ARM: Fix missing SetCC in crankshaft code emitted when running with

the --debug-code flag.

Review URL: http://codereview.chromium.org/5736003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@5963 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/arm/lithium-codegen-arm.cc

@@ -136,7 +136,7 @@ bool LCodeGen::GeneratePrologue() {
       Label loop;
       __ bind(&loop);
       __ push(r2);
-      __ sub(r0, r0, Operand(1));
+      __ sub(r0, r0, Operand(1), SetCC);
       __ b(ne, &loop);
     } else {
       __ sub(sp,  sp, Operand(slots * kPointerSize));