WIP

Author: serge-sans-paille

.github/workflows/cross-ppc.yml

@@ -10,7 +10,7 @@ jobs:
     strategy:
       matrix:
         target:
-          - { platform: 'ppc',     dir: 'powerpc-linux-gnu',   flags: '-maltivec -mvsx', full: 'OFF' }
+          - { platform: 'ppc64',     dir: 'powerpc64-linux-gnu',   flags: '-maltivec -mvsx -mcpu=power8', full: 'OFF' }
         sys:
           - { compiler: 'gcc',   version: '12' }
     steps:
@@ -39,5 +39,5 @@ jobs:
       run: cmake --build _build --verbose -j1
     - name: Testing xsimd
       run: |
-        qemu-${{ matrix.target.platform }} -cpu 7457 -L /usr/${{ matrix.target.dir}}/ ./test/test_xsimd
+        qemu-${{ matrix.target.platform }} -cpu power8 -L /usr/${{ matrix.target.dir}}/ ./test/test_xsimd
       working-directory: ${{ github.workspace }}/_build

include/xsimd/arch/xsimd_altivec.hpp

@@ -456,23 +456,15 @@ namespace xsimd
             return vec_perm(lo, hi, vec_lvsl(0, mem));
         }
 
-#if 0
         // load_complex
         namespace detail
         {
-            // Redefine these methods in the SSE-based archs if required
             template <class A>
             XSIMD_INLINE batch<std::complex<float>, A> load_complex(batch<float, A> const& hi, batch<float, A> const& lo, requires_arch<altivec>) noexcept
             {
-                return { _mm_shuffle_ps(hi, lo, _MM_SHUFFLE(2, 0, 2, 0)), _mm_shuffle_ps(hi, lo, _MM_SHUFFLE(3, 1, 3, 1)) };
-            }
-            template <class A>
-            XSIMD_INLINE batch<std::complex<double>, A> load_complex(batch<double, A> const& hi, batch<double, A> const& lo, requires_arch<altivec>) noexcept
-            {
-                return { _mm_shuffle_pd(hi, lo, _MM_SHUFFLE2(0, 0)), _mm_shuffle_pd(hi, lo, _MM_SHUFFLE2(1, 1)) };
+                return { vec_mergee(hi.data, lo.data), vec_mergeo(hi.data, lo.data) };
             }
         }
-#endif
 
         // le
         template <class A, class T, class = typename std::enable_if<std::is_scalar<T>::value, void>::type>