[PATCH] D111162: [UnknownProvenance] Add llvm-c support

[Jeroen Dobbelaere via Phabricator via llvm-commits]

jeroen.dobbelaere created this revision.
jeroen.dobbelaere added reviewers: jdoerfert, nikic.
Herald added subscribers: dexonsmith, hiraditya.
jeroen.dobbelaere requested review of this revision.
Herald added a project: LLVM.
Herald added a subscriber: llvm-commits.

llvm-c support for UnknownProvenance.


https://reviews.llvm.org/D111162

Files:
  llvm/lib/IR/Core.cpp
  llvm/tools/llvm-c-test/echo.cpp


Index: llvm/tools/llvm-c-test/echo.cpp
===================================================================
--- llvm/tools/llvm-c-test/echo.cpp
+++ llvm/tools/llvm-c-test/echo.cpp
@@ -347,6 +347,12 @@
     return LLVMGetUndef(TypeCloner(M).Clone(Cst));
   }
 
+  // Try unknown_provenance
+  if (LLVMIsUnknownProvenance(Cst)) {
+    check_value_kind(Cst, LLVMUnknownProvenanceValueKind);
+    return LLVMGetUnknownProvenance(TypeCloner(M).Clone(Cst));
+  }
+
   // Try poison
   if (LLVMIsPoison(Cst)) {
     check_value_kind(Cst, LLVMPoisonValueValueKind);
Index: llvm/lib/IR/Core.cpp
===================================================================
--- llvm/lib/IR/Core.cpp
+++ llvm/lib/IR/Core.cpp
@@ -1096,6 +1096,14 @@
   return wrap(ConstantPointerNull::get(unwrap<PointerType>(Ty)));
 }
 
+LLVMBool LLVMIsUnknownProvenance(LLVMValueRef Val) {
+  return isa<UnknownProvenance>(unwrap(Val));
+}
+
+LLVMValueRef LLVMGetUnknownProvenance(LLVMTypeRef Ty) {
+  return wrap(UnknownProvenance::get(unwrap<PointerType>(Ty)));
+}
+
 /*--.. Operations on metadata nodes ........................................--*/
 
 LLVMMetadataRef LLVMMDStringInContext2(LLVMContextRef C, const char *Str,


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