mirror of
https://github.com/microsoft/vcpkg.git
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109 lines
3.4 KiB
Diff
109 lines
3.4 KiB
Diff
diff --git a/meson.build b/meson.build
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index 1cec227..1b07ca8 100644
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--- a/meson.build
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+++ b/meson.build
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@@ -95,44 +95,7 @@ else
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mmx_flags = ['-mmmx', '-Winline']
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endif
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if not use_mmx.disabled()
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- if host_machine.cpu_family() == 'x86_64' or cc.get_id() == 'msvc'
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- have_mmx = true
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- elif host_machine.cpu_family() == 'x86' and cc.compiles('''
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- #include <mmintrin.h>
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- #include <stdint.h>
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-
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- /* Check support for block expressions */
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- #define _mm_shuffle_pi16(A, N) \
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- ({ \
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- __m64 ret; \
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- \
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- /* Some versions of clang will choke on K */ \
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- asm ("pshufw %2, %1, %0\n\t" \
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- : "=y" (ret) \
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- : "y" (A), "K" ((const int8_t)N) \
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- ); \
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- \
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- ret; \
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- })
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-
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- int main () {
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- __m64 v = _mm_cvtsi32_si64 (1);
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- __m64 w;
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-
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- w = _mm_shuffle_pi16(v, 5);
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-
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- /* Some versions of clang will choke on this */
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- asm ("pmulhuw %1, %0\n\t"
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- : "+y" (w)
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- : "y" (v)
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- );
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-
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- return _mm_cvtsi64_si32 (v);
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- }''',
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- args : mmx_flags,
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- name : 'MMX Intrinsic Support')
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- have_mmx = true
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- endif
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+ have_mmx = true
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endif
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if have_mmx
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@@ -154,29 +117,7 @@ elif cc.get_id() != 'msvc'
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sse2_flags = ['-msse2', '-Winline']
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endif
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if not use_sse2.disabled()
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- if host_machine.cpu_family() == 'x86'
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- if cc.compiles('''
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- #if defined(__GNUC__) && (__GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 2))
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- # if !defined(__amd64__) && !defined(__x86_64__)
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- # error "Need GCC >= 4.2 for SSE2 intrinsics on x86"
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- # endif
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- #endif
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- #include <mmintrin.h>
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- #include <xmmintrin.h>
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- #include <emmintrin.h>
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- int param;
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- int main () {
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- __m128i a = _mm_set1_epi32 (param), b = _mm_set1_epi32 (param + 1), c;
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- c = _mm_xor_si128 (a, b);
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- return _mm_cvtsi128_si32(c);
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- }''',
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- args : sse2_flags,
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- name : 'SSE2 Intrinsic Support')
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- have_sse2 = true
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- endif
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- elif host_machine.cpu_family() == 'x86_64'
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- have_sse2 = true
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- endif
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+ have_sse2 = true
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endif
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if have_sse2
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@@ -192,24 +133,8 @@ if cc.get_id() != 'msvc'
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ssse3_flags = ['-mssse3', '-Winline']
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endif
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-# x64 pre-2010 MSVC compilers crashes when building the ssse3 code
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-if not use_ssse3.disabled() and not (cc.get_id() == 'msvc' and cc.version().version_compare('<16') and host_machine.cpu_family() == 'x86_64')
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- if host_machine.cpu_family().startswith('x86')
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- if cc.compiles('''
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- #include <mmintrin.h>
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- #include <xmmintrin.h>
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- #include <emmintrin.h>
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- int param;
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- int main () {
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- __m128i a = _mm_set1_epi32 (param), b = _mm_set1_epi32 (param + 1), c;
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- c = _mm_xor_si128 (a, b);
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- return _mm_cvtsi128_si32(c);
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- }''',
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- args : ssse3_flags,
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- name : 'SSSE3 Intrinsic Support')
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- have_ssse3 = true
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- endif
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- endif
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+if use_ssse3.enabled()
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+ have_ssse3 = true
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endif
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if have_ssse3
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