* ldlex.l (DATA_SEGMENT_ALIGN, DATA_SEGMENT_END): New tokens.

	* ldgram.y (DATA_SEGMENT_ALIGN, DATA_SEGMENT_END): New tokens.
	(exp): Add DATA_SEGMENT_ALIGN (exp, exp) and DATA_SEGMENT_END (exp).
	* ldexp.c (exp_data_seg): New variable.
	(exp_print_token): Handle DATA_SEGMENT_ALIGN and DATA_SEGMENT_END.
	(fold_binary): Handle DATA_SEGMENT_ALIGN.
	(exp_fold_tree): Handle DATA_SEGMENT_END.
	Pass allocation_done when recursing instead of hardcoding
	lang_allocating_phase_enum.
	* ldexp.h (exp_data_seg): New.
	* ldlang.c (lang_size_sections_1): Renamed from lang_size_sections.
	(lang_size_sections): New.
	* ld.texinfo (DATA_SEGMENT_ALIGN, DATA_SEGMENT_END): Document.
	* scripttempl/elf.sc: Use DATA_SEGMENT_ALIGN and DATA_SEGMENT_END
	if COMMONPAGESIZE is defined.
	* emulparams/elf_i386.sh (COMMONPAGESIZE): Set to 4K.
	* emulparams/elf32_sparc.sh (COMMONPAGESIZE): Set to 8K.
	* emulparams/elf64_sparc.sh (COMMONPAGESIZE): Set to 8K.
	* emulparams/elf64alpha.sh (COMMONPAGESIZE): Set to 8K.
	* emulparams/elf64_ia64.sh (COMMONPAGESIZE): Set to 16K for shared
	libraries only.

1 files changed, 10 insertions, 0 deletions

diff --git a/ld/ldexp.h b/ld/ldexp.h
index 36f88f8..fe152d8 100644
--- a/ld/ldexp.h
+++ b/ld/ldexp.h
@@ -88,6 +88,16 @@ typedef union etree_union {
   } assert_s;
 } etree_type;
 
+extern struct exp_data_seg {
+  enum {
+    exp_dataseg_none,
+    exp_dataseg_align_seen,
+    exp_dataseg_end_seen,
+    exp_dataseg_adjust
+  } phase;
+  bfd_vma base, end, pagesize;
+} exp_data_seg;
+
 etree_type *exp_intop PARAMS ((bfd_vma));
 etree_type *exp_relop PARAMS ((asection *, bfd_vma));
 etree_value_type invalid PARAMS ((void));