+2009-10-02 Neil Vachharajani <nvachhar@google.com>
+
+ * gcov-io.c (gcov_open): Open files read-only when MODE < 0
+
+2009-10-02 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (divmod<mode>4) Macroize expander from
+ divmoddi4, divmodsi4 and divmodhi4 patterns using SWI248 macro.
+ (*divmod<mode>4): Macroize insn_and_split pattern from
+ *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
+ and their corresponding splitters usign SWI248 macro. Split SImode
+ insn to generate cltd and DImode insn to generate cqto instead of
+ move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
+ (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
+ (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
+ *divmodsi_noext patterns using SWI248 macro.
+ (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
+ udivmodhi4 patterns using SWI248 macro.
+ (*udivmod<mode>4): Macroize insn_and_split pattern from
+ *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
+ corresponding splitters using SWI248 macro.
+ (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
+ *udivmodsi4_noext and *udivmodhi_noext patterns using SWI248 macro.
+
+2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
+
+ * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
+ of zero-sized element is zero-sized regardless of its extent.
+
+2009-10-02 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/40521
+ * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
+ * configure: Regenerated.
+ * config.in: Regenerated.
+ * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
+ !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
+ (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
+ not emitting .eh_frame, emit .cfi_sections .debug_frame
+ directive.
+
+ PR debug/41404
+ PR debug/41353
+ * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
+ CONST_STRING if STRING_CST contains embedded '\0's or doesn't end with
+ '\0'.
+ (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
+ vars use DECL_RTL with resetting it back to NULL afterwards.
+ * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
+ rtx_equal_p instead of asserting it is a SYMBOL_REF.
+ (value_format): For dw_val_class_addr only use DW_FORM_addr if
+ the attribute type allows it, otherwise use DW_FORM_dataN.
+ (mem_loc_descriptor): Handle CONST_STRING.
+ (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
+ Handle MEM with CONST_STRING address using add_AT_string.
+ (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
+ CONST_STRING for const arrays initialized with a string literal.
+ (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
+ (dwarf2out_finish): Call resolve_addr.
+
+2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
+ Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
+
+2009-10-02 Nick Clifton <nickc@redhat.com>
+
+ * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
+ (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
+
+2009-10-01 Jan Hubicka <jh@suse.cz>
+
+ * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
+ (cgraph_create_virtual_clone): Just pass redirect_callers
+ around.
+ * cgraph.h (cgraph_clone_node): Update prototype.
+ * ipa-pure-const.c (self_recursive_p): New function.
+ (propagate): Use it.
+ * ipa-inline.c (cgraph_clone_inlined_nodes,
+ cgraph_decide_recursive_inlining): Update.
+
+2009-10-01 David Daney <ddaney@caviumnetworks.com>
+
+ * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
+ instructions for TARGET_OCTEON.
+
+2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
+
+ * config/arm/arm.c (arm_override_options): Turn off
+ flag_dwarf2_cfi_asm for AAPCS variants.
+
+2009-10-01 Martin Jambor <mjambor@suse.cz>
+
+ PR middle-end/12392
+ * tree-sra.c (convert_callers): Do not call
+ compute_inline_parameters on one caller more than once.
+
+2009-10-01 Nick Clifton <nickc@redhat.com>
+
+ * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
+ an empty string if not already defined.
+
+2009-10-01 Martin Jambor <mjambor@suse.cz>
+
+ PR bootstrap/41395
+ * tree-sra.c (is_va_list_type): New function.
+ (find_var_candidates): Call is_va_list_type.
+ (find_param_candidates): Check that the type or the type pointed
+ to are not va_list types.
+
+2009-10-01 Martin Jambor <mjambor@suse.cz>
+
+ PR c++/41503
+ * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
+ DECL_ARTIFICIAL (param_decl) is true.
+
+2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
+
+ * tree.h (tree_decl_common::lang_flag_8): New.
+ * c-common.c (c_common_reswords): Include "constexpr" as C++0x
+ keyword.
+ * c-common.h (RID_CONSTEXPR): New.
+
+2009-09-30 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
+ Use ref-all pointers.
+ (alpha_gimplify_va_arg): Ditto.
+
+2009-09-30 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/41279
+ * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
+ before insn counting loop now that BB_END (bb) is counted. Ensure
+ the return value isn't zero.
+
+2009-09-30 Nick Clifton <nickc@redhat.com>
+
+ * config.gcc (sh-symbianelf): Replace definition of extra_objs
+ with separate definitions of c_target_objs and cxx_target_objs.
+ * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
+ and symbian-base.o.
+ * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
+ sh_symbian_import_export_class.
+ * config/sh/sh-protos.h: Fix names of exported symbian functions.
+ * config/sh/symbian.c: Delete, moving code into...
+ * config/sh/symbian-base.c: ... here
+ * config/sh/symbian-c.c: ... and here
+ * config/sh/symbian-cxx.c: ... and here.
+
+2009-09-30 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/22093
+ * config/alpha/alpha.md (unaligned_storehi_be): Force operand
+ of plus RTX into register.
+
+2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * doc/install.texi: Linguistic and markup fixes.
+ (Configuration) <--disable-cpp>: Remove description.
+ <--enable-maintainer-mode>: Autotools files are affected, too.
+ <--with-sysroot>: Improve description.
+ (Building): Bump required GNU make version.
+
+2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
+
+ * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
+ (x86_64-*-*): Ditto.
+
+ * config/i386/fma4intrin.h: New file, provide common x86 compiler
+ intrinisics for FMA4.
+ * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
+ * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
+ Add FMA4 check and fma4intrin.h.
+ * config/i386/i386-c.c(ix86_target_macros_internal): Check
+ ISA_FLAG for FMA4.
+ * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
+ * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
+ constant for FMA4 support.
+ (UNSPEC_FMA4_FMADDSUB): Ditto.
+ (UNSPEC_FMA4_FMSUBADD): Ditto.
+ * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
+ * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
+ (ix86_expand_fma4_multiple_memory): Ditto.
+ * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
+ (OPTION_MASK_ISA_FMA4_UNSET): New.
+ (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
+ (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
+ (ix86_handle_option): Handle -mfma4.
+ (isa_opts): Handle -mfma4.
+ (enum pta_flags): Add PTA_FMA4.
+ (override_options): Add FMA4 support.
+ (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
+ (IX86_BUILTIN_VFMADDSD): Ditto.
+ (IX86_BUILTIN_VFMADDPS): Ditto.
+ (IX86_BUILTIN_VFMADDPD): Ditto.
+ (IX86_BUILTIN_VFMSUBSS): Ditto.
+ (IX86_BUILTIN_VFMSUBSD): Ditto.
+ (IX86_BUILTIN_VFMSUBPS): Ditto.
+ (IX86_BUILTIN_VFMSUBPD): Ditto.
+ (IX86_BUILTIN_VFMADDSUBPS): Ditto.
+ (IX86_BUILTIN_VFMADDSUBPD): Ditto.
+ (IX86_BUILTIN_VFMSUBADDPS): Ditto.
+ (IX86_BUILTIN_VFMSUBADDPD): Ditto.
+ (IX86_BUILTIN_VFNMADDSS): Ditto.
+ (IX86_BUILTIN_VFNMADDSD): Ditto.
+ (IX86_BUILTIN_VFNMADDPS): Ditto.
+ (IX86_BUILTIN_VFNMADDPD): Ditto.
+ (IX86_BUILTIN_VFNMSUBSS): Ditto.
+ (IX86_BUILTIN_VFNMSUBSD): Ditto.
+ (IX86_BUILTIN_VFNMSUBPS): Ditto.
+ (IX86_BUILTIN_VFNMSUBPD): Ditto.
+ (IX86_BUILTIN_VFMADDPS256): Ditto.
+ (IX86_BUILTIN_VFMADDPD256): Ditto.
+ (IX86_BUILTIN_VFMSUBPS256): Ditto.
+ (IX86_BUILTIN_VFMSUBPD256): Ditto.
+ (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
+ (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
+ (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
+ (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
+ (IX86_BUILTIN_VFNMADDPS256): Ditto.
+ (IX86_BUILTIN_VFNMADDPD256): Ditto.
+ (IX86_BUILTIN_VFNMSUBPS256): Ditto.
+ (IX86_BUILTIN_VFNMSUBPD256): Ditto.
+ (enum multi_arg_type): New enum for describing the various FMA4
+ intrinsic argument types.
+ (bdesc_multi_arg): New table for FMA4 intrinsics.
+ (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
+ (ix86_expand_multi_arg_builtin): New function for creating FMA4
+ intrinsics.
+ (ix86_expand_builtin): Add FMA4 intrinsic support.
+ (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
+ operand instructions.
+ (ix86_expand_fma4_multiple_memory): New function to split the
+ second memory reference from FMA4 instructions.
+ * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
+ (ssemodesuffixf2s): Ditto.
+ (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
+ instructions.
+ (fma4_fmsub<mode>4): Ditto.
+ (fma4_fnmadd<mode>4): Ditto.
+ (fma4_fnmsub<mode>4): Ditto.
+ (fma4_vmfmadd<mode>4): Ditto.
+ (fma4_vmfmsub<mode>4): Ditto.
+ (fma4_vmfnmadd<mode>4): Ditto.
+ (fma4_vmfnmsub<mode>4): Ditto.
+ (fma4_fmadd<mode>4256): Ditto.
+ (fma4_fmsub<mode>4256): Ditto.
+ (fma4_fnmadd<mode>4256): Ditto.
+ (fma4_fnmsub<mode>4256): Ditto.
+ (fma4_fmaddsubv8sf4): Ditto.
+ (fma4_fmaddsubv4sf4): Ditto.
+ (fma4_fmaddsubv4df4): Ditto.
+ (fma4_fmaddsubv2df4): Ditto.
+ (fma4_fmsubaddv8sf4): Ditto.
+ (fma4_fmsubaddv4sf4): Ditto.
+ (fma4_fmsubaddv4df4): Ditto.
+ (fma4_fmsubaddv2df4): Ditto.
+ (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
+ instructions for intrinsics.
+ (fma4i_fmsub<mode>4): Ditto.
+ (fma4i_fnmadd<mode>4): Ditto.
+ (fma4i_fnmsub<mode>4): Ditto.
+ (fma4i_vmfmadd<mode>4): Ditto.
+ (fma4i_vmfmsub<mode>4): Ditto.
+ (fma4i_vmfnmadd<mode>4): Ditto.
+ (fma4i_vmfnmsub<mode>4): Ditto.
+ (fma4i_fmadd<mode>4256): Ditto.
+ (fma4i_fmsub<mode>4256): Ditto.
+ (fma4i_fnmadd<mode>4256): Ditto.
+ (fma4i_fnmsub<mode>4256): Ditto.
+ (fma4i_fmaddsubv8sf4): Ditto.
+ (fma4i_fmaddsubv4sf4): Ditto.
+ (fma4i_fmaddsubv4df4): Ditto.
+ (fma4i_fmaddsubv2df4): Ditto.
+ (fma4i_fmsubaddv8sf4): Ditto.
+ (fma4i_fmsubaddv4sf4): Ditto.
+ (fma4i_fmsubaddv4df4): Ditto.
+ (fma4i_fmsubaddv2df4): Ditto.
+
+ * doc/invoke.texi (-mfma4): Add documentation.
+ * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
+
+2009-09-29 Richard Henderson <rth@redhat.com>
+
+ * tree-eh.c (unsplit_eh): Do not unsplit if there's already
+ an edge to the new destination block.
+
+2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR target/41393
+ * pa.c (hppa_profile_hook): Use
+ make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
+
+2009-09-29 Steve Ellcey <sje@cup.hp.com>
+ Alexander Monakov <amonakov@ispras.ru>
+
+ PR target/41365
+ * config/ia64/predicates.md (not_postinc_destination_operand): New.
+ (not_postinc_memory_operand): New.
+ (not_postinc_move_operand): New.
+ * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
+ (*cmovsi_internal): Ditto.
+
+2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
+
+ * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
+ restrict issue_rate in first pass when scheduling for register
+ pressure.
+
+2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
+ Rafael Avila de Espindola <espindola@google.com>
+
+ * gengtype.c (plugin_output): New.
+ (get_output_file_with_visibility): Return plugin_output for plugins.
+ (main): Parse and use the -P option.
+ * gty.texi: Update the command line format.
+
+2009-09-29 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/41438
+ * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
+ functions.
+ (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
+ out if !const_ok_for_output.
+
+ PR debug/41474
+ * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
+ case VAR_LOCATION>: Remove gcc_unreachable ().
+
+2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
+
+ * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
+ (x86_64-*-*): Ditto.
+ * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
+ back to smmintrin.h.
+ * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
+ * config/i386/x86intrin.h: Remove SSE5.
+ * config/i386/mmintrin-common.h: Delete file.
+ * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
+
+2009-09-29 Richard Guenther <rguenther@suse.de>
+
+ * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
+ resulting from stack temporaries on STRICT_ALIGNMENT targets.
+
+2009-09-29 Nick Clifton <nickc@redhat.com>
+
+ * function.c (current_function_name): If there is no current
+ function just return "<none>".
+
+2009-09-28 Sriraman Tallam <tmsriram@google.com>
+
+ * tree-pass.h (register_pass_info): New structure.
+ (pass_positioning_ops): Move enum from gcc-plugin.h.
+ (register_pass): New function.
+ * gcc-plugin.h (plugin_pass): Delete structure.
+ (pass_positioning_ops): Delete enum.
+ * plugin.c (regsiter_pass): Delete function.
+ (position_pass): Delete function.
+ (added_pass_nodes): Delete variable.
+ (prev_added_pass_nodes): Delete variable.
+ (pass_list_node): Delete structure.
+ * passes.c (make_pass_instance): New function.
+ (next_pass_1): Change to call make_pass_instance.
+ (pass_list_node): Move structure from gcc-plugin.h.
+ (added_pass_nodes): Move variable from plugin.c.
+ (prev_added_pass_nodes): Move variable from plugin.c.
+ (position_pass): New function.
+ (register_pass): New function.
+
+2009-09-28 Easwaran Raman <eraman@google.com>
+
+ * ifcvt.c (noce_try_abs): Recognize pattern and call
+ expand_one_cmpl_abs_nojump.
+ * optabs.c (expand_one_cmpl_abs_nojump): New function.
+ * optabs.h (expand_one_cmpl_abs_nojump): Declare.
+
+2009-09-28 Ian Lance Taylor <iant@google.com>
+
+ PR middle-end/40500
+ * c-opts.c (c_common_handle_option): Don't set
+ warn_jump_misses_init for -Wall.
+ * doc/invoke.texi (Warning Options): Update documentation.
+
+2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * Makefile.in ($(out_object_file)): Depend on
+ gt-$(basename $(notdir $(out_file))).h.
+
+2009-09-28 Richard Henderson <rth@redhat.com>
+
+ * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
+ * except.c (gen_eh_region): Set it.
+ (duplicate_eh_regions_1): Copy it.
+ * tree-eh.c (lower_resx): Use it to determine which function
+ to call to resume.
+
+ * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
+ * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
+ * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
+ * tree.c (build_common_builtin_nodes): Remove parameter. Build
+ BUILT_IN_CXA_END_CLEANUP if necessary.
+
+ * c-common.c (c_define_builtins): Update call to
+ build_common_builtin_nodes.
+
+2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
+
+2009-09-28 Michael Matz <matz@suse.de>
+
+ * builtins.c (interclass_mathfn_icode): New helper.
+ (expand_builtin_interclass_mathfn): Use it here, and split folding
+ into ...
+ (fold_builtin_interclass_mathfn): ... this new folder.
+ (build_call_nofold_loc): New static helper.
+ (build_call_nofold): New wrapper macro for above.
+ (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
+ (expand_builtin_pow): Ditto.
+ (expand_builtin_memset_args): Ditto.
+ (expand_builtin_printf): Ditto.
+ (expand_builtin_fprintf): Ditto.
+ (expand_builtin_sprintf): Ditto.
+ (expand_builtin_memory_chk): Ditto.
+ (expand_builtin_mempcpy_args): Ditto and don't call folders.
+ (expand_builtin_stpcpy): Ditto.
+ (expand_builtin_strcmp): Ditto.
+ (expand_builtin_strncmp): Ditto.
+ (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
+ (expand_builtin_strcpy_args): Don't call folders.
+ (expand_builtin_memcmp): Ditto.
+ (expand_builtin_strncpy): Ditto, and use target.
+ (expand_builtin_memcpy): Ditto.
+ (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
+ expand_builtin_strpbrk, expand_builtin_memmove,
+ expand_builtin_memmove_args, expand_builtin_bcopy,
+ expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
+ expand_builtin_strspn, expand_builtin_strcspn,
+ expand_builtin_fputs): Remove these.
+ (expand_builtin): Don't call the above, change calls to other
+ expanders that changed prototype.
+ (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
+ (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
+ fold_builtin_interclass_mathfn.
+ (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
+ (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
+
+ * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
+ * passes.c (init_optimization_passes): Move pass_fold_builtins
+ after last phiopt pass.
+ * tree-inline.c (fold_marked_statements): When folding builtins
+ iterate over all instruction potentially generated.
+ * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
+ earlier.
+ (fold_gimple_call): Use it to always fold calls (into potentially
+ multiple instructions).
+ * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
+ calls into zero at this time.
+ * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
+ statements generated by builtin folding.
+
2009-09-28 Nick Clifton <nickc@redhat.com>
* config/m32r/m32r.c (m32r_is_insn): Return false for debugging
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