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make/cortexm: fix mfpu flag for CortexM7

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Use single precision, like with M4 instead of double precision
This commit is contained in:
Alexandre Abadie 2020-01-02 14:40:50 +01:00
parent 68210feb54
commit df376aeef7
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1 changed files with 1 additions and 1 deletions
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makefiles/arch/cortexm.inc.mk
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@ -80,7 +80,7 @@ ifneq (,$(filter $(CPU_ARCH),cortex-m4f cortex-m7))
# clang assumes there is an FPU
ifneq (llvm,$(TOOLCHAIN))
ifeq ($(CPU_ARCH),cortex-m7)
CFLAGS_FPU ?= -mfloat-abi=hard -mfpu=fpv5-d16
CFLAGS_FPU ?= -mfloat-abi=hard -mfpu=fpv5-sp-d16
else
CFLAGS_FPU ?= -mfloat-abi=hard -mfpu=fpv4-sp-d16
endif