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track global inits

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36385 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2007-04-24 00:18:21 +00:00
parent 2edd22b959
commit 6dbfd7bfbc
2 changed files with 9 additions and 3 deletions
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10
lib/Bitcode/Reader/BitcodeReader.cpp
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@ -243,7 +243,7 @@ bool BitcodeReader::ParseTypeSymbolTable(BitstreamReader &Stream) {
switch (Stream.ReadRecord(Code, Record)) {
default: // Default behavior: unknown type.
break;
case bitc::TST_ENTRY_CODE: // TST_ENTRY: [typeid, namelen, namechar x N]
case bitc::TST_CODE_ENTRY: // TST_ENTRY: [typeid, namelen, namechar x N]
if (ConvertToString(Record, 1, TypeName))
return Error("Invalid TST_ENTRY record");
unsigned TypeID = Record[0];
@ -288,7 +288,7 @@ bool BitcodeReader::ParseValueSymbolTable(BitstreamReader &Stream) {
switch (Stream.ReadRecord(Code, Record)) {
default: // Default behavior: unknown type.
break;
case bitc::VST_ENTRY_CODE: // VST_ENTRY: [valueid, namelen, namechar x N]
case bitc::TST_CODE_ENTRY: // VST_ENTRY: [valueid, namelen, namechar x N]
if (ConvertToString(Record, 1, ValueName))
return Error("Invalid TST_ENTRY record");
unsigned ValueID = Record[0];
@ -358,6 +358,8 @@ bool BitcodeReader::ParseModule(BitstreamReader &Stream,
case bitc::MODULE_CODE_VERSION: // VERSION: [version#]
if (Record.size() < 1)
return Error("Malformed MODULE_CODE_VERSION");
if (!GlobalInits.empty())
return Error("Malformed global initializer set");
// Only version #0 is supported so far.
if (Record[0] != 0)
return Error("Unknown bitstream version!");
@ -431,7 +433,9 @@ bool BitcodeReader::ParseModule(BitstreamReader &Stream,
ValueList.push_back(NewGV);
// TODO: remember initializer/global pair for later substitution.
// Remember which value to use for the global initializer.
if (unsigned InitID = Record[2])
GlobalInits.push_back(std::make_pair(NewGV, InitID-1));
break;
}
// FUNCTION: [type, callingconv, isproto, linkage, alignment, section,

2
lib/Bitcode/Reader/BitcodeReader.h
View File

@ -22,12 +22,14 @@
namespace llvm {
class BitstreamReader;
class Value;
class GlobalValue;
class BitcodeReader : public ModuleProvider {
const char *ErrorString;
std::vector<PATypeHolder> TypeList;
std::vector<Value*> ValueList;
std::vector<std::pair<GlobalValue*, unsigned> > GlobalInits;
public:
virtual ~BitcodeReader() {}