2024-06-10 21:37:54 +02:00
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native_mode .macro
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clc
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xce
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.endmacro
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long_a .macro
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rep #$20
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.al
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.endmacro
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short_a .macro
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sep #$20
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.as
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.endmacro
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long_i .macro
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rep #$10
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.xl
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.endmacro
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short_i .macro
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sep #$10
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.xs
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.endmacro
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2024-06-10 22:53:27 +02:00
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save_registers .macro
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php
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.long_a
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.long_i
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pha
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phx
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phy
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2024-06-11 00:10:32 +02:00
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.short_a
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.long_i
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2024-06-10 22:53:27 +02:00
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.endmacro
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restore_registers .macro
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.long_a
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.long_i
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ply
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plx
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pla
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plp
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2024-06-11 00:10:32 +02:00
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.short_a
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.long_i
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2024-06-10 22:53:27 +02:00
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.endmacro
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2024-06-11 00:10:32 +02:00
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2024-06-13 06:31:20 +02:00
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; Copies up to 64KB (aligned to bank boundaries)
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2024-06-11 00:10:32 +02:00
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memcpy .macro dest, src, count
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.save_registers
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.long_a
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2024-06-13 06:31:20 +02:00
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ldx #<>\src
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ldy #<>\dest
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lda #\count - 1
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2024-06-11 00:10:32 +02:00
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2024-06-13 06:31:20 +02:00
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.if \dest > \src
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mvp #`\src, #`\dest
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2024-06-11 00:10:32 +02:00
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.else
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2024-06-13 06:31:20 +02:00
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mvn #`\src, #`\dest
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2024-06-11 00:10:32 +02:00
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.endif
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2024-06-13 06:31:20 +02:00
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2024-06-11 00:10:32 +02:00
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.restore_registers
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.endmacro
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