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sparc64 flush pending conditional evaluations before exposing cpu state

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If translation block is interrupted by e.g. mmu exception
we need to compute conditional flags for inclusion into
saved cpu state. Otherwise after return from trap
conditional instructions would use stale psr/xcc data.

Signed-off-by: igor.v.kovalenko@gmail.com

--
Kind regards,
Igor V. Kovalenko
This commit is contained in:
Igor Kovalenko 2009-07-29 01:32:23 +04:00 • committed by Blue Swirl
parent bfdb36293f
commit 14ed7adc1b
1 changed files with 5 additions and 0 deletions
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5
target-sparc/translate.c
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@ -4908,4 +4908,9 @@ void gen_pc_load(CPUState *env, TranslationBlock *tb,
} else {
env->npc = npc;
}
/* flush pending conditional evaluations before exposing cpu state */
if (CC_OP != CC_OP_FLAGS) {
helper_compute_psr();
}
}