Apply Philip Blundell's patch to add arm-conix target.
From-SVN: r32260
This commit is contained in:
Philip Blundell
Nick Clifton
parent
84d59b7c5a
commit
471633787c
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@ -1,3 +1,9 @@
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2000-02-29 Philip Blundell <pb@futuretv.com>
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* config/arm/conix-elf.h: New file.
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* configure.in (arm*-*-conix*): New configuration.
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* configure: Regenerate.
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2000-02-28 Jason Merrill <jason@casey.cygnus.com>
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* dwarf2out.c (gen_block_die): Output abstract blocks even if they
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@ -0,0 +1,178 @@
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/* Definitions of target machine for GNU compiler,
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for ARM with ConiX OS.
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Copyright (C) 2000 Free Software Foundation, Inc.
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Contributed by Philip Blundell <pb@futuretv.com>
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This file is part of GNU CC.
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GNU CC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU CC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU CC; see the file COPYING. If not, write to
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the Free Software Foundation, 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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/* Run-time Target Specification. */
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#ifndef TARGET_VERSION
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#define TARGET_VERSION fputs (" (ARM/ELF ConiX)", stderr);
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#endif
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/* If you don't define HAVE_ATEXIT, and the object file format/OS/whatever
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does not support constructors/destructors, then gcc implements destructors
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by defining its own exit function, which calls the destructors. This gcc
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exit function overrides the C library's exit function, and this can cause
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all kinds of havoc if the C library has a non-trivial exit function. You
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really don't want to use the exit function in libgcc2.c. */
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#define HAVE_ATEXIT
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/* Default to using APCS-32 and software floating point. */
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#ifndef TARGET_DEFAULT
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#define TARGET_DEFAULT (ARM_FLAG_SOFT_FLOAT | ARM_FLAG_APCS_32)
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#endif
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/* Now we define the strings used to build the spec file. */
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#define STARTFILE_SPEC "crtbegin%O%s crt0%O%s"
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#define ENDFILE_SPEC "crtend%O%s"
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#define USER_LABEL_PREFIX ""
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#define LOCAL_LABEL_PREFIX "."
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#define TEXT_SECTION "\t.text"
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/* Debugging */
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#define DWARF2_DEBUGGING_INFO
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#define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG
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/* Support for Constructors and Destructors. */
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#define READONLY_DATA_SECTION rdata_section
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/* A list of other sections which the compiler might be "in" at any
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given time. */
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#define SUBTARGET_EXTRA_SECTIONS in_rdata,
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/* A list of extra section function definitions. */
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#define SUBTARGET_EXTRA_SECTION_FUNCTIONS RDATA_SECTION_FUNCTION
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#define RDATA_SECTION_ASM_OP "\t.section .rodata"
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#define RDATA_SECTION_FUNCTION \
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void \
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rdata_section () \
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{ \
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if (in_section != in_rdata) \
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{ \
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fprintf (asm_out_file, "%s\n", RDATA_SECTION_ASM_OP); \
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in_section = in_rdata; \
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} \
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}
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#define CTOR_LIST_BEGIN \
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asm (CTORS_SECTION_ASM_OP); \
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func_ptr __CTOR_LIST__[1] = { (func_ptr) (-1) }
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#define CTOR_LIST_END \
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asm (CTORS_SECTION_ASM_OP); \
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func_ptr __CTOR_END__[1] = { (func_ptr) 0 };
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#define DTOR_LIST_BEGIN \
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asm (DTORS_SECTION_ASM_OP); \
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func_ptr __DTOR_LIST__[1] = { (func_ptr) (-1) }
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#define DTOR_LIST_END \
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asm (DTORS_SECTION_ASM_OP); \
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func_ptr __DTOR_END__[1] = { (func_ptr) 0 };
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/* A C statement to output something to the assembler file to switch to section
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NAME for object DECL which is either a FUNCTION_DECL, a VAR_DECL or
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NULL_TREE. Some target formats do not support arbitrary sections. Do not
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define this macro in such cases. */
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#define ASM_OUTPUT_SECTION_NAME(STREAM, DECL, NAME, RELOC) \
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do \
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{ \
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if ((DECL) && TREE_CODE (DECL) == FUNCTION_DECL) \
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fprintf (STREAM, "\t.section %s,\"ax\",@progbits\n", (NAME)); \
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else if ((DECL) && DECL_READONLY_SECTION (DECL, RELOC)) \
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fprintf (STREAM, "\t.section %s,\"a\"\n", (NAME)); \
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else \
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fprintf (STREAM, "\t.section %s,\"aw\"\n", (NAME)); \
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} \
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while (0)
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/* Don't know how to order these. UNALIGNED_WORD_ASM_OP is in
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dwarf2.out. */
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#define UNALIGNED_WORD_ASM_OP ".4byte"
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#define ASM_OUTPUT_DWARF2_ADDR_CONST(FILE,ADDR) \
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fprintf ((FILE), "\t%s\t%s", UNALIGNED_WORD_ASM_OP, ADDR)
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#define ASM_OUTPUT_DWARF_ADDR_CONST(FILE,RTX) \
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do \
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{ \
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fprintf ((FILE), "\t%s\t", UNALIGNED_WORD_ASM_OP); \
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output_addr_const ((FILE), (RTX)); \
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fputc ('\n', (FILE)); \
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} \
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while (0)
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/* The ARM development system defines __main. */
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#define NAME__MAIN "__gccmain"
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#define SYMBOL__MAIN __gccmain
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#define MAKE_DECL_ONE_ONLY(DECL) (DECL_WEAK (DECL) = 1)
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#define UNIQUE_SECTION_P(DECL) (DECL_ONE_ONLY (DECL))
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#define UNIQUE_SECTION(DECL,RELOC) \
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do \
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{ \
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int len; \
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char * name, * string, * prefix; \
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\
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name = IDENTIFIER_POINTER (DECL_ASSEMBLER_NAME (DECL)); \
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\
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if (! DECL_ONE_ONLY (DECL)) \
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{ \
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prefix = "."; \
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if (TREE_CODE (DECL) == FUNCTION_DECL) \
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prefix = ".text."; \
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else if (DECL_READONLY_SECTION (DECL, RELOC)) \
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prefix = ".rodata."; \
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else \
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prefix = ".data."; \
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} \
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else if (TREE_CODE (DECL) == FUNCTION_DECL) \
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prefix = ".gnu.linkonce.t."; \
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else if (DECL_READONLY_SECTION (DECL, RELOC)) \
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prefix = ".gnu.linkonce.r."; \
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else \
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prefix = ".gnu.linkonce.d."; \
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\
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len = strlen (name) + strlen (prefix); \
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string = alloca (len + 1); \
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sprintf (string, "%s%s", prefix, name); \
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\
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DECL_SECTION_NAME (DECL) = build_string (len, string); \
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} \
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while (0)
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#ifndef CPP_APCS_PC_DEFAULT_SPEC
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#define CPP_APCS_PC_DEFAULT_SPEC "-D__APCS_32__"
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#endif
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#ifndef SUBTARGET_CPU_DEFAULT
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#define SUBTARGET_CPU_DEFAULT TARGET_CPU_arm7tdmi
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#endif
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#define CPP_PREDEFINES \
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"-D__arm__ -D__CONIX__ -Acpu(arm) -Amachine(arm) -D__ELF__"
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/* Now get the routine arm-elf definitions. */
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#include "arm/elf.h"
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@ -3557,12 +3557,10 @@ for machine in $build $host $target; do
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arm*-*-elf)
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tm_file=arm/unknown-elf.h
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tmake_file=arm/t-arm-elf
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# tm_file=arm2/unknown-elf.h
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# tmake_file=arm2/t-arm-elf
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# out_file=arm2/arm.c
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# xm_file=arm2/xm-arm.h
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# md_file=arm2/arm.md
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# tm_p_file=arm2/arm-protos.h
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;;
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arm*-*-conix*)
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tm_file=arm/conix-elf.h
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tmake_file=arm/t-arm-elf
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;;
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arm*-*-oabi)
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tm_file=arm/unknown-elf-oabi.h
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@ -821,12 +821,10 @@ changequote([,])dnl
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arm*-*-elf)
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tm_file=arm/unknown-elf.h
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tmake_file=arm/t-arm-elf
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# tm_file=arm2/unknown-elf.h
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# tmake_file=arm2/t-arm-elf
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# out_file=arm2/arm.c
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# xm_file=arm2/xm-arm.h
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# md_file=arm2/arm.md
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# tm_p_file=arm2/arm-protos.h
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;;
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arm*-*-conix*)
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tm_file=arm/conix-elf.h
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tmake_file=arm/t-arm-elf
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;;
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arm*-*-oabi)
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tm_file=arm/unknown-elf-oabi.h
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