Merge pull request #15 from tonyheadford/subxl_flags

SUBX.L should calc flags using Long value
tonyheadford · Aug 31, 2020 · d2f020c · d2f020c
2 parents 7b863af + 065a1d7
commit d2f020c
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/m68k/cpu/instructions/SUBX.java b/src/m68k/cpu/instructions/SUBX.java
@@ -224,7 +224,7 @@ protected int subx_long_mem(int opcode)
 		int d = cpu.readMemoryLong(cpu.getAddrRegisterLong(rx));
 		int r = d - s - (cpu.isFlagSet(Cpu.X_FLAG) ? 1 : 0);
 		cpu.writeMemoryLong(cpu.getAddrRegisterLong(rx), r);
-		cpu.calcFlags(InstructionType.SUBX, s, d, r, Size.Byte);
+		cpu.calcFlags(InstructionType.SUBX, s, d, r, Size.Long);
 		return 30;
 	}