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https://github.com/c64scene-ar/llvm-6502.git
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a28a251950
Even before I sunk the debug flag into the opt tool this had been made obsolete by factoring the pass and analysis managers into a single set of templates that all used the core flag. No functionality changed here. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@225842 91177308-0d34-0410-b5e6-96231b3b80d8
73 lines
2.5 KiB
C++
73 lines
2.5 KiB
C++
//===- CGSCCPassManager.cpp - Managing & running CGSCC passes -------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/Analysis/CGSCCPassManager.h"
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#include "llvm/Support/CommandLine.h"
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#include "llvm/Support/Debug.h"
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using namespace llvm;
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char CGSCCAnalysisManagerModuleProxy::PassID;
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CGSCCAnalysisManagerModuleProxy::Result
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CGSCCAnalysisManagerModuleProxy::run(Module &M) {
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assert(CGAM->empty() && "CGSCC analyses ran prior to the module proxy!");
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return Result(*CGAM);
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}
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CGSCCAnalysisManagerModuleProxy::Result::~Result() {
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// Clear out the analysis manager if we're being destroyed -- it means we
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// didn't even see an invalidate call when we got invalidated.
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CGAM->clear();
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}
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bool CGSCCAnalysisManagerModuleProxy::Result::invalidate(
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Module &M, const PreservedAnalyses &PA) {
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// If this proxy isn't marked as preserved, then we can't even invalidate
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// individual CGSCC analyses, there may be an invalid set of SCC objects in
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// the cache making it impossible to incrementally preserve them.
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// Just clear the entire manager.
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if (!PA.preserved(ID()))
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CGAM->clear();
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// Return false to indicate that this result is still a valid proxy.
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return false;
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}
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char ModuleAnalysisManagerCGSCCProxy::PassID;
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char FunctionAnalysisManagerCGSCCProxy::PassID;
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FunctionAnalysisManagerCGSCCProxy::Result
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FunctionAnalysisManagerCGSCCProxy::run(LazyCallGraph::SCC &C) {
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assert(FAM->empty() && "Function analyses ran prior to the CGSCC proxy!");
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return Result(*FAM);
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}
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FunctionAnalysisManagerCGSCCProxy::Result::~Result() {
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// Clear out the analysis manager if we're being destroyed -- it means we
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// didn't even see an invalidate call when we got invalidated.
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FAM->clear();
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}
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bool FunctionAnalysisManagerCGSCCProxy::Result::invalidate(
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LazyCallGraph::SCC &C, const PreservedAnalyses &PA) {
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// If this proxy isn't marked as preserved, then we can't even invalidate
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// individual function analyses, there may be an invalid set of Function
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// objects in the cache making it impossible to incrementally preserve them.
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// Just clear the entire manager.
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if (!PA.preserved(ID()))
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FAM->clear();
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// Return false to indicate that this result is still a valid proxy.
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return false;
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}
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char CGSCCAnalysisManagerFunctionProxy::PassID;
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