1 2007-03-26 Zack Weinberg <zackw@panix.com>
3 * gengtype-parse.c: New file.
4 * gengtype-yacc.y: Delete.
5 * gengtype-lex.l: Don't include gengtype-yacc.h.
6 Define YY_DECL and yyterminate appropriately for recursive
7 descent parser. yylval is now a string out-parameter to yylex.
8 (HWS, EOID): New shorthand.
9 (IWORD): Add a couple more types.
10 (yylex): Add a setup stanza. Remove the complex rules for
11 detecting GTY'ed types and typedefs; replace with simple
12 keyword detectors. Adjust everything for the changed
13 definition of yylval. Ignore all pp-directives, not just #define.
15 (parse_file): Rename yybegin; do not call yyparse.
17 * gengtype.c (xasprintf): Export again.
18 (this_file): New. Use everywhere __FILE__ was being used.
19 (get_lang_bitmap): Special case types defined in gengtype.c.
20 (do_typedef, new_structure): Suppress definition of certain types.
21 (new_structure): Improve diagnostics of duplicate definitions.
22 Make sure location_s is associated with input.h.
23 (nreverse_pairs, define_location_structures): New functions.
24 (main): Improve tagging of kludge types. Remove old kludges
25 for input.h types; use define_location_structures.
26 * gengtype.h: Update prototypes. Define token codes here.
27 * Makefile.in: Remove all references to gengtype-yacc.
28 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
30 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
31 add GTY((skip)) to the field that's only conditionally there.
32 * doc/install.texi: Document that Bison is no longer required
33 unless building treelang.
35 * gengtype.c: Don't include gtyp-gen.h.
36 (srcdir): Declare here.
37 (base_files, lang_dir_names): Allocate dynamically.
38 (gt_files, num_gt_files, num_lang_dirs): New globals.
39 (measure_input_list, read_input_line, read_input_list)
40 (set_lang_bitmap): New functions.
41 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
42 simplify, relying on read_input_list to set up the bitmaps.
43 (main): Arguments are no longer unused. Check for correct number
44 of command line arguments, set srcdir and srcdir_len, then call
45 read_input_list, before doing anything else. No need to worry
46 about duplicates in main loop.
47 * configure.ac: Simplify the calculation of all_gtfiles.
48 Put language tags in there. Don't set or substitute
49 all_gtfiles_files_langs or all_gtfiles_files_frags.
50 * Makefile.in: Revamp the way gengtype is invoked, now that it
51 takes a file on its command line with a much simpler format.
52 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
53 (GTFILES): Remove duplicates and C source files.
54 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
55 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
56 * configure: Regenerate.
58 * gengtype.h: Remove all type definitions to gengtype.c; leave
59 only definitions of options_p, type_p, and pair_p as opaque
60 pointers. Update prototypes.
61 * gengtype.c: Many type definitions moved here from gengtype.h.
62 Consolidate type definitions at the top of the file.
64 (xasprintf): Make static.
65 (create_nested_pointer_option): Add 'next' parameter.
66 (create_field_all, create_field_at): New functions.
67 (create_field): Now a thin wrapper around create_field_all.
68 (create_optional_field): Rename create_optional_field_ and add
69 line argument. Original name is now a macro which supplies
71 (oprintf): Use vsnprintf directly.
72 (close_output_files): Use fatal rather than perror/exit.
73 (note_def_vec, note_def_vec_alloc): Use create_field_at.
74 (main): Set progname. Don't use exit.
75 * gengtype-yacc.y (struct_fields): Use create_field_at.
76 (option, optionseqopt): Delete.
77 (optionseq): Consolidate productions from option here so we
78 can use the first argument to create_option.
80 * gengtype-lex.l: Distinguish unions from structures in the
81 token type. Don't call find_structure; return the tag as a string.
82 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
83 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
84 Reorganize typedef_struct production accordingly.
85 Use create_nested_ptr_option.
86 * gengtype.c (create_nested_ptr_option): New function.
87 * gengtype.h: Declare it.
89 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
90 (string_type): Don't declare.
91 (do_scalar_typedef): Declare.
92 (create_scalar_type): Update prototype.
93 * gengtype.c (string_type): Make static.
94 (scalar_nonchar, scalar_char): New.
95 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
96 (resolve_typedef): Use scalar_nonchar for error recovery.
97 (create_scalar_type): Remove name_len field. Return scalar_char
98 or scalar_nonchar as appropriate.
99 (adjust_field_type): Look at scalar_is_char boolean to decide whether
101 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
103 (main): Initialize scalar_char and scalar_nonchar before calling
105 * gengtype-lex.l: Adjust for removal of second argument to
106 create_scalar_type. Use yylval.s instead of yylval.t when
108 * gengtype-yacc.y: Type of SCALAR is string. Call
109 create_scalar_type from type:SCALAR rule. Adjust for removal of
110 second argument to create_scalar_type.
112 * vec.h: Remove all #if IN_GENGTYPE blocks.
113 Add comment saying that changes may require adjustments to gengtype.
114 * gengtype.c: Don't include coretypes.h or tm.h.
115 Add comment to inclusion of errors.h.
116 (note_def_vec, note_def_vec_alloc): New functions.
117 * gengtype.h: Declare new functions.
118 * gengtype-lex.l: Don't include coretypes.h.
119 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
121 (update_lineno): Remove unnecessary prototype.
122 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
123 (VEC rule): Just return VEC_TOKEN.
124 * gengtype-yacc.y (VEC_TOKEN): New token type.
125 (type): Add a production for VEC(a,b).
126 * Makefile.in: Update dependencies.
128 * gengtype-lex.l: Remove rules for parsing pointer-to-function
129 typedefs that use the old PARAMS macro.
131 * gengtype-lex.l: Remove all rules and states relating to yacc
133 * gengtype-yacc.y: Similarly.
134 * gengtype.c (note_yacc_type): Delete function.
135 * gengtype.h: Update prototypes.
137 2007-03-26 Joseph Myers <joseph@codesourcery.com>
139 * tree-pretty-print.c (dump_generic_node): Report precision of
140 unnamed integer types.
142 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
144 * ifcvt.c (noce_try_store_flag_constants): Don't check
146 (noce_try_store_flag_constants): Don't check no_new_pseudos.
147 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
148 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
149 noce_try_sign_mask): Likewise.
150 (if_convert): Check no_new_pseudos here.
152 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
154 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
155 (noce_get_condition): Handle new then_else_reversed argument.
156 (noce_init_if_info): Remove, fold into noce_find_if_block.
157 (noce_process_if_block): Take a struct noce_if_info as the
158 argument. Don't set up one based on ce_if_info. Update pointer
159 references accordingly.
160 (cond_move_process_if_block): Likewise.
161 (process_if_block): Removed.
162 (find_if_block): Removed. Move functionality two new functions,
163 noce_find_if_block and cond_exec_find_if_block.
164 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
165 blocks and the symmetric IF-ELSE-JOIN case.
166 (cond_exec_find_if_block): Also new function mostly based on old
167 find_if_block and process_if_block.
168 (find_if_header): Replace find_if_block call with separately
169 guarded calls to noce_find_if_block and cond_exec_find_if_block.
170 (find_cond_trap): Update noce_get_condition call.
171 (dead_or_predicable): Likewise.
173 2007-03-26 Jakub Jelinek <jakub@redhat.com>
175 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
177 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
178 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
179 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
180 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
181 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
182 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
183 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
184 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
185 __builtin_ia32_psrad128 builtins.
187 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
189 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
190 * config/i386/constraints.md
191 (define_constraint "I"): Use IN_RANGE macro.
192 (define_constraint "J"): Ditto.
193 (define_constraint "K"): Ditto.
194 (define_constraint "M"): Ditto.
195 (define_constraint "N"): Ditto.
196 (define_constraint "O"): Ditto.
197 * config/i386/predicates.md
198 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
199 (define_predicate "const_0_to_3_operand"): Ditto.
200 (define_predicate "const_0_to_7_operand"): Ditto.
201 (define_predicate "const_0_to_15_operand"): Ditto.
202 (define_predicate "const_0_to_63_operand"): Ditto.
203 (define_predicate "const_0_to_255_operand"): Ditto.
204 (define_predicate "const_1_to_31_operand"): Ditto.
205 (define_predicate "const_2_to_3_operand"): Ditto.
206 (define_predicate "const_4_to_7_operand"): Ditto.
208 2007-03-25 David Edelsohn <edelsohn@gnu.org>
210 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
211 in SImode for save_world.
212 * config/rs6000/altivec.md (save_world, restore_world): Convert to
215 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
217 PR tree-optimization/30784
218 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
221 2007-03-25 Revital Eres <eres@il.ibm.com>
223 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
224 Fold movement_possibility function into it.
226 2007-03-25 David Edelsohn <edelsohn@gnu.org>
228 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
229 (load_macho_picbase_{si,di}): Convert to LR hard reg.
230 (call_indirect_nonlocal_darwin64): Same.
231 (call_nonlocal_darwin64): Same.
232 (call_value_indirect_nonlocal_darwin64): Same.
233 (call_value_nonlocal_darwin64): Same.
234 (sibcall_nonlocal_darwin64): Same.
235 (sibcall_value_nonlocal_darwin64): Same.
236 (sibcall_symbolic_64): Same.
237 (sibcall_value_symbolic_64): Same.
238 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
240 (rs6000_emit_load_toc_table): Same.
241 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
242 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
248 (load_toc_v4_pic_si): Same
249 (load_toc_v4_PIC_1): Same.
250 (load_toc_v4_PIC_1b): Same.
251 (call_indirect_aix{32,64}): Same.
252 (call_value_indirect_aix{32,64}): Same.
255 (call_local{32,64}): Same.
256 (call_value_local{32,64}): Same.
257 (call_indirect_nonlocal_aix{32,64}): Same.
258 (call_nonlocal_aix{32,64}): Same.
259 (call_value_indirect_nonlocal_aix{32,64}): Same.
260 (call_value_nonlocal_aix{32,64}): Same.
261 (call_indirect_nonlocal_sysv<mode>): Same.
262 (call_nonlocal_sysv<mode>): Same.
263 (call_value_indirect_nonlocal_sysv<mode>): Same.
264 (call_value_nonlocal_sysv<mode>): Same.
266 (sibcall_local{32,64}): Same.
267 (sibcall_value_local{32,64}): Same.
268 (sibcall_nonlocal_aix{32,64}): Same.
269 (sibcall_value_nonlocal_aix{32,64}): Same.
270 (sibcall_nonlocal_sysv<mode>): Same.
271 (sibcall_value): Same.
272 (sibcall_value_nonlocal_sysv<mode>): Same.
274 2007-03-24 Paul Brook <paul@codesourcery.com>
276 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
277 * config/arm/linux-eabi.h: Remove legacy syscall hack.
279 2007-03-24 Richard Henderson <rth@redhat.com>
281 * config/ia64/constraints.md: New file.
282 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
283 satisfies_constraint_?.
284 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
285 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
286 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
287 ia64_output_mi_thunk): Likewise.
288 (ia64_const_ok_for_letter_p): Remove.
289 (ia64_const_double_ok_for_letter_p): Remove.
290 (ia64_extra_constraint): Remove.
291 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
292 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
293 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
294 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
295 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
296 EXTRA_MEMORY_CONSTRAINT): Remove.
297 * config/ia64/ia64.md: Include constriants.md. Replace
298 CONST_OK_FOR_? with satisfies_constraint_?.
300 2007-03-23 Michael Meissner <michael.meissner@amd.com>
301 H.J. Lu <hongjiu.lu@intel.com>
303 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
305 (name macros): Use DPD_BID_NAME to convert names properly.
307 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
308 decimal floating point format.
309 (init_floating_libfuncs): Change decimal functions so that they
310 have a "bid_" prefix if the decimal system uses the BID format,
311 and "dpd_" prefix if the decimal system uses the DPD format.
312 (init_interclass_conv_libfuncs): Ditto.
313 (init_intraclass_conv_libfuncs): Ditto.
315 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
316 using the BID format.
318 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
319 whether we are using the BID decimal format.
320 * configure: Regenerate.
322 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
323 the compiler has decimal floating point enabled. Define
324 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
327 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
328 using the BID format.
330 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
331 whether we are using the BID decimal format.
332 * configure: Regenerate.
334 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
335 the compiler has decimal floating point enabled. Define
336 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
339 * doc/install.texi (--enable-decimal-float): Document BID and DPD
340 options, and that it is enabled for i386/x86_64 systems.
342 * Makefile.in (enable_decimal_float): New.
344 (DECNUMINC): Add -I$(DECNUMFMT).
345 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
346 to $(DECNUMFMT) from $(DECNUM).
348 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
349 Substitute enable_decimal_float.
350 * configure: Regenerated.
353 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
356 * configure.ac: Enable decimal float for x86_64-*-linux*.
357 * configure: Regenerated.
360 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
361 decimal128ClearSign to flip and clear the sign bit in decimal128.
362 (decimal_real_maxval): Set decimal128SetSign to set the sign
365 2007-03-23 Ian Lance Taylor <iant@google.com>
367 * fold-const.c (fold_binary): Correct warning for X - c >= X.
369 2007-03-23 Ian Lance Taylor <iant@google.com>
371 * tree-dump.c (dump_files): Correct comment.
373 2007-03-23 Ian Lance Taylor <iant@google.com>
375 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
377 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
379 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
380 in cfglayout mode. Don't go into and out of cfglayout mode.
381 Link the blocks in the order of the constructed traces.
382 (rest_of_handle_tracer): Adjust call to tracer.
383 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
384 Don't go into cfglayout mode.
385 (rtl_loop_done): Don't go out of cfglayout mode.
386 * cfglayout.c (relink_block_chain): New function, split out from...
387 (fixup_reorder_chain): ...here. Remove redundant checking.
388 (cfg_layout_finalize): Don't clear the header, footer, and aux
389 fields here, move the code to do so to relink_block_chain. Likewise
390 for free_original_copy_tables.
391 * rtl.h (tracer): Update prototype.
392 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
393 Assert we are in cfglayout mode. Don't go into and out of cfglayout
394 mode. Use relink_block_chain to serialize the CFG according to the
395 new basic block order. Move targetm.cannot_modify_jumps_p check from
397 (gate_handle_reorder_blocks): ...to here.
398 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
400 (gate_duplicate_computed_gotos): ...to here.
401 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
402 something always changes when going into and out of cfglayout mode.
403 Perform an expensive cfg cleanup while going into cfglayout mode.
404 Always update liveness information on HAVE_conditional_execution
405 targets. Reserialize the basic blocks and go out of cfglayout mode.
406 * reg-stack.c: Include cfglayout.h.
407 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
408 the call to reorder_basic_blocks.
409 * basic-block.h (reorder_basic_blocks): Update prototype.
410 (relink_block_chain): New prototype.
411 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
413 2007-03-23 Joseph Myers <joseph@codesourcery.com>
415 * config/mips/mips.md (type, hazard, *movdi_32bit,
416 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
417 *movhi_internal, *movqi_internal, *movsf_hardfloat,
418 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
419 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
420 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
422 (movcc): Change first xfer to multi.
423 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
424 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
425 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
426 config/mips/generic.md: Change reservations using "xfer" to use
428 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
430 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
431 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
433 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
435 2007-03-22 Richard Henderson <rth@redhat.com>
437 * config/i386/i386.c: Remove unnecessary function declarations.
438 Move targetm definition, and all related macros, to the end of
439 the file. Resort some functions to put definitions before uses.
440 (ix86_attribute_table): Make static. Move to end of file.
441 (ix86_gimplify_va_arg): Make static.
443 2007-03-22 Richard Henderson <rth@redhat.com>
445 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
446 don't increase local_regparm with force_align_arg_pointer check.
447 (ix86_function_sseregparm): Assert 32-bit.
448 (type_has_variadic_args_p): New.
449 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
450 type_has_variadic_args_p.
451 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
452 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
453 use memset instead. Do maybe_vaarg check first; skip attribute
454 tests if true; skip attribute tests for 64-bit.
455 (construct_container): Remove TARGET_DEBUG_ARG.
456 (function_arg_advance_32, function_arg_advance_64): Split out ...
457 (function_arg_advance): ... from here.
458 (function_arg_32, function_arg_64): Split out ...
459 (function_arg): ... from here.
460 (ix86_pass_by_reference): Tidy.
461 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
462 (function_value_32): New, from parts of ix86_function_value
463 and ix86_value_regno.
464 (function_value_64): New, from parts of ix86_function_value
465 and ix86_libcall_value.
466 (ix86_function_value_1): New.
467 (ix86_function_value, ix86_libcall_value): Use it.
468 (return_in_memory_32, return_in_memory_64): Split out ...
469 (ix86_return_in_memory): ... from here.
470 (ix86_struct_value_rtx): Skip for 64-bit.
471 (ix86_libcall_value, ix86_value_regno): Remove.
472 (setup_incoming_varargs_64): Split out ...
473 (ix86_setup_incoming_varargs): ... from here.
474 (ix86_va_start): Remove TARGET_DEBUG_ARG.
475 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
476 * config/i386/i386-protos.h (ix86_function_value): Remove.
477 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
479 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
482 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
483 infinities not supported, otherwise emit warning if -Woverflow. On
484 underflow, emit warning if -Woverflow.
485 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
487 * real.h (real_from_string): Update declaration
489 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
490 Richard Henderson <rth@redhat.com>
492 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
493 * calls.c (compute_argument_block_size, expand_call,
494 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
495 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
496 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
497 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
498 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
499 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
500 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
501 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
504 2007-03-22 Joseph Myers <joseph@codesourcery.com>
506 * c-incpath.c (add_sysroot_to_chain): New.
507 (merge_include_chains): Add sysroot argument. Call
508 add_sysroot_to_chain if sysrooted.
509 (register_include_chains): Update call to merge_include_chains.
510 * doc/cppopts.texi: Document use of '=' in include directory
513 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
515 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
516 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
517 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
518 insn pattern using X87MODEF12 mode macro.
520 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
522 * regmove.c (regmove_optimize): Use reg_mentioned_p
523 instead of reg_overlap_mentioned_p for DST.
525 2007-03-21 Mike Stump <mrs@apple.com>
527 * c.opt: Fixup for Objective-C/C++.
529 2007-03-21 Steve Ellcey <sje@cup.hp.com>
531 * explow.c (convert_memory_address): Fold memory reference when
532 POINTERS_EXTEND_UNSIGNED < 0
534 2007-03-21 Richard Henderson <rth@redhat.com>
537 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
538 * config/i386/mmintrin.h (__m64): Likewise.
539 * config/i386/xmmintrin.h (__m128): Likewise.
541 2007-03-21 Richard Sandiford <richard@codesourcery.com>
543 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
544 (VXWORKS_OS_CPP_BUILTINS): Define.
545 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
546 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
548 2007-03-21 Richard Sandiford <richard@codesourcery.com>
550 * rtl.h (constant_pool_reference_p): Delete.
551 (find_constant_src): Declare.
552 * rtlanal.c (find_constant_src): New function.
553 * simplify-rtx.c (constant_pool_reference_p): Delete.
554 * config/i386/i386.md: Use find_constant_src instead of
555 constant_pool_reference_p/avoid_constant_pool_reference pairs.
557 2007-03-21 Richard Sandiford <richard@codesourcery.com>
559 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
560 * c-cppbuiltin.c (c_cpp_builtins): Define them.
562 2007-03-20 Mark Mitchell <mark@codesourcery.com>
564 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
565 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
566 (arm_elf_asm_constructor): Use it.
567 (arm_elf_asm_destructor): New function.
569 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
571 * jump.c (mark_jump_label): Treat SEQUENCE specially.
573 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
575 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
577 2007-03-19 Andrew Haley <aph@redhat.com>
579 PR tree-optimization/31264
580 * tree-vrp.c (register_edge_assert_for_1): Don't look though
583 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
585 PR rtl-optimization/30907
586 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
587 (fwprop_init): Always call loop_optimizer_initialize.
588 (fwprop_done): Always call loop_optimizer_finalize.
589 (fwprop): We always have loop info now.
590 (gate_fwprop_addr): Remove.
591 (pass_fwprop_addr): Use gate_fwprop as gate.
593 PR rtl-optimization/30841
594 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
595 df_chain_alloc): Call df_reorganize_refs unconditionally.
596 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
597 refs_organized to refs_organized_size.
598 (df_ref_create_structure): Use refs_organized_size instead of
599 bitmap_size if refs had been organized, and keep refs_organized_size
601 * df.h (struct df_ref_info): Change refs_organized to
603 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
606 2007-03-19 Mark Mitchell <mark@codesourcery.com>
608 * except.c (output_function_exception_table): Do not reference the
609 EH personality routine for functions that do not require an
612 2007-03-20 Jakub Jelinek <jakub@redhat.com>
615 * c-typeck.c (convert_for_assignment): Call comptypes for
616 RECORD_TYPE or UNION_TYPE.
619 * reload1.c (reload): Do invalid ASM checking after
620 cleanup_subreg_operands.
622 2007-03-19 Jeff Law <law@redhat.com>
624 * tree-cfg.c (find_taken_edge): Tighten conditions for
625 optimizing computed gotos.
627 2007-03-19 Michael Matz <matz@suse.de>
629 * builtins.c (expand_builtin_sync_operation,
630 expand_builtin_compare_and_swap,
631 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
634 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
635 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
638 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
640 * doc/tm.texi: Add brackets around the return type of
641 TARGET_SECONDARY_RELOAD.
643 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
644 Richard Guenther <rguenther@suse.de>
646 PR tree-optimization/31254
647 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
648 Use handled_component_p () where appropriate. Continue
649 propagating into the rhs if we propagated into an INDIRECT_REF
652 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
654 * config/s390/s390.md (op_type attribute): RRR instruction type added.
655 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
656 (xde, xdee): Mode attributes adjusted to support DFP modes.
657 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
658 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
659 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
660 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
661 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
662 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
663 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
665 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
666 "movsf"): Insn definitions removed.
667 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
668 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
669 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
671 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
672 "reload_in<mode>", "reload_out<mode>"): Expander added.
673 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
676 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
678 * config/s390/s390.md: Only non-functional changes. Renamed
679 FPR mode macro to BFP all over the file.
681 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
683 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
684 (op_type attribute): RRF instruction type added.
685 (fT0): New mode attribute.
686 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
687 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
688 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
689 no secondary memory is needed when moving DFmode values between GPRs
692 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
694 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
695 inverted and documentation adjusted.
696 ("mhard-dfp", "msoft-dfp"): New options.
697 * config/s390/s390.c (s390_handle_arch_option): New architecture
699 (override_options): Sanity checks for the new options added.
700 * config.gcc: New architecture switch: z9-ec.
701 * config/s390/s390.h (processor_flags): PF_DFP added.
702 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
703 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
704 when the bit is NOT set so remove it from the defaults.
706 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
708 * genemit.c (main): Print include statement for dfp.h.
709 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
712 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
714 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
716 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
719 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
722 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
724 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
725 attr_length_call, output_call, output_indirect_call): Cleanup
726 formatting of targetm calls.
728 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
730 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
732 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
734 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
735 reservation, bypass and anti-bypass descriptions for these instructions.
736 Update move patterns.
737 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
740 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
742 * tree-vect-transform.c (get_initial_def_for_induction): Replace
743 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
744 (get_initial_def_for_reduction): Likewise.
746 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
748 Fix PR tree-optimization/29922
749 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
750 (get_representative): Removed.
751 (value_dies_in_block_x): Update for rvuse removal.
752 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
753 (compute_antic_aux): Handle when PHI nodes appear in
754 non-single-successors.
755 (dump_bitmap_of_names): Removed.
756 (compute_antic_safe): Renamed and removed rvuse calculation.
757 Calculate only antic safe.
758 (insert_into_preds_of_block): Remove assert.
759 (execute_pre): Update for renamed functions.
760 (defer_or_phi_translate_block): New function.
762 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
764 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
765 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
767 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
768 Follow spelling conventions.
770 * tree-data-ref.h: Remove the prototype for analyze_array.
772 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
774 PR tree-optimization/31041
775 * tree-vect-transform.c (get_initial_def_for_induction): Call
776 force_gimple_operand.
778 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
780 * ipa-type-escape.c (look_for_casts) : Revert code to use
781 handled_component_p due to ada test a-numaux.adb.
783 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
785 * final.c (final_scan_insn): Alter the condition of a
786 conditional trap if we have nonstandard CC.
788 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
790 * configure.ac: Remove excess quoting from asm line 0 test.
791 * configure: Rebuilt.
793 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
795 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
796 * c-common.c (convert_and_check): Move warning logic to...
797 (warnings_for_convert_and_check): ...here. Define.
798 * c-common.h (warnings_for_convert_and_check): Declare.
800 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
802 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
803 (output_call): Likewise.
805 2007-03-16 Richard Sandiford <richard@codesourcery.com>
807 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
809 2007-03-16 Richard Sandiford <richard@codesourcery.com>
811 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
813 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
815 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
816 opteron, athlon-64 and athlon-fx processor_alias_table entries.
818 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
820 PR tree-optimization/31183
821 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
822 Use double_int instead of unsigned int for representing access_strides.
823 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
825 2007-03-16 Richard Guenther <rguenther@suse.de>
827 PR tree-optimization/31146
828 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
829 to allow recursion of forward_propagate_addr_expr.
830 (forward_propagate_addr_into_variable_array_index): Likewise.
831 (forward_propagate_addr_expr): Likewise.
832 (tree_ssa_forward_propagate_single_use_vars): Likewise.
833 (forward_propagate_addr_expr_1): Recurse on simple copies
834 instead of propagating into them. Do so for useless conversions
836 (forward_propagate_addr_expr): Clean up unused statements after
839 2007-03-16 Richard Guenther <rguenther@suse.de>
841 * builtins.c (expand_builtin_cexpi): Use the right argument
842 for the expansion via cexp.
844 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
846 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
847 * configure: Rebuilt.
849 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
852 * dwarf2out.c (force_type_die): Adjust comment.
853 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
855 2007-03-15 DJ Delorie <dj@redhat.com>
857 * config/frv/predicates.md (minmax_operator): Don't check operands
860 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
862 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
863 Update constant estimates of number of iterations.
864 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
865 argument renamed to "realistic".
866 (compute_estimated_nb_iterations): Removed.
867 (record_niter_bound): New function.
868 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
869 call record_nonwrapping_iv with upper = false.
870 (infer_loop_bounds_from_signedness): Pass upper argument to
871 record_nonwrapping_iv.
872 (estimate_numbers_of_iterations_loop): Do not call
873 compute_estimated_nb_iterations. Record estimate based on profile
874 information. Initialize the constant estimates of number of
876 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
878 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
879 number of iterations is too small.
880 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
881 (EST_NOT_AVAILABLE): Removed.
882 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
883 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
886 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
888 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
889 Handle NE_EXPR guards.
891 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
894 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
895 Set also -pedantic-errors by default for the preprocessor unless
896 -fpermissive is given.
898 2007-03-15 Richard Guenther <rguenther@suse.de>
902 * builtins.c (expand_builtin_cexpi): As a fallback if we
903 don't have builtins for sincos or cexp create a function
904 declaration for cexp and expand to a call to that.
905 (expand_builtin_int_roundingfn): Always fall
906 back to floor/ceil and its variants even if they may be
909 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
912 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
913 jump tables, move the call to delete_dead_jumptables from here...
914 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
915 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
916 don't allow merging of blocks that try_redirect_by_replacing_jump
917 also does not handle when not optimizing.
919 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
920 Francois-Xavier Coudert <coudert@clipper.ens.fr>
922 * config/i386/i386.md (x86_sahf_1): Correctly handle
925 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
928 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
929 x86_64_general_operand as operand[2] predicate. Remove "iF"
930 from operand constraints and use "e" constraint instead.
931 (*subti3_1, *subti3_1 splitter): Ditto.
932 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
933 operand[1] predicate.
935 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
937 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
938 arrays, multiply the access strides by the size of the sub-array.
939 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
941 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
943 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
944 the configured assembler supports the sahf mnemonic.
945 * configure: Regenerate.
946 * config.in: Regenerate.
948 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
949 emit "sahf" or ".byte\t0x9e" as asm template.
951 2007-03-14 Michael Meissner <michael.meissner@amd.com>
954 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
955 option to replace hard coded TARGET_xxx in md file.
956 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
957 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
958 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
959 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
960 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
961 (X86_TUNE_NOT_VECTORMODE): Ditto.
962 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
963 (TUNE_AVOID_VECTOR_DECODE): Ditto.
964 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
965 (TUNE_SLOW_IMUL_IMM8): Ditto.
966 (TUNE_MOVE_M1_VIA_OR): Ditto.
967 (TUNE_NOT_UNPAIRABLE): Ditto.
968 (TUNE_NOT_VECTORMODE): Ditto.
970 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
973 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
974 tuning options instead of hard coded TARGET_xxx.
975 (fix ssemode peephole2's): Ditto.
976 (imul peephole2's): Ditto.
978 (movdi_or_rex64): Ditto.
979 (move peephole2): Ditto.
980 (not peephole2's): Ditto.
982 2007-03-14 Dirk Mueller <dmueller@suse.de>
984 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
985 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
986 * c-parser.c (c_parser_if_body): Always add an empty statement in case
988 * c-parser.c (c_parser_do_statement): Warn about empty body in
990 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
991 * doc/invoke.texi (-Wempty-body): Update documentation.
993 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
996 * c-common.h (warn_for_div_by_zero): Declare.
997 * c-common.c (warn_for_div_by_zero): Define.
998 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
1001 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1003 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
1004 to PREFIX and STANDARD_PREFIX.
1006 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1007 Phil Edwards <phil@codesourcery.com>
1009 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
1010 (__gthread_once_t): Remove busy field for RTPs.
1011 (__GTHREAD_ONCE_INIT): Update accordingly.
1013 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1015 * doc/invoke.texi: Document VxWorks options.
1017 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1019 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
1021 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
1023 PR tree-optimization/30590
1024 * tree-nrv.c (tree_nrv): Check for the partial update of the
1027 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1029 * flags.h (flag_random_seed): Remove declaration, in favor of...
1030 * toplev.h (get_random_seed, set_random_seed): ... these.
1031 * tree.c (get_file_function_name): Use the former.
1032 * opts.c (common_handle_option): Use the latter.
1035 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
1038 * cse.c (cse_find_path): Do not bail out if a basic block that
1039 we already visited now becomes part of a path that starts at a
1040 different basic block. Just disallow this, to make sure we
1041 visit each basic block at most once.
1043 2007-03-13 Jan Hubicka <jh@suse.cz>
1045 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
1046 when profile esitmate is present, calls with very low frequency are
1049 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
1051 PR tree-optimization/30730
1052 PR tree-optimization/26900
1053 * tree-ssa-loop-niter.c: Include gmp.h.
1055 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
1056 split_to_var_and_offset, determine_value_range,
1057 bound_difference_of_offsetted_base, refine_bounds_using_guard,
1058 bound_difference, bounds_add, bounds_negate,
1059 number_of_iterations_ne_max, dump_affine_iv): New functions.
1060 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
1061 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
1062 difference of initial and final value of control iv to validate
1064 (number_of_iterations_cond): Add loop parameter. Determine bounds
1065 on the difference of the extremes of the control iv. Add dumps.
1066 (expand_simple_operations): Handle phi nodes.
1067 (simplify_using_initial_conditions): Do not record used conditions.
1068 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
1069 Do not set additional_info.
1070 (implies_nonnegative_p, implies_ge_p): Removed.
1071 (derive_constant_upper_bound): Do not use parameter `additional'.
1072 (record_estimate): Parameter `additional' removed. Parameter
1073 `i_bound' added. Do not call derive_constant_upper_bound.
1074 (record_nonwrapping_iv): Use derive_constant_upper_bound to
1075 bound the number of iterations estimate.
1076 (estimate_numbers_of_iterations_loop): Pass the estimate from
1077 the number of iterations analysis to record_estimate.
1078 * tree.h (multiple_of_p): Declare.
1079 * tree-scalar-evolution.c (expression_expensive_p): Removed.
1080 (scev_const_prop): Do not check expression_expensive_p.
1081 * fold-const.c (multiple_of_p): Exported.
1082 * double-int.c (double_int_mask): Exported.
1083 * double-int.h (double_int_mask): Declare.
1084 * tree-flow.h (struct tree_niter_desc): Removed additional_info
1085 field. Added max field.
1087 2007-03-13 David Taylor <taylor@candd.org>
1090 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
1093 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1096 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
1097 two unamed patterns.
1099 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
1101 * config/i386/i386.opt (mcx16, msahf): New options.
1102 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
1103 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
1105 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
1106 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
1107 Output -mcx16 and -msahf options when corresponding bit is set.
1109 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
1112 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1114 * configure.ac: Test for assembler tolerance to # 0 "".
1115 * configure, config.in: Rebuilt.
1116 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
1118 2007-03-13 Geoffrey Keating <geoffk@apple.com>
1120 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
1122 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
1123 (handle_syscall): Handle direct system calls.
1124 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
1126 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1128 * doc/invoke.texi: Fix cpp.info cross-reference.
1129 * doc/passes.texi: Fix gcc.info cross-reference.
1131 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
1133 PR tree-optimization/30835
1134 * lambda-code.c (can_convert_to_perfect_nest): Check whether
1135 bb_for_stmt is not NULL before accessing it.
1137 2007-03-12 Joseph Myers <joseph@codesourcery.com>
1139 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
1142 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1145 * doc/install.texi: Document --enable-stage1-languages
1147 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
1149 * tree-pass.h (pass_into_cfg_layout_mode,
1150 pass_outof_cfg_layout_mode): Declare.
1151 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
1152 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
1153 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
1154 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
1156 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
1158 * c-decl.c (warn_variable_length_array): New function.
1159 Refactored from grokdeclarator to handle warn_vla
1160 and handle unnamed array case.
1161 (grokdeclarator): Refactored VLA warning case.
1162 * c.opt (Wvla): New flag.
1163 * doc/invoke.texi (Wvla): New warning.
1165 2007-03-12 Richard Henderson <rth@redhat.com>
1167 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
1168 (TARGET_SECTION_TYPE_FLAGS): New.
1170 2007-03-12 Richard Henderson <rth@redhat.com>
1172 * config/darwin.c (machopic_reloc_rw_mask): New.
1173 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
1174 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
1176 2007-03-12 Mark Mitchell <mark@codesourcery.com>
1178 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
1179 * cppdefault.h (cpp_PREFIX): Document.
1180 (cpp_PREFIX_len): Likewise.
1181 (cpp_EXEC_PREFIX): New variable.
1182 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
1183 * c-incpath.c (add_standard_paths): Correct logic for relocating
1184 paths within prefix.
1186 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
1188 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
1189 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
1191 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
1192 fix_truncdfdi_sse using SSEMODEF mode macro.
1193 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
1194 fix_truncdfsi_sse using SSEMODEF mode macro.
1195 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
1196 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
1198 2007-03-12 Richard Sandiford <richard@codesourcery.com>
1200 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
1203 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
1205 * tree.h : Add multiple_of_p declaration.
1206 * fold-const.c (multiple_of_p): Make multiple_of_p public.
1207 * ipa-type-escape.c (results_of_malloc): Redundant.
1208 (visited_stmts): New. Visited stmt for walk_use_def_chains.
1209 (cast_type): Extended with new members.
1210 (check_cast): Returns cast_type.
1211 (cast): New structure for data of walk_use_def_chains.
1212 (is_malloc_result, is_cast_from_non_pointer_1,
1213 is_cast_from_non_pointer,
1214 is_array_access_through_pointer_and_index): New functions.
1215 (look_for_casts): Returns cast types.
1216 (check_call): Returns void.
1217 (okay_pointer_operation): Use support of pointer plus index,
1218 pointer plus constant and allow all multiplications.
1220 2007-03-11 Richard Guenther <rguenther@suse.de>
1222 PR tree-optimization/31115
1223 * tree-vrp.c (extract_range_from_binary_expr): Make sure
1224 the shift count is positive and non-anti-range for RSHIFT_EXPR.
1225 A shift count of zero is not special as with *_DIV_EXPR.
1226 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
1229 2007-03-11 Ian Lance Taylor <iant@google.com>
1231 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
1232 the *_DIV_EXPR codes correctly with overflow infinities.
1234 2007-03-11 Ira Rosen <irar@il.ibm.com>
1236 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
1237 indicate success/failure of the analysis. Add negation to subtrahend
1238 in case of subtraction. Fail if both operands contain constants.
1239 (create_data_ref): Fail if analyze_offset fails.
1241 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
1243 * config/i386/i386.md (frndintxf2): Rename to ...
1244 (rintxf2): ... this. Remove expander having same name.
1245 (rintsf2, rintdf2): Implement using SSEMODEF macro.
1246 (roundsf2, rounddf2): Ditto.
1247 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
1248 (lround<mode>di2, lround<mode>si2): Ditto.
1250 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
1252 * lower-subreg.c: Include except.h.
1253 (decompose_multiword_subregs): Verify that the only control flow
1254 insns we can split are loads to multi-words pseudos.
1255 Handle breaking such blocks after splitting, instead of calling
1256 find_many_sub_basic_blocks.
1258 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
1259 on the new basic block. Add a lengthy comment explaining why we
1260 thought this was necessary.
1261 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
1263 2007-03-10 Mark Mitchell <mark@codesourcery.com>
1266 * tree.c (walk_type_fields): Recurse into the element type of
1267 ARRAY_TYPEs if there is a pointer set.
1269 2007-03-10 Dirk Mueller <dmueller@suse.de>
1271 * c-common.c (warn_logical_operator): Fix condition.
1273 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
1275 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
1277 * config/darwin.c (machopic_select_section): Remove superfluous
1278 argument in call to categorize_decl_for_section. Remove unused
1281 2007-03-10 Joseph Myers <joseph@codesourcery.com>
1283 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
1285 * configure: Regenerate.
1287 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
1290 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
1291 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
1292 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
1293 Add LABEL_NUSES to emitted label.
1294 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
1295 branch probability value to emitted jump insn.
1296 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
1297 Do not check life information and do not re-arrange input operands
1298 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
1300 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1302 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
1303 the change of decode_asm_operands.
1305 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1307 * mode-switching.c (create_pre_exit): Skip blockage insn.
1309 2007-03-09 Diego Novillo <dnovillo@redhat.com>
1311 * tree-pass.h (TODO_update_smt_usage): Remove.
1313 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1317 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1319 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
1320 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
1321 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
1324 2007-03-09 Geoffrey Keating <geoffk@apple.com>
1326 * gcc.c: Document %{, in big comment at top.
1327 (input_suffix_matches): Remove special handling for .s and
1329 (input_spec_matches): New.
1330 (handle_braces): Handle %{,.
1331 (validate_switches): ',' indicates a value which is not a switch.
1332 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
1333 to detect assembler input.
1334 * config/i386/sol2.h (CPP_SPEC): Likewise.
1335 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
1336 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1337 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
1338 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1339 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
1340 -m64 causes deployment target to default to 10.5.
1341 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1343 2007-03-09 Richard Henderson <rth@redhat.com>
1346 * target.h (targetm.asm.out.reloc_rw_mask): New.
1347 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
1348 (TARGET_ASM_OUT): Use it.
1349 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
1350 * varasm.c (categorize_decl_for_section): Remove shlib argument;
1351 use the new reloc_rw_mask target hook instead.
1352 (default_section_type_flags_1): Merge into...
1353 (default_section_type_flags): ... here.
1354 (decl_readonly_section_1): Merge into...
1355 (decl_readonly_section): ... here.
1356 (default_elf_select_section_1): Merge into...
1357 (default_elf_select_section): ... here.
1358 (default_unique_section_1): Merge into...
1359 (default_unique_section): ... here.
1360 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
1361 (default_select_rtx_section): Use it.
1362 (default_elf_select_rtx_section): Likewise.
1363 * output.h: Update to match.
1364 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
1365 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
1366 (TARGET_ASM_RELOC_RW_MASK): New.
1367 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
1368 to categorize_decl_for_section.
1369 (x86_64_elf_unique_section): Likewise.
1370 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
1371 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
1372 (TARGET_ASM_RELOC_RW_MASK): New.
1373 * config/ia64/ia64.c (ia64_rwreloc_select_section,
1374 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
1375 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
1376 (TARGET_RWRELOC): Remove.
1377 (ia64_section_type_flags): Adjust call to default_section_type_flags.
1378 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1379 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
1380 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
1381 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
1382 (rs6000_xcoff_select_section): Use decl_readonly_section.
1383 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
1384 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1385 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
1386 (TARGET_SECTION_TYPE_FLAGS): Remove.
1387 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
1389 2007-03-09 Roger Sayle <roger@eyesopen.com>
1391 * fold-const.c (fold_comparison): Remove compile-time evaluation of
1392 complex constant equality/inequality comparisons for here.
1393 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
1394 known at compile-time or can be simplified to a scalar comparison.
1395 (fold_relational_const): Move compile-time evaluation of complex
1396 constant equality/inequality comparisons to here.
1398 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1400 PR rtl-optimization/30643
1401 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
1403 (fold_rtx): Recurse, like before 2006-11-03.
1405 2007-03-09 DJ Delorie <dj@redhat.com>
1407 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
1410 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
1412 PR tree-optimization/30375
1413 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
1414 LHS of statements is not the same.
1415 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
1417 2007-03-09 Chao-ying Fu <fu@mips.com>
1419 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
1421 * doc/invoke.texi (-mdspr2): Document new option.
1422 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
1423 New unspec for DSP REV 2.
1424 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
1425 these instructions are extended in DSP REV 2.
1426 (mips-dspr2.md): Include.
1427 * config/mips/mips.opt (mdspr2): New option.
1428 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
1429 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
1430 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
1431 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
1432 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
1433 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
1434 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
1436 (bdesc_map): Add one field of unsupported_target_flags.
1437 (bdesc_arrays): Update entries to have extra fields. Add
1439 (mips_init_builtins): Initialize new function types.
1440 Check unsupported_target_fileds to filter out builtins.
1441 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
1443 (ASM_SPEC): Pass mdspr2 to the assembler.
1444 * config/mips/mips-dspr2.md: New file.
1446 2007-03-09 Sa Liu <saliu@de.ibm.com>
1448 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
1450 2007-03-09 Ian Lance Taylor <iant@google.com>
1452 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
1453 argument) like -Wstrict-overflow=2.
1454 * doc/invoke.texi (Warning Options): Update documentation.
1456 2007-03-09 Dirk Mueller <dmueller@suse.de>
1459 * doc/invoke.texi (-Wlogical-op): Document.
1460 * common.opt (-Wlogical-op): New.
1461 * c-common.h (warn_logical_operator): Declare.
1462 * c-common.c (warn_logical_operator): Define.
1463 * c-typeck.c (parser_build_binary_op): Call
1464 warn_logical_operator.
1466 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1468 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
1469 * final.c (final_scan_insn): Test for non-"" file name.
1471 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
1473 * doc/loop.texi: Document the Omega linear constraints solver.
1474 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
1475 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
1476 omega-hash-table-size, omega-max-keys, and
1477 omega-eliminate-redundant-constraints.
1478 * tree-pass.h (pass_check_data_deps): Declared.
1481 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
1482 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
1483 pass_check_data_deps): New.
1484 * tree-data-ref.c (init_data_ref): Remove declaration.
1485 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
1486 (analyze_array): Renamed init_array_ref, move up initializations.
1487 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
1488 Removed arguments that are set to NULL.
1489 (analyze_indirect_ref): Correct indentation, correct call to
1491 (object_analysis): Call init_array_ref instead of analyze_array.
1492 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
1493 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
1494 of DR_ACCESS_FNS_ADDR.
1495 (init_omega_eq_with_af, omega_extract_distance_vectors,
1496 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
1497 ddr_consistent_p): New.
1498 (compute_affine_dependence): Check consistency of ddrs when
1499 flag_check_data_deps is passed.
1500 (analyze_all_data_dependences): Uncomment.
1501 (tree_check_data_deps): New.
1502 * tree-data-ref.h: Include omega.h.
1503 (DR_ACCESS_FNS_ADDR): Removed.
1504 (data_dependence_relation): Add inner_loop.
1505 (DDR_INNER_LOOP): New.
1506 * common.opt (fcheck-data-deps): New.
1507 * tree-flow.h (tree_check_data_deps): Declare.
1508 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
1509 (OBJS-common): Depend on omega.o.
1511 * passes.c (pass_check_data_deps): Scheduled.
1512 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
1513 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
1514 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
1515 PARAM_VECT_MAX_VERSION_CHECKS,
1516 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
1518 2007-03-09 Richard Guenther <rguenther@suse.de>
1520 PR tree-optimization/30904
1522 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
1523 the same way as *_DIV_EXPR.
1525 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1527 * recog.c (decode_asm_operands): No mixed declarations and code.
1529 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1531 * rtl.def (ASM_INPUT): Add location.
1532 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
1533 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
1534 (decode_asm_operands): Add loc operand.
1535 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
1536 * stmt.c (expand_asm): Rename to...
1537 (expand_asm_loc): ... this. Add locus argument. Pass it on to
1538 gen_rtx_ASM_INPUT_loc.
1539 (expand_asm_expr): Adjust.
1540 * recog.c (decode_asm_operands): Add loc operand.
1541 (check_asm_operands, extract_insn): Adjust.
1542 * reload1.c (maybe_fix_stack_asms): Likewise.
1543 * final.c (asm_insn_count): Likewise.
1544 (final_scan_insn): Output # line before and after asm.
1546 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
1548 * tree-ssa-structalias.c (variable_info): Remove
1550 (new_var_info): Ditto.
1551 (shared_bitmap_info_t): New structure.
1552 (shared_bitmap_table): New variable.
1553 (shared_bitmap_hash): New function.
1554 (shared_bitmap_eq): Ditto
1555 (shared_bitmap_lookup): Ditto.
1556 (shared_bitmap_add): Ditto.
1557 (merge_smts_into): Change to take bitmap directly.
1558 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
1559 (init_alias_vars): Init shared bitmap hashtable.
1560 (delete_points_to_sets): Delete shared bitmap hashtable.
1561 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
1562 is_aliased removal as a change that was still necessary was
1565 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
1567 * config/i386/i386.h (override_options): Conditionally disable
1568 x86_sahf for 64bit targets only.
1570 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1573 * c-decl.c (merge_decls): Don't call make_var_volatile.
1574 * varasm.c (make_var_volatile): Remove.
1575 * output.h (make_var_volatile): Remove.
1577 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
1579 PR tree-optimization/31085
1580 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
1582 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1584 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
1585 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
1586 ATTR_CONST_NOTHROW_LIST.
1588 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1591 2007-03-08 Diego Novillo <dnovillo@redhat.com>
1593 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
1595 2007-03-08 Geoffrey Keating <geoffk@apple.com>
1598 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
1600 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
1601 passed, use shared libgcc.
1603 2007-03-08 Roger Sayle <roger@eyesopen.com>
1605 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
1606 instead of calling build2 with a GIMPLE_MODIFY_STMT.
1607 (honor_protect_cleanup_actions, lower_try_finally_switch):
1609 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
1610 ifc_temp_var): Likewise.
1611 * tree-inline.c (setup_one_parameter): Likewise.
1612 * tree-mudflap.c (mf_decl_cache_locals,
1613 mf_build_check_statement_for): Likewise.
1614 * tree-nested.c (init_tmp_var, save_tmp_var,
1615 finalize_nesting_tree_1): Likewise.
1616 * tree-outof-ssa.c (insert_copy_on_edge,
1617 insert_backedge_copies): Likewise.
1618 * tree-profile.c (tree_gen_edge_profiler,
1619 tree_gen_ic_profiler): Likewise.
1620 * tree-scalar-evolution.c (scev_const_prop): Likewise.
1621 * tree-sra.c (sra_build_assignment): Likewise.
1622 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
1623 * tree-ssa-math-opts.c (insert_reciprocals,
1624 execute_cse_sincos_1): Likewise.
1625 * tree-tailcall.c (adjust_accumulator_values,
1626 adjust_return_value): Likewise.
1627 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
1628 * tree-vect-transform.c (vect_create_data_ref_ptr,
1629 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
1630 vect_create_epilog_for_reduction, vectorizable_reduction,
1631 vectorizable_call, vectorizable_conversion,
1632 vectorizable_assignment, vectorizable_operation,
1633 vectorizable_type_demotion, vect_gen_widened_results_half,
1634 vect_permute_store_chain, vectorizable_store,
1635 vect_setup_realignment, vect_permute_load_chain,
1636 vectorizable_load, vectorizable_condition,
1637 vect_create_cond_for_align_checks): Likewise.
1638 * tree-vrp.c (build_assert_expr_for): Likewise.
1640 2007-03-08 Ian Lance Taylor <iant@google.com>
1642 * tree-vrp.c: Include "intl.h".
1643 (usable_range_p): New static function.
1644 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
1645 overflowed values, juts set *strict_overflow_p.
1646 (compare_values): Only return -2 if one of the operands is not a
1648 (compare_ranges): Call usable_range_p.
1649 (compare_range_with_value): Likewise.
1650 (vrp_evaluate_conditional_warnv): Rename from
1651 vrp_evaluate_conditional. Make static. Change all callers.
1652 (vrp_evaluate_conditional): New function.
1653 (simplify_div_or_mod_using_ranges): Issue warning about reliance
1655 (simplify_abs_using_ranges): Likewise.
1656 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
1657 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
1658 within_stmt parameter.
1659 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1660 vrp_evaluate_conditional.
1661 * tree-ssa-threadedge.c
1662 (record_temporary_equivalences_from_stmts_at_dest): Change
1663 simplify parameter to take a second tree parameter.
1664 (simplify_control_stmt_condition): Likewise.
1665 (thread_across_edge): Likewise.
1666 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1667 (thread_across_edge): Likewise.
1668 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
1670 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
1672 * config/i386/i386.h (TARGET_SAHF): New define.
1673 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
1674 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
1675 (x86_sahf): New global variable.
1676 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
1677 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
1678 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
1679 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
1681 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
1682 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
1683 when expanding fcomi/sahf based tests.
1684 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
1685 expanding sahf based alternative. Emit sahf based sequence when
1686 optimizing for code size.
1687 * config/i386/i386.md (x86_sahf_1): Do not disable for
1688 TARGET_64BIT, enable for TARGET_SAHF.
1690 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
1692 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
1693 spurious whitespace from error message.
1695 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
1698 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
1700 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
1702 * c-decl.c (grokdeclarator): Disable warnings for anonymous
1704 * tree-sra.c (instantiate_element): Propagate disabled warnings
1705 from the element itself to the created variable.
1707 2007-03-07 Richard Henderson <rth@redhat.com>
1710 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
1711 silently fix up the stack in the case of a missing register.
1713 2007-03-07 Paul Brook <paul@codesourcery.com>
1715 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
1717 2007-03-07 Joseph Myers <joseph@codesourcery.com>
1719 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
1721 (phase1_vrs): Use them.
1722 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
1723 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
1724 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
1725 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
1726 __gnu_Unwind_Restore_WMMXC if required.
1727 (_Unwind_VRS_Pop): Implement iWMMXt support.
1728 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
1729 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
1730 gnu_Unwind_Save_WMMXC): Define.
1732 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1734 * config/vxworks.h (vxworks_override_options): Declare.
1735 (VXWORKS_OVERRIDE_OPTIONS): Use it.
1736 * config/vxworks.c: Include target.h and toplev.h.
1737 (vxworks_override_options): New function.
1738 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
1740 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
1742 * config/s390/s390.c (override_options): Don't emit an error when
1743 -mstack-size is used without providing -mstack-guard.
1744 (s390_emit_prologue): Choose stack_guard value automatically if not
1745 provided via command line.
1746 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
1748 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1750 * config/i386/i386.c (output_set_got): Add a GOT initialization
1751 sequence for VxWorks PIC.
1752 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
1753 around labels as well as symbols. Use gotoff_operand instead
1754 of local_symbolic_operand.
1755 (legitimize_pic_address): Use gotoff_operand instead of
1756 local_symbolic_operand. Use @GOT accesses for labels as
1758 (ix86_output_addr_diff_elt): Use PC-relative rather than
1759 GP-relative offsets for VxWorks PIC.
1760 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
1761 no_new_pseudos. Check whether the returned register is op0.
1762 * config/i386/i386.md (tablejump): Use PC-relative rather than
1763 GP-relative offsets for VxWorks PIC.
1764 * config/i386/predicates.md (gotoff_operand): New predicate.
1766 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1768 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
1770 * config/vxworks-dummy.h: New file.
1771 * config/i386/i386.h: Include it.
1773 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
1775 * dwarf2out.c (is_inlined_entry_point): New
1776 (add_high_low_attributes): Emit DW_AT_entry_pc along with
1777 DW_AT_ranges if the first subblock is the entry point.
1779 2007-03-06 David Daney <ddaney@avtrex.com>
1781 * doc/install.texi (mips-*-*): Change recommended binutils
1784 2007-03-06 Anatoly Sokolov <aesok@post.ru>
1786 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
1787 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
1789 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1790 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1792 2007-03-06 Jan Hubicka <jh@suse.cz>
1794 * errors.h (warning, error, fatal, internal_error): Mark as cold.
1795 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
1797 (probably_cold_bb_p): Cold functions are cold.
1798 (probably_never_executed_bb_p): Cold functions are cold.
1799 (tree_bb_level_predictions): Predict calls to cold functions as not
1801 (compute_function_frequency): Check hot/cold attributes.
1802 * function.h (function_frequency): Update comments.
1803 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
1804 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
1805 (c_common_att): Add cold and hot.
1807 * doc/extend.texi (hot,cold attributes): Document.
1809 2007-03-06 Andrew Haley <aph@redhat.com>
1811 * function.c (expand_function_end): Move blockage to just after we
1812 emit the label for the naked return from the function.
1814 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1816 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
1819 2007-03-06 Jan Hubicka <jh@suse.cz>
1821 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
1822 loaded for constant large models. Non-large 64bit PIC can do.
1823 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
1824 * cmodel.h: Add LARGE PIC.
1825 * i386.md (UNSPEC_PLTOFF): New.
1826 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
1828 (*call_1_rex64): Disable for large models.
1829 (*call_1_rex64_large): New.
1830 (*call_value_1_rex64): Disable for large models.
1831 (*call_value_1_rex64_large): New.
1832 (set_rip_rex4): New.
1833 (set_got_offset_rex64): New.
1834 * predicates.md (constant_call_address_operand): For large model
1835 constant calls are not possible.
1836 * i386-protos.h (construct_plt_address): Declare.
1837 * i386.c (override_options): Accept large models.
1838 (ix86_expand_prologue): Expand large PIC GOT pointer load.
1839 (legitimate_constant_p): Add new UNSPECs.
1840 (legitimate_pic_operand_p): Likewise.
1841 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
1842 (legitimize_pic_address): Do easy RIP relative way for TLS only for
1844 (output_pic_addr_const): Add PLTOFF.
1845 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
1846 (ix86_expand_move): Legitimize pic address when in PIC mode.
1847 (construct_plt_address): New function.
1848 (ix86_expand_call): Offload the address to register and use GOT pointer
1850 * invoke.texi (mcmodel=large): Update documentation.
1852 2007-03-06 Richard Henderson <rth@redhat.com>
1854 * config/i386/i386.c (x86_use_leave, x86_push_memory,
1855 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
1856 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
1857 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
1858 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
1859 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
1860 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
1861 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
1862 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
1863 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1864 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1865 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
1866 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1867 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1868 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
1869 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
1870 x86_schedule, x86_use_bt, x86_pad_returns,
1871 x86_use_xchgb): Merge into ...
1872 (ix86_tune_features): ... here. New array.
1873 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1874 x86_bswap): Merge into ...
1875 (ix86_arch_features): ... here. New array.
1876 (x86_3dnow_a): Remove.
1877 (x86_accumulate_outgoing_args): Make static.
1878 (x86_arch_always_fancy_math_387): Make static.
1879 (ix86_tune_mask, ix86_arch_mask): Move ...
1880 (override_options): ... to local variables here. Apply the
1881 appropriate mask to each element of ix86_arch_features and
1882 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
1883 as were done in the old macros.
1884 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
1885 * config/i386/i386.h (x86_use_leave, x86_push_memory,
1886 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
1887 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
1888 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
1889 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
1890 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
1891 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
1892 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
1893 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
1894 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
1895 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1896 x86_accumulate_outgoing_args, x86_prologue_using_move,
1897 x86_epilogue_using_move, x86_decompose_lea,
1898 x86_arch_always_fancy_math_387, x86_shift1,
1899 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1900 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1901 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
1902 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1903 x86_use_incdec, x86_pad_returns, x86_bswap,
1904 x86_partial_flag_reg_stall): Remove.
1905 (enum ix86_tune_indices): New.
1906 (ix86_tune_features): New.
1907 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
1908 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
1909 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
1910 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
1911 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
1912 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
1913 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
1914 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
1915 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
1916 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
1917 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
1918 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
1919 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
1920 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
1921 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
1922 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
1923 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
1924 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
1925 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
1926 TARGET_EXT_80387_CONSTANTS): Use it.
1927 (enum ix86_arch_indices): New.
1928 (ix86_arch_features): New.
1929 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
1930 TARGET_BSWAP): Use it.
1931 (ix86_tune_mask, ix86_arch_mask): Remove.
1933 2007-03-06 Joseph Myers <joseph@codesourcery.com>
1936 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
1937 Define using $${sysroot_headers_suffix}.
1938 * configure: Regenerate.
1939 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
1940 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
1942 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
1943 * gcc.c (print_sysroot_headers_suffix): New.
1944 (option_map): Include --print-sysroot-headers-suffix.
1945 (display_help): Mention -print-sysroot-headers-suffix.
1946 (process_command): Handle -print-sysroot-headers-suffix.
1947 (do_spec_1): Append multilib directory to include-fixed path if
1948 sysroot suffixes in use.
1949 (main): Handle -print-sysroot-headers-suffix.
1950 * Makefile.in (start.encap): Don't depend on xlimits.h
1951 (xlimits.h): Remove.
1952 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
1953 limits.h for each multilib in fixinc_list.
1954 (fixinc_list, s-fixinc_list): New.
1955 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
1956 generate them for each multilib in fixinc_list.
1957 (stmp-fixproto): Use include-fixed. Run fixproto for each
1958 multilib in fixinc_list.
1959 (mostlyclean): Don't remove xlimits.h.
1960 (clean): Remove include-fixed.
1961 (real-install-headers-tar, real-install-headers-cpio,
1962 real-install-headers-cp): Don't copy include, only include-fixed.
1963 (install-mkheaders): Depend on fixinc_list. Don't depend on
1964 xlimits.h. Save limits.h files for each multilib in fixinc_list.
1965 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
1966 SYSTEM_HEADER_DIR setting in mkheaders.conf.
1968 2007-03-06 Jan Hubicka <jh@suse.cz>
1970 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
1973 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1975 * configure.ac: Allow tm_file to contain build-directory files.
1976 * configure: Regenerate.
1977 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
1978 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
1979 * config/m68k/print-sysroot-suffix.sh: New file.
1981 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1983 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
1984 of pic_offset_table_rtx if reload_completed.
1985 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
1986 PIC_OFFSET_TABLE_REGNUM.
1987 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
1989 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
1990 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
1992 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1994 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1995 functions that call eh_return.
1997 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1999 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2000 functions that need a constant pool.
2002 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2005 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
2006 (m68k_preferred_reload_class): Likewise.
2007 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
2008 (SECONDARY_RELOAD_CLASS): Define.
2009 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
2010 (LIMIT_RELOAD_CLASS): Delete.
2011 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
2012 registers from storing bytes.
2013 (m68k_secondary_reload_class): New function.
2014 (m68k_preferred_reload_class): Likewise.
2016 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2018 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
2020 (m68k_expand_prologue): Likewise.
2022 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2024 * config/m68k/m68k-protos.h (output_sibcall): Declare.
2025 (mips_expand_epilogue): Add a bool parameter.
2026 (m68k_legitimize_sibcall_address): Declare.
2027 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
2028 (m68k_expand_epilogue): Add a parameter to select between sibling
2029 and normal epilogues. Only generate a return for the latter.
2030 (m68k_ok_for_sibcall_p): New function.
2031 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
2032 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
2033 (sibcall_value, *sibcall_value): Likewise.
2034 (*call, *call_value): Require !SIBLING_CALL_P.
2035 (epilogue): Update call to m68k_expand_epilogue.
2036 (sibcall_epilogue): New pattern.
2037 * config/m68k/predicates.md (const_call_operand): Say that this
2038 predicate applies to sibling calls too.
2039 (sibcall_operand): New predicate.
2041 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2043 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
2044 alternatives as movsi_cf.
2045 (movsf_cf_hard): Add commentary.
2047 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
2048 Richard Sandiford <richard@codesourcery.com>
2050 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
2051 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
2052 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
2053 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
2054 as being live on exit from an interrupt function.
2055 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
2056 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
2057 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
2058 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
2059 (m68k_interrupt_function_p): Globalize.
2060 (m68k_compute_frame_layout): Remove reverse mask code.
2061 (m68k_emit_movem, m68k_set_frame_related): New functions.
2062 (m68k_output_function_prologue): Delete in favor of...
2063 (m68k_expand_prologue): ...this new function.
2064 (m68k_output_function_epilogue): Delete in favor of...
2065 (m68k_expand_epilogue): ...this new function.
2066 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
2068 (print_operand): Handle %?.
2069 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
2070 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
2071 (prologue, epilogue): New patterns.
2072 (return): Turn into a define_expand.
2073 (*return): New pattern, derived from old "return" pattern. Use rte
2074 rather than rts for interrupt functions. Only use rtd if the pop
2076 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
2077 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
2078 (link, *link, unlink, *unlink, load_got): Likewise.
2080 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2084 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
2085 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
2086 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
2087 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
2088 and m68k_matches_u_p.
2089 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
2090 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
2091 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
2092 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
2093 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
2094 (REG_STRICT_P): New macro.
2095 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
2096 PCREL_GENERAL_OPERAND_OK.
2097 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
2098 m68k_legitimate_base_reg_p.
2099 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
2100 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
2101 (PIC_CASE_VECTOR_ADDRESS): Update comment.
2102 * config/m68k/m68k.c (m68k_address): New structure.
2103 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
2104 (m68k_decompose_index, m68k_legitimate_constant_address_p)
2105 (m68k_jump_table_ref_p, m68k_decompose_address)
2106 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
2107 (m68k_matches_u_p): New functions.
2108 (print_operand_address): Rewrite to use m68k_decompose_index.
2110 2007-03-05 David Taylor <dtaylor@emc.com>
2112 * gcc.c: Correct copyright date in --version output.
2114 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2116 * pa.md: In unamed move patterns, disparge copies between general
2117 and floating point registers using '?' modifier. Don't include 'f'
2118 constraint for register preferences in DImode, SImode, HImode and
2119 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
2120 Remove constraints for copies between general and floating registers
2121 in soft-float DFmode pattern.
2122 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
2126 2007-03-05 Mike Stump <mrs@apple.com>
2128 * c-common.c (targetcm): Add.
2129 * c-opts.c (c_common_handle_option): Handle language specific
2131 * opts.c (handle_option): Verify language for target options, if
2133 * opth-gen.awk: Add CL_LANG_ALL.
2134 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
2135 (TARGETCM_INITIALIZER): Add.
2136 * target.h (struct gcc_targetcm): Add.
2138 * targhooks.c (default_handle_c_option): Add.
2139 * targhooks.h (default_handle_c_option): Add.
2140 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
2142 * config/darwin.opt (iframework): Add.
2143 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
2144 * config/darwin-c.c (handle_c_option): Add.
2145 (TARGET_HANDLE_C_OPTION): Add.
2147 * doc/invoke.texi (Darwin Options): Add -iframework.
2149 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2151 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
2154 2007-03-05 Ian Lance Taylor <iant@google.com>
2156 * c.opt (fgnu89-inline): New option.
2157 * c-opts.c (c_common_post_options): Set default value for
2159 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
2160 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
2162 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
2163 (grokdeclarator, start_function): Likewise.
2164 * c-cppbuiltin.c (c_cpp_builtins): Define either
2165 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
2166 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
2167 (C Dialect Options): Document -fgnu89-inline.
2168 * doc/extend.texi (Function Attributes): Explain what the
2169 gnu_inline attribute does.
2170 * doc/cpp.texi (Common Predefined Macros): Document
2171 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2173 2007-03-05 Ian Lance Taylor <iant@google.com>
2175 PR tree-optimization/31034
2176 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
2177 half-range if the other side is an overflow infinity.
2179 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
2181 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
2182 (bfin*-linux-uclibc*): New configuration.
2183 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
2185 * config/bfin/linux.h: New file.
2186 * config/bfin/libgcc-bfin.ver: New file.
2187 * config/bfin/t-bfin-uclinux: New file.
2188 * config/bfin/t-bfin-linux: New file.
2189 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
2190 (TARGET_OS_CPP_BUILTINS): New macro.
2192 2007-03-05 Richard Guenther <rguenther@suse.de>
2194 * fold-const.c (fold_binary): Remove duplicate folding
2195 of comparison of non-null ADDR_EXPR against null.
2197 2007-03-05 Richard Guenther <rguenther@suse.de>
2198 Dorit Nuzman <dorit@il.ibm.com>
2200 PR tree-optimization/26420
2201 * tree-vectorizer.c (vectorize_loops): Bail out early if there
2202 are no loops in the function. Only print the number of
2203 vectorized loops if it is greater than zero or we are supposed
2204 to print information about unvectorized loops.
2206 2007-03-05 Revital Eres <eres@il.ibm.com>
2208 * gcc.dg/var-expand1.c: New test.
2209 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
2210 when an accumulator is expanded.
2212 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2215 * c-common.c (convert_and_check): Don't give warnings for
2216 conversion if 'expr' already overflowed.
2218 2007-03-04 Roger Sayle <roger@eyesopen.com>
2221 * fold-const.c (fold_comparison): Enforce type consistency when
2222 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
2224 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
2226 * tree-ssa-address.c (create_mem_ref): Do not put an expression
2227 containing a cast to the base of TARGET_MEM_REF.
2229 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
2231 * tree.c (tree_contains_struct_check_failed): Remove spurious
2232 whitespace from error message.
2234 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2237 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
2238 instead of precision.
2240 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
2241 Nathan Sidwell <nathan@codesourcery.com>
2243 * emit-rtl.c (find_auto_inc): New.
2244 (try_split): recreate REG_INC notes,
2245 Use regular for loops rather than whiles.
2247 2007-03-03 Andreas Schwab <schwab@suse.de>
2249 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
2250 * configure: Regenerate.
2252 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2254 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
2255 flag_rounding_math, not flag_unsafe_math_optimizations.
2257 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
2259 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
2260 alpha_fold_vector_minmax): Likewise.
2261 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2262 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
2264 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2266 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
2267 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
2268 if the lhs has side-effects.
2269 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
2271 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2273 * config/i386/i386.h (TUNEMASK): Remove define.
2274 (ARCHMASK): Remove define.
2275 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
2276 Use ix86_arch_mask variable instead of ARCHMASK.
2277 * config/i386/i386.c (override_options): Ditto.
2278 (standard_80387_constant_p): Ditto.
2280 2007-03-02 Ian Lance Taylor <iant@google.com>
2282 Used signed infinities in VRP.
2283 * tree-vrp.c (uses_overflow_infinity): New static function.
2284 (supports_overflow_infinity): New static function.
2285 (make_overflow_infinity): New static function.
2286 (negative_overflow_infinity): New static function.
2287 (positive_overflow_infinity): New static function.
2288 (is_negative_overflow_infinity): New static function.
2289 (is_positive_overflow_infinity): New static function.
2290 (is_overflow_infinity): New static function.
2291 (overflow_infinity_range_p): New static function.
2292 (compare_values_warnv): New function split out of compare_values.
2293 (compare_value): Call it.
2294 (set_value_range_to_nonnegative): Add overflow_infinity
2295 parameter. Change caller.
2296 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
2298 (vrp_expr_computes_nonzero): Likewise.
2299 (compare_ranges, compare_range_with_value): Likewise.
2300 (compare_name_with_value, compare_names): Likewise.
2301 (vrp_evaluate_conditional): Likewise.
2302 (set_value_range): Handle infinity
2303 (vrp_operand_equal_p, operand_less_p): Likewise.
2304 (extract_range_from_assert): Likewise.
2305 (vrp_int_const_binop): Likewise.
2306 (extract_range_from_binary_expr): Likewise.
2307 (extract_range_from_unary_expr): Likewise.
2308 (extract_range_from_comparison): Likewise.
2309 (extract_range_from_expr): Likewise.
2310 (dump_value_range): Likewise.
2311 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
2312 (test_for_singularity): Likewise.
2313 (vrp_int_const_binop): Remove inline qualifier.
2314 (adjust_range_with_scev): Add comment.
2315 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2317 2007-03-02 Diego Novillo <dnovillo@redhat.com>
2319 * tree-ssa-structalias.c (could_have_pointers): Tidy.
2320 (get_constraint_for): Likewise.
2321 (do_structure_copy): Likewise.
2322 (find_func_aliases): Fix references to MODIFY_EXPR.
2323 (intra_create_variable_infos): Tidy.
2324 * tree-ssa-operands.c (add_virtual_operand): Add argument
2326 When adding members of alias sets, if IS_CALL_SITE is true and
2327 the symbol is not call-clobbered, skip it.
2330 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2332 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
2333 entry by means of emit_insn_at_entry.
2335 2007-03-02 Richard Henderson <rth@redhat.com>
2337 * expr.h (promoted_input_arg): Remove decl.
2338 * function.c (promoted_input_arg): Merge into ...
2339 * combine.c (setup_incoming_promotions): ... only caller.
2340 Rearrange to avoid double loop.
2342 2007-03-02 Ben Elliston <bje@au.ibm.com>
2343 Peter Bergner <bergner@vnet.ibm.com>
2344 Janis Johnson <janis187@us.ibm.com>
2346 * config/rs6000/dfp.md: New file.
2347 * config/rs6000/rs6000.md: Include dfp.md.
2348 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
2349 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
2350 and TDmode decimal float modes in FP registers.
2351 (num_insns_constant): Likewise.
2352 (rs6000_legitimate_offset_address_p): Likewise.
2353 (rs6000_legitimize_address): Likewise.
2354 (rs6000_legitimize_reload_address): Likewise.
2355 (rs6000_legitimate_address): Likewise.
2356 (rs6000_emit_move): Likewise.
2357 (function_arg_boundary): Likewise.
2358 (function_arg_advance): Likewise.
2359 (rs6000_darwin64_record_arg_recurse): Likewise.
2360 (function_arg): Likewise.
2361 (rs6000_gimplify_va_arg): Likewise.
2362 (rs6000_split_multireg_move): Likewise.
2363 (rs6000_output_function_epilogue): Likewise.
2364 (rs6000_output_function_epilogue): Likewise.
2365 (rs6000_register_move_cost): Likewise.
2366 (rs6000_function_value): Likewise.
2367 (rs6000_libcall_value): Likewise.
2369 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2371 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
2373 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2375 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
2376 Use $MULTIDIR to choose between the kernel and RTP headers,
2377 and use $WIND_BASE and $WIND_USR to locate them.
2379 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2381 * config/i386/i386.c (override_options): Put initialization of
2382 ix86_tune_mask and ix86_arch_mask to the correct place.
2384 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2385 Michael Meissner <michael.meissner@amd.com>
2388 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
2390 (TARGET_CMOVE): Use ARCHMASK.
2391 (TARGET_CMPXCHG): Ditto.
2392 (TARGET_CMPXCHG8B): Ditto.
2393 (TARGET_XADD): Ditto.
2394 (TARGET_BSWAP): Ditto.
2395 * config/i386/i386.c (ix86_tune_mask): New global variable.
2396 (ix86_arch_mask): Ditto.
2397 (override_options): Initialize ix86_tune_mask and
2398 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
2401 2007-03-02 Ben Elliston <bje@au.ibm.com>
2404 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
2406 2007-03-02 Joseph Myers <joseph@codesourcery.com>
2408 * target.h (init_dwarf_reg_sizes_extra): New target hook.
2409 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
2410 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
2411 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
2413 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
2414 rs6000_init_dwarf_reg_sizes_extra): New.
2415 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
2416 SPE register high parts.
2418 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
2420 * Makefile.in: Add install-pdf target as
2421 copied from automake v1.10 rules.
2422 * configure.ac: Add install-pdf to target list.
2423 * configure: Regenerate.
2425 2007-03-01 Paul Brook <paul@codesourcery.com>
2427 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
2428 modes to LDRD for DImode.
2429 (output_move_double): Fixup out of range ldrd/strd.
2430 (vfp_secondary_reload_class): Rename...
2431 (coproc_secondary_reload_class): ... to this. Add wb argument.
2432 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
2433 coproc_secondary_reload_class for CLASS_IWMMXT.
2434 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
2435 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
2437 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
2439 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
2440 factor by the estimated number of iterations.
2441 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
2444 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
2445 decode_caches_intel, detect_caches_intel): New functions.
2446 (host_detect_local_cpu): Use detect_caches_amd and
2447 detect_caches_intel.
2449 2007-03-01 Richard Henderson <rth@redhat.com>
2451 * expr.c (emit_move_complex_push): Export.
2452 (emit_move_complex_parts): Split out from ...
2453 (emit_move_complex): ... here.
2454 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
2455 * config/i386/i386.md (movcdi): New.
2457 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
2459 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
2460 size of mode1 to check for tieable modes in MMX case.
2462 2007-03-01 Richard Sandiford <richard@codesourcery.com>
2464 * Makefile.in (rtlanal.o): Depend on tree.h.
2465 * rtl.h (offset_within_section_p, split_const): Declare.
2466 * rtlanal.c: Include tree.h.
2467 (offset_within_block_p): New function, taken from
2468 mips_offset_within_object_p.
2469 (split_const): New function, taken from mips_split_const.
2470 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
2472 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
2473 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
2474 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
2475 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
2476 (m68k_illegitimate_symbolic_constant_p): New function.
2477 * config/m68k/m68k.md (movsi): Remove misleading predicates.
2478 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
2479 symbolic constant that might be outside the symbol's section,
2480 move the symbol first and then add the offset.
2481 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
2483 * config/mips/mips.c (mips_split_const): Delete.
2484 (mips_offset_within_object_p): Delete.
2485 (mips_symbolic_constant_p): Use offset_within_section_p and
2486 split_const instead of mips_offset_within_object_p and
2488 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
2489 (mips_legitimize_const_move, print_operand_reloc)
2490 (mips_dangerous_for_la25_p): Use split_const instead of
2493 2007-02-28 Eric Christopher <echristo@apple.com>
2495 * Makefile.in (install-include-dir): Don't rm -rf include.
2497 2007-02-28 Richard Guenther <rguenther@suse.de>
2500 * fold-const.c (fold_binary): Do not associate expressions
2501 with more than one variable for integer types that do not wrap.
2503 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
2505 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
2506 Delete, and replace with...
2507 (fold_builtin_call_array): This. Update callers to use it.
2508 * fold-const.c (fold_build_call_list): Delete, and replace with...
2509 (fold_build_call_array): This.
2510 (fold_build_call_list_initializer): Delete, and replace with...
2511 (fold_build_call_array_initializer): This.
2512 * tree.h: Update declarations to reflect above changes.
2514 * c-typeck.c (build_function_call): Store converted arguments
2515 in a stack-allocated array instead of building a list.
2516 (convert_arguments): Store arguments in the array passed in as an
2517 argument, and return the actual number of arguments.
2518 * c-format.c: (check_function_format): Pass arguments in an
2519 array instead of a list.
2520 * c-common.c (check_function_nonnull): Likewise.
2521 (check_function_sentinel): Likewise.
2522 (check_function_arguments): Likewise.
2523 * c-common.h: Update declarations to reflect above changes.
2525 2007-02-28 Jan Hubicka <jh@suse.cz>
2527 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
2528 PRED_NEGATIVE_RETURN): Update outcomes.
2530 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
2532 * calls.c (emit_library_call_value_1): Handle partial registers
2533 correctly when building up CALL_INSN_FUNCTION_USAGE.
2535 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2537 * pa/predicates.md (move_src_operand): Allow zero for mode.
2538 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
2541 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
2544 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
2545 *movv2df_internal): Enable pattern only for valid operand
2547 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
2548 tie only 128bit modes. For MMX registers, tie only 64bit modes.
2550 2007-02-27 Mike Stump <mrs@apple.com>
2552 * config/darwin-crt3.c: Avoid compilation when compiling for a
2555 2007-02-27 Joseph Myers <joseph@codesourcery.com>
2557 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
2559 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
2560 for fixed headers and limits.h.
2561 (install-include-dir, install-headers-tar, install-headers-cpio,
2562 install-headers-cp, real-install-headers-tar,
2563 real-install-headers-cpio, real-install-headers-cp): Handle
2564 include-fixed as well as include.
2565 (install-mkheaders): Don't install files that go only in include
2567 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
2568 from GCC_INCLUDE_DIR.
2569 * gcc.c (process_command): Remove special -BstageN/ handling.
2570 (do_spec_1): Add include-fixed directories.
2572 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2574 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
2576 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
2578 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
2581 2007-02-27 Mark Mitchell <mark@codesourcery.com>
2583 * c-common.c (get_priority): Add check for
2584 SUPPORTS_INIT_PRIORITY.
2586 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2588 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
2590 * config/bfin/bfin.c: Include "cfglayout.h".
2591 (MAX_LSETUP_DISTANCE): New macro.
2592 (struct loop_info): New members incoming, incoming_src and
2593 incoming_dest. Delete member predecessor.
2594 (length_for_loop): New function.
2595 (bfin_optimize_loop): Handle more different loop structures.
2596 (bfin_discover_loop): Rework detection of predecessor blocks by
2597 examining incoming edges.
2598 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
2600 (bfin_reorder_loops): New function.
2601 (bfin_reorg_loops): Use these three new functions.
2603 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
2604 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
2605 (CONSTRAINT_LEN): Add entry for 'q'.
2606 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
2607 Add 'q' constraints.
2608 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
2609 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
2611 * config/bfin/bfin.md (add_with_carry): New pattern.
2612 (s_or_u, su_optab, su_modifier): New code macros/attrs.
2613 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
2614 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
2615 support unsigned multiplies too. Removed incorrect commutativity from
2616 operand 1 constraint where appropriate.
2617 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
2619 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
2620 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
2622 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
2623 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
2624 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
2625 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
2626 usmulhisi_hh_huh): New patterns.
2628 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
2629 lshifthi3): Fix output template to use half reg for operand 2.
2631 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
2634 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
2636 2007-02-27 Andreas Schwab <schwab@suse.de>
2638 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
2640 2007-02-27 Jan Hubicka <jh@suse.cz>
2642 * predict.c (last_basic_block_p): Remove.
2643 (tree_estimate_probability): Update return heuristic for commonized
2646 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2648 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
2650 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2652 * doc/include/gcc-common.texi (versionsubtitle): New macro.
2653 * doc/cpp.texi: Standardize title page.
2654 * doc/cppinternals.texi: Likewise.
2655 * doc/gcc.texi: Standardize title page, remove version number
2656 from copyright page.
2657 * doc/gccint.texi: Likewise.
2658 * doc/install.texi: Standardize title page, add table of
2661 2007-02-26 Jan Hubicka <jh@suse.cz>
2663 * predict.def: Set outcomes according to more recent results.
2664 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
2665 Remove dead predictors.
2666 * predict.c (return_prediction): Fix pasto.
2668 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2670 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
2671 change; avoid a memory leak when returning early.
2673 2007-02-26 Mark Mitchell <mark@codesourcery.com>
2675 * c-decl.c (static_ctors): Move to c-common.c.
2676 (static_dtors): Likewise.
2677 (finish_function): Use c_record_cdtor_fn.
2678 (build_cdtor): Move to c-common.c.
2679 (c_write_global_declarations): Use c_build_cdtor_fns.
2680 * c-common.h (static_ctors): Declare.
2681 (static_dtors): Likewise.
2682 (c_record_cdtor_fn): Likewise.
2683 (c_build_cdtor_fns): Likewise.
2684 * c-common.c (static_ctors): New variable.
2685 (static_dtors): Likewise.
2686 (c_record_cdtor_fn): New function.
2687 (build_cdtor): Move from c-decl.c
2688 (c_build_cdtor_fns): New function.
2690 * output.h (assemble_addr_to_section): Declare.
2691 (get_cdtor_priority_section): Likewise.
2692 * varasm.c (assemble_addr_to_section): New function.
2693 (get_cdtor_priority_section): Likewise.
2694 (default_named_section_asm_out_destructor): Use them.
2695 (destor_dtor_section_asm_out_destructor): Likewise.
2696 (default_named_section_asm_out_constructor): Likewise.
2697 (default_ctor_section_asm_out_constructor): Likewise.
2698 * config.gcc (*-*-vxworks*): Include vxworks.o.
2699 * config/t-vxworks (vxworks.o): New target.
2700 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
2701 (TARGET_ASM_CONSTRUCTOR): Define.
2702 (TARGET_ASM_DESTRUCTOR): Likewise.
2703 (vxworks_asm_out_constructor): Declare.
2704 (vxworks_asm_out_destructor): Likewise.
2706 * c-common.c (get_priority): Check that we have not just an
2707 INTEGER_CST, but an integer constant with integeral type.
2709 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
2711 PR tree-optimization/30938
2712 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
2713 use &dt[nargs-1] instead of &dt[nargs] in the call to
2714 vect_is_simple_use().
2716 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
2718 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
2719 from register elimination as PRE_MODIFY / POST_MODIFY increments.
2720 Do not attempt to handle MEM inside auto-inc expressions.
2721 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
2722 of a register modified by an auto-inc expression. However, do handle
2723 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
2724 (elimination_effects): Prohibit elimination of a register modified
2725 by an auto-inc expression. Disable register elimination rules whose
2726 target register is modified by an auto-inc expression with variable
2729 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2731 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
2733 (array_at_struct_end_p): New function.
2734 (idx_infer_loop_bounds): Use it.
2735 (estimate_numbers_of_iterations_loop): Export.
2736 * predict.c (predict_loops): Use estimated_loop_iterations_int.
2737 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
2738 (tree_estimate_probability): Call record_loop_exits.
2739 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
2740 (estimated_loop_iterations, estimated_loop_iterations_int,
2741 estimated_loop_iterations_tree): New functions.
2742 (analyze_siv_subscript_cst_affine,
2743 compute_overlap_steps_for_affine_1_2,
2744 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
2745 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
2746 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
2747 (PRED_LOOP_ITERATIONS_GUESSED): New.
2748 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
2749 * cfgloop.h (estimate_numbers_of_iterations_loop,
2750 estimated_loop_iterations_int): Declare.
2752 2007-02-25 Mark Mitchell <mark@codesourcery.com>
2754 * doc/extend.texi: Document optional priority argument to
2755 constructors and destructors.
2756 * tree.c (init_priority_for_decl): Adjust GTY markers.
2757 (init_ttree): Use priority-info hash functions for
2758 init_priority_for_decl.
2759 (tree_map_eq): Rename to ...
2760 (tree_map_base_eq): ... this.
2761 (tree_map_marked_p): Rename to ...
2762 (tree_map_base_marked_p): ... this.
2763 (tree_map_base_hash): New function.
2764 (decl_init_priority_lookup): Rework.
2765 (decl_fini_priority_lookup): New function.
2766 (decl_priority_info): New function.
2767 (decl_init_priority_insert): Use it.
2768 (decl_fini_priority_insert): Likewise.
2769 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
2771 (decl_restrict_base_insert): Likewise.
2772 (decl_debug_expr_insert): Likewise.
2773 (decl_value_expr_lookup): Likewise.
2774 (decl_value_expr_insert): Likewise.
2775 * tree.h (priority_type): New type.
2776 (decl_init_priority_lookup): Use priority_type.
2777 (decl_fini_priority_lookup): New function.
2778 (decl_init_priority_insert): Use priority_type.
2779 (decl_fini_priority_insert): New function.
2780 (DECL_HAS_INIT_PRIORITY): Tweak comments.
2781 (DECL_INIT_PRIORITY): Likewise.
2782 (SET_DECL_INIT_PRIORITY): Add comment.
2783 (DECL_FINI_PRIORITY): New macro.
2784 (SET_DECL_FINI_PRIORITY): Likewise.
2785 (DEFAULT_INIT_PRIORITY): Document.
2786 (MAX_INIT_PRIORITY): Likewise.
2787 (MAX_RESERVED_INIT_PRIORITY): Likewise.
2788 (tree_map_base): New type.
2789 (tree_map_base_eq): New function.
2790 (tree_map_base_hash): Likewise.
2791 (tree_map_base_marked_p): Likewise.
2792 (tree_map): Inherit from tree_map_base.
2793 (tree_map_eq): Make it a macro.
2794 (tree_map_marked_p): Likewise.
2795 (tree_int_map): Inherit from tree_map_base.
2796 (tree_int_map_eq): Make it a macro.
2797 (tree_int_map_hash): Likewise.
2798 (tree_int_map_marked_p): Likewise.
2799 (tree_priority_map): New type.
2800 (tree_priority_map_eq): New macro.
2801 (tree_priority_map_hash): Likewise.
2802 (tree_priority_map_marked_p): Likewise.
2803 * varasm.c (emults_decl): Adjust for refactoring of tree_map
2805 (emutls_common_1): Likewise.
2806 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
2807 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
2808 of tree_map hierarchy.
2809 * tree-cfg.c (move_stmt_r): Likewise.
2810 (new_label_mapper): Likewise.
2811 * c-tree.h (c_expand_body): Move to ...
2812 * c-common.h (c_expand_body): ... here.
2813 * c-decl.c (c_expand_body): Move to ...
2814 * c-common.c (c_expand_body): ... here.
2815 (c_common_attribute_table): Allow 1 argument for the constructor
2816 and destructor attributes.
2817 (get_priority): New function.
2818 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
2819 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
2821 2007-02-24 Jan Hubicka <jh@suse.cz>
2824 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
2826 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2827 Jan Hubicka <jh@suse.cz>
2830 * i386.c (counter_mode): New function.
2831 (expand_set_or_movmem_via_loop): Use it.
2832 (expand_movmem_epilogue): Likewise; fix pasto.
2833 (ix86_expand_movmem): Do emit guard even for constant counts.
2834 (ix86_expand_setmem): Likewise.
2836 2007-02-25 Nick Clifton <nickc@redhat.com>
2838 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
2839 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2841 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2844 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
2845 count argument with 0x10, not with 0x16.
2846 (expand_setmem_epilogue): Ditto.
2848 2007-02-24 Mike Stump <mrs@apple.com>
2850 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
2853 2007-02-24 Richard Guenther <rguenther@suse.de>
2856 * fold-const.c (fold_binary): Fold x +- CST op x for
2857 EQ_EXPR and NE_EXPR.
2859 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2861 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
2863 2007-02-24 Jan Hubicka <jh@suse.cz>
2865 * cgraphunit.c (decide_is_function_needed): Honor
2866 -fkeep-inline-functions.
2868 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2870 * builtins.c (fold_builtin_modf): New.
2871 (fold_builtin_2): Use it.
2873 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
2875 * loop-iv.c (implies_p): Detect additional cases where A implies B.
2876 (determine_max_iter): Take additional LOOP arg; all callers changed.
2877 Lose broken logic dealing with PLUS. Try to limit the upper bound by
2878 one using simplifications.
2879 (simplify_using_initial_values): Return if the expression becomes
2880 invalid due to altered regs.
2882 2007-02-23 DJ Delorie <dj@redhat.com>
2884 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
2886 2007-02-23 Mike Stump <mrs@apple.com>
2888 * tlink.c (scan_linker_output): Parse linker messages from
2889 darwin9's linker better.
2891 2007-02-23 Steve Ellcey <sje@cup.hp.com>
2894 * varpool.c (varpool_assemble_pending_decls): Set
2895 varpool_last_needed_node to null.
2897 2007-02-23 DJ Delorie <dj@redhat.com>
2899 * config/i386/i386.c (ix86_data_alignment): Don't specify an
2900 alignment bigger than the object file can handle.
2902 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
2905 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
2906 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
2907 (*movsf_1): Penalize MMX moves.
2909 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
2911 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
2912 2^32-1 or more times unless flag_unsafe_loop_optimizations.
2914 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
2916 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2918 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
2919 (fold_builtin_1): Use them.
2920 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2921 BUILT_IN_SIGNIFICAND.
2923 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
2925 * config/i386/i386.c (bdesc_1arg): Initialize
2926 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
2927 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
2928 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
2929 and IX86_BUILTIN_MOVSLDUP.
2931 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
2933 PR rtl-optimization/30841
2934 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
2936 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2938 * builtins.c (fold_builtin_frexp): New.
2939 (fold_builtin_2): Use it.
2941 2007-02-22 Mark Mitchell <mark@codesourcery.com>
2943 * doc/invoke.texi (Spec Files): Document getenv spec function.
2945 * gcc.c (getenv_spec_function): New function.
2946 (static_spec_functions): Add it.
2947 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
2948 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
2951 2007-02-22 Michael Matz <matz@suse.de
2954 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
2955 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
2957 2007-02-22 Ian Lance Taylor <iant@google.com>
2960 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
2961 (mem_loc_descriptor): Call it.
2963 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
2964 Ira Rosen <irar@il.ibm.com>
2966 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
2968 2007-02-22 Ira Rosen <irar@il.ibm.com>
2970 PR tree-optimization/30843
2971 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
2972 stores only after all the group is vectorized.
2974 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
2976 PR tree-optimization/30858
2977 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
2978 in the reduction cycle have a single use in the loop.
2979 * tree-vectorizer.h (relevant): Add documentation.
2981 2007-02-20 Mike Stump <mrs@apple.com>
2983 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
2984 * configure: Regenerate.
2986 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2988 Change the defaults of some parameters and options.
2989 * config/spu/spu-protos.h (spu_optimization_options): Declare.
2990 * config/spu/spu.c (spu_optimization_options): Add.
2991 (spu_override_options): Change params in spu_optimization_options.
2992 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
2994 Register 127 is only 16 byte aligned when used as a frame pointer.
2995 * config/spu/spu-protos.h (spu_init_expanders): Declare.
2996 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
2997 HARD_FRAME_POINTER_REGNUM.
2998 (spu_legitimate_address): Use regno_aligned_for_reload.
2999 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
3000 aligned when frame_pointer_needed is true.
3001 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
3003 * config/spu/spu.h (INIT_EXPANDERS): Define.
3005 Make sure shift and rotate instructions have valid immediate operands.
3006 * config/spu/predicates.md (spu_shift_operand): Remove.
3007 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
3008 * config/spu/constraints.md (W, O): Extend range.
3009 * config/spu/spu.md (umask, nmask): Define.
3010 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
3011 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
3012 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
3013 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
3014 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
3015 (lshr<mode>3_reg): Fix rtl description.
3017 Make sure mulhisi immediate operands are valid.
3018 * config/spu/predicates.md (imm_K_operand): Add.
3019 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
3021 Generate constants using fsmbi and andi.
3022 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
3023 (print_operand, spu_split_immediate, classify_immediate,
3024 fsmbi_const_p): Handle IC_FSMBI2.
3026 Correctly handle a CONST_VECTOR containing symbols.
3027 * config/spu/spu.c (print_operand): Handle HIGH correctly.
3028 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
3029 (immediate_load_p): Allow symbols that use 2 instructions to create.
3030 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
3031 with symbols when flag_pic is set.
3032 (const_vector_immediate_p): New.
3033 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
3034 accept a CONST_VECTOR with symbols.
3035 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
3036 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
3038 * config/spu/spu.md (high, low): Delete.
3039 (low_<mode>): Define.
3041 Remove INTRmode and INTR_REGNUM, which didn't work.
3042 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
3044 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
3045 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
3046 peephole2 pattern): Don't use INTR or 131.
3047 (movintrcc): Delete.
3048 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
3049 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
3050 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
3051 (UNSPEC_SET_INTR): Add.
3052 * config/spu/spu-modes.def (INTR): Remove.
3054 More accurate warnings about run-time relocations.
3055 * config/spu/spu.c (reloc_diagnostic): Test in_section.
3057 Correctly warn about immediate arguments to specific intrinsics.
3058 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
3059 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
3060 the instruction predicate.
3062 Fix tree check errors with latest update.
3063 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
3065 (spu_expand_builtin): Use CALL_EXPR_FN.
3067 Add missing specific intrinsics.
3068 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
3070 * config/spu/spu_internals.h: Ditto.
3072 Fix incorrect operand modifiers.
3073 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
3074 * config/spu/spu.md (xor<mode>3): Change %S to %J.
3076 Optimize one case of zero_extend of a vec_select.
3077 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
3079 Accept any immediate for hbr.
3080 * config/spu/spu.md (hbr): Change s constraints to i.
3082 2007-02-21 Paul Brook <paul@codesourcery.com>
3084 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
3085 condexec_count when skipping USE and CLOBBER.
3087 2007-02-21 Nick Clifton <nickc@redhat.com>
3089 * common.opt (Warray-bounds): Add Warning attribute.
3090 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
3092 (fsized-zeroes): Add Optimization attribute.
3093 (fsplit-wide-types, ftree-scev-cprop): Likewise.
3094 * c.opt (Wc++0x-compat): Add Warning attribute.
3096 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
3099 * reload1.c (eliminate_regs_in_insn): In the single_set special
3100 case, attempt to re-recognize the insn before falling back to
3101 having reload fix it up.
3103 2007-02-20 Eric Christopher <echristo@gmail.com>
3105 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
3106 Rewrite accordingly.
3107 (frv_read_iacc_argument): Ditto.
3108 (frv_expand_set_builtin): Take a call instead of arglist, update for
3110 (frv_expand_unop_builtin): Ditto.
3111 (frv_expand_binop_builtin): Ditto.
3112 (frv_expand_cut_builtin): Ditto.
3113 (frv_expand_binopimm_builtin): Ditto.
3114 (frv_expand_voidbinop_builtin): Ditto.
3115 (frv_expand_int_void2arg): Ditto.
3116 (frv_expand_prefetches): Ditto.
3117 (frv_expand_voidtriop_builtin): Ditto.
3118 (frv_expand_voidaccop_builtin): Ditto.
3119 (frv_expand_load_builtin): Ditto.
3120 (frv_expand_store_builtin): Ditto.
3121 (frv_expand_mdpackh_builtin): Ditto.
3122 (frv_expand_mclracc_builtin): Ditto.
3123 (frv_expand_mrdacc_builtin): Ditto.
3124 (frv_expand_mwtacc_builtin): Ditto.
3125 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
3128 2007-02-20 Janis Johnson <janis187@us.ibm.com>
3130 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
3131 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
3133 (HAVE_GAS_DFP): Check for assembler support of decimal floating
3135 * configure: Regenerate.
3136 * config.in: Regenerate.
3137 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
3138 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
3139 masks to power6 and power6x and to POWERPC_MASKS.
3140 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3142 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
3143 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
3144 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3145 Access PROTOTYPE as variable, not mask.
3147 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3149 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
3150 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
3151 * combine.c (adjust_for_new_dest): Use it.
3152 * postreload.c (reload_combine): Likewise.
3154 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3156 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
3157 notes on an insn with multiple sets, even if single_set returns
3158 non-NULL for that insn.
3160 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3162 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
3165 2007-02-20 Geoffrey Keating <geoffk@apple.com>
3167 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
3168 if user didn't pass it.
3169 * config/i386/darwin.h (CC1_SPEC): Likewise.
3170 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
3171 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
3172 -mmacosx-version-min.
3174 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3175 Uros Bizjak <ubizjak@gmail.com>
3177 * optabs.h (enum optab_index): Add new OTI_scalb.
3178 (scalb_optab): Define corresponding macro.
3179 * optabs.c (init_optabs): Initialize scalb_optab.
3180 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
3182 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
3183 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
3184 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
3185 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
3186 flag_unsafe_math_optimizations is set.
3188 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
3189 to implement scalbf, scalb and scalbl built-ins as inline x87
3192 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3193 DJ Delorie <dj@redhat.com>
3196 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
3197 (diagnostic_report_diagnostic): ... here, and turn them into real
3198 errors. If warnings are inhibited, no need to do anything.
3200 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
3202 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
3203 better code generation.
3205 2007-02-20 Ben Elliston <bje@au.ibm.com>
3207 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
3209 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
3211 * config/alpha/alpha.c, config/alpha/alpha.md,
3212 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
3213 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
3214 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
3215 config/arm/lib1funcs.asm: Follow spelling conventions.
3217 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
3218 config/fr30/fr30.md, config/i386/i386.h,
3219 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3220 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
3221 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
3222 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
3223 config/rs6000/altivec.md, config/rs6000/rs6000.c,
3224 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
3225 config/sparc/sparc.c, config/sparc/sparc.h,
3226 config/sparc/sparc.md, config/spu/constraints.md,
3227 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
3230 2007-02-20 Alan Modra <amodra@bigpond.net.au>
3233 * varasm.c (use_blocks_for_decl_p): Return false for decls with
3236 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3238 * doc/invoke.texi (-ftree-lrs): Remove.
3240 2007-02-19 Diego Novillo <dnovillo@redhat.com>
3242 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
3245 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
3247 * config/ia64/ia64.c (ia64_expand_builtin): Use the
3248 new CALL_EXPR_FN macro for retrieving the function
3249 declaration of the input expression.
3251 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3253 * c.opt (Waddress): New.
3254 * common.opt (Walways-true): Delete.
3255 (Wstring-literal-comparison): Delete.
3256 * doc/invoke.texi (Warning Options): Delete -Walways-true and
3257 -Wstring-literal-comparison. Add -Waddress.
3259 (Walways-true): Delete.
3260 (Wstring-literal-comparison): Delete.
3261 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
3262 consistently instead of -Walways-true in example.
3263 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
3264 * c-typeck.c (parser_build_binary_op): Replace
3265 -Wstring-literal-comparison and -Walways-true with -Waddress.
3266 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
3269 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3271 * tree-cfg.c (dump_function_to_file): Be prepared for functions
3272 without DECL_STRUCT_FUNCTION initialized.
3274 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3276 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
3277 due to calls to functions taking pointers as parameters.
3279 2007-02-19 Richard Henderson <rth@redhat.com>
3282 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
3285 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
3287 * config/s390/s390.c (s390_call_saved_register_used,
3288 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
3289 accessed to the new scheme.
3291 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3293 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
3294 (cris_print_index, cris_print_operand, cris_print_operand_address)
3295 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
3296 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
3297 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
3299 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
3300 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
3301 GO_IF_LEGITIMATE_ADDRESS): Ditto.
3302 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
3303 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
3304 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
3305 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
3306 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
3307 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
3308 (uminsi3, call, call_value): Ditto.
3309 (define_split: indir_to_reg_split, unnamed): Ditto.
3311 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
3313 PR tree-optimization/30975
3314 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
3317 2007-02-18 Eric Christopher <echristo@gmail.com>
3319 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
3320 Remove use of arglist.
3321 (mips_expand_builtin): Remove use of arglist, pass in expr.
3322 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
3323 (mips_expand_builtin_movtf): Ditto.
3324 (mips_expand_builtin_compare): Ditto.
3326 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3328 * tree-sra.c (sra_build_assignment): Replace assertion
3329 checking with a comment explaining why it can't be done.
3331 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3334 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
3335 during CALL_EXPR representation conversion.
3336 * tree-ssa-propagate.c (set_rhs): Likewise.
3338 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3340 * tree-sra.c (sra_build_assignment): Disable assertion checking
3343 2007-02-18 Roger Sayle <roger@eyesopen.com>
3345 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
3346 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3347 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
3349 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
3350 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
3351 gimplify_init_ctor_eval_range, gimple_push_cleanup,
3352 gimplify_omp_for, gimplify_omp_atomic_pipeline,
3353 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
3354 force_gimple_operand): Likewise.
3355 * ipa-cp.c (constant_val_insert): Likewise.
3356 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
3357 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
3358 perfect_nestify): Likewise.
3359 * langhooks.c (lhd_omp_assignment): Likewise.
3360 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
3361 lower_copyprivate_clauses, lower_send_clauses,
3362 lower_send_shared_vars, expand_parallel_call,
3363 expand_omp_for_generic, expand_omp_for_static_nochunk,
3364 expand_omp_for_static_chunk, expand_omp_sections,
3365 lower_omp_single_copy, lower_omp_for_lastprivate,
3366 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
3367 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3368 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
3371 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3373 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
3374 config/sh/sh.md: Follow spelling conventions.
3376 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
3377 config/frv/predicates.md: Follow spelling conventions.
3379 * config/m68k/linux-unwind.h: Fix a comment typo.
3380 * target.h: Follow spelling conventions.
3382 2007-02-18 Roger Sayle <roger@eyesopen.com>
3384 PR rtl-optimization/28173
3385 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
3386 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
3387 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
3388 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
3389 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
3391 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3393 * builtins.c (fold_builtin_load_exponent): New.
3394 (fold_builtin_2): Use it.
3396 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
3398 PR rtl-optimization/30773
3399 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
3400 if we fail to attach a REG_EQUIV note.
3402 2007-02-18 David Edelsohn <edelsohn@gnu.org>
3403 Roger Sayle <roger@eyesopen.com>
3405 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
3407 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3409 * calls.c (initialize_argument_information): Pass original EXP
3410 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
3411 code to split complex arguments here, as part of initializing the
3413 (expand_call): Remove code that builds a list of arguments and
3414 inserts implicit arguments into it. Instead, just count how many
3415 implicit arguments there will be so we can determine the size of
3416 the ARGS array, and let initialize_argument_information do the work.
3417 (split_complex_values): Delete unused function.
3419 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3421 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
3423 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3425 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
3426 for arg pointer based indexed addressing.
3428 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3430 * config/ia64/ia64.h, config/ia64/ia64.md,
3431 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
3432 spelling conventions.
3434 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3436 * config/m68k/m68k.c (split_di): New.
3437 * config/m68k/m68k-protos.h: Declare split_di.
3438 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
3439 Improve predicate handling and split constant shifts.
3441 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3443 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
3444 parameter for register bitfield operations, general predicates
3447 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3449 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
3450 * config/m68k/linux-unwind.h: New file.
3452 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3454 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
3455 config/i386/athlon.md, config/ia64/ia64.md,
3456 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
3457 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
3458 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
3459 tree-ssa-loop-niter.c, tree-vect-analyze.c,
3460 tree-vect-transform.c: Fix comment typos.
3462 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
3464 * sched-deps.c (find_insn_list): Remove.
3465 * sched-int.h: Remove the prototype for find_insn_list.
3467 2007-02-16 Geoffrey Keating <geoffk@apple.com>
3469 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
3471 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
3472 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
3473 darwin_rs6000_override_options.
3474 (C_COMMON_OVERRIDE_OPTIONS): Expect
3475 darwin_macosx_version_min to be non-NULL always.
3476 (TARGET_C99_FUNCTIONS): Likewise.
3477 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
3478 (DARWIN_MINVERSION_SPEC): New.
3479 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
3480 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
3482 (DARWIN_MINVERSION_SPEC): New.
3483 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
3485 * config/darwin-c.c (darwin_cpp_builtins): Expect
3486 darwin_macosx_version_min to be non-NULL always.
3488 * config/rs6000/rs6000.c: Clean up trailing whitespace.
3490 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
3492 * config/i386/i386.h (x86_use_xchgb): New.
3493 (TARGET_USE_XCHGB): New macro.
3494 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
3495 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
3496 Split after reload into bswaphi for shifts of 8.
3497 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
3498 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
3499 or when optimizing for size.
3501 2007-02-16 Richard Guenther <rguenther@suse.de>
3502 Christian Bruel <christian.bruel@st.com>
3504 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
3505 DECLs but prefer SSA_NAMEs over DECLs.
3507 2007-02-16 Richard Guenther <rguenther@suse.de>
3509 * tree-flow-inline.h (single_imm_use_p): Remove.
3510 (zero_imm_uses_p): Likewise.
3511 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
3512 instead of single_imm_use_p.
3513 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
3516 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3519 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
3520 nested double- and backquotes.
3522 2007-02-15 Roger Sayle <roger@eyesopen.com>
3525 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
3526 should be unreachable.
3527 (build2_stat): Allow construction of MODIFY_EXPR at any time.
3528 For the time being redirect GIMPLE_MODIFY_STMT to the new
3529 (renamed) build_gimple_modify_stmt_stat.
3530 (build2_gimple_stat): Rename to...
3531 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
3532 Always build a GIMPLE_MODIFY_STMT node.
3533 * tree.h (build2_gimple, build2_gimple_stat): Delete.
3534 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
3537 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
3538 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
3539 * tree-complex.c (set_component_ssa_name, expand_complex_move,
3540 expand_complex_div_wide): Likewise.
3541 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
3542 * tree-ssa-loop-im.c (schedule_sm): Likewise.
3543 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
3544 * tree-ssa-loop-manip.c (create_iv): Likewise.
3545 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
3546 abs_replacement): Likewise.
3547 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
3548 realify_fake_stores): Likewise.
3550 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
3551 node rather than a GIMPLE_MODIFY_STMT node.
3552 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
3553 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
3555 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
3556 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
3559 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3562 * fold-const.c (fold_comparison): Add back the
3563 folding of constant complex comparisions.
3565 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3568 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
3569 effects unknown to this function, return early.
3571 2007-02-15 Ian Lance Taylor <iant@google.com>
3573 * lower-subreg.c (move_eh_region_note): New static function.
3574 (resolve_simple_move): Call it.
3575 (decompose_multiword_subregs): Track blocks for which we resolve a
3576 simple move which is also a control flow insn. Pass them to
3577 find_many_sub_basic_blocks.
3578 (pass_lower_subreg): Add TODO_verify_flow.
3579 (pass_lower_subreg2): Likewise.
3581 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3582 Brooks Moses <brooks.moses@codesourcery.com>
3583 Lee Millward <lee.millward@codesourcery.com>
3585 * tree.h (enum tree_code_class): Add tcc_vl_exp.
3586 (VL_EXP_CLASS_P): New.
3587 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
3589 (TREE_OPERAND_CHECK_CODE): Likewise.
3590 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
3591 (TREE_RTL_OPERAND_CHECK): Likewise.
3592 (tree_operand_check_failed): Make second parameter the whole tree
3593 instead of its code. Fixed callers.
3594 (VL_EXP_CHECK): New.
3595 (TREE_OPERAND_LENGTH): New.
3596 (VL_EXP_OPERAND_LENGTH): New.
3597 (CALL_EXPR_FN): New.
3598 (CALL_EXPR_STATIC_CHAIN): New.
3599 (CALL_EXPR_ARGS): New.
3600 (CALL_EXPR_ARG): New.
3601 (call_expr_nargs): New.
3602 (CALL_EXPR_ARGP): New.
3603 (build_nt_call_list): Declare.
3604 (build_vl_exp_stat): Declare.
3605 (build_vl_exp): New.
3606 (build_call_list): Declare.
3607 (build_call_nary): Declare.
3608 (build_call_valist): Declare.
3609 (build_call_array): Declare.
3610 (call_expr_arg): Declare.
3611 (call_expr_argp): Declare.
3612 (call_expr_arglist): Declare.
3613 (fold_build_call_list): Declare.
3614 (fold_build_call_list_initializer): Declare.
3615 (fold_call_expr): Declare to replace fold_builtin.
3616 (fold_builtin_fputs): Update to agree with modified definition.
3617 (fold_builtin_strcpy): Likewise.
3618 (fold_builtin_strncpy): Likewise.
3619 (fold_builtin_memory_chk): Likewise.
3620 (fold_builtin_stxcpy_chk): Likewise.
3621 (fold_builtin_strncpy_chk): Likewise.
3622 (fold_builtin_next_arg): Likewise.
3623 (fold_build_call_expr): Declare.
3624 (fold_builtin_call_list): Declare.
3625 (fold_builtin_call_valist): Declare.
3626 (build_call_expr): Declare.
3627 (validate_arglist): Update to agree with modified definition.
3628 (tree_operand_length): New.
3629 (call_expr_arg_iterator): New.
3630 (init_call_expr_arg_iterator): New.
3631 (next_call_expr_arg): New.
3632 (first_call_expr_arg): New.
3633 (more_call_expr_args_p): New.
3634 (FOR_EACH_CALL_EXPR_ARG): New.
3636 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
3637 and tcc_gimple_stmt.
3638 (tree_code_size): Update documentation. Use sizeof (tree) rather
3639 than sizeof (char *).
3640 (tree_size): Likewise. Add case for tcc_vl_exp.
3641 (tree_node_structure): Add case for tcc_vl_exp.
3642 (contains_placeholder_p): Likewise.
3643 (substitute_in_expr): Likewise.
3644 (substitute_placeholder_in_expr): Likewise.
3645 (stabilize_reference_1): Likewise.
3646 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
3647 to diagnose breakage of this interface for constructing CALL_EXPRs.
3648 (build_nt): Add similar assertion here.
3649 (build_nt_call_list): New.
3650 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
3651 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
3653 (get_callee_fndecl): Use new CALL_EXPR accessors.
3654 (tree_operand_check_failed): Change parameters to pass entire node
3655 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
3656 (process_call_operands): New.
3657 (build_vl_exp_stat): New.
3658 (build_call_list): New.
3659 (build_call_nary): New.
3660 (build_call_valist): New.
3661 (build_call_array): New.
3662 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3663 (call_expr_arglist): New.
3665 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
3666 tcc_vl_exp instead of a fixed-size tcc_expression.
3668 * doc/c-tree.texi (CALL_EXPR): Document new representation and
3669 accessors for CALL_EXPRs.
3670 (AGGR_INIT_EXPR): Likewise.
3672 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3673 Brooks Moses <brooks.moses@codesourcery.com>
3674 Lee Millward <lee.millward@codesourcery.com>
3676 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
3677 (expand_builtin_nonlocal_goto): Change parameter to be entire
3678 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
3679 (expand_builtin_prefetch): Likewise.
3680 (expand_builtin_classify_type): Likewise.
3681 (mathfn_built_in): Return NULL_TREE instead of 0.
3682 (expand_errno_check): Use new CALL_EXPR accessors.
3683 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
3684 Return NULL_RTX instead of 0.
3685 (expand_builtin_mathfn_2): Likewise.
3686 (expand_builtin_mathfn_3): Likewise.
3687 (expand_builtin_interclass_mathfn): Likewise.
3688 (expand_builtin_sincos): Likewise.
3689 (expand_builtin_cexpi): Likewise.
3690 (expand_builtin_int_roundingfn): Likewise.
3691 (expand_builtin_int_roundingfn_2): Likewise.
3692 (expand_builtin_pow): Likewise.
3693 (expand_builtin_powi): Likewise.
3694 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
3695 of arglist, fixing callers appropriately. Use new CALL_EXPR
3696 accessors and constructors. Return NULL_RTX instead of 0.
3697 (expand_builtin_strstr): Likewise.
3698 (expand_builtin_strchr): Likewise.
3699 (expand_builtin_strrchr): Likewise.
3700 (expand_builtin_strpbrk): Likewise.
3701 (expand_builtin_memcpy): Likewise.
3702 (expand_builtin_mempcpy): Likewise.
3703 (expand_builtin_mempcpy_args): New.
3704 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
3705 (expand_builtin_memmove_args): New.
3706 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
3707 (expand_movstr): Likewise.
3708 (expand_builtin_strcpy): Likewise.
3709 (expand_builtin_strcpy_args): New.
3710 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
3711 (expand_builtin_strncpy): Likewise.
3712 (expand_builtin_memset): Likewise.
3713 (expand_builtin_memset_args): New.
3714 (expand_builtin_bzero): Similarly to expand_builtin_memset.
3715 (expand_builtin_memcmp): Likewise.
3716 (expand_builtin_strcmp): Likewise.
3717 (expand_builtin_strncmp): Likewise.
3718 (expand_builtin_strcat): Likewise.
3719 (expand_builtin_strncat): Likewise.
3720 (expand_builtin_strspn): Likewise.
3721 (expand_builtin_strcspn): Likewise.
3722 (expand_builtin_args_info): Likewise.
3723 (expand_builtin_va_start): Likewise.
3724 (gimplify_va_arg_expr): Likewise.
3725 (expand_builtin_va_end): Likewise.
3726 (expand_builtin_va_copy): Likewise.
3727 (expand_builtin_frame_address): Likewise.
3728 (expand_builtin_alloca): Likewise.
3729 (expand_builtin_bswap): Likewise.
3730 (expand_builtin_unop): Likewise.
3731 (expand_builtin_fputs): Likewise.
3732 (expand_builtin_expect): Likewise.
3733 (expand_builtin_fabs): Likewise.
3734 (expand_builtin_copysign): Likewise.
3735 (expand_builtin_printf): Likewise.
3736 (expand_builtin_fprintf): Likewise.
3737 (expand_builtin_sprintf): Likewise.
3738 (expand_builtin_init_trampoline): Likewise.
3739 (expand_builtin_signbit): Likewise.
3740 (expand_builtin_fork_or_exec): Likewise.
3741 (expand_builtin_sync_operation): Likewise.
3742 (expand_builtin_compare_and_swap): Likewise.
3743 (expand_builtin_lock_test_and_set): Likewise.
3744 (expand_builtin_lock_release): Likewise.
3745 (expand_builtin): Likewise.
3746 (builtin_mathfn_code): Likewise.
3748 (fold_builtin_constant_p): Pass call arguments individually instead
3749 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3750 accessors and constructors. Return NULL_TREE instead of 0.
3751 (fold_builtin_expect): Likewise.
3752 (fold_builtin_classify_type): Likewise.
3753 (fold_builtin_strlen): Likewise.
3754 (fold_builtin_nan): Likewise.
3755 (integer_valued_real_p): Likewise.
3756 (fold_trunc_transparent_mathfn): Likewise.
3757 (fold_fixed_mathfn): Likewise.
3758 (fold_builtin_cabs): Likewise.
3759 (fold_builtin_sqrt): Likewise.
3760 (fold_builtin_cbrt): Likewise.
3761 (fold_builtin_cos): Likewise.
3762 (fold_builtin_cosh): Likewise.
3763 (fold_builtin_tan): Likewise.
3764 (fold_builtin_sincos): Likewise.
3765 (fold_builtin_cexp): Likewise.
3766 (fold_builtin_trunc): Likewise.
3767 (fold_builtin_floor): Likewise.
3768 (fold_builtin_ceil): Likewise.
3769 (fold_builtin_round): Likewise.
3770 (fold_builtin_int_roundingfn): Likewise.
3771 (fold_builtin_bitop): Likewise.
3772 (fold_builtin_bswap): Likewise.
3773 (fold_builtin_logarithm): Likewise.
3774 (fold_builtin_hypot): Likewise.
3775 (fold_builtin_pow): Likewise.
3776 (fold_builtin_powi): Likewise.
3777 (fold_builtin_exponent): Likewise.
3778 (fold_builtin_memset): Likewise.
3779 (fold_builtin_bzero): Likewise.
3780 (fold_builtin_memory_op): Likewise.
3781 (fold_builtin_bcopy): Deleted; call site changed to invoke
3782 fold_builtin_memory_op directly.
3783 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
3784 (fold_builtin_strncpy): Likewise.
3785 (fold_builtin_memcmp): Likewise.
3786 (fold_builtin_strcmp): Likewise.
3787 (fold_builtin_strncmp): Likewise.
3788 (fold_builtin_signbit): Likewise.
3789 (fold_builtin_copysign): Likewise.
3790 (fold_builtin_isascii): Likewise.
3791 (fold_builtin_toascii): Likewise.
3792 (fold_builtin_isdigit): Likewise.
3793 (fold_builtin_fabs): Likewise.
3794 (fold_builtin_abs): Likewise.
3795 (fold_builtin_fmin_fmax): Likewise.
3796 (fold_builtin_carg): Likewise.
3797 (fold_builtin_classify): Likewise.
3798 (fold_builtin_unordered_cmp): Likewise.
3800 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
3801 New functions split out from fold_builtin_1.
3802 (fold_builtin_n): New.
3803 (fold_builtin_varargs): New.
3804 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
3806 (fold_call_expr): New.
3807 (build_function_call_expr): Rewrite to use new helper function.
3808 (fold_builtin_call_list): New.
3809 (build_call_expr): New.
3810 (fold_builtin_call_valist): New.
3811 (rewrite_call_expr): New.
3812 (validate_arg): New.
3813 (validate_arglist): Change parameter to be entire CALL_EXPR instead
3814 of an arglist. Change return type to bool. Use new CALL_EXPR
3817 (fold_builtin_strstr): Pass call arguments individually instead
3818 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3819 accessors and constructors. Return NULL_TREE instead of 0.
3820 (fold_builtin_strchr): Likewise.
3821 (fold_builtin_strrchr): Likewise.
3822 (fold_builtin_strpbrk): Likewise.
3823 (fold_builtin_strcat): Likewise.
3824 (fold_builtin_strncat): Likewise.
3825 (fold_builtin_strspn): Likewise.
3826 (fold_builtin_strcspn): Likewise.
3827 (fold_builtin_fputs): Likewise.
3828 (fold_builtin_next_arg): Likewise.
3829 (fold_builtin_sprintf): Likewise.
3831 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
3832 NULL_RTX instead of 0.
3833 (expand_builtin_memory_chk): Likewise.
3834 (maybe_emit_chk_warning): Likewise.
3835 (maybe_emit_sprintf_chk_warning): Likewise.
3837 (fold_builtin_object_size): Pass call arguments individually instead
3838 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3839 accessors and constructors. Return NULL_TREE instead of 0.
3840 (fold_builtin_memory_chk): Likewise.
3841 (fold_builtin_stxcpy_chk): Likewise.
3842 (fold_builtin_strncpy_chk): Likewise.
3843 (fold_builtin_strcat_chk): Likewise.
3844 (fold_builtin_strcat_chk): Likewise.
3845 (fold_builtin_strncat_chk): Likewise.
3846 (fold_builtin_sprintf_chk): Likewise.
3847 (fold_builtin_snprintf_chk): Likewise.
3848 (fold_builtin_printf): Likewise.
3849 (fold_builtin_vprintf): Likewise.
3851 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
3853 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
3854 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3855 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
3856 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
3857 (fold_unary): Likewise.
3858 (fold_binary): Likewise.
3859 (fold_ternary): Remove CALL_EXPR case, since they are no longer
3860 ternary expressions.
3861 (fold): Add logic for tcc_vl_exp.
3862 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
3863 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3864 (fold_build3_stat): Add assertion to flag broken interface for
3865 constructing CALL_EXPRs.
3866 (fold_build_call_list): New.
3867 (fold_build_call_list_initializer): New.
3868 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
3870 (fold_strip_sign_ops): Likewise.
3872 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3873 Brooks Moses <brooks.moses@codesourcery.com>
3874 Lee Millward <lee.millward@codesourcery.com>
3876 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
3877 accessors and dump arguments explicitly.
3879 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
3881 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
3883 (print_call_name): Use new CALL_EXPR accessors.
3885 * print-tree.c (print_node): Add case tcc_vl_exp. Print
3886 CALL_EXPR arguments explicitly instead of as a list. Use
3887 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3889 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
3890 (vrp_visit_stmt): Likewise.
3892 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
3893 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
3895 (force_move_till_expr): Likewise.
3897 * targhooks.c (default_external_stack_protect_fail): Use
3898 build_call_expr instead of build_function_call_expr.
3899 (default_hidden_stack_protect_fail): Likewise.
3901 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
3904 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
3905 and walk arguments explicitly.
3907 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
3908 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3909 (expand_simple_operations): Likewise.
3910 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
3912 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
3913 of TREE_CODE_LENGTH.
3914 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
3916 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
3917 instead of TREE_CODE_LENGTH.
3919 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
3920 (tree_ic_transform): Likewise.
3921 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
3922 parameter instead of arglist. Fix callers.
3923 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
3924 (tree_stringops_transform): Likewise.
3925 (tree_indirect_call_to_profile): Likewise.
3926 (tree_stringops_values_to_profile): Likewise.
3928 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
3929 (eliminate_tail_call): Likewise.
3931 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
3933 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3934 Use TREE_OPERAND_LENGTH and generalize to handle any number of
3936 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
3938 * omp-low.c (build_omp_barrier): Use build_call_expr.
3939 (lower_rec_input_clauses): Likewise.
3940 (lower_reduction_clauses): Likewise.
3941 (expand_parallel_call): Likewise.
3942 (maybe_catch_exception): Likewise.
3943 (expand_omp_for_generic): Likewise.
3944 (expand_omp_for_static_nochunk): Likewise.
3945 (expand_omp_sections): Likewise.
3946 (lower_omp_single_simple): Likewise.
3947 (lower_omp_single_copy): Likewise.
3948 (lower_omp_master): Likewise.
3949 (lower_omp_ordered): Likewise.
3950 (lower_omp_critical): Likewise.
3952 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
3953 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
3955 * tree-gimple.c (is_gimple_call_addr): Fix doc.
3956 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
3957 TREE_CODE_LENGTH. Add tcc_vl_exp case.
3959 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
3960 and generalize to handle any number of operands.
3961 (chrec_contains_undetermined): Likewise.
3962 (tree_contains_chrecs): Likewise.
3963 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
3965 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
3967 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
3968 fold_call_expr instead of fold_builtin.
3969 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
3970 match declarations there.
3971 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
3974 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
3975 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3977 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
3978 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
3980 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
3983 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
3984 (execute_cse_sincos): Use new CALL_EXPR accessors.
3986 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
3988 * gimple-low.c (lower_function_body): Use build_call_expr.
3989 (lower_builtin_setjmp): Likewise.
3991 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
3992 (set_storage_via_libcall): Likewise.
3993 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
3994 instead of TREE_CODE_LENGTH.
3995 (expand_expr_real_1): Use new CALL_EXPR accessors.
3997 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
3998 generalize to handle any number of operands.
3999 (TB_parent_eq): Likewise.
4001 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
4002 (strip_builtin_expect): Likewise.
4004 * function.c (gimplify_parameters): Use build_call_expr.
4006 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
4007 instead of TREE_CODE_LENGTH.
4009 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
4010 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
4012 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
4015 * gimplify.c (build_stack_save_restore): Use build_call_expr.
4016 (gimplify_decl_expr): Likewise.
4017 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
4018 Use new CALL_EXPR iterators.
4019 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
4020 (gimplify_modify_expr_to_memset): Likewise.
4021 (gimplify_variable_sized_compare): Likewise.
4022 (gimplify_omp_atomic_fetch_op): Likewise.
4023 (gimplify_omp_atomic_pipeline): Likewise.
4024 (gimplify_omp_atomic_mutex): Likewise.
4025 (gimplify_function_tree): Likewise.
4027 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
4028 (call_expr_flags): Likewise.
4029 (expand_call): Likewise.
4031 * except.c (expand_builtin_eh_return_data_regno): Pass entire
4032 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4035 * coverage.c (create_coverage): Use build_call_expr.
4037 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
4038 (temp_call_expr_obstack): New.
4039 (pool_copy_list): Delete.
4040 (temp_copy_call_expr): New.
4041 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
4042 CALL_EXPR accessors. Get rid of special goo for copying argument
4043 lists and use temp_copy_call_expr instead.
4044 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
4045 CALL_EXPR accessors.
4046 (create_expression_by_pieces): Likewise. Use build_call_array
4047 to construct the result instead of fold_build3.
4048 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
4049 dealing with argument lists.
4050 (init_pre): Remove references to expression_node_pool and
4051 list_node_pool. Init temp_call_expr_obstack instead.
4052 (fini_pre): Remove references to expression_node_pool and
4055 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
4056 and walk arguments explicitly instead of as a list.
4058 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
4059 (mx_register_decls): Likewise.
4060 (mudflap_register_call): Likewise.
4061 (mudflap_finish_file): Likewise.
4063 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
4064 (ipa_callsite_compute_param): Likewise.
4066 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
4067 accessors and constructor.
4069 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
4070 accessors and constructor.
4071 (convert_tramp_reference): Likewise.
4072 (convert_call_expr): Likewise.
4073 (finalize_nesting_tree_1): Likewise.
4075 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
4078 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
4080 * tree-inline.c (initialize_inlined_parameters): Pass entire
4081 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4083 (estimate_num_insns_1): Use new CALL_EXPR accessors.
4084 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
4086 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
4087 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4088 (vectorizable_reduction): Likewise.
4089 (vectorizable_call): Use new CALL_EXPR iterators.
4090 (vectorizable_conversion): Use build_call_expr.
4091 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
4092 (vect_gen_widened_results_half): Use build_call_expr.
4093 (vect_setup_realignment): Likewise.
4094 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
4096 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
4097 (pass_through_call): Likewise.
4098 (compute_object_sizes): Likewise. Use fold_call_expr instead of
4101 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
4102 (tree_gen_pow2_profiler): Likewise.
4103 (tree_gen_one_value_profiler): Likewise.
4104 (tree_gen_ic_func_profiler): Likewise.
4105 (tree_gen_average_profiler): Likewise.
4106 (tree_gen_ior_profiler): Likewise.
4108 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
4109 (find_func_aliases): Use new CALL_EXPR accessors. Add case
4110 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4112 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
4113 of TREE_CODE_LENGTH.
4115 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
4116 of TREE_CODE_LENGTH.
4118 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
4120 (convert_to_integer): Likewise.
4122 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
4125 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4126 Brooks Moses <brooks.moses@codesourcery.com>
4127 Lee Millward <lee.millward@codesourcery.com>
4129 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
4131 * config/frv/frv.c (frv_expand_builtin): Likewise.
4132 * config/s390/s390.c (s390_expand_builtin): Likewise.
4134 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
4135 (sparc_expand_builtin): Use new CALL_EXPR accessors.
4137 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
4138 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
4139 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
4140 (ix86_expand_store_builtin): Likewise.
4141 (ix86_expand_unop_builtin): Likewise.
4142 (ix86_expand_unop1_builtin): Likewise.
4143 (ix86_expand_sse_compare): Likewise.
4144 (ix86_expand_sse_comi): Likewise.
4145 (ix86_expand_vec_init_builtin): Likewise.
4146 (ix86_expand_vec_ext_builtin): Likewise.
4147 (ix86_expand_vec_set_builtin): Likewise.
4148 (ix86_expand_builtin): Use new CALL_EXPR accessors.
4150 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
4151 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
4153 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
4154 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4155 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
4157 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
4159 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4160 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
4161 arglist. Use new CALL_EXPR accessors. Fix callers.
4162 (altivec_expand_abs_builtin): Likewise.
4163 (rs6000_expand_binop_builtin): Likewise.
4164 (altivec_expand_predicate_builtin): Likewise.
4165 (altivec_expand_lv_builtin): Likewise.
4166 (spe_expand_stv_builtin): Likewise.
4167 (altivec_expand_stv_builtin): Likewise.
4168 (rs6000_expand_ternop_builtin): Likewise.
4169 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
4170 (altivec_expand_st_builtin): Likewise.
4171 (altivec_expand_dst_builtin): Likewise.
4172 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
4173 arglist. Use new CALL_EXPR accessors. Fix callers.
4174 (altivec_expand_vec_set_builtin): Likewise.
4175 (altivec_expand_vec_ext_builtin): Likewise.
4176 (altivec_expand_builtin): Use new CALL_EXPR accessors.
4177 (spe_expand_builtin): Likewise.
4178 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
4179 arglist. Use new CALL_EXPR accessors. Fix callers.
4180 (spe_expand_evsel_builtin): Likewise.
4181 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
4182 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
4184 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
4185 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4186 (arm_expand_unop_builtin): Likewise.
4187 (arm_expand_builtin): Use new CALL_EXPR accessors.
4189 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
4192 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
4193 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4194 (bfin_expand_unop_builtin): Likewise.
4195 (bfin_expand_builtin): Use new CALL_EXPR accessors.
4197 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4198 Brooks Moses <brooks.moses@codesourcery.com>
4199 Lee Millward <lee.millward@codesourcery.com>
4201 * c-semantics.c (build_stmt): Add internal diagnostic check.
4203 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
4204 accessors. Print arguments explicitly instead of as a list.
4206 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
4208 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
4209 (c_finish_omp_flish): Likewise.
4211 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
4212 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
4213 instead of TREE_CODE_LENGTH.
4214 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
4215 (c_warn_unused_result): Likewise.
4217 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4220 * doc/invoke.texi (Warning Options): Remove
4221 -Werror-implicit-function-declaration.
4222 (Wimplicit-function-declaration): Update description.
4223 * opts.c (common_handle_option): Move handling of -Werror=* to...
4224 (enable_warning_as_error): ...here.
4225 * opts.h (enable_warning_as_error): Declare.
4226 * c-decl.c (implicit_decl_warning): Unless
4227 -Wno-implicit-function-declaration is given, emit a pedwarn if
4228 -std=c99 or emit a warning if -Wimplicit-function-declaration.
4229 * c.opt (Wimplicit-function-declaration): Replace
4230 mesg_implicit_function_declaration with
4231 warn_implicit_function_declaration.
4232 * c-opts.c (c_common_handle_option):
4233 -Werror-implicit-function-declaration is exactly equal as
4234 -Werror=implicit-function-declaration.
4235 (set_Wimplicit): Replace mesg_implicit_function_declaration with
4236 warn_implicit_function_declaration.
4237 (c_common_post_options): -Wimplict-function-declaration is enabled
4238 by default by -std=c99, otherwise is disabled by default.
4239 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
4241 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4243 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
4244 DECL on the rhs to a DECL on the lhs for debug info purposes if the
4245 former is ignored but not the latter.
4247 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4249 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
4250 is made and the reference doesn't use the alias set of its type,
4251 do not create the temporary using that type.
4253 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
4255 * jump.c: Remove prototypes for delete_computation and
4256 delete_prior_computation.
4258 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4260 * jump.c (get_label_after): Delete.
4261 (get_label_before, delete_computation, delete_jump,
4262 delete_prior_computation, follow_jumps): Move...
4263 * reorg.c (delete_computation, delete_prior_computation): ... here...
4264 (get_label_before, delete_jump): ... making these static ...
4265 (follow_jumps): ... and simplifying this since it only runs after
4267 * rtl.h (get_label_after, get_label_before, delete_jump,
4268 follow_jumps): Delete prototypes.
4270 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4272 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
4274 2007-02-15 Nick Clifton <nickc@redhat.com>
4276 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
4277 order to prevent it from being munged by the target.
4279 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
4281 * config/i386/i386.md: Remove misleading comment.
4283 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4285 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
4286 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
4289 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4291 * tree-sra.c (instantiate_missing_elements): Canonicalize
4293 (sra_build_assignment): New.
4294 (generate_copy_inout, generate_element_copy,
4295 generate_element_zero, generate_one_element_init): Use it.
4297 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4299 * tree-sra.c (instantiate_missing_elements): Canonicalize
4301 (sra_build_assignment): New.
4302 (generate_copy_inout, generate_element_copy,
4303 generate_element_zero, generate_one_element_init): Use it.
4305 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4307 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
4310 2007-02-14 Joseph Myers <joseph@codesourcery.com>
4312 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
4313 types as aggregates not scalars.
4314 * function.c (assign_stack_temp_for_type): Likewise.
4316 2007-02-14 Roger Sayle <roger@eyesopen.com>
4317 Zdenek Dvorak <dvorakz@suse.cz>
4319 * tree-dump.c (dump_switch_p_1): Require exact match of the option
4322 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
4324 * passes.c (next_pass_1): Clear the next field of the copied
4327 2007-02-14 Richard Henderson <rth@redhat.com>
4329 * tree-sra.c (early_sra): New.
4330 (decl_can_be_decomposed_p): Deny va_list if early_sra.
4331 (tree_sra_early, pass_sra_early): New.
4332 * tree-pass.h (pass_sra_early): Declare.
4333 * passes.c (init_optimization_passes): Use it.
4335 2007-02-14 Richard Guenther <rguenther@suse.de>
4337 * flags.h (issue_strict_overflow_warning): Convert to a macro.
4339 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
4341 PR tree-optimization/30771
4342 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
4344 (vect_analyze_operations): Induction phis can now be marked as
4346 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
4347 Update documentation accordingly.
4349 2007-02-14 Nick Clifton <nickc@redhat.com>
4351 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
4352 most 3 arguments are supported.
4353 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
4355 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
4357 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
4358 Ensure dst->current is valid.
4360 2007-02-13 Paul Brook <paul@codesourcery.com>
4362 * config.gcc: Add arm*-*-uclinux-*eabi.
4363 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
4364 (SUBTARGET_EXTRA_LINK_SPEC): Define.
4365 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
4366 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
4367 (LINK_SPEC): Define.
4369 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
4371 * config/arm/uclinux-eabi.h: New file.
4372 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
4373 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
4376 2007-02-13 Ian Lance Taylor <iant@google.com>
4378 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
4379 * flags.h (warn_strict_overflow): Declare.
4380 (enum warn_strict_overflow_code): Define.
4381 (issue_strict_overflow_warning): New static inline function.
4382 * opts.c (warn_strict_overflow): New variable.
4383 (common_handle_option): Handle OPT_Wstrict_overflow and
4384 OPT_Wstrict_overflow_.
4385 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
4387 * fold-const.c: Include intl.h.
4388 (fold_deferring_overflow_warnings): New static variable.
4389 (fold_deferred_overflow_warning): New static variable.
4390 (fold_deferred_overflow_code): New static variable.
4391 (fold_defer_overflow_warnings): New function.
4392 (fold_undefer_overflow_warnings): New function.
4393 (fold_undefer_and_ignore_overflow_warnings): New function.
4394 (fold_deferring_overflow_warnings_p): New function.
4395 (fold_overflow_warning): New static function.
4396 (make_range): Add strict_overflow_p parameter. Change all
4398 (extract_muldiv, extract_muldiv_1): Likewise.
4399 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
4400 tree_expr_nonnegative_p.
4401 (fold_negate_expr): Call fold_overflow_warning.
4402 (fold_range_test): Likewise.
4403 (fold_comparison): Likewise.
4404 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
4405 instead of tree_expr_nonnegative_p.
4406 (tree_expr_nonnegative_warnv_p): Rename from
4407 tree_expr_nonnegative_p, add strict_overflow_p parameter.
4408 (tree_expr_nonnegative_p): New function.
4409 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
4410 strict_overflow_p parameter.
4411 (tree_expr_nonzero_p): New function.
4412 * passes.c (verify_interpass_invariants): New static function.
4413 (execute_one_pass): Call it.
4414 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
4416 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
4417 (estimate_numbers_of_iterations): Likewise.
4418 (scev_probably_wraps_p): Likewise.
4419 * tree-ssa-ccp.c: Include "toplev.h".
4420 (evaluate_stmt): Defer fold overflow warnings until we know we are
4422 (struct fold_stmt_r_data): Add stmt field.
4423 (fold_stmt_r): Defer fold overflow warnings until we know we
4425 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
4426 (fold_stmt_inplace): Likewise.
4427 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
4428 (cleanup_control_expr_graph): Defer fold overflow warnings until
4429 we know we are going to optimize.
4430 * tree-cfg.c (fold_cond_expr_cond): Likewise.
4431 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
4433 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
4434 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
4435 * tree-ssa-loop-manip.c (create_iv): Likewise.
4436 * c-typeck.c (build_conditional_expr): Likewise.
4437 (build_binary_op): Likewise.
4438 * tree-vrp.c (vrp_expr_computes_nonzero): Call
4439 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
4440 (extract_range_from_unary_expr): Likewise.
4441 * simplify-rtx.c (simplify_const_relational_operation): Warn when
4442 assuming that signed overflow does not occur.
4443 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
4444 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
4445 (fold_defer_overflow_warnings): Declare.
4446 (fold_undefer_overflow_warnings): Declare.
4447 (fold_undefer_and_ignore_overflow_warnings): Declare.
4448 (fold_deferring_overflow_warnings_p): Declare.
4449 (tree_expr_nonzero_warnv_p): Declare.
4450 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
4452 (Warning Options): Document -Wstrict-overflow.
4453 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
4454 (tree-ssa-ccp.o): Likewise.
4455 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
4456 (fold-const.o): Depend on intl.h.
4458 2007-02-13 Ian Lance Taylor <iant@google.com>
4461 * lower-subreg.c (resolve_simple_move): Decompose subregs in
4464 2007-02-13 Stuart Hastings <stuart@apple.com>
4466 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
4468 2007-02-13 Richard Henderson <rth@redhat.com>
4470 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
4471 handled_component_p before looking for the indirect_ref.
4473 2007-02-13 Richard Henderson <rth@redhat.com>
4475 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
4476 remove flags clobber.
4477 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
4478 (bswaphi_lowpart): New.
4479 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
4480 remove TARGET_BSWAP test. Delete expander of the same name.
4482 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
4483 (expand_unop): Use them.
4485 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
4487 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
4488 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
4489 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
4490 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
4491 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
4492 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
4493 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
4494 assembler dialect choice from asm templates.
4496 2007-02-12 Richard Henderson <rth@redhat.com>
4498 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
4499 (fixuns_trunc<SSEMODEF>si2): Use it.
4500 * config/i386/sse.md (vec_setv4sf_0): Export.
4501 * config/i386/i386.c (ix86_build_const_vector): Export.
4502 (ix86_split_convert_uns_si_sse): Rename from
4503 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
4504 * config/i386/i386-protos.h: Update.
4506 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4509 * c-typeck.c (c_finish_return): Improve warning message.
4511 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4513 * alias.c (find_symbolic_term): Delete unused function.
4515 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
4517 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
4518 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
4519 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
4521 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4523 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4524 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4525 the function, temporarily point the debug interface to the null one.
4527 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4529 * dwarf2out.c (round_up_to_align): New static function.
4530 (field_byte_offset): Use it to round the offset.
4532 2007-02-12 Richard Henderson <rth@redhat.com>
4534 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
4535 (inswl_const): Export.
4537 2007-02-12 Richard Henderson <rth@redhat.com>
4539 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
4540 result mode of the libcall, convert back to outmode.
4542 2007-02-12 Roger Sayle <roger@eyesopen.com>
4544 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
4545 (bswapdi2): New define_expand to implement 32-bit implementation.
4547 2007-02-12 Nick Clifton <nickc@redhat.com>
4549 * doc/invoke.texi (Overall Options): Document --help=.
4550 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
4551 (cc1_options): Pass --help= on to cc1.
4552 (display_help): Add description of --help=.
4553 (process_command): Add code to handle --help=. Allow translated
4554 --help and --target-help switches to be passed on to compiler
4556 (main): Remove unused if statement.
4557 * opts.c (columns): Remove.
4558 (LEFT_COLUMN): Define.
4559 (wrap_help): Add columns argument.
4560 (print_filtered_help): Change parameters to be an include bitmask,
4561 an exclude bitmask, an any bitmask and the column width. Move the
4562 code to display the params list here. Add code to display the
4563 status of options rather than their descriptions if the quiet flag
4565 (print_specific_help): Change parameters to be an include bitmask,
4566 an exclude bitmask and an any bitmask. Move code to look up the
4567 column width here. Decide upon the title for an options listing.
4568 (common_handle_options): Add code to handle --help=. Adapt code
4569 for --help and --target-help to use the revised form of the
4570 print_specific_help function.
4571 (print_help): Delete.
4572 (print_param_help): Delete.
4573 (print_switch): Delete.
4574 * opts.h (cl_lang_count): Add prototype.
4575 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
4576 CL_MAX_OPTION_CLASS): New defines.
4577 * optc-gen.awk: Add construction of cl_lang_count.
4578 * c.opt: Add Warning attribute to warning options and Optimization
4579 attribute to optimization options.
4580 * common.opt: Likewise.
4582 Add -fhelp and -ftarget-help as aliases for the transformed --help
4583 and --target-help options.
4584 * opt-functions.awk: Add code to handle Warning and Optimization
4587 2007-02-12 Richard Henderson <rth@redhat.com>
4589 * config/alpha/constraints.md: New file.
4590 * config/alpha/alpha.c: Include tm-constrs.h.
4591 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
4592 alpha_extra_constraint): Remove.
4593 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
4594 * config/alpha/alpha-protos.h: Update.
4595 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
4596 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
4597 (EXTRA_CONSTRAINT): Remove.
4598 * config/alpha/alpha.md: Include constraints.md.
4599 (adddi splitter): Use satisfies_constraint_*.
4600 * config/alpha/predicates.md (add_operand): Likewise.
4601 (sext_add_operand, addition_operation): Likewise.
4603 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
4605 PR tree-optimization/29145
4606 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
4607 in our handling of restrict qualified pointers.
4609 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4612 * doc/invoke.texi (Wunused-value): Update description.
4613 (Wextra): Delete item.
4614 * opts.c (set_Wextra): Don't use the value of Wextra to set the
4615 value of Wunused-value.
4616 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
4617 (c_finish_stmt_expr): Don't check extra_warnings.
4618 (emit_side_effect_warnings): The caller is responsible to check
4621 2007-02-11 Roger Sayle <roger@eyesopen.com>
4622 Matt Thomas <matt@3am-software.com>
4624 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
4626 2007-02-11 Roger Sayle <roger@eyesopen.com>
4628 * simplify-rtx.c (simplify_relational_operation_1): Optimize
4629 comparisons of POPCOUNT against zero.
4630 (simplify_const_relational_operation): Likewise.
4632 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4634 * doc/invoke.texi (Wextra): Delete outdated paragraph.
4636 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4638 * dwarf2out.c (root_type): Delete unused function.
4640 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4642 * genattrtab.c (contained_in_p): Delete unused function.
4643 (write_expr_attr_cache): Likewise.
4645 2007-02-11 Jan Hubicka <jh@suse.cz>
4647 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
4650 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
4652 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
4653 to add the REG_EQ* note.
4654 * see.c (see_merge_one_use_extension): Likewise.
4655 * local-alloc.c (update_equiv_regs): Likewise. Also don't
4656 turn REG_EQUAL notes into REG_EQUIV notes if the target
4657 register may have more than one set.
4658 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
4659 * gcse.c (try_replace_reg): Likewise.
4660 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
4661 * calls.c (fixup_tail_calls): Likewise. Abort if there is
4662 more than one REG_EQUIV note.
4663 * reload1.c (gen_reload): Use set_unique_reg_note.
4665 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
4667 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
4668 (ix86_builtin_conversion): New function.
4670 2007-02-06 Mark Mitchell <mark@codesourcery.com>
4673 * tree.h (DECL_REPLACEABLE_P): New macro.
4674 * except.c (set_nothrow_function_flags): Likewise.
4676 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
4677 Ira Rosen <irar@il.ibm.com>
4678 Dorit Nuzman <dorit@il.ibm.com>
4680 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
4681 * targhooks.c (default_builtin_vectorized_conversion): New.
4682 * targhooks.h (default_builtin_vectorized_function): New declaration.
4683 * target.h (struct vectorize): Add builtin_conversion field.
4684 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
4685 stmt_vec_info_type value.
4686 (vectorizable_conversion): New declaration.
4687 * tree-vect-analyze.c (vect_analyze_operations): Add
4688 vectorizable_conversion call.
4689 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
4690 * tree-vect-transform.c (vectorizable_conversion): New function.
4691 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
4692 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
4694 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
4695 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
4696 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
4697 or ALTIVEC_BUILTIN_VCFSX.
4699 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4702 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
4703 CONST_DOUBLE and operand 0 is a hard register.
4704 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
4705 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
4706 is a hard floating-point register.
4708 2007-02-10 Richard Henderson <rth@redhat.com>
4709 Jakub Jelinek <jakub@redhat.com>
4710 Alexandre Oliva <aoliva@redhat.com>
4712 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
4713 * builtin-types.def (BT_WORD): Make unsigned.
4714 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
4715 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
4716 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
4717 * c-decl.c (grokdeclarator): Don't error if !have_tls.
4718 * c-parser.c (c_parser_omp_threadprivate): Likewise.
4719 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
4721 * expr.c (emutls_var_address): New.
4722 (expand_expr_real_1): Expand emulated tls.
4723 (expand_expr_addr_expr_1): Likewise.
4724 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
4725 * output.h (emutls_finish): Declare.
4726 * toplev.c (compile_file): Call it.
4727 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
4728 address before wrapping in CONST.
4729 * varasm.c (emutls_htab, emutls_object_type): New.
4730 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
4731 (get_emutls_object_name, get_emutls_object_type): New.
4732 (get_emutls_init_templ_addr, emutls_decl): New.
4733 (emutls_common_1, emutls_finish): New.
4734 (assemble_variable): When emulating tls, swap decls; generate
4735 constructor for the emutls objects.
4736 (do_assemble_alias): When emulating tls, swap decl and target name.
4737 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
4739 * varpool.c (decide_is_variable_needed): Look at force_output.
4740 Recurse for emulated tls.
4741 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
4742 with decide_is_variable_needed.
4743 * emutls.c: New file.
4744 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
4745 tls_object for real tls.
4747 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4749 PR rtl-optimization/29599
4750 * reload1.c (eliminate_regs_in_insn): Take the destination
4751 mode into account when computing the offset.
4753 2007-02-09 Stuart Hastings <stuart@apple.com>
4754 Richard Henderson <rth@redhat.com>
4756 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4757 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4758 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
4759 fixuns_truncdfhi2): New.
4760 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
4761 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
4762 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
4763 (floatunssidf2): Allow nonimmediate source.
4764 * gcc/config/i386/sse.md (movdi_to_sse): New.
4765 (vec_concatv2di): Drop '*'.
4766 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
4767 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4768 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
4770 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
4771 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4772 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
4773 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
4774 (ix86_build_signbit_mask): Fix decl of v, refactor to call
4775 ix86_build_const_vector.
4776 (x86_emit_floatuns): Rewrite.
4778 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4780 * genautomata.c (longest_path_length): Delete unused function.
4781 (struct state): Delete unused longest_path_length.
4782 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
4783 (get_free_state): Delete unused.
4785 2007-02-09 Jan Hubicka <jh@suse.cz>
4787 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
4788 * doc/invoke.texi (inline-unit-growth): Update default value.
4790 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
4791 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
4792 (rebuild_cgraph_edges): Likewise.
4793 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
4794 (dump_cgraph_node): Dump frequencies.
4795 (cgraph_clone_edge): Add frequency scales.
4796 (cgraph_clone_node): Add freuqnecy.
4797 * cgraph.h (cgraph_edge): Add freuqnecy argument.
4798 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
4799 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
4800 * tree-pass.h (TODO_rebuild_frequencies): New constant.
4801 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
4802 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
4803 (save_inline_function_body): Likewise.
4804 * ipa-inline.c: inluce rtl.h
4805 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
4806 (cgraph_edge_badness): Use frequencies.
4807 (cgraph_decide_recursive_inlining): Update clonning.
4808 (cgraph_decide_inlining_of_small_function): Dump frequency.
4809 * predict.c (estimate_bb_frequencies): Export.
4810 * predict.h (estimate_bb_frequencies): Declare.
4811 * tree-inline.c (copy_bb): Watch overflows.
4812 (expand_call_inline): Update call of cgraph_create_edge.
4813 (optimize_inline_calls): Use TODO flags to update frequnecies.
4814 * passes.h: Include predict.h
4815 (init_optimization_passes): Move profile ahead.
4816 (execute_function_todo): Handle TODO_rebuild_frequencies.
4818 2007-02-09 Roger Sayle <roger@eyesopen.com>
4820 * config/alpha/alpha.c (emit_insxl): Force the first operand of
4821 the insbl or inswl pattern into a register.
4823 2007-02-09 Roger Sayle <roger@eyesopen.com>
4825 * config/ia64/ia64.md (bswapdi2): New define_insn.
4827 2007-02-09 Richard Henderson <rth@redhat.com>
4829 * config/i386/constraints.md (Ym): New constraint.
4830 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
4831 (movdi_1_rex64): Split sse and xmm general register moves from
4832 memory move alternatives. Use conditional register constraints.
4833 (movsf_1, movdf_integer): Likewise.
4834 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4835 (movdf_integer_rex64): New.
4836 (pushsf_rex64): Fix output constraints.
4837 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
4838 (sse2_stored): Likewise.
4839 (sse2_storeq_rex64): New.
4840 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
4841 amd and not generic.
4842 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
4843 for optimize_size. Remove SF/DFmode hack.
4845 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4847 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
4850 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
4851 Richard Sandiford <richard@codesourcery.com>
4853 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
4854 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
4855 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
4856 m68k/t-mlib to tmake_file.
4857 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
4858 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
4859 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
4860 Allow it to be cf or m68k. Set m68k_arch_family. If that
4861 variable is not empty, add t-$m68k_arch_family to tmake_file.
4862 Add t-mlibs to tmake_file.
4863 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
4864 * config/m68k/t-cf: New file.
4865 * config/m68k/t-m68k: Likewise.
4866 * config/m68k/t-mlibs: Likewise.
4867 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4868 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4869 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4870 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4871 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
4873 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
4874 (INSTALL_LIBGCC): Delete.
4875 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4876 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4877 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4878 (M68K_MLIB_CPU): Define.
4879 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4880 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4881 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
4883 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
4884 Richard Guenther <rguenther@suse.de>
4887 * fold-const.c (fold_comparison): Handle obfuscated comparisons
4888 against INT_MIN/INT_MAX.
4889 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
4890 file if a loop is removed.
4892 2007-02-09 Joseph Myers <joseph@codesourcery.com>
4894 * calls.c (store_one_arg): Pass correct alignment to
4895 emit_push_insn for non-BLKmode values.
4896 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
4897 unaligned stack slot via a suitably aligned slot.
4899 2007-02-08 DJ Delorie <dj@redhat.com>
4901 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
4903 (legal_subregs): Use unsigned char, make const.
4904 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
4906 2007-02-08 Paul Brook <paul@codesourcery.com>
4908 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
4909 special interworking needed.
4911 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
4913 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
4914 conditional to __SSE2__.
4915 (Entries below should have been added to first ChangeLog
4916 entry for amdfam10 dated 2007-02-05)
4917 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
4919 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
4921 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
4924 2007-02-08 DJ Delorie <dj@redhat.com>
4926 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
4927 * config/m32c/m32c.c (legal_subregs): New.
4928 (m32c_illegal_subreg_p): New.
4929 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
4930 unsupported subregs of hard regs.
4932 2007-02-08 Jan Hubicka <jh@suse.cz>
4934 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
4935 the same one; always update histograms.
4937 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4939 * passes.c (init_optimization_passes): Tidy comment.
4941 2007-02-08 Roger Sayle <roger@eyesopen.com>
4943 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
4944 strip zero_extend, bswap and rotates from POCOUNT's argument.
4945 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
4946 zero_extend and rotates from PARITY's argument.
4947 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
4948 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
4949 of an integer constant at compile-time.
4951 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4954 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
4956 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
4959 * tree-ssa-live.c (remove_unused_locals): Do not remove
4960 TREE_ADDRESSABLE variables.
4961 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
4962 * tree-ssa-operands.c (add_virtual_operand): Remove argument
4963 FOR_CLOBBER. Update all users.
4964 If VAR has an associated alias set, add a virtual operand for
4965 it if no alias is found to conflict with the memory reference.
4967 2007-02-07 Jan Hubicka <jh@suse.cz>
4968 Robert Kidd <rkidd@crhc.uiuc.edu>
4970 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
4972 2007-02-07 Ian Lance Taylor <iant@google.com>
4974 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
4976 2007-02-07 Roger Sayle <roger@eyesopen.com>
4978 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
4979 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
4980 tablejumpdi, movsi_to_cr_one): Remove constraints from
4981 define_expand's match_operands.
4983 2007-02-07 Roger Sayle <roger@eyesopen.com>
4985 * global.c (compute_regsets): Move declatation of "i" inside of
4986 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
4988 2007-02-07 Jakub Jelinek <jakub@redhat.com>
4991 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
4992 of INDIRECT_REF <RESULT_DECL>.
4994 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
4996 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
4997 Kaz Kojima <kkojima@gcc.gnu.org>
5000 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
5002 (sh_initialize_trampoline): Add parentheses to avoid a warning.
5004 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5006 * doc/loop.texi: Document possibility not to perform disambiguation
5007 of loops with multiple latches.
5008 * cfgloopmanip.c (alp_enum_p): Removed.
5009 (add_loop): Handle subloops. Use get_loop_body_with_size.
5010 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
5011 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
5012 the new forwarder block.
5013 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
5014 Handle the case latch is NULL.
5015 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
5016 when marking loop exits.
5017 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
5019 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
5020 disambiguate_loops_with_multiple_latches.
5021 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
5022 before fix_loop_structure.
5023 * cfgloop.c: Include pointer-set.h and output.h.
5024 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
5025 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
5026 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
5027 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
5028 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
5029 disambiguate_multiple_latches, get_loop_body_with_size,
5030 disambiguate_loops_with_multiple_latches): New functions.
5031 (flow_loop_dump): Dump multiple latch edges.
5032 (flow_loop_nodes_find): Handle loops with multiple latches.
5033 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
5034 (glb_enum_p): Modified.
5035 (get_loop_body): Use get_loop_body_with_size.
5036 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
5037 (AVOID_CFG_MODIFICATIONS): New constant.
5038 (disambiguate_loops_with_multiple_latches, add_loop,
5039 get_loop_body_with_size): Declare.
5040 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
5042 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
5045 * global.c (compute_regsets): New function.
5046 (global_alloc): Refactored ELIMINABLE_REGSET
5047 and NO_GLOBAL_ALLOC_REGS computation out.
5048 (rest_of_handle_global_alloc): Call compute_regsets()
5049 for non-optimizing case.
5051 2007-02-06 Richard Henderson <rth@redhat.com>
5053 * config/i386/constraints.md (Y2): Rename from Y.
5054 (Yi): New constraint.
5055 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
5056 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
5057 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
5058 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
5059 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
5060 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
5061 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
5062 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
5063 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
5064 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
5065 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
5066 vec_extractv2si_1): Change Y constraints to Y2.
5067 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
5068 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
5069 Change Y constraints to Y2.
5070 (sse2_loadld): Change Y constraints to x.
5072 2007-02-06 Roger Sayle <roger@eyesopen.com>
5074 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
5075 (parity<mode>2): New define_expand using rs6000_emit_parity.
5076 * config/rs6000/rs6000.c (rs6000_emit_popcount,
5077 rs6000_emit_parity): New functions.
5078 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
5079 rs6000_emit_parity): Prototype here.
5081 2007-02-06 Ian Lance Taylor <iant@google.com>
5083 * lower-subreg.c (simple_move_operand): Reject CONST.
5084 (resolve_clobber): Call validate_change rather than directly
5085 assigning to XEXP (pat, 0).
5087 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5089 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
5090 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
5091 (tree-cfg.o): Remove hashtab.h dependency.
5093 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
5094 (struct ivopts_data): Change niters to pointer_map_t.
5095 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
5096 (niter_for_exit): Create pointer_map on demand. Change for
5098 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
5099 (free_loop_data): Destroy data->niters if created and reset field.
5100 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
5101 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
5103 * tree-ssa-reassoc.c: Include pointer-set.h.
5104 (bb_rank): Change to long *.
5105 (operand_rank): Change to pointer_map_t.
5106 (find_operand_rank): Return long, -1 if not found. Declare as inline.
5107 (insert_operand_rank): Accept long.
5108 (operand_entry_hash, operand_entry_eq): Remove.
5109 (get_rank): Return long. Adjust for changes above.
5110 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
5112 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
5114 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
5115 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
5116 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
5118 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
5119 directly since it cannot be NULL.
5120 (get_vi_for_tree): Rewrite for pointer_map API.
5121 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
5122 (init_alias_vars): Create vi_for_tree as pointer_map.
5123 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
5125 * tree-cfg.c: Don't include hashtab.h.
5126 (edge_to_cases): Declare as pointer_map.
5127 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
5129 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
5130 (start_recording_case_labels): Create edge_to_cases as pointer_map.
5131 (end_recoding_case_labels): Cleanup edge_to_cases manually before
5133 (record_switch_edge): Delete.
5134 (get_cases_for_edge): Adjust for pointer_map API, inline
5135 record_switch_edge (rewritten for new API), remove goto.
5137 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5139 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
5140 * tree-nested.c: Include pointer-set.h.
5141 (var_map_elt, var_map_eq, var_map_hash): Delete.
5142 (struct nesting_info): Remove GTY marker. Change the two htab_t's
5144 (nesting_info_bitmap_obstack): New.
5145 (lookup_field_for_decl): Adjust for pointer_map API.
5146 (lookup_tramp_for_decl): Adjust for pointer_map API.
5147 (get_nonlocal_debug_decl): Adjust for pointer_map API.
5148 (get_local_debug_decl): Adjust for pointer_map API.
5149 (convert_nl_goto_reference): Adjust for pointer_map API.
5150 (convert_nl_goto_receiver): Adjust for pointer_map API.
5151 (create_nesting_tree): Create outside GGC space. Create bitmap on
5152 the new obstack. Create field_map and var_map as pointer_maps.
5153 (free_nesting_tree): Adjust for changes to create_nesting_tree.
5155 (lower_nested_functions): Move root here, no need to NULL it.
5156 Initialize and release the obstack.
5158 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
5160 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
5161 Remove prototypes and make them non-static.
5162 (struct tree_int_map): Remove.
5163 * tree.h (struct tree_int_map): Move here, turning TO into an
5165 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
5167 * tree.h (TREE_COMPLEXITY): Remove.
5168 (struct tree_exp): Remove complexity field.
5169 * tree.c (build1_stat): Don't set it.
5171 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
5172 Victor Kaplansky <victork@il.ibm.com>
5174 * tree-vectorizer.c (vect_is_simple_use): Support induction.
5175 (vect_is_simple_reduction): Support reduction with induction as
5176 one of the operands.
5177 (vect_is_simple_iv_evolution): Fix formatting.
5178 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
5179 formatting. Don't mark induction phis for vectorization.
5180 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
5181 * tree-vect-transform.c (get_initial_def_for_induction): New function.
5182 (vect_get_vec_def_for_operand): Support induction.
5183 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
5185 (vectorizable_reduction): Support reduction with induction as one of
5187 (vectorizable_type_demotion): Use def-type of stmt argument rather
5188 than dummy def-type.
5190 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
5191 flag_tree_scev_cprop.
5192 * common.opt (tree-scev-cprop): New flag.
5194 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
5195 call to vect_get_new_vect_var.
5197 2007-02-06 Ira Rosen <irar@il.ibm.com>
5199 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
5200 vectype is not NULL.
5201 (vect_pattern_recog_1): Likewise.
5203 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5205 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
5206 (fold_negate_expr): Likewise.
5208 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
5211 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
5212 even if cv-qualification is the same.
5214 2007-02-05 Geoffrey Keating <geoffk@apple.com>
5216 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
5217 __enable_execute_stack on completion.
5219 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5221 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
5222 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
5223 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
5224 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
5225 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
5226 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
5227 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
5228 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
5230 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5232 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
5233 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
5234 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
5235 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
5236 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
5237 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
5238 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
5239 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
5240 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
5241 umuldi3_highpart_rex64, umulsi3_highpart_insn,
5242 umulsi3_highpart_zext, smuldi3_highpart_rex64,
5243 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
5244 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
5245 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
5246 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
5247 sqrtextenddfxf2_i387): Added amdfam10_decode.
5249 * config/i386/athlon.md (athlon_idirect_amdfam10,
5250 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
5251 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
5252 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
5253 athlon_ivector_store_amdfam10): New define_insn_reservation.
5254 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
5257 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5259 * config/i386/athlon.md (athlon_call_amdfam10,
5260 athlon_pop_amdfam10, athlon_lea_amdfam10): New
5261 define_insn_reservation.
5262 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
5263 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
5264 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
5266 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5268 * config/i386/athlon.md (athlon_sseld_amdfam10,
5269 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
5270 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
5272 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5274 * config/i386/athlon.md (athlon_sseins_amdfam10): New
5275 define_insn_reservation.
5276 * config/i386/i386.md (sseins): Added sseins to define_attr type
5277 and define_attr unit.
5278 * config/i386/sse.md: Set type attribute to sseins for insertq
5281 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5283 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
5284 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
5285 ssecomi_load_amdfam10, ssecomi_amdfam10,
5286 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
5287 define_insn_reservation.
5288 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
5290 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5292 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
5293 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
5294 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
5295 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
5296 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
5297 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
5298 define_insn_reservation.
5300 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
5301 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
5302 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
5303 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
5304 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
5306 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5308 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
5309 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
5310 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
5311 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
5312 athlon_ssemul_load_k8): Added amdfam10.
5314 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5316 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
5317 (x86_sse_unaligned_move_optimal): New variable.
5319 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
5321 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
5322 for unaligned vector SSE double/single precision loads for AMDFAM10.
5324 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5326 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
5327 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
5328 Define TARGET_CPU_DEFAULT_amdfam10.
5329 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
5330 (processor_type): Add PROCESSOR_AMDFAM10.
5332 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
5333 processor_type in config/i386/i386.h.
5334 Enable imul peepholes for TARGET_AMDFAM10.
5336 * config.gcc: Add support for --with-cpu option for amdfam10.
5338 * config/i386/i386.c (amdfam10_cost): New variable.
5339 (m_AMDFAM10): New macro.
5340 (m_ATHLON_K8_AMDFAM10): New macro.
5341 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
5342 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
5343 x86_promote_QImode, x86_integer_DFmode_moves,
5344 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5345 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
5346 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
5347 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
5348 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
5349 Enable/disable for amdfam10.
5350 (override_options): Add amdfam10_cost to processor_target_table.
5351 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
5352 processor_alias_table.
5353 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
5354 (ix86_adjust_cost): Add code for amdfam10.
5356 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5358 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
5359 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
5360 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
5361 * config/i386/i386.h: Add builtin definition for SSE4A.
5362 * config/i386/i386.md: Add support for ABM instructions
5364 * config/i386/sse.md: Add support for SSE4A instructions
5365 (movntss, movntsd, extrq, insertq).
5366 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
5367 Add -march=amdfam10 flag.
5368 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
5369 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
5371 * doc/extend.texi: Add documentation for SSE4A builtins.
5373 2007-02-05 Bob Wilson <bob.wilson@acm.org>
5375 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
5377 2007-02-05 Richard Guenther <rguenther@suse.de>
5379 * tree-vectorizer.h (vectorizable_function): Add argument type
5380 argument, change return type.
5381 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
5382 * tree-vect-transform.c (vectorizable_function): Handle extra
5383 argument, return vectorized function decl.
5384 (build_vectorized_function_call): Remove.
5385 (vectorizable_call): Handle calls with result and argument types
5386 differing. Handle loop vectorization factor correctly.
5387 * targhooks.c (default_builtin_vectorized_function): Adjust for
5389 * targhooks.h (default_builtin_vectorized_function): Likewise.
5390 * target.h (builtin_vectorized_function): Add argument type
5392 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
5393 extra argument, allow vectorizing of lrintf.
5394 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
5395 documentation of target hook.
5397 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
5400 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
5401 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
5402 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
5404 2007-02-05 Roger Sayle <roger@eyesopen.com>
5406 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
5407 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
5408 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
5409 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
5410 before canonicalizing sincos to cexpi.
5411 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
5413 2007-02-05 Roger Sayle <roger@eyesopen.com>
5415 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
5416 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
5417 (alpha_init_builtins): Use alpha_add_builtins to process tables.
5419 2007-02-05 Roger Sayle <roger@eyesopen.com>
5421 * mips-tfile.c (initialize_init_file): Correct endianness test.
5423 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
5425 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
5428 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5430 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
5431 saves in a PARALLEL before the register assignments.
5433 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5435 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
5436 DWARF_FRAME_RETURN_COLUMN to be a general register.
5437 * dwarf2out.c (init_return_column_size): New function, split from...
5438 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
5439 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
5440 to be nongeneral registers.
5441 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
5443 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
5444 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
5446 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5448 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
5450 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5452 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
5453 (remove_path): Use can_remove_branch_p and remove_branch instead
5454 of loop_delete_branch_edge.
5455 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
5456 (tree_transform_and_unroll_loop): Remove dead branches immediately.
5457 Update profile using scale_dominated_blocks_in_loop.
5458 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
5459 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
5460 (can_remove_branch_p, remove_branch): Declare.
5461 * tree-cfg.c (tree_can_remove_branch_p): New function.
5462 (tree_cfg_hooks): Add tree_can_remove_branch_p.
5463 * cfgrtl.c (rtl_can_remove_branch_p): New function.
5464 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
5466 2007-02-05 Jan Hubicka <jh@suse.cz>
5469 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
5470 nodes in cgraph, don't remove offline copy of the function.
5472 2007-02-04 Jan Hubicka <jh@suse.cz>
5474 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
5475 vectors might cause maybe_lookup_element_for_expr to be called
5476 on non-sra-candidate.
5478 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5480 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
5481 config/bfin/bfin.md, config/bfin/predicates.md: Follow
5482 spelling conventions.
5484 2007-02-04 Richard Guenther <rguenther@suse.de>
5487 * fold-const.c (try_move_mult_to_index): Make sure to not
5488 overflow one dimension of a multi-dimensional array access.
5490 2007-02-04 Jan Hubicka <jh@suse.cz>
5492 * passes.c (init_optimization_passes): Reindent.
5494 2007-02-04 Jan Hubicka <jh@suse.cz>
5495 Eric Botcazou <ebotcazou@adacore.com>
5497 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
5498 (execute_fixup_cfg): Break out the abnormal goto code.
5499 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
5500 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
5501 (optimize_inline_calls): Call make_nonlocal_label_edges.
5503 2007-02-04 Jan Hubicka <jh@suse.cz>
5505 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
5506 true when something was changed.
5507 (rename_ssa_copies): When something was changed, do
5508 TODO_remove_unused_locals.
5509 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
5510 add TODO_remove_unused_locals when instruction was removed.
5512 2007-02-04 Jan Hubicka <jh@suse.cz>
5514 * ipa-inline.c (try_inline): Improve debug output; work on already
5516 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
5517 call try_inline for already inlined edges too when flattening;
5518 inline also functions that make callee growth but overall unit size
5521 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5523 * config/m32c/bitops.md, config/m32c/jump.md,
5524 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
5525 config/m32r/m32r.h, config/m32r/m32r.md,
5526 config/m32r/predicates.md, config/m68hc11/larith.asm,
5527 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
5528 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
5529 config/mips/mips-protos.h, config/mips/mips.c,
5530 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
5531 config/mn10300/mn10300.h, config/mn10300/predicates.md,
5532 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
5533 spelling conventions.
5535 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
5536 Follow spelling conventions.
5538 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
5540 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
5541 warn about C++0x compatibility.
5543 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5545 * config/h8300/h8300.c, config/h8300/h8300.h,
5546 config/h8300/h8300.md: Follow spelling conventions.
5548 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
5551 * combine.c (try_combine): Do not substitute source operand
5552 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
5554 2007-02-03 Jan Hubicka <jh@suse.cz>
5556 PR gcov-profile/30650
5557 * value-prof.c (stringop_block_profile): Fix handling of size counter;
5558 do not divide by zero for never executed counters.
5559 (tree_find_values_to_profile): Fix counters.
5560 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
5562 2007-02-03 Ian Lance Taylor <iant@google.com>
5564 * lower-subreg.c (simple_move_operand): New static function,
5565 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
5567 (simple_move): Call simple_move_operand.
5568 (find_decomposable_subregs): Add special handling of MEMs.
5569 (can_decompose_p): Rename from cannot_decompose_p. Reverse
5570 meaning of return value. If we see a hard register, test whether
5571 it can store a word_mode value. Change all callers.
5573 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5575 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
5576 ftrapv insns and expanders.
5577 (subdi3): Change define_expand operand 1 to arith11_operand, and
5578 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
5579 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
5580 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
5584 * varasm.c (notice_global_symbol): Treat global objects as weak when
5587 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5589 * emit-rtl.c (dconstpi): Delete.
5591 (init_emit_once): Delete dconstpi and init dconstsqrt2.
5592 * real.h (dconstpi): Delete.
5594 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
5595 (fold_builtin_hypot): Likewise.
5597 2007-02-03 Tom Tromey <tromey@redhat.com>
5600 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
5601 -gcoff3, -gxcoff3, -gvms3 implies -dD.
5603 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
5605 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
5606 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
5607 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
5608 config/rs6000/cell.md, config/rs6000/darwin.h,
5609 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
5610 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
5611 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
5612 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
5613 typos. Follow spelling conventions.
5614 * doc/invoke.texi: Follow spelling conventions.
5616 2007-02-03 Roger Sayle <roger@eyesopen.com>
5618 * simplify-rtx.c (simplify_relational_operation_1): Implement some
5619 canonicalization transformations that attempt to simplify integer
5620 constant comparisons to become comparisons against zero.
5622 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5624 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
5626 * fold-const.c (fold_binary): Fix comment typos. Fold complex
5627 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
5629 2007-02-02 Mike Stump <mrs@apple.com>
5631 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
5632 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
5633 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
5634 generate a branch island.
5636 2007-02-02 Bob Wilson <bob.wilson@acm.org>
5638 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
5639 (xtensa_legitimate_address_p): New.
5640 (xtensa_legitimize_address): New.
5641 (xtensa_output_addr_const_extra): New.
5642 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
5644 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
5645 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
5646 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
5647 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
5648 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
5649 (xtensa_legitimize_address): New.
5650 (xtensa_output_addr_const_extra): New.
5652 2007-02-02 Steve Ellcey <sje@cup.hp.com>
5654 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
5656 2007-02-02 Ian Lance Taylor <iant@google.com>
5658 * expmed.c (expand_divmod): Add comment.
5660 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
5662 * emit-rtl.c (renumber_insns): Remove.
5663 * flags.h: Remove the extern for flag_renumber_insns.
5664 * rtl.h: Remove the prototype for renumber_insns.
5665 * toplev.c (flag_renumber_insns): Remove.
5667 2007-02-02 Hui-May Chang <hm.chang@apple.com>
5669 Revert for x86 darwin:
5670 2005-06-19 Uros Bizjak <uros@kss-loka.si>
5672 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
5673 code before the following patch under TARGET_MACHO.
5674 (ix86_function_value_regno_p): Likewise.
5676 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5678 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
5681 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5684 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
5685 general or fp registers. Add comments.
5686 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
5688 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
5690 * pointer-set.c (insert_aux): Only return insertion slot.
5691 (pointer_set_insert): Adjust.
5692 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
5693 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
5694 pointer_map_traverse): New.
5695 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
5696 pointer_map_create, pointer_map_destroy, pointer_map_insert,
5697 pointer_map_contains, pointer_map_traverse): Declare.
5699 2007-02-02 Jakub Jelinek <jakub@redhat.com>
5702 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
5703 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
5705 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5707 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
5709 (struct _dep): New type.
5710 (dep_t): New typedef.
5711 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
5712 (DEP_STATUS): New access macro. The macro with the same name was
5713 renamed to DEP_LINK_STATUS.
5714 (dep_init): Declare function
5716 (struct _dep_link): New type.
5717 (dep_link_t): New typedef.
5718 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
5719 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
5720 (DEP_LINK_STATUS): New macro.
5721 (debug_dep_links): New debug function.
5723 (struct _deps_list): New type.
5724 (deps_list_t): New typedef.
5725 (DEPS_LIST_FIRST): New access macro.
5726 (FOR_EACH_DEP_LINK): New cycle macro.
5727 (create_deps_list, free_deps_list, delete_deps_list): Declare
5729 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5730 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5731 (copy_deps_list_change_con): Ditto.
5733 (move_dep_link): Declare function.
5735 (struct _dep_node): New type.
5736 (dep_node_t): New typedef.
5737 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
5739 (struct haifa_insn_data.back_deps): New field to hold backward
5740 dependencies of the insn.
5741 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
5743 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
5744 Change its type to deps_list_t.
5745 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
5746 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
5747 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
5749 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
5751 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
5753 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
5755 (dep_cost): Declare.
5757 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
5758 (ds_to_dk, dk_to_ds): New functions.
5760 (init_dep_1): New static function.
5761 (init_dep): New function.
5762 (copy_dep): New static function.
5764 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
5766 (detach_dep_link): New static function.
5767 (move_dep_link): New function.
5769 (dep_links_consistent_p, dump_dep_links): New static functions.
5770 (debug_dep_links): New debugging function.
5772 (deps_obstack, dl_obstack, dn_obstack): New static variables.
5774 (alloc_deps_list, init_deps_list): New static functions.
5775 (create_deps_list): New function.
5776 (clear_deps_list): New static function.
5777 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
5778 (deps_list_consistent_p, dump_deps_list): New static functions.
5779 (debug_deps_list): New function.
5780 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
5782 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
5784 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
5785 use new scheduler dependencies lists.
5786 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
5787 (sched_analyze): Ditto. Initialize dependencies lists.
5788 (add_forw_dep, compute_forward_dependences): Update to use new
5789 scheduler dependencies lists.
5791 (init_dependency_caches): Init deps_obstack.
5792 (free_dependency_caches): Free deps_obstack.
5794 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
5795 new scheduler dependencies lists.
5796 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
5797 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5799 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
5800 Update to use new scheduler dependencies lists.
5801 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
5802 (debug_dependencies): Ditto.
5803 (schedule_region): Update comments.
5805 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
5806 scheduler dependencies lists.
5807 (schedule_ebb): Update comments.
5809 * rtl.def (DEPS_LIST): Remove.
5811 * lists.c (unused_deps_list): Remove.
5812 (free_list): Update assertions.
5814 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
5815 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5817 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
5818 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5820 * haifa-sched.c (comments): Update.
5821 (insn_cost1): Remove. Inline the code into insn_cost ().
5822 (insn_cost): Update to use new scheduler dependencies lists. Move
5823 processing of the dependency cost to dep_cost ().
5824 (dep_cost): New function. Use it instead of insn_cost () when
5825 evaluating cost of the dependency. Use compatible interface to
5826 interact with the target.
5827 (priority): Update to use new scheduler dependencies lists.
5828 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
5829 with greater number of insns that depend on the insn.
5830 (schedule_insn): Update to use new scheduler dependencies lists. Add
5831 code to free backward dependencies lists. Inline and optimize code
5832 from resolve_dep () - see PR28071.
5833 (ok_for_early_queue_removal): Update to use new scheduler dependencies
5834 lists. Update call to targetm.sched.is_costly_dependence hook.
5836 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5837 scheduler dependencies lists.
5839 (resolve_dep): Remove. Move the logic to schedule_insn ().
5840 (init_h_i_d): Initialize dependencies lists.
5842 (process_insn_depend_be_in_spec): Rename to
5843 process_insn_forw_deps_be_in_spec. Update to use new scheduler
5845 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
5846 Update to use new scheduler dependencies lists.
5847 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
5849 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
5850 new scheduler dependencies lists.
5851 (build_intra_loop_deps): Ditto.
5853 * target.h (struct _dep): Declare to use in
5854 gcc_target.sched.is_costly_dependence.
5855 (struct gcc_target.sched.adjust_cost): Fix typo.
5856 (struct gcc_target.sched.is_costly_dependence): Change signature to use
5857 single dep_t parameter instead of an equivalent triad.
5858 (struct gcc_target.sched.adjust_cost_2): Remove.
5860 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
5862 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
5864 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
5866 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
5868 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
5869 (REG_DEP_TRUE): Document.
5871 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
5872 Change signature to correspond to the targetm.sched.adjust_cost hook.
5873 Update use in TARGET_SCHED_ADJUST_COST_2.
5874 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
5875 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
5876 new scheduler dependencies lists.
5877 (ia64_gen_check): Ditto.
5879 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
5882 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
5883 signature to correspond to the targetm.sched.is_costly_dependence hook.
5884 (is_costly_group): Update to use new scheduler dependencies lists.
5886 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
5887 instead of INSN_COST () macro.
5889 2007-02-01 Ian Lance Taylor <iant@google.com>
5891 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
5893 2007-02-01 Guy Martin <gmsoft@gentoo.org>
5895 * pa.md (tp_load): Correct mfctl instruction syntax.
5897 2007-02-01 Geoffrey Keating <geoffk@apple.com>
5899 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
5900 altivec_padding_size calculation on AIX. Improve comment, add
5901 assert to verify that it's right.
5903 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
5906 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
5909 * global.c (global_alloc): Add mising initialization of
5912 2007-02-01 Roger Sayle <roger@eyesopen.com>
5914 * alias.c (init_alias_analysis): Correct whitespace.
5915 * bb-reorder.c (fix_edges_for_rarely_executed_code,
5916 partition_hot_cold_basic_blocks): Likewise.
5917 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
5918 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
5919 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
5920 fold_builtin_snprintf_chk, fold_builtin_printf,
5921 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
5922 do_mpfr_arg3, do_mpfr_sincos): Likewise.
5923 * cfgcleanup.c (cleanup_cfg): Likewise.
5924 * cfgexpand.c (tree_expand_cfg): Likewise.
5925 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
5926 * function.c (get_next_funcdef_no): Likewise.
5927 * gengtype.c (main): Likewise.
5928 * genmodes.c (main): Likewise.
5929 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
5930 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
5931 * ifcvt.c (noce_emit_move_insn): Likewise.
5932 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
5934 * stor-layout.c (get_best_mode): Likewise.
5935 * tree-ssa-loop-niter.c (get_val_for): Likewise.
5936 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
5937 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
5938 perform_var_substitution, solve_graph): Likewise.
5939 * tree-vrp.c (vrp_finalize): Likewise.
5941 2007-02-01 Ian Lance Taylor <iant@google.com>
5943 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
5944 high part of a paradoxical subreg, return a constant zero.
5946 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
5948 * toplev.c (lang_dependent_init): Call init_set_costs.
5949 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
5951 2007-02-01 Richard Guenther <rguenther@suse.de>
5954 * fold-const.c (fold_negate_expr): Allow negating a
5955 constant if overflow does not change.
5957 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5959 * doc/c-tree.texi (Expression trees): Improve markup.
5960 * doc/tm.texi (Register Classes, Addressing Modes)
5961 (Floating Point): Fix spacing after abbreviations. Fix some
5964 2007-02-01 Ben Elliston <bje@au.ibm.com>
5966 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
5967 * doc/contrib.texi: Likewise.
5968 * doc/install.texi: Likewise.
5970 2007-01-31 Richard Henderson <rth@redhat.com>
5971 Ian Lance Taylor <iant@google.com>
5973 * lower-subreg.c: New file.
5974 * rtl.def (CONCATN): Define.
5975 * passes.c (init_optimization_passes): Add pass_lower_subreg and
5977 * emit-rtl.c (update_reg_offset): New static function, broken out
5978 of gen_rtx_REG_offset.
5979 (gen_rtx_REG_offset): Call update_reg_offset.
5980 (gen_reg_rtx_offset): New function.
5981 * regclass.c: Revert patch of 2006-03-05, restoring
5983 (clear_reg_info_regno): New function.
5984 * dwarf2out.c (concatn_loc_descriptor): New static function.
5985 (loc_descriptor): Handle CONCATN.
5986 * common.opt (fsplit_wide_types): New option.
5987 * opts.c (decode_options): Set flag_split_wide_types when
5989 * timevar.def (TV_LOWER_SUBREG): Define.
5990 * rtl.h (gen_reg_rtx_offset): Declare.
5991 (reg_scan_update): Declare.
5992 * regs.h (clear_reg_info_regno): Declare.
5993 * tree-pass.h (pass_lower_subreg): Declare.
5994 (pass_lower_subreg2): Declare.
5995 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
5996 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
5998 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
5999 * Makefile.in (OBJS-common): Add lower-subreg.o.
6000 (lower-subreg.o): New target.
6002 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6004 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
6006 2007-01-31 Anatoly Sokolov <aesok@post.ru>
6009 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
6011 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6014 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
6016 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
6018 * cfgloop.h: Include vec-prim.h.
6019 (enum li_flags): Remove LI_ONLY_OLD.
6020 (loop_iterator): Changed.
6021 (fel_next, fel_init): Iterate over loop tree.
6022 (FOR_EACH_LOOP_BREAK): New macro.
6023 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
6025 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
6026 * modulo-sched.c (sms_schedule): Ditto.
6027 * tree-vectorizer.c (vectorize_loops): Ditto.
6028 * doc/loop.texi: Update information on loop numbering and behavior of
6029 FOR_EACH_LOOP wrto new loops.
6030 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
6031 add_to_evolution_1): Test nestedness of loops instead of comparing
6033 * tree-chrec.c (chrec_fold_plus_poly_poly,
6034 chrec_fold_multiply_poly_poly, chrec_evaluate,
6035 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
6036 reset_evolution_in_loop): Ditto.
6037 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
6039 2007-01-31 Dirk Mueller <dmueller@suse.de>
6041 * c-common.c (warn_about_parentheses): Separate warning about
6042 un-parenthized sequence of comparison operators from the one
6043 which is supposed to warn about x <= y <= z.
6045 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
6047 * optabs.h (enum optab_index): Add new OTI_isinf.
6048 (isinf_optab): Define corresponding macro.
6049 * optabs.c (init_optabs): Initialize isinf_optab.
6050 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
6052 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
6053 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
6055 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
6056 expand_builtin_interclass_mathfn.
6057 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
6058 * config/i386/i386.md (UNSPEC_FXAM): New constant.
6059 (fxam<mode>2_i387): New insn pattern.
6060 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
6061 built-in functions as x87 inline asm.
6063 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6065 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
6067 2007-01-30 Eric Christopher <echristo@apple.com>
6069 * config.gcc: Add geode.
6071 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6073 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
6074 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
6075 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
6076 value-prof.c: Fix comment typos.
6078 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6081 * doc/invoke.texi (Wpointer-arith): Document warning.
6083 2007-01-30 Janis Johnson <janis187@us.ibm.com>
6085 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
6086 the list of discrepancies from the draft TR.
6088 2007-01-30 Dirk Mueller <dmueller@suse.de>
6091 * doc/invoke.texi (-Wreturn-type): Update description to
6094 2007-01-30 Richard Sandiford <richard@codesourcery.com>
6096 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
6098 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
6100 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
6101 to handle optabs that operate on floating point input argument and
6102 output to integer output.
6103 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
6104 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
6105 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
6106 expand_builtin_interclass_mathfn ().
6107 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
6109 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
6110 ilogbl built-in functions as x87 intrinsics.
6112 2007-01-30 Richard Guenther <rguenther@suse.de>
6115 * dwarf2out.c (reference_to_unused): Query varpool if the
6116 variable was output.
6118 2007-01-30 Richard Guenther <rguenther@suse.de>
6121 * passes.c (execute_one_pass): Reset in_gimple_form to not
6122 confuse non-unit-at-a-time mode.
6124 2007-01-29 Roger Sayle <roger@eyesopen.com>
6125 Richard Guenther <rguenther@suse.de>
6127 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
6128 avoid undefined behaviour on overflow. Use force_fit_type_double
6129 to construct the constant with the specified TREE_OVERFLOW.
6131 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6133 * config/dfp-bit.c: Add parameterized support for fp exceptions.
6134 * config/dfp-bit.h: Ditto.
6136 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6138 * c-decl.c (pop_scope): Replace warnings with call to
6139 warn_for_unused_label.
6140 * c-common.h (warn_for_unused_label): Declare.
6141 * c-common.c (warn_for_unused_label): Define.
6143 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6145 * tree-optimize.c (update_inlined_to_pointers): Delete unused
6148 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6150 * Makefile.in (USER_H): Remove decfloat.h.
6151 * ginclude/decfloat.h: Delete, moving contents to ...
6152 * ginclude/float.h: Add support for decimal floating point,
6153 guarded by __STDC_WANT_DEC_FP__.
6155 2007-01-29 Mike Stump <mrs@apple.com>
6157 * doc/gccint.texi (Top): Rename Loop Representation to Loop
6158 Analysis and Representation to resolve case insensitive conflict.
6159 * doc/loop.texi (Loop Analysis and Representation): Likewise.
6161 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
6163 * tree.h (struct tree_memory_tag): Add aliases member.
6164 (MTAG_ALIASES): New macro.
6165 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
6166 (add_may_alias): Remove pointer-set. Update for may_aliases being
6168 (mark_aliases_call_clobbered): Update for may_aliases being a
6170 (compute_tag_properties): Ditto.
6171 (create_partition_for): Ditto.
6172 (compute_memory_partitions): Ditto.
6173 (dump_may_aliases_for): Ditto.
6174 (is_aliased_with): Ditto.
6175 (add_may_alias_for_new_tag): Ditto.
6176 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
6177 (compute_is_aliased): New function.
6178 (compute_may_aliases): Call compute_is_aliased).
6179 (init_alias_info): Initialize alias_bitmap_obstack.
6180 (union_alias_set_into): New function.
6181 (compute_flow_sensitive_aliasing): Use union_aliases_into.
6182 (have_common_aliases_p): Rewrite to take two bitmaps and use
6184 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
6186 (finalize_ref_all_pointers): Update for add_may_alias changes.
6187 (new_type_alias): Ditto.
6188 * tree-flow-inline.h (may_aliases): Return a bitmap.
6189 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
6190 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
6191 may_aliases being a bitmap.
6192 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
6193 may_aliases now returns a bitmap.
6194 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
6196 * tree-ssa-operands.c (add_virtual_operand): Update for
6197 may_aliases being a bitmap.
6199 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
6201 PR tree-optimization/30630
6202 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
6203 variable as changed.
6205 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
6208 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
6209 expanded only once even if an error occurs.
6211 2007-01-29 Ben Elliston <bje@au.ibm.com>
6213 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
6214 (__gcov_average_profiler): Likewise.
6215 (__gcov_ior_profiler): Likewise.
6216 (__gcov_merge_ior): Likewise.
6218 2007-01-28 Jan Hubicka <jh@suse.cz>
6220 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
6221 * value-prof.c (stringop_block_profile): Likewise.
6223 2007-01-28 Jan Hubicka <jh@suse.cz>
6225 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
6226 variant handling histograms; add wrapper.
6227 (clear_storage_via_libcall): Export.
6228 (emit_block_move_hints): Break out from ...; add histograms.
6229 (emit_block_move): ... this one.
6230 (clear_storage_hints): Break out from ...; add histograms.
6231 (clear_storage): ... this one.
6232 (set_storage_via_memset): Handle histogram.
6233 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
6234 (clear_storage_hints, clear_storage_via_libcall): Declare.
6235 (set_storage_via_setmem): Update prototype.
6236 * doc/md.texi (movmem, setmem): Document new arguments.
6238 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
6240 (stringop_block_profile): New global function.
6241 (tree_stringops_values_to_profile): Profile block size and alignment.
6242 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
6244 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
6245 (stringop_block_profile): Declare.
6246 * builtins.c: Include value-prof.h.
6247 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
6248 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
6249 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
6250 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
6251 * profile.c (instrument_values): Add new counters.
6252 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
6254 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
6255 (tree_init_edge_profiler): Build new profilers.
6256 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
6257 (pass_tree_profile): Add dump.
6258 (tree_profile_hooks): Update.
6259 * Makefile.in (LIBGCOV): Add new constants.
6260 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
6261 __gcov_ior_profiler): New.
6262 * i386.md (movmem/setmem expanders): Add new optional arguments.
6264 2007-01-28 David Edelsohn <edelsohn@gnu.org>
6266 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
6268 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6270 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
6271 (tree_unswitch_single_loop): Pass eni_size_weights to
6272 tree_num_loop_insns.
6273 * tree-ssa-loop-manip.c: Include tree-inline.h.
6274 (can_unroll_loop_p): Pass eni_size_weights to
6275 tree_num_loop_insns.
6276 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
6277 Pass eni_size_weights to estimate_num_insns.
6278 * tree.h (init_inline_once): Export.
6279 * toplev.c (backend_init): Call init_inline_once.
6280 * cgraphunit.c (cgraph_process_new_functions,
6281 cgraph_analyze_function): Pass eni_inlining_weights to
6283 * ipa-inline.c (compute_inline_parameters): Ditto.
6284 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
6285 to estimate_num_insns.
6286 (try_unroll_loop_completely): Pass eni_size_weights to
6287 tree_num_loop_insns.
6288 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
6289 ot estimate_num_insns.
6290 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
6291 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
6292 * tree-inline.c (eni_inlining_weights, eni_size_weights,
6293 eni_time_weights): New variables.
6294 (init_inline_once): Initialize them.
6295 (struct eni_data): Mew.
6296 (estimate_num_insns_1, estimate_num_insns): Use weights.
6297 * tree-inline.h (struct eni_weights_d): New.
6298 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
6299 (estimate_num_insns): Declaration changed.
6300 * cfgloop.h (tree_num_loop_insns): Declaration changed.
6301 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
6302 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
6304 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6306 * tree-data-ref.c (conflict_fn): Assert that the number of affine
6307 relations in the conflict function is valid.
6309 2007-01-27 Ian Lance Taylor <iant@google.com>
6311 * common.opt: Add fstrict-overflow.
6312 * opts.c (decode_options): Set flag_strict_overflow if -O2.
6313 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
6314 (TYPE_OVERFLOW_UNDEFINED): Define.
6315 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
6317 * tree.h (TYPE_TRAP_SIGNED): Don't define.
6318 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
6319 (fold_negate_expr): Likewise.
6320 (make_range): Likewise.
6321 (extract_muldiv_1): Likewise.
6322 (maybe_canonicalize_comparison): Likewise.
6323 (fold_comparison): Likewise.
6324 (fold_binary): Likewise.
6325 (tree_expr_nonnegative_p): Likewise.
6326 (tree_expr_nonzero_p): Likewise.
6327 * tree-vrp.c (compare_values): Likewise.
6328 (extract_range_from_binary_expr): Likewise.
6329 (extract_range_from_unary_expr): Likewise.
6330 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
6332 (nowrap_type_p): Likewise.
6333 * tree-scalar-evolution.c (simple_iv): Likewise.
6334 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
6335 (build_range_check): Likewise.
6336 (extract_muldiv_1): Likewise.
6337 (fold_comparison): Likewise.
6338 * tree-vrp.c (vrp_int_const_binop): Likewise.
6339 (extract_range_from_unary_expr): Likewise.
6340 * convert.c (convert_to_integer): Likewise.
6341 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
6342 (fold_comparison): Likewise.
6343 (fold_binary): Likewise.
6344 * optabs.c (optab_for_tree_code): Likewise.
6345 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
6346 * simplify-rtx.c (simplify_const_relational_operation): Check
6347 flag_strict_overflow and flag_trapv.
6348 (simplify_const_relational_operation): Likewise.
6349 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
6350 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
6353 2007-01-27 Roger Sayle <roger@eyesopen.com>
6355 * tree.c (tree_fold_gcd): Delete.
6356 * tree.h (tree_fold_gcd): Remove prototype.
6357 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
6358 test whether one constant integer is a multiple of another. Instead
6359 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
6360 * fold-const.c (multiple_of_p): We've determined both TOP and
6361 BOTTOM are integer constants so we can call int_const_binop directly
6362 instead of the more generic const_binop.
6364 2007-01-27 Roger Sayle <roger@eyesopen.com>
6366 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
6367 1*X check that the constant hasn't overflowed, to preserve the
6369 (round_up): Provide an efficient implementation when rouding-up an
6370 INTEGER_CST to a power-of-two.
6372 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6374 * doc/sourcebuild.texi: Add comma for clarity.
6375 * doc/extend.texi: Fix some typos.
6376 * doc/passes.texi: Likewise.
6377 * doc/cppinternals.texi: Likewise.
6378 * doc/c-tree.texi: Likewise.
6379 * doc/tree-ssa.texi: Likewise.
6380 * doc/install.texi: Likewise.
6382 2007-01-27 Jan Hubicka <jh@suse.cz>
6384 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
6385 (pass_sra): Do not require alias information.
6386 * passes.c (init_optimization_passes): Add SRA
6388 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
6390 * tracer.c (rest_of_handle_tracer): We already cleaned
6391 up the CFG in tracer() so don't do it here again.
6392 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
6393 cleanup_cfg here, either. And don't call renumber_insns.
6395 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
6396 and BB_HEAD are in the insn stream here. Instead make sure
6397 that BB_INSN is valid on all insns. Also, do check here that
6398 there are no pending branch predictions...
6399 (rtl_verify_flow_info): ...instead of doing it here. Checks
6400 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
6403 2007-01-26 Roger Sayle <roger@eyesopen.com>
6405 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
6406 function to simplify/factorize operand order canonicalization.
6407 (ix86_fixup_binary_operands): Reorganize using the above function.
6408 (ix86_binary_operator_ok): Likewise.
6410 2007-01-27 Jakub Jelinek <jakub@redhat.com>
6412 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
6413 file scope from optimize_attrs.
6414 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
6416 (optimize_attrs): Clear insn_code_values after freeing it.
6418 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6420 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
6421 a parts.base assignment.
6423 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6425 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
6426 (compute_subscript_distance, initialize_data_dependence_relation,
6427 finalize_ddr_dependent, analyze_ziv_subscript,
6428 analyze_siv_subscript_cst_affine,
6429 compute_overlap_steps_for_affine_univar,
6430 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6431 analyze_siv_subscript, analyze_miv_subscript,
6432 analyze_overlapping_iterations, subscript_dependence_tester_1,
6433 compute_self_dependence, free_dependence_relation): Work
6434 with affine_fn instead of chrecs.
6435 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
6436 common_affine_function, affine_function_base,
6437 affine_function_constant_p, affine_fn_op, affine_fn_plus,
6438 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
6439 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
6440 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
6441 (all_chrecs_equal_p): Removed.
6442 * tree-data-ref.h (affine_fn, conflict_function): New types.
6443 (struct subscript): Change type of conflicting_iterations_in_a
6444 and conflicting_iterations_in_b.
6446 2007-01-26 Steve Ellcey <sje@cup.hp.com>
6449 * config/pa/pa.h (TARGET_HPUX_11): New.
6450 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
6451 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
6453 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
6454 Richard Guenther <rguenther@suse.de>
6456 * tree-ssa-structalias.c (solve_graph): Handle case
6457 we merged the variable to another.
6459 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6461 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
6464 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
6465 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
6467 2007-01-25 DJ Delorie <dj@redhat.com>
6469 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
6470 allow changes to modes which don't fit in those registers.
6472 * reload1.c (choose_reload_regs): Check for invalid subregs before
6473 computing their locations, not after.
6475 2007-01-25 Geoffrey Keating <geoffk@apple.com>
6478 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
6479 save Altivec registers in an eh_return function.
6480 (compute_vrsave_mask): Likewise.
6481 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
6482 for saving Altivec registers.
6483 (rs6000_emit_prologue): Don't allocate stack twice in
6484 eh_return function. Correct expected value of altivec_save_offset
6485 when using save_world. Describe save of R0 to stack when using
6486 save_world. Describe stack pointer adjustment when using
6487 save_world. Remove duplicated eh_return parameter register saving.
6488 Update sp_offset variable after save_world.
6489 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
6491 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
6492 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
6495 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6497 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
6499 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6502 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
6503 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
6505 2007-01-25 Richard Guenther <rguenther@suse.de>
6507 * doc/invoke.texi (-Wcoverage-mismatch): Document.
6508 * common.opt (-Wcoverage-mismatch): New warning option.
6509 * coverage.c (get_coverage_counts): Ignore coverage mismatch
6510 if -Wcoverage-mismatch is given.
6512 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
6514 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
6515 (ipcp_driver): Change to static definition.
6516 Add dumping of the ifunctions.
6517 (constant_val_insert): Remove unused parameter. Support for SSA.
6518 (ipcp_propagate_const): Support for SSA.
6519 (ipcp_profile_bb_print): Print only analyzed nodes.
6520 (ipcp_replace_map_create): Remove support for Fortran constant
6522 * ipa-prop.c (ipa_method_modify_stmt,
6523 ipa_callsite_compute_param): Support for SSA.
6524 * ipa-prop.h (ipcp_driver): Remove declaration.
6525 (IS_VALID_TREE_MAP_INDEX): Add define.
6527 2007-01-24 Geoffrey Keating <geoffk@apple.com>
6529 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
6531 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6534 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
6535 constant argument to cabs and do it without checking for
6536 -funsafe-math-optimizations.
6538 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
6540 * c-common.h (RID_FIRST_CXX0X): New.
6541 (RID_LAST_CXX0X): New.
6542 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
6544 * c.opt (Wc++0x-compat): New.
6545 * doc/invoke.texi (-Wc++0x-compat): Document.
6547 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6549 * builtins.c (fold_builtin_carg): New.
6550 (fold_builtin_1): Use it.
6552 2007-01-24 Jan Hubicka <jh@suse.cz>
6554 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
6556 * ipa-inline.c (initial_insns, max_insns): Delete.
6557 (compute_max_insns): New function.
6558 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
6559 of insns as base for code growth.
6560 (cgraph_decide_inlining): Make initial_insns local; do not compute
6562 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
6563 * doc/invoke.texi (inline-unit-growth): Update docs.
6565 2007-01-24 Jakub Jelinek <jakub@redhat.com>
6567 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
6568 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
6569 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
6570 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
6571 for CPUs that have PTA_CX16 set.
6574 * gimplify.c (omp_check_private): New function.
6575 (gimplify_scan_omp_clauses): Use it for
6576 firstprivate/lastprivate/reduction.
6579 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
6580 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
6583 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
6584 If lower_lastprivate_clauses emits some statements, append them
6585 to dlist rather than body_p and to body_p append an initializer.
6586 (lower_omp_for): Adjust caller.
6588 2007-01-24 Steve Ellcey <sje@cup.hp.com>
6590 * target.h (globalize_decl_name): New.
6591 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6592 * output.h (default_globalize_decl_name): New.
6593 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
6595 (globalize_decl): Ditto.
6596 (default_globalize_decl_name): New.
6597 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
6598 (ia64_handle_version_id_attribute): New.
6599 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6600 (ia64_asm_output_external): Use globalize_decl_name instead
6602 * doc/extend.texi (version_id): New pragma.
6603 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
6605 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6607 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
6608 _uleb128_t and _Unwind_SWord with _sleb128_t.
6609 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
6610 uw_frame_state_for, uw_update_context_1): Likewise.
6611 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
6612 * unwind-pe.h (read_uleb128, read_sleb128,
6613 read_encoded_value_with_base): Likewise.
6614 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
6616 2007-01-24 Richard Guenther <rguenther@suse.de>
6618 * builtins.c (expand_builtin_cexpi): Get the fndecl
6619 for cexp in the correct way.
6621 2007-01-24 Jan Hubicka <jh@suse.cz>
6623 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
6625 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6627 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
6628 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
6629 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
6630 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
6631 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
6632 __SIZEOF_PTRDIFF_T__.
6633 * doc/cpp.texi: Documentation for the new builtin macros added.
6635 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
6637 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
6638 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
6639 instead of operands[2] to avoid access past the end of array.
6641 2007-01-24 Richard Sandiford <richard@codesourcery.com>
6643 * reload1.c (emit_reload_insns): Pass the reload register
6644 for a non-spill output reload through forget_old_reloads_1.
6646 2007-01-23 Joseph Myers <joseph@codesourcery.com>
6648 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6649 _SOFT_DOUBLE if doubles use software floating-point.
6650 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
6651 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6652 * config/rs6000/darwin-ldouble.c: Also compile functions for
6653 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
6654 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6655 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
6656 commented-out long double override.
6657 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
6658 * config/rs6000/eabispe.h: Likewise.
6659 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
6660 long double for non-SPE.
6661 (rs6000_handle_option): Likewise.
6662 (invalid_e500_subreg): Disallow more subregs involding DImode,
6663 DFmode, TImode or TFmode.
6664 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
6666 (legitimate_lo_sum_address_p): Also check for TFmode for E500
6668 (rs6000_legitimize_address): Also handle TFmode for E500 double.
6669 (rs6000_legitimize_reload_address): Also handle TFmode for E500
6671 (rs6000_legitimate_address): Also check for TFmode for E500
6673 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
6674 (spe_build_register_parallel): Handle TFmode and TCmode.
6675 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
6677 (function_arg): Handle TFmode and TCmode for E500 double.
6678 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
6680 (print_operand): Handle TFmode and TImode for %y.
6681 (rs6000_generate_compare): Handle TFmode comparisons for E500
6683 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
6684 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
6685 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
6686 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
6687 TFmode for E500 double.
6688 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
6689 (floatsidf2): Enable for E500 double.
6690 (movtf_softfloat): Use rs6000_nonimmediate_operand.
6691 (extenddftf2): Change to extenddftf2_fprs.
6692 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
6693 depending on TARGET_E500_DOUBLE.
6694 (extendsftf2): Enable for E500 double.
6695 (trunctfdf2): Enable for E500 double.
6696 (trunctfsf2): Change to trunctfsf2_fprs.
6697 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
6698 depending on TARGET_E500_DOUBLE.
6699 (floatsitf2): Enable for E500 double.
6700 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
6701 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
6702 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
6703 (negtf2): Change to negtf2_internal.
6704 (negtf2): New expander.
6705 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
6706 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
6707 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
6708 (movdi_internal32): Use rs6000_nonimmediate_operand.
6709 (unnamed splitter): Likewise.
6710 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
6711 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
6712 (SPE64TF, DITI): New mode macros.
6713 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
6716 (frob_<mode>_di_2): New.
6717 (frob_tf_di_8_2): New.
6718 (frob_di_df): Change to frob_di_<mode>; allow more modes.
6720 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
6722 (frob_ti_<mode>_8_2): New.
6723 (frob_ti_tf_2): New.
6724 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
6725 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
6727 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
6728 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
6729 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
6730 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
6731 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
6732 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
6735 2007-01-23 Ian Lance Taylor <iant@google.com>
6737 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
6739 (OBJS-archive): Reformat, alphabetize.
6740 (OBJS): Change out_object_file to OBJS-md.
6742 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
6744 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6745 JUMP_P and CALL_P predicates where applicable.
6746 * config/i386/i386.c: Ditto.
6747 * config/i386/i386.md: Ditto.
6748 * config/i386/mmx.md: Ditto.
6749 * config/i386/predicates.md: Ditto.
6751 2007-01-22 Andreas Schwab <schwab@suse.de>
6753 * config/m68k/m68k.h: Fix comment.
6755 2007-01-22 Jan Hubicka <jh@suse.cz>
6757 * passes.c (init_optimization_passes): Do not rerun
6758 pass_early_warn_uninitialized.
6760 2007-01-22 Richard Guenther <rguenther@suse.de>
6762 PR tree-optimization/30038
6763 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
6765 (execute_cse_sincos_1): Likewise.
6766 (execute_cse_sincos): Likewise.
6767 (gate_cse_sincos): Likewise.
6768 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
6769 the cexpi() canonicalization of sincos().
6770 * tree-pass.h (pass_cse_sincos): Declare.
6771 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
6773 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6775 PR rtl-optimization/29329
6776 * combine.c (replaced_rhs_insn): Rename to i2mod.
6777 (replaced_rhs_value): Rename to i2mod_new_rhs.
6778 (i2mod_old_rhs): New global variable.
6779 (combine_instructions): Adjust for above change. Save a copy of
6780 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
6781 note are substituted in the second instruction.
6782 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
6783 ditch the note if it pertains to the second eliminated register
6784 and this register is mentioned in i2mod_old_rhs.
6787 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6789 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
6790 the insn to which the note was originally attached.
6792 2007-01-21 Jan Hubicka <jh@suse.cz>
6794 * ipa-inline.c (inlining_mode): Comment, move up.
6795 (cgraph_decide_inlining_incrementally): Do not perform inlining
6796 itself; fix handling of flattening of self recursive functions.
6797 (cgraph_find_cycles): Remove.
6798 (cgraph_flatten_node): Remove.
6799 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
6800 (try_inline): New function.
6801 (cgraph_early_inlining): Update call of
6802 cgraph_decide_inlining_incrementally. Apply inlining here.
6803 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
6805 2007-01-21 Dirk Mueller <dmueller@suse.de>
6808 * tree-vrp.c (check_array_bounds): do not warn
6809 about ADDR_EXPR's of ARRAY_REF's which are immediately
6810 used in binary expressions.
6812 2007-01-21 Ira Rosen <irar@il.ibm.com>
6814 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
6815 read_write_dep and macros for its access.
6816 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6817 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
6818 argument, call vect_check_interleaving for every independent pair of
6819 data-refs. Mark loads that access the same memory location as a store
6821 (vect_check_dependences): Remove.
6822 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
6823 call, fix the call to vect_analyze_data_ref_dependence.
6824 (vect_analyze_data_ref_access): For statements that access the same
6825 data-ref, check that they are not stores; for loads, check that there
6826 is no store that access the same location.
6828 2007-01-20 Roger Sayle <roger@eyesopen.com>
6829 Joseph Myers <joseph@codesourcery.com>
6831 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
6832 (-fdump-rtl-stack): Likewise.
6833 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
6834 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
6835 (-mpt-fixed): Use @minus{} for minus sign.
6836 (Using Precompiled Headers): Fix under/overfull hbox.
6838 2007-01-20 Jan Hubicka <jh@suse.cz>
6840 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
6841 place within annotation.
6843 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6845 * pa.c (output_move_double): Change array size of xoperands to 4.
6847 2007-01-20 Jan Hubicka <jh@suse.cz>
6849 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
6852 2007-01-19 Ian Lance Taylor <iant@google.com>
6854 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
6855 constant to unsigned HOST_WIDE_INT before negating.
6857 2007-01-19 Ian Lance Taylor <iant@google.com>
6859 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
6861 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
6862 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6863 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
6864 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
6865 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6866 (realloc_vdef, realloc_vuse): Change second parameter to
6868 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
6870 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
6871 unsigned. Change x and lim locals to unsigned.
6872 (realloc_vdef, realloc_vuse): Change num_elem parameter to
6874 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
6875 (copy_virtual_operands): Change i and n locals to unsigned.
6877 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6880 * builtins.c (fold_builtin_1): Handle builtin fdim.
6882 2007-01-20 Jan Hubicka <jh@suse.cz>
6884 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
6885 * tree-ssa-structalias.c (compute_points_to_sets): Do call
6886 init_alias_heapvars.
6887 (init_alias_heapvars): Initialize only when not already initialized.
6888 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
6890 2007-01-19 Roger Sayle <roger@eyesopen.com>
6892 * common.opt (fsigned-zeros): New command line option.
6893 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
6894 of flag_unsafe_math_optimizations.
6895 * opts.c (set_fast_math_flags): The -ffast-math command line option
6896 implies -fno-signed-zeros.
6897 (fast_math_flags_set_p): Likewise.
6899 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
6900 the documentation of -ffast-math appropriately. Wrap long lines.
6902 2007-01-19 Steve Ellcey <sje@cup.hp.com>
6904 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
6905 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
6907 2007-01-19 Tomas Bily <tbily@suse.cz>
6909 * cgraphunit.c (cgraph_finalize_function): Updating of pid
6911 (tree_init_ic_make_global_vars): New function
6912 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
6913 (tree_gen_ic_profiler): New function
6914 (tree_gen_ic_func_profiler): New function
6915 (tree_profiling): Added calling of tree_gen_ic_func_profiler
6916 (tree_profile_hooks): Added hook for indirec/virtual calls
6917 * value-prof.c (tree_find_values_to_profile): New case for
6919 (tree_values_to_profile): Call for determining indirect/virtual
6921 (tree_indirect_call_to_profile): New function
6922 (tree_ic_transform): New function
6923 (tree_ic): New function
6924 (find_func_by_pid): New function
6925 (init_pid_map): New function
6926 (tree_value_profile_transformations): Added check for
6927 indirect/virtual call transformation
6928 * value-prof.h (enum hist_type): New counter type for
6929 indirect/virtual calls
6930 (profile_hooks): Added new hook for profiling indirect/virtual
6932 * profile.c (instrument_values): New case for indirect/virtual
6934 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
6935 (GCOV_COUNTER_V_INDIR): New counter type
6936 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
6937 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
6939 * cgraph.c: Definition of cgraph_max_pid
6940 (cgraph_create_node): Default init of pid attribute
6941 * cgraph.h: Declaration of cgraph_max_pid
6942 (struct cgraph_node): Added pid attribute
6943 * libgcov.c (__gcov_indirect_call_profiler): New function
6944 (__gcov_one_value_profiler_body): New function
6945 (__gcov_one_value_profiler): Body was moved to
6946 __gcov_one_value_profiler_body and calls it
6948 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
6950 * doc/gty.texi (Options): Document the mark_hook option to GTY.
6951 * gengtype.c (write_types_data, write_func_for_structure,
6952 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
6953 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
6954 (walk_type, write_func_for_structure): Generate the mark_hook if
6957 2007-01-19 Jan Hubicka <jh@suse.cz>
6959 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
6960 'early' argument take inlining mode argument specifying whether to
6961 inline for size/speeed or all functions; add support for flattening;
6963 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
6965 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6968 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
6969 the name of the declared identifier.
6971 2007-01-19 Dirk Mueller <dmueller@suse.de>
6973 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
6974 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
6975 duplicate evaluation.
6977 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6979 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
6980 Macroize expander using X87MODEF12 mode macro. Extend operand 1
6981 to XFMode, use acosxf2 and truncate result to requested mode.
6982 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6983 (asin<mode>2): Similarly, with asin expanders.
6984 (*fscalexf4_i387): Rename from *fscalexf4.
6985 (expNcorexf3): New expander.
6986 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
6987 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
6988 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
6989 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
6990 patterns for SSE math.
6991 (exp10<mode>2): Similarly, with exp10 expanders.
6992 (exp2<mode>2): Similarly, with exp2 expanders.
6993 (expm1<mode>2): Similarly, with expm1 expanders.
6994 (ldexp<mode>3): Similarly, with ldexp expanders.
6995 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
6996 Use gen_truncxf<mode>2_i387_noop to truncate result.
6998 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7000 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
7001 for ColdFire targets.
7003 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
7004 Richard Sandiford <richard@codesourcery.com>
7006 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
7007 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
7008 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
7009 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
7010 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7011 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7013 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7015 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
7016 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
7017 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
7018 (*adddi_dilshr32_cf): New pattern.
7019 (adddi3, subdi3): Remove first alternatives.
7021 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7023 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
7024 implemented using move.l, do not use its cc result for floating-point
7027 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7029 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
7030 from accepting 's' constraints if flag_pic.
7032 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7034 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
7035 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
7036 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
7037 condition from TARGET_68881 to TARGET_HARD_FLOAT.
7039 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
7041 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
7042 ColdFire alternatives.
7043 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
7044 * config/m68k/m68k.md (clzsi2): Define for ColdFire
7045 architectures that support ff1 instruction.
7047 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7048 Julian Brown <julian@codesourcery.com>
7050 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
7051 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
7052 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
7055 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7057 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
7059 (output_move_const_into_data_reg, output_move_simode_const): Delete.
7060 * config/m68k/m68k.c (const_method, const_int_cost): Take a
7061 HOST_WIDE_INT instead of an rtx.
7062 (m68k_rtx_costs): Update call accordingly.
7063 (output_move_const_into_data_reg): Likewise. Fix formatting.
7064 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
7066 (output_move_simode_const): Update calls after above changes.
7067 Rework to use automatic variables and predicates like MEM_P.
7068 * config/m68k/m68k.md (pushexthisi_const): Update call to
7071 2007-01-19 Dirk Mueller <dmueller@suse.de>
7073 * tree-ssa-alias.c (perform_var_substitution): Fix typo
7076 2007-01-19 Richard Guenther <rguenther@suse.de>
7078 * builtins.c (expand_builtin_cexpi): Fall back to expanding
7079 via cexp in case sincos is not available.
7081 2007-01-19 Richard Guenther <rguenther@suse.de>
7083 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
7084 * defaults.h (TARGET_HAS_SINCOS): Default to off.
7085 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
7086 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
7087 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
7088 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
7089 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
7090 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
7092 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7094 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
7096 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
7097 (atan2xf3): Directly generate RTL pattern.
7098 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
7099 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7100 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7101 disable patterns for SSE math.
7102 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
7103 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7104 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7105 disable patterns for SSE math.
7107 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
7109 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
7111 2007-01-18 Roger Sayle <roger@eyesopen.com>
7113 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
7114 VIEW_CONVERT_EXPR to the same type as it's operand.
7116 2007-01-18 David Edelsohn <edelsohn@gnu.org>
7118 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
7119 configured for long double 128.
7121 2007-01-18 Mike Stump <mrs@apple.com>
7123 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
7126 2007-01-18 Michael Meissner <michael.meissner@amd.com>
7128 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
7131 2007-01-18 Jan Hubicka <jh@suse.cz>
7133 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
7134 greater than NUM_VOP_FREE_BUCKETS.
7136 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
7138 * tree-ssa-structalias.c: Update comments.
7139 (ptabitmap_obstack): Removed.
7141 (oldpta_obstack): Ditto.
7142 (stats): Add a few members.
7143 (struct variable_info): Remove node, complex, address_taken, and
7144 indirect_target members. Add oldsolution member.
7145 (new_var_info): Do not initialize removed members.
7146 (constraint_expr_type): Remove INCLUDES.
7147 (constraint_graph): Add size, implicit_preds, rep,
7148 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
7149 (FIRST_REF_NODE): New macro.
7150 (LAST_REF_NODE): Ditto.
7151 (FIRST_ADDR_NODE): Ditto.
7152 (find): New function.
7154 (dump_constraint): Do not handle INCLUDES.
7155 (insert_into_complex): Do not insert duplicate constraints.
7156 (condense_varmap_nodes): Renamed and rewritten into ...
7157 (merge_node_constraints): This. Also fix bug in handling of
7158 offseted copy constraints.
7159 (clear_edges_for_node): No longer need to deal with preds at all,
7160 or removing associated preds/succs.
7161 (merge_graph_nodes): Deal with indirect_cycles.
7162 Don't deal with predecessors.
7163 (add_implicit_graph_edge): New function.
7164 (add_pred_graph_edge): Ditto.
7165 (add_graph_edge): Don't deal with predecessors.
7166 (build_constraint_graph): Removed.
7167 (build_pred_graph): New function.
7168 (build_succ_graph): Ditto.
7169 (struct scc_info): Removed in_component. Added roots, dfs, and
7170 node_mapping. Remove visited_index, unification_queue.
7171 (scc_visit): Deal with union-find we do now.
7172 Deal with cycles with REF nodes.
7173 (collapse_nodes): Renamed and rewritten to ...
7174 (unify_nodes): This.
7175 (process_unification_queue): Removed.
7176 (topo_visit): Cleanup
7177 (do_da_constraint): Use find.
7178 (do_sd_constraint): Ditto.
7179 (do_ds_constraint): Ditto.
7180 (do_complex_constraint): Ditto.
7181 (init_scc_info): Update for removed and added members.
7182 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
7183 (find_indirect_cycles): This.
7184 (equivalence_class): New variable.
7185 (label_visit): New function.
7186 (perform_variable_substitution): Rewritten.
7187 (free_var_substitution_info): New function.
7188 (find_equivalent_node): Ditto.
7189 (move_complex_constraints): Ditto.
7190 (eliminate_indirect_cycles): Ditto.
7191 (solve_graph): Only propagate changed bits.
7192 Use indirect cycle elimination.
7194 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
7195 (tree_id_eq): Renamed to ...
7196 (tree_vi_eq): This. Update for member change
7197 (insert_id_for_tree): Renamed and rewritten to ...
7198 (insert_vi_for_tree): This.
7199 (lookup_id_for_tree): Renamed and rewritten to ...
7200 (lookup_vi_for_tree): This.
7201 (get_id_for_tree): Renamed and rewritten to ...
7202 (get_vi_for_tree): Ditto.
7203 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
7204 (process_constraint): Don't handle INCLUDES.
7205 Remove special ADDRESSOF case.
7206 (find_func_aliases): Rewrite to use vi functions instead of id
7208 (create_function_info_for): Ditto.
7209 (create_variable_info_for): Ditto.
7210 (intra_create_variable_infos): Ditto.
7211 (merge_smts_into): Ditto.
7212 (find_what_p_points_to): Ditto.
7213 (init_base_vars): Ditto.
7214 (init_alias_vars): Ditto.
7215 (remove_preds_and_fake_succs): New function.
7216 (dump_sa_points_to_info): Dump new stats.
7217 (dump_solution_for_var): Use find.
7218 (set_used_smts): Fix formatting.
7219 (compute_points_to_sets): Updated for new functions.
7220 (ipa_pta_execute): Ditto.
7222 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7223 Richard Sandiford <richard@codesourcery.com>
7225 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
7227 * calls.c (expand_call): If the return value is a PARALLEL,
7228 extract its first member.
7229 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
7230 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7231 use FUNCTION_EXTRA_EPILOGUE.
7232 (m68k_function_value): Return a PARALLEL if the return value
7233 is of a pointer type.
7234 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
7235 (FUNCTION_EXTRA_EPILOGUE): Remove.
7236 * config/m68k/m68k.md (D0_REG): New constant.
7238 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7240 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7241 output a NOP for empty epilogues.
7243 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7245 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
7246 before function. Extend register save check to include all
7247 registers, not just integer ones.
7249 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7251 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
7252 (m68k_use_return_insn): ...this.
7253 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
7254 * config/m68k/m68k.c (use_return_insn): Rename to...
7255 (m68k_use_return_insn): ...this.
7256 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
7259 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7261 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
7262 nearest even, fix denormal rounding overflow.
7264 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7266 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
7267 f%$smove and f%$move.
7268 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
7269 (extendsfdf2_cf): Use fdmove instead of f%&move.
7270 (truncdfsf2_cf): Use fsmove instead of f%$smove.
7271 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
7273 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7275 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
7278 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7280 * real.h (real_format): Add a canonical_nan_lsbs_set field.
7281 (coldfire_single_format): Declare.
7282 (coldfire_double_format): Likewise.
7283 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
7284 of qnan_msb_set to determine the lower bits of a canonical
7286 (encode_ieee_double): Likewise.
7287 (encode_ieee_quad): Likewise.
7288 (ieee_single_format): Initialize canonical_nan_lsbs_set.
7289 (mips_single_format): Likewise.
7290 (ieee_double_format): Likewise.
7291 (mips_double_format): Likewise.
7292 (ieee_extended_motorola_format): Likewise.
7293 (ieee_extended_intel_96_format): Likewise.
7294 (ieee_extended_intel_128_format): Likewise.
7295 (ieee_extended_intel_96_round_53_format): Likewise.
7296 (ibm_extended_format): Likewise.
7297 (mips_extended_format): Likewise.
7298 (ieee_quad_format): Likewise.
7299 (mips_quad_format): Likewise.
7300 (vax_f_format): Likewise.
7301 (vax_d_format): Likewise.
7302 (vax_g_format): Likewise.
7303 (i370_single_format): Likewise.
7304 (i370_double_format): Likewise.
7305 (decimal_single_format): Likewise.
7306 (decimal_double_format): Likewise.
7307 (decimal_quad_format): Likewise.
7308 (c4x_single_format): Likewise.
7309 (c4x_extended_format): Likewise.
7310 (real_internal_format): Likewise.
7311 (coldfire_single_format): New real_format.
7312 (coldfire_double_format): Likewise.
7313 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
7314 canonical_nan_lsbs_set.
7315 (pdp11_d_format): Likewise.
7316 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
7317 if TARGET_COLDFIRE_CPU.
7319 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7321 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
7322 (output_call, m68k_legitimize_call_address): Declare.
7323 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
7324 parenthesees. Add support for a 'W' constraint.
7325 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
7326 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
7327 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
7328 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
7330 (override_options): Initialize them. Do not set flag_no_function_cse
7331 for TARGET_ID_SHARED_LIBRARY.
7332 (m68k_output_pic_call): Delete.
7333 (m68k_legitimize_call_address): New function.
7334 (print_operand): Remove the %o prefix. Handle the %p prefix.
7335 (output_call): New function.
7336 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
7337 target address from the GOT if symbolic jumps are not allowed.
7338 * config/m68k/m68k.md (call, general_operand): Do not set
7339 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
7340 Merge separate flag_pic and !flag_pic define_insns into...
7341 (*call, *call_value): ...these new patterns. Match the address
7342 rather than the containing MEM and require it to be a call_operand.
7343 Use output_call to generate the asm template.
7344 * config/m68k/predicates.md (const_call_operand): New predicate.
7345 (call_operand): Likewise.
7347 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7349 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
7350 (STACK_GROWS_DOWNWARD): Define to 1.
7351 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
7352 comments, emphasizing that these values are only defaults.
7353 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
7354 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
7356 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7358 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
7360 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7361 Richard Sandiford <richard@codesourcery.com>
7363 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
7364 (FP_REGNO_P): New macros.
7365 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
7366 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
7367 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
7368 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
7370 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7372 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7373 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
7375 * config/m68k/t-floatlib: New file, extracting common code from...
7376 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
7377 * config/m68k/t-uclinux: Here.
7378 * config/m68k/fpgnulib.c: Do not compile extendeed precision
7379 routines on ColdFire targets.
7381 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7383 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7384 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
7385 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
7386 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
7387 explicitly set MOTOROLA to 1.
7388 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
7390 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7391 Nathan Sidwell <nathan@codesourcery.com>
7393 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
7394 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
7395 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
7396 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
7397 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
7398 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
7399 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
7400 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
7401 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
7402 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7403 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
7404 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
7405 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
7406 (DBX_REGISTER_NUMBER): Delete.
7407 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
7408 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7409 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
7411 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7413 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
7414 * config/flat.h: New file.
7415 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
7417 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
7418 indirect references for -msep-data or -mid-shared-library.
7419 Do not use PC-relative code addresses either.
7420 * config/m68k/m68k.c (override_options): Restrict -fPIC error
7422 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
7423 for shared libraries and crt1.o for executables. Use crti.o and
7425 (ENDFILE_SPEC): Use crtend.o and crtn.o.
7426 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
7427 Do not add -elf2flt or -shared-lib-id options here.
7428 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
7429 Pass -shared-lib-id if -mid-shared-library, taking the library
7430 identifier from -mshared-library-id if given, otherwise
7432 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
7433 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
7434 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
7435 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
7436 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
7437 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
7439 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
7440 jump sequence for ISA A and ISA A+.
7441 (PICJUMP): Likewise.
7443 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7445 * config.gcc (m68k-*-uclinux*): Base the port on the common
7446 and m68k GNU/Linux files rather than on the generic ELF ones.
7447 * config/m68k/uclinux.h (TARGET_VERSION): Override.
7448 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
7450 2007-01-18 Julian Brown <julian@codesourcery.com>
7451 Richard Sandiford <richard@codesourcery.com>
7453 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
7454 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7455 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
7457 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
7459 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7461 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7463 * doc/install.texi: Document m68k-uclinuxoldabi.
7464 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
7465 * config/m68k/uclinux-oldabi.h: New file, copied from
7466 config/m68k/uclinux.h.
7468 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
7470 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
7471 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
7472 (m32r_compute_frame_size): Use unsigned for regno.
7473 (m32r_reload_lr): Use gen_frame_mem.
7475 (m32r_output_function_epilogue): Don't output the function epilogue
7477 (m32r_expand_epilogue): New.
7478 (direct_return): Return false if the function has the interrupt
7480 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
7481 * config/m32r/m32r.md (epilogue): New expander.
7482 (return_lr, return_rte): New insns.
7483 (return): Make it expander.
7484 (return_normal): New expander.
7486 2007-01-18 Josh Conner <jconner@apple.com>
7489 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
7490 support for UNLE, UNLT, UNGE, and UNGT.
7492 2007-01-18 Jan Hubicka <jh@suse.cz>
7494 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
7495 * tree-tailcall (add_virtual_phis): Likewise.
7496 (optimize_tail_call): Return TODOs.
7497 (execute_tail_calls): Return TODOs.
7498 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
7499 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
7501 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
7502 Cleanup cfg using TODO.
7503 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
7504 * passes.c (execute_function_todo): When cleanup did something, remove
7506 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
7507 (make_edges): Don't cleanup_cfg.
7509 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
7511 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
7512 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
7513 operate on the top of stack.
7514 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
7515 register handling of instructions that output to the second
7517 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
7518 (move_for_stack_reg): Special-case check for dead destination
7519 stack slot for constant load of 1.0 inside UNSPEC_TAN.
7521 * config/i386/i386.md (UNSPEC_TAN): New constant.
7522 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
7523 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
7524 to correctly model move of constant 1.0 to top stack slot.
7525 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
7526 (unnamed peephole2 pattern): Remove corresponding peephole2
7527 pattern that optimizes tan insn and loading of constant 1.0.
7528 (tanxf2): Use fptanxf4_i387.
7529 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
7530 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
7531 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7532 disable patterns for SSE math.
7533 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
7534 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
7536 2007-01-18 Dirk Mueller <dmueller@suse.de>
7537 Richard Guenther <rguenther@suse.de>
7540 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
7541 * common.opt (Warray-bounds): Add new warning option.
7542 * c-opts.c (c_common_handle_option): Define -Warray-bounds
7544 * Makefile.in: make tree-vrp.o depend on toplev.h
7545 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
7547 (check_array_refs, check_array_bounds, check_array_ref): New.
7549 2007-01-18 Jan Hubicka <jh@suse.cz>
7551 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
7552 (execute_ssa_ccp): Return flags conditionally.
7553 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
7555 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
7557 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
7559 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
7560 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
7562 * Makefile.c (GTFILES): Add cfglayout.h.
7563 * gengtype.c (open_base_files): Likewise.
7564 * cfglayout.c (cfg_layout_function_footer,
7565 cfg_layout_function_header) Reindent to make gengtype happy.
7566 * cfglayout.h (cfg_layout_function_footer,
7567 cfg_layout_function_header): Add GTY(()) marker.
7569 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
7571 2007-01-18 Ben Elliston <bje@au.ibm.com>
7573 * genautomata.c (write_automata): Include xstrerror output in the
7574 error message if writing the DFA description file fails.
7576 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
7578 * config/mips/mips-protos.h (mips_output_external): Make it
7580 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
7581 * config/mips/mips.c (irix_output_external_libcall): Likewise.
7582 (extern_list): Likewise.
7583 (extern_head): Likewise.
7584 (TARGET_ASM_FILE_END): Likewise.
7585 (mips_file_end): Likewise.
7586 (mips_output_external): Rewritten.
7588 2007-01-18 Ben Elliston <bje@au.ibm.com>
7590 * genpreds.c (write_insn_preds_c): Only write out the function
7591 body for regclass_for_constraint if we have register constraints.
7593 2007-01-17 Tom Tromey <tromey@redhat.com>
7595 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
7596 * doc/install.texi (Testing): Use sourceware.org.
7597 (Binaries): Likewise.
7598 (Specific): Likewise.
7599 * doc/contrib.texi (Contributors): Use sourceware.org.
7601 2007-01-17 Anatoly Sokolov <aesok@post.ru>
7603 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
7604 (AVR_ENHANCED): Rename to ...
7605 (AVR_HAVE_MUL): ... new.
7606 (avr_enhanced_p): Rename to ...
7607 (avr_have_mul_p): ... new.
7608 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
7609 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
7610 * config/avr/avr.c (avr_enhanced_p): Rename to ...
7611 (avr_have_mul_p): ... new.
7612 (base_arch_s): Rename 'enhanced' to 'have_mul'.
7613 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
7614 'avr_enhanced_p' and 'enhanced'.
7615 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
7616 AVR_HAVE_MUL instead of AVR_ENHANCED.
7617 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7618 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
7619 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
7620 instead of AVR_ENHANCED.
7621 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7622 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
7623 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
7625 2007-01-17 Ian Lance Taylor <iant@google.com>
7627 * vec.h (VEC_reserve_exact): Define.
7628 (vec_gc_p_reserve_exact): Declare.
7629 (vec_gc_o_reserve_exact): Declare.
7630 (vec_heap_p_reserve_exact): Declare.
7631 (vec_heap_o_reserve_exact): Declare.
7632 (VEC_OP (T,A,reserve_exact)): New static inline function, three
7634 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
7636 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
7637 (VEC_OP (T,A,copy)) [all versions]: Likewise.
7638 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
7639 * vec.c (calculate_allocation): Add exact parameter. Change all
7641 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
7642 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
7643 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
7644 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
7645 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
7646 (vec_heap_p_reserve_exact): New function.
7647 (vec_heap_o_reserve_exact): New function.
7649 2007-01-17 Jan Hubicka <jh@suse.cz>
7651 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
7653 2007-01-17 Eric Christopher <echristo@apple.com>
7655 * config.gcc: Support core2 processor.
7657 2007-01-16 Jan Hubicka <jh@suse.cz>
7659 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
7660 the names, just unlink the chain so we don't crash on dangling pointers
7663 2007-01-16 Jan Hubicka <jh@suse.cz>
7665 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
7666 * tree-pass.h: Reorder to make IPA passes appear toegher.
7667 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
7668 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
7669 parameters, do not call early inliner.
7670 * ipa-inline.c: Update comments. Include tree-flow.h
7671 (cgraph_decide_inlining): Do not compute inlining parameters.
7672 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
7673 be called with function context set up.
7674 (pass_ipa_inline): Remove unreachable functions before pass.
7675 (cgraph_early_inlining): Simplify assuming to be called from the
7677 (pass_early_inline): New pass.
7678 (cgraph_gate_ipa_early_inlining): New gate.
7679 (pass_ipa_early_inline): Turn into simple wrapper.
7680 (compute_inline_parameters): New function.
7681 (gate_inline_passes): New gate.
7682 (pass_inline_parameters): New pass.
7683 (apply_inline): Move here from tree-optimize.c
7684 (pass_apply_inline): New pass.
7685 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
7687 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
7689 (tree_function_versioning): Do not allocate dummy struct function.
7690 * tree-inline.h (optimize_inline_calls): Update prototype.
7691 * tree-optimize.c (execute_fixup_cfg): Export.
7692 (pass_fixup_cfg): Remove
7693 (tree_rest_of_compilation): Do not apply inlines.
7694 * tree-flow.h (execute_fixup_cfg): Declare.
7695 * Makefile.in (gt-passes.c): New.
7696 * passes.c: Include gt-passes.h
7697 (init_optimization_passes): New passes.
7698 (nnodes, order): New static vars.
7699 (do_per_function_toporder): New function.
7700 (execute_one_pass): Dump current pass here.
7701 (execute_ipa_pass_list): Don't dump current pass here.
7703 2007-01-16 Janis Johnson <janis187@us.ibm.com>
7705 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
7706 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
7708 2007-01-16 David Edelsohn <edelsohn@gnu.org>
7710 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
7711 (strong_alias): Define.
7712 (__gcc_qmul): Provide non-FMA for soft-float.
7718 (__gcc_qunord): New.
7728 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
7729 soft-float functions.
7730 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
7731 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
7732 about long double soft float.
7734 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
7735 Tehila Meyzels <tehila@il.ibm.com>
7737 * tree-vectorizer.h (is_pattern_stmt_p): New.
7738 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
7739 formatting (tabs instead of spaces). Cleanup and clarify setting
7740 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
7741 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
7742 (vectorizable_type_demotion): Check that types are integral.
7743 (vectorizable_type_promotion): Likewise.
7744 (vectorizable_store): Fix typo. Eliminate new-line at end of
7747 2007-01-16 Jan Hubicka <jh@suse.cz>
7749 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
7752 2007-01-15 Eric Christopher <echristo@apple.com>
7754 * ifcvt.c: Include vec.h, vecprim.h.
7755 (check_cond_move_block): New argument regs.
7756 Reorganize. Add registers used to regs.
7757 (cond_move_process_if_block): Use regs set above as
7760 2007-01-15 Eric Christopher <echristo@apple.com>
7762 * config/darwin.h: Update copyright.
7763 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
7764 (LINK_COMMAND_SPEC): Add -u.
7765 (LINK_SPEC): Fix umbrella for above.
7767 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
7769 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
7772 2007-01-15 Tom Tromey <tromey@redhat.com>
7774 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
7775 * doc/install.texi (Testing): Don't mention jacks.
7776 (Configuration): Document --enable-java-maintainer-mode. Move
7777 --with-java-home to libgcj-specific section. Document
7779 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
7781 2007-01-15 Jan Hubicka <jh@suse.cz>
7783 * tree-ssa-dce.c (DCE_TODOs): New.
7784 (propagate_necessity): Return if something changed.
7785 (eliminate_unnecessary_stmts): Likewise.
7786 (perform_tree_ssa_dce): Return TODO flags when needed.
7787 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
7789 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
7791 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
7792 (fyl2x_extend<mode>xf3_i387): New insn pattern.
7793 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
7794 patterns using X87MODEF12 mode macro. Extend operand 1
7795 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7796 (log10<mode>2): Ditto.
7797 (log2<mode>2): Ditto.
7798 (log1p<mode>2): Ditto.
7799 (logb<mode>2): Ditto.
7800 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
7801 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
7802 (*fxtractxf3_i387): Rename from *fxtractxf3.
7803 (fxtract_extend<mode>xf3_i387): New insn pattern.
7804 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
7805 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
7806 and gen_fyl2xxf3_i387().
7808 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
7810 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
7811 * cfgloopmanip.c (fix_loop_placement): Made static. Use
7812 get_loop_exit_edges. Changed return type to bool.
7813 * cfgloop.h (fix_loop_placement): Declaration removed.
7815 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
7817 * param.h (MIN_VECT_LOOP_BOUND): New.
7818 * params.def (MIN_VECT_LOOP_BOUND): New.
7819 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
7820 argument - minimum threshold for number of iterations.
7821 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
7822 argument to declaration.
7823 * tree-vect-analyze.c (vect_analyze_operations): Check value of
7824 MIN_VECT_LOOP_BOUND.
7825 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
7826 slpeel_tree_peel_loop_to_edge with additional argument.
7827 (vect_do_peeling_for_alignment): Likewise.
7828 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
7830 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
7833 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
7836 2007-01-14 Jan Hubicka <jh@suse.cz>
7838 * tree-dfa.c (remove_referenced_var): New function.
7839 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
7840 prune referenced vars list too.
7841 * tree-flow.h (remove_referenced_var): Declare.
7843 2007-01-14 Jan Hubicka <jh@suse.cz>
7845 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
7847 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
7848 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
7849 * except.h (verify_eh_throw_table_statements): Kill prototype.
7850 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
7851 into call exrepssions.
7852 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
7854 * tree-cfg.c: Include pointer-set.h.
7855 (verify_node_sharing): Work on pointer set.
7856 (verify_eh_throw_stmt_node): New.
7857 (verify_stmts): Use pointers sets, verify throw_stmt.
7859 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
7861 * ipa-reference.c (analyze_function): Consider also addresses taken
7864 2007-01-12 Roger Sayle <roger@eyesopen.com>
7866 * c-typeck.c (null_pointer_constant_p): Replace use of
7867 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7868 (build_c_cast): Likewise.
7870 2007-01-12 Roger Sayle <roger@eyesopen.com>
7872 * tree.h (force_fit_type_double): Remove unused final argument.
7873 * c-common.c (constant_expression_warning): Replace use of
7874 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7875 (convert_and_check): Likewise.
7876 (shorten_compare): Update call to force_fit_type_double.
7877 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
7878 * convert.c (convert_to_pointer): Update call to
7879 force_fit_type_double.
7880 * fold-const.c (force_fit_type_double): Remove overflowed_const
7882 (int_const_binop, fold_convert_const_int_from_int,
7883 fold_convert_const_int_from_real, fold_div_compare,
7884 fold_sign_changed_comparison, fold_unary, fold_negate_const,
7885 fold_abs_const, fold_not_const): Remove the final argument from
7886 calls to force_fit_type_double.
7888 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7890 * configure.ac: Set insn to "nop" for spu-*-* also.
7891 * configure: Regenerate.
7893 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
7895 * builtins.def : Add BUILT_IN_FREE.
7897 2007-01-12 Jan Hubicka <jh@suse.cz>
7899 PR tree-optimization/30443
7900 * tree-inline.c (tree_function_versioning): Do not optimize when
7901 cloning for inlining.
7903 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
7905 * doc/loop.texi: Document recording of loop exits.
7906 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
7907 (update_single_exits_after_duplication,
7908 update_single_exit_for_duplicated_loop,
7909 update_single_exit_for_duplicated_loops): Removed.
7910 (duplicate_loop_to_header_edge): Do not call
7911 update_single_exits_after_duplication and
7912 update_single_exit_for_duplicated_loops.
7913 (loop_version): Do not update single_exit information.
7914 (fix_loop_structure): Use record_loop_exits instead of
7915 mark_single_exit_loops.
7916 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
7917 the lists of loop exits.
7918 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
7919 split_edge, merge_blocks): Update the lists of loop exits.
7920 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
7921 loop_optimizer_init.
7922 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
7923 of mark_single_exit_loops.
7924 (loop_optimizer_finalize): Call release_recorded_exits.
7925 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
7926 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
7927 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
7928 update single exit information.
7929 * lambda-code.c (perfect_nestify): Ditto.
7930 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
7931 (mark_single_exit_loops): Removed.
7932 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
7933 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
7934 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
7936 (get_loop_exit_edges, single_exit): Use recorded exit lists.
7937 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
7938 (verify_loop_structure): Verify consistency of the exit lists.
7939 (flow_loops_find): Use alloc_loop. Initialize exits hash.
7940 (set_single_exit): Removed.
7941 * cfgloop.h (struct loop_exit): New function.
7942 (struct loop): single_exit_ field replaced by exits field.
7943 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
7944 (struct loops): Added exits hash.
7945 (mark_single_exit_loops, set_single_exit): Declaration removed.
7946 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
7948 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7950 * doc/invoke.texi: Avoid use of @headitem.
7952 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7954 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
7956 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7958 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
7961 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7962 Richard Sandiford <richard@codesourcery.com>
7964 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
7965 * config/m68k/m68k.opt: Resort options.
7966 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
7968 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7969 Richard Sandiford <richard@codesourcery.com>
7971 * doc/invoke.texi: Document the macros that are defined by
7972 m68k's -mtune and -mhard-float options.
7973 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
7974 (m68k_cpp_cpu_family): Likewise.
7975 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
7976 of __ucfv*__ macros. Define __mcffpu__ if generating code for
7977 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
7978 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
7979 (m68k_cpp_cpu_family): Likewise.
7981 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7983 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
7984 macros besides mc68000 as tuning macros. Use a switch statement
7985 to set them and mcpu32.
7987 2007-01-12 Julian Brown <julian@codesourcery.com>
7989 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
7990 (TARGET_68040_ONLY): Rename to...
7991 (TARGET_68040): ...this.
7992 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
7993 * config/m68k/m68k.md: Likewise.
7995 2007-01-12 Julian Brown <julian@codesourcery.com>
7996 Nathan Sidwell <nathan@codesourcery.com>
7997 Richard Sandiford <richard@codesourcery.com>
7999 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
8000 the -mcpu= argument associated with the --with-cpu setting.
8001 Define M68K_DEFAULT_TUNE to the default -mtune= option,
8002 if different from the one implied by the -mcpu setting.
8003 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
8004 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
8005 * doc/invoke.texi: Mention ColdFire in the introduction to the
8006 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
8007 -mno-div and -mhard-float options. Make -m68881 a synonym for
8008 -mhard-float. Document the previously-undocumented -m5206e,
8009 -m528x, -m5307 and -m5407 options. Tweak the existing option
8010 documentation for consistency.
8011 * doc/install.texi: Mention new --with-cpu arguments.
8012 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
8013 default CPU if neither -mcpu nor -march are specified.
8014 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
8015 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
8016 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
8017 using m68k_tune to decide between families that implement the
8018 same ISA. Use m68k_tune to set __mcfv4e__.
8019 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
8020 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
8021 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
8022 (FL_ISA_C, FL_ISA_MMU): New macros.
8023 (MASK_COLDFIRE): Delete.
8024 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
8025 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
8026 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
8027 (TARGET_HARD_FLOAT): Do not define here.
8028 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
8029 (TUNE_68000): New macro.
8030 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
8031 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
8032 (TUNE_CFV2): Redefine in terms of m68k_tune.
8033 (uarch_type, target_device, fpu_type): New enums.
8034 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
8035 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
8036 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
8037 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
8038 (FL_FOR_isa_c): New macros.
8039 (m68k_isa): New enum.
8040 (m68k_target_selection): New structure.
8041 (all_devices, all_isas, all_microarchs): New tables.
8042 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
8043 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
8044 (MASK_ALL_CPU_BITS): Delete.
8045 (m68k_find_selection): New function.
8046 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
8047 Map the legacy target options to a combination of the new ones.
8048 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
8049 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
8050 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
8052 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
8053 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
8055 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
8056 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
8057 * config/m68k/m68k-devices.def: New file.
8059 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8060 Nathan Sidwell <nathan@codesourcery.com>
8062 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
8063 (SUBTARGET_EXTRA_SPECS): New macros.
8064 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
8065 use %(asm_cpu_spec) instead.
8066 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
8067 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
8068 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
8069 (EXTRA_SPECS): Rename to...
8070 (SUBTARGET_EXTRA_SPECS): ...this.
8072 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8073 Richard Sandiford <richard@codesourcery.com>
8074 Julian Brown <julian@codesourcery.com>
8076 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8077 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
8078 to the configuration's default CPU.
8079 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
8080 Remove default masks.
8081 (m680[012]0-*-*): Set the default with_cpu to the first part of
8083 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
8084 (m68k*-*-linux): Extend the --with-cpu handling to...
8085 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
8086 and m68010. Don't set target_cpu_default2.
8087 * doc/install.texi: Document --with-cpu for m68k.
8088 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
8089 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
8090 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
8091 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
8092 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
8093 (ASM_SPEC): Remove use of %(asm_cpu_default).
8094 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
8095 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
8096 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
8097 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
8098 __HAVE_FPU__ if TARGET_HARD_FLOAT.
8099 (TARGET_DEFAULT): Delete.
8100 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
8101 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
8102 (CPP_CPU_SPEC): Delete.
8103 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
8104 the appropriate string.
8105 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
8106 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
8107 (ASM_SPEC): Don't use %(asm_default_spec).
8108 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
8109 TARGET_DEFAULT and add MASK_68881.
8110 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
8112 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8114 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
8115 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
8116 MASK_68010 alongside MASK_68020.
8117 * doc/invoke.texi: Document -m68010.
8118 * config/m68k/m68k.opt (m68010): New.
8119 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
8121 (TUNE_68010): New macro.
8122 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
8123 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
8124 (M68K_CPU_m68332): Add MASK_68010.
8125 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
8126 fallback definition.
8127 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
8129 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
8130 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
8131 to all entries that use MASK_68020.
8132 (output_move_simode_const, output_move_himode, output_move_qimode)
8133 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
8134 instead of TARGET_68020 to select clr behavior. Remove comment
8135 about there being no TARGET_68010.
8136 * config/m68k/m68k.md: Likewise throughout.
8138 2007-01-12 Julian Brown <julian@codesourcery.com>
8140 * config/m68k/m68k.h (TARGET_ISAB): New macro.
8141 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
8142 * config/m68k/m68k.md: Likewise.
8144 2007-01-12 Julian Brown <julian@codesourcery.com>
8146 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
8147 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
8149 2007-01-12 Julian Brown <julian@codesourcery.com>
8151 * config/m68k/m68k.h (TUNE_68040_60): New macro.
8152 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
8153 * config/m68k/m68k.md: Likewise.
8155 2007-01-12 Julian Brown <julian@codesourcery.com>
8156 Richard Sandiford <richard@codesourcery.com>
8158 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
8159 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
8160 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
8162 (TARGET_CPU32): Rename to...
8163 (TUNE_CPU32): ...this.
8164 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
8165 (TUNE_CFV2): New macros.
8166 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
8167 remove conditions that are implied by TARGET_68020.
8168 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
8169 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
8170 (m68k_output_function_epilogue): Likewise.
8171 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
8172 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
8173 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
8174 non-68000 timings. Refactor multiplication and division costs.
8175 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
8176 TUNE_CPU32 instead of TARGET_CPU32.
8177 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
8178 and TUNE_68060 instead of TARGET_68060.
8179 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
8180 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
8182 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
8183 && !TARGET_COLDFIRE" to choose between moveq and clr.
8184 Likewise in the unnamed movsf pattern.
8185 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
8186 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
8189 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8191 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
8192 of tabbing before backslashes.
8194 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8196 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
8197 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
8198 (ASM_OUTPUT_INTERNAL_LABEL): Define.
8200 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8202 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
8203 find_interesting_uses_cond.
8204 (find_interesting_uses_cond): Use extract_cond_operands.
8205 (rewrite_use_compare): Use extract_cond_operands and
8206 force_gimple_operand_bsi. Do not call update_stmt.
8207 (determine_use_iv_cost_condition): Use extract_cond_operands.
8208 Return cheaper of using original bound and changing the exit bound.
8210 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8212 PR tree-optimization/29516
8213 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
8214 most_expensive_mult_to_index, addr_to_parts,
8215 create_mem_ref, maybe_fold_tmr): Make the type of
8216 fields of TARGET_MEM_REF sizetype.
8217 (move_fixed_address_to_symbol, move_pointer_to_base):
8219 * tree.def (TARGET_MEM_REF): Add comment on types of
8222 2007-01-11 Joseph Myers <joseph@codesourcery.com>
8224 * c-common.c (vector_types_convertible_p): Treat opaque types as
8225 always convertible if they have the same size, but not otherwise.
8227 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
8229 * ifcvt.c (struct noce_if_info): Add comments to the fields.
8230 Remove the b_unconditional field.
8231 (noce_try_sign_mask): Do not look at b_unconditional.
8232 (noce_process_if_block): Do not use merge_if_blocks. Update
8233 the CFG here. Do not set b_unconditional.
8234 (cond_move_process_if_block): Likewise.
8235 (find_cond_trap): Likewise.
8236 (check_cond_move_block): Require simple jump insns at the end
8239 2007-01-11 Jan Hubicka <jh@suse.cz>
8241 PR tree-optimization/1046
8242 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
8243 when alias info is not ready.
8244 (pass_tail_recursion): Do not require aliasing.
8245 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
8246 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
8247 * tree-ssa-copy.c (pass_copy_prop): Likewise.
8248 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
8249 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
8250 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
8251 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
8253 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
8254 When aliasing is not build, mark statement as volatile.
8256 2007-01-11 Tom Tromey <tromey@redhat.com>
8258 PR preprocessor/15185, PR preprocessor/20989:
8259 * doc/cppopts.texi <-MT>: Update description of algorithm for
8260 computing default target.
8261 <-M, -MD>: Reword "basename" text.
8263 2007-01-11 Roger Sayle <roger@eyesopen.com>
8265 * builtins.c (expand_builtin_pow, expand_builtin_powi,
8266 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
8267 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8268 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
8269 fold_builtin_bswap, real_constp, fold_builtin_pow,
8270 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
8271 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
8272 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8273 * convert.c (convert_to_pointer): Likewise.
8274 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
8275 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
8276 const_binop, fold_convert_const_int_from_int,
8277 fold_convert_const_int_from_real,
8278 fold_convert_const_real_from_real, sign_bit_p,
8279 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
8280 fold_sign_changed_comparison, fold_unary, fold_comparison,
8281 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
8282 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
8283 * print-tree.c (print_node_brief, print_node): Likewise.
8284 * stor-layout.c (place_field, layout_type): Likewise.
8285 * tree-chrec.c (keep_cast): Likewise.
8286 * tree.c (build_vector, build_real, build_real_from_int_cst,
8287 build_complex): Likewise.
8289 2007-01-11 Roger Sayle <roger@eyesopen.com>
8291 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
8292 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
8294 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
8296 * configure.ac (strict1_warn): Rename to strict_warn.
8297 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
8298 cc_set_by_configure, quoted_cc_set_by_configure,
8299 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
8300 all_boot_languages, all_stagestuff): Remove.
8301 (target_list): Remove bootstrap targets.
8302 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
8303 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
8304 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
8305 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
8306 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
8307 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
8308 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
8309 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
8310 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
8311 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
8312 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
8313 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
8314 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
8315 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
8316 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
8317 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
8318 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
8319 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
8320 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
8321 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
8322 (mostlyclean): Adjust.
8323 (clean, distclean): Don't mention bootstrap stuff.
8324 * configure: Regenerate.
8325 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
8326 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
8327 treelang/config-lang.in (stagestuff): Remove.
8328 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
8329 stageprofile, stagefeedback, stagestuff): Remove mention.
8331 2007-01-11 Nick Clifton <nickc@redhat.com>
8333 * config/mcore/predicates.md (mcore_general_movesrc_operand):
8335 (mcore_general_movdst_operand): Do not accept CONST_INTs.
8336 (mcore_arith_K_S_operand): Run the test for the S constraint not
8337 the test for the M constraint.
8338 (mcore_addsub_operand): Do not accept integer values that are
8339 larger than 32 bits.
8340 * config/mcore/mcore.md: Remove unused constraints from split.
8341 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
8343 (allocate_stack): Likewise.
8344 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
8345 operands to 32 bits.
8346 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
8348 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
8349 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
8350 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
8351 mcore_output_bclri, mcore_output_andn, output_inline_const,
8352 mcore_output_move, mcore_output_movedouble): Likewise.
8353 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
8354 (output_inline_const): Likewise.
8355 (output_inline_const): Fix format strings used in sprintf
8357 * config/mcore/mcore-protos.h: Update prototypes for changed
8358 functions in mcore.c.
8359 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
8360 HOST_WIDE_INT and not int.
8361 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
8362 CONST_OK_FOR_N): Likewise.
8363 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
8364 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
8367 2007-01-10 Jan Hubicka <jh@suse.cz>
8369 * tree-vrp.c (remove_range_assertions): Release defs.
8370 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
8371 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
8373 2007-01-10 Paul Brook <paul@codesourcery.com>
8375 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
8376 * config/arm/arm.md (mulsi3subsi): New insn.
8378 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
8380 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
8381 (tree_transform_and_unroll_loop): New.
8382 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
8385 2007-01-10 Robert Kennedy <jimbob@google.com>
8387 * fold-const.c (fold_comparison): Fold comparisons like (x *
8388 1000 < 0) to (x < 0).
8390 2007-01-10 Ian Lance Taylor <iant@google.com>
8392 * tree-pretty-print.c (dump_generic_node): Print parentheses when
8393 operands have the same priority.
8395 2007-01-10 Tom Tromey <tromey@redhat.com>
8397 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
8398 (fold_binary): Likewise.
8399 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
8400 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
8401 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
8402 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
8403 * langhooks.h (struct lang_hooks): Removed field
8404 'can_use_bit_fields_p'.
8406 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
8408 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
8410 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
8412 * function.c (get_last_funcdef_no): New function.
8413 * function.h (get_last_funcdef_no): Declare.
8414 * tree-inline.c (initialize_cfun): Add initialization.
8415 (tree_function_versioning): Cleanup.
8417 2007-01-10 Jan Hubicka <jh@suse.cz>
8419 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
8422 2007-01-10 Sa Liu <saliu@de.ibm.com>
8423 Ben Elliston <bje@au.ibm.com>
8425 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
8426 for SAVE_NONLOCAL and Pmode for any other save level.
8427 * spu-protos.h (spu_restore_stack_block): Declare.
8428 * spu.md (save_stack_block): Remove.
8429 (restore_stack_block): Call spu_restore_stack_block.
8430 * spu.c (spu_restore_stack_block): New function.
8431 (spu_expand_epilogue): Remove old comment.
8433 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
8435 PR tree-optimization/30322
8436 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
8437 (cand_value_at): Return the value as aff_tree.
8438 (may_eliminate_iv): Convert the bound from aff_tree to tree.
8439 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
8440 aff_combination_mult): New functions.
8441 (aff_combination_add): Use aff_combination_add_cst.
8442 (aff_combination_convert): Allow conversions to a wider type.
8443 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
8444 * tree-affine.h (aff_combination_mult): Declare.
8446 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
8448 * doc/tm.texi: Update documentation to reflect reality of exec
8449 and start file search behaviours. Update copyright year.
8450 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
8451 header file directories.
8453 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
8455 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
8456 (*cosxf2): Rename to cosxf2_i387.
8457 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
8458 using X87MODEF12 mode macro. Rename patterns to
8459 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
8461 (*cosdf2, *cossf2): Ditto.
8462 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
8463 to match extended input operands.
8464 (sincos<mode>3): New expander.
8465 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
8466 insn patterns and corresponding splitters.
8468 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
8470 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
8471 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
8473 2007-01-09 Nicolas Pitre <nico@cam.org>
8476 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
8478 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8480 * target.h (struct gcc_target): New field library_rtti_comdat.
8481 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
8482 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
8483 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
8484 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
8486 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8488 * doc/invoke.texi (Optimize Options): Correct description of -O0.
8490 2007-01-08 Richard Guenther <rguenther@suse.de>
8492 * tree.h (force_fit_type_double): Export.
8493 (force_fit_type): Remove.
8494 * fold-const.c (force_fit_type_double): New function.
8495 (force_fit_type): Remove.
8496 (int_const_binop): Use it.
8497 (fold_convert_const_int_from_int): Likewise.
8498 (fold_convert_const_int_from_real): Likewise.
8499 (fold_div_compare): Likewise.
8500 (fold_sign_changed_comparison): Likewise.
8501 (fold_unary): Likewise.
8502 (fold_negate_const): Likewise.
8503 (fold_abs_const): Likewise.
8504 (fold_not_const): Likewise.
8505 * c-common.c (shorten_compare): Use force_fit_type_double.
8506 * convert.c (convert_to_pointer): Likewise.
8508 2007-01-08 Richard Guenther <rguenther@suse.de>
8510 * tree.h (build_int_cst_wide_type): Export.
8511 * tree.c (build_int_cst_wide_type): New function.
8512 (build_int_cst_wide): Fix comment.
8513 * builtins.c (fold_builtin_object_size): Use build_int_cst
8514 to build -1 or 0 of the correct type. Use fit_double_type
8515 to check for overflow.
8516 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
8518 (decode_field_reference): Likewise.
8519 (all_ones_mask_p): Likewise.
8520 (native_interpret_int): Use build_int_cst_wide_type.
8521 (fold_binary): Use build_int_cst_type to build an all-ones
8523 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
8525 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
8527 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
8529 2007-01-09 Ben Elliston <bje@au.ibm.com>
8531 * genautomata.c (STATS_OPTION): New option.
8532 (stats_flag): New flag.
8533 (gen_automata_option): Handle it.
8534 (initiate_automaton_gen): Ditto.
8535 (write_automata): Output statistics only if stats_flag is
8536 set. Likewise, output time statistics only if time_flag is set.
8537 * doc/md.texi (Processor pipeline description): Document new flag.
8539 2007-01-08 Richard Guenther <rguenther@suse.de>
8541 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
8542 * tree.c (build_int_cst_type): Likewise.
8543 (size_in_bytes): Don't call force_fit_type on the result.
8544 (int_fits_type_p): Use fit_double_type.
8545 * fold-const.c (fit_double_type): New function.
8546 (force_fit_type): Use it.
8547 * tree.h (fit_double_type): Export.
8549 2007-01-08 Jan Hubicka <jh@suse.cz>
8551 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
8552 * ipa.c (function_and_variable_visibility): Fix return type.
8554 2007-01-08 Richard Guenther <rguenther@suse.de>
8556 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
8557 of offset to build the index.
8558 * tree-pretty-print.c (dump_generic_node): Don't build negated
8559 const just for printing.
8560 * c-pretty-print.c (pp_c_integer_constant): Likewise.
8561 * builtins.c (fold_builtin_int_roundingfn): Check if result
8562 fits the type by using force_fit_type and comparing the result.
8563 * predict.c (predict_loops): Use compare_tree_int for comparison.
8564 * tree.c (build_int_cst): Fall back to integer_type_node for
8566 (build_int_cst_wide): Assert type is non-null.
8568 2007-01-08 Roberto Costa <roberto.costa@st.com>
8570 * tree-vrp.c (extract_range_from_cond_expr): New.
8571 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
8572 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
8574 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
8575 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
8576 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
8577 used as expressions.
8578 * tree-object-size.c (cond_expr_object_size): New.
8579 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
8581 2007-01-08 Jan Hubicka <jh@suse.cz>
8583 * tree-ssa-forwprop.c (forward_propagate_into_cond,
8584 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
8587 2007-01-08 Richard Guenther <rguenther@suse.de>
8589 PR tree-optimization/23603
8590 * tree-vrp.c (set_value_range_to_truthvalue): New function.
8591 (extract_range_from_binary): Fall back to truthvalue instead of
8592 varying for TRUTH_*_EXPR.
8593 (extract_range_from_comparison): Fall back to truthvalue instead of
8595 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
8596 if all visited PHI values were constant.
8598 2007-01-08 Jan Hubicka <jh@suse.cz>
8600 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
8601 (cgraph_analyze_function): break out from ...
8602 (cgraph_finalize_compilation_unit): ... here.
8603 (cgraph_expand_function): Remove forgoten commented out line.
8604 (cgraph_optimize): Analyze functions.
8606 2007-01-08 Jan Hubicka <jh@suse.cz>
8608 * tree-pas.h (TODO_remove_function): New flag.
8609 (TODO_update*): Renumber.
8610 (pass_ipa_increase_alignment,
8611 pass_ipa_function_and_variable_visibility): New passes.
8612 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
8613 (cgraph_function_and_variable_visibility): Move to ipa.c
8614 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
8615 cgraph_increase_alignment.
8616 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
8617 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
8618 calling tree-inline.
8619 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
8620 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
8621 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
8622 (gate_increase_alignment): New function.
8623 (pass_ipa_increase_alignment): New pass.
8624 * ipa.c: Inline tree-pass.h and timevar.h
8625 (function_and_variable_visibility): Move here from cgraphunit.c
8626 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
8627 * passes.c (init_optimization_passes): Add the two new passes.
8628 (execute_todo): Handle cgraph_remove_functions.
8630 2007-01-08 Nick Clifton <nickc@redhat.com>
8632 * config/frv/predicates.md (reg_or_0_operand): Accept
8635 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
8637 * config/bfin/rtems.h, config/bfin/t-rtems: New.
8638 * config.gcc: Add bfin*-rtems*.
8640 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8642 * c.opt: Add -flax-vector-conversions.
8643 * c-typeck.c (convert_for_assignment): Pass flag to
8644 vector_types_convertible_p to allow emission of note.
8645 (digest_init): Likewise.
8646 * c-opts.c: Handle -flax-vector-conversions.
8647 * c-common.c (flag_lax_vector_conversions): New.
8648 (vector_types_convertible_p): Unless -flax-vector conversions
8649 has been passed, disallow conversions between vectors with
8650 differing numbers of subparts and/or element types. If such
8651 a conversion is disallowed, possibly emit a note on the first
8652 occasion only to inform the user of -flax-vector-conversions.
8653 The new last argument specifies this.
8654 * c-common.h (flag_lax_vector_conversions): New.
8655 (vector_types_convertible_p): Add extra argument.
8656 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
8657 char_type_node for V*QI type vectors.
8658 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
8659 Update to satisfy new typechecking rules.
8660 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
8662 * doc/invoke.texi (C Dialect Options): Document
8663 -flax-vector-conversions.
8665 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8667 PR tree-optimization/29877
8668 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
8669 a register variable on the RHS to not be replaceable.
8671 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
8672 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
8673 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
8674 const_simm15, const_pow2, const_npow2): Added.
8675 * config/score/misc.md (insv, extv, extzv, movmemsi,
8676 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
8677 * config/score/score.c (score_address_cost, score_select_cc_mode):
8679 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
8680 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
8681 Update score_print_operand.
8682 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
8683 Adjust register allocate order and update some macro define.
8684 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
8685 mdx_block_move_straight, mdx_block_move_loop_head,
8686 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
8687 mdx_block_move): Added.
8688 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
8689 mdp_limm): Updated and fix some bug and typo.
8690 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
8691 (movsf, movdf, doloop_end): Added.
8693 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
8695 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
8696 config/arm/thumb2.md: Fix comment typos.
8697 * doc/extend.texi: Fix a typo.
8699 2007-01-07 Eric Christopher <echristo@apple.com>
8701 * configure.ac: Check for __stack_chk_fail for darwin.
8702 * configure: Regenerate.
8704 2007-01-07 Richard Guenther <rguenther@suse.de>
8706 * tree-vrp.c (extract_range_from_assert): CSE calls to
8707 compare_values where possible.
8708 (extract_range_from_unary_expr): Likewise.
8710 2007-01-07 Anatoly Sokolov <aesok@post.ru>
8712 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
8713 * config/avr/avr.c (call_insn_operand): Delete function.
8714 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
8715 instead of register number. Use predicates.
8716 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
8717 call_insn_operand): Add.
8719 2007-01-06 Jan Hubicka <jh@suse.cz>
8721 * tree-pass.h (pass_build_cgraph_edges): Declare.
8722 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
8723 (visited_nodes): Remove.
8724 (cgraph_create_edges): Move to cgraphbuild.c; rename to
8725 build_cgrpah_edges; make visited_nodes local.
8726 (cgraph_process_new_functions): DO not call initialize_inline_failed.
8727 (record_references_in_initializer): Move to cgraphbuild.c
8728 (initialize_inline_failed, rebuild_cgraph_edges,
8729 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
8730 (verify_cgraph_node): Make visited_nodes local.
8731 (cgraph_analyze_function): Do not call cgraph_create_edges and
8732 initialize_inline_failed.
8733 (cgraph_expand_function): Do not call cgraph_lower_function;
8734 assert that function is already lowered.
8735 * Makefile.in (cgraphbuild.o): New.
8736 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
8737 at the end of lowering passes.
8739 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
8741 * ifcvt.c (cond_move_convert_if_block): New function, code
8742 factored out from...
8743 (cond_move_process_if_block): ...here. Call the new function
8744 on the THEN and ELSE blocks.
8745 (merge_if_block): Do not copy global_live_at_end, merge_blocks
8746 already takes care of this.
8748 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8751 * tree.h (TREE_OVERFLOW_P): New.
8752 * c-typeck.c (parser_build_unary_op): Warn only if result
8753 overflowed and operands did not.
8754 (parser_build_binary_op): Likewise.
8755 (convert_for_assignment): Remove redundant overflow_warning.
8756 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
8758 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8760 * c-typeck.c (store_init_value): Split over two lines to follow
8761 the GNU coding style.
8763 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
8765 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
8766 __GXX_EXPERIMENTAL_CXX0X__.
8767 * doc/cpp.texi: Same.
8769 2007-01-05 Richard Guenther <rguenther@suse.de>
8772 * tree.c (get_narrower): Do not construct COMPONENT_REFs
8773 with mismatched types. Instead explicitly build a
8774 conversion NOP_EXPR.
8776 2007-01-05 Ian Lance Taylor <iant@google.com>
8778 * c-common.c (decl_with_nonnull_addr_p): New function.
8779 (c_common_truthvalue_conversion): Call it.
8780 * c-typeck.c (build_binary_op): Likewise.
8781 * c-common.h (decl_with_nonnull_addr_p): Declare.
8783 2007-01-05 Jakub Jelinek <jakub@redhat.com>
8786 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
8789 2007-01-05 Joel Brobecker <brobecker@adacore.com>
8791 * doc/install.texi (Final install): Document the fact that
8792 the GNAT runtime should not be stripped.
8794 2007-01-04 Jan Hubicka <jh@suse.cz>
8796 * tree-inline.c (fold_marked_statements): Update operand caches
8797 and EH after folding
8799 2007-01-04 Ian Lance Taylor <iant@google.com>
8801 * c-common.c (check_function_nonnull): Whitespace fix.
8803 2007-01-04 Jan Hubicka <jh@suse.cz>
8805 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
8806 comitted older version of patch.
8807 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
8808 function, celanup cfg and collect garbage.
8810 2007-01-04 Mike Stump <mrs@apple.com>
8812 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
8815 2007-01-04 Eric Christopher <echristo@apple.com>
8817 * libgcc2.c (__bswapsi2): Use SItype.
8818 (__bswapdi2): Use DItype.
8819 * libgcc2.h: Update for above.
8821 2007-01-04 Paul Brook <paul@codesourcery.com>
8823 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
8824 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
8825 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
8826 umulsidi3, umulsidi3adddi, smulsi3_highpart,
8827 umulsi3_highpart): Make conditional on !arm_arch6.
8828 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
8829 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
8830 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
8831 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
8832 umulsi3_highpart_v6): New insns.
8834 2007-01-04 Roger Sayle <roger@eyesopen.com>
8836 * fold-const.c (fold_convert): When casting an expression to void,
8837 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
8838 have a type. Instead of attempting to build a NOP_EXPR, return
8839 these "special" trees directly.
8841 2007-01-04 Joseph Myers <joseph@codesourcery.com>
8843 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
8844 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
8845 rs6000_cost->fp not 0 as adjustment for outer NEG.
8847 2007-01-04 Jan Hubicka <jh@suse.cz>
8849 * cgraph.c (cgraph_release_function_body): New function.
8850 (cgraph_remove_node): Use it.
8851 * cgraph.h (cgraph_release_function_body): Declare.
8852 * cgraphunit.c (cgraph_expand_function): Use it.
8853 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
8854 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
8855 is initialized and while compilation of other function is running.
8856 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
8857 statement CFG annotations from here to ...
8858 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
8860 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
8862 * cfgloop.h (enum li_flags): Make the constants powers of two.
8864 2007-01-04 Jan Hubicka <jh@suse.cz>
8866 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
8868 (fold_marked_statements): New function.
8869 (optimize_inline_calls, tree_function_versioning): Fold new statements.
8870 * tree-inline.h (copy_body_data): Add statements_to_fold.
8872 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
8874 * config.gcc: Mention libgcc/config.host.
8875 * Makefile.in: Update comments mentioning libgcc.
8876 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
8877 (all.cross, start.encap, rest.encap, rest.cross): Update
8878 dependencies for libgcc move.
8879 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
8880 (clean-target, clean-target-libgcc): Delete.
8881 (srcdirify, GCC_EXTRA_PARTS): New macros.
8882 (libgcc-support, libgcc.mvars): New rules.
8883 (distclean): Remove mention of mklibgcc.
8884 (install): Don't reference INSTALL_LIBGCC.
8885 (install-common): Don't reference EXTRA_PARTS.
8886 (install-libgcc, install-multilib): Delete rules.
8887 * mklibgcc.in: Delete file.
8888 * doc/configfiles.texi: Don't mention mklibgcc.
8890 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
8891 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
8892 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
8893 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
8894 (mklibgcc, ldblspecs): Likewise.
8896 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
8897 (posixpre.def): Use $(T).
8898 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
8899 (SHLIB_SRC, SHLIB_INSTALL): Delete.
8900 (SHLIB_LINK): Make dummy.
8901 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
8903 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
8905 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
8906 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
8907 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
8908 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
8910 * configure.ac (all_outputs): Remove mklibgcc.
8911 * configure: Regenerated.
8913 2007-01-03 Josh Conner <jconner@apple.com>
8916 * calls.c (compute_argument_addresses): Set stack and stack_slot
8917 for partial args, too.
8918 (store_one_arg): Use locate.size.constant for the size when
8919 generating a save_area.
8921 2007-01-03 Robert Kennedy <jimbob@google.com>
8923 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
8924 whose definitions are deleted due to basic block merging.
8926 2007-01-03 Paul Brook <paul@codesourcery.com>
8929 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
8931 (use_return_insn): Return 0 for Thumb interrupt functions.
8932 (print_multi_reg): Add rfe argument for IRQ returns.
8933 (arm_output_epilogue): Pop interrupt return address directly into PC.
8934 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
8936 2007-01-03 Paul Brook <paul@codesourcery.com>
8938 Merge from sourcerygxx-4_1.
8939 * config/arm/thumb2.md: New file.
8940 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
8942 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
8943 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8944 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
8945 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
8947 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8948 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
8950 * config/arm/ieee754-sf.S: Ditto.
8951 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
8952 (thumb1_base_register_rtx_p): ... to this.
8953 (thumb_index_register_rtx_p): Rename...
8954 (thumb1_index_register_rtx_p): ... to this.
8955 (thumb_output_function_prologue): Rename...
8956 (thumb1_output_function_prologue): ... to this.
8957 (thumb_legitimate_address_p): Rename...
8958 (thumb1_legitimate_address_p): ... to this.
8959 (thumb_rtx_costs): Rename...
8960 (thumb1_rtx_costs): ... to this.
8961 (thumb_compute_save_reg_mask): Rename...
8962 (thumb1_compute_save_reg_mask): ... to this.
8963 (thumb_final_prescan_insn): Rename...
8964 (thumb1_final_prescan_insn): ... to this.
8965 (thumb_expand_epilogue): Rename...
8966 (thumb1_expand_epilogue): ... to this.
8967 (arm_unwind_emit_stm): Rename...
8968 (arm_unwind_emit_sequence): ... to this.
8969 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
8970 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
8971 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
8972 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
8973 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
8974 thumb2_output_casesi): New functions.
8975 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
8976 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
8977 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
8978 THUMB2_WORK_REGS): Define.
8979 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
8980 arm_condexec_mask, arm_condexec_masklen)): New variables.
8981 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
8982 (arm_override_options): Check new CPU capabilities.
8983 Set new architecture flag variables.
8984 (arm_isr_value): Handle v7m interrupt functions.
8985 (user_return_insn): Return 0 for v7m interrupt functions. Handle
8987 (const_ok_for_arm): Handle Thumb-2 constants.
8988 (arm_gen_constant): Ditto. Use movw when available.
8989 (arm_function_ok_for_sibcall): Return false for v7m interrupt
8991 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
8992 (thumb_find_work_register, arm_load_pic_register,
8993 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
8994 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
8995 print_multi_reg, output_mov_long_double_fpa_from_arm,
8996 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
8997 output_mov_double_fpa_from_arm, output_move_double,
8998 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
8999 output_return_instruction, arm_output_function_prologue,
9000 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
9001 arm_output_mi_thunk, thumb_set_return_address): Ditto.
9002 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
9003 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
9004 (arithmetic_instr, shift_op): Use arm_shift_nmem.
9005 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
9007 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
9008 (thumb_expand_prologue): Use thumb_set_frame_pointer.
9009 (arm_file_start): Output directive for unified syntax.
9010 (arm_unwind_emit_set): Handle stack alignment instruction.
9011 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
9012 Add v6t2, v7, v7a, v7r and v7m.
9013 (RETLDM): Add Thumb-2 code.
9014 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
9015 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
9016 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
9017 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
9018 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
9019 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
9020 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
9021 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
9022 ADJUST_INSN_LENGTH): Define.
9023 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
9024 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
9025 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
9026 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
9027 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
9028 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
9029 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
9030 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
9031 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
9032 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
9033 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
9034 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
9035 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
9036 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
9037 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
9038 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
9039 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
9041 * config/arm/arm-tune.md: Regenerate.
9042 * config/arm/arm-protos.h: Update prototypes.
9043 * config/arm/vfp.md: Enable patterns for Thumb-2.
9044 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
9045 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
9046 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
9047 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
9048 * config/arm/libunwind.S: Add Thumb-2 code.
9049 * config/arm/constraints.md: Update include Thumb-2.
9050 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
9051 * config/arm/ieee754-df.S: Ditto.
9052 * config/arm/bpabi.S: Ditto.
9053 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
9054 * config/arm/predicates.md (low_register_operand,
9055 low_reg_or_int_operand, thumb_16bit_operator): New.
9056 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
9057 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
9058 * config/arm/t-arm-elf: Add armv7 multilib.
9059 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
9061 (UNSPEC_STACK_ALIGN, ce_count): New.
9062 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
9063 arm_zero_extendsidi2, arm_zero_extendqidi2): New
9065 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
9066 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
9067 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
9068 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
9069 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
9070 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
9072 * doc/extend.texi: Document ARMv7-M interrupt functions.
9073 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
9075 2007-01-03 Jakub Jelinek <jakub@redhat.com>
9077 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
9078 (struct _Unwind_Context): Rename args_size to flags, remove
9079 signal_frame field, add a new args_size field and version field.
9080 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
9081 _Unwind_IsExtendedContext): New inline functions.
9082 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
9083 Assume by_value array is only present if _Unwind_IsExtendedContext.
9084 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
9085 _Unwind_IsSignalFrame.
9086 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
9087 (uw_update_context_1): Use _Unwind_SetSignalFrame.
9088 (uw_init_context_1): Initialize context->flags to
9089 EXTENDED_CONTEXT_BIT.
9090 * config/rs6000/linux-unwind.h (frob_update_context): Use
9091 _Unwind_SetSignalFrame.
9093 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9096 * gimplify.c (gimplify_modify_expr_complex_part): Move below
9097 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
9100 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
9102 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
9103 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
9104 RET, AT_SP): Remove.
9105 * config/i386/i386.md (*sse_prologue_save_insn): Use return
9108 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9109 * cfgbuild.c (find_basic_blocks): Likewise.
9110 * cfgrtl.c (rtl_create_basic_block): Likewise.
9111 * function.c (temp_slots_at_level): Likewise.
9112 * reg-stack.c (stack_regs_mentioned): Likewise.
9113 * regclass.c (allocate_reg_info): Likewise.
9114 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9115 set_bb_for_stmt, move_block_to_fn): Likewise.
9116 * tree-complex.c (tree_lower_complex): Likewise.
9117 * vec.h (VEC_safe_grow_cleared): New.
9119 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
9121 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
9123 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
9124 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
9126 * cfgloopmanip.c (scale_loop_frequencies): Export.
9127 (loopify): Scale the frequencies by prescribed coefficients.
9128 (set_zero_probability): New function.
9129 (duplicate_loop_to_header_edge): Improve updating of frequencies.
9130 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
9131 and frequencies according to arguments.
9132 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
9134 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
9135 * modulo-sched.c (sms_schedule): Set probabilities for entering
9136 versioned loop correctly.
9137 * tree-vect-transform.c (vect_transform_loop): Ditto.
9138 * cfgloop.h (loopify, loop_version): Declaration changed.
9139 (scale_loop_frequencies): Declared.
9141 2007-01-02 Jan Hubicka <jh@suse.cz>
9143 * cgraph.c: Include tree-flow.h
9144 (cgraph_add_new-function): Handle IPA_SSA mode; execute
9146 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
9147 * tree-pass.h (pass_all_early_optimizations): Declare.
9148 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
9150 (cgraph_analyze_function): Do early_local_passes.
9151 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9152 Do not add referenced vars.
9153 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
9155 (gate_all_early_local_passes): New gate.
9156 (pass_early_local_passes): Use new gate.
9157 (execute_early_local_optimizations): New functions.
9158 (gate_all_early_optimizations): New gate.
9159 (pass_all_early_optimizations): New pass.
9160 (execute_free_datastructures): Free SSA only when initialized.
9161 (gate_init_datastructures): Init only when optimizing.
9162 (tree_lowering_passes): Do early local passes when called late.
9163 * tree-profile.c (do_tree_profiling): Don't profile functions added
9165 (do_early_tree_profiling, pass_early_tree_profile): Kill.
9166 * tree-cfg.c (update_modified_stmts): Do not update when operands are
9168 * passes.c (init_optimizations_passes): Reorder so we go into SSA
9169 during early_local_passes.
9170 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
9173 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9175 * Makefile.in: Update copyright year.
9177 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9179 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
9180 in $(lang_checks) and check-consistency targets.
9182 2007-01-02 Jan Hubicka <jh@suse.cz>
9184 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9185 Do not add referenced vars.
9186 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
9188 * passes.c (init_optimization_passes): Put mudflap_2 after
9189 free_datastructures.
9191 2007-01-02 Jan Hubicka <jh@suse.cz>
9193 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
9194 Set NOTHROW flag on call statements proved to be nothrow.
9195 Update statement of local calls so new pure/const functions are
9196 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
9198 (tree_rest_of_compilation): Register hooks and initialize bitmap
9199 early. Do not set after_inlining flag.
9201 2007-01-02 Steve Ellcey <sje@cup.hp.com>
9203 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
9204 HOST_BITS_PER_LONGLONG
9206 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9209 * c-typeck.c (store_init_value): Don't emit pedantic overflow
9210 warning for non-static initializers.
9212 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
9214 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
9215 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
9216 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
9217 Always use set_unique_reg_note to add REG_EQUAL notes.
9219 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9222 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9224 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9225 * cfgbuild.c (find_basic_blocks): Likewise.
9226 * cfgrtl.c (rtl_create_basic_block): Likewise.
9227 * function.c (temp_slots_at_level): Likewise.
9228 * reg-stack.c (stack_regs_mentioned): Likewise.
9229 * regclass.c (allocate_reg_info): Likewise.
9230 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9231 set_bb_for_stmt, move_block_to_fn): Likewise.
9232 * tree-complex.c (tree_lower_complex): Likewise.
9233 * vec.h (VEC_safe_grow_cleared): New.
9235 2007-01-02 Ian Lance Taylor <iant@google.com>
9237 * c-common.c (c_common_truthvalue_conversion): When warning about
9238 using an assignment as a truth value, set TREE_NO_WARNING.
9240 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9243 * c.opt (Wold-style-declaration): New.
9244 * doc/invoke.texi (C-only Warning Options): New.
9245 (Wold-style-declaration): Document it.
9246 (Wextra): Enabled by -Wextra.
9247 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9248 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
9249 -Wold-style-declaration.
9251 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9253 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9254 * cfgbuild.c (find_basic_blocks): Likewise.
9255 * cfgrtl.c (rtl_create_basic_block): Likewise.
9256 * function.c (temp_slots_at_level): Likewise.
9257 * reg-stack.c (stack_regs_mentioned): Likewise.
9258 * regclass.c (allocate_reg_info): Likewise.
9259 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9260 set_bb_for_stmt, move_block_to_fn): Likewise.
9261 * tree-complex.c (tree_lower_complex): Likewise.
9262 * vec.h (VEC_safe_grow_cleared): New.
9264 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
9266 * c-common.c (c_common_nodes_and_builtins): Since variants of
9267 void_type_node get built before it is given a name, we need to
9268 give those variants the name, too.
9269 (complete_array_type): We need to work with the canonical main
9270 type of the array, from which we will build the qualified version.
9271 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
9272 * print-tree.c (print_node): Display canonical type information
9274 * stor-layout.c (layout_type): When we don't know the
9275 alignment of a type for which we're building an array, we end up
9276 guessing wrong, so make the type require structural equality.
9277 * tree.c (make_node_stat): When we build a new type, it is its
9279 (build_type_attribute_qual_variant): When building an attribute
9280 variant, its canonical type is the non-attribute variant. However,
9281 if the attributes are target-dependent and they differ, we need to
9282 use structural equality checks for this type.
9283 (build_qualified_type): A qualified type is not equivalent to its
9284 unqualified variant; set the canonical type appropriately.
9285 (build_distinct_type_copy): When building a distinct type from
9286 another type, the new type is its own canonical type.
9287 (build_variant_type_copy): When building a new type variant, we
9288 assume that it is equivalent to the original type.
9289 (build_pointer_type_for_mode): When building a pointer type, also
9290 build a canonical type pointer.
9291 (build_reference_type_for_mode): When building a reference type,
9292 also build a canonical type reference.
9293 (build_index_type): When we can't hash an index type (e.g.,
9294 because its maximum value is negative), the index type requires
9295 structural equality tests.
9296 (build_array_type): Build the canonical form of an array type.
9297 (build_function_type): Function types require structural equality,
9298 because they contain default arguments, attributes, etc.
9299 (build_method_type_directly): Ditto for method types.
9300 (build_offset_type): Build the canonical offset type.
9301 (build_complex_type): Build the canonical vector type.
9302 (make_vector_type): Build the canonical vector type.
9303 * tree.h (TYPE_CANONICAL): New.
9304 (TYPE_STRUCTURAL_EQUALITY_P): New.
9305 (SET_TYPE_STRUCTURAL_EQUALITY): New.
9306 (struct tree_type): Added "canonical" field.
9307 * params.h (VERIFY_CANONICAL_TYPES): New.
9308 * doc/c-tree.texi (TYPE_CANONICAL): Document.
9309 (TYPE_STRUCTURAL_EQUALITY_P): Document.
9310 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
9311 * doc/invoke.texi (verify-canonical-types): Document --param
9312 parameter for verifying canonical types.
9314 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9316 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
9317 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
9318 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
9319 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
9321 * config/rs6000/e500.h: New.
9322 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
9323 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
9325 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
9326 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
9327 TARGET_E500_DOUBLE): Remove.
9328 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
9329 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
9330 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
9331 * config/rs6000/rs6000.c (rs6000_override_options): Use
9334 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9336 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
9337 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
9338 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
9339 rs6000_emit_cmove): Don't check TARGET_E500.
9340 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
9341 sordered): Don't check TARGET_E500.
9343 2007-01-01 Eric Christopher <echristo@apple.com>
9345 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
9346 HARD_REGISTER_NUM_P.
9348 2007-01-01 Roger Sayle <roger@eyesopen.com>
9350 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
9351 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
9352 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
9355 2007-01-01 Mike Stump <mrs@apple.com>
9357 * configure.ac: Remove support for building with Apple's gcc-3.1.
9359 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9362 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
9363 REG is a hard register. Do not modify REG before calling
9365 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
9366 multiple of the size of YMODE for certain lowpart cases.
9368 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9371 * gimplify (voidify_wrapper_expr): Update for
9374 2007-01-01 Andreas Schwab <schwab@suse.de>
9377 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
9378 save of BR0 in extra_spill_size instead of spill_size.
9379 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
9381 (ia64_expand_epilogue): Restore BR0 from its new location.
9383 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9385 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
9386 Use a temporary variable if the left hand side is not a gimple
9389 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9391 * gimplify.c (gimplify_return_expr): Make the temporary variable
9392 for the return expression, a gimple register variable.
9394 2007-01-01 Jan Hubicka <jh@suse.cz>
9396 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
9399 2007-01-01 Mike Stump <mrs@apple.com>
9401 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
9403 * config/darwin.c (machopic_select_rtx_section): Use
9405 (darwin_mergeable_constant_section): Likewise.
9406 * configure: Regenerate.
9407 * config.in: Regenerate.
9409 2007-01-01 Jan Hubicka <jh@suse.cz>
9410 Andrew Pinski <pinskia@gmail.com>
9412 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
9413 before starting IPA passes.