ack/plat/pdpv7/libsys/execle.s
David Given 4b5a7fee14 Made the cgg and the cg code generator work; use this to beat the PDP/11
backend into shape. It now generates binaries --- no idea whether they work or
not.
2018-02-23 22:31:46 +01:00

22 lines
245 B
ArmAsm

#include "sys.h"
.define _execle
.extern _errno
_execle:
mov 2(sp),0f+2
mov sp,r0
add $4,r0
mov r0,0f+4
1:
tst (r0)+
bne 1b
mov (r0),0f+6
sys indir; .data2 0f
mov r0,_errno
mov $-1,r0
rts pc
.sect .data
0:
sys exece
.data2 0, 0, 0