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targets/zephyr/Makefile.zephyr: frdm_k64f: Optimize for Cortex-M4F.

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This is now required, as Zephyr for frdm_k64f is built with hard float ABI.

JerryScript-DCO-1.0-Signed-off-by: Paul Sokolovsky paul.sokolovsky@linaro.org
This commit is contained in:
Paul Sokolovsky
2016-08-12 19:56:01 +03:00
parent a0e256e867
commit 63d14458a0
1 changed files with 5 additions and 1 deletions
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targets/zephyr/Makefile.zephyr
+5 -1
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@@ -60,10 +60,14 @@ CONFIG_TOOLCHAIN_VARIANT = x86
CPU = i686
EXT_CFLAGS += -march=pentium
EXT_CFLAGS += -mpreferred-stack-boundary=2 -mno-sse
else ifeq ($(BOARD),$(filter $(BOARD),qemu_cortex_m3 frdm_k64f))
else ifeq ($(BOARD),qemu_cortex_m3)
CONFIG_TOOLCHAIN_VARIANT = arm
CPU = arm7-m
EXT_CFLAGS += -march=armv7-m -mthumb -mcpu=cortex-m3 -mabi=aapcs
else ifeq ($(BOARD),frdm_k64f)
CONFIG_TOOLCHAIN_VARIANT = arm
CPU = arm7e-m
EXT_CFLAGS += -march=armv7e-m -mthumb -mcpu=cortex-m4 -mabi=aapcs -mfloat-abi=hard -mfpu=fpv4-sp-d16
else ifeq ($(BOARD),em_starterkit)
# TODO: Tested only to build, untested to boot
CONFIG_TOOLCHAIN_VARIANT = arc