[llvm] [SelectionDAG] Lower llvm.ldexp.f32 to ldexp() on Windows. (PR #95301)

[LLVM Continuous Integration via llvm-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `openmp-offload-amdgpu-runtime` running on `omp-vega20-0` while building `llvm` at step 7 "Add check check-offload".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/30/builds/716

Here is the relevant piece of the build log for the reference:
```
Step 7 (Add check check-offload) failure: test (failure)
...
PASS: libomptarget :: amdgcn-amd-amdhsa :: offloading/parallel_target_teams_reduction_min.cpp (750 of 759)
PASS: libomptarget :: x86_64-pc-linux-gnu-LTO :: offloading/bug49779.cpp (751 of 759)
PASS: libomptarget :: x86_64-pc-linux-gnu-LTO :: offloading/wtime.c (752 of 759)
PASS: libomptarget :: x86_64-pc-linux-gnu :: offloading/bug49021.cpp (753 of 759)
PASS: libomptarget :: amdgcn-amd-amdhsa :: offloading/bug49021.cpp (754 of 759)
PASS: libomptarget :: x86_64-pc-linux-gnu :: offloading/std_complex_arithmetic.cpp (755 of 759)
PASS: libomptarget :: x86_64-pc-linux-gnu-LTO :: offloading/complex_reduction.cpp (756 of 759)
PASS: libomptarget :: x86_64-pc-linux-gnu-LTO :: offloading/bug49021.cpp (757 of 759)
PASS: libomptarget :: x86_64-pc-linux-gnu-LTO :: offloading/std_complex_arithmetic.cpp (758 of 759)
TIMEOUT: libomptarget :: amdgcn-amd-amdhsa :: offloading/ctor_dtor.cpp (759 of 759)
******************** TEST 'libomptarget :: amdgcn-amd-amdhsa :: offloading/ctor_dtor.cpp' FAILED ********************
Exit Code: -9
Timeout: Reached timeout of 100 seconds

Command Output (stdout):
--
# RUN: at line 1
/home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/./bin/clang++ -fopenmp    -I /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.src/offload/test -I /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/runtimes/runtimes-bins/openmp/runtime/src -L /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/runtimes/runtimes-bins/offload -L /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/./lib -L /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/runtimes/runtimes-bins/openmp/runtime/src  -nogpulib -Wl,-rpath,/home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/runtimes/runtimes-bins/offload -Wl,-rpath,/home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/runtimes/runtimes-bins/openmp/runtime/src -Wl,-rpath,/home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/./lib  -fopenmp-targets=amdgcn-amd-amdhsa /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.src/offload/test/offloading/ctor_dtor.cpp -o /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/runtimes/runtimes-bins/offload/test/amdgcn-amd-amdhsa/offloading/Output/ctor_dtor.cpp.tmp /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/./lib/libomptarget.devicertl.a && /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/runtimes/runtimes-bins/offload/test/amdgcn-amd-amdhsa/offloading/Output/ctor_dtor.cpp.tmp | /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/./bin/FileCheck /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.src/offload/test/offloading/ctor_dtor.cpp
# executed command: /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/./bin/clang++ -fopenmp -I /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.src/offload/test -I /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/runtimes/runtimes-bins/openmp/runtime/src -L /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/runtimes/runtimes-bins/offload -L /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/./lib -L /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/runtimes/runtimes-bins/openmp/runtime/src -nogpulib -Wl,-rpath,/home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/runtimes/runtimes-bins/offload -Wl,-rpath,/home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/runtimes/runtimes-bins/openmp/runtime/src -Wl,-rpath,/home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/./lib -fopenmp-targets=amdgcn-amd-amdhsa /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.src/offload/test/offloading/ctor_dtor.cpp -o /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/runtimes/runtimes-bins/offload/test/amdgcn-amd-amdhsa/offloading/Output/ctor_dtor.cpp.tmp /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/./lib/libomptarget.devicertl.a
# note: command had no output on stdout or stderr
# executed command: /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/runtimes/runtimes-bins/offload/test/amdgcn-amd-amdhsa/offloading/Output/ctor_dtor.cpp.tmp
# note: command had no output on stdout or stderr
# executed command: /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/./bin/FileCheck /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.src/offload/test/offloading/ctor_dtor.cpp
# note: command had no output on stdout or stderr
# RUN: at line 2
/home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/./bin/clang++ -fopenmp    -I /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.src/offload/test -I /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/runtimes/runtimes-bins/openmp/runtime/src -L /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/runtimes/runtimes-bins/offload -L /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/./lib -L /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/runtimes/runtimes-bins/openmp/runtime/src  -nogpulib -Wl,-rpath,/home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/runtimes/runtimes-bins/offload -Wl,-rpath,/home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/runtimes/runtimes-bins/openmp/runtime/src -Wl,-rpath,/home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/./lib  -fopenmp-targets=amdgcn-amd-amdhsa -O3 /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.src/offload/test/offloading/ctor_dtor.cpp -o /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/runtimes/runtimes-bins/offload/test/amdgcn-amd-amdhsa/offloading/Output/ctor_dtor.cpp.tmp /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/./lib/libomptarget.devicertl.a && /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/runtimes/runtimes-bins/offload/test/amdgcn-amd-amdhsa/offloading/Output/ctor_dtor.cpp.tmp | /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/./bin/FileCheck /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.src/offload/test/offloading/ctor_dtor.cpp
# executed command: /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/./bin/clang++ -fopenmp -I /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.src/offload/test -I /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/runtimes/runtimes-bins/openmp/runtime/src -L /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/runtimes/runtimes-bins/offload -L /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/./lib -L /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/runtimes/runtimes-bins/openmp/runtime/src -nogpulib -Wl,-rpath,/home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/runtimes/runtimes-bins/offload -Wl,-rpath,/home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/runtimes/runtimes-bins/openmp/runtime/src -Wl,-rpath,/home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/./lib -fopenmp-targets=amdgcn-amd-amdhsa -O3 /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.src/offload/test/offloading/ctor_dtor.cpp -o /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/runtimes/runtimes-bins/offload/test/amdgcn-amd-amdhsa/offloading/Output/ctor_dtor.cpp.tmp /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/./lib/libomptarget.devicertl.a
# note: command had no output on stdout or stderr
# executed command: /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/runtimes/runtimes-bins/offload/test/amdgcn-amd-amdhsa/offloading/Output/ctor_dtor.cpp.tmp
# note: command had no output on stdout or stderr
# error: command failed with exit status: -9
# error: command reached timeout: True
# executed command: /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.build/./bin/FileCheck /home/ompworker/bbot/openmp-offload-amdgpu-runtime/llvm.src/offload/test/offloading/ctor_dtor.cpp
# note: command had no output on stdout or stderr
# error: command failed with exit status: -9
# error: command reached timeout: True

--

********************
Slowest Tests:
--------------------------------------------------------------------------
100.05s: libomptarget :: amdgcn-amd-amdhsa :: offloading/ctor_dtor.cpp
15.66s: libomptarget :: amdgcn-amd-amdhsa :: offloading/bug49021.cpp
12.71s: libomptarget :: amdgcn-amd-amdhsa :: offloading/parallel_target_teams_reduction_min.cpp
12.54s: libomptarget :: amdgcn-amd-amdhsa :: offloading/parallel_target_teams_reduction_max.cpp
11.22s: libomptarget :: amdgcn-amd-amdhsa :: offloading/complex_reduction.cpp
9.54s: libomptarget :: amdgcn-amd-amdhsa :: jit/empty_kernel_lvl2.c
8.97s: libomptarget :: x86_64-pc-linux-gnu :: offloading/bug49021.cpp

```

https://github.com/llvm/llvm-project/pull/95301