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DHGR: save some bytes

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This commit is contained in:
Peter Ferrie 2021-06-04 10:14:36 -07:00
parent d9042edb77
commit ca977e6ea8
6 changed files with 69 additions and 74 deletions
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21
DRV/DHGR.DRV.G.txt
View File

@ -125,27 +125,6 @@ Color.Pixels .DA #%00000000,#%00000000,#%00000000,#%00000000 black (color bit di
.DA #%11101110,#%11011101,#%10111011,#%11110111 yellow
.DA #%01111111,#%01111111,#%01111111,#%01111111 white (color bit disabled)
*--------------------------------------
COL.BANK .DA #SETPAGE2,#CLRPAGE2,#SETPAGE2,#CLRPAGE2
.DA #SETPAGE2,#CLRPAGE2,#SETPAGE2,#CLRPAGE2
.DA #SETPAGE2,#CLRPAGE2,#SETPAGE2,#CLRPAGE2
.DA #SETPAGE2,#CLRPAGE2,#SETPAGE2,#CLRPAGE2
.DA #SETPAGE2,#CLRPAGE2,#SETPAGE2,#CLRPAGE2
.DA #SETPAGE2,#CLRPAGE2,#SETPAGE2,#CLRPAGE2
.DA #SETPAGE2,#CLRPAGE2,#SETPAGE2,#CLRPAGE2
.DA #SETPAGE2,#CLRPAGE2,#SETPAGE2,#CLRPAGE2
.DA #SETPAGE2,#CLRPAGE2,#SETPAGE2,#CLRPAGE2
.DA #SETPAGE2,#CLRPAGE2,#SETPAGE2,#CLRPAGE2
.DA #SETPAGE2,#CLRPAGE2,#SETPAGE2,#CLRPAGE2
.DA #SETPAGE2,#CLRPAGE2,#SETPAGE2,#CLRPAGE2
.DA #SETPAGE2,#CLRPAGE2,#SETPAGE2,#CLRPAGE2
.DA #SETPAGE2,#CLRPAGE2,#SETPAGE2,#CLRPAGE2
.DA #SETPAGE2,#CLRPAGE2,#SETPAGE2,#CLRPAGE2
.DA #SETPAGE2,#CLRPAGE2,#SETPAGE2,#CLRPAGE2
.DA #SETPAGE2,#CLRPAGE2,#SETPAGE2,#CLRPAGE2
.DA #SETPAGE2,#CLRPAGE2,#SETPAGE2,#CLRPAGE2
.DA #SETPAGE2,#CLRPAGE2,#SETPAGE2,#CLRPAGE2
.DA #SETPAGE2,#CLRPAGE2,#SETPAGE2,#CLRPAGE2
*--------------------------------------
DIV7.0 .HS 00
DIV7.512 .HS 000000
DIV7.256 .HS 000000

38
DRV/DHGR.DRV.S.BLT.txt
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@ -22,12 +22,10 @@ BITBLT >LDYA CB.Cache+S.CB.X1
tay
lda CB.Cache+S.CB.X1+1
adc CB.Cache+S.CB.SrcW+1
pha
tya
sbc #0
tay
pla
sbc #0
cpy #1
bcs .0
dec
.0 dey
jsr LBUF.SetBounds2YA
@ -60,8 +58,10 @@ BITBLT >LDYA CB.Cache+S.CB.X1
ldx LBUF.C1
.3 ldy COL.BANK,x
sta $C000,y
.3 txa
and #1
tay
sta CLRPAGE2,y
txa
lsr
tay
@ -110,8 +110,10 @@ BITBLT.0 bit #S.CB.OP.SAVE
ldx LBUF.C1
.3 ldy COL.BANK,x
sta $C000,y
.3 txa
and #1
tay
sta CLRPAGE2,y
txa
lsr
tay
@ -156,17 +158,15 @@ BITBLT.2 ldy #S.BM-1
dey
bpl .1
ldx #0
lda BM.Cache+S.BM.F
cmp #S.BM.F.BBP1
beq .11
eor #S.BM.F.BBP1
cmp #1
lda #0
ror
ldx #$80
.11 stx BLT.CMASK
sta BLT.CMASK
lda ZPBMDataPtr
clc
* clc
adc BM.Cache+S.BM.MASK.OFS
sta ZPBMMaskPtr
lda ZPBMDataPtr+1
@ -174,7 +174,7 @@ BITBLT.2 ldy #S.BM-1
sta ZPBMMaskPtr+1
lda ZPBMDataPtr
clc
* clc
adc #S.BM
sta ZPBMDataPtr
bcc .2

54
DRV/DHGR.DRV.S.LBUF.txt
View File

@ -45,8 +45,10 @@ LBUF.DrawAtY.SET
LBUF.DrawAtY.AND.SET
ldx LBUF.C1 x C1->C2
ldy COL.BANK,x
sta $C000,y
txa
and #1
tay
sta CLRPAGE2,y
txa
lsr
tay
@ -66,8 +68,10 @@ LBUF.DrawAtY.AND.SET
bcs .8 C1+1 > C2, we are done...
.1 ldy COL.BANK,x
sta $C000,y
.1 txa
and #1
tay
sta CLRPAGE2,y
txa
lsr
tay
@ -79,8 +83,10 @@ LBUF.DrawAtY.AND.SET
cpx LBUF.C2
bcc .1
.2 ldy COL.BANK,x
sta $C000,y
.2 txa
and #1
tay
sta CLRPAGE2,y
txa
lsr
tay
@ -110,8 +116,10 @@ LBUF.DrawAtY.XXX
ldx LBUF.C1 x C1->C2
ldy COL.BANK,x
sta $C000,y
txa
and #1
tay
sta CLRPAGE2,y
txa
lsr
tay
@ -131,8 +139,10 @@ LBUF.DrawAtY.XXX
bcs .8 C1+1 > C2, we are done...
.1 ldy COL.BANK,x
sta $C000,y
.1 txa
and #1
tay
sta CLRPAGE2,y
txa
lsr
tay
@ -145,8 +155,10 @@ LBUF.DrawAtY.XXX
cpx LBUF.C2
bne .1
.2 ldy COL.BANK,x
sta $C000,y
.2 txa
and #1
tay
sta CLRPAGE2,y
txa
lsr
tay
@ -166,8 +178,10 @@ LBUF.DrawAtY.XXX
LBUF.DrawAtY.AND.ORA
ldx LBUF.C1 x C1->C2
ldy COL.BANK,x
sta $C000,y
txa
and #1
tay
sta CLRPAGE2,y
txa
lsr
tay
@ -198,8 +212,10 @@ LBUF.DrawAtY.AND.ORA
bra .3
.2 ldy COL.BANK,x
sta $C000,y
.2 txa
and #1
tay
sta CLRPAGE2,y
txa
lsr
tay
@ -214,8 +230,10 @@ LBUF.DrawAtY.AND.ORA
cpx LBUF.C2
bne .2
ldy COL.BANK,x
sta $C000,y
txa
and #1
tay
sta CLRPAGE2,y
txa
lsr
tay

6
DRV/DHGR.DRV.S.LINE.txt
View File

@ -74,13 +74,13 @@ VLINE lda CB.Cache+S.CB.M
VLINE.MONO >LDYA CB.Cache+S.CB.X1
jsr DIVMOD7YA X = MOD 7
tay
lsr
sta ZPTmpByte Save COL (DIV)
lda COL.BANK,y
lda #0
rol
tay
sta $C000,y Select proper BANK
sta CLRPAGE2,y Select proper BANK
ldy CB.Cache+S.CB.Y1
clc

10
DRV/DHGR.DRV.S.PIX.txt
View File

@ -15,19 +15,19 @@ SETPIXEL lda CB.Cache+S.CB.M
SETPIXEL.MONO >LDYA CB.Cache+S.CB.X1
jsr DIVMOD7YA
tay
lsr
phy
php
ldy CB.Cache+S.CB.Y1
clc
adc BASEL,y
sta ZPBasePtr
lda BASEH,y
sta ZPBasePtr+1
ply
lda COL.BANK,y
plp
lda #0
rol
tay
sta $C000,y Select proper BANK
sta CLRPAGE2,y Select proper BANK
lda CB.Cache+S.CB.OP
* cmp #S.CB.OP.XOR
beq SETPIXEL.MONO.XOR

14
DRV/DHGR.DRV.S.txt
View File

@ -143,7 +143,7 @@ DrvReloc lda FD.DEV+S.FD.DEV.DRVPTR
adc /Shift.L.HI+1
sta ZPPtr3+1
ldy #0
ldy #5
.1 lda (ZPPtr2),y
clc
@ -154,9 +154,8 @@ DrvReloc lda FD.DEV+S.FD.DEV.DRVPTR
adc ZPPtr1+1
sta (ZPPtr3),y
iny
cpy #6
bne .1
dey
bpl .1
lda ZPPtr1
clc
@ -176,7 +175,7 @@ DrvReloc lda FD.DEV+S.FD.DEV.DRVPTR
adc /Shift.R.HI+1
sta ZPPtr3+1
ldy #0
ldy #5
.2 lda (ZPPtr2),y
clc
@ -187,9 +186,8 @@ DrvReloc lda FD.DEV+S.FD.DEV.DRVPTR
adc ZPPtr1+1
sta (ZPPtr3),y
iny
cpy #6
bne .2
dey
bpl .2
rts
*--------------------------------------