2017-07-29 21:47:17 +00:00
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.macro OP8
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.i8
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.a8
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.endmacro
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.macro OP16
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.i16
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.a16
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.endmacro
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.macro BITS8
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sep #%00110000
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OP8
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.endmacro
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.macro BITS16
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rep #%00110000
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OP16
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.endmacro
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.macro DBR bankNum
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BITS8
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lda bankNum
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pha
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plb
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BITS16
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.endmacro
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.macro SYNCDBR
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phk
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plb
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.endmacro
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2017-07-28 22:11:25 +00:00
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.macro EMULATION
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sec ; Enable 8-bit mode
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xce
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2017-07-29 21:47:17 +00:00
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OP8
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2017-07-28 22:11:25 +00:00
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.endmacro
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.macro NATIVE
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clc ; Enable 16-bit mode
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xce
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2017-07-29 21:47:17 +00:00
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BITS16
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2017-07-28 22:11:25 +00:00
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.endmacro
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2017-07-29 21:47:17 +00:00
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2017-07-28 22:11:25 +00:00
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.macro SHRVIDEO
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2017-07-29 21:47:17 +00:00
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BITS8
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2017-07-28 22:11:25 +00:00
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lda NEWVIDEO
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ora #%11000001
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sta NEWVIDEO
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2017-07-29 21:47:17 +00:00
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BITS16
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2017-07-28 22:11:25 +00:00
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.endmacro
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2017-07-29 21:47:17 +00:00
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2017-07-28 22:11:25 +00:00
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.macro CLASSICVIDEO
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2017-07-29 21:47:17 +00:00
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BITS8
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2017-07-28 22:11:25 +00:00
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lda NEWVIDEO
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and #%00111111
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sta NEWVIDEO
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2017-07-29 21:47:17 +00:00
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BITS16
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.endmacro
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.macro FASTGRAPHICS
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sei
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sep #%00100000 ; 16-bit A only, to preserve X/Y
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.a8
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lda SHADOW
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sta shadowRegister
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lda #0
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sta SHADOW
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lda STACKCTL
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sta stackRegister
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ora #$30
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sta STACKCTL
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rep #%00100000
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2017-07-28 22:11:25 +00:00
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.a16
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2017-07-29 21:47:17 +00:00
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tsc
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sta stackPtr
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2017-07-28 22:11:25 +00:00
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.endmacro
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2017-07-29 21:47:17 +00:00
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.macro SLOWGRAPHICS
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sep #%00100000 ; 16-bit A only, to preserve X/Y
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.a8
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lda shadowRegister
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sta SHADOW
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lda stackRegister
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sta STACKCTL
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rep #%00100000
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.a16
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lda stackPtr
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tcs
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cli
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.endmacro
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2017-07-28 22:11:25 +00:00
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2017-07-30 18:54:37 +00:00
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.macro LOADPARAM24 bankNumDoubled,addr16
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lda #bankNumDoubled
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sta PARAM24+1
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lda #addr16
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sta PARAM24
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.endmacro
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2017-07-28 22:11:25 +00:00
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;;;;;;;;;;
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; Stack Macros
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.macro SAVE_AXY ; Saves all registers
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pha
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phx
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phy
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.endmacro
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.macro RESTORE_AXY ; Restores all registers
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ply
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plx
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pla
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.endmacro
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.macro SAVE_AY ; Saves accumulator and Y index
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pha
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phy
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.endmacro
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.macro RESTORE_AY ; Restores accumulator and Y index
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ply
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pla
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.endmacro
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.macro SAVE_AX ; Saves accumulator and X index
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pha
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phx
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.endmacro
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.macro RESTORE_AX ; Restores accumulator and X index
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plx
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pla
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.endmacro
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.macro SAVE_XY ; Saves X and Y index
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phx
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phy
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.endmacro
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.macro RESTORE_XY ; Restores X and Y index
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ply
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plx
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.endmacro
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