| /* Definitions of target machine for gcc for Hitachi Super-H using ELF. |
| Copyright (C) 1996 Free Software Foundation, Inc. |
| Contributed by Ian Lance Taylor <ian@cygnus.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. */ |
| |
| /* Mostly like the regular SH configuration. */ |
| #include "sh/sh.h" |
| |
| /* No SDB debugging info. */ |
| #undef SDB_DEBUGGING_INFO |
| |
| /* Prefer stabs. */ |
| #undef PREFERRED_DEBUGGING_TYPE |
| #define PREFERRED_DEBUGGING_TYPE DBX_DEBUG |
| |
| /* Undefine some macros defined in both sh.h and svr4.h. */ |
| #undef IDENT_ASM_OP |
| #undef ASM_FILE_END |
| #undef ASM_OUTPUT_SOURCE_LINE |
| #undef DBX_OUTPUT_MAIN_SOURCE_FILE_END |
| #undef CTORS_SECTION_ASM_OP |
| #undef DTORS_SECTION_ASM_OP |
| #undef ASM_OUTPUT_SECTION_NAME |
| #undef ASM_OUTPUT_CONSTRUCTOR |
| #undef ASM_OUTPUT_DESTRUCTOR |
| #undef ASM_DECLARE_FUNCTION_NAME |
| |
| /* Be ELF-like. */ |
| #include "svr4.h" |
| |
| /* Let code know that this is ELF. */ |
| #define CPP_PREDEFINES "-D__sh__ -D__ELF__ -Acpu(sh) -Amachine(sh)" |
| |
| /* Pass -ml and -mrelax to the assembler and linker. */ |
| #undef ASM_SPEC |
| #define ASM_SPEC "%{ml:-little} %{mrelax:-relax}" |
| |
| #undef LINK_SPEC |
| #define LINK_SPEC "%{ml:-m shl} %{mrelax:-relax}" |
| |
| /* svr4.h undefined DBX_REGISTER_NUMBER, so we need to define it |
| again. */ |
| #define DBX_REGISTER_NUMBER(REGNO) \ |
| (((REGNO) >= 22 && (REGNO) <= 39) ? ((REGNO) + 1) : (REGNO)) |
| |
| /* SH ELF, unlike most ELF implementations, uses underscores before |
| symbol names. */ |
| #undef ASM_OUTPUT_LABELREF |
| #define ASM_OUTPUT_LABELREF(STREAM,NAME) \ |
| fprintf (STREAM, "_%s", NAME) |
| |
| /* Because SH ELF uses underscores, we don't put a '.' before local |
| labels, for easy compatibility with the COFF implementation. */ |
| |
| #undef ASM_GENERATE_INTERNAL_LABEL |
| #define ASM_GENERATE_INTERNAL_LABEL(STRING, PREFIX, NUM) \ |
| sprintf (STRING, "*%s%d", PREFIX, NUM) |
| |
| #undef ASM_OUTPUT_INTERNAL_LABEL |
| #define ASM_OUTPUT_INTERNAL_LABEL(FILE,PREFIX,NUM) \ |
| fprintf (FILE, "%s%d:\n", PREFIX, NUM) |
| |
| #undef ASM_OUTPUT_SOURCE_LINE |
| #define ASM_OUTPUT_SOURCE_LINE(file, line) \ |
| do \ |
| { \ |
| static int sym_lineno = 1; \ |
| fprintf (file, ".stabn 68,0,%d,LM%d-", \ |
| line, sym_lineno); \ |
| assemble_name (file, \ |
| XSTR (XEXP (DECL_RTL (current_function_decl), 0), 0));\ |
| fprintf (file, "\nLM%d:\n", sym_lineno); \ |
| sym_lineno += 1; \ |
| } \ |
| while (0) |
| |
| #undef DBX_OUTPUT_MAIN_SOURCE_FILE_END |
| #define DBX_OUTPUT_MAIN_SOURCE_FILE_END(FILE, FILENAME) \ |
| do { \ |
| text_section (); \ |
| fprintf (FILE, "\t.stabs \"\",%d,0,0,Letext\nLetext:\n", N_SO); \ |
| } while (0) |
| |
| /* Arrange to call __main, rather than using crtbegin.o and crtend.o |
| and relying on .init and .fini being executed at appropriate times. */ |
| #undef INIT_SECTION_ASM_OP |
| #undef FINI_SECTION_ASM_OP |
| #undef STARTFILE_SPEC |
| #undef ENDFILE_SPEC |