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Added support for processing abbreviations in the Deserializer.

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Added some #ifdef-controlled messages for debugging backpatching.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@43771 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Ted Kremenek 2007-11-06 19:49:16 +00:00
parent bd779a3a1f
commit 26e25b3bf0
2 changed files with 20 additions and 3 deletions
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2
include/llvm/Bitcode/Deserialize.h
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@ -156,9 +156,9 @@ public:
bool AtEnd();
bool inRecord();
private:
void ReadRecord();
bool inRecord();
uintptr_t ReadInternalRefPtr();
static inline bool HasFinalPtr(MapTy::value_type& V) {

21
lib/Bitcode/Reader/Deserialize.cpp
View File

@ -13,6 +13,10 @@
#include "llvm/Bitcode/Deserialize.h"
#ifdef DEBUG_BACKPATCH
#include "llvm/Support/Streams.h"
#endif
using namespace llvm;
Deserializer::Deserializer(BitstreamReader& stream)
@ -71,6 +75,11 @@ void Deserializer::ReadRecord() {
continue;
}
if (Code == bitc::DEFINE_ABBREV) {
Stream.ReadAbbrevRecord();
continue;
}
break;
}
@ -136,6 +145,10 @@ void Deserializer::RegisterPtr(unsigned PtrId, const void* Ptr) {
assert (!HasFinalPtr(E) && "Pointer already registered.");
#ifdef DEBUG_BACKPATCH
llvm::cerr << "RegisterPtr: " << PtrId << " => " << Ptr << "\n";
#endif
SetPtr(E,Ptr);
}
@ -145,8 +158,12 @@ void Deserializer::ReadUIntPtr(uintptr_t& PtrRef) {
if (PtrId == 0) {
PtrRef = 0;
return;
}
}
#ifdef DEBUG_BACKPATCH
llvm::cerr << "ReadUintPtr: " << PtrId << "\n";
#endif
MapTy::value_type& E = BPatchMap.FindAndConstruct(BPKey(PtrId));
if (HasFinalPtr(E))