/* Top level of GCC compilers (cc1, cc1plus, etc.)
Copyright (C) 1987, 1988, 1989, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
- 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
+ 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
Free Software Foundation, Inc.
This file is part of GCC.
const char *dump_base_name;
+/* Directory used for dump output files. */
+
+const char *dump_dir_name;
+
/* Name to use as a base for auxiliary output files. */
const char *aux_base_name;
/* True if this is the lto front end. This is used to disable
gimple generation and lowering passes that are normally run on the
output of a front end. These passes must be bypassed for lto since
- they have already been done before the gimple was written. */
+ they have already been done before the gimple was written. */
bool in_lto_p = false;
&& ! (TREE_CODE (decl) == VAR_DECL && DECL_REGISTER (decl))
/* Otherwise, ask the language. */
&& lang_hooks.decls.warn_unused_global (decl))
- warning ((TREE_CODE (decl) == FUNCTION_DECL)
- ? OPT_Wunused_function
- : OPT_Wunused_variable,
+ warning ((TREE_CODE (decl) == FUNCTION_DECL)
+ ? OPT_Wunused_function
+ : OPT_Wunused_variable,
"%q+D defined but not used", decl);
}
/* Write out any pending weak symbol declarations. */
weak_finish ();
+ /* This must be at the end before unwind and debug info.
+ Some target ports emit PIC setup thunks here. */
+ targetm.asm_out.code_end ();
+
/* Do dbx symbols. */
timevar_push (TV_SYMOUT);
link errors if an object file with IL is stored into a shared
library without invoking lto1. */
if (flag_generate_lto)
- fprintf (asm_out_file,"\t.comm\tgnu_lto_v1,1,1\n");
+ {
+#if defined ASM_OUTPUT_ALIGNED_DECL_COMMON
+ ASM_OUTPUT_ALIGNED_DECL_COMMON (asm_out_file, NULL_TREE,
+ "__gnu_lto_v1",
+ (unsigned HOST_WIDE_INT) 1, 8);
+#elif defined ASM_OUTPUT_ALIGNED_COMMON
+ ASM_OUTPUT_ALIGNED_COMMON (asm_out_file, "__gnu_lto_v1",
+ (unsigned HOST_WIDE_INT) 1, 8);
+#else
+ ASM_OUTPUT_COMMON (asm_out_file, "__gnu_lto_v1",
+ (unsigned HOST_WIDE_INT) 1,
+ (unsigned HOST_WIDE_INT) 1);
+#endif
+ }
/* Attach a special .ident directive to the end of the file to identify
the version of GCC which compiled this code. The format of the .ident
/* Invoke registered plugin callbacks. */
invoke_plugin_callbacks (PLUGIN_FINISH_UNIT, NULL);
-
+
/* This must be at the end. Some target ports emit end of file directives
into the assembly file here, and hence we can not output anything to the
assembly file after this point. */
N_("%s%s%s %sversion %s (%s) compiled by CC, ")
#endif
;
-#ifdef HAVE_mpc
static const char fmt2[] =
N_("GMP version %s, MPFR version %s, MPC version %s\n");
-#else
- static const char fmt2[] =
- N_("GMP version %s, MPFR version %s\n");
-#endif
static const char fmt3[] =
N_("%s%swarning: %s header version %s differs from library version %s.\n");
static const char fmt4[] =
#endif
fprintf (file,
file == stderr ? _(fmt2) : fmt2,
- GCC_GMP_STRINGIFY_VERSION, MPFR_VERSION_STRING
-#ifdef HAVE_mpc
- , MPC_VERSION_STRING
-#endif
- );
+ GCC_GMP_STRINGIFY_VERSION, MPFR_VERSION_STRING, MPC_VERSION_STRING);
if (strcmp (GCC_GMP_STRINGIFY_VERSION, gmp_version))
fprintf (file,
file == stderr ? _(fmt3) : fmt3,
file == stderr ? _(fmt3) : fmt3,
indent, *indent != 0 ? " " : "",
"MPFR", MPFR_VERSION_STRING, mpfr_get_version ());
-#ifdef HAVE_mpc
if (strcmp (MPC_VERSION_STRING, mpc_get_version ()))
fprintf (file,
file == stderr ? _(fmt3) : fmt3,
indent, *indent != 0 ? " " : "",
"MPC", MPC_VERSION_STRING, mpc_get_version ());
-#endif
fprintf (file,
file == stderr ? _(fmt4) : fmt4,
indent, *indent != 0 ? " " : "",
case SWITCH_TYPE_LINE_START:
return 0;
-
+
case SWITCH_TYPE_PASSED:
case SWITCH_TYPE_ENABLED:
fputc (' ', stderr);
/* Ignore these. */
if (strcmp (*p, "-o") == 0
|| strcmp (*p, "-dumpbase") == 0
+ || strcmp (*p, "-dumpdir") == 0
|| strcmp (*p, "-auxbase") == 0)
{
if (p[1] != NULL)
most targets, but completely right for very few. */
void *
-default_get_pch_validity (size_t *len)
+default_get_pch_validity (size_t *sz)
{
struct cl_option_state state;
size_t i;
char *result, *r;
- *len = 2;
+ *sz = 2;
if (targetm.check_pch_target_flags)
- *len += sizeof (target_flags);
+ *sz += sizeof (target_flags);
for (i = 0; i < cl_options_count; i++)
if (option_affects_pch_p (i, &state))
- *len += state.size;
+ *sz += state.size;
- result = r = XNEWVEC (char, *len);
+ result = r = XNEWVEC (char, *sz);
r[0] = flag_pic;
r[1] = flag_pie;
r += 2;
OVERRIDE_OPTIONS;
#endif
+ /* Avoid any informative notes in the second run of -fcompare-debug. */
+ if (flag_compare_debug)
+ diagnostic_inhibit_notes (global_dc);
+
if (flag_section_anchors && !target_supports_section_anchors_p ())
{
warning (OPT_fsection_anchors,
/* The loop unrolling code assumes that cse will be run after loop.
web and rename-registers also help when run after loop unrolling. */
-
if (flag_rerun_cse_after_loop == AUTODETECT_VALUE)
flag_rerun_cse_after_loop = flag_unroll_loops || flag_peel_loops;
+
if (flag_web == AUTODETECT_VALUE)
flag_web = flag_unroll_loops || flag_peel_loops;
+
if (flag_rename_registers == AUTODETECT_VALUE)
flag_rename_registers = flag_unroll_loops || flag_peel_loops;
/* Unless over-ridden for the target, assume that all DWARF levels
may be emitted, if DWARF2_DEBUG is selected. */
- if (dwarf_strict < 0)
+ if (dwarf_strict < 0)
dwarf_strict = 0;
/* A lot of code assumes write_symbols == NO_DEBUG if the debugging
error ("target system does not support the \"%s\" debug format",
debug_type_names[write_symbols]);
- /* Now we know which debug output will be used so we can set
- flag_var_tracking, flag_rename_registers if the user has
- not specified them. */
+ /* We know which debug output will be used so we can set flag_var_tracking
+ and flag_var_tracking_uninit if the user has not specified them. */
if (debug_info_level < DINFO_LEVEL_NORMAL
|| debug_hooks->var_location == do_nothing_debug_hooks.var_location)
{
&& (flag_selective_scheduling || flag_selective_scheduling2))
warning (0, "var-tracking-assignments changes selective scheduling");
- if (flag_rename_registers == AUTODETECT_VALUE)
- flag_rename_registers = default_debug_hooks->var_location
- != do_nothing_debug_hooks.var_location;
-
if (flag_tree_cselim == AUTODETECT_VALUE)
#ifdef HAVE_conditional_move
flag_tree_cselim = 1;
"for correctness");
flag_omit_frame_pointer = 0;
}
+
+ /* Save the current optimization options. */
+ optimization_default_node = build_optimization_node ();
+ optimization_current_node = optimization_default_node;
}
/* This function can be called multiple times to reinitialize the compiler
/* We may need to recompute regno_save_code[] and regno_restore_code[]
after a mode change as well. */
- if (flag_caller_saves)
- init_caller_save ();
+ caller_save_initialized_p = false;
+
expand_dummy_function_end ();
}
static void
backend_init (void)
{
- init_emit_once (debug_info_level == DINFO_LEVEL_NORMAL
- || debug_info_level == DINFO_LEVEL_VERBOSE
-#ifdef VMS_DEBUGGING_INFO
- /* Enable line number info for traceback. */
- || debug_info_level > DINFO_LEVEL_NONE
-#endif
- || flag_test_coverage);
+ init_emit_once ();
init_rtlanal ();
init_inline_once ();
if (!exit_after_options)
do_compile ();
- if (warningcount || errorcount)
+ if (warningcount || errorcount)
print_ignored_options ();
/* Invoke registered plugin callbacks if any. */
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