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open-roms/src/basic/engine_runtime/injest_comma.s
T
2020-07-19 08:54:53 +02:00

31 lines
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ArmAsm

// #LAYOUT# STD * #TAKE
// #LAYOUT# * BASIC_0 #TAKE
// #LAYOUT# * * #IGNORE
//
// Consummes a comma in a BASIC code, Carry set if not found. Injests all spaces.
//
injest_comma:
jsr fetch_character_skip_spaces
cmp #$2C // comma character
beq injest_comma_found
// Not found
#if !HAS_OPCODES_65CE02
jsr unconsume_character
#else
dew TXTPTR
#endif
sec
rts
injest_comma_found:
clc
rts