Merge pull request #4457

85318e78 build: set ARCH_FLAG before compiler/linker flag checks (xiphon)
This commit is contained in:
Riccardo Spagni 2018-09-29 22:16:19 +02:00
parent e951258543
commit 4e3bff92ab
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GPG key ID: 55432DF31CCD4FCD

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@ -529,6 +529,40 @@ else()
endif() endif()
endif() endif()
endif() endif()
option(NO_AES "Explicitly disable AES support" ${NO_AES})
if(NO_AES)
message(STATUS "AES support explicitly disabled")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DNO_AES")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DNO_AES")
elseif(NOT ARM AND NOT PPC64LE AND NOT PPC64 AND NOT PPC AND NOT S390X)
message(STATUS "AES support enabled")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -maes")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -maes")
elseif(PPC64LE OR PPC64 OR PPC)
message(STATUS "AES support not available on POWER")
elseif(S390X)
message(STATUS "AES support not available on s390x")
elseif(ARM6)
message(STATUS "AES support not available on ARMv6")
elseif(ARM7)
message(STATUS "AES support not available on ARMv7")
elseif(ARM8)
CHECK_CXX_ACCEPTS_FLAG("-march=${ARCH}+crypto" ARCH_PLUS_CRYPTO)
if(ARCH_PLUS_CRYPTO)
message(STATUS "Crypto extensions enabled for ARMv8")
set(ARCH_FLAG "-march=${ARCH}+crypto")
else()
message(STATUS "Crypto extensions unavailable on your ARMv8 device")
endif()
else()
message(STATUS "AES support disabled")
endif()
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${ARCH_FLAG}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${ARCH_FLAG}")
set(WARNINGS "-Wall -Wextra -Wpointer-arith -Wundef -Wvla -Wwrite-strings -Wno-error=extra -Wno-error=deprecated-declarations -Wno-unused-parameter -Wno-unused-variable -Wno-error=unused-variable -Wno-error=undef -Wno-error=uninitialized") set(WARNINGS "-Wall -Wextra -Wpointer-arith -Wundef -Wvla -Wwrite-strings -Wno-error=extra -Wno-error=deprecated-declarations -Wno-unused-parameter -Wno-unused-variable -Wno-error=unused-variable -Wno-error=undef -Wno-error=uninitialized")
if(NOT MINGW) if(NOT MINGW)
set(WARNINGS_AS_ERRORS_FLAG "-Werror") set(WARNINGS_AS_ERRORS_FLAG "-Werror")
@ -639,38 +673,8 @@ else()
message(STATUS "Using C++ security hardening flags: ${CXX_SECURITY_FLAGS}") message(STATUS "Using C++ security hardening flags: ${CXX_SECURITY_FLAGS}")
message(STATUS "Using linker security hardening flags: ${LD_SECURITY_FLAGS}") message(STATUS "Using linker security hardening flags: ${LD_SECURITY_FLAGS}")
option(NO_AES "Explicitly disable AES support" ${NO_AES}) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c11 -D_GNU_SOURCE ${MINGW_FLAG} ${STATIC_ASSERT_FLAG} ${WARNINGS} ${C_WARNINGS} ${COVERAGE_FLAGS} ${PIC_FLAG} ${C_SECURITY_FLAGS}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -D_GNU_SOURCE ${MINGW_FLAG} ${STATIC_ASSERT_CPP_FLAG} ${WARNINGS} ${CXX_WARNINGS} ${COVERAGE_FLAGS} ${PIC_FLAG} ${CXX_SECURITY_FLAGS}")
if(NO_AES)
message(STATUS "AES support explicitly disabled")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DNO_AES")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DNO_AES")
elseif(NOT ARM AND NOT PPC64LE AND NOT PPC64 AND NOT PPC AND NOT S390X)
message(STATUS "AES support enabled")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -maes")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -maes")
elseif(PPC64LE OR PPC64 OR PPC)
message(STATUS "AES support not available on POWER")
elseif(S390X)
message(STATUS "AES support not available on s390x")
elseif(ARM6)
message(STATUS "AES support not available on ARMv6")
elseif(ARM7)
message(STATUS "AES support not available on ARMv7")
elseif(ARM8)
CHECK_CXX_ACCEPTS_FLAG("-march=${ARCH}+crypto" ARCH_PLUS_CRYPTO)
if(ARCH_PLUS_CRYPTO)
message(STATUS "Crypto extensions enabled for ARMv8")
set(ARCH_FLAG "-march=${ARCH}+crypto")
else()
message(STATUS "Crypto extensions unavailable on your ARMv8 device")
endif()
else()
message(STATUS "AES support disabled")
endif()
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c11 -D_GNU_SOURCE ${MINGW_FLAG} ${STATIC_ASSERT_FLAG} ${WARNINGS} ${C_WARNINGS} ${ARCH_FLAG} ${COVERAGE_FLAGS} ${PIC_FLAG} ${C_SECURITY_FLAGS}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -D_GNU_SOURCE ${MINGW_FLAG} ${STATIC_ASSERT_CPP_FLAG} ${WARNINGS} ${CXX_WARNINGS} ${ARCH_FLAG} ${COVERAGE_FLAGS} ${PIC_FLAG} ${CXX_SECURITY_FLAGS}")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${LD_SECURITY_FLAGS}") set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${LD_SECURITY_FLAGS}")
# With GCC 6.1.1 the compiled binary malfunctions due to aliasing. Until that # With GCC 6.1.1 the compiled binary malfunctions due to aliasing. Until that