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build: add support for intel alderlake and sapphirerapids

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Type: improvement
Change-Id: I36176c009e0873c048874ae38a7ea0a91449235c
Signed-off-by: Damjan Marion <damarion@cisco.com>
This commit is contained in:
Damjan Marion
2023-03-14 13:34:59 +01:00
committed by Dave Wallace
parent 8ade308e17
commit 1552228350
2 changed files with 28 additions and 1 deletions
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10
src/cmake/cpu.cmake
View File

@ -126,6 +126,11 @@ elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "amd64.*|x86_64.*|AMD64.*")
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()
@ -136,6 +141,11 @@ elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "amd64.*|x86_64.*|AMD64.*")
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)

19
src/vppinfra/cpu.h
View File

@ -138,6 +138,7 @@ _CLIB_MARCH_FN_REGISTRATION(fn)
_ (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)
@ -238,6 +239,14 @@ clib_cpu_supports_aes ()
#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 ()
{
@ -246,6 +255,14 @@ 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 ()
{
@ -258,7 +275,7 @@ static inline int
clib_cpu_march_priority_trm ()
{
if (clib_cpu_supports_movdiri ())
return 60;
return 40;
return -1;
}