19990502 sourceware importbinu_ss_19990502

1 files changed, 153 insertions, 0 deletions

diff --git a/gas/config/tc-mips.h b/gas/config/tc-mips.h
new file mode 100644
index 0000000..868aede
--- /dev/null
+++ b/gas/config/tc-mips.h
@@ -0,0 +1,153 @@
+/* tc-mips.h -- header file for tc-mips.c.
+   Copyright (C) 1993, 1994, 1995, 1996, 1997 Free Software Foundation, Inc.
+   Contributed by the OSF and Ralph Campbell.
+   Written by Keith Knowles and Ralph Campbell, working independently.
+   Modified for ECOFF support by Ian Lance Taylor of Cygnus Support.
+
+   This file is part of GAS.
+
+   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 2, 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, 59 Temple Place - Suite 330, Boston, MA
+   02111-1307, USA.  */
+
+#ifndef TC_MIPS
+
+#define TC_MIPS
+
+#ifdef ANSI_PROTOTYPES
+struct frag;
+struct expressionS;
+#endif
+
+/* Default to big endian.  */
+#ifndef TARGET_BYTES_BIG_ENDIAN
+#define TARGET_BYTES_BIG_ENDIAN		1
+#endif
+
+#define TARGET_ARCH bfd_arch_mips
+
+#define ONLY_STANDARD_ESCAPES
+#define WORKING_DOT_WORD	1
+#define OLD_FLOAT_READS
+#define REPEAT_CONS_EXPRESSIONS
+#define RELOC_EXPANSION_POSSIBLE
+#define MAX_RELOC_EXPANSION 3
+#define LOCAL_LABELS_FB 1
+
+/* Maximum symbol offset that can be encoded in a BFD_RELOC_MIPS_GPREL
+   relocation: */
+#define MAX_GPREL_OFFSET (0x7FF4)
+
+#define md_relax_frag(fragp, stretch) mips_relax_frag(fragp, stretch)
+extern int mips_relax_frag PARAMS ((struct frag *, long));
+
+#define md_undefined_symbol(name)	(0)
+#define md_operand(x)
+
+/* We permit PC relative difference expressions when generating
+   embedded PIC code.  */
+#define DIFF_EXPR_OK
+
+/* Tell assembler that we have an itbl_mips.h header file to include. */
+#define HAVE_ITBL_CPU
+
+/* The endianness of the target format may change based on command
+   line arguments.  */
+#define TARGET_FORMAT mips_target_format()
+extern const char *mips_target_format PARAMS ((void));
+
+struct mips_cl_insn
+{
+  unsigned long insn_opcode;
+  const struct mips_opcode *insn_mo;
+  /* The next two fields are used when generating mips16 code.  */
+  boolean use_extend;
+  unsigned short extend;
+};
+
+extern int tc_get_register PARAMS ((int frame));
+
+#define tc_init_after_args() mips_init_after_args()
+extern void mips_init_after_args PARAMS ((void));
+
+#define md_parse_long_option(arg) mips_parse_long_option (arg)
+extern int mips_parse_long_option PARAMS ((const char *));
+
+#define tc_frob_label(sym) mips_define_label (sym)
+extern void mips_define_label PARAMS ((struct symbol *));
+
+#define tc_frob_file_before_adjust() mips_frob_file_before_adjust ()
+extern void mips_frob_file_before_adjust PARAMS ((void));
+
+#define tc_frob_file() mips_frob_file ()
+extern void mips_frob_file PARAMS ((void));
+
+#if defined (OBJ_ELF) || defined (OBJ_MAYBE_ELF)
+#define tc_frob_file_after_relocs mips_frob_file_after_relocs
+extern void mips_frob_file_after_relocs PARAMS ((void));
+#endif
+
+#define TC_CONS_FIX_NEW cons_fix_new_mips
+extern void cons_fix_new_mips
+  PARAMS ((struct frag *, int, unsigned int, struct expressionS *));
+
+#define tc_fix_adjustable(fixp) mips_fix_adjustable (fixp)
+extern int mips_fix_adjustable PARAMS ((struct fix *));
+
+/* When generating embedded PIC code we must keep PC relative
+   relocations.  */
+#define TC_FORCE_RELOCATION(fixp) mips_force_relocation (fixp)
+extern int mips_force_relocation PARAMS ((struct fix *));
+
+/* md_apply_fix sets fx_done correctly.  */
+#define TC_HANDLE_FX_DONE 1
+
+/* Register mask variables.  These are set by the MIPS assembly code
+   and used by ECOFF and possibly other object file formats.  */
+extern unsigned long mips_gprmask;
+extern unsigned long mips_cprmask[4];
+
+#if defined (OBJ_ELF) || defined (OBJ_MAYBE_ELF)
+
+#define elf_tc_final_processing mips_elf_final_processing
+extern void mips_elf_final_processing PARAMS ((void));
+
+#define ELF_TC_SPECIAL_SECTIONS \
+  { ".sdata",	SHT_PROGBITS,	SHF_ALLOC + SHF_WRITE + SHF_MIPS_GPREL	}, \
+  { ".sbss",	SHT_NOBITS,	SHF_ALLOC + SHF_WRITE + SHF_MIPS_GPREL	}, \
+  { ".lit4",	SHT_PROGBITS,	SHF_ALLOC + SHF_WRITE + SHF_MIPS_GPREL	}, \
+  { ".lit8",	SHT_PROGBITS,	SHF_ALLOC + SHF_WRITE + SHF_MIPS_GPREL	}, \
+  { ".ucode",	SHT_MIPS_UCODE,	0					}, \
+  { ".mdebug",	SHT_MIPS_DEBUG,	0					},
+/* Other special sections not generated by the assembler: .reginfo,
+   .liblist, .conflict, .gptab, .got, .dynamic, .rel.dyn.  */
+
+#endif
+
+extern void md_mips_end PARAMS ((void));
+#define md_end()	md_mips_end()
+
+#define USE_GLOBAL_POINTER_OPT	(OUTPUT_FLAVOR == bfd_target_ecoff_flavour \
+				 || OUTPUT_FLAVOR == bfd_target_elf_flavour)
+
+extern void mips_pop_insert PARAMS ((void));
+#define md_pop_insert()		mips_pop_insert()
+
+extern void mips_flush_pending_output PARAMS ((void));
+#define md_flush_pending_output mips_flush_pending_output
+
+extern void mips_enable_auto_align PARAMS ((void));
+#define md_elf_section_change_hook()	mips_enable_auto_align()
+
+#endif /* TC_MIPS */