Mercurial > jdk8-mips64-public > nashorn / annotate
test/script/basic/ranges_payload.js@ab3ea5b3e507 (annotated)
test/script/basic/ranges_payload.js
Mon, 01 Jul 2013 19:52:07 +0530
- author
- sundar
- date
- Mon, 01 Jul 2013 19:52:07 +0530
- changeset 390
- ab3ea5b3e507
- parent 0
- b1a7da25b547
- child 962
- ac62e33a99b0
- permissions
- -rw-r--r--
8019488: switch on literals result in NoSuchMethodError or VerifyError
Reviewed-by: hannesw
| aoqi@0 | 1 | /* |
| aoqi@0 | 2 | * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved. |
| aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| aoqi@0 | 4 | * |
| aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
| aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
| aoqi@0 | 7 | * published by the Free Software Foundation. |
| aoqi@0 | 8 | * |
| aoqi@0 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| aoqi@0 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| aoqi@0 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| aoqi@0 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
| aoqi@0 | 13 | * accompanied this code). |
| aoqi@0 | 14 | * |
| aoqi@0 | 15 | * You should have received a copy of the GNU General Public License version |
| aoqi@0 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
| aoqi@0 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| aoqi@0 | 18 | * |
| aoqi@0 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| aoqi@0 | 20 | * or visit www.oracle.com if you need additional information or have any |
| aoqi@0 | 21 | * questions. |
| aoqi@0 | 22 | */ |
| aoqi@0 | 23 | |
| aoqi@0 | 24 | /** |
| aoqi@0 | 25 | * range analysis test. check that computation return values are correct |
| aoqi@0 | 26 | * both with and without range analysis |
| aoqi@0 | 27 | * |
| aoqi@0 | 28 | * @subtest |
| aoqi@0 | 29 | */ |
| aoqi@0 | 30 | |
| aoqi@0 | 31 | function f(c) { |
| aoqi@0 | 32 | var v = c & 0xffff; |
| aoqi@0 | 33 | var w = v & 0xfff; |
| aoqi@0 | 34 | var x = v * w; |
| aoqi@0 | 35 | return x; |
| aoqi@0 | 36 | } |
| aoqi@0 | 37 | |
| aoqi@0 | 38 | function g() { |
| aoqi@0 | 39 | var sum = 0; |
| aoqi@0 | 40 | for (var x = 0; x < 4711; x++) { |
| aoqi@0 | 41 | sum += x; |
| aoqi@0 | 42 | } |
| aoqi@0 | 43 | return sum; |
| aoqi@0 | 44 | } |
| aoqi@0 | 45 | |
| aoqi@0 | 46 | function g2() { |
| aoqi@0 | 47 | var sum = 0; |
| aoqi@0 | 48 | //make sure we overflow |
| aoqi@0 | 49 | var displacement = 0x7ffffffe; |
| aoqi@0 | 50 | for (var x = displacement; x < (displacement + 2); x++) { |
| aoqi@0 | 51 | sum += x; |
| aoqi@0 | 52 | } |
| aoqi@0 | 53 | return sum; |
| aoqi@0 | 54 | } |
| aoqi@0 | 55 | |
| aoqi@0 | 56 | //mostly provide code coverage for all the range operations |
| aoqi@0 | 57 | function h() { |
| aoqi@0 | 58 | var sum = 0; |
| aoqi@0 | 59 | sum += 4711; |
| aoqi@0 | 60 | sum &= 0xffff; |
| aoqi@0 | 61 | sum /= 2; |
| aoqi@0 | 62 | sum *= 2; |
| aoqi@0 | 63 | sum -= 4; |
| aoqi@0 | 64 | sum |= 2; |
| aoqi@0 | 65 | sum ^= 17; |
| aoqi@0 | 66 | sum = sum % 10000; |
| aoqi@0 | 67 | sum = -sum; |
| aoqi@0 | 68 | return sum |
| aoqi@0 | 69 | } |
| aoqi@0 | 70 | |
| aoqi@0 | 71 | print(f(17)); |
| aoqi@0 | 72 | print(g()); |
| aoqi@0 | 73 | print(g2()); |
| aoqi@0 | 74 | print(h()); |
