123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181 |
- /* tc-sparc.h - Macros and type defines for the sparc.
- Copyright (C) 1989-2022 Free Software Foundation, Inc.
- This file is part of GAS, the GNU Assembler.
- GAS 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 3,
- or (at your option) any later version.
- GAS 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 GAS; see the file COPYING. If not, write
- to the Free Software Foundation, 51 Franklin Street - Fifth Floor,
- Boston, MA 02110-1301, USA. */
- #ifndef TC_SPARC
- #define TC_SPARC 1
- struct frag;
- /* This is used to set the default value for `target_big_endian'. */
- #define TARGET_BYTES_BIG_ENDIAN 1
- #define LOCAL_LABELS_FB 1
- #define TARGET_ARCH bfd_arch_sparc
- extern unsigned long sparc_mach (void);
- #define TARGET_MACH sparc_mach ()
- #ifdef TE_FreeBSD
- #define ELF_TARGET_FORMAT "elf32-sparc"
- #define ELF64_TARGET_FORMAT "elf64-sparc-freebsd"
- #endif
- #ifdef TE_SOLARIS
- #define ELF_TARGET_FORMAT "elf32-sparc-sol2"
- #define ELF64_TARGET_FORMAT "elf64-sparc-sol2"
- #endif
- #ifndef ELF_TARGET_FORMAT
- #define ELF_TARGET_FORMAT "elf32-sparc"
- #endif
- #ifndef ELF64_TARGET_FORMAT
- #define ELF64_TARGET_FORMAT "elf64-sparc"
- #endif
- extern const char *sparc_target_format (void);
- #define TARGET_FORMAT sparc_target_format ()
- #define RELOC_EXPANSION_POSSIBLE
- #define MAX_RELOC_EXPANSION 2
- /* Make it unconditional and check if -EL is valid after option parsing */
- #define SPARC_BIENDIAN
- #define WORKING_DOT_WORD
- #define md_convert_frag(b,s,f) \
- as_fatal (_("sparc convert_frag\n"))
- #define md_estimate_size_before_relax(f,s) \
- (as_fatal (_("estimate_size_before_relax called")), 1)
- #define LISTING_HEADER "SPARC GAS "
- extern int sparc_pic_code;
- /* We require .word, et. al., to be aligned correctly. */
- #define md_cons_align(nbytes) sparc_cons_align (nbytes)
- extern void sparc_cons_align (int);
- #define HANDLE_ALIGN(fragp) sparc_handle_align (fragp)
- extern void sparc_handle_align (struct frag *);
- #define MAX_MEM_FOR_RS_ALIGN_CODE (3 + 4 + 4)
- #define DIFF_EXPR_OK /* foo-. gets turned into PC relative relocs */
- /* Don't turn certain relocs into relocations against sections. This
- is required for the dynamic linker to operate properly. When
- generating PIC, we need to keep any non PC relative reloc. The PIC
- part of this test must be parallel to the code in tc_gen_reloc which
- converts relocations to GOT relocations. */
- #define tc_fix_adjustable(FIX) \
- ((FIX)->fx_r_type != BFD_RELOC_VTABLE_INHERIT \
- && (FIX)->fx_r_type != BFD_RELOC_VTABLE_ENTRY \
- && ((FIX)->fx_r_type < BFD_RELOC_SPARC_TLS_GD_HI22 \
- || (FIX)->fx_r_type > BFD_RELOC_SPARC_TLS_TPOFF64) \
- && (! sparc_pic_code \
- || ((FIX)->fx_r_type != BFD_RELOC_HI22 \
- && (FIX)->fx_r_type != BFD_RELOC_LO10 \
- && (FIX)->fx_r_type != BFD_RELOC_SPARC13 \
- && ((FIX)->fx_r_type != BFD_RELOC_32_PCREL_S2 \
- || !generic_force_reloc (FIX)) \
- && ((FIX)->fx_pcrel \
- || ((FIX)->fx_subsy != NULL \
- && (S_GET_SEGMENT ((FIX)->fx_subsy) \
- == S_GET_SEGMENT ((FIX)->fx_addsy))) \
- || S_IS_LOCAL ((FIX)->fx_addsy)))))
- /* Values passed to md_apply_fix don't include the symbol value. */
- #define MD_APPLY_SYM_VALUE(FIX) 0
- /* Finish up the entire symtab. */
- #define tc_adjust_symtab() sparc_adjust_symtab ()
- extern void sparc_adjust_symtab (void);
- /* Don't allow the generic code to convert fixups involving the
- subtraction of a label in the current section to pc-relative if we
- don't have the necessary pc-relative relocation. */
- #define TC_FORCE_RELOCATION_SUB_LOCAL(FIX, SEG) \
- (!((FIX)->fx_r_type == BFD_RELOC_64 \
- || (FIX)->fx_r_type == BFD_RELOC_32 \
- || (FIX)->fx_r_type == BFD_RELOC_16 \
- || (FIX)->fx_r_type == BFD_RELOC_8))
- #define elf_tc_final_processing sparc_elf_final_processing
- extern void sparc_elf_final_processing (void);
- #define md_operand(x)
- extern void sparc_md_end (void);
- #define md_end() sparc_md_end ()
- #define TC_PARSE_CONS_RETURN_TYPE const char *
- #define TC_PARSE_CONS_RETURN_NONE NULL
- #define TC_PARSE_CONS_EXPRESSION(EXP, NBYTES) sparc_cons (EXP, NBYTES)
- extern const char *sparc_cons (expressionS *, int);
- #define TC_CONS_FIX_NEW cons_fix_new_sparc
- extern void cons_fix_new_sparc
- (struct frag *, int, unsigned int, struct expressionS *, const char *);
- #define TC_FIX_TYPE valueT
- #define TC_INIT_FIX_DATA(X) \
- do \
- { \
- (X)->tc_fix_data = 0; \
- } \
- while (0)
- #define TC_FIX_DATA_PRINT(FILE, FIX) \
- do \
- { \
- fprintf ((FILE), "addend2=%ld\n", \
- (unsigned long) (FIX)->tc_fix_data); \
- } \
- while (0)
- #define TARGET_USE_CFIPOP 1
- #define tc_cfi_frame_initial_instructions sparc_cfi_frame_initial_instructions
- extern void sparc_cfi_frame_initial_instructions (void);
- #define tc_regname_to_dw2regnum sparc_regname_to_dw2regnum
- extern int sparc_regname_to_dw2regnum (char *regname);
- #define tc_cfi_emit_pcrel_expr sparc_cfi_emit_pcrel_expr
- extern void sparc_cfi_emit_pcrel_expr (expressionS *, unsigned int);
- extern int sparc_cie_data_alignment;
- #define DWARF2_LINE_MIN_INSN_LENGTH 4
- #define DWARF2_DEFAULT_RETURN_COLUMN 15
- #define DWARF2_CIE_DATA_ALIGNMENT sparc_cie_data_alignment
- /* cons_fix_new_sparc will chooose BFD_RELOC_SPARC_UA32 for the difference
- expressions, but there is no corresponding PC-relative relocation; as this
- is for debugging info though, alignment does not matter, so by disabling
- this, BFD_RELOC_32_PCREL will be emitted directly instead. */
- #define CFI_DIFF_EXPR_OK 0
- #endif
|