?? sw.s
字號:
.align 3 .set noat .ent __rtl_init_state__rtl_init_state: ldq $9,0($16) /* get current->stack */ lda $7,0($9) /* save old stack */ lda $9,(-8*32)($9) /* decrement for 32 regs */ /* save copies of the current regs */ stq $0,8*0($9) stq $1,8*1($9) stq $2,8*2($9) stq $3,8*3($9) stq $4,8*4($9) stq $5,8*5($9) stq $6,8*6($9) stq $7,8*7($9) stq $8,8*8($9) stq $9,8*9($9) stq $10,8*10($9) stq $11,8*11($9) stq $12,8*12($9) stq $13,8*13($9) stq $14,8*14($9) stq $15,8*15($9) stq $16,8*16($9) stq $17,8*17($9) stq $18,8*18($9) stq $19,8*19($9) stq $20,8*20($9) stq $21,8*21($9) stq $22,8*22($9) stq $23,8*23($9) stq $24,8*24($9) stq $25,8*25($9) stq $26,8*26($9) stq $27,8*27($9) stq $28,8*28($9) stq $29,8*29($9) stq $30,8*30($9) /* now save the regs we need to change */ stq $7,8*30($9) /* stack - r30 */ stq $17,8*16($9) /* fn - r16 */ stq $18,8*17($9) /* data - r17 */ stq $19,8*26($9) /* rt_startup - ra */ stq $19,8*27($9) /* rt_startup - function pointer */ stq $9,0($16) /* store stack */ ret .end __rtl_init_state .align 3 .set noat .ent __restore__restore: stq $17,0($16) /* update current - store *new in **current */ ldq $19,0($17) /* get stack */ /* restore non-volatiles */ ldq $9,(8*9)($19) ldq $10,(8*10)($19) ldq $11,(8*11)($19) ldq $12,(8*12)($19) ldq $13,(8*13)($19) ldq $14,(8*14)($19) /* fp */ ldq $15,(8*15)($19) /* restore arg regs - they're volatile but on startup we need * the first two --Cort */ ldq $16,(8*16)($19) ldq $17,(8*17)($19) /* restore ra */ ldq $26,(8*26)($19) ldq $27,(8*27)($19) /* stack */ ldq $30,(8*30)($19) lda $0,0($31) ret .end __restore .align 3 .set noat .ent __save__save: lda $19,-8*32($30) /* decrement stack */ stq $19,0($16) /* store new stack */ /* save copies of the current regs */ stq $9,8*9($19) stq $10,8*10($19) stq $11,8*11($19) stq $12,8*12($19) stq $13,8*13($19) stq $14,8*14($19) stq $15,8*15($19) stq $26,8*26($19) stq $27,8*27($19) stq $30,8*30($19) lda $0,1($31) ret .end __save
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