From: Richard Henderson <rth@twiddle.net>
To: qemu-devel@nongnu.org
Cc: qemu-stable@nongnu.org
Subject: [Qemu-devel] [PULL 1/3] target-i386: Fix CC_OP_CLR vs PF
Date: Fri, 28 Feb 2014 09:14:29 -0800 [thread overview]
Message-ID: <1393607671-23305-2-git-send-email-rth@twiddle.net> (raw)
In-Reply-To: <1393607671-23305-1-git-send-email-rth@twiddle.net>
Parity should be set for a zero result.
Cc: qemu-stable@nongnu.org
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Richard Henderson <rth@twiddle.net>
---
target-i386/cc_helper.c | 2 +-
target-i386/translate.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/target-i386/cc_helper.c b/target-i386/cc_helper.c
index ee04092..05dd12b 100644
--- a/target-i386/cc_helper.c
+++ b/target-i386/cc_helper.c
@@ -103,7 +103,7 @@ target_ulong helper_cc_compute_all(target_ulong dst, target_ulong src1,
case CC_OP_EFLAGS:
return src1;
case CC_OP_CLR:
- return CC_Z;
+ return CC_Z | CC_P;
case CC_OP_MULB:
return compute_all_mulb(dst, src1);
diff --git a/target-i386/translate.c b/target-i386/translate.c
index 5dd2450..aa985fa 100644
--- a/target-i386/translate.c
+++ b/target-i386/translate.c
@@ -748,7 +748,7 @@ static void gen_compute_eflags(DisasContext *s)
return;
}
if (s->cc_op == CC_OP_CLR) {
- tcg_gen_movi_tl(cpu_cc_src, CC_Z);
+ tcg_gen_movi_tl(cpu_cc_src, CC_Z | CC_P);
set_cc_op(s, CC_OP_EFLAGS);
return;
}
--
1.8.5.3
next prev parent reply other threads:[~2014-02-28 17:14 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-28 17:14 [Qemu-devel] [PULL 0/3] target-i386 updates Richard Henderson
2014-02-28 17:14 ` Richard Henderson [this message]
2014-02-28 17:14 ` [Qemu-devel] [PULL 2/3] target-i386: Fix SSE status flag corruption Richard Henderson
2014-02-28 17:14 ` [Qemu-devel] [PULL 3/3] target-i386: Fix ucomis and comis memory access Richard Henderson
2014-03-04 16:35 ` [Qemu-devel] [PULL 0/3] target-i386 updates Peter Maydell
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