[llvm] [AMDGPU][True16] added Pre-RA hint to improve copy elimination (PR #103366)

[LLVM Continuous Integration via llvm-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `amdgpu-offload-rhel-8-cmake-build-only` running on `rocm-docker-rhel-8` while building `llvm` at step 4 "annotate".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/204/builds/3255

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

```
Step 4 (annotate) failure: '../llvm-zorg/zorg/buildbot/builders/annotated/amdgpu-offload-cmake.py --jobs=32' (failure)
...

  failed with:

   ninja: warning: bad deps log signature or version; starting over

  ninja: error: failed recompaction: No such file or directory



CMake Generate step failed.  Build files cannot be regenerated correctly.
FAILED: runtimes/builtins-stamps/builtins-configure /home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/runtimes/builtins-stamps/builtins-configure 
cd /home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/runtimes/builtins-bins && /usr/bin/cmake --no-warn-unused-cli -DCMAKE_C_COMPILER=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/./bin/clang -DCMAKE_CXX_COMPILER=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/./bin/clang++ -DCMAKE_ASM_COMPILER=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/./bin/clang -DCMAKE_LINKER=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/./bin/ld.lld -DCMAKE_AR=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/./bin/llvm-ar -DCMAKE_RANLIB=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/./bin/llvm-ranlib -DCMAKE_NM=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/./bin/llvm-nm -DCMAKE_OBJDUMP=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/./bin/llvm-objdump -DCMAKE_OBJCOPY=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/./bin/llvm-objcopy -DCMAKE_STRIP=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/./bin/llvm-strip -DCMAKE_READELF=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/./bin/llvm-readelf -DCMAKE_C_COMPILER_TARGET=x86_64-unknown-linux-gnu -DCMAKE_CXX_COMPILER_TARGET=x86_64-unknown-linux-gnu -DCMAKE_Fortran_COMPILER_TARGET=x86_64-unknown-linux-gnu -DCMAKE_ASM_COMPILER_TARGET=x86_64-unknown-linux-gnu -DCMAKE_INSTALL_PREFIX=/tmp/llvm.install.test -DLLVM_BINARY_DIR=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build -DLLVM_CONFIG_PATH=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/bin/llvm-config -DLLVM_ENABLE_WERROR=OFF -DLLVM_HOST_TRIPLE=x86_64-unknown-linux-gnu -DLLVM_HAVE_LINK_VERSION_SCRIPT=1 -DLLVM_USE_RELATIVE_PATHS_IN_DEBUG_INFO=OFF -DLLVM_USE_RELATIVE_PATHS_IN_FILES=OFF "-DLLVM_LIT_ARGS=-v --show-unsupported --timeout 100 --show-xfail -j 32" -DLLVM_SOURCE_PREFIX= -DPACKAGE_VERSION=21.0.0git -DCMAKE_BUILD_TYPE=Release -DCMAKE_MAKE_PROGRAM=/usr/local/bin/ninja -DCMAKE_EXPORT_COMPILE_COMMANDS=1 -DLLVM_LIBRARY_OUTPUT_INTDIR=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/./lib -DLLVM_RUNTIME_OUTPUT_INTDIR=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/./bin -DLLVM_DEFAULT_TARGET_TRIPLE=x86_64-unknown-linux-gnu -DLLVM_ENABLE_PER_TARGET_RUNTIME_DIR=ON -DLLVM_CMAKE_DIR=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build -DCMAKE_C_COMPILER_WORKS=ON -DCMAKE_ASM_COMPILER_WORKS=ON -DHAVE_LLVM_LIT=ON -DCLANG_RESOURCE_DIR= -GNinja -C/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/projects/builtins/tmp/builtins-cache-Release.cmake -S /home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/llvm-project/llvm/runtimes/../../compiler-rt/lib/builtins -B /home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/runtimes/builtins-bins && /usr/bin/cmake -E touch /home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/runtimes/builtins-stamps/builtins-configure
[7600/7743] Building CXX object tools/flang/tools/bbc/CMakeFiles/bbc.dir/bbc.cpp.o
[7601/7743] Building CXX object tools/flang/lib/Parser/CMakeFiles/FortranParser.dir/openmp-parsers.cpp.o
ninja: build stopped: subcommand failed.
['ninja'] exited with return code 1.
The build step threw an exception...
Traceback (most recent call last):
  File "../llvm-zorg/zorg/buildbot/builders/annotated/amdgpu-offload-cmake.py", line 50, in step
    yield
  File "../llvm-zorg/zorg/buildbot/builders/annotated/amdgpu-offload-cmake.py", line 41, in main
    run_command(["ninja"])
  File "../llvm-zorg/zorg/buildbot/builders/annotated/amdgpu-offload-cmake.py", line 63, in run_command
    util.report_run_cmd(cmd, cwd=directory)
  File "/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/llvm-zorg/zorg/buildbot/builders/annotated/util.py", line 49, in report_run_cmd
    subprocess.check_call(cmd, shell=shell, *args, **kwargs)
  File "/usr/lib64/python3.8/subprocess.py", line 364, in check_call
    raise CalledProcessError(retcode, cmd)
subprocess.CalledProcessError: Command '['ninja']' returned non-zero exit status 1.
@@@STEP_FAILURE@@@
Step 7 (build cmake config) failure: build cmake config (failure)
...

  failed with:

   ninja: warning: bad deps log signature or version; starting over

  ninja: error: failed recompaction: No such file or directory



CMake Generate step failed.  Build files cannot be regenerated correctly.
FAILED: runtimes/builtins-stamps/builtins-configure /home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/runtimes/builtins-stamps/builtins-configure 
cd /home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/runtimes/builtins-bins && /usr/bin/cmake --no-warn-unused-cli -DCMAKE_C_COMPILER=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/./bin/clang -DCMAKE_CXX_COMPILER=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/./bin/clang++ -DCMAKE_ASM_COMPILER=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/./bin/clang -DCMAKE_LINKER=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/./bin/ld.lld -DCMAKE_AR=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/./bin/llvm-ar -DCMAKE_RANLIB=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/./bin/llvm-ranlib -DCMAKE_NM=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/./bin/llvm-nm -DCMAKE_OBJDUMP=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/./bin/llvm-objdump -DCMAKE_OBJCOPY=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/./bin/llvm-objcopy -DCMAKE_STRIP=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/./bin/llvm-strip -DCMAKE_READELF=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/./bin/llvm-readelf -DCMAKE_C_COMPILER_TARGET=x86_64-unknown-linux-gnu -DCMAKE_CXX_COMPILER_TARGET=x86_64-unknown-linux-gnu -DCMAKE_Fortran_COMPILER_TARGET=x86_64-unknown-linux-gnu -DCMAKE_ASM_COMPILER_TARGET=x86_64-unknown-linux-gnu -DCMAKE_INSTALL_PREFIX=/tmp/llvm.install.test -DLLVM_BINARY_DIR=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build -DLLVM_CONFIG_PATH=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/bin/llvm-config -DLLVM_ENABLE_WERROR=OFF -DLLVM_HOST_TRIPLE=x86_64-unknown-linux-gnu -DLLVM_HAVE_LINK_VERSION_SCRIPT=1 -DLLVM_USE_RELATIVE_PATHS_IN_DEBUG_INFO=OFF -DLLVM_USE_RELATIVE_PATHS_IN_FILES=OFF "-DLLVM_LIT_ARGS=-v --show-unsupported --timeout 100 --show-xfail -j 32" -DLLVM_SOURCE_PREFIX= -DPACKAGE_VERSION=21.0.0git -DCMAKE_BUILD_TYPE=Release -DCMAKE_MAKE_PROGRAM=/usr/local/bin/ninja -DCMAKE_EXPORT_COMPILE_COMMANDS=1 -DLLVM_LIBRARY_OUTPUT_INTDIR=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/./lib -DLLVM_RUNTIME_OUTPUT_INTDIR=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/./bin -DLLVM_DEFAULT_TARGET_TRIPLE=x86_64-unknown-linux-gnu -DLLVM_ENABLE_PER_TARGET_RUNTIME_DIR=ON -DLLVM_CMAKE_DIR=/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build -DCMAKE_C_COMPILER_WORKS=ON -DCMAKE_ASM_COMPILER_WORKS=ON -DHAVE_LLVM_LIT=ON -DCLANG_RESOURCE_DIR= -GNinja -C/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/projects/builtins/tmp/builtins-cache-Release.cmake -S /home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/llvm-project/llvm/runtimes/../../compiler-rt/lib/builtins -B /home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/runtimes/builtins-bins && /usr/bin/cmake -E touch /home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/runtimes/builtins-stamps/builtins-configure
[7600/7743] Building CXX object tools/flang/tools/bbc/CMakeFiles/bbc.dir/bbc.cpp.o
[7601/7743] Building CXX object tools/flang/lib/Parser/CMakeFiles/FortranParser.dir/openmp-parsers.cpp.o
ninja: build stopped: subcommand failed.
['ninja'] exited with return code 1.
The build step threw an exception...
Traceback (most recent call last):
  File "../llvm-zorg/zorg/buildbot/builders/annotated/amdgpu-offload-cmake.py", line 50, in step
    yield
  File "../llvm-zorg/zorg/buildbot/builders/annotated/amdgpu-offload-cmake.py", line 41, in main
    run_command(["ninja"])
  File "../llvm-zorg/zorg/buildbot/builders/annotated/amdgpu-offload-cmake.py", line 63, in run_command
    util.report_run_cmd(cmd, cwd=directory)
  File "/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/llvm-zorg/zorg/buildbot/builders/annotated/util.py", line 49, in report_run_cmd
    subprocess.check_call(cmd, shell=shell, *args, **kwargs)
  File "/usr/lib64/python3.8/subprocess.py", line 364, in check_call
    raise CalledProcessError(retcode, cmd)
subprocess.CalledProcessError: Command '['ninja']' returned non-zero exit status 1.
program finished with exit code 0
elapsedTime=946.790615

```

</details>

https://github.com/llvm/llvm-project/pull/103366