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Commit Graph

3 Commits

Author SHA1 Message Date
Andy McFadden
b60dc4fee4 Add W65C02S support, part 1
We were claiming W65C02S, but it turns out that CPU has the Rockwell
extensions and the STP/WAI instructions.  We need to change existing
references to be "WDC 65C02", and add a new CPU definition for the
actual W65C02S chip.

This adds the new CPU definition, the instruction definitions for
the Rockwell extensions, and updates the selectors in project properties
and the instruction chart tool.

This change shouldn't affect any existing projects.  Still more to do
before W65C02 works though, mostly because the Rockwell instructions
introduced a new two-argument address mode that has to be handled in
various places.
2020-10-10 15:46:34 -07:00
Andy McFadden
0ab76ea1f7 Improve CPU instruction chart
Added "show undocumented opcodes" checkbox, so you can choose
whether or not to see them at all.  (Issue #60)

Added formatter call for the instruction mnemonics so they get
capitalized when the app is configured for upper-case opcodes.
(Issue #59)

Fix a bug where the instruction chart and ASCII chart were writing
their modes to the same setting, stomping each other.

Also, pluralized a button in the file concatenator.
2020-02-18 13:25:20 -08:00
Andy McFadden
bcac8bc6a0 Add instruction chart
This adds a window that displays all of the instructions for a
given CPU in a summary grid.  Undocumented instructions are
included, but shown in grey italics.

Also, tweaked AppSettings to not mark itself as dirty if a "set"
operation doesn't actually change anything.
2019-10-21 15:15:09 -07:00