/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* vim: set ts=8 sts=2 et sw=2 tw=80:
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef jit_x86_shared_Lowering_x86_shared_h
#define jit_x86_shared_Lowering_x86_shared_h
#include "jit/shared/Lowering-shared.h"
namespace js {
namespace jit {
class LIRGeneratorX86Shared :
public LIRGeneratorShared {
protected:
LIRGeneratorX86Shared(MIRGenerator* gen, MIRGraph& graph, LIRGraph& lirGraph)
: LIRGeneratorShared(gen, graph, lirGraph) {}
LUse useShiftRegister(MDefinition* mir);
LUse useShiftRegisterAtStart(MDefinition* mir);
LDefinition tempShift();
LTableSwitch* newLTableSwitch(
const LAllocation& in,
const LDefinition& inputCopy);
LTableSwitchV* newLTableSwitchV(
const LBoxAllocation& in);
void lowerForShift(LInstructionHelper<1, 2, 0>* ins, MDefinition* mir,
MDefinition* lhs, MDefinition* rhs);
void lowerForALU(LInstructionHelper<1, 1, 0>* ins, MDefinition* mir,
MDefinition* input);
void lowerForALU(LInstructionHelper<1, 2, 0>* ins, MDefinition* mir,
MDefinition* lhs, MDefinition* rhs);
template <
class LInstr>
void lowerForShiftInt64(LInstr* ins, MDefinition* mir, MDefinition* lhs,
MDefinition* rhs);
template <size_t Temps>
void lowerForFPU(LInstructionHelper<1, 2, Temps>* ins, MDefinition* mir,
MDefinition* lhs, MDefinition* rhs);
void lowerNegI(MInstruction* ins, MDefinition* input);
void lowerNegI64(MInstruction* ins, MDefinition* input);
void lowerMulI(MMul* mul, MDefinition* lhs, MDefinition* rhs);
void lowerDivI(MDiv* div);
void lowerModI(MMod* mod);
void lowerUDiv(MDiv* div);
void lowerUMod(MMod* mod);
void lowerUrshD(MUrsh* mir);
void lowerPowOfTwoI(MPow* mir);
void lowerWasmSelectI(MWasmSelect* select);
void lowerWasmSelectI64(MWasmSelect* select);
void lowerBigIntPtrLsh(MBigIntPtrLsh* ins);
void lowerBigIntPtrRsh(MBigIntPtrRsh* ins);
void lowerCompareExchangeTypedArrayElement(
MCompareExchangeTypedArrayElement* ins,
bool useI386ByteRegisters);
void lowerAtomicExchangeTypedArrayElement(
MAtomicExchangeTypedArrayElement* ins,
bool useI386ByteRegisters);
void lowerAtomicTypedArrayElementBinop(MAtomicTypedArrayElementBinop* ins,
bool useI386ByteRegisters);
#ifdef ENABLE_WASM_SIMD
bool isThreeOpAllowed() {
return Assembler::HasAVX(); }
bool canFoldReduceSimd128AndBranch(wasm::SimdOp op);
bool canEmitWasmReduceSimd128AtUses(MWasmReduceSimd128* ins);
#endif
};
}
// namespace jit
}
// namespace js
#endif /* jit_x86_shared_Lowering_x86_shared_h */
