https://github.com/tru updated https://github.com/llvm/llvm-project/pull/100216
>From 1a5c4e5c4fded8293985dc1875a971f7783cfc45 Mon Sep 17 00:00:00 2001 From: Joseph Huber <hube...@outlook.com> Date: Tue, 23 Jul 2024 14:41:57 -0500 Subject: [PATCH] [Clang] Correctly forward `--cuda-path` to the nvlink wrapper (#100170) Summary: This was not forwarded properly as it would try to pass it to `nvlink`. Fixes https://github.com/llvm/llvm-project/issues/100168 (cherry picked from commit 7e1fcf5dd657d465c3fc846f56c6f9d3a4560b43) --- clang/lib/Driver/ToolChains/Cuda.cpp | 4 ++++ clang/test/Driver/linker-wrapper-passes.c | 1 - clang/test/Driver/nvlink-wrapper.c | 7 +++++++ clang/tools/clang-nvlink-wrapper/NVLinkOpts.td | 4 ++-- 4 files changed, 13 insertions(+), 3 deletions(-) diff --git a/clang/lib/Driver/ToolChains/Cuda.cpp b/clang/lib/Driver/ToolChains/Cuda.cpp index 59453c484ae4f4..61d12b10dfb62b 100644 --- a/clang/lib/Driver/ToolChains/Cuda.cpp +++ b/clang/lib/Driver/ToolChains/Cuda.cpp @@ -609,6 +609,10 @@ void NVPTX::Linker::ConstructJob(Compilation &C, const JobAction &JA, CmdArgs.push_back(Args.MakeArgString( "--pxtas-path=" + Args.getLastArgValue(options::OPT_ptxas_path_EQ))); + if (Args.hasArg(options::OPT_cuda_path_EQ)) + CmdArgs.push_back(Args.MakeArgString( + "--cuda-path=" + Args.getLastArgValue(options::OPT_cuda_path_EQ))); + // Add paths specified in LIBRARY_PATH environment variable as -L options. addDirectoryList(Args, CmdArgs, "-L", "LIBRARY_PATH"); diff --git a/clang/test/Driver/linker-wrapper-passes.c b/clang/test/Driver/linker-wrapper-passes.c index aadcf472e9b636..b257c942afa075 100644 --- a/clang/test/Driver/linker-wrapper-passes.c +++ b/clang/test/Driver/linker-wrapper-passes.c @@ -3,7 +3,6 @@ // REQUIRES: llvm-plugins, llvm-examples // REQUIRES: x86-registered-target // REQUIRES: amdgpu-registered-target - // Setup. // RUN: mkdir -p %t // RUN: %clang -cc1 -emit-llvm-bc -o %t/host-x86_64-unknown-linux-gnu.bc \ diff --git a/clang/test/Driver/nvlink-wrapper.c b/clang/test/Driver/nvlink-wrapper.c index fdda93f1f9cdc1..318315ddaca340 100644 --- a/clang/test/Driver/nvlink-wrapper.c +++ b/clang/test/Driver/nvlink-wrapper.c @@ -63,3 +63,10 @@ int baz() { return y + x; } // RUN: -arch sm_52 -o a.out 2>&1 | FileCheck %s --check-prefix=LTO // LTO: ptxas{{.*}} -m64 -c [[PTX:.+]].s -O3 -arch sm_52 -o [[CUBIN:.+]].cubin // LTO: nvlink{{.*}} -arch sm_52 -o a.out [[CUBIN]].cubin {{.*}}-u-{{.*}}.cubin {{.*}}-y-{{.*}}.cubin + +// +// Check that we don't forward some arguments. +// +// RUN: clang-nvlink-wrapper --dry-run %t.o %t-u.o %t-y.a \ +// RUN: -arch sm_52 --cuda-path/opt/cuda -o a.out 2>&1 | FileCheck %s --check-prefix=PATH +// PATH-NOT: --cuda-path=/opt/cuda diff --git a/clang/tools/clang-nvlink-wrapper/NVLinkOpts.td b/clang/tools/clang-nvlink-wrapper/NVLinkOpts.td index e84b530f2787d3..8c80a51b12a44e 100644 --- a/clang/tools/clang-nvlink-wrapper/NVLinkOpts.td +++ b/clang/tools/clang-nvlink-wrapper/NVLinkOpts.td @@ -12,9 +12,9 @@ def verbose : Flag<["-"], "v">, HelpText<"Print verbose information">; def version : Flag<["--"], "version">, HelpText<"Display the version number and exit">; -def cuda_path_EQ : Joined<["--"], "cuda-path=">, +def cuda_path_EQ : Joined<["--"], "cuda-path=">, Flags<[WrapperOnlyOption]>, MetaVarName<"<dir>">, HelpText<"Set the system CUDA path">; -def ptxas_path_EQ : Joined<["--"], "ptxas-path=">, +def ptxas_path_EQ : Joined<["--"], "ptxas-path=">, Flags<[WrapperOnlyOption]>, MetaVarName<"<dir>">, HelpText<"Set the 'ptxas' path">; def o : JoinedOrSeparate<["-"], "o">, MetaVarName<"<path>">, _______________________________________________ llvm-branch-commits mailing list llvm-branch-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-branch-commits
