DSP LLE Jit, joined work with XK and skidu.

VERY EXPERIMENTAL DON'T EXPECT HIGH PERFORMANCE!.



git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@5288 8ced0084-cf51-0410-be5f-012b33b47a6e

Source/Core/DSPCore/Src/DSPEmitter.h

@@ -0,0 +1,86 @@
+// Copyright (C) 2003 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 _DSPEMITTER_H
+#define _DSPEMITTER_H
+
+#include "DSPCommon.h"
+#include "x64Emitter.h"
+
+#define COMPILED_CODE_SIZE sizeof(void *) * 0x200000
+
+#define MAX_BLOCKS 0x10000
+
+typedef void (*CompiledCode)();
+
+class DSPEmitter : public Gen::XCodeBlock
+{
+	CompiledCode *blocks;
+	u16 blockSize[0x10000];
+	bool *endBlock;
+public:
+	DSPEmitter();
+	~DSPEmitter();
+
+	const u8 *m_compiledCode;
+
+	void WriteCallInterpreter(UDSPInstruction inst);
+	void unknown_instruction(UDSPInstruction inst);
+	void Default(UDSPInstruction _inst);
+	void ClearIRAM();
+	const u8 *Compile(int start_addr);
+
+	void STACKALIGN RunBlock(int cycles);
+	
+	DISALLOW_COPY_AND_ASSIGN(DSPEmitter);
+
+	// Memory helper functions
+	void increment_addr_reg(int reg);
+	void decrement_addr_reg(int reg);
+	void increase_addr_reg(int reg);
+	void decrease_addr_reg(int reg);
+	void ext_dmem_write(u32 src, u32 dest);
+	u16 ext_dmem_read(u16 addr);
+	void writeAxAcc(const UDSPInstruction opc);
+
+	// Ext commands
+	void l(const UDSPInstruction opc);
+	void ln(const UDSPInstruction opc);
+	void ls(const UDSPInstruction opc);
+	void lsn(const UDSPInstruction opc);
+	void lsm(const UDSPInstruction opc);
+	void lsnm(const UDSPInstruction opc);
+	void sl(const UDSPInstruction opc);
+	void sln(const UDSPInstruction opc);
+	void slm(const UDSPInstruction opc);
+	void slnm(const UDSPInstruction opc);
+	void s(const UDSPInstruction opc);
+	void sn(const UDSPInstruction opc);
+	void ld(const UDSPInstruction opc);
+	void ldn(const UDSPInstruction opc);
+	void ldm(const UDSPInstruction opc);
+	void ldnm(const UDSPInstruction opc);
+	void mv(const UDSPInstruction opc);
+	void dr(const UDSPInstruction opc);
+	void ir(const UDSPInstruction opc);
+	void nr(const UDSPInstruction opc);
+	void nop(const UDSPInstruction opc) {}
+};									  
+
+
+#endif // _DSPEMITTER_H
+