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qmk-firmware
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Fix compiler settings for MCUs with floating point

This commit is contained in:
Fred Sundvik 2018-01-21 10:55:40 +02:00 committed by skullydazed
parent 2018df1a61
commit 510a8d3339
1 changed files with 25 additions and 9 deletions
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34
tmk_core/chibios.mk
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@ -26,7 +26,7 @@ endif
# Imported source files and paths
CHIBIOS = $(TOP_DIR)/lib/chibios
CHIBIOS_CONTRIB = $(TOP_DIR)/lib/chibios-contrib
# Startup files. Try a few different locations, for compability with old versions and
# Startup files. Try a few different locations, for compability with old versions and
# for things hardware in the contrib repository
STARTUP_MK = $(CHIBIOS)/os/common/ports/ARMCMx/compilers/GCC/mk/startup_$(MCU_STARTUP).mk
ifeq ("$(wildcard $(STARTUP_MK))","")
@ -46,7 +46,7 @@ endif
include $(PLATFORM_MK)
BOARD_MK :=
BOARD_MK :=
ifneq ("$(wildcard $(KEYBOARD_PATH_5)/boards/$(BOARD)/board.mk)","")
BOARD_PATH = $(KEYBOARD_PATH_5)
@ -115,14 +115,14 @@ CHIBISRC = $(STARTUPSRC) \
$(STREAMSSRC) \
$(STARTUPASM) \
$(PORTASM) \
$(OSALASM)
$(OSALASM)
CHIBISRC := $(patsubst $(TOP_DIR)/%,%,$(CHIBISRC))
EXTRAINCDIRS += $(CHIBIOS)/os/license \
$(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) \
$(HALINC) $(PLATFORMINC) $(BOARDINC) $(TESTINC) \
$(STREAMSINC) $(CHIBIOS)/os/various
$(STREAMSINC) $(CHIBIOS)/os/various
#
# Project, sources and paths
@ -139,17 +139,17 @@ SIZE = arm-none-eabi-size
AR = arm-none-eabi-ar
NM = arm-none-eabi-nm
HEX = $(OBJCOPY) -O $(FORMAT)
EEP =
EEP =
BIN = $(OBJCOPY) -O binary
THUMBFLAGS = -DTHUMB_PRESENT -mno-thumb-interwork -DTHUMB_NO_INTERWORKING -mthumb -DTHUMB
THUMBFLAGS = -DTHUMB_PRESENT -mno-thumb-interwork -DTHUMB_NO_INTERWORKING -mthumb -DTHUMB
COMPILEFLAGS += -fomit-frame-pointer
COMPILEFLAGS += -fomit-frame-pointer
COMPILEFLAGS += -falign-functions=16
COMPILEFLAGS += -ffunction-sections
COMPILEFLAGS += -fdata-sections
COMPILEFLAGS += -fno-common
COMPILEFLAGS += $(THUMBFLAGS)
COMPILEFLAGS += $(THUMBFLAGS)
CFLAGS += $(COMPILEFLAGS)
@ -168,6 +168,22 @@ OPT_DEFS += -DPROTOCOL_CHIBIOS
MCUFLAGS = -mcpu=$(MCU)
# FPU options default (Cortex-M4 and Cortex-M7 single precision).
ifeq ($(USE_FPU_OPT),)
USE_FPU_OPT = -mfloat-abi=$(USE_FPU) -mfpu=fpv4-sp-d16 -fsingle-precision-constant
endif
# FPU-related options
ifeq ($(USE_FPU),)
USE_FPU = no
endif
ifneq ($(USE_FPU),no)
OPT += $(USE_FPU_OPT)
OPT_DEFS += -DCORTEX_USE_FPU=TRUE
else
OPT_DEFS += -DCORTEX_USE_FPU=FALSE
endif
DEBUG = gdb
DFU_ARGS ?=