1	comment "subroutine prologue"
2	.macro gdbasm_enter
3	add -8,sp
4	st.w r31,4[sp]
5	st.w r29,0[sp]
6	mov sp,r29
7	.endm
8
9	comment "subroutine epilogue"
10	.macro gdbasm_leave
11	mov r29,sp
12	ld.w 0[sp],r29
13	ld.w 4[sp],r31
14	add 8,sp
15	jmp [r31]
16	.endm
17
18	.macro gdbasm_call subr
19	jarl \subr,r31
20	.endm
21
22	.macro gdbasm_several_nops
23	nop
24	nop
25	nop
26	nop
27	.endm
28
29	comment "exit (0)"
30	.macro gdbasm_exit0
31	halt
32	.endm
33
34	comment "crt0 startup"
35	.macro gdbasm_startup
36	movea 255,r0,r20
37	mov r0, r21
38	ori 65535, r0, r21
39	movhi 32, r0, sp
40	.endm
41
42