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authorcrecher <crecher@crecher.net>2026-10-13 01:13:13 +0200
committercrecher <crecher@crecher.net>2026-10-13 01:13:13 +0200
commit99cae5a5a37f41f878a84857361eda47910303ba (patch)
tree31c8665ca991f95e09e93bb2e6ec91d81d2427ff /cpu/opcodes.go
parent96ff6d8eda2ba434682909f4ff4ce350d78b2273 (diff)
downloadgones-99cae5a5a37f41f878a84857361eda47910303ba.tar.gz
gones-99cae5a5a37f41f878a84857361eda47910303ba.zip
sprites!!!!!!
Diffstat (limited to 'cpu/opcodes.go')
-rw-r--r--cpu/opcodes.go15
1 files changed, 15 insertions, 0 deletions
diff --git a/cpu/opcodes.go b/cpu/opcodes.go
index ea6e1b9..aa8f8a5 100644
--- a/cpu/opcodes.go
+++ b/cpu/opcodes.go
@@ -334,6 +334,21 @@ func init() {
def(0xD2, "JAM", ModeImplied, 2, false, jamExec)
def(0xF2, "JAM", ModeImplied, 2, false, jamExec)
+ def(0x0B, "ANC", ModeImmediate, 2, false, ancExec)
+ def(0x2B, "ANC", ModeImmediate, 2, false, ancExec)
+ def(0x4B, "ALR", ModeImmediate, 2, false, alrExec)
+ def(0x6B, "ARR", ModeImmediate, 2, false, arrExec)
+ def(0x8B, "ANE", ModeImmediate, 2, false, aneExec)
+ def(0xAB, "LXA", ModeImmediate, 2, false, lxaExec)
+ def(0xCB, "AXS", ModeImmediate, 2, false, axsExec)
+ def(0xBB, "LAS", ModeAbsoluteY, 4, true, lasExec)
+
+ def(0x93, "AHX", ModeIndirectY, 6, false, ahxExec)
+ def(0x9F, "AHX", ModeAbsoluteY, 5, false, ahxExec)
+ def(0x9B, "TAS", ModeAbsoluteY, 5, false, tasExec)
+ def(0x9C, "SHY", ModeAbsoluteX, 5, false, shyExec)
+ def(0x9E, "SHX", ModeAbsoluteY, 5, false, shxExec)
+
// illegal / undocumented instructions
def(0xA7, "LAX", ModeZeroPage, 3, false, laxExec)
def(0xB7, "LAX", ModeZeroPageY, 4, false, laxExec)