r264342 - Attach profile summary information to Module.

[Easwaran Raman via cfe-commits]

Author: eraman
Date: Thu Mar 24 16:32:25 2016
New Revision: 264342

URL: http://llvm.org/viewvc/llvm-project?rev=264342&view=rev
Log:
Attach profile summary information to Module.

Differential Revision: http://reviews.llvm.org/D18289



Added:
    cfe/trunk/test/Profile/Inputs/profile-summary.proftext
    cfe/trunk/test/Profile/profile-summary.c
Modified:
    cfe/trunk/lib/CodeGen/CodeGenModule.cpp

Modified: cfe/trunk/lib/CodeGen/CodeGenModule.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CodeGenModule.cpp?rev=264342&r1=264341&r2=264342&view=diff
==============================================================================
--- cfe/trunk/lib/CodeGen/CodeGenModule.cpp (original)
+++ cfe/trunk/lib/CodeGen/CodeGenModule.cpp Thu Mar 24 16:32:25 2016
@@ -396,6 +396,7 @@ void CodeGenModule::Release() {
       AddGlobalCtor(OpenMPRegistrationFunction, 0);
   if (PGOReader) {
     getModule().setMaximumFunctionCount(PGOReader->getMaximumFunctionCount());
+    getModule().setProfileSummary(PGOReader->getSummary().getMD(VMContext));
     if (PGOStats.hasDiagnostics())
       PGOStats.reportDiagnostics(getDiags(), getCodeGenOpts().MainFileName);
   }

Added: cfe/trunk/test/Profile/Inputs/profile-summary.proftext
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Profile/Inputs/profile-summary.proftext?rev=264342&view=auto
==============================================================================
--- cfe/trunk/test/Profile/Inputs/profile-summary.proftext (added)
+++ cfe/trunk/test/Profile/Inputs/profile-summary.proftext Thu Mar 24 16:32:25 2016
@@ -0,0 +1,26 @@
+begin
+# Func Hash:
+10
+# Num Counters:
+2
+# Counter Values:
+1
+0
+
+main
+# Func Hash:
+0
+# Num Counters:
+1
+# Counter Values:
+1
+
+end
+# Func Hash:
+10
+# Num Counters:
+2
+# Counter Values:
+2
+2
+

Added: cfe/trunk/test/Profile/profile-summary.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Profile/profile-summary.c?rev=264342&view=auto
==============================================================================
--- cfe/trunk/test/Profile/profile-summary.c (added)
+++ cfe/trunk/test/Profile/profile-summary.c Thu Mar 24 16:32:25 2016
@@ -0,0 +1,25 @@
+// Test that profile summary is set correctly.
+
+// RUN: llvm-profdata merge %S/Inputs/max-function-count.proftext -o %t.profdata
+// RUN: %clang %s -o - -mllvm -disable-llvm-optzns -emit-llvm -S -fprofile-instr-use=%t.profdata | FileCheck %s
+//
+int begin(int i) {
+  if (i)
+    return 0;
+  return 1;
+}
+
+int end(int i) {
+  if (i)
+    return 0;
+  return 1;
+}
+
+int main(int argc, const char *argv[]) {
+  begin(0);
+  end(1);
+  end(1);
+  return 0;
+}
+// CHECK: {{![0-9]+}} = !{i32 1, !"ProfileSummary", {{![0-9]+}}}
+// CHECK: {{![0-9]+}} = !{!"DetailedSummary", {{![0-9]+}}}