1 /* src/vmcore/options.c - contains global options
3 Copyright (C) 1996-2005, 2006, 2007 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 $Id: options.c 7450 2007-03-04 19:13:29Z edwin $
37 #include "mm/memory.h"
38 #include "native/jni.h"
39 #include "vmcore/options.h"
42 /* command line option ********************************************************/
44 s4 opt_index = 0; /* index of processed arguments */
45 char *opt_arg; /* this one exports the option argument */
47 bool opt_foo = false; /* option for development */
51 #if defined(ENABLE_JIT)
52 bool opt_jit = true; /* JIT mode execution (default) */
53 bool opt_intrp = false; /* interpreter mode execution */
55 bool opt_jit = false; /* JIT mode execution */
56 bool opt_intrp = true; /* interpreter mode execution (default) */
61 s4 opt_heapmaxsize = 0; /* maximum heap size */
62 s4 opt_heapstartsize = 0; /* initial heap size */
63 s4 opt_stacksize = 0; /* thread stack size */
65 bool opt_verbose = false;
66 bool opt_debugcolor = false; /* use ANSI terminal sequences */
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;
78 bool opt_verbosememory = false;
80 bool showmethods = false;
81 bool showconstantpool = false;
84 char *opt_method = NULL;
85 char *opt_signature = NULL;
87 bool compileverbose = false; /* trace compiler actions */
88 bool showstack = false;
90 bool opt_showdisassemble = false; /* generate disassembler listing */
91 bool opt_shownops = false;
92 bool opt_showddatasegment = false; /* generate data segment listing */
93 bool opt_showintermediate = false; /* generate intermediate code listing */
94 bool opt_showexceptionstubs = false;
95 bool opt_shownativestub = false;
97 bool checkbounds = true; /* check array bounds */
98 bool checknull = true; /* check null pointers */
99 bool opt_noieee = false; /* don't implement ieee compliant floats */
100 bool checksync = true; /* do synchronization */
101 #if defined(ENABLE_LOOP)
102 bool opt_loops = false; /* optimize array accesses in loops */
105 bool makeinitializations = true;
107 #if defined(ENABLE_STATISTICS)
108 bool opt_stat = false;
109 bool opt_getloadingtime = false; /* to measure the runtime */
110 bool opt_getcompilingtime = false; /* compute compile time */
112 #if defined(ENABLE_VERIFIER)
113 bool opt_verify = true; /* true if classfiles should be verified */
115 bool opt_eager = false;
117 #if defined(ENABLE_PROFILING)
118 bool opt_prof = false;
119 bool opt_prof_bb = false;
123 /* inlining options ***********************************************************/
125 #if defined(ENABLE_INLINING)
126 bool opt_inlining = false;
127 #if defined(ENABLE_INLINING_DEBUG) || !defined(NDEBUG)
128 s4 opt_replace_verbose = 0;
129 s4 opt_inline_debug_min_size = 0;
130 s4 opt_inline_debug_max_size = INT_MAX;
131 s4 opt_inline_debug_end_counter = INT_MAX;
132 bool opt_inline_debug_all = false;
133 #endif /* defined(ENABLE_INLINING_DEBUG) || !defined(NDEBUG) */
135 bool opt_inline_debug_log = false;
136 #endif /* !defined(NDEBUG) */
137 #endif /* defined(ENABLE_INLINING) */
140 /* optimization options *******************************************************/
142 #if defined(ENABLE_IFCONV)
143 bool opt_ifconv = false;
146 #if defined(ENABLE_LSRA) || defined(ENABLE_SSA)
147 bool opt_lsra = false;
151 /* interpreter options ********************************************************/
153 #if defined(ENABLE_INTRP)
154 bool opt_no_dynamic = false; /* suppress dynamic superinstructions */
155 bool opt_no_replication = false; /* don't use replication in intrp */
156 bool opt_no_quicksuper = false; /* instructions for quickening cannot be
157 part of dynamic superinstructions */
159 s4 opt_static_supers = 0x7fffffff;
160 bool vm_debug = false; /* XXX this should be called `opt_trace' */
164 /* options_get *****************************************************************
168 *******************************************************************************/
170 s4 options_get(opt_struct *opts, JavaVMInitArgs *vm_args)
175 if (opt_index >= vm_args->nOptions)
178 /* get the current option */
180 option = vm_args->options[opt_index].optionString;
182 if ((option == NULL) || (option[0] != '-'))
185 for (i = 0; opts[i].name; i++) {
187 /* boolean option found */
189 if (strcmp(option + 1, opts[i].name) == 0) {
191 return opts[i].value;
195 /* parameter option found */
197 /* with a space between */
199 if (strcmp(option + 1, opts[i].name) == 0) {
202 if (opt_index < vm_args->nOptions) {
203 opt_arg = strdup(vm_args->options[opt_index].optionString);
205 return opts[i].value;
211 /* parameter and option have no space between */
213 /* FIXME: this assumption is plain wrong, hits you if there is a
214 * parameter with no argument starting with same letter as param with argument
215 * but named after that one, ouch! */
217 size_t l = strlen(opts[i].name);
219 if (strlen(option + 1) > l) {
220 if (memcmp(option + 1, opts[i].name, l) == 0) {
222 opt_arg = strdup(option + 1 + l);
223 return opts[i].value;
235 * These are local overrides for various environment variables in Emacs.
236 * Please do not remove this and leave it at the end of the file, where
237 * Emacs will automagically detect them.
238 * ---------------------------------------------------------------------
241 * indent-tabs-mode: t