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 4834 2006-04-25 12:25:43Z edwin $
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_stacksize = 0; /* thread stack size */
66 bool opt_verbose = false;
67 bool compileall = false;
69 bool loadverbose = false;
70 bool linkverbose = false;
71 bool initverbose = false;
73 bool opt_verboseclass = false;
74 bool opt_verbosegc = false;
75 bool opt_verbosejni = false;
76 bool opt_verbosecall = false; /* trace all method invocation */
77 bool opt_verboseexception = false;
79 bool showmethods = false;
80 bool showconstantpool = false;
83 char *opt_method = NULL;
84 char *opt_signature = NULL;
86 bool compileverbose = false; /* trace compiler actions */
87 bool showstack = false;
88 bool opt_showdisassemble = false; /* generate disassembler listing */
89 bool opt_showddatasegment = false; /* generate data segment listing */
90 bool opt_showintermediate = false; /* generate intermediate code listing */
91 bool opt_showexceptionstubs = false;
92 bool opt_shownativestub = false;
94 bool useinlining = false; /* use method inlining */
95 bool inlinevirtuals = false; /* inline unique virtual methods */
96 bool inlineexceptions = false; /* inline methods, that contain excptions */
97 bool inlineparamopt = false; /* optimize parameter passing to inlined methods */
98 bool inlineoutsiders = false; /* inline methods, that are not member of the invoker's class */
100 bool checkbounds = true; /* check array bounds */
101 bool checknull = true; /* check null pointers */
102 bool opt_noieee = false; /* don't implement ieee compliant floats */
103 bool checksync = true; /* do synchronization */
104 #if defined(ENABLE_LOOP)
105 bool opt_loops = false; /* optimize array accesses in loops */
108 bool makeinitializations = true;
110 #if defined(ENABLE_STATISTICS)
111 bool opt_stat = false;
112 bool opt_getloadingtime = false; /* to measure the runtime */
113 bool opt_getcompilingtime = false; /* compute compile time */
115 #if defined(ENABLE_VERIFIER)
116 bool opt_verify = true; /* true if classfiles should be verified */
118 bool opt_eager = false;
120 bool opt_prof = false;
121 bool opt_prof_bb = false;
124 /* optimization options *******************************************************/
126 #if defined(ENABLE_IFCONV)
127 bool opt_ifconv = false;
130 #if defined(ENABLE_LSRA)
131 bool opt_lsra = false;
135 /* interpreter options ********************************************************/
137 #if defined(ENABLE_INTRP)
138 bool opt_no_dynamic = false; /* suppress dynamic superinstructions */
139 bool opt_no_replication = false; /* don't use replication in intrp */
140 bool opt_no_quicksuper = false; /* instructions for quickening cannot be
141 part of dynamic superinstructions */
143 s4 opt_static_supers = 0x7fffffff;
144 bool vm_debug = false; /* XXX this should be called `opt_trace' */
148 /* options_get *****************************************************************
152 *******************************************************************************/
154 s4 options_get(opt_struct *opts, JavaVMInitArgs *vm_args)
159 if (opt_index >= vm_args->nOptions)
162 /* get the current option */
164 option = vm_args->options[opt_index].optionString;
166 if ((option == NULL) || (option[0] != '-'))
169 for (i = 0; opts[i].name; i++) {
171 /* boolean option found */
173 if (strcmp(option + 1, opts[i].name) == 0) {
175 return opts[i].value;
179 /* parameter option found */
181 /* with a space between */
183 if (strcmp(option + 1, opts[i].name) == 0) {
186 if (opt_index < vm_args->nOptions) {
187 opt_arg = strdup(vm_args->options[opt_index].optionString);
189 return opts[i].value;
195 /* parameter and option have no space between */
197 size_t l = strlen(opts[i].name);
199 if (strlen(option + 1) > l) {
200 if (memcmp(option + 1, opts[i].name, l) == 0) {
202 opt_arg = strdup(option + 1 + l);
203 return opts[i].value;
214 /* options_prepare *************************************************************
216 Prepare the JavaVMInitArgs.
218 *******************************************************************************/
220 JavaVMInitArgs *options_prepare(int argc, char **argv)
222 JavaVMInitArgs *vm_args;
225 vm_args = NEW(JavaVMInitArgs);
227 vm_args->version = JNI_VERSION_1_2;
228 vm_args->nOptions = argc - 1;
229 vm_args->options = MNEW(JavaVMOption, argc);
230 vm_args->ignoreUnrecognized = JNI_FALSE;
232 for (i = 1; i < argc; i++)
233 vm_args->options[i - 1].optionString = argv[i];
240 * These are local overrides for various environment variables in Emacs.
241 * Please do not remove this and leave it at the end of the file, where
242 * Emacs will automagically detect them.
243 * ---------------------------------------------------------------------
246 * indent-tabs-mode: t