ref: 7aceac32e8fae763634f28cfccd9ce2356fccab5
dir: /sys/src/ape/lib/ap/power64/setjmp.s/
TEXT setjmp(SB), 1, $-8 MOVD LR, R4 MOVD R1, (R3) MOVD R4, 4(R3) MOVW $0, R3 RETURN TEXT sigsetjmp(SB), 1, $-4 MOVW savemask+4(FP), R4 MOVW R4, 0(R3) MOVW $_psigblocked(SB), R4 MOVW R4, 4(R3) MOVW LR, R4 MOVW R1, 8(R3) MOVW R4, 12(R3) MOVW $0, R3 RETURN TEXT longjmp(SB), 1, $-8 MOVD R3, R4 MOVW r+12(FP), R3 CMP R3, $0 BNE ok /* ansi: "longjmp(0) => longjmp(1)" */ MOVW $1, R3 /* bless their pointed heads */ ok: MOVD (R4), R1 MOVD 4(R4), R4 MOVD R4, LR BR (LR) /* * trampoline functions because the kernel smashes r3 * in the uregs given to notejmp */ TEXT __noterestore(SB), 1, $-8 MOVD R4, R3 MOVD R5, LR BR (LR)