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 8120 2007-06-20 22:11:24Z twisti $
37 #if defined(HAVE_STRING_H)
43 #include "mm/memory.h"
45 #include "native/jni.h"
49 #include "vmcore/options.h"
52 /* command line option ********************************************************/
54 s4 opt_index = 0; /* index of processed arguments */
55 char *opt_arg; /* this one exports the option argument */
57 bool opt_foo = false; /* option for development */
61 #if defined(ENABLE_JIT)
62 bool opt_jit = true; /* JIT mode execution (default) */
63 bool opt_intrp = false; /* interpreter mode execution */
65 bool opt_jit = false; /* JIT mode execution */
66 bool opt_intrp = true; /* interpreter mode execution (default) */
71 s4 opt_heapmaxsize = 0; /* maximum heap size */
72 s4 opt_heapstartsize = 0; /* initial heap size */
73 s4 opt_stacksize = 0; /* thread stack size */
75 bool opt_verbose = false;
76 bool opt_debugcolor = false; /* use ANSI terminal sequences */
77 bool compileall = false;
79 bool loadverbose = false;
80 bool linkverbose = false;
81 bool initverbose = false;
83 bool opt_verboseclass = false;
84 bool opt_verbosegc = false;
85 bool opt_verbosejni = false;
86 bool opt_verbosecall = false; /* trace all method invocation */
87 bool opt_verbosethreads = false;
89 bool showmethods = false;
90 bool showconstantpool = false;
93 char *opt_method = NULL;
94 char *opt_signature = NULL;
96 bool compileverbose = false; /* trace compiler actions */
97 bool showstack = false;
99 bool opt_showdisassemble = false; /* generate disassembler listing */
100 bool opt_shownops = false;
101 bool opt_showddatasegment = false; /* generate data segment listing */
102 bool opt_showintermediate = false; /* generate intermediate code listing */
103 bool opt_showexceptionstubs = false;
104 bool opt_shownativestub = false;
106 bool checkbounds = true; /* check array bounds */
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 #if defined(ENABLE_PROFILING)
126 bool opt_prof = false;
127 bool opt_prof_bb = false;
131 /* inlining options ***********************************************************/
133 #if defined(ENABLE_INLINING)
134 bool opt_inlining = false;
135 #if defined(ENABLE_INLINING_DEBUG) || !defined(NDEBUG)
136 s4 opt_replace_verbose = 0;
137 s4 opt_inline_debug_min_size = 0;
138 s4 opt_inline_debug_max_size = INT_MAX;
139 s4 opt_inline_debug_end_counter = INT_MAX;
140 bool opt_inline_debug_all = false;
141 #endif /* defined(ENABLE_INLINING_DEBUG) || !defined(NDEBUG) */
143 bool opt_inline_debug_log = false;
144 #endif /* !defined(NDEBUG) */
145 #endif /* defined(ENABLE_INLINING) */
148 /* optimization options *******************************************************/
150 #if defined(ENABLE_IFCONV)
151 bool opt_ifconv = false;
154 #if defined(ENABLE_LSRA) || defined(ENABLE_SSA)
155 bool opt_lsra = false;
159 /* interpreter options ********************************************************/
161 #if defined(ENABLE_INTRP)
162 bool opt_no_dynamic = false; /* suppress dynamic superinstructions */
163 bool opt_no_replication = false; /* don't use replication in intrp */
164 bool opt_no_quicksuper = false; /* instructions for quickening cannot be
165 part of dynamic superinstructions */
167 s4 opt_static_supers = 0x7fffffff;
168 bool vm_debug = false; /* XXX this should be called `opt_trace' */
171 #if defined(ENABLE_DEBUG_FILTER)
172 const char *opt_filter_verbosecall_include = 0;
173 const char *opt_filter_verbosecall_exclude = 0;
174 const char *opt_filter_show_method = 0;
178 /* -XX options ****************************************************************/
180 /* NOTE: For better readability keep these alpha-sorted. */
182 int32_t opt_ProfileGCMemoryUsage = 0;
183 int32_t opt_ProfileMemoryUsage = 0;
184 FILE *opt_ProfileMemoryUsageGNUPlot = NULL;
185 int32_t opt_TraceExceptions = 0;
189 OPT_ProfileGCMemoryUsage,
190 OPT_ProfileMemoryUsage,
191 OPT_ProfileMemoryUsageGNUPlot,
196 option_t options_XX[] = {
197 { "ProfileGCMemoryUsage", OPT_ProfileGCMemoryUsage, "" },
198 { "ProfileMemoryUsage", OPT_ProfileMemoryUsage, "" },
199 { "ProfileMemoryUsageGNUPlot", OPT_ProfileMemoryUsageGNUPlot, "" },
200 { "TraceExceptions", OPT_TraceExceptions, "" },
204 /* options_get *****************************************************************
208 *******************************************************************************/
210 s4 options_get(opt_struct *opts, JavaVMInitArgs *vm_args)
215 if (opt_index >= vm_args->nOptions)
218 /* get the current option */
220 option = vm_args->options[opt_index].optionString;
222 if ((option == NULL) || (option[0] != '-'))
225 for (i = 0; opts[i].name; i++) {
227 /* boolean option found */
229 if (strcmp(option + 1, opts[i].name) == 0) {
231 return opts[i].value;
235 /* parameter option found */
237 /* with a space between */
239 if (strcmp(option + 1, opts[i].name) == 0) {
242 if (opt_index < vm_args->nOptions) {
244 #if defined(HAVE_STRDUP)
245 opt_arg = strdup(vm_args->options[opt_index].optionString);
251 return opts[i].value;
257 /* parameter and option have no space between */
259 /* FIXME: this assumption is plain wrong, hits you if there is a
260 * parameter with no argument starting with same letter as param with argument
261 * but named after that one, ouch! */
263 size_t l = strlen(opts[i].name);
265 if (strlen(option + 1) > l) {
266 if (memcmp(option + 1, opts[i].name, l) == 0) {
269 #if defined(HAVE_STRDUP)
270 opt_arg = strdup(option + 1 + l);
275 return opts[i].value;
286 /* options_xx ******************************************************************
290 *******************************************************************************/
292 void options_xx(const char *name)
302 log_println("name: %s", name);
304 /* Search for a ':' in the option name and get the option name
305 length and the value of the option. */
307 end = strchr(name, ':');
310 length = strlen(name);
318 /* search the option in the option array */
322 for (i = 0; options_XX[i].name != NULL; i++) {
323 if (strncmp(options_XX[i].name, name, length) == 0) {
324 option = options_XX[i].option;
329 /* process the option */
332 case OPT_ProfileGCMemoryUsage:
334 opt_ProfileGCMemoryUsage = 5;
336 opt_ProfileGCMemoryUsage = atoi(value);
339 case OPT_ProfileMemoryUsage:
341 opt_ProfileMemoryUsage = 5;
343 opt_ProfileMemoryUsage = atoi(value);
345 # if defined(ENABLE_STATISTICS)
346 /* we also need statistics */
352 case OPT_ProfileMemoryUsageGNUPlot:
354 filename = "profile.dat";
358 file = fopen(filename, "w");
361 vm_abort("options_xx: fopen failed: %s", strerror(errno));
363 opt_ProfileMemoryUsageGNUPlot = file;
366 case OPT_TraceExceptions:
367 opt_TraceExceptions = true;
371 printf("Unknown option: -XX:%s\n", name);
378 * These are local overrides for various environment variables in Emacs.
379 * Please do not remove this and leave it at the end of the file, where
380 * Emacs will automagically detect them.
381 * ---------------------------------------------------------------------
384 * indent-tabs-mode: t