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Eliminate the restriction that the array size in an alloca must be i32.

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This will help reduce the amount of casting required on 64-bit targets.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104911 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman
2010-05-28 01:14:11 +00:00
parent 5ddb087f7f
commit f75a7d3fbf
7 changed files with 34 additions and 17 deletions
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6
lib/AsmParser/LLParser.cpp
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@ -3791,8 +3791,8 @@ int LLParser::ParseAlloc(Instruction *&Inst, PerFunctionState &PFS,
}
}
if (Size && !Size->getType()->isIntegerTy(32))
return Error(SizeLoc, "element count must be i32");
if (Size && !Size->getType()->isIntegerTy())
return Error(SizeLoc, "element count must have integer type");
if (isAlloca) {
Inst = new AllocaInst(Ty, Size, Alignment);
@ -3801,6 +3801,8 @@ int LLParser::ParseAlloc(Instruction *&Inst, PerFunctionState &PFS,
// Autoupgrade old malloc instruction to malloc call.
// FIXME: Remove in LLVM 3.0.
if (Size && !Size->getType()->isIntegerTy(32))
return Error(SizeLoc, "element count must be i32");
const Type *IntPtrTy = Type::getInt32Ty(Context);
Constant *AllocSize = ConstantExpr::getSizeOf(Ty);
AllocSize = ConstantExpr::getTruncOrBitCast(AllocSize, IntPtrTy);