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* elf-bfd.h (LEAST_KNOWN_OBJ_ATTRIBUTE): Decrease to 2. * elf32-tic6x.c (elf32_tic6x_obj_attrs_arg_type, elf32_tic6x_merge_arch_attributes, elf32_tic6x_merge_attributes, elf32_tic6x_merge_private_bfd_data): New. (bfd_elf32_bfd_merge_private_bfd_data, elf_backend_obj_attrs_arg_type, elf_backend_obj_attrs_section, elf_backend_obj_attrs_section_type, elf_backend_obj_attrs_vendor): Define. * elf32-tic6x.h (elf32_tic6x_merge_arch_attributes): Declare. binutils: * readelf.c (display_tic6x_attribute, process_tic6x_specific): New. (process_arch_specific): Call process_tic6x_specific for EM_TI_C6000. gas: * config/tc-tic6x.c: Include elf/tic6x.h. (tic6x_arch_attribute, tic6x_seen_insns): New. (tic6x_arch_table, tic6x_arches): Add attribute values. (tic6x_use_arch): Handle attribute settings. (tic6x_attributes_set_explicitly, s_tic6x_c6xabi_attribute, tic6x_attribute_table, tic6x_attributes, tic6x_convert_symbolic_attribute): New. (md_pseudo_table): Add c6xabi_attribute. (md_assemble): Set tic6x_seen_insns and tic6x_arch_attribute. (tic6x_set_attribute_int, tic6x_set_attributes): New. (tic6x_end): Call tic6x_set_attributes. * config/tc-tic6x.h (CONVERT_SYMBOLIC_ATTRIBUTE): Define. (tic6x_convert_symbolic_attribute): Declare. gas/testsuite: * gas/elf/elf.exp: Set target_machine for tic6x-*-*. * gas/elf/section2.e-tic6x, gas/tic6x/attr-arch-directive-1.d, gas/tic6x/attr-arch-directive-1.s, gas/tic6x/attr-arch-directive-2.d, gas/tic6x/attr-arch-directive-2.s, gas/tic6x/attr-arch-directive-3.d, gas/tic6x/attr-arch-directive-3.s, gas/tic6x/attr-arch-directive-4.d, gas/tic6x/attr-arch-directive-4.s, gas/tic6x/attr-arch-directive-5.d, gas/tic6x/attr-arch-directive-5.s, gas/tic6x/attr-arch-opts-c62x.d, gas/tic6x/attr-arch-opts-c64x+.d, gas/tic6x/attr-arch-opts-c64x.d, gas/tic6x/attr-arch-opts-c674x.d, gas/tic6x/attr-arch-opts-c67x+.d, gas/tic6x/attr-arch-opts-c67x.d, gas/tic6x/attr-arch-opts-none-1.d, gas/tic6x/attr-arch-opts-none-2.d, gas/tic6x/attr-arch-opts-override-1.d, gas/tic6x/attr-arch-opts-override-2.d, gas/tic6x/empty.s: New. include/elf: * tic6x-attrs.h: New. * tic6x.h: Include elf/tic6x-attrs.h for attribute table. (C6XABI_Tag_CPU_arch_none, C6XABI_Tag_CPU_arch_C62X, C6XABI_Tag_CPU_arch_C67X, C6XABI_Tag_CPU_arch_C67XP, C6XABI_Tag_CPU_arch_C64X, C6XABI_Tag_CPU_arch_C64XP, C6XABI_Tag_CPU_arch_C674X): Define. ld: * emulparams/elf32_tic6x_le.sh (ATTRS_SECTIONS): Define. ld/testsuite: * ld-elf/orphan3.d: Allow section names starting '_'. * ld-tic6x/attr-arch-c62x-c62x.d, ld-tic6x/attr-arch-c62x-c64x+.d, ld-tic6x/attr-arch-c62x-c64x.d, ld-tic6x/attr-arch-c62x-c674x.d, ld-tic6x/attr-arch-c62x-c67x+.d, ld-tic6x/attr-arch-c62x-c67x.d, ld-tic6x/attr-arch-c62x.s, ld-tic6x/attr-arch-c64x+-c62x.d, ld-tic6x/attr-arch-c64x+-c64x+.d, ld-tic6x/attr-arch-c64x+-c64x.d, ld-tic6x/attr-arch-c64x+-c674x.d, ld-tic6x/attr-arch-c64x+-c67x+.d, ld-tic6x/attr-arch-c64x+-c67x.d, ld-tic6x/attr-arch-c64x+.s, ld-tic6x/attr-arch-c64x-c62x.d, ld-tic6x/attr-arch-c64x-c64x+.d, ld-tic6x/attr-arch-c64x-c64x.d, ld-tic6x/attr-arch-c64x-c674x.d, ld-tic6x/attr-arch-c64x-c67x+.d, ld-tic6x/attr-arch-c64x-c67x.d, ld-tic6x/attr-arch-c64x.s, ld-tic6x/attr-arch-c674x-c62x.d, ld-tic6x/attr-arch-c674x-c64x+.d, ld-tic6x/attr-arch-c674x-c64x.d, ld-tic6x/attr-arch-c674x-c674x.d, ld-tic6x/attr-arch-c674x-c67x+.d, ld-tic6x/attr-arch-c674x-c67x.d, ld-tic6x/attr-arch-c674x.s, ld-tic6x/attr-arch-c67x+-c62x.d, ld-tic6x/attr-arch-c67x+-c64x+.d, ld-tic6x/attr-arch-c67x+-c64x.d, ld-tic6x/attr-arch-c67x+-c674x.d, ld-tic6x/attr-arch-c67x+-c67x+.d, ld-tic6x/attr-arch-c67x+-c67x.d, ld-tic6x/attr-arch-c67x+.s, ld-tic6x/attr-arch-c67x-c62x.d, ld-tic6x/attr-arch-c67x-c64x+.d, ld-tic6x/attr-arch-c67x-c64x.d, ld-tic6x/attr-arch-c67x-c674x.d, ld-tic6x/attr-arch-c67x-c67x+.d, ld-tic6x/attr-arch-c67x-c67x.d, ld-tic6x/attr-arch-c67x.s: New.
This commit is contained in:
Joseph Myers
parent
c562eb737a
commit
59e6276b64
82 changed files with 951 additions and 13 deletions
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@ -10641,6 +10641,73 @@ display_mips_gnu_attribute (unsigned char * p, int tag)
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return p;
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}
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static unsigned char *
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display_tic6x_attribute (unsigned char * p)
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{
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int tag;
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unsigned int len;
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int val;
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tag = read_uleb128 (p, &len);
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p += len;
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switch (tag)
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{
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case Tag_C6XABI_Tag_CPU_arch:
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val = read_uleb128 (p, &len);
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p += len;
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printf (" Tag_C6XABI_Tag_CPU_arch: ");
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switch (val)
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{
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case C6XABI_Tag_CPU_arch_none:
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printf (_("None\n"));
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break;
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case C6XABI_Tag_CPU_arch_C62X:
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printf ("C62x\n");
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break;
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case C6XABI_Tag_CPU_arch_C67X:
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printf ("C67x\n");
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break;
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case C6XABI_Tag_CPU_arch_C67XP:
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printf ("C67x+\n");
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break;
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case C6XABI_Tag_CPU_arch_C64X:
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printf ("C64x\n");
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break;
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case C6XABI_Tag_CPU_arch_C64XP:
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printf ("C64x+\n");
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break;
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case C6XABI_Tag_CPU_arch_C674X:
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printf ("C674x\n");
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break;
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default:
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printf ("??? (%d)\n", val);
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break;
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}
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return p;
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case 32:
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/* Tag_compatibility - treated as generic by binutils for now
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although not currently specified for C6X. */
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val = read_uleb128 (p, &len);
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p += len;
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printf (_("flag = %d, vendor = %s\n"), val, p);
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p += strlen ((char *) p) + 1;
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return p;
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}
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printf (" Tag_unknown_%d: ", tag);
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/* No general documentation of handling unknown attributes, treat as
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ULEB128 for now. */
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val = read_uleb128 (p, &len);
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p += len;
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printf ("%d (0x%x)\n", val, val);
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return p;
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}
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static int
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process_attributes (FILE * file,
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const char * public_name,
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@ -10797,6 +10864,13 @@ process_power_specific (FILE * file)
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display_power_gnu_attribute);
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}
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static int
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process_tic6x_specific (FILE * file)
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{
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return process_attributes (file, "c6xabi", SHT_C6000_ATTRIBUTES,
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display_tic6x_attribute, NULL);
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}
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/* DATA points to the contents of a MIPS GOT that starts at VMA PLTGOT.
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Print the Address, Access and Initial fields of an entry at VMA ADDR
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and return the VMA of the next entry. */
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@ -11867,6 +11941,9 @@ process_arch_specific (FILE * file)
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case EM_PPC:
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return process_power_specific (file);
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break;
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case EM_TI_C6000:
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return process_tic6x_specific (file);
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break;
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default:
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break;
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}
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