usr/klibc/arch/arm/setjmp-arm.S

#
# arch/arm/setjmp.S
#
# setjmp/longjmp for the ARM architecture
#

#
# The jmp_buf is assumed to contain the following, in order:
#		r4
#		r5
#		r6
#		r7
#		r8
#		r9
#		r10
#		fp
#		sp
#		lr
#

	.text
	.align 4
	.globl setjmp
	.type setjmp, #function
setjmp:
	stmia	r0, {r4, r5, r6, r7, r8, r9, r10, fp, sp, lr}
	mov	r0, #0
	mov	pc, lr
	.size setjmp,.-setjmp

	.text
	.align 4
	.globl longjmp
	.type longjmp, #function
longjmp:
	ldmia	r0, {r4, r5, r6, r7, r8, r9, r10, fp, sp, lr}
	mov	r0, r1
	mov	pc, lr
	.size longjmp,.-longjmp