TEXT setjmp(SB), 1, $-4 MOVW LR, R4 MOVW R1, (R3) MOVW R4, 4(R3) MOVW $0, R3 RETURN TEXT longjmp(SB), 1, $-4 MOVW R3, R4 MOVW r+4(FP), R3 CMP R3, $0 BNE ok /* ansi: "longjmp(0) => longjmp(1)" */ MOVW $1, R3 /* bless their pointed heads */ok: MOVW (R4), R1 MOVW 4(R4), R4 MOVW R4, LR BR (LR) /* * trampoline functions because the kernel smashes r1 * in the uregs given to notejmp */TEXT __noterestore(SB), 1, $-4 MOVW R4, R3 MOVW R5, LR BR (LR)
TEXT setjmp(SB), 1, $-4
MOVW LR, R4
MOVW R1, (R3)
MOVW R4, 4(R3)
MOVW $0, R3
RETURN
TEXT longjmp(SB), 1, $-4
MOVW R3, R4
MOVW r+4(FP), R3
CMP R3, $0
BNE ok /* ansi: "longjmp(0) => longjmp(1)" */
MOVW $1, R3 /* bless their pointed heads */
ok: MOVW (R4), R1
MOVW 4(R4), R4
MOVW R4, LR
BR (LR)
/*
* trampoline functions because the kernel smashes r1
* in the uregs given to notejmp
*/
TEXT __noterestore(SB), 1, $-4
MOVW R4, R3
MOVW R5, LR
BR (LR)