[llvm] [LLVM] Add a C API for creating instructions with custom syncscopes. (PR #104775)

[Nikita Popov via llvm-commits]

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@@ -646,6 +646,26 @@ unsigned LLVMGetMDKindIDInContext(LLVMContextRef C, const char *Name,
                                   unsigned SLen);
 unsigned LLVMGetMDKindID(const char *Name, unsigned SLen);
 
+/**
+ * Maps a synchronization scope name to a ID unique within this context.
+ */
+unsigned LLVMGetSyncScopeIDInContext(LLVMContextRef C, const char *Name,
+                                     unsigned SLen);
+
+/**
+ * Maps a synchronization scope name to a unique ID.
+ *
+ * This is equivalent to calling LLVMGetSyncScopeIDInContext with
+ * LLVMGetGlobalContext() as the context parameter.
+ */
+unsigned LLVMGetSyncScopeID(const char *Name, unsigned SLen);
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nikic wrote:

Don't add new function using global context. You can use the name LLVMGetSyncScopeID for the function accepting LLVMContextRef.

https://github.com/llvm/llvm-project/pull/104775