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pcat: all native words implemented!

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(well, not PC@ and PC!, but I'm not even sure what would be the role
of these in a PC/AT. they're only used in drivers on the z80 front,
so they will not be immediately needed. todo... )

Now comes the fitting part.
This commit is contained in:
Virgil Dupras 2020-06-19 08:10:51 -04:00
parent 8cc8df0446
commit 723d3c4249
5 changed files with 32 additions and 22 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
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@ -4,11 +4,7 @@
1 0xd0 OPr0 RORr1, 1 0xd1 OPr0 RORx1, 4 0xf7 OPr0 MULx, 1 0xd0 OPr0 RORr1, 1 0xd1 OPr0 RORx1, 4 0xf7 OPr0 MULx,
4 0xd0 OPr0 SHLr1, 4 0xd1 OPr0 SHLx1, 6 0xf6 OPr0 DIVr, 4 0xd0 OPr0 SHLr1, 4 0xd1 OPr0 SHLx1, 6 0xf6 OPr0 DIVr,
5 0xd0 OPr0 SHRr1, 5 0xd1 OPr0 SHRx1, 6 0xf7 OPr0 DIVx, 5 0xd0 OPr0 SHRr1, 5 0xd1 OPr0 SHRx1, 6 0xf7 OPr0 DIVx,
0 0xd2 OPr0 ROLrCL, 0 0xd3 OPr0 ROLxCL,
: OPrr CREATE C, DOES> C@ A, <<3 OR 0xc0 OR A, ; 1 0xd2 OPr0 RORrCL, 1 0xd3 OPr0 RORxCL,
0x31 OPrr XORxx, 0x30 OPrr XORrr, 4 0xd2 OPr0 SHLrCL, 4 0xd3 OPr0 SHLxCL,
0x88 OPrr MOVrr, 0x89 OPrr MOVxx, 0x28 OPrr SUBrr, 5 0xd2 OPr0 SHRrCL, 5 0xd3 OPr0 SHRxCL,
0x29 OPrr SUBxx, 0x08 OPrr ORrr, 0x09 OPrr ORxx,
0x3a OPrr CMPrr, 0x3b OPrr CMPxx, 0x00 OPrr ADDrr,
0x01 OPrr ADDxx, 0x20 OPrr ANDrr, 0x21 OPrr ANDxx,

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@ -1,10 +1,7 @@
: OPm ( modrm op ) CREATE C, C, DOES> C@+ A, C@ OR A, ; : OPrr CREATE C, DOES> C@ A, <<3 OR 0xc0 OR A, ;
0 0xff OPm INC[w], 0 0xfe OPm INC[b], 0x31 OPrr XORxx, 0x30 OPrr XORrr,
0x8 0xff OPm DEC[w], 0x8 0xfe OPm DEC[b], 0x88 OPrr MOVrr, 0x89 OPrr MOVxx, 0x28 OPrr SUBrr,
0x30 0xff OPm PUSH[w], 0 0x8f OPm POP[w], 0x29 OPrr SUBxx, 0x08 OPrr ORrr, 0x09 OPrr ORxx,
0x3a OPrr CMPrr, 0x3b OPrr CMPxx, 0x00 OPrr ADDrr,
0x01 OPrr ADDxx, 0x20 OPrr ANDrr, 0x21 OPrr ANDxx,
: OPm+ ( modrm op ) CREATE C, C, DOES>
( m off ) C@+ A, C@ ROT OR A, A, ;
0x40 0xff OPm+ INC[w]+, 0x40 0xfe OPm+ INC[b]+,
0x48 0xff OPm+ DEC[w]+, 0x48 0xfe OPm+ DEC[b]+,
0x70 0xff OPm+ PUSH[w]+, 0x40 0x8f OPm+ POP[w]+,

10
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@ -0,0 +1,10 @@
: OPm ( modrm op ) CREATE C, C, DOES> C@+ A, C@ OR A, ;
0 0xff OPm INC[w], 0 0xfe OPm INC[b],
0x8 0xff OPm DEC[w], 0x8 0xfe OPm DEC[b],
0x30 0xff OPm PUSH[w], 0 0x8f OPm POP[w],
: OPm+ ( modrm op ) CREATE C, C, DOES>
( m off ) C@+ A, C@ ROT OR A, A, ;
0x40 0xff OPm+ INC[w]+, 0x40 0xfe OPm+ INC[b]+,
0x48 0xff OPm+ DEC[w]+, 0x48 0xfe OPm+ DEC[b]+,
0x70 0xff OPm+ PUSH[w]+, 0x40 0x8f OPm+ POP[w]+,

11
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CODE 0 AX AX XORxx, AX PUSHx, ;CODE
CODE 1 AX 1 MOVxI, AX PUSHx, ;CODE
CODE -1 AX -1 MOVxI, AX PUSHx, ;CODE
CODE 1+ DI SP MOVxx, [DI] INC[w], ;CODE
CODE 1- DI SP MOVxx, [DI] DEC[w], ;CODE
CODE 2+ DI SP MOVxx, [DI] INC[w], [DI] INC[w], ;CODE
CODE 2- DI SP MOVxx, [DI] DEC[w], [DI] DEC[w], ;CODE
CODE RSHIFT ( n u -- n )
CX POPx, AX POPx, AX SHRxCL, AX PUSHx, ;CODE
CODE LSHIFT ( n u -- n )
CX POPx, AX POPx, AX SHLxCL, AX PUSHx, ;CODE

6
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@ -1,10 +1,6 @@
CODE 0 AX AX XORxx, AX PUSHx, ;CODE
CODE 1 AX 1 MOVxI, AX PUSHx, ;CODE
CODE 1+ DI SP MOVxx, [DI] INC[w], ;CODE
CODE 1- DI SP MOVxx, [DI] DEC[w], ;CODE
CODE EMIT CODE EMIT
AX POPx, AH 0x0e MOVri, ( print char ) 0x10 INT, AX POPx, AH 0x0e MOVri, ( print char ) 0x10 INT,
;CODE ;CODE
: FOO 'X' EMIT ; : FOO '0' 1 3 LSHIFT + EMIT ;
L1 BSET 3 A, 'F' A, 'O' A, 'O' A, L1 BSET 3 A, 'F' A, 'O' A, 'O' A,
: BOOT 0x08 @ [ L1 @ LITN ] _find DROP EXECUTE BYE ; : BOOT 0x08 @ [ L1 @ LITN ] _find DROP EXECUTE BYE ;