daScript/src/simulate/simulate_fusion.cpp at master · PushoN/daScript · GitHub

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#include "daScript/misc/platform.h"

#ifdef _MSC_VER

#pragma warning(disable:4505)

#endif

#include "daScript/ast/ast.h"

#include "daScript/simulate/simulate_fusion.h"

#include "daScript/simulate/sim_policy.h"

#include "daScript/simulate/simulate_visit_op.h"

namespace das {

bool FusionPoint::is ( const SimNodeInfoLookup & info, SimNode * node, const char * name ) {

auto it = info.find(node);

if ( it==info.end() ) return false;

return it->second.name == name;

}

bool FusionPoint::is2 ( const SimNodeInfoLookup & info, SimNode * lnode, SimNode * rnode, const char * lname, const char * rname ) {

auto itl = info.find(lnode);

if ( itl==info.end() || itl->second.name!=lname ) return false;

auto itr = info.find(rnode);

if ( itr==info.end() || itr->second.name!=rname ) return false;

return true;

}

bool FusionPoint::is ( const SimNodeInfoLookup & info, SimNode * node, const char * name, const char * typeName ) {

auto it = info.find(node);

if ( it==info.end() ) return false;

return (it->second.name == name) && (it->second.typeName==typeName);

}

SimNode * SimNode_Op1Fusion::visit(SimVisitor & vis) {

V_BEGIN();

string name = op;

name += getSimSourceName(subexpr.type);

if ( baseType!=Type::none && baseType!=Type::anyArgument ) {

vis.op(name.c_str(), getTypeBaseSize(baseType), das_to_string(baseType));

} else {

vis.op(name.c_str());

}

subexpr.visit(vis);

V_END();

}

SimNode * SimNode_Op2Fusion::visit(SimVisitor & vis) {

V_BEGIN();

string name = op;

name += getSimSourceName(l.type);

name += getSimSourceName(r.type);

if ( baseType!=Type::none && baseType!=Type::anyArgument ) {

vis.op(name.c_str(), getTypeBaseSize(baseType), das_to_string(baseType));

} else {

vis.op(name.c_str());

}

l.visit(vis);

r.visit(vis);

V_END();

}

SimNode * FusionPointOp1::fuseOp1(const SimNodeInfoLookup & info, SimNode * node, SimNode * node_x, Context * context) {

SimNode_Op1Fusion * result = (SimNode_Op1Fusion *) match(info,node,node_x,context);

if (result) {

set(result, node);

result->subexpr = static_cast<SimNode_SourceBase *>(node_x)->subexpr;

if ( node->rtti_node_isErrorMessage() ) {

result->errorMessage = static_cast<SimNode_WithErrorMessage *>(node)->errorMessage;

} else if ( node_x->rtti_node_isErrorMessage() ) {

result->errorMessage = static_cast<SimNode_WithErrorMessage *>(node_x)->errorMessage;

}

return result;

} else {

return node;

}

SimNode * FusionPointOp2::fuseOp2(const SimNodeInfoLookup & info, SimNode * node, SimNode * node_l, SimNode * node_r, Context * context) {

anyLeft = anyRight = false;

SimNode_Op2Fusion * result = (SimNode_Op2Fusion *) match(info,node,node_l,node_r,context);

if ( result ) {

set(result,node);

if ( !anyLeft && node_l->rtti_node_isSourceBase() ) {

result->l = static_cast<SimNode_SourceBase *>(node_l)->subexpr;

} else {

result->l.setSimNode(node_l);

}

if ( !anyRight && node_r->rtti_node_isSourceBase() ) {

result->r = static_cast<SimNode_SourceBase *>(node_r)->subexpr;

} else {

result->r.setSimNode(node_r);

}

if ( node_l && node_l->rtti_node_isErrorMessage() ) {

result->errorMessage = static_cast<SimNode_WithErrorMessage *>(node_l)->errorMessage;

} else if ( node_r && node_r->rtti_node_isErrorMessage() ) {

result->errorMessage = static_cast<SimNode_WithErrorMessage *>(node_r)->errorMessage;

}

return result;

} else {

return node;

}

const char * getSimSourceName(SimSourceType st) {

switch ( st ) {

case SimSourceType::sSimNode: return "Any";

case SimSourceType::sConstValue: return "Const";

case SimSourceType::sCMResOff: return "Cmro";

case SimSourceType::sBlockCMResOff: return "Bcmro";

case SimSourceType::sLocal: return "Loc";

case SimSourceType::sLocalRefOff: return "Locro";

case SimSourceType::sArgument: return "Arg";

case SimSourceType::sArgumentRef: return "Argr";

case SimSourceType::sArgumentRefOff: return "Argro";

case SimSourceType::sBlockArgument: return "Barg";

case SimSourceType::sBlockArgumentRef: return "Bargr";

case SimSourceType::sThisBlockArgument: return "Tbarg";

case SimSourceType::sThisBlockArgumentRef: return "Tbargr";

case SimSourceType::sGlobal: return "Glob";

case SimSourceType::sShared: return "Shared";

};

return "???";

}

string fuseName ( const string & name, const string & typeName ) {

return typeName.empty() ? name : (name + "<" + typeName + ">");

}

// TODO: at some point we should share fusion engine

inline DAS_THREAD_LOCAL(unique_ptr<FusionEngine>) g_fusionEngine;

unique_ptr<FusionEngine> &getFusionEngine() {

return *g_fusionEngine;

}

void resetFusionEngine() {

g_fusionEngine->reset();

}

void createFusionEngine() {

if ( !*g_fusionEngine ) {

*g_fusionEngine = make_unique<FusionEngine>();

#if DAS_FUSION

// misc (note, misc before everything)

createFusionEngine_misc_copy_reference();

// op1

createFusionEngine_op1();

createFusionEngine_return();

createFusionEngine_ptrfdr();

createFusionEngine_if();

// scalar

createFusionEngine_op2();

createFusionEngine_op2_set();

createFusionEngine_op2_bool();

createFusionEngine_op2_bin();

// vector

createFusionEngine_op2_vec();

createFusionEngine_op2_set_vec();

createFusionEngine_op2_bool_vec();

createFusionEngine_op2_bin_vec();

createFusionEngine_op2_scalar_vec();

// at

createFusionEngine_at();

createFusionEngine_at_array();

createFusionEngine_tableindex();

// call

createFusionEngine_call1();

createFusionEngine_call2();

#endif

}

struct SimNodeCollector : SimVisitor {

virtual void preVisit ( SimNode * node ) override {

SimVisitor::preVisit(node);

thisNode = node;

}

virtual void op ( const char * name, uint32_t typeSize, const string & typeName ) override {

SimNodeInfo ni;

ni.name = name;

ni.typeName = typeName;

ni.typeSize = typeSize;

info[thisNode] = ni;

}

das_hash_map<SimNode *,SimNodeInfo> info;

SimNode * thisNode = nullptr;

};

struct SimFusion : SimVisitor {

SimFusion ( Context * ctx, TextWriter & wr, das_hash_map<SimNode *,SimNodeInfo> && ni )

: context(ctx), ss(wr), info(ni) {

createFusionEngine();

}

void fuse() {

fused = true;

}

virtual SimNode * visit ( SimNode * node ) override {

auto & ni = info[node];

auto it = (*g_fusionEngine)->find(fuseName(ni.name, ni.typeName));

if ( it != (*g_fusionEngine)->end() ) {

auto & nv = it->second;

for ( const auto & fe : nv ) {

auto newNode = fe->fuse(info, node, context);

if ( newNode != node ) {

fuse();

return newNode;

}

return SimVisitor::visit(node);

}

Context * context = nullptr;

TextWriter & ss;

bool fused = false;

das_hash_map<SimNode *,SimNodeInfo> & info;

};

void fusionContext ( Context & context, TextWriter & logs, bool enableFusion ) {

// log all functions

if ( enableFusion ) {

bool anyFusion = true;

while ( anyFusion) {

anyFusion = false;

for ( int g=0, gs=context.totalVariables; g!=gs; ++g ) {

GlobalVariable * var = context.globalVariables + g;

if ( var->init ) {

SimNodeCollector collector;

var->init->visit(collector);

SimFusion fuse(&context, logs, das::move(collector.info));

var->init = var->init->visit(fuse);

anyFusion |= fuse.fused;

}

for ( int i=0, is=context.totalFunctions; i!=is; ++i ) {

SimFunction * fn = context.getFunction(i);

SimNodeCollector collector;

fn->code->visit(collector);

SimFusion fuse(&context, logs, das::move(collector.info));

fn->code = fn->code->visit(fuse);

anyFusion |= fuse.fused;

}

void registerFusion ( const char * OpName, const char * CTypeName, FusionPoint * node ) {

(**g_fusionEngine)[fuseName(OpName,CTypeName)].emplace_back(node);

}

DAS_CC_API void register_fusion () {

das::g_fusionContextFn = &das::fusionContext;

das::g_resetFusionEngineFn = &das::resetFusionEngine;

}

extern "C" DAS_CC_API void jit_register_fusion () {

register_fusion();

}

daScript/src/simulate/simulate_fusion.cpp at master · PushoN/daScript · GitHub

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