* simplify_rtx.c (simplify_subreg): Keep subregs on return values,
check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
in case register wasn't OK previously, accept it now; allow
subregs of frame pointer if reload completed and frame pointer
is not needed.
* combine.c (sombine_simplify_rtx): Fix comment;
use subreg_lowpart_offset instead of subreg_lowpart_p
(gen_lowpart_for_combine): Use subreg_lowpart_offset.
* rtl.h (subreg_lowpart_parts_p): Kill.
(subreg_lowpart_offset, subreg_highpart_offset): Declare.
* simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
* emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
(gen_lowpart_common): Likewise.
(subreg_lowpart_p): Likewise.
(subreg_lowpart_parts_p): Kill.
(subreg_lowpart_offset, subreg_highpart_offset): New function.
* emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
to simplify SUBREG and REG.
(gen_highpart): Use simplify_gen_subreg for all simplifications.
* emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
CONCAT specially.
* rtlanal.c (replace_regs): Use simplify_gen_subreg
From-SVN: r42850
* update_web_docs (WWWBASE_PREFORMATTED, PREPROCESS): New
variables.
Fix a comment and add another one.
Generate the installation documentation in HTML format from
gcc/doc/install.texi.
From-SVN: r42849
* libsupc++/Makefile.am (install-glibcppinstallHEADERS,
uninstall-glibcppinstallHEADERS): Have explicit rules catering to
SUN make VPATH peculiarities.
* libsupc++/Makefile.in: Regenerate.
From-SVN: r42844
* gcc/config/sh/sh.c (print_operand_address, print_operand): Call
mark_constant_pool_use before output_addr_const.
(struct pool_node): New field wend.
(add_constant): Note a sequence of constants that are referenced
by a given label.
(pool_window_label, pool_window_last): New variables.
(dump_table): Emit a unspec_volatile representing the end of a
sequence of constants.
(mark_constant_pool_use): New function.
* gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
(consttable_2): Add the second operand which flags whether
this consttable entry was used or not.
(consttable_4, consttable_8, consttable_sf, consttable_df):
Likewise.
(consttable_window_end): New insn.
From-SVN: r42841
* config/sh/sh.c (print_operand_address): Cast INTVAL to int.
(shl_and_kind): Cast wide constant.
(gen_far_branch): Define as static, as in declaration.
(barrier_align): Compute cache-line length as unsigned. Add
parentheses in initial credit computation.
(rounded_frame_size): Add parentheses.
(permanent_obstack): Remove declaration. Include ggc.h for
declaration of ggc_add_root_rtx().
(get_free_reg): Removed declaration of unused variable reg.
(legitimize_pic_address): Mark mode argument as unused.
From-SVN: r42837
2001-06-03 Toon Moene <toon@moene.indiv.nluug.nl>
Jan van Male <jan.vanmale@fenk.wau.nl>
* root.texi: Define `help' and `patches' mailing list
addresses.
* news.texi: Remove `prerelease' from 0.5.26
* g77.texi: Use two spaces between command options, eliminate
some 'overfull hboxes'. Use help and patches mailing list
addresses where appropriate.
Co-Authored-By: Jan van Male <jan.vanmale@fenk.wau.nl>
From-SVN: r42825
* doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
to just after title page.
ch:
* chill.texi: Move contents to just after title page.
f:
* g77.texi: Move contents to just after title page.
java:
* gcj.texi: Move contents to just after title page.
From-SVN: r42808
2001-06-01 Alexandre Petit-Bianco <apbianco@redhat.com>
* parse.y (type_literals:): Use `build_incomplete_class_ref' with
builtin type.
(patch_incomplete_class_ref): Build the class ref, build the class
init if necessary, complete the tree.
Fixes PR java/2605
(http://gcc.gnu.org/ml/gcc-patches/2001-06/msg00044.html )
From-SVN: r42807
* doc/install-old.texi: Remove documentation of some configuration
options.
* doc/install.texi: Add relevant parts of this documentation here.
From-SVN: r42802
* i386.md (all uses of ext_register_operand): Make sure they are
VOIDmode; replace all uses outside zero_extend.
(and?i splitters): Use ext_register_operands.
(test?i peep2): Remove ignored constraints.
* i386.c (ext_register_operand): Check that operand is
eighter pseudo or hard or 'Q' register.
From-SVN: r42798
* tree.h (struct record_layout_info_s): New field unpadded_align.
(set_lang_adjust_rli): New declaration.
* stor-layout.c (layout_decl): If DECL is packed, but at alignment
it would have if not packed, do not downgrade DECL_ALIGN.
(lang_adjust_rli, set_lang_adjust_rli): New.
(start_record_layout): Initialize new field unpadded_align.
(debug_rli): Display it.
(place_union_field, place_field): Set it.
(layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
From-SVN: r42796
* src/Makefile.am (VPATH): Delimit with ":", not space.
* src/Makefile.in: Regenerate.
* configure.in (use of GLIBCPP_CHECK_GNU_MAKE): Don't fail if GNU
make isn't found.
* configure: Regenerate.
From-SVN: r42774
