lib/Transforms/IPO/IPO.cpp

   1 //===-- IPO.cpp -----------------------------------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8 //
   9 // This file implements the common infrastructure (including C bindings) for
  10 // libLLVMIPO.a, which implements several transformations over the LLVM
  11 // intermediate representation.
  12 //
  13 //===----------------------------------------------------------------------===//
  14
  15 #include "llvm-c/Transforms/IPO.h"
  16 #include "llvm-c/Initialization.h"
  17 #include "llvm/IR/LegacyPassManager.h"
  18 #include "llvm/InitializePasses.h"
  19 #include "llvm/Transforms/IPO.h"
  20 #include "llvm/Transforms/IPO/AlwaysInliner.h"
  21 #include "llvm/Transforms/IPO/FunctionAttrs.h"
  22
  23 using namespace llvm;
  24
  25 void llvm::initializeIPO(PassRegistry &Registry) {
  26   initializeArgPromotionPass(Registry);
  27   initializeCalledValuePropagationLegacyPassPass(Registry);
  28   initializeConstantMergeLegacyPassPass(Registry);
  29   initializeCrossDSOCFIPass(Registry);
  30   initializeDAEPass(Registry);
  31   initializeDAHPass(Registry);
  32   initializeForceFunctionAttrsLegacyPassPass(Registry);
  33   initializeGlobalDCELegacyPassPass(Registry);
  34   initializeGlobalOptLegacyPassPass(Registry);
  35   initializeGlobalSplitPass(Registry);
  36   initializeHotColdSplittingLegacyPassPass(Registry);
  37   initializeIPCPPass(Registry);
  38   initializeAlwaysInlinerLegacyPassPass(Registry);
  39   initializeSimpleInlinerPass(Registry);
  40   initializeInferFunctionAttrsLegacyPassPass(Registry);
  41   initializeInternalizeLegacyPassPass(Registry);
  42   initializeLoopExtractorPass(Registry);
  43   initializeBlockExtractorPass(Registry);
  44   initializeSingleLoopExtractorPass(Registry);
  45   initializeLowerTypeTestsPass(Registry);
  46   initializeMergeFunctionsPass(Registry);
  47   initializePartialInlinerLegacyPassPass(Registry);
  48   initializeAttributorLegacyPassPass(Registry);
  49   initializePostOrderFunctionAttrsLegacyPassPass(Registry);
  50   initializeReversePostOrderFunctionAttrsLegacyPassPass(Registry);
  51   initializePruneEHPass(Registry);
  52   initializeIPSCCPLegacyPassPass(Registry);
  53   initializeStripDeadPrototypesLegacyPassPass(Registry);
  54   initializeStripSymbolsPass(Registry);
  55   initializeStripDebugDeclarePass(Registry);
  56   initializeStripDeadDebugInfoPass(Registry);
  57   initializeStripNonDebugSymbolsPass(Registry);
  58   initializeBarrierNoopPass(Registry);
  59   initializeEliminateAvailableExternallyLegacyPassPass(Registry);
  60   initializeSampleProfileLoaderLegacyPassPass(Registry);
  61   initializeFunctionImportLegacyPassPass(Registry);
  62   initializeWholeProgramDevirtPass(Registry);
  63 }
  64
  65 void LLVMInitializeIPO(LLVMPassRegistryRef R) {
  66   initializeIPO(*unwrap(R));
  67 }
  68
  69 void LLVMAddArgumentPromotionPass(LLVMPassManagerRef PM) {
  70   unwrap(PM)->add(createArgumentPromotionPass());
  71 }
  72
  73 void LLVMAddCalledValuePropagationPass(LLVMPassManagerRef PM) {
  74   unwrap(PM)->add(createCalledValuePropagationPass());
  75 }
  76
  77 void LLVMAddConstantMergePass(LLVMPassManagerRef PM) {
  78   unwrap(PM)->add(createConstantMergePass());
  79 }
  80
  81 void LLVMAddDeadArgEliminationPass(LLVMPassManagerRef PM) {
  82   unwrap(PM)->add(createDeadArgEliminationPass());
  83 }
  84
  85 void LLVMAddFunctionAttrsPass(LLVMPassManagerRef PM) {
  86   unwrap(PM)->add(createPostOrderFunctionAttrsLegacyPass());
  87 }
  88
  89 void LLVMAddFunctionInliningPass(LLVMPassManagerRef PM) {
  90   unwrap(PM)->add(createFunctionInliningPass());
  91 }
  92
  93 void LLVMAddAlwaysInlinerPass(LLVMPassManagerRef PM) {
  94   unwrap(PM)->add(llvm::createAlwaysInlinerLegacyPass());
  95 }
  96
  97 void LLVMAddGlobalDCEPass(LLVMPassManagerRef PM) {
  98   unwrap(PM)->add(createGlobalDCEPass());
  99 }
 100
 101 void LLVMAddGlobalOptimizerPass(LLVMPassManagerRef PM) {
 102   unwrap(PM)->add(createGlobalOptimizerPass());
 103 }
 104
 105 void LLVMAddIPConstantPropagationPass(LLVMPassManagerRef PM) {
 106   unwrap(PM)->add(createIPConstantPropagationPass());
 107 }
 108
 109 void LLVMAddPruneEHPass(LLVMPassManagerRef PM) {
 110   unwrap(PM)->add(createPruneEHPass());
 111 }
 112
 113 void LLVMAddIPSCCPPass(LLVMPassManagerRef PM) {
 114   unwrap(PM)->add(createIPSCCPPass());
 115 }
 116
 117 void LLVMAddInternalizePass(LLVMPassManagerRef PM, unsigned AllButMain) {
 118   auto PreserveMain = [=](const GlobalValue &GV) {
 119     return AllButMain && GV.getName() == "main";
 120   };
 121   unwrap(PM)->add(createInternalizePass(PreserveMain));
 122 }
 123
 124 void LLVMAddInternalizePassWithMustPreservePredicate(
 125     LLVMPassManagerRef PM,
 126     void *Context,
 127     LLVMBool (*Pred)(LLVMValueRef, void *)) {
 128   unwrap(PM)->add(createInternalizePass([=](const GlobalValue &GV) {
 129     return Pred(wrap(&GV), Context) == 0 ? false : true;
 130   }));
 131 }
 132
 133 void LLVMAddStripDeadPrototypesPass(LLVMPassManagerRef PM) {
 134   unwrap(PM)->add(createStripDeadPrototypesPass());
 135 }
 136
 137 void LLVMAddStripSymbolsPass(LLVMPassManagerRef PM) {
 138   unwrap(PM)->add(createStripSymbolsPass());
 139 }