[PATCH] D61738: Provide basic LTO extension points

[serge via Phabricator via llvm-commits]

serge-sans-paille updated this revision to Diff 202377.
serge-sans-paille added a comment.

Diff updated with context


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D61738/new/

https://reviews.llvm.org/D61738

Files:
  llvm/include/llvm/Transforms/IPO/PassManagerBuilder.h
  llvm/lib/Transforms/IPO/PassManagerBuilder.cpp


Index: llvm/lib/Transforms/IPO/PassManagerBuilder.cpp
===================================================================
--- llvm/lib/Transforms/IPO/PassManagerBuilder.cpp
+++ llvm/lib/Transforms/IPO/PassManagerBuilder.cpp
@@ -1012,6 +1012,8 @@
   if (VerifyInput)
     PM.add(createVerifierPass());
 
+  addExtensionsToPM(EP_LinkTimeOptimizationEarly, PM);
+
   if (OptLevel != 0)
     addLTOOptimizationPasses(PM);
   else {
@@ -1033,6 +1035,8 @@
   if (OptLevel != 0)
     addLateLTOOptimizationPasses(PM);
 
+  addExtensionsToPM(EP_LinkTimeOptimizationLast, PM);
+
   if (VerifyOutput)
     PM.add(createVerifierPass());
 }
Index: llvm/include/llvm/Transforms/IPO/PassManagerBuilder.h
===================================================================
--- llvm/include/llvm/Transforms/IPO/PassManagerBuilder.h
+++ llvm/include/llvm/Transforms/IPO/PassManagerBuilder.h
@@ -112,6 +112,14 @@
     /// passes at the end of the main CallGraphSCC passes and before any
     /// function simplification passes run by CGPassManager.
     EP_CGSCCOptimizerLate,
+
+    /// EP_LinkTimeOptimizationStart - This extensions point allow adding passes that
+    /// run at Link Time, before any Link Time Optimization.
+    EP_LinkTimeOptimizationEarly,
+
+    /// EP_LinkTimeOptimizationStart - This extensions point allow adding passes that
+    /// run at Link Time, after all Link Time Optimization.
+    EP_LinkTimeOptimizationLast,
   };
 
   /// The Optimization Level - Specify the basic optimization level.


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