Enabling the target-independent garbage collection infrastructure by hooking it
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
diff --git a/lib/CodeGen/AsmPrinter.cpp b/lib/CodeGen/AsmPrinter.cpp
index b364312..bb66bd2 100644
--- a/lib/CodeGen/AsmPrinter.cpp
+++ b/lib/CodeGen/AsmPrinter.cpp
@@ -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::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 @@
}
}
+ 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;
}