target-arm: Add condexec state to insn_start

Reviewed-by: NAurelien Jarno <aurelien@aurel32.net>
Reviewed-by: NPeter Maydell <peter.maydell@linaro.org>
Signed-off-by: NRichard Henderson <rth@twiddle.net>

target-arm/cpu.h

@@ -95,6 +95,7 @@
 struct arm_boot_info;
 
 #define NB_MMU_MODES 7
+#define TARGET_INSN_START_EXTRA_WORDS 1
 
 /* We currently assume float and double are IEEE single and double
    precision respectively.

target-arm/translate-a64.c

@@ -11090,7 +11090,7 @@ void gen_intermediate_code_internal_a64(ARMCPU *cpu,
             tcg_ctx.gen_opc_instr_start[lj] = 1;
             tcg_ctx.gen_opc_icount[lj] = num_insns;
         }
-        tcg_gen_insn_start(dc->pc);
+        tcg_gen_insn_start(dc->pc, 0);
         num_insns++;
 
         if (unlikely(!QTAILQ_EMPTY(&cs->breakpoints))) {

target-arm/translate.c

@@ -11317,7 +11317,8 @@ static inline void gen_intermediate_code_internal(ARMCPU *cpu,
             tcg_ctx.gen_opc_instr_start[lj] = 1;
             tcg_ctx.gen_opc_icount[lj] = num_insns;
         }
-        tcg_gen_insn_start(dc->pc);
+        tcg_gen_insn_start(dc->pc,
+                           (dc->condexec_cond << 4) | (dc->condexec_mask >> 1));
         num_insns++;
 
 #ifdef CONFIG_USER_ONLY