From 5323b0e7b4c032a83740539b34b6e423f6a0c142 Mon Sep 17 00:00:00 2001 From: "H.J. Lu" Date: Tue, 18 May 2010 03:31:03 +0000 Subject: Implement generic SHF_EXCLUDE. bfd/ 2010-05-18 H.J. Lu PR gas/11600 * elf.c (_bfd_elf_make_section_from_shdr): Handle SHF_EXCLUDE (elf_fake_sections): Likewise. * elf32-i370.c (i370_elf_section_from_shdr): Don't handle SHF_EXCLUDE here. * elf32-ppc.c (ppc_elf_fake_sections): Likewise. binutils/ 2010-05-18 H.J. Lu PR gas/11600 * readelf.c (get_elf_section_flags): Treat SHF_EXCLUDE as a generic flag. binutils/testsuite/ 2010-05-18 H.J. Lu PR gas/11600 * binutils-all/objcopy.exp: Run exclude-1a and exclude-1b for ELF targets. * binutils-all/exclude-1.s: New. * binutils-all/exclude-1a.d: Likewise. * binutils-all/exclude-1b.d: Likewise. gas/ 2010-05-18 H.J. Lu PR gas/11600 * obj-elf.c (obj_elf_change_section): Handle SHF_EXCLUDE. (obj_elf_parse_section_letters): Likewise. (obj_elf_section_word): Likewise. * config/tc-ppc.c (ppc_section_letter): Removed. (ppc_section_word): Likewise. * config/tc-ppc.h (ppc_section_letter): Likewise. (ppc_section_word): Likewise. (md_elf_section_letter): Likewise. (md_elf_section_word): Likewise. * doc/as.texinfo: Document `e' and `#exclude'. gas/testsuite/ 2010-05-18 H.J. Lu PR gas/11600 * gas/elf/elf.exp: Run section8. * gas/elf/section8.d: New. * gas/elf/section8.s: Likewise. include/elf/ 2010-05-18 H.J. Lu PR gas/11600 * common.h (SHF_EXCLUDE): New. * i370.h (SHF_EXCLUDE): Removed. * or32.h (SHF_EXCLUDE): Likewise. * ppc.h (SHF_EXCLUDE): Likewise. * sparc.h (SHF_EXCLUDE): Likewise. ld/testsuite/ 2010-05-18 H.J. Lu PR gas/11600 * ld-elf/exclude3.s: New. * ld-elf/exclude3a.d: Likewise. * ld-elf/exclude3b.d: Likewise. * ld-elf/exclude3c.d: Likewise. --- gas/config/obj-elf.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) (limited to 'gas/config/obj-elf.c') diff --git a/gas/config/obj-elf.c b/gas/config/obj-elf.c index 4bd4514d14..3ffe6e9dd1 100644 --- a/gas/config/obj-elf.c +++ b/gas/config/obj-elf.c @@ -673,6 +673,7 @@ obj_elf_change_section (const char *name, | ((attr & SHF_EXECINSTR) ? SEC_CODE : 0) | ((attr & SHF_MERGE) ? SEC_MERGE : 0) | ((attr & SHF_STRINGS) ? SEC_STRINGS : 0) + | ((attr & SHF_EXCLUDE) ? SEC_EXCLUDE: 0) | ((attr & SHF_TLS) ? SEC_THREAD_LOCAL : 0)); #ifdef md_elf_section_flags flags = md_elf_section_flags (flags, attr, type); @@ -745,6 +746,9 @@ obj_elf_parse_section_letters (char *str, size_t len) case 'a': attr |= SHF_ALLOC; break; + case 'e': + attr |= SHF_EXCLUDE; + break; case 'w': attr |= SHF_WRITE; break; @@ -777,7 +781,7 @@ obj_elf_parse_section_letters (char *str, size_t len) } default: { - char *bad_msg = _("unrecognized .section attribute: want a,w,x,M,S,G,T"); + char *bad_msg = _("unrecognized .section attribute: want a,e,w,x,M,S,G,T"); #ifdef md_elf_section_letter bfd_vma md_attr = md_elf_section_letter (*str, &bad_msg); if (md_attr > 0) @@ -834,6 +838,8 @@ obj_elf_section_word (char *str, size_t len, int *type) return SHF_ALLOC; if (len == 9 && strncmp (str, "execinstr", 9) == 0) return SHF_EXECINSTR; + if (len == 7 && strncmp (str, "exclude", 7) == 0) + return SHF_EXCLUDE; if (len == 3 && strncmp (str, "tls", 3) == 0) return SHF_TLS; -- cgit v1.2.1