/* Definitions of target machine for gcc for Hitachi Super-H using ELF. Copyright (C) 1996, 1997, 2000, 2001 Free Software Foundation, Inc. Contributed by Ian Lance Taylor . 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. */ /* 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 TARGET_ASM_NAMED_SECTION #undef ASM_DECLARE_FUNCTION_NAME #undef MAX_OFILE_ALIGNMENT #undef SIZE_TYPE #undef PTRDIFF_TYPE /* Be ELF-like. */ /* TODO: convert includes to ${tm_file} list in config.gcc. */ #include "dbxelf.h" #include "elfos.h" #include "svr4.h" /* No SDB debugging info. */ #undef SDB_DEBUGGING_INFO /* Generate DWARF2 debugging information and make it the default */ #undef DWARF2_DEBUGGING_INFO #define DWARF2_DEBUGGING_INFO 1 #undef PREFERRED_DEBUGGING_TYPE #define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG /* use a more compact format for line information */ #define DWARF2_ASM_LINE_DEBUG_INFO 1 /* WCHAR_TYPE_SIZE is defined to BITS_PER_WORD in svr4.h, but BITS_PER_WORD isn't constant any more. Fortunately, on no SH platform is it wider than 32-bits. */ #define MAX_WCHAR_TYPE_SIZE 32 /* The prefix to add to user-visible assembler symbols. Note that svr4.h redefined it from the original value (that we want) in sh.h */ #undef USER_LABEL_PREFIX #define USER_LABEL_PREFIX "_" #undef LOCAL_LABEL_PREFIX #define LOCAL_LABEL_PREFIX "." #undef ASM_FILE_START #define ASM_FILE_START(FILE) do { \ output_file_directive ((FILE), main_input_filename); \ /* We also need to show the text section with the proper \ attributes as in TEXT_SECTION_ASM_OP, before dwarf2out \ emits it without attributes in TEXT_SECTION, else GAS \ will complain. We can teach GAS specifically about the \ default attributes for our choice of text section, but \ then we would have to change GAS again if/when we change \ the text section name. */ \ fprintf ((FILE), "%s\n", TEXT_SECTION_ASM_OP); \ if (TARGET_LITTLE_ENDIAN) \ fprintf ((FILE), "\t.little\n"); \ } while (0) /* Let code know that this is ELF. */ #define CPP_PREDEFINES "-D__sh__ -D__ELF__ -Acpu=sh -Amachine=sh" #undef SIZE_TYPE #define SIZE_TYPE (TARGET_SH5 ? "long unsigned int" : "unsigned int") #undef PTRDIFF_TYPE #define PTRDIFF_TYPE (TARGET_SH5 ? "long int" : "int") /* Pass -ml and -mrelax to the assembler and linker. */ #undef ASM_SPEC #define ASM_SPEC "%{ml:-little} %{mrelax:-relax} \ %{m5-compact:--isa=SHcompact} %{m5-compact-nofpu:--isa=SHcompact} \ %{m5-32media:--isa=SHmedia --abi=32} %{m5-32media-nofpu:--isa=SHmedia --abi=32} \ %{m5-64media:--isa=SHmedia --abi=64} %{m5-64media-nofpu:--isa=SHmedia --abi=64}" #undef LINK_SPEC #define LINK_SPEC " \ %{m5-compact:%{!ml:-m shelf32} %{ml:-m shlelf32}} \ %{m5-compact-nofpu:%{!ml:-m shelf32} %{ml:-m shlelf32}} \ %{m5-32media:%{!ml:-m shelf32} %{ml:-m shlelf32}} \ %{m5-32media-nofpu:%{!ml:-m shelf32} %{ml:-m shlelf32}} \ %{m5-64media:%{!ml:-m shelf64} %{ml:-m shlelf64}} \ %{m5-64media-nofpu:%{!ml:-m shelf64} %{ml:-m shlelf64}} \ %{!m5-64media:%{!m5-64media-nofpu:%{!m5-32media:%{!m5-32media-nofpu:%{!m5-compact:%{!m5-compact-nofpu:%{ml:-m shlelf}}}}}}} \ %{mrelax:-relax}" /* svr4.h undefined DBX_REGISTER_NUMBER, so we need to define it again. */ #define DBX_REGISTER_NUMBER(REGNO) \ (GENERAL_REGISTER_P (REGNO) \ ? ((REGNO) - FIRST_GENERAL_REG) \ : FP_REGISTER_P (REGNO) \ ? ((REGNO) - FIRST_FP_REG + (TARGET_SH5 ? (TARGET_SHCOMPACT ? 245 \ : 77) : 25)) \ : XD_REGISTER_P (REGNO) \ ? ((REGNO) - FIRST_XD_REG + (TARGET_SH5 ? 289 : 87)) \ : TARGET_REGISTER_P (REGNO) \ ? ((REGNO) - FIRST_TARGET_REG + 68) \ : (REGNO) == PR_REG \ ? (TARGET_SH5 ? 241 : 17) \ : (REGNO) == T_REG \ ? (TARGET_SH5 ? 242 : 18) \ : (REGNO) == GBR_REG \ ? (TARGET_SH5 ? 238 : 19) \ : (REGNO) == MACH_REG \ ? (TARGET_SH5 ? 239 : 20) \ : (REGNO) == MACL_REG \ ? (TARGET_SH5 ? 240 : 21) \ : (REGNO) == FPUL_REG \ ? (TARGET_SH5 ? 244 : 23) \ : (abort(), -1)) #undef ASM_GENERATE_INTERNAL_LABEL #define ASM_GENERATE_INTERNAL_LABEL(STRING, PREFIX, NUM) \ sprintf ((STRING), "*%s%s%ld", LOCAL_LABEL_PREFIX, (PREFIX), (long)(NUM)) #undef ASM_OUTPUT_INTERNAL_LABEL #define ASM_OUTPUT_INTERNAL_LABEL(FILE,PREFIX,NUM) \ asm_fprintf ((FILE), "%L%s%d:\n", (PREFIX), (NUM)) #undef ASM_OUTPUT_SOURCE_LINE #define ASM_OUTPUT_SOURCE_LINE(file, line) \ do \ { \ static int sym_lineno = 1; \ asm_fprintf ((file), ".stabn 68,0,%d,%LLM%d-", \ (line), sym_lineno); \ assemble_name ((file), \ XSTR (XEXP (DECL_RTL (current_function_decl), 0), 0));\ asm_fprintf ((file), "\n%LLM%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) #undef STARTFILE_SPEC #define STARTFILE_SPEC \ "%{!shared: crt1.o%s} crti.o%s \ %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}" #undef ENDFILE_SPEC #define ENDFILE_SPEC \ "%{!shared:crtend.o%s} %{shared:crtendS.o%s} crtn.o%s"