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 5253 2006-08-18 18:37:19Z tbfg $
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 */
52 bool opt_foo = false; /* option for development */
56 #if defined(ENABLE_JIT)
57 bool opt_jit = true; /* JIT mode execution (default) */
58 bool opt_intrp = false; /* interpreter mode execution */
60 bool opt_jit = false; /* JIT mode execution */
61 bool opt_intrp = true; /* interpreter mode execution (default) */
66 s4 opt_heapmaxsize = 0; /* maximum heap size */
67 s4 opt_heapstartsize = 0; /* initial heap size */
68 s4 opt_stacksize = 0; /* thread stack size */
70 bool opt_verbose = false;
71 bool opt_colorverbose = false; /* use ANSI terminal sequences */
72 bool compileall = false;
74 bool loadverbose = false;
75 bool linkverbose = false;
76 bool initverbose = false;
78 bool opt_verboseclass = false;
79 bool opt_verbosegc = false;
80 bool opt_verbosejni = false;
81 bool opt_verbosecall = false; /* trace all method invocation */
82 bool opt_verboseexception = false;
84 bool showmethods = false;
85 bool showconstantpool = false;
88 char *opt_method = NULL;
89 char *opt_signature = NULL;
91 bool compileverbose = false; /* trace compiler actions */
92 bool showstack = false;
93 bool opt_showdisassemble = false; /* generate disassembler listing */
94 bool opt_showddatasegment = false; /* generate data segment listing */
95 bool opt_showintermediate = false; /* generate intermediate code listing */
96 bool opt_showexceptionstubs = false;
97 bool opt_shownativestub = false;
99 bool useinlining = false; /* use method inlining */
100 bool inlinevirtuals = false; /* inline unique virtual methods */
101 bool inlineexceptions = false; /* inline methods, that contain excptions */
102 bool inlineparamopt = false; /* optimize parameter passing to inlined methods */
103 bool inlineoutsiders = false; /* inline methods, that are not member of the invoker's class */
105 bool checkbounds = true; /* check array bounds */
106 bool checknull = true; /* check null pointers */
107 bool opt_noieee = false; /* don't implement ieee compliant floats */
108 bool checksync = true; /* do synchronization */
109 #if defined(ENABLE_LOOP)
110 bool opt_loops = false; /* optimize array accesses in loops */
113 bool makeinitializations = true;
115 #if defined(ENABLE_STATISTICS)
116 bool opt_stat = false;
117 bool opt_getloadingtime = false; /* to measure the runtime */
118 bool opt_getcompilingtime = false; /* compute compile time */
120 #if defined(ENABLE_VERIFIER)
121 bool opt_verify = true; /* true if classfiles should be verified */
123 bool opt_eager = false;
125 bool opt_prof = false;
126 bool opt_prof_bb = false;
129 /* optimization options *******************************************************/
131 #if defined(ENABLE_IFCONV)
132 bool opt_ifconv = false;
135 #if defined(ENABLE_LSRA) || defined(ENABLE_SSA)
136 bool opt_lsra = false;
140 /* interpreter options ********************************************************/
142 #if defined(ENABLE_INTRP)
143 bool opt_no_dynamic = false; /* suppress dynamic superinstructions */
144 bool opt_no_replication = false; /* don't use replication in intrp */
145 bool opt_no_quicksuper = false; /* instructions for quickening cannot be
146 part of dynamic superinstructions */
148 s4 opt_static_supers = 0x7fffffff;
149 bool vm_debug = false; /* XXX this should be called `opt_trace' */
153 /* options_get *****************************************************************
157 *******************************************************************************/
159 s4 options_get(opt_struct *opts, JavaVMInitArgs *vm_args)
164 if (opt_index >= vm_args->nOptions)
167 /* get the current option */
169 option = vm_args->options[opt_index].optionString;
171 if ((option == NULL) || (option[0] != '-'))
174 for (i = 0; opts[i].name; i++) {
176 /* boolean option found */
178 if (strcmp(option + 1, opts[i].name) == 0) {
180 return opts[i].value;
184 /* parameter option found */
186 /* with a space between */
188 if (strcmp(option + 1, opts[i].name) == 0) {
191 if (opt_index < vm_args->nOptions) {
192 opt_arg = strdup(vm_args->options[opt_index].optionString);
194 return opts[i].value;
200 /* parameter and option have no space between */
202 /* FIXME: this assumption is plain wrong, hits you if there is a
203 * parameter with no argument starting with same letter as param with argument
204 * but named after that one, ouch! */
206 size_t l = strlen(opts[i].name);
208 if (strlen(option + 1) > l) {
209 if (memcmp(option + 1, opts[i].name, l) == 0) {
211 opt_arg = strdup(option + 1 + l);
212 return opts[i].value;
223 /* options_prepare *************************************************************
225 Prepare the JavaVMInitArgs.
227 *******************************************************************************/
229 JavaVMInitArgs *options_prepare(int argc, char **argv)
231 JavaVMInitArgs *vm_args;
234 vm_args = NEW(JavaVMInitArgs);
236 vm_args->version = JNI_VERSION_1_2;
237 vm_args->nOptions = argc - 1;
238 vm_args->options = MNEW(JavaVMOption, argc);
239 vm_args->ignoreUnrecognized = JNI_FALSE;
241 for (i = 1; i < argc; i++)
242 vm_args->options[i - 1].optionString = argv[i];
249 * These are local overrides for various environment variables in Emacs.
250 * Please do not remove this and leave it at the end of the file, where
251 * Emacs will automagically detect them.
252 * ---------------------------------------------------------------------
255 * indent-tabs-mode: t