[clang] [SYCL][SPIR-V Backend][clang-sycl-linker] Add SPIR-V backend support inside clang-sycl-linker (PR #133967)
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Wed Apr 2 18:16:42 PDT 2025
llvm-ci wrote:
LLVM Buildbot has detected a new failure on builder `clang-arm64-windows-msvc` running on `linaro-armv8-windows-msvc-04` while building `clang` at step 6 "test-build-unified-tree-check-all".
Full details are available at: https://lab.llvm.org/buildbot/#/builders/161/builds/5156
<details>
<summary>Here is the relevant piece of the build log for the reference</summary>
```
Step 6 (test-build-unified-tree-check-all) failure: test (failure)
******************** TEST 'Clang :: Driver/clang-sycl-linker-test.cpp' FAILED ********************
Exit Code: 1
Command Output (stdout):
--
# RUN: at line 4
c:\users\tcwg\llvm-worker\clang-arm64-windows-msvc\build\bin\clang.exe --driver-mode=g++ -emit-llvm -c -target spirv64 C:\Users\tcwg\llvm-worker\clang-arm64-windows-msvc\llvm-project\clang\test\Driver\clang-sycl-linker-test.cpp -o C:\Users\tcwg\llvm-worker\clang-arm64-windows-msvc\build\tools\clang\test\Driver\Output\clang-sycl-linker-test.cpp.tmp_1.bc
# executed command: 'c:\users\tcwg\llvm-worker\clang-arm64-windows-msvc\build\bin\clang.exe' --driver-mode=g++ -emit-llvm -c -target spirv64 'C:\Users\tcwg\llvm-worker\clang-arm64-windows-msvc\llvm-project\clang\test\Driver\clang-sycl-linker-test.cpp' -o 'C:\Users\tcwg\llvm-worker\clang-arm64-windows-msvc\build\tools\clang\test\Driver\Output\clang-sycl-linker-test.cpp.tmp_1.bc'
# RUN: at line 5
c:\users\tcwg\llvm-worker\clang-arm64-windows-msvc\build\bin\clang.exe --driver-mode=g++ -emit-llvm -c -target spirv64 C:\Users\tcwg\llvm-worker\clang-arm64-windows-msvc\llvm-project\clang\test\Driver\clang-sycl-linker-test.cpp -o C:\Users\tcwg\llvm-worker\clang-arm64-windows-msvc\build\tools\clang\test\Driver\Output\clang-sycl-linker-test.cpp.tmp_2.bc
# executed command: 'c:\users\tcwg\llvm-worker\clang-arm64-windows-msvc\build\bin\clang.exe' --driver-mode=g++ -emit-llvm -c -target spirv64 'C:\Users\tcwg\llvm-worker\clang-arm64-windows-msvc\llvm-project\clang\test\Driver\clang-sycl-linker-test.cpp' -o 'C:\Users\tcwg\llvm-worker\clang-arm64-windows-msvc\build\tools\clang\test\Driver\Output\clang-sycl-linker-test.cpp.tmp_2.bc'
# RUN: at line 6
c:\users\tcwg\llvm-worker\clang-arm64-windows-msvc\build\bin\clang-sycl-linker.exe --dry-run -v -triple=spirv64 C:\Users\tcwg\llvm-worker\clang-arm64-windows-msvc\build\tools\clang\test\Driver\Output\clang-sycl-linker-test.cpp.tmp_1.bc C:\Users\tcwg\llvm-worker\clang-arm64-windows-msvc\build\tools\clang\test\Driver\Output\clang-sycl-linker-test.cpp.tmp_2.bc -o a.spv 2>&1 | c:\users\tcwg\llvm-worker\clang-arm64-windows-msvc\build\bin\filecheck.exe C:\Users\tcwg\llvm-worker\clang-arm64-windows-msvc\llvm-project\clang\test\Driver\clang-sycl-linker-test.cpp --check-prefix=SIMPLE-FO
# executed command: 'c:\users\tcwg\llvm-worker\clang-arm64-windows-msvc\build\bin\clang-sycl-linker.exe' --dry-run -v -triple=spirv64 'C:\Users\tcwg\llvm-worker\clang-arm64-windows-msvc\build\tools\clang\test\Driver\Output\clang-sycl-linker-test.cpp.tmp_1.bc' 'C:\Users\tcwg\llvm-worker\clang-arm64-windows-msvc\build\tools\clang\test\Driver\Output\clang-sycl-linker-test.cpp.tmp_2.bc' -o a.spv
# note: command had no output on stdout or stderr
# error: command failed with exit status: 1
# executed command: 'c:\users\tcwg\llvm-worker\clang-arm64-windows-msvc\build\bin\filecheck.exe' 'C:\Users\tcwg\llvm-worker\clang-arm64-windows-msvc\llvm-project\clang\test\Driver\clang-sycl-linker-test.cpp' --check-prefix=SIMPLE-FO
# .---command stderr------------
# | C:\Users\tcwg\llvm-worker\clang-arm64-windows-msvc\llvm-project\clang\test\Driver\clang-sycl-linker-test.cpp:9:20: error: SIMPLE-FO-NEXT: expected string not found in input
# | // SIMPLE-FO-NEXT: SPIR-V Backend: input: [[LLVMLINKOUT]].bc, output: a.spv
# | ^
# | <stdin>:1:359: note: scanning from here
# | sycl-device-link: inputs: C:\Users\tcwg\llvm-worker\clang-arm64-windows-msvc\build\tools\clang\test\Driver\Output\clang-sycl-linker-test.cpp.tmp_1.bc, C:\Users\tcwg\llvm-worker\clang-arm64-windows-msvc\build\tools\clang\test\Driver\Output\clang-sycl-linker-test.cpp.tmp_2.bc libfiles: output: C:\Users\tcwg\AppData\Local\Temp\lit-tmp-n0l1m3vg\a.spv-a34c78.bc
# | ^
# | <stdin>:1:359: note: with "LLVMLINKOUT" equal to "C:\\\\Users\\\\tcwg\\\\AppData\\\\Local\\\\Temp\\\\lit-tmp-n0l1m3vg\\\\a\\.spv-a34c78"
# | sycl-device-link: inputs: C:\Users\tcwg\llvm-worker\clang-arm64-windows-msvc\build\tools\clang\test\Driver\Output\clang-sycl-linker-test.cpp.tmp_1.bc, C:\Users\tcwg\llvm-worker\clang-arm64-windows-msvc\build\tools\clang\test\Driver\Output\clang-sycl-linker-test.cpp.tmp_2.bc libfiles: output: C:\Users\tcwg\AppData\Local\Temp\lit-tmp-n0l1m3vg\a.spv-a34c78.bc
# | ^
# | <stdin>:2:76: note: possible intended match here
# | c:\users\tcwg\llvm-worker\clang-arm64-windows-msvc\build\bin\clang-sycl-linker.exe: error: No available targets are compatible with triple "spirv64": spirv64
# | ^
# |
# | Input file: <stdin>
# | Check file: C:\Users\tcwg\llvm-worker\clang-arm64-windows-msvc\llvm-project\clang\test\Driver\clang-sycl-linker-test.cpp
# |
# | -dump-input=help explains the following input dump.
# |
# | Input was:
# | <<<<<<
# | 1: sycl-device-link: inputs: C:\Users\tcwg\llvm-worker\clang-arm64-windows-msvc\build\tools\clang\test\Driver\Output\clang-sycl-linker-test.cpp.tmp_1.bc, C:\Users\tcwg\llvm-worker\clang-arm64-windows-msvc\build\tools\clang\test\Driver\Output\clang-sycl-linker-test.cpp.tmp_2.bc libfiles: output: C:\Users\tcwg\AppData\Local\Temp\lit-tmp-n0l1m3vg\a.spv-a34c78.bc
# | next:9'0 X error: no match found
# | next:9'1 with "LLVMLINKOUT" equal to "C:\\\\Users\\\\tcwg\\\\AppData\\\\Local\\\\Temp\\\\lit-tmp-n0l1m3vg\\\\a\\.spv-a34c78"
# | 2: c:\users\tcwg\llvm-worker\clang-arm64-windows-msvc\build\bin\clang-sycl-linker.exe: error: No available targets are compatible with triple "spirv64": spirv64
# | next:9'0 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | next:9'2 ? possible intended match
# | >>>>>>
# `-----------------------------
# error: command failed with exit status: 1
--
...
```
</details>
https://github.com/llvm/llvm-project/pull/133967
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