mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-23 11:18:54 +00:00
410 lines
13 KiB
C
410 lines
13 KiB
C
/* Default initializers for a generic GCC target.
|
|
Copyright (C) 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
|
|
|
|
This program 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.
|
|
|
|
This program 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 this program; if not, write to the Free Software
|
|
Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
|
|
In other words, you are welcome to use, share and improve this program.
|
|
You are forbidden to forbid anyone else to use, share and improve
|
|
what you give them. Help stamp out software-hoarding! */
|
|
|
|
/* See target.h for a description of what this file contains and how to
|
|
use it.
|
|
|
|
We want to have non-NULL default definitions of all hook functions,
|
|
even if they do nothing. */
|
|
|
|
/* Note that if one of these macros must be defined in an OS .h file
|
|
rather than the .c file, then we need to wrap the default
|
|
definition in a #ifndef, since files include tm.h before this one. */
|
|
|
|
/* Assembler output. */
|
|
#define TARGET_ASM_OPEN_PAREN "("
|
|
#define TARGET_ASM_CLOSE_PAREN ")"
|
|
#define TARGET_ASM_BYTE_OP "\t.byte\t"
|
|
|
|
#define TARGET_ASM_ALIGNED_HI_OP "\t.short\t"
|
|
#define TARGET_ASM_ALIGNED_SI_OP "\t.long\t"
|
|
#define TARGET_ASM_ALIGNED_DI_OP NULL
|
|
#define TARGET_ASM_ALIGNED_TI_OP NULL
|
|
|
|
/* GAS and SYSV4 assemblers accept these. */
|
|
#if defined (OBJECT_FORMAT_ELF)
|
|
#define TARGET_ASM_UNALIGNED_HI_OP "\t.2byte\t"
|
|
#define TARGET_ASM_UNALIGNED_SI_OP "\t.4byte\t"
|
|
#define TARGET_ASM_UNALIGNED_DI_OP "\t.8byte\t"
|
|
#define TARGET_ASM_UNALIGNED_TI_OP NULL
|
|
#else
|
|
#define TARGET_ASM_UNALIGNED_HI_OP NULL
|
|
#define TARGET_ASM_UNALIGNED_SI_OP NULL
|
|
#define TARGET_ASM_UNALIGNED_DI_OP NULL
|
|
#define TARGET_ASM_UNALIGNED_TI_OP NULL
|
|
#endif /* OBJECT_FORMAT_ELF */
|
|
|
|
#define TARGET_ASM_INTEGER default_assemble_integer
|
|
|
|
#ifndef TARGET_ASM_GLOBALIZE_LABEL
|
|
#define TARGET_ASM_GLOBALIZE_LABEL default_globalize_label
|
|
#endif
|
|
#ifndef TARGET_ASM_INTERNAL_LABEL
|
|
#define TARGET_ASM_INTERNAL_LABEL default_internal_label
|
|
#endif
|
|
|
|
#ifndef TARGET_ASM_ASSEMBLE_VISIBILITY
|
|
#define TARGET_ASM_ASSEMBLE_VISIBILITY default_assemble_visibility
|
|
#endif
|
|
|
|
#define TARGET_ASM_FUNCTION_PROLOGUE default_function_pro_epilogue
|
|
#define TARGET_ASM_FUNCTION_EPILOGUE default_function_pro_epilogue
|
|
#define TARGET_ASM_FUNCTION_END_PROLOGUE no_asm_to_stream
|
|
#define TARGET_ASM_FUNCTION_BEGIN_EPILOGUE no_asm_to_stream
|
|
|
|
#ifndef TARGET_ASM_SELECT_SECTION
|
|
#define TARGET_ASM_SELECT_SECTION default_select_section
|
|
#endif
|
|
|
|
#ifndef TARGET_ASM_UNIQUE_SECTION
|
|
#define TARGET_ASM_UNIQUE_SECTION default_unique_section
|
|
#endif
|
|
|
|
#ifndef TARGET_ASM_SELECT_RTX_SECTION
|
|
#define TARGET_ASM_SELECT_RTX_SECTION default_select_rtx_section
|
|
#endif
|
|
|
|
#if !defined(TARGET_ASM_CONSTRUCTOR) && !defined(USE_COLLECT2)
|
|
# ifdef CTORS_SECTION_ASM_OP
|
|
# define TARGET_ASM_CONSTRUCTOR default_ctor_section_asm_out_constructor
|
|
# else
|
|
# ifdef TARGET_ASM_NAMED_SECTION
|
|
# define TARGET_ASM_CONSTRUCTOR default_named_section_asm_out_constructor
|
|
# else
|
|
# define TARGET_ASM_CONSTRUCTOR default_stabs_asm_out_constructor
|
|
# endif
|
|
# endif
|
|
#endif
|
|
|
|
#if !defined(TARGET_ASM_DESTRUCTOR) && !defined(USE_COLLECT2)
|
|
# ifdef DTORS_SECTION_ASM_OP
|
|
# define TARGET_ASM_DESTRUCTOR default_dtor_section_asm_out_destructor
|
|
# else
|
|
# ifdef TARGET_ASM_NAMED_SECTION
|
|
# define TARGET_ASM_DESTRUCTOR default_named_section_asm_out_destructor
|
|
# else
|
|
# define TARGET_ASM_DESTRUCTOR default_stabs_asm_out_destructor
|
|
# endif
|
|
# endif
|
|
#endif
|
|
|
|
#define TARGET_ASM_OUTPUT_MI_THUNK NULL
|
|
#define TARGET_ASM_CAN_OUTPUT_MI_THUNK hook_bool_tree_hwi_hwi_tree_false
|
|
|
|
#if defined(TARGET_ASM_CONSTRUCTOR) && defined(TARGET_ASM_DESTRUCTOR)
|
|
#define TARGET_HAVE_CTORS_DTORS true
|
|
#else
|
|
#define TARGET_HAVE_CTORS_DTORS false
|
|
#define TARGET_ASM_CONSTRUCTOR NULL
|
|
#define TARGET_ASM_DESTRUCTOR NULL
|
|
#endif
|
|
|
|
#ifdef TARGET_ASM_NAMED_SECTION
|
|
#define TARGET_HAVE_NAMED_SECTIONS true
|
|
#else
|
|
#define TARGET_ASM_NAMED_SECTION default_no_named_section
|
|
#define TARGET_HAVE_NAMED_SECTIONS false
|
|
#endif
|
|
|
|
#ifndef TARGET_HAVE_TLS
|
|
#define TARGET_HAVE_TLS false
|
|
#endif
|
|
|
|
#ifndef TARGET_HAVE_SRODATA_SECTION
|
|
#define TARGET_HAVE_SRODATA_SECTION false
|
|
#endif
|
|
|
|
#ifndef TARGET_TERMINATE_DW2_EH_FRAME_INFO
|
|
#ifdef EH_FRAME_SECTION_NAME
|
|
#define TARGET_TERMINATE_DW2_EH_FRAME_INFO false
|
|
#else
|
|
#define TARGET_TERMINATE_DW2_EH_FRAME_INFO true
|
|
#endif
|
|
#endif
|
|
|
|
#define TARGET_DWARF_REGISTER_SPAN hook_rtx_rtx_null
|
|
|
|
#ifndef TARGET_ASM_EXCEPTION_SECTION
|
|
#define TARGET_ASM_EXCEPTION_SECTION default_exception_section
|
|
#endif
|
|
|
|
#ifndef TARGET_ASM_EH_FRAME_SECTION
|
|
#define TARGET_ASM_EH_FRAME_SECTION default_eh_frame_section
|
|
#endif
|
|
|
|
#ifndef TARGET_ASM_FILE_START
|
|
#define TARGET_ASM_FILE_START default_file_start
|
|
#endif
|
|
|
|
#ifndef TARGET_ASM_FILE_END
|
|
#define TARGET_ASM_FILE_END hook_void_void
|
|
#endif
|
|
|
|
#ifndef TARGET_ASM_FILE_START_APP_OFF
|
|
#define TARGET_ASM_FILE_START_APP_OFF false
|
|
#endif
|
|
|
|
#ifndef TARGET_ASM_FILE_START_FILE_DIRECTIVE
|
|
#define TARGET_ASM_FILE_START_FILE_DIRECTIVE false
|
|
#endif
|
|
|
|
#ifndef TARGET_ASM_EXTERNAL_LIBCALL
|
|
#define TARGET_ASM_EXTERNAL_LIBCALL default_external_libcall
|
|
#endif
|
|
|
|
#define TARGET_ASM_ALIGNED_INT_OP \
|
|
{TARGET_ASM_ALIGNED_HI_OP, \
|
|
TARGET_ASM_ALIGNED_SI_OP, \
|
|
TARGET_ASM_ALIGNED_DI_OP, \
|
|
TARGET_ASM_ALIGNED_TI_OP}
|
|
|
|
#define TARGET_ASM_UNALIGNED_INT_OP \
|
|
{TARGET_ASM_UNALIGNED_HI_OP, \
|
|
TARGET_ASM_UNALIGNED_SI_OP, \
|
|
TARGET_ASM_UNALIGNED_DI_OP, \
|
|
TARGET_ASM_UNALIGNED_TI_OP}
|
|
|
|
#define TARGET_ASM_OUT {TARGET_ASM_OPEN_PAREN, \
|
|
TARGET_ASM_CLOSE_PAREN, \
|
|
TARGET_ASM_BYTE_OP, \
|
|
TARGET_ASM_ALIGNED_INT_OP, \
|
|
TARGET_ASM_UNALIGNED_INT_OP, \
|
|
TARGET_ASM_INTEGER, \
|
|
TARGET_ASM_GLOBALIZE_LABEL, \
|
|
TARGET_ASM_INTERNAL_LABEL, \
|
|
TARGET_ASM_ASSEMBLE_VISIBILITY, \
|
|
TARGET_ASM_FUNCTION_PROLOGUE, \
|
|
TARGET_ASM_FUNCTION_END_PROLOGUE, \
|
|
TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, \
|
|
TARGET_ASM_FUNCTION_EPILOGUE, \
|
|
TARGET_ASM_NAMED_SECTION, \
|
|
TARGET_ASM_EXCEPTION_SECTION, \
|
|
TARGET_ASM_EH_FRAME_SECTION, \
|
|
TARGET_ASM_SELECT_SECTION, \
|
|
TARGET_ASM_SELECT_RTX_SECTION, \
|
|
TARGET_ASM_UNIQUE_SECTION, \
|
|
TARGET_ASM_CONSTRUCTOR, \
|
|
TARGET_ASM_DESTRUCTOR, \
|
|
TARGET_ASM_OUTPUT_MI_THUNK, \
|
|
TARGET_ASM_CAN_OUTPUT_MI_THUNK, \
|
|
TARGET_ASM_FILE_START, \
|
|
TARGET_ASM_FILE_END, \
|
|
TARGET_ASM_EXTERNAL_LIBCALL}
|
|
|
|
/* Scheduler hooks. All of these default to null pointers, which
|
|
haifa-sched.c looks for and handles. */
|
|
#define TARGET_SCHED_ADJUST_COST 0
|
|
#define TARGET_SCHED_ADJUST_PRIORITY 0
|
|
#define TARGET_SCHED_ISSUE_RATE 0
|
|
#define TARGET_SCHED_VARIABLE_ISSUE 0
|
|
#define TARGET_SCHED_INIT 0
|
|
#define TARGET_SCHED_FINISH 0
|
|
#define TARGET_SCHED_REORDER 0
|
|
#define TARGET_SCHED_REORDER2 0
|
|
#define TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK 0
|
|
#define TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE 0
|
|
#define TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN 0
|
|
#define TARGET_SCHED_DFA_PRE_CYCLE_INSN 0
|
|
#define TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN 0
|
|
#define TARGET_SCHED_DFA_POST_CYCLE_INSN 0
|
|
#define TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD 0
|
|
#define TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD 0
|
|
#define TARGET_SCHED_DFA_NEW_CYCLE 0
|
|
#define TARGET_SCHED_INIT_DFA_BUBBLES 0
|
|
#define TARGET_SCHED_DFA_BUBBLE 0
|
|
#define TARGET_SCHED_IS_COSTLY_DEPENDENCE 0
|
|
|
|
#define TARGET_SCHED \
|
|
{TARGET_SCHED_ADJUST_COST, \
|
|
TARGET_SCHED_ADJUST_PRIORITY, \
|
|
TARGET_SCHED_ISSUE_RATE, \
|
|
TARGET_SCHED_VARIABLE_ISSUE, \
|
|
TARGET_SCHED_INIT, \
|
|
TARGET_SCHED_FINISH, \
|
|
TARGET_SCHED_REORDER, \
|
|
TARGET_SCHED_REORDER2, \
|
|
TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK, \
|
|
TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE, \
|
|
TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN, \
|
|
TARGET_SCHED_DFA_PRE_CYCLE_INSN, \
|
|
TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN, \
|
|
TARGET_SCHED_DFA_POST_CYCLE_INSN, \
|
|
TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD, \
|
|
TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD, \
|
|
TARGET_SCHED_DFA_NEW_CYCLE, \
|
|
TARGET_SCHED_INIT_DFA_BUBBLES, \
|
|
TARGET_SCHED_DFA_BUBBLE, \
|
|
TARGET_SCHED_IS_COSTLY_DEPENDENCE}
|
|
|
|
/* In tree.c. */
|
|
#define TARGET_MERGE_DECL_ATTRIBUTES merge_decl_attributes
|
|
#define TARGET_MERGE_TYPE_ATTRIBUTES merge_type_attributes
|
|
#define TARGET_ATTRIBUTE_TABLE NULL
|
|
|
|
/* In cse.c. */
|
|
#define TARGET_ADDRESS_COST default_address_cost
|
|
|
|
/* In builtins.c. */
|
|
#define TARGET_INIT_BUILTINS hook_void_void
|
|
#define TARGET_EXPAND_BUILTIN default_expand_builtin
|
|
|
|
/* In varasm.c. */
|
|
#ifndef TARGET_SECTION_TYPE_FLAGS
|
|
#define TARGET_SECTION_TYPE_FLAGS default_section_type_flags
|
|
#endif
|
|
|
|
#ifndef TARGET_STRIP_NAME_ENCODING
|
|
#define TARGET_STRIP_NAME_ENCODING default_strip_name_encoding
|
|
#endif
|
|
|
|
#ifndef TARGET_BINDS_LOCAL_P
|
|
#define TARGET_BINDS_LOCAL_P default_binds_local_p
|
|
#endif
|
|
|
|
#ifndef TARGET_VALID_POINTER_MODE
|
|
#define TARGET_VALID_POINTER_MODE default_valid_pointer_mode
|
|
#endif
|
|
|
|
#ifndef TARGET_VECTOR_OPAQUE_P
|
|
#define TARGET_VECTOR_OPAQUE_P hook_bool_tree_false
|
|
#endif
|
|
|
|
/* In hook.c. */
|
|
#define TARGET_CANNOT_MODIFY_JUMPS_P hook_bool_void_false
|
|
#define TARGET_BRANCH_TARGET_REGISTER_CLASS hook_int_void_no_regs
|
|
#define TARGET_BRANCH_TARGET_REGISTER_CALLEE_SAVED hook_bool_bool_false
|
|
#define TARGET_CANNOT_FORCE_CONST_MEM hook_bool_rtx_false
|
|
#define TARGET_CANNOT_COPY_INSN_P NULL
|
|
#define TARGET_DELEGITIMIZE_ADDRESS hook_rtx_rtx_identity
|
|
#define TARGET_FUNCTION_OK_FOR_SIBCALL hook_bool_tree_tree_false
|
|
#define TARGET_COMP_TYPE_ATTRIBUTES hook_int_tree_tree_1
|
|
#define TARGET_SET_DEFAULT_TYPE_ATTRIBUTES hook_void_tree
|
|
#define TARGET_INSERT_ATTRIBUTES hook_void_tree_treeptr
|
|
#define TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P hook_bool_tree_false
|
|
#define TARGET_MS_BITFIELD_LAYOUT_P hook_bool_tree_false
|
|
#define TARGET_RTX_COSTS hook_bool_rtx_int_int_intp_false
|
|
#define TARGET_MANGLE_FUNDAMENTAL_TYPE hook_constcharptr_tree_null
|
|
|
|
#ifndef TARGET_INIT_LIBFUNCS
|
|
#define TARGET_INIT_LIBFUNCS hook_void_void
|
|
#endif
|
|
|
|
#ifndef TARGET_IN_SMALL_DATA_P
|
|
#define TARGET_IN_SMALL_DATA_P hook_bool_tree_false
|
|
#endif
|
|
|
|
#ifndef TARGET_ENCODE_SECTION_INFO
|
|
#define TARGET_ENCODE_SECTION_INFO default_encode_section_info
|
|
#endif
|
|
|
|
#define TARGET_FIXED_CONDITION_CODE_REGS hook_bool_uintp_uintp_false
|
|
|
|
#define TARGET_CC_MODES_COMPATIBLE default_cc_modes_compatible
|
|
|
|
#define TARGET_MACHINE_DEPENDENT_REORG 0
|
|
|
|
#define TARGET_BUILD_BUILTIN_VA_LIST std_build_builtin_va_list
|
|
|
|
#define TARGET_GET_PCH_VALIDITY default_get_pch_validity
|
|
#define TARGET_PCH_VALID_P default_pch_valid_p
|
|
|
|
#define TARGET_PROMOTE_FUNCTION_ARGS default_promote_function_args
|
|
#define TARGET_PROMOTE_FUNCTION_RETURN default_promote_function_return
|
|
#define TARGET_PROMOTE_PROTOTYPES default_promote_prototypes
|
|
|
|
#define TARGET_STRUCT_VALUE_RTX default_struct_value_rtx
|
|
#define TARGET_RETURN_IN_MEMORY default_return_in_memory
|
|
#define TARGET_RETURN_IN_MSB hook_bool_tree_false
|
|
|
|
#define TARGET_EXPAND_BUILTIN_SAVEREGS default_expand_builtin_saveregs
|
|
#define TARGET_SETUP_INCOMING_VARARGS default_setup_incoming_varargs
|
|
#define TARGET_STRICT_ARGUMENT_NAMING default_strict_argument_naming
|
|
#define TARGET_PRETEND_OUTGOING_VARARGS_NAMED \
|
|
default_pretend_outgoing_varargs_named
|
|
#define TARGET_SPLIT_COMPLEX_ARG NULL
|
|
|
|
#define TARGET_CALLS { \
|
|
TARGET_PROMOTE_FUNCTION_ARGS, \
|
|
TARGET_PROMOTE_FUNCTION_RETURN, \
|
|
TARGET_PROMOTE_PROTOTYPES, \
|
|
TARGET_STRUCT_VALUE_RTX, \
|
|
TARGET_RETURN_IN_MEMORY, \
|
|
TARGET_RETURN_IN_MSB, \
|
|
TARGET_EXPAND_BUILTIN_SAVEREGS, \
|
|
TARGET_SETUP_INCOMING_VARARGS, \
|
|
TARGET_STRICT_ARGUMENT_NAMING, \
|
|
TARGET_PRETEND_OUTGOING_VARARGS_NAMED, \
|
|
TARGET_SPLIT_COMPLEX_ARG, \
|
|
}
|
|
|
|
/* The whole shebang. */
|
|
#define TARGET_INITIALIZER \
|
|
{ \
|
|
TARGET_ASM_OUT, \
|
|
TARGET_SCHED, \
|
|
TARGET_MERGE_DECL_ATTRIBUTES, \
|
|
TARGET_MERGE_TYPE_ATTRIBUTES, \
|
|
TARGET_ATTRIBUTE_TABLE, \
|
|
TARGET_COMP_TYPE_ATTRIBUTES, \
|
|
TARGET_SET_DEFAULT_TYPE_ATTRIBUTES, \
|
|
TARGET_INSERT_ATTRIBUTES, \
|
|
TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P, \
|
|
TARGET_MS_BITFIELD_LAYOUT_P, \
|
|
TARGET_INIT_BUILTINS, \
|
|
TARGET_EXPAND_BUILTIN, \
|
|
TARGET_MANGLE_FUNDAMENTAL_TYPE, \
|
|
TARGET_INIT_LIBFUNCS, \
|
|
TARGET_SECTION_TYPE_FLAGS, \
|
|
TARGET_CANNOT_MODIFY_JUMPS_P, \
|
|
TARGET_BRANCH_TARGET_REGISTER_CLASS, \
|
|
TARGET_BRANCH_TARGET_REGISTER_CALLEE_SAVED, \
|
|
TARGET_CANNOT_FORCE_CONST_MEM, \
|
|
TARGET_CANNOT_COPY_INSN_P, \
|
|
TARGET_DELEGITIMIZE_ADDRESS, \
|
|
TARGET_FUNCTION_OK_FOR_SIBCALL, \
|
|
TARGET_IN_SMALL_DATA_P, \
|
|
TARGET_BINDS_LOCAL_P, \
|
|
TARGET_ENCODE_SECTION_INFO, \
|
|
TARGET_STRIP_NAME_ENCODING, \
|
|
TARGET_VALID_POINTER_MODE, \
|
|
TARGET_VECTOR_OPAQUE_P, \
|
|
TARGET_RTX_COSTS, \
|
|
TARGET_ADDRESS_COST, \
|
|
TARGET_DWARF_REGISTER_SPAN, \
|
|
TARGET_FIXED_CONDITION_CODE_REGS, \
|
|
TARGET_CC_MODES_COMPATIBLE, \
|
|
TARGET_MACHINE_DEPENDENT_REORG, \
|
|
TARGET_BUILD_BUILTIN_VA_LIST, \
|
|
TARGET_GET_PCH_VALIDITY, \
|
|
TARGET_PCH_VALID_P, \
|
|
TARGET_CALLS, \
|
|
TARGET_HAVE_NAMED_SECTIONS, \
|
|
TARGET_HAVE_CTORS_DTORS, \
|
|
TARGET_HAVE_TLS, \
|
|
TARGET_HAVE_SRODATA_SECTION, \
|
|
TARGET_TERMINATE_DW2_EH_FRAME_INFO, \
|
|
TARGET_ASM_FILE_START_APP_OFF, \
|
|
TARGET_ASM_FILE_START_FILE_DIRECTIVE, \
|
|
}
|
|
|
|
#include "hooks.h"
|
|
#include "targhooks.h"
|