Bug 1315930: Spew instructions in release builds too; r=nbp

MozReview-Commit-ID: 94klMhO0bN8

--HG--
extra : rebase_source : 0a32fafb585dd84c3a84e1865ee06088832b2d0a

js/src/jit/RegisterAllocator.cpp

@@ -549,7 +549,7 @@ RegisterAllocator::getMoveGroupAfter(LInstruction* ins)
 void
 RegisterAllocator::dumpInstructions()
 {
-#ifdef DEBUG
+#ifdef JS_JITSPEW
     fprintf(stderr, "Instructions:\n");
 
     for (size_t blockIndex = 0; blockIndex < graph.numBlocks(); blockIndex++) {
@@ -610,5 +610,5 @@ RegisterAllocator::dumpInstructions()
         }
     }
     fprintf(stderr, "\n");
-#endif // DEBUG
+#endif // JS_JITSPEW
 }