Initial checkin of GCC 4.9.0 from trunk (r208799).

Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba

1 files changed, 101 insertions, 0 deletions

diff --git a/gcc-4.9/gcc/flags.h b/gcc-4.9/gcc/flags.h
new file mode 100644
index 000000000..475d4287e
--- /dev/null
+++ b/gcc-4.9/gcc/flags.h
@@ -0,0 +1,101 @@
+/* Compilation switch flag definitions for GCC.
+   Copyright (C) 1987-2014 Free Software Foundation, Inc.
+
+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 3, or (at your option) any later
+version.
+
+GCC is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+for more details.
+
+You should have received a copy of the GNU General Public License
+along with GCC; see the file COPYING3.  If not see
+<http://www.gnu.org/licenses/>.  */
+
+#ifndef GCC_FLAGS_H
+#define GCC_FLAGS_H
+
+#include "flag-types.h"
+#include "options.h"
+
+#if !defined(IN_LIBGCC2) && !defined(IN_TARGET_LIBS) && !defined(IN_RTS)
+
+/* Names of debug_info_type, for error messages.  */
+extern const char *const debug_type_names[];
+
+extern void strip_off_ending (char *, int);
+extern int base_of_path (const char *path, const char **base_out);
+
+/* Return true iff flags are set as if -ffast-math.  */
+extern bool fast_math_flags_set_p (const struct gcc_options *);
+extern bool fast_math_flags_struct_set_p (struct cl_optimization *);
+
+
+/* Now the symbols that are set with `-f' switches.  */
+
+/* True if printing into -fdump-final-insns= dump.  */
+
+extern bool final_insns_dump_p;
+
+
+/* Other basic status info about current function.  */
+
+/* Target-dependent global state.  */
+struct target_flag_state {
+  /* 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.  */
+  int x_align_loops_log;
+  int x_align_loops_max_skip;
+  int x_align_jumps_log;
+  int x_align_jumps_max_skip;
+  int x_align_labels_log;
+  int x_align_labels_max_skip;
+  int x_align_functions_log;
+
+  /* The excess precision currently in effect.  */
+  enum excess_precision x_flag_excess_precision;
+};
+
+extern struct target_flag_state default_target_flag_state;
+#if SWITCHABLE_TARGET
+extern struct target_flag_state *this_target_flag_state;
+#else
+#define this_target_flag_state (&default_target_flag_state)
+#endif
+
+#define align_loops_log \
+  (this_target_flag_state->x_align_loops_log)
+#define align_loops_max_skip \
+  (this_target_flag_state->x_align_loops_max_skip)
+#define align_jumps_log \
+  (this_target_flag_state->x_align_jumps_log)
+#define align_jumps_max_skip \
+  (this_target_flag_state->x_align_jumps_max_skip)
+#define align_labels_log \
+  (this_target_flag_state->x_align_labels_log)
+#define align_labels_max_skip \
+  (this_target_flag_state->x_align_labels_max_skip)
+#define align_functions_log \
+  (this_target_flag_state->x_align_functions_log)
+#define flag_excess_precision \
+  (this_target_flag_state->x_flag_excess_precision)
+
+/* Returns TRUE if generated code should match ABI version N or
+   greater is in use.  */
+
+#define abi_version_at_least(N) \
+  (flag_abi_version == 0 || flag_abi_version >= (N))
+
+/* Whether to emit an overflow warning whose code is C.  */
+#define issue_strict_overflow_warning(c) (warn_strict_overflow >= (int) (c))
+
+#endif
+
+#endif /* ! GCC_FLAGS_H */