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Temporarily revert r61019, r61030, and r61040. These were breaking LLVM Release

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61094 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling
2008-12-16 19:06:48 +00:00
parent 905ff1ebc4
commit 6fa311c233
10 changed files with 41 additions and 111 deletions
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14
lib/Bitcode/Reader/BitcodeReader.cpp
View File

@@ -362,20 +362,6 @@ bool BitcodeReader::ParseAttributeBlock() {
Attributes RetAttribute = Attribute::None;
Attributes FnAttribute = Attribute::None;
for (unsigned i = 0, e = Record.size(); i != e; i += 2) {
// FIXME: remove in LLVM 3.0
// The alignment is stored as a 16-bit raw value from bits 31--16.
// We shift the bits above 31 down by 11 bits.
unsigned Alignment = (Record[i+1] & (0xffffull << 16)) >> 16;
if (Alignment && !isPowerOf2_32(Alignment))
return Error("Alignment is not a power of two.");
Attributes ReconstitutedAttr = Record[i+1] & 0xffff;
if (Alignment)
ReconstitutedAttr |= Attribute::constructAlignmentFromInt(Alignment);
ReconstitutedAttr |= (Record[i+1] & (0xffffull << 32)) >> 11;
Record[i+1] = ReconstitutedAttr;
if (Record[i] == 0)
RetAttribute = Record[i+1];
else if (Record[i] == ~0U)

12
lib/Bitcode/Writer/BitcodeWriter.cpp
View File

@@ -122,17 +122,7 @@ static void WriteAttributeTable(const ValueEnumerator &VE,
for (unsigned i = 0, e = A.getNumSlots(); i != e; ++i) {
const AttributeWithIndex &PAWI = A.getSlot(i);
Record.push_back(PAWI.Index);
// FIXME: remove in LLVM 3.0
// Store the alignment in the bitcode as a 16-bit raw value instead of a
// 5-bit log2 encoded value. Shift the bits above the alignment up by
// 11 bits.
uint64_t FauxAttr = PAWI.Attrs & 0xffff;
if (PAWI.Attrs & Attribute::Alignment)
FauxAttr |= (1ull<<16)<<(((PAWI.Attrs & Attribute::Alignment)-1) >> 16);
FauxAttr |= (PAWI.Attrs & (0x3FFull << 21)) << 11;
Record.push_back(FauxAttr);
Record.push_back(PAWI.Attrs);
}
Stream.EmitRecord(bitc::PARAMATTR_CODE_ENTRY, Record);