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3 Commits

Author SHA1 Message Date
Alan Modra
a27e685fa0 Align .TOC. for PowerPC64 
This change, with prerequisite 0e5fabeb, provides a toc base aligned
to 256 bytes rather than 8 bytes.  This is necessary for a minor gcc
optimisation, allowing use of d-form instructions to correctly access
toc-relative items larger than 8 bytes.

bfd/
	* elf64-ppc.c (TOC_BASE_ALIGN): Define.
	(ppc64_elf_next_toc_section): Align multi-got toc base.
	(ppc64_elf_set_toc): Likewise initial toc base and .TOC. symbol.
ld/
	* emulparams/elf64ppc.sh (GOT): Align.
ld/testsuite/
	* ld-powerpc/ambiguousv1b.d: Update for aligned .got.
	* ld-powerpc/defsym.d: Likewise.
	* ld-powerpc/elfv2-2exe.d: Likewise.
	* ld-powerpc/elfv2exe.d: Likewise.
	* ld-powerpc/elfv2so.d: Likewise.
	* ld-powerpc/relbrlt.d: Likewise.
	* ld-powerpc/tls.g: Likewise.
	* ld-powerpc/tlsexe.d: Likewise.
	* ld-powerpc/tlsexe.g: Likewise.
	* ld-powerpc/tlsexe.r: Likewise.
	* ld-powerpc/tlsexetoc.d: Likewise.
	* ld-powerpc/tlsexetoc.g: Likewise.
	* ld-powerpc/tlsexetoc.r: Likewise.
	* ld-powerpc/tlsso.d: Likewise.
	* ld-powerpc/tlsso.g: Likewise.
	* ld-powerpc/tlsso.r: Likewise.
	* ld-powerpc/tlstoc.g: Likewise.
	* ld-powerpc/tlstocso.d: Likewise.
	* ld-powerpc/tlstocso.g: Likewise.
	* ld-powerpc/tlstocso.r: Likewise.
	* ld-powerpc/tocopt.d: Likewise.
	* ld-powerpc/tocopt2.d: Likewise.
	* ld-powerpc/tocopt3.d: Likewise.
	* ld-powerpc/tocopt4.d: Likewise.
	* ld-powerpc/tocopt5.d: Likewise.
 2015-04-23 09:49:19 +09:30
Alan Modra
65fd058fe6 * ld-powerpc/powerpc.exp: Substitute for le in options_regsub(ld). 
Correct ppc64elftests option replacement.
	(supports_ppc64): Match elf64lppc too.
	* ld-powerpc/relbrlt.d: Update for little-endian.
	* ld-powerpc/symtocbase.d: Likewise.
	* ld-powerpc/tls.t: Likewise.
	* ld-powerpc/tlsexetoc.g: Likewise.
	* ld-powerpc/tlsso.d: Likewise.
	* ld-powerpc/tlsso.g: Likewise.
	* ld-powerpc/tlstoc.t: Likewise.
	* ld-powerpc/tlstocso.d: Likewise.
	* ld-powerpc/tlstocso.g: Likewise.
	* ld-powerpc/tlstocso.t: Likewise.
	* ld-powerpc/tocopt.d: Likewise.
	* ld-powerpc/tocopt2.d: Likewise.
	* ld-powerpc/tocopt3.d: Likewise.
	* ld-powerpc/tocopt4.d: Likewise.
	* ld-powerpc/tocopt5.d: Likewise.
 2013-08-22 07:34:28 +00:00
Alan Modra
9852805258 PR ld/13235 
bfd/
	* elf64-ppc.c (struct ppc64_elf_obj_tdata): Add ha_relocs_not_using_r2.
	(ppc64_elf_edit_toc): Check HA relocs.
	(ha_reloc_match): Delete function.
	(ppc64_elf_relocate_section): Remove delayed HA nop optimization.
	Instead do it and low part optimization based on
	ha_relocs_not_using_r2.
ld/testsuite/
	* ld-powerpc/tocopt.d: Update.
	* ld-powerpc/tocopt5.d, * ld-powerpc/tocopt5.s: New test.
	* ld-powerpc/powerpc.exp: Run new test.
 2011-09-30 05:11:04 +00:00