[llvm] [CodeGenPassBuilder] Remove analysis registering interfaces (PR #81439)

[via llvm-commits]

https://github.com/paperchalice created https://github.com/llvm/llvm-project/pull/81439

PassBuilder already can do this.

>From 5427ea65b48c1c2a64610cc02372e6d221cdb5e5 Mon Sep 17 00:00:00 2001
From: PaperChalice <liujunchang97 at outlook.com>
Date: Sat, 10 Feb 2024 14:33:31 +0800
Subject: [PATCH] [CodeGenPassBuilder] Remove  analysis registering interfaces
 PassBuilder already can do this.

---
 llvm/include/llvm/Passes/CodeGenPassBuilder.h | 67 +------------------
 1 file changed, 1 insertion(+), 66 deletions(-)

diff --git a/llvm/include/llvm/Passes/CodeGenPassBuilder.h b/llvm/include/llvm/Passes/CodeGenPassBuilder.h
index fa6dbd4a49730e..80bbfb75185a9c 100644
--- a/llvm/include/llvm/Passes/CodeGenPassBuilder.h
+++ b/llvm/include/llvm/Passes/CodeGenPassBuilder.h
@@ -7,8 +7,7 @@
 //===----------------------------------------------------------------------===//
 /// \file
 ///
-/// Interfaces for registering analysis passes, producing common pass manager
-/// configurations, and parsing of pass pipelines.
+/// Interfaces for producing common pass manager configurations.
 ///
 //===----------------------------------------------------------------------===//
 
@@ -137,16 +136,6 @@ template <typename DerivedT> class CodeGenPassBuilder {
                       raw_pwrite_stream &Out, raw_pwrite_stream *DwoOut,
                       CodeGenFileType FileType) const;
 
-  void registerModuleAnalyses(ModuleAnalysisManager &) const;
-  void registerFunctionAnalyses(FunctionAnalysisManager &) const;
-  void registerMachineFunctionAnalyses(MachineFunctionAnalysisManager &) const;
-
-  void registerAnalyses(MachineFunctionAnalysisManager &MFAM) const {
-    registerModuleAnalyses(*MFAM.MAM);
-    registerFunctionAnalyses(*MFAM.FAM);
-    registerMachineFunctionAnalyses(MFAM);
-  }
-
   PassInstrumentationCallbacks *getPassInstrumentationCallbacks() const {
     return PIC;
   }
@@ -239,14 +228,6 @@ template <typename DerivedT> class CodeGenPassBuilder {
   CGPassBuilderOption Opt;
   PassInstrumentationCallbacks *PIC;
 
-  /// Target override these hooks to parse target-specific analyses.
-  void registerTargetAnalysis(ModuleAnalysisManager &) const {}
-  void registerTargetAnalysis(FunctionAnalysisManager &) const {}
-  void registerTargetAnalysis(MachineFunctionAnalysisManager &) const {}
-  std::pair<StringRef, bool> getTargetPassNameFromLegacyName(StringRef) const {
-    return {"", false};
-  }
-
   template <typename TMC> TMC &getTM() const { return static_cast<TMC &>(TM); }
   CodeGenOptLevel getOptLevel() const { return TM.getOptLevel(); }
 
@@ -577,52 +558,6 @@ Error CodeGenPassBuilder<Derived>::verifyStartStop(
   return Error::success();
 }
 
-static inline AAManager registerAAAnalyses() {
-  AAManager AA;
-
-  // The order in which these are registered determines their priority when
-  // being queried.
-
-  // Basic AliasAnalysis support.
-  // Add TypeBasedAliasAnalysis before BasicAliasAnalysis so that
-  // BasicAliasAnalysis wins if they disagree. This is intended to help
-  // support "obvious" type-punning idioms.
-  AA.registerFunctionAnalysis<TypeBasedAA>();
-  AA.registerFunctionAnalysis<ScopedNoAliasAA>();
-  AA.registerFunctionAnalysis<BasicAA>();
-
-  return AA;
-}
-
-template <typename Derived>
-void CodeGenPassBuilder<Derived>::registerModuleAnalyses(
-    ModuleAnalysisManager &MAM) const {
-#define MODULE_ANALYSIS(NAME, CREATE_PASS)                                     \
-  MAM.registerPass([&] { return CREATE_PASS; });
-#include "MachinePassRegistry.def"
-  derived().registerTargetAnalysis(MAM);
-}
-
-template <typename Derived>
-void CodeGenPassBuilder<Derived>::registerFunctionAnalyses(
-    FunctionAnalysisManager &FAM) const {
-  FAM.registerPass([this] { return registerAAAnalyses(); });
-
-#define FUNCTION_ANALYSIS(NAME, CREATE_PASS)                                   \
-  FAM.registerPass([&] { return CREATE_PASS; });
-#include "MachinePassRegistry.def"
-  derived().registerTargetAnalysis(FAM);
-}
-
-template <typename Derived>
-void CodeGenPassBuilder<Derived>::registerMachineFunctionAnalyses(
-    MachineFunctionAnalysisManager &MFAM) const {
-#define MACHINE_FUNCTION_ANALYSIS(NAME, CREATE_PASS)                           \
-  MFAM.registerPass([&] { return CREATE_PASS; });
-#include "MachinePassRegistry.def"
-  derived().registerTargetAnalysis(MFAM);
-}
-
 template <typename Derived>
 void CodeGenPassBuilder<Derived>::addISelPasses(AddIRPass &addPass) const {
   derived().addGlobalMergePass(addPass);