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gnu / gcc / 38c29cbea3de335f5d0af1e2175285ab4c73815b / . / gcc / ChangeLog
blob: 28b13ccbe9bc281c39194583887f081d09678f6f [file] [log] [blame]
2008-08-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* real.h (struct real_format): New member round_towards_zero.
* real.c (round_for_format): Respect fmt->round_towards_zero.
(ieee_single_format, mips_single_format, motorola_single_format,
spu_single_format, ieee_double_format, mips_double_format,
motorola_double_format, ieee_extended_motorola_format,
ieee_extended_intel_96_format, ieee_extended_intel_128_format,
ieee_extended_intel_96_round_53_format, ibm_extended_format,
mips_extended_format, ieee_quad_format, mips_quad_format,
vax_f_format, vax_d_format, vax_g_format): Initialize it.
* config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
* builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
real_format to choose rounding mode when calling MPFR functions.
(do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
(do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
* real.h (real_to_decimal_for_mode): Add prototype.
* real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
Respect target rounding mode when generating decimal representation.
(real_to_decimal): New stub for backwards compatibility.
* c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
real_to_decimal_for_mode instead of real_to_decimal.
* config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
* config/spu/float_disf.c: New file.
* config/spu/float_unsdisf.c: New file.
* config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
(LIB2FUNCS_EXCLUDE): Define.
2008-08-19 Jakub Jelinek <jakub@redhat.com>
PR debug/37156
* pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
* tree.c (block_nonartificial_location): Likewise.
2008-08-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* real.c (spu_single_format): New variable.
* real.h (spu_single_format): Declare.
* config/spu/spu.c (spu_override_options): Install SFmode format.
(spu_split_immediate): Use integer mode to operate on pieces of
floating-point values in all cases.
* config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
* config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
(detect_processor_freebsd): Likewise.
(host_detect_local_cpu): Call newly added functions for FreeBSD.
2008-08-18 Andreas Krebbel <krebbel1@de.ibm.com>
* reload.c (find_reloads): Force constants into literal pool
also if they are wrapped in a SUBREG.
2008-08-17 Christophe Saout <christophe@saout.de>
Uros Bizjak <ubizjak@gmail.com>
PR target/37101
* config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
(*vec_concatv2di_rex64_sse): Ditto.
2008-08-14 Jakub Jelinek <jakub@redhat.com>
PR middle-end/37103
* fold-const.c (fold_widened_comparison): Do not allow
sign changes that change the result even if shorter type
is wider than arg1_unw's type.
2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
__PPU__ when targeting the Cell/B.E. PPU processor.
2008-08-12 Jakub Jelinek <jakub@redhat.com>
PR middle-end/37014
* expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
and TRUTH_ORIF_EXPR.
* dojump.c (do_jump): Likewise.
2008-08-12 Aldy Hernandez <aldyh@redhat.com>
PR c/35746
* gimplify.c (gimplify_expr): Do not convert MODIFY_EXPR to
GIMPLE_MODIFY_STMT upon GS_ERROR.
2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
2008-08-12 Jakub Jelinek <jakub@redhat.com>
PR c++/36688
* gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
on the VAR_DECL instead of TYPE_READONLY on its type.
2008-08-11 Michael Matz <matz@suse.de>
PR target/36613
* reload.c (push_reload): Merge in,out,in_reg,out_reg members
for reused reload, instead of overwriting them.
2008-08-11 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/36998
* dwarf2out.c (compute_barrier_args_size_1,
compute_barrier_args_size): Temporarily remove assertions.
2008-08-07 Richard Guenther <rguenther@suse.de>
PR middle-end/37042
* tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
pointers can access anything.
2008-08-06 Aldy Hernandez <aldyh@redhat.com>
PR middle-end/35432
* gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
if want_value.
2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
Backport from mainline:
2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
PR target/35659
* haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
* sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
Don't allow predicated instructions for data speculation.
* sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
declaration.
2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
Backport from mainline:
2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
* haifa-sched.c (extend_global): Split to extend_global_data and
extend_region_data. Update all uses.
(extend_all): Rename to extend_block_data.
2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
Backport from mainline:
2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
* sched-rgn.c (new_ready): Check if instruction can be
speculatively scheduled before attempting speculation.
(debug_rgn_dependencies): Remove wrongful assert.
2008-08-05 Jason Merrill <jason@redhat.com>
PR c++/37016
* tree-ssa.c (useless_type_conversion_p_1): Call langhook
if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
Reword some comments throughout the file.
(MFC_MIN_DMA_LIST_ELEMENTS): New define.
(MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
(MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
(MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
(MFC_START_ENABLE): Remove PPU-only define.
(MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
(MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
(MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
(MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
(MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
(MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
(MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
(MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
(MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
(MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
(MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
(mfc_sdcrt, mfc_sdcrtst): Likewise.
(mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
(spu_read_machine_status): Fix typo.
2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
SUBREG of multi-word hard register.
* config/spu/spu.c (valid_subreg): Likewise.
(adjust_operand): Handle SUBREGs of multi-word hard registers.
2008-08-05 Richard Guenther <rguenther@suse.de>
PR middle-end/37026
* gimplify.c (gimplify_init_constructor): Do not call
tree_to_gimple_tuple with NULL_TREE.
2008-08-04 Richard Guenther <rguenther@suse.de>
PR middle-end/36691
* tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
check for no_overflow.
2008-08-01 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
for labels for which it hasn't been set yet. If it has been set,
stop walking insns and continue with next worklist item.
(dwarf2out_stack_adjust): Don't call compute_barrier_args_size
if the only BARRIER is at the very end of a function.
PR tree-optimization/36991
* gimplify.c (gimplify_init_constructor): Call tree_to_gimple_tuple
on expr_p before appending it to pre_p.
2008-08-01 Paolo Bonzini <bonzini@gnu.org>
Backport from mainline:
2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
PR rtl-optimization/35542
* fwprop.c (forward_propagate_and_simplify): Replace
loc_reg_mentioned_in_p with reg_mentioned_p.
2008-08-01 Paolo Bonzini <bonzini@gnu.org>
PR bootstrap/35752
* Makefile.in (objdir): Set it here.
* configure.ac: Not here. Find dynamic linker characteristics.
* exec-tool.in: Use them.
* aclocal.m4: Regenerate.
* configure: Regenerate.
2008-08-01 Alexandre Oliva <aoliva@redhat.com>
* fwprop.c (PR_HANDLE_MEM): Remove trailing comma in enum.
2008-07-31 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/36419
* dwarf2out.c (barrier_args_size): New variable.
(compute_barrier_args_size, compute_barrier_args_size_1): New
functions.
(dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
if not called yet in the current function, use barrier_args_size
array to find the new args_size value.
(dwarf2out_frame_debug): Free and clear barrier_args_size.
PR debug/36278
* dwarf2out.c (get_context_die): New function.
(force_decl_die, force_type_die): Use it.
(dwarf2out_imported_module_or_decl): Likewise. If base_type_die
returns NULL, force generation of DW_TAG_typedef and put that into
DW_AT_import.
PR preprocessor/36649
* c-pch.c (c_common_read_pch): Save and restore
line_table->trace_includes across PCH restore.
2008-07-30 Andreas Schwab <schwab@suse.de>
PR rtl-optimization/36929
* dse.c (replace_inc_dec): Use emit_insn_before instead of
add_insn_before and fix argument order.
(replace_inc_dec_mem): Handle NULL rtx.
2008-07-30 Olivier Hainque <hainque@adacore.com>
* config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
* config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
__dso_handle explicitly here.
2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
PR tree-optimization/36830
* tree-vn.c (expressions_equal_p): Return false if only one operand
is null.
2008-07-25 Joseph Myers <joseph@codesourcery.com>
* config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
movv2si_internal): Add mem = reg alternative.
2008-07-23 Ian Lance Taylor <iant@google.com>
* tree-vrp.c (infer_value_range): Ignore asm statements when
looking for memory accesses for -fdelete-null-pointer-checks.
2008-07-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/spu/spu.md ("div<mode>3"): Convert into expander, move
original insn and splitter contents into ...
("*div<mode>3_fast"): ... this new pattern. Enable only if
flag_unsafe_math_optimizations. Add dummy scratch register.
("*div<mode>3_adjusted"): New insn and splitter. Enable only if
!flag_unsafe_math_optimizations. Returns number with next
highest magnitude if this is still less or equal to the true
quotient in magnitude.
2008-07-19 Jakub Jelinek <jakub@redhat.com>
PR middle-end/36877
* omp-low.c (expand_omp_atomic_fetch_op): Make sure the
return value of the builtin is ignored.
2008-07-19 Joseph Myers <joseph@codesourcery.com>
PR target/36780
PR target/36827
* reload.c (find_reloads_subreg_address): Only reload address if
reloaded == 0, not for reloaded != 1.
Revert:
2008-07-16 Joseph Myers <joseph@codesourcery.com>
* config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
(m32c_legitimate_address_p): Handle "++rii" addresses created by
m32c_legitimize_reload_address.
2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
(plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
2008-07-18 Paolo Bonzini <bonzini@gnu.org>
PR rtl-optimization/35281
* expr.c (convert_move): Use a new pseudo for the intermediate
from_mode->word_mode result.
* fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
(propagate_rtx_1): Handle PR_HANDLE_MEM.
(propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
(varying_mem_p): Move above propagate_rtx.
(all_uses_available_at): Do not check MEMs.
2008-07-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
Backport from mainline:
2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
Sa Liu <saliu@de.ibm.com>
* config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
__modti3, __udivti3, __umodti3 and __udivmodti4.
* config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
that implement TImode mul and div functions.
* config/spu/multi3.c: New. Implement __multi3.
* config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
2008-05-08 Sa Liu <saliu@de.ibm.com>
* config/spu/spu.md: Fixed subti3 pattern.
2008-07-17 Paolo Bonzini <bonzini@gnu.org>
PR rtl-optimization/36753
* fwprop.c (use_killed_between): Don't shortcut
single-definition global registers.
2008-07-16 Joseph Myers <joseph@codesourcery.com>
PR target/36827
* config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
(m32c_legitimate_address_p): Handle "++rii" addresses created by
m32c_legitimize_reload_address.
2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
Backport from mainline:
PR target/36784
2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (split_branches): Pass zero to redirect_jump
as 'delete_unused' argument.
2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
Backport from mainline:
PR target/36782
* config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
2008-07-15 Bob Wilson <bob.wilson@acm.org>
* config/xtensa/libgcc-xtensa.ver: New file.
* config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
2008-07-15 Richard Guenther <rguenther@suse.de>
PR middle-end/36369
* c-common.c (strict_aliasing_warning): Do not warn for
TYPE_REF_CAN_ALIAS_ALL pointers.
(c_common_get_alias_set): may_alias types are not special.
* tree.c (build_pointer_type_for_mode): Look up the may_alias
attribute and set can_ref_all accordingly.
(build_reference_type_for_mode): Likewise.
* doc/extend.texi (may_alias): Clarify.
2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
Backport from mainline:
PR target/36780
* config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
(plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
2008-07-14 Hans-Peter Nilsson <hp@axis.com>
PR target/35492.
* config/cris/cris.md ("*btst"): Remove last alternative
and related part in the condition.
2008-07-13 Richard Guenther <rguenther@suse.de>
PR middle-end/36811
* langhooks.c (lhd_print_error_function): Deal with recursive
BLOCK trees.
2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
* doc/md.texi: Document the MIPS "v" constraint.
* config/mips/mips.h (reg_class): Revert last change.
(REG_CLASS_NAMES): Likewise.
(REG_CLASS_CONTENTS): Likewise.
* config/mips/mips.c (mips_regno_to_class): Likewise.
* config/mips/constraints.md (v): Likewise, but add documentation.
Add a comment to say that this constraint should not be used in
gcc code.
2008-07-11 Eric Botcazou <ebotcazou@adacore.com>
* tree-ssa-pre.c (create_component_ref_by_pieces) <COMPONENT_REF>:
Deal with operand #2 as well.
* tree-ssa-sccvn.c (copy_reference_ops_from_ref) <COMPONENT_REF>:
Likewise.
<ARRAY_REF>: Likewise.
2008-07-10 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/36419
* combine-stack-adj.c (adjust_frame_related_expr): New function.
(combine_stack_adjustments_for_block): Call it if needed. Delete
correct insn.
* dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
DW_CFA_GNU_args_size if CSA pass merged some adjustments into
prologue sp adjustment.
2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
PR target/35802
* config/mips/mips.h (reg_class): Remove V1_REG.
(REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
* config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
instead of V1_REGS.
(mips_get_tp): New function.
(mips_legitimize_tls_address): Use it.
* config/mips/constraints.md (v): Delete.
* config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
(tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
After reload, split into a move and ...
(*tls_get_tp_<mode>_split): ...this new instruction.
2008-07-08 Joseph Myers <joseph@codesourcery.com>
* reload.c (find_reloads_subreg_address): Do not require validity
of address in original mode before reloading address.
2008-07-07 Kaz Kojima <kkojima@gcc.gnu.org>
Backport from mainline:
PR target/36736
2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (sh_secondary_reload): Handle loading a float
constant to fpul.
2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR target/34780
* unwind-pe.h (size_of_encoded_value): add attribute unused.
2008-07-05 Kaz Kojima <kkojima@gcc.gnu.org>
Backport from mainline:
PR target/36684
* config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns
for PIC.
2008-07-04 Alan Modra <amodra@bigpond.net.au>
PR target/36634
* config/rs6000/rs6000.md (call, call_value): Don't arrange for
pic_offset_table_rtx to be marked as used here.
(call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
(call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
(sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
!TARGET_SECURE_PLT.
2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
* tree-flow.h (loop_only_exit_p): Declare.
* tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
* tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
the number of iterations if it is constant. Otherwise, if this is the
only possible exit of the loop, use the conservative estimate on the
number of iterations of the entire loop if available.
2008-07-01 Steve Ellcey <sje@cup.hp.com>
Backport from mainline:
* config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
RFmode constants.
2008-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
PR rtl-optimization/34744
* df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
(df_scan_free_internal): Free data structures not
allocated in storage pools.
(df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
(df_refs_add_to_chains): Use df_scan_free_ref_vec and
df_scan_free_mws_vec.
* dse.c (dse_step6): Free offset_map_p and offset_map_n
unconditionally.
* ifcvt.c (cond_move_process_if_block): Free vectors on false return.
2008-07-01 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/36648
* tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
number of prolog iterations by step. Fix the comment.
2008-06-28 Joseph Myers <joseph@codesourcery.com>
* config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
constants for E500 double.
2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
PR target/34856
* config/spu/spu.c (spu_builtin_splats): Do not generate
invalid CONST_VECTOR expressions.
(spu_expand_vector_init): Likewise.
2008-06-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* targhooks.h (struct gcc_target): New member unwind_word_mode.
(default_unwind_word_mode): Add prototype.
* targhooks.c (default_unwind_word_mode): New function.
(default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
instead of word_mode.
* target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
(TARGET_INITIALIZER): Use it.
* c-common.c (handle_mode_attribute): Support "unwind_word"
mode attribute.
* unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
* except.c (init_eh): Use targetm.unwind_word_mode () instead of
word_mode to access SjLj_Function_Context member "data".
(sjlj_emit_dispatch_table): Likewise. Also, perform type
conversion from targetm.eh_return_filter_mode () to
targetm.unwind_word_mode () if they differ.
* builtin-types.def (BT_UNWINDWORD): New primitive type.
(BT_FN_UNWINDWORD_PTR): New function type.
(BT_FN_WORD_PTR): Remove.
* builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
* except.c (expand_builtin_extend_pointer): Convert pointer to
targetm.unwind_word_mode () instead of word_mode.
* config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
* config/spu/spu.c (spu_eh_return_filter_mode): Remove.
(spu_unwind_word_mode): New function.
(TARGET_EH_RETURN_FILTER_MODE): Do not define.
(TARGET_UNWIND_WORD_MODE): Define.
* config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
2008-06-26 Joseph Myers <joseph@codesourcery.com>
* c-decl.c (merge_decls): Use !current_function_decl to check for
extern declaration of C99 inline function being at file scope.
2008-06-25 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (fieldoff_compare): Make sure to
not overflow the result type.
2008-06-25 Richard Guenther <rguenther@suse.de>
* tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
(vn_lookup): Likewise.
2008-06-25 Hans-Peter Nilsson <hp@axis.com>
* doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
anchor for the type-punning blurb. Cross-reference "Structures
unions enumerations and bit-fields implementation". Provide a
cast-through-pointer example. Make final sentence self-contained.
* doc/implement-c.texi (Structures unions enumerations and
bit-fields implementation): Cross-reference the type-punning blurb
in the -fstrict-aliasing documentation.
2008-06-24 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/36504
* tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
references without base address.
2008-06-24 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (fmodxf3): Change sequence of move instructions.
(fmod<mode>3): Ditto.
(remainderxf3): Ditto.
(remainder<mode>3): Ditto.
2008-06-23 Uros Bizjak <ubizjak@gmail.com>
PR middle-end/36584
* calls.c (expand_call): Increase alignment for recursive functions.
2008-06-23 Jakub Jelinek <jakub@redhat.com>
PR target/36533
* emit-rtl.c (set_reg_attrs_from_value): Do nothing if
REG is a hard register.
PR tree-optimization/36508
* tree-ssa-pre.c (compute_antic): Allow num_iterations up to
499, don't check it at all in release compilers.
2008-06-23 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36519
* tree-ssa-alias.c (mem_sym_score): Count call-clobbered
unpartitionable SFTs in the usual way.
(compute_memory_partitions): Do partition call-clobbered
unpartitionable SFTs, but make sure to partition all other
SFTs of its parent var into the same partition.
2008-06-19 Uros Bizjak <ubizjak@gmail.com>
Ian Lance Taylor <iant@google.com>
PR rtl-optimization/35604
* jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
only want to change jump destinations, not eventual label comparisons.
2008-06-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR documentation/30739
* doc/install.texi (Prerequisites): Document dependency on awk.
2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/spu/spu.c (reg_align): Remove.
(regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
(spu_split_load): Use regno_aligned_for_load instead of reg_align.
(spu_split_store): Likewise.
2008-06-17 Joseph Myers <joseph@codesourcery.com>
* dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
(encode_decimal64, decode_decimal64, encode_decimal128,
decode_decimal128): Reverse order of 32-bit parts of value if host
and target endianness differ.
2008-06-16 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/36493
* tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
the arguments list. Use VECTYPE to create vector pointer.
(vectorizable_store): Fail if accesses through a pointer to vectype
do not alias the original memory reference operands.
Call vect_create_data_ref_ptr without the removed argument.
(vectorizable_load): Likewise.
(vect_setup_realignment): Call vect_create_data_ref_ptr without the
removed argument.
2008-06-15 Anatoly Sokolov <aesok@post.ru>
PR target/36424
* config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
* config/avr/avr.c (avr_hard_regno_rename_ok): New function.
* config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
2008-06-15 Andy Hutchinson <hutchinsonandy@aim.com>
PR target/36336
* config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
reg_equiv_constant.
2008-06-13 Jakub Jelinek <jakub@redhat.com>
PR c/36507
* c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
nested inline functions.
(start_decl, start_function): Don't invert DECL_EXTERNAL
for nested inline functions.
2008-06-13 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36498
* tree-flow-inline.h (var_can_have_subvars): Unions cannot
have subvars.
2008-06-12 Jakub Jelinek <jakub@redhat.com>
PR middle-end/36506
* omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus
warning.
2008-06-12 Richard Guenther <rguenther@suse.de>
Backport from mainline
2008-06-04 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
negative or non-representable offsets.
2008-06-12 Jakub Jelinek <jakub@redhat.com>
PR middle-end/36506
* omp-low.c (expand_omp_sections): Handle #pragma omp sections with
reductions.
2008-06-11 Tom Tromey <tromey@redhat.com>
* c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
debug hook.
2008-06-11 Richard Guenther <rguenther@suse.de>
PR middle-end/35336
* fold-const.c (fold_truthop): Remove code generating
BIT_FIELD_REFs of structure bases.
(fold_binary): Likewise.
(make_bit_field_ref): Remove.
(optimize_bit_field_compare): Remove.
(all_ones_mask_p): Remove.
2008-06-11 Joseph Myers <joseph@codesourcery.com>
* config/arm/arm.c (arm_init_neon_builtins): Move initialization
with function calls after declarations. Lay out
neon_float_type_node before further use.
2008-06-11 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36474
* opts.c (decode_options): Set max-fields-for-field-sensitive
parameter to 100 for -O2, -Os and -O3.
* params.def (max-fields-for-field-sensitive): Set default to zero.
* doc/invoke.texi (max-fields-for-field-sensitive): Document
defaults.
2008-06-10 Joseph Myers <joseph@codesourcery.com>
* config/rs6000/rs6000.c (build_opaque_vector_type): Set
TYPE_CANONICAL for copied element type.
2008-06-09 Michael Meissner <michael.meissner@amd.com>
* config.gcc (i[34567]86-*-*): Put test in quotes to prevent
failure on some Bourne shells.
(x86_64-*-*): Ditto.
2008-06-07 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/34976
* tree-loop-linear.c (try_interchange_loops): Look at size of
caches: don't transform if the smallest stride is larger than
the L2 cache, or if the largest stride multiplied by the number of
iterations is smaller than the L1 cache.
2008-06-07 Uros Bizjak <ubizjak@gmail.com>
Backport from mainline:
2008-05-12 Uros Bizjak <ubizjak@gmail.com>
PR rtl-optimization/36111
* recog.c (validate_replace_rtx_1): Unshare new RTL expression
that was created for swappable operands.
2008-06-07 Andy Hutchinson <hutchinsonandy@aim.com>
PR target/27386
* config/avr/avr.h: (PUSH_ROUNDING): Remove.
PR target/30243
* builtins.c (expand_builtin_signbit): Don't take lowpart when
register is already smaller or equal to required mode.
PR target/34932
* config/avr/avr.md (*addhi3_zero_extend2): Remove.
* config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
2008-06-06 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36291
* tree-flow. h (struct gimple_df): Remove var_anns member.
* tree-flow-inline.h (gimple_var_anns): Remove.
(var_ann): Simplify.
* tree-dfa.c (create_var_ann): Simplify.
(remove_referenced_var): Clear alias info from var_anns of globals.
* tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
(delete_tree_ssa): Clear alias info from var_anns of globals.
Do not free var_anns.
(var_ann_eq): Remove.
(var_ann_hash): Likewise.
2008-06-06 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34244
* fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
(tree_expr_nonzero_warnv_p): Likewise.
* tree-vrp.c (vrp_expr_computes_nonnegative): Call
ssa_name_nonnegative_p.
(vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
(extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
not tree_expr_nonzero_warnv_p.
PR tree-optimization/36262
Revert
2007-11-29 Zdenek Dvorak <ook@ucw.cz>
PR tree-optimization/34244
* tree-vrp.c (adjust_range_with_scev): Clear scev cache.
(record_numbers_of_iterations): New function.
(execute_vrp): Cache the numbers of iterations of loops.
* tree-scalar-evolution.c (scev_reset_except_niters):
New function.
(scev_reset): Use scev_reset_except_niters.
* tree-scalar-evolution.h (scev_reset_except_niters): Declare.
2008-06-06 Joseph Myers <joseph@codesourcery.com>
* config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Only handle
SDmode in registers specially if TARGET_HARD_FLOAT && TARGET_FPRS.
2008-06-06 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/36419
* except.c (expand_resx_expr): Call do_pending_stack_adjust () before
the emitting jump insn.
PR target/36362
* gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
is not bool, boolify the whole *expr_p and convert to the desired type.
* BASE-VER: Set to 4.3.2.
* DEV-PHASE: Set to prerelease.
2008-06-06 Release Manager
* GCC 4.3.1 released.
2008-06-04 Richard Sandiford <rdsandiford@googlemail.com>
* config/mips/mips.c (mips_emit_loadgp): Return early if
there is nothing do to, otherwise emit a blockage if
!TARGET_EXPLICIT_RELOCS || current_function_profile.
* config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
* tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
2008-05-28 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36339
* tree-ssa-alias.c (set_initial_properties): Move pt_anything
and subvariable clobbering code out of the loop.
2008-05-28 Richard Guenther <rguenther@suse.de>
PR middle-end/36300
* fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
2008-05-27 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36339
* tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
pointers cause all addressable variables to be call clobbered.
2008-05-26 Kai Tietz <kai.tietz@onevision.com>
PR target/36321
* config/i386/i386.md (allocate_stack_worker_64): Make sure
argument operand in rax isn't removed.
2008-05-23 Uros Bizjak <ubizjak@gmail.com>
Gerald Pfeifer <gerald@pfeifer.com>
* doc/install.texi (Options specification): Document --enable-cld.
* doc/invoke.texi (Machine Dependent Options)
[i386 and x86-64 Options]: Add -mcld option.
(Intel 386 and AMD x86-64 Options): Document -mcld option.
2008-05-22 David Daney <ddaney@avtrex.com>
* config/mips/mips.md (sync_old_add<mode>, sync_new_add<mode>,
sync_old_<optab><mode>, sync_new_<optab><mode>, sync_old_nand<mode>,
sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
clobber to operand 0.
2008-05-22 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/36293
* tree-vect-transform.c (vect_transform_strided_load): Don't check
if the first load must be skipped because of a gap.
2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
Jan Sjodin <jan.sjodin@amd.com>
PR tree-optimization/36181
Backport from mainline:
* tree-parloops.c (loop_has_vector_phi_nodes): New.
(parallelize_loops): Don't parallelize when the loop has vector
phi nodes.
2008-05-21 Uros Bizjak <ubizjak@gmail.com>
Jakub Jelinek <jakub@redhat.com>
PR target/36079
* configure.ac: Handle --enable-cld.
* configure: Regenerated.
* config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
* config/i386/i386.h (struct machine_function): Add needs_cld field.
(ix86_current_function_needs_cld): New define.
* config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
(cld): New isns pattern.
(strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
* config/i386/i386.opt (mcld): New option.
* config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
TARGET_CLD and ix86_current_function_needs_cld.
(override_options): Use -mcld by default for 32-bit code if
USE_IX86_CLD.
2008-05-20 Richard Guenther <rguenther@suse.de>
Backport from mainline:
2008-05-15 Richard Guenther <rguenther@suse.de>
PR middle-end/36244
* tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
* tree-flow-inline.h (unmodifiable_var_p): Memory tags never
represent unmodifiable vars.
PR tree-optimization/34330
* tree-ssa-alias.c (get_smt_for): Only assert that accesses
through the pointer will alias the SMT.
2008-05-20 Richard Guenther <rguenther@suse.de>
PR tree-optimization/35204
* tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
helper, split out from ...
(DFS): ... here. Make the DFS walk non-recursive.
2008-05-20 Joseph Myers <joseph@codesourcery.com>
* doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
$SOURCEDIR/include.
2008-05-19 Adam Nemet <anemet@caviumnetworks.com>
PR middle-end/36194
* combine.c (check_conversion): Rename to check_promoted_subreg.
Don't call record_truncated_value from here.
(record_truncated_value): Turn it into a for_each_rtx callback.
(record_truncated_values): New function.
(combine_instructions): Call note_uses with
record_truncated_values. Change name of check_conversion to
check_promoted_subreg.
2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
* tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
2008-05-14 Michael Meissner <michael.meissner@amd.com>
Backport from mainline:
PR target/36224
* config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using
unsigned multiply gives the wrong value when doing widening
multiplies.
(vec_widen_smult_lo_v4si): Ditto.
2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
* fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
a BIT_AND_EXPR only for an INTEGER_TYPE.
2008-05-15 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36245
* tree-ssa-address.c (add_to_parts): Deal with non-pointer
bases.
2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
Backport from mainline:
2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
2008-05-14 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/36098
* tree-vect-analyze.c (vect_analyze_group_access): Set the gap
value for the first load in the group in case of a gap.
(vect_build_slp_tree): Check that there are no gaps in loads.
2008-05-13 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.h (machine_function): Add 'is_leaf' field.
* config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
Use 'machine->is_leaf' instead of 'leaf_func_p'.
2008-05-13 Richard Guenther <rguenther@suse.de>
PR middle-end/36227
* fold-const.c (fold_sign_changed_comparison): Do not allow
changes in pointer-ness.
2008-05-12 Hans-Peter Nilsson <hp@axis.com>
Backport from mainline:
2008-04-08 Hans-Peter Nilsson <hp@axis.com>
* config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
and tem2 if tem1 is not a REG or MULT.
2008-05-11 Danny Smith <dannysmith@users.sourceforge.net>
Backport from mainline:
2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
PR target/35661
* config/i386/winnt.c (i386_pe_section_type_flags): Mark
".text.unlikely" section as executable.
2008-05-11 Uros Bizjak <ubizjak@gmail.com>
Backport from mainline:
2008-05-09 Uros Bizjak <ubizjak@gmail.com>
PR tree-optimization/36129
* tree-ssa-ccp.c: Include value-prof.h.
(execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
built-in function was folded to a constant.
* Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
2008-05-09 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36187
* tree-dfa.c (dump_variable): Correct dumping of
SFT_BASE_FOR_COMPONENTS_P.
* tree-ssa-structalias.c (set_uids_in_ptset): Set
SFT_UNPARTITIONABLE_P correctly for the union case.
2008-05-09 Steve Ellcey <sje@cup.hp.com>
Backport from mainline:
2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
PR middle-end/PR28690
* rtlanal.c: Update copyright years.
(commutative_operand_precedence): Give SYMBOL_REF's the same precedence
as REG_POINTER and MEM_POINTER operands.
* emit-rtl.c (gen_reg_rtx_and_attrs): New function.
(set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
* rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
* gcse.c: Update copyright years.
(pre_delete): Call gen_reg_rtx_and_attrs.
(hoist_code): Likewise.
(build_store_vectors): Likewise.
(delete_store): Likewise.
* loop-invariant.c (move_invariant_reg): Likewise.
Update copyright years.
2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
Revert
PR middle-end/PR28690
* rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
same precedence as REG_POINTER and MEM_POINTER operands.
2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
PR middle-end/PR28690
* explow.c (break_out_memory_refs): Use simplify_gen_binary rather
than gen_rtx_fmt_ee to perform more canonicalizations.
2008-05-09 Steve Ellcey <sje@cup.hp.com>
Backport from mainline:
2008-05-08 Steve Ellcey <sje@cup.hp.com>
* stmt.c (expand_stack_restore): Change sa mode if needed.
2008-05-08 David Edelsohn <edelsohn@gnu.org>
PR target/36090
* config/rs6000/rs6000.c (print_operand_address): If the TOC
address RHS contains an offset, output it as well.
PR target/36182
Revert:
2008-05-08 Paolo Bonzini <bonzini@gnu.org>
PR target/36090
* simplify-rtx.c (simplify_plus_minus): Create CONST of
similar RTX_CONST_OBJ before CONST_INT.
2008-05-08 H.J. Lu <hongjiu.lu@intel.com>
Backport from mainline:
2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
PR target/35657
* config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed
to ...
(contains_aligned_value_p): This. Handle _Decimal128.
(ix86_function_arg_boundary): Only align _Decimal128 to its
natural boundary and handle it properly.
2008-05-08 Paolo Bonzini <bonzini@gnu.org>
PR target/36090
* simplify-rtx.c (simplify_plus_minus): Create CONST of
similar RTX_CONST_OBJ before CONST_INT.
2008-05-08 Richard Guenther <rguenther@suse.de>
PR middle-end/36154
* tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
sure to create a representative for trailing arrays for PTA.
2008-05-08 Richard Guenther <rguenther@suse.de>
PR middle-end/36172
* fold-const.c (operand_equal_p): Two objects which types
differ in pointerness are not equal.
2008-05-07 Ian Lance Taylor <iant@google.com>
PR middle-end/36013
* gimplify.c (find_single_pointer_decl_1): Don't look through
indirections.
(find_single_pointer_decl): Adjust comments.
2008-05-07 Jakub Jelinek <jakub@redhat.com>
PR middle-end/36137
* fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
PR middle-end/36106
* omp-low.c (expand_omp_atomic_pipeline): Load value using the
integral type rather than floating point, then VIEW_CONVERT_EXPR
to the floating point type.
2008-05-05 Marius Strobl <marius@FreeBSD.org>
* gthr-posix.h (__gthread_active_p): Use the Solaris implementation
for FreeBSD as well.
* gthr-posix95.h: Likewise.
2008-05-05 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/36119
* tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
in case of SLP.
2008-05-03 Richard Guenther <rguenther@suse.de>
PR middle-end/34973
* opts.c (set_Wstrict_aliasing): Handle the turn-off case.
2008-05-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR bootstrap/35169
* optc-gen.awk: Work around HP-UX/IA awk bug.
2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
PR target/36095
* config/i386/i386.c (bdesc_crc32): Remove OPTION_MASK_ISA_64BIT
from IX86_BUILTIN_CRC32QI. Add OPTION_MASK_ISA_64BIT to
IX86_BUILTIN_CRC32DI.
(ix86_init_mmx_sse_builtins): Add OPTION_MASK_ISA_64BIT to
IX86_BUILTIN_CRC32DI.
* doc/extend.texi: Correct __builtin_ia32_crc32di.
2008-04-30 Ian Lance Taylor <iant@google.com>
Backport from mainline:
2008-04-22 Ian Lance Taylor <iant@google.com>
* fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
than size_in_bytes.
2008-04-18 Ian Lance Taylor <iant@google.com>
* fold-const.c (pointer_may_wrap_p): New static function.
(fold_comparison): Add another test for pointer overflow. Use
pointer_may_wrap_p to disable some false positives.
2008-04-14 Ian Lance Taylor <iant@google.com>
* fold-const.c (fold_overflow_warning): Remove assertion.
2008-04-14 Ian Lance Taylor <iant@google.com>
* flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
* fold-const.c (fold_comparison): If appropriate, test
POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
(fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
reassociating a pointer type.
* doc/invoke.texi (Optimize Options): Document that
-fstrict-overflow applies to pointer wraparound.
2008-04-29 Richard Guenther <rguenther@suse.de>
PR middle-end/36077
* fold-const.c (extract_muldiv_1): In combining division constants
make sure to never overflow.
2008-04-28 Jakub Jelinek <jakub@redhat.com>
PR debug/36060
* dwarf2out.c (struct die_struct): Mark as chain_circular through
die_sub field.
* gengtype.c (walk_type, write_func_for_structure): Handle
chain_circular.
* doc/gty.texi: Document chain_circular.
2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
* config.gcc (crx-*-elf): Remove deprecation.
2008-04-24 David Edelsohn <edelsohn@gnu.org>
Backport from mainline:
2008-04-09 David Edelsohn <edelsohn@gnu.org>
PR libstdc++/35597
* toplev.c (process_options): Remove -ffunction-sections debugging
warning.
2008-04-24 Jakub Jelinek <jakub@redhat.com>
PR c++/35758
* c-common.c (handle_vector_size_attribute): Call
lang_hooks.types.reconstruct_complex_type instead of
reconstruct_complex_type.
* config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
* config/spu/spu.c (spu_handle_vector_attribute): Likewise.
* langhooks.h (struct lang_hooks_for_types): Add
reconstruct_complex_type hook.
* langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
(LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
PR tree-optimization/36008
* fold-const.c (try_move_mult_to_index): If s == NULL, divide
the original op1, rather than delta by step.
2008-04-24 Ira Rosen <irar@il.ibm.com>
Richard Guenther <rguenther@suse.de>
PR tree-optimization/36034
* tree-vect-analyze.c (vect_analyze_group_access): SLP is
incapable of dealing with loads with gaps.
2008-04-24 Jakub Jelinek <jakub@redhat.com>
PR target/36015
* config/i386/i386.c (init_cumulative_args): Don't pass anything
in registers for -m32 only if stdarg_p (fntype).
2008-04-23 Richard Guenther <rguenther@suse.de>
PR middle-end/36021
* c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2008-04-23 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/35982
* tree-vect-analyze.c (vect_check_interleaving): Check that the
interleaved data-refs are of the same type.
2008-04-23 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/36017
* builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
expanding the library call.
2008-04-17 Volker Reichelt <v.reichelt@netcologne.de>
PR c/35744
* attribs.c (decl_attributes): Return early on errorneous node.
PR c/35436
* c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
2008-04-17 Alan Modra <amodra@bigpond.net.au>
PR target/35907
* config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
regs before frame pop when needed. If use_backchain_to_restore_sp
then load backchain into a temp reg to restore vr and vrsave. Add
code to restore vr after frame pop if possible.
2008-04-17 Uros Bizjak <ubizjak@gmail.com>
Backport from mainline:
2008-04-16 Uros Bizjak <ubizjak@gmail.com>
PR target/35944
* config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
temporary registers. Change operand predicate to general_operand.
(remainderxf3): Ditto.
2008-04-16 Jakub Jelinek <jakub@redhat.com>
PR c/35739
* tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
reg type.
PR tree-optimization/35899
* tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
rather than TREE_OPERAND.
2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
* tree-predcom.c (suitable_reference_p): Return false if the
reference can throw.
2008-04-15 Jakub Jelinek <jakub@redhat.com>
PR c/35751
* c-decl.c (finish_decl): If extern or static var has variable
size, set TREE_TYPE (decl) to error_mark_node.
2008-04-14 Eric Botcazou <ebotcazou@adacore.com>
* tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
Return true if the operand is an INTEGER_CST.
2008-04-12 James E. Wilson <wilson@tuliptree.org>
PR target/35695
* config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
* config/ia64/ia64.c (rtx_needs_barrier): Handle
UNSPEC_FR_RECIP_APPROX_RES.
* config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
2008-04-09 Andy Hutchinson <hutchinsonandy@aim.com>
PR rtl-optimization/34916
PR middle-end/35519
* combine.c (create_log_links): Do not create duplicate LOG_LINKS
between instruction pairs.
2008-04-09 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/35821
* tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
NEW_STMT_LIST is not NULL.
2008-04-08 Richard Guenther <rguenther@suse.de>
* fold-const.c (fold_widened_comparison): Do not allow
sign-changes that change the result.
2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
* gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
2008-04-05 Richard Guenther <rguenther@suse.de>
PR tree-optimization/35833
* tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
results from fold_binary_to_constant.
(compare_values_warnv): Likewise.
2008-04-04 Jakub Jelinek <jakub@redhat.com>
PR target/35364
* tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
PR c/35440
* c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
for all types.
2008-04-03 Jakub Jelinek <jakub@redhat.com>
PR c/35738
* c-parser.c (c_parser_omp_atomic): Call
default_function_array_conversion on the RHS.
PR middle-end/35818
* omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
call is_variable_sized if decl has incomplete type.
2008-04-02 Andrew Pinski <pinskia@gmail.com>
PR middle-end/35429
* fold-const.c (fold_truthop): Check for integeral types when folding
a == 0 && b == 0 and a != 0 || b != 0 .
2008-04-02 Andrew Pinski <pinskia@gmail.com>
PR tree-opt/35431
* tree-ssa-phiopt.c (conditional_replacement): Return early for
complex types.
2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR middle-end/35705
* fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
the expression is a function address.
2008-04-01 Joseph Myers <joseph@codesourcery.com>
* doc/include/gpl_v3.texi: Update for manpage generation.
* doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
gpl.texi.
* doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
* Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
gpl_v3.texi instead of gpl.texi.
(gpl.pod): New.
2008-03-28 Nick Clifton <nickc@redhat.com>
PR target/31232
* config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
not allow INT+INT as a legitimate addressing mode.
2008-03-28 Nick Clifton <nickc@redhat.com>
PR target/31110
* config/mn10300/mn10300.c (mn10300_secondary_reload_class):
Return GENERAL_REGS for stack adjustment reloads.
2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
Backport from mainline:
2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
PR target/35657
* config/i386/i386.c (ix86_function_arg_boundary): Align
decimal floating point to its natural boundary.
2008-03-25 Richard Guenther <rguenther@suse.de>
Backport from mainline:
2008-03-19 Richard Guenther <rguenther@suse.de>
PR middle-end/35609
* tree-ssa.c (walk_data): New structure.
(warn_uninitialized_var): If not always_executed warn with "maybe"
instead of "is".
(execute_early_warn_uninitialized): Compute post-dominators.
Initialize always_executed before processing each basic block.
2008-03-20 Ira Rosen <irar@il.ibm.com>
* doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
optimizations turned on under -O3.
(ftree-vectorize): Add that the flag is turned on with -O3.
2008-03-19 Michael Matz <matz@suse.de>
Backport from mainline:
2008-03-19 Michael Matz <matz@suse.de>
PR middle-end/35616
* calls.c (expand_call): Check overlap of arguments with call
address for sibcalls.
2008-03-19 Michael Matz <matz@suse.de>
* gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
2008-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
* cse.c (cse_insn): Avoid creation of overlapping MEMs.
* alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
* alias.h (nonoverlapping_memrefs_p): Likewise.
2008-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
* cse.c (cse_extended_basic_block): Invalidate artificial defs
at bb start.
2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
PR target/35504
* config/i386/i386.c (x86_this_parameter): Calculate correct location
of "this" pointer when "regparm = N" or "fastcall" is in effect.
2008-03-18 Richard Guenther <rguenther@suse.de>
Backport from mainline:
2008-03-15 Richard Guenther <rguenther@suse.de>
PR middle-end/35593
* tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
to not produce negative array indices if not allowed. Add
parameter to indicate that.
(maybe_fold_offset_to_component_ref): Allow negative array
indices only for the first member of a structure.
(maybe_fold_offset_to_reference): Allow negative array indices.
(maybe_fold_stmt_addition): Likewise.
2008-03-18 Jakub Jelinek <jakub@redhat.com>
PR middle-end/35611
* gimplify.c (gimplify_expr): Gimplify second operand of
OMP_ATOMIC_LOAD.
2008-03-16 James E. Wilson <wilson@tuliptree.org>
PR debug/31510
* dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
emulated thread local variables.
2008-03-16 Hans-Peter Nilsson <hp@axis.com>
* doc/extend.texi (Alignment): Say that the ABI controls
the __alignof__ for non-strict-alignment targets rather
than being a recommendation.
2008-03-14 Richard Guenther <rguenther@suse.de>
Backport from mainline:
2008-02-19 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34989
* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
Allow propagation to INDIRECT_REF if we can simplify only.
2008-03-14 Uros Bizjak <ubizjak@gmail.com>
PR target/34000
PR target/35553
* config/i386/xmmintrin.h: Change all static inline functions to
extern inline and add __gnu_inline__ attribute.
* config/i386/bmintrin.h: Ditto.
* config/i386/smmintrin.h: Ditto.
* config/i386/tmmintrin.h: Ditto.
* config/i386/mmintrin-common.h: Ditto.
* config/i386/ammintrin.h: Ditto.
* config/i386/emmintrin.h: Ditto.
* config/i386/pmmintrin.h: Ditto.
* config/i386/mmintrin.h: Ditto.
* config/i386/mm3dnow.h: Ditto.
2008-03-13 Jakub Jelinek <jakub@redhat.com>
PR middle-end/35185
* omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
(lower_omp_2): New function.
(lower_omp_1, lower_omp): Rewritten.
2008-03-12 Jakub Jelinek <jakub@redhat.com>
PR middle-end/35549
* omp-low.c (maybe_lookup_decl): Constify first argument.
(use_pointer_for_field): Change last argument from bool to
omp_context *. Disallow shared copy-in/out in nested
parallel if decl is shared in outer parallel too.
(build_outer_var_ref, scan_sharing_clauses,
lower_rec_input_clauses, lower_copyprivate_clauses,
lower_send_clauses, lower_send_shared_vars): Adjust callers.
2008-03-12 Uros Bizjak <ubizjak@gmail.com>
PR target/35540
* config/i386/i386.md (paritysi2, paritydi2): Use register_operand
constraint for operand 1.
(paritysi2_cmp): Use register_operand constraint for operand 2.
Use earlyclobber modifier for operand 1. Remove support for
memory operands.
(paritydi2_cmp): Use register_operand constraint for operand 3.
Use earlyclobber modifier for operand 1. Remove support for
memory operands.
2008-03-11 Uros Bizjak <ubizjak@gmail.com>
PR middle-end/35526
* expr.c (store_expr): Call emit_block_move if the mode
of "temp" RTX is BLKmode.
2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
* config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
Remove commutativity hint.
2008-03-10 Jakub Jelinek <jakub@redhat.com>
PR c/35438
PR c/35439
* c-parser.c (c_parser_omp_threadprivate): Don't add vars with
errorneous type. Check that v is a VAR_DECL.
PR middle-end/35099
* tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
2008-03-10 Uros Bizjak <ubizjak@gmail.com>
Backport from mainline:
2008-03-09 Uros Bizjak <ubizjak@gmail.com>
PR target/35496
* config/i386/i386.c (ix86_constant_alignment): Compute alignment using
ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
2008-03-04 Uros Bizjak <ubizjak@gmail.com>
PR middle-end/35456
* fold-const.c (fold_cond_expr_with_comparison): Prevent
transformations for modes that have signed zeros.
* ifcvt.c (noce_try_abs): Ditto.
2008-03-09 Kaz Kojima <kkojima@gcc.gnu.org>
Backport from mainline:
PR target/35225
* config/sh/sh.c (find_barrier): Don't go past 'from' argument.
2008-03-09 Kaz Kojima <kkojima@gcc.gnu.org>
Backport from mainline:
PR target/35190
* config/sh/sh.md (jump_compact): Disable for crossing jumps.
* config/sh/sh.c (find_barrier): Don't go past
NOTE_INSN_SWITCH_TEXT_SECTIONS note.
2008-03-08 Jakub Jelinek <jakub@redhat.com>
PR target/35498
* config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
wdst back after sync_compare_and_swapqhi_internal.
2008-03-07 Joseph Myers <joseph@codesourcery.com>
* doc/include/texinfo.tex: Update to version 2008-03-07.10.
2008-03-07 Richard Guenther <rguenther@suse.de>
Backport from mainline:
2008-03-05 Richard Guenther <rguenther@suse.de>
PR tree-optimization/35472
* tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
whose single use_stmt has a overlapping set of loaded and
stored symbols as that use_stmt might be a noop assignment then.
2008-03-06 H.J. Lu <hongjiu.lu@intel.com>
Backport from mainline:
2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
PR target/35189
* config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
(OPTION_MASK_ISA_3DNOW_SET): Likewise.
(OPTION_MASK_ISA_SSE_SET): Likewise.
(OPTION_MASK_ISA_SSE2_SET): Likewise.
(OPTION_MASK_ISA_SSE3_SET): Likewise.
(OPTION_MASK_ISA_SSSE3_SET): Likewise.
(OPTION_MASK_ISA_SSE4_1_SET): Likewise.
(OPTION_MASK_ISA_SSE4_2_SET): Likewise.
(OPTION_MASK_ISA_SSE4_SET): Likewise.
(OPTION_MASK_ISA_SSE4A_SET): Likewise.
(OPTION_MASK_ISA_SSE5_SET): Likewise.
(OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
(OPTION_MASK_ISA_MMX_UNSET): Updated.
(OPTION_MASK_ISA_3DNOW_UNSET): Updated.
(OPTION_MASK_ISA_SSE_UNSET): Likewise.
(OPTION_MASK_ISA_SSE3_UNSET): Likewise.
(OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
(OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
(OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
(OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
(OPTION_MASK_ISA_SSE5_UNSET): Likewise.
(OPTION_MASK_ISA_SSE4): Removed.
(ix86_handle_option): Turn on bits in ix86_isa_flags and
ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
(override_options): Don't turn on implied SSE/MMX bits in
ix86_isa_flags.
2008-03-06 Jakub Jelinek <jakub@redhat.com>
* gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
for the same VAR_DECL.
2008-03-06 Daniel Jacobowitz <dan@codesourcery.com>
* expmed.c (extract_bit_field): Always use adjust_address for MEM.
2008-03-06 Joseph Myers <joseph@codesourcery.com>
PR target/33963
* tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
other than structures and unions.
2008-03-06 Jakub Jelinek <jakub@redhat.com>
* BASE-VER: Set to 4.3.1.
* DEV-PHASE: Set to prerelease.
2008-03-05 Release Manager
* GCC 4.3.0 released.
2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
* doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
examples. Truncate option-names then causing overfull hbox.
2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR target/35222
* configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
on hpux10.
* configure: Rebuilt.
2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
Backport from mainline:
2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
PR target/35453
* config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
(_SIDD_XXX): This.
2008-03-02 Jakub Jelinek <jakub@redhat.com>
PR driver/35420
* gcc.c (process_command): Update copyright notice dates.
* gcov.c (print_version): Likewise.
* gcov-dump.c (print_version): Likewise.
* mips-tfile.c (main): Likewise.
* mips-tdump.c (main): Likewise.
2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
PR c++/35315
* tree-inline.c (build_duplicate_type): When we make a
duplicate type, make it unique in the canonical types system.
2008-02-29 Uros Bizjak <ubizjak@gmail.com>
Backport from mainline:
2008-02-27 Uros Bizjak <ubizjak@gmail.com>
PR middle-end/19984
* builtins.def (BUILT_IN_NAN): Define as c99 builtin
using DEF_C99_BUILTIN.
(BUILT_IN_NANF): Ditto.
(BUILT_IN_NANL): Ditto.
2008-02-28 Uros Bizjak <ubizjak@gmail.com>
Backport from mainline:
2008-02-25 Francois-Xavier Coudert <coudert@clipper.ens.fr>
Uros Bizjak <ubizjak@gmail.com>
PR target/25477
* config/darwin-protos.h: Add darwin_patch_builtins prototype.
* config/darwin-ppc-ldouble-patch.def: New file.
* config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
* config/rs6000/rs6000.c (rs6000_init_builtins): Call
SUBTARGET_INIT_BUILTINS if defined.
* config/darwin.c (darwin_patch_builtin,
darwin_patch_builtins): New functions.
2008-02-27 Richard Guenther <rguenther@suse.de>
Backport from mainline:
2008-02-27 Richard Guenther <rguenther@suse.de>
PR middle-end/35390
* fold-const.c (fold_unary): Return the correct argument,
converted to the result type.
PR middle-end/34971
* fold-const.c (fold_binary): Use the types precision, not the
bitsize of the mode if folding rotate expressions. Build rotates
only for full modes.
2008-02-25 Jan Beulich <jbeulich@novell.com>
* Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
* config/i386/netware-libgcc.exp: Add __bswap?i2,
__emultls_get_address, __emultls_register_common,
__floatundi?f, and _Unwind_GetIPInfo.
* config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
(gen_regparm_prefix): Likewise.
(i386_nlm_encode_section_info): Sync with
config/i386/winnt.c:i386_pe_encode_section_info().
(i386_nlm_maybe_mangle_decl_assembler_name): New.
i386_nlm_mangle_decl_assembler_name): New.
(netware_override_options): New.
* config/i386/netware.h (netware_override_options): Declare.
(OVERRIDE_OPTIONS): Re-define to netware_override_options.
(i386_nlm_mangle_decl_assembler_name): Declare.
(TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
* config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
Use spe_abi.
* config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
2008-02-22 Hans-Peter Nilsson <hp@axis.com>
* config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
GENNONACR_REGS.
2008-02-21 Janis Johnson <janis187@us.ibm.com>
PR target/34526
* config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
(rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
add vrsave.
(rs6000_override_options): Set altivec_abi as default, not override,
for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
is used; use new member spe_abi.
(rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
spe_abi and altivec_abi.
2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR bootstrap/35273
* config.build (build_file_translate): Set to `CMD //c' only if
it works.
* Makefile.in (build_file_translate): Improve comment.
2008-02-21 Michael Matz <matz@suse.de>
PR target/35264
* config/i386/i386.c (ix86_expand_branch): Add missing breaks.
2008-02-20 DJ Delorie <dj@redhat.com>
* config/h8300/h8300.md (insv): Force source operand to be a register.
* config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
as a jump, not as a plain insn.
2008-02-20 Joseph Myers <joseph@codesourcery.com>
* doc/invoke.texi, doc/standards.texi: Refer to
gcc-4.3/c99status.html.
2008-02-20 Richard Guenther <rguenther@suse.de>
PR middle-end/35265
* builtins.c (validate_arg): If we want an INTEGER_TYPE,
be happy with INTEGRAL_TYPE_P.
2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR bootstrap/35218
* Makefile.in (build_file_translate): New.
(gcc-vers.texi): Use it for translating $(abs_srcdir).
* config.build (build_file_translate): Set to `CMD //c' on MinGW.
* configure.ac (build_file_translate): Substitute it.
* configure: Regenerate.
2008-02-19 Jakub Jelinek <jakub@redhat.com>
PR target/35239
* config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
32-bit inline asm without asm alternatives for host GCC < 3.0.
2008-02-19 Paul Brook <paul@codesourcery.com>
PR target/35071
* config/arm/ieee754-df.S: Fix do_it typo.
* config/arm/ieee754-sf.S: Fix do_it typo.
2008-02-18 Jakub Jelinek <jakub@redhat.com>
* DEV-PHASE: Mark as prerelease.
2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
* doc/cfg.texi: Likewise.
* doc/extend.texi: Likewise.
* doc/gty.texi: Likewise.
* doc/invoke.texi: Likewise.
* doc/loop.texi: Likewise.
* doc/md.texi: Likewise.
* doc/passes.texi: Likewise.
* doc/rtl.texi: Likewise.
* doc/sourcebuild.texi: Likewise.
* doc/tm.texi: Likewise.
* doc/tree-ssa.texi: Likewise.
2008-02-17 Richard Guenther <rguenther@suse.de>
PR middle-end/35227
* tree-complex.c (init_parameter_lattice_values): Handle parameters
without default definition.
2008-02-17 Richard Guenther <rguenther@suse.de>
PR tree-optimization/35231
* tree-vrp.c (register_edge_assert_for): Do not assume A == 0
if A | B != 1.
2008-02-17 Uros Bizjak <ubizjak@gmail.com>
Revert:
2008-02-15 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sfp-machine.h (CMPtype): Define as typedef using
libgcc_cmp_return mode.
2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR c/28368
* doc/invoke.texi (-std): Clarify description of -std= and -ansi.
2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
* config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
multilibs.
2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/c-tree.texi: Use `@.' where appropriate.
* doc/extend.texi: Likewise.
* doc/install.texi: Likewise.
* doc/invoke.texi: Likewise.
* doc/loop.texi: Likewise.
* doc/makefile.texi: Likewise.
* doc/md.texi: Likewise.
* doc/passes.texi: Likewise.
* doc/standards.texi: Likewise.
* doc/tm.texi: Likewise.
2008-02-15 Jakub Jelinek <jakub@redhat.com>
PR middle-end/35196
* omp-low.c (expand_omp_for_generic): Don't initialize fd->v
in entry_bb.
(expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
rather than in entry_bb.
2008-02-15 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sfp-machine.h (CMPtype): Define as typedef using
libgcc_cmp_return mode.
2008-02-15 Jakub Jelinek <jakub@redhat.com>
PR middle-end/35130
* tree-nested.c (convert_call_expr): Put FRAME.* vars into
OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
2008-02-15 Richard Guenther <rguenther@suse.de>
Zdenek Dvorak <ook@ucw.cz>
PR tree-optimization/35164
* tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
* tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
* tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
Only propagate addresses which do not have abnormal SSA_NAMEs
in their operands.
2008-02-15 Joseph Myers <joseph@codesourcery.com>
PR target/35088
* config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
2008-02-15 Jan Hubicka <jh@suse.cz>
PR middle-end/35149
* ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
2008-02-15 Uros Bizjak <ubizjak@gmail.com>
PR middle-end/34621
* function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
when calculating alignment_pad.
2008-02-15 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
(WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
* config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
and STACK_BOUNDARY define.
2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
PR preprocessor/35061
* c-pragma.c (handle_pragma_pop_macro): Check that
pushed_macro_table has been allocated.
2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
PR middle-end/35136
* gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
(force_gimple_operand): Likewise.
* tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
(find_interesting_uses_address): Check addressability and alignment
of the base expression only after substituting bases of IVs into it.
2008-02-14 Michael Matz <matz@suse.de>
PR target/34930
* function.c (instantiate_virtual_regs_in_insn): Reload address
before falling back to reloading the whole operand.
2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.c (s390_mainpool_start): Emit the pool
before the first section switch note.
2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/bugreport.texi: Update copyright years.
* doc/c-tree.texi: Likewise.
* doc/cfg.texi: Likewise.
* doc/cpp.texi: Likewise.
* doc/cppinternals.texi: Likewise.
* doc/fragments.texi: Likewise.
* doc/frontends.texi: Likewise.
* doc/gcc.texi: Likewise.
* doc/gty.texi: Likewise.
* doc/hostconfig.texi: Likewise.
* doc/implement-c.texi: Likewise.
* doc/libgcc.texi: Likewise.
* doc/loop.texi: Likewise.
* doc/makefile.texi: Likewise.
* doc/options.texi: Likewise.
* doc/passes.texi: Likewise.
* doc/rtl.texi: Likewise.
* doc/sourcebuild.texi: Likewise.
* doc/standards.texi: Likewise.
* doc/tree-ssa.texi: Likewise.
* doc/trouble.texi: Likewise.
* doc/extend.texi: Use @: or add comma where appropriate.
* doc/invoke.texi: Likewise.
* doc/tm.texi: Likewise.
2008-02-14 Alan Modra <amodra@bigpond.net.au>
PR target/34393
* config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
to a reg.
2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
* doc/md.texi (clz, ctz): Add reference.
* doc/rtl.texi (clz, ctz): Likewise.
2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR other/35148
* Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
srcdir.
2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.c (struct constant_pool): New field
emit_pool_after added.
(s390_mainpool_start): Set the emit_pool_after flag according
to the section switch notes.
(s390_mainpool_finish): Consider emit_pool_after when emitting
the literal pool at the end of the function.
(s390_chunkify_start): Force literal pool splits at section
switch notes.
2008-02-13 Michael Matz <matz@suse.de>
PR debug/35065
* var-tracking.c (clobber_variable_part): Correctly traverse the
list.
2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 29673
* doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
Add -fdump-ipa-inline.
* tree-dump.c (dump_files): Remove tree-inlined dump.
* tree-pass.h (tree_dump_index): Remove TDI_inlined.
2008-02-12 Richard Guenther <rguenther@suse.de>
PR tree-optimization/35171
* tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
default defs.
2008-02-12 Richard Guenther <rguenther@suse.de>
PR middle-end/35163
* fold-const.c (fold_widened_comparison): Use get_unwidened in
value-preserving mode. Disallow final truncation.
2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
PR middle-end/35136
* gimplify.c (force_gimple_operand_bsi): Move SSA renaming
code from here to...
(force_gimple_operand): ...here.
2008-02-12 Jakub Jelinek <jakub@redhat.com>
PR c++/35144
* tree-sra.c (sra_build_assignment): fold_convert SRC if copying
non-compatible pointers.
(generate_element_copy): If SRC and DST are RECORD_TYPEs with
different FIELD_DECLs, try harder by comparing field offsets, sizes
and types.
PR inline-asm/35160
* function.c (match_asm_constraints_1): Don't replace the same input
multiple times.
2008-02-12 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
* config/avr/avr.c (expand_prologue): Save RAMPZ register.
(expand_epilogue): Restore RAMPZ register.
* config/avr/avr.md (RAMPZ_ADDR): New constant.
2008-02-11 Kai Tietz <kai.tietz@onevision.com>
* config/i386/cygwin.asm: (__alloca): Correct calling
convention and alignment.
(__chkstk): Force 8 byte stack alignment.
2008-02-11 Uros Bizjak <ubizjak@gmail.com>
Richard Guenther <rguenther@suse.de>
PR tree-optimization/33992
* tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
the zero we compare against.
2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
PR libfortran/35063
* gthr-win32.h (__gthread_mutex_destroy_function): New function
to CloseHandle after unlocking to prevent accumulation of handle
count.
2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR middle_end/34150
* pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
and update LABEL_NUSES during and after reload.
2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
PR middle-end/34627
* combine.c (simplify_if_then_else): Make sure the comparison is
against const0_rtx when simplifying to (abs x) or (neg (abs X)).
2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
PR bootstrap/35051
* double-int.h: Don't include gmp.h for GENERATOR_FILEs.
(mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
* real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
(real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
* tree.h (get_type_static_bounds): Likewise.
2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/invoke.texi (Option Summary, C++ Dialect Options)
(Objective-C and Objective-C++ Dialect Options, Warning Options):
Make -Wfoo language annotations match what the compiler outputs.
2008-02-08 Sa Liu <saliu@de.ibm.com>
* config/spu/spu-builtins.def: Fixed wrong parameter type in spu
intrinsics spu_convts, spu_convtu, spu_convtf.
* testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
2008-02-08 Hans-Peter Nilsson <hp@axis.com>
* doc/extend.texi (Function Attributes) <noinline>: Mention
asm ("") as method to keep calls.
2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR other/32754
* doc/options.texi (Options): Replace references to opts.sh with
optc-gen.awk.
* opts-common.c: Likewise.
* optc-gen.awk: Likewise.
2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
2008-02-07 Richard Henderson <rth@redhat.com>
PR rtl-opt/33410
* config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
EXPR_LIST for the REG_EQUAL instead of a comparison with a
funny mode.
2008-02-07 Uros Bizjak <ubizjak@gmail.com>
PR tree-optimization/35085
* tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
for operand entry oe2 in addition to operand entry oe3 in order to
expose more opportunities for vectorizer sum reduction.
2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
PR other/35107
* Makefile.in (LIBS): Remove $(GMPLIBS).
(cc1-dummy, cc1): Add $(GMPLIBS).
2008-02-06 Jan Hubicka <jh@suse.cz>
PR target/23322
* i386.md (moddf_integer): Do not produce partial memory stalls for
targets where it hurts.
2008-02-06 Uros Bizjak <ubizjak@gmail.com>
PR target/35083
* optabs.c (expand_float): Do not check for decimal modes when
expanding unsigned integer through signed conversion.
2008-02-06 Nick Clifton <nickc@redhat.com>
* config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
inside the clobber with a match_operand and duplicated operand
number in the constraint.
(ineqbranchsi): Delete redundant comment.
2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
* config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
builtin_define ("__USE_INIT_FINI__").
* config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
-msx multilibs.
* gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR documentation/30330
* doc/invoke.texi (C++ Dialect Options)
(Objective-C and Objective-C++ Dialect Options, Warning Options):
For each warning option -Wfoo that allows -Wno-foo, ensure both
-Wfoo and -Wno-foo are listed in the option index. Fix index
entry of -Wswitch-default, index -Wnormalized= including the
`=', and -Wlarger-than-@var{len} including @var{len}.
2008-02-05 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (floatunssisf2): Use
ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
(floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
Macroize expander using MODEF mode iterator.
2008-02-05 Diego Novillo <dnovillo@google.com>
http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
PR 33738
* tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
PR other/35070
* toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
PR target/35084
* config/i386/i386.c (ix86_function_sseregparm): Add an arg
to indicate if a message should be generated.
(init_cumulative_args): Updated.
(function_value_32): Likewise.
2008-02-05 Joseph Myers <joseph@codesourcery.com>
* doc/include/texinfo.tex: Update to version 2008-02-04.16.
2008-02-05 Uros Bizjak <ubizjak@gmail.com>
PR target/35083
* config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
2008-02-04 Diego Novillo <dnovillo@google.com>
http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
PR 33738
* tree-vrp.c (vrp_evaluate_conditional): With
-Wtype-limits, emit a warning when comparing against a
constant outside the natural range of OP0's type.
2008-02-04 Richard Guenther <rguenther@suse.de>
PR middle-end/33631
* expr.c (count_type_elements): Give for unions instead of
guessing.
2008-02-04 Richard Guenther <rguenther@suse.de>
PR middle-end/35043
* gimplify.c (gimplify_init_ctor_eval): Convert array indices
to TYPE_DOMAINs base type instead of using bitsizetype here.
2008-02-03 Jason Merrill <jason@redhat.com>
* print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR other/29972
* doc/invoke.texi (C++ Dialect Options, Optimize Options)
(HPPA Options, i386 and x86-64 Options, IA-64 Options)
(RS/6000 and PowerPC Options): Fix typos and markup.
* doc/passes.texi (Tree-SSA passes): Likewise.
2008-02-02 Michael Matz <matz@suse.de>
PR target/35045
* postreload-gcse.c (record_last_reg_set_info_regno): Renamed
from record_last_reg_set_info.
(record_last_reg_set_info): Take an RTX argument, iterate over all
constituent hardregs.
(record_last_set_info, record_opr_changes): Change calls to
new signature or to record_last_reg_set_info_regno.
2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
* doc/extend.texi (X86 Built-in Functions): Fix grammar.
2008-02-01 Hans-Peter Nilsson <hp@axis.com>
PR rtl-optimization/34773
* reg-notes.def (EQUAL): Mention significance of combination of
REG_EQUAL and REG_RETVAL.
* fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
insn that has a REG_RETVAL.
2008-02-01 Roger Sayle <roger@eyesopen.com>
PR bootstrap/33781
* configure.ac (--enable-fixed-point): Disable unless explicitly
requested on IRIX.
* configure: Regenerate.
2008-02-01 Richard Guenther <rguenther@suse.de>
PR other/35042
* invoke.texi (-finline-limit): Remove no longer true parts
of the documentation. Note that there is no default value.
2008-02-01 Andrew Pinski <pinskia@gmail.com>
Mark Mitchell <mark@codesourcery.com>
Ben Elliston <bje@au.ibm.com>
PR c/29326
* doc/extend.texi (Other Builtins): Document.
2008-01-31 Tom Browder <tom.browder@gmail.com>
* doc/c-tree.texi (Types): Fix grammar.
(Expression trees): Ditto.
* doc/passes.texi (Tree-SSA passes): Ditto.
* doc/configterms.texi (Configure Terms): Fix typo.
* doc/cpp.texi (Common Predefined Macros): Ditto.
* doc/md.texi (Machine Constraints): Ditto.
* doc/makefile.texi (Makefile): Add comma.
2008-01-31 Tom Browder <tom.browder@gmail.com>
Gerald Pfeifer <gerald@pfeifer.com>
* doc/sourcebuild.texi (Front End): Remove references to CVS
and CVSROOT/modules.
(Texinfo Manuals): Replace reference to CVS by one to SVN.
(Back End): Remove reference to CVS.
2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
PR target/34900
* config/mips/mips.c (gen_load_const_gp): New function, taking a
comment from...
(mips16_gp_pseudo_reg): ...here.
* config/mips/mips.md (load_const_gp): Replace with...
(load_const_gp_<mode>): ...this :P-based insn.
2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
options. Minor fixes.
(-std): Move reference to standards closer to where language
standards are first mentioned.
2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
PR rtl-optimization/34995
* reload.c (alternative_allows_const_pool_ref): Take an rtx
parameter and return a bool. If the rtx parameter is nonnull,
check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
(find_reloads): Update call accordingly. Pass the new operand
if it needed no address reloads, otherwise pass null.
2008-01-30 Richard Henderson <rth@redhat.com>
PR c/34993
* tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
for unbounded arrays.
2008-01-30 Silvius Rus <rus@google.com>
* config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2008-01-30 Jan Hubicka <jh@suse.cz>
PR target/34982
* i386.c (init_cumulative_args): Use real function declaration when
calling locally.
2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
PR rtl-optimization/34998
* global.c (build_insn_chain): Treat non-subreg_lowpart
SUBREGs of pseudos as clobbering all the words covered by the
SUBREG, not just all the bytes.
* ra-conflict.c (clear_reg_in_live): Likewise. Take the
original df_ref rather than an extract parameter.
(global_conflicts): Update call accordingly.
2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
the overflow check to make it easier to read.
(__fixtfdi): Change the type of the ll member in union
long_double to UDItype_x.
2008-01-30 Jakub Jelinek <jakub@redhat.com>
PR middle-end/34969
* cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
* cgraph.c (cgraph_update_edges_for_call_stmt): New function.
* tree-inline.c (fold_marked_statements): Call
cgraph_update_edges_for_call_stmt if folding a call statement.
* cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
debug_generic_stmt calls, reset it back afterwards.
PR c/35017
* c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
static decls.
* c-typeck.c (build_external_ref): Don't pedwarn about
static vars in current function's scope.
2008-01-29 Joseph Myers <joseph@codesourcery.com>
* config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
PR c/35002
* ipa-struct-reorg.c: Fix spelling.
* params.def: Ditto.
2008-01-29 Richard Guenther <rguenther@suse.de>
PR middle-end/35006
* tree-inline.h (struct copy_body_data): Add remapping_type_depth
field.
* tree-inline.c (remap_type): Increment remapping_type_depth
around remapping types.
(copy_body_r): Only add referenced variables if they are referenced
from code, not types.
2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
PR c++/34055
PR c++/34103
PR c++/34219
PR c++/34606
PR c++/34753
PR c++/34754
PR c++/34755
PR c++/34919
PR c++/34961
* c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
PR target/34412
* config/avr/avr.c (expand_prologue): Use correct QI mode frame
pointer for tiny stack.
2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
* doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
* config/vx-common.h: Fix typo in comment.
2008-01-28 Ian Lance Taylor <iant@google.com>
PR c++/34862
PR c++/33407
* tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
coalesce pointers if they have different DECL_NO_TBAA_P values.
* tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
between variables with different DECL_NO_TBAA_P values.
2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
PR 31535
* config/rs6000/rs6000.c (small_data_operand): Vectors and floats
are not legitimate small data references on SPE targets.
2008-01-28 David Daney <ddaney@avtrex.com>
* doc/install.texi (mips-*-*): Recommend binutils 2.18.
2008-01-28 David Daney <ddaney@avtrex.com>
* doc/install.texi (--disable-libgcj-bc): Reword documentation.
2008-01-27 Joseph Myers <joseph@codesourcery.com>
* config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
*-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
*-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
* basic-block.h (condjump_equiv_p): Fix comment.
2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
* tree-pretty-print.c (print_generic_decl, print_generic_stmt,
print_generic_stmt_indented): Fix comment.
2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
* configure.ac (__stack_chk_fail): Add detecion for availability
of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
* configure: Regenerate.
2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
PR middle-end/34688
* final.c (output_addr_const): Handle TRUNCATE.
2008-01-26 Zdenek Dvorak <ook@ucw.cz>
PR target/34711
* tree-ssa-loop-ivopts.c (comp_cost): New type.
(zero_cost, infinite_cost): New constants.
(struct cost_pair): Change type of cost to comp_cost.
(struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
(new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
New functions.
(set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
split_address_cost, ptr_difference_cost, difference_cost,
get_computation_cost_at, get_computation_cost,
determine_use_iv_cost_generic, determine_use_iv_cost_address,
determine_use_iv_cost_condition, determine_use_iv_costs,
cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
Change type of cost to comp_cost.
(determine_iv_cost): Increase cost of non-original ivs, instead
of decreasing the cost of original ones.
(get_address_cost): Indicate the complexity of the addressing mode
in comp_cost.
(try_add_cand_for): Prefer using ivs not specific to some object.
* tree-flow.h (force_expr_to_var_cost): Declaration removed.
2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
Janis Johnson <janis187@us.ibm.com>
PR target/34814
* doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
(TARGET_INSTANTIATE_DECLS): Likewise.
* target.h (expand_to_rtl_hook): New target hook.
(instantiate_decls): Likewise.
* function.c (instantiate_decl): Make non-static. Rename to...
(instantiate_decl_rtl): ... this.
(instantiate_expr): Use instantiate_decl_rtl.
(instantiate_decls_1): Likewise.
(instantiate_decls): Likewise.
(instantiate_virtual_regs: Call new instantiate_decls taget hook.
* function.h (instantiate_decl_rtl): Add prototype.
* cfgexpand.c (target.h): New include.
(tree_expand_cfg): Call new expand_to_rtl_hook target hook.
* target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
(TARGET_INSTANTIATE_DECLS): Likewise.
(TARGET_INITIALIZER): New target hooks added.
* config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
New prototype.
* config/rs6000/rs6000.c (tree-flow.h): New include.
(machine_function): Add sdmode_stack_slot field.
(rs6000_alloc_sdmode_stack_slot): New function.
(rs6000_instantiate_decls): Likewise.
(rs6000_secondary_memory_needed_rtx): Likewise.
(rs6000_check_sdmode): Likewise.
(TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
(TARGET_INSTANTIATE_DECLS): Likewise.
(rs6000_hard_regno_mode_ok): Allow SDmode.
(num_insns_constant): Likewise. Handle _Decimal32 constants.
(rs6000_emit_move): Handle SDmode.
(function_arg_advance): Likewise.
(function_arg): Likewise.
(rs6000_gimplify_va_arg): Likewise. Add special handling of
SDmode var args for 32-bit compiles.
(rs6000_secondary_reload_class): Handle SDmode.
(rs6000_output_function_epilogue): Likewise.
(rs6000_function_value): Simplify if statement.
(rs6000_libcall_value): Likewise.
* config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
(SECONDARY_MEMORY_NEEDED_RTX): Add define.
* config/rs6000/dfp.md (movsd): New define_expand and splitter.
(movsd_hardfloat): New define_insn.
(movsd_softfloat): Likewise.
(movsd_store): Likewise.
(movsd_load): Likewise.
(extendsddd2): Likewise.
(extendsdtd2): Likewise.
(truncddsd2): Likewise.
(movdd_hardfloat64): Fixup comment.
(UNSPEC_MOVSD_LOAD): New constant.
(UNSPEC_MOVSD_STORE): Likewise.
2008-01-26 Jakub Jelinek <jakub@redhat.com>
PR c++/34965
* c-pretty-print.c (pp_c_exclusive_or_expression): Handle
TRUTH_XOR_EXPR.
(pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
(pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
(pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
and TRUTH_XOR_EXPR.
2008-01-26 David Edelsohn <edelsohn@gnu.org>
PR target/34794
* config.gcc: Separate AIX 5.3 from AIX 6.1.
* config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
__LONGDOUBLE128 too.
* config/rs6000/aix61.h: New file.
2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
PR rtl-optimization/34959
* optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
popcount and parity rtxes the same mode as their operand.
Truncate or extend the result to the return value's mode
if necessary.
2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
PR target/34981
* config/mips/mips-protos.h (mips_expand_call): Return an rtx.
* config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
to GOT_VERSION_REGNUM.
(CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
(EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
* config/mips/mips.c (mips_emit_call_insn): New function.
(mips_call_tls_get_addr): Call mips_expand_call directly.
(mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
emit_call_insn.
(mips16_build_call_stub): Likewise. Return the call insn or null.
(mips_expand_call): Update the call to mips16_build_call_stub
accordingly and a remove redundant condition. Assert that MIPS16
stubs do not use lazy binding. Use mips_emit_call_insn and return
the call insn.
(mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
TARGET_USE_GOT.
(mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
(mips_avoid_hazard): Remove hazard_set handling.
* config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
(UNSPEC_RESTORE_GP): ...this.
(UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
(FAKE_CALL_REGNO): Rename to...
(GOT_VERSION_REGNUM): ...this.
(type): Add "ghost" value. Add an associated insn reservation.
(hazard_set): Remove.
(exception_receiver): Rename to...
(restore_gp): ...this and update the unspec identifier accordingly.
(exception_receiver, nonlocal_got_receiver): New expanders.
(load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
FAKE_CALL_REGNO. Remove hazard_set attribute.
(set_got_version, update_got_version): New patterns.
2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
PR target/34970
* config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2008-01-25 Joseph Myers <joseph@codesourcery.com>
PR other/31955
* doc/install.texi2html: Generate gcc-vers.texi.
2008-01-25 DJ Delorie <dj@redhat.com>
* config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2008-01-25 Joseph Myers <joseph@codesourcery.com>
* config/c4x: Remove directory.
* config.gcc (crx-*, mt-*): Mark obsolete.
(c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
sh-*-rtemscoff*): Remove cases.
* defaults.h (C4X_FLOAT_FORMAT): Remove.
* real.c (encode_c4x_single, decode_c4x_single,
encode_c4x_extended, decode_c4x_extended, c4x_single_format,
c4x_extended_format): Remove.
* real.h (c4x_single_format, c4x_extended_format): Remove.
* doc/extend.texi (interrupt, naked): Remove mention of attributes
on C4x.
(Pragmas): Remove comment about c4x pragmas.
* doc/install.texi (c4x): Remove target-specific instructions.
* doc/invoke.texi (TMS320C3x/C4x Options): Remove.
* doc/md.texi (Machine Constraints): Remove C4x documentation.
* doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
refer to C4x source files as examples.
(C4X_FLOAT_FORMAT): Remove documentation.
2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.c (override_options): Reorder tests so that
flag_pic gets enabled for -msep-data.
2008-01-25 Richard Guenther <rguenther@suse.de>
PR middle-end/32244
* expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
to its bitfield precision if required.
2008-01-25 Jakub Jelinek <jakub@redhat.com>
PR middle-end/33880
* tree-nested.c (walk_omp_for): New function.
(convert_nonlocal_reference, convert_local_reference): Call
walk_omp_for on OMP_FOR.
(convert_call_expr): Call walk_body on OMP_FOR's
OMP_FOR_PRE_INIT_BODY.
2008-01-25 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34966
* tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
default defs and PHI_NODEs we have to insert after the
defining statement.
2008-01-24 Nick Clifton <nickc@redhat.com>
* config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
Provide a default definition.
(LIBGCC2_UNITS_PER_WORD): Likewise.
* config/stormy16/stormy16.c: Include df.h for the prototype
for df_regs_ever_live_p.
(xstormy16_expand_builtin_va_start): Convert the stack offset
into a component_ref and then use POINTER_PLUS_EXPR to add it
to the incoming_virtual_args_rtx.
(xstormy16_gimplify_va_arg_expr): Rename to
xstormy16_gimplify_va_arg_expr.
Use POINTER_PLUS_EXPR when performing pointer arithmetic.
(TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
xstormy16_gimplify_va_arg_expr.
Fix up some formatting issues.
* config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
Move to predicates.md.
(xs_hi_general_operand): Likewise.
(xs_hi_nonmemory_operand): Likewise.
* config/stormy16/predicates.md:
(xstormy16_carry_plus_operand): New predicate.
(xs_hi_general_operand): New predicate.
(xs_hi_nonmemory_operand): New predicate.
* config/stormy16/stormy16-protos.h:
(xstormy16_carry_plus_operand): Delete prototype.
(xs_hi_general_operand): Likewise.
(xs_hi_nonmemory_operand): Likewise.
* config/storm16/stormy16.md (addhi3): Remove earlyclobber
modifiers as they are no longer needed and they can trigger
reload spill failures.
* config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
with a match_operand in order to help reload.
* config/storm16/stormy16.md (movhi_internal): Replace 'r'
constraint with 'e' for the 8th alternative as this version of
the mov.w instruction only accepts the lower 8 registers.
2008-01-25 Uros Bizjak <ubizjak@gmail.com>
PR target/34856
* simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
vector elements.
2008-01-25 Jakub Jelinek <jakub@redhat.com>
PR middle-end/33333
* gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
* ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
New functions.
(remove_structure): Update allocations list before removing structure.
2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
* ipa-struct-reorg.c (is_safe_cond_expr,
create_new_stmts_for_cond_expr): Use integer_zerop function,
that recognize not only zero-pointer, but zero-integer too.
2008-01-25 Ben Elliston <bje@au.ibm.com>
PR other/22232
* fixproto: Escape "." in sed expression that strips leading "./".
2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
PR driver/34904
* gcc.c (SWITCH_OK): Removed.
(SWITCH_LIVE): Changed to bit.
(SWITCH_FALSE): Likewise.
(SWITCH_IGNORE): Likewise.
(switchstr): Change live_cond to unsigned int.
(process_command): Replace SWITCH_OK with 0.
(do_self_spec): Likewise.
(set_collect_gcc_options): Check the SWITCH_IGNORE bit.
(give_switch): Likewise.
(used_arg): Likewise.
(do_spec_1): Set the SWITCH_IGNORE bit.
(check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
bits. Set the SWITCH_LIVE bit.
2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.h (MOVE_RATIO): Define new target macro.
2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
PR tree-optimization/34472
* ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
parameter to a "bool *" and set *DATA to false if there is
an unsafe access. Do not delete the structure here.
(check_cond_exprs): Delete it here instead.
(check_cond_exprs, exclude_cold_structs): Do not increase
I when removing a structure.
2008-01-24 Uros Bizjak <ubizjak@gmail.com>
PR target/34856
* config/i386/i386.c (ix86_expand_vector_init): Consider only
CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
PR middle-end/34934
* tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
a fixed vector for stack.
2008-01-24 Ben Elliston <bje@au.ibm.com>
PR c++/25701
* doc/gcc.texi (Software development): Add a direntry for g++.
2008-01-23 Hans-Peter Nilsson <hp@axis.com>
* config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
stale and straggling -fforce-addr comments above.
* config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
define.
* config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
* config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2008-01-23 Michael Matz <matz@suse.de>
PR debug/34895
* dwarf2out.c (force_type_die): Use modified_type_die instead of
gen_type_die.
2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
* ipa-struct-reorg.c (create_new_malloc): Use pointer type as
malloc result type.
2008-01-23 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.c (avr_current_arch): New variable.
(avr_arch_types): Add 'avr31' and 'avr51' entries.
(avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
(avr_mcu_types): Add 'avr31' and 'avr51' architectures.
(avr_override_options): Init 'avr_current_arch'.
(base_arch_s): Move from here...
* config/avr/avr.h (base_arch_s): ... here. Add new members
'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
'mega' to 'have_jmp_call'.
(TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
"__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
macros.
(LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
architectures.
* config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
MULTILIB_MATCHES): (Ditto.).
2008-01-23 Richard Guenther <rguenther@suse.de>
PR middle-end/31529
* cgraphunit.c (cgraph_reset_node): Always mark the node
not reachable if it is not queued already.
2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
* config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
(cputype_selected): New static variable.
(bfin_handle_option): Set it if -mcpu is used.
(override_option): Select default set of workarounds if no cpu type
selected on the command line.
(workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
From Michael Frysinger <michael.frysinger@analog.com>
* config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
* config/bfin/elf.h (LIB_SPEC): Use proper linker script
for bf547, bf523, bf524, and bf526.
* config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
bf526.
* config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
__ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
__ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
__ADSPBF547__ and __ADSPBF54x__ for bf547.
* doc/invoke.texi (Blackfin Options): Document that
-mcpu now accept bf547, bf523, bf524, and bf526.
2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
PR rtl-optimization/34628
* combine.c (try_combine): Stop and undo after the first combination
if an autoincrement side-effect on the first insn has effectively
been lost.
2008-01-22 David Edelsohn <edelsohn@gnu.org>
PR target/34529
* config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
Offset addresses are not valid for Altivec or paired float modes.
2008-01-22 Jakub Jelinek <jakub@redhat.com>
PR c++/34607
* c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
if DECL_INITIAL (decl) is error_mark_node.
PR c++/34914
* c-common.c (handle_vector_size_attribute): Only allow
integral, scalar float and fixed point types. Handle OFFSET_TYPE
the same way as pointer, array etc. types.
* tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
PR c++/34917
* tree.c (build_type_attribute_qual_variant): Call
build_qualified_type if attributes are equal, but quals are not.
2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 32102
* doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
* flags.h (warn_strict_aliasing): Remove.
(warn_strict_overflow): Remove.
* opts.c (warn_strict_aliasing): Remove.
(warn_strict_overflow): Remove.
* c-opts.c (c_common_handle_option): -Wall only sets
-Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
(c_common_post_options): Give default values to -Wstrict-aliasing
and -Wstrict-overflow if they are uninitialized.
* common.opt (Wstrict-aliasing): Specify Var and Init.
(Wstrict-overflow): Likewise.
2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
PR rtl-optimization/26854
PR rtl-optimization/34400
PR rtl-optimization/34884
* ddg.c (create_ddg_dep_from_intra_loop_link): Use
DF_RD->gen.
* df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
(df_rd_bb_info.expanded_lr_out): Deleted
* loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
* loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
(df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
Removed code to allocate, initialize or free expanded_lr_out.
(df_rd_bb_local_compute_process_def): Restructured to make more
understandable.
(df_rd_confluence_n): Removed code to no apply invalidate_by_call
sets if the sets are being trimmed.
2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
PR bootstrap/32287
* configure.ac (ld_vers): Support GNU linker version xx.xx.*
(as_vers): Likewise.
* configure: Regenerated.
2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR middle-end/33092
* tree-pass.h (pass_build_alias): New pass.
* tree-ssa-alias.c (gate_build_alias): New.
(pass_build_alias): New.
* passes.c (init_optimization_passes): Add pass_build_alias after
pass_create_structure_vars.
2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
* config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
(S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
(S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
(S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
(S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
(S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
(S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
(S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
* config/s390/s390.md (FP_ALL): New mode iterator.
(_d): New mode attribute.
("*signbit<mode>2>"): Changed mode of first operand.
("isinf<mode>2"): Changed mode of first operand.
("*TDC_insn"): Adaptation for DFP modes.
2008-01-22 Ben Elliston <bje@au.ibm.com>
* tree.c (check_qualified_type): Improve function description.
2008-01-21 Jason Merrill <jason@redhat.com>
PR c++/34196
* tree.h (TRY_CATCH_IS_CLEANUP): New macro.
* tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
if it is set.
2008-01-21 DJ Delorie <dj@redhat.com>
* doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
return zero.
2008-01-21 Richard Guenther <rguenther@suse.de>
PR middle-end/34856
* tree-cfg.c (verify_expr): Allow all invariant expressions
instead of just constant class ones as reference argument.
* tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
like any other constant.
* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
* regmove.c (fixup_match_1): Update call crossed frequencies.
2008-01-21 Richard Guenther <rguenther@suse.de>
PR c/34885
* tree-inline.c (setup_one_parameter): Deal with mismatched
types using a VIEW_CONVERT_EXPR.
2008-01-21 Alon Dayan <alond@il.ibm.com>
Olga Golovanevsky <olga@il.ibm.com>
PR tree-optimization/34701
* ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
when the structure size is not a power of 2.
2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
* doc/install.texi: Add doc for --enable-checking=df.
2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
PR rtl-optimization/34808
* emit-rtl.c (try_split): Handle REG_RETVAL notes.
2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
* global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
input.
2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
PR rtl-optimization/26854
PR rtl-optimization/34400
* ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
DF_RD->gen.
* df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
(df_rd_bb_info.expanded_lr_out): New.
* loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
* loop_iv.c (iv_analysis_loop_init): Ditto.
* df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
Added code to allocate, initialize or free expanded_lr_out.
(df_rd_bb_local_compute_process_def): Restructured to make
more understandable.
(df_rd_confluence_n): Add code to do nothing with fake edges and
code to no apply invalidate_by_call sets if the sets are being trimmed.
(df_lr_local_finalize): Renamed to df_lr_finalize.
(df_live_local_finalize): Renamed to df_live_finalize.
2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
PR target/34831
* config/mips/mips.md (div<mode>3): Use <recip_condition> when
deciding whether to use reciprocal instructions.
2008-01-19 Uros Bizjak <ubizjak@gmail.com>
* dwarf2out.c (dwarf2out_switch_text_section): Do not call
dwarf2out_note_section_used if cold_text_section is NULL.
2008-01-19 Jakub Jelinek <jakub@redhat.com>
PR gcov-profile/34610
* tree-cfg.c (make_edges): Mark both outgoing edges from
OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
* omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
from OMP_FOR and OMP_CONTINUE outgoing edges.
* tree-profile.c (tree_profiling): Return early if
cfun->after_tree_profile != 0. Set cfun->after_tree_profile
at the end.
* omp-low.c (expand_omp_parallel): Copy after_tree_profile
from cfun to child_cfun.
* function.h (struct function): Add after_tree_profile bit.
2008-01-19 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.S (_exit): Disable interrupt.
2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
Steven Bosscher <stevenb.gcc@gmail.com>
PR rtl-optimization/26854
PR rtl-optimization/34400
* df-problems.c (df_live_scratch): New scratch bitmap.
(df_live_alloc): Allocate df_live_scratch when doing df_live.
(df_live_reset): Clear the proper bitmaps.
(df_live_bb_local_compute): Only process the artificial defs once
since the order is not important.
(df_live_init): Init the df_live sets only with the variables
found live by df_lr.
(df_live_transfer_function): Use the df_lr sets to prune the
df_live sets as they are being computed.
(df_live_free): Free df_live_scratch.
2008-01-18 Ian Lance Taylor <iant@google.com>
* common.opt: Add fmerge-debug-strings.
* dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
flag_merge_debug_strings rather than flag_merge_constants.
* doc/invoke.texi (Option Summary): Mention
-fmerge-debug-strings.
(Debugging Options): Document -fmerge-debug-strings.
2008-01-18 Ian Lance Taylor <iant@google.com>
PR c++/33407
* tree.h (DECL_IS_OPERATOR_NEW): Define.
(struct tree_function_decl): Add new field operator_new_flag.
* tree-inline.c (expand_call_inline): When inlining a call to
operator new, force the return value to go into a variable, and
set DECL_NO_TBAA_P on that variable.
* c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2008-01-18 Uros Bizjak <ubizjak@gmail.com>
PR debug/34484
* dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
DWARF2_DEBUGGING_INFO.
(dwarf2out_note_section_used): Ditto. Add prototype.
(have_multiple_function_sections, text_section_used,
cold_text_section_used, *cold_text_sections): Move declarations
before their uses.
2008-01-17 Bob Wilson <bob.wilson@acm.org>
* config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
field and add signal_ra.
* config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
assignments to frame state pc. Move end of stack check after
MD_FALLBACK_FRAME_STATE_FOR.
(uw_update_context_1): Use frame state signal_regs if set, instead
of checking signal_frame flag.
(uw_update_context): Use frame state signal_ra if set.
* config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
* config/xtensa/linux-unwind.h: New file.
2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
* modulo-sched.c (get_sched_window): Fix comment typo.
2008-01-17 Andrew MacLeod <amacleod@redhat.com>
PR tree-optimization/34648
* tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2008-01-17 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
* config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2008-01-17 Seongbae Park <seongbae.park@gmail.com>
PR rtl-optimization/34400
* df-core.c (df_worklist_dataflow_overeager,
df_worklist_dataflow_doublequeue): New functions.
(df_worklist_dataflow): Two different worklist solvers.
* params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
New param.
2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
PR testsuite/34821
* doc/invoke.texi: Document the dependence on pthread for fopenmp
and ftree-parallelize-loops.
2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
PR rtl-optimization/34826
* loop-doloop (doloop_modify): Update the REG_BR_PROB note.
2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
* global.c (find_reg): Mark the eh regs as used if necessary.
* ra-conflict.c (global_conflicts): Set no_eh_reg flag.
* ra.h (struct allocno): no_eh_reg field added. Changed
no_stack_reg type to bitfield.
2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
* tree.c (substitute_in_expr): Add missing 'break'.
2008-01-17 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34825
* tree-ssa-math-opts.c (is_division_by): Do not recognize
x / x as division to handle.
2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
"-pthread" is specified.
* pa-hpux11.h (LIB_SPEC): Likewise.
2008-01-16 Janis Johnson <janis187@us.ibm.com>
Peter Bergner <bergner@vnet.ibm.com>
PR rtl-optimization/33796
* sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR libgfortran/34699
* pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
static links.
* pa-hpux10.h (LINK_SPEC): Likewise.
* pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
2008-01-16 Richard Guenther <rguenther@suse.de>
PR middle-end/32628
* fold-const.c (fold_convert_const_int_from_int): Do not
set overflow if that occured only because of a sign extension
change when converting from/to a sizetype with the same
precision and signedness.
2008-01-16 Uros Bizjak <ubizjak@gmail.com>
PR debug/34249
* dwarf2out.c (output_call_frame_info): Move output of FDE initial
location address to the correct place. Update copyright year.
2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
* lambda-code.c (lambda_transform_legal_p): Handle the case of
no dependences in the dependence_relations vector.
2008-01-16 Jan Hubicka <jh@suse.cz>
PR rtl-optimization/31396
* regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
* cfg.c (dump_reg_info): Print it.
* regs.h (struct reg_info_t): add freq_calls_crossed.
(REG_FREQ_CALLS_CROSSED): New macro.
* global.c (global_alloc): Compute freq_calls_crossed for allocno.
(find_reg): Update call of CALLER_SAVE_PROFITABLE.
* regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
regmove_optimize): Update call crossed frequencies.
* local-alloc.c (struct qty): Add freq_calls_crossed.
(alloc_qty): Copute freq_calls_crossed.
(update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
(find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
* ra.h (struct allocno): Add freq_calls_crossed.
2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
* gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
libgomp when compiling with ftree-parallelize-loops.
(GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
2008-01-16 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34769
* tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
* tree.c (int_cst_value): Instead make this function more
permissive in what it accepts as valid input. Document this
function always sign-extends the value.
2008-01-16 Jakub Jelinek <jakub@redhat.com>
Richard Guenther <rguenther@suse.de>
PR c/34668
* gimplify.c (fold_indirect_ref_rhs): Rename to ...
(gimple_fold_indirect_ref_rhs): ... this.
(gimple_fold_indirect_ref): New function with foldings
that preserve lvalueness.
(gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
* tree-flow.h (gimple_fold_indirect_ref): Declare.
* tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
to fold an INDIRECT_REF, fall back to the old use of
fold_indirect_ref_1.
2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
* tree-data-ref.c (subscript_dependence_tester_1): Call
free_conflict_function.
(compute_self_dependence): Same.
2008-01-16 Uros Bizjak <ubizjak@gmail.com>
PR debug/34249
* debug.h (dwarf2out_switch_text_section): Move declaration from ...
* dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
function global.
* final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
for DWARF2_UNWIND_INFO targets.
2008-01-16 Richard Guenther <rguenther@suse.de>
PR c/34768
* c-typeck.c (common_pointer_type): Do not merge inconsistent
type qualifiers for function types.
2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
* tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
loop_iterator li from previous commit.
2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
* tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
* tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
(parallelize_loops): Don't parallelize irreducible components.
2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR c++/24924
* c-opts (c_common_post_options): Do not enable CPP
flag_pedantic_errors by default.
2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
PR rtl-optimization/31944
* cse.c (remove_pseudo_from_table): New function.
(merge_equiv_classes): Use above function to remove pseudo-registers.
(invalidate): Likewise.
2008-01-13 Richard Guenther <rguenther@suse.de>
PR middle-end/34601
* emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
instead of TYPE_MODE to deal with calls from expand_one_error_var.
2008-01-13 Uros Bizjak <ubizjak@gmail.com>
* gcse.c (cprop_jump): Call validate_unshare_change instead of
validate_change to unshare the source of the PC set.
2008-01-12 Jan Hubicka <jh@suse.cz>
PR middle-end/32135
* tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
references above array bounds. This might trigger bounds checks for
pointers to arrays.
2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
* tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
new_replaceable_dependencies.
2008-01-12 Doug Kwan <dougkwan@google.com>
* c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
instead of OPT_Wreturn_type in warning due to ignored return type
qualifiers.
* c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
options included in -Wextra.
* c.opt: New option -Wignored_qualifiers.
* doc/invoke.texi (Warning Options, -Wextra): Add new option
-Wignore_qualifiers.
(-Wignored-qualifiers): Document.
(-Wreturn-type): Remove description of functionality now handled
by -Wignored-qualifiers.
2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
PR ada/33788
* fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
NOP_EXPR if it is between integral types with the same precision.
2008-01-12 Jan Hubicka <jh@suse.cz>
PR other/28023
* invoke.texi (max-inline-recursive-depth): Fix default value.
2008-01-12 Zdenek Dvorak <ook@ucw.cz>
* tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
correct type.
2008-01-11 Bob Wilson <bob.wilson@acm.org>
* config/xtensa/xtensa.c (override_options): Set flag_shlib.
2008-01-11 James E. Wilson <wilson@specifix.com>
PR target/26015
* config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2008-01-11 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.c (expand_prologue, expand_epilogue): Don't
save/restore frame pointer register and don't use 'call-prologues'
optimization in function with "OS_task" attribute.
2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
PR middle-end/31309
* expr.c (copy_blkmode_from_reg): Use a mode suited to the size
when copying to memory.
2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
PR rtl-optimization/30905
* cfgcleanup.c: Include dce.h
(crossjumps_occured): New global variable.
(try_crossjump_bb): Exit loop after finding a fallthru edge.
If something changed, set crossjumps_occured to true.
(try_optimize_cfg): Clear crossjumps_occured at the beginning.
Don't add/remove fake edges to exit here...
(cleanup_cfg): ...but do it here, when crossjumping.
Run a fast DCE when successful crossjumps occured in the latest
iteration of try_optimize_cfg.
2008-01-11 Richard Guenther <rguenther@suse.de>
* tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
(struct vn_unary_op_s): Likewise.
(vn_reference_insert): Free old reference on hash collision.
2008-01-10 Raksit Ashok <raksit@google.com>
PR rtl-optimization/27971
* combine.c (find_split_point): Split PLUS expressions which are
inside a MEM rtx, and whose first operand is complex.
2008-01-10 DJ Delorie <dj@redhat.com>
* config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
(m32c_hard_regno_nregs): ...this, which is now a wrapper.
(m32c_hard_regno_ok): Call the underlying function.
2008-01-10 Richard Guenther <rguenther@suse.de>
PR middle-end/34683
* tree-cfg.c (tree_merge_blocks): Do not go through the
full-blown folding and stmt updating path if we just deal
with virtual operands.
* tree-ssa-copy.c (may_propagate_copy): Do not short-cut
test for abnormal SSA_NAMEs.
2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
PR middle-end/34641
* reload.c (push_reload): Add assertions. All constants from
reg_equiv_constant should have been used for replacing the respective
pseudo earlier.
(find_reloads_address): Invoke find_reloads_address_part for
constant taken from the reg_equiv_constant array.
2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
* tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
field (valnum) the first in the struct. Replace bools with
unit bit fields.
2008-01-10 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34651
* tree-sra.c (sra_build_assignment): Sanitize. Use the correct
types and ordering for masking and converting.
2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/34017
* lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
also for PHI_NODE expressions.
2008-01-09 Jan Hubicka <jh@suse.cz>
PR tree-optimization/34708
* tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
based on number of case labels.
(init_inline_once): Remove switch_cost.
* tree-inline.h (eni_weights_d): Remove switch_cost.
2008-01-09 Richard Guenther <rguenther@suse.de>
Andrew Pinski <andrew_pinski@playstation.sony.com>
PR middle-end/30132
* gimplify.c (gimplify_cond_expr): Do not create an addressable
temporary if an rvalue is ok or an lvalue is not required.
2008-01-09 Richard Guenther <rguenther@suse.de>
PR middle-end/34458
* tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
adjust return type.
2008-01-09 Richard Guenther <rguenther@suse.de>
PR middle-end/34679
* tree.c (host_integerp): Check for sizetype only if the
type is an integer type.
2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
PR debug/26364
* opts.c (decode_options): Disable inlining of functions called
once if not in unit-at-a-time mode.
2008-01-09 Alexandre Oliva <aoliva@redhat.com>
* Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2008-01-08 Richard Guenther <rguenther@suse.de>
PR middle-end/31863
* tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
out early if the result will be unused.
2008-01-08 Uros Bizjak <ubizjak@gmail.com>
PR target/34709
Revert:
2008-01-05 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_builtin_reciprocal): Remove check
for TARGET_RECIP.
2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
* config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
for vectorization tuned.
2008-01-08 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34683
* tree-ssa-operands.c (operand_build_cmp): Export.
* tree-ssa-operands.h (operand_build_cmp): Declare.
* tree-vn.c (vuses_compare): Remove.
(sort_vuses): Use operand_build_cmp.
(sort_vuses_heap): Likewise.
* tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
to re-use old VEC if available. Do not sort already sorted VUSEs.
(vdefs_to_vec): Do not sort already sorted VDEFs.
2008-01-08 Jakub Jelinek <jakub@redhat.com>
PR middle-end/34694
* omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2008-01-08 Uros Bizjak <ubizjak@gmail.com>
PR target/34702
* doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
limitations of reciprocal sequences on x86 targets.
2008-01-08 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34683
* tree-flow-inline.h (var_ann): Remove overzealous asserts.
2008-01-07 Jakub Jelinek <jakub@redhat.com>
PR target/34622
* config/darwin.c (darwin_mergeable_string_section): Don't use
.cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2008-01-07 Uros Bizjak <ubizjak@gmail.com>
PR target/34682
* config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
negxf2. Macroize expander using X87MODEF mode iterator. Change
predicates of op0 and op1 to register_operand.
(abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
expander using X87MODEF mode iterator. Change predicates of
op0 and op1 to register_operand.
("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
corresponding patterns and macroize using MODEF macro. Change
predicates of op0 and op1 to register_operand and remove
"m" constraint. Disparage "r" alternative with "!".
("*absneg<mode>2_i387"): Rename from corresponding patterns and
macroize using X87MODEF macro. Change predicates of op0 and op1
to register_operand and remove "m" constraint. Disparage "r"
alternative with "!".
(absneg splitter with memory operands): Remove.
("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
patterns and macroize using X87MODEF mode iterator.
* config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
Change predicate of op1 to register_operand.
* config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
for memory operands.
2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
* config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2008-01-07 Richard Guenther <rguenther@suse.de>
* basic-block.h (struct edge_def): Pair dest_idx with goto_locus
fields.
2008-01-07 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34683
* tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
VOPs of the needed size to save memory. Use VEC_quick_push
to save compile-time.
(vdefs_to_vec): Likewise.
2008-01-07 Sa Liu <saliu@de.ibm.com>
* config/spu/spu.md (divdf3): Genetate inline code for double
division. The implementation doesn't handle INF or NAN, therefore it
only applies when -ffinite-math-only is given.
2008-01-06 Paolo Carlini <pcarlini@suse.de>
PR libstdc++/34680
* c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
* doc/cpp.texi ([Common Predefined Macros]): Document.
2008-01-06 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
order to use commutative addition instead of subtraction.
2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
Mircea Namolaru <namolaru@il.ibm.com>
Vladimir Yanovsky <yanov@il.ibm.com>
Revital Eres <eres@il.ibm.com>
PR tree-optimization/34263
* tree-outof-ssa.c (process_single_block_loop_latch,
contains_tree_r): New functions.
(analyze_edges_for_bb): Call process_single_block_loop_latch
function to empty single-basic-block latch block if possible.
2008-01-05 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_builtin_reciprocal): Remove check
for TARGET_RECIP.
(ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
* c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
* config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
2008-01-05 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/34618
* tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
flag from T.
2008-01-05 Uros Bizjak <ubizjak@gmail.com>
PR target/34673
* config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
Update copyright year.
* config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
Update copyright year.
* config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
using NR fixup.
2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
* tree-vrp.c (find_conditional_asserts): Remove redundant check that
edge does not point to current bb before changing need_assert.
2008-01-04 Richard Guenther <rguenther@suse.de>
PR middle-end/34029
* tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
for verifying purposes if they are is_gimple_min_invariant.
2008-01-04 Aldy Hernandez <aldyh@redhat.com>
PR tree-optimization/34448
PR tree-optimization/34465
* gimplify.c (gimplify_init_constructor): Add new parameter
notify_temp_creation. Use it.
(gimplify_modify_expr_rhs): Take volatiles into account when
optimizing constructors.
Do not optimize constructors if gimplify_init_constructor will dump to
memory.
* gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
* gcc.c-torture/compile/pr34448.c: New.
2008-01-04 Jakub Jelinek <jakub@redhat.com>
PR gcov-profile/34609
* tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
return_slot if result is TREE_ADDRESSABLE.
2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
* config/mips/mips.md (sqrt_condition): Tweak comment.
(recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
2008-01-03 Tom Tromey <tromey@redhat.com>
PR c/34457
* c-common.c (c_type_hash): Handle VLAs.
2008-01-03 Jan Hubicka <jh@suse.cz>
PR tree-optimization/31081
* tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
0 when inlining and not inlining to first basic block.
(remap_decl): When var is initialized to 0, don't set default_def.
(expand_call_inline): Set entry_bb.
* tree-inline.h (copy_body_data): Add entry_bb.
2008-01-03 Jakub Jelinek <jakub@redhat.com>
PR c++/34619
* cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
before returning.
PR tree-optimization/29484
* tree-inline.c (inline_forbidden_p_2): New function.
(inline_forbidden_p): Disallow inlining if some static var
has an address of a local LABEL_DECL in its initializer.
* doc/extend.texi (Labels as Values): Document &&foo behaviour
vs. inlining.
2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/34635
* tree-data-ref.c (add_other_self_distances): Make sure that the
evolution step is constant.
2008-01-03 Jakub Jelinek <jakub@redhat.com>
PR middle-end/34608
* omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
* tree-sra.c (scalarize_init): Insert the generate_element_init
statements after the generate_element_zero statements.
2008-01-02 Richard Guenther <rguenther@suse.de>
PR middle-end/34093
PR middle-end/31976
* tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
for very large number of operands instead of ICEing.
2008-01-02 Arthur Norman <acn1@cam.ac.uk>
PR target/34013
* config/i386/i386.c (ix86_expand_prologue): Save red-zone
while stack probing.
2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
* c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
in C++0x mode.
2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
PR libmudflap/26442
* tree-mudflap.c (mx_register_decls): Guard warning by
!DECL_ARTIFICIAL check.
2008-01-01 Jakub Jelinek <jakub@redhat.com>
* config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
sse5_perm<mode>): Fix constraints.