harvey/sys/src/ape/lib/ap/syscall/mkfile

NPROC=1
</$objtype/mkfile
SYSH=/sys/src/libc/9syscall/sys.h

all:V: install

install:V:
	SYS=`{sed '/^#define._/d; s/#define.([A-Z0-9_]*).*/\1/' $SYSH}
	for(I in $SYS) {
		i=$I
		i=_^$i
		n=`{sed -n '/[ 	]'$I'[ 	]/s/.*	//p' $SYSH}
		{switch($objtype){
		case 68000
			echo TEXT $i'(SB)', 1, '$0'
			echo MOVL '$'$n, R0
			echo TRAP '$0'
			echo RTS
		case 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
			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
			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
		# /sys/src/libc/9syscall/mkfile uses:
		#	if(~ $i seek) j=_seek
			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 $i.s
	}
	ar vu /$objtype/lib/ape/libap.a *.$O
	rm -f *.$O *.s

nuke clean:V:
	rm -f *.[$OS]

installall:V:
	for(objtype in $CPUS) mk install