Make CMP instructions set the C flag.

brianhuffman · Aug 21, 2022 · d6033e2 · d6033e2
1 parent 82f250f
commit d6033e2
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/verilog/cpu6502.sv b/verilog/cpu6502.sv
@@ -305,7 +305,7 @@ module cpu6502
             control.c.ir5 = opcode_clc_sec;
 
             control.v.alu = opcode_adc_sbc;
-            control.c.alu = opcode_adc_sbc;
+            control.c.alu = opcode_adc_sbc | opcode_cmp;
             control.c.rmw = opcode_acc;
 
             control.n.db7 = opcode_update_nz;