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/* hppa-aux.h -- Assembler for the PA - PA-RISC specific support routines
Copyright (C) 1989 Free Software Foundation, Inc.
This file is part of GAS, the GNU Assembler.
GAS 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.
GAS 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 GAS; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
/*
HP PA-RISC support was contributed by the Center for Software Science
at the University of Utah.
*/
/* HP-PA support for Mach-O ... USV */
#ifndef HPPA_AUX_DEFINED
#define HPPA_AUX_DEFINED
typedef enum FPOF { SGL, DBL, ILLEGAL_FMT, QUAD } FP_Operand_Format;
int pa_parse_number();
int pa_parse_fp_cmp_cond();
FP_Operand_Format pa_parse_fp_format();
int pa_parse_nullif();
int pa_parse_nonneg_cmpsub_cmpltr();
int pa_parse_neg_cmpsub_cmpltr();
int pa_parse_nonneg_add_cmpltr();
int pa_parse_neg_add_cmpltr();
/* A structure used during assembly of individual instructions */
struct pa_it {
char *error;
unsigned long opcode;
#ifdef undef
symbol_dictS *nlistp; /*** used to be: struct nlist *nlistp; */
#else
struct nlist *nlistp;
#endif
expressionS exp;
int pcrel;
int pcrel_reloc;
FP_Operand_Format fpof1; /* Floating Point Operand Format, operand 1 */
FP_Operand_Format fpof2; /* Floating Point Operand Format, operand 2 */
/* (used only for class 1 instructions -- */
/* the conversion instructions) */
long field_selector;
unsigned int reloc;
/* enum reloc_type_hppa reloc; */
int code;
long arg_reloc;
};
extern struct pa_it the_insn;
/*
PA-89 floating point registers are arranged like this:
+--------------+--------------+
| 0 or 16L | 16 or 16R |
+--------------+--------------+
| 1 or 17L | 17 or 17R |
+--------------+--------------+
| | |
. . .
. . .
. . .
| | |
+--------------+--------------+
| 14 or 30L | 30 or 30R |
+--------------+--------------+
| 15 or 31L | 31 or 31R |
+--------------+--------------+
The following is a version of pa_parse_number that
handles the L/R notation and returns the correct
value to put into the instruction register field.
The correct value to put into the instruction is
encoded in the structure 'pa_89_fp_reg_struct'.
*/
struct pa_89_fp_reg_struct {
char number_part;
char L_R_select;
};
int need_89_opcode();
int pa_89_parse_number();
extern int getAbsoluteExpression(
char *str);
extern int evaluateAbsolute(
expressionS exp,
int field_selector);
extern int getExpression(
char *str);
#endif /* HPPA_AUX_DEFINED */
/* end hppa-aux.h */
These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.