X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=bfd%2Felf32-m68hc12.c;h=c74f5674db7d6db870f4be24f583fa520b9b934b;hb=refs%2Fheads%2Fconcurrent-displaced-stepping-2020-04-01;hp=c4302cb3c909f23c1eca6b49e58c6b853c5267bd;hpb=2571583aed598dd3f9651b53434e5f177a0e3cf7;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/elf32-m68hc12.c b/bfd/elf32-m68hc12.c index c4302cb3c9..c74f5674db 100644 --- a/bfd/elf32-m68hc12.c +++ b/bfd/elf32-m68hc12.c @@ -1,5 +1,5 @@ /* Motorola 68HC12-specific support for 32-bit ELF - Copyright (C) 1999-2017 Free Software Foundation, Inc. + Copyright (C) 1999-2020 Free Software Foundation, Inc. Contributed by Stephane Carrez (stcarrez@nerim.fr) (Heavily copied from the D10V port by Martin Hunt (hunt@cygnus.com)) @@ -32,7 +32,7 @@ /* Relocation functions. */ static reloc_howto_type *bfd_elf32_bfd_reloc_type_lookup (bfd *, bfd_reloc_code_real_type); -static void m68hc11_info_to_howto_rel +static bfd_boolean m68hc11_info_to_howto_rel (bfd *, arelent *, Elf_Internal_Rela *); /* Trampoline generation. */ @@ -62,31 +62,31 @@ static void m68hc11_info_to_howto_rel Banked Address Space - | | Page n + | | Page n +---------------+ 0x1010000 - | | - | jsr _foo | - | .. | Page 3 - | _foo: | + | | + | jsr _foo | + | .. | Page 3 + | _foo: | +---------------+ 0x100C000 - | | - | call _bar | - | .. | Page 2 - | _bar: | + | | + | call _bar | + | .. | Page 2 + | _bar: | +---------------+ 0x1008000 - /------>| | - | | call _foo | Page 1 - | | | + /------>| | + | | call _foo | Page 1 + | | | | +---------------+ 0x1004000 - Physical | | | - Address Space | | | Page 0 - | | | + Physical | | | + Address Space | | | Page 0 + | | | +-----------+ 0x00FFFF | +---------------+ 0x1000000 | | | | call _foo | | | | | +-----------+ 0x00BFFF -+---/ - | | | + | | | | | | | | 16K | | | | @@ -177,7 +177,7 @@ static reloc_howto_type elf_m68hc11_howto_table[] = { FALSE, /* partial_inplace */ 0x00ff, /* src_mask */ 0x00ff, /* dst_mask */ - TRUE), /* pcrel_offset */ + TRUE), /* pcrel_offset */ /* A 16 bit absolute relocation */ HOWTO (R_M68HC11_16, /* type */ @@ -238,7 +238,7 @@ static reloc_howto_type elf_m68hc11_howto_table[] = { FALSE, /* partial_inplace */ 0xffff, /* src_mask */ 0xffff, /* dst_mask */ - TRUE), /* pcrel_offset */ + TRUE), /* pcrel_offset */ /* GNU extension to record C++ vtable hierarchy */ HOWTO (R_M68HC11_GNU_VTINHERIT, /* type */ @@ -271,7 +271,7 @@ static reloc_howto_type elf_m68hc11_howto_table[] = { FALSE), /* pcrel_offset */ /* A 24 bit relocation */ - HOWTO (R_M68HC11_24, /* type */ + HOWTO (R_M68HC11_24, /* type */ 0, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 24, /* bitsize */ @@ -286,7 +286,7 @@ static reloc_howto_type elf_m68hc11_howto_table[] = { FALSE), /* pcrel_offset */ /* A 16-bit low relocation */ - HOWTO (R_M68HC11_LO16, /* type */ + HOWTO (R_M68HC11_LO16, /* type */ 0, /* rightshift */ 1, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ @@ -301,7 +301,7 @@ static reloc_howto_type elf_m68hc11_howto_table[] = { FALSE), /* pcrel_offset */ /* A page relocation */ - HOWTO (R_M68HC11_PAGE, /* type */ + HOWTO (R_M68HC11_PAGE, /* type */ 0, /* rightshift */ 0, /* size (0 = byte, 1 = short, 2 = long) */ 8, /* bitsize */ @@ -328,8 +328,8 @@ static reloc_howto_type elf_m68hc11_howto_table[] = { bfd_elf_generic_reloc, /* special_function */ "R_M68HC12_16B", /* name */ FALSE, /* partial_inplace */ - 0xffff, /* src_mask */ - 0xffff, /* dst_mask */ + 0xffff, /* src_mask */ + 0xffff, /* dst_mask */ FALSE), /* pcrel_offset */ /* A 9 bit PC-rel relocation. */ @@ -345,7 +345,7 @@ static reloc_howto_type elf_m68hc11_howto_table[] = { TRUE, /* partial_inplace */ 0xfe00, /* src_mask */ 0x01ff, /* dst_mask */ - TRUE), /* pcrel_offset */ + TRUE), /* pcrel_offset */ /* A 10 bit PC-rel relocation. */ HOWTO (R_M68HC12_PCREL_10, /* type */ @@ -360,7 +360,7 @@ static reloc_howto_type elf_m68hc11_howto_table[] = { TRUE, /* partial_inplace */ 0xfc00, /* src_mask */ 0x03ff, /* dst_mask */ - TRUE), /* pcrel_offset */ + TRUE), /* pcrel_offset */ /* A 8 bit absolute relocation (upper address). */ HOWTO (R_M68HC12_HI8XG, /* type */ @@ -405,7 +405,7 @@ static reloc_howto_type elf_m68hc11_howto_table[] = { TRUE, /* partial_inplace */ 0, /* src_mask */ 0, /* dst_mask */ - TRUE), /* pcrel_offset */ + TRUE), /* pcrel_offset */ /* Mark beginning of Gcc relaxation group instruction. */ HOWTO (R_M68HC11_RL_GROUP, /* type */ @@ -420,7 +420,7 @@ static reloc_howto_type elf_m68hc11_howto_table[] = { TRUE, /* partial_inplace */ 0, /* src_mask */ 0, /* dst_mask */ - TRUE), /* pcrel_offset */ + TRUE), /* pcrel_offset */ }; /* Map BFD reloc types to M68HC11 ELF reloc types. */ @@ -463,7 +463,7 @@ static const struct m68hc11_reloc_map m68hc11_reloc_map[] = static reloc_howto_type * bfd_elf32_bfd_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED, - bfd_reloc_code_real_type code) + bfd_reloc_code_real_type code) { unsigned int i; @@ -497,9 +497,9 @@ bfd_elf32_bfd_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, /* Set the howto pointer for an M68HC11 ELF reloc. */ -static void -m68hc11_info_to_howto_rel (bfd *abfd ATTRIBUTE_UNUSED, - arelent *cache_ptr, Elf_Internal_Rela *dst) +static bfd_boolean +m68hc11_info_to_howto_rel (bfd *abfd, + arelent *cache_ptr, Elf_Internal_Rela *dst) { unsigned int r_type; @@ -507,10 +507,13 @@ m68hc11_info_to_howto_rel (bfd *abfd ATTRIBUTE_UNUSED, if (r_type >= (unsigned int) R_M68HC11_max) { /* xgettext:c-format */ - _bfd_error_handler (_("%B: invalid M68HC12 reloc number: %d"), abfd, r_type); - r_type = 0; + _bfd_error_handler (_("%pB: unsupported relocation type %#x"), + abfd, r_type); + bfd_set_error (bfd_error_bad_value); + return FALSE; } cache_ptr->howto = &elf_m68hc11_howto_table[r_type]; + return TRUE; } @@ -532,6 +535,14 @@ m68hc12_elf_build_one_stub (struct bfd_hash_entry *gen_entry, void *in_arg) stub_entry = (struct elf32_m68hc11_stub_hash_entry *) gen_entry; info = (struct bfd_link_info *) in_arg; + /* Fail if the target section could not be assigned to an output + section. The user should fix his linker script. */ + if (stub_entry->target_section->output_section == NULL + && info->non_contiguous_regions) + info->callbacks->einfo (_("%F%P: Could not assign '%pA' to an output section. " + "Retry without --enable-non-contiguous-regions.\n"), + stub_entry->target_section); + htab = m68hc11_elf_hash_table (info); stub_sec = stub_entry->stub_sec; @@ -550,8 +561,8 @@ m68hc12_elf_build_one_stub (struct bfd_hash_entry *gen_entry, void *in_arg) */ sym_value = (stub_entry->target_value - + stub_entry->target_section->output_offset - + stub_entry->target_section->output_section->vma); + + stub_entry->target_section->output_offset + + stub_entry->target_section->output_section->vma); phys_addr = m68hc11_phys_addr (&htab->pinfo, sym_value); phys_page = m68hc11_phys_page (&htab->pinfo, sym_value); @@ -573,7 +584,7 @@ m68hc12_elf_build_one_stub (struct bfd_hash_entry *gen_entry, void *in_arg) static bfd_boolean m68hc12_elf_size_one_stub (struct bfd_hash_entry *gen_entry, - void *in_arg ATTRIBUTE_UNUSED) + void *in_arg ATTRIBUTE_UNUSED) { struct elf32_m68hc11_stub_hash_entry *stub_entry; @@ -616,7 +627,7 @@ m68hc12_elf_set_mach_from_flags (bfd *abfd) break; case EF_M68HC11_GENERIC: bfd_default_set_arch_mach (abfd, bfd_arch_m68hc12, - bfd_mach_m6812_default); + bfd_mach_m6812_default); break; default: return FALSE; @@ -635,7 +646,7 @@ static const struct bfd_elf_special_section elf32_m68hc12_special_sections[] = { STRING_COMMA_LEN (".page0"), 0, SHT_PROGBITS, SHF_ALLOC + SHF_WRITE }, { STRING_COMMA_LEN (".softregs"), 0, SHT_NOBITS, SHF_ALLOC + SHF_WRITE }, { STRING_COMMA_LEN (".vectors"), 0, SHT_PROGBITS, SHF_ALLOC }, - { NULL, 0, 0, 0, 0 } + { NULL, 0, 0, 0, 0 } }; #define ELF_ARCH bfd_arch_m68hc12 @@ -643,23 +654,22 @@ static const struct bfd_elf_special_section elf32_m68hc12_special_sections[] = #define ELF_MACHINE_CODE EM_68HC12 #define ELF_MAXPAGESIZE 0x1000 -#define TARGET_BIG_SYM m68hc12_elf32_vec +#define TARGET_BIG_SYM m68hc12_elf32_vec #define TARGET_BIG_NAME "elf32-m68hc12" -#define elf_info_to_howto 0 +#define elf_info_to_howto NULL #define elf_info_to_howto_rel m68hc11_info_to_howto_rel #define elf_backend_check_relocs elf32_m68hc11_check_relocs #define elf_backend_relocate_section elf32_m68hc11_relocate_section #define elf_backend_object_p m68hc12_elf_set_mach_from_flags -#define elf_backend_final_write_processing 0 #define elf_backend_can_gc_sections 1 #define elf_backend_special_sections elf32_m68hc12_special_sections -#define elf_backend_post_process_headers elf32_m68hc11_post_process_headers +#define elf_backend_init_file_header elf32_m68hc11_init_file_header #define elf_backend_add_symbol_hook elf32_m68hc11_add_symbol_hook #define elf_backend_merge_symbol_attribute elf32_m68hc11_merge_symbol_attribute #define bfd_elf32_bfd_link_hash_table_create \ - m68hc12_elf_bfd_link_hash_table_create + m68hc12_elf_bfd_link_hash_table_create #define bfd_elf32_bfd_merge_private_bfd_data \ _bfd_m68hc11_elf_merge_private_bfd_data #define bfd_elf32_bfd_set_private_flags _bfd_m68hc11_elf_set_private_flags