gcc/ChangeLog

   1 2004-01-05  Uros Bizjak  <uros@kss-loka.si>
   2
   3         * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
   4         Replace i387 with 'i386 compiler' in -mfpmath=sse option.
   5
   6 2005-01-04  Roger Sayle  <roger@eyesopen.com>
   7
   8         * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
   9         if deleting the then-block allows the test-block to fallthru to the
  10         else-block.
  11
  12 2005-01-04  Andrew Pinski  <pinskia@physics.uc.edu>
  13
  14         PR c/19152
  15         * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
  16         after the full declaration if the are in two different TUs.
  17
  18 2005-01-04  Richard Henderson  <rth@redhat.com>
  19
  20         PR tree-opt/19158
  21         * tree-sra.c (generate_one_element_init): Just
  22         call gimplify_and_add.
  23         (generate_element_init): Record the
  24         new referenced variables and mark them for renaming
  25         and split out to ...
  26         (generate_element_init_1): This.
  27         (scalarize_init): Don't call push_gimplify_context/
  28         pop_gimplify_context.
  29
  30 2005-01-04  Geoffrey Keating  <geoffk@apple.com>
  31
  32         * toplev.c (get_src_pwd): Handle failure of getpwd().
  33
  34 2005-01-04  Roger Sayle  <roger@eyesopen.com>
  35
  36         * fold-const.c (fold_single_bit_test): Delete unreachable handling
  37         of TRUTH_NOT_EXPR.
  38         (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
  39         all the cases handled by it are inverted by invert_truthvalue.
  40
  41 2005-01-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
  42
  43         * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
  44         (save_register_windowsi): Likewise.
  45
  46 2005-01-04  Richard Henderson  <rth@redhat.com>
  47
  48         * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
  49
  50 2005-01-04  Uros Bizjak  <uros@kss-loka.si>
  51
  52         PR middle-end/17767
  53         * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
  54         any simplifications of vector mode comparison operators.
  55         * simplify-rtx.c (simplify_relational_operation): Fix variable name.
  56
  57 2005-01-04  Paolo Bonzini  <bonzini@gnu.org>
  58             Devang Patel  <dpatel@apple.com>
  59
  60         PR tree-optimization/18308
  61         * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
  62         the operands before creating a new expression.
  63         * dojump.c (do_jump): Make drop_through_label available
  64         for all cases.  Add expansion of COND_EXPR.
  65
  66 2005-01-04  Ira Rosen  <irar@il.ibm.com>
  67
  68         * tree-vectorizer.c (vect_analyze_offset_expr): Test for
  69         INTEGER_CST instead of TREE_CONSTANT.
  70         (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
  71         instead of TREE_CONSTANT.
  72         (vect_analyze_pointer_ref_access): Test for INTEGER_CST
  73         instead of TREE_CONSTANT.
  74
  75 2005-01-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
  76
  77         * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
  78
  79 2005-01-04  Uros Bizjak  <uros@kss-loka.si>
  80
  81         PR target/19240
  82         * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
  83         (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
  84
  85 2005-01-03  Richard Henderson  <rth@redhat.com>
  86
  87         * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
  88         (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
  89         fold_convert_const_real_from_real): Split out from ...
  90         (fold_convert_const): ... here.
  91
  92 2005-01-03  Richard Henderson  <rth@redhat.com>
  93
  94         PR target/19235
  95         * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
  96         (mov<MMXMODEI>_internal): Likewise.
  97         (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
  98         Add V2SF case; use it for SSE1; don't use TI.
  99         (movdf_integer): Likewise.
 100         (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
 101
 102 2005-01-03  Ira Rosen  <irar@il.ibm.com>
 103
 104         * tree-vectorizer.c (vect_strip_conversions): New function.
 105         (vect_analyze_offset_expr): Call vect_strip_conversions. Add
 106         check for binary class.
 107
 108 2005-01-03  Daniel Berlin  <dberlin@dberlin.org>
 109
 110         Fix PR debug/17924
 111         Fix PR debug/19191
 112         * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
 113         is a decl.
 114         * gimple-low.c (mark_blocks_with_used_vars): New function.
 115         (mark_blocks_with_used_subblocks): Ditto.
 116         (mark_used_blocks): Ditto.
 117         (pass_mark_used_blocks): New pass.
 118         * tree-inline.c: Include debug.h.
 119         (expand_call_inline): Call outlining_inline_function here.
 120         * tree-optimize.c (init_tree_optimization_passes): Add
 121         pass_mark_used_blocks.
 122         * tree-pass.h (pass_mark_used_blocks): New.
 123         * Makefile.in (tree-inline.o): Add debug.h dependency.
 124
 125 2005-01-03  Geoffrey Keating  <geoffk@apple.com>
 126
 127         * config/darwin.c (darwin_handle_weak_import_attribute): Permit
 128         VAR_DECLs to have weak_import attribute.
 129
 130         * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
 131         'struct ucontext'.
 132
 133 2004-01-03  Steven Bosscher  <stevenb@suse.de>
 134
 135         * passes.c (rest_of_compilation): Don't run regmove if only
 136         flag_expensive_optimizations, require flag_regmove instead.
 137
 138 2005-01-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
 139
 140         * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
 141         register "sparc".
 142         * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
 143         * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
 144         * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
 145         * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
 146
 147 2005-01-03  Richard Henderson  <rth@redhat.com>
 148
 149         * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
 150         (ia64_const_ok_for_letter_p): New.
 151         (ia64_const_double_ok_for_letter_p): New.
 152         (ia64_extra_constraint): New.
 153         (ia64_expand_vecint_compare): New.
 154         (ia64_expand_vcondu_v2si): New.
 155         (ia64_expand_vecint_cmov): New.
 156         (ia64_expand_vecint_minmax): New.
 157         (ia64_print_operand): Add 'v'.
 158         (ia64_preferred_reload_class): New.
 159         (ia64_vector_mode_supported_p): New.
 160         * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
 161         (PREFERRED_RELOAD_CLASS): Move to function.
 162         (CONST_OK_FOR_LETTER_P): Move to function.
 163         (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
 164         (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
 165         (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
 166         (EXTRA_CONSTRAINT): Move to function.
 167         * config/ia64/ia64.md: Include vect.md.
 168         (itanium_class): Add mmalua.
 169         (type): Handle it.
 170         * config/ia64/itanium1.md (1_mmalua): New.  Add it to bypasses.
 171         (1b_mmalua): New.
 172         * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
 173         * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
 174         CONST0_RTX.
 175         (const_int_2bit_operand): New.
 176         (fr_reg_or_0_operand): New.
 177         * config/ia64/ia64-modes.def: Add vector modes.
 178         * config/ia64/ia64-protos.h: Update.
 179         * config/ia64/vect.md: New file.
 180
 181 2005-01-03  Richard Henderson  <rth@redhat.com>
 182
 183         * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
 184
 185 2005-01-03  Uros Bizjak  <uros@kss-loka.si>
 186
 187         PR target/19236
 188         * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
 189         to SFmode.
 190         (log1pdf2): Change mode of operands[0,1] to DFmode.
 191
 192 2005-01-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
 193
 194         * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
 195         * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
 196         * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
 197         * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
 198         SPARC_RELAXED_ORDERING.
 199
 200 2005-01-03  Richard Henderson  <rth@redhat.com>
 201             Uros Bizjak  <uros@kss-loka.si>
 202
 203         PR target/14631
 204         * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
 205         IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
 206         * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
 207         handling.
 208         (*mmx_pinsrw, *sse2_pinsrw): New patterns.
 209         * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
 210         const_pow2_1_to_128_operand): New predicates.
 211
 212 2005-01-02  Greg McGary  <greg@mcgary.org>
 213
 214         * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
 215         anonymous decls.
 216         (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
 217         object.  [ptr_type]: Remove unused variable.
 218         Remember nearest addressable array-element or record-component
 219         when checking bitfield components.  Tolerate empty BIND_EXPR.
 220
 221 2005-01-01  Richard Henderson  <rth@redhat.com>
 222
 223         * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
 224         that don't narrow the value.  Fail for other conversions.
 225
 226 2005-01-01  Richard Henderson  <rth@redhat.com>
 227
 228         PR c/19031
 229         * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
 230         * c-lang.c (finish_file): Don't do it here.
 231         * objc/objc-act.c (objc_finish_file): Likewise.
 232
 233         * cgraph.c (decl_assembler_name_equal): New.
 234         (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
 235         (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
 236         * cgraph.h (struct cgraph_varpool_node): Add next.
 237         (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
 238         * varasm.c (assemble_alias): Mark the target as needed.
 239
 240 2005-01-01  Andrew Pinski  <pinskia@physics.uc.edu>
 241
 242         PR middle-end/19221
 243         * function.c (get_arg_pointer_save_area): Use entry_of_function
 244         instead of get_insns.
 245
 246 2005-01-01  Roger Sayle  <roger@eyesopen.com>
 247             Andrew Pinski  <pinskia@physics.uc.edu>
 248             James E. Wilson  <wilson@specifixinc.com>
 249
 250         PR rtl-optimization/12092
 251         * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
 252         is zero.
 253
 254 2005-01-01  Roger Sayle  <roger@eyesopen.com>
 255             Olivier Hainque  <hainque@act-europe.fr>
 256
 257         * tree.c (int_fits_type_p): A narrower type always fits in a
 258         wider one, except for negative values into unsigned types.
 259
 260 2005-01-01  Roger Sayle  <roger@eyesopen.com>
 261
 262         * tree.c (int_fits_type_p): Compare the result of force_fit_type
 263         with the original constant rather than require TREE_OVERFLOW.
 264
 265 2005-01-01  Steven Bosscher  <stevenb@suse.de>
 266
 267         PR middle-end/17544
 268         * c-decl.c (finish_function): If compiling C99, annotate the
 269         compiler generated return with the current file name and line 0.
 270         * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
 271         the source line is greater than 0.
 272         (remove_bb): Likewise.
 273
 274 See ChangeLog.12 for earlier changes.