1 /* Prototypes for exported functions defined in picochip.c
3 Copyright (C) 2000-2014 Free Software Foundation, Inc.
4 Contributed by Picochip Ltd. (http://www.picochip.com)
5 Maintained by Daniel Towner (daniel.towner@picochip.com) and
6 Hariharan Sandanagobalane (hariharan@picochip.com).
8 This file is part of GCC.
10 GCC is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 3, or (at your option)
15 GCC is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with GCC; see the file COPYING3. If not, see
22 <http://www.gnu.org/licenses/>. */
24 extern void picochip_function_prologue (FILE *, HOST_WIDE_INT
);
25 extern void picochip_function_epilogue (FILE *, HOST_WIDE_INT
);
27 extern enum reg_class
picochip_reg_class_from_letter (unsigned);
28 extern int picochip_const_ok_for_letter_p (unsigned HOST_WIDE_INT value
, unsigned c
);
30 #ifdef RTX_CODE /* inside TREE_CODE */
32 extern int picochip_reg_mode_ok_for_base_p (int mode
, rtx x
, unsigned strict
);
33 extern void picochip_print_operand (FILE * file
, rtx op
, int letter
);
34 extern void picochip_print_operand_address (FILE * file
, rtx operand
);
36 extern const char *picochip_output_cbranch (rtx operands
[]);
37 extern const char *picochip_output_branch (rtx operands
[], rtx insn
);
38 extern const char *picochip_output_compare (rtx operands
[]);
39 extern const char *picochip_output_jump (rtx insn
);
41 extern const char *picochip_output_put_array (int alternative
,
43 extern const char *picochip_output_get_array (int alternative
,
45 extern const char *picochip_output_testport_array (int alternative
,
48 extern int picochip_expand_movmemhi (rtx
*operands
);
50 extern rtx
gen_SImode_mem(rtx opnd1
,rtx opnd2
);
51 extern bool ok_to_peephole_stw(rtx opnd0
, rtx opnd1
, rtx opnd2
, rtx opnd3
);
52 extern bool ok_to_peephole_ldw(rtx opnd0
, rtx opnd1
, rtx opnd2
, rtx opnd3
);
54 extern rtx
gen_min_reg(rtx opnd1
,rtx opnd2
);
56 extern int picochip_regno_nregs (int regno
, enum machine_mode mode
);
57 extern int picochip_class_max_nregs (int klass
, enum machine_mode mode
);
59 extern void picochip_order_regs_for_local_alloc (void);
61 extern int picochip_word_aligned_memory_reference (rtx operand
);
62 extern int picochip_alignable_memory_operand (rtx operand
, enum machine_mode mode
);
63 extern int picochip_absolute_memory_operand (rtx op
, enum machine_mode mode
);
65 extern rtx
picochip_function_value (const_tree valtype
, const_tree func
, bool outgoing
);
66 extern int picochip_symbol_offset (rtx operand
);
68 extern void picochip_get_hi_aligned_mem (rtx ref
, rtx
* paligned_mem
, rtx
* pbitnum
);
70 extern rtx
picochip_get_low_const (rtx value
);
71 extern rtx
picochip_get_high_const (rtx value
);
73 extern void picochip_expand_prologue (void);
74 extern void picochip_expand_epilogue (int is_sibling_call
);
76 extern void picochip_final_prescan_insn (rtx insn
, rtx
* operand
, int num_operands
);
77 extern const char *picochip_asm_output_opcode (FILE * f
, const char *ptr
);
79 extern int picochip_check_conditional_copy (rtx
* operands
);
81 extern rtx
picochip_return_addr_rtx(int count
, rtx frameaddr
);
82 extern rtx
picochip_struct_value_rtx(tree fntype ATTRIBUTE_UNUSED
,
83 int incoming ATTRIBUTE_UNUSED
);
85 #endif /* RTX_CODE inside TREE_CODE */
87 extern int picochip_legitimize_reload_address (rtx
*x
, enum machine_mode mode
,
88 int opnum
, int type
, int ind_levels
);
91 void picochip_output_ascii (FILE * file
, const char *str
, int length
);
93 extern int picochip_hard_regno_mode_ok (int regno
, enum machine_mode mode
);
94 extern void picochip_generate_internal_label (char *str
, const char *prefix
,
97 extern bool picochip_return_in_memory(const_tree type
,
98 const_tree fntype ATTRIBUTE_UNUSED
);
100 extern int initial_elimination_offset (int from
, int to
);
102 extern void picochip_output_aligned_common (FILE * stream
, const char *name
,
103 unsigned size
, unsigned align
);
105 extern void picochip_output_global (FILE * stream
, const char *name
);
107 extern void picochip_output_aligned_local (FILE * stream
, const char *name
,
108 unsigned size
, unsigned alignment
);
110 extern void picochip_output_label (FILE * stream
, const char name
[]);
111 extern void picochip_output_labelref (FILE * stream
, const char name
[]);
112 extern void picochip_weaken_label (FILE * stream
, const char name
[]);
113 extern void picochip_output_internal_label (FILE * stream
, const char *prefix
,
116 extern void warn_of_byte_access (void);
118 /* True if VLIW scheduling is enabled (i.e., second scheduling pass). */
119 extern int picochip_flag_schedule_insns2
;
121 extern void picochip_asm_output_anchor (rtx symbol
);
123 /* Instruction set capability flags. These are initialised to the
124 appropriate values by picochip_option_override, once the user has
125 selected a CPU type. */
126 extern bool picochip_has_mul_unit
;
127 extern bool picochip_has_mac_unit
;