Merge pull request #4861 from daschuer/info-vec-optimized-main

Build option for show vectorization info
mixxxdj · Aug 25, 2022 · f3ad153 · f3ad153
2 parents 4810a5c + a171dc8
commit f3ad153
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diff --git a/.github/workflows/build-checks.yml b/.github/workflows/build-checks.yml
@@ -74,6 +74,10 @@ jobs:
           -DWAVPACK=ON \
           ..
       working-directory: build
+      env:
+        LD: clang++
+        CC: clang
+        CXX: clang++
     - name: Configure (coverage)
       if: matrix.name == 'coverage'
       run: |

diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -1174,6 +1174,19 @@ else()
   endif()
 endif()
 
+option(INFO_VECTORIZE "Let the compiler show vectorized loops" OFF)
+if (INFO_VECTORIZE)
+    if(MSVC)
+        target_compile_options(mixxx-lib PUBLIC /Qvec-report:1)
+    elseif(GNU_GCC)
+        target_compile_options(mixxx-lib PUBLIC -fopt-info-vec-optimized)
+    elseif(LLVM_CLANG)
+        target_compile_options(mixxx-lib PUBLIC -Rpass=loop-vectorize)
+    else()
+        message(STATUS "INFO_VECTORIZE not implemented for this compliler.")
+    endif()
+endif()
+
 option(WARNINGS_FATAL "Fail if compiler generates a warning" OFF)
 if(WARNINGS_FATAL)
   if(MSVC)