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MDEV-9172 - Analyze patches for IBM System z

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Extended my_timer_cycles() to support s390.
Some compiler tunings for RHEL/SLES RPM packages on s390.
This commit is contained in:
Sergey Vojtovich 2015-11-27 13:58:30 +04:00
commit 218da97d5d
3 changed files with 29 additions and 0 deletions
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19
cmake/build_configurations/mysql_release.cmake
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@ -154,6 +154,25 @@ IF(UNIX)
SET(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-O3 ${COMMON_CXX_FLAGS}")
ENDIF()
# IBM Z flags
IF(CMAKE_SYSTEM_PROCESSOR MATCHES "s390x")
IF(RPM MATCHES "(rhel|centos)6" OR RPM MATCHES "(suse|sles)11")
SET(z_flags "-funroll-loops -march=z9-109 -mtune=z10 ")
ELSEIF(RPM MATCHES "(rhel|centos)7" OR RPM MATCHES "(suse|sles)12")
SET(z_flags "-funroll-loops -march=z196 -mtune=zEC12 ")
ELSE()
SET(z_flags "")
ENDIF()
IF(CMAKE_COMPILER_IS_GNUCC)
SET(CMAKE_C_FLAGS_RELWITHDEBINFO "${z_flags}${CMAKE_C_FLAGS_RELWITHDEBINFO}")
ENDIF()
IF(CMAKE_COMPILER_IS_GNUCXX)
SET(CMAKE_CXX_FLAGS_RELWITHDEBINFO "${z_flags}${CMAKE_CXX_FLAGS_RELWITHDEBINFO}")
ENDIF()
UNSET(z_flags)
ENDIF()
# HPUX flags
IF(CMAKE_SYSTEM_NAME MATCHES "HP-UX")
IF(CMAKE_C_COMPILER_ID MATCHES "HP")