diff options
Diffstat (limited to 'contrib/llvm/lib/Target/X86/X86InstrFMA3Info.cpp')
| -rw-r--r-- | contrib/llvm/lib/Target/X86/X86InstrFMA3Info.cpp | 285 |
1 files changed, 285 insertions, 0 deletions
diff --git a/contrib/llvm/lib/Target/X86/X86InstrFMA3Info.cpp b/contrib/llvm/lib/Target/X86/X86InstrFMA3Info.cpp new file mode 100644 index 0000000..db83497 --- /dev/null +++ b/contrib/llvm/lib/Target/X86/X86InstrFMA3Info.cpp @@ -0,0 +1,285 @@ +//===-- X86InstrFMA3Info.cpp - X86 FMA3 Instruction Information -----------===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// This file contains the implementation of the classes providing information +// about existing X86 FMA3 opcodes, classifying and grouping them. +// +//===----------------------------------------------------------------------===// + +#include "X86InstrFMA3Info.h" +#include "X86InstrInfo.h" +#include "llvm/Support/ManagedStatic.h" +#include "llvm/Support/Threading.h" +using namespace llvm; + +/// This flag is used in the method llvm::call_once() used below to make the +/// initialization of the map 'OpcodeToGroup' thread safe. +LLVM_DEFINE_ONCE_FLAG(InitGroupsOnceFlag); + +static ManagedStatic<X86InstrFMA3Info> X86InstrFMA3InfoObj; +X86InstrFMA3Info *X86InstrFMA3Info::getX86InstrFMA3Info() { + return &*X86InstrFMA3InfoObj; +} + +void X86InstrFMA3Info::initRMGroup(const uint16_t *RegOpcodes, + const uint16_t *MemOpcodes, unsigned Attr) { + // Create a new instance of this class that would hold a group of FMA opcodes. + X86InstrFMA3Group *G = new X86InstrFMA3Group(RegOpcodes, MemOpcodes, Attr); + + // Add the references from indvidual opcodes to the group holding them. + assert((!OpcodeToGroup[RegOpcodes[0]] && !OpcodeToGroup[RegOpcodes[1]] && + !OpcodeToGroup[RegOpcodes[2]] && !OpcodeToGroup[MemOpcodes[0]] && + !OpcodeToGroup[MemOpcodes[1]] && !OpcodeToGroup[MemOpcodes[2]]) && + "Duplication or rewrite of elements in OpcodeToGroup."); + OpcodeToGroup[RegOpcodes[0]] = G; + OpcodeToGroup[RegOpcodes[1]] = G; + OpcodeToGroup[RegOpcodes[2]] = G; + OpcodeToGroup[MemOpcodes[0]] = G; + OpcodeToGroup[MemOpcodes[1]] = G; + OpcodeToGroup[MemOpcodes[2]] = G; +} + +void X86InstrFMA3Info::initRGroup(const uint16_t *RegOpcodes, unsigned Attr) { + // Create a new instance of this class that would hold a group of FMA opcodes. + X86InstrFMA3Group *G = new X86InstrFMA3Group(RegOpcodes, nullptr, Attr); + + // Add the references from indvidual opcodes to the group holding them. + assert((!OpcodeToGroup[RegOpcodes[0]] && !OpcodeToGroup[RegOpcodes[1]] && + !OpcodeToGroup[RegOpcodes[2]]) && + "Duplication or rewrite of elements in OpcodeToGroup."); + OpcodeToGroup[RegOpcodes[0]] = G; + OpcodeToGroup[RegOpcodes[1]] = G; + OpcodeToGroup[RegOpcodes[2]] = G; +} + +void X86InstrFMA3Info::initMGroup(const uint16_t *MemOpcodes, unsigned Attr) { + // Create a new instance of this class that would hold a group of FMA opcodes. + X86InstrFMA3Group *G = new X86InstrFMA3Group(nullptr, MemOpcodes, Attr); + + // Add the references from indvidual opcodes to the group holding them. + assert((!OpcodeToGroup[MemOpcodes[0]] && !OpcodeToGroup[MemOpcodes[1]] && + !OpcodeToGroup[MemOpcodes[2]]) && + "Duplication or rewrite of elements in OpcodeToGroup."); + OpcodeToGroup[MemOpcodes[0]] = G; + OpcodeToGroup[MemOpcodes[1]] = G; + OpcodeToGroup[MemOpcodes[2]] = G; +} + +#define FMA3RM(R132, R213, R231, M132, M213, M231) \ + static const uint16_t Reg##R132[3] = {X86::R132, X86::R213, X86::R231}; \ + static const uint16_t Mem##R132[3] = {X86::M132, X86::M213, X86::M231}; \ + initRMGroup(Reg##R132, Mem##R132); + +#define FMA3RMA(R132, R213, R231, M132, M213, M231, Attrs) \ + static const uint16_t Reg##R132[3] = {X86::R132, X86::R213, X86::R231}; \ + static const uint16_t Mem##R132[3] = {X86::M132, X86::M213, X86::M231}; \ + initRMGroup(Reg##R132, Mem##R132, (Attrs)); + +#define FMA3R(R132, R213, R231) \ + static const uint16_t Reg##R132[3] = {X86::R132, X86::R213, X86::R231}; \ + initRGroup(Reg##R132); + +#define FMA3RA(R132, R213, R231, Attrs) \ + static const uint16_t Reg##R132[3] = {X86::R132, X86::R213, X86::R231}; \ + initRGroup(Reg##R132, (Attrs)); + +#define FMA3M(M132, M213, M231) \ + static const uint16_t Mem##M132[3] = {X86::M132, X86::M213, X86::M231}; \ + initMGroup(Mem##M132); + +#define FMA3MA(M132, M213, M231, Attrs) \ + static const uint16_t Mem##M132[3] = {X86::M132, X86::M213, X86::M231}; \ + initMGroup(Mem##M132, (Attrs)); + +#define FMA3_AVX2_VECTOR_GROUP(Name) \ + FMA3RM(Name##132PSr, Name##213PSr, Name##231PSr, \ + Name##132PSm, Name##213PSm, Name##231PSm); \ + FMA3RM(Name##132PDr, Name##213PDr, Name##231PDr, \ + Name##132PDm, Name##213PDm, Name##231PDm); \ + FMA3RM(Name##132PSYr, Name##213PSYr, Name##231PSYr, \ + Name##132PSYm, Name##213PSYm, Name##231PSYm); \ + FMA3RM(Name##132PDYr, Name##213PDYr, Name##231PDYr, \ + Name##132PDYm, Name##213PDYm, Name##231PDYm); + +#define FMA3_AVX2_SCALAR_GROUP(Name) \ + FMA3RM(Name##132SSr, Name##213SSr, Name##231SSr, \ + Name##132SSm, Name##213SSm, Name##231SSm); \ + FMA3RM(Name##132SDr, Name##213SDr, Name##231SDr, \ + Name##132SDm, Name##213SDm, Name##231SDm); \ + FMA3RMA(Name##132SSr_Int, Name##213SSr_Int, Name##231SSr_Int, \ + Name##132SSm_Int, Name##213SSm_Int, Name##231SSm_Int, \ + X86InstrFMA3Group::X86FMA3Intrinsic); \ + FMA3RMA(Name##132SDr_Int, Name##213SDr_Int, Name##231SDr_Int, \ + Name##132SDm_Int, Name##213SDm_Int, Name##231SDm_Int, \ + X86InstrFMA3Group::X86FMA3Intrinsic); + +#define FMA3_AVX2_FULL_GROUP(Name) \ + FMA3_AVX2_VECTOR_GROUP(Name); \ + FMA3_AVX2_SCALAR_GROUP(Name); + +#define FMA3_AVX512_VECTOR_GROUP(Name) \ + FMA3RM(Name##132PSZ128r, Name##213PSZ128r, Name##231PSZ128r, \ + Name##132PSZ128m, Name##213PSZ128m, Name##231PSZ128m); \ + FMA3RM(Name##132PDZ128r, Name##213PDZ128r, Name##231PDZ128r, \ + Name##132PDZ128m, Name##213PDZ128m, Name##231PDZ128m); \ + FMA3RM(Name##132PSZ256r, Name##213PSZ256r, Name##231PSZ256r, \ + Name##132PSZ256m, Name##213PSZ256m, Name##231PSZ256m); \ + FMA3RM(Name##132PDZ256r, Name##213PDZ256r, Name##231PDZ256r, \ + Name##132PDZ256m, Name##213PDZ256m, Name##231PDZ256m); \ + FMA3RM(Name##132PSZr, Name##213PSZr, Name##231PSZr, \ + Name##132PSZm, Name##213PSZm, Name##231PSZm); \ + FMA3RM(Name##132PDZr, Name##213PDZr, Name##231PDZr, \ + Name##132PDZm, Name##213PDZm, Name##231PDZm); \ + FMA3RMA(Name##132PSZ128rk, Name##213PSZ128rk, Name##231PSZ128rk, \ + Name##132PSZ128mk, Name##213PSZ128mk, Name##231PSZ128mk, \ + X86InstrFMA3Group::X86FMA3KMergeMasked); \ + FMA3RMA(Name##132PDZ128rk, Name##213PDZ128rk, Name##231PDZ128rk, \ + Name##132PDZ128mk, Name##213PDZ128mk, Name##231PDZ128mk, \ + X86InstrFMA3Group::X86FMA3KMergeMasked); \ + FMA3RMA(Name##132PSZ256rk, Name##213PSZ256rk, Name##231PSZ256rk, \ + Name##132PSZ256mk, Name##213PSZ256mk, Name##231PSZ256mk, \ + X86InstrFMA3Group::X86FMA3KMergeMasked); \ + FMA3RMA(Name##132PDZ256rk, Name##213PDZ256rk, Name##231PDZ256rk, \ + Name##132PDZ256mk, Name##213PDZ256mk, Name##231PDZ256mk, \ + X86InstrFMA3Group::X86FMA3KMergeMasked); \ + FMA3RMA(Name##132PSZrk, Name##213PSZrk, Name##231PSZrk, \ + Name##132PSZmk, Name##213PSZmk, Name##231PSZmk, \ + X86InstrFMA3Group::X86FMA3KMergeMasked); \ + FMA3RMA(Name##132PDZrk, Name##213PDZrk, Name##231PDZrk, \ + Name##132PDZmk, Name##213PDZmk, Name##231PDZmk, \ + X86InstrFMA3Group::X86FMA3KMergeMasked); \ + FMA3RMA(Name##132PSZ128rkz, Name##213PSZ128rkz, Name##231PSZ128rkz, \ + Name##132PSZ128mkz, Name##213PSZ128mkz, Name##231PSZ128mkz, \ + X86InstrFMA3Group::X86FMA3KZeroMasked); \ + FMA3RMA(Name##132PDZ128rkz, Name##213PDZ128rkz, Name##231PDZ128rkz, \ + Name##132PDZ128mkz, Name##213PDZ128mkz, Name##231PDZ128mkz, \ + X86InstrFMA3Group::X86FMA3KZeroMasked); \ + FMA3RMA(Name##132PSZ256rkz, Name##213PSZ256rkz, Name##231PSZ256rkz, \ + Name##132PSZ256mkz, Name##213PSZ256mkz, Name##231PSZ256mkz, \ + X86InstrFMA3Group::X86FMA3KZeroMasked); \ + FMA3RMA(Name##132PDZ256rkz, Name##213PDZ256rkz, Name##231PDZ256rkz, \ + Name##132PDZ256mkz, Name##213PDZ256mkz, Name##231PDZ256mkz, \ + X86InstrFMA3Group::X86FMA3KZeroMasked); \ + FMA3RMA(Name##132PSZrkz, Name##213PSZrkz, Name##231PSZrkz, \ + Name##132PSZmkz, Name##213PSZmkz, Name##231PSZmkz, \ + X86InstrFMA3Group::X86FMA3KZeroMasked); \ + FMA3RMA(Name##132PDZrkz, Name##213PDZrkz, Name##231PDZrkz, \ + Name##132PDZmkz, Name##213PDZmkz, Name##231PDZmkz, \ + X86InstrFMA3Group::X86FMA3KZeroMasked); \ + FMA3R(Name##132PSZrb, Name##213PSZrb, Name##231PSZrb); \ + FMA3R(Name##132PDZrb, Name##213PDZrb, Name##231PDZrb); \ + FMA3RA(Name##132PSZrbk, Name##213PSZrbk, Name##231PSZrbk, \ + X86InstrFMA3Group::X86FMA3KMergeMasked); \ + FMA3RA(Name##132PDZrbk, Name##213PDZrbk, Name##231PDZrbk, \ + X86InstrFMA3Group::X86FMA3KMergeMasked); \ + FMA3RA(Name##132PSZrbkz, Name##213PSZrbkz, Name##231PSZrbkz, \ + X86InstrFMA3Group::X86FMA3KZeroMasked); \ + FMA3RA(Name##132PDZrbkz, Name##213PDZrbkz, Name##231PDZrbkz, \ + X86InstrFMA3Group::X86FMA3KZeroMasked); \ + FMA3M(Name##132PSZ128mb, Name##213PSZ128mb, Name##231PSZ128mb); \ + FMA3M(Name##132PDZ128mb, Name##213PDZ128mb, Name##231PDZ128mb); \ + FMA3M(Name##132PSZ256mb, Name##213PSZ256mb, Name##231PSZ256mb); \ + FMA3M(Name##132PDZ256mb, Name##213PDZ256mb, Name##231PDZ256mb); \ + FMA3M(Name##132PSZmb, Name##213PSZmb, Name##231PSZmb); \ + FMA3M(Name##132PDZmb, Name##213PDZmb, Name##231PDZmb); \ + FMA3MA(Name##132PSZ128mbk, Name##213PSZ128mbk, Name##231PSZ128mbk, \ + X86InstrFMA3Group::X86FMA3KMergeMasked); \ + FMA3MA(Name##132PDZ128mbk, Name##213PDZ128mbk, Name##231PDZ128mbk, \ + X86InstrFMA3Group::X86FMA3KMergeMasked); \ + FMA3MA(Name##132PSZ256mbk, Name##213PSZ256mbk, Name##231PSZ256mbk, \ + X86InstrFMA3Group::X86FMA3KMergeMasked); \ + FMA3MA(Name##132PDZ256mbk, Name##213PDZ256mbk, Name##231PDZ256mbk, \ + X86InstrFMA3Group::X86FMA3KMergeMasked); \ + FMA3MA(Name##132PSZmbk, Name##213PSZmbk, Name##231PSZmbk, \ + X86InstrFMA3Group::X86FMA3KMergeMasked); \ + FMA3MA(Name##132PDZmbk, Name##213PDZmbk, Name##231PDZmbk, \ + X86InstrFMA3Group::X86FMA3KMergeMasked); \ + FMA3MA(Name##132PSZ128mbkz, Name##213PSZ128mbkz, Name##231PSZ128mbkz, \ + X86InstrFMA3Group::X86FMA3KZeroMasked); \ + FMA3MA(Name##132PDZ128mbkz, Name##213PDZ128mbkz, Name##231PDZ128mbkz, \ + X86InstrFMA3Group::X86FMA3KZeroMasked); \ + FMA3MA(Name##132PSZ256mbkz, Name##213PSZ256mbkz, Name##231PSZ256mbkz, \ + X86InstrFMA3Group::X86FMA3KZeroMasked); \ + FMA3MA(Name##132PDZ256mbkz, Name##213PDZ256mbkz, Name##231PDZ256mbkz, \ + X86InstrFMA3Group::X86FMA3KZeroMasked); \ + FMA3MA(Name##132PSZmbkz, Name##213PSZmbkz, Name##231PSZmbkz, \ + X86InstrFMA3Group::X86FMA3KZeroMasked); \ + FMA3MA(Name##132PDZmbkz, Name##213PDZmbkz, Name##231PDZmbkz, \ + X86InstrFMA3Group::X86FMA3KZeroMasked); + +#define FMA3_AVX512_SCALAR_GROUP(Name) \ + FMA3RM(Name##132SSZr, Name##213SSZr, Name##231SSZr, \ + Name##132SSZm, Name##213SSZm, Name##231SSZm); \ + FMA3RM(Name##132SDZr, Name##213SDZr, Name##231SDZr, \ + Name##132SDZm, Name##213SDZm, Name##231SDZm); \ + FMA3RMA(Name##132SSZr_Int, Name##213SSZr_Int, Name##231SSZr_Int, \ + Name##132SSZm_Int, Name##213SSZm_Int, Name##231SSZm_Int, \ + X86InstrFMA3Group::X86FMA3Intrinsic); \ + FMA3RMA(Name##132SDZr_Int, Name##213SDZr_Int, Name##231SDZr_Int, \ + Name##132SDZm_Int, Name##213SDZm_Int, Name##231SDZm_Int, \ + X86InstrFMA3Group::X86FMA3Intrinsic); \ + FMA3RMA(Name##132SSZr_Intk, Name##213SSZr_Intk, Name##231SSZr_Intk, \ + Name##132SSZm_Intk, Name##213SSZm_Intk, Name##231SSZm_Intk, \ + X86InstrFMA3Group::X86FMA3Intrinsic | \ + X86InstrFMA3Group::X86FMA3KMergeMasked); \ + FMA3RMA(Name##132SDZr_Intk, Name##213SDZr_Intk, Name##231SDZr_Intk, \ + Name##132SDZm_Intk, Name##213SDZm_Intk, Name##231SDZm_Intk, \ + X86InstrFMA3Group::X86FMA3Intrinsic | \ + X86InstrFMA3Group::X86FMA3KMergeMasked); \ + FMA3RMA(Name##132SSZr_Intkz, Name##213SSZr_Intkz, Name##231SSZr_Intkz, \ + Name##132SSZm_Intkz, Name##213SSZm_Intkz, Name##231SSZm_Intkz, \ + X86InstrFMA3Group::X86FMA3Intrinsic | \ + X86InstrFMA3Group::X86FMA3KZeroMasked); \ + FMA3RMA(Name##132SDZr_Intkz, Name##213SDZr_Intkz, Name##231SDZr_Intkz, \ + Name##132SDZm_Intkz, Name##213SDZm_Intkz, Name##231SDZm_Intkz, \ + X86InstrFMA3Group::X86FMA3Intrinsic | \ + X86InstrFMA3Group::X86FMA3KZeroMasked); \ + FMA3RA(Name##132SSZrb_Int, Name##213SSZrb_Int, Name##231SSZrb_Int, \ + X86InstrFMA3Group::X86FMA3Intrinsic); \ + FMA3RA(Name##132SDZrb_Int, Name##213SDZrb_Int, Name##231SDZrb_Int, \ + X86InstrFMA3Group::X86FMA3Intrinsic); \ + FMA3RA(Name##132SSZrb_Intk, Name##213SSZrb_Intk, Name##231SSZrb_Intk, \ + X86InstrFMA3Group::X86FMA3Intrinsic | \ + X86InstrFMA3Group::X86FMA3KMergeMasked); \ + FMA3RA(Name##132SDZrb_Intk, Name##213SDZrb_Intk, Name##231SDZrb_Intk, \ + X86InstrFMA3Group::X86FMA3Intrinsic | \ + X86InstrFMA3Group::X86FMA3KMergeMasked); \ + FMA3RA(Name##132SSZrb_Intkz, Name##213SSZrb_Intkz, Name##231SSZrb_Intkz, \ + X86InstrFMA3Group::X86FMA3Intrinsic | \ + X86InstrFMA3Group::X86FMA3KZeroMasked); \ + FMA3RA(Name##132SDZrb_Intkz, Name##213SDZrb_Intkz, Name##231SDZrb_Intkz, \ + X86InstrFMA3Group::X86FMA3Intrinsic | \ + X86InstrFMA3Group::X86FMA3KZeroMasked); + +#define FMA3_AVX512_FULL_GROUP(Name) \ + FMA3_AVX512_VECTOR_GROUP(Name); \ + FMA3_AVX512_SCALAR_GROUP(Name); + +void X86InstrFMA3Info::initGroupsOnceImpl() { + FMA3_AVX2_FULL_GROUP(VFMADD); + FMA3_AVX2_FULL_GROUP(VFMSUB); + FMA3_AVX2_FULL_GROUP(VFNMADD); + FMA3_AVX2_FULL_GROUP(VFNMSUB); + + FMA3_AVX2_VECTOR_GROUP(VFMADDSUB); + FMA3_AVX2_VECTOR_GROUP(VFMSUBADD); + + FMA3_AVX512_FULL_GROUP(VFMADD); + FMA3_AVX512_FULL_GROUP(VFMSUB); + FMA3_AVX512_FULL_GROUP(VFNMADD); + FMA3_AVX512_FULL_GROUP(VFNMSUB); + + FMA3_AVX512_VECTOR_GROUP(VFMADDSUB); + FMA3_AVX512_VECTOR_GROUP(VFMSUBADD); +} + +void X86InstrFMA3Info::initGroupsOnce() { + llvm::call_once(InitGroupsOnceFlag, + []() { getX86InstrFMA3Info()->initGroupsOnceImpl(); }); +} |
