124 lines
4.4 KiB
Makefile
124 lines
4.4 KiB
Makefile
# Amiga (Bebbo m68k-amigaos-gcc) build rules.
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include $(dir $(lastword $(MAKEFILE_LIST)))/common.mk
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PLATFORM := amiga
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BUILD := $(REPO_DIR)/build/$(PLATFORM)
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LIBDIR := $(BUILD)/lib
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BINDIR := $(BUILD)/bin
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# PTPlayer is staged by toolchains/install.sh into PTPLAYER_DIR; we
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# reference its ptplayer.asm + header from there rather than copying
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# them into the source tree, so install.sh can refresh / version it
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# independently. -I on $(SRC_PORT)/amiga lets ptplayer.h resolve
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# <SDI_compiler.h> from the port-local shim alongside our HAL code.
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PTPLAYER_DIR := $(REPO_DIR)/toolchains/amiga/ptplayer
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CFLAGS := $(COMMON_CFLAGS) -DJOEYLIB_PLATFORM_AMIGA -m68000 -fomit-frame-pointer -noixemul -D__OSCOMPAT -I$(SRC_PORT)/amiga -I$(PTPLAYER_DIR)
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# OSCOMPAT=1 selects PTPlayer's audio.device-friendly variant (uses
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# CIA-B + audio.device interrupts via the OS rather than taking over
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# Paula directly), matching the way our HAL cooperates with Intuition.
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# -Fhunk matches Bebbo gcc-amigaos's AmigaOS HUNK object format. ELF
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# objects from vasm cannot be linked into a HUNK libjoey.a (the ar
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# "file format not recognized" failure mode is silent at archive time
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# and surfaces as undefined references at every binary's link step).
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ASFLAGS := -Fhunk -m68000 -quiet -DOSCOMPAT=1
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# --allow-multiple-definition lets our user-space tzset stub
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# (src/port/amiga/libinit.c) win over libnix's version in
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# __gmtoffset.o. libnix's tzset dereferences a possibly-NULL
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# LocaleBase; our no-op skips the deref.
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LDFLAGS := -noixemul -Wl,--allow-multiple-definition
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PORT_C_SRCS := $(wildcard $(SRC_PORT)/amiga/*.c)
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PORT_S_SRCS := $(wildcard $(SRC_PORT)/amiga/*.s)
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SHARED_S := $(wildcard $(SRC_68K)/*.s)
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# Amiga uses PTPlayer's mt_playfx for SFX, not the libxmp+overlay
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# combo that DOS and ST share, so the shared SFX overlay mixer in
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# src/core/audioSfxMix.c is unused here. Filter it out to keep dead
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# code out of every Amiga binary.
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CORE_C_SRCS_AMIGA := $(filter-out %/audioSfxMix.c, $(CORE_C_SRCS))
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# Sprite codegen: 68k emitter shared with the ST port.
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CODEGEN_DIR := $(REPO_DIR)/src/codegen
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LIB_OBJS := \
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$(patsubst $(SRC_CORE)/%.c,$(BUILD)/obj/core/%.o,$(CORE_C_SRCS_AMIGA)) \
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$(patsubst $(SRC_PORT)/amiga/%.c,$(BUILD)/obj/port/%.o,$(PORT_C_SRCS)) \
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$(patsubst $(SRC_PORT)/amiga/%.s,$(BUILD)/obj/port/%.o,$(PORT_S_SRCS)) \
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$(patsubst $(SRC_68K)/%.s,$(BUILD)/obj/68k/%.o,$(SHARED_S)) \
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$(BUILD)/obj/port/ptplayer.o \
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$(BUILD)/obj/codegen/spriteEmit68k.o \
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$(BUILD)/obj/codegen/spriteCompile.o
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LIB := $(LIBDIR)/libjoey.a
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HELLO_SRC := $(EXAMPLES)/hello/hello.c
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HELLO_BIN := $(BINDIR)/Hello
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PATTERN_SRC := $(EXAMPLES)/pattern/pattern.c
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PATTERN_BIN := $(BINDIR)/Pattern
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KEYS_SRC := $(EXAMPLES)/keys/keys.c
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KEYS_BIN := $(BINDIR)/Keys
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JOY_SRC := $(EXAMPLES)/joy/joy.c
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JOY_BIN := $(BINDIR)/Joy
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SPRITE_SRC := $(EXAMPLES)/sprite/sprite.c
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SPRITE_BIN := $(BINDIR)/Sprite
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AUDIO_SRC := $(EXAMPLES)/audio/audio.c
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AUDIO_BIN := $(BINDIR)/Audio
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.PHONY: all amiga clean-amiga
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all amiga: $(LIB) $(HELLO_BIN) $(PATTERN_BIN) $(KEYS_BIN) $(JOY_BIN) $(SPRITE_BIN) $(AUDIO_BIN)
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$(BUILD)/obj/core/%.o: $(SRC_CORE)/%.c
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@mkdir -p $(dir $@)
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$(AMIGA_CC) $(CFLAGS) -c $< -o $@
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$(BUILD)/obj/port/%.o: $(SRC_PORT)/amiga/%.c
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@mkdir -p $(dir $@)
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$(AMIGA_CC) $(CFLAGS) -c $< -o $@
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$(BUILD)/obj/port/%.o: $(SRC_PORT)/amiga/%.s
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@mkdir -p $(dir $@)
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$(AMIGA_AS) $(ASFLAGS) $< -o $@
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$(BUILD)/obj/port/ptplayer.o: $(PTPLAYER_DIR)/ptplayer.asm
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@mkdir -p $(dir $@)
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$(AMIGA_AS) $(ASFLAGS) $< -o $@
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$(BUILD)/obj/codegen/%.o: $(CODEGEN_DIR)/%.c
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@mkdir -p $(dir $@)
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$(AMIGA_CC) $(CFLAGS) -I$(CODEGEN_DIR) -c $< -o $@
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$(BUILD)/obj/68k/%.o: $(SRC_68K)/%.s
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@mkdir -p $(dir $@)
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$(AMIGA_AS) $(ASFLAGS) $< -o $@
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$(LIB): $(LIB_OBJS)
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@mkdir -p $(dir $@)
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$(AMIGA_AR) rcs $@ $^
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$(HELLO_BIN): $(HELLO_SRC) $(LIB)
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@mkdir -p $(dir $@)
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$(AMIGA_CC) $(CFLAGS) $< $(LIB) -o $@ $(LDFLAGS)
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$(PATTERN_BIN): $(PATTERN_SRC) $(LIB)
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@mkdir -p $(dir $@)
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$(AMIGA_CC) $(CFLAGS) $< $(LIB) -o $@ $(LDFLAGS)
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$(KEYS_BIN): $(KEYS_SRC) $(LIB)
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@mkdir -p $(dir $@)
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$(AMIGA_CC) $(CFLAGS) $< $(LIB) -o $@ $(LDFLAGS)
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$(JOY_BIN): $(JOY_SRC) $(LIB)
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@mkdir -p $(dir $@)
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$(AMIGA_CC) $(CFLAGS) $< $(LIB) -o $@ $(LDFLAGS)
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$(SPRITE_BIN): $(SPRITE_SRC) $(LIB)
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@mkdir -p $(dir $@)
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$(AMIGA_CC) $(CFLAGS) $< $(LIB) -o $@ $(LDFLAGS)
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$(AUDIO_BIN): $(AUDIO_SRC) $(LIB)
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@mkdir -p $(dir $@)
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$(AMIGA_CC) $(CFLAGS) $< $(LIB) -o $@ $(LDFLAGS)
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clean-amiga:
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rm -rf $(BUILD)
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