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1 | //===- CGSCCPassManager.cpp - Managing & running CGSCC passes -------------===// |
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 | #include "llvm/Analysis/CGSCCPassManager.h" | |
11 | #include "llvm/Support/CommandLine.h" | |
12 | #include "llvm/Support/Debug.h" | |
13 | ||
14 | using namespace llvm; | |
15 | ||
1a4d82fc JJ |
16 | char CGSCCAnalysisManagerModuleProxy::PassID; |
17 | ||
18 | CGSCCAnalysisManagerModuleProxy::Result | |
85aaf69f | 19 | CGSCCAnalysisManagerModuleProxy::run(Module &M) { |
1a4d82fc JJ |
20 | assert(CGAM->empty() && "CGSCC analyses ran prior to the module proxy!"); |
21 | return Result(*CGAM); | |
22 | } | |
23 | ||
24 | CGSCCAnalysisManagerModuleProxy::Result::~Result() { | |
25 | // Clear out the analysis manager if we're being destroyed -- it means we | |
26 | // didn't even see an invalidate call when we got invalidated. | |
27 | CGAM->clear(); | |
28 | } | |
29 | ||
30 | bool CGSCCAnalysisManagerModuleProxy::Result::invalidate( | |
85aaf69f | 31 | Module &M, const PreservedAnalyses &PA) { |
1a4d82fc JJ |
32 | // If this proxy isn't marked as preserved, then we can't even invalidate |
33 | // individual CGSCC analyses, there may be an invalid set of SCC objects in | |
34 | // the cache making it impossible to incrementally preserve them. | |
35 | // Just clear the entire manager. | |
36 | if (!PA.preserved(ID())) | |
37 | CGAM->clear(); | |
38 | ||
39 | // Return false to indicate that this result is still a valid proxy. | |
40 | return false; | |
41 | } | |
42 | ||
43 | char ModuleAnalysisManagerCGSCCProxy::PassID; | |
44 | ||
45 | char FunctionAnalysisManagerCGSCCProxy::PassID; | |
46 | ||
47 | FunctionAnalysisManagerCGSCCProxy::Result | |
85aaf69f | 48 | FunctionAnalysisManagerCGSCCProxy::run(LazyCallGraph::SCC &C) { |
1a4d82fc JJ |
49 | assert(FAM->empty() && "Function analyses ran prior to the CGSCC proxy!"); |
50 | return Result(*FAM); | |
51 | } | |
52 | ||
53 | FunctionAnalysisManagerCGSCCProxy::Result::~Result() { | |
54 | // Clear out the analysis manager if we're being destroyed -- it means we | |
55 | // didn't even see an invalidate call when we got invalidated. | |
56 | FAM->clear(); | |
57 | } | |
58 | ||
59 | bool FunctionAnalysisManagerCGSCCProxy::Result::invalidate( | |
85aaf69f | 60 | LazyCallGraph::SCC &C, const PreservedAnalyses &PA) { |
1a4d82fc JJ |
61 | // If this proxy isn't marked as preserved, then we can't even invalidate |
62 | // individual function analyses, there may be an invalid set of Function | |
63 | // objects in the cache making it impossible to incrementally preserve them. | |
64 | // Just clear the entire manager. | |
65 | if (!PA.preserved(ID())) | |
66 | FAM->clear(); | |
67 | ||
68 | // Return false to indicate that this result is still a valid proxy. | |
69 | return false; | |
70 | } | |
71 | ||
72 | char CGSCCAnalysisManagerFunctionProxy::PassID; |