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https://github.com/yuzu-emu/yuzu.git
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Merge pull request #1052 from yuriks/vertex-disasm
Shader Debugger Improvements
This commit is contained in:
commit
87a2fd8b3f
@ -359,7 +359,7 @@ void GPUCommandListWidget::CopyAllToClipboard() {
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QClipboard* clipboard = QApplication::clipboard();
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QString text;
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QAbstractItemModel* model = static_cast<QAbstractListModel*>(list_widget->model());
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QAbstractItemModel* model = static_cast<QAbstractItemModel*>(list_widget->model());
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for (int row = 0; row < model->rowCount({}); ++row) {
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for (int col = 0; col < model->columnCount({}); ++col) {
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@ -7,6 +7,7 @@
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#include <QBoxLayout>
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#include <QFileDialog>
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#include <QFormLayout>
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#include <QGroupBox>
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#include <QLabel>
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#include <QLineEdit>
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@ -26,18 +27,10 @@ using nihstro::Instruction;
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using nihstro::SourceRegister;
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using nihstro::SwizzlePattern;
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GraphicsVertexShaderModel::GraphicsVertexShaderModel(GraphicsVertexShaderWidget* parent): QAbstractItemModel(parent), par(parent) {
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GraphicsVertexShaderModel::GraphicsVertexShaderModel(GraphicsVertexShaderWidget* parent): QAbstractTableModel(parent), par(parent) {
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}
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QModelIndex GraphicsVertexShaderModel::index(int row, int column, const QModelIndex& parent) const {
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return createIndex(row, column);
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}
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QModelIndex GraphicsVertexShaderModel::parent(const QModelIndex& child) const {
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return QModelIndex();
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}
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int GraphicsVertexShaderModel::columnCount(const QModelIndex& parent) const {
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return 3;
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}
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@ -65,6 +58,28 @@ QVariant GraphicsVertexShaderModel::headerData(int section, Qt::Orientation orie
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return QVariant();
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}
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static std::string SelectorToString(u32 selector) {
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std::string ret;
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for (int i = 0; i < 4; ++i) {
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int component = (selector >> ((3 - i) * 2)) & 3;
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ret += "xyzw"[component];
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}
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return ret;
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}
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// e.g. "-c92[a0.x].xyzw"
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static void print_input(std::ostringstream& output, const SourceRegister& input,
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bool negate, const std::string& swizzle_mask, bool align = true,
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const std::string& address_register_name = std::string()) {
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if (align)
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output << std::setw(4) << std::right;
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output << ((negate ? "-" : "") + input.GetName());
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if (!address_register_name.empty())
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output << '[' << address_register_name << ']';
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output << '.' << swizzle_mask;
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};
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QVariant GraphicsVertexShaderModel::data(const QModelIndex& index, int role) const {
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switch (role) {
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case Qt::DisplayRole:
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@ -81,102 +96,120 @@ QVariant GraphicsVertexShaderModel::data(const QModelIndex& index, int role) con
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case 2:
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{
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std::stringstream output;
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output.flags(std::ios::hex);
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std::ostringstream output;
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output.flags(std::ios::uppercase);
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Instruction instr = par->info.code[index.row()];
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const SwizzlePattern& swizzle = par->info.swizzle_info[instr.common.operand_desc_id].pattern;
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// To make the code aligning columns of assembly easier to keep track of, this function
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// keeps track of the start of the start of the previous column, allowing alignment
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// based on desired field widths.
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int current_column = 0;
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auto AlignToColumn = [&](int col_width) {
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// Prints spaces to the output to pad previous column to size and advances the
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// column marker.
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current_column += col_width;
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int to_add = std::max(1, current_column - (int)output.tellp());
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for (int i = 0; i < to_add; ++i) {
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output << ' ';
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}
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};
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const Instruction instr = par->info.code[index.row()];
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const OpCode opcode = instr.opcode;
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const OpCode::Info opcode_info = opcode.GetInfo();
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const u32 operand_desc_id = opcode_info.type == OpCode::Type::MultiplyAdd ?
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instr.mad.operand_desc_id.Value() : instr.common.operand_desc_id.Value();
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const SwizzlePattern swizzle = par->info.swizzle_info[operand_desc_id].pattern;
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// longest known instruction name: "setemit "
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output << std::setw(8) << std::left << instr.opcode.Value().GetInfo().name;
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int kOpcodeColumnWidth = 8;
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// "rXX.xyzw "
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int kOutputColumnWidth = 10;
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// "-rXX.xyzw ", no attempt is made to align indexed inputs
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int kInputOperandColumnWidth = 11;
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// e.g. "-c92.xyzw"
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static auto print_input = [](std::stringstream& output, const SourceRegister& input,
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bool negate, const std::string& swizzle_mask) {
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output << std::setw(4) << std::right << (negate ? "-" : "") + input.GetName();
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output << "." << swizzle_mask;
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};
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output << opcode_info.name;
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// e.g. "-c92[a0.x].xyzw"
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static auto print_input_indexed = [](std::stringstream& output, const SourceRegister& input,
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bool negate, const std::string& swizzle_mask,
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const std::string& address_register_name) {
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std::string relative_address;
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if (!address_register_name.empty())
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relative_address = "[" + address_register_name + "]";
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output << std::setw(10) << std::right << (negate ? "-" : "") + input.GetName() + relative_address;
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output << "." << swizzle_mask;
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};
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// Use print_input or print_input_indexed depending on whether relative addressing is used or not.
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static auto print_input_indexed_compact = [](std::stringstream& output, const SourceRegister& input,
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bool negate, const std::string& swizzle_mask,
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const std::string& address_register_name) {
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if (address_register_name.empty())
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print_input(output, input, negate, swizzle_mask);
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else
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print_input_indexed(output, input, negate, swizzle_mask, address_register_name);
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};
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switch (instr.opcode.Value().GetInfo().type) {
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switch (opcode_info.type) {
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case OpCode::Type::Trivial:
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// Nothing to do here
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break;
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case OpCode::Type::Arithmetic:
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case OpCode::Type::MultiplyAdd:
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{
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// Use custom code for special instructions
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switch (instr.opcode.Value().EffectiveOpCode()) {
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switch (opcode.EffectiveOpCode()) {
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case OpCode::Id::CMP:
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{
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AlignToColumn(kOpcodeColumnWidth);
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// NOTE: CMP always writes both cc components, so we do not consider the dest mask here.
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output << std::setw(4) << std::right << "cc.";
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output << "xy ";
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output << " cc.xy";
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AlignToColumn(kOutputColumnWidth);
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SourceRegister src1 = instr.common.GetSrc1(false);
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SourceRegister src2 = instr.common.GetSrc2(false);
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print_input_indexed_compact(output, src1, swizzle.negate_src1, swizzle.SelectorToString(false).substr(0,1), instr.common.AddressRegisterName());
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output << " " << instr.common.compare_op.ToString(instr.common.compare_op.x) << " ";
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print_input(output, src2, swizzle.negate_src2, swizzle.SelectorToString(true).substr(0,1));
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output << ' ';
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print_input(output, src1, swizzle.negate_src1, swizzle.SelectorToString(false).substr(0,1), false, instr.common.AddressRegisterName());
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output << ' ' << instr.common.compare_op.ToString(instr.common.compare_op.x) << ' ';
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print_input(output, src2, swizzle.negate_src2, swizzle.SelectorToString(true).substr(0,1), false);
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output << ", ";
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print_input_indexed_compact(output, src1, swizzle.negate_src1, swizzle.SelectorToString(false).substr(1,1), instr.common.AddressRegisterName());
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output << " " << instr.common.compare_op.ToString(instr.common.compare_op.y) << " ";
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print_input(output, src2, swizzle.negate_src2, swizzle.SelectorToString(true).substr(1,1));
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print_input(output, src1, swizzle.negate_src1, swizzle.SelectorToString(false).substr(1,1), false, instr.common.AddressRegisterName());
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output << ' ' << instr.common.compare_op.ToString(instr.common.compare_op.y) << ' ';
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print_input(output, src2, swizzle.negate_src2, swizzle.SelectorToString(true).substr(1,1), false);
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break;
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}
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case OpCode::Id::MAD:
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case OpCode::Id::MADI:
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{
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AlignToColumn(kOpcodeColumnWidth);
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bool src_is_inverted = 0 != (opcode_info.subtype & OpCode::Info::SrcInversed);
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SourceRegister src1 = instr.mad.GetSrc1(src_is_inverted);
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SourceRegister src2 = instr.mad.GetSrc2(src_is_inverted);
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SourceRegister src3 = instr.mad.GetSrc3(src_is_inverted);
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output << std::setw(3) << std::right << instr.mad.dest.Value().GetName() << '.' << swizzle.DestMaskToString();
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AlignToColumn(kOutputColumnWidth);
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print_input(output, src1, swizzle.negate_src1, SelectorToString(swizzle.src1_selector));
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AlignToColumn(kInputOperandColumnWidth);
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print_input(output, src2, swizzle.negate_src2, SelectorToString(swizzle.src2_selector));
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AlignToColumn(kInputOperandColumnWidth);
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print_input(output, src3, swizzle.negate_src3, SelectorToString(swizzle.src3_selector));
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AlignToColumn(kInputOperandColumnWidth);
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break;
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}
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default:
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{
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bool src_is_inverted = 0 != (instr.opcode.Value().GetInfo().subtype & OpCode::Info::SrcInversed);
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AlignToColumn(kOpcodeColumnWidth);
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if (instr.opcode.Value().GetInfo().subtype & OpCode::Info::Dest) {
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bool src_is_inverted = 0 != (opcode_info.subtype & OpCode::Info::SrcInversed);
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if (opcode_info.subtype & OpCode::Info::Dest) {
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// e.g. "r12.xy__"
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output << std::setw(4) << std::right << instr.common.dest.Value().GetName() + ".";
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output << swizzle.DestMaskToString();
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} else if (instr.opcode.Value().GetInfo().subtype == OpCode::Info::MOVA) {
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output << std::setw(4) << std::right << "a0.";
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output << swizzle.DestMaskToString();
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} else {
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output << " ";
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output << std::setw(3) << std::right << instr.common.dest.Value().GetName() << '.' << swizzle.DestMaskToString();
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} else if (opcode_info.subtype == OpCode::Info::MOVA) {
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output << " a0." << swizzle.DestMaskToString();
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}
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output << " ";
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AlignToColumn(kOutputColumnWidth);
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if (instr.opcode.Value().GetInfo().subtype & OpCode::Info::Src1) {
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if (opcode_info.subtype & OpCode::Info::Src1) {
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SourceRegister src1 = instr.common.GetSrc1(src_is_inverted);
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print_input_indexed(output, src1, swizzle.negate_src1, swizzle.SelectorToString(false), instr.common.AddressRegisterName());
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} else {
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output << " ";
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print_input(output, src1, swizzle.negate_src1, swizzle.SelectorToString(false), true, instr.common.AddressRegisterName());
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AlignToColumn(kInputOperandColumnWidth);
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}
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// TODO: In some cases, the Address Register is used as an index for SRC2 instead of SRC1
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if (instr.opcode.Value().GetInfo().subtype & OpCode::Info::Src2) {
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if (opcode_info.subtype & OpCode::Info::Src2) {
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SourceRegister src2 = instr.common.GetSrc2(src_is_inverted);
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print_input(output, src2, swizzle.negate_src2, swizzle.SelectorToString(true));
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AlignToColumn(kInputOperandColumnWidth);
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}
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break;
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}
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@ -186,46 +219,55 @@ QVariant GraphicsVertexShaderModel::data(const QModelIndex& index, int role) con
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}
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case OpCode::Type::Conditional:
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case OpCode::Type::UniformFlowControl:
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{
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switch (instr.opcode.Value().EffectiveOpCode()) {
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output << ' ';
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switch (opcode.EffectiveOpCode()) {
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case OpCode::Id::LOOP:
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output << "(unknown instruction format)";
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break;
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default:
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output << "if ";
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if (opcode_info.subtype & OpCode::Info::HasCondition) {
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output << '(';
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if (instr.opcode.Value().GetInfo().subtype & OpCode::Info::HasCondition) {
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const char* ops[] = {
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" || ", " && ", "", ""
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};
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if (instr.flow_control.op != instr.flow_control.JustY)
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output << ((!instr.flow_control.refx) ? "!" : " ") << "cc.x";
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if (instr.flow_control.op != instr.flow_control.JustY) {
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if (instr.flow_control.refx) output << '!';
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output << "cc.x";
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}
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output << ops[instr.flow_control.op];
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if (instr.flow_control.op == instr.flow_control.Or) {
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output << " || ";
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} else if (instr.flow_control.op == instr.flow_control.And) {
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output << " && ";
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}
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if (instr.flow_control.op != instr.flow_control.JustX)
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output << ((!instr.flow_control.refy) ? "!" : " ") << "cc.y";
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if (instr.flow_control.op != instr.flow_control.JustX) {
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if (instr.flow_control.refy) output << '!';
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output << "cc.y";
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}
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output << " ";
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} else if (instr.opcode.Value().GetInfo().subtype & OpCode::Info::HasUniformIndex) {
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output << "b" << instr.flow_control.bool_uniform_id << " ";
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output << ") ";
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} else if (opcode_info.subtype & OpCode::Info::HasUniformIndex) {
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output << 'b' << instr.flow_control.bool_uniform_id << ' ';
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}
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u32 target_addr = instr.flow_control.dest_offset;
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u32 target_addr_else = instr.flow_control.dest_offset;
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if (instr.opcode.Value().GetInfo().subtype & OpCode::Info::HasAlternative) {
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output << "else jump to 0x" << std::setw(4) << std::right << std::setfill('0') << 4 * instr.flow_control.dest_offset << " ";
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} else if (instr.opcode.Value().GetInfo().subtype & OpCode::Info::HasExplicitDest) {
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output << "jump to 0x" << std::setw(4) << std::right << std::setfill('0') << 4 * instr.flow_control.dest_offset << " ";
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if (opcode_info.subtype & OpCode::Info::HasAlternative) {
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output << "else jump to 0x" << std::setw(4) << std::right << std::setfill('0') << std::hex << (4 * instr.flow_control.dest_offset);
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} else if (opcode_info.subtype & OpCode::Info::HasExplicitDest) {
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output << "jump to 0x" << std::setw(4) << std::right << std::setfill('0') << std::hex << (4 * instr.flow_control.dest_offset);
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} else {
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// TODO: Handle other cases
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output << "(unknown destination)";
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}
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if (instr.opcode.Value().GetInfo().subtype & OpCode::Info::HasFinishPoint) {
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output << "(return on " << std::setw(4) << std::right << std::setfill('0')
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<< 4 * instr.flow_control.dest_offset + 4 * instr.flow_control.num_instructions << ")";
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if (opcode_info.subtype & OpCode::Info::HasFinishPoint) {
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output << " (return on 0x" << std::setw(4) << std::right << std::setfill('0') << std::hex
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<< (4 * instr.flow_control.dest_offset + 4 * instr.flow_control.num_instructions) << ')';
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}
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break;
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@ -234,7 +276,7 @@ QVariant GraphicsVertexShaderModel::data(const QModelIndex& index, int role) con
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}
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default:
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output << "(unknown instruction format)";
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output << " (unknown instruction format)";
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break;
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}
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@ -250,12 +292,23 @@ QVariant GraphicsVertexShaderModel::data(const QModelIndex& index, int role) con
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return GetMonospaceFont();
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case Qt::BackgroundRole:
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// Highlight instructions which have no debug data associated to them
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{
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// Highlight current instruction
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int current_record_index = par->cycle_index->value();
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if (current_record_index < par->debug_data.records.size()) {
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const auto& current_record = par->debug_data.records[current_record_index];
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if (index.row() == current_record.instruction_offset) {
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return QColor(255, 255, 63);
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}
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}
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// Use a grey background for instructions which have no debug data associated to them
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for (const auto& record : par->debug_data.records)
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if (index.row() == record.instruction_offset)
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return QVariant();
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return QBrush(QColor(255, 255, 127));
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return QBrush(QColor(192, 192, 192));
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}
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// TODO: Draw arrows for each "reachable" instruction to visualize control flow
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@ -288,6 +341,13 @@ GraphicsVertexShaderWidget::GraphicsVertexShaderWidget(std::shared_ptr< Pica::De
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: BreakPointObserverDock(debug_context, "Pica Vertex Shader", parent) {
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setObjectName("PicaVertexShader");
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// Clear input vertex data so that it contains valid float values in case a debug shader
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// execution happens before the first Vertex Loaded breakpoint.
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// TODO: This makes a crash in the interpreter much less likely, but not impossible. The
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// interpreter should guard against out-of-bounds accesses to ensure crashes in it aren't
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// possible.
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std::memset(&input_vertex, 0, sizeof(input_vertex));
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auto input_data_mapper = new QSignalMapper(this);
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// TODO: Support inputting data in hexadecimal raw format
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@ -312,9 +372,6 @@ GraphicsVertexShaderWidget::GraphicsVertexShaderWidget(std::shared_ptr< Pica::De
|
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|
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cycle_index = new QSpinBox;
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|
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connect(this, SIGNAL(SelectCommand(const QModelIndex&, QItemSelectionModel::SelectionFlags)),
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binary_list->selectionModel(), SLOT(select(const QModelIndex&, QItemSelectionModel::SelectionFlags)));
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connect(dump_shader, SIGNAL(clicked()), this, SLOT(DumpShader()));
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connect(cycle_index, SIGNAL(valueChanged(int)), this, SLOT(OnCycleIndexChanged(int)));
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@ -339,6 +396,9 @@ GraphicsVertexShaderWidget::GraphicsVertexShaderWidget(std::shared_ptr< Pica::De
|
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// Create an HBoxLayout to store the widgets used to specify a particular attribute
|
||||
// and store it in a QWidget to allow for easy hiding and unhiding.
|
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auto row_layout = new QHBoxLayout;
|
||||
// Remove unecessary padding between rows
|
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row_layout->setContentsMargins(0, 0, 0, 0);
|
||||
|
||||
row_layout->addWidget(new QLabel(tr("Attribute %1").arg(i, 2)));
|
||||
for (unsigned comp = 0; comp < 4; ++comp)
|
||||
row_layout->addWidget(input_data[4 * i + comp]);
|
||||
@ -358,20 +418,25 @@ GraphicsVertexShaderWidget::GraphicsVertexShaderWidget(std::shared_ptr< Pica::De
|
||||
input_data_group->setLayout(sub_layout);
|
||||
main_layout->addWidget(input_data_group);
|
||||
}
|
||||
{
|
||||
auto sub_layout = new QHBoxLayout;
|
||||
sub_layout->addWidget(binary_list);
|
||||
main_layout->addLayout(sub_layout);
|
||||
}
|
||||
|
||||
// Make program listing expand to fill available space in the dialog
|
||||
binary_list->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::MinimumExpanding);
|
||||
main_layout->addWidget(binary_list);
|
||||
|
||||
main_layout->addWidget(dump_shader);
|
||||
{
|
||||
auto sub_layout = new QHBoxLayout;
|
||||
sub_layout->addWidget(new QLabel(tr("Cycle Index:")));
|
||||
sub_layout->addWidget(cycle_index);
|
||||
auto sub_layout = new QFormLayout;
|
||||
sub_layout->addRow(tr("Cycle Index:"), cycle_index);
|
||||
|
||||
main_layout->addLayout(sub_layout);
|
||||
}
|
||||
|
||||
// Set a minimum height so that the size of this label doesn't cause the rest of the bottom
|
||||
// part of the UI to keep jumping up and down when cycling through instructions.
|
||||
instruction_description->setMinimumHeight(instruction_description->fontMetrics().lineSpacing() * 6);
|
||||
instruction_description->setAlignment(Qt::AlignLeft | Qt::AlignTop);
|
||||
main_layout->addWidget(instruction_description);
|
||||
main_layout->addStretch();
|
||||
|
||||
main_widget->setLayout(main_layout);
|
||||
setWidget(main_widget);
|
||||
|
||||
@ -418,6 +483,7 @@ void GraphicsVertexShaderWidget::Reload(bool replace_vertex_data, void* vertex_d
|
||||
auto& shader_config = Pica::g_state.regs.vs;
|
||||
for (auto instr : shader_setup.program_code)
|
||||
info.code.push_back({instr});
|
||||
int num_attributes = Pica::g_state.regs.vertex_attributes.GetNumTotalAttributes();
|
||||
|
||||
for (auto pattern : shader_setup.swizzle_data)
|
||||
info.swizzle_info.push_back({pattern});
|
||||
@ -426,19 +492,18 @@ void GraphicsVertexShaderWidget::Reload(bool replace_vertex_data, void* vertex_d
|
||||
info.labels.insert({ entry_point, "main" });
|
||||
|
||||
// Generate debug information
|
||||
debug_data = Pica::Shader::ProduceDebugInfo(input_vertex, 1, shader_config, shader_setup);
|
||||
debug_data = Pica::Shader::ProduceDebugInfo(input_vertex, num_attributes, shader_config, shader_setup);
|
||||
|
||||
// Reload widget state
|
||||
|
||||
// Only show input attributes which are used as input to the shader
|
||||
for (unsigned int attr = 0; attr < 16; ++attr) {
|
||||
input_data_container[attr]->setVisible(false);
|
||||
}
|
||||
for (unsigned int attr = 0; attr < Pica::g_state.regs.vertex_attributes.GetNumTotalAttributes(); ++attr) {
|
||||
for (unsigned int attr = 0; attr < num_attributes; ++attr) {
|
||||
unsigned source_attr = shader_config.input_register_map.GetRegisterForAttribute(attr);
|
||||
input_data_mapping[source_attr]->setText(QString("-> v%1").arg(attr));
|
||||
input_data_container[source_attr]->setVisible(true);
|
||||
}
|
||||
// Only show input attributes which are used as input to the shader
|
||||
for (unsigned int attr = num_attributes; attr < 16; ++attr) {
|
||||
input_data_container[attr]->setVisible(false);
|
||||
}
|
||||
|
||||
// Initialize debug info text for current cycle count
|
||||
cycle_index->setMaximum(debug_data.records.size() - 1);
|
||||
@ -453,6 +518,8 @@ void GraphicsVertexShaderWidget::OnResumed() {
|
||||
|
||||
void GraphicsVertexShaderWidget::OnInputAttributeChanged(int index) {
|
||||
float value = input_data[index]->text().toFloat();
|
||||
input_vertex.attr[index / 4][index % 4] = Pica::float24::FromFloat32(value);
|
||||
// Re-execute shader with updated value
|
||||
Reload();
|
||||
}
|
||||
|
||||
@ -492,8 +559,8 @@ void GraphicsVertexShaderWidget::OnCycleIndexChanged(int index) {
|
||||
|
||||
instruction_description->setText(text);
|
||||
|
||||
// Scroll to current instruction
|
||||
const QModelIndex& instr_index = model->index(record.instruction_offset, 0);
|
||||
emit SelectCommand(instr_index, QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows);
|
||||
// Emit model update notification and scroll to current instruction
|
||||
QModelIndex instr_index = model->index(record.instruction_offset, 0);
|
||||
emit model->dataChanged(instr_index, model->index(record.instruction_offset, model->columnCount()));
|
||||
binary_list->scrollTo(instr_index, QAbstractItemView::EnsureVisible);
|
||||
}
|
||||
|
@ -4,7 +4,7 @@
|
||||
|
||||
#pragma once
|
||||
|
||||
#include <QAbstractListModel>
|
||||
#include <QAbstractTableModel>
|
||||
|
||||
#include "graphics_breakpoint_observer.h"
|
||||
|
||||
@ -17,14 +17,12 @@ class QSpinBox;
|
||||
|
||||
class GraphicsVertexShaderWidget;
|
||||
|
||||
class GraphicsVertexShaderModel : public QAbstractItemModel {
|
||||
class GraphicsVertexShaderModel : public QAbstractTableModel {
|
||||
Q_OBJECT
|
||||
|
||||
public:
|
||||
GraphicsVertexShaderModel(GraphicsVertexShaderWidget* parent);
|
||||
|
||||
QModelIndex index(int row, int column, const QModelIndex& parent = QModelIndex()) const override;
|
||||
QModelIndex parent(const QModelIndex& child) const override;
|
||||
int columnCount(const QModelIndex& parent = QModelIndex()) const override;
|
||||
int rowCount(const QModelIndex& parent = QModelIndex()) const override;
|
||||
QVariant data(const QModelIndex& index, int role = Qt::DisplayRole) const override;
|
||||
@ -62,11 +60,6 @@ private slots:
|
||||
*/
|
||||
void Reload(bool replace_vertex_data = false, void* vertex_data = nullptr);
|
||||
|
||||
|
||||
signals:
|
||||
// Call this to change the current command selection in the disassembly view
|
||||
void SelectCommand(const QModelIndex&, QItemSelectionModel::SelectionFlags);
|
||||
|
||||
private:
|
||||
QLabel* instruction_description;
|
||||
QTreeView* binary_list;
|
||||
|
Loading…
Reference in New Issue
Block a user