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refactor the Value*/offset pair from MachineMemOperand out to a new

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MachinePointerInfo struct, no functionality change.

This also adds an assert to MachineMemOperand::MachineMemOperand
that verifies that the Value* is either null or is an IR pointer type.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@114389 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2010-09-21 04:23:39 +00:00
parent 22481f2ea1
commit e8e2e80f40
2 changed files with 22 additions and 11 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
lib/CodeGen/MachineInstr.cpp
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@@ -337,8 +337,9 @@ void MachineOperand::print(raw_ostream &OS, const TargetMachine *TM) const {
MachineMemOperand::MachineMemOperand(const Value *v, unsigned int f,
int64_t o, uint64_t s, unsigned int a)
: Offset(o), Size(s), V(v),
: PtrInfo(v, o), Size(s),
Flags((f & ((1 << MOMaxBits) - 1)) | ((Log2_32(a) + 1) << MOMaxBits)) {
assert((v == 0 || isa<PointerType>(v->getType())) && "invalid pointer value");
assert(getBaseAlignment() == a && "Alignment is not a power of 2!");
assert((isLoad() || isStore()) && "Not a load/store!");
}
@@ -346,9 +347,9 @@ MachineMemOperand::MachineMemOperand(const Value *v, unsigned int f,
/// Profile - Gather unique data for the object.
///
void MachineMemOperand::Profile(FoldingSetNodeID &ID) const {
ID.AddInteger(Offset);
ID.AddInteger(getOffset());
ID.AddInteger(Size);
ID.AddPointer(V);
ID.AddPointer(getValue());
ID.AddInteger(Flags);
}
@@ -364,8 +365,7 @@ void MachineMemOperand::refineAlignment(const MachineMemOperand *MMO) {
((Log2_32(MMO->getBaseAlignment()) + 1) << MOMaxBits);
// Also update the base and offset, because the new alignment may
// not be applicable with the old ones.
V = MMO->getValue();
Offset = MMO->getOffset();
PtrInfo = MMO->PtrInfo;
}
}