* configure.in: Add ms1 case.

	* configure: Regenerate.
	* ms1/16-002.ld: New.
	* ms1/16-003.ld: New.
	* ms1/64-001.ld: New.
	* ms1/access.c: New.
	* ms1/chmod.c: New.
	* ms1/close.c: New.
	* ms1/configure: New.
	* ms1/configure.in: New.
	* ms1/crt0-16-002.S: New.
	* ms1/crt0-16-003.S: New.
	* ms1/crt0-64-001.S: New.
	* ms1/crt0.S: New.
	* ms1/exit-16-002.c: New.
	* ms1/exit-16-003.c: New.
	* ms1/exit-64-001.c: New.
	* ms1/exit.c: New.
	* ms1/fstat.c: New.
	* ms1/getpid.c: New.
	* ms1/gettime.c: New.
	* ms1/isatty.c: New.
	* ms1/kill.c: New.
	* ms1/lseek.c: New.
	* ms1/Makefile.in: New.
	* ms1/open.c: New.
	* ms1/read.c: New.
	* ms1/sbrk.c: New.
	* ms1/startup-16-002.S: New.
	* ms1/startup-16-003.S: New.
	* ms1/startup-64-001.S: New.
	* ms1/stat.c: New.
	* ms1/time.c: New.
	* ms1/times.c: New.
	* ms1/trap.h: New.
	* ms1/trap.S: New.
	* ms1/unlink.c: New.
	* ms1/utime.c: New.
	* ms1/write.c: New.

1 files changed, 34 insertions, 0 deletions

diff --git a/libgloss/ms1/trap.S b/libgloss/ms1/trap.S
new file mode 100644
index 000000000..9fca7204e
--- /dev/null
+++ b/libgloss/ms1/trap.S
@@ -0,0 +1,34 @@
+;;
+;;  The errno will be in r5 if r11 is -1.
+;;
+	.text
+	.global __trap0
+__trap0:
+	;; non-leaf function so need to create stack frame to
+	;; store ra and fp
+	subi	sp, sp, #16
+	stw	ra, sp, #12
+	or	r0, r0, r0		;; nop
+	stw	fp, sp, #8
+	or	fp, sp, sp
+	stw	r5, sp, #4
+	or	r0, r0, r0		;; nop
+	stw	r6, sp, #0
+	addi	r6, r0, #$-1
+	si	r14
+	or	r0, r0, r0		;; nop
+	brne	r11, r6, .L0
+	ldui	r6, #%hi16(errno)
+	addui	r6, r6, #%lo16(errno)
+	stw	r5, r6, #0
+	or	r0, r0, r0		;; nop
+.L0:
+	ldw	r6, sp, #0
+	or	r0, r0, r0		;; nop
+	ldw	r5, sp, #4
+	or	r0, r0, r0		;; nop
+	ldw	ra, sp, #12
+	or	r0, r0, r0		;; nop
+	ldw	fp, sp, #8
+	jal	r0, r14
+	addi	sp, sp, #16