Fix remaining issues, move setjmp into relibc crate, move start logic into relibc

src/header/setjmp/impl/or1k/longjmp.s

@@ -0,0 +1,25 @@
+.global _longjmp
+.global longjmp
+.type   _longjmp,@function
+.type   longjmp,@function
+_longjmp:
+longjmp:
+	l.sfeqi	r4, 0
+	l.bnf	1f
+	 l.addi	r11, r4,0
+	l.ori	r11, r0, 1
+1:	l.lwz	r1, 0(r3)
+	l.lwz	r2, 4(r3)
+	l.lwz	r9, 8(r3)
+	l.lwz	r10, 12(r3)
+	l.lwz	r14, 16(r3)
+	l.lwz	r16, 20(r3)
+	l.lwz	r18, 24(r3)
+	l.lwz	r20, 28(r3)
+	l.lwz	r22, 32(r3)
+	l.lwz	r24, 36(r3)
+	l.lwz	r26, 40(r3)
+	l.lwz	r28, 44(r3)
+	l.lwz	r30, 48(r3)
+	l.jr	r9
+	 l.nop

src/header/setjmp/impl/or1k/setjmp.s

@@ -0,0 +1,27 @@
+.global ___setjmp
+.hidden ___setjmp
+.global __setjmp
+.global _setjmp
+.global setjmp
+.type __setjmp,@function
+.type _setjmp,@function
+.type setjmp,@function
+___setjmp:
+__setjmp:
+_setjmp:
+setjmp:
+	l.sw	0(r3), r1
+	l.sw	4(r3), r2
+	l.sw	8(r3), r9
+	l.sw	12(r3), r10
+	l.sw	16(r3), r14
+	l.sw	20(r3), r16
+	l.sw	24(r3), r18
+	l.sw	28(r3), r20
+	l.sw	32(r3), r22
+	l.sw	36(r3), r24
+	l.sw	40(r3), r26
+	l.sw	44(r3), r28
+	l.sw	48(r3), r30
+	l.jr	r9
+	 l.ori	r11,r0,0