https://github.com/SquallATF created
https://github.com/llvm/llvm-project/pull/135300
Make nvptx-arch work on windows
>From a4e22b9f5da3578fc2fb02d55e144509759ee705 Mon Sep 17 00:00:00 2001
From: Peiyuan Song <squall...@gmail.com>
Date: Fri, 11 Apr 2025 09:51:44 +0800
Subject: [PATCH] [nvptx-arch] allowed load `nvcuda.dll` on Windows
---
clang/tools/offload-arch/NVPTXArch.cpp | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/clang/tools/offload-arch/NVPTXArch.cpp
b/clang/tools/offload-arch/NVPTXArch.cpp
index c7b7fcdf80500..dc06f836898ca 100644
--- a/clang/tools/offload-arch/NVPTXArch.cpp
+++ b/clang/tools/offload-arch/NVPTXArch.cpp
@@ -39,7 +39,11 @@ CUresult (*cuGetErrorString)(CUresult, const char **);
CUresult (*cuDeviceGet)(CUdevice *, int);
CUresult (*cuDeviceGetAttribute)(int *, CUdevice_attribute, CUdevice);
+#if defined(_WIN32)
+constexpr const char *DynamicCudaPath = "nvcuda.dll";
+#else
constexpr const char *DynamicCudaPath = "libcuda.so.1";
+#endif
llvm::Error loadCUDA() {
std::string ErrMsg;
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