mirror of
https://github.com/DarkPlacesEngine/gmqcc.git
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new makefile
This commit is contained in:
Dale Weiler
parent
94c2936bfa
commit
f971f89e1e
1 changed files with 180 additions and 76 deletions
256
Makefile
256
Makefile
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@ -1,100 +1,204 @@
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UNAME ?= $(shell uname)
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CYGWIN = $(findstring CYGWIN, $(UNAME))
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MINGW = $(findstring MINGW, $(UNAME))
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# Compilation options:
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# * LTO - Link time optimization [default=0]
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# * ASAN - Address sanitizer [default=0]
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# * UBSAN - Undefined behavior sanitizer [default=0]
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# * DEBUG - Debug build [default=0]
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# * UNUSED - Remove unused references [default=1]
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# * SRCDIR - Out of tree builds [default=./]
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LTO ?= 0
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ASAN ?= 0
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UBSAN ?= 0
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DEBUG ?= 0
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UNUSED ?= 1
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SRCDIR ?= ./
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ifneq ("$(CYGWIN)", "")
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WINDOWS=1
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endif
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ifneq ("$(MINGW)", "")
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WINDOWS=1
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# Determine if we're building for Windows or not so we can set the right file
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# extensions for the binaries and exclude the testsuite because it doesn't build
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# for that platform.
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ifeq ($(OS),Windows_NT)
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GMQCC := gmqcc.exe
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QCVM := qcvm.exe
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else
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GMQCC := gmqcc
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QCVM := qcvm
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TESTSUITE := testsuite
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endif
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# C++ compiler
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CXX ?= clang++
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CXXFLAGS = \
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-std=c++11 \
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-Wall \
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-Wextra \
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-Wno-parentheses \
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-Wno-class-memaccess \
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-fno-exceptions \
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-fno-rtti \
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-MD \
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-g3
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CSRCS = \
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ast.cpp \
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code.cpp \
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conout.cpp \
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fold.cpp \
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ftepp.cpp \
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intrin.cpp \
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ir.cpp \
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lexer.cpp \
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main.cpp \
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opts.cpp \
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parser.cpp \
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stat.cpp \
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utf8.cpp \
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util.cpp
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# Build artifact directories
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OBJDIR := .build/objs
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DEPDIR := .build/deps
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TSRCS = \
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conout.cpp \
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opts.cpp \
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stat.cpp \
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test.cpp \
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util.cpp
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# Collect all the source files for GMQCC.
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GSRCS := ast.cpp
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GSRCS += code.cpp
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GSRCS += conout.cpp
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GSRCS += fold.cpp
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GSRCS += ftepp.cpp
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GSRCS += intrin.cpp
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GSRCS += ir.cpp
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GSRCS += lexer.cpp
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GSRCS += main.cpp
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GSRCS += opts.cpp
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GSRCS += parser.cpp
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GSRCS += stat.cpp
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GSRCS += utf8.cpp
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GSRCS += util.cpp
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VSRCS = \
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exec.cpp \
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stat.cpp \
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util.cpp
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# Collect all the source files for QCVM.
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QSRCS := exec.cpp
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QSRCS += stat.cpp
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QSRCS += util.cpp
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COBJS = $(CSRCS:.cpp=.o)
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TOBJS = $(TSRCS:.cpp=.o)
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VOBJS = $(VSRCS:.cpp=.o)
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# Collect all the source files for TESTSUITE.
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TSRCS := conout.cpp
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TSRCS += opts.cpp
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TSRCS += stat.cpp
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TSRCS += test.cpp
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TSRCS += util.cpp
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CDEPS = $(CSRCS:.cpp=.d)
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TDEPS = $(TSRCS:.cpp=.d)
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VDEPS = $(VSRCS:.cpp=.d)
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#
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# Compilation flags
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#
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CXXFLAGS := -Wall
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CXXFLAGS += -Wextra
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CXXFLAGS += -Wno-parentheses
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CXXFLAGS += -Wno-class-memaccess
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CXXFLAGS += -Wno-implicit-fallthrough
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CXXFLAGS += -std=c++11
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ifndef WINDOWS
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CBIN = gmqcc
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VBIN = qcvm
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TBIN = testsuite
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# Disable some unneeded features.
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CXXFLAGS += -fno-exceptions
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CXXFLAGS += -fno-rtti
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CXXFLAGS += -fno-asynchronous-unwind-tables
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# Give each function and data it's own section so the linker can remove unused
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# references to each, producing smaller, tighter binaries.
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ifeq ($(UNUSED),1)
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CXXFLAGS += -ffunction-sections
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CXXFLAGS += -fdata-sections
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endif
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# Enable link-time optimizations if requested.
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ifeq ($(LTO),1)
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CXXFLAGS += -flto
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endif
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ifeq ($(DEBUG),1)
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# Ensure there is a frame-pointer in debug builds.
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CXXFLAGS += -fno-omit-frame-pointer
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# Disable all optimizations in debug builds.
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CXXFLAGS += -O0
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# Enable debug symbols.
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CXXFLAGS += -g
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else
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CBIN = gmqcc.exe
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VBIN = qcvm.exe
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# Disable all the stack protection features in release builds.
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CXXFLAGS += -fno-stack-protector
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CXXFLAGS += -fno-stack-check
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# Disable frame pointer in release builds when AddressSanitizer isn't present.
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ifeq ($(ASAN),1)
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CXXFLAGS += -fno-omit-frame-pointer
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else
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CXXFLAGS += -fomit-frame-pointer
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endif
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# Highest optimization flag in release builds.
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CXXFLAGS += -O3
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endif
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ifndef WINDOWS
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all: $(CBIN) $(QCVM) $(TBIN)
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# Sanitizer selection
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ifeq ($(ASAN),1)
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CXXFLAGS += -fsanitize=address
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endif
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ifeq ($(UBSAN),1)
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CXXFLAGS += -fsanitize=undefined
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endif
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#
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# Dependency flags
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#
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DEPFLAGS := -MMD
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DEPFLAGS += -MP
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#
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# Linker flags
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#
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LDFLAGS :=
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# Remove unreferenced sections
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ifeq ($(UNUSED),1)
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LDFLAGS += -Wl,--gc-sections
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endif
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# Enable link-time optimizations if request.
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ifeq ($(LTO),1)
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LDFLAGS += -flto
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endif
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# Sanitizer selection
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ifeq ($(ASAN),1)
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LDFLAGS += -fsanitize=address
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endif
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ifeq ($(UBSAN),1)
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LDFLAGS += -fsanitize=undefined
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endif
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# Strip the binaries when not a debug build
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ifneq (,$(findstring, -g,$(CXXFLAGS)))
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STRIP := true
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else
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all: $(CBIN) $(QCVM)
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STRIP := strip
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endif
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$(CBIN): $(COBJS)
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$(CXX) $(COBJS) -o $@
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all: $(GMQCC) $(QCVM) $(TESTSUITE)
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$(VBIN): $(VOBJS)
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$(CXX) $(VOBJS) -o $@
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# Build artifact directories.
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$(DEPDIR):
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@mkdir -p $(DEPDIR)
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$(OBJDIR):
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@mkdir -p $(OBJDIR)
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ifndef WINDOWS
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$(TBIN): $(TOBJS)
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$(CXX) $(TOBJS) -o $@
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$(OBJDIR)/%.o: %.cpp $(DEPDIR)/%.d | $(OBJDIR) $(DEPDIR)
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$(CXX) -MT $@ $(DEPFLAGS) -MF $(DEPDIR)/$*.Td $(CXXFLAGS) -c -o $@ $<
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@mv -f $(DEPDIR)/$*.Td $(DEPDIR)/$*.d
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test: $(CBIN) $(VBIN) $(TBIN)
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@./$(TBIN)
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$(GMQCC): $(filter %.o,$(GSRCS:%.cpp=$(OBJDIR)/%.o))
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$(CXX) $^ $(LDFLAGS) -o $@
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$(STRIP) $@
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$(QCVM): $(filter %.o,$(QSRCS:%.cpp=$(OBJDIR)/%.o))
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$(CXX) $^ $(LDFLAGS) -o $@
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$(STRIP) $@
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$(TESTSUITE): $(filter %.o,$(TSRCS:%.cpp=$(OBJDIR)/%.o))
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$(CXX) $^ $(LDFLAGS) -o $@
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$(STRIP) $@
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# Determine if the tests should be run.
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RUNTESTS := true
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ifdef TESTSUITE
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RUNTESTS := ./$(TESTSUITE)
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endif
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.cpp.o:
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$(CXX) -c $(CXXFLAGS) $< -o $@
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test: $(QCVM) $(TESTSUITE)
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@$(RUNTESTS)
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clean:
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rm -f *.d
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rm -f $(COBJS) $(CDEPS) $(CBIN)
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rm -f $(VOBJS) $(VDEPS) $(VBIN)
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ifndef WINDOWS
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rm -f $(TOBJS) $(TDEPS) $(TOBJS)
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endif
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rm -rf $(DEPDIR) $(OBJDIR)
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-include *.d
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.PHONY: test clean $(DEPDIR) $(OBJDIR)
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# Dependencies
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$(filter %.d,$(GSRCS:%.cpp=$(DEPDIR)/%.d)):
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include $(wildcard $@)
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$(filter %.d,$(QSRCS:%.cpp=$(DEPDIR)/%.d)):
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include $(wildcard $@)
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$(filter %.d,$(TSRCS:%.cpp=$(DEPDIR)/%.d)):
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include $(wildcard $@)
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