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Enabling the target-independent garbage collection infrastructure by hooking it

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up to the various compiler pipelines.

This doesn't actually add support for any GC algorithms, which means it 
temporarily breaks a few tests. To be fixed shortly.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45669 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Gordon Henriksen
2008-01-07 01:30:38 +00:00
parent 7e40ad5106
commit ce2247755e
7 changed files with 71 additions and 11 deletions
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19
lib/CodeGen/AsmPrinter.cpp
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@@ -16,6 +16,8 @@
#include "llvm/DerivedTypes.h"
#include "llvm/Constants.h"
#include "llvm/Module.h"
#include "llvm/CodeGen/Collector.h"
#include "llvm/CodeGen/CollectorMetadata.h"
#include "llvm/CodeGen/MachineConstantPool.h"
#include "llvm/CodeGen/MachineJumpTableInfo.h"
#include "llvm/CodeGen/MachineModuleInfo.h"
@@ -94,9 +96,20 @@ void AsmPrinter::SwitchToDataSection(const char *NewSection,
}
void AsmPrinter::getAnalysisUsage(AnalysisUsage &AU) const {
MachineFunctionPass::getAnalysisUsage(AU);
AU.addRequired<CollectorModuleMetadata>();
}
bool AsmPrinter::doInitialization(Module &M) {
Mang = new Mangler(M, TAI->getGlobalPrefix());
CollectorModuleMetadata *CMM = getAnalysisToUpdate<CollectorModuleMetadata>();
assert(CMM && "AsmPrinter didn't require CollectorModuleMetadata?");
for (CollectorModuleMetadata::iterator I = CMM->begin(),
E = CMM->end(); I != E; ++I)
(*I)->beginAssembly(O, *this, *TAI);
if (!M.getModuleInlineAsm().empty())
O << TAI->getCommentString() << " Start of file scope inline assembly\n"
<< M.getModuleInlineAsm()
@@ -158,6 +171,12 @@ bool AsmPrinter::doFinalization(Module &M) {
}
}
CollectorModuleMetadata *CMM = getAnalysisToUpdate<CollectorModuleMetadata>();
assert(CMM && "AsmPrinter didn't require CollectorModuleMetadata?");
for (CollectorModuleMetadata::iterator I = CMM->end(),
E = CMM->begin(); I != E; )
(*--I)->finishAssembly(O, *this, *TAI);
delete Mang; Mang = 0;
return false;
}