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| 1901 | serge | 1 | /* |
| 2 | * Copyright © 2010 Intel Corporation |
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| 3 | * |
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| 4 | * Permission is hereby granted, free of charge, to any person obtaining a |
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| 5 | * copy of this software and associated documentation files (the "Software"), |
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| 6 | * to deal in the Software without restriction, including without limitation |
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| 7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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| 8 | * and/or sell copies of the Software, and to permit persons to whom the |
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| 9 | * Software is furnished to do so, subject to the following conditions: |
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| 10 | * |
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| 11 | * The above copyright notice and this permission notice (including the next |
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| 12 | * paragraph) shall be included in all copies or substantial portions of the |
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| 13 | * Software. |
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| 14 | * |
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| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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| 16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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| 17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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| 18 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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| 19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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| 20 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
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| 21 | * DEALINGS IN THE SOFTWARE. |
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| 22 | */ |
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| 23 | #include |
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| 24 | #include |
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| 25 | #include "ast.h" |
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| 26 | |||
| 27 | const char * |
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| 28 | ast_expression::operator_string(enum ast_operators op) |
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| 29 | { |
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| 30 | static const char *const operators[] = { |
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| 31 | "=", |
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| 32 | "+", |
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| 33 | "-", |
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| 34 | "+", |
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| 35 | "-", |
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| 36 | "*", |
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| 37 | "/", |
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| 38 | "%", |
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| 39 | "<<", |
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| 40 | ">>", |
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| 41 | "<", |
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| 42 | ">", |
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| 43 | "<=", |
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| 44 | ">=", |
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| 45 | "==", |
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| 46 | "!=", |
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| 47 | "&", |
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| 48 | "^", |
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| 49 | "|", |
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| 50 | "~", |
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| 51 | "&&", |
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| 52 | "^^", |
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| 53 | "||", |
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| 54 | "!", |
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| 55 | |||
| 56 | "*=", |
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| 57 | "/=", |
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| 58 | "%=", |
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| 59 | "+=", |
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| 60 | "-=", |
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| 61 | "<<=", |
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| 62 | ">>=", |
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| 63 | "&=", |
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| 64 | "^=", |
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| 65 | "|=", |
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| 66 | |||
| 67 | "?:", |
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| 68 | |||
| 69 | "++", |
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| 70 | "--", |
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| 71 | "++", |
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| 72 | "--", |
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| 73 | ".", |
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| 74 | }; |
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| 75 | |||
| 76 | assert((unsigned int)op < sizeof(operators) / sizeof(operators[0])); |
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| 77 | |||
| 78 | return operators[op]; |
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| 79 | } |
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| 80 | |||
| 81 | |||
| 82 | ast_expression_bin::ast_expression_bin(int oper, ast_expression *ex0, |
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| 83 | ast_expression *ex1) : |
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| 84 | ast_expression(oper, ex0, ex1, NULL) |
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| 85 | { |
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| 86 | assert((oper >= ast_plus) && (oper <= ast_logic_not)); |
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| 87 | } |
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| 88 | |||
| 89 | |||
| 90 | void |
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| 91 | ast_expression_bin::print(void) const |
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| 92 | { |
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| 93 | subexpressions[0]->print(); |
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| 94 | printf("%s ", operator_string(oper)); |
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| 95 | subexpressions[1]->print(); |
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| 96 | } |