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-rw-r--r--llvm/lib/LTO/LTOCodeGenerator.cpp8
1 files changed, 7 insertions, 1 deletions
diff --git a/llvm/lib/LTO/LTOCodeGenerator.cpp b/llvm/lib/LTO/LTOCodeGenerator.cpp
index 1b1de2ba187..f02907f7a86 100644
--- a/llvm/lib/LTO/LTOCodeGenerator.cpp
+++ b/llvm/lib/LTO/LTOCodeGenerator.cpp
@@ -85,6 +85,12 @@ cl::opt<std::string>
cl::desc("Output filename for pass remarks"),
cl::value_desc("filename"));
+cl::opt<std::string>
+ LTORemarksPasses("lto-pass-remarks-filter",
+ cl::desc("Only record optimization remarks from passes "
+ "whose names match the given regular expression"),
+ cl::value_desc("regex"));
+
cl::opt<bool> LTOPassRemarksWithHotness(
"lto-pass-remarks-with-hotness",
cl::desc("With PGO, include profile count in optimization remarks"),
@@ -505,7 +511,7 @@ bool LTOCodeGenerator::optimize(bool DisableVerify, bool DisableInline,
return false;
auto DiagFileOrErr = lto::setupOptimizationRemarks(
- Context, LTORemarksFilename, LTOPassRemarksWithHotness);
+ Context, LTORemarksFilename, LTORemarksPasses, LTOPassRemarksWithHotness);
if (!DiagFileOrErr) {
errs() << "Error: " << toString(DiagFileOrErr.takeError()) << "\n";
report_fatal_error("Can't get an output file for the remarks");
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