339   __ Branch(&prepare_step_in_if_stepping, ne, a5, Operand(zero_reg));  in Generate_ResumeGeneratorTrampoline()
376     __ Branch(&done_loop, lt, a3, Operand(zero_reg));  in Generate_ResumeGeneratorTrampoline()
560   __ Branch(&non_outermost_js, ne, s2, Operand(zero_reg));  in Generate_JSEntryVariant()
635   __ Sd(zero_reg, MemOperand(a5));  in Generate_JSEntryVariant()
842   __ Branch(&heal_optimized_code_slot, ne, a5, Operand(zero_reg));  in TailCallOptimizedCodeSlot()
928   __ Branch(&extra_wide, ne, scratch2, Operand(zero_reg));  in AdvanceBytecodeOffsetOrReturn()
1031   __ Branch(&has_optimized_code_or_marker, ne, t0, Operand(zero_reg));  in Generate_InterpreterEntryTrampoline()
1056   __ sh(zero_reg, FieldMemOperand(kInterpreterBytecodeArrayRegister,  in Generate_InterpreterEntryTrampoline()
1090     __ Branch(&loop_header, ge, a4, Operand(zero_reg));  in Generate_InterpreterEntryTrampoline()
1100             Operand(zero_reg));  in Generate_InterpreterEntryTrampoline()
1183   __ Branch(&maybe_has_optimized_code, eq, t0, Operand(zero_reg));  in Generate_InterpreterEntryTrampoline()
1306   __ push(zero_reg);  in Generate_InterpreterPushArgsThenConstructImpl()
1388               kScratchReg, Operand(zero_reg));  in Generate_InterpreterEnterBytecode()
1645     __ mov(a0, zero_reg);  in Generate_FunctionPrototypeApply()
1662     __ Branch(&done, ne, a0, Operand(zero_reg));  in Generate_FunctionPrototypeCall()
1837     __ Branch(&ok, eq, a4, Operand(zero_reg));  in Generate_CallOrConstructVarargs()
1862     __ Daddu(t0, a0, Operand(zero_reg));  in Generate_CallOrConstructVarargs()
1870     __ Branch(&copy, ge, t0, Operand(zero_reg));  in Generate_CallOrConstructVarargs()
1880     __ Branch(&done, eq, len, Operand(zero_reg), i::USE_DELAY_SLOT);  in Generate_CallOrConstructVarargs()
1923     __ Branch(&new_target_constructor, ne, t1, Operand(zero_reg));  in Generate_CallOrConstructForwardVarargs()
1966   __ Branch(&stack_done, le, a7, Operand(zero_reg));  in Generate_CallOrConstructForwardVarargs()
1989       __ Daddu(t2, a0, Operand(zero_reg));  in Generate_CallOrConstructForwardVarargs()
1997       __ Branch(&copy, ge, t2, Operand(zero_reg));  in Generate_CallOrConstructForwardVarargs()
2013         __ Branch(&loop, ne, a7, Operand(zero_reg));  in Generate_CallOrConstructForwardVarargs()
2042   __ Branch(&class_constructor, ne, kScratchReg, Operand(zero_reg));  in Generate_CallFunction()
2054   __ Branch(&done_convert, ne, kScratchReg, Operand(zero_reg));  in Generate_CallFunction()
2182     __ Branch(&done_loop, lt, a4, Operand(zero_reg));  in Generate_CallBoundFunctionImpl()
2218   __ Branch(&non_callable, eq, t1, Operand(zero_reg));  in Generate_Call()
2261   __ Branch(&call_generic_stub, eq, a4, Operand(zero_reg));  in Generate_ConstructFunction()
2322     __ Branch(&done_loop, lt, a4, Operand(zero_reg));  in Generate_ConstructBoundFunction()
2363   __ Branch(&non_constructor, eq, t3, Operand(zero_reg));  in Generate_Construct()
2686     __ mov(a0, zero_reg);  in Generate_CEntry()
2687     __ mov(a1, zero_reg);  in Generate_CEntry()
2703   __ Branch(&zero, eq, cp, Operand(zero_reg));  in Generate_CEntry()
2739   __ ctc1(zero_reg, FCSR);  in Generate_DoubleToI()
2756   __ Branch(&error, ne, scratch, Operand(zero_reg));  in Generate_DoubleToI()
2776   __ Movz(result_reg, zero_reg, scratch);  in Generate_DoubleToI()
2777   __ Branch(&done, eq, scratch, Operand(zero_reg));  in Generate_DoubleToI()
2785   __ Branch(&normal_exponent, le, result_reg, Operand(zero_reg));  in Generate_DoubleToI()
2786   __ mov(result_reg, zero_reg);  in Generate_DoubleToI()
2803   __ mov(input_high, zero_reg);  in Generate_DoubleToI()
2821   __ Branch(&pos_shift, ge, scratch, Operand(zero_reg));  in Generate_DoubleToI()
2824   __ Subu(scratch, zero_reg, scratch);  in Generate_DoubleToI()
2837   __ Subu(result_reg, zero_reg, input_high);  in Generate_DoubleToI()
2883   __ Branch(&profiler_enabled, ne, t9, Operand(zero_reg));  in CallApiFunctionAndReturn()
2886   __ Branch(&profiler_enabled, ne, t9, Operand(zero_reg));  in CallApiFunctionAndReturn()
3135   __ Sd(zero_reg,  in Generate_CallApiGetter()
3258   __ mov(a0, zero_reg);  in Generate_DeoptimizationEntry()
3359   __ BranchShort(&inner_push_loop, ne, a3, Operand(zero_reg));  in Generate_DeoptimizationEntry()