From: Serge Guelton <sguelton@redhat.com>
Date: Tue, 2 Jul 2019 15:52:39 +0000 (+0000)
Subject: Provide basic Full LTO extension points
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=3a58154548c4ed4a48a0a026b38fcea5167e931d;p=llvm

Provide basic Full LTO extension points

Differential Revision: https://reviews.llvm.org/D61738

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@364937 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/llvm/Transforms/IPO/PassManagerBuilder.h b/include/llvm/Transforms/IPO/PassManagerBuilder.h
index 33648e0f083..63ff00afc2a 100644
--- a/include/llvm/Transforms/IPO/PassManagerBuilder.h
+++ b/include/llvm/Transforms/IPO/PassManagerBuilder.h
@@ -112,6 +112,16 @@ public:
     /// passes at the end of the main CallGraphSCC passes and before any
     /// function simplification passes run by CGPassManager.
     EP_CGSCCOptimizerLate,
+
+    /// EP_FullLinkTimeOptimizationEarly - This extensions point allow adding
+    /// passes that
+    /// run at Link Time, before Full Link Time Optimization.
+    EP_FullLinkTimeOptimizationEarly,
+
+    /// EP_FullLinkTimeOptimizationLast - This extensions point allow adding
+    /// passes that
+    /// run at Link Time, after Full Link Time Optimization.
+    EP_FullLinkTimeOptimizationLast,
   };
 
   /// The Optimization Level - Specify the basic optimization level.
diff --git a/lib/Transforms/IPO/PassManagerBuilder.cpp b/lib/Transforms/IPO/PassManagerBuilder.cpp
index d451653533a..3ea77f08fd3 100644
--- a/lib/Transforms/IPO/PassManagerBuilder.cpp
+++ b/lib/Transforms/IPO/PassManagerBuilder.cpp
@@ -1016,6 +1016,8 @@ void PassManagerBuilder::populateLTOPassManager(legacy::PassManagerBase &PM) {
   if (VerifyInput)
     PM.add(createVerifierPass());
 
+  addExtensionsToPM(EP_FullLinkTimeOptimizationEarly, PM);
+
   if (OptLevel != 0)
     addLTOOptimizationPasses(PM);
   else {
@@ -1037,6 +1039,8 @@ void PassManagerBuilder::populateLTOPassManager(legacy::PassManagerBase &PM) {
   if (OptLevel != 0)
     addLateLTOOptimizationPasses(PM);
 
+  addExtensionsToPM(EP_FullLinkTimeOptimizationLast, PM);
+
   if (VerifyOutput)
     PM.add(createVerifierPass());
 }