averello/swift-mirror
1
0
Fork 0
mirror of https://github.com/apple/swift.git synced 2025-12-21 12:14:44 +01:00
Code Issues Packages Projects Releases Wiki Activity

Revert "New SIL instructions to support tail-allocated arrays in SIL."

Browse Source
This commit is contained in:
Dmitri Gribenko
2016-09-15 00:25:25 -07:00
committed by GitHub
parent cd07c2c125
commit fbb3cf35a5
68 changed files with 1145 additions and 1470 deletions
Download Patch File Download Diff File Expand all files Collapse all files

53
lib/SIL/SILInstructions.cpp
View File

@@ -156,46 +156,27 @@ VarDecl *AllocStackInst::getDecl() const {
return getLoc().getAsASTNode<VarDecl>();
}
AllocRefInst::AllocRefInst(SILDebugLocation Loc, SILFunction &F,
SILType ObjectType,
bool objc, bool canBeOnStack,
ArrayRef<SILType> ElementTypes,
ArrayRef<SILValue> AllOperands)
: AllocationInst(ValueKind::AllocRefInst, Loc, ObjectType),
AllocRefInst::AllocRefInst(SILDebugLocation Loc, SILType elementType,
SILFunction &F, bool objc, bool canBeOnStack,
ArrayRef<SILValue> TypeDependentOperands)
: AllocationInst(ValueKind::AllocRefInst, Loc, elementType),
StackPromotable(canBeOnStack),
NumTailTypes(ElementTypes.size()),
ObjC(objc),
Operands(this, AllOperands) {
static_assert(IsTriviallyCopyable<SILType>::value,
"assuming SILType is trivially copyable");
assert(!objc || ElementTypes.size() == 0);
assert(AllOperands.size() >= ElementTypes.size());
memcpy(getTypeStorage(), ElementTypes.begin(),
sizeof(SILType) * ElementTypes.size());
NumOperands(TypeDependentOperands.size()), ObjC(objc) {
TrailingOperandsList::InitOperandsList(getAllOperands().begin(), this,
TypeDependentOperands);
}
AllocRefInst *AllocRefInst::create(SILDebugLocation Loc, SILFunction &F,
SILType ObjectType,
bool objc, bool canBeOnStack,
ArrayRef<SILType> ElementTypes,
ArrayRef<SILValue> ElementCountOperands,
SILOpenedArchetypesState &OpenedArchetypes) {
assert(ElementTypes.size() == ElementCountOperands.size());
assert(!objc || ElementTypes.size() == 0);
SmallVector<SILValue, 8> AllOperands(ElementCountOperands.begin(),
ElementCountOperands.end());
for (SILType ElemType : ElementTypes) {
collectTypeDependentOperands(AllOperands, OpenedArchetypes, F,
ElemType.getSwiftRValueType());
}
AllocRefInst *AllocRefInst::create(SILDebugLocation Loc, SILType elementType,
SILFunction &F, bool objc, bool canBeOnStack,
SILOpenedArchetypesState &OpenedArchetypes) {
SmallVector<SILValue, 8> TypeDependentOperands;
collectTypeDependentOperands(TypeDependentOperands, OpenedArchetypes, F,
elementType.getSwiftRValueType());
void *Buffer = F.getModule().allocateInst(
sizeof(AllocRefInst)
+ decltype(Operands)::getExtraSize(AllOperands.size())
+ sizeof(SILType) * ElementTypes.size(),
alignof(AllocRefInst));
return ::new (Buffer) AllocRefInst(Loc, F, ObjectType, objc, canBeOnStack,
ElementTypes, AllOperands);
sizeof(AllocRefInst) + sizeof(Operand) * (TypeDependentOperands.size()),
alignof(AllocRefInst));
return ::new (Buffer) AllocRefInst(Loc, elementType, F, objc, canBeOnStack,
TypeDependentOperands);
}
AllocRefDynamicInst::AllocRefDynamicInst(