Subversion Repositories hf-risc

#-------------------------------------------------------------------------

# Source files

#-------------------------------------------------------------------------

gloss_hdrs = \

        machine/syscfg.h \

        machine/syscall.h \

        machine/bthread.h \

        memory.h \

gloss_srcs = \

        syscalls.c \

        bthread-keys.c \

# Extra files

crt0_asm      = crt0.S

linker_script = riscv.ld

# Multilib support variables.

# TOP is used instead of MULTI{BUILD,SRC}TOP.

MULTIDIRS =

MULTISUBDIR =

MULTIDO = true

MULTICLEAN = true

#-------------------------------------------------------------------------

# Basic setup

#-------------------------------------------------------------------------

# Remove all default implicit rules since they can cause subtle bugs

# and they just make things run slower

.SUFFIXES:

% : %,v

% : RCS/%,v

% : RCS/%

% : s.%

% : SCCS/s.%

# Default is to build the prereqs of the all target (defined at bottom)

default : all

.PHONY : default

# Source directory

obj_dir := .

src_dir := @srcdir@

VPATH   := $(src_dir) $(src_dir)/machine

# Installation directories

prefix  := @prefix@

DESTDIR ?= $(prefix)

install_hdrs_dir := $(DESTDIR)$(prefix)/$(target_alias)/include/machine

install_libs_dir  = $(DESTDIR)$(prefix)/$(target_alias)/lib${MULTISUBDIR}

#-------------------------------------------------------------------------

# Programs and flags

#-------------------------------------------------------------------------

# C compiler

CC            := @CC@

CFLAGS        := @CFLAGS@

CPPFLAGS      := -I$(obj_dir) -I$(src_dir)

COMPILE       := $(CC) -MMD -MP $(CPPFLAGS) $(CFLAGS)

# Library creation

AR            := @AR@

RANLIB        := @RANLIB@

# Installation

MKINSTALLDIRS := $(src_dir)/mk-install-dirs.sh

INSTALL       := @INSTALL@

INSTALL_HDR   := $(INSTALL) -m 444

INSTALL_LIB   := $(INSTALL) -m 644

#-------------------------------------------------------------------------

# Build Object Files from C Source

#-------------------------------------------------------------------------

gloss_c_srcs = $(filter %.c, $(gloss_srcs))

gloss_c_objs = $(patsubst %.c, %.o, $(notdir $(gloss_c_srcs)))

gloss_c_deps = $(patsubst %.c, %.d, $(notdir $(gloss_c_srcs)))

$(gloss_c_objs) : %.o : %.c

        $(COMPILE) -c $<

objs += $(gloss_c_objs)

deps += $(gloss_c_deps)

junk += $(gloss_c_deps) $(gloss_c_objs)

#-------------------------------------------------------------------------

# Build Object Files from Assembly Source

#-------------------------------------------------------------------------

gloss_asm_srcs = $(filter %.S, $(gloss_srcs))

gloss_asm_objs = $(patsubst %.S, %.o, $(notdir $(gloss_asm_srcs)))

gloss_asm_deps = $(patsubst %.S, %.d, $(notdir $(gloss_asm_srcs)))

$(gloss_asm_objs) : %.o : %.S

        $(COMPILE) -c $<

objs += $(gloss_asm_objs)

deps += $(gloss_asm_deps)

junk += $(gloss_asm_deps) $(gloss_asm_objs)

#-------------------------------------------------------------------------

# Build libgloss.a

#-------------------------------------------------------------------------

gloss_lib  = libgloss.a

$(gloss_lib) : $(objs)

        $(AR) rcv $@ $^

        $(RANLIB) $@

junk += $(gloss_libs)

install_hdrs += $(gloss_hdrs)

install_libs += $(gloss_lib)

#-------------------------------------------------------------------------

# Build crt0.o

#-------------------------------------------------------------------------

crt0_obj  = $(patsubst %.S, %.o, $(crt0_asm))

crt0_deps = $(patsubst %.S, %.d, $(crt0_asm))

$(crt0_obj) : %.o : %.S

        $(COMPILE) -c $<

deps += $(crt0_deps)

junk += $(crt0_deps) $(crt0_obj)

install_libs += $(crt0_obj)

#-------------------------------------------------------------------------

# Linker Script

#-------------------------------------------------------------------------

# Currently we install the maven linker script in the target lib

# directory. This should by default be part of gcc's search path, and we

# have also changed mips-maven.h so that the default maven spec file

# always includes -Tmaven.ld on the linker command line. There is

# probably a better way to handle setting up the default linker script.

install_libs += $(addprefix $(src_dir)/, $(linker_script))

#-------------------------------------------------------------------------

# Autodependency files

#-------------------------------------------------------------------------

-include $(deps)

deps : $(deps)

.PHONY : deps

#-------------------------------------------------------------------------

# Installation

#-------------------------------------------------------------------------

install_hdrs_wdir += $(addprefix $(src_dir)/, $(install_hdrs))

install-hdrs : $(install_hdrs_wdir)

        $(MKINSTALLDIRS) $(install_hdrs_dir)

        for file in $^; do \

    $(INSTALL_HDR) $$file $(install_hdrs_dir); \

  done

install-libs : $(install_libs)

        $(MKINSTALLDIRS) $(install_libs_dir)

        for file in $^; do \

    $(INSTALL_LIB) $$file $(install_libs_dir); \

  done

install : install-hdrs install-libs

.PHONY : install install-hdrs install-libs

#-------------------------------------------------------------------------

# Regenerate configure information

#-------------------------------------------------------------------------

configure_prereq = \

  $(src_dir)/configure.ac \

$(src_dir)/configure : $(configure_prereq)

        cd $(src_dir) && autoconf

config.status : $(src_dir)/configure

        ./config.status --recheck

Makefile : $(src_dir)/Makefile.in config.status

        ./config.status

dist_junk += config.status Makefile config.log

#-------------------------------------------------------------------------

# Default

#-------------------------------------------------------------------------

all : $(install_libs)

.PHONY : all

#-------------------------------------------------------------------------

# Clean up junk

#-------------------------------------------------------------------------

clean :

        rm -rf *~ \#* $(junk)

distclean :

        rm -rf *~ \#* $(junk) $(dist_junk)

.PHONY : clean distclean