2013-10-01 Saurabh Verma <saurabh.verma@codito.com>

            Ramana Radhakrishnan  <ramana.radhakrishnan@codito.com>
            Joern Rennecke  <joern.rennecke@embecosm.com>
            Muhammad Khurram Riaz  <khurram.riaz@arc.com>
            Brendan Kehoe  <brendan@zen.org>
            Michael Eager  <eager@eagercon.com>
            Simon Cook  <simon.cook@embecosm.com>
            Jeremy Bennett  <jeremy.bennett@embecosm.com>

        * config/arc, common/config/arc: New directories.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@203072 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 118 insertions, 0 deletions

diff --git a/gcc/config/arc/arc-protos.h b/gcc/config/arc/arc-protos.h
new file mode 100644
index 00000000000..0939bc04bb4
--- /dev/null
+++ b/gcc/config/arc/arc-protos.h
@@ -0,0 +1,118 @@
+/* Definitions of target machine for GNU compiler, Synopsys DesignWare ARC cpu.
+   Copyright (C) 2000, 2007-2013 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/>.  */
+
+#ifdef RTX_CODE
+
+extern enum machine_mode arc_select_cc_mode (enum rtx_code, rtx, rtx);
+
+/* Define the function that build the compare insn for scc, bcc and mov*cc.  */
+extern struct rtx_def *gen_compare_reg (rtx, enum machine_mode);
+
+/* Declarations for various fns used in the .md file.  */
+extern void arc_output_function_epilogue (FILE *, HOST_WIDE_INT, int);
+extern const char *output_shift (rtx *);
+extern bool compact_sda_memory_operand (rtx op,enum machine_mode  mode);
+extern bool arc_double_limm_p (rtx);
+extern void arc_print_operand (FILE *, rtx, int);
+extern void arc_print_operand_address (FILE *, rtx);
+extern void arc_final_prescan_insn (rtx, rtx *, int);
+extern void arc_set_default_type_attributes(tree type);
+extern const char *arc_output_libcall (const char *);
+extern bool prepare_extend_operands (rtx *operands, enum rtx_code code,
+				     enum machine_mode omode);
+extern int arc_output_addsi (rtx *operands, bool, bool);
+extern int arc_output_commutative_cond_exec (rtx *operands, bool);
+extern bool arc_expand_movmem (rtx *operands);
+extern bool prepare_move_operands (rtx *operands, enum machine_mode mode);
+extern void emit_shift (enum rtx_code, rtx, rtx, rtx);
+#endif /* RTX_CODE */
+
+#ifdef TREE_CODE
+extern enum arc_function_type arc_compute_function_type (struct function *);
+#endif /* TREE_CODE */
+
+
+extern void arc_init (void);
+extern unsigned int arc_compute_frame_size (int);
+extern bool arc_ccfsm_branch_deleted_p (void);
+extern void arc_ccfsm_record_branch_deleted (void);
+
+extern rtx arc_legitimize_pic_address (rtx, rtx);
+void arc_asm_output_aligned_decl_local (FILE *, tree, const char *,
+					unsigned HOST_WIDE_INT,
+					unsigned HOST_WIDE_INT,
+					unsigned HOST_WIDE_INT);
+extern rtx arc_return_addr_rtx (int , rtx);
+extern bool check_if_valid_regno_const (rtx *, int);
+extern bool check_if_valid_sleep_operand (rtx *, int);
+extern bool arc_legitimate_constant_p (enum machine_mode, rtx);
+extern bool arc_legitimate_pc_offset_p (rtx);
+extern bool arc_legitimate_pic_addr_p (rtx);
+extern void emit_pic_move (rtx *, enum machine_mode);
+extern bool arc_raw_symbolic_reference_mentioned_p (rtx, bool);
+extern bool arc_legitimate_pic_operand_p (rtx);
+extern bool arc_is_longcall_p (rtx);
+extern bool arc_is_shortcall_p (rtx);
+extern bool arc_profile_call (rtx callee);
+extern bool valid_brcc_with_delay_p (rtx *);
+extern bool small_data_pattern (rtx , enum machine_mode);
+extern rtx arc_rewrite_small_data (rtx);
+extern bool arc_ccfsm_cond_exec_p (void);
+struct secondary_reload_info;
+extern int arc_register_move_cost (enum machine_mode, enum reg_class,
+				   enum reg_class);
+extern rtx disi_highpart (rtx);
+extern int arc_adjust_insn_length (rtx, int, bool);
+extern int arc_corereg_hazard (rtx, rtx);
+extern int arc_hazard (rtx, rtx);
+extern int arc_write_ext_corereg (rtx);
+extern rtx gen_acc1 (void);
+extern rtx gen_acc2 (void);
+extern rtx gen_mlo (void);
+extern rtx gen_mhi (void);
+extern bool arc_branch_size_unknown_p (void);
+struct arc_ccfsm;
+extern void arc_ccfsm_record_condition (rtx, bool, rtx, struct arc_ccfsm *);
+extern void arc_expand_prologue (void);
+extern void arc_expand_epilogue (int);
+extern void arc_init_expanders (void);
+extern int arc_check_millicode (rtx op, int offset, int load_p);
+extern int arc_get_unalign (void);
+extern void arc_clear_unalign (void);
+extern void arc_toggle_unalign (void);
+extern void split_addsi (rtx *);
+extern void split_subsi (rtx *);
+extern void arc_pad_return (void);
+extern rtx arc_split_move (rtx *);
+extern int arc_verify_short (rtx insn, int unalign, int);
+extern const char *arc_short_long (rtx insn, const char *, const char *);
+extern rtx arc_regno_use_in (unsigned int, rtx);
+extern int arc_attr_type (rtx);
+extern bool arc_scheduling_not_expected (void);
+extern bool arc_sets_cc_p (rtx insn);
+extern int arc_label_align (rtx label);
+extern bool arc_need_delay (rtx insn);
+extern bool arc_text_label (rtx);
+extern int arc_decl_pretend_args (tree decl);
+extern bool arc_short_comparison_p (rtx, int);
+extern bool arc_epilogue_uses (int regno);
+/* insn-attrtab.c doesn't include reload.h, which declares regno_clobbered_p. */
+extern int regno_clobbered_p (unsigned int, rtx, enum machine_mode, int);
+extern int arc_return_slot_offset (void);
+extern bool arc_legitimize_reload_address (rtx *, enum machine_mode, int, int);