65     __ BranchShort(target, eq, at, Operand(zero_reg));  in EmitJumpIfNotSmi()
76     __ BranchShort(target, ne, at, Operand(zero_reg));  in EmitJumpIfSmi()
83       __ andi(zero_reg, reg, delta_to_patch_site % kImm16Mask);  in EmitPatchInfo()
185         __ Branch(&loop_header, ne, a2, Operand(zero_reg));  in Generate()
339   __ mov(v0, zero_reg);  in ClearAccumulator()
378   __ slt(at, a3, zero_reg);  in EmitBackEdgeBookkeeping()
379   __ beq(at, zero_reg, &ok);  in EmitBackEdgeBookkeeping()
420     __ Branch(&ok, ge, a3, Operand(zero_reg));  in EmitReturnSequence()
684   __ mov(at, zero_reg);  in DoTest()
853         __ mov(a0, zero_reg);  // Smi::FromInt(0) indicates no initial value.  in VisitVariableDeclaration()
1060     __ Branch(&next_test, ne, v0, Operand(zero_reg));  in VisitSwitchStatement()
1222   __ Branch(&update_each, eq, a2, Operand(zero_reg));  in VisitForInStatement()
1230   __ Branch(loop_statement.continue_label(), eq, a3, Operand(zero_reg));  in VisitForInStatement()
1371         __ Branch(slow, ne, temp, Operand(zero_reg));  in EmitLoadGlobalCheckExtensions()
1396     __ Branch(slow, ne, temp, Operand(zero_reg));  in EmitLoadGlobalCheckExtensions()
1429         __ Branch(slow, ne, temp, Operand(zero_reg));  in ContextSlotOperandCheckExtensions()
1438   __ Branch(slow, ne, temp, Operand(zero_reg));  in ContextSlotOperandCheckExtensions()
1471         __ Branch(done, ne, at, Operand(zero_reg));  in EmitDynamicLookupFastCase()
1554             __ Branch(&done, ne, at, Operand(zero_reg));  in EmitVariableLoad()
2126       __ Branch(&l_try, eq, v0, Operand(zero_reg));  in VisitYield()
2159   __ Branch(&closed_state, eq, a3, Operand(zero_reg));  in EmitGeneratorResume()
2160   __ Branch(&wrong_state, lt, a3, Operand(zero_reg));  in EmitGeneratorResume()
2180   __ Branch(&push_frame, lt, a3, Operand(zero_reg));  in EmitGeneratorResume()
2208     __ Branch(&slow_resume, ne, a3, Operand(zero_reg));  in EmitGeneratorResume()
2224   __ Branch(&call_resume, lt, a3, Operand(zero_reg));  in EmitGeneratorResume()
2393       __ Branch(&stub_call, ne, scratch2, Operand(zero_reg));  in EmitInlineSmiBinaryOp()
2411       __ Branch(USE_DELAY_SLOT, &done, ne, v0, Operand(zero_reg));  in EmitInlineSmiBinaryOp()
2413       __ Branch(&stub_call, lt, scratch2, Operand(zero_reg));  in EmitInlineSmiBinaryOp()
2415       __ mov(v0, zero_reg);  in EmitInlineSmiBinaryOp()
2985   Split(eq, a4, Operand(zero_reg), if_true, if_false, fall_through);  in EmitIsSmi()
3006   Split(eq, at, Operand(zero_reg), if_true, if_false, fall_through);  in EmitIsNonNegativeSmi()
3032   __ Branch(if_false, ne, at, Operand(zero_reg));  in EmitIsObject()
3084   Split(ne, at, Operand(zero_reg), if_true, if_false, fall_through);  in EmitIsUndetectableObject()
3109   __ Branch(&skip_lookup, ne, a4, Operand(zero_reg));  in EmitIsStringWrapperSafeForDefaultValueOf()
3124   __ Branch(&done, eq, a3, Operand(zero_reg));  in EmitIsStringWrapperSafeForDefaultValueOf()
3221   __ mov(a4, zero_reg);  in EmitIsMinusZero()
3536     __ Check(eq, kNonSmiValue, at, Operand(zero_reg));  in EmitOneByteSeqStringSetChar()
3538     __ Check(eq, kNonSmiIndex, at, Operand(zero_reg));  in EmitOneByteSeqStringSetChar()
3573     __ Check(eq, kNonSmiValue, at, Operand(zero_reg));  in EmitTwoByteSeqStringSetChar()
3575     __ Check(eq, kNonSmiIndex, at, Operand(zero_reg));  in EmitTwoByteSeqStringSetChar()
3909   Split(eq, a0, Operand(zero_reg), if_true, if_false, fall_through);  in EmitHasCachedArrayIndex()
3968   __ Branch(&non_trivial_array, ne, array_length, Operand(zero_reg));  in EmitFastOneByteArrayJoin()
3981   __ mov(string_length, zero_reg);  in EmitFastOneByteArrayJoin()
3996               Operand(zero_reg));  in EmitFastOneByteArrayJoin()
4039   __ Branch(&bailout, ne, scratch2, Operand(zero_reg));  in EmitFastOneByteArrayJoin()
4599     Split(eq, a1, Operand(zero_reg),  in EmitLiteralCompareTypeof()
4618     Split(ne, a1, Operand(zero_reg), if_true, if_false, fall_through);  in EmitLiteralCompareTypeof()
4638     Split(eq, a1, Operand(zero_reg), if_true, if_false, fall_through);  in EmitLiteralCompareTypeof()
4680       Split(eq, v0, Operand(zero_reg), if_true, if_false, fall_through);  in VisitCompareOperation()
4705       Split(cc, v0, Operand(zero_reg), if_true, if_false, fall_through);  in VisitCompareOperation()
4737     Split(ne, v0, Operand(zero_reg), if_true, if_false, fall_through);  in EmitLiteralCompareNil()
4914       patcher.masm()->slt(at, a3, zero_reg);  in PatchAt()
4927       patcher.masm()->daddiu(at, zero_reg, 1);  in PatchAt()