diff options
author | Paolo Bonzini <pbonzini@redhat.com> | 2024-05-24 17:17:47 +0200 |
---|---|---|
committer | Michael Tokarev <mjt@tls.msk.ru> | 2024-05-27 22:05:52 +0300 |
commit | 89ed6d4b6c119e0860ba450e6cb1395e05c83d39 (patch) | |
tree | c41e4c07be1e27f5384697d2c645b523aaf09442 /target | |
parent | 085446905000d6b80978815594a7cd34d54ff46b (diff) |
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>
(cherry picked from commit 8225bff7c5db504f50e54ef66b079854635dba70)
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
Diffstat (limited to 'target')
-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 b5ebff2c89..c2c5e73b3f 100644 --- a/target/i386/tcg/translate.c +++ b/target/i386/tcg/translate.c @@ -6971,7 +6971,7 @@ 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 |