1 /* Prototypes of target machine for SPARC. 2 Copyright (C) 1999, 2000, 2003, 2004, 2005, 2007, 2008, 2009, 2010 3 Free Software Foundation, Inc. 4 Contributed by Michael Tiemann (tiemann@cygnus.com). 5 64-bit SPARC-V9 support by Michael Tiemann, Jim Wilson, and Doug Evans, 6 at Cygnus Support. 7 8 This file is part of GCC. 9 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) 13 any later version. 14 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. 19 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/>. */ 23 24 #ifndef __SPARC_PROTOS_H__ 25 #define __SPARC_PROTOS_H__ 26 27 #ifdef TREE_CODE 28 extern struct rtx_def *function_value (const_tree, enum machine_mode, int); 29 extern void function_arg_advance (CUMULATIVE_ARGS *, 30 enum machine_mode, tree, int); 31 extern struct rtx_def *function_arg (const CUMULATIVE_ARGS *, 32 enum machine_mode, tree, int, int); 33 #ifdef RTX_CODE 34 extern void init_cumulative_args (CUMULATIVE_ARGS *, tree, rtx, tree); 35 #endif 36 extern unsigned long sparc_type_code (tree); 37 #ifdef ARGS_SIZE_RTX 38 /* expr.h defines ARGS_SIZE_RTX and `enum direction' */ 39 extern enum direction function_arg_padding (enum machine_mode, const_tree); 40 #endif /* ARGS_SIZE_RTX */ 41 #endif /* TREE_CODE */ 42 43 extern void order_regs_for_local_alloc (void); 44 extern HOST_WIDE_INT sparc_compute_frame_size (HOST_WIDE_INT, int); 45 extern void sparc_expand_prologue (void); 46 extern void sparc_expand_epilogue (void); 47 extern bool sparc_can_use_return_insn_p (void); 48 extern int check_pic (int); 49 extern int short_branch (int, int); 50 extern void sparc_profile_hook (int); 51 extern void sparc_optimization_options (int, int); 52 extern void sparc_override_options (void); 53 extern void sparc_output_scratch_registers (FILE *); 54 55 #ifdef RTX_CODE 56 extern enum machine_mode select_cc_mode (enum rtx_code, rtx, rtx); 57 /* Define the function that build the compare insn for scc and bcc. */ 58 extern rtx gen_compare_reg (rtx cmp); 59 extern rtx sparc_emit_float_lib_cmp (rtx, rtx, enum rtx_code); 60 extern void sparc_emit_floatunsdi (rtx [2], enum machine_mode); 61 extern void sparc_emit_fixunsdi (rtx [2], enum machine_mode); 62 extern void emit_tfmode_binop (enum rtx_code, rtx *); 63 extern void emit_tfmode_unop (enum rtx_code, rtx *); 64 extern void emit_tfmode_cvt (enum rtx_code, rtx *); 65 extern bool legitimate_constant_p (rtx); 66 extern bool constant_address_p (rtx); 67 extern bool legitimate_pic_operand_p (rtx); 68 extern void sparc_emit_call_insn (rtx, rtx); 69 extern void sparc_defer_case_vector (rtx, rtx, int); 70 extern bool sparc_expand_move (enum machine_mode, rtx *); 71 extern void sparc_emit_set_const32 (rtx, rtx); 72 extern void sparc_emit_set_const64 (rtx, rtx); 73 extern void sparc_emit_set_symbolic_const64 (rtx, rtx, rtx); 74 extern int sparc_splitdi_legitimate (rtx, rtx); 75 extern int sparc_absnegfloat_split_legitimate (rtx, rtx); 76 extern const char *output_ubranch (rtx, int, rtx); 77 extern const char *output_cbranch (rtx, rtx, int, int, int, rtx); 78 extern const char *output_return (rtx); 79 extern const char *output_sibcall (rtx, rtx); 80 extern const char *output_v8plus_shift (rtx *, rtx, const char *); 81 extern const char *output_v9branch (rtx, rtx, int, int, int, int, rtx); 82 extern bool emit_scc_insn (rtx []); 83 extern void emit_conditional_branch_insn (rtx []); 84 extern void print_operand (FILE *, rtx, int); 85 extern int mems_ok_for_ldd_peep (rtx, rtx, rtx); 86 extern int arith_double_4096_operand (rtx, enum machine_mode); 87 extern int arith_4096_operand (rtx, enum machine_mode); 88 extern int zero_operand (rtx, enum machine_mode); 89 extern int fp_zero_operand (rtx, enum machine_mode); 90 extern int reg_or_0_operand (rtx, enum machine_mode); 91 extern int empty_delay_slot (rtx); 92 extern int eligible_for_return_delay (rtx); 93 extern int eligible_for_sibcall_delay (rtx); 94 extern int tls_call_delay (rtx); 95 extern int emit_move_sequence (rtx, enum machine_mode); 96 extern int fp_sethi_p (rtx); 97 extern int fp_mov_p (rtx); 98 extern int fp_high_losum_p (rtx); 99 extern int mem_min_alignment (rtx, int); 100 extern int pic_address_needs_scratch (rtx); 101 extern int reg_unused_after (rtx, rtx); 102 extern int register_ok_for_ldd (rtx); 103 extern int memory_ok_for_ldd (rtx); 104 extern int registers_ok_for_ldd_peep (rtx, rtx); 105 extern int v9_regcmp_p (enum rtx_code); 106 /* Function used for V8+ code generation. Returns 1 if the high 107 32 bits of REG are 0 before INSN. */ 108 extern int sparc_check_64 (rtx, rtx); 109 extern rtx gen_df_reg (rtx, int); 110 extern void sparc_expand_compare_and_swap_12 (rtx, rtx, rtx, rtx); 111 #endif /* RTX_CODE */ 112 113 #endif /* __SPARC_PROTOS_H__ */ 114