Mercurial > projects > ldc
annotate gen/passes/StripMetaData.cpp @ 1559:06d5cc873350
getTrue/getFalse were moved back to ConstantInt
Requires LLVM >= r77685
author | Benjamin Kramer <benny.kra@gmail.com> |
---|---|
date | Fri, 31 Jul 2009 19:11:07 +0200 |
parents | 3adcb70700cb |
children |
rev | line source |
---|---|
1558
3adcb70700cb
Added back option to disable metadata generation and users. Set USE_METADATA to OFF in ccmake.
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1553
diff
changeset
|
1 #if USE_METADATA |
3adcb70700cb
Added back option to disable metadata generation and users. Set USE_METADATA to OFF in ccmake.
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1553
diff
changeset
|
2 |
1287
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
3 //===- StripMetaData - Strips D-specific metadata -------------------------===// |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
4 // |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
5 // The LLVM D Compiler |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
6 // |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
7 // This file is distributed under the University of Illinois Open Source |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
8 // License. See LICENSE.TXT for details. |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
9 // |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
10 //===----------------------------------------------------------------------===// |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
11 // |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
12 // There's an issue with the new LLVM metadata support; an assertion fires when |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
13 // trying to generate asm for metadata globals. |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
14 // |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
15 // This pass is a workaround; it deletes the metadata LDC generates so the code |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
16 // generator doesn't see it. |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
17 // Obviously, this should only run after all passes that make use of that |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
18 // metadata or they won't work. |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
19 // |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
20 //===----------------------------------------------------------------------===// |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
21 |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
22 #include "gen/metadata.h" |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
23 |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
24 #define DEBUG_TYPE "strip-metadata" |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
25 |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
26 #include "Passes.h" |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
27 |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
28 #include "llvm/Pass.h" |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
29 #include "llvm/Module.h" |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
30 #include "llvm/ADT/Statistic.h" |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
31 #include "llvm/Support/Compiler.h" |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
32 #include "llvm/Support/Debug.h" |
1551
ed0feda76820
DOUT is deprecated, use DEBUG(errs()) instead
Benjamin Kramer <benny.kra@gmail.com>
parents:
1533
diff
changeset
|
33 #include "llvm/Support/raw_ostream.h" |
1287
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
34 using namespace llvm; |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
35 |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
36 STATISTIC(NumDeleted, "Number of metadata globals deleted"); |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
37 |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
38 //===----------------------------------------------------------------------===// |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
39 // StripMetaData Pass Implementation |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
40 //===----------------------------------------------------------------------===// |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
41 |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
42 namespace { |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
43 /// This pass optimizes library functions from the D runtime as used by LDC. |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
44 /// |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
45 class VISIBILITY_HIDDEN StripMetaData : public ModulePass { |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
46 public: |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
47 static char ID; // Pass identification |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
48 StripMetaData() : ModulePass(&ID) {} |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
49 |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
50 bool runOnModule(Module &M); |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
51 }; |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
52 char StripMetaData::ID = 0; |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
53 } // end anonymous namespace. |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
54 |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
55 static RegisterPass<StripMetaData> |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
56 X("strip-metadata", "Delete D-specific metadata"); |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
57 |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
58 // Public interface to the pass. |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
59 ModulePass *createStripMetaData() { |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
60 return new StripMetaData(); |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
61 } |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
62 |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
63 /// runOnFunction - Top level algorithm. |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
64 /// |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
65 bool StripMetaData::runOnModule(Module &M) { |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
66 bool Changed = false; |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
67 for (Module::global_iterator I = M.global_begin(), E = M.global_end(); I != E;) { |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
68 GlobalVariable* G = I++; |
1553
f55ca8a1598c
Value::getNameStart and Value::getNameLength were removed
Benjamin Kramer <benny.kra@gmail.com>
parents:
1551
diff
changeset
|
69 if (G->getName().startswith("llvm.ldc.")) { |
1287
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
70 assert(G->hasInitializer() && isa<MDNode>(G->getInitializer()) |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
71 && "Not a metadata global?"); |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
72 Changed = true; |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
73 NumDeleted++; |
1551
ed0feda76820
DOUT is deprecated, use DEBUG(errs()) instead
Benjamin Kramer <benny.kra@gmail.com>
parents:
1533
diff
changeset
|
74 DEBUG(errs() << "Deleting " << *G << '\n'); |
1287
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
75 G->eraseFromParent(); |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
76 } |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
77 } |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
78 return Changed; |
6c8af78364f5
There's an issue with LLVM metadata support; it triggers an assert when trying
Frits van Bommel <fvbommel wxs.nl>
parents:
diff
changeset
|
79 } |
1558
3adcb70700cb
Added back option to disable metadata generation and users. Set USE_METADATA to OFF in ccmake.
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1553
diff
changeset
|
80 |
3adcb70700cb
Added back option to disable metadata generation and users. Set USE_METADATA to OFF in ccmake.
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1553
diff
changeset
|
81 #endif // USE_METADATA |