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target/i386: check CF_PARALLEL instead of parallel_cpus

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Thereby decoupling the resulting translated code from the current state
of the system.

Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Emilio G. Cota <cota@braap.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Emilio G. Cota 2017-07-14 18:30:49 -04:00 committed by Richard Henderson
parent f9f46db444
commit b5e3b4c2ac
1 changed files with 2 additions and 2 deletions
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4
target/i386/translate.c
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@ -5307,7 +5307,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
if (!(s->cpuid_ext_features & CPUID_EXT_CX16))
goto illegal_op;
gen_lea_modrm(env, s, modrm);
if ((s->prefix & PREFIX_LOCK) && parallel_cpus) {
if ((s->prefix & PREFIX_LOCK) && (tb_cflags(s->base.tb) & CF_PARALLEL)) {
gen_helper_cmpxchg16b(cpu_env, cpu_A0);
} else {
gen_helper_cmpxchg16b_unlocked(cpu_env, cpu_A0);
@ -5318,7 +5318,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
if (!(s->cpuid_features & CPUID_CX8))
goto illegal_op;
gen_lea_modrm(env, s, modrm);
if ((s->prefix & PREFIX_LOCK) && parallel_cpus) {
if ((s->prefix & PREFIX_LOCK) && (tb_cflags(s->base.tb) & CF_PARALLEL)) {
gen_helper_cmpxchg8b(cpu_env, cpu_A0);
} else {
gen_helper_cmpxchg8b_unlocked(cpu_env, cpu_A0);