1 /* src/vm/options.c - contains global options
3 Copyright (C) 1996-2005, 2006 R. Grafl, A. Krall, C. Kruegel,
4 C. Oates, R. Obermaisser, M. Platter, M. Probst, S. Ring,
5 E. Steiner, C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich,
6 J. Wenninger, Institut f. Computersprachen - TU Wien
8 This file is part of CACAO.
10 This program is free software; you can redistribute it and/or
11 modify it under the terms of the GNU General Public License as
12 published by the Free Software Foundation; either version 2, or (at
13 your option) any later version.
15 This program is distributed in the hope that it will be useful, but
16 WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
25 Contact: cacao@cacaojvm.org
27 Authors: Christian Thalinger
31 $Id: options.c 4942 2006-05-23 08:42:46Z twisti $
42 #include "mm/memory.h"
43 #include "native/jni.h"
44 #include "vm/options.h"
47 /* command line option ********************************************************/
49 s4 opt_index = 0; /* index of processed arguments */
50 char *opt_arg; /* this one exports the option argument */
54 #if defined(ENABLE_JIT)
55 bool opt_jit = true; /* JIT mode execution (default) */
56 bool opt_intrp = false; /* interpreter mode execution */
58 bool opt_jit = false; /* JIT mode execution */
59 bool opt_intrp = true; /* interpreter mode execution (default) */
64 s4 opt_heapmaxsize = 0; /* maximum heap size */
65 s4 opt_heapstartsize = 0; /* initial heap size */
66 s4 opt_stacksize = 0; /* thread stack size */
68 bool opt_verbose = false;
69 bool compileall = false;
71 bool loadverbose = false;
72 bool linkverbose = false;
73 bool initverbose = false;
75 bool opt_verboseclass = false;
76 bool opt_verbosegc = false;
77 bool opt_verbosejni = false;
78 bool opt_verbosecall = false; /* trace all method invocation */
79 bool opt_verboseexception = false;
81 bool showmethods = false;
82 bool showconstantpool = false;
85 char *opt_method = NULL;
86 char *opt_signature = NULL;
88 bool compileverbose = false; /* trace compiler actions */
89 bool showstack = false;
90 bool opt_showdisassemble = false; /* generate disassembler listing */
91 bool opt_showddatasegment = false; /* generate data segment listing */
92 bool opt_showintermediate = false; /* generate intermediate code listing */
93 bool opt_showexceptionstubs = false;
94 bool opt_shownativestub = false;
96 bool useinlining = false; /* use method inlining */
97 bool inlinevirtuals = false; /* inline unique virtual methods */
98 bool inlineexceptions = false; /* inline methods, that contain excptions */
99 bool inlineparamopt = false; /* optimize parameter passing to inlined methods */
100 bool inlineoutsiders = false; /* inline methods, that are not member of the invoker's class */
102 bool checkbounds = true; /* check array bounds */
103 bool checknull = true; /* check null pointers */
104 bool opt_noieee = false; /* don't implement ieee compliant floats */
105 bool checksync = true; /* do synchronization */
106 #if defined(ENABLE_LOOP)
107 bool opt_loops = false; /* optimize array accesses in loops */
110 bool makeinitializations = true;
112 #if defined(ENABLE_STATISTICS)
113 bool opt_stat = false;
114 bool opt_getloadingtime = false; /* to measure the runtime */
115 bool opt_getcompilingtime = false; /* compute compile time */
117 #if defined(ENABLE_VERIFIER)
118 bool opt_verify = true; /* true if classfiles should be verified */
120 bool opt_eager = false;
122 bool opt_prof = false;
123 bool opt_prof_bb = false;
126 /* optimization options *******************************************************/
128 #if defined(ENABLE_IFCONV)
129 bool opt_ifconv = false;
132 #if defined(ENABLE_LSRA)
133 bool opt_lsra = false;
137 /* interpreter options ********************************************************/
139 #if defined(ENABLE_INTRP)
140 bool opt_no_dynamic = false; /* suppress dynamic superinstructions */
141 bool opt_no_replication = false; /* don't use replication in intrp */
142 bool opt_no_quicksuper = false; /* instructions for quickening cannot be
143 part of dynamic superinstructions */
145 s4 opt_static_supers = 0x7fffffff;
146 bool vm_debug = false; /* XXX this should be called `opt_trace' */
150 /* options_get *****************************************************************
154 *******************************************************************************/
156 s4 options_get(opt_struct *opts, JavaVMInitArgs *vm_args)
161 if (opt_index >= vm_args->nOptions)
164 /* get the current option */
166 option = vm_args->options[opt_index].optionString;
168 if ((option == NULL) || (option[0] != '-'))
171 for (i = 0; opts[i].name; i++) {
173 /* boolean option found */
175 if (strcmp(option + 1, opts[i].name) == 0) {
177 return opts[i].value;
181 /* parameter option found */
183 /* with a space between */
185 if (strcmp(option + 1, opts[i].name) == 0) {
188 if (opt_index < vm_args->nOptions) {
189 opt_arg = strdup(vm_args->options[opt_index].optionString);
191 return opts[i].value;
197 /* parameter and option have no space between */
199 size_t l = strlen(opts[i].name);
201 if (strlen(option + 1) > l) {
202 if (memcmp(option + 1, opts[i].name, l) == 0) {
204 opt_arg = strdup(option + 1 + l);
205 return opts[i].value;
216 /* options_prepare *************************************************************
218 Prepare the JavaVMInitArgs.
220 *******************************************************************************/
222 JavaVMInitArgs *options_prepare(int argc, char **argv)
224 JavaVMInitArgs *vm_args;
227 vm_args = NEW(JavaVMInitArgs);
229 vm_args->version = JNI_VERSION_1_2;
230 vm_args->nOptions = argc - 1;
231 vm_args->options = MNEW(JavaVMOption, argc);
232 vm_args->ignoreUnrecognized = JNI_FALSE;
234 for (i = 1; i < argc; i++)
235 vm_args->options[i - 1].optionString = argv[i];
242 * These are local overrides for various environment variables in Emacs.
243 * Please do not remove this and leave it at the end of the file, where
244 * Emacs will automagically detect them.
245 * ---------------------------------------------------------------------
248 * indent-tabs-mode: t