[Mlir-commits] [mlir] [MLIR][NVVM] Return ISA compiler log via ObjectAttr properties (PR #176697)

[Zichen Lu]

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@@ -611,21 +624,32 @@ NVPTXSerializer::compileToBinaryNVPTX(StringRef ptxCode) {
   RETURN_ON_NVPTXCOMPILER_ERROR(
       nvPTXCompilerGetCompiledProgram(compiler, (void *)binary.data()));
 
+  // Lambda to fetch info log; returns empty vector on failure or no log.
+  auto fetchInfoLog = [&]() -> SmallVector<char> {
+    size_t size = 0;
+    if (nvPTXCompilerGetInfoLogSize(compiler, &size) != NVPTXCOMPILE_SUCCESS ||
+        size == 0)
+      return {};
+    SmallVector<char> log(size + 1, 0);
+    if (nvPTXCompilerGetInfoLog(compiler, log.data()) != NVPTXCOMPILE_SUCCESS)
+      return {};
+    return log;
+  };
+
+  if (target.hasFlag("compiler-diagnostics")) {
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MikaOvO wrote:

Updated it in nvvm-attach-target pass. Thanks!

https://github.com/llvm/llvm-project/pull/176697