mirror of
https://github.com/microsoft/vcpkg.git
synced 2024-11-25 04:02:15 +08:00
109 lines
3.4 KiB
Diff
109 lines
3.4 KiB
Diff
diff --git a/meson.build b/meson.build
|
|
index 1cec227..1b07ca8 100644
|
|
--- a/meson.build
|
|
+++ b/meson.build
|
|
@@ -95,44 +95,7 @@ else
|
|
mmx_flags = ['-mmmx', '-Winline']
|
|
endif
|
|
if not use_mmx.disabled()
|
|
- if host_machine.cpu_family() == 'x86_64' or cc.get_id() == 'msvc'
|
|
- have_mmx = true
|
|
- elif host_machine.cpu_family() == 'x86' and cc.compiles('''
|
|
- #include <mmintrin.h>
|
|
- #include <stdint.h>
|
|
-
|
|
- /* Check support for block expressions */
|
|
- #define _mm_shuffle_pi16(A, N) \
|
|
- ({ \
|
|
- __m64 ret; \
|
|
- \
|
|
- /* Some versions of clang will choke on K */ \
|
|
- asm ("pshufw %2, %1, %0\n\t" \
|
|
- : "=y" (ret) \
|
|
- : "y" (A), "K" ((const int8_t)N) \
|
|
- ); \
|
|
- \
|
|
- ret; \
|
|
- })
|
|
-
|
|
- int main () {
|
|
- __m64 v = _mm_cvtsi32_si64 (1);
|
|
- __m64 w;
|
|
-
|
|
- w = _mm_shuffle_pi16(v, 5);
|
|
-
|
|
- /* Some versions of clang will choke on this */
|
|
- asm ("pmulhuw %1, %0\n\t"
|
|
- : "+y" (w)
|
|
- : "y" (v)
|
|
- );
|
|
-
|
|
- return _mm_cvtsi64_si32 (v);
|
|
- }''',
|
|
- args : mmx_flags,
|
|
- name : 'MMX Intrinsic Support')
|
|
- have_mmx = true
|
|
- endif
|
|
+ have_mmx = true
|
|
endif
|
|
|
|
if have_mmx
|
|
@@ -154,29 +117,7 @@ elif cc.get_id() != 'msvc'
|
|
sse2_flags = ['-msse2', '-Winline']
|
|
endif
|
|
if not use_sse2.disabled()
|
|
- if host_machine.cpu_family() == 'x86'
|
|
- if cc.compiles('''
|
|
- #if defined(__GNUC__) && (__GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 2))
|
|
- # if !defined(__amd64__) && !defined(__x86_64__)
|
|
- # error "Need GCC >= 4.2 for SSE2 intrinsics on x86"
|
|
- # endif
|
|
- #endif
|
|
- #include <mmintrin.h>
|
|
- #include <xmmintrin.h>
|
|
- #include <emmintrin.h>
|
|
- int param;
|
|
- int main () {
|
|
- __m128i a = _mm_set1_epi32 (param), b = _mm_set1_epi32 (param + 1), c;
|
|
- c = _mm_xor_si128 (a, b);
|
|
- return _mm_cvtsi128_si32(c);
|
|
- }''',
|
|
- args : sse2_flags,
|
|
- name : 'SSE2 Intrinsic Support')
|
|
- have_sse2 = true
|
|
- endif
|
|
- elif host_machine.cpu_family() == 'x86_64'
|
|
- have_sse2 = true
|
|
- endif
|
|
+ have_sse2 = true
|
|
endif
|
|
|
|
if have_sse2
|
|
@@ -192,24 +133,8 @@ if cc.get_id() != 'msvc'
|
|
ssse3_flags = ['-mssse3', '-Winline']
|
|
endif
|
|
|
|
-# x64 pre-2010 MSVC compilers crashes when building the ssse3 code
|
|
-if not use_ssse3.disabled() and not (cc.get_id() == 'msvc' and cc.version().version_compare('<16') and host_machine.cpu_family() == 'x86_64')
|
|
- if host_machine.cpu_family().startswith('x86')
|
|
- if cc.compiles('''
|
|
- #include <mmintrin.h>
|
|
- #include <xmmintrin.h>
|
|
- #include <emmintrin.h>
|
|
- int param;
|
|
- int main () {
|
|
- __m128i a = _mm_set1_epi32 (param), b = _mm_set1_epi32 (param + 1), c;
|
|
- c = _mm_xor_si128 (a, b);
|
|
- return _mm_cvtsi128_si32(c);
|
|
- }''',
|
|
- args : ssse3_flags,
|
|
- name : 'SSSE3 Intrinsic Support')
|
|
- have_ssse3 = true
|
|
- endif
|
|
- endif
|
|
+if use_ssse3.enabled()
|
|
+ have_ssse3 = true
|
|
endif
|
|
|
|
if have_ssse3
|