/* * PowerPC emulation for qemu: main translation routines. * * Copyright (c) 2003-2007 Jocelyn Mayer * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include #include #include #include #include #include "cpu.h" #include "exec-all.h" #include "disas.h" #include "tcg-op.h" #include "qemu-common.h" #include "helper.h" #define GEN_HELPER 1 #include "helper.h" #define CPU_SINGLE_STEP 0x1 #define CPU_BRANCH_STEP 0x2 #define GDBSTUB_SINGLE_STEP 0x4 /* Include definitions for instructions classes and implementations flags */ //#define DO_SINGLE_STEP //#define PPC_DEBUG_DISAS //#define DO_PPC_STATISTICS //#define OPTIMIZE_FPRF_UPDATE /*****************************************************************************/ /* Code translation helpers */ /* global register indexes */ static TCGv_ptr cpu_env; static char cpu_reg_names[10*3 + 22*4 /* GPR */ #if !defined(TARGET_PPC64) + 10*4 + 22*5 /* SPE GPRh */ #endif + 10*4 + 22*5 /* FPR */ + 2*(10*6 + 22*7) /* AVRh, AVRl */ + 8*5 /* CRF */]; static TCGv cpu_gpr[32]; #if !defined(TARGET_PPC64) static TCGv cpu_gprh[32]; #endif static TCGv_i64 cpu_fpr[32]; static TCGv_i64 cpu_avrh[32], cpu_avrl[32]; static TCGv_i32 cpu_crf[8]; static TCGv cpu_nip; static TCGv cpu_ctr; static TCGv cpu_lr; static TCGv cpu_xer; static TCGv_i32 cpu_fpscr; /* dyngen register indexes */ static TCGv cpu_T[3]; #if defined(TARGET_PPC64) #define cpu_T64 cpu_T #else static TCGv_i64 cpu_T64[3]; #endif static TCGv_i64 cpu_FT[2]; static TCGv_i64 cpu_AVRh[3], cpu_AVRl[3]; #include "gen-icount.h" void ppc_translate_init(void) { int i; char* p; static int done_init = 0; if (done_init) return; cpu_env = tcg_global_reg_new_ptr(TCG_AREG0, "env"); #if TARGET_LONG_BITS > HOST_LONG_BITS cpu_T[0] = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, t0), "T0"); cpu_T[1] = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, t1), "T1"); cpu_T[2] = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, t2), "T2"); #else cpu_T[0] = tcg_global_reg_new(TCG_AREG1, "T0"); cpu_T[1] = tcg_global_reg_new(TCG_AREG2, "T1"); #ifdef HOST_I386 /* XXX: This is a temporary workaround for i386. * On i386 qemu_st32 runs out of registers. * The proper fix is to remove cpu_T. */ cpu_T[2] = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, t2), "T2"); #else cpu_T[2] = tcg_global_reg_new(TCG_AREG3, "T2"); #endif #endif #if !defined(TARGET_PPC64) cpu_T64[0] = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUState, t0_64), "T0_64"); cpu_T64[1] = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUState, t1_64), "T1_64"); cpu_T64[2] = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUState, t2_64), "T2_64"); #endif cpu_FT[0] = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUState, ft0), "FT0"); cpu_FT[1] = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUState, ft1), "FT1"); cpu_AVRh[0] = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUState, avr0.u64[0]), "AVR0H"); cpu_AVRl[0] = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUState, avr0.u64[1]), "AVR0L"); cpu_AVRh[1] = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUState, avr1.u64[0]), "AVR1H"); cpu_AVRl[1] = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUState, avr1.u64[1]), "AVR1L"); cpu_AVRh[2] = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUState, avr2.u64[0]), "AVR2H"); cpu_AVRl[2] = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUState, avr2.u64[1]), "AVR2L"); p = cpu_reg_names; for (i = 0; i < 8; i++) { sprintf(p, "crf%d", i); cpu_crf[i] = tcg_global_mem_new_i32(TCG_AREG0, offsetof(CPUState, crf[i]), p); p += 5; } for (i = 0; i < 32; i++) { sprintf(p, "r%d", i); cpu_gpr[i] = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, gpr[i]), p); p += (i < 10) ? 3 : 4; #if !defined(TARGET_PPC64) sprintf(p, "r%dH", i); cpu_gprh[i] = tcg_global_mem_new_i32(TCG_AREG0, offsetof(CPUState, gprh[i]), p); p += (i < 10) ? 4 : 5; #endif sprintf(p, "fp%d", i); cpu_fpr[i] = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUState, fpr[i]), p); p += (i < 10) ? 4 : 5; sprintf(p, "avr%dH", i); cpu_avrh[i] = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUState, avr[i].u64[0]), p); p += (i < 10) ? 6 : 7; sprintf(p, "avr%dL", i); cpu_avrl[i] = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUState, avr[i].u64[1]), p); p += (i < 10) ? 6 : 7; } cpu_nip = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, nip), "nip"); cpu_ctr = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, ctr), "ctr"); cpu_lr = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, lr), "lr"); cpu_xer = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, xer), "xer"); cpu_fpscr = tcg_global_mem_new_i32(TCG_AREG0, offsetof(CPUState, fpscr), "fpscr"); /* register helpers */ #define GEN_HELPER 2 #include "helper.h" done_init = 1; } #if defined(OPTIMIZE_FPRF_UPDATE) static uint16_t *gen_fprf_buf[OPC_BUF_SIZE]; static uint16_t **gen_fprf_ptr; #endif /* internal defines */ typedef struct DisasContext { struct TranslationBlock *tb; target_ulong nip; uint32_t opcode; uint32_t exception; /* Routine used to access memory */ int mem_idx; /* Translation flags */ #if !defined(CONFIG_USER_ONLY) int supervisor; #endif #if defined(TARGET_PPC64) int sf_mode; #endif int fpu_enabled; int altivec_enabled; int spe_enabled; ppc_spr_t *spr_cb; /* Needed to check rights for mfspr/mtspr */ int singlestep_enabled; int dcache_line_size; } DisasContext; struct opc_handler_t { /* invalid bits */ uint32_t inval; /* instruction type */ uint64_t type; /* handler */ void (*handler)(DisasContext *ctx); #if defined(DO_PPC_STATISTICS) || defined(PPC_DUMP_CPU) const char *oname; #endif #if defined(DO_PPC_STATISTICS) uint64_t count; #endif }; static always_inline void gen_reset_fpstatus (void) { #ifdef CONFIG_SOFTFLOAT gen_op_reset_fpstatus(); #endif } static always_inline void gen_compute_fprf (TCGv arg, int set_fprf, int set_rc) { TCGv t0 = tcg_temp_new_i32(); if (set_fprf != 0) { /* This case might be optimized later */ #if defined(OPTIMIZE_FPRF_UPDATE) *gen_fprf_ptr++ = gen_opc_ptr; #endif tcg_gen_movi_tl(t0, 1); gen_helper_compute_fprf(t0, arg, t0); if (unlikely(set_rc)) { tcg_gen_movi_i32(cpu_crf[1], t0); } gen_helper_float_check_status(); } else if (unlikely(set_rc)) { /* We always need to compute fpcc */ tcg_gen_movi_tl(t0, 0); gen_helper_compute_fprf(t0, arg, t0); tcg_gen_movi_i32(cpu_crf[1], t0); if (set_fprf) gen_helper_float_check_status(); } tcg_temp_free(t0); } static always_inline void gen_optimize_fprf (void) { #if defined(OPTIMIZE_FPRF_UPDATE) uint16_t **ptr; for (ptr = gen_fprf_buf; ptr != (gen_fprf_ptr - 1); ptr++) *ptr = INDEX_op_nop1; gen_fprf_ptr = gen_fprf_buf; #endif } static always_inline void gen_update_nip (DisasContext *ctx, target_ulong nip) { #if defined(TARGET_PPC64) if (ctx->sf_mode) tcg_gen_movi_tl(cpu_nip, nip); else #endif tcg_gen_movi_tl(cpu_nip, (uint32_t)nip); } #define GEN_EXCP(ctx, excp, error) \ do { \ if ((ctx)->exception == POWERPC_EXCP_NONE) { \ gen_update_nip(ctx, (ctx)->nip); \ } \ gen_op_raise_exception_err((excp), (error)); \ ctx->exception = (excp); \ } while (0) #define GEN_EXCP_INVAL(ctx) \ GEN_EXCP((ctx), POWERPC_EXCP_PROGRAM, \ POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_INVAL) #define GEN_EXCP_PRIVOPC(ctx) \ GEN_EXCP((ctx), POWERPC_EXCP_PROGRAM, \ POWERPC_EXCP_INVAL | POWERPC_EXCP_PRIV_OPC) #define GEN_EXCP_PRIVREG(ctx) \ GEN_EXCP((ctx), POWERPC_EXCP_PROGRAM, \ POWERPC_EXCP_INVAL | POWERPC_EXCP_PRIV_REG) #define GEN_EXCP_NO_FP(ctx) \ GEN_EXCP(ctx, POWERPC_EXCP_FPU, 0) #define GEN_EXCP_NO_AP(ctx) \ GEN_EXCP(ctx, POWERPC_EXCP_APU, 0) #define GEN_EXCP_NO_VR(ctx) \ GEN_EXCP(ctx, POWERPC_EXCP_VPU, 0) /* Stop translation */ static always_inline void GEN_STOP (DisasContext *ctx) { gen_update_nip(ctx, ctx->nip); ctx->exception = POWERPC_EXCP_STOP; } /* No need to update nip here, as execution flow will change */ static always_inline void GEN_SYNC (DisasContext *ctx) { ctx->exception = POWERPC_EXCP_SYNC; } #define GEN_HANDLER(name, opc1, opc2, opc3, inval, type) \ static void gen_##name (DisasContext *ctx); \ GEN_OPCODE(name, opc1, opc2, opc3, inval, type); \ static void gen_##name (DisasContext *ctx) #define GEN_HANDLER2(name, onam, opc1, opc2, opc3, inval, type) \ static void gen_##name (DisasContext *ctx); \ GEN_OPCODE2(name, onam, opc1, opc2, opc3, inval, type); \ static void gen_##name (DisasContext *ctx) typedef struct opcode_t { unsigned char opc1, opc2, opc3; #if HOST_LONG_BITS == 64 /* Explicitly align to 64 bits */ unsigned char pad[5]; #else unsigned char pad[1]; #endif opc_handler_t handler; const char *oname; } opcode_t; /*****************************************************************************/ /*** Instruction decoding ***/ #define EXTRACT_HELPER(name, shift, nb) \ static always_inline uint32_t name (uint32_t opcode) \ { \ return (opcode >> (shift)) & ((1 << (nb)) - 1); \ } #define EXTRACT_SHELPER(name, shift, nb) \ static always_inline int32_t name (uint32_t opcode) \ { \ return (int16_t)((opcode >> (shift)) & ((1 << (nb)) - 1)); \ } /* Opcode part 1 */ EXTRACT_HELPER(opc1, 26, 6); /* Opcode part 2 */ EXTRACT_HELPER(opc2, 1, 5); /* Opcode part 3 */ EXTRACT_HELPER(opc3, 6, 5); /* Update Cr0 flags */ EXTRACT_HELPER(Rc, 0, 1); /* Destination */ EXTRACT_HELPER(rD, 21, 5); /* Source */ EXTRACT_HELPER(rS, 21, 5); /* First operand */ EXTRACT_HELPER(rA, 16, 5); /* Second operand */ EXTRACT_HELPER(rB, 11, 5); /* Third operand */ EXTRACT_HELPER(rC, 6, 5); /*** Get CRn ***/ EXTRACT_HELPER(crfD, 23, 3); EXTRACT_HELPER(crfS, 18, 3); EXTRACT_HELPER(crbD, 21, 5); EXTRACT_HELPER(crbA, 16, 5); EXTRACT_HELPER(crbB, 11, 5); /* SPR / TBL */ EXTRACT_HELPER(_SPR, 11, 10); static always_inline uint32_t SPR (uint32_t opcode) { uint32_t sprn = _SPR(opcode); return ((sprn >> 5) & 0x1F) | ((sprn & 0x1F) << 5); } /*** Get constants ***/ EXTRACT_HELPER(IMM, 12, 8); /* 16 bits signed immediate value */ EXTRACT_SHELPER(SIMM, 0, 16); /* 16 bits unsigned immediate value */ EXTRACT_HELPER(UIMM, 0, 16); /* Bit count */ EXTRACT_HELPER(NB, 11, 5); /* Shift count */ EXTRACT_HELPER(SH, 11, 5); /* Mask start */ EXTRACT_HELPER(MB, 6, 5); /* Mask end */ EXTRACT_HELPER(ME, 1, 5); /* Trap operand */ EXTRACT_HELPER(TO, 21, 5); EXTRACT_HELPER(CRM, 12, 8); EXTRACT_HELPER(FM, 17, 8); EXTRACT_HELPER(SR, 16, 4); EXTRACT_HELPER(FPIMM, 12, 4); /*** Jump target decoding ***/ /* Displacement */ EXTRACT_SHELPER(d, 0, 16); /* Immediate address */ static always_inline target_ulong LI (uint32_t opcode) { return (opcode >> 0) & 0x03FFFFFC; } static always_inline uint32_t BD (uint32_t opcode) { return (opcode >> 0) & 0xFFFC; } EXTRACT_HELPER(BO, 21, 5); EXTRACT_HELPER(BI, 16, 5); /* Absolute/relative address */ EXTRACT_HELPER(AA, 1, 1); /* Link */ EXTRACT_HELPER(LK, 0, 1); /* Create a mask between and bits */ static always_inline target_ulong MASK (uint32_t start, uint32_t end) { target_ulong ret; #if defined(TARGET_PPC64) if (likely(start == 0)) { ret = UINT64_MAX << (63 - end); } else if (likely(end == 63)) { ret = UINT64_MAX >> start; } #else if (likely(start == 0)) { ret = UINT32_MAX << (31 - end); } else if (likely(end == 31)) { ret = UINT32_MAX >> start; } #endif else { ret = (((target_ulong)(-1ULL)) >> (start)) ^ (((target_ulong)(-1ULL) >> (end)) >> 1); if (unlikely(start > end)) return ~ret; } return ret; } /*****************************************************************************/ /* PowerPC Instructions types definitions */ enum { PPC_NONE = 0x0000000000000000ULL, /* PowerPC base instructions set */ PPC_INSNS_BASE = 0x0000000000000001ULL, /* integer operations instructions */ #define PPC_INTEGER PPC_INSNS_BASE /* flow control instructions */ #define PPC_FLOW PPC_INSNS_BASE /* virtual memory instructions */ #define PPC_MEM PPC_INSNS_BASE /* ld/st with reservation instructions */ #define PPC_RES PPC_INSNS_BASE /* spr/msr access instructions */ #define PPC_MISC PPC_INSNS_BASE /* Deprecated instruction sets */ /* Original POWER instruction set */ PPC_POWER = 0x0000000000000002ULL, /* POWER2 instruction set extension */ PPC_POWER2 = 0x0000000000000004ULL, /* Power RTC support */ PPC_POWER_RTC = 0x0000000000000008ULL, /* Power-to-PowerPC bridge (601) */ PPC_POWER_BR = 0x0000000000000010ULL, /* 64 bits PowerPC instruction set */ PPC_64B = 0x0000000000000020ULL, /* New 64 bits extensions (PowerPC 2.0x) */ PPC_64BX = 0x0000000000000040ULL, /* 64 bits hypervisor extensions */ PPC_64H = 0x0000000000000080ULL, /* New wait instruction (PowerPC 2.0x) */ PPC_WAIT = 0x0000000000000100ULL, /* Time base mftb instruction */ PPC_MFTB = 0x0000000000000200ULL, /* Fixed-point unit extensions */ /* PowerPC 602 specific */ PPC_602_SPEC = 0x0000000000000400ULL, /* isel instruction */ PPC_ISEL = 0x0000000000000800ULL, /* popcntb instruction */ PPC_POPCNTB = 0x0000000000001000ULL, /* string load / store */ PPC_STRING = 0x0000000000002000ULL, /* Floating-point unit extensions */ /* Optional floating point instructions */ PPC_FLOAT = 0x0000000000010000ULL, /* New floating-point extensions (PowerPC 2.0x) */ PPC_FLOAT_EXT = 0x0000000000020000ULL, PPC_FLOAT_FSQRT = 0x0000000000040000ULL, PPC_FLOAT_FRES = 0x0000000000080000ULL, PPC_FLOAT_FRSQRTE = 0x0000000000100000ULL, PPC_FLOAT_FRSQRTES = 0x0000000000200000ULL, PPC_FLOAT_FSEL = 0x0000000000400000ULL, PPC_FLOAT_STFIWX = 0x0000000000800000ULL, /* Vector/SIMD extensions */ /* Altivec support */ PPC_ALTIVEC = 0x0000000001000000ULL, /* PowerPC 2.03 SPE extension */ PPC_SPE = 0x0000000002000000ULL, /* PowerPC 2.03 SPE floating-point extension */ PPC_SPEFPU = 0x0000000004000000ULL, /* Optional memory control instructions */ PPC_MEM_TLBIA = 0x0000000010000000ULL, PPC_MEM_TLBIE = 0x0000000020000000ULL, PPC_MEM_TLBSYNC = 0x0000000040000000ULL, /* sync instruction */ PPC_MEM_SYNC = 0x0000000080000000ULL, /* eieio instruction */ PPC_MEM_EIEIO = 0x0000000100000000ULL, /* Cache control instructions */ PPC_CACHE = 0x0000000200000000ULL, /* icbi instruction */ PPC_CACHE_ICBI = 0x0000000400000000ULL, /* dcbz instruction with fixed cache line size */ PPC_CACHE_DCBZ = 0x0000000800000000ULL, /* dcbz instruction with tunable cache line size */ PPC_CACHE_DCBZT = 0x0000001000000000ULL, /* dcba instruction */ PPC_CACHE_DCBA = 0x0000002000000000ULL, /* Freescale cache locking instructions */ PPC_CACHE_LOCK = 0x0000004000000000ULL, /* MMU related extensions */ /* external control instructions */ PPC_EXTERN = 0x0000010000000000ULL, /* segment register access instructions */ PPC_SEGMENT = 0x0000020000000000ULL, /* PowerPC 6xx TLB management instructions */ PPC_6xx_TLB = 0x0000040000000000ULL, /* PowerPC 74xx TLB management instructions */ PPC_74xx_TLB = 0x0000080000000000ULL, /* PowerPC 40x TLB management instructions */ PPC_40x_TLB = 0x0000100000000000ULL, /* segment register access instructions for PowerPC 64 "bridge" */ PPC_SEGMENT_64B = 0x0000200000000000ULL, /* SLB management */ PPC_SLBI = 0x0000400000000000ULL, /* Embedded PowerPC dedicated instructions */ PPC_WRTEE = 0x0001000000000000ULL, /* PowerPC 40x exception model */ PPC_40x_EXCP = 0x0002000000000000ULL, /* PowerPC 405 Mac instructions */ PPC_405_MAC = 0x0004000000000000ULL, /* PowerPC 440 specific instructions */ PPC_440_SPEC = 0x0008000000000000ULL, /* BookE (embedded) PowerPC specification */ PPC_BOOKE = 0x0010000000000000ULL, /* mfapidi instruction */ PPC_MFAPIDI = 0x0020000000000000ULL, /* tlbiva instruction */ PPC_TLBIVA = 0x0040000000000000ULL, /* tlbivax instruction */ PPC_TLBIVAX = 0x0080000000000000ULL, /* PowerPC 4xx dedicated instructions */ PPC_4xx_COMMON = 0x0100000000000000ULL, /* PowerPC 40x ibct instructions */ PPC_40x_ICBT = 0x0200000000000000ULL, /* rfmci is not implemented in all BookE PowerPC */ PPC_RFMCI = 0x0400000000000000ULL, /* rfdi instruction */ PPC_RFDI = 0x0800000000000000ULL, /* DCR accesses */ PPC_DCR = 0x1000000000000000ULL, /* DCR extended accesse */ PPC_DCRX = 0x2000000000000000ULL, /* user-mode DCR access, implemented in PowerPC 460 */ PPC_DCRUX = 0x4000000000000000ULL, }; /*****************************************************************************/ /* PowerPC instructions table */ #if HOST_LONG_BITS == 64 #define OPC_ALIGN 8 #else #define OPC_ALIGN 4 #endif #if defined(__APPLE__) #define OPCODES_SECTION \ __attribute__ ((section("__TEXT,__opcodes"), unused, aligned (OPC_ALIGN) )) #else #define OPCODES_SECTION \ __attribute__ ((section(".opcodes"), unused, aligned (OPC_ALIGN) )) #endif #if defined(DO_PPC_STATISTICS) #define GEN_OPCODE(name, op1, op2, op3, invl, _typ) \ OPCODES_SECTION opcode_t opc_##name = { \ .opc1 = op1, \ .opc2 = op2, \ .opc3 = op3, \ .pad = { 0, }, \ .handler = { \ .inval = invl, \ .type = _typ, \ .handler = &gen_##name, \ .oname = stringify(name), \ }, \ .oname = stringify(name), \ } #define GEN_OPCODE2(name, onam, op1, op2, op3, invl, _typ) \ OPCODES_SECTION opcode_t opc_##name = { \ .opc1 = op1, \ .opc2 = op2, \ .opc3 = op3, \ .pad = { 0, }, \ .handler = { \ .inval = invl, \ .type = _typ, \ .handler = &gen_##name, \ .oname = onam, \ }, \ .oname = onam, \ } #else #define GEN_OPCODE(name, op1, op2, op3, invl, _typ) \ OPCODES_SECTION opcode_t opc_##name = { \ .opc1 = op1, \ .opc2 = op2, \ .opc3 = op3, \ .pad = { 0, }, \ .handler = { \ .inval = invl, \ .type = _typ, \ .handler = &gen_##name, \ }, \ .oname = stringify(name), \ } #define GEN_OPCODE2(name, onam, op1, op2, op3, invl, _typ) \ OPCODES_SECTION opcode_t opc_##name = { \ .opc1 = op1, \ .opc2 = op2, \ .opc3 = op3, \ .pad = { 0, }, \ .handler = { \ .inval = invl, \ .type = _typ, \ .handler = &gen_##name, \ }, \ .oname = onam, \ } #endif #define GEN_OPCODE_MARK(name) \ OPCODES_SECTION opcode_t opc_##name = { \ .opc1 = 0xFF, \ .opc2 = 0xFF, \ .opc3 = 0xFF, \ .pad = { 0, }, \ .handler = { \ .inval = 0x00000000, \ .type = 0x00, \ .handler = NULL, \ }, \ .oname = stringify(name), \ } /* Start opcode list */ GEN_OPCODE_MARK(start); /* Invalid instruction */ GEN_HANDLER(invalid, 0x00, 0x00, 0x00, 0xFFFFFFFF, PPC_NONE) { GEN_EXCP_INVAL(ctx); } static opc_handler_t invalid_handler = { .inval = 0xFFFFFFFF, .type = PPC_NONE, .handler = gen_invalid, }; /*** Integer comparison ***/ static always_inline void gen_op_cmp(TCGv arg0, TCGv arg1, int s, int crf) { int l1, l2, l3; tcg_gen_trunc_tl_i32(cpu_crf[crf], cpu_xer); tcg_gen_shri_i32(cpu_crf[crf], cpu_crf[crf], XER_SO); tcg_gen_andi_i32(cpu_crf[crf], cpu_crf[crf], 1); l1 = gen_new_label(); l2 = gen_new_label(); l3 = gen_new_label(); if (s) { tcg_gen_brcond_tl(TCG_COND_LT, arg0, arg1, l1); tcg_gen_brcond_tl(TCG_COND_GT, arg0, arg1, l2); } else { tcg_gen_brcond_tl(TCG_COND_LTU, arg0, arg1, l1); tcg_gen_brcond_tl(TCG_COND_GTU, arg0, arg1, l2); } tcg_gen_ori_i32(cpu_crf[crf], cpu_crf[crf], 1 << CRF_EQ); tcg_gen_br(l3); gen_set_label(l1); tcg_gen_ori_i32(cpu_crf[crf], cpu_crf[crf], 1 << CRF_LT); tcg_gen_br(l3); gen_set_label(l2); tcg_gen_ori_i32(cpu_crf[crf], cpu_crf[crf], 1 << CRF_GT); gen_set_label(l3); } static always_inline void gen_op_cmpi(TCGv arg0, target_ulong arg1, int s, int crf) { TCGv t0 = tcg_const_local_tl(arg1); gen_op_cmp(arg0, t0, s, crf); tcg_temp_free(t0); } #if defined(TARGET_PPC64) static always_inline void gen_op_cmp32(TCGv arg0, TCGv arg1, int s, int crf) { TCGv t0, t1; t0 = tcg_temp_local_new(); t1 = tcg_temp_local_new(); if (s) { tcg_gen_ext32s_tl(t0, arg0); tcg_gen_ext32s_tl(t1, arg1); } else { tcg_gen_ext32u_tl(t0, arg0); tcg_gen_ext32u_tl(t1, arg1); } gen_op_cmp(t0, t1, s, crf); tcg_temp_free(t1); tcg_temp_free(t0); } static always_inline void gen_op_cmpi32(TCGv arg0, target_ulong arg1, int s, int crf) { TCGv t0 = tcg_const_local_tl(arg1); gen_op_cmp32(arg0, t0, s, crf); tcg_temp_free(t0); } #endif static always_inline void gen_set_Rc0 (DisasContext *ctx, TCGv reg) { #if defined(TARGET_PPC64) if (!(ctx->sf_mode)) gen_op_cmpi32(reg, 0, 1, 0); else #endif gen_op_cmpi(reg, 0, 1, 0); } /* cmp */ GEN_HANDLER(cmp, 0x1F, 0x00, 0x00, 0x00400000, PPC_INTEGER) { #if defined(TARGET_PPC64) if (!(ctx->sf_mode && (ctx->opcode & 0x00200000))) gen_op_cmp32(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], 1, crfD(ctx->opcode)); else #endif gen_op_cmp(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], 1, crfD(ctx->opcode)); } /* cmpi */ GEN_HANDLER(cmpi, 0x0B, 0xFF, 0xFF, 0x00400000, PPC_INTEGER) { #if defined(TARGET_PPC64) if (!(ctx->sf_mode && (ctx->opcode & 0x00200000))) gen_op_cmpi32(cpu_gpr[rA(ctx->opcode)], SIMM(ctx->opcode), 1, crfD(ctx->opcode)); else #endif gen_op_cmpi(cpu_gpr[rA(ctx->opcode)], SIMM(ctx->opcode), 1, crfD(ctx->opcode)); } /* cmpl */ GEN_HANDLER(cmpl, 0x1F, 0x00, 0x01, 0x00400000, PPC_INTEGER) { #if defined(TARGET_PPC64) if (!(ctx->sf_mode && (ctx->opcode & 0x00200000))) gen_op_cmp32(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], 0, crfD(ctx->opcode)); else #endif gen_op_cmp(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], 0, crfD(ctx->opcode)); } /* cmpli */ GEN_HANDLER(cmpli, 0x0A, 0xFF, 0xFF, 0x00400000, PPC_INTEGER) { #if defined(TARGET_PPC64) if (!(ctx->sf_mode && (ctx->opcode & 0x00200000))) gen_op_cmpi32(cpu_gpr[rA(ctx->opcode)], UIMM(ctx->opcode), 0, crfD(ctx->opcode)); else #endif gen_op_cmpi(cpu_gpr[rA(ctx->opcode)], UIMM(ctx->opcode), 0, crfD(ctx->opcode)); } /* isel (PowerPC 2.03 specification) */ GEN_HANDLER(isel, 0x1F, 0x0F, 0xFF, 0x00000001, PPC_ISEL) { int l1, l2; uint32_t bi = rC(ctx->opcode); uint32_t mask; TCGv_i32 t0; l1 = gen_new_label(); l2 = gen_new_label(); mask = 1 << (3 - (bi & 0x03)); t0 = tcg_temp_new_i32(); tcg_gen_andi_i32(t0, cpu_crf[bi >> 2], mask); tcg_gen_brcondi_i32(TCG_COND_EQ, t0, 0, l1); if (rA(ctx->opcode) == 0) tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], 0); else tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); tcg_gen_br(l2); gen_set_label(l1); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); gen_set_label(l2); tcg_temp_free_i32(t0); } /*** Integer arithmetic ***/ static always_inline void gen_op_arith_compute_ov(DisasContext *ctx, TCGv arg0, TCGv arg1, TCGv arg2, int sub) { int l1; TCGv t0; l1 = gen_new_label(); /* Start with XER OV disabled, the most likely case */ tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV)); t0 = tcg_temp_local_new(); tcg_gen_xor_tl(t0, arg0, arg1); #if defined(TARGET_PPC64) if (!ctx->sf_mode) tcg_gen_ext32s_tl(t0, t0); #endif if (sub) tcg_gen_brcondi_tl(TCG_COND_LT, t0, 0, l1); else tcg_gen_brcondi_tl(TCG_COND_GE, t0, 0, l1); tcg_gen_xor_tl(t0, arg1, arg2); #if defined(TARGET_PPC64) if (!ctx->sf_mode) tcg_gen_ext32s_tl(t0, t0); #endif if (sub) tcg_gen_brcondi_tl(TCG_COND_GE, t0, 0, l1); else tcg_gen_brcondi_tl(TCG_COND_LT, t0, 0, l1); tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO)); gen_set_label(l1); tcg_temp_free(t0); } static always_inline void gen_op_arith_compute_ca(DisasContext *ctx, TCGv arg1, TCGv arg2, int sub) { int l1 = gen_new_label(); #if defined(TARGET_PPC64) if (!(ctx->sf_mode)) { TCGv t0, t1; t0 = tcg_temp_new(); t1 = tcg_temp_new(); tcg_gen_ext32u_tl(t0, arg1); tcg_gen_ext32u_tl(t1, arg2); if (sub) { tcg_gen_brcond_tl(TCG_COND_GTU, t0, t1, l1); } else { tcg_gen_brcond_tl(TCG_COND_GEU, t0, t1, l1); } tcg_gen_ori_tl(cpu_xer, cpu_xer, 1 << XER_CA); gen_set_label(l1); tcg_temp_free(t0); tcg_temp_free(t1); } else #endif { if (sub) { tcg_gen_brcond_tl(TCG_COND_GTU, arg1, arg2, l1); } else { tcg_gen_brcond_tl(TCG_COND_GEU, arg1, arg2, l1); } tcg_gen_ori_tl(cpu_xer, cpu_xer, 1 << XER_CA); gen_set_label(l1); } } /* Common add function */ static always_inline void gen_op_arith_add(DisasContext *ctx, TCGv ret, TCGv arg1, TCGv arg2, int add_ca, int compute_ca, int compute_ov) { TCGv t0, t1; if ((!compute_ca && !compute_ov) || (!TCGV_EQUAL(ret,arg1) && !TCGV_EQUAL(ret, arg2))) { t0 = ret; } else { t0 = tcg_temp_local_new(); } if (add_ca) { t1 = tcg_temp_local_new(); tcg_gen_andi_tl(t1, cpu_xer, (1 << XER_CA)); tcg_gen_shri_tl(t1, t1, XER_CA); } if (compute_ca && compute_ov) { /* Start with XER CA and OV disabled, the most likely case */ tcg_gen_andi_tl(cpu_xer, cpu_xer, ~((1 << XER_CA) | (1 << XER_OV))); } else if (compute_ca) { /* Start with XER CA disabled, the most likely case */ tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA)); } else if (compute_ov) { /* Start with XER OV disabled, the most likely case */ tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV)); } tcg_gen_add_tl(t0, arg1, arg2); if (compute_ca) { gen_op_arith_compute_ca(ctx, t0, arg1, 0); } if (add_ca) { tcg_gen_add_tl(t0, t0, t1); gen_op_arith_compute_ca(ctx, t0, t1, 0); tcg_temp_free(t1); } if (compute_ov) { gen_op_arith_compute_ov(ctx, t0, arg1, arg2, 0); } if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, t0); if (!TCGV_EQUAL(t0, ret)) { tcg_gen_mov_tl(ret, t0); tcg_temp_free(t0); } } /* Add functions with two operands */ #define GEN_INT_ARITH_ADD(name, opc3, add_ca, compute_ca, compute_ov) \ GEN_HANDLER(name, 0x1F, 0x0A, opc3, 0x00000000, PPC_INTEGER) \ { \ gen_op_arith_add(ctx, cpu_gpr[rD(ctx->opcode)], \ cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \ add_ca, compute_ca, compute_ov); \ } /* Add functions with one operand and one immediate */ #define GEN_INT_ARITH_ADD_CONST(name, opc3, const_val, \ add_ca, compute_ca, compute_ov) \ GEN_HANDLER(name, 0x1F, 0x0A, opc3, 0x0000F800, PPC_INTEGER) \ { \ TCGv t0 = tcg_const_local_tl(const_val); \ gen_op_arith_add(ctx, cpu_gpr[rD(ctx->opcode)], \ cpu_gpr[rA(ctx->opcode)], t0, \ add_ca, compute_ca, compute_ov); \ tcg_temp_free(t0); \ } /* add add. addo addo. */ GEN_INT_ARITH_ADD(add, 0x08, 0, 0, 0) GEN_INT_ARITH_ADD(addo, 0x18, 0, 0, 1) /* addc addc. addco addco. */ GEN_INT_ARITH_ADD(addc, 0x00, 0, 1, 0) GEN_INT_ARITH_ADD(addco, 0x10, 0, 1, 1) /* adde adde. addeo addeo. */ GEN_INT_ARITH_ADD(adde, 0x04, 1, 1, 0) GEN_INT_ARITH_ADD(addeo, 0x14, 1, 1, 1) /* addme addme. addmeo addmeo. */ GEN_INT_ARITH_ADD_CONST(addme, 0x07, -1LL, 1, 1, 0) GEN_INT_ARITH_ADD_CONST(addmeo, 0x17, -1LL, 1, 1, 1) /* addze addze. addzeo addzeo.*/ GEN_INT_ARITH_ADD_CONST(addze, 0x06, 0, 1, 1, 0) GEN_INT_ARITH_ADD_CONST(addzeo, 0x16, 0, 1, 1, 1) /* addi */ GEN_HANDLER(addi, 0x0E, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { target_long simm = SIMM(ctx->opcode); if (rA(ctx->opcode) == 0) { /* li case */ tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], simm); } else { tcg_gen_addi_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], simm); } } /* addic addic.*/ static always_inline void gen_op_addic (DisasContext *ctx, TCGv ret, TCGv arg1, int compute_Rc0) { target_long simm = SIMM(ctx->opcode); /* Start with XER CA and OV disabled, the most likely case */ tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA)); if (likely(simm != 0)) { TCGv t0 = tcg_temp_local_new(); tcg_gen_addi_tl(t0, arg1, simm); gen_op_arith_compute_ca(ctx, t0, arg1, 0); tcg_gen_mov_tl(ret, t0); tcg_temp_free(t0); } else { tcg_gen_mov_tl(ret, arg1); } if (compute_Rc0) { gen_set_Rc0(ctx, ret); } } GEN_HANDLER(addic, 0x0C, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { gen_op_addic(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0); } GEN_HANDLER2(addic_, "addic.", 0x0D, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { gen_op_addic(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 1); } /* addis */ GEN_HANDLER(addis, 0x0F, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { target_long simm = SIMM(ctx->opcode); if (rA(ctx->opcode) == 0) { /* lis case */ tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], simm << 16); } else { tcg_gen_addi_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], simm << 16); } } static always_inline void gen_op_arith_divw (DisasContext *ctx, TCGv ret, TCGv arg1, TCGv arg2, int sign, int compute_ov) { int l1 = gen_new_label(); int l2 = gen_new_label(); TCGv_i32 t0 = tcg_temp_local_new_i32(); TCGv_i32 t1 = tcg_temp_local_new_i32(); tcg_gen_trunc_tl_i32(t0, arg1); tcg_gen_trunc_tl_i32(t1, arg2); tcg_gen_brcondi_i32(TCG_COND_EQ, t1, 0, l1); if (sign) { int l3 = gen_new_label(); tcg_gen_brcondi_i32(TCG_COND_NE, t1, -1, l3); tcg_gen_brcondi_i32(TCG_COND_EQ, t0, INT32_MIN, l1); gen_set_label(l3); tcg_gen_div_i32(t0, t0, t1); } else { tcg_gen_divu_i32(t0, t0, t1); } if (compute_ov) { tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV)); } tcg_gen_br(l2); gen_set_label(l1); if (sign) { tcg_gen_sari_i32(t0, t0, 31); } else { tcg_gen_movi_i32(t0, 0); } if (compute_ov) { tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO)); } gen_set_label(l2); tcg_gen_extu_i32_tl(ret, t0); tcg_temp_free_i32(t0); tcg_temp_free_i32(t1); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, ret); } /* Div functions */ #define GEN_INT_ARITH_DIVW(name, opc3, sign, compute_ov) \ GEN_HANDLER(name, 0x1F, 0x0B, opc3, 0x00000000, PPC_INTEGER) \ { \ gen_op_arith_divw(ctx, cpu_gpr[rD(ctx->opcode)], \ cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \ sign, compute_ov); \ } /* divwu divwu. divwuo divwuo. */ GEN_INT_ARITH_DIVW(divwu, 0x0E, 0, 0); GEN_INT_ARITH_DIVW(divwuo, 0x1E, 0, 1); /* divw divw. divwo divwo. */ GEN_INT_ARITH_DIVW(divw, 0x0F, 1, 0); GEN_INT_ARITH_DIVW(divwo, 0x1F, 1, 1); #if defined(TARGET_PPC64) static always_inline void gen_op_arith_divd (DisasContext *ctx, TCGv ret, TCGv arg1, TCGv arg2, int sign, int compute_ov) { int l1 = gen_new_label(); int l2 = gen_new_label(); tcg_gen_brcondi_i64(TCG_COND_EQ, arg2, 0, l1); if (sign) { int l3 = gen_new_label(); tcg_gen_brcondi_i64(TCG_COND_NE, arg2, -1, l3); tcg_gen_brcondi_i64(TCG_COND_EQ, arg1, INT64_MIN, l1); gen_set_label(l3); tcg_gen_div_i64(ret, arg1, arg2); } else { tcg_gen_divu_i64(ret, arg1, arg2); } if (compute_ov) { tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV)); } tcg_gen_br(l2); gen_set_label(l1); if (sign) { tcg_gen_sari_i64(ret, arg1, 63); } else { tcg_gen_movi_i64(ret, 0); } if (compute_ov) { tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO)); } gen_set_label(l2); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, ret); } #define GEN_INT_ARITH_DIVD(name, opc3, sign, compute_ov) \ GEN_HANDLER(name, 0x1F, 0x09, opc3, 0x00000000, PPC_64B) \ { \ gen_op_arith_divd(ctx, cpu_gpr[rD(ctx->opcode)], \ cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \ sign, compute_ov); \ } /* divwu divwu. divwuo divwuo. */ GEN_INT_ARITH_DIVD(divdu, 0x0E, 0, 0); GEN_INT_ARITH_DIVD(divduo, 0x1E, 0, 1); /* divw divw. divwo divwo. */ GEN_INT_ARITH_DIVD(divd, 0x0F, 1, 0); GEN_INT_ARITH_DIVD(divdo, 0x1F, 1, 1); #endif /* mulhw mulhw. */ GEN_HANDLER(mulhw, 0x1F, 0x0B, 0x02, 0x00000400, PPC_INTEGER) { TCGv_i64 t0, t1; t0 = tcg_temp_new_i64(); t1 = tcg_temp_new_i64(); #if defined(TARGET_PPC64) tcg_gen_ext32s_tl(t0, cpu_gpr[rA(ctx->opcode)]); tcg_gen_ext32s_tl(t1, cpu_gpr[rB(ctx->opcode)]); tcg_gen_mul_i64(t0, t0, t1); tcg_gen_shri_i64(cpu_gpr[rD(ctx->opcode)], t0, 32); #else tcg_gen_ext_tl_i64(t0, cpu_gpr[rA(ctx->opcode)]); tcg_gen_ext_tl_i64(t1, cpu_gpr[rB(ctx->opcode)]); tcg_gen_mul_i64(t0, t0, t1); tcg_gen_shri_i64(t0, t0, 32); tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t0); #endif tcg_temp_free_i64(t0); tcg_temp_free_i64(t1); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); } /* mulhwu mulhwu. */ GEN_HANDLER(mulhwu, 0x1F, 0x0B, 0x00, 0x00000400, PPC_INTEGER) { TCGv_i64 t0, t1; t0 = tcg_temp_new_i64(); t1 = tcg_temp_new_i64(); #if defined(TARGET_PPC64) tcg_gen_ext32u_i64(t0, cpu_gpr[rA(ctx->opcode)]); tcg_gen_ext32u_i64(t1, cpu_gpr[rB(ctx->opcode)]); tcg_gen_mul_i64(t0, t0, t1); tcg_gen_shri_i64(cpu_gpr[rD(ctx->opcode)], t0, 32); #else tcg_gen_extu_tl_i64(t0, cpu_gpr[rA(ctx->opcode)]); tcg_gen_extu_tl_i64(t1, cpu_gpr[rB(ctx->opcode)]); tcg_gen_mul_i64(t0, t0, t1); tcg_gen_shri_i64(t0, t0, 32); tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t0); #endif tcg_temp_free_i64(t0); tcg_temp_free_i64(t1); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); } /* mullw mullw. */ GEN_HANDLER(mullw, 0x1F, 0x0B, 0x07, 0x00000000, PPC_INTEGER) { tcg_gen_mul_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); tcg_gen_ext32s_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); } /* mullwo mullwo. */ GEN_HANDLER(mullwo, 0x1F, 0x0B, 0x17, 0x00000000, PPC_INTEGER) { int l1; TCGv_i64 t0, t1; t0 = tcg_temp_new_i64(); t1 = tcg_temp_new_i64(); l1 = gen_new_label(); /* Start with XER OV disabled, the most likely case */ tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV)); #if defined(TARGET_PPC64) tcg_gen_ext32s_i64(t0, cpu_gpr[rA(ctx->opcode)]); tcg_gen_ext32s_i64(t1, cpu_gpr[rB(ctx->opcode)]); #else tcg_gen_ext_tl_i64(t0, cpu_gpr[rA(ctx->opcode)]); tcg_gen_ext_tl_i64(t1, cpu_gpr[rB(ctx->opcode)]); #endif tcg_gen_mul_i64(t0, t0, t1); #if defined(TARGET_PPC64) tcg_gen_ext32s_i64(cpu_gpr[rD(ctx->opcode)], t0); tcg_gen_brcond_i64(TCG_COND_EQ, t0, cpu_gpr[rD(ctx->opcode)], l1); #else tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t0); tcg_gen_ext32s_i64(t1, t0); tcg_gen_brcond_i64(TCG_COND_EQ, t0, t1, l1); #endif tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO)); gen_set_label(l1); tcg_temp_free_i64(t0); tcg_temp_free_i64(t1); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); } /* mulli */ GEN_HANDLER(mulli, 0x07, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { tcg_gen_muli_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], SIMM(ctx->opcode)); } #if defined(TARGET_PPC64) #define GEN_INT_ARITH_MUL_HELPER(name, opc3) \ GEN_HANDLER(name, 0x1F, 0x09, opc3, 0x00000000, PPC_64B) \ { \ gen_helper_##name (cpu_gpr[rD(ctx->opcode)], \ cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); \ if (unlikely(Rc(ctx->opcode) != 0)) \ gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); \ } /* mulhd mulhd. */ GEN_INT_ARITH_MUL_HELPER(mulhdu, 0x00); /* mulhdu mulhdu. */ GEN_INT_ARITH_MUL_HELPER(mulhd, 0x02); /* mulld mulld. */ GEN_HANDLER(mulld, 0x1F, 0x09, 0x07, 0x00000000, PPC_64B) { tcg_gen_mul_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); } /* mulldo mulldo. */ GEN_INT_ARITH_MUL_HELPER(mulldo, 0x17); #endif /* neg neg. nego nego. */ static always_inline void gen_op_arith_neg (DisasContext *ctx, TCGv ret, TCGv arg1, int ov_check) { int l1 = gen_new_label(); int l2 = gen_new_label(); TCGv t0 = tcg_temp_local_new(); #if defined(TARGET_PPC64) if (ctx->sf_mode) { tcg_gen_mov_tl(t0, arg1); tcg_gen_brcondi_tl(TCG_COND_EQ, t0, INT64_MIN, l1); } else #endif { tcg_gen_ext32s_tl(t0, arg1); tcg_gen_brcondi_tl(TCG_COND_EQ, t0, INT32_MIN, l1); } tcg_gen_neg_tl(ret, arg1); if (ov_check) { tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV)); } tcg_gen_br(l2); gen_set_label(l1); tcg_gen_mov_tl(ret, t0); if (ov_check) { tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO)); } gen_set_label(l2); tcg_temp_free(t0); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, ret); } GEN_HANDLER(neg, 0x1F, 0x08, 0x03, 0x0000F800, PPC_INTEGER) { gen_op_arith_neg(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0); } GEN_HANDLER(nego, 0x1F, 0x08, 0x13, 0x0000F800, PPC_INTEGER) { gen_op_arith_neg(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 1); } /* Common subf function */ static always_inline void gen_op_arith_subf(DisasContext *ctx, TCGv ret, TCGv arg1, TCGv arg2, int add_ca, int compute_ca, int compute_ov) { TCGv t0, t1; if ((!compute_ca && !compute_ov) || (!TCGV_EQUAL(ret, arg1) && !TCGV_EQUAL(ret, arg2))) { t0 = ret; } else { t0 = tcg_temp_local_new(); } if (add_ca) { t1 = tcg_temp_local_new(); tcg_gen_andi_tl(t1, cpu_xer, (1 << XER_CA)); tcg_gen_shri_tl(t1, t1, XER_CA); } if (compute_ca && compute_ov) { /* Start with XER CA and OV disabled, the most likely case */ tcg_gen_andi_tl(cpu_xer, cpu_xer, ~((1 << XER_CA) | (1 << XER_OV))); } else if (compute_ca) { /* Start with XER CA disabled, the most likely case */ tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA)); } else if (compute_ov) { /* Start with XER OV disabled, the most likely case */ tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV)); } if (add_ca) { tcg_gen_not_tl(t0, arg1); tcg_gen_add_tl(t0, t0, arg2); gen_op_arith_compute_ca(ctx, t0, arg2, 0); tcg_gen_add_tl(t0, t0, t1); gen_op_arith_compute_ca(ctx, t0, t1, 0); tcg_temp_free(t1); } else { tcg_gen_sub_tl(t0, arg2, arg1); if (compute_ca) { gen_op_arith_compute_ca(ctx, t0, arg2, 1); } } if (compute_ov) { gen_op_arith_compute_ov(ctx, t0, arg1, arg2, 1); } if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, t0); if (!TCGV_EQUAL(t0, ret)) { tcg_gen_mov_tl(ret, t0); tcg_temp_free(t0); } } /* Sub functions with Two operands functions */ #define GEN_INT_ARITH_SUBF(name, opc3, add_ca, compute_ca, compute_ov) \ GEN_HANDLER(name, 0x1F, 0x08, opc3, 0x00000000, PPC_INTEGER) \ { \ gen_op_arith_subf(ctx, cpu_gpr[rD(ctx->opcode)], \ cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \ add_ca, compute_ca, compute_ov); \ } /* Sub functions with one operand and one immediate */ #define GEN_INT_ARITH_SUBF_CONST(name, opc3, const_val, \ add_ca, compute_ca, compute_ov) \ GEN_HANDLER(name, 0x1F, 0x08, opc3, 0x0000F800, PPC_INTEGER) \ { \ TCGv t0 = tcg_const_local_tl(const_val); \ gen_op_arith_subf(ctx, cpu_gpr[rD(ctx->opcode)], \ cpu_gpr[rA(ctx->opcode)], t0, \ add_ca, compute_ca, compute_ov); \ tcg_temp_free(t0); \ } /* subf subf. subfo subfo. */ GEN_INT_ARITH_SUBF(subf, 0x01, 0, 0, 0) GEN_INT_ARITH_SUBF(subfo, 0x11, 0, 0, 1) /* subfc subfc. subfco subfco. */ GEN_INT_ARITH_SUBF(subfc, 0x00, 0, 1, 0) GEN_INT_ARITH_SUBF(subfco, 0x10, 0, 1, 1) /* subfe subfe. subfeo subfo. */ GEN_INT_ARITH_SUBF(subfe, 0x04, 1, 1, 0) GEN_INT_ARITH_SUBF(subfeo, 0x14, 1, 1, 1) /* subfme subfme. subfmeo subfmeo. */ GEN_INT_ARITH_SUBF_CONST(subfme, 0x07, -1LL, 1, 1, 0) GEN_INT_ARITH_SUBF_CONST(subfmeo, 0x17, -1LL, 1, 1, 1) /* subfze subfze. subfzeo subfzeo.*/ GEN_INT_ARITH_SUBF_CONST(subfze, 0x06, 0, 1, 1, 0) GEN_INT_ARITH_SUBF_CONST(subfzeo, 0x16, 0, 1, 1, 1) /* subfic */ GEN_HANDLER(subfic, 0x08, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { /* Start with XER CA and OV disabled, the most likely case */ tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA)); TCGv t0 = tcg_temp_local_new(); TCGv t1 = tcg_const_local_tl(SIMM(ctx->opcode)); tcg_gen_sub_tl(t0, t1, cpu_gpr[rA(ctx->opcode)]); gen_op_arith_compute_ca(ctx, t0, t1, 1); tcg_temp_free(t1); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], t0); tcg_temp_free(t0); } /*** Integer logical ***/ #define GEN_LOGICAL2(name, tcg_op, opc, type) \ GEN_HANDLER(name, 0x1F, 0x1C, opc, 0x00000000, type) \ { \ tcg_op(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], \ cpu_gpr[rB(ctx->opcode)]); \ if (unlikely(Rc(ctx->opcode) != 0)) \ gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); \ } #define GEN_LOGICAL1(name, tcg_op, opc, type) \ GEN_HANDLER(name, 0x1F, 0x1A, opc, 0x00000000, type) \ { \ tcg_op(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); \ if (unlikely(Rc(ctx->opcode) != 0)) \ gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); \ } /* and & and. */ GEN_LOGICAL2(and, tcg_gen_and_tl, 0x00, PPC_INTEGER); /* andc & andc. */ GEN_LOGICAL2(andc, tcg_gen_andc_tl, 0x01, PPC_INTEGER); /* andi. */ GEN_HANDLER2(andi_, "andi.", 0x1C, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], UIMM(ctx->opcode)); gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); } /* andis. */ GEN_HANDLER2(andis_, "andis.", 0x1D, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], UIMM(ctx->opcode) << 16); gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); } /* cntlzw */ GEN_HANDLER(cntlzw, 0x1F, 0x1A, 0x00, 0x00000000, PPC_INTEGER) { gen_helper_cntlzw(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); } /* eqv & eqv. */ GEN_LOGICAL2(eqv, tcg_gen_eqv_tl, 0x08, PPC_INTEGER); /* extsb & extsb. */ GEN_LOGICAL1(extsb, tcg_gen_ext8s_tl, 0x1D, PPC_INTEGER); /* extsh & extsh. */ GEN_LOGICAL1(extsh, tcg_gen_ext16s_tl, 0x1C, PPC_INTEGER); /* nand & nand. */ GEN_LOGICAL2(nand, tcg_gen_nand_tl, 0x0E, PPC_INTEGER); /* nor & nor. */ GEN_LOGICAL2(nor, tcg_gen_nor_tl, 0x03, PPC_INTEGER); /* or & or. */ GEN_HANDLER(or, 0x1F, 0x1C, 0x0D, 0x00000000, PPC_INTEGER) { int rs, ra, rb; rs = rS(ctx->opcode); ra = rA(ctx->opcode); rb = rB(ctx->opcode); /* Optimisation for mr. ri case */ if (rs != ra || rs != rb) { if (rs != rb) tcg_gen_or_tl(cpu_gpr[ra], cpu_gpr[rs], cpu_gpr[rb]); else tcg_gen_mov_tl(cpu_gpr[ra], cpu_gpr[rs]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_gpr[ra]); } else if (unlikely(Rc(ctx->opcode) != 0)) { gen_set_Rc0(ctx, cpu_gpr[rs]); #if defined(TARGET_PPC64) } else { int prio = 0; switch (rs) { case 1: /* Set process priority to low */ prio = 2; break; case 6: /* Set process priority to medium-low */ prio = 3; break; case 2: /* Set process priority to normal */ prio = 4; break; #if !defined(CONFIG_USER_ONLY) case 31: if (ctx->supervisor > 0) { /* Set process priority to very low */ prio = 1; } break; case 5: if (ctx->supervisor > 0) { /* Set process priority to medium-hight */ prio = 5; } break; case 3: if (ctx->supervisor > 0) { /* Set process priority to high */ prio = 6; } break; case 7: if (ctx->supervisor > 1) { /* Set process priority to very high */ prio = 7; } break; #endif default: /* nop */ break; } if (prio) { TCGv t0 = tcg_temp_new(); tcg_gen_ld_tl(t0, cpu_env, offsetof(CPUState, spr[SPR_PPR])); tcg_gen_andi_tl(t0, t0, ~0x001C000000000000ULL); tcg_gen_ori_tl(t0, t0, ((uint64_t)prio) << 50); tcg_gen_st_tl(t0, cpu_env, offsetof(CPUState, spr[SPR_PPR])); tcg_temp_free(t0); } #endif } } /* orc & orc. */ GEN_LOGICAL2(orc, tcg_gen_orc_tl, 0x0C, PPC_INTEGER); /* xor & xor. */ GEN_HANDLER(xor, 0x1F, 0x1C, 0x09, 0x00000000, PPC_INTEGER) { /* Optimisation for "set to zero" case */ if (rS(ctx->opcode) != rB(ctx->opcode)) tcg_gen_xor_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); else tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); } /* ori */ GEN_HANDLER(ori, 0x18, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { target_ulong uimm = UIMM(ctx->opcode); if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) { /* NOP */ /* XXX: should handle special NOPs for POWER series */ return; } tcg_gen_ori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], uimm); } /* oris */ GEN_HANDLER(oris, 0x19, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { target_ulong uimm = UIMM(ctx->opcode); if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) { /* NOP */ return; } tcg_gen_ori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], uimm << 16); } /* xori */ GEN_HANDLER(xori, 0x1A, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { target_ulong uimm = UIMM(ctx->opcode); if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) { /* NOP */ return; } tcg_gen_xori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], uimm); } /* xoris */ GEN_HANDLER(xoris, 0x1B, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { target_ulong uimm = UIMM(ctx->opcode); if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) { /* NOP */ return; } tcg_gen_xori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], uimm << 16); } /* popcntb : PowerPC 2.03 specification */ GEN_HANDLER(popcntb, 0x1F, 0x03, 0x03, 0x0000F801, PPC_POPCNTB) { #if defined(TARGET_PPC64) if (ctx->sf_mode) gen_helper_popcntb_64(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); else #endif gen_helper_popcntb(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); } #if defined(TARGET_PPC64) /* extsw & extsw. */ GEN_LOGICAL1(extsw, tcg_gen_ext32s_tl, 0x1E, PPC_64B); /* cntlzd */ GEN_HANDLER(cntlzd, 0x1F, 0x1A, 0x01, 0x00000000, PPC_64B) { gen_helper_cntlzd(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); } #endif /*** Integer rotate ***/ /* rlwimi & rlwimi. */ GEN_HANDLER(rlwimi, 0x14, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { uint32_t mb, me, sh; mb = MB(ctx->opcode); me = ME(ctx->opcode); sh = SH(ctx->opcode); if (likely(sh == 0 && mb == 0 && me == 31)) { tcg_gen_ext32u_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); } else { target_ulong mask; TCGv t1; TCGv t0 = tcg_temp_new(); #if defined(TARGET_PPC64) TCGv_i32 t2 = tcg_temp_new_i32(); tcg_gen_trunc_i64_i32(t2, cpu_gpr[rS(ctx->opcode)]); tcg_gen_rotli_i32(t2, t2, sh); tcg_gen_extu_i32_i64(t0, t2); tcg_temp_free_i32(t2); #else tcg_gen_rotli_i32(t0, cpu_gpr[rS(ctx->opcode)], sh); #endif #if defined(TARGET_PPC64) mb += 32; me += 32; #endif mask = MASK(mb, me); t1 = tcg_temp_new(); tcg_gen_andi_tl(t0, t0, mask); tcg_gen_andi_tl(t1, cpu_gpr[rA(ctx->opcode)], ~mask); tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); tcg_temp_free(t0); tcg_temp_free(t1); } if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); } /* rlwinm & rlwinm. */ GEN_HANDLER(rlwinm, 0x15, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { uint32_t mb, me, sh; sh = SH(ctx->opcode); mb = MB(ctx->opcode); me = ME(ctx->opcode); if (likely(mb == 0 && me == (31 - sh))) { if (likely(sh == 0)) { tcg_gen_ext32u_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); } else { TCGv t0 = tcg_temp_new(); tcg_gen_ext32u_tl(t0, cpu_gpr[rS(ctx->opcode)]); tcg_gen_shli_tl(t0, t0, sh); tcg_gen_ext32u_tl(cpu_gpr[rA(ctx->opcode)], t0); tcg_temp_free(t0); } } else if (likely(sh != 0 && me == 31 && sh == (32 - mb))) { TCGv t0 = tcg_temp_new(); tcg_gen_ext32u_tl(t0, cpu_gpr[rS(ctx->opcode)]); tcg_gen_shri_tl(t0, t0, mb); tcg_gen_ext32u_tl(cpu_gpr[rA(ctx->opcode)], t0); tcg_temp_free(t0); } else { TCGv t0 = tcg_temp_new(); #if defined(TARGET_PPC64) TCGv_i32 t1 = tcg_temp_new_i32(); tcg_gen_trunc_i64_i32(t1, cpu_gpr[rS(ctx->opcode)]); tcg_gen_rotli_i32(t1, t1, sh); tcg_gen_extu_i32_i64(t0, t1); tcg_temp_free_i32(t1); #else tcg_gen_rotli_i32(t0, cpu_gpr[rS(ctx->opcode)], sh); #endif #if defined(TARGET_PPC64) mb += 32; me += 32; #endif tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], t0, MASK(mb, me)); tcg_temp_free(t0); } if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); } /* rlwnm & rlwnm. */ GEN_HANDLER(rlwnm, 0x17, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { uint32_t mb, me; TCGv t0; #if defined(TARGET_PPC64) TCGv_i32 t1, t2; #endif mb = MB(ctx->opcode); me = ME(ctx->opcode); t0 = tcg_temp_new(); tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1f); #if defined(TARGET_PPC64) t1 = tcg_temp_new_i32(); t2 = tcg_temp_new_i32(); tcg_gen_trunc_i64_i32(t1, cpu_gpr[rS(ctx->opcode)]); tcg_gen_trunc_i64_i32(t2, t0); tcg_gen_rotl_i32(t1, t1, t2); tcg_gen_extu_i32_i64(t0, t1); tcg_temp_free_i32(t1); tcg_temp_free_i32(t2); #else tcg_gen_rotl_i32(t0, cpu_gpr[rS(ctx->opcode)], t0); #endif if (unlikely(mb != 0 || me != 31)) { #if defined(TARGET_PPC64) mb += 32; me += 32; #endif tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], t0, MASK(mb, me)); } else { tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); } tcg_temp_free(t0); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); } #if defined(TARGET_PPC64) #define GEN_PPC64_R2(name, opc1, opc2) \ GEN_HANDLER2(name##0, stringify(name), opc1, opc2, 0xFF, 0x00000000, PPC_64B) \ { \ gen_##name(ctx, 0); \ } \ GEN_HANDLER2(name##1, stringify(name), opc1, opc2 | 0x10, 0xFF, 0x00000000, \ PPC_64B) \ { \ gen_##name(ctx, 1); \ } #define GEN_PPC64_R4(name, opc1, opc2) \ GEN_HANDLER2(name##0, stringify(name), opc1, opc2, 0xFF, 0x00000000, PPC_64B) \ { \ gen_##name(ctx, 0, 0); \ } \ GEN_HANDLER2(name##1, stringify(name), opc1, opc2 | 0x01, 0xFF, 0x00000000, \ PPC_64B) \ { \ gen_##name(ctx, 0, 1); \ } \ GEN_HANDLER2(name##2, stringify(name), opc1, opc2 | 0x10, 0xFF, 0x00000000, \ PPC_64B) \ { \ gen_##name(ctx, 1, 0); \ } \ GEN_HANDLER2(name##3, stringify(name), opc1, opc2 | 0x11, 0xFF, 0x00000000, \ PPC_64B) \ { \ gen_##name(ctx, 1, 1); \ } static always_inline void gen_rldinm (DisasContext *ctx, uint32_t mb, uint32_t me, uint32_t sh) { if (likely(sh != 0 && mb == 0 && me == (63 - sh))) { tcg_gen_shli_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], sh); } else if (likely(sh != 0 && me == 63 && sh == (64 - mb))) { tcg_gen_shri_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], mb); } else { TCGv t0 = tcg_temp_new(); tcg_gen_rotli_tl(t0, cpu_gpr[rS(ctx->opcode)], sh); if (likely(mb == 0 && me == 63)) { tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); } else { tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], t0, MASK(mb, me)); } tcg_temp_free(t0); } if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); } /* rldicl - rldicl. */ static always_inline void gen_rldicl (DisasContext *ctx, int mbn, int shn) { uint32_t sh, mb; sh = SH(ctx->opcode) | (shn << 5); mb = MB(ctx->opcode) | (mbn << 5); gen_rldinm(ctx, mb, 63, sh); } GEN_PPC64_R4(rldicl, 0x1E, 0x00); /* rldicr - rldicr. */ static always_inline void gen_rldicr (DisasContext *ctx, int men, int shn) { uint32_t sh, me; sh = SH(ctx->opcode) | (shn << 5); me = MB(ctx->opcode) | (men << 5); gen_rldinm(ctx, 0, me, sh); } GEN_PPC64_R4(rldicr, 0x1E, 0x02); /* rldic - rldic. */ static always_inline void gen_rldic (DisasContext *ctx, int mbn, int shn) { uint32_t sh, mb; sh = SH(ctx->opcode) | (shn << 5); mb = MB(ctx->opcode) | (mbn << 5); gen_rldinm(ctx, mb, 63 - sh, sh); } GEN_PPC64_R4(rldic, 0x1E, 0x04); static always_inline void gen_rldnm (DisasContext *ctx, uint32_t mb, uint32_t me) { TCGv t0; mb = MB(ctx->opcode); me = ME(ctx->opcode); t0 = tcg_temp_new(); tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x3f); tcg_gen_rotl_tl(t0, cpu_gpr[rS(ctx->opcode)], t0); if (unlikely(mb != 0 || me != 63)) { tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], t0, MASK(mb, me)); } else { tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); } tcg_temp_free(t0); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); } /* rldcl - rldcl. */ static always_inline void gen_rldcl (DisasContext *ctx, int mbn) { uint32_t mb; mb = MB(ctx->opcode) | (mbn << 5); gen_rldnm(ctx, mb, 63); } GEN_PPC64_R2(rldcl, 0x1E, 0x08); /* rldcr - rldcr. */ static always_inline void gen_rldcr (DisasContext *ctx, int men) { uint32_t me; me = MB(ctx->opcode) | (men << 5); gen_rldnm(ctx, 0, me); } GEN_PPC64_R2(rldcr, 0x1E, 0x09); /* rldimi - rldimi. */ static always_inline void gen_rldimi (DisasContext *ctx, int mbn, int shn) { uint32_t sh, mb, me; sh = SH(ctx->opcode) | (shn << 5); mb = MB(ctx->opcode) | (mbn << 5); me = 63 - sh; if (unlikely(sh == 0 && mb == 0)) { tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); } else { TCGv t0, t1; target_ulong mask; t0 = tcg_temp_new(); tcg_gen_rotli_tl(t0, cpu_gpr[rS(ctx->opcode)], sh); t1 = tcg_temp_new(); mask = MASK(mb, me); tcg_gen_andi_tl(t0, t0, mask); tcg_gen_andi_tl(t1, cpu_gpr[rA(ctx->opcode)], ~mask); tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); tcg_temp_free(t0); tcg_temp_free(t1); } if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); } GEN_PPC64_R4(rldimi, 0x1E, 0x06); #endif /*** Integer shift ***/ /* slw & slw. */ GEN_HANDLER(slw, 0x1F, 0x18, 0x00, 0x00000000, PPC_INTEGER) { TCGv t0; int l1, l2; l1 = gen_new_label(); l2 = gen_new_label(); t0 = tcg_temp_local_new(); tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x3f); tcg_gen_brcondi_tl(TCG_COND_LT, t0, 0x20, l1); tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0); tcg_gen_br(l2); gen_set_label(l1); tcg_gen_shl_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], t0); tcg_gen_ext32u_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); gen_set_label(l2); tcg_temp_free(t0); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); } /* sraw & sraw. */ GEN_HANDLER(sraw, 0x1F, 0x18, 0x18, 0x00000000, PPC_INTEGER) { gen_helper_sraw(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); } /* srawi & srawi. */ GEN_HANDLER(srawi, 0x1F, 0x18, 0x19, 0x00000000, PPC_INTEGER) { int sh = SH(ctx->opcode); if (sh != 0) { int l1, l2; TCGv t0; l1 = gen_new_label(); l2 = gen_new_label(); t0 = tcg_temp_local_new(); tcg_gen_ext32s_tl(t0, cpu_gpr[rS(ctx->opcode)]); tcg_gen_brcondi_tl(TCG_COND_GE, t0, 0, l1); tcg_gen_andi_tl(t0, cpu_gpr[rS(ctx->opcode)], (1ULL << sh) - 1); tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1); tcg_gen_ori_tl(cpu_xer, cpu_xer, 1 << XER_CA); tcg_gen_br(l2); gen_set_label(l1); tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA)); gen_set_label(l2); tcg_gen_ext32s_tl(t0, cpu_gpr[rS(ctx->opcode)]); tcg_gen_sari_tl(cpu_gpr[rA(ctx->opcode)], t0, sh); tcg_temp_free(t0); } else { tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA)); } if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); } /* srw & srw. */ GEN_HANDLER(srw, 0x1F, 0x18, 0x10, 0x00000000, PPC_INTEGER) { TCGv t0, t1; int l1, l2; l1 = gen_new_label(); l2 = gen_new_label(); t0 = tcg_temp_local_new(); tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x3f); tcg_gen_brcondi_tl(TCG_COND_LT, t0, 0x20, l1); tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0); tcg_gen_br(l2); gen_set_label(l1); t1 = tcg_temp_new(); tcg_gen_ext32u_tl(t1, cpu_gpr[rS(ctx->opcode)]); tcg_gen_shr_tl(cpu_gpr[rA(ctx->opcode)], t1, t0); tcg_temp_free(t1); gen_set_label(l2); tcg_temp_free(t0); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); } #if defined(TARGET_PPC64) /* sld & sld. */ GEN_HANDLER(sld, 0x1F, 0x1B, 0x00, 0x00000000, PPC_64B) { TCGv t0; int l1, l2; l1 = gen_new_label(); l2 = gen_new_label(); t0 = tcg_temp_local_new(); tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x7f); tcg_gen_brcondi_tl(TCG_COND_LT, t0, 0x40, l1); tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0); tcg_gen_br(l2); gen_set_label(l1); tcg_gen_shl_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], t0); gen_set_label(l2); tcg_temp_free(t0); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); } /* srad & srad. */ GEN_HANDLER(srad, 0x1F, 0x1A, 0x18, 0x00000000, PPC_64B) { gen_helper_srad(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); } /* sradi & sradi. */ static always_inline void gen_sradi (DisasContext *ctx, int n) { int sh = SH(ctx->opcode) + (n << 5); if (sh != 0) { int l1, l2; TCGv t0; l1 = gen_new_label(); l2 = gen_new_label(); t0 = tcg_temp_local_new(); tcg_gen_brcondi_tl(TCG_COND_GE, cpu_gpr[rS(ctx->opcode)], 0, l1); tcg_gen_andi_tl(t0, cpu_gpr[rS(ctx->opcode)], (1ULL << sh) - 1); tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1); tcg_gen_ori_tl(cpu_xer, cpu_xer, 1 << XER_CA); tcg_gen_br(l2); gen_set_label(l1); tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA)); gen_set_label(l2); tcg_temp_free(t0); tcg_gen_sari_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], sh); } else { tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA)); } if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); } GEN_HANDLER2(sradi0, "sradi", 0x1F, 0x1A, 0x19, 0x00000000, PPC_64B) { gen_sradi(ctx, 0); } GEN_HANDLER2(sradi1, "sradi", 0x1F, 0x1B, 0x19, 0x00000000, PPC_64B) { gen_sradi(ctx, 1); } /* srd & srd. */ GEN_HANDLER(srd, 0x1F, 0x1B, 0x10, 0x00000000, PPC_64B) { TCGv t0; int l1, l2; l1 = gen_new_label(); l2 = gen_new_label(); t0 = tcg_temp_local_new(); tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x7f); tcg_gen_brcondi_tl(TCG_COND_LT, t0, 0x40, l1); tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0); tcg_gen_br(l2); gen_set_label(l1); tcg_gen_shr_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], t0); gen_set_label(l2); tcg_temp_free(t0); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); } #endif /*** Floating-Point arithmetic ***/ #define _GEN_FLOAT_ACB(name, op, op1, op2, isfloat, set_fprf, type) \ GEN_HANDLER(f##name, op1, op2, 0xFF, 0x00000000, type) \ { \ if (unlikely(!ctx->fpu_enabled)) { \ GEN_EXCP_NO_FP(ctx); \ return; \ } \ gen_reset_fpstatus(); \ gen_helper_f##op(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rA(ctx->opcode)], \ cpu_fpr[rC(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]); \ if (isfloat) { \ gen_helper_frsp(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rD(ctx->opcode)]); \ } \ gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], set_fprf, \ Rc(ctx->opcode) != 0); \ } #define GEN_FLOAT_ACB(name, op2, set_fprf, type) \ _GEN_FLOAT_ACB(name, name, 0x3F, op2, 0, set_fprf, type); \ _GEN_FLOAT_ACB(name##s, name, 0x3B, op2, 1, set_fprf, type); #define _GEN_FLOAT_AB(name, op, op1, op2, inval, isfloat, set_fprf, type) \ GEN_HANDLER(f##name, op1, op2, 0xFF, inval, type) \ { \ if (unlikely(!ctx->fpu_enabled)) { \ GEN_EXCP_NO_FP(ctx); \ return; \ } \ gen_reset_fpstatus(); \ gen_helper_f##op(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rA(ctx->opcode)], \ cpu_fpr[rB(ctx->opcode)]); \ if (isfloat) { \ gen_helper_frsp(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rD(ctx->opcode)]); \ } \ gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], \ set_fprf, Rc(ctx->opcode) != 0); \ } #define GEN_FLOAT_AB(name, op2, inval, set_fprf, type) \ _GEN_FLOAT_AB(name, name, 0x3F, op2, inval, 0, set_fprf, type); \ _GEN_FLOAT_AB(name##s, name, 0x3B, op2, inval, 1, set_fprf, type); #define _GEN_FLOAT_AC(name, op, op1, op2, inval, isfloat, set_fprf, type) \ GEN_HANDLER(f##name, op1, op2, 0xFF, inval, type) \ { \ if (unlikely(!ctx->fpu_enabled)) { \ GEN_EXCP_NO_FP(ctx); \ return; \ } \ gen_reset_fpstatus(); \ gen_helper_f##op(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rA(ctx->opcode)], \ cpu_fpr[rC(ctx->opcode)]); \ if (isfloat) { \ gen_helper_frsp(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rD(ctx->opcode)]); \ } \ gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], \ set_fprf, Rc(ctx->opcode) != 0); \ } #define GEN_FLOAT_AC(name, op2, inval, set_fprf, type) \ _GEN_FLOAT_AC(name, name, 0x3F, op2, inval, 0, set_fprf, type); \ _GEN_FLOAT_AC(name##s, name, 0x3B, op2, inval, 1, set_fprf, type); #define GEN_FLOAT_B(name, op2, op3, set_fprf, type) \ GEN_HANDLER(f##name, 0x3F, op2, op3, 0x001F0000, type) \ { \ if (unlikely(!ctx->fpu_enabled)) { \ GEN_EXCP_NO_FP(ctx); \ return; \ } \ gen_reset_fpstatus(); \ gen_helper_f##name(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]); \ gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], \ set_fprf, Rc(ctx->opcode) != 0); \ } #define GEN_FLOAT_BS(name, op1, op2, set_fprf, type) \ GEN_HANDLER(f##name, op1, op2, 0xFF, 0x001F07C0, type) \ { \ if (unlikely(!ctx->fpu_enabled)) { \ GEN_EXCP_NO_FP(ctx); \ return; \ } \ gen_reset_fpstatus(); \ gen_helper_f##name(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]); \ gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], \ set_fprf, Rc(ctx->opcode) != 0); \ } /* fadd - fadds */ GEN_FLOAT_AB(add, 0x15, 0x000007C0, 1, PPC_FLOAT); /* fdiv - fdivs */ GEN_FLOAT_AB(div, 0x12, 0x000007C0, 1, PPC_FLOAT); /* fmul - fmuls */ GEN_FLOAT_AC(mul, 0x19, 0x0000F800, 1, PPC_FLOAT); /* fre */ GEN_FLOAT_BS(re, 0x3F, 0x18, 1, PPC_FLOAT_EXT); /* fres */ GEN_FLOAT_BS(res, 0x3B, 0x18, 1, PPC_FLOAT_FRES); /* frsqrte */ GEN_FLOAT_BS(rsqrte, 0x3F, 0x1A, 1, PPC_FLOAT_FRSQRTE); /* frsqrtes */ GEN_HANDLER(frsqrtes, 0x3B, 0x1A, 0xFF, 0x001F07C0, PPC_FLOAT_FRSQRTES) { if (unlikely(!ctx->fpu_enabled)) { GEN_EXCP_NO_FP(ctx); return; } gen_reset_fpstatus(); gen_helper_frsqrte(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]); gen_helper_frsp(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rD(ctx->opcode)]); gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], 1, Rc(ctx->opcode) != 0); } /* fsel */ _GEN_FLOAT_ACB(sel, sel, 0x3F, 0x17, 0, 0, PPC_FLOAT_FSEL); /* fsub - fsubs */ GEN_FLOAT_AB(sub, 0x14, 0x000007C0, 1, PPC_FLOAT); /* Optional: */ /* fsqrt */ GEN_HANDLER(fsqrt, 0x3F, 0x16, 0xFF, 0x001F07C0, PPC_FLOAT_FSQRT) { if (unlikely(!ctx->fpu_enabled)) { GEN_EXCP_NO_FP(ctx); return; } gen_reset_fpstatus(); gen_helper_fsqrt(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]); gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], 1, Rc(ctx->opcode) != 0); } GEN_HANDLER(fsqrts, 0x3B, 0x16, 0xFF, 0x001F07C0, PPC_FLOAT_FSQRT) { if (unlikely(!ctx->fpu_enabled)) { GEN_EXCP_NO_FP(ctx); return; } gen_reset_fpstatus(); gen_helper_fsqrt(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]); gen_helper_frsp(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rD(ctx->opcode)]); gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], 1, Rc(ctx->opcode) != 0); } /*** Floating-Point multiply-and-add ***/ /* fmadd - fmadds */ GEN_FLOAT_ACB(madd, 0x1D, 1, PPC_FLOAT); /* fmsub - fmsubs */ GEN_FLOAT_ACB(msub, 0x1C, 1, PPC_FLOAT); /* fnmadd - fnmadds */ GEN_FLOAT_ACB(nmadd, 0x1F, 1, PPC_FLOAT); /* fnmsub - fnmsubs */ GEN_FLOAT_ACB(nmsub, 0x1E, 1, PPC_FLOAT); /*** Floating-Point round & convert ***/ /* fctiw */ GEN_FLOAT_B(ctiw, 0x0E, 0x00, 0, PPC_FLOAT); /* fctiwz */ GEN_FLOAT_B(ctiwz, 0x0F, 0x00, 0, PPC_FLOAT); /* frsp */ GEN_FLOAT_B(rsp, 0x0C, 0x00, 1, PPC_FLOAT); #if defined(TARGET_PPC64) /* fcfid */ GEN_FLOAT_B(cfid, 0x0E, 0x1A, 1, PPC_64B); /* fctid */ GEN_FLOAT_B(ctid, 0x0E, 0x19, 0, PPC_64B); /* fctidz */ GEN_FLOAT_B(ctidz, 0x0F, 0x19, 0, PPC_64B); #endif /* frin */ GEN_FLOAT_B(rin, 0x08, 0x0C, 1, PPC_FLOAT_EXT); /* friz */ GEN_FLOAT_B(riz, 0x08, 0x0D, 1, PPC_FLOAT_EXT); /* frip */ GEN_FLOAT_B(rip, 0x08, 0x0E, 1, PPC_FLOAT_EXT); /* frim */ GEN_FLOAT_B(rim, 0x08, 0x0F, 1, PPC_FLOAT_EXT); /*** Floating-Point compare ***/ /* fcmpo */ GEN_HANDLER(fcmpo, 0x3F, 0x00, 0x01, 0x00600001, PPC_FLOAT) { if (unlikely(!ctx->fpu_enabled)) { GEN_EXCP_NO_FP(ctx); return; } gen_reset_fpstatus(); gen_helper_fcmpo(cpu_crf[crfD(ctx->opcode)], cpu_fpr[rA(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]); gen_helper_float_check_status(); } /* fcmpu */ GEN_HANDLER(fcmpu, 0x3F, 0x00, 0x00, 0x00600001, PPC_FLOAT) { if (unlikely(!ctx->fpu_enabled)) { GEN_EXCP_NO_FP(ctx); return; } gen_reset_fpstatus(); gen_helper_fcmpu(cpu_crf[crfD(ctx->opcode)], cpu_fpr[rA(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]); gen_helper_float_check_status(); } /*** Floating-point move ***/ /* fabs */ /* XXX: beware that fabs never checks for NaNs nor update FPSCR */ GEN_FLOAT_B(abs, 0x08, 0x08, 0, PPC_FLOAT); /* fmr - fmr. */ /* XXX: beware that fmr never checks for NaNs nor update FPSCR */ GEN_HANDLER(fmr, 0x3F, 0x08, 0x02, 0x001F0000, PPC_FLOAT) { if (unlikely(!ctx->fpu_enabled)) { GEN_EXCP_NO_FP(ctx); return; } tcg_gen_mov_i64(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]); gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], 0, Rc(ctx->opcode) != 0); } /* fnabs */ /* XXX: beware that fnabs never checks for NaNs nor update FPSCR */ GEN_FLOAT_B(nabs, 0x08, 0x04, 0, PPC_FLOAT); /* fneg */ /* XXX: beware that fneg never checks for NaNs nor update FPSCR */ GEN_FLOAT_B(neg, 0x08, 0x01, 0, PPC_FLOAT); /*** Floating-Point status & ctrl register ***/ /* mcrfs */ GEN_HANDLER(mcrfs, 0x3F, 0x00, 0x02, 0x0063F801, PPC_FLOAT) { int bfa; if (unlikely(!ctx->fpu_enabled)) { GEN_EXCP_NO_FP(ctx); return; } gen_optimize_fprf(); bfa = 4 * (7 - crfS(ctx->opcode)); tcg_gen_shri_i32(cpu_crf[crfD(ctx->opcode)], cpu_fpscr, bfa); tcg_gen_andi_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfD(ctx->opcode)], 0xf); tcg_gen_andi_i32(cpu_fpscr, cpu_fpscr, ~(0xF << bfa)); } /* mffs */ GEN_HANDLER(mffs, 0x3F, 0x07, 0x12, 0x001FF800, PPC_FLOAT) { if (unlikely(!ctx->fpu_enabled)) { GEN_EXCP_NO_FP(ctx); return; } gen_optimize_fprf(); gen_reset_fpstatus(); tcg_gen_extu_i32_i64(cpu_fpr[rD(ctx->opcode)], cpu_fpscr); gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], 0, Rc(ctx->opcode) != 0); } /* mtfsb0 */ GEN_HANDLER(mtfsb0, 0x3F, 0x06, 0x02, 0x001FF800, PPC_FLOAT) { uint8_t crb; if (unlikely(!ctx->fpu_enabled)) { GEN_EXCP_NO_FP(ctx); return; } crb = 32 - (crbD(ctx->opcode) >> 2); gen_optimize_fprf(); gen_reset_fpstatus(); if (likely(crb != 30 && crb != 29)) tcg_gen_andi_i32(cpu_fpscr, cpu_fpscr, ~(1 << crb)); if (unlikely(Rc(ctx->opcode) != 0)) { tcg_gen_shri_i32(cpu_crf[1], cpu_fpscr, FPSCR_OX); } } /* mtfsb1 */ GEN_HANDLER(mtfsb1, 0x3F, 0x06, 0x01, 0x001FF800, PPC_FLOAT) { uint8_t crb; if (unlikely(!ctx->fpu_enabled)) { GEN_EXCP_NO_FP(ctx); return; } crb = 32 - (crbD(ctx->opcode) >> 2); gen_optimize_fprf(); gen_reset_fpstatus(); /* XXX: we pretend we can only do IEEE floating-point computations */ if (likely(crb != FPSCR_FEX && crb != FPSCR_VX && crb != FPSCR_NI)) { TCGv t0 = tcg_const_tl(crb); gen_helper_fpscr_setbit(t0); tcg_temp_free(t0); } if (unlikely(Rc(ctx->opcode) != 0)) { tcg_gen_shri_i32(cpu_crf[1], cpu_fpscr, FPSCR_OX); } /* We can raise a differed exception */ gen_helper_float_check_status(); } /* mtfsf */ GEN_HANDLER(mtfsf, 0x3F, 0x07, 0x16, 0x02010000, PPC_FLOAT) { TCGv t0; if (unlikely(!ctx->fpu_enabled)) { GEN_EXCP_NO_FP(ctx); return; } gen_optimize_fprf(); gen_reset_fpstatus(); t0 = tcg_const_i32(FM(ctx->opcode)); gen_helper_store_fpscr(cpu_fpr[rB(ctx->opcode)], t0); tcg_temp_free(t0); if (unlikely(Rc(ctx->opcode) != 0)) { tcg_gen_shri_i32(cpu_crf[1], cpu_fpscr, FPSCR_OX); } /* We can raise a differed exception */ gen_helper_float_check_status(); } /* mtfsfi */ GEN_HANDLER(mtfsfi, 0x3F, 0x06, 0x04, 0x006f0800, PPC_FLOAT) { int bf, sh; TCGv t0, t1; if (unlikely(!ctx->fpu_enabled)) { GEN_EXCP_NO_FP(ctx); return; } bf = crbD(ctx->opcode) >> 2; sh = 7 - bf; gen_optimize_fprf(); gen_reset_fpstatus(); t0 = tcg_const_tl(FPIMM(ctx->opcode) << (4 * sh)); t1 = tcg_const_i32(1 << sh); gen_helper_store_fpscr(t0, t1); tcg_temp_free(t0); tcg_temp_free(t1); if (unlikely(Rc(ctx->opcode) != 0)) { tcg_gen_shri_i32(cpu_crf[1], cpu_fpscr, FPSCR_OX); } /* We can raise a differed exception */ gen_helper_float_check_status(); } /*** Addressing modes ***/ /* Register indirect with immediate index : EA = (rA|0) + SIMM */ static always_inline void gen_addr_imm_index (TCGv EA, DisasContext *ctx, target_long maskl) { target_long simm = SIMM(ctx->opcode); simm &= ~maskl; if (rA(ctx->opcode) == 0) tcg_gen_movi_tl(EA, simm); else if (likely(simm != 0)) tcg_gen_addi_tl(EA, cpu_gpr[rA(ctx->opcode)], simm); else tcg_gen_mov_tl(EA, cpu_gpr[rA(ctx->opcode)]); } static always_inline void gen_addr_reg_index (TCGv EA, DisasContext *ctx) { if (rA(ctx->opcode) == 0) tcg_gen_mov_tl(EA, cpu_gpr[rB(ctx->opcode)]); else tcg_gen_add_tl(EA, cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); } static always_inline void gen_addr_register (TCGv EA, DisasContext *ctx) { if (rA(ctx->opcode) == 0) tcg_gen_movi_tl(EA, 0); else tcg_gen_mov_tl(EA, cpu_gpr[rA(ctx->opcode)]); } #if defined(TARGET_PPC64) #define _GEN_MEM_FUNCS(name, mode) \ &gen_op_##name##_##mode, \ &gen_op_##name##_le_##mode, \ &gen_op_##name##_64_##mode, \ &gen_op_##name##_le_64_##mode #else #define _GEN_MEM_FUNCS(name, mode) \ &gen_op_##name##_##mode, \ &gen_op_##name##_le_##mode #endif #if defined(CONFIG_USER_ONLY) #if defined(TARGET_PPC64) #define NB_MEM_FUNCS 4 #else #define NB_MEM_FUNCS 2 #endif #define GEN_MEM_FUNCS(name) \ _GEN_MEM_FUNCS(name, raw) #else #if defined(TARGET_PPC64) #define NB_MEM_FUNCS 12 #else #define NB_MEM_FUNCS 6 #endif #define GEN_MEM_FUNCS(name) \ _GEN_MEM_FUNCS(name, user), \ _GEN_MEM_FUNCS(name, kernel), \ _GEN_MEM_FUNCS(name, hypv) #endif /*** Integer load ***/ #define op_ldst(name) (*gen_op_##name[ctx->mem_idx])() #define OP_LD_TABLE(width) \ static GenOpFunc *gen_op_l##width[NB_MEM_FUNCS] = { \ GEN_MEM_FUNCS(l##width), \ }; #define OP_ST_TABLE(width) \ static GenOpFunc *gen_op_st##width[NB_MEM_FUNCS] = { \ GEN_MEM_FUNCS(st##width), \ }; #if defined(TARGET_PPC64) #define GEN_QEMU_LD_PPC64(width) \ static always_inline void gen_qemu_ld##width##_ppc64(TCGv t0, TCGv t1, int flags)\ { \ if (likely(flags & 2)) \ tcg_gen_qemu_ld##width(t0, t1, flags >> 2); \ else { \ TCGv addr = tcg_temp_new(); \ tcg_gen_ext32u_tl(addr, t1); \ tcg_gen_qemu_ld##width(t0, addr, flags >> 2); \ tcg_temp_free(addr); \ } \ } GEN_QEMU_LD_PPC64(8u) GEN_QEMU_LD_PPC64(8s) GEN_QEMU_LD_PPC64(16u) GEN_QEMU_LD_PPC64(16s) GEN_QEMU_LD_PPC64(32u) GEN_QEMU_LD_PPC64(32s) GEN_QEMU_LD_PPC64(64) #define GEN_QEMU_ST_PPC64(width) \ static always_inline void gen_qemu_st##width##_ppc64(TCGv t0, TCGv t1, int flags)\ { \ if (likely(flags & 2)) \ tcg_gen_qemu_st##width(t0, t1, flags >> 2); \ else { \ TCGv addr = tcg_temp_new(); \ tcg_gen_ext32u_tl(addr, t1); \ tcg_gen_qemu_st##width(t0, addr, flags >> 2); \ tcg_temp_free(addr); \ } \ } GEN_QEMU_ST_PPC64(8) GEN_QEMU_ST_PPC64(16) GEN_QEMU_ST_PPC64(32) GEN_QEMU_ST_PPC64(64) static always_inline void gen_qemu_ld8u(TCGv arg0, TCGv arg1, int flags) { gen_qemu_ld8u_ppc64(arg0, arg1, flags); } static always_inline void gen_qemu_ld8s(TCGv arg0, TCGv arg1, int flags) { gen_qemu_ld8s_ppc64(arg0, arg1, flags); } static always_inline void gen_qemu_ld16u(TCGv arg0, TCGv arg1, int flags) { if (unlikely(flags & 1)) { TCGv_i32 t0; gen_qemu_ld16u_ppc64(arg0, arg1, flags); t0 = tcg_temp_new_i32(); tcg_gen_trunc_tl_i32(t0, arg0); tcg_gen_bswap16_i32(t0, t0); tcg_gen_extu_i32_tl(arg0, t0); tcg_temp_free_i32(t0); } else gen_qemu_ld16u_ppc64(arg0, arg1, flags); } static always_inline void gen_qemu_ld16s(TCGv arg0, TCGv arg1, int flags) { if (unlikely(flags & 1)) { TCGv_i32 t0; gen_qemu_ld16u_ppc64(arg0, arg1, flags); t0 = tcg_temp_new_i32(); tcg_gen_trunc_tl_i32(t0, arg0); tcg_gen_bswap16_i32(t0, t0); tcg_gen_extu_i32_tl(arg0, t0); tcg_gen_ext16s_tl(arg0, arg0); tcg_temp_free_i32(t0); } else gen_qemu_ld16s_ppc64(arg0, arg1, flags); } static always_inline void gen_qemu_ld32u(TCGv arg0, TCGv arg1, int flags) { if (unlikely(flags & 1)) { TCGv_i32 t0; gen_qemu_ld32u_ppc64(arg0, arg1, flags); t0 = tcg_temp_new_i32(); tcg_gen_trunc_tl_i32(t0, arg0); tcg_gen_bswap_i32(t0, t0); tcg_gen_extu_i32_tl(arg0, t0); tcg_temp_free_i32(t0); } else gen_qemu_ld32u_ppc64(arg0, arg1, flags); } static always_inline void gen_qemu_ld32s(TCGv arg0, TCGv arg1, int flags) { if (unlikely(flags & 1)) { TCGv_i32 t0; gen_qemu_ld32u_ppc64(arg0, arg1, flags); t0 = tcg_temp_new_i32(); tcg_gen_trunc_tl_i32(t0, arg0); tcg_gen_bswap_i32(t0, t0); tcg_gen_ext_i32_tl(arg0, t0); tcg_temp_free_i32(t0); } else gen_qemu_ld32s_ppc64(arg0, arg1, flags); } static always_inline void gen_qemu_ld64(TCGv arg0, TCGv arg1, int flags) { gen_qemu_ld64_ppc64(arg0, arg1, flags); if (unlikely(flags & 1)) tcg_gen_bswap_i64(arg0, arg0); } static always_inline void gen_qemu_st8(TCGv arg0, TCGv arg1, int flags) { gen_qemu_st8_ppc64(arg0, arg1, flags); } static always_inline void gen_qemu_st16(TCGv arg0, TCGv arg1, int flags) { if (unlikely(flags & 1)) { TCGv_i32 t0; TCGv_i64 t1; t0 = tcg_temp_new_i32(); tcg_gen_trunc_tl_i32(t0, arg0); tcg_gen_ext16u_i32(t0, t0); tcg_gen_bswap16_i32(t0, t0); t1 = tcg_temp_new_i64(); tcg_gen_extu_i32_tl(t1, t0); tcg_temp_free_i32(t0); gen_qemu_st16_ppc64(t1, arg1, flags); tcg_temp_free_i64(t1); } else gen_qemu_st16_ppc64(arg0, arg1, flags); } static always_inline void gen_qemu_st32(TCGv arg0, TCGv arg1, int flags) { if (unlikely(flags & 1)) { TCGv_i32 t0; TCGv_i64 t1; t0 = tcg_temp_new_i32(); tcg_gen_trunc_tl_i32(t0, arg0); tcg_gen_bswap_i32(t0, t0); t1 = tcg_temp_new_i64(); tcg_gen_extu_i32_tl(t1, t0); tcg_temp_free_i32(t0); gen_qemu_st32_ppc64(t1, arg1, flags); tcg_temp_free_i64(t1); } else gen_qemu_st32_ppc64(arg0, arg1, flags); } static always_inline void gen_qemu_st64(TCGv arg0, TCGv arg1, int flags) { if (unlikely(flags & 1)) { TCGv_i64 t0 = tcg_temp_new_i64(); tcg_gen_bswap_i64(t0, arg0); gen_qemu_st64_ppc64(t0, arg1, flags); tcg_temp_free_i64(t0); } else gen_qemu_st64_ppc64(arg0, arg1, flags); } #else /* defined(TARGET_PPC64) */ #define GEN_QEMU_LD_PPC32(width) \ static always_inline void gen_qemu_ld##width##_ppc32(TCGv arg0, TCGv arg1, int flags)\ { \ tcg_gen_qemu_ld##width(arg0, arg1, flags >> 1); \ } GEN_QEMU_LD_PPC32(8u) GEN_QEMU_LD_PPC32(8s) GEN_QEMU_LD_PPC32(16u) GEN_QEMU_LD_PPC32(16s) GEN_QEMU_LD_PPC32(32u) GEN_QEMU_LD_PPC32(32s) #define GEN_QEMU_ST_PPC32(width) \ static always_inline void gen_qemu_st##width##_ppc32(TCGv arg0, TCGv arg1, int flags)\ { \ tcg_gen_qemu_st##width(arg0, arg1, flags >> 1); \ } GEN_QEMU_ST_PPC32(8) GEN_QEMU_ST_PPC32(16) GEN_QEMU_ST_PPC32(32) static always_inline void gen_qemu_ld8u(TCGv arg0, TCGv arg1, int flags) { gen_qemu_ld8u_ppc32(arg0, arg1, flags >> 1); } static always_inline void gen_qemu_ld8s(TCGv arg0, TCGv arg1, int flags) { gen_qemu_ld8s_ppc32(arg0, arg1, flags >> 1); } static always_inline void gen_qemu_ld16u(TCGv arg0, TCGv arg1, int flags) { gen_qemu_ld16u_ppc32(arg0, arg1, flags >> 1); if (unlikely(flags & 1)) tcg_gen_bswap16_i32(arg0, arg0); } static always_inline void gen_qemu_ld16s(TCGv arg0, TCGv arg1, int flags) { if (unlikely(flags & 1)) { gen_qemu_ld16u_ppc32(arg0, arg1, flags); tcg_gen_bswap16_i32(arg0, arg0); tcg_gen_ext16s_i32(arg0, arg0); } else gen_qemu_ld16s_ppc32(arg0, arg1, flags); } static always_inline void gen_qemu_ld32u(TCGv arg0, TCGv arg1, int flags) { gen_qemu_ld32u_ppc32(arg0, arg1, flags); if (unlikely(flags & 1)) tcg_gen_bswap_i32(arg0, arg0); } static always_inline void gen_qemu_st8(TCGv arg0, TCGv arg1, int flags) { gen_qemu_st8_ppc32(arg0, arg1, flags); } static always_inline void gen_qemu_st16(TCGv arg0, TCGv arg1, int flags) { if (unlikely(flags & 1)) { TCGv_i32 temp = tcg_temp_new_i32(); tcg_gen_ext16u_i32(temp, arg0); tcg_gen_bswap16_i32(temp, temp); gen_qemu_st16_ppc32(temp, arg1, flags); tcg_temp_free_i32(temp); } else gen_qemu_st16_ppc32(arg0, arg1, flags); } static always_inline void gen_qemu_st32(TCGv arg0, TCGv arg1, int flags) { if (unlikely(flags & 1)) { TCGv_i32 temp = tcg_temp_new_i32(); tcg_gen_bswap_i32(temp, arg0); gen_qemu_st32_ppc32(temp, arg1, flags); tcg_temp_free_i32(temp); } else gen_qemu_st32_ppc32(arg0, arg1, flags); } #endif #define GEN_LD(width, opc, type) \ GEN_HANDLER(l##width, opc, 0xFF, 0xFF, 0x00000000, type) \ { \ TCGv EA = tcg_temp_new(); \ gen_addr_imm_index(EA, ctx, 0); \ gen_qemu_ld##width(cpu_gpr[rD(ctx->opcode)], EA, ctx->mem_idx); \ tcg_temp_free(EA); \ } #define GEN_LDU(width, opc, type) \ GEN_HANDLER(l##width##u, opc, 0xFF, 0xFF, 0x00000000, type) \ { \ TCGv EA; \ if (unlikely(rA(ctx->opcode) == 0 || \ rA(ctx->opcode) == rD(ctx->opcode))) { \ GEN_EXCP_INVAL(ctx); \ return; \ } \ EA = tcg_temp_new(); \ if (type == PPC_64B) \ gen_addr_imm_index(EA, ctx, 0x03); \ else \ gen_addr_imm_index(EA, ctx, 0); \ gen_qemu_ld##width(cpu_gpr[rD(ctx->opcode)], EA, ctx->mem_idx); \ tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \ tcg_temp_free(EA); \ } #define GEN_LDUX(width, opc2, opc3, type) \ GEN_HANDLER(l##width##ux, 0x1F, opc2, opc3, 0x00000001, type) \ { \ TCGv EA; \ if (unlikely(rA(ctx->opcode) == 0 || \ rA(ctx->opcode) == rD(ctx->opcode))) { \ GEN_EXCP_INVAL(ctx); \ return; \ } \ EA = tcg_temp_new(); \ gen_addr_reg_index(EA, ctx); \ gen_qemu_ld##width(cpu_gpr[rD(ctx->opcode)], EA, ctx->mem_idx); \ tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \ tcg_temp_free(EA); \ } #define GEN_LDX(width, opc2, opc3, type) \ GEN_HANDLER(l##width##x, 0x1F, opc2, opc3, 0x00000001, type) \ { \ TCGv EA = tcg_temp_new(); \ gen_addr_reg_index(EA, ctx); \ gen_qemu_ld##width(cpu_gpr[rD(ctx->opcode)], EA, ctx->mem_idx); \ tcg_temp_free(EA); \ } #define GEN_LDS(width, op, type) \ GEN_LD(width, op | 0x20, type); \ GEN_LDU(width, op | 0x21, type); \ GEN_LDUX(width, 0x17, op | 0x01, type); \ GEN_LDX(width, 0x17, op | 0x00, type) /* lbz lbzu lbzux lbzx */ GEN_LDS(8u, 0x02, PPC_INTEGER); /* lha lhau lhaux lhax */ GEN_LDS(16s, 0x0A, PPC_INTEGER); /* lhz lhzu lhzux lhzx */ GEN_LDS(16u, 0x08, PPC_INTEGER); /* lwz lwzu lwzux lwzx */ GEN_LDS(32u, 0x00, PPC_INTEGER); #if defined(TARGET_PPC64) /* lwaux */ GEN_LDUX(32s, 0x15, 0x0B, PPC_64B); /* lwax */ GEN_LDX(32s, 0x15, 0x0A, PPC_64B); /* ldux */ GEN_LDUX(64, 0x15, 0x01, PPC_64B); /* ldx */ GEN_LDX(64, 0x15, 0x00, PPC_64B); GEN_HANDLER(ld, 0x3A, 0xFF, 0xFF, 0x00000000, PPC_64B) { TCGv EA; if (Rc(ctx->opcode)) { if (unlikely(rA(ctx->opcode) == 0 || rA(ctx->opcode) == rD(ctx->opcode))) { GEN_EXCP_INVAL(ctx); return; } } EA = tcg_temp_new(); gen_addr_imm_index(EA, ctx, 0x03); if (ctx->opcode & 0x02) { /* lwa (lwau is undefined) */ gen_qemu_ld32s(cpu_gpr[rD(ctx->opcode)], EA, ctx->mem_idx); } else { /* ld - ldu */ gen_qemu_ld64(cpu_gpr[rD(ctx->opcode)], EA, ctx->mem_idx); } if (Rc(ctx->opcode)) tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); tcg_temp_free(EA); } /* lq */ GEN_HANDLER(lq, 0x38, 0xFF, 0xFF, 0x00000000, PPC_64BX) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else int ra, rd; TCGv EA; /* Restore CPU state */ if (unlikely(ctx->supervisor == 0)) { GEN_EXCP_PRIVOPC(ctx); return; } ra = rA(ctx->opcode); rd = rD(ctx->opcode); if (unlikely((rd & 1) || rd == ra)) { GEN_EXCP_INVAL(ctx); return; } if (unlikely(ctx->mem_idx & 1)) { /* Little-endian mode is not handled */ GEN_EXCP(ctx, POWERPC_EXCP_ALIGN, POWERPC_EXCP_ALIGN_LE); return; } EA = tcg_temp_new(); gen_addr_imm_index(EA, ctx, 0x0F); gen_qemu_ld64(cpu_gpr[rd], EA, ctx->mem_idx); tcg_gen_addi_tl(EA, EA, 8); gen_qemu_ld64(cpu_gpr[rd+1], EA, ctx->mem_idx); tcg_temp_free(EA); #endif } #endif /*** Integer store ***/ #define GEN_ST(width, opc, type) \ GEN_HANDLER(st##width, opc, 0xFF, 0xFF, 0x00000000, type) \ { \ TCGv EA = tcg_temp_new(); \ gen_addr_imm_index(EA, ctx, 0); \ gen_qemu_st##width(cpu_gpr[rS(ctx->opcode)], EA, ctx->mem_idx); \ tcg_temp_free(EA); \ } #define GEN_STU(width, opc, type) \ GEN_HANDLER(st##width##u, opc, 0xFF, 0xFF, 0x00000000, type) \ { \ TCGv EA; \ if (unlikely(rA(ctx->opcode) == 0)) { \ GEN_EXCP_INVAL(ctx); \ return; \ } \ EA = tcg_temp_new(); \ if (type == PPC_64B) \ gen_addr_imm_index(EA, ctx, 0x03); \ else \ gen_addr_imm_index(EA, ctx, 0); \ gen_qemu_st##width(cpu_gpr[rS(ctx->opcode)], EA, ctx->mem_idx); \ tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \ tcg_temp_free(EA); \ } #define GEN_STUX(width, opc2, opc3, type) \ GEN_HANDLER(st##width##ux, 0x1F, opc2, opc3, 0x00000001, type) \ { \ TCGv EA; \ if (unlikely(rA(ctx->opcode) == 0)) { \ GEN_EXCP_INVAL(ctx); \ return; \ } \ EA = tcg_temp_new(); \ gen_addr_reg_index(EA, ctx); \ gen_qemu_st##width(cpu_gpr[rS(ctx->opcode)], EA, ctx->mem_idx); \ tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \ tcg_temp_free(EA); \ } #define GEN_STX(width, opc2, opc3, type) \ GEN_HANDLER(st##width##x, 0x1F, opc2, opc3, 0x00000001, type) \ { \ TCGv EA = tcg_temp_new(); \ gen_addr_reg_index(EA, ctx); \ gen_qemu_st##width(cpu_gpr[rS(ctx->opcode)], EA, ctx->mem_idx); \ tcg_temp_free(EA); \ } #define GEN_STS(width, op, type) \ GEN_ST(width, op | 0x20, type); \ GEN_STU(width, op | 0x21, type); \ GEN_STUX(width, 0x17, op | 0x01, type); \ GEN_STX(width, 0x17, op | 0x00, type) /* stb stbu stbux stbx */ GEN_STS(8, 0x06, PPC_INTEGER); /* sth sthu sthux sthx */ GEN_STS(16, 0x0C, PPC_INTEGER); /* stw stwu stwux stwx */ GEN_STS(32, 0x04, PPC_INTEGER); #if defined(TARGET_PPC64) GEN_STUX(64, 0x15, 0x05, PPC_64B); GEN_STX(64, 0x15, 0x04, PPC_64B); GEN_HANDLER(std, 0x3E, 0xFF, 0xFF, 0x00000000, PPC_64B) { int rs; TCGv EA; rs = rS(ctx->opcode); if ((ctx->opcode & 0x3) == 0x2) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else /* stq */ if (unlikely(ctx->supervisor == 0)) { GEN_EXCP_PRIVOPC(ctx); return; } if (unlikely(rs & 1)) { GEN_EXCP_INVAL(ctx); return; } if (unlikely(ctx->mem_idx & 1)) { /* Little-endian mode is not handled */ GEN_EXCP(ctx, POWERPC_EXCP_ALIGN, POWERPC_EXCP_ALIGN_LE); return; } EA = tcg_temp_new(); gen_addr_imm_index(EA, ctx, 0x03); gen_qemu_st64(cpu_gpr[rs], EA, ctx->mem_idx); tcg_gen_addi_tl(EA, EA, 8); gen_qemu_st64(cpu_gpr[rs+1], EA, ctx->mem_idx); tcg_temp_free(EA); #endif } else { /* std / stdu */ if (Rc(ctx->opcode)) { if (unlikely(rA(ctx->opcode) == 0)) { GEN_EXCP_INVAL(ctx); return; } } EA = tcg_temp_new(); gen_addr_imm_index(EA, ctx, 0x03); gen_qemu_st64(cpu_gpr[rs], EA, ctx->mem_idx); if (Rc(ctx->opcode)) tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); tcg_temp_free(EA); } } #endif /*** Integer load and store with byte reverse ***/ /* lhbrx */ void always_inline gen_qemu_ld16ur(TCGv t0, TCGv t1, int flags) { TCGv_i32 temp = tcg_temp_new_i32(); gen_qemu_ld16u(t0, t1, flags); tcg_gen_trunc_tl_i32(temp, t0); tcg_gen_bswap16_i32(temp, temp); tcg_gen_extu_i32_tl(t0, temp); tcg_temp_free_i32(temp); } GEN_LDX(16ur, 0x16, 0x18, PPC_INTEGER); /* lwbrx */ void always_inline gen_qemu_ld32ur(TCGv t0, TCGv t1, int flags) { TCGv_i32 temp = tcg_temp_new_i32(); gen_qemu_ld32u(t0, t1, flags); tcg_gen_trunc_tl_i32(temp, t0); tcg_gen_bswap_i32(temp, temp); tcg_gen_extu_i32_tl(t0, temp); tcg_temp_free_i32(temp); } GEN_LDX(32ur, 0x16, 0x10, PPC_INTEGER); /* sthbrx */ void always_inline gen_qemu_st16r(TCGv t0, TCGv t1, int flags) { TCGv_i32 temp = tcg_temp_new_i32(); TCGv t2 = tcg_temp_new(); tcg_gen_trunc_tl_i32(temp, t0); tcg_gen_ext16u_i32(temp, temp); tcg_gen_bswap16_i32(temp, temp); tcg_gen_extu_i32_tl(t2, temp); tcg_temp_free_i32(temp); gen_qemu_st16(t2, t1, flags); tcg_temp_free(t2); } GEN_STX(16r, 0x16, 0x1C, PPC_INTEGER); /* stwbrx */ void always_inline gen_qemu_st32r(TCGv t0, TCGv t1, int flags) { TCGv_i32 temp = tcg_temp_new_i32(); TCGv t2 = tcg_temp_new(); tcg_gen_trunc_tl_i32(temp, t0); tcg_gen_bswap_i32(temp, temp); tcg_gen_extu_i32_tl(t2, temp); tcg_temp_free_i32(temp); gen_qemu_st32(t2, t1, flags); tcg_temp_free(t2); } GEN_STX(32r, 0x16, 0x14, PPC_INTEGER); /*** Integer load and store multiple ***/ #define op_ldstm(name, reg) (*gen_op_##name[ctx->mem_idx])(reg) static GenOpFunc1 *gen_op_lmw[NB_MEM_FUNCS] = { GEN_MEM_FUNCS(lmw), }; static GenOpFunc1 *gen_op_stmw[NB_MEM_FUNCS] = { GEN_MEM_FUNCS(stmw), }; /* lmw */ GEN_HANDLER(lmw, 0x2E, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_imm_index(cpu_T[0], ctx, 0); op_ldstm(lmw, rD(ctx->opcode)); } /* stmw */ GEN_HANDLER(stmw, 0x2F, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_imm_index(cpu_T[0], ctx, 0); op_ldstm(stmw, rS(ctx->opcode)); } /*** Integer load and store strings ***/ #define op_ldsts(name, start) (*gen_op_##name[ctx->mem_idx])(start) #define op_ldstsx(name, rd, ra, rb) (*gen_op_##name[ctx->mem_idx])(rd, ra, rb) /* string load & stores are by definition endian-safe */ #define gen_op_lswi_le_raw gen_op_lswi_raw #define gen_op_lswi_le_user gen_op_lswi_user #define gen_op_lswi_le_kernel gen_op_lswi_kernel #define gen_op_lswi_le_hypv gen_op_lswi_hypv #define gen_op_lswi_le_64_raw gen_op_lswi_raw #define gen_op_lswi_le_64_user gen_op_lswi_user #define gen_op_lswi_le_64_kernel gen_op_lswi_kernel #define gen_op_lswi_le_64_hypv gen_op_lswi_hypv static GenOpFunc1 *gen_op_lswi[NB_MEM_FUNCS] = { GEN_MEM_FUNCS(lswi), }; #define gen_op_lswx_le_raw gen_op_lswx_raw #define gen_op_lswx_le_user gen_op_lswx_user #define gen_op_lswx_le_kernel gen_op_lswx_kernel #define gen_op_lswx_le_hypv gen_op_lswx_hypv #define gen_op_lswx_le_64_raw gen_op_lswx_raw #define gen_op_lswx_le_64_user gen_op_lswx_user #define gen_op_lswx_le_64_kernel gen_op_lswx_kernel #define gen_op_lswx_le_64_hypv gen_op_lswx_hypv static GenOpFunc3 *gen_op_lswx[NB_MEM_FUNCS] = { GEN_MEM_FUNCS(lswx), }; #define gen_op_stsw_le_raw gen_op_stsw_raw #define gen_op_stsw_le_user gen_op_stsw_user #define gen_op_stsw_le_kernel gen_op_stsw_kernel #define gen_op_stsw_le_hypv gen_op_stsw_hypv #define gen_op_stsw_le_64_raw gen_op_stsw_raw #define gen_op_stsw_le_64_user gen_op_stsw_user #define gen_op_stsw_le_64_kernel gen_op_stsw_kernel #define gen_op_stsw_le_64_hypv gen_op_stsw_hypv static GenOpFunc1 *gen_op_stsw[NB_MEM_FUNCS] = { GEN_MEM_FUNCS(stsw), }; /* lswi */ /* PowerPC32 specification says we must generate an exception if * rA is in the range of registers to be loaded. * In an other hand, IBM says this is valid, but rA won't be loaded. * For now, I'll follow the spec... */ GEN_HANDLER(lswi, 0x1F, 0x15, 0x12, 0x00000001, PPC_STRING) { int nb = NB(ctx->opcode); int start = rD(ctx->opcode); int ra = rA(ctx->opcode); int nr; if (nb == 0) nb = 32; nr = nb / 4; if (unlikely(((start + nr) > 32 && start <= ra && (start + nr - 32) > ra) || ((start + nr) <= 32 && start <= ra && (start + nr) > ra))) { GEN_EXCP(ctx, POWERPC_EXCP_PROGRAM, POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_LSWX); return; } /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_register(cpu_T[0], ctx); tcg_gen_movi_tl(cpu_T[1], nb); op_ldsts(lswi, start); } /* lswx */ GEN_HANDLER(lswx, 0x1F, 0x15, 0x10, 0x00000001, PPC_STRING) { int ra = rA(ctx->opcode); int rb = rB(ctx->opcode); /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_reg_index(cpu_T[0], ctx); if (ra == 0) { ra = rb; } tcg_gen_andi_tl(cpu_T[1], cpu_xer, 0x7F); op_ldstsx(lswx, rD(ctx->opcode), ra, rb); } /* stswi */ GEN_HANDLER(stswi, 0x1F, 0x15, 0x16, 0x00000001, PPC_STRING) { int nb = NB(ctx->opcode); /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_register(cpu_T[0], ctx); if (nb == 0) nb = 32; tcg_gen_movi_tl(cpu_T[1], nb); op_ldsts(stsw, rS(ctx->opcode)); } /* stswx */ GEN_HANDLER(stswx, 0x1F, 0x15, 0x14, 0x00000001, PPC_STRING) { /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_reg_index(cpu_T[0], ctx); tcg_gen_andi_tl(cpu_T[1], cpu_xer, 0x7F); op_ldsts(stsw, rS(ctx->opcode)); } /*** Memory synchronisation ***/ /* eieio */ GEN_HANDLER(eieio, 0x1F, 0x16, 0x1A, 0x03FFF801, PPC_MEM_EIEIO) { } /* isync */ GEN_HANDLER(isync, 0x13, 0x16, 0x04, 0x03FFF801, PPC_MEM) { GEN_STOP(ctx); } #define op_lwarx() (*gen_op_lwarx[ctx->mem_idx])() #define op_stwcx() (*gen_op_stwcx[ctx->mem_idx])() static GenOpFunc *gen_op_lwarx[NB_MEM_FUNCS] = { GEN_MEM_FUNCS(lwarx), }; static GenOpFunc *gen_op_stwcx[NB_MEM_FUNCS] = { GEN_MEM_FUNCS(stwcx), }; /* lwarx */ GEN_HANDLER(lwarx, 0x1F, 0x14, 0x00, 0x00000001, PPC_RES) { /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_reg_index(cpu_T[0], ctx); op_lwarx(); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[1]); } /* stwcx. */ GEN_HANDLER2(stwcx_, "stwcx.", 0x1F, 0x16, 0x04, 0x00000000, PPC_RES) { /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_reg_index(cpu_T[0], ctx); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rS(ctx->opcode)]); op_stwcx(); } #if defined(TARGET_PPC64) #define op_ldarx() (*gen_op_ldarx[ctx->mem_idx])() #define op_stdcx() (*gen_op_stdcx[ctx->mem_idx])() static GenOpFunc *gen_op_ldarx[NB_MEM_FUNCS] = { GEN_MEM_FUNCS(ldarx), }; static GenOpFunc *gen_op_stdcx[NB_MEM_FUNCS] = { GEN_MEM_FUNCS(stdcx), }; /* ldarx */ GEN_HANDLER(ldarx, 0x1F, 0x14, 0x02, 0x00000001, PPC_64B) { /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_reg_index(cpu_T[0], ctx); op_ldarx(); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[1]); } /* stdcx. */ GEN_HANDLER2(stdcx_, "stdcx.", 0x1F, 0x16, 0x06, 0x00000000, PPC_64B) { /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_reg_index(cpu_T[0], ctx); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rS(ctx->opcode)]); op_stdcx(); } #endif /* defined(TARGET_PPC64) */ /* sync */ GEN_HANDLER(sync, 0x1F, 0x16, 0x12, 0x039FF801, PPC_MEM_SYNC) { } /* wait */ GEN_HANDLER(wait, 0x1F, 0x1E, 0x01, 0x03FFF801, PPC_WAIT) { /* Stop translation, as the CPU is supposed to sleep from now */ gen_op_wait(); GEN_EXCP(ctx, EXCP_HLT, 1); } /*** Floating-point load ***/ #define GEN_LDF(width, opc, type) \ GEN_HANDLER(l##width, opc, 0xFF, 0xFF, 0x00000000, type) \ { \ if (unlikely(!ctx->fpu_enabled)) { \ GEN_EXCP_NO_FP(ctx); \ return; \ } \ gen_addr_imm_index(cpu_T[0], ctx, 0); \ op_ldst(l##width); \ tcg_gen_mov_i64(cpu_fpr[rD(ctx->opcode)], cpu_FT[0]); \ } #define GEN_LDUF(width, opc, type) \ GEN_HANDLER(l##width##u, opc, 0xFF, 0xFF, 0x00000000, type) \ { \ if (unlikely(!ctx->fpu_enabled)) { \ GEN_EXCP_NO_FP(ctx); \ return; \ } \ if (unlikely(rA(ctx->opcode) == 0)) { \ GEN_EXCP_INVAL(ctx); \ return; \ } \ gen_addr_imm_index(cpu_T[0], ctx, 0); \ op_ldst(l##width); \ tcg_gen_mov_i64(cpu_fpr[rD(ctx->opcode)], cpu_FT[0]); \ tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]); \ } #define GEN_LDUXF(width, opc, type) \ GEN_HANDLER(l##width##ux, 0x1F, 0x17, opc, 0x00000001, type) \ { \ if (unlikely(!ctx->fpu_enabled)) { \ GEN_EXCP_NO_FP(ctx); \ return; \ } \ if (unlikely(rA(ctx->opcode) == 0)) { \ GEN_EXCP_INVAL(ctx); \ return; \ } \ gen_addr_reg_index(cpu_T[0], ctx); \ op_ldst(l##width); \ tcg_gen_mov_i64(cpu_fpr[rD(ctx->opcode)], cpu_FT[0]); \ tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]); \ } #define GEN_LDXF(width, opc2, opc3, type) \ GEN_HANDLER(l##width##x, 0x1F, opc2, opc3, 0x00000001, type) \ { \ if (unlikely(!ctx->fpu_enabled)) { \ GEN_EXCP_NO_FP(ctx); \ return; \ } \ gen_addr_reg_index(cpu_T[0], ctx); \ op_ldst(l##width); \ tcg_gen_mov_i64(cpu_fpr[rD(ctx->opcode)], cpu_FT[0]); \ } #define GEN_LDFS(width, op, type) \ OP_LD_TABLE(width); \ GEN_LDF(width, op | 0x20, type); \ GEN_LDUF(width, op | 0x21, type); \ GEN_LDUXF(width, op | 0x01, type); \ GEN_LDXF(width, 0x17, op | 0x00, type) /* lfd lfdu lfdux lfdx */ GEN_LDFS(fd, 0x12, PPC_FLOAT); /* lfs lfsu lfsux lfsx */ GEN_LDFS(fs, 0x10, PPC_FLOAT); /*** Floating-point store ***/ #define GEN_STF(width, opc, type) \ GEN_HANDLER(st##width, opc, 0xFF, 0xFF, 0x00000000, type) \ { \ if (unlikely(!ctx->fpu_enabled)) { \ GEN_EXCP_NO_FP(ctx); \ return; \ } \ gen_addr_imm_index(cpu_T[0], ctx, 0); \ tcg_gen_mov_i64(cpu_FT[0], cpu_fpr[rS(ctx->opcode)]); \ op_ldst(st##width); \ } #define GEN_STUF(width, opc, type) \ GEN_HANDLER(st##width##u, opc, 0xFF, 0xFF, 0x00000000, type) \ { \ if (unlikely(!ctx->fpu_enabled)) { \ GEN_EXCP_NO_FP(ctx); \ return; \ } \ if (unlikely(rA(ctx->opcode) == 0)) { \ GEN_EXCP_INVAL(ctx); \ return; \ } \ gen_addr_imm_index(cpu_T[0], ctx, 0); \ tcg_gen_mov_i64(cpu_FT[0], cpu_fpr[rS(ctx->opcode)]); \ op_ldst(st##width); \ tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]); \ } #define GEN_STUXF(width, opc, type) \ GEN_HANDLER(st##width##ux, 0x1F, 0x17, opc, 0x00000001, type) \ { \ if (unlikely(!ctx->fpu_enabled)) { \ GEN_EXCP_NO_FP(ctx); \ return; \ } \ if (unlikely(rA(ctx->opcode) == 0)) { \ GEN_EXCP_INVAL(ctx); \ return; \ } \ gen_addr_reg_index(cpu_T[0], ctx); \ tcg_gen_mov_i64(cpu_FT[0], cpu_fpr[rS(ctx->opcode)]); \ op_ldst(st##width); \ tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]); \ } #define GEN_STXF(width, opc2, opc3, type) \ GEN_HANDLER(st##width##x, 0x1F, opc2, opc3, 0x00000001, type) \ { \ if (unlikely(!ctx->fpu_enabled)) { \ GEN_EXCP_NO_FP(ctx); \ return; \ } \ gen_addr_reg_index(cpu_T[0], ctx); \ tcg_gen_mov_i64(cpu_FT[0], cpu_fpr[rS(ctx->opcode)]); \ op_ldst(st##width); \ } #define GEN_STFS(width, op, type) \ OP_ST_TABLE(width); \ GEN_STF(width, op | 0x20, type); \ GEN_STUF(width, op | 0x21, type); \ GEN_STUXF(width, op | 0x01, type); \ GEN_STXF(width, 0x17, op | 0x00, type) /* stfd stfdu stfdux stfdx */ GEN_STFS(fd, 0x16, PPC_FLOAT); /* stfs stfsu stfsux stfsx */ GEN_STFS(fs, 0x14, PPC_FLOAT); /* Optional: */ /* stfiwx */ OP_ST_TABLE(fiw); GEN_STXF(fiw, 0x17, 0x1E, PPC_FLOAT_STFIWX); /*** Branch ***/ static always_inline void gen_goto_tb (DisasContext *ctx, int n, target_ulong dest) { TranslationBlock *tb; tb = ctx->tb; #if defined(TARGET_PPC64) if (!ctx->sf_mode) dest = (uint32_t) dest; #endif if ((tb->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK) && likely(!ctx->singlestep_enabled)) { tcg_gen_goto_tb(n); tcg_gen_movi_tl(cpu_nip, dest & ~3); tcg_gen_exit_tb((long)tb + n); } else { tcg_gen_movi_tl(cpu_nip, dest & ~3); if (unlikely(ctx->singlestep_enabled)) { if ((ctx->singlestep_enabled & (CPU_BRANCH_STEP | CPU_SINGLE_STEP)) && ctx->exception == POWERPC_EXCP_BRANCH) { target_ulong tmp = ctx->nip; ctx->nip = dest; GEN_EXCP(ctx, POWERPC_EXCP_TRACE, 0); ctx->nip = tmp; } if (ctx->singlestep_enabled & GDBSTUB_SINGLE_STEP) { gen_update_nip(ctx, dest); gen_op_debug(); } } tcg_gen_exit_tb(0); } } static always_inline void gen_setlr (DisasContext *ctx, target_ulong nip) { #if defined(TARGET_PPC64) if (ctx->sf_mode == 0) tcg_gen_movi_tl(cpu_lr, (uint32_t)nip); else #endif tcg_gen_movi_tl(cpu_lr, nip); } /* b ba bl bla */ GEN_HANDLER(b, 0x12, 0xFF, 0xFF, 0x00000000, PPC_FLOW) { target_ulong li, target; ctx->exception = POWERPC_EXCP_BRANCH; /* sign extend LI */ #if defined(TARGET_PPC64) if (ctx->sf_mode) li = ((int64_t)LI(ctx->opcode) << 38) >> 38; else #endif li = ((int32_t)LI(ctx->opcode) << 6) >> 6; if (likely(AA(ctx->opcode) == 0)) target = ctx->nip + li - 4; else target = li; if (LK(ctx->opcode)) gen_setlr(ctx, ctx->nip); gen_goto_tb(ctx, 0, target); } #define BCOND_IM 0 #define BCOND_LR 1 #define BCOND_CTR 2 static always_inline void gen_bcond (DisasContext *ctx, int type) { uint32_t bo = BO(ctx->opcode); int l1 = gen_new_label(); TCGv target; ctx->exception = POWERPC_EXCP_BRANCH; if (type == BCOND_LR || type == BCOND_CTR) { target = tcg_temp_local_new(); if (type == BCOND_CTR) tcg_gen_mov_tl(target, cpu_ctr); else tcg_gen_mov_tl(target, cpu_lr); } if (LK(ctx->opcode)) gen_setlr(ctx, ctx->nip); l1 = gen_new_label(); if ((bo & 0x4) == 0) { /* Decrement and test CTR */ TCGv temp = tcg_temp_new(); if (unlikely(type == BCOND_CTR)) { GEN_EXCP_INVAL(ctx); return; } tcg_gen_subi_tl(cpu_ctr, cpu_ctr, 1); #if defined(TARGET_PPC64) if (!ctx->sf_mode) tcg_gen_ext32u_tl(temp, cpu_ctr); else #endif tcg_gen_mov_tl(temp, cpu_ctr); if (bo & 0x2) { tcg_gen_brcondi_tl(TCG_COND_NE, temp, 0, l1); } else { tcg_gen_brcondi_tl(TCG_COND_EQ, temp, 0, l1); } tcg_temp_free(temp); } if ((bo & 0x10) == 0) { /* Test CR */ uint32_t bi = BI(ctx->opcode); uint32_t mask = 1 << (3 - (bi & 0x03)); TCGv_i32 temp = tcg_temp_new_i32(); if (bo & 0x8) { tcg_gen_andi_i32(temp, cpu_crf[bi >> 2], mask); tcg_gen_brcondi_i32(TCG_COND_EQ, temp, 0, l1); } else { tcg_gen_andi_i32(temp, cpu_crf[bi >> 2], mask); tcg_gen_brcondi_i32(TCG_COND_NE, temp, 0, l1); } tcg_temp_free_i32(temp); } if (type == BCOND_IM) { target_ulong li = (target_long)((int16_t)(BD(ctx->opcode))); if (likely(AA(ctx->opcode) == 0)) { gen_goto_tb(ctx, 0, ctx->nip + li - 4); } else { gen_goto_tb(ctx, 0, li); } gen_set_label(l1); gen_goto_tb(ctx, 1, ctx->nip); } else { #if defined(TARGET_PPC64) if (!(ctx->sf_mode)) tcg_gen_andi_tl(cpu_nip, target, (uint32_t)~3); else #endif tcg_gen_andi_tl(cpu_nip, target, ~3); tcg_gen_exit_tb(0); gen_set_label(l1); #if defined(TARGET_PPC64) if (!(ctx->sf_mode)) tcg_gen_movi_tl(cpu_nip, (uint32_t)ctx->nip); else #endif tcg_gen_movi_tl(cpu_nip, ctx->nip); tcg_gen_exit_tb(0); } } GEN_HANDLER(bc, 0x10, 0xFF, 0xFF, 0x00000000, PPC_FLOW) { gen_bcond(ctx, BCOND_IM); } GEN_HANDLER(bcctr, 0x13, 0x10, 0x10, 0x00000000, PPC_FLOW) { gen_bcond(ctx, BCOND_CTR); } GEN_HANDLER(bclr, 0x13, 0x10, 0x00, 0x00000000, PPC_FLOW) { gen_bcond(ctx, BCOND_LR); } /*** Condition register logical ***/ #define GEN_CRLOGIC(name, tcg_op, opc) \ GEN_HANDLER(name, 0x13, 0x01, opc, 0x00000001, PPC_INTEGER) \ { \ uint8_t bitmask; \ int sh; \ TCGv_i32 t0, t1; \ sh = (crbD(ctx->opcode) & 0x03) - (crbA(ctx->opcode) & 0x03); \ t0 = tcg_temp_new_i32(); \ if (sh > 0) \ tcg_gen_shri_i32(t0, cpu_crf[crbA(ctx->opcode) >> 2], sh); \ else if (sh < 0) \ tcg_gen_shli_i32(t0, cpu_crf[crbA(ctx->opcode) >> 2], -sh); \ else \ tcg_gen_mov_i32(t0, cpu_crf[crbA(ctx->opcode) >> 2]); \ t1 = tcg_temp_new_i32(); \ sh = (crbD(ctx->opcode) & 0x03) - (crbB(ctx->opcode) & 0x03); \ if (sh > 0) \ tcg_gen_shri_i32(t1, cpu_crf[crbB(ctx->opcode) >> 2], sh); \ else if (sh < 0) \ tcg_gen_shli_i32(t1, cpu_crf[crbB(ctx->opcode) >> 2], -sh); \ else \ tcg_gen_mov_i32(t1, cpu_crf[crbB(ctx->opcode) >> 2]); \ tcg_op(t0, t0, t1); \ bitmask = 1 << (3 - (crbD(ctx->opcode) & 0x03)); \ tcg_gen_andi_i32(t0, t0, bitmask); \ tcg_gen_andi_i32(t1, cpu_crf[crbD(ctx->opcode) >> 2], ~bitmask); \ tcg_gen_or_i32(cpu_crf[crbD(ctx->opcode) >> 2], t0, t1); \ tcg_temp_free_i32(t0); \ tcg_temp_free_i32(t1); \ } /* crand */ GEN_CRLOGIC(crand, tcg_gen_and_i32, 0x08); /* crandc */ GEN_CRLOGIC(crandc, tcg_gen_andc_i32, 0x04); /* creqv */ GEN_CRLOGIC(creqv, tcg_gen_eqv_i32, 0x09); /* crnand */ GEN_CRLOGIC(crnand, tcg_gen_nand_i32, 0x07); /* crnor */ GEN_CRLOGIC(crnor, tcg_gen_nor_i32, 0x01); /* cror */ GEN_CRLOGIC(cror, tcg_gen_or_i32, 0x0E); /* crorc */ GEN_CRLOGIC(crorc, tcg_gen_orc_i32, 0x0D); /* crxor */ GEN_CRLOGIC(crxor, tcg_gen_xor_i32, 0x06); /* mcrf */ GEN_HANDLER(mcrf, 0x13, 0x00, 0xFF, 0x00000001, PPC_INTEGER) { tcg_gen_mov_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfS(ctx->opcode)]); } /*** System linkage ***/ /* rfi (supervisor only) */ GEN_HANDLER(rfi, 0x13, 0x12, 0x01, 0x03FF8001, PPC_FLOW) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else /* Restore CPU state */ if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } gen_op_rfi(); GEN_SYNC(ctx); #endif } #if defined(TARGET_PPC64) GEN_HANDLER(rfid, 0x13, 0x12, 0x00, 0x03FF8001, PPC_64B) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else /* Restore CPU state */ if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } gen_op_rfid(); GEN_SYNC(ctx); #endif } GEN_HANDLER(hrfid, 0x13, 0x12, 0x08, 0x03FF8001, PPC_64H) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else /* Restore CPU state */ if (unlikely(ctx->supervisor <= 1)) { GEN_EXCP_PRIVOPC(ctx); return; } gen_op_hrfid(); GEN_SYNC(ctx); #endif } #endif /* sc */ #if defined(CONFIG_USER_ONLY) #define POWERPC_SYSCALL POWERPC_EXCP_SYSCALL_USER #else #define POWERPC_SYSCALL POWERPC_EXCP_SYSCALL #endif GEN_HANDLER(sc, 0x11, 0xFF, 0xFF, 0x03FFF01D, PPC_FLOW) { uint32_t lev; lev = (ctx->opcode >> 5) & 0x7F; GEN_EXCP(ctx, POWERPC_SYSCALL, lev); } /*** Trap ***/ /* tw */ GEN_HANDLER(tw, 0x1F, 0x04, 0x00, 0x00000001, PPC_FLOW) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]); /* Update the nip since this might generate a trap exception */ gen_update_nip(ctx, ctx->nip); gen_op_tw(TO(ctx->opcode)); } /* twi */ GEN_HANDLER(twi, 0x03, 0xFF, 0xFF, 0x00000000, PPC_FLOW) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]); tcg_gen_movi_tl(cpu_T[1], SIMM(ctx->opcode)); /* Update the nip since this might generate a trap exception */ gen_update_nip(ctx, ctx->nip); gen_op_tw(TO(ctx->opcode)); } #if defined(TARGET_PPC64) /* td */ GEN_HANDLER(td, 0x1F, 0x04, 0x02, 0x00000001, PPC_64B) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]); /* Update the nip since this might generate a trap exception */ gen_update_nip(ctx, ctx->nip); gen_op_td(TO(ctx->opcode)); } /* tdi */ GEN_HANDLER(tdi, 0x02, 0xFF, 0xFF, 0x00000000, PPC_64B) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]); tcg_gen_movi_tl(cpu_T[1], SIMM(ctx->opcode)); /* Update the nip since this might generate a trap exception */ gen_update_nip(ctx, ctx->nip); gen_op_td(TO(ctx->opcode)); } #endif /*** Processor control ***/ /* mcrxr */ GEN_HANDLER(mcrxr, 0x1F, 0x00, 0x10, 0x007FF801, PPC_MISC) { tcg_gen_trunc_tl_i32(cpu_crf[crfD(ctx->opcode)], cpu_xer); tcg_gen_shri_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfD(ctx->opcode)], XER_CA); tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_SO | 1 << XER_OV | 1 << XER_CA)); } /* mfcr */ GEN_HANDLER(mfcr, 0x1F, 0x13, 0x00, 0x00000801, PPC_MISC) { uint32_t crm, crn; if (likely(ctx->opcode & 0x00100000)) { crm = CRM(ctx->opcode); if (likely((crm ^ (crm - 1)) == 0)) { crn = ffs(crm); tcg_gen_extu_i32_tl(cpu_gpr[rD(ctx->opcode)], cpu_crf[7 - crn]); } } else { gen_helper_load_cr(cpu_gpr[rD(ctx->opcode)]); } } /* mfmsr */ GEN_HANDLER(mfmsr, 0x1F, 0x13, 0x02, 0x001FF801, PPC_MISC) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVREG(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVREG(ctx); return; } gen_op_load_msr(); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); #endif } #if 1 #define SPR_NOACCESS ((void *)(-1UL)) #else static void spr_noaccess (void *opaque, int sprn) { sprn = ((sprn >> 5) & 0x1F) | ((sprn & 0x1F) << 5); printf("ERROR: try to access SPR %d !\n", sprn); } #define SPR_NOACCESS (&spr_noaccess) #endif /* mfspr */ static always_inline void gen_op_mfspr (DisasContext *ctx) { void (*read_cb)(void *opaque, int sprn); uint32_t sprn = SPR(ctx->opcode); #if !defined(CONFIG_USER_ONLY) if (ctx->supervisor == 2) read_cb = ctx->spr_cb[sprn].hea_read; else if (ctx->supervisor) read_cb = ctx->spr_cb[sprn].oea_read; else #endif read_cb = ctx->spr_cb[sprn].uea_read; if (likely(read_cb != NULL)) { if (likely(read_cb != SPR_NOACCESS)) { (*read_cb)(ctx, sprn); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); } else { /* Privilege exception */ /* This is a hack to avoid warnings when running Linux: * this OS breaks the PowerPC virtualisation model, * allowing userland application to read the PVR */ if (sprn != SPR_PVR) { if (loglevel != 0) { fprintf(logfile, "Trying to read privileged spr %d %03x at " ADDRX "\n", sprn, sprn, ctx->nip); } printf("Trying to read privileged spr %d %03x at " ADDRX "\n", sprn, sprn, ctx->nip); } GEN_EXCP_PRIVREG(ctx); } } else { /* Not defined */ if (loglevel != 0) { fprintf(logfile, "Trying to read invalid spr %d %03x at " ADDRX "\n", sprn, sprn, ctx->nip); } printf("Trying to read invalid spr %d %03x at " ADDRX "\n", sprn, sprn, ctx->nip); GEN_EXCP(ctx, POWERPC_EXCP_PROGRAM, POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_SPR); } } GEN_HANDLER(mfspr, 0x1F, 0x13, 0x0A, 0x00000001, PPC_MISC) { gen_op_mfspr(ctx); } /* mftb */ GEN_HANDLER(mftb, 0x1F, 0x13, 0x0B, 0x00000001, PPC_MFTB) { gen_op_mfspr(ctx); } /* mtcrf */ GEN_HANDLER(mtcrf, 0x1F, 0x10, 0x04, 0x00000801, PPC_MISC) { uint32_t crm, crn; crm = CRM(ctx->opcode); if (likely((ctx->opcode & 0x00100000) || (crm ^ (crm - 1)) == 0)) { TCGv_i32 temp = tcg_temp_new_i32(); crn = ffs(crm); tcg_gen_trunc_tl_i32(temp, cpu_gpr[rS(ctx->opcode)]); tcg_gen_shri_i32(cpu_crf[7 - crn], temp, crn * 4); tcg_gen_andi_i32(cpu_crf[7 - crn], cpu_crf[7 - crn], 0xf); tcg_temp_free_i32(temp); } else { TCGv_i32 temp = tcg_const_i32(crm); gen_helper_store_cr(cpu_gpr[rS(ctx->opcode)], temp); tcg_temp_free_i32(temp); } } /* mtmsr */ #if defined(TARGET_PPC64) GEN_HANDLER(mtmsrd, 0x1F, 0x12, 0x05, 0x001EF801, PPC_64B) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVREG(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVREG(ctx); return; } tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]); if (ctx->opcode & 0x00010000) { /* Special form that does not need any synchronisation */ gen_op_update_riee(); } else { /* XXX: we need to update nip before the store * if we enter power saving mode, we will exit the loop * directly from ppc_store_msr */ gen_update_nip(ctx, ctx->nip); gen_op_store_msr(); /* Must stop the translation as machine state (may have) changed */ /* Note that mtmsr is not always defined as context-synchronizing */ ctx->exception = POWERPC_EXCP_STOP; } #endif } #endif GEN_HANDLER(mtmsr, 0x1F, 0x12, 0x04, 0x001FF801, PPC_MISC) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVREG(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVREG(ctx); return; } tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]); if (ctx->opcode & 0x00010000) { /* Special form that does not need any synchronisation */ gen_op_update_riee(); } else { /* XXX: we need to update nip before the store * if we enter power saving mode, we will exit the loop * directly from ppc_store_msr */ gen_update_nip(ctx, ctx->nip); #if defined(TARGET_PPC64) if (!ctx->sf_mode) gen_op_store_msr_32(); else #endif gen_op_store_msr(); /* Must stop the translation as machine state (may have) changed */ /* Note that mtmsrd is not always defined as context-synchronizing */ ctx->exception = POWERPC_EXCP_STOP; } #endif } /* mtspr */ GEN_HANDLER(mtspr, 0x1F, 0x13, 0x0E, 0x00000001, PPC_MISC) { void (*write_cb)(void *opaque, int sprn); uint32_t sprn = SPR(ctx->opcode); #if !defined(CONFIG_USER_ONLY) if (ctx->supervisor == 2) write_cb = ctx->spr_cb[sprn].hea_write; else if (ctx->supervisor) write_cb = ctx->spr_cb[sprn].oea_write; else #endif write_cb = ctx->spr_cb[sprn].uea_write; if (likely(write_cb != NULL)) { if (likely(write_cb != SPR_NOACCESS)) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]); (*write_cb)(ctx, sprn); } else { /* Privilege exception */ if (loglevel != 0) { fprintf(logfile, "Trying to write privileged spr %d %03x at " ADDRX "\n", sprn, sprn, ctx->nip); } printf("Trying to write privileged spr %d %03x at " ADDRX "\n", sprn, sprn, ctx->nip); GEN_EXCP_PRIVREG(ctx); } } else { /* Not defined */ if (loglevel != 0) { fprintf(logfile, "Trying to write invalid spr %d %03x at " ADDRX "\n", sprn, sprn, ctx->nip); } printf("Trying to write invalid spr %d %03x at " ADDRX "\n", sprn, sprn, ctx->nip); GEN_EXCP(ctx, POWERPC_EXCP_PROGRAM, POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_SPR); } } /*** Cache management ***/ /* dcbf */ GEN_HANDLER(dcbf, 0x1F, 0x16, 0x02, 0x03C00001, PPC_CACHE) { /* XXX: specification says this is treated as a load by the MMU */ TCGv t0 = tcg_temp_new(); gen_addr_reg_index(t0, ctx); gen_qemu_ld8u(t0, t0, ctx->mem_idx); tcg_temp_free(t0); } /* dcbi (Supervisor only) */ GEN_HANDLER(dcbi, 0x1F, 0x16, 0x0E, 0x03E00001, PPC_CACHE) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else TCGv EA, val; if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } EA = tcg_temp_new(); gen_addr_reg_index(EA, ctx); val = tcg_temp_new(); /* XXX: specification says this should be treated as a store by the MMU */ gen_qemu_ld8u(val, EA, ctx->mem_idx); gen_qemu_st8(val, EA, ctx->mem_idx); tcg_temp_free(val); tcg_temp_free(EA); #endif } /* dcdst */ GEN_HANDLER(dcbst, 0x1F, 0x16, 0x01, 0x03E00001, PPC_CACHE) { /* XXX: specification say this is treated as a load by the MMU */ TCGv t0 = tcg_temp_new(); gen_addr_reg_index(t0, ctx); gen_qemu_ld8u(t0, t0, ctx->mem_idx); tcg_temp_free(t0); } /* dcbt */ GEN_HANDLER(dcbt, 0x1F, 0x16, 0x08, 0x02000001, PPC_CACHE) { /* interpreted as no-op */ /* XXX: specification say this is treated as a load by the MMU * but does not generate any exception */ } /* dcbtst */ GEN_HANDLER(dcbtst, 0x1F, 0x16, 0x07, 0x02000001, PPC_CACHE) { /* interpreted as no-op */ /* XXX: specification say this is treated as a load by the MMU * but does not generate any exception */ } /* dcbz */ #define op_dcbz(n) (*gen_op_dcbz[n][ctx->mem_idx])() static GenOpFunc *gen_op_dcbz[4][NB_MEM_FUNCS] = { /* 32 bytes cache line size */ { #define gen_op_dcbz_l32_le_raw gen_op_dcbz_l32_raw #define gen_op_dcbz_l32_le_user gen_op_dcbz_l32_user #define gen_op_dcbz_l32_le_kernel gen_op_dcbz_l32_kernel #define gen_op_dcbz_l32_le_hypv gen_op_dcbz_l32_hypv #define gen_op_dcbz_l32_le_64_raw gen_op_dcbz_l32_64_raw #define gen_op_dcbz_l32_le_64_user gen_op_dcbz_l32_64_user #define gen_op_dcbz_l32_le_64_kernel gen_op_dcbz_l32_64_kernel #define gen_op_dcbz_l32_le_64_hypv gen_op_dcbz_l32_64_hypv GEN_MEM_FUNCS(dcbz_l32), }, /* 64 bytes cache line size */ { #define gen_op_dcbz_l64_le_raw gen_op_dcbz_l64_raw #define gen_op_dcbz_l64_le_user gen_op_dcbz_l64_user #define gen_op_dcbz_l64_le_kernel gen_op_dcbz_l64_kernel #define gen_op_dcbz_l64_le_hypv gen_op_dcbz_l64_hypv #define gen_op_dcbz_l64_le_64_raw gen_op_dcbz_l64_64_raw #define gen_op_dcbz_l64_le_64_user gen_op_dcbz_l64_64_user #define gen_op_dcbz_l64_le_64_kernel gen_op_dcbz_l64_64_kernel #define gen_op_dcbz_l64_le_64_hypv gen_op_dcbz_l64_64_hypv GEN_MEM_FUNCS(dcbz_l64), }, /* 128 bytes cache line size */ { #define gen_op_dcbz_l128_le_raw gen_op_dcbz_l128_raw #define gen_op_dcbz_l128_le_user gen_op_dcbz_l128_user #define gen_op_dcbz_l128_le_kernel gen_op_dcbz_l128_kernel #define gen_op_dcbz_l128_le_hypv gen_op_dcbz_l128_hypv #define gen_op_dcbz_l128_le_64_raw gen_op_dcbz_l128_64_raw #define gen_op_dcbz_l128_le_64_user gen_op_dcbz_l128_64_user #define gen_op_dcbz_l128_le_64_kernel gen_op_dcbz_l128_64_kernel #define gen_op_dcbz_l128_le_64_hypv gen_op_dcbz_l128_64_hypv GEN_MEM_FUNCS(dcbz_l128), }, /* tunable cache line size */ { #define gen_op_dcbz_le_raw gen_op_dcbz_raw #define gen_op_dcbz_le_user gen_op_dcbz_user #define gen_op_dcbz_le_kernel gen_op_dcbz_kernel #define gen_op_dcbz_le_hypv gen_op_dcbz_hypv #define gen_op_dcbz_le_64_raw gen_op_dcbz_64_raw #define gen_op_dcbz_le_64_user gen_op_dcbz_64_user #define gen_op_dcbz_le_64_kernel gen_op_dcbz_64_kernel #define gen_op_dcbz_le_64_hypv gen_op_dcbz_64_hypv GEN_MEM_FUNCS(dcbz), }, }; static always_inline void handler_dcbz (DisasContext *ctx, int dcache_line_size) { int n; switch (dcache_line_size) { case 32: n = 0; break; case 64: n = 1; break; case 128: n = 2; break; default: n = 3; break; } op_dcbz(n); } GEN_HANDLER(dcbz, 0x1F, 0x16, 0x1F, 0x03E00001, PPC_CACHE_DCBZ) { gen_addr_reg_index(cpu_T[0], ctx); handler_dcbz(ctx, ctx->dcache_line_size); gen_op_check_reservation(); } GEN_HANDLER2(dcbz_970, "dcbz", 0x1F, 0x16, 0x1F, 0x03C00001, PPC_CACHE_DCBZT) { gen_addr_reg_index(cpu_T[0], ctx); if (ctx->opcode & 0x00200000) handler_dcbz(ctx, ctx->dcache_line_size); else handler_dcbz(ctx, -1); gen_op_check_reservation(); } /* icbi */ #define op_icbi() (*gen_op_icbi[ctx->mem_idx])() #define gen_op_icbi_le_raw gen_op_icbi_raw #define gen_op_icbi_le_user gen_op_icbi_user #define gen_op_icbi_le_kernel gen_op_icbi_kernel #define gen_op_icbi_le_hypv gen_op_icbi_hypv #define gen_op_icbi_le_64_raw gen_op_icbi_64_raw #define gen_op_icbi_le_64_user gen_op_icbi_64_user #define gen_op_icbi_le_64_kernel gen_op_icbi_64_kernel #define gen_op_icbi_le_64_hypv gen_op_icbi_64_hypv static GenOpFunc *gen_op_icbi[NB_MEM_FUNCS] = { GEN_MEM_FUNCS(icbi), }; GEN_HANDLER(icbi, 0x1F, 0x16, 0x1E, 0x03E00001, PPC_CACHE_ICBI) { /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_reg_index(cpu_T[0], ctx); op_icbi(); } /* Optional: */ /* dcba */ GEN_HANDLER(dcba, 0x1F, 0x16, 0x17, 0x03E00001, PPC_CACHE_DCBA) { /* interpreted as no-op */ /* XXX: specification say this is treated as a store by the MMU * but does not generate any exception */ } /*** Segment register manipulation ***/ /* Supervisor only: */ /* mfsr */ GEN_HANDLER(mfsr, 0x1F, 0x13, 0x12, 0x0010F801, PPC_SEGMENT) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVREG(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVREG(ctx); return; } tcg_gen_movi_tl(cpu_T[1], SR(ctx->opcode)); gen_op_load_sr(); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); #endif } /* mfsrin */ GEN_HANDLER(mfsrin, 0x1F, 0x13, 0x14, 0x001F0001, PPC_SEGMENT) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVREG(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVREG(ctx); return; } tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]); gen_op_srli_T1(28); gen_op_load_sr(); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); #endif } /* mtsr */ GEN_HANDLER(mtsr, 0x1F, 0x12, 0x06, 0x0010F801, PPC_SEGMENT) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVREG(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVREG(ctx); return; } tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]); tcg_gen_movi_tl(cpu_T[1], SR(ctx->opcode)); gen_op_store_sr(); #endif } /* mtsrin */ GEN_HANDLER(mtsrin, 0x1F, 0x12, 0x07, 0x001F0001, PPC_SEGMENT) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVREG(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVREG(ctx); return; } tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]); gen_op_srli_T1(28); gen_op_store_sr(); #endif } #if defined(TARGET_PPC64) /* Specific implementation for PowerPC 64 "bridge" emulation using SLB */ /* mfsr */ GEN_HANDLER2(mfsr_64b, "mfsr", 0x1F, 0x13, 0x12, 0x0010F801, PPC_SEGMENT_64B) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVREG(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVREG(ctx); return; } tcg_gen_movi_tl(cpu_T[1], SR(ctx->opcode)); gen_op_load_slb(); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); #endif } /* mfsrin */ GEN_HANDLER2(mfsrin_64b, "mfsrin", 0x1F, 0x13, 0x14, 0x001F0001, PPC_SEGMENT_64B) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVREG(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVREG(ctx); return; } tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]); gen_op_srli_T1(28); gen_op_load_slb(); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); #endif } /* mtsr */ GEN_HANDLER2(mtsr_64b, "mtsr", 0x1F, 0x12, 0x06, 0x0010F801, PPC_SEGMENT_64B) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVREG(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVREG(ctx); return; } tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]); tcg_gen_movi_tl(cpu_T[1], SR(ctx->opcode)); gen_op_store_slb(); #endif } /* mtsrin */ GEN_HANDLER2(mtsrin_64b, "mtsrin", 0x1F, 0x12, 0x07, 0x001F0001, PPC_SEGMENT_64B) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVREG(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVREG(ctx); return; } tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]); gen_op_srli_T1(28); gen_op_store_slb(); #endif } #endif /* defined(TARGET_PPC64) */ /*** Lookaside buffer management ***/ /* Optional & supervisor only: */ /* tlbia */ GEN_HANDLER(tlbia, 0x1F, 0x12, 0x0B, 0x03FFFC01, PPC_MEM_TLBIA) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } gen_op_tlbia(); #endif } /* tlbie */ GEN_HANDLER(tlbie, 0x1F, 0x12, 0x09, 0x03FF0001, PPC_MEM_TLBIE) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rB(ctx->opcode)]); #if defined(TARGET_PPC64) if (ctx->sf_mode) gen_op_tlbie_64(); else #endif gen_op_tlbie(); #endif } /* tlbsync */ GEN_HANDLER(tlbsync, 0x1F, 0x16, 0x11, 0x03FFF801, PPC_MEM_TLBSYNC) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } /* This has no effect: it should ensure that all previous * tlbie have completed */ GEN_STOP(ctx); #endif } #if defined(TARGET_PPC64) /* slbia */ GEN_HANDLER(slbia, 0x1F, 0x12, 0x0F, 0x03FFFC01, PPC_SLBI) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } gen_op_slbia(); #endif } /* slbie */ GEN_HANDLER(slbie, 0x1F, 0x12, 0x0D, 0x03FF0001, PPC_SLBI) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rB(ctx->opcode)]); gen_op_slbie(); #endif } #endif /*** External control ***/ /* Optional: */ #define op_eciwx() (*gen_op_eciwx[ctx->mem_idx])() #define op_ecowx() (*gen_op_ecowx[ctx->mem_idx])() static GenOpFunc *gen_op_eciwx[NB_MEM_FUNCS] = { GEN_MEM_FUNCS(eciwx), }; static GenOpFunc *gen_op_ecowx[NB_MEM_FUNCS] = { GEN_MEM_FUNCS(ecowx), }; /* eciwx */ GEN_HANDLER(eciwx, 0x1F, 0x16, 0x0D, 0x00000001, PPC_EXTERN) { /* Should check EAR[E] & alignment ! */ gen_addr_reg_index(cpu_T[0], ctx); op_eciwx(); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); } /* ecowx */ GEN_HANDLER(ecowx, 0x1F, 0x16, 0x09, 0x00000001, PPC_EXTERN) { /* Should check EAR[E] & alignment ! */ gen_addr_reg_index(cpu_T[0], ctx); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rS(ctx->opcode)]); op_ecowx(); } /* PowerPC 601 specific instructions */ /* abs - abs. */ GEN_HANDLER(abs, 0x1F, 0x08, 0x0B, 0x0000F800, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]); gen_op_POWER_abs(); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* abso - abso. */ GEN_HANDLER(abso, 0x1F, 0x08, 0x1B, 0x0000F800, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]); gen_op_POWER_abso(); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* clcs */ GEN_HANDLER(clcs, 0x1F, 0x10, 0x13, 0x0000F800, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]); gen_op_POWER_clcs(); /* Rc=1 sets CR0 to an undefined state */ tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); } /* div - div. */ GEN_HANDLER(div, 0x1F, 0x0B, 0x0A, 0x00000000, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]); gen_op_POWER_div(); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* divo - divo. */ GEN_HANDLER(divo, 0x1F, 0x0B, 0x1A, 0x00000000, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]); gen_op_POWER_divo(); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* divs - divs. */ GEN_HANDLER(divs, 0x1F, 0x0B, 0x0B, 0x00000000, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]); gen_op_POWER_divs(); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* divso - divso. */ GEN_HANDLER(divso, 0x1F, 0x0B, 0x1B, 0x00000000, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]); gen_op_POWER_divso(); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* doz - doz. */ GEN_HANDLER(doz, 0x1F, 0x08, 0x08, 0x00000000, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]); gen_op_POWER_doz(); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* dozo - dozo. */ GEN_HANDLER(dozo, 0x1F, 0x08, 0x18, 0x00000000, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]); gen_op_POWER_dozo(); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* dozi */ GEN_HANDLER(dozi, 0x09, 0xFF, 0xFF, 0x00000000, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]); tcg_gen_movi_tl(cpu_T[1], SIMM(ctx->opcode)); gen_op_POWER_doz(); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); } /* As lscbx load from memory byte after byte, it's always endian safe. * Original POWER is 32 bits only, define 64 bits ops as 32 bits ones */ #define op_POWER_lscbx(start, ra, rb) \ (*gen_op_POWER_lscbx[ctx->mem_idx])(start, ra, rb) #define gen_op_POWER_lscbx_64_raw gen_op_POWER_lscbx_raw #define gen_op_POWER_lscbx_64_user gen_op_POWER_lscbx_user #define gen_op_POWER_lscbx_64_kernel gen_op_POWER_lscbx_kernel #define gen_op_POWER_lscbx_64_hypv gen_op_POWER_lscbx_hypv #define gen_op_POWER_lscbx_le_raw gen_op_POWER_lscbx_raw #define gen_op_POWER_lscbx_le_user gen_op_POWER_lscbx_user #define gen_op_POWER_lscbx_le_kernel gen_op_POWER_lscbx_kernel #define gen_op_POWER_lscbx_le_hypv gen_op_POWER_lscbx_hypv #define gen_op_POWER_lscbx_le_64_raw gen_op_POWER_lscbx_raw #define gen_op_POWER_lscbx_le_64_user gen_op_POWER_lscbx_user #define gen_op_POWER_lscbx_le_64_kernel gen_op_POWER_lscbx_kernel #define gen_op_POWER_lscbx_le_64_hypv gen_op_POWER_lscbx_hypv static GenOpFunc3 *gen_op_POWER_lscbx[NB_MEM_FUNCS] = { GEN_MEM_FUNCS(POWER_lscbx), }; /* lscbx - lscbx. */ GEN_HANDLER(lscbx, 0x1F, 0x15, 0x08, 0x00000000, PPC_POWER_BR) { int ra = rA(ctx->opcode); int rb = rB(ctx->opcode); gen_addr_reg_index(cpu_T[0], ctx); if (ra == 0) { ra = rb; } /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); tcg_gen_andi_tl(cpu_T[1], cpu_xer, 0x7F); tcg_gen_shri_tl(cpu_T[2], cpu_xer, XER_CMP); tcg_gen_andi_tl(cpu_T[2], cpu_T[2], 0xFF); op_POWER_lscbx(rD(ctx->opcode), ra, rb); tcg_gen_andi_tl(cpu_xer, cpu_xer, ~0x7F); tcg_gen_or_tl(cpu_xer, cpu_xer, cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* maskg - maskg. */ GEN_HANDLER(maskg, 0x1F, 0x1D, 0x00, 0x00000000, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]); gen_op_POWER_maskg(); tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* maskir - maskir. */ GEN_HANDLER(maskir, 0x1F, 0x1D, 0x10, 0x00000000, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rS(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[2], cpu_gpr[rB(ctx->opcode)]); gen_op_POWER_maskir(); tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* mul - mul. */ GEN_HANDLER(mul, 0x1F, 0x0B, 0x03, 0x00000000, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]); gen_op_POWER_mul(); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* mulo - mulo. */ GEN_HANDLER(mulo, 0x1F, 0x0B, 0x13, 0x00000000, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]); gen_op_POWER_mulo(); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* nabs - nabs. */ GEN_HANDLER(nabs, 0x1F, 0x08, 0x0F, 0x00000000, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]); gen_op_POWER_nabs(); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* nabso - nabso. */ GEN_HANDLER(nabso, 0x1F, 0x08, 0x1F, 0x00000000, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]); gen_op_POWER_nabso(); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* rlmi - rlmi. */ GEN_HANDLER(rlmi, 0x16, 0xFF, 0xFF, 0x00000000, PPC_POWER_BR) { uint32_t mb, me; mb = MB(ctx->opcode); me = ME(ctx->opcode); tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rA(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[2], cpu_gpr[rB(ctx->opcode)]); gen_op_POWER_rlmi(MASK(mb, me), ~MASK(mb, me)); tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* rrib - rrib. */ GEN_HANDLER(rrib, 0x1F, 0x19, 0x10, 0x00000000, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rA(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[2], cpu_gpr[rB(ctx->opcode)]); gen_op_POWER_rrib(); tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* sle - sle. */ GEN_HANDLER(sle, 0x1F, 0x19, 0x04, 0x00000000, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]); gen_op_POWER_sle(); tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* sleq - sleq. */ GEN_HANDLER(sleq, 0x1F, 0x19, 0x06, 0x00000000, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]); gen_op_POWER_sleq(); tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* sliq - sliq. */ GEN_HANDLER(sliq, 0x1F, 0x18, 0x05, 0x00000000, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]); tcg_gen_movi_tl(cpu_T[1], SH(ctx->opcode)); gen_op_POWER_sle(); tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* slliq - slliq. */ GEN_HANDLER(slliq, 0x1F, 0x18, 0x07, 0x00000000, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]); tcg_gen_movi_tl(cpu_T[1], SH(ctx->opcode)); gen_op_POWER_sleq(); tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* sllq - sllq. */ GEN_HANDLER(sllq, 0x1F, 0x18, 0x06, 0x00000000, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]); gen_op_POWER_sllq(); tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* slq - slq. */ GEN_HANDLER(slq, 0x1F, 0x18, 0x04, 0x00000000, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]); gen_op_POWER_slq(); tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* sraiq - sraiq. */ GEN_HANDLER(sraiq, 0x1F, 0x18, 0x1D, 0x00000000, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]); tcg_gen_movi_tl(cpu_T[1], SH(ctx->opcode)); gen_op_POWER_sraq(); tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* sraq - sraq. */ GEN_HANDLER(sraq, 0x1F, 0x18, 0x1C, 0x00000000, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]); gen_op_POWER_sraq(); tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* sre - sre. */ GEN_HANDLER(sre, 0x1F, 0x19, 0x14, 0x00000000, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]); gen_op_POWER_sre(); tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* srea - srea. */ GEN_HANDLER(srea, 0x1F, 0x19, 0x1C, 0x00000000, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]); gen_op_POWER_srea(); tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* sreq */ GEN_HANDLER(sreq, 0x1F, 0x19, 0x16, 0x00000000, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]); gen_op_POWER_sreq(); tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* sriq */ GEN_HANDLER(sriq, 0x1F, 0x18, 0x15, 0x00000000, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]); tcg_gen_movi_tl(cpu_T[1], SH(ctx->opcode)); gen_op_POWER_srq(); tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* srliq */ GEN_HANDLER(srliq, 0x1F, 0x18, 0x17, 0x00000000, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]); tcg_gen_movi_tl(cpu_T[1], SH(ctx->opcode)); gen_op_POWER_srlq(); tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* srlq */ GEN_HANDLER(srlq, 0x1F, 0x18, 0x16, 0x00000000, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]); gen_op_POWER_srlq(); tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* srq */ GEN_HANDLER(srq, 0x1F, 0x18, 0x14, 0x00000000, PPC_POWER_BR) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]); gen_op_POWER_srq(); tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_T[0]); } /* PowerPC 602 specific instructions */ /* dsa */ GEN_HANDLER(dsa, 0x1F, 0x14, 0x13, 0x03FFF801, PPC_602_SPEC) { /* XXX: TODO */ GEN_EXCP_INVAL(ctx); } /* esa */ GEN_HANDLER(esa, 0x1F, 0x14, 0x12, 0x03FFF801, PPC_602_SPEC) { /* XXX: TODO */ GEN_EXCP_INVAL(ctx); } /* mfrom */ GEN_HANDLER(mfrom, 0x1F, 0x09, 0x08, 0x03E0F801, PPC_602_SPEC) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]); gen_op_602_mfrom(); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); #endif } /* 602 - 603 - G2 TLB management */ /* tlbld */ GEN_HANDLER2(tlbld_6xx, "tlbld", 0x1F, 0x12, 0x1E, 0x03FF0001, PPC_6xx_TLB) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rB(ctx->opcode)]); gen_op_6xx_tlbld(); #endif } /* tlbli */ GEN_HANDLER2(tlbli_6xx, "tlbli", 0x1F, 0x12, 0x1F, 0x03FF0001, PPC_6xx_TLB) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rB(ctx->opcode)]); gen_op_6xx_tlbli(); #endif } /* 74xx TLB management */ /* tlbld */ GEN_HANDLER2(tlbld_74xx, "tlbld", 0x1F, 0x12, 0x1E, 0x03FF0001, PPC_74xx_TLB) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rB(ctx->opcode)]); gen_op_74xx_tlbld(); #endif } /* tlbli */ GEN_HANDLER2(tlbli_74xx, "tlbli", 0x1F, 0x12, 0x1F, 0x03FF0001, PPC_74xx_TLB) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rB(ctx->opcode)]); gen_op_74xx_tlbli(); #endif } /* POWER instructions not in PowerPC 601 */ /* clf */ GEN_HANDLER(clf, 0x1F, 0x16, 0x03, 0x03E00000, PPC_POWER) { /* Cache line flush: implemented as no-op */ } /* cli */ GEN_HANDLER(cli, 0x1F, 0x16, 0x0F, 0x03E00000, PPC_POWER) { /* Cache line invalidate: privileged and treated as no-op */ #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } #endif } /* dclst */ GEN_HANDLER(dclst, 0x1F, 0x16, 0x13, 0x03E00000, PPC_POWER) { /* Data cache line store: treated as no-op */ } GEN_HANDLER(mfsri, 0x1F, 0x13, 0x13, 0x00000001, PPC_POWER) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } int ra = rA(ctx->opcode); int rd = rD(ctx->opcode); gen_addr_reg_index(cpu_T[0], ctx); gen_op_POWER_mfsri(); tcg_gen_mov_tl(cpu_gpr[rd], cpu_T[0]); if (ra != 0 && ra != rd) tcg_gen_mov_tl(cpu_gpr[ra], cpu_T[1]); #endif } GEN_HANDLER(rac, 0x1F, 0x12, 0x19, 0x00000001, PPC_POWER) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } gen_addr_reg_index(cpu_T[0], ctx); gen_op_POWER_rac(); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); #endif } GEN_HANDLER(rfsvc, 0x13, 0x12, 0x02, 0x03FFF0001, PPC_POWER) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } gen_op_POWER_rfsvc(); GEN_SYNC(ctx); #endif } /* svc is not implemented for now */ /* POWER2 specific instructions */ /* Quad manipulation (load/store two floats at a time) */ /* Original POWER2 is 32 bits only, define 64 bits ops as 32 bits ones */ #define op_POWER2_lfq() (*gen_op_POWER2_lfq[ctx->mem_idx])() #define op_POWER2_stfq() (*gen_op_POWER2_stfq[ctx->mem_idx])() #define gen_op_POWER2_lfq_64_raw gen_op_POWER2_lfq_raw #define gen_op_POWER2_lfq_64_user gen_op_POWER2_lfq_user #define gen_op_POWER2_lfq_64_kernel gen_op_POWER2_lfq_kernel #define gen_op_POWER2_lfq_64_hypv gen_op_POWER2_lfq_hypv #define gen_op_POWER2_lfq_le_64_raw gen_op_POWER2_lfq_le_raw #define gen_op_POWER2_lfq_le_64_user gen_op_POWER2_lfq_le_user #define gen_op_POWER2_lfq_le_64_kernel gen_op_POWER2_lfq_le_kernel #define gen_op_POWER2_lfq_le_64_hypv gen_op_POWER2_lfq_le_hypv #define gen_op_POWER2_stfq_64_raw gen_op_POWER2_stfq_raw #define gen_op_POWER2_stfq_64_user gen_op_POWER2_stfq_user #define gen_op_POWER2_stfq_64_kernel gen_op_POWER2_stfq_kernel #define gen_op_POWER2_stfq_64_hypv gen_op_POWER2_stfq_hypv #define gen_op_POWER2_stfq_le_64_raw gen_op_POWER2_stfq_le_raw #define gen_op_POWER2_stfq_le_64_user gen_op_POWER2_stfq_le_user #define gen_op_POWER2_stfq_le_64_kernel gen_op_POWER2_stfq_le_kernel #define gen_op_POWER2_stfq_le_64_hypv gen_op_POWER2_stfq_le_hypv static GenOpFunc *gen_op_POWER2_lfq[NB_MEM_FUNCS] = { GEN_MEM_FUNCS(POWER2_lfq), }; static GenOpFunc *gen_op_POWER2_stfq[NB_MEM_FUNCS] = { GEN_MEM_FUNCS(POWER2_stfq), }; /* lfq */ GEN_HANDLER(lfq, 0x38, 0xFF, 0xFF, 0x00000003, PPC_POWER2) { /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_imm_index(cpu_T[0], ctx, 0); op_POWER2_lfq(); tcg_gen_mov_i64(cpu_fpr[rD(ctx->opcode)], cpu_FT[0]); tcg_gen_mov_i64(cpu_fpr[rD(ctx->opcode) + 1], cpu_FT[1]); } /* lfqu */ GEN_HANDLER(lfqu, 0x39, 0xFF, 0xFF, 0x00000003, PPC_POWER2) { int ra = rA(ctx->opcode); /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_imm_index(cpu_T[0], ctx, 0); op_POWER2_lfq(); tcg_gen_mov_i64(cpu_fpr[rD(ctx->opcode)], cpu_FT[0]); tcg_gen_mov_i64(cpu_fpr[rD(ctx->opcode) + 1], cpu_FT[1]); if (ra != 0) tcg_gen_mov_tl(cpu_gpr[ra], cpu_T[0]); } /* lfqux */ GEN_HANDLER(lfqux, 0x1F, 0x17, 0x19, 0x00000001, PPC_POWER2) { int ra = rA(ctx->opcode); /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_reg_index(cpu_T[0], ctx); op_POWER2_lfq(); tcg_gen_mov_i64(cpu_fpr[rD(ctx->opcode)], cpu_FT[0]); tcg_gen_mov_i64(cpu_fpr[rD(ctx->opcode) + 1], cpu_FT[1]); if (ra != 0) tcg_gen_mov_tl(cpu_gpr[ra], cpu_T[0]); } /* lfqx */ GEN_HANDLER(lfqx, 0x1F, 0x17, 0x18, 0x00000001, PPC_POWER2) { /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_reg_index(cpu_T[0], ctx); op_POWER2_lfq(); tcg_gen_mov_i64(cpu_fpr[rD(ctx->opcode)], cpu_FT[0]); tcg_gen_mov_i64(cpu_fpr[rD(ctx->opcode) + 1], cpu_FT[1]); } /* stfq */ GEN_HANDLER(stfq, 0x3C, 0xFF, 0xFF, 0x00000003, PPC_POWER2) { /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_imm_index(cpu_T[0], ctx, 0); tcg_gen_mov_i64(cpu_FT[0], cpu_fpr[rS(ctx->opcode)]); tcg_gen_mov_i64(cpu_FT[1], cpu_fpr[rS(ctx->opcode) + 1]); op_POWER2_stfq(); } /* stfqu */ GEN_HANDLER(stfqu, 0x3D, 0xFF, 0xFF, 0x00000003, PPC_POWER2) { int ra = rA(ctx->opcode); /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_imm_index(cpu_T[0], ctx, 0); tcg_gen_mov_i64(cpu_FT[0], cpu_fpr[rS(ctx->opcode)]); tcg_gen_mov_i64(cpu_FT[1], cpu_fpr[rS(ctx->opcode) + 1]); op_POWER2_stfq(); if (ra != 0) tcg_gen_mov_tl(cpu_gpr[ra], cpu_T[0]); } /* stfqux */ GEN_HANDLER(stfqux, 0x1F, 0x17, 0x1D, 0x00000001, PPC_POWER2) { int ra = rA(ctx->opcode); /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_reg_index(cpu_T[0], ctx); tcg_gen_mov_i64(cpu_FT[0], cpu_fpr[rS(ctx->opcode)]); tcg_gen_mov_i64(cpu_FT[1], cpu_fpr[rS(ctx->opcode) + 1]); op_POWER2_stfq(); if (ra != 0) tcg_gen_mov_tl(cpu_gpr[ra], cpu_T[0]); } /* stfqx */ GEN_HANDLER(stfqx, 0x1F, 0x17, 0x1C, 0x00000001, PPC_POWER2) { /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_reg_index(cpu_T[0], ctx); tcg_gen_mov_i64(cpu_FT[0], cpu_fpr[rS(ctx->opcode)]); tcg_gen_mov_i64(cpu_FT[1], cpu_fpr[rS(ctx->opcode) + 1]); op_POWER2_stfq(); } /* BookE specific instructions */ /* XXX: not implemented on 440 ? */ GEN_HANDLER(mfapidi, 0x1F, 0x13, 0x08, 0x0000F801, PPC_MFAPIDI) { /* XXX: TODO */ GEN_EXCP_INVAL(ctx); } /* XXX: not implemented on 440 ? */ GEN_HANDLER(tlbiva, 0x1F, 0x12, 0x18, 0x03FFF801, PPC_TLBIVA) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } gen_addr_reg_index(cpu_T[0], ctx); /* Use the same micro-ops as for tlbie */ #if defined(TARGET_PPC64) if (ctx->sf_mode) gen_op_tlbie_64(); else #endif gen_op_tlbie(); #endif } /* All 405 MAC instructions are translated here */ static always_inline void gen_405_mulladd_insn (DisasContext *ctx, int opc2, int opc3, int ra, int rb, int rt, int Rc) { TCGv t0, t1; t0 = tcg_temp_local_new(); t1 = tcg_temp_local_new(); switch (opc3 & 0x0D) { case 0x05: /* macchw - macchw. - macchwo - macchwo. */ /* macchws - macchws. - macchwso - macchwso. */ /* nmacchw - nmacchw. - nmacchwo - nmacchwo. */ /* nmacchws - nmacchws. - nmacchwso - nmacchwso. */ /* mulchw - mulchw. */ tcg_gen_ext16s_tl(t0, cpu_gpr[ra]); tcg_gen_sari_tl(t1, cpu_gpr[rb], 16); tcg_gen_ext16s_tl(t1, t1); break; case 0x04: /* macchwu - macchwu. - macchwuo - macchwuo. */ /* macchwsu - macchwsu. - macchwsuo - macchwsuo. */ /* mulchwu - mulchwu. */ tcg_gen_ext16u_tl(t0, cpu_gpr[ra]); tcg_gen_shri_tl(t1, cpu_gpr[rb], 16); tcg_gen_ext16u_tl(t1, t1); break; case 0x01: /* machhw - machhw. - machhwo - machhwo. */ /* machhws - machhws. - machhwso - machhwso. */ /* nmachhw - nmachhw. - nmachhwo - nmachhwo. */ /* nmachhws - nmachhws. - nmachhwso - nmachhwso. */ /* mulhhw - mulhhw. */ tcg_gen_sari_tl(t0, cpu_gpr[ra], 16); tcg_gen_ext16s_tl(t0, t0); tcg_gen_sari_tl(t1, cpu_gpr[rb], 16); tcg_gen_ext16s_tl(t1, t1); break; case 0x00: /* machhwu - machhwu. - machhwuo - machhwuo. */ /* machhwsu - machhwsu. - machhwsuo - machhwsuo. */ /* mulhhwu - mulhhwu. */ tcg_gen_shri_tl(t0, cpu_gpr[ra], 16); tcg_gen_ext16u_tl(t0, t0); tcg_gen_shri_tl(t1, cpu_gpr[rb], 16); tcg_gen_ext16u_tl(t1, t1); break; case 0x0D: /* maclhw - maclhw. - maclhwo - maclhwo. */ /* maclhws - maclhws. - maclhwso - maclhwso. */ /* nmaclhw - nmaclhw. - nmaclhwo - nmaclhwo. */ /* nmaclhws - nmaclhws. - nmaclhwso - nmaclhwso. */ /* mullhw - mullhw. */ tcg_gen_ext16s_tl(t0, cpu_gpr[ra]); tcg_gen_ext16s_tl(t1, cpu_gpr[rb]); break; case 0x0C: /* maclhwu - maclhwu. - maclhwuo - maclhwuo. */ /* maclhwsu - maclhwsu. - maclhwsuo - maclhwsuo. */ /* mullhwu - mullhwu. */ tcg_gen_ext16u_tl(t0, cpu_gpr[ra]); tcg_gen_ext16u_tl(t1, cpu_gpr[rb]); break; } if (opc2 & 0x04) { /* (n)multiply-and-accumulate (0x0C / 0x0E) */ tcg_gen_mul_tl(t1, t0, t1); if (opc2 & 0x02) { /* nmultiply-and-accumulate (0x0E) */ tcg_gen_sub_tl(t0, cpu_gpr[rt], t1); } else { /* multiply-and-accumulate (0x0C) */ tcg_gen_add_tl(t0, cpu_gpr[rt], t1); } if (opc3 & 0x12) { /* Check overflow and/or saturate */ int l1 = gen_new_label(); if (opc3 & 0x10) { /* Start with XER OV disabled, the most likely case */ tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV)); } if (opc3 & 0x01) { /* Signed */ tcg_gen_xor_tl(t1, cpu_gpr[rt], t1); tcg_gen_brcondi_tl(TCG_COND_GE, t1, 0, l1); tcg_gen_xor_tl(t1, cpu_gpr[rt], t0); tcg_gen_brcondi_tl(TCG_COND_LT, t1, 0, l1); if (opc3 & 0x02) { /* Saturate */ tcg_gen_sari_tl(t0, cpu_gpr[rt], 31); tcg_gen_xori_tl(t0, t0, 0x7fffffff); } } else { /* Unsigned */ tcg_gen_brcond_tl(TCG_COND_GEU, t0, t1, l1); if (opc3 & 0x02) { /* Saturate */ tcg_gen_movi_tl(t0, UINT32_MAX); } } if (opc3 & 0x10) { /* Check overflow */ tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO)); } gen_set_label(l1); tcg_gen_mov_tl(cpu_gpr[rt], t0); } } else { tcg_gen_mul_tl(cpu_gpr[rt], t0, t1); } tcg_temp_free(t0); tcg_temp_free(t1); if (unlikely(Rc) != 0) { /* Update Rc0 */ gen_set_Rc0(ctx, cpu_gpr[rt]); } } #define GEN_MAC_HANDLER(name, opc2, opc3) \ GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_405_MAC) \ { \ gen_405_mulladd_insn(ctx, opc2, opc3, rA(ctx->opcode), rB(ctx->opcode), \ rD(ctx->opcode), Rc(ctx->opcode)); \ } /* macchw - macchw. */ GEN_MAC_HANDLER(macchw, 0x0C, 0x05); /* macchwo - macchwo. */ GEN_MAC_HANDLER(macchwo, 0x0C, 0x15); /* macchws - macchws. */ GEN_MAC_HANDLER(macchws, 0x0C, 0x07); /* macchwso - macchwso. */ GEN_MAC_HANDLER(macchwso, 0x0C, 0x17); /* macchwsu - macchwsu. */ GEN_MAC_HANDLER(macchwsu, 0x0C, 0x06); /* macchwsuo - macchwsuo. */ GEN_MAC_HANDLER(macchwsuo, 0x0C, 0x16); /* macchwu - macchwu. */ GEN_MAC_HANDLER(macchwu, 0x0C, 0x04); /* macchwuo - macchwuo. */ GEN_MAC_HANDLER(macchwuo, 0x0C, 0x14); /* machhw - machhw. */ GEN_MAC_HANDLER(machhw, 0x0C, 0x01); /* machhwo - machhwo. */ GEN_MAC_HANDLER(machhwo, 0x0C, 0x11); /* machhws - machhws. */ GEN_MAC_HANDLER(machhws, 0x0C, 0x03); /* machhwso - machhwso. */ GEN_MAC_HANDLER(machhwso, 0x0C, 0x13); /* machhwsu - machhwsu. */ GEN_MAC_HANDLER(machhwsu, 0x0C, 0x02); /* machhwsuo - machhwsuo. */ GEN_MAC_HANDLER(machhwsuo, 0x0C, 0x12); /* machhwu - machhwu. */ GEN_MAC_HANDLER(machhwu, 0x0C, 0x00); /* machhwuo - machhwuo. */ GEN_MAC_HANDLER(machhwuo, 0x0C, 0x10); /* maclhw - maclhw. */ GEN_MAC_HANDLER(maclhw, 0x0C, 0x0D); /* maclhwo - maclhwo. */ GEN_MAC_HANDLER(maclhwo, 0x0C, 0x1D); /* maclhws - maclhws. */ GEN_MAC_HANDLER(maclhws, 0x0C, 0x0F); /* maclhwso - maclhwso. */ GEN_MAC_HANDLER(maclhwso, 0x0C, 0x1F); /* maclhwu - maclhwu. */ GEN_MAC_HANDLER(maclhwu, 0x0C, 0x0C); /* maclhwuo - maclhwuo. */ GEN_MAC_HANDLER(maclhwuo, 0x0C, 0x1C); /* maclhwsu - maclhwsu. */ GEN_MAC_HANDLER(maclhwsu, 0x0C, 0x0E); /* maclhwsuo - maclhwsuo. */ GEN_MAC_HANDLER(maclhwsuo, 0x0C, 0x1E); /* nmacchw - nmacchw. */ GEN_MAC_HANDLER(nmacchw, 0x0E, 0x05); /* nmacchwo - nmacchwo. */ GEN_MAC_HANDLER(nmacchwo, 0x0E, 0x15); /* nmacchws - nmacchws. */ GEN_MAC_HANDLER(nmacchws, 0x0E, 0x07); /* nmacchwso - nmacchwso. */ GEN_MAC_HANDLER(nmacchwso, 0x0E, 0x17); /* nmachhw - nmachhw. */ GEN_MAC_HANDLER(nmachhw, 0x0E, 0x01); /* nmachhwo - nmachhwo. */ GEN_MAC_HANDLER(nmachhwo, 0x0E, 0x11); /* nmachhws - nmachhws. */ GEN_MAC_HANDLER(nmachhws, 0x0E, 0x03); /* nmachhwso - nmachhwso. */ GEN_MAC_HANDLER(nmachhwso, 0x0E, 0x13); /* nmaclhw - nmaclhw. */ GEN_MAC_HANDLER(nmaclhw, 0x0E, 0x0D); /* nmaclhwo - nmaclhwo. */ GEN_MAC_HANDLER(nmaclhwo, 0x0E, 0x1D); /* nmaclhws - nmaclhws. */ GEN_MAC_HANDLER(nmaclhws, 0x0E, 0x0F); /* nmaclhwso - nmaclhwso. */ GEN_MAC_HANDLER(nmaclhwso, 0x0E, 0x1F); /* mulchw - mulchw. */ GEN_MAC_HANDLER(mulchw, 0x08, 0x05); /* mulchwu - mulchwu. */ GEN_MAC_HANDLER(mulchwu, 0x08, 0x04); /* mulhhw - mulhhw. */ GEN_MAC_HANDLER(mulhhw, 0x08, 0x01); /* mulhhwu - mulhhwu. */ GEN_MAC_HANDLER(mulhhwu, 0x08, 0x00); /* mullhw - mullhw. */ GEN_MAC_HANDLER(mullhw, 0x08, 0x0D); /* mullhwu - mullhwu. */ GEN_MAC_HANDLER(mullhwu, 0x08, 0x0C); /* mfdcr */ GEN_HANDLER(mfdcr, 0x1F, 0x03, 0x0A, 0x00000001, PPC_DCR) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVREG(ctx); #else uint32_t dcrn = SPR(ctx->opcode); if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVREG(ctx); return; } tcg_gen_movi_tl(cpu_T[0], dcrn); gen_op_load_dcr(); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); #endif } /* mtdcr */ GEN_HANDLER(mtdcr, 0x1F, 0x03, 0x0E, 0x00000001, PPC_DCR) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVREG(ctx); #else uint32_t dcrn = SPR(ctx->opcode); if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVREG(ctx); return; } tcg_gen_movi_tl(cpu_T[0], dcrn); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rS(ctx->opcode)]); gen_op_store_dcr(); #endif } /* mfdcrx */ /* XXX: not implemented on 440 ? */ GEN_HANDLER(mfdcrx, 0x1F, 0x03, 0x08, 0x00000000, PPC_DCRX) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVREG(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVREG(ctx); return; } tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]); gen_op_load_dcr(); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); /* Note: Rc update flag set leads to undefined state of Rc0 */ #endif } /* mtdcrx */ /* XXX: not implemented on 440 ? */ GEN_HANDLER(mtdcrx, 0x1F, 0x03, 0x0C, 0x00000000, PPC_DCRX) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVREG(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVREG(ctx); return; } tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rS(ctx->opcode)]); gen_op_store_dcr(); /* Note: Rc update flag set leads to undefined state of Rc0 */ #endif } /* mfdcrux (PPC 460) : user-mode access to DCR */ GEN_HANDLER(mfdcrux, 0x1F, 0x03, 0x09, 0x00000000, PPC_DCRUX) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]); gen_op_load_dcr(); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); /* Note: Rc update flag set leads to undefined state of Rc0 */ } /* mtdcrux (PPC 460) : user-mode access to DCR */ GEN_HANDLER(mtdcrux, 0x1F, 0x03, 0x0D, 0x00000000, PPC_DCRUX) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rS(ctx->opcode)]); gen_op_store_dcr(); /* Note: Rc update flag set leads to undefined state of Rc0 */ } /* dccci */ GEN_HANDLER(dccci, 0x1F, 0x06, 0x0E, 0x03E00001, PPC_4xx_COMMON) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } /* interpreted as no-op */ #endif } /* dcread */ GEN_HANDLER(dcread, 0x1F, 0x06, 0x0F, 0x00000001, PPC_4xx_COMMON) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else TCGv EA, val; if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } EA = tcg_temp_new(); gen_addr_reg_index(EA, ctx); val = tcg_temp_new(); gen_qemu_ld32u(val, EA, ctx->mem_idx); tcg_temp_free(val); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], EA); tcg_temp_free(EA); #endif } /* icbt */ GEN_HANDLER2(icbt_40x, "icbt", 0x1F, 0x06, 0x08, 0x03E00001, PPC_40x_ICBT) { /* interpreted as no-op */ /* XXX: specification say this is treated as a load by the MMU * but does not generate any exception */ } /* iccci */ GEN_HANDLER(iccci, 0x1F, 0x06, 0x1E, 0x00000001, PPC_4xx_COMMON) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } /* interpreted as no-op */ #endif } /* icread */ GEN_HANDLER(icread, 0x1F, 0x06, 0x1F, 0x03E00001, PPC_4xx_COMMON) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } /* interpreted as no-op */ #endif } /* rfci (supervisor only) */ GEN_HANDLER2(rfci_40x, "rfci", 0x13, 0x13, 0x01, 0x03FF8001, PPC_40x_EXCP) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } /* Restore CPU state */ gen_op_40x_rfci(); GEN_SYNC(ctx); #endif } GEN_HANDLER(rfci, 0x13, 0x13, 0x01, 0x03FF8001, PPC_BOOKE) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } /* Restore CPU state */ gen_op_rfci(); GEN_SYNC(ctx); #endif } /* BookE specific */ /* XXX: not implemented on 440 ? */ GEN_HANDLER(rfdi, 0x13, 0x07, 0x01, 0x03FF8001, PPC_RFDI) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } /* Restore CPU state */ gen_op_rfdi(); GEN_SYNC(ctx); #endif } /* XXX: not implemented on 440 ? */ GEN_HANDLER(rfmci, 0x13, 0x06, 0x01, 0x03FF8001, PPC_RFMCI) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } /* Restore CPU state */ gen_op_rfmci(); GEN_SYNC(ctx); #endif } /* TLB management - PowerPC 405 implementation */ /* tlbre */ GEN_HANDLER2(tlbre_40x, "tlbre", 0x1F, 0x12, 0x1D, 0x00000001, PPC_40x_TLB) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } switch (rB(ctx->opcode)) { case 0: tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]); gen_op_4xx_tlbre_hi(); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); break; case 1: tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]); gen_op_4xx_tlbre_lo(); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); break; default: GEN_EXCP_INVAL(ctx); break; } #endif } /* tlbsx - tlbsx. */ GEN_HANDLER2(tlbsx_40x, "tlbsx", 0x1F, 0x12, 0x1C, 0x00000000, PPC_40x_TLB) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } gen_addr_reg_index(cpu_T[0], ctx); gen_op_4xx_tlbsx(); if (Rc(ctx->opcode)) gen_op_4xx_tlbsx_check(); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); #endif } /* tlbwe */ GEN_HANDLER2(tlbwe_40x, "tlbwe", 0x1F, 0x12, 0x1E, 0x00000001, PPC_40x_TLB) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } switch (rB(ctx->opcode)) { case 0: tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rS(ctx->opcode)]); gen_op_4xx_tlbwe_hi(); break; case 1: tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rS(ctx->opcode)]); gen_op_4xx_tlbwe_lo(); break; default: GEN_EXCP_INVAL(ctx); break; } #endif } /* TLB management - PowerPC 440 implementation */ /* tlbre */ GEN_HANDLER2(tlbre_440, "tlbre", 0x1F, 0x12, 0x1D, 0x00000001, PPC_BOOKE) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } switch (rB(ctx->opcode)) { case 0: case 1: case 2: tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]); gen_op_440_tlbre(rB(ctx->opcode)); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); break; default: GEN_EXCP_INVAL(ctx); break; } #endif } /* tlbsx - tlbsx. */ GEN_HANDLER2(tlbsx_440, "tlbsx", 0x1F, 0x12, 0x1C, 0x00000000, PPC_BOOKE) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } gen_addr_reg_index(cpu_T[0], ctx); gen_op_440_tlbsx(); if (Rc(ctx->opcode)) gen_op_4xx_tlbsx_check(); tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]); #endif } /* tlbwe */ GEN_HANDLER2(tlbwe_440, "tlbwe", 0x1F, 0x12, 0x1E, 0x00000001, PPC_BOOKE) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } switch (rB(ctx->opcode)) { case 0: case 1: case 2: tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rS(ctx->opcode)]); gen_op_440_tlbwe(rB(ctx->opcode)); break; default: GEN_EXCP_INVAL(ctx); break; } #endif } /* wrtee */ GEN_HANDLER(wrtee, 0x1F, 0x03, 0x04, 0x000FFC01, PPC_WRTEE) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rD(ctx->opcode)]); gen_op_wrte(); /* Stop translation to have a chance to raise an exception * if we just set msr_ee to 1 */ GEN_STOP(ctx); #endif } /* wrteei */ GEN_HANDLER(wrteei, 0x1F, 0x03, 0x05, 0x000EFC01, PPC_WRTEE) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } tcg_gen_movi_tl(cpu_T[0], ctx->opcode & 0x00010000); gen_op_wrte(); /* Stop translation to have a chance to raise an exception * if we just set msr_ee to 1 */ GEN_STOP(ctx); #endif } /* PowerPC 440 specific instructions */ /* dlmzb */ GEN_HANDLER(dlmzb, 0x1F, 0x0E, 0x02, 0x00000000, PPC_440_SPEC) { tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]); tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]); gen_op_440_dlmzb(); tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]); tcg_gen_andi_tl(cpu_xer, cpu_xer, ~0x7F); tcg_gen_or_tl(cpu_xer, cpu_xer, cpu_T[0]); if (Rc(ctx->opcode)) { gen_op_440_dlmzb_update_Rc(); tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_T[0]); tcg_gen_andi_i32(cpu_crf[0], cpu_crf[0], 0xf); } } /* mbar replaces eieio on 440 */ GEN_HANDLER(mbar, 0x1F, 0x16, 0x13, 0x001FF801, PPC_BOOKE) { /* interpreted as no-op */ } /* msync replaces sync on 440 */ GEN_HANDLER(msync, 0x1F, 0x16, 0x12, 0x03FFF801, PPC_BOOKE) { /* interpreted as no-op */ } /* icbt */ GEN_HANDLER2(icbt_440, "icbt", 0x1F, 0x16, 0x00, 0x03E00001, PPC_BOOKE) { /* interpreted as no-op */ /* XXX: specification say this is treated as a load by the MMU * but does not generate any exception */ } /*** Altivec vector extension ***/ /* Altivec registers moves */ static always_inline void gen_load_avr(int t, int reg) { tcg_gen_mov_i64(cpu_AVRh[t], cpu_avrh[reg]); tcg_gen_mov_i64(cpu_AVRl[t], cpu_avrl[reg]); } static always_inline void gen_store_avr(int reg, int t) { tcg_gen_mov_i64(cpu_avrh[reg], cpu_AVRh[t]); tcg_gen_mov_i64(cpu_avrl[reg], cpu_AVRl[t]); } #define op_vr_ldst(name) (*gen_op_##name[ctx->mem_idx])() #define OP_VR_LD_TABLE(name) \ static GenOpFunc *gen_op_vr_l##name[NB_MEM_FUNCS] = { \ GEN_MEM_FUNCS(vr_l##name), \ }; #define OP_VR_ST_TABLE(name) \ static GenOpFunc *gen_op_vr_st##name[NB_MEM_FUNCS] = { \ GEN_MEM_FUNCS(vr_st##name), \ }; #define GEN_VR_LDX(name, opc2, opc3) \ GEN_HANDLER(l##name, 0x1F, opc2, opc3, 0x00000001, PPC_ALTIVEC) \ { \ if (unlikely(!ctx->altivec_enabled)) { \ GEN_EXCP_NO_VR(ctx); \ return; \ } \ gen_addr_reg_index(cpu_T[0], ctx); \ op_vr_ldst(vr_l##name); \ gen_store_avr(rD(ctx->opcode), 0); \ } #define GEN_VR_STX(name, opc2, opc3) \ GEN_HANDLER(st##name, 0x1F, opc2, opc3, 0x00000001, PPC_ALTIVEC) \ { \ if (unlikely(!ctx->altivec_enabled)) { \ GEN_EXCP_NO_VR(ctx); \ return; \ } \ gen_addr_reg_index(cpu_T[0], ctx); \ gen_load_avr(0, rS(ctx->opcode)); \ op_vr_ldst(vr_st##name); \ } OP_VR_LD_TABLE(vx); GEN_VR_LDX(vx, 0x07, 0x03); /* As we don't emulate the cache, lvxl is stricly equivalent to lvx */ #define gen_op_vr_lvxl gen_op_vr_lvx GEN_VR_LDX(vxl, 0x07, 0x0B); OP_VR_ST_TABLE(vx); GEN_VR_STX(vx, 0x07, 0x07); /* As we don't emulate the cache, stvxl is stricly equivalent to stvx */ #define gen_op_vr_stvxl gen_op_vr_stvx GEN_VR_STX(vxl, 0x07, 0x0F); /*** SPE extension ***/ /* Register moves */ static always_inline void gen_load_gpr64(TCGv_i64 t, int reg) { #if defined(TARGET_PPC64) tcg_gen_mov_i64(t, cpu_gpr[reg]); #else tcg_gen_concat_i32_i64(t, cpu_gpr[reg], cpu_gprh[reg]); #endif } static always_inline void gen_store_gpr64(int reg, TCGv_i64 t) { #if defined(TARGET_PPC64) tcg_gen_mov_i64(cpu_gpr[reg], t); #else TCGv_i64 tmp = tcg_temp_new_i64(); tcg_gen_trunc_i64_i32(cpu_gpr[reg], t); tcg_gen_shri_i64(tmp, t, 32); tcg_gen_trunc_i64_i32(cpu_gprh[reg], tmp); tcg_temp_free_i64(tmp); #endif } #define GEN_SPE(name0, name1, opc2, opc3, inval, type) \ GEN_HANDLER(name0##_##name1, 0x04, opc2, opc3, inval, type) \ { \ if (Rc(ctx->opcode)) \ gen_##name1(ctx); \ else \ gen_##name0(ctx); \ } /* Handler for undefined SPE opcodes */ static always_inline void gen_speundef (DisasContext *ctx) { GEN_EXCP_INVAL(ctx); } /* SPE load and stores */ static always_inline void gen_addr_spe_imm_index (TCGv EA, DisasContext *ctx, int sh) { target_long simm = rB(ctx->opcode); if (rA(ctx->opcode) == 0) tcg_gen_movi_tl(EA, simm << sh); else if (likely(simm != 0)) tcg_gen_addi_tl(EA, cpu_gpr[rA(ctx->opcode)], simm << sh); else tcg_gen_mov_tl(EA, cpu_gpr[rA(ctx->opcode)]); } #define op_spe_ldst(name) (*gen_op_##name[ctx->mem_idx])() #define OP_SPE_LD_TABLE(name) \ static GenOpFunc *gen_op_spe_l##name[NB_MEM_FUNCS] = { \ GEN_MEM_FUNCS(spe_l##name), \ }; #define OP_SPE_ST_TABLE(name) \ static GenOpFunc *gen_op_spe_st##name[NB_MEM_FUNCS] = { \ GEN_MEM_FUNCS(spe_st##name), \ }; #define GEN_SPE_LD(name, sh) \ static always_inline void gen_evl##name (DisasContext *ctx) \ { \ if (unlikely(!ctx->spe_enabled)) { \ GEN_EXCP_NO_AP(ctx); \ return; \ } \ gen_addr_spe_imm_index(cpu_T[0], ctx, sh); \ op_spe_ldst(spe_l##name); \ gen_store_gpr64(rD(ctx->opcode), cpu_T64[1]); \ } #define GEN_SPE_LDX(name) \ static always_inline void gen_evl##name##x (DisasContext *ctx) \ { \ if (unlikely(!ctx->spe_enabled)) { \ GEN_EXCP_NO_AP(ctx); \ return; \ } \ gen_addr_reg_index(cpu_T[0], ctx); \ op_spe_ldst(spe_l##name); \ gen_store_gpr64(rD(ctx->opcode), cpu_T64[1]); \ } #define GEN_SPEOP_LD(name, sh) \ OP_SPE_LD_TABLE(name); \ GEN_SPE_LD(name, sh); \ GEN_SPE_LDX(name) #define GEN_SPE_ST(name, sh) \ static always_inline void gen_evst##name (DisasContext *ctx) \ { \ if (unlikely(!ctx->spe_enabled)) { \ GEN_EXCP_NO_AP(ctx); \ return; \ } \ gen_addr_spe_imm_index(cpu_T[0], ctx, sh); \ gen_load_gpr64(cpu_T64[1], rS(ctx->opcode)); \ op_spe_ldst(spe_st##name); \ } #define GEN_SPE_STX(name) \ static always_inline void gen_evst##name##x (DisasContext *ctx) \ { \ if (unlikely(!ctx->spe_enabled)) { \ GEN_EXCP_NO_AP(ctx); \ return; \ } \ gen_addr_reg_index(cpu_T[0], ctx); \ gen_load_gpr64(cpu_T64[1], rS(ctx->opcode)); \ op_spe_ldst(spe_st##name); \ } #define GEN_SPEOP_ST(name, sh) \ OP_SPE_ST_TABLE(name); \ GEN_SPE_ST(name, sh); \ GEN_SPE_STX(name) #define GEN_SPEOP_LDST(name, sh) \ GEN_SPEOP_LD(name, sh); \ GEN_SPEOP_ST(name, sh) /* SPE logic */ #if defined(TARGET_PPC64) #define GEN_SPEOP_LOGIC2(name, tcg_op) \ static always_inline void gen_##name (DisasContext *ctx) \ { \ if (unlikely(!ctx->spe_enabled)) { \ GEN_EXCP_NO_AP(ctx); \ return; \ } \ tcg_op(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], \ cpu_gpr[rB(ctx->opcode)]); \ } #else #define GEN_SPEOP_LOGIC2(name, tcg_op) \ static always_inline void gen_##name (DisasContext *ctx) \ { \ if (unlikely(!ctx->spe_enabled)) { \ GEN_EXCP_NO_AP(ctx); \ return; \ } \ tcg_op(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], \ cpu_gpr[rB(ctx->opcode)]); \ tcg_op(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rA(ctx->opcode)], \ cpu_gprh[rB(ctx->opcode)]); \ } #endif GEN_SPEOP_LOGIC2(evand, tcg_gen_and_tl); GEN_SPEOP_LOGIC2(evandc, tcg_gen_andc_tl); GEN_SPEOP_LOGIC2(evxor, tcg_gen_xor_tl); GEN_SPEOP_LOGIC2(evor, tcg_gen_or_tl); GEN_SPEOP_LOGIC2(evnor, tcg_gen_nor_tl); GEN_SPEOP_LOGIC2(eveqv, tcg_gen_eqv_tl); GEN_SPEOP_LOGIC2(evorc, tcg_gen_orc_tl); GEN_SPEOP_LOGIC2(evnand, tcg_gen_nand_tl); /* SPE logic immediate */ #if defined(TARGET_PPC64) #define GEN_SPEOP_TCG_LOGIC_IMM2(name, tcg_opi) \ static always_inline void gen_##name (DisasContext *ctx) \ { \ if (unlikely(!ctx->spe_enabled)) { \ GEN_EXCP_NO_AP(ctx); \ return; \ } \ TCGv_i32 t0 = tcg_temp_local_new_i32(); \ TCGv_i32 t1 = tcg_temp_local_new_i32(); \ TCGv_i64 t2 = tcg_temp_local_new_i64(); \ tcg_gen_trunc_i64_i32(t0, cpu_gpr[rA(ctx->opcode)]); \ tcg_opi(t0, t0, rB(ctx->opcode)); \ tcg_gen_shri_i64(t2, cpu_gpr[rA(ctx->opcode)], 32); \ tcg_gen_trunc_i64_i32(t1, t2); \ tcg_temp_free_i64(t2); \ tcg_opi(t1, t1, rB(ctx->opcode)); \ tcg_gen_concat_i32_i64(cpu_gpr[rD(ctx->opcode)], t0, t1); \ tcg_temp_free_i32(t0); \ tcg_temp_free_i32(t1); \ } #else #define GEN_SPEOP_TCG_LOGIC_IMM2(name, tcg_opi) \ static always_inline void gen_##name (DisasContext *ctx) \ { \ if (unlikely(!ctx->spe_enabled)) { \ GEN_EXCP_NO_AP(ctx); \ return; \ } \ tcg_opi(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], \ rB(ctx->opcode)); \ tcg_opi(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rA(ctx->opcode)], \ rB(ctx->opcode)); \ } #endif GEN_SPEOP_TCG_LOGIC_IMM2(evslwi, tcg_gen_shli_i32); GEN_SPEOP_TCG_LOGIC_IMM2(evsrwiu, tcg_gen_shri_i32); GEN_SPEOP_TCG_LOGIC_IMM2(evsrwis, tcg_gen_sari_i32); GEN_SPEOP_TCG_LOGIC_IMM2(evrlwi, tcg_gen_rotli_i32); /* SPE arithmetic */ #if defined(TARGET_PPC64) #define GEN_SPEOP_ARITH1(name, tcg_op) \ static always_inline void gen_##name (DisasContext *ctx) \ { \ if (unlikely(!ctx->spe_enabled)) { \ GEN_EXCP_NO_AP(ctx); \ return; \ } \ TCGv_i32 t0 = tcg_temp_local_new_i32(); \ TCGv_i32 t1 = tcg_temp_local_new_i32(); \ TCGv_i64 t2 = tcg_temp_local_new_i64(); \ tcg_gen_trunc_i64_i32(t0, cpu_gpr[rA(ctx->opcode)]); \ tcg_op(t0, t0); \ tcg_gen_shri_i64(t2, cpu_gpr[rA(ctx->opcode)], 32); \ tcg_gen_trunc_i64_i32(t1, t2); \ tcg_temp_free_i64(t2); \ tcg_op(t1, t1); \ tcg_gen_concat_i32_i64(cpu_gpr[rD(ctx->opcode)], t0, t1); \ tcg_temp_free_i32(t0); \ tcg_temp_free_i32(t1); \ } #else #define GEN_SPEOP_ARITH1(name, tcg_op) \ static always_inline void gen_##name (DisasContext *ctx) \ { \ if (unlikely(!ctx->spe_enabled)) { \ GEN_EXCP_NO_AP(ctx); \ return; \ } \ tcg_op(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); \ tcg_op(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rA(ctx->opcode)]); \ } #endif static always_inline void gen_op_evabs (TCGv_i32 ret, TCGv_i32 arg1) { int l1 = gen_new_label(); int l2 = gen_new_label(); tcg_gen_brcondi_i32(TCG_COND_GE, arg1, 0, l1); tcg_gen_neg_i32(ret, arg1); tcg_gen_br(l2); gen_set_label(l1); tcg_gen_mov_i32(ret, arg1); gen_set_label(l2); } GEN_SPEOP_ARITH1(evabs, gen_op_evabs); GEN_SPEOP_ARITH1(evneg, tcg_gen_neg_i32); GEN_SPEOP_ARITH1(evextsb, tcg_gen_ext8s_i32); GEN_SPEOP_ARITH1(evextsh, tcg_gen_ext16s_i32); static always_inline void gen_op_evrndw (TCGv_i32 ret, TCGv_i32 arg1) { tcg_gen_addi_i32(ret, arg1, 0x8000); tcg_gen_ext16u_i32(ret, ret); } GEN_SPEOP_ARITH1(evrndw, gen_op_evrndw); GEN_SPEOP_ARITH1(evcntlsw, gen_helper_cntlsw32); GEN_SPEOP_ARITH1(evcntlzw, gen_helper_cntlzw32); #if defined(TARGET_PPC64) #define GEN_SPEOP_ARITH2(name, tcg_op) \ static always_inline void gen_##name (DisasContext *ctx) \ { \ if (unlikely(!ctx->spe_enabled)) { \ GEN_EXCP_NO_AP(ctx); \ return; \ } \ TCGv_i32 t0 = tcg_temp_local_new_i32(); \ TCGv_i32 t1 = tcg_temp_local_new_i32(); \ TCGv_i32 t2 = tcg_temp_local_new_i32(); \ TCGv_i64 t3 = tcg_temp_local_new(TCG_TYPE_I64); \ tcg_gen_trunc_i64_i32(t0, cpu_gpr[rA(ctx->opcode)]); \ tcg_gen_trunc_i64_i32(t2, cpu_gpr[rB(ctx->opcode)]); \ tcg_op(t0, t0, t2); \ tcg_gen_shri_i64(t3, cpu_gpr[rA(ctx->opcode)], 32); \ tcg_gen_trunc_i64_i32(t1, t3); \ tcg_gen_shri_i64(t3, cpu_gpr[rB(ctx->opcode)], 32); \ tcg_gen_trunc_i64_i32(t2, t3); \ tcg_temp_free_i64(t3); \ tcg_op(t1, t1, t2); \ tcg_temp_free_i32(t2); \ tcg_gen_concat_i32_i64(cpu_gpr[rD(ctx->opcode)], t0, t1); \ tcg_temp_free_i32(t0); \ tcg_temp_free_i32(t1); \ } #else #define GEN_SPEOP_ARITH2(name, tcg_op) \ static always_inline void gen_##name (DisasContext *ctx) \ { \ if (unlikely(!ctx->spe_enabled)) { \ GEN_EXCP_NO_AP(ctx); \ return; \ } \ tcg_op(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], \ cpu_gpr[rB(ctx->opcode)]); \ tcg_op(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rA(ctx->opcode)], \ cpu_gprh[rB(ctx->opcode)]); \ } #endif static always_inline void gen_op_evsrwu (TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2) { TCGv_i32 t0; int l1, l2; l1 = gen_new_label(); l2 = gen_new_label(); t0 = tcg_temp_local_new_i32(); /* No error here: 6 bits are used */ tcg_gen_andi_i32(t0, arg2, 0x3F); tcg_gen_brcondi_i32(TCG_COND_GE, t0, 32, l1); tcg_gen_shr_i32(ret, arg1, t0); tcg_gen_br(l2); gen_set_label(l1); tcg_gen_movi_i32(ret, 0); tcg_gen_br(l2); tcg_temp_free_i32(t0); } GEN_SPEOP_ARITH2(evsrwu, gen_op_evsrwu); static always_inline void gen_op_evsrws (TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2) { TCGv_i32 t0; int l1, l2; l1 = gen_new_label(); l2 = gen_new_label(); t0 = tcg_temp_local_new_i32(); /* No error here: 6 bits are used */ tcg_gen_andi_i32(t0, arg2, 0x3F); tcg_gen_brcondi_i32(TCG_COND_GE, t0, 32, l1); tcg_gen_sar_i32(ret, arg1, t0); tcg_gen_br(l2); gen_set_label(l1); tcg_gen_movi_i32(ret, 0); tcg_gen_br(l2); tcg_temp_free_i32(t0); } GEN_SPEOP_ARITH2(evsrws, gen_op_evsrws); static always_inline void gen_op_evslw (TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2) { TCGv_i32 t0; int l1, l2; l1 = gen_new_label(); l2 = gen_new_label(); t0 = tcg_temp_local_new_i32(); /* No error here: 6 bits are used */ tcg_gen_andi_i32(t0, arg2, 0x3F); tcg_gen_brcondi_i32(TCG_COND_GE, t0, 32, l1); tcg_gen_shl_i32(ret, arg1, t0); tcg_gen_br(l2); gen_set_label(l1); tcg_gen_movi_i32(ret, 0); tcg_gen_br(l2); tcg_temp_free_i32(t0); } GEN_SPEOP_ARITH2(evslw, gen_op_evslw); static always_inline void gen_op_evrlw (TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2) { TCGv_i32 t0 = tcg_temp_new_i32(); tcg_gen_andi_i32(t0, arg2, 0x1F); tcg_gen_rotl_i32(ret, arg1, t0); tcg_temp_free_i32(t0); } GEN_SPEOP_ARITH2(evrlw, gen_op_evrlw); static always_inline void gen_evmergehi (DisasContext *ctx) { if (unlikely(!ctx->spe_enabled)) { GEN_EXCP_NO_AP(ctx); return; } #if defined(TARGET_PPC64) TCGv t0 = tcg_temp_new(); TCGv t1 = tcg_temp_new(); tcg_gen_shri_tl(t0, cpu_gpr[rB(ctx->opcode)], 32); tcg_gen_andi_tl(t1, cpu_gpr[rA(ctx->opcode)], 0xFFFFFFFF0000000ULL); tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], t0, t1); tcg_temp_free(t0); tcg_temp_free(t1); #else tcg_gen_mov_i32(cpu_gpr[rD(ctx->opcode)], cpu_gprh[rB(ctx->opcode)]); tcg_gen_mov_i32(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rA(ctx->opcode)]); #endif } GEN_SPEOP_ARITH2(evaddw, tcg_gen_add_i32); static always_inline void gen_op_evsubf (TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2) { tcg_gen_sub_i32(ret, arg2, arg1); } GEN_SPEOP_ARITH2(evsubfw, gen_op_evsubf); /* SPE arithmetic immediate */ #if defined(TARGET_PPC64) #define GEN_SPEOP_ARITH_IMM2(name, tcg_op) \ static always_inline void gen_##name (DisasContext *ctx) \ { \ if (unlikely(!ctx->spe_enabled)) { \ GEN_EXCP_NO_AP(ctx); \ return; \ } \ TCGv_i32 t0 = tcg_temp_local_new_i32(); \ TCGv_i32 t1 = tcg_temp_local_new_i32(); \ TCGv_i64 t2 = tcg_temp_local_new_i64(); \ tcg_gen_trunc_i64_i32(t0, cpu_gpr[rB(ctx->opcode)]); \ tcg_op(t0, t0, rA(ctx->opcode)); \ tcg_gen_shri_i64(t2, cpu_gpr[rB(ctx->opcode)], 32); \ tcg_gen_trunc_i64_i32(t1, t2); \ tcg_temp_free_i64(t2); \ tcg_op(t1, t1, rA(ctx->opcode)); \ tcg_gen_concat_i32_i64(cpu_gpr[rD(ctx->opcode)], t0, t1); \ tcg_temp_free_i32(t0); \ tcg_temp_free_i32(t1); \ } #else #define GEN_SPEOP_ARITH_IMM2(name, tcg_op) \ static always_inline void gen_##name (DisasContext *ctx) \ { \ if (unlikely(!ctx->spe_enabled)) { \ GEN_EXCP_NO_AP(ctx); \ return; \ } \ tcg_op(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \ rA(ctx->opcode)); \ tcg_op(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rB(ctx->opcode)], \ rA(ctx->opcode)); \ } #endif GEN_SPEOP_ARITH_IMM2(evaddiw, tcg_gen_addi_i32); GEN_SPEOP_ARITH_IMM2(evsubifw, tcg_gen_subi_i32); /* SPE comparison */ #if defined(TARGET_PPC64) #define GEN_SPEOP_COMP(name, tcg_cond) \ static always_inline void gen_##name (DisasContext *ctx) \ { \ if (unlikely(!ctx->spe_enabled)) { \ GEN_EXCP_NO_AP(ctx); \ return; \ } \ int l1 = gen_new_label(); \ int l2 = gen_new_label(); \ int l3 = gen_new_label(); \ int l4 = gen_new_label(); \ TCGv_i32 t0 = tcg_temp_local_new_i32(); \ TCGv_i32 t1 = tcg_temp_local_new_i32(); \ TCGv_i64 t2 = tcg_temp_local_new_i64(); \ tcg_gen_trunc_i64_i32(t0, cpu_gpr[rA(ctx->opcode)]); \ tcg_gen_trunc_i64_i32(t1, cpu_gpr[rB(ctx->opcode)]); \ tcg_gen_brcond_i32(tcg_cond, t0, t1, l1); \ tcg_gen_movi_i32(cpu_crf[crfD(ctx->opcode)], 0); \ tcg_gen_br(l2); \ gen_set_label(l1); \ tcg_gen_movi_i32(cpu_crf[crfD(ctx->opcode)], \ CRF_CL | CRF_CH_OR_CL | CRF_CH_AND_CL); \ gen_set_label(l2); \ tcg_gen_shri_i64(t2, cpu_gpr[rA(ctx->opcode)], 32); \ tcg_gen_trunc_i64_i32(t0, t2); \ tcg_gen_shri_i64(t2, cpu_gpr[rB(ctx->opcode)], 32); \ tcg_gen_trunc_i64_i32(t1, t2); \ tcg_temp_free_i64(t2); \ tcg_gen_brcond_i32(tcg_cond, t0, t1, l3); \ tcg_gen_andi_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfD(ctx->opcode)], \ ~(CRF_CH | CRF_CH_AND_CL)); \ tcg_gen_br(l4); \ gen_set_label(l3); \ tcg_gen_ori_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfD(ctx->opcode)], \ CRF_CH | CRF_CH_OR_CL); \ gen_set_label(l4); \ tcg_temp_free_i32(t0); \ tcg_temp_free_i32(t1); \ } #else #define GEN_SPEOP_COMP(name, tcg_cond) \ static always_inline void gen_##name (DisasContext *ctx) \ { \ if (unlikely(!ctx->spe_enabled)) { \ GEN_EXCP_NO_AP(ctx); \ return; \ } \ int l1 = gen_new_label(); \ int l2 = gen_new_label(); \ int l3 = gen_new_label(); \ int l4 = gen_new_label(); \ \ tcg_gen_brcond_i32(tcg_cond, cpu_gpr[rA(ctx->opcode)], \ cpu_gpr[rB(ctx->opcode)], l1); \ tcg_gen_movi_tl(cpu_crf[crfD(ctx->opcode)], 0); \ tcg_gen_br(l2); \ gen_set_label(l1); \ tcg_gen_movi_i32(cpu_crf[crfD(ctx->opcode)], \ CRF_CL | CRF_CH_OR_CL | CRF_CH_AND_CL); \ gen_set_label(l2); \ tcg_gen_brcond_i32(tcg_cond, cpu_gprh[rA(ctx->opcode)], \ cpu_gprh[rB(ctx->opcode)], l3); \ tcg_gen_andi_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfD(ctx->opcode)], \ ~(CRF_CH | CRF_CH_AND_CL)); \ tcg_gen_br(l4); \ gen_set_label(l3); \ tcg_gen_ori_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfD(ctx->opcode)], \ CRF_CH | CRF_CH_OR_CL); \ gen_set_label(l4); \ } #endif GEN_SPEOP_COMP(evcmpgtu, TCG_COND_GTU); GEN_SPEOP_COMP(evcmpgts, TCG_COND_GT); GEN_SPEOP_COMP(evcmpltu, TCG_COND_LTU); GEN_SPEOP_COMP(evcmplts, TCG_COND_LT); GEN_SPEOP_COMP(evcmpeq, TCG_COND_EQ); /* SPE misc */ static always_inline void gen_brinc (DisasContext *ctx) { /* Note: brinc is usable even if SPE is disabled */ gen_helper_brinc(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); } static always_inline void gen_evmergelo (DisasContext *ctx) { if (unlikely(!ctx->spe_enabled)) { GEN_EXCP_NO_AP(ctx); return; } #if defined(TARGET_PPC64) TCGv t0 = tcg_temp_new(); TCGv t1 = tcg_temp_new(); tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x00000000FFFFFFFFLL); tcg_gen_shli_tl(t1, cpu_gpr[rA(ctx->opcode)], 32); tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], t0, t1); tcg_temp_free(t0); tcg_temp_free(t1); #else tcg_gen_mov_i32(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); tcg_gen_mov_i32(cpu_gprh[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); #endif } static always_inline void gen_evmergehilo (DisasContext *ctx) { if (unlikely(!ctx->spe_enabled)) { GEN_EXCP_NO_AP(ctx); return; } #if defined(TARGET_PPC64) TCGv t0 = tcg_temp_new(); TCGv t1 = tcg_temp_new(); tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x00000000FFFFFFFFLL); tcg_gen_andi_tl(t1, cpu_gpr[rA(ctx->opcode)], 0xFFFFFFFF0000000ULL); tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], t0, t1); tcg_temp_free(t0); tcg_temp_free(t1); #else tcg_gen_mov_i32(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); tcg_gen_mov_i32(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rA(ctx->opcode)]); #endif } static always_inline void gen_evmergelohi (DisasContext *ctx) { if (unlikely(!ctx->spe_enabled)) { GEN_EXCP_NO_AP(ctx); return; } #if defined(TARGET_PPC64) TCGv t0 = tcg_temp_new(); TCGv t1 = tcg_temp_new(); tcg_gen_shri_tl(t0, cpu_gpr[rB(ctx->opcode)], 32); tcg_gen_shli_tl(t1, cpu_gpr[rA(ctx->opcode)], 32); tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], t0, t1); tcg_temp_free(t0); tcg_temp_free(t1); #else tcg_gen_mov_i32(cpu_gpr[rD(ctx->opcode)], cpu_gprh[rB(ctx->opcode)]); tcg_gen_mov_i32(cpu_gprh[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); #endif } static always_inline void gen_evsplati (DisasContext *ctx) { int32_t imm = (int32_t)(rA(ctx->opcode) << 11) >> 27; #if defined(TARGET_PPC64) TCGv t0 = tcg_temp_new(); TCGv t1 = tcg_temp_new(); tcg_gen_movi_tl(t0, imm); tcg_gen_shri_tl(t1, t0, 32); tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], t0, t1); tcg_temp_free(t0); tcg_temp_free(t1); #else tcg_gen_movi_i32(cpu_gpr[rD(ctx->opcode)], imm); tcg_gen_movi_i32(cpu_gprh[rD(ctx->opcode)], imm); #endif } static always_inline void gen_evsplatfi (DisasContext *ctx) { uint32_t imm = rA(ctx->opcode) << 11; #if defined(TARGET_PPC64) TCGv t0 = tcg_temp_new(); TCGv t1 = tcg_temp_new(); tcg_gen_movi_tl(t0, imm); tcg_gen_shri_tl(t1, t0, 32); tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], t0, t1); tcg_temp_free(t0); tcg_temp_free(t1); #else tcg_gen_movi_i32(cpu_gpr[rD(ctx->opcode)], imm); tcg_gen_movi_i32(cpu_gprh[rD(ctx->opcode)], imm); #endif } static always_inline void gen_evsel (DisasContext *ctx) { int l1 = gen_new_label(); int l2 = gen_new_label(); int l3 = gen_new_label(); int l4 = gen_new_label(); TCGv_i32 t0 = tcg_temp_local_new_i32(); #if defined(TARGET_PPC64) TCGv t1 = tcg_temp_local_new(); TCGv t2 = tcg_temp_local_new(); #endif tcg_gen_andi_i32(t0, cpu_crf[ctx->opcode & 0x07], 1 << 3); tcg_gen_brcondi_i32(TCG_COND_EQ, t0, 0, l1); #if defined(TARGET_PPC64) tcg_gen_andi_tl(t1, cpu_gpr[rA(ctx->opcode)], 0xFFFFFFFF00000000ULL); #else tcg_gen_mov_tl(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rA(ctx->opcode)]); #endif tcg_gen_br(l2); gen_set_label(l1); #if defined(TARGET_PPC64) tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0xFFFFFFFF00000000ULL); #else tcg_gen_mov_tl(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rB(ctx->opcode)]); #endif gen_set_label(l2); tcg_gen_andi_i32(t0, cpu_crf[ctx->opcode & 0x07], 1 << 2); tcg_gen_brcondi_i32(TCG_COND_EQ, t0, 0, l3); #if defined(TARGET_PPC64) tcg_gen_andi_tl(t2, cpu_gpr[rA(ctx->opcode)], 0x00000000FFFFFFFFULL); #else tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); #endif tcg_gen_br(l4); gen_set_label(l3); #if defined(TARGET_PPC64) tcg_gen_andi_tl(t2, cpu_gpr[rB(ctx->opcode)], 0x00000000FFFFFFFFULL); #else tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); #endif gen_set_label(l4); tcg_temp_free_i32(t0); #if defined(TARGET_PPC64) tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], t1, t2); tcg_temp_free(t1); tcg_temp_free(t2); #endif } GEN_HANDLER2(evsel0, "evsel", 0x04, 0x1c, 0x09, 0x00000000, PPC_SPE) { gen_evsel(ctx); } GEN_HANDLER2(evsel1, "evsel", 0x04, 0x1d, 0x09, 0x00000000, PPC_SPE) { gen_evsel(ctx); } GEN_HANDLER2(evsel2, "evsel", 0x04, 0x1e, 0x09, 0x00000000, PPC_SPE) { gen_evsel(ctx); } GEN_HANDLER2(evsel3, "evsel", 0x04, 0x1f, 0x09, 0x00000000, PPC_SPE) { gen_evsel(ctx); } GEN_SPE(evaddw, speundef, 0x00, 0x08, 0x00000000, PPC_SPE); //// GEN_SPE(evaddiw, speundef, 0x01, 0x08, 0x00000000, PPC_SPE); GEN_SPE(evsubfw, speundef, 0x02, 0x08, 0x00000000, PPC_SPE); //// GEN_SPE(evsubifw, speundef, 0x03, 0x08, 0x00000000, PPC_SPE); GEN_SPE(evabs, evneg, 0x04, 0x08, 0x0000F800, PPC_SPE); //// GEN_SPE(evextsb, evextsh, 0x05, 0x08, 0x0000F800, PPC_SPE); //// GEN_SPE(evrndw, evcntlzw, 0x06, 0x08, 0x0000F800, PPC_SPE); //// GEN_SPE(evcntlsw, brinc, 0x07, 0x08, 0x00000000, PPC_SPE); // GEN_SPE(speundef, evand, 0x08, 0x08, 0x00000000, PPC_SPE); //// GEN_SPE(evandc, speundef, 0x09, 0x08, 0x00000000, PPC_SPE); //// GEN_SPE(evxor, evor, 0x0B, 0x08, 0x00000000, PPC_SPE); //// GEN_SPE(evnor, eveqv, 0x0C, 0x08, 0x00000000, PPC_SPE); //// GEN_SPE(speundef, evorc, 0x0D, 0x08, 0x00000000, PPC_SPE); //// GEN_SPE(evnand, speundef, 0x0F, 0x08, 0x00000000, PPC_SPE); //// GEN_SPE(evsrwu, evsrws, 0x10, 0x08, 0x00000000, PPC_SPE); //// GEN_SPE(evsrwiu, evsrwis, 0x11, 0x08, 0x00000000, PPC_SPE); GEN_SPE(evslw, speundef, 0x12, 0x08, 0x00000000, PPC_SPE); //// GEN_SPE(evslwi, speundef, 0x13, 0x08, 0x00000000, PPC_SPE); GEN_SPE(evrlw, evsplati, 0x14, 0x08, 0x00000000, PPC_SPE); // GEN_SPE(evrlwi, evsplatfi, 0x15, 0x08, 0x00000000, PPC_SPE); GEN_SPE(evmergehi, evmergelo, 0x16, 0x08, 0x00000000, PPC_SPE); //// GEN_SPE(evmergehilo, evmergelohi, 0x17, 0x08, 0x00000000, PPC_SPE); //// GEN_SPE(evcmpgtu, evcmpgts, 0x18, 0x08, 0x00600000, PPC_SPE); //// GEN_SPE(evcmpltu, evcmplts, 0x19, 0x08, 0x00600000, PPC_SPE); //// GEN_SPE(evcmpeq, speundef, 0x1A, 0x08, 0x00600000, PPC_SPE); //// /* Load and stores */ GEN_SPEOP_LDST(dd, 3); GEN_SPEOP_LDST(dw, 3); GEN_SPEOP_LDST(dh, 3); GEN_SPEOP_LDST(whe, 2); GEN_SPEOP_LD(whou, 2); GEN_SPEOP_LD(whos, 2); GEN_SPEOP_ST(who, 2); #define _GEN_OP_SPE_STWWE(suffix) \ static always_inline void gen_op_spe_stwwe_##suffix (void) \ { \ gen_op_srli32_T1_64(); \ gen_op_spe_stwwo_##suffix(); \ } #define _GEN_OP_SPE_STWWE_LE(suffix) \ static always_inline void gen_op_spe_stwwe_le_##suffix (void) \ { \ gen_op_srli32_T1_64(); \ gen_op_spe_stwwo_le_##suffix(); \ } #if defined(TARGET_PPC64) #define GEN_OP_SPE_STWWE(suffix) \ _GEN_OP_SPE_STWWE(suffix); \ _GEN_OP_SPE_STWWE_LE(suffix); \ static always_inline void gen_op_spe_stwwe_64_##suffix (void) \ { \ gen_op_srli32_T1_64(); \ gen_op_spe_stwwo_64_##suffix(); \ } \ static always_inline void gen_op_spe_stwwe_le_64_##suffix (void) \ { \ gen_op_srli32_T1_64(); \ gen_op_spe_stwwo_le_64_##suffix(); \ } #else #define GEN_OP_SPE_STWWE(suffix) \ _GEN_OP_SPE_STWWE(suffix); \ _GEN_OP_SPE_STWWE_LE(suffix) #endif #if defined(CONFIG_USER_ONLY) GEN_OP_SPE_STWWE(raw); #else /* defined(CONFIG_USER_ONLY) */ GEN_OP_SPE_STWWE(user); GEN_OP_SPE_STWWE(kernel); GEN_OP_SPE_STWWE(hypv); #endif /* defined(CONFIG_USER_ONLY) */ GEN_SPEOP_ST(wwe, 2); GEN_SPEOP_ST(wwo, 2); #define GEN_SPE_LDSPLAT(name, op, suffix) \ static always_inline void gen_op_spe_l##name##_##suffix (void) \ { \ gen_op_##op##_##suffix(); \ gen_op_splatw_T1_64(); \ } #define GEN_OP_SPE_LHE(suffix) \ static always_inline void gen_op_spe_lhe_##suffix (void) \ { \ gen_op_spe_lh_##suffix(); \ gen_op_sli16_T1_64(); \ } #define GEN_OP_SPE_LHX(suffix) \ static always_inline void gen_op_spe_lhx_##suffix (void) \ { \ gen_op_spe_lh_##suffix(); \ gen_op_extsh_T1_64(); \ } #if defined(CONFIG_USER_ONLY) GEN_OP_SPE_LHE(raw); GEN_SPE_LDSPLAT(hhesplat, spe_lhe, raw); GEN_OP_SPE_LHE(le_raw); GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_raw); GEN_SPE_LDSPLAT(hhousplat, spe_lh, raw); GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_raw); GEN_OP_SPE_LHX(raw); GEN_SPE_LDSPLAT(hhossplat, spe_lhx, raw); GEN_OP_SPE_LHX(le_raw); GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_raw); #if defined(TARGET_PPC64) GEN_OP_SPE_LHE(64_raw); GEN_SPE_LDSPLAT(hhesplat, spe_lhe, 64_raw); GEN_OP_SPE_LHE(le_64_raw); GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_64_raw); GEN_SPE_LDSPLAT(hhousplat, spe_lh, 64_raw); GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_64_raw); GEN_OP_SPE_LHX(64_raw); GEN_SPE_LDSPLAT(hhossplat, spe_lhx, 64_raw); GEN_OP_SPE_LHX(le_64_raw); GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_64_raw); #endif #else GEN_OP_SPE_LHE(user); GEN_OP_SPE_LHE(kernel); GEN_OP_SPE_LHE(hypv); GEN_SPE_LDSPLAT(hhesplat, spe_lhe, user); GEN_SPE_LDSPLAT(hhesplat, spe_lhe, kernel); GEN_SPE_LDSPLAT(hhesplat, spe_lhe, hypv); GEN_OP_SPE_LHE(le_user); GEN_OP_SPE_LHE(le_kernel); GEN_OP_SPE_LHE(le_hypv); GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_user); GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_kernel); GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_hypv); GEN_SPE_LDSPLAT(hhousplat, spe_lh, user); GEN_SPE_LDSPLAT(hhousplat, spe_lh, kernel); GEN_SPE_LDSPLAT(hhousplat, spe_lh, hypv); GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_user); GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_kernel); GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_hypv); GEN_OP_SPE_LHX(user); GEN_OP_SPE_LHX(kernel); GEN_OP_SPE_LHX(hypv); GEN_SPE_LDSPLAT(hhossplat, spe_lhx, user); GEN_SPE_LDSPLAT(hhossplat, spe_lhx, kernel); GEN_SPE_LDSPLAT(hhossplat, spe_lhx, hypv); GEN_OP_SPE_LHX(le_user); GEN_OP_SPE_LHX(le_kernel); GEN_OP_SPE_LHX(le_hypv); GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_user); GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_kernel); GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_hypv); #if defined(TARGET_PPC64) GEN_OP_SPE_LHE(64_user); GEN_OP_SPE_LHE(64_kernel); GEN_OP_SPE_LHE(64_hypv); GEN_SPE_LDSPLAT(hhesplat, spe_lhe, 64_user); GEN_SPE_LDSPLAT(hhesplat, spe_lhe, 64_kernel); GEN_SPE_LDSPLAT(hhesplat, spe_lhe, 64_hypv); GEN_OP_SPE_LHE(le_64_user); GEN_OP_SPE_LHE(le_64_kernel); GEN_OP_SPE_LHE(le_64_hypv); GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_64_user); GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_64_kernel); GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_64_hypv); GEN_SPE_LDSPLAT(hhousplat, spe_lh, 64_user); GEN_SPE_LDSPLAT(hhousplat, spe_lh, 64_kernel); GEN_SPE_LDSPLAT(hhousplat, spe_lh, 64_hypv); GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_64_user); GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_64_kernel); GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_64_hypv); GEN_OP_SPE_LHX(64_user); GEN_OP_SPE_LHX(64_kernel); GEN_OP_SPE_LHX(64_hypv); GEN_SPE_LDSPLAT(hhossplat, spe_lhx, 64_user); GEN_SPE_LDSPLAT(hhossplat, spe_lhx, 64_kernel); GEN_SPE_LDSPLAT(hhossplat, spe_lhx, 64_hypv); GEN_OP_SPE_LHX(le_64_user); GEN_OP_SPE_LHX(le_64_kernel); GEN_OP_SPE_LHX(le_64_hypv); GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_64_user); GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_64_kernel); GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_64_hypv); #endif #endif GEN_SPEOP_LD(hhesplat, 1); GEN_SPEOP_LD(hhousplat, 1); GEN_SPEOP_LD(hhossplat, 1); GEN_SPEOP_LD(wwsplat, 2); GEN_SPEOP_LD(whsplat, 2); GEN_SPE(evlddx, evldd, 0x00, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evldwx, evldw, 0x01, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evldhx, evldh, 0x02, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evlhhesplatx, evlhhesplat, 0x04, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evlhhousplatx, evlhhousplat, 0x06, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evlhhossplatx, evlhhossplat, 0x07, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evlwhex, evlwhe, 0x08, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evlwhoux, evlwhou, 0x0A, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evlwhosx, evlwhos, 0x0B, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evlwwsplatx, evlwwsplat, 0x0C, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evlwhsplatx, evlwhsplat, 0x0E, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evstddx, evstdd, 0x10, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evstdwx, evstdw, 0x11, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evstdhx, evstdh, 0x12, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evstwhex, evstwhe, 0x18, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evstwhox, evstwho, 0x1A, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evstwwex, evstwwe, 0x1C, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evstwwox, evstwwo, 0x1E, 0x0C, 0x00000000, PPC_SPE); // /* Multiply and add - TODO */ #if 0 GEN_SPE(speundef, evmhessf, 0x01, 0x10, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhossf, 0x03, 0x10, 0x00000000, PPC_SPE); GEN_SPE(evmheumi, evmhesmi, 0x04, 0x10, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhesmf, 0x05, 0x10, 0x00000000, PPC_SPE); GEN_SPE(evmhoumi, evmhosmi, 0x06, 0x10, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhosmf, 0x07, 0x10, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhessfa, 0x11, 0x10, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhossfa, 0x13, 0x10, 0x00000000, PPC_SPE); GEN_SPE(evmheumia, evmhesmia, 0x14, 0x10, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhesmfa, 0x15, 0x10, 0x00000000, PPC_SPE); GEN_SPE(evmhoumia, evmhosmia, 0x16, 0x10, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhosmfa, 0x17, 0x10, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmwhssf, 0x03, 0x11, 0x00000000, PPC_SPE); GEN_SPE(evmwlumi, speundef, 0x04, 0x11, 0x00000000, PPC_SPE); GEN_SPE(evmwhumi, evmwhsmi, 0x06, 0x11, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmwhsmf, 0x07, 0x11, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmwssf, 0x09, 0x11, 0x00000000, PPC_SPE); GEN_SPE(evmwumi, evmwsmi, 0x0C, 0x11, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmwsmf, 0x0D, 0x11, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmwhssfa, 0x13, 0x11, 0x00000000, PPC_SPE); GEN_SPE(evmwlumia, speundef, 0x14, 0x11, 0x00000000, PPC_SPE); GEN_SPE(evmwhumia, evmwhsmia, 0x16, 0x11, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmwhsmfa, 0x17, 0x11, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmwssfa, 0x19, 0x11, 0x00000000, PPC_SPE); GEN_SPE(evmwumia, evmwsmia, 0x1C, 0x11, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmwsmfa, 0x1D, 0x11, 0x00000000, PPC_SPE); GEN_SPE(evadduiaaw, evaddsiaaw, 0x00, 0x13, 0x0000F800, PPC_SPE); GEN_SPE(evsubfusiaaw, evsubfssiaaw, 0x01, 0x13, 0x0000F800, PPC_SPE); GEN_SPE(evaddumiaaw, evaddsmiaaw, 0x04, 0x13, 0x0000F800, PPC_SPE); GEN_SPE(evsubfumiaaw, evsubfsmiaaw, 0x05, 0x13, 0x0000F800, PPC_SPE); GEN_SPE(evdivws, evdivwu, 0x06, 0x13, 0x00000000, PPC_SPE); GEN_SPE(evmra, speundef, 0x07, 0x13, 0x0000F800, PPC_SPE); GEN_SPE(evmheusiaaw, evmhessiaaw, 0x00, 0x14, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhessfaaw, 0x01, 0x14, 0x00000000, PPC_SPE); GEN_SPE(evmhousiaaw, evmhossiaaw, 0x02, 0x14, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhossfaaw, 0x03, 0x14, 0x00000000, PPC_SPE); GEN_SPE(evmheumiaaw, evmhesmiaaw, 0x04, 0x14, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhesmfaaw, 0x05, 0x14, 0x00000000, PPC_SPE); GEN_SPE(evmhoumiaaw, evmhosmiaaw, 0x06, 0x14, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhosmfaaw, 0x07, 0x14, 0x00000000, PPC_SPE); GEN_SPE(evmhegumiaa, evmhegsmiaa, 0x14, 0x14, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhegsmfaa, 0x15, 0x14, 0x00000000, PPC_SPE); GEN_SPE(evmhogumiaa, evmhogsmiaa, 0x16, 0x14, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhogsmfaa, 0x17, 0x14, 0x00000000, PPC_SPE); GEN_SPE(evmwlusiaaw, evmwlssiaaw, 0x00, 0x15, 0x00000000, PPC_SPE); GEN_SPE(evmwlumiaaw, evmwlsmiaaw, 0x04, 0x15, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmwssfaa, 0x09, 0x15, 0x00000000, PPC_SPE); GEN_SPE(evmwumiaa, evmwsmiaa, 0x0C, 0x15, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmwsmfaa, 0x0D, 0x15, 0x00000000, PPC_SPE); GEN_SPE(evmheusianw, evmhessianw, 0x00, 0x16, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhessfanw, 0x01, 0x16, 0x00000000, PPC_SPE); GEN_SPE(evmhousianw, evmhossianw, 0x02, 0x16, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhossfanw, 0x03, 0x16, 0x00000000, PPC_SPE); GEN_SPE(evmheumianw, evmhesmianw, 0x04, 0x16, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhesmfanw, 0x05, 0x16, 0x00000000, PPC_SPE); GEN_SPE(evmhoumianw, evmhosmianw, 0x06, 0x16, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhosmfanw, 0x07, 0x16, 0x00000000, PPC_SPE); GEN_SPE(evmhegumian, evmhegsmian, 0x14, 0x16, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhegsmfan, 0x15, 0x16, 0x00000000, PPC_SPE); GEN_SPE(evmhigumian, evmhigsmian, 0x16, 0x16, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhogsmfan, 0x17, 0x16, 0x00000000, PPC_SPE); GEN_SPE(evmwlusianw, evmwlssianw, 0x00, 0x17, 0x00000000, PPC_SPE); GEN_SPE(evmwlumianw, evmwlsmianw, 0x04, 0x17, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmwssfan, 0x09, 0x17, 0x00000000, PPC_SPE); GEN_SPE(evmwumian, evmwsmian, 0x0C, 0x17, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmwsmfan, 0x0D, 0x17, 0x00000000, PPC_SPE); #endif /*** SPE floating-point extension ***/ #define GEN_SPEFPUOP_CONV(name) \ static always_inline void gen_##name (DisasContext *ctx) \ { \ gen_load_gpr64(cpu_T64[0], rB(ctx->opcode)); \ gen_op_##name(); \ gen_store_gpr64(rD(ctx->opcode), cpu_T64[0]); \ } #define GEN_SPEFPUOP_ARITH1(name) \ static always_inline void gen_##name (DisasContext *ctx) \ { \ if (unlikely(!ctx->spe_enabled)) { \ GEN_EXCP_NO_AP(ctx); \ return; \ } \ gen_load_gpr64(cpu_T64[0], rA(ctx->opcode)); \ gen_op_##name(); \ gen_store_gpr64(rD(ctx->opcode), cpu_T64[0]); \ } #define GEN_SPEFPUOP_ARITH2(name) \ static always_inline void gen_##name (DisasContext *ctx) \ { \ if (unlikely(!ctx->spe_enabled)) { \ GEN_EXCP_NO_AP(ctx); \ return; \ } \ gen_load_gpr64(cpu_T64[0], rA(ctx->opcode)); \ gen_load_gpr64(cpu_T64[1], rB(ctx->opcode)); \ gen_op_##name(); \ gen_store_gpr64(rD(ctx->opcode), cpu_T64[0]); \ } #define GEN_SPEFPUOP_COMP(name) \ static always_inline void gen_##name (DisasContext *ctx) \ { \ TCGv_i32 crf = cpu_crf[crfD(ctx->opcode)]; \ if (unlikely(!ctx->spe_enabled)) { \ GEN_EXCP_NO_AP(ctx); \ return; \ } \ gen_load_gpr64(cpu_T64[0], rA(ctx->opcode)); \ gen_load_gpr64(cpu_T64[1], rB(ctx->opcode)); \ gen_op_##name(); \ tcg_gen_trunc_tl_i32(crf, cpu_T[0]); \ tcg_gen_andi_i32(crf, crf, 0xf); \ } /* Single precision floating-point vectors operations */ /* Arithmetic */ GEN_SPEFPUOP_ARITH2(evfsadd); GEN_SPEFPUOP_ARITH2(evfssub); GEN_SPEFPUOP_ARITH2(evfsmul); GEN_SPEFPUOP_ARITH2(evfsdiv); GEN_SPEFPUOP_ARITH1(evfsabs); GEN_SPEFPUOP_ARITH1(evfsnabs); GEN_SPEFPUOP_ARITH1(evfsneg); /* Conversion */ GEN_SPEFPUOP_CONV(evfscfui); GEN_SPEFPUOP_CONV(evfscfsi); GEN_SPEFPUOP_CONV(evfscfuf); GEN_SPEFPUOP_CONV(evfscfsf); GEN_SPEFPUOP_CONV(evfsctui); GEN_SPEFPUOP_CONV(evfsctsi); GEN_SPEFPUOP_CONV(evfsctuf); GEN_SPEFPUOP_CONV(evfsctsf); GEN_SPEFPUOP_CONV(evfsctuiz); GEN_SPEFPUOP_CONV(evfsctsiz); /* Comparison */ GEN_SPEFPUOP_COMP(evfscmpgt); GEN_SPEFPUOP_COMP(evfscmplt); GEN_SPEFPUOP_COMP(evfscmpeq); GEN_SPEFPUOP_COMP(evfststgt); GEN_SPEFPUOP_COMP(evfststlt); GEN_SPEFPUOP_COMP(evfststeq); /* Opcodes definitions */ GEN_SPE(evfsadd, evfssub, 0x00, 0x0A, 0x00000000, PPC_SPEFPU); // GEN_SPE(evfsabs, evfsnabs, 0x02, 0x0A, 0x0000F800, PPC_SPEFPU); // GEN_SPE(evfsneg, speundef, 0x03, 0x0A, 0x0000F800, PPC_SPEFPU); // GEN_SPE(evfsmul, evfsdiv, 0x04, 0x0A, 0x00000000, PPC_SPEFPU); // GEN_SPE(evfscmpgt, evfscmplt, 0x06, 0x0A, 0x00600000, PPC_SPEFPU); // GEN_SPE(evfscmpeq, speundef, 0x07, 0x0A, 0x00600000, PPC_SPEFPU); // GEN_SPE(evfscfui, evfscfsi, 0x08, 0x0A, 0x00180000, PPC_SPEFPU); // GEN_SPE(evfscfuf, evfscfsf, 0x09, 0x0A, 0x00180000, PPC_SPEFPU); // GEN_SPE(evfsctui, evfsctsi, 0x0A, 0x0A, 0x00180000, PPC_SPEFPU); // GEN_SPE(evfsctuf, evfsctsf, 0x0B, 0x0A, 0x00180000, PPC_SPEFPU); // GEN_SPE(evfsctuiz, speundef, 0x0C, 0x0A, 0x00180000, PPC_SPEFPU); // GEN_SPE(evfsctsiz, speundef, 0x0D, 0x0A, 0x00180000, PPC_SPEFPU); // GEN_SPE(evfststgt, evfststlt, 0x0E, 0x0A, 0x00600000, PPC_SPEFPU); // GEN_SPE(evfststeq, speundef, 0x0F, 0x0A, 0x00600000, PPC_SPEFPU); // /* Single precision floating-point operations */ /* Arithmetic */ GEN_SPEFPUOP_ARITH2(efsadd); GEN_SPEFPUOP_ARITH2(efssub); GEN_SPEFPUOP_ARITH2(efsmul); GEN_SPEFPUOP_ARITH2(efsdiv); GEN_SPEFPUOP_ARITH1(efsabs); GEN_SPEFPUOP_ARITH1(efsnabs); GEN_SPEFPUOP_ARITH1(efsneg); /* Conversion */ GEN_SPEFPUOP_CONV(efscfui); GEN_SPEFPUOP_CONV(efscfsi); GEN_SPEFPUOP_CONV(efscfuf); GEN_SPEFPUOP_CONV(efscfsf); GEN_SPEFPUOP_CONV(efsctui); GEN_SPEFPUOP_CONV(efsctsi); GEN_SPEFPUOP_CONV(efsctuf); GEN_SPEFPUOP_CONV(efsctsf); GEN_SPEFPUOP_CONV(efsctuiz); GEN_SPEFPUOP_CONV(efsctsiz); GEN_SPEFPUOP_CONV(efscfd); /* Comparison */ GEN_SPEFPUOP_COMP(efscmpgt); GEN_SPEFPUOP_COMP(efscmplt); GEN_SPEFPUOP_COMP(efscmpeq); GEN_SPEFPUOP_COMP(efststgt); GEN_SPEFPUOP_COMP(efststlt); GEN_SPEFPUOP_COMP(efststeq); /* Opcodes definitions */ GEN_SPE(efsadd, efssub, 0x00, 0x0B, 0x00000000, PPC_SPEFPU); // GEN_SPE(efsabs, efsnabs, 0x02, 0x0B, 0x0000F800, PPC_SPEFPU); // GEN_SPE(efsneg, speundef, 0x03, 0x0B, 0x0000F800, PPC_SPEFPU); // GEN_SPE(efsmul, efsdiv, 0x04, 0x0B, 0x00000000, PPC_SPEFPU); // GEN_SPE(efscmpgt, efscmplt, 0x06, 0x0B, 0x00600000, PPC_SPEFPU); // GEN_SPE(efscmpeq, efscfd, 0x07, 0x0B, 0x00600000, PPC_SPEFPU); // GEN_SPE(efscfui, efscfsi, 0x08, 0x0B, 0x00180000, PPC_SPEFPU); // GEN_SPE(efscfuf, efscfsf, 0x09, 0x0B, 0x00180000, PPC_SPEFPU); // GEN_SPE(efsctui, efsctsi, 0x0A, 0x0B, 0x00180000, PPC_SPEFPU); // GEN_SPE(efsctuf, efsctsf, 0x0B, 0x0B, 0x00180000, PPC_SPEFPU); // GEN_SPE(efsctuiz, speundef, 0x0C, 0x0B, 0x00180000, PPC_SPEFPU); // GEN_SPE(efsctsiz, speundef, 0x0D, 0x0B, 0x00180000, PPC_SPEFPU); // GEN_SPE(efststgt, efststlt, 0x0E, 0x0B, 0x00600000, PPC_SPEFPU); // GEN_SPE(efststeq, speundef, 0x0F, 0x0B, 0x00600000, PPC_SPEFPU); // /* Double precision floating-point operations */ /* Arithmetic */ GEN_SPEFPUOP_ARITH2(efdadd); GEN_SPEFPUOP_ARITH2(efdsub); GEN_SPEFPUOP_ARITH2(efdmul); GEN_SPEFPUOP_ARITH2(efddiv); GEN_SPEFPUOP_ARITH1(efdabs); GEN_SPEFPUOP_ARITH1(efdnabs); GEN_SPEFPUOP_ARITH1(efdneg); /* Conversion */ GEN_SPEFPUOP_CONV(efdcfui); GEN_SPEFPUOP_CONV(efdcfsi); GEN_SPEFPUOP_CONV(efdcfuf); GEN_SPEFPUOP_CONV(efdcfsf); GEN_SPEFPUOP_CONV(efdctui); GEN_SPEFPUOP_CONV(efdctsi); GEN_SPEFPUOP_CONV(efdctuf); GEN_SPEFPUOP_CONV(efdctsf); GEN_SPEFPUOP_CONV(efdctuiz); GEN_SPEFPUOP_CONV(efdctsiz); GEN_SPEFPUOP_CONV(efdcfs); GEN_SPEFPUOP_CONV(efdcfuid); GEN_SPEFPUOP_CONV(efdcfsid); GEN_SPEFPUOP_CONV(efdctuidz); GEN_SPEFPUOP_CONV(efdctsidz); /* Comparison */ GEN_SPEFPUOP_COMP(efdcmpgt); GEN_SPEFPUOP_COMP(efdcmplt); GEN_SPEFPUOP_COMP(efdcmpeq); GEN_SPEFPUOP_COMP(efdtstgt); GEN_SPEFPUOP_COMP(efdtstlt); GEN_SPEFPUOP_COMP(efdtsteq); /* Opcodes definitions */ GEN_SPE(efdadd, efdsub, 0x10, 0x0B, 0x00000000, PPC_SPEFPU); // GEN_SPE(efdcfuid, efdcfsid, 0x11, 0x0B, 0x00180000, PPC_SPEFPU); // GEN_SPE(efdabs, efdnabs, 0x12, 0x0B, 0x0000F800, PPC_SPEFPU); // GEN_SPE(efdneg, speundef, 0x13, 0x0B, 0x0000F800, PPC_SPEFPU); // GEN_SPE(efdmul, efddiv, 0x14, 0x0B, 0x00000000, PPC_SPEFPU); // GEN_SPE(efdctuidz, efdctsidz, 0x15, 0x0B, 0x00180000, PPC_SPEFPU); // GEN_SPE(efdcmpgt, efdcmplt, 0x16, 0x0B, 0x00600000, PPC_SPEFPU); // GEN_SPE(efdcmpeq, efdcfs, 0x17, 0x0B, 0x00600000, PPC_SPEFPU); // GEN_SPE(efdcfui, efdcfsi, 0x18, 0x0B, 0x00180000, PPC_SPEFPU); // GEN_SPE(efdcfuf, efdcfsf, 0x19, 0x0B, 0x00180000, PPC_SPEFPU); // GEN_SPE(efdctui, efdctsi, 0x1A, 0x0B, 0x00180000, PPC_SPEFPU); // GEN_SPE(efdctuf, efdctsf, 0x1B, 0x0B, 0x00180000, PPC_SPEFPU); // GEN_SPE(efdctuiz, speundef, 0x1C, 0x0B, 0x00180000, PPC_SPEFPU); // GEN_SPE(efdctsiz, speundef, 0x1D, 0x0B, 0x00180000, PPC_SPEFPU); // GEN_SPE(efdtstgt, efdtstlt, 0x1E, 0x0B, 0x00600000, PPC_SPEFPU); // GEN_SPE(efdtsteq, speundef, 0x1F, 0x0B, 0x00600000, PPC_SPEFPU); // /* End opcode list */ GEN_OPCODE_MARK(end); #include "translate_init.c" #include "helper_regs.h" /*****************************************************************************/ /* Misc PowerPC helpers */ void cpu_dump_state (CPUState *env, FILE *f, int (*cpu_fprintf)(FILE *f, const char *fmt, ...), int flags) { #define RGPL 4 #define RFPL 4 int i; cpu_fprintf(f, "NIP " ADDRX " LR " ADDRX " CTR " ADDRX " XER %08x\n", env->nip, env->lr, env->ctr, env->xer); cpu_fprintf(f, "MSR " ADDRX " HID0 " ADDRX " HF " ADDRX " idx %d\n", env->msr, env->spr[SPR_HID0], env->hflags, env->mmu_idx); #if !defined(NO_TIMER_DUMP) cpu_fprintf(f, "TB %08x %08x " #if !defined(CONFIG_USER_ONLY) "DECR %08x" #endif "\n", cpu_ppc_load_tbu(env), cpu_ppc_load_tbl(env) #if !defined(CONFIG_USER_ONLY) , cpu_ppc_load_decr(env) #endif ); #endif for (i = 0; i < 32; i++) { if ((i & (RGPL - 1)) == 0) cpu_fprintf(f, "GPR%02d", i); cpu_fprintf(f, " " REGX, ppc_dump_gpr(env, i)); if ((i & (RGPL - 1)) == (RGPL - 1)) cpu_fprintf(f, "\n"); } cpu_fprintf(f, "CR "); for (i = 0; i < 8; i++) cpu_fprintf(f, "%01x", env->crf[i]); cpu_fprintf(f, " ["); for (i = 0; i < 8; i++) { char a = '-'; if (env->crf[i] & 0x08) a = 'L'; else if (env->crf[i] & 0x04) a = 'G'; else if (env->crf[i] & 0x02) a = 'E'; cpu_fprintf(f, " %c%c", a, env->crf[i] & 0x01 ? 'O' : ' '); } cpu_fprintf(f, " ] RES " ADDRX "\n", env->reserve); for (i = 0; i < 32; i++) { if ((i & (RFPL - 1)) == 0) cpu_fprintf(f, "FPR%02d", i); cpu_fprintf(f, " %016" PRIx64, *((uint64_t *)&env->fpr[i])); if ((i & (RFPL - 1)) == (RFPL - 1)) cpu_fprintf(f, "\n"); } #if !defined(CONFIG_USER_ONLY) cpu_fprintf(f, "SRR0 " ADDRX " SRR1 " ADDRX " SDR1 " ADDRX "\n", env->spr[SPR_SRR0], env->spr[SPR_SRR1], env->sdr1); #endif #undef RGPL #undef RFPL } void cpu_dump_statistics (CPUState *env, FILE*f, int (*cpu_fprintf)(FILE *f, const char *fmt, ...), int flags) { #if defined(DO_PPC_STATISTICS) opc_handler_t **t1, **t2, **t3, *handler; int op1, op2, op3; t1 = env->opcodes; for (op1 = 0; op1 < 64; op1++) { handler = t1[op1]; if (is_indirect_opcode(handler)) { t2 = ind_table(handler); for (op2 = 0; op2 < 32; op2++) { handler = t2[op2]; if (is_indirect_opcode(handler)) { t3 = ind_table(handler); for (op3 = 0; op3 < 32; op3++) { handler = t3[op3]; if (handler->count == 0) continue; cpu_fprintf(f, "%02x %02x %02x (%02x %04d) %16s: " "%016llx %lld\n", op1, op2, op3, op1, (op3 << 5) | op2, handler->oname, handler->count, handler->count); } } else { if (handler->count == 0) continue; cpu_fprintf(f, "%02x %02x (%02x %04d) %16s: " "%016llx %lld\n", op1, op2, op1, op2, handler->oname, handler->count, handler->count); } } } else { if (handler->count == 0) continue; cpu_fprintf(f, "%02x (%02x ) %16s: %016llx %lld\n", op1, op1, handler->oname, handler->count, handler->count); } } #endif } /*****************************************************************************/ static always_inline void gen_intermediate_code_internal (CPUState *env, TranslationBlock *tb, int search_pc) { DisasContext ctx, *ctxp = &ctx; opc_handler_t **table, *handler; target_ulong pc_start; uint16_t *gen_opc_end; int supervisor, little_endian; CPUBreakpoint *bp; int j, lj = -1; int num_insns; int max_insns; pc_start = tb->pc; gen_opc_end = gen_opc_buf + OPC_MAX_SIZE; #if defined(OPTIMIZE_FPRF_UPDATE) gen_fprf_ptr = gen_fprf_buf; #endif ctx.nip = pc_start; ctx.tb = tb; ctx.exception = POWERPC_EXCP_NONE; ctx.spr_cb = env->spr_cb; supervisor = env->mmu_idx; #if !defined(CONFIG_USER_ONLY) ctx.supervisor = supervisor; #endif little_endian = env->hflags & (1 << MSR_LE) ? 1 : 0; #if defined(TARGET_PPC64) ctx.sf_mode = msr_sf; ctx.mem_idx = (supervisor << 2) | (msr_sf << 1) | little_endian; #else ctx.mem_idx = (supervisor << 1) | little_endian; #endif ctx.dcache_line_size = env->dcache_line_size; ctx.fpu_enabled = msr_fp; if ((env->flags & POWERPC_FLAG_SPE) && msr_spe) ctx.spe_enabled = msr_spe; else ctx.spe_enabled = 0; if ((env->flags & POWERPC_FLAG_VRE) && msr_vr) ctx.altivec_enabled = msr_vr; else ctx.altivec_enabled = 0; if ((env->flags & POWERPC_FLAG_SE) && msr_se) ctx.singlestep_enabled = CPU_SINGLE_STEP; else ctx.singlestep_enabled = 0; if ((env->flags & POWERPC_FLAG_BE) && msr_be) ctx.singlestep_enabled |= CPU_BRANCH_STEP; if (unlikely(env->singlestep_enabled)) ctx.singlestep_enabled |= GDBSTUB_SINGLE_STEP; #if defined (DO_SINGLE_STEP) && 0 /* Single step trace mode */ msr_se = 1; #endif num_insns = 0; max_insns = tb->cflags & CF_COUNT_MASK; if (max_insns == 0) max_insns = CF_COUNT_MASK; gen_icount_start(); /* Set env in case of segfault during code fetch */ while (ctx.exception == POWERPC_EXCP_NONE && gen_opc_ptr < gen_opc_end) { if (unlikely(env->breakpoints)) { for (bp = env->breakpoints; bp != NULL; bp = bp->next) { if (bp->pc == ctx.nip) { gen_update_nip(&ctx, ctx.nip); gen_op_debug(); break; } } } if (unlikely(search_pc)) { j = gen_opc_ptr - gen_opc_buf; if (lj < j) { lj++; while (lj < j) gen_opc_instr_start[lj++] = 0; gen_opc_pc[lj] = ctx.nip; gen_opc_instr_start[lj] = 1; gen_opc_icount[lj] = num_insns; } } #if defined PPC_DEBUG_DISAS if (loglevel & CPU_LOG_TB_IN_ASM) { fprintf(logfile, "----------------\n"); fprintf(logfile, "nip=" ADDRX " super=%d ir=%d\n", ctx.nip, supervisor, (int)msr_ir); } #endif if (num_insns + 1 == max_insns && (tb->cflags & CF_LAST_IO)) gen_io_start(); if (unlikely(little_endian)) { ctx.opcode = bswap32(ldl_code(ctx.nip)); } else { ctx.opcode = ldl_code(ctx.nip); } #if defined PPC_DEBUG_DISAS if (loglevel & CPU_LOG_TB_IN_ASM) { fprintf(logfile, "translate opcode %08x (%02x %02x %02x) (%s)\n", ctx.opcode, opc1(ctx.opcode), opc2(ctx.opcode), opc3(ctx.opcode), little_endian ? "little" : "big"); } #endif ctx.nip += 4; table = env->opcodes; num_insns++; handler = table[opc1(ctx.opcode)]; if (is_indirect_opcode(handler)) { table = ind_table(handler); handler = table[opc2(ctx.opcode)]; if (is_indirect_opcode(handler)) { table = ind_table(handler); handler = table[opc3(ctx.opcode)]; } } /* Is opcode *REALLY* valid ? */ if (unlikely(handler->handler == &gen_invalid)) { if (loglevel != 0) { fprintf(logfile, "invalid/unsupported opcode: " "%02x - %02x - %02x (%08x) " ADDRX " %d\n", opc1(ctx.opcode), opc2(ctx.opcode), opc3(ctx.opcode), ctx.opcode, ctx.nip - 4, (int)msr_ir); } else { printf("invalid/unsupported opcode: " "%02x - %02x - %02x (%08x) " ADDRX " %d\n", opc1(ctx.opcode), opc2(ctx.opcode), opc3(ctx.opcode), ctx.opcode, ctx.nip - 4, (int)msr_ir); } } else { if (unlikely((ctx.opcode & handler->inval) != 0)) { if (loglevel != 0) { fprintf(logfile, "invalid bits: %08x for opcode: " "%02x - %02x - %02x (%08x) " ADDRX "\n", ctx.opcode & handler->inval, opc1(ctx.opcode), opc2(ctx.opcode), opc3(ctx.opcode), ctx.opcode, ctx.nip - 4); } else { printf("invalid bits: %08x for opcode: " "%02x - %02x - %02x (%08x) " ADDRX "\n", ctx.opcode & handler->inval, opc1(ctx.opcode), opc2(ctx.opcode), opc3(ctx.opcode), ctx.opcode, ctx.nip - 4); } GEN_EXCP_INVAL(ctxp); break; } } (*(handler->handler))(&ctx); #if defined(DO_PPC_STATISTICS) handler->count++; #endif /* Check trace mode exceptions */ if (unlikely(ctx.singlestep_enabled & CPU_SINGLE_STEP && (ctx.nip <= 0x100 || ctx.nip > 0xF00) && ctx.exception != POWERPC_SYSCALL && ctx.exception != POWERPC_EXCP_TRAP && ctx.exception != POWERPC_EXCP_BRANCH)) { GEN_EXCP(ctxp, POWERPC_EXCP_TRACE, 0); } else if (unlikely(((ctx.nip & (TARGET_PAGE_SIZE - 1)) == 0) || (env->singlestep_enabled) || num_insns >= max_insns)) { /* if we reach a page boundary or are single stepping, stop * generation */ break; } #if defined (DO_SINGLE_STEP) break; #endif } if (tb->cflags & CF_LAST_IO) gen_io_end(); if (ctx.exception == POWERPC_EXCP_NONE) { gen_goto_tb(&ctx, 0, ctx.nip); } else if (ctx.exception != POWERPC_EXCP_BRANCH) { if (unlikely(env->singlestep_enabled)) { gen_update_nip(&ctx, ctx.nip); gen_op_debug(); } /* Generate the return instruction */ tcg_gen_exit_tb(0); } gen_icount_end(tb, num_insns); *gen_opc_ptr = INDEX_op_end; if (unlikely(search_pc)) { j = gen_opc_ptr - gen_opc_buf; lj++; while (lj <= j) gen_opc_instr_start[lj++] = 0; } else { tb->size = ctx.nip - pc_start; tb->icount = num_insns; } #if defined(DEBUG_DISAS) if (loglevel & CPU_LOG_TB_CPU) { fprintf(logfile, "---------------- excp: %04x\n", ctx.exception); cpu_dump_state(env, logfile, fprintf, 0); } if (loglevel & CPU_LOG_TB_IN_ASM) { int flags; flags = env->bfd_mach; flags |= little_endian << 16; fprintf(logfile, "IN: %s\n", lookup_symbol(pc_start)); target_disas(logfile, pc_start, ctx.nip - pc_start, flags); fprintf(logfile, "\n"); } #endif } void gen_intermediate_code (CPUState *env, struct TranslationBlock *tb) { gen_intermediate_code_internal(env, tb, 0); } void gen_intermediate_code_pc (CPUState *env, struct TranslationBlock *tb) { gen_intermediate_code_internal(env, tb, 1); } void gen_pc_load(CPUState *env, TranslationBlock *tb, unsigned long searched_pc, int pc_pos, void *puc) { int type, c; /* for PPC, we need to look at the micro operation to get the * access type */ env->nip = gen_opc_pc[pc_pos]; c = gen_opc_buf[pc_pos]; switch(c) { #if defined(CONFIG_USER_ONLY) #define CASE3(op)\ case INDEX_op_ ## op ## _raw #else #define CASE3(op)\ case INDEX_op_ ## op ## _user:\ case INDEX_op_ ## op ## _kernel:\ case INDEX_op_ ## op ## _hypv #endif CASE3(stfd): CASE3(stfs): CASE3(lfd): CASE3(lfs): type = ACCESS_FLOAT; break; CASE3(lwarx): type = ACCESS_RES; break; CASE3(stwcx): type = ACCESS_RES; break; CASE3(eciwx): CASE3(ecowx): type = ACCESS_EXT; break; default: type = ACCESS_INT; break; } env->access_type = type; }