OFF
)
+ add_vpp_march_variant(adl
+ FLAGS -march=alderlake -mtune=alderlake -mprefer-vector-width=256
+ OFF
+ )
+
if (GNU_ASSEMBLER_AVX512_BUG)
message(WARNING "AVX-512 multiarch variant(s) disabled due to GNU Assembler bug")
else()
add_vpp_march_variant(icl
FLAGS -march=icelake-client -mtune=icelake-client -mprefer-vector-width=512
)
+
+ add_vpp_march_variant(spr
+ FLAGS -march=sapphirerapids -mtune=sapphirerapids -mprefer-vector-width=512
+ OFF
+ )
endif()
elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "^(aarch64.*|AARCH64.*)")
set(VPP_DEFAULT_MARCH_FLAGS -march=armv8-a+crc)
_ (avx512_vpopcntdq, 7, ecx, 14) \
_ (movdiri, 7, ecx, 27) \
_ (movdir64b, 7, ecx, 28) \
+ _ (enqcmd, 7, ecx, 29) \
_ (avx512_fp16, 7, edx, 23) \
_ (invariant_tsc, 0x80000007, edx, 8)
#endif
}
+static inline int
+clib_cpu_march_priority_spr ()
+{
+ if (clib_cpu_supports_enqcmd ())
+ return 300;
+ return -1;
+}
+
static inline int
clib_cpu_march_priority_icl ()
{
return -1;
}
+static inline int
+clib_cpu_march_priority_adl ()
+{
+ if (clib_cpu_supports_movdiri () && clib_cpu_supports_avx2 ())
+ return 150;
+ return -1;
+}
+
static inline int
clib_cpu_march_priority_skx ()
{
clib_cpu_march_priority_trm ()
{
if (clib_cpu_supports_movdiri ())
- return 60;
+ return 40;
return -1;
}