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add some helper methods.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@46128 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2008-01-17 07:30:38 +00:00
parent e6d5c77d5d
commit 39354cb743
1 changed files with 14 additions and 3 deletions
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17
include/llvm/CodeGen/SelectionDAGNodes.h
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@ -1562,6 +1562,12 @@ public:
ISD::LoadExtType getExtensionType() const { return ExtType; }
MVT::ValueType getLoadedVT() const { return LoadedVT; }
/// isIndexed - Return true if this is a pre/post inc/dec load.
bool isIndexed() const { return AddrMode != ISD::UNINDEXED; }
/// isUnindexed - Return true if this is NOT a pre/post inc/dec load.
bool isUnindexed() const { return AddrMode == ISD::UNINDEXED; }
static bool classof(const LoadSDNode *) { return true; }
static bool classof(const SDNode *N) {
return N->getOpcode() == ISD::LOAD;
@ -1594,16 +1600,21 @@ protected:
Ops[3] = ChainValuePtrOff[3]; // Off
InitOperands(Ops, 4);
assert(Align != 0 && "Stores should have non-zero aligment");
assert((getOffset().getOpcode() == ISD::UNDEF ||
AddrMode != ISD::UNINDEXED) &&
assert((getOffset().getOpcode() == ISD::UNDEF || isIndexed()) &&
"Only indexed store has a non-undef offset operand");
}
public:
ISD::MemIndexedMode getAddressingMode() const { return AddrMode; }
bool isTruncatingStore() const { return IsTruncStore; }
MVT::ValueType getStoredVT() const { return StoredVT; }
ISD::MemIndexedMode getAddressingMode() const { return AddrMode; }
/// isIndexed - Return true if this is a pre/post inc/dec store.
bool isIndexed() const { return AddrMode != ISD::UNINDEXED; }
/// isUnindexed - Return true if this is NOT a pre/post inc/dec store.
bool isUnindexed() const { return AddrMode == ISD::UNINDEXED; }
static bool classof(const StoreSDNode *) { return true; }
static bool classof(const SDNode *N) {
return N->getOpcode() == ISD::STORE;