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Merged
n0thingNoob merged 4 commits into from
Sep 13, 2025
Merged

Modify the yaml format #125

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e4bd617
Modify the yaml and asm yaml
n0thingNoob Sep 11, 2025
d72a9d9
Remove the Grant_once check, update the README
n0thingNoob Sep 12, 2025
0002ee9
refine the CodeGen for identifying the constant value
n0thingNoob Sep 12, 2025
ce1d26e
Revise the comment
n0thingNoob Sep 12, 2025
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126 changes: 85 additions & 41 deletions lib/NeuraDialect/Transforms/GenerateCodePass.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -73,6 +73,7 @@ static bool isCtrlMov(Operation *op) { return dyn_cast<CtrlMovOp>(op) != nullptr
static bool isPhi(Operation *op) { return dyn_cast<PhiOp>(op) != nullptr; }
static bool isReserve(Operation *op) { return dyn_cast<ReserveOp>(op) != nullptr; }
static bool isConstant(Operation *op) { return dyn_cast<ConstantOp>(op) != nullptr; }
static bool isGrantOnce(Operation *op) { return dyn_cast<GrantOnceOp>(op) != nullptr; }

// ----- placement helpers -----.
static TileLocation getTileLocation(Operation *op) {
Expand Down Expand Up @@ -120,20 +121,36 @@ static std::string getOpcode(Operation *op) {
std::string opcode = op->getName().getStringRef().str();
if (opcode.rfind("neura.", 0) == 0) opcode = opcode.substr(6);
if (isConstant(op)) return "CONSTANT";
if (isGrantOnce(op)) return "GRANT_ONCE";
std::transform(opcode.begin(), opcode.end(), opcode.begin(), ::toupper);
return opcode;
}

// Literals for CONSTANT's sources, e.g. "#10" / "#0" / "#3.0".
// Literals for CONSTANT and GRANT_ONCE's constant values, e.g. "#10" / "#0" / "#3.0".
static std::string getConstantLiteral(Operation *op) {
if (!isConstant(op)) return "";
if (auto value_attr = op->getAttr("value")) {
if (auto integer_attr = dyn_cast<IntegerAttr>(value_attr))
return "#" + std::to_string(integer_attr.getInt());
if (auto float_attr = dyn_cast<FloatAttr>(value_attr))
return "#" + std::to_string(float_attr.getValueAsDouble());
}
return "#0";
if (isConstant(op)) {
if (auto value_attr = op->getAttr("value")) {
if (auto integer_attr = dyn_cast<IntegerAttr>(value_attr))
return "#" + std::to_string(integer_attr.getInt());
if (auto float_attr = dyn_cast<FloatAttr>(value_attr))
return "#" + std::to_string(float_attr.getValueAsDouble());
}
return "#0";
}

if (isGrantOnce(op)) {
if (auto grant_once_op = dyn_cast<GrantOnceOp>(op)) {
if (auto constant_value = grant_once_op.getConstantValue()) {
if (auto integer_attr = dyn_cast<IntegerAttr>(*constant_value))
return "#" + std::to_string(integer_attr.getInt());
if (auto float_attr = dyn_cast<FloatAttr>(*constant_value))
return "#" + std::to_string(float_attr.getValueAsDouble());
}
}
return "#0";
}

return "";
}

// ----- Topology from Architecture -----.
Expand Down Expand Up @@ -295,8 +312,8 @@ struct GenerateCodePass
// - collect DATA_MOV and CTRL_MOV ops.
// - collect reserve_to_phi_maps (PHI's operand#0 is the reserve).
void indexIR(func::FuncOp function,
SmallVector<Operation*> &dataMovs,
SmallVector<Operation*> &ctrlMovs,
SmallVector<Operation*> &data_movs,
SmallVector<Operation*> &ctrl_movs,
DenseMap<Value, Operation*> &reserve_to_phi_map) {
function.walk([&](Operation *op) {
// placement for every op (even for mov/reserve).
Expand All @@ -308,8 +325,8 @@ struct GenerateCodePass
}

// collect forwarders.
if (isDataMov(op)) { dataMovs.push_back(op); return; }
if (isCtrlMov(op)) { ctrlMovs.push_back(op); return; }
if (isDataMov(op)) { data_movs.push_back(op); return; }
if (isCtrlMov(op)) { ctrl_movs.push_back(op); return; }

// skip Reserve from materialization.
if (isReserve(op)) return;
Expand All @@ -322,7 +339,7 @@ struct GenerateCodePass
Instruction inst(opcode);
inst.time_step = placement.time_step;

if (isConstant(op)) {
if (isConstant(op) || isGrantOnce(op)) {
inst.src_operands.emplace_back(getConstantLiteral(op), "RED");
} else {
SmallVector<Value> operands; operands.reserve(op->getNumOperands());
Expand Down Expand Up @@ -571,21 +588,33 @@ struct GenerateCodePass
for (const Tile &core : config.cores) {
yaml_out << " - column: " << core.col_idx << "\n row: " << core.row_idx
<< "\n core_id: \"" << core.core_id << "\"\n entries:\n";
int entry_id = 0;

// Group instructions by timestep
std::map<int, std::vector<const Instruction*>> timestep_groups;
for (const Instruction &inst : core.entry.instructions) {
yaml_out << " - entry_id: \"entry" << entry_id++ << "\"\n instructions:\n"
<< " - opcode: \"" << inst.opcode << "\"\n timestep: " << inst.time_step << "\n";
// sources.
if (!inst.src_operands.empty()) {
yaml_out << " src_operands:\n";
for (const Operand &opnd : inst.src_operands)
yaml_out << " - operand: \"" << opnd.operand << "\"\n color: \"" << opnd.color << "\"\n";
}
// destinations.
if (!inst.dst_operands.empty()) {
yaml_out << " dst_operands:\n";
for (const Operand &opnd : inst.dst_operands)
yaml_out << " - operand: \"" << opnd.operand << "\"\n color: \"" << opnd.color << "\"\n";
timestep_groups[inst.time_step].push_back(&inst);
}

yaml_out << " - entry_id: \"entry0\"\n instructions:\n";
for (const auto &timestep_pair : timestep_groups) {
int timestep = timestep_pair.first;
const auto &operations = timestep_pair.second;

yaml_out << " - timestep: " << timestep << "\n operations:\n";
for (const Instruction *inst : operations) {
yaml_out << " - opcode: \"" << inst->opcode << "\"\n";
// sources.
if (!inst->src_operands.empty()) {
yaml_out << " src_operands:\n";
for (const Operand &opnd : inst->src_operands)
yaml_out << " - operand: \"" << opnd.operand << "\"\n color: \"" << opnd.color << "\"\n";
}
// destinations.
if (!inst->dst_operands.empty()) {
yaml_out << " dst_operands:\n";
for (const Operand &opnd : inst->dst_operands)
yaml_out << " - operand: \"" << opnd.operand << "\"\n color: \"" << opnd.color << "\"\n";
}
}
}
}
Expand Down Expand Up @@ -614,17 +643,32 @@ struct GenerateCodePass

for (const Tile &core : config.cores) {
asm_out << "PE(" << core.col_idx << "," << core.row_idx << "):\n";

// Group instructions by timestep
std::map<int, std::vector<const Instruction*>> timestep_groups;
for (const Instruction &inst : core.entry.instructions) {
asm_out << "{\n " << inst.opcode;
for (const Operand &operand : inst.src_operands) asm_out << ", " << formatOperand(operand);
if (!inst.dst_operands.empty()) {
asm_out << " -> ";
for (size_t i = 0; i < inst.dst_operands.size(); ++i) {
if (i > 0) asm_out << ", ";
asm_out << formatOperand(inst.dst_operands[i]);
timestep_groups[inst.time_step].push_back(&inst);
}

for (const auto &timestep_pair : timestep_groups) {
int timestep = timestep_pair.first;
const auto &instructions = timestep_pair.second;

asm_out << "{\n";
for (size_t i = 0; i < instructions.size(); ++i) {
const Instruction *inst = instructions[i];
asm_out << " " << inst->opcode;
for (const Operand &operand : inst->src_operands) asm_out << ", " << formatOperand(operand);
if (!inst->dst_operands.empty()) {
asm_out << " -> ";
for (size_t j = 0; j < inst->dst_operands.size(); ++j) {
if (j > 0) asm_out << ", ";
asm_out << formatOperand(inst->dst_operands[j]);
}
}
asm_out << "\n";
}
asm_out << " (t=" << inst.time_step << ")\n}\n";
asm_out << "} (t=" << timestep << ")\n";
}
asm_out << "\n";
}
Expand Down Expand Up @@ -693,15 +737,15 @@ struct GenerateCodePass
clearState();

// Single function-level walks: index + materialize + collect.
SmallVector<Operation*> dataMovs;
SmallVector<Operation*> ctrlMovs;
SmallVector<Operation*> data_movs;
SmallVector<Operation*> ctrl_movs;
DenseMap<Value, Operation*> reserve_to_phi_map;
indexIR(func, dataMovs, ctrlMovs, reserve_to_phi_map);
indexIR(func, data_movs, ctrl_movs, reserve_to_phi_map);

// Expand forwarders without re-walking IR.
for (Operation *op : dataMovs)
for (Operation *op : data_movs)
expandMovImpl<false>(op, topo, /*unused*/reserve_to_phi_map);
for (Operation *op : ctrlMovs)
for (Operation *op : ctrl_movs)
expandMovImpl<true>(op, topo, reserve_to_phi_map);

// Debug unresolveds, then dump outputs.
Expand Down
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