Reapply "[mlir] Add FP software implementation lowering pass: arith-to-apfloat (#166618)"

[makslevental]

Reland #166618 with MLIRFuncUtils linked in.

[llvmbot]

@llvm/pr-subscribers-mlir-func
@llvm/pr-subscribers-mlir-execution-engine
@llvm/pr-subscribers-mlir-arith

@llvm/pr-subscribers-mlir

Author: Maksim Levental (makslevental)

Changes

Reland with MLIRFuncUtils linked in.

---

Full diff: https://github.com/llvm/llvm-project/pull/167431.diff

1 Files Affected:

• (modified) mlir/lib/Conversion/ArithToAPFloat/CMakeLists.txt (+1)

diff --git a/mlir/lib/Conversion/ArithToAPFloat/CMakeLists.txt b/mlir/lib/Conversion/ArithToAPFloat/CMakeLists.txt
index b0d1e46b3655f..b5ec49c087163 100644
--- a/mlir/lib/Conversion/ArithToAPFloat/CMakeLists.txt
+++ b/mlir/lib/Conversion/ArithToAPFloat/CMakeLists.txt
@@ -14,4 +14,5 @@ add_mlir_conversion_library(MLIRArithToAPFloat
   MLIRArithDialect
   MLIRArithTransforms
   MLIRFuncDialect
+  MLIRFuncUtils
   )

[llvm-ci]

LLVM Buildbot has detected a new failure on builder mlir-nvidia-gcc7 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/116/builds/20794

Here is the relevant piece of the build log for the reference

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 2
/vol/worker/mlir-nvidia/mlir-nvidia-gcc7/llvm.obj/bin/mlir-opt /vol/worker/mlir-nvidia/mlir-nvidia-gcc7/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-gcc7/llvm.obj/bin/mlir-runner -e entry --entry-point-result=void              --shared-libs=/vol/worker/mlir-nvidia/mlir-nvidia-gcc7/llvm.obj/lib/libmlir_c_runner_utils.so | /vol/worker/mlir-nvidia/mlir-nvidia-gcc7/llvm.obj/bin/FileCheck /vol/worker/mlir-nvidia/mlir-nvidia-gcc7/llvm.src/mlir/test/Integration/Dialect/Arith/CPU/test-apfloat-emulation.mlir
# executed command: /vol/worker/mlir-nvidia/mlir-nvidia-gcc7/llvm.obj/bin/mlir-opt /vol/worker/mlir-nvidia/mlir-nvidia-gcc7/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-gcc7/llvm.obj/bin/mlir-runner -e entry --entry-point-result=void --shared-libs=/vol/worker/mlir-nvidia/mlir-nvidia-gcc7/llvm.obj/lib/libmlir_c_runner_utils.so
# .---command stderr------------
# | JIT session error: Symbols not found: [ __mlir_apfloat_add, printApFloat ]
# | Error: Failed to materialize symbols: { (main, { _mlir_foo, foo, _mlir_entry, entry }) }
# `-----------------------------
# error: command failed with exit status: 1
# executed command: /vol/worker/mlir-nvidia/mlir-nvidia-gcc7/llvm.obj/bin/FileCheck /vol/worker/mlir-nvidia/mlir-nvidia-gcc7/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-gcc7/llvm.obj/bin/FileCheck /vol/worker/mlir-nvidia/mlir-nvidia-gcc7/llvm.src/mlir/test/Integration/Dialect/Arith/CPU/test-apfloat-emulation.mlir
# `-----------------------------
# error: command failed with exit status: 2

--

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