mirror of
https://github.com/hrydgard/ppsspp.git
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58 lines
1.9 KiB
C++
58 lines
1.9 KiB
C++
// Copyright (c) 2012- PPSSPP Project.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, version 2.0 or later versions.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official git repository and contact information can be found at
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// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
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#pragma once
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#include "../../Globals.h"
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#include "JitCommon/JitCommon.h"
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#include "../HLE/HLE.h"
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// Invalid branch target address
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#define INVALIDTARGET 0xFFFFFFFF
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#define MIPS_MAKE_J(addr) (0x08000000 | ((addr)>>2))
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#define MIPS_MAKE_JAL(addr) (0x0C000000 | ((addr)>>2))
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#define MIPS_MAKE_JR_RA() (0x03e00008)
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#define MIPS_MAKE_NOP() (0)
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#define MIPS_MAKE_ADDIU(dreg, sreg, immval) ((9 << 26) | ((dreg) << 16) | ((sreg) << 21) | (immval))
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#define MIPS_MAKE_LUI(reg, immval) (0x3c000000 | ((reg) << 16) | (immval))
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#define MIPS_MAKE_SYSCALL(module, function) GetSyscallOp(module, GetNibByName(module, function))
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#define MIPS_MAKE_BREAK() (13) // ! :)
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#define MIPS_GET_RS(op) ((op>>21) & 0x1F)
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#define MIPS_GET_RT(op) ((op>>16) & 0x1F)
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#define MIPS_GET_RD(op) ((op>>11) & 0x1F)
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#define MIPS_GET_FS(op) ((op>>11) & 0x1F)
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#define MIPS_GET_FT(op) ((op>>16) & 0x1F)
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#define MIPS_GET_FD(op) ((op>>6 ) & 0x1F)
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namespace MIPSCodeUtils
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{
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u32 GetCallTarget(u32 addr);
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u32 GetBranchTarget(u32 addr);
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// Ignores bltzal/etc. instructions that change RA.
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u32 GetBranchTargetNoRA(u32 addr);
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u32 GetJumpTarget(u32 addr);
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u32 GetSureBranchTarget(u32 addr);
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void RewriteSysCalls(u32 startAddr, u32 endAddr);
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}
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