summaryrefslogtreecommitdiff
path: root/Source/Core/VideoCommon/OpcodeDecoding.h
blob: 0cebc13cf939accf3561251c71bdcba88d6bd2b0 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
// Copyright 2008 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.

#pragma once

#include "Common/CommonTypes.h"

class DataReader;

#define GX_NOP                      0x00
#define GX_UNKNOWN_RESET            0x01

#define GX_LOAD_BP_REG              0x61
#define GX_LOAD_CP_REG              0x08
#define GX_LOAD_XF_REG              0x10
#define GX_LOAD_INDX_A              0x20
#define GX_LOAD_INDX_B              0x28
#define GX_LOAD_INDX_C              0x30
#define GX_LOAD_INDX_D              0x38

#define GX_CMD_CALL_DL              0x40
#define GX_CMD_UNKNOWN_METRICS      0x44
#define GX_CMD_INVL_VC              0x48

#define GX_PRIMITIVE_MASK           0x78
#define GX_PRIMITIVE_SHIFT          3
#define GX_VAT_MASK                 0x07

// These values are the values extracted using GX_PRIMITIVE_MASK
// and GX_PRIMITIVE_SHIFT.
// GX_DRAW_QUADS_2 behaves the same way as GX_DRAW_QUADS.
#define GX_DRAW_QUADS               0x0   // 0x80
#define GX_DRAW_QUADS_2             0x1   // 0x88
#define GX_DRAW_TRIANGLES           0x2   // 0x90
#define GX_DRAW_TRIANGLE_STRIP      0x3   // 0x98
#define GX_DRAW_TRIANGLE_FAN        0x4   // 0xA0
#define GX_DRAW_LINES               0x5   // 0xA8
#define GX_DRAW_LINE_STRIP          0x6   // 0xB0
#define GX_DRAW_POINTS              0x7   // 0xB8

namespace OpcodeDecoder
{

void Init();
void Shutdown();

template <bool is_preprocess = false>
u8* Run(DataReader src, u32* cycles, bool in_display_list);

} // namespace OpcodeDecoder