Reverted r375254 as it has broken some build bots for a long time.

llvm-svn: 375375

2 files changed, 0 insertions, 235 deletions

diff --git a/llvm/unittests/CodeGen/CMakeLists.txt b/llvm/unittests/CodeGen/CMakeLists.txt
index 95cbafbe611..fc8cd22bcc7 100644
--- a/llvm/unittests/CodeGen/CMakeLists.txt
+++ b/llvm/unittests/CodeGen/CMakeLists.txt
@@ -19,7 +19,6 @@ add_llvm_unittest(CodeGenTests
   MachineInstrBundleIteratorTest.cpp
   MachineInstrTest.cpp
   MachineOperandTest.cpp
-  MachineSizeOptsTest.cpp
   ScalableVectorMVTsTest.cpp
   TypeTraitsTest.cpp
   TargetOptionsTest.cpp
diff --git a/llvm/unittests/CodeGen/MachineSizeOptsTest.cpp b/llvm/unittests/CodeGen/MachineSizeOptsTest.cpp
deleted file mode 100644
index f8b0c23e971..00000000000
--- a/llvm/unittests/CodeGen/MachineSizeOptsTest.cpp
+++ /dev/null
@@ -1,234 +0,0 @@
-//===- MachineSizeOptsTest.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/CodeGen/MachineSizeOpts.h"
-#include "llvm/Analysis/ProfileSummaryInfo.h"
-#include "llvm/Analysis/BlockFrequencyInfo.h"
-#include "llvm/Analysis/BranchProbabilityInfo.h"
-#include "llvm/Analysis/LoopInfo.h"
-#include "llvm/CodeGen/MIRParser/MIRParser.h"
-#include "llvm/CodeGen/MachineBlockFrequencyInfo.h"
-#include "llvm/CodeGen/MachineBranchProbabilityInfo.h"
-#include "llvm/CodeGen/MachineDominators.h"
-#include "llvm/CodeGen/MachineLoopInfo.h"
-#include "llvm/CodeGen/MachineModuleInfo.h"
-#include "llvm/Support/TargetRegistry.h"
-#include "llvm/Support/TargetSelect.h"
-#include "llvm/Target/TargetMachine.h"
-#include "gtest/gtest.h"
-
-using namespace llvm;
-
-namespace {
-
-std::unique_ptr<LLVMTargetMachine> createTargetMachine() {
-  auto TT(Triple::normalize("x86_64--"));
-  std::string Error;
-  const Target *TheTarget = TargetRegistry::lookupTarget(TT, Error);
-  return std::unique_ptr<LLVMTargetMachine>(static_cast<LLVMTargetMachine*>(
-      TheTarget->createTargetMachine(TT, "", "", TargetOptions(), None, None,
-                                     CodeGenOpt::Default)));
-}
-
-class MachineSizeOptsTest : public testing::Test {
- protected:
-  static const char* MIRString;
-  LLVMContext Context;
-  std::unique_ptr<LLVMTargetMachine> TM;
-  std::unique_ptr<MachineModuleInfo> MMI;
-  std::unique_ptr<MIRParser> Parser;
-  std::unique_ptr<Module> M;
-  struct BFIData {
-    std::unique_ptr<MachineDominatorTree> MDT;
-    std::unique_ptr<MachineLoopInfo> MLI;
-    std::unique_ptr<MachineBranchProbabilityInfo> MBPI;
-    std::unique_ptr<MachineBlockFrequencyInfo> MBFI;
-    BFIData(MachineFunction &MF) {
-      MDT.reset(new MachineDominatorTree(MF));
-      MLI.reset(new MachineLoopInfo(*MDT));
-      MBPI.reset(new MachineBranchProbabilityInfo());
-      MBFI.reset(new MachineBlockFrequencyInfo(MF, *MBPI, *MLI));
-    }
-    MachineBlockFrequencyInfo *get() { return MBFI.get(); }
-  };
-
-  static void SetUpTestCase() {
-    InitializeAllTargets();
-    InitializeAllTargetMCs();
-  }
-
-  void SetUp() override {
-    TM = createTargetMachine();
-    std::unique_ptr<MemoryBuffer> MBuffer =
-        MemoryBuffer::getMemBuffer(MIRString);
-    Parser = createMIRParser(std::move(MBuffer), Context);
-    if (!Parser)
-      report_fatal_error("null MIRParser");
-    M = Parser->parseIRModule();
-    if (!M)
-      report_fatal_error("parseIRModule failed");
-    M->setTargetTriple(TM->getTargetTriple().getTriple());
-    M->setDataLayout(TM->createDataLayout());
-    MMI = std::make_unique<MachineModuleInfo>(TM.get());
-    if (Parser->parseMachineFunctions(*M, *MMI.get()))
-      report_fatal_error("parseMachineFunctions failed");
-  }
-
-  MachineFunction *getMachineFunction(Module *M, StringRef Name) {
-    auto F = M->getFunction(Name);
-    if (!F)
-      report_fatal_error("null Function");
-    auto &MF = MMI->getOrCreateMachineFunction(*F);
-    return &MF;
-  }
-};
-
-TEST_F(MachineSizeOptsTest, Test) {
-  MachineFunction *F = getMachineFunction(M.get(), "f");
-  ASSERT_TRUE(F != nullptr);
-  MachineFunction *G = getMachineFunction(M.get(), "g");
-  ASSERT_TRUE(G != nullptr);
-  MachineFunction *H = getMachineFunction(M.get(), "h");
-  ASSERT_TRUE(H != nullptr);
-  ProfileSummaryInfo PSI = ProfileSummaryInfo(*M.get());
-  ASSERT_TRUE(PSI.hasProfileSummary());
-  BFIData BFID_F(*F);
-  BFIData BFID_G(*G);
-  BFIData BFID_H(*H);
-  MachineBlockFrequencyInfo *MBFI_F = BFID_F.get();
-  MachineBlockFrequencyInfo *MBFI_G = BFID_G.get();
-  MachineBlockFrequencyInfo *MBFI_H = BFID_H.get();
-  MachineBasicBlock &BB0 = F->front();
-  auto iter = BB0.succ_begin();
-  MachineBasicBlock *BB1 = *iter;
-  iter++;
-  MachineBasicBlock *BB2 = *iter;
-  iter++;
-  ASSERT_TRUE(iter == BB0.succ_end());
-  MachineBasicBlock *BB3 = *BB1->succ_begin();
-  ASSERT_TRUE(BB3 == *BB2->succ_begin());
-  EXPECT_FALSE(shouldOptimizeForSize(F, &PSI, MBFI_F));
-  EXPECT_TRUE(shouldOptimizeForSize(G, &PSI, MBFI_G));
-  EXPECT_FALSE(shouldOptimizeForSize(H, &PSI, MBFI_H));
-  EXPECT_FALSE(shouldOptimizeForSize(&BB0, &PSI, MBFI_F));
-  EXPECT_FALSE(shouldOptimizeForSize(BB1, &PSI, MBFI_F));
-  EXPECT_TRUE(shouldOptimizeForSize(BB2, &PSI, MBFI_F));
-  EXPECT_FALSE(shouldOptimizeForSize(BB3, &PSI, MBFI_F));
-}
-
-const char* MachineSizeOptsTest::MIRString = R"MIR(
---- |
-  define i32 @g(i32 %x) !prof !14 {
-    ret i32 0
-  }
-
-  define i32 @h(i32 %x) !prof !15 {
-    ret i32 0
-  }
-
-  define i32 @f(i32 %x) !prof !16 {
-  bb0:
-    %y1 = icmp eq i32 %x, 0
-    br i1 %y1, label %bb1, label %bb2, !prof !17
-
-  bb1:                                              ; preds = %bb0
-    %z1 = call i32 @g(i32 %x)
-    br label %bb3
-
-  bb2:                                              ; preds = %bb0
-    %z2 = call i32 @h(i32 %x)
-    br label %bb3
-
-  bb3:                                              ; preds = %bb2, %bb1
-    %y2 = phi i32 [ 0, %bb1 ], [ 1, %bb2 ]
-    ret i32 %y2
-  }
-
-  !llvm.module.flags = !{!0}
-
-  !0 = !{i32 1, !"ProfileSummary", !1}
-  !1 = !{!2, !3, !4, !5, !6, !7, !8, !9}
-  !2 = !{!"ProfileFormat", !"InstrProf"}
-  !3 = !{!"TotalCount", i64 10000}
-  !4 = !{!"MaxCount", i64 10}
-  !5 = !{!"MaxInternalCount", i64 1}
-  !6 = !{!"MaxFunctionCount", i64 1000}
-  !7 = !{!"NumCounts", i64 3}
-  !8 = !{!"NumFunctions", i64 3}
-  !9 = !{!"DetailedSummary", !10}
-  !10 = !{!11, !12, !13}
-  !11 = !{i32 10000, i64 1000, i32 1}
-  !12 = !{i32 999000, i64 300, i32 3}
-  !13 = !{i32 999999, i64 5, i32 10}
-  !14 = !{!"function_entry_count", i64 1}
-  !15 = !{!"function_entry_count", i64 100}
-  !16 = !{!"function_entry_count", i64 400}
-  !17 = !{!"branch_weights", i32 100, i32 1}
-
-...
----
-name:            g
-body:             |
-  bb.0:
-    %1:gr32 = MOV32r0 implicit-def dead $eflags
-    $eax = COPY %1
-    RET 0, $eax
-
-...
----
-name:            h
-body:             |
-  bb.0:
-    %1:gr32 = MOV32r0 implicit-def dead $eflags
-    $eax = COPY %1
-    RET 0, $eax
-
-...
----
-name:            f
-tracksRegLiveness: true
-body:             |
-  bb.0:
-    successors: %bb.1(0x7ebb907a), %bb.2(0x01446f86)
-    liveins: $edi
-
-    %1:gr32 = COPY $edi
-    TEST32rr %1, %1, implicit-def $eflags
-    JCC_1 %bb.2, 5, implicit $eflags
-    JMP_1 %bb.1
-
-  bb.1:
-    successors: %bb.3(0x80000000)
-
-    ADJCALLSTACKDOWN64 0, 0, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp
-    $edi = COPY %1
-    CALL64pcrel32 @g, csr_64, implicit $rsp, implicit $ssp, implicit $edi, implicit-def $rsp, implicit-def $ssp, implicit-def $eax
-    ADJCALLSTACKUP64 0, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp
-    %5:gr32 = COPY $eax
-    %4:gr32 = MOV32r0 implicit-def dead $eflags
-    JMP_1 %bb.3
-
-  bb.2:
-    successors: %bb.3(0x80000000)
-
-    ADJCALLSTACKDOWN64 0, 0, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp
-    $edi = COPY %1
-    CALL64pcrel32 @h, csr_64, implicit $rsp, implicit $ssp, implicit $edi, implicit-def $rsp, implicit-def $ssp, implicit-def $eax
-    ADJCALLSTACKUP64 0, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp
-    %3:gr32 = COPY $eax
-    %2:gr32 = MOV32ri 1
-
-  bb.3:
-    %0:gr32 = PHI %2, %bb.2, %4, %bb.1
-    $eax = COPY %0
-    RET 0, $eax
-
-...
-)MIR";
-
-} // anonymous namespace