Remove TargetMachine::adjustPassManager

Since opt no longer supports to run default (O0/O1/O2/O3/Os/Oz)
pipelines using the legacy PM, there are no in-tree uses of
TargetMachine::adjustPassManager remaining. This patch removes the
no longer used adjustPassManager functions.

Reviewed By: aeubanks

Differential Revision: https://reviews.llvm.org/D137796

1 files changed, 0 insertions, 23 deletions

diff --git a/llvm/lib/Target/BPF/BPFTargetMachine.cpp b/llvm/lib/Target/BPF/BPFTargetMachine.cpp
index 97d9ed3..0c22185 100644
--- a/llvm/lib/Target/BPF/BPFTargetMachine.cpp
+++ b/llvm/lib/Target/BPF/BPFTargetMachine.cpp
@@ -24,7 +24,6 @@
 #include "llvm/Passes/PassBuilder.h"
 #include "llvm/Support/FormattedStream.h"
 #include "llvm/Target/TargetOptions.h"
-#include "llvm/Transforms/IPO/PassManagerBuilder.h"
 #include "llvm/Transforms/Scalar.h"
 #include "llvm/Transforms/Scalar/SimplifyCFG.h"
 #include "llvm/Transforms/Utils/SimplifyCFGOptions.h"
@@ -102,28 +101,6 @@ TargetPassConfig *BPFTargetMachine::createPassConfig(PassManagerBase &PM) {
   return new BPFPassConfig(*this, PM);
 }
 
-void BPFTargetMachine::adjustPassManager(PassManagerBuilder &Builder) {
- Builder.addExtension(
-      PassManagerBuilder::EP_EarlyAsPossible,
-      [&](const PassManagerBuilder &, legacy::PassManagerBase &PM) {
-        PM.add(createBPFAbstractMemberAccess(this));
-        PM.add(createBPFPreserveDIType());
-        PM.add(createBPFIRPeephole());
-      });
-
-  Builder.addExtension(
-      PassManagerBuilder::EP_Peephole,
-      [&](const PassManagerBuilder &, legacy::PassManagerBase &PM) {
-        PM.add(createCFGSimplificationPass(
-            SimplifyCFGOptions().hoistCommonInsts(true)));
-      });
-  Builder.addExtension(
-      PassManagerBuilder::EP_ModuleOptimizerEarly,
-      [&](const PassManagerBuilder &, legacy::PassManagerBase &PM) {
-        PM.add(createBPFAdjustOpt());
-      });
-}
-
 void BPFTargetMachine::registerPassBuilderCallbacks(PassBuilder &PB) {
   PB.registerPipelineStartEPCallback(
       [=](ModulePassManager &MPM, OptimizationLevel) {