[Mlir-commits] [mlir] [mlir] Add FP software implementation lowering pass: `arith-to-apfloat` (PR #167848)

[LLVM Continuous Integration]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `mlir-nvidia` running on `mlir-nvidia` while building `mlir` at step 7 "test-build-check-mlir-build-only-check-mlir".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/138/builds/21744

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

```
Step 7 (test-build-check-mlir-build-only-check-mlir) failure: test (failure)
******************** TEST 'MLIR :: Integration/Dialect/Arith/CPU/test-apfloat-emulation.mlir' FAILED ********************
Exit Code: 2

Command Output (stdout):
--
# RUN: at line 6
/vol/worker/mlir-nvidia/mlir-nvidia/llvm.obj/bin/mlir-opt /vol/worker/mlir-nvidia/mlir-nvidia/llvm.src/mlir/test/Integration/Dialect/Arith/CPU/test-apfloat-emulation.mlir --convert-arith-to-apfloat --convert-to-llvm |  /vol/worker/mlir-nvidia/mlir-nvidia/llvm.obj/bin/mlir-runner -e entry --entry-point-result=void              --shared-libs=/vol/worker/mlir-nvidia/mlir-nvidia/llvm.obj/lib/libmlir_c_runner_utils.so              --shared-libs=/vol/worker/mlir-nvidia/mlir-nvidia/llvm.obj/lib/libmlir_apfloat_wrappers.so | /vol/worker/mlir-nvidia/mlir-nvidia/llvm.obj/bin/FileCheck /vol/worker/mlir-nvidia/mlir-nvidia/llvm.src/mlir/test/Integration/Dialect/Arith/CPU/test-apfloat-emulation.mlir
# executed command: /vol/worker/mlir-nvidia/mlir-nvidia/llvm.obj/bin/mlir-opt /vol/worker/mlir-nvidia/mlir-nvidia/llvm.src/mlir/test/Integration/Dialect/Arith/CPU/test-apfloat-emulation.mlir --convert-arith-to-apfloat --convert-to-llvm
# executed command: /vol/worker/mlir-nvidia/mlir-nvidia/llvm.obj/bin/mlir-runner -e entry --entry-point-result=void --shared-libs=/vol/worker/mlir-nvidia/mlir-nvidia/llvm.obj/lib/libmlir_c_runner_utils.so --shared-libs=/vol/worker/mlir-nvidia/mlir-nvidia/llvm.obj/lib/libmlir_apfloat_wrappers.so
# .---command stderr------------
# | Failed to create MemoryBuffer for: /vol/worker/mlir-nvidia/mlir-nvidia/llvm.obj/lib/libmlir_apfloat_wrappers.so
# | Error: No such file or directory
# | JIT session error: Symbols not found: [ _mlir_apfloat_add, printApFloat ]
# | Error: Failed to materialize symbols: { (main, { _mlir_entry, entry, foo, _mlir_foo }) }
# `-----------------------------
# error: command failed with exit status: 1
# executed command: /vol/worker/mlir-nvidia/mlir-nvidia/llvm.obj/bin/FileCheck /vol/worker/mlir-nvidia/mlir-nvidia/llvm.src/mlir/test/Integration/Dialect/Arith/CPU/test-apfloat-emulation.mlir
# .---command stderr------------
# | FileCheck error: '<stdin>' is empty.
# | FileCheck command line:  /vol/worker/mlir-nvidia/mlir-nvidia/llvm.obj/bin/FileCheck /vol/worker/mlir-nvidia/mlir-nvidia/llvm.src/mlir/test/Integration/Dialect/Arith/CPU/test-apfloat-emulation.mlir
# `-----------------------------
# error: command failed with exit status: 2

--

********************


```

</details>

https://github.com/llvm/llvm-project/pull/167848