/
target.mk
105 lines (95 loc) · 3.67 KB
/
target.mk
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MACHINE = mips
DESTDIR ?= $(TOPSRC)
RELEASE = 0.0
BUILD = $(shell git rev-list HEAD --count)
VERSION = $(RELEASE)-$(BUILD)
# chipKIT PIC32 compiler from UECIDE
ifdef UECIDE
ifndef GCCPREFIX
ifeq ($(UECIDE)/compilers/pic32-tools-452/bin/pic32-gcc,$(wildcard $(UECIDE)/compilers/pic32-tools-452/bin/pic32-gcc))
GCCPREFIX = ${UECIDE}/compilers/pic32-tools-452/bin/pic32-
LDFLAGS = -Wl,--oformat=elf32-tradlittlemips
INCLUDES = -I${UECIDE}/compilers/pic32-tools-452/lib/gcc/pic32mx/4.5.2/include
endif
endif
endif
# chipKIT PIC32 compiler on Linux
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# Download from https://github.com/jasonkajita/chipKIT-cxx/downloads
# and unzip to /usr/local.
# Need to copy pic32-tools/pic32mx/include/stdarg.h
# to pic32-tools/lib/gcc/pic32mx/4.5.1/include.
# MPLABX C32 compiler doesn't support some functionality
# we need, so use chipKIT compiler by default.
ifndef GCCPREFIX
ifeq (/usr/local/pic32-tools/bin/pic32-gcc,$(wildcard /usr/local/pic32-tools/bin/pic32-gcc))
GCCPREFIX = /usr/local/pic32-tools/bin/pic32-
LDFLAGS = -Wl,--oformat=elf32-tradlittlemips
INCLUDES = -I/usr/local/pic32-tools/lib/gcc/pic32mx/4.5.1/include
endif
endif
# Generic MIPS toolchain
# ~~~~~~~~~~~~~~~~~~~~~~
# You can build it from sources, as described on page
# http://retrobsd.org/wiki/doku.php/doc/toolchain-mips
ifndef GCCPREFIX
ifeq (/usr/local/mips-gcc-4.8.1/bin/mips-elf-gcc,$(wildcard /usr/local/mips-gcc-4.8.1/bin/mips-elf-gcc))
GCCPREFIX = /usr/local/mips-gcc-4.8.1/bin/mips-elf-
LDFLAGS =
INCLUDES =
endif
endif
# Generic MIPS toolchain on *BSD
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# You can build it from sources, as described on page
# http://retrobsd.org/wiki/doku.php/doc/toolchain-mips
# Maybe you can install it from packages one day too.
ifndef GCCPREFIX
ifeq (/usr/local/mips-elf/bin/mips-elf-gcc,$(wildcard /usr/local/mips-elf/bin/mips-elf-gcc))
GCCPREFIX = /usr/local/mips-elf/bin/mips-elf-
LDFLAGS =
INCLUDES =
endif
endif
# Mentor Sourcery CodeBench Lite toolchain -- DG Downloaded this compiler suite from given link
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# You can download a Linux or Windows binary package from
# https://sourcery.mentor.com/GNUToolchain/release2641
ifndef GCCPREFIX
ifeq (/usr/local/mips-2013.11/bin/mips-sde-elf-gcc,$(wildcard /usr/local/mips-2013.11/bin/mips-sde-elf-gcc))
GCCPREFIX = /usr/local/mips-2013.11/bin/mips-sde-elf-
LDFLAGS = -Wl,--oformat=elf32-tradlittlemips
INCLUDES =
endif
endif
ifndef GCCPREFIX
ifeq (/usr/local/mips-2014.05/bin/mips-sde-elf-gcc,$(wildcard /usr/local/mips-2014.05/bin/mips-sde-elf-gcc))
GCCPREFIX = /usr/local/mips-2014.05/bin/mips-sde-elf-
LDFLAGS = -Wl,--oformat=elf32-tradlittlemips
INCLUDES =
endif
endif
ifndef GCCPREFIX
$(error Unable to locate any GCC MIPS toolchain!)
endif
CC = $(GCCPREFIX)gcc -mips32r2 -EL -msoft-float -nostdinc -fshort-double -I$(TOPSRC)/include $(INCLUDES)
CXX = $(GCCPREFIX)g++ -mips32r2 -EL -msoft-float -nostdinc -fshort-double -I$(TOPSRC)/include $(INCLUDES)
LD = $(GCCPREFIX)ld
AR = $(GCCPREFIX)ar
RANLIB = $(GCCPREFIX)ranlib
SIZE = $(GCCPREFIX)size
OBJDUMP = $(GCCPREFIX)objdump -mmips:isa32r2
AS = $(CC) -x assembler-with-cpp -c
YACC = byacc
LEX = flex
INSTALL = install -m 644
INSTALLDIR = install -m 755 -d
TAGSFILE = tags
MANROFF = nroff -man -h -Tascii
ELF2AOUT = $(TOPSRC)/tools/elf2aout/elf2aout
CFLAGS = -Os
LDFLAGS += -N -nostartfiles -fno-dwarf2-cfi-asm -T$(TOPSRC)/src/elf32-mips.ld \
$(TOPSRC)/src/crt0.o -L$(TOPSRC)/src
LIBS = -lc
# Enable mips16e instruction set by default
CFLAGS += -mips16