[llvm] [LV] Reland "Add costs for VPInstructionWithType::computeCost" (PR #202952)

[via llvm-commits]

github-actions[bot] wrote:

<!--PREMERGE ADVISOR COMMENT: Windows-->
# :window: Windows x64 Test Results

The build failed before running any tests. Click on a failure below to see the details.

<details>
<summary>[code=1] lib/Transforms/Vectorize/CMakeFiles/LLVMVectorize.dir/VPlanRecipes.cpp.obj</summary>

```
FAILED: [code=1] lib/Transforms/Vectorize/CMakeFiles/LLVMVectorize.dir/VPlanRecipes.cpp.obj
sccache C:\clang\clang-msvc\bin\clang-cl.exe  /nologo -TP -DUNICODE -D_CRT_NONSTDC_NO_DEPRECATE -D_CRT_NONSTDC_NO_WARNINGS -D_CRT_SECURE_NO_DEPRECATE -D_CRT_SECURE_NO_WARNINGS -D_GLIBCXX_ASSERTIONS -D_HAS_EXCEPTIONS=0 -D_LIBCPP_HARDENING_MODE=_LIBCPP_HARDENING_MODE_EXTENSIVE -D_SCL_SECURE_NO_DEPRECATE -D_SCL_SECURE_NO_WARNINGS -D_UNICODE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -IC:\_work\llvm-project\llvm-project\build\lib\Transforms\Vectorize -IC:\_work\llvm-project\llvm-project\llvm\lib\Transforms\Vectorize -IC:\_work\llvm-project\llvm-project\build\include -IC:\_work\llvm-project\llvm-project\llvm\include /DWIN32 /D_WINDOWS   /Zc:inline /Zc:__cplusplus /Oi /Brepro /bigobj /permissive- -Werror=unguarded-availability-new /W4  -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wmissing-field-initializers -Wimplicit-fallthrough -Wcovered-switch-default -Wno-noexcept-type -Wnon-virtual-dtor -Wdelete-non-virtual-dtor -Wsuggest-override -Wstring-conversion -Wno-pass-failed -Wmisleading-indentation -Wctad-maybe-unsupported /Gw /O2 /Ob2  -std:c++17 -MD -UNDEBUG /EHs-c- /GR- /showIncludes /Folib\Transforms\Vectorize\CMakeFiles\LLVMVectorize.dir\VPlanRecipes.cpp.obj /Fdlib\Transforms\Vectorize\CMakeFiles\LLVMVectorize.dir\LLVMVectorize.pdb -c -- C:\_work\llvm-project\llvm-project\llvm\lib\Transforms\Vectorize\VPlanRecipes.cpp
C:\_work\llvm-project\llvm-project\llvm\lib\Transforms\Vectorize\VPlanRecipes.cpp(1856,40): error: redefinition of 'computeCost'
1856 | InstructionCost VPInstructionWithType::computeCost(ElementCount VF,
|                                        ^
C:\_work\llvm-project\llvm-project\llvm\lib\Transforms\Vectorize\VPlanRecipes.cpp(1793,40): note: previous definition is here
1793 | InstructionCost VPInstructionWithType::computeCost(ElementCount VF,
|                                        ^
1 error generated.
```
</details>

If these failures are unrelated to your changes (for example tests are broken or flaky at HEAD), please open an issue at https://github.com/llvm/llvm-project/issues and add the `infrastructure` label.

https://github.com/llvm/llvm-project/pull/202952