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shave some cycles

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This commit is contained in:
4am 2021-12-04 22:10:23 -05:00
parent 7cc576c8a0
commit 37d50064c6
35 changed files with 57 additions and 53 deletions
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42
src/fx/fx.shr.80boxes.common.a
View File

@ -126,12 +126,23 @@ BoxesY = $BEB0 ; [$50 bytes][accessed via BoxesY-1][should
;WRITEAUXMEM active
jmp MainLoop
siderows !byte 1,5,9,13,17,21
branches !byte across2-back
!byte across3-back
!byte across4-back
!byte across5-back
!byte across6-back
!byte across7-back
start
!pseudopc 0 {
copy1 ldx <topx+1
+SET_ROW_X
ldy <lefty+1
jsr across1
+COPY_BYTE_AND_INY
+COPY_BYTE_AND_INY
+COPY_BYTE_AND_INY
+COPY_BYTE
ReBox ldx #$00 ; [SMC] X = BoxLoop index 1..80
NextBox dex
bne BoxLoop
@ -142,6 +153,7 @@ NextBox dex
bpl MainLoop
exit sta WRITEMAINMEM
setV rts
MainLoop ldx #80
BoxLoop ldy BoxStages-1, x ; for each box, get its current stage
inc BoxStages-1, x ; increment every box's stage every time through the loop
@ -160,20 +172,19 @@ stage ldx #$00 ; [SMC] X = stage index 1..7, reinitialized
sta <lefty+1
dex
beq copy1
lda <siderows-1, x
lda siderows-1, x
sta <rowcount
lda <across_lo-1, x
sta <j+1
lda branches-1, x
sta <branch+1
topx ldx #$FD ; [SMC]
clv
copy2row clc
!byte $A9
copy1row sec
+SET_ROW_X
ldy <lefty+1
j jsr across7 ; [SMC low byte]
inx
bcc copy1row
+SET_ROW_X
branch bne across7 ; [SMC branch target][always branches]
back bcc copy1row
bvs ReBox
sty <righty+1
copyside +SET_ROW_X
@ -199,26 +210,19 @@ across3 +COPY_BYTE_AND_INY
+COPY_BYTE_AND_INY
across2 +COPY_BYTE_AND_INY
+COPY_BYTE_AND_INY
across1 +COPY_BYTE_AND_INY
+COPY_BYTE_AND_INY
+COPY_BYTE_AND_INY
+COPY_BYTE_AND_INY
lda (src+1), y
src sta $FDFD, y ; [SMC]
rts
inx
bne back ; always branches
toprow !byte 12,10,8,6,4,2,0
leftbyte !byte 6,5,4,3,2,1,0
siderows !byte 1,5,9,13,17,21
across_lo
!byte <across2
!byte <across3
!byte <across4
!byte <across5
!byte <across6
!byte <across7
rowcount
}
!if (*-start>=$FF) {
!if (*-start>$FF) {
!error "Code is too big to fit on zero page! ", *-start
}

2
src/index/artwork.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10806970
!be24 10807078
!le16 4244

2
src/index/attract.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10759850
!be24 10759958
!le16 5223

2
src/index/cache00.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10703061
!be24 10703169
!le16 3593

2
src/index/cache01.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10715438
!be24 10715546
!le16 3953

2
src/index/cache10.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10730844
!be24 10730952
!le16 4628

2
src/index/cache11.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10748126
!be24 10748234
!le16 5575

2
src/index/coverfade.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10811214
!be24 10811322
!le16 410

2
src/index/credits.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10811932
!be24 10812040
!le16 448

2
src/index/decrunch.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10812380
!be24 10812488
!le16 303

2
src/index/dfx.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10767219
!be24 10767327
!le16 1242

2
src/index/dhgr.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10805640
!be24 10805748
!le16 1249

2
src/index/dtitle.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10791630
!be24 10791738
!le16 464

2
src/index/fx.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10765073
!be24 10765181
!le16 2146

2
src/index/gamehelp.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10768692
!be24 10768800
!le16 6149

2
src/index/gr.fizzle.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10811624
!be24 10811732
!le16 107

2
src/index/gr.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10806889
!be24 10806997
!le16 81

2
src/index/helptext.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10811731
!be24 10811839
!le16 201

2
src/index/hgr0.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10792094
!be24 10792202
!le16 4407

2
src/index/hgr1.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10796501
!be24 10796609
!le16 1533

2
src/index/hgr2.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10798034
!be24 10798142
!le16 1040

2
src/index/hgr3.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10799074
!be24 10799182
!le16 3237

2
src/index/hgr4.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10802311
!be24 10802419
!le16 2764

2
src/index/hgr5.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10805075
!be24 10805183
!le16 460

2
src/index/hgr6.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10805535
!be24 10805643
!le16 105

2
src/index/joystick.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10812683
!be24 10812791
!le16 2370

2
src/index/miniattract.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10779735
!be24 10779843
!le16 6149

2
src/index/prelaunch.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10753701
!be24 10753809
!le16 6149

2
src/index/search00.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10695029
!be24 10695137
!le16 8032

2
src/index/search01.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10706654
!be24 10706762
!le16 8784

2
src/index/search10.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10719391
!be24 10719499
!le16 11453

2
src/index/search11.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10735472
!be24 10735580
!le16 12654

2
src/index/sfx.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10768461
!be24 10768569
!le16 231

2
src/index/slideshow.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10774841
!be24 10774949
!le16 4894

2
src/index/title.idx.a
View File

@ -4,5 +4,5 @@
; This file is automatically generated
;
!byte 0
!be24 10785884
!be24 10785992
!le16 5746