410 lines
13 KiB
C
410 lines
13 KiB
C
/* Default initializers for a generic GCC target.
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Copyright (C) 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation; either version 2, or (at your option) any
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later version.
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This program 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 this program; if not, write to the Free Software
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Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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In other words, you are welcome to use, share and improve this program.
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You are forbidden to forbid anyone else to use, share and improve
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what you give them. Help stamp out software-hoarding! */
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/* See target.h for a description of what this file contains and how to
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use it.
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We want to have non-NULL default definitions of all hook functions,
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even if they do nothing. */
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/* Note that if one of these macros must be defined in an OS .h file
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rather than the .c file, then we need to wrap the default
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definition in a #ifndef, since files include tm.h before this one. */
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/* Assembler output. */
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#define TARGET_ASM_OPEN_PAREN "("
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#define TARGET_ASM_CLOSE_PAREN ")"
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#define TARGET_ASM_BYTE_OP "\t.byte\t"
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#define TARGET_ASM_ALIGNED_HI_OP "\t.short\t"
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#define TARGET_ASM_ALIGNED_SI_OP "\t.long\t"
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#define TARGET_ASM_ALIGNED_DI_OP NULL
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#define TARGET_ASM_ALIGNED_TI_OP NULL
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/* GAS and SYSV4 assemblers accept these. */
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#if defined (OBJECT_FORMAT_ELF)
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#define TARGET_ASM_UNALIGNED_HI_OP "\t.2byte\t"
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#define TARGET_ASM_UNALIGNED_SI_OP "\t.4byte\t"
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#define TARGET_ASM_UNALIGNED_DI_OP "\t.8byte\t"
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#define TARGET_ASM_UNALIGNED_TI_OP NULL
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#else
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#define TARGET_ASM_UNALIGNED_HI_OP NULL
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#define TARGET_ASM_UNALIGNED_SI_OP NULL
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#define TARGET_ASM_UNALIGNED_DI_OP NULL
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#define TARGET_ASM_UNALIGNED_TI_OP NULL
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#endif /* OBJECT_FORMAT_ELF */
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#define TARGET_ASM_INTEGER default_assemble_integer
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#ifndef TARGET_ASM_GLOBALIZE_LABEL
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#define TARGET_ASM_GLOBALIZE_LABEL default_globalize_label
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#endif
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#ifndef TARGET_ASM_INTERNAL_LABEL
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#define TARGET_ASM_INTERNAL_LABEL default_internal_label
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#endif
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#ifndef TARGET_ASM_ASSEMBLE_VISIBILITY
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#define TARGET_ASM_ASSEMBLE_VISIBILITY default_assemble_visibility
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#endif
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#define TARGET_ASM_FUNCTION_PROLOGUE default_function_pro_epilogue
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#define TARGET_ASM_FUNCTION_EPILOGUE default_function_pro_epilogue
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#define TARGET_ASM_FUNCTION_END_PROLOGUE no_asm_to_stream
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#define TARGET_ASM_FUNCTION_BEGIN_EPILOGUE no_asm_to_stream
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#ifndef TARGET_ASM_SELECT_SECTION
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#define TARGET_ASM_SELECT_SECTION default_select_section
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#endif
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#ifndef TARGET_ASM_UNIQUE_SECTION
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#define TARGET_ASM_UNIQUE_SECTION default_unique_section
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#endif
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#ifndef TARGET_ASM_SELECT_RTX_SECTION
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#define TARGET_ASM_SELECT_RTX_SECTION default_select_rtx_section
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#endif
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#if !defined(TARGET_ASM_CONSTRUCTOR) && !defined(USE_COLLECT2)
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# ifdef CTORS_SECTION_ASM_OP
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# define TARGET_ASM_CONSTRUCTOR default_ctor_section_asm_out_constructor
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# else
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# ifdef TARGET_ASM_NAMED_SECTION
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# define TARGET_ASM_CONSTRUCTOR default_named_section_asm_out_constructor
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# else
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# define TARGET_ASM_CONSTRUCTOR default_stabs_asm_out_constructor
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# endif
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# endif
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#endif
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#if !defined(TARGET_ASM_DESTRUCTOR) && !defined(USE_COLLECT2)
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# ifdef DTORS_SECTION_ASM_OP
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# define TARGET_ASM_DESTRUCTOR default_dtor_section_asm_out_destructor
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# else
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# ifdef TARGET_ASM_NAMED_SECTION
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# define TARGET_ASM_DESTRUCTOR default_named_section_asm_out_destructor
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# else
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# define TARGET_ASM_DESTRUCTOR default_stabs_asm_out_destructor
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# endif
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# endif
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#endif
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#define TARGET_ASM_OUTPUT_MI_THUNK NULL
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#define TARGET_ASM_CAN_OUTPUT_MI_THUNK hook_bool_tree_hwi_hwi_tree_false
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#if defined(TARGET_ASM_CONSTRUCTOR) && defined(TARGET_ASM_DESTRUCTOR)
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#define TARGET_HAVE_CTORS_DTORS true
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#else
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#define TARGET_HAVE_CTORS_DTORS false
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#define TARGET_ASM_CONSTRUCTOR NULL
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#define TARGET_ASM_DESTRUCTOR NULL
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#endif
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#ifdef TARGET_ASM_NAMED_SECTION
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#define TARGET_HAVE_NAMED_SECTIONS true
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#else
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#define TARGET_ASM_NAMED_SECTION default_no_named_section
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#define TARGET_HAVE_NAMED_SECTIONS false
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#endif
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#ifndef TARGET_HAVE_TLS
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#define TARGET_HAVE_TLS false
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#endif
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#ifndef TARGET_HAVE_SRODATA_SECTION
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#define TARGET_HAVE_SRODATA_SECTION false
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#endif
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#ifndef TARGET_TERMINATE_DW2_EH_FRAME_INFO
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#ifdef EH_FRAME_SECTION_NAME
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#define TARGET_TERMINATE_DW2_EH_FRAME_INFO false
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#else
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#define TARGET_TERMINATE_DW2_EH_FRAME_INFO true
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#endif
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#endif
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#define TARGET_DWARF_REGISTER_SPAN hook_rtx_rtx_null
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#ifndef TARGET_ASM_EXCEPTION_SECTION
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#define TARGET_ASM_EXCEPTION_SECTION default_exception_section
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#endif
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#ifndef TARGET_ASM_EH_FRAME_SECTION
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#define TARGET_ASM_EH_FRAME_SECTION default_eh_frame_section
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#endif
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#ifndef TARGET_ASM_FILE_START
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#define TARGET_ASM_FILE_START default_file_start
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#endif
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#ifndef TARGET_ASM_FILE_END
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#define TARGET_ASM_FILE_END hook_void_void
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#endif
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#ifndef TARGET_ASM_FILE_START_APP_OFF
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#define TARGET_ASM_FILE_START_APP_OFF false
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#endif
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#ifndef TARGET_ASM_FILE_START_FILE_DIRECTIVE
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#define TARGET_ASM_FILE_START_FILE_DIRECTIVE false
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#endif
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#ifndef TARGET_ASM_EXTERNAL_LIBCALL
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#define TARGET_ASM_EXTERNAL_LIBCALL default_external_libcall
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#endif
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#define TARGET_ASM_ALIGNED_INT_OP \
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{TARGET_ASM_ALIGNED_HI_OP, \
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TARGET_ASM_ALIGNED_SI_OP, \
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TARGET_ASM_ALIGNED_DI_OP, \
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TARGET_ASM_ALIGNED_TI_OP}
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#define TARGET_ASM_UNALIGNED_INT_OP \
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{TARGET_ASM_UNALIGNED_HI_OP, \
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TARGET_ASM_UNALIGNED_SI_OP, \
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TARGET_ASM_UNALIGNED_DI_OP, \
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TARGET_ASM_UNALIGNED_TI_OP}
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#define TARGET_ASM_OUT {TARGET_ASM_OPEN_PAREN, \
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TARGET_ASM_CLOSE_PAREN, \
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TARGET_ASM_BYTE_OP, \
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TARGET_ASM_ALIGNED_INT_OP, \
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TARGET_ASM_UNALIGNED_INT_OP, \
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TARGET_ASM_INTEGER, \
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TARGET_ASM_GLOBALIZE_LABEL, \
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TARGET_ASM_INTERNAL_LABEL, \
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TARGET_ASM_ASSEMBLE_VISIBILITY, \
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TARGET_ASM_FUNCTION_PROLOGUE, \
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TARGET_ASM_FUNCTION_END_PROLOGUE, \
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TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, \
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TARGET_ASM_FUNCTION_EPILOGUE, \
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TARGET_ASM_NAMED_SECTION, \
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TARGET_ASM_EXCEPTION_SECTION, \
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TARGET_ASM_EH_FRAME_SECTION, \
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TARGET_ASM_SELECT_SECTION, \
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TARGET_ASM_SELECT_RTX_SECTION, \
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TARGET_ASM_UNIQUE_SECTION, \
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TARGET_ASM_CONSTRUCTOR, \
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TARGET_ASM_DESTRUCTOR, \
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TARGET_ASM_OUTPUT_MI_THUNK, \
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TARGET_ASM_CAN_OUTPUT_MI_THUNK, \
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TARGET_ASM_FILE_START, \
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TARGET_ASM_FILE_END, \
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TARGET_ASM_EXTERNAL_LIBCALL}
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/* Scheduler hooks. All of these default to null pointers, which
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haifa-sched.c looks for and handles. */
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#define TARGET_SCHED_ADJUST_COST 0
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#define TARGET_SCHED_ADJUST_PRIORITY 0
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#define TARGET_SCHED_ISSUE_RATE 0
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#define TARGET_SCHED_VARIABLE_ISSUE 0
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#define TARGET_SCHED_INIT 0
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#define TARGET_SCHED_FINISH 0
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#define TARGET_SCHED_REORDER 0
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#define TARGET_SCHED_REORDER2 0
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#define TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK 0
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#define TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE 0
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#define TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN 0
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#define TARGET_SCHED_DFA_PRE_CYCLE_INSN 0
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#define TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN 0
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#define TARGET_SCHED_DFA_POST_CYCLE_INSN 0
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#define TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD 0
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#define TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD 0
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#define TARGET_SCHED_DFA_NEW_CYCLE 0
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#define TARGET_SCHED_INIT_DFA_BUBBLES 0
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#define TARGET_SCHED_DFA_BUBBLE 0
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#define TARGET_SCHED_IS_COSTLY_DEPENDENCE 0
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#define TARGET_SCHED \
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{TARGET_SCHED_ADJUST_COST, \
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TARGET_SCHED_ADJUST_PRIORITY, \
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TARGET_SCHED_ISSUE_RATE, \
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TARGET_SCHED_VARIABLE_ISSUE, \
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TARGET_SCHED_INIT, \
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TARGET_SCHED_FINISH, \
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TARGET_SCHED_REORDER, \
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TARGET_SCHED_REORDER2, \
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TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK, \
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TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE, \
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TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN, \
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TARGET_SCHED_DFA_PRE_CYCLE_INSN, \
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TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN, \
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TARGET_SCHED_DFA_POST_CYCLE_INSN, \
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TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD, \
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TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD, \
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TARGET_SCHED_DFA_NEW_CYCLE, \
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TARGET_SCHED_INIT_DFA_BUBBLES, \
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TARGET_SCHED_DFA_BUBBLE, \
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TARGET_SCHED_IS_COSTLY_DEPENDENCE}
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/* In tree.c. */
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#define TARGET_MERGE_DECL_ATTRIBUTES merge_decl_attributes
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#define TARGET_MERGE_TYPE_ATTRIBUTES merge_type_attributes
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#define TARGET_ATTRIBUTE_TABLE NULL
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/* In cse.c. */
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#define TARGET_ADDRESS_COST default_address_cost
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/* In builtins.c. */
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#define TARGET_INIT_BUILTINS hook_void_void
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#define TARGET_EXPAND_BUILTIN default_expand_builtin
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/* In varasm.c. */
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#ifndef TARGET_SECTION_TYPE_FLAGS
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#define TARGET_SECTION_TYPE_FLAGS default_section_type_flags
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#endif
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#ifndef TARGET_STRIP_NAME_ENCODING
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#define TARGET_STRIP_NAME_ENCODING default_strip_name_encoding
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#endif
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#ifndef TARGET_BINDS_LOCAL_P
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#define TARGET_BINDS_LOCAL_P default_binds_local_p
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#endif
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#ifndef TARGET_VALID_POINTER_MODE
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#define TARGET_VALID_POINTER_MODE default_valid_pointer_mode
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#endif
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#ifndef TARGET_VECTOR_OPAQUE_P
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#define TARGET_VECTOR_OPAQUE_P hook_bool_tree_false
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#endif
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/* In hook.c. */
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#define TARGET_CANNOT_MODIFY_JUMPS_P hook_bool_void_false
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#define TARGET_BRANCH_TARGET_REGISTER_CLASS hook_int_void_no_regs
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#define TARGET_BRANCH_TARGET_REGISTER_CALLEE_SAVED hook_bool_bool_false
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#define TARGET_CANNOT_FORCE_CONST_MEM hook_bool_rtx_false
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#define TARGET_CANNOT_COPY_INSN_P NULL
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#define TARGET_DELEGITIMIZE_ADDRESS hook_rtx_rtx_identity
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#define TARGET_FUNCTION_OK_FOR_SIBCALL hook_bool_tree_tree_false
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#define TARGET_COMP_TYPE_ATTRIBUTES hook_int_tree_tree_1
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#define TARGET_SET_DEFAULT_TYPE_ATTRIBUTES hook_void_tree
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#define TARGET_INSERT_ATTRIBUTES hook_void_tree_treeptr
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#define TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P hook_bool_tree_false
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#define TARGET_MS_BITFIELD_LAYOUT_P hook_bool_tree_false
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#define TARGET_RTX_COSTS hook_bool_rtx_int_int_intp_false
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#define TARGET_MANGLE_FUNDAMENTAL_TYPE hook_constcharptr_tree_null
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#ifndef TARGET_INIT_LIBFUNCS
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#define TARGET_INIT_LIBFUNCS hook_void_void
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#endif
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#ifndef TARGET_IN_SMALL_DATA_P
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#define TARGET_IN_SMALL_DATA_P hook_bool_tree_false
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#endif
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#ifndef TARGET_ENCODE_SECTION_INFO
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#define TARGET_ENCODE_SECTION_INFO default_encode_section_info
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#endif
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#define TARGET_FIXED_CONDITION_CODE_REGS hook_bool_uintp_uintp_false
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#define TARGET_CC_MODES_COMPATIBLE default_cc_modes_compatible
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#define TARGET_MACHINE_DEPENDENT_REORG 0
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#define TARGET_BUILD_BUILTIN_VA_LIST std_build_builtin_va_list
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#define TARGET_GET_PCH_VALIDITY default_get_pch_validity
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#define TARGET_PCH_VALID_P default_pch_valid_p
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#define TARGET_PROMOTE_FUNCTION_ARGS default_promote_function_args
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#define TARGET_PROMOTE_FUNCTION_RETURN default_promote_function_return
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#define TARGET_PROMOTE_PROTOTYPES default_promote_prototypes
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#define TARGET_STRUCT_VALUE_RTX default_struct_value_rtx
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#define TARGET_RETURN_IN_MEMORY default_return_in_memory
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#define TARGET_RETURN_IN_MSB hook_bool_tree_false
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#define TARGET_EXPAND_BUILTIN_SAVEREGS default_expand_builtin_saveregs
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#define TARGET_SETUP_INCOMING_VARARGS default_setup_incoming_varargs
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#define TARGET_STRICT_ARGUMENT_NAMING default_strict_argument_naming
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#define TARGET_PRETEND_OUTGOING_VARARGS_NAMED \
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default_pretend_outgoing_varargs_named
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#define TARGET_SPLIT_COMPLEX_ARG NULL
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#define TARGET_CALLS { \
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TARGET_PROMOTE_FUNCTION_ARGS, \
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TARGET_PROMOTE_FUNCTION_RETURN, \
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TARGET_PROMOTE_PROTOTYPES, \
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TARGET_STRUCT_VALUE_RTX, \
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TARGET_RETURN_IN_MEMORY, \
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TARGET_RETURN_IN_MSB, \
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TARGET_EXPAND_BUILTIN_SAVEREGS, \
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TARGET_SETUP_INCOMING_VARARGS, \
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TARGET_STRICT_ARGUMENT_NAMING, \
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TARGET_PRETEND_OUTGOING_VARARGS_NAMED, \
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TARGET_SPLIT_COMPLEX_ARG, \
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}
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/* The whole shebang. */
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#define TARGET_INITIALIZER \
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{ \
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TARGET_ASM_OUT, \
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TARGET_SCHED, \
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TARGET_MERGE_DECL_ATTRIBUTES, \
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TARGET_MERGE_TYPE_ATTRIBUTES, \
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TARGET_ATTRIBUTE_TABLE, \
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TARGET_COMP_TYPE_ATTRIBUTES, \
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TARGET_SET_DEFAULT_TYPE_ATTRIBUTES, \
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TARGET_INSERT_ATTRIBUTES, \
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TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P, \
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TARGET_MS_BITFIELD_LAYOUT_P, \
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TARGET_INIT_BUILTINS, \
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TARGET_EXPAND_BUILTIN, \
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TARGET_MANGLE_FUNDAMENTAL_TYPE, \
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TARGET_INIT_LIBFUNCS, \
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TARGET_SECTION_TYPE_FLAGS, \
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TARGET_CANNOT_MODIFY_JUMPS_P, \
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TARGET_BRANCH_TARGET_REGISTER_CLASS, \
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TARGET_BRANCH_TARGET_REGISTER_CALLEE_SAVED, \
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TARGET_CANNOT_FORCE_CONST_MEM, \
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TARGET_CANNOT_COPY_INSN_P, \
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TARGET_DELEGITIMIZE_ADDRESS, \
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TARGET_FUNCTION_OK_FOR_SIBCALL, \
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TARGET_IN_SMALL_DATA_P, \
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TARGET_BINDS_LOCAL_P, \
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TARGET_ENCODE_SECTION_INFO, \
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TARGET_STRIP_NAME_ENCODING, \
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TARGET_VALID_POINTER_MODE, \
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TARGET_VECTOR_OPAQUE_P, \
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TARGET_RTX_COSTS, \
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TARGET_ADDRESS_COST, \
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TARGET_DWARF_REGISTER_SPAN, \
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TARGET_FIXED_CONDITION_CODE_REGS, \
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TARGET_CC_MODES_COMPATIBLE, \
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TARGET_MACHINE_DEPENDENT_REORG, \
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TARGET_BUILD_BUILTIN_VA_LIST, \
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TARGET_GET_PCH_VALIDITY, \
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TARGET_PCH_VALID_P, \
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TARGET_CALLS, \
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TARGET_HAVE_NAMED_SECTIONS, \
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TARGET_HAVE_CTORS_DTORS, \
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TARGET_HAVE_TLS, \
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TARGET_HAVE_SRODATA_SECTION, \
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TARGET_TERMINATE_DW2_EH_FRAME_INFO, \
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TARGET_ASM_FILE_START_APP_OFF, \
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TARGET_ASM_FILE_START_FILE_DIRECTIVE, \
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}
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#include "hooks.h"
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#include "targhooks.h"
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