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/* |
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* Copyright (c) 2014 - 2016 Christian Schoenebeck and Andreas Persson |
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* |
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* http://www.linuxsampler.org |
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* |
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* This file is part of LinuxSampler and released under the same terms. |
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* See README file for details. |
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*/ |
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|
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#include <cstdio> |
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#include <string.h> |
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#include "tree.h" |
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#include "../common/global_private.h" |
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#include <assert.h> |
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|
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namespace LinuxSampler { |
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|
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bool isNoOperation(StatementRef statement) { |
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NoOperation* noOp = dynamic_cast<NoOperation*>(&*statement); |
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return noOp; |
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} |
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|
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Node::Node() { |
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} |
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|
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Node::~Node() { |
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} |
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|
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void Node::printIndents(int n) { |
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for (int i = 0; i < n; ++i) printf(" "); |
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fflush(stdout); |
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} |
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|
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String IntExpr::evalCastToStr() { |
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return ToString(evalInt()); |
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} |
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|
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int IntLiteral::evalInt() { |
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return value; |
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} |
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|
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void IntLiteral::dump(int level) { |
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printIndents(level); |
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printf("IntLiteral %d\n", value); |
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} |
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|
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void StringLiteral::dump(int level) { |
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printIndents(level); |
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printf("StringLiteral: '%s'\n", value.c_str()); |
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} |
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|
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int Add::evalInt() { |
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IntExpr* pLHS = dynamic_cast<IntExpr*>(&*lhs); |
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IntExpr* pRHS = dynamic_cast<IntExpr*>(&*rhs);; |
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return (pLHS && pRHS) ? pLHS->evalInt() + pRHS->evalInt() : 0; |
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} |
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|
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void Add::dump(int level) { |
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printIndents(level); |
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printf("Add(\n"); |
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lhs->dump(level+1); |
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printIndents(level); |
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printf(",\n"); |
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rhs->dump(level+1); |
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printIndents(level); |
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printf(")\n"); |
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} |
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|
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int Sub::evalInt() { |
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IntExpr* pLHS = dynamic_cast<IntExpr*>(&*lhs); |
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IntExpr* pRHS = dynamic_cast<IntExpr*>(&*rhs);; |
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return (pLHS && pRHS) ? pLHS->evalInt() - pRHS->evalInt() : 0; |
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} |
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|
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void Sub::dump(int level) { |
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printIndents(level); |
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printf("Sub(\n"); |
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lhs->dump(level+1); |
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printIndents(level); |
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printf(",\n"); |
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rhs->dump(level+1); |
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printIndents(level); |
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printf(")\n"); |
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} |
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|
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int Mul::evalInt() { |
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IntExpr* pLHS = dynamic_cast<IntExpr*>(&*lhs); |
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IntExpr* pRHS = dynamic_cast<IntExpr*>(&*rhs);; |
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return (pLHS && pRHS) ? pLHS->evalInt() * pRHS->evalInt() : 0; |
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} |
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|
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void Mul::dump(int level) { |
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printIndents(level); |
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printf("Mul(\n"); |
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lhs->dump(level+1); |
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printIndents(level); |
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printf(",\n"); |
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rhs->dump(level+1); |
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printIndents(level); |
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printf(")\n"); |
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} |
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|
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int Div::evalInt() { |
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IntExpr* pLHS = dynamic_cast<IntExpr*>(&*lhs); |
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IntExpr* pRHS = dynamic_cast<IntExpr*>(&*rhs);; |
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return (pLHS && pRHS) ? pRHS->evalInt() == 0 ? 0 : pLHS->evalInt() / pRHS->evalInt() : 0; |
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} |
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|
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void Div::dump(int level) { |
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printIndents(level); |
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printf("Div(\n"); |
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lhs->dump(level+1); |
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printIndents(level); |
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printf(",\n"); |
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rhs->dump(level+1); |
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printIndents(level); |
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printf(")\n"); |
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} |
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|
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int Mod::evalInt() { |
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IntExpr* pLHS = dynamic_cast<IntExpr*>(&*lhs); |
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IntExpr* pRHS = dynamic_cast<IntExpr*>(&*rhs);; |
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return (pLHS && pRHS) ? pLHS->evalInt() % pRHS->evalInt() : 0; |
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} |
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|
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void Mod::dump(int level) { |
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printIndents(level); |
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printf("Mod(\n"); |
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lhs->dump(level+1); |
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printIndents(level); |
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printf(",\n"); |
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rhs->dump(level+1); |
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printIndents(level); |
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printf(")\n"); |
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} |
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|
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void Args::dump(int level) { |
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printIndents(level); |
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printf("Args(\n"); |
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for (std::vector<ExpressionRef>::iterator it = args.begin() ; it != args.end() ; ++it) { |
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(*it)->dump(level+1); |
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} |
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printIndents(level); |
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printf(")\n"); |
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} |
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|
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bool Args::isPolyphonic() const { |
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for (int i = 0; i < args.size(); ++i) |
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if (args[i]->isPolyphonic()) |
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return true; |
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return false; |
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} |
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|
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EventHandlers::EventHandlers() { |
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//printf("EventHandlers::Constructor 0x%lx\n", (long long)this); |
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} |
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|
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EventHandlers::~EventHandlers() { |
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} |
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|
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void EventHandlers::add(EventHandlerRef arg) { |
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args.push_back(arg); |
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} |
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|
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void EventHandlers::dump(int level) { |
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printIndents(level); |
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printf("EventHandlers {\n"); |
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for (std::vector<EventHandlerRef>::iterator it = args.begin() ; it != args.end() ; ++it) { |
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(*it)->dump(level+1); |
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} |
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printIndents(level); |
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printf("}\n"); |
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} |
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|
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EventHandler* EventHandlers::eventHandlerByName(const String& name) const { |
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for (int i = 0; i < args.size(); ++i) |
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if (args.at(i)->eventHandlerName() == name) |
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return const_cast<EventHandler*>(&*args.at(i)); |
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return NULL; |
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} |
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|
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EventHandler* EventHandlers::eventHandler(uint index) const { |
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if (index >= args.size()) return NULL; |
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return const_cast<EventHandler*>(&*args.at(index)); |
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} |
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|
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bool EventHandlers::isPolyphonic() const { |
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for (int i = 0; i < args.size(); ++i) |
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if (args[i]->isPolyphonic()) |
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return true; |
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return false; |
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} |
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|
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Assignment::Assignment(VariableRef variable, ExpressionRef value) |
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: variable(variable), value(value) |
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{ |
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} |
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|
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void Assignment::dump(int level) { |
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printIndents(level); |
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printf("Assignment\n"); |
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} |
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|
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StmtFlags_t Assignment::exec() { |
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if (!variable) |
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return StmtFlags_t(STMT_ABORT_SIGNALLED | STMT_ERROR_OCCURRED); |
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variable->assign(&*value); |
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return STMT_SUCCESS; |
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} |
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|
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EventHandler::EventHandler(StatementsRef statements) { |
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this->statements = statements; |
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usingPolyphonics = statements->isPolyphonic(); |
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} |
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|
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void EventHandler::dump(int level) { |
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printIndents(level); |
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printf("EventHandler {\n"); |
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statements->dump(level+1); |
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printIndents(level); |
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printf("}\n"); |
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} |
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|
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void Statements::dump(int level) { |
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printIndents(level); |
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printf("Statements {\n"); |
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for (std::vector<StatementRef>::iterator it = args.begin() ; it != args.end() ; ++it) { |
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(*it)->dump(level+1); |
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} |
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printIndents(level); |
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printf("}\n"); |
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} |
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|
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Statement* Statements::statement(uint i) { |
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if (i >= args.size()) return NULL; |
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return &*args.at(i); |
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} |
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|
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bool Statements::isPolyphonic() const { |
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for (int i = 0; i < args.size(); ++i) |
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if (args[i]->isPolyphonic()) |
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return true; |
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return false; |
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} |
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|
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DynamicVariableCall::DynamicVariableCall(const String& name, ParserContext* ctx, VMDynVar* v) |
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: Variable(ctx, 0, false), dynVar(v), varName(name) |
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{ |
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} |
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|
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int DynamicVariableCall::evalInt() { |
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VMIntExpr* expr = dynamic_cast<VMIntExpr*>(dynVar); |
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if (!expr) return 0; |
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return expr->evalInt(); |
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} |
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|
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String DynamicVariableCall::evalStr() { |
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VMStringExpr* expr = dynamic_cast<VMStringExpr*>(dynVar); |
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if (!expr) return ""; |
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return expr->evalStr(); |
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} |
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|
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String DynamicVariableCall::evalCastToStr() { |
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if (dynVar->exprType() == STRING_EXPR) { |
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return evalStr(); |
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} else { |
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VMIntExpr* intExpr = dynamic_cast<VMIntExpr*>(dynVar); |
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return intExpr ? ToString(intExpr->evalInt()) : ""; |
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} |
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} |
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|
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void DynamicVariableCall::dump(int level) { |
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printIndents(level); |
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printf("Dynamic Variable '%s'\n", varName.c_str()); |
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} |
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|
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void FunctionCall::dump(int level) { |
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printIndents(level); |
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printf("FunctionCall '%s' args={\n", functionName.c_str()); |
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args->dump(level+1); |
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printIndents(level); |
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printf("}\n"); |
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} |
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|
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ExprType_t FunctionCall::exprType() const { |
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if (!fn) return EMPTY_EXPR; |
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return fn->returnType(); |
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} |
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|
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VMFnResult* FunctionCall::execVMFn() { |
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if (!fn) return NULL; |
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// assuming here that all argument checks (amount and types) have been made |
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// at parse time, to avoid time intensive checks on each function call |
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return fn->exec(dynamic_cast<VMFnArgs*>(&*args)); |
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} |
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|
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StmtFlags_t FunctionCall::exec() { |
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VMFnResult* result = execVMFn(); |
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if (!result) |
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return StmtFlags_t(STMT_ABORT_SIGNALLED | STMT_ERROR_OCCURRED); |
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return result->resultFlags(); |
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} |
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|
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int FunctionCall::evalInt() { |
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VMFnResult* result = execVMFn(); |
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if (!result) return 0; |
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VMIntExpr* intExpr = dynamic_cast<VMIntExpr*>(result->resultValue()); |
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if (!intExpr) return 0; |
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return intExpr->evalInt(); |
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} |
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|
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String FunctionCall::evalStr() { |
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VMFnResult* result = execVMFn(); |
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if (!result) return ""; |
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VMStringExpr* strExpr = dynamic_cast<VMStringExpr*>(result->resultValue()); |
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if (!strExpr) return ""; |
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return strExpr->evalStr(); |
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} |
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|
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String FunctionCall::evalCastToStr() { |
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VMFnResult* result = execVMFn(); |
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if (!result) return ""; |
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if (result->resultValue()->exprType() == STRING_EXPR) { |
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VMStringExpr* strExpr = dynamic_cast<VMStringExpr*>(result->resultValue()); |
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return strExpr ? strExpr->evalStr() : ""; |
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} else { |
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VMIntExpr* intExpr = dynamic_cast<VMIntExpr*>(result->resultValue()); |
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return intExpr ? ToString(intExpr->evalInt()) : ""; |
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} |
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} |
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|
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IntVariable::IntVariable(ParserContext* ctx) |
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: Variable(ctx, ctx ? ctx->globalIntVarCount++ : 0, false), polyphonic(false) |
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{ |
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//printf("globalIntVar parserctx=0x%lx memPOS=%d\n", ctx, memPos); |
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assert(ctx); |
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} |
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|
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inline static int postfixInc(int& object, int incBy) { |
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const int i = object; |
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object += incBy; |
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return i; |
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} |
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|
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IntVariable::IntVariable(ParserContext* ctx, bool polyphonic, bool bConst, int size) |
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: Variable(ctx, !ctx ? 0 : polyphonic ? postfixInc(ctx->polyphonicIntVarCount, size) : postfixInc(ctx->globalIntVarCount, size), bConst), |
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polyphonic(polyphonic) |
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{ |
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//printf("InvVar size=%d parserCtx=0x%lx\n", size, (uint64_t)ctx); |
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if (polyphonic) { |
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//printf("polyIntVar memPOS=%d\n", memPos); |
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assert(ctx); |
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} |
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} |
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|
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void IntVariable::assign(Expression* expr) { |
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IntExpr* intExpr = dynamic_cast<IntExpr*>(expr); |
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if (intExpr) |
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if (polyphonic) |
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context->execContext->polyphonicIntMemory[memPos] = intExpr->evalInt(); |
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else |
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(*context->globalIntMemory)[memPos] = intExpr->evalInt(); |
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} |
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|
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int IntVariable::evalInt() { |
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//printf("IntVariable::eval pos=%d\n", memPos); |
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if (polyphonic) { |
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//printf("evalInt() poly memPos=%d execCtx=0x%lx\n", memPos, (uint64_t)context->execContext); |
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return context->execContext->polyphonicIntMemory[memPos]; |
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} |
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return (*context->globalIntMemory)[memPos]; |
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} |
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|
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void IntVariable::dump(int level) { |
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printIndents(level); |
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//printf("IntVariable memPos=%d\n", memPos); |
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} |
378 |
|
379 |
//ConstIntVariable::ConstIntVariable(ParserContext* ctx, int value) |
380 |
ConstIntVariable::ConstIntVariable(int value) |
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: IntVariable(NULL,false,true), value(value) |
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{ |
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} |
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|
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void ConstIntVariable::assign(Expression* expr) { |
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// ignore assignment |
387 |
/* |
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printf("ConstIntVariable::assign()\n"); |
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IntExpr* intExpr = dynamic_cast<IntExpr*>(expr); |
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if (intExpr) { |
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value = intExpr->evalInt(); |
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} |
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*/ |
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} |
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|
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int ConstIntVariable::evalInt() { |
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return value; |
398 |
} |
399 |
|
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void ConstIntVariable::dump(int level) { |
401 |
printIndents(level); |
402 |
printf("ConstIntVariable val=%d\n", value); |
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} |
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|
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BuiltInIntVariable::BuiltInIntVariable(const String& name, VMIntRelPtr* ptr) |
406 |
: IntVariable(NULL,false,false), name(name), ptr(ptr) |
407 |
{ |
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} |
409 |
|
410 |
void BuiltInIntVariable::assign(Expression* expr) { |
411 |
IntExpr* valueExpr = dynamic_cast<IntExpr*>(expr); |
412 |
if (!valueExpr) return; |
413 |
ptr->assign(valueExpr->evalInt()); |
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} |
415 |
|
416 |
int BuiltInIntVariable::evalInt() { |
417 |
return ptr->evalInt(); |
418 |
} |
419 |
|
420 |
void BuiltInIntVariable::dump(int level) { |
421 |
printIndents(level); |
422 |
printf("Built-in IntVar '%s'\n", name.c_str()); |
423 |
} |
424 |
|
425 |
PolyphonicIntVariable::PolyphonicIntVariable(ParserContext* ctx) |
426 |
: IntVariable(ctx,true,false) |
427 |
{ |
428 |
} |
429 |
|
430 |
void PolyphonicIntVariable::dump(int level) { |
431 |
printIndents(level); |
432 |
printf("PolyphonicIntVariable\n"); |
433 |
} |
434 |
|
435 |
IntArrayVariable::IntArrayVariable(ParserContext* ctx, int size) |
436 |
: Variable(ctx, 0, false) |
437 |
{ |
438 |
values.resize(size); |
439 |
memset(&values[0], 0, size * sizeof(int)); |
440 |
} |
441 |
|
442 |
IntArrayVariable::IntArrayVariable(ParserContext* ctx, int size, ArgsRef values) |
443 |
: Variable(ctx, 0, false) |
444 |
{ |
445 |
this->values.resize(size); |
446 |
for (int i = 0; i < values->argsCount(); ++i) { |
447 |
VMIntExpr* expr = dynamic_cast<VMIntExpr*>(values->arg(i)); |
448 |
if (expr) this->values[i] = expr->evalInt(); |
449 |
} |
450 |
} |
451 |
|
452 |
IntArrayVariable::IntArrayVariable(ParserContext* ctx, bool bConst) |
453 |
: Variable(ctx, 0, bConst) |
454 |
{ |
455 |
} |
456 |
|
457 |
int IntArrayVariable::evalIntElement(uint i) { |
458 |
if (i >= values.size()) return 0; |
459 |
return values[i]; |
460 |
} |
461 |
|
462 |
void IntArrayVariable::assignIntElement(uint i, int value) { |
463 |
if (i >= values.size()) return; |
464 |
values[i] = value; |
465 |
} |
466 |
|
467 |
void IntArrayVariable::dump(int level) { |
468 |
printIndents(level); |
469 |
printf("IntArray("); |
470 |
for (int i = 0; i < values.size(); ++i) { |
471 |
if (i % 12 == 0) { |
472 |
printf("\n"); |
473 |
printIndents(level+1); |
474 |
} |
475 |
printf("%d, ", values[i]); |
476 |
} |
477 |
printIndents(level); |
478 |
printf(")\n"); |
479 |
} |
480 |
|
481 |
BuiltInIntArrayVariable::BuiltInIntArrayVariable(const String& name, VMInt8Array* array) |
482 |
: IntArrayVariable(NULL, false), name(name), array(array) |
483 |
{ |
484 |
} |
485 |
|
486 |
int BuiltInIntArrayVariable::evalIntElement(uint i) { |
487 |
return i >= array->size ? 0 : array->data[i]; |
488 |
} |
489 |
|
490 |
void BuiltInIntArrayVariable::assignIntElement(uint i, int value) { |
491 |
if (i >= array->size) return; |
492 |
array->data[i] = value; |
493 |
} |
494 |
|
495 |
void BuiltInIntArrayVariable::dump(int level) { |
496 |
printIndents(level); |
497 |
printf("Built-In Int Array Variable '%s'\n", name.c_str()); |
498 |
} |
499 |
|
500 |
IntArrayElement::IntArrayElement(IntArrayVariableRef array, IntExprRef arrayIndex) |
501 |
: IntVariable(NULL, false, false, 0), array(array), index(arrayIndex) |
502 |
{ |
503 |
} |
504 |
|
505 |
void IntArrayElement::assign(Expression* expr) { |
506 |
IntExpr* valueExpr = dynamic_cast<IntExpr*>(expr); |
507 |
if (!valueExpr) return; |
508 |
int value = valueExpr->evalInt(); |
509 |
|
510 |
if (!index) return; |
511 |
int idx = index->evalInt(); |
512 |
if (idx < 0 || idx >= array->arraySize()) return; |
513 |
|
514 |
array->assignIntElement(idx, value); |
515 |
} |
516 |
|
517 |
int IntArrayElement::evalInt() { |
518 |
if (!index) return 0; |
519 |
int idx = index->evalInt(); |
520 |
if (idx < 0 || idx >= array->arraySize()) return 0; |
521 |
|
522 |
return array->evalIntElement(idx); |
523 |
} |
524 |
|
525 |
void IntArrayElement::dump(int level) { |
526 |
printIndents(level); |
527 |
printf("IntArrayElement\n"); |
528 |
} |
529 |
|
530 |
StringVariable::StringVariable(ParserContext* ctx) |
531 |
: Variable(ctx,ctx->globalStrVarCount++,false) |
532 |
{ |
533 |
} |
534 |
|
535 |
StringVariable::StringVariable(ParserContext* ctx, bool bConst) |
536 |
: Variable(ctx,0,bConst) |
537 |
{ |
538 |
} |
539 |
|
540 |
void StringVariable::assign(Expression* expr) { |
541 |
StringExpr* strExpr = dynamic_cast<StringExpr*>(expr); |
542 |
(*context->globalStrMemory)[memPos] = strExpr->evalStr(); |
543 |
} |
544 |
|
545 |
String StringVariable::evalStr() { |
546 |
//printf("StringVariable::eval pos=%d\n", memPos); |
547 |
return (*context->globalStrMemory)[memPos]; |
548 |
} |
549 |
|
550 |
void StringVariable::dump(int level) { |
551 |
printIndents(level); |
552 |
printf("StringVariable memPos=%d\n", memPos); |
553 |
} |
554 |
|
555 |
ConstStringVariable::ConstStringVariable(ParserContext* ctx, String _value) |
556 |
: StringVariable(ctx,true), value(_value) |
557 |
{ |
558 |
} |
559 |
|
560 |
void ConstStringVariable::assign(Expression* expr) { |
561 |
// ignore assignment |
562 |
// StringExpr* strExpr = dynamic_cast<StringExpr*>(expr); |
563 |
// if (strExpr) value = strExpr->evalStr(); |
564 |
} |
565 |
|
566 |
String ConstStringVariable::evalStr() { |
567 |
return value; |
568 |
} |
569 |
|
570 |
void ConstStringVariable::dump(int level) { |
571 |
printIndents(level); |
572 |
printf("ConstStringVariable val='%s'\n", value.c_str()); |
573 |
} |
574 |
|
575 |
void If::dump(int level) { |
576 |
printIndents(level); |
577 |
if (ifStatements && elseStatements) |
578 |
printf("if cond stmts1 else stmts2 end if\n"); |
579 |
else if (ifStatements) |
580 |
printf("if cond statements end if\n"); |
581 |
else |
582 |
printf("if [INVALID]\n"); |
583 |
} |
584 |
|
585 |
int If::evalBranch() { |
586 |
if (condition->evalInt()) return 0; |
587 |
if (elseStatements) return 1; |
588 |
return -1; |
589 |
} |
590 |
|
591 |
Statements* If::branch(uint i) const { |
592 |
if (i == 0) return (Statements*) &*ifStatements; |
593 |
if (i == 1) return (elseStatements) ? (Statements*) &*elseStatements : NULL; |
594 |
return NULL; |
595 |
} |
596 |
|
597 |
bool If::isPolyphonic() const { |
598 |
if (condition->isPolyphonic() || ifStatements->isPolyphonic()) |
599 |
return true; |
600 |
return elseStatements ? elseStatements->isPolyphonic() : false; |
601 |
} |
602 |
|
603 |
void SelectCase::dump(int level) { |
604 |
printIndents(level); |
605 |
if (select) |
606 |
if (select->isConstExpr()) |
607 |
printf("Case select %d\n", select->evalInt()); |
608 |
else |
609 |
printf("Case select [runtime expr]\n"); |
610 |
else |
611 |
printf("Case select NULL\n"); |
612 |
for (int i = 0; i < branches.size(); ++i) { |
613 |
printIndents(level+1); |
614 |
CaseBranch& branch = branches[i]; |
615 |
if (branch.from && branch.to) |
616 |
if (branch.from->isConstExpr() && branch.to->isConstExpr()) |
617 |
printf("case %d to %d\n", branch.from->evalInt(), branch.to->evalInt()); |
618 |
else if (branch.from->isConstExpr() && !branch.to->isConstExpr()) |
619 |
printf("case %d to [runtime expr]\n", branch.from->evalInt()); |
620 |
else if (!branch.from->isConstExpr() && branch.to->isConstExpr()) |
621 |
printf("case [runtime expr] to %d\n", branch.to->evalInt()); |
622 |
else |
623 |
printf("case [runtime expr] to [runtime expr]\n"); |
624 |
else if (branch.from) |
625 |
if (branch.from->isConstExpr()) |
626 |
printf("case %d\n", branch.from->evalInt()); |
627 |
else |
628 |
printf("case [runtime expr]\n"); |
629 |
else |
630 |
printf("case NULL\n"); |
631 |
} |
632 |
} |
633 |
|
634 |
int SelectCase::evalBranch() { |
635 |
int value = select->evalInt(); |
636 |
for (int i = 0; i < branches.size(); ++i) { |
637 |
if (branches.at(i).from && branches.at(i).to) { // i.e. "case 4 to 7" ... |
638 |
if (branches.at(i).from->evalInt() <= value && |
639 |
branches.at(i).to->evalInt() >= value) return i; |
640 |
} else { // i.e. "case 5" ... |
641 |
if (branches.at(i).from->evalInt() == value) return i; |
642 |
} |
643 |
} |
644 |
return -1; |
645 |
} |
646 |
|
647 |
Statements* SelectCase::branch(uint i) const { |
648 |
if (i < branches.size()) |
649 |
return const_cast<Statements*>( &*branches[i].statements ); |
650 |
return NULL; |
651 |
} |
652 |
|
653 |
bool SelectCase::isPolyphonic() const { |
654 |
if (select->isPolyphonic()) return true; |
655 |
for (int i = 0; i < branches.size(); ++i) |
656 |
if (branches[i].statements->isPolyphonic()) |
657 |
return true; |
658 |
return false; |
659 |
} |
660 |
|
661 |
// void Case::addBranch(IntExprRef condition, StatementsRef statements) { |
662 |
// CaseBranchRef b = new CaseBranchRef; |
663 |
// b->from = condition; |
664 |
// b->statements = statements; |
665 |
// branches.push_back(b); |
666 |
// } |
667 |
// |
668 |
// void Case::addBranch(IntExprRef from, IntExprRef to, StatementsRef statements) { |
669 |
// CaseBranchRef b = new CaseBranchRef; |
670 |
// b->from = from; |
671 |
// b->to = to; |
672 |
// b->statements = statements; |
673 |
// branches.push_back(b); |
674 |
// } |
675 |
// |
676 |
// void Case::addBranch(CaseBranchRef branch) { |
677 |
// branches.push_back(branch); |
678 |
// } |
679 |
|
680 |
void While::dump(int level) { |
681 |
printIndents(level); |
682 |
if (m_condition) |
683 |
if (m_condition->isConstExpr()) |
684 |
printf("while (%d) {\n", m_condition->evalInt()); |
685 |
else |
686 |
printf("while ([runtime expr]) {\n"); |
687 |
else |
688 |
printf("while ([INVALID]) {\n"); |
689 |
m_statements->dump(level+1); |
690 |
printIndents(level); |
691 |
printf("}\n"); |
692 |
} |
693 |
|
694 |
Statements* While::statements() const { |
695 |
return (m_statements) ? const_cast<Statements*>( &*m_statements ) : NULL; |
696 |
} |
697 |
|
698 |
bool While::evalLoopStartCondition() { |
699 |
if (!m_condition) return false; |
700 |
return m_condition->evalInt(); |
701 |
} |
702 |
|
703 |
void Neg::dump(int level) { |
704 |
printIndents(level); |
705 |
printf("Negative Expr\n"); |
706 |
} |
707 |
|
708 |
String ConcatString::evalStr() { |
709 |
return lhs->evalCastToStr() + rhs->evalCastToStr(); |
710 |
} |
711 |
|
712 |
void ConcatString::dump(int level) { |
713 |
printIndents(level); |
714 |
printf("ConcatString(\n"); |
715 |
lhs->dump(level+1); |
716 |
printIndents(level); |
717 |
printf(",\n"); |
718 |
rhs->dump(level+1); |
719 |
printIndents(level); |
720 |
printf(")"); |
721 |
} |
722 |
|
723 |
bool ConcatString::isConstExpr() const { |
724 |
return lhs->isConstExpr() && rhs->isConstExpr(); |
725 |
} |
726 |
|
727 |
int Relation::evalInt() { |
728 |
switch (type) { |
729 |
case LESS_THAN: |
730 |
return lhs->evalInt() < rhs->evalInt(); |
731 |
case GREATER_THAN: |
732 |
return lhs->evalInt() > rhs->evalInt(); |
733 |
case LESS_OR_EQUAL: |
734 |
return lhs->evalInt() <= rhs->evalInt(); |
735 |
case GREATER_OR_EQUAL: |
736 |
return lhs->evalInt() >= rhs->evalInt(); |
737 |
case EQUAL: |
738 |
if (lhs->exprType() == STRING_EXPR || rhs->exprType() == STRING_EXPR) |
739 |
return lhs->evalCastToStr() == rhs->evalCastToStr(); |
740 |
else |
741 |
return lhs->evalInt() == rhs->evalInt(); |
742 |
case NOT_EQUAL: |
743 |
if (lhs->exprType() == STRING_EXPR || rhs->exprType() == STRING_EXPR) |
744 |
return lhs->evalCastToStr() != rhs->evalCastToStr(); |
745 |
else |
746 |
return lhs->evalInt() != rhs->evalInt(); |
747 |
} |
748 |
return 0; |
749 |
} |
750 |
|
751 |
void Relation::dump(int level) { |
752 |
printIndents(level); |
753 |
printf("Relation(\n"); |
754 |
lhs->dump(level+1); |
755 |
printIndents(level); |
756 |
switch (type) { |
757 |
case LESS_THAN: |
758 |
printf("LESS_THAN\n"); |
759 |
break; |
760 |
case GREATER_THAN: |
761 |
printf("GREATER_THAN\n"); |
762 |
break; |
763 |
case LESS_OR_EQUAL: |
764 |
printf("LESS_OR_EQUAL\n"); |
765 |
break; |
766 |
case GREATER_OR_EQUAL: |
767 |
printf("GREATER_OR_EQUAL\n"); |
768 |
break; |
769 |
case EQUAL: |
770 |
printf("EQUAL\n"); |
771 |
break; |
772 |
case NOT_EQUAL: |
773 |
printf("NOT_EQUAL\n"); |
774 |
break; |
775 |
} |
776 |
rhs->dump(level+1); |
777 |
printIndents(level); |
778 |
printf(")\n"); |
779 |
} |
780 |
|
781 |
bool Relation::isConstExpr() const { |
782 |
return lhs->isConstExpr() && rhs->isConstExpr(); |
783 |
} |
784 |
|
785 |
int Or::evalInt() { |
786 |
IntExpr* pLHS = dynamic_cast<IntExpr*>(&*lhs); |
787 |
if (pLHS->evalInt()) return 1; |
788 |
IntExpr* pRHS = dynamic_cast<IntExpr*>(&*rhs);; |
789 |
return (pRHS->evalInt()) ? 1 : 0; |
790 |
} |
791 |
|
792 |
void Or::dump(int level) { |
793 |
printIndents(level); |
794 |
printf("Or(\n"); |
795 |
lhs->dump(level+1); |
796 |
printIndents(level); |
797 |
printf(",\n"); |
798 |
rhs->dump(level+1); |
799 |
printIndents(level); |
800 |
printf(")\n"); |
801 |
} |
802 |
|
803 |
int BitwiseOr::evalInt() { |
804 |
IntExpr* pLHS = dynamic_cast<IntExpr*>(&*lhs); |
805 |
IntExpr* pRHS = dynamic_cast<IntExpr*>(&*rhs); |
806 |
return pLHS->evalInt() | pRHS->evalInt(); |
807 |
} |
808 |
|
809 |
void BitwiseOr::dump(int level) { |
810 |
printIndents(level); |
811 |
printf("BitwiseOr(\n"); |
812 |
lhs->dump(level+1); |
813 |
printIndents(level); |
814 |
printf(",\n"); |
815 |
rhs->dump(level+1); |
816 |
printIndents(level); |
817 |
printf(")\n"); |
818 |
} |
819 |
|
820 |
int And::evalInt() { |
821 |
IntExpr* pLHS = dynamic_cast<IntExpr*>(&*lhs); |
822 |
if (!pLHS->evalInt()) return 0; |
823 |
IntExpr* pRHS = dynamic_cast<IntExpr*>(&*rhs); |
824 |
return (pRHS->evalInt()) ? 1 : 0; |
825 |
} |
826 |
|
827 |
void And::dump(int level) { |
828 |
printIndents(level); |
829 |
printf("And(\n"); |
830 |
lhs->dump(level+1); |
831 |
printIndents(level); |
832 |
printf(",\n"); |
833 |
rhs->dump(level+1); |
834 |
printIndents(level); |
835 |
printf(")\n"); |
836 |
} |
837 |
|
838 |
int BitwiseAnd::evalInt() { |
839 |
IntExpr* pLHS = dynamic_cast<IntExpr*>(&*lhs); |
840 |
IntExpr* pRHS = dynamic_cast<IntExpr*>(&*rhs); |
841 |
return pLHS->evalInt() & pRHS->evalInt(); |
842 |
} |
843 |
|
844 |
void BitwiseAnd::dump(int level) { |
845 |
printIndents(level); |
846 |
printf("BitwiseAnd(\n"); |
847 |
lhs->dump(level+1); |
848 |
printIndents(level); |
849 |
printf(",\n"); |
850 |
rhs->dump(level+1); |
851 |
printIndents(level); |
852 |
printf(")\n"); |
853 |
} |
854 |
|
855 |
void Not::dump(int level) { |
856 |
printIndents(level); |
857 |
printf("Not(\n"); |
858 |
expr->dump(level+1); |
859 |
printIndents(level); |
860 |
printf(")\n"); |
861 |
} |
862 |
|
863 |
void BitwiseNot::dump(int level) { |
864 |
printIndents(level); |
865 |
printf("BitwiseNot(\n"); |
866 |
expr->dump(level+1); |
867 |
printIndents(level); |
868 |
printf(")\n"); |
869 |
} |
870 |
|
871 |
VariableRef ParserContext::variableByName(const String& name) { |
872 |
if (!vartable.count(name)) { |
873 |
return VariableRef(); |
874 |
} |
875 |
return vartable.find(name)->second; |
876 |
} |
877 |
|
878 |
VariableRef ParserContext::globalVar(const String& name) { |
879 |
if (!vartable.count(name)) { |
880 |
//printf("No global var '%s'\n", name.c_str()); |
881 |
//for (std::map<String,VariableRef>::const_iterator it = vartable.begin(); it != vartable.end(); ++it) |
882 |
// printf("-> var '%s'\n", it->first.c_str()); |
883 |
return VariableRef(); |
884 |
} |
885 |
return vartable.find(name)->second; |
886 |
} |
887 |
|
888 |
IntVariableRef ParserContext::globalIntVar(const String& name) { |
889 |
return globalVar(name); |
890 |
} |
891 |
|
892 |
StringVariableRef ParserContext::globalStrVar(const String& name) { |
893 |
return globalVar(name); |
894 |
} |
895 |
|
896 |
ParserContext::~ParserContext() { |
897 |
destroyScanner(); |
898 |
if (globalIntMemory) { |
899 |
delete globalIntMemory; |
900 |
globalIntMemory = NULL; |
901 |
} |
902 |
} |
903 |
|
904 |
void ParserContext::addErr(int firstLine, int lastLine, int firstColumn, int lastColumn, const char* txt) { |
905 |
ParserIssue e; |
906 |
e.type = PARSER_ERROR; |
907 |
e.txt = txt; |
908 |
e.firstLine = firstLine; |
909 |
e.lastLine = lastLine; |
910 |
e.firstColumn = firstColumn; |
911 |
e.lastColumn = lastColumn; |
912 |
vErrors.push_back(e); |
913 |
vIssues.push_back(e); |
914 |
} |
915 |
|
916 |
void ParserContext::addWrn(int firstLine, int lastLine, int firstColumn, int lastColumn, const char* txt) { |
917 |
ParserIssue w; |
918 |
w.type = PARSER_WARNING; |
919 |
w.txt = txt; |
920 |
w.firstLine = firstLine; |
921 |
w.lastLine = lastLine; |
922 |
w.firstColumn = firstColumn; |
923 |
w.lastColumn = lastColumn; |
924 |
vWarnings.push_back(w); |
925 |
vIssues.push_back(w); |
926 |
} |
927 |
|
928 |
bool ParserContext::setPreprocessorCondition(const char* name) { |
929 |
if (builtinPreprocessorConditions.count(name)) return false; |
930 |
if (userPreprocessorConditions.count(name)) return false; |
931 |
userPreprocessorConditions.insert(name); |
932 |
return true; |
933 |
} |
934 |
|
935 |
bool ParserContext::resetPreprocessorCondition(const char* name) { |
936 |
if (builtinPreprocessorConditions.count(name)) return false; |
937 |
if (!userPreprocessorConditions.count(name)) return false; |
938 |
userPreprocessorConditions.erase(name); |
939 |
return true; |
940 |
} |
941 |
|
942 |
bool ParserContext::isPreprocessorConditionSet(const char* name) { |
943 |
if (builtinPreprocessorConditions.count(name)) return true; |
944 |
return userPreprocessorConditions.count(name); |
945 |
} |
946 |
|
947 |
std::vector<ParserIssue> ParserContext::issues() const { |
948 |
return vIssues; |
949 |
} |
950 |
|
951 |
std::vector<ParserIssue> ParserContext::errors() const { |
952 |
return vErrors; |
953 |
} |
954 |
|
955 |
std::vector<ParserIssue> ParserContext::warnings() const { |
956 |
return vWarnings; |
957 |
} |
958 |
|
959 |
VMEventHandler* ParserContext::eventHandler(uint index) { |
960 |
if (!handlers) return NULL; |
961 |
return handlers->eventHandler(index); |
962 |
} |
963 |
|
964 |
VMEventHandler* ParserContext::eventHandlerByName(const String& name) { |
965 |
if (!handlers) return NULL; |
966 |
return handlers->eventHandlerByName(name); |
967 |
} |
968 |
|
969 |
void ParserContext::registerBuiltInConstIntVariables(const std::map<String,int>& vars) { |
970 |
for (std::map<String,int>::const_iterator it = vars.begin(); |
971 |
it != vars.end(); ++it) |
972 |
{ |
973 |
ConstIntVariableRef ref = new ConstIntVariable(it->second); |
974 |
vartable[it->first] = ref; |
975 |
} |
976 |
} |
977 |
|
978 |
void ParserContext::registerBuiltInIntVariables(const std::map<String,VMIntRelPtr*>& vars) { |
979 |
for (std::map<String,VMIntRelPtr*>::const_iterator it = vars.begin(); |
980 |
it != vars.end(); ++it) |
981 |
{ |
982 |
BuiltInIntVariableRef ref = new BuiltInIntVariable(it->first, it->second); |
983 |
vartable[it->first] = ref; |
984 |
} |
985 |
} |
986 |
|
987 |
void ParserContext::registerBuiltInIntArrayVariables(const std::map<String,VMInt8Array*>& vars) { |
988 |
for (std::map<String,VMInt8Array*>::const_iterator it = vars.begin(); |
989 |
it != vars.end(); ++it) |
990 |
{ |
991 |
BuiltInIntArrayVariableRef ref = new BuiltInIntArrayVariable(it->first, it->second); |
992 |
vartable[it->first] = ref; |
993 |
} |
994 |
} |
995 |
|
996 |
void ParserContext::registerBuiltInDynVariables(const std::map<String,VMDynVar*>& vars) { |
997 |
for (std::map<String,VMDynVar*>::const_iterator it = vars.begin(); |
998 |
it != vars.end(); ++it) |
999 |
{ |
1000 |
DynamicVariableCallRef ref = new DynamicVariableCall(it->first, this, it->second); |
1001 |
vartable[it->first] = ref; |
1002 |
} |
1003 |
} |
1004 |
|
1005 |
} // namespace LinuxSampler |