PR400 phase 1 implementation feedback.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36354 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Christopher Lamb 2007-04-22 22:22:02 +00:00
parent dc4cb35105
commit 032507d989
2 changed files with 4 additions and 8 deletions

View File

@ -255,8 +255,7 @@ public:
/// getAlignment - Return the alignment of the access that is being performed
///
unsigned getAlignment() const {
signed Log2AlignVal = ((SubclassData>>1)-1);
return ((Log2AlignVal < 0) ? 0 : 1<<Log2AlignVal);
return (1 << (SubclassData>>1)) >> 1;
}
void setAlignment(unsigned Align);
@ -331,8 +330,7 @@ public:
/// getAlignment - Return the alignment of the access that is being performed
///
unsigned getAlignment() const {
signed Log2AlignVal = ((SubclassData>>1)-1);
return ((Log2AlignVal < 0) ? 0 : 1<<Log2AlignVal);
return (1 << (SubclassData>>1)) >> 1;
}
void setAlignment(unsigned Align);

View File

@ -834,9 +834,8 @@ void BytecodeReader::ParseInstruction(SmallVector<unsigned, 8> &Oprnds,
case 62: { // attributed load
if (Oprnds.size() != 2 || !isa<PointerType>(InstTy))
error("Invalid attributed load instruction!");
signed Log2AlignVal = ((Oprnds[1]>>1)-1);
Result = new LoadInst(getValue(iType, Oprnds[0]), "", (Oprnds[1] & 1),
((Log2AlignVal < 0) ? 0 : 1<<Log2AlignVal));
(1 << (Oprnds[1]>>1)) >> 1);
break;
}
case Instruction::Load:
@ -850,10 +849,9 @@ void BytecodeReader::ParseInstruction(SmallVector<unsigned, 8> &Oprnds,
Value *Ptr = getValue(iType, Oprnds[1]);
const Type *ValTy = cast<PointerType>(Ptr->getType())->getElementType();
signed Log2AlignVal = ((Oprnds[2]>>1)-1);
Result = new StoreInst(getValue(getTypeSlot(ValTy), Oprnds[0]), Ptr,
(Oprnds[2] & 1),
((Log2AlignVal < 0) ? 0 : 1<<Log2AlignVal));
(1 << (Oprnds[2]>>1)) >> 1);
break;
}
case Instruction::Store: {