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neon: fix neon detection and compilation

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This commit is contained in:
Wim Taymans 2020-04-03 13:30:08 +02:00
parent ab3a6d3441
commit a81e269a7e
3 changed files with 9 additions and 14 deletions
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17
meson.build
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@ -95,17 +95,12 @@ have_avx = cc.has_argument(avx_args)
have_avx2 = cc.has_argument(avx2_args)
have_neon = false
if host_machine.cpu_family() == 'arm' or host_machine.cpu_family() == 'aarch64'
if cc.compiles(
'''
#include <arm_neon.h>
int32x4_t testfunc(int16_t *a, int16_t *b) {
return vmull_s16(vld1_s16(a), vld1_s16(b));
}
''',
name : 'NEON support')
have_neon = true
endif
if host_machine.cpu_family() == 'aarch64'
neon_args = []
have_neon = true
elif cc.has_argument('-mfpu=neon')
neon_args = ['-mfpu=neon']
have_neon = true
endif