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Add type attributes to LLVM C API 

The LLVM C API is missing type attributes as is needed by attributes
such as sret and byval. This patch adds three missing wrapper
functions.

Bugzilla: https://bugs.llvm.org/show_bug.cgi?id=48249

https://reviews.llvm.org/D97763
This commit is contained in:
Christoffer Lernö 2021-03-19 18:55:52 -04:00 committed by Matt Arsenault
parent 4bd2bfb6ec
commit 528f6f7d61
2 changed files with 28 additions and 0 deletions
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12
llvm/include/llvm-c/Core.h
View File

@ -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.
*/
@ -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.

16
llvm/lib/IR/Core.cpp
View File

@ -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) {
@ -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);