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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/jit/mips-shared/Lowering-mips-shared.h
parentInitial commit. (diff)
downloadfirefox-esr-upstream.tar.xz
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Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/jit/mips-shared/Lowering-mips-shared.h')
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+/* -*- 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 */