MIPS: Fix usage of EmitBranch in compare-minus-zero-and-branch.

src/mips/lithium-codegen-mips.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 2021 matching lines @@
                condition, src1, src2);
   } else {
     __ BranchF(chunk_->GetAssemblyLabel(left_block), NULL,
                condition, src1, src2);
     __ Branch(chunk_->GetAssemblyLabel(right_block));
   }
 }
 
 
 template<class InstrType>
+void LCodeGen::EmitFalseBranch(InstrType instr,
+                               Condition condition,
+                               Register src1,
+                               const Operand& src2) {
+  int false_block = instr->FalseDestination(chunk_);
+  __ Branch(chunk_->GetAssemblyLabel(false_block), condition, src1, src2);
+}
+
+
+template<class InstrType>
 void LCodeGen::EmitFalseBranchF(InstrType instr,
                                 Condition condition,
                                 FPURegister src1,
                                 FPURegister src2) {
   int false_block = instr->FalseDestination(chunk_);
   __ BranchF(chunk_->GetAssemblyLabel(false_block), NULL,
              condition, src1, src2);
 }
 
 
@@ skipping 255 matching lines @@
 
   Register scratch = scratch0();
   __ FmoveHigh(scratch, input_reg);
   EmitBranch(instr, eq, scratch, Operand(kHoleNanUpper32));
 }
 
 
 void LCodeGen::DoCompareMinusZeroAndBranch(LCompareMinusZeroAndBranch* instr) {
   Representation rep = instr->hydrogen()->value()->representation();
   ASSERT(!rep.IsInteger32());
-  Label if_false;
   Register scratch = ToRegister(instr->temp());
 
   if (rep.IsDouble()) {
     DoubleRegister value = ToDoubleRegister(instr->value());
-    __ BranchF(&if_false, NULL, ne, value, kDoubleRegZero);
+    EmitFalseBranchF(instr, ne, value, kDoubleRegZero);
     __ FmoveHigh(scratch, value);
     __ li(at, 0x80000000);
   } else {
     Register value = ToRegister(instr->value());
-    __ CheckMap(
-        value, scratch, Heap::kHeapNumberMapRootIndex, &if_false, DO_SMI_CHECK);
+    __ CheckMap(value,
+                scratch,
+                Heap::kHeapNumberMapRootIndex,
+                instr->FalseLabel(chunk()),
+                DO_SMI_CHECK);
     __ lw(scratch, FieldMemOperand(value, HeapNumber::kExponentOffset));
-    __ Branch(&if_false, ne, scratch, Operand(0x80000000));
+    EmitFalseBranch(instr, ne, scratch, Operand(0x80000000));
     __ lw(scratch, FieldMemOperand(value, HeapNumber::kMantissaOffset));
     __ mov(at, zero_reg);
   }
   EmitBranch(instr, eq, scratch, Operand(at));
-
-  __ bind(&if_false);
-  EmitFalseBranchF(instr, al, kDoubleRegZero, kDoubleRegZero);
 }
 
 
 Condition LCodeGen::EmitIsObject(Register input,
                                  Register temp1,
                                  Register temp2,
                                  Label* is_not_object,
                                  Label* is_object) {
   __ JumpIfSmi(input, is_not_object);
 
@@ skipping 3533 matching lines @@
   __ Subu(scratch, result, scratch);
   __ lw(result, FieldMemOperand(scratch,
                                 FixedArray::kHeaderSize - kPointerSize));
   __ bind(&done);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal