diff options
| author | Pierre Bourdon <delroth@gmail.com> | 2016-06-24 10:43:46 +0200 |
|---|---|---|
| committer | Pierre Bourdon <delroth@gmail.com> | 2016-06-24 10:43:46 +0200 |
| commit | 3570c7f03a2aa90aa634f96c0af1969af610f14d (patch) | |
| tree | 4252e03c0e853ba7cffe022937698c854ad0eaa9 /Source/Core/VideoCommon/OpcodeDecoding.cpp | |
| parent | 2115e8a4a6814e32107b5205ff5c95bbd3c6e99c (diff) | |
Reformat all the things. Have fun with merge conflicts.
Diffstat (limited to 'Source/Core/VideoCommon/OpcodeDecoding.cpp')
| -rw-r--r-- | Source/Core/VideoCommon/OpcodeDecoding.cpp | 502 |
1 files changed, 247 insertions, 255 deletions
diff --git a/Source/Core/VideoCommon/OpcodeDecoding.cpp b/Source/Core/VideoCommon/OpcodeDecoding.cpp index 32a3782aaf..8932cde5fa 100644 --- a/Source/Core/VideoCommon/OpcodeDecoding.cpp +++ b/Source/Core/VideoCommon/OpcodeDecoding.cpp @@ -2,27 +2,29 @@ // Licensed under GPLv2+ // Refer to the license.txt file included. -//DL facts: +// DL facts: // Ikaruga uses (nearly) NO display lists! // Zelda WW uses TONS of display lists // Zelda TP uses almost 100% display lists except menus (we like this!) // Super Mario Galaxy has nearly all geometry and more than half of the state in DLs (great!) -// Note that it IS NOT GENERALLY POSSIBLE to precompile display lists! You can compile them as they are -// while interpreting them, and hope that the vertex format doesn't change, though, if you do it right +// Note that it IS NOT GENERALLY POSSIBLE to precompile display lists! You can compile them as they +// are +// while interpreting them, and hope that the vertex format doesn't change, though, if you do it +// right // when they are called. The reason is that the vertex format affects the sizes of the vertices. +#include "VideoCommon/OpcodeDecoding.h" #include "Common/CommonTypes.h" -#include "Common/MsgHandler.h" #include "Common/Logging/Log.h" +#include "Common/MsgHandler.h" #include "Core/FifoPlayer/FifoRecorder.h" #include "Core/HW/Memmap.h" #include "VideoCommon/BPMemory.h" -#include "VideoCommon/CommandProcessor.h" #include "VideoCommon/CPMemory.h" +#include "VideoCommon/CommandProcessor.h" #include "VideoCommon/DataReader.h" #include "VideoCommon/Fifo.h" -#include "VideoCommon/OpcodeDecoding.h" #include "VideoCommon/Statistics.h" #include "VideoCommon/VertexLoaderManager.h" #include "VideoCommon/VideoCommon.h" @@ -32,100 +34,91 @@ bool g_bRecordFifoData = false; namespace OpcodeDecoder { - static bool s_bFifoErrorSeen = false; static u32 InterpretDisplayList(u32 address, u32 size) { - u8* startAddress; + u8* startAddress; - if (Fifo::UseDeterministicGPUThread()) - startAddress = (u8*)Fifo::PopFifoAuxBuffer(size); - else - startAddress = Memory::GetPointer(address); + if (Fifo::UseDeterministicGPUThread()) + startAddress = (u8*)Fifo::PopFifoAuxBuffer(size); + else + startAddress = Memory::GetPointer(address); - u32 cycles = 0; + u32 cycles = 0; - // Avoid the crash if Memory::GetPointer failed .. - if (startAddress != nullptr) - { - // temporarily swap dl and non-dl (small "hack" for the stats) - Statistics::SwapDL(); + // Avoid the crash if Memory::GetPointer failed .. + if (startAddress != nullptr) + { + // temporarily swap dl and non-dl (small "hack" for the stats) + Statistics::SwapDL(); - Run(DataReader(startAddress, startAddress + size), &cycles, true); - INCSTAT(stats.thisFrame.numDListsCalled); + Run(DataReader(startAddress, startAddress + size), &cycles, true); + INCSTAT(stats.thisFrame.numDListsCalled); - // un-swap - Statistics::SwapDL(); - } + // un-swap + Statistics::SwapDL(); + } - return cycles; + return cycles; } static void InterpretDisplayListPreprocess(u32 address, u32 size) { - u8* startAddress = Memory::GetPointer(address); + u8* startAddress = Memory::GetPointer(address); - Fifo::PushFifoAuxBuffer(startAddress, size); + Fifo::PushFifoAuxBuffer(startAddress, size); - if (startAddress != nullptr) - { - Run<true>(DataReader(startAddress, startAddress + size), nullptr, true); - } + if (startAddress != nullptr) + { + Run<true>(DataReader(startAddress, startAddress + size), nullptr, true); + } } -static void UnknownOpcode(u8 cmd_byte, void *buffer, bool preprocess) +static void UnknownOpcode(u8 cmd_byte, void* buffer, bool preprocess) { - // TODO(Omega): Maybe dump FIFO to file on this error - PanicAlertT( - "GFX FIFO: Unknown Opcode (0x%02x @ %p, %s).\n" - "This means one of the following:\n" - "* The emulated GPU got desynced, disabling dual core can help\n" - "* Command stream corrupted by some spurious memory bug\n" - "* This really is an unknown opcode (unlikely)\n" - "* Some other sort of bug\n\n" - "Further errors will be sent to the Video Backend log and\n" - "Dolphin will now likely crash or hang. Enjoy." , - cmd_byte, - buffer, - preprocess ? "preprocess=true" : "preprocess=false"); - - { - SCPFifoStruct &fifo = CommandProcessor::fifo; - - PanicAlert( - "Illegal command %02x\n" - "CPBase: 0x%08x\n" - "CPEnd: 0x%08x\n" - "CPHiWatermark: 0x%08x\n" - "CPLoWatermark: 0x%08x\n" - "CPReadWriteDistance: 0x%08x\n" - "CPWritePointer: 0x%08x\n" - "CPReadPointer: 0x%08x\n" - "CPBreakpoint: 0x%08x\n" - "bFF_GPReadEnable: %s\n" - "bFF_BPEnable: %s\n" - "bFF_BPInt: %s\n" - "bFF_Breakpoint: %s\n" - "bFF_GPLinkEnable: %s\n" - "bFF_HiWatermarkInt: %s\n" - "bFF_LoWatermarkInt: %s\n" - ,cmd_byte, fifo.CPBase, fifo.CPEnd, fifo.CPHiWatermark, fifo.CPLoWatermark, fifo.CPReadWriteDistance - ,fifo.CPWritePointer, fifo.CPReadPointer, fifo.CPBreakpoint - ,fifo.bFF_GPReadEnable ? "true" : "false" - ,fifo.bFF_BPEnable ? "true" : "false" - ,fifo.bFF_BPInt ? "true" : "false" - ,fifo.bFF_Breakpoint ? "true" : "false" - ,fifo.bFF_GPLinkEnable ? "true" : "false" - ,fifo.bFF_HiWatermarkInt ? "true" : "false" - ,fifo.bFF_LoWatermarkInt ? "true" : "false" - ); - } + // TODO(Omega): Maybe dump FIFO to file on this error + PanicAlertT("GFX FIFO: Unknown Opcode (0x%02x @ %p, %s).\n" + "This means one of the following:\n" + "* The emulated GPU got desynced, disabling dual core can help\n" + "* Command stream corrupted by some spurious memory bug\n" + "* This really is an unknown opcode (unlikely)\n" + "* Some other sort of bug\n\n" + "Further errors will be sent to the Video Backend log and\n" + "Dolphin will now likely crash or hang. Enjoy.", + cmd_byte, buffer, preprocess ? "preprocess=true" : "preprocess=false"); + + { + SCPFifoStruct& fifo = CommandProcessor::fifo; + + PanicAlert("Illegal command %02x\n" + "CPBase: 0x%08x\n" + "CPEnd: 0x%08x\n" + "CPHiWatermark: 0x%08x\n" + "CPLoWatermark: 0x%08x\n" + "CPReadWriteDistance: 0x%08x\n" + "CPWritePointer: 0x%08x\n" + "CPReadPointer: 0x%08x\n" + "CPBreakpoint: 0x%08x\n" + "bFF_GPReadEnable: %s\n" + "bFF_BPEnable: %s\n" + "bFF_BPInt: %s\n" + "bFF_Breakpoint: %s\n" + "bFF_GPLinkEnable: %s\n" + "bFF_HiWatermarkInt: %s\n" + "bFF_LoWatermarkInt: %s\n", + cmd_byte, fifo.CPBase, fifo.CPEnd, fifo.CPHiWatermark, fifo.CPLoWatermark, + fifo.CPReadWriteDistance, fifo.CPWritePointer, fifo.CPReadPointer, fifo.CPBreakpoint, + fifo.bFF_GPReadEnable ? "true" : "false", fifo.bFF_BPEnable ? "true" : "false", + fifo.bFF_BPInt ? "true" : "false", fifo.bFF_Breakpoint ? "true" : "false", + fifo.bFF_GPLinkEnable ? "true" : "false", fifo.bFF_HiWatermarkInt ? "true" : "false", + fifo.bFF_LoWatermarkInt ? "true" : "false"); + } } void Init() { - s_bFifoErrorSeen = false; + s_bFifoErrorSeen = false; } void Shutdown() @@ -135,188 +128,187 @@ void Shutdown() template <bool is_preprocess> u8* Run(DataReader src, u32* cycles, bool in_display_list) { - u32 totalCycles = 0; - u8* opcodeStart; - while (true) - { - opcodeStart = src.GetPointer(); - - if (!src.size()) - goto end; - - u8 cmd_byte = src.Read<u8>(); - int refarray; - switch (cmd_byte) - { - case GX_NOP: - totalCycles += 6; // Hm, this means that we scan over nop streams pretty slowly... - break; - - case GX_UNKNOWN_RESET: - totalCycles += 6; // Datel software uses this command - DEBUG_LOG(VIDEO, "GX Reset?: %08x", cmd_byte); - break; - - case GX_LOAD_CP_REG: - { - if (src.size() < 1 + 4) - goto end; - totalCycles += 12; - u8 sub_cmd = src.Read<u8>(); - u32 value = src.Read<u32>(); - LoadCPReg(sub_cmd, value, is_preprocess); - if (!is_preprocess) - INCSTAT(stats.thisFrame.numCPLoads); - } - break; - - case GX_LOAD_XF_REG: - { - if (src.size() < 4) - goto end; - u32 Cmd2 = src.Read<u32>(); - int transfer_size = ((Cmd2 >> 16) & 15) + 1; - if (src.size() < transfer_size * sizeof(u32)) - goto end; - totalCycles += 18 + 6 * transfer_size; - if (!is_preprocess) - { - u32 xf_address = Cmd2 & 0xFFFF; - LoadXFReg(transfer_size, xf_address, src); - - INCSTAT(stats.thisFrame.numXFLoads); - } - src.Skip<u32>(transfer_size); - } - break; - - case GX_LOAD_INDX_A: //used for position matrices - refarray = 0xC; - goto load_indx; - case GX_LOAD_INDX_B: //used for normal matrices - refarray = 0xD; - goto load_indx; - case GX_LOAD_INDX_C: //used for postmatrices - refarray = 0xE; - goto load_indx; - case GX_LOAD_INDX_D: //used for lights - refarray = 0xF; - goto load_indx; - load_indx: - if (src.size() < 4) - goto end; - totalCycles += 6; - if (is_preprocess) - PreprocessIndexedXF(src.Read<u32>(), refarray); - else - LoadIndexedXF(src.Read<u32>(), refarray); - break; - - case GX_CMD_CALL_DL: - { - if (src.size() < 8) - goto end; - u32 address = src.Read<u32>(); - u32 count = src.Read<u32>(); - - if (in_display_list) - { - totalCycles += 6; - WARN_LOG(VIDEO,"recursive display list detected"); - } - else - { - if (is_preprocess) - InterpretDisplayListPreprocess(address, count); - else - totalCycles += 6 + InterpretDisplayList(address, count); - } - } - break; - - case GX_CMD_UNKNOWN_METRICS: // zelda 4 swords calls it and checks the metrics registers after that - totalCycles += 6; - DEBUG_LOG(VIDEO, "GX 0x44: %08x", cmd_byte); - break; - - case GX_CMD_INVL_VC: // Invalidate Vertex Cache - totalCycles += 6; - DEBUG_LOG(VIDEO, "Invalidate (vertex cache?)"); - break; - - case GX_LOAD_BP_REG: - // In skipped_frame case: We have to let BP writes through because they set - // tokens and stuff. TODO: Call a much simplified LoadBPReg instead. - { - if (src.size() < 4) - goto end; - totalCycles += 12; - u32 bp_cmd = src.Read<u32>(); - if (is_preprocess) - { - LoadBPRegPreprocess(bp_cmd); - } - else - { - LoadBPReg(bp_cmd); - INCSTAT(stats.thisFrame.numBPLoads); - } - } - break; - - // draw primitives - default: - if ((cmd_byte & 0xC0) == 0x80) - { - // load vertices - if (src.size() < 2) - goto end; - u16 num_vertices = src.Read<u16>(); - int bytes = VertexLoaderManager::RunVertices( - cmd_byte & GX_VAT_MASK, // Vertex loader index (0 - 7) - (cmd_byte & GX_PRIMITIVE_MASK) >> GX_PRIMITIVE_SHIFT, - num_vertices, - src, - Fifo::WillSkipCurrentFrame(), - is_preprocess); - - if (bytes < 0) - goto end; - - src.Skip(bytes); - - // 4 GPU ticks per vertex, 3 CPU ticks per GPU tick - totalCycles += num_vertices * 4 * 3 + 6; - } - else - { - if (!s_bFifoErrorSeen) - UnknownOpcode(cmd_byte, opcodeStart, is_preprocess); - ERROR_LOG(VIDEO, "FIFO: Unknown Opcode(0x%02x @ %p, preprocessing = %s)", cmd_byte, opcodeStart, is_preprocess ? "yes" : "no"); - s_bFifoErrorSeen = true; - totalCycles += 1; - } - break; - } - - // Display lists get added directly into the FIFO stream - if (!is_preprocess && g_bRecordFifoData && cmd_byte != GX_CMD_CALL_DL) - { - u8* opcodeEnd; - opcodeEnd = src.GetPointer(); - FifoRecorder::GetInstance().WriteGPCommand(opcodeStart, u32(opcodeEnd - opcodeStart)); - } - } + u32 totalCycles = 0; + u8* opcodeStart; + while (true) + { + opcodeStart = src.GetPointer(); + + if (!src.size()) + goto end; + + u8 cmd_byte = src.Read<u8>(); + int refarray; + switch (cmd_byte) + { + case GX_NOP: + totalCycles += 6; // Hm, this means that we scan over nop streams pretty slowly... + break; + + case GX_UNKNOWN_RESET: + totalCycles += 6; // Datel software uses this command + DEBUG_LOG(VIDEO, "GX Reset?: %08x", cmd_byte); + break; + + case GX_LOAD_CP_REG: + { + if (src.size() < 1 + 4) + goto end; + totalCycles += 12; + u8 sub_cmd = src.Read<u8>(); + u32 value = src.Read<u32>(); + LoadCPReg(sub_cmd, value, is_preprocess); + if (!is_preprocess) + INCSTAT(stats.thisFrame.numCPLoads); + } + break; + + case GX_LOAD_XF_REG: + { + if (src.size() < 4) + goto end; + u32 Cmd2 = src.Read<u32>(); + int transfer_size = ((Cmd2 >> 16) & 15) + 1; + if (src.size() < transfer_size * sizeof(u32)) + goto end; + totalCycles += 18 + 6 * transfer_size; + if (!is_preprocess) + { + u32 xf_address = Cmd2 & 0xFFFF; + LoadXFReg(transfer_size, xf_address, src); + + INCSTAT(stats.thisFrame.numXFLoads); + } + src.Skip<u32>(transfer_size); + } + break; + + case GX_LOAD_INDX_A: // used for position matrices + refarray = 0xC; + goto load_indx; + case GX_LOAD_INDX_B: // used for normal matrices + refarray = 0xD; + goto load_indx; + case GX_LOAD_INDX_C: // used for postmatrices + refarray = 0xE; + goto load_indx; + case GX_LOAD_INDX_D: // used for lights + refarray = 0xF; + goto load_indx; + load_indx: + if (src.size() < 4) + goto end; + totalCycles += 6; + if (is_preprocess) + PreprocessIndexedXF(src.Read<u32>(), refarray); + else + LoadIndexedXF(src.Read<u32>(), refarray); + break; + + case GX_CMD_CALL_DL: + { + if (src.size() < 8) + goto end; + u32 address = src.Read<u32>(); + u32 count = src.Read<u32>(); + + if (in_display_list) + { + totalCycles += 6; + WARN_LOG(VIDEO, "recursive display list detected"); + } + else + { + if (is_preprocess) + InterpretDisplayListPreprocess(address, count); + else + totalCycles += 6 + InterpretDisplayList(address, count); + } + } + break; + + case GX_CMD_UNKNOWN_METRICS: // zelda 4 swords calls it and checks the metrics registers after + // that + totalCycles += 6; + DEBUG_LOG(VIDEO, "GX 0x44: %08x", cmd_byte); + break; + + case GX_CMD_INVL_VC: // Invalidate Vertex Cache + totalCycles += 6; + DEBUG_LOG(VIDEO, "Invalidate (vertex cache?)"); + break; + + case GX_LOAD_BP_REG: + // In skipped_frame case: We have to let BP writes through because they set + // tokens and stuff. TODO: Call a much simplified LoadBPReg instead. + { + if (src.size() < 4) + goto end; + totalCycles += 12; + u32 bp_cmd = src.Read<u32>(); + if (is_preprocess) + { + LoadBPRegPreprocess(bp_cmd); + } + else + { + LoadBPReg(bp_cmd); + INCSTAT(stats.thisFrame.numBPLoads); + } + } + break; + + // draw primitives + default: + if ((cmd_byte & 0xC0) == 0x80) + { + // load vertices + if (src.size() < 2) + goto end; + u16 num_vertices = src.Read<u16>(); + int bytes = VertexLoaderManager::RunVertices( + cmd_byte & GX_VAT_MASK, // Vertex loader index (0 - 7) + (cmd_byte & GX_PRIMITIVE_MASK) >> GX_PRIMITIVE_SHIFT, num_vertices, src, + Fifo::WillSkipCurrentFrame(), is_preprocess); + + if (bytes < 0) + goto end; + + src.Skip(bytes); + + // 4 GPU ticks per vertex, 3 CPU ticks per GPU tick + totalCycles += num_vertices * 4 * 3 + 6; + } + else + { + if (!s_bFifoErrorSeen) + UnknownOpcode(cmd_byte, opcodeStart, is_preprocess); + ERROR_LOG(VIDEO, "FIFO: Unknown Opcode(0x%02x @ %p, preprocessing = %s)", cmd_byte, + opcodeStart, is_preprocess ? "yes" : "no"); + s_bFifoErrorSeen = true; + totalCycles += 1; + } + break; + } + + // Display lists get added directly into the FIFO stream + if (!is_preprocess && g_bRecordFifoData && cmd_byte != GX_CMD_CALL_DL) + { + u8* opcodeEnd; + opcodeEnd = src.GetPointer(); + FifoRecorder::GetInstance().WriteGPCommand(opcodeStart, u32(opcodeEnd - opcodeStart)); + } + } end: - if (cycles) - { - *cycles = totalCycles; - } - return opcodeStart; + if (cycles) + { + *cycles = totalCycles; + } + return opcodeStart; } template u8* Run<true>(DataReader src, u32* cycles, bool in_display_list); template u8* Run<false>(DataReader src, u32* cycles, bool in_display_list); -} // namespace OpcodeDecoder +} // namespace OpcodeDecoder |
