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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);
Chandler Carruth89c45a12016-03-11 08:50:55 +000048 initializeGVNLegacyPassPass(Registry);
Daniel Berlin64e68992017-03-12 04:46:45 +000049 initializeNewGVNLegacyPassPass(Registry);
Chandler Carruthd649c0a2015-01-27 01:34:14 +000050 initializeEarlyCSELegacyPassPass(Registry);
Geoff Berry8d846052016-08-31 19:24:10 +000051 initializeEarlyCSEMemSSALegacyPassPass(Registry);
Sebastian Pop41774802016-07-15 13:45:20 +000052 initializeGVNHoistLegacyPassPass(Registry);
James Molloya9290632017-05-25 12:51:11 +000053 initializeGVNSinkLegacyPassPass(Registry);
Jan Vesely5a956d42014-08-13 20:31:52 +000054 initializeFlattenCFGPassPass(Registry);
Sanjoy Dasa1837a32015-01-16 01:03:22 +000055 initializeInductiveRangeCheckEliminationPass(Registry);
Sanjoy Das496f2742016-05-29 21:42:00 +000056 initializeIndVarSimplifyLegacyPassPass(Registry);
Matt Arsenault850657a2017-01-31 01:10:58 +000057 initializeInferAddressSpacesPass(Registry);
Owen Anderson4698c5d2010-10-07 17:55:47 +000058 initializeJumpThreadingPass(Registry);
Dehao Chen9cba1f42016-07-12 22:37:48 +000059 initializeLegacyLICMPassPass(Registry);
Dehao Chenb94c09ba2016-10-27 16:30:08 +000060 initializeLegacyLoopSinkPassPass(Registry);
Teresa Johnson1eca6bc2016-08-13 04:11:27 +000061 initializeLoopDataPrefetchLegacyPassPass(Registry);
Jun Bum Limc837af32016-07-14 18:28:29 +000062 initializeLoopDeletionLegacyPassPass(Registry);
Xinliang David Li7853c1d2016-07-08 20:55:26 +000063 initializeLoopAccessLegacyAnalysisPass(Registry);
Dehao Chendcafd5e2016-07-15 16:42:11 +000064 initializeLoopInstSimplifyLegacyPassPass(Registry);
Karthik Bhat88db86d2015-03-06 10:11:25 +000065 initializeLoopInterchangePass(Registry);
Artur Pilipenko8fb3d572017-01-25 16:00:44 +000066 initializeLoopPredicationLegacyPassPass(Registry);
Justin Bognerd0d23412016-05-03 22:02:31 +000067 initializeLoopRotateLegacyPassPass(Registry);
Owen Anderson4698c5d2010-10-07 17:55:47 +000068 initializeLoopStrengthReducePass(Registry);
Hal Finkelbf45efd2013-11-16 23:59:05 +000069 initializeLoopRerollPass(Registry);
Owen Anderson4698c5d2010-10-07 17:55:47 +000070 initializeLoopUnrollPass(Registry);
71 initializeLoopUnswitchPass(Registry);
Ashutosh Nemadf6763a2016-02-06 07:47:48 +000072 initializeLoopVersioningLICMPass(Registry);
Dehao Chenb9f8e292016-07-12 18:45:51 +000073 initializeLoopIdiomRecognizeLegacyPassPass(Registry);
Davide Italiano99223442016-05-13 22:52:35 +000074 initializeLowerAtomicLegacyPassPass(Registry);
Jakub Staszak3f158fd2011-07-06 18:22:43 +000075 initializeLowerExpectIntrinsicPass(Registry);
Michael Kupersteine45d4d92016-07-28 22:08:41 +000076 initializeLowerGuardIntrinsicLegacyPassPass(Registry);
Sean Silva6347df02016-06-14 02:44:55 +000077 initializeMemCpyOptLegacyPassPass(Registry);
Clement Courbet65130e22017-09-01 10:56:34 +000078 initializeMergeICmpsPass(Registry);
Davide Italianob49aa5c2016-06-17 19:10:09 +000079 initializeMergedLoadStoreMotionLegacyPassPass(Registry);
Wei Mi1cf58f82016-07-21 22:28:52 +000080 initializeNaryReassociateLegacyPassPass(Registry);
Davide Italiano1021c682016-05-25 23:38:53 +000081 initializePartiallyInlineLibCallsLegacyPassPass(Registry);
Justin Bognerc2bf63d2016-04-26 23:39:29 +000082 initializeReassociateLegacyPassPass(Registry);
Owen Anderson4698c5d2010-10-07 17:55:47 +000083 initializeRegToMemPass(Registry);
Philip Reamesd16a9b12015-02-20 01:06:44 +000084 initializeRewriteStatepointsForGCPass(Registry);
Davide Italiano98f7e0e2016-05-18 15:18:25 +000085 initializeSCCPLegacyPassPass(Registry);
Davide Italianof54f2f02016-05-05 21:05:36 +000086 initializeIPSCCPLegacyPassPass(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);
Owen Anderson4698c5d2010-10-07 17:55:47 +0000103}
104
105void LLVMInitializeScalarOpts(LLVMPassRegistryRef R) {
106 initializeScalarOpts(*unwrap(R));
107}
108
Chris Lattnere48f8972009-03-06 16:52:18 +0000109void LLVMAddAggressiveDCEPass(LLVMPassManagerRef PM) {
110 unwrap(PM)->add(createAggressiveDCEPass());
Gordon Henriksen82a0e742008-03-16 16:32:40 +0000111}
112
Hal Finkel2bb61ba2015-02-17 01:36:59 +0000113void LLVMAddBitTrackingDCEPass(LLVMPassManagerRef PM) {
114 unwrap(PM)->add(createBitTrackingDCEPass());
115}
116
Hal Finkeld67e4632014-09-07 20:05:11 +0000117void LLVMAddAlignmentFromAssumptionsPass(LLVMPassManagerRef PM) {
118 unwrap(PM)->add(createAlignmentFromAssumptionsPass());
119}
120
Chris Lattnere48f8972009-03-06 16:52:18 +0000121void LLVMAddCFGSimplificationPass(LLVMPassManagerRef PM) {
Sanjay Patelb0491732017-10-28 18:43:07 +0000122 unwrap(PM)->add(createCFGSimplificationPass(1, false, false, true));
Joerg Sonnenbergerfa736742017-03-26 06:44:08 +0000123}
124
Chris Lattnere48f8972009-03-06 16:52:18 +0000125void LLVMAddDeadStoreEliminationPass(LLVMPassManagerRef PM) {
126 unwrap(PM)->add(createDeadStoreEliminationPass());
Gordon Henriksen82a0e742008-03-16 16:32:40 +0000127}
128
Richard Sandiford8ee1b772013-11-22 16:58:05 +0000129void LLVMAddScalarizerPass(LLVMPassManagerRef PM) {
130 unwrap(PM)->add(createScalarizerPass());
131}
132
Gordon Henriksen82a0e742008-03-16 16:32:40 +0000133void LLVMAddGVNPass(LLVMPassManagerRef PM) {
134 unwrap(PM)->add(createGVNPass());
135}
136
Davide Italiano7e274e02016-12-22 16:03:48 +0000137void LLVMAddNewGVNPass(LLVMPassManagerRef PM) {
138 unwrap(PM)->add(createNewGVNPass());
139}
140
Gerolf Hoflehnerf27ae6c2014-07-18 19:13:09 +0000141void LLVMAddMergedLoadStoreMotionPass(LLVMPassManagerRef PM) {
142 unwrap(PM)->add(createMergedLoadStoreMotionPass());
143}
144
Chris Lattnere48f8972009-03-06 16:52:18 +0000145void LLVMAddIndVarSimplifyPass(LLVMPassManagerRef PM) {
146 unwrap(PM)->add(createIndVarSimplifyPass());
147}
148
149void LLVMAddInstructionCombiningPass(LLVMPassManagerRef PM) {
150 unwrap(PM)->add(createInstructionCombiningPass());
151}
152
153void LLVMAddJumpThreadingPass(LLVMPassManagerRef PM) {
154 unwrap(PM)->add(createJumpThreadingPass());
155}
156
Dehao Chenb94c09ba2016-10-27 16:30:08 +0000157void LLVMAddLoopSinkPass(LLVMPassManagerRef PM) {
158 unwrap(PM)->add(createLoopSinkPass());
159}
160
Chris Lattnere48f8972009-03-06 16:52:18 +0000161void LLVMAddLICMPass(LLVMPassManagerRef PM) {
162 unwrap(PM)->add(createLICMPass());
163}
164
165void LLVMAddLoopDeletionPass(LLVMPassManagerRef PM) {
166 unwrap(PM)->add(createLoopDeletionPass());
167}
168
Rafael Espindolae4e4e372011-04-07 18:20:46 +0000169void LLVMAddLoopIdiomPass(LLVMPassManagerRef PM) {
170 unwrap(PM)->add(createLoopIdiomPass());
171}
172
Chris Lattnere48f8972009-03-06 16:52:18 +0000173void LLVMAddLoopRotatePass(LLVMPassManagerRef PM) {
174 unwrap(PM)->add(createLoopRotatePass());
175}
176
Hal Finkelbf45efd2013-11-16 23:59:05 +0000177void LLVMAddLoopRerollPass(LLVMPassManagerRef PM) {
178 unwrap(PM)->add(createLoopRerollPass());
179}
180
Fiona Glaserb417d462016-01-29 22:35:36 +0000181void LLVMAddLoopSimplifyCFGPass(LLVMPassManagerRef PM) {
182 unwrap(PM)->add(createLoopSimplifyCFGPass());
183}
184
Chris Lattnere48f8972009-03-06 16:52:18 +0000185void LLVMAddLoopUnrollPass(LLVMPassManagerRef PM) {
186 unwrap(PM)->add(createLoopUnrollPass());
187}
188
189void LLVMAddLoopUnswitchPass(LLVMPassManagerRef PM) {
190 unwrap(PM)->add(createLoopUnswitchPass());
191}
192
193void LLVMAddMemCpyOptPass(LLVMPassManagerRef PM) {
194 unwrap(PM)->add(createMemCpyOptPass());
195}
196
Richard Sandiford37cd6cf2013-08-23 10:27:02 +0000197void LLVMAddPartiallyInlineLibCallsPass(LLVMPassManagerRef PM) {
198 unwrap(PM)->add(createPartiallyInlineLibCallsPass());
199}
200
Juergen Ributzka14ae6042014-09-11 21:32:32 +0000201void LLVMAddLowerSwitchPass(LLVMPassManagerRef PM) {
202 unwrap(PM)->add(createLowerSwitchPass());
203}
204
Chris Lattnere48f8972009-03-06 16:52:18 +0000205void LLVMAddPromoteMemoryToRegisterPass(LLVMPassManagerRef PM) {
206 unwrap(PM)->add(createPromoteMemoryToRegisterPass());
207}
208
209void LLVMAddReassociatePass(LLVMPassManagerRef PM) {
210 unwrap(PM)->add(createReassociatePass());
211}
212
213void LLVMAddSCCPPass(LLVMPassManagerRef PM) {
214 unwrap(PM)->add(createSCCPPass());
215}
216
217void LLVMAddScalarReplAggregatesPass(LLVMPassManagerRef PM) {
David Majnemercbf614a2016-06-15 00:19:09 +0000218 unwrap(PM)->add(createSROAPass());
Chris Lattnere48f8972009-03-06 16:52:18 +0000219}
220
Rafael Espindolae4e4e372011-04-07 18:20:46 +0000221void LLVMAddScalarReplAggregatesPassSSA(LLVMPassManagerRef PM) {
David Majnemercbf614a2016-06-15 00:19:09 +0000222 unwrap(PM)->add(createSROAPass());
Rafael Espindolae4e4e372011-04-07 18:20:46 +0000223}
224
Nate Begeman5daa2352010-03-11 23:06:07 +0000225void LLVMAddScalarReplAggregatesPassWithThreshold(LLVMPassManagerRef PM,
226 int Threshold) {
David Majnemercbf614a2016-06-15 00:19:09 +0000227 unwrap(PM)->add(createSROAPass());
Nate Begeman5daa2352010-03-11 23:06:07 +0000228}
229
Chris Lattnere48f8972009-03-06 16:52:18 +0000230void LLVMAddSimplifyLibCallsPass(LLVMPassManagerRef PM) {
Meador Ingedfb08a22013-06-20 19:48:07 +0000231 // NOTE: The simplify-libcalls pass has been removed.
Chris Lattnere48f8972009-03-06 16:52:18 +0000232}
233
234void LLVMAddTailCallEliminationPass(LLVMPassManagerRef PM) {
235 unwrap(PM)->add(createTailCallEliminationPass());
236}
237
238void LLVMAddConstantPropagationPass(LLVMPassManagerRef PM) {
239 unwrap(PM)->add(createConstantPropagationPass());
240}
241
242void LLVMAddDemoteMemoryToRegisterPass(LLVMPassManagerRef PM) {
243 unwrap(PM)->add(createDemoteRegisterToMemoryPass());
Gordon Henriksen82a0e742008-03-16 16:32:40 +0000244}
Nate Begeman5daa2352010-03-11 23:06:07 +0000245
246void LLVMAddVerifierPass(LLVMPassManagerRef PM) {
247 unwrap(PM)->add(createVerifierPass());
248}
Rafael Espindolae4e4e372011-04-07 18:20:46 +0000249
250void LLVMAddCorrelatedValuePropagationPass(LLVMPassManagerRef PM) {
251 unwrap(PM)->add(createCorrelatedValuePropagationPass());
252}
253
Geoff Berryfcb186c2016-09-01 15:07:46 +0000254void LLVMAddEarlyCSEPass(LLVMPassManagerRef PM) {
255 unwrap(PM)->add(createEarlyCSEPass(false/*=UseMemorySSA*/));
256}
257
258void LLVMAddEarlyCSEMemSSAPass(LLVMPassManagerRef PM) {
259 unwrap(PM)->add(createEarlyCSEPass(true/*=UseMemorySSA*/));
Rafael Espindolae4e4e372011-04-07 18:20:46 +0000260}
Rafael Espindola6aafb642011-04-13 15:44:58 +0000261
Sebastian Pop41774802016-07-15 13:45:20 +0000262void LLVMAddGVNHoistLegacyPass(LLVMPassManagerRef PM) {
263 unwrap(PM)->add(createGVNHoistPass());
264}
265
Rafael Espindola6aafb642011-04-13 15:44:58 +0000266void LLVMAddTypeBasedAliasAnalysisPass(LLVMPassManagerRef PM) {
Chandler Carruth7b560d42015-09-09 17:55:00 +0000267 unwrap(PM)->add(createTypeBasedAAWrapperPass());
Rafael Espindola6aafb642011-04-13 15:44:58 +0000268}
269
Hal Finkel94146652014-07-24 14:25:39 +0000270void LLVMAddScopedNoAliasAAPass(LLVMPassManagerRef PM) {
Chandler Carruth7b560d42015-09-09 17:55:00 +0000271 unwrap(PM)->add(createScopedNoAliasAAWrapperPass());
Hal Finkel94146652014-07-24 14:25:39 +0000272}
273
Rafael Espindola6aafb642011-04-13 15:44:58 +0000274void LLVMAddBasicAliasAnalysisPass(LLVMPassManagerRef PM) {
Chandler Carruth7b560d42015-09-09 17:55:00 +0000275 unwrap(PM)->add(createBasicAAWrapperPass());
Rafael Espindola6aafb642011-04-13 15:44:58 +0000276}
Rafael Espindola72813952011-07-25 20:57:59 +0000277
278void LLVMAddLowerExpectIntrinsicPass(LLVMPassManagerRef PM) {
279 unwrap(PM)->add(createLowerExpectIntrinsicPass());
280}