Skip to content

[SYCL] remove -### check in findLibspirvPath #19784

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 8 commits into from
Sep 1, 2025
Merged

[SYCL] remove -### check in findLibspirvPath #19784

Show file tree
Hide file tree
Changes from 4 commits
Commits
Show all changes
8 commits
Select commit Hold shift + click to select a range
29fa994
[SYCL] Fix libspirv invalid path in -###
wenju-he Aug 13, 2025
d0631bd
remove OPT__HASH_HASH_HASH check
wenju-he Aug 26, 2025
fff0b03
fix test on windows
wenju-he Aug 26, 2025
8b2465c
fix test on windows
wenju-he Aug 26, 2025
f0c44c1
add -fno-sycl-libspirv to native-cpu test, remove CHECK-HHH-NONEXISTE…
wenju-he Aug 26, 2025
ed18e29
remove -Werror from clang/test/Driver/sycl-native-cpu.cpp
wenju-he Aug 26, 2025
a647226
Update clang/test/Driver/sycl-native-cpu.cpp
wenju-he Aug 26, 2025
9e739e4
move -fno-sycl-libspirv before -###
wenju-he Aug 26, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
3 changes: 1 addition & 2 deletions clang/lib/Driver/ToolChains/SYCL.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -68,8 +68,7 @@ const char *SYCLInstallationDetector::findLibspirvPath(
SmallString<128> LibraryPath(Path);
llvm::sys::path::append(LibraryPath, a, b, c, Basename);

if (Args.hasArgNoClaim(options::OPT__HASH_HASH_HASH) ||
llvm::sys::fs::exists(LibraryPath))
if (llvm::sys::fs::exists(LibraryPath))
return Args.MakeArgString(LibraryPath);

return nullptr;
Expand Down
15 changes: 9 additions & 6 deletions clang/test/Driver/sycl-libspirv-toolchain.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -34,17 +34,20 @@
// RUN: | FileCheck %s -DINSTALL_DIR=%{install_dir} -DRESOURCE_DIR=%{resource_dir} --check-prefixes=CHECK-DIR
// CHECK-DIR: "-cc1"{{.*}} "-fsycl-is-device"{{.*}} "-mlink-builtin-bitcode" "[[INSTALL_DIR]]{{.*[\\/]}}remangled-{{.*}}.libspirv-nvptx64-nvidia-cuda.bc"
//
// The `-###` option disables file existence checks
// If libspirv path doesn't exist, error is reported.
// DEFINE: %{nonexistent_dir} = %/S/Inputs/SYCL/does_not_exist/lib/clang/resource_dir
// RUN: %clang -### -ccc-install-dir %{nonexistent_dir} -fsycl -fsycl-targets=nvptx64-nvidia-cuda -nocudalib %s 2>&1 \
// RUN: not %clang -### -ccc-install-dir %{nonexistent_dir} -fsycl -fsycl-targets=nvptx64-nvidia-cuda -nocudalib %s 2>&1 \
// RUN: | FileCheck %s -DDIR=%{nonexistent_dir} --check-prefixes=CHECK-HHH-NONEXISTENT
// CHECK-HHH-NONEXISTENT: "-cc1"{{.*}} "-fsycl-is-device"{{.*}} "-mlink-builtin-bitcode" "[[DIR]]{{.*[\\/]}}remangled-{{.*}}.libspirv-nvptx64-nvidia-cuda.bc"
// CHECK-HHH-NONEXISTENT: error: cannot find 'remangled-{{.*}}.libspirv-nvptx64-nvidia-cuda.bc'; provide path to libspirv library via '-fsycl-libspirv-path', or pass '-fno-sycl-libspirv' to build without linking with libspirv
//
// RUN: %clang -### -ccc-install-dir %{nonexistent_dir} -fsycl -fsycl-targets=amdgcn-amd-amdhsa -Xsycl-target-backend --offload-arch=gfx908 -nogpulib %s 2>&1 \
// RUN: %clang -### -ccc-install-dir %{nonexistent_dir} -fsycl -fsycl-targets=nvptx64-nvidia-cuda -nocudalib -fno-sycl-libspirv %s 2>&1 \
// RUN: | FileCheck %s -DDIR=%{nonexistent_dir} --check-prefixes=CHECK-HHH-NONEXISTENT-NOSYCLLIBSPIRV
// CHECK-HHH-NONEXISTENT-NOSYCLLIBSPIRV: clang: warning: '-fno-sycl-libspirv' should not be used with target 'nvptx64-nvidia-cuda'; libspirv is required for correct behavior [-Wunsafe-libspirv-not-linked]
//
// RUN: not %clang -### -ccc-install-dir %{nonexistent_dir} -fsycl -fsycl-targets=amdgcn-amd-amdhsa -Xsycl-target-backend --offload-arch=gfx908 -nogpulib %s 2>&1 \
// RUN: | FileCheck %s -DDIR=%{nonexistent_dir} --check-prefixes=CHECK-AMDGCN-HHH-NONEXISTENT
// CHECK-AMDGCN-HHH-NONEXISTENT: "-cc1"{{.*}} "-fsycl-is-device"{{.*}} "-mlink-builtin-bitcode" "[[DIR]]{{.*[\\/]}}remangled-{{.*}}.libspirv-amdgcn-amd-amdhsa.bc"
// CHECK-AMDGCN-HHH-NONEXISTENT: clang: error: cannot find 'remangled-{{.*}}.libspirv-amdgcn-amd-amdhsa.bc'; provide path to libspirv library via '-fsycl-libspirv-path', or pass '-fno-sycl-libspirv' to build without linking with libspirv
//
// `-fdriver-only` has no such special handling, so it will not find the file
// RUN: not %clang -fdriver-only -ccc-install-dir %{nonexistent_dir} -fsycl -fsycl-targets=nvptx64-nvidia-cuda -nocudalib %s 2>&1 \
// RUN: | FileCheck %s -DDIR=%{nonexistent_dir} --check-prefixes=CHECK-DO-NONEXISTENT
// CHECK-DO-NONEXISTENT: error: cannot find 'remangled-{{.*}}.libspirv-nvptx64-nvidia-cuda.bc'; provide path to libspirv library via '-fsycl-libspirv-path', or pass '-fno-sycl-libspirv' to build without linking with libspirv
Loading