gcc/ChangeLog

   1 2005-01-04  Geoffrey Keating  <geoffk@apple.com>
   2
   3         * toplev.c (get_src_pwd): Handle failure of getpwd().
   4
   5 2005-01-04  Roger Sayle  <roger@eyesopen.com>
   6
   7         * fold-const.c (fold_single_bit_test): Delete unreachable handling
   8         of TRUTH_NOT_EXPR.
   9         (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
  10         all the cases handled by it are inverted by invert_truthvalue.
  11
  12 2005-01-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
  13
  14         * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
  15         (save_register_windowsi): Likewise.
  16
  17 2005-01-04  Richard Henderson  <rth@redhat.com>
  18
  19         * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
  20
  21 2005-01-04  Uros Bizjak  <uros@kss-loka.si>
  22
  23         PR middle-end/17767
  24         * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
  25         any simplifications of vector mode comparison operators.
  26         * simplify-rtx.c (simplify_relational_operation): Fix variable name.
  27
  28 2005-01-04  Paolo Bonzini  <bonzini@gnu.org>
  29             Devang Patel  <dpatel@apple.com>
  30
  31         PR tree-optimization/18308
  32         * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
  33         the operands before creating a new expression.
  34         * dojump.c (do_jump): Make drop_through_label available
  35         for all cases.  Add expansion of COND_EXPR.
  36
  37 2005-01-04  Ira Rosen  <irar@il.ibm.com>
  38
  39         * tree-vectorizer.c (vect_analyze_offset_expr): Test for
  40         INTEGER_CST instead of TREE_CONSTANT.
  41         (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
  42         instead of TREE_CONSTANT.
  43         (vect_analyze_pointer_ref_access): Test for INTEGER_CST
  44         instead of TREE_CONSTANT.
  45
  46 2005-01-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
  47
  48         * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
  49
  50 2005-01-04  Uros Bizjak  <uros@kss-loka.si>
  51
  52         PR target/19240
  53         * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
  54         (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
  55
  56 2005-01-03  Richard Henderson  <rth@redhat.com>
  57
  58         * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
  59         (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
  60         fold_convert_const_real_from_real): Split out from ...
  61         (fold_convert_const): ... here.
  62
  63 2005-01-03  Richard Henderson  <rth@redhat.com>
  64
  65         PR target/19235
  66         * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
  67         (mov<MMXMODEI>_internal): Likewise.
  68         (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
  69         Add V2SF case; use it for SSE1; don't use TI.
  70         (movdf_integer): Likewise.
  71         (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
  72
  73 2005-01-03  Ira Rosen  <irar@il.ibm.com>
  74
  75         * tree-vectorizer.c (vect_strip_conversions): New function.
  76         (vect_analyze_offset_expr): Call vect_strip_conversions. Add
  77         check for binary class.
  78
  79 2005-01-03  Daniel Berlin  <dberlin@dberlin.org>
  80
  81         Fix PR debug/17924
  82         Fix PR debug/19191
  83         * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
  84         is a decl.
  85         * gimple-low.c (mark_blocks_with_used_vars): New function.
  86         (mark_blocks_with_used_subblocks): Ditto.
  87         (mark_used_blocks): Ditto.
  88         (pass_mark_used_blocks): New pass.
  89         * tree-inline.c: Include debug.h.
  90         (expand_call_inline): Call outlining_inline_function here.
  91         * tree-optimize.c (init_tree_optimization_passes): Add
  92         pass_mark_used_blocks.
  93         * tree-pass.h (pass_mark_used_blocks): New.
  94         * Makefile.in (tree-inline.o): Add debug.h dependency.
  95
  96 2005-01-03  Geoffrey Keating  <geoffk@apple.com>
  97
  98         * config/darwin.c (darwin_handle_weak_import_attribute): Permit
  99         VAR_DECLs to have weak_import attribute.
 100
 101         * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
 102         'struct ucontext'.
 103
 104 2004-01-03  Steven Bosscher  <stevenb@suse.de>
 105
 106         * passes.c (rest_of_compilation): Don't run regmove if only
 107         flag_expensive_optimizations, require flag_regmove instead.
 108
 109 2005-01-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
 110
 111         * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
 112         register "sparc".
 113         * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
 114         * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
 115         * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
 116         * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
 117
 118 2005-01-03  Richard Henderson  <rth@redhat.com>
 119
 120         * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
 121         (ia64_const_ok_for_letter_p): New.
 122         (ia64_const_double_ok_for_letter_p): New.
 123         (ia64_extra_constraint): New.
 124         (ia64_expand_vecint_compare): New.
 125         (ia64_expand_vcondu_v2si): New.
 126         (ia64_expand_vecint_cmov): New.
 127         (ia64_expand_vecint_minmax): New.
 128         (ia64_print_operand): Add 'v'.
 129         (ia64_preferred_reload_class): New.
 130         (ia64_vector_mode_supported_p): New.
 131         * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
 132         (PREFERRED_RELOAD_CLASS): Move to function.
 133         (CONST_OK_FOR_LETTER_P): Move to function.
 134         (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
 135         (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
 136         (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
 137         (EXTRA_CONSTRAINT): Move to function.
 138         * config/ia64/ia64.md: Include vect.md.
 139         (itanium_class): Add mmalua.
 140         (type): Handle it.
 141         * config/ia64/itanium1.md (1_mmalua): New.  Add it to bypasses.
 142         (1b_mmalua): New.
 143         * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
 144         * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
 145         CONST0_RTX.
 146         (const_int_2bit_operand): New.
 147         (fr_reg_or_0_operand): New.
 148         * config/ia64/ia64-modes.def: Add vector modes.
 149         * config/ia64/ia64-protos.h: Update.
 150         * config/ia64/vect.md: New file.
 151
 152 2005-01-03  Richard Henderson  <rth@redhat.com>
 153
 154         * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
 155
 156 2005-01-03  Uros Bizjak  <uros@kss-loka.si>
 157
 158         PR target/19236
 159         * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
 160         to SFmode.
 161         (log1pdf2): Change mode of operands[0,1] to DFmode.
 162
 163 2005-01-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
 164
 165         * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
 166         * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
 167         * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
 168         * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
 169         SPARC_RELAXED_ORDERING.
 170
 171 2005-01-03  Richard Henderson  <rth@redhat.com>
 172             Uros Bizjak  <uros@kss-loka.si>
 173
 174         PR target/14631
 175         * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
 176         IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
 177         * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
 178         handling.
 179         (*mmx_pinsrw, *sse2_pinsrw): New patterns.
 180         * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
 181         const_pow2_1_to_128_operand): New predicates.
 182
 183 2005-01-02  Greg McGary  <greg@mcgary.org>
 184
 185         * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
 186         anonymous decls.
 187         (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
 188         object.  [ptr_type]: Remove unused variable.
 189         Remember nearest addressable array-element or record-component
 190         when checking bitfield components.  Tolerate empty BIND_EXPR.
 191
 192 2005-01-01  Richard Henderson  <rth@redhat.com>
 193
 194         * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
 195         that don't narrow the value.  Fail for other conversions.
 196
 197 2005-01-01  Richard Henderson  <rth@redhat.com>
 198
 199         PR c/19031
 200         * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
 201         * c-lang.c (finish_file): Don't do it here.
 202         * objc/objc-act.c (objc_finish_file): Likewise.
 203
 204         * cgraph.c (decl_assembler_name_equal): New.
 205         (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
 206         (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
 207         * cgraph.h (struct cgraph_varpool_node): Add next.
 208         (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
 209         * varasm.c (assemble_alias): Mark the target as needed.
 210
 211 2005-01-01  Andrew Pinski  <pinskia@physics.uc.edu>
 212
 213         PR middle-end/19221
 214         * function.c (get_arg_pointer_save_area): Use entry_of_function
 215         instead of get_insns.
 216
 217 2005-01-01  Roger Sayle  <roger@eyesopen.com>
 218             Andrew Pinski  <pinskia@physics.uc.edu>
 219             James E. Wilson  <wilson@specifixinc.com>
 220
 221         PR rtl-optimization/12092
 222         * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
 223         is zero.
 224
 225 2005-01-01  Roger Sayle  <roger@eyesopen.com>
 226             Olivier Hainque  <hainque@act-europe.fr>
 227
 228         * tree.c (int_fits_type_p): A narrower type always fits in a
 229         wider one, except for negative values into unsigned types.
 230
 231 2005-01-01  Roger Sayle  <roger@eyesopen.com>
 232
 233         * tree.c (int_fits_type_p): Compare the result of force_fit_type
 234         with the original constant rather than require TREE_OVERFLOW.
 235
 236 2005-01-01  Steven Bosscher  <stevenb@suse.de>
 237
 238         PR middle-end/17544
 239         * c-decl.c (finish_function): If compiling C99, annotate the
 240         compiler generated return with the current file name and line 0.
 241         * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
 242         the source line is greater than 0.
 243         (remove_bb): Likewise.
 244
 245 See ChangeLog.12 for earlier changes.