/* params.h - Run-time parameters.
- Copyright (C) 2001, 2003, 2004 Free Software Foundation, Inc.
+ Copyright (C) 2001, 2003, 2004, 2005, 2007, 2008, 2009
+ Free Software Foundation, Inc.
Written by Mark Mitchell <mark@codesourcery.com>.
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
-Software Foundation; either version 2, or (at your option) any later
+Software Foundation; either version 3, or (at your option) any later
version.
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
for more details.
You should have received a copy of the GNU General Public License
-along with GCC; see the file COPYING. If not, write to the Free
-Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-02111-1307, USA.
-
-*/
+along with GCC; see the file COPYING3. If not see
+<http://www.gnu.org/licenses/>. */
/* This module provides a means for setting integral parameters
dynamically. Instead of encoding magic numbers in various places,
const char *const option;
/* The associated value. */
int value;
+
+ /* True if the parameter was explicitly set. */
+ bool set;
+
+ /* Minimum acceptable value. */
+ int min_value;
+
+ /* Maximum acceptable value, if greater than minimum */
+ int max_value;
+
/* A short description of the option. */
const char *const help;
} param_info;
typedef enum compiler_param
{
-#define DEFPARAM(enumerator, option, msgid, default) \
+#define DEFPARAM(enumerator, option, msgid, default, min, max) \
enumerator,
#include "params.def"
#undef DEFPARAM
#define PARAM_VALUE(ENUM) \
(compiler_params[(int) ENUM].value)
+/* True if the value of the parameter was explicitly changed. */
+#define PARAM_SET_P(ENUM) \
+ (compiler_params[(int) ENUM].set)
+
/* Macros for the various parameters. */
-#define SRA_MAX_STRUCTURE_SIZE \
- PARAM_VALUE (PARAM_SRA_MAX_STRUCTURE_SIZE)
-#define SRA_FIELD_STRUCTURE_RATIO \
- PARAM_VALUE (PARAM_SRA_FIELD_STRUCTURE_RATIO)
+#define STRUCT_REORG_COLD_STRUCT_RATIO \
+ PARAM_VALUE (PARAM_STRUCT_REORG_COLD_STRUCT_RATIO)
#define MAX_INLINE_INSNS_SINGLE \
PARAM_VALUE (PARAM_MAX_INLINE_INSNS_SINGLE)
#define MAX_INLINE_INSNS \
PARAM_VALUE (PARAM_MAX_INLINE_INSNS_AUTO)
#define MAX_VARIABLE_EXPANSIONS \
PARAM_VALUE (PARAM_MAX_VARIABLE_EXPANSIONS)
+#define MIN_VECT_LOOP_BOUND \
+ PARAM_VALUE (PARAM_MIN_VECT_LOOP_BOUND)
#define MAX_DELAY_SLOT_INSN_SEARCH \
PARAM_VALUE (PARAM_MAX_DELAY_SLOT_INSN_SEARCH)
#define MAX_DELAY_SLOT_LIVE_SEARCH \
PARAM_VALUE (PARAM_MAX_PENDING_LIST_LENGTH)
#define MAX_GCSE_MEMORY \
((size_t) PARAM_VALUE (PARAM_MAX_GCSE_MEMORY))
-#define MAX_GCSE_PASSES \
- PARAM_VALUE (PARAM_MAX_GCSE_PASSES)
#define GCSE_AFTER_RELOAD_PARTIAL_FRACTION \
PARAM_VALUE (PARAM_GCSE_AFTER_RELOAD_PARTIAL_FRACTION)
#define GCSE_AFTER_RELOAD_CRITICAL_FRACTION \
PARAM_VALUE (PARAM_SMS_DFA_HISTORY)
#define SMS_LOOP_AVERAGE_COUNT_THRESHOLD \
PARAM_VALUE (PARAM_SMS_LOOP_AVERAGE_COUNT_THRESHOLD)
-#define GLOBAL_VAR_THRESHOLD \
- PARAM_VALUE (PARAM_GLOBAL_VAR_THRESHOLD)
-#define MAX_ALIASED_VOPS \
- PARAM_VALUE (PARAM_MAX_ALIASED_VOPS)
#define INTEGER_SHARE_LIMIT \
PARAM_VALUE (PARAM_INTEGER_SHARE_LIMIT)
+#define MAX_LAST_VALUE_RTL \
+ PARAM_VALUE (PARAM_MAX_LAST_VALUE_RTL)
+#define MIN_VIRTUAL_MAPPINGS \
+ PARAM_VALUE (PARAM_MIN_VIRTUAL_MAPPINGS)
+#define VIRTUAL_MAPPINGS_TO_SYMS_RATIO \
+ PARAM_VALUE (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO)
+#define MAX_FIELDS_FOR_FIELD_SENSITIVE \
+ ((size_t) PARAM_VALUE (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE))
+#define MAX_SCHED_READY_INSNS \
+ PARAM_VALUE (PARAM_MAX_SCHED_READY_INSNS)
+#define PREFETCH_LATENCY \
+ PARAM_VALUE (PARAM_PREFETCH_LATENCY)
+#define SIMULTANEOUS_PREFETCHES \
+ PARAM_VALUE (PARAM_SIMULTANEOUS_PREFETCHES)
+#define L1_CACHE_SIZE \
+ PARAM_VALUE (PARAM_L1_CACHE_SIZE)
+#define L1_CACHE_LINE_SIZE \
+ PARAM_VALUE (PARAM_L1_CACHE_LINE_SIZE)
+#define L2_CACHE_SIZE \
+ PARAM_VALUE (PARAM_L2_CACHE_SIZE)
+#define USE_CANONICAL_TYPES \
+ PARAM_VALUE (PARAM_USE_CANONICAL_TYPES)
+#define IRA_MAX_LOOPS_NUM \
+ PARAM_VALUE (PARAM_IRA_MAX_LOOPS_NUM)
+#define IRA_MAX_CONFLICT_TABLE_SIZE \
+ PARAM_VALUE (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
+#define SWITCH_CONVERSION_BRANCH_RATIO \
+ PARAM_VALUE (PARAM_SWITCH_CONVERSION_BRANCH_RATIO)
+#define LOOP_INVARIANT_MAX_BBS_IN_LOOP \
+ PARAM_VALUE (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
+#define SLP_MAX_INSNS_IN_BB \
+ PARAM_VALUE (PARAM_SLP_MAX_INSNS_IN_BB)
+#define MIN_INSN_TO_PREFETCH_RATIO \
+ PARAM_VALUE (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
+#define PREFETCH_MIN_INSN_TO_MEM_RATIO \
+ PARAM_VALUE (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
#endif /* ! GCC_PARAMS_H */