I have pushed the following PR to address issues in my patch: https://github.com/llvm/llvm-project/pull/149703
I haven’t verified that it fixes your regression, will do that shortly.
Jonathan
On 18 Jul 2025, at 20:40, ci_notify@linaro.org wrote:
Dear contributor,
Our automatic CI has detected problems related to your patch(es). Please find some details below.
In tcwg_flang_test/main-aarch64-Ofast-sve_vla, after: | commit llvmorg-22-init-340-ge8a891b0f9d2 | Author: Jonathan Cohen joncoh@apple.com | Date: Thu Jul 17 19:21:57 2025 +0300 | | [AArch64][Machine-Combiner] Split gather patterns into neon regs to multiple vectors (#142941) | | This changes optimizes gather-like sequences, where we load values | separately into lanes of a neon vector. Since each load has serial | dependency, when performing multiple i32 loads into a 128 bit vector for example, it | ... 3 lines of the commit log omitted.
Produces 4 regressions: | | regressions.sum: | Running test-suite:Fujitsu/Fortran/0631 ... | FAIL: test-suite :: Fujitsu/Fortran/0631/Fujitsu-Fortran-0631_0110.test | FAIL: test-suite :: Fujitsu/Fortran/0631/Fujitsu-Fortran-0631_0111.test | Running test-suite:Fujitsu/Fortran/0640 ... | FAIL: test-suite :: Fujitsu/Fortran/0640/Fujitsu-Fortran-0640_0074.test | ... and 2 more | # "FAIL" means : the execution of the compiled binary failed / output of the binary differs from the expected one
Used configuration :
- Toolchain : cmake -G Ninja ../llvm/llvm "-DLLVM_ENABLE_PROJECTS=clang;lld;flang;openmp;clang-tools-extra" -DCMAKE_BUILD_TYPE=Release -DLLVM_ENABLE_ASSERTIONS=True -DCMAKE_INSTALL_PREFIX=../llvm-install "-DLLVM_TARGETS_TO_BUILD=AArch64" -DCLANG_DEFAULT_LINKER=lld
- Testsuite : export LD_LIBRARY_PATH=$\WORKSPACE/llvm-install/lib/aarch64-unknown-linux-gnu${LD_LIBRARY_PATH:+:$\LD_LIBRARY_PATH}
cmake -GNinja -DCMAKE_C_COMPILER="$\WORKSPACE/llvm-install/bin/clang" -DCMAKE_CXX_COMPILER="$\WORKSPACE/llvm-install/bin/clang++" -DCMAKE_Fortran_COMPILER="$\WORKSPACE/llvm-install/bin/flang-new" -DCMAKE_BUILD_TYPE=Release -DCMAKE_C_FLAGS= -DCMAKE_CXX_FLAGS= -DCMAKE_Fortran_FLAGS= -DCMAKE_C_FLAGS_RELEASE="-O3 -ffast-math -march=armv8.4-a+sve -msve-vector-bits=scalable -mllvm -scalable-vectorization=preferred -mllvm -treat-scalable-fixed-error-as-warning=false -DNDEBUG" -DCMAKE_CXX_FLAGS_RELEASE="-O3 -ffast-math -march=armv8.4-a+sve -msve-vector-bits=scalable -mllvm -scalable-vectorization=preferred -mllvm -treat-scalable-fixed-error-as-warning=false -DNDEBUG" -DCMAKE_Fortran_FLAGS_RELEASE="-O3 -ffast-math -march=armv8.4-a+sve -msve-vector-bits=scalable -mllvm -scalable-vectorization=preferred -mllvm -treat-scalable-fixed-error-as-warning=false -DNDEBUG" -DTEST_SUITE_FORTRAN=ON -DTEST_SUITE_SUBDIRS=Fujitsu "$\WORKSPACE/test/test-suite"
We track this bug report under https://linaro.atlassian.net/browse/LLVM-1731. Please let us know if you have a fix.
If you have any questions regarding this report, please ask on linaro-toolchain@lists.linaro.org mailing list.
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The information below contains the details of the failures, and the ways to reproduce a debug environment:
You can find the failure logs in *.log.1.xz files in
The full lists of regressions and improvements as well as configure and make commands are in
The list of [ignored] baseline and flaky failures are in
Fujitsu testsuite : https://github.com/fujitsu/compiler-test-suite/
Current build : https://ci.linaro.org/job/tcwg_flang_test--main-aarch64-Ofast-sve_vla-build/... Reference build : https://ci.linaro.org/job/tcwg_flang_test--main-aarch64-Ofast-sve_vla-build/...
Instruction to reproduce the build : https://gitlab.com/Linaro/tcwg/ci/interesting-commits/-/raw/master/llvm/sha1...
Full commit : https://github.com/llvm/llvm-project/commit/e8a891b0f9d2a742ac3904116aaec2c7...
linaro-toolchain@lists.linaro.org
-
Jonathan Cohen