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// 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/backend/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 kS390_Abs32:
case kS390_Abs64:
case kS390_And32:
case kS390_And64:
case kS390_Or32:
case kS390_Or64:
case kS390_Xor32:
case kS390_Xor64:
case kS390_ShiftLeft32:
case kS390_ShiftLeft64:
case kS390_ShiftRight32:
case kS390_ShiftRight64:
case kS390_ShiftRightArith32:
case kS390_ShiftRightArith64:
case kS390_RotRight32:
case kS390_RotRight64:
case kS390_Not32:
case kS390_Not64:
case kS390_RotLeftAndClear64:
case kS390_RotLeftAndClearLeft64:
case kS390_RotLeftAndClearRight64:
case kS390_Lay:
case kS390_Add32:
case kS390_Add64:
case kS390_AddFloat:
case kS390_AddDouble:
case kS390_Sub32:
case kS390_Sub64:
case kS390_SubFloat:
case kS390_SubDouble:
case kS390_Mul32:
case kS390_Mul32WithOverflow:
case kS390_Mul64:
case kS390_Mul64WithOverflow:
case kS390_MulHighS64:
case kS390_MulHighU64:
case kS390_MulHigh32:
case kS390_MulHighU32:
case kS390_MulFloat:
case kS390_MulDouble:
case kS390_Div32:
case kS390_Div64:
case kS390_DivU32:
case kS390_DivU64:
case kS390_DivFloat:
case kS390_DivDouble:
case kS390_Mod32:
case kS390_Mod64:
case kS390_ModU32:
case kS390_ModU64:
case kS390_ModDouble:
case kS390_Neg32:
case kS390_Neg64:
case kS390_NegDouble:
case kS390_NegFloat:
case kS390_SqrtFloat:
case kS390_FloorFloat:
case kS390_CeilFloat:
case kS390_TruncateFloat:
case kS390_FloatNearestInt:
case kS390_AbsFloat:
case kS390_SqrtDouble:
case kS390_FloorDouble:
case kS390_CeilDouble:
case kS390_TruncateDouble:
case kS390_RoundDouble:
case kS390_DoubleNearestInt:
case kS390_MaxFloat:
case kS390_MaxDouble:
case kS390_MinFloat:
case kS390_MinDouble:
case kS390_AbsDouble:
case kS390_Cntlz32:
case kS390_Cntlz64:
case kS390_Popcnt32:
case kS390_Popcnt64:
case kS390_Cmp32:
case kS390_Cmp64:
case kS390_CmpFloat:
case kS390_CmpDouble:
case kS390_Tst32:
case kS390_Tst64:
case kS390_SignExtendWord8ToInt32:
case kS390_SignExtendWord16ToInt32:
case kS390_SignExtendWord8ToInt64:
case kS390_SignExtendWord16ToInt64:
case kS390_SignExtendWord32ToInt64:
case kS390_Uint32ToUint64:
case kS390_Int64ToInt32:
case kS390_Int64ToFloat32:
case kS390_Int64ToDouble:
case kS390_Uint64ToFloat32:
case kS390_Uint64ToDouble:
case kS390_Int32ToFloat32:
case kS390_Int32ToDouble:
case kS390_Uint32ToFloat32:
case kS390_Uint32ToDouble:
case kS390_Float32ToInt32:
case kS390_Float32ToUint32:
case kS390_Float32ToUint64:
case kS390_Float32ToDouble:
case kS390_Float64SilenceNaN:
case kS390_DoubleToInt32:
case kS390_DoubleToUint32:
case kS390_Float32ToInt64:
case kS390_DoubleToInt64:
case kS390_DoubleToUint64:
case kS390_DoubleToFloat32:
case kS390_DoubleExtractLowWord32:
case kS390_DoubleExtractHighWord32:
case kS390_DoubleInsertLowWord32:
case kS390_DoubleInsertHighWord32:
case kS390_DoubleConstruct:
case kS390_BitcastInt32ToFloat32:
case kS390_BitcastFloat32ToInt32:
case kS390_BitcastInt64ToDouble:
case kS390_BitcastDoubleToInt64:
case kS390_LoadReverse16RR:
case kS390_LoadReverse32RR:
case kS390_LoadReverse64RR:
case kS390_LoadReverseSimd128RR:
case kS390_LoadAndTestWord32:
case kS390_LoadAndTestWord64:
case kS390_LoadAndTestFloat32:
case kS390_LoadAndTestFloat64:
case kS390_F64x2Splat:
case kS390_F64x2ReplaceLane:
case kS390_F64x2Abs:
case kS390_F64x2Neg:
case kS390_F64x2Sqrt:
case kS390_F64x2Add:
case kS390_F64x2Sub:
case kS390_F64x2Mul:
case kS390_F64x2Div:
case kS390_F64x2Eq:
case kS390_F64x2Ne:
case kS390_F64x2Lt:
case kS390_F64x2Le:
case kS390_F64x2Min:
case kS390_F64x2Max:
case kS390_F64x2ExtractLane:
case kS390_F64x2Qfma:
case kS390_F64x2Qfms:
case kS390_F64x2Pmin:
case kS390_F64x2Pmax:
case kS390_F64x2Ceil:
case kS390_F64x2Floor:
case kS390_F64x2Trunc:
case kS390_F64x2NearestInt:
case kS390_F64x2ConvertLowI32x4S:
case kS390_F64x2ConvertLowI32x4U:
case kS390_F64x2PromoteLowF32x4:
case kS390_F32x4Splat:
case kS390_F32x4ExtractLane:
case kS390_F32x4ReplaceLane:
case kS390_F32x4Add:
case kS390_F32x4Sub:
case kS390_F32x4Mul:
case kS390_F32x4Eq:
case kS390_F32x4Ne:
case kS390_F32x4Lt:
case kS390_F32x4Le:
case kS390_F32x4Abs:
case kS390_F32x4Neg:
case kS390_F32x4SConvertI32x4:
case kS390_F32x4UConvertI32x4:
case kS390_F32x4Sqrt:
case kS390_F32x4Div:
case kS390_F32x4Min:
case kS390_F32x4Max:
case kS390_F32x4Qfma:
case kS390_F32x4Qfms:
case kS390_F32x4Pmin:
case kS390_F32x4Pmax:
case kS390_F32x4Ceil:
case kS390_F32x4Floor:
case kS390_F32x4Trunc:
case kS390_F32x4NearestInt:
case kS390_F32x4DemoteF64x2Zero:
case kS390_I64x2Neg:
case kS390_I64x2Add:
case kS390_I64x2Sub:
case kS390_I64x2Shl:
case kS390_I64x2ShrS:
case kS390_I64x2ShrU:
case kS390_I64x2Mul:
case kS390_I64x2Splat:
case kS390_I64x2ReplaceLane:
case kS390_I64x2ExtractLane:
case kS390_I64x2Eq:
case kS390_I64x2BitMask:
case kS390_I64x2ExtMulLowI32x4S:
case kS390_I64x2ExtMulHighI32x4S:
case kS390_I64x2ExtMulLowI32x4U:
case kS390_I64x2ExtMulHighI32x4U:
case kS390_I64x2SConvertI32x4Low:
case kS390_I64x2SConvertI32x4High:
case kS390_I64x2UConvertI32x4Low:
case kS390_I64x2UConvertI32x4High:
case kS390_I64x2Ne:
case kS390_I64x2GtS:
case kS390_I64x2GeS:
case kS390_I64x2Abs:
case kS390_I32x4Splat:
case kS390_I32x4ExtractLane:
case kS390_I32x4ReplaceLane:
case kS390_I32x4Add:
case kS390_I32x4Sub:
case kS390_I32x4Mul:
case kS390_I32x4MinS:
case kS390_I32x4MinU:
case kS390_I32x4MaxS:
case kS390_I32x4MaxU:
case kS390_I32x4Eq:
case kS390_I32x4Ne:
case kS390_I32x4GtS:
case kS390_I32x4GeS:
case kS390_I32x4GtU:
case kS390_I32x4GeU:
case kS390_I32x4Shl:
case kS390_I32x4ShrS:
case kS390_I32x4ShrU:
case kS390_I32x4Neg:
case kS390_I32x4SConvertF32x4:
case kS390_I32x4UConvertF32x4:
case kS390_I32x4SConvertI16x8Low:
case kS390_I32x4SConvertI16x8High:
case kS390_I32x4UConvertI16x8Low:
case kS390_I32x4UConvertI16x8High:
case kS390_I32x4Abs:
case kS390_I32x4BitMask:
case kS390_I32x4DotI16x8S:
case kS390_I32x4ExtMulLowI16x8S:
case kS390_I32x4ExtMulHighI16x8S:
case kS390_I32x4ExtMulLowI16x8U:
case kS390_I32x4ExtMulHighI16x8U:
case kS390_I32x4ExtAddPairwiseI16x8S:
case kS390_I32x4ExtAddPairwiseI16x8U:
case kS390_I32x4TruncSatF64x2SZero:
case kS390_I32x4TruncSatF64x2UZero:
case kS390_I16x8Splat:
case kS390_I16x8ExtractLaneU:
case kS390_I16x8ExtractLaneS:
case kS390_I16x8ReplaceLane:
case kS390_I16x8Add:
case kS390_I16x8Sub:
case kS390_I16x8Mul:
case kS390_I16x8MinS:
case kS390_I16x8MinU:
case kS390_I16x8MaxS:
case kS390_I16x8MaxU:
case kS390_I16x8Eq:
case kS390_I16x8Ne:
case kS390_I16x8GtS:
case kS390_I16x8GeS:
case kS390_I16x8GtU:
case kS390_I16x8GeU:
case kS390_I16x8Shl:
case kS390_I16x8ShrS:
case kS390_I16x8ShrU:
case kS390_I16x8Neg:
case kS390_I16x8SConvertI32x4:
case kS390_I16x8UConvertI32x4:
case kS390_I16x8SConvertI8x16Low:
case kS390_I16x8SConvertI8x16High:
case kS390_I16x8UConvertI8x16Low:
case kS390_I16x8UConvertI8x16High:
case kS390_I16x8AddSatS:
case kS390_I16x8SubSatS:
case kS390_I16x8AddSatU:
case kS390_I16x8SubSatU:
case kS390_I16x8RoundingAverageU:
case kS390_I16x8Abs:
case kS390_I16x8BitMask:
case kS390_I16x8ExtMulLowI8x16S:
case kS390_I16x8ExtMulHighI8x16S:
case kS390_I16x8ExtMulLowI8x16U:
case kS390_I16x8ExtMulHighI8x16U:
case kS390_I16x8ExtAddPairwiseI8x16S:
case kS390_I16x8ExtAddPairwiseI8x16U:
case kS390_I16x8Q15MulRSatS:
case kS390_I8x16Splat:
case kS390_I8x16ExtractLaneU:
case kS390_I8x16ExtractLaneS:
case kS390_I8x16ReplaceLane:
case kS390_I8x16Add:
case kS390_I8x16Sub:
case kS390_I8x16MinS:
case kS390_I8x16MinU:
case kS390_I8x16MaxS:
case kS390_I8x16MaxU:
case kS390_I8x16Eq:
case kS390_I8x16Ne:
case kS390_I8x16GtS:
case kS390_I8x16GeS:
case kS390_I8x16GtU:
case kS390_I8x16GeU:
case kS390_I8x16Shl:
case kS390_I8x16ShrS:
case kS390_I8x16ShrU:
case kS390_I8x16Neg:
case kS390_I8x16SConvertI16x8:
case kS390_I8x16UConvertI16x8:
case kS390_I8x16AddSatS:
case kS390_I8x16SubSatS:
case kS390_I8x16AddSatU:
case kS390_I8x16SubSatU:
case kS390_I8x16RoundingAverageU:
case kS390_I8x16Abs:
case kS390_I8x16BitMask:
case kS390_I8x16Shuffle:
case kS390_I8x16Swizzle:
case kS390_I8x16Popcnt:
case kS390_I64x2AllTrue:
case kS390_I32x4AllTrue:
case kS390_I16x8AllTrue:
case kS390_I8x16AllTrue:
case kS390_V128AnyTrue:
case kS390_S128And:
case kS390_S128Or:
case kS390_S128Xor:
case kS390_S128Const:
case kS390_S128Zero:
case kS390_S128AllOnes:
case kS390_S128Not:
case kS390_S128Select:
case kS390_S128AndNot:
return kNoOpcodeFlags;
case kS390_LoadWordS8:
case kS390_LoadWordU8:
case kS390_LoadWordS16:
case kS390_LoadWordU16:
case kS390_LoadWordS32:
case kS390_LoadWordU32:
case kS390_LoadWord64:
case kS390_LoadFloat32:
case kS390_LoadDouble:
case kS390_LoadSimd128:
case kS390_LoadReverse16:
case kS390_LoadReverse32:
case kS390_LoadReverse64:
case kS390_LoadReverseSimd128:
case kS390_Peek:
case kS390_LoadDecompressTaggedSigned:
case kS390_LoadDecompressTaggedPointer:
case kS390_LoadDecompressAnyTagged:
case kS390_S128Load8Splat:
case kS390_S128Load16Splat:
case kS390_S128Load32Splat:
case kS390_S128Load64Splat:
case kS390_S128Load8x8S:
case kS390_S128Load8x8U:
case kS390_S128Load16x4S:
case kS390_S128Load16x4U:
case kS390_S128Load32x2S:
case kS390_S128Load32x2U:
case kS390_S128Load32Zero:
case kS390_S128Load64Zero:
case kS390_S128Load8Lane:
case kS390_S128Load16Lane:
case kS390_S128Load32Lane:
case kS390_S128Load64Lane:
return kIsLoadOperation;
case kS390_StoreWord8:
case kS390_StoreWord16:
case kS390_StoreWord32:
case kS390_StoreWord64:
case kS390_StoreReverseSimd128:
case kS390_StoreReverse16:
case kS390_StoreReverse32:
case kS390_StoreReverse64:
case kS390_StoreFloat32:
case kS390_StoreDouble:
case kS390_StoreSimd128:
case kS390_StoreCompressTagged:
case kS390_Push:
case kS390_PushFrame:
case kS390_StoreToStackSlot:
case kS390_S128Store8Lane:
case kS390_S128Store16Lane:
case kS390_S128Store32Lane:
case kS390_S128Store64Lane:
return kHasSideEffect;
case kS390_Word64AtomicExchangeUint64:
case kS390_Word64AtomicCompareExchangeUint64:
case kS390_Word64AtomicAddUint64:
case kS390_Word64AtomicSubUint64:
case kS390_Word64AtomicAndUint64:
case kS390_Word64AtomicOrUint64:
case kS390_Word64AtomicXorUint64:
return kHasSideEffect;
#define CASE(Name) case k##Name:
COMMON_ARCH_OPCODE_LIST(CASE)
#undef CASE
// Already covered in architecture independent code.
UNREACHABLE();
}
UNREACHABLE();
}
int InstructionScheduler::GetInstructionLatency(const Instruction* instr) {
// TODO(all): Add instruction cost modeling.
return 1;
}
} // namespace compiler
} // namespace internal
} // namespace v8
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