From: Mike Pall <mike>
Date: Tue, 19 Jan 2010 00:45:39 +0000 (+0100)
Subject: Fix broken intarith + testop optimization.
X-Git-Tag: v2.0.0-beta3~129
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=36769c2f6b78e0802cc7cd86f6da301cd7a171fe;p=thirdparty%2FLuaJIT.git

Fix broken intarith + testop optimization.
---

diff --git a/src/lj_asm.c b/src/lj_asm.c
index 20d26278..6d42cf35 100644
--- a/src/lj_asm.c
+++ b/src/lj_asm.c
@@ -2423,9 +2423,9 @@ static void asm_comp_(ASMState *as, IRIns *ir, int cc)
 	asm_guardcc(as, cc);
 	if (usetest && left != RID_MRM) {
 	  /* Use test r,r instead of cmp r,0. */
+	  emit_rr(as, XO_TEST, left, left);
 	  if (irl+1 == ir)  /* Referencing previous ins? */
 	    as->testmcp = as->mcp;  /* Set flag to drop test r,r if possible. */
-	  emit_rr(as, XO_TEST, left, left);
 	} else {
 	  x86Op xo;
 	  if (checki8(imm)) {