shithub: riscv

ref: f88a55e79b5bf656e7f9578d1318a955b9a4963a
dir: /sys/src/libc/arm/main9p.s/

View raw version 
arg=0
sp=13
sb=12
lr=14

TEXT	_mainp(SB), 1, $0
	SUB	$8, R(sp)
	MOVW	$setR12(SB), R(sb)
	MOVW	R(arg), _tos(SB)

	MOVW	$_profmain(SB), R(arg)
	MOVW	$0, R(lr)
	B	_callmain(SB)

	MOVW	$_div(SB), R(arg)	/* force loading of div */

TEXT	_saveret(SB), 1, $0
TEXT	_savearg(SB), 1, $0
	RET

TEXT	_callpc(SB), 1, $-4
	MOVW	0(R13), R(arg)
	RET