/* score3.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 . */ #ifndef GCC_SCORE3_H #define GCC_SCORE3_H enum score3_address_type { SCORE3_ADD_REG, SCORE3_ADD_CONST_INT, SCORE3_ADD_SYMBOLIC }; struct score3_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 score3_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 score3_address_info { enum score3_address_type type; rtx reg; rtx offset; enum rtx_code code; enum score_symbol_type symbol_type; }; #endif #define SCORE3_SDATA_MAX score3_sdata_max #define SCORE3_STACK_ALIGN(LOC) (((LOC) + 3) & ~3) #define SCORE3_PROLOGUE_TEMP_REGNUM (GP_REG_FIRST + 8) #define SCORE3_EPILOGUE_TEMP_REGNUM (GP_REG_FIRST + 8) #define SCORE3_DEFAULT_SDATA_MAX 8 extern int score3_symbolic_constant_p (rtx x, enum score_symbol_type *symbol_type); extern bool score3_return_in_memory (tree type, tree fndecl ATTRIBUTE_UNUSED); extern void score3_output_mi_thunk (FILE *file, tree thunk_fndecl ATTRIBUTE_UNUSED, HOST_WIDE_INT delta, HOST_WIDE_INT vcall_offset, tree function); extern rtx score3_legitimize_address (rtx x); extern void score3_function_prologue (FILE *file, HOST_WIDE_INT size ATTRIBUTE_UNUSED); extern void score3_function_epilogue (FILE *file, HOST_WIDE_INT size ATTRIBUTE_UNUSED); extern section *score3_select_rtx_section (enum machine_mode mode, rtx x, unsigned HOST_WIDE_INT align); extern bool score3_in_small_data_p (tree decl); extern void score3_asm_file_start (void); extern void score3_asm_file_end (void); extern void score3_override_options (void); extern int score3_reg_class (int regno); extern enum reg_class score3_preferred_reload_class (rtx x ATTRIBUTE_UNUSED, enum reg_class rclass); extern enum reg_class score3_secondary_reload_class (enum reg_class rclass, enum machine_mode mode ATTRIBUTE_UNUSED, rtx x); extern int score3_const_ok_for_letter_p (HOST_WIDE_INT value, char c); extern int score3_extra_constraint (rtx op, char c); extern int score3_hard_regno_mode_ok (unsigned int regno, enum machine_mode mode); extern HOST_WIDE_INT score3_initial_elimination_offset (int from, int to ATTRIBUTE_UNUSED); extern void score3_function_arg_advance (CUMULATIVE_ARGS *cum, enum machine_mode mode, tree type, int named); extern int score3_arg_partial_bytes (CUMULATIVE_ARGS *cum, enum machine_mode mode, tree type, bool named); extern rtx score3_function_arg (const CUMULATIVE_ARGS *cum, enum machine_mode mode, tree type, int named); extern rtx score3_function_value (tree valtype, tree func ATTRIBUTE_UNUSED, enum machine_mode mode); extern void score3_asm_trampoline_template (FILE *); extern void score3_trampoline_init (rtx, tree, rtx); extern int score3_regno_mode_ok_for_base_p (int regno, int strict); extern bool score3_legitimate_address_p (enum machine_mode mode, rtx x, bool strict); extern int score3_register_move_cost (enum machine_mode mode ATTRIBUTE_UNUSED, enum reg_class from, enum reg_class to); extern bool score3_rtx_costs (rtx x, int code, int outer_code, int *total, bool speed); extern int score3_address_cost (rtx addr); extern int score3_output_external (FILE *file ATTRIBUTE_UNUSED, tree decl, const char *name); extern rtx score3_return_addr (int count, rtx frame ATTRIBUTE_UNUSED); extern void score3_print_operand (FILE *file, rtx op, int c); extern void score3_print_operand_address (FILE *file, rtx x); extern enum machine_mode score3_select_cc_mode (enum rtx_code op, rtx x, rtx y); extern void score3_prologue (void); extern void score3_epilogue (int sibcall_p); extern void score3_call (rtx *ops, bool sib); extern void score3_call_value (rtx *ops, bool sib); extern void score3_movsicc (rtx *ops); extern void score3_movdi (rtx *ops); extern void score3_zero_extract_andi (rtx *ops); extern const char * score3_select_add_imm (rtx *ops, bool set_cc); extern const char * score3_select (rtx *ops, const char *inst_pre, bool commu, const char *letter, bool set_cc); extern const char * score3_move (rtx *ops); extern const char * score3_limm (rtx *ops); extern const char * score3_linsn (rtx *ops, enum score_mem_unit unit, bool sign); extern const char * score3_sinsn (rtx *ops, enum score_mem_unit unit); extern const char * score3_output_casesi (rtx *operands); extern const char * score3_rpush (rtx *ops); extern const char * score3_rpop (rtx *ops); #endif