47 lines
1.3 KiB
C++
47 lines
1.3 KiB
C++
/** @file ex1.cpp **/
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#include "xo/expression/Constant.hpp"
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#include "xo/expression/Primitive.hpp"
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#include "xo/expression/llvmintrinsic.hpp"
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#include <iostream>
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#include <cmath>
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#include <math.h>
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// address of &sqrt ambiguous on osx/clang
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// (perhaps it's a template..?)
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//
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double xo_sqrt(double x) {
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return sqrt(x);
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}
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int
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main() {
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using xo::ast::make_constant;
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using xo::ast::make_primitive;
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using xo::ast::llvmintrinsic;
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using std::cout;
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using std::endl;
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{
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auto expr = make_constant(7);
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}
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{
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auto expr = make_primitive("sqrt",
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&xo_sqrt,
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false /*!explicit_symbol_def*/,
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llvmintrinsic::fp_sqrt);
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auto expr_td = expr->value_td();
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cout << "expr_td: " << expr_td->short_name() << endl;
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cout << "expr_td->is_function(): " << expr_td->is_function() << endl;
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cout << "expr_td->fn_retval(): " << expr_td->fn_retval()->short_name() << endl;
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cout << "expr_td->n_fn_arg(): " << expr_td->n_fn_arg() << endl;
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for (uint32_t i = 0; i < expr_td->n_fn_arg(); ++i)
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cout << "expr_td->fn_arg(" << i << "): " << expr_td->fn_arg(i)->short_name() << endl;
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cout << "expr_td->fn_is_noexcept(): " << expr_td->fn_is_noexcept() << endl;
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}
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}
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/** end ex1.cpp **/
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