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[svn r129] Started AA literals. Fixed #15, passing -O will now invoke the optimizer before writing bitcode.
author lindquist
date Wed, 28 Nov 2007 04:52:35 +0100
parents
children 8096ba7082db
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124:a939ec89fc72 125:c42d245468ea
1 #include "llvm/PassManager.h"
2 #include "llvm/LinkAllPasses.h"
3 #include "llvm/Analysis/LoopPass.h"
4 #include "llvm/Target/TargetData.h"
5
6 using namespace llvm;
7
8 //////////////////////////////////////////////////////////////////////////////////////////
9
10 // this function runs some or all of the std-compile-opts passes depending on the
11 // optimization level given.
12
13 void llvmdc_optimize_module(Module* m, char lvl, bool doinline)
14 {
15 assert(lvl >= 0 && lvl <= 5);
16 if (lvl == 0)
17 return;
18
19 PassManager pm;
20 pm.add(new TargetData(m));
21
22 if (lvl >= 1)
23 {
24 pm.add(createRaiseAllocationsPass());
25 pm.add(createCFGSimplificationPass());
26 pm.add(createPromoteMemoryToRegisterPass());
27 }
28
29 if (lvl >= 2)
30 {
31 pm.add(createGlobalOptimizerPass());
32 pm.add(createGlobalDCEPass());
33 pm.add(createIPConstantPropagationPass());
34 pm.add(createDeadArgEliminationPass());
35 pm.add(createInstructionCombiningPass());
36 pm.add(createCFGSimplificationPass());
37 pm.add(createPruneEHPass());
38 }
39
40 if (doinline) {
41 pm.add(createFunctionInliningPass());
42 }
43
44 if (lvl >= 3)
45 {
46 pm.add(createArgumentPromotionPass());
47 pm.add(createTailDuplicationPass());
48 pm.add(createInstructionCombiningPass());
49 pm.add(createCFGSimplificationPass());
50 pm.add(createScalarReplAggregatesPass());
51 pm.add(createInstructionCombiningPass());
52 pm.add(createCondPropagationPass());
53
54 pm.add(createTailCallEliminationPass());
55 pm.add(createCFGSimplificationPass());
56 pm.add(createReassociatePass());
57 pm.add(createLoopRotatePass());
58 pm.add(createLICMPass());
59 pm.add(createLoopUnswitchPass());
60 pm.add(createInstructionCombiningPass());
61 pm.add(createIndVarSimplifyPass());
62 pm.add(createLoopUnrollPass());
63 pm.add(createInstructionCombiningPass());
64 pm.add(createGVNPass());
65 pm.add(createSCCPPass());
66
67 pm.add(createInstructionCombiningPass());
68 pm.add(createCondPropagationPass());
69
70 pm.add(createDeadStoreEliminationPass());
71 pm.add(createAggressiveDCEPass());
72 pm.add(createCFGSimplificationPass());
73 pm.add(createSimplifyLibCallsPass());
74 pm.add(createDeadTypeEliminationPass());
75 pm.add(createConstantMergePass());
76 }
77
78 // level 4 and 5 are linktime optimizations
79
80 pm.run(*m);
81 }