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| author |   Sivaprasad Tummala <sivaprasad.tummala@amd.com> | 2023-04-17 05:05:15 -0700 |
|---|---|---|
| committer |   Damjan Marion <dmarion@0xa5.net> | 2023-04-18 12:12:05 +0000 |
| commit | 206592bb731e6668d2b8f2e01479998cc1ec60d5 (patch) | |
| tree | 934ace4c220c70b3ed942d51c218fffef74a71f8 /src/cmake/cpu.cmake | |
| parent | b1c5c3fc344a48eed79dc433ecbeb7bb26433986 (diff) | |
vppinfra: Multiarch support for AMD EPYC processors
Type: feature
- Added multiarch support for AMD Zen architectures
Change-Id: I65d3fe94b6cc622ebecbe1ac803efa674e87c87a
Signed-off-by: Sivaprasad Tummala <sivaprasad.tummala@amd.com>
Diffstat (limited to 'src/cmake/cpu.cmake')
| -rw-r--r-- | src/cmake/cpu.cmake | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/cmake/cpu.cmake b/src/cmake/cpu.cmake index 031a9bcfe93..b54155d4bb3 100644 --- a/src/cmake/cpu.cmake +++ b/src/cmake/cpu.cmake @@ -136,6 +136,11 @@ elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "amd64.*|x86_64.*|AMD64.*") OFF ) + add_vpp_march_variant(znver3 + FLAGS -march=znver3 -mtune=znver3 -mprefer-vector-width=256 + OFF + ) + if (GNU_ASSEMBLER_AVX512_BUG) message(WARNING "AVX-512 multiarch variant(s) disabled due to GNU Assembler bug") else() @@ -151,6 +156,11 @@ elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "amd64.*|x86_64.*|AMD64.*") FLAGS -march=sapphirerapids -mtune=sapphirerapids -mprefer-vector-width=512 OFF ) + + add_vpp_march_variant(znver4 + FLAGS -march=znver4 -mtune=znver4 -mprefer-vector-width=512 + OFF + ) endif() elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "^(aarch64.*|AARCH64.*)") set(VPP_DEFAULT_MARCH_FLAGS -march=armv8-a+crc) |