1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
|
TEXT longjmp(SB), $0
MOVL r+8(FP), AX
CMPL AX, $0
JNE ok /* ansi: "longjmp(0) => longjmp(1)" */
MOVL $1, AX /* bless their pointed heads */
ok:
MOVQ 0(RARG), SP /* restore sp */
MOVQ 8(RARG), BX /* put return pc on the stack */
MOVQ BX, 0(SP)
RET
TEXT setjmp(SB), $0
MOVQ SP, 0(RARG) /* store sp */
MOVQ 0(SP), BX /* store return pc */
MOVQ BX, 8(RARG)
MOVL $0, AX /* return 0 */
RET
TEXT sigsetjmp(SB), $0
MOVL savemask+8(FP), BX
MOVL BX, 0(RARG)
MOVL $_psigblocked(SB), 4(RARG)
MOVQ SP, 8(RARG) /* store sp */
MOVQ 0(SP), BX /* store return pc */
MOVQ BX, 16(RARG)
MOVL $0, AX /* return 0 */
RET
|
