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Optimizations: sla a -> add a, a

This commit is contained in:
Randy Thiemann 2023-11-13 03:09:57 +01:00
parent 304a5f739b
commit 932666b5bb
8 changed files with 4996 additions and 4996 deletions
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bin/DMGTRIS.GBC
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bin/DMGTRIS.map
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bin/DMGTRIS.pocket
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bin/DMGTRIS.sym
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84
src/field.asm
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@ -103,7 +103,7 @@ BlitField::
REPT 7 REPT 7
; Wait until start of drawing, then insert nops. ; Wait until start of drawing, then insert nops.
: ldh a, [rSTAT] : ldh a, [rSTAT]
or a, ~STATF_LCD or a, $FF - STATF_LCD
inc a inc a
jr nz, :- jr nz, :-
REPT 40 REPT 40
@ -160,7 +160,7 @@ BigBlitField::
REPT 7 REPT 7
; Wait until start of drawing, then insert nops. ; Wait until start of drawing, then insert nops.
: ldh a, [rSTAT] : ldh a, [rSTAT]
or a, ~STATF_LCD or a, $FF - STATF_LCD
inc a inc a
jr nz, :- jr nz, :-
REPT 40 REPT 40
@ -310,10 +310,10 @@ FromShadowField:
; corresponding to that piece's zero rotation. ; corresponding to that piece's zero rotation.
SetPieceData: SetPieceData:
ldh a, [hCurrentPiece] ldh a, [hCurrentPiece]
sla a add a, a
sla a add a, a
sla a add a, a
sla a add a, a
ld c, a ld c, a
ld b, 0 ld b, 0
@ -336,8 +336,8 @@ SetPieceData:
; The rotation state is a further offset of 4 bytes. ; The rotation state is a further offset of 4 bytes.
SetPieceDataOffset: SetPieceDataOffset:
ldh a, [hCurrentPieceRotationState] ldh a, [hCurrentPieceRotationState]
sla a add a, a
sla a add a, a
ldh [hPieceDataOffset], a ldh [hPieceDataOffset], a
ret ret
@ -989,8 +989,8 @@ FieldProcess::
ldh a, [hPieceDataBase+1] ldh a, [hPieceDataBase+1]
ld h, a ld h, a
ldh a, [hWantRotation] ldh a, [hWantRotation]
sla a add a, a
sla a add a, a
push bc push bc
ld c, a ld c, a
xor a, a xor a, a
@ -1070,8 +1070,8 @@ FieldProcess::
ldh a, [hPieceDataBaseFast+1] ldh a, [hPieceDataBaseFast+1]
ld h, a ld h, a
ldh a, [hWantRotation] ldh a, [hWantRotation]
sla a add a, a
sla a add a, a
push bc push bc
ld c, a ld c, a
xor a, a xor a, a
@ -1110,8 +1110,8 @@ FieldProcess::
ldh a, [hPieceDataBaseFast+1] ldh a, [hPieceDataBaseFast+1]
ld h, a ld h, a
ldh a, [hWantRotation] ldh a, [hWantRotation]
sla a add a, a
sla a add a, a
push bc push bc
ld c, a ld c, a
xor a, a xor a, a
@ -1159,8 +1159,8 @@ FieldProcess::
ldh a, [hPieceDataBaseFast+1] ldh a, [hPieceDataBaseFast+1]
ld h, a ld h, a
ldh a, [hWantRotation] ldh a, [hWantRotation]
sla a add a, a
sla a add a, a
push bc push bc
ld c, a ld c, a
xor a, a xor a, a
@ -1221,8 +1221,8 @@ FieldProcess::
ldh a, [hPieceDataBaseFast+1] ldh a, [hPieceDataBaseFast+1]
ld h, a ld h, a
ldh a, [hWantRotation] ldh a, [hWantRotation]
sla a add a, a
sla a add a, a
push bc push bc
ld c, a ld c, a
xor a, a xor a, a
@ -1266,8 +1266,8 @@ FieldProcess::
ldh a, [hPieceDataBaseFast+1] ldh a, [hPieceDataBaseFast+1]
ld h, a ld h, a
ldh a, [hWantRotation] ldh a, [hWantRotation]
sla a add a, a
sla a add a, a
push bc push bc
ld c, a ld c, a
xor a, a xor a, a
@ -1312,8 +1312,8 @@ FieldProcess::
ldh a, [hPieceDataBaseFast+1] ldh a, [hPieceDataBaseFast+1]
ld h, a ld h, a
ldh a, [hWantRotation] ldh a, [hWantRotation]
sla a add a, a
sla a add a, a
push bc push bc
ld c, a ld c, a
xor a, a xor a, a
@ -2559,10 +2559,10 @@ BigFromShadowField:
; corresponding to that piece's zero rotation. ; corresponding to that piece's zero rotation.
BigSetPieceData: BigSetPieceData:
ldh a, [hCurrentPiece] ldh a, [hCurrentPiece]
sla a add a, a
sla a add a, a
sla a add a, a
sla a add a, a
ld c, a ld c, a
ld b, 0 ld b, 0
@ -2585,8 +2585,8 @@ BigSetPieceData:
; The rotation state is a further offset of 4 bytes. ; The rotation state is a further offset of 4 bytes.
BigSetPieceDataOffset: BigSetPieceDataOffset:
ldh a, [hCurrentPieceRotationState] ldh a, [hCurrentPieceRotationState]
sla a add a, a
sla a add a, a
ldh [hPieceDataOffset], a ldh [hPieceDataOffset], a
ret ret
@ -3238,8 +3238,8 @@ BigFieldProcess::
ldh a, [hPieceDataBase+1] ldh a, [hPieceDataBase+1]
ld h, a ld h, a
ldh a, [hWantRotation] ldh a, [hWantRotation]
sla a add a, a
sla a add a, a
push bc push bc
ld c, a ld c, a
xor a, a xor a, a
@ -3319,8 +3319,8 @@ BigFieldProcess::
ldh a, [hPieceDataBaseFast+1] ldh a, [hPieceDataBaseFast+1]
ld h, a ld h, a
ldh a, [hWantRotation] ldh a, [hWantRotation]
sla a add a, a
sla a add a, a
push bc push bc
ld c, a ld c, a
xor a, a xor a, a
@ -3359,8 +3359,8 @@ BigFieldProcess::
ldh a, [hPieceDataBaseFast+1] ldh a, [hPieceDataBaseFast+1]
ld h, a ld h, a
ldh a, [hWantRotation] ldh a, [hWantRotation]
sla a add a, a
sla a add a, a
push bc push bc
ld c, a ld c, a
xor a, a xor a, a
@ -3408,8 +3408,8 @@ BigFieldProcess::
ldh a, [hPieceDataBaseFast+1] ldh a, [hPieceDataBaseFast+1]
ld h, a ld h, a
ldh a, [hWantRotation] ldh a, [hWantRotation]
sla a add a, a
sla a add a, a
push bc push bc
ld c, a ld c, a
xor a, a xor a, a
@ -3469,8 +3469,8 @@ BigFieldProcess::
ldh a, [hPieceDataBaseFast+1] ldh a, [hPieceDataBaseFast+1]
ld h, a ld h, a
ldh a, [hWantRotation] ldh a, [hWantRotation]
sla a add a, a
sla a add a, a
push bc push bc
ld c, a ld c, a
xor a, a xor a, a
@ -3514,8 +3514,8 @@ BigFieldProcess::
ldh a, [hPieceDataBaseFast+1] ldh a, [hPieceDataBaseFast+1]
ld h, a ld h, a
ldh a, [hWantRotation] ldh a, [hWantRotation]
sla a add a, a
sla a add a, a
push bc push bc
ld c, a ld c, a
xor a, a xor a, a
@ -3560,8 +3560,8 @@ BigFieldProcess::
ldh a, [hPieceDataBaseFast+1] ldh a, [hPieceDataBaseFast+1]
ld h, a ld h, a
ldh a, [hWantRotation] ldh a, [hWantRotation]
sla a add a, a
sla a add a, a
push bc push bc
ld c, a ld c, a
xor a, a xor a, a

12
src/level.asm
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@ -824,9 +824,9 @@ GetSection::
; Multiply by 10, which is equal to multiply by 8 + multiply by 2 ; Multiply by 10, which is equal to multiply by 8 + multiply by 2
ld b, a ld b, a
sla b sla b
sla a add a, a
sla a add a, a
sla a add a, a
add a, b add a, b
; Add hundreds. ; Add hundreds.
@ -854,9 +854,9 @@ GetAdjustedSection::
; Multiply by 10, which is equal to multiply by 8 + multiply by 2 ; Multiply by 10, which is equal to multiply by 8 + multiply by 2
ld b, a ld b, a
sla b sla b
sla a add a, a
sla a add a, a
sla a add a, a
add a, b add a, b
; Add hundreds. ; Add hundreds.

4
src/sprites.asm
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@ -296,7 +296,7 @@ ApplyNext::
ldh a, [hUpcomingPiece1] ldh a, [hUpcomingPiece1]
ld [wSPRQueue1A+3], a ld [wSPRQueue1A+3], a
ld [wSPRQueue1B+3], a ld [wSPRQueue1B+3], a
sla a add a, a
add a, TILE_PIECE_SMALL_0 add a, TILE_PIECE_SMALL_0
ld [wSPRQueue1A+2], a ld [wSPRQueue1A+2], a
inc a inc a
@ -305,7 +305,7 @@ ApplyNext::
ldh a, [hUpcomingPiece2] ldh a, [hUpcomingPiece2]
ld [wSPRQueue2A+3], a ld [wSPRQueue2A+3], a
ld [wSPRQueue2B+3], a ld [wSPRQueue2B+3], a
sla a add a, a
add a, TILE_PIECE_SMALL_0 add a, TILE_PIECE_SMALL_0
ld [wSPRQueue2A+2], a ld [wSPRQueue2A+2], a
inc a inc a

52
src/state_title.asm
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@ -636,8 +636,8 @@ TitleVBlankHandlerB:
; RNG mode. ; RNG mode.
ld b, 0 ld b, 0
ld a, [wRNGModeState] ld a, [wRNGModeState]
sla a add a, a
sla a add a, a
ld c, a ld c, a
ld hl, sRNGMode ld hl, sRNGMode
add hl, bc add hl, bc
@ -650,8 +650,8 @@ TitleVBlankHandlerB:
; ROT mode. ; ROT mode.
ld b, 0 ld b, 0
ld a, [wRotModeState] ld a, [wRotModeState]
sla a add a, a
sla a add a, a
ld c, a ld c, a
ld hl, sROTMode ld hl, sROTMode
add hl, bc add hl, bc
@ -664,8 +664,8 @@ TitleVBlankHandlerB:
; DROP mode. ; DROP mode.
ld b, 0 ld b, 0
ld a, [wDropModeState] ld a, [wDropModeState]
sla a add a, a
sla a add a, a
ld c, a ld c, a
ld hl, sDROPMode ld hl, sDROPMode
add hl, bc add hl, bc
@ -678,8 +678,8 @@ TitleVBlankHandlerB:
; CURVE mode. ; CURVE mode.
ld b, 0 ld b, 0
ld a, [wSpeedCurveState] ld a, [wSpeedCurveState]
sla a add a, a
sla a add a, a
ld c, a ld c, a
ld hl, sCURVEMode ld hl, sCURVEMode
add hl, bc add hl, bc
@ -698,8 +698,8 @@ TitleVBlankHandlerB:
xor a, a xor a, a
ld b, a ld b, a
ld a, [wAlways20GState] ld a, [wAlways20GState]
sla a add a, a
sla a add a, a
ld c, a ld c, a
ld hl, sHIGMode ld hl, sHIGMode
add hl, bc add hl, bc
@ -785,8 +785,8 @@ TitleVBlankHandlerB:
; RNG mode. ; RNG mode.
ld b, 0 ld b, 0
ld a, [wRNGModeState] ld a, [wRNGModeState]
sla a add a, a
sla a add a, a
ld c, a ld c, a
ld hl, sRNGMode ld hl, sRNGMode
add hl, bc add hl, bc
@ -799,8 +799,8 @@ TitleVBlankHandlerB:
; ROT mode. ; ROT mode.
ld b, 0 ld b, 0
ld a, [wRotModeState] ld a, [wRotModeState]
sla a add a, a
sla a add a, a
ld c, a ld c, a
ld hl, sROTMode ld hl, sROTMode
add hl, bc add hl, bc
@ -813,8 +813,8 @@ TitleVBlankHandlerB:
; DROP mode. ; DROP mode.
ld b, 0 ld b, 0
ld a, [wDropModeState] ld a, [wDropModeState]
sla a add a, a
sla a add a, a
ld c, a ld c, a
ld hl, sDROPMode ld hl, sDROPMode
add hl, bc add hl, bc
@ -827,8 +827,8 @@ TitleVBlankHandlerB:
; CURVE mode. ; CURVE mode.
ld b, 0 ld b, 0
ld a, [wSpeedCurveState] ld a, [wSpeedCurveState]
sla a add a, a
sla a add a, a
ld c, a ld c, a
ld hl, sCURVEMode ld hl, sCURVEMode
add hl, bc add hl, bc
@ -847,8 +847,8 @@ TitleVBlankHandlerB:
xor a, a xor a, a
ld b, a ld b, a
ld a, [wAlways20GState] ld a, [wAlways20GState]
sla a add a, a
sla a add a, a
ld c, a ld c, a
ld hl, sHIGMode ld hl, sHIGMode
add hl, bc add hl, bc
@ -867,8 +867,8 @@ TitleVBlankHandlerB:
.buttons .buttons
ld b, 0 ld b, 0
ld a, [wSwapABState] ld a, [wSwapABState]
sla a add a, a
sla a add a, a
ld c, a ld c, a
ld hl, sBUTTONSMode ld hl, sBUTTONSMode
add hl, bc add hl, bc
@ -881,8 +881,8 @@ TitleVBlankHandlerB:
.filter .filter
ld b, 0 ld b, 0
ldh a, [hFilterMode] ldh a, [hFilterMode]
sla a add a, a
sla a add a, a
ld c, a ld c, a
ld hl, sFilterMode ld hl, sFilterMode
add hl, bc add hl, bc
@ -1661,8 +1661,8 @@ RenderScores:
; Draw the mode. ; Draw the mode.
: ld b, 0 : ld b, 0
ld a, [wSelected] ld a, [wSelected]
sla a add a, a
sla a add a, a
ld c, a ld c, a
ld hl, sCURVEMode ld hl, sCURVEMode
add hl, bc add hl, bc