--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/config/score/score7.h	Fri Jul 17 14:47:48 2009 +0900
@@ -0,0 +1,157 @@
+/* score7.h for Sunplus S+CORE processor
+   Copyright (C) 2005, 2007, 2008 Free Software Foundation, Inc.
+   Contributed by Sunnorth
+
+   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_SCORE7_H
+#define GCC_SCORE7_H
+
+enum score7_address_type
+{
+  SCORE7_ADD_REG,
+  SCORE7_ADD_CONST_INT,
+  SCORE7_ADD_SYMBOLIC
+};
+
+struct score7_frame_info
+{
+  HOST_WIDE_INT total_size;       /* bytes that the entire frame takes up  */
+  HOST_WIDE_INT var_size;         /* bytes that variables take up  */
+  HOST_WIDE_INT args_size;        /* bytes that outgoing arguments take up  */
+  HOST_WIDE_INT gp_reg_size;      /* bytes needed to store gp regs  */
+  HOST_WIDE_INT gp_sp_offset;     /* offset from new sp to store gp registers  */
+  HOST_WIDE_INT cprestore_size;   /* # bytes that the .cprestore slot takes up  */
+  unsigned int  mask;             /* mask of saved gp registers  */
+  int num_gp;                     /* number of gp registers saved  */
+};
+
+struct score7_arg_info
+{
+  unsigned int num_bytes;     /* The argument's size in bytes  */
+  unsigned int reg_words;     /* The number of words passed in registers  */
+  unsigned int reg_offset;    /* The offset of the first register from  */
+                              /* GP_ARG_FIRST or FP_ARG_FIRST etc  */
+  unsigned int stack_words;   /* The number of words that must be passed  */
+                              /* on the stack  */
+  unsigned int stack_offset;  /* The offset from the start of the stack  */
+                              /* overflow area  */
+};
+
+#ifdef RTX_CODE
+struct score7_address_info
+{
+  enum score7_address_type type;
+  rtx reg;
+  rtx offset;
+  enum rtx_code code;
+  enum score_symbol_type symbol_type;
+};
+#endif
+
+#define SCORE7_SDATA_MAX                score7_sdata_max
+#define SCORE7_STACK_ALIGN(LOC)         (((LOC) + 3) & ~3)
+#define SCORE7_PROLOGUE_TEMP_REGNUM     (GP_REG_FIRST + 8)
+#define SCORE7_EPILOGUE_TEMP_REGNUM     (GP_REG_FIRST + 8)
+#define SCORE7_DEFAULT_SDATA_MAX        8
+
+extern int score7_symbolic_constant_p (rtx x,
+                                       enum score_symbol_type *symbol_type);
+extern bool score7_return_in_memory (tree type,
+                                     tree fndecl ATTRIBUTE_UNUSED);
+extern void score7_output_mi_thunk (FILE *file,
+                                    tree thunk_fndecl ATTRIBUTE_UNUSED,
+                                    HOST_WIDE_INT delta,
+                                    HOST_WIDE_INT vcall_offset,
+                                    tree function);
+extern int score7_legitimize_address (rtx *xloc);
+extern void
+score7_function_prologue (FILE *file,
+                          HOST_WIDE_INT size ATTRIBUTE_UNUSED);
+extern void
+score7_function_epilogue (FILE *file,
+                          HOST_WIDE_INT size ATTRIBUTE_UNUSED);
+extern section *score7_select_rtx_section (enum machine_mode mode, rtx x,
+                                           unsigned HOST_WIDE_INT align);
+extern bool score7_in_small_data_p (tree decl);
+extern void score7_asm_file_start (void);
+extern void score7_asm_file_end (void);
+extern void score7_override_options (void);
+extern int score7_reg_class (int regno);
+extern enum reg_class score7_preferred_reload_class (rtx x ATTRIBUTE_UNUSED,
+                                                     enum reg_class rclass);
+extern enum
+reg_class score7_secondary_reload_class (enum reg_class rclass,
+                                         enum machine_mode mode ATTRIBUTE_UNUSED,
+                                         rtx x);
+extern int score7_const_ok_for_letter_p (HOST_WIDE_INT value, char c);
+extern int score7_extra_constraint (rtx op, char c);
+extern int score7_hard_regno_mode_ok (unsigned int regno,
+                                      enum machine_mode mode);
+extern HOST_WIDE_INT
+score7_initial_elimination_offset (int from,
+                                   int to ATTRIBUTE_UNUSED);
+extern void score7_function_arg_advance (CUMULATIVE_ARGS *cum,
+                                         enum machine_mode mode,
+                                         tree type,
+                                         int named);
+extern int score7_arg_partial_bytes (CUMULATIVE_ARGS *cum,
+                                     enum machine_mode mode,
+                                     tree type,
+                                     bool named);
+extern rtx score7_function_arg (const CUMULATIVE_ARGS *cum,
+                                enum machine_mode mode,
+                                tree type,
+                                int named);
+extern rtx score7_function_value (tree valtype,
+                                  tree func ATTRIBUTE_UNUSED,
+                                  enum machine_mode mode);
+extern void score7_initialize_trampoline (rtx ADDR, rtx FUNC, rtx CHAIN);
+extern int score7_regno_mode_ok_for_base_p (int regno, int strict);
+extern int score7_address_p (enum machine_mode mode, rtx x, int strict);
+extern int score7_register_move_cost (enum machine_mode mode ATTRIBUTE_UNUSED,
+                                      enum reg_class from,
+                                      enum reg_class to);
+extern bool score7_rtx_costs (rtx x, int code, int outer_code, int *total, bool speed);
+extern int score7_address_cost (rtx addr);
+extern int score7_output_external (FILE *file ATTRIBUTE_UNUSED,
+                                   tree decl,
+                                   const char *name);
+extern rtx score7_return_addr (int count, rtx frame ATTRIBUTE_UNUSED);
+extern void score7_print_operand (FILE *file, rtx op, int c);
+extern void score7_print_operand_address (FILE *file, rtx x);
+extern enum machine_mode score7_select_cc_mode (enum rtx_code op,
+                                                rtx x,
+                                                rtx y);
+extern void score7_prologue (void);
+extern void score7_epilogue (int sibcall_p);
+extern void score7_gen_cmp (enum machine_mode mode);
+extern void score7_call (rtx *ops, bool sib);
+extern void score7_call_value (rtx *ops, bool sib);
+extern void score7_movsicc (rtx *ops);
+extern void score7_movdi (rtx *ops);
+extern void score7_zero_extract_andi (rtx *ops);
+extern const char * score7_select_add_imm (rtx *ops, bool set_cc);
+extern const char * score7_select (rtx *ops, const char *inst_pre, bool commu,
+                                   const char *letter, bool set_cc);
+extern const char * score7_move (rtx *ops);
+extern const char * score7_limm (rtx *ops);
+extern const char *
+score7_linsn (rtx *ops, enum score_mem_unit unit, bool sign);
+extern const char *
+score7_sinsn (rtx *ops, enum score_mem_unit unit);
+#endif