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42 lines
842 B
C++
42 lines
842 B
C++
// Copyright 2013 Dolphin Emulator Project
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// Licensed under GPLv2
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// Refer to the license.txt file included.
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#pragma once
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#include "Common/CommonTypes.h"
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namespace PowerPC
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{
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const u32 ICACHE_SETS = 128;
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const u32 ICACHE_WAYS = 8;
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// size of an instruction cache block in words
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const u32 ICACHE_BLOCK_SIZE = 8;
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const u32 ICACHE_EXRAM_BIT = 0x10000000;
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const u32 ICACHE_VMEM_BIT = 0x20000000;
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struct InstructionCache
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{
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u32 data[ICACHE_SETS][ICACHE_WAYS][ICACHE_BLOCK_SIZE];
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u32 tags[ICACHE_SETS][ICACHE_WAYS];
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u32 plru[ICACHE_SETS];
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u32 valid[ICACHE_SETS];
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u32 way_from_valid[255];
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u32 way_from_plru[128];
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u8 lookup_table[1<<20];
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u8 lookup_table_ex[1<<21];
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u8 lookup_table_vmem[1<<20];
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InstructionCache();
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u32 ReadInstruction(u32 addr);
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void Invalidate(u32 addr);
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void Init();
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void Reset();
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};
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}
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