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Fix up LoadExtActions, TruncStoreActions, and IndexedModeActions representation and setter and getter's so they will continue to work if the number of scalar ValueType's exceeds 31.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@103742 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2010-05-13 23:01:26 +00:00
parent c9c4dacd03
commit b21f5a5511
1 changed files with 47 additions and 47 deletions
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92
include/llvm/Target/TargetLowering.h
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@ -385,35 +385,31 @@ public:
/// either it is legal, needs to be promoted to a larger size, needs to be
/// expanded to some other code sequence, or the target has a custom expander
/// for it.
LegalizeAction getLoadExtAction(unsigned LType, EVT VT) const {
assert(LType < array_lengthof(LoadExtActions) &&
(unsigned)VT.getSimpleVT().SimpleTy < sizeof(LoadExtActions[0])*4 &&
LegalizeAction getLoadExtAction(unsigned ExtType, EVT VT) const {
assert(ExtType < ISD::LAST_LOADEXT_TYPE &&
(unsigned)VT.getSimpleVT().SimpleTy < MVT::LAST_VALUETYPE &&
"Table isn't big enough!");
return (LegalizeAction)((LoadExtActions[LType] >>
(2*VT.getSimpleVT().SimpleTy)) & 3);
return (LegalizeAction)LoadExtActions[VT.getSimpleVT().SimpleTy][ExtType];
}
/// isLoadExtLegal - Return true if the specified load with extension is legal
/// on this target.
bool isLoadExtLegal(unsigned LType, EVT VT) const {
bool isLoadExtLegal(unsigned ExtType, EVT VT) const {
return VT.isSimple() &&
(getLoadExtAction(LType, VT) == Legal ||
getLoadExtAction(LType, VT) == Custom);
(getLoadExtAction(ExtType, VT) == Legal ||
getLoadExtAction(ExtType, VT) == Custom);
}
/// getTruncStoreAction - Return how this store with truncation should be
/// treated: either it is legal, needs to be promoted to a larger size, needs
/// to be expanded to some other code sequence, or the target has a custom
/// expander for it.
LegalizeAction getTruncStoreAction(EVT ValVT,
EVT MemVT) const {
assert((unsigned)ValVT.getSimpleVT().SimpleTy <
array_lengthof(TruncStoreActions) &&
(unsigned)MemVT.getSimpleVT().SimpleTy <
sizeof(TruncStoreActions[0])*4 &&
LegalizeAction getTruncStoreAction(EVT ValVT, EVT MemVT) const {
assert((unsigned)ValVT.getSimpleVT().SimpleTy < MVT::LAST_VALUETYPE &&
(unsigned)MemVT.getSimpleVT().SimpleTy < MVT::LAST_VALUETYPE &&
"Table isn't big enough!");
return (LegalizeAction)((TruncStoreActions[ValVT.getSimpleVT().SimpleTy] >>
(2*MemVT.getSimpleVT().SimpleTy)) & 3);
return (LegalizeAction)TruncStoreActions[ValVT.getSimpleVT().SimpleTy]
[MemVT.getSimpleVT().SimpleTy];
}
/// isTruncStoreLegal - Return true if the specified store with truncation is
@ -430,11 +426,11 @@ public:
/// for it.
LegalizeAction
getIndexedLoadAction(unsigned IdxMode, EVT VT) const {
assert( IdxMode < array_lengthof(IndexedModeActions[0][0]) &&
assert( IdxMode < ISD::LAST_INDEXED_MODE &&
((unsigned)VT.getSimpleVT().SimpleTy) < MVT::LAST_VALUETYPE &&
"Table isn't big enough!");
return (LegalizeAction)((IndexedModeActions[
(unsigned)VT.getSimpleVT().SimpleTy][0][IdxMode]));
unsigned Ty = (unsigned)VT.getSimpleVT().SimpleTy;
return (LegalizeAction)((IndexedModeActions[Ty][IdxMode] & 0xf0) >> 4);
}
/// isIndexedLoadLegal - Return true if the specified indexed load is legal
@ -451,11 +447,11 @@ public:
/// for it.
LegalizeAction
getIndexedStoreAction(unsigned IdxMode, EVT VT) const {
assert(IdxMode < array_lengthof(IndexedModeActions[0][1]) &&
(unsigned)VT.getSimpleVT().SimpleTy < MVT::LAST_VALUETYPE &&
assert( IdxMode < ISD::LAST_INDEXED_MODE &&
((unsigned)VT.getSimpleVT().SimpleTy) < MVT::LAST_VALUETYPE &&
"Table isn't big enough!");
return (LegalizeAction)((IndexedModeActions[
(unsigned)VT.getSimpleVT().SimpleTy][1][IdxMode]));
unsigned Ty = (unsigned)VT.getSimpleVT().SimpleTy;
return (LegalizeAction)(IndexedModeActions[Ty][IdxMode] & 0x0f);
}
/// isIndexedStoreLegal - Return true if the specified indexed load is legal
@ -1001,22 +997,20 @@ protected:
/// not work with the specified type and indicate what to do about it.
void setLoadExtAction(unsigned ExtType, MVT VT,
LegalizeAction Action) {
assert((unsigned)VT.SimpleTy*2 < 63 &&
ExtType < array_lengthof(LoadExtActions) &&
assert(ExtType < ISD::LAST_LOADEXT_TYPE &&
(unsigned)VT.SimpleTy < MVT::LAST_VALUETYPE &&
"Table isn't big enough!");
LoadExtActions[ExtType] &= ~(uint64_t(3UL) << VT.SimpleTy*2);
LoadExtActions[ExtType] |= (uint64_t)Action << VT.SimpleTy*2;
LoadExtActions[VT.SimpleTy][ExtType] = (uint8_t)Action;
}
/// setTruncStoreAction - Indicate that the specified truncating store does
/// not work with the specified type and indicate what to do about it.
void setTruncStoreAction(MVT ValVT, MVT MemVT,
LegalizeAction Action) {
assert((unsigned)ValVT.SimpleTy < array_lengthof(TruncStoreActions) &&
(unsigned)MemVT.SimpleTy*2 < 63 &&
assert((unsigned)ValVT.SimpleTy < MVT::LAST_VALUETYPE &&
(unsigned)MemVT.SimpleTy < MVT::LAST_VALUETYPE &&
"Table isn't big enough!");
TruncStoreActions[ValVT.SimpleTy] &= ~(uint64_t(3UL) << MemVT.SimpleTy*2);
TruncStoreActions[ValVT.SimpleTy] |= (uint64_t)Action << MemVT.SimpleTy*2;
TruncStoreActions[ValVT.SimpleTy][MemVT.SimpleTy] = (uint8_t)Action;
}
/// setIndexedLoadAction - Indicate that the specified indexed load does or
@ -1026,9 +1020,12 @@ protected:
void setIndexedLoadAction(unsigned IdxMode, MVT VT,
LegalizeAction Action) {
assert((unsigned)VT.SimpleTy < MVT::LAST_VALUETYPE &&
IdxMode < array_lengthof(IndexedModeActions[0][0]) &&
IdxMode < ISD::LAST_INDEXED_MODE &&
(unsigned)Action < 0xf &&
"Table isn't big enough!");
IndexedModeActions[(unsigned)VT.SimpleTy][0][IdxMode] = (uint8_t)Action;
// Load action are kept in the upper half.
IndexedModeActions[(unsigned)VT.SimpleTy][IdxMode] &= ~0xf0;
IndexedModeActions[(unsigned)VT.SimpleTy][IdxMode] |= ((uint8_t)Action) <<4;
}
/// setIndexedStoreAction - Indicate that the specified indexed store does or
@ -1038,9 +1035,12 @@ protected:
void setIndexedStoreAction(unsigned IdxMode, MVT VT,
LegalizeAction Action) {
assert((unsigned)VT.SimpleTy < MVT::LAST_VALUETYPE &&
IdxMode < array_lengthof(IndexedModeActions[0][1] ) &&
IdxMode < ISD::LAST_INDEXED_MODE &&
(unsigned)Action < 0xf &&
"Table isn't big enough!");
IndexedModeActions[(unsigned)VT.SimpleTy][1][IdxMode] = (uint8_t)Action;
// Store action are kept in the lower half.
IndexedModeActions[(unsigned)VT.SimpleTy][IdxMode] &= ~0x0f;
IndexedModeActions[(unsigned)VT.SimpleTy][IdxMode] |= ((uint8_t)Action);
}
/// setCondCodeAction - Indicate that the specified condition code is or isn't
@ -1596,22 +1596,22 @@ private:
uint64_t OpActions[MVT::MAX_ALLOWED_VALUETYPE/(sizeof(uint64_t)*4)]
[ISD::BUILTIN_OP_END];
/// LoadExtActions - For each load of load extension type and each value type,
/// LoadExtActions - For each load extension type and each value type,
/// keep a LegalizeAction that indicates how instruction selection should deal
/// with the load.
uint64_t LoadExtActions[ISD::LAST_LOADEXT_TYPE];
/// with a load of a specific value type and extension type.
uint8_t LoadExtActions[MVT::LAST_VALUETYPE][ISD::LAST_LOADEXT_TYPE];
/// TruncStoreActions - For each truncating store, keep a LegalizeAction that
/// indicates how instruction selection should deal with the store.
uint64_t TruncStoreActions[MVT::LAST_VALUETYPE];
/// TruncStoreActions - For each value type pair keep a LegalizeAction that
/// indicates whether a truncating store of a specific value type and
/// truncating type is legal.
uint8_t TruncStoreActions[MVT::LAST_VALUETYPE][MVT::LAST_VALUETYPE];
/// IndexedModeActions - For each indexed mode and each value type,
/// keep a pair of LegalizeAction that indicates how instruction
/// selection should deal with the load / store. The first
/// dimension is now the value_type for the reference. The second
/// dimension is the load [0] vs. store[1]. The third dimension
/// represents the various modes for load store.
uint8_t IndexedModeActions[MVT::LAST_VALUETYPE][2][ISD::LAST_INDEXED_MODE];
/// selection should deal with the load / store. The first dimension is the
/// value_type for the reference. The second dimension represents the various
/// modes for load store.
uint8_t IndexedModeActions[MVT::LAST_VALUETYPE][ISD::LAST_INDEXED_MODE];
/// CondCodeActions - For each condition code (ISD::CondCode) keep a
/// LegalizeAction that indicates how instruction selection should