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b9c6afd3a7
On X.org startup libgallium crashes on x32 hosts inside blake3_hash_many_sse41(), most likely because of the different pointer size. Disable SIMD blake implementation if x32 is detected. Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/34453>
52 lines
1.9 KiB
Meson
52 lines
1.9 KiB
Meson
files_blake3 = [
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'blake3.c',
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'blake3_dispatch.c',
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'blake3_portable.c'
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]
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blake3_defs = []
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is_windows = host_machine.system() == 'windows'
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is_msvc = meson.get_compiler('c').get_id() == 'msvc'
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cpu_family = host_machine.cpu_family()
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blake3_x86_no_simd_defs = ['-DBLAKE3_NO_SSE2', '-DBLAKE3_NO_SSE41', '-DBLAKE3_NO_AVX2', '-DBLAKE3_NO_AVX512']
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if cpu_family == 'x86_64'
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if is_windows
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if is_msvc
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# An up-to-date version of Meson, not using the VS backend is needed.
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# See https://github.com/mesonbuild/meson/issues/11653
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if meson.backend() == 'ninja' and add_languages('masm', required : false)
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files_blake3 += ['blake3_sse2_x86-64_windows_msvc.masm', 'blake3_sse41_x86-64_windows_msvc.masm', 'blake3_avx2_x86-64_windows_msvc.masm', 'blake3_avx512_x86-64_windows_msvc.masm']
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else
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blake3_defs += blake3_x86_no_simd_defs
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endif
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else
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files_blake3 += ['blake3_sse2_x86-64_windows_gnu.S', 'blake3_sse41_x86-64_windows_gnu.S', 'blake3_avx2_x86-64_windows_gnu.S', 'blake3_avx512_x86-64_windows_gnu.S']
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endif
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# Disable blake assembly for x32, x86-64 with 32-bit pointers.
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# GNU triplet is x86_64-linux-gnux32
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elif cc.sizeof('void *') == 4
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blake3_defs += blake3_x86_no_simd_defs
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else
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files_blake3 += ['blake3_sse2_x86-64_unix.S', 'blake3_sse41_x86-64_unix.S', 'blake3_avx2_x86-64_unix.S', 'blake3_avx512_x86-64_unix.S']
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endif
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elif cpu_family == 'x86'
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# There are no assembly versions for 32-bit x86. Compiling the C versions require a different compilation flag per
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# file, which is not well supported by Meson. Leave SIMD support out for now.
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blake3_defs += blake3_x86_no_simd_defs
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elif cpu_family == 'aarch64'
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files_blake3 += ['blake3_neon.c']
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endif
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blake3 = static_library(
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'blake3',
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files_blake3,
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c_args : blake3_defs,
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gnu_symbol_visibility : 'hidden',
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build_by_default : false,
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)
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idep_blake3 = declare_dependency(
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link_with : blake3,
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)
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