target-i386: Fix CC_OP_CLR vs PF

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> (cherry picked from commit d2fe51b) Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
qemu · Jun 25, 2014 · 2e191f8 · 2e191f8
1 parent 91ae1d3
commit 2e191f8
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git 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
@@ -915,7 +915,7 @@ 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;
     }