405   __ Branch(&non_outermost_js, ne, t2, Operand(zero_reg));  in Generate_JSEntryVariant()
469   __ sw(zero_reg, MemOperand(t1));  in Generate_JSEntryVariant()
644   __ Branch(&prepare_step_in_if_stepping, ne, t1, Operand(zero_reg));  in Generate_ResumeGeneratorTrampoline()
679     __ Branch(&done_loop, lt, a3, Operand(zero_reg));  in Generate_ResumeGeneratorTrampoline()
826   __ Branch(&heal_optimized_code_slot, ne, scratch1, Operand(zero_reg));  in TailCallOptimizedCodeSlot()
910   __ Branch(&extra_wide, ne, scratch2, Operand(zero_reg));  in AdvanceBytecodeOffsetOrReturn()
1013   __ Branch(&has_optimized_code_or_marker, ne, t1, Operand(zero_reg));  in Generate_InterpreterEntryTrampoline()
1038   __ sh(zero_reg, FieldMemOperand(kInterpreterBytecodeArrayRegister,  in Generate_InterpreterEntryTrampoline()
1072     __ Branch(&loop_header, ge, t0, Operand(zero_reg));  in Generate_InterpreterEntryTrampoline()
1082             Operand(zero_reg));  in Generate_InterpreterEntryTrampoline()
1165   __ Branch(&maybe_has_optimized_code, eq, t1, Operand(zero_reg));  in Generate_InterpreterEntryTrampoline()
1286   __ push(zero_reg);  in Generate_InterpreterPushArgsThenConstructImpl()
1369               kScratchReg, Operand(zero_reg));  in Generate_InterpreterEnterBytecode()
1587     __ Branch(&no_arg, eq, a0, Operand(zero_reg));  in Generate_FunctionPrototypeApply()
1619     __ mov(a0, zero_reg);  in Generate_FunctionPrototypeApply()
1633     __ Branch(&done, ne, a0, Operand(zero_reg));  in Generate_FunctionPrototypeCall()
1663     __ Branch(&no_arg, eq, a0, Operand(zero_reg));  in Generate_ReflectApply()
1707     __ Branch(&no_arg, eq, a0, Operand(zero_reg));  in Generate_ReflectConstruct()
1801     __ Addu(t1, a0, Operand(zero_reg));  in Generate_CallOrConstructVarargs()
1809     __ Branch(&copy, ge, t1, Operand(zero_reg));  in Generate_CallOrConstructVarargs()
1814     __ mov(t2, zero_reg);  in Generate_CallOrConstructVarargs()
1857     __ Branch(&new_target_constructor, ne, t1, Operand(zero_reg));  in Generate_CallOrConstructForwardVarargs()
1900   __ Branch(&stack_done, le, t2, Operand(zero_reg));  in Generate_CallOrConstructForwardVarargs()
1922       __ Addu(t7, a0, Operand(zero_reg));  in Generate_CallOrConstructForwardVarargs()
1930       __ Branch(&copy, ge, t7, Operand(zero_reg));  in Generate_CallOrConstructForwardVarargs()
1946         __ Branch(&loop, ne, t2, Operand(zero_reg));  in Generate_CallOrConstructForwardVarargs()
1975   __ Branch(&class_constructor, ne, kScratchReg, Operand(zero_reg));  in Generate_CallFunction()
1987   __ Branch(&done_convert, ne, kScratchReg, Operand(zero_reg));  in Generate_CallFunction()
2115     __ Branch(&done_loop, lt, t0, Operand(zero_reg));  in Generate_CallBoundFunctionImpl()
2151   __ Branch(&non_callable, eq, t1, Operand(zero_reg));  in Generate_Call()
2196   __ Branch(&call_generic_stub, eq, t0, Operand(zero_reg));  in Generate_ConstructFunction()
2257     __ Branch(&done_loop, lt, t0, Operand(zero_reg));  in Generate_ConstructBoundFunction()
2298   __ Branch(&non_constructor, eq, t3, Operand(zero_reg));  in Generate_Construct()
2617     __ mov(a0, zero_reg);  in Generate_CEntry()
2618     __ mov(a1, zero_reg);  in Generate_CEntry()
2634   __ Branch(&zero, eq, cp, Operand(zero_reg));  in Generate_CEntry()
2670   __ ctc1(zero_reg, FCSR);  in Generate_DoubleToI()
2687   __ Branch(&error, ne, scratch, Operand(zero_reg));  in Generate_DoubleToI()
2707   __ Movz(result_reg, zero_reg, scratch);  in Generate_DoubleToI()
2708   __ Branch(&done, eq, scratch, Operand(zero_reg));  in Generate_DoubleToI()
2716   __ Branch(&normal_exponent, le, result_reg, Operand(zero_reg));  in Generate_DoubleToI()
2717   __ mov(result_reg, zero_reg);  in Generate_DoubleToI()
2734   __ mov(input_high, zero_reg);  in Generate_DoubleToI()
2752   __ Branch(&pos_shift, ge, scratch, Operand(zero_reg));  in Generate_DoubleToI()
2755   __ Subu(scratch, zero_reg, scratch);  in Generate_DoubleToI()
2768   __ Subu(result_reg, zero_reg, input_high);  in Generate_DoubleToI()
2811   __ Branch(&profiler_enabled, ne, t9, Operand(zero_reg));  in CallApiFunctionAndReturn()
2814   __ Branch(&profiler_enabled, ne, t9, Operand(zero_reg));  in CallApiFunctionAndReturn()
3060   __ sw(zero_reg,  in Generate_CallApiGetter()
3161     __ bne(t2, zero_reg, &lastb);  in Generate_MemCopyUint8Uint8()
3170     __ bne(t8, zero_reg, &unaligned);  in Generate_MemCopyUint8Uint8()
3171     __ subu(a3, zero_reg, a0);  // In delay slot.  in Generate_MemCopyUint8Uint8()
3174     __ beq(a3, zero_reg, &aligned);        // Already aligned.  in Generate_MemCopyUint8Uint8()
3223       __ Branch(USE_DELAY_SLOT, &skip_pref, gt, v1, Operand(zero_reg));  in Generate_MemCopyUint8Uint8()
3317     __ Branch(&leave, le, a2, Operand(zero_reg));  in Generate_MemCopyUint8Uint8()
3336     __ beq(a3, zero_reg, &ua_chk16w);  in Generate_MemCopyUint8Uint8()
3389         __ Branch(USE_DELAY_SLOT, &ua_skip_pref, gt, v1, Operand(zero_reg));  in Generate_MemCopyUint8Uint8()
3424         __ Branch(USE_DELAY_SLOT, &ua_skip_pref, gt, v1, Operand(zero_reg));  in Generate_MemCopyUint8Uint8()
3623     __ beq(a2, zero_reg, &leave);  in Generate_MemCopyUint8Uint8()
3693   __ mov(a0, zero_reg);  in Generate_DeoptimizationEntry()
3795   __ BranchShort(&inner_push_loop, ne, a3, Operand(zero_reg));  in Generate_DeoptimizationEntry()