Fix ChibiOS FPU build logic (#9132)

This commit is contained in:
Joel Challis 2020-05-20 16:28:39 +01:00 committed by GitHub
parent 3ad2be52a7
commit b0c780ed32
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 13 additions and 17 deletions

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@ -220,6 +220,18 @@ COMPILEFLAGS += -fno-common
COMPILEFLAGS += -fshort-wchar
COMPILEFLAGS += $(THUMBFLAGS)
# FPU options default (Cortex-M4 and Cortex-M7 single precision).
USE_FPU_OPT ?= -mfloat-abi=hard -mfpu=fpv4-sp-d16 -fsingle-precision-constant
# FPU-related options
USE_FPU ?= no
ifneq ($(USE_FPU),no)
COMPILEFLAGS += $(USE_FPU_OPT)
OPT_DEFS += -DCORTEX_USE_FPU=TRUE
else
OPT_DEFS += -DCORTEX_USE_FPU=FALSE
endif
CFLAGS += $(COMPILEFLAGS)
ASFLAGS += $(THUMBFLAGS)
@ -241,22 +253,6 @@ OPT_DEFS += -DPORT_IGNORE_GCC_VERSION_CHECK=1
MCUFLAGS = -mcpu=$(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 ?=

View file

@ -46,7 +46,7 @@ FORMAT = ihex
# Optimization level, can be [0, 1, 2, 3, s].
# 0 = turn off optimization. s = optimize for size.
# (Note: 3 is not always the best optimization level. See avr-libc FAQ.)
OPT = s
OPT ?= s
# Compiler flag to set the C Standard level.
# c89 = "ANSI" C