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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /js/src/jit/mips-shared/Lowering-mips-shared.h | |
parent | Initial commit. (diff) | |
download | thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | js/src/jit/mips-shared/Lowering-mips-shared.h | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/js/src/jit/mips-shared/Lowering-mips-shared.h b/js/src/jit/mips-shared/Lowering-mips-shared.h new file mode 100644 index 0000000000..ca74a7aaf5 --- /dev/null +++ b/js/src/jit/mips-shared/Lowering-mips-shared.h @@ -0,0 +1,89 @@ +/* -*- 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_mips_shared_Lowering_mips_shared_h +#define jit_mips_shared_Lowering_mips_shared_h + +#include "jit/shared/Lowering-shared.h" + +namespace js { +namespace jit { + +class LIRGeneratorMIPSShared : public LIRGeneratorShared { + protected: + LIRGeneratorMIPSShared(MIRGenerator* gen, MIRGraph& graph, LIRGraph& lirGraph) + : LIRGeneratorShared(gen, graph, lirGraph) {} + + // x86 has constraints on what registers can be formatted for 1-byte + // stores and loads; on MIPS all registers are okay. + LAllocation useByteOpRegister(MDefinition* mir); + LAllocation useByteOpRegisterAtStart(MDefinition* mir); + LAllocation useByteOpRegisterOrNonDoubleConstant(MDefinition* mir); + LDefinition tempByteOpRegister(); + + bool needTempForPostBarrier() { return false; } + + void lowerForShift(LInstructionHelper<1, 2, 0>* ins, MDefinition* mir, + MDefinition* lhs, MDefinition* rhs); + void lowerUrshD(MUrsh* mir); + + void lowerPowOfTwoI(MPow* mir); + + void lowerForALU(LInstructionHelper<1, 1, 0>* ins, MDefinition* mir, + MDefinition* input); + void lowerForALU(LInstructionHelper<1, 2, 0>* ins, MDefinition* mir, + MDefinition* lhs, MDefinition* rhs); + + void lowerForALUInt64(LInstructionHelper<INT64_PIECES, INT64_PIECES, 0>* ins, + MDefinition* mir, MDefinition* input); + void lowerForALUInt64( + LInstructionHelper<INT64_PIECES, 2 * INT64_PIECES, 0>* ins, + MDefinition* mir, MDefinition* lhs, MDefinition* rhs); + void lowerForMulInt64(LMulI64* ins, MMul* mir, MDefinition* lhs, + MDefinition* rhs); + template <size_t Temps> + void lowerForShiftInt64( + LInstructionHelper<INT64_PIECES, INT64_PIECES + 1, Temps>* ins, + MDefinition* mir, MDefinition* lhs, MDefinition* rhs); + + void lowerForCompareI64AndBranch(MTest* mir, MCompare* comp, JSOp op, + MDefinition* left, MDefinition* right, + MBasicBlock* ifTrue, MBasicBlock* ifFalse); + + void lowerForFPU(LInstructionHelper<1, 1, 0>* ins, MDefinition* mir, + MDefinition* src); + template <size_t Temps> + void lowerForFPU(LInstructionHelper<1, 2, Temps>* ins, MDefinition* mir, + MDefinition* lhs, MDefinition* rhs); + + void lowerForBitAndAndBranch(LBitAndAndBranch* baab, MInstruction* mir, + MDefinition* lhs, MDefinition* rhs); + void lowerWasmBuiltinTruncateToInt32(MWasmBuiltinTruncateToInt32* ins); + void lowerDivI(MDiv* div); + void lowerModI(MMod* mod); + void lowerNegI(MInstruction* ins, MDefinition* input); + void lowerNegI64(MInstruction* ins, MDefinition* input); + void lowerMulI(MMul* mul, MDefinition* lhs, MDefinition* rhs); + void lowerUDiv(MDiv* div); + void lowerUMod(MMod* mod); + void lowerWasmSelectI(MWasmSelect* select); + void lowerWasmSelectI64(MWasmSelect* select); + + void lowerBigIntLsh(MBigIntLsh* ins); + void lowerBigIntRsh(MBigIntRsh* ins); + + LTableSwitch* newLTableSwitch(const LAllocation& in, + const LDefinition& inputCopy, + MTableSwitch* ins); + LTableSwitchV* newLTableSwitchV(MTableSwitch* ins); + + void lowerPhi(MPhi* phi); +}; + +} // namespace jit +} // namespace js + +#endif /* jit_mips_shared_Lowering_mips_shared_h */ |