34 lines
1.1 KiB
Diff
34 lines
1.1 KiB
Diff
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From 216483f975d268d1bba93e5a44c06b080f515a97 Mon Sep 17 00:00:00 2001
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From: liujing <liujing_yewu@cmss.chinamobile.com>
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Date: Wed, 18 Sep 2024 16:58:59 +0800
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Subject: [PATCH] target/i386: REPZ and REPNZ are mutually exclusive
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The later prefix wins if both are present, make it show in s->prefix too.
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Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
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Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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Signed-off-by: Liu Jing <liujing_yewu@cmss.chinamobile.com>
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---
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target/i386/tcg/translate.c | 2 ++
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1 file changed, 2 insertions(+)
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diff --git a/target/i386/tcg/translate.c b/target/i386/tcg/translate.c
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index 82f77b52fb..0b035df68e 100644
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--- a/target/i386/tcg/translate.c
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+++ b/target/i386/tcg/translate.c
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@@ -4587,9 +4587,11 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
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switch (b) {
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case 0xf3:
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prefixes |= PREFIX_REPZ;
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+ prefixes &= ~PREFIX_REPNZ;
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goto next_byte;
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case 0xf2:
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prefixes |= PREFIX_REPNZ;
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+ prefixes &= ~PREFIX_REPZ;
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goto next_byte;
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case 0xf0:
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prefixes |= PREFIX_LOCK;
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--
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2.41.0.windows.1
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