mirror of
https://github.com/n64decomp/sm64.git
synced 2024-10-19 13:07:37 -04:00
232 lines
6.8 KiB
Makefile
232 lines
6.8 KiB
Makefile
# Build options can be changed by modifying the makefile or by building with 'make SETTING=value'.
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# It is also possible to override the settings in Defaults in a file called .make_options as 'SETTING=value'.
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-include .make_options
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#### Defaults ####
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# if WERROR is 1, pass -Werror to CC, so warnings would be treated as errors
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WERROR ?= 0
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# if RELEASE is 1 strip binaries as well as enable optimizations
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RELEASE ?= 1
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# On Mac, set this to `universal` to build universal (x86+ARM) binaries
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TARGET ?= native
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# Set to 1 to build with sanitization enabled
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# N.B. cannot be used for `make setup` at the moment due to recomp.cpp not respecting it
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ASAN ?= 0
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# IDO 5.3 only for Super Mario 64
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IDO_VERSION := IDO53
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IDO_TC := cc acpp as0 as1 cfe copt ugen ujoin uld umerge uopt usplit
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# -- determine the host environment and target
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# | Host | Targets |
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# |-------|-------------------|
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# | macOS | native, universal |
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# | linux | native |
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# | win | native |
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UNAME_S := $(shell uname -s)
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UNAME_P := $(shell uname -p)
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MAKE := make
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ifeq ($(OS),Windows_NT)
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DETECTED_OS := windows
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else ifeq ($(UNAME_S),Linux)
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DETECTED_OS := linux
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else ifeq ($(UNAME_S),Darwin)
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DETECTED_OS := macos
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MAKE := gmake
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CPPFLAGS += -xc++
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else
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$(error Unsupported host OS for Makefile)
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endif
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RABBITIZER := tools/rabbitizer
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RABBITIZER_LIB := $(RABBITIZER)/build/librabbitizerpp.a
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CC := gcc
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CXX := g++
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STRIP := strip
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CSTD ?= -std=c11
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CFLAGS ?= -MMD -fno-strict-aliasing -I.
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CXXSTD ?= -std=c++17
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CXXFLAGS ?= -MMD
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WARNINGS ?= -Wall -Wextra
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LDFLAGS ?= -lm
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RECOMP_FLAGS ?=
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ifneq ($(WERROR),0)
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WARNINGS += -Werror
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endif
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ifeq ($(RELEASE),1)
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OPTFLAGS ?= -Os
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else
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OPTFLAGS ?= -Og -g3
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STRIP := @:
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endif
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ifneq ($(ASAN),0)
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CFLAGS += -fsanitize=address -fsanitize=pointer-compare -fsanitize=pointer-subtract -fsanitize=undefined -fno-sanitize-recover=all
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CXXFLAGS += -fsanitize=address -fsanitize=pointer-compare -fsanitize=pointer-subtract -fsanitize=undefined -fno-sanitize-recover=all
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endif
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ifeq ($(DETECTED_OS),windows)
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CXXFLAGS += -static
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endif
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# -- Build Directories
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# designed to work with Make 3.81 (macOS/last GPL-2 version)
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# https://ismail.badawi.io/blog/automatic-directory-creation-in-make/
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BUILD_BASE ?= build
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BUILD_DIR := $(BUILD_BASE)
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BUILT_BIN := $(BUILD_DIR)/out
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# -- Location of original IDO binaries in SM64 repo
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IRIX_USR_DIR ?= ../ido5.3_compiler/usr
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# -- Location of the irix tool chain error messages
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ERR_STRS := $(BUILT_BIN)/err.english.cc
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RECOMP_ELF := $(BUILD_BASE)/recomp.elf
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LIBC_IMPL_O := libc_impl.o
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TARGET_BINARIES := $(foreach binary,$(IDO_TC),$(BUILT_BIN)/$(binary))
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O_FILES := $(foreach binary,$(IDO_TC),$(BUILD_DIR)/$(binary).o)
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C_FILES := $(O_FILES:.o=.c)
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# Automatic dependency files
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DEP_FILES := $(O_FILES:.o=.d)
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# create build directories
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$(shell mkdir -p $(BUILT_BIN))
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# per-file flags
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# 5.3 ugen relies on UB stack reads
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# to emulate, pass the conservative flag to `recomp`
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$(BUILD_BASE)/ugen.c: RECOMP_FLAGS := --conservative
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$(RECOMP_ELF): CXXFLAGS += -I$(RABBITIZER)/include -I$(RABBITIZER)/cplusplus/include
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$(RECOMP_ELF): LDFLAGS += -L$(RABBITIZER)/build -lrabbitizerpp
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ifneq ($(DETECTED_OS),windows)
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# For traceback
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$(RECOMP_ELF): LDFLAGS += -ldl
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endif
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ifeq ($(DETECTED_OS),linux)
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# For traceback
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$(RECOMP_ELF): LDFLAGS += -Wl,-export-dynamic
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endif
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# Too many warnings, disable everything for now...
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$(RECOMP_ELF): WARNINGS += -Wpedantic -Wno-shadow -Wno-unused-variable -Wno-unused-but-set-variable -Wno-unused-parameter -Wno-implicit-fallthrough
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%/$(LIBC_IMPL_O): CFLAGS += -D$(IDO_VERSION)
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# TODO: fix warnings
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%/$(LIBC_IMPL_O): WARNINGS += -Wno-unused-parameter -Wno-unused-variable -Wno-unused-but-set-variable -Wno-sign-compare -Wno-deprecated-declarations
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#### Main Targets ###
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all: $(TARGET_BINARIES) $(ERR_STRS)
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setup:
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$(MAKE) -C $(RABBITIZER) static CC=$(CC) CXX=$(CXX) DEBUG=$(DEBUG)
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$(MAKE) $(RECOMP_ELF)
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clean:
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$(RM) -r $(BUILD_DIR)
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distclean:
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$(RM) -r $(BUILD_BASE)
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$(MAKE) -C $(RABBITIZER) distclean
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c_files: $(C_FILES)
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.PHONY: all clean distclean setup
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.DEFAULT_GOAL := all
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# Prevent removing intermediate files
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.SECONDARY:
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#### Various Recipes ####
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$(BUILD_BASE)/%.elf: %.cpp
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$(CXX) $(CXXSTD) $(OPTFLAGS) $(CXXFLAGS) $(WARNINGS) -o $@ $^ $(LDFLAGS)
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$(BUILD_DIR)/%.c: $(IRIX_USR_DIR)/lib/%
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$(RECOMP_ELF) $(RECOMP_FLAGS) $< > $@ || ($(RM) -f $@ && false)
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# cc and strip are special and are stored in the `bin` folder instead of the `lib` one
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$(BUILD_DIR)/%.c: $(IRIX_USR_DIR)/bin/%
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$(RECOMP_ELF) $(RECOMP_FLAGS) $< > $@ || ($(RM) -f $@ && false)
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$(BUILT_BIN)/%.cc: $(IRIX_USR_DIR)/lib/%.cc
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cp $^ $@
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ifeq ($(TARGET),universal)
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MACOS_FAT_TARGETS ?= arm64-apple-macos11 x86_64-apple-macos10.14
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FAT_FOLDERS := $(foreach target,$(MACOS_FAT_TARGETS),$(BUILD_DIR)/$(target))
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# create build directories
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$(shell mkdir -p $(FAT_FOLDERS))
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# TODO: simplify
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FAT_BINARIES := $(foreach binary,$(IDO_TC),$(BUILT_BIN)/arm64-apple-macos11/$(binary)) \
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$(foreach binary,$(IDO_TC),$(BUILT_BIN)/x86_64-apple-macos10.14/$(binary))
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$(BUILT_BIN)/%: $(BUILD_DIR)/arm64-apple-macos11/% $(BUILD_DIR)/x86_64-apple-macos10.14/% | $(ERR_STRS)
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lipo -create -output $@ $^
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$(BUILD_DIR)/arm64-apple-macos11/%: $(BUILD_DIR)/arm64-apple-macos11/%.o $(BUILD_DIR)/arm64-apple-macos11/$(LIBC_IMPL_O) | $(ERR_STRS)
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$(CC) $(CSTD) $(OPTFLAGS) $(CFLAGS) -target arm64-apple-macos11 -o $@ $^ $(LDFLAGS)
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$(STRIP) $@
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$(BUILD_DIR)/x86_64-apple-macos10.14/%: $(BUILD_DIR)/x86_64-apple-macos10.14/%.o $(BUILD_DIR)/x86_64-apple-macos10.14/$(LIBC_IMPL_O) | $(ERR_STRS)
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$(CC) $(CSTD) $(OPTFLAGS) $(CFLAGS) -target x86_64-apple-macos10.14 -o $@ $^ $(LDFLAGS)
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$(STRIP) $@
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$(BUILD_DIR)/arm64-apple-macos11/%.o: $(BUILD_DIR)/%.c
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$(CC) -c $(CSTD) $(OPTFLAGS) $(CFLAGS) -target arm64-apple-macos11 -o $@ $<
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$(BUILD_DIR)/x86_64-apple-macos10.14/%.o: $(BUILD_DIR)/%.c
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$(CC) -c $(CSTD) $(OPTFLAGS) $(CFLAGS) -target x86_64-apple-macos10.14 -o $@ $<
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$(BUILD_DIR)/arm64-apple-macos11/$(LIBC_IMPL_O): libc_impl.c
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$(CC) -c $(CSTD) $(OPTFLAGS) $(CFLAGS) $(WARNINGS) -target arm64-apple-macos11 -o $@ $<
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$(BUILD_DIR)/x86_64-apple-macos10.14/$(LIBC_IMPL_O): libc_impl.c
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$(CC) -c $(CSTD) $(OPTFLAGS) $(CFLAGS) $(WARNINGS) -target x86_64-apple-macos10.14 -o $@ $<
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else
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$(BUILT_BIN)/%: $(BUILD_DIR)/%.o $(BUILD_DIR)/$(LIBC_IMPL_O) | $(ERR_STRS)
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$(CC) $(CSTD) $(OPTFLAGS) $(CFLAGS) -o $@ $^ $(LDFLAGS)
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$(STRIP) $@
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$(BUILD_DIR)/%.o: $(BUILD_DIR)/%.c
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$(CC) -c $(CSTD) $(OPTFLAGS) $(CFLAGS) -o $@ $<
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$(BUILD_DIR)/$(LIBC_IMPL_O): libc_impl.c
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$(CC) -c $(CSTD) $(OPTFLAGS) $(CFLAGS) $(WARNINGS) -o $@ $<
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endif
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# Remove built-in rules, to improve performance
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MAKEFLAGS += --no-builtin-rules
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-include $(DEP_FILES)
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# --- Debugging
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# run `make print-VARIABLE` to debug that variable
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print-% : ; $(info $* is a $(flavor $*) variable set to [$($*)]) @true
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