[PATCH] D18289: Attach profile summary information to module

[Easwaran Raman via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL264342: Attach profile summary information to Module. (authored by eraman).

Changed prior to commit:
  http://reviews.llvm.org/D18289?vs=51342&id=51604#toc

Repository:
  rL LLVM

http://reviews.llvm.org/D18289

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

Index: cfe/trunk/test/Profile/Inputs/profile-summary.proftext
===================================================================
--- cfe/trunk/test/Profile/Inputs/profile-summary.proftext
+++ cfe/trunk/test/Profile/Inputs/profile-summary.proftext
@@ -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
+
Index: cfe/trunk/test/Profile/profile-summary.c
===================================================================
--- cfe/trunk/test/Profile/profile-summary.c
+++ cfe/trunk/test/Profile/profile-summary.c
@@ -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]+}}}
Index: cfe/trunk/lib/CodeGen/CodeGenModule.cpp
===================================================================
--- cfe/trunk/lib/CodeGen/CodeGenModule.cpp
+++ cfe/trunk/lib/CodeGen/CodeGenModule.cpp
@@ -396,6 +396,7 @@
       AddGlobalCtor(OpenMPRegistrationFunction, 0);
   if (PGOReader) {
     getModule().setMaximumFunctionCount(PGOReader->getMaximumFunctionCount());
+    getModule().setProfileSummary(PGOReader->getSummary().getMD(VMContext));
     if (PGOStats.hasDiagnostics())
       PGOStats.reportDiagnostics(getDiags(), getCodeGenOpts().MainFileName);
   }


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