7c262518a4
* target.h (gcc_target): Add asm_out.named_section, section_type_flags, have_named_sections. * target-def.h (TARGET_ASM_NAMED_SECTION): New. (TARGET_HAVE_NAMED_SECTIONS): New. (TARGET_SECTION_TYPE_FLAGS): New. * Makefile.in (toplev.o): Depend on TARGET_H. (varasm.o, dbxout.o): Likewise. * c-common.c (decl_attributes): Check targetm.have_named_sections instead of ifdef ASM_OUTPUT_SECTION_NAME. * dbxout.c (dbxout_function_decl): Likewise. (dbxout_function_end): Likewise. * toplev.c (compile_file): Likewise. * varasm.c (exception_section): Likewise. * cp/decl2.c (finish_objects): Likewise. * defaults.h (EH_FRAME_SECTION): Remove. (EH_FRAME_SECTION_ASM_OP): Remove. (EH_FRAME_SECTION_NAME): New. (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME. (UNIQUE_SECTION_P): Remove. * dwarf2out.c (SECTION_FORMAT): Remove. (ASM_OUTPUT_SECTION): Remove. (output_call_frame_info): Use named_section_flags. (output_comp_unit, dwarf2out_start_source_file): Likewise. (dwarf2out_end_source_file, dwarf2out_define): Likewise. (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise. * varasm.c (in_eh_frame, eh_frame_section): Remove. (named_section_flags): New. (named_section): Use it and targetm.section_type_flags. (resolve_unique_section): New. (assemble_start_function): Use it. (asm_emit_uninitialised, assemble_variable): Likewise. (default_section_type_flags): New. (default_no_named_section, default_elf_asm_named_section): New. (default_coff_asm_named_section, default_pe_asm_named_section): New. * output.h: Update varasm.c decls. (SECTION_*): New flags. * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP. (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section. * config/elfos.h (UNIQUE_SECTION_P): Remove. * config/alpha/elf.h, config/arm/linux-elf.h: Likewise. * config/arm/pe.h, config/arm/unknown-elf.h: Likewise. * config/i386/cygwin.h, config/i386/djgpp.h: Likewise. * config/i386/i386-interix.h, config/i386/win32.h: Likewise. * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise. * config/mips/elf.h, config/mips/elf64.h: Likewise. * config/mips/iris6gld.h, config/mips/mips.h: Likewise. * config/pa/pa64-hpux.h, * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove. (TARGET_ASM_NAMED_SECTION): New. * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise. * config/alpha/vms.h, config/arm/coff.h: Likewise. * config/arm/conix-elf.h, config/arm/elf.h: Likewise. * config/arm/linux-elf.h, config/arm/pe.h: Likewise. * config/arm/unknown-elf.h, config/avr/avr.h: Likewise. * config/c4x/c4x.h, config/h8300/h8300.h: Likewise. * config/i386/cygwin.h, config/i386/djgpp.h: Likewise. * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise. * config/i386/sco5.h, config/i386/win32.h: Likewise. * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise. * config/mcore/mcore.h, config/mips/elf.h: Likewise. * config/mips/elf64.h, config/mips/iris6.h: Likewise. * config/mips/netbsd.h, config/mips/openbsd.h: Likewise. * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise. * config/rs6000/xcoff.h, config/sh/sh.h: Likewise. * config/sparc/sysv4.h: Likewise. * config/nextstep.h: Error until named sections implemented. * config/a29k/a29k.c (a29k_asm_named_section): New. * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New. (vms_section_type_flags, vms_asm_named_section): New. * config/arm/arm.c (arm_elf_asm_named_section): New. * config/avr/avr.c (asm_output_section_name): Remove. * config/avr/avr-protos.h: Update. * config/c4x/c4x.c (c4x_asm_named_section): New. * config/h8300/h8300.c (h8300_asm_named_section): New. * config/i386/i386.c (sco_asm_named_section): New. * config/i386/winnt.c (SECTION_PE_SHARED): New. (i386_pe_section_type_flags): New. (i386_pe_asm_named_section): New. * config/i386/i386-protos.h: Update. * config/m68k/m68k.c (m68k_coff_asm_named_section): New. * config/mcore/mcore.c (mcore_asm_named_section): New. * config/mips/mips.c (iris6_asm_named_section): New. * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY instead of UNIQUE_SECTION_P. * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New. (xcoff_asm_named_section): New. * config/sh/sh.c (sh_asm_named_section): New. * config/sparc/sparc.c (sparc_elf_asm_named_section): New. * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove. * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove. (EH_FRAME_SECTION_NAME): New. (EXCEPTION_SECTION): New. * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove. (DEBUG_*_SECTION): Remove. * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove. * config/mips/iris6.h (DEBUG_*_SECTION): Remove. (EH_FRAME_SECTION_ASM_OP): Remove. * doc/tm.texi (UNIQUE_SECTION_P): Remove. (ASM_OUTPUT_SECTION_NAME): Remove. (TARGET_ASM_NAMED_SECTION): New. (TARGET_HAVE_NAMED_SECTIONS): New. (TARGET_SECTION_TYPE_FLAGS): New. (EH_FRAME_SECTION_ASM_OP): Remove. (EH_FRAME_SECTION_NAME): New. From-SVN: r44623
68 lines
2.4 KiB
C
68 lines
2.4 KiB
C
/* Definitions for rtems targeting a Motorola m68k using elf.
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Copyright (C) 1999, 2000, National Research Council of Canada.
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Contributed by Charles-Antoine Gauthier (charles.gauthier@nrc.ca).
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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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#define MOTOROLA /* Use Motorola syntax rather than MIT. */
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#include "m68k/m68020-elf.h"
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/* Specify predefined symbols in preprocessor. */
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#undef CPP_PREDEFINES
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#define CPP_PREDEFINES "-Dmc68000 -Drtems -D__rtems__ -D__ELF__ \
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-Asystem=rtems -Acpu=mc68000 -Acpu=m68k -Amachine=m68k"
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/* Generate calls to memcpy, memcmp and memset. */
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#ifndef TARGET_MEM_FUNCTIONS
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#define TARGET_MEM_FUNCTIONS
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#endif
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/*
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* Each RTEMS BSP provides its own crt0 and linker script. Unfortunately
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* this means that crt0 and the linker script are not available as
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* each tool is configured. Without a crt0 and linker script, m68k ELF
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* targets do not successfully link "conftest.c" during the configuration
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* process. RTEMS supplies a crt0.c that provides all the symbols required
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* to successfully link a program. The resulting program will not run
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* but this is enough to satisfy the autoconf macro AC_PROG_CC.
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* Override STARTFILE_SPEC to use the fake crt0.o supplied by rtems.
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*/
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#undef STARTFILE_SPEC
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#define STARTFILE_SPEC "crt0.o%s"
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/*
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* Redefine INIT_SECTION_ASM_OP and FINI_SECTION_ASM_OP. This is the easiest
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* way to process constructors, destructors, and the exception frame
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* information at startup.
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*/
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#undef INIT_SECTION_ASM_OP
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#define INIT_SECTION_ASM_OP "\t.section\t.init"
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#undef FINI_SECTION_ASM_OP
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#define FINI_SECTION_ASM_OP "\t.section\t.fini"
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/* Do I need this? */
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#undef INVOKE__main
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/* Get machine-independent configuration parameters for RTEMS. */
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#include <rtems.h>
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/* end of m68k/rtemself.h */
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