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| author | Paolo Bonzini <pbonzini@redhat.com> | 2024-05-24 17:17:47 +0200 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2024-05-25 10:00:12 +0200 |
| commit | 8225bff7c5db504f50e54ef66b079854635dba70 (patch) | |
| tree | 91138f57042e83726dddbaac5361e916df95913e | |
| parent | c2bf2ccb266dc9ae4a6da75b845f54535417e109 (diff) | |
| download | qemu-8225bff7c5db504f50e54ef66b079854635dba70.zip qemu-8225bff7c5db504f50e54ef66b079854635dba70.tar.gz qemu-8225bff7c5db504f50e54ef66b079854635dba70.tar.bz2 | |
target/i386: disable jmp_opt if EFLAGS.RF is 1
If EFLAGS.RF is 1, special processing in gen_eob_worker() is needed and
therefore goto_tb cannot be used.
Suggested-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Cc: qemu-stable@nongnu.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
| -rw-r--r-- | target/i386/tcg/translate.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/target/i386/tcg/translate.c b/target/i386/tcg/translate.c index 76be742..ebcff87 100644 --- a/target/i386/tcg/translate.c +++ b/target/i386/tcg/translate.c @@ -4660,7 +4660,7 @@ static void i386_tr_init_disas_context(DisasContextBase *dcbase, CPUState *cpu) dc->cpuid_7_1_eax_features = env->features[FEAT_7_1_EAX]; dc->cpuid_xsave_features = env->features[FEAT_XSAVE]; dc->jmp_opt = !((cflags & CF_NO_GOTO_TB) || - (flags & (HF_TF_MASK | HF_INHIBIT_IRQ_MASK))); + (flags & (HF_RF_MASK | HF_TF_MASK | HF_INHIBIT_IRQ_MASK))); /* * If jmp_opt, we want to handle each string instruction individually. * For icount also disable repz optimization so that each iteration |