Skip to content

R
riscv-gcc-1
Commit 854a97f0 by Kazu Hirata Committed by Jeff Law
Options

* toplev.c: Fix formatting. 

From-SVN: r35444
parent 66ed03f8
Showing with 229 additions and 214 deletions
gcc/ChangeLog
2000-08-03 Kazu Hirata <kazu@hxi.com>
* toplev.c: Fix formatting.
Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com)
* flow.c (find_auto_inc): Verify that we've got a REG before
......
gcc/toplev.c
......@@ -91,10 +91,11 @@ Boston, MA 02111-1307, USA. */
#ifdef VMS
/* The extra parameters substantially improve the I/O performance. */
static FILE *
vms_fopen (fname, type)
char * fname;
char * type;
char *fname;
char *type;
{
/* The <stdio.h> in the gcc-vms-1.42 distribution prototypes fopen with two
fixed arguments, which matches ANSI's specification but not VAXCRTL's
......@@ -107,15 +108,16 @@ vms_fopen (fname, type)
else
return (*vmslib_fopen) (fname, type, "mbc=32");
}
#define fopen vms_fopen
#endif /* VMS */
#endif /* VMS */
#ifndef DEFAULT_GDB_EXTENSIONS
#define DEFAULT_GDB_EXTENSIONS 1
#endif
/* If more than one debugging type is supported, you must define
PREFERRED_DEBUGGING_TYPE to choose a format in a system-dependent way.
PREFERRED_DEBUGGING_TYPE to choose a format in a system-dependent way.
This is one long line cause VAXC can't handle a \-newline. */
#if 1 < (defined (DBX_DEBUGGING_INFO) + defined (SDB_DEBUGGING_INFO) + defined (DWARF_DEBUGGING_INFO) + defined (DWARF2_DEBUGGING_INFO) + defined (XCOFF_DEBUGGING_INFO))
......@@ -235,7 +237,7 @@ extern int target_flags;
struct dump_file_info
{
/* The unique extension to apply, e.g. ".jump". */
const char * const extension;
const char *const extension;
/* The -d<c> character that enables this dump file. */
char const debug_switch;
......@@ -296,7 +298,7 @@ enum dump_file_index
" H K OPQ TUVW YZ"
*/
struct dump_file_info dump_file[DFI_MAX] =
struct dump_file_info dump_file[DFI_MAX] =
{
{ "rtl", 'r', 0, 0, 0 },
{ "sibling", 'i', 0, 0, 0 },
......@@ -340,7 +342,7 @@ int rtl_dump_and_exit;
int flag_print_asm_name;
static int flag_print_mem;
static int version_flag;
static char * filename;
static char *filename;
enum graph_dump_types graph_dump_format;
/* Name for output file of assembly code, specified with -o. */
......@@ -441,11 +443,11 @@ int flag_test_coverage = 0;
int flag_branch_probabilities = 0;
/* Nonzero if basic blocks should be reordered. */
/* Nonzero if basic blocks should be reordered. */
int flag_reorder_blocks = 0;
/* Nonzero if registers should be renamed */
/* Nonzero if registers should be renamed. */
int flag_rename_registers = 0;
......@@ -552,12 +554,12 @@ int flag_unroll_loops;
int flag_unroll_all_loops;
/* Nonzero forces all invariant computations in loops to be moved
outside the loop. */
outside the loop. */
int flag_move_all_movables = 0;
/* Nonzero forces all general induction variables in loops to be
strength reduced. */
strength reduced. */
int flag_reduce_all_givs = 0;
......@@ -588,7 +590,7 @@ int flag_omit_frame_pointer = 0;
int flag_function_sections = 0;
/* ... and similar for data. */
int flag_data_sections = 0;
/* Nonzero to inhibit use of define_optimization peephole opts. */
......@@ -699,12 +701,12 @@ int flag_pic;
int flag_exceptions;
/* Nonzero means use the new model for exception handling. Replaces
-DNEW_EH_MODEL as a compile option. */
/* Nonzero means use the new model for exception handling. Replaces
-DNEW_EH_MODEL as a compile option. */
int flag_new_exceptions = 1;
/* Nonzero means generate frame unwind info table when supported */
/* Nonzero means generate frame unwind info table when supported. */
int flag_unwind_tables = 0;
......@@ -750,11 +752,11 @@ int flag_schedule_speculative_load_dangerous = 0;
int flag_single_precision_constant;
/* flag_branch_on_count_reg means try to replace add-1,compare,branch tupple
by a cheaper branch on a count register. */
by a cheaper branch on a count register. */
int flag_branch_on_count_reg = 1;
/* -finhibit-size-directive inhibits output of .size for ELF.
This is used only for compiling crtstuff.c,
This is used only for compiling crtstuff.c,
and it may be extended to other effects
needed for crtstuff.c on other systems. */
int flag_inhibit_size_directive = 0;
......@@ -792,7 +794,7 @@ int flag_ssa = 0;
/* Enable dead code elimination. */
int flag_dce = 0;
/* Tag all structures with __attribute__(packed) */
/* Tag all structures with __attribute__(packed). */
int flag_pack_struct = 0;
/* Emit code to check for stack overflow; also may cause large objects
......@@ -841,7 +843,7 @@ int flag_instrument_function_entry_exit = 0;
int flag_no_ident = 0;
/* This will perform a peephole pass before sched2. */
/* This will perform a peephole pass before sched2. */
int flag_peephole2 = 0;
/* -fbounded-pointers causes gcc to compile pointers as composite
......@@ -864,8 +866,8 @@ int flag_bounds_check = 0;
one, unconditionally renumber instruction UIDs. */
int flag_renumber_insns = 1;
/* Values of the -falign-* flags: how much to align labels in code.
0 means `use default', 1 means `don't align'.
/* Values of the -falign-* flags: how much to align labels in code.
0 means `use default', 1 means `don't align'.
For each variable, there is an _log variant which is the power
of two not less than the variable, for .align output. */
......@@ -881,12 +883,12 @@ int align_functions_log;
/* Table of supported debugging formats. */
static struct
{
const char * arg;
const char *arg;
/* Since PREFERRED_DEBUGGING_TYPE isn't necessarily a
constant expression, we use NO_DEBUG in its place. */
enum debug_info_type debug_type;
int use_extensions_p;
const char * description;
const char *description;
} *da,
debug_args[] =
{
......@@ -917,10 +919,10 @@ debug_args[] =
typedef struct
{
const char * string;
int * variable;
int on_value;
const char * description;
const char *string;
int *variable;
int on_value;
const char *description;
}
lang_independent_options;
......@@ -1082,9 +1084,9 @@ lang_independent_options f_options[] =
"Assume arguments do not alias each other or globals" },
{"strict-aliasing", &flag_strict_aliasing, 1,
"Assume strict aliasing rules apply" },
{"align-loops", &align_loops, 0,
{"align-loops", &align_loops, 0,
"Align the start of loops" },
{"align-jumps", &align_jumps, 0,
{"align-jumps", &align_jumps, 0,
"Align labels which are only reached by jumping" },
{"align-labels", &align_labels, 0,
"Align all labels" },
......@@ -1124,8 +1126,8 @@ lang_independent_options f_options[] =
static struct lang_opt
{
const char * option;
const char * description;
const char *option;
const char *description;
}
documented_lang_options[] =
{
......@@ -1242,12 +1244,12 @@ documented_lang_options[] =
{ "-Wno-undef", "" },
{ "-Wwrite-strings", "Mark strings as 'const char *'"},
{ "-Wno-write-strings", "" },
#define DEFINE_LANG_NAME(NAME) { NULL, NAME },
/* These are for Objective C. */
DEFINE_LANG_NAME ("Objective C")
{ "-lang-objc", "" },
{ "-gen-decls", "Dump decls to a .decl file" },
{ "-fgnu-runtime", "Generate code for GNU runtime environment" },
......@@ -1262,7 +1264,7 @@ documented_lang_options[] =
"Generate C header of platform specific features" },
#include "options.h"
};
/* Here is a table, controlled by the tm.h file, listing each -m switch
......@@ -1273,9 +1275,9 @@ documented_lang_options[] =
struct
{
const char * name;
int value;
const char * description;
const char *name;
int value;
const char *description;
}
target_switches [] = TARGET_SWITCHES;
......@@ -1284,14 +1286,14 @@ target_switches [] = TARGET_SWITCHES;
#ifdef TARGET_OPTIONS
struct
{
const char * prefix;
const char ** variable;
const char * description;
const char *prefix;
const char **variable;
const char *description;
}
target_options [] = TARGET_OPTIONS;
#endif
/* Options controlling warnings */
/* Options controlling warnings. */
/* Don't print warning messages. -w. */
......@@ -1321,7 +1323,7 @@ set_Wunused (setting)
warn_unused_label = setting;
/* Unused function parameter warnings are reported when either ``-W
-Wunused'' or ``-Wunused-parameter'' is specified. Differentiate
-Wunused by setting WARN_UNUSED_PARAMETER to -1 */
-Wunused by setting WARN_UNUSED_PARAMETER to -1. */
if (!setting)
warn_unused_parameter = 0;
else if (!warn_unused_parameter)
......@@ -1366,7 +1368,7 @@ int id_clash_len;
/* Nonzero means warn about any objects definitions whose size is larger
than N bytes. Also want about function definitions whose returned
values are larger than N bytes. The value N is in `larger_than_size'. */
int warn_larger_than;
HOST_WIDE_INT larger_than_size;
......@@ -1404,7 +1406,7 @@ lang_independent_options W_options[] =
"Warn about returning structures, unions or arrays" },
{"cast-align", &warn_cast_align, 1,
"Warn about pointer casts which increase alignment" },
{"unreachable-code", &warn_notreached, 1,
{"unreachable-code", &warn_notreached, 1,
"Warn about code that will never be executed" },
{"uninitialized", &warn_uninitialized, 1,
"Warn about unitialized automatic variables"},
......@@ -1426,8 +1428,8 @@ FILE *rtl_dump_file = NULL;
/* Decode the string P as an integral parameter.
If the string is indeed an integer return its numeric value else
issue an Invalid Option error for the option PNAME and return DEFVAL.
If PNAME is zero just return DEFVAL, do not call error. */
If PNAME is zero just return DEFVAL, do not call error. */
int
read_integral_parameter (p, pname, defval)
const char *p;
......@@ -1500,7 +1502,7 @@ do_abort ()
void
botch (s)
const char * s ATTRIBUTE_UNUSED;
const char *s ATTRIBUTE_UNUSED;
{
abort ();
}
......@@ -1553,7 +1555,8 @@ float_signal (signo)
if (float_handled == 0)
crash_signal (signo);
#if defined (USG) || defined (hpux)
signal (SIGFPE, float_signal); /* re-enable the signal catcher */
/* Re-enable the signal catcher. */
signal (SIGFPE, float_signal);
#endif
float_handled = 0;
signal (SIGFPE, float_signal);
......@@ -1583,7 +1586,7 @@ set_float_handler (handler)
pointer FN, and one argument DATA. DATA is usually a struct which
contains the real input and output for function FN. This function
returns 0 (failure) if longjmp was called (i.e. an exception
occured.) It returns 1 (success) otherwise. */
occured.) It returns 1 (success) otherwise. */
int
do_float_handler (fn, data)
......@@ -1594,7 +1597,8 @@ do_float_handler (fn, data)
if (setjmp (buf))
{
/* We got here via longjmp() caused by an exception in function fn() */
/* We got here via longjmp () caused by an exception in function
fn (). */
set_float_handler (NULL);
return 0;
}
......@@ -1653,7 +1657,7 @@ See %s for instructions.", strsignal (signo), GCCBUGURL);
/* Strip off a legitimate source ending from the input string NAME of
length LEN. Rather than having to know the names used by all of
our front ends, we strip off an ending of a period followed by
up to five characters. (Java uses ".class".) */
up to five characters. (Java uses ".class".) */
void
strip_off_ending (name, len)
......@@ -1727,12 +1731,14 @@ output_file_directive (asm_file, input_name)
#ifdef ASM_IDENTIFY_LANGUAGE
/* Routine to build language identifier for object file. */
static void
output_lang_identify (asm_out_file)
FILE *asm_out_file;
{
int len = strlen (lang_identify ()) + sizeof ("__gnu_compiled_") + 1;
char *s = (char *) alloca (len);
sprintf (s, "__gnu_compiled_%s", lang_identify ());
ASM_OUTPUT_LABEL (asm_out_file, s);
}
......@@ -1755,7 +1761,7 @@ open_dump_file (index, decl)
timevar_push (TV_DUMP);
if (rtl_dump_file != NULL)
fclose (rtl_dump_file);
sprintf (seq, ".%02d.", index);
if (! dump_file[index].initialized)
......@@ -1780,7 +1786,7 @@ open_dump_file (index, decl)
rtl_dump_file = fopen (dump_name, open_arg);
if (rtl_dump_file == NULL)
pfatal_with_name (dump_name);
free (dump_name);
if (decl)
......@@ -1797,7 +1803,7 @@ static void
close_dump_file (index, func, insns)
enum dump_file_index index;
void (*func) PARAMS ((FILE *, rtx));
rtx insns;
rtx insns;
{
if (! rtl_dump_file)
return;
......@@ -1818,10 +1824,10 @@ close_dump_file (index, func, insns)
if (func && insns)
func (rtl_dump_file, insns);
fflush (rtl_dump_file);
fclose (rtl_dump_file);
rtl_dump_file = NULL;
timevar_pop (TV_DUMP);
}
......@@ -1829,7 +1835,8 @@ close_dump_file (index, func, insns)
/* Do any final processing required for the declarations in VEC, of
which there are LEN. We write out inline functions and variables
that have been deferred until this point, but which are required.
Returns non-zero if anything was put out. */
Returns non-zero if anything was put out. */
int
wrapup_global_declarations (vec, len)
tree *vec;
......@@ -1843,10 +1850,10 @@ wrapup_global_declarations (vec, len)
for (i = 0; i < len; i++)
{
decl = vec[i];
/* We're not deferring this any longer. */
DECL_DEFER_OUTPUT (decl) = 0;
if (TREE_CODE (decl) == VAR_DECL && DECL_SIZE (decl) == 0
&& incomplete_decl_finalize_hook != 0)
(*incomplete_decl_finalize_hook) (decl);
......@@ -1924,6 +1931,7 @@ wrapup_global_declarations (vec, len)
/* Issue appropriate warnings for the global declarations in VEC (of
which there are LEN). Output debugging information for them. */
void
check_global_declarations (vec, len)
tree *vec;
......@@ -2006,7 +2014,7 @@ check_global_declarations (vec, len)
&& DECL_RTL (decl) != 0
&& GET_CODE (DECL_RTL (decl)) == MEM)
sdbout_toplevel_data (decl);
#endif /* SDB_DEBUGGING_INFO */
#endif /* SDB_DEBUGGING_INFO */
#ifdef DWARF_DEBUGGING_INFO
/* Output DWARF information for file-scope tentative data object
declarations, file-scope (extern) function declarations (which
......@@ -2065,7 +2073,7 @@ void
pop_srcloc ()
{
struct file_stack *fs;
fs = input_file_stack;
input_file_stack = fs->next;
free (fs);
......@@ -2095,7 +2103,7 @@ compile_file (name)
init_timevar ();
timevar_start (TV_TOTAL);
/* Initialize data in various passes. */
init_obstacks ();
......@@ -2220,7 +2228,7 @@ compile_file (name)
#ifdef ASM_IDENTIFY_LANGUAGE
ASM_IDENTIFY_LANGUAGE (asm_out_file);
#endif
} /* ! flag_syntax_only */
} /* ! flag_syntax_only */
#ifndef ASM_OUTPUT_SECTION_NAME
if (flag_function_sections)
......@@ -2256,7 +2264,7 @@ compile_file (name)
Therefore, I took out that change.
In future versions we should find another way to solve
that dbx problem. -- rms, 23 May 93. */
/* Don't let the first function fall at the same address
as gcc_compiled., if profiling. */
if (profile_flag || profile_block_flag)
......@@ -2356,7 +2364,7 @@ compile_file (name)
output_exception_table ();
#endif
free_exception_table ();
check_global_declarations (vec, len);
/* Clean up. */
......@@ -2367,7 +2375,7 @@ compile_file (name)
weak_finish ();
/* Do dbx symbols */
/* Do dbx symbols. */
timevar_push (TV_SYMOUT);
#if defined (DBX_DEBUGGING_INFO) || defined (XCOFF_DEBUGGING_INFO)
if (write_symbols == DBX_DEBUG || write_symbols == XCOFF_DEBUG)
......@@ -2393,7 +2401,7 @@ compile_file (name)
/* Output some stuff at end of file if nec. */
end_final (dump_base_name);
if (profile_arc_flag || flag_test_coverage || flag_branch_probabilities)
{
timevar_push (TV_DUMP);
......@@ -2404,7 +2412,7 @@ compile_file (name)
close_dump_file (DFI_bp, NULL, NULL_RTX);
timevar_pop (TV_DUMP);
}
#ifdef ASM_FILE_END
ASM_FILE_END (asm_out_file);
#endif
......@@ -2666,7 +2674,7 @@ rest_of_compilation (decl)
generating code for this one is not only not necessary but will
confuse some debugging output writers. */
for (parent = DECL_CONTEXT (current_function_decl);
parent != NULL_TREE;
parent != NULL_TREE;
parent = get_containing_scope (parent))
if (TREE_CODE (parent) == FUNCTION_DECL
&& DECL_INLINE (parent) && DECL_EXTERNAL (parent))
......@@ -2935,7 +2943,7 @@ rest_of_compilation (decl)
!JUMP_AFTER_REGSCAN);
timevar_pop (TV_JUMP);
}
/* Run this after jump optmizations remove all the unreachable code
so that unreachable code will not keep values live. */
delete_trivially_dead_insns (insns, max_reg_num ());
......@@ -2977,7 +2985,7 @@ rest_of_compilation (decl)
timevar_push (TV_TO_SSA);
open_dump_file (DFI_ssa, decl);
find_basic_blocks (insns, max_reg_num(), rtl_dump_file);
find_basic_blocks (insns, max_reg_num (), rtl_dump_file);
cleanup_cfg (insns);
convert_to_ssa ();
......@@ -3030,7 +3038,7 @@ rest_of_compilation (decl)
timevar_push (TV_GCSE);
open_dump_file (DFI_gcse, decl);
find_basic_blocks (insns, max_reg_num(), rtl_dump_file);
find_basic_blocks (insns, max_reg_num (), rtl_dump_file);
cleanup_cfg (insns);
tem = gcse_main (insns, rtl_dump_file);
......@@ -3042,7 +3050,7 @@ rest_of_compilation (decl)
jump_optimize (insns, !JUMP_CROSS_JUMP, !JUMP_NOOP_MOVES,
!JUMP_AFTER_REGSCAN);
timevar_pop (TV_JUMP);
}
}
close_dump_file (DFI_gcse, print_rtl, insns);
timevar_pop (TV_GCSE);
......@@ -3057,11 +3065,11 @@ rest_of_compilation (decl)
{
timevar_push (TV_LOOP);
open_dump_file (DFI_loop, decl);
if (flag_rerun_loop_opt)
{
/* We only want to perform unrolling once. */
loop_optimize (insns, rtl_dump_file, 0);
/* The first call to loop_optimize makes some instructions
......@@ -3074,7 +3082,8 @@ rest_of_compilation (decl)
analysis code depends on this information. */
reg_scan (insns, max_reg_num (), 1);
}
loop_optimize (insns, rtl_dump_file, (flag_unroll_loops ? LOOP_UNROLL : 0) | LOOP_BCT);
loop_optimize (insns, rtl_dump_file,
(flag_unroll_loops ? LOOP_UNROLL : 0) | LOOP_BCT);
close_dump_file (DFI_loop, print_rtl, insns);
timevar_pop (TV_LOOP);
......@@ -3110,7 +3119,7 @@ rest_of_compilation (decl)
timevar_pop(TV_IFCVT);
timevar_pop (TV_JUMP);
reg_scan (insns, max_reg_num (), 0);
tem = cse_main (insns, max_reg_num (), 1, rtl_dump_file);
......@@ -3144,7 +3153,6 @@ rest_of_compilation (decl)
regclass_init ();
/* Do control and data flow analysis; wrote some of the results to
the dump file. */
......@@ -3155,7 +3163,7 @@ rest_of_compilation (decl)
cleanup_cfg (insns);
close_dump_file (DFI_cfg, print_rtl_with_bb, insns);
if (profile_arc_flag || flag_test_coverage || flag_branch_probabilities)
{
timevar_push (TV_BRANCH_PROB);
......@@ -3214,7 +3222,7 @@ rest_of_compilation (decl)
rebuild_jump_labels_after_combine
= combine_instructions (insns, max_reg_num ());
/* Combining insns may have turned an indirect jump into a
direct jump. Rebuid the JUMP_LABEL fields of jumping
instructions. */
......@@ -3334,7 +3342,7 @@ rest_of_compilation (decl)
timevar_push (TV_LOCAL_ALLOC);
open_dump_file (DFI_lreg, decl);
/* Allocate pseudo-regs that are used only within 1 basic block.
/* Allocate pseudo-regs that are used only within 1 basic block.
RUN_JUMP_AFTER_RELOAD records whether or not we need to rerun the
jump optimizer after register allocation and reloading are finished. */
......@@ -3387,7 +3395,7 @@ rest_of_compilation (decl)
{
timevar_push (TV_RELOAD_CSE_REGS);
reload_cse_regs (insns);
timevar_pop (TV_RELOAD_CSE_REGS);
timevar_pop (TV_RELOAD_CSE_REGS);
}
/* If optimizing, then go ahead and split insns now since we are about
......@@ -3487,7 +3495,7 @@ rest_of_compilation (decl)
close_dump_file (DFI_rnreg, print_rtl_with_bb, insns);
timevar_pop (TV_RENAME_REGISTERS);
}
}
#ifdef INSN_SCHEDULING
if (optimize > 0 && flag_schedule_insns_after_reload)
......@@ -3522,9 +3530,9 @@ rest_of_compilation (decl)
close_dump_file (DFI_bbro, print_rtl_with_bb, insns);
timevar_pop (TV_REORDER_BLOCKS);
}
}
/* One more attempt to remove jumps to .+1 left by dead-store elimination.
/* One more attempt to remove jumps to .+1 left by dead-store elimination.
Also do cross-jumping this time and delete no-op move insns. */
if (optimize > 0)
......@@ -3532,7 +3540,7 @@ rest_of_compilation (decl)
timevar_push (TV_JUMP);
open_dump_file (DFI_jump2, decl);
jump_optimize (insns, JUMP_CROSS_JUMP, JUMP_NOOP_MOVES,
jump_optimize (insns, JUMP_CROSS_JUMP, JUMP_NOOP_MOVES,
!JUMP_AFTER_REGSCAN);
/* CFG no longer kept up to date. */
......@@ -3572,7 +3580,7 @@ rest_of_compilation (decl)
}
#endif
/* Shorten branches.
/* Shorten branches.
Note this must run before reg-stack because of death note (ab)use
in the ia32 backend. */
......@@ -3625,10 +3633,10 @@ rest_of_compilation (decl)
if (! quiet_flag)
fflush (asm_out_file);
/* Release all memory allocated by flow. */
/* Release all memory allocated by flow. */
free_basic_block_vars (0);
/* Release all memory held by regsets now */
/* Release all memory held by regsets now. */
regset_release_memory ();
}
timevar_pop (TV_FINAL);
......@@ -3636,7 +3644,7 @@ rest_of_compilation (decl)
if (ggc_p)
ggc_collect ();
/* Write DBX symbols if requested */
/* Write DBX symbols if requested. */
/* Note that for those inline functions where we don't initially
know for certain that we will be generating an out-of-line copy,
......@@ -3684,7 +3692,7 @@ rest_of_compilation (decl)
init_insn_lengths ();
/* Clear out the real_constant_chain before some of the rtx's
it runs through become garbage. */
it runs through become garbage. */
clear_const_double_mem ();
/* Cancel the effect of rtl_in_current_obstack. */
......@@ -3723,11 +3731,11 @@ rest_of_compilation (decl)
static void
display_help ()
{
int undoc;
unsigned long i;
const char * lang;
#ifndef USE_CPPLIB
int undoc;
unsigned long i;
const char *lang;
#ifndef USE_CPPLIB
printf (_("Usage: %s input [switches]\n"), progname);
printf (_("Switches:\n"));
#endif
......@@ -3740,50 +3748,51 @@ display_help ()
for (i = NUM_ELEM (f_options); i--;)
{
const char * description = f_options[i].description;
const char *description = f_options[i].description;
if (description != NULL && * description != 0)
printf (" -f%-21s %s\n",
f_options[i].string, description);
}
printf (_(" -O[number] Set optimisation level to [number]\n"));
printf (_(" -Os Optimise for space rather than speed\n"));
printf (_(" -pedantic Issue warnings needed by strict compliance to ANSI C\n"));
printf (_(" -pedantic-errors Like -pedantic except that errors are produced\n"));
printf (_(" -w Suppress warnings\n"));
printf (_(" -W Enable extra warnings\n"));
for (i = NUM_ELEM (W_options); i--;)
{
const char * description = W_options[i].description;
const char *description = W_options[i].description;
if (description != NULL && * description != 0)
printf (" -W%-21s %s\n",
W_options[i].string, description);
}
printf (_(" -Wunused Enable unused warnings\n"));
printf (_(" -Wid-clash-<num> Warn if 2 identifiers have the same first <num> chars\n"));
printf (_(" -Wlarger-than-<number> Warn if an object is larger than <number> bytes\n"));
printf (_(" -p Enable function profiling\n"));
#if defined (BLOCK_PROFILER) || defined (FUNCTION_BLOCK_PROFILER)
printf (_(" -a Enable block profiling \n"));
#endif
#endif
#if defined (BLOCK_PROFILER) || defined (FUNCTION_BLOCK_PROFILER) || defined FUNCTION_BLOCK_PROFILER_EXIT
printf (_(" -ax Enable jump profiling \n"));
#endif
#endif
printf (_(" -o <file> Place output into <file> \n"));
printf (_("\
-G <number> Put global and static data smaller than <number>\n\
bytes into a special section (on some targets)\n"));
for (i = NUM_ELEM (debug_args); i--;)
{
if (debug_args[i].description != NULL)
printf (" -g%-21s %s\n", debug_args[i].arg, debug_args[i].description);
printf (" -g%-21s %s\n",
debug_args[i].arg, debug_args[i].description);
}
printf (_(" -aux-info <file> Emit declaration info into <file>.X\n"));
printf (_(" -quiet Do not display functions compiled or elapsed time\n"));
printf (_(" -version Display the compiler's version\n"));
......@@ -3796,7 +3805,7 @@ display_help ()
undoc = 0;
lang = "language";
/* Display descriptions of language specific options.
If there is no description, note that there is an undocumented option.
If the description is empty, do not display anything. (This allows
......@@ -3804,15 +3813,15 @@ display_help ()
If the option string is missing, then this is a marker, indicating
that the description string is in fact the name of a language, whose
language specific options are to follow. */
if (NUM_ELEM (documented_lang_options) > 1)
{
printf (_("\nLanguage specific options:\n"));
for (i = 0; i < NUM_ELEM (documented_lang_options); i++)
{
const char * description = documented_lang_options[i].description;
const char * option = documented_lang_options[i].option;
const char *description = documented_lang_options[i].description;
const char *option = documented_lang_options[i].option;
if (description == NULL)
{
......@@ -3821,7 +3830,7 @@ display_help ()
if (extra_warnings)
printf (_(" %-23.23s [undocumented]\n"), option);
}
else if (* description == 0)
else if (*description == 0)
continue;
else if (option == NULL)
{
......@@ -3830,7 +3839,7 @@ display_help ()
(_("\nThere are undocumented %s specific options as well.\n"),
lang);
undoc = 0;
printf (_("\n Options for %s:\n"), description);
lang = description;
......@@ -3841,7 +3850,8 @@ display_help ()
}
if (undoc)
printf (_("\nThere are undocumented %s specific options as well.\n"), lang);
printf (_("\nThere are undocumented %s specific options as well.\n"),
lang);
if (NUM_ELEM (target_switches) > 1
#ifdef TARGET_OPTIONS
......@@ -3850,41 +3860,41 @@ display_help ()
)
{
int doc = 0;
undoc = 0;
printf (_("\nTarget specific options:\n"));
for (i = NUM_ELEM (target_switches); i--;)
{
const char * option = target_switches[i].name;
const char * description = target_switches[i].description;
const char *option = target_switches[i].name;
const char *description = target_switches[i].description;
if (option == NULL || * option == 0)
if (option == NULL || *option == 0)
continue;
else if (description == NULL)
{
undoc = 1;
if (extra_warnings)
printf (_(" -m%-21.21s [undocumented]\n"), option);
}
else if (* description != 0)
doc += printf (" -m%-21.21s %s\n", option, description);
}
#ifdef TARGET_OPTIONS
#ifdef TARGET_OPTIONS
for (i = NUM_ELEM (target_options); i--;)
{
const char * option = target_options[i].prefix;
const char * description = target_options[i].description;
const char *option = target_options[i].prefix;
const char *description = target_options[i].description;
if (option == NULL || * option == 0)
if (option == NULL || *option == 0)
continue;
else if (description == NULL)
{
undoc = 1;
if (extra_warnings)
printf (_(" -m%-21.21s [undocumented]\n"), option);
}
......@@ -3906,7 +3916,7 @@ display_help ()
static void
decode_d_option (arg)
const char * arg;
const char *arg;
{
int i, c, matched;
......@@ -3960,7 +3970,7 @@ decode_d_option (arg)
static int
decode_f_option (arg)
const char * arg;
const char *arg;
{
int j;
const char *option_value = NULL;
......@@ -3973,7 +3983,7 @@ decode_f_option (arg)
*f_options[j].variable = f_options[j].on_value;
return 1;
}
if (arg[0] == 'n' && arg[1] == 'o' && arg[2] == '-'
&& ! strcmp (arg + 3, f_options[j].string))
{
......@@ -4007,7 +4017,7 @@ decode_f_option (arg)
align_labels
= read_integral_parameter (option_value, arg - 2, align_labels);
else if ((option_value
= skip_leading_substring (arg, "stack-limit-register=")))
= skip_leading_substring (arg, "stack-limit-register=")))
{
int reg = decode_reg_name (option_value);
if (reg < 0)
......@@ -4016,7 +4026,7 @@ decode_f_option (arg)
stack_limit_rtx = gen_rtx_REG (Pmode, reg);
}
else if ((option_value
= skip_leading_substring (arg, "stack-limit-symbol=")))
= skip_leading_substring (arg, "stack-limit-symbol=")))
{
char *nm;
if (ggc_p)
......@@ -4027,18 +4037,18 @@ decode_f_option (arg)
}
else if ((option_value
= skip_leading_substring (arg, "message-length=")))
diagnostic_message_length_per_line =
diagnostic_message_length_per_line =
read_integral_parameter (option_value, arg - 2,
diagnostic_message_length_per_line);
diagnostic_message_length_per_line);
else if ((option_value
= skip_leading_substring (arg, "diagnostics-show-location=")))
= skip_leading_substring (arg, "diagnostics-show-location=")))
{
if (!strcmp (option_value, "once"))
set_message_prefixing_rule (DIAGNOSTICS_SHOW_PREFIX_ONCE);
set_message_prefixing_rule (DIAGNOSTICS_SHOW_PREFIX_ONCE);
else if (!strcmp (option_value, "every-line"))
set_message_prefixing_rule (DIAGNOSTICS_SHOW_PREFIX_EVERY_LINE);
set_message_prefixing_rule (DIAGNOSTICS_SHOW_PREFIX_EVERY_LINE);
else
error ("Unrecognized option `%s'", arg - 2);
error ("Unrecognized option `%s'", arg - 2);
}
else if (!strcmp (arg, "no-stack-limit"))
stack_limit_rtx = NULL_RTX;
......@@ -4058,11 +4068,11 @@ decode_f_option (arg)
static int
decode_W_option (arg)
const char * arg;
const char *arg;
{
const char *option_value = NULL;
int j;
/* Search for the option in the table of binary W options. */
for (j = sizeof (W_options) / sizeof (W_options[0]); j--;)
......@@ -4084,7 +4094,7 @@ decode_W_option (arg)
if ((option_value = skip_leading_substring (arg, "id-clash-")))
{
id_clash_len = read_integral_parameter (option_value, arg - 2, -1);
if (id_clash_len != -1)
warn_id_clash = 1;
}
......@@ -4115,7 +4125,7 @@ decode_W_option (arg)
static int
decode_g_option (arg)
const char * arg;
const char *arg;
{
unsigned level;
/* A lot of code assumes write_symbols == NO_DEBUG if the
......@@ -4129,14 +4139,14 @@ decode_g_option (arg)
-gdwarf -g3 is equivalent to -gdwarf3. */
static int type_explicitly_set_p = 0;
/* Indexed by enum debug_info_type. */
static const char * debug_type_names[] =
static const char *debug_type_names[] =
{
"none", "stabs", "coff", "dwarf-1", "dwarf-2", "xcoff"
};
/* The maximum admissible debug level value. */
static const unsigned max_debug_level = 3;
/* Look up ARG in the table. */
for (da = debug_args; da->arg; da++)
{
......@@ -4145,24 +4155,24 @@ decode_g_option (arg)
if (da_len == 0 || ! strncmp (arg, da->arg, da_len))
{
enum debug_info_type type = da->debug_type;
const char * p = arg + da_len;
const char *p = arg + da_len;
if (*p && (*p < '0' || *p > '9'))
continue;
/* A debug flag without a level defaults to level 2.
Note we do not want to call read_integral_parameter
for that case since it will call atoi which
for that case since it will call atoi which
will return zero.
??? We may want to generalize the interface to
??? We may want to generalize the interface to
read_integral_parameter to better handle this case
if this case shows up often. */
if (*p)
level = read_integral_parameter (p, 0, max_debug_level + 1);
else
level = 2;
if (da_len > 1 && *p && !strncmp (arg, "dwarf", da_len))
{
error ("use -gdwarf -g%d for DWARF v1, level %d",
......@@ -4170,7 +4180,7 @@ decode_g_option (arg)
if (level == 2)
error ("use -gdwarf-2 for DWARF v2");
}
if (level > max_debug_level)
{
warning ("\
......@@ -4182,7 +4192,7 @@ ignoring option `%s' due to invalid debug level specification",
if (type == NO_DEBUG)
{
type = PREFERRED_DEBUGGING_TYPE;
if (da_len > 1 && strncmp (arg, "gdb", da_len) == 0)
{
#if defined (DWARF2_DEBUGGING_INFO) && !defined (LINKER_DOES_NOT_WORK_WITH_DWARF2)
......@@ -4194,13 +4204,13 @@ ignoring option `%s' due to invalid debug level specification",
#endif
}
}
if (type == NO_DEBUG)
warning ("`%s': unknown or unsupported -g option", arg - 2);
/* Does it conflict with an already selected type? */
if (type_explicitly_set_p
/* -g/-ggdb don't conflict with anything */
/* -g/-ggdb don't conflict with anything. */
&& da->debug_type != NO_DEBUG
&& type != selected_debug_type)
warning ("`%s' ignored, conflicts with `-g%s'",
......@@ -4210,24 +4220,25 @@ ignoring option `%s' due to invalid debug level specification",
/* If the format has already been set, -g/-ggdb
only change the debug level. */
if (type_explicitly_set_p && da->debug_type == NO_DEBUG)
; /* don't change debugging type */
/* Don't change debugging type. */
;
else
{
selected_debug_type = type;
type_explicitly_set_p = da->debug_type != NO_DEBUG;
}
write_symbols = (level == 0
? NO_DEBUG
: selected_debug_type);
use_gnu_debug_info_extensions = da->use_extensions_p;
debug_info_level = (enum debug_info_level) level;
}
break;
}
}
if (! da->arg)
warning ("`%s': unknown or unsupported -g option", arg - 2);
......@@ -4238,7 +4249,7 @@ ignoring option `%s' due to invalid debug level specification",
Return the number of strings consumed. 'strings_processed' is the
number of strings that have already been decoded in a language
specific fashion before this function was invoked. */
static unsigned int
independent_decode_option (argc, argv, strings_processed)
int argc;
......@@ -4246,44 +4257,44 @@ independent_decode_option (argc, argv, strings_processed)
unsigned int strings_processed;
{
char *arg = argv[0];
if (arg[0] != '-' || arg[1] == 0)
{
if (arg[0] == '+')
return 0;
filename = arg;
return 1;
}
arg ++;
arg++;
if (!strcmp (arg, "-help"))
{
display_help ();
exit (0);
}
if (* arg == 'Y')
arg ++;
if (*arg == 'Y')
arg++;
switch (*arg)
{
default:
return 0;
case 'O':
/* Already been treated in main (). Do nothing. */
break;
case 'm':
set_target_switch (arg + 1);
break;
case 'f':
return decode_f_option (arg + 1);
case 'g':
if (strings_processed == 0)
return decode_g_option (arg + 1);
......@@ -4295,7 +4306,7 @@ independent_decode_option (argc, argv, strings_processed)
{
if (argc == 1)
return 0;
dump_base_name = argv[1];
return 2;
}
......@@ -4348,7 +4359,7 @@ independent_decode_option (argc, argv, strings_processed)
else
return decode_W_option (arg + 1);
break;
case 'a':
if (arg[1] == 0)
{
......@@ -4363,7 +4374,7 @@ independent_decode_option (argc, argv, strings_processed)
#if !defined (FUNCTION_BLOCK_PROFILER_EXIT) || !defined (BLOCK_PROFILER) || !defined (FUNCTION_BLOCK_PROFILER)
warning ("`-ax' option (jump profiling) not supported");
#else
profile_block_flag = (!profile_block_flag
profile_block_flag = (!profile_block_flag
|| profile_block_flag == 2) ? 2 : 3;
#endif
}
......@@ -4374,7 +4385,7 @@ independent_decode_option (argc, argv, strings_processed)
{
if (argc == 1)
return 0;
aux_info_file_name = argv[1];
return 2;
}
......@@ -4390,7 +4401,7 @@ independent_decode_option (argc, argv, strings_processed)
{
if (argc == 1)
return 0;
asm_file_name = argv[1];
return 2;
}
......@@ -4400,12 +4411,12 @@ independent_decode_option (argc, argv, strings_processed)
{
int g_switch_val;
int return_val;
if (arg[1] == 0)
{
if (argc == 1)
return 0;
g_switch_val = read_integral_parameter (argv[1], 0, -1);
return_val = 2;
}
......@@ -4414,7 +4425,7 @@ independent_decode_option (argc, argv, strings_processed)
g_switch_val = read_integral_parameter (arg + 1, 0, -1);
return_val = 1;
}
if (g_switch_val == -1)
return_val = 0;
else
......@@ -4422,11 +4433,11 @@ independent_decode_option (argc, argv, strings_processed)
g_switch_set = TRUE;
g_switch_value = g_switch_val;
}
return return_val;
}
}
return 1;
}
......@@ -4479,7 +4490,7 @@ main (argc, argv)
#if defined SIGIOT && (!defined SIGABRT || SIGABRT != SIGIOT)
signal (SIGIOT, crash_signal);
#endif
decl_printable_name = decl_name;
lang_expand_expr = (lang_expand_expr_t) do_abort;
......@@ -4499,7 +4510,7 @@ main (argc, argv)
ggc_add_tree_root (&current_function_func_begin_label, 1);
/* Initialize the diagnostics reporting machinery. */
initialize_diagnostics();
initialize_diagnostics ();
/* Perform language-specific options intialization. */
lang_init_options ();
......@@ -4517,16 +4528,16 @@ main (argc, argv)
{
/* Handle -Os, -O2, -O3, -O69, ... */
char *p = &argv[i][2];
if ((p[0] == 's') && (p[1] == 0))
{
optimize_size = 1;
/* Optimizing for size forces optimize to be 2. */
/* Optimizing for size forces optimize to be 2. */
optimize = 2;
}
else
{
{
const int optimize_val = read_integral_parameter (p, p - 2, -1);
if (optimize_val != -1)
{
......@@ -4590,7 +4601,7 @@ main (argc, argv)
set_target_switch ("");
/* Unwind tables are always present in an ABI-conformant IA-64
object file, so the default should be ON. */
object file, so the default should be ON. */
#ifdef IA64_UNWIND_INFO
flag_unwind_tables = IA64_UNWIND_INFO;
#endif
......@@ -4626,10 +4637,10 @@ main (argc, argv)
? lang_processed : indep_processed);
else
{
const char * option = NULL;
const char * lang = NULL;
const char *option = NULL;
const char *lang = NULL;
unsigned int j;
/* It is possible that the command line switch is not valid for the
current language, but it is valid for another language. In order
to be compatible with previous versions of the compiler (which
......@@ -4640,7 +4651,7 @@ main (argc, argv)
for (j = 0; j < NUM_ELEM (documented_lang_options); j++)
{
option = documented_lang_options[j].option;
if (option == NULL)
lang = documented_lang_options[j].description;
else if (! strncmp (argv[i], option, strlen (option)))
......@@ -4659,11 +4670,11 @@ main (argc, argv)
}
else
error ("Unrecognized option `%s'", argv[i]);
i++;
}
}
/* Reflect any language-specific diagnostic option setting. */
reshape_diagnostic_buffer ();
......@@ -4714,14 +4725,14 @@ main (argc, argv)
/* Set up the align_*_log variables, defaulting them to 1 if they
were still unset. */
if (align_loops <= 0) align_loops = 1;
align_loops_log = floor_log2 (align_loops*2-1);
align_loops_log = floor_log2 (align_loops * 2 - 1);
if (align_jumps <= 0) align_jumps = 1;
align_jumps_log = floor_log2 (align_jumps*2-1);
align_jumps_log = floor_log2 (align_jumps * 2 - 1);
if (align_labels <= 0) align_labels = 1;
align_labels_log = floor_log2 (align_labels*2-1);
align_labels_log = floor_log2 (align_labels * 2 - 1);
if (align_functions <= 0) align_functions = 1;
align_functions_log = floor_log2 (align_functions*2-1);
align_functions_log = floor_log2 (align_functions * 2 - 1);
if (profile_block_flag == 3)
{
warning ("`-ax' and `-a' are conflicting options. `-a' ignored.");
......@@ -4755,7 +4766,7 @@ main (argc, argv)
user_label_prefix = USER_LABEL_PREFIX;
if (flag_leading_underscore != -1)
{
/* If the default prefix is more complicated than "" or "_",
/* If the default prefix is more complicated than "" or "_",
issue a warning and ignore this option. */
if (user_label_prefix[0] == 0 ||
(user_label_prefix[0] == '_' && user_label_prefix[1] == 0))
......@@ -4789,12 +4800,12 @@ main (argc, argv)
#ifndef __MSDOS__
#ifdef USG
system ("ps -l 1>&2");
#else /* not USG */
#else /* not USG */
system ("ps v");
#endif /* not USG */
#endif /* not USG */
#endif
}
#endif /* ! OS2 && ! VMS && (! _WIN32 || CYGWIN) && ! __INTERIX */
#endif /* ! OS2 && ! VMS && (! _WIN32 || CYGWIN) && ! __INTERIX */
if (errorcount)
return (FATAL_EXIT_CODE);
......@@ -4808,7 +4819,7 @@ main (argc, argv)
static void
set_target_switch (name)
const char *name;
const char *name;
{
register size_t j;
int valid_target_option = 0;
......@@ -4891,7 +4902,7 @@ print_single_switch (file, pos, max, indent, sep, term, type, name)
pos += len;
return pos;
}
/* Print active target switches to FILE.
POS is the current cursor position and MAX is the size of a "line".
Each line begins with INDENT and ends with TERM.
......@@ -4985,12 +4996,12 @@ debug_start_source_file (filename)
if (debug_info_level == DINFO_LEVEL_VERBOSE
&& write_symbols == DWARF_DEBUG)
dwarfout_start_new_source_file (filename);
#endif /* DWARF_DEBUGGING_INFO */
#endif /* DWARF_DEBUGGING_INFO */
#ifdef DWARF2_DEBUGGING_INFO
if (debug_info_level == DINFO_LEVEL_VERBOSE
&& write_symbols == DWARF2_DEBUG)
dwarf2out_start_source_file (filename);
#endif /* DWARF2_DEBUGGING_INFO */
#endif /* DWARF2_DEBUGGING_INFO */
#ifdef SDB_DEBUGGING_INFO
if (write_symbols == SDB_DEBUG)
sdbout_start_new_source_file (filename);
......@@ -5012,12 +5023,12 @@ debug_end_source_file (lineno)
if (debug_info_level == DINFO_LEVEL_VERBOSE
&& write_symbols == DWARF_DEBUG)
dwarfout_resume_previous_source_file (lineno);
#endif /* DWARF_DEBUGGING_INFO */
#endif /* DWARF_DEBUGGING_INFO */
#ifdef DWARF2_DEBUGGING_INFO
if (debug_info_level == DINFO_LEVEL_VERBOSE
&& write_symbols == DWARF2_DEBUG)
dwarf2out_end_source_file ();
#endif /* DWARF2_DEBUGGING_INFO */
#endif /* DWARF2_DEBUGGING_INFO */
#ifdef SDB_DEBUGGING_INFO
if (write_symbols == SDB_DEBUG)
sdbout_resume_previous_source_file ();
......@@ -5037,12 +5048,12 @@ debug_define (lineno, buffer)
if (debug_info_level == DINFO_LEVEL_VERBOSE
&& write_symbols == DWARF_DEBUG)
dwarfout_define (lineno, buffer);
#endif /* DWARF_DEBUGGING_INFO */
#endif /* DWARF_DEBUGGING_INFO */
#ifdef DWARF2_DEBUGGING_INFO
if (debug_info_level == DINFO_LEVEL_VERBOSE
&& write_symbols == DWARF2_DEBUG)
dwarf2out_define (lineno, buffer);
#endif /* DWARF2_DEBUGGING_INFO */
#endif /* DWARF2_DEBUGGING_INFO */
}
/* Called from check_newline in c-parse.y. The `buffer' parameter contains
......@@ -5058,12 +5069,12 @@ debug_undef (lineno, buffer)
if (debug_info_level == DINFO_LEVEL_VERBOSE
&& write_symbols == DWARF_DEBUG)
dwarfout_undef (lineno, buffer);
#endif /* DWARF_DEBUGGING_INFO */
#endif /* DWARF_DEBUGGING_INFO */
#ifdef DWARF2_DEBUGGING_INFO
if (debug_info_level == DINFO_LEVEL_VERBOSE
&& write_symbols == DWARF2_DEBUG)
dwarf2out_undef (lineno, buffer);
#endif /* DWARF2_DEBUGGING_INFO */
#endif /* DWARF2_DEBUGGING_INFO */
}
/* Returns nonzero if it is appropriate not to emit any debugging
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment