+++ /dev/null
-/* Target definitions for GNU compiler for Intel 80860 running System V.4
- Copyright (C) 1991, 1996, 2000 Free Software Foundation, Inc.
- Contributed by Ron Guilmette (rfg@monkeys.com).
-
-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 2, 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, 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
-
-#undef TARGET_VERSION
-#define TARGET_VERSION fprintf (stderr, " (i860 System V Release 4)");
-
-/* Provide a set of pre-definitions and pre-assertions appropriate for
- the i860 running svr4. Note that the symbol `__svr4__' MUST BE
- DEFINED! It is needed so that the va_list struct in va-i860.h
- will get correctly defined for the svr4 (ABI compliant) case rather
- than for the previous (svr3, svr2, ...) case. It also needs to be
- defined so that the correct (svr4) version of __builtin_saveregs
- will be selected when we are building gnulib2.c.
- __svr4__ is our extension. */
-
-#define CPP_PREDEFINES \
- "-Di860 -Dunix -DSVR4 -D__svr4__ -Asystem=unix -Asystem=svr4 -Acpu=i860 -Amachine=i860"
-
-/* For the benefit of i860_va_arg, flag it this way too. */
-
-#define I860_SVR4_VA_LIST 1
-
-/* The prefix to be used in assembler output for all names of registers.
- This string gets prepended to all i860 register names (svr4 only). */
-
-#define I860_REG_PREFIX "%"
-
-#define ASM_COMMENT_START "#"
-
-#undef TYPE_OPERAND_FMT
-#define TYPE_OPERAND_FMT "\"%s\""
-
-/* The following macro definition overrides the one in i860.h
- because the svr4 i860 assembler requires a different syntax
- for getting parts of constant/relocatable values. */
-
-#undef PRINT_OPERAND_PART
-#define PRINT_OPERAND_PART(FILE, X, PART_CODE) \
- do { fprintf (FILE, "["); \
- output_address (X); \
- fprintf (FILE, "]@%s", PART_CODE); \
- } while (0)
-
-#undef ASM_FILE_START
-#define ASM_FILE_START(FILE) \
- do { output_file_directive (FILE, main_input_filename); \
- fprintf (FILE, "\t.version\t\"01.01\"\n"); \
- } while (0)
-
-/* Output the special word the svr4 SDB wants to see just before
- the first word of each function's prologue code. */
-
-extern const char *current_function_original_name;
-
-/* This special macro is used to output a magic word just before the
- first word of each function. On some versions of UNIX running on
- the i860, this word can be any word that looks like a NOP, however
- under svr4, this neds to be an `shr r0,r0,r0' instruction in which
- the normally unused low-order bits contain the length of the function
- prologue code (in bytes). This is needed to make the svr4 SDB debugger
- happy. */
-
-#undef ASM_OUTPUT_FUNCTION_PREFIX
-#define ASM_OUTPUT_FUNCTION_PREFIX(FILE, FNNAME) \
- do { ASM_OUTPUT_ALIGN (FILE, 2); \
- fprintf ((FILE), "\t.long\t.ep."); \
- assemble_name (FILE, FNNAME); \
- fprintf (FILE, "-"); \
- assemble_name (FILE, FNNAME); \
- fprintf (FILE, "+0xc8000000\n"); \
- current_function_original_name = (FNNAME); \
- } while (0)
-
-/* Output the special label that must go just after each function's
- prologue code to support svr4 SDB. */
-
-#define ASM_OUTPUT_PROLOGUE_SUFFIX(FILE) \
- do { fprintf (FILE, ".ep."); \
- assemble_name (FILE, current_function_original_name); \
- fprintf (FILE, ":\n"); \
- } while (0)
-
-/* Define the pseudo-ops used to switch to the .ctors and .dtors sections.
-
- Note that we want to give these sections the SHF_WRITE attribute
- because these sections will actually contain data (i.e. tables of
- addresses of functions in the current root executable or shared library
- file) and, in the case of a shared library, the relocatable addresses
- will have to be properly resolved/relocated (and then written into) by
- the dynamic linker when it actually attaches the given shared library
- to the executing process. (Note that on SVR4, you may wish to use the
- `-z text' option to the ELF linker, when building a shared library, as
- an additional check that you are doing everything right. But if you do
- use the `-z text' option when building a shared library, you will get
- errors unless the .ctors and .dtors sections are marked as writable
- via the SHF_WRITE attribute.) */
-
-#undef CTORS_SECTION_ASM_OP
-#define CTORS_SECTION_ASM_OP "\t.section\t.ctors,\"aw\""
-#undef DTORS_SECTION_ASM_OP
-#define DTORS_SECTION_ASM_OP "\t.section\t.dtors,\"aw\""
-
-/* Add definitions to support the .tdesc section as specified in the svr4
- ABI for the i860. */
-
-#define TDESC_SECTION_ASM_OP "\t.section\t.tdesc"
-
-#undef EXTRA_SECTIONS
-#define EXTRA_SECTIONS in_const, in_tdesc
-
-#undef EXTRA_SECTION_FUNCTIONS
-#define EXTRA_SECTION_FUNCTIONS \
- CONST_SECTION_FUNCTION \
- TDESC_SECTION_FUNCTION
-
-#define TDESC_SECTION_FUNCTION \
-void \
-tdesc_section () \
-{ \
- if (in_section != in_tdesc) \
- { \
- fprintf (asm_out_file, "%s\n", TDESC_SECTION_ASM_OP); \
- in_section = in_tdesc; \
- } \
-}
-
projects / msp430-gcc.git / blobdiff