mirror of
https://github.com/portapack-mayhem/mayhem-firmware.git
synced 2024-12-23 00:17:46 +00:00
108 lines
3.2 KiB
CMake
108 lines
3.2 KiB
CMake
# ARM Cortex-Mx common makefile scripts and rules.
|
|
|
|
##############################################################################
|
|
# Processing options coming from the upper Makefile.
|
|
#
|
|
|
|
# Compiler options
|
|
set(OPT ${USE_OPT})
|
|
set(COPT ${USE_COPT})
|
|
set(CPPOPT ${USE_CPPOPT})
|
|
|
|
# Garbage collection
|
|
if(USE_LINK_GC STREQUAL "yes")
|
|
set(OPT "${OPT} -ffunction-sections -fdata-sections -fno-common")
|
|
set(LDOPT ",--gc-sections")
|
|
else()
|
|
set(LDOPT)
|
|
endif()
|
|
|
|
# Linker extra options
|
|
if(DEFINED USE_LDOPT)
|
|
set(LDOPT "${LDOPT},${USE_LDOPT}")
|
|
endif()
|
|
|
|
# Link time optimizations
|
|
if(USE_LTO STREQUAL "yes")
|
|
set(OPT "${OPT} -flto")
|
|
endif()
|
|
|
|
# FPU-related options
|
|
if(NOT DEFINED USE_FPU)
|
|
set(USE_FPU no)
|
|
endif()
|
|
if(NOT USE_FPU STREQUAL "no")
|
|
set(OPT "${OPT} -mfloat-abi=${USE_FPU} -mfpu=fpv4-sp-d16 -fsingle-precision-constant")
|
|
set(DDEFS ${DDEFS} -DCORTEX_USE_FPU=TRUE)
|
|
set(DADEFS ${DADEFS} -DCORTEX_USE_FPU=TRUE)
|
|
else()
|
|
set(DDEFS ${DDEFS} -DCORTEX_USE_FPU=FALSE)
|
|
set(DADEFS ${DADEFS} -DCORTEX_USE_FPU=FALSE)
|
|
endif()
|
|
|
|
# Source files groups and paths
|
|
if(USE_THUMB STREQUAL "yes")
|
|
set(TCSRC ${TCSRC} ${CSRC})
|
|
set(TCPPSRC ${TCPPSRC} ${CPPSRC})
|
|
else()
|
|
set(ACSRC ${ACSRC} ${CSRC})
|
|
set(ACPPSRC ${ACPPSRC} ${CPPSRC})
|
|
endif()
|
|
set(ASRC ${ACSRC} ${ACPPSRC})
|
|
set(TSRC ${TCSRC} ${TCPPSRC})
|
|
|
|
# Paths
|
|
set(IINCDIR ${INCDIR} ${DINCDIR} ${UINCDIR})
|
|
set(LLIBDIR ${DLIBDIR} ${ULIBDIR})
|
|
|
|
# Macros
|
|
set(DEFS ${DDEFS} ${UDEFS})
|
|
set(ADEFS ${DADEFS} ${UADEFS})
|
|
|
|
# Libs
|
|
set(LIBS ${DLIBS} ${ULIBS})
|
|
|
|
# Various settings
|
|
set(MCFLAGS -mcpu=${MCU})
|
|
set(ODFLAGS "-x --syms")
|
|
set(ASFLAGS "${MCFLAGS} ${ADEFS}")
|
|
set(ASXFLAGS "${MCFLAGS} ${ADEFS}")
|
|
set(CFLAGS "${MCFLAGS} ${OPT} ${COPT} ${CWARN}")
|
|
set(CPPFLAGS "${MCFLAGS} ${OPT} ${CPPOPT} ${CPPWARN}")
|
|
set(LDFLAGS "-nostartfiles -Wl,--library-path=${RULESPATH},--script=${LDSCRIPT}${LDOPT}")
|
|
|
|
# Thumb interwork enabled only if needed because it kills performance.
|
|
if(DEFINED TSRC)
|
|
set(CFLAGS "${CFLAGS}")
|
|
set(CPPFLAGS "${CPPFLAGS}")
|
|
set(ASFLAGS "${ASFLAGS}")
|
|
set(DEFS ${DEFS} -DTHUMB_PRESENT)
|
|
set(ADEFS ${ADEFS} -DTHUMB_PRESENT)
|
|
if(DEFINED ASRC)
|
|
# Mixed ARM and THUMB mode.
|
|
set(CFLAGS "${CFLAGS} -mthumb-interwork")
|
|
set(CPPFLAGS "${CPPFLAGS} -mthumb-interwork")
|
|
set(ASFLAGS "${ASFLAGS} -mthumb-interwork")
|
|
set(LDFLAGS "${LDFLAGS} -mthumb-interwork")
|
|
else()
|
|
# Pure THUMB mode, THUMB C code cannot be called by ARM asm code directly.
|
|
set(CFLAGS "${CFLAGS} -mno-thumb-interwork")
|
|
set(CPPFLAGS "${CPPFLAGS} -mno-thumb-interwork")
|
|
set(ASFLAGS "${ASFLAGS} -mno-thumb-interwork -mthumb")
|
|
set(LDFLAGS "${LDFLAGS} -mno-thumb-interwork -mthumb")
|
|
set(DEFS ${DEFS} -DTHUMB_NO_INTERWORKING)
|
|
set(ADEFS ${ADEFS} -DTHUMB_NO_INTERWORKING)
|
|
endif()
|
|
else()
|
|
# Pure ARM mode
|
|
set(CFLAGS "${CFLAGS} -mno-thumb-interwork")
|
|
set(CPPFLAGS "${CPPFLAGS} -mno-thumb-interwork")
|
|
set(ASFLAGS "${ASFLAGS} -mno-thumb-interwork")
|
|
set(LDFLAGS "${LDFLAGS} -mno-thumb-interwork")
|
|
endif()
|
|
|
|
set(CMAKE_C_FLAGS "${CFLAGS} ${TOPT}")
|
|
set(CMAKE_CXX_FLAGS "${CPPFLAGS} ${TOPT}")
|
|
set(CMAKE_AS_FLAGS "${ASFLAGS} ${TOPT}")
|
|
set(CMAKE_EXE_LINKER_FLAGS "${LDFLAGS}")
|