1 files changed, 76 insertions, 0 deletions
diff --git a/newlib/libc/machine/mn10300/memchr.S b/newlib/libc/machine/mn10300/memchr.S
new file mode 100644
index 00000000000..4a808f9c656
--- /dev/null
+++ b/newlib/libc/machine/mn10300/memchr.S
@@ -0,0 +1,76 @@
+	.file "memchr.S"
+
+	.section .text
+	.global _memchr
+	.type	 _memchr,@function
+_memchr:
+	movm [d2,d3,a2,a3],(sp)
+	mov d0,a0
+	mov d1,d2
+	mov (28,sp),a1
+#ifndef __OPTIMIZE_SIZE__
+	cmp 3,a1
+	bls .L44
+	mov a0,d3
+	btst 3,d3
+	bne .L44
+	mov a0,a2
+	mov 0,a3
+	clr d1
+.L29:
+	setlb
+	mov a3,d0
+	asl 8,d0
+	mov d2,a3
+	add d0,a3
+	inc d1
+	cmp 3,d1
+	lls
+	cmp 3,a1
+	bls .L48
+.L33:
+	mov (a2),d0
+	mov a3,d3
+	xor d3,d0
+	mov d0,d1
+	not d1
+	add -16843009,d0
+	and d1,d0
+	btst -2139062144,d0
+	beq .L34
+	mov a2,a0
+	clr d1
+.L38:
+	setlb
+	movbu (a0),d0
+	cmp d2,d0
+	beq .L47
+	inc a0
+	inc d1
+	cmp 3,d1
+	lls
+.L34:
+	add -4,a1
+	inc4 a2
+	cmp 3,a1
+	bhi .L33
+.L48:
+	mov a2,a0
+#endif
+.L44:
+	cmp 0,a1
+	beq .L50
+.L49:
+	setlb
+	movbu (a0),d0
+	cmp d2,d0
+	beq .L47
+	inc a0
+	sub 1,a1  
+	lne
+.L50:
+	mov 0,a0
+.L47:
+	ret [d2,d3,a2,a3],16
+.Lfe1:
+	.size	 _memchr,.Lfe1-_memchr