1 /* Prototypes of target machine for GNU compiler, for Sun SPARC. 2 Copyright (C) 1999, 2000 Free Software Foundation, Inc. 3 Contributed by Michael Tiemann (tiemann@cygnus.com). 4 64 bit SPARC V9 support by Michael Tiemann, Jim Wilson, and Doug Evans, 5 at Cygnus Support. 6 7 This file is part of GNU CC. 8 9 GNU CC is free software; you can redistribute it and/or modify 10 it under the terms of the GNU General Public License as published by 11 the Free Software Foundation; either version 2, or (at your option) 12 any later version. 13 14 GNU CC is distributed in the hope that it will be useful, 15 but WITHOUT ANY WARRANTY; without even the implied warranty of 16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17 GNU General Public License for more details. 18 19 You should have received a copy of the GNU General Public License 20 along with GNU CC; see the file COPYING. If not, write to 21 the Free Software Foundation, 59 Temple Place - Suite 330, 22 Boston, MA 02111-1307, USA. */ 23 24 #ifndef __SPARC_PROTOS_H__ 25 #define __SPARC_PROTOS_H__ 26 27 extern bool sparc_emitting_epilogue; 28 29 #ifdef TREE_CODE 30 extern struct rtx_def *function_value PARAMS ((tree, enum machine_mode, int)); 31 extern void function_arg_advance PARAMS ((CUMULATIVE_ARGS *, 32 enum machine_mode, tree, int)); 33 extern struct rtx_def *function_arg PARAMS ((const CUMULATIVE_ARGS *, 34 enum machine_mode, 35 tree, int, int)); 36 extern int function_arg_partial_nregs PARAMS ((const CUMULATIVE_ARGS *, 37 enum machine_mode, 38 tree, int)); 39 extern int function_arg_pass_by_reference PARAMS ((const CUMULATIVE_ARGS *, 40 enum machine_mode, 41 tree, int)); 42 extern struct rtx_def *sparc_builtin_saveregs PARAMS ((void)); 43 #ifdef RTX_CODE 44 extern void init_cumulative_args PARAMS ((CUMULATIVE_ARGS *, tree, rtx, int)); 45 extern void sparc_va_start PARAMS ((tree, rtx)); 46 #endif 47 extern struct rtx_def *sparc_va_arg PARAMS ((tree, tree)); 48 extern unsigned long sparc_type_code PARAMS ((tree)); 49 #ifdef ARGS_SIZE_RTX 50 /* expr.h defines ARGS_SIZE_RTX and `enum direction' */ 51 extern enum direction function_arg_padding PARAMS ((enum machine_mode, tree)); 52 #endif /* ARGS_SIZE_RTX */ 53 #endif /* TREE_CODE */ 54 55 extern void load_pic_register PARAMS ((void)); 56 extern void order_regs_for_local_alloc PARAMS ((void)); 57 extern int compute_frame_size PARAMS ((int, int)); 58 extern int check_pic PARAMS ((int)); 59 extern int short_branch PARAMS ((int, int)); 60 extern int sparc_flat_epilogue_delay_slots PARAMS ((void)); 61 extern unsigned long sparc_flat_compute_frame_size PARAMS ((int)); 62 extern void sparc_profile_hook PARAMS ((int)); 63 extern void sparc_override_options PARAMS ((void)); 64 extern int leaf_return_peephole_ok PARAMS ((void)); 65 extern void sparc_output_scratch_registers PARAMS ((FILE *)); 66 extern void sparc_flat_save_restore PARAMS ((FILE *, const char *, 67 unsigned int, unsigned long, 68 unsigned long, const char *, 69 const char *, unsigned long)); 70 71 #ifdef RTX_CODE 72 extern enum machine_mode select_cc_mode PARAMS ((enum rtx_code, rtx, rtx)); 73 /* Define the function that build the compare insn for scc and bcc. */ 74 extern rtx gen_compare_reg PARAMS ((enum rtx_code code, rtx, rtx)); 75 extern void sparc_emit_float_lib_cmp PARAMS ((rtx, rtx, enum rtx_code)); 76 extern void sparc_emit_floatunsdi PARAMS ((rtx [2], enum machine_mode)); 77 extern void sparc_emit_fixunsdi PARAMS ((rtx [2], enum machine_mode)); 78 extern void emit_tfmode_binop PARAMS ((enum rtx_code, rtx *)); 79 extern void emit_tfmode_unop PARAMS ((enum rtx_code, rtx *)); 80 extern void emit_tfmode_cvt PARAMS ((enum rtx_code, rtx *)); 81 /* This function handles all v9 scc insns */ 82 extern int gen_v9_scc PARAMS ((enum rtx_code, rtx *)); 83 extern void sparc_initialize_trampoline PARAMS ((rtx, rtx, rtx)); 84 extern void sparc64_initialize_trampoline PARAMS ((rtx, rtx, rtx)); 85 extern rtx legitimize_pic_address PARAMS ((rtx, enum machine_mode, rtx)); 86 extern void sparc_defer_case_vector PARAMS ((rtx, rtx, int)); 87 extern void sparc_emit_set_const32 PARAMS ((rtx, rtx)); 88 extern void sparc_emit_set_const64 PARAMS ((rtx, rtx)); 89 extern void sparc_emit_set_symbolic_const64 PARAMS ((rtx, rtx, rtx)); 90 extern int sparc_splitdi_legitimate PARAMS ((rtx, rtx)); 91 extern int sparc_absnegfloat_split_legitimate PARAMS ((rtx, rtx)); 92 extern const char *output_ubranch PARAMS ((rtx, int, rtx)); 93 extern char *output_cbranch PARAMS ((rtx, rtx, int, int, int, int, rtx)); 94 extern const char *output_sibcall PARAMS ((rtx, rtx)); 95 extern char *output_v9branch PARAMS ((rtx, rtx, int, int, int, int, int, 96 rtx)); 97 extern void emit_v9_brxx_insn PARAMS ((enum rtx_code, rtx, rtx)); 98 extern void print_operand PARAMS ((FILE *, rtx, int)); 99 extern int mems_ok_for_ldd_peep PARAMS ((rtx, rtx, rtx)); 100 extern int arith_double_4096_operand PARAMS ((rtx, enum machine_mode)); 101 extern int arith_4096_operand PARAMS ((rtx, enum machine_mode)); 102 extern int zero_operand PARAMS ((rtx, enum machine_mode)); 103 extern int fp_zero_operand PARAMS ((rtx, enum machine_mode)); 104 extern int reg_or_0_operand PARAMS ((rtx, enum machine_mode)); 105 extern int empty_delay_slot PARAMS ((rtx)); 106 extern int eligible_for_epilogue_delay PARAMS ((rtx, int)); 107 extern int eligible_for_sibcall_delay PARAMS ((rtx)); 108 extern int emit_move_sequence PARAMS ((rtx, enum machine_mode)); 109 extern int fp_sethi_p PARAMS ((rtx)); 110 extern int fp_mov_p PARAMS ((rtx)); 111 extern int fp_high_losum_p PARAMS ((rtx)); 112 extern int mem_min_alignment PARAMS ((rtx, int)); 113 extern int pic_address_needs_scratch PARAMS ((rtx)); 114 extern int reg_unused_after PARAMS ((rtx, rtx)); 115 extern int register_ok_for_ldd PARAMS ((rtx)); 116 extern int registers_ok_for_ldd_peep PARAMS ((rtx, rtx)); 117 extern int sparc_flat_eligible_for_epilogue_delay PARAMS ((rtx, int)); 118 extern int v9_regcmp_p PARAMS ((enum rtx_code)); 119 extern char *sparc_v8plus_shift PARAMS ((rtx *, rtx, const char *)); 120 /* Function used for V8+ code generation. Returns 1 if the high 121 32 bits of REG are 0 before INSN. */ 122 extern int sparc_check_64 PARAMS ((rtx, rtx)); 123 extern rtx gen_df_reg PARAMS ((rtx, int)); 124 extern int sparc_extra_constraint_check PARAMS ((rtx, int, int)); 125 extern int sparc_rtx_costs PARAMS ((rtx, enum rtx_code, enum rtx_code)); 126 #endif /* RTX_CODE */ 127 128 #endif /* __SPARC_PROTOS_H__ */ 129