DSPLLE: Setting breakpoints and stepping through code now works in the (still rather basic) DSP debugger. Decided not to share the breakpoints code between PPC and DSP because it can be done much more efficiently for the DSP case due to the very limited memory space.

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@3575 8ced0084-cf51-0410-be5f-012b33b47a6e

Source/Core/DSPCore/Src/DSPBreakpoints.h

@@ -0,0 +1,63 @@
+// Copyright (C) 2003-2009 Dolphin Project.
+
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, version 2.0.
+
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License 2.0 for more details.
+
+// A copy of the GPL 2.0 should have been included with the program.
+// If not, see http://www.gnu.org/licenses/
+
+// Official SVN repository and contact information can be found at
+// http://code.google.com/p/dolphin-emu/
+
+#ifndef _DSP_BREAKPOINTS
+#define _DSP_BREAKPOINTS
+
+#include "Common.h"
+
+// super fast breakpoints for a limited range.
+// To be used interchangably with the BreakPoints class.
+class DSPBreakpoints
+{
+public:
+	DSPBreakpoints() {Clear();}
+	// is address breakpoint
+	bool IsAddressBreakPoint(u32 addr) {
+		return b[addr] != 0;
+	}
+
+	// AddBreakPoint
+	bool Add(u32 addr, bool temp=false) {
+		bool was_one = b[addr] != 0;
+		if (!was_one) {
+			b[addr] = temp ? 2 : 1;
+			return true;
+		} else {
+			return false;
+		}
+	}
+	// Remove Breakpoint
+	bool Remove(u32 addr) {
+		bool was_one = b[addr] != 0;
+		b[addr] = 0;
+		return was_one;
+	}
+	void Clear() {
+		for (int i = 0; i < 65536; i++)
+			b[i] = 0;
+	}
+
+	void DeleteByAddress(u32 addr) {
+		b[addr] = 0;
+	}
+
+private:
+	u8 b[65536];
+};
+
+#endif