/* tc-sparc.h - Macros and type defines for the sparc.
- Copyright (C) 1989, 1990, 1991 Free Software Foundation, Inc.
-
+ Copyright (C) 1989-2020 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 2,
+ 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, 675 Mass Ave, Cambridge, MA 02139, USA. */
-
-/* $Id$ */
+ to the Free Software Foundation, 51 Franklin Street - Fifth Floor,
+ Boston, MA 02110-1301, USA. */
+#ifndef TC_SPARC
#define TC_SPARC 1
-#define LOCAL_LABELS_FB
+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
-#ifdef OBJ_BOUT
-#define DEFAULT_MAGIC_NUMBER_FOR_OBJECT_FILE ((0x103 << 16) | BMAGIC) /* Magic number for header */
-#else
-#ifdef OBJ_AOUT
-#define DEFAULT_MAGIC_NUMBER_FOR_OBJECT_FILE ((0x103 << 16) | OMAGIC) /* Magic number for header */
-#endif /* OBJ_AOUT */
-#endif /* OBJ_BOUT */
+#ifndef ELF_TARGET_FORMAT
+#define ELF_TARGET_FORMAT "elf32-sparc"
+#endif
-#define AOUT_MACHTYPE 3
+#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 tc_headers_hook(a) ; /* don't need it. */
-#define tc_crawl_symbol_chain(a) ; /* don't need it. */
-
#define LISTING_HEADER "SPARC GAS "
- /*
- * Local Variables:
- * comment-column: 0
- * fill-column: 131
- * End:
- */
-
- /* end of tp-sparc.h */
+
+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