* configure.in (sparc-*-solaris2*): Add xm-siglist.h to xm_file.
        Add USG and POSIX to xm_defines.

From-SVN: r19024

From-SVN: r19023

        * gcc.c: Add linker spec.
        (link_command_spec): Use %(linker) instead of ld.
        (main): If collect2 is requested as the linker, see if it exists;
        if not, use ld instead.
        * Makefile.in (USE_COLLECT2): It's named collect2 now, not ld.
        (ld:) Deleted.
        (install-collect2): Install as collect2, not ld.
        * configure.in(will_use_collect2): It's named collect2 now.
        * collect2: Remove checks to see if we were invoked recursively.
        (collect_execute): Use _spawnvp under cygwin32.

From-SVN: r19022

	* haifa-sched.c (build_control_flow): Set unreachable for block whose
	only predecessor is itself.

From-SVN: r19021

        * c-parse.in: Include system.h, and remove stuff now made redundant.
        * cccp.c: Likewise.
        * cexp.y: Likewise.
        * protoize.c: Likewise.  Properly check for cpp stringification.
        * Makefile.in (c-parse.o, cccp.o, cexp.o, protoize.o, unprotoize.o):
        Depend on system.h.
        * objc/Make-lang.in (objc-parse.o): Likewise.

From-SVN: r19020

        * gansidecl.h: Check if compiler supports __attribute__.  Provide
        definitions for ATTRIBUTE_UNUSED and ATTRIBUTE_PRINTF using
        __attribute__ when its available.  Also provide definitions for
        ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2 and ATTRIBUTE_PRINTF_3 in
        terms of ATTRIBUTE_PRINTF.
        * genoutput.c (process_template): Use ATTRIBUTE_UNUSED in place
        of __attribute__.

From-SVN: r19019

Mon Apr  6 07:17:52 1998  Catherine Moore  <clm@cygnus.com>
        * combine.c (can_combine_p):  Include successor in volatile test.

From-SVN: r19018

	* sh.h (CASE_VECTOR_SHORTEN_MODE): Fix logic when to set
	offset_unsigned.

From-SVN: r19017

        * objc/objc-act.c (encode_aggregate_within): Avoid GNU extensions
        in prototype and definition.

From-SVN: r19016

From-SVN: r19015

From-SVN: r19014

* alpha.c (alpha_expand_block_clear): Add missing offset arg to
alpha_expand_unaligned_store_words.

From-SVN: r19013

        * i386.md (movsf_push, movsf_mem): Remove.
        (movsf_push): Rename from movsf_push_nomove and move in front of
        movsf.  Use nonmemory_operand predicate and don't bother checking
        TARGET_MOVE.
        (movsf_push_memory): New pattern.
        (movsf): Don't bother checking for push_operand.  If TARGET_MOVE and
        both operands refer to memory then force operand[1] into a register.
        (movsf_normal): Change to unnamed pattern.
        Likewise for movdf, movxf, and friends.

From-SVN: r19011

From-SVN: r19009

        * expmed.c (synth_mult): The value -1, has no zeros, so it can
        never have the form ...011.
Forgot to commit ChangeLog entry for this one.

From-SVN: r19008

From-SVN: r19007

From-SVN: r19006

From-SVN: r19005

From-SVN: r19004

From-SVN: r19002

From-SVN: r19001

* i386.c (asm_output_function_prefix, load_pic_register):
Use ASM_GENERATE_INTERNAL_LABEL properly.
(output_pic_addr_const): Recognize %X to supress any PIC sym suffix.
(print_operand): Ignore it.
(load_pic_register): Use it for the got load call.
* i386.md (prologue_set_got, prologue_get_pc): Likewise.
(prologue_get_pc_and_set_got): Likewise.
* i386.h: Update print_operand docs.

From-SVN: r19000

* i386.md (ffssi, ffshi): Rewrite as define_expands.
(ffssi_1, ffshi_1): New (unspec [] 5) support patterns.
* i386.c (notice_update_cc): Recognize unspec 5.

From-SVN: r18999

        * method.c (check_btype): Add missing argument to xrealloc.
        (check_ktype): Likewise.

From-SVN: r18998

From-SVN: r18997

* alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '(' for s/sv/svi.
* alpha.c (print_operand): Handle it.
* alpha.md (fix_truncsfdi2): Use it.  Add earlyclobber pattern
for ALPHA_TP_INSN.
(fix_truncdfdi2): Likewise.

From-SVN: r18996

* com.c (ffecom_expr_): Revert Oct 22 change.  Instead take a WIDENP
argument so that we can respect the signedness of the original type.
(ffecom_init_0): Do sizetype initialization first.

From-SVN: r18995

tree.h (sizetype_tab[2], [...]): Merge all of these into a single struct, with additional [us]sizetype entries.

* tree.h (sizetype_tab[2], sbitsizetype, ubitsizetype): Merge all
of these into a single struct, with additional [us]sizetype entries.
* stor-layout.c (set_sizetype): Initialize [us]sizetype.
* fold-const.c (size_int_wide): Don't rely on sizetype_tab being
an array.

From-SVN: r18994

From-SVN: r18993

* haifa-sched.c (split_block_insns): Don't supress insn splitting
on subsequent passes.
* alpha.c (hard_fp_register_operand): New function.
* alpha.h (PREDICATE_CODES): Add it.
* alpha.md (extendsidi2): Kill bogus f<-f cvtql+cvtlq case.  Add an
f<-m case and accompanying define_split.
(trapb): Use a unique unspec_volatile number.

From-SVN: r18992

        for details.

        * haifa-sched.c: Mirror recent changes from gcc2.

From-SVN: r18991

        for details.

        * haifa-sched.c: Mirror recent changes from gcc2.

From-SVN: r18990

        for details.

        * haifa-sched.c: Mirror recent changes from gcc2.

From-SVN: r18989

        for details.

        * haifa-sched.c: Mirror recent changes from gcc2.

From-SVN: r18988

* configure.in (alpha-*-linux-gnu*): Undo Feb 3 change brought in
from gcc2 merge.

From-SVN: r18987

        for details.

        * haifa-sched.c: Mirror recent changes from gcc2.

From-SVN: r18986

        for details.

        * haifa-sched.c: Mirror recent changes from gcc2.

From-SVN: r18985

        for details.

        * haifa-sched.c: Mirror recent changes from gcc2.

From-SVN: r18984

From-SVN: r18980

	* class.c (finish_struct_1): Add vbase fields earlier.  Set
	CLASSTYPE_SIZE of an empty base to 0.  Types with bases can be empty.
	* search.c (dfs_check_overlap, dfs_no_overlap_yet): New fns.
	(types_overlap_p): New fn.
	* tree.c (avoid_overlap): New fn.
	(build_base_fields): Use it to avoid overlapping empty bases.
	* cp-tree.h, decl2.c, lang-options.h: Add -fnew-abi.

From-SVN: r18978