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Make clang generic vector backend support 16, 32, and 64-byte vectors

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libeigen/eigen!2213

Co-authored-by: Rasmus Munk Larsen <rmlarsen@gmail.com>
This commit is contained in:
Rasmus Munk Larsen
2026-02-25 08:50:47 -08:00
parent ea25ea52bb
commit 4fab38d798
9 changed files with 1249 additions and 346 deletions
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11
test/CMakeLists.txt
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@@ -186,6 +186,17 @@ ei_add_test(mixingtypes)
ei_add_test(float_conversion)
ei_add_test(io)
ei_add_test(packetmath "-DEIGEN_FAST_MATH=1")
# Generic clang vector backend tests for different vector sizes.
include(CheckCXXSourceCompiles)
check_cxx_source_compiles("
typedef float v4sf __attribute__((ext_vector_type(4)));
int main() { return __builtin_vectorelements(v4sf{}); }
" COMPILER_SUPPORTS_VECTOR_EXTENSIONS)
if(COMPILER_SUPPORTS_VECTOR_EXTENSIONS)
ei_add_test(packetmath_generic_16 "-DEIGEN_FAST_MATH=1")
ei_add_test(packetmath_generic_32 "-DEIGEN_FAST_MATH=1")
ei_add_test(packetmath_generic_64 "-DEIGEN_FAST_MATH=1")
endif()
ei_add_test(packet_segment)
ei_add_test(vectorization_logic)
ei_add_test(basicstuff)