A64: Replace EmitBranch(instr, al) with unconditional branch.

src/a64/lithium-codegen-a64.cc

Index: src/a64/lithium-codegen-a64.cc
diff --git a/src/a64/lithium-codegen-a64.cc b/src/a64/lithium-codegen-a64.cc
index 5b7a71b55311bfbd4712718514c8db82dcf9d58c..16468969140deffdb7bbe80a74fb98ed2ac7a1b5 100644
--- a/src/a64/lithium-codegen-a64.cc
+++ b/src/a64/lithium-codegen-a64.cc
@@ -1737,7 +1737,7 @@ void LCodeGen::DoBranch(LBranch* instr) {
       EmitCompareAndBranch(instr, ne, value, Operand(Smi::FromInt(0)));
     } else if (type.IsJSArray()) {
       ASSERT(!info()->IsStub());
-      EmitBranch(instr, al);
+      __ B(true_label);

[baptiste.afsa1, 2014/02/06 13:00:06]

Maybe you should use EmitGoto so we don't emit the branch instruction if we can
fall-through to the next block.

[ulan, 2014/02/06 13:17:40]

Done.

     } else if (type.IsHeapNumber()) {
       ASSERT(!info()->IsStub());
       __ Ldr(double_scratch(), FieldMemOperand(value,