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| author | Easwaran Raman <eraman@google.com> | 2015-12-12 00:31:02 +0000 |
|---|---|---|
| committer | Easwaran Raman <eraman@google.com> | 2015-12-12 00:31:02 +0000 |
| commit | d547e5e16842f13b4c78eb942d349c8f1c553148 (patch) | |
| tree | f976aa654374ca9fd02a0c7eedb0b8720d8afef8 /clang/lib/CodeGen | |
| parent | 8f5549726408bec990b3a371cf8bcd8c4ff286fb (diff) | |
| download | bcm5719-llvm-d547e5e16842f13b4c78eb942d349c8f1c553148.tar.gz bcm5719-llvm-d547e5e16842f13b4c78eb942d349c8f1c553148.zip | |
Attach maximum function count to Module when using PGO mode
This sets the maximum entry count among all functions in the program to the
module using module flags. This allows the optimizer to use this information.
Differential Revision: http://reviews.llvm.org/D15163
llvm-svn: 255397
Diffstat (limited to 'clang/lib/CodeGen')
| -rw-r--r-- | clang/lib/CodeGen/CodeGenModule.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/clang/lib/CodeGen/CodeGenModule.cpp b/clang/lib/CodeGen/CodeGenModule.cpp index 29c5f3eed5a..8d7254904a9 100644 --- a/clang/lib/CodeGen/CodeGenModule.cpp +++ b/clang/lib/CodeGen/CodeGenModule.cpp @@ -376,6 +376,9 @@ void CodeGenModule::Release() { } if (PGOReader && PGOStats.hasDiagnostics()) PGOStats.reportDiagnostics(getDiags(), getCodeGenOpts().MainFileName); + // In PGO mode, attach maximum function count to the module. + if (PGOReader) + getModule().setMaximumFunctionCount(PGOReader->getMaximumFunctionCount()); EmitCtorList(GlobalCtors, "llvm.global_ctors"); EmitCtorList(GlobalDtors, "llvm.global_dtors"); EmitGlobalAnnotations(); |
