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Gordon Henriksen82a0e742008-03-16 16:32:40 +00001//===-- Scalar.cpp --------------------------------------------------------===//
2//
3// The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9//
Nadav Rotem465834c2012-07-24 10:51:42 +000010// This file implements common infrastructure for libLLVMScalarOpts.a, which
Owen Anderson4698c5d2010-10-07 17:55:47 +000011// implements several scalar transformations over the LLVM intermediate
12// representation, including the C bindings for that library.
Gordon Henriksen82a0e742008-03-16 16:32:40 +000013//
14//===----------------------------------------------------------------------===//
15
Chandler Carruthed0881b2012-12-03 16:50:05 +000016#include "llvm/Transforms/Scalar.h"
Owen Anderson4698c5d2010-10-07 17:55:47 +000017#include "llvm-c/Initialization.h"
Chandler Carruthed0881b2012-12-03 16:50:05 +000018#include "llvm-c/Transforms/Scalar.h"
Chandler Carruth17e0bc32015-08-06 07:33:15 +000019#include "llvm/Analysis/BasicAliasAnalysis.h"
Rafael Espindola6aafb642011-04-13 15:44:58 +000020#include "llvm/Analysis/Passes.h"
Chandler Carruth42ff4482015-08-14 02:55:50 +000021#include "llvm/Analysis/ScopedNoAliasAA.h"
Chandler Carruth1db22822015-08-14 03:33:48 +000022#include "llvm/Analysis/TypeBasedAliasAnalysis.h"
Chandler Carruth9fb823b2013-01-02 11:36:10 +000023#include "llvm/IR/DataLayout.h"
Chandler Carruth6bda14b2017-06-06 11:49:48 +000024#include "llvm/IR/LegacyPassManager.h"
Chandler Carruth5ad5f152014-01-13 09:26:24 +000025#include "llvm/IR/Verifier.h"
Chandler Carruthed0881b2012-12-03 16:50:05 +000026#include "llvm/InitializePasses.h"
Chandler Carruth6bda14b2017-06-06 11:49:48 +000027#include "llvm/Transforms/Scalar/GVN.h"
28#include "llvm/Transforms/Scalar/SimpleLoopUnswitch.h"
Gordon Henriksen82a0e742008-03-16 16:32:40 +000029
30using namespace llvm;
31
Nadav Rotem465834c2012-07-24 10:51:42 +000032/// initializeScalarOptsPasses - Initialize all passes linked into the
Owen Anderson4698c5d2010-10-07 17:55:47 +000033/// ScalarOpts library.
34void llvm::initializeScalarOpts(PassRegistry &Registry) {
Justin Bogner19b67992015-10-30 23:13:18 +000035 initializeADCELegacyPassPass(Registry);
Davide Italiano655a1452016-05-25 01:57:04 +000036 initializeBDCELegacyPassPass(Registry);
Hal Finkeld67e4632014-09-07 20:05:11 +000037 initializeAlignmentFromAssumptionsPass(Registry);
Jun Bum Lim0c990072017-11-03 20:41:16 +000038 initializeCallSiteSplittingLegacyPassPass(Registry);
Michael Kuperstein071d8302016-07-02 00:16:47 +000039 initializeConstantHoistingLegacyPassPass(Registry);
Owen Anderson4698c5d2010-10-07 17:55:47 +000040 initializeConstantPropagationPass(Registry);
41 initializeCorrelatedValuePropagationPass(Registry);
Justin Bogner395c2122016-04-22 19:40:41 +000042 initializeDCELegacyPassPass(Registry);
Owen Anderson4698c5d2010-10-07 17:55:47 +000043 initializeDeadInstEliminationPass(Registry);
Sanjay Patel6fd43912017-09-09 13:38:18 +000044 initializeDivRemPairsLegacyPassPass(Registry);
Richard Sandiford8ee1b772013-11-22 16:58:05 +000045 initializeScalarizerPass(Registry);
Justin Bogner594e07b2016-05-17 21:38:13 +000046 initializeDSELegacyPassPass(Registry);
Sanjoy Das083f3892016-05-18 22:55:34 +000047 initializeGuardWideningLegacyPassPass(Registry);
Philip Reames9258e9d2018-04-27 17:29:10 +000048 initializeLoopGuardWideningLegacyPassPass(Registry);
Chandler Carruth89c45a12016-03-11 08:50:55 +000049 initializeGVNLegacyPassPass(Registry);
Daniel Berlin64e68992017-03-12 04:46:45 +000050 initializeNewGVNLegacyPassPass(Registry);
Chandler Carruthd649c0a2015-01-27 01:34:14 +000051 initializeEarlyCSELegacyPassPass(Registry);
Geoff Berry8d846052016-08-31 19:24:10 +000052 initializeEarlyCSEMemSSALegacyPassPass(Registry);
Sebastian Pop41774802016-07-15 13:45:20 +000053 initializeGVNHoistLegacyPassPass(Registry);
James Molloya9290632017-05-25 12:51:11 +000054 initializeGVNSinkLegacyPassPass(Registry);
Jan Vesely5a956d42014-08-13 20:31:52 +000055 initializeFlattenCFGPassPass(Registry);
Fedor Sergeev194a4072018-03-15 11:01:19 +000056 initializeIRCELegacyPassPass(Registry);
Sanjoy Das496f2742016-05-29 21:42:00 +000057 initializeIndVarSimplifyLegacyPassPass(Registry);
Matt Arsenault850657a2017-01-31 01:10:58 +000058 initializeInferAddressSpacesPass(Registry);
Owen Anderson4698c5d2010-10-07 17:55:47 +000059 initializeJumpThreadingPass(Registry);
Dehao Chen9cba1f42016-07-12 22:37:48 +000060 initializeLegacyLICMPassPass(Registry);
Dehao Chenb94c09ba2016-10-27 16:30:08 +000061 initializeLegacyLoopSinkPassPass(Registry);
Teresa Johnson1eca6bc2016-08-13 04:11:27 +000062 initializeLoopDataPrefetchLegacyPassPass(Registry);
Jun Bum Limc837af32016-07-14 18:28:29 +000063 initializeLoopDeletionLegacyPassPass(Registry);
Xinliang David Li7853c1d2016-07-08 20:55:26 +000064 initializeLoopAccessLegacyAnalysisPass(Registry);
Chandler Carruthe6c30fd2018-05-25 01:32:36 +000065 initializeLoopInstSimplifyLegacyPassPass(Registry);
Karthik Bhat88db86d2015-03-06 10:11:25 +000066 initializeLoopInterchangePass(Registry);
Artur Pilipenko8fb3d572017-01-25 16:00:44 +000067 initializeLoopPredicationLegacyPassPass(Registry);
Justin Bognerd0d23412016-05-03 22:02:31 +000068 initializeLoopRotateLegacyPassPass(Registry);
Owen Anderson4698c5d2010-10-07 17:55:47 +000069 initializeLoopStrengthReducePass(Registry);
Hal Finkelbf45efd2013-11-16 23:59:05 +000070 initializeLoopRerollPass(Registry);
Owen Anderson4698c5d2010-10-07 17:55:47 +000071 initializeLoopUnrollPass(Registry);
72 initializeLoopUnswitchPass(Registry);
Ashutosh Nemadf6763a2016-02-06 07:47:48 +000073 initializeLoopVersioningLICMPass(Registry);
Dehao Chenb9f8e292016-07-12 18:45:51 +000074 initializeLoopIdiomRecognizeLegacyPassPass(Registry);
Davide Italiano99223442016-05-13 22:52:35 +000075 initializeLowerAtomicLegacyPassPass(Registry);
Jakub Staszak3f158fd2011-07-06 18:22:43 +000076 initializeLowerExpectIntrinsicPass(Registry);
Michael Kupersteine45d4d92016-07-28 22:08:41 +000077 initializeLowerGuardIntrinsicLegacyPassPass(Registry);
Sean Silva6347df02016-06-14 02:44:55 +000078 initializeMemCpyOptLegacyPassPass(Registry);
Clement Courbet65130e22017-09-01 10:56:34 +000079 initializeMergeICmpsPass(Registry);
Davide Italianob49aa5c2016-06-17 19:10:09 +000080 initializeMergedLoadStoreMotionLegacyPassPass(Registry);
Wei Mi1cf58f82016-07-21 22:28:52 +000081 initializeNaryReassociateLegacyPassPass(Registry);
Davide Italiano1021c682016-05-25 23:38:53 +000082 initializePartiallyInlineLibCallsLegacyPassPass(Registry);
Justin Bognerc2bf63d2016-04-26 23:39:29 +000083 initializeReassociateLegacyPassPass(Registry);
Owen Anderson4698c5d2010-10-07 17:55:47 +000084 initializeRegToMemPass(Registry);
Fedor Sergeev4b86d792017-12-15 09:32:11 +000085 initializeRewriteStatepointsForGCLegacyPassPass(Registry);
Davide Italiano98f7e0e2016-05-18 15:18:25 +000086 initializeSCCPLegacyPassPass(Registry);
Chandler Carruth29a18a42015-09-12 09:09:14 +000087 initializeSROALegacyPassPass(Registry);
Tom Stellardaa664d92013-08-06 02:43:45 +000088 initializeCFGSimplifyPassPass(Registry);
Matt Arsenaultd46fce12013-06-19 20:18:24 +000089 initializeStructurizeCFGPass(Registry);
Chandler Carruth1353f9a2017-04-27 18:45:20 +000090 initializeSimpleLoopUnswitchLegacyPassPass(Registry);
Justin Bognerb9394902016-04-22 19:54:10 +000091 initializeSinkingLegacyPassPass(Registry);
Owen Anderson4698c5d2010-10-07 17:55:47 +000092 initializeTailCallElimPass(Registry);
Eli Benderskya108a652014-05-01 18:38:36 +000093 initializeSeparateConstOffsetFromGEPPass(Registry);
Michael Kupersteinc4061862016-08-01 21:48:33 +000094 initializeSpeculativeExecutionLegacyPassPass(Registry);
Jingyue Wud7966ff2015-02-03 19:37:06 +000095 initializeStraightLineStrengthReducePass(Registry);
Philip Reames47cc6732015-02-04 00:37:33 +000096 initializePlaceBackedgeSafepointsImplPass(Registry);
97 initializePlaceSafepointsPass(Registry);
Michael Kuperstein83b753d2016-06-24 23:32:02 +000098 initializeFloat2IntLegacyPassPass(Registry);
Adam Nemetb2593f72016-07-18 16:29:27 +000099 initializeLoopDistributeLegacyPass(Registry);
Adam Nemete54a4fa2015-11-03 23:50:08 +0000100 initializeLoopLoadEliminationPass(Registry);
Justin Bognerab6a5132016-05-03 21:47:32 +0000101 initializeLoopSimplifyCFGLegacyPassPass(Registry);
Adam Nemetd52ed842016-02-03 00:06:10 +0000102 initializeLoopVersioningPassPass(Registry);
Hans Wennborge1ecd612017-11-14 21:09:45 +0000103 initializeEntryExitInstrumenterPass(Registry);
104 initializePostInlineEntryExitInstrumenterPass(Registry);
Owen Anderson4698c5d2010-10-07 17:55:47 +0000105}
106
David Blaikieeb8cc042018-03-28 18:03:25 +0000107void LLVMAddLoopSimplifyCFGPass(LLVMPassManagerRef PM) {
108 unwrap(PM)->add(createLoopSimplifyCFGPass());
109}
110
Owen Anderson4698c5d2010-10-07 17:55:47 +0000111void LLVMInitializeScalarOpts(LLVMPassRegistryRef R) {
112 initializeScalarOpts(*unwrap(R));
113}
114
Chris Lattnere48f8972009-03-06 16:52:18 +0000115void LLVMAddAggressiveDCEPass(LLVMPassManagerRef PM) {
116 unwrap(PM)->add(createAggressiveDCEPass());
Gordon Henriksen82a0e742008-03-16 16:32:40 +0000117}
118
Hal Finkel2bb61ba2015-02-17 01:36:59 +0000119void LLVMAddBitTrackingDCEPass(LLVMPassManagerRef PM) {
120 unwrap(PM)->add(createBitTrackingDCEPass());
121}
122
Hal Finkeld67e4632014-09-07 20:05:11 +0000123void LLVMAddAlignmentFromAssumptionsPass(LLVMPassManagerRef PM) {
124 unwrap(PM)->add(createAlignmentFromAssumptionsPass());
125}
126
Chris Lattnere48f8972009-03-06 16:52:18 +0000127void LLVMAddCFGSimplificationPass(LLVMPassManagerRef PM) {
Sanjay Patelb0491732017-10-28 18:43:07 +0000128 unwrap(PM)->add(createCFGSimplificationPass(1, false, false, true));
Joerg Sonnenbergerfa736742017-03-26 06:44:08 +0000129}
130
Chris Lattnere48f8972009-03-06 16:52:18 +0000131void LLVMAddDeadStoreEliminationPass(LLVMPassManagerRef PM) {
132 unwrap(PM)->add(createDeadStoreEliminationPass());
Gordon Henriksen82a0e742008-03-16 16:32:40 +0000133}
134
Richard Sandiford8ee1b772013-11-22 16:58:05 +0000135void LLVMAddScalarizerPass(LLVMPassManagerRef PM) {
136 unwrap(PM)->add(createScalarizerPass());
137}
138
Gordon Henriksen82a0e742008-03-16 16:32:40 +0000139void LLVMAddGVNPass(LLVMPassManagerRef PM) {
140 unwrap(PM)->add(createGVNPass());
141}
142
Davide Italiano7e274e02016-12-22 16:03:48 +0000143void LLVMAddNewGVNPass(LLVMPassManagerRef PM) {
144 unwrap(PM)->add(createNewGVNPass());
145}
146
Gerolf Hoflehnerf27ae6c2014-07-18 19:13:09 +0000147void LLVMAddMergedLoadStoreMotionPass(LLVMPassManagerRef PM) {
148 unwrap(PM)->add(createMergedLoadStoreMotionPass());
149}
150
Chris Lattnere48f8972009-03-06 16:52:18 +0000151void LLVMAddIndVarSimplifyPass(LLVMPassManagerRef PM) {
152 unwrap(PM)->add(createIndVarSimplifyPass());
153}
154
Chris Lattnere48f8972009-03-06 16:52:18 +0000155void LLVMAddJumpThreadingPass(LLVMPassManagerRef PM) {
156 unwrap(PM)->add(createJumpThreadingPass());
157}
158
Dehao Chenb94c09ba2016-10-27 16:30:08 +0000159void LLVMAddLoopSinkPass(LLVMPassManagerRef PM) {
160 unwrap(PM)->add(createLoopSinkPass());
161}
162
Chris Lattnere48f8972009-03-06 16:52:18 +0000163void LLVMAddLICMPass(LLVMPassManagerRef PM) {
164 unwrap(PM)->add(createLICMPass());
165}
166
167void LLVMAddLoopDeletionPass(LLVMPassManagerRef PM) {
168 unwrap(PM)->add(createLoopDeletionPass());
169}
170
Rafael Espindolae4e4e372011-04-07 18:20:46 +0000171void LLVMAddLoopIdiomPass(LLVMPassManagerRef PM) {
172 unwrap(PM)->add(createLoopIdiomPass());
173}
174
Chris Lattnere48f8972009-03-06 16:52:18 +0000175void LLVMAddLoopRotatePass(LLVMPassManagerRef PM) {
176 unwrap(PM)->add(createLoopRotatePass());
177}
178
Hal Finkelbf45efd2013-11-16 23:59:05 +0000179void LLVMAddLoopRerollPass(LLVMPassManagerRef PM) {
180 unwrap(PM)->add(createLoopRerollPass());
181}
182
Chris Lattnere48f8972009-03-06 16:52:18 +0000183void LLVMAddLoopUnrollPass(LLVMPassManagerRef PM) {
184 unwrap(PM)->add(createLoopUnrollPass());
185}
186
187void LLVMAddLoopUnswitchPass(LLVMPassManagerRef PM) {
188 unwrap(PM)->add(createLoopUnswitchPass());
189}
190
191void LLVMAddMemCpyOptPass(LLVMPassManagerRef PM) {
192 unwrap(PM)->add(createMemCpyOptPass());
193}
194
Richard Sandiford37cd6cf2013-08-23 10:27:02 +0000195void LLVMAddPartiallyInlineLibCallsPass(LLVMPassManagerRef PM) {
196 unwrap(PM)->add(createPartiallyInlineLibCallsPass());
197}
198
Chris Lattnere48f8972009-03-06 16:52:18 +0000199void LLVMAddReassociatePass(LLVMPassManagerRef PM) {
200 unwrap(PM)->add(createReassociatePass());
201}
202
203void LLVMAddSCCPPass(LLVMPassManagerRef PM) {
204 unwrap(PM)->add(createSCCPPass());
205}
206
207void LLVMAddScalarReplAggregatesPass(LLVMPassManagerRef PM) {
David Majnemercbf614a2016-06-15 00:19:09 +0000208 unwrap(PM)->add(createSROAPass());
Chris Lattnere48f8972009-03-06 16:52:18 +0000209}
210
Rafael Espindolae4e4e372011-04-07 18:20:46 +0000211void LLVMAddScalarReplAggregatesPassSSA(LLVMPassManagerRef PM) {
David Majnemercbf614a2016-06-15 00:19:09 +0000212 unwrap(PM)->add(createSROAPass());
Rafael Espindolae4e4e372011-04-07 18:20:46 +0000213}
214
Nate Begeman5daa2352010-03-11 23:06:07 +0000215void LLVMAddScalarReplAggregatesPassWithThreshold(LLVMPassManagerRef PM,
216 int Threshold) {
David Majnemercbf614a2016-06-15 00:19:09 +0000217 unwrap(PM)->add(createSROAPass());
Nate Begeman5daa2352010-03-11 23:06:07 +0000218}
219
Chris Lattnere48f8972009-03-06 16:52:18 +0000220void LLVMAddSimplifyLibCallsPass(LLVMPassManagerRef PM) {
Meador Ingedfb08a22013-06-20 19:48:07 +0000221 // NOTE: The simplify-libcalls pass has been removed.
Chris Lattnere48f8972009-03-06 16:52:18 +0000222}
223
224void LLVMAddTailCallEliminationPass(LLVMPassManagerRef PM) {
225 unwrap(PM)->add(createTailCallEliminationPass());
226}
227
228void LLVMAddConstantPropagationPass(LLVMPassManagerRef PM) {
229 unwrap(PM)->add(createConstantPropagationPass());
230}
231
232void LLVMAddDemoteMemoryToRegisterPass(LLVMPassManagerRef PM) {
233 unwrap(PM)->add(createDemoteRegisterToMemoryPass());
Gordon Henriksen82a0e742008-03-16 16:32:40 +0000234}
Nate Begeman5daa2352010-03-11 23:06:07 +0000235
236void LLVMAddVerifierPass(LLVMPassManagerRef PM) {
237 unwrap(PM)->add(createVerifierPass());
238}
Rafael Espindolae4e4e372011-04-07 18:20:46 +0000239
240void LLVMAddCorrelatedValuePropagationPass(LLVMPassManagerRef PM) {
241 unwrap(PM)->add(createCorrelatedValuePropagationPass());
242}
243
Geoff Berryfcb186c2016-09-01 15:07:46 +0000244void LLVMAddEarlyCSEPass(LLVMPassManagerRef PM) {
245 unwrap(PM)->add(createEarlyCSEPass(false/*=UseMemorySSA*/));
246}
247
248void LLVMAddEarlyCSEMemSSAPass(LLVMPassManagerRef PM) {
249 unwrap(PM)->add(createEarlyCSEPass(true/*=UseMemorySSA*/));
Rafael Espindolae4e4e372011-04-07 18:20:46 +0000250}
Rafael Espindola6aafb642011-04-13 15:44:58 +0000251
Sebastian Pop41774802016-07-15 13:45:20 +0000252void LLVMAddGVNHoistLegacyPass(LLVMPassManagerRef PM) {
253 unwrap(PM)->add(createGVNHoistPass());
254}
255
Rafael Espindola6aafb642011-04-13 15:44:58 +0000256void LLVMAddTypeBasedAliasAnalysisPass(LLVMPassManagerRef PM) {
Chandler Carruth7b560d42015-09-09 17:55:00 +0000257 unwrap(PM)->add(createTypeBasedAAWrapperPass());
Rafael Espindola6aafb642011-04-13 15:44:58 +0000258}
259
Hal Finkel94146652014-07-24 14:25:39 +0000260void LLVMAddScopedNoAliasAAPass(LLVMPassManagerRef PM) {
Chandler Carruth7b560d42015-09-09 17:55:00 +0000261 unwrap(PM)->add(createScopedNoAliasAAWrapperPass());
Hal Finkel94146652014-07-24 14:25:39 +0000262}
263
Rafael Espindola6aafb642011-04-13 15:44:58 +0000264void LLVMAddBasicAliasAnalysisPass(LLVMPassManagerRef PM) {
Chandler Carruth7b560d42015-09-09 17:55:00 +0000265 unwrap(PM)->add(createBasicAAWrapperPass());
Rafael Espindola6aafb642011-04-13 15:44:58 +0000266}
Rafael Espindola72813952011-07-25 20:57:59 +0000267
268void LLVMAddLowerExpectIntrinsicPass(LLVMPassManagerRef PM) {
269 unwrap(PM)->add(createLowerExpectIntrinsicPass());
270}