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Diffstat (limited to 'deps/v8/src/compiler/ppc/instruction-scheduler-ppc.cc')
| -rw-r--r-- | deps/v8/src/compiler/ppc/instruction-scheduler-ppc.cc | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/deps/v8/src/compiler/ppc/instruction-scheduler-ppc.cc b/deps/v8/src/compiler/ppc/instruction-scheduler-ppc.cc new file mode 100644 index 0000000000..fc90cdd628 --- /dev/null +++ b/deps/v8/src/compiler/ppc/instruction-scheduler-ppc.cc @@ -0,0 +1,143 @@ +// Copyright 2015 the V8 project authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#include "src/compiler/instruction-scheduler.h" + +namespace v8 { +namespace internal { +namespace compiler { + +bool InstructionScheduler::SchedulerSupported() { return true; } + + +int InstructionScheduler::GetTargetInstructionFlags( + const Instruction* instr) const { + switch (instr->arch_opcode()) { + case kPPC_And: + case kPPC_AndComplement: + case kPPC_Or: + case kPPC_OrComplement: + case kPPC_Xor: + case kPPC_ShiftLeft32: + case kPPC_ShiftLeft64: + case kPPC_ShiftRight32: + case kPPC_ShiftRight64: + case kPPC_ShiftRightAlg32: + case kPPC_ShiftRightAlg64: + case kPPC_RotRight32: + case kPPC_RotRight64: + case kPPC_Not: + case kPPC_RotLeftAndMask32: + case kPPC_RotLeftAndClear64: + case kPPC_RotLeftAndClearLeft64: + case kPPC_RotLeftAndClearRight64: + case kPPC_Add: + case kPPC_AddWithOverflow32: + case kPPC_AddDouble: + case kPPC_Sub: + case kPPC_SubWithOverflow32: + case kPPC_SubDouble: + case kPPC_Mul32: + case kPPC_Mul64: + case kPPC_MulHigh32: + case kPPC_MulHighU32: + case kPPC_MulDouble: + case kPPC_Div32: + case kPPC_Div64: + case kPPC_DivU32: + case kPPC_DivU64: + case kPPC_DivDouble: + case kPPC_Mod32: + case kPPC_Mod64: + case kPPC_ModU32: + case kPPC_ModU64: + case kPPC_ModDouble: + case kPPC_Neg: + case kPPC_NegDouble: + case kPPC_SqrtDouble: + case kPPC_FloorDouble: + case kPPC_CeilDouble: + case kPPC_TruncateDouble: + case kPPC_RoundDouble: + case kPPC_MaxDouble: + case kPPC_MinDouble: + case kPPC_AbsDouble: + case kPPC_Cntlz32: + case kPPC_Cntlz64: + case kPPC_Popcnt32: + case kPPC_Popcnt64: + case kPPC_Cmp32: + case kPPC_Cmp64: + case kPPC_CmpDouble: + case kPPC_Tst32: + case kPPC_Tst64: + case kPPC_ExtendSignWord8: + case kPPC_ExtendSignWord16: + case kPPC_ExtendSignWord32: + case kPPC_Uint32ToUint64: + case kPPC_Int64ToInt32: + case kPPC_Int64ToFloat32: + case kPPC_Int64ToDouble: + case kPPC_Uint64ToFloat32: + case kPPC_Uint64ToDouble: + case kPPC_Int32ToDouble: + case kPPC_Uint32ToDouble: + case kPPC_Float32ToDouble: + case kPPC_DoubleToInt32: + case kPPC_DoubleToUint32: + case kPPC_DoubleToInt64: + case kPPC_DoubleToUint64: + case kPPC_DoubleToFloat32: + case kPPC_DoubleExtractLowWord32: + case kPPC_DoubleExtractHighWord32: + case kPPC_DoubleInsertLowWord32: + case kPPC_DoubleInsertHighWord32: + case kPPC_DoubleConstruct: + case kPPC_BitcastInt32ToFloat32: + case kPPC_BitcastFloat32ToInt32: + case kPPC_BitcastInt64ToDouble: + case kPPC_BitcastDoubleToInt64: + return kNoOpcodeFlags; + + case kPPC_LoadWordS8: + case kPPC_LoadWordU8: + case kPPC_LoadWordS16: + case kPPC_LoadWordU16: + case kPPC_LoadWordS32: + case kPPC_LoadWord64: + case kPPC_LoadFloat32: + case kPPC_LoadDouble: + return kIsLoadOperation; + + case kPPC_StoreWord8: + case kPPC_StoreWord16: + case kPPC_StoreWord32: + case kPPC_StoreWord64: + case kPPC_StoreFloat32: + case kPPC_StoreDouble: + case kPPC_Push: + case kPPC_PushFrame: + case kPPC_StoreToStackSlot: + return kHasSideEffect; + +#define CASE(Name) case k##Name: + COMMON_ARCH_OPCODE_LIST(CASE) +#undef CASE + // Already covered in architecture independent code. + UNREACHABLE(); + } + + UNREACHABLE(); + return kNoOpcodeFlags; +} + + +int InstructionScheduler::GetInstructionLatency(const Instruction* instr) { + // TODO(all): Add instruction cost modeling. + return 1; +} + +} // namespace compiler +} // namespace internal +} // namespace v8 |