[llvm-exegesis] ExegisX86Target::setRegToConstant() should depend on the subtarget features.
Summary: This fixes PR38008.
Reviewers: gchatelet, RKSimon
Subscribers: tschuett, craig.topper, llvm-commits
Differential Revision: https://reviews.llvm.org/D48820
llvm-svn: 336171
diff --git a/llvm/unittests/tools/llvm-exegesis/X86/TargetTest.cpp b/llvm/unittests/tools/llvm-exegesis/X86/TargetTest.cpp
index c55edff..0c2f3fb 100644
--- a/llvm/unittests/tools/llvm-exegesis/X86/TargetTest.cpp
+++ b/llvm/unittests/tools/llvm-exegesis/X86/TargetTest.cpp
@@ -4,6 +4,8 @@
#include <memory>
#include "MCTargetDesc/X86MCTargetDesc.h"
+#include "llvm/Support/TargetRegistry.h"
+#include "llvm/Support/TargetSelect.h"
#include "gmock/gmock.h"
#include "gtest/gtest.h"
@@ -17,27 +19,151 @@
using testing::NotNull;
using testing::SizeIs;
+constexpr const char kTriple[] = "x86_64-unknown-linux";
+
class X86TargetTest : public ::testing::Test {
protected:
X86TargetTest()
- : Target_(ExegesisTarget::lookup(llvm::Triple("x86_64-unknown-linux"))) {
+ : ExegesisTarget_(ExegesisTarget::lookup(llvm::Triple(kTriple))) {
+ EXPECT_THAT(ExegesisTarget_, NotNull());
+ std::string error;
+ Target_ = llvm::TargetRegistry::lookupTarget(kTriple, error);
EXPECT_THAT(Target_, NotNull());
}
- static void SetUpTestCase() { InitializeX86ExegesisTarget(); }
+ static void SetUpTestCase() {
+ LLVMInitializeX86TargetInfo();
+ LLVMInitializeX86Target();
+ LLVMInitializeX86TargetMC();
+ InitializeX86ExegesisTarget();
+ }
- const ExegesisTarget *const Target_;
+ const llvm::Target *Target_;
+ const ExegesisTarget *const ExegesisTarget_;
};
TEST_F(X86TargetTest, SetRegToConstantGPR) {
- const auto Insts = Target_->setRegToConstant(llvm::X86::EAX);
+ const std::unique_ptr<llvm::MCSubtargetInfo> STI(
+ Target_->createMCSubtargetInfo(kTriple, "core2", ""));
+ const auto Insts = ExegesisTarget_->setRegToConstant(*STI, llvm::X86::EAX);
EXPECT_THAT(Insts, SizeIs(1));
EXPECT_EQ(Insts[0].getOpcode(), llvm::X86::MOV32ri);
EXPECT_EQ(Insts[0].getOperand(0).getReg(), llvm::X86::EAX);
}
-TEST_F(X86TargetTest, SetRegToConstantXMM) {
- const auto Insts = Target_->setRegToConstant(llvm::X86::XMM1);
- EXPECT_THAT(Insts, SizeIs(Gt(0U)));
+TEST_F(X86TargetTest, SetRegToConstantXMM_SSE2) {
+ const std::unique_ptr<llvm::MCSubtargetInfo> STI(
+ Target_->createMCSubtargetInfo(kTriple, "core2", ""));
+ const auto Insts = ExegesisTarget_->setRegToConstant(*STI, llvm::X86::XMM1);
+ EXPECT_THAT(Insts, SizeIs(7U));
+ EXPECT_EQ(Insts[0].getOpcode(), llvm::X86::SUB64ri8);
+ EXPECT_EQ(Insts[1].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[2].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[3].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[4].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[5].getOpcode(), llvm::X86::MOVDQUrm);
+ EXPECT_EQ(Insts[6].getOpcode(), llvm::X86::ADD64ri8);
+}
+
+TEST_F(X86TargetTest, SetRegToConstantXMM_AVX) {
+ const std::unique_ptr<llvm::MCSubtargetInfo> STI(
+ Target_->createMCSubtargetInfo(kTriple, "core2", "+avx"));
+ const auto Insts = ExegesisTarget_->setRegToConstant(*STI, llvm::X86::XMM1);
+ EXPECT_THAT(Insts, SizeIs(7U));
+ EXPECT_EQ(Insts[0].getOpcode(), llvm::X86::SUB64ri8);
+ EXPECT_EQ(Insts[1].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[2].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[3].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[4].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[5].getOpcode(), llvm::X86::VMOVDQUrm);
+ EXPECT_EQ(Insts[6].getOpcode(), llvm::X86::ADD64ri8);
+}
+
+TEST_F(X86TargetTest, SetRegToConstantXMM_AVX512) {
+ const std::unique_ptr<llvm::MCSubtargetInfo> STI(
+ Target_->createMCSubtargetInfo(kTriple, "core2", "+avx512vl"));
+ const auto Insts = ExegesisTarget_->setRegToConstant(*STI, llvm::X86::XMM1);
+ EXPECT_THAT(Insts, SizeIs(7U));
+ EXPECT_EQ(Insts[0].getOpcode(), llvm::X86::SUB64ri8);
+ EXPECT_EQ(Insts[1].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[2].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[3].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[4].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[5].getOpcode(), llvm::X86::VMOVDQU32Z128rm);
+ EXPECT_EQ(Insts[6].getOpcode(), llvm::X86::ADD64ri8);
+}
+
+TEST_F(X86TargetTest, SetRegToConstantMMX) {
+ const std::unique_ptr<llvm::MCSubtargetInfo> STI(
+ Target_->createMCSubtargetInfo(kTriple, "core2", ""));
+ const auto Insts = ExegesisTarget_->setRegToConstant(*STI, llvm::X86::MM1);
+ EXPECT_THAT(Insts, SizeIs(5U));
+ EXPECT_EQ(Insts[0].getOpcode(), llvm::X86::SUB64ri8);
+ EXPECT_EQ(Insts[1].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[2].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[3].getOpcode(), llvm::X86::MMX_MOVQ64rm);
+ EXPECT_EQ(Insts[4].getOpcode(), llvm::X86::ADD64ri8);
+}
+
+TEST_F(X86TargetTest, SetRegToConstantYMM_AVX) {
+ const std::unique_ptr<llvm::MCSubtargetInfo> STI(
+ Target_->createMCSubtargetInfo(kTriple, "core2", "+avx"));
+ const auto Insts = ExegesisTarget_->setRegToConstant(*STI, llvm::X86::YMM1);
+ EXPECT_THAT(Insts, SizeIs(11U));
+ EXPECT_EQ(Insts[0].getOpcode(), llvm::X86::SUB64ri8);
+ EXPECT_EQ(Insts[1].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[2].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[3].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[4].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[5].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[6].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[7].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[8].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[9].getOpcode(), llvm::X86::VMOVDQUYrm);
+ EXPECT_EQ(Insts[10].getOpcode(), llvm::X86::ADD64ri8);
+}
+
+TEST_F(X86TargetTest, SetRegToConstantYMM_AVX512) {
+ const std::unique_ptr<llvm::MCSubtargetInfo> STI(
+ Target_->createMCSubtargetInfo(kTriple, "core2", "+avx512vl"));
+ const auto Insts = ExegesisTarget_->setRegToConstant(*STI, llvm::X86::YMM1);
+ EXPECT_THAT(Insts, SizeIs(11U));
+ EXPECT_EQ(Insts[0].getOpcode(), llvm::X86::SUB64ri8);
+ EXPECT_EQ(Insts[1].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[2].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[3].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[4].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[5].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[6].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[7].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[8].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[9].getOpcode(), llvm::X86::VMOVDQU32Z256rm);
+ EXPECT_EQ(Insts[10].getOpcode(), llvm::X86::ADD64ri8);
+}
+
+TEST_F(X86TargetTest, SetRegToConstantZMM_AVX512) {
+ const std::unique_ptr<llvm::MCSubtargetInfo> STI(
+ Target_->createMCSubtargetInfo(kTriple, "core2", "+avx512vl"));
+ const auto Insts = ExegesisTarget_->setRegToConstant(*STI, llvm::X86::ZMM1);
+ EXPECT_THAT(Insts, SizeIs(19U));
+ EXPECT_EQ(Insts[0].getOpcode(), llvm::X86::SUB64ri8);
+ EXPECT_EQ(Insts[1].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[2].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[3].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[4].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[5].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[6].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[7].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[8].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[9].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[10].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[11].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[12].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[13].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[14].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[15].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[16].getOpcode(), llvm::X86::MOV32mi);
+ EXPECT_EQ(Insts[17].getOpcode(), llvm::X86::VMOVDQU32Zrm);
+ EXPECT_EQ(Insts[18].getOpcode(), llvm::X86::ADD64ri8);
}
} // namespace