ref: ff938783a149a445fe8019cf5b31f4c49b8f0eef
dir: /sys/src/libc/alpha/setjmp.s/
TEXT setjmp(SB), 1, $-8 MOVL R30, (R0) MOVL R26, 4(R0) MOVQ $0, R0 RET TEXT longjmp(SB), 1, $-8 MOVL r+4(FP), R3 BNE R3, ok /* ansi: "longjmp(0) => longjmp(1)" */ MOVQ $1, R3 /* bless their pointed heads */ ok: MOVL (R0), R30 MOVL 4(R0), R26 MOVL R3, R0 RET