Reapply r266477 and r266488

llvm-svn: 269131

2 files changed, 67 insertions, 0 deletions

diff --git a/llvm/unittests/ProfileData/CMakeLists.txt b/llvm/unittests/ProfileData/CMakeLists.txt
index dd39ca7da3a..820c0185508 100644
--- a/llvm/unittests/ProfileData/CMakeLists.txt
+++ b/llvm/unittests/ProfileData/CMakeLists.txt
@@ -8,5 +8,6 @@ set(LLVM_LINK_COMPONENTS
 add_llvm_unittest(ProfileDataTests
   CoverageMappingTest.cpp
   InstrProfTest.cpp
+  ProfileSummaryTest.cpp
   SampleProfTest.cpp
   )
diff --git a/llvm/unittests/ProfileData/ProfileSummaryTest.cpp b/llvm/unittests/ProfileData/ProfileSummaryTest.cpp
new file mode 100644
index 00000000000..46d7162f743
--- /dev/null
+++ b/llvm/unittests/ProfileData/ProfileSummaryTest.cpp
@@ -0,0 +1,66 @@
+//===- unittest/ProfileData/ProfileSummaryTest.cpp --------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/IR/Module.h"
+#include "llvm/ProfileData/InstrProf.h"
+#include "llvm/ProfileData/ProfileCommon.h"
+#include "llvm/ProfileData/SampleProf.h"
+#include "gtest/gtest.h"
+
+using namespace llvm;
+using namespace sampleprof;
+
+struct ProfileSummaryTest : ::testing::Test {
+  InstrProfSummary IPS;
+  SampleProfileSummary SPS;
+
+  ProfileSummaryTest()
+      : IPS({100000, 900000, 999999}), SPS({100000, 900000, 999999}) {}
+  void SetUp() {
+    InstrProfRecord Record1("func1", 0x1234, {97531, 5, 99999});
+    InstrProfRecord Record2("func2", 0x1234, {57341, 10000, 10, 1});
+    IPS.addRecord(Record1);
+    IPS.addRecord(Record2);
+
+    IPS.computeDetailedSummary();
+
+    FunctionSamples FooSamples;
+    FooSamples.addTotalSamples(7711);
+    FooSamples.addHeadSamples(610);
+    FooSamples.addBodySamples(1, 0, 610);
+    FooSamples.addBodySamples(2, 0, 600);
+    FooSamples.addBodySamples(4, 0, 60000);
+    FooSamples.addBodySamples(8, 0, 60351);
+    FooSamples.addBodySamples(10, 0, 605);
+
+    FunctionSamples BarSamples;
+    BarSamples.addTotalSamples(20301);
+    BarSamples.addHeadSamples(1437);
+    BarSamples.addBodySamples(1, 0, 1437);
+
+    SPS.addRecord(FooSamples);
+    SPS.addRecord(BarSamples);
+
+    SPS.computeDetailedSummary();
+  }
+
+};
+
+TEST_F(ProfileSummaryTest, summary_from_module) {
+  LLVMContext Context;
+  Module M1("M1", Context);
+  EXPECT_FALSE(ProfileSummary::getProfileSummary(&M1));
+  M1.setProfileSummary(IPS.getMD(Context));
+  EXPECT_TRUE(IPS == *ProfileSummary::getProfileSummary(&M1));
+
+  Module M2("M2", Context);
+  EXPECT_FALSE(ProfileSummary::getProfileSummary(&M2));
+  M2.setProfileSummary(SPS.getMD(Context));
+  EXPECT_TRUE(SPS == *ProfileSummary::getProfileSummary(&M2));
+}