From: Nick Clifton Date: Sat, 15 May 1999 15:38:13 +0000 (+0000) Subject: Add support for mcore RVA relocs. X-Git-Url: http://git.efficios.com/?a=commitdiff_plain;h=36797d47c90c84f9e60535885978c1fd71d1aa0a;p=deliverable%2Fbinutils-gdb.git Add support for mcore RVA relocs. --- diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 5f86ff0c91..257b39b52b 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,20 @@ +1999-05-15 Nick Clifton + + * reloc.c (BFD_RELOC_MCORE_RVA): Define. + * bfd-in2.h: Regenerate. + * coff-mcore.c (in_reloc_p): Remove defintion. + (mcore_coff_howto): Add IMAGE_REL_MCORE_RVA. + (mcore_coff_reloc_type_lookup): Map BFD_RELOC_RVA to + IMAGE_REL_MCORE_RVA. + (coff_mcore_rtype_to_howto): Add special processing for + IMAGE_REL_MCORE_RVA. + (coff_mcore_relocate_section): Add support for + IMAGE_REL_MCORE_RVA. + * elf32-mcore (mcore_elf_howto_): Add R_MCORE_RELATIVE. + (mcore_elf_reloc_type_lookup): Map BFD_RELOC_RVA to + R_MCORE_RELATIVE. + (mcore_elf_relocate_section): Delete redundant case labels. + Fri May 14 10:59:55 1999 Andreas Schwab * elf32-arm.h (elf32_arm_relocate_section): Fix operator diff --git a/bfd/bfd-in2.h b/bfd/bfd-in2.h index 860ca3551b..044e1a5543 100644 --- a/bfd/bfd-in2.h +++ b/bfd/bfd-in2.h @@ -2171,6 +2171,7 @@ short offset into 11 bits. */ BFD_RELOC_MCORE_PCREL_IMM4BY2, BFD_RELOC_MCORE_PCREL_32, BFD_RELOC_MCORE_PCREL_JSR_IMM11BY2, + BFD_RELOC_MCORE_RVA, /* These two relocations are used by the linker to determine which of the entries in a C++ virtual function table are actually used. When diff --git a/bfd/coff-mcore.c b/bfd/coff-mcore.c index 0180517eea..7c44a47bb0 100644 --- a/bfd/coff-mcore.c +++ b/bfd/coff-mcore.c @@ -45,8 +45,6 @@ static struct bfd_link_hash_table * coff_mcore_link_hash_table_create PARAMS ((bfd *)); static bfd_reloc_status_type mcore_coff_unsupported_reloc PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **)); -static boolean in_reloc_p - PARAMS ((bfd *, reloc_howto_type *)); static boolean coff_mcore_relocate_section PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *, struct internal_reloc *, struct internal_syment *, asection **)); @@ -84,7 +82,7 @@ static reloc_howto_type mcore_coff_howto_table[] = false, /* pc_relative */ 0, /* bitpos */ complain_overflow_dont, /* dont complain_on_overflow */ - 0, /* special_function */ + NULL, /* special_function */ "ABSOLUTE", /* name */ false, /* partial_inplace */ 0x00, /* src_mask */ @@ -98,7 +96,7 @@ static reloc_howto_type mcore_coff_howto_table[] = false, /* pc_relative */ 0, /* bitpos */ complain_overflow_bitfield, /* complain_on_overflow */ - 0, /* special_function */ + NULL, /* special_function */ "ADDR32", /* name */ true, /* partial_inplace */ 0xffffffff, /* src_mask */ @@ -114,7 +112,7 @@ static reloc_howto_type mcore_coff_howto_table[] = true, /* pc_relative */ 0, /* bitpos */ complain_overflow_bitfield, /* complain_on_overflow */ - mcore_coff_unsupported_reloc, /* special_function */ + mcore_coff_unsupported_reloc, /* special_function */ "IMM8BY4", /* name */ false, /* partial_inplace */ 0, /* src_mask */ @@ -146,7 +144,7 @@ static reloc_howto_type mcore_coff_howto_table[] = true, /* pc_relative */ 0, /* bitpos */ complain_overflow_bitfield, /* complain_on_overflow */ - mcore_coff_unsupported_reloc,/* special_function */ + mcore_coff_unsupported_reloc, /* special_function */ "IMM4BY2", /* name */ false, /* partial_inplace */ 0, /* src_mask */ @@ -187,6 +185,20 @@ static reloc_howto_type mcore_coff_howto_table[] = false, /* partial_inplace */ 0x0, /* src_mask */ 0x7ff, /* dst_mask */ + true), /* pcrel_offset */ + + HOWTO (IMAGE_REL_MCORE_RVA, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + NULL, /* special_function */ + "MCORE_RVA", /* name */ + true, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ true) /* pcrel_offset */ }; @@ -277,6 +289,7 @@ mcore_coff_reloc_type_lookup (abfd, code) HOW2MAP (BFD_RELOC_MCORE_PCREL_IMM4BY2, IMAGE_REL_MCORE_PCREL_IMM4BY2); HOW2MAP (BFD_RELOC_32_PCREL, IMAGE_REL_MCORE_PCREL_32); HOW2MAP (BFD_RELOC_MCORE_PCREL_JSR_IMM11BY2, IMAGE_REL_MCORE_PCREL_JSR_IMM11BY2); + HOW2MAP (BFD_RELOC_RVA, IMAGE_REL_MCORE_RVA); default: return NULL; } @@ -304,6 +317,9 @@ coff_mcore_rtype_to_howto (abfd, sec, rel, h, sym, addendp) return NULL; howto = mcore_coff_howto_table + rel->r_type; + + if (rel->r_type == IMAGE_REL_MCORE_RVA) + * addendp -= pe_data (sec->output_section->owner)->pe_opthdr.ImageBase; if (howto->pc_relative) { @@ -324,15 +340,6 @@ coff_mcore_rtype_to_howto (abfd, sec, rel, h, sym, addendp) return howto; } -/* Return true if this relocation should - appear in the output .reloc section. */ -static boolean in_reloc_p (abfd, howto) - bfd * abfd; - reloc_howto_type * howto; -{ - return ! howto->pc_relative; -} - /* The reloc processing routine for the optimized COFF linker. */ static boolean coff_mcore_relocate_section (output_bfd, info, input_bfd, input_section, @@ -492,6 +499,7 @@ coff_mcore_relocate_section (output_bfd, info, input_bfd, input_section, case IMAGE_REL_MCORE_PCREL_32: case IMAGE_REL_MCORE_PCREL_JSR_IMM11BY2: case IMAGE_REL_MCORE_ADDR32: + case IMAGE_REL_MCORE_RVA: rstat = _bfd_relocate_contents (howto, input_bfd, val, loc); break; } diff --git a/bfd/elf32-mcore.c b/bfd/elf32-mcore.c index ef3a39f195..0f78002dcf 100644 --- a/bfd/elf32-mcore.c +++ b/bfd/elf32-mcore.c @@ -196,6 +196,20 @@ static reloc_howto_type mcore_elf_howto_raw[] = 0, /* src_mask */ 0, /* dst_mask */ false), /* pcrel_offset */ + + HOWTO (R_MCORE_RELATIVE, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + NULL, /* special_function */ + "R_MCORE_RELATIVE", /* name */ + true, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ + true) /* pcrel_offset */ }; #ifndef NUM_ELEM @@ -239,6 +253,7 @@ mcore_elf_reloc_type_lookup (abfd, code) case BFD_RELOC_MCORE_PCREL_JSR_IMM11BY2: mcore_reloc = R_MCORE_PCRELJSR_IMM11BY2; break; case BFD_RELOC_VTABLE_INHERIT: mcore_reloc = R_MCORE_GNU_VTINHERIT; break; case BFD_RELOC_VTABLE_ENTRY: mcore_reloc = R_MCORE_GNU_VTENTRY; break; + case BFD_RELOC_RVA: mcore_reloc = R_MCORE_RELATIVE; break; default: return (reloc_howto_type *)NULL; } @@ -532,9 +547,6 @@ mcore_elf_relocate_section (output_bfd, info, input_bfd, input_section, switch (r_type) { default: - case R_MCORE_PCRELIMM8BY4: - case R_MCORE_PCRELIMM11BY2: - case R_MCORE_PCRELIMM4BY2: break; case R_MCORE_PCRELJSR_IMM11BY2: diff --git a/bfd/reloc.c b/bfd/reloc.c index 888581493b..5d141b1fe1 100644 --- a/bfd/reloc.c +++ b/bfd/reloc.c @@ -2537,6 +2537,8 @@ ENUMX BFD_RELOC_MCORE_PCREL_32 ENUMX BFD_RELOC_MCORE_PCREL_JSR_IMM11BY2 +ENUMX + BFD_RELOC_MCORE_RVA ENUMDOC Motorola Mcore relocations.