gcc/ChangeLog

   1 2005-01-05  Stan Shebs  <shebs@apple.com>
   2
   3         * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
   4         Mach-O getters if ppc64.
   5         * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
   6         size argument.
   7         * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
   8         signed four-byte field for global code case.
   9         (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
  10
  11 2005-01-05  Roger Sayle  <roger@eyesopen.com>
  12
  13         PR middle-end/19100
  14         * c-common.c: Include real.h.
  15         (c_common_truthvalue_conversion): Avoid destructively modifying expr.
  16         Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
  17         Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
  18         * Makefile.in (c-common.o): Update dependencies.
  19
  20 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
  21
  22         * c-parse.in (asm_string): Add trailing semicolon.
  23
  24 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
  25
  26         * c-parse.in (asm_string): New.  Don't allow wide strings in
  27         'asm'.
  28         (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
  29         asm_string instead of STRING.
  30
  31 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
  32
  33         * c-typeck.c (constructor_no_implicit): Remove.
  34         (set_designator, process_init_element): Don't check
  35         constructor_no_implicit.
  36
  37 2005-01-05  J"orn Rennecke <joern.rennecke@st.com>
  38             Kaz Kojima  <kkojima@gcc.gnu.org>
  39
  40         PR target/16482
  41         * lcm.c (create_pre_exit): New.
  42         (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
  43         ENTRY_EXIT_EXTRA to 3.  Use create_pre_exit.
  44
  45 2004-01-05  Richard Earnshaw  <rearnsha@arm.com>
  46
  47         * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
  48         -msoft-float in target_float_switch.
  49         * arm.c (arm_override_options): Fix processing of target_float_switch.
  50
  51 2004-01-05  Richard Earnshaw  <rearnsha@arm.com>
  52
  53         * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
  54         preferencing.
  55
  56 2004-01-05  Uros Bizjak  <uros@kss-loka.si>
  57
  58         * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
  59         Replace i387 with 'i386 compiler' in -mfpmath=sse option.
  60
  61 2005-01-04  Roger Sayle  <roger@eyesopen.com>
  62
  63         * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
  64         if deleting the then-block allows the test-block to fallthru to the
  65         else-block.
  66
  67 2005-01-04  Andrew Pinski  <pinskia@physics.uc.edu>
  68
  69         PR c/19152
  70         * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
  71         after the full declaration if the are in two different TUs.
  72
  73 2005-01-04  Richard Henderson  <rth@redhat.com>
  74
  75         PR tree-opt/19158
  76         * tree-sra.c (generate_one_element_init): Just
  77         call gimplify_and_add.
  78         (generate_element_init): Record the
  79         new referenced variables and mark them for renaming
  80         and split out to ...
  81         (generate_element_init_1): This.
  82         (scalarize_init): Don't call push_gimplify_context/
  83         pop_gimplify_context.
  84
  85 2005-01-04  Geoffrey Keating  <geoffk@apple.com>
  86
  87         * toplev.c (get_src_pwd): Handle failure of getpwd().
  88
  89 2005-01-04  Roger Sayle  <roger@eyesopen.com>
  90
  91         * fold-const.c (fold_single_bit_test): Delete unreachable handling
  92         of TRUTH_NOT_EXPR.
  93         (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
  94         all the cases handled by it are inverted by invert_truthvalue.
  95
  96 2005-01-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
  97
  98         * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
  99         (save_register_windowsi): Likewise.
 100
 101 2005-01-04  Richard Henderson  <rth@redhat.com>
 102
 103         * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
 104
 105 2005-01-04  Uros Bizjak  <uros@kss-loka.si>
 106
 107         PR middle-end/17767
 108         * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
 109         any simplifications of vector mode comparison operators.
 110         * simplify-rtx.c (simplify_relational_operation): Fix variable name.
 111
 112 2005-01-04  Paolo Bonzini  <bonzini@gnu.org>
 113             Devang Patel  <dpatel@apple.com>
 114
 115         PR tree-optimization/18308
 116         * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
 117         the operands before creating a new expression.
 118         * dojump.c (do_jump): Make drop_through_label available
 119         for all cases.  Add expansion of COND_EXPR.
 120
 121 2005-01-04  Ira Rosen  <irar@il.ibm.com>
 122
 123         * tree-vectorizer.c (vect_analyze_offset_expr): Test for
 124         INTEGER_CST instead of TREE_CONSTANT.
 125         (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
 126         instead of TREE_CONSTANT.
 127         (vect_analyze_pointer_ref_access): Test for INTEGER_CST
 128         instead of TREE_CONSTANT.
 129
 130 2005-01-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
 131
 132         * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
 133
 134 2005-01-04  Uros Bizjak  <uros@kss-loka.si>
 135
 136         PR target/19240
 137         * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
 138         (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
 139
 140 2005-01-03  Richard Henderson  <rth@redhat.com>
 141
 142         * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
 143         (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
 144         fold_convert_const_real_from_real): Split out from ...
 145         (fold_convert_const): ... here.
 146
 147 2005-01-03  Richard Henderson  <rth@redhat.com>
 148
 149         PR target/19235
 150         * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
 151         (mov<MMXMODEI>_internal): Likewise.
 152         (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
 153         Add V2SF case; use it for SSE1; don't use TI.
 154         (movdf_integer): Likewise.
 155         (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
 156
 157 2005-01-03  Ira Rosen  <irar@il.ibm.com>
 158
 159         * tree-vectorizer.c (vect_strip_conversions): New function.
 160         (vect_analyze_offset_expr): Call vect_strip_conversions. Add
 161         check for binary class.
 162
 163 2005-01-03  Daniel Berlin  <dberlin@dberlin.org>
 164
 165         Fix PR debug/17924
 166         Fix PR debug/19191
 167         * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
 168         is a decl.
 169         * gimple-low.c (mark_blocks_with_used_vars): New function.
 170         (mark_blocks_with_used_subblocks): Ditto.
 171         (mark_used_blocks): Ditto.
 172         (pass_mark_used_blocks): New pass.
 173         * tree-inline.c: Include debug.h.
 174         (expand_call_inline): Call outlining_inline_function here.
 175         * tree-optimize.c (init_tree_optimization_passes): Add
 176         pass_mark_used_blocks.
 177         * tree-pass.h (pass_mark_used_blocks): New.
 178         * Makefile.in (tree-inline.o): Add debug.h dependency.
 179
 180 2005-01-03  Geoffrey Keating  <geoffk@apple.com>
 181
 182         * config/darwin.c (darwin_handle_weak_import_attribute): Permit
 183         VAR_DECLs to have weak_import attribute.
 184
 185         * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
 186         'struct ucontext'.
 187
 188 2004-01-03  Steven Bosscher  <stevenb@suse.de>
 189
 190         * passes.c (rest_of_compilation): Don't run regmove if only
 191         flag_expensive_optimizations, require flag_regmove instead.
 192
 193 2005-01-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
 194
 195         * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
 196         register "sparc".
 197         * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
 198         * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
 199         * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
 200         * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
 201
 202 2005-01-03  Richard Henderson  <rth@redhat.com>
 203
 204         * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
 205         (ia64_const_ok_for_letter_p): New.
 206         (ia64_const_double_ok_for_letter_p): New.
 207         (ia64_extra_constraint): New.
 208         (ia64_expand_vecint_compare): New.
 209         (ia64_expand_vcondu_v2si): New.
 210         (ia64_expand_vecint_cmov): New.
 211         (ia64_expand_vecint_minmax): New.
 212         (ia64_print_operand): Add 'v'.
 213         (ia64_preferred_reload_class): New.
 214         (ia64_vector_mode_supported_p): New.
 215         * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
 216         (PREFERRED_RELOAD_CLASS): Move to function.
 217         (CONST_OK_FOR_LETTER_P): Move to function.
 218         (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
 219         (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
 220         (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
 221         (EXTRA_CONSTRAINT): Move to function.
 222         * config/ia64/ia64.md: Include vect.md.
 223         (itanium_class): Add mmalua.
 224         (type): Handle it.
 225         * config/ia64/itanium1.md (1_mmalua): New.  Add it to bypasses.
 226         (1b_mmalua): New.
 227         * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
 228         * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
 229         CONST0_RTX.
 230         (const_int_2bit_operand): New.
 231         (fr_reg_or_0_operand): New.
 232         * config/ia64/ia64-modes.def: Add vector modes.
 233         * config/ia64/ia64-protos.h: Update.
 234         * config/ia64/vect.md: New file.
 235
 236 2005-01-03  Richard Henderson  <rth@redhat.com>
 237
 238         * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
 239
 240 2005-01-03  Uros Bizjak  <uros@kss-loka.si>
 241
 242         PR target/19236
 243         * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
 244         to SFmode.
 245         (log1pdf2): Change mode of operands[0,1] to DFmode.
 246
 247 2005-01-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
 248
 249         * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
 250         * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
 251         * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
 252         * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
 253         SPARC_RELAXED_ORDERING.
 254
 255 2005-01-03  Richard Henderson  <rth@redhat.com>
 256             Uros Bizjak  <uros@kss-loka.si>
 257
 258         PR target/14631
 259         * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
 260         IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
 261         * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
 262         handling.
 263         (*mmx_pinsrw, *sse2_pinsrw): New patterns.
 264         * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
 265         const_pow2_1_to_128_operand): New predicates.
 266
 267 2005-01-02  Greg McGary  <greg@mcgary.org>
 268
 269         * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
 270         anonymous decls.
 271         (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
 272         object.  [ptr_type]: Remove unused variable.
 273         Remember nearest addressable array-element or record-component
 274         when checking bitfield components.  Tolerate empty BIND_EXPR.
 275
 276 2005-01-01  Richard Henderson  <rth@redhat.com>
 277
 278         * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
 279         that don't narrow the value.  Fail for other conversions.
 280
 281 2005-01-01  Richard Henderson  <rth@redhat.com>
 282
 283         PR c/19031
 284         * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
 285         * c-lang.c (finish_file): Don't do it here.
 286         * objc/objc-act.c (objc_finish_file): Likewise.
 287
 288         * cgraph.c (decl_assembler_name_equal): New.
 289         (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
 290         (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
 291         * cgraph.h (struct cgraph_varpool_node): Add next.
 292         (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
 293         * varasm.c (assemble_alias): Mark the target as needed.
 294
 295 2005-01-01  Andrew Pinski  <pinskia@physics.uc.edu>
 296
 297         PR middle-end/19221
 298         * function.c (get_arg_pointer_save_area): Use entry_of_function
 299         instead of get_insns.
 300
 301 2005-01-01  Roger Sayle  <roger@eyesopen.com>
 302             Andrew Pinski  <pinskia@physics.uc.edu>
 303             James E. Wilson  <wilson@specifixinc.com>
 304
 305         PR rtl-optimization/12092
 306         * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
 307         is zero.
 308
 309 2005-01-01  Roger Sayle  <roger@eyesopen.com>
 310             Olivier Hainque  <hainque@act-europe.fr>
 311
 312         * tree.c (int_fits_type_p): A narrower type always fits in a
 313         wider one, except for negative values into unsigned types.
 314
 315 2005-01-01  Roger Sayle  <roger@eyesopen.com>
 316
 317         * tree.c (int_fits_type_p): Compare the result of force_fit_type
 318         with the original constant rather than require TREE_OVERFLOW.
 319
 320 2005-01-01  Steven Bosscher  <stevenb@suse.de>
 321
 322         PR middle-end/17544
 323         * c-decl.c (finish_function): If compiling C99, annotate the
 324         compiler generated return with the current file name and line 0.
 325         * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
 326         the source line is greater than 0.
 327         (remove_bb): Likewise.
 328
 329 See ChangeLog.12 for earlier changes.