[Mlir-commits] [mlir] [MLIR][ArmSVE] Add initial lowering of vector.contract to SVE `*MMLA` instructions (PR #135636)

Fri Jun 6 08:21:54 PDT 2025

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `flang-aarch64-latest-gcc` running on `linaro-flang-aarch64-latest-gcc` while building `mlir` at step 5 "build-unified-tree".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/130/builds/13593

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 5 (build-unified-tree) failure: build (failure)
...
588.240 [1180/115/6163] Building CXX object tools/flang/lib/Evaluate/CMakeFiles/FortranEvaluate.dir/real.cpp.o
591.319 [1180/114/6164] Building CXX object tools/flang/lib/Parser/CMakeFiles/FortranParser.dir/expr-parsers.cpp.o
592.712 [1180/113/6165] Building CXX object tools/flang/lib/Semantics/CMakeFiles/FortranSemantics.dir/check-namelist.cpp.o
595.913 [1180/112/6166] Building CXX object tools/flang/lib/Parser/CMakeFiles/FortranParser.dir/parse-tree.cpp.o
596.582 [1180/111/6167] Building CXX object tools/flang/lib/Semantics/CMakeFiles/FortranSemantics.dir/check-return.cpp.o
596.900 [1180/110/6168] Building CXX object tools/flang/lib/Semantics/CMakeFiles/FortranSemantics.dir/program-tree.cpp.o
598.396 [1180/109/6169] Building CXX object tools/flang/lib/Evaluate/CMakeFiles/FortranEvaluate.dir/common.cpp.o
599.611 [1180/108/6170] Building CXX object tools/flang/lib/Semantics/CMakeFiles/FortranSemantics.dir/check-select-type.cpp.o
604.731 [1180/107/6171] Building CXX object tools/flang/lib/Parser/CMakeFiles/FortranParser.dir/io-parsers.cpp.o
1564.343 [1180/106/6172] Building CXX object tools/flang/lib/Evaluate/CMakeFiles/FortranEvaluate.dir/fold.cpp.o
FAILED: tools/flang/lib/Evaluate/CMakeFiles/FortranEvaluate.dir/fold.cpp.o 
/usr/local/bin/c++ -DFLANG_INCLUDE_TESTS=1 -DGTEST_HAS_RTTI=0 -D_DEBUG -D_GLIBCXX_ASSERTIONS -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/home/tcwg-buildbot/worker/flang-aarch64-latest-gcc/build/tools/flang/lib/Evaluate -I/home/tcwg-buildbot/worker/flang-aarch64-latest-gcc/llvm-project/flang/lib/Evaluate -I/home/tcwg-buildbot/worker/flang-aarch64-latest-gcc/llvm-project/flang/include -I/home/tcwg-buildbot/worker/flang-aarch64-latest-gcc/build/tools/flang/include -I/home/tcwg-buildbot/worker/flang-aarch64-latest-gcc/build/include -I/home/tcwg-buildbot/worker/flang-aarch64-latest-gcc/llvm-project/llvm/include -isystem /home/tcwg-buildbot/worker/flang-aarch64-latest-gcc/llvm-project/flang/../mlir/include -isystem /home/tcwg-buildbot/worker/flang-aarch64-latest-gcc/build/tools/mlir/include -isystem /home/tcwg-buildbot/worker/flang-aarch64-latest-gcc/build/tools/clang/include -isystem /home/tcwg-buildbot/worker/flang-aarch64-latest-gcc/llvm-project/llvm/../clang/include -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wno-missing-field-initializers -pedantic -Wno-long-long -Wimplicit-fallthrough -Wno-maybe-uninitialized -Wno-nonnull -Wno-class-memaccess -Wno-redundant-move -Wno-pessimizing-move -Wno-noexcept-type -Wdelete-non-virtual-dtor -Wsuggest-override -Wno-comment -Wno-misleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -Wno-deprecated-copy -Wno-ctad-maybe-unsupported -fno-strict-aliasing -fno-semantic-interposition -fpch-preprocess -O3 -DNDEBUG -fno-semantic-interposition -std=c++17 -fPIC  -fno-exceptions -funwind-tables -fno-rtti -UNDEBUG -Winvalid-pch -include /home/tcwg-buildbot/worker/flang-aarch64-latest-gcc/build/tools/flang/lib/Evaluate/CMakeFiles/FortranEvaluate.dir/cmake_pch.hxx -MD -MT tools/flang/lib/Evaluate/CMakeFiles/FortranEvaluate.dir/fold.cpp.o -MF tools/flang/lib/Evaluate/CMakeFiles/FortranEvaluate.dir/fold.cpp.o.d -o tools/flang/lib/Evaluate/CMakeFiles/FortranEvaluate.dir/fold.cpp.o -c /home/tcwg-buildbot/worker/flang-aarch64-latest-gcc/llvm-project/flang/lib/Evaluate/fold.cpp
g++-latest: fatal error: Killed signal terminated program cc1plus
compilation terminated.
1571.344 [1180/105/6173] Building CXX object tools/flang/lib/Semantics/CMakeFiles/FortranSemantics.dir/attr.cpp.o
1575.605 [1180/104/6174] Building CXX object tools/flang/lib/Semantics/CMakeFiles/FortranSemantics.dir/check-arithmeticif.cpp.o
1577.336 [1180/103/6175] Building CXX object tools/flang/lib/Evaluate/CMakeFiles/FortranEvaluate.dir/constant.cpp.o
1582.666 [1180/102/6176] Building CXX object tools/flang/lib/Semantics/CMakeFiles/FortranSemantics.dir/openmp-dsa.cpp.o
1585.236 [1180/101/6177] Building CXX object tools/flang/lib/Semantics/CMakeFiles/FortranSemantics.dir/openmp-modifiers.cpp.o
1585.405 [1180/100/6178] Building CXX object tools/flang/lib/Semantics/CMakeFiles/FortranSemantics.dir/check-purity.cpp.o
1587.978 [1180/99/6179] Building CXX object tools/flang/lib/Semantics/CMakeFiles/FortranSemantics.dir/check-stop.cpp.o
1596.434 [1180/98/6180] Building CXX object tools/flang/lib/Semantics/CMakeFiles/FortranSemantics.dir/check-select-rank.cpp.o
1603.973 [1180/97/6181] Building CXX object tools/flang/lib/Semantics/CMakeFiles/FortranSemantics.dir/rewrite-directives.cpp.o
1604.053 [1180/96/6182] Building CXX object tools/flang/lib/Semantics/CMakeFiles/FortranSemantics.dir/check-nullify.cpp.o
1604.915 [1180/95/6183] Building CXX object tools/flang/lib/Semantics/CMakeFiles/FortranSemantics.dir/check-io.cpp.o
1605.016 [1180/94/6184] Building CXX object tools/flang/lib/Semantics/CMakeFiles/FortranSemantics.dir/check-if-stmt.cpp.o
1608.321 [1180/93/6185] Building CXX object tools/flang/lib/Semantics/CMakeFiles/FortranSemantics.dir/canonicalize-directives.cpp.o
1608.712 [1180/92/6186] Building CXX object tools/flang/lib/Semantics/CMakeFiles/FortranSemantics.dir/check-allocate.cpp.o
1610.777 [1180/91/6187] Building CXX object tools/flang/lib/Lower/CMakeFiles/FortranLower.dir/IterationSpace.cpp.o
1613.339 [1180/90/6188] Building CXX object tools/flang/lib/Lower/CMakeFiles/FortranLower.dir/SymbolMap.cpp.o
1613.417 [1180/89/6189] Building CXX object tools/flang/lib/Semantics/CMakeFiles/FortranSemantics.dir/check-declarations.cpp.o
1614.336 [1180/88/6190] Building CXX object tools/flang/lib/Semantics/CMakeFiles/FortranSemantics.dir/dump-expr.cpp.o
1614.465 [1180/87/6191] Building CXX object tools/flang/lib/Semantics/CMakeFiles/FortranSemantics.dir/compute-offsets.cpp.o
1615.863 [1180/86/6192] Building CXX object tools/flang/lib/Evaluate/CMakeFiles/FortranEvaluate.dir/call.cpp.o
1616.683 [1180/85/6193] Building CXX object tools/flang/lib/Parser/CMakeFiles/FortranParser.dir/openacc-parsers.cpp.o
1616.807 [1180/84/6194] Building CXX object tools/mlir/tools/mlir-opt/CMakeFiles/mlir-opt.dir/mlir-opt.cpp.o
1618.791 [1180/83/6195] Building CXX object tools/flang/lib/Semantics/CMakeFiles/FortranSemantics.dir/rewrite-parse-tree.cpp.o
1619.309 [1180/82/6196] Building CXX object tools/mlir/tools/mlir-opt/CMakeFiles/MLIRMlirOptMain.dir/mlir-opt.cpp.o
1622.937 [1180/81/6197] Building CXX object tools/flang/lib/Evaluate/CMakeFiles/FortranEvaluate.dir/type.cpp.o
1622.963 [1180/80/6198] Building CXX object tools/mlir/tools/mlir-lsp-server/CMakeFiles/mlir-lsp-server.dir/mlir-lsp-server.cpp.o
1625.897 [1180/79/6199] Building CXX object tools/flang/lib/Lower/CMakeFiles/FortranLower.dir/HlfirIntrinsics.cpp.o
1626.355 [1180/78/6200] Building CXX object tools/flang/lib/Parser/CMakeFiles/FortranParser.dir/executable-parsers.cpp.o
1627.870 [1180/77/6201] Building CXX object tools/flang/lib/Semantics/CMakeFiles/FortranSemantics.dir/canonicalize-do.cpp.o
1630.362 [1180/76/6202] Building CXX object tools/flang/lib/Semantics/CMakeFiles/FortranSemantics.dir/pointer-assignment.cpp.o
1630.523 [1180/75/6203] Building CXX object tools/flang/lib/Lower/CMakeFiles/FortranLower.dir/LoweringOptions.cpp.o
1632.030 [1180/74/6204] Building CXX object tools/flang/lib/Semantics/CMakeFiles/FortranSemantics.dir/check-deallocate.cpp.o
1632.155 [1180/73/6205] Building CXX object tools/flang/lib/Lower/CMakeFiles/FortranLower.dir/Support/PrivateReductionUtils.cpp.o
1633.154 [1180/72/6206] Building CXX object tools/flang/lib/Lower/CMakeFiles/FortranLower.dir/CallInterface.cpp.o
1633.556 [1180/71/6207] Building CXX object tools/flang/lib/Lower/CMakeFiles/FortranLower.dir/Coarray.cpp.o

```

</details>

https://github.com/llvm/llvm-project/pull/135636