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Fix B200 cu128 NVCC compilation failed (#173)

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PGFLMG
2025-08-27 09:07:18 +08:00
committed by GitHub
parent 9c3783beb2
commit 3a93f4eb28
1 changed files with 10 additions and 2 deletions
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12
csrc/jit/compiler.hpp
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@@ -155,10 +155,14 @@ public:
signature = fmt::format("NVCC{}.{}", nvcc_major, nvcc_minor);
// The override the compiler flags
std::string selected_arch = device_runtime->get_arch();
// Compatibility: NVCC < 12.9 may not recognize sm_100f; fallback to sm_100a
if (selected_arch == "100f" && (nvcc_major < 12 || (nvcc_major == 12 && nvcc_minor < 9)))
selected_arch = "100a";
flags = fmt::format("{} -I{} --gpu-architecture=sm_{} "
"--compiler-options=-fPIC,-O3,-fconcepts,-Wno-deprecated-declarations,-Wno-abi "
"-cubin -O3 --expt-relaxed-constexpr --expt-extended-lambda",
flags, library_include_path.c_str(), device_runtime->get_arch());
flags, library_include_path.c_str(), selected_arch);
}
void compile(const std::string &code, const std::filesystem::path& dir_path, const std::filesystem::path &cubin_path) const override {
@@ -205,8 +209,12 @@ public:
}
// Override the compiler flags
std::string selected_arch = device_runtime->get_arch();
// Compatibility: NVRTC < 12.9 may not recognize sm_100f; fallback to sm_100a
if (selected_arch == "100f" && (major < 12 || (major == 12 && minor < 9)))
selected_arch = "100a";
flags = fmt::format("{} {}--gpu-architecture=sm_{} -default-device {}",
flags, include_dirs, device_runtime->get_arch(), pch_flags);
flags, include_dirs, selected_arch, pch_flags);
}
void compile(const std::string &code, const std::filesystem::path& dir_path, const std::filesystem::path &cubin_path) const override {