2006-04-19  Andreas Krebbel  <krebbel1@de.ibm.com>

	* ifcvt.c (noce_emit_move_insn): Call store_bit_field if the resulting
	move would be an INSV insn.
	(noce_process_if_block): Don't optimize if the destination is a 
	ZERO_EXTRACT which can't be handled by noce_emit_move_insn.

2006-04-19  Andreas Krebbel  <krebbel1@de.ibm.com>

	* gcc.c-torture/compile/20060419-1.c: Added.

From-SVN: r113072

2006-04-19  Andreas Krebbel  <krebbel1@de.ibm.com>

	* config/s390/s390.md: Add comments with the instructions emitted
	by an insn pattern if macros are used.

From-SVN: r113071

* configure.in (m32c): Build libstdc++-v3.  Pass flags to
reference libgloss so that libssp can be built in a combined
tree.
* configure: Regenerate.

From-SVN: r113066

From-SVN: r113064

	PR rtl-optimization/26026
	* fold-const.c (fold_binary): Optimize div and mod where the divisor
	is a known power of two shifted left a variable amount.

From-SVN: r113060

dwarf2out.c (prune_unused_types_update_strings): Don't add strings to hash table twice when the debug_str section has SECTION_MERGE.

	* dwarf2out.c (prune_unused_types_update_strings): Don't add strings
	to hash table twice when the debug_str section has SECTION_MERGE.

From-SVN: r113057

	* config/soft-fp: New directory.  From glibc.
	* config/soft-fp/t-softfp: New.
	* config/soft-fp/README: New.
	* mklibgcc.in: Handle LIB2FUNCS_EXCLUDE.
	* Makefile.in (LIB2FUNCS_EXCLUDE, SFP_MACHINE): New.
	(libgcc.mk): Pass LIB2FUNCS_EXCLUDE.
	(LIBGCC_DEPS): Add $(SFP_MACHINE).
	* config.gcc: Use rs6000/t-fprules-fpbit or
	rs6000/t-fprules-softfp and soft-fp/t-softfp together with
	rs6000/t-fprules.
	* config/rs6000/sfp-machine.h: New.  Based on glibc.
	* config/rs6000/t-fprules-fpbit, config/rs6000/t-fprules-softfp:
	New.
	* config/rs6000/t-fprules: Remove fp-bit rules.
	* config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Use +=.
	* config/rs6000/t-linux64: Likewise.  Remove duplicates from
	LIB2FUNCS_EXTRA.  Remove fp-bit rules.
	(softfp_wrap_start, softfp_wrap_end): New.

From-SVN: r113056

From-SVN: r113054

fortran/

	* parse.c (next_free): Use consistent error string between
	free-form and fixed-form for illegal statement label of zero.
	(next_fixed): Use consistent warning string between free-form
	and fixed-form for statement labels for empty statements.

testsuite/

	* gfortran.dg/label_1.f90: Adjust dg-error.

From-SVN: r113053

From-SVN: r113048

From-SVN: r113047

* config/sh/t-symbian: Add rule to build sh-c.o
* config/sh/symbian.c (sh_symbian_mark_dllexport): Replace use
  of DECL_NON_ADDR_CONST_P with DECL_DLLIMPORT_P.
  (sh_symbian_encode_section_info): Likewise.

From-SVN: r113042

2006-04-18  Andreas Krebbel  <krebbel1@de.ibm.com>

	* builtins.c (expand_builtin_strcmp): Cover label definition of 
	do_libcall with HAVE_cmpstrnsi.

From-SVN: r113039

2006-04-18  Paolo Carlini  <pcarlini@suse.de>

	* docs/html/faq/index.html ([5.5]): Adjust to mention function
	objects and reference_wrapper; minor tweaks.
	* docs/html/faq/index.txt: Regenerate.

From-SVN: r113031

	* function.c (temp_slots_at_level, max_slot_level): Use VEC
	instead of VARRAY.
	* function.h (temp_slot_p): New.
	(function): Change the type of x_used_temp_slots to
	VEC(temp_slot_p,gc) *.

From-SVN: r113029

From-SVN: r113028

From-SVN: r113027

re PR target/27117 (SH backend cheats to reload -- disables indexed addressing but uses it internally)

2006-04-18  Paolo Bonzini  <bonzini@gnu.org>

        PR target/27117

	Partial revert of revision 112637
	2006-04-03  Paolo Bonzini  <bonzini@gnu.org>
		    Dale Johannesen  <dalej@apple.com>

	PR target/19653
	* regclass.c (struct reg_pref): Update documentation.
	(regclass): Set prefclass to NO_REGS if memory is the best option.
	(record_reg_classes): Cope with a prefclass set to NO_REGS.

From-SVN: r113026

2006-04-18  Paolo Bonzini  <bonzini@gnu.org>

        PR tree-optimization/26821
        * tree-ssa-math-opts.c (get_constant_one): New.
        (insert_reciprocals): Use it.

From-SVN: r113025

From-SVN: r113022

	PR libgcj/27171:
	* testsuite/libjava.lang/pr27171.java: New file.
	* testsuite/libjava.lang/pr27171.out: New file.
	* gnu/gcj/convert/Output_UTF8.java (havePendingBytes): Return
	true if we've seen a high surrogate.
	(write): Handle high surrogates at the end of the stream.
	Properly emit isolated low surrogates.

From-SVN: r113013

	* dwarf2out.c (free_AT): Delete.
	(remove_AT): Update string ref counts.
	(remove_child_TAG): Don't call free_die.
	(free_die): Delete.
	(break_out_includes): Don't call free_die on DW_TAG_GNU_BINCL
	or DW_TAG_GNU_EINCL.
	(prune_unused_types_walk_attribs): Reset string refcounts.
	(prune_unused_types_update_strings): New.
	(prune_unused_types_prune): Don't make unnecessary stores.  Don't
	call free_die.  Do call prune_unused_types_update_strings.
	(prune_unused_types): Empty debug_str_hash.

From-SVN: r113012

2006-04-17  Andreas Tobler  <a.tobler@schweiz.ch>

	* testsuite/libjava.lang/stringconst2.java: Print a stack trace in case
	of failure.

From-SVN: r113011

	PR c++/26114, c++/26115
	* typeck.c (cxx_mark_addressable): Restore check for extra_warnings.
	* class.c (check_field_decls): Ditto.

From-SVN: r113010

expr.c (expand_assignment): Optimize away no-op moves where the source and destination are equal and have...


	* expr.c (expand_assignment): Optimize away no-op moves where the
	source and destination are equal and have no side-effects.

From-SVN: r113009

From-SVN: r113008

2006-04-17  Richard Guenther  <rguenther@suse.de>

	PR target/26826
	* reload.c (push_reload): Guard calls to get_secondary_mem
	for memory subregs.

From-SVN: r113007

	* cgraph.h (cgraph_edge_p): New.
	Update the prototype of cgraph_function_versioning.
	* cgraphunit.c (cgraph_copy_node_for_versioning,
	cgraph_function_versioning): Use VEC instead of VARRAY.
	* ipa-cp.c (ipcp_insert_stage): Likewise.

From-SVN: r113006

	* alias.c (alias_sets): Change the type to
	VEC(alias_set_entry,gc) *.
	(get_alias_set_entry, new_alias_set, record_alias_subset): Use
	VEC instead of VARRAY.
	(last_alias_set): Remove.

From-SVN: r113005

	* alias.c (reg_base_value, old_reg_base_value): Change the
	type to VEC(rtx,gc) *.
	(REG_BASE_VALUE, find_base_value, record_set,
	init_alias_analysis): Use VEC instead of VARRAY.

From-SVN: r113004

	PR target/26961
	* fold-const.c (fold_ternary): When converting "A ? B : C" into either
	"A op B" or "A op C", we may need to convert A to the type of B and C.

	* gcc.dg/fold-cond-1.c: New test case.
	* gcc.dg/pr26961-1.c: Likewise.

From-SVN: r113001

2006-04-16  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/27138
	* gfortran.dg/read_bad_advance.f90: New test.

From-SVN: r113000

2006-04-14  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/27138
	* io/list_read.c (eat_line): New function.
	(parse_repeat): Use new function and free_saved.
	(read_logical): Same.
	(read_integer): Use new function.
	(parse_real): Use nml_bad_return and new function.
	(read_complex): Use new function and free_saved.
	(read_real): Same.

From-SVN: r112999

	* target.h (struct gcc_target): Add mode_rep_extended.
	* rtlanal.c (num_sign_bit_copies_in_rep): New global.
	(init_num_sign_bit_copies_in_rep): Initialize it using
	mode_rep_extended.
	(truncate_to_mode): Use it.
	(init_rtlanal): Call init_num_sign_bit_copies_in_rep.
	* targhooks.h (default_mode_rep_extended): Declare it.
	* targhooks.c (default_mode_rep_extended): Define it.
	* target-def.h (TARGET_MODE_REP_EXTENDED): New macro.  Default to
	default_mode_rep_extended.
	(TARGET_INITIALIZER): Include it.
	* doc/tm.texi (Misc): Document it.
	* config/mips/mips.c (TARGET_TRUNCATED_TO_MODE): Override it.
	(mips_truncated_to_mode): New function.

From-SVN: r112998

From-SVN: r112995

	PR middle-end/25474
	* expr.c (compress_float_constant): Copy the narrow constant into
	a new pseudo before extending it to its final width.

From-SVN: r112991

re PR target/24076 ((vector char){x, x, x, x, x, x, x, x, x, x, x, x, x, x, x, x} code gen is not that good)

2006-04-15  Roger Sayle  <roger@eyesopen.com>
	    Andrew Pinski  <pinskia@gcc.gnu.org>
	    Dale Johannesen  <dalej@apple.com>

	PR target/24076
	* config/i386/i386.c (ix86_expand_vector_init_duplicate): Add
	special case code to implement V8HImode and V16QImode with SSE2.

	* gcc.target/i386/vecinit-3.c: New testcase.
	* gcc.target/i386/vecinit-4.c: Likewise.
	* gcc.target/i386/sse-18.c: Likewise.
	* gcc.target/i386/sse-19.c: Likewise.


Co-Authored-By: Andrew Pinski <pinskia@gcc.gnu.org>
Co-Authored-By: Dale Johannesen <dalej@apple.com>

From-SVN: r112990

2006-04-16  Thomas Koenig  <Thomas.Koenig@online.de>

	PR fortran/26017
	* trans-array.c(gfc_array_init_size):  Introduce or_expr
	which is true if the size along any dimension
	is negative.  Create a temporary variable with base
	name size.  If or_expr is true, set the temporary to 0,
	to the normal size otherwise.

2006-04-16  Thomas Koenig  <Thomas.Koenig@online.de>

        * gfortran.dg/allocate_zerosize_1.f90:  New test.

From-SVN: r112988

	PR c++/26365
	* typeck.c (finish_class_member_access_expr): Robustify
	PR c++/26365
	* g++.dg/template/crash45.C: New test.

From-SVN: r112986

2006-04-16  Paolo Carlini  <pcarlini@suse.de>

	PR libstdc++/6702 (again)
	* acinclude.m4 (GLIBCXX_ENABLE_C99): Don't check non-C99
	wchar_t functions...
	(GLIBCXX_ENABLE_WCHAR_T): ... do that here.
	* configure.ac: Adjust order of checks.
	* configure: Regenerate.

From-SVN: r112983