projects / unix-history / blame
| Commit | Line | Data |
|---|---|---|
| 15637ed4 RG |
1 | /* Declarations for insn-output.c. These functions are defined in recog.c. |
| 2 | Copyright (C) 1987 Free Software Foundation, Inc. | |
| 3 | ||
| 4 | This file is part of GNU CC. | |
| 5 | ||
| 6 | GNU CC is free software; you can redistribute it and/or modify | |
| 7 | it under the terms of the GNU General Public License as published by | |
| 8 | the Free Software Foundation; either version 1, or (at your option) | |
| 9 | any later version. | |
| 10 | ||
| 11 | GNU CC is distributed in the hope that it will be useful, | |
| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 14 | GNU General Public License for more details. | |
| 15 | ||
| 16 | You should have received a copy of the GNU General Public License | |
| 17 | along with GNU CC; see the file COPYING. If not, write to | |
| 18 | the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ | |
| 19 | ||
| 20 | /* Operand-predicate functions. */ | |
| 21 | int general_operand (); | |
| 22 | int push_operand (); | |
| 23 | int memory_operand (); | |
| 24 | int indirect_operand (); | |
| 25 | int immediate_operand (); | |
| 26 | int register_operand (); | |
| 27 | int address_operand (); | |
| 28 | int nonmemory_operand (); | |
| 29 | int nonimmediate_operand (); | |
| 30 | ||
| 31 | int offsettable_address_p (); | |
| 32 | rtx adj_offsettable_operand (); | |
| 33 | ||
| 34 | /* Output a string of assembler code. | |
| 35 | Defined in final.c. */ | |
| 36 | void output_asm_insn (); | |
| 37 | ||
| 38 | /* When outputting assembler code, indicates which alternative | |
| 39 | of the constraints was actually satisfied. */ | |
| 40 | extern int which_alternative; | |
| 41 | ||
| 42 | /* When outputting delayed branch sequences, this rtx holds the | |
| 43 | sequence being output. It is null when no delayed branch | |
| 44 | sequence is being output, so it can be used as a test in the | |
| 45 | insn output code. | |
| 46 | ||
| 47 | This variable is defined in final.c. */ | |
| 48 | extern rtx final_sequence; | |
| 49 | ||
| 50 | /* Nonzero if function being compiled pops its args on return. | |
| 51 | May affect compilation of return insn or of function epilogue. */ | |
| 52 | ||
| 53 | extern int current_function_pops_args; | |
| 54 | ||
| 55 | /* Nonzero if function being compiled needs to be given an address | |
| 56 | where the value should be stored. */ | |
| 57 | ||
| 58 | extern int current_function_returns_struct; | |
| 59 | ||
| 60 | /* Nonzero if function being compiled needs to | |
| 61 | return the address of where it has put a structure value. */ | |
| 62 | ||
| 63 | extern int current_function_returns_pcc_struct; | |
| 64 | ||
| 65 | /* Nonzero if function being compiled needs to be passed a static chain. */ | |
| 66 | ||
| 67 | extern int current_function_needs_context; | |
| 68 | ||
| 69 | /* Nonzero if function being compiled can call setjmp. */ | |
| 70 | ||
| 71 | extern int current_function_calls_setjmp; | |
| 72 | ||
| 73 | /* Nonzero if function being compiled can call alloca, | |
| 74 | either as a subroutine or builtin. */ | |
| 75 | ||
| 76 | extern int current_function_calls_alloca; | |
| 77 | ||
| 78 | /* Nonzero if the current function returns a pointer type */ | |
| 79 | ||
| 80 | extern int current_function_returns_pointer; | |
| 81 | ||
| 82 | /* If function's args have a fixed size, this is that size, in bytes. | |
| 83 | Otherwise, it is -1. | |
| 84 | May affect compilation of return insn or of function epilogue. */ | |
| 85 | ||
| 86 | extern int current_function_args_size; | |
| 87 | ||
| 88 | /* # bytes the prologue should push and pretend that the caller pushed them. | |
| 89 | The prologue must do this, but only if parms can be passed in registers. */ | |
| 90 | ||
| 91 | extern int current_function_pretend_args_size; | |
| 92 | ||
| 93 | /* Name of function now being compiled. */ | |
| 94 | ||
| 95 | extern char *current_function_name; |