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/*
* Copyright © 2010 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#include <assert.h>
#include "ast.h"
const char *
ast_expression::operator_string(enum ast_operators op)
{
static const char *const operators[] = {
"=",
"+",
"-",
"+",
"-",
"*",
"/",
"%",
"<<",
">>",
"<",
">",
"<=",
">=",
"==",
"!=",
"&",
"^",
"|",
"~",
"&&",
"^^",
"||",
"!",
"*=",
"/=",
"%=",
"+=",
"-=",
"<<=",
">>=",
"&=",
"^=",
"|=",
"?:",
"++",
"--",
"++",
"--",
".",
};
assert((unsigned int)op < sizeof(operators) / sizeof(operators[0]));
return operators[op];
}
ast_expression_bin::ast_expression_bin(int oper, ast_expression *ex0,
ast_expression *ex1) :
ast_expression(oper, ex0, ex1, NULL)
{
assert((oper >= ast_plus) && (oper <= ast_logic_not));
}
void
ast_expression_bin::print(void) const
{
subexpressions[0]->print();
printf("%s ", operator_string(oper));
subexpressions[1]->print();
}