int flag_trapping_math = 1;
+/* Nonzero means disable transformations that assume default floating
+ point rounding behavior. */
+
+int flag_rounding_math = 0;
+
/* Nonzero means disable transformations observable by signaling NaNs.
This option implies that any operation on an IEEE signaling NaN can
generate a (user-visible) trap. */
{ "guess-branch-probability", &flag_guess_branch_prob, 1 },
{"math-errno", &flag_errno_math, 1 },
{"trapping-math", &flag_trapping_math, 1 },
+ {"rounding-math", &flag_rounding_math, 1 },
{"unsafe-math-optimizations", &flag_unsafe_math_optimizations, 1 },
{"signaling-nans", &flag_signaling_nans, 1 },
{"bounds-check", &flag_bounds_check, 1 },
return src_pwd;
}
+/* Called when the start of a function definition is parsed,
+ this function prints on stderr the name of the function. */
+void
+announce_function (tree decl)
+{
+ if (!quiet_flag)
+ {
+ if (rtl_dump_and_exit)
+ verbatim ("%s ", IDENTIFIER_POINTER (DECL_NAME (decl)));
+ else
+ verbatim (" %s", (*lang_hooks.decl_printable_name) (decl, 2));
+ fflush (stderr);
+ pp_needs_newline (global_dc->printer) = true;
+ diagnostic_set_last_function (global_dc);
+ }
+}
+
/* Set up a default flag_random_seed and local_tick, unless the user
already specified one. */
if (flag_unit_at_a_time
&& cgraph_varpool_node (decl)->finalized)
needed = 0;
- else if (flag_unit_at_a_time
+ else if ((flag_unit_at_a_time && !cgraph_global_info_ready)
&& (TREE_USED (decl)
|| TREE_USED (DECL_ASSEMBLER_NAME (decl))))
/* needed */;
if (TREE_CODE (decl) == FUNCTION_DECL
&& DECL_INITIAL (decl) != 0
&& DECL_SAVED_INSNS (decl) != 0
+ && DECL_SAVED_INSNS (decl)->saved_for_inline
&& (flag_keep_inline_functions
|| (TREE_PUBLIC (decl) && !DECL_COMDAT (decl))
|| TREE_SYMBOL_REFERENCED (DECL_ASSEMBLER_NAME (decl))))
}
}
+/* Warn about a use of an identifier which was marked deprecated. */
+void
+warn_deprecated_use (tree node)
+{
+ if (node == 0 || !warn_deprecated_decl)
+ return;
+
+ if (DECL_P (node))
+ warning ("`%s' is deprecated (declared at %s:%d)",
+ IDENTIFIER_POINTER (DECL_NAME (node)),
+ DECL_SOURCE_FILE (node), DECL_SOURCE_LINE (node));
+ else if (TYPE_P (node))
+ {
+ const char *what = NULL;
+ tree decl = TYPE_STUB_DECL (node);
+
+ if (TREE_CODE (TYPE_NAME (node)) == IDENTIFIER_NODE)
+ what = IDENTIFIER_POINTER (TYPE_NAME (node));
+ else if (TREE_CODE (TYPE_NAME (node)) == TYPE_DECL
+ && DECL_NAME (TYPE_NAME (node)))
+ what = IDENTIFIER_POINTER (DECL_NAME (TYPE_NAME (node)));
+
+ if (what)
+ {
+ if (decl)
+ warning ("`%s' is deprecated (declared at %s:%d)", what,
+ DECL_SOURCE_FILE (decl), DECL_SOURCE_LINE (decl));
+ else
+ warning ("`%s' is deprecated", what);
+ }
+ else if (decl)
+ warning ("type is deprecated (declared at %s:%d)",
+ DECL_SOURCE_FILE (decl), DECL_SOURCE_LINE (decl));
+ else
+ warning ("type is deprecated");
+ }
+}
+
/* Save the current INPUT_LOCATION on the top entry in the
INPUT_FILE_STACK. Push a new entry for FILE and LINE, and set the
INPUT_LOCATION accordingly. */
/* Don't output anything when a tentative file-scope definition
is seen. But at end of compilation, do output code for them. */
- if (at_end || !DECL_DEFER_OUTPUT (decl))
+ if ((at_end || !DECL_DEFER_OUTPUT (decl)) && !DECL_EXTERNAL (decl))
{
if (flag_unit_at_a_time && !cgraph_global_info_ready
&& TREE_CODE (decl) != FUNCTION_DECL && top_level)
static void
rest_of_handle_stack_regs (tree decl, rtx insns)
{
+#if defined (HAVE_ATTR_length)
+ /* If flow2 creates new instructions which need splitting
+ and scheduling after reload is not done, they might not be
+ splitten until final which doesn't allow splitting
+ if HAVE_ATTR_length. */
+#ifdef INSN_SCHEDULING
+ if (optimize && !flag_schedule_insns_after_reload)
+#else
+ if (optimize)
+#endif
+ {
+ timevar_push (TV_SHORTEN_BRANCH);
+ split_all_insns (1);
+ timevar_pop (TV_SHORTEN_BRANCH);
+ }
+#endif
+
timevar_push (TV_REG_STACK);
open_dump_file (DFI_stack, decl);
/* If we are reconsidering an inline function at the end of
compilation, skip the stuff for making it inline. */
- if (DECL_SAVED_INSNS (decl) != 0)
+ if (cfun->rtl_inline_init)
return 0;
+ cfun->rtl_inline_init = 1;
/* If this is nested inside an inlined external function, pretend
it was only declared. Since we cannot inline such functions,
if (open_dump_file (DFI_rtl, decl))
{
- if (DECL_SAVED_INSNS (decl))
+ if (DECL_SAVED_INSNS (decl) && DECL_SAVED_INSNS (decl)->saved_for_inline)
fprintf (rtl_dump_file, ";; (integrable)\n\n");
close_dump_file (DFI_rtl, print_rtl, insns);
}
if (! DECL_DEFER_OUTPUT (decl))
{
free_after_compilation (cfun);
-
- /* Clear integrate.c's pointer to the cfun structure we just
- destroyed. */
DECL_SAVED_INSNS (decl) = 0;
}
cfun = 0;
static void
backend_init (void)
{
- /* init_emit_once uses reg_raw_mode and therefore must be called
- after init_regs which initialized reg_raw_mode. */
- init_regs ();
init_emit_once (debug_info_level == DINFO_LEVEL_NORMAL
|| debug_info_level == DINFO_LEVEL_VERBOSE
#ifdef VMS_DEBUGGING_INFO
#endif
|| flag_test_coverage
|| warn_notreached);
+
+ init_regs ();
init_fake_stack_mems ();
init_alias_once ();
init_loop ();