1 2007-03-22 Richard Henderson <rth@redhat.com>
3 * config/i386/i386.c: Remove unnecessary function declarations.
4 Move targetm definition, and all related macros, to the end of
5 the file. Resort some functions to put definitions before uses.
6 (ix86_attribute_table): Make static. Move to end of file.
7 (ix86_gimplify_va_arg): Make static.
9 2007-03-22 Richard Henderson <rth@redhat.com>
11 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
12 don't increase local_regparm with force_align_arg_pointer check.
13 (ix86_function_sseregparm): Assert 32-bit.
14 (type_has_variadic_args_p): New.
15 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
16 type_has_variadic_args_p.
17 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
18 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
19 use memset instead. Do maybe_vaarg check first; skip attribute
20 tests if true; skip attribute tests for 64-bit.
21 (construct_container): Remove TARGET_DEBUG_ARG.
22 (function_arg_advance_32, function_arg_advance_64): Split out ...
23 (function_arg_advance): ... from here.
24 (function_arg_32, function_arg_64): Split out ...
25 (function_arg): ... from here.
26 (ix86_pass_by_reference): Tidy.
27 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
28 (function_value_32): New, from parts of ix86_function_value
30 (function_value_64): New, from parts of ix86_function_value
31 and ix86_libcall_value.
32 (ix86_function_value_1): New.
33 (ix86_function_value, ix86_libcall_value): Use it.
34 (return_in_memory_32, return_in_memory_64): Split out ...
35 (ix86_return_in_memory): ... from here.
36 (ix86_struct_value_rtx): Skip for 64-bit.
37 (ix86_libcall_value, ix86_value_regno): Remove.
38 (setup_incoming_varargs_64): Split out ...
39 (ix86_setup_incoming_varargs): ... from here.
40 (ix86_va_start): Remove TARGET_DEBUG_ARG.
41 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
42 * config/i386/i386-protos.h (ix86_function_value): Remove.
43 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
45 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
48 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
49 infinities not supported, otherwise emit warning if -Woverflow. On
50 underflow, emit warning if -Woverflow.
51 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
53 * real.h (real_from_string): Update declaration
55 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
56 Richard Henderson <rth@redhat.com>
58 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
59 * calls.c (compute_argument_block_size, expand_call,
60 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
61 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
62 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
63 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
64 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
65 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
66 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
67 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
70 2007-03-22 Joseph Myers <joseph@codesourcery.com>
72 * c-incpath.c (add_sysroot_to_chain): New.
73 (merge_include_chains): Add sysroot argument. Call
74 add_sysroot_to_chain if sysrooted.
75 (register_include_chains): Update call to merge_include_chains.
76 * doc/cppopts.texi: Document use of '=' in include directory
79 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
81 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
82 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
83 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
84 insn pattern using X87MODEF12 mode macro.
86 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
88 * regmove.c (regmove_optimize): Use reg_mentioned_p
89 instead of reg_overlap_mentioned_p for DST.
91 2007-03-21 Mike Stump <mrs@apple.com>
93 * c.opt: Fixup for Objective-C/C++.
95 2007-03-21 Steve Ellcey <sje@cup.hp.com>
97 * explow.c (convert_memory_address): Fold memory reference when
98 POINTERS_EXTEND_UNSIGNED < 0
100 2007-03-21 Richard Henderson <rth@redhat.com>
103 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
104 * config/i386/mmintrin.h (__m64): Likewise.
105 * config/i386/xmmintrin.h (__m128): Likewise.
107 2007-03-21 Richard Sandiford <richard@codesourcery.com>
109 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
110 (VXWORKS_OS_CPP_BUILTINS): Define.
111 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
112 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
114 2007-03-21 Richard Sandiford <richard@codesourcery.com>
116 * rtl.h (constant_pool_reference_p): Delete.
117 (find_constant_src): Declare.
118 * rtlanal.c (find_constant_src): New function.
119 * simplify-rtx.c (constant_pool_reference_p): Delete.
120 * config/i386/i386.md: Use find_constant_src instead of
121 constant_pool_reference_p/avoid_constant_pool_reference pairs.
123 2007-03-21 Richard Sandiford <richard@codesourcery.com>
125 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
126 * c-cppbuiltin.c (c_cpp_builtins): Define them.
128 2007-03-20 Mark Mitchell <mark@codesourcery.com>
130 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
131 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
132 (arm_elf_asm_constructor): Use it.
133 (arm_elf_asm_destructor): New function.
135 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
137 * jump.c (mark_jump_label): Treat SEQUENCE specially.
139 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
141 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
143 2007-03-19 Andrew Haley <aph@redhat.com>
145 PR tree-optimization/31264
146 * tree-vrp.c (register_edge_assert_for_1): Don't look though
149 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
151 PR rtl-optimization/30907
152 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
153 (fwprop_init): Always call loop_optimizer_initialize.
154 (fwprop_done): Always call loop_optimizer_finalize.
155 (fwprop): We always have loop info now.
156 (gate_fwprop_addr): Remove.
157 (pass_fwprop_addr): Use gate_fwprop as gate.
159 PR rtl-optimization/30841
160 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
161 df_chain_alloc): Call df_reorganize_refs unconditionally.
162 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
163 refs_organized to refs_organized_size.
164 (df_ref_create_structure): Use refs_organized_size instead of
165 bitmap_size if refs had been organized, and keep refs_organized_size
167 * df.h (struct df_ref_info): Change refs_organized to
169 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
172 2007-03-19 Mark Mitchell <mark@codesourcery.com>
174 * except.c (output_function_exception_table): Do not reference the
175 EH personality routine for functions that do not require an
178 2007-03-20 Jakub Jelinek <jakub@redhat.com>
181 * c-typeck.c (convert_for_assignment): Call comptypes for
182 RECORD_TYPE or UNION_TYPE.
185 * reload1.c (reload): Do invalid ASM checking after
186 cleanup_subreg_operands.
188 2007-03-19 Jeff Law <law@redhat.com>
190 * tree-cfg.c (find_taken_edge): Tighten conditions for
191 optimizing computed gotos.
193 2007-03-19 Michael Matz <matz@suse.de>
195 * builtins.c (expand_builtin_sync_operation,
196 expand_builtin_compare_and_swap,
197 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
200 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
201 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
204 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
206 * doc/tm.texi: Add brackets around the return type of
207 TARGET_SECONDARY_RELOAD.
209 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
210 Richard Guenther <rguenther@suse.de>
212 PR tree-optimization/31254
213 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
214 Use handled_component_p () where appropriate. Continue
215 propagating into the rhs if we propagated into an INDIRECT_REF
218 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
220 * config/s390/s390.md (op_type attribute): RRR instruction type added.
221 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
222 (xde, xdee): Mode attributes adjusted to support DFP modes.
223 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
224 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
225 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
226 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
227 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
228 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
229 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
231 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
232 "movsf"): Insn definitions removed.
233 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
234 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
235 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
237 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
238 "reload_in<mode>", "reload_out<mode>"): Expander added.
239 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
242 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
244 * config/s390/s390.md: Only non-functional changes. Renamed
245 FPR mode macro to BFP all over the file.
247 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
249 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
250 (op_type attribute): RRF instruction type added.
251 (fT0): New mode attribute.
252 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
253 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
254 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
255 no secondary memory is needed when moving DFmode values between GPRs
258 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
260 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
261 inverted and documentation adjusted.
262 ("mhard-dfp", "msoft-dfp"): New options.
263 * config/s390/s390.c (s390_handle_arch_option): New architecture
265 (override_options): Sanity checks for the new options added.
266 * config.gcc: New architecture switch: z9-ec.
267 * config/s390/s390.h (processor_flags): PF_DFP added.
268 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
269 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
270 when the bit is NOT set so remove it from the defaults.
272 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
274 * genemit.c (main): Print include statement for dfp.h.
275 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
278 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
280 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
282 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
285 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
288 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
290 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
291 attr_length_call, output_call, output_indirect_call): Cleanup
292 formatting of targetm calls.
294 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
296 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
298 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
300 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
301 reservation, bypass and anti-bypass descriptions for these instructions.
302 Update move patterns.
303 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
306 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
308 * tree-vect-transform.c (get_initial_def_for_induction): Replace
309 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
310 (get_initial_def_for_reduction): Likewise.
312 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
314 Fix PR tree-optimization/29922
315 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
316 (get_representative): Removed.
317 (value_dies_in_block_x): Update for rvuse removal.
318 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
319 (compute_antic_aux): Handle when PHI nodes appear in
320 non-single-successors.
321 (dump_bitmap_of_names): Removed.
322 (compute_antic_safe): Renamed and removed rvuse calculation.
323 Calculate only antic safe.
324 (insert_into_preds_of_block): Remove assert.
325 (execute_pre): Update for renamed functions.
326 (defer_or_phi_translate_block): New function.
328 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
330 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
331 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
333 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
334 Follow spelling conventions.
336 * tree-data-ref.h: Remove the prototype for analyze_array.
338 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
340 PR tree-optimization/31041
341 * tree-vect-transform.c (get_initial_def_for_induction): Call
342 force_gimple_operand.
344 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
346 * ipa-type-escape.c (look_for_casts) : Revert code to use
347 handled_component_p due to ada test a-numaux.adb.
349 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
351 * final.c (final_scan_insn): Alter the condition of a
352 conditional trap if we have nonstandard CC.
354 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
356 * configure.ac: Remove excess quoting from asm line 0 test.
357 * configure: Rebuilt.
359 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
361 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
362 * c-common.c (convert_and_check): Move warning logic to...
363 (warnings_for_convert_and_check): ...here. Define.
364 * c-common.h (warnings_for_convert_and_check): Declare.
366 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
368 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
369 (output_call): Likewise.
371 2007-03-16 Richard Sandiford <richard@codesourcery.com>
373 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
375 2007-03-16 Richard Sandiford <richard@codesourcery.com>
377 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
379 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
381 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
382 opteron, athlon-64 and athlon-fx processor_alias_table entries.
384 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
386 PR tree-optimization/31183
387 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
388 Use double_int instead of unsigned int for representing access_strides.
389 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
391 2007-03-16 Richard Guenther <rguenther@suse.de>
393 PR tree-optimization/31146
394 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
395 to allow recursion of forward_propagate_addr_expr.
396 (forward_propagate_addr_into_variable_array_index): Likewise.
397 (forward_propagate_addr_expr): Likewise.
398 (tree_ssa_forward_propagate_single_use_vars): Likewise.
399 (forward_propagate_addr_expr_1): Recurse on simple copies
400 instead of propagating into them. Do so for useless conversions
402 (forward_propagate_addr_expr): Clean up unused statements after
405 2007-03-16 Richard Guenther <rguenther@suse.de>
407 * builtins.c (expand_builtin_cexpi): Use the right argument
408 for the expansion via cexp.
410 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
412 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
413 * configure: Rebuilt.
415 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
418 * dwarf2out.c (force_type_die): Adjust comment.
419 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
421 2007-03-15 DJ Delorie <dj@redhat.com>
423 * config/frv/predicates.md (minmax_operator): Don't check operands
426 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
428 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
429 Update constant estimates of number of iterations.
430 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
431 argument renamed to "realistic".
432 (compute_estimated_nb_iterations): Removed.
433 (record_niter_bound): New function.
434 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
435 call record_nonwrapping_iv with upper = false.
436 (infer_loop_bounds_from_signedness): Pass upper argument to
437 record_nonwrapping_iv.
438 (estimate_numbers_of_iterations_loop): Do not call
439 compute_estimated_nb_iterations. Record estimate based on profile
440 information. Initialize the constant estimates of number of
442 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
444 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
445 number of iterations is too small.
446 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
447 (EST_NOT_AVAILABLE): Removed.
448 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
449 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
452 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
454 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
455 Handle NE_EXPR guards.
457 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
460 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
461 Set also -pedantic-errors by default for the preprocessor unless
462 -fpermissive is given.
464 2007-03-15 Richard Guenther <rguenther@suse.de>
468 * builtins.c (expand_builtin_cexpi): As a fallback if we
469 don't have builtins for sincos or cexp create a function
470 declaration for cexp and expand to a call to that.
471 (expand_builtin_int_roundingfn): Always fall
472 back to floor/ceil and its variants even if they may be
475 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
478 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
479 jump tables, move the call to delete_dead_jumptables from here...
480 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
481 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
482 don't allow merging of blocks that try_redirect_by_replacing_jump
483 also does not handle when not optimizing.
485 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
486 Francois-Xavier Coudert <coudert@clipper.ens.fr>
488 * config/i386/i386.md (x86_sahf_1): Correctly handle
491 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
494 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
495 x86_64_general_operand as operand[2] predicate. Remove "iF"
496 from operand constraints and use "e" constraint instead.
497 (*subti3_1, *subti3_1 splitter): Ditto.
498 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
499 operand[1] predicate.
501 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
503 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
504 arrays, multiply the access strides by the size of the sub-array.
505 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
507 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
509 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
510 the configured assembler supports the sahf mnemonic.
511 * configure: Regenerate.
512 * config.in: Regenerate.
514 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
515 emit "sahf" or ".byte\t0x9e" as asm template.
517 2007-03-14 Michael Meissner <michael.meissner@amd.com>
520 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
521 option to replace hard coded TARGET_xxx in md file.
522 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
523 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
524 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
525 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
526 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
527 (X86_TUNE_NOT_VECTORMODE): Ditto.
528 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
529 (TUNE_AVOID_VECTOR_DECODE): Ditto.
530 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
531 (TUNE_SLOW_IMUL_IMM8): Ditto.
532 (TUNE_MOVE_M1_VIA_OR): Ditto.
533 (TUNE_NOT_UNPAIRABLE): Ditto.
534 (TUNE_NOT_VECTORMODE): Ditto.
536 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
539 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
540 tuning options instead of hard coded TARGET_xxx.
541 (fix ssemode peephole2's): Ditto.
542 (imul peephole2's): Ditto.
544 (movdi_or_rex64): Ditto.
545 (move peephole2): Ditto.
546 (not peephole2's): Ditto.
548 2007-03-14 Dirk Mueller <dmueller@suse.de>
550 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
551 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
552 * c-parser.c (c_parser_if_body): Always add an empty statement in case
554 * c-parser.c (c_parser_do_statement): Warn about empty body in
556 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
557 * doc/invoke.texi (-Wempty-body): Update documentation.
559 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
562 * c-common.h (warn_for_div_by_zero): Declare.
563 * c-common.c (warn_for_div_by_zero): Define.
564 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
567 2007-03-14 Richard Sandiford <richard@codesourcery.com>
569 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
570 to PREFIX and STANDARD_PREFIX.
572 2007-03-14 Richard Sandiford <richard@codesourcery.com>
573 Phil Edwards <phil@codesourcery.com>
575 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
576 (__gthread_once_t): Remove busy field for RTPs.
577 (__GTHREAD_ONCE_INIT): Update accordingly.
579 2007-03-14 Richard Sandiford <richard@codesourcery.com>
581 * doc/invoke.texi: Document VxWorks options.
583 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
585 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
587 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
589 PR tree-optimization/30590
590 * tree-nrv.c (tree_nrv): Check for the partial update of the
593 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
595 * flags.h (flag_random_seed): Remove declaration, in favor of...
596 * toplev.h (get_random_seed, set_random_seed): ... these.
597 * tree.c (get_file_function_name): Use the former.
598 * opts.c (common_handle_option): Use the latter.
601 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
604 * cse.c (cse_find_path): Do not bail out if a basic block that
605 we already visited now becomes part of a path that starts at a
606 different basic block. Just disallow this, to make sure we
607 visit each basic block at most once.
609 2007-03-13 Jan Hubicka <jh@suse.cz>
611 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
612 when profile esitmate is present, calls with very low frequency are
615 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
617 PR tree-optimization/30730
618 PR tree-optimization/26900
619 * tree-ssa-loop-niter.c: Include gmp.h.
621 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
622 split_to_var_and_offset, determine_value_range,
623 bound_difference_of_offsetted_base, refine_bounds_using_guard,
624 bound_difference, bounds_add, bounds_negate,
625 number_of_iterations_ne_max, dump_affine_iv): New functions.
626 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
627 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
628 difference of initial and final value of control iv to validate
630 (number_of_iterations_cond): Add loop parameter. Determine bounds
631 on the difference of the extremes of the control iv. Add dumps.
632 (expand_simple_operations): Handle phi nodes.
633 (simplify_using_initial_conditions): Do not record used conditions.
634 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
635 Do not set additional_info.
636 (implies_nonnegative_p, implies_ge_p): Removed.
637 (derive_constant_upper_bound): Do not use parameter `additional'.
638 (record_estimate): Parameter `additional' removed. Parameter
639 `i_bound' added. Do not call derive_constant_upper_bound.
640 (record_nonwrapping_iv): Use derive_constant_upper_bound to
641 bound the number of iterations estimate.
642 (estimate_numbers_of_iterations_loop): Pass the estimate from
643 the number of iterations analysis to record_estimate.
644 * tree.h (multiple_of_p): Declare.
645 * tree-scalar-evolution.c (expression_expensive_p): Removed.
646 (scev_const_prop): Do not check expression_expensive_p.
647 * fold-const.c (multiple_of_p): Exported.
648 * double-int.c (double_int_mask): Exported.
649 * double-int.h (double_int_mask): Declare.
650 * tree-flow.h (struct tree_niter_desc): Removed additional_info
651 field. Added max field.
653 2007-03-13 David Taylor <taylor@candd.org>
656 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
659 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
662 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
665 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
667 * config/i386/i386.opt (mcx16, msahf): New options.
668 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
669 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
671 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
672 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
673 Output -mcx16 and -msahf options when corresponding bit is set.
675 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
678 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
680 * configure.ac: Test for assembler tolerance to # 0 "".
681 * configure, config.in: Rebuilt.
682 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
684 2007-03-13 Geoffrey Keating <geoffk@apple.com>
686 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
688 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
689 (handle_syscall): Handle direct system calls.
690 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
692 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
694 * doc/invoke.texi: Fix cpp.info cross-reference.
695 * doc/passes.texi: Fix gcc.info cross-reference.
697 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
699 PR tree-optimization/30835
700 * lambda-code.c (can_convert_to_perfect_nest): Check whether
701 bb_for_stmt is not NULL before accessing it.
703 2007-03-12 Joseph Myers <joseph@codesourcery.com>
705 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
708 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
711 * doc/install.texi: Document --enable-stage1-languages
713 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
715 * tree-pass.h (pass_into_cfg_layout_mode,
716 pass_outof_cfg_layout_mode): Declare.
717 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
718 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
719 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
720 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
722 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
724 * c-decl.c (warn_variable_length_array): New function.
725 Refactored from grokdeclarator to handle warn_vla
726 and handle unnamed array case.
727 (grokdeclarator): Refactored VLA warning case.
728 * c.opt (Wvla): New flag.
729 * doc/invoke.texi (Wvla): New warning.
731 2007-03-12 Richard Henderson <rth@redhat.com>
733 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
734 (TARGET_SECTION_TYPE_FLAGS): New.
736 2007-03-12 Richard Henderson <rth@redhat.com>
738 * config/darwin.c (machopic_reloc_rw_mask): New.
739 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
740 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
742 2007-03-12 Mark Mitchell <mark@codesourcery.com>
744 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
745 * cppdefault.h (cpp_PREFIX): Document.
746 (cpp_PREFIX_len): Likewise.
747 (cpp_EXEC_PREFIX): New variable.
748 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
749 * c-incpath.c (add_standard_paths): Correct logic for relocating
752 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
754 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
755 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
757 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
758 fix_truncdfdi_sse using SSEMODEF mode macro.
759 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
760 fix_truncdfsi_sse using SSEMODEF mode macro.
761 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
762 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
764 2007-03-12 Richard Sandiford <richard@codesourcery.com>
766 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
769 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
771 * tree.h : Add multiple_of_p declaration.
772 * fold-const.c (multiple_of_p): Make multiple_of_p public.
773 * ipa-type-escape.c (results_of_malloc): Redundant.
774 (visited_stmts): New. Visited stmt for walk_use_def_chains.
775 (cast_type): Extended with new members.
776 (check_cast): Returns cast_type.
777 (cast): New structure for data of walk_use_def_chains.
778 (is_malloc_result, is_cast_from_non_pointer_1,
779 is_cast_from_non_pointer,
780 is_array_access_through_pointer_and_index): New functions.
781 (look_for_casts): Returns cast types.
782 (check_call): Returns void.
783 (okay_pointer_operation): Use support of pointer plus index,
784 pointer plus constant and allow all multiplications.
786 2007-03-11 Richard Guenther <rguenther@suse.de>
788 PR tree-optimization/31115
789 * tree-vrp.c (extract_range_from_binary_expr): Make sure
790 the shift count is positive and non-anti-range for RSHIFT_EXPR.
791 A shift count of zero is not special as with *_DIV_EXPR.
792 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
795 2007-03-11 Ian Lance Taylor <iant@google.com>
797 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
798 the *_DIV_EXPR codes correctly with overflow infinities.
800 2007-03-11 Ira Rosen <irar@il.ibm.com>
802 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
803 indicate success/failure of the analysis. Add negation to subtrahend
804 in case of subtraction. Fail if both operands contain constants.
805 (create_data_ref): Fail if analyze_offset fails.
807 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
809 * config/i386/i386.md (frndintxf2): Rename to ...
810 (rintxf2): ... this. Remove expander having same name.
811 (rintsf2, rintdf2): Implement using SSEMODEF macro.
812 (roundsf2, rounddf2): Ditto.
813 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
814 (lround<mode>di2, lround<mode>si2): Ditto.
816 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
818 * lower-subreg.c: Include except.h.
819 (decompose_multiword_subregs): Verify that the only control flow
820 insns we can split are loads to multi-words pseudos.
821 Handle breaking such blocks after splitting, instead of calling
822 find_many_sub_basic_blocks.
824 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
825 on the new basic block. Add a lengthy comment explaining why we
826 thought this was necessary.
827 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
829 2007-03-10 Mark Mitchell <mark@codesourcery.com>
832 * tree.c (walk_type_fields): Recurse into the element type of
833 ARRAY_TYPEs if there is a pointer set.
835 2007-03-10 Dirk Mueller <dmueller@suse.de>
837 * c-common.c (warn_logical_operator): Fix condition.
839 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
841 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
843 * config/darwin.c (machopic_select_section): Remove superfluous
844 argument in call to categorize_decl_for_section. Remove unused
847 2007-03-10 Joseph Myers <joseph@codesourcery.com>
849 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
851 * configure: Regenerate.
853 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
856 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
857 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
858 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
859 Add LABEL_NUSES to emitted label.
860 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
861 branch probability value to emitted jump insn.
862 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
863 Do not check life information and do not re-arrange input operands
864 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
866 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
868 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
869 the change of decode_asm_operands.
871 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
873 * mode-switching.c (create_pre_exit): Skip blockage insn.
875 2007-03-09 Diego Novillo <dnovillo@redhat.com>
877 * tree-pass.h (TODO_update_smt_usage): Remove.
879 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
883 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
885 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
886 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
887 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
890 2007-03-09 Geoffrey Keating <geoffk@apple.com>
892 * gcc.c: Document %{, in big comment at top.
893 (input_suffix_matches): Remove special handling for .s and
895 (input_spec_matches): New.
896 (handle_braces): Handle %{,.
897 (validate_switches): ',' indicates a value which is not a switch.
898 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
899 to detect assembler input.
900 * config/i386/sol2.h (CPP_SPEC): Likewise.
901 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
902 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
903 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
904 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
905 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
906 -m64 causes deployment target to default to 10.5.
907 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
909 2007-03-09 Richard Henderson <rth@redhat.com>
912 * target.h (targetm.asm.out.reloc_rw_mask): New.
913 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
914 (TARGET_ASM_OUT): Use it.
915 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
916 * varasm.c (categorize_decl_for_section): Remove shlib argument;
917 use the new reloc_rw_mask target hook instead.
918 (default_section_type_flags_1): Merge into...
919 (default_section_type_flags): ... here.
920 (decl_readonly_section_1): Merge into...
921 (decl_readonly_section): ... here.
922 (default_elf_select_section_1): Merge into...
923 (default_elf_select_section): ... here.
924 (default_unique_section_1): Merge into...
925 (default_unique_section): ... here.
926 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
927 (default_select_rtx_section): Use it.
928 (default_elf_select_rtx_section): Likewise.
929 * output.h: Update to match.
930 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
931 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
932 (TARGET_ASM_RELOC_RW_MASK): New.
933 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
934 to categorize_decl_for_section.
935 (x86_64_elf_unique_section): Likewise.
936 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
937 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
938 (TARGET_ASM_RELOC_RW_MASK): New.
939 * config/ia64/ia64.c (ia64_rwreloc_select_section,
940 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
941 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
942 (TARGET_RWRELOC): Remove.
943 (ia64_section_type_flags): Adjust call to default_section_type_flags.
944 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
945 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
946 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
947 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
948 (rs6000_xcoff_select_section): Use decl_readonly_section.
949 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
950 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
951 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
952 (TARGET_SECTION_TYPE_FLAGS): Remove.
953 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
955 2007-03-09 Roger Sayle <roger@eyesopen.com>
957 * fold-const.c (fold_comparison): Remove compile-time evaluation of
958 complex constant equality/inequality comparisons for here.
959 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
960 known at compile-time or can be simplified to a scalar comparison.
961 (fold_relational_const): Move compile-time evaluation of complex
962 constant equality/inequality comparisons to here.
964 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
966 PR rtl-optimization/30643
967 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
969 (fold_rtx): Recurse, like before 2006-11-03.
971 2007-03-09 DJ Delorie <dj@redhat.com>
973 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
976 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
978 PR tree-optimization/30375
979 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
980 LHS of statements is not the same.
981 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
983 2007-03-09 Chao-ying Fu <fu@mips.com>
985 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
987 * doc/invoke.texi (-mdspr2): Document new option.
988 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
989 New unspec for DSP REV 2.
990 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
991 these instructions are extended in DSP REV 2.
992 (mips-dspr2.md): Include.
993 * config/mips/mips.opt (mdspr2): New option.
994 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
995 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
996 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
997 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
998 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
999 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
1000 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
1002 (bdesc_map): Add one field of unsupported_target_flags.
1003 (bdesc_arrays): Update entries to have extra fields. Add
1005 (mips_init_builtins): Initialize new function types.
1006 Check unsupported_target_fileds to filter out builtins.
1007 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
1009 (ASM_SPEC): Pass mdspr2 to the assembler.
1010 * config/mips/mips-dspr2.md: New file.
1012 2007-03-09 Sa Liu <saliu@de.ibm.com>
1014 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
1016 2007-03-09 Ian Lance Taylor <iant@google.com>
1018 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
1019 argument) like -Wstrict-overflow=2.
1020 * doc/invoke.texi (Warning Options): Update documentation.
1022 2007-03-09 Dirk Mueller <dmueller@suse.de>
1025 * doc/invoke.texi (-Wlogical-op): Document.
1026 * common.opt (-Wlogical-op): New.
1027 * c-common.h (warn_logical_operator): Declare.
1028 * c-common.c (warn_logical_operator): Define.
1029 * c-typeck.c (parser_build_binary_op): Call
1030 warn_logical_operator.
1032 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1034 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
1035 * final.c (final_scan_insn): Test for non-"" file name.
1037 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
1039 * doc/loop.texi: Document the Omega linear constraints solver.
1040 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
1041 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
1042 omega-hash-table-size, omega-max-keys, and
1043 omega-eliminate-redundant-constraints.
1044 * tree-pass.h (pass_check_data_deps): Declared.
1047 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
1048 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
1049 pass_check_data_deps): New.
1050 * tree-data-ref.c (init_data_ref): Remove declaration.
1051 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
1052 (analyze_array): Renamed init_array_ref, move up initializations.
1053 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
1054 Removed arguments that are set to NULL.
1055 (analyze_indirect_ref): Correct indentation, correct call to
1057 (object_analysis): Call init_array_ref instead of analyze_array.
1058 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
1059 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
1060 of DR_ACCESS_FNS_ADDR.
1061 (init_omega_eq_with_af, omega_extract_distance_vectors,
1062 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
1063 ddr_consistent_p): New.
1064 (compute_affine_dependence): Check consistency of ddrs when
1065 flag_check_data_deps is passed.
1066 (analyze_all_data_dependences): Uncomment.
1067 (tree_check_data_deps): New.
1068 * tree-data-ref.h: Include omega.h.
1069 (DR_ACCESS_FNS_ADDR): Removed.
1070 (data_dependence_relation): Add inner_loop.
1071 (DDR_INNER_LOOP): New.
1072 * common.opt (fcheck-data-deps): New.
1073 * tree-flow.h (tree_check_data_deps): Declare.
1074 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
1075 (OBJS-common): Depend on omega.o.
1077 * passes.c (pass_check_data_deps): Scheduled.
1078 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
1079 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
1080 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
1081 PARAM_VECT_MAX_VERSION_CHECKS,
1082 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
1084 2007-03-09 Richard Guenther <rguenther@suse.de>
1086 PR tree-optimization/30904
1088 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
1089 the same way as *_DIV_EXPR.
1091 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1093 * recog.c (decode_asm_operands): No mixed declarations and code.
1095 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1097 * rtl.def (ASM_INPUT): Add location.
1098 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
1099 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
1100 (decode_asm_operands): Add loc operand.
1101 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
1102 * stmt.c (expand_asm): Rename to...
1103 (expand_asm_loc): ... this. Add locus argument. Pass it on to
1104 gen_rtx_ASM_INPUT_loc.
1105 (expand_asm_expr): Adjust.
1106 * recog.c (decode_asm_operands): Add loc operand.
1107 (check_asm_operands, extract_insn): Adjust.
1108 * reload1.c (maybe_fix_stack_asms): Likewise.
1109 * final.c (asm_insn_count): Likewise.
1110 (final_scan_insn): Output # line before and after asm.
1112 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
1114 * tree-ssa-structalias.c (variable_info): Remove
1116 (new_var_info): Ditto.
1117 (shared_bitmap_info_t): New structure.
1118 (shared_bitmap_table): New variable.
1119 (shared_bitmap_hash): New function.
1120 (shared_bitmap_eq): Ditto
1121 (shared_bitmap_lookup): Ditto.
1122 (shared_bitmap_add): Ditto.
1123 (merge_smts_into): Change to take bitmap directly.
1124 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
1125 (init_alias_vars): Init shared bitmap hashtable.
1126 (delete_points_to_sets): Delete shared bitmap hashtable.
1127 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
1128 is_aliased removal as a change that was still necessary was
1131 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
1133 * config/i386/i386.h (override_options): Conditionally disable
1134 x86_sahf for 64bit targets only.
1136 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1139 * c-decl.c (merge_decls): Don't call make_var_volatile.
1140 * varasm.c (make_var_volatile): Remove.
1141 * output.h (make_var_volatile): Remove.
1143 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
1145 PR tree-optimization/31085
1146 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
1148 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1150 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
1151 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
1152 ATTR_CONST_NOTHROW_LIST.
1154 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1157 2007-03-08 Diego Novillo <dnovillo@redhat.com>
1159 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
1161 2007-03-08 Geoffrey Keating <geoffk@apple.com>
1164 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
1166 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
1167 passed, use shared libgcc.
1169 2007-03-08 Roger Sayle <roger@eyesopen.com>
1171 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
1172 instead of calling build2 with a GIMPLE_MODIFY_STMT.
1173 (honor_protect_cleanup_actions, lower_try_finally_switch):
1175 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
1176 ifc_temp_var): Likewise.
1177 * tree-inline.c (setup_one_parameter): Likewise.
1178 * tree-mudflap.c (mf_decl_cache_locals,
1179 mf_build_check_statement_for): Likewise.
1180 * tree-nested.c (init_tmp_var, save_tmp_var,
1181 finalize_nesting_tree_1): Likewise.
1182 * tree-outof-ssa.c (insert_copy_on_edge,
1183 insert_backedge_copies): Likewise.
1184 * tree-profile.c (tree_gen_edge_profiler,
1185 tree_gen_ic_profiler): Likewise.
1186 * tree-scalar-evolution.c (scev_const_prop): Likewise.
1187 * tree-sra.c (sra_build_assignment): Likewise.
1188 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
1189 * tree-ssa-math-opts.c (insert_reciprocals,
1190 execute_cse_sincos_1): Likewise.
1191 * tree-tailcall.c (adjust_accumulator_values,
1192 adjust_return_value): Likewise.
1193 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
1194 * tree-vect-transform.c (vect_create_data_ref_ptr,
1195 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
1196 vect_create_epilog_for_reduction, vectorizable_reduction,
1197 vectorizable_call, vectorizable_conversion,
1198 vectorizable_assignment, vectorizable_operation,
1199 vectorizable_type_demotion, vect_gen_widened_results_half,
1200 vect_permute_store_chain, vectorizable_store,
1201 vect_setup_realignment, vect_permute_load_chain,
1202 vectorizable_load, vectorizable_condition,
1203 vect_create_cond_for_align_checks): Likewise.
1204 * tree-vrp.c (build_assert_expr_for): Likewise.
1206 2007-03-08 Ian Lance Taylor <iant@google.com>
1208 * tree-vrp.c: Include "intl.h".
1209 (usable_range_p): New static function.
1210 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
1211 overflowed values, juts set *strict_overflow_p.
1212 (compare_values): Only return -2 if one of the operands is not a
1214 (compare_ranges): Call usable_range_p.
1215 (compare_range_with_value): Likewise.
1216 (vrp_evaluate_conditional_warnv): Rename from
1217 vrp_evaluate_conditional. Make static. Change all callers.
1218 (vrp_evaluate_conditional): New function.
1219 (simplify_div_or_mod_using_ranges): Issue warning about reliance
1221 (simplify_abs_using_ranges): Likewise.
1222 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
1223 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
1224 within_stmt parameter.
1225 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1226 vrp_evaluate_conditional.
1227 * tree-ssa-threadedge.c
1228 (record_temporary_equivalences_from_stmts_at_dest): Change
1229 simplify parameter to take a second tree parameter.
1230 (simplify_control_stmt_condition): Likewise.
1231 (thread_across_edge): Likewise.
1232 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1233 (thread_across_edge): Likewise.
1234 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
1236 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
1238 * config/i386/i386.h (TARGET_SAHF): New define.
1239 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
1240 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
1241 (x86_sahf): New global variable.
1242 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
1243 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
1244 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
1245 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
1247 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
1248 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
1249 when expanding fcomi/sahf based tests.
1250 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
1251 expanding sahf based alternative. Emit sahf based sequence when
1252 optimizing for code size.
1253 * config/i386/i386.md (x86_sahf_1): Do not disable for
1254 TARGET_64BIT, enable for TARGET_SAHF.
1256 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
1258 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
1259 spurious whitespace from error message.
1261 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
1264 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
1266 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
1268 * c-decl.c (grokdeclarator): Disable warnings for anonymous
1270 * tree-sra.c (instantiate_element): Propagate disabled warnings
1271 from the element itself to the created variable.
1273 2007-03-07 Richard Henderson <rth@redhat.com>
1276 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
1277 silently fix up the stack in the case of a missing register.
1279 2007-03-07 Paul Brook <paul@codesourcery.com>
1281 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
1283 2007-03-07 Joseph Myers <joseph@codesourcery.com>
1285 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
1287 (phase1_vrs): Use them.
1288 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
1289 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
1290 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
1291 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
1292 __gnu_Unwind_Restore_WMMXC if required.
1293 (_Unwind_VRS_Pop): Implement iWMMXt support.
1294 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
1295 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
1296 gnu_Unwind_Save_WMMXC): Define.
1298 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1300 * config/vxworks.h (vxworks_override_options): Declare.
1301 (VXWORKS_OVERRIDE_OPTIONS): Use it.
1302 * config/vxworks.c: Include target.h and toplev.h.
1303 (vxworks_override_options): New function.
1304 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
1306 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
1308 * config/s390/s390.c (override_options): Don't emit an error when
1309 -mstack-size is used without providing -mstack-guard.
1310 (s390_emit_prologue): Choose stack_guard value automatically if not
1311 provided via command line.
1312 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
1314 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1316 * config/i386/i386.c (output_set_got): Add a GOT initialization
1317 sequence for VxWorks PIC.
1318 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
1319 around labels as well as symbols. Use gotoff_operand instead
1320 of local_symbolic_operand.
1321 (legitimize_pic_address): Use gotoff_operand instead of
1322 local_symbolic_operand. Use @GOT accesses for labels as
1324 (ix86_output_addr_diff_elt): Use PC-relative rather than
1325 GP-relative offsets for VxWorks PIC.
1326 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
1327 no_new_pseudos. Check whether the returned register is op0.
1328 * config/i386/i386.md (tablejump): Use PC-relative rather than
1329 GP-relative offsets for VxWorks PIC.
1330 * config/i386/predicates.md (gotoff_operand): New predicate.
1332 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1334 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
1336 * config/vxworks-dummy.h: New file.
1337 * config/i386/i386.h: Include it.
1339 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
1341 * dwarf2out.c (is_inlined_entry_point): New
1342 (add_high_low_attributes): Emit DW_AT_entry_pc along with
1343 DW_AT_ranges if the first subblock is the entry point.
1345 2007-03-06 David Daney <ddaney@avtrex.com>
1347 * doc/install.texi (mips-*-*): Change recommended binutils
1350 2007-03-06 Anatoly Sokolov <aesok@post.ru>
1352 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
1353 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
1355 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1356 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1358 2007-03-06 Jan Hubicka <jh@suse.cz>
1360 * errors.h (warning, error, fatal, internal_error): Mark as cold.
1361 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
1363 (probably_cold_bb_p): Cold functions are cold.
1364 (probably_never_executed_bb_p): Cold functions are cold.
1365 (tree_bb_level_predictions): Predict calls to cold functions as not
1367 (compute_function_frequency): Check hot/cold attributes.
1368 * function.h (function_frequency): Update comments.
1369 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
1370 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
1371 (c_common_att): Add cold and hot.
1373 * doc/extend.texi (hot,cold attributes): Document.
1375 2007-03-06 Andrew Haley <aph@redhat.com>
1377 * function.c (expand_function_end): Move blockage to just after we
1378 emit the label for the naked return from the function.
1380 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1382 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
1385 2007-03-06 Jan Hubicka <jh@suse.cz>
1387 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
1388 loaded for constant large models. Non-large 64bit PIC can do.
1389 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
1390 * cmodel.h: Add LARGE PIC.
1391 * i386.md (UNSPEC_PLTOFF): New.
1392 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
1394 (*call_1_rex64): Disable for large models.
1395 (*call_1_rex64_large): New.
1396 (*call_value_1_rex64): Disable for large models.
1397 (*call_value_1_rex64_large): New.
1398 (set_rip_rex4): New.
1399 (set_got_offset_rex64): New.
1400 * predicates.md (constant_call_address_operand): For large model
1401 constant calls are not possible.
1402 * i386-protos.h (construct_plt_address): Declare.
1403 * i386.c (override_options): Accept large models.
1404 (ix86_expand_prologue): Expand large PIC GOT pointer load.
1405 (legitimate_constant_p): Add new UNSPECs.
1406 (legitimate_pic_operand_p): Likewise.
1407 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
1408 (legitimize_pic_address): Do easy RIP relative way for TLS only for
1410 (output_pic_addr_const): Add PLTOFF.
1411 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
1412 (ix86_expand_move): Legitimize pic address when in PIC mode.
1413 (construct_plt_address): New function.
1414 (ix86_expand_call): Offload the address to register and use GOT pointer
1416 * invoke.texi (mcmodel=large): Update documentation.
1418 2007-03-06 Richard Henderson <rth@redhat.com>
1420 * config/i386/i386.c (x86_use_leave, x86_push_memory,
1421 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
1422 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
1423 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
1424 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
1425 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
1426 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
1427 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
1428 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
1429 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1430 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1431 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
1432 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1433 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1434 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
1435 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
1436 x86_schedule, x86_use_bt, x86_pad_returns,
1437 x86_use_xchgb): Merge into ...
1438 (ix86_tune_features): ... here. New array.
1439 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1440 x86_bswap): Merge into ...
1441 (ix86_arch_features): ... here. New array.
1442 (x86_3dnow_a): Remove.
1443 (x86_accumulate_outgoing_args): Make static.
1444 (x86_arch_always_fancy_math_387): Make static.
1445 (ix86_tune_mask, ix86_arch_mask): Move ...
1446 (override_options): ... to local variables here. Apply the
1447 appropriate mask to each element of ix86_arch_features and
1448 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
1449 as were done in the old macros.
1450 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
1451 * config/i386/i386.h (x86_use_leave, x86_push_memory,
1452 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
1453 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
1454 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
1455 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
1456 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
1457 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
1458 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
1459 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
1460 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
1461 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1462 x86_accumulate_outgoing_args, x86_prologue_using_move,
1463 x86_epilogue_using_move, x86_decompose_lea,
1464 x86_arch_always_fancy_math_387, x86_shift1,
1465 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1466 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1467 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
1468 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1469 x86_use_incdec, x86_pad_returns, x86_bswap,
1470 x86_partial_flag_reg_stall): Remove.
1471 (enum ix86_tune_indices): New.
1472 (ix86_tune_features): New.
1473 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
1474 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
1475 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
1476 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
1477 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
1478 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
1479 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
1480 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
1481 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
1482 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
1483 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
1484 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
1485 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
1486 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
1487 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
1488 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
1489 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
1490 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
1491 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
1492 TARGET_EXT_80387_CONSTANTS): Use it.
1493 (enum ix86_arch_indices): New.
1494 (ix86_arch_features): New.
1495 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
1496 TARGET_BSWAP): Use it.
1497 (ix86_tune_mask, ix86_arch_mask): Remove.
1499 2007-03-06 Joseph Myers <joseph@codesourcery.com>
1502 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
1503 Define using $${sysroot_headers_suffix}.
1504 * configure: Regenerate.
1505 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
1506 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
1508 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
1509 * gcc.c (print_sysroot_headers_suffix): New.
1510 (option_map): Include --print-sysroot-headers-suffix.
1511 (display_help): Mention -print-sysroot-headers-suffix.
1512 (process_command): Handle -print-sysroot-headers-suffix.
1513 (do_spec_1): Append multilib directory to include-fixed path if
1514 sysroot suffixes in use.
1515 (main): Handle -print-sysroot-headers-suffix.
1516 * Makefile.in (start.encap): Don't depend on xlimits.h
1517 (xlimits.h): Remove.
1518 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
1519 limits.h for each multilib in fixinc_list.
1520 (fixinc_list, s-fixinc_list): New.
1521 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
1522 generate them for each multilib in fixinc_list.
1523 (stmp-fixproto): Use include-fixed. Run fixproto for each
1524 multilib in fixinc_list.
1525 (mostlyclean): Don't remove xlimits.h.
1526 (clean): Remove include-fixed.
1527 (real-install-headers-tar, real-install-headers-cpio,
1528 real-install-headers-cp): Don't copy include, only include-fixed.
1529 (install-mkheaders): Depend on fixinc_list. Don't depend on
1530 xlimits.h. Save limits.h files for each multilib in fixinc_list.
1531 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
1532 SYSTEM_HEADER_DIR setting in mkheaders.conf.
1534 2007-03-06 Jan Hubicka <jh@suse.cz>
1536 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
1539 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1541 * configure.ac: Allow tm_file to contain build-directory files.
1542 * configure: Regenerate.
1543 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
1544 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
1545 * config/m68k/print-sysroot-suffix.sh: New file.
1547 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1549 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
1550 of pic_offset_table_rtx if reload_completed.
1551 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
1552 PIC_OFFSET_TABLE_REGNUM.
1553 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
1555 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
1556 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
1558 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1560 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1561 functions that call eh_return.
1563 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1565 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1566 functions that need a constant pool.
1568 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1571 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
1572 (m68k_preferred_reload_class): Likewise.
1573 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
1574 (SECONDARY_RELOAD_CLASS): Define.
1575 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
1576 (LIMIT_RELOAD_CLASS): Delete.
1577 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
1578 registers from storing bytes.
1579 (m68k_secondary_reload_class): New function.
1580 (m68k_preferred_reload_class): Likewise.
1582 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1584 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
1586 (m68k_expand_prologue): Likewise.
1588 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1590 * config/m68k/m68k-protos.h (output_sibcall): Declare.
1591 (mips_expand_epilogue): Add a bool parameter.
1592 (m68k_legitimize_sibcall_address): Declare.
1593 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1594 (m68k_expand_epilogue): Add a parameter to select between sibling
1595 and normal epilogues. Only generate a return for the latter.
1596 (m68k_ok_for_sibcall_p): New function.
1597 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
1598 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
1599 (sibcall_value, *sibcall_value): Likewise.
1600 (*call, *call_value): Require !SIBLING_CALL_P.
1601 (epilogue): Update call to m68k_expand_epilogue.
1602 (sibcall_epilogue): New pattern.
1603 * config/m68k/predicates.md (const_call_operand): Say that this
1604 predicate applies to sibling calls too.
1605 (sibcall_operand): New predicate.
1607 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1609 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
1610 alternatives as movsi_cf.
1611 (movsf_cf_hard): Add commentary.
1613 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
1614 Richard Sandiford <richard@codesourcery.com>
1616 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
1617 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
1618 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
1619 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
1620 as being live on exit from an interrupt function.
1621 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
1622 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
1623 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
1624 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
1625 (m68k_interrupt_function_p): Globalize.
1626 (m68k_compute_frame_layout): Remove reverse mask code.
1627 (m68k_emit_movem, m68k_set_frame_related): New functions.
1628 (m68k_output_function_prologue): Delete in favor of...
1629 (m68k_expand_prologue): ...this new function.
1630 (m68k_output_function_epilogue): Delete in favor of...
1631 (m68k_expand_epilogue): ...this new function.
1632 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
1634 (print_operand): Handle %?.
1635 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
1636 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
1637 (prologue, epilogue): New patterns.
1638 (return): Turn into a define_expand.
1639 (*return): New pattern, derived from old "return" pattern. Use rte
1640 rather than rts for interrupt functions. Only use rtd if the pop
1642 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
1643 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
1644 (link, *link, unlink, *unlink, load_got): Likewise.
1646 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1650 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
1651 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
1652 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
1653 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
1654 and m68k_matches_u_p.
1655 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
1656 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
1657 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
1658 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
1659 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
1660 (REG_STRICT_P): New macro.
1661 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
1662 PCREL_GENERAL_OPERAND_OK.
1663 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
1664 m68k_legitimate_base_reg_p.
1665 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
1666 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
1667 (PIC_CASE_VECTOR_ADDRESS): Update comment.
1668 * config/m68k/m68k.c (m68k_address): New structure.
1669 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
1670 (m68k_decompose_index, m68k_legitimate_constant_address_p)
1671 (m68k_jump_table_ref_p, m68k_decompose_address)
1672 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
1673 (m68k_matches_u_p): New functions.
1674 (print_operand_address): Rewrite to use m68k_decompose_index.
1676 2007-03-05 David Taylor <dtaylor@emc.com>
1678 * gcc.c: Correct copyright date in --version output.
1680 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1682 * pa.md: In unamed move patterns, disparge copies between general
1683 and floating point registers using '?' modifier. Don't include 'f'
1684 constraint for register preferences in DImode, SImode, HImode and
1685 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
1686 Remove constraints for copies between general and floating registers
1687 in soft-float DFmode pattern.
1688 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
1692 2007-03-05 Mike Stump <mrs@apple.com>
1694 * c-common.c (targetcm): Add.
1695 * c-opts.c (c_common_handle_option): Handle language specific
1697 * opts.c (handle_option): Verify language for target options, if
1699 * opth-gen.awk: Add CL_LANG_ALL.
1700 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
1701 (TARGETCM_INITIALIZER): Add.
1702 * target.h (struct gcc_targetcm): Add.
1704 * targhooks.c (default_handle_c_option): Add.
1705 * targhooks.h (default_handle_c_option): Add.
1706 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
1708 * config/darwin.opt (iframework): Add.
1709 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
1710 * config/darwin-c.c (handle_c_option): Add.
1711 (TARGET_HANDLE_C_OPTION): Add.
1713 * doc/invoke.texi (Darwin Options): Add -iframework.
1715 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1717 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
1720 2007-03-05 Ian Lance Taylor <iant@google.com>
1722 * c.opt (fgnu89-inline): New option.
1723 * c-opts.c (c_common_post_options): Set default value for
1725 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
1726 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
1728 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
1729 (grokdeclarator, start_function): Likewise.
1730 * c-cppbuiltin.c (c_cpp_builtins): Define either
1731 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
1732 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
1733 (C Dialect Options): Document -fgnu89-inline.
1734 * doc/extend.texi (Function Attributes): Explain what the
1735 gnu_inline attribute does.
1736 * doc/cpp.texi (Common Predefined Macros): Document
1737 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1739 2007-03-05 Ian Lance Taylor <iant@google.com>
1741 PR tree-optimization/31034
1742 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
1743 half-range if the other side is an overflow infinity.
1745 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
1747 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
1748 (bfin*-linux-uclibc*): New configuration.
1749 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
1751 * config/bfin/linux.h: New file.
1752 * config/bfin/libgcc-bfin.ver: New file.
1753 * config/bfin/t-bfin-uclinux: New file.
1754 * config/bfin/t-bfin-linux: New file.
1755 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
1756 (TARGET_OS_CPP_BUILTINS): New macro.
1758 2007-03-05 Richard Guenther <rguenther@suse.de>
1760 * fold-const.c (fold_binary): Remove duplicate folding
1761 of comparison of non-null ADDR_EXPR against null.
1763 2007-03-05 Richard Guenther <rguenther@suse.de>
1764 Dorit Nuzman <dorit@il.ibm.com>
1766 PR tree-optimization/26420
1767 * tree-vectorizer.c (vectorize_loops): Bail out early if there
1768 are no loops in the function. Only print the number of
1769 vectorized loops if it is greater than zero or we are supposed
1770 to print information about unvectorized loops.
1772 2007-03-05 Revital Eres <eres@il.ibm.com>
1774 * gcc.dg/var-expand1.c: New test.
1775 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
1776 when an accumulator is expanded.
1778 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1781 * c-common.c (convert_and_check): Don't give warnings for
1782 conversion if 'expr' already overflowed.
1784 2007-03-04 Roger Sayle <roger@eyesopen.com>
1787 * fold-const.c (fold_comparison): Enforce type consistency when
1788 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
1790 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
1792 * tree-ssa-address.c (create_mem_ref): Do not put an expression
1793 containing a cast to the base of TARGET_MEM_REF.
1795 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
1797 * tree.c (tree_contains_struct_check_failed): Remove spurious
1798 whitespace from error message.
1800 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1803 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
1804 instead of precision.
1806 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
1807 Nathan Sidwell <nathan@codesourcery.com>
1809 * emit-rtl.c (find_auto_inc): New.
1810 (try_split): recreate REG_INC notes,
1811 Use regular for loops rather than whiles.
1813 2007-03-03 Andreas Schwab <schwab@suse.de>
1815 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
1816 * configure: Regenerate.
1818 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1820 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
1821 flag_rounding_math, not flag_unsafe_math_optimizations.
1823 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
1825 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
1826 alpha_fold_vector_minmax): Likewise.
1827 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1828 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
1830 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1832 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
1833 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
1834 if the lhs has side-effects.
1835 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
1837 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1839 * config/i386/i386.h (TUNEMASK): Remove define.
1840 (ARCHMASK): Remove define.
1841 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
1842 Use ix86_arch_mask variable instead of ARCHMASK.
1843 * config/i386/i386.c (override_options): Ditto.
1844 (standard_80387_constant_p): Ditto.
1846 2007-03-02 Ian Lance Taylor <iant@google.com>
1848 Used signed infinities in VRP.
1849 * tree-vrp.c (uses_overflow_infinity): New static function.
1850 (supports_overflow_infinity): New static function.
1851 (make_overflow_infinity): New static function.
1852 (negative_overflow_infinity): New static function.
1853 (positive_overflow_infinity): New static function.
1854 (is_negative_overflow_infinity): New static function.
1855 (is_positive_overflow_infinity): New static function.
1856 (is_overflow_infinity): New static function.
1857 (overflow_infinity_range_p): New static function.
1858 (compare_values_warnv): New function split out of compare_values.
1859 (compare_value): Call it.
1860 (set_value_range_to_nonnegative): Add overflow_infinity
1861 parameter. Change caller.
1862 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
1864 (vrp_expr_computes_nonzero): Likewise.
1865 (compare_ranges, compare_range_with_value): Likewise.
1866 (compare_name_with_value, compare_names): Likewise.
1867 (vrp_evaluate_conditional): Likewise.
1868 (set_value_range): Handle infinity
1869 (vrp_operand_equal_p, operand_less_p): Likewise.
1870 (extract_range_from_assert): Likewise.
1871 (vrp_int_const_binop): Likewise.
1872 (extract_range_from_binary_expr): Likewise.
1873 (extract_range_from_unary_expr): Likewise.
1874 (extract_range_from_comparison): Likewise.
1875 (extract_range_from_expr): Likewise.
1876 (dump_value_range): Likewise.
1877 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
1878 (test_for_singularity): Likewise.
1879 (vrp_int_const_binop): Remove inline qualifier.
1880 (adjust_range_with_scev): Add comment.
1881 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1883 2007-03-02 Diego Novillo <dnovillo@redhat.com>
1885 * tree-ssa-structalias.c (could_have_pointers): Tidy.
1886 (get_constraint_for): Likewise.
1887 (do_structure_copy): Likewise.
1888 (find_func_aliases): Fix references to MODIFY_EXPR.
1889 (intra_create_variable_infos): Tidy.
1890 * tree-ssa-operands.c (add_virtual_operand): Add argument
1892 When adding members of alias sets, if IS_CALL_SITE is true and
1893 the symbol is not call-clobbered, skip it.
1896 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1898 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
1899 entry by means of emit_insn_at_entry.
1901 2007-03-02 Richard Henderson <rth@redhat.com>
1903 * expr.h (promoted_input_arg): Remove decl.
1904 * function.c (promoted_input_arg): Merge into ...
1905 * combine.c (setup_incoming_promotions): ... only caller.
1906 Rearrange to avoid double loop.
1908 2007-03-02 Ben Elliston <bje@au.ibm.com>
1909 Peter Bergner <bergner@vnet.ibm.com>
1910 Janis Johnson <janis187@us.ibm.com>
1912 * config/rs6000/dfp.md: New file.
1913 * config/rs6000/rs6000.md: Include dfp.md.
1914 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
1915 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
1916 and TDmode decimal float modes in FP registers.
1917 (num_insns_constant): Likewise.
1918 (rs6000_legitimate_offset_address_p): Likewise.
1919 (rs6000_legitimize_address): Likewise.
1920 (rs6000_legitimize_reload_address): Likewise.
1921 (rs6000_legitimate_address): Likewise.
1922 (rs6000_emit_move): Likewise.
1923 (function_arg_boundary): Likewise.
1924 (function_arg_advance): Likewise.
1925 (rs6000_darwin64_record_arg_recurse): Likewise.
1926 (function_arg): Likewise.
1927 (rs6000_gimplify_va_arg): Likewise.
1928 (rs6000_split_multireg_move): Likewise.
1929 (rs6000_output_function_epilogue): Likewise.
1930 (rs6000_output_function_epilogue): Likewise.
1931 (rs6000_register_move_cost): Likewise.
1932 (rs6000_function_value): Likewise.
1933 (rs6000_libcall_value): Likewise.
1935 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1937 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
1939 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1941 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
1942 Use $MULTIDIR to choose between the kernel and RTP headers,
1943 and use $WIND_BASE and $WIND_USR to locate them.
1945 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1947 * config/i386/i386.c (override_options): Put initialization of
1948 ix86_tune_mask and ix86_arch_mask to the correct place.
1950 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1951 Michael Meissner <michael.meissner@amd.com>
1954 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
1956 (TARGET_CMOVE): Use ARCHMASK.
1957 (TARGET_CMPXCHG): Ditto.
1958 (TARGET_CMPXCHG8B): Ditto.
1959 (TARGET_XADD): Ditto.
1960 (TARGET_BSWAP): Ditto.
1961 * config/i386/i386.c (ix86_tune_mask): New global variable.
1962 (ix86_arch_mask): Ditto.
1963 (override_options): Initialize ix86_tune_mask and
1964 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
1967 2007-03-02 Ben Elliston <bje@au.ibm.com>
1970 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
1972 2007-03-02 Joseph Myers <joseph@codesourcery.com>
1974 * target.h (init_dwarf_reg_sizes_extra): New target hook.
1975 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
1976 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
1977 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
1979 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
1980 rs6000_init_dwarf_reg_sizes_extra): New.
1981 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
1982 SPE register high parts.
1984 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
1986 * Makefile.in: Add install-pdf target as
1987 copied from automake v1.10 rules.
1988 * configure.ac: Add install-pdf to target list.
1989 * configure: Regenerate.
1991 2007-03-01 Paul Brook <paul@codesourcery.com>
1993 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
1994 modes to LDRD for DImode.
1995 (output_move_double): Fixup out of range ldrd/strd.
1996 (vfp_secondary_reload_class): Rename...
1997 (coproc_secondary_reload_class): ... to this. Add wb argument.
1998 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
1999 coproc_secondary_reload_class for CLASS_IWMMXT.
2000 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
2001 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
2003 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
2005 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
2006 factor by the estimated number of iterations.
2007 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
2010 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
2011 decode_caches_intel, detect_caches_intel): New functions.
2012 (host_detect_local_cpu): Use detect_caches_amd and
2013 detect_caches_intel.
2015 2007-03-01 Richard Henderson <rth@redhat.com>
2017 * expr.c (emit_move_complex_push): Export.
2018 (emit_move_complex_parts): Split out from ...
2019 (emit_move_complex): ... here.
2020 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
2021 * config/i386/i386.md (movcdi): New.
2023 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
2025 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
2026 size of mode1 to check for tieable modes in MMX case.
2028 2007-03-01 Richard Sandiford <richard@codesourcery.com>
2030 * Makefile.in (rtlanal.o): Depend on tree.h.
2031 * rtl.h (offset_within_section_p, split_const): Declare.
2032 * rtlanal.c: Include tree.h.
2033 (offset_within_block_p): New function, taken from
2034 mips_offset_within_object_p.
2035 (split_const): New function, taken from mips_split_const.
2036 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
2038 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
2039 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
2040 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
2041 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
2042 (m68k_illegitimate_symbolic_constant_p): New function.
2043 * config/m68k/m68k.md (movsi): Remove misleading predicates.
2044 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
2045 symbolic constant that might be outside the symbol's section,
2046 move the symbol first and then add the offset.
2047 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
2049 * config/mips/mips.c (mips_split_const): Delete.
2050 (mips_offset_within_object_p): Delete.
2051 (mips_symbolic_constant_p): Use offset_within_section_p and
2052 split_const instead of mips_offset_within_object_p and
2054 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
2055 (mips_legitimize_const_move, print_operand_reloc)
2056 (mips_dangerous_for_la25_p): Use split_const instead of
2059 2007-02-28 Eric Christopher <echristo@apple.com>
2061 * Makefile.in (install-include-dir): Don't rm -rf include.
2063 2007-02-28 Richard Guenther <rguenther@suse.de>
2066 * fold-const.c (fold_binary): Do not associate expressions
2067 with more than one variable for integer types that do not wrap.
2069 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
2071 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
2072 Delete, and replace with...
2073 (fold_builtin_call_array): This. Update callers to use it.
2074 * fold-const.c (fold_build_call_list): Delete, and replace with...
2075 (fold_build_call_array): This.
2076 (fold_build_call_list_initializer): Delete, and replace with...
2077 (fold_build_call_array_initializer): This.
2078 * tree.h: Update declarations to reflect above changes.
2080 * c-typeck.c (build_function_call): Store converted arguments
2081 in a stack-allocated array instead of building a list.
2082 (convert_arguments): Store arguments in the array passed in as an
2083 argument, and return the actual number of arguments.
2084 * c-format.c: (check_function_format): Pass arguments in an
2085 array instead of a list.
2086 * c-common.c (check_function_nonnull): Likewise.
2087 (check_function_sentinel): Likewise.
2088 (check_function_arguments): Likewise.
2089 * c-common.h: Update declarations to reflect above changes.
2091 2007-02-28 Jan Hubicka <jh@suse.cz>
2093 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
2094 PRED_NEGATIVE_RETURN): Update outcomes.
2096 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
2098 * calls.c (emit_library_call_value_1): Handle partial registers
2099 correctly when building up CALL_INSN_FUNCTION_USAGE.
2101 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2103 * pa/predicates.md (move_src_operand): Allow zero for mode.
2104 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
2107 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
2110 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
2111 *movv2df_internal): Enable pattern only for valid operand
2113 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
2114 tie only 128bit modes. For MMX registers, tie only 64bit modes.
2116 2007-02-27 Mike Stump <mrs@apple.com>
2118 * config/darwin-crt3.c: Avoid compilation when compiling for a
2121 2007-02-27 Joseph Myers <joseph@codesourcery.com>
2123 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
2125 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
2126 for fixed headers and limits.h.
2127 (install-include-dir, install-headers-tar, install-headers-cpio,
2128 install-headers-cp, real-install-headers-tar,
2129 real-install-headers-cpio, real-install-headers-cp): Handle
2130 include-fixed as well as include.
2131 (install-mkheaders): Don't install files that go only in include
2133 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
2134 from GCC_INCLUDE_DIR.
2135 * gcc.c (process_command): Remove special -BstageN/ handling.
2136 (do_spec_1): Add include-fixed directories.
2138 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2140 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
2142 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
2144 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
2147 2007-02-27 Mark Mitchell <mark@codesourcery.com>
2149 * c-common.c (get_priority): Add check for
2150 SUPPORTS_INIT_PRIORITY.
2152 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2154 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
2156 * config/bfin/bfin.c: Include "cfglayout.h".
2157 (MAX_LSETUP_DISTANCE): New macro.
2158 (struct loop_info): New members incoming, incoming_src and
2159 incoming_dest. Delete member predecessor.
2160 (length_for_loop): New function.
2161 (bfin_optimize_loop): Handle more different loop structures.
2162 (bfin_discover_loop): Rework detection of predecessor blocks by
2163 examining incoming edges.
2164 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
2166 (bfin_reorder_loops): New function.
2167 (bfin_reorg_loops): Use these three new functions.
2169 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
2170 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
2171 (CONSTRAINT_LEN): Add entry for 'q'.
2172 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
2173 Add 'q' constraints.
2174 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
2175 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
2177 * config/bfin/bfin.md (add_with_carry): New pattern.
2178 (s_or_u, su_optab, su_modifier): New code macros/attrs.
2179 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
2180 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
2181 support unsigned multiplies too. Removed incorrect commutativity from
2182 operand 1 constraint where appropriate.
2183 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
2185 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
2186 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
2188 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
2189 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
2190 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
2191 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
2192 usmulhisi_hh_huh): New patterns.
2194 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
2195 lshifthi3): Fix output template to use half reg for operand 2.
2197 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
2200 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
2202 2007-02-27 Andreas Schwab <schwab@suse.de>
2204 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
2206 2007-02-27 Jan Hubicka <jh@suse.cz>
2208 * predict.c (last_basic_block_p): Remove.
2209 (tree_estimate_probability): Update return heuristic for commonized
2212 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2214 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
2216 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2218 * doc/include/gcc-common.texi (versionsubtitle): New macro.
2219 * doc/cpp.texi: Standardize title page.
2220 * doc/cppinternals.texi: Likewise.
2221 * doc/gcc.texi: Standardize title page, remove version number
2222 from copyright page.
2223 * doc/gccint.texi: Likewise.
2224 * doc/install.texi: Standardize title page, add table of
2227 2007-02-26 Jan Hubicka <jh@suse.cz>
2229 * predict.def: Set outcomes according to more recent results.
2230 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
2231 Remove dead predictors.
2232 * predict.c (return_prediction): Fix pasto.
2234 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2236 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
2237 change; avoid a memory leak when returning early.
2239 2007-02-26 Mark Mitchell <mark@codesourcery.com>
2241 * c-decl.c (static_ctors): Move to c-common.c.
2242 (static_dtors): Likewise.
2243 (finish_function): Use c_record_cdtor_fn.
2244 (build_cdtor): Move to c-common.c.
2245 (c_write_global_declarations): Use c_build_cdtor_fns.
2246 * c-common.h (static_ctors): Declare.
2247 (static_dtors): Likewise.
2248 (c_record_cdtor_fn): Likewise.
2249 (c_build_cdtor_fns): Likewise.
2250 * c-common.c (static_ctors): New variable.
2251 (static_dtors): Likewise.
2252 (c_record_cdtor_fn): New function.
2253 (build_cdtor): Move from c-decl.c
2254 (c_build_cdtor_fns): New function.
2256 * output.h (assemble_addr_to_section): Declare.
2257 (get_cdtor_priority_section): Likewise.
2258 * varasm.c (assemble_addr_to_section): New function.
2259 (get_cdtor_priority_section): Likewise.
2260 (default_named_section_asm_out_destructor): Use them.
2261 (destor_dtor_section_asm_out_destructor): Likewise.
2262 (default_named_section_asm_out_constructor): Likewise.
2263 (default_ctor_section_asm_out_constructor): Likewise.
2264 * config.gcc (*-*-vxworks*): Include vxworks.o.
2265 * config/t-vxworks (vxworks.o): New target.
2266 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
2267 (TARGET_ASM_CONSTRUCTOR): Define.
2268 (TARGET_ASM_DESTRUCTOR): Likewise.
2269 (vxworks_asm_out_constructor): Declare.
2270 (vxworks_asm_out_destructor): Likewise.
2272 * c-common.c (get_priority): Check that we have not just an
2273 INTEGER_CST, but an integer constant with integeral type.
2275 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
2277 PR tree-optimization/30938
2278 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
2279 use &dt[nargs-1] instead of &dt[nargs] in the call to
2280 vect_is_simple_use().
2282 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
2284 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
2285 from register elimination as PRE_MODIFY / POST_MODIFY increments.
2286 Do not attempt to handle MEM inside auto-inc expressions.
2287 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
2288 of a register modified by an auto-inc expression. However, do handle
2289 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
2290 (elimination_effects): Prohibit elimination of a register modified
2291 by an auto-inc expression. Disable register elimination rules whose
2292 target register is modified by an auto-inc expression with variable
2295 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2297 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
2299 (array_at_struct_end_p): New function.
2300 (idx_infer_loop_bounds): Use it.
2301 (estimate_numbers_of_iterations_loop): Export.
2302 * predict.c (predict_loops): Use estimated_loop_iterations_int.
2303 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
2304 (tree_estimate_probability): Call record_loop_exits.
2305 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
2306 (estimated_loop_iterations, estimated_loop_iterations_int,
2307 estimated_loop_iterations_tree): New functions.
2308 (analyze_siv_subscript_cst_affine,
2309 compute_overlap_steps_for_affine_1_2,
2310 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
2311 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
2312 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
2313 (PRED_LOOP_ITERATIONS_GUESSED): New.
2314 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
2315 * cfgloop.h (estimate_numbers_of_iterations_loop,
2316 estimated_loop_iterations_int): Declare.
2318 2007-02-25 Mark Mitchell <mark@codesourcery.com>
2320 * doc/extend.texi: Document optional priority argument to
2321 constructors and destructors.
2322 * tree.c (init_priority_for_decl): Adjust GTY markers.
2323 (init_ttree): Use priority-info hash functions for
2324 init_priority_for_decl.
2325 (tree_map_eq): Rename to ...
2326 (tree_map_base_eq): ... this.
2327 (tree_map_marked_p): Rename to ...
2328 (tree_map_base_marked_p): ... this.
2329 (tree_map_base_hash): New function.
2330 (decl_init_priority_lookup): Rework.
2331 (decl_fini_priority_lookup): New function.
2332 (decl_priority_info): New function.
2333 (decl_init_priority_insert): Use it.
2334 (decl_fini_priority_insert): Likewise.
2335 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
2337 (decl_restrict_base_insert): Likewise.
2338 (decl_debug_expr_insert): Likewise.
2339 (decl_value_expr_lookup): Likewise.
2340 (decl_value_expr_insert): Likewise.
2341 * tree.h (priority_type): New type.
2342 (decl_init_priority_lookup): Use priority_type.
2343 (decl_fini_priority_lookup): New function.
2344 (decl_init_priority_insert): Use priority_type.
2345 (decl_fini_priority_insert): New function.
2346 (DECL_HAS_INIT_PRIORITY): Tweak comments.
2347 (DECL_INIT_PRIORITY): Likewise.
2348 (SET_DECL_INIT_PRIORITY): Add comment.
2349 (DECL_FINI_PRIORITY): New macro.
2350 (SET_DECL_FINI_PRIORITY): Likewise.
2351 (DEFAULT_INIT_PRIORITY): Document.
2352 (MAX_INIT_PRIORITY): Likewise.
2353 (MAX_RESERVED_INIT_PRIORITY): Likewise.
2354 (tree_map_base): New type.
2355 (tree_map_base_eq): New function.
2356 (tree_map_base_hash): Likewise.
2357 (tree_map_base_marked_p): Likewise.
2358 (tree_map): Inherit from tree_map_base.
2359 (tree_map_eq): Make it a macro.
2360 (tree_map_marked_p): Likewise.
2361 (tree_int_map): Inherit from tree_map_base.
2362 (tree_int_map_eq): Make it a macro.
2363 (tree_int_map_hash): Likewise.
2364 (tree_int_map_marked_p): Likewise.
2365 (tree_priority_map): New type.
2366 (tree_priority_map_eq): New macro.
2367 (tree_priority_map_hash): Likewise.
2368 (tree_priority_map_marked_p): Likewise.
2369 * varasm.c (emults_decl): Adjust for refactoring of tree_map
2371 (emutls_common_1): Likewise.
2372 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
2373 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
2374 of tree_map hierarchy.
2375 * tree-cfg.c (move_stmt_r): Likewise.
2376 (new_label_mapper): Likewise.
2377 * c-tree.h (c_expand_body): Move to ...
2378 * c-common.h (c_expand_body): ... here.
2379 * c-decl.c (c_expand_body): Move to ...
2380 * c-common.c (c_expand_body): ... here.
2381 (c_common_attribute_table): Allow 1 argument for the constructor
2382 and destructor attributes.
2383 (get_priority): New function.
2384 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
2385 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
2387 2007-02-24 Jan Hubicka <jh@suse.cz>
2390 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
2392 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2393 Jan Hubicka <jh@suse.cz>
2396 * i386.c (counter_mode): New function.
2397 (expand_set_or_movmem_via_loop): Use it.
2398 (expand_movmem_epilogue): Likewise; fix pasto.
2399 (ix86_expand_movmem): Do emit guard even for constant counts.
2400 (ix86_expand_setmem): Likewise.
2402 2007-02-25 Nick Clifton <nickc@redhat.com>
2404 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
2405 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2407 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2410 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
2411 count argument with 0x10, not with 0x16.
2412 (expand_setmem_epilogue): Ditto.
2414 2007-02-24 Mike Stump <mrs@apple.com>
2416 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
2419 2007-02-24 Richard Guenther <rguenther@suse.de>
2422 * fold-const.c (fold_binary): Fold x +- CST op x for
2423 EQ_EXPR and NE_EXPR.
2425 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2427 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
2429 2007-02-24 Jan Hubicka <jh@suse.cz>
2431 * cgraphunit.c (decide_is_function_needed): Honor
2432 -fkeep-inline-functions.
2434 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2436 * builtins.c (fold_builtin_modf): New.
2437 (fold_builtin_2): Use it.
2439 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
2441 * loop-iv.c (implies_p): Detect additional cases where A implies B.
2442 (determine_max_iter): Take additional LOOP arg; all callers changed.
2443 Lose broken logic dealing with PLUS. Try to limit the upper bound by
2444 one using simplifications.
2445 (simplify_using_initial_values): Return if the expression becomes
2446 invalid due to altered regs.
2448 2007-02-23 DJ Delorie <dj@redhat.com>
2450 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
2452 2007-02-23 Mike Stump <mrs@apple.com>
2454 * tlink.c (scan_linker_output): Parse linker messages from
2455 darwin9's linker better.
2457 2007-02-23 Steve Ellcey <sje@cup.hp.com>
2460 * varpool.c (varpool_assemble_pending_decls): Set
2461 varpool_last_needed_node to null.
2463 2007-02-23 DJ Delorie <dj@redhat.com>
2465 * config/i386/i386.c (ix86_data_alignment): Don't specify an
2466 alignment bigger than the object file can handle.
2468 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
2471 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
2472 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
2473 (*movsf_1): Penalize MMX moves.
2475 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
2477 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
2478 2^32-1 or more times unless flag_unsafe_loop_optimizations.
2480 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
2482 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2484 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
2485 (fold_builtin_1): Use them.
2486 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2487 BUILT_IN_SIGNIFICAND.
2489 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
2491 * config/i386/i386.c (bdesc_1arg): Initialize
2492 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
2493 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
2494 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
2495 and IX86_BUILTIN_MOVSLDUP.
2497 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
2499 PR rtl-optimization/30841
2500 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
2502 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2504 * builtins.c (fold_builtin_frexp): New.
2505 (fold_builtin_2): Use it.
2507 2007-02-22 Mark Mitchell <mark@codesourcery.com>
2509 * doc/invoke.texi (Spec Files): Document getenv spec function.
2511 * gcc.c (getenv_spec_function): New function.
2512 (static_spec_functions): Add it.
2513 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
2514 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
2517 2007-02-22 Michael Matz <matz@suse.de
2520 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
2521 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
2523 2007-02-22 Ian Lance Taylor <iant@google.com>
2526 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
2527 (mem_loc_descriptor): Call it.
2529 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
2530 Ira Rosen <irar@il.ibm.com>
2532 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
2534 2007-02-22 Ira Rosen <irar@il.ibm.com>
2536 PR tree-optimization/30843
2537 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
2538 stores only after all the group is vectorized.
2540 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
2542 PR tree-optimization/30858
2543 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
2544 in the reduction cycle have a single use in the loop.
2545 * tree-vectorizer.h (relevant): Add documentation.
2547 2007-02-20 Mike Stump <mrs@apple.com>
2549 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
2550 * configure: Regenerate.
2552 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2554 Change the defaults of some parameters and options.
2555 * config/spu/spu-protos.h (spu_optimization_options): Declare.
2556 * config/spu/spu.c (spu_optimization_options): Add.
2557 (spu_override_options): Change params in spu_optimization_options.
2558 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
2560 Register 127 is only 16 byte aligned when used as a frame pointer.
2561 * config/spu/spu-protos.h (spu_init_expanders): Declare.
2562 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
2563 HARD_FRAME_POINTER_REGNUM.
2564 (spu_legitimate_address): Use regno_aligned_for_reload.
2565 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
2566 aligned when frame_pointer_needed is true.
2567 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
2569 * config/spu/spu.h (INIT_EXPANDERS): Define.
2571 Make sure shift and rotate instructions have valid immediate operands.
2572 * config/spu/predicates.md (spu_shift_operand): Remove.
2573 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
2574 * config/spu/constraints.md (W, O): Extend range.
2575 * config/spu/spu.md (umask, nmask): Define.
2576 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
2577 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
2578 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
2579 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
2580 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
2581 (lshr<mode>3_reg): Fix rtl description.
2583 Make sure mulhisi immediate operands are valid.
2584 * config/spu/predicates.md (imm_K_operand): Add.
2585 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
2587 Generate constants using fsmbi and andi.
2588 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
2589 (print_operand, spu_split_immediate, classify_immediate,
2590 fsmbi_const_p): Handle IC_FSMBI2.
2592 Correctly handle a CONST_VECTOR containing symbols.
2593 * config/spu/spu.c (print_operand): Handle HIGH correctly.
2594 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
2595 (immediate_load_p): Allow symbols that use 2 instructions to create.
2596 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
2597 with symbols when flag_pic is set.
2598 (const_vector_immediate_p): New.
2599 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
2600 accept a CONST_VECTOR with symbols.
2601 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
2602 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
2604 * config/spu/spu.md (high, low): Delete.
2605 (low_<mode>): Define.
2607 Remove INTRmode and INTR_REGNUM, which didn't work.
2608 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
2610 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
2611 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
2612 peephole2 pattern): Don't use INTR or 131.
2613 (movintrcc): Delete.
2614 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
2615 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
2616 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
2617 (UNSPEC_SET_INTR): Add.
2618 * config/spu/spu-modes.def (INTR): Remove.
2620 More accurate warnings about run-time relocations.
2621 * config/spu/spu.c (reloc_diagnostic): Test in_section.
2623 Correctly warn about immediate arguments to specific intrinsics.
2624 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
2625 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
2626 the instruction predicate.
2628 Fix tree check errors with latest update.
2629 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
2631 (spu_expand_builtin): Use CALL_EXPR_FN.
2633 Add missing specific intrinsics.
2634 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
2636 * config/spu/spu_internals.h: Ditto.
2638 Fix incorrect operand modifiers.
2639 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
2640 * config/spu/spu.md (xor<mode>3): Change %S to %J.
2642 Optimize one case of zero_extend of a vec_select.
2643 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
2645 Accept any immediate for hbr.
2646 * config/spu/spu.md (hbr): Change s constraints to i.
2648 2007-02-21 Paul Brook <paul@codesourcery.com>
2650 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
2651 condexec_count when skipping USE and CLOBBER.
2653 2007-02-21 Nick Clifton <nickc@redhat.com>
2655 * common.opt (Warray-bounds): Add Warning attribute.
2656 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
2658 (fsized-zeroes): Add Optimization attribute.
2659 (fsplit-wide-types, ftree-scev-cprop): Likewise.
2660 * c.opt (Wc++0x-compat): Add Warning attribute.
2662 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2665 * reload1.c (eliminate_regs_in_insn): In the single_set special
2666 case, attempt to re-recognize the insn before falling back to
2667 having reload fix it up.
2669 2007-02-20 Eric Christopher <echristo@gmail.com>
2671 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
2672 Rewrite accordingly.
2673 (frv_read_iacc_argument): Ditto.
2674 (frv_expand_set_builtin): Take a call instead of arglist, update for
2676 (frv_expand_unop_builtin): Ditto.
2677 (frv_expand_binop_builtin): Ditto.
2678 (frv_expand_cut_builtin): Ditto.
2679 (frv_expand_binopimm_builtin): Ditto.
2680 (frv_expand_voidbinop_builtin): Ditto.
2681 (frv_expand_int_void2arg): Ditto.
2682 (frv_expand_prefetches): Ditto.
2683 (frv_expand_voidtriop_builtin): Ditto.
2684 (frv_expand_voidaccop_builtin): Ditto.
2685 (frv_expand_load_builtin): Ditto.
2686 (frv_expand_store_builtin): Ditto.
2687 (frv_expand_mdpackh_builtin): Ditto.
2688 (frv_expand_mclracc_builtin): Ditto.
2689 (frv_expand_mrdacc_builtin): Ditto.
2690 (frv_expand_mwtacc_builtin): Ditto.
2691 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
2694 2007-02-20 Janis Johnson <janis187@us.ibm.com>
2696 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
2697 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
2699 (HAVE_GAS_DFP): Check for assembler support of decimal floating
2701 * configure: Regenerate.
2702 * config.in: Regenerate.
2703 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
2704 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
2705 masks to power6 and power6x and to POWERPC_MASKS.
2706 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2708 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
2709 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
2710 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2711 Access PROTOTYPE as variable, not mask.
2713 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2715 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
2716 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
2717 * combine.c (adjust_for_new_dest): Use it.
2718 * postreload.c (reload_combine): Likewise.
2720 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2722 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
2723 notes on an insn with multiple sets, even if single_set returns
2724 non-NULL for that insn.
2726 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2728 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
2731 2007-02-20 Geoffrey Keating <geoffk@apple.com>
2733 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
2734 if user didn't pass it.
2735 * config/i386/darwin.h (CC1_SPEC): Likewise.
2736 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
2737 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
2738 -mmacosx-version-min.
2740 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2741 Uros Bizjak <ubizjak@gmail.com>
2743 * optabs.h (enum optab_index): Add new OTI_scalb.
2744 (scalb_optab): Define corresponding macro.
2745 * optabs.c (init_optabs): Initialize scalb_optab.
2746 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
2748 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
2749 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
2750 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
2751 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
2752 flag_unsafe_math_optimizations is set.
2754 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
2755 to implement scalbf, scalb and scalbl built-ins as inline x87
2758 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2759 DJ Delorie <dj@redhat.com>
2762 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
2763 (diagnostic_report_diagnostic): ... here, and turn them into real
2764 errors. If warnings are inhibited, no need to do anything.
2766 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
2768 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
2769 better code generation.
2771 2007-02-20 Ben Elliston <bje@au.ibm.com>
2773 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
2775 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
2777 * config/alpha/alpha.c, config/alpha/alpha.md,
2778 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
2779 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
2780 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
2781 config/arm/lib1funcs.asm: Follow spelling conventions.
2783 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
2784 config/fr30/fr30.md, config/i386/i386.h,
2785 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2786 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
2787 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
2788 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
2789 config/rs6000/altivec.md, config/rs6000/rs6000.c,
2790 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
2791 config/sparc/sparc.c, config/sparc/sparc.h,
2792 config/sparc/sparc.md, config/spu/constraints.md,
2793 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
2796 2007-02-20 Alan Modra <amodra@bigpond.net.au>
2799 * varasm.c (use_blocks_for_decl_p): Return false for decls with
2802 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2804 * doc/invoke.texi (-ftree-lrs): Remove.
2806 2007-02-19 Diego Novillo <dnovillo@redhat.com>
2808 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
2811 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
2813 * config/ia64/ia64.c (ia64_expand_builtin): Use the
2814 new CALL_EXPR_FN macro for retrieving the function
2815 declaration of the input expression.
2817 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2819 * c.opt (Waddress): New.
2820 * common.opt (Walways-true): Delete.
2821 (Wstring-literal-comparison): Delete.
2822 * doc/invoke.texi (Warning Options): Delete -Walways-true and
2823 -Wstring-literal-comparison. Add -Waddress.
2825 (Walways-true): Delete.
2826 (Wstring-literal-comparison): Delete.
2827 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
2828 consistently instead of -Walways-true in example.
2829 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
2830 * c-typeck.c (parser_build_binary_op): Replace
2831 -Wstring-literal-comparison and -Walways-true with -Waddress.
2832 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
2835 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2837 * tree-cfg.c (dump_function_to_file): Be prepared for functions
2838 without DECL_STRUCT_FUNCTION initialized.
2840 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2842 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
2843 due to calls to functions taking pointers as parameters.
2845 2007-02-19 Richard Henderson <rth@redhat.com>
2848 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
2851 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
2853 * config/s390/s390.c (s390_call_saved_register_used,
2854 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
2855 accessed to the new scheme.
2857 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2859 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
2860 (cris_print_index, cris_print_operand, cris_print_operand_address)
2861 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
2862 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
2863 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
2865 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
2866 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
2867 GO_IF_LEGITIMATE_ADDRESS): Ditto.
2868 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
2869 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
2870 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
2871 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
2872 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
2873 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
2874 (uminsi3, call, call_value): Ditto.
2875 (define_split: indir_to_reg_split, unnamed): Ditto.
2877 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
2879 PR tree-optimization/30975
2880 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
2883 2007-02-18 Eric Christopher <echristo@gmail.com>
2885 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
2886 Remove use of arglist.
2887 (mips_expand_builtin): Remove use of arglist, pass in expr.
2888 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
2889 (mips_expand_builtin_movtf): Ditto.
2890 (mips_expand_builtin_compare): Ditto.
2892 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2894 * tree-sra.c (sra_build_assignment): Replace assertion
2895 checking with a comment explaining why it can't be done.
2897 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2900 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
2901 during CALL_EXPR representation conversion.
2902 * tree-ssa-propagate.c (set_rhs): Likewise.
2904 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2906 * tree-sra.c (sra_build_assignment): Disable assertion checking
2909 2007-02-18 Roger Sayle <roger@eyesopen.com>
2911 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
2912 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2913 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
2915 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
2916 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
2917 gimplify_init_ctor_eval_range, gimple_push_cleanup,
2918 gimplify_omp_for, gimplify_omp_atomic_pipeline,
2919 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
2920 force_gimple_operand): Likewise.
2921 * ipa-cp.c (constant_val_insert): Likewise.
2922 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
2923 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
2924 perfect_nestify): Likewise.
2925 * langhooks.c (lhd_omp_assignment): Likewise.
2926 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
2927 lower_copyprivate_clauses, lower_send_clauses,
2928 lower_send_shared_vars, expand_parallel_call,
2929 expand_omp_for_generic, expand_omp_for_static_nochunk,
2930 expand_omp_for_static_chunk, expand_omp_sections,
2931 lower_omp_single_copy, lower_omp_for_lastprivate,
2932 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
2933 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
2934 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
2937 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2939 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
2940 config/sh/sh.md: Follow spelling conventions.
2942 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
2943 config/frv/predicates.md: Follow spelling conventions.
2945 * config/m68k/linux-unwind.h: Fix a comment typo.
2946 * target.h: Follow spelling conventions.
2948 2007-02-18 Roger Sayle <roger@eyesopen.com>
2950 PR rtl-optimization/28173
2951 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
2952 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
2953 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
2954 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
2955 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
2957 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2959 * builtins.c (fold_builtin_load_exponent): New.
2960 (fold_builtin_2): Use it.
2962 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
2964 PR rtl-optimization/30773
2965 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
2966 if we fail to attach a REG_EQUIV note.
2968 2007-02-18 David Edelsohn <edelsohn@gnu.org>
2969 Roger Sayle <roger@eyesopen.com>
2971 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
2973 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2975 * calls.c (initialize_argument_information): Pass original EXP
2976 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
2977 code to split complex arguments here, as part of initializing the
2979 (expand_call): Remove code that builds a list of arguments and
2980 inserts implicit arguments into it. Instead, just count how many
2981 implicit arguments there will be so we can determine the size of
2982 the ARGS array, and let initialize_argument_information do the work.
2983 (split_complex_values): Delete unused function.
2985 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2987 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
2989 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2991 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
2992 for arg pointer based indexed addressing.
2994 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2996 * config/ia64/ia64.h, config/ia64/ia64.md,
2997 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
2998 spelling conventions.
3000 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3002 * config/m68k/m68k.c (split_di): New.
3003 * config/m68k/m68k-protos.h: Declare split_di.
3004 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
3005 Improve predicate handling and split constant shifts.
3007 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3009 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
3010 parameter for register bitfield operations, general predicates
3013 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3015 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
3016 * config/m68k/linux-unwind.h: New file.
3018 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3020 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
3021 config/i386/athlon.md, config/ia64/ia64.md,
3022 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
3023 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
3024 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
3025 tree-ssa-loop-niter.c, tree-vect-analyze.c,
3026 tree-vect-transform.c: Fix comment typos.
3028 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
3030 * sched-deps.c (find_insn_list): Remove.
3031 * sched-int.h: Remove the prototype for find_insn_list.
3033 2007-02-16 Geoffrey Keating <geoffk@apple.com>
3035 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
3037 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
3038 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
3039 darwin_rs6000_override_options.
3040 (C_COMMON_OVERRIDE_OPTIONS): Expect
3041 darwin_macosx_version_min to be non-NULL always.
3042 (TARGET_C99_FUNCTIONS): Likewise.
3043 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
3044 (DARWIN_MINVERSION_SPEC): New.
3045 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
3046 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
3048 (DARWIN_MINVERSION_SPEC): New.
3049 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
3051 * config/darwin-c.c (darwin_cpp_builtins): Expect
3052 darwin_macosx_version_min to be non-NULL always.
3054 * config/rs6000/rs6000.c: Clean up trailing whitespace.
3056 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
3058 * config/i386/i386.h (x86_use_xchgb): New.
3059 (TARGET_USE_XCHGB): New macro.
3060 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
3061 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
3062 Split after reload into bswaphi for shifts of 8.
3063 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
3064 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
3065 or when optimizing for size.
3067 2007-02-16 Richard Guenther <rguenther@suse.de>
3068 Christian Bruel <christian.bruel@st.com>
3070 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
3071 DECLs but prefer SSA_NAMEs over DECLs.
3073 2007-02-16 Richard Guenther <rguenther@suse.de>
3075 * tree-flow-inline.h (single_imm_use_p): Remove.
3076 (zero_imm_uses_p): Likewise.
3077 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
3078 instead of single_imm_use_p.
3079 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
3082 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3085 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
3086 nested double- and backquotes.
3088 2007-02-15 Roger Sayle <roger@eyesopen.com>
3091 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
3092 should be unreachable.
3093 (build2_stat): Allow construction of MODIFY_EXPR at any time.
3094 For the time being redirect GIMPLE_MODIFY_STMT to the new
3095 (renamed) build_gimple_modify_stmt_stat.
3096 (build2_gimple_stat): Rename to...
3097 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
3098 Always build a GIMPLE_MODIFY_STMT node.
3099 * tree.h (build2_gimple, build2_gimple_stat): Delete.
3100 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
3103 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
3104 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
3105 * tree-complex.c (set_component_ssa_name, expand_complex_move,
3106 expand_complex_div_wide): Likewise.
3107 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
3108 * tree-ssa-loop-im.c (schedule_sm): Likewise.
3109 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
3110 * tree-ssa-loop-manip.c (create_iv): Likewise.
3111 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
3112 abs_replacement): Likewise.
3113 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
3114 realify_fake_stores): Likewise.
3116 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
3117 node rather than a GIMPLE_MODIFY_STMT node.
3118 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
3119 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
3121 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
3122 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
3125 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3128 * fold-const.c (fold_comparison): Add back the
3129 folding of constant complex comparisions.
3131 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3134 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
3135 effects unknown to this function, return early.
3137 2007-02-15 Ian Lance Taylor <iant@google.com>
3139 * lower-subreg.c (move_eh_region_note): New static function.
3140 (resolve_simple_move): Call it.
3141 (decompose_multiword_subregs): Track blocks for which we resolve a
3142 simple move which is also a control flow insn. Pass them to
3143 find_many_sub_basic_blocks.
3144 (pass_lower_subreg): Add TODO_verify_flow.
3145 (pass_lower_subreg2): Likewise.
3147 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3148 Brooks Moses <brooks.moses@codesourcery.com>
3149 Lee Millward <lee.millward@codesourcery.com>
3151 * tree.h (enum tree_code_class): Add tcc_vl_exp.
3152 (VL_EXP_CLASS_P): New.
3153 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
3155 (TREE_OPERAND_CHECK_CODE): Likewise.
3156 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
3157 (TREE_RTL_OPERAND_CHECK): Likewise.
3158 (tree_operand_check_failed): Make second parameter the whole tree
3159 instead of its code. Fixed callers.
3160 (VL_EXP_CHECK): New.
3161 (TREE_OPERAND_LENGTH): New.
3162 (VL_EXP_OPERAND_LENGTH): New.
3163 (CALL_EXPR_FN): New.
3164 (CALL_EXPR_STATIC_CHAIN): New.
3165 (CALL_EXPR_ARGS): New.
3166 (CALL_EXPR_ARG): New.
3167 (call_expr_nargs): New.
3168 (CALL_EXPR_ARGP): New.
3169 (build_nt_call_list): Declare.
3170 (build_vl_exp_stat): Declare.
3171 (build_vl_exp): New.
3172 (build_call_list): Declare.
3173 (build_call_nary): Declare.
3174 (build_call_valist): Declare.
3175 (build_call_array): Declare.
3176 (call_expr_arg): Declare.
3177 (call_expr_argp): Declare.
3178 (call_expr_arglist): Declare.
3179 (fold_build_call_list): Declare.
3180 (fold_build_call_list_initializer): Declare.
3181 (fold_call_expr): Declare to replace fold_builtin.
3182 (fold_builtin_fputs): Update to agree with modified definition.
3183 (fold_builtin_strcpy): Likewise.
3184 (fold_builtin_strncpy): Likewise.
3185 (fold_builtin_memory_chk): Likewise.
3186 (fold_builtin_stxcpy_chk): Likewise.
3187 (fold_builtin_strncpy_chk): Likewise.
3188 (fold_builtin_next_arg): Likewise.
3189 (fold_build_call_expr): Declare.
3190 (fold_builtin_call_list): Declare.
3191 (fold_builtin_call_valist): Declare.
3192 (build_call_expr): Declare.
3193 (validate_arglist): Update to agree with modified definition.
3194 (tree_operand_length): New.
3195 (call_expr_arg_iterator): New.
3196 (init_call_expr_arg_iterator): New.
3197 (next_call_expr_arg): New.
3198 (first_call_expr_arg): New.
3199 (more_call_expr_args_p): New.
3200 (FOR_EACH_CALL_EXPR_ARG): New.
3202 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
3203 and tcc_gimple_stmt.
3204 (tree_code_size): Update documentation. Use sizeof (tree) rather
3205 than sizeof (char *).
3206 (tree_size): Likewise. Add case for tcc_vl_exp.
3207 (tree_node_structure): Add case for tcc_vl_exp.
3208 (contains_placeholder_p): Likewise.
3209 (substitute_in_expr): Likewise.
3210 (substitute_placeholder_in_expr): Likewise.
3211 (stabilize_reference_1): Likewise.
3212 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
3213 to diagnose breakage of this interface for constructing CALL_EXPRs.
3214 (build_nt): Add similar assertion here.
3215 (build_nt_call_list): New.
3216 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
3217 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
3219 (get_callee_fndecl): Use new CALL_EXPR accessors.
3220 (tree_operand_check_failed): Change parameters to pass entire node
3221 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
3222 (process_call_operands): New.
3223 (build_vl_exp_stat): New.
3224 (build_call_list): New.
3225 (build_call_nary): New.
3226 (build_call_valist): New.
3227 (build_call_array): New.
3228 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3229 (call_expr_arglist): New.
3231 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
3232 tcc_vl_exp instead of a fixed-size tcc_expression.
3234 * doc/c-tree.texi (CALL_EXPR): Document new representation and
3235 accessors for CALL_EXPRs.
3236 (AGGR_INIT_EXPR): Likewise.
3238 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3239 Brooks Moses <brooks.moses@codesourcery.com>
3240 Lee Millward <lee.millward@codesourcery.com>
3242 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
3243 (expand_builtin_nonlocal_goto): Change parameter to be entire
3244 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
3245 (expand_builtin_prefetch): Likewise.
3246 (expand_builtin_classify_type): Likewise.
3247 (mathfn_built_in): Return NULL_TREE instead of 0.
3248 (expand_errno_check): Use new CALL_EXPR accessors.
3249 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
3250 Return NULL_RTX instead of 0.
3251 (expand_builtin_mathfn_2): Likewise.
3252 (expand_builtin_mathfn_3): Likewise.
3253 (expand_builtin_interclass_mathfn): Likewise.
3254 (expand_builtin_sincos): Likewise.
3255 (expand_builtin_cexpi): Likewise.
3256 (expand_builtin_int_roundingfn): Likewise.
3257 (expand_builtin_int_roundingfn_2): Likewise.
3258 (expand_builtin_pow): Likewise.
3259 (expand_builtin_powi): Likewise.
3260 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
3261 of arglist, fixing callers appropriately. Use new CALL_EXPR
3262 accessors and constructors. Return NULL_RTX instead of 0.
3263 (expand_builtin_strstr): Likewise.
3264 (expand_builtin_strchr): Likewise.
3265 (expand_builtin_strrchr): Likewise.
3266 (expand_builtin_strpbrk): Likewise.
3267 (expand_builtin_memcpy): Likewise.
3268 (expand_builtin_mempcpy): Likewise.
3269 (expand_builtin_mempcpy_args): New.
3270 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
3271 (expand_builtin_memmove_args): New.
3272 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
3273 (expand_movstr): Likewise.
3274 (expand_builtin_strcpy): Likewise.
3275 (expand_builtin_strcpy_args): New.
3276 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
3277 (expand_builtin_strncpy): Likewise.
3278 (expand_builtin_memset): Likewise.
3279 (expand_builtin_memset_args): New.
3280 (expand_builtin_bzero): Similarly to expand_builtin_memset.
3281 (expand_builtin_memcmp): Likewise.
3282 (expand_builtin_strcmp): Likewise.
3283 (expand_builtin_strncmp): Likewise.
3284 (expand_builtin_strcat): Likewise.
3285 (expand_builtin_strncat): Likewise.
3286 (expand_builtin_strspn): Likewise.
3287 (expand_builtin_strcspn): Likewise.
3288 (expand_builtin_args_info): Likewise.
3289 (expand_builtin_va_start): Likewise.
3290 (gimplify_va_arg_expr): Likewise.
3291 (expand_builtin_va_end): Likewise.
3292 (expand_builtin_va_copy): Likewise.
3293 (expand_builtin_frame_address): Likewise.
3294 (expand_builtin_alloca): Likewise.
3295 (expand_builtin_bswap): Likewise.
3296 (expand_builtin_unop): Likewise.
3297 (expand_builtin_fputs): Likewise.
3298 (expand_builtin_expect): Likewise.
3299 (expand_builtin_fabs): Likewise.
3300 (expand_builtin_copysign): Likewise.
3301 (expand_builtin_printf): Likewise.
3302 (expand_builtin_fprintf): Likewise.
3303 (expand_builtin_sprintf): Likewise.
3304 (expand_builtin_init_trampoline): Likewise.
3305 (expand_builtin_signbit): Likewise.
3306 (expand_builtin_fork_or_exec): Likewise.
3307 (expand_builtin_sync_operation): Likewise.
3308 (expand_builtin_compare_and_swap): Likewise.
3309 (expand_builtin_lock_test_and_set): Likewise.
3310 (expand_builtin_lock_release): Likewise.
3311 (expand_builtin): Likewise.
3312 (builtin_mathfn_code): Likewise.
3314 (fold_builtin_constant_p): Pass call arguments individually instead
3315 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3316 accessors and constructors. Return NULL_TREE instead of 0.
3317 (fold_builtin_expect): Likewise.
3318 (fold_builtin_classify_type): Likewise.
3319 (fold_builtin_strlen): Likewise.
3320 (fold_builtin_nan): Likewise.
3321 (integer_valued_real_p): Likewise.
3322 (fold_trunc_transparent_mathfn): Likewise.
3323 (fold_fixed_mathfn): Likewise.
3324 (fold_builtin_cabs): Likewise.
3325 (fold_builtin_sqrt): Likewise.
3326 (fold_builtin_cbrt): Likewise.
3327 (fold_builtin_cos): Likewise.
3328 (fold_builtin_cosh): Likewise.
3329 (fold_builtin_tan): Likewise.
3330 (fold_builtin_sincos): Likewise.
3331 (fold_builtin_cexp): Likewise.
3332 (fold_builtin_trunc): Likewise.
3333 (fold_builtin_floor): Likewise.
3334 (fold_builtin_ceil): Likewise.
3335 (fold_builtin_round): Likewise.
3336 (fold_builtin_int_roundingfn): Likewise.
3337 (fold_builtin_bitop): Likewise.
3338 (fold_builtin_bswap): Likewise.
3339 (fold_builtin_logarithm): Likewise.
3340 (fold_builtin_hypot): Likewise.
3341 (fold_builtin_pow): Likewise.
3342 (fold_builtin_powi): Likewise.
3343 (fold_builtin_exponent): Likewise.
3344 (fold_builtin_memset): Likewise.
3345 (fold_builtin_bzero): Likewise.
3346 (fold_builtin_memory_op): Likewise.
3347 (fold_builtin_bcopy): Deleted; call site changed to invoke
3348 fold_builtin_memory_op directly.
3349 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
3350 (fold_builtin_strncpy): Likewise.
3351 (fold_builtin_memcmp): Likewise.
3352 (fold_builtin_strcmp): Likewise.
3353 (fold_builtin_strncmp): Likewise.
3354 (fold_builtin_signbit): Likewise.
3355 (fold_builtin_copysign): Likewise.
3356 (fold_builtin_isascii): Likewise.
3357 (fold_builtin_toascii): Likewise.
3358 (fold_builtin_isdigit): Likewise.
3359 (fold_builtin_fabs): Likewise.
3360 (fold_builtin_abs): Likewise.
3361 (fold_builtin_fmin_fmax): Likewise.
3362 (fold_builtin_carg): Likewise.
3363 (fold_builtin_classify): Likewise.
3364 (fold_builtin_unordered_cmp): Likewise.
3366 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
3367 New functions split out from fold_builtin_1.
3368 (fold_builtin_n): New.
3369 (fold_builtin_varargs): New.
3370 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
3372 (fold_call_expr): New.
3373 (build_function_call_expr): Rewrite to use new helper function.
3374 (fold_builtin_call_list): New.
3375 (build_call_expr): New.
3376 (fold_builtin_call_valist): New.
3377 (rewrite_call_expr): New.
3378 (validate_arg): New.
3379 (validate_arglist): Change parameter to be entire CALL_EXPR instead
3380 of an arglist. Change return type to bool. Use new CALL_EXPR
3383 (fold_builtin_strstr): Pass call arguments individually instead
3384 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3385 accessors and constructors. Return NULL_TREE instead of 0.
3386 (fold_builtin_strchr): Likewise.
3387 (fold_builtin_strrchr): Likewise.
3388 (fold_builtin_strpbrk): Likewise.
3389 (fold_builtin_strcat): Likewise.
3390 (fold_builtin_strncat): Likewise.
3391 (fold_builtin_strspn): Likewise.
3392 (fold_builtin_strcspn): Likewise.
3393 (fold_builtin_fputs): Likewise.
3394 (fold_builtin_next_arg): Likewise.
3395 (fold_builtin_sprintf): Likewise.
3397 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
3398 NULL_RTX instead of 0.
3399 (expand_builtin_memory_chk): Likewise.
3400 (maybe_emit_chk_warning): Likewise.
3401 (maybe_emit_sprintf_chk_warning): Likewise.
3403 (fold_builtin_object_size): Pass call arguments individually instead
3404 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3405 accessors and constructors. Return NULL_TREE instead of 0.
3406 (fold_builtin_memory_chk): Likewise.
3407 (fold_builtin_stxcpy_chk): Likewise.
3408 (fold_builtin_strncpy_chk): Likewise.
3409 (fold_builtin_strcat_chk): Likewise.
3410 (fold_builtin_strcat_chk): Likewise.
3411 (fold_builtin_strncat_chk): Likewise.
3412 (fold_builtin_sprintf_chk): Likewise.
3413 (fold_builtin_snprintf_chk): Likewise.
3414 (fold_builtin_printf): Likewise.
3415 (fold_builtin_vprintf): Likewise.
3417 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
3419 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
3420 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3421 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
3422 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
3423 (fold_unary): Likewise.
3424 (fold_binary): Likewise.
3425 (fold_ternary): Remove CALL_EXPR case, since they are no longer
3426 ternary expressions.
3427 (fold): Add logic for tcc_vl_exp.
3428 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
3429 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3430 (fold_build3_stat): Add assertion to flag broken interface for
3431 constructing CALL_EXPRs.
3432 (fold_build_call_list): New.
3433 (fold_build_call_list_initializer): New.
3434 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
3436 (fold_strip_sign_ops): Likewise.
3438 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3439 Brooks Moses <brooks.moses@codesourcery.com>
3440 Lee Millward <lee.millward@codesourcery.com>
3442 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
3443 accessors and dump arguments explicitly.
3445 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
3447 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
3449 (print_call_name): Use new CALL_EXPR accessors.
3451 * print-tree.c (print_node): Add case tcc_vl_exp. Print
3452 CALL_EXPR arguments explicitly instead of as a list. Use
3453 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3455 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
3456 (vrp_visit_stmt): Likewise.
3458 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
3459 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
3461 (force_move_till_expr): Likewise.
3463 * targhooks.c (default_external_stack_protect_fail): Use
3464 build_call_expr instead of build_function_call_expr.
3465 (default_hidden_stack_protect_fail): Likewise.
3467 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
3470 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
3471 and walk arguments explicitly.
3473 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
3474 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3475 (expand_simple_operations): Likewise.
3476 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
3478 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
3479 of TREE_CODE_LENGTH.
3480 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
3482 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
3483 instead of TREE_CODE_LENGTH.
3485 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
3486 (tree_ic_transform): Likewise.
3487 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
3488 parameter instead of arglist. Fix callers.
3489 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
3490 (tree_stringops_transform): Likewise.
3491 (tree_indirect_call_to_profile): Likewise.
3492 (tree_stringops_values_to_profile): Likewise.
3494 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
3495 (eliminate_tail_call): Likewise.
3497 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
3499 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3500 Use TREE_OPERAND_LENGTH and generalize to handle any number of
3502 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
3504 * omp-low.c (build_omp_barrier): Use build_call_expr.
3505 (lower_rec_input_clauses): Likewise.
3506 (lower_reduction_clauses): Likewise.
3507 (expand_parallel_call): Likewise.
3508 (maybe_catch_exception): Likewise.
3509 (expand_omp_for_generic): Likewise.
3510 (expand_omp_for_static_nochunk): Likewise.
3511 (expand_omp_sections): Likewise.
3512 (lower_omp_single_simple): Likewise.
3513 (lower_omp_single_copy): Likewise.
3514 (lower_omp_master): Likewise.
3515 (lower_omp_ordered): Likewise.
3516 (lower_omp_critical): Likewise.
3518 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
3519 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
3521 * tree-gimple.c (is_gimple_call_addr): Fix doc.
3522 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
3523 TREE_CODE_LENGTH. Add tcc_vl_exp case.
3525 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
3526 and generalize to handle any number of operands.
3527 (chrec_contains_undetermined): Likewise.
3528 (tree_contains_chrecs): Likewise.
3529 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
3531 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
3533 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
3534 fold_call_expr instead of fold_builtin.
3535 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
3536 match declarations there.
3537 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
3540 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
3541 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3543 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
3544 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
3546 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
3549 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
3550 (execute_cse_sincos): Use new CALL_EXPR accessors.
3552 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
3554 * gimple-low.c (lower_function_body): Use build_call_expr.
3555 (lower_builtin_setjmp): Likewise.
3557 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
3558 (set_storage_via_libcall): Likewise.
3559 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
3560 instead of TREE_CODE_LENGTH.
3561 (expand_expr_real_1): Use new CALL_EXPR accessors.
3563 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
3564 generalize to handle any number of operands.
3565 (TB_parent_eq): Likewise.
3567 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
3568 (strip_builtin_expect): Likewise.
3570 * function.c (gimplify_parameters): Use build_call_expr.
3572 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
3573 instead of TREE_CODE_LENGTH.
3575 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
3576 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
3578 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
3581 * gimplify.c (build_stack_save_restore): Use build_call_expr.
3582 (gimplify_decl_expr): Likewise.
3583 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
3584 Use new CALL_EXPR iterators.
3585 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
3586 (gimplify_modify_expr_to_memset): Likewise.
3587 (gimplify_variable_sized_compare): Likewise.
3588 (gimplify_omp_atomic_fetch_op): Likewise.
3589 (gimplify_omp_atomic_pipeline): Likewise.
3590 (gimplify_omp_atomic_mutex): Likewise.
3591 (gimplify_function_tree): Likewise.
3593 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
3594 (call_expr_flags): Likewise.
3595 (expand_call): Likewise.
3597 * except.c (expand_builtin_eh_return_data_regno): Pass entire
3598 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3601 * coverage.c (create_coverage): Use build_call_expr.
3603 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
3604 (temp_call_expr_obstack): New.
3605 (pool_copy_list): Delete.
3606 (temp_copy_call_expr): New.
3607 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
3608 CALL_EXPR accessors. Get rid of special goo for copying argument
3609 lists and use temp_copy_call_expr instead.
3610 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
3611 CALL_EXPR accessors.
3612 (create_expression_by_pieces): Likewise. Use build_call_array
3613 to construct the result instead of fold_build3.
3614 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
3615 dealing with argument lists.
3616 (init_pre): Remove references to expression_node_pool and
3617 list_node_pool. Init temp_call_expr_obstack instead.
3618 (fini_pre): Remove references to expression_node_pool and
3621 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
3622 and walk arguments explicitly instead of as a list.
3624 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
3625 (mx_register_decls): Likewise.
3626 (mudflap_register_call): Likewise.
3627 (mudflap_finish_file): Likewise.
3629 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
3630 (ipa_callsite_compute_param): Likewise.
3632 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
3633 accessors and constructor.
3635 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
3636 accessors and constructor.
3637 (convert_tramp_reference): Likewise.
3638 (convert_call_expr): Likewise.
3639 (finalize_nesting_tree_1): Likewise.
3641 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
3644 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
3646 * tree-inline.c (initialize_inlined_parameters): Pass entire
3647 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3649 (estimate_num_insns_1): Use new CALL_EXPR accessors.
3650 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
3652 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
3653 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3654 (vectorizable_reduction): Likewise.
3655 (vectorizable_call): Use new CALL_EXPR iterators.
3656 (vectorizable_conversion): Use build_call_expr.
3657 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
3658 (vect_gen_widened_results_half): Use build_call_expr.
3659 (vect_setup_realignment): Likewise.
3660 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
3662 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
3663 (pass_through_call): Likewise.
3664 (compute_object_sizes): Likewise. Use fold_call_expr instead of
3667 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
3668 (tree_gen_pow2_profiler): Likewise.
3669 (tree_gen_one_value_profiler): Likewise.
3670 (tree_gen_ic_func_profiler): Likewise.
3671 (tree_gen_average_profiler): Likewise.
3672 (tree_gen_ior_profiler): Likewise.
3674 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
3675 (find_func_aliases): Use new CALL_EXPR accessors. Add case
3676 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3678 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
3679 of TREE_CODE_LENGTH.
3681 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
3682 of TREE_CODE_LENGTH.
3684 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
3686 (convert_to_integer): Likewise.
3688 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
3691 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3692 Brooks Moses <brooks.moses@codesourcery.com>
3693 Lee Millward <lee.millward@codesourcery.com>
3695 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
3697 * config/frv/frv.c (frv_expand_builtin): Likewise.
3698 * config/s390/s390.c (s390_expand_builtin): Likewise.
3700 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
3701 (sparc_expand_builtin): Use new CALL_EXPR accessors.
3703 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
3704 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
3705 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
3706 (ix86_expand_store_builtin): Likewise.
3707 (ix86_expand_unop_builtin): Likewise.
3708 (ix86_expand_unop1_builtin): Likewise.
3709 (ix86_expand_sse_compare): Likewise.
3710 (ix86_expand_sse_comi): Likewise.
3711 (ix86_expand_vec_init_builtin): Likewise.
3712 (ix86_expand_vec_ext_builtin): Likewise.
3713 (ix86_expand_vec_set_builtin): Likewise.
3714 (ix86_expand_builtin): Use new CALL_EXPR accessors.
3716 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
3717 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3719 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
3720 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3721 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
3723 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
3725 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3726 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
3727 arglist. Use new CALL_EXPR accessors. Fix callers.
3728 (altivec_expand_abs_builtin): Likewise.
3729 (rs6000_expand_binop_builtin): Likewise.
3730 (altivec_expand_predicate_builtin): Likewise.
3731 (altivec_expand_lv_builtin): Likewise.
3732 (spe_expand_stv_builtin): Likewise.
3733 (altivec_expand_stv_builtin): Likewise.
3734 (rs6000_expand_ternop_builtin): Likewise.
3735 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
3736 (altivec_expand_st_builtin): Likewise.
3737 (altivec_expand_dst_builtin): Likewise.
3738 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
3739 arglist. Use new CALL_EXPR accessors. Fix callers.
3740 (altivec_expand_vec_set_builtin): Likewise.
3741 (altivec_expand_vec_ext_builtin): Likewise.
3742 (altivec_expand_builtin): Use new CALL_EXPR accessors.
3743 (spe_expand_builtin): Likewise.
3744 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
3745 arglist. Use new CALL_EXPR accessors. Fix callers.
3746 (spe_expand_evsel_builtin): Likewise.
3747 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
3748 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
3750 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
3751 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3752 (arm_expand_unop_builtin): Likewise.
3753 (arm_expand_builtin): Use new CALL_EXPR accessors.
3755 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
3758 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
3759 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3760 (bfin_expand_unop_builtin): Likewise.
3761 (bfin_expand_builtin): Use new CALL_EXPR accessors.
3763 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3764 Brooks Moses <brooks.moses@codesourcery.com>
3765 Lee Millward <lee.millward@codesourcery.com>
3767 * c-semantics.c (build_stmt): Add internal diagnostic check.
3769 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
3770 accessors. Print arguments explicitly instead of as a list.
3772 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
3774 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
3775 (c_finish_omp_flish): Likewise.
3777 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
3778 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
3779 instead of TREE_CODE_LENGTH.
3780 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
3781 (c_warn_unused_result): Likewise.
3783 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3786 * doc/invoke.texi (Warning Options): Remove
3787 -Werror-implicit-function-declaration.
3788 (Wimplicit-function-declaration): Update description.
3789 * opts.c (common_handle_option): Move handling of -Werror=* to...
3790 (enable_warning_as_error): ...here.
3791 * opts.h (enable_warning_as_error): Declare.
3792 * c-decl.c (implicit_decl_warning): Unless
3793 -Wno-implicit-function-declaration is given, emit a pedwarn if
3794 -std=c99 or emit a warning if -Wimplicit-function-declaration.
3795 * c.opt (Wimplicit-function-declaration): Replace
3796 mesg_implicit_function_declaration with
3797 warn_implicit_function_declaration.
3798 * c-opts.c (c_common_handle_option):
3799 -Werror-implicit-function-declaration is exactly equal as
3800 -Werror=implicit-function-declaration.
3801 (set_Wimplicit): Replace mesg_implicit_function_declaration with
3802 warn_implicit_function_declaration.
3803 (c_common_post_options): -Wimplict-function-declaration is enabled
3804 by default by -std=c99, otherwise is disabled by default.
3805 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
3807 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3809 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
3810 DECL on the rhs to a DECL on the lhs for debug info purposes if the
3811 former is ignored but not the latter.
3813 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3815 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
3816 is made and the reference doesn't use the alias set of its type,
3817 do not create the temporary using that type.
3819 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
3821 * jump.c: Remove prototypes for delete_computation and
3822 delete_prior_computation.
3824 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3826 * jump.c (get_label_after): Delete.
3827 (get_label_before, delete_computation, delete_jump,
3828 delete_prior_computation, follow_jumps): Move...
3829 * reorg.c (delete_computation, delete_prior_computation): ... here...
3830 (get_label_before, delete_jump): ... making these static ...
3831 (follow_jumps): ... and simplifying this since it only runs after
3833 * rtl.h (get_label_after, get_label_before, delete_jump,
3834 follow_jumps): Delete prototypes.
3836 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3838 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
3840 2007-02-15 Nick Clifton <nickc@redhat.com>
3842 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
3843 order to prevent it from being munged by the target.
3845 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
3847 * config/i386/i386.md: Remove misleading comment.
3849 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3851 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
3852 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
3855 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3857 * tree-sra.c (instantiate_missing_elements): Canonicalize
3859 (sra_build_assignment): New.
3860 (generate_copy_inout, generate_element_copy,
3861 generate_element_zero, generate_one_element_init): Use it.
3863 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3865 * tree-sra.c (instantiate_missing_elements): Canonicalize
3867 (sra_build_assignment): New.
3868 (generate_copy_inout, generate_element_copy,
3869 generate_element_zero, generate_one_element_init): Use it.
3871 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3873 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
3876 2007-02-14 Joseph Myers <joseph@codesourcery.com>
3878 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
3879 types as aggregates not scalars.
3880 * function.c (assign_stack_temp_for_type): Likewise.
3882 2007-02-14 Roger Sayle <roger@eyesopen.com>
3883 Zdenek Dvorak <dvorakz@suse.cz>
3885 * tree-dump.c (dump_switch_p_1): Require exact match of the option
3888 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
3890 * passes.c (next_pass_1): Clear the next field of the copied
3893 2007-02-14 Richard Henderson <rth@redhat.com>
3895 * tree-sra.c (early_sra): New.
3896 (decl_can_be_decomposed_p): Deny va_list if early_sra.
3897 (tree_sra_early, pass_sra_early): New.
3898 * tree-pass.h (pass_sra_early): Declare.
3899 * passes.c (init_optimization_passes): Use it.
3901 2007-02-14 Richard Guenther <rguenther@suse.de>
3903 * flags.h (issue_strict_overflow_warning): Convert to a macro.
3905 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
3907 PR tree-optimization/30771
3908 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
3910 (vect_analyze_operations): Induction phis can now be marked as
3912 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
3913 Update documentation accordingly.
3915 2007-02-14 Nick Clifton <nickc@redhat.com>
3917 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
3918 most 3 arguments are supported.
3919 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
3921 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
3923 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
3924 Ensure dst->current is valid.
3926 2007-02-13 Paul Brook <paul@codesourcery.com>
3928 * config.gcc: Add arm*-*-uclinux-*eabi.
3929 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
3930 (SUBTARGET_EXTRA_LINK_SPEC): Define.
3931 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
3932 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
3933 (LINK_SPEC): Define.
3935 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
3937 * config/arm/uclinux-eabi.h: New file.
3938 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
3939 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
3942 2007-02-13 Ian Lance Taylor <iant@google.com>
3944 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
3945 * flags.h (warn_strict_overflow): Declare.
3946 (enum warn_strict_overflow_code): Define.
3947 (issue_strict_overflow_warning): New static inline function.
3948 * opts.c (warn_strict_overflow): New variable.
3949 (common_handle_option): Handle OPT_Wstrict_overflow and
3950 OPT_Wstrict_overflow_.
3951 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
3953 * fold-const.c: Include intl.h.
3954 (fold_deferring_overflow_warnings): New static variable.
3955 (fold_deferred_overflow_warning): New static variable.
3956 (fold_deferred_overflow_code): New static variable.
3957 (fold_defer_overflow_warnings): New function.
3958 (fold_undefer_overflow_warnings): New function.
3959 (fold_undefer_and_ignore_overflow_warnings): New function.
3960 (fold_deferring_overflow_warnings_p): New function.
3961 (fold_overflow_warning): New static function.
3962 (make_range): Add strict_overflow_p parameter. Change all
3964 (extract_muldiv, extract_muldiv_1): Likewise.
3965 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
3966 tree_expr_nonnegative_p.
3967 (fold_negate_expr): Call fold_overflow_warning.
3968 (fold_range_test): Likewise.
3969 (fold_comparison): Likewise.
3970 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
3971 instead of tree_expr_nonnegative_p.
3972 (tree_expr_nonnegative_warnv_p): Rename from
3973 tree_expr_nonnegative_p, add strict_overflow_p parameter.
3974 (tree_expr_nonnegative_p): New function.
3975 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
3976 strict_overflow_p parameter.
3977 (tree_expr_nonzero_p): New function.
3978 * passes.c (verify_interpass_invariants): New static function.
3979 (execute_one_pass): Call it.
3980 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
3982 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
3983 (estimate_numbers_of_iterations): Likewise.
3984 (scev_probably_wraps_p): Likewise.
3985 * tree-ssa-ccp.c: Include "toplev.h".
3986 (evaluate_stmt): Defer fold overflow warnings until we know we are
3988 (struct fold_stmt_r_data): Add stmt field.
3989 (fold_stmt_r): Defer fold overflow warnings until we know we
3991 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
3992 (fold_stmt_inplace): Likewise.
3993 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
3994 (cleanup_control_expr_graph): Defer fold overflow warnings until
3995 we know we are going to optimize.
3996 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3997 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
3999 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
4000 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
4001 * tree-ssa-loop-manip.c (create_iv): Likewise.
4002 * c-typeck.c (build_conditional_expr): Likewise.
4003 (build_binary_op): Likewise.
4004 * tree-vrp.c (vrp_expr_computes_nonzero): Call
4005 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
4006 (extract_range_from_unary_expr): Likewise.
4007 * simplify-rtx.c (simplify_const_relational_operation): Warn when
4008 assuming that signed overflow does not occur.
4009 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
4010 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
4011 (fold_defer_overflow_warnings): Declare.
4012 (fold_undefer_overflow_warnings): Declare.
4013 (fold_undefer_and_ignore_overflow_warnings): Declare.
4014 (fold_deferring_overflow_warnings_p): Declare.
4015 (tree_expr_nonzero_warnv_p): Declare.
4016 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
4018 (Warning Options): Document -Wstrict-overflow.
4019 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
4020 (tree-ssa-ccp.o): Likewise.
4021 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
4022 (fold-const.o): Depend on intl.h.
4024 2007-02-13 Ian Lance Taylor <iant@google.com>
4027 * lower-subreg.c (resolve_simple_move): Decompose subregs in
4030 2007-02-13 Stuart Hastings <stuart@apple.com>
4032 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
4034 2007-02-13 Richard Henderson <rth@redhat.com>
4036 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
4037 handled_component_p before looking for the indirect_ref.
4039 2007-02-13 Richard Henderson <rth@redhat.com>
4041 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
4042 remove flags clobber.
4043 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
4044 (bswaphi_lowpart): New.
4045 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
4046 remove TARGET_BSWAP test. Delete expander of the same name.
4048 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
4049 (expand_unop): Use them.
4051 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
4053 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
4054 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
4055 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
4056 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
4057 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
4058 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
4059 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
4060 assembler dialect choice from asm templates.
4062 2007-02-12 Richard Henderson <rth@redhat.com>
4064 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
4065 (fixuns_trunc<SSEMODEF>si2): Use it.
4066 * config/i386/sse.md (vec_setv4sf_0): Export.
4067 * config/i386/i386.c (ix86_build_const_vector): Export.
4068 (ix86_split_convert_uns_si_sse): Rename from
4069 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
4070 * config/i386/i386-protos.h: Update.
4072 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4075 * c-typeck.c (c_finish_return): Improve warning message.
4077 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4079 * alias.c (find_symbolic_term): Delete unused function.
4081 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
4083 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
4084 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
4085 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
4087 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4089 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4090 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4091 the function, temporarily point the debug interface to the null one.
4093 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4095 * dwarf2out.c (round_up_to_align): New static function.
4096 (field_byte_offset): Use it to round the offset.
4098 2007-02-12 Richard Henderson <rth@redhat.com>
4100 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
4101 (inswl_const): Export.
4103 2007-02-12 Richard Henderson <rth@redhat.com>
4105 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
4106 result mode of the libcall, convert back to outmode.
4108 2007-02-12 Roger Sayle <roger@eyesopen.com>
4110 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
4111 (bswapdi2): New define_expand to implement 32-bit implementation.
4113 2007-02-12 Nick Clifton <nickc@redhat.com>
4115 * doc/invoke.texi (Overall Options): Document --help=.
4116 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
4117 (cc1_options): Pass --help= on to cc1.
4118 (display_help): Add description of --help=.
4119 (process_command): Add code to handle --help=. Allow translated
4120 --help and --target-help switches to be passed on to compiler
4122 (main): Remove unused if statement.
4123 * opts.c (columns): Remove.
4124 (LEFT_COLUMN): Define.
4125 (wrap_help): Add columns argument.
4126 (print_filtered_help): Change parameters to be an include bitmask,
4127 an exclude bitmask, an any bitmask and the column width. Move the
4128 code to display the params list here. Add code to display the
4129 status of options rather than their descriptions if the quiet flag
4131 (print_specific_help): Change parameters to be an include bitmask,
4132 an exclude bitmask and an any bitmask. Move code to look up the
4133 column width here. Decide upon the title for an options listing.
4134 (common_handle_options): Add code to handle --help=. Adapt code
4135 for --help and --target-help to use the revised form of the
4136 print_specific_help function.
4137 (print_help): Delete.
4138 (print_param_help): Delete.
4139 (print_switch): Delete.
4140 * opts.h (cl_lang_count): Add prototype.
4141 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
4142 CL_MAX_OPTION_CLASS): New defines.
4143 * optc-gen.awk: Add construction of cl_lang_count.
4144 * c.opt: Add Warning attribute to warning options and Optimization
4145 attribute to optimization options.
4146 * common.opt: Likewise.
4148 Add -fhelp and -ftarget-help as aliases for the transformed --help
4149 and --target-help options.
4150 * opt-functions.awk: Add code to handle Warning and Optimization
4153 2007-02-12 Richard Henderson <rth@redhat.com>
4155 * config/alpha/constraints.md: New file.
4156 * config/alpha/alpha.c: Include tm-constrs.h.
4157 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
4158 alpha_extra_constraint): Remove.
4159 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
4160 * config/alpha/alpha-protos.h: Update.
4161 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
4162 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
4163 (EXTRA_CONSTRAINT): Remove.
4164 * config/alpha/alpha.md: Include constraints.md.
4165 (adddi splitter): Use satisfies_constraint_*.
4166 * config/alpha/predicates.md (add_operand): Likewise.
4167 (sext_add_operand, addition_operation): Likewise.
4169 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
4171 PR tree-optimization/29145
4172 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
4173 in our handling of restrict qualified pointers.
4175 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4178 * doc/invoke.texi (Wunused-value): Update description.
4179 (Wextra): Delete item.
4180 * opts.c (set_Wextra): Don't use the value of Wextra to set the
4181 value of Wunused-value.
4182 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
4183 (c_finish_stmt_expr): Don't check extra_warnings.
4184 (emit_side_effect_warnings): The caller is responsible to check
4187 2007-02-11 Roger Sayle <roger@eyesopen.com>
4188 Matt Thomas <matt@3am-software.com>
4190 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
4192 2007-02-11 Roger Sayle <roger@eyesopen.com>
4194 * simplify-rtx.c (simplify_relational_operation_1): Optimize
4195 comparisons of POPCOUNT against zero.
4196 (simplify_const_relational_operation): Likewise.
4198 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4200 * doc/invoke.texi (Wextra): Delete outdated paragraph.
4202 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4204 * dwarf2out.c (root_type): Delete unused function.
4206 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4208 * genattrtab.c (contained_in_p): Delete unused function.
4209 (write_expr_attr_cache): Likewise.
4211 2007-02-11 Jan Hubicka <jh@suse.cz>
4213 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
4216 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
4218 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
4219 to add the REG_EQ* note.
4220 * see.c (see_merge_one_use_extension): Likewise.
4221 * local-alloc.c (update_equiv_regs): Likewise. Also don't
4222 turn REG_EQUAL notes into REG_EQUIV notes if the target
4223 register may have more than one set.
4224 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
4225 * gcse.c (try_replace_reg): Likewise.
4226 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
4227 * calls.c (fixup_tail_calls): Likewise. Abort if there is
4228 more than one REG_EQUIV note.
4229 * reload1.c (gen_reload): Use set_unique_reg_note.
4231 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
4233 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
4234 (ix86_builtin_conversion): New function.
4236 2007-02-06 Mark Mitchell <mark@codesourcery.com>
4239 * tree.h (DECL_REPLACEABLE_P): New macro.
4240 * except.c (set_nothrow_function_flags): Likewise.
4242 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
4243 Ira Rosen <irar@il.ibm.com>
4244 Dorit Nuzman <dorit@il.ibm.com>
4246 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
4247 * targhooks.c (default_builtin_vectorized_conversion): New.
4248 * targhooks.h (default_builtin_vectorized_function): New declaration.
4249 * target.h (struct vectorize): Add builtin_conversion field.
4250 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
4251 stmt_vec_info_type value.
4252 (vectorizable_conversion): New declaration.
4253 * tree-vect-analyze.c (vect_analyze_operations): Add
4254 vectorizable_conversion call.
4255 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
4256 * tree-vect-transform.c (vectorizable_conversion): New function.
4257 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
4258 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
4260 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
4261 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
4262 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
4263 or ALTIVEC_BUILTIN_VCFSX.
4265 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4268 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
4269 CONST_DOUBLE and operand 0 is a hard register.
4270 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
4271 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
4272 is a hard floating-point register.
4274 2007-02-10 Richard Henderson <rth@redhat.com>
4275 Jakub Jelinek <jakub@redhat.com>
4276 Alexandre Oliva <aoliva@redhat.com>
4278 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
4279 * builtin-types.def (BT_WORD): Make unsigned.
4280 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
4281 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
4282 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
4283 * c-decl.c (grokdeclarator): Don't error if !have_tls.
4284 * c-parser.c (c_parser_omp_threadprivate): Likewise.
4285 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
4287 * expr.c (emutls_var_address): New.
4288 (expand_expr_real_1): Expand emulated tls.
4289 (expand_expr_addr_expr_1): Likewise.
4290 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
4291 * output.h (emutls_finish): Declare.
4292 * toplev.c (compile_file): Call it.
4293 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
4294 address before wrapping in CONST.
4295 * varasm.c (emutls_htab, emutls_object_type): New.
4296 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
4297 (get_emutls_object_name, get_emutls_object_type): New.
4298 (get_emutls_init_templ_addr, emutls_decl): New.
4299 (emutls_common_1, emutls_finish): New.
4300 (assemble_variable): When emulating tls, swap decls; generate
4301 constructor for the emutls objects.
4302 (do_assemble_alias): When emulating tls, swap decl and target name.
4303 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
4305 * varpool.c (decide_is_variable_needed): Look at force_output.
4306 Recurse for emulated tls.
4307 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
4308 with decide_is_variable_needed.
4309 * emutls.c: New file.
4310 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
4311 tls_object for real tls.
4313 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4315 PR rtl-optimization/29599
4316 * reload1.c (eliminate_regs_in_insn): Take the destination
4317 mode into account when computing the offset.
4319 2007-02-09 Stuart Hastings <stuart@apple.com>
4320 Richard Henderson <rth@redhat.com>
4322 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4323 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4324 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
4325 fixuns_truncdfhi2): New.
4326 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
4327 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
4328 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
4329 (floatunssidf2): Allow nonimmediate source.
4330 * gcc/config/i386/sse.md (movdi_to_sse): New.
4331 (vec_concatv2di): Drop '*'.
4332 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
4333 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4334 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
4336 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
4337 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4338 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
4339 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
4340 (ix86_build_signbit_mask): Fix decl of v, refactor to call
4341 ix86_build_const_vector.
4342 (x86_emit_floatuns): Rewrite.
4344 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4346 * genautomata.c (longest_path_length): Delete unused function.
4347 (struct state): Delete unused longest_path_length.
4348 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
4349 (get_free_state): Delete unused.
4351 2007-02-09 Jan Hubicka <jh@suse.cz>
4353 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
4354 * doc/invoke.texi (inline-unit-growth): Update default value.
4356 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
4357 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
4358 (rebuild_cgraph_edges): Likewise.
4359 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
4360 (dump_cgraph_node): Dump frequencies.
4361 (cgraph_clone_edge): Add frequency scales.
4362 (cgraph_clone_node): Add freuqnecy.
4363 * cgraph.h (cgraph_edge): Add freuqnecy argument.
4364 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
4365 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
4366 * tree-pass.h (TODO_rebuild_frequencies): New constant.
4367 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
4368 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
4369 (save_inline_function_body): Likewise.
4370 * ipa-inline.c: inluce rtl.h
4371 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
4372 (cgraph_edge_badness): Use frequencies.
4373 (cgraph_decide_recursive_inlining): Update clonning.
4374 (cgraph_decide_inlining_of_small_function): Dump frequency.
4375 * predict.c (estimate_bb_frequencies): Export.
4376 * predict.h (estimate_bb_frequencies): Declare.
4377 * tree-inline.c (copy_bb): Watch overflows.
4378 (expand_call_inline): Update call of cgraph_create_edge.
4379 (optimize_inline_calls): Use TODO flags to update frequnecies.
4380 * passes.h: Include predict.h
4381 (init_optimization_passes): Move profile ahead.
4382 (execute_function_todo): Handle TODO_rebuild_frequencies.
4384 2007-02-09 Roger Sayle <roger@eyesopen.com>
4386 * config/alpha/alpha.c (emit_insxl): Force the first operand of
4387 the insbl or inswl pattern into a register.
4389 2007-02-09 Roger Sayle <roger@eyesopen.com>
4391 * config/ia64/ia64.md (bswapdi2): New define_insn.
4393 2007-02-09 Richard Henderson <rth@redhat.com>
4395 * config/i386/constraints.md (Ym): New constraint.
4396 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
4397 (movdi_1_rex64): Split sse and xmm general register moves from
4398 memory move alternatives. Use conditional register constraints.
4399 (movsf_1, movdf_integer): Likewise.
4400 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4401 (movdf_integer_rex64): New.
4402 (pushsf_rex64): Fix output constraints.
4403 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
4404 (sse2_stored): Likewise.
4405 (sse2_storeq_rex64): New.
4406 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
4407 amd and not generic.
4408 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
4409 for optimize_size. Remove SF/DFmode hack.
4411 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4413 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
4416 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
4417 Richard Sandiford <richard@codesourcery.com>
4419 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
4420 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
4421 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
4422 m68k/t-mlib to tmake_file.
4423 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
4424 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
4425 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
4426 Allow it to be cf or m68k. Set m68k_arch_family. If that
4427 variable is not empty, add t-$m68k_arch_family to tmake_file.
4428 Add t-mlibs to tmake_file.
4429 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
4430 * config/m68k/t-cf: New file.
4431 * config/m68k/t-m68k: Likewise.
4432 * config/m68k/t-mlibs: Likewise.
4433 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4434 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4435 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4436 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4437 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
4439 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
4440 (INSTALL_LIBGCC): Delete.
4441 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4442 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4443 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4444 (M68K_MLIB_CPU): Define.
4445 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4446 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4447 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
4449 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
4450 Richard Guenther <rguenther@suse.de>
4453 * fold-const.c (fold_comparison): Handle obfuscated comparisons
4454 against INT_MIN/INT_MAX.
4455 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
4456 file if a loop is removed.
4458 2007-02-09 Joseph Myers <joseph@codesourcery.com>
4460 * calls.c (store_one_arg): Pass correct alignment to
4461 emit_push_insn for non-BLKmode values.
4462 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
4463 unaligned stack slot via a suitably aligned slot.
4465 2007-02-08 DJ Delorie <dj@redhat.com>
4467 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
4469 (legal_subregs): Use unsigned char, make const.
4470 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
4472 2007-02-08 Paul Brook <paul@codesourcery.com>
4474 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
4475 special interworking needed.
4477 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
4479 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
4480 conditional to __SSE2__.
4481 (Entries below should have been added to first ChangeLog
4482 entry for amdfam10 dated 2007-02-05)
4483 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
4485 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
4487 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
4490 2007-02-08 DJ Delorie <dj@redhat.com>
4492 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
4493 * config/m32c/m32c.c (legal_subregs): New.
4494 (m32c_illegal_subreg_p): New.
4495 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
4496 unsupported subregs of hard regs.
4498 2007-02-08 Jan Hubicka <jh@suse.cz>
4500 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
4501 the same one; always update histograms.
4503 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4505 * passes.c (init_optimization_passes): Tidy comment.
4507 2007-02-08 Roger Sayle <roger@eyesopen.com>
4509 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
4510 strip zero_extend, bswap and rotates from POCOUNT's argument.
4511 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
4512 zero_extend and rotates from PARITY's argument.
4513 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
4514 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
4515 of an integer constant at compile-time.
4517 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4520 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
4522 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
4525 * tree-ssa-live.c (remove_unused_locals): Do not remove
4526 TREE_ADDRESSABLE variables.
4527 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
4528 * tree-ssa-operands.c (add_virtual_operand): Remove argument
4529 FOR_CLOBBER. Update all users.
4530 If VAR has an associated alias set, add a virtual operand for
4531 it if no alias is found to conflict with the memory reference.
4533 2007-02-07 Jan Hubicka <jh@suse.cz>
4534 Robert Kidd <rkidd@crhc.uiuc.edu>
4536 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
4538 2007-02-07 Ian Lance Taylor <iant@google.com>
4540 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
4542 2007-02-07 Roger Sayle <roger@eyesopen.com>
4544 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
4545 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
4546 tablejumpdi, movsi_to_cr_one): Remove constraints from
4547 define_expand's match_operands.
4549 2007-02-07 Roger Sayle <roger@eyesopen.com>
4551 * global.c (compute_regsets): Move declatation of "i" inside of
4552 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
4554 2007-02-07 Jakub Jelinek <jakub@redhat.com>
4557 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
4558 of INDIRECT_REF <RESULT_DECL>.
4560 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
4562 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
4563 Kaz Kojima <kkojima@gcc.gnu.org>
4566 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
4568 (sh_initialize_trampoline): Add parentheses to avoid a warning.
4570 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4572 * doc/loop.texi: Document possibility not to perform disambiguation
4573 of loops with multiple latches.
4574 * cfgloopmanip.c (alp_enum_p): Removed.
4575 (add_loop): Handle subloops. Use get_loop_body_with_size.
4576 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
4577 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
4578 the new forwarder block.
4579 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
4580 Handle the case latch is NULL.
4581 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
4582 when marking loop exits.
4583 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
4585 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
4586 disambiguate_loops_with_multiple_latches.
4587 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
4588 before fix_loop_structure.
4589 * cfgloop.c: Include pointer-set.h and output.h.
4590 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
4591 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
4592 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
4593 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
4594 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
4595 disambiguate_multiple_latches, get_loop_body_with_size,
4596 disambiguate_loops_with_multiple_latches): New functions.
4597 (flow_loop_dump): Dump multiple latch edges.
4598 (flow_loop_nodes_find): Handle loops with multiple latches.
4599 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
4600 (glb_enum_p): Modified.
4601 (get_loop_body): Use get_loop_body_with_size.
4602 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
4603 (AVOID_CFG_MODIFICATIONS): New constant.
4604 (disambiguate_loops_with_multiple_latches, add_loop,
4605 get_loop_body_with_size): Declare.
4606 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
4608 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
4611 * global.c (compute_regsets): New function.
4612 (global_alloc): Refactored ELIMINABLE_REGSET
4613 and NO_GLOBAL_ALLOC_REGS computation out.
4614 (rest_of_handle_global_alloc): Call compute_regsets()
4615 for non-optimizing case.
4617 2007-02-06 Richard Henderson <rth@redhat.com>
4619 * config/i386/constraints.md (Y2): Rename from Y.
4620 (Yi): New constraint.
4621 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
4622 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
4623 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
4624 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
4625 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
4626 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
4627 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
4628 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
4629 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
4630 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
4631 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
4632 vec_extractv2si_1): Change Y constraints to Y2.
4633 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
4634 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
4635 Change Y constraints to Y2.
4636 (sse2_loadld): Change Y constraints to x.
4638 2007-02-06 Roger Sayle <roger@eyesopen.com>
4640 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
4641 (parity<mode>2): New define_expand using rs6000_emit_parity.
4642 * config/rs6000/rs6000.c (rs6000_emit_popcount,
4643 rs6000_emit_parity): New functions.
4644 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
4645 rs6000_emit_parity): Prototype here.
4647 2007-02-06 Ian Lance Taylor <iant@google.com>
4649 * lower-subreg.c (simple_move_operand): Reject CONST.
4650 (resolve_clobber): Call validate_change rather than directly
4651 assigning to XEXP (pat, 0).
4653 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4655 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
4656 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
4657 (tree-cfg.o): Remove hashtab.h dependency.
4659 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
4660 (struct ivopts_data): Change niters to pointer_map_t.
4661 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
4662 (niter_for_exit): Create pointer_map on demand. Change for
4664 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
4665 (free_loop_data): Destroy data->niters if created and reset field.
4666 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
4667 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
4669 * tree-ssa-reassoc.c: Include pointer-set.h.
4670 (bb_rank): Change to long *.
4671 (operand_rank): Change to pointer_map_t.
4672 (find_operand_rank): Return long, -1 if not found. Declare as inline.
4673 (insert_operand_rank): Accept long.
4674 (operand_entry_hash, operand_entry_eq): Remove.
4675 (get_rank): Return long. Adjust for changes above.
4676 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
4678 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
4680 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
4681 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
4682 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
4684 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
4685 directly since it cannot be NULL.
4686 (get_vi_for_tree): Rewrite for pointer_map API.
4687 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
4688 (init_alias_vars): Create vi_for_tree as pointer_map.
4689 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
4691 * tree-cfg.c: Don't include hashtab.h.
4692 (edge_to_cases): Declare as pointer_map.
4693 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
4695 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
4696 (start_recording_case_labels): Create edge_to_cases as pointer_map.
4697 (end_recoding_case_labels): Cleanup edge_to_cases manually before
4699 (record_switch_edge): Delete.
4700 (get_cases_for_edge): Adjust for pointer_map API, inline
4701 record_switch_edge (rewritten for new API), remove goto.
4703 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4705 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
4706 * tree-nested.c: Include pointer-set.h.
4707 (var_map_elt, var_map_eq, var_map_hash): Delete.
4708 (struct nesting_info): Remove GTY marker. Change the two htab_t's
4710 (nesting_info_bitmap_obstack): New.
4711 (lookup_field_for_decl): Adjust for pointer_map API.
4712 (lookup_tramp_for_decl): Adjust for pointer_map API.
4713 (get_nonlocal_debug_decl): Adjust for pointer_map API.
4714 (get_local_debug_decl): Adjust for pointer_map API.
4715 (convert_nl_goto_reference): Adjust for pointer_map API.
4716 (convert_nl_goto_receiver): Adjust for pointer_map API.
4717 (create_nesting_tree): Create outside GGC space. Create bitmap on
4718 the new obstack. Create field_map and var_map as pointer_maps.
4719 (free_nesting_tree): Adjust for changes to create_nesting_tree.
4721 (lower_nested_functions): Move root here, no need to NULL it.
4722 Initialize and release the obstack.
4724 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
4726 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
4727 Remove prototypes and make them non-static.
4728 (struct tree_int_map): Remove.
4729 * tree.h (struct tree_int_map): Move here, turning TO into an
4731 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
4733 * tree.h (TREE_COMPLEXITY): Remove.
4734 (struct tree_exp): Remove complexity field.
4735 * tree.c (build1_stat): Don't set it.
4737 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
4738 Victor Kaplansky <victork@il.ibm.com>
4740 * tree-vectorizer.c (vect_is_simple_use): Support induction.
4741 (vect_is_simple_reduction): Support reduction with induction as
4742 one of the operands.
4743 (vect_is_simple_iv_evolution): Fix formatting.
4744 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
4745 formatting. Don't mark induction phis for vectorization.
4746 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
4747 * tree-vect-transform.c (get_initial_def_for_induction): New function.
4748 (vect_get_vec_def_for_operand): Support induction.
4749 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
4751 (vectorizable_reduction): Support reduction with induction as one of
4753 (vectorizable_type_demotion): Use def-type of stmt argument rather
4754 than dummy def-type.
4756 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
4757 flag_tree_scev_cprop.
4758 * common.opt (tree-scev-cprop): New flag.
4760 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
4761 call to vect_get_new_vect_var.
4763 2007-02-06 Ira Rosen <irar@il.ibm.com>
4765 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
4766 vectype is not NULL.
4767 (vect_pattern_recog_1): Likewise.
4769 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4771 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
4772 (fold_negate_expr): Likewise.
4774 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
4777 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
4778 even if cv-qualification is the same.
4780 2007-02-05 Geoffrey Keating <geoffk@apple.com>
4782 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
4783 __enable_execute_stack on completion.
4785 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4787 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
4788 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
4789 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
4790 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
4791 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
4792 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
4793 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
4794 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
4796 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4798 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
4799 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
4800 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
4801 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
4802 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
4803 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
4804 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
4805 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
4806 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
4807 umuldi3_highpart_rex64, umulsi3_highpart_insn,
4808 umulsi3_highpart_zext, smuldi3_highpart_rex64,
4809 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
4810 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
4811 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
4812 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
4813 sqrtextenddfxf2_i387): Added amdfam10_decode.
4815 * config/i386/athlon.md (athlon_idirect_amdfam10,
4816 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
4817 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
4818 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
4819 athlon_ivector_store_amdfam10): New define_insn_reservation.
4820 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
4823 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4825 * config/i386/athlon.md (athlon_call_amdfam10,
4826 athlon_pop_amdfam10, athlon_lea_amdfam10): New
4827 define_insn_reservation.
4828 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
4829 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
4830 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
4832 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4834 * config/i386/athlon.md (athlon_sseld_amdfam10,
4835 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
4836 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
4838 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4840 * config/i386/athlon.md (athlon_sseins_amdfam10): New
4841 define_insn_reservation.
4842 * config/i386/i386.md (sseins): Added sseins to define_attr type
4843 and define_attr unit.
4844 * config/i386/sse.md: Set type attribute to sseins for insertq
4847 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4849 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
4850 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
4851 ssecomi_load_amdfam10, ssecomi_amdfam10,
4852 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
4853 define_insn_reservation.
4854 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
4856 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4858 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
4859 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
4860 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
4861 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
4862 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
4863 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
4864 define_insn_reservation.
4866 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
4867 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
4868 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
4869 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
4870 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
4872 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4874 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
4875 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
4876 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
4877 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
4878 athlon_ssemul_load_k8): Added amdfam10.
4880 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4882 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
4883 (x86_sse_unaligned_move_optimal): New variable.
4885 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
4887 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
4888 for unaligned vector SSE double/single precision loads for AMDFAM10.
4890 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4892 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
4893 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
4894 Define TARGET_CPU_DEFAULT_amdfam10.
4895 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
4896 (processor_type): Add PROCESSOR_AMDFAM10.
4898 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
4899 processor_type in config/i386/i386.h.
4900 Enable imul peepholes for TARGET_AMDFAM10.
4902 * config.gcc: Add support for --with-cpu option for amdfam10.
4904 * config/i386/i386.c (amdfam10_cost): New variable.
4905 (m_AMDFAM10): New macro.
4906 (m_ATHLON_K8_AMDFAM10): New macro.
4907 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
4908 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
4909 x86_promote_QImode, x86_integer_DFmode_moves,
4910 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4911 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
4912 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
4913 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
4914 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
4915 Enable/disable for amdfam10.
4916 (override_options): Add amdfam10_cost to processor_target_table.
4917 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
4918 processor_alias_table.
4919 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
4920 (ix86_adjust_cost): Add code for amdfam10.
4922 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4924 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
4925 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
4926 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
4927 * config/i386/i386.h: Add builtin definition for SSE4A.
4928 * config/i386/i386.md: Add support for ABM instructions
4930 * config/i386/sse.md: Add support for SSE4A instructions
4931 (movntss, movntsd, extrq, insertq).
4932 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
4933 Add -march=amdfam10 flag.
4934 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
4935 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
4937 * doc/extend.texi: Add documentation for SSE4A builtins.
4939 2007-02-05 Bob Wilson <bob.wilson@acm.org>
4941 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
4943 2007-02-05 Richard Guenther <rguenther@suse.de>
4945 * tree-vectorizer.h (vectorizable_function): Add argument type
4946 argument, change return type.
4947 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
4948 * tree-vect-transform.c (vectorizable_function): Handle extra
4949 argument, return vectorized function decl.
4950 (build_vectorized_function_call): Remove.
4951 (vectorizable_call): Handle calls with result and argument types
4952 differing. Handle loop vectorization factor correctly.
4953 * targhooks.c (default_builtin_vectorized_function): Adjust for
4955 * targhooks.h (default_builtin_vectorized_function): Likewise.
4956 * target.h (builtin_vectorized_function): Add argument type
4958 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
4959 extra argument, allow vectorizing of lrintf.
4960 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
4961 documentation of target hook.
4963 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
4966 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
4967 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
4968 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
4970 2007-02-05 Roger Sayle <roger@eyesopen.com>
4972 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
4973 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
4974 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
4975 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
4976 before canonicalizing sincos to cexpi.
4977 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
4979 2007-02-05 Roger Sayle <roger@eyesopen.com>
4981 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
4982 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
4983 (alpha_init_builtins): Use alpha_add_builtins to process tables.
4985 2007-02-05 Roger Sayle <roger@eyesopen.com>
4987 * mips-tfile.c (initialize_init_file): Correct endianness test.
4989 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
4991 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
4994 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4996 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
4997 saves in a PARALLEL before the register assignments.
4999 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5001 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
5002 DWARF_FRAME_RETURN_COLUMN to be a general register.
5003 * dwarf2out.c (init_return_column_size): New function, split from...
5004 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
5005 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
5006 to be nongeneral registers.
5007 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
5009 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
5010 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
5012 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5014 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
5016 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5018 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
5019 (remove_path): Use can_remove_branch_p and remove_branch instead
5020 of loop_delete_branch_edge.
5021 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
5022 (tree_transform_and_unroll_loop): Remove dead branches immediately.
5023 Update profile using scale_dominated_blocks_in_loop.
5024 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
5025 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
5026 (can_remove_branch_p, remove_branch): Declare.
5027 * tree-cfg.c (tree_can_remove_branch_p): New function.
5028 (tree_cfg_hooks): Add tree_can_remove_branch_p.
5029 * cfgrtl.c (rtl_can_remove_branch_p): New function.
5030 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
5032 2007-02-05 Jan Hubicka <jh@suse.cz>
5035 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
5036 nodes in cgraph, don't remove offline copy of the function.
5038 2007-02-04 Jan Hubicka <jh@suse.cz>
5040 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
5041 vectors might cause maybe_lookup_element_for_expr to be called
5042 on non-sra-candidate.
5044 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5046 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
5047 config/bfin/bfin.md, config/bfin/predicates.md: Follow
5048 spelling conventions.
5050 2007-02-04 Richard Guenther <rguenther@suse.de>
5053 * fold-const.c (try_move_mult_to_index): Make sure to not
5054 overflow one dimension of a multi-dimensional array access.
5056 2007-02-04 Jan Hubicka <jh@suse.cz>
5058 * passes.c (init_optimization_passes): Reindent.
5060 2007-02-04 Jan Hubicka <jh@suse.cz>
5061 Eric Botcazou <ebotcazou@adacore.com>
5063 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
5064 (execute_fixup_cfg): Break out the abnormal goto code.
5065 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
5066 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
5067 (optimize_inline_calls): Call make_nonlocal_label_edges.
5069 2007-02-04 Jan Hubicka <jh@suse.cz>
5071 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
5072 true when something was changed.
5073 (rename_ssa_copies): When something was changed, do
5074 TODO_remove_unused_locals.
5075 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
5076 add TODO_remove_unused_locals when instruction was removed.
5078 2007-02-04 Jan Hubicka <jh@suse.cz>
5080 * ipa-inline.c (try_inline): Improve debug output; work on already
5082 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
5083 call try_inline for already inlined edges too when flattening;
5084 inline also functions that make callee growth but overall unit size
5087 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5089 * config/m32c/bitops.md, config/m32c/jump.md,
5090 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
5091 config/m32r/m32r.h, config/m32r/m32r.md,
5092 config/m32r/predicates.md, config/m68hc11/larith.asm,
5093 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
5094 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
5095 config/mips/mips-protos.h, config/mips/mips.c,
5096 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
5097 config/mn10300/mn10300.h, config/mn10300/predicates.md,
5098 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
5099 spelling conventions.
5101 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
5102 Follow spelling conventions.
5104 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
5106 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
5107 warn about C++0x compatibility.
5109 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5111 * config/h8300/h8300.c, config/h8300/h8300.h,
5112 config/h8300/h8300.md: Follow spelling conventions.
5114 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
5117 * combine.c (try_combine): Do not substitute source operand
5118 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
5120 2007-02-03 Jan Hubicka <jh@suse.cz>
5122 PR gcov-profile/30650
5123 * value-prof.c (stringop_block_profile): Fix handling of size counter;
5124 do not divide by zero for never executed counters.
5125 (tree_find_values_to_profile): Fix counters.
5126 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
5128 2007-02-03 Ian Lance Taylor <iant@google.com>
5130 * lower-subreg.c (simple_move_operand): New static function,
5131 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
5133 (simple_move): Call simple_move_operand.
5134 (find_decomposable_subregs): Add special handling of MEMs.
5135 (can_decompose_p): Rename from cannot_decompose_p. Reverse
5136 meaning of return value. If we see a hard register, test whether
5137 it can store a word_mode value. Change all callers.
5139 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5141 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
5142 ftrapv insns and expanders.
5143 (subdi3): Change define_expand operand 1 to arith11_operand, and
5144 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
5145 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
5146 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
5150 * varasm.c (notice_global_symbol): Treat global objects as weak when
5153 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5155 * emit-rtl.c (dconstpi): Delete.
5157 (init_emit_once): Delete dconstpi and init dconstsqrt2.
5158 * real.h (dconstpi): Delete.
5160 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
5161 (fold_builtin_hypot): Likewise.
5163 2007-02-03 Tom Tromey <tromey@redhat.com>
5166 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
5167 -gcoff3, -gxcoff3, -gvms3 implies -dD.
5169 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
5171 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
5172 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
5173 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
5174 config/rs6000/cell.md, config/rs6000/darwin.h,
5175 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
5176 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
5177 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
5178 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
5179 typos. Follow spelling conventions.
5180 * doc/invoke.texi: Follow spelling conventions.
5182 2007-02-03 Roger Sayle <roger@eyesopen.com>
5184 * simplify-rtx.c (simplify_relational_operation_1): Implement some
5185 canonicalization transformations that attempt to simplify integer
5186 constant comparisons to become comparisons against zero.
5188 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5190 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
5192 * fold-const.c (fold_binary): Fix comment typos. Fold complex
5193 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
5195 2007-02-02 Mike Stump <mrs@apple.com>
5197 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
5198 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
5199 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
5200 generate a branch island.
5202 2007-02-02 Bob Wilson <bob.wilson@acm.org>
5204 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
5205 (xtensa_legitimate_address_p): New.
5206 (xtensa_legitimize_address): New.
5207 (xtensa_output_addr_const_extra): New.
5208 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
5210 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
5211 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
5212 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
5213 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
5214 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
5215 (xtensa_legitimize_address): New.
5216 (xtensa_output_addr_const_extra): New.
5218 2007-02-02 Steve Ellcey <sje@cup.hp.com>
5220 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
5222 2007-02-02 Ian Lance Taylor <iant@google.com>
5224 * expmed.c (expand_divmod): Add comment.
5226 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
5228 * emit-rtl.c (renumber_insns): Remove.
5229 * flags.h: Remove the extern for flag_renumber_insns.
5230 * rtl.h: Remove the prototype for renumber_insns.
5231 * toplev.c (flag_renumber_insns): Remove.
5233 2007-02-02 Hui-May Chang <hm.chang@apple.com>
5235 Revert for x86 darwin:
5236 2005-06-19 Uros Bizjak <uros@kss-loka.si>
5238 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
5239 code before the following patch under TARGET_MACHO.
5240 (ix86_function_value_regno_p): Likewise.
5242 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5244 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
5247 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5250 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
5251 general or fp registers. Add comments.
5252 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
5254 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
5256 * pointer-set.c (insert_aux): Only return insertion slot.
5257 (pointer_set_insert): Adjust.
5258 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
5259 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
5260 pointer_map_traverse): New.
5261 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
5262 pointer_map_create, pointer_map_destroy, pointer_map_insert,
5263 pointer_map_contains, pointer_map_traverse): Declare.
5265 2007-02-02 Jakub Jelinek <jakub@redhat.com>
5268 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
5269 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
5271 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5273 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
5275 (struct _dep): New type.
5276 (dep_t): New typedef.
5277 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
5278 (DEP_STATUS): New access macro. The macro with the same name was
5279 renamed to DEP_LINK_STATUS.
5280 (dep_init): Declare function
5282 (struct _dep_link): New type.
5283 (dep_link_t): New typedef.
5284 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
5285 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
5286 (DEP_LINK_STATUS): New macro.
5287 (debug_dep_links): New debug function.
5289 (struct _deps_list): New type.
5290 (deps_list_t): New typedef.
5291 (DEPS_LIST_FIRST): New access macro.
5292 (FOR_EACH_DEP_LINK): New cycle macro.
5293 (create_deps_list, free_deps_list, delete_deps_list): Declare
5295 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5296 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5297 (copy_deps_list_change_con): Ditto.
5299 (move_dep_link): Declare function.
5301 (struct _dep_node): New type.
5302 (dep_node_t): New typedef.
5303 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
5305 (struct haifa_insn_data.back_deps): New field to hold backward
5306 dependencies of the insn.
5307 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
5309 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
5310 Change its type to deps_list_t.
5311 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
5312 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
5313 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
5315 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
5317 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
5319 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
5321 (dep_cost): Declare.
5323 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
5324 (ds_to_dk, dk_to_ds): New functions.
5326 (init_dep_1): New static function.
5327 (init_dep): New function.
5328 (copy_dep): New static function.
5330 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
5332 (detach_dep_link): New static function.
5333 (move_dep_link): New function.
5335 (dep_links_consistent_p, dump_dep_links): New static functions.
5336 (debug_dep_links): New debugging function.
5338 (deps_obstack, dl_obstack, dn_obstack): New static variables.
5340 (alloc_deps_list, init_deps_list): New static functions.
5341 (create_deps_list): New function.
5342 (clear_deps_list): New static function.
5343 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
5344 (deps_list_consistent_p, dump_deps_list): New static functions.
5345 (debug_deps_list): New function.
5346 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
5348 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
5350 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
5351 use new scheduler dependencies lists.
5352 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
5353 (sched_analyze): Ditto. Initialize dependencies lists.
5354 (add_forw_dep, compute_forward_dependences): Update to use new
5355 scheduler dependencies lists.
5357 (init_dependency_caches): Init deps_obstack.
5358 (free_dependency_caches): Free deps_obstack.
5360 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
5361 new scheduler dependencies lists.
5362 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
5363 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5365 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
5366 Update to use new scheduler dependencies lists.
5367 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
5368 (debug_dependencies): Ditto.
5369 (schedule_region): Update comments.
5371 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
5372 scheduler dependencies lists.
5373 (schedule_ebb): Update comments.
5375 * rtl.def (DEPS_LIST): Remove.
5377 * lists.c (unused_deps_list): Remove.
5378 (free_list): Update assertions.
5380 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
5381 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5383 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
5384 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5386 * haifa-sched.c (comments): Update.
5387 (insn_cost1): Remove. Inline the code into insn_cost ().
5388 (insn_cost): Update to use new scheduler dependencies lists. Move
5389 processing of the dependency cost to dep_cost ().
5390 (dep_cost): New function. Use it instead of insn_cost () when
5391 evaluating cost of the dependency. Use compatible interface to
5392 interact with the target.
5393 (priority): Update to use new scheduler dependencies lists.
5394 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
5395 with greater number of insns that depend on the insn.
5396 (schedule_insn): Update to use new scheduler dependencies lists. Add
5397 code to free backward dependencies lists. Inline and optimize code
5398 from resolve_dep () - see PR28071.
5399 (ok_for_early_queue_removal): Update to use new scheduler dependencies
5400 lists. Update call to targetm.sched.is_costly_dependence hook.
5402 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5403 scheduler dependencies lists.
5405 (resolve_dep): Remove. Move the logic to schedule_insn ().
5406 (init_h_i_d): Initialize dependencies lists.
5408 (process_insn_depend_be_in_spec): Rename to
5409 process_insn_forw_deps_be_in_spec. Update to use new scheduler
5411 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
5412 Update to use new scheduler dependencies lists.
5413 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
5415 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
5416 new scheduler dependencies lists.
5417 (build_intra_loop_deps): Ditto.
5419 * target.h (struct _dep): Declare to use in
5420 gcc_target.sched.is_costly_dependence.
5421 (struct gcc_target.sched.adjust_cost): Fix typo.
5422 (struct gcc_target.sched.is_costly_dependence): Change signature to use
5423 single dep_t parameter instead of an equivalent triad.
5424 (struct gcc_target.sched.adjust_cost_2): Remove.
5426 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
5428 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
5430 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
5432 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
5434 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
5435 (REG_DEP_TRUE): Document.
5437 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
5438 Change signature to correspond to the targetm.sched.adjust_cost hook.
5439 Update use in TARGET_SCHED_ADJUST_COST_2.
5440 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
5441 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
5442 new scheduler dependencies lists.
5443 (ia64_gen_check): Ditto.
5445 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
5448 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
5449 signature to correspond to the targetm.sched.is_costly_dependence hook.
5450 (is_costly_group): Update to use new scheduler dependencies lists.
5452 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
5453 instead of INSN_COST () macro.
5455 2007-02-01 Ian Lance Taylor <iant@google.com>
5457 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
5459 2007-02-01 Guy Martin <gmsoft@gentoo.org>
5461 * pa.md (tp_load): Correct mfctl instruction syntax.
5463 2007-02-01 Geoffrey Keating <geoffk@apple.com>
5465 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
5466 altivec_padding_size calculation on AIX. Improve comment, add
5467 assert to verify that it's right.
5469 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
5472 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
5475 * global.c (global_alloc): Add mising initialization of
5478 2007-02-01 Roger Sayle <roger@eyesopen.com>
5480 * alias.c (init_alias_analysis): Correct whitespace.
5481 * bb-reorder.c (fix_edges_for_rarely_executed_code,
5482 partition_hot_cold_basic_blocks): Likewise.
5483 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
5484 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
5485 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
5486 fold_builtin_snprintf_chk, fold_builtin_printf,
5487 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
5488 do_mpfr_arg3, do_mpfr_sincos): Likewise.
5489 * cfgcleanup.c (cleanup_cfg): Likewise.
5490 * cfgexpand.c (tree_expand_cfg): Likewise.
5491 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
5492 * function.c (get_next_funcdef_no): Likewise.
5493 * gengtype.c (main): Likewise.
5494 * genmodes.c (main): Likewise.
5495 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
5496 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
5497 * ifcvt.c (noce_emit_move_insn): Likewise.
5498 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
5500 * stor-layout.c (get_best_mode): Likewise.
5501 * tree-ssa-loop-niter.c (get_val_for): Likewise.
5502 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
5503 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
5504 perform_var_substitution, solve_graph): Likewise.
5505 * tree-vrp.c (vrp_finalize): Likewise.
5507 2007-02-01 Ian Lance Taylor <iant@google.com>
5509 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
5510 high part of a paradoxical subreg, return a constant zero.
5512 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
5514 * toplev.c (lang_dependent_init): Call init_set_costs.
5515 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
5517 2007-02-01 Richard Guenther <rguenther@suse.de>
5520 * fold-const.c (fold_negate_expr): Allow negating a
5521 constant if overflow does not change.
5523 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5525 * doc/c-tree.texi (Expression trees): Improve markup.
5526 * doc/tm.texi (Register Classes, Addressing Modes)
5527 (Floating Point): Fix spacing after abbreviations. Fix some
5530 2007-02-01 Ben Elliston <bje@au.ibm.com>
5532 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
5533 * doc/contrib.texi: Likewise.
5534 * doc/install.texi: Likewise.
5536 2007-01-31 Richard Henderson <rth@redhat.com>
5537 Ian Lance Taylor <iant@google.com>
5539 * lower-subreg.c: New file.
5540 * rtl.def (CONCATN): Define.
5541 * passes.c (init_optimization_passes): Add pass_lower_subreg and
5543 * emit-rtl.c (update_reg_offset): New static function, broken out
5544 of gen_rtx_REG_offset.
5545 (gen_rtx_REG_offset): Call update_reg_offset.
5546 (gen_reg_rtx_offset): New function.
5547 * regclass.c: Revert patch of 2006-03-05, restoring
5549 (clear_reg_info_regno): New function.
5550 * dwarf2out.c (concatn_loc_descriptor): New static function.
5551 (loc_descriptor): Handle CONCATN.
5552 * common.opt (fsplit_wide_types): New option.
5553 * opts.c (decode_options): Set flag_split_wide_types when
5555 * timevar.def (TV_LOWER_SUBREG): Define.
5556 * rtl.h (gen_reg_rtx_offset): Declare.
5557 (reg_scan_update): Declare.
5558 * regs.h (clear_reg_info_regno): Declare.
5559 * tree-pass.h (pass_lower_subreg): Declare.
5560 (pass_lower_subreg2): Declare.
5561 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
5562 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
5564 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
5565 * Makefile.in (OBJS-common): Add lower-subreg.o.
5566 (lower-subreg.o): New target.
5568 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5570 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
5572 2007-01-31 Anatoly Sokolov <aesok@post.ru>
5575 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
5577 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5580 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
5582 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
5584 * cfgloop.h: Include vec-prim.h.
5585 (enum li_flags): Remove LI_ONLY_OLD.
5586 (loop_iterator): Changed.
5587 (fel_next, fel_init): Iterate over loop tree.
5588 (FOR_EACH_LOOP_BREAK): New macro.
5589 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
5591 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
5592 * modulo-sched.c (sms_schedule): Ditto.
5593 * tree-vectorizer.c (vectorize_loops): Ditto.
5594 * doc/loop.texi: Update information on loop numbering and behavior of
5595 FOR_EACH_LOOP wrto new loops.
5596 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
5597 add_to_evolution_1): Test nestedness of loops instead of comparing
5599 * tree-chrec.c (chrec_fold_plus_poly_poly,
5600 chrec_fold_multiply_poly_poly, chrec_evaluate,
5601 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
5602 reset_evolution_in_loop): Ditto.
5603 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
5605 2007-01-31 Dirk Mueller <dmueller@suse.de>
5607 * c-common.c (warn_about_parentheses): Separate warning about
5608 un-parenthized sequence of comparison operators from the one
5609 which is supposed to warn about x <= y <= z.
5611 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
5613 * optabs.h (enum optab_index): Add new OTI_isinf.
5614 (isinf_optab): Define corresponding macro.
5615 * optabs.c (init_optabs): Initialize isinf_optab.
5616 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
5618 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
5619 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
5621 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
5622 expand_builtin_interclass_mathfn.
5623 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
5624 * config/i386/i386.md (UNSPEC_FXAM): New constant.
5625 (fxam<mode>2_i387): New insn pattern.
5626 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
5627 built-in functions as x87 inline asm.
5629 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5631 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
5633 2007-01-30 Eric Christopher <echristo@apple.com>
5635 * config.gcc: Add geode.
5637 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5639 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
5640 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
5641 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
5642 value-prof.c: Fix comment typos.
5644 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5647 * doc/invoke.texi (Wpointer-arith): Document warning.
5649 2007-01-30 Janis Johnson <janis187@us.ibm.com>
5651 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
5652 the list of discrepancies from the draft TR.
5654 2007-01-30 Dirk Mueller <dmueller@suse.de>
5657 * doc/invoke.texi (-Wreturn-type): Update description to
5660 2007-01-30 Richard Sandiford <richard@codesourcery.com>
5662 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
5664 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
5666 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
5667 to handle optabs that operate on floating point input argument and
5668 output to integer output.
5669 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
5670 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
5671 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
5672 expand_builtin_interclass_mathfn ().
5673 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
5675 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
5676 ilogbl built-in functions as x87 intrinsics.
5678 2007-01-30 Richard Guenther <rguenther@suse.de>
5681 * dwarf2out.c (reference_to_unused): Query varpool if the
5682 variable was output.
5684 2007-01-30 Richard Guenther <rguenther@suse.de>
5687 * passes.c (execute_one_pass): Reset in_gimple_form to not
5688 confuse non-unit-at-a-time mode.
5690 2007-01-29 Roger Sayle <roger@eyesopen.com>
5691 Richard Guenther <rguenther@suse.de>
5693 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
5694 avoid undefined behaviour on overflow. Use force_fit_type_double
5695 to construct the constant with the specified TREE_OVERFLOW.
5697 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5699 * config/dfp-bit.c: Add parameterized support for fp exceptions.
5700 * config/dfp-bit.h: Ditto.
5702 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5704 * c-decl.c (pop_scope): Replace warnings with call to
5705 warn_for_unused_label.
5706 * c-common.h (warn_for_unused_label): Declare.
5707 * c-common.c (warn_for_unused_label): Define.
5709 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5711 * tree-optimize.c (update_inlined_to_pointers): Delete unused
5714 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5716 * Makefile.in (USER_H): Remove decfloat.h.
5717 * ginclude/decfloat.h: Delete, moving contents to ...
5718 * ginclude/float.h: Add support for decimal floating point,
5719 guarded by __STDC_WANT_DEC_FP__.
5721 2007-01-29 Mike Stump <mrs@apple.com>
5723 * doc/gccint.texi (Top): Rename Loop Representation to Loop
5724 Analysis and Representation to resolve case insensitive conflict.
5725 * doc/loop.texi (Loop Analysis and Representation): Likewise.
5727 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
5729 * tree.h (struct tree_memory_tag): Add aliases member.
5730 (MTAG_ALIASES): New macro.
5731 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
5732 (add_may_alias): Remove pointer-set. Update for may_aliases being
5734 (mark_aliases_call_clobbered): Update for may_aliases being a
5736 (compute_tag_properties): Ditto.
5737 (create_partition_for): Ditto.
5738 (compute_memory_partitions): Ditto.
5739 (dump_may_aliases_for): Ditto.
5740 (is_aliased_with): Ditto.
5741 (add_may_alias_for_new_tag): Ditto.
5742 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
5743 (compute_is_aliased): New function.
5744 (compute_may_aliases): Call compute_is_aliased).
5745 (init_alias_info): Initialize alias_bitmap_obstack.
5746 (union_alias_set_into): New function.
5747 (compute_flow_sensitive_aliasing): Use union_aliases_into.
5748 (have_common_aliases_p): Rewrite to take two bitmaps and use
5750 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
5752 (finalize_ref_all_pointers): Update for add_may_alias changes.
5753 (new_type_alias): Ditto.
5754 * tree-flow-inline.h (may_aliases): Return a bitmap.
5755 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
5756 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
5757 may_aliases being a bitmap.
5758 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
5759 may_aliases now returns a bitmap.
5760 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
5762 * tree-ssa-operands.c (add_virtual_operand): Update for
5763 may_aliases being a bitmap.
5765 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
5767 PR tree-optimization/30630
5768 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
5769 variable as changed.
5771 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
5774 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
5775 expanded only once even if an error occurs.
5777 2007-01-29 Ben Elliston <bje@au.ibm.com>
5779 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
5780 (__gcov_average_profiler): Likewise.
5781 (__gcov_ior_profiler): Likewise.
5782 (__gcov_merge_ior): Likewise.
5784 2007-01-28 Jan Hubicka <jh@suse.cz>
5786 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
5787 * value-prof.c (stringop_block_profile): Likewise.
5789 2007-01-28 Jan Hubicka <jh@suse.cz>
5791 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
5792 variant handling histograms; add wrapper.
5793 (clear_storage_via_libcall): Export.
5794 (emit_block_move_hints): Break out from ...; add histograms.
5795 (emit_block_move): ... this one.
5796 (clear_storage_hints): Break out from ...; add histograms.
5797 (clear_storage): ... this one.
5798 (set_storage_via_memset): Handle histogram.
5799 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
5800 (clear_storage_hints, clear_storage_via_libcall): Declare.
5801 (set_storage_via_setmem): Update prototype.
5802 * doc/md.texi (movmem, setmem): Document new arguments.
5804 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
5806 (stringop_block_profile): New global function.
5807 (tree_stringops_values_to_profile): Profile block size and alignment.
5808 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
5810 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
5811 (stringop_block_profile): Declare.
5812 * builtins.c: Include value-prof.h.
5813 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
5814 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
5815 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
5816 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
5817 * profile.c (instrument_values): Add new counters.
5818 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
5820 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
5821 (tree_init_edge_profiler): Build new profilers.
5822 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
5823 (pass_tree_profile): Add dump.
5824 (tree_profile_hooks): Update.
5825 * Makefile.in (LIBGCOV): Add new constants.
5826 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
5827 __gcov_ior_profiler): New.
5828 * i386.md (movmem/setmem expanders): Add new optional arguments.
5830 2007-01-28 David Edelsohn <edelsohn@gnu.org>
5832 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
5834 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5836 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
5837 (tree_unswitch_single_loop): Pass eni_size_weights to
5838 tree_num_loop_insns.
5839 * tree-ssa-loop-manip.c: Include tree-inline.h.
5840 (can_unroll_loop_p): Pass eni_size_weights to
5841 tree_num_loop_insns.
5842 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
5843 Pass eni_size_weights to estimate_num_insns.
5844 * tree.h (init_inline_once): Export.
5845 * toplev.c (backend_init): Call init_inline_once.
5846 * cgraphunit.c (cgraph_process_new_functions,
5847 cgraph_analyze_function): Pass eni_inlining_weights to
5849 * ipa-inline.c (compute_inline_parameters): Ditto.
5850 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
5851 to estimate_num_insns.
5852 (try_unroll_loop_completely): Pass eni_size_weights to
5853 tree_num_loop_insns.
5854 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
5855 ot estimate_num_insns.
5856 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
5857 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
5858 * tree-inline.c (eni_inlining_weights, eni_size_weights,
5859 eni_time_weights): New variables.
5860 (init_inline_once): Initialize them.
5861 (struct eni_data): Mew.
5862 (estimate_num_insns_1, estimate_num_insns): Use weights.
5863 * tree-inline.h (struct eni_weights_d): New.
5864 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
5865 (estimate_num_insns): Declaration changed.
5866 * cfgloop.h (tree_num_loop_insns): Declaration changed.
5867 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
5868 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
5870 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5872 * tree-data-ref.c (conflict_fn): Assert that the number of affine
5873 relations in the conflict function is valid.
5875 2007-01-27 Ian Lance Taylor <iant@google.com>
5877 * common.opt: Add fstrict-overflow.
5878 * opts.c (decode_options): Set flag_strict_overflow if -O2.
5879 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
5880 (TYPE_OVERFLOW_UNDEFINED): Define.
5881 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
5883 * tree.h (TYPE_TRAP_SIGNED): Don't define.
5884 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
5885 (fold_negate_expr): Likewise.
5886 (make_range): Likewise.
5887 (extract_muldiv_1): Likewise.
5888 (maybe_canonicalize_comparison): Likewise.
5889 (fold_comparison): Likewise.
5890 (fold_binary): Likewise.
5891 (tree_expr_nonnegative_p): Likewise.
5892 (tree_expr_nonzero_p): Likewise.
5893 * tree-vrp.c (compare_values): Likewise.
5894 (extract_range_from_binary_expr): Likewise.
5895 (extract_range_from_unary_expr): Likewise.
5896 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
5898 (nowrap_type_p): Likewise.
5899 * tree-scalar-evolution.c (simple_iv): Likewise.
5900 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
5901 (build_range_check): Likewise.
5902 (extract_muldiv_1): Likewise.
5903 (fold_comparison): Likewise.
5904 * tree-vrp.c (vrp_int_const_binop): Likewise.
5905 (extract_range_from_unary_expr): Likewise.
5906 * convert.c (convert_to_integer): Likewise.
5907 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
5908 (fold_comparison): Likewise.
5909 (fold_binary): Likewise.
5910 * optabs.c (optab_for_tree_code): Likewise.
5911 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
5912 * simplify-rtx.c (simplify_const_relational_operation): Check
5913 flag_strict_overflow and flag_trapv.
5914 (simplify_const_relational_operation): Likewise.
5915 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
5916 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
5919 2007-01-27 Roger Sayle <roger@eyesopen.com>
5921 * tree.c (tree_fold_gcd): Delete.
5922 * tree.h (tree_fold_gcd): Remove prototype.
5923 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
5924 test whether one constant integer is a multiple of another. Instead
5925 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
5926 * fold-const.c (multiple_of_p): We've determined both TOP and
5927 BOTTOM are integer constants so we can call int_const_binop directly
5928 instead of the more generic const_binop.
5930 2007-01-27 Roger Sayle <roger@eyesopen.com>
5932 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
5933 1*X check that the constant hasn't overflowed, to preserve the
5935 (round_up): Provide an efficient implementation when rouding-up an
5936 INTEGER_CST to a power-of-two.
5938 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5940 * doc/sourcebuild.texi: Add comma for clarity.
5941 * doc/extend.texi: Fix some typos.
5942 * doc/passes.texi: Likewise.
5943 * doc/cppinternals.texi: Likewise.
5944 * doc/c-tree.texi: Likewise.
5945 * doc/tree-ssa.texi: Likewise.
5946 * doc/install.texi: Likewise.
5948 2007-01-27 Jan Hubicka <jh@suse.cz>
5950 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
5951 (pass_sra): Do not require alias information.
5952 * passes.c (init_optimization_passes): Add SRA
5954 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
5956 * tracer.c (rest_of_handle_tracer): We already cleaned
5957 up the CFG in tracer() so don't do it here again.
5958 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
5959 cleanup_cfg here, either. And don't call renumber_insns.
5961 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
5962 and BB_HEAD are in the insn stream here. Instead make sure
5963 that BB_INSN is valid on all insns. Also, do check here that
5964 there are no pending branch predictions...
5965 (rtl_verify_flow_info): ...instead of doing it here. Checks
5966 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
5969 2007-01-26 Roger Sayle <roger@eyesopen.com>
5971 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
5972 function to simplify/factorize operand order canonicalization.
5973 (ix86_fixup_binary_operands): Reorganize using the above function.
5974 (ix86_binary_operator_ok): Likewise.
5976 2007-01-27 Jakub Jelinek <jakub@redhat.com>
5978 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
5979 file scope from optimize_attrs.
5980 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
5982 (optimize_attrs): Clear insn_code_values after freeing it.
5984 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5986 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
5987 a parts.base assignment.
5989 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5991 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
5992 (compute_subscript_distance, initialize_data_dependence_relation,
5993 finalize_ddr_dependent, analyze_ziv_subscript,
5994 analyze_siv_subscript_cst_affine,
5995 compute_overlap_steps_for_affine_univar,
5996 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5997 analyze_siv_subscript, analyze_miv_subscript,
5998 analyze_overlapping_iterations, subscript_dependence_tester_1,
5999 compute_self_dependence, free_dependence_relation): Work
6000 with affine_fn instead of chrecs.
6001 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
6002 common_affine_function, affine_function_base,
6003 affine_function_constant_p, affine_fn_op, affine_fn_plus,
6004 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
6005 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
6006 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
6007 (all_chrecs_equal_p): Removed.
6008 * tree-data-ref.h (affine_fn, conflict_function): New types.
6009 (struct subscript): Change type of conflicting_iterations_in_a
6010 and conflicting_iterations_in_b.
6012 2007-01-26 Steve Ellcey <sje@cup.hp.com>
6015 * config/pa/pa.h (TARGET_HPUX_11): New.
6016 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
6017 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
6019 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
6020 Richard Guenther <rguenther@suse.de>
6022 * tree-ssa-structalias.c (solve_graph): Handle case
6023 we merged the variable to another.
6025 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6027 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
6030 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
6031 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
6033 2007-01-25 DJ Delorie <dj@redhat.com>
6035 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
6036 allow changes to modes which don't fit in those registers.
6038 * reload1.c (choose_reload_regs): Check for invalid subregs before
6039 computing their locations, not after.
6041 2007-01-25 Geoffrey Keating <geoffk@apple.com>
6044 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
6045 save Altivec registers in an eh_return function.
6046 (compute_vrsave_mask): Likewise.
6047 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
6048 for saving Altivec registers.
6049 (rs6000_emit_prologue): Don't allocate stack twice in
6050 eh_return function. Correct expected value of altivec_save_offset
6051 when using save_world. Describe save of R0 to stack when using
6052 save_world. Describe stack pointer adjustment when using
6053 save_world. Remove duplicated eh_return parameter register saving.
6054 Update sp_offset variable after save_world.
6055 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
6057 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
6058 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
6061 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6063 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
6065 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6068 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
6069 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
6071 2007-01-25 Richard Guenther <rguenther@suse.de>
6073 * doc/invoke.texi (-Wcoverage-mismatch): Document.
6074 * common.opt (-Wcoverage-mismatch): New warning option.
6075 * coverage.c (get_coverage_counts): Ignore coverage mismatch
6076 if -Wcoverage-mismatch is given.
6078 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
6080 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
6081 (ipcp_driver): Change to static definition.
6082 Add dumping of the ifunctions.
6083 (constant_val_insert): Remove unused parameter. Support for SSA.
6084 (ipcp_propagate_const): Support for SSA.
6085 (ipcp_profile_bb_print): Print only analyzed nodes.
6086 (ipcp_replace_map_create): Remove support for Fortran constant
6088 * ipa-prop.c (ipa_method_modify_stmt,
6089 ipa_callsite_compute_param): Support for SSA.
6090 * ipa-prop.h (ipcp_driver): Remove declaration.
6091 (IS_VALID_TREE_MAP_INDEX): Add define.
6093 2007-01-24 Geoffrey Keating <geoffk@apple.com>
6095 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
6097 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6100 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
6101 constant argument to cabs and do it without checking for
6102 -funsafe-math-optimizations.
6104 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
6106 * c-common.h (RID_FIRST_CXX0X): New.
6107 (RID_LAST_CXX0X): New.
6108 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
6110 * c.opt (Wc++0x-compat): New.
6111 * doc/invoke.texi (-Wc++0x-compat): Document.
6113 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6115 * builtins.c (fold_builtin_carg): New.
6116 (fold_builtin_1): Use it.
6118 2007-01-24 Jan Hubicka <jh@suse.cz>
6120 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
6122 * ipa-inline.c (initial_insns, max_insns): Delete.
6123 (compute_max_insns): New function.
6124 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
6125 of insns as base for code growth.
6126 (cgraph_decide_inlining): Make initial_insns local; do not compute
6128 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
6129 * doc/invoke.texi (inline-unit-growth): Update docs.
6131 2007-01-24 Jakub Jelinek <jakub@redhat.com>
6133 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
6134 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
6135 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
6136 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
6137 for CPUs that have PTA_CX16 set.
6140 * gimplify.c (omp_check_private): New function.
6141 (gimplify_scan_omp_clauses): Use it for
6142 firstprivate/lastprivate/reduction.
6145 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
6146 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
6149 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
6150 If lower_lastprivate_clauses emits some statements, append them
6151 to dlist rather than body_p and to body_p append an initializer.
6152 (lower_omp_for): Adjust caller.
6154 2007-01-24 Steve Ellcey <sje@cup.hp.com>
6156 * target.h (globalize_decl_name): New.
6157 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6158 * output.h (default_globalize_decl_name): New.
6159 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
6161 (globalize_decl): Ditto.
6162 (default_globalize_decl_name): New.
6163 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
6164 (ia64_handle_version_id_attribute): New.
6165 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6166 (ia64_asm_output_external): Use globalize_decl_name instead
6168 * doc/extend.texi (version_id): New pragma.
6169 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
6171 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6173 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
6174 _uleb128_t and _Unwind_SWord with _sleb128_t.
6175 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
6176 uw_frame_state_for, uw_update_context_1): Likewise.
6177 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
6178 * unwind-pe.h (read_uleb128, read_sleb128,
6179 read_encoded_value_with_base): Likewise.
6180 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
6182 2007-01-24 Richard Guenther <rguenther@suse.de>
6184 * builtins.c (expand_builtin_cexpi): Get the fndecl
6185 for cexp in the correct way.
6187 2007-01-24 Jan Hubicka <jh@suse.cz>
6189 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
6191 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6193 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
6194 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
6195 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
6196 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
6197 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
6198 __SIZEOF_PTRDIFF_T__.
6199 * doc/cpp.texi: Documentation for the new builtin macros added.
6201 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
6203 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
6204 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
6205 instead of operands[2] to avoid access past the end of array.
6207 2007-01-24 Richard Sandiford <richard@codesourcery.com>
6209 * reload1.c (emit_reload_insns): Pass the reload register
6210 for a non-spill output reload through forget_old_reloads_1.
6212 2007-01-23 Joseph Myers <joseph@codesourcery.com>
6214 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6215 _SOFT_DOUBLE if doubles use software floating-point.
6216 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
6217 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6218 * config/rs6000/darwin-ldouble.c: Also compile functions for
6219 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
6220 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6221 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
6222 commented-out long double override.
6223 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
6224 * config/rs6000/eabispe.h: Likewise.
6225 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
6226 long double for non-SPE.
6227 (rs6000_handle_option): Likewise.
6228 (invalid_e500_subreg): Disallow more subregs involding DImode,
6229 DFmode, TImode or TFmode.
6230 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
6232 (legitimate_lo_sum_address_p): Also check for TFmode for E500
6234 (rs6000_legitimize_address): Also handle TFmode for E500 double.
6235 (rs6000_legitimize_reload_address): Also handle TFmode for E500
6237 (rs6000_legitimate_address): Also check for TFmode for E500
6239 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
6240 (spe_build_register_parallel): Handle TFmode and TCmode.
6241 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
6243 (function_arg): Handle TFmode and TCmode for E500 double.
6244 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
6246 (print_operand): Handle TFmode and TImode for %y.
6247 (rs6000_generate_compare): Handle TFmode comparisons for E500
6249 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
6250 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
6251 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
6252 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
6253 TFmode for E500 double.
6254 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
6255 (floatsidf2): Enable for E500 double.
6256 (movtf_softfloat): Use rs6000_nonimmediate_operand.
6257 (extenddftf2): Change to extenddftf2_fprs.
6258 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
6259 depending on TARGET_E500_DOUBLE.
6260 (extendsftf2): Enable for E500 double.
6261 (trunctfdf2): Enable for E500 double.
6262 (trunctfsf2): Change to trunctfsf2_fprs.
6263 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
6264 depending on TARGET_E500_DOUBLE.
6265 (floatsitf2): Enable for E500 double.
6266 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
6267 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
6268 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
6269 (negtf2): Change to negtf2_internal.
6270 (negtf2): New expander.
6271 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
6272 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
6273 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
6274 (movdi_internal32): Use rs6000_nonimmediate_operand.
6275 (unnamed splitter): Likewise.
6276 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
6277 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
6278 (SPE64TF, DITI): New mode macros.
6279 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
6282 (frob_<mode>_di_2): New.
6283 (frob_tf_di_8_2): New.
6284 (frob_di_df): Change to frob_di_<mode>; allow more modes.
6286 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
6288 (frob_ti_<mode>_8_2): New.
6289 (frob_ti_tf_2): New.
6290 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
6291 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
6293 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
6294 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
6295 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
6296 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
6297 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
6298 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
6301 2007-01-23 Ian Lance Taylor <iant@google.com>
6303 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
6305 (OBJS-archive): Reformat, alphabetize.
6306 (OBJS): Change out_object_file to OBJS-md.
6308 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
6310 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6311 JUMP_P and CALL_P predicates where applicable.
6312 * config/i386/i386.c: Ditto.
6313 * config/i386/i386.md: Ditto.
6314 * config/i386/mmx.md: Ditto.
6315 * config/i386/predicates.md: Ditto.
6317 2007-01-22 Andreas Schwab <schwab@suse.de>
6319 * config/m68k/m68k.h: Fix comment.
6321 2007-01-22 Jan Hubicka <jh@suse.cz>
6323 * passes.c (init_optimization_passes): Do not rerun
6324 pass_early_warn_uninitialized.
6326 2007-01-22 Richard Guenther <rguenther@suse.de>
6328 PR tree-optimization/30038
6329 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
6331 (execute_cse_sincos_1): Likewise.
6332 (execute_cse_sincos): Likewise.
6333 (gate_cse_sincos): Likewise.
6334 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
6335 the cexpi() canonicalization of sincos().
6336 * tree-pass.h (pass_cse_sincos): Declare.
6337 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
6339 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6341 PR rtl-optimization/29329
6342 * combine.c (replaced_rhs_insn): Rename to i2mod.
6343 (replaced_rhs_value): Rename to i2mod_new_rhs.
6344 (i2mod_old_rhs): New global variable.
6345 (combine_instructions): Adjust for above change. Save a copy of
6346 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
6347 note are substituted in the second instruction.
6348 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
6349 ditch the note if it pertains to the second eliminated register
6350 and this register is mentioned in i2mod_old_rhs.
6353 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6355 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
6356 the insn to which the note was originally attached.
6358 2007-01-21 Jan Hubicka <jh@suse.cz>
6360 * ipa-inline.c (inlining_mode): Comment, move up.
6361 (cgraph_decide_inlining_incrementally): Do not perform inlining
6362 itself; fix handling of flattening of self recursive functions.
6363 (cgraph_find_cycles): Remove.
6364 (cgraph_flatten_node): Remove.
6365 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
6366 (try_inline): New function.
6367 (cgraph_early_inlining): Update call of
6368 cgraph_decide_inlining_incrementally. Apply inlining here.
6369 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
6371 2007-01-21 Dirk Mueller <dmueller@suse.de>
6374 * tree-vrp.c (check_array_bounds): do not warn
6375 about ADDR_EXPR's of ARRAY_REF's which are immediately
6376 used in binary expressions.
6378 2007-01-21 Ira Rosen <irar@il.ibm.com>
6380 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
6381 read_write_dep and macros for its access.
6382 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6383 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
6384 argument, call vect_check_interleaving for every independent pair of
6385 data-refs. Mark loads that access the same memory location as a store
6387 (vect_check_dependences): Remove.
6388 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
6389 call, fix the call to vect_analyze_data_ref_dependence.
6390 (vect_analyze_data_ref_access): For statements that access the same
6391 data-ref, check that they are not stores; for loads, check that there
6392 is no store that access the same location.
6394 2007-01-20 Roger Sayle <roger@eyesopen.com>
6395 Joseph Myers <joseph@codesourcery.com>
6397 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
6398 (-fdump-rtl-stack): Likewise.
6399 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
6400 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
6401 (-mpt-fixed): Use @minus{} for minus sign.
6402 (Using Precompiled Headers): Fix under/overfull hbox.
6404 2007-01-20 Jan Hubicka <jh@suse.cz>
6406 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
6407 place within annotation.
6409 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6411 * pa.c (output_move_double): Change array size of xoperands to 4.
6413 2007-01-20 Jan Hubicka <jh@suse.cz>
6415 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
6418 2007-01-19 Ian Lance Taylor <iant@google.com>
6420 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
6421 constant to unsigned HOST_WIDE_INT before negating.
6423 2007-01-19 Ian Lance Taylor <iant@google.com>
6425 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
6427 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
6428 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6429 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
6430 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
6431 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6432 (realloc_vdef, realloc_vuse): Change second parameter to
6434 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
6436 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
6437 unsigned. Change x and lim locals to unsigned.
6438 (realloc_vdef, realloc_vuse): Change num_elem parameter to
6440 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
6441 (copy_virtual_operands): Change i and n locals to unsigned.
6443 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6446 * builtins.c (fold_builtin_1): Handle builtin fdim.
6448 2007-01-20 Jan Hubicka <jh@suse.cz>
6450 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
6451 * tree-ssa-structalias.c (compute_points_to_sets): Do call
6452 init_alias_heapvars.
6453 (init_alias_heapvars): Initialize only when not already initialized.
6454 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
6456 2007-01-19 Roger Sayle <roger@eyesopen.com>
6458 * common.opt (fsigned-zeros): New command line option.
6459 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
6460 of flag_unsafe_math_optimizations.
6461 * opts.c (set_fast_math_flags): The -ffast-math command line option
6462 implies -fno-signed-zeros.
6463 (fast_math_flags_set_p): Likewise.
6465 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
6466 the documentation of -ffast-math appropriately. Wrap long lines.
6468 2007-01-19 Steve Ellcey <sje@cup.hp.com>
6470 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
6471 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
6473 2007-01-19 Tomas Bily <tbily@suse.cz>
6475 * cgraphunit.c (cgraph_finalize_function): Updating of pid
6477 (tree_init_ic_make_global_vars): New function
6478 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
6479 (tree_gen_ic_profiler): New function
6480 (tree_gen_ic_func_profiler): New function
6481 (tree_profiling): Added calling of tree_gen_ic_func_profiler
6482 (tree_profile_hooks): Added hook for indirec/virtual calls
6483 * value-prof.c (tree_find_values_to_profile): New case for
6485 (tree_values_to_profile): Call for determining indirect/virtual
6487 (tree_indirect_call_to_profile): New function
6488 (tree_ic_transform): New function
6489 (tree_ic): New function
6490 (find_func_by_pid): New function
6491 (init_pid_map): New function
6492 (tree_value_profile_transformations): Added check for
6493 indirect/virtual call transformation
6494 * value-prof.h (enum hist_type): New counter type for
6495 indirect/virtual calls
6496 (profile_hooks): Added new hook for profiling indirect/virtual
6498 * profile.c (instrument_values): New case for indirect/virtual
6500 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
6501 (GCOV_COUNTER_V_INDIR): New counter type
6502 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
6503 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
6505 * cgraph.c: Definition of cgraph_max_pid
6506 (cgraph_create_node): Default init of pid attribute
6507 * cgraph.h: Declaration of cgraph_max_pid
6508 (struct cgraph_node): Added pid attribute
6509 * libgcov.c (__gcov_indirect_call_profiler): New function
6510 (__gcov_one_value_profiler_body): New function
6511 (__gcov_one_value_profiler): Body was moved to
6512 __gcov_one_value_profiler_body and calls it
6514 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
6516 * doc/gty.texi (Options): Document the mark_hook option to GTY.
6517 * gengtype.c (write_types_data, write_func_for_structure,
6518 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
6519 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
6520 (walk_type, write_func_for_structure): Generate the mark_hook if
6523 2007-01-19 Jan Hubicka <jh@suse.cz>
6525 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
6526 'early' argument take inlining mode argument specifying whether to
6527 inline for size/speeed or all functions; add support for flattening;
6529 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
6531 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6534 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
6535 the name of the declared identifier.
6537 2007-01-19 Dirk Mueller <dmueller@suse.de>
6539 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
6540 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
6541 duplicate evaluation.
6543 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6545 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
6546 Macroize expander using X87MODEF12 mode macro. Extend operand 1
6547 to XFMode, use acosxf2 and truncate result to requested mode.
6548 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6549 (asin<mode>2): Similarly, with asin expanders.
6550 (*fscalexf4_i387): Rename from *fscalexf4.
6551 (expNcorexf3): New expander.
6552 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
6553 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
6554 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
6555 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
6556 patterns for SSE math.
6557 (exp10<mode>2): Similarly, with exp10 expanders.
6558 (exp2<mode>2): Similarly, with exp2 expanders.
6559 (expm1<mode>2): Similarly, with expm1 expanders.
6560 (ldexp<mode>3): Similarly, with ldexp expanders.
6561 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
6562 Use gen_truncxf<mode>2_i387_noop to truncate result.
6564 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6566 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
6567 for ColdFire targets.
6569 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
6570 Richard Sandiford <richard@codesourcery.com>
6572 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
6573 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
6574 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
6575 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
6576 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6577 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6579 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6581 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
6582 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
6583 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
6584 (*adddi_dilshr32_cf): New pattern.
6585 (adddi3, subdi3): Remove first alternatives.
6587 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6589 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
6590 implemented using move.l, do not use its cc result for floating-point
6593 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6595 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
6596 from accepting 's' constraints if flag_pic.
6598 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6600 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
6601 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
6602 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
6603 condition from TARGET_68881 to TARGET_HARD_FLOAT.
6605 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
6607 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
6608 ColdFire alternatives.
6609 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
6610 * config/m68k/m68k.md (clzsi2): Define for ColdFire
6611 architectures that support ff1 instruction.
6613 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6614 Julian Brown <julian@codesourcery.com>
6616 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
6617 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
6618 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
6621 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6623 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
6625 (output_move_const_into_data_reg, output_move_simode_const): Delete.
6626 * config/m68k/m68k.c (const_method, const_int_cost): Take a
6627 HOST_WIDE_INT instead of an rtx.
6628 (m68k_rtx_costs): Update call accordingly.
6629 (output_move_const_into_data_reg): Likewise. Fix formatting.
6630 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
6632 (output_move_simode_const): Update calls after above changes.
6633 Rework to use automatic variables and predicates like MEM_P.
6634 * config/m68k/m68k.md (pushexthisi_const): Update call to
6637 2007-01-19 Dirk Mueller <dmueller@suse.de>
6639 * tree-ssa-alias.c (perform_var_substitution): Fix typo
6642 2007-01-19 Richard Guenther <rguenther@suse.de>
6644 * builtins.c (expand_builtin_cexpi): Fall back to expanding
6645 via cexp in case sincos is not available.
6647 2007-01-19 Richard Guenther <rguenther@suse.de>
6649 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
6650 * defaults.h (TARGET_HAS_SINCOS): Default to off.
6651 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
6652 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
6653 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
6654 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
6655 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
6656 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
6658 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6660 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
6662 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
6663 (atan2xf3): Directly generate RTL pattern.
6664 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
6665 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6666 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6667 disable patterns for SSE math.
6668 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
6669 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6670 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6671 disable patterns for SSE math.
6673 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
6675 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
6677 2007-01-18 Roger Sayle <roger@eyesopen.com>
6679 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
6680 VIEW_CONVERT_EXPR to the same type as it's operand.
6682 2007-01-18 David Edelsohn <edelsohn@gnu.org>
6684 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
6685 configured for long double 128.
6687 2007-01-18 Mike Stump <mrs@apple.com>
6689 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
6692 2007-01-18 Michael Meissner <michael.meissner@amd.com>
6694 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
6697 2007-01-18 Jan Hubicka <jh@suse.cz>
6699 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
6700 greater than NUM_VOP_FREE_BUCKETS.
6702 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
6704 * tree-ssa-structalias.c: Update comments.
6705 (ptabitmap_obstack): Removed.
6707 (oldpta_obstack): Ditto.
6708 (stats): Add a few members.
6709 (struct variable_info): Remove node, complex, address_taken, and
6710 indirect_target members. Add oldsolution member.
6711 (new_var_info): Do not initialize removed members.
6712 (constraint_expr_type): Remove INCLUDES.
6713 (constraint_graph): Add size, implicit_preds, rep,
6714 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
6715 (FIRST_REF_NODE): New macro.
6716 (LAST_REF_NODE): Ditto.
6717 (FIRST_ADDR_NODE): Ditto.
6718 (find): New function.
6720 (dump_constraint): Do not handle INCLUDES.
6721 (insert_into_complex): Do not insert duplicate constraints.
6722 (condense_varmap_nodes): Renamed and rewritten into ...
6723 (merge_node_constraints): This. Also fix bug in handling of
6724 offseted copy constraints.
6725 (clear_edges_for_node): No longer need to deal with preds at all,
6726 or removing associated preds/succs.
6727 (merge_graph_nodes): Deal with indirect_cycles.
6728 Don't deal with predecessors.
6729 (add_implicit_graph_edge): New function.
6730 (add_pred_graph_edge): Ditto.
6731 (add_graph_edge): Don't deal with predecessors.
6732 (build_constraint_graph): Removed.
6733 (build_pred_graph): New function.
6734 (build_succ_graph): Ditto.
6735 (struct scc_info): Removed in_component. Added roots, dfs, and
6736 node_mapping. Remove visited_index, unification_queue.
6737 (scc_visit): Deal with union-find we do now.
6738 Deal with cycles with REF nodes.
6739 (collapse_nodes): Renamed and rewritten to ...
6740 (unify_nodes): This.
6741 (process_unification_queue): Removed.
6742 (topo_visit): Cleanup
6743 (do_da_constraint): Use find.
6744 (do_sd_constraint): Ditto.
6745 (do_ds_constraint): Ditto.
6746 (do_complex_constraint): Ditto.
6747 (init_scc_info): Update for removed and added members.
6748 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
6749 (find_indirect_cycles): This.
6750 (equivalence_class): New variable.
6751 (label_visit): New function.
6752 (perform_variable_substitution): Rewritten.
6753 (free_var_substitution_info): New function.
6754 (find_equivalent_node): Ditto.
6755 (move_complex_constraints): Ditto.
6756 (eliminate_indirect_cycles): Ditto.
6757 (solve_graph): Only propagate changed bits.
6758 Use indirect cycle elimination.
6760 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
6761 (tree_id_eq): Renamed to ...
6762 (tree_vi_eq): This. Update for member change
6763 (insert_id_for_tree): Renamed and rewritten to ...
6764 (insert_vi_for_tree): This.
6765 (lookup_id_for_tree): Renamed and rewritten to ...
6766 (lookup_vi_for_tree): This.
6767 (get_id_for_tree): Renamed and rewritten to ...
6768 (get_vi_for_tree): Ditto.
6769 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
6770 (process_constraint): Don't handle INCLUDES.
6771 Remove special ADDRESSOF case.
6772 (find_func_aliases): Rewrite to use vi functions instead of id
6774 (create_function_info_for): Ditto.
6775 (create_variable_info_for): Ditto.
6776 (intra_create_variable_infos): Ditto.
6777 (merge_smts_into): Ditto.
6778 (find_what_p_points_to): Ditto.
6779 (init_base_vars): Ditto.
6780 (init_alias_vars): Ditto.
6781 (remove_preds_and_fake_succs): New function.
6782 (dump_sa_points_to_info): Dump new stats.
6783 (dump_solution_for_var): Use find.
6784 (set_used_smts): Fix formatting.
6785 (compute_points_to_sets): Updated for new functions.
6786 (ipa_pta_execute): Ditto.
6788 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6789 Richard Sandiford <richard@codesourcery.com>
6791 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
6793 * calls.c (expand_call): If the return value is a PARALLEL,
6794 extract its first member.
6795 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
6796 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6797 use FUNCTION_EXTRA_EPILOGUE.
6798 (m68k_function_value): Return a PARALLEL if the return value
6799 is of a pointer type.
6800 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
6801 (FUNCTION_EXTRA_EPILOGUE): Remove.
6802 * config/m68k/m68k.md (D0_REG): New constant.
6804 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6806 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6807 output a NOP for empty epilogues.
6809 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6811 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
6812 before function. Extend register save check to include all
6813 registers, not just integer ones.
6815 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6817 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
6818 (m68k_use_return_insn): ...this.
6819 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
6820 * config/m68k/m68k.c (use_return_insn): Rename to...
6821 (m68k_use_return_insn): ...this.
6822 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
6825 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6827 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
6828 nearest even, fix denormal rounding overflow.
6830 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6832 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
6833 f%$smove and f%$move.
6834 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
6835 (extendsfdf2_cf): Use fdmove instead of f%&move.
6836 (truncdfsf2_cf): Use fsmove instead of f%$smove.
6837 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
6839 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6841 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
6844 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6846 * real.h (real_format): Add a canonical_nan_lsbs_set field.
6847 (coldfire_single_format): Declare.
6848 (coldfire_double_format): Likewise.
6849 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
6850 of qnan_msb_set to determine the lower bits of a canonical
6852 (encode_ieee_double): Likewise.
6853 (encode_ieee_quad): Likewise.
6854 (ieee_single_format): Initialize canonical_nan_lsbs_set.
6855 (mips_single_format): Likewise.
6856 (ieee_double_format): Likewise.
6857 (mips_double_format): Likewise.
6858 (ieee_extended_motorola_format): Likewise.
6859 (ieee_extended_intel_96_format): Likewise.
6860 (ieee_extended_intel_128_format): Likewise.
6861 (ieee_extended_intel_96_round_53_format): Likewise.
6862 (ibm_extended_format): Likewise.
6863 (mips_extended_format): Likewise.
6864 (ieee_quad_format): Likewise.
6865 (mips_quad_format): Likewise.
6866 (vax_f_format): Likewise.
6867 (vax_d_format): Likewise.
6868 (vax_g_format): Likewise.
6869 (i370_single_format): Likewise.
6870 (i370_double_format): Likewise.
6871 (decimal_single_format): Likewise.
6872 (decimal_double_format): Likewise.
6873 (decimal_quad_format): Likewise.
6874 (c4x_single_format): Likewise.
6875 (c4x_extended_format): Likewise.
6876 (real_internal_format): Likewise.
6877 (coldfire_single_format): New real_format.
6878 (coldfire_double_format): Likewise.
6879 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
6880 canonical_nan_lsbs_set.
6881 (pdp11_d_format): Likewise.
6882 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
6883 if TARGET_COLDFIRE_CPU.
6885 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6887 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
6888 (output_call, m68k_legitimize_call_address): Declare.
6889 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
6890 parenthesees. Add support for a 'W' constraint.
6891 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
6892 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
6893 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
6894 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
6896 (override_options): Initialize them. Do not set flag_no_function_cse
6897 for TARGET_ID_SHARED_LIBRARY.
6898 (m68k_output_pic_call): Delete.
6899 (m68k_legitimize_call_address): New function.
6900 (print_operand): Remove the %o prefix. Handle the %p prefix.
6901 (output_call): New function.
6902 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
6903 target address from the GOT if symbolic jumps are not allowed.
6904 * config/m68k/m68k.md (call, general_operand): Do not set
6905 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
6906 Merge separate flag_pic and !flag_pic define_insns into...
6907 (*call, *call_value): ...these new patterns. Match the address
6908 rather than the containing MEM and require it to be a call_operand.
6909 Use output_call to generate the asm template.
6910 * config/m68k/predicates.md (const_call_operand): New predicate.
6911 (call_operand): Likewise.
6913 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6915 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
6916 (STACK_GROWS_DOWNWARD): Define to 1.
6917 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
6918 comments, emphasizing that these values are only defaults.
6919 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
6920 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
6922 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6924 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
6926 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6927 Richard Sandiford <richard@codesourcery.com>
6929 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
6930 (FP_REGNO_P): New macros.
6931 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
6932 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
6933 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
6934 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
6936 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6938 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6939 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
6941 * config/m68k/t-floatlib: New file, extracting common code from...
6942 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
6943 * config/m68k/t-uclinux: Here.
6944 * config/m68k/fpgnulib.c: Do not compile extendeed precision
6945 routines on ColdFire targets.
6947 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6949 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6950 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
6951 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
6952 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
6953 explicitly set MOTOROLA to 1.
6954 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
6956 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6957 Nathan Sidwell <nathan@codesourcery.com>
6959 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
6960 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
6961 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
6962 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
6963 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
6964 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
6965 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
6966 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
6967 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
6968 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6969 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
6970 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
6971 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
6972 (DBX_REGISTER_NUMBER): Delete.
6973 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
6974 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6975 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
6977 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6979 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
6980 * config/flat.h: New file.
6981 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
6983 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
6984 indirect references for -msep-data or -mid-shared-library.
6985 Do not use PC-relative code addresses either.
6986 * config/m68k/m68k.c (override_options): Restrict -fPIC error
6988 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
6989 for shared libraries and crt1.o for executables. Use crti.o and
6991 (ENDFILE_SPEC): Use crtend.o and crtn.o.
6992 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
6993 Do not add -elf2flt or -shared-lib-id options here.
6994 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
6995 Pass -shared-lib-id if -mid-shared-library, taking the library
6996 identifier from -mshared-library-id if given, otherwise
6998 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
6999 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
7000 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
7001 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
7002 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
7003 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
7005 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
7006 jump sequence for ISA A and ISA A+.
7007 (PICJUMP): Likewise.
7009 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7011 * config.gcc (m68k-*-uclinux*): Base the port on the common
7012 and m68k GNU/Linux files rather than on the generic ELF ones.
7013 * config/m68k/uclinux.h (TARGET_VERSION): Override.
7014 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
7016 2007-01-18 Julian Brown <julian@codesourcery.com>
7017 Richard Sandiford <richard@codesourcery.com>
7019 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
7020 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7021 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
7023 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
7025 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7027 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7029 * doc/install.texi: Document m68k-uclinuxoldabi.
7030 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
7031 * config/m68k/uclinux-oldabi.h: New file, copied from
7032 config/m68k/uclinux.h.
7034 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
7036 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
7037 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
7038 (m32r_compute_frame_size): Use unsigned for regno.
7039 (m32r_reload_lr): Use gen_frame_mem.
7041 (m32r_output_function_epilogue): Don't output the function epilogue
7043 (m32r_expand_epilogue): New.
7044 (direct_return): Return false if the function has the interrupt
7046 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
7047 * config/m32r/m32r.md (epilogue): New expander.
7048 (return_lr, return_rte): New insns.
7049 (return): Make it expander.
7050 (return_normal): New expander.
7052 2007-01-18 Josh Conner <jconner@apple.com>
7055 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
7056 support for UNLE, UNLT, UNGE, and UNGT.
7058 2007-01-18 Jan Hubicka <jh@suse.cz>
7060 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
7061 * tree-tailcall (add_virtual_phis): Likewise.
7062 (optimize_tail_call): Return TODOs.
7063 (execute_tail_calls): Return TODOs.
7064 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
7065 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
7067 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
7068 Cleanup cfg using TODO.
7069 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
7070 * passes.c (execute_function_todo): When cleanup did something, remove
7072 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
7073 (make_edges): Don't cleanup_cfg.
7075 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
7077 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
7078 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
7079 operate on the top of stack.
7080 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
7081 register handling of instructions that output to the second
7083 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
7084 (move_for_stack_reg): Special-case check for dead destination
7085 stack slot for constant load of 1.0 inside UNSPEC_TAN.
7087 * config/i386/i386.md (UNSPEC_TAN): New constant.
7088 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
7089 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
7090 to correctly model move of constant 1.0 to top stack slot.
7091 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
7092 (unnamed peephole2 pattern): Remove corresponding peephole2
7093 pattern that optimizes tan insn and loading of constant 1.0.
7094 (tanxf2): Use fptanxf4_i387.
7095 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
7096 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
7097 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7098 disable patterns for SSE math.
7099 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
7100 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
7102 2007-01-18 Dirk Mueller <dmueller@suse.de>
7103 Richard Guenther <rguenther@suse.de>
7106 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
7107 * common.opt (Warray-bounds): Add new warning option.
7108 * c-opts.c (c_common_handle_option): Define -Warray-bounds
7110 * Makefile.in: make tree-vrp.o depend on toplev.h
7111 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
7113 (check_array_refs, check_array_bounds, check_array_ref): New.
7115 2007-01-18 Jan Hubicka <jh@suse.cz>
7117 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
7118 (execute_ssa_ccp): Return flags conditionally.
7119 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
7121 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
7123 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
7125 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
7126 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
7128 * Makefile.c (GTFILES): Add cfglayout.h.
7129 * gengtype.c (open_base_files): Likewise.
7130 * cfglayout.c (cfg_layout_function_footer,
7131 cfg_layout_function_header) Reindent to make gengtype happy.
7132 * cfglayout.h (cfg_layout_function_footer,
7133 cfg_layout_function_header): Add GTY(()) marker.
7135 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
7137 2007-01-18 Ben Elliston <bje@au.ibm.com>
7139 * genautomata.c (write_automata): Include xstrerror output in the
7140 error message if writing the DFA description file fails.
7142 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
7144 * config/mips/mips-protos.h (mips_output_external): Make it
7146 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
7147 * config/mips/mips.c (irix_output_external_libcall): Likewise.
7148 (extern_list): Likewise.
7149 (extern_head): Likewise.
7150 (TARGET_ASM_FILE_END): Likewise.
7151 (mips_file_end): Likewise.
7152 (mips_output_external): Rewritten.
7154 2007-01-18 Ben Elliston <bje@au.ibm.com>
7156 * genpreds.c (write_insn_preds_c): Only write out the function
7157 body for regclass_for_constraint if we have register constraints.
7159 2007-01-17 Tom Tromey <tromey@redhat.com>
7161 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
7162 * doc/install.texi (Testing): Use sourceware.org.
7163 (Binaries): Likewise.
7164 (Specific): Likewise.
7165 * doc/contrib.texi (Contributors): Use sourceware.org.
7167 2007-01-17 Anatoly Sokolov <aesok@post.ru>
7169 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
7170 (AVR_ENHANCED): Rename to ...
7171 (AVR_HAVE_MUL): ... new.
7172 (avr_enhanced_p): Rename to ...
7173 (avr_have_mul_p): ... new.
7174 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
7175 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
7176 * config/avr/avr.c (avr_enhanced_p): Rename to ...
7177 (avr_have_mul_p): ... new.
7178 (base_arch_s): Rename 'enhanced' to 'have_mul'.
7179 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
7180 'avr_enhanced_p' and 'enhanced'.
7181 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
7182 AVR_HAVE_MUL instead of AVR_ENHANCED.
7183 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7184 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
7185 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
7186 instead of AVR_ENHANCED.
7187 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7188 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
7189 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
7191 2007-01-17 Ian Lance Taylor <iant@google.com>
7193 * vec.h (VEC_reserve_exact): Define.
7194 (vec_gc_p_reserve_exact): Declare.
7195 (vec_gc_o_reserve_exact): Declare.
7196 (vec_heap_p_reserve_exact): Declare.
7197 (vec_heap_o_reserve_exact): Declare.
7198 (VEC_OP (T,A,reserve_exact)): New static inline function, three
7200 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
7202 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
7203 (VEC_OP (T,A,copy)) [all versions]: Likewise.
7204 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
7205 * vec.c (calculate_allocation): Add exact parameter. Change all
7207 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
7208 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
7209 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
7210 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
7211 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
7212 (vec_heap_p_reserve_exact): New function.
7213 (vec_heap_o_reserve_exact): New function.
7215 2007-01-17 Jan Hubicka <jh@suse.cz>
7217 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
7219 2007-01-17 Eric Christopher <echristo@apple.com>
7221 * config.gcc: Support core2 processor.
7223 2007-01-16 Jan Hubicka <jh@suse.cz>
7225 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
7226 the names, just unlink the chain so we don't crash on dangling pointers
7229 2007-01-16 Jan Hubicka <jh@suse.cz>
7231 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
7232 * tree-pass.h: Reorder to make IPA passes appear toegher.
7233 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
7234 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
7235 parameters, do not call early inliner.
7236 * ipa-inline.c: Update comments. Include tree-flow.h
7237 (cgraph_decide_inlining): Do not compute inlining parameters.
7238 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
7239 be called with function context set up.
7240 (pass_ipa_inline): Remove unreachable functions before pass.
7241 (cgraph_early_inlining): Simplify assuming to be called from the
7243 (pass_early_inline): New pass.
7244 (cgraph_gate_ipa_early_inlining): New gate.
7245 (pass_ipa_early_inline): Turn into simple wrapper.
7246 (compute_inline_parameters): New function.
7247 (gate_inline_passes): New gate.
7248 (pass_inline_parameters): New pass.
7249 (apply_inline): Move here from tree-optimize.c
7250 (pass_apply_inline): New pass.
7251 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
7253 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
7255 (tree_function_versioning): Do not allocate dummy struct function.
7256 * tree-inline.h (optimize_inline_calls): Update prototype.
7257 * tree-optimize.c (execute_fixup_cfg): Export.
7258 (pass_fixup_cfg): Remove
7259 (tree_rest_of_compilation): Do not apply inlines.
7260 * tree-flow.h (execute_fixup_cfg): Declare.
7261 * Makefile.in (gt-passes.c): New.
7262 * passes.c: Include gt-passes.h
7263 (init_optimization_passes): New passes.
7264 (nnodes, order): New static vars.
7265 (do_per_function_toporder): New function.
7266 (execute_one_pass): Dump current pass here.
7267 (execute_ipa_pass_list): Don't dump current pass here.
7269 2007-01-16 Janis Johnson <janis187@us.ibm.com>
7271 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
7272 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
7274 2007-01-16 David Edelsohn <edelsohn@gnu.org>
7276 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
7277 (strong_alias): Define.
7278 (__gcc_qmul): Provide non-FMA for soft-float.
7284 (__gcc_qunord): New.
7294 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
7295 soft-float functions.
7296 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
7297 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
7298 about long double soft float.
7300 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
7301 Tehila Meyzels <tehila@il.ibm.com>
7303 * tree-vectorizer.h (is_pattern_stmt_p): New.
7304 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
7305 formatting (tabs instead of spaces). Cleanup and clarify setting
7306 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
7307 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
7308 (vectorizable_type_demotion): Check that types are integral.
7309 (vectorizable_type_promotion): Likewise.
7310 (vectorizable_store): Fix typo. Eliminate new-line at end of
7313 2007-01-16 Jan Hubicka <jh@suse.cz>
7315 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
7318 2007-01-15 Eric Christopher <echristo@apple.com>
7320 * ifcvt.c: Include vec.h, vecprim.h.
7321 (check_cond_move_block): New argument regs.
7322 Reorganize. Add registers used to regs.
7323 (cond_move_process_if_block): Use regs set above as
7326 2007-01-15 Eric Christopher <echristo@apple.com>
7328 * config/darwin.h: Update copyright.
7329 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
7330 (LINK_COMMAND_SPEC): Add -u.
7331 (LINK_SPEC): Fix umbrella for above.
7333 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
7335 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
7338 2007-01-15 Tom Tromey <tromey@redhat.com>
7340 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
7341 * doc/install.texi (Testing): Don't mention jacks.
7342 (Configuration): Document --enable-java-maintainer-mode. Move
7343 --with-java-home to libgcj-specific section. Document
7345 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
7347 2007-01-15 Jan Hubicka <jh@suse.cz>
7349 * tree-ssa-dce.c (DCE_TODOs): New.
7350 (propagate_necessity): Return if something changed.
7351 (eliminate_unnecessary_stmts): Likewise.
7352 (perform_tree_ssa_dce): Return TODO flags when needed.
7353 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
7355 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
7357 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
7358 (fyl2x_extend<mode>xf3_i387): New insn pattern.
7359 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
7360 patterns using X87MODEF12 mode macro. Extend operand 1
7361 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7362 (log10<mode>2): Ditto.
7363 (log2<mode>2): Ditto.
7364 (log1p<mode>2): Ditto.
7365 (logb<mode>2): Ditto.
7366 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
7367 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
7368 (*fxtractxf3_i387): Rename from *fxtractxf3.
7369 (fxtract_extend<mode>xf3_i387): New insn pattern.
7370 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
7371 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
7372 and gen_fyl2xxf3_i387().
7374 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
7376 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
7377 * cfgloopmanip.c (fix_loop_placement): Made static. Use
7378 get_loop_exit_edges. Changed return type to bool.
7379 * cfgloop.h (fix_loop_placement): Declaration removed.
7381 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
7383 * param.h (MIN_VECT_LOOP_BOUND): New.
7384 * params.def (MIN_VECT_LOOP_BOUND): New.
7385 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
7386 argument - minimum threshold for number of iterations.
7387 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
7388 argument to declaration.
7389 * tree-vect-analyze.c (vect_analyze_operations): Check value of
7390 MIN_VECT_LOOP_BOUND.
7391 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
7392 slpeel_tree_peel_loop_to_edge with additional argument.
7393 (vect_do_peeling_for_alignment): Likewise.
7394 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
7396 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
7399 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
7402 2007-01-14 Jan Hubicka <jh@suse.cz>
7404 * tree-dfa.c (remove_referenced_var): New function.
7405 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
7406 prune referenced vars list too.
7407 * tree-flow.h (remove_referenced_var): Declare.
7409 2007-01-14 Jan Hubicka <jh@suse.cz>
7411 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
7413 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
7414 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
7415 * except.h (verify_eh_throw_table_statements): Kill prototype.
7416 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
7417 into call exrepssions.
7418 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
7420 * tree-cfg.c: Include pointer-set.h.
7421 (verify_node_sharing): Work on pointer set.
7422 (verify_eh_throw_stmt_node): New.
7423 (verify_stmts): Use pointers sets, verify throw_stmt.
7425 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
7427 * ipa-reference.c (analyze_function): Consider also addresses taken
7430 2007-01-12 Roger Sayle <roger@eyesopen.com>
7432 * c-typeck.c (null_pointer_constant_p): Replace use of
7433 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7434 (build_c_cast): Likewise.
7436 2007-01-12 Roger Sayle <roger@eyesopen.com>
7438 * tree.h (force_fit_type_double): Remove unused final argument.
7439 * c-common.c (constant_expression_warning): Replace use of
7440 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7441 (convert_and_check): Likewise.
7442 (shorten_compare): Update call to force_fit_type_double.
7443 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
7444 * convert.c (convert_to_pointer): Update call to
7445 force_fit_type_double.
7446 * fold-const.c (force_fit_type_double): Remove overflowed_const
7448 (int_const_binop, fold_convert_const_int_from_int,
7449 fold_convert_const_int_from_real, fold_div_compare,
7450 fold_sign_changed_comparison, fold_unary, fold_negate_const,
7451 fold_abs_const, fold_not_const): Remove the final argument from
7452 calls to force_fit_type_double.
7454 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7456 * configure.ac: Set insn to "nop" for spu-*-* also.
7457 * configure: Regenerate.
7459 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
7461 * builtins.def : Add BUILT_IN_FREE.
7463 2007-01-12 Jan Hubicka <jh@suse.cz>
7465 PR tree-optimization/30443
7466 * tree-inline.c (tree_function_versioning): Do not optimize when
7467 cloning for inlining.
7469 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
7471 * doc/loop.texi: Document recording of loop exits.
7472 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
7473 (update_single_exits_after_duplication,
7474 update_single_exit_for_duplicated_loop,
7475 update_single_exit_for_duplicated_loops): Removed.
7476 (duplicate_loop_to_header_edge): Do not call
7477 update_single_exits_after_duplication and
7478 update_single_exit_for_duplicated_loops.
7479 (loop_version): Do not update single_exit information.
7480 (fix_loop_structure): Use record_loop_exits instead of
7481 mark_single_exit_loops.
7482 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
7483 the lists of loop exits.
7484 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
7485 split_edge, merge_blocks): Update the lists of loop exits.
7486 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
7487 loop_optimizer_init.
7488 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
7489 of mark_single_exit_loops.
7490 (loop_optimizer_finalize): Call release_recorded_exits.
7491 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
7492 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
7493 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
7494 update single exit information.
7495 * lambda-code.c (perfect_nestify): Ditto.
7496 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
7497 (mark_single_exit_loops): Removed.
7498 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
7499 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
7500 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
7502 (get_loop_exit_edges, single_exit): Use recorded exit lists.
7503 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
7504 (verify_loop_structure): Verify consistency of the exit lists.
7505 (flow_loops_find): Use alloc_loop. Initialize exits hash.
7506 (set_single_exit): Removed.
7507 * cfgloop.h (struct loop_exit): New function.
7508 (struct loop): single_exit_ field replaced by exits field.
7509 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
7510 (struct loops): Added exits hash.
7511 (mark_single_exit_loops, set_single_exit): Declaration removed.
7512 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
7514 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7516 * doc/invoke.texi: Avoid use of @headitem.
7518 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7520 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
7522 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7524 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
7527 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7528 Richard Sandiford <richard@codesourcery.com>
7530 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
7531 * config/m68k/m68k.opt: Resort options.
7532 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
7534 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7535 Richard Sandiford <richard@codesourcery.com>
7537 * doc/invoke.texi: Document the macros that are defined by
7538 m68k's -mtune and -mhard-float options.
7539 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
7540 (m68k_cpp_cpu_family): Likewise.
7541 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
7542 of __ucfv*__ macros. Define __mcffpu__ if generating code for
7543 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
7544 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
7545 (m68k_cpp_cpu_family): Likewise.
7547 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7549 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
7550 macros besides mc68000 as tuning macros. Use a switch statement
7551 to set them and mcpu32.
7553 2007-01-12 Julian Brown <julian@codesourcery.com>
7555 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
7556 (TARGET_68040_ONLY): Rename to...
7557 (TARGET_68040): ...this.
7558 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
7559 * config/m68k/m68k.md: Likewise.
7561 2007-01-12 Julian Brown <julian@codesourcery.com>
7562 Nathan Sidwell <nathan@codesourcery.com>
7563 Richard Sandiford <richard@codesourcery.com>
7565 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
7566 the -mcpu= argument associated with the --with-cpu setting.
7567 Define M68K_DEFAULT_TUNE to the default -mtune= option,
7568 if different from the one implied by the -mcpu setting.
7569 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
7570 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
7571 * doc/invoke.texi: Mention ColdFire in the introduction to the
7572 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
7573 -mno-div and -mhard-float options. Make -m68881 a synonym for
7574 -mhard-float. Document the previously-undocumented -m5206e,
7575 -m528x, -m5307 and -m5407 options. Tweak the existing option
7576 documentation for consistency.
7577 * doc/install.texi: Mention new --with-cpu arguments.
7578 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
7579 default CPU if neither -mcpu nor -march are specified.
7580 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
7581 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
7582 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
7583 using m68k_tune to decide between families that implement the
7584 same ISA. Use m68k_tune to set __mcfv4e__.
7585 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
7586 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
7587 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
7588 (FL_ISA_C, FL_ISA_MMU): New macros.
7589 (MASK_COLDFIRE): Delete.
7590 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
7591 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
7592 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
7593 (TARGET_HARD_FLOAT): Do not define here.
7594 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
7595 (TUNE_68000): New macro.
7596 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
7597 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
7598 (TUNE_CFV2): Redefine in terms of m68k_tune.
7599 (uarch_type, target_device, fpu_type): New enums.
7600 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
7601 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
7602 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
7603 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
7604 (FL_FOR_isa_c): New macros.
7605 (m68k_isa): New enum.
7606 (m68k_target_selection): New structure.
7607 (all_devices, all_isas, all_microarchs): New tables.
7608 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
7609 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
7610 (MASK_ALL_CPU_BITS): Delete.
7611 (m68k_find_selection): New function.
7612 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
7613 Map the legacy target options to a combination of the new ones.
7614 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
7615 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
7616 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
7618 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
7619 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
7621 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
7622 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
7623 * config/m68k/m68k-devices.def: New file.
7625 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7626 Nathan Sidwell <nathan@codesourcery.com>
7628 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
7629 (SUBTARGET_EXTRA_SPECS): New macros.
7630 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
7631 use %(asm_cpu_spec) instead.
7632 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
7633 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
7634 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
7635 (EXTRA_SPECS): Rename to...
7636 (SUBTARGET_EXTRA_SPECS): ...this.
7638 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7639 Richard Sandiford <richard@codesourcery.com>
7640 Julian Brown <julian@codesourcery.com>
7642 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7643 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
7644 to the configuration's default CPU.
7645 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
7646 Remove default masks.
7647 (m680[012]0-*-*): Set the default with_cpu to the first part of
7649 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
7650 (m68k*-*-linux): Extend the --with-cpu handling to...
7651 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
7652 and m68010. Don't set target_cpu_default2.
7653 * doc/install.texi: Document --with-cpu for m68k.
7654 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
7655 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
7656 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
7657 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
7658 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
7659 (ASM_SPEC): Remove use of %(asm_cpu_default).
7660 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
7661 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
7662 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
7663 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
7664 __HAVE_FPU__ if TARGET_HARD_FLOAT.
7665 (TARGET_DEFAULT): Delete.
7666 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
7667 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
7668 (CPP_CPU_SPEC): Delete.
7669 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
7670 the appropriate string.
7671 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
7672 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
7673 (ASM_SPEC): Don't use %(asm_default_spec).
7674 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
7675 TARGET_DEFAULT and add MASK_68881.
7676 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
7678 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7680 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
7681 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
7682 MASK_68010 alongside MASK_68020.
7683 * doc/invoke.texi: Document -m68010.
7684 * config/m68k/m68k.opt (m68010): New.
7685 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
7687 (TUNE_68010): New macro.
7688 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
7689 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
7690 (M68K_CPU_m68332): Add MASK_68010.
7691 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
7692 fallback definition.
7693 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
7695 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
7696 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
7697 to all entries that use MASK_68020.
7698 (output_move_simode_const, output_move_himode, output_move_qimode)
7699 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
7700 instead of TARGET_68020 to select clr behavior. Remove comment
7701 about there being no TARGET_68010.
7702 * config/m68k/m68k.md: Likewise throughout.
7704 2007-01-12 Julian Brown <julian@codesourcery.com>
7706 * config/m68k/m68k.h (TARGET_ISAB): New macro.
7707 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
7708 * config/m68k/m68k.md: Likewise.
7710 2007-01-12 Julian Brown <julian@codesourcery.com>
7712 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
7713 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
7715 2007-01-12 Julian Brown <julian@codesourcery.com>
7717 * config/m68k/m68k.h (TUNE_68040_60): New macro.
7718 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
7719 * config/m68k/m68k.md: Likewise.
7721 2007-01-12 Julian Brown <julian@codesourcery.com>
7722 Richard Sandiford <richard@codesourcery.com>
7724 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
7725 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
7726 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
7728 (TARGET_CPU32): Rename to...
7729 (TUNE_CPU32): ...this.
7730 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
7731 (TUNE_CFV2): New macros.
7732 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
7733 remove conditions that are implied by TARGET_68020.
7734 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
7735 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
7736 (m68k_output_function_epilogue): Likewise.
7737 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
7738 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
7739 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
7740 non-68000 timings. Refactor multiplication and division costs.
7741 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
7742 TUNE_CPU32 instead of TARGET_CPU32.
7743 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
7744 and TUNE_68060 instead of TARGET_68060.
7745 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
7746 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
7748 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
7749 && !TARGET_COLDFIRE" to choose between moveq and clr.
7750 Likewise in the unnamed movsf pattern.
7751 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
7752 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
7755 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7757 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
7758 of tabbing before backslashes.
7760 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7762 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
7763 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
7764 (ASM_OUTPUT_INTERNAL_LABEL): Define.
7766 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7768 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
7769 find_interesting_uses_cond.
7770 (find_interesting_uses_cond): Use extract_cond_operands.
7771 (rewrite_use_compare): Use extract_cond_operands and
7772 force_gimple_operand_bsi. Do not call update_stmt.
7773 (determine_use_iv_cost_condition): Use extract_cond_operands.
7774 Return cheaper of using original bound and changing the exit bound.
7776 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7778 PR tree-optimization/29516
7779 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
7780 most_expensive_mult_to_index, addr_to_parts,
7781 create_mem_ref, maybe_fold_tmr): Make the type of
7782 fields of TARGET_MEM_REF sizetype.
7783 (move_fixed_address_to_symbol, move_pointer_to_base):
7785 * tree.def (TARGET_MEM_REF): Add comment on types of
7788 2007-01-11 Joseph Myers <joseph@codesourcery.com>
7790 * c-common.c (vector_types_convertible_p): Treat opaque types as
7791 always convertible if they have the same size, but not otherwise.
7793 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
7795 * ifcvt.c (struct noce_if_info): Add comments to the fields.
7796 Remove the b_unconditional field.
7797 (noce_try_sign_mask): Do not look at b_unconditional.
7798 (noce_process_if_block): Do not use merge_if_blocks. Update
7799 the CFG here. Do not set b_unconditional.
7800 (cond_move_process_if_block): Likewise.
7801 (find_cond_trap): Likewise.
7802 (check_cond_move_block): Require simple jump insns at the end
7805 2007-01-11 Jan Hubicka <jh@suse.cz>
7807 PR tree-optimization/1046
7808 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
7809 when alias info is not ready.
7810 (pass_tail_recursion): Do not require aliasing.
7811 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
7812 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
7813 * tree-ssa-copy.c (pass_copy_prop): Likewise.
7814 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
7815 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
7816 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
7817 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
7819 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
7820 When aliasing is not build, mark statement as volatile.
7822 2007-01-11 Tom Tromey <tromey@redhat.com>
7824 PR preprocessor/15185, PR preprocessor/20989:
7825 * doc/cppopts.texi <-MT>: Update description of algorithm for
7826 computing default target.
7827 <-M, -MD>: Reword "basename" text.
7829 2007-01-11 Roger Sayle <roger@eyesopen.com>
7831 * builtins.c (expand_builtin_pow, expand_builtin_powi,
7832 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
7833 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
7834 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
7835 fold_builtin_bswap, real_constp, fold_builtin_pow,
7836 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
7837 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
7838 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7839 * convert.c (convert_to_pointer): Likewise.
7840 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
7841 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
7842 const_binop, fold_convert_const_int_from_int,
7843 fold_convert_const_int_from_real,
7844 fold_convert_const_real_from_real, sign_bit_p,
7845 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
7846 fold_sign_changed_comparison, fold_unary, fold_comparison,
7847 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
7848 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
7849 * print-tree.c (print_node_brief, print_node): Likewise.
7850 * stor-layout.c (place_field, layout_type): Likewise.
7851 * tree-chrec.c (keep_cast): Likewise.
7852 * tree.c (build_vector, build_real, build_real_from_int_cst,
7853 build_complex): Likewise.
7855 2007-01-11 Roger Sayle <roger@eyesopen.com>
7857 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
7858 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
7860 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
7862 * configure.ac (strict1_warn): Rename to strict_warn.
7863 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
7864 cc_set_by_configure, quoted_cc_set_by_configure,
7865 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
7866 all_boot_languages, all_stagestuff): Remove.
7867 (target_list): Remove bootstrap targets.
7868 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
7869 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
7870 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
7871 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
7872 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
7873 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
7874 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
7875 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
7876 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
7877 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
7878 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
7879 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
7880 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
7881 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
7882 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
7883 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
7884 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
7885 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
7886 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
7887 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
7888 (mostlyclean): Adjust.
7889 (clean, distclean): Don't mention bootstrap stuff.
7890 * configure: Regenerate.
7891 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
7892 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
7893 treelang/config-lang.in (stagestuff): Remove.
7894 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
7895 stageprofile, stagefeedback, stagestuff): Remove mention.
7897 2007-01-11 Nick Clifton <nickc@redhat.com>
7899 * config/mcore/predicates.md (mcore_general_movesrc_operand):
7901 (mcore_general_movdst_operand): Do not accept CONST_INTs.
7902 (mcore_arith_K_S_operand): Run the test for the S constraint not
7903 the test for the M constraint.
7904 (mcore_addsub_operand): Do not accept integer values that are
7905 larger than 32 bits.
7906 * config/mcore/mcore.md: Remove unused constraints from split.
7907 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
7909 (allocate_stack): Likewise.
7910 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
7911 operands to 32 bits.
7912 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
7914 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
7915 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
7916 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
7917 mcore_output_bclri, mcore_output_andn, output_inline_const,
7918 mcore_output_move, mcore_output_movedouble): Likewise.
7919 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
7920 (output_inline_const): Likewise.
7921 (output_inline_const): Fix format strings used in sprintf
7923 * config/mcore/mcore-protos.h: Update prototypes for changed
7924 functions in mcore.c.
7925 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
7926 HOST_WIDE_INT and not int.
7927 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
7928 CONST_OK_FOR_N): Likewise.
7929 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
7930 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
7933 2007-01-10 Jan Hubicka <jh@suse.cz>
7935 * tree-vrp.c (remove_range_assertions): Release defs.
7936 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
7937 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
7939 2007-01-10 Paul Brook <paul@codesourcery.com>
7941 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
7942 * config/arm/arm.md (mulsi3subsi): New insn.
7944 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
7946 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
7947 (tree_transform_and_unroll_loop): New.
7948 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
7951 2007-01-10 Robert Kennedy <jimbob@google.com>
7953 * fold-const.c (fold_comparison): Fold comparisons like (x *
7954 1000 < 0) to (x < 0).
7956 2007-01-10 Ian Lance Taylor <iant@google.com>
7958 * tree-pretty-print.c (dump_generic_node): Print parentheses when
7959 operands have the same priority.
7961 2007-01-10 Tom Tromey <tromey@redhat.com>
7963 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
7964 (fold_binary): Likewise.
7965 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
7966 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
7967 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
7968 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
7969 * langhooks.h (struct lang_hooks): Removed field
7970 'can_use_bit_fields_p'.
7972 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
7974 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
7976 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
7978 * function.c (get_last_funcdef_no): New function.
7979 * function.h (get_last_funcdef_no): Declare.
7980 * tree-inline.c (initialize_cfun): Add initialization.
7981 (tree_function_versioning): Cleanup.
7983 2007-01-10 Jan Hubicka <jh@suse.cz>
7985 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
7988 2007-01-10 Sa Liu <saliu@de.ibm.com>
7989 Ben Elliston <bje@au.ibm.com>
7991 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
7992 for SAVE_NONLOCAL and Pmode for any other save level.
7993 * spu-protos.h (spu_restore_stack_block): Declare.
7994 * spu.md (save_stack_block): Remove.
7995 (restore_stack_block): Call spu_restore_stack_block.
7996 * spu.c (spu_restore_stack_block): New function.
7997 (spu_expand_epilogue): Remove old comment.
7999 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
8001 PR tree-optimization/30322
8002 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
8003 (cand_value_at): Return the value as aff_tree.
8004 (may_eliminate_iv): Convert the bound from aff_tree to tree.
8005 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
8006 aff_combination_mult): New functions.
8007 (aff_combination_add): Use aff_combination_add_cst.
8008 (aff_combination_convert): Allow conversions to a wider type.
8009 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
8010 * tree-affine.h (aff_combination_mult): Declare.
8012 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
8014 * doc/tm.texi: Update documentation to reflect reality of exec
8015 and start file search behaviours. Update copyright year.
8016 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
8017 header file directories.
8019 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
8021 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
8022 (*cosxf2): Rename to cosxf2_i387.
8023 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
8024 using X87MODEF12 mode macro. Rename patterns to
8025 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
8027 (*cosdf2, *cossf2): Ditto.
8028 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
8029 to match extended input operands.
8030 (sincos<mode>3): New expander.
8031 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
8032 insn patterns and corresponding splitters.
8034 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
8036 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
8037 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
8039 2007-01-09 Nicolas Pitre <nico@cam.org>
8042 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
8044 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8046 * target.h (struct gcc_target): New field library_rtti_comdat.
8047 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
8048 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
8049 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
8050 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
8052 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8054 * doc/invoke.texi (Optimize Options): Correct description of -O0.
8056 2007-01-08 Richard Guenther <rguenther@suse.de>
8058 * tree.h (force_fit_type_double): Export.
8059 (force_fit_type): Remove.
8060 * fold-const.c (force_fit_type_double): New function.
8061 (force_fit_type): Remove.
8062 (int_const_binop): Use it.
8063 (fold_convert_const_int_from_int): Likewise.
8064 (fold_convert_const_int_from_real): Likewise.
8065 (fold_div_compare): Likewise.
8066 (fold_sign_changed_comparison): Likewise.
8067 (fold_unary): Likewise.
8068 (fold_negate_const): Likewise.
8069 (fold_abs_const): Likewise.
8070 (fold_not_const): Likewise.
8071 * c-common.c (shorten_compare): Use force_fit_type_double.
8072 * convert.c (convert_to_pointer): Likewise.
8074 2007-01-08 Richard Guenther <rguenther@suse.de>
8076 * tree.h (build_int_cst_wide_type): Export.
8077 * tree.c (build_int_cst_wide_type): New function.
8078 (build_int_cst_wide): Fix comment.
8079 * builtins.c (fold_builtin_object_size): Use build_int_cst
8080 to build -1 or 0 of the correct type. Use fit_double_type
8081 to check for overflow.
8082 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
8084 (decode_field_reference): Likewise.
8085 (all_ones_mask_p): Likewise.
8086 (native_interpret_int): Use build_int_cst_wide_type.
8087 (fold_binary): Use build_int_cst_type to build an all-ones
8089 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
8091 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
8093 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
8095 2007-01-09 Ben Elliston <bje@au.ibm.com>
8097 * genautomata.c (STATS_OPTION): New option.
8098 (stats_flag): New flag.
8099 (gen_automata_option): Handle it.
8100 (initiate_automaton_gen): Ditto.
8101 (write_automata): Output statistics only if stats_flag is
8102 set. Likewise, output time statistics only if time_flag is set.
8103 * doc/md.texi (Processor pipeline description): Document new flag.
8105 2007-01-08 Richard Guenther <rguenther@suse.de>
8107 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
8108 * tree.c (build_int_cst_type): Likewise.
8109 (size_in_bytes): Don't call force_fit_type on the result.
8110 (int_fits_type_p): Use fit_double_type.
8111 * fold-const.c (fit_double_type): New function.
8112 (force_fit_type): Use it.
8113 * tree.h (fit_double_type): Export.
8115 2007-01-08 Jan Hubicka <jh@suse.cz>
8117 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
8118 * ipa.c (function_and_variable_visibility): Fix return type.
8120 2007-01-08 Richard Guenther <rguenther@suse.de>
8122 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
8123 of offset to build the index.
8124 * tree-pretty-print.c (dump_generic_node): Don't build negated
8125 const just for printing.
8126 * c-pretty-print.c (pp_c_integer_constant): Likewise.
8127 * builtins.c (fold_builtin_int_roundingfn): Check if result
8128 fits the type by using force_fit_type and comparing the result.
8129 * predict.c (predict_loops): Use compare_tree_int for comparison.
8130 * tree.c (build_int_cst): Fall back to integer_type_node for
8132 (build_int_cst_wide): Assert type is non-null.
8134 2007-01-08 Roberto Costa <roberto.costa@st.com>
8136 * tree-vrp.c (extract_range_from_cond_expr): New.
8137 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
8138 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
8140 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
8141 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
8142 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
8143 used as expressions.
8144 * tree-object-size.c (cond_expr_object_size): New.
8145 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
8147 2007-01-08 Jan Hubicka <jh@suse.cz>
8149 * tree-ssa-forwprop.c (forward_propagate_into_cond,
8150 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
8153 2007-01-08 Richard Guenther <rguenther@suse.de>
8155 PR tree-optimization/23603
8156 * tree-vrp.c (set_value_range_to_truthvalue): New function.
8157 (extract_range_from_binary): Fall back to truthvalue instead of
8158 varying for TRUTH_*_EXPR.
8159 (extract_range_from_comparison): Fall back to truthvalue instead of
8161 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
8162 if all visited PHI values were constant.
8164 2007-01-08 Jan Hubicka <jh@suse.cz>
8166 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
8167 (cgraph_analyze_function): break out from ...
8168 (cgraph_finalize_compilation_unit): ... here.
8169 (cgraph_expand_function): Remove forgoten commented out line.
8170 (cgraph_optimize): Analyze functions.
8172 2007-01-08 Jan Hubicka <jh@suse.cz>
8174 * tree-pas.h (TODO_remove_function): New flag.
8175 (TODO_update*): Renumber.
8176 (pass_ipa_increase_alignment,
8177 pass_ipa_function_and_variable_visibility): New passes.
8178 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
8179 (cgraph_function_and_variable_visibility): Move to ipa.c
8180 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
8181 cgraph_increase_alignment.
8182 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
8183 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
8184 calling tree-inline.
8185 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
8186 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
8187 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
8188 (gate_increase_alignment): New function.
8189 (pass_ipa_increase_alignment): New pass.
8190 * ipa.c: Inline tree-pass.h and timevar.h
8191 (function_and_variable_visibility): Move here from cgraphunit.c
8192 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
8193 * passes.c (init_optimization_passes): Add the two new passes.
8194 (execute_todo): Handle cgraph_remove_functions.
8196 2007-01-08 Nick Clifton <nickc@redhat.com>
8198 * config/frv/predicates.md (reg_or_0_operand): Accept
8201 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
8203 * config/bfin/rtems.h, config/bfin/t-rtems: New.
8204 * config.gcc: Add bfin*-rtems*.
8206 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8208 * c.opt: Add -flax-vector-conversions.
8209 * c-typeck.c (convert_for_assignment): Pass flag to
8210 vector_types_convertible_p to allow emission of note.
8211 (digest_init): Likewise.
8212 * c-opts.c: Handle -flax-vector-conversions.
8213 * c-common.c (flag_lax_vector_conversions): New.
8214 (vector_types_convertible_p): Unless -flax-vector conversions
8215 has been passed, disallow conversions between vectors with
8216 differing numbers of subparts and/or element types. If such
8217 a conversion is disallowed, possibly emit a note on the first
8218 occasion only to inform the user of -flax-vector-conversions.
8219 The new last argument specifies this.
8220 * c-common.h (flag_lax_vector_conversions): New.
8221 (vector_types_convertible_p): Add extra argument.
8222 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
8223 char_type_node for V*QI type vectors.
8224 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
8225 Update to satisfy new typechecking rules.
8226 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
8228 * doc/invoke.texi (C Dialect Options): Document
8229 -flax-vector-conversions.
8231 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8233 PR tree-optimization/29877
8234 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
8235 a register variable on the RHS to not be replaceable.
8237 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
8238 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
8239 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
8240 const_simm15, const_pow2, const_npow2): Added.
8241 * config/score/misc.md (insv, extv, extzv, movmemsi,
8242 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
8243 * config/score/score.c (score_address_cost, score_select_cc_mode):
8245 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
8246 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
8247 Update score_print_operand.
8248 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
8249 Adjust register allocate order and update some macro define.
8250 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
8251 mdx_block_move_straight, mdx_block_move_loop_head,
8252 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
8253 mdx_block_move): Added.
8254 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
8255 mdp_limm): Updated and fix some bug and typo.
8256 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
8257 (movsf, movdf, doloop_end): Added.
8259 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
8261 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
8262 config/arm/thumb2.md: Fix comment typos.
8263 * doc/extend.texi: Fix a typo.
8265 2007-01-07 Eric Christopher <echristo@apple.com>
8267 * configure.ac: Check for __stack_chk_fail for darwin.
8268 * configure: Regenerate.
8270 2007-01-07 Richard Guenther <rguenther@suse.de>
8272 * tree-vrp.c (extract_range_from_assert): CSE calls to
8273 compare_values where possible.
8274 (extract_range_from_unary_expr): Likewise.
8276 2007-01-07 Anatoly Sokolov <aesok@post.ru>
8278 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
8279 * config/avr/avr.c (call_insn_operand): Delete function.
8280 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
8281 instead of register number. Use predicates.
8282 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
8283 call_insn_operand): Add.
8285 2007-01-06 Jan Hubicka <jh@suse.cz>
8287 * tree-pass.h (pass_build_cgraph_edges): Declare.
8288 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
8289 (visited_nodes): Remove.
8290 (cgraph_create_edges): Move to cgraphbuild.c; rename to
8291 build_cgrpah_edges; make visited_nodes local.
8292 (cgraph_process_new_functions): DO not call initialize_inline_failed.
8293 (record_references_in_initializer): Move to cgraphbuild.c
8294 (initialize_inline_failed, rebuild_cgraph_edges,
8295 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
8296 (verify_cgraph_node): Make visited_nodes local.
8297 (cgraph_analyze_function): Do not call cgraph_create_edges and
8298 initialize_inline_failed.
8299 (cgraph_expand_function): Do not call cgraph_lower_function;
8300 assert that function is already lowered.
8301 * Makefile.in (cgraphbuild.o): New.
8302 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
8303 at the end of lowering passes.
8305 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
8307 * ifcvt.c (cond_move_convert_if_block): New function, code
8308 factored out from...
8309 (cond_move_process_if_block): ...here. Call the new function
8310 on the THEN and ELSE blocks.
8311 (merge_if_block): Do not copy global_live_at_end, merge_blocks
8312 already takes care of this.
8314 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8317 * tree.h (TREE_OVERFLOW_P): New.
8318 * c-typeck.c (parser_build_unary_op): Warn only if result
8319 overflowed and operands did not.
8320 (parser_build_binary_op): Likewise.
8321 (convert_for_assignment): Remove redundant overflow_warning.
8322 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
8324 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8326 * c-typeck.c (store_init_value): Split over two lines to follow
8327 the GNU coding style.
8329 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
8331 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
8332 __GXX_EXPERIMENTAL_CXX0X__.
8333 * doc/cpp.texi: Same.
8335 2007-01-05 Richard Guenther <rguenther@suse.de>
8338 * tree.c (get_narrower): Do not construct COMPONENT_REFs
8339 with mismatched types. Instead explicitly build a
8340 conversion NOP_EXPR.
8342 2007-01-05 Ian Lance Taylor <iant@google.com>
8344 * c-common.c (decl_with_nonnull_addr_p): New function.
8345 (c_common_truthvalue_conversion): Call it.
8346 * c-typeck.c (build_binary_op): Likewise.
8347 * c-common.h (decl_with_nonnull_addr_p): Declare.
8349 2007-01-05 Jakub Jelinek <jakub@redhat.com>
8352 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
8355 2007-01-05 Joel Brobecker <brobecker@adacore.com>
8357 * doc/install.texi (Final install): Document the fact that
8358 the GNAT runtime should not be stripped.
8360 2007-01-04 Jan Hubicka <jh@suse.cz>
8362 * tree-inline.c (fold_marked_statements): Update operand caches
8363 and EH after folding
8365 2007-01-04 Ian Lance Taylor <iant@google.com>
8367 * c-common.c (check_function_nonnull): Whitespace fix.
8369 2007-01-04 Jan Hubicka <jh@suse.cz>
8371 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
8372 comitted older version of patch.
8373 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
8374 function, celanup cfg and collect garbage.
8376 2007-01-04 Mike Stump <mrs@apple.com>
8378 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
8381 2007-01-04 Eric Christopher <echristo@apple.com>
8383 * libgcc2.c (__bswapsi2): Use SItype.
8384 (__bswapdi2): Use DItype.
8385 * libgcc2.h: Update for above.
8387 2007-01-04 Paul Brook <paul@codesourcery.com>
8389 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
8390 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
8391 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
8392 umulsidi3, umulsidi3adddi, smulsi3_highpart,
8393 umulsi3_highpart): Make conditional on !arm_arch6.
8394 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
8395 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
8396 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
8397 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
8398 umulsi3_highpart_v6): New insns.
8400 2007-01-04 Roger Sayle <roger@eyesopen.com>
8402 * fold-const.c (fold_convert): When casting an expression to void,
8403 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
8404 have a type. Instead of attempting to build a NOP_EXPR, return
8405 these "special" trees directly.
8407 2007-01-04 Joseph Myers <joseph@codesourcery.com>
8409 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
8410 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
8411 rs6000_cost->fp not 0 as adjustment for outer NEG.
8413 2007-01-04 Jan Hubicka <jh@suse.cz>
8415 * cgraph.c (cgraph_release_function_body): New function.
8416 (cgraph_remove_node): Use it.
8417 * cgraph.h (cgraph_release_function_body): Declare.
8418 * cgraphunit.c (cgraph_expand_function): Use it.
8419 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
8420 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
8421 is initialized and while compilation of other function is running.
8422 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
8423 statement CFG annotations from here to ...
8424 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
8426 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
8428 * cfgloop.h (enum li_flags): Make the constants powers of two.
8430 2007-01-04 Jan Hubicka <jh@suse.cz>
8432 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
8434 (fold_marked_statements): New function.
8435 (optimize_inline_calls, tree_function_versioning): Fold new statements.
8436 * tree-inline.h (copy_body_data): Add statements_to_fold.
8438 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
8440 * config.gcc: Mention libgcc/config.host.
8441 * Makefile.in: Update comments mentioning libgcc.
8442 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
8443 (all.cross, start.encap, rest.encap, rest.cross): Update
8444 dependencies for libgcc move.
8445 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
8446 (clean-target, clean-target-libgcc): Delete.
8447 (srcdirify, GCC_EXTRA_PARTS): New macros.
8448 (libgcc-support, libgcc.mvars): New rules.
8449 (distclean): Remove mention of mklibgcc.
8450 (install): Don't reference INSTALL_LIBGCC.
8451 (install-common): Don't reference EXTRA_PARTS.
8452 (install-libgcc, install-multilib): Delete rules.
8453 * mklibgcc.in: Delete file.
8454 * doc/configfiles.texi: Don't mention mklibgcc.
8456 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
8457 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
8458 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
8459 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
8460 (mklibgcc, ldblspecs): Likewise.
8462 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
8463 (posixpre.def): Use $(T).
8464 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
8465 (SHLIB_SRC, SHLIB_INSTALL): Delete.
8466 (SHLIB_LINK): Make dummy.
8467 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
8469 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
8471 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
8472 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
8473 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
8474 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
8476 * configure.ac (all_outputs): Remove mklibgcc.
8477 * configure: Regenerated.
8479 2007-01-03 Josh Conner <jconner@apple.com>
8482 * calls.c (compute_argument_addresses): Set stack and stack_slot
8483 for partial args, too.
8484 (store_one_arg): Use locate.size.constant for the size when
8485 generating a save_area.
8487 2007-01-03 Robert Kennedy <jimbob@google.com>
8489 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
8490 whose definitions are deleted due to basic block merging.
8492 2007-01-03 Paul Brook <paul@codesourcery.com>
8495 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
8497 (use_return_insn): Return 0 for Thumb interrupt functions.
8498 (print_multi_reg): Add rfe argument for IRQ returns.
8499 (arm_output_epilogue): Pop interrupt return address directly into PC.
8500 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
8502 2007-01-03 Paul Brook <paul@codesourcery.com>
8504 Merge from sourcerygxx-4_1.
8505 * config/arm/thumb2.md: New file.
8506 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
8508 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
8509 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8510 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
8511 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
8513 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8514 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
8516 * config/arm/ieee754-sf.S: Ditto.
8517 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
8518 (thumb1_base_register_rtx_p): ... to this.
8519 (thumb_index_register_rtx_p): Rename...
8520 (thumb1_index_register_rtx_p): ... to this.
8521 (thumb_output_function_prologue): Rename...
8522 (thumb1_output_function_prologue): ... to this.
8523 (thumb_legitimate_address_p): Rename...
8524 (thumb1_legitimate_address_p): ... to this.
8525 (thumb_rtx_costs): Rename...
8526 (thumb1_rtx_costs): ... to this.
8527 (thumb_compute_save_reg_mask): Rename...
8528 (thumb1_compute_save_reg_mask): ... to this.
8529 (thumb_final_prescan_insn): Rename...
8530 (thumb1_final_prescan_insn): ... to this.
8531 (thumb_expand_epilogue): Rename...
8532 (thumb1_expand_epilogue): ... to this.
8533 (arm_unwind_emit_stm): Rename...
8534 (arm_unwind_emit_sequence): ... to this.
8535 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
8536 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
8537 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
8538 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
8539 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
8540 thumb2_output_casesi): New functions.
8541 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
8542 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
8543 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
8544 THUMB2_WORK_REGS): Define.
8545 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
8546 arm_condexec_mask, arm_condexec_masklen)): New variables.
8547 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
8548 (arm_override_options): Check new CPU capabilities.
8549 Set new architecture flag variables.
8550 (arm_isr_value): Handle v7m interrupt functions.
8551 (user_return_insn): Return 0 for v7m interrupt functions. Handle
8553 (const_ok_for_arm): Handle Thumb-2 constants.
8554 (arm_gen_constant): Ditto. Use movw when available.
8555 (arm_function_ok_for_sibcall): Return false for v7m interrupt
8557 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
8558 (thumb_find_work_register, arm_load_pic_register,
8559 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
8560 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
8561 print_multi_reg, output_mov_long_double_fpa_from_arm,
8562 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
8563 output_mov_double_fpa_from_arm, output_move_double,
8564 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
8565 output_return_instruction, arm_output_function_prologue,
8566 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
8567 arm_output_mi_thunk, thumb_set_return_address): Ditto.
8568 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
8569 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
8570 (arithmetic_instr, shift_op): Use arm_shift_nmem.
8571 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
8573 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
8574 (thumb_expand_prologue): Use thumb_set_frame_pointer.
8575 (arm_file_start): Output directive for unified syntax.
8576 (arm_unwind_emit_set): Handle stack alignment instruction.
8577 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
8578 Add v6t2, v7, v7a, v7r and v7m.
8579 (RETLDM): Add Thumb-2 code.
8580 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
8581 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
8582 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
8583 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
8584 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
8585 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
8586 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
8587 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
8588 ADJUST_INSN_LENGTH): Define.
8589 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
8590 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
8591 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
8592 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
8593 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
8594 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
8595 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
8596 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
8597 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
8598 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
8599 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
8600 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
8601 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
8602 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
8603 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
8604 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
8605 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
8607 * config/arm/arm-tune.md: Regenerate.
8608 * config/arm/arm-protos.h: Update prototypes.
8609 * config/arm/vfp.md: Enable patterns for Thumb-2.
8610 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
8611 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
8612 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
8613 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
8614 * config/arm/libunwind.S: Add Thumb-2 code.
8615 * config/arm/constraints.md: Update include Thumb-2.
8616 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
8617 * config/arm/ieee754-df.S: Ditto.
8618 * config/arm/bpabi.S: Ditto.
8619 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
8620 * config/arm/predicates.md (low_register_operand,
8621 low_reg_or_int_operand, thumb_16bit_operator): New.
8622 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
8623 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
8624 * config/arm/t-arm-elf: Add armv7 multilib.
8625 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
8627 (UNSPEC_STACK_ALIGN, ce_count): New.
8628 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
8629 arm_zero_extendsidi2, arm_zero_extendqidi2): New
8631 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
8632 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
8633 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
8634 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
8635 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
8636 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
8638 * doc/extend.texi: Document ARMv7-M interrupt functions.
8639 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
8641 2007-01-03 Jakub Jelinek <jakub@redhat.com>
8643 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
8644 (struct _Unwind_Context): Rename args_size to flags, remove
8645 signal_frame field, add a new args_size field and version field.
8646 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
8647 _Unwind_IsExtendedContext): New inline functions.
8648 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
8649 Assume by_value array is only present if _Unwind_IsExtendedContext.
8650 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
8651 _Unwind_IsSignalFrame.
8652 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
8653 (uw_update_context_1): Use _Unwind_SetSignalFrame.
8654 (uw_init_context_1): Initialize context->flags to
8655 EXTENDED_CONTEXT_BIT.
8656 * config/rs6000/linux-unwind.h (frob_update_context): Use
8657 _Unwind_SetSignalFrame.
8659 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8662 * gimplify.c (gimplify_modify_expr_complex_part): Move below
8663 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
8666 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
8668 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
8669 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
8670 RET, AT_SP): Remove.
8671 * config/i386/i386.md (*sse_prologue_save_insn): Use return
8674 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8675 * cfgbuild.c (find_basic_blocks): Likewise.
8676 * cfgrtl.c (rtl_create_basic_block): Likewise.
8677 * function.c (temp_slots_at_level): Likewise.
8678 * reg-stack.c (stack_regs_mentioned): Likewise.
8679 * regclass.c (allocate_reg_info): Likewise.
8680 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8681 set_bb_for_stmt, move_block_to_fn): Likewise.
8682 * tree-complex.c (tree_lower_complex): Likewise.
8683 * vec.h (VEC_safe_grow_cleared): New.
8685 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
8687 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
8689 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
8690 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
8692 * cfgloopmanip.c (scale_loop_frequencies): Export.
8693 (loopify): Scale the frequencies by prescribed coefficients.
8694 (set_zero_probability): New function.
8695 (duplicate_loop_to_header_edge): Improve updating of frequencies.
8696 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
8697 and frequencies according to arguments.
8698 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
8700 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
8701 * modulo-sched.c (sms_schedule): Set probabilities for entering
8702 versioned loop correctly.
8703 * tree-vect-transform.c (vect_transform_loop): Ditto.
8704 * cfgloop.h (loopify, loop_version): Declaration changed.
8705 (scale_loop_frequencies): Declared.
8707 2007-01-02 Jan Hubicka <jh@suse.cz>
8709 * cgraph.c: Include tree-flow.h
8710 (cgraph_add_new-function): Handle IPA_SSA mode; execute
8712 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
8713 * tree-pass.h (pass_all_early_optimizations): Declare.
8714 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
8716 (cgraph_analyze_function): Do early_local_passes.
8717 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8718 Do not add referenced vars.
8719 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
8721 (gate_all_early_local_passes): New gate.
8722 (pass_early_local_passes): Use new gate.
8723 (execute_early_local_optimizations): New functions.
8724 (gate_all_early_optimizations): New gate.
8725 (pass_all_early_optimizations): New pass.
8726 (execute_free_datastructures): Free SSA only when initialized.
8727 (gate_init_datastructures): Init only when optimizing.
8728 (tree_lowering_passes): Do early local passes when called late.
8729 * tree-profile.c (do_tree_profiling): Don't profile functions added
8731 (do_early_tree_profiling, pass_early_tree_profile): Kill.
8732 * tree-cfg.c (update_modified_stmts): Do not update when operands are
8734 * passes.c (init_optimizations_passes): Reorder so we go into SSA
8735 during early_local_passes.
8736 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
8739 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8741 * Makefile.in: Update copyright year.
8743 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8745 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
8746 in $(lang_checks) and check-consistency targets.
8748 2007-01-02 Jan Hubicka <jh@suse.cz>
8750 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8751 Do not add referenced vars.
8752 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
8754 * passes.c (init_optimization_passes): Put mudflap_2 after
8755 free_datastructures.
8757 2007-01-02 Jan Hubicka <jh@suse.cz>
8759 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
8760 Set NOTHROW flag on call statements proved to be nothrow.
8761 Update statement of local calls so new pure/const functions are
8762 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
8764 (tree_rest_of_compilation): Register hooks and initialize bitmap
8765 early. Do not set after_inlining flag.
8767 2007-01-02 Steve Ellcey <sje@cup.hp.com>
8769 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
8770 HOST_BITS_PER_LONGLONG
8772 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8775 * c-typeck.c (store_init_value): Don't emit pedantic overflow
8776 warning for non-static initializers.
8778 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
8780 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
8781 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
8782 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
8783 Always use set_unique_reg_note to add REG_EQUAL notes.
8785 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8788 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8790 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8791 * cfgbuild.c (find_basic_blocks): Likewise.
8792 * cfgrtl.c (rtl_create_basic_block): Likewise.
8793 * function.c (temp_slots_at_level): Likewise.
8794 * reg-stack.c (stack_regs_mentioned): Likewise.
8795 * regclass.c (allocate_reg_info): Likewise.
8796 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8797 set_bb_for_stmt, move_block_to_fn): Likewise.
8798 * tree-complex.c (tree_lower_complex): Likewise.
8799 * vec.h (VEC_safe_grow_cleared): New.
8801 2007-01-02 Ian Lance Taylor <iant@google.com>
8803 * c-common.c (c_common_truthvalue_conversion): When warning about
8804 using an assignment as a truth value, set TREE_NO_WARNING.
8806 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8809 * c.opt (Wold-style-declaration): New.
8810 * doc/invoke.texi (C-only Warning Options): New.
8811 (Wold-style-declaration): Document it.
8812 (Wextra): Enabled by -Wextra.
8813 * c-opts.c (c_common_post_options): Enabled by -Wextra.
8814 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
8815 -Wold-style-declaration.
8817 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8819 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8820 * cfgbuild.c (find_basic_blocks): Likewise.
8821 * cfgrtl.c (rtl_create_basic_block): Likewise.
8822 * function.c (temp_slots_at_level): Likewise.
8823 * reg-stack.c (stack_regs_mentioned): Likewise.
8824 * regclass.c (allocate_reg_info): Likewise.
8825 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8826 set_bb_for_stmt, move_block_to_fn): Likewise.
8827 * tree-complex.c (tree_lower_complex): Likewise.
8828 * vec.h (VEC_safe_grow_cleared): New.
8830 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
8832 * c-common.c (c_common_nodes_and_builtins): Since variants of
8833 void_type_node get built before it is given a name, we need to
8834 give those variants the name, too.
8835 (complete_array_type): We need to work with the canonical main
8836 type of the array, from which we will build the qualified version.
8837 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
8838 * print-tree.c (print_node): Display canonical type information
8840 * stor-layout.c (layout_type): When we don't know the
8841 alignment of a type for which we're building an array, we end up
8842 guessing wrong, so make the type require structural equality.
8843 * tree.c (make_node_stat): When we build a new type, it is its
8845 (build_type_attribute_qual_variant): When building an attribute
8846 variant, its canonical type is the non-attribute variant. However,
8847 if the attributes are target-dependent and they differ, we need to
8848 use structural equality checks for this type.
8849 (build_qualified_type): A qualified type is not equivalent to its
8850 unqualified variant; set the canonical type appropriately.
8851 (build_distinct_type_copy): When building a distinct type from
8852 another type, the new type is its own canonical type.
8853 (build_variant_type_copy): When building a new type variant, we
8854 assume that it is equivalent to the original type.
8855 (build_pointer_type_for_mode): When building a pointer type, also
8856 build a canonical type pointer.
8857 (build_reference_type_for_mode): When building a reference type,
8858 also build a canonical type reference.
8859 (build_index_type): When we can't hash an index type (e.g.,
8860 because its maximum value is negative), the index type requires
8861 structural equality tests.
8862 (build_array_type): Build the canonical form of an array type.
8863 (build_function_type): Function types require structural equality,
8864 because they contain default arguments, attributes, etc.
8865 (build_method_type_directly): Ditto for method types.
8866 (build_offset_type): Build the canonical offset type.
8867 (build_complex_type): Build the canonical vector type.
8868 (make_vector_type): Build the canonical vector type.
8869 * tree.h (TYPE_CANONICAL): New.
8870 (TYPE_STRUCTURAL_EQUALITY_P): New.
8871 (SET_TYPE_STRUCTURAL_EQUALITY): New.
8872 (struct tree_type): Added "canonical" field.
8873 * params.h (VERIFY_CANONICAL_TYPES): New.
8874 * doc/c-tree.texi (TYPE_CANONICAL): Document.
8875 (TYPE_STRUCTURAL_EQUALITY_P): Document.
8876 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
8877 * doc/invoke.texi (verify-canonical-types): Document --param
8878 parameter for verifying canonical types.
8880 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8882 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
8883 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
8884 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
8885 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
8887 * config/rs6000/e500.h: New.
8888 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
8889 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
8891 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
8892 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
8893 TARGET_E500_DOUBLE): Remove.
8894 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
8895 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
8896 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
8897 * config/rs6000/rs6000.c (rs6000_override_options): Use
8900 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8902 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
8903 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
8904 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
8905 rs6000_emit_cmove): Don't check TARGET_E500.
8906 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
8907 sordered): Don't check TARGET_E500.
8909 2007-01-01 Eric Christopher <echristo@apple.com>
8911 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
8912 HARD_REGISTER_NUM_P.
8914 2007-01-01 Roger Sayle <roger@eyesopen.com>
8916 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
8917 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
8918 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
8921 2007-01-01 Mike Stump <mrs@apple.com>
8923 * configure.ac: Remove support for building with Apple's gcc-3.1.
8925 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8928 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
8929 REG is a hard register. Do not modify REG before calling
8931 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
8932 multiple of the size of YMODE for certain lowpart cases.
8934 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8937 * gimplify (voidify_wrapper_expr): Update for
8940 2007-01-01 Andreas Schwab <schwab@suse.de>
8943 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
8944 save of BR0 in extra_spill_size instead of spill_size.
8945 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
8947 (ia64_expand_epilogue): Restore BR0 from its new location.
8949 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8951 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
8952 Use a temporary variable if the left hand side is not a gimple
8955 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8957 * gimplify.c (gimplify_return_expr): Make the temporary variable
8958 for the return expression, a gimple register variable.
8960 2007-01-01 Jan Hubicka <jh@suse.cz>
8962 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
8965 2007-01-01 Mike Stump <mrs@apple.com>
8967 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
8969 * config/darwin.c (machopic_select_rtx_section): Use
8971 (darwin_mergeable_constant_section): Likewise.
8972 * configure: Regenerate.
8973 * config.in: Regenerate.
8975 2007-01-01 Jan Hubicka <jh@suse.cz>
8976 Andrew Pinski <pinskia@gmail.com>
8978 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
8979 before starting IPA passes.