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[3/3] X86: The xor_zero case should also update the parity flag

Message ID 1392152582-26703-6-git-send-email-xabier.ugarte@deusto.es
State New
Headers show

Commit Message

Xabier Ugarte-Pedrero Feb. 11, 2014, 9:03 p.m. UTC 
The xor of a register with itself should set the Z and the P flag, not only the Z flag.

  Signed-off-by: Xabier Ugarte-Pedrero <xabier.ugarte@deusto.es>
---
 target-i386/cc_helper.c |    2 +-
 target-i386/translate.c |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
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Patch

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 d800ae3..c97d686 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;
     }