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comparison src/makefile.inc @ 0:83c23a36980d

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author Tatsuki IHA <e125716@ie.u-ryukyu.ac.jp>
date Fri, 26 May 2017 23:11:05 +0900
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children 2617849843ec
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-1:000000000000 0:83c23a36980d
1 # Cross-compiling (e.g., on Mac OS X, install arm-none-eabi-gcc with MacPorts)
2 CROSSCOMPILE := arm-none-eabi-
3
4 CC = $(CROSSCOMPILE)gcc
5 AS = $(CROSSCOMPILE)as
6 LD = $(CROSSCOMPILE)ld
7 OBJCOPY = $(CROSSCOMPILE)objcopy
8 OBJDUMP = $(CROSSCOMPILE)objdump
9
10 CFLAGS = -march=armv6 -fno-pic -static -fno-builtin -fno-strict-aliasing -Wall -Werror -I. -g -O0
11 LDFLAGS = -L.
12 ASFLAGS = -march=armv6
13
14 LIBGCC = $(shell $(CC) -print-libgcc-file-name)
15
16 # host compiler
17 HOSTCC_preferred = gcc
18 define get_hostcc
19 $(if $(shell which $(HOSTCC_preferred)),$(HOSTCC_preferred),"cc")
20 endef
21 HOSTCC := $(call get_hostcc)
22
23 # general rules
24 quiet-command = $(if $(V),$1,$(if $(2),@echo $2 && $1, @$1))
25
26 LINK_BIN = $(call quiet-command,$(LD) $(LDFLAGS) \
27 -T $(1) -o $(2) $(3) $(LIBS) -b binary $(4), " LINK $(TARGET_DIR)$@")
28
29 LINK_INIT = $(call quiet-command,$(LD) $(LDFLAGS) \
30 $(1) -o $@.out $<, " LINK $(TARGET_DIR)$@")
31 OBJCOPY_INIT = $(call quiet-command,$(OBJCOPY) \
32 -S -O binary --prefix-symbols="_binary_$@" $@.out $@, " OBJCOPY $(TARGET_DIR)$@")
33
34 build-directory = $(shell mkdir -p build build/device build/lib)
35
36 build/%.o: %.c
37 $(call build-directory)
38 $(call quiet-command,$(CC) $(CFLAGS) \
39 -c -o $@ $<," CC $(TARGET_DIR)$@")
40
41 AS_WITH = $(call quiet-command,$(CC) $(ASFLAGS) \
42 $(1) -c -o $@ $<," AS $(TARGET_DIR)$@")
43
44 build/%.o: %.S
45 $(call build-directory)
46 $(call AS_WITH, )