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TOOLCHAIN := $(DEVKITARM)
COMPARE ?= 0
# don't use dkP's base_tools anymore
# because the redefinition of $(CC) conflicts
# with when we want to use $(CC) to preprocess files
# thus, manually create the variables for the bin
# files, or use arm-none-eabi binaries on the system
# if dkP is not installed on this system
ifneq (,$(TOOLCHAIN))
ifneq ($(wildcard $(TOOLCHAIN)/bin),)
export PATH := $(TOOLCHAIN)/bin:$(PATH)
endif
endif
PREFIX := arm-none-eabi-
OBJCOPY := $(PREFIX)objcopy
AS := $(PREFIX)as
LD := $(PREFIX)ld
AR := $(PREFIX)ar
# note: the makefile must be set up so MODERNCC is never called
# if MODERN=0
MODERNCC := $(PREFIX)gcc
ifeq ($(OS),Windows_NT)
EXE := .exe
else
EXE :=
endif
# use arm-none-eabi-cpp for macOS
# as macOS's default compiler is clang
# and clang's preprocessor will warn on \u
# when preprocessing asm files, expecting a unicode literal
# we can't unconditionally use arm-none-eabi-cpp
# as installations which install binutils-arm-none-eabi
# don't come with it
ifneq ($(MODERN),1)
ifeq ($(shell uname -s),Darwin)
CPP := $(PREFIX)cpp
else
CPP := $(CC) -E
endif
else
CPP := $(PREFIX)cpp
endif
ASFLAGS := -mcpu=arm7tdmi
ARFLAGS := rc
SYSCALLS := IntrWait \
RegisterRamReset \
Sqrt \
MusicPlayerOpen \
SoundBiasReset \
SoundDriverVSyncOn \
Mod \
VBlankIntrWait \
MusicPlayerStart \
SoundDriverVSyncOff \
HuffUnComp \
SoftResetExram \
MusicPlayerFadeOut \
LZ77UnCompWram \
SoundDriverMain \
SoundBiasChange \
LZ77UnCompVram \
ArcTan2 \
MusicPlayerStop \
DivArm \
ModArm \
SoundDriverVSync \
SoundDriverInit \
BgAffineSet \
Diff8bitUnFilterWram \
MultiBoot \
MidiKey2Freq \
Div \
Diff8bitUnFilterVram \
ArcTan \
ObjAffineSet \
SoftResetRom \
SoundDriverMode \
RLUnCompWram \
BitUnPack \
SoundChannelClear \
CpuFastSet \
CpuSet \
Diff16bitUnFilter \
SoundBiasSet \
MusicPlayerContinue \
SoftReset \
RLUnCompVram
ASM_SRCS := libagbsyscall.s
ASM_OBJS := $(foreach syscall, $(SYSCALLS), $(syscall).o)
LIB := libagbsyscall.a
.PHONY: all clean
all: $(LIB)
@:
clean:
rm -f $(LIB) $(ASM_OBJS)
$(LIB): $(ASM_OBJS)
$(AR) $(ARFLAGS) $@ $^
$(ASM_OBJS): libagbsyscall.s
$(AS) $(ASFLAGS) --defsym L_$(*F)=1 -o $@ $<
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