MIPS: Fix code size assertions for branch delay slots.

TEST=mozilla/ecma_3/Date/15.9.4.3.js

BUG=

Review URL: https://codereview.chromium.org/12447010

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13848 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/mips/lithium-codegen-mips.cc

@@ -2527,11 +2527,12 @@ void LCodeGen::DoCmpT(LCmpT* instr) {
   // A minor optimization that relies on LoadRoot always emitting one
   // instruction.
   Assembler::BlockTrampolinePoolScope block_trampoline_pool(masm());
-  Label done;
+  Label done, check;
   __ Branch(USE_DELAY_SLOT, &done, condition, v0, Operand(zero_reg));
+  __ bind(&check);
   __ LoadRoot(ToRegister(instr->result()), Heap::kTrueValueRootIndex);
+  ASSERT_EQ(1, masm()->InstructionsGeneratedSince(&check));
   __ LoadRoot(ToRegister(instr->result()), Heap::kFalseValueRootIndex);
-  ASSERT_EQ(3, masm()->InstructionsGeneratedSince(&done));
   __ bind(&done);
 }
 
@@ -3506,8 +3507,6 @@ void LCodeGen::EmitIntegerMathAbs(LUnaryMathOperation* instr) {
   Label done;
   __ Branch(USE_DELAY_SLOT, &done, ge, input, Operand(zero_reg));
   __ mov(result, input);
-  ASSERT_EQ(2, masm()->InstructionsGeneratedSince(&done));
-  __ subu(result, zero_reg, input);
   // Overflow if result is still negative, i.e. 0x80000000.
   DeoptimizeIf(lt, instr->environment(), result, Operand(zero_reg));
   __ bind(&done);