#include "passes.h"
#include "JitManager.h"
+#include "common/simdlib.hpp"
+
#include <unordered_map>
+extern "C" void ScatterPS_256(uint8_t*, SIMD256::Integer, SIMD256::Float, uint8_t, uint32_t);
+
namespace llvm
{
// foward declare the initializer
struct X86Intrinsic
{
- Intrinsic::ID intrin[NUM_WIDTHS];
+ IntrinsicID intrin[NUM_WIDTHS];
EmuFunc emuFunc;
};
// Map of intrinsics that haven't been moved to the new mechanism yet. If used, these get the
// previous behavior of mapping directly to avx/avx2 intrinsics.
- static std::map<std::string, Intrinsic::ID> intrinsicMap = {
- {"meta.intrinsic.BEXTR_32", Intrinsic::x86_bmi_bextr_32},
- {"meta.intrinsic.VPSHUFB", Intrinsic::x86_avx2_pshuf_b},
- {"meta.intrinsic.VCVTPS2PH", Intrinsic::x86_vcvtps2ph_256},
- {"meta.intrinsic.VPTESTC", Intrinsic::x86_avx_ptestc_256},
- {"meta.intrinsic.VPTESTZ", Intrinsic::x86_avx_ptestz_256},
- {"meta.intrinsic.VPHADDD", Intrinsic::x86_avx2_phadd_d},
- {"meta.intrinsic.PDEP32", Intrinsic::x86_bmi_pdep_32},
- {"meta.intrinsic.RDTSC", Intrinsic::x86_rdtsc},
- };
+ using intrinsicMap_t = std::map<std::string, IntrinsicID>;
+ static intrinsicMap_t& getIntrinsicMap() {
+ static std::map<std::string, IntrinsicID> intrinsicMap = {
+ {"meta.intrinsic.BEXTR_32", Intrinsic::x86_bmi_bextr_32},
+ {"meta.intrinsic.VPSHUFB", Intrinsic::x86_avx2_pshuf_b},
+ {"meta.intrinsic.VCVTPS2PH", Intrinsic::x86_vcvtps2ph_256},
+ {"meta.intrinsic.VPTESTC", Intrinsic::x86_avx_ptestc_256},
+ {"meta.intrinsic.VPTESTZ", Intrinsic::x86_avx_ptestz_256},
+ {"meta.intrinsic.VPHADDD", Intrinsic::x86_avx2_phadd_d},
+ {"meta.intrinsic.PDEP32", Intrinsic::x86_bmi_pdep_32},
+ {"meta.intrinsic.RDTSC", Intrinsic::x86_rdtsc}
+ };
+ return intrinsicMap;
+ }
// Forward decls
Instruction* NO_EMU(LowerX86* pThis, TargetArch arch, TargetWidth width, CallInst* pCallInst);
Instruction*
VGATHER_EMU(LowerX86* pThis, TargetArch arch, TargetWidth width, CallInst* pCallInst);
Instruction*
+ VSCATTER_EMU(LowerX86* pThis, TargetArch arch, TargetWidth width, CallInst* pCallInst);
+ Instruction*
VROUND_EMU(LowerX86* pThis, TargetArch arch, TargetWidth width, CallInst* pCallInst);
Instruction*
VHSUB_EMU(LowerX86* pThis, TargetArch arch, TargetWidth width, CallInst* pCallInst);
static Intrinsic::ID DOUBLE = (Intrinsic::ID)-1;
- static std::map<std::string, X86Intrinsic> intrinsicMap2[] = {
- // 256 wide 512 wide
- {
- // AVX
- {"meta.intrinsic.VRCPPS", {{Intrinsic::x86_avx_rcp_ps_256, DOUBLE}, NO_EMU}},
- {"meta.intrinsic.VPERMPS",
- {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VPERM_EMU}},
- {"meta.intrinsic.VPERMD",
- {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VPERM_EMU}},
- {"meta.intrinsic.VGATHERPD",
- {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VGATHER_EMU}},
- {"meta.intrinsic.VGATHERPS",
- {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VGATHER_EMU}},
- {"meta.intrinsic.VGATHERDD",
- {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VGATHER_EMU}},
- {"meta.intrinsic.VCVTPD2PS",
- {{Intrinsic::x86_avx_cvt_pd2_ps_256, Intrinsic::not_intrinsic}, NO_EMU}},
- {"meta.intrinsic.VCVTPH2PS",
- {{Intrinsic::x86_vcvtph2ps_256, Intrinsic::not_intrinsic}, NO_EMU}},
- {"meta.intrinsic.VROUND", {{Intrinsic::x86_avx_round_ps_256, DOUBLE}, NO_EMU}},
- {"meta.intrinsic.VHSUBPS", {{Intrinsic::x86_avx_hsub_ps_256, DOUBLE}, NO_EMU}},
- },
- {
- // AVX2
- {"meta.intrinsic.VRCPPS", {{Intrinsic::x86_avx_rcp_ps_256, DOUBLE}, NO_EMU}},
- {"meta.intrinsic.VPERMPS",
- {{Intrinsic::x86_avx2_permps, Intrinsic::not_intrinsic}, VPERM_EMU}},
- {"meta.intrinsic.VPERMD",
- {{Intrinsic::x86_avx2_permd, Intrinsic::not_intrinsic}, VPERM_EMU}},
- {"meta.intrinsic.VGATHERPD",
- {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VGATHER_EMU}},
- {"meta.intrinsic.VGATHERPS",
- {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VGATHER_EMU}},
- {"meta.intrinsic.VGATHERDD",
- {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VGATHER_EMU}},
- {"meta.intrinsic.VCVTPD2PS", {{Intrinsic::x86_avx_cvt_pd2_ps_256, DOUBLE}, NO_EMU}},
- {"meta.intrinsic.VCVTPH2PS",
- {{Intrinsic::x86_vcvtph2ps_256, Intrinsic::not_intrinsic}, NO_EMU}},
- {"meta.intrinsic.VROUND", {{Intrinsic::x86_avx_round_ps_256, DOUBLE}, NO_EMU}},
- {"meta.intrinsic.VHSUBPS", {{Intrinsic::x86_avx_hsub_ps_256, DOUBLE}, NO_EMU}},
- },
- {
- // AVX512
- {"meta.intrinsic.VRCPPS",
- {{Intrinsic::x86_avx512_rcp14_ps_256, Intrinsic::x86_avx512_rcp14_ps_512}, NO_EMU}},
-#if LLVM_VERSION_MAJOR < 7
- {"meta.intrinsic.VPERMPS",
- {{Intrinsic::x86_avx512_mask_permvar_sf_256,
- Intrinsic::x86_avx512_mask_permvar_sf_512},
- NO_EMU}},
- {"meta.intrinsic.VPERMD",
- {{Intrinsic::x86_avx512_mask_permvar_si_256,
- Intrinsic::x86_avx512_mask_permvar_si_512},
- NO_EMU}},
-#else
- {"meta.intrinsic.VPERMPS",
- {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VPERM_EMU}},
- {"meta.intrinsic.VPERMD",
- {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VPERM_EMU}},
-#endif
- {"meta.intrinsic.VGATHERPD",
- {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VGATHER_EMU}},
- {"meta.intrinsic.VGATHERPS",
- {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VGATHER_EMU}},
- {"meta.intrinsic.VGATHERDD",
- {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VGATHER_EMU}},
-#if LLVM_VERSION_MAJOR < 7
- {"meta.intrinsic.VCVTPD2PS",
- {{Intrinsic::x86_avx512_mask_cvtpd2ps_256, Intrinsic::x86_avx512_mask_cvtpd2ps_512},
- NO_EMU}},
+ using intrinsicMapAdvanced_t = std::vector<std::map<std::string, X86Intrinsic>>;
+
+ static intrinsicMapAdvanced_t& getIntrinsicMapAdvanced()
+ {
+ // clang-format off
+ static intrinsicMapAdvanced_t intrinsicMapAdvanced = {
+ // 256 wide 512 wide
+ {
+ // AVX
+ {"meta.intrinsic.VRCPPS", {{Intrinsic::x86_avx_rcp_ps_256, DOUBLE}, NO_EMU}},
+ {"meta.intrinsic.VPERMPS", {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VPERM_EMU}},
+ {"meta.intrinsic.VPERMD", {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VPERM_EMU}},
+ {"meta.intrinsic.VGATHERPD", {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VGATHER_EMU}},
+ {"meta.intrinsic.VGATHERPS", {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VGATHER_EMU}},
+ {"meta.intrinsic.VGATHERDD", {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VGATHER_EMU}},
+ {"meta.intrinsic.VSCATTERPS", {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VSCATTER_EMU}},
+ {"meta.intrinsic.VCVTPD2PS", {{Intrinsic::x86_avx_cvt_pd2_ps_256, Intrinsic::not_intrinsic}, NO_EMU}},
+ {"meta.intrinsic.VROUND", {{Intrinsic::x86_avx_round_ps_256, DOUBLE}, NO_EMU}},
+ {"meta.intrinsic.VHSUBPS", {{Intrinsic::x86_avx_hsub_ps_256, DOUBLE}, NO_EMU}},
+ },
+ {
+ // AVX2
+ {"meta.intrinsic.VRCPPS", {{Intrinsic::x86_avx_rcp_ps_256, DOUBLE}, NO_EMU}},
+ {"meta.intrinsic.VPERMPS", {{Intrinsic::x86_avx2_permps, Intrinsic::not_intrinsic}, VPERM_EMU}},
+ {"meta.intrinsic.VPERMD", {{Intrinsic::x86_avx2_permd, Intrinsic::not_intrinsic}, VPERM_EMU}},
+ {"meta.intrinsic.VGATHERPD", {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VGATHER_EMU}},
+ {"meta.intrinsic.VGATHERPS", {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VGATHER_EMU}},
+ {"meta.intrinsic.VGATHERDD", {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VGATHER_EMU}},
+ {"meta.intrinsic.VSCATTERPS", {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VSCATTER_EMU}},
+ {"meta.intrinsic.VCVTPD2PS", {{Intrinsic::x86_avx_cvt_pd2_ps_256, DOUBLE}, NO_EMU}},
+ {"meta.intrinsic.VROUND", {{Intrinsic::x86_avx_round_ps_256, DOUBLE}, NO_EMU}},
+ {"meta.intrinsic.VHSUBPS", {{Intrinsic::x86_avx_hsub_ps_256, DOUBLE}, NO_EMU}},
+ },
+ {
+ // AVX512
+ {"meta.intrinsic.VRCPPS", {{Intrinsic::x86_avx512_rcp14_ps_256, Intrinsic::x86_avx512_rcp14_ps_512}, NO_EMU}},
+ #if LLVM_VERSION_MAJOR < 7
+ {"meta.intrinsic.VPERMPS", {{Intrinsic::x86_avx512_mask_permvar_sf_256, Intrinsic::x86_avx512_mask_permvar_sf_512}, NO_EMU}},
+ {"meta.intrinsic.VPERMD", {{Intrinsic::x86_avx512_mask_permvar_si_256, Intrinsic::x86_avx512_mask_permvar_si_512}, NO_EMU}},
+ #else
+ {"meta.intrinsic.VPERMPS", {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VPERM_EMU}},
+ {"meta.intrinsic.VPERMD", {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VPERM_EMU}},
+ #endif
+ {"meta.intrinsic.VGATHERPD", {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VGATHER_EMU}},
+ {"meta.intrinsic.VGATHERPS", {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VGATHER_EMU}},
+ {"meta.intrinsic.VGATHERDD", {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VGATHER_EMU}},
+ {"meta.intrinsic.VSCATTERPS", {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VSCATTER_EMU}},
+ #if LLVM_VERSION_MAJOR < 7
+ {"meta.intrinsic.VCVTPD2PS", {{Intrinsic::x86_avx512_mask_cvtpd2ps_256, Intrinsic::x86_avx512_mask_cvtpd2ps_512}, NO_EMU}},
+ #else
+ {"meta.intrinsic.VCVTPD2PS", {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VCONVERT_EMU}},
+ #endif
+ {"meta.intrinsic.VROUND", {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VROUND_EMU}},
+ {"meta.intrinsic.VHSUBPS", {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VHSUB_EMU}}
+ }};
+ // clang-format on
+ return intrinsicMapAdvanced;
+ }
+
+ static uint32_t getBitWidth(VectorType *pVTy)
+ {
+#if LLVM_VERSION_MAJOR >= 11
+ return pVTy->getNumElements() * pVTy->getElementType()->getPrimitiveSizeInBits();
#else
- {"meta.intrinsic.VCVTPD2PS",
- {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VCONVERT_EMU}},
+ return pVTy->getBitWidth();
#endif
- {"meta.intrinsic.VCVTPH2PS",
- {{Intrinsic::x86_avx512_mask_vcvtph2ps_256, Intrinsic::x86_avx512_mask_vcvtph2ps_512},
- NO_EMU}},
- {"meta.intrinsic.VROUND",
- {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VROUND_EMU}},
- {"meta.intrinsic.VHSUBPS",
- {{Intrinsic::not_intrinsic, Intrinsic::not_intrinsic}, VHSUB_EMU}},
- }};
+ }
struct LowerX86 : public FunctionPass
{
SWR_ASSERT(false, "Unsupported AVX architecture.");
mTarget = AVX;
}
+
+ // Setup scatter function for 256 wide
+ uint32_t curWidth = B->mVWidth;
+ B->SetTargetWidth(8);
+ std::vector<Type*> args = {
+ B->mInt8PtrTy, // pBase
+ B->mSimdInt32Ty, // vIndices
+ B->mSimdFP32Ty, // vSrc
+ B->mInt8Ty, // mask
+ B->mInt32Ty // scale
+ };
+
+ FunctionType* pfnScatterTy = FunctionType::get(B->mVoidTy, args, false);
+ mPfnScatter256 = cast<Function>(
+#if LLVM_VERSION_MAJOR >= 9
+ B->JM()->mpCurrentModule->getOrInsertFunction("ScatterPS_256", pfnScatterTy).getCallee());
+#else
+ B->JM()->mpCurrentModule->getOrInsertFunction("ScatterPS_256", pfnScatterTy));
+#endif
+ if (sys::DynamicLibrary::SearchForAddressOfSymbol("ScatterPS_256") == nullptr)
+ {
+ sys::DynamicLibrary::AddSymbol("ScatterPS_256", (void*)&ScatterPS_256);
+ }
+
+ B->SetTargetWidth(curWidth);
}
// Try to decipher the vector type of the instruction. This does not work properly
TargetWidth* pWidth,
Type** pTy)
{
+ assert(pCallInst);
Type* pVecTy = pCallInst->getType();
// Check for intrinsic specific types
// VCVTPD2PS type comes from src, not dst
if (intrinName.equals("meta.intrinsic.VCVTPD2PS"))
{
- pVecTy = pCallInst->getOperand(0)->getType();
+ Value* pOp = pCallInst->getOperand(0);
+ assert(pOp);
+ pVecTy = pOp->getType();
}
if (!pVecTy->isVectorTy())
}
SWR_ASSERT(pVecTy->isVectorTy(), "Couldn't determine vector size");
- uint32_t width = cast<VectorType>(pVecTy)->getBitWidth();
+ uint32_t width = getBitWidth(cast<VectorType>(pVecTy));
switch (width)
{
case 256:
SWR_ASSERT(false, "Unhandled vector width type %d\n", width);
}
- return ConstantVector::getNullValue(VectorType::get(pTy, numElem));
+ return ConstantVector::getNullValue(getVectorType(pTy, numElem));
}
Value* GetMask(TargetWidth width)
// Convert <N x i1> mask to <N x i32> x86 mask
Value* VectorMask(Value* vi1Mask)
{
+#if LLVM_VERSION_MAJOR >= 11
+ uint32_t numElem = cast<VectorType>(vi1Mask->getType())->getNumElements();
+#else
uint32_t numElem = vi1Mask->getType()->getVectorNumElements();
- return B->S_EXT(vi1Mask, VectorType::get(B->mInt32Ty, numElem));
+#endif
+ return B->S_EXT(vi1Mask, getVectorType(B->mInt32Ty, numElem));
}
Instruction* ProcessIntrinsicAdvanced(CallInst* pCallInst)
{
- Function* pFunc = pCallInst->getCalledFunction();
- auto& intrinsic = intrinsicMap2[mTarget][pFunc->getName()];
+ Function* pFunc = pCallInst->getCalledFunction();
+ assert(pFunc);
+
+ auto& intrinsic = getIntrinsicMapAdvanced()[mTarget][pFunc->getName().str()];
TargetWidth vecWidth;
Type* pElemTy;
GetRequestedWidthAndType(pCallInst, pFunc->getName(), &vecWidth, &pElemTy);
// Check if there is a native intrinsic for this instruction
- Intrinsic::ID id = intrinsic.intrin[vecWidth];
+ IntrinsicID id = intrinsic.intrin[vecWidth];
if (id == DOUBLE)
{
// Double pump the next smaller SIMD intrinsic
Instruction* ProcessIntrinsic(CallInst* pCallInst)
{
Function* pFunc = pCallInst->getCalledFunction();
+ assert(pFunc);
// Forward to the advanced support if found
- if (intrinsicMap2[mTarget].find(pFunc->getName()) != intrinsicMap2[mTarget].end())
+ if (getIntrinsicMapAdvanced()[mTarget].find(pFunc->getName().str()) != getIntrinsicMapAdvanced()[mTarget].end())
{
return ProcessIntrinsicAdvanced(pCallInst);
}
- SWR_ASSERT(intrinsicMap.find(pFunc->getName()) != intrinsicMap.end(),
+ SWR_ASSERT(getIntrinsicMap().find(pFunc->getName().str()) != getIntrinsicMap().end(),
"Unimplemented intrinsic %s.",
- pFunc->getName());
+ pFunc->getName().str().c_str());
- Intrinsic::ID x86Intrinsic = intrinsicMap[pFunc->getName()];
+ Intrinsic::ID x86Intrinsic = getIntrinsicMap()[pFunc->getName().str()];
Function* pX86IntrinFunc =
Intrinsic::getDeclaration(B->JM()->mpCurrentModule, x86Intrinsic);
virtual bool runOnFunction(Function& F)
{
std::vector<Instruction*> toRemove;
+ std::vector<BasicBlock*> bbs;
- for (auto& BB : F.getBasicBlockList())
+ // Make temp copy of the basic blocks and instructions, as the intrinsic
+ // replacement code might invalidate the iterators
+ for (auto& b : F.getBasicBlockList())
{
- for (auto& I : BB.getInstList())
+ bbs.push_back(&b);
+ }
+
+ for (auto* BB : bbs)
+ {
+ std::vector<Instruction*> insts;
+ for (auto& i : BB->getInstList())
{
- if (CallInst* pCallInst = dyn_cast<CallInst>(&I))
+ insts.push_back(&i);
+ }
+
+ for (auto* I : insts)
+ {
+ if (CallInst* pCallInst = dyn_cast<CallInst>(I))
{
Function* pFunc = pCallInst->getCalledFunction();
if (pFunc)
{
if (pFunc->getName().startswith("meta.intrinsic"))
{
- B->IRB()->SetInsertPoint(&I);
+ B->IRB()->SetInsertPoint(I);
Instruction* pReplace = ProcessIntrinsic(pCallInst);
- SWR_ASSERT(pReplace);
toRemove.push_back(pCallInst);
- pCallInst->replaceAllUsesWith(pReplace);
+ if (pReplace)
+ {
+ pCallInst->replaceAllUsesWith(pReplace);
+ }
}
}
}
virtual void getAnalysisUsage(AnalysisUsage& AU) const {}
JitManager* JM() { return B->JM(); }
-
- Builder* B;
-
- TargetArch mTarget;
+ Builder* B;
+ TargetArch mTarget;
+ Function* mPfnScatter256;
static char ID; ///< Needed by LLVM to generate ID for FunctionPass.
};
else
{
v32Result = UndefValue::get(v32A->getType());
- for (uint32_t l = 0; l < v32A->getType()->getVectorNumElements(); ++l)
+#if LLVM_VERSION_MAJOR >= 11
+ uint32_t numElem = cast<VectorType>(v32A->getType())->getNumElements();
+#else
+ uint32_t numElem = v32A->getType()->getVectorNumElements();
+#endif
+ for (uint32_t l = 0; l < numElem; ++l)
{
auto i32Index = B->VEXTRACT(vi32Index, B->C(l));
auto val = B->VEXTRACT(v32A, i32Index);
auto vi1Mask = pCallInst->getArgOperand(3);
auto i8Scale = pCallInst->getArgOperand(4);
- pBase = B->POINTER_CAST(pBase, PointerType::get(B->mInt8Ty, 0));
- uint32_t numElem = vSrc->getType()->getVectorNumElements();
- auto i32Scale = B->Z_EXT(i8Scale, B->mInt32Ty);
- auto srcTy = vSrc->getType()->getVectorElementType();
- Value* v32Gather;
+ pBase = B->POINTER_CAST(pBase, PointerType::get(B->mInt8Ty, 0));
+#if LLVM_VERSION_MAJOR >= 11
+ VectorType* pVectorType = cast<VectorType>(vSrc->getType());
+ uint32_t numElem = pVectorType->getNumElements();
+ auto srcTy = pVectorType->getElementType();
+#else
+ uint32_t numElem = vSrc->getType()->getVectorNumElements();
+ auto srcTy = vSrc->getType()->getVectorElementType();
+#endif
+ auto i32Scale = B->Z_EXT(i8Scale, B->mInt32Ty);
+
+ Value* v32Gather = nullptr;
if (arch == AVX)
{
// Full emulation for AVX
B->STORE(vSrc, pTmp);
v32Gather = UndefValue::get(vSrc->getType());
+#if LLVM_VERSION_MAJOR > 10
+ auto vi32Scale = ConstantVector::getSplat(ElementCount::get(numElem, false), cast<ConstantInt>(i32Scale));
+#else
auto vi32Scale = ConstantVector::getSplat(numElem, cast<ConstantInt>(i32Scale));
+#endif
auto vi32Offsets = B->MUL(vi32Indices, vi32Scale);
for (uint32_t i = 0; i < numElem; ++i)
}
else if (arch == AVX2 || (arch == AVX512 && width == W256))
{
- Function* pX86IntrinFunc;
+ Function* pX86IntrinFunc = nullptr;
if (srcTy == B->mFP32Ty)
{
pX86IntrinFunc = Intrinsic::getDeclaration(B->JM()->mpCurrentModule,
else if (width == W512)
{
// Double pump 4-wide for 64bit elements
+#if LLVM_VERSION_MAJOR >= 11
+ if (cast<VectorType>(vSrc->getType())->getElementType() == B->mDoubleTy)
+#else
if (vSrc->getType()->getVectorElementType() == B->mDoubleTy)
+#endif
{
auto v64Mask = pThis->VectorMask(vi1Mask);
- v64Mask = B->S_EXT(
- v64Mask,
- VectorType::get(B->mInt64Ty, v64Mask->getType()->getVectorNumElements()));
+#if LLVM_VERSION_MAJOR >= 11
+ uint32_t numElem = cast<VectorType>(v64Mask->getType())->getNumElements();
+#else
+ uint32_t numElem = v64Mask->getType()->getVectorNumElements();
+#endif
+ v64Mask = B->S_EXT(v64Mask, getVectorType(B->mInt64Ty, numElem));
v64Mask = B->BITCAST(v64Mask, vSrc->getType());
Value* src0 = B->VSHUFFLE(vSrc, vSrc, B->C({0, 1, 2, 3}));
Value* mask0 = B->VSHUFFLE(v64Mask, v64Mask, B->C({0, 1, 2, 3}));
Value* mask1 = B->VSHUFFLE(v64Mask, v64Mask, B->C({4, 5, 6, 7}));
- src0 = B->BITCAST(
- src0,
- VectorType::get(B->mInt64Ty, src0->getType()->getVectorNumElements()));
- mask0 = B->BITCAST(
- mask0,
- VectorType::get(B->mInt64Ty, mask0->getType()->getVectorNumElements()));
+#if LLVM_VERSION_MAJOR >= 11
+ uint32_t numElemSrc0 = cast<VectorType>(src0->getType())->getNumElements();
+ uint32_t numElemMask0 = cast<VectorType>(mask0->getType())->getNumElements();
+ uint32_t numElemSrc1 = cast<VectorType>(src1->getType())->getNumElements();
+ uint32_t numElemMask1 = cast<VectorType>(mask1->getType())->getNumElements();
+#else
+ uint32_t numElemSrc0 = src0->getType()->getVectorNumElements();
+ uint32_t numElemMask0 = mask0->getType()->getVectorNumElements();
+ uint32_t numElemSrc1 = src1->getType()->getVectorNumElements();
+ uint32_t numElemMask1 = mask1->getType()->getVectorNumElements();
+#endif
+ src0 = B->BITCAST(src0, getVectorType(B->mInt64Ty, numElemSrc0));
+ mask0 = B->BITCAST(mask0, getVectorType(B->mInt64Ty, numElemMask0));
Value* gather0 =
B->CALL(pX86IntrinFunc, {src0, pBase, indices0, mask0, i8Scale});
- src1 = B->BITCAST(
- src1,
- VectorType::get(B->mInt64Ty, src1->getType()->getVectorNumElements()));
- mask1 = B->BITCAST(
- mask1,
- VectorType::get(B->mInt64Ty, mask1->getType()->getVectorNumElements()));
+ src1 = B->BITCAST(src1, getVectorType(B->mInt64Ty, numElemSrc1));
+ mask1 = B->BITCAST(mask1, getVectorType(B->mInt64Ty, numElemMask1));
Value* gather1 =
B->CALL(pX86IntrinFunc, {src1, pBase, indices1, mask1, i8Scale});
-
v32Gather = B->VSHUFFLE(gather0, gather1, B->C({0, 1, 2, 3, 4, 5, 6, 7}));
v32Gather = B->BITCAST(v32Gather, vSrc->getType());
}
}
else if (arch == AVX512)
{
- Value* iMask;
- Function* pX86IntrinFunc;
+ Value* iMask = nullptr;
+ Function* pX86IntrinFunc = nullptr;
if (srcTy == B->mFP32Ty)
{
pX86IntrinFunc = Intrinsic::getDeclaration(B->JM()->mpCurrentModule,
return cast<Instruction>(v32Gather);
}
+ Instruction*
+ VSCATTER_EMU(LowerX86* pThis, TargetArch arch, TargetWidth width, CallInst* pCallInst)
+ {
+ Builder* B = pThis->B;
+ auto pBase = pCallInst->getArgOperand(0);
+ auto vi1Mask = pCallInst->getArgOperand(1);
+ auto vi32Indices = pCallInst->getArgOperand(2);
+ auto v32Src = pCallInst->getArgOperand(3);
+ auto i32Scale = pCallInst->getArgOperand(4);
+
+ if (arch != AVX512)
+ {
+ // Call into C function to do the scatter. This has significantly better compile perf
+ // compared to jitting scatter loops for every scatter
+ if (width == W256)
+ {
+ auto mask = B->BITCAST(vi1Mask, B->mInt8Ty);
+ B->CALL(pThis->mPfnScatter256, {pBase, vi32Indices, v32Src, mask, i32Scale});
+ }
+ else
+ {
+ // Need to break up 512 wide scatter to two 256 wide
+ auto maskLo = B->VSHUFFLE(vi1Mask, vi1Mask, B->C({0, 1, 2, 3, 4, 5, 6, 7}));
+ auto indicesLo =
+ B->VSHUFFLE(vi32Indices, vi32Indices, B->C({0, 1, 2, 3, 4, 5, 6, 7}));
+ auto srcLo = B->VSHUFFLE(v32Src, v32Src, B->C({0, 1, 2, 3, 4, 5, 6, 7}));
+
+ auto mask = B->BITCAST(maskLo, B->mInt8Ty);
+ B->CALL(pThis->mPfnScatter256, {pBase, indicesLo, srcLo, mask, i32Scale});
+
+ auto maskHi = B->VSHUFFLE(vi1Mask, vi1Mask, B->C({8, 9, 10, 11, 12, 13, 14, 15}));
+ auto indicesHi =
+ B->VSHUFFLE(vi32Indices, vi32Indices, B->C({8, 9, 10, 11, 12, 13, 14, 15}));
+ auto srcHi = B->VSHUFFLE(v32Src, v32Src, B->C({8, 9, 10, 11, 12, 13, 14, 15}));
+
+ mask = B->BITCAST(maskHi, B->mInt8Ty);
+ B->CALL(pThis->mPfnScatter256, {pBase, indicesHi, srcHi, mask, i32Scale});
+ }
+ return nullptr;
+ }
+
+ Value* iMask;
+ Function* pX86IntrinFunc;
+ if (width == W256)
+ {
+ // No direct intrinsic supported in llvm to scatter 8 elem with 32bit indices, but we
+ // can use the scatter of 8 elements with 64bit indices
+ pX86IntrinFunc = Intrinsic::getDeclaration(B->JM()->mpCurrentModule,
+ Intrinsic::x86_avx512_scatter_qps_512);
+
+ auto vi32IndicesExt = B->Z_EXT(vi32Indices, B->mSimdInt64Ty);
+ iMask = B->BITCAST(vi1Mask, B->mInt8Ty);
+ B->CALL(pX86IntrinFunc, {pBase, iMask, vi32IndicesExt, v32Src, i32Scale});
+ }
+ else if (width == W512)
+ {
+ pX86IntrinFunc = Intrinsic::getDeclaration(B->JM()->mpCurrentModule,
+ Intrinsic::x86_avx512_scatter_dps_512);
+ iMask = B->BITCAST(vi1Mask, B->mInt16Ty);
+ B->CALL(pX86IntrinFunc, {pBase, iMask, vi32Indices, v32Src, i32Scale});
+ }
+ return nullptr;
+ }
// No support for vroundps in avx512 (it is available in kncni), so emulate with avx
// instructions
auto B = pThis->B;
auto vf32Src = pCallInst->getOperand(0);
+ assert(vf32Src);
auto i8Round = pCallInst->getOperand(1);
+ assert(i8Round);
auto pfnFunc =
Intrinsic::getDeclaration(B->JM()->mpCurrentModule, Intrinsic::x86_avx_round_ps_256);
auto argType = arg.get()->getType();
if (argType->isVectorTy())
{
+#if LLVM_VERSION_MAJOR >= 11
+ uint32_t vecWidth = cast<VectorType>(argType)->getNumElements();
+ auto elemTy = cast<VectorType>(argType)->getElementType();
+#else
uint32_t vecWidth = argType->getVectorNumElements();
+ auto elemTy = argType->getVectorElementType();
+#endif
Value* lanes = B->CInc<int>(i * vecWidth / 2, vecWidth / 2);
- Value* argToPush = B->VSHUFFLE(
- arg.get(), B->VUNDEF(argType->getVectorElementType(), vecWidth), lanes);
+ Value* argToPush = B->VSHUFFLE(arg.get(), B->VUNDEF(elemTy, vecWidth), lanes);
args.push_back(argToPush);
}
else
if (result[0]->getType()->isVectorTy())
{
assert(result[1]->getType()->isVectorTy());
+#if LLVM_VERSION_MAJOR >= 11
+ vecWidth = cast<VectorType>(result[0]->getType())->getNumElements() +
+ cast<VectorType>(result[1]->getType())->getNumElements();
+#else
vecWidth = result[0]->getType()->getVectorNumElements() +
result[1]->getType()->getVectorNumElements();
+#endif
}
else
{