#!/bin/rc {switch($objtype){ case 68000 68020 echo TEXT $i'(SB)', 1, '$0' echo MOVL '$'$n, R0 echo TRAP '$0' echo RTS case mips echo TEXT $i'(SB)', 1, '$0' echo MOVW R1, '0(FP)' echo MOVW '$'$n, R1 echo SYSCALL if(~ $i _SEEK) { echo 'MOVW $-1,R5 BNE R1,R5,4(PC) MOVW a+0(FP),R5 MOVW R1,0(R5) MOVW R1,4(R5)' } echo RET case mips2 echo TEXT $i'(SB)', 1, '$0' echo MOVW R1, '0(FP)' echo MOVW '$'$n, R1 echo ADD '$4',R29 echo SYSCALL echo ADD '$-4',R29 echo RET case spim echo TEXT $i'(SB)', 1, '$0' echo MOVW R1, '0(FP)' echo MOVW '$'$n, R1 echo ADD '$4',R29 echo SYSCALL echo ADD '$-4',R29 if(~ $i _SEEK) { # untested so far - geoff echo 'MOVW $-1,R5 BNE R1,R5,4(PC) MOVW a+0(FP),R5 MOVW R1,0(R5) MOVW R1,4(R5)' } echo RET case 386 echo TEXT $i'(SB)', 1, '$0' echo MOVL '$'$n, AX echo INT '$'64 if(~ $i _SEEK) { echo 'CMPL AX,$-1 JNE 4(PC) MOVL a+0(FP),CX MOVL AX,0(CX) MOVL AX,4(CX)' } echo RET case amd64 if(~ $i _SEEK) echo TEXT __SEEK'(SB)', 1, '$0' if not echo TEXT $i'(SB)', 1, '$0' echo MOVQ RARG, 'a0+0(FP)' echo MOVQ '$'$n, RARG echo SYSCALL echo RET case sparc sparc64 echo TEXT $i'(SB)', 1, '$0' echo MOVW R7, '0(FP)' echo MOVW '$'$n, R7 echo TA R0 if(~ $i _SEEK) { echo 'CMP R7,$-1 BNE 4(PC) MOVW a+0(FP),R8 MOVW R7,0(R8) MOVW R7,4(R8)' } echo RETURN case 3210 echo TEXT $i'(SB)', 1, '$0' echo MOVW R3, '0(FP)' echo MOVW '$'$n, R3 echo WORD '$0x06000000' echo RETURN case 29000 echo TEXT $i'(SB)', 1, '$0' echo MOVL R69, '0(FP)' echo MOVL '$'$n, R69 echo EMULATE 0 echo RET case arm echo TEXT $i'(SB)', 1, '$0' echo MOVW R0, '0(FP)' echo MOVW '$'$n, R0 echo SWI 0 if(~ $i _SEEK) { echo 'CMP $-1,R0 BNE 4(PC) MOVW a+0(FP),R1 MOVW R0,0(R1) MOVW R0,4(R1)' } echo RET case power echo TEXT $i'(SB)', 1, '$0' echo MOVW R3, '0(FP)' echo MOVW '$'$n, R3 echo SYSCALL if(~ $i _SEEK) { echo 'CMP R3,$-1 BNE 4(PC) MOVW a+0(FP),R8 MOVW R3,0(R8) MOVW R3,4(R8)' } echo RETURN case alpha j=$i if(~ $i _SEEK) j=__SEEK echo TEXT $j'(SB)', 1, '$0' echo MOVL R0, '0(FP)' echo MOVQ '$'$n, R0 echo CALL_PAL '$'0x83 echo RET }} > $i.s $AS $i.s