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EOR: Difference between revisions

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'''EOR''' is a 65x instruction that performs an [https://mathworld.wolfram.com/XOR.html exclusive or].
'''EOR''' is a 65x instruction that performs an [https://mathworld.wolfram.com/XOR.html exclusive or].
{| class="wikitable" style="float:right;clear:right;width:30%"
!colspan="8"|Basic Info
|+
|'''Addressing Mode'''
|'''Opcode'''
|'''Length'''
|'''Speed'''
|+
|immediate
|49
|2 bytes
|2 cycles
|+
|absolute
|4D
|3 bytes
|4 cycles
|+
|absolute long
|4F
|4 bytes
|5 cycles
|+
|direct page
|45
|2 bytes
|3 cycles
|+
|direct page indirect
|52
|2 bytes
|5 cycles
|+
|direct page indirect long
|47
|2 bytes
|6 cycles
|+
|absolute indexed by X
|5D
|3 bytes
|4 cycles
|+
|absolute long indexed by X
|5F
|4 bytes
|5 cycles
|+
|absolute indexed by Y
|59
|3 bytes
|4 cycles
|+
|direct page indexed by X
|55
|2 bytes
|4 cycles
|+
|direct page indexed indirect by X
|41
|2 bytes
|6 cycles
|+
|direct page indirect indexed by Y
|51
|2 bytes
|5 cycles
|+
|direct page indirect long indexed by Y
|57
|2 bytes
|6 cycles
|+
|stack relative
|43
|2 bytes
|4 cycles
|+
|stack relative indirect indexed by Y
|53
|2 bytes
|7 cycles
|}


{| class="wikitable" style="float:right;clear:right;width:30%"
{| class="wikitable" style="float:right;clear:right;width:30%"

Revision as of 18:29, 2 May 2023

EOR is a 65x instruction that performs an exclusive or.


Basic Info
Addressing Mode Opcode Length Speed
immediate 49 2 bytes 2 cycles
absolute 4D 3 bytes 4 cycles
absolute long 4F 4 bytes 5 cycles
direct page 45 2 bytes 3 cycles
direct page indirect 52 2 bytes 5 cycles
direct page indirect long 47 2 bytes 6 cycles
absolute indexed by X 5D 3 bytes 4 cycles
absolute long indexed by X 5F 4 bytes 5 cycles
absolute indexed by Y 59 3 bytes 4 cycles
direct page indexed by X 55 2 bytes 4 cycles
direct page indexed indirect by X 41 2 bytes 6 cycles
direct page indirect indexed by Y 51 2 bytes 5 cycles
direct page indirect long indexed by Y 57 2 bytes 6 cycles
stack relative 43 2 bytes 4 cycles
stack relative indirect indexed by Y 53 2 bytes 7 cycles
Flags Clobbered
N V M X D I Z C
. . . . . .

See Also