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output.h
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1992-06-08
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5KB
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155 lines
/* Declarations for insn-output.c. These functions are defined in recog.c.
Copyright (C) 1987 Free Software Foundation, Inc.
$Id: output.h,v 1.4 91/07/15 16:03:58 pete Exp $
This file is part of GNU CC.
GNU CC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 1, or (at your option)
any later version.
GNU CC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU CC; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
/* Operand-predicate functions. */
int general_operand ();
int push_operand ();
int memory_operand ();
int indirect_operand ();
int immediate_operand ();
int register_operand ();
int address_operand ();
int nonmemory_operand ();
int nonimmediate_operand ();
int offsettable_address_p ();
rtx adj_offsettable_operand ();
/* Output a string of assembler code.
Defined in final.c. */
void output_asm_insn();
/* When outputting assembler code, indicates which alternative
of the constraints was actually satisfied. */
#if defined( _MSDOS )
extern int which_alternative;
#else
int which_alternative;
#endif
/* When outputting delayed branch sequences, this rtx holds the
sequence being output. It is null when no delayed branch
sequence is being output, so it can be used as a test in the
insn output code.
This variable is defined in final.c. */
#if defined( _MSDOS )
extern rtx final_sequence;
#else
rtx final_sequence;
#endif
/* Nonzero if function being compiled pops its args on return.
May affect compilation of return insn or of function epilogue. */
#if defined( _MSDOS )
/* this really is a case of duplicate definition. */
extern int current_function_pops_args;
#else
int current_function_pops_args;
#endif
/* Nonzero if function being compiled needs to be given an address
where the value should be stored. */
#if defined( _MSDOS )
/* this really is a case of duplicate definition. */
extern int current_function_returns_struct;
#else
int current_function_returns_struct;
#endif
/* Nonzero if function being compiled needs to
return the address of where it has put a structure value. */
#if defined( _MSDOS )
/* this really is a case of duplicate definition. */
extern int current_function_returns_pcc_struct;
#else
int current_function_returns_pcc_struct;
#endif
/* Nonzero if function being compiled needs to be passed a static chain. */
#if defined( _MSDOS )
/* this really is a case of duplicate definition. */
extern int current_function_needs_context;
#else
int current_function_needs_context;
#endif
/* Nonzero if function being compiled can call setjmp. */
#if defined( _MSDOS )
/* this really is a case of duplicate definition. */
extern int current_function_calls_setjmp;
#else
int current_function_calls_setjmp;
#endif
/* Nonzero if function being compiled can call alloca,
either as a subroutine or builtin. */
#if defined( _MSDOS )
/* this really is a case of duplicate definition. */
extern int current_function_calls_alloca;
#else
int current_function_calls_alloca;
#endif
/* Nonzero if the current function returns a pointer type */
#if defined( _MSDOS )
/* this really is a case of duplicate definition. */
extern int current_function_returns_pointer;
#else
int current_function_returns_pointer;
#endif
/* If function's args have a fixed size, this is that size, in bytes.
Otherwise, it is -1.
May affect compilation of return insn or of function epilogue. */
#if defined( _MSDOS )
/* this really is a case of duplicate definition. */
extern int current_function_args_size;
#else
int current_function_args_size;
#endif
/* # bytes the prologue should push and pretend that the caller pushed them.
The prologue must do this, but only if parms can be passed in registers. */
#if defined( _MSDOS )
/* this really is a case of duplicate definition. */
extern int current_function_pretend_args_size;
#else
int current_function_pretend_args_size;
#endif
/* Name of function now being compiled. */
#if defined( _MSDOS )
/* this really is a case of duplicate definition. */
extern char *current_function_name;
#else
char *current_function_name;
#endif