d702f362b5
PR target/50887 * config/avr/avr.opt (-maccumulate-args): New option. * config/avr/avr.h (STARTING_FRAME_OFFSET): Redefine to avr_starting_frame_offset. (ACCUMULATE_OUTGOING_ARGS): Define to avr_accumulate_outgoing_args. * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): Remove. (UNSPECV_WRITE_SP_IRQ_OFF): Remove. (UNSPECV_WRITE_SP): New constant. (*addhi3_sp_R): Rewrite to... (*addhi3_sp): ...this new insn. (movhi_sp_r_irq_off, movhi_sp_r_irq_on): Combine to... (movhi_sp_r): ...this new insn. * config/avr/avr-protos.h (avr_accumulate_outgoing_args): New. (avr_starting_frame_offset): New. * config/avr/avr.c (avr_accumulate_outgoing_args): New function. (avr_starting_frame_offset): New function. (avr_outgoing_args_size): New static function. (avr_initial_elimination_offset): Use it. (avr_simple_epilogue): Use it. (avr_asm_function_end_prologue): Use it. (expand_epilogue): Use it. (expand_prologue): Use it. Break out code to... (avr_prologue_setup_frame): ...this new static function. (avr_can_eliminate): Allow eliminating to frame pointer if there is one. (avr_frame_pointer_required_p): Use frame pointer if target has a nonlocal label. * config/avr/constraints.md (R): Remove. (Csp): New constraint. * config/avr/predicates.md (avr_sp_immediate_operand): Use it. From-SVN: r180654
143 lines
6.1 KiB
C
143 lines
6.1 KiB
C
/* Prototypes for exported functions defined in avr.c
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Copyright (C) 2000, 2001, 2002, 2003, 2004, 2006, 2007, 2008, 2009, 2010,
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2011
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Free Software Foundation, Inc.
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Contributed by Denis Chertykov (chertykov@gmail.com)
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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GCC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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extern int function_arg_regno_p (int r);
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extern void avr_cpu_cpp_builtins (struct cpp_reader * pfile);
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extern enum reg_class avr_regno_reg_class (int r);
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extern void asm_globalize_label (FILE *file, const char *name);
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extern void avr_asm_declare_function_name (FILE *, const char *, tree);
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extern void order_regs_for_local_alloc (void);
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extern int avr_initial_elimination_offset (int from, int to);
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extern int avr_simple_epilogue (void);
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extern int avr_hard_regno_rename_ok (unsigned int, unsigned int);
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extern rtx avr_return_addr_rtx (int count, rtx tem);
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extern bool avr_accumulate_outgoing_args (void);
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#ifdef TREE_CODE
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extern void avr_asm_output_aligned_decl_common (FILE*, const_tree, const char*, unsigned HOST_WIDE_INT, unsigned int, bool);
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extern void asm_output_external (FILE *file, tree decl, char *name);
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extern int avr_progmem_p (tree decl, tree attributes);
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#ifdef RTX_CODE /* inside TREE_CODE */
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extern void init_cumulative_args (CUMULATIVE_ARGS *cum, tree fntype,
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rtx libname, tree fndecl);
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#endif /* RTX_CODE inside TREE_CODE */
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#endif /* TREE_CODE */
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#ifdef RTX_CODE
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extern void asm_output_external_libcall (FILE *file, rtx symref);
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extern const char *output_movqi (rtx insn, rtx operands[], int *l);
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extern const char *output_movhi (rtx insn, rtx operands[], int *l);
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extern const char *out_movqi_r_mr (rtx insn, rtx op[], int *l);
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extern const char *out_movqi_mr_r (rtx insn, rtx op[], int *l);
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extern const char *out_movhi_r_mr (rtx insn, rtx op[], int *l);
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extern const char *out_movhi_mr_r (rtx insn, rtx op[], int *l);
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extern const char *out_movsi_r_mr (rtx insn, rtx op[], int *l);
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extern const char *out_movsi_mr_r (rtx insn, rtx op[], int *l);
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extern const char *output_movsisf (rtx insn, rtx operands[], int *l);
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extern const char *avr_out_tstsi (rtx, rtx*, int*);
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extern const char *avr_out_tsthi (rtx, rtx*, int*);
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extern const char *avr_out_compare (rtx, rtx*, int*);
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extern const char *ret_cond_branch (rtx x, int len, int reverse);
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extern const char *ashlqi3_out (rtx insn, rtx operands[], int *len);
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extern const char *ashlhi3_out (rtx insn, rtx operands[], int *len);
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extern const char *ashlsi3_out (rtx insn, rtx operands[], int *len);
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extern const char *ashrqi3_out (rtx insn, rtx operands[], int *len);
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extern const char *ashrhi3_out (rtx insn, rtx operands[], int *len);
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extern const char *ashrsi3_out (rtx insn, rtx operands[], int *len);
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extern const char *lshrqi3_out (rtx insn, rtx operands[], int *len);
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extern const char *lshrhi3_out (rtx insn, rtx operands[], int *len);
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extern const char *lshrsi3_out (rtx insn, rtx operands[], int *len);
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extern bool avr_rotate_bytes (rtx operands[]);
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extern void expand_prologue (void);
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extern void expand_epilogue (bool);
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extern int avr_epilogue_uses (int regno);
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extern int avr_starting_frame_offset (void);
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extern void avr_output_bld (rtx operands[], int bit_nr);
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extern void avr_output_addr_vec_elt (FILE *stream, int value);
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extern const char *avr_out_sbxx_branch (rtx insn, rtx operands[]);
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extern const char* avr_out_bitop (rtx, rtx*, int*);
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extern const char* avr_out_plus (rtx*, int*, int*);
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extern const char* avr_out_plus_noclobber (rtx*, int*, int*);
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extern const char* avr_out_addto_sp (rtx*, int*);
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extern bool avr_popcount_each_byte (rtx, int, int);
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extern int extra_constraint_Q (rtx x);
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extern int adjust_insn_length (rtx insn, int len);
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extern const char* output_reload_inhi (rtx*, rtx, int*);
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extern const char* output_reload_insisf (rtx*, rtx, int*);
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extern void notice_update_cc (rtx body, rtx insn);
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extern void print_operand (FILE *file, rtx x, int code);
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extern void print_operand_address (FILE *file, rtx addr);
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extern int reg_unused_after (rtx insn, rtx reg);
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extern int _reg_unused_after (rtx insn, rtx reg);
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extern int avr_jump_mode (rtx x, rtx insn);
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extern int test_hard_reg_class (enum reg_class rclass, rtx x);
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extern int jump_over_one_insn_p (rtx insn, rtx dest);
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extern int avr_hard_regno_mode_ok (int regno, enum machine_mode mode);
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extern void final_prescan_insn (rtx insn, rtx *operand, int num_operands);
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extern int avr_simplify_comparison_p (enum machine_mode mode,
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RTX_CODE op, rtx x);
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extern RTX_CODE avr_normalize_condition (RTX_CODE condition);
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extern void out_shift_with_cnt (const char *templ, rtx insn,
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rtx operands[], int *len, int t_len);
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extern reg_class_t avr_mode_code_base_reg_class (enum machine_mode, RTX_CODE, RTX_CODE);
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extern bool avr_regno_mode_code_ok_for_base_p (int, enum machine_mode, RTX_CODE, RTX_CODE);
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extern rtx avr_incoming_return_addr_rtx (void);
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extern rtx avr_legitimize_reload_address (rtx*, enum machine_mode, int, int, int, int, rtx (*)(rtx,int));
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#endif /* RTX_CODE */
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#ifdef REAL_VALUE_TYPE
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extern void asm_output_float (FILE *file, REAL_VALUE_TYPE n);
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#endif
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/* From avr-log.c */
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#define avr_edump (avr_log_set_caller_e (__FUNCTION__))
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#define avr_fdump (avr_log_set_caller_f (__FUNCTION__))
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extern int (*avr_log_set_caller_e (const char*))(const char*, ...);
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extern int (*avr_log_set_caller_f (const char*))(FILE*, const char*, ...);
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extern void avr_log_set_avr_log (void);
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typedef struct
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{
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unsigned rtx_costs :1;
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unsigned legitimate_address_p :1;
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unsigned legitimize_address :1;
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unsigned legitimize_reload_address :1;
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unsigned constraints :1;
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unsigned address_cost :1;
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} avr_log_t;
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extern avr_log_t avr_log;
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