Implement .init and .fini.

lib/csu/arm/crt1.c

@@ -96,9 +96,8 @@ __asm("	.text			\n"
 "	b	 __start  ");
 /* ARGSUSED */
 void
-__start(int argc, char **argv, char **env,
-    const struct Struct_Obj_Entry *obj __unused, void (*cleanup)(void),
-    struct ps_strings *ps_strings)
+__start(int argc, char **argv, char **env, struct ps_strings *ps_strings,
+    const struct Struct_Obj_Entry *obj __unused, void (*cleanup)(void))
 {
 	const char *s;
 
@@ -118,7 +117,6 @@ __start(int argc, char **argv, char **env,
 		atexit(cleanup);
 	else
 		_init_tls();
-
 #ifdef GCRT
 	atexit(_mcleanup);
 #endif

lib/csu/arm/crti.S

@@ -1,5 +1,21 @@
 #include <machine/asm.h>
 __FBSDID("$FreeBSD$");
 
-ENTRY(_init)
-ENTRY(_fini)
+	.section .init,"ax",%progbits
+	.align 4
+	.globl	_init
+	.type	_init,%function
+_init:
+	mov	ip, sp
+	stmdb	sp!, {fp, ip, lr, pc}
+	sub	fp, ip, #4
+
+	.section .fini,"ax",%progbits
+	.align 4
+	.globl	_fini
+	.type	_fini,%function
+_fini:
+	mov	ip, sp
+	stmdb	sp!, {fp, ip, lr, pc}
+	sub	fp, ip, #4
+

lib/csu/arm/crtn.S

@@ -1,4 +1,9 @@
 #include <machine/asm.h>
 __FBSDID("$FreeBSD$");
-.section init
-.section fini
+	.section .init,"ax",%progbits
+	ldmea	fp, {fp, sp, pc}
+	mov	pc, lr
+
+	.section .fini,"ax",%progbits
+	ldmea	fp, {fp, sp, pc}
+	mov	pc, lr