[PATCH] Add Xilinx MicroBlaze support (1 of 3)

[Michael Eager <eager at eagercon dot com>]

Add support for the Xilinx MicroBlaze architecture.


2009-08-18  Michael Eager <eager@eagercon.com>

 	* COPYING.LIBGLOSS: Add Microblaze to Xilinx copyright notice.
	
Libgloss:
	* configure.in: Add microblaze.
	* configure: Regenerate.
	* microblaze: NEW microblaze target directory.
	* microblaze/configure.in: NEW.
	* microblaze/configure: Generate.
	* microblaze/Makefile.in: NEW.
	* microblaze/{crt0.s,crt1.s,crt2.s,crt3.s,crt4.s,crtinit.s}: NEW.
	* microblaze/{errno.c,longjmp.S,setjmp.S,moddi3.s,pgcrtinit.s,
	_program_clean.s,_program_init.s,sbrk.c,sim-crtinit.s,sim-pgcrtinit.s,
	timer.c,_exception_handler.s,_hw_exception_handler.s,
	_interrupt_handler.s,xil_malloc.c,xil_printf.c,xil_sbrk.c: NEW.
	* microblaze/xilinx.ld: NEW.

Newlib:
	* configure.host: Add microblaze.
	* libc/include/machine/ieeefp.h [MICROBLAZE]: Define __IEEE_BIG_ENDIAN.
	* libc/include/machine/setjmp.h [MICROBLAZE]: Define _JBLEN, _JBTYPE.
	* libc/include/pthread.h: Treat XMK like UNIX98_THREAD_MUTEX.
	* libc/include/sys/config.h [MICROBLAZE]: Define _REENT_SMALL.
	* libc/include/sys/types.h: Treat XMK like rtems, define
	PTHREAD_MUTEX_NORMAL, PTHREAD_MUTEX_ERRORCHECK, PTHREAD_MUTEX_RECURSIVE,
	PTHREAD_MUTEX_DEFAULT, PTHREAD_STACK_MIN, define stuct pthread_attr_s.
	* libc/include/sys/unistd.h [XMK]: Don't declare sbrk, unlink.
	* libc/machine/configure.in: Add microblaze.
	* libc/machine/configure: Regenerate.
	* libc/machine/microblaze/configure.in: NEW.
	* libc/machine/microblaze/configure: Generate.
	* libc/machine/microblaze/Makefile.am: NEW.
	* libc/machine/microblaze/Makefile.in: Generate.
	* libc/machine/microblaze/{strcmp.c,strcpy.c,strlen.c}: NEW.
	* libc/stdio/refill.c [MICROBLAZE]: Don't test __SEOF.
	* libc/stdlib/abort.c [MICROBLAZE]: Call exit instead of _exit.
	* libc/stdlib/mallocr.c [MICROBLAZE]: Don't declare sbrk prototype,
	mALLOc(): return malloc value.

--
Michael Eager	 eager@eagercon.com
1960 Park Blvd., Palo Alto, CA 94306  650-325-8077

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