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Add type attributes to LLVM C API #15

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Aug 24, 2021
Merged

Add type attributes to LLVM C API #15

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12 changes: 12 additions & 0 deletions llvm/include/llvm-c/Core.h
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Original file line number Diff line number Diff line change
Expand Up @@ -604,6 +604,17 @@ unsigned LLVMGetEnumAttributeKind(LLVMAttributeRef A);
*/
uint64_t LLVMGetEnumAttributeValue(LLVMAttributeRef A);

/**
* Create a type attribute
*/
LLVMAttributeRef LLVMCreateTypeAttribute(LLVMContextRef C, unsigned KindID,
LLVMTypeRef type_ref);

/**
* Get the type attribute's value.
*/
LLVMTypeRef LLVMGetTypeAttributeValue(LLVMAttributeRef A);

/**
* Create a string attribute.
*/
Expand All @@ -626,6 +637,7 @@ const char *LLVMGetStringAttributeValue(LLVMAttributeRef A, unsigned *Length);
*/
LLVMBool LLVMIsEnumAttribute(LLVMAttributeRef A);
LLVMBool LLVMIsStringAttribute(LLVMAttributeRef A);
LLVMBool LLVMIsTypeAttribute(LLVMAttributeRef A);

/**
* Obtain a Type from a context by its registered name.
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16 changes: 16 additions & 0 deletions llvm/lib/IR/Core.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -164,6 +164,18 @@ uint64_t LLVMGetEnumAttributeValue(LLVMAttributeRef A) {
return Attr.getValueAsInt();
}

LLVMAttributeRef LLVMCreateTypeAttribute(LLVMContextRef C, unsigned KindID,
LLVMTypeRef type_ref) {
auto &Ctx = *unwrap(C);
auto AttrKind = (Attribute::AttrKind)KindID;
return wrap(Attribute::get(Ctx, AttrKind, unwrap(type_ref)));
}

LLVMTypeRef LLVMGetTypeAttributeValue(LLVMAttributeRef A) {
auto Attr = unwrap(A);
return wrap(Attr.getValueAsType());
}

LLVMAttributeRef LLVMCreateStringAttribute(LLVMContextRef C,
const char *K, unsigned KLength,
const char *V, unsigned VLength) {
Expand Down Expand Up @@ -194,6 +206,10 @@ LLVMBool LLVMIsStringAttribute(LLVMAttributeRef A) {
return unwrap(A).isStringAttribute();
}

LLVMBool LLVMIsTypeAttribute(LLVMAttributeRef A) {
return unwrap(A).isTypeAttribute();
}

char *LLVMGetDiagInfoDescription(LLVMDiagnosticInfoRef DI) {
std::string MsgStorage;
raw_string_ostream Stream(MsgStorage);
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