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Lines 227-237
asm(
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| 227 |
// macOS's fat binaries support the "x86_64h" sub-architecture and the GNU libc |
227 |
// macOS's fat binaries support the "x86_64h" sub-architecture and the GNU libc |
| 228 |
// ELF loader also supports a "haswell/" subdir (e.g., /usr/lib/haswell). |
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// ELF loader also supports a "haswell/" subdir (e.g., /usr/lib/haswell). |
| 229 |
# define ARCH_HASWELL_MACROS (__AVX2__ + __BMI2__ + __FMA__ + __LZCNT__) |
229 |
# define ARCH_HASWELL_MACROS (__AVX2__ + __BMI2__ + __FMA__ + __LZCNT__) |
| 230 |
# if ARCH_HASWELL_MACROS != 0 |
230 |
# if ARCH_HASWELL_MACROS == 4 |
| 231 |
# if ARCH_HASWELL_MACROS != 4 |
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| 232 |
# error "Please enable all x86-64-v3 extensions; you probably want to use -march=haswell or -march=x86-64-v3 instead of -mavx2" |
| 233 |
# endif |
| 234 |
static_assert(ARCH_HASWELL_MACROS, "Undeclared identifiers indicate which features are missing."); |
| 235 |
# define __haswell__ 1 |
231 |
# define __haswell__ 1 |
| 236 |
# endif |
232 |
# endif |
| 237 |
# undef ARCH_HASWELL_MACROS |
233 |
# undef ARCH_HASWELL_MACROS |
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Lines 243-253
static_assert(ARCH_HASWELL_MACROS, "Undeclared identifiers indicate which featur
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| 243 |
// with AVX512 support and it includes all of these too. |
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// with AVX512 support and it includes all of these too. |
| 244 |
// |
240 |
// |
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# define ARCH_SKX_MACROS (__AVX512F__ + __AVX512BW__ + __AVX512CD__ + __AVX512DQ__ + __AVX512VL__) |
241 |
# define ARCH_SKX_MACROS (__AVX512F__ + __AVX512BW__ + __AVX512CD__ + __AVX512DQ__ + __AVX512VL__) |
| 246 |
# if ARCH_SKX_MACROS != 0 |
242 |
# if ARCH_SKX_MACROS == 5 |
| 247 |
# if ARCH_SKX_MACROS != 5 |
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| 248 |
# error "Please enable all x86-64-v4 extensions; you probably want to use -march=skylake-avx512 or -march=x86-64-v4 instead of -mavx512f" |
| 249 |
# endif |
| 250 |
static_assert(ARCH_SKX_MACROS, "Undeclared identifiers indicate which features are missing."); |
| 251 |
# define __skylake_avx512__ 1 |
243 |
# define __skylake_avx512__ 1 |
| 252 |
# endif |
244 |
# endif |
| 253 |
# undef ARCH_SKX_MACROS |
245 |
# undef ARCH_SKX_MACROS |
| 254 |
- |
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