mirror of https://github.com/hsoft/collapseos.git
pcat: implement does
This commit is contained in:
Virgil Dupras
parent
d83d12899b
commit
dcaa515929
12
blk/816
12
blk/816
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@ -6,10 +6,8 @@ lblexec BSET PC 0x36 - ORG @ 0x34 + ! ( DI -> wordref )
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AL [DI] MOVr[], DI INCx, ( PFA )
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AL AL ORrr, IFZ, DI JMPr, THEN, ( native )
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AL DECr, IFNZ, ( cell or does )
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DI PUSHx, ( push PFA ) JMPs, lblnext @ RPCs,
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( TODO: implement does )
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THEN, ( compiled )
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BP INCx, BP INCx, [BP] 0 DX MOV[]+x, ( pushRS )
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DX DI MOVxx, DX INCx, DX INCx, ( --> IP )
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DI [DI] MOVx[],
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JMPs, lblexec @ RPCs,
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DI PUSHx, ( push PFA )
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AL DECr, IFZ, ( cell ) JMPs, lblnext @ RPCs, THEN,
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( does, see B302 )
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DI INCx, DI INCx, DI [DI] MOVx[],
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THEN, ( continue to compiled cont. )
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20
blk/817
20
blk/817
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@ -1,15 +1,5 @@
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lblfind BSET
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( find word the same name as str in SI starting from tip in
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DI. Returns wordref in DI. Z if found, NZ if not. )
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CH CH XORrr, CL [SI] MOVr[], ( CX -> strlen )
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SI INCx, ( first char ) AX AX XORxx, ( initial prev )
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BEGIN, ( loop )
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DI AX SUBxx, ( jump to prev wordref )
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AL [DI] -1 MOVr[]+, ( strlen )
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CL AL CMPrr, IFZ, ( same len )
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SI PUSHx, DI PUSHx, CX PUSHx, ( --> lvl 3 )
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3 ADDALi, ( header ) AH AH XORrr, DI AX SUBxx,
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CLD, REPZ, CMPSB,
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CX POPx, DI POPx, SI POPx, ( <-- lvl 3 )
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IFZ, RETn, THEN,
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THEN,
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( compiled )
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BP INCx, BP INCx, [BP] 0 DX MOV[]+x, ( pushRS )
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DX DI MOVxx, DX INCx, DX INCx, ( --> IP )
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DI [DI] MOVx[],
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JMPs, lblexec @ RPCs,
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5
blk/818
5
blk/818
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@ -1,5 +0,0 @@
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( find cont. )
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DI 3 SUBxi, AX [DI] MOVx[], ( prev )
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AX AX ORxx,
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JNZ, AGAIN, ( loop )
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SI DECx, ( start of string, and NZ ) RETn,
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28
blk/819
28
blk/819
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@ -1,13 +1,15 @@
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L3 BSET 4 A, 'B' A, 'O' A, 'O' A, 'T' A,
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PC 3 - ORG @ 1+ ! ( main )
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SP PS_ADDR MOVxI, BP RS_ADDR MOVxI,
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DI 0x08 MOVxm, ( LATEST )
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( HERE begins at CURRENT )
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BX RAMSTART MOVxI,
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[BX] 0x04 ( HERE ) DI MOV[]+x,
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[BX] 0x02 ( CURRENT ) DI MOV[]+x,
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SI L3 @ MOVxI,
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CALLn, lblfind @ RPCn, ( find )
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IFZ, JMPn, lblexec @ RPCn, ( execute ) THEN,
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AH 0x0e MOVri, ( print char ) AL '!' MOVri, 0x10 INT,
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BEGIN, JMPs, AGAIN,
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lblfind BSET
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( find word the same name as str in SI starting from tip in
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DI. Returns wordref in DI. Z if found, NZ if not. )
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CH CH XORrr, CL [SI] MOVr[], ( CX -> strlen )
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SI INCx, ( first char ) AX AX XORxx, ( initial prev )
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BEGIN, ( loop )
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DI AX SUBxx, ( jump to prev wordref )
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AL [DI] -1 MOVr[]+, ( strlen )
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CL AL CMPrr, IFZ, ( same len )
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SI PUSHx, DI PUSHx, CX PUSHx, ( --> lvl 3 )
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3 ADDALi, ( header ) AH AH XORrr, DI AX SUBxx,
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CLD, REPZ, CMPSB,
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CX POPx, DI POPx, SI POPx, ( <-- lvl 3 )
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IFZ, RETn, THEN,
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THEN,
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21
blk/820
21
blk/820
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@ -1,16 +1,5 @@
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( native words )
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CODE EXECUTE
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DI POPx, JMPn, lblexec @ RPCn,
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CODE >R
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BP INCx, BP INCx, [BP] 0 POP[w]+,
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;CODE NOP, NOP, NOP,
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CODE R>
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[BP] 0 PUSH[w]+, BP DECx, BP DECx,
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;CODE
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CODE 2R>
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[BP] -2 PUSH[w]+, [BP] 0 PUSH[w]+, BP 4 SUBxi,
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;CODE
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CODE ROT ( a b c -- b c a )
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CX POPx, BX POPx, AX POPx,
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BX PUSHx, CX PUSHx, AX PUSHx,
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;CODE
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( find cont. )
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DI 3 SUBxi, AX [DI] MOVx[], ( prev )
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AX AX ORxx,
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JNZ, AGAIN, ( loop )
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SI DECx, ( start of string, and NZ ) RETn,
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29
blk/821
29
blk/821
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@ -1,16 +1,13 @@
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CODE DUP AX POPx, AX PUSHx, AX PUSHx, ;CODE
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CODE ?DUP AX POPx, AX AX ORxx, AX PUSHx,
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IFNZ, AX PUSHx, THEN, ;CODE
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CODE DROP AX POPx, ;CODE
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CODE SWAP AX POPx, BX POPx, AX PUSHx, BX PUSHx, ;CODE
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CODE OVER ( a b -- a b a )
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DI SP MOVxx, AX [DI] 2 MOVx[]+, AX PUSHx, ;CODE
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CODE PICK
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DI POPx, DI SHLx1, ( x2 )
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DI SP ADDxx, DI [DI] MOVx[], DI PUSHx,
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;CODE
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CODE (roll) ( "2 3 4 5 4 --> 2 4 5 5". See B311 )
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CX POPx, SI SP MOVxx, SI CX ADDxx,
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DI SI MOVxx, SI DECx, SI DECx,
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STD, REPZ, MOVSB,
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;CODE
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L3 BSET 4 A, 'B' A, 'O' A, 'O' A, 'T' A,
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PC 3 - ORG @ 1+ ! ( main )
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SP PS_ADDR MOVxI, BP RS_ADDR MOVxI,
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DI 0x08 MOVxm, ( LATEST )
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( HERE begins at CURRENT )
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BX RAMSTART MOVxI,
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[BX] 0x04 ( HERE ) DI MOV[]+x,
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[BX] 0x02 ( CURRENT ) DI MOV[]+x,
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SI L3 @ MOVxI,
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CALLn, lblfind @ RPCn, ( find )
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IFZ, JMPn, lblexec @ RPCn, ( execute ) THEN,
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AH 0x0e MOVri, ( print char ) AL '!' MOVri, 0x10 INT,
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BEGIN, JMPs, AGAIN,
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26
blk/822
26
blk/822
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@ -1,14 +1,16 @@
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CODE 2DROP SP 4 ADDxi, ;CODE
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CODE 2DUP
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AX POPx, BX POPx,
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BX PUSHx, AX PUSHx, BX PUSHx, AX PUSHx,
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( native words )
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CODE EXECUTE
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DI POPx, JMPn, lblexec @ RPCn,
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CODE >R
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BP INCx, BP INCx, [BP] 0 POP[w]+,
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;CODE NOP, NOP, NOP,
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CODE R>
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[BP] 0 PUSH[w]+, BP DECx, BP DECx,
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;CODE
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CODE S0 AX PS_ADDR MOVxI, AX PUSHx, ;CODE
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CODE 'S SP PUSHx, ;CODE
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CODE AND AX POPx, BX POPx, AX BX ANDxx, AX PUSHx, ;CODE
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CODE OR AX POPx, BX POPx, AX BX ORxx, AX PUSHx, ;CODE
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CODE XOR AX POPx, BX POPx, AX BX XORxx, AX PUSHx, ;CODE
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CODE NOT
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AX POPx, AX AX ORxx,
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IFNZ, AX -1 MOVxI, THEN, AX INCx, AX PUSHx,
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CODE 2R>
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[BP] -2 PUSH[w]+, [BP] 0 PUSH[w]+, BP 4 SUBxi,
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;CODE
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CODE ROT ( a b c -- b c a )
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CX POPx, BX POPx, AX POPx,
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BX PUSHx, CX PUSHx, AX PUSHx,
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;CODE
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25
blk/823
25
blk/823
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@ -1,13 +1,16 @@
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CODE + AX POPx, BX POPx, AX BX ADDxx, AX PUSHx, ;CODE
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CODE - BX POPx, AX POPx, AX BX SUBxx, AX PUSHx, ;CODE
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CODE *
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AX POPx, BX POPx,
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DX PUSHx, ( protect from MUL ) BX MULx, DX POPx,
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AX PUSHx,
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CODE DUP AX POPx, AX PUSHx, AX PUSHx, ;CODE
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CODE ?DUP AX POPx, AX AX ORxx, AX PUSHx,
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IFNZ, AX PUSHx, THEN, ;CODE
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CODE DROP AX POPx, ;CODE
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CODE SWAP AX POPx, BX POPx, AX PUSHx, BX PUSHx, ;CODE
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CODE OVER ( a b -- a b a )
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DI SP MOVxx, AX [DI] 2 MOVx[]+, AX PUSHx, ;CODE
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CODE PICK
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DI POPx, DI SHLx1, ( x2 )
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DI SP ADDxx, DI [DI] MOVx[], DI PUSHx,
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;CODE
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CODE /MOD
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BX POPx, AX POPx, DX PUSHx, ( protect )
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DX DX XORxx, BX DIVx,
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BX DX MOVxx, DX POPx, ( unprotect )
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BX PUSHx, ( modulo ) AX PUSHx, ( division )
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CODE (roll) ( "2 3 4 5 4 --> 2 4 5 5". See B311 )
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CX POPx, SI SP MOVxx, SI CX ADDxx,
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DI SI MOVxx, SI DECx, SI DECx,
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STD, REPZ, MOVSB,
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;CODE
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25
blk/824
25
blk/824
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@ -1,11 +1,14 @@
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CODE ! DI POPx, AX POPx, [DI] AX MOV[]x, ;CODE
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CODE @ DI POPx, AX [DI] MOVx[], AX PUSHx, ;CODE
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CODE C! DI POPx, AX POPx, [DI] AX MOV[]r, ;CODE
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CODE C@
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DI POPx, AH AH XORrr, AL [DI] MOVr[], AX PUSHx, ;CODE
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CODE I [BP] 0 PUSH[w]+, ;CODE
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CODE I' [BP] -2 PUSH[w]+, ;CODE
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CODE J [BP] -4 PUSH[w]+, ;CODE
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CODE (resSP) SP PS_ADDR MOVxI, ;CODE
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CODE (resRS) BP RS_ADDR MOVxI, ;CODE
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CODE BYE BEGIN, JMPs, AGAIN, ;CODE
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CODE 2DROP SP 4 ADDxi, ;CODE
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CODE 2DUP
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AX POPx, BX POPx,
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BX PUSHx, AX PUSHx, BX PUSHx, AX PUSHx,
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;CODE
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CODE S0 AX PS_ADDR MOVxI, AX PUSHx, ;CODE
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CODE 'S SP PUSHx, ;CODE
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CODE AND AX POPx, BX POPx, AX BX ANDxx, AX PUSHx, ;CODE
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CODE OR AX POPx, BX POPx, AX BX ORxx, AX PUSHx, ;CODE
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CODE XOR AX POPx, BX POPx, AX BX XORxx, AX PUSHx, ;CODE
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CODE NOT
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AX POPx, AX AX ORxx,
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IFNZ, AX -1 MOVxI, THEN, AX INCx, AX PUSHx,
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;CODE
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24
blk/825
24
blk/825
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@ -1,15 +1,13 @@
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CODE S=
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SI POPx, DI POPx, CH CH XORrr, CL [SI] MOVr[],
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CL [DI] CMPr[],
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IFZ, ( same size? )
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SI INCx, DI INCx, CLD, REPZ, CMPSB,
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THEN,
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PUSHZ,
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CODE + AX POPx, BX POPx, AX BX ADDxx, AX PUSHx, ;CODE
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CODE - BX POPx, AX POPx, AX BX SUBxx, AX PUSHx, ;CODE
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CODE *
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AX POPx, BX POPx,
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DX PUSHx, ( protect from MUL ) BX MULx, DX POPx,
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AX PUSHx,
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;CODE
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CODE CMP
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BX POPx, AX POPx, CX CX XORxx, AX BX CMPxx,
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IFNZ, ( < or > )
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CX INCx, IFNC, ( < ) CX DECx, CX DECx, THEN,
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THEN,
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CX PUSHx,
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CODE /MOD
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BX POPx, AX POPx, DX PUSHx, ( protect )
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DX DX XORxx, BX DIVx,
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BX DX MOVxx, DX POPx, ( unprotect )
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BX PUSHx, ( modulo ) AX PUSHx, ( division )
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;CODE
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20
blk/826
20
blk/826
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@ -1,9 +1,11 @@
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CODE _find ( cur w -- a f )
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SI POPx, ( w ) DI POPx, ( cur )
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CALLn, lblfind @ RPCn,
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IFNZ, ( not found )
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SI PUSHx, AX AX XORxx, AX PUSHx,
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JMPn, lblnext @ RPCn,
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THEN, ( found )
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DI PUSHx, AX 1 MOVxI, AX PUSHx,
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;CODE
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CODE ! DI POPx, AX POPx, [DI] AX MOV[]x, ;CODE
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CODE @ DI POPx, AX [DI] MOVx[], AX PUSHx, ;CODE
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CODE C! DI POPx, AX POPx, [DI] AX MOV[]r, ;CODE
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CODE C@
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DI POPx, AH AH XORrr, AL [DI] MOVr[], AX PUSHx, ;CODE
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CODE I [BP] 0 PUSH[w]+, ;CODE
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CODE I' [BP] -2 PUSH[w]+, ;CODE
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CODE J [BP] -4 PUSH[w]+, ;CODE
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CODE (resSP) SP PS_ADDR MOVxI, ;CODE
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CODE (resRS) BP RS_ADDR MOVxI, ;CODE
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CODE BYE BEGIN, JMPs, AGAIN, ;CODE
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26
blk/827
26
blk/827
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@ -1,11 +1,15 @@
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CODE 0 AX AX XORxx, AX PUSHx, ;CODE
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CODE 1 AX 1 MOVxI, AX PUSHx, ;CODE
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CODE -1 AX -1 MOVxI, AX PUSHx, ;CODE
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CODE 1+ DI SP MOVxx, [DI] INC[w], ;CODE
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CODE 1- DI SP MOVxx, [DI] DEC[w], ;CODE
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CODE 2+ DI SP MOVxx, [DI] INC[w], [DI] INC[w], ;CODE
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CODE 2- DI SP MOVxx, [DI] DEC[w], [DI] DEC[w], ;CODE
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CODE RSHIFT ( n u -- n )
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CX POPx, AX POPx, AX SHRxCL, AX PUSHx, ;CODE
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CODE LSHIFT ( n u -- n )
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CX POPx, AX POPx, AX SHLxCL, AX PUSHx, ;CODE
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CODE S=
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SI POPx, DI POPx, CH CH XORrr, CL [SI] MOVr[],
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CL [DI] CMPr[],
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IFZ, ( same size? )
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SI INCx, DI INCx, CLD, REPZ, CMPSB,
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THEN,
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PUSHZ,
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;CODE
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CODE CMP
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BX POPx, AX POPx, CX CX XORxx, AX BX CMPxx,
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IFNZ, ( < or > )
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CX INCx, IFNC, ( < ) CX DECx, CX DECx, THEN,
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THEN,
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CX PUSHx,
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;CODE
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@ -0,0 +1,9 @@
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CODE _find ( cur w -- a f )
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SI POPx, ( w ) DI POPx, ( cur )
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CALLn, lblfind @ RPCn,
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IFNZ, ( not found )
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SI PUSHx, AX AX XORxx, AX PUSHx,
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JMPn, lblnext @ RPCn,
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THEN, ( found )
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DI PUSHx, AX 1 MOVxI, AX PUSHx,
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;CODE
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@ -0,0 +1,11 @@
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CODE 0 AX AX XORxx, AX PUSHx, ;CODE
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CODE 1 AX 1 MOVxI, AX PUSHx, ;CODE
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CODE -1 AX -1 MOVxI, AX PUSHx, ;CODE
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CODE 1+ DI SP MOVxx, [DI] INC[w], ;CODE
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CODE 1- DI SP MOVxx, [DI] DEC[w], ;CODE
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CODE 2+ DI SP MOVxx, [DI] INC[w], [DI] INC[w], ;CODE
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CODE 2- DI SP MOVxx, [DI] DEC[w], [DI] DEC[w], ;CODE
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CODE RSHIFT ( n u -- n )
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CX POPx, AX POPx, AX SHRxCL, AX PUSHx, ;CODE
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CODE LSHIFT ( n u -- n )
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CX POPx, AX POPx, AX SHLxCL, AX PUSHx, ;CODE
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@ -4,7 +4,7 @@ RS_ADDR 0x80 - CONSTANT RAMSTART
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750 LOAD ( 8086 asm )
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262 LOAD ( xcomp )
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270 LOAD ( xcomp overrides )
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812 827 LOADR
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812 829 LOADR
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353 LOAD ( xcomp core low )
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CODE (emit)
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AX POPx, AH 0x0e MOVri, ( print char ) 0x10 INT,
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