blob: 697fa7359aee4f4f980dd035eb7e6f5b8777ac71 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
|
TEXT longjmp(SB), $0
MOVL r+4(FP), AX
CMPL AX, $0
JNE ok /* ansi: "longjmp(0) => longjmp(1)" */
MOVL $1, AX /* bless their pointed heads */
ok: MOVL l+0(FP), BX
MOVL 0(BX), SP /* restore sp */
MOVL 4(BX), BX /* put return pc on the stack */
MOVL BX, 0(SP)
RET
TEXT setjmp(SB), $0
MOVL l+0(FP), AX
MOVL SP, 0(AX) /* store sp */
MOVL 0(SP), BX /* store return pc */
MOVL BX, 4(AX)
MOVL $0, AX /* return 0 */
RET
|
