Tue, 28 Oct 2008 09:31:30 -0700
6754519: don't emit flag fixup for NaN when condition being tested doesn't need it
Reviewed-by: kvn, rasbold
duke@435 | 1 | /* |
duke@435 | 2 | * Copyright 1998-2006 Sun Microsystems, Inc. All Rights Reserved. |
duke@435 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
duke@435 | 4 | * |
duke@435 | 5 | * This code is free software; you can redistribute it and/or modify it |
duke@435 | 6 | * under the terms of the GNU General Public License version 2 only, as |
duke@435 | 7 | * published by the Free Software Foundation. |
duke@435 | 8 | * |
duke@435 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
duke@435 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@435 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@435 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
duke@435 | 13 | * accompanied this code). |
duke@435 | 14 | * |
duke@435 | 15 | * You should have received a copy of the GNU General Public License version |
duke@435 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
duke@435 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@435 | 18 | * |
duke@435 | 19 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
duke@435 | 20 | * CA 95054 USA or visit www.sun.com if you need additional information or |
duke@435 | 21 | * have any questions. |
duke@435 | 22 | * |
duke@435 | 23 | */ |
duke@435 | 24 | |
duke@435 | 25 | // |
duke@435 | 26 | // Standard include file for ADLC parser |
duke@435 | 27 | // |
duke@435 | 28 | |
duke@435 | 29 | // standard library constants |
duke@435 | 30 | #include "stdio.h" |
duke@435 | 31 | #include "stdlib.h" |
duke@435 | 32 | #include <iostream> |
duke@435 | 33 | #include "string.h" |
duke@435 | 34 | #include "ctype.h" |
duke@435 | 35 | #include "stdarg.h" |
duke@435 | 36 | #include <sys/types.h> |
duke@435 | 37 | |
duke@435 | 38 | #if _MSC_VER >= 1300 |
duke@435 | 39 | using namespace std; |
duke@435 | 40 | #endif |
duke@435 | 41 | |
duke@435 | 42 | // make sure the MSC_VER and _MSC_VER settings make sense |
duke@435 | 43 | #if _MSC_VER != MSC_VER && (_MSC_VER != 1400 || MSC_VER != 1399) |
duke@435 | 44 | #error "Something is wrong with the detection of MSC_VER in the makefiles" |
duke@435 | 45 | #endif |
duke@435 | 46 | |
duke@435 | 47 | #if _MSC_VER >= 1400 && !defined(_WIN64) |
duke@435 | 48 | #define strdup _strdup |
duke@435 | 49 | #endif |
duke@435 | 50 | |
duke@435 | 51 | /* Make sure that we have the intptr_t and uintptr_t definitions */ |
duke@435 | 52 | #ifdef _WIN32 |
duke@435 | 53 | #ifndef _INTPTR_T_DEFINED |
duke@435 | 54 | #ifdef _WIN64 |
duke@435 | 55 | typedef __int64 intptr_t; |
duke@435 | 56 | #else |
duke@435 | 57 | typedef int intptr_t; |
duke@435 | 58 | #endif |
duke@435 | 59 | #define _INTPTR_T_DEFINED |
duke@435 | 60 | #endif |
duke@435 | 61 | |
duke@435 | 62 | #ifndef _UINTPTR_T_DEFINED |
duke@435 | 63 | #ifdef _WIN64 |
duke@435 | 64 | typedef unsigned __int64 uintptr_t; |
duke@435 | 65 | #else |
duke@435 | 66 | typedef unsigned int uintptr_t; |
duke@435 | 67 | #endif |
duke@435 | 68 | #define _UINTPTR_T_DEFINED |
duke@435 | 69 | #endif |
duke@435 | 70 | #endif // _WIN32 |
duke@435 | 71 | |
duke@435 | 72 | #ifdef LINUX |
duke@435 | 73 | #include <inttypes.h> |
duke@435 | 74 | #endif // LINUX |
duke@435 | 75 | |
duke@435 | 76 | // Macros |
duke@435 | 77 | #define uint32 unsigned int |
duke@435 | 78 | #define uint unsigned int |
duke@435 | 79 | |
duke@435 | 80 | // Macros |
duke@435 | 81 | // Debugging note: Put a breakpoint on "abort". |
duke@435 | 82 | #define assert(cond, msg) { if (!(cond)) { fprintf(stderr, "assert fails %s %d: %s\n", __FILE__, __LINE__, msg); abort(); }} |
duke@435 | 83 | #define max(a, b) (((a)>(b)) ? (a) : (b)) |
duke@435 | 84 | |
duke@435 | 85 | // VM components |
duke@435 | 86 | #include "opcodes.hpp" |
duke@435 | 87 | |
duke@435 | 88 | // ADLC components |
duke@435 | 89 | #include "arena.hpp" |
duke@435 | 90 | #include "adlcVMDeps.hpp" |
duke@435 | 91 | #include "filebuff.hpp" |
duke@435 | 92 | #include "dict2.hpp" |
duke@435 | 93 | #include "forms.hpp" |
duke@435 | 94 | #include "formsopt.hpp" |
duke@435 | 95 | #include "formssel.hpp" |
duke@435 | 96 | #include "archDesc.hpp" |
duke@435 | 97 | #include "adlparse.hpp" |
duke@435 | 98 | |
duke@435 | 99 | // globally define ArchDesc for convenience. Alternatively every form |
duke@435 | 100 | // could have a backpointer to the AD but it's too complicated to pass |
duke@435 | 101 | // it everywhere it needs to be available. |
duke@435 | 102 | extern ArchDesc* globalAD; |