1 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
4 (lambda_body_vector_new): Use type safe memory macros.
5 (lambda_linear_expression_new): Likewise.
6 (lambda_loopnest_new): Likewise.
7 (lambda_lattice_new): Likewise.
8 (replace_uses_equiv_to_x_with_y): Cast according to the coding
9 conventions. Use type safe memory macros.
10 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
11 (lambda_body_vector_s): Likewise.
12 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
13 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
15 2007-06-06 Richard Guenther <rguenther@suse.de>
17 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
18 if we need to schedule cfg_cleanup.
19 (tree_ssa_forward_propagate_single_use_vars): Do so.
21 2007-06-06 Ian Lance Taylor <iant@google.com>
23 * fold-const.c (merge_ranges): If range_successor or
24 range_predecessor fail, just return 0.
26 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
28 PR tree-optimization/32216
29 * tree-vectorizer.c (supportable_widening_operation): Determine
30 signedness of FIX_TRUNC_EXPR from output operand.
31 (supportable_narrowing_operation): Ditto.
32 * tree-vect-generic.c (expand_vector_operations_1): Determine
33 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
36 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
38 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
39 (struct pta): ...from here. Change flags to unsigned to avoid
40 excessive casting (as it is used as a bit mask).
41 (override_options): Add casts according to the coding convenventions.
42 (x86_64_elf_unique_section): Likewise.
43 (examine_argument): Avoid using C++ keywords as variable names.
44 (construct_container): Likewise.
45 (legitimize_pic_address): Likewise.
46 (get_dllimport_decl): Cast according to the coding conventions. Use
47 type safe memory macros.
48 (legitimize_address): Cast according to the coding conventions.
49 (emit_i387_cw_initialization): Corrected the type of slot to enum
51 (ix86_init_machine_status): Use type safe memory macros.
52 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
53 (bdesc_pcmpistr): Likewise.
54 (bdesc_crc32): Likewise.
55 (bdesc_sse_3arg): Likewise.
56 (bdesc_2arg): Likewise.
57 (bdesc_1arg): Likewise.
58 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
59 (ix86_expand_sse_pcmpistr): Likewise.
60 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
61 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
62 int to match the langhook definition.
63 (ix86_builtin_conversion): Change the type of code to unsigned init to
64 match the langhook definition.
65 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
67 (ix86_preferred_output_reload_class): Likewise.
68 (ix86_cannot_change_mode_class): Likewise.
69 (ix86_memory_move_cost): Likewise.
70 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
71 avoid excessive casting later on.
72 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
74 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
76 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
77 as flags setting insn.
78 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
80 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
82 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
84 ("sse4_1_round<mode>2"): New insn pattern.
85 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
87 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
88 expander using SSEMODEF mode macro. Expand using
89 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
90 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
91 expander using SSEMODEF mode macro. Expand using
92 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
93 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
94 expander using SSEMODEF mode macro. Expand using
95 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
96 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
97 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
98 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
101 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
102 Sebastian Pop <sebpop@gmail.com>
104 * lambda.h (build_linear_expr): New.
105 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
106 Use build_linear_expr, call fold and force_gimple_operand.
107 (lambda_loopnest_to_gcc_loopnest): Check that there is
109 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
111 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
113 PR preprocessor/23479
114 * doc/extend.texi: Document the 0b-prefixed binary integer
117 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
119 PR tree-optimization/32215
120 * tree-vectorizer.c (supportable_widening_operation): Return false
121 for unsupported FIX_TRUNC_EXPR tree code.
122 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
124 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
126 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
127 register on SPE targets. Change documentation to reflect
129 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
130 Change FIXED_SCRATCH to 14 and document why we're keeping r14
131 out of the register allocation pool.
132 (rs6000_reg_live_or_pic_offset_p): New function.
133 (rs6000_emit_prologue): Move the actual saving of LR up to free
134 r0 for holding r11. Split saving of SPE 64-bit registers into
135 its own case. Ensure that offsets will always be in-range for
136 'evstdd' by using r11 as a scratch register to point at the start
137 of the SPE save area. Save r11 if necessary, as it is the static
139 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
140 into its own case. Ensure that offsets will always be in-range
141 for 'evldd' by using r11 as a scratch register to point at the
142 start of the SPE save area. Also adjust r11 when restoring
143 the stack pointer to compensate for pre-loading r11.
145 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
147 * cfg.c (init_flow): Use type safe memory macros.
148 (alloc_block): Likewise.
149 (unchecked_make_edge): Likewise.
150 (dump_flow_info): Avoid using C++ keywords as variable names.
151 (copy_original_table_clear): Cast according to the coding conventions.
152 (copy_original_table_set): Likewise.
153 * cfgexpand (label_rtx_for_bb): Likewise.
154 (expand_gimple_basic_block): Likewise.
155 * cfghooks.c (dump_bb): Likewise.
156 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
158 (lv_add_condition_to_bb): Likewise.
159 * cfglayout (relink_block_chain): Cast according to the coding
161 (fixup_reorder_chain): Likewise.
162 (fixup_fallthru_exit_predecessor): Likewise.
163 * cfgloop.c (glb_enum_p): Likewise.
164 (get_exit_description): Likewise.
165 (dump_recorded_exit): Likewise.
166 * cfgloop.h (enum loop_estimation): Move out of struct scope...
167 (struct loop): ... from here.
168 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
170 * cfgrtl.c (rtl_create_basic_block): Likewise.
171 (rtl_split_block): Likewise.
172 (rtl_dump_bb): Likewise.
173 (cfg_layout_split_block): Likewise.
174 (init_rtl_bb_info): Use typesafe memory macros.
176 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
177 * graphds.h: Updated all usages of edge to graph_edge.
178 * graphds.c: Likewise.
179 * cfgloopanal.c: Likewise.
181 2007-06-05 Ian Lance Taylor <iant@google.com>
183 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
184 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
185 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
187 (test_for_singularity): Likewise.
189 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
191 * config/i386/constraints.md ("Y2"): Replaced by ...
193 * config/i386/i386.md: Likewise.
194 * config/i386/mmx.md: Likewise.
195 * config/i386/sse.md: Likewise.
197 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
199 * config/i386/constraints.md ("z"): Replaced by ...
201 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
202 (sse4_1_blendvps): Likewise.
203 (sse4_1_pblendvb): Likewise.
204 (sse4_2_pcmpestr): Likewise.
205 (sse4_2_pcmpestrm): Likewise.
206 (sse4_2_pcmpestr_cconly): Likewise.
207 (sse4_2_pcmpistr): Likewise.
208 (sse4_2_pcmpistrm): Likewise.
209 (sse4_2_pcmpistr_cconly): Likewise.
211 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
213 * matrix-reorg.c (transform_access_sites): Fix computation.
214 (transform_allocation_sites): Same.
216 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
218 * config/i386/i386.c (override_options): Use
219 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
221 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
223 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
224 (nonimm_not_xmm0_operand): Ditto.
225 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
226 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
227 as operand[2] predicate. Require "z" class XMM register for
228 operand[3]. Adjust asm template.
229 ("sse4_1_blendvpd"): Ditto.
230 ("sse4_1_pblendvb"): Ditto.
231 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
232 force op2 into xmm0 register for variable blend instructions.
234 2007-06-04 Tom Tromey <tromey@redhat.com>
236 * c-tree.h (start_enum): Update.
237 (build_enumerator): Likewise.
238 * c-decl.c (enum_next_value): Removed.
239 (enum_overflow): Likewise.
240 (start_enum): Add c_enum_contents argument. Don't use globals.
241 (build_enumerator): Likewise.
242 * c-tree.h (struct c_enum_contents): New struct.
244 2007-06-04 Tom Tromey <tromey@redhat.com>
246 * c-common.c (c_common_get_alias_set): Fix indentation.
248 2007-06-04 Ian Lance Taylor <iant@google.com>
250 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
251 to overflow, reduce overflow infinity to regular infinity.
252 (vrp_var_may_overflow): New static function.
253 (vrp_visit_phi_node): Check vrp_var_may_overflow.
255 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
257 * stor-layout.c (layout_type): Remove duplicate code.
259 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
262 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
263 before build_common_builtin_nodes ().
265 2007-06-04 Steve Ellcey <sje@cup.hp.com>
268 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
270 2007-06-04 Jan Hubicka <jh@suse.cz>
272 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
273 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
274 instead of _stat version.
276 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
278 PR tree-optimization/32194
279 * tree-predcom.c (determine_offset): Check that both references have
282 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
284 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
285 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
286 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
287 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
288 Add argument to iterate_fix_dominators call.
289 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
290 * gcse.c (hoist_code): Change domby to vector.
291 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
292 Add argument to iterate_fix_dominators call.
293 * loop-doloop.c (doloop_modify): Changed recount_dominator to
295 * lambda-code.c (perfect_nestify): Ditto.
296 * cfgloopanal.c: Include graphds.h.
297 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
298 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
299 (mark_irreducible_loops): Use graphds_scc. Remove argument from
301 * graphds.c: New file.
302 * graphds.h: New file.
303 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
304 (get_dominated_by, get_dominated_by_region): Change return type to
306 (verify_dominators): Recompute all dominators and compare the results.
307 (recount_dominator): Renamed to ...
308 (recompute_dominator): ... this. Do not check that the block is
310 (iterate_fix_dominators): Reimplemented.
311 (prune_bbs_to_update_dominators, root_of_dom_tree,
312 determine_dominators_for_sons): New functions.
313 * et-forest.c (et_root): New function.
314 * et-forest.h (et_root): Declare.
315 * Makefile.in (graphds.o): Add.
316 (cfgloopanal.o): Add graphds.h dependency.
317 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
318 * basic-block.h (get_dominated_by, get_dominated_by_region,
319 iterate_fix_dominators): Declaration changed.
320 (recount_dominator): Renamed to ...
321 (recompute_dominator): ... this.
322 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
323 (thread_through_all_blocks): Do not free dominance info.
325 2007-06-03 Andreas Schwab <schwab@suse.de>
327 * config/m68k/m68k.c (override_options): Don't override
329 * config/m68k/m68k-modes.def (SF, DF): Define to use
330 motorola_single_format and motorola_double_format, resp.
331 * real.c (motorola_single_format): Renamed from
332 coldfire_single_format.
333 (motorola_double_format): Renamed from coldfire_double_format.
334 (encode_ieee_extended): Generate a proper canonical NaN image
335 respecting canonical_nan_lsbs_set.
336 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
338 * real.h: Adjust declarations.
340 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
343 * config/sh/sh.md (symGOT_load): Don't schedule insns when
344 the symbol is generated with the stack protector.
346 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
348 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
349 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
351 * doc/extend.texi (interrupt): Mention m68k.
353 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
355 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
356 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
357 (ix86_expand_sse_pcmpestr): Do not check operands for
358 "register_operand", when insn operand predicate is "register_operand".
359 (ix86_expand_sse_pcmpistr): Ditto.
361 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
362 Uros Bizjak <ubizjak@gmail.com>
364 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
365 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
366 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
367 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
368 * config/i386/constraints.md ("z"): New register constraint
369 for members of SSE_FIRST_REG class.
370 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
371 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
373 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
374 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
375 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
376 (IX86_BUILTIN_PCMPESTRM128): Likewise.
377 (IX86_BUILTIN_PCMPESTRA128): Likewise.
378 (IX86_BUILTIN_PCMPESTRC128): Likewise.
379 (IX86_BUILTIN_PCMPESTRO128): Likewise.
380 (IX86_BUILTIN_PCMPESTRS128): Likewise.
381 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
382 (IX86_BUILTIN_PCMPISTRI128): Likewise.
383 (IX86_BUILTIN_PCMPISTRM128): Likewise.
384 (IX86_BUILTIN_PCMPISTRA128): Likewise.
385 (IX86_BUILTIN_PCMPISTRC128): Likewise.
386 (IX86_BUILTIN_PCMPISTRO128): Likewise.
387 (IX86_BUILTIN_PCMPISTRS128): Likewise.
388 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
389 (struct builtin_description): Change "flag" field to unsigned.
390 (bdesc_pcmpestr): New builtin description table.
391 (bdesc_pcmpistr): Likewise.
392 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
393 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
394 Initialize pcmp[ei]str[im] insns for SSE4.2.
395 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
396 (ix86_expand_sse_pcmpistr): Likewise.
397 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
398 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
399 (UNSPEC_PCMPISTR): Likewise.
400 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
401 (sse4_2_pcmpestri):New isns pattern.
402 (sse4_2_pcmpestrm): Likewise.
403 (sse4_2_pcmpestr_cconly): Likewise.
404 (sse4_2_pcmpistr): New insn patern and splitter.
405 (sse4_2_pcmpistri):New isns pattern.
406 (sse4_2_pcmpistrm): Likewise.
407 (sse4_2_pcmpistr_cconly): Likewise.
408 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
411 2007-06-01 David Daney <ddaney@avtrex.com>
413 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
414 LOADGP_ABSOLUTE and not binds_local_p.
416 2007-06-01 Geoffrey Keating <geoffk@apple.com>
418 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
420 2007-06-01 Ian Lance Taylor <iant@google.com>
422 * tree-vrp.c (compare_name_with_value): Always set
423 used_strict_overflow if we get a result from the variable itself.
425 2007-06-01 Ian Lance Taylor <iant@google.com>
427 PR rtl-optimization/31455
428 * lower-subreg.c (find_decomposable_subregs): Don't decompose
429 subregs which have a cast between modes which are not tieable.
431 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
433 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
434 breaks after return statements.
436 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
438 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
439 only after no_new_pseudos.
441 2007-05-31 Eric Christopher <echristo@apple.com>
443 * expr.c (convert_move): Assert that we don't have a BLKmode
445 (store_expr): Handle BLKmode moves by calling emit_block_move.
447 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
449 * c-typeck.c (build_indirect_ref): Include type in error message.
450 (build_binary_op): Pass types to binary_op_error.
451 * c-common.c (binary_op_error): Take two type arguments, print out
453 * c-common.h (binary_op_error): Update prototype.
455 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
457 * config/i386/i386.c: Correct coments on -mno-sse4.
459 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
461 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
462 (x86_64-*-*): Likewise.
463 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
464 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
465 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
466 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
467 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
468 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
469 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
470 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
471 (OPTION_MASK_ISA_SSE4): Likewise.
472 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
473 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
474 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
475 (override_options): Support SSE4.2.
476 (ix86_build_const_vector): Support SImode and DImode.
477 (ix86_build_signbit_mask): Likewise.
478 (ix86_expand_int_vcond): Support V2DImode.
479 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
480 (IX86_BUILTIN_CRC32HI): Likewise.
481 (IX86_BUILTIN_CRC32SI): Likewise.
482 (IX86_BUILTIN_CRC32DI): Likewise.
483 (IX86_BUILTIN_PCMPGTQ): Likewise.
484 (bdesc_crc32): Likewise.
485 (bdesc_sse_3arg): Likewise.
486 (ix86_expand_crc32): Likewise.
487 (ix86_init_mmx_sse_builtins): Support SSE4.2.
488 (ix86_expand_builtin): Likewise.
489 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
490 __SSE4_2__ for -msse4.2.
491 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
492 (CRC32MODE): Likewise.
493 (crc32modesuffix): Likewise.
494 (crc32modeconstraint): Likewise.
495 (sse4_2_crc32<mode>): Likewise.
496 (sse4_2_crc32di): Likewise.
497 * config/i386/i386.opt (msse4.2): New for SSE4.2.
499 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
500 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
501 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
502 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
503 (vcondu<mode>): Likewise.
504 * doc/extend.texi: Document SSE4.2 built-in functions.
505 * doc/invoke.texi: Document -msse4.2/-msse4.
507 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
509 PR tree-optimization/32160
510 * tree-predcom.c (predcom_tmp_var): New function. Mark created
511 variable as gimple reg.
512 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
514 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
516 * gcc.c (main): Don't consider linker options when issuing the
517 warning about a linker input file not being used.
519 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
521 * tree-vrp.c (compare_names): Initialize sop.
523 2007-05-30 Dirk Mueller <dmueller@suse.de>
525 * cgraphunit.c (cgraph_analyze_function): Remove
526 computation of inline parameters.
528 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
530 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
532 2007-05-30 Richard Sandiford <richard@codesourcery.com>
534 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
535 Add vx-common.h. Include vxworks.h between vx-common.h and
537 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
539 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
540 (TARGET_ASM_DESTRUCTOR): Likewise.
541 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
542 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
543 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
544 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
545 (VXWORKS_ENDIAN_SPEC): Define.
546 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
547 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
548 VXWORKS_* equivalents.
549 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
550 (ASM_FILE_START): Delete.
551 (TARGET_VERSION): Reformat.
552 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
553 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
554 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
555 (FPBIT, DPBIT): Define.
556 (fp-bit.c, dp-bit.c): New rules.
557 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
558 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
559 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
560 * config/arm/arm.h: Include vxworks-dummy.h.
561 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
562 Mark with ATTRIBUTE_UNUSED.
563 (arm_override_options): Do not allow VxWorks RTP PIC to be used
564 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
565 make it incompatible with -msingle-pic-base.
566 (arm_function_ok_for_sibcall): Return false for calls that might
567 go through a VxWorks PIC PLT entry.
568 (require_pic_register): New function, split out from...
569 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
571 (arm_load_pic_register): Handle the VxWorks RTP initialization
572 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
573 (arm_emit_call_insn): New function.
574 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
575 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
576 (pic_offset_arm): New pattern.
577 (call, call_value): Use arm_emit_call_insn.
578 (call_internal, call_value_internal): New expanders.
579 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
580 VxWorks unless __PIC__.
582 2007-05-30 Eric Christopher <echristo@gmail.com>
584 * genrecog.c: Include regs.h in generated file.
585 * genemit.c: Ditto. Fix up formatting.
586 * config/mn10300/constraints.md: New.
587 * config/mn10300/mn10300.md: Include.
588 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
589 Fix up for removed macro.
590 * config/mn10300/predicates.md (call_address_operand): Ditto.
591 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
592 (CONST_OK_FOR_I): Ditto.
593 (CONST_OK_FOR_J): Ditto.
594 (CONST_OK_FOR_K): Ditto.
595 (CONST_OK_FOR_L): Ditto.
596 (CONST_OK_FOR_M): Ditto.
597 (CONST_OK_FOR_N): Ditto.
598 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
602 (EXTRA_CONSTRAINT): Ditto.
604 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
606 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
608 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
609 OPTION_MASK_ISA_64BIT.
610 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
612 2007-05-30 Richard Guenther <rguenther@suse.de>
615 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
616 types for comparison.
617 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
618 with original typed arguments.
619 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
621 2007-05-30 Jakub Jelinek <jakub@redhat.com>
623 PR tree-optimization/31769
624 * except.c (duplicate_eh_regions): Clear prev_try if
625 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
627 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
629 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
630 * tree-ssa-sink.c (statement_sink_location): Return basic block and
631 bsi of the location where statements should be inserted.
632 (sink_code_in_bb): Take bsi from statement_sink_location.
633 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
634 instead of bsi_start.
635 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
637 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
638 (bsi_move_before): Document inconsistency with bsi_move_after.
639 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
641 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
643 * config/i386/i386.h (TARGET_ABM): New define.
644 (TARGET_POPCNT): Ditto.
645 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
646 New temporary defines to redefine from OPTION_ISA_* defines.
647 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
648 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
649 (ix86_isa_flags): New extern int declaration.
650 (TARGET_SUBTARGET_DEFAULT): New define.
651 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
652 (TARGET_SUBTARGET32_DEFAULT): Ditto.
653 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
654 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
655 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
656 * config/i386/darwin.h: Change TARGET_64BIT define to
659 * config/i386/i386.opt (m3dnowa): Define as undocumented option
660 using existing "ix86_isa_flags" varible.
661 (m32, m64): Use existing "ix86_isa_flags" variable.
662 (mmmx, m3dnow): Ditto.
663 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
664 (mabm): Define as non-negative option using "x86_abm" variable.
665 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
667 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
668 Rewrite feature test bitmap.
669 (ix86_isa_flags): New initialized global int varible.
670 (ix86_isa_flags_explicit): New static int variable.
671 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
672 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
673 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
674 target_flags_explicit.
675 (override_options): Remove "target_enable" and "target_disable" fields
676 from "struct ptt". Update processor_target_table accordingly. Remove
677 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
678 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
679 "target_flags" and "ix86_isa_flags_explicit" instead of
680 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
681 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
682 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
683 to true when either of PTA_POPCNT or PTA_ABM is set in
684 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
685 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
686 processor_alias_table flags entry. Remove handling of
687 "target_enable" and "target_disable" fields of processor_target_table.
688 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
689 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
690 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
691 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
692 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
694 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
696 2007-05-29 David Daney <ddaney@avtrex.com>
699 * config/mips/mips.c (mips_output_mi_thunk): Emit
700 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
702 2007-05-29 Hui-May Chang <hm.chang@apple.com>
703 * config/i386/i386.c (ix86_function_regparm): Added checking of
704 ix86_force_align_arg_pointer to determine the number of
707 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
709 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
710 (SET_DR_MISALIGNMENT): New.
711 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
712 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
713 Use SET_DR_MISALIGNMENT.
714 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
716 * tree-data-ref.c (create_data_ref, compute_all_dependences,
717 find_loop_nest): Export.
718 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
719 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
720 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
721 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
723 (struct mem_ref): Add field reuse_distance.
724 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
725 Initialize reuse_distance field.
726 (issue_prefetch_ref): Select temporality of prefetch according to
728 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
729 self_reuse_distance, determine_loop_nest_reuse): New functions.
730 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
731 (tree_ssa_prefetch_arrays): Dump L2 cache size.
732 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
735 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
737 * tree-ssa-alias.c: Add aliasing overview.
739 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
740 Danny Smith <dannysmith@users.sourceforge.net>
743 * config/i386/t-crtfm: Compile crtfastmath.o with
744 -minline-all-stringops.
745 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
746 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
748 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
750 * doc/md.texi: Document constraints on HP PA-RISC.
752 * pa/constraints.md: New file.
753 * pa.md: Include constraints.md.
754 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
755 (integer_store_memory_operand, ldil_cint_p): New functions.
756 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
757 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
758 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
759 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
760 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
762 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
765 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
766 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
767 case POSTDECREMENT_EXPR>): Return the error_mark_node
768 if either the real or imaginary parts would an
771 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
773 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
774 name when we remove it from a call.
776 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
778 * targhooks.c (default_narrow_bitfield): Remove.
779 * targhooks.h: Remove the prototype for
780 default_narrow_bitfield.
782 * langhooks-def.h: Remove the prototype for
783 hook_get_alias_set_0.
784 * langhooks.c (hook_get_alias_set_0): Remove.
786 * global.c (EXECUTE_IF_CONFLICT): Remove.
788 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
791 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
792 return true when truth_value_p is true and the type
795 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
797 * doc/install.texi (Prerequisites): We no longer require Autoconf
798 2.13 for the top-level.
800 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
802 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
803 memory access via x86_expand_vector_move_misalign() only for
804 TImode values on 32-bit targets.
806 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
808 * matrix-reorg.c: New file. Implement matrix flattening and
809 transposing optimization.
810 * tree-pass.h: Add matrix reorg pass.
811 * common.opt: Add fipa-mreorg flag.
812 * Makefile.in: Add matrix-reorg.c.
813 * passes.c: Add matrix reorg pass.
814 * varpool.c (add_new_static_var): New function.
815 * cgraph.h (add_new_static_var): Declare.
817 2007-05-27 Eric Christopher <echristo@apple.com>
819 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
820 sp_offset depending on stack size. Save r12 depending
821 on registers we're saving later.
822 (rs6000_emit_epilogue): Update sp_offset depending only
825 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
827 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
828 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
829 * ifcvt.c (if_convert): Ditto.
830 * tree-ssa-threadupdate.c (thread_block): Ditto.
831 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
832 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
833 verify_loop_closed_ssa): Check number_of_loops instead of
835 * predict.c (tree_estimate_probability): Ditto.
836 * tree-if-conv.c (main_tree_if_conversion): Ditto.
837 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
838 * modulo-sched.c (sms_schedule): Ditto.
839 * tree-scalar-evolution.c (scev_const_prop): Ditto.
840 (scev_finalize): Do not do anything if scev analysis was not
842 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
843 current_loops == NULL.
844 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
845 * loop-init.c (loop_optimizer_init): Do not free current_loops when
847 (loop_optimizer_finalize): Assert that loops were analyzed.
848 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
849 rtl_doloop): Check number_of_loops instead of current_loops.
850 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
851 current_loops == NULL.
852 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
853 gate_tree_vectorize tree_linear_transform, check_data_deps,
854 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
855 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
856 Check number_of_loops instead of current_loops.
857 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
858 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
859 free loops if available.
860 (execute_pre): Do not pass do_fre to fini_pre.
862 2007-05-27 Tobias Burnus <burnus@net-b.de>
865 * real.c (mpfr_from_real): Fix sign of -Inf.
867 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
869 * tree-vect-transform.c (vectorizable_conversion): Initialize
870 tree_code variables to ERROR_MARK.
871 (vectorizable_type_demotion): Likewise.
872 (vectorizable_type_promotion): Likewise.
874 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
877 * config/i386/i386.md (movti): Handle push operands via
880 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
882 * basic-block.h: Remove the prototype for merge_seq_blocks.
883 * cfgcleanup.c (merge_seq_blocks): Remove.
885 * tree-flow.h: Remove the prototype for is_aliased_with.
886 * tree-ssa-alias.c (is_aliased_with): Remove.
888 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
890 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
892 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
894 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
895 ix86_expand_sse4_unpack if SSE4.1 is enabled.
896 (vec_unpacks_hi_v16qi): Likewise.
897 (vec_unpacku_lo_v16qi): Likewise.
898 (vec_unpacks_lo_v16qi): Likewise.
899 (vec_unpacku_hi_v8hi): Likewise.
900 (vec_unpacks_hi_v8hi): Likewise.
901 (vec_unpacku_lo_v8hi): Likewise.
902 (vec_unpacks_lo_v8hi): Likewise.
903 (vec_unpacku_hi_v4si): Likewise.
904 (vec_unpacks_hi_v4si): Likewise.
905 (vec_unpacku_lo_v4si): Likewise.
906 (vec_unpacks_lo_v4si): Likewise.
908 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
910 * c-typeck.c, config/arm/arm.c, config/darwin.c,
911 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
912 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
913 follow spelling conventions in various
914 warning/error/diagnostic messages.
916 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
917 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
918 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
919 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
920 tree-vrp.c: Fix comment typos. Follow spelling conventions.
921 * doc/tm.texi: Follow spelling conventions.
923 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
926 * tree-ssa-forwprop.c
927 (forward_propagate_addr_into_variable_array_index): Remove
928 the lhs argument. Use the type of def_rhs instead of lhs.
929 (forward_propagate_addr_expr_1): Update use of
930 forward_propagate_addr_into_variable_array_index.
932 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
933 Nigel Stephens <nigel@mips.com>
935 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
936 function attributes, "far" being an alias for "long_call".
937 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
938 (mips_near_type_p, mips_far_type_p): New.
939 (mips_comp_type_attributes): New function to check that attributes
940 attached to a function type are compatible.
941 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
942 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
943 to the target function of the thunk.
944 (mips_encode_section_info): Check for "near" and "far" function
945 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
947 * config/mips/predicates.md (const_call_insn_operand): Test only
948 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
950 * doc/extend.texi (Function Attributes): Document MIPS "near" and
953 * testsuite/gcc.target/mips/near-far-1.c: New test case.
954 * testsuite/gcc.target/mips/near-far-2.c: New test case.
955 * testsuite/gcc.target/mips/near-far-3.c: New test case.
956 * testsuite/gcc.target/mips/near-far-4.c: New test case.
958 2007-05-25 Eric Christopher <echristo@apple.com>
960 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
961 to x86-darwin configurations.
962 * config/i386/t-darwin: Add softfp support.
963 * config/i386/t-darwin64: Ditto.
964 * config/i386/sfp-machine.h: If mach then don't use
965 aliasing, emit a stub to call.
967 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
969 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
970 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
971 tree-predcom.c, tree-ssa-alias-warnings.c,
972 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
973 comment typos. Follow spelling conventions.
974 * doc/cpp.texi, doc/invoke.texi: Fix typos.
976 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
979 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
980 constants into memory. Expand unaligned memory references for
981 SSE modes via x86_expand_vector_move_misalign() function.
983 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
985 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
986 "memory" attribute for "sseishft" type insn without operands[2].
988 2007-05-25 Dirk Mueller <dmueller@suse.de>
989 Marcus Meissner <meissner@suse.de>
991 * doc/extend.texi (alloc_size): New attribute.
992 * c-common.c (handle_alloc_size_attribute): New.
993 * tree-object-size.c (alloc_object_size): Use alloc_size
994 attribute, if available.
996 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
998 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
1000 (__builtin_ia32_vec_ext_v2di): Likewise.
1001 (__builtin_ia32_vec_ext_v4si): Likewise.
1002 (__builtin_ia32_vec_ext_v8hi): Likewise.
1003 (__builtin_ia32_vec_ext_v16qi): Likewise.
1004 (__builtin_ia32_vec_set_v8hi): Likewise.
1006 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
1008 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
1010 2007-05-25 Richard Sandiford <richard@codesourcery.com>
1012 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
1013 (arm_is_longcall_p): Rename to...
1014 (arm_is_long_call_p): ...this. Take a single tree argument and
1016 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
1017 (CUMULATIVE_ARGS): Remove call_cookie.
1018 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
1019 (ENCODED_LONG_CALL_ATTR_P): Delete.
1020 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
1021 LONG_CALL_FLAG_CHAR cases.
1022 (ARM_DECLARE_FUNCTION_SIZE): Delete.
1023 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
1024 ARM_DECLARE_FUNCTION_SIZE.
1025 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
1026 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
1027 (arm_encode_call_attribute, current_file_function_operand): Delete.
1028 (arm_function_in_section_p): New function.
1029 (arm_is_longcall_p): Rename to...
1030 (arm_is_long_call_p): ...this. Take the target function as a single
1031 argument and return a bool. Do not rely on call cookies. Check
1032 whether the target symbol is in the same section as the current
1033 function, not just the same compilation unit.
1034 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
1035 (arm_encode_section_info): Don't encode a call type.
1036 * config/arm/arm.md (call, call_value): Update calls to
1037 arm_is_long(_)call_p. Simplify logic.
1038 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
1039 Update calls to arm_is_long(_)call_p.
1041 2007-05-25 Richard Guenther <rguenther@suse.de>
1043 PR tree-optimization/31982
1044 * tree-ssa-forwprop.c
1045 (forward_propagate_addr_into_variable_array_index): Handle arrays
1046 with element size one.
1048 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1050 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
1051 (umulsi3_highpart): Likewise.
1053 2007-05-24 Ian Lance Taylor <iant@google.com>
1055 PR rtl-optimization/32069
1056 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
1059 2007-05-24 Ollie Wild <aaw@google.com>
1061 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
1064 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
1066 * postreload-gcse.c (reg_changed_after_insn_p): New function.
1067 (oprs_unchanged_p): Use it to check all registers in a REG.
1068 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
1069 (reg_set_between_after_reload_p): Delete.
1070 (reg_used_between_after_reload_p): Likewise.
1071 (reg_set_or_used_since_bb_start): Likewise.
1072 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
1073 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
1074 Use reg_set_between_p instead of reg_set_between_after_reload_p.
1075 * rtlanal.c (reg_set_p): Check whether REG overlaps
1076 regs_invalidated_by_call, rather than just checking the
1077 membership of REGNO (REG).
1079 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
1081 * doc/passes.texi: Document predictive commoning.
1082 * doc/invoke.texi (-fpredictive-commoning): Document.
1083 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
1084 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
1085 adding indices to the generated name.
1086 (schedule_sm): Pass 0 to get_lsm_tmp_name.
1087 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
1088 * tree-pretty-print.c (op_symbol_1): Renamed to ...
1089 (op_symbol_code): ... and exported.
1090 (dump_omp_clause, op_symbol): Use op_symbol_code
1091 instead of op_symbol_1.
1092 * tree-pass.h (pass_predcom): Declare.
1093 * timevar.def (TV_PREDCOM): New timevar.
1094 * tree-ssa-loop.c (run_tree_predictive_commoning,
1095 gate_tree_predictive_commoning, pass_predcom): New.
1096 * tree-data-ref.c (find_data_references_in_loop): Find the
1097 references in dominance order.
1098 (canonicalize_base_object_address): Ensure that the result has
1100 (dr_analyze_innermost): Export.
1101 (create_data_ref): Code to fail for references with invariant
1103 (find_data_references_in_stmt): ... here.
1104 * tree-data-ref.h (dr_analyze_innermost): Declare.
1105 * tree-affine.c: Include tree-gimple.h and hashtab.h.
1106 (aff_combination_find_elt, name_expansion_hash,
1107 name_expansion_eq, tree_to_aff_combination_expand,
1108 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
1110 * tree-affine.h (aff_combination_constant_multiple_p,
1111 tree_to_aff_combination_expand): Declare.
1112 * tree-predcom.c: New file.
1113 * common.opt (fpredictive-commoning): New option.
1114 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
1115 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
1116 * Makefile.in (tree-predcom.o): Add.
1117 (tree-affine.o): Add TREE_GIMPLE_H dependency.
1118 * passes.c (init_optimization_passes): Add dceloop after
1119 copy propagation in loop optimizer. Add predictive commoning
1120 to loop optimizer passes.
1122 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
1124 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
1127 2007-05-24 Jan Hubicka <jh@suse.cz>
1129 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
1131 (genheader): Include statistics.h.
1133 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
1135 * print-rtl.c (flag_dump_unnumbered): Update comments.
1136 (print_rtl): Fix my previous change.
1137 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
1140 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
1143 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
1145 (thread_through_all_blocks): Call initialize_original_copy_tables
1146 and free_original_copy_tables.
1147 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
1149 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
1150 * cfghooks.c (duplicate_block): Use get_loop_copy.
1151 * cfg.c: Include cfgloop.h.
1152 (loop_copy): New hash table.
1153 (initialize_original_copy_tables): Initialize loop_copy table.
1154 (free_original_copy_tables): Free loop_copy table.
1155 (copy_original_table_clear, copy_original_table_set,
1156 set_loop_copy, get_loop_copy): New functions.
1157 (set_bb_original, set_bb_copy): Use copy_original_table_set.
1158 * cfgloop.h (struct loop): Remove copy field.
1159 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
1160 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
1162 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
1164 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
1165 -msse/-msse2/-msse3.
1167 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
1169 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
1170 __builtin_ia32_vec_set_v2di with MASK_64BIT.
1172 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
1175 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
1176 * targhooks.h (default_mangle_decl_assembler_name): Declare
1178 * targhooks.c (default_mangle_decl_assembler_name): Define
1180 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
1182 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
1183 * langhooks.c (lhd_set_decl_assembler_name): Call
1184 targetm.mangle_decl_assembler_name for names with global scope.
1186 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
1188 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
1189 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
1191 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
1192 New. Factored out of i386_pe_encode_section_info.
1193 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
1194 Move check for prior decoration of stdcall
1195 symbols to i386_pe_encode_section_info.
1196 (i386_pe_encode_section_info): Adjust call to
1197 gen_stdcall_or_fastcall_suffix. Use
1198 i386_pe_maybe_mangle_decl_assembler_name, if needed.
1199 (i386_pe_mangle_decl_assembler_name): New. Wrap
1200 i386_pe_maybe_mangle_decl_assembler_name.
1202 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
1204 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
1205 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
1206 * langhooks.c (get_signed_or_unsigned_type): Don't check for
1207 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
1208 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
1211 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
1212 Nigel Stephens <nigel@mips.com>
1213 Richard Sandiford <richard@codesourcery.com>
1215 Fix up MIPS16 hard float and add support for complex.
1217 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
1218 (TARGET_SOFT_FLOAT_ABI): New.
1219 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
1220 __mips_soft_float to reflect the ABI in use, not whether the
1221 FPU is directly accessible (e.g., in MIPS16 mode).
1222 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
1223 (UNITS_PER_FPVALUE): Likewise.
1225 * config/mips/mips.c (mips_expand_call): Remove redundant
1226 TARGET_MIPS16 check.
1227 (mips_arg_regno): New.
1228 (function_arg_advance): When setting bits in cum->fp_code for
1229 MIPS16, don't subtract 1 from cum->arg_number, since it is now
1231 (function_arg): Use mips_arg_regno.
1232 (mips_return_mode_in_fpr_p): New.
1233 (mips16_call_stub_mode_suffix): New.
1234 (mips16_cfun_returns_in_fpr_p): New.
1235 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
1236 (mips_output_function_prologue): Test mips16_hard_float, not
1237 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
1238 (mips_expand_epilogue): Call MIPS16 helper routines to copy
1239 return value into a floating-point register.
1240 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
1241 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
1242 (mips16_fp_args): Handle MIPS32r2 ISA which supports
1243 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
1244 word of double arguments from or to the high bits of 64-bit
1245 floating point registers.
1246 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
1247 (mips16_fpret_double): New helper function.
1248 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
1249 support for complex modes. Fill in DECL_RESULT for stubdecl.
1250 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
1252 * config/mips/mips16.S
1253 (RET, ARG1, ARG2): New.
1254 (MERGE_GPRf, MERGE_GPRt): New.
1255 (DELAYt, DELAYf): New.
1256 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
1257 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
1258 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
1259 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
1260 (SFOP): Renamed to...
1261 (OPSF3): This, and macro-ified. Updated all uses.
1262 (SFOP2): Renamed to...
1263 (OPSF2): This, and macro-ified. Updated all uses.
1264 (SFCMP): Renamed to...
1265 (CMPSF): This, and macro-ified. Updated all uses.
1266 (SFREVCMP): Renamed to...
1267 (REVCMPSF): This, and macro-ified. Updated all uses.
1268 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
1269 (LDDBL1, LDDBL2, RETDBL): Deleted.
1270 (DFOP): Renamed to...
1271 (OPDF3): This, and macro-ified. Updated all uses.
1272 (DFOP2): Renamed to...
1273 (OPDF2): This, and macro-ified. Updated all uses.
1274 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
1275 (DFCMP): Renamed to...
1276 (CMPDF): This, and macro-ified. Updated all uses.
1277 (DFREVCMP): Renamed to...
1278 (REVCMPDF): This, and macro-ified. Updated all uses.
1279 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
1280 (RET_FUNCTION): New.
1281 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
1282 (__mips16_ret_sc, __mips16_ret_dc): New.
1283 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
1284 STUB_ARGS_6, STUB_ARGS_10): New.
1285 (CALL_STUB_NO_RET): New.
1286 (__mips16_call_stub_1): Macro-ified.
1287 (__mips16_call_stub_5): Macro-ified.
1288 (__mips16_call_stub_2): Macro-ified.
1289 (__mips16_call_stub_6): Macro-ified.
1290 (__mips16_call_stub_9): Macro-ified.
1291 (__mips16_call_stub_10): Macro-ified.
1292 (CALL_STUB_RET): New.
1293 (__mips16_call_stub_sf_0): Macro-ified.
1294 (__mips16_call_stub_sf_1): Macro-ified.
1295 (__mips16_call_stub_sf_5): Macro-ified.
1296 (__mips16_call_stub_sf_2): Macro-ified.
1297 (__mips16_call_stub_sf_6): Macro-ified.
1298 (__mips16_call_stub_sf_9): Macro-ified.
1299 (__mips16_call_stub_sf_10): Macro-ified.
1300 (__mips16_call_stub_df_0): Macro-ified.
1301 (__mips16_call_stub_df_1): Macro-ified.
1302 (__mips16_call_stub_df_5): Macro-ified.
1303 (__mips16_call_stub_df_2): Macro-ified.
1304 (__mips16_call_stub_df_6): Macro-ified.
1305 (__mips16_call_stub_df_9): Macro-ified.
1306 (__mips16_call_stub_df_10): Macro-ified.
1307 (__mips16_call_stub_sc_0): New.
1308 (__mips16_call_stub_sc_1): New.
1309 (__mips16_call_stub_sc_5): New.
1310 (__mips16_call_stub_sc_2): New.
1311 (__mips16_call_stub_sc_6): New.
1312 (__mips16_call_stub_sc_9): New.
1313 (__mips16_call_stub_sc_10): New.
1314 (__mips16_call_stub_dc_0): New.
1315 (__mips16_call_stub_dc_1): New.
1316 (__mips16_call_stub_dc_5): New.
1317 (__mips16_call_stub_dc_2): New.
1318 (__mips16_call_stub_dc_6): New.
1319 (__mips16_call_stub_dc_9): New.
1320 (__mips16_call_stub_dc_10): New.
1322 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
1323 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
1324 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
1326 2007-05-23 Ian Lance Taylor <iant@google.com>
1328 * doc/invoke.texi (Invoking GCC): Document that the order of the
1331 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
1334 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
1335 * config/score/predicate.md (const_pow2, const_npow2): Remove.
1336 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
1340 * config/score/score.c (score_print_operand): Make sure that only
1341 lower bits are used.
1343 2007-05-22 Ian Lance Taylor <iant@google.com>
1345 * tree-vrp.c (avoid_overflow_infinity): New static function,
1346 broken out of set_value_range_to_value.
1347 (set_value_range_to_value): Call avoid_overflow_infinity.
1348 (extract_range_from_assert): Likewise.
1350 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1353 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
1354 change the type before looking for a COMPOUND_EXPR.
1356 2007-05-22 Ian Lance Taylor <iant@google.com>
1358 * lower-subreg.c (decompose_multiword_subregs): If we change an
1359 insn, call remove_retval_note on it.
1361 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
1363 * regs.h (end_hard_regno): New function.
1364 (END_HARD_REGNO, END_REGNO): New macros.
1365 (add_to_hard_reg_set): New function.
1366 (remove_from_hard_reg_set): Likewise.
1367 (in_hard_reg_set_p): Likewise.
1368 (overlaps_hard_reg_set_p): Likewise.
1369 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
1370 (note_btr_set): Use END_HARD_REGNO.
1371 * caller-save.c (setup_save_areas): Use end_hard_regno.
1372 (mark_set_regs): Use END_HARD_REGNO.
1373 (add_stored_regs): Use end_hard_regno.
1374 (mark_referenced_regs): Use add_to_hard_reg_set.
1375 * combine.c (update_table_tick): Use END_REGNO.
1376 (record_value_for_reg): Likewise.
1377 (record_dead_and_set_regs): Likewise.
1378 (get_last_value_validate): Likewise.
1379 (use_crosses_set_p): Likewise.
1380 (reg_dead_at_p_1): Likewise.
1381 (reg_dead_at_p): Likewise.
1382 (mark_used_regs_combine): Use add_to_hard_reg_set.
1383 (move_deaths): Use END_HARD_REGNO.
1384 (reg_bitfield_target_p): Use end_hard_regno.
1385 (distribute_notes): Use END_HARD_REGNO.
1386 * cse.c (mention_regs): Use END_REGNO.
1387 (insert): Use add_to_hard_reg_set.
1388 (invalidate): Use END_HARD_REGNO.
1389 (invalidate_for_call): Likewise.
1390 (exp_equiv_p): Use END_REGNO.
1391 (cse_insn): Likewise.
1392 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
1393 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
1394 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
1395 * function.c (keep_stack_depressed): Use end_hard_regno.
1396 * global.c (global_alloc): Use end_hard_regno.
1397 (global_conflicts): Use add_to_hard_reg_set instead of
1399 (find_reg): Likewise.
1400 (mark_reg_store): Likewise.
1401 (mark_reg_conflicts): Likewise.
1402 (mark_reg_death): Use remove_from_hard_reg_set.
1403 (mark_reg_live_nc): Delete.
1404 (set_preference): Use end_hard_regno.
1405 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
1406 remove_from_hard_reg_set.
1407 (post_mark_life): Use add_to_hard_reg_set.
1408 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
1409 (reg_becomes_live): Use add_to_hard_reg_set.
1410 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
1411 (peep2_find_free_register): Use add_to_hard_reg_set.
1412 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
1413 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
1414 * regrename.c (note_sets): Use add_to_hard_reg_set.
1415 (clear_dead_regs): Use remove_from_hard_reg_set.
1416 (regrename_optimize): Use add_to_hard_reg_set.
1417 (find_oldest_value_reg): Use in_hard_reg_set_p.
1418 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
1419 (hard_reg_set_here_p): Use end_hard_regno.
1420 (decompose): Likewise.
1421 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
1422 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
1423 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
1424 (mark_home_live): Use end_hard_regno.
1425 (spill_hard_reg): Likewise.
1426 (clear_reload_reg_in_use): Likewise.
1427 * reorg.c (delete_prior_computation): Use END_REGNO.
1428 * resource.c (update_live_status): Use END_HARD_REGNO.
1429 (mark_referenced_resources): Use add_to_hard_reg_set.
1430 (mark_set_resources): Likewise.
1431 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
1432 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
1433 (reg_overlap_mentioned_p): Likewise.
1434 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
1435 (covers_regno_no_parallel_p): Use END_REGNO.
1436 (find_regno_note): Likewise.
1437 (find_reg_fusage): Use END_HARD_REGNO.
1438 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
1439 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
1441 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
1443 * mode-switching.c (reg_dies): Change type of second argument to
1445 (optimize_mode_switching): Update accordingly.
1447 2007-05-22 Richard Sandiford <richard@codesourcery.com>
1449 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
1451 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
1452 (hard_reg_set_empty_p): ...these new functions.
1453 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
1454 GO_IF_HARD_REG_SUBSET.
1455 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
1456 instead of GO_IF_HARD_REG_EQUAL.
1457 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
1458 instead of GO_IF_HARD_REG_EQUAL.
1459 * global.c (find_reg): Use hard_reg_set_empty_p instead of
1460 GO_IF_HARD_REG_SUBSET.
1461 (modify_reg_pav): Use hard_reg_set_empty_p instead of
1462 GO_IF_HARD_REG_EQUAL.
1463 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
1464 of GO_IF_HARD_REG_SUBSET.
1465 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
1466 instead of GO_IF_HARD_REG_EQUAL.
1467 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
1468 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
1469 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
1470 of GO_IF_HARD_REG_SUBSET,
1471 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
1472 GO_IF_HARD_REG_SUBSET.
1473 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
1474 instead of GO_IF_HARD_REG_EQUAL.
1475 * config/sh/sh.c (push_regs, calc_live_regs): Use
1476 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
1477 (hard_regs_intersect_p): Delete.
1479 2007-05-22 Janis Johnson <janis187@us.ibm.com>
1481 * doc/sourcebuild.texi (Test Directives) Add dg-message.
1483 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
1484 Richard Henderson <rth@redhat.com>
1486 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
1488 (x86_64-*-*): Likewise.
1490 * i386/i386-modes.def (V2QI): New.
1492 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
1494 (override_options): Support SSE4.1.
1495 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
1496 (IX86_BUILTIN_BLENDPS): Likewise.
1497 (IX86_BUILTIN_BLENDVPD): Likewise.
1498 (IX86_BUILTIN_BLENDVPS): Likewise.
1499 (IX86_BUILTIN_PBLENDVB128): Likewise.
1500 (IX86_BUILTIN_PBLENDW128): Likewise.
1501 (IX86_BUILTIN_DPPD): Likewise.
1502 (IX86_BUILTIN_DPPS): Likewise.
1503 (IX86_BUILTIN_INSERTPS128): Likewise.
1504 (IX86_BUILTIN_MOVNTDQA): Likewise.
1505 (IX86_BUILTIN_MPSADBW128): Likewise.
1506 (IX86_BUILTIN_PACKUSDW128): Likewise.
1507 (IX86_BUILTIN_PCMPEQQ): Likewise.
1508 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
1509 (IX86_BUILTIN_PMAXSB128): Likewise.
1510 (IX86_BUILTIN_PMAXSD128): Likewise.
1511 (IX86_BUILTIN_PMAXUD128): Likewise.
1512 (IX86_BUILTIN_PMAXUW128): Likewise.
1513 (IX86_BUILTIN_PMINSB128): Likewise.
1514 (IX86_BUILTIN_PMINSD128): Likewise.
1515 (IX86_BUILTIN_PMINUD128): Likewise.
1516 (IX86_BUILTIN_PMINUW128): Likewise.
1517 (IX86_BUILTIN_PMOVSXBW128): Likewise.
1518 (IX86_BUILTIN_PMOVSXBD128): Likewise.
1519 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
1520 (IX86_BUILTIN_PMOVSXWD128): Likewise.
1521 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
1522 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
1523 (IX86_BUILTIN_PMOVZXBW128): Likewise.
1524 (IX86_BUILTIN_PMOVZXBD128): Likewise.
1525 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
1526 (IX86_BUILTIN_PMOVZXWD128): Likewise.
1527 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
1528 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
1529 (IX86_BUILTIN_PMULDQ128): Likewise.
1530 (IX86_BUILTIN_PMULLD128): Likewise.
1531 (IX86_BUILTIN_ROUNDPD): Likewise.
1532 (IX86_BUILTIN_ROUNDPS): Likewise.
1533 (IX86_BUILTIN_ROUNDSD): Likewise.
1534 (IX86_BUILTIN_ROUNDSS): Likewise.
1535 (IX86_BUILTIN_PTESTZ): Likewise.
1536 (IX86_BUILTIN_PTESTC): Likewise.
1537 (IX86_BUILTIN_PTESTNZC): Likewise.
1538 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
1539 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
1540 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
1541 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
1542 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
1544 (bdesc_sse_3arg): Likewise.
1545 (bdesc_2arg): Likewise.
1546 (bdesc_1arg): Likewise.
1547 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
1549 (ix86_expand_sse_4_operands_builtin): New.
1550 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
1551 smaller than 8 bits as the 2nd arg.
1552 (ix86_expand_sse_ptest): New.
1553 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
1554 (ix86_expand_vector_set): Support SSE4.1.
1555 (ix86_expand_vector_extract): Likewise.
1557 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
1558 __SSE4_1__ for -msse4.1.
1560 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
1561 (UNSPEC_INSERTPS): Likewise.
1562 (UNSPEC_DP): Likewise.
1563 (UNSPEC_MOVNTDQA): Likewise.
1564 (UNSPEC_MPSADBW): Likewise.
1565 (UNSPEC_PHMINPOSUW): Likewise.
1566 (UNSPEC_PTEST): Likewise.
1567 (UNSPEC_ROUNDP): Likewise.
1568 (UNSPEC_ROUNDS): Likewise.
1570 * config/i386/i386.opt (msse4.1): New for SSE4.1.
1572 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
1573 (const_pow2_1_to_32768_operand): Likewise.
1575 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
1578 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
1580 (sse4_1_insertps): Likewise.
1581 (*sse4_1_extractps): Likewise.
1582 (sse4_1_ptest): Likewise.
1583 (sse4_1_mulv2siv2di3): Likewise.
1584 (*sse4_1_mulv4si3): Likewise.
1585 (*sse4_1_smax<mode>3): Likewise.
1586 (*sse4_1_umax<mode>3): Likewise.
1587 (*sse4_1_smin<mode>3): Likewise.
1588 (*sse4_1_umin<mode>3): Likewise.
1589 (sse4_1_eqv2di3): Likewise.
1590 (*sse4_1_pinsrb): Likewise.
1591 (*sse4_1_pinsrd): Likewise.
1592 (*sse4_1_pinsrq): Likewise.
1593 (*sse4_1_pextrb): Likewise.
1594 (*sse4_1_pextrb_memory): Likewise.
1595 (*sse4_1_pextrw_memory): Likewise.
1596 (*sse4_1_pextrq): Likewise.
1597 (sse4_1_blendpd): Likewise.
1598 (sse4_1_blendps): Likewise.
1599 (sse4_1_blendvpd): Likewise.
1600 (sse4_1_blendvps): Likewise.
1601 (sse4_1_dppd): Likewise.
1602 (sse4_1_dpps): Likewise.
1603 (sse4_1_movntdqa): Likewise.
1604 (sse4_1_mpsadbw): Likewise.
1605 (sse4_1_packusdw): Likewise.
1606 (sse4_1_pblendvb): Likewise.
1607 (sse4_1_pblendw): Likewise.
1608 (sse4_1_phminposuw): Likewise.
1609 (sse4_1_extendv8qiv8hi2): Likewise.
1610 (*sse4_1_extendv8qiv8hi2): Likewise.
1611 (sse4_1_extendv4qiv4si2): Likewise.
1612 (*sse4_1_extendv4qiv4si2): Likewise.
1613 (sse4_1_extendv2qiv2di2): Likewise.
1614 (*sse4_1_extendv2qiv2di2): Likewise.
1615 (sse4_1_extendv4hiv4si2): Likewise.
1616 (*sse4_1_extendv4hiv4si2): Likewise.
1617 (sse4_1_extendv2hiv2di2): Likewise.
1618 (*sse4_1_extendv2hiv2di2): Likewise.
1619 (sse4_1_extendv2siv2di2): Likewise.
1620 (*sse4_1_extendv2siv2di2): Likewise.
1621 (sse4_1_zero_extendv8qiv8hi2): Likewise.
1622 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
1623 (sse4_1_zero_extendv4qiv4si2): Likewise.
1624 (*sse4_1_zero_extendv4qiv4si2): Likewise.
1625 (sse4_1_zero_extendv2qiv2di2): Likewise.
1626 (*sse4_1_zero_extendv2qiv2di2): Likewise.
1627 (sse4_1_zero_extendv4hiv4si2): Likewise.
1628 (*sse4_1_zero_extendv4hiv4si2): Likewise.
1629 (sse4_1_zero_extendv2hiv2di2): Likewise.
1630 (*sse4_1_zero_extendv2hiv2di2): Likewise.
1631 (sse4_1_zero_extendv2siv2di2): Likewise.
1632 (*sse4_1_zero_extendv2siv2di2): Likewise.
1633 (sse4_1_roundpd): Likewise.
1634 (sse4_1_roundps): Likewise.
1635 (sse4_1_roundsd): Likewise.
1636 (sse4_1_roundss): Likewise.
1637 (mulv4si3): Don't expand for SSE4.1.
1638 (smax<mode>3): Likewise.
1639 (umaxv4si3): Likewise.
1640 (uminv16qi3): Likewise.
1641 (umin<mode>3): Likewise.
1642 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
1644 * doc/extend.texi: Document SSE4.1 built-in functions.
1646 * doc/invoke.texi: Document -msse4.1.
1648 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
1650 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
1651 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
1652 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
1653 (ASM_SPEC): Add asm_pcrel_spec.
1654 (EXTRA_SPECS): Add asm_pcrel_spec.
1656 2007-05-21 David Daney <ddaney@avtrex.com>
1658 * doc/install.texi (Building a cross compiler): Add requirements
1659 for Java cross compiler.
1661 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1664 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
1665 Add loopno argument. Use evolution_function_is_invariant_rec_p
1666 instead of evolution_function_is_constant_p.
1667 Update calls to evolution_function_is_affine_multivariate_p.
1668 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
1669 Add loopno argument.
1670 * tree-scalar-evolution.c (gather_chrec_stats): Call
1671 evolution_function_is_affine_multivariate_p with a loop
1673 * tree-data-ref.c (analyze_miv_subscript): Likewise.
1674 (analyze_overlapping_iterations): Likewise.
1675 (access_functions_are_affine_or_constant_p): Likewise.
1676 (build_classic_dist_vector_1): If the access functions
1677 are equal, don't do anything.
1679 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
1680 Paolo Carlini <pcarlini@suse.de>
1681 Uros Bizjak <ubizjak@gmail.com>
1683 * c-cppbuiltin.c (c_cpp_builtins): Define
1684 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
1685 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
1686 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
1687 * doc/cpp.texi ([Standard Predefined Macros]): Document.
1689 2007-05-21 Mike Stump <mrs@apple.com>
1691 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
1693 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
1695 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
1697 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
1698 implementation if __OPTIMIZE__ is not defined.
1699 (_mm_alignr_pi8): Ditto.
1700 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
1701 (_mm_inserti_si64): Ditto.
1702 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
1703 (_mm_slli_epi16): Ditto.
1704 (_mm_slli_epi32): Ditto.
1705 (_mm_slli_epi64): Ditto.
1706 (_mm_srai_epi16): Ditto.
1707 (_mm_srai_epi32): Ditto.
1708 (_mm_srli_si128): Ditto.
1709 (_mm_slli_si128): Ditto.
1710 (_mm_srli_epi16): Ditto.
1711 (_mm_srli_epi32): Ditto.
1712 (_mm_srli_epi64): Ditto.
1713 (_mm_extract_epi16): Ditto.
1714 (_mm_insert_epi16): Ditto.
1715 (_mm_shufflehi_epi16): Ditto.
1716 (_mm_shufflelo_epi16): Ditto.
1717 (_mm_shuffle_epi32): Ditto.
1718 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
1720 (_mm_insert_pi16): Ditto.
1722 (_mm_shuffle_pi16): Ditto.
1724 (_mm_shufle_ps): Ditto.
1725 (_mm_prefetch): Ditto.
1727 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
1729 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
1730 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
1731 * real.c (encode_i370_single, decode_i370_single,
1732 encode_i370_double, decode_i370_double): Functions removed.
1733 (i370_single_format, i370_double_format): Initializations removed.
1734 (real_maxval, round_for_format, exact_real_truncate, significand_size):
1735 Consider the log2_b field to always be one.
1736 (ieee_single_format, mips_single_format, coldfire_single_format,
1737 ieee_double_format, mips_double_format, coldfire_double_format,
1738 ieee_extended_motorola_format, ieee_extended_intel_96_format,
1739 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
1740 ibm_extended_format, mips_extended_format, ieee_quad_format,
1741 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
1742 decimal_single_format, decimal_double_format, decimal_quad_format,
1743 c4x_single_format, c4x_extended_format, real_internal_format): Remove
1744 initialization of log2_b.
1745 * real.h (i370_single_format, i370_double_format): Declarations removed.
1746 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
1747 field to always be one.
1749 2007-05-21 Andreas Schwab <schwab@suse.de>
1751 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
1752 NOTE_INSN_BASIC_BLOCK_P.
1753 (process_for_unwind_directive): Likewise.
1755 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
1757 * builtins.c (expand_builtin_setjmp_setup): Update comment.
1758 * function.h (struct function): Move va_list_gpr_size,
1759 va_list_fpr_size, function_frequency to front of bitfields. Add
1761 (current_function_calls_unwind_init): New.
1762 * except.c (expand_builtin_unwind_init): Set
1763 current_function_calls_unwind_init not
1764 current_function_has_nonlocal_label.
1765 * reload1.c (has_nonexceptional_receiver): New.
1766 (reload): Use it and current_function_calls_unwind_init to
1767 determine whether call-saved regs must be saved.
1769 2007-05-20 Jan Hubicka <jh@suse.cz>
1771 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
1772 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1773 * ddg.c (create_ddg): LIkewise.
1774 * final.c (final): Remove hunk moving line numbernotes around since
1775 they are no longer present at this stage.
1776 (final_scan_insn): Use NOTE_KIND instead of
1777 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1778 (output_asm_label): Likewise.
1779 * reorg.c (dbr_schedule): Likewise.
1780 * haifa-sched.c (unlink_other_notes): Likewise.
1781 * mode-switching.c (optimize_mode_switching): Likewise.
1782 * graph.c (start_bb): Likewise.
1783 * rtl.def (NOTE): Update description.
1784 * jump.c (squeeze_notes): Delete.
1785 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
1786 NOTE_INSN_BASIC_BLOCK_P when possible.
1787 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
1788 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
1789 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1790 (dwarf2out_var_location): Likewise.
1791 * cfgbuild.c (make_edges): Likewise.
1792 (find_basic_blocks_1): Likewise.
1793 * function.c (reorder_blocks_1): Likewise.
1794 (epilogue_done): Likewise.
1795 (reposition_prologue_and_epilogue_notes): Likewise.
1796 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
1798 (print_rtl): Likewise.
1799 (print_rtl_single): Likewise.
1800 * gcse.c (insert_insn_start_bb): Likewise.
1801 * alias.c (init_alias_analysis): Likewise.
1802 * calls.c (fixup_tail_calls): Likewise.
1803 * except.c (sjlj_emit_function_enter): Likewise.
1804 * emit-rtl.c (add_insn_after): Likeiwse.
1805 (emit_label_before): Likewise.
1806 (emit_label_after): Likewise.
1807 (emit_note_before, emit_note_after, emit_note): Update
1808 parameter to be enum insn_note; do not deal with source
1810 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
1811 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
1813 (merge_blocks_move_successor_nojumps): Simplify now when
1814 we don't have BLOCK notes.
1815 (try_optimize_cfg): Likewise.
1816 * cfglayout.c (skip_insns_after_block): Likewise.
1817 (record_effective_endpoints): Likewise.
1818 (duplicate_insn_chain): Likewise.
1819 * varasm.c (output_constant_pool_1): Likewise.
1820 * sched-deps.c (sched_analyze): Likewise.
1821 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
1823 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
1824 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
1825 (SET_INSN_DELETED): Simplify.
1826 (NOTE_LINE_NUMBER): Exterminate.
1827 (NOTE_LINE_KIND): New.
1828 (NOTE_INSN_BASIC_BLOCK_P): Update.
1829 (enum insn_note): Simplify.
1830 (GET_NOTE_INSN_NAME) Simplify.
1831 (emit_note_before, emit_note_after, emit_note): Update prototype.
1832 (squeeze_notes): Remove.
1833 * sched-int.h (NOTE_NOT_BB_P): Update.
1834 * resource.c (mark_target_live_regs): Update.
1835 * sched-rgn.c (debug_dependencies): Update.
1836 * sched-vis.c (print_insn): Update.
1837 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
1838 * config/i386/i386.c (ix86_output_function_epilogue): Update.
1839 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
1840 (TARGET_ADJUST_UNROLL_MAX): Likewise.
1841 (split_branches): Update.
1842 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
1844 (sh_adjust_unroll_max): Exterminate.
1845 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
1846 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
1847 (m68hc11_reorg): Likewise.
1848 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
1849 (emit_predicate_relation_info): Update.
1850 (process_for_unwind_directive): Update.
1851 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
1852 (output_call): Update.
1853 * config/pa/pa.c (output_lbranch): Update.
1854 (output_millicode_call): Update.
1855 (output_call): Update.
1856 (pa_combine_instructions): Update.
1857 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
1858 * config/bfin/bfin.c (gen_one_bundle): Update.
1859 * cfgrtl.c (can_delete_note_p): Update.
1860 (delete_insn): Update.
1861 (rtl_merge_blocks): Update.
1862 (commit_one_edge_insertion): Update.
1863 (rtl_verify_flow_info): Update.
1864 * stmt.c (expand_case): Do not call squeeze_notes.
1866 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1873 * c.opt (Wtype-limits): New.
1874 * doc/invoke.texi (Wtype-limits): Document it.
1875 (Wextra): Enabled by -Wextra.
1876 * c-opts.c (c_common_post_options): Enabled by -Wextra.
1877 * c-common.c (shorten_compare): Warn with Wtype-limits.
1879 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
1881 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
1882 inlined function, not as a macro.
1883 (_mm_alignr_pi8): Ditto.
1884 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
1885 (_mm_inserti_si64): Ditto.
1886 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
1887 (_mm_extract_epi16): Ditto.
1888 (_mm_insert_epi16): Ditto.
1889 (_mm_shufflehi_epi16): Ditto.
1890 (_mm_shufflelo_epi16): Ditto.
1891 (_mm_shuffle_epi32): Ditto.
1892 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
1893 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
1895 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
1897 (_m_to_float): Use C89 compatible assignment.
1899 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
1902 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
1904 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1907 * doc/invoke.texi (Wreturn-type): Complete description.
1908 (Wextra): Delete item about return-type warning.
1909 * c-decl.c: Delete redundant Wextra warning.
1911 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
1914 * config/i386/pmmintrin.h: Do not include xmmintrin.h
1915 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
1916 inlined function, not as a macro.
1917 (_mm_prefetch): Ditto.
1919 (_mm_insert_pi16): Ditto.
1921 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
1922 (_m_pshufw): Ditto. Add const to __N argument.
1923 (_mm_shufle_ps): Ditto. Add const to __mask argument.
1924 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
1925 (_mm_slli_epi32): Ditto.
1926 (_mm_srli_si128): Implement as always inlined function, not as a macro.
1927 Add __inline to function declaration.
1928 (_mm_slli_si128): Ditto.
1930 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
1932 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
1933 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
1935 (struct fenv): New structure.
1936 (FP_HANDLE_EXCEPTIONS): New define.
1937 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
1938 (_FP_DECL_EXP): New define.
1939 (FP_INIT_ROUNDMODE): New define.
1940 (FP_ROUNDMODE): New define.
1942 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1944 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
1945 (Wconversion): Update description.
1946 (Wconversion-sign): New.
1947 * c.opt (Wconversion-sign): New.
1948 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
1949 means disabled for C++. Otherwise, take the status of Wconversion.
1950 * c-common.c (conversion_warning): Warn with either Wconversion or
1952 (warnings_for_convert_and_check): Conditions are already checked by
1954 (convert_and_check): Don't check warnings if the conversion failed.
1956 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
1957 Anatoly Sokolov <aesok@dol.ru>
1959 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
1960 avr_epilogue_uses) : Add declaration.
1961 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
1962 * config/avr/constraints.md (R): New constraint.
1963 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
1964 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
1965 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
1966 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
1967 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
1968 call_prologue_saves, epilogue_restores, return_from_epilogue,
1969 return_from_main_epilogue, return_from_interrupt_epilogue,
1970 return_from_naked_epilogue, prologue, epilogue): New patterns.
1971 (jump): Handle symbol reference.
1972 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
1973 avr_output_function_prologue, avr_output_function_epilogue): Remove
1975 (avr_init_machine_status, expand_prologue, expand_epilogue,
1976 avr_asm_function_end_prologue, avr_epilogue_uses,
1977 avr_asm_function_begin_epilogue): New functions.
1978 (prologue_size, epilogue_size, jump_tables_size): Remove global
1980 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
1981 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
1982 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
1983 (avr_override_options): Initialise init_machine_status.
1984 (output_movhi): Handle all stack pointer loads.
1985 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
1986 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
1987 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
1988 (EPILOGUE_USES) Redefine.
1989 (machine_function) Declare.
1991 2007-05-19 Richard Sandiford <richard@codesourcery.com>
1993 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
1994 Use a single return statement.
1996 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1999 * builtins.c (do_mpfr_lgamma_r): New.
2000 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
2001 * tree.h (CASE_FLT_FN_REENT): New.
2003 2007-05-18 Geoffrey Keating <geoffk@apple.com>
2005 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
2006 (output_die): Use 'unsigned long' with %x.
2007 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
2008 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
2009 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
2011 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
2013 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
2018 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
2019 true if function has no argument.
2021 2007-05-18 DJ Delorie <dj@redhat.com>
2023 * config/mips/mips.c (mips_offset_within_alignment_p): New.
2024 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
2026 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
2028 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
2029 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
2030 count_trailing_zeros.
2031 (__i386__): Implement count_leading_zeros using __builtin_clz().
2032 Implement count_trailing_zeros usign __builtin_ctz().
2034 2007-05-18 Richard Sandiford <richard@codesourcery.com>
2036 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
2038 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
2041 * expr.c (emit_move_change_mode): Change mode of push operands here.
2043 2007-05-17 Ian Lance Taylor <iant@google.com>
2045 PR tree-optimization/31953
2046 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
2048 (set_value_range_to_null): Call set_value_range_to_value.
2049 (extract_range_from_comparison): Likewise.
2051 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2053 * toplev.c (print_version): Output GMP/MPFR version info.
2055 * builtins.c (CASE_MATHFN_REENT): New macro.
2056 (mathfn_built_in): Use it.
2057 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
2058 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
2059 BUILT_IN_LGAMMAL_R): New.
2060 * doc/extend.texi: Document new builtins.
2063 * builtins.c (do_mpfr_remquo): New.
2064 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
2065 (fold_builtin_3): Handle BUILT_IN_REMQUO.
2068 * builtins.c (fold_builtin_1): Handle y0, y1.
2069 (fold_builtin_2): Handle yn.
2072 * builtins.c (do_mpfr_bessel_n): New.
2073 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
2074 (fold_builtin_2): Handle BUILT_IN_JN.
2076 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
2079 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
2080 TYPE_PRECISION (intmax_type_node).
2082 2007-05-17 Steve Ellcey <sje@cup.hp.com>
2085 * reload.c (subst_reloads): Remove checking.
2087 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2089 PR rtl-optimization/31691
2090 * combine.c (simplify_set): Build a new src pattern instead of
2091 substituting its operands in the COMPARE case.
2093 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2095 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
2096 (execute_vrp): Preserve loops through jump threading.
2097 * tree-ssa-threadupdate.c (thread_single_edge,
2098 dbds_continue_enumeration_p, determine_bb_domination_status,
2099 thread_through_loop_header): New functions.
2100 (create_edge_and_update_destination_phis,
2101 create_edge_and_update_destination_phis): Set loops for the new blocks.
2102 (prune_undesirable_thread_requests): Removed.
2103 (redirect_edges): Do not pretend that redirect_edge_and_branch can
2105 (thread_block): Do not call prune_undesirable_thread_requests.
2107 (mark_threaded_blocks): Select edges to thread here.
2108 (thread_through_all_blocks): Take may_peel_loop_headers argument.
2109 Thread edges through loop headers independently.
2110 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
2111 * tree-pass.h (TODO_mark_first_instance): New.
2112 (first_pass_instance): Declare.
2113 * cfghooks.c (duplicate_block): Put the block to the original loop
2114 if copy is not specified.
2115 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
2116 jump threading. Pass may_peel_loop_headers to
2117 thread_through_all_blocks according to first_pass_instance.
2118 * cfgloop.h (create_preheader): Declare.
2119 * tree-flow.h (thread_through_all_blocks): Declaration changed.
2120 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
2121 * passes.c (first_pass_instance): New variable.
2122 (next_pass_1): Set TODO_mark_first_instance.
2123 (execute_todo): Set first_pass_instance.
2125 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
2127 PR tree-optimization/24659
2128 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
2129 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
2130 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
2131 OTI_vec_pack_ufix_trunc.
2132 (vec_unpacks_float_hi_optab): Define new macro.
2133 (vec_unpacks_float_lo_optab): Ditto.
2134 (vec_unpacku_float_hi_optab): Ditto.
2135 (vec_unpacku_float_lo_optab): Ditto.
2136 (vec_pack_sfix_trunc_optab): Ditto.
2137 (vec_pack_ufix_trunc_optab): Ditto.
2138 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
2139 and vec_pack_[s|u]fix_trunc_optab using
2140 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
2141 * tree-vectorizer.c (supportable_widening_operation): Handle
2142 FLOAT_EXPR and CONVERT_EXPR. Update comment.
2143 (supportable_narrowing_operation): New function.
2144 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
2145 * tree-vect-transform.c (vectorizable_conversion): Handle
2146 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
2147 (vect_gen_widened_results_half): Move before vectorizable_conversion.
2148 (vectorizable_type_demotion): Call supportable_narrowing_operation()
2149 to check for target support.
2150 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
2151 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
2152 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
2153 for VEC_PACK_FIX_TRUNC_EXPR.
2154 (expand_binop): Special case mode of the result for
2155 vec_pack_[u|s]fix_trunc_optab.
2156 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
2157 vec_pack_[u|s]fix_trunc_optab.
2159 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
2160 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
2161 * tree-pretty-print.c (dump_generic_node): Handle
2162 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
2163 VEC_PACK_FIX_TRUNC_EXPR.
2165 * expr.c (expand_expr_real_1): Ditto.
2166 * tree-inline.c (estimate_num_insns_1): Ditto.
2167 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2169 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
2170 (vec_unpacks_float_lo_v8hi): Ditto.
2171 (vec_unpacku_float_hi_v8hi): Ditto.
2172 (vec_unpacku_float_lo_v8hi): Ditto.
2173 (vec_unpacks_float_hi_v4si): Ditto.
2174 (vec_unpacks_float_lo_v4si): Ditto.
2175 (vec_pack_sfix_trunc_v2df): Ditto.
2177 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
2179 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
2180 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
2181 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
2182 [vec_pack_ufix_trunc]: Ditto.
2183 [vec_unpacks_float_hi]: Ditto.
2184 [vec_unpacks_float_lo]: Ditto.
2185 [vec_unpacku_float_hi]: Ditto.
2186 [vec_unpacku_float_lo]: Ditto.
2188 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
2190 * soft-fp/README: Update for new files.
2191 * soft-fp/floattisf.c: New file.
2192 * soft-fp/floattidf.c: New file.
2193 * soft-fp/floattitf.c: New file.
2194 * soft-fp/floatuntisf.c: New file.
2195 * soft-fp/floatuntidf.c: New file.
2196 * soft-fp/floatuntitf.c: New file.
2197 * soft-fp/fixsfti.c: New file.
2198 * soft-fp/fixdfti.c: New file.
2199 * soft-fp/fixtfti.c: New file.
2200 * soft-fp/fixunssfti.c: New file.
2201 * soft-fp/fixunsdfti.c: New file.
2202 * soft-fp/fixunstfti.c: New file.
2203 * soft-fp/extendxftf.c: New file.
2204 * soft-fp/trunctfxf.c: New file.
2206 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
2207 (__trunctfxf2): Ditto.
2209 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
2210 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
2211 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
2212 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
2213 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
2214 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
2216 * config/i386/t-fprules-softfp64: New file.
2217 * config/i386/sfp-machine.h: New file.
2218 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
2219 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
2220 and soft-fp/t-softfp to tmake_file.
2221 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
2222 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
2224 * config/i386/t-linux64 (softfp_wrap_start): New.
2225 (softfp_wrap_end): New.
2226 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
2227 supported for TARGET_64BIT.
2229 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
2231 * c-common.c (c_common_signed_or_unsigned_type): Emulate
2232 c_common_unsigned_type behavior.
2234 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
2236 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
2239 2007-05-16 Eric Christopher <echristo@apple.com>
2241 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
2242 saving after stack push. Set sp_offset whenever we push.
2243 (rs6000_emit_epilogue): Move altivec register restore before
2246 2007-05-16 Richard Sandiford <richard@codesourcery.com>
2248 * configure.ac: Allow sysroots to be relocated under $prefix as
2249 well as $exec_prefix.
2250 * configure: Regenerate.
2252 2007-05-16 Richard Sandiford <richard@codesourcery.com>
2256 2007-05-12 Richard Sandiford <richard@codesourcery.com>
2258 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
2259 (gcc_tooldir): Likewise.
2260 * configure: Regenerate.
2261 * Makefile.in (libsubdir_to_prefix): New variable, based on the
2262 old configure.ac gcc_tooldir setting.
2263 (prefix_to_exec_prefix): New variable.
2264 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
2265 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
2267 2007-05-14 Janis Johnson <janis187@us.ibm.com>
2269 * c-typeck.c (build_binary_op): Return early for error.
2271 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
2273 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
2274 struct nb_iter_bound.
2275 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
2276 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
2277 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
2278 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
2279 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
2280 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
2281 (del_scev_info): Use ggc_free.
2282 (scev_initialize): Allocate scalar_evolution_info in gc memory.
2283 * loop-init.c: Include ggc.h.
2284 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
2285 (loop_optimizer_finalize): Use ggc_free.
2286 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
2287 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
2288 pass_iv_optimize): Add TODO_ggc_collect.
2289 * function.h (struct function): Remove skip marker from x_current_loops.
2290 * cfgloop.c: Include ggc.h.
2291 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
2293 (establish_preds): Vector superloops is gc allocated.
2294 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
2296 (flow_loops_find): Vector larray is gc allocated.
2297 (loop_exit_free): Use ggc_free.
2298 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
2299 that head of exits list is now not a part of struct loop.
2300 (record_loop_exits): Allocate exits table in gc memory.
2301 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
2302 head of exits list is now not a part of struct loop.
2303 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
2304 struct loop_exit): Add GTY marker.
2305 (struct loop): Add GTY marker. Make superloops vector gc allocated.
2306 Add skip marker to aux field. Make head of exits list a separate
2308 (struct loops): Add GTY marker. Make larray vector gc allocated.
2309 Add param marker to exits table.
2310 (get_loops): Type changed.
2311 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
2313 (cfgloop.o, loop-init.o): Add ggc.h dependency.
2314 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
2315 * basic-block.h (struct basic_block_def): Remove skip marker from
2318 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
2320 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
2321 of 0 in the call to expand_expr().
2322 (expand_builtin_mathfn_3): Ditto.
2323 (expand_builtin_interclass_mathfn): Ditto.
2324 (expand_builtin_cexpi): Ditto.
2325 (expand_builtin_int_roundingfn): Ditto.
2326 (expand_builtin_int_roundingfn_2): Ditto.
2327 (expand_builtin_pow): Ditto.
2328 (expand_builtin_powi): Ditto.
2329 (expand_builtin_bswap): Ditto.
2330 (expand_builtin_unop): Ditto.
2331 (expand_builtin_fabs): Ditto.
2332 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
2333 the call to expand_expr().
2334 (expand_builtin_sync_operation): Ditto.
2335 (expand_builtin_compare_and_swap): Ditto.
2336 (expand_builtin_lock_test_and_set): Ditto.
2337 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
2338 instead of 0 in the call to expand_expr().
2339 (expand_builtin_extract_return_addr): Ditto.
2340 (expand_builtin_eh_return): Ditto.
2341 (expand_eh_return): Ditto.
2342 * explow.c (expr_size): Ditto.
2343 * expr.c (optimize_bitfield_assignment_op): Ditto.
2344 (expand_assignement): Ditto.
2345 (store_expr): Ditto.
2346 (store_field): Ditto.
2347 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
2348 the call to expand_expr().
2349 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
2350 in the call to expand_expr().
2351 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
2352 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
2353 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
2355 * optabs.c (expand_vec_shift_expr): Ditto.
2356 (expand_vec_cond_expr): Ditto.
2357 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
2358 call to expand_expr().
2359 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
2360 in the call to expand_expr().
2362 2007-05-14 Dave Korn <dave.korn@artimi.com>
2364 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
2366 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
2368 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
2369 instead of c_common_unsigned_type.
2370 (c_common_unsigned_type): Remove.
2371 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
2372 c_common_unsigned_type.
2373 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
2374 c_common_unsigned_type.
2375 * c-common.h (c_common_unsigned_type): Remove.
2376 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
2377 c_common_unsigned_type.
2378 * c-format.c (check_format_types): Use unsigned_type_for instead of
2379 c_common_unsigned_type.
2380 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
2381 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
2382 c_common_unsigned_type.
2383 * convert.c (convert_to_integer): Use unsigned_type_for instead of
2384 lang_hooks.types.unsigned_type.
2385 * expmed.c (make_tree): Use unsigned_type_for instead of
2386 lang_hooks.types.unsigned_type.
2387 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
2388 lang_hooks.types.unsigned_type.
2389 (build_range_check): Likewise.
2390 (fold_unary): Likewise.
2391 (fold_binary): Likewise.
2392 (fold_ternary): Likewise.
2393 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
2394 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
2395 * tree.c (get_unsigned_type): New.
2396 (unsigned_type_for): Use get_unsigned_type instead of
2397 lang_hooks.types.unsigned_type.
2399 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
2401 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
2402 to m68k_get_function_kind. Update its prototype.
2403 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
2405 (m68k_interrupt_function_p): Return enum m68k_function_type
2406 instead of bool. Rename to m68k_get_function_kind.
2407 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
2409 (m68k_compute_frame_layout): Don't mark any register for save
2410 if an interrupt_thread attribute is specified.
2411 (m68k_hard_regno_rename_ok): Update a use of
2412 m68k_interrupt_function_p.
2413 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
2414 m68k_interrupt_function_p.
2415 (m68k_function_type): New.
2416 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
2417 for a function with an interrupt_thread attribute.
2418 * doc/extend.texi: Document the interrupt_thread attribute.
2420 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
2422 Fix PR tree-optimization/31911
2423 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
2424 if they didn't change the expression.
2426 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
2428 * tree-scalar-evolution.c (resolve_mixers): Exported.
2429 * tree-scalar-evolution.h (resolve_mixers): Declare.
2430 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
2431 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
2432 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
2433 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
2434 init_array_ref, init_pointer_ref, analyze_indirect_ref,
2435 strip_conversion, analyze_offset_expr, address_analysis,
2436 object_analysis, analyze_offset): Removed.
2437 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
2438 split_constant_offset, canonicalize_base_object_address,
2439 object_address_invariant_in_loop_p, disjoint_objects_p,
2440 dr_may_alias_p, dr_address_invariant_p): New functions.
2441 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
2442 and dr_analyze_alias.
2443 (initialize_data_dependence_relation): Use dr_may_alias_p
2444 and object_address_invariant_in_loop_p.
2445 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
2447 (find_data_references_in_stmt): Restrict the analysis of data references
2448 to the given loop nest.
2449 (find_data_references_in_loop): Made static. Pass loop nest to
2450 find_data_references_in_stmt.
2451 (compute_data_dependences_for_loop): Use DR_VOPS.
2452 (free_data_ref): Free DR_VOPS.
2453 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
2454 (struct innermost_loop_behavior): ... new.
2455 (struct base_object_info): Replaced by ...
2456 (struct indices): ... new.
2457 (struct dr_alias): New.
2458 (enum data_ref_type): Removed.
2459 (struct data_reference): Consist of struct innermost_loop_behavior,
2460 struct indices and struct dr_alias.
2461 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
2462 (DR_MEMTAG): Renamed to ...
2463 (DR_SYMBOL_TAG): ... this.
2464 (find_data_references_in_loop): Declaration removed.
2465 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
2466 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
2467 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
2468 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
2470 2007-05-13 Revital Eres <eres@il.ibm.com>
2472 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
2473 which walks virtual def-use chains to find redundant stores.
2474 (dse_optimize_stmt): Call it.
2476 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
2478 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
2479 * passes.c (init_optimization_passes): Move pass_jump_bypass
2482 * basic-block.h (bb_has_eh_pred): Fix style issue.
2484 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
2486 PR rtl-optimization/31848
2487 * loop-invariant.c (move_invariant_reg): If we move an insn
2488 with a REG_EQUAL note, and that insn is not always executed,
2489 remove the REG_EQUAL note.
2491 2007-05-12 Richard Guenther <rguenther@suse.de>
2493 PR tree-optimization/31797
2494 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
2495 propagate into a stmt that has volatile ops.
2497 2007-05-12 Richard Sandiford <richard@codesourcery.com>
2499 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
2500 (gcc_tooldir): Likewise.
2501 * configure: Regenerate.
2502 * Makefile.in (libsubdir_to_prefix): New variable, based on the
2503 old configure.ac gcc_tooldir setting.
2504 (prefix_to_exec_prefix): New variable.
2505 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
2506 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
2508 2007-05-11 Silvius Rus <rus@google.com>
2510 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
2511 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
2512 * c-common.h (strict_aliasing_warning): Change return type.
2513 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
2514 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
2515 (build_c_cast): Condition call to strict_aliasing_warning.
2516 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
2517 * flags.h (set_Wstrict_aliasing): Declare.
2518 * opts.c (set_Wstrict_alising): Define, add call to.
2519 * tree-flow.h (strict_aliasing_warning_backend): Declare.
2520 * tree-ssa-alias-warnings.c: New file.
2521 * tree-ssa-alias.c (compute_may_aliases): Add call to
2522 strict_aliasing_warning_backend.
2524 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
2526 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
2527 Use loop_depth and loop_outer accessor functions.
2528 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
2529 determine_invariantness_stmt, move_computations_stmt): Ditto.
2530 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
2531 add_loop, loopify, unloop, fix_loop_structure): Ditto.
2532 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
2533 * tree-scalar-evolution.c (interpret_loop_phi,
2534 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
2535 instantiate_parameters_1, scev_const_prop): Ditto.
2536 * cfghooks.c (make_forwarder_block): Ditto.
2537 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
2538 * modulo-sched.c (loop_canon_p): Ditto.
2539 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
2540 slpeel_can_duplicate_loop_p): Ditto.
2541 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
2542 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
2543 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
2544 cancel_loop, verify_loop_structure): Ditto.
2545 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
2546 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
2547 superloops vector instead of "pred" array.
2548 (establish_preds): Take father loop as an argument. Initialize the
2550 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
2551 initialize loop->outer.
2552 (flow_loop_tree_node_remove): Truncate the superloops vector.
2553 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
2554 "pred" merged to "superloops" vector.
2555 (loop_depth, loop_outer): New.
2556 (fel_init): Use loop_outer.
2558 2007-05-11 Jan Hubicka <jh@suse.cz>
2560 * cgraphunit.c: Include gt-cgraphunit.h
2561 (static_ctors, static_dtors): New static vars.
2562 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
2563 based on implementation in c-common.c
2564 (cgraph_finalize_function): Call record_cdtor_fn.
2565 (cgraph_optimize): Call cgraph_build_cdtor_fns.
2566 * decl.c (finish_function): Do not call c_record_cdtor_fn.
2567 (c_write_global_declarations): Do not call c_build_cdtor_fns.
2568 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
2569 build_cdtor, c_build_cdtor_fns): Remove.
2570 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
2571 c_build_cdtor_fns): Remove prototype.
2573 2007-05-11 Paolo Carlini <pcarlini@suse.de>
2576 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
2577 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
2578 * builtins.c (fold_builtin_memchr): New.
2579 (expand_builtin_memchr): Call the latter.
2580 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
2581 * doc/extend.texi ([Other built-in functions provided by GCC]):
2584 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
2586 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
2587 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
2588 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
2589 PFPO_OP1_TYPE_SHIFT): Constants added.
2590 (DFP_ALL): Mode macro defined.
2591 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
2592 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
2593 Insn definitions added.
2594 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
2595 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
2598 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
2600 PR tree-optimization/31885
2601 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
2603 (automatically_generated_chrec_p): Return false for NULL.
2605 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
2607 * config/bfin/bfin.h (MOVE_RATIO): Define.
2609 2007-05-10 Richard Sandiford <richard@codesourcery.com>
2611 * config.gcc (sparc-wrs-vxworks): New target.
2612 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
2613 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
2614 * config/sparc/sparc.h: Include vxworks-dummy.h.
2615 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
2616 include LABEL_REFs too.
2617 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
2618 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
2620 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
2622 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
2623 (sparc_emit_call_insn): New function.
2624 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
2625 functions when generating VxWorks PIC.
2626 * config/sparc/sparc.md (vxworks_load_got): New pattern.
2627 (call, call_value): Use sparc_emit_call_insn instead of
2630 2007-05-09 Bob Wilson <bob.wilson@acm.org>
2632 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
2634 2007-05-09 Bob Wilson <bob.wilson@acm.org>
2636 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
2637 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
2638 instead of operand_subword.
2640 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
2642 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
2643 * config/bfin/bfin.c (bfin_local_alignment): New function.
2644 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
2646 2007-05-08 Chao-ying Fu <fu@mips.com>
2648 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
2649 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
2650 (smsub_widen_optab, umsub_widen_optab): Define.
2651 * optabs.c (init_optabs): Initialize smsub_widen_optab and
2653 * genopinit.c (optabs): Fill in smsub_widen_optab and
2655 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
2656 and umsub_widen_optab to implement multiply-subtract sequences.
2657 * config/mips/mips.md (*msac<u>_di): Rename to...
2658 (<u>msubsidi4): ...this. Extend condition to include
2659 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
2660 of operand 0 to "ka" and use the three-operand form of msub<u>
2662 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
2665 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
2667 PR rtl-optimization/28011
2668 * reload.c (push_reload): Set dont_share if IN appears in OUT
2669 also when IN is a PLUS rtx.
2670 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
2673 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
2675 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
2676 call unshare_all_decls.
2677 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
2678 (unshare_all_decls): Remove.
2680 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
2683 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
2686 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
2687 Nigel Stephens <nigel@mips.com>
2689 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
2690 Update comments and all uses.
2691 (MIN_FPRS_PER_FMT): Define.
2692 * config/mips/mips.c (function_arg): Fix to correctly handle
2693 the -mips32r2 -mfp64 -mabi=32 case.
2694 (override_options): Enable use of odd-numbered registers for
2695 SFmode values on MIPS32.
2696 (mips_save_reg_p): Save whole floating-point register pair if
2697 either half is used.
2698 (compute_frame_size): Fix comment.
2700 2007-05-08 Jie Zhang <jie.zhang@analog.com>
2702 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
2703 argument of type bool.
2704 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
2705 argument. Safely select temporary P register according to it.
2706 (do_link): Change call site of add_to_reg accordingly.
2707 (do_unlink): Add epilogue_p as a fourth argument and pass it
2709 (expand_interrupt_handler_epilogue): Change call of do_unlink
2711 (bfin_expand_prologue): Add a third argument sibcall_p.
2712 * config/bfin/bfin.md (epilogue): Change call of
2713 bfin_expand_epilogue accordingly.
2714 (sibcall_epilogue): Likewise.
2715 (eh_return_internal): Likewise.
2717 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
2718 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
2719 * config/bfin/bfin.c (bfin_handle_option): Handle
2720 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
2721 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
2722 Support bf534, bf536 and bf561.
2723 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
2725 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
2728 * config/i386/i386.c (ix86_function_regparm): Process local
2729 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
2731 2007-05-07 Mike Stump <mrs@apple.com>
2733 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2734 also checks for and while statements in C++.
2736 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
2738 * gcc.c (at_file_supplied): New variable.
2739 (main): Set it if we expanded argv.
2740 (do_spec_1): Pass an @-file to the linker if we were called with
2741 an @-file argument and HAVE_GNU_LD.
2742 * collect2.c (at_file_supplied): New variable.
2743 (response_file): New variable.
2744 (collect_exit): Unlink response_file if necessary.
2745 (handler): Likewise.
2746 (do_wait): Likewise.
2747 (main): Set at_file_supplied if we expanded argv.
2748 (collect_execute): Pass an @-file to subprocesses if we were called
2749 with an @-file argument.
2750 * configure.ac: Add define for HAVE_GNU_LD.
2751 * configure: Regenerate.
2752 * config.in: Regenerate.
2754 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
2756 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
2762 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
2764 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
2765 (TARGET_ENCODE_SECTION_INFO): Re-define.
2766 (m32c_encode_section_info): New
2767 (function_vector_handler): New
2768 (current_function_special_page_vector): New
2769 (m32c_special_page_vector_p): New.
2770 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
2772 * config/m32c/jump.md: Added instruction JSRS for functions
2773 with attribute "function_vector".
2774 * doc/extend.texi (function_vector): Added description
2775 for M16C, M32C targets.
2777 2007-05-07 DJ Delorie <dj@redhat.com>
2780 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
2781 ashrpsi3, lshrpsi3): Update shift count constraint.
2783 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
2784 Nathan Froyd <froydnj@codesourcery.com>
2787 * c-incpath.c (add_path): Strip trailing path separators.
2789 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
2791 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
2792 Free dominance info before purging EH edges.
2793 (eliminate_degenerate_phis): Likewise.
2794 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
2796 2007-05-07 Jan Hubicka <jh@suse.cz>
2798 * gimplify.c (gimplify_expr): Do not crash when folding
2799 (void *)(int)&a + 4.
2801 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2804 * c-opts.c (lang_fortran): Make it non static.
2805 * c-common.h (lang_fortran): New prototype.
2806 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
2807 -lang-fortran option was passed by the driver.
2809 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
2811 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
2812 of ASSERT_CHECKING. Tweak message.
2814 2007-05-06 Revital Eres <eres@il.ibm.com>
2817 * loop-unroll.c (insert_var_expansion_initialization):
2818 Initialize the expansions with -zero instead of +zero.
2820 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
2822 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
2823 into pic and non-pic versions. Mark r19 as used for
2824 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
2825 for tgd_load, tld_load and tie_load .
2826 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
2827 version of tgd_load, tld_load and tie_load depending on the
2830 2007-05-04 Ulrich Drepper <drepper@redhat.com>
2831 Jakub Jelinek <jakub@redhat.com>
2833 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
2834 (__do_global_dtors_aux): Use more paranoid loop to run
2835 destructors if HIDDEN_DTOR_LIST_END.
2836 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
2838 2007-05-04 Jakub Jelinek <jakub@redhat.com>
2840 * varasm.c (align_variable): Don't increase alignment for
2841 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
2842 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
2844 2007-05-04 Josh Conner <jconner@apple.com>
2846 * basic-block.h (cdi_direction): Assign values to all enumeration
2848 (dom_computed): Remove.
2849 (dom_info_state): New.
2850 (set_dom_info_availability): New.
2851 * tree-ssa-loop-im.c (determine_invariantness): Initialize
2852 walk_data.dom_direction.
2853 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
2854 instead of dom_computed[].
2855 (split_edge): Likewise.
2856 (create_basic_block): Likewise.
2857 (merge_blocks): Likewise.
2858 * ifcvt.c (find_if_header): Likewise.
2859 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
2860 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
2861 * tree-ssa.c (verify_ssa): Likewise.
2862 * tree-cfg.c (tree_verify_flow_info): Likewise.
2863 (remove_edge_and_dominated_blocks): Likewise.
2864 * dominance.c (dom_computed): Make static.
2865 (calc_dfs_tree_nonrec): Change third param to a bool.
2866 (calc_dfs_tree): Change second param to a bool.
2867 (calc_idioms): Change second param to a bool. Use
2868 dom_convert_dir_to_idx.
2869 (init_dom_info): Validate dir before using.
2870 (dom_convert_dir_to_idx): New.
2871 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
2872 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
2873 (free_dominance_info): Use dom_convert_dir_to_idx.
2874 (get_immediate_dominator): Likewise.
2875 (set_immediate_dominator): Likewise.
2876 (get_dominated_by): Likewise.
2877 (redirect_immediate_dominators): Likewise.
2878 (nearest_common_denominator): Likewise.
2879 (dominated_by_p): Likewise.
2880 (bb_dom_dfs_in): Likewise.
2881 (bb_dom_dfs_out): Likewise.
2882 (recount_dominator): Likewise.
2883 (iterate_fix_dominators): Likewise.
2884 (add_to_dominance_info): Likewise.
2885 (delete_from_dominance_info): Likewise.
2886 (first_dom_son): Likewise.
2887 (next_dom_son): Likewise.
2888 (dom_info_available_p): Likewise.
2889 (dom_info_state): New.
2890 (set_dom_info_availability): New.
2892 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
2894 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
2896 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
2898 2007-05-04 Bob Wilson <bob.wilson@acm.org>
2900 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
2901 (subdi3, subdi_carry): Delete.
2903 2007-05-04 Jan Hubicka <jh@suse.cz>
2904 Richard Guenther <rguenther@suse.de>
2906 * opts.c (decode_options): Do not fiddle with inlining
2907 parameters in case of optimizing for size.
2908 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
2909 for size do nothing.
2910 (cgraph_decide_inlining_of_small_function): When optimizing for
2911 size never inline functions increasing caller size.
2912 (cgraph_early_inlining): Inline for size when optimizing for size.
2914 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
2916 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
2917 logical operations piecewise.
2918 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
2919 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
2920 subdi_sesidi_di): Delete.
2921 (add_with_carry): Produce carry in CC instead of a DREG to shorten
2922 the generated sequence. Allow three-reg add in constraints. Rewrite
2923 the rtl expression for carry to avoid zero_extend of a constant.
2924 (sub_with_carry): New pattern.
2925 (adddi3, subdi3): Change into define_expand. For subtract, generate a
2926 different sequence not involving jumps.
2927 (notbi): Now a named pattern.
2929 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
2931 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
2932 Add the note about a significant loss of accuracy of some
2933 mathematical routines when these options are used.
2935 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2937 * haifa-sched.c (rtx_vec_t): New typedef.
2938 (contributes_to_priority_p): Extract piece of priority () into new
2940 (priority): Use the function. Add assertion.
2941 (rank_for_schedule, set_priorities): Add assertion to check that
2942 insn's priority is initialized.
2943 (clear_priorities, calc_priorities): Change signature. Make it update
2944 all relevant insns. Update all callers ('add_to_speculative_block ()'
2945 and 'create_block_check_twin ()').
2946 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
2947 Add new field 'priority_status'.
2948 (INSN_PRIORITY_STATUS): New macro.
2949 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
2951 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2953 * sched-ebb.c (debug_ebb_dependencies): New static function.
2954 (init_ready_list): Use it.
2956 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
2957 with changed signature and 'debug_rgn_dependencies ()'.
2958 (debug_rgn_dependencies): New static function.
2959 (init_ready_list): Use it.
2961 * sched-int.h (debug_dependencies): Declare.
2963 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
2965 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
2967 2007-05-04 Dirk Mueller <dmueller@suse.de>
2969 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
2971 2007-05-03 Jan Hubicka <jh@suse.cz>
2973 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
2974 for pointer type in more cases than before.
2976 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
2978 * tree-object-size.c (plus_expr_object_size): When operand size is
2979 unknown, return unknown.
2981 2007-05-03 Dirk Mueller <dmueller@suse.de>
2983 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
2985 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
2988 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
2990 2007-05-03 Janis Johnson <janis187@us.ibm.com>
2992 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
2994 2007-05-03 Joseph Myers <joseph@codesourcery.com>
2996 * config/soft-fp/double.h, config/soft-fp/extended.h,
2997 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
2998 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
2999 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
3000 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
3003 2007-05-03 Ian Lance Taylor <iant@google.com>
3005 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
3006 MASK_PPC_GFXOPT for 8540 or 8548.
3008 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
3010 * tree-vect-transform.c (vect_update_inits_of_drs): Use
3011 vect_print_dump_info() to output debug information.
3013 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
3016 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
3017 operands of size 2 when operand is not MEM_P.
3019 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
3021 PR tree-optimization/30565
3022 * lambda-code.c (perfect_nestify): Fix updating of dominators.
3024 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
3026 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
3027 (umulsi3_highpart): Use them.
3028 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
3029 for final accumulator to D regisster tranfser.
3031 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
3033 PR tree-optimization/31699
3034 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
3036 (vect_enhance_data_refs_alignment): Compute peel amount using
3037 TYPE_VECTOR_SUBPARTS instead of vf.
3038 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
3040 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
3043 * system.h: Remove inclusion of double-int.h
3044 * tree.h: Include double-int.h
3045 * gengtype.c: Likewise
3046 * cfgloop.h: Likewise
3047 * Makefile.in: Adjust dependencies on double-int.h
3049 2007-05-02 Eric Christopher <echristo@apple.com>
3051 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
3052 -shared to -Zdynamiclib.
3054 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
3057 * c-common.c (strip_pointer_or_array_types): New function.
3058 * c-common.h (strip_pointer_or_array_types): New function declaration.
3060 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
3062 PR tree-optimization/31771
3063 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
3065 2007-05-02 Paul Brook <paul@codesourcery.com>
3067 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
3069 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
3072 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
3075 2007-05-02 Nick Clifton <nickc@redhat.com>
3077 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
3079 2007-05-02 Richard Guenther <rguenther@suse.de>
3081 PR tree-optimization/31146
3082 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
3083 argument, single_use_p. If we have a single use that is
3084 a conversion to the definition rhs type, propagate that rhs.
3085 (forward_propagate_addr_expr): Pass single_use_p argument
3086 to forward_propagate_addr_expr_1.
3088 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
3090 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
3093 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3095 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
3096 'AMD Family 10 core'.
3098 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3100 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
3101 and athlon64-sse3 as improved versions of k8, opteron and athlon64
3102 with SSE3 instruction set support.
3103 * doc/invoke.texi: Likewise.
3105 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3107 * config/i386/i386.c (override_options): Tuning 32-byte loop
3108 alignment for amdfam10 architecture. Increasing the max loop
3109 alignment to 24 bytes.
3111 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
3113 * config/m68k/constraints.md: New.
3114 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
3115 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3116 EXTRA_CONSTRAINT): Remove.
3117 * config/m68k/m68k.md: Include constraints.md.
3118 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
3120 2007-05-01 Ian Lance Taylor <iant@google.com>
3122 PR tree-optimization/31739
3123 * tree-vrp.c (vrp_val_is_max): New static function.
3124 (vrp_val_is_min): New static function.
3125 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
3127 (set_value_range): Use vrp_val_is_{max,min}.
3128 (extract_range_from_assert): Likewise.
3129 (extract_range_from_binary_expr): Likewise.
3130 (extract_range_from_unary_expr): Likewise.
3131 (dump_value_range, vrp_meet): Likewise.
3132 (vrp_visit_phi_node): Likewise.
3133 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
3135 2007-05-01 Mark Mitchell <mark@codesourcery.com>
3137 * config/i386/gmon-sol2.c (size_t): New type.
3138 (intptr_t): Likewise.
3139 (s_textsize): Declare as size_t.
3141 (monstartup): Use size_t for sizes.
3142 (_mcount): Save and restore registers.
3143 (internal_mcount): Pass 0 as the first argument to monstartup
3145 (moncontrol): Convert pointer to appropriately sized integer
3146 before passing to profil.
3148 2007-05-01 Joseph Myers <joseph@codesourcery.com>
3150 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
3151 __NO_FPRS__, not just if _SOFT_DOUBLE.
3152 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
3153 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
3154 also for E500 double.
3155 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
3156 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
3159 2007-05-01 Richard Guenther <rguenther@suse.de>
3161 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
3164 2007-05-01 Joseph Myers <joseph@codesourcery.com>
3166 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
3168 2007-05-01 Jan Hubicka <jh@suse.cz>
3170 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
3173 2007-05-01 Jan Hubicka <jh@suse.cz>
3175 * tree.h (maybe_fold_offset_to_component_ref): Remove.
3176 (maybe_fold_offset_to_reference): Declare.
3177 * fold-const.c (fold_unary): Do not fold
3178 (type *)&A into &A->field_of_type_and_offset_0
3179 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
3180 size is unknown, give up.
3181 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
3183 (maybe_fold_offset_to_reference): New.
3184 (maybe_fold_stmt_indirect): Use it.
3185 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
3186 * gimplify.c (gimplify_conversion): Canonicalize conversions to
3188 (gimplify_expr): Likewise for plus_expr.
3190 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
3192 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
3193 bsi_after_labels. Always insert statements before bsi.
3194 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
3195 * predict.c (apply_return_prediction): Check for empty blocks.
3196 * cfgexpand.c (lab_rtx_for_bb): New variable.
3197 (label_rtx_for_bb): Do not create new tree labels.
3198 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
3199 (tree_expand_cfg): Initialize lab_rtx_for_bb.
3200 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
3202 (label_for_bb): Add field used.
3203 (update_eh_label, main_block_label): Mark the label used.
3204 (cleanup_dead_labels): Remove unused labels.
3206 2007-05-01 Richard Guenther <rguenther@suse.de>
3208 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
3209 if it is not about to be set.
3210 (get_value_range): Do not pre-allocate equiv bitmap.
3211 (update_value_range): No need to clear equiv field.
3212 (add_equivalence): Change prototype to get bitmap pointer.
3213 Allocate bitmap here if it is not already.
3214 (extract_range_from_assert): Do not allocate bitmap here.
3215 Update callers to add_equivalence.
3216 (extract_range_from_ssa_name): Likewise.
3217 (get_vr_for_comparison): New static helper.
3218 (compare_name_with_value): Handle NULL equiv bitmap by
3219 peeling the first iteration of the comparison loop.
3220 Use get_vr_for_comparison.
3221 (compare_names): Handle NULL equiv bitmaps by using fake
3222 ones. Use get_vr_for_comparison.
3224 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
3226 * double-int.c (mpz_set_double_int): Moved from
3227 tree-ssa-loop-niter.c.
3228 (mpz_get_double_int): Likewise; also, add option to wrap
3229 out-of-range integers.
3230 * double-int.h: New prototypes for above.
3231 * tree.c (get_static_type_bounds): Moved from
3232 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
3233 TYPE_MAX_VALUE if they exist..
3234 * tree.h: New prototype for above.
3235 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
3236 get_type_bounds calls.
3237 (mpz_set_double_int): Move to double-int.c.
3238 (get_type_bounds): Move to tree.c, rename to
3239 get_static_type_bounds.
3240 (mpz_to_double_int): Move to double-int.c, rename to
3243 2007-04-30 Bob Wilson <bob.wilson@acm.org>
3245 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
3246 DIV0 exception can fall through to a normal return.
3248 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
3252 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
3253 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
3254 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3255 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
3256 initialize align to silence bogus warning.
3257 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3258 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
3260 (struct sra_walk_fns): Remove use_all parameter from use.
3261 (sra_hash_tree): Handle BIT_FIELD_REFs.
3262 (sra_elt_hash): Don't hash bitfld blocks.
3263 (sra_elt_eq): Skip them in parent compares as well. Handle
3265 (sra_walk_expr): Don't maintain or pass down use_all_p.
3266 (scan_use): Remove use_all parameter.
3267 (scalarize_use): Likewise. Re-expand assignment to
3268 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
3269 output, and re-scalarize after output. Don't mark anything
3271 (scalarize_ldst): Adjust.
3272 (scalarize_walk_gimple_modify_statement): Likewise.
3273 (build_element_name_1): Handle BIT_FIELD_REFs.
3274 (instantiate_element): Don't warn for any element whose parent
3276 (instantiate_missing_elements_1): Return the sra_elt.
3277 (canon_type_for_field): New.
3278 (try_instantiate_multiple_fields): New.
3279 (instantiate_missing_elemnts): Use them.
3280 (mark_no_warning): Removed.
3281 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3282 (REPLDUP, sra_build_elt_assignment): New.
3283 (generate_copy_inout): Use them.
3284 (generate_element_copy): Likewise. Handle bitfld differences.
3285 (generate_element_zero): Don't recurse for blocks. Use
3286 sra_build_elt_assignment.
3287 (generate_one_element_int): Take elt instead of var. Use
3288 sra_build_elt_assignment.
3289 (generate_element_init_1): Adjust.
3290 (scalarize_use, scalarize_copy): Use REPLDUP.
3291 (scalarize_ldst): Move assert before dereference.
3292 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3294 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3297 * tree.c (reconstruct_complex_type): Reconstruct a reference
3299 Also use the same mode for the pointer as the old pointer type.
3301 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3303 * doc/trouble.texi (Interoperation): Remove note about Ultrix
3306 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
3308 PR rtl-optimization/31676
3309 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
3310 (df_refs_record): Call it.
3312 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3314 * rtl.def (SS_ABS): New code.
3315 * config/bfin/bfin.c (print_operand): New modifier 'v'.
3316 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
3317 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
3318 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
3319 (bfin_init_builtins): Define them.
3320 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
3321 (bfin_expand_builtin): ... and handle the others here.
3322 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
3323 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
3324 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
3325 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
3326 operand is only HImode.
3328 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
3330 * regclass.c (scan_one_insn): Remove splitting of
3333 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
3334 Nigel Stephens <nigel@mips.com>
3336 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
3338 2007-04-28 Jan Hubicka <jh@suse.cz>
3340 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
3341 insn_locators_alloc instead of insn_locators_initialize;
3342 call reset_block_changes.
3343 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3344 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
3345 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
3346 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
3347 * config/score/score.c (th_output_mi_thunk): Likewise.
3348 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
3349 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
3350 tolerate uninitialized locator info.
3353 * function.c (init_function_start): Don't init line number info.
3354 (expand_function_end): Update.
3355 (reset_block_changes, record_block_change, finalize_block_changes,
3356 check_block_change, free_block_changes): Kill.
3357 * function.h (reset_block_changes, record_block_change,
3358 finalize_block_changes, check_block_change, free_block_changes): Remove
3360 (struct function): Remove ib_boundaries_block.
3361 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3362 Use curr_insn_locator to initialize locator.
3363 (emit_line_note): Remove.
3364 * cfgexpand.c (expand_gimple_cond_expr): Update.
3365 (construct_exit_block): Likewise.
3366 (tree_expand_cfg): Initialize/finalize locators.
3367 * expr.c (expand_expr_real): Update.
3368 * cfglayout.c (line_locators_locs, line_locators_lines,
3369 file_locators_locs, file_locators_files): Remove.
3370 (set_block_levels): Move to cfgexpand.c.
3371 (insn_locators_initialize): Remove.
3372 (pass_insn_locators_initialize): Remove.
3373 (locations_locators_locs, locations_locators_vals): New static vars.
3374 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3376 (insn_locators_alloc, insn_locators_finalize,
3377 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3379 (locator_location): New.
3380 (locator_line, locator_file): Rewrite.
3381 * rtl.h (emit_line_note): Kill.
3382 (insn_locators_alloc, insn_locators_finalize,
3383 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3385 * tree-inline.c (initialize_cfun): Do not initialize
3386 ib_boundaries_block.
3387 * passes.c (pass_insn_locators_initialize): Remove.
3389 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
3391 * tree-cfg.c (move_block_to_fn): Release bb from dominance
3392 info. Update last_basic_block correctly.
3394 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
3397 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
3398 register itself to hold the offset constant. Tell flow the use
3399 of r4 and r5 when they are used.
3401 2007-04-27 Richard Guenther <rguenther@suse.de>
3403 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
3404 if we simplified anything.
3405 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
3406 warnings until we did a simplification and the stmt was not
3407 marked as TREE_NO_WARNING.
3409 2007-04-27 Mike Stump <mrs@apple.com>
3411 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
3413 2007-04-27 Ian Lance Taylor <iant@google.com>
3416 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
3417 TYPE_MAX_VALUE exist, convert them to the new type.
3419 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3421 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
3422 if it claims to be available.
3423 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
3425 (perform_tree_ssa_dce): Always free postdominators.
3427 2007-04-27 Richard Henderson <rth@redhat.com>
3429 * config/alpha/predicates.md (aligned_memory_operand): Mark
3430 as define_special_predicate.
3431 (unaligned_memory_operand, normal_memory_operand): Likewise.
3432 (reg_or_unaligned_mem_operand): Remove.
3433 (any_memory_operand): Match the documentation and check for
3434 non-renumbered pseudos during reload.
3435 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
3436 alpha_secondary_reload_class, update to new interface, make static.
3437 Handle CQImode like HImode. Remove FP subreg check.
3438 (alpha_expand_mov): Use replace_equiv_address.
3439 (alpha_expand_mov_nobwx): Use any_memory_operand.
3440 (TARGET_SECONDARY_RELOAD): New.
3441 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
3442 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3443 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
3444 * config/alpha/alpha.md: ... here.
3445 (RELOAD12, reloadmode): New.
3447 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
3448 Don't handle the aligned case here.
3449 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
3450 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
3451 reload_inhi_help. Don't expect a scratch register.
3452 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
3454 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
3456 2007-04-27 Richard Guenther <rguenther@suse.de>
3458 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
3460 2007-04-27 Richard Guenther <rguenther@suse.de>
3462 PR tree-optimization/30965
3463 PR tree-optimization/30978
3464 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
3465 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
3466 (find_equivalent_equality_comparison): Likewise.
3467 (simplify_cond): Likewise.
3468 (get_prop_source_stmt): New helper.
3469 (get_prop_dest_stmt): Likewise.
3470 (can_propagate_from): Likewise.
3471 (remove_prop_source_from_use): Likewise.
3472 (combine_cond_expr_cond): Likewise.
3473 (forward_propagate_comparison): New function.
3474 (forward_propagate_into_cond): Rewrite to use fold for
3476 (tree_ssa_forward_propagate_single_use_vars): Call
3477 forward_propagate_comparison to propagate comparisons.
3479 2007-04-27 Richard Guenther <rguenther@suse.de>
3481 PR tree-optimization/31715
3482 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
3483 sure to do computation on the offset in an appropriate
3486 2007-04-27 Richard Sandiford <richard@codesourcery.com>
3488 * reload.h (elimination_target_reg_p): Declare.
3489 * reload.c (find_reloads): Don't apply the reg_rtx move
3490 optimization if the SET_DEST satisfies elimination_target_reg_p.
3491 * reload1.c (elimination_target_reg_p): New function.
3492 (gen_reload): In the move/add2 fallback, make sure that op0
3493 does not overlap the destination register.
3495 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3497 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
3498 transform only GIMPLE_MODIFY_STMTs.
3499 * tree-complex.c (expand_complex_operations_1): Ditto.
3500 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
3501 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
3502 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
3504 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3505 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
3506 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
3507 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
3508 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
3509 slpeel_add_loop_guard): Ditto.
3510 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3511 * lambda-code.c (perfect_nestify): Ditto.
3512 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
3513 before the first statement.
3514 * tree-optimize.c (execute_free_datastructures): Fix comments.
3515 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
3516 * tree-flow.h (disband_implicit_edges): Declaration removed.
3517 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
3519 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
3521 (disband_implicit_edges, has_label_p): Removed.
3522 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
3523 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
3525 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
3527 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
3528 also for COND_EXPRs.
3529 * cfgexpand.c (label_rtx_for_bb): New function.
3530 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
3531 Use label_rtx_for_bb to find the labels.
3532 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
3533 last block. Detect fallthru edges.
3535 2007-04-26 Ian Lance Taylor <iant@google.com>
3538 * reload.c (find_reloads_subreg_address): If the address was valid
3539 in the original mode but not in the new mode, reload the whole
3542 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3544 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
3545 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
3546 (cleanup_control_expr_graph): Do not invalidate dominance info.
3547 Record altered blocks.
3548 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
3549 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
3550 cleanup_tree_cfg_bb): New functions.
3551 (remove_forwarder_block): Do not maintain the worklist of blocks.
3552 Record altered blocks.
3553 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
3555 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
3556 delete_unreachable_blocks if dominators are not available.
3557 * tree-inline.c (optimize_inline_calls): Free dominance information
3559 * tree-flow.h (remove_edge_and_dominated_blocks,
3560 cfgcleanup_altered_bbs): Altered.
3561 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
3563 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
3565 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
3566 do not invalidate dominators.
3568 2007-04-26 Anatoly Sokolov <aesok@post.ru>
3570 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
3571 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
3572 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3573 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3575 2007-04-26 Steve Ellcey <sje@cup.hp.com>
3577 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
3579 2007-04-26 Richard Guenther <rguenther@suse.de>
3581 PR tree-optimization/31703
3582 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
3583 the right type for the target of the bittest.
3585 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3587 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
3588 ix86_sol10_return_in_memory.
3590 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3592 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
3595 2007-04-26 Jakub Jelinek <jakub@redhat.com>
3598 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
3600 PR tree-optimization/30558
3601 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
3602 clear this_state.prev_try.
3604 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3605 Mark Mitchell <mark@codesourcery.com>
3607 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
3608 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
3609 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
3611 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3614 * doc/invoke.texi (%:print-asm-header): Document.
3615 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
3617 (static_spec_functions): Add print-asm-header.
3618 (main): Print a banner before the --target-help linker options.
3619 (print_asm_header_spec_function): New function.
3621 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
3624 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
3625 (movsf_ie): Likewise.
3627 2007-04-25 Paolo Carlini <pcarlini@suse.de>
3629 * doc/extend.texi ([Type Traits]): Adjust per N2255.
3631 2007-04-25 Bob Wilson <bob.wilson@acm.org>
3633 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
3635 (__umodsi3, __modsi3): Likewise.
3637 2007-04-25 Dirk Mueller <dmueller@suse.de>
3639 * c-typeck.c (build_compound_expr): Annotate warning()
3640 call with OPT_Wunused_value.
3641 * tree-ssa.c (warn_uninit): Annotate warning with
3643 * c-common.c (handle_sentinel_attribute): Annotate warning
3644 call with OPT_Wattributes.
3646 2007-04-25 Thiemo Seufer <ths@mips.com>
3648 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
3650 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
3651 on to the assembler. Improve handling of -mno-mips16. Add handling
3652 of -mno-mips3d, -mno-dsp, -mno-dspr2.
3653 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
3654 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
3655 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
3657 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
3660 * config/i386/winnt.c (i386_pe_file_end): Strip only
3661 USER_LABEL_PREFIX when writing export name.
3663 2007-04-25 Richard Sandiford <richard@codesourcery.com>
3665 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
3666 sh/elf.h, vx-common.h and vxworks.h.
3667 * config/sh/sh.h: Include config/vxworks-dummy.h.
3668 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3669 (OVERRIDE_OPTIONS): Use it.
3670 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
3671 (vxworks_picreg): New pattern.
3672 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
3673 VXWORKS_OS_CPP_BUILTINS.
3674 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
3675 to their VXWORKS_* equivalents.
3676 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
3677 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
3678 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
3679 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
3680 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
3681 -mrtp/-fPIC multilibs.
3682 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
3683 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
3684 (MULTILIB_OSDIRNAMES): Delete.
3686 2007-04-25 Anatoly Sokolov <aesok@post.ru>
3689 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
3691 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
3693 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
3694 rounding mode to be specified by the caller.
3695 (real_to_mpfr) Likewise.
3696 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
3697 include new arguments.
3698 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
3700 2007-04-24 Ian Lance Taylor <iant@google.com>
3702 PR tree-optimization/31605
3703 * tree-vrp.c (set_value_range): Check that min and max are not
3704 both overflow infinities.
3705 (set_value_range_to_value): New static function.
3706 (extract_range_from_binary_expr): Call set_value_range_to_value.
3707 (extract_range_from_cond_expr): Likewise.
3708 (extract_range_from_expr): Likewise.
3709 (extract_range_from_unary_expr): Likewise. Don't create a range
3710 which overflows on both sides.
3711 (vrp_meet): Check for a useless range.
3712 (vrp_visit_phi_node): If we see a constant which looks like an
3713 overflow infinity, turn off the TREE_OVERFLOW flag.
3715 2007-04-24 Ian Lance Taylor <iant@google.com>
3717 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
3719 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
3722 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
3723 diagnostic message is being built.
3724 * tree-pretty-print.c (dump_generic_node): Only write the
3725 formatted text into BUFFER's stream if we are not building a
3727 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
3729 * Makefile.in (toplev.o): Depend on tree-pass.h.
3731 2007-04-24 Ian Lance Taylor <iant@google.com>
3733 PR tree-optimization/31602
3734 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
3735 conditionals in the copied loop header.
3736 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
3737 warnings if TREE_NO_WARNING is set.
3738 * doc/invoke.texi (Warning Options): Clarify that
3739 -Wstrict-overflow does not warn about loops.
3741 2007-04-24 Janis Johnson <janis187@us.ibm.com>
3743 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
3744 expand on the comment about _Decimal128 arguments and check the
3745 integer result of the modulus operation; for 64-bit ELF ABI, ensure
3746 that _Decimal128 argument uses even/odd register pair.
3747 (function_arg): Ditto.
3749 2007-04-24 Hui-May Chang <hm.chang@apple.com>
3751 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
3752 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
3754 2007-04-24 Richard Guenther <rguenther@suse.de>
3755 Olga Golovanevsky <olga@il.ibm.com>
3757 * fold-const.c (multiple_of_p): Check for bottom
3760 2007-04-24 Richard Henderson <rth@redhat.com>
3762 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
3763 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
3764 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
3765 looking for non-zero bits shifted out. Avoid a recursive call
3766 when constructing the scalar.
3767 (__floatundisf): Likewise.
3769 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
3771 * dwarf2out.c (field_byte_offset): Move the existing logic
3772 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
3773 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
3775 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3778 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
3779 argument of 0 for memset.
3780 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
3781 unsigned shift instead of the signed variant.
3783 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3785 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
3786 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
3787 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
3788 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
3789 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
3790 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
3791 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
3792 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
3793 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
3794 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
3795 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
3796 "mul<mode>3", "div<mode>3"): Insn definitions added.
3797 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
3798 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
3799 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
3800 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
3801 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
3802 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
3803 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
3804 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
3805 TARGET_FLOAT_FORMAT): Macro definitions removed.
3806 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
3807 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
3808 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
3809 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
3810 (s390_gen_rtx_const_DI): Function removed.
3811 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
3813 2007-04-24 Richard Sandiford <richard@codesourcery.com>
3815 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
3816 over an external ffs function.
3818 2007-04-24 Chao-ying Fu <fu@mips.com>
3819 Richard Sandiford <richard@nildram.co.uk>
3821 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
3822 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
3823 (smadd_widen_optab, umadd_widen_optab): Define.
3824 * optabs.c (init_optabs): Initialize smadd_widen_optab and
3826 * genopinit.c (optabs): Fill in smadd_widen_optab and
3828 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
3829 and umadd_widen_optab to implement multiply-add sequences.
3830 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
3831 (<u>maddsidi4): ...this. Extend condition to include
3832 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
3833 of operand 0 to "ka" and use the three-operand form of madd<u>
3835 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
3837 * config/mips/constraints.md (ka): New register constraint.
3839 2007-04-24 Jan Hubicka <j@suse.cz>
3843 2007-04-23 Jan Hubicka <jh@suse.cz>
3844 * function.c (init_function_start): Don't init line number info.
3845 (expand_function_end): Update.
3846 (reset_block_changes, record_block_change, finalize_block_changes,
3847 check_block_change, free_block_changes): Kill.
3848 * function.h (reset_block_changes, record_block_change,
3849 finalize_block_changes, check_block_change, free_block_changes): Remove
3851 (struct function): Remove ib_boundaries_block.
3852 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3853 Use curr_insn_locator to initialize locator.
3854 (emit_line_note): Remove.
3855 * cfgexpand.c (expand_gimple_cond_expr): Update.
3856 (construct_exit_block): Likewise.
3857 (tree_expand_cfg): Initialize/finalize locators.
3858 * expr.c (expand_expr_real): Update.
3859 * cfglayout.c (line_locators_locs, line_locators_lines,
3860 file_locators_locs, file_locators_files): Remove.
3861 (set_block_levels): Move to cfgexpand.c.
3862 (insn_locators_initialize): Remove.
3863 (pass_insn_locators_initialize): Remove.
3864 (locations_locators_locs, locations_locators_vals): New static vars.
3865 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3867 (insn_locators_alloc, insn_locators_finalize,
3868 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3870 (locator_location): New.
3871 (locator_line, locator_file): Rewrite.
3872 * rtl.h (emit_line_note): Kill.
3873 (insn_locators_alloc, insn_locators_finalize,
3874 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3876 * tree-inline.c (initialize_cfun): Do not initialize
3877 ib_boundaries_block.
3878 * passes.c (pass_insn_locators_initialize): Remove.
3880 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
3882 * doc/invoke.texi: Removed leading '-' from option index entries.
3884 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
3886 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
3888 (create_phi_node): Use set_phi_nodes.
3889 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
3890 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
3891 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
3892 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
3893 (bsi_start, bsi_last): Use bb_stmt_list.
3894 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
3895 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
3896 Traverse the statements using tsi iterator.
3897 * basic-block.h (struct basic_block_def): Fields stmt_list
3898 and phi_nodes moved to ...
3899 (struct tree_bb_info): ... new structure.
3900 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
3901 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
3902 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
3903 (tree_verify_flow_info): Verify that il.tree is not set for
3904 entry and exit block.
3905 (tree_split_block): Use set_bb_stmt_list.
3907 2007-04-23 Mike Stump <mrs@apple.com>
3909 * config/i386/i386.c (ix86_tune_features
3910 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
3913 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
3915 * config/i386/i386.md (prefix_extra): New attribute.
3916 (length): Add prefix_extra.
3918 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
3919 (sse2_movntv2di): Likewise.
3920 (sse2_cvtps2dq): Likewise.
3921 (sse2_cvtpd2pi): Likewise.
3922 (sse2_cvttpd2pi): Likewise.
3923 (*sse2_cvtpd2ps): Likewise.
3924 (*add<mode>3): Likewise.
3925 (sse2_ssadd<mode>3): Likewise.
3926 (sse2_usadd<mode>3): Likewise.
3927 (*sub<mode>3): Likewise.
3928 (sse2_sssub<mode>3): Likewise.
3929 (sse2_ussub<mode>3): Likewise.
3930 (*mulv8hi3): Likewise.
3931 (*smulv8hi3_highpart): Likewise.
3932 (*umulv8hi3_highpart): Likewise.
3933 (sse2_umulv2siv2di3): Likewise.
3934 (sse2_pmaddwd): Likewise.
3935 (ashr<mode>3): Likewise.
3936 (lshr<mode>3): Likewise.
3937 (ashl<mode>3): Likewise.
3938 (sse2_ashlti3): Likewise.
3939 (sse2_lshrti3): Likewise.
3940 (*umaxv16qi3): Likewise.
3941 (*smaxv8hi3): Likewise.
3942 (*uminv16qi3): Likewise.
3943 (*sminv8hi3): Likewise.
3944 (sse2_eq<mode>3): Likewise.
3945 (sse2_gt<mode>3): Likewise.
3946 (*and<mode>3): Likewise.
3947 (sse2_nand<mode>3): Likewise.
3948 (*ior<mode>3): Likewise.
3949 (*xor<mode>3): Likewise.
3950 (sse2_packsswb): Likewise.
3951 (sse2_packssdw): Likewise.
3952 (sse2_packuswb): Likewise.
3953 (sse2_punpckhbw): Likewise.
3954 (sse2_punpcklbw): Likewise.
3955 (sse2_punpckhwd): Likewise.
3956 (sse2_punpcklwd): Likewise.
3957 (sse2_punpckhdq): Likewise.
3958 (sse2_punpckldq): Likewise.
3959 (sse2_punpckhqdq): Likewise.
3960 (sse2_punpcklqdq): Likewise.
3961 (*sse2_pinsrw): Likewise.
3962 (*sse2_pextrw): Likewise.
3963 (sse2_pshufd_1): Likewise.
3964 (sse2_uavgv16qi3): Likewise.
3965 (sse2_uavgv8hi3): Likewise.
3966 (sse2_psadbw): Likewise.
3967 (sse2_pmovmskb): Likewise.
3968 (*sse2_maskmovdqu): Likewise.
3969 (*sse2_maskmovdqu_rex64): Likewise.
3970 (sse4a_extrqi): Likewise.
3971 (sse4a_extrq): Likewise.
3972 (sse3_lddqu): Set prefix_rep.
3973 (sse3_addsubv4sf3): Likewise.
3974 (sse3_haddv4sf3): Likewise.
3975 (sse3_hsubv4sf3): Likewise.
3976 (sse_cvtss2si): Likewise.
3977 (sse_cvtss2si_2): Likewise.
3978 (sse_cvtss2siq): Likewise.
3979 (sse_cvtss2siq_2): Likewise.
3980 (sse_cvttss2si): Likewise.
3981 (sse_cvttss2siq): Likewise.
3982 (sse2_cvttps2dq): Likewise.
3983 (sse3_movshdup): Likewise.
3984 (sse3_movsldup): Likewise.
3985 (sse2_cvtsd2si): Likewise.
3986 (sse2_cvtsd2si_2): Likewise.
3987 (sse2_cvtsd2siq): Likewise.
3988 (sse2_cvtsd2siq_2): Likewise.
3989 (sse2_cvttsd2si): Likewise.
3990 (sse2_cvttsd2siq): Likewise.
3991 (*sse2_cvtpd2dq): Likewise.
3992 (*sse2_cvttpd2dq): Likewise.
3993 (sse2_pshuflw_1): Likewise.
3994 (sse2_pshufhw_1): Likewise.
3995 (sse4a_insertqi): Likewise.
3996 (sse4a_insertq): Likewise.
3997 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
3998 (ssse3_phadddv4si3): Likewise.
3999 (ssse3_phaddswv8hi3): Likewise.
4000 (ssse3_phsubwv8hi3): Likewise.
4001 (ssse3_phsubdv4si3): Likewise.
4002 (ssse3_phsubswv8hi3): Likewise.
4003 (ssse3_pmaddubswv8hi3): Likewise.
4004 (ssse3_pmulhrswv8hi3): Likewise.
4005 (ssse3_pshufbv16qi3): Likewise.
4006 (ssse3_psign<mode>3): Likewise.
4007 (ssse3_palignrti): Likewise.
4008 (abs<mode>2): Likewise.
4009 (ssse3_phaddwv4hi3): Set prefix_extra.
4010 (ssse3_phadddv2si3): Likewise.
4011 (ssse3_phaddswv4hi3): Likewise.
4012 (ssse3_phsubwv4hi3): Likewise.
4013 (ssse3_phsubdv2si3): Likewise.
4014 (ssse3_phsubswv4hi3): Likewise.
4015 (ssse3_pmaddubswv4hi3): Likewise.
4016 (ssse3_pmulhrswv4hi3): Likewise.
4017 (ssse3_pshufbv8qi3): Likewise.
4018 (ssse3_psign<mode>3): Likewise.
4019 (ssse3_palignrdi): Likewise.
4020 (abs<mode>2): Likewise.
4021 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
4022 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
4023 (sse2_pmovmskb): Set mode to SI instead of V2DF.
4025 2007-04-23 Nick Clifton <nickc@redhat.com>
4027 * params.def: Fix formatting of emacs local variables.
4029 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
4031 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
4032 move if inter-unit move isn't allowed.
4033 Don't split moving the first element of V2DI to DI to inter-unit
4034 move if inter-unit move isn't allowed.
4036 2007-04-23 Richard Guenther <rguenther@suse.de>
4038 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
4039 and CDI_POST_DOMINATORS separately.
4041 2007-04-23 Nick Clifton <nickc@redhat.com>
4043 * c.opt (Wformat-contains-nul): Add warning attribute.
4045 2007-04-23 Jan Hubicka <jh@suse.cz>
4047 * function.c (init_function_start): Don't init line number info.
4048 (expand_function_end): Update.
4049 (reset_block_changes, record_block_change, finalize_block_changes,
4050 check_block_change, free_block_changes): Kill.
4051 * function.h (reset_block_changes, record_block_change,
4052 finalize_block_changes, check_block_change, free_block_changes): Remove
4054 (struct function): Remove ib_boundaries_block.
4055 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
4056 Use curr_insn_locator to initialize locator.
4057 (emit_line_note): Remove.
4058 * cfgexpand.c (expand_gimple_cond_expr): Update.
4059 (construct_exit_block): Likewise.
4060 (tree_expand_cfg): Initialize/finalize locators.
4061 * expr.c (expand_expr_real): Update.
4062 * cfglayout.c (line_locators_locs, line_locators_lines,
4063 file_locators_locs, file_locators_files): Remove.
4064 (set_block_levels): Move to cfgexpand.c.
4065 (insn_locators_initialize): Remove.
4066 (pass_insn_locators_initialize): Remove.
4067 (locations_locators_locs, locations_locators_vals): New static vars.
4068 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4070 (insn_locators_alloc, insn_locators_finalize,
4071 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4073 (locator_location): New.
4074 (locator_line, locator_file): Rewrite.
4075 * rtl.h (emit_line_note): Kill.
4076 (insn_locators_alloc, insn_locators_finalize,
4077 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4079 * tree-inline.c (initialize_cfun): Do not initialize
4080 ib_boundaries_block.
4081 * passes.c (pass_insn_locators_initialize): Remove.
4083 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4086 * expr.c (reduce_to_bit_field_precision): Handle
4089 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
4091 PR tree-optimization/24659
4092 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
4093 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
4094 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
4095 * genopinit.c (optabs): Rename vec_pack_mod_optab
4096 to vec_pack_trunc_optab.
4097 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
4098 early for scalar floating point operands for NOP_EXPR.
4099 (vectorizable_type_promotion): Ditto.
4100 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
4101 vec_pack_trunc_optab.
4102 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
4104 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
4105 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
4106 Rename from VEC_PACK_MOD_EXPR.
4107 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
4108 * expr.c (expand_expr_real_1): Ditto.
4109 * tree-inline.c (estimate_num_insns_1): Ditto.
4110 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4112 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
4113 (vec_unpacks_lo_v4sf): Ditto.
4114 (vec_pack_trunc_v2df): Ditto.
4115 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
4116 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
4117 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
4119 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
4121 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
4123 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
4124 Rename from VEC_PACK_MOD_EXPR. This expression also represent
4125 packing of floating point operands.
4126 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
4127 represent unpacking of floating point operands.
4128 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
4129 [vec_unpacks_hi]: Ditto.
4130 [vec_unpacks_lo]: Ditto.
4132 2007-04-22 Jan Hubicka <jh@suse.cz>
4134 * final.c (rest_of_handle_final): Call
4135 targetm.asm_out.constructor/targetm.asm_out.destructor
4136 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
4137 proper priority via decl_*_priority_insert.
4138 * c-common.c (c_expand_body): Likewise.
4140 2007-04-22 Richard Guenther <rguenther@suse.de>
4142 PR tree-optimization/29789
4143 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
4144 (rewrite_reciprocal): New helper split out from
4145 determine_invariantness_stmt.
4146 (rewrite_bittest): Likewise.
4147 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
4148 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
4151 2007-04-22 Revital Eres <eres@il.ibm.com>
4153 * loop-unroll.c (var_to_expand): New field to support also
4154 insns of the form x = something + x.
4155 (analyze_insn_to_expand_var): Use it.
4156 (expand_var_during_unrolling): Likewise.
4158 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
4160 * predict.c: Include pointer-set.h.
4161 (bb_predictions): New variable.
4162 (tree_predicted_by_p, tree_predict_edge,
4163 remove_predictions_associated_with_edge): Use bb_predictions map
4164 instead of bb->predictions.
4165 (clear_bb_predictions, assert_is_empty): New functions.
4166 (combine_predictions_for_bb): Use bb_predictions map. Call
4167 clear_bb_predictions.
4168 (tree_estimate_probability): Create and free bb_predictions map.
4169 * Makefile.in (predict.o): Add pointer-set.h dependency.
4170 * basic-block.h (struct basic_block_def): Remove predictions
4172 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
4174 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
4177 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
4180 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4182 * timevar.c (timevar_print): Change reference of --disable-checking to
4183 --enable-checking=release. Also warn if assert checking is disabled.
4185 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4188 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
4189 decl as addressable if the compound literal was marked as
4191 Mark the decl as a gimple register if it is a complex or
4192 vector decl and does not live in memory.
4194 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4196 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
4197 (GENERIC_NEXT): New function macro.
4198 (PHI_CHAIN): Use phi_node's new chain variable.
4199 (tree_phi_node): Change tree_common to tree_base
4200 and add the chain field.
4201 * tree-phinodes.c (make_phi_node): Don't set
4202 TREE_TYPE on the new node.
4203 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
4204 instead of checking GIMPLE_TUPLE_P in chain_next.
4205 * tree-vect-transform.c
4206 (get_initial_def_for_induction): Look at
4207 PHI_RESULT_TREE for the type of the phi node.
4208 (update_vuses_to_preheader): Use PHI_CHAIN
4209 instead of TREE_CHAIN on the phi node.
4210 * tree-ssa-structalias.c (compute_points_to_sets):
4212 (ipa_pta_execute): Likewise.
4214 2007-04-21 Richard Guenther <rguenther@suse.de>
4217 * fold-const.c (fold_unary): Call fold_convert_const on the
4220 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
4222 * gcse.c (store_killed_in_insn): Handle PARALLELs.
4223 (store_killed_in_pat): New.
4225 2007-04-20 Richard Henderson <rth@redhat.com>
4228 * config/i386/i386.c (type_has_variadic_args_p): Look for any
4229 TREE_LIST with a void_type_node value, not void_list_node exactly.
4231 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
4233 * doc/standards.texi: Re-arrange into language-specific
4234 subsections. Add a C++ section, documenting which standards we
4237 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
4239 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
4240 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
4242 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
4244 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
4245 ecrti.o and crtbegin.o.
4246 (LIB_DEFAULT_SPEC): Include -lc.
4247 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
4249 2007-04-20 Richard Henderson <rth@redhat.com>
4252 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
4253 argument; update all callers.
4254 (get_unaligned_offset): New.
4255 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
4256 get_unaligned_address, just pass on the address directly.
4257 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
4258 the subreg in the helper patterns.
4259 (unaligned_extendqidi_le): Use get_unaligned_offset.
4260 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
4261 (unaligned_extendhidi_be): Likewise.
4262 (unaligned_extendhidi): Tidy.
4263 * config/alpha/alpha-protos.h: Update.
4265 2007-04-20 Richard Henderson <rth@redhat.com>
4267 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
4268 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
4269 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
4270 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
4271 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
4272 (CPP_SPEC): Don't include %(cpp_subtarget).
4273 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
4274 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
4275 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
4277 2007-04-20 Jakub Jelinek <jakub@redhat.com>
4279 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
4280 for __builtin_ia32_cmpordss.
4282 PR tree-optimization/31632
4283 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
4284 and arg1 for optimizations of comparison against min/max values.
4285 Fold arg0 to arg1's type for optimizations of comparison against
4286 min+1 and max-1 values.
4288 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
4290 * reload.c (combine_reloads): When trying to use a dying register,
4291 check whether it's uninitialized and don't use if so.
4293 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
4295 * fold-const.c: Remove prototypes for native_encode_expr and
4296 native_interpret_expr.
4297 (native_encode_expr): Make non-static.
4298 (native_interpret_expr): Likewise.
4299 * tree.h: Add prototypes for the above.
4301 2007-04-19 Joseph Myers <joseph@codesourcery.com>
4303 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
4304 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
4305 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
4306 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
4307 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
4308 Add length attributes.
4310 2007-04-19 Janis Johnson <janis187@us.ibm.com>
4312 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
4315 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
4316 __STDC_WANT_DEC_FP__.
4318 2007-04-19 Joseph Myers <joseph@codesourcery.com>
4320 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
4321 for long double compatibility.
4322 * configure: Regenerate.
4324 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4326 PR rtl-optimization/29841
4327 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
4329 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
4330 that may cause control flow transfer from being moved.
4332 2007-04-18 Jan Hubicka <jh@suse.cz>
4334 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
4337 2007-04-18 Eric Christopher <echristo@apple.com>
4339 * config/rs6000/darwin.md (load_macho_picbase): Use link register
4340 only. Update operands.
4341 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
4342 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
4343 link register to pic register.
4345 2007-04-18 Dirk Mueller <dmueller@suse.de>
4348 * tree-vrp.c (search_for_addr_array): New.
4349 (check_array_bounds): Suppress warning about
4350 address taken of array refs if its not de-referenced.
4352 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4354 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
4355 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
4357 * tree-vectorizer.h (NITERS_KNOWN_P): New.
4358 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
4359 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
4361 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
4363 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
4365 (vect_analyze_scalar_cycles): Fix indentation.
4366 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
4367 (vect_mark_relevant): Include phis in relevance analysis.
4369 * tree-vect-transform.c (vect_transform_loop): Add an assert.
4371 2007-04-18 Anatoly Sokolov <aesok@post.ru>
4373 * config/avr/avr.c (ptrreg_to_str): Replace error() with
4374 output_operand_lossage().
4376 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4378 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
4379 the unused code for reduction without adjust-in-epilog to simplify the
4382 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
4384 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
4385 (S390_TDC_NEGATIVE_ZERO): New constant.
4386 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
4387 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
4388 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
4389 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
4390 (S390_TDC_POSITIVE_INFINITY): New constant.
4391 (S390_TDC_NEGATIVE_INFINITY): New constant.
4392 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
4393 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
4394 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
4395 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
4396 (S390_TDC_INFINITY): New constant.
4397 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
4398 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
4399 optimization for UNSPEC_CCZ_TO_INT.
4400 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
4401 ("*ccz_to_int"): New insn.
4402 ("isinf<mode>2"): New insn.
4403 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
4404 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
4405 (UNSPEC_CCZ_TO_INT): New constant.
4407 2007-04-18 Richard Guenther <rguenther@suse.de>
4409 PR tree-optimization/19431
4410 PR tree-optimization/21463
4411 * tree-pass.h (pass_phiprop): Declare.
4412 * passes.c (init_optimization_passes): New phiprop pass.
4413 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
4414 (phivn_valid_p): New helper function.
4415 (phiprop_insert_phi): Likewise.
4416 (propagate_with_phi): Likewise.
4417 (tree_ssa_phiprop): New propagator propagating loads
4418 through phi nodes if profitable.
4420 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4422 * tree-vect-analyze.c (process_use): New function.
4423 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
4424 Check phis in all bbs.
4425 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
4428 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
4430 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
4433 2007-04-17 Anatoly Sokolov <aesok@post.ru>
4436 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
4439 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
4441 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
4443 (sse_vmmulv4sf3): Likewise.
4444 (sse2_vmaddv2df3): Likewise.
4445 (sse2_vmmulv2df3): Likewise.
4447 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
4449 PR rtl-optimization/31360
4450 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
4451 (target_reg_cost): New.
4452 (init_set_costs): Initialize target_reg_cost. Add comments
4453 regarding the rationale of the costs.
4454 (global_cost_for_size): Renamed to...
4455 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
4456 of register pressure.
4457 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
4458 estimate_reg_pressure_cost. Add number of ivs.
4459 (determine_set_costs): Dump target_reg_cost.
4460 * loop-invariant.c (gain_for_invariant): Use
4461 estimate_reg_pressure_cost. Removed n_inv_uses argument.
4462 (best_gain_for_invariant, find_invariants_to_move): Remove
4464 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
4465 (target_reg_cost): Declare.
4466 (global_cost_for_size): Declaration removed.
4467 (estimate_reg_pressure_cost): Declare.
4469 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
4471 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
4472 regnos into even/odd register pairs.
4473 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
4474 TDmode similar to the other floating point modes.
4475 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
4476 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
4478 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
4479 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
4480 (movdd_hardfloat64): Use TARGET_MFPGPR.
4482 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
4484 * reload1.c (delete_output_reload): Don't count output in n_inherited.
4487 2005-01-05 Richard Henderson <rth@redhat.com>
4489 * reload1.c (do_input_reload): Restrict the optimization deleteing
4490 a previous output reload to RELOAD_FOR_INPUT.
4492 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
4494 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
4495 induc_vec_info_type.
4496 (vectorizable_induction): New function declaration.
4497 * tree-vect-transform.c (get_initial_def_for_induction): No need to
4498 check if already vectorized. Find first place in BB where new stmts
4499 can be inserted. Takes only one argument.
4500 (vectorizable_induction): New function.
4501 (vect_transform_stmt): Add case for induc_vec_info_type to call
4502 vectorizable_induction.
4503 (vect_transform_loop): Consider phis for vectorization.
4504 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
4506 (analyze_operations): Call vectorizable_induction when analyzing phis.
4508 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
4509 (vect_mark_relevant): Include phis in relevance analysis.
4510 (vect_mark_stmts_to_be_vectorize): Likewise.
4511 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
4513 2007-04-16 Lawrence Crowl <crowl@google.com>
4515 * doc/invoke.texi (Debugging Options): Add documentation for the
4516 -femit-struct-debug options -femit-struct-debug-baseonly,
4517 -femit-struct-debug-reduced, and
4518 -femit-struct-debug-detailed[=...].
4520 * c-opts.c (c_common_handle_option): Add
4521 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
4522 and OPT_femit_struct_debug_detailed_.
4523 * c.opt: Add specifications for
4524 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
4525 and -femit-struct-debug-detailed[=...].
4526 * opts.c (set_struct_debug_option): Parse the
4527 -femit-struct-debug-... options.
4528 * opts.c (matches_main_base, main_input_basename,
4529 main_input_baselength, base_of_path, matches_main_base): Add
4530 variables and functions to compare header base name to compilation
4532 * opts.c (should_emit_struct_debug): Add to determine to emit a
4533 structure based on the option.
4534 (dump_struct_debug) Also disabled function to debug this
4536 * opts.c (handle_options): Save the base name of the
4539 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
4540 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
4541 This hook indicates if a type is generic. Set it by default
4543 * langhooks.h (struct lang_hooks_for_types): Add a new hook
4544 to determine if a struct type is generic or not.
4545 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
4546 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
4547 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
4550 * flags.h (enum debug_info_usage): Add an enumeration to describe
4551 a program's use of a structure type.
4552 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
4553 to indicate the program's usage of the type. Filter structs based
4554 on the -femit-struct-debug-... specification.
4555 (gen_type_die): Split into two routines, gen_type_die and
4556 gen_type_die_with_usage. gen_type_die is now a wrapper
4557 that assumes direct usage.
4558 (gen_type_die_with_usage): Replace calls to gen_type_die
4559 with gen_type_die_with_usage adding the program usage of
4560 the referenced type.
4561 (dwarf2out_imported_module_or_decl): Suppress struct debug
4562 information using should_emit_struct_debug when appropriate.
4564 2007-04-16 Ian Lance Taylor <iant@google.com>
4566 PR tree-optimization/31522
4567 * tree-vrp.c (vr_phi_edge_counts): New static variable.
4568 (vrp_initialize): Allocate vr_phi_edge_counts.
4569 (vrp_visit_phi_node): Don't push to infinity if we saw a new
4570 executable edge. Drop test for all constants.
4571 (vrp_finalize): Free vrp_phi_edge_counts.
4573 * doc/cpp.texi (Common Predefined Macros): Clarify description of
4574 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
4576 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
4577 predecessors at head rather than tail.
4579 2007-04-16 Matthias Klose <doko@debian.org>
4581 * config/alpha/linux.h (CPP_SPEC): Define.
4582 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
4584 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
4586 * function.h: Remove sequence_stack extern declaration.
4588 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
4590 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
4592 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
4595 2007-04-16 Anatoly Sokolov <aesok@post.ru>
4597 * config/avr/avr.c (avr_arch_types): Rearranging array.
4598 (enum avr_arch): Add.
4599 (avr_mcu_types): Use avr_arch enumeration constants instead of
4601 * config/avr/avr.h (LINK_SPEC): Simplify.
4603 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
4605 * config/m68k/m68k.c (m68k_libcall_value,
4606 m68k_function_value): Use macros for register names more.
4608 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
4610 (M68K_REGNAME): Use A6_REG.
4611 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
4613 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4616 * sched-int.h (struct deps): Split field 'pending_lists_length' into
4617 'pending_read_list_length' and 'pending_write_list_length'. Update
4619 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
4620 to handle two length counters instead of one. Update all uses.
4621 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
4622 two length counters instead of one.
4623 * sched-rgn.c (propagate_deps): Update to handle two length counters
4626 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
4629 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
4630 copy of source, pass it to ix86_expand_vector_set and return
4633 2007-04-16 David Ung <davidu@mips.com>
4634 Joseph Myers <joseph@codesourcery.com>
4636 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
4637 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
4638 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
4639 Add 74K processor information.
4640 * config/mips/mips.md: Include 74k.md.
4641 (cpu): Add 74kc,74kf,74kx.
4642 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
4643 * config/mips/74k.md: New.
4644 * doc/invoke.texi (MIPS Options): Document 74K support.
4646 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
4648 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
4649 vectorizable_* functions.
4650 * tree-vect-transform.c (vectorizable_call): Add check for
4651 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
4652 (vectorizable_store): likewise.
4653 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
4655 (vectorizable_operation, vectorizable_type_demotion): Likewise.
4656 (vectorizable_type_promotion, vectorizable_load): Likewise.
4657 (vectorizable_live_operation, vectorizable_condition): Likewise.
4658 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
4660 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
4662 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4664 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
4665 register numbers more.
4666 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
4667 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
4668 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
4669 FUNCTION_VALUE_REGNO_P): Likewise.
4670 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
4671 STATIC_CHAIN_REGNUM): Likewise.
4672 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
4673 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
4674 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
4675 * config/m68k/m68k.md (FP_REG): New.
4677 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4679 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
4682 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4684 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
4685 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
4688 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4690 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
4693 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
4696 * c-decl.c (finish_decl): Grab the type of the decl after the call
4697 to store_init_value.
4699 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
4701 * common.opt (fforward-propagate): Fix "Optimization" annotation.
4703 2007-04-14 Jakub Jelinek <jakub@redhat.com>
4706 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
4707 post dominators and cleanup cfg before returning.
4709 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
4711 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
4712 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
4714 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
4716 * config.gcc: Recognize fido.
4717 * config/m68k/m68k-devices.def (fidoa): New.
4718 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
4720 (FL_FIDOA, TARGET_FIDOA): New.
4721 * config/m68k/m68k.opt (mfidoa): New.
4723 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4726 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
4727 when a personality function is used.
4729 2007-04-13 Bob Wilson <bob.wilson@acm.org>
4731 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
4733 2007-04-13 Mike Stump <mrs@apple.com>
4735 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
4737 * config/darwin.opt (fapple-kext): Make C++ only.
4738 * config/darwin.c (darwin_override_options): Remove code to ensure
4739 -fapple-kext is given for C++ only.
4741 2007-04-13 Richard Sandiford <richard@codesourcery.com>
4743 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
4744 * config/mips/mips.c (override_options): Call
4745 SUBTARGET_OVERRIDE_OPTIONS, if defined.
4747 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
4749 * config/i386/i386.opt (msvr3-shlib): Removed.
4751 * doc/invoke.texi: Remove -msvr3-shlib.
4753 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
4755 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
4756 with "popcnt" instruction.
4758 2007-04-13 Richard Guenther <rguenther@suse.de>
4760 PR tree-optimization/21258
4761 * tree-vrp.c (compare_case_labels): New helper.
4762 (find_switch_asserts): New function.
4763 (find_assert_locations): Call it for SWITCH_EXPRs.
4765 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
4767 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
4768 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
4769 check is now implied in X87_FLOAT_MODE_P.
4770 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
4771 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
4772 (fix_trunc<mode>_i386_fisttp): Ditto.
4773 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
4774 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
4775 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
4776 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
4777 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
4778 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
4779 (unnamed_splitters): Ditto.
4780 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
4781 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
4782 FIRST_SSE_REG for local functions when SSE math is enabled or
4783 for functions with sseregparm attribute.
4784 (standard_80387_constant_p): Return -1 if mode is not
4786 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
4787 (ix86_expand_compare): Ditto.
4788 (ix86_expand_carry_flag_compare): Ditto.
4789 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
4790 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
4791 DECIMAL_FLOAT_MODE_P.
4792 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
4793 of SCALAR_FLOAT_MODE_P.
4794 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
4795 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
4796 checks before FLOAT_MODE_P.
4797 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
4798 before FLOAT_MODE_P.
4803 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
4805 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
4806 Charles Wilson <libtool@cwilson.fastmail.fm>
4808 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
4809 (libgcc.mvars): Don't depend on them.
4810 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
4811 * exec-tool.in: New.
4813 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
4815 * doc/invoke.text (--help): Document --help=common.
4817 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
4819 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
4821 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4823 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
4824 * genemit.c (main): Emit #include "integrate.h".
4825 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
4826 (LOADGP_RTP): New mips_loadgp_style.
4827 * config/mips/mips.h: Include config/vxworks-dummy.h.
4828 (TARGET_RTP_PIC): New macro.
4829 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
4830 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
4831 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
4833 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
4834 -mvxworks-pic when using -mrtp and a PIC option.
4835 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
4837 (mips_symbolic_constant_p, mips_symbolic_address_p)
4838 (mips_symbol_insns): Handle SYMBOL_HALF.
4839 (override_options): Warn about -G and -mrtp being used together.
4840 Initialize mips_lo_relocs[SYMBOL_HALF].
4841 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
4842 (mips_emit_loadgp): Handle LOADGP_RTP.
4843 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
4844 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
4845 (tablejump): Handle function-relative case table entries if
4847 * config/mips/predicates.md (symbol_ref_operand): New predicate.
4849 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4851 * config/mips/mips.md (load_call<mode>): Allow any general register.
4853 (sibcall_value_internal, sibcall_value_multiple_internal)
4854 (call_value_internal, call_value_split, call_value_multiple_internal)
4855 (call_value_multiple_split): Remove constraints from operand 0.
4857 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4859 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
4860 rather than loadgp_noshared.
4861 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
4862 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
4864 * config/mips/mips.md (loadgp): Rename to...
4865 (loadgp_newabi): ...this.
4866 (loadgp_noshared): Rename to...
4867 (loadgp_absolute): ...this.
4869 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4871 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
4872 false for locally-binding symbols.
4873 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
4875 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4877 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
4878 (SYMBOL_GOT_PAGE_OFST): ...this.
4879 (SYMBOL_GOT_GLOBAL): Rename to...
4880 (SYMBOL_GOT_DISP): ...this.
4881 (SYMBOL_GOTOFF_GLOBAL): Rename to...
4882 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
4883 * config/mips/mips.c (mips_global_symbol_p): New function.
4884 (mips_symbol_binds_local_p): Likewise.
4885 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
4886 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
4887 and mips_symbol_binds_local_p.
4888 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
4889 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
4890 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
4892 (mips_ok_for_lazy_binding_p): New function.
4893 (mips_load_call_address, mips_expand_call): Use it.
4894 (mips_dangerous_for_la25_p): Likewise.
4895 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
4896 (*got_disp<mode>): Use got_disp_operand instead of
4897 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
4898 SYMBOL_GOTOFF_GLOBAL.
4899 (*got_page<mode>): Use got_page_ofst_operand instead of
4901 * config/mips/predicates.md (const_call_insn_operand): Use
4902 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
4903 (global_got_operand): Rename to...
4904 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
4906 (local_got_operand): Rename to...
4907 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
4908 of SYMBOL_GOT_LOCAL.
4910 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4912 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
4913 TARGET_CALL_CLOBBERED_GP.
4914 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4915 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
4916 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
4917 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
4918 of TARGET_ABICALLS && !TARGET_NEWABI.
4919 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4920 * config/mips/mips.c (mips_load_call_address): Check
4921 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
4922 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4923 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
4924 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
4925 TARGET_ABICALLS && TARGET_NEWABI.
4926 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
4928 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
4929 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
4930 TARGET_ABICALLS && TARGET_NEWABI.
4931 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
4932 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
4933 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
4934 whether indirect calls must use $25.
4935 (mips_extra_live_on_entry): Check TARGET_GOT instead of
4937 * config/mips/mips.md (jal_macro): Check flag_pic and
4938 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
4939 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
4940 instead of TARGET_ABICALLS.
4941 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
4942 TARGET_ABICALLS && TARGET_OLDABI.
4943 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4944 (sibcall): In the comment above the define_insn, mention
4945 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
4946 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
4947 instead of TARGET_ABICALLS.
4949 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
4951 * doc/md.texi (Blackfin family constraints): Document PA and PB.
4952 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
4953 (MACFLAGS_MATCH_P): New macro.
4954 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
4955 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
4956 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
4957 the other MACFLAG constants.
4958 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
4959 (flag_machi): Tighten constraints. Renumber some of the operands.
4960 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
4962 (flag_machi_parts_acconly): New pattern.
4963 (flag_macinithi): Tighten constraints. Allow any accumulator to be
4965 (flag_macinit1hi): Tighten constraints.
4966 (flag_mul_macv2hi_parts_acconly): New pattern.
4968 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
4969 Use a more efficient implementation.
4970 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
4971 inline sequences when not optimizing for size.
4973 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
4974 movhi_high2low): Delete, merge functionality into...
4975 (packv2hi): ... this pattern.
4977 2007-02-11 Jie Zhang <jie.zhang@analog.com>
4978 * config/bfin/bfin.opt (msim): New option.
4979 (mcpu=): New option.
4980 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
4981 (bfin_cpu_t): Typedef of enum bfin_cpu.
4982 (bfin_cpu_type): New declaration.
4983 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
4984 -msim and -mcpu= options.
4985 (LIB_SPEC): Likewise.
4986 * config/bfin/bfin.c (bfin_cpu_type): Define.
4987 (bfin_handle_option): Handle -mcpu= option.
4988 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
4989 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
4990 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
4992 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4994 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
4995 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
4996 (powerpc-wrs-vxworksae): Use ${tm_file}.
4997 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
4998 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
4999 * config/i386/vx-common.h: New file.
5001 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5003 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
5006 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
5008 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
5011 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
5015 * c-common.c (c_build_qualified_type): Set canonical type
5018 2007-04-12 Richard Guenther <rguenther@suse.de>
5020 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
5021 lower bound and element size if lower bound is not zero
5022 or either of the ARRAY_REF operands is set.
5024 2007-04-12 Richard Guenther <rguenther@suse.de>
5026 PR tree-optimization/24689
5027 PR tree-optimization/31307
5028 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
5030 * gimplify.c (canonicalize_addr_expr): To be consistent with
5031 gimplify_compound_lval only set operands two and three of
5032 ARRAY_REFs if they are not gimple_min_invariant. This makes
5033 it never at this place.
5034 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5036 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5038 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
5039 null before emitting a .nsubspa directive.
5041 2007-04-11 Diego Novillo <dnovillo@redhat.com>
5043 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
5044 need_to_partition_p if there are no memory statements in the
5047 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
5049 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
5050 (gcd_of_steps_may_divide_p): New function.
5051 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
5053 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5055 * reload.c (find_reloads_toplev, find_reloads_address,
5056 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
5057 not a pointer equality test, to decide if we need to call
5058 push_reg_equiv_alt_mem.
5060 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
5062 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
5063 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
5064 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
5066 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
5068 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
5069 vector to be positive.
5071 2007-04-11 Diego Novillo <dnovillo@redhat.com>
5075 * doc/invoke.texi: Document --params max-aliased-vops and
5077 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
5078 debug_memory_partitions): Move to tree-flow.h
5079 * params.h (AVG_ALIASED_VOPS): Define.
5080 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
5082 (mp_info_t): Likewise.
5083 (get_mem_sym_stats_for): New.
5084 (set_memory_partition): Move from tree-flow-inline.h.
5085 (mark_non_addressable): Only clear the set of symbols for the
5086 partition if it exists.
5087 (dump_memory_partitions): Move from tree-ssa-operands.c
5088 (debug_memory_partitions): Likewise.
5089 (need_to_partition_p): New.
5090 (dump_mem_ref_stats): New.
5091 (debug_mem_ref_stats): New.
5092 (dump_mem_sym_stats): New.
5093 (debug_mem_sym_stats): New.
5094 (update_mem_sym_stats_from_stmt): New.
5095 (compare_mp_info_entries): New.
5096 (mp_info_cmp): Call it.
5097 (sort_mp_info): Change argument to a list of mem_sym_stats_t
5099 (get_mpt_for): Move from tree-ssa-operands.c.
5100 (find_partition_for): New.
5101 (create_partition_for): Remove.
5102 (estimate_vop_reduction): New.
5103 (update_reference_counts): New.
5104 (build_mp_info): New.
5105 (compute_memory_partitions): Refactor.
5106 Document new heuristic.
5107 Call build_mp_info, update_reference_counts,
5108 find_partition_for and estimate_vop_reduction.
5109 (compute_may_aliases): Populate virtual operands before
5110 calling debugging dumps.
5111 (delete_mem_sym_stats): New.
5112 (delete_mem_ref_stats): New.
5113 (init_mem_ref_stats): New.
5114 (init_alias_info): Call it.
5115 (maybe_create_global_var): Remove alias_info argument.
5116 Get number of call sites and number of pure/const call sites
5117 from gimple_mem_ref_stats().
5118 (dump_alias_info): Call dump_memory_partitions first.
5119 (dump_points_to_info_for): Show how many times a pointer has
5121 * opts.c (decode_options): For -O2 set --param
5122 max-aliased-vops to 500.
5123 For -O3 set --param max-aliased-vops to 1000 and --param
5124 avg-aliased-vops to 3.
5125 * fortran/options.c (gfc_init_options): Remove assignment to
5127 * tree-flow-inline.h (gimple_mem_ref_stats): New.
5128 * tree-dfa.c (dump_variable): Dump memory reference
5130 Dump NO_ALIAS* settings.
5131 (referenced_var_lookup): Tidy.
5132 (mem_sym_stats): New.
5133 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
5134 and ORIG are different SSA names for a memory partition.
5135 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
5136 * tree-flow.h (struct mem_sym_stats_d): Define.
5137 (mem_sym_stats_t): Define.
5138 (struct mem_ref_stats_d): Define.
5139 (struct gimple_df): Add field mem_ref_stats.
5140 (enum noalias_state): Define.
5141 (struct var_ann_d): Add bitfield noalias_state.
5142 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
5143 debug_mem_ref_stats, debug_memory_partitions,
5144 debug_mem_sym_stats): Declare.
5145 * tree-ssa-structalias.c (update_alias_info): Update call
5146 sites, pure/const call sites and asm sites in structure
5147 returned by gimple_mem_ref_stats.
5148 Remove local variable IS_POTENTIAL_DEREF.
5149 Increase NUM_DEREFS if the memory expression is a potential
5151 Call update_mem_sym_stats_from_stmt.
5152 If the memory references memory, call
5153 update_mem_sym_stats_from_stmt for all the direct memory
5154 symbol references found.
5155 (intra_create_variable_infos): Set noalias_state field for
5156 pointer arguments according to the value of
5157 flag_argument_noalias.
5158 * tree-ssa-structalias.h (struct alias_info): Remove fields
5159 num_calls_found and num_pure_const_calls_found.
5160 (update_mem_sym_stats_from_stmt): Declare.
5161 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
5162 Set default value to 100.
5163 (PARAM_AVG_ALIASED_VOPS): Define.
5165 2007-04-11 Richard Guenther <rguenther@suse.de>
5168 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
5169 a * -b + c as c - a * b if we honor sign dependent rounding.
5171 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5173 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
5175 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
5176 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
5178 (initialize_trampoline): Don't use old-style function definition.
5179 (bfin_secondary_reload): Mark IN_P argument as unused.
5181 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
5183 PR tree-optimization/31343
5184 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
5185 (build_polynomial_chrec): Return a scalar when the evolution is zero.
5186 * testsuite/gcc.dg/vect/pr31343.c: New.
5188 2007-04-10 Eric Christopher <echristo@apple.com>
5190 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
5191 * config/i386/i386.md (*cmpfp0): Use.
5192 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
5193 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
5194 (fix_trunc<mode>_i386_fisttp): Ditto.
5195 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
5196 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
5197 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
5198 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
5199 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
5200 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
5201 (unnamed_splitters): Ditto.
5202 * config/i386/i386.c (output_fix_trunc): Assert that
5203 we're not being passed a TFmode operand.
5205 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
5207 PR tree-optimization/31526
5208 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
5209 n_basic_blocks to find newly added blocks.
5211 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
5213 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
5215 (fix_trunc<mode>si_sse): Ditto.
5216 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
5217 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
5218 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
5219 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
5220 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
5221 expander using SSEMODEF mode macro.
5222 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
5223 expander using SSEMODEF mode macro.
5224 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
5225 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
5226 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
5227 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
5228 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
5229 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
5230 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
5231 Macroize insn using X87MODEF mode macro.
5233 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
5235 * config/i386/sse.md (sse2_pinsrw): Removed.
5236 (sse2_pextrw): Renamed to ...
5237 (*sse2_pextrw): This.
5239 2007-04-09 Jan Hubicka <jh@suse.cz>
5242 * config/i386/sse.md
5243 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
5244 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
5245 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
5246 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
5248 2007-04-09 Jan Hubicka <jh@suse.cz>
5250 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
5251 multiple fields of union.
5253 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
5255 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
5256 (create_preheaders): Check that loops are available.
5257 (fix_loop_structure): Clean up, improve comments.
5258 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
5259 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
5261 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
5262 * predict.c (tree_estimate_probability): Do not call
5263 calculate_dominance_info. Call create_preheaders.
5264 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
5265 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
5267 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
5268 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
5269 * tree-cfg.c (tree_split_edge): Make an assert more precise.
5270 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
5273 2007-04-08 Jan Hubicka <jh@suse.cz>
5275 * tree.h (maybe_fold_offset_to_component_ref): Declare.
5276 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
5277 * fold-const.c (fold_unary): Use it.
5279 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5281 * varasm.c (assemble_variable): Remove call to
5282 lang_hooks.decls.prepare_assemble_variable.
5283 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
5284 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
5285 * langhooks.h (lang_hooks_for_decls): Remove
5286 prepare_assemble_variable.
5288 2007-04-08 Mike Stump <mrs@apple.com>
5290 * config/i386/i386.c: Use inc/dec on Core2.
5292 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
5294 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
5295 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
5296 lhd_tree_inlining_end_inlining): Remove.
5297 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
5298 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
5300 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
5301 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
5302 lhd_tree_inlining_end_inlining): Remove prototypes.
5303 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
5304 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
5305 LANG_HOOKS_TREE_INLINING_START_INLINING,
5306 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
5308 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
5311 2007-04-08 Anatoly Sokolov <aesok@post.ru>
5314 * config/avr/predicates.md (io_address_operand): Delete predicate.
5315 (low_io_address_operand): Don't use 'mode' argument.
5316 (higth_io_address_operand): Rename ...
5317 (high_io_address_operand): ... to this. Don't use 'mode' argument.
5318 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
5321 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
5323 Revert change removing staticp.
5325 2007-04-07 Anatoly Sokolov <aesok@post.ru>
5328 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
5331 2007-04-07 Bruce Korb <bkorb@gnu.org>
5333 * c.opt: Add -Wformat-contains-nul.
5334 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
5336 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
5337 the NUL byte warning.
5339 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
5341 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
5343 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
5345 * tree.c (staticp): No longer use staticp langhook.
5346 * langhooks.c (lhd_staticp): Removed.
5347 * langhooks.h (struct lang_hooks): Remove staticp.
5348 * c-common.c (c_staticp): Remove.
5349 * c-common.h (c_staticp): Ditto.
5350 * langhooks-defs.h (lhd_staticp): Ditto.
5351 (LHD_HOOKS_STATICP): Ditto
5352 * tree.h (gcc_assert_lowered): New macro.
5354 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
5356 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
5357 argument "reliable".
5358 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
5359 Add argument "reliable". Propagate it through calls.
5360 (infer_loop_bounds_from_undefined): Derive number of iterations
5361 estimates from references in blocks that do not dominate loop latch.
5362 (gcov_type_to_double_int): New function.
5363 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
5364 and expected_loop_iterations_unbounded.
5365 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
5366 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
5367 * tree-data-ref.c (estimated_loop_iterations): Export.
5368 (get_references_in_stmt): Fix -- do not return addresses of local
5370 * cfgloop.h (expected_loop_iterations_unbounded,
5371 estimated_loop_iterations): Declare.
5373 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
5375 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
5377 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
5379 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
5380 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
5381 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
5382 Use output_387_reg_move().
5383 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
5384 expander using X87MODEF12 mode macro.
5385 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
5386 choosing register preferences. Use output_387_reg_move().
5387 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
5388 instead of "x". Use output_387_reg_move().
5389 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
5390 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
5391 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
5392 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
5393 Use output_387_reg_move().
5394 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
5396 (*truncxf?f_i387 splitter): Ditto.
5398 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
5400 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5401 LANG_HOOKS_SAFE_FROM_P.
5402 * expr.c (safe_from_p): Remove langhook call.
5403 * langhooks.h (lang_hooks): Remove safe_from_p.
5404 (lhd_safe_from_p): Remove prototype.
5405 * langhooks.c (lhd_safe_from_p): Remove.
5407 2007-04-06 Jan Hubicka <jh@suse.cz>
5409 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
5412 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
5414 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
5415 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
5416 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
5417 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
5419 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
5420 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
5422 2007-04-05 Richard Henderson <rth@redhat.com>
5424 * config/alpha/alpha.c (print_operand) [+]: Remove.
5425 (alpha_end_function): Print nop if call at end of function.
5426 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
5427 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
5428 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
5429 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
5430 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
5431 the call pattern. Update peepholes to match.
5433 2007-04-05 Janis Johnson <janis187@us.ibm.com>
5435 * doc/extend.texi (Other Builtins): Add decimal float variants
5437 * builtins.def: Ditto.
5438 * builtins.c (expand_builtin): Ditto.
5440 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
5441 H.J. Lu <hongjiu.lu@intel.com>
5444 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
5445 of V8HImode when calling ix86_binary_operator_ok.
5446 (sse2_pmaddwd): Call ix86_binary_operator_ok.
5447 (sdot_prodv8hi): Operands 1 and 2 must be register.
5449 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5451 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
5452 initialize align to silence bogus warning.
5454 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5457 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
5459 (struct sra_walk_fns): Remove use_all parameter from use.
5460 (sra_hash_tree): Handle BIT_FIELD_REFs.
5461 (sra_elt_hash): Don't hash bitfld blocks.
5462 (sra_elt_eq): Skip them in parent compares as well. Handle
5464 (sra_walk_expr): Don't maintain or pass down use_all_p.
5465 (scan_use): Remove use_all parameter.
5466 (scalarize_use): Likewise. Re-expand assignment to
5467 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
5468 output, and re-scalarize after output. Don't mark anything
5470 (scalarize_ldst): Adjust.
5471 (scalarize_walk_gimple_modify_statement): Likewise.
5472 (build_element_name_1): Handle BIT_FIELD_REFs.
5473 (instantiate_element): Don't warn for any element whose parent
5475 (instantiate_missing_elements_1): Return the sra_elt.
5476 (canon_type_for_field): New.
5477 (try_instantiate_multiple_fields): New.
5478 (instantiate_missing_elemnts): Use them.
5479 (mark_no_warning): Removed.
5480 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5481 (REPLDUP, sra_build_elt_assignment): New.
5482 (generate_copy_inout): Use them.
5483 (generate_element_copy): Likewise. Handle bitfld differences.
5484 (generate_element_zero): Don't recurse for blocks. Use
5485 sra_build_elt_assignment.
5486 (generate_one_element_int): Take elt instead of var. Use
5487 sra_build_elt_assignment.
5488 (generate_element_init_1): Adjust.
5489 (scalarize_use, scalarize_copy): Use REPLDUP.
5490 (scalarize_ldst): Move assert before dereference.
5491 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5493 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
5495 * regmove.c: Fix unused variable warnings due to previous commit.
5497 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
5499 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
5500 (regmove_bb_head): Remove.
5501 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
5502 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
5503 problems with fixup_match_1.
5504 Don't initialize/free regmove_bb_head.
5506 (reg_is_remote_constant_p): If an insn is in the same basic block
5507 but not before INSN, consider it remote, too.
5509 2007-04-05 Anatoly Sokolov <aesok@post.ru>
5512 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
5513 DECL_ASSEMBLER_NAME, not the DECL_NAME.
5515 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
5517 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
5518 (CONDITIONAL_REGISTER_USAGE): Likewise.
5520 2007-04-04 Richard Henderson <rth@redhat.com>
5522 * config/alpha/lib1funcs.asm: Remove unused file.
5524 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5527 * opts.c (print_specific_help): Fix --help=<language>
5529 (common_handle_option): Support --help=common.
5531 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5534 * gcc.c (main): Do not run the linker if
5535 print_subprocess_help indicates that it shouldn't be
5538 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5541 * doc/invoke.texi (--help=): Document <languages> value, fix
5542 formatting in tables of values.
5544 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
5546 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
5547 dllimport attribute of virtual methods.
5549 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
5551 * config/score/crti.asm: Change _bss_start to __bss_start.
5552 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
5553 (OUTGOING_REG_PARM_STACK_SPACE) update.
5554 * config/score/score.opt: add options to make backend support
5555 score5, score5u, score7 and score7d.
5556 * config/score/score.md: Likewise.
5557 * config/score/misc.md: Likewise.
5558 * config/score/mac.md: Likewise.
5559 * doc/invoke.texi: Likewise.
5560 * doc/md.texi: update constraints define.
5562 2007-04-03 Richard Henderson <rth@redhat.com>
5564 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
5565 an appropriate type, use the mode instead.
5567 2007-04-03 Richard Sandiford <richard@codesourcery.com>
5569 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
5570 Set the default --with-arch setting to mips2.
5571 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
5572 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5573 (MULTILIB_OSDIRNAMES): Delete.
5574 (MULTILIB_DIRNAMES): Define.
5575 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
5576 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
5577 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
5578 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
5579 VXWORKS_OS_CPP_BUILTINS.
5580 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
5581 (MIPS_DEBUGGING_INFO): Undefine.
5582 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
5584 2007-04-03 Jakub Jelinek <jakub@redhat.com>
5587 * fold-const.c (native_encode_real): Encode real.c provided longs
5588 as a series of 32-bit native integers.
5589 (native_interpret_real): Interpret buffer as a series of 32-bit
5592 2007-04-03 Richard Guenther <rguenther@suse.de>
5594 * genpreds.c (write_insn_constraint_len): Write function
5595 optimized for CONSTRAINT_LEN implementation.
5596 (write_tm_preds_h): Output insn_constraint_len inline and
5597 use it for CONSTRAINT_LEN.
5598 (write_insn_preds_c): Don't output insn_constraint_len.
5599 * doc/md.texi (define_register_constraint): Document multi-letter
5600 constraints shall have the same length if they start with the same
5603 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
5606 * config/i386/i386.md (isinf<mode>2): Expand only when
5607 TARGET_C99_FUNCTIONS is set.
5609 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
5611 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
5612 (x86_64-*-linux*): Ditto.
5613 * config/i386/i386.opt (mpc): New option.
5614 * config/i386/i386.c (overrride_options): Handle
5615 ix87_precision_string.
5616 * config/i386/crtprec.c: New file.
5617 * config/i386/t-crtpc: Ditto.
5618 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
5620 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
5621 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
5622 crtprec32.o, crtprec64.o and crtprec80.o.
5624 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
5626 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
5628 2007-04-02 Eric Christopher <echristo@apple.com>
5630 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
5631 limitations on darwin.
5633 2007-04-02 Anatoly Sokolov <aesok@post.ru>
5636 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
5638 2007-04-02 Dave Korn <dave.korn@artimi.com>
5640 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
5642 2007-04-02 Dave Korn <dave.korn@artimi.com>
5644 * libgcc2.h (exception_descriptor): Don't forward-declare.
5645 (__get_eh_table_language, __get_eh_table_version): Delete
5646 prototypes of long-dead functions.
5648 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
5650 * ebitmap.h: New file
5651 * ebitmap.c: New file
5652 * Makefile.in (ebitmap.o): New target.
5654 2007-04-01 Jan Hubicka <jh@suse.cz>
5656 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
5657 before very first instruction.
5659 2007-04-01 Jan Hubicka <jh@suse.cz>
5661 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
5662 waring on 64bit hosts.
5663 * bitmap.h: Fix typo in bitmap_head_def.
5665 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
5667 PR rtl-optimization/31391
5668 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
5669 into a DELETED_LABEL note, and the label is in an empty basic
5670 block, update BB_END as well as BB_HEAD.
5672 2007-04-01 Richard Henderson <rth@redhat.com>
5674 PR tree-optimization/31169
5675 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
5676 to varying if the range is outside [0, prec-1].
5678 2007-04-01 Richard Sandiford <richard@codesourcery.com>
5681 * config/mips/mips.md (load_const_gp): New insn.
5682 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
5683 the MIPS16 GP pseudo register if no_new_pseudos.
5684 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
5686 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5689 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
5691 (call_value): Likewise.
5693 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
5694 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5697 * doc/invoke.texi: (optimization options): Reword description
5698 of -ffast-math. Document its primary purpose.
5700 2007-03-31 Richard Guenther <rguenther@suse.de>
5702 * omp-low.c (splay-tree.h): Include.
5703 (lookup_decl): Replace splay-tree usage by pointer-map.
5704 (maybe_lookup_decl): Likewise.
5705 (new_omp_context): Likewise.
5706 (delete_omp_context): Likewise.
5707 * gimplify.c (splay-tree.h): Include.
5708 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
5710 (remap_ssa_name): Likewise.
5711 (remap_decl): Likewise.
5712 (remap_type_1): Likewise.
5713 (remap_type): Likewise.
5714 (copy_body_r): Likewise.
5715 (expand_call_inline): Likewise.
5716 (clone_body): Likewise.
5717 (copy_tree_r): Likewise.
5718 (remap_save_expr): Likewise.
5719 (unsave_r): Likewise.
5720 (unsave_expr_now): Likewise.
5721 (tree_function_versioning): Likewise.
5722 (build_duplicate_type): Likewise.
5723 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
5724 (struct copy_body_data): Replace splay-tree by pointer-map.
5725 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
5726 not $(SPLAY_TREE_H).
5727 (gimplify.o): Depend on $(SPLAY_TREE_H).
5728 (omp-low.p): Likewise.
5730 2007-03-31 Anatoly Sokolov <aesok@post.ru>
5732 * config/avr/predicates.md (even_register_operand,
5733 odd_register_operand): New predicates.
5734 * config/avr/avr.md (movw peephole2): New.
5735 (movw_r peephole2): New.
5737 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
5739 * tree.h (get_signed_or_unsigned_type): New.
5740 * fold-const.c (operand_equal_for_comparison_p): Use
5741 get_signed_or_unsigned_type instead of
5742 lang_hooks.types.signed_or_unsigned_type.
5743 * expr.c (store_expr): Ditto.
5744 * langhooks.c (get_signed_or_unsigned_type): New.
5745 (lhd_signed_or_unsigned_type): New.
5746 * langhooks.h (lhd_signed_or_unsigned_type): New.
5747 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
5749 2007-03-30 Richard Henderson <rth@redhat.com>
5751 * tree-ssa-loop-ivopts.c: Include target.h.
5752 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
5753 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
5754 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
5755 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
5757 2007-03-30 Richard Henderson <rth@redhat.com>
5758 Kai Tietz <kai.tietz@onevision.com>
5760 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
5762 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
5763 (TARGET_64BIT_MS_ABI): New.
5764 (DBX_REGISTER_NUMBER): Handle 64-bit.
5765 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
5766 (LONG_TYPE_SIZE): Force to 32.
5767 (REG_PARM_STACK_SPACE): New.
5768 (OUTGOING_REG_PARM_STACK_SPACE): New.
5769 (REGPARM_MAX, SSE_REGPARM_MAX): New.
5770 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
5771 (STACK_BOUNDARY): Use 128 for 64-bit.
5772 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
5773 Add 64-bit implementation.
5774 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
5776 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
5777 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
5778 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
5779 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
5780 (ix86_handle_cconv_attribute): Don't warn when ignoring if
5781 TARGET_64BIT_MS_ABI.
5782 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
5783 (ix86_pass_by_reference): Likewise.
5784 (ix86_function_value_regno_p): Likewise.
5785 (ix86_build_builtin_va_list): Likewise.
5786 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
5787 (function_arg_advance_ms_64): New.
5788 (function_arg_advance): Call it.
5789 (function_arg_ms_64): New.
5790 (function_arg): Call it.
5791 (function_value_ms_64): New.
5792 (ix86_function_value_1): Call it.
5793 (return_in_memory_ms_64): New.
5794 (ix86_return_in_memory): Call it.
5795 (setup_incoming_varargs_ms_64): New.
5796 (ix86_setup_incoming_varargs): Call it.
5797 (ix86_expand_prologue): Handle 64-bit stack probing.
5798 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
5799 (output_pic_addr_const): Likewise.
5800 (x86_this_parameter): Likewise.
5801 (x86_output_mi_thunk): Likewise.
5802 (x86_function_profiler): Likewise.
5803 (TARGET_STRICT_ARGUMENT_NAMING): New.
5804 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
5805 (TARGET_64BIT_MS_ABI): New.
5806 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
5807 * config/i386/i386.md (allocate_stack_worker): Remove.
5808 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
5809 describe the clobber of eax without a match_scratch.
5810 (allocate_stack_worker_postreload): Remove.
5811 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
5812 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
5813 (allocate_stack_worker_rex64_postreload): Remove.
5814 (allocate_stack): Handle 64-bit.
5815 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
5816 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
5817 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
5818 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
5819 (STANDARD_STARTFILE_PREFIX_1): Likewise.
5820 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
5821 * config.build (x86_64-*-mingw*): New host.
5822 * config.host (x86_64-*-mingw*): New host.
5823 * config.gcc (x86_64-*-mingw*): New target.
5824 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
5826 2007-03-30 Richard Henderson <rth@redhat.com>
5827 Kai Tietz <kai.tietz@onevision.com>
5829 * c-pragma.c (struct def_pragma_macro_value): New.
5830 (struct def_pragma_macro): New.
5831 (pushed_macro_table): New.
5832 (dpm_hash, dpm_eq): New.
5833 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
5834 (init_pragma): Install them.
5835 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
5837 2007-03-30 Anatoly Sokolov <aesok@post.ru>
5839 * config/avr/avr.c (avr_override_options): Clear
5840 'flag_delete_null_pointer_checks'.
5842 2007-03-30 Paolo Carlini <pcarlini@suse.de>
5845 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
5846 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
5847 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
5848 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
5849 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
5850 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
5851 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
5853 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
5855 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
5857 * regmove.c: Move all of pass_stack_adjustments from here...
5858 * combine-stack-adj.c: ...to this new file.
5859 * Makefile.in: Add rules for combine-stack-adj.o.
5861 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
5863 PR tree-optimization/31383
5864 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
5865 to have the same length.
5867 2007-03-30 Jan Hubicka <jh@suse.cz>
5870 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
5871 availablility; add more sanity checking; ask varpool only about
5874 2007-03-29 Richard Henderson <rth@redhat.com>
5876 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
5877 to decide, but __SIZEOF_LONG_LONG__.
5879 2007-03-29 Richard Henderson <rth@redhat.com>
5881 * emutls.c (struct __emutls_array): New.
5882 (emutls_destroy): Use it instead of casting element 0 from void*.
5883 (__emutls_get_address): Likewise.
5885 2007-03-29 Richard Henderson <rth@redhat.com>
5887 * varasm.c (initializer_constant_valid_p): Don't deny
5888 DECL_DLLIMPORT_P on functions.
5890 * config/i386/cygming.h: Remove function declarations.
5891 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
5892 (ASM_OUTPUT_LABELREF): Remove.
5893 (COMMON_ASM_OP): Remove.
5894 (ASM_OUTPUT_COMMON): Remove.
5895 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
5896 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
5897 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5898 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
5899 Rename from TARGET_ENCODE_SECTION_INFO.
5900 * config/i386/netware.h: Likewise.
5901 * config/i386/i386-protos.h: Update.
5902 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
5903 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
5904 (legitimate_constant_p): Reject dllimports.
5905 (dllimport_map, get_dllimport_decl): New.
5906 (legitimize_dllimport_symbol): New.
5907 (legitimize_address, ix86_expand_move): Use it.
5908 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
5909 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
5910 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
5911 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
5912 * config/i386/predicates.md (constant_call_address_operand): Only
5913 accept symbols; reject dllimport_p symbols.
5914 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
5915 i386_pe_maybe_record_exported_symbol.
5916 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
5917 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
5918 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
5919 trust the setting of DECL_DLLIMPORT_P.
5920 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
5921 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
5922 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
5923 tidy the argument scanning loop.
5924 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
5925 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
5926 (i386_pe_strip_name_encoding): Remove.
5927 (i386_pe_binds_local_p): New.
5928 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
5929 (i386_pe_output_labelref): Remove.
5930 (i386_pe_asm_output_aligned_decl_common): New.
5931 (i386_pe_maybe_record_exported_symbol): Rename from
5932 i386_pe_record_exported_symbol; check for dllexported symbols.
5934 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
5936 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
5937 add comment explaining why vsnprintf cannot be used.
5939 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
5941 PR tree-optimization/30666
5942 * tree.c (build_complex_type): When creating type names for DWARF2
5943 debug info, create TYPE_DECLs for TYPE_NAME instead of
5945 (build_common_tree_nodes_2): Use build_complex_type when building
5946 predefined complex types, to preserve canonical types.
5948 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
5950 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
5951 (noce_get_alt_condition): Look at it to determine whether to
5952 reverse the condition or not.
5953 (noce_get_condition): Substitute the truth for lies.
5954 (noce_find_if_block): Set the then_else_reversed field.
5956 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
5958 * config/fr30/fr30.md (movdi): Do not accept immediates as the
5959 destination of this insn.
5960 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
5961 than calling gen_rtx_SET directly. Use r0 to hold the value of
5962 'address + 4' rather than a stack based temporary which can be
5965 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
5967 * config/s390/s390.c (s390_secondary_input_reload_class,
5968 s390_secondary_output_reload_class): Functions removed.
5969 (s390_secondary_reload): New function.
5970 (TARGET_SECONDARY_RELOAD): Target macro defined.
5971 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
5972 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
5973 * config/s390/s390.md ("reload_outti", "reload_outdi",
5974 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
5975 "reload_out<mode>"): Expanders removed.
5976 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
5977 "reload<mode>_nonoffmem_out"): Expanders added.
5979 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
5981 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
5982 SRC->DEST replacement failed anyway.
5984 2007-03-28 Mike Stump <mrs@apple.com>
5986 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
5987 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
5988 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
5990 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5992 * config.gcc: Accept barcelona as a variant of amdfam10.
5993 * config/i386/i386.c (override_options): Likewise.
5994 * doc/invoke.texi: Likewise.
5996 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
5998 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
5999 offsets for BIT_FIELD_REF and COMPONENT_REF.
6001 2007-03-28 Richard Guenther <rguenther@suse.de>
6003 * tree.c (is_global_var): Move ...
6004 * tree-flow-inline.h (is_global_var): ... here.
6005 * tree.h (is_global_var): Remove declaration.
6007 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
6009 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
6011 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
6012 * config/i386/i386.c (ix86_tune_features): Initialize new
6014 * config/i386/predicates.md (promotable_binary_operator): Use
6015 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
6017 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
6020 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
6022 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
6024 * config/fr30/fr30.md (movsi_internal): Change destination
6025 constraint from m to V and add m to the end.
6027 2007-03-28 Christian Bruel <christian.bruel@st.com>
6029 * config/sh/sh.md (movsi_i): Fix type attribute.
6031 2007-03-28 Christian Bruel <christian.bruel@st.com>
6033 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
6034 (movsf_ie): Likewise.
6036 2007-03-28 Christian Bruel <christian.bruel@st.com>
6038 * config.gcc: Add sh4-300 to multilib.
6039 * config/sh/t-mlib-sh4-300: New file.
6041 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
6043 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
6044 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
6046 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
6047 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
6048 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
6049 "fixuns_trunctddi2"): Whitespace fix.
6051 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
6053 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
6054 the definition of struct sh_args.
6055 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
6056 CALL_COOKIE_INT_REG_GET): Likewise.
6058 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
6060 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
6061 transformations are applied successfully.
6063 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
6065 * tree.c (tree_contains_struct): Permit 512 tree codes.
6066 * tree.h (tree_contains_struct): Ditto.
6067 (MAX_TREE_CODES): Ditto.
6068 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
6069 SPARE member to store remaining padding bits.
6071 2007-03-27 Anatoly Sokolov <aesok@post.ru>
6073 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
6076 2007-03-27 Janis Johnson <janis187@us.ibm.com>
6078 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
6079 * configure: Regenerate.
6081 * configure: Regenerate using the correct version of autoconf.
6083 2007-03-27 Anatoly Sokolov <aesok@post.ru>
6085 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
6087 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
6088 regs to "__SP_L__" and "__SP_H__".
6090 2007-03-27 Richard Guenther <rguenther@suse.de>
6092 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
6093 computations with it with a HOST_WIDE_INT variable.
6095 2007-03-26 Mike Stump <mrs@apple.com>
6097 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
6098 objective-c-header, objective-c++-header and objc++-cpp-output
6100 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
6102 2007-03-26 Richard Henderson <rth@redhat.com>
6105 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
6106 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
6107 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
6108 IX86_BUILTIN_PSRLQ128): New.
6109 (ix86_init_mmx_sse_builtins): Add them.
6110 (ix86_expand_builtin): Expand them.
6111 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
6112 operand 2 be TImode.
6113 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
6114 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
6115 _mm_srli_epi64): Mark __B const.
6116 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
6117 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
6118 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
6119 new two-vector shift builtins.
6121 2007-03-26 Ian Lance Taylor <iant@google.com>
6123 PR tree-optimization/31345
6124 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
6125 [+INF, +INF(OVF)] into VARYING.
6127 2007-03-26 Zack Weinberg <zackw@panix.com>
6129 * gengtype-parse.c: New file.
6130 * gengtype-yacc.y: Delete.
6131 * gengtype-lex.l: Don't include gengtype-yacc.h.
6132 Define YY_DECL and yyterminate appropriately for recursive
6133 descent parser. yylval is now a string out-parameter to yylex.
6134 (HWS, EOID): New shorthand.
6135 (IWORD): Add a couple more types.
6136 (yylex): Add a setup stanza. Remove the complex rules for
6137 detecting GTY'ed types and typedefs; replace with simple
6138 keyword detectors. Adjust everything for the changed
6139 definition of yylval. Ignore all pp-directives, not just #define.
6141 (parse_file): Rename yybegin; do not call yyparse.
6143 * gengtype.c (xasprintf): Export again.
6144 (this_file): New. Use everywhere __FILE__ was being used.
6145 (get_lang_bitmap): Special case types defined in gengtype.c.
6146 (do_typedef, new_structure): Suppress definition of certain types.
6147 (new_structure): Improve diagnostics of duplicate definitions.
6148 Make sure location_s is associated with input.h.
6149 (nreverse_pairs, define_location_structures): New functions.
6150 (main): Improve tagging of kludge types. Remove old kludges
6151 for input.h types; use define_location_structures.
6152 * gengtype.h: Update prototypes. Define token codes here.
6153 * Makefile.in: Remove all references to gengtype-yacc.
6154 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
6156 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
6157 add GTY((skip)) to the field that's only conditionally there.
6158 * doc/install.texi: Document that Bison is no longer required
6159 unless building treelang.
6161 * gengtype.c: Don't include gtyp-gen.h.
6162 (srcdir): Declare here.
6163 (base_files, lang_dir_names): Allocate dynamically.
6164 (gt_files, num_gt_files, num_lang_dirs): New globals.
6165 (measure_input_list, read_input_line, read_input_list)
6166 (set_lang_bitmap): New functions.
6167 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
6168 simplify, relying on read_input_list to set up the bitmaps.
6169 (main): Arguments are no longer unused. Check for correct number
6170 of command line arguments, set srcdir and srcdir_len, then call
6171 read_input_list, before doing anything else. No need to worry
6172 about duplicates in main loop.
6173 * configure.ac: Simplify the calculation of all_gtfiles.
6174 Put language tags in there. Don't set or substitute
6175 all_gtfiles_files_langs or all_gtfiles_files_frags.
6176 * Makefile.in: Revamp the way gengtype is invoked, now that it
6177 takes a file on its command line with a much simpler format.
6178 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
6179 (GTFILES): Remove duplicates and C source files.
6180 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
6181 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
6182 * configure: Regenerate.
6184 * gengtype.h: Remove all type definitions to gengtype.c; leave
6185 only definitions of options_p, type_p, and pair_p as opaque
6186 pointers. Update prototypes.
6187 * gengtype.c: Many type definitions moved here from gengtype.h.
6188 Consolidate type definitions at the top of the file.
6189 (xvasprintf): Delete.
6190 (xasprintf): Make static.
6191 (create_nested_pointer_option): Add 'next' parameter.
6192 (create_field_all, create_field_at): New functions.
6193 (create_field): Now a thin wrapper around create_field_all.
6194 (create_optional_field): Rename create_optional_field_ and add
6195 line argument. Original name is now a macro which supplies
6197 (oprintf): Use vsnprintf directly.
6198 (close_output_files): Use fatal rather than perror/exit.
6199 (note_def_vec, note_def_vec_alloc): Use create_field_at.
6200 (main): Set progname. Don't use exit.
6201 * gengtype-yacc.y (struct_fields): Use create_field_at.
6202 (option, optionseqopt): Delete.
6203 (optionseq): Consolidate productions from option here so we
6204 can use the first argument to create_option.
6206 * gengtype-lex.l: Distinguish unions from structures in the
6207 token type. Don't call find_structure; return the tag as a string.
6208 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
6209 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
6210 Reorganize typedef_struct production accordingly.
6211 Use create_nested_ptr_option.
6212 * gengtype.c (create_nested_ptr_option): New function.
6213 * gengtype.h: Declare it.
6215 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
6216 (string_type): Don't declare.
6217 (do_scalar_typedef): Declare.
6218 (create_scalar_type): Update prototype.
6219 * gengtype.c (string_type): Make static.
6220 (scalar_nonchar, scalar_char): New.
6221 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
6222 (resolve_typedef): Use scalar_nonchar for error recovery.
6223 (create_scalar_type): Remove name_len field. Return scalar_char
6224 or scalar_nonchar as appropriate.
6225 (adjust_field_type): Look at scalar_is_char boolean to decide whether
6227 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
6229 (main): Initialize scalar_char and scalar_nonchar before calling
6231 * gengtype-lex.l: Adjust for removal of second argument to
6232 create_scalar_type. Use yylval.s instead of yylval.t when
6234 * gengtype-yacc.y: Type of SCALAR is string. Call
6235 create_scalar_type from type:SCALAR rule. Adjust for removal of
6236 second argument to create_scalar_type.
6238 * vec.h: Remove all #if IN_GENGTYPE blocks.
6239 Add comment saying that changes may require adjustments to gengtype.
6240 * gengtype.c: Don't include coretypes.h or tm.h.
6241 Add comment to inclusion of errors.h.
6242 (note_def_vec, note_def_vec_alloc): New functions.
6243 * gengtype.h: Declare new functions.
6244 * gengtype-lex.l: Don't include coretypes.h.
6245 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
6247 (update_lineno): Remove unnecessary prototype.
6248 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
6249 (VEC rule): Just return VEC_TOKEN.
6250 * gengtype-yacc.y (VEC_TOKEN): New token type.
6251 (type): Add a production for VEC(a,b).
6252 * Makefile.in: Update dependencies.
6254 * gengtype-lex.l: Remove rules for parsing pointer-to-function
6255 typedefs that use the old PARAMS macro.
6257 * gengtype-lex.l: Remove all rules and states relating to yacc
6259 * gengtype-yacc.y: Similarly.
6260 * gengtype.c (note_yacc_type): Delete function.
6261 * gengtype.h: Update prototypes.
6263 2007-03-26 Joseph Myers <joseph@codesourcery.com>
6265 * tree-pretty-print.c (dump_generic_node): Report precision of
6266 unnamed integer types.
6268 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
6270 * ifcvt.c (noce_try_store_flag_constants): Don't check
6271 no_new_pseudos here.
6272 (noce_try_store_flag_constants): Don't check no_new_pseudos.
6273 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
6274 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
6275 noce_try_sign_mask): Likewise.
6276 (if_convert): Check no_new_pseudos here.
6278 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
6280 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
6281 (noce_get_condition): Handle new then_else_reversed argument.
6282 (noce_init_if_info): Remove, fold into noce_find_if_block.
6283 (noce_process_if_block): Take a struct noce_if_info as the
6284 argument. Don't set up one based on ce_if_info. Update pointer
6285 references accordingly.
6286 (cond_move_process_if_block): Likewise.
6287 (process_if_block): Removed.
6288 (find_if_block): Removed. Move functionality two new functions,
6289 noce_find_if_block and cond_exec_find_if_block.
6290 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
6291 blocks and the symmetric IF-ELSE-JOIN case.
6292 (cond_exec_find_if_block): Also new function mostly based on old
6293 find_if_block and process_if_block.
6294 (find_if_header): Replace find_if_block call with separately
6295 guarded calls to noce_find_if_block and cond_exec_find_if_block.
6296 (find_cond_trap): Update noce_get_condition call.
6297 (dead_or_predicable): Likewise.
6299 2007-03-26 Jakub Jelinek <jakub@redhat.com>
6301 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
6303 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
6304 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
6305 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
6306 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
6307 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
6308 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
6309 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
6310 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
6311 __builtin_ia32_psrad128 builtins.
6313 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
6315 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
6316 * config/i386/constraints.md
6317 (define_constraint "I"): Use IN_RANGE macro.
6318 (define_constraint "J"): Ditto.
6319 (define_constraint "K"): Ditto.
6320 (define_constraint "M"): Ditto.
6321 (define_constraint "N"): Ditto.
6322 (define_constraint "O"): Ditto.
6323 * config/i386/predicates.md
6324 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
6325 (define_predicate "const_0_to_3_operand"): Ditto.
6326 (define_predicate "const_0_to_7_operand"): Ditto.
6327 (define_predicate "const_0_to_15_operand"): Ditto.
6328 (define_predicate "const_0_to_63_operand"): Ditto.
6329 (define_predicate "const_0_to_255_operand"): Ditto.
6330 (define_predicate "const_1_to_31_operand"): Ditto.
6331 (define_predicate "const_2_to_3_operand"): Ditto.
6332 (define_predicate "const_4_to_7_operand"): Ditto.
6334 2007-03-25 David Edelsohn <edelsohn@gnu.org>
6336 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
6337 in SImode for save_world.
6338 * config/rs6000/altivec.md (save_world, restore_world): Convert to
6341 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
6343 PR tree-optimization/30784
6344 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
6347 2007-03-25 Revital Eres <eres@il.ibm.com>
6349 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
6350 Fold movement_possibility function into it.
6352 2007-03-25 David Edelsohn <edelsohn@gnu.org>
6354 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
6355 (load_macho_picbase_{si,di}): Convert to LR hard reg.
6356 (call_indirect_nonlocal_darwin64): Same.
6357 (call_nonlocal_darwin64): Same.
6358 (call_value_indirect_nonlocal_darwin64): Same.
6359 (call_value_nonlocal_darwin64): Same.
6360 (sibcall_nonlocal_darwin64): Same.
6361 (sibcall_value_nonlocal_darwin64): Same.
6362 (sibcall_symbolic_64): Same.
6363 (sibcall_value_symbolic_64): Same.
6364 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
6366 (rs6000_emit_load_toc_table): Same.
6367 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
6368 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
6374 (load_toc_v4_pic_si): Same
6375 (load_toc_v4_PIC_1): Same.
6376 (load_toc_v4_PIC_1b): Same.
6377 (call_indirect_aix{32,64}): Same.
6378 (call_value_indirect_aix{32,64}): Same.
6381 (call_local{32,64}): Same.
6382 (call_value_local{32,64}): Same.
6383 (call_indirect_nonlocal_aix{32,64}): Same.
6384 (call_nonlocal_aix{32,64}): Same.
6385 (call_value_indirect_nonlocal_aix{32,64}): Same.
6386 (call_value_nonlocal_aix{32,64}): Same.
6387 (call_indirect_nonlocal_sysv<mode>): Same.
6388 (call_nonlocal_sysv<mode>): Same.
6389 (call_value_indirect_nonlocal_sysv<mode>): Same.
6390 (call_value_nonlocal_sysv<mode>): Same.
6392 (sibcall_local{32,64}): Same.
6393 (sibcall_value_local{32,64}): Same.
6394 (sibcall_nonlocal_aix{32,64}): Same.
6395 (sibcall_value_nonlocal_aix{32,64}): Same.
6396 (sibcall_nonlocal_sysv<mode>): Same.
6397 (sibcall_value): Same.
6398 (sibcall_value_nonlocal_sysv<mode>): Same.
6400 2007-03-24 Paul Brook <paul@codesourcery.com>
6402 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
6403 * config/arm/linux-eabi.h: Remove legacy syscall hack.
6405 2007-03-24 Richard Henderson <rth@redhat.com>
6407 * config/ia64/constraints.md: New file.
6408 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
6409 satisfies_constraint_?.
6410 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
6411 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
6412 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
6413 ia64_output_mi_thunk): Likewise.
6414 (ia64_const_ok_for_letter_p): Remove.
6415 (ia64_const_double_ok_for_letter_p): Remove.
6416 (ia64_extra_constraint): Remove.
6417 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
6418 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
6419 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
6420 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
6421 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
6422 EXTRA_MEMORY_CONSTRAINT): Remove.
6423 * config/ia64/ia64.md: Include constriants.md. Replace
6424 CONST_OK_FOR_? with satisfies_constraint_?.
6426 2007-03-23 Michael Meissner <michael.meissner@amd.com>
6427 H.J. Lu <hongjiu.lu@intel.com>
6429 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
6431 (name macros): Use DPD_BID_NAME to convert names properly.
6433 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
6434 decimal floating point format.
6435 (init_floating_libfuncs): Change decimal functions so that they
6436 have a "bid_" prefix if the decimal system uses the BID format,
6437 and "dpd_" prefix if the decimal system uses the DPD format.
6438 (init_interclass_conv_libfuncs): Ditto.
6439 (init_intraclass_conv_libfuncs): Ditto.
6441 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
6442 using the BID format.
6444 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
6445 whether we are using the BID decimal format.
6446 * configure: Regenerate.
6448 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
6449 the compiler has decimal floating point enabled. Define
6450 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
6453 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
6454 using the BID format.
6456 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
6457 whether we are using the BID decimal format.
6458 * configure: Regenerate.
6460 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
6461 the compiler has decimal floating point enabled. Define
6462 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
6465 * doc/install.texi (--enable-decimal-float): Document BID and DPD
6466 options, and that it is enabled for i386/x86_64 systems.
6468 * Makefile.in (enable_decimal_float): New.
6470 (DECNUMINC): Add -I$(DECNUMFMT).
6471 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
6472 to $(DECNUMFMT) from $(DECNUM).
6474 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
6475 Substitute enable_decimal_float.
6476 * configure: Regenerated.
6479 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
6482 * configure.ac: Enable decimal float for x86_64-*-linux*.
6483 * configure: Regenerated.
6486 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
6487 decimal128ClearSign to flip and clear the sign bit in decimal128.
6488 (decimal_real_maxval): Set decimal128SetSign to set the sign
6491 2007-03-23 Ian Lance Taylor <iant@google.com>
6493 * fold-const.c (fold_binary): Correct warning for X - c >= X.
6495 2007-03-23 Ian Lance Taylor <iant@google.com>
6497 * tree-dump.c (dump_files): Correct comment.
6499 2007-03-23 Ian Lance Taylor <iant@google.com>
6501 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
6503 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
6505 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
6506 in cfglayout mode. Don't go into and out of cfglayout mode.
6507 Link the blocks in the order of the constructed traces.
6508 (rest_of_handle_tracer): Adjust call to tracer.
6509 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
6510 Don't go into cfglayout mode.
6511 (rtl_loop_done): Don't go out of cfglayout mode.
6512 * cfglayout.c (relink_block_chain): New function, split out from...
6513 (fixup_reorder_chain): ...here. Remove redundant checking.
6514 (cfg_layout_finalize): Don't clear the header, footer, and aux
6515 fields here, move the code to do so to relink_block_chain. Likewise
6516 for free_original_copy_tables.
6517 * rtl.h (tracer): Update prototype.
6518 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
6519 Assert we are in cfglayout mode. Don't go into and out of cfglayout
6520 mode. Use relink_block_chain to serialize the CFG according to the
6521 new basic block order. Move targetm.cannot_modify_jumps_p check from
6523 (gate_handle_reorder_blocks): ...to here.
6524 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
6526 (gate_duplicate_computed_gotos): ...to here.
6527 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
6528 something always changes when going into and out of cfglayout mode.
6529 Perform an expensive cfg cleanup while going into cfglayout mode.
6530 Always update liveness information on HAVE_conditional_execution
6531 targets. Reserialize the basic blocks and go out of cfglayout mode.
6532 * reg-stack.c: Include cfglayout.h.
6533 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
6534 the call to reorder_basic_blocks.
6535 * basic-block.h (reorder_basic_blocks): Update prototype.
6536 (relink_block_chain): New prototype.
6537 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
6539 2007-03-23 Joseph Myers <joseph@codesourcery.com>
6541 * config/mips/mips.md (type, hazard, *movdi_32bit,
6542 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
6543 *movhi_internal, *movqi_internal, *movsf_hardfloat,
6544 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
6545 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
6546 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
6548 (movcc): Change first xfer to multi.
6549 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
6550 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
6551 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
6552 config/mips/generic.md: Change reservations using "xfer" to use
6554 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
6555 using match_operand.
6556 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
6557 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
6559 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
6561 2007-03-22 Richard Henderson <rth@redhat.com>
6563 * config/i386/i386.c: Remove unnecessary function declarations.
6564 Move targetm definition, and all related macros, to the end of
6565 the file. Resort some functions to put definitions before uses.
6566 (ix86_attribute_table): Make static. Move to end of file.
6567 (ix86_gimplify_va_arg): Make static.
6569 2007-03-22 Richard Henderson <rth@redhat.com>
6571 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
6572 don't increase local_regparm with force_align_arg_pointer check.
6573 (ix86_function_sseregparm): Assert 32-bit.
6574 (type_has_variadic_args_p): New.
6575 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
6576 type_has_variadic_args_p.
6577 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
6578 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
6579 use memset instead. Do maybe_vaarg check first; skip attribute
6580 tests if true; skip attribute tests for 64-bit.
6581 (construct_container): Remove TARGET_DEBUG_ARG.
6582 (function_arg_advance_32, function_arg_advance_64): Split out ...
6583 (function_arg_advance): ... from here.
6584 (function_arg_32, function_arg_64): Split out ...
6585 (function_arg): ... from here.
6586 (ix86_pass_by_reference): Tidy.
6587 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
6588 (function_value_32): New, from parts of ix86_function_value
6589 and ix86_value_regno.
6590 (function_value_64): New, from parts of ix86_function_value
6591 and ix86_libcall_value.
6592 (ix86_function_value_1): New.
6593 (ix86_function_value, ix86_libcall_value): Use it.
6594 (return_in_memory_32, return_in_memory_64): Split out ...
6595 (ix86_return_in_memory): ... from here.
6596 (ix86_struct_value_rtx): Skip for 64-bit.
6597 (ix86_libcall_value, ix86_value_regno): Remove.
6598 (setup_incoming_varargs_64): Split out ...
6599 (ix86_setup_incoming_varargs): ... from here.
6600 (ix86_va_start): Remove TARGET_DEBUG_ARG.
6601 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
6602 * config/i386/i386-protos.h (ix86_function_value): Remove.
6603 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
6605 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6608 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
6609 infinities not supported, otherwise emit warning if -Woverflow. On
6610 underflow, emit warning if -Woverflow.
6611 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
6613 * real.h (real_from_string): Update declaration
6615 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
6616 Richard Henderson <rth@redhat.com>
6618 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
6619 * calls.c (compute_argument_block_size, expand_call,
6620 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
6621 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
6622 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
6623 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
6624 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
6625 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
6626 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
6627 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
6630 2007-03-22 Joseph Myers <joseph@codesourcery.com>
6632 * c-incpath.c (add_sysroot_to_chain): New.
6633 (merge_include_chains): Add sysroot argument. Call
6634 add_sysroot_to_chain if sysrooted.
6635 (register_include_chains): Update call to merge_include_chains.
6636 * doc/cppopts.texi: Document use of '=' in include directory
6639 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
6641 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
6642 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
6643 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
6644 insn pattern using X87MODEF12 mode macro.
6646 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
6648 * regmove.c (regmove_optimize): Use reg_mentioned_p
6649 instead of reg_overlap_mentioned_p for DST.
6651 2007-03-21 Mike Stump <mrs@apple.com>
6653 * c.opt: Fixup for Objective-C/C++.
6655 2007-03-21 Steve Ellcey <sje@cup.hp.com>
6657 * explow.c (convert_memory_address): Fold memory reference when
6658 POINTERS_EXTEND_UNSIGNED < 0
6660 2007-03-21 Richard Henderson <rth@redhat.com>
6663 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
6664 * config/i386/mmintrin.h (__m64): Likewise.
6665 * config/i386/xmmintrin.h (__m128): Likewise.
6667 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6669 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
6670 (VXWORKS_OS_CPP_BUILTINS): Define.
6671 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
6672 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
6674 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6676 * rtl.h (constant_pool_reference_p): Delete.
6677 (find_constant_src): Declare.
6678 * rtlanal.c (find_constant_src): New function.
6679 * simplify-rtx.c (constant_pool_reference_p): Delete.
6680 * config/i386/i386.md: Use find_constant_src instead of
6681 constant_pool_reference_p/avoid_constant_pool_reference pairs.
6683 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6685 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
6686 * c-cppbuiltin.c (c_cpp_builtins): Define them.
6688 2007-03-20 Mark Mitchell <mark@codesourcery.com>
6690 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
6691 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
6692 (arm_elf_asm_constructor): Use it.
6693 (arm_elf_asm_destructor): New function.
6695 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
6697 * jump.c (mark_jump_label): Treat SEQUENCE specially.
6699 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
6701 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
6703 2007-03-19 Andrew Haley <aph@redhat.com>
6705 PR tree-optimization/31264
6706 * tree-vrp.c (register_edge_assert_for_1): Don't look though
6709 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
6711 PR rtl-optimization/30907
6712 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
6713 (fwprop_init): Always call loop_optimizer_initialize.
6714 (fwprop_done): Always call loop_optimizer_finalize.
6715 (fwprop): We always have loop info now.
6716 (gate_fwprop_addr): Remove.
6717 (pass_fwprop_addr): Use gate_fwprop as gate.
6719 PR rtl-optimization/30841
6720 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
6721 df_chain_alloc): Call df_reorganize_refs unconditionally.
6722 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
6723 refs_organized to refs_organized_size.
6724 (df_ref_create_structure): Use refs_organized_size instead of
6725 bitmap_size if refs had been organized, and keep refs_organized_size
6727 * df.h (struct df_ref_info): Change refs_organized to
6728 refs_organized_size.
6729 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
6732 2007-03-19 Mark Mitchell <mark@codesourcery.com>
6734 * except.c (output_function_exception_table): Do not reference the
6735 EH personality routine for functions that do not require an
6738 2007-03-20 Jakub Jelinek <jakub@redhat.com>
6741 * c-typeck.c (convert_for_assignment): Call comptypes for
6742 RECORD_TYPE or UNION_TYPE.
6745 * reload1.c (reload): Do invalid ASM checking after
6746 cleanup_subreg_operands.
6748 2007-03-19 Jeff Law <law@redhat.com>
6750 * tree-cfg.c (find_taken_edge): Tighten conditions for
6751 optimizing computed gotos.
6753 2007-03-19 Michael Matz <matz@suse.de>
6755 * builtins.c (expand_builtin_sync_operation,
6756 expand_builtin_compare_and_swap,
6757 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
6760 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
6761 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
6764 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6766 * doc/tm.texi: Add brackets around the return type of
6767 TARGET_SECONDARY_RELOAD.
6769 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6770 Richard Guenther <rguenther@suse.de>
6772 PR tree-optimization/31254
6773 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
6774 Use handled_component_p () where appropriate. Continue
6775 propagating into the rhs if we propagated into an INDIRECT_REF
6778 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6780 * config/s390/s390.md (op_type attribute): RRR instruction type added.
6781 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
6782 (xde, xdee): Mode attributes adjusted to support DFP modes.
6783 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
6784 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
6785 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
6786 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
6787 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
6788 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
6789 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
6791 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
6792 "movsf"): Insn definitions removed.
6793 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
6794 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
6795 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
6797 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
6798 "reload_in<mode>", "reload_out<mode>"): Expander added.
6799 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
6802 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6804 * config/s390/s390.md: Only non-functional changes. Renamed
6805 FPR mode macro to BFP all over the file.
6807 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6809 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
6810 (op_type attribute): RRF instruction type added.
6811 (fT0): New mode attribute.
6812 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
6813 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
6814 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
6815 no secondary memory is needed when moving DFmode values between GPRs
6818 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6820 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
6821 inverted and documentation adjusted.
6822 ("mhard-dfp", "msoft-dfp"): New options.
6823 * config/s390/s390.c (s390_handle_arch_option): New architecture
6825 (override_options): Sanity checks for the new options added.
6826 * config.gcc: New architecture switch: z9-ec.
6827 * config/s390/s390.h (processor_flags): PF_DFP added.
6828 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
6829 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
6830 when the bit is NOT set so remove it from the defaults.
6832 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6834 * genemit.c (main): Print include statement for dfp.h.
6835 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
6838 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
6840 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
6842 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
6845 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
6848 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6850 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
6851 attr_length_call, output_call, output_indirect_call): Cleanup
6852 formatting of targetm calls.
6854 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
6856 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
6858 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6860 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
6861 reservation, bypass and anti-bypass descriptions for these instructions.
6862 Update move patterns.
6863 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
6866 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
6868 * tree-vect-transform.c (get_initial_def_for_induction): Replace
6869 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
6870 (get_initial_def_for_reduction): Likewise.
6872 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
6874 Fix PR tree-optimization/29922
6875 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
6876 (get_representative): Removed.
6877 (value_dies_in_block_x): Update for rvuse removal.
6878 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
6879 (compute_antic_aux): Handle when PHI nodes appear in
6880 non-single-successors.
6881 (dump_bitmap_of_names): Removed.
6882 (compute_antic_safe): Renamed and removed rvuse calculation.
6883 Calculate only antic safe.
6884 (insert_into_preds_of_block): Remove assert.
6885 (execute_pre): Update for renamed functions.
6886 (defer_or_phi_translate_block): New function.
6888 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
6890 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
6891 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
6893 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
6894 Follow spelling conventions.
6896 * tree-data-ref.h: Remove the prototype for analyze_array.
6898 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
6900 PR tree-optimization/31041
6901 * tree-vect-transform.c (get_initial_def_for_induction): Call
6902 force_gimple_operand.
6904 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
6906 * ipa-type-escape.c (look_for_casts) : Revert code to use
6907 handled_component_p due to ada test a-numaux.adb.
6909 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
6911 * final.c (final_scan_insn): Alter the condition of a
6912 conditional trap if we have nonstandard CC.
6914 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6916 * configure.ac: Remove excess quoting from asm line 0 test.
6917 * configure: Rebuilt.
6919 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6921 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
6922 * c-common.c (convert_and_check): Move warning logic to...
6923 (warnings_for_convert_and_check): ...here. Define.
6924 * c-common.h (warnings_for_convert_and_check): Declare.
6926 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6928 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
6929 (output_call): Likewise.
6931 2007-03-16 Richard Sandiford <richard@codesourcery.com>
6933 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
6935 2007-03-16 Richard Sandiford <richard@codesourcery.com>
6937 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
6939 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
6941 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
6942 opteron, athlon-64 and athlon-fx processor_alias_table entries.
6944 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
6946 PR tree-optimization/31183
6947 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6948 Use double_int instead of unsigned int for representing access_strides.
6949 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
6951 2007-03-16 Richard Guenther <rguenther@suse.de>
6953 PR tree-optimization/31146
6954 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
6955 to allow recursion of forward_propagate_addr_expr.
6956 (forward_propagate_addr_into_variable_array_index): Likewise.
6957 (forward_propagate_addr_expr): Likewise.
6958 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6959 (forward_propagate_addr_expr_1): Recurse on simple copies
6960 instead of propagating into them. Do so for useless conversions
6962 (forward_propagate_addr_expr): Clean up unused statements after
6965 2007-03-16 Richard Guenther <rguenther@suse.de>
6967 * builtins.c (expand_builtin_cexpi): Use the right argument
6968 for the expansion via cexp.
6970 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6972 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
6973 * configure: Rebuilt.
6975 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6978 * dwarf2out.c (force_type_die): Adjust comment.
6979 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
6981 2007-03-15 DJ Delorie <dj@redhat.com>
6983 * config/frv/predicates.md (minmax_operator): Don't check operands
6986 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
6988 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
6989 Update constant estimates of number of iterations.
6990 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
6991 argument renamed to "realistic".
6992 (compute_estimated_nb_iterations): Removed.
6993 (record_niter_bound): New function.
6994 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
6995 call record_nonwrapping_iv with upper = false.
6996 (infer_loop_bounds_from_signedness): Pass upper argument to
6997 record_nonwrapping_iv.
6998 (estimate_numbers_of_iterations_loop): Do not call
6999 compute_estimated_nb_iterations. Record estimate based on profile
7000 information. Initialize the constant estimates of number of
7002 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
7004 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
7005 number of iterations is too small.
7006 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
7007 (EST_NOT_AVAILABLE): Removed.
7008 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
7009 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
7012 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
7014 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
7015 Handle NE_EXPR guards.
7017 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7020 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
7021 Set also -pedantic-errors by default for the preprocessor unless
7022 -fpermissive is given.
7024 2007-03-15 Richard Guenther <rguenther@suse.de>
7028 * builtins.c (expand_builtin_cexpi): As a fallback if we
7029 don't have builtins for sincos or cexp create a function
7030 declaration for cexp and expand to a call to that.
7031 (expand_builtin_int_roundingfn): Always fall
7032 back to floor/ceil and its variants even if they may be
7035 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
7038 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
7039 jump tables, move the call to delete_dead_jumptables from here...
7040 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
7041 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
7042 don't allow merging of blocks that try_redirect_by_replacing_jump
7043 also does not handle when not optimizing.
7045 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
7046 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7048 * config/i386/i386.md (x86_sahf_1): Correctly handle
7051 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
7054 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
7055 x86_64_general_operand as operand[2] predicate. Remove "iF"
7056 from operand constraints and use "e" constraint instead.
7057 (*subti3_1, *subti3_1 splitter): Ditto.
7058 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
7059 operand[1] predicate.
7061 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
7063 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
7064 arrays, multiply the access strides by the size of the sub-array.
7065 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
7067 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
7069 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
7070 the configured assembler supports the sahf mnemonic.
7071 * configure: Regenerate.
7072 * config.in: Regenerate.
7074 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
7075 emit "sahf" or ".byte\t0x9e" as asm template.
7077 2007-03-14 Michael Meissner <michael.meissner@amd.com>
7080 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
7081 option to replace hard coded TARGET_xxx in md file.
7082 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
7083 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
7084 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
7085 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
7086 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
7087 (X86_TUNE_NOT_VECTORMODE): Ditto.
7088 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
7089 (TUNE_AVOID_VECTOR_DECODE): Ditto.
7090 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
7091 (TUNE_SLOW_IMUL_IMM8): Ditto.
7092 (TUNE_MOVE_M1_VIA_OR): Ditto.
7093 (TUNE_NOT_UNPAIRABLE): Ditto.
7094 (TUNE_NOT_VECTORMODE): Ditto.
7096 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
7099 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
7100 tuning options instead of hard coded TARGET_xxx.
7101 (fix ssemode peephole2's): Ditto.
7102 (imul peephole2's): Ditto.
7104 (movdi_or_rex64): Ditto.
7105 (move peephole2): Ditto.
7106 (not peephole2's): Ditto.
7108 2007-03-14 Dirk Mueller <dmueller@suse.de>
7110 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
7111 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
7112 * c-parser.c (c_parser_if_body): Always add an empty statement in case
7114 * c-parser.c (c_parser_do_statement): Warn about empty body in
7116 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
7117 * doc/invoke.texi (-Wempty-body): Update documentation.
7119 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7122 * c-common.h (warn_for_div_by_zero): Declare.
7123 * c-common.c (warn_for_div_by_zero): Define.
7124 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
7127 2007-03-14 Richard Sandiford <richard@codesourcery.com>
7129 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
7130 to PREFIX and STANDARD_PREFIX.
7132 2007-03-14 Richard Sandiford <richard@codesourcery.com>
7133 Phil Edwards <phil@codesourcery.com>
7135 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
7136 (__gthread_once_t): Remove busy field for RTPs.
7137 (__GTHREAD_ONCE_INIT): Update accordingly.
7139 2007-03-14 Richard Sandiford <richard@codesourcery.com>
7141 * doc/invoke.texi: Document VxWorks options.
7143 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
7145 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
7147 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
7149 PR tree-optimization/30590
7150 * tree-nrv.c (tree_nrv): Check for the partial update of the
7153 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
7155 * flags.h (flag_random_seed): Remove declaration, in favor of...
7156 * toplev.h (get_random_seed, set_random_seed): ... these.
7157 * tree.c (get_file_function_name): Use the former.
7158 * opts.c (common_handle_option): Use the latter.
7161 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
7164 * cse.c (cse_find_path): Do not bail out if a basic block that
7165 we already visited now becomes part of a path that starts at a
7166 different basic block. Just disallow this, to make sure we
7167 visit each basic block at most once.
7169 2007-03-13 Jan Hubicka <jh@suse.cz>
7171 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
7172 when profile esitmate is present, calls with very low frequency are
7175 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
7177 PR tree-optimization/30730
7178 PR tree-optimization/26900
7179 * tree-ssa-loop-niter.c: Include gmp.h.
7181 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
7182 split_to_var_and_offset, determine_value_range,
7183 bound_difference_of_offsetted_base, refine_bounds_using_guard,
7184 bound_difference, bounds_add, bounds_negate,
7185 number_of_iterations_ne_max, dump_affine_iv): New functions.
7186 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
7187 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
7188 difference of initial and final value of control iv to validate
7190 (number_of_iterations_cond): Add loop parameter. Determine bounds
7191 on the difference of the extremes of the control iv. Add dumps.
7192 (expand_simple_operations): Handle phi nodes.
7193 (simplify_using_initial_conditions): Do not record used conditions.
7194 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
7195 Do not set additional_info.
7196 (implies_nonnegative_p, implies_ge_p): Removed.
7197 (derive_constant_upper_bound): Do not use parameter `additional'.
7198 (record_estimate): Parameter `additional' removed. Parameter
7199 `i_bound' added. Do not call derive_constant_upper_bound.
7200 (record_nonwrapping_iv): Use derive_constant_upper_bound to
7201 bound the number of iterations estimate.
7202 (estimate_numbers_of_iterations_loop): Pass the estimate from
7203 the number of iterations analysis to record_estimate.
7204 * tree.h (multiple_of_p): Declare.
7205 * tree-scalar-evolution.c (expression_expensive_p): Removed.
7206 (scev_const_prop): Do not check expression_expensive_p.
7207 * fold-const.c (multiple_of_p): Exported.
7208 * double-int.c (double_int_mask): Exported.
7209 * double-int.h (double_int_mask): Declare.
7210 * tree-flow.h (struct tree_niter_desc): Removed additional_info
7211 field. Added max field.
7213 2007-03-13 David Taylor <taylor@candd.org>
7216 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
7219 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7222 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
7223 two unamed patterns.
7225 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
7227 * config/i386/i386.opt (mcx16, msahf): New options.
7228 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
7229 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
7231 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
7232 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
7233 Output -mcx16 and -msahf options when corresponding bit is set.
7235 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
7238 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
7240 * configure.ac: Test for assembler tolerance to # 0 "".
7241 * configure, config.in: Rebuilt.
7242 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
7244 2007-03-13 Geoffrey Keating <geoffk@apple.com>
7246 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
7248 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
7249 (handle_syscall): Handle direct system calls.
7250 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
7252 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
7254 * doc/invoke.texi: Fix cpp.info cross-reference.
7255 * doc/passes.texi: Fix gcc.info cross-reference.
7257 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
7259 PR tree-optimization/30835
7260 * lambda-code.c (can_convert_to_perfect_nest): Check whether
7261 bb_for_stmt is not NULL before accessing it.
7263 2007-03-12 Joseph Myers <joseph@codesourcery.com>
7265 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
7268 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
7271 * doc/install.texi: Document --enable-stage1-languages
7273 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
7275 * tree-pass.h (pass_into_cfg_layout_mode,
7276 pass_outof_cfg_layout_mode): Declare.
7277 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
7278 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
7279 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
7280 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
7282 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
7284 * c-decl.c (warn_variable_length_array): New function.
7285 Refactored from grokdeclarator to handle warn_vla
7286 and handle unnamed array case.
7287 (grokdeclarator): Refactored VLA warning case.
7288 * c.opt (Wvla): New flag.
7289 * doc/invoke.texi (Wvla): New warning.
7291 2007-03-12 Richard Henderson <rth@redhat.com>
7293 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
7294 (TARGET_SECTION_TYPE_FLAGS): New.
7296 2007-03-12 Richard Henderson <rth@redhat.com>
7298 * config/darwin.c (machopic_reloc_rw_mask): New.
7299 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
7300 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
7302 2007-03-12 Mark Mitchell <mark@codesourcery.com>
7304 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
7305 * cppdefault.h (cpp_PREFIX): Document.
7306 (cpp_PREFIX_len): Likewise.
7307 (cpp_EXEC_PREFIX): New variable.
7308 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
7309 * c-incpath.c (add_standard_paths): Correct logic for relocating
7310 paths within prefix.
7312 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
7314 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
7315 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
7317 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
7318 fix_truncdfdi_sse using SSEMODEF mode macro.
7319 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
7320 fix_truncdfsi_sse using SSEMODEF mode macro.
7321 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
7322 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
7324 2007-03-12 Richard Sandiford <richard@codesourcery.com>
7326 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
7329 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
7331 * tree.h : Add multiple_of_p declaration.
7332 * fold-const.c (multiple_of_p): Make multiple_of_p public.
7333 * ipa-type-escape.c (results_of_malloc): Redundant.
7334 (visited_stmts): New. Visited stmt for walk_use_def_chains.
7335 (cast_type): Extended with new members.
7336 (check_cast): Returns cast_type.
7337 (cast): New structure for data of walk_use_def_chains.
7338 (is_malloc_result, is_cast_from_non_pointer_1,
7339 is_cast_from_non_pointer,
7340 is_array_access_through_pointer_and_index): New functions.
7341 (look_for_casts): Returns cast types.
7342 (check_call): Returns void.
7343 (okay_pointer_operation): Use support of pointer plus index,
7344 pointer plus constant and allow all multiplications.
7346 2007-03-11 Richard Guenther <rguenther@suse.de>
7348 PR tree-optimization/31115
7349 * tree-vrp.c (extract_range_from_binary_expr): Make sure
7350 the shift count is positive and non-anti-range for RSHIFT_EXPR.
7351 A shift count of zero is not special as with *_DIV_EXPR.
7352 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
7355 2007-03-11 Ian Lance Taylor <iant@google.com>
7357 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
7358 the *_DIV_EXPR codes correctly with overflow infinities.
7360 2007-03-11 Ira Rosen <irar@il.ibm.com>
7362 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
7363 indicate success/failure of the analysis. Add negation to subtrahend
7364 in case of subtraction. Fail if both operands contain constants.
7365 (create_data_ref): Fail if analyze_offset fails.
7367 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
7369 * config/i386/i386.md (frndintxf2): Rename to ...
7370 (rintxf2): ... this. Remove expander having same name.
7371 (rintsf2, rintdf2): Implement using SSEMODEF macro.
7372 (roundsf2, rounddf2): Ditto.
7373 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
7374 (lround<mode>di2, lround<mode>si2): Ditto.
7376 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
7378 * lower-subreg.c: Include except.h.
7379 (decompose_multiword_subregs): Verify that the only control flow
7380 insns we can split are loads to multi-words pseudos.
7381 Handle breaking such blocks after splitting, instead of calling
7382 find_many_sub_basic_blocks.
7384 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
7385 on the new basic block. Add a lengthy comment explaining why we
7386 thought this was necessary.
7387 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
7389 2007-03-10 Mark Mitchell <mark@codesourcery.com>
7392 * tree.c (walk_type_fields): Recurse into the element type of
7393 ARRAY_TYPEs if there is a pointer set.
7395 2007-03-10 Dirk Mueller <dmueller@suse.de>
7397 * c-common.c (warn_logical_operator): Fix condition.
7399 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
7401 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
7403 * config/darwin.c (machopic_select_section): Remove superfluous
7404 argument in call to categorize_decl_for_section. Remove unused
7407 2007-03-10 Joseph Myers <joseph@codesourcery.com>
7409 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
7411 * configure: Regenerate.
7413 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
7416 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
7417 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
7418 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
7419 Add LABEL_NUSES to emitted label.
7420 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
7421 branch probability value to emitted jump insn.
7422 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
7423 Do not check life information and do not re-arrange input operands
7424 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
7426 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
7428 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
7429 the change of decode_asm_operands.
7431 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
7433 * mode-switching.c (create_pre_exit): Skip blockage insn.
7435 2007-03-09 Diego Novillo <dnovillo@redhat.com>
7437 * tree-pass.h (TODO_update_smt_usage): Remove.
7439 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
7443 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7445 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
7446 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
7447 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
7450 2007-03-09 Geoffrey Keating <geoffk@apple.com>
7452 * gcc.c: Document %{, in big comment at top.
7453 (input_suffix_matches): Remove special handling for .s and
7455 (input_spec_matches): New.
7456 (handle_braces): Handle %{,.
7457 (validate_switches): ',' indicates a value which is not a switch.
7458 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
7459 to detect assembler input.
7460 * config/i386/sol2.h (CPP_SPEC): Likewise.
7461 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
7462 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
7463 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
7464 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
7465 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
7466 -m64 causes deployment target to default to 10.5.
7467 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
7469 2007-03-09 Richard Henderson <rth@redhat.com>
7472 * target.h (targetm.asm.out.reloc_rw_mask): New.
7473 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
7474 (TARGET_ASM_OUT): Use it.
7475 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
7476 * varasm.c (categorize_decl_for_section): Remove shlib argument;
7477 use the new reloc_rw_mask target hook instead.
7478 (default_section_type_flags_1): Merge into...
7479 (default_section_type_flags): ... here.
7480 (decl_readonly_section_1): Merge into...
7481 (decl_readonly_section): ... here.
7482 (default_elf_select_section_1): Merge into...
7483 (default_elf_select_section): ... here.
7484 (default_unique_section_1): Merge into...
7485 (default_unique_section): ... here.
7486 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
7487 (default_select_rtx_section): Use it.
7488 (default_elf_select_rtx_section): Likewise.
7489 * output.h: Update to match.
7490 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
7491 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
7492 (TARGET_ASM_RELOC_RW_MASK): New.
7493 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
7494 to categorize_decl_for_section.
7495 (x86_64_elf_unique_section): Likewise.
7496 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
7497 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
7498 (TARGET_ASM_RELOC_RW_MASK): New.
7499 * config/ia64/ia64.c (ia64_rwreloc_select_section,
7500 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
7501 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
7502 (TARGET_RWRELOC): Remove.
7503 (ia64_section_type_flags): Adjust call to default_section_type_flags.
7504 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
7505 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
7506 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
7507 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
7508 (rs6000_xcoff_select_section): Use decl_readonly_section.
7509 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
7510 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
7511 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
7512 (TARGET_SECTION_TYPE_FLAGS): Remove.
7513 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
7515 2007-03-09 Roger Sayle <roger@eyesopen.com>
7517 * fold-const.c (fold_comparison): Remove compile-time evaluation of
7518 complex constant equality/inequality comparisons for here.
7519 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
7520 known at compile-time or can be simplified to a scalar comparison.
7521 (fold_relational_const): Move compile-time evaluation of complex
7522 constant equality/inequality comparisons to here.
7524 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7526 PR rtl-optimization/30643
7527 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
7529 (fold_rtx): Recurse, like before 2006-11-03.
7531 2007-03-09 DJ Delorie <dj@redhat.com>
7533 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
7536 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
7538 PR tree-optimization/30375
7539 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
7540 LHS of statements is not the same.
7541 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
7543 2007-03-09 Chao-ying Fu <fu@mips.com>
7545 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
7547 * doc/invoke.texi (-mdspr2): Document new option.
7548 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
7549 New unspec for DSP REV 2.
7550 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
7551 these instructions are extended in DSP REV 2.
7552 (mips-dspr2.md): Include.
7553 * config/mips/mips.opt (mdspr2): New option.
7554 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
7555 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
7556 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
7557 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
7558 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
7559 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
7560 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
7562 (bdesc_map): Add one field of unsupported_target_flags.
7563 (bdesc_arrays): Update entries to have extra fields. Add
7565 (mips_init_builtins): Initialize new function types.
7566 Check unsupported_target_fileds to filter out builtins.
7567 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
7569 (ASM_SPEC): Pass mdspr2 to the assembler.
7570 * config/mips/mips-dspr2.md: New file.
7572 2007-03-09 Sa Liu <saliu@de.ibm.com>
7574 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
7576 2007-03-09 Ian Lance Taylor <iant@google.com>
7578 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
7579 argument) like -Wstrict-overflow=2.
7580 * doc/invoke.texi (Warning Options): Update documentation.
7582 2007-03-09 Dirk Mueller <dmueller@suse.de>
7585 * doc/invoke.texi (-Wlogical-op): Document.
7586 * common.opt (-Wlogical-op): New.
7587 * c-common.h (warn_logical_operator): Declare.
7588 * c-common.c (warn_logical_operator): Define.
7589 * c-typeck.c (parser_build_binary_op): Call
7590 warn_logical_operator.
7592 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7594 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
7595 * final.c (final_scan_insn): Test for non-"" file name.
7597 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
7599 * doc/loop.texi: Document the Omega linear constraints solver.
7600 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
7601 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
7602 omega-hash-table-size, omega-max-keys, and
7603 omega-eliminate-redundant-constraints.
7604 * tree-pass.h (pass_check_data_deps): Declared.
7607 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
7608 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
7609 pass_check_data_deps): New.
7610 * tree-data-ref.c (init_data_ref): Remove declaration.
7611 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
7612 (analyze_array): Renamed init_array_ref, move up initializations.
7613 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
7614 Removed arguments that are set to NULL.
7615 (analyze_indirect_ref): Correct indentation, correct call to
7617 (object_analysis): Call init_array_ref instead of analyze_array.
7618 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
7619 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
7620 of DR_ACCESS_FNS_ADDR.
7621 (init_omega_eq_with_af, omega_extract_distance_vectors,
7622 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
7623 ddr_consistent_p): New.
7624 (compute_affine_dependence): Check consistency of ddrs when
7625 flag_check_data_deps is passed.
7626 (analyze_all_data_dependences): Uncomment.
7627 (tree_check_data_deps): New.
7628 * tree-data-ref.h: Include omega.h.
7629 (DR_ACCESS_FNS_ADDR): Removed.
7630 (data_dependence_relation): Add inner_loop.
7631 (DDR_INNER_LOOP): New.
7632 * common.opt (fcheck-data-deps): New.
7633 * tree-flow.h (tree_check_data_deps): Declare.
7634 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
7635 (OBJS-common): Depend on omega.o.
7637 * passes.c (pass_check_data_deps): Scheduled.
7638 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
7639 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
7640 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
7641 PARAM_VECT_MAX_VERSION_CHECKS,
7642 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
7644 2007-03-09 Richard Guenther <rguenther@suse.de>
7646 PR tree-optimization/30904
7648 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
7649 the same way as *_DIV_EXPR.
7651 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7653 * recog.c (decode_asm_operands): No mixed declarations and code.
7655 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7657 * rtl.def (ASM_INPUT): Add location.
7658 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
7659 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
7660 (decode_asm_operands): Add loc operand.
7661 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
7662 * stmt.c (expand_asm): Rename to...
7663 (expand_asm_loc): ... this. Add locus argument. Pass it on to
7664 gen_rtx_ASM_INPUT_loc.
7665 (expand_asm_expr): Adjust.
7666 * recog.c (decode_asm_operands): Add loc operand.
7667 (check_asm_operands, extract_insn): Adjust.
7668 * reload1.c (maybe_fix_stack_asms): Likewise.
7669 * final.c (asm_insn_count): Likewise.
7670 (final_scan_insn): Output # line before and after asm.
7672 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
7674 * tree-ssa-structalias.c (variable_info): Remove
7676 (new_var_info): Ditto.
7677 (shared_bitmap_info_t): New structure.
7678 (shared_bitmap_table): New variable.
7679 (shared_bitmap_hash): New function.
7680 (shared_bitmap_eq): Ditto
7681 (shared_bitmap_lookup): Ditto.
7682 (shared_bitmap_add): Ditto.
7683 (merge_smts_into): Change to take bitmap directly.
7684 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
7685 (init_alias_vars): Init shared bitmap hashtable.
7686 (delete_points_to_sets): Delete shared bitmap hashtable.
7687 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
7688 is_aliased removal as a change that was still necessary was
7691 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
7693 * config/i386/i386.h (override_options): Conditionally disable
7694 x86_sahf for 64bit targets only.
7696 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7699 * c-decl.c (merge_decls): Don't call make_var_volatile.
7700 * varasm.c (make_var_volatile): Remove.
7701 * output.h (make_var_volatile): Remove.
7703 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
7705 PR tree-optimization/31085
7706 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
7708 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7710 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
7711 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
7712 ATTR_CONST_NOTHROW_LIST.
7714 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
7717 2007-03-08 Diego Novillo <dnovillo@redhat.com>
7719 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
7721 2007-03-08 Geoffrey Keating <geoffk@apple.com>
7724 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
7726 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
7727 passed, use shared libgcc.
7729 2007-03-08 Roger Sayle <roger@eyesopen.com>
7731 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
7732 instead of calling build2 with a GIMPLE_MODIFY_STMT.
7733 (honor_protect_cleanup_actions, lower_try_finally_switch):
7735 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
7736 ifc_temp_var): Likewise.
7737 * tree-inline.c (setup_one_parameter): Likewise.
7738 * tree-mudflap.c (mf_decl_cache_locals,
7739 mf_build_check_statement_for): Likewise.
7740 * tree-nested.c (init_tmp_var, save_tmp_var,
7741 finalize_nesting_tree_1): Likewise.
7742 * tree-outof-ssa.c (insert_copy_on_edge,
7743 insert_backedge_copies): Likewise.
7744 * tree-profile.c (tree_gen_edge_profiler,
7745 tree_gen_ic_profiler): Likewise.
7746 * tree-scalar-evolution.c (scev_const_prop): Likewise.
7747 * tree-sra.c (sra_build_assignment): Likewise.
7748 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
7749 * tree-ssa-math-opts.c (insert_reciprocals,
7750 execute_cse_sincos_1): Likewise.
7751 * tree-tailcall.c (adjust_accumulator_values,
7752 adjust_return_value): Likewise.
7753 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
7754 * tree-vect-transform.c (vect_create_data_ref_ptr,
7755 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
7756 vect_create_epilog_for_reduction, vectorizable_reduction,
7757 vectorizable_call, vectorizable_conversion,
7758 vectorizable_assignment, vectorizable_operation,
7759 vectorizable_type_demotion, vect_gen_widened_results_half,
7760 vect_permute_store_chain, vectorizable_store,
7761 vect_setup_realignment, vect_permute_load_chain,
7762 vectorizable_load, vectorizable_condition,
7763 vect_create_cond_for_align_checks): Likewise.
7764 * tree-vrp.c (build_assert_expr_for): Likewise.
7766 2007-03-08 Ian Lance Taylor <iant@google.com>
7768 * tree-vrp.c: Include "intl.h".
7769 (usable_range_p): New static function.
7770 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
7771 overflowed values, juts set *strict_overflow_p.
7772 (compare_values): Only return -2 if one of the operands is not a
7774 (compare_ranges): Call usable_range_p.
7775 (compare_range_with_value): Likewise.
7776 (vrp_evaluate_conditional_warnv): Rename from
7777 vrp_evaluate_conditional. Make static. Change all callers.
7778 (vrp_evaluate_conditional): New function.
7779 (simplify_div_or_mod_using_ranges): Issue warning about reliance
7781 (simplify_abs_using_ranges): Likewise.
7782 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
7783 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
7784 within_stmt parameter.
7785 * tree-ssa-propagate.c (fold_predicate_in): Update call to
7786 vrp_evaluate_conditional.
7787 * tree-ssa-threadedge.c
7788 (record_temporary_equivalences_from_stmts_at_dest): Change
7789 simplify parameter to take a second tree parameter.
7790 (simplify_control_stmt_condition): Likewise.
7791 (thread_across_edge): Likewise.
7792 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
7793 (thread_across_edge): Likewise.
7794 * Makefile.in (tree-vrp.o): Depend upon intl.h.
7796 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
7798 * config/i386/i386.h (TARGET_SAHF): New define.
7799 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
7800 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
7801 (x86_sahf): New global variable.
7802 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
7803 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
7804 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
7805 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
7807 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
7808 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
7809 when expanding fcomi/sahf based tests.
7810 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
7811 expanding sahf based alternative. Emit sahf based sequence when
7812 optimizing for code size.
7813 * config/i386/i386.md (x86_sahf_1): Do not disable for
7814 TARGET_64BIT, enable for TARGET_SAHF.
7816 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
7818 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
7819 spurious whitespace from error message.
7821 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
7824 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
7826 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
7828 * c-decl.c (grokdeclarator): Disable warnings for anonymous
7830 * tree-sra.c (instantiate_element): Propagate disabled warnings
7831 from the element itself to the created variable.
7833 2007-03-07 Richard Henderson <rth@redhat.com>
7836 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
7837 silently fix up the stack in the case of a missing register.
7839 2007-03-07 Paul Brook <paul@codesourcery.com>
7841 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
7843 2007-03-07 Joseph Myers <joseph@codesourcery.com>
7845 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
7847 (phase1_vrs): Use them.
7848 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
7849 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
7850 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
7851 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
7852 __gnu_Unwind_Restore_WMMXC if required.
7853 (_Unwind_VRS_Pop): Implement iWMMXt support.
7854 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
7855 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
7856 gnu_Unwind_Save_WMMXC): Define.
7858 2007-03-07 Richard Sandiford <richard@codesourcery.com>
7860 * config/vxworks.h (vxworks_override_options): Declare.
7861 (VXWORKS_OVERRIDE_OPTIONS): Use it.
7862 * config/vxworks.c: Include target.h and toplev.h.
7863 (vxworks_override_options): New function.
7864 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
7866 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
7868 * config/s390/s390.c (override_options): Don't emit an error when
7869 -mstack-size is used without providing -mstack-guard.
7870 (s390_emit_prologue): Choose stack_guard value automatically if not
7871 provided via command line.
7872 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
7874 2007-03-07 Richard Sandiford <richard@codesourcery.com>
7876 * config/i386/i386.c (output_set_got): Add a GOT initialization
7877 sequence for VxWorks PIC.
7878 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
7879 around labels as well as symbols. Use gotoff_operand instead
7880 of local_symbolic_operand.
7881 (legitimize_pic_address): Use gotoff_operand instead of
7882 local_symbolic_operand. Use @GOT accesses for labels as
7884 (ix86_output_addr_diff_elt): Use PC-relative rather than
7885 GP-relative offsets for VxWorks PIC.
7886 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
7887 no_new_pseudos. Check whether the returned register is op0.
7888 * config/i386/i386.md (tablejump): Use PC-relative rather than
7889 GP-relative offsets for VxWorks PIC.
7890 * config/i386/predicates.md (gotoff_operand): New predicate.
7892 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7894 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
7896 * config/vxworks-dummy.h: New file.
7897 * config/i386/i386.h: Include it.
7899 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
7901 * dwarf2out.c (is_inlined_entry_point): New
7902 (add_high_low_attributes): Emit DW_AT_entry_pc along with
7903 DW_AT_ranges if the first subblock is the entry point.
7905 2007-03-06 David Daney <ddaney@avtrex.com>
7907 * doc/install.texi (mips-*-*): Change recommended binutils
7910 2007-03-06 Anatoly Sokolov <aesok@post.ru>
7912 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
7913 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
7915 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7916 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7918 2007-03-06 Jan Hubicka <jh@suse.cz>
7920 * errors.h (warning, error, fatal, internal_error): Mark as cold.
7921 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
7923 (probably_cold_bb_p): Cold functions are cold.
7924 (probably_never_executed_bb_p): Cold functions are cold.
7925 (tree_bb_level_predictions): Predict calls to cold functions as not
7927 (compute_function_frequency): Check hot/cold attributes.
7928 * function.h (function_frequency): Update comments.
7929 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
7930 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
7931 (c_common_att): Add cold and hot.
7933 * doc/extend.texi (hot,cold attributes): Document.
7935 2007-03-06 Andrew Haley <aph@redhat.com>
7937 * function.c (expand_function_end): Move blockage to just after we
7938 emit the label for the naked return from the function.
7940 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7942 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
7945 2007-03-06 Jan Hubicka <jh@suse.cz>
7947 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
7948 loaded for constant large models. Non-large 64bit PIC can do.
7949 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
7950 * cmodel.h: Add LARGE PIC.
7951 * i386.md (UNSPEC_PLTOFF): New.
7952 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
7954 (*call_1_rex64): Disable for large models.
7955 (*call_1_rex64_large): New.
7956 (*call_value_1_rex64): Disable for large models.
7957 (*call_value_1_rex64_large): New.
7958 (set_rip_rex4): New.
7959 (set_got_offset_rex64): New.
7960 * predicates.md (constant_call_address_operand): For large model
7961 constant calls are not possible.
7962 * i386-protos.h (construct_plt_address): Declare.
7963 * i386.c (override_options): Accept large models.
7964 (ix86_expand_prologue): Expand large PIC GOT pointer load.
7965 (legitimate_constant_p): Add new UNSPECs.
7966 (legitimate_pic_operand_p): Likewise.
7967 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
7968 (legitimize_pic_address): Do easy RIP relative way for TLS only for
7970 (output_pic_addr_const): Add PLTOFF.
7971 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
7972 (ix86_expand_move): Legitimize pic address when in PIC mode.
7973 (construct_plt_address): New function.
7974 (ix86_expand_call): Offload the address to register and use GOT pointer
7976 * invoke.texi (mcmodel=large): Update documentation.
7978 2007-03-06 Richard Henderson <rth@redhat.com>
7980 * config/i386/i386.c (x86_use_leave, x86_push_memory,
7981 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
7982 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
7983 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
7984 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
7985 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
7986 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
7987 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
7988 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
7989 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
7990 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7991 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
7992 x86_sse_partial_reg_dependency, x86_sse_split_regs,
7993 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
7994 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
7995 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
7996 x86_schedule, x86_use_bt, x86_pad_returns,
7997 x86_use_xchgb): Merge into ...
7998 (ix86_tune_features): ... here. New array.
7999 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
8000 x86_bswap): Merge into ...
8001 (ix86_arch_features): ... here. New array.
8002 (x86_3dnow_a): Remove.
8003 (x86_accumulate_outgoing_args): Make static.
8004 (x86_arch_always_fancy_math_387): Make static.
8005 (ix86_tune_mask, ix86_arch_mask): Move ...
8006 (override_options): ... to local variables here. Apply the
8007 appropriate mask to each element of ix86_arch_features and
8008 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
8009 as were done in the old macros.
8010 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
8011 * config/i386/i386.h (x86_use_leave, x86_push_memory,
8012 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
8013 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
8014 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
8015 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
8016 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
8017 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
8018 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
8019 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
8020 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
8021 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8022 x86_accumulate_outgoing_args, x86_prologue_using_move,
8023 x86_epilogue_using_move, x86_decompose_lea,
8024 x86_arch_always_fancy_math_387, x86_shift1,
8025 x86_sse_partial_reg_dependency, x86_sse_split_regs,
8026 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
8027 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
8028 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
8029 x86_use_incdec, x86_pad_returns, x86_bswap,
8030 x86_partial_flag_reg_stall): Remove.
8031 (enum ix86_tune_indices): New.
8032 (ix86_tune_features): New.
8033 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
8034 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
8035 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
8036 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
8037 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
8038 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
8039 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
8040 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
8041 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
8042 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
8043 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
8044 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
8045 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
8046 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
8047 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
8048 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
8049 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
8050 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
8051 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
8052 TARGET_EXT_80387_CONSTANTS): Use it.
8053 (enum ix86_arch_indices): New.
8054 (ix86_arch_features): New.
8055 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
8056 TARGET_BSWAP): Use it.
8057 (ix86_tune_mask, ix86_arch_mask): Remove.
8059 2007-03-06 Joseph Myers <joseph@codesourcery.com>
8062 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
8063 Define using $${sysroot_headers_suffix}.
8064 * configure: Regenerate.
8065 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
8066 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
8068 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
8069 * gcc.c (print_sysroot_headers_suffix): New.
8070 (option_map): Include --print-sysroot-headers-suffix.
8071 (display_help): Mention -print-sysroot-headers-suffix.
8072 (process_command): Handle -print-sysroot-headers-suffix.
8073 (do_spec_1): Append multilib directory to include-fixed path if
8074 sysroot suffixes in use.
8075 (main): Handle -print-sysroot-headers-suffix.
8076 * Makefile.in (start.encap): Don't depend on xlimits.h
8077 (xlimits.h): Remove.
8078 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
8079 limits.h for each multilib in fixinc_list.
8080 (fixinc_list, s-fixinc_list): New.
8081 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
8082 generate them for each multilib in fixinc_list.
8083 (stmp-fixproto): Use include-fixed. Run fixproto for each
8084 multilib in fixinc_list.
8085 (mostlyclean): Don't remove xlimits.h.
8086 (clean): Remove include-fixed.
8087 (real-install-headers-tar, real-install-headers-cpio,
8088 real-install-headers-cp): Don't copy include, only include-fixed.
8089 (install-mkheaders): Depend on fixinc_list. Don't depend on
8090 xlimits.h. Save limits.h files for each multilib in fixinc_list.
8091 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
8092 SYSTEM_HEADER_DIR setting in mkheaders.conf.
8094 2007-03-06 Jan Hubicka <jh@suse.cz>
8096 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
8099 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8101 * configure.ac: Allow tm_file to contain build-directory files.
8102 * configure: Regenerate.
8103 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
8104 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
8105 * config/m68k/print-sysroot-suffix.sh: New file.
8107 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8109 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
8110 of pic_offset_table_rtx if reload_completed.
8111 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
8112 PIC_OFFSET_TABLE_REGNUM.
8113 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
8115 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
8116 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
8118 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8120 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
8121 functions that call eh_return.
8123 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8125 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
8126 functions that need a constant pool.
8128 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8131 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
8132 (m68k_preferred_reload_class): Likewise.
8133 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
8134 (SECONDARY_RELOAD_CLASS): Define.
8135 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
8136 (LIMIT_RELOAD_CLASS): Delete.
8137 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
8138 registers from storing bytes.
8139 (m68k_secondary_reload_class): New function.
8140 (m68k_preferred_reload_class): Likewise.
8142 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8144 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
8146 (m68k_expand_prologue): Likewise.
8148 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8150 * config/m68k/m68k-protos.h (output_sibcall): Declare.
8151 (mips_expand_epilogue): Add a bool parameter.
8152 (m68k_legitimize_sibcall_address): Declare.
8153 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
8154 (m68k_expand_epilogue): Add a parameter to select between sibling
8155 and normal epilogues. Only generate a return for the latter.
8156 (m68k_ok_for_sibcall_p): New function.
8157 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
8158 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
8159 (sibcall_value, *sibcall_value): Likewise.
8160 (*call, *call_value): Require !SIBLING_CALL_P.
8161 (epilogue): Update call to m68k_expand_epilogue.
8162 (sibcall_epilogue): New pattern.
8163 * config/m68k/predicates.md (const_call_operand): Say that this
8164 predicate applies to sibling calls too.
8165 (sibcall_operand): New predicate.
8167 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8169 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
8170 alternatives as movsi_cf.
8171 (movsf_cf_hard): Add commentary.
8173 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
8174 Richard Sandiford <richard@codesourcery.com>
8176 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
8177 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
8178 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
8179 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
8180 as being live on exit from an interrupt function.
8181 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
8182 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
8183 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
8184 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
8185 (m68k_interrupt_function_p): Globalize.
8186 (m68k_compute_frame_layout): Remove reverse mask code.
8187 (m68k_emit_movem, m68k_set_frame_related): New functions.
8188 (m68k_output_function_prologue): Delete in favor of...
8189 (m68k_expand_prologue): ...this new function.
8190 (m68k_output_function_epilogue): Delete in favor of...
8191 (m68k_expand_epilogue): ...this new function.
8192 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
8194 (print_operand): Handle %?.
8195 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
8196 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
8197 (prologue, epilogue): New patterns.
8198 (return): Turn into a define_expand.
8199 (*return): New pattern, derived from old "return" pattern. Use rte
8200 rather than rts for interrupt functions. Only use rtd if the pop
8202 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
8203 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
8204 (link, *link, unlink, *unlink, load_got): Likewise.
8206 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8210 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
8211 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
8212 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
8213 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
8214 and m68k_matches_u_p.
8215 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
8216 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
8217 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
8218 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
8219 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
8220 (REG_STRICT_P): New macro.
8221 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
8222 PCREL_GENERAL_OPERAND_OK.
8223 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
8224 m68k_legitimate_base_reg_p.
8225 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
8226 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
8227 (PIC_CASE_VECTOR_ADDRESS): Update comment.
8228 * config/m68k/m68k.c (m68k_address): New structure.
8229 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
8230 (m68k_decompose_index, m68k_legitimate_constant_address_p)
8231 (m68k_jump_table_ref_p, m68k_decompose_address)
8232 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
8233 (m68k_matches_u_p): New functions.
8234 (print_operand_address): Rewrite to use m68k_decompose_index.
8236 2007-03-05 David Taylor <dtaylor@emc.com>
8238 * gcc.c: Correct copyright date in --version output.
8240 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8242 * pa.md: In unamed move patterns, disparge copies between general
8243 and floating point registers using '?' modifier. Don't include 'f'
8244 constraint for register preferences in DImode, SImode, HImode and
8245 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
8246 Remove constraints for copies between general and floating registers
8247 in soft-float DFmode pattern.
8248 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
8252 2007-03-05 Mike Stump <mrs@apple.com>
8254 * c-common.c (targetcm): Add.
8255 * c-opts.c (c_common_handle_option): Handle language specific
8257 * opts.c (handle_option): Verify language for target options, if
8259 * opth-gen.awk: Add CL_LANG_ALL.
8260 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
8261 (TARGETCM_INITIALIZER): Add.
8262 * target.h (struct gcc_targetcm): Add.
8264 * targhooks.c (default_handle_c_option): Add.
8265 * targhooks.h (default_handle_c_option): Add.
8266 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
8268 * config/darwin.opt (iframework): Add.
8269 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
8270 * config/darwin-c.c (handle_c_option): Add.
8271 (TARGET_HANDLE_C_OPTION): Add.
8273 * doc/invoke.texi (Darwin Options): Add -iframework.
8275 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8277 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
8280 2007-03-05 Ian Lance Taylor <iant@google.com>
8282 * c.opt (fgnu89-inline): New option.
8283 * c-opts.c (c_common_post_options): Set default value for
8285 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
8286 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
8288 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
8289 (grokdeclarator, start_function): Likewise.
8290 * c-cppbuiltin.c (c_cpp_builtins): Define either
8291 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
8292 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
8293 (C Dialect Options): Document -fgnu89-inline.
8294 * doc/extend.texi (Function Attributes): Explain what the
8295 gnu_inline attribute does.
8296 * doc/cpp.texi (Common Predefined Macros): Document
8297 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8299 2007-03-05 Ian Lance Taylor <iant@google.com>
8301 PR tree-optimization/31034
8302 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
8303 half-range if the other side is an overflow infinity.
8305 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
8307 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
8308 (bfin*-linux-uclibc*): New configuration.
8309 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
8311 * config/bfin/linux.h: New file.
8312 * config/bfin/libgcc-bfin.ver: New file.
8313 * config/bfin/t-bfin-uclinux: New file.
8314 * config/bfin/t-bfin-linux: New file.
8315 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
8316 (TARGET_OS_CPP_BUILTINS): New macro.
8318 2007-03-05 Richard Guenther <rguenther@suse.de>
8320 * fold-const.c (fold_binary): Remove duplicate folding
8321 of comparison of non-null ADDR_EXPR against null.
8323 2007-03-05 Richard Guenther <rguenther@suse.de>
8324 Dorit Nuzman <dorit@il.ibm.com>
8326 PR tree-optimization/26420
8327 * tree-vectorizer.c (vectorize_loops): Bail out early if there
8328 are no loops in the function. Only print the number of
8329 vectorized loops if it is greater than zero or we are supposed
8330 to print information about unvectorized loops.
8332 2007-03-05 Revital Eres <eres@il.ibm.com>
8334 * gcc.dg/var-expand1.c: New test.
8335 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
8336 when an accumulator is expanded.
8338 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8341 * c-common.c (convert_and_check): Don't give warnings for
8342 conversion if 'expr' already overflowed.
8344 2007-03-04 Roger Sayle <roger@eyesopen.com>
8347 * fold-const.c (fold_comparison): Enforce type consistency when
8348 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
8350 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
8352 * tree-ssa-address.c (create_mem_ref): Do not put an expression
8353 containing a cast to the base of TARGET_MEM_REF.
8355 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
8357 * tree.c (tree_contains_struct_check_failed): Remove spurious
8358 whitespace from error message.
8360 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8363 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
8364 instead of precision.
8366 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
8367 Nathan Sidwell <nathan@codesourcery.com>
8369 * emit-rtl.c (find_auto_inc): New.
8370 (try_split): recreate REG_INC notes,
8371 Use regular for loops rather than whiles.
8373 2007-03-03 Andreas Schwab <schwab@suse.de>
8375 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
8376 * configure: Regenerate.
8378 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8380 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
8381 flag_rounding_math, not flag_unsafe_math_optimizations.
8383 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
8385 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
8386 alpha_fold_vector_minmax): Likewise.
8387 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8388 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
8390 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
8392 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
8393 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
8394 if the lhs has side-effects.
8395 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
8397 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8399 * config/i386/i386.h (TUNEMASK): Remove define.
8400 (ARCHMASK): Remove define.
8401 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
8402 Use ix86_arch_mask variable instead of ARCHMASK.
8403 * config/i386/i386.c (override_options): Ditto.
8404 (standard_80387_constant_p): Ditto.
8406 2007-03-02 Ian Lance Taylor <iant@google.com>
8408 Used signed infinities in VRP.
8409 * tree-vrp.c (uses_overflow_infinity): New static function.
8410 (supports_overflow_infinity): New static function.
8411 (make_overflow_infinity): New static function.
8412 (negative_overflow_infinity): New static function.
8413 (positive_overflow_infinity): New static function.
8414 (is_negative_overflow_infinity): New static function.
8415 (is_positive_overflow_infinity): New static function.
8416 (is_overflow_infinity): New static function.
8417 (overflow_infinity_range_p): New static function.
8418 (compare_values_warnv): New function split out of compare_values.
8419 (compare_value): Call it.
8420 (set_value_range_to_nonnegative): Add overflow_infinity
8421 parameter. Change caller.
8422 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
8424 (vrp_expr_computes_nonzero): Likewise.
8425 (compare_ranges, compare_range_with_value): Likewise.
8426 (compare_name_with_value, compare_names): Likewise.
8427 (vrp_evaluate_conditional): Likewise.
8428 (set_value_range): Handle infinity
8429 (vrp_operand_equal_p, operand_less_p): Likewise.
8430 (extract_range_from_assert): Likewise.
8431 (vrp_int_const_binop): Likewise.
8432 (extract_range_from_binary_expr): Likewise.
8433 (extract_range_from_unary_expr): Likewise.
8434 (extract_range_from_comparison): Likewise.
8435 (extract_range_from_expr): Likewise.
8436 (dump_value_range): Likewise.
8437 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
8438 (test_for_singularity): Likewise.
8439 (vrp_int_const_binop): Remove inline qualifier.
8440 (adjust_range_with_scev): Add comment.
8441 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
8443 2007-03-02 Diego Novillo <dnovillo@redhat.com>
8445 * tree-ssa-structalias.c (could_have_pointers): Tidy.
8446 (get_constraint_for): Likewise.
8447 (do_structure_copy): Likewise.
8448 (find_func_aliases): Fix references to MODIFY_EXPR.
8449 (intra_create_variable_infos): Tidy.
8450 * tree-ssa-operands.c (add_virtual_operand): Add argument
8452 When adding members of alias sets, if IS_CALL_SITE is true and
8453 the symbol is not call-clobbered, skip it.
8456 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
8458 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
8459 entry by means of emit_insn_at_entry.
8461 2007-03-02 Richard Henderson <rth@redhat.com>
8463 * expr.h (promoted_input_arg): Remove decl.
8464 * function.c (promoted_input_arg): Merge into ...
8465 * combine.c (setup_incoming_promotions): ... only caller.
8466 Rearrange to avoid double loop.
8468 2007-03-02 Ben Elliston <bje@au.ibm.com>
8469 Peter Bergner <bergner@vnet.ibm.com>
8470 Janis Johnson <janis187@us.ibm.com>
8472 * config/rs6000/dfp.md: New file.
8473 * config/rs6000/rs6000.md: Include dfp.md.
8474 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
8475 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
8476 and TDmode decimal float modes in FP registers.
8477 (num_insns_constant): Likewise.
8478 (rs6000_legitimate_offset_address_p): Likewise.
8479 (rs6000_legitimize_address): Likewise.
8480 (rs6000_legitimize_reload_address): Likewise.
8481 (rs6000_legitimate_address): Likewise.
8482 (rs6000_emit_move): Likewise.
8483 (function_arg_boundary): Likewise.
8484 (function_arg_advance): Likewise.
8485 (rs6000_darwin64_record_arg_recurse): Likewise.
8486 (function_arg): Likewise.
8487 (rs6000_gimplify_va_arg): Likewise.
8488 (rs6000_split_multireg_move): Likewise.
8489 (rs6000_output_function_epilogue): Likewise.
8490 (rs6000_output_function_epilogue): Likewise.
8491 (rs6000_register_move_cost): Likewise.
8492 (rs6000_function_value): Likewise.
8493 (rs6000_libcall_value): Likewise.
8495 2007-03-02 Richard Sandiford <richard@codesourcery.com>
8497 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
8499 2007-03-02 Richard Sandiford <richard@codesourcery.com>
8501 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
8502 Use $MULTIDIR to choose between the kernel and RTP headers,
8503 and use $WIND_BASE and $WIND_USR to locate them.
8505 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8507 * config/i386/i386.c (override_options): Put initialization of
8508 ix86_tune_mask and ix86_arch_mask to the correct place.
8510 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8511 Michael Meissner <michael.meissner@amd.com>
8514 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
8516 (TARGET_CMOVE): Use ARCHMASK.
8517 (TARGET_CMPXCHG): Ditto.
8518 (TARGET_CMPXCHG8B): Ditto.
8519 (TARGET_XADD): Ditto.
8520 (TARGET_BSWAP): Ditto.
8521 * config/i386/i386.c (ix86_tune_mask): New global variable.
8522 (ix86_arch_mask): Ditto.
8523 (override_options): Initialize ix86_tune_mask and
8524 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
8527 2007-03-02 Ben Elliston <bje@au.ibm.com>
8530 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
8532 2007-03-02 Joseph Myers <joseph@codesourcery.com>
8534 * target.h (init_dwarf_reg_sizes_extra): New target hook.
8535 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
8536 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
8537 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
8539 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
8540 rs6000_init_dwarf_reg_sizes_extra): New.
8541 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
8542 SPE register high parts.
8544 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
8546 * Makefile.in: Add install-pdf target as
8547 copied from automake v1.10 rules.
8548 * configure.ac: Add install-pdf to target list.
8549 * configure: Regenerate.
8551 2007-03-01 Paul Brook <paul@codesourcery.com>
8553 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
8554 modes to LDRD for DImode.
8555 (output_move_double): Fixup out of range ldrd/strd.
8556 (vfp_secondary_reload_class): Rename...
8557 (coproc_secondary_reload_class): ... to this. Add wb argument.
8558 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
8559 coproc_secondary_reload_class for CLASS_IWMMXT.
8560 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
8561 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
8563 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
8565 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
8566 factor by the estimated number of iterations.
8567 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
8570 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
8571 decode_caches_intel, detect_caches_intel): New functions.
8572 (host_detect_local_cpu): Use detect_caches_amd and
8573 detect_caches_intel.
8575 2007-03-01 Richard Henderson <rth@redhat.com>
8577 * expr.c (emit_move_complex_push): Export.
8578 (emit_move_complex_parts): Split out from ...
8579 (emit_move_complex): ... here.
8580 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
8581 * config/i386/i386.md (movcdi): New.
8583 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
8585 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
8586 size of mode1 to check for tieable modes in MMX case.
8588 2007-03-01 Richard Sandiford <richard@codesourcery.com>
8590 * Makefile.in (rtlanal.o): Depend on tree.h.
8591 * rtl.h (offset_within_section_p, split_const): Declare.
8592 * rtlanal.c: Include tree.h.
8593 (offset_within_block_p): New function, taken from
8594 mips_offset_within_object_p.
8595 (split_const): New function, taken from mips_split_const.
8596 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
8598 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
8599 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
8600 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
8601 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8602 (m68k_illegitimate_symbolic_constant_p): New function.
8603 * config/m68k/m68k.md (movsi): Remove misleading predicates.
8604 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
8605 symbolic constant that might be outside the symbol's section,
8606 move the symbol first and then add the offset.
8607 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
8609 * config/mips/mips.c (mips_split_const): Delete.
8610 (mips_offset_within_object_p): Delete.
8611 (mips_symbolic_constant_p): Use offset_within_section_p and
8612 split_const instead of mips_offset_within_object_p and
8614 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
8615 (mips_legitimize_const_move, print_operand_reloc)
8616 (mips_dangerous_for_la25_p): Use split_const instead of
8619 2007-02-28 Eric Christopher <echristo@apple.com>
8621 * Makefile.in (install-include-dir): Don't rm -rf include.
8623 2007-02-28 Richard Guenther <rguenther@suse.de>
8626 * fold-const.c (fold_binary): Do not associate expressions
8627 with more than one variable for integer types that do not wrap.
8629 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
8631 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
8632 Delete, and replace with...
8633 (fold_builtin_call_array): This. Update callers to use it.
8634 * fold-const.c (fold_build_call_list): Delete, and replace with...
8635 (fold_build_call_array): This.
8636 (fold_build_call_list_initializer): Delete, and replace with...
8637 (fold_build_call_array_initializer): This.
8638 * tree.h: Update declarations to reflect above changes.
8640 * c-typeck.c (build_function_call): Store converted arguments
8641 in a stack-allocated array instead of building a list.
8642 (convert_arguments): Store arguments in the array passed in as an
8643 argument, and return the actual number of arguments.
8644 * c-format.c: (check_function_format): Pass arguments in an
8645 array instead of a list.
8646 * c-common.c (check_function_nonnull): Likewise.
8647 (check_function_sentinel): Likewise.
8648 (check_function_arguments): Likewise.
8649 * c-common.h: Update declarations to reflect above changes.
8651 2007-02-28 Jan Hubicka <jh@suse.cz>
8653 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
8654 PRED_NEGATIVE_RETURN): Update outcomes.
8656 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
8658 * calls.c (emit_library_call_value_1): Handle partial registers
8659 correctly when building up CALL_INSN_FUNCTION_USAGE.
8661 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8663 * pa/predicates.md (move_src_operand): Allow zero for mode.
8664 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
8667 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
8670 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
8671 *movv2df_internal): Enable pattern only for valid operand
8673 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
8674 tie only 128bit modes. For MMX registers, tie only 64bit modes.
8676 2007-02-27 Mike Stump <mrs@apple.com>
8678 * config/darwin-crt3.c: Avoid compilation when compiling for a
8681 2007-02-27 Joseph Myers <joseph@codesourcery.com>
8683 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
8685 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
8686 for fixed headers and limits.h.
8687 (install-include-dir, install-headers-tar, install-headers-cpio,
8688 install-headers-cp, real-install-headers-tar,
8689 real-install-headers-cpio, real-install-headers-cp): Handle
8690 include-fixed as well as include.
8691 (install-mkheaders): Don't install files that go only in include
8693 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
8694 from GCC_INCLUDE_DIR.
8695 * gcc.c (process_command): Remove special -BstageN/ handling.
8696 (do_spec_1): Add include-fixed directories.
8698 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8700 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
8702 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
8704 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
8707 2007-02-27 Mark Mitchell <mark@codesourcery.com>
8709 * c-common.c (get_priority): Add check for
8710 SUPPORTS_INIT_PRIORITY.
8712 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8714 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
8716 * config/bfin/bfin.c: Include "cfglayout.h".
8717 (MAX_LSETUP_DISTANCE): New macro.
8718 (struct loop_info): New members incoming, incoming_src and
8719 incoming_dest. Delete member predecessor.
8720 (length_for_loop): New function.
8721 (bfin_optimize_loop): Handle more different loop structures.
8722 (bfin_discover_loop): Rework detection of predecessor blocks by
8723 examining incoming edges.
8724 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
8726 (bfin_reorder_loops): New function.
8727 (bfin_reorg_loops): Use these three new functions.
8729 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
8730 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
8731 (CONSTRAINT_LEN): Add entry for 'q'.
8732 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
8733 Add 'q' constraints.
8734 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
8735 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
8737 * config/bfin/bfin.md (add_with_carry): New pattern.
8738 (s_or_u, su_optab, su_modifier): New code macros/attrs.
8739 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
8740 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
8741 support unsigned multiplies too. Removed incorrect commutativity from
8742 operand 1 constraint where appropriate.
8743 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
8745 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
8746 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
8748 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
8749 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
8750 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
8751 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
8752 usmulhisi_hh_huh): New patterns.
8754 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
8755 lshifthi3): Fix output template to use half reg for operand 2.
8757 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
8760 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
8762 2007-02-27 Andreas Schwab <schwab@suse.de>
8764 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
8766 2007-02-27 Jan Hubicka <jh@suse.cz>
8768 * predict.c (last_basic_block_p): Remove.
8769 (tree_estimate_probability): Update return heuristic for commonized
8772 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
8774 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
8776 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
8778 * doc/include/gcc-common.texi (versionsubtitle): New macro.
8779 * doc/cpp.texi: Standardize title page.
8780 * doc/cppinternals.texi: Likewise.
8781 * doc/gcc.texi: Standardize title page, remove version number
8782 from copyright page.
8783 * doc/gccint.texi: Likewise.
8784 * doc/install.texi: Standardize title page, add table of
8787 2007-02-26 Jan Hubicka <jh@suse.cz>
8789 * predict.def: Set outcomes according to more recent results.
8790 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
8791 Remove dead predictors.
8792 * predict.c (return_prediction): Fix pasto.
8794 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8796 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
8797 change; avoid a memory leak when returning early.
8799 2007-02-26 Mark Mitchell <mark@codesourcery.com>
8801 * c-decl.c (static_ctors): Move to c-common.c.
8802 (static_dtors): Likewise.
8803 (finish_function): Use c_record_cdtor_fn.
8804 (build_cdtor): Move to c-common.c.
8805 (c_write_global_declarations): Use c_build_cdtor_fns.
8806 * c-common.h (static_ctors): Declare.
8807 (static_dtors): Likewise.
8808 (c_record_cdtor_fn): Likewise.
8809 (c_build_cdtor_fns): Likewise.
8810 * c-common.c (static_ctors): New variable.
8811 (static_dtors): Likewise.
8812 (c_record_cdtor_fn): New function.
8813 (build_cdtor): Move from c-decl.c
8814 (c_build_cdtor_fns): New function.
8816 * output.h (assemble_addr_to_section): Declare.
8817 (get_cdtor_priority_section): Likewise.
8818 * varasm.c (assemble_addr_to_section): New function.
8819 (get_cdtor_priority_section): Likewise.
8820 (default_named_section_asm_out_destructor): Use them.
8821 (destor_dtor_section_asm_out_destructor): Likewise.
8822 (default_named_section_asm_out_constructor): Likewise.
8823 (default_ctor_section_asm_out_constructor): Likewise.
8824 * config.gcc (*-*-vxworks*): Include vxworks.o.
8825 * config/t-vxworks (vxworks.o): New target.
8826 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
8827 (TARGET_ASM_CONSTRUCTOR): Define.
8828 (TARGET_ASM_DESTRUCTOR): Likewise.
8829 (vxworks_asm_out_constructor): Declare.
8830 (vxworks_asm_out_destructor): Likewise.
8832 * c-common.c (get_priority): Check that we have not just an
8833 INTEGER_CST, but an integer constant with integeral type.
8835 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
8837 PR tree-optimization/30938
8838 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
8839 use &dt[nargs-1] instead of &dt[nargs] in the call to
8840 vect_is_simple_use().
8842 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
8844 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
8845 from register elimination as PRE_MODIFY / POST_MODIFY increments.
8846 Do not attempt to handle MEM inside auto-inc expressions.
8847 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
8848 of a register modified by an auto-inc expression. However, do handle
8849 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
8850 (elimination_effects): Prohibit elimination of a register modified
8851 by an auto-inc expression. Disable register elimination rules whose
8852 target register is modified by an auto-inc expression with variable
8855 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
8857 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
8859 (array_at_struct_end_p): New function.
8860 (idx_infer_loop_bounds): Use it.
8861 (estimate_numbers_of_iterations_loop): Export.
8862 * predict.c (predict_loops): Use estimated_loop_iterations_int.
8863 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
8864 (tree_estimate_probability): Call record_loop_exits.
8865 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
8866 (estimated_loop_iterations, estimated_loop_iterations_int,
8867 estimated_loop_iterations_tree): New functions.
8868 (analyze_siv_subscript_cst_affine,
8869 compute_overlap_steps_for_affine_1_2,
8870 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
8871 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
8872 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
8873 (PRED_LOOP_ITERATIONS_GUESSED): New.
8874 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
8875 * cfgloop.h (estimate_numbers_of_iterations_loop,
8876 estimated_loop_iterations_int): Declare.
8878 2007-02-25 Mark Mitchell <mark@codesourcery.com>
8880 * doc/extend.texi: Document optional priority argument to
8881 constructors and destructors.
8882 * tree.c (init_priority_for_decl): Adjust GTY markers.
8883 (init_ttree): Use priority-info hash functions for
8884 init_priority_for_decl.
8885 (tree_map_eq): Rename to ...
8886 (tree_map_base_eq): ... this.
8887 (tree_map_marked_p): Rename to ...
8888 (tree_map_base_marked_p): ... this.
8889 (tree_map_base_hash): New function.
8890 (decl_init_priority_lookup): Rework.
8891 (decl_fini_priority_lookup): New function.
8892 (decl_priority_info): New function.
8893 (decl_init_priority_insert): Use it.
8894 (decl_fini_priority_insert): Likewise.
8895 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
8897 (decl_restrict_base_insert): Likewise.
8898 (decl_debug_expr_insert): Likewise.
8899 (decl_value_expr_lookup): Likewise.
8900 (decl_value_expr_insert): Likewise.
8901 * tree.h (priority_type): New type.
8902 (decl_init_priority_lookup): Use priority_type.
8903 (decl_fini_priority_lookup): New function.
8904 (decl_init_priority_insert): Use priority_type.
8905 (decl_fini_priority_insert): New function.
8906 (DECL_HAS_INIT_PRIORITY): Tweak comments.
8907 (DECL_INIT_PRIORITY): Likewise.
8908 (SET_DECL_INIT_PRIORITY): Add comment.
8909 (DECL_FINI_PRIORITY): New macro.
8910 (SET_DECL_FINI_PRIORITY): Likewise.
8911 (DEFAULT_INIT_PRIORITY): Document.
8912 (MAX_INIT_PRIORITY): Likewise.
8913 (MAX_RESERVED_INIT_PRIORITY): Likewise.
8914 (tree_map_base): New type.
8915 (tree_map_base_eq): New function.
8916 (tree_map_base_hash): Likewise.
8917 (tree_map_base_marked_p): Likewise.
8918 (tree_map): Inherit from tree_map_base.
8919 (tree_map_eq): Make it a macro.
8920 (tree_map_marked_p): Likewise.
8921 (tree_int_map): Inherit from tree_map_base.
8922 (tree_int_map_eq): Make it a macro.
8923 (tree_int_map_hash): Likewise.
8924 (tree_int_map_marked_p): Likewise.
8925 (tree_priority_map): New type.
8926 (tree_priority_map_eq): New macro.
8927 (tree_priority_map_hash): Likewise.
8928 (tree_priority_map_marked_p): Likewise.
8929 * varasm.c (emults_decl): Adjust for refactoring of tree_map
8931 (emutls_common_1): Likewise.
8932 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
8933 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
8934 of tree_map hierarchy.
8935 * tree-cfg.c (move_stmt_r): Likewise.
8936 (new_label_mapper): Likewise.
8937 * c-tree.h (c_expand_body): Move to ...
8938 * c-common.h (c_expand_body): ... here.
8939 * c-decl.c (c_expand_body): Move to ...
8940 * c-common.c (c_expand_body): ... here.
8941 (c_common_attribute_table): Allow 1 argument for the constructor
8942 and destructor attributes.
8943 (get_priority): New function.
8944 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
8945 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
8947 2007-02-24 Jan Hubicka <jh@suse.cz>
8950 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
8952 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
8953 Jan Hubicka <jh@suse.cz>
8956 * i386.c (counter_mode): New function.
8957 (expand_set_or_movmem_via_loop): Use it.
8958 (expand_movmem_epilogue): Likewise; fix pasto.
8959 (ix86_expand_movmem): Do emit guard even for constant counts.
8960 (ix86_expand_setmem): Likewise.
8962 2007-02-25 Nick Clifton <nickc@redhat.com>
8964 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
8965 (JUMP_TABLES_IN_TEXT_SECTION): Define.
8967 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
8970 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
8971 count argument with 0x10, not with 0x16.
8972 (expand_setmem_epilogue): Ditto.
8974 2007-02-24 Mike Stump <mrs@apple.com>
8976 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
8979 2007-02-24 Richard Guenther <rguenther@suse.de>
8982 * fold-const.c (fold_binary): Fold x +- CST op x for
8983 EQ_EXPR and NE_EXPR.
8985 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8987 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
8989 2007-02-24 Jan Hubicka <jh@suse.cz>
8991 * cgraphunit.c (decide_is_function_needed): Honor
8992 -fkeep-inline-functions.
8994 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8996 * builtins.c (fold_builtin_modf): New.
8997 (fold_builtin_2): Use it.
8999 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
9001 * loop-iv.c (implies_p): Detect additional cases where A implies B.
9002 (determine_max_iter): Take additional LOOP arg; all callers changed.
9003 Lose broken logic dealing with PLUS. Try to limit the upper bound by
9004 one using simplifications.
9005 (simplify_using_initial_values): Return if the expression becomes
9006 invalid due to altered regs.
9008 2007-02-23 DJ Delorie <dj@redhat.com>
9010 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
9012 2007-02-23 Mike Stump <mrs@apple.com>
9014 * tlink.c (scan_linker_output): Parse linker messages from
9015 darwin9's linker better.
9017 2007-02-23 Steve Ellcey <sje@cup.hp.com>
9020 * varpool.c (varpool_assemble_pending_decls): Set
9021 varpool_last_needed_node to null.
9023 2007-02-23 DJ Delorie <dj@redhat.com>
9025 * config/i386/i386.c (ix86_data_alignment): Don't specify an
9026 alignment bigger than the object file can handle.
9028 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
9031 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
9032 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
9033 (*movsf_1): Penalize MMX moves.
9035 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
9037 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
9038 2^32-1 or more times unless flag_unsafe_loop_optimizations.
9040 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
9042 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9044 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
9045 (fold_builtin_1): Use them.
9046 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
9047 BUILT_IN_SIGNIFICAND.
9049 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
9051 * config/i386/i386.c (bdesc_1arg): Initialize
9052 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
9053 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
9054 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
9055 and IX86_BUILTIN_MOVSLDUP.
9057 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
9059 PR rtl-optimization/30841
9060 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
9062 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9064 * builtins.c (fold_builtin_frexp): New.
9065 (fold_builtin_2): Use it.
9067 2007-02-22 Mark Mitchell <mark@codesourcery.com>
9069 * doc/invoke.texi (Spec Files): Document getenv spec function.
9071 * gcc.c (getenv_spec_function): New function.
9072 (static_spec_functions): Add it.
9073 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
9074 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
9077 2007-02-22 Michael Matz <matz@suse.de
9080 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
9081 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
9083 2007-02-22 Ian Lance Taylor <iant@google.com>
9086 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
9087 (mem_loc_descriptor): Call it.
9089 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
9090 Ira Rosen <irar@il.ibm.com>
9092 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
9094 2007-02-22 Ira Rosen <irar@il.ibm.com>
9096 PR tree-optimization/30843
9097 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
9098 stores only after all the group is vectorized.
9100 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
9102 PR tree-optimization/30858
9103 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
9104 in the reduction cycle have a single use in the loop.
9105 * tree-vectorizer.h (relevant): Add documentation.
9107 2007-02-20 Mike Stump <mrs@apple.com>
9109 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
9110 * configure: Regenerate.
9112 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9114 Change the defaults of some parameters and options.
9115 * config/spu/spu-protos.h (spu_optimization_options): Declare.
9116 * config/spu/spu.c (spu_optimization_options): Add.
9117 (spu_override_options): Change params in spu_optimization_options.
9118 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
9120 Register 127 is only 16 byte aligned when used as a frame pointer.
9121 * config/spu/spu-protos.h (spu_init_expanders): Declare.
9122 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
9123 HARD_FRAME_POINTER_REGNUM.
9124 (spu_legitimate_address): Use regno_aligned_for_reload.
9125 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
9126 aligned when frame_pointer_needed is true.
9127 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
9129 * config/spu/spu.h (INIT_EXPANDERS): Define.
9131 Make sure shift and rotate instructions have valid immediate operands.
9132 * config/spu/predicates.md (spu_shift_operand): Remove.
9133 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
9134 * config/spu/constraints.md (W, O): Extend range.
9135 * config/spu/spu.md (umask, nmask): Define.
9136 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
9137 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
9138 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
9139 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
9140 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
9141 (lshr<mode>3_reg): Fix rtl description.
9143 Make sure mulhisi immediate operands are valid.
9144 * config/spu/predicates.md (imm_K_operand): Add.
9145 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
9147 Generate constants using fsmbi and andi.
9148 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
9149 (print_operand, spu_split_immediate, classify_immediate,
9150 fsmbi_const_p): Handle IC_FSMBI2.
9152 Correctly handle a CONST_VECTOR containing symbols.
9153 * config/spu/spu.c (print_operand): Handle HIGH correctly.
9154 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
9155 (immediate_load_p): Allow symbols that use 2 instructions to create.
9156 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
9157 with symbols when flag_pic is set.
9158 (const_vector_immediate_p): New.
9159 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
9160 accept a CONST_VECTOR with symbols.
9161 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
9162 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
9164 * config/spu/spu.md (high, low): Delete.
9165 (low_<mode>): Define.
9167 Remove INTRmode and INTR_REGNUM, which didn't work.
9168 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
9170 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
9171 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
9172 peephole2 pattern): Don't use INTR or 131.
9173 (movintrcc): Delete.
9174 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
9175 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
9176 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
9177 (UNSPEC_SET_INTR): Add.
9178 * config/spu/spu-modes.def (INTR): Remove.
9180 More accurate warnings about run-time relocations.
9181 * config/spu/spu.c (reloc_diagnostic): Test in_section.
9183 Correctly warn about immediate arguments to specific intrinsics.
9184 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
9185 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
9186 the instruction predicate.
9188 Fix tree check errors with latest update.
9189 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
9191 (spu_expand_builtin): Use CALL_EXPR_FN.
9193 Add missing specific intrinsics.
9194 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
9196 * config/spu/spu_internals.h: Ditto.
9198 Fix incorrect operand modifiers.
9199 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
9200 * config/spu/spu.md (xor<mode>3): Change %S to %J.
9202 Optimize one case of zero_extend of a vec_select.
9203 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
9205 Accept any immediate for hbr.
9206 * config/spu/spu.md (hbr): Change s constraints to i.
9208 2007-02-21 Paul Brook <paul@codesourcery.com>
9210 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
9211 condexec_count when skipping USE and CLOBBER.
9213 2007-02-21 Nick Clifton <nickc@redhat.com>
9215 * common.opt (Warray-bounds): Add Warning attribute.
9216 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
9218 (fsized-zeroes): Add Optimization attribute.
9219 (fsplit-wide-types, ftree-scev-cprop): Likewise.
9220 * c.opt (Wc++0x-compat): Add Warning attribute.
9222 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
9225 * reload1.c (eliminate_regs_in_insn): In the single_set special
9226 case, attempt to re-recognize the insn before falling back to
9227 having reload fix it up.
9229 2007-02-20 Eric Christopher <echristo@gmail.com>
9231 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
9232 Rewrite accordingly.
9233 (frv_read_iacc_argument): Ditto.
9234 (frv_expand_set_builtin): Take a call instead of arglist, update for
9236 (frv_expand_unop_builtin): Ditto.
9237 (frv_expand_binop_builtin): Ditto.
9238 (frv_expand_cut_builtin): Ditto.
9239 (frv_expand_binopimm_builtin): Ditto.
9240 (frv_expand_voidbinop_builtin): Ditto.
9241 (frv_expand_int_void2arg): Ditto.
9242 (frv_expand_prefetches): Ditto.
9243 (frv_expand_voidtriop_builtin): Ditto.
9244 (frv_expand_voidaccop_builtin): Ditto.
9245 (frv_expand_load_builtin): Ditto.
9246 (frv_expand_store_builtin): Ditto.
9247 (frv_expand_mdpackh_builtin): Ditto.
9248 (frv_expand_mclracc_builtin): Ditto.
9249 (frv_expand_mrdacc_builtin): Ditto.
9250 (frv_expand_mwtacc_builtin): Ditto.
9251 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
9254 2007-02-20 Janis Johnson <janis187@us.ibm.com>
9256 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
9257 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
9259 (HAVE_GAS_DFP): Check for assembler support of decimal floating
9261 * configure: Regenerate.
9262 * config.in: Regenerate.
9263 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
9264 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
9265 masks to power6 and power6x and to POWERPC_MASKS.
9266 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9268 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
9269 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
9270 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9271 Access PROTOTYPE as variable, not mask.
9273 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
9275 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
9276 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
9277 * combine.c (adjust_for_new_dest): Use it.
9278 * postreload.c (reload_combine): Likewise.
9280 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
9282 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
9283 notes on an insn with multiple sets, even if single_set returns
9284 non-NULL for that insn.
9286 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9288 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
9291 2007-02-20 Geoffrey Keating <geoffk@apple.com>
9293 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
9294 if user didn't pass it.
9295 * config/i386/darwin.h (CC1_SPEC): Likewise.
9296 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
9297 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
9298 -mmacosx-version-min.
9300 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9301 Uros Bizjak <ubizjak@gmail.com>
9303 * optabs.h (enum optab_index): Add new OTI_scalb.
9304 (scalb_optab): Define corresponding macro.
9305 * optabs.c (init_optabs): Initialize scalb_optab.
9306 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
9308 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
9309 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
9310 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
9311 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
9312 flag_unsafe_math_optimizations is set.
9314 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
9315 to implement scalbf, scalb and scalbl built-ins as inline x87
9318 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9319 DJ Delorie <dj@redhat.com>
9322 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
9323 (diagnostic_report_diagnostic): ... here, and turn them into real
9324 errors. If warnings are inhibited, no need to do anything.
9326 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
9328 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
9329 better code generation.
9331 2007-02-20 Ben Elliston <bje@au.ibm.com>
9333 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
9335 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
9337 * config/alpha/alpha.c, config/alpha/alpha.md,
9338 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
9339 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
9340 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
9341 config/arm/lib1funcs.asm: Follow spelling conventions.
9343 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
9344 config/fr30/fr30.md, config/i386/i386.h,
9345 config/iq2000/iq2000.h, config/iq2000/predicates.md,
9346 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
9347 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
9348 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
9349 config/rs6000/altivec.md, config/rs6000/rs6000.c,
9350 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
9351 config/sparc/sparc.c, config/sparc/sparc.h,
9352 config/sparc/sparc.md, config/spu/constraints.md,
9353 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
9356 2007-02-20 Alan Modra <amodra@bigpond.net.au>
9359 * varasm.c (use_blocks_for_decl_p): Return false for decls with
9362 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
9364 * doc/invoke.texi (-ftree-lrs): Remove.
9366 2007-02-19 Diego Novillo <dnovillo@redhat.com>
9368 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
9371 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
9373 * config/ia64/ia64.c (ia64_expand_builtin): Use the
9374 new CALL_EXPR_FN macro for retrieving the function
9375 declaration of the input expression.
9377 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9379 * c.opt (Waddress): New.
9380 * common.opt (Walways-true): Delete.
9381 (Wstring-literal-comparison): Delete.
9382 * doc/invoke.texi (Warning Options): Delete -Walways-true and
9383 -Wstring-literal-comparison. Add -Waddress.
9385 (Walways-true): Delete.
9386 (Wstring-literal-comparison): Delete.
9387 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
9388 consistently instead of -Walways-true in example.
9389 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
9390 * c-typeck.c (parser_build_binary_op): Replace
9391 -Wstring-literal-comparison and -Walways-true with -Waddress.
9392 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
9395 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
9397 * tree-cfg.c (dump_function_to_file): Be prepared for functions
9398 without DECL_STRUCT_FUNCTION initialized.
9400 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
9402 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
9403 due to calls to functions taking pointers as parameters.
9405 2007-02-19 Richard Henderson <rth@redhat.com>
9408 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
9411 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
9413 * config/s390/s390.c (s390_call_saved_register_used,
9414 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
9415 accessed to the new scheme.
9417 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9419 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
9420 (cris_print_index, cris_print_operand, cris_print_operand_address)
9421 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
9422 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
9423 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
9425 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
9426 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
9427 GO_IF_LEGITIMATE_ADDRESS): Ditto.
9428 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
9429 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
9430 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
9431 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
9432 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
9433 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
9434 (uminsi3, call, call_value): Ditto.
9435 (define_split: indir_to_reg_split, unnamed): Ditto.
9437 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
9439 PR tree-optimization/30975
9440 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
9443 2007-02-18 Eric Christopher <echristo@gmail.com>
9445 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
9446 Remove use of arglist.
9447 (mips_expand_builtin): Remove use of arglist, pass in expr.
9448 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
9449 (mips_expand_builtin_movtf): Ditto.
9450 (mips_expand_builtin_compare): Ditto.
9452 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
9454 * tree-sra.c (sra_build_assignment): Replace assertion
9455 checking with a comment explaining why it can't be done.
9457 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
9460 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
9461 during CALL_EXPR representation conversion.
9462 * tree-ssa-propagate.c (set_rhs): Likewise.
9464 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
9466 * tree-sra.c (sra_build_assignment): Disable assertion checking
9469 2007-02-18 Roger Sayle <roger@eyesopen.com>
9471 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
9472 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9473 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
9475 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
9476 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
9477 gimplify_init_ctor_eval_range, gimple_push_cleanup,
9478 gimplify_omp_for, gimplify_omp_atomic_pipeline,
9479 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
9480 force_gimple_operand): Likewise.
9481 * ipa-cp.c (constant_val_insert): Likewise.
9482 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
9483 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
9484 perfect_nestify): Likewise.
9485 * langhooks.c (lhd_omp_assignment): Likewise.
9486 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
9487 lower_copyprivate_clauses, lower_send_clauses,
9488 lower_send_shared_vars, expand_parallel_call,
9489 expand_omp_for_generic, expand_omp_for_static_nochunk,
9490 expand_omp_for_static_chunk, expand_omp_sections,
9491 lower_omp_single_copy, lower_omp_for_lastprivate,
9492 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
9493 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
9494 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
9497 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
9499 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
9500 config/sh/sh.md: Follow spelling conventions.
9502 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
9503 config/frv/predicates.md: Follow spelling conventions.
9505 * config/m68k/linux-unwind.h: Fix a comment typo.
9506 * target.h: Follow spelling conventions.
9508 2007-02-18 Roger Sayle <roger@eyesopen.com>
9510 PR rtl-optimization/28173
9511 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
9512 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
9513 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
9514 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
9515 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
9517 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9519 * builtins.c (fold_builtin_load_exponent): New.
9520 (fold_builtin_2): Use it.
9522 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
9524 PR rtl-optimization/30773
9525 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
9526 if we fail to attach a REG_EQUIV note.
9528 2007-02-18 David Edelsohn <edelsohn@gnu.org>
9529 Roger Sayle <roger@eyesopen.com>
9531 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
9533 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
9535 * calls.c (initialize_argument_information): Pass original EXP
9536 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
9537 code to split complex arguments here, as part of initializing the
9539 (expand_call): Remove code that builds a list of arguments and
9540 inserts implicit arguments into it. Instead, just count how many
9541 implicit arguments there will be so we can determine the size of
9542 the ARGS array, and let initialize_argument_information do the work.
9543 (split_complex_values): Delete unused function.
9545 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
9547 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
9549 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
9551 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
9552 for arg pointer based indexed addressing.
9554 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
9556 * config/ia64/ia64.h, config/ia64/ia64.md,
9557 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
9558 spelling conventions.
9560 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9562 * config/m68k/m68k.c (split_di): New.
9563 * config/m68k/m68k-protos.h: Declare split_di.
9564 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
9565 Improve predicate handling and split constant shifts.
9567 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9569 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
9570 parameter for register bitfield operations, general predicates
9573 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9575 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
9576 * config/m68k/linux-unwind.h: New file.
9578 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
9580 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
9581 config/i386/athlon.md, config/ia64/ia64.md,
9582 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
9583 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
9584 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
9585 tree-ssa-loop-niter.c, tree-vect-analyze.c,
9586 tree-vect-transform.c: Fix comment typos.
9588 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
9590 * sched-deps.c (find_insn_list): Remove.
9591 * sched-int.h: Remove the prototype for find_insn_list.
9593 2007-02-16 Geoffrey Keating <geoffk@apple.com>
9595 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
9597 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
9598 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
9599 darwin_rs6000_override_options.
9600 (C_COMMON_OVERRIDE_OPTIONS): Expect
9601 darwin_macosx_version_min to be non-NULL always.
9602 (TARGET_C99_FUNCTIONS): Likewise.
9603 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
9604 (DARWIN_MINVERSION_SPEC): New.
9605 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
9606 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
9608 (DARWIN_MINVERSION_SPEC): New.
9609 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
9611 * config/darwin-c.c (darwin_cpp_builtins): Expect
9612 darwin_macosx_version_min to be non-NULL always.
9614 * config/rs6000/rs6000.c: Clean up trailing whitespace.
9616 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
9618 * config/i386/i386.h (x86_use_xchgb): New.
9619 (TARGET_USE_XCHGB): New macro.
9620 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
9621 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
9622 Split after reload into bswaphi for shifts of 8.
9623 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
9624 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
9625 or when optimizing for size.
9627 2007-02-16 Richard Guenther <rguenther@suse.de>
9628 Christian Bruel <christian.bruel@st.com>
9630 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
9631 DECLs but prefer SSA_NAMEs over DECLs.
9633 2007-02-16 Richard Guenther <rguenther@suse.de>
9635 * tree-flow-inline.h (single_imm_use_p): Remove.
9636 (zero_imm_uses_p): Likewise.
9637 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
9638 instead of single_imm_use_p.
9639 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
9642 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9645 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
9646 nested double- and backquotes.
9648 2007-02-15 Roger Sayle <roger@eyesopen.com>
9651 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
9652 should be unreachable.
9653 (build2_stat): Allow construction of MODIFY_EXPR at any time.
9654 For the time being redirect GIMPLE_MODIFY_STMT to the new
9655 (renamed) build_gimple_modify_stmt_stat.
9656 (build2_gimple_stat): Rename to...
9657 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
9658 Always build a GIMPLE_MODIFY_STMT node.
9659 * tree.h (build2_gimple, build2_gimple_stat): Delete.
9660 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
9663 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
9664 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
9665 * tree-complex.c (set_component_ssa_name, expand_complex_move,
9666 expand_complex_div_wide): Likewise.
9667 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
9668 * tree-ssa-loop-im.c (schedule_sm): Likewise.
9669 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
9670 * tree-ssa-loop-manip.c (create_iv): Likewise.
9671 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
9672 abs_replacement): Likewise.
9673 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
9674 realify_fake_stores): Likewise.
9676 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
9677 node rather than a GIMPLE_MODIFY_STMT node.
9678 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
9679 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
9681 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
9682 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
9685 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9688 * fold-const.c (fold_comparison): Add back the
9689 folding of constant complex comparisions.
9691 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9694 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
9695 effects unknown to this function, return early.
9697 2007-02-15 Ian Lance Taylor <iant@google.com>
9699 * lower-subreg.c (move_eh_region_note): New static function.
9700 (resolve_simple_move): Call it.
9701 (decompose_multiword_subregs): Track blocks for which we resolve a
9702 simple move which is also a control flow insn. Pass them to
9703 find_many_sub_basic_blocks.
9704 (pass_lower_subreg): Add TODO_verify_flow.
9705 (pass_lower_subreg2): Likewise.
9707 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9708 Brooks Moses <brooks.moses@codesourcery.com>
9709 Lee Millward <lee.millward@codesourcery.com>
9711 * tree.h (enum tree_code_class): Add tcc_vl_exp.
9712 (VL_EXP_CLASS_P): New.
9713 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
9715 (TREE_OPERAND_CHECK_CODE): Likewise.
9716 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
9717 (TREE_RTL_OPERAND_CHECK): Likewise.
9718 (tree_operand_check_failed): Make second parameter the whole tree
9719 instead of its code. Fixed callers.
9720 (VL_EXP_CHECK): New.
9721 (TREE_OPERAND_LENGTH): New.
9722 (VL_EXP_OPERAND_LENGTH): New.
9723 (CALL_EXPR_FN): New.
9724 (CALL_EXPR_STATIC_CHAIN): New.
9725 (CALL_EXPR_ARGS): New.
9726 (CALL_EXPR_ARG): New.
9727 (call_expr_nargs): New.
9728 (CALL_EXPR_ARGP): New.
9729 (build_nt_call_list): Declare.
9730 (build_vl_exp_stat): Declare.
9731 (build_vl_exp): New.
9732 (build_call_list): Declare.
9733 (build_call_nary): Declare.
9734 (build_call_valist): Declare.
9735 (build_call_array): Declare.
9736 (call_expr_arg): Declare.
9737 (call_expr_argp): Declare.
9738 (call_expr_arglist): Declare.
9739 (fold_build_call_list): Declare.
9740 (fold_build_call_list_initializer): Declare.
9741 (fold_call_expr): Declare to replace fold_builtin.
9742 (fold_builtin_fputs): Update to agree with modified definition.
9743 (fold_builtin_strcpy): Likewise.
9744 (fold_builtin_strncpy): Likewise.
9745 (fold_builtin_memory_chk): Likewise.
9746 (fold_builtin_stxcpy_chk): Likewise.
9747 (fold_builtin_strncpy_chk): Likewise.
9748 (fold_builtin_next_arg): Likewise.
9749 (fold_build_call_expr): Declare.
9750 (fold_builtin_call_list): Declare.
9751 (fold_builtin_call_valist): Declare.
9752 (build_call_expr): Declare.
9753 (validate_arglist): Update to agree with modified definition.
9754 (tree_operand_length): New.
9755 (call_expr_arg_iterator): New.
9756 (init_call_expr_arg_iterator): New.
9757 (next_call_expr_arg): New.
9758 (first_call_expr_arg): New.
9759 (more_call_expr_args_p): New.
9760 (FOR_EACH_CALL_EXPR_ARG): New.
9762 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
9763 and tcc_gimple_stmt.
9764 (tree_code_size): Update documentation. Use sizeof (tree) rather
9765 than sizeof (char *).
9766 (tree_size): Likewise. Add case for tcc_vl_exp.
9767 (tree_node_structure): Add case for tcc_vl_exp.
9768 (contains_placeholder_p): Likewise.
9769 (substitute_in_expr): Likewise.
9770 (substitute_placeholder_in_expr): Likewise.
9771 (stabilize_reference_1): Likewise.
9772 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
9773 to diagnose breakage of this interface for constructing CALL_EXPRs.
9774 (build_nt): Add similar assertion here.
9775 (build_nt_call_list): New.
9776 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
9777 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
9779 (get_callee_fndecl): Use new CALL_EXPR accessors.
9780 (tree_operand_check_failed): Change parameters to pass entire node
9781 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
9782 (process_call_operands): New.
9783 (build_vl_exp_stat): New.
9784 (build_call_list): New.
9785 (build_call_nary): New.
9786 (build_call_valist): New.
9787 (build_call_array): New.
9788 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9789 (call_expr_arglist): New.
9791 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
9792 tcc_vl_exp instead of a fixed-size tcc_expression.
9794 * doc/c-tree.texi (CALL_EXPR): Document new representation and
9795 accessors for CALL_EXPRs.
9796 (AGGR_INIT_EXPR): Likewise.
9798 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9799 Brooks Moses <brooks.moses@codesourcery.com>
9800 Lee Millward <lee.millward@codesourcery.com>
9802 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
9803 (expand_builtin_nonlocal_goto): Change parameter to be entire
9804 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
9805 (expand_builtin_prefetch): Likewise.
9806 (expand_builtin_classify_type): Likewise.
9807 (mathfn_built_in): Return NULL_TREE instead of 0.
9808 (expand_errno_check): Use new CALL_EXPR accessors.
9809 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
9810 Return NULL_RTX instead of 0.
9811 (expand_builtin_mathfn_2): Likewise.
9812 (expand_builtin_mathfn_3): Likewise.
9813 (expand_builtin_interclass_mathfn): Likewise.
9814 (expand_builtin_sincos): Likewise.
9815 (expand_builtin_cexpi): Likewise.
9816 (expand_builtin_int_roundingfn): Likewise.
9817 (expand_builtin_int_roundingfn_2): Likewise.
9818 (expand_builtin_pow): Likewise.
9819 (expand_builtin_powi): Likewise.
9820 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
9821 of arglist, fixing callers appropriately. Use new CALL_EXPR
9822 accessors and constructors. Return NULL_RTX instead of 0.
9823 (expand_builtin_strstr): Likewise.
9824 (expand_builtin_strchr): Likewise.
9825 (expand_builtin_strrchr): Likewise.
9826 (expand_builtin_strpbrk): Likewise.
9827 (expand_builtin_memcpy): Likewise.
9828 (expand_builtin_mempcpy): Likewise.
9829 (expand_builtin_mempcpy_args): New.
9830 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
9831 (expand_builtin_memmove_args): New.
9832 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
9833 (expand_movstr): Likewise.
9834 (expand_builtin_strcpy): Likewise.
9835 (expand_builtin_strcpy_args): New.
9836 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
9837 (expand_builtin_strncpy): Likewise.
9838 (expand_builtin_memset): Likewise.
9839 (expand_builtin_memset_args): New.
9840 (expand_builtin_bzero): Similarly to expand_builtin_memset.
9841 (expand_builtin_memcmp): Likewise.
9842 (expand_builtin_strcmp): Likewise.
9843 (expand_builtin_strncmp): Likewise.
9844 (expand_builtin_strcat): Likewise.
9845 (expand_builtin_strncat): Likewise.
9846 (expand_builtin_strspn): Likewise.
9847 (expand_builtin_strcspn): Likewise.
9848 (expand_builtin_args_info): Likewise.
9849 (expand_builtin_va_start): Likewise.
9850 (gimplify_va_arg_expr): Likewise.
9851 (expand_builtin_va_end): Likewise.
9852 (expand_builtin_va_copy): Likewise.
9853 (expand_builtin_frame_address): Likewise.
9854 (expand_builtin_alloca): Likewise.
9855 (expand_builtin_bswap): Likewise.
9856 (expand_builtin_unop): Likewise.
9857 (expand_builtin_fputs): Likewise.
9858 (expand_builtin_expect): Likewise.
9859 (expand_builtin_fabs): Likewise.
9860 (expand_builtin_copysign): Likewise.
9861 (expand_builtin_printf): Likewise.
9862 (expand_builtin_fprintf): Likewise.
9863 (expand_builtin_sprintf): Likewise.
9864 (expand_builtin_init_trampoline): Likewise.
9865 (expand_builtin_signbit): Likewise.
9866 (expand_builtin_fork_or_exec): Likewise.
9867 (expand_builtin_sync_operation): Likewise.
9868 (expand_builtin_compare_and_swap): Likewise.
9869 (expand_builtin_lock_test_and_set): Likewise.
9870 (expand_builtin_lock_release): Likewise.
9871 (expand_builtin): Likewise.
9872 (builtin_mathfn_code): Likewise.
9874 (fold_builtin_constant_p): Pass call arguments individually instead
9875 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9876 accessors and constructors. Return NULL_TREE instead of 0.
9877 (fold_builtin_expect): Likewise.
9878 (fold_builtin_classify_type): Likewise.
9879 (fold_builtin_strlen): Likewise.
9880 (fold_builtin_nan): Likewise.
9881 (integer_valued_real_p): Likewise.
9882 (fold_trunc_transparent_mathfn): Likewise.
9883 (fold_fixed_mathfn): Likewise.
9884 (fold_builtin_cabs): Likewise.
9885 (fold_builtin_sqrt): Likewise.
9886 (fold_builtin_cbrt): Likewise.
9887 (fold_builtin_cos): Likewise.
9888 (fold_builtin_cosh): Likewise.
9889 (fold_builtin_tan): Likewise.
9890 (fold_builtin_sincos): Likewise.
9891 (fold_builtin_cexp): Likewise.
9892 (fold_builtin_trunc): Likewise.
9893 (fold_builtin_floor): Likewise.
9894 (fold_builtin_ceil): Likewise.
9895 (fold_builtin_round): Likewise.
9896 (fold_builtin_int_roundingfn): Likewise.
9897 (fold_builtin_bitop): Likewise.
9898 (fold_builtin_bswap): Likewise.
9899 (fold_builtin_logarithm): Likewise.
9900 (fold_builtin_hypot): Likewise.
9901 (fold_builtin_pow): Likewise.
9902 (fold_builtin_powi): Likewise.
9903 (fold_builtin_exponent): Likewise.
9904 (fold_builtin_memset): Likewise.
9905 (fold_builtin_bzero): Likewise.
9906 (fold_builtin_memory_op): Likewise.
9907 (fold_builtin_bcopy): Deleted; call site changed to invoke
9908 fold_builtin_memory_op directly.
9909 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
9910 (fold_builtin_strncpy): Likewise.
9911 (fold_builtin_memcmp): Likewise.
9912 (fold_builtin_strcmp): Likewise.
9913 (fold_builtin_strncmp): Likewise.
9914 (fold_builtin_signbit): Likewise.
9915 (fold_builtin_copysign): Likewise.
9916 (fold_builtin_isascii): Likewise.
9917 (fold_builtin_toascii): Likewise.
9918 (fold_builtin_isdigit): Likewise.
9919 (fold_builtin_fabs): Likewise.
9920 (fold_builtin_abs): Likewise.
9921 (fold_builtin_fmin_fmax): Likewise.
9922 (fold_builtin_carg): Likewise.
9923 (fold_builtin_classify): Likewise.
9924 (fold_builtin_unordered_cmp): Likewise.
9926 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
9927 New functions split out from fold_builtin_1.
9928 (fold_builtin_n): New.
9929 (fold_builtin_varargs): New.
9930 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
9932 (fold_call_expr): New.
9933 (build_function_call_expr): Rewrite to use new helper function.
9934 (fold_builtin_call_list): New.
9935 (build_call_expr): New.
9936 (fold_builtin_call_valist): New.
9937 (rewrite_call_expr): New.
9938 (validate_arg): New.
9939 (validate_arglist): Change parameter to be entire CALL_EXPR instead
9940 of an arglist. Change return type to bool. Use new CALL_EXPR
9943 (fold_builtin_strstr): Pass call arguments individually instead
9944 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9945 accessors and constructors. Return NULL_TREE instead of 0.
9946 (fold_builtin_strchr): Likewise.
9947 (fold_builtin_strrchr): Likewise.
9948 (fold_builtin_strpbrk): Likewise.
9949 (fold_builtin_strcat): Likewise.
9950 (fold_builtin_strncat): Likewise.
9951 (fold_builtin_strspn): Likewise.
9952 (fold_builtin_strcspn): Likewise.
9953 (fold_builtin_fputs): Likewise.
9954 (fold_builtin_next_arg): Likewise.
9955 (fold_builtin_sprintf): Likewise.
9957 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
9958 NULL_RTX instead of 0.
9959 (expand_builtin_memory_chk): Likewise.
9960 (maybe_emit_chk_warning): Likewise.
9961 (maybe_emit_sprintf_chk_warning): Likewise.
9963 (fold_builtin_object_size): Pass call arguments individually instead
9964 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9965 accessors and constructors. Return NULL_TREE instead of 0.
9966 (fold_builtin_memory_chk): Likewise.
9967 (fold_builtin_stxcpy_chk): Likewise.
9968 (fold_builtin_strncpy_chk): Likewise.
9969 (fold_builtin_strcat_chk): Likewise.
9970 (fold_builtin_strcat_chk): Likewise.
9971 (fold_builtin_strncat_chk): Likewise.
9972 (fold_builtin_sprintf_chk): Likewise.
9973 (fold_builtin_snprintf_chk): Likewise.
9974 (fold_builtin_printf): Likewise.
9975 (fold_builtin_vprintf): Likewise.
9977 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
9979 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
9980 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9981 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
9982 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
9983 (fold_unary): Likewise.
9984 (fold_binary): Likewise.
9985 (fold_ternary): Remove CALL_EXPR case, since they are no longer
9986 ternary expressions.
9987 (fold): Add logic for tcc_vl_exp.
9988 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
9989 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9990 (fold_build3_stat): Add assertion to flag broken interface for
9991 constructing CALL_EXPRs.
9992 (fold_build_call_list): New.
9993 (fold_build_call_list_initializer): New.
9994 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
9996 (fold_strip_sign_ops): Likewise.
9998 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9999 Brooks Moses <brooks.moses@codesourcery.com>
10000 Lee Millward <lee.millward@codesourcery.com>
10002 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
10003 accessors and dump arguments explicitly.
10005 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
10007 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
10009 (print_call_name): Use new CALL_EXPR accessors.
10011 * print-tree.c (print_node): Add case tcc_vl_exp. Print
10012 CALL_EXPR arguments explicitly instead of as a list. Use
10013 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10015 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
10016 (vrp_visit_stmt): Likewise.
10018 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
10019 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
10021 (force_move_till_expr): Likewise.
10023 * targhooks.c (default_external_stack_protect_fail): Use
10024 build_call_expr instead of build_function_call_expr.
10025 (default_hidden_stack_protect_fail): Likewise.
10027 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
10030 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
10031 and walk arguments explicitly.
10033 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
10034 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10035 (expand_simple_operations): Likewise.
10036 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
10038 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
10039 of TREE_CODE_LENGTH.
10040 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
10042 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
10043 instead of TREE_CODE_LENGTH.
10045 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
10046 (tree_ic_transform): Likewise.
10047 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
10048 parameter instead of arglist. Fix callers.
10049 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
10050 (tree_stringops_transform): Likewise.
10051 (tree_indirect_call_to_profile): Likewise.
10052 (tree_stringops_values_to_profile): Likewise.
10054 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
10055 (eliminate_tail_call): Likewise.
10057 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
10059 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
10060 Use TREE_OPERAND_LENGTH and generalize to handle any number of
10062 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
10064 * omp-low.c (build_omp_barrier): Use build_call_expr.
10065 (lower_rec_input_clauses): Likewise.
10066 (lower_reduction_clauses): Likewise.
10067 (expand_parallel_call): Likewise.
10068 (maybe_catch_exception): Likewise.
10069 (expand_omp_for_generic): Likewise.
10070 (expand_omp_for_static_nochunk): Likewise.
10071 (expand_omp_sections): Likewise.
10072 (lower_omp_single_simple): Likewise.
10073 (lower_omp_single_copy): Likewise.
10074 (lower_omp_master): Likewise.
10075 (lower_omp_ordered): Likewise.
10076 (lower_omp_critical): Likewise.
10078 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
10079 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
10081 * tree-gimple.c (is_gimple_call_addr): Fix doc.
10082 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
10083 TREE_CODE_LENGTH. Add tcc_vl_exp case.
10085 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
10086 and generalize to handle any number of operands.
10087 (chrec_contains_undetermined): Likewise.
10088 (tree_contains_chrecs): Likewise.
10089 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
10091 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
10093 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
10094 fold_call_expr instead of fold_builtin.
10095 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
10096 match declarations there.
10097 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
10100 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
10101 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10103 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
10104 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
10106 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
10109 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
10110 (execute_cse_sincos): Use new CALL_EXPR accessors.
10112 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
10114 * gimple-low.c (lower_function_body): Use build_call_expr.
10115 (lower_builtin_setjmp): Likewise.
10117 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
10118 (set_storage_via_libcall): Likewise.
10119 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
10120 instead of TREE_CODE_LENGTH.
10121 (expand_expr_real_1): Use new CALL_EXPR accessors.
10123 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
10124 generalize to handle any number of operands.
10125 (TB_parent_eq): Likewise.
10127 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
10128 (strip_builtin_expect): Likewise.
10130 * function.c (gimplify_parameters): Use build_call_expr.
10132 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
10133 instead of TREE_CODE_LENGTH.
10135 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
10136 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
10138 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
10141 * gimplify.c (build_stack_save_restore): Use build_call_expr.
10142 (gimplify_decl_expr): Likewise.
10143 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
10144 Use new CALL_EXPR iterators.
10145 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
10146 (gimplify_modify_expr_to_memset): Likewise.
10147 (gimplify_variable_sized_compare): Likewise.
10148 (gimplify_omp_atomic_fetch_op): Likewise.
10149 (gimplify_omp_atomic_pipeline): Likewise.
10150 (gimplify_omp_atomic_mutex): Likewise.
10151 (gimplify_function_tree): Likewise.
10153 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
10154 (call_expr_flags): Likewise.
10155 (expand_call): Likewise.
10157 * except.c (expand_builtin_eh_return_data_regno): Pass entire
10158 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
10161 * coverage.c (create_coverage): Use build_call_expr.
10163 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
10164 (temp_call_expr_obstack): New.
10165 (pool_copy_list): Delete.
10166 (temp_copy_call_expr): New.
10167 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
10168 CALL_EXPR accessors. Get rid of special goo for copying argument
10169 lists and use temp_copy_call_expr instead.
10170 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
10171 CALL_EXPR accessors.
10172 (create_expression_by_pieces): Likewise. Use build_call_array
10173 to construct the result instead of fold_build3.
10174 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
10175 dealing with argument lists.
10176 (init_pre): Remove references to expression_node_pool and
10177 list_node_pool. Init temp_call_expr_obstack instead.
10178 (fini_pre): Remove references to expression_node_pool and
10181 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
10182 and walk arguments explicitly instead of as a list.
10184 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
10185 (mx_register_decls): Likewise.
10186 (mudflap_register_call): Likewise.
10187 (mudflap_finish_file): Likewise.
10189 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
10190 (ipa_callsite_compute_param): Likewise.
10192 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
10193 accessors and constructor.
10195 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
10196 accessors and constructor.
10197 (convert_tramp_reference): Likewise.
10198 (convert_call_expr): Likewise.
10199 (finalize_nesting_tree_1): Likewise.
10201 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
10204 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
10206 * tree-inline.c (initialize_inlined_parameters): Pass entire
10207 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
10209 (estimate_num_insns_1): Use new CALL_EXPR accessors.
10210 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
10212 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
10213 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10214 (vectorizable_reduction): Likewise.
10215 (vectorizable_call): Use new CALL_EXPR iterators.
10216 (vectorizable_conversion): Use build_call_expr.
10217 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
10218 (vect_gen_widened_results_half): Use build_call_expr.
10219 (vect_setup_realignment): Likewise.
10220 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
10222 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
10223 (pass_through_call): Likewise.
10224 (compute_object_sizes): Likewise. Use fold_call_expr instead of
10227 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
10228 (tree_gen_pow2_profiler): Likewise.
10229 (tree_gen_one_value_profiler): Likewise.
10230 (tree_gen_ic_func_profiler): Likewise.
10231 (tree_gen_average_profiler): Likewise.
10232 (tree_gen_ior_profiler): Likewise.
10234 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
10235 (find_func_aliases): Use new CALL_EXPR accessors. Add case
10236 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10238 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
10239 of TREE_CODE_LENGTH.
10241 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
10242 of TREE_CODE_LENGTH.
10244 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
10246 (convert_to_integer): Likewise.
10248 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
10251 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10252 Brooks Moses <brooks.moses@codesourcery.com>
10253 Lee Millward <lee.millward@codesourcery.com>
10255 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
10257 * config/frv/frv.c (frv_expand_builtin): Likewise.
10258 * config/s390/s390.c (s390_expand_builtin): Likewise.
10260 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
10261 (sparc_expand_builtin): Use new CALL_EXPR accessors.
10263 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
10264 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
10265 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
10266 (ix86_expand_store_builtin): Likewise.
10267 (ix86_expand_unop_builtin): Likewise.
10268 (ix86_expand_unop1_builtin): Likewise.
10269 (ix86_expand_sse_compare): Likewise.
10270 (ix86_expand_sse_comi): Likewise.
10271 (ix86_expand_vec_init_builtin): Likewise.
10272 (ix86_expand_vec_ext_builtin): Likewise.
10273 (ix86_expand_vec_set_builtin): Likewise.
10274 (ix86_expand_builtin): Use new CALL_EXPR accessors.
10276 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
10277 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
10279 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
10280 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
10281 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
10283 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
10285 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
10286 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
10287 arglist. Use new CALL_EXPR accessors. Fix callers.
10288 (altivec_expand_abs_builtin): Likewise.
10289 (rs6000_expand_binop_builtin): Likewise.
10290 (altivec_expand_predicate_builtin): Likewise.
10291 (altivec_expand_lv_builtin): Likewise.
10292 (spe_expand_stv_builtin): Likewise.
10293 (altivec_expand_stv_builtin): Likewise.
10294 (rs6000_expand_ternop_builtin): Likewise.
10295 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
10296 (altivec_expand_st_builtin): Likewise.
10297 (altivec_expand_dst_builtin): Likewise.
10298 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
10299 arglist. Use new CALL_EXPR accessors. Fix callers.
10300 (altivec_expand_vec_set_builtin): Likewise.
10301 (altivec_expand_vec_ext_builtin): Likewise.
10302 (altivec_expand_builtin): Use new CALL_EXPR accessors.
10303 (spe_expand_builtin): Likewise.
10304 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
10305 arglist. Use new CALL_EXPR accessors. Fix callers.
10306 (spe_expand_evsel_builtin): Likewise.
10307 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
10308 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
10310 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
10311 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
10312 (arm_expand_unop_builtin): Likewise.
10313 (arm_expand_builtin): Use new CALL_EXPR accessors.
10315 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
10318 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
10319 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
10320 (bfin_expand_unop_builtin): Likewise.
10321 (bfin_expand_builtin): Use new CALL_EXPR accessors.
10323 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10324 Brooks Moses <brooks.moses@codesourcery.com>
10325 Lee Millward <lee.millward@codesourcery.com>
10327 * c-semantics.c (build_stmt): Add internal diagnostic check.
10329 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
10330 accessors. Print arguments explicitly instead of as a list.
10332 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
10334 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
10335 (c_finish_omp_flish): Likewise.
10337 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
10338 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
10339 instead of TREE_CODE_LENGTH.
10340 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
10341 (c_warn_unused_result): Likewise.
10343 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10346 * doc/invoke.texi (Warning Options): Remove
10347 -Werror-implicit-function-declaration.
10348 (Wimplicit-function-declaration): Update description.
10349 * opts.c (common_handle_option): Move handling of -Werror=* to...
10350 (enable_warning_as_error): ...here.
10351 * opts.h (enable_warning_as_error): Declare.
10352 * c-decl.c (implicit_decl_warning): Unless
10353 -Wno-implicit-function-declaration is given, emit a pedwarn if
10354 -std=c99 or emit a warning if -Wimplicit-function-declaration.
10355 * c.opt (Wimplicit-function-declaration): Replace
10356 mesg_implicit_function_declaration with
10357 warn_implicit_function_declaration.
10358 * c-opts.c (c_common_handle_option):
10359 -Werror-implicit-function-declaration is exactly equal as
10360 -Werror=implicit-function-declaration.
10361 (set_Wimplicit): Replace mesg_implicit_function_declaration with
10362 warn_implicit_function_declaration.
10363 (c_common_post_options): -Wimplict-function-declaration is enabled
10364 by default by -std=c99, otherwise is disabled by default.
10365 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
10367 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
10369 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
10370 DECL on the rhs to a DECL on the lhs for debug info purposes if the
10371 former is ignored but not the latter.
10373 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
10375 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
10376 is made and the reference doesn't use the alias set of its type,
10377 do not create the temporary using that type.
10379 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
10381 * jump.c: Remove prototypes for delete_computation and
10382 delete_prior_computation.
10384 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
10386 * jump.c (get_label_after): Delete.
10387 (get_label_before, delete_computation, delete_jump,
10388 delete_prior_computation, follow_jumps): Move...
10389 * reorg.c (delete_computation, delete_prior_computation): ... here...
10390 (get_label_before, delete_jump): ... making these static ...
10391 (follow_jumps): ... and simplifying this since it only runs after
10393 * rtl.h (get_label_after, get_label_before, delete_jump,
10394 follow_jumps): Delete prototypes.
10396 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
10398 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
10400 2007-02-15 Nick Clifton <nickc@redhat.com>
10402 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
10403 order to prevent it from being munged by the target.
10405 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
10407 * config/i386/i386.md: Remove misleading comment.
10409 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10411 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
10412 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
10415 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10417 * tree-sra.c (instantiate_missing_elements): Canonicalize
10419 (sra_build_assignment): New.
10420 (generate_copy_inout, generate_element_copy,
10421 generate_element_zero, generate_one_element_init): Use it.
10423 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10425 * tree-sra.c (instantiate_missing_elements): Canonicalize
10427 (sra_build_assignment): New.
10428 (generate_copy_inout, generate_element_copy,
10429 generate_element_zero, generate_one_element_init): Use it.
10431 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10433 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
10436 2007-02-14 Joseph Myers <joseph@codesourcery.com>
10438 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
10439 types as aggregates not scalars.
10440 * function.c (assign_stack_temp_for_type): Likewise.
10442 2007-02-14 Roger Sayle <roger@eyesopen.com>
10443 Zdenek Dvorak <dvorakz@suse.cz>
10445 * tree-dump.c (dump_switch_p_1): Require exact match of the option
10448 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
10450 * passes.c (next_pass_1): Clear the next field of the copied
10453 2007-02-14 Richard Henderson <rth@redhat.com>
10455 * tree-sra.c (early_sra): New.
10456 (decl_can_be_decomposed_p): Deny va_list if early_sra.
10457 (tree_sra_early, pass_sra_early): New.
10458 * tree-pass.h (pass_sra_early): Declare.
10459 * passes.c (init_optimization_passes): Use it.
10461 2007-02-14 Richard Guenther <rguenther@suse.de>
10463 * flags.h (issue_strict_overflow_warning): Convert to a macro.
10465 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
10467 PR tree-optimization/30771
10468 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
10470 (vect_analyze_operations): Induction phis can now be marked as
10472 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
10473 Update documentation accordingly.
10475 2007-02-14 Nick Clifton <nickc@redhat.com>
10477 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
10478 most 3 arguments are supported.
10479 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
10481 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
10483 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
10484 Ensure dst->current is valid.
10486 2007-02-13 Paul Brook <paul@codesourcery.com>
10488 * config.gcc: Add arm*-*-uclinux-*eabi.
10489 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
10490 (SUBTARGET_EXTRA_LINK_SPEC): Define.
10491 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
10492 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
10493 (LINK_SPEC): Define.
10494 (LIB_SPEC): Define.
10495 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
10497 * config/arm/uclinux-eabi.h: New file.
10498 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
10499 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
10502 2007-02-13 Ian Lance Taylor <iant@google.com>
10504 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
10505 * flags.h (warn_strict_overflow): Declare.
10506 (enum warn_strict_overflow_code): Define.
10507 (issue_strict_overflow_warning): New static inline function.
10508 * opts.c (warn_strict_overflow): New variable.
10509 (common_handle_option): Handle OPT_Wstrict_overflow and
10510 OPT_Wstrict_overflow_.
10511 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
10513 * fold-const.c: Include intl.h.
10514 (fold_deferring_overflow_warnings): New static variable.
10515 (fold_deferred_overflow_warning): New static variable.
10516 (fold_deferred_overflow_code): New static variable.
10517 (fold_defer_overflow_warnings): New function.
10518 (fold_undefer_overflow_warnings): New function.
10519 (fold_undefer_and_ignore_overflow_warnings): New function.
10520 (fold_deferring_overflow_warnings_p): New function.
10521 (fold_overflow_warning): New static function.
10522 (make_range): Add strict_overflow_p parameter. Change all
10524 (extract_muldiv, extract_muldiv_1): Likewise.
10525 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
10526 tree_expr_nonnegative_p.
10527 (fold_negate_expr): Call fold_overflow_warning.
10528 (fold_range_test): Likewise.
10529 (fold_comparison): Likewise.
10530 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
10531 instead of tree_expr_nonnegative_p.
10532 (tree_expr_nonnegative_warnv_p): Rename from
10533 tree_expr_nonnegative_p, add strict_overflow_p parameter.
10534 (tree_expr_nonnegative_p): New function.
10535 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
10536 strict_overflow_p parameter.
10537 (tree_expr_nonzero_p): New function.
10538 * passes.c (verify_interpass_invariants): New static function.
10539 (execute_one_pass): Call it.
10540 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
10542 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
10543 (estimate_numbers_of_iterations): Likewise.
10544 (scev_probably_wraps_p): Likewise.
10545 * tree-ssa-ccp.c: Include "toplev.h".
10546 (evaluate_stmt): Defer fold overflow warnings until we know we are
10548 (struct fold_stmt_r_data): Add stmt field.
10549 (fold_stmt_r): Defer fold overflow warnings until we know we
10551 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
10552 (fold_stmt_inplace): Likewise.
10553 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
10554 (cleanup_control_expr_graph): Defer fold overflow warnings until
10555 we know we are going to optimize.
10556 * tree-cfg.c (fold_cond_expr_cond): Likewise.
10557 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
10559 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
10560 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
10561 * tree-ssa-loop-manip.c (create_iv): Likewise.
10562 * c-typeck.c (build_conditional_expr): Likewise.
10563 (build_binary_op): Likewise.
10564 * tree-vrp.c (vrp_expr_computes_nonzero): Call
10565 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
10566 (extract_range_from_unary_expr): Likewise.
10567 * simplify-rtx.c (simplify_const_relational_operation): Warn when
10568 assuming that signed overflow does not occur.
10569 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
10570 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
10571 (fold_defer_overflow_warnings): Declare.
10572 (fold_undefer_overflow_warnings): Declare.
10573 (fold_undefer_and_ignore_overflow_warnings): Declare.
10574 (fold_deferring_overflow_warnings_p): Declare.
10575 (tree_expr_nonzero_warnv_p): Declare.
10576 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
10577 of warning options.
10578 (Warning Options): Document -Wstrict-overflow.
10579 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
10580 (tree-ssa-ccp.o): Likewise.
10581 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
10582 (fold-const.o): Depend on intl.h.
10584 2007-02-13 Ian Lance Taylor <iant@google.com>
10586 PR middle-end/30751
10587 * lower-subreg.c (resolve_simple_move): Decompose subregs in
10590 2007-02-13 Stuart Hastings <stuart@apple.com>
10592 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
10594 2007-02-13 Richard Henderson <rth@redhat.com>
10596 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
10597 handled_component_p before looking for the indirect_ref.
10599 2007-02-13 Richard Henderson <rth@redhat.com>
10601 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
10602 remove flags clobber.
10603 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
10604 (bswaphi_lowpart): New.
10605 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
10606 remove TARGET_BSWAP test. Delete expander of the same name.
10608 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
10609 (expand_unop): Use them.
10611 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
10613 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
10614 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
10615 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
10616 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
10617 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
10618 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
10619 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
10620 assembler dialect choice from asm templates.
10622 2007-02-12 Richard Henderson <rth@redhat.com>
10624 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
10625 (fixuns_trunc<SSEMODEF>si2): Use it.
10626 * config/i386/sse.md (vec_setv4sf_0): Export.
10627 * config/i386/i386.c (ix86_build_const_vector): Export.
10628 (ix86_split_convert_uns_si_sse): Rename from
10629 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
10630 * config/i386/i386-protos.h: Update.
10632 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10635 * c-typeck.c (c_finish_return): Improve warning message.
10637 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10639 * alias.c (find_symbolic_term): Delete unused function.
10641 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
10643 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
10644 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
10645 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
10647 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
10649 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
10650 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
10651 the function, temporarily point the debug interface to the null one.
10653 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
10655 * dwarf2out.c (round_up_to_align): New static function.
10656 (field_byte_offset): Use it to round the offset.
10658 2007-02-12 Richard Henderson <rth@redhat.com>
10660 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
10661 (inswl_const): Export.
10663 2007-02-12 Richard Henderson <rth@redhat.com>
10665 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
10666 result mode of the libcall, convert back to outmode.
10668 2007-02-12 Roger Sayle <roger@eyesopen.com>
10670 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
10671 (bswapdi2): New define_expand to implement 32-bit implementation.
10673 2007-02-12 Nick Clifton <nickc@redhat.com>
10675 * doc/invoke.texi (Overall Options): Document --help=.
10676 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
10677 (cc1_options): Pass --help= on to cc1.
10678 (display_help): Add description of --help=.
10679 (process_command): Add code to handle --help=. Allow translated
10680 --help and --target-help switches to be passed on to compiler
10682 (main): Remove unused if statement.
10683 * opts.c (columns): Remove.
10684 (LEFT_COLUMN): Define.
10685 (wrap_help): Add columns argument.
10686 (print_filtered_help): Change parameters to be an include bitmask,
10687 an exclude bitmask, an any bitmask and the column width. Move the
10688 code to display the params list here. Add code to display the
10689 status of options rather than their descriptions if the quiet flag
10691 (print_specific_help): Change parameters to be an include bitmask,
10692 an exclude bitmask and an any bitmask. Move code to look up the
10693 column width here. Decide upon the title for an options listing.
10694 (common_handle_options): Add code to handle --help=. Adapt code
10695 for --help and --target-help to use the revised form of the
10696 print_specific_help function.
10697 (print_help): Delete.
10698 (print_param_help): Delete.
10699 (print_switch): Delete.
10700 * opts.h (cl_lang_count): Add prototype.
10701 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
10702 CL_MAX_OPTION_CLASS): New defines.
10703 * optc-gen.awk: Add construction of cl_lang_count.
10704 * c.opt: Add Warning attribute to warning options and Optimization
10705 attribute to optimization options.
10706 * common.opt: Likewise.
10708 Add -fhelp and -ftarget-help as aliases for the transformed --help
10709 and --target-help options.
10710 * opt-functions.awk: Add code to handle Warning and Optimization
10713 2007-02-12 Richard Henderson <rth@redhat.com>
10715 * config/alpha/constraints.md: New file.
10716 * config/alpha/alpha.c: Include tm-constrs.h.
10717 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
10718 alpha_extra_constraint): Remove.
10719 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
10720 * config/alpha/alpha-protos.h: Update.
10721 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
10722 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
10723 (EXTRA_CONSTRAINT): Remove.
10724 * config/alpha/alpha.md: Include constraints.md.
10725 (adddi splitter): Use satisfies_constraint_*.
10726 * config/alpha/predicates.md (add_operand): Likewise.
10727 (sext_add_operand, addition_operation): Likewise.
10729 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
10731 PR tree-optimization/29145
10732 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
10733 in our handling of restrict qualified pointers.
10735 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10738 * doc/invoke.texi (Wunused-value): Update description.
10739 (Wextra): Delete item.
10740 * opts.c (set_Wextra): Don't use the value of Wextra to set the
10741 value of Wunused-value.
10742 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
10743 (c_finish_stmt_expr): Don't check extra_warnings.
10744 (emit_side_effect_warnings): The caller is responsible to check
10747 2007-02-11 Roger Sayle <roger@eyesopen.com>
10748 Matt Thomas <matt@3am-software.com>
10750 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
10752 2007-02-11 Roger Sayle <roger@eyesopen.com>
10754 * simplify-rtx.c (simplify_relational_operation_1): Optimize
10755 comparisons of POPCOUNT against zero.
10756 (simplify_const_relational_operation): Likewise.
10758 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10760 * doc/invoke.texi (Wextra): Delete outdated paragraph.
10762 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10764 * dwarf2out.c (root_type): Delete unused function.
10766 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10768 * genattrtab.c (contained_in_p): Delete unused function.
10769 (write_expr_attr_cache): Likewise.
10771 2007-02-11 Jan Hubicka <jh@suse.cz>
10773 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
10776 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
10778 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
10779 to add the REG_EQ* note.
10780 * see.c (see_merge_one_use_extension): Likewise.
10781 * local-alloc.c (update_equiv_regs): Likewise. Also don't
10782 turn REG_EQUAL notes into REG_EQUIV notes if the target
10783 register may have more than one set.
10784 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
10785 * gcse.c (try_replace_reg): Likewise.
10786 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
10787 * calls.c (fixup_tail_calls): Likewise. Abort if there is
10788 more than one REG_EQUIV note.
10789 * reload1.c (gen_reload): Use set_unique_reg_note.
10791 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
10793 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
10794 (ix86_builtin_conversion): New function.
10796 2007-02-06 Mark Mitchell <mark@codesourcery.com>
10799 * tree.h (DECL_REPLACEABLE_P): New macro.
10800 * except.c (set_nothrow_function_flags): Likewise.
10802 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
10803 Ira Rosen <irar@il.ibm.com>
10804 Dorit Nuzman <dorit@il.ibm.com>
10806 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
10807 * targhooks.c (default_builtin_vectorized_conversion): New.
10808 * targhooks.h (default_builtin_vectorized_function): New declaration.
10809 * target.h (struct vectorize): Add builtin_conversion field.
10810 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
10811 stmt_vec_info_type value.
10812 (vectorizable_conversion): New declaration.
10813 * tree-vect-analyze.c (vect_analyze_operations): Add
10814 vectorizable_conversion call.
10815 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
10816 * tree-vect-transform.c (vectorizable_conversion): New function.
10817 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
10818 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
10820 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
10821 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
10822 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
10823 or ALTIVEC_BUILTIN_VCFSX.
10825 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10828 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
10829 CONST_DOUBLE and operand 0 is a hard register.
10830 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
10831 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
10832 is a hard floating-point register.
10834 2007-02-10 Richard Henderson <rth@redhat.com>
10835 Jakub Jelinek <jakub@redhat.com>
10836 Alexandre Oliva <aoliva@redhat.com>
10838 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
10839 * builtin-types.def (BT_WORD): Make unsigned.
10840 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
10841 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
10842 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
10843 * c-decl.c (grokdeclarator): Don't error if !have_tls.
10844 * c-parser.c (c_parser_omp_threadprivate): Likewise.
10845 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
10847 * expr.c (emutls_var_address): New.
10848 (expand_expr_real_1): Expand emulated tls.
10849 (expand_expr_addr_expr_1): Likewise.
10850 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
10851 * output.h (emutls_finish): Declare.
10852 * toplev.c (compile_file): Call it.
10853 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
10854 address before wrapping in CONST.
10855 * varasm.c (emutls_htab, emutls_object_type): New.
10856 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
10857 (get_emutls_object_name, get_emutls_object_type): New.
10858 (get_emutls_init_templ_addr, emutls_decl): New.
10859 (emutls_common_1, emutls_finish): New.
10860 (assemble_variable): When emulating tls, swap decls; generate
10861 constructor for the emutls objects.
10862 (do_assemble_alias): When emulating tls, swap decl and target name.
10863 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
10865 * varpool.c (decide_is_variable_needed): Look at force_output.
10866 Recurse for emulated tls.
10867 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
10868 with decide_is_variable_needed.
10869 * emutls.c: New file.
10870 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
10871 tls_object for real tls.
10873 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
10875 PR rtl-optimization/29599
10876 * reload1.c (eliminate_regs_in_insn): Take the destination
10877 mode into account when computing the offset.
10879 2007-02-09 Stuart Hastings <stuart@apple.com>
10880 Richard Henderson <rth@redhat.com>
10882 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
10883 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
10884 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
10885 fixuns_truncdfhi2): New.
10886 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
10887 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
10888 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
10889 (floatunssidf2): Allow nonimmediate source.
10890 * config/i386/sse.md (movdi_to_sse): New.
10891 (vec_concatv2di): Drop '*'.
10892 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
10893 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
10894 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
10896 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
10897 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
10898 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
10899 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
10900 (ix86_build_signbit_mask): Fix decl of v, refactor to call
10901 ix86_build_const_vector.
10902 (x86_emit_floatuns): Rewrite.
10904 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10906 * genautomata.c (longest_path_length): Delete unused function.
10907 (struct state): Delete unused longest_path_length.
10908 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
10909 (get_free_state): Delete unused.
10911 2007-02-09 Jan Hubicka <jh@suse.cz>
10913 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
10914 * doc/invoke.texi (inline-unit-growth): Update default value.
10916 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
10917 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
10918 (rebuild_cgraph_edges): Likewise.
10919 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
10920 (dump_cgraph_node): Dump frequencies.
10921 (cgraph_clone_edge): Add frequency scales.
10922 (cgraph_clone_node): Add freuqnecy.
10923 * cgraph.h (cgraph_edge): Add freuqnecy argument.
10924 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
10925 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
10926 * tree-pass.h (TODO_rebuild_frequencies): New constant.
10927 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
10928 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
10929 (save_inline_function_body): Likewise.
10930 * ipa-inline.c: inluce rtl.h
10931 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
10932 (cgraph_edge_badness): Use frequencies.
10933 (cgraph_decide_recursive_inlining): Update clonning.
10934 (cgraph_decide_inlining_of_small_function): Dump frequency.
10935 * predict.c (estimate_bb_frequencies): Export.
10936 * predict.h (estimate_bb_frequencies): Declare.
10937 * tree-inline.c (copy_bb): Watch overflows.
10938 (expand_call_inline): Update call of cgraph_create_edge.
10939 (optimize_inline_calls): Use TODO flags to update frequnecies.
10940 * passes.h: Include predict.h
10941 (init_optimization_passes): Move profile ahead.
10942 (execute_function_todo): Handle TODO_rebuild_frequencies.
10944 2007-02-09 Roger Sayle <roger@eyesopen.com>
10946 * config/alpha/alpha.c (emit_insxl): Force the first operand of
10947 the insbl or inswl pattern into a register.
10949 2007-02-09 Roger Sayle <roger@eyesopen.com>
10951 * config/ia64/ia64.md (bswapdi2): New define_insn.
10953 2007-02-09 Richard Henderson <rth@redhat.com>
10955 * config/i386/constraints.md (Ym): New constraint.
10956 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
10957 (movdi_1_rex64): Split sse and xmm general register moves from
10958 memory move alternatives. Use conditional register constraints.
10959 (movsf_1, movdf_integer): Likewise.
10960 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10961 (movdf_integer_rex64): New.
10962 (pushsf_rex64): Fix output constraints.
10963 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
10964 (sse2_stored): Likewise.
10965 (sse2_storeq_rex64): New.
10966 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
10967 amd and not generic.
10968 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
10969 for optimize_size. Remove SF/DFmode hack.
10971 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10973 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
10976 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
10977 Richard Sandiford <richard@codesourcery.com>
10979 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
10980 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
10981 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
10982 m68k/t-mlib to tmake_file.
10983 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
10984 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
10985 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
10986 Allow it to be cf or m68k. Set m68k_arch_family. If that
10987 variable is not empty, add t-$m68k_arch_family to tmake_file.
10988 Add t-mlibs to tmake_file.
10989 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
10990 * config/m68k/t-cf: New file.
10991 * config/m68k/t-m68k: Likewise.
10992 * config/m68k/t-mlibs: Likewise.
10993 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10994 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10995 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
10996 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10997 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
10999 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
11000 (INSTALL_LIBGCC): Delete.
11001 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
11002 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
11003 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
11004 (M68K_MLIB_CPU): Define.
11005 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
11006 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
11007 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
11009 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
11010 Richard Guenther <rguenther@suse.de>
11012 PR middle-end/23361
11013 * fold-const.c (fold_comparison): Handle obfuscated comparisons
11014 against INT_MIN/INT_MAX.
11015 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
11016 file if a loop is removed.
11018 2007-02-09 Joseph Myers <joseph@codesourcery.com>
11020 * calls.c (store_one_arg): Pass correct alignment to
11021 emit_push_insn for non-BLKmode values.
11022 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
11023 unaligned stack slot via a suitably aligned slot.
11025 2007-02-08 DJ Delorie <dj@redhat.com>
11027 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
11029 (legal_subregs): Use unsigned char, make const.
11030 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
11032 2007-02-08 Paul Brook <paul@codesourcery.com>
11034 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
11035 special interworking needed.
11037 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
11039 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
11040 conditional to __SSE2__.
11041 (Entries below should have been added to first ChangeLog
11042 entry for amdfam10 dated 2007-02-05)
11043 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
11045 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
11047 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
11050 2007-02-08 DJ Delorie <dj@redhat.com>
11052 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
11053 * config/m32c/m32c.c (legal_subregs): New.
11054 (m32c_illegal_subreg_p): New.
11055 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
11056 unsupported subregs of hard regs.
11058 2007-02-08 Jan Hubicka <jh@suse.cz>
11060 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
11061 the same one; always update histograms.
11063 2007-02-08 Diego Novillo <dnovillo@redhat.com>
11065 * passes.c (init_optimization_passes): Tidy comment.
11067 2007-02-08 Roger Sayle <roger@eyesopen.com>
11069 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
11070 strip zero_extend, bswap and rotates from POCOUNT's argument.
11071 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
11072 zero_extend and rotates from PARITY's argument.
11073 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
11074 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
11075 of an integer constant at compile-time.
11077 2007-02-08 Diego Novillo <dnovillo@redhat.com>
11080 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
11082 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
11085 * tree-ssa-live.c (remove_unused_locals): Do not remove
11086 TREE_ADDRESSABLE variables.
11087 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
11088 * tree-ssa-operands.c (add_virtual_operand): Remove argument
11089 FOR_CLOBBER. Update all users.
11090 If VAR has an associated alias set, add a virtual operand for
11091 it if no alias is found to conflict with the memory reference.
11093 2007-02-07 Jan Hubicka <jh@suse.cz>
11094 Robert Kidd <rkidd@crhc.uiuc.edu>
11096 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
11098 2007-02-07 Ian Lance Taylor <iant@google.com>
11100 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
11102 2007-02-07 Roger Sayle <roger@eyesopen.com>
11104 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
11105 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
11106 tablejumpdi, movsi_to_cr_one): Remove constraints from
11107 define_expand's match_operands.
11109 2007-02-07 Roger Sayle <roger@eyesopen.com>
11111 * global.c (compute_regsets): Move declatation of "i" inside of
11112 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
11114 2007-02-07 Jakub Jelinek <jakub@redhat.com>
11117 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
11118 of INDIRECT_REF <RESULT_DECL>.
11120 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
11122 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
11123 Kaz Kojima <kkojima@gcc.gnu.org>
11126 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
11128 (sh_initialize_trampoline): Add parentheses to avoid a warning.
11130 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11132 * doc/loop.texi: Document possibility not to perform disambiguation
11133 of loops with multiple latches.
11134 * cfgloopmanip.c (alp_enum_p): Removed.
11135 (add_loop): Handle subloops. Use get_loop_body_with_size.
11136 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
11137 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
11138 the new forwarder block.
11139 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
11140 Handle the case latch is NULL.
11141 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
11142 when marking loop exits.
11143 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
11145 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
11146 disambiguate_loops_with_multiple_latches.
11147 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
11148 before fix_loop_structure.
11149 * cfgloop.c: Include pointer-set.h and output.h.
11150 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
11151 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
11152 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
11153 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
11154 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
11155 disambiguate_multiple_latches, get_loop_body_with_size,
11156 disambiguate_loops_with_multiple_latches): New functions.
11157 (flow_loop_dump): Dump multiple latch edges.
11158 (flow_loop_nodes_find): Handle loops with multiple latches.
11159 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
11160 (glb_enum_p): Modified.
11161 (get_loop_body): Use get_loop_body_with_size.
11162 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
11163 (AVOID_CFG_MODIFICATIONS): New constant.
11164 (disambiguate_loops_with_multiple_latches, add_loop,
11165 get_loop_body_with_size): Declare.
11166 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
11168 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
11170 PR inline-asm/28686
11171 * global.c (compute_regsets): New function.
11172 (global_alloc): Refactored ELIMINABLE_REGSET
11173 and NO_GLOBAL_ALLOC_REGS computation out.
11174 (rest_of_handle_global_alloc): Call compute_regsets()
11175 for non-optimizing case.
11177 2007-02-06 Richard Henderson <rth@redhat.com>
11179 * config/i386/constraints.md (Y2): Rename from Y.
11180 (Yi): New constraint.
11181 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
11182 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
11183 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
11184 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
11185 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
11186 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
11187 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
11188 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
11189 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
11190 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
11191 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
11192 vec_extractv2si_1): Change Y constraints to Y2.
11193 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
11194 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
11195 Change Y constraints to Y2.
11196 (sse2_loadld): Change Y constraints to x.
11198 2007-02-06 Roger Sayle <roger@eyesopen.com>
11200 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
11201 (parity<mode>2): New define_expand using rs6000_emit_parity.
11202 * config/rs6000/rs6000.c (rs6000_emit_popcount,
11203 rs6000_emit_parity): New functions.
11204 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
11205 rs6000_emit_parity): Prototype here.
11207 2007-02-06 Ian Lance Taylor <iant@google.com>
11209 * lower-subreg.c (simple_move_operand): Reject CONST.
11210 (resolve_clobber): Call validate_change rather than directly
11211 assigning to XEXP (pat, 0).
11213 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
11215 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
11216 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
11217 (tree-cfg.o): Remove hashtab.h dependency.
11219 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
11220 (struct ivopts_data): Change niters to pointer_map_t.
11221 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
11222 (niter_for_exit): Create pointer_map on demand. Change for
11224 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
11225 (free_loop_data): Destroy data->niters if created and reset field.
11226 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
11227 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
11229 * tree-ssa-reassoc.c: Include pointer-set.h.
11230 (bb_rank): Change to long *.
11231 (operand_rank): Change to pointer_map_t.
11232 (find_operand_rank): Return long, -1 if not found. Declare as inline.
11233 (insert_operand_rank): Accept long.
11234 (operand_entry_hash, operand_entry_eq): Remove.
11235 (get_rank): Return long. Adjust for changes above.
11236 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
11238 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
11240 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
11241 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
11242 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
11244 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
11245 directly since it cannot be NULL.
11246 (get_vi_for_tree): Rewrite for pointer_map API.
11247 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
11248 (init_alias_vars): Create vi_for_tree as pointer_map.
11249 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
11251 * tree-cfg.c: Don't include hashtab.h.
11252 (edge_to_cases): Declare as pointer_map.
11253 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
11255 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
11256 (start_recording_case_labels): Create edge_to_cases as pointer_map.
11257 (end_recoding_case_labels): Cleanup edge_to_cases manually before
11259 (record_switch_edge): Delete.
11260 (get_cases_for_edge): Adjust for pointer_map API, inline
11261 record_switch_edge (rewritten for new API), remove goto.
11263 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
11265 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
11266 * tree-nested.c: Include pointer-set.h.
11267 (var_map_elt, var_map_eq, var_map_hash): Delete.
11268 (struct nesting_info): Remove GTY marker. Change the two htab_t's
11269 to pointer_map_t's.
11270 (nesting_info_bitmap_obstack): New.
11271 (lookup_field_for_decl): Adjust for pointer_map API.
11272 (lookup_tramp_for_decl): Adjust for pointer_map API.
11273 (get_nonlocal_debug_decl): Adjust for pointer_map API.
11274 (get_local_debug_decl): Adjust for pointer_map API.
11275 (convert_nl_goto_reference): Adjust for pointer_map API.
11276 (convert_nl_goto_receiver): Adjust for pointer_map API.
11277 (create_nesting_tree): Create outside GGC space. Create bitmap on
11278 the new obstack. Create field_map and var_map as pointer_maps.
11279 (free_nesting_tree): Adjust for changes to create_nesting_tree.
11281 (lower_nested_functions): Move root here, no need to NULL it.
11282 Initialize and release the obstack.
11284 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
11286 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
11287 Remove prototypes and make them non-static.
11288 (struct tree_int_map): Remove.
11289 * tree.h (struct tree_int_map): Move here, turning TO into an
11291 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
11293 * tree.h (TREE_COMPLEXITY): Remove.
11294 (struct tree_exp): Remove complexity field.
11295 * tree.c (build1_stat): Don't set it.
11297 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
11298 Victor Kaplansky <victork@il.ibm.com>
11300 * tree-vectorizer.c (vect_is_simple_use): Support induction.
11301 (vect_is_simple_reduction): Support reduction with induction as
11302 one of the operands.
11303 (vect_is_simple_iv_evolution): Fix formatting.
11304 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
11305 formatting. Don't mark induction phis for vectorization.
11306 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
11307 * tree-vect-transform.c (get_initial_def_for_induction): New function.
11308 (vect_get_vec_def_for_operand): Support induction.
11309 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
11311 (vectorizable_reduction): Support reduction with induction as one of
11313 (vectorizable_type_demotion): Use def-type of stmt argument rather
11314 than dummy def-type.
11316 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
11317 flag_tree_scev_cprop.
11318 * common.opt (tree-scev-cprop): New flag.
11320 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
11321 call to vect_get_new_vect_var.
11323 2007-02-06 Ira Rosen <irar@il.ibm.com>
11325 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
11326 vectype is not NULL.
11327 (vect_pattern_recog_1): Likewise.
11329 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11331 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
11332 (fold_negate_expr): Likewise.
11334 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
11337 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
11338 even if cv-qualification is the same.
11340 2007-02-05 Geoffrey Keating <geoffk@apple.com>
11342 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
11343 __enable_execute_stack on completion.
11345 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11347 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
11348 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
11349 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
11350 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
11351 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
11352 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
11353 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
11354 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
11356 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11358 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
11359 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
11360 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
11361 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
11362 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
11363 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
11364 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
11365 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
11366 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
11367 umuldi3_highpart_rex64, umulsi3_highpart_insn,
11368 umulsi3_highpart_zext, smuldi3_highpart_rex64,
11369 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
11370 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
11371 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
11372 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
11373 sqrtextenddfxf2_i387): Added amdfam10_decode.
11375 * config/i386/athlon.md (athlon_idirect_amdfam10,
11376 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
11377 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
11378 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
11379 athlon_ivector_store_amdfam10): New define_insn_reservation.
11380 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
11383 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11385 * config/i386/athlon.md (athlon_call_amdfam10,
11386 athlon_pop_amdfam10, athlon_lea_amdfam10): New
11387 define_insn_reservation.
11388 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
11389 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
11390 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
11392 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11394 * config/i386/athlon.md (athlon_sseld_amdfam10,
11395 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
11396 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
11398 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11400 * config/i386/athlon.md (athlon_sseins_amdfam10): New
11401 define_insn_reservation.
11402 * config/i386/i386.md (sseins): Added sseins to define_attr type
11403 and define_attr unit.
11404 * config/i386/sse.md: Set type attribute to sseins for insertq
11407 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11409 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
11410 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
11411 ssecomi_load_amdfam10, ssecomi_amdfam10,
11412 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
11413 define_insn_reservation.
11414 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
11416 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11418 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
11419 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
11420 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
11421 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
11422 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
11423 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
11424 define_insn_reservation.
11426 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
11427 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
11428 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
11429 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
11430 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
11432 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11434 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
11435 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
11436 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
11437 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
11438 athlon_ssemul_load_k8): Added amdfam10.
11440 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11442 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
11443 (x86_sse_unaligned_move_optimal): New variable.
11445 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
11447 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
11448 for unaligned vector SSE double/single precision loads for AMDFAM10.
11450 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11452 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
11453 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
11454 Define TARGET_CPU_DEFAULT_amdfam10.
11455 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
11456 (processor_type): Add PROCESSOR_AMDFAM10.
11458 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
11459 processor_type in config/i386/i386.h.
11460 Enable imul peepholes for TARGET_AMDFAM10.
11462 * config.gcc: Add support for --with-cpu option for amdfam10.
11464 * config/i386/i386.c (amdfam10_cost): New variable.
11465 (m_AMDFAM10): New macro.
11466 (m_ATHLON_K8_AMDFAM10): New macro.
11467 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
11468 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
11469 x86_promote_QImode, x86_integer_DFmode_moves,
11470 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11471 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
11472 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
11473 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
11474 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
11475 Enable/disable for amdfam10.
11476 (override_options): Add amdfam10_cost to processor_target_table.
11477 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
11478 processor_alias_table.
11479 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
11480 (ix86_adjust_cost): Add code for amdfam10.
11482 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11484 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
11485 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
11486 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
11487 * config/i386/i386.h: Add builtin definition for SSE4A.
11488 * config/i386/i386.md: Add support for ABM instructions
11489 (popcnt and lzcnt).
11490 * config/i386/sse.md: Add support for SSE4A instructions
11491 (movntss, movntsd, extrq, insertq).
11492 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
11493 Add -march=amdfam10 flag.
11494 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
11495 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
11497 * doc/extend.texi: Add documentation for SSE4A builtins.
11499 2007-02-05 Bob Wilson <bob.wilson@acm.org>
11501 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
11503 2007-02-05 Richard Guenther <rguenther@suse.de>
11505 * tree-vectorizer.h (vectorizable_function): Add argument type
11506 argument, change return type.
11507 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
11508 * tree-vect-transform.c (vectorizable_function): Handle extra
11509 argument, return vectorized function decl.
11510 (build_vectorized_function_call): Remove.
11511 (vectorizable_call): Handle calls with result and argument types
11512 differing. Handle loop vectorization factor correctly.
11513 * targhooks.c (default_builtin_vectorized_function): Adjust for
11515 * targhooks.h (default_builtin_vectorized_function): Likewise.
11516 * target.h (builtin_vectorized_function): Add argument type
11518 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
11519 extra argument, allow vectorizing of lrintf.
11520 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
11521 documentation of target hook.
11523 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
11526 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
11527 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
11528 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
11530 2007-02-05 Roger Sayle <roger@eyesopen.com>
11532 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
11533 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
11534 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
11535 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
11536 before canonicalizing sincos to cexpi.
11537 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
11539 2007-02-05 Roger Sayle <roger@eyesopen.com>
11541 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
11542 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
11543 (alpha_init_builtins): Use alpha_add_builtins to process tables.
11545 2007-02-05 Roger Sayle <roger@eyesopen.com>
11547 * mips-tfile.c (initialize_init_file): Correct endianness test.
11549 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
11551 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
11552 the 'y' constraint.
11554 2007-02-05 Richard Sandiford <richard@codesourcery.com>
11556 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
11557 saves in a PARALLEL before the register assignments.
11559 2007-02-05 Richard Sandiford <richard@codesourcery.com>
11561 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
11562 DWARF_FRAME_RETURN_COLUMN to be a general register.
11563 * dwarf2out.c (init_return_column_size): New function, split from...
11564 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
11565 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
11566 to be nongeneral registers.
11567 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
11569 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
11570 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
11572 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
11574 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
11576 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
11578 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
11579 (remove_path): Use can_remove_branch_p and remove_branch instead
11580 of loop_delete_branch_edge.
11581 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
11582 (tree_transform_and_unroll_loop): Remove dead branches immediately.
11583 Update profile using scale_dominated_blocks_in_loop.
11584 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
11585 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
11586 (can_remove_branch_p, remove_branch): Declare.
11587 * tree-cfg.c (tree_can_remove_branch_p): New function.
11588 (tree_cfg_hooks): Add tree_can_remove_branch_p.
11589 * cfgrtl.c (rtl_can_remove_branch_p): New function.
11590 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
11592 2007-02-05 Jan Hubicka <jh@suse.cz>
11594 PR middle-end/30696
11595 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
11596 nodes in cgraph, don't remove offline copy of the function.
11598 2007-02-04 Jan Hubicka <jh@suse.cz>
11600 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
11601 vectors might cause maybe_lookup_element_for_expr to be called
11602 on non-sra-candidate.
11604 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11606 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
11607 config/bfin/bfin.md, config/bfin/predicates.md: Follow
11608 spelling conventions.
11610 2007-02-04 Richard Guenther <rguenther@suse.de>
11612 PR middle-end/30636
11613 * fold-const.c (try_move_mult_to_index): Make sure to not
11614 overflow one dimension of a multi-dimensional array access.
11616 2007-02-04 Jan Hubicka <jh@suse.cz>
11618 * passes.c (init_optimization_passes): Reindent.
11620 2007-02-04 Jan Hubicka <jh@suse.cz>
11621 Eric Botcazou <ebotcazou@adacore.com>
11623 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
11624 (execute_fixup_cfg): Break out the abnormal goto code.
11625 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
11626 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
11627 (optimize_inline_calls): Call make_nonlocal_label_edges.
11629 2007-02-04 Jan Hubicka <jh@suse.cz>
11631 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
11632 true when something was changed.
11633 (rename_ssa_copies): When something was changed, do
11634 TODO_remove_unused_locals.
11635 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
11636 add TODO_remove_unused_locals when instruction was removed.
11638 2007-02-04 Jan Hubicka <jh@suse.cz>
11640 * ipa-inline.c (try_inline): Improve debug output; work on already
11642 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
11643 call try_inline for already inlined edges too when flattening;
11644 inline also functions that make callee growth but overall unit size
11647 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11649 * config/m32c/bitops.md, config/m32c/jump.md,
11650 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
11651 config/m32r/m32r.h, config/m32r/m32r.md,
11652 config/m32r/predicates.md, config/m68hc11/larith.asm,
11653 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
11654 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
11655 config/mips/mips-protos.h, config/mips/mips.c,
11656 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
11657 config/mn10300/mn10300.h, config/mn10300/predicates.md,
11658 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
11659 spelling conventions.
11661 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
11662 Follow spelling conventions.
11664 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
11666 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
11667 warn about C++0x compatibility.
11669 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11671 * config/h8300/h8300.c, config/h8300/h8300.h,
11672 config/h8300/h8300.md: Follow spelling conventions.
11674 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
11676 PR middle-end/30667
11677 * combine.c (try_combine): Do not substitute source operand
11678 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
11680 2007-02-03 Jan Hubicka <jh@suse.cz>
11682 PR gcov-profile/30650
11683 * value-prof.c (stringop_block_profile): Fix handling of size counter;
11684 do not divide by zero for never executed counters.
11685 (tree_find_values_to_profile): Fix counters.
11686 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
11688 2007-02-03 Ian Lance Taylor <iant@google.com>
11690 * lower-subreg.c (simple_move_operand): New static function,
11691 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
11693 (simple_move): Call simple_move_operand.
11694 (find_decomposable_subregs): Add special handling of MEMs.
11695 (can_decompose_p): Rename from cannot_decompose_p. Reverse
11696 meaning of return value. If we see a hard register, test whether
11697 it can store a word_mode value. Change all callers.
11699 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11701 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
11702 ftrapv insns and expanders.
11703 (subdi3): Change define_expand operand 1 to arith11_operand, and
11704 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
11705 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
11706 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
11709 PR middle-end/30174
11710 * varasm.c (notice_global_symbol): Treat global objects as weak when
11711 flag_shlib is true.
11713 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11715 * emit-rtl.c (dconstpi): Delete.
11716 (dconstsqrt2): New.
11717 (init_emit_once): Delete dconstpi and init dconstsqrt2.
11718 * real.h (dconstpi): Delete.
11719 (dconstsqrt2): New.
11720 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
11721 (fold_builtin_hypot): Likewise.
11723 2007-02-03 Tom Tromey <tromey@redhat.com>
11726 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
11727 -gcoff3, -gxcoff3, -gvms3 implies -dD.
11729 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
11731 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
11732 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
11733 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
11734 config/rs6000/cell.md, config/rs6000/darwin.h,
11735 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
11736 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
11737 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
11738 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
11739 typos. Follow spelling conventions.
11740 * doc/invoke.texi: Follow spelling conventions.
11742 2007-02-03 Roger Sayle <roger@eyesopen.com>
11744 * simplify-rtx.c (simplify_relational_operation_1): Implement some
11745 canonicalization transformations that attempt to simplify integer
11746 constant comparisons to become comparisons against zero.
11748 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11750 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
11752 * fold-const.c (fold_binary): Fix comment typos. Fold complex
11753 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
11755 2007-02-02 Mike Stump <mrs@apple.com>
11757 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
11758 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
11759 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
11760 generate a branch island.
11762 2007-02-02 Bob Wilson <bob.wilson@acm.org>
11764 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
11765 (xtensa_legitimate_address_p): New.
11766 (xtensa_legitimize_address): New.
11767 (xtensa_output_addr_const_extra): New.
11768 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
11770 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
11771 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
11772 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
11773 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
11774 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
11775 (xtensa_legitimize_address): New.
11776 (xtensa_output_addr_const_extra): New.
11778 2007-02-02 Steve Ellcey <sje@cup.hp.com>
11780 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
11782 2007-02-02 Ian Lance Taylor <iant@google.com>
11784 * expmed.c (expand_divmod): Add comment.
11786 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
11788 * emit-rtl.c (renumber_insns): Remove.
11789 * flags.h: Remove the extern for flag_renumber_insns.
11790 * rtl.h: Remove the prototype for renumber_insns.
11791 * toplev.c (flag_renumber_insns): Remove.
11793 2007-02-02 Hui-May Chang <hm.chang@apple.com>
11795 Revert for x86 darwin:
11796 2005-06-19 Uros Bizjak <uros@kss-loka.si>
11798 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
11799 code before the following patch under TARGET_MACHO.
11800 (ix86_function_value_regno_p): Likewise.
11802 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11804 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
11807 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11810 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
11811 general or fp registers. Add comments.
11812 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
11814 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
11816 * pointer-set.c (insert_aux): Only return insertion slot.
11817 (pointer_set_insert): Adjust.
11818 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
11819 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
11820 pointer_map_traverse): New.
11821 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
11822 pointer_map_create, pointer_map_destroy, pointer_map_insert,
11823 pointer_map_contains, pointer_map_traverse): Declare.
11825 2007-02-02 Jakub Jelinek <jakub@redhat.com>
11827 PR middle-end/30473
11828 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
11829 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
11831 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11833 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
11835 (struct _dep): New type.
11836 (dep_t): New typedef.
11837 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
11838 (DEP_STATUS): New access macro. The macro with the same name was
11839 renamed to DEP_LINK_STATUS.
11840 (dep_init): Declare function
11842 (struct _dep_link): New type.
11843 (dep_link_t): New typedef.
11844 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
11845 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
11846 (DEP_LINK_STATUS): New macro.
11847 (debug_dep_links): New debug function.
11849 (struct _deps_list): New type.
11850 (deps_list_t): New typedef.
11851 (DEPS_LIST_FIRST): New access macro.
11852 (FOR_EACH_DEP_LINK): New cycle macro.
11853 (create_deps_list, free_deps_list, delete_deps_list): Declare
11855 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
11856 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11857 (copy_deps_list_change_con): Ditto.
11859 (move_dep_link): Declare function.
11861 (struct _dep_node): New type.
11862 (dep_node_t): New typedef.
11863 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
11865 (struct haifa_insn_data.back_deps): New field to hold backward
11866 dependencies of the insn.
11867 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
11869 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
11870 Change its type to deps_list_t.
11871 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
11872 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
11873 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
11875 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
11877 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
11879 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
11881 (dep_cost): Declare.
11883 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
11884 (ds_to_dk, dk_to_ds): New functions.
11886 (init_dep_1): New static function.
11887 (init_dep): New function.
11888 (copy_dep): New static function.
11890 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
11892 (detach_dep_link): New static function.
11893 (move_dep_link): New function.
11895 (dep_links_consistent_p, dump_dep_links): New static functions.
11896 (debug_dep_links): New debugging function.
11898 (deps_obstack, dl_obstack, dn_obstack): New static variables.
11900 (alloc_deps_list, init_deps_list): New static functions.
11901 (create_deps_list): New function.
11902 (clear_deps_list): New static function.
11903 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
11904 (deps_list_consistent_p, dump_deps_list): New static functions.
11905 (debug_deps_list): New function.
11906 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
11908 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
11910 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
11911 use new scheduler dependencies lists.
11912 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
11913 (sched_analyze): Ditto. Initialize dependencies lists.
11914 (add_forw_dep, compute_forward_dependences): Update to use new
11915 scheduler dependencies lists.
11917 (init_dependency_caches): Init deps_obstack.
11918 (free_dependency_caches): Free deps_obstack.
11920 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
11921 new scheduler dependencies lists.
11922 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
11923 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11925 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
11926 Update to use new scheduler dependencies lists.
11927 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
11928 (debug_dependencies): Ditto.
11929 (schedule_region): Update comments.
11931 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
11932 scheduler dependencies lists.
11933 (schedule_ebb): Update comments.
11935 * rtl.def (DEPS_LIST): Remove.
11937 * lists.c (unused_deps_list): Remove.
11938 (free_list): Update assertions.
11940 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
11941 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
11943 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
11944 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
11946 * haifa-sched.c (comments): Update.
11947 (insn_cost1): Remove. Inline the code into insn_cost ().
11948 (insn_cost): Update to use new scheduler dependencies lists. Move
11949 processing of the dependency cost to dep_cost ().
11950 (dep_cost): New function. Use it instead of insn_cost () when
11951 evaluating cost of the dependency. Use compatible interface to
11952 interact with the target.
11953 (priority): Update to use new scheduler dependencies lists.
11954 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
11955 with greater number of insns that depend on the insn.
11956 (schedule_insn): Update to use new scheduler dependencies lists. Add
11957 code to free backward dependencies lists. Inline and optimize code
11958 from resolve_dep () - see PR28071.
11959 (ok_for_early_queue_removal): Update to use new scheduler dependencies
11960 lists. Update call to targetm.sched.is_costly_dependence hook.
11962 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
11963 scheduler dependencies lists.
11965 (resolve_dep): Remove. Move the logic to schedule_insn ().
11966 (init_h_i_d): Initialize dependencies lists.
11968 (process_insn_depend_be_in_spec): Rename to
11969 process_insn_forw_deps_be_in_spec. Update to use new scheduler
11970 dependencies lists.
11971 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
11972 Update to use new scheduler dependencies lists.
11973 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
11975 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
11976 new scheduler dependencies lists.
11977 (build_intra_loop_deps): Ditto.
11979 * target.h (struct _dep): Declare to use in
11980 gcc_target.sched.is_costly_dependence.
11981 (struct gcc_target.sched.adjust_cost): Fix typo.
11982 (struct gcc_target.sched.is_costly_dependence): Change signature to use
11983 single dep_t parameter instead of an equivalent triad.
11984 (struct gcc_target.sched.adjust_cost_2): Remove.
11986 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
11988 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
11990 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
11992 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
11994 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
11995 (REG_DEP_TRUE): Document.
11997 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
11998 Change signature to correspond to the targetm.sched.adjust_cost hook.
11999 Update use in TARGET_SCHED_ADJUST_COST_2.
12000 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
12001 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
12002 new scheduler dependencies lists.
12003 (ia64_gen_check): Ditto.
12005 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
12006 dependencies lists.
12008 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
12009 signature to correspond to the targetm.sched.is_costly_dependence hook.
12010 (is_costly_group): Update to use new scheduler dependencies lists.
12012 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
12013 instead of INSN_COST () macro.
12015 2007-02-01 Ian Lance Taylor <iant@google.com>
12017 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
12019 2007-02-01 Guy Martin <gmsoft@gentoo.org>
12021 * pa.md (tp_load): Correct mfctl instruction syntax.
12023 2007-02-01 Geoffrey Keating <geoffk@apple.com>
12025 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
12026 altivec_padding_size calculation on AIX. Improve comment, add
12027 assert to verify that it's right.
12029 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
12032 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
12034 PR inline-asm/28686
12035 * global.c (global_alloc): Add mising initialization of
12038 2007-02-01 Roger Sayle <roger@eyesopen.com>
12040 * alias.c (init_alias_analysis): Correct whitespace.
12041 * bb-reorder.c (fix_edges_for_rarely_executed_code,
12042 partition_hot_cold_basic_blocks): Likewise.
12043 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
12044 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
12045 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
12046 fold_builtin_snprintf_chk, fold_builtin_printf,
12047 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
12048 do_mpfr_arg3, do_mpfr_sincos): Likewise.
12049 * cfgcleanup.c (cleanup_cfg): Likewise.
12050 * cfgexpand.c (tree_expand_cfg): Likewise.
12051 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
12052 * function.c (get_next_funcdef_no): Likewise.
12053 * gengtype.c (main): Likewise.
12054 * genmodes.c (main): Likewise.
12055 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
12056 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
12057 * ifcvt.c (noce_emit_move_insn): Likewise.
12058 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
12060 * stor-layout.c (get_best_mode): Likewise.
12061 * tree-ssa-loop-niter.c (get_val_for): Likewise.
12062 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
12063 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
12064 perform_var_substitution, solve_graph): Likewise.
12065 * tree-vrp.c (vrp_finalize): Likewise.
12067 2007-02-01 Ian Lance Taylor <iant@google.com>
12069 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
12070 high part of a paradoxical subreg, return a constant zero.
12072 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
12074 * toplev.c (lang_dependent_init): Call init_set_costs.
12075 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
12077 2007-02-01 Richard Guenther <rguenther@suse.de>
12079 PR middle-end/30656
12080 * fold-const.c (fold_negate_expr): Allow negating a
12081 constant if overflow does not change.
12083 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12085 * doc/c-tree.texi (Expression trees): Improve markup.
12086 * doc/tm.texi (Register Classes, Addressing Modes)
12087 (Floating Point): Fix spacing after abbreviations. Fix some
12090 2007-02-01 Ben Elliston <bje@au.ibm.com>
12092 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
12093 * doc/contrib.texi: Likewise.
12094 * doc/install.texi: Likewise.
12096 2007-01-31 Richard Henderson <rth@redhat.com>
12097 Ian Lance Taylor <iant@google.com>
12099 * lower-subreg.c: New file.
12100 * rtl.def (CONCATN): Define.
12101 * passes.c (init_optimization_passes): Add pass_lower_subreg and
12102 pass_lower_subreg2.
12103 * emit-rtl.c (update_reg_offset): New static function, broken out
12104 of gen_rtx_REG_offset.
12105 (gen_rtx_REG_offset): Call update_reg_offset.
12106 (gen_reg_rtx_offset): New function.
12107 * regclass.c: Revert patch of 2006-03-05, restoring
12109 (clear_reg_info_regno): New function.
12110 * dwarf2out.c (concatn_loc_descriptor): New static function.
12111 (loc_descriptor): Handle CONCATN.
12112 * common.opt (fsplit_wide_types): New option.
12113 * opts.c (decode_options): Set flag_split_wide_types when
12115 * timevar.def (TV_LOWER_SUBREG): Define.
12116 * rtl.h (gen_reg_rtx_offset): Declare.
12117 (reg_scan_update): Declare.
12118 * regs.h (clear_reg_info_regno): Declare.
12119 * tree-pass.h (pass_lower_subreg): Declare.
12120 (pass_lower_subreg2): Declare.
12121 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
12122 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
12123 -fsplit-wide-types.
12124 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
12125 * Makefile.in (OBJS-common): Add lower-subreg.o.
12126 (lower-subreg.o): New target.
12128 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
12130 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
12132 2007-01-31 Anatoly Sokolov <aesok@post.ru>
12135 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
12137 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12139 PR middle-end/29335
12140 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
12142 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
12144 * cfgloop.h: Include vec-prim.h.
12145 (enum li_flags): Remove LI_ONLY_OLD.
12146 (loop_iterator): Changed.
12147 (fel_next, fel_init): Iterate over loop tree.
12148 (FOR_EACH_LOOP_BREAK): New macro.
12149 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
12151 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
12152 * modulo-sched.c (sms_schedule): Ditto.
12153 * tree-vectorizer.c (vectorize_loops): Ditto.
12154 * doc/loop.texi: Update information on loop numbering and behavior of
12155 FOR_EACH_LOOP wrto new loops.
12156 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
12157 add_to_evolution_1): Test nestedness of loops instead of comparing
12159 * tree-chrec.c (chrec_fold_plus_poly_poly,
12160 chrec_fold_multiply_poly_poly, chrec_evaluate,
12161 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
12162 reset_evolution_in_loop): Ditto.
12163 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
12165 2007-01-31 Dirk Mueller <dmueller@suse.de>
12167 * c-common.c (warn_about_parentheses): Separate warning about
12168 un-parenthized sequence of comparison operators from the one
12169 which is supposed to warn about x <= y <= z.
12171 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
12173 * optabs.h (enum optab_index): Add new OTI_isinf.
12174 (isinf_optab): Define corresponding macro.
12175 * optabs.c (init_optabs): Initialize isinf_optab.
12176 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
12178 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
12179 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
12181 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
12182 expand_builtin_interclass_mathfn.
12183 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
12184 * config/i386/i386.md (UNSPEC_FXAM): New constant.
12185 (fxam<mode>2_i387): New insn pattern.
12186 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
12187 built-in functions as x87 inline asm.
12189 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
12191 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
12193 2007-01-30 Eric Christopher <echristo@apple.com>
12195 * config.gcc: Add geode.
12197 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
12199 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
12200 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
12201 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
12202 value-prof.c: Fix comment typos.
12204 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12207 * doc/invoke.texi (Wpointer-arith): Document warning.
12209 2007-01-30 Janis Johnson <janis187@us.ibm.com>
12211 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
12212 the list of discrepancies from the draft TR.
12214 2007-01-30 Dirk Mueller <dmueller@suse.de>
12217 * doc/invoke.texi (-Wreturn-type): Update description to
12218 match new behavior.
12220 2007-01-30 Richard Sandiford <richard@codesourcery.com>
12222 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
12224 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
12226 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
12227 to handle optabs that operate on floating point input argument and
12228 output to integer output.
12229 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
12230 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
12231 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
12232 expand_builtin_interclass_mathfn ().
12233 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
12234 (ilogbsi2): Remove.
12235 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
12236 ilogbl built-in functions as x87 intrinsics.
12238 2007-01-30 Richard Guenther <rguenther@suse.de>
12240 PR middle-end/27657
12241 * dwarf2out.c (reference_to_unused): Query varpool if the
12242 variable was output.
12244 2007-01-30 Richard Guenther <rguenther@suse.de>
12246 PR middle-end/30313
12247 * passes.c (execute_one_pass): Reset in_gimple_form to not
12248 confuse non-unit-at-a-time mode.
12250 2007-01-29 Roger Sayle <roger@eyesopen.com>
12251 Richard Guenther <rguenther@suse.de>
12253 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
12254 avoid undefined behaviour on overflow. Use force_fit_type_double
12255 to construct the constant with the specified TREE_OVERFLOW.
12257 2007-01-29 Janis Johnson <janis187@us.ibm.com>
12259 * config/dfp-bit.c: Add parameterized support for fp exceptions.
12260 * config/dfp-bit.h: Ditto.
12262 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12264 * c-decl.c (pop_scope): Replace warnings with call to
12265 warn_for_unused_label.
12266 * c-common.h (warn_for_unused_label): Declare.
12267 * c-common.c (warn_for_unused_label): Define.
12269 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12271 * tree-optimize.c (update_inlined_to_pointers): Delete unused
12274 2007-01-29 Janis Johnson <janis187@us.ibm.com>
12276 * Makefile.in (USER_H): Remove decfloat.h.
12277 * ginclude/decfloat.h: Delete, moving contents to ...
12278 * ginclude/float.h: Add support for decimal floating point,
12279 guarded by __STDC_WANT_DEC_FP__.
12281 2007-01-29 Mike Stump <mrs@apple.com>
12283 * doc/gccint.texi (Top): Rename Loop Representation to Loop
12284 Analysis and Representation to resolve case insensitive conflict.
12285 * doc/loop.texi (Loop Analysis and Representation): Likewise.
12287 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
12289 * tree.h (struct tree_memory_tag): Add aliases member.
12290 (MTAG_ALIASES): New macro.
12291 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
12292 (add_may_alias): Remove pointer-set. Update for may_aliases being
12294 (mark_aliases_call_clobbered): Update for may_aliases being a
12296 (compute_tag_properties): Ditto.
12297 (create_partition_for): Ditto.
12298 (compute_memory_partitions): Ditto.
12299 (dump_may_aliases_for): Ditto.
12300 (is_aliased_with): Ditto.
12301 (add_may_alias_for_new_tag): Ditto.
12302 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
12303 (compute_is_aliased): New function.
12304 (compute_may_aliases): Call compute_is_aliased).
12305 (init_alias_info): Initialize alias_bitmap_obstack.
12306 (union_alias_set_into): New function.
12307 (compute_flow_sensitive_aliasing): Use union_aliases_into.
12308 (have_common_aliases_p): Rewrite to take two bitmaps and use
12310 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
12311 Update for bitmaps.
12312 (finalize_ref_all_pointers): Update for add_may_alias changes.
12313 (new_type_alias): Ditto.
12314 * tree-flow-inline.h (may_aliases): Return a bitmap.
12315 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
12316 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
12317 may_aliases being a bitmap.
12318 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
12319 may_aliases now returns a bitmap.
12320 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
12322 * tree-ssa-operands.c (add_virtual_operand): Update for
12323 may_aliases being a bitmap.
12325 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
12327 PR tree-optimization/30630
12328 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
12329 variable as changed.
12331 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
12334 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
12335 expanded only once even if an error occurs.
12337 2007-01-29 Ben Elliston <bje@au.ibm.com>
12339 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
12340 (__gcov_average_profiler): Likewise.
12341 (__gcov_ior_profiler): Likewise.
12342 (__gcov_merge_ior): Likewise.
12344 2007-01-28 Jan Hubicka <jh@suse.cz>
12346 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
12347 * value-prof.c (stringop_block_profile): Likewise.
12349 2007-01-28 Jan Hubicka <jh@suse.cz>
12351 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
12352 variant handling histograms; add wrapper.
12353 (clear_storage_via_libcall): Export.
12354 (emit_block_move_hints): Break out from ...; add histograms.
12355 (emit_block_move): ... this one.
12356 (clear_storage_hints): Break out from ...; add histograms.
12357 (clear_storage): ... this one.
12358 (set_storage_via_memset): Handle histogram.
12359 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
12360 (clear_storage_hints, clear_storage_via_libcall): Declare.
12361 (set_storage_via_setmem): Update prototype.
12362 * doc/md.texi (movmem, setmem): Document new arguments.
12364 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
12366 (stringop_block_profile): New global function.
12367 (tree_stringops_values_to_profile): Profile block size and alignment.
12368 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
12370 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
12371 (stringop_block_profile): Declare.
12372 * builtins.c: Include value-prof.h.
12373 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
12374 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
12375 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
12376 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
12377 * profile.c (instrument_values): Add new counters.
12378 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
12380 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
12381 (tree_init_edge_profiler): Build new profilers.
12382 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
12383 (pass_tree_profile): Add dump.
12384 (tree_profile_hooks): Update.
12385 * Makefile.in (LIBGCOV): Add new constants.
12386 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
12387 __gcov_ior_profiler): New.
12388 * i386.md (movmem/setmem expanders): Add new optional arguments.
12390 2007-01-28 David Edelsohn <edelsohn@gnu.org>
12392 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
12394 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
12396 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
12397 (tree_unswitch_single_loop): Pass eni_size_weights to
12398 tree_num_loop_insns.
12399 * tree-ssa-loop-manip.c: Include tree-inline.h.
12400 (can_unroll_loop_p): Pass eni_size_weights to
12401 tree_num_loop_insns.
12402 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
12403 Pass eni_size_weights to estimate_num_insns.
12404 * tree.h (init_inline_once): Export.
12405 * toplev.c (backend_init): Call init_inline_once.
12406 * cgraphunit.c (cgraph_process_new_functions,
12407 cgraph_analyze_function): Pass eni_inlining_weights to
12408 estimate_num_insns.
12409 * ipa-inline.c (compute_inline_parameters): Ditto.
12410 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
12411 to estimate_num_insns.
12412 (try_unroll_loop_completely): Pass eni_size_weights to
12413 tree_num_loop_insns.
12414 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
12415 ot estimate_num_insns.
12416 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
12417 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
12418 * tree-inline.c (eni_inlining_weights, eni_size_weights,
12419 eni_time_weights): New variables.
12420 (init_inline_once): Initialize them.
12421 (struct eni_data): Mew.
12422 (estimate_num_insns_1, estimate_num_insns): Use weights.
12423 * tree-inline.h (struct eni_weights_d): New.
12424 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
12425 (estimate_num_insns): Declaration changed.
12426 * cfgloop.h (tree_num_loop_insns): Declaration changed.
12427 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
12428 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
12430 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
12432 * tree-data-ref.c (conflict_fn): Assert that the number of affine
12433 relations in the conflict function is valid.
12435 2007-01-27 Ian Lance Taylor <iant@google.com>
12437 * common.opt: Add fstrict-overflow.
12438 * opts.c (decode_options): Set flag_strict_overflow if -O2.
12439 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
12440 (TYPE_OVERFLOW_UNDEFINED): Define.
12441 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
12443 * tree.h (TYPE_TRAP_SIGNED): Don't define.
12444 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
12445 (fold_negate_expr): Likewise.
12446 (make_range): Likewise.
12447 (extract_muldiv_1): Likewise.
12448 (maybe_canonicalize_comparison): Likewise.
12449 (fold_comparison): Likewise.
12450 (fold_binary): Likewise.
12451 (tree_expr_nonnegative_p): Likewise.
12452 (tree_expr_nonzero_p): Likewise.
12453 * tree-vrp.c (compare_values): Likewise.
12454 (extract_range_from_binary_expr): Likewise.
12455 (extract_range_from_unary_expr): Likewise.
12456 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
12458 (nowrap_type_p): Likewise.
12459 * tree-scalar-evolution.c (simple_iv): Likewise.
12460 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
12461 (build_range_check): Likewise.
12462 (extract_muldiv_1): Likewise.
12463 (fold_comparison): Likewise.
12464 * tree-vrp.c (vrp_int_const_binop): Likewise.
12465 (extract_range_from_unary_expr): Likewise.
12466 * convert.c (convert_to_integer): Likewise.
12467 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
12468 (fold_comparison): Likewise.
12469 (fold_binary): Likewise.
12470 * optabs.c (optab_for_tree_code): Likewise.
12471 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
12472 * simplify-rtx.c (simplify_const_relational_operation): Check
12473 flag_strict_overflow and flag_trapv.
12474 (simplify_const_relational_operation): Likewise.
12475 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
12476 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
12479 2007-01-27 Roger Sayle <roger@eyesopen.com>
12481 * tree.c (tree_fold_gcd): Delete.
12482 * tree.h (tree_fold_gcd): Remove prototype.
12483 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
12484 test whether one constant integer is a multiple of another. Instead
12485 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
12486 * fold-const.c (multiple_of_p): We've determined both TOP and
12487 BOTTOM are integer constants so we can call int_const_binop directly
12488 instead of the more generic const_binop.
12490 2007-01-27 Roger Sayle <roger@eyesopen.com>
12492 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
12493 1*X check that the constant hasn't overflowed, to preserve the
12495 (round_up): Provide an efficient implementation when rouding-up an
12496 INTEGER_CST to a power-of-two.
12498 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12500 * doc/sourcebuild.texi: Add comma for clarity.
12501 * doc/extend.texi: Fix some typos.
12502 * doc/passes.texi: Likewise.
12503 * doc/cppinternals.texi: Likewise.
12504 * doc/c-tree.texi: Likewise.
12505 * doc/tree-ssa.texi: Likewise.
12506 * doc/install.texi: Likewise.
12508 2007-01-27 Jan Hubicka <jh@suse.cz>
12510 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
12511 (pass_sra): Do not require alias information.
12512 * passes.c (init_optimization_passes): Add SRA
12514 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
12516 * tracer.c (rest_of_handle_tracer): We already cleaned
12517 up the CFG in tracer() so don't do it here again.
12518 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
12519 cleanup_cfg here, either. And don't call renumber_insns.
12521 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
12522 and BB_HEAD are in the insn stream here. Instead make sure
12523 that BB_INSN is valid on all insns. Also, do check here that
12524 there are no pending branch predictions...
12525 (rtl_verify_flow_info): ...instead of doing it here. Checks
12526 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
12529 2007-01-26 Roger Sayle <roger@eyesopen.com>
12531 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
12532 function to simplify/factorize operand order canonicalization.
12533 (ix86_fixup_binary_operands): Reorganize using the above function.
12534 (ix86_binary_operator_ok): Likewise.
12536 2007-01-27 Jakub Jelinek <jakub@redhat.com>
12538 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
12539 file scope from optimize_attrs.
12540 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
12542 (optimize_attrs): Clear insn_code_values after freeing it.
12544 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
12546 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
12547 a parts.base assignment.
12549 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
12551 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
12552 (compute_subscript_distance, initialize_data_dependence_relation,
12553 finalize_ddr_dependent, analyze_ziv_subscript,
12554 analyze_siv_subscript_cst_affine,
12555 compute_overlap_steps_for_affine_univar,
12556 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
12557 analyze_siv_subscript, analyze_miv_subscript,
12558 analyze_overlapping_iterations, subscript_dependence_tester_1,
12559 compute_self_dependence, free_dependence_relation): Work
12560 with affine_fn instead of chrecs.
12561 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
12562 common_affine_function, affine_function_base,
12563 affine_function_constant_p, affine_fn_op, affine_fn_plus,
12564 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
12565 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
12566 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
12567 (all_chrecs_equal_p): Removed.
12568 * tree-data-ref.h (affine_fn, conflict_function): New types.
12569 (struct subscript): Change type of conflicting_iterations_in_a
12570 and conflicting_iterations_in_b.
12572 2007-01-26 Steve Ellcey <sje@cup.hp.com>
12575 * config/pa/pa.h (TARGET_HPUX_11): New.
12576 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
12577 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
12579 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
12580 Richard Guenther <rguenther@suse.de>
12582 * tree-ssa-structalias.c (solve_graph): Handle case
12583 we merged the variable to another.
12585 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12587 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
12590 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
12591 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
12593 2007-01-25 DJ Delorie <dj@redhat.com>
12595 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
12596 allow changes to modes which don't fit in those registers.
12598 * reload1.c (choose_reload_regs): Check for invalid subregs before
12599 computing their locations, not after.
12601 2007-01-25 Geoffrey Keating <geoffk@apple.com>
12604 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
12605 save Altivec registers in an eh_return function.
12606 (compute_vrsave_mask): Likewise.
12607 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
12608 for saving Altivec registers.
12609 (rs6000_emit_prologue): Don't allocate stack twice in
12610 eh_return function. Correct expected value of altivec_save_offset
12611 when using save_world. Describe save of R0 to stack when using
12612 save_world. Describe stack pointer adjustment when using
12613 save_world. Remove duplicated eh_return parameter register saving.
12614 Update sp_offset variable after save_world.
12615 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
12617 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
12618 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
12621 2007-01-25 Steve Ellcey <sje@cup.hp.com>
12623 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
12625 2007-01-25 Steve Ellcey <sje@cup.hp.com>
12628 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
12629 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
12631 2007-01-25 Richard Guenther <rguenther@suse.de>
12633 * doc/invoke.texi (-Wcoverage-mismatch): Document.
12634 * common.opt (-Wcoverage-mismatch): New warning option.
12635 * coverage.c (get_coverage_counts): Ignore coverage mismatch
12636 if -Wcoverage-mismatch is given.
12638 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
12640 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
12641 (ipcp_driver): Change to static definition.
12642 Add dumping of the ifunctions.
12643 (constant_val_insert): Remove unused parameter. Support for SSA.
12644 (ipcp_propagate_const): Support for SSA.
12645 (ipcp_profile_bb_print): Print only analyzed nodes.
12646 (ipcp_replace_map_create): Remove support for Fortran constant
12648 * ipa-prop.c (ipa_method_modify_stmt,
12649 ipa_callsite_compute_param): Support for SSA.
12650 * ipa-prop.h (ipcp_driver): Remove declaration.
12651 (IS_VALID_TREE_MAP_INDEX): Add define.
12653 2007-01-24 Geoffrey Keating <geoffk@apple.com>
12655 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
12657 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12659 PR middle-end/30447
12660 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
12661 constant argument to cabs and do it without checking for
12662 -funsafe-math-optimizations.
12664 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
12666 * c-common.h (RID_FIRST_CXX0X): New.
12667 (RID_LAST_CXX0X): New.
12668 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
12670 * c.opt (Wc++0x-compat): New.
12671 * doc/invoke.texi (-Wc++0x-compat): Document.
12673 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12675 * builtins.c (fold_builtin_carg): New.
12676 (fold_builtin_1): Use it.
12678 2007-01-24 Jan Hubicka <jh@suse.cz>
12680 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
12682 * ipa-inline.c (initial_insns, max_insns): Delete.
12683 (compute_max_insns): New function.
12684 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
12685 of insns as base for code growth.
12686 (cgraph_decide_inlining): Make initial_insns local; do not compute
12688 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
12689 * doc/invoke.texi (inline-unit-growth): Update docs.
12691 2007-01-24 Jakub Jelinek <jakub@redhat.com>
12693 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
12694 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
12695 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
12696 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
12697 for CPUs that have PTA_CX16 set.
12699 PR middle-end/27416
12700 * gimplify.c (omp_check_private): New function.
12701 (gimplify_scan_omp_clauses): Use it for
12702 firstprivate/lastprivate/reduction.
12704 PR middle-end/30494
12705 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
12706 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
12708 PR middle-end/30421
12709 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
12710 If lower_lastprivate_clauses emits some statements, append them
12711 to dlist rather than body_p and to body_p append an initializer.
12712 (lower_omp_for): Adjust caller.
12714 2007-01-24 Steve Ellcey <sje@cup.hp.com>
12716 * target.h (globalize_decl_name): New.
12717 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
12718 * output.h (default_globalize_decl_name): New.
12719 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
12721 (globalize_decl): Ditto.
12722 (default_globalize_decl_name): New.
12723 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
12724 (ia64_handle_version_id_attribute): New.
12725 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
12726 (ia64_asm_output_external): Use globalize_decl_name instead
12727 of globalize_label.
12728 * doc/extend.texi (version_id): New pragma.
12729 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
12731 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12733 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
12734 _uleb128_t and _Unwind_SWord with _sleb128_t.
12735 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
12736 uw_frame_state_for, uw_update_context_1): Likewise.
12737 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
12738 * unwind-pe.h (read_uleb128, read_sleb128,
12739 read_encoded_value_with_base): Likewise.
12740 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
12742 2007-01-24 Richard Guenther <rguenther@suse.de>
12744 * builtins.c (expand_builtin_cexpi): Get the fndecl
12745 for cexp in the correct way.
12747 2007-01-24 Jan Hubicka <jh@suse.cz>
12749 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
12751 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12753 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
12754 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
12755 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
12756 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
12757 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
12758 __SIZEOF_PTRDIFF_T__.
12759 * doc/cpp.texi: Documentation for the new builtin macros added.
12761 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
12763 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
12764 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
12765 instead of operands[2] to avoid access past the end of array.
12767 2007-01-24 Richard Sandiford <richard@codesourcery.com>
12769 * reload1.c (emit_reload_insns): Pass the reload register
12770 for a non-spill output reload through forget_old_reloads_1.
12772 2007-01-23 Joseph Myers <joseph@codesourcery.com>
12774 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12775 _SOFT_DOUBLE if doubles use software floating-point.
12776 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
12777 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
12778 * config/rs6000/darwin-ldouble.c: Also compile functions for
12779 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
12780 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
12781 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
12782 commented-out long double override.
12783 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
12784 * config/rs6000/eabispe.h: Likewise.
12785 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
12786 long double for non-SPE.
12787 (rs6000_handle_option): Likewise.
12788 (invalid_e500_subreg): Disallow more subregs involding DImode,
12789 DFmode, TImode or TFmode.
12790 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
12792 (legitimate_lo_sum_address_p): Also check for TFmode for E500
12794 (rs6000_legitimize_address): Also handle TFmode for E500 double.
12795 (rs6000_legitimize_reload_address): Also handle TFmode for E500
12797 (rs6000_legitimate_address): Also check for TFmode for E500
12799 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
12800 (spe_build_register_parallel): Handle TFmode and TCmode.
12801 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
12803 (function_arg): Handle TFmode and TCmode for E500 double.
12804 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
12806 (print_operand): Handle TFmode and TImode for %y.
12807 (rs6000_generate_compare): Handle TFmode comparisons for E500
12809 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
12810 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
12811 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
12812 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
12813 TFmode for E500 double.
12814 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
12815 (floatsidf2): Enable for E500 double.
12816 (movtf_softfloat): Use rs6000_nonimmediate_operand.
12817 (extenddftf2): Change to extenddftf2_fprs.
12818 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
12819 depending on TARGET_E500_DOUBLE.
12820 (extendsftf2): Enable for E500 double.
12821 (trunctfdf2): Enable for E500 double.
12822 (trunctfsf2): Change to trunctfsf2_fprs.
12823 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
12824 depending on TARGET_E500_DOUBLE.
12825 (floatsitf2): Enable for E500 double.
12826 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
12827 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
12828 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
12829 (negtf2): Change to negtf2_internal.
12830 (negtf2): New expander.
12831 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
12832 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
12833 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
12834 (movdi_internal32): Use rs6000_nonimmediate_operand.
12835 (unnamed splitter): Likewise.
12836 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
12837 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
12838 (SPE64TF, DITI): New mode macros.
12839 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
12842 (frob_<mode>_di_2): New.
12843 (frob_tf_di_8_2): New.
12844 (frob_di_df): Change to frob_di_<mode>; allow more modes.
12846 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
12848 (frob_ti_<mode>_8_2): New.
12849 (frob_ti_tf_2): New.
12850 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
12851 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
12853 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
12854 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
12855 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
12856 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
12857 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
12858 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
12861 2007-01-23 Ian Lance Taylor <iant@google.com>
12863 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
12865 (OBJS-archive): Reformat, alphabetize.
12866 (OBJS): Change out_object_file to OBJS-md.
12868 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
12870 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12871 JUMP_P and CALL_P predicates where applicable.
12872 * config/i386/i386.c: Ditto.
12873 * config/i386/i386.md: Ditto.
12874 * config/i386/mmx.md: Ditto.
12875 * config/i386/predicates.md: Ditto.
12877 2007-01-22 Andreas Schwab <schwab@suse.de>
12879 * config/m68k/m68k.h: Fix comment.
12881 2007-01-22 Jan Hubicka <jh@suse.cz>
12883 * passes.c (init_optimization_passes): Do not rerun
12884 pass_early_warn_uninitialized.
12886 2007-01-22 Richard Guenther <rguenther@suse.de>
12888 PR tree-optimization/30038
12889 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
12891 (execute_cse_sincos_1): Likewise.
12892 (execute_cse_sincos): Likewise.
12893 (gate_cse_sincos): Likewise.
12894 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
12895 the cexpi() canonicalization of sincos().
12896 * tree-pass.h (pass_cse_sincos): Declare.
12897 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
12899 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
12901 PR rtl-optimization/29329
12902 * combine.c (replaced_rhs_insn): Rename to i2mod.
12903 (replaced_rhs_value): Rename to i2mod_new_rhs.
12904 (i2mod_old_rhs): New global variable.
12905 (combine_instructions): Adjust for above change. Save a copy of
12906 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
12907 note are substituted in the second instruction.
12908 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
12909 ditch the note if it pertains to the second eliminated register
12910 and this register is mentioned in i2mod_old_rhs.
12913 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
12915 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
12916 the insn to which the note was originally attached.
12918 2007-01-21 Jan Hubicka <jh@suse.cz>
12920 * ipa-inline.c (inlining_mode): Comment, move up.
12921 (cgraph_decide_inlining_incrementally): Do not perform inlining
12922 itself; fix handling of flattening of self recursive functions.
12923 (cgraph_find_cycles): Remove.
12924 (cgraph_flatten_node): Remove.
12925 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
12926 (try_inline): New function.
12927 (cgraph_early_inlining): Update call of
12928 cgraph_decide_inlining_incrementally. Apply inlining here.
12929 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
12931 2007-01-21 Dirk Mueller <dmueller@suse.de>
12934 * tree-vrp.c (check_array_bounds): do not warn
12935 about ADDR_EXPR's of ARRAY_REF's which are immediately
12936 used in binary expressions.
12938 2007-01-21 Ira Rosen <irar@il.ibm.com>
12940 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
12941 read_write_dep and macros for its access.
12942 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
12943 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
12944 argument, call vect_check_interleaving for every independent pair of
12945 data-refs. Mark loads that access the same memory location as a store
12947 (vect_check_dependences): Remove.
12948 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
12949 call, fix the call to vect_analyze_data_ref_dependence.
12950 (vect_analyze_data_ref_access): For statements that access the same
12951 data-ref, check that they are not stores; for loads, check that there
12952 is no store that access the same location.
12954 2007-01-20 Roger Sayle <roger@eyesopen.com>
12955 Joseph Myers <joseph@codesourcery.com>
12957 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
12958 (-fdump-rtl-stack): Likewise.
12959 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
12960 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
12961 (-mpt-fixed): Use @minus{} for minus sign.
12962 (Using Precompiled Headers): Fix under/overfull hbox.
12964 2007-01-20 Jan Hubicka <jh@suse.cz>
12966 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
12967 place within annotation.
12969 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12971 * pa.c (output_move_double): Change array size of xoperands to 4.
12973 2007-01-20 Jan Hubicka <jh@suse.cz>
12975 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
12978 2007-01-19 Ian Lance Taylor <iant@google.com>
12980 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
12981 constant to unsigned HOST_WIDE_INT before negating.
12983 2007-01-19 Ian Lance Taylor <iant@google.com>
12985 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
12987 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
12988 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
12989 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
12990 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
12991 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
12992 (realloc_vdef, realloc_vuse): Change second parameter to
12994 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
12995 fields to unsigned.
12996 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
12997 unsigned. Change x and lim locals to unsigned.
12998 (realloc_vdef, realloc_vuse): Change num_elem parameter to
13000 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
13001 (copy_virtual_operands): Change i and n locals to unsigned.
13003 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13005 PR middle-end/29335
13006 * builtins.c (fold_builtin_1): Handle builtin fdim.
13008 2007-01-20 Jan Hubicka <jh@suse.cz>
13010 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
13011 * tree-ssa-structalias.c (compute_points_to_sets): Do call
13012 init_alias_heapvars.
13013 (init_alias_heapvars): Initialize only when not already initialized.
13014 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
13016 2007-01-19 Roger Sayle <roger@eyesopen.com>
13018 * common.opt (fsigned-zeros): New command line option.
13019 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
13020 of flag_unsafe_math_optimizations.
13021 * opts.c (set_fast_math_flags): The -ffast-math command line option
13022 implies -fno-signed-zeros.
13023 (fast_math_flags_set_p): Likewise.
13025 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
13026 the documentation of -ffast-math appropriately. Wrap long lines.
13028 2007-01-19 Steve Ellcey <sje@cup.hp.com>
13030 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
13031 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
13033 2007-01-19 Tomas Bily <tbily@suse.cz>
13035 * cgraphunit.c (cgraph_finalize_function): Updating of pid
13037 (tree_init_ic_make_global_vars): New function
13038 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
13039 (tree_gen_ic_profiler): New function
13040 (tree_gen_ic_func_profiler): New function
13041 (tree_profiling): Added calling of tree_gen_ic_func_profiler
13042 (tree_profile_hooks): Added hook for indirec/virtual calls
13043 * value-prof.c (tree_find_values_to_profile): New case for
13045 (tree_values_to_profile): Call for determining indirect/virtual
13047 (tree_indirect_call_to_profile): New function
13048 (tree_ic_transform): New function
13049 (tree_ic): New function
13050 (find_func_by_pid): New function
13051 (init_pid_map): New function
13052 (tree_value_profile_transformations): Added check for
13053 indirect/virtual call transformation
13054 * value-prof.h (enum hist_type): New counter type for
13055 indirect/virtual calls
13056 (profile_hooks): Added new hook for profiling indirect/virtual
13058 * profile.c (instrument_values): New case for indirect/virtual
13060 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
13061 (GCOV_COUNTER_V_INDIR): New counter type
13062 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
13063 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
13065 * cgraph.c: Definition of cgraph_max_pid
13066 (cgraph_create_node): Default init of pid attribute
13067 * cgraph.h: Declaration of cgraph_max_pid
13068 (struct cgraph_node): Added pid attribute
13069 * libgcov.c (__gcov_indirect_call_profiler): New function
13070 (__gcov_one_value_profiler_body): New function
13071 (__gcov_one_value_profiler): Body was moved to
13072 __gcov_one_value_profiler_body and calls it
13074 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
13076 * doc/gty.texi (Options): Document the mark_hook option to GTY.
13077 * gengtype.c (write_types_data, write_func_for_structure,
13078 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
13079 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
13080 (walk_type, write_func_for_structure): Generate the mark_hook if
13083 2007-01-19 Jan Hubicka <jh@suse.cz>
13085 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
13086 'early' argument take inlining mode argument specifying whether to
13087 inline for size/speeed or all functions; add support for flattening;
13089 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
13091 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13094 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
13095 the name of the declared identifier.
13097 2007-01-19 Dirk Mueller <dmueller@suse.de>
13099 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
13100 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
13101 duplicate evaluation.
13103 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
13105 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
13106 Macroize expander using X87MODEF12 mode macro. Extend operand 1
13107 to XFMode, use acosxf2 and truncate result to requested mode.
13108 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
13109 (asin<mode>2): Similarly, with asin expanders.
13110 (*fscalexf4_i387): Rename from *fscalexf4.
13111 (expNcorexf3): New expander.
13112 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
13113 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
13114 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
13115 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
13116 patterns for SSE math.
13117 (exp10<mode>2): Similarly, with exp10 expanders.
13118 (exp2<mode>2): Similarly, with exp2 expanders.
13119 (expm1<mode>2): Similarly, with expm1 expanders.
13120 (ldexp<mode>3): Similarly, with ldexp expanders.
13121 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
13122 Use gen_truncxf<mode>2_i387_noop to truncate result.
13124 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13126 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
13127 for ColdFire targets.
13129 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
13130 Richard Sandiford <richard@codesourcery.com>
13132 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
13133 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
13134 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
13135 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
13136 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
13137 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
13139 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13141 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
13142 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
13143 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
13144 (*adddi_dilshr32_cf): New pattern.
13145 (adddi3, subdi3): Remove first alternatives.
13147 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13149 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
13150 implemented using move.l, do not use its cc result for floating-point
13153 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13155 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
13156 from accepting 's' constraints if flag_pic.
13158 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13160 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
13161 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
13162 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
13163 condition from TARGET_68881 to TARGET_HARD_FLOAT.
13165 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
13167 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
13168 ColdFire alternatives.
13169 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
13170 * config/m68k/m68k.md (clzsi2): Define for ColdFire
13171 architectures that support ff1 instruction.
13173 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13174 Julian Brown <julian@codesourcery.com>
13176 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
13177 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
13178 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
13181 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13183 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
13185 (output_move_const_into_data_reg, output_move_simode_const): Delete.
13186 * config/m68k/m68k.c (const_method, const_int_cost): Take a
13187 HOST_WIDE_INT instead of an rtx.
13188 (m68k_rtx_costs): Update call accordingly.
13189 (output_move_const_into_data_reg): Likewise. Fix formatting.
13190 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
13192 (output_move_simode_const): Update calls after above changes.
13193 Rework to use automatic variables and predicates like MEM_P.
13194 * config/m68k/m68k.md (pushexthisi_const): Update call to
13197 2007-01-19 Dirk Mueller <dmueller@suse.de>
13199 * tree-ssa-alias.c (perform_var_substitution): Fix typo
13200 in dump_flags test.
13202 2007-01-19 Richard Guenther <rguenther@suse.de>
13204 * builtins.c (expand_builtin_cexpi): Fall back to expanding
13205 via cexp in case sincos is not available.
13207 2007-01-19 Richard Guenther <rguenther@suse.de>
13209 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
13210 * defaults.h (TARGET_HAS_SINCOS): Default to off.
13211 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
13212 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
13213 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
13214 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
13215 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
13216 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
13218 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
13220 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
13222 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
13223 (atan2xf3): Directly generate RTL pattern.
13224 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
13225 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
13226 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
13227 disable patterns for SSE math.
13228 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
13229 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
13230 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
13231 disable patterns for SSE math.
13233 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
13235 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
13237 2007-01-18 Roger Sayle <roger@eyesopen.com>
13239 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
13240 VIEW_CONVERT_EXPR to the same type as it's operand.
13242 2007-01-18 David Edelsohn <edelsohn@gnu.org>
13244 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
13245 configured for long double 128.
13247 2007-01-18 Mike Stump <mrs@apple.com>
13249 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
13252 2007-01-18 Michael Meissner <michael.meissner@amd.com>
13254 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
13257 2007-01-18 Jan Hubicka <jh@suse.cz>
13259 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
13260 greater than NUM_VOP_FREE_BUCKETS.
13262 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
13264 * tree-ssa-structalias.c: Update comments.
13265 (ptabitmap_obstack): Removed.
13266 (pta_obstack): New.
13267 (oldpta_obstack): Ditto.
13268 (stats): Add a few members.
13269 (struct variable_info): Remove node, complex, address_taken, and
13270 indirect_target members. Add oldsolution member.
13271 (new_var_info): Do not initialize removed members.
13272 (constraint_expr_type): Remove INCLUDES.
13273 (constraint_graph): Add size, implicit_preds, rep,
13274 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
13275 (FIRST_REF_NODE): New macro.
13276 (LAST_REF_NODE): Ditto.
13277 (FIRST_ADDR_NODE): Ditto.
13278 (find): New function.
13280 (dump_constraint): Do not handle INCLUDES.
13281 (insert_into_complex): Do not insert duplicate constraints.
13282 (condense_varmap_nodes): Renamed and rewritten into ...
13283 (merge_node_constraints): This. Also fix bug in handling of
13284 offseted copy constraints.
13285 (clear_edges_for_node): No longer need to deal with preds at all,
13286 or removing associated preds/succs.
13287 (merge_graph_nodes): Deal with indirect_cycles.
13288 Don't deal with predecessors.
13289 (add_implicit_graph_edge): New function.
13290 (add_pred_graph_edge): Ditto.
13291 (add_graph_edge): Don't deal with predecessors.
13292 (build_constraint_graph): Removed.
13293 (build_pred_graph): New function.
13294 (build_succ_graph): Ditto.
13295 (struct scc_info): Removed in_component. Added roots, dfs, and
13296 node_mapping. Remove visited_index, unification_queue.
13297 (scc_visit): Deal with union-find we do now.
13298 Deal with cycles with REF nodes.
13299 (collapse_nodes): Renamed and rewritten to ...
13300 (unify_nodes): This.
13301 (process_unification_queue): Removed.
13302 (topo_visit): Cleanup
13303 (do_da_constraint): Use find.
13304 (do_sd_constraint): Ditto.
13305 (do_ds_constraint): Ditto.
13306 (do_complex_constraint): Ditto.
13307 (init_scc_info): Update for removed and added members.
13308 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
13309 (find_indirect_cycles): This.
13310 (equivalence_class): New variable.
13311 (label_visit): New function.
13312 (perform_variable_substitution): Rewritten.
13313 (free_var_substitution_info): New function.
13314 (find_equivalent_node): Ditto.
13315 (move_complex_constraints): Ditto.
13316 (eliminate_indirect_cycles): Ditto.
13317 (solve_graph): Only propagate changed bits.
13318 Use indirect cycle elimination.
13320 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
13321 (tree_id_eq): Renamed to ...
13322 (tree_vi_eq): This. Update for member change
13323 (insert_id_for_tree): Renamed and rewritten to ...
13324 (insert_vi_for_tree): This.
13325 (lookup_id_for_tree): Renamed and rewritten to ...
13326 (lookup_vi_for_tree): This.
13327 (get_id_for_tree): Renamed and rewritten to ...
13328 (get_vi_for_tree): Ditto.
13329 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
13330 (process_constraint): Don't handle INCLUDES.
13331 Remove special ADDRESSOF case.
13332 (find_func_aliases): Rewrite to use vi functions instead of id
13334 (create_function_info_for): Ditto.
13335 (create_variable_info_for): Ditto.
13336 (intra_create_variable_infos): Ditto.
13337 (merge_smts_into): Ditto.
13338 (find_what_p_points_to): Ditto.
13339 (init_base_vars): Ditto.
13340 (init_alias_vars): Ditto.
13341 (remove_preds_and_fake_succs): New function.
13342 (dump_sa_points_to_info): Dump new stats.
13343 (dump_solution_for_var): Use find.
13344 (set_used_smts): Fix formatting.
13345 (compute_points_to_sets): Updated for new functions.
13346 (ipa_pta_execute): Ditto.
13348 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13349 Richard Sandiford <richard@codesourcery.com>
13351 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
13353 * calls.c (expand_call): If the return value is a PARALLEL,
13354 extract its first member.
13355 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
13356 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
13357 use FUNCTION_EXTRA_EPILOGUE.
13358 (m68k_function_value): Return a PARALLEL if the return value
13359 is of a pointer type.
13360 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
13361 (FUNCTION_EXTRA_EPILOGUE): Remove.
13362 * config/m68k/m68k.md (D0_REG): New constant.
13364 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13366 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
13367 output a NOP for empty epilogues.
13369 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13371 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
13372 before function. Extend register save check to include all
13373 registers, not just integer ones.
13375 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13377 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
13378 (m68k_use_return_insn): ...this.
13379 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
13380 * config/m68k/m68k.c (use_return_insn): Rename to...
13381 (m68k_use_return_insn): ...this.
13382 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
13383 of USE_RETURN_INSN.
13385 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13387 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
13388 nearest even, fix denormal rounding overflow.
13390 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13392 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
13393 f%$smove and f%$move.
13394 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
13395 (extendsfdf2_cf): Use fdmove instead of f%&move.
13396 (truncdfsf2_cf): Use fsmove instead of f%$smove.
13397 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
13399 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13401 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
13404 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13406 * real.h (real_format): Add a canonical_nan_lsbs_set field.
13407 (coldfire_single_format): Declare.
13408 (coldfire_double_format): Likewise.
13409 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
13410 of qnan_msb_set to determine the lower bits of a canonical
13412 (encode_ieee_double): Likewise.
13413 (encode_ieee_quad): Likewise.
13414 (ieee_single_format): Initialize canonical_nan_lsbs_set.
13415 (mips_single_format): Likewise.
13416 (ieee_double_format): Likewise.
13417 (mips_double_format): Likewise.
13418 (ieee_extended_motorola_format): Likewise.
13419 (ieee_extended_intel_96_format): Likewise.
13420 (ieee_extended_intel_128_format): Likewise.
13421 (ieee_extended_intel_96_round_53_format): Likewise.
13422 (ibm_extended_format): Likewise.
13423 (mips_extended_format): Likewise.
13424 (ieee_quad_format): Likewise.
13425 (mips_quad_format): Likewise.
13426 (vax_f_format): Likewise.
13427 (vax_d_format): Likewise.
13428 (vax_g_format): Likewise.
13429 (i370_single_format): Likewise.
13430 (i370_double_format): Likewise.
13431 (decimal_single_format): Likewise.
13432 (decimal_double_format): Likewise.
13433 (decimal_quad_format): Likewise.
13434 (c4x_single_format): Likewise.
13435 (c4x_extended_format): Likewise.
13436 (real_internal_format): Likewise.
13437 (coldfire_single_format): New real_format.
13438 (coldfire_double_format): Likewise.
13439 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
13440 canonical_nan_lsbs_set.
13441 (pdp11_d_format): Likewise.
13442 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
13443 if TARGET_COLDFIRE_CPU.
13445 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13447 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
13448 (output_call, m68k_legitimize_call_address): Declare.
13449 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
13450 parenthesees. Add support for a 'W' constraint.
13451 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
13452 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
13453 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
13454 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
13456 (override_options): Initialize them. Do not set flag_no_function_cse
13457 for TARGET_ID_SHARED_LIBRARY.
13458 (m68k_output_pic_call): Delete.
13459 (m68k_legitimize_call_address): New function.
13460 (print_operand): Remove the %o prefix. Handle the %p prefix.
13461 (output_call): New function.
13462 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
13463 target address from the GOT if symbolic jumps are not allowed.
13464 * config/m68k/m68k.md (call, general_operand): Do not set
13465 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
13466 Merge separate flag_pic and !flag_pic define_insns into...
13467 (*call, *call_value): ...these new patterns. Match the address
13468 rather than the containing MEM and require it to be a call_operand.
13469 Use output_call to generate the asm template.
13470 * config/m68k/predicates.md (const_call_operand): New predicate.
13471 (call_operand): Likewise.
13473 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13475 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
13476 (STACK_GROWS_DOWNWARD): Define to 1.
13477 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
13478 comments, emphasizing that these values are only defaults.
13479 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
13480 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
13482 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13484 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
13486 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13487 Richard Sandiford <richard@codesourcery.com>
13489 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
13490 (FP_REGNO_P): New macros.
13491 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
13492 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
13493 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
13494 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
13496 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13498 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13499 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
13501 * config/m68k/t-floatlib: New file, extracting common code from...
13502 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
13503 * config/m68k/t-uclinux: Here.
13504 * config/m68k/fpgnulib.c: Do not compile extendeed precision
13505 routines on ColdFire targets.
13507 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13509 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13510 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
13511 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
13512 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
13513 explicitly set MOTOROLA to 1.
13514 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
13516 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13517 Nathan Sidwell <nathan@codesourcery.com>
13519 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
13520 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
13521 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
13522 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
13523 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
13524 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
13525 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
13526 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
13527 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
13528 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
13529 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
13530 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
13531 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
13532 (DBX_REGISTER_NUMBER): Delete.
13533 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
13534 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
13535 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
13537 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13539 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
13540 * config/flat.h: New file.
13541 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
13542 OBJECT_FORMAT_FLAT.
13543 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
13544 indirect references for -msep-data or -mid-shared-library.
13545 Do not use PC-relative code addresses either.
13546 * config/m68k/m68k.c (override_options): Restrict -fPIC error
13548 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
13549 for shared libraries and crt1.o for executables. Use crti.o and
13551 (ENDFILE_SPEC): Use crtend.o and crtn.o.
13552 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
13553 Do not add -elf2flt or -shared-lib-id options here.
13554 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
13555 Pass -shared-lib-id if -mid-shared-library, taking the library
13556 identifier from -mshared-library-id if given, otherwise
13558 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
13559 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
13560 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
13561 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
13562 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
13563 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
13565 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
13566 jump sequence for ISA A and ISA A+.
13567 (PICJUMP): Likewise.
13569 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13571 * config.gcc (m68k-*-uclinux*): Base the port on the common
13572 and m68k GNU/Linux files rather than on the generic ELF ones.
13573 * config/m68k/uclinux.h (TARGET_VERSION): Override.
13574 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
13576 2007-01-18 Julian Brown <julian@codesourcery.com>
13577 Richard Sandiford <richard@codesourcery.com>
13579 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
13580 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13581 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
13583 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
13584 80 unconditionally.
13585 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13587 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13589 * doc/install.texi: Document m68k-uclinuxoldabi.
13590 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
13591 * config/m68k/uclinux-oldabi.h: New file, copied from
13592 config/m68k/uclinux.h.
13594 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
13596 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
13597 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
13598 (m32r_compute_frame_size): Use unsigned for regno.
13599 (m32r_reload_lr): Use gen_frame_mem.
13601 (m32r_output_function_epilogue): Don't output the function epilogue
13603 (m32r_expand_epilogue): New.
13604 (direct_return): Return false if the function has the interrupt
13606 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
13607 * config/m32r/m32r.md (epilogue): New expander.
13608 (return_lr, return_rte): New insns.
13609 (return): Make it expander.
13610 (return_normal): New expander.
13612 2007-01-18 Josh Conner <jconner@apple.com>
13615 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
13616 support for UNLE, UNLT, UNGE, and UNGT.
13618 2007-01-18 Jan Hubicka <jh@suse.cz>
13620 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
13621 * tree-tailcall (add_virtual_phis): Likewise.
13622 (optimize_tail_call): Return TODOs.
13623 (execute_tail_calls): Return TODOs.
13624 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
13625 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
13627 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
13628 Cleanup cfg using TODO.
13629 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
13630 * passes.c (execute_function_todo): When cleanup did something, remove
13632 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
13633 (make_edges): Don't cleanup_cfg.
13635 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
13637 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
13638 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
13639 operate on the top of stack.
13640 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
13641 register handling of instructions that output to the second
13643 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
13644 (move_for_stack_reg): Special-case check for dead destination
13645 stack slot for constant load of 1.0 inside UNSPEC_TAN.
13647 * config/i386/i386.md (UNSPEC_TAN): New constant.
13648 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
13649 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
13650 to correctly model move of constant 1.0 to top stack slot.
13651 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
13652 (unnamed peephole2 pattern): Remove corresponding peephole2
13653 pattern that optimizes tan insn and loading of constant 1.0.
13654 (tanxf2): Use fptanxf4_i387.
13655 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
13656 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
13657 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
13658 disable patterns for SSE math.
13659 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
13660 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
13662 2007-01-18 Dirk Mueller <dmueller@suse.de>
13663 Richard Guenther <rguenther@suse.de>
13666 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
13667 * common.opt (Warray-bounds): Add new warning option.
13668 * c-opts.c (c_common_handle_option): Define -Warray-bounds
13670 * Makefile.in: make tree-vrp.o depend on toplev.h
13671 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
13673 (check_array_refs, check_array_bounds, check_array_ref): New.
13675 2007-01-18 Jan Hubicka <jh@suse.cz>
13677 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
13678 (execute_ssa_ccp): Return flags conditionally.
13679 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
13681 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
13683 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
13685 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
13686 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
13688 * Makefile.c (GTFILES): Add cfglayout.h.
13689 * gengtype.c (open_base_files): Likewise.
13690 * cfglayout.c (cfg_layout_function_footer,
13691 cfg_layout_function_header) Reindent to make gengtype happy.
13692 * cfglayout.h (cfg_layout_function_footer,
13693 cfg_layout_function_header): Add GTY(()) marker.
13695 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
13697 2007-01-18 Ben Elliston <bje@au.ibm.com>
13699 * genautomata.c (write_automata): Include xstrerror output in the
13700 error message if writing the DFA description file fails.
13702 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
13704 * config/mips/mips-protos.h (mips_output_external): Make it
13706 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
13707 * config/mips/mips.c (irix_output_external_libcall): Likewise.
13708 (extern_list): Likewise.
13709 (extern_head): Likewise.
13710 (TARGET_ASM_FILE_END): Likewise.
13711 (mips_file_end): Likewise.
13712 (mips_output_external): Rewritten.
13714 2007-01-18 Ben Elliston <bje@au.ibm.com>
13716 * genpreds.c (write_insn_preds_c): Only write out the function
13717 body for regclass_for_constraint if we have register constraints.
13719 2007-01-17 Tom Tromey <tromey@redhat.com>
13721 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
13722 * doc/install.texi (Testing): Use sourceware.org.
13723 (Binaries): Likewise.
13724 (Specific): Likewise.
13725 * doc/contrib.texi (Contributors): Use sourceware.org.
13727 2007-01-17 Anatoly Sokolov <aesok@post.ru>
13729 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
13730 (AVR_ENHANCED): Rename to ...
13731 (AVR_HAVE_MUL): ... new.
13732 (avr_enhanced_p): Rename to ...
13733 (avr_have_mul_p): ... new.
13734 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
13735 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
13736 * config/avr/avr.c (avr_enhanced_p): Rename to ...
13737 (avr_have_mul_p): ... new.
13738 (base_arch_s): Rename 'enhanced' to 'have_mul'.
13739 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
13740 'avr_enhanced_p' and 'enhanced'.
13741 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
13742 AVR_HAVE_MUL instead of AVR_ENHANCED.
13743 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
13744 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
13745 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
13746 instead of AVR_ENHANCED.
13747 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
13748 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
13749 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
13751 2007-01-17 Ian Lance Taylor <iant@google.com>
13753 * vec.h (VEC_reserve_exact): Define.
13754 (vec_gc_p_reserve_exact): Declare.
13755 (vec_gc_o_reserve_exact): Declare.
13756 (vec_heap_p_reserve_exact): Declare.
13757 (vec_heap_o_reserve_exact): Declare.
13758 (VEC_OP (T,A,reserve_exact)): New static inline function, three
13760 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
13761 negative parameter.
13762 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
13763 (VEC_OP (T,A,copy)) [all versions]: Likewise.
13764 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
13765 * vec.c (calculate_allocation): Add exact parameter. Change all
13767 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
13768 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
13769 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
13770 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
13771 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
13772 (vec_heap_p_reserve_exact): New function.
13773 (vec_heap_o_reserve_exact): New function.
13775 2007-01-17 Jan Hubicka <jh@suse.cz>
13777 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
13779 2007-01-17 Eric Christopher <echristo@apple.com>
13781 * config.gcc: Support core2 processor.
13783 2007-01-16 Jan Hubicka <jh@suse.cz>
13785 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
13786 the names, just unlink the chain so we don't crash on dangling pointers
13789 2007-01-16 Jan Hubicka <jh@suse.cz>
13791 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
13792 * tree-pass.h: Reorder to make IPA passes appear toegher.
13793 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
13794 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
13795 parameters, do not call early inliner.
13796 * ipa-inline.c: Update comments. Include tree-flow.h
13797 (cgraph_decide_inlining): Do not compute inlining parameters.
13798 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
13799 be called with function context set up.
13800 (pass_ipa_inline): Remove unreachable functions before pass.
13801 (cgraph_early_inlining): Simplify assuming to be called from the
13803 (pass_early_inline): New pass.
13804 (cgraph_gate_ipa_early_inlining): New gate.
13805 (pass_ipa_early_inline): Turn into simple wrapper.
13806 (compute_inline_parameters): New function.
13807 (gate_inline_passes): New gate.
13808 (pass_inline_parameters): New pass.
13809 (apply_inline): Move here from tree-optimize.c
13810 (pass_apply_inline): New pass.
13811 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
13813 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
13814 doing them by hand.
13815 (tree_function_versioning): Do not allocate dummy struct function.
13816 * tree-inline.h (optimize_inline_calls): Update prototype.
13817 * tree-optimize.c (execute_fixup_cfg): Export.
13818 (pass_fixup_cfg): Remove
13819 (tree_rest_of_compilation): Do not apply inlines.
13820 * tree-flow.h (execute_fixup_cfg): Declare.
13821 * Makefile.in (gt-passes.c): New.
13822 * passes.c: Include gt-passes.h
13823 (init_optimization_passes): New passes.
13824 (nnodes, order): New static vars.
13825 (do_per_function_toporder): New function.
13826 (execute_one_pass): Dump current pass here.
13827 (execute_ipa_pass_list): Don't dump current pass here.
13829 2007-01-16 Janis Johnson <janis187@us.ibm.com>
13831 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
13832 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
13834 2007-01-16 David Edelsohn <edelsohn@gnu.org>
13836 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
13837 (strong_alias): Define.
13838 (__gcc_qmul): Provide non-FMA for soft-float.
13839 (__gcc_qdiv): Same.
13844 (__gcc_qunord): New.
13854 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
13855 soft-float functions.
13856 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
13857 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
13858 about long double soft float.
13860 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
13861 Tehila Meyzels <tehila@il.ibm.com>
13863 * tree-vectorizer.h (is_pattern_stmt_p): New.
13864 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
13865 formatting (tabs instead of spaces). Cleanup and clarify setting
13866 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
13867 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
13868 (vectorizable_type_demotion): Check that types are integral.
13869 (vectorizable_type_promotion): Likewise.
13870 (vectorizable_store): Fix typo. Eliminate new-line at end of
13873 2007-01-16 Jan Hubicka <jh@suse.cz>
13875 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
13878 2007-01-15 Eric Christopher <echristo@apple.com>
13880 * ifcvt.c: Include vec.h, vecprim.h.
13881 (check_cond_move_block): New argument regs.
13882 Reorganize. Add registers used to regs.
13883 (cond_move_process_if_block): Use regs set above as
13886 2007-01-15 Eric Christopher <echristo@apple.com>
13888 * config/darwin.h: Update copyright.
13889 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
13890 (LINK_COMMAND_SPEC): Add -u.
13891 (LINK_SPEC): Fix umbrella for above.
13893 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
13895 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
13898 2007-01-15 Tom Tromey <tromey@redhat.com>
13900 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
13901 * doc/install.texi (Testing): Don't mention jacks.
13902 (Configuration): Document --enable-java-maintainer-mode. Move
13903 --with-java-home to libgcj-specific section. Document
13905 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
13907 2007-01-15 Jan Hubicka <jh@suse.cz>
13909 * tree-ssa-dce.c (DCE_TODOs): New.
13910 (propagate_necessity): Return if something changed.
13911 (eliminate_unnecessary_stmts): Likewise.
13912 (perform_tree_ssa_dce): Return TODO flags when needed.
13913 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
13915 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
13917 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
13918 (fyl2x_extend<mode>xf3_i387): New insn pattern.
13919 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
13920 patterns using X87MODEF12 mode macro. Extend operand 1
13921 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
13922 (log10<mode>2): Ditto.
13923 (log2<mode>2): Ditto.
13924 (log1p<mode>2): Ditto.
13925 (logb<mode>2): Ditto.
13926 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
13927 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
13928 (*fxtractxf3_i387): Rename from *fxtractxf3.
13929 (fxtract_extend<mode>xf3_i387): New insn pattern.
13930 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
13931 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
13932 and gen_fyl2xxf3_i387().
13934 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
13936 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
13937 * cfgloopmanip.c (fix_loop_placement): Made static. Use
13938 get_loop_exit_edges. Changed return type to bool.
13939 * cfgloop.h (fix_loop_placement): Declaration removed.
13941 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
13943 * param.h (MIN_VECT_LOOP_BOUND): New.
13944 * params.def (MIN_VECT_LOOP_BOUND): New.
13945 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
13946 argument - minimum threshold for number of iterations.
13947 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
13948 argument to declaration.
13949 * tree-vect-analyze.c (vect_analyze_operations): Check value of
13950 MIN_VECT_LOOP_BOUND.
13951 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
13952 slpeel_tree_peel_loop_to_edge with additional argument.
13953 (vect_do_peeling_for_alignment): Likewise.
13954 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
13956 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
13959 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
13960 operands of size 1.
13962 2007-01-14 Jan Hubicka <jh@suse.cz>
13964 * tree-dfa.c (remove_referenced_var): New function.
13965 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
13966 prune referenced vars list too.
13967 * tree-flow.h (remove_referenced_var): Declare.
13969 2007-01-14 Jan Hubicka <jh@suse.cz>
13971 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
13973 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
13974 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
13975 * except.h (verify_eh_throw_table_statements): Kill prototype.
13976 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
13977 into call exrepssions.
13978 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
13980 * tree-cfg.c: Include pointer-set.h.
13981 (verify_node_sharing): Work on pointer set.
13982 (verify_eh_throw_stmt_node): New.
13983 (verify_stmts): Use pointers sets, verify throw_stmt.
13985 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
13987 * ipa-reference.c (analyze_function): Consider also addresses taken
13990 2007-01-12 Roger Sayle <roger@eyesopen.com>
13992 * c-typeck.c (null_pointer_constant_p): Replace use of
13993 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13994 (build_c_cast): Likewise.
13996 2007-01-12 Roger Sayle <roger@eyesopen.com>
13998 * tree.h (force_fit_type_double): Remove unused final argument.
13999 * c-common.c (constant_expression_warning): Replace use of
14000 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
14001 (convert_and_check): Likewise.
14002 (shorten_compare): Update call to force_fit_type_double.
14003 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
14004 * convert.c (convert_to_pointer): Update call to
14005 force_fit_type_double.
14006 * fold-const.c (force_fit_type_double): Remove overflowed_const
14008 (int_const_binop, fold_convert_const_int_from_int,
14009 fold_convert_const_int_from_real, fold_div_compare,
14010 fold_sign_changed_comparison, fold_unary, fold_negate_const,
14011 fold_abs_const, fold_not_const): Remove the final argument from
14012 calls to force_fit_type_double.
14014 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14016 * configure.ac: Set insn to "nop" for spu-*-* also.
14017 * configure: Regenerate.
14019 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
14021 * builtins.def : Add BUILT_IN_FREE.
14023 2007-01-12 Jan Hubicka <jh@suse.cz>
14025 PR tree-optimization/30443
14026 * tree-inline.c (tree_function_versioning): Do not optimize when
14027 cloning for inlining.
14029 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
14031 * doc/loop.texi: Document recording of loop exits.
14032 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
14033 (update_single_exits_after_duplication,
14034 update_single_exit_for_duplicated_loop,
14035 update_single_exit_for_duplicated_loops): Removed.
14036 (duplicate_loop_to_header_edge): Do not call
14037 update_single_exits_after_duplication and
14038 update_single_exit_for_duplicated_loops.
14039 (loop_version): Do not update single_exit information.
14040 (fix_loop_structure): Use record_loop_exits instead of
14041 mark_single_exit_loops.
14042 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
14043 the lists of loop exits.
14044 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
14045 split_edge, merge_blocks): Update the lists of loop exits.
14046 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
14047 loop_optimizer_init.
14048 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
14049 of mark_single_exit_loops.
14050 (loop_optimizer_finalize): Call release_recorded_exits.
14051 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
14052 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
14053 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
14054 update single exit information.
14055 * lambda-code.c (perfect_nestify): Ditto.
14056 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
14057 (mark_single_exit_loops): Removed.
14058 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
14059 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
14060 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
14062 (get_loop_exit_edges, single_exit): Use recorded exit lists.
14063 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
14064 (verify_loop_structure): Verify consistency of the exit lists.
14065 (flow_loops_find): Use alloc_loop. Initialize exits hash.
14066 (set_single_exit): Removed.
14067 * cfgloop.h (struct loop_exit): New function.
14068 (struct loop): single_exit_ field replaced by exits field.
14069 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
14070 (struct loops): Added exits hash.
14071 (mark_single_exit_loops, set_single_exit): Declaration removed.
14072 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
14074 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14076 * doc/invoke.texi: Avoid use of @headitem.
14078 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14080 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
14082 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14084 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
14087 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
14088 Richard Sandiford <richard@codesourcery.com>
14090 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
14091 * config/m68k/m68k.opt: Resort options.
14092 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
14094 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
14095 Richard Sandiford <richard@codesourcery.com>
14097 * doc/invoke.texi: Document the macros that are defined by
14098 m68k's -mtune and -mhard-float options.
14099 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
14100 (m68k_cpp_cpu_family): Likewise.
14101 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
14102 of __ucfv*__ macros. Define __mcffpu__ if generating code for
14103 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
14104 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
14105 (m68k_cpp_cpu_family): Likewise.
14107 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14109 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
14110 macros besides mc68000 as tuning macros. Use a switch statement
14111 to set them and mcpu32.
14113 2007-01-12 Julian Brown <julian@codesourcery.com>
14115 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
14116 (TARGET_68040_ONLY): Rename to...
14117 (TARGET_68040): ...this.
14118 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
14119 * config/m68k/m68k.md: Likewise.
14121 2007-01-12 Julian Brown <julian@codesourcery.com>
14122 Nathan Sidwell <nathan@codesourcery.com>
14123 Richard Sandiford <richard@codesourcery.com>
14125 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
14126 the -mcpu= argument associated with the --with-cpu setting.
14127 Define M68K_DEFAULT_TUNE to the default -mtune= option,
14128 if different from the one implied by the -mcpu setting.
14129 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
14130 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
14131 * doc/invoke.texi: Mention ColdFire in the introduction to the
14132 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
14133 -mno-div and -mhard-float options. Make -m68881 a synonym for
14134 -mhard-float. Document the previously-undocumented -m5206e,
14135 -m528x, -m5307 and -m5407 options. Tweak the existing option
14136 documentation for consistency.
14137 * doc/install.texi: Mention new --with-cpu arguments.
14138 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
14139 default CPU if neither -mcpu nor -march are specified.
14140 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
14141 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
14142 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
14143 using m68k_tune to decide between families that implement the
14144 same ISA. Use m68k_tune to set __mcfv4e__.
14145 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
14146 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
14147 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
14148 (FL_ISA_C, FL_ISA_MMU): New macros.
14149 (MASK_COLDFIRE): Delete.
14150 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
14151 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
14152 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
14153 (TARGET_HARD_FLOAT): Do not define here.
14154 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
14155 (TUNE_68000): New macro.
14156 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
14157 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
14158 (TUNE_CFV2): Redefine in terms of m68k_tune.
14159 (uarch_type, target_device, fpu_type): New enums.
14160 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
14161 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
14162 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
14163 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
14164 (FL_FOR_isa_c): New macros.
14165 (m68k_isa): New enum.
14166 (m68k_target_selection): New structure.
14167 (all_devices, all_isas, all_microarchs): New tables.
14168 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
14169 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
14170 (MASK_ALL_CPU_BITS): Delete.
14171 (m68k_find_selection): New function.
14172 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
14173 Map the legacy target options to a combination of the new ones.
14174 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
14175 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
14176 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
14178 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
14179 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
14181 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
14182 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
14183 * config/m68k/m68k-devices.def: New file.
14185 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14186 Nathan Sidwell <nathan@codesourcery.com>
14188 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
14189 (SUBTARGET_EXTRA_SPECS): New macros.
14190 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
14191 use %(asm_cpu_spec) instead.
14192 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
14193 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
14194 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
14195 (EXTRA_SPECS): Rename to...
14196 (SUBTARGET_EXTRA_SPECS): ...this.
14198 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
14199 Richard Sandiford <richard@codesourcery.com>
14200 Julian Brown <julian@codesourcery.com>
14202 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14203 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
14204 to the configuration's default CPU.
14205 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
14206 Remove default masks.
14207 (m680[012]0-*-*): Set the default with_cpu to the first part of
14209 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
14210 (m68k*-*-linux): Extend the --with-cpu handling to...
14211 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
14212 and m68010. Don't set target_cpu_default2.
14213 * doc/install.texi: Document --with-cpu for m68k.
14214 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
14215 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
14216 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
14217 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
14218 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
14219 (ASM_SPEC): Remove use of %(asm_cpu_default).
14220 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
14221 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
14222 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
14223 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
14224 __HAVE_FPU__ if TARGET_HARD_FLOAT.
14225 (TARGET_DEFAULT): Delete.
14226 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
14227 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
14228 (CPP_CPU_SPEC): Delete.
14229 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
14230 the appropriate string.
14231 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
14232 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
14233 (ASM_SPEC): Don't use %(asm_default_spec).
14234 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
14235 TARGET_DEFAULT and add MASK_68881.
14236 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
14238 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14240 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
14241 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
14242 MASK_68010 alongside MASK_68020.
14243 * doc/invoke.texi: Document -m68010.
14244 * config/m68k/m68k.opt (m68010): New.
14245 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
14247 (TUNE_68010): New macro.
14248 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
14249 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
14250 (M68K_CPU_m68332): Add MASK_68010.
14251 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
14252 fallback definition.
14253 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
14255 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
14256 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
14257 to all entries that use MASK_68020.
14258 (output_move_simode_const, output_move_himode, output_move_qimode)
14259 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
14260 instead of TARGET_68020 to select clr behavior. Remove comment
14261 about there being no TARGET_68010.
14262 * config/m68k/m68k.md: Likewise throughout.
14264 2007-01-12 Julian Brown <julian@codesourcery.com>
14266 * config/m68k/m68k.h (TARGET_ISAB): New macro.
14267 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
14268 * config/m68k/m68k.md: Likewise.
14270 2007-01-12 Julian Brown <julian@codesourcery.com>
14272 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
14273 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
14275 2007-01-12 Julian Brown <julian@codesourcery.com>
14277 * config/m68k/m68k.h (TUNE_68040_60): New macro.
14278 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
14279 * config/m68k/m68k.md: Likewise.
14281 2007-01-12 Julian Brown <julian@codesourcery.com>
14282 Richard Sandiford <richard@codesourcery.com>
14284 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
14285 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
14286 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
14288 (TARGET_CPU32): Rename to...
14289 (TUNE_CPU32): ...this.
14290 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
14291 (TUNE_CFV2): New macros.
14292 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
14293 remove conditions that are implied by TARGET_68020.
14294 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
14295 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
14296 (m68k_output_function_epilogue): Likewise.
14297 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
14298 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
14299 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
14300 non-68000 timings. Refactor multiplication and division costs.
14301 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
14302 TUNE_CPU32 instead of TARGET_CPU32.
14303 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
14304 and TUNE_68060 instead of TARGET_68060.
14305 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
14306 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
14308 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
14309 && !TARGET_COLDFIRE" to choose between moveq and clr.
14310 Likewise in the unnamed movsf pattern.
14311 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
14312 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
14315 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14317 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
14318 of tabbing before backslashes.
14320 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14322 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
14323 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
14324 (ASM_OUTPUT_INTERNAL_LABEL): Define.
14326 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14328 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
14329 find_interesting_uses_cond.
14330 (find_interesting_uses_cond): Use extract_cond_operands.
14331 (rewrite_use_compare): Use extract_cond_operands and
14332 force_gimple_operand_bsi. Do not call update_stmt.
14333 (determine_use_iv_cost_condition): Use extract_cond_operands.
14334 Return cheaper of using original bound and changing the exit bound.
14336 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14338 PR tree-optimization/29516
14339 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
14340 most_expensive_mult_to_index, addr_to_parts,
14341 create_mem_ref, maybe_fold_tmr): Make the type of
14342 fields of TARGET_MEM_REF sizetype.
14343 (move_fixed_address_to_symbol, move_pointer_to_base):
14345 * tree.def (TARGET_MEM_REF): Add comment on types of
14348 2007-01-11 Joseph Myers <joseph@codesourcery.com>
14350 * c-common.c (vector_types_convertible_p): Treat opaque types as
14351 always convertible if they have the same size, but not otherwise.
14353 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
14355 * ifcvt.c (struct noce_if_info): Add comments to the fields.
14356 Remove the b_unconditional field.
14357 (noce_try_sign_mask): Do not look at b_unconditional.
14358 (noce_process_if_block): Do not use merge_if_blocks. Update
14359 the CFG here. Do not set b_unconditional.
14360 (cond_move_process_if_block): Likewise.
14361 (find_cond_trap): Likewise.
14362 (check_cond_move_block): Require simple jump insns at the end
14363 of the basic block.
14365 2007-01-11 Jan Hubicka <jh@suse.cz>
14367 PR tree-optimization/1046
14368 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
14369 when alias info is not ready.
14370 (pass_tail_recursion): Do not require aliasing.
14371 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
14372 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
14373 * tree-ssa-copy.c (pass_copy_prop): Likewise.
14374 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
14375 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
14376 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
14377 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
14379 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
14380 When aliasing is not build, mark statement as volatile.
14382 2007-01-11 Tom Tromey <tromey@redhat.com>
14384 PR preprocessor/15185, PR preprocessor/20989:
14385 * doc/cppopts.texi <-MT>: Update description of algorithm for
14386 computing default target.
14387 <-M, -MD>: Reword "basename" text.
14389 2007-01-11 Roger Sayle <roger@eyesopen.com>
14391 * builtins.c (expand_builtin_pow, expand_builtin_powi,
14392 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
14393 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
14394 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
14395 fold_builtin_bswap, real_constp, fold_builtin_pow,
14396 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
14397 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
14398 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
14399 * convert.c (convert_to_pointer): Likewise.
14400 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
14401 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
14402 const_binop, fold_convert_const_int_from_int,
14403 fold_convert_const_int_from_real,
14404 fold_convert_const_real_from_real, sign_bit_p,
14405 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
14406 fold_sign_changed_comparison, fold_unary, fold_comparison,
14407 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
14408 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
14409 * print-tree.c (print_node_brief, print_node): Likewise.
14410 * stor-layout.c (place_field, layout_type): Likewise.
14411 * tree-chrec.c (keep_cast): Likewise.
14412 * tree.c (build_vector, build_real, build_real_from_int_cst,
14413 build_complex): Likewise.
14415 2007-01-11 Roger Sayle <roger@eyesopen.com>
14417 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
14418 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
14420 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
14422 * configure.ac (strict1_warn): Rename to strict_warn.
14423 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
14424 cc_set_by_configure, quoted_cc_set_by_configure,
14425 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
14426 all_boot_languages, all_stagestuff): Remove.
14427 (target_list): Remove bootstrap targets.
14428 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
14429 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
14430 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
14431 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
14432 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
14433 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
14434 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
14435 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
14436 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
14437 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
14438 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
14439 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
14440 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
14441 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
14442 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
14443 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
14444 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
14445 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
14446 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
14447 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
14448 (mostlyclean): Adjust.
14449 (clean, distclean): Don't mention bootstrap stuff.
14450 * configure: Regenerate.
14451 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
14452 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
14453 treelang/config-lang.in (stagestuff): Remove.
14454 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
14455 stageprofile, stagefeedback, stagestuff): Remove mention.
14457 2007-01-11 Nick Clifton <nickc@redhat.com>
14459 * config/mcore/predicates.md (mcore_general_movesrc_operand):
14461 (mcore_general_movdst_operand): Do not accept CONST_INTs.
14462 (mcore_arith_K_S_operand): Run the test for the S constraint not
14463 the test for the M constraint.
14464 (mcore_addsub_operand): Do not accept integer values that are
14465 larger than 32 bits.
14466 * config/mcore/mcore.md: Remove unused constraints from split.
14467 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
14468 (addsi3): Likewise.
14469 (allocate_stack): Likewise.
14470 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
14471 operands to 32 bits.
14472 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
14474 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
14475 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
14476 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
14477 mcore_output_bclri, mcore_output_andn, output_inline_const,
14478 mcore_output_move, mcore_output_movedouble): Likewise.
14479 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
14480 (output_inline_const): Likewise.
14481 (output_inline_const): Fix format strings used in sprintf
14483 * config/mcore/mcore-protos.h: Update prototypes for changed
14484 functions in mcore.c.
14485 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
14486 HOST_WIDE_INT and not int.
14487 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
14488 CONST_OK_FOR_N): Likewise.
14489 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
14490 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
14493 2007-01-10 Jan Hubicka <jh@suse.cz>
14495 * tree-vrp.c (remove_range_assertions): Release defs.
14496 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
14497 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
14499 2007-01-10 Paul Brook <paul@codesourcery.com>
14501 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
14502 * config/arm/arm.md (mulsi3subsi): New insn.
14504 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
14506 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
14507 (tree_transform_and_unroll_loop): New.
14508 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
14511 2007-01-10 Robert Kennedy <jimbob@google.com>
14513 * fold-const.c (fold_comparison): Fold comparisons like (x *
14514 1000 < 0) to (x < 0).
14516 2007-01-10 Ian Lance Taylor <iant@google.com>
14518 * tree-pretty-print.c (dump_generic_node): Print parentheses when
14519 operands have the same priority.
14521 2007-01-10 Tom Tromey <tromey@redhat.com>
14523 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
14524 (fold_binary): Likewise.
14525 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
14526 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
14527 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
14528 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
14529 * langhooks.h (struct lang_hooks): Removed field
14530 'can_use_bit_fields_p'.
14532 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
14534 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
14536 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
14538 * function.c (get_last_funcdef_no): New function.
14539 * function.h (get_last_funcdef_no): Declare.
14540 * tree-inline.c (initialize_cfun): Add initialization.
14541 (tree_function_versioning): Cleanup.
14543 2007-01-10 Jan Hubicka <jh@suse.cz>
14545 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
14548 2007-01-10 Sa Liu <saliu@de.ibm.com>
14549 Ben Elliston <bje@au.ibm.com>
14551 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
14552 for SAVE_NONLOCAL and Pmode for any other save level.
14553 * spu-protos.h (spu_restore_stack_block): Declare.
14554 * spu.md (save_stack_block): Remove.
14555 (restore_stack_block): Call spu_restore_stack_block.
14556 * spu.c (spu_restore_stack_block): New function.
14557 (spu_expand_epilogue): Remove old comment.
14559 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
14561 PR tree-optimization/30322
14562 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
14563 (cand_value_at): Return the value as aff_tree.
14564 (may_eliminate_iv): Convert the bound from aff_tree to tree.
14565 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
14566 aff_combination_mult): New functions.
14567 (aff_combination_add): Use aff_combination_add_cst.
14568 (aff_combination_convert): Allow conversions to a wider type.
14569 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
14570 * tree-affine.h (aff_combination_mult): Declare.
14572 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
14574 * doc/tm.texi: Update documentation to reflect reality of exec
14575 and start file search behaviours. Update copyright year.
14576 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
14577 header file directories.
14579 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
14581 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
14582 (*cosxf2): Rename to cosxf2_i387.
14583 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
14584 using X87MODEF12 mode macro. Rename patterns to
14585 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
14587 (*cosdf2, *cossf2): Ditto.
14588 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
14589 to match extended input operands.
14590 (sincos<mode>3): New expander.
14591 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
14592 insn patterns and corresponding splitters.
14594 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
14596 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
14597 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
14599 2007-01-09 Nicolas Pitre <nico@cam.org>
14602 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
14604 2007-01-08 Geoffrey Keating <geoffk@apple.com>
14606 * target.h (struct gcc_target): New field library_rtti_comdat.
14607 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
14608 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
14609 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
14610 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
14612 2007-01-08 Geoffrey Keating <geoffk@apple.com>
14614 * doc/invoke.texi (Optimize Options): Correct description of -O0.
14616 2007-01-08 Richard Guenther <rguenther@suse.de>
14618 * tree.h (force_fit_type_double): Export.
14619 (force_fit_type): Remove.
14620 * fold-const.c (force_fit_type_double): New function.
14621 (force_fit_type): Remove.
14622 (int_const_binop): Use it.
14623 (fold_convert_const_int_from_int): Likewise.
14624 (fold_convert_const_int_from_real): Likewise.
14625 (fold_div_compare): Likewise.
14626 (fold_sign_changed_comparison): Likewise.
14627 (fold_unary): Likewise.
14628 (fold_negate_const): Likewise.
14629 (fold_abs_const): Likewise.
14630 (fold_not_const): Likewise.
14631 * c-common.c (shorten_compare): Use force_fit_type_double.
14632 * convert.c (convert_to_pointer): Likewise.
14634 2007-01-08 Richard Guenther <rguenther@suse.de>
14636 * tree.h (build_int_cst_wide_type): Export.
14637 * tree.c (build_int_cst_wide_type): New function.
14638 (build_int_cst_wide): Fix comment.
14639 * builtins.c (fold_builtin_object_size): Use build_int_cst
14640 to build -1 or 0 of the correct type. Use fit_double_type
14641 to check for overflow.
14642 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
14644 (decode_field_reference): Likewise.
14645 (all_ones_mask_p): Likewise.
14646 (native_interpret_int): Use build_int_cst_wide_type.
14647 (fold_binary): Use build_int_cst_type to build an all-ones
14649 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
14651 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
14653 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
14655 2007-01-09 Ben Elliston <bje@au.ibm.com>
14657 * genautomata.c (STATS_OPTION): New option.
14658 (stats_flag): New flag.
14659 (gen_automata_option): Handle it.
14660 (initiate_automaton_gen): Ditto.
14661 (write_automata): Output statistics only if stats_flag is
14662 set. Likewise, output time statistics only if time_flag is set.
14663 * doc/md.texi (Processor pipeline description): Document new flag.
14665 2007-01-08 Richard Guenther <rguenther@suse.de>
14667 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
14668 * tree.c (build_int_cst_type): Likewise.
14669 (size_in_bytes): Don't call force_fit_type on the result.
14670 (int_fits_type_p): Use fit_double_type.
14671 * fold-const.c (fit_double_type): New function.
14672 (force_fit_type): Use it.
14673 * tree.h (fit_double_type): Export.
14675 2007-01-08 Jan Hubicka <jh@suse.cz>
14677 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
14678 * ipa.c (function_and_variable_visibility): Fix return type.
14680 2007-01-08 Richard Guenther <rguenther@suse.de>
14682 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
14683 of offset to build the index.
14684 * tree-pretty-print.c (dump_generic_node): Don't build negated
14685 const just for printing.
14686 * c-pretty-print.c (pp_c_integer_constant): Likewise.
14687 * builtins.c (fold_builtin_int_roundingfn): Check if result
14688 fits the type by using force_fit_type and comparing the result.
14689 * predict.c (predict_loops): Use compare_tree_int for comparison.
14690 * tree.c (build_int_cst): Fall back to integer_type_node for
14692 (build_int_cst_wide): Assert type is non-null.
14694 2007-01-08 Roberto Costa <roberto.costa@st.com>
14696 * tree-vrp.c (extract_range_from_cond_expr): New.
14697 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
14698 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
14700 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
14701 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
14702 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
14703 used as expressions.
14704 * tree-object-size.c (cond_expr_object_size): New.
14705 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
14707 2007-01-08 Jan Hubicka <jh@suse.cz>
14709 * tree-ssa-forwprop.c (forward_propagate_into_cond,
14710 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
14713 2007-01-08 Richard Guenther <rguenther@suse.de>
14715 PR tree-optimization/23603
14716 * tree-vrp.c (set_value_range_to_truthvalue): New function.
14717 (extract_range_from_binary): Fall back to truthvalue instead of
14718 varying for TRUTH_*_EXPR.
14719 (extract_range_from_comparison): Fall back to truthvalue instead of
14721 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
14722 if all visited PHI values were constant.
14724 2007-01-08 Jan Hubicka <jh@suse.cz>
14726 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
14727 (cgraph_analyze_function): break out from ...
14728 (cgraph_finalize_compilation_unit): ... here.
14729 (cgraph_expand_function): Remove forgoten commented out line.
14730 (cgraph_optimize): Analyze functions.
14732 2007-01-08 Jan Hubicka <jh@suse.cz>
14734 * tree-pas.h (TODO_remove_function): New flag.
14735 (TODO_update*): Renumber.
14736 (pass_ipa_increase_alignment,
14737 pass_ipa_function_and_variable_visibility): New passes.
14738 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
14739 (cgraph_function_and_variable_visibility): Move to ipa.c
14740 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
14741 cgraph_increase_alignment.
14742 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
14743 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
14744 calling tree-inline.
14745 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
14746 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
14747 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
14748 (gate_increase_alignment): New function.
14749 (pass_ipa_increase_alignment): New pass.
14750 * ipa.c: Inline tree-pass.h and timevar.h
14751 (function_and_variable_visibility): Move here from cgraphunit.c
14752 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
14753 * passes.c (init_optimization_passes): Add the two new passes.
14754 (execute_todo): Handle cgraph_remove_functions.
14756 2007-01-08 Nick Clifton <nickc@redhat.com>
14758 * config/frv/predicates.md (reg_or_0_operand): Accept
14761 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
14763 * config/bfin/rtems.h, config/bfin/t-rtems: New.
14764 * config.gcc: Add bfin*-rtems*.
14766 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
14768 * c.opt: Add -flax-vector-conversions.
14769 * c-typeck.c (convert_for_assignment): Pass flag to
14770 vector_types_convertible_p to allow emission of note.
14771 (digest_init): Likewise.
14772 * c-opts.c: Handle -flax-vector-conversions.
14773 * c-common.c (flag_lax_vector_conversions): New.
14774 (vector_types_convertible_p): Unless -flax-vector conversions
14775 has been passed, disallow conversions between vectors with
14776 differing numbers of subparts and/or element types. If such
14777 a conversion is disallowed, possibly emit a note on the first
14778 occasion only to inform the user of -flax-vector-conversions.
14779 The new last argument specifies this.
14780 * c-common.h (flag_lax_vector_conversions): New.
14781 (vector_types_convertible_p): Add extra argument.
14782 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
14783 char_type_node for V*QI type vectors.
14784 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
14785 Update to satisfy new typechecking rules.
14786 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
14787 C and C++ variants.
14788 * doc/invoke.texi (C Dialect Options): Document
14789 -flax-vector-conversions.
14791 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
14793 PR tree-optimization/29877
14794 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
14795 a register variable on the RHS to not be replaceable.
14797 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
14798 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
14799 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
14800 const_simm15, const_pow2, const_npow2): Added.
14801 * config/score/misc.md (insv, extv, extzv, movmemsi,
14802 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
14803 * config/score/score.c (score_address_cost, score_select_cc_mode):
14805 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
14806 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
14807 Update score_print_operand.
14808 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
14809 Adjust register allocate order and update some macro define.
14810 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
14811 mdx_block_move_straight, mdx_block_move_loop_head,
14812 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
14813 mdx_block_move): Added.
14814 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
14815 mdp_limm): Updated and fix some bug and typo.
14816 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
14817 (movsf, movdf, doloop_end): Added.
14819 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
14821 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
14822 config/arm/thumb2.md: Fix comment typos.
14823 * doc/extend.texi: Fix a typo.
14825 2007-01-07 Eric Christopher <echristo@apple.com>
14827 * configure.ac: Check for __stack_chk_fail for darwin.
14828 * configure: Regenerate.
14830 2007-01-07 Richard Guenther <rguenther@suse.de>
14832 * tree-vrp.c (extract_range_from_assert): CSE calls to
14833 compare_values where possible.
14834 (extract_range_from_unary_expr): Likewise.
14836 2007-01-07 Anatoly Sokolov <aesok@post.ru>
14838 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
14839 * config/avr/avr.c (call_insn_operand): Delete function.
14840 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
14841 instead of register number. Use predicates.
14842 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
14843 call_insn_operand): Add.
14845 2007-01-06 Jan Hubicka <jh@suse.cz>
14847 * tree-pass.h (pass_build_cgraph_edges): Declare.
14848 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
14849 (visited_nodes): Remove.
14850 (cgraph_create_edges): Move to cgraphbuild.c; rename to
14851 build_cgrpah_edges; make visited_nodes local.
14852 (cgraph_process_new_functions): DO not call initialize_inline_failed.
14853 (record_references_in_initializer): Move to cgraphbuild.c
14854 (initialize_inline_failed, rebuild_cgraph_edges,
14855 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
14856 (verify_cgraph_node): Make visited_nodes local.
14857 (cgraph_analyze_function): Do not call cgraph_create_edges and
14858 initialize_inline_failed.
14859 (cgraph_expand_function): Do not call cgraph_lower_function;
14860 assert that function is already lowered.
14861 * Makefile.in (cgraphbuild.o): New.
14862 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
14863 at the end of lowering passes.
14865 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
14867 * ifcvt.c (cond_move_convert_if_block): New function, code
14868 factored out from...
14869 (cond_move_process_if_block): ...here. Call the new function
14870 on the THEN and ELSE blocks.
14871 (merge_if_block): Do not copy global_live_at_end, merge_blocks
14872 already takes care of this.
14874 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14877 * tree.h (TREE_OVERFLOW_P): New.
14878 * c-typeck.c (parser_build_unary_op): Warn only if result
14879 overflowed and operands did not.
14880 (parser_build_binary_op): Likewise.
14881 (convert_for_assignment): Remove redundant overflow_warning.
14882 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
14884 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14886 * c-typeck.c (store_init_value): Split over two lines to follow
14887 the GNU coding style.
14889 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
14891 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
14892 __GXX_EXPERIMENTAL_CXX0X__.
14893 * doc/cpp.texi: Same.
14895 2007-01-05 Richard Guenther <rguenther@suse.de>
14897 PR middle-end/27826
14898 * tree.c (get_narrower): Do not construct COMPONENT_REFs
14899 with mismatched types. Instead explicitly build a
14900 conversion NOP_EXPR.
14902 2007-01-05 Ian Lance Taylor <iant@google.com>
14904 * c-common.c (decl_with_nonnull_addr_p): New function.
14905 (c_common_truthvalue_conversion): Call it.
14906 * c-typeck.c (build_binary_op): Likewise.
14907 * c-common.h (decl_with_nonnull_addr_p): Declare.
14909 2007-01-05 Jakub Jelinek <jakub@redhat.com>
14912 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
14915 2007-01-05 Joel Brobecker <brobecker@adacore.com>
14917 * doc/install.texi (Final install): Document the fact that
14918 the GNAT runtime should not be stripped.
14920 2007-01-04 Jan Hubicka <jh@suse.cz>
14922 * tree-inline.c (fold_marked_statements): Update operand caches
14923 and EH after folding
14925 2007-01-04 Ian Lance Taylor <iant@google.com>
14927 * c-common.c (check_function_nonnull): Whitespace fix.
14929 2007-01-04 Jan Hubicka <jh@suse.cz>
14931 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
14932 comitted older version of patch.
14933 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
14934 function, celanup cfg and collect garbage.
14936 2007-01-04 Mike Stump <mrs@apple.com>
14938 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
14941 2007-01-04 Eric Christopher <echristo@apple.com>
14943 * libgcc2.c (__bswapsi2): Use SItype.
14944 (__bswapdi2): Use DItype.
14945 * libgcc2.h: Update for above.
14947 2007-01-04 Paul Brook <paul@codesourcery.com>
14949 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
14950 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
14951 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
14952 umulsidi3, umulsidi3adddi, smulsi3_highpart,
14953 umulsi3_highpart): Make conditional on !arm_arch6.
14954 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
14955 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
14956 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
14957 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
14958 umulsi3_highpart_v6): New insns.
14960 2007-01-04 Roger Sayle <roger@eyesopen.com>
14962 * fold-const.c (fold_convert): When casting an expression to void,
14963 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
14964 have a type. Instead of attempting to build a NOP_EXPR, return
14965 these "special" trees directly.
14967 2007-01-04 Joseph Myers <joseph@codesourcery.com>
14969 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
14970 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
14971 rs6000_cost->fp not 0 as adjustment for outer NEG.
14973 2007-01-04 Jan Hubicka <jh@suse.cz>
14975 * cgraph.c (cgraph_release_function_body): New function.
14976 (cgraph_remove_node): Use it.
14977 * cgraph.h (cgraph_release_function_body): Declare.
14978 * cgraphunit.c (cgraph_expand_function): Use it.
14979 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
14980 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
14981 is initialized and while compilation of other function is running.
14982 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
14983 statement CFG annotations from here to ...
14984 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
14986 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
14988 * cfgloop.h (enum li_flags): Make the constants powers of two.
14990 2007-01-04 Jan Hubicka <jh@suse.cz>
14992 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
14994 (fold_marked_statements): New function.
14995 (optimize_inline_calls, tree_function_versioning): Fold new statements.
14996 * tree-inline.h (copy_body_data): Add statements_to_fold.
14998 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
15000 * config.gcc: Mention libgcc/config.host.
15001 * Makefile.in: Update comments mentioning libgcc.
15002 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
15003 (all.cross, start.encap, rest.encap, rest.cross): Update
15004 dependencies for libgcc move.
15005 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
15006 (clean-target, clean-target-libgcc): Delete.
15007 (srcdirify, GCC_EXTRA_PARTS): New macros.
15008 (libgcc-support, libgcc.mvars): New rules.
15009 (distclean): Remove mention of mklibgcc.
15010 (install): Don't reference INSTALL_LIBGCC.
15011 (install-common): Don't reference EXTRA_PARTS.
15012 (install-libgcc, install-multilib): Delete rules.
15013 * mklibgcc.in: Delete file.
15014 * doc/configfiles.texi: Don't mention mklibgcc.
15016 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
15017 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
15018 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
15019 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
15020 (mklibgcc, ldblspecs): Likewise.
15022 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
15023 (posixpre.def): Use $(T).
15024 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
15025 (SHLIB_SRC, SHLIB_INSTALL): Delete.
15026 (SHLIB_LINK): Make dummy.
15027 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
15029 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
15031 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
15032 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
15033 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
15034 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
15036 * configure.ac (all_outputs): Remove mklibgcc.
15037 * configure: Regenerated.
15039 2007-01-03 Josh Conner <jconner@apple.com>
15041 PR middle-end/29683
15042 * calls.c (compute_argument_addresses): Set stack and stack_slot
15043 for partial args, too.
15044 (store_one_arg): Use locate.size.constant for the size when
15045 generating a save_area.
15047 2007-01-03 Robert Kennedy <jimbob@google.com>
15049 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
15050 whose definitions are deleted due to basic block merging.
15052 2007-01-03 Paul Brook <paul@codesourcery.com>
15055 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
15057 (use_return_insn): Return 0 for Thumb interrupt functions.
15058 (print_multi_reg): Add rfe argument for IRQ returns.
15059 (arm_output_epilogue): Pop interrupt return address directly into PC.
15060 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
15062 2007-01-03 Paul Brook <paul@codesourcery.com>
15064 Merge from sourcerygxx-4_1.
15065 * config/arm/thumb2.md: New file.
15066 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
15068 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
15069 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
15070 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
15071 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
15073 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
15074 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
15076 * config/arm/ieee754-sf.S: Ditto.
15077 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
15078 (thumb1_base_register_rtx_p): ... to this.
15079 (thumb_index_register_rtx_p): Rename...
15080 (thumb1_index_register_rtx_p): ... to this.
15081 (thumb_output_function_prologue): Rename...
15082 (thumb1_output_function_prologue): ... to this.
15083 (thumb_legitimate_address_p): Rename...
15084 (thumb1_legitimate_address_p): ... to this.
15085 (thumb_rtx_costs): Rename...
15086 (thumb1_rtx_costs): ... to this.
15087 (thumb_compute_save_reg_mask): Rename...
15088 (thumb1_compute_save_reg_mask): ... to this.
15089 (thumb_final_prescan_insn): Rename...
15090 (thumb1_final_prescan_insn): ... to this.
15091 (thumb_expand_epilogue): Rename...
15092 (thumb1_expand_epilogue): ... to this.
15093 (arm_unwind_emit_stm): Rename...
15094 (arm_unwind_emit_sequence): ... to this.
15095 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
15096 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
15097 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
15098 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
15099 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
15100 thumb2_output_casesi): New functions.
15101 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
15102 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
15103 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
15104 THUMB2_WORK_REGS): Define.
15105 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
15106 arm_condexec_mask, arm_condexec_masklen)): New variables.
15107 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
15108 (arm_override_options): Check new CPU capabilities.
15109 Set new architecture flag variables.
15110 (arm_isr_value): Handle v7m interrupt functions.
15111 (user_return_insn): Return 0 for v7m interrupt functions. Handle
15113 (const_ok_for_arm): Handle Thumb-2 constants.
15114 (arm_gen_constant): Ditto. Use movw when available.
15115 (arm_function_ok_for_sibcall): Return false for v7m interrupt
15117 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
15118 (thumb_find_work_register, arm_load_pic_register,
15119 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
15120 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
15121 print_multi_reg, output_mov_long_double_fpa_from_arm,
15122 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
15123 output_mov_double_fpa_from_arm, output_move_double,
15124 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
15125 output_return_instruction, arm_output_function_prologue,
15126 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
15127 arm_output_mi_thunk, thumb_set_return_address): Ditto.
15128 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
15129 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
15130 (arithmetic_instr, shift_op): Use arm_shift_nmem.
15131 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
15133 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
15134 (thumb_expand_prologue): Use thumb_set_frame_pointer.
15135 (arm_file_start): Output directive for unified syntax.
15136 (arm_unwind_emit_set): Handle stack alignment instruction.
15137 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
15138 Add v6t2, v7, v7a, v7r and v7m.
15139 (RETLDM): Add Thumb-2 code.
15140 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
15141 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
15142 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
15143 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
15144 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
15145 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
15146 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
15147 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
15148 ADJUST_INSN_LENGTH): Define.
15149 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
15150 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
15151 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
15152 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
15153 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
15154 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
15155 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
15156 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
15157 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
15158 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
15159 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
15160 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
15161 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
15162 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
15163 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
15164 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
15165 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
15167 * config/arm/arm-tune.md: Regenerate.
15168 * config/arm/arm-protos.h: Update prototypes.
15169 * config/arm/vfp.md: Enable patterns for Thumb-2.
15170 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
15171 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
15172 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
15173 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
15174 * config/arm/libunwind.S: Add Thumb-2 code.
15175 * config/arm/constraints.md: Update include Thumb-2.
15176 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
15177 * config/arm/ieee754-df.S: Ditto.
15178 * config/arm/bpabi.S: Ditto.
15179 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
15180 * config/arm/predicates.md (low_register_operand,
15181 low_reg_or_int_operand, thumb_16bit_operator): New.
15182 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
15183 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
15184 * config/arm/t-arm-elf: Add armv7 multilib.
15185 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
15187 (UNSPEC_STACK_ALIGN, ce_count): New.
15188 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
15189 arm_zero_extendsidi2, arm_zero_extendqidi2): New
15191 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
15192 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
15193 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
15194 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
15195 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
15196 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
15198 * doc/extend.texi: Document ARMv7-M interrupt functions.
15199 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
15201 2007-01-03 Jakub Jelinek <jakub@redhat.com>
15203 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
15204 (struct _Unwind_Context): Rename args_size to flags, remove
15205 signal_frame field, add a new args_size field and version field.
15206 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
15207 _Unwind_IsExtendedContext): New inline functions.
15208 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
15209 Assume by_value array is only present if _Unwind_IsExtendedContext.
15210 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
15211 _Unwind_IsSignalFrame.
15212 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
15213 (uw_update_context_1): Use _Unwind_SetSignalFrame.
15214 (uw_init_context_1): Initialize context->flags to
15215 EXTENDED_CONTEXT_BIT.
15216 * config/rs6000/linux-unwind.h (frob_update_context): Use
15217 _Unwind_SetSignalFrame.
15219 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
15221 PR middle-end/30353
15222 * gimplify.c (gimplify_modify_expr_complex_part): Move below
15223 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
15226 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
15228 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
15229 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
15230 RET, AT_SP): Remove.
15231 * config/i386/i386.md (*sse_prologue_save_insn): Use return
15234 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
15235 * cfgbuild.c (find_basic_blocks): Likewise.
15236 * cfgrtl.c (rtl_create_basic_block): Likewise.
15237 * function.c (temp_slots_at_level): Likewise.
15238 * reg-stack.c (stack_regs_mentioned): Likewise.
15239 * regclass.c (allocate_reg_info): Likewise.
15240 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15241 set_bb_for_stmt, move_block_to_fn): Likewise.
15242 * tree-complex.c (tree_lower_complex): Likewise.
15243 * vec.h (VEC_safe_grow_cleared): New.
15245 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
15247 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
15249 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
15250 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
15252 * cfgloopmanip.c (scale_loop_frequencies): Export.
15253 (loopify): Scale the frequencies by prescribed coefficients.
15254 (set_zero_probability): New function.
15255 (duplicate_loop_to_header_edge): Improve updating of frequencies.
15256 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
15257 and frequencies according to arguments.
15258 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
15260 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
15261 * modulo-sched.c (sms_schedule): Set probabilities for entering
15262 versioned loop correctly.
15263 * tree-vect-transform.c (vect_transform_loop): Ditto.
15264 * cfgloop.h (loopify, loop_version): Declaration changed.
15265 (scale_loop_frequencies): Declared.
15267 2007-01-02 Jan Hubicka <jh@suse.cz>
15269 * cgraph.c: Include tree-flow.h
15270 (cgraph_add_new-function): Handle IPA_SSA mode; execute
15271 early_local_passes.
15272 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
15273 * tree-pass.h (pass_all_early_optimizations): Declare.
15274 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
15275 early_local_passes.
15276 (cgraph_analyze_function): Do early_local_passes.
15277 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
15278 Do not add referenced vars.
15279 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
15281 (gate_all_early_local_passes): New gate.
15282 (pass_early_local_passes): Use new gate.
15283 (execute_early_local_optimizations): New functions.
15284 (gate_all_early_optimizations): New gate.
15285 (pass_all_early_optimizations): New pass.
15286 (execute_free_datastructures): Free SSA only when initialized.
15287 (gate_init_datastructures): Init only when optimizing.
15288 (tree_lowering_passes): Do early local passes when called late.
15289 * tree-profile.c (do_tree_profiling): Don't profile functions added
15291 (do_early_tree_profiling, pass_early_tree_profile): Kill.
15292 * tree-cfg.c (update_modified_stmts): Do not update when operands are
15294 * passes.c (init_optimizations_passes): Reorder so we go into SSA
15295 during early_local_passes.
15296 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
15299 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
15301 * Makefile.in: Update copyright year.
15303 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
15305 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
15306 in $(lang_checks) and check-consistency targets.
15308 2007-01-02 Jan Hubicka <jh@suse.cz>
15310 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
15311 Do not add referenced vars.
15312 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
15314 * passes.c (init_optimization_passes): Put mudflap_2 after
15315 free_datastructures.
15317 2007-01-02 Jan Hubicka <jh@suse.cz>
15319 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
15320 Set NOTHROW flag on call statements proved to be nothrow.
15321 Update statement of local calls so new pure/const functions are
15322 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
15324 (tree_rest_of_compilation): Register hooks and initialize bitmap
15325 early. Do not set after_inlining flag.
15327 2007-01-02 Steve Ellcey <sje@cup.hp.com>
15329 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
15330 HOST_BITS_PER_LONGLONG
15332 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15335 * c-typeck.c (store_init_value): Don't emit pedantic overflow
15336 warning for non-static initializers.
15338 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
15340 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
15341 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
15342 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
15343 Always use set_unique_reg_note to add REG_EQUAL notes.
15345 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15348 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15350 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
15351 * cfgbuild.c (find_basic_blocks): Likewise.
15352 * cfgrtl.c (rtl_create_basic_block): Likewise.
15353 * function.c (temp_slots_at_level): Likewise.
15354 * reg-stack.c (stack_regs_mentioned): Likewise.
15355 * regclass.c (allocate_reg_info): Likewise.
15356 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15357 set_bb_for_stmt, move_block_to_fn): Likewise.
15358 * tree-complex.c (tree_lower_complex): Likewise.
15359 * vec.h (VEC_safe_grow_cleared): New.
15361 2007-01-02 Ian Lance Taylor <iant@google.com>
15363 * c-common.c (c_common_truthvalue_conversion): When warning about
15364 using an assignment as a truth value, set TREE_NO_WARNING.
15366 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15369 * c.opt (Wold-style-declaration): New.
15370 * doc/invoke.texi (C-only Warning Options): New.
15371 (Wold-style-declaration): Document it.
15372 (Wextra): Enabled by -Wextra.
15373 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15374 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
15375 -Wold-style-declaration.
15377 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15379 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
15380 * cfgbuild.c (find_basic_blocks): Likewise.
15381 * cfgrtl.c (rtl_create_basic_block): Likewise.
15382 * function.c (temp_slots_at_level): Likewise.
15383 * reg-stack.c (stack_regs_mentioned): Likewise.
15384 * regclass.c (allocate_reg_info): Likewise.
15385 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15386 set_bb_for_stmt, move_block_to_fn): Likewise.
15387 * tree-complex.c (tree_lower_complex): Likewise.
15388 * vec.h (VEC_safe_grow_cleared): New.
15390 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
15392 * c-common.c (c_common_nodes_and_builtins): Since variants of
15393 void_type_node get built before it is given a name, we need to
15394 give those variants the name, too.
15395 (complete_array_type): We need to work with the canonical main
15396 type of the array, from which we will build the qualified version.
15397 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
15398 * print-tree.c (print_node): Display canonical type information
15400 * stor-layout.c (layout_type): When we don't know the
15401 alignment of a type for which we're building an array, we end up
15402 guessing wrong, so make the type require structural equality.
15403 * tree.c (make_node_stat): When we build a new type, it is its
15404 own canonical type.
15405 (build_type_attribute_qual_variant): When building an attribute
15406 variant, its canonical type is the non-attribute variant. However,
15407 if the attributes are target-dependent and they differ, we need to
15408 use structural equality checks for this type.
15409 (build_qualified_type): A qualified type is not equivalent to its
15410 unqualified variant; set the canonical type appropriately.
15411 (build_distinct_type_copy): When building a distinct type from
15412 another type, the new type is its own canonical type.
15413 (build_variant_type_copy): When building a new type variant, we
15414 assume that it is equivalent to the original type.
15415 (build_pointer_type_for_mode): When building a pointer type, also
15416 build a canonical type pointer.
15417 (build_reference_type_for_mode): When building a reference type,
15418 also build a canonical type reference.
15419 (build_index_type): When we can't hash an index type (e.g.,
15420 because its maximum value is negative), the index type requires
15421 structural equality tests.
15422 (build_array_type): Build the canonical form of an array type.
15423 (build_function_type): Function types require structural equality,
15424 because they contain default arguments, attributes, etc.
15425 (build_method_type_directly): Ditto for method types.
15426 (build_offset_type): Build the canonical offset type.
15427 (build_complex_type): Build the canonical vector type.
15428 (make_vector_type): Build the canonical vector type.
15429 * tree.h (TYPE_CANONICAL): New.
15430 (TYPE_STRUCTURAL_EQUALITY_P): New.
15431 (SET_TYPE_STRUCTURAL_EQUALITY): New.
15432 (struct tree_type): Added "canonical" field.
15433 * params.h (VERIFY_CANONICAL_TYPES): New.
15434 * doc/c-tree.texi (TYPE_CANONICAL): Document.
15435 (TYPE_STRUCTURAL_EQUALITY_P): Document.
15436 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
15437 * doc/invoke.texi (verify-canonical-types): Document --param
15438 parameter for verifying canonical types.
15440 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15442 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
15443 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
15444 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
15445 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
15447 * config/rs6000/e500.h: New.
15448 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
15449 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
15451 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
15452 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
15453 TARGET_E500_DOUBLE): Remove.
15454 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
15455 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
15456 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
15457 * config/rs6000/rs6000.c (rs6000_override_options): Use
15458 CHECK_E500_OPTIONS.
15460 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15462 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
15463 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
15464 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
15465 rs6000_emit_cmove): Don't check TARGET_E500.
15466 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
15467 sordered): Don't check TARGET_E500.
15469 2007-01-01 Eric Christopher <echristo@apple.com>
15471 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
15472 HARD_REGISTER_NUM_P.
15474 2007-01-01 Roger Sayle <roger@eyesopen.com>
15476 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
15477 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
15478 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
15481 2007-01-01 Mike Stump <mrs@apple.com>
15483 * configure.ac: Remove support for building with Apple's gcc-3.1.
15485 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15487 PR middle-end/30311
15488 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
15489 REG is a hard register. Do not modify REG before calling
15491 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
15492 multiple of the size of YMODE for certain lowpart cases.
15494 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15496 PR middle-end/30253
15497 * gimplify (voidify_wrapper_expr): Update for
15498 GIMPLE_MODIFY_STMT.
15500 2007-01-01 Andreas Schwab <schwab@suse.de>
15503 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
15504 save of BR0 in extra_spill_size instead of spill_size.
15505 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
15507 (ia64_expand_epilogue): Restore BR0 from its new location.
15509 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15511 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
15512 Use a temporary variable if the left hand side is not a gimple
15515 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15517 * gimplify.c (gimplify_return_expr): Make the temporary variable
15518 for the return expression, a gimple register variable.
15520 2007-01-01 Jan Hubicka <jh@suse.cz>
15522 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
15525 2007-01-01 Mike Stump <mrs@apple.com>
15527 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
15529 * config/darwin.c (machopic_select_rtx_section): Use
15530 HAVE_GAS_LITERAL16.
15531 (darwin_mergeable_constant_section): Likewise.
15532 * configure: Regenerate.
15533 * config.in: Regenerate.
15535 2007-01-01 Jan Hubicka <jh@suse.cz>
15536 Andrew Pinski <pinskia@gmail.com>
15538 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
15539 before starting IPA passes.