[Mlir-commits] [mlir] [MLIR] Add llvm (debug) attributes to CAPI (PR #83992)

[Oleksandr Alex Zinenko]

================
@@ -225,12 +226,157 @@ static int testStructTypeCreation(MlirContext ctx) {
   return 0;
 }
 
+// CHECK-LABEL: testLLVMAttributes
+static void testLLVMAttributes(MlirContext ctx) {
+  fprintf(stderr, "testLLVMAttributes\n");
+
+  // CHECK: #llvm.linkage<internal>
+  mlirAttributeDump(mlirLLVMLinkageAttrGet(ctx, 0x1));
+  // CHECK: #llvm.cconv<ccc>
+  mlirAttributeDump(mlirLLVMCConvAttrGet(ctx, 0x0));
+  // CHECK: #llvm<comdat any>
+  mlirAttributeDump(mlirLLVMComdatAttrGet(ctx, 0x0));
+}
+
+// CHECK-LABEL: testDebugInfoAttributes
+static void testDebugInfoAttributes(MlirContext ctx) {
+  fprintf(stderr, "testDebugInfoAttributes\n");
+
+  MlirAttribute foo =
+      mlirStringAttrGet(ctx, mlirStringRefCreateFromCString("foo"));
+  MlirAttribute bar =
+      mlirStringAttrGet(ctx, mlirStringRefCreateFromCString("bar"));
+  MlirAttribute id = mlirDisctinctAttrCreate(foo);
+
+  // CHECK: #llvm.di_null_type
+  mlirAttributeDump(mlirLLVMDINullTypeAttrGet(ctx));
+  // CHECK: #llvm.di_basic_type<tag = DW_TAG_null, name = "foo", sizeInBits =
+  // 64, encoding = DW_ATE_signed>
+  MlirAttribute di_type = mlirLLVMDIBasicTypeAttrGet(ctx, 0, foo, 64, 0x5);
----------------
ftynse wrote:

Ditto. As a code reader, I have no idea whether `0x5` corresponds to `DW_ATE_signed` or not so cannot understand whether the test is correct or not.

https://github.com/llvm/llvm-project/pull/83992