Merge pull request #42462 from ClibMouse/power_build_fix

Fix power8+ support add power9+ support
This commit is contained in:
Alexey Milovidov 2022-10-24 09:30:38 +02:00 committed by GitHub
commit 729692f862
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 13 additions and 17 deletions

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@ -61,8 +61,14 @@ elseif (ARCH_AARCH64)
endif ()
elseif (ARCH_PPC64LE)
# By Default, build for power8 and up, allow building for power9 and up
# Note that gcc and clang have support for x86 SSE2 intrinsics when building for PowerPC
set (COMPILER_FLAGS "${COMPILER_FLAGS} -maltivec -mcpu=power8 -D__SSE2__=1 -DNO_WARN_X86_INTRINSICS")
option (POWER9 "Build for Power 9 CPU and above" 0)
if(POWER9)
set (COMPILER_FLAGS "${COMPILER_FLAGS} -maltivec -mcpu=power9 -D__SSE2__=1 -DNO_WARN_X86_INTRINSICS")
else ()
set (COMPILER_FLAGS "${COMPILER_FLAGS} -maltivec -mcpu=power8 -D__SSE2__=1 -DNO_WARN_X86_INTRINSICS")
endif ()
elseif (ARCH_AMD64)
option (ENABLE_SSSE3 "Use SSSE3 instructions on x86_64" 1)

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@ -78,23 +78,13 @@ endif()
include(CheckCCompilerFlag)
if(CMAKE_SYSTEM_PROCESSOR MATCHES "^(powerpc|ppc)64")
CHECK_C_COMPILER_FLAG("-mcpu=power9" HAS_POWER9)
if(HAS_POWER9)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -mcpu=power9 -mtune=power9")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mcpu=power9 -mtune=power9")
if(POWER9)
set(HAS_POWER9 1)
set(HAS_ALTIVEC 1)
else()
CHECK_C_COMPILER_FLAG("-mcpu=power8" HAS_POWER8)
if(HAS_POWER8)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -mcpu=power8 -mtune=power8")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mcpu=power8 -mtune=power8")
endif(HAS_POWER8)
endif(HAS_POWER9)
CHECK_C_COMPILER_FLAG("-maltivec" HAS_ALTIVEC)
if(HAS_ALTIVEC)
message(STATUS " HAS_ALTIVEC yes")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -maltivec")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -maltivec")
endif(HAS_ALTIVEC)
set(HAS_POWER8 1)
set(HAS_ALTIVEC 1)
endif(POWER9)
endif(CMAKE_SYSTEM_PROCESSOR MATCHES "^(powerpc|ppc)64")
if(CMAKE_SYSTEM_PROCESSOR MATCHES "aarch64|AARCH64|arm64|ARM64")