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GPUCommon.cpp
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GPUCommon.cpp
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#include "ppsspp_config.h"
#if defined(_M_SSE)
#include <emmintrin.h>
#endif
#if PPSSPP_ARCH(ARM_NEON)
#if defined(_MSC_VER) && PPSSPP_ARCH(ARM64)
#include <arm64_neon.h>
#else
#include <arm_neon.h>
#endif
#endif
#include <algorithm>
#include "Common/Profiler/Profiler.h"
#include "Common/GraphicsContext.h"
#include "Common/LogReporting.h"
#include "Common/Serialize/Serializer.h"
#include "Common/Serialize/SerializeFuncs.h"
#include "Common/Serialize/SerializeList.h"
#include "Common/TimeUtil.h"
#include "GPU/GeDisasm.h"
#include "GPU/GPU.h"
#include "GPU/GPUCommon.h"
#include "GPU/GPUState.h"
#include "Core/Config.h"
#include "Core/CoreTiming.h"
#include "Core/Debugger/MemBlockInfo.h"
#include "Core/MemMap.h"
#include "Core/Reporting.h"
#include "Core/HLE/HLE.h"
#include "Core/HLE/sceKernelMemory.h"
#include "Core/HLE/sceKernelInterrupt.h"
#include "Core/HLE/sceKernelThread.h"
#include "Core/HLE/sceGe.h"
#include "Core/HW/Display.h"
#include "Core/Util/PPGeDraw.h"
#include "Core/MemMapHelpers.h"
#include "GPU/Common/DrawEngineCommon.h"
#include "GPU/Common/FramebufferManagerCommon.h"
#include "GPU/Common/TextureCacheCommon.h"
#include "GPU/Debugger/Debugger.h"
#include "GPU/Debugger/Record.h"
void GPUCommon::Flush() {
drawEngineCommon_->DispatchFlush();
}
void GPUCommon::DispatchFlush() {
drawEngineCommon_->DispatchFlush();
}
GPUCommon::GPUCommon(GraphicsContext *gfxCtx, Draw::DrawContext *draw) :
gfxCtx_(gfxCtx),
draw_(draw)
{
// This assert failed on GCC x86 32-bit (but not MSVC 32-bit!) before adding the
// "padding" field at the end. This is important for save state compatibility.
// The compiler was not rounding the struct size up to an 8 byte boundary, which
// you'd expect due to the int64 field, but the Linux ABI apparently does not require that.
static_assert(sizeof(DisplayList) == 456, "Bad DisplayList size");
Reinitialize();
gstate.Reset();
gstate_c.Reset();
gpuStats.Reset();
PPGeSetDrawContext(draw);
ResetMatrices();
}
void GPUCommon::BeginHostFrame() {
ReapplyGfxState();
// TODO: Assume config may have changed - maybe move to resize.
gstate_c.Dirty(DIRTY_ALL);
UpdateCmdInfo();
UpdateMSAALevel(draw_);
CheckConfigChanged();
CheckDisplayResized();
CheckRenderResized();
}
void GPUCommon::EndHostFrame() {
// Probably not necessary.
if (draw_) {
draw_->Invalidate(InvalidationFlags::CACHED_RENDER_STATE);
}
}
void GPUCommon::Reinitialize() {
memset(dls, 0, sizeof(dls));
for (int i = 0; i < DisplayListMaxCount; ++i) {
dls[i].state = PSP_GE_DL_STATE_NONE;
dls[i].waitTicks = 0;
}
nextListID = 0;
currentList = nullptr;
isbreak = false;
drawCompleteTicks = 0;
busyTicks = 0;
timeSpentStepping_ = 0.0;
interruptsEnabled_ = true;
if (textureCache_)
textureCache_->Clear(true);
if (framebufferManager_)
framebufferManager_->DestroyAllFBOs();
}
int GPUCommon::EstimatePerVertexCost() {
// TODO: This is transform cost, also account for rasterization cost somehow... although it probably
// runs in parallel with transform.
// Also, this is all pure guesswork. If we can find a way to do measurements, that would be great.
// GTA wants a low value to run smooth, GoW wants a high value (otherwise it thinks things
// went too fast and starts doing all the work over again).
int cost = 20;
if (gstate.isLightingEnabled()) {
cost += 10;
for (int i = 0; i < 4; i++) {
if (gstate.isLightChanEnabled(i))
cost += 7;
}
}
if (gstate.getUVGenMode() != GE_TEXMAP_TEXTURE_COORDS) {
cost += 20;
}
int morphCount = gstate.getNumMorphWeights();
if (morphCount > 1) {
cost += 5 * morphCount;
}
return cost;
}
void GPUCommon::PopDLQueue() {
if(!dlQueue.empty()) {
dlQueue.pop_front();
if(!dlQueue.empty()) {
bool running = currentList->state == PSP_GE_DL_STATE_RUNNING;
currentList = &dls[dlQueue.front()];
if (running)
currentList->state = PSP_GE_DL_STATE_RUNNING;
} else {
currentList = nullptr;
}
}
}
bool GPUCommon::BusyDrawing() {
u32 state = DrawSync(1);
if (state == PSP_GE_LIST_DRAWING || state == PSP_GE_LIST_STALLING) {
if (currentList && currentList->state != PSP_GE_DL_STATE_PAUSED) {
return true;
}
}
return false;
}
void GPUCommon::NotifyConfigChanged() {
configChanged_ = true;
}
void GPUCommon::NotifyRenderResized() {
renderResized_ = true;
}
void GPUCommon::NotifyDisplayResized() {
displayResized_ = true;
}
void GPUCommon::DumpNextFrame() {
dumpNextFrame_ = true;
}
u32 GPUCommon::DrawSync(int mode) {
gpuStats.numDrawSyncs++;
if (mode < 0 || mode > 1)
return SCE_KERNEL_ERROR_INVALID_MODE;
if (mode == 0) {
if (!__KernelIsDispatchEnabled()) {
return SCE_KERNEL_ERROR_CAN_NOT_WAIT;
}
if (__IsInInterrupt()) {
return SCE_KERNEL_ERROR_ILLEGAL_CONTEXT;
}
if (drawCompleteTicks > CoreTiming::GetTicks()) {
__GeWaitCurrentThread(GPU_SYNC_DRAW, 1, "GeDrawSync");
} else {
for (int i = 0; i < DisplayListMaxCount; ++i) {
if (dls[i].state == PSP_GE_DL_STATE_COMPLETED) {
dls[i].state = PSP_GE_DL_STATE_NONE;
}
}
}
return 0;
}
// If there's no current list, it must be complete.
DisplayList *top = NULL;
for (auto it = dlQueue.begin(), end = dlQueue.end(); it != end; ++it) {
if (dls[*it].state != PSP_GE_DL_STATE_COMPLETED) {
top = &dls[*it];
break;
}
}
if (!top || top->state == PSP_GE_DL_STATE_COMPLETED)
return PSP_GE_LIST_COMPLETED;
if (currentList->pc == currentList->stall)
return PSP_GE_LIST_STALLING;
return PSP_GE_LIST_DRAWING;
}
void GPUCommon::CheckDrawSync() {
if (dlQueue.empty()) {
for (int i = 0; i < DisplayListMaxCount; ++i)
dls[i].state = PSP_GE_DL_STATE_NONE;
}
}
int GPUCommon::ListSync(int listid, int mode) {
gpuStats.numListSyncs++;
if (listid < 0 || listid >= DisplayListMaxCount)
return SCE_KERNEL_ERROR_INVALID_ID;
if (mode < 0 || mode > 1)
return SCE_KERNEL_ERROR_INVALID_MODE;
DisplayList& dl = dls[listid];
if (mode == 1) {
switch (dl.state) {
case PSP_GE_DL_STATE_QUEUED:
if (dl.interrupted)
return PSP_GE_LIST_PAUSED;
return PSP_GE_LIST_QUEUED;
case PSP_GE_DL_STATE_RUNNING:
if (dl.pc == dl.stall)
return PSP_GE_LIST_STALLING;
return PSP_GE_LIST_DRAWING;
case PSP_GE_DL_STATE_COMPLETED:
return PSP_GE_LIST_COMPLETED;
case PSP_GE_DL_STATE_PAUSED:
return PSP_GE_LIST_PAUSED;
default:
return SCE_KERNEL_ERROR_INVALID_ID;
}
}
if (!__KernelIsDispatchEnabled()) {
return SCE_KERNEL_ERROR_CAN_NOT_WAIT;
}
if (__IsInInterrupt()) {
return SCE_KERNEL_ERROR_ILLEGAL_CONTEXT;
}
if (dl.waitTicks > CoreTiming::GetTicks()) {
__GeWaitCurrentThread(GPU_SYNC_LIST, listid, "GeListSync");
}
return PSP_GE_LIST_COMPLETED;
}
int GPUCommon::GetStack(int index, u32 stackPtr) {
if (!currentList) {
// Seems like it doesn't return an error code?
return 0;
}
if (currentList->stackptr <= index) {
return SCE_KERNEL_ERROR_INVALID_INDEX;
}
if (index >= 0) {
auto stack = PSPPointer<u32_le>::Create(stackPtr);
if (stack.IsValid()) {
auto entry = currentList->stack[index];
// Not really sure what most of these values are.
stack[0] = 0;
stack[1] = entry.pc + 4;
stack[2] = entry.offsetAddr;
stack[7] = entry.baseAddr;
}
}
return currentList->stackptr;
}
static void CopyMatrix24(u32_le *result, const float *mtx, u32 count, u32 cmdbits) {
// Screams out for simple SIMD, but probably not called often enough to be worth it.
for (u32 i = 0; i < count; ++i) {
result[i] = toFloat24(mtx[i]) | cmdbits;
}
}
bool GPUCommon::GetMatrix24(GEMatrixType type, u32_le *result, u32 cmdbits) {
switch (type) {
case GE_MTX_BONE0:
case GE_MTX_BONE1:
case GE_MTX_BONE2:
case GE_MTX_BONE3:
case GE_MTX_BONE4:
case GE_MTX_BONE5:
case GE_MTX_BONE6:
case GE_MTX_BONE7:
CopyMatrix24(result, gstate.boneMatrix + (type - GE_MTX_BONE0) * 12, 12, cmdbits);
break;
case GE_MTX_TEXGEN:
CopyMatrix24(result, gstate.tgenMatrix, 12, cmdbits);
break;
case GE_MTX_WORLD:
CopyMatrix24(result, gstate.worldMatrix, 12, cmdbits);
break;
case GE_MTX_VIEW:
CopyMatrix24(result, gstate.viewMatrix, 12, cmdbits);
break;
case GE_MTX_PROJECTION:
CopyMatrix24(result, gstate.projMatrix, 16, cmdbits);
break;
default:
return false;
}
return true;
}
void GPUCommon::ResetMatrices() {
// This means we restored a context, so update the visible matrix data.
for (size_t i = 0; i < ARRAY_SIZE(gstate.boneMatrix); ++i)
matrixVisible.bone[i] = toFloat24(gstate.boneMatrix[i]);
for (size_t i = 0; i < ARRAY_SIZE(gstate.worldMatrix); ++i)
matrixVisible.world[i] = toFloat24(gstate.worldMatrix[i]);
for (size_t i = 0; i < ARRAY_SIZE(gstate.viewMatrix); ++i)
matrixVisible.view[i] = toFloat24(gstate.viewMatrix[i]);
for (size_t i = 0; i < ARRAY_SIZE(gstate.projMatrix); ++i)
matrixVisible.proj[i] = toFloat24(gstate.projMatrix[i]);
for (size_t i = 0; i < ARRAY_SIZE(gstate.tgenMatrix); ++i)
matrixVisible.tgen[i] = toFloat24(gstate.tgenMatrix[i]);
// Assume all the matrices changed, so dirty things related to them.
gstate_c.Dirty(DIRTY_WORLDMATRIX | DIRTY_VIEWMATRIX | DIRTY_PROJMATRIX | DIRTY_TEXMATRIX | DIRTY_FRAGMENTSHADER_STATE | DIRTY_BONE_UNIFORMS);
}
u32 GPUCommon::EnqueueList(u32 listpc, u32 stall, int subIntrBase, PSPPointer<PspGeListArgs> args, bool head) {
// TODO Check the stack values in missing arg and ajust the stack depth
// Check alignment
// TODO Check the context and stack alignement too
if (((listpc | stall) & 3) != 0 || !Memory::IsValidAddress(listpc)) {
ERROR_LOG_REPORT(G3D, "sceGeListEnqueue: invalid address %08x", listpc);
return SCE_KERNEL_ERROR_INVALID_POINTER;
}
// If args->size is below 16, it's the old struct without stack info.
if (args.IsValid() && args->size >= 16 && args->numStacks >= 256) {
return hleLogError(G3D, SCE_KERNEL_ERROR_INVALID_SIZE, "invalid stack depth %d", args->numStacks);
}
int id = -1;
u64 currentTicks = CoreTiming::GetTicks();
u32 stackAddr = args.IsValid() && args->size >= 16 ? (u32)args->stackAddr : 0;
// Check compatibility
if (sceKernelGetCompiledSdkVersion() > 0x01FFFFFF) {
//numStacks = 0;
//stack = NULL;
for (int i = 0; i < DisplayListMaxCount; ++i) {
if (dls[i].state != PSP_GE_DL_STATE_NONE && dls[i].state != PSP_GE_DL_STATE_COMPLETED) {
// Logically, if the CPU has not interrupted yet, it hasn't seen the latest pc either.
// Exit enqueues right after an END, which fails without ignoring pendingInterrupt lists.
if (dls[i].pc == listpc && !dls[i].pendingInterrupt) {
ERROR_LOG(G3D, "sceGeListEnqueue: can't enqueue, list address %08X already used", listpc);
return 0x80000021;
} else if (stackAddr != 0 && dls[i].stackAddr == stackAddr && !dls[i].pendingInterrupt) {
ERROR_LOG(G3D, "sceGeListEnqueue: can't enqueue, stack address %08X already used", stackAddr);
return 0x80000021;
}
}
}
}
// TODO Check if list stack dls[i].stack already used then return 0x80000021 as above
for (int i = 0; i < DisplayListMaxCount; ++i) {
int possibleID = (i + nextListID) % DisplayListMaxCount;
auto possibleList = dls[possibleID];
if (possibleList.pendingInterrupt) {
continue;
}
if (possibleList.state == PSP_GE_DL_STATE_NONE) {
id = possibleID;
break;
}
if (possibleList.state == PSP_GE_DL_STATE_COMPLETED && possibleList.waitTicks < currentTicks) {
id = possibleID;
}
}
if (id < 0) {
ERROR_LOG_REPORT(G3D, "No DL ID available to enqueue");
for (auto it = dlQueue.begin(); it != dlQueue.end(); ++it) {
DisplayList &dl = dls[*it];
DEBUG_LOG(G3D, "DisplayList %d status %d pc %08x stall %08x", *it, dl.state, dl.pc, dl.stall);
}
return SCE_KERNEL_ERROR_OUT_OF_MEMORY;
}
nextListID = id + 1;
DisplayList &dl = dls[id];
dl.id = id;
dl.startpc = listpc & 0x0FFFFFFF;
dl.pc = listpc & 0x0FFFFFFF;
dl.stall = stall & 0x0FFFFFFF;
dl.subIntrBase = std::max(subIntrBase, -1);
dl.stackptr = 0;
dl.signal = PSP_GE_SIGNAL_NONE;
dl.interrupted = false;
dl.waitTicks = (u64)-1;
dl.interruptsEnabled = interruptsEnabled_;
dl.started = false;
dl.offsetAddr = 0;
dl.bboxResult = false;
dl.stackAddr = stackAddr;
if (args.IsValid() && args->context.IsValid())
dl.context = args->context;
else
dl.context = 0;
if (head) {
if (currentList) {
if (currentList->state != PSP_GE_DL_STATE_PAUSED)
return SCE_KERNEL_ERROR_INVALID_VALUE;
currentList->state = PSP_GE_DL_STATE_QUEUED;
// Make sure we clear the signal so we don't try to pause it again.
currentList->signal = PSP_GE_SIGNAL_NONE;
}
dl.state = PSP_GE_DL_STATE_PAUSED;
currentList = &dl;
dlQueue.push_front(id);
} else if (currentList) {
dl.state = PSP_GE_DL_STATE_QUEUED;
dlQueue.push_back(id);
} else {
dl.state = PSP_GE_DL_STATE_RUNNING;
currentList = &dl;
dlQueue.push_front(id);
drawCompleteTicks = (u64)-1;
// TODO save context when starting the list if param is set
ProcessDLQueue();
}
return id;
}
u32 GPUCommon::DequeueList(int listid) {
if (listid < 0 || listid >= DisplayListMaxCount || dls[listid].state == PSP_GE_DL_STATE_NONE)
return SCE_KERNEL_ERROR_INVALID_ID;
auto &dl = dls[listid];
if (dl.started)
return SCE_KERNEL_ERROR_BUSY;
dl.state = PSP_GE_DL_STATE_NONE;
if (listid == dlQueue.front())
PopDLQueue();
else
dlQueue.remove(listid);
dl.waitTicks = 0;
__GeTriggerWait(GPU_SYNC_LIST, listid);
CheckDrawSync();
return 0;
}
u32 GPUCommon::UpdateStall(int listid, u32 newstall) {
if (listid < 0 || listid >= DisplayListMaxCount || dls[listid].state == PSP_GE_DL_STATE_NONE)
return SCE_KERNEL_ERROR_INVALID_ID;
auto &dl = dls[listid];
if (dl.state == PSP_GE_DL_STATE_COMPLETED)
return SCE_KERNEL_ERROR_ALREADY;
dl.stall = newstall & 0x0FFFFFFF;
ProcessDLQueue();
return 0;
}
u32 GPUCommon::Continue() {
if (!currentList)
return 0;
if (currentList->state == PSP_GE_DL_STATE_PAUSED)
{
if (!isbreak) {
// TODO: Supposedly this returns SCE_KERNEL_ERROR_BUSY in some case, previously it had
// currentList->signal == PSP_GE_SIGNAL_HANDLER_PAUSE, but it doesn't reproduce.
currentList->state = PSP_GE_DL_STATE_RUNNING;
currentList->signal = PSP_GE_SIGNAL_NONE;
// TODO Restore context of DL is necessary
// TODO Restore BASE
// We have a list now, so it's not complete.
drawCompleteTicks = (u64)-1;
} else {
currentList->state = PSP_GE_DL_STATE_QUEUED;
currentList->signal = PSP_GE_SIGNAL_NONE;
}
}
else if (currentList->state == PSP_GE_DL_STATE_RUNNING)
{
if (sceKernelGetCompiledSdkVersion() >= 0x02000000)
return 0x80000020;
return -1;
}
else
{
if (sceKernelGetCompiledSdkVersion() >= 0x02000000)
return 0x80000004;
return -1;
}
ProcessDLQueue();
return 0;
}
u32 GPUCommon::Break(int mode) {
if (mode < 0 || mode > 1)
return SCE_KERNEL_ERROR_INVALID_MODE;
if (!currentList)
return SCE_KERNEL_ERROR_ALREADY;
if (mode == 1)
{
// Clear the queue
dlQueue.clear();
for (int i = 0; i < DisplayListMaxCount; ++i)
{
dls[i].state = PSP_GE_DL_STATE_NONE;
dls[i].signal = PSP_GE_SIGNAL_NONE;
}
nextListID = 0;
currentList = NULL;
return 0;
}
if (currentList->state == PSP_GE_DL_STATE_NONE || currentList->state == PSP_GE_DL_STATE_COMPLETED)
{
if (sceKernelGetCompiledSdkVersion() >= 0x02000000)
return 0x80000004;
return -1;
}
if (currentList->state == PSP_GE_DL_STATE_PAUSED)
{
if (sceKernelGetCompiledSdkVersion() > 0x02000010)
{
if (currentList->signal == PSP_GE_SIGNAL_HANDLER_PAUSE)
{
ERROR_LOG_REPORT(G3D, "sceGeBreak: can't break signal-pausing list");
}
else
return SCE_KERNEL_ERROR_ALREADY;
}
return SCE_KERNEL_ERROR_BUSY;
}
if (currentList->state == PSP_GE_DL_STATE_QUEUED)
{
currentList->state = PSP_GE_DL_STATE_PAUSED;
return currentList->id;
}
// TODO Save BASE
// TODO Adjust pc to be just before SIGNAL/END
// TODO: Is this right?
if (currentList->signal == PSP_GE_SIGNAL_SYNC)
currentList->pc += 8;
currentList->interrupted = true;
currentList->state = PSP_GE_DL_STATE_PAUSED;
currentList->signal = PSP_GE_SIGNAL_HANDLER_SUSPEND;
isbreak = true;
return currentList->id;
}
void GPUCommon::NotifySteppingEnter() {
if (coreCollectDebugStats) {
timeSteppingStarted_ = time_now_d();
}
}
void GPUCommon::NotifySteppingExit() {
if (coreCollectDebugStats) {
if (timeSteppingStarted_ <= 0.0) {
ERROR_LOG(G3D, "Mismatched stepping enter/exit.");
}
double total = time_now_d() - timeSteppingStarted_;
_dbg_assert_msg_(total >= 0.0, "Time spent stepping became negative");
timeSpentStepping_ += total;
timeSteppingStarted_ = 0.0;
}
}
bool GPUCommon::InterpretList(DisplayList &list) {
// Initialized to avoid a race condition with bShowDebugStats changing.
double start = 0.0;
if (coreCollectDebugStats) {
start = time_now_d();
}
if (list.state == PSP_GE_DL_STATE_PAUSED)
return false;
currentList = &list;
if (!list.started && list.context.IsValid()) {
gstate.Save(list.context);
}
list.started = true;
gstate_c.offsetAddr = list.offsetAddr;
if (!Memory::IsValidAddress(list.pc)) {
ERROR_LOG_REPORT(G3D, "DL PC = %08x WTF!!!!", list.pc);
return true;
}
cycleLastPC = list.pc;
cyclesExecuted += 60;
downcount = list.stall == 0 ? 0x0FFFFFFF : (list.stall - list.pc) / 4;
list.state = PSP_GE_DL_STATE_RUNNING;
list.interrupted = false;
gpuState = list.pc == list.stall ? GPUSTATE_STALL : GPUSTATE_RUNNING;
// To enable breakpoints, we don't do fast matrix loads while debugger active.
debugRecording_ = GPUDebug::IsActive() || GPURecord::IsActive();
const bool useFastRunLoop = !dumpThisFrame_ && !debugRecording_;
while (gpuState == GPUSTATE_RUNNING) {
{
if (list.pc == list.stall) {
gpuState = GPUSTATE_STALL;
downcount = 0;
}
}
if (useFastRunLoop) {
FastRunLoop(list);
} else {
SlowRunLoop(list);
}
{
downcount = list.stall == 0 ? 0x0FFFFFFF : (list.stall - list.pc) / 4;
if (gpuState == GPUSTATE_STALL && list.stall != list.pc) {
// Unstalled.
gpuState = GPUSTATE_RUNNING;
}
}
}
FinishDeferred();
if (debugRecording_)
GPURecord::NotifyCPU();
// We haven't run the op at list.pc, so it shouldn't count.
if (cycleLastPC != list.pc) {
UpdatePC(list.pc - 4, list.pc);
}
list.offsetAddr = gstate_c.offsetAddr;
if (coreCollectDebugStats) {
double total = time_now_d() - start - timeSpentStepping_;
_dbg_assert_msg_(total >= 0.0, "Time spent DL processing became negative");
hleSetSteppingTime(timeSpentStepping_);
DisplayNotifySleep(timeSpentStepping_);
timeSpentStepping_ = 0.0;
gpuStats.msProcessingDisplayLists += total;
}
return gpuState == GPUSTATE_DONE || gpuState == GPUSTATE_ERROR;
}
void GPUCommon::BeginFrame() {
immCount_ = 0;
if (dumpNextFrame_) {
NOTICE_LOG(G3D, "DUMPING THIS FRAME");
dumpThisFrame_ = true;
dumpNextFrame_ = false;
} else if (dumpThisFrame_) {
dumpThisFrame_ = false;
}
GPUDebug::NotifyBeginFrame();
GPURecord::NotifyBeginFrame();
}
void GPUCommon::SlowRunLoop(DisplayList &list) {
const bool dumpThisFrame = dumpThisFrame_;
while (downcount > 0) {
bool process = GPUDebug::NotifyCommand(list.pc);
if (process) {
GPURecord::NotifyCommand(list.pc);
u32 op = Memory::ReadUnchecked_U32(list.pc);
u32 cmd = op >> 24;
u32 diff = op ^ gstate.cmdmem[cmd];
PreExecuteOp(op, diff);
if (dumpThisFrame) {
char temp[256];
u32 prev;
if (Memory::IsValidAddress(list.pc - 4)) {
prev = Memory::ReadUnchecked_U32(list.pc - 4);
} else {
prev = 0;
}
GeDisassembleOp(list.pc, op, prev, temp, 256);
NOTICE_LOG(G3D, "%08x: %s", op, temp);
}
gstate.cmdmem[cmd] = op;
ExecuteOp(op, diff);
}
list.pc += 4;
--downcount;
}
}
// The newPC parameter is used for jumps, we don't count cycles between.
void GPUCommon::UpdatePC(u32 currentPC, u32 newPC) {
// Rough estimate, 2 CPU ticks (it's double the clock rate) per GPU instruction.
u32 executed = (currentPC - cycleLastPC) / 4;
cyclesExecuted += 2 * executed;
cycleLastPC = newPC;
// Exit the runloop and recalculate things. This happens a lot in some games.
if (currentList)
downcount = currentList->stall == 0 ? 0x0FFFFFFF : (currentList->stall - newPC) / 4;
else
downcount = 0;
}
void GPUCommon::ReapplyGfxState() {
// The commands are embedded in the command memory so we can just reexecute the words. Convenient.
// To be safe we pass 0xFFFFFFFF as the diff.
// TODO: Consider whether any of this should really be done. We might be able to get all the way
// by simplying dirtying the appropriate gstate_c dirty flags.
for (int i = GE_CMD_VERTEXTYPE; i < GE_CMD_BONEMATRIXNUMBER; i++) {
if (i != GE_CMD_ORIGIN && i != GE_CMD_OFFSETADDR) {
ExecuteOp(gstate.cmdmem[i], 0xFFFFFFFF);
}
}
// Can't write to bonematrixnumber here
for (int i = GE_CMD_MORPHWEIGHT0; i <= GE_CMD_PATCHFACING; i++) {
ExecuteOp(gstate.cmdmem[i], 0xFFFFFFFF);
}
// There are a few here in the middle that we shouldn't execute...
// 0x42 to 0xEA
for (int i = GE_CMD_VIEWPORTXSCALE; i < GE_CMD_TRANSFERSTART; i++) {
switch (i) {
case GE_CMD_LOADCLUT:
case GE_CMD_TEXSYNC:
case GE_CMD_TEXFLUSH:
break;
default:
ExecuteOp(gstate.cmdmem[i], 0xFFFFFFFF);
break;
}
}
// Let's just skip the transfer size stuff, it's just values.
}
uint32_t GPUCommon::SetAddrTranslation(uint32_t value) {
std::swap(edramTranslation_, value);
return value;
}
uint32_t GPUCommon::GetAddrTranslation() {
return edramTranslation_;
}
inline void GPUCommon::UpdateState(GPURunState state) {
gpuState = state;
if (state != GPUSTATE_RUNNING)
downcount = 0;
}
int GPUCommon::GetNextListIndex() {
auto iter = dlQueue.begin();
if (iter != dlQueue.end()) {
return *iter;
} else {
return -1;
}
}
void GPUCommon::ProcessDLQueue() {
startingTicks = CoreTiming::GetTicks();
cyclesExecuted = 0;
// Seems to be correct behaviour to process the list anyway?
if (startingTicks < busyTicks) {
DEBUG_LOG(G3D, "Can't execute a list yet, still busy for %lld ticks", busyTicks - startingTicks);
//return;
}
for (int listIndex = GetNextListIndex(); listIndex != -1; listIndex = GetNextListIndex()) {
DisplayList &l = dls[listIndex];
DEBUG_LOG(G3D, "Starting DL execution at %08x - stall = %08x", l.pc, l.stall);
if (!InterpretList(l)) {
return;
} else {
// Some other list could've taken the spot while we dilly-dallied around.
if (l.state != PSP_GE_DL_STATE_QUEUED) {
// At the end, we can remove it from the queue and continue.
dlQueue.erase(std::remove(dlQueue.begin(), dlQueue.end(), listIndex), dlQueue.end());
}
}
}
currentList = nullptr;
if (coreCollectDebugStats) {
gpuStats.otherGPUCycles += cyclesExecuted;
}
drawCompleteTicks = startingTicks + cyclesExecuted;
busyTicks = std::max(busyTicks, drawCompleteTicks);
__GeTriggerSync(GPU_SYNC_DRAW, 1, drawCompleteTicks);
// Since the event is in CoreTiming, we're in sync. Just set 0 now.
}
void GPUCommon::Execute_OffsetAddr(u32 op, u32 diff) {
gstate_c.offsetAddr = op << 8;
}
void GPUCommon::Execute_Vaddr(u32 op, u32 diff) {
gstate_c.vertexAddr = gstate_c.getRelativeAddress(op & 0x00FFFFFF);
}
void GPUCommon::Execute_Iaddr(u32 op, u32 diff) {
gstate_c.indexAddr = gstate_c.getRelativeAddress(op & 0x00FFFFFF);
}
void GPUCommon::Execute_Origin(u32 op, u32 diff) {
if (currentList)
gstate_c.offsetAddr = currentList->pc;
}
void GPUCommon::Execute_Jump(u32 op, u32 diff) {
const u32 target = gstate_c.getRelativeAddress(op & 0x00FFFFFC);
if (!Memory::IsValidAddress(target)) {
ERROR_LOG(G3D, "JUMP to illegal address %08x - ignoring! data=%06x", target, op & 0x00FFFFFF);
UpdateState(GPUSTATE_ERROR);
return;
}
UpdatePC(currentList->pc, target - 4);
currentList->pc = target - 4; // pc will be increased after we return, counteract that
}
void GPUCommon::Execute_BJump(u32 op, u32 diff) {
if (!currentList->bboxResult) {
// bounding box jump.
const u32 target = gstate_c.getRelativeAddress(op & 0x00FFFFFC);
gpuStats.numBBOXJumps++;
if (Memory::IsValidAddress(target)) {
UpdatePC(currentList->pc, target - 4);
currentList->pc = target - 4; // pc will be increased after we return, counteract that
} else {
ERROR_LOG(G3D, "BJUMP to illegal address %08x - ignoring! data=%06x", target, op & 0x00FFFFFF);
UpdateState(GPUSTATE_ERROR);
}
}
}
void GPUCommon::Execute_Call(u32 op, u32 diff) {
PROFILE_THIS_SCOPE("gpu_call");
const u32 target = gstate_c.getRelativeAddress(op & 0x00FFFFFC);
if (!Memory::IsValidAddress(target)) {
ERROR_LOG(G3D, "CALL to illegal address %08x - ignoring! data=%06x", target, op & 0x00FFFFFF);
UpdateState(GPUSTATE_ERROR);
return;
}
DoExecuteCall(target);
}
void GPUCommon::DoExecuteCall(u32 target) {
// Saint Seiya needs correct support for relative calls.
const u32 retval = currentList->pc + 4;
// Bone matrix optimization - many games will CALL a bone matrix (!).
// We don't optimize during recording - so the matrix data gets recorded.
if (!debugRecording_ && Memory::IsValidRange(target, 13 * 4) && (Memory::ReadUnchecked_U32(target) >> 24) == GE_CMD_BONEMATRIXDATA) {
// Check for the end
if ((Memory::ReadUnchecked_U32(target + 11 * 4) >> 24) == GE_CMD_BONEMATRIXDATA &&
(Memory::ReadUnchecked_U32(target + 12 * 4) >> 24) == GE_CMD_RET &&
(gstate.boneMatrixNumber & 0x00FFFFFF) <= 96 - 12) {
// Yep, pretty sure this is a bone matrix call. Double check stall first.
if (target > currentList->stall || target + 12 * 4 < currentList->stall) {
FastLoadBoneMatrix(target);
return;
}
}
}
if (currentList->stackptr == ARRAY_SIZE(currentList->stack)) {
ERROR_LOG(G3D, "CALL: Stack full!");
// TODO: UpdateState(GPUSTATE_ERROR) ?
} else {
auto &stackEntry = currentList->stack[currentList->stackptr++];
stackEntry.pc = retval;
stackEntry.offsetAddr = gstate_c.offsetAddr;
// The base address is NOT saved/restored for a regular call.
UpdatePC(currentList->pc, target - 4);
currentList->pc = target - 4; // pc will be increased after we return, counteract that
}
}
void GPUCommon::Execute_Ret(u32 op, u32 diff) {
if (currentList->stackptr == 0) {
DEBUG_LOG(G3D, "RET: Stack empty!");
} else {
auto &stackEntry = currentList->stack[--currentList->stackptr];
gstate_c.offsetAddr = stackEntry.offsetAddr;
// We always clear the top (uncached/etc.) bits
const u32 target = stackEntry.pc & 0x0FFFFFFF;
UpdatePC(currentList->pc, target - 4);
currentList->pc = target - 4;
#ifdef _DEBUG
if (!Memory::IsValidAddress(currentList->pc)) {
ERROR_LOG_REPORT(G3D, "Invalid DL PC %08x on return", currentList->pc);
UpdateState(GPUSTATE_ERROR);
}
#endif
}
}
void GPUCommon::Execute_End(u32 op, u32 diff) {
if (flushOnParams_)
Flush();
const u32 prev = Memory::ReadUnchecked_U32(currentList->pc - 4);
UpdatePC(currentList->pc, currentList->pc);
// Count in a few extra cycles on END.
cyclesExecuted += 60;
switch (prev >> 24) {
case GE_CMD_SIGNAL:
{
// TODO: see http://code.google.com/p/jpcsp/source/detail?r=2935#
SignalBehavior behaviour = static_cast<SignalBehavior>((prev >> 16) & 0xFF);
const int signal = prev & 0xFFFF;
const int enddata = op & 0xFFFF;
bool trigger = true;
currentList->subIntrToken = signal;
switch (behaviour) {
case PSP_GE_SIGNAL_HANDLER_SUSPEND:
// Suspend the list, and call the signal handler. When it's done, resume.
// Before sdkver 0x02000010, listsync should return paused.
if (sceKernelGetCompiledSdkVersion() <= 0x02000010)
currentList->state = PSP_GE_DL_STATE_PAUSED;
currentList->signal = behaviour;
DEBUG_LOG(G3D, "Signal with wait. signal/end: %04x %04x", signal, enddata);