70 lines
1.9 KiB
C++
70 lines
1.9 KiB
C++
|
#include "Compiler.hpp"
|
||
|
|
|
||
|
|
namespace fk
|
||
|
|
{
|
||
|
|
/*explicit*/ Compiler::Compiler()
|
||
|
|
{
|
||
|
|
}
|
||
|
|
|
||
|
|
/*virtual*/ Compiler::~Compiler()
|
||
|
|
{
|
||
|
|
}
|
||
|
|
|
||
|
|
std::shared_ptr<Program> Compiler::compile(std::shared_ptr<Node> node)
|
||
|
|
{
|
||
|
|
auto prog = std::make_shared<Program>();
|
||
|
|
compile(node, prog);
|
||
|
|
return prog;
|
||
|
|
}
|
||
|
|
|
||
|
|
void Compiler::compile(std::shared_ptr<Node> node,
|
||
|
|
std::shared_ptr<Program> prog)
|
||
|
|
{
|
||
|
|
switch (node->type())
|
||
|
|
{
|
||
|
|
case NODE_MODULE: {
|
||
|
|
for (size_t i=0; i<node->size(); i++)
|
||
|
|
{
|
||
|
|
compile(node->child(i), prog);
|
||
|
|
prog->add(OP_POP);
|
||
|
|
}
|
||
|
|
} break;
|
||
|
|
|
||
|
|
case NODE_INT: {
|
||
|
|
prog->load_const(std::make_shared<Constant>(TYPE_INT,
|
||
|
|
stoi(node->repr()),
|
||
|
|
node->loc()));
|
||
|
|
} break;
|
||
|
|
|
||
|
|
case NODE_FLOAT: {
|
||
|
|
prog->load_const(std::make_shared<Constant>(TYPE_FLOAT,
|
||
|
|
stof(node->repr()),
|
||
|
|
node->loc()));
|
||
|
|
} break;
|
||
|
|
|
||
|
|
case NODE_BOOL: {
|
||
|
|
prog->load_const(std::make_shared<Constant>(TYPE_BOOL,
|
||
|
|
node->repr() == "true",
|
||
|
|
node->loc()));
|
||
|
|
} break;
|
||
|
|
|
||
|
|
case NODE_STRING: {
|
||
|
|
std::string str = node->repr();
|
||
|
|
prog->load_const(std::make_shared<Constant>(TYPE_STRING,
|
||
|
|
str.substr(1, str.size() - 2),
|
||
|
|
node->loc()));
|
||
|
|
} break;
|
||
|
|
|
||
|
|
default: {
|
||
|
|
std::stringstream ss;
|
||
|
|
ss << "cannot compile expression '"
|
||
|
|
<< (NodeTypeStr[node->type()] + strlen("NODE_"))
|
||
|
|
<< "'";
|
||
|
|
|
||
|
|
node->loc().error<compile_error>(LOG_ERROR, ss.str());
|
||
|
|
} break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|