195 lines
6.6 KiB
C
195 lines
6.6 KiB
C
/* Default initializers for a generic GCC target.
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Copyright (C) 2001 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) || defined (OBJECT_FORMAT_ROSE)
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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 || OBJECT_FORMAT_ROSE */
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#define TARGET_ASM_INTEGER default_assemble_integer
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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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#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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#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_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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#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_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_CONSTRUCTOR, \
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TARGET_ASM_DESTRUCTOR}
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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_CYCLE_DISPLAY 0
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#define TARGET_SCHED {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_CYCLE_DISPLAY}
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/* All 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 default_target_attribute_table
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#define TARGET_COMP_TYPE_ATTRIBUTES default_comp_type_attributes
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#define TARGET_SET_DEFAULT_TYPE_ATTRIBUTES default_set_default_type_attributes
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#define TARGET_INSERT_ATTRIBUTES default_insert_attributes
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#define TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P default_function_attribute_inlinable_p
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/* In builtins.c. */
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#define TARGET_INIT_BUILTINS default_init_builtins
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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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/* 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_INIT_BUILTINS, \
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TARGET_EXPAND_BUILTIN, \
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TARGET_SECTION_TYPE_FLAGS, \
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TARGET_HAVE_NAMED_SECTIONS, \
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TARGET_HAVE_CTORS_DTORS \
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}
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