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[llvm-c] Deprecate LLVMBuildPtrDiff() 

In favor of LLVMBuildPtrDiff2(), which accepts an explicit element
type and is compatible with opaque pointers.
This commit is contained in:
Nikita Popov 2022-01-25 12:47:50 +01:00
parent 30d4a7e295
commit d8962b4139
2 changed files with 15 additions and 3 deletions
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9
llvm/include/llvm-c/Core.h
View File

@ -4020,8 +4020,13 @@ LLVMValueRef LLVMBuildIsNull(LLVMBuilderRef, LLVMValueRef Val,
const char *Name);
LLVMValueRef LLVMBuildIsNotNull(LLVMBuilderRef, LLVMValueRef Val,
const char *Name);
LLVMValueRef LLVMBuildPtrDiff(LLVMBuilderRef, LLVMValueRef LHS,
LLVMValueRef RHS, const char *Name);
LLVM_ATTRIBUTE_C_DEPRECATED(
LLVMValueRef LLVMBuildPtrDiff(LLVMBuilderRef, LLVMValueRef LHS,
LLVMValueRef RHS, const char *Name),
"Use LLVMBuildPtrDiff2 instead to support opaque pointers");
LLVMValueRef LLVMBuildPtrDiff2(LLVMBuilderRef, LLVMTypeRef ElemTy,
LLVMValueRef LHS, LLVMValueRef RHS,
const char *Name);
LLVMValueRef LLVMBuildFence(LLVMBuilderRef B, LLVMAtomicOrdering ordering,
LLVMBool singleThread, const char *Name);
LLVMValueRef LLVMBuildAtomicRMW(LLVMBuilderRef B, LLVMAtomicRMWBinOp op,

9
llvm/lib/IR/Core.cpp
View File

@ -4020,10 +4020,17 @@ LLVMValueRef LLVMBuildIsNotNull(LLVMBuilderRef B, LLVMValueRef Val,
LLVMValueRef LLVMBuildPtrDiff(LLVMBuilderRef B, LLVMValueRef LHS,
LLVMValueRef RHS, const char *Name) {
Value *L = unwrap(LHS);
Type *ElemTy = L->getType()->getPointerElementType();
Type *ElemTy = L->getType()->getNonOpaquePointerElementType();
return wrap(unwrap(B)->CreatePtrDiff(ElemTy, L, unwrap(RHS), Name));
}
LLVMValueRef LLVMBuildPtrDiff2(LLVMBuilderRef B, LLVMTypeRef ElemTy,
LLVMValueRef LHS, LLVMValueRef RHS,
const char *Name) {
return wrap(unwrap(B)->CreatePtrDiff(unwrap(ElemTy), unwrap(LHS),
unwrap(RHS), Name));
}
LLVMValueRef LLVMBuildAtomicRMW(LLVMBuilderRef B,LLVMAtomicRMWBinOp op,
LLVMValueRef PTR, LLVMValueRef Val,
LLVMAtomicOrdering ordering,