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cpu/cortexm: disabled hard floats for M4F CPUs

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This commit is contained in:
Hauke Petersen 2015-05-29 13:56:41 +02:00
parent f9b00c4257
commit f3a7515d34
1 changed files with 5 additions and 3 deletions
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8
cpu/Makefile.include.cortexm_common
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@ -16,11 +16,13 @@ export CFLAGS += -DCPU_ARCH_$(ARCH)
# set the compiler specific CPU and FPU options
ifeq ($(CPU_ARCH),cortex-m4f)
export CFLAGS_FPU += -mfloat-abi=hard -mfpu=fpv4-sp-d16
# TODO: enable hard floating points for the M4F once the context save/restore
# code is adjusted to take care of FPU registers
#export CFLAGS_FPU += -mfloat-abi=hard -mfpu=fpv4-sp-d16
export MCPU := cortex-m4
else
export MCPU ?= $(CPU_ARCH)
endif
CFLAGS_FPU ?= -mfloat-abi=soft
export MCPU ?= $(CPU_ARCH)
# Include CPU specific includes:
export INCLUDES += -I$(RIOTCPU)/$(CPU)/include