1 //===-- 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 //
10 // This file implements common infrastructure for libLLVMScalarOpts.a, which
11 // implements several scalar transformations over the LLVM intermediate
12 // representation, including the C bindings for that library.
13 //
14 //===----------------------------------------------------------------------===//
15 
16 #include "llvm/Transforms/Scalar.h"
17 #include "llvm-c/Initialization.h"
18 #include "llvm-c/Transforms/Scalar.h"
19 #include "llvm/Analysis/Passes.h"
20 #include "llvm/IR/DataLayout.h"
21 #include "llvm/IR/Verifier.h"
22 #include "llvm/InitializePasses.h"
23 #include "llvm/PassManager.h"
24 
25 using namespace llvm;
26 
27 /// initializeScalarOptsPasses - Initialize all passes linked into the
28 /// ScalarOpts library.
29 void llvm::initializeScalarOpts(PassRegistry &Registry) {
30   initializeADCEPass(Registry);
31   initializeSampleProfileLoaderPass(Registry);
32   initializeConstantHoistingPass(Registry);
33   initializeConstantPropagationPass(Registry);
34   initializeCorrelatedValuePropagationPass(Registry);
35   initializeDCEPass(Registry);
36   initializeDeadInstEliminationPass(Registry);
37   initializeScalarizerPass(Registry);
38   initializeDSEPass(Registry);
39   initializeGVNPass(Registry);
40   initializeEarlyCSEPass(Registry);
41   initializeIndVarSimplifyPass(Registry);
42   initializeJumpThreadingPass(Registry);
43   initializeLICMPass(Registry);
44   initializeLoopDeletionPass(Registry);
45   initializeLoopInstSimplifyPass(Registry);
46   initializeLoopRotatePass(Registry);
47   initializeLoopStrengthReducePass(Registry);
48   initializeLoopRerollPass(Registry);
49   initializeLoopUnrollPass(Registry);
50   initializeLoopUnswitchPass(Registry);
51   initializeLoopIdiomRecognizePass(Registry);
52   initializeLowerAtomicPass(Registry);
53   initializeLowerExpectIntrinsicPass(Registry);
54   initializeMemCpyOptPass(Registry);
55   initializeMergedLoadStoreMotionPass(Registry);
56   initializePartiallyInlineLibCallsPass(Registry);
57   initializeReassociatePass(Registry);
58   initializeRegToMemPass(Registry);
59   initializeSCCPPass(Registry);
60   initializeIPSCCPPass(Registry);
61   initializeSROAPass(Registry);
62   initializeSROA_DTPass(Registry);
63   initializeSROA_SSAUpPass(Registry);
64   initializeCFGSimplifyPassPass(Registry);
65   initializeStructurizeCFGPass(Registry);
66   initializeSinkingPass(Registry);
67   initializeTailCallElimPass(Registry);
68   initializeSeparateConstOffsetFromGEPPass(Registry);
69   initializeLoadCombinePass(Registry);
70 }
71 
72 void LLVMInitializeScalarOpts(LLVMPassRegistryRef R) {
73   initializeScalarOpts(*unwrap(R));
74 }
75 
76 void LLVMAddAggressiveDCEPass(LLVMPassManagerRef PM) {
77   unwrap(PM)->add(createAggressiveDCEPass());
78 }
79 
80 void LLVMAddCFGSimplificationPass(LLVMPassManagerRef PM) {
81   unwrap(PM)->add(createCFGSimplificationPass());
82 }
83 
84 void LLVMAddDeadStoreEliminationPass(LLVMPassManagerRef PM) {
85   unwrap(PM)->add(createDeadStoreEliminationPass());
86 }
87 
88 void LLVMAddScalarizerPass(LLVMPassManagerRef PM) {
89   unwrap(PM)->add(createScalarizerPass());
90 }
91 
92 void LLVMAddGVNPass(LLVMPassManagerRef PM) {
93   unwrap(PM)->add(createGVNPass());
94 }
95 
96 void LLVMAddMergedLoadStoreMotionPass(LLVMPassManagerRef PM) {
97   unwrap(PM)->add(createMergedLoadStoreMotionPass());
98 }
99 
100 void LLVMAddIndVarSimplifyPass(LLVMPassManagerRef PM) {
101   unwrap(PM)->add(createIndVarSimplifyPass());
102 }
103 
104 void LLVMAddInstructionCombiningPass(LLVMPassManagerRef PM) {
105   unwrap(PM)->add(createInstructionCombiningPass());
106 }
107 
108 void LLVMAddJumpThreadingPass(LLVMPassManagerRef PM) {
109   unwrap(PM)->add(createJumpThreadingPass());
110 }
111 
112 void LLVMAddLICMPass(LLVMPassManagerRef PM) {
113   unwrap(PM)->add(createLICMPass());
114 }
115 
116 void LLVMAddLoopDeletionPass(LLVMPassManagerRef PM) {
117   unwrap(PM)->add(createLoopDeletionPass());
118 }
119 
120 void LLVMAddLoopIdiomPass(LLVMPassManagerRef PM) {
121   unwrap(PM)->add(createLoopIdiomPass());
122 }
123 
124 void LLVMAddLoopRotatePass(LLVMPassManagerRef PM) {
125   unwrap(PM)->add(createLoopRotatePass());
126 }
127 
128 void LLVMAddLoopRerollPass(LLVMPassManagerRef PM) {
129   unwrap(PM)->add(createLoopRerollPass());
130 }
131 
132 void LLVMAddLoopUnrollPass(LLVMPassManagerRef PM) {
133   unwrap(PM)->add(createLoopUnrollPass());
134 }
135 
136 void LLVMAddLoopUnswitchPass(LLVMPassManagerRef PM) {
137   unwrap(PM)->add(createLoopUnswitchPass());
138 }
139 
140 void LLVMAddMemCpyOptPass(LLVMPassManagerRef PM) {
141   unwrap(PM)->add(createMemCpyOptPass());
142 }
143 
144 void LLVMAddPartiallyInlineLibCallsPass(LLVMPassManagerRef PM) {
145   unwrap(PM)->add(createPartiallyInlineLibCallsPass());
146 }
147 
148 void LLVMAddPromoteMemoryToRegisterPass(LLVMPassManagerRef PM) {
149   unwrap(PM)->add(createPromoteMemoryToRegisterPass());
150 }
151 
152 void LLVMAddReassociatePass(LLVMPassManagerRef PM) {
153   unwrap(PM)->add(createReassociatePass());
154 }
155 
156 void LLVMAddSCCPPass(LLVMPassManagerRef PM) {
157   unwrap(PM)->add(createSCCPPass());
158 }
159 
160 void LLVMAddScalarReplAggregatesPass(LLVMPassManagerRef PM) {
161   unwrap(PM)->add(createScalarReplAggregatesPass());
162 }
163 
164 void LLVMAddScalarReplAggregatesPassSSA(LLVMPassManagerRef PM) {
165   unwrap(PM)->add(createScalarReplAggregatesPass(-1, false));
166 }
167 
168 void LLVMAddScalarReplAggregatesPassWithThreshold(LLVMPassManagerRef PM,
169                                                   int Threshold) {
170   unwrap(PM)->add(createScalarReplAggregatesPass(Threshold));
171 }
172 
173 void LLVMAddSimplifyLibCallsPass(LLVMPassManagerRef PM) {
174   // NOTE: The simplify-libcalls pass has been removed.
175 }
176 
177 void LLVMAddTailCallEliminationPass(LLVMPassManagerRef PM) {
178   unwrap(PM)->add(createTailCallEliminationPass());
179 }
180 
181 void LLVMAddConstantPropagationPass(LLVMPassManagerRef PM) {
182   unwrap(PM)->add(createConstantPropagationPass());
183 }
184 
185 void LLVMAddDemoteMemoryToRegisterPass(LLVMPassManagerRef PM) {
186   unwrap(PM)->add(createDemoteRegisterToMemoryPass());
187 }
188 
189 void LLVMAddVerifierPass(LLVMPassManagerRef PM) {
190   unwrap(PM)->add(createVerifierPass());
191   // FIXME: should this also add createDebugInfoVerifierPass()?
192 }
193 
194 void LLVMAddCorrelatedValuePropagationPass(LLVMPassManagerRef PM) {
195   unwrap(PM)->add(createCorrelatedValuePropagationPass());
196 }
197 
198 void LLVMAddEarlyCSEPass(LLVMPassManagerRef PM) {
199   unwrap(PM)->add(createEarlyCSEPass());
200 }
201 
202 void LLVMAddTypeBasedAliasAnalysisPass(LLVMPassManagerRef PM) {
203   unwrap(PM)->add(createTypeBasedAliasAnalysisPass());
204 }
205 
206 void LLVMAddBasicAliasAnalysisPass(LLVMPassManagerRef PM) {
207   unwrap(PM)->add(createBasicAliasAnalysisPass());
208 }
209 
210 void LLVMAddLowerExpectIntrinsicPass(LLVMPassManagerRef PM) {
211   unwrap(PM)->add(createLowerExpectIntrinsicPass());
212 }
213