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target/i386: Save cc_op before loop insns

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We forgot to update cc_op before these branch insns,
which lead to losing track of the current eflags.

Buglink: https://bugs.launchpad.net/qemu/+bug/1888165
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20200720154028.477457-1-richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2020-07-20 08:30:40 -07:00
parent 79826f99fe
commit 3cb3a7720b
1 changed files with 1 additions and 0 deletions
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target/i386/translate.c
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@ -7148,6 +7148,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
l1 = gen_new_label(); l1 = gen_new_label();
l2 = gen_new_label(); l2 = gen_new_label();
l3 = gen_new_label(); l3 = gen_new_label();
gen_update_cc_op(s);
b &= 3; b &= 3;
switch(b) { switch(b) {
case 0: /* loopnz */ case 0: /* loopnz */