From cc27e1dc443cce3873732b05a22c3ce4462e866a Mon Sep 17 00:00:00 2001 From: Eric Christopher Date: Thu, 24 Mar 2005 01:30:47 +0000 Subject: bfd/ChangeLog: 2005-03-23 Eric Christopher * elfxx-mips.c (MIPS_ELF_READONLY_SECTION): New. (mips_elf_calculate_relocation): Use. Define DF_TEXTREL after emitting relocation. (_bfd_mips_elf_adjust_dynamic_symbol): Ditto. (_bfd_mips_elf_check_relocs): Remove code to set DF_TEXTREL and readonly_reloc. ld/testsuite/ChangeLog: 2005-03-23 Eric Christopher * ld-mips-elf/textrel-1.s, ld-mips-elf/textrel-1.d: New test. * ld-mips-elf/mips-elf.exp: Call it. * ld-mips-elf/rel32-n32.d: Update for DF_TEXTREL removal. * ld-mips-elf/rel32-o32.d: Ditto. * ld-mips-elf/rel64.d: Ditto. --- bfd/ChangeLog | 9 ++++++++ bfd/elfxx-mips.c | 40 +++++++++++++++++------------------ ld/testsuite/ChangeLog | 9 ++++++++ ld/testsuite/ld-mips-elf/mips-elf.exp | 4 ++++ ld/testsuite/ld-mips-elf/rel32-n32.d | 10 ++++----- ld/testsuite/ld-mips-elf/rel32-o32.d | 2 +- ld/testsuite/ld-mips-elf/rel64.d | 10 ++++----- ld/testsuite/ld-mips-elf/textrel-1.d | 26 +++++++++++++++++++++++ ld/testsuite/ld-mips-elf/textrel-1.s | 9 ++++++++ 9 files changed, 88 insertions(+), 31 deletions(-) create mode 100644 ld/testsuite/ld-mips-elf/textrel-1.d create mode 100644 ld/testsuite/ld-mips-elf/textrel-1.s diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 9ee10a9..b15a3d5 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,12 @@ +2005-03-23 Eric Christopher + + * elfxx-mips.c (MIPS_ELF_READONLY_SECTION): New. + (mips_elf_calculate_relocation): Use. Define DF_TEXTREL + after emitting relocation. + (_bfd_mips_elf_adjust_dynamic_symbol): Ditto. + (_bfd_mips_elf_check_relocs): Remove code to set DF_TEXTREL + and readonly_reloc. + 2005-03-23 Mike Frysinger Nick Clifton diff --git a/bfd/elfxx-mips.c b/bfd/elfxx-mips.c index a4baea9..951d1a7 100644 --- a/bfd/elfxx-mips.c +++ b/bfd/elfxx-mips.c @@ -478,6 +478,11 @@ static bfd *reldyn_sorting_bfd; #define MIPS_ELF_OPTIONS_SECTION_NAME(abfd) \ (NEWABI_P (abfd) ? ".MIPS.options" : ".options") +/* Whether the section is readonly. */ +#define MIPS_ELF_READONLY_SECTION(sec) \ + ((sec->flags & (SEC_ALLOC | SEC_LOAD | SEC_READONLY)) \ + == (SEC_ALLOC | SEC_LOAD | SEC_READONLY)) + /* The name of the stub section. */ #define MIPS_ELF_STUB_SECTION_NAME(abfd) ".MIPS.stubs" @@ -4005,6 +4010,10 @@ mips_elf_calculate_relocation (bfd *abfd, bfd *input_bfd, &value, input_section)) return bfd_reloc_undefined; + + /* If we've written this we need to set DF_TEXTREL here. */ + if (MIPS_ELF_READONLY_SECTION (input_section)) + info->flags |= DF_TEXTREL; } else { @@ -6101,33 +6110,21 @@ _bfd_mips_elf_check_relocs (bfd *abfd, struct bfd_link_info *info, if (sreloc == NULL) return FALSE; } -#define MIPS_READONLY_SECTION (SEC_ALLOC | SEC_LOAD | SEC_READONLY) + if (info->shared) - { - /* When creating a shared object, we must copy these - reloc types into the output file as R_MIPS_REL32 - relocs. We make room for this reloc in the - .rel.dyn reloc section. */ - mips_elf_allocate_dynamic_relocations (dynobj, 1); - if ((sec->flags & MIPS_READONLY_SECTION) - == MIPS_READONLY_SECTION) - /* We tell the dynamic linker that there are - relocations against the text segment. */ - info->flags |= DF_TEXTREL; - } + /* When creating a shared object, we must copy these + reloc types into the output file as R_MIPS_REL32 + relocs. We make room for this reloc in the + .rel.dyn reloc section. */ + mips_elf_allocate_dynamic_relocations (dynobj, 1); else { struct mips_elf_link_hash_entry *hmips; - + /* We only need to copy this reloc if the symbol is defined in a dynamic object. */ hmips = (struct mips_elf_link_hash_entry *) h; ++hmips->possibly_dynamic_relocs; - if ((sec->flags & MIPS_READONLY_SECTION) - == MIPS_READONLY_SECTION) - /* We need it to tell the dynamic linker if there - are relocations against the text segment. */ - hmips->readonly_reloc = TRUE; } /* Even though we don't directly need a GOT entry for @@ -6423,9 +6420,12 @@ _bfd_mips_elf_adjust_dynamic_symbol (struct bfd_link_info *info, && (h->root.type == bfd_link_hash_defweak || !h->def_regular)) { + asection *sec; + sec = mips_elf_rel_dyn_section (dynobj, FALSE); mips_elf_allocate_dynamic_relocations (dynobj, hmips->possibly_dynamic_relocs); - if (hmips->readonly_reloc) + + if (MIPS_ELF_READONLY_SECTION (sec)) /* We tell the dynamic linker that there are relocations against the text segment. */ info->flags |= DF_TEXTREL; diff --git a/ld/testsuite/ChangeLog b/ld/testsuite/ChangeLog index 657c796..8e8c09d 100644 --- a/ld/testsuite/ChangeLog +++ b/ld/testsuite/ChangeLog @@ -1,3 +1,12 @@ +2005-03-23 Eric Christopher + + * ld-mips-elf/textrel-1.s, ld-mips-elf/textrel-1.d: New + test. + * ld-mips-elf/mips-elf.exp: Call it. + * ld-mips-elf/rel32-n32.d: Update for DF_TEXTREL removal. + * ld-mips-elf/rel32-o32.d: Ditto. + * ld-mips-elf/rel64.d: Ditto. + 2005-03-23 H.J. Lu * ld-cris/expdyn5.d: Updated for alignment change in elf.sc. diff --git a/ld/testsuite/ld-mips-elf/mips-elf.exp b/ld/testsuite/ld-mips-elf/mips-elf.exp index 5413a72..b07f709 100644 --- a/ld/testsuite/ld-mips-elf/mips-elf.exp +++ b/ld/testsuite/ld-mips-elf/mips-elf.exp @@ -101,6 +101,10 @@ if {$has_newabi} { run_dump_test "mips16-hilo-n32" } +if { $linux_gnu } { + run_dump_test "textrel-1" +} + # For tests which may involve multiple files, use run_ld_link_tests. # List contains test-items with 3 items followed by 2 lists: diff --git a/ld/testsuite/ld-mips-elf/rel32-n32.d b/ld/testsuite/ld-mips-elf/rel32-n32.d index cff8b36..565742a 100644 --- a/ld/testsuite/ld-mips-elf/rel32-n32.d +++ b/ld/testsuite/ld-mips-elf/rel32-n32.d @@ -4,12 +4,12 @@ #readelf: -x 5 -r #ld: -shared -melf32btsmipn32 -Relocation section '.rel.dyn' at offset 0x304 contains 2 entries: +Relocation section '.rel.dyn' at offset 0x2fc contains 2 entries: Offset Info Type Sym.Value Sym. Name 00000000 00000000 R_MIPS_NONE -00000330 00000003 R_MIPS_REL32 +00000320 00000003 R_MIPS_REL32 Hex dump of section '.text': - 0x00000320 00000000 00000000 00000000 00000000 ................ - 0x00000330 00000330 00000000 00000000 00000000 ................ - 0x00000340 00000000 00000000 00000000 00000000 ................ + 0x00000310 00000000 00000000 00000000 00000000 ................ + 0x00000320 00000320 00000000 00000000 00000000 ................ + 0x00000330 00000000 00000000 00000000 00000000 ................ diff --git a/ld/testsuite/ld-mips-elf/rel32-o32.d b/ld/testsuite/ld-mips-elf/rel32-o32.d index 982758a..d89b87a 100644 --- a/ld/testsuite/ld-mips-elf/rel32-o32.d +++ b/ld/testsuite/ld-mips-elf/rel32-o32.d @@ -4,7 +4,7 @@ #readelf: -x 6 -r #ld: -shared -melf32btsmip -Relocation section '.rel.dyn' at offset 0x31c contains 2 entries: +Relocation section '.rel.dyn' at offset 0x314 contains 2 entries: Offset Info Type Sym.Value Sym. Name 00000000 00000000 R_MIPS_NONE 00000340 00000003 R_MIPS_REL32 diff --git a/ld/testsuite/ld-mips-elf/rel64.d b/ld/testsuite/ld-mips-elf/rel64.d index ead15f0..8663f14 100644 --- a/ld/testsuite/ld-mips-elf/rel64.d +++ b/ld/testsuite/ld-mips-elf/rel64.d @@ -4,16 +4,16 @@ #readelf: -x 6 -r #ld: -shared -melf64btsmip -Relocation section '.rel.dyn' at offset 0x498 contains 2 entries: +Relocation section '.rel.dyn' at offset 0x488 contains 2 entries: Offset Info Type Sym. Value Sym. Name 000000000000 000000000000 R_MIPS_NONE Type2: R_MIPS_NONE Type3: R_MIPS_NONE -0000000004d0 000000001203 R_MIPS_REL32 +0000000004c0 000000001203 R_MIPS_REL32 Type2: R_MIPS_64 Type3: R_MIPS_NONE Hex dump of section '.text': - 0x000004c0 00000000 00000000 00000000 00000000 ................ - 0x000004d0 00000000 000004d0 00000000 00000000 ................ - 0x000004e0 00000000 00000000 00000000 00000000 ................ + 0x000004b0 00000000 00000000 00000000 00000000 ................ + 0x000004c0 00000000 000004c0 00000000 00000000 ................ + 0x000004d0 00000000 00000000 00000000 00000000 ................ diff --git a/ld/testsuite/ld-mips-elf/textrel-1.d b/ld/testsuite/ld-mips-elf/textrel-1.d new file mode 100644 index 0000000..29a166d --- /dev/null +++ b/ld/testsuite/ld-mips-elf/textrel-1.d @@ -0,0 +1,26 @@ +#name: MIPS textrel-1 +#source: textrel-1.s +#as: -EB -n32 +#ld: -shared -melf32btsmipn32 +#readelf: -d + +Dynamic section at offset 0xb4 contains 18 entries: + Tag Type Name/Value + 0x00000004 \(HASH\) 0x16c + 0x00000005 \(STRTAB\) 0x30c + 0x00000006 \(SYMTAB\) 0x1fc + 0x0000000a \(STRSZ\) 84 \(bytes\) + 0x0000000b \(SYMENT\) 16 \(bytes\) + 0x00000015 \(DEBUG\) 0x0 + 0x00000003 \(PLTGOT\) 0x1003e0 + 0x00000011 \(REL\) 0x360 + 0x00000012 \(RELSZ\) 8 \(bytes\) + 0x00000013 \(RELENT\) 8 \(bytes\) + 0x70000001 \(MIPS_RLD_VERSION\) 1 + 0x70000005 \(MIPS_FLAGS\) NOTPOT + 0x70000006 \(MIPS_BASE_ADDRESS\) 0 + 0x7000000a \(MIPS_LOCAL_GOTNO\) 7 + 0x70000011 \(MIPS_SYMTABNO\) 17 + 0x70000012 \(MIPS_UNREFEXTNO\) 12 + 0x70000013 \(MIPS_GOTSYM\) 0x11 + 0x00000000 \(NULL\) 0x0 diff --git a/ld/testsuite/ld-mips-elf/textrel-1.s b/ld/testsuite/ld-mips-elf/textrel-1.s new file mode 100644 index 0000000..f6b4a6a --- /dev/null +++ b/ld/testsuite/ld-mips-elf/textrel-1.s @@ -0,0 +1,9 @@ + .globl foo +foo: + .cfi_startproc + nop + .cfi_def_cfa_offset 4 + nop + .cfi_register $29, $0 + nop + .cfi_endproc -- cgit v1.1