6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-06-28 22:24:28 +00:00
Code Issues Projects Releases Wiki Activity

[opaque pointer type] Encode the allocated type of an alloca rather than its pointer result type.

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@235998 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Blaikie
2015-04-28 16:51:01 +00:00
parent 2a7841dd4d
commit e48ac32ea2
2 changed files with 16 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
lib/Bitcode/Writer/BitcodeWriter.cpp
View File

@ -1870,15 +1870,16 @@ static void WriteInstruction(const Instruction &I, unsigned InstID,
case Instruction::Alloca: {
Code = bitc::FUNC_CODE_INST_ALLOCA;
Vals.push_back(VE.getTypeID(I.getType()));
const AllocaInst &AI = cast<AllocaInst>(I);
Vals.push_back(VE.getTypeID(AI.getAllocatedType()));
Vals.push_back(VE.getTypeID(I.getOperand(0)->getType()));
Vals.push_back(VE.getValueID(I.getOperand(0))); // size.
const AllocaInst &AI = cast<AllocaInst>(I);
unsigned AlignRecord = Log2_32(AI.getAlignment()) + 1;
assert(Log2_32(Value::MaximumAlignment) + 1 < 1 << 5 &&
"not enough bits for maximum alignment");
assert(AlignRecord < 1 << 5 && "alignment greater than 1 << 64");
AlignRecord |= AI.isUsedWithInAlloca() << 5;
AlignRecord |= 1 << 6;
Vals.push_back(AlignRecord);
break;
}