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Fix PR73

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10875 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2004-01-15 17:55:01 +00:00
parent 570fb1cbd8
commit 44d0eebc13
2 changed files with 14 additions and 1 deletions
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11
lib/Bytecode/Reader/Reader.cpp
View File

@ -499,7 +499,8 @@ void BytecodeParser::ParseModuleGlobalInfo(const unsigned char *&Buf,
BCR_TRACE(2, "Function of type: " << Ty << "\n");
}
align32(Buf, End);
if (hasInconsistentModuleGlobalInfo)
align32(Buf, End);
// Now that the function signature list is set up, reverse it so that we can
// remove elements efficiently from the back of the vector.
@ -530,6 +531,7 @@ void BytecodeParser::ParseVersionInfo(const unsigned char *&Buf,
hasExtendedLinkageSpecs = true;
hasOldStyleVarargs = false;
hasVarArgCallPadding = false;
hasInconsistentModuleGlobalInfo = false;
FirstDerivedTyID = 14;
switch (RevisionNum) {
@ -539,15 +541,22 @@ void BytecodeParser::ParseVersionInfo(const unsigned char *&Buf,
hasExtendedLinkageSpecs = false;
hasOldStyleVarargs = true;
hasVarArgCallPadding = true;
hasInconsistentModuleGlobalInfo = true;
break;
case 0: // LLVM 1.0, 1.1 release version
// Compared to rev #2, we added support for weak linkage, a more dense
// encoding, and better varargs support.
// Base LLVM 1.0 bytecode format.
hasInconsistentModuleGlobalInfo = true;
break;
case 1: // LLVM 1.2 release version
// LLVM 1.2 added explicit support for emitting strings efficiently.
// Also, it fixed the problem where the size of the ModuleGlobalInfo block
// included the size for the alignment at the end, where the rest of the
// blocks did not.
break;
default:

4
lib/Bytecode/Reader/ReaderInternals.h
View File

@ -97,6 +97,10 @@ private:
bool usesOldStyleVarargs; // Does this module USE old style varargs?
// LLVM 1.0 & 1.1 had an explicit alignment of data only for the
// ModuleGlobalInfo block. This was fixed to be like all other blocks in 1.2
bool hasInconsistentModuleGlobalInfo;
typedef std::vector<ValueList*> ValueTable;
ValueTable Values;
ValueTable ModuleValues;