daScript/src/simulate/simulate_print.cpp at master · nolankramer/daScript · GitHub

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#include "daScript/misc/platform.h"

#include "daScript/simulate/simulate.h"

#include "daScript/ast/ast.h"

namespace das {

struct SimPrint : SimVisitor {

Context * context = nullptr;

bool displayHash = true;

SimPrint ( TextWriter & wr, Context * ctx ) : context(ctx), ss(wr) {

}

// 64 bit FNV1a

const uint64_t fnv_prime = 1099511628211ul;

uint64_t offset_basis = 14695981039346656037ul;

__forceinline void write ( const void * pb, uint32_t size ) {

const uint8_t * block = (const uint8_t *) pb;

while ( size-- ) {

offset_basis = ( offset_basis ^ *block++ ) * fnv_prime;

}

if ( displayHash ) {

ss << " " << HEX << offset_basis << DEC << " ";

}

__forceinline void write ( const void * pb ) {

const uint8_t * block = (const uint8_t *) pb;

for (; *block; block++) {

offset_basis = ( offset_basis ^ *block ) * fnv_prime;

}

if ( displayHash ) {

ss << " " << HEX << offset_basis << DEC << " ";

}

__forceinline uint64_t getHash() const {

return (offset_basis <= 1) ? fnv_prime : offset_basis;

}

// regular print

void crlf() {

if ( CR ) {

ss << "\n" << string(tab,'\t');

} else {

ss << " ";

}

virtual void preVisit ( SimNode * node ) override {

xcr.push_back(CR);

CR = false;

tab ++;

SimVisitor::preVisit(node);

ss << "(";

}

virtual SimNode * visit ( SimNode * node ) override {

ss << ")";

tab --;

CR = xcr.back();

xcr.pop_back();

return SimVisitor::visit(node);

}

virtual void cr () override {

CR = true;

}

virtual void op ( const char * name, uint32_t sz, const string & TT ) override {

SimVisitor::op(name);

// hash

write(name);

if ( sz ) write(&sz, sizeof(sz));

if ( !TT.empty() ) write(TT.c_str());

// regular print

ss << name;

if ( !TT.empty() ) {

ss << "_TT<" << TT << ">";

} else if ( sz ) {

ss << "_TT<(" << sz << ")>";

}

virtual void sp ( uint32_t stackTop, const char * op ) override {

SimVisitor::sp(stackTop,op);

// hash

write(&stackTop, sizeof(stackTop));

write(op);

// regular print

crlf();

ss << "#" << stackTop;

}

virtual void arg ( Func fun, const char * mangledName, const char * argN ) override {

SimVisitor::arg(fun, mangledName, argN);

// hash

write(mangledName);

write(argN);

// regular print

crlf();

ss << "@@" << mangledName;

}

virtual void arg ( Func fun, uint32_t mangledNameHash, const char * argN ) override {

SimVisitor::arg(fun, mangledNameHash, argN);

// hash

write(&mangledNameHash, sizeof(mangledNameHash));

write(argN);

// regular print

crlf();

if ( context ) {

SimFunction * fn = nullptr;

if ( strcmp(argN,"mnh")==0 ) {

fn = context->fnByMangledName(mangledNameHash);

} else {

fn = context->getFunction(mangledNameHash);

}

if ( fn ) {

ss << "@@" << fn->name;

} else {

ss << "@@null";

}

ss << " (" << argN << "=" << mangledNameHash << ")";

}

virtual void arg ( int32_t argV, const char * argN ) override {

SimVisitor::arg(argV,argN);

// hash

write(&argV,sizeof(argV));

write(argN);

// regular print

crlf();

ss << argV;

}

virtual void arg ( uint32_t argV, const char * argN ) override {

SimVisitor::arg(argV,argN);

// hash

write(&argV,sizeof(argV));

write(argN);

// regular print

crlf();

ss << "0x" << HEX << argV << DEC;

}

virtual void arg ( const char * argV, const char * argN ) override {

SimVisitor::arg(argV,argN);

// hash

if ( argV ) write(argV);

write(argN);

// regular print

crlf();

if ( argV ) {

ss << "\"" << escapeString(argV) << "\"";

} else {

ss << "null";

}

virtual void arg ( vec4f argV, const char * argN ) override {

SimVisitor::arg(argV,argN);

// hash

write(&argV,sizeof(argV));

write(argN);

// regular print

union {

uint32_t ui[4];

vec4f v;

} X; X.v = argV;

crlf();

ss << "{" << X.ui[0] << "," << X.ui[1] << "," << X.ui[2] << "," << X.ui[3] << "}";

}

virtual void arg ( int64_t argV, const char * argN ) override {

SimVisitor::arg(argV,argN);

crlf();

ss << argV;

}

virtual void arg ( uint64_t argV, const char * argN ) override {

SimVisitor::arg(argV,argN);

// hash

write(&argV,sizeof(argV));

write(argN);

// regular print

crlf();

ss << "0x" << HEX << argV << DEC;

}

virtual void arg ( bool argV, const char * argN ) override {

SimVisitor::arg(argV,argN);

// hash

write(&argV,sizeof(argV));

write(argN);

// regular print

crlf();

ss << (argV ? "true" : "false");

}

virtual void arg ( float argV, const char * argN ) override {

SimVisitor::arg(argV,argN);

// hash

write(&argV,sizeof(argV));

write(argN);

// regular print

crlf();

ss << argV;

}

virtual void arg ( double argV, const char * argN ) override {

SimVisitor::arg(argV,argN);

// hash

write(&argV,sizeof(argV));

write(argN);

// regular print

crlf();

ss << argV;

}

virtual void sub ( SimNode ** nodes, uint32_t count, const char * argN ) override {

// mixed hash and regular print

write(&count, sizeof(count));

write(argN);

crlf();

for ( uint32_t t = 0; t!=count; ++t ) {

if ( t ) crlf();

nodes[t] = nodes[t]->visit(*this);

}

virtual SimNode * sub ( SimNode * node, const char * opN ) override {

// hash

write(opN);

// regular print

crlf();

return SimVisitor::sub(node, opN);

}

TextWriter & ss;

int tab = 0;

bool CR = false;

vector<bool> xcr;

};

void printSimFunction ( TextWriter & ss, Context * context, Function * fun, SimNode * node, bool debugHash ) {

SimPrint prv(ss,context);

prv.displayHash = debugHash;

// append return type and result type

if ( debugHash ) {

ss << "// " << fun->name << " " << fun->getMangledName() << "\n";

}

string resT = fun->result->describe();

if ( debugHash ) {

ss << "(result " << resT << " ";

}

prv.write(resT.c_str(), uint32_t(resT.length()));

if ( debugHash ) {

ss << ")\n";

}

for ( auto & arg : fun->arguments ) {

string argT = arg->type->describe();

if ( debugHash ) {

ss << "(argument " << argT << " ";

}

prv.write(argT.c_str(), uint32_t(argT.length()));

if ( debugHash ) {

ss << ")\n";

}

node->visit(prv);

}

void printSimNode ( TextWriter & ss, Context * context, SimNode * node, bool debugHash ) {

SimPrint prv(ss,context);

prv.displayHash = debugHash;

node->visit(prv);

}

daScript/src/simulate/simulate_print.cpp at master · nolankramer/daScript · GitHub

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