diff --git a/target-tricore/helper.h b/target-tricore/helper.h index fbabbd5c69f055f2f570a2e10a6e1894e0afee91..b3fc33ceae6c9f278d275555032dae507bb36b93 100644 --- a/target-tricore/helper.h +++ b/target-tricore/helper.h @@ -27,3 +27,6 @@ DEF_HELPER_2(ldlcx, void, env, i32) DEF_HELPER_2(lducx, void, env, i32) DEF_HELPER_2(stlcx, void, env, i32) DEF_HELPER_2(stucx, void, env, i32) +/* Address mode helper */ +DEF_HELPER_1(br_update, i32, i32) +DEF_HELPER_2(circ_update, i32, i32, i32) diff --git a/target-tricore/op_helper.c b/target-tricore/op_helper.c index 94b5d8e12ec795762e97bcc1b9e653623cf07d59..a36988aa1b16e7d050e53063dd618d96262b04ff 100644 --- a/target-tricore/op_helper.c +++ b/target-tricore/op_helper.c @@ -20,6 +20,42 @@ #include "exec/helper-proto.h" #include "exec/cpu_ldst.h" +/* Addressing mode helper */ + +static uint16_t reverse16(uint16_t val) +{ + uint8_t high = (uint8_t)(val >> 8); + uint8_t low = (uint8_t)(val & 0xff); + + uint16_t rh, rl; + + rl = (uint16_t)((high * 0x0202020202ULL & 0x010884422010ULL) % 1023); + rh = (uint16_t)((low * 0x0202020202ULL & 0x010884422010ULL) % 1023); + + return (rh << 8) | rl; +} + +uint32_t helper_br_update(uint32_t reg) +{ + uint32_t index = reg & 0xffff; + uint32_t incr = reg >> 16; + uint32_t new_index = reverse16(reverse16(index) + reverse16(incr)); + return reg - index + new_index; +} + +uint32_t helper_circ_update(uint32_t reg, uint32_t off) +{ + uint32_t index = reg & 0xffff; + uint32_t length = reg >> 16; + int32_t new_index = index + off; + if (new_index < 0) { + new_index += length; + } else { + new_index %= length; + } + return reg - index + new_index; +} + #define SSOV(env, ret, arg, len) do { \ int64_t max_pos = INT##len ##_MAX; \ int64_t max_neg = INT##len ##_MIN; \ diff --git a/target-tricore/translate.c b/target-tricore/translate.c index ddbabc40faf8685cc1df6012a0d469b3a0b80d04..d5a95969bb1f037f90a132a7435701f5d145dd23 100644 --- a/target-tricore/translate.c +++ b/target-tricore/translate.c @@ -149,6 +149,15 @@ static void gen_st_2regs_64(TCGv rh, TCGv rl, TCGv address, DisasContext *ctx) tcg_temp_free_i64(temp); } +static void gen_offset_st_2regs(TCGv rh, TCGv rl, TCGv base, int16_t con, + DisasContext *ctx) +{ + TCGv temp = tcg_temp_new(); + tcg_gen_addi_tl(temp, base, con); + gen_st_2regs_64(rh, rl, temp, ctx); + tcg_temp_free(temp); +} + static void gen_ld_2regs_64(TCGv rh, TCGv rl, TCGv address, DisasContext *ctx) { TCGv_i64 temp = tcg_temp_new_i64(); @@ -160,6 +169,35 @@ static void gen_ld_2regs_64(TCGv rh, TCGv rl, TCGv address, DisasContext *ctx) tcg_temp_free_i64(temp); } +static void gen_offset_ld_2regs(TCGv rh, TCGv rl, TCGv base, int16_t con, + DisasContext *ctx) +{ + TCGv temp = tcg_temp_new(); + tcg_gen_addi_tl(temp, base, con); + gen_ld_2regs_64(rh, rl, temp, ctx); + tcg_temp_free(temp); +} + +static void gen_st_preincr(DisasContext *ctx, TCGv r1, TCGv r2, int16_t off, + TCGMemOp mop) +{ + TCGv temp = tcg_temp_new(); + tcg_gen_addi_tl(temp, r2, off); + tcg_gen_qemu_st_tl(r1, temp, ctx->mem_idx, mop); + tcg_gen_mov_tl(r2, temp); + tcg_temp_free(temp); +} + +static void gen_ld_preincr(DisasContext *ctx, TCGv r1, TCGv r2, int16_t off, + TCGMemOp mop) +{ + TCGv temp = tcg_temp_new(); + tcg_gen_addi_tl(temp, r2, off); + tcg_gen_qemu_ld_tl(r1, temp, ctx->mem_idx, mop); + tcg_gen_mov_tl(r2, temp); + tcg_temp_free(temp); +} + /* M(EA, word) = (M(EA, word) & ~E[a][63:32]) | (E[a][31:0] & E[a][63:32]); */ static void gen_ldmst(DisasContext *ctx, int ereg, TCGv ea) { @@ -1635,6 +1673,612 @@ static void decode_bit_sh_logic2(CPUTriCoreState *env, DisasContext *ctx) tcg_temp_free(temp); } +/* BO-format */ + + +static void decode_bo_addrmode_post_pre_base(CPUTriCoreState *env, + DisasContext *ctx) +{ + uint32_t op2; + uint32_t off10; + int32_t r1, r2; + TCGv temp; + + r1 = MASK_OP_BO_S1D(ctx->opcode); + r2 = MASK_OP_BO_S2(ctx->opcode); + off10 = MASK_OP_BO_OFF10_SEXT(ctx->opcode); + op2 = MASK_OP_BO_OP2(ctx->opcode); + + switch (op2) { + case OPC2_32_BO_CACHEA_WI_SHORTOFF: + case OPC2_32_BO_CACHEA_W_SHORTOFF: + case OPC2_32_BO_CACHEA_I_SHORTOFF: + /* instruction to access the cache */ + break; + case OPC2_32_BO_CACHEA_WI_POSTINC: + case OPC2_32_BO_CACHEA_W_POSTINC: + case OPC2_32_BO_CACHEA_I_POSTINC: + /* instruction to access the cache, but we still need to handle + the addressing mode */ + tcg_gen_addi_tl(cpu_gpr_d[r2], cpu_gpr_d[r2], off10); + break; + case OPC2_32_BO_CACHEA_WI_PREINC: + case OPC2_32_BO_CACHEA_W_PREINC: + case OPC2_32_BO_CACHEA_I_PREINC: + /* instruction to access the cache, but we still need to handle + the addressing mode */ + tcg_gen_addi_tl(cpu_gpr_d[r2], cpu_gpr_d[r2], off10); + break; + case OPC2_32_BO_CACHEI_WI_SHORTOFF: + case OPC2_32_BO_CACHEI_W_SHORTOFF: + /* TODO: Raise illegal opcode trap, + if tricore_feature(TRICORE_FEATURE_13) */ + break; + case OPC2_32_BO_CACHEI_W_POSTINC: + case OPC2_32_BO_CACHEI_WI_POSTINC: + if (!tricore_feature(env, TRICORE_FEATURE_13)) { + tcg_gen_addi_tl(cpu_gpr_d[r2], cpu_gpr_d[r2], off10); + } /* TODO: else raise illegal opcode trap */ + break; + case OPC2_32_BO_CACHEI_W_PREINC: + case OPC2_32_BO_CACHEI_WI_PREINC: + if (!tricore_feature(env, TRICORE_FEATURE_13)) { + tcg_gen_addi_tl(cpu_gpr_d[r2], cpu_gpr_d[r2], off10); + } /* TODO: else raise illegal opcode trap */ + break; + case OPC2_32_BO_ST_A_SHORTOFF: + gen_offset_st(ctx, cpu_gpr_a[r1], cpu_gpr_a[r2], off10, MO_LESL); + break; + case OPC2_32_BO_ST_A_POSTINC: + tcg_gen_qemu_st_tl(cpu_gpr_a[r1], cpu_gpr_a[r2], ctx->mem_idx, + MO_LESL); + tcg_gen_addi_tl(cpu_gpr_a[r2], cpu_gpr_a[r2], off10); + break; + case OPC2_32_BO_ST_A_PREINC: + gen_st_preincr(ctx, cpu_gpr_a[r1], cpu_gpr_a[r2], off10, MO_LESL); + break; + case OPC2_32_BO_ST_B_SHORTOFF: + gen_offset_st(ctx, cpu_gpr_d[r1], cpu_gpr_a[r2], off10, MO_UB); + break; + case OPC2_32_BO_ST_B_POSTINC: + tcg_gen_qemu_st_tl(cpu_gpr_d[r1], cpu_gpr_a[r2], ctx->mem_idx, + MO_UB); + tcg_gen_addi_tl(cpu_gpr_a[r2], cpu_gpr_a[r2], off10); + break; + case OPC2_32_BO_ST_B_PREINC: + gen_st_preincr(ctx, cpu_gpr_d[r1], cpu_gpr_a[r2], off10, MO_UB); + break; + case OPC2_32_BO_ST_D_SHORTOFF: + gen_offset_st_2regs(cpu_gpr_d[r1+1], cpu_gpr_d[r1], cpu_gpr_a[r2], + off10, ctx); + break; + case OPC2_32_BO_ST_D_POSTINC: + gen_st_2regs_64(cpu_gpr_d[r1+1], cpu_gpr_d[r1], cpu_gpr_a[r2], ctx); + tcg_gen_addi_tl(cpu_gpr_a[r2], cpu_gpr_a[r2], off10); + break; + case OPC2_32_BO_ST_D_PREINC: + temp = tcg_temp_new(); + tcg_gen_addi_tl(temp, cpu_gpr_a[r2], off10); + gen_st_2regs_64(cpu_gpr_d[r1+1], cpu_gpr_d[r1], temp, ctx); + tcg_gen_mov_tl(cpu_gpr_a[r2], temp); + tcg_temp_free(temp); + break; + case OPC2_32_BO_ST_DA_SHORTOFF: + gen_offset_st_2regs(cpu_gpr_a[r1+1], cpu_gpr_a[r1], cpu_gpr_a[r2], + off10, ctx); + break; + case OPC2_32_BO_ST_DA_POSTINC: + gen_st_2regs_64(cpu_gpr_a[r1+1], cpu_gpr_a[r1], cpu_gpr_a[r2], ctx); + tcg_gen_addi_tl(cpu_gpr_a[r2], cpu_gpr_a[r2], off10); + break; + case OPC2_32_BO_ST_DA_PREINC: + temp = tcg_temp_new(); + tcg_gen_addi_tl(temp, cpu_gpr_a[r2], off10); + gen_st_2regs_64(cpu_gpr_a[r1+1], cpu_gpr_a[r1], temp, ctx); + tcg_gen_mov_tl(cpu_gpr_a[r2], temp); + tcg_temp_free(temp); + break; + case OPC2_32_BO_ST_H_SHORTOFF: + gen_offset_st(ctx, cpu_gpr_d[r1], cpu_gpr_a[r2], off10, MO_LEUW); + break; + case OPC2_32_BO_ST_H_POSTINC: + tcg_gen_qemu_st_tl(cpu_gpr_d[r1], cpu_gpr_a[r2], ctx->mem_idx, + MO_LEUW); + tcg_gen_addi_tl(cpu_gpr_a[r2], cpu_gpr_a[r2], off10); + break; + case OPC2_32_BO_ST_H_PREINC: + gen_st_preincr(ctx, cpu_gpr_d[r1], cpu_gpr_a[r2], off10, MO_LEUW); + break; + case OPC2_32_BO_ST_Q_SHORTOFF: + temp = tcg_temp_new(); + tcg_gen_shri_tl(temp, cpu_gpr_d[r1], 16); + gen_offset_st(ctx, temp, cpu_gpr_a[r2], off10, MO_LEUW); + tcg_temp_free(temp); + break; + case OPC2_32_BO_ST_Q_POSTINC: + temp = tcg_temp_new(); + tcg_gen_shri_tl(temp, cpu_gpr_d[r1], 16); + tcg_gen_qemu_st_tl(temp, cpu_gpr_a[r2], ctx->mem_idx, + MO_LEUW); + tcg_gen_addi_tl(cpu_gpr_a[r2], cpu_gpr_a[r2], off10); + tcg_temp_free(temp); + break; + case OPC2_32_BO_ST_Q_PREINC: + temp = tcg_temp_new(); + tcg_gen_shri_tl(temp, cpu_gpr_d[r1], 16); + gen_st_preincr(ctx, temp, cpu_gpr_a[r2], off10, MO_LEUW); + tcg_temp_free(temp); + break; + case OPC2_32_BO_ST_W_SHORTOFF: + gen_offset_st(ctx, cpu_gpr_d[r1], cpu_gpr_a[r2], off10, MO_LEUL); + break; + case OPC2_32_BO_ST_W_POSTINC: + tcg_gen_qemu_st_tl(cpu_gpr_d[r1], cpu_gpr_a[r2], ctx->mem_idx, + MO_LEUL); + tcg_gen_addi_tl(cpu_gpr_a[r2], cpu_gpr_a[r2], off10); + break; + case OPC2_32_BO_ST_W_PREINC: + gen_st_preincr(ctx, cpu_gpr_d[r1], cpu_gpr_a[r2], off10, MO_LEUL); + break; + } +} + +static void decode_bo_addrmode_bitreverse_circular(CPUTriCoreState *env, + DisasContext *ctx) +{ + uint32_t op2; + uint32_t off10; + int32_t r1, r2; + TCGv temp, temp2, temp3; + + r1 = MASK_OP_BO_S1D(ctx->opcode); + r2 = MASK_OP_BO_S2(ctx->opcode); + off10 = MASK_OP_BO_OFF10_SEXT(ctx->opcode); + op2 = MASK_OP_BO_OP2(ctx->opcode); + + temp = tcg_temp_new(); + temp2 = tcg_temp_new(); + temp3 = tcg_const_i32(off10); + + tcg_gen_ext16u_tl(temp, cpu_gpr_a[r2+1]); + tcg_gen_add_tl(temp2, cpu_gpr_a[r2], temp); + + switch (op2) { + case OPC2_32_BO_CACHEA_WI_BR: + case OPC2_32_BO_CACHEA_W_BR: + case OPC2_32_BO_CACHEA_I_BR: + gen_helper_br_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1]); + break; + case OPC2_32_BO_CACHEA_WI_CIRC: + case OPC2_32_BO_CACHEA_W_CIRC: + case OPC2_32_BO_CACHEA_I_CIRC: + gen_helper_circ_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1], temp3); + break; + case OPC2_32_BO_ST_A_BR: + tcg_gen_qemu_st_tl(cpu_gpr_a[r1], temp2, ctx->mem_idx, MO_LEUL); + gen_helper_br_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1]); + break; + case OPC2_32_BO_ST_A_CIRC: + tcg_gen_qemu_st_tl(cpu_gpr_a[r1], temp2, ctx->mem_idx, MO_LEUL); + gen_helper_circ_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1], temp3); + break; + case OPC2_32_BO_ST_B_BR: + tcg_gen_qemu_st_tl(cpu_gpr_d[r1], temp2, ctx->mem_idx, MO_UB); + gen_helper_br_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1]); + break; + case OPC2_32_BO_ST_B_CIRC: + tcg_gen_qemu_st_tl(cpu_gpr_d[r1], temp2, ctx->mem_idx, MO_UB); + gen_helper_circ_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1], temp3); + break; + case OPC2_32_BO_ST_D_BR: + gen_st_2regs_64(cpu_gpr_d[r1+1], cpu_gpr_d[r1], temp2, ctx); + gen_helper_br_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1]); + break; + case OPC2_32_BO_ST_D_CIRC: + tcg_gen_qemu_st_tl(cpu_gpr_d[r1], temp2, ctx->mem_idx, MO_LEUL); + tcg_gen_shri_tl(temp2, cpu_gpr_a[r2+1], 16); + tcg_gen_addi_tl(temp, temp, 4); + tcg_gen_rem_tl(temp, temp, temp2); + tcg_gen_add_tl(temp2, cpu_gpr_a[r2], temp); + tcg_gen_qemu_st_tl(cpu_gpr_d[r1+1], temp2, ctx->mem_idx, MO_LEUL); + gen_helper_circ_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1], temp3); + break; + case OPC2_32_BO_ST_DA_BR: + gen_st_2regs_64(cpu_gpr_a[r1+1], cpu_gpr_a[r1], temp2, ctx); + gen_helper_br_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1]); + break; + case OPC2_32_BO_ST_DA_CIRC: + tcg_gen_qemu_st_tl(cpu_gpr_a[r1], temp2, ctx->mem_idx, MO_LEUL); + tcg_gen_shri_tl(temp2, cpu_gpr_a[r2+1], 16); + tcg_gen_addi_tl(temp, temp, 4); + tcg_gen_rem_tl(temp, temp, temp2); + tcg_gen_add_tl(temp2, cpu_gpr_a[r2], temp); + tcg_gen_qemu_st_tl(cpu_gpr_a[r1+1], temp2, ctx->mem_idx, MO_LEUL); + gen_helper_circ_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1], temp3); + break; + case OPC2_32_BO_ST_H_BR: + tcg_gen_qemu_st_tl(cpu_gpr_d[r1], temp2, ctx->mem_idx, MO_LEUW); + gen_helper_br_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1]); + break; + case OPC2_32_BO_ST_H_CIRC: + tcg_gen_qemu_st_tl(cpu_gpr_d[r1], temp2, ctx->mem_idx, MO_LEUW); + gen_helper_circ_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1], temp3); + break; + case OPC2_32_BO_ST_Q_BR: + tcg_gen_shri_tl(temp, cpu_gpr_d[r1], 16); + tcg_gen_qemu_st_tl(temp, temp2, ctx->mem_idx, MO_LEUW); + gen_helper_br_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1]); + break; + case OPC2_32_BO_ST_Q_CIRC: + tcg_gen_shri_tl(temp, cpu_gpr_d[r1], 16); + tcg_gen_qemu_st_tl(temp, temp2, ctx->mem_idx, MO_LEUW); + gen_helper_circ_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1], temp3); + break; + case OPC2_32_BO_ST_W_BR: + tcg_gen_qemu_st_tl(cpu_gpr_d[r1], temp2, ctx->mem_idx, MO_LEUL); + gen_helper_br_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1]); + break; + case OPC2_32_BO_ST_W_CIRC: + tcg_gen_qemu_st_tl(cpu_gpr_d[r1], temp2, ctx->mem_idx, MO_LEUL); + gen_helper_circ_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1], temp3); + break; + } + tcg_temp_free(temp); + tcg_temp_free(temp2); + tcg_temp_free(temp3); +} + +static void decode_bo_addrmode_ld_post_pre_base(CPUTriCoreState *env, + DisasContext *ctx) +{ + uint32_t op2; + uint32_t off10; + int32_t r1, r2; + TCGv temp; + + r1 = MASK_OP_BO_S1D(ctx->opcode); + r2 = MASK_OP_BO_S2(ctx->opcode); + off10 = MASK_OP_BO_OFF10_SEXT(ctx->opcode); + op2 = MASK_OP_BO_OP2(ctx->opcode); + + switch (op2) { + case OPC2_32_BO_LD_A_SHORTOFF: + gen_offset_ld(ctx, cpu_gpr_a[r1], cpu_gpr_a[r2], off10, MO_LEUL); + break; + case OPC2_32_BO_LD_A_POSTINC: + tcg_gen_qemu_ld_tl(cpu_gpr_a[r1], cpu_gpr_a[r2], ctx->mem_idx, + MO_LEUL); + tcg_gen_addi_tl(cpu_gpr_a[r2], cpu_gpr_a[r2], off10); + break; + case OPC2_32_BO_LD_A_PREINC: + gen_ld_preincr(ctx, cpu_gpr_a[r1], cpu_gpr_a[r2], off10, MO_LEUL); + break; + case OPC2_32_BO_LD_B_SHORTOFF: + gen_offset_ld(ctx, cpu_gpr_d[r1], cpu_gpr_a[r2], off10, MO_SB); + break; + case OPC2_32_BO_LD_B_POSTINC: + tcg_gen_qemu_ld_tl(cpu_gpr_d[r1], cpu_gpr_a[r2], ctx->mem_idx, + MO_SB); + tcg_gen_addi_tl(cpu_gpr_a[r2], cpu_gpr_a[r2], off10); + break; + case OPC2_32_BO_LD_B_PREINC: + gen_ld_preincr(ctx, cpu_gpr_d[r1], cpu_gpr_a[r2], off10, MO_SB); + break; + case OPC2_32_BO_LD_BU_SHORTOFF: + gen_offset_ld(ctx, cpu_gpr_d[r1], cpu_gpr_a[r2], off10, MO_UB); + break; + case OPC2_32_BO_LD_BU_POSTINC: + tcg_gen_qemu_ld_tl(cpu_gpr_d[r1], cpu_gpr_a[r2], ctx->mem_idx, + MO_UB); + tcg_gen_addi_tl(cpu_gpr_a[r2], cpu_gpr_a[r2], off10); + break; + case OPC2_32_BO_LD_BU_PREINC: + gen_ld_preincr(ctx, cpu_gpr_d[r1], cpu_gpr_a[r2], off10, MO_SB); + break; + case OPC2_32_BO_LD_D_SHORTOFF: + gen_offset_ld_2regs(cpu_gpr_d[r1+1], cpu_gpr_d[r1], cpu_gpr_a[r2], + off10, ctx); + break; + case OPC2_32_BO_LD_D_POSTINC: + gen_ld_2regs_64(cpu_gpr_d[r1+1], cpu_gpr_d[r1], cpu_gpr_a[r2], ctx); + tcg_gen_addi_tl(cpu_gpr_a[r2], cpu_gpr_a[r2], off10); + break; + case OPC2_32_BO_LD_D_PREINC: + temp = tcg_temp_new(); + tcg_gen_addi_tl(temp, cpu_gpr_a[r2], off10); + gen_ld_2regs_64(cpu_gpr_d[r1+1], cpu_gpr_d[r1], temp, ctx); + tcg_gen_mov_tl(cpu_gpr_a[r2], temp); + tcg_temp_free(temp); + break; + case OPC2_32_BO_LD_DA_SHORTOFF: + gen_offset_ld_2regs(cpu_gpr_a[r1+1], cpu_gpr_a[r1], cpu_gpr_a[r2], + off10, ctx); + break; + case OPC2_32_BO_LD_DA_POSTINC: + gen_ld_2regs_64(cpu_gpr_a[r1+1], cpu_gpr_a[r1], cpu_gpr_a[r2], ctx); + tcg_gen_addi_tl(cpu_gpr_a[r2], cpu_gpr_a[r2], off10); + break; + case OPC2_32_BO_LD_DA_PREINC: + temp = tcg_temp_new(); + tcg_gen_addi_tl(temp, cpu_gpr_a[r2], off10); + gen_ld_2regs_64(cpu_gpr_a[r1+1], cpu_gpr_a[r1], temp, ctx); + tcg_gen_mov_tl(cpu_gpr_a[r2], temp); + tcg_temp_free(temp); + break; + case OPC2_32_BO_LD_H_SHORTOFF: + gen_offset_ld(ctx, cpu_gpr_d[r1], cpu_gpr_a[r2], off10, MO_LESW); + break; + case OPC2_32_BO_LD_H_POSTINC: + tcg_gen_qemu_ld_tl(cpu_gpr_d[r1], cpu_gpr_a[r2], ctx->mem_idx, + MO_LESW); + tcg_gen_addi_tl(cpu_gpr_a[r2], cpu_gpr_a[r2], off10); + break; + case OPC2_32_BO_LD_H_PREINC: + gen_ld_preincr(ctx, cpu_gpr_d[r1], cpu_gpr_a[r2], off10, MO_LESW); + break; + case OPC2_32_BO_LD_HU_SHORTOFF: + gen_offset_ld(ctx, cpu_gpr_d[r1], cpu_gpr_a[r2], off10, MO_LEUW); + break; + case OPC2_32_BO_LD_HU_POSTINC: + tcg_gen_qemu_ld_tl(cpu_gpr_d[r1], cpu_gpr_a[r2], ctx->mem_idx, + MO_LEUW); + tcg_gen_addi_tl(cpu_gpr_a[r2], cpu_gpr_a[r2], off10); + break; + case OPC2_32_BO_LD_HU_PREINC: + gen_ld_preincr(ctx, cpu_gpr_d[r1], cpu_gpr_a[r2], off10, MO_LEUW); + break; + case OPC2_32_BO_LD_Q_SHORTOFF: + gen_offset_ld(ctx, cpu_gpr_d[r1], cpu_gpr_a[r2], off10, MO_LEUW); + tcg_gen_shli_tl(cpu_gpr_d[r1], cpu_gpr_d[r1], 16); + break; + case OPC2_32_BO_LD_Q_POSTINC: + tcg_gen_qemu_ld_tl(cpu_gpr_d[r1], cpu_gpr_a[r2], ctx->mem_idx, + MO_LEUW); + tcg_gen_shli_tl(cpu_gpr_d[r1], cpu_gpr_d[r1], 16); + tcg_gen_addi_tl(cpu_gpr_a[r2], cpu_gpr_a[r2], off10); + break; + case OPC2_32_BO_LD_Q_PREINC: + gen_ld_preincr(ctx, cpu_gpr_d[r1], cpu_gpr_a[r2], off10, MO_LEUW); + tcg_gen_shli_tl(cpu_gpr_d[r1], cpu_gpr_d[r1], 16); + break; + case OPC2_32_BO_LD_W_SHORTOFF: + gen_offset_ld(ctx, cpu_gpr_d[r1], cpu_gpr_a[r2], off10, MO_LEUL); + break; + case OPC2_32_BO_LD_W_POSTINC: + tcg_gen_qemu_ld_tl(cpu_gpr_d[r1], cpu_gpr_a[r2], ctx->mem_idx, + MO_LEUL); + tcg_gen_addi_tl(cpu_gpr_a[r2], cpu_gpr_a[r2], off10); + break; + case OPC2_32_BO_LD_W_PREINC: + gen_ld_preincr(ctx, cpu_gpr_d[r1], cpu_gpr_a[r2], off10, MO_LEUL); + break; + } +} + +static void decode_bo_addrmode_ld_bitreverse_circular(CPUTriCoreState *env, + DisasContext *ctx) +{ + uint32_t op2; + uint32_t off10; + int r1, r2; + + TCGv temp, temp2, temp3; + + r1 = MASK_OP_BO_S1D(ctx->opcode); + r2 = MASK_OP_BO_S2(ctx->opcode); + off10 = MASK_OP_BO_OFF10_SEXT(ctx->opcode); + op2 = MASK_OP_BO_OP2(ctx->opcode); + + temp = tcg_temp_new(); + temp2 = tcg_temp_new(); + temp3 = tcg_const_i32(off10); + + tcg_gen_ext16u_tl(temp, cpu_gpr_a[r2+1]); + tcg_gen_add_tl(temp2, cpu_gpr_a[r2], temp); + + + switch (op2) { + case OPC2_32_BO_LD_A_BR: + tcg_gen_qemu_ld_tl(cpu_gpr_a[r1], temp2, ctx->mem_idx, MO_LEUL); + gen_helper_br_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1]); + break; + case OPC2_32_BO_LD_A_CIRC: + tcg_gen_qemu_ld_tl(cpu_gpr_a[r1], temp2, ctx->mem_idx, MO_LEUL); + gen_helper_circ_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1], temp3); + break; + case OPC2_32_BO_LD_B_BR: + tcg_gen_qemu_ld_tl(cpu_gpr_d[r1], temp2, ctx->mem_idx, MO_SB); + gen_helper_br_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1]); + break; + case OPC2_32_BO_LD_B_CIRC: + tcg_gen_qemu_ld_tl(cpu_gpr_d[r1], temp2, ctx->mem_idx, MO_SB); + gen_helper_circ_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1], temp3); + break; + case OPC2_32_BO_LD_BU_BR: + tcg_gen_qemu_ld_tl(cpu_gpr_d[r1], temp2, ctx->mem_idx, MO_UB); + gen_helper_br_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1]); + break; + case OPC2_32_BO_LD_BU_CIRC: + tcg_gen_qemu_ld_tl(cpu_gpr_d[r1], temp2, ctx->mem_idx, MO_UB); + gen_helper_circ_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1], temp3); + break; + case OPC2_32_BO_LD_D_BR: + gen_ld_2regs_64(cpu_gpr_d[r1+1], cpu_gpr_d[r1], temp2, ctx); + gen_helper_br_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1]); + break; + case OPC2_32_BO_LD_D_CIRC: + tcg_gen_qemu_ld_tl(cpu_gpr_d[r1], temp2, ctx->mem_idx, MO_LEUL); + tcg_gen_shri_tl(temp2, cpu_gpr_a[r2+1], 16); + tcg_gen_addi_tl(temp, temp, 4); + tcg_gen_rem_tl(temp, temp, temp2); + tcg_gen_add_tl(temp2, cpu_gpr_a[r2], temp); + tcg_gen_qemu_ld_tl(cpu_gpr_d[r1+1], temp2, ctx->mem_idx, MO_LEUL); + gen_helper_circ_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1], temp3); + break; + case OPC2_32_BO_LD_DA_BR: + gen_ld_2regs_64(cpu_gpr_a[r1+1], cpu_gpr_a[r1], temp2, ctx); + gen_helper_br_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1]); + break; + case OPC2_32_BO_LD_DA_CIRC: + tcg_gen_qemu_ld_tl(cpu_gpr_a[r1], temp2, ctx->mem_idx, MO_LEUL); + tcg_gen_shri_tl(temp2, cpu_gpr_a[r2+1], 16); + tcg_gen_addi_tl(temp, temp, 4); + tcg_gen_rem_tl(temp, temp, temp2); + tcg_gen_add_tl(temp2, cpu_gpr_a[r2], temp); + tcg_gen_qemu_ld_tl(cpu_gpr_a[r1+1], temp2, ctx->mem_idx, MO_LEUL); + gen_helper_circ_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1], temp3); + break; + case OPC2_32_BO_LD_H_BR: + tcg_gen_qemu_ld_tl(cpu_gpr_d[r1], temp2, ctx->mem_idx, MO_LESW); + gen_helper_br_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1]); + break; + case OPC2_32_BO_LD_H_CIRC: + tcg_gen_qemu_ld_tl(cpu_gpr_d[r1], temp2, ctx->mem_idx, MO_LESW); + gen_helper_circ_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1], temp3); + break; + case OPC2_32_BO_LD_HU_BR: + tcg_gen_qemu_ld_tl(cpu_gpr_d[r1], temp2, ctx->mem_idx, MO_LEUW); + gen_helper_br_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1]); + break; + case OPC2_32_BO_LD_HU_CIRC: + tcg_gen_qemu_ld_tl(cpu_gpr_d[r1], temp2, ctx->mem_idx, MO_LEUW); + gen_helper_circ_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1], temp3); + break; + case OPC2_32_BO_LD_Q_BR: + tcg_gen_qemu_ld_tl(cpu_gpr_d[r1], temp2, ctx->mem_idx, MO_LEUW); + tcg_gen_shli_tl(cpu_gpr_d[r1], cpu_gpr_d[r1], 16); + gen_helper_br_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1]); + break; + case OPC2_32_BO_LD_Q_CIRC: + tcg_gen_qemu_ld_tl(cpu_gpr_d[r1], temp2, ctx->mem_idx, MO_LEUW); + tcg_gen_shli_tl(cpu_gpr_d[r1], cpu_gpr_d[r1], 16); + gen_helper_circ_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1], temp3); + break; + case OPC2_32_BO_LD_W_BR: + tcg_gen_qemu_ld_tl(cpu_gpr_d[r1], temp2, ctx->mem_idx, MO_LEUL); + gen_helper_br_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1]); + break; + case OPC2_32_BO_LD_W_CIRC: + tcg_gen_qemu_ld_tl(cpu_gpr_d[r1], temp2, ctx->mem_idx, MO_LEUL); + gen_helper_circ_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1], temp3); + break; + } + tcg_temp_free(temp); + tcg_temp_free(temp2); + tcg_temp_free(temp3); +} + +static void decode_bo_addrmode_stctx_post_pre_base(CPUTriCoreState *env, + DisasContext *ctx) +{ + uint32_t op2; + uint32_t off10; + int r1, r2; + + TCGv temp, temp2; + + r1 = MASK_OP_BO_S1D(ctx->opcode); + r2 = MASK_OP_BO_S2(ctx->opcode); + off10 = MASK_OP_BO_OFF10_SEXT(ctx->opcode); + op2 = MASK_OP_BO_OP2(ctx->opcode); + + + temp = tcg_temp_new(); + temp2 = tcg_temp_new(); + + switch (op2) { + case OPC2_32_BO_LDLCX_SHORTOFF: + tcg_gen_addi_tl(temp, cpu_gpr_a[r2], off10); + gen_helper_ldlcx(cpu_env, temp); + break; + case OPC2_32_BO_LDMST_SHORTOFF: + tcg_gen_addi_tl(temp, cpu_gpr_a[r2], off10); + gen_ldmst(ctx, r1, temp); + break; + case OPC2_32_BO_LDMST_POSTINC: + gen_ldmst(ctx, r1, cpu_gpr_a[r2]); + tcg_gen_addi_tl(cpu_gpr_a[r2], cpu_gpr_a[r2], off10); + break; + case OPC2_32_BO_LDMST_PREINC: + tcg_gen_addi_tl(cpu_gpr_a[r2], cpu_gpr_a[r2], off10); + gen_ldmst(ctx, r1, cpu_gpr_a[r2]); + break; + case OPC2_32_BO_LDUCX_SHORTOFF: + tcg_gen_addi_tl(temp, cpu_gpr_a[r2], off10); + gen_helper_lducx(cpu_env, temp); + break; + case OPC2_32_BO_LEA_SHORTOFF: + tcg_gen_addi_tl(cpu_gpr_a[r1], cpu_gpr_a[r2], off10); + break; + case OPC2_32_BO_STLCX_SHORTOFF: + tcg_gen_addi_tl(temp, cpu_gpr_a[r2], off10); + gen_helper_stlcx(cpu_env, temp); + break; + case OPC2_32_BO_STUCX_SHORTOFF: + tcg_gen_addi_tl(temp, cpu_gpr_a[r2], off10); + gen_helper_stucx(cpu_env, temp); + break; + case OPC2_32_BO_SWAP_W_SHORTOFF: + tcg_gen_addi_tl(temp, cpu_gpr_a[r2], off10); + gen_swap(ctx, r1, temp); + break; + case OPC2_32_BO_SWAP_W_POSTINC: + gen_swap(ctx, r1, cpu_gpr_a[r2]); + tcg_gen_addi_tl(cpu_gpr_a[r2], cpu_gpr_a[r2], off10); + break; + case OPC2_32_BO_SWAP_W_PREINC: + tcg_gen_addi_tl(cpu_gpr_a[r2], cpu_gpr_a[r2], off10); + gen_swap(ctx, r1, cpu_gpr_a[r2]); + break; + } + tcg_temp_free(temp); + tcg_temp_free(temp2); +} + +static void decode_bo_addrmode_ldmst_bitreverse_circular(CPUTriCoreState *env, + DisasContext *ctx) +{ + uint32_t op2; + uint32_t off10; + int r1, r2; + + TCGv temp, temp2, temp3; + + r1 = MASK_OP_BO_S1D(ctx->opcode); + r2 = MASK_OP_BO_S2(ctx->opcode); + off10 = MASK_OP_BO_OFF10_SEXT(ctx->opcode); + op2 = MASK_OP_BO_OP2(ctx->opcode); + + temp = tcg_temp_new(); + temp2 = tcg_temp_new(); + temp3 = tcg_const_i32(off10); + + tcg_gen_ext16u_tl(temp, cpu_gpr_a[r2+1]); + tcg_gen_add_tl(temp2, cpu_gpr_a[r2], temp); + + switch (op2) { + case OPC2_32_BO_LDMST_BR: + gen_ldmst(ctx, r1, temp2); + gen_helper_br_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1]); + break; + case OPC2_32_BO_LDMST_CIRC: + gen_ldmst(ctx, r1, temp2); + gen_helper_circ_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1], temp3); + break; + case OPC2_32_BO_SWAP_W_BR: + gen_swap(ctx, r1, temp2); + gen_helper_br_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1]); + break; + case OPC2_32_BO_SWAP_W_CIRC: + gen_swap(ctx, r1, temp2); + gen_helper_circ_update(cpu_gpr_a[r2+1], cpu_gpr_a[r2+1], temp3); + break; + } + tcg_temp_free(temp); + tcg_temp_free(temp2); + tcg_temp_free(temp3); +} + static void decode_32Bit_opc(CPUTriCoreState *env, DisasContext *ctx) { int op1; @@ -1742,6 +2386,25 @@ static void decode_32Bit_opc(CPUTriCoreState *env, DisasContext *ctx) case OPCM_32_BIT_SH_LOGIC2: decode_bit_sh_logic2(env, ctx); break; + /* BO Format */ + case OPCM_32_BO_ADDRMODE_POST_PRE_BASE: + decode_bo_addrmode_post_pre_base(env, ctx); + break; + case OPCM_32_BO_ADDRMODE_BITREVERSE_CIRCULAR: + decode_bo_addrmode_bitreverse_circular(env, ctx); + break; + case OPCM_32_BO_ADDRMODE_LD_POST_PRE_BASE: + decode_bo_addrmode_ld_post_pre_base(env, ctx); + break; + case OPCM_32_BO_ADDRMODE_LD_BITREVERSE_CIRCULAR: + decode_bo_addrmode_ld_bitreverse_circular(env, ctx); + break; + case OPCM_32_BO_ADDRMODE_STCTX_POST_PRE_BASE: + decode_bo_addrmode_stctx_post_pre_base(env, ctx); + break; + case OPCM_32_BO_ADDRMODE_LDMST_BITREVERSE_CIRCULAR: + decode_bo_addrmode_ldmst_bitreverse_circular(env, ctx); + break; } } diff --git a/target-tricore/tricore-opcodes.h b/target-tricore/tricore-opcodes.h index 342414feff90eedde14d96ad95c0456c03482ff9..7e6f33bd62fb3a821ccf69f4e6bb078623e65d85 100644 --- a/target-tricore/tricore-opcodes.h +++ b/target-tricore/tricore-opcodes.h @@ -105,6 +105,8 @@ /* BO Format */ #define MASK_OP_BO_OFF10(op) (MASK_BITS_SHIFT(op, 16, 21) + \ (MASK_BITS_SHIFT(op, 28, 31) << 6)) +#define MASK_OP_BO_OFF10_SEXT(op) (MASK_BITS_SHIFT_SEXT(op, 16, 21) + \ + (MASK_BITS_SHIFT_SEXT(op, 28, 31) << 6)) #define MASK_OP_BO_OP2(op) MASK_BITS_SHIFT(op, 22, 27) #define MASK_OP_BO_S2(op) MASK_BITS_SHIFT(op, 12, 15) #define MASK_OP_BO_S1D(op) MASK_BITS_SHIFT(op, 8, 11)