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llvm-project/llvm/unittests/Transforms/Vectorize/SandboxVectorizer/VecUtilsTest.cpp
Matt Arsenault c91cbafad2
TargetLibraryInfo: Delete default TargetLibraryInfoImpl constructor (#145826) 
It should not be possible to construct one without a triple. It would
also be nice to delete TargetLibraryInfoWrapperPass, but that is more
difficult.
2025-06-26 16:12:36 +09:00

620 lines
25 KiB
C++
Raw Blame History

//===- VecUtilsTest.cpp --------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "llvm/Transforms/Vectorize/SandboxVectorizer/VecUtils.h"
#include "llvm/Analysis/AliasAnalysis.h"
#include "llvm/Analysis/AssumptionCache.h"
#include "llvm/Analysis/BasicAliasAnalysis.h"
#include "llvm/Analysis/LoopInfo.h"
#include "llvm/Analysis/ScalarEvolution.h"
#include "llvm/Analysis/TargetLibraryInfo.h"
#include "llvm/AsmParser/Parser.h"
#include "llvm/IR/DataLayout.h"
#include "llvm/IR/Dominators.h"
#include "llvm/SandboxIR/Context.h"
#include "llvm/SandboxIR/Function.h"
#include "llvm/SandboxIR/Type.h"
#include "llvm/Support/SourceMgr.h"
#include "gmock/gmock.h"
#include "gtest/gtest.h"
using namespace llvm;
struct VecUtilsTest : public testing::Test {
LLVMContext C;
std::unique_ptr<Module> M;
std::unique_ptr<AssumptionCache> AC;
std::unique_ptr<TargetLibraryInfoImpl> TLII;
std::unique_ptr<TargetLibraryInfo> TLI;
std::unique_ptr<DominatorTree> DT;
std::unique_ptr<LoopInfo> LI;
std::unique_ptr<ScalarEvolution> SE;
void parseIR(const char *IR) {
SMDiagnostic Err;
M = parseAssemblyString(IR, Err, C);
if (!M) {
Err.print("VecUtilsTest", errs());
return;
}
TLII = std::make_unique<TargetLibraryInfoImpl>(M->getTargetTriple());
TLI = std::make_unique<TargetLibraryInfo>(*TLII);
}
ScalarEvolution &getSE(llvm::Function &LLVMF) {
AC = std::make_unique<AssumptionCache>(LLVMF);
DT = std::make_unique<DominatorTree>(LLVMF);
LI = std::make_unique<LoopInfo>(*DT);
SE = std::make_unique<ScalarEvolution>(LLVMF, *TLI, *AC, *DT, *LI);
return *SE;
}
};
sandboxir::BasicBlock &getBasicBlockByName(sandboxir::Function &F,
StringRef Name) {
for (sandboxir::BasicBlock &BB : F)
if (BB.getName() == Name)
return BB;
llvm_unreachable("Expected to find basic block!");
}
TEST_F(VecUtilsTest, GetNumElements) {
sandboxir::Context Ctx(C);
auto *ElemTy = sandboxir::Type::getInt32Ty(Ctx);
EXPECT_EQ(sandboxir::VecUtils::getNumElements(ElemTy), 1);
auto *VTy = sandboxir::FixedVectorType::get(ElemTy, 2);
EXPECT_EQ(sandboxir::VecUtils::getNumElements(VTy), 2);
auto *VTy1 = sandboxir::FixedVectorType::get(ElemTy, 1);
EXPECT_EQ(sandboxir::VecUtils::getNumElements(VTy1), 1);
}
TEST_F(VecUtilsTest, GetElementType) {
sandboxir::Context Ctx(C);
auto *ElemTy = sandboxir::Type::getInt32Ty(Ctx);
EXPECT_EQ(sandboxir::VecUtils::getElementType(ElemTy), ElemTy);
auto *VTy = sandboxir::FixedVectorType::get(ElemTy, 2);
EXPECT_EQ(sandboxir::VecUtils::getElementType(VTy), ElemTy);
}
TEST_F(VecUtilsTest, AreConsecutive_gep_float) {
parseIR(R"IR(
define void @foo(ptr %ptr) {
%gep0 = getelementptr inbounds float, ptr %ptr, i64 0
%gep1 = getelementptr inbounds float, ptr %ptr, i64 1
%gep2 = getelementptr inbounds float, ptr %ptr, i64 2
%gep3 = getelementptr inbounds float, ptr %ptr, i64 3
%ld0 = load float, ptr %gep0
%ld1 = load float, ptr %gep1
%ld2 = load float, ptr %gep2
%ld3 = load float, ptr %gep3
%v2ld0 = load <2 x float>, ptr %gep0
%v2ld1 = load <2 x float>, ptr %gep1
%v2ld2 = load <2 x float>, ptr %gep2
%v2ld3 = load <2 x float>, ptr %gep3
%v3ld0 = load <3 x float>, ptr %gep0
%v3ld1 = load <3 x float>, ptr %gep1
%v3ld2 = load <3 x float>, ptr %gep2
%v3ld3 = load <3 x float>, ptr %gep3
ret void
}
)IR");
Function &LLVMF = *M->getFunction("foo");
const DataLayout &DL = M->getDataLayout();
auto &SE = getSE(LLVMF);
sandboxir::Context Ctx(C);
auto &F = *Ctx.createFunction(&LLVMF);
auto &BB = *F.begin();
auto It = std::next(BB.begin(), 4);
auto *L0 = cast<sandboxir::LoadInst>(&*It++);
auto *L1 = cast<sandboxir::LoadInst>(&*It++);
auto *L2 = cast<sandboxir::LoadInst>(&*It++);
auto *L3 = cast<sandboxir::LoadInst>(&*It++);
auto *V2L0 = cast<sandboxir::LoadInst>(&*It++);
auto *V2L1 = cast<sandboxir::LoadInst>(&*It++);
auto *V2L2 = cast<sandboxir::LoadInst>(&*It++);
auto *V2L3 = cast<sandboxir::LoadInst>(&*It++);
auto *V3L0 = cast<sandboxir::LoadInst>(&*It++);
auto *V3L1 = cast<sandboxir::LoadInst>(&*It++);
auto *V3L2 = cast<sandboxir::LoadInst>(&*It++);
auto *V3L3 = cast<sandboxir::LoadInst>(&*It++);
// Scalar
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(L0, L1, SE, DL));
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(L1, L2, SE, DL));
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(L2, L3, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L1, L0, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L2, L1, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L3, L2, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L0, L2, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L0, L3, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L1, L3, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L2, L0, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L3, L1, SE, DL));
// Check 2-wide loads
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(V2L0, V2L2, SE, DL));
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(V2L1, V2L3, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V2L0, V2L1, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V2L1, V2L2, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V2L2, V2L3, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V2L3, V2L1, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V2L3, V2L1, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V2L3, V2L1, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V2L3, V2L1, SE, DL));
// Check 3-wide loads
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(V3L0, V3L3, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V3L0, V3L1, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V3L1, V3L2, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V3L2, V3L3, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V3L1, V3L0, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V3L2, V3L1, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V3L3, V3L2, SE, DL));
// Check mixes of vectors and scalar
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(L0, V2L1, SE, DL));
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(L1, V2L2, SE, DL));
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(V2L0, L2, SE, DL));
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(V3L0, L3, SE, DL));
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(V2L0, V3L2, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L0, V2L2, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L0, V3L2, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L0, V2L3, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V2L0, V3L1, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V3L0, L1, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V3L0, L2, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V3L0, V2L1, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V3L0, V2L2, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V2L1, L0, SE, DL));
}
TEST_F(VecUtilsTest, AreConsecutive_gep_i8) {
parseIR(R"IR(
define void @foo(ptr %ptr) {
%gep0 = getelementptr inbounds i8, ptr %ptr, i64 0
%gep1 = getelementptr inbounds i8, ptr %ptr, i64 4
%gep2 = getelementptr inbounds i8, ptr %ptr, i64 8
%gep3 = getelementptr inbounds i8, ptr %ptr, i64 12
%ld0 = load float, ptr %gep0
%ld1 = load float, ptr %gep1
%ld2 = load float, ptr %gep2
%ld3 = load float, ptr %gep3
%v2ld0 = load <2 x float>, ptr %gep0
%v2ld1 = load <2 x float>, ptr %gep1
%v2ld2 = load <2 x float>, ptr %gep2
%v2ld3 = load <2 x float>, ptr %gep3
%v3ld0 = load <3 x float>, ptr %gep0
%v3ld1 = load <3 x float>, ptr %gep1
%v3ld2 = load <3 x float>, ptr %gep2
%v3ld3 = load <3 x float>, ptr %gep3
ret void
}
)IR");
Function &LLVMF = *M->getFunction("foo");
const DataLayout &DL = M->getDataLayout();
auto &SE = getSE(LLVMF);
sandboxir::Context Ctx(C);
auto &F = *Ctx.createFunction(&LLVMF);
auto &BB = *F.begin();
auto It = std::next(BB.begin(), 4);
auto *L0 = cast<sandboxir::LoadInst>(&*It++);
auto *L1 = cast<sandboxir::LoadInst>(&*It++);
auto *L2 = cast<sandboxir::LoadInst>(&*It++);
auto *L3 = cast<sandboxir::LoadInst>(&*It++);
auto *V2L0 = cast<sandboxir::LoadInst>(&*It++);
auto *V2L1 = cast<sandboxir::LoadInst>(&*It++);
auto *V2L2 = cast<sandboxir::LoadInst>(&*It++);
auto *V2L3 = cast<sandboxir::LoadInst>(&*It++);
auto *V3L0 = cast<sandboxir::LoadInst>(&*It++);
auto *V3L1 = cast<sandboxir::LoadInst>(&*It++);
auto *V3L2 = cast<sandboxir::LoadInst>(&*It++);
auto *V3L3 = cast<sandboxir::LoadInst>(&*It++);
// Scalar
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(L0, L1, SE, DL));
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(L1, L2, SE, DL));
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(L2, L3, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L1, L0, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L2, L1, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L3, L2, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L0, L2, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L0, L3, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L1, L3, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L2, L0, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L3, L1, SE, DL));
// Check 2-wide loads
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(V2L0, V2L2, SE, DL));
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(V2L1, V2L3, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V2L0, V2L1, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V2L1, V2L2, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V2L2, V2L3, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V2L3, V2L1, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V2L3, V2L1, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V2L3, V2L1, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V2L3, V2L1, SE, DL));
// Check 3-wide loads
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(V3L0, V3L3, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V3L0, V3L1, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V3L1, V3L2, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V3L2, V3L3, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V3L1, V3L0, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V3L2, V3L1, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V3L3, V3L2, SE, DL));
// Check mixes of vectors and scalar
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(L0, V2L1, SE, DL));
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(L1, V2L2, SE, DL));
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(V2L0, L2, SE, DL));
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(V3L0, L3, SE, DL));
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(V2L0, V3L2, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L0, V2L2, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L0, V3L2, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L0, V2L3, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V2L0, V3L1, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V3L0, L1, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V3L0, L2, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V3L0, V2L1, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V3L0, V2L2, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V2L1, L0, SE, DL));
}
TEST_F(VecUtilsTest, AreConsecutive_gep_i1) {
parseIR(R"IR(
define void @foo(ptr %ptr) {
%gep0 = getelementptr inbounds i1, ptr %ptr, i64 0
%gep1 = getelementptr inbounds i2, ptr %ptr, i64 4
%gep2 = getelementptr inbounds i3, ptr %ptr, i64 8
%gep3 = getelementptr inbounds i7, ptr %ptr, i64 12
%ld0 = load float, ptr %gep0
%ld1 = load float, ptr %gep1
%ld2 = load float, ptr %gep2
%ld3 = load float, ptr %gep3
%v2ld0 = load <2 x float>, ptr %gep0
%v2ld1 = load <2 x float>, ptr %gep1
%v2ld2 = load <2 x float>, ptr %gep2
%v2ld3 = load <2 x float>, ptr %gep3
%v3ld0 = load <3 x float>, ptr %gep0
%v3ld1 = load <3 x float>, ptr %gep1
%v3ld2 = load <3 x float>, ptr %gep2
%v3ld3 = load <3 x float>, ptr %gep3
ret void
}
)IR");
Function &LLVMF = *M->getFunction("foo");
const DataLayout &DL = M->getDataLayout();
auto &SE = getSE(LLVMF);
sandboxir::Context Ctx(C);
auto &F = *Ctx.createFunction(&LLVMF);
auto &BB = *F.begin();
auto It = std::next(BB.begin(), 4);
auto *L0 = cast<sandboxir::LoadInst>(&*It++);
auto *L1 = cast<sandboxir::LoadInst>(&*It++);
auto *L2 = cast<sandboxir::LoadInst>(&*It++);
auto *L3 = cast<sandboxir::LoadInst>(&*It++);
auto *V2L0 = cast<sandboxir::LoadInst>(&*It++);
auto *V2L1 = cast<sandboxir::LoadInst>(&*It++);
auto *V2L2 = cast<sandboxir::LoadInst>(&*It++);
auto *V2L3 = cast<sandboxir::LoadInst>(&*It++);
auto *V3L0 = cast<sandboxir::LoadInst>(&*It++);
auto *V3L1 = cast<sandboxir::LoadInst>(&*It++);
auto *V3L2 = cast<sandboxir::LoadInst>(&*It++);
auto *V3L3 = cast<sandboxir::LoadInst>(&*It++);
// Scalar
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(L0, L1, SE, DL));
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(L1, L2, SE, DL));
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(L2, L3, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L1, L0, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L2, L1, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L3, L2, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L0, L2, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L0, L3, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L1, L3, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L2, L0, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L3, L1, SE, DL));
// Check 2-wide loads
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(V2L0, V2L2, SE, DL));
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(V2L1, V2L3, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V2L0, V2L1, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V2L1, V2L2, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V2L2, V2L3, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V2L3, V2L1, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V2L3, V2L1, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V2L3, V2L1, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V2L3, V2L1, SE, DL));
// Check 3-wide loads
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(V3L0, V3L3, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V3L0, V3L1, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V3L1, V3L2, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V3L2, V3L3, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V3L1, V3L0, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V3L2, V3L1, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V3L3, V3L2, SE, DL));
// Check mixes of vectors and scalar
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(L0, V2L1, SE, DL));
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(L1, V2L2, SE, DL));
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(V2L0, L2, SE, DL));
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(V3L0, L3, SE, DL));
EXPECT_TRUE(sandboxir::VecUtils::areConsecutive(V2L0, V3L2, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L0, V2L2, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L0, V3L2, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(L0, V2L3, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V2L0, V3L1, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V3L0, L1, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V3L0, L2, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V3L0, V2L1, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V3L0, V2L2, SE, DL));
EXPECT_FALSE(sandboxir::VecUtils::areConsecutive(V2L1, L0, SE, DL));
}
TEST_F(VecUtilsTest, GetNumLanes) {
parseIR(R"IR(
define <4 x float> @foo(float %v, <2 x float> %v2, <4 x float> %ret, ptr %ptr) {
store float %v, ptr %ptr
store <2 x float> %v2, ptr %ptr
ret <4 x float> %ret
}
)IR");
Function &LLVMF = *M->getFunction("foo");
sandboxir::Context Ctx(C);
auto &F = *Ctx.createFunction(&LLVMF);
auto &BB = *F.begin();
auto It = BB.begin();
auto *S0 = cast<sandboxir::StoreInst>(&*It++);
auto *S1 = cast<sandboxir::StoreInst>(&*It++);
auto *Ret = cast<sandboxir::ReturnInst>(&*It++);
EXPECT_EQ(sandboxir::VecUtils::getNumLanes(S0->getValueOperand()->getType()),
1u);
EXPECT_EQ(sandboxir::VecUtils::getNumLanes(S0), 1u);
EXPECT_EQ(sandboxir::VecUtils::getNumLanes(S1->getValueOperand()->getType()),
2u);
EXPECT_EQ(sandboxir::VecUtils::getNumLanes(S1), 2u);
EXPECT_EQ(sandboxir::VecUtils::getNumLanes(Ret->getReturnValue()->getType()),
4u);
EXPECT_EQ(sandboxir::VecUtils::getNumLanes(Ret), 4u);
SmallVector<sandboxir::Value *> Bndl({S0, S1, Ret});
EXPECT_EQ(sandboxir::VecUtils::getNumLanes(Bndl), 7u);
}
TEST_F(VecUtilsTest, GetWideType) {
sandboxir::Context Ctx(C);
auto *Int32Ty = sandboxir::Type::getInt32Ty(Ctx);
auto *Int32X4Ty = sandboxir::FixedVectorType::get(Int32Ty, 4);
EXPECT_EQ(sandboxir::VecUtils::getWideType(Int32Ty, 4), Int32X4Ty);
auto *Int32X8Ty = sandboxir::FixedVectorType::get(Int32Ty, 8);
EXPECT_EQ(sandboxir::VecUtils::getWideType(Int32X4Ty, 2), Int32X8Ty);
}
TEST_F(VecUtilsTest, GetLowest) {
parseIR(R"IR(
define void @foo(i8 %v) {
bb0:
br label %bb1
bb1:
%A = add i8 %v, 1
%B = add i8 %v, 2
%C = add i8 %v, 3
ret void
}
)IR");
Function &LLVMF = *M->getFunction("foo");
sandboxir::Context Ctx(C);
auto &F = *Ctx.createFunction(&LLVMF);
auto &BB0 = getBasicBlockByName(F, "bb0");
auto It = BB0.begin();
auto *BB0I = cast<sandboxir::BranchInst>(&*It++);
auto &BB = getBasicBlockByName(F, "bb1");
It = BB.begin();
auto *IA = cast<sandboxir::Instruction>(&*It++);
auto *C1 = cast<sandboxir::Constant>(IA->getOperand(1));
auto *IB = cast<sandboxir::Instruction>(&*It++);
auto *C2 = cast<sandboxir::Constant>(IB->getOperand(1));
auto *IC = cast<sandboxir::Instruction>(&*It++);
auto *C3 = cast<sandboxir::Constant>(IC->getOperand(1));
// Check getLowest(ArrayRef<Instruction *>)
SmallVector<sandboxir::Instruction *> A({IA});
EXPECT_EQ(sandboxir::VecUtils::getLowest(A), IA);
SmallVector<sandboxir::Instruction *> ABC({IA, IB, IC});
EXPECT_EQ(sandboxir::VecUtils::getLowest(ABC), IC);
SmallVector<sandboxir::Instruction *> ACB({IA, IC, IB});
EXPECT_EQ(sandboxir::VecUtils::getLowest(ACB), IC);
SmallVector<sandboxir::Instruction *> CAB({IC, IA, IB});
EXPECT_EQ(sandboxir::VecUtils::getLowest(CAB), IC);
SmallVector<sandboxir::Instruction *> CBA({IC, IB, IA});
EXPECT_EQ(sandboxir::VecUtils::getLowest(CBA), IC);
// Check getLowest(ArrayRef<Value *>)
SmallVector<sandboxir::Value *> C1Only({C1});
EXPECT_EQ(sandboxir::VecUtils::getLowest(C1Only, &BB), nullptr);
EXPECT_EQ(sandboxir::VecUtils::getLowest(C1Only, &BB0), nullptr);
SmallVector<sandboxir::Value *> AOnly({IA});
EXPECT_EQ(sandboxir::VecUtils::getLowest(AOnly, &BB), IA);
EXPECT_EQ(sandboxir::VecUtils::getLowest(AOnly, &BB0), nullptr);
SmallVector<sandboxir::Value *> AC1({IA, C1});
EXPECT_EQ(sandboxir::VecUtils::getLowest(AC1, &BB), IA);
EXPECT_EQ(sandboxir::VecUtils::getLowest(AC1, &BB0), nullptr);
SmallVector<sandboxir::Value *> C1A({C1, IA});
EXPECT_EQ(sandboxir::VecUtils::getLowest(C1A, &BB), IA);
EXPECT_EQ(sandboxir::VecUtils::getLowest(C1A, &BB0), nullptr);
SmallVector<sandboxir::Value *> AC1B({IA, C1, IB});
EXPECT_EQ(sandboxir::VecUtils::getLowest(AC1B, &BB), IB);
EXPECT_EQ(sandboxir::VecUtils::getLowest(AC1B, &BB0), nullptr);
SmallVector<sandboxir::Value *> ABC1({IA, IB, C1});
EXPECT_EQ(sandboxir::VecUtils::getLowest(ABC1, &BB), IB);
EXPECT_EQ(sandboxir::VecUtils::getLowest(ABC1, &BB0), nullptr);
SmallVector<sandboxir::Value *> AC1C2({IA, C1, C2});
EXPECT_EQ(sandboxir::VecUtils::getLowest(AC1C2, &BB), IA);
EXPECT_EQ(sandboxir::VecUtils::getLowest(AC1C2, &BB0), nullptr);
SmallVector<sandboxir::Value *> C1C2C3({C1, C2, C3});
EXPECT_EQ(sandboxir::VecUtils::getLowest(C1C2C3, &BB), nullptr);
EXPECT_EQ(sandboxir::VecUtils::getLowest(C1C2C3, &BB0), nullptr);
SmallVector<sandboxir::Value *> DiffBBs({BB0I, IA});
EXPECT_EQ(sandboxir::VecUtils::getLowest(DiffBBs, &BB0), BB0I);
EXPECT_EQ(sandboxir::VecUtils::getLowest(DiffBBs, &BB), IA);
}
TEST_F(VecUtilsTest, GetLastPHIOrSelf) {
parseIR(R"IR(
define void @foo(i8 %v) {
entry:
br label %bb1
bb1:
%phi1 = phi i8 [0, %entry], [1, %bb1]
%phi2 = phi i8 [0, %entry], [1, %bb1]
br label %bb1
bb2:
ret void
}
)IR");
Function &LLVMF = *M->getFunction("foo");
sandboxir::Context Ctx(C);
auto &F = *Ctx.createFunction(&LLVMF);
auto &BB = getBasicBlockByName(F, "bb1");
auto It = BB.begin();
auto *PHI1 = cast<sandboxir::PHINode>(&*It++);
auto *PHI2 = cast<sandboxir::PHINode>(&*It++);
auto *Br = cast<sandboxir::BranchInst>(&*It++);
EXPECT_EQ(sandboxir::VecUtils::getLastPHIOrSelf(PHI1), PHI2);
EXPECT_EQ(sandboxir::VecUtils::getLastPHIOrSelf(PHI2), PHI2);
EXPECT_EQ(sandboxir::VecUtils::getLastPHIOrSelf(Br), Br);
EXPECT_EQ(sandboxir::VecUtils::getLastPHIOrSelf(nullptr), nullptr);
}
TEST_F(VecUtilsTest, GetCommonScalarType) {
parseIR(R"IR(
define void @foo(i8 %v, ptr %ptr) {
bb0:
%add0 = add i8 %v, %v
store i8 %v, ptr %ptr
ret void
}
)IR");
Function &LLVMF = *M->getFunction("foo");
sandboxir::Context Ctx(C);
auto &F = *Ctx.createFunction(&LLVMF);
auto &BB = *F.begin();
auto It = BB.begin();
auto *Add0 = cast<sandboxir::BinaryOperator>(&*It++);
auto *Store = cast<sandboxir::StoreInst>(&*It++);
auto *Ret = cast<sandboxir::ReturnInst>(&*It++);
{
SmallVector<sandboxir::Value *> Vec = {Add0, Store};
EXPECT_EQ(sandboxir::VecUtils::tryGetCommonScalarType(Vec),
Add0->getType());
EXPECT_EQ(sandboxir::VecUtils::getCommonScalarType(Vec), Add0->getType());
}
{
SmallVector<sandboxir::Value *> Vec = {Add0, Ret};
EXPECT_EQ(sandboxir::VecUtils::tryGetCommonScalarType(Vec), nullptr);
#ifndef NDEBUG
EXPECT_DEATH(sandboxir::VecUtils::getCommonScalarType(Vec), ".*common.*");
#endif // NDEBUG
}
}
TEST_F(VecUtilsTest, FloorPowerOf2) {
EXPECT_EQ(sandboxir::VecUtils::getFloorPowerOf2(0), 0u);
EXPECT_EQ(sandboxir::VecUtils::getFloorPowerOf2(1 << 0), 1u << 0);
EXPECT_EQ(sandboxir::VecUtils::getFloorPowerOf2(3), 2u);
EXPECT_EQ(sandboxir::VecUtils::getFloorPowerOf2(4), 4u);
EXPECT_EQ(sandboxir::VecUtils::getFloorPowerOf2(5), 4u);
EXPECT_EQ(sandboxir::VecUtils::getFloorPowerOf2(7), 4u);
EXPECT_EQ(sandboxir::VecUtils::getFloorPowerOf2(8), 8u);
EXPECT_EQ(sandboxir::VecUtils::getFloorPowerOf2(9), 8u);
}
TEST_F(VecUtilsTest, MatchPackScalar) {
parseIR(R"IR(
define void @foo(i8 %v0, i8 %v1) {
bb0:
%NotPack = insertelement <2 x i8> poison, i8 %v0, i64 0
br label %bb1
bb1:
%Pack0 = insertelement <2 x i8> poison, i8 %v0, i64 0
%Pack1 = insertelement <2 x i8> %Pack0, i8 %v1, i64 1
%NotPack0 = insertelement <2 x i8> poison, i8 %v0, i64 0
%NotPack1 = insertelement <2 x i8> %NotPack0, i8 %v1, i64 0
%NotPack2 = insertelement <2 x i8> %NotPack1, i8 %v1, i64 1
%NotPackBB = insertelement <2 x i8> %NotPack, i8 %v1, i64 1
ret void
}
)IR");
Function &LLVMF = *M->getFunction("foo");
sandboxir::Context Ctx(C);
auto &F = *Ctx.createFunction(&LLVMF);
auto &BB = getBasicBlockByName(F, "bb1");
auto It = BB.begin();
auto *Pack0 = cast<sandboxir::InsertElementInst>(&*It++);
auto *Pack1 = cast<sandboxir::InsertElementInst>(&*It++);
auto *NotPack0 = cast<sandboxir::InsertElementInst>(&*It++);
auto *NotPack1 = cast<sandboxir::InsertElementInst>(&*It++);
auto *NotPack2 = cast<sandboxir::InsertElementInst>(&*It++);
auto *NotPackBB = cast<sandboxir::InsertElementInst>(&*It++);
auto *Ret = cast<sandboxir::ReturnInst>(&*It++);
auto *Arg0 = F.getArg(0);
auto *Arg1 = F.getArg(1);
EXPECT_FALSE(sandboxir::VecUtils::matchPack(Pack0));
EXPECT_FALSE(sandboxir::VecUtils::matchPack(Ret));
{
auto PackOpt = sandboxir::VecUtils::matchPack(Pack1);
EXPECT_TRUE(PackOpt);
EXPECT_THAT(PackOpt->Instrs, testing::ElementsAre(Pack1, Pack0));
EXPECT_THAT(PackOpt->Operands, testing::ElementsAre(Arg0, Arg1));
}
{
for (auto *NotPack : {NotPack0, NotPack1, NotPack2, NotPackBB})
EXPECT_FALSE(sandboxir::VecUtils::matchPack(NotPack));
}
}
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