xo-umbrella2/xo-expression/example/ex1/ex1.cpp
Roland Conybeare aecabbb144 Add 'xo-expression/' from commit '5ac3c03a0c'
git-subtree-dir: xo-expression
git-subtree-mainline: d0f5ccc1ce
git-subtree-split: 5ac3c03a0c
2025-05-11 01:22:16 -05:00

39 lines
1.2 KiB
C++

/** @file ex1.cpp **/
#include "xo/expression/Constant.hpp"
#include "xo/expression/Primitive.hpp"
#include "xo/expression/llvmintrinsic.hpp"
#include <iostream>
#include <cmath>
int
main() {
using xo::ast::make_constant;
using xo::ast::make_primitive;
using xo::ast::llvmintrinsic;
using std::cout;
using std::endl;
{
auto expr = make_constant(7);
}
{
auto expr = make_primitive("sqrt",
&::sqrt,
false /*!explicit_symbol_def*/,
llvmintrinsic::fp_sqrt);
auto expr_td = expr->value_td();
cout << "expr_td: " << expr_td->short_name() << endl;
cout << "expr_td->is_function(): " << expr_td->is_function() << endl;
cout << "expr_td->fn_retval(): " << expr_td->fn_retval()->short_name() << endl;
cout << "expr_td->n_fn_arg(): " << expr_td->n_fn_arg() << endl;
for (uint32_t i = 0; i < expr_td->n_fn_arg(); ++i)
cout << "expr_td->fn_arg(" << i << "): " << expr_td->fn_arg(i)->short_name() << endl;
cout << "expr_td->fn_is_noexcept(): " << expr_td->fn_is_noexcept() << endl;
}
}
/** end ex1.cpp **/