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Russell-S-Harper 2018-08-21 09:33:12 -04:00
parent 8bbb5016cd
commit 18b7c46878
1 changed files with 4 additions and 4 deletions
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8
common/common.asm
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@ -43,7 +43,7 @@ _3 TAX ; save operand for later
ASL ; shift to get offset to register
ASL
TAX ; back to index
RTS ; "return" to routine
RTS ; "return" to routine
_4 TXA ; get operand
ASL ; shift to get offset to 0X instructions
TAY
@ -52,7 +52,7 @@ _4 TXA ; get operand
LDA FN_0X,Y ; push low address
PHA
TXA ; restore operand
RTS ; "return" to routine
RTS ; "return" to routine
_5 TXA ; get operand
AND #$F ; mask to get index
ASL ; shift to get offset to FX instructions
@ -408,7 +408,7 @@ _ABSX .( ; sets register at X to absolute value
RTS
.)
_BKRRD .( ; implement banker's rounding on quadword pointed by X
_BKRRD .( ; implement banker's rounding on quad-word pointed by X
; The logic table below shows the expected results. The only differences are
; when the least significant byte (LSB) is 128 and the second byte (2B) is even
@ -736,7 +736,7 @@ _6 JMP _RETI0X ; pull X, transfer I0 to r register, let it handle the return
_MOD .(
RTS
.)
_ESC .( ; ESC 00 - escape back into regular assembler
PLA ; discard the COMMON _1 return address
PLA