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/* score-mdaux.h for Sunplus S+CORE processor
Copyright (C) 2005 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 2, 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 COPYING. If not, write to
the Free Software Foundation, 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA. */
#ifndef SCORE_MDAUX_0621
#define SCORE_MDAUX_0621
/* Machine Auxiliary Functions. */
enum score_address_type
{
ADD_REG,
ADD_CONST_INT,
ADD_SYMBOLIC
};
#ifdef RTX_CODE
struct score_address_info
{
enum score_address_type type;
rtx reg;
rtx offset;
enum rtx_code code;
enum score_symbol_type symbol_type;
};
#endif
struct score_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 */
};
typedef void (*score_save_restore_fn) (rtx, rtx);
int mda_valid_base_register_p (rtx x, int strict);
#ifdef RTX_CODE
int mda_classify_address (struct score_address_info *info,
enum machine_mode mode, rtx x, int strict);
struct score_frame_info *mda_compute_frame_size (HOST_WIDE_INT size);
struct score_frame_info *mda_cached_frame (void);
void mda_gen_cmp (enum machine_mode mode);
#endif
int mda_symbolic_constant_p (rtx x, enum score_symbol_type *symbol_type);
int mda_bp (void);
/* Machine Expand. */
void mdx_prologue (void);
void mdx_epilogue (int sibcall_p);
void mdx_movsicc (rtx *ops);
void mdx_call (rtx *ops, bool sibcall);
void mdx_call_value (rtx *ops, bool sibcall);
/* Machine Split. */
void mds_movdi (rtx *ops);
void mds_zero_extract_andi (rtx *ops);
/* Machine Print. */
enum mda_mem_unit {MDA_BYTE = 0, MDA_HWORD = 1, MDA_WORD = 2};
#define MDA_ALIGN_UNIT(V, UNIT) !(V & ((1 << UNIT) - 1))
const char * mdp_linsn (rtx *ops, enum mda_mem_unit unit, bool sign);
const char * mdp_sinsn (rtx *ops, enum mda_mem_unit unit);
const char * mdp_select_add_imm (rtx *ops, bool set_cc);
const char * mdp_select (rtx *ops, const char *inst_pre,
bool commu, const char *letter, bool set_cc);
const char * mdp_limm (rtx *ops);
const char * mdp_move (rtx *ops);
/* Machine unaligned memory load/store. */
bool mdx_unaligned_load (rtx* ops);
bool mdx_unaligned_store (rtx* ops);
bool mdx_block_move (rtx* ops);
#endif
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