1 2008-05-26 Jan Hubicka <jh@suse.cz>
3 * predict.c (maybe_hot_frequency_p): Break out of...
4 (maybe_hot_bb_p): ... here.
5 (maybe_hot_edge_p): New.
6 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
7 * basic-block.h (maybe_hot_edge_p): Declare.
9 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
12 (*cmpfp_<mode>_cc): Ditto.
13 (*fp_jcc_8<mode>_387): Ditto.
14 (*fop_<MODEF:mode>_2_i387): Ditto.
15 (*fop_<MODEF:mode>_3_i387): Ditto.
16 (*fop_xf_2_i387): Ditto.
17 (*fop_xf_3_i387): Ditto.
19 2008-06-02 Tomas Bily <tbily@suse.cz>
21 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
23 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
25 * config/mips/mips.c (mips_valid_offset_p): New function.
26 (mips_valid_lo_sum_p): Likewise.
27 (mips_classify_address): Use them.
28 (mips_force_address): New function.
29 (mips_legitimize_address): Use it.
30 * config/mips/mips.md (MOVE128): New mode iterator.
31 (movtf): Require TARGET_64BIT. Remove empty strings.
32 (*movtf_internal): Rename to...
33 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
34 of "R" and use {,fp}{load,store} attributes instead of "multi".
35 Use a separate define_split.
36 (*movtf_mips16): New pattern.
38 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
40 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
41 * config/mips/mips.c (mips_expand_before_return): New function.
42 (mips_expand_epilogue): Call it.
43 * config/mips/mips.md (return): Turn into a define_expand.
46 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
48 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
49 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
50 functions. Do not emit uses and clobbers of CONCATs; individually
51 use and clobber their operands.
52 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
53 gen_clobber, emit_use and gen_use.
54 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
55 (expand_builtin_return): Likewise.
56 * cfgbuild.c (count_basic_blocks): Likewise.
57 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
58 * explow.c (emit_stack_restore): Likewise.
59 * expmed.c (extract_bit_field_1): Likewise.
60 * expr.c (convert_move, emit_move_complex_parts): Likewise.
61 (emit_move_multi_word, store_constructor): Likewise.
62 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
63 (thread_prologue_and_epilogue_insns): Likewise.
64 * lower-subreg.c (resolve_simple_move): Likewise.
65 * optabs.c (widen_operand, expand_binop): Likewise.
66 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
67 * reload.c (find_reloads): Likewise.
68 * reload1.c (eliminate_regs_in_insn): Likewise.
69 * stmt.c (expand_nl_goto_receiver): Likewise.
70 * config/alpha/alpha.md (builtin_longjmp): Likewise.
71 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
72 * config/arm/arm.c (arm_load_pic_register): Likewise.
73 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
74 * config/arm/arm.md (untyped_return): Likewise.
75 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
76 * config/avr/avr.c (expand_prologue): Likewise.
77 * config/bfin/bfin.c (do_unlink): Likewise.
78 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
79 * config/cris/cris.c (cris_expand_prologue): Likewise.
80 * config/darwin.c (machopic_indirect_data_reference): Likewise.
81 (machopic_legitimize_pic_address): Likewise.
82 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
83 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
84 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
85 (ix86_expand_convert_uns_didf_sse): Likewise.
86 (ix86_expand_vector_init_general): Likewise.
87 * config/ia64/ia64.md (eh_epilogue): Likewise.
88 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
89 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
90 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
91 (config/iq2000/iq2000.c): Likewise.
92 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
93 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
94 (builtin_longjmp): Likewise.
95 * config/mn10300/mn10300.md (call, call_value): Likewise.
96 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
97 * config/pdp11/pdp11.md (abshi2): Likewise.
98 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
99 * config/s390/s390.c (s390_emit_prologue): Likewise.
100 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
101 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
102 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
103 * config/sh/sh.c (prepare_move_operands): Likewise.
104 (output_stack_adjust, sh_expand_epilogue): Likewise.
105 (sh_set_return_address, sh_expand_t_scc): Likewise.
106 * config/sparc/sparc.c (load_pic_register): Likewise.
107 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
108 * config/spu/spu.c (spu_expand_epilogue): Likewise.
109 * config/v850/v850.c (expand_epilogue): Likewise.
111 2008-05-31 Anatoly Sokolov <aesok@post.ru>
113 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
114 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
115 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
116 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
117 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
118 stack pointer register.
119 (output_movhi): Remove code for interrupt specific writing to the
120 stack pointer register.
122 2008-05-31 Richard Guenther <rguenther@suse.de>
124 PR tree-optimization/34244
125 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
126 (tree_expr_nonzero_warnv_p): Likewise.
127 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
128 ssa_name_nonnegative_p.
129 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
130 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
131 not tree_expr_nonzero_warnv_p.
133 PR tree-optimization/36262
135 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
137 PR tree-optimization/34244
138 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
139 (record_numbers_of_iterations): New function.
140 (execute_vrp): Cache the numbers of iterations of loops.
141 * tree-scalar-evolution.c (scev_reset_except_niters):
143 (scev_reset): Use scev_reset_except_niters.
144 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
146 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
148 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
149 __WORKAROUND_RETS when appropriate.
151 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
153 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
154 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
156 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
157 *fop_df_comm_sse insn patterns using MODEF mode iterator.
158 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
159 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
160 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
161 *fop_df_1_mixed insn patterns using MODEF mode iterator.
162 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
163 *fop_df_1_sse insn patterns using MODEF mode iterator.
164 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
165 *fop_df_1_i387 insn patterns using MODEF mode iterator.
166 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
167 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
168 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
169 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
170 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
171 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
172 (*fop_xf_4_i387): Use <MODE> for mode attribute.
173 (*fop_xf_5_i387): Ditto.
174 (*fop_xf_6_i387): Ditto.
176 2008-05-30 Richard Guenther <rguenther@suse.de>
178 * builtins.c (build_string_literal): Avoid generating
179 a non-gimple_val result.
181 2008-05-30 DJ Delorie <dj@redhat.com>
183 * exec-tool.in: Use an environment variable (private) instead of a
184 file (shared) as a semaphore, so as to not break parallel builds.
186 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
188 * optabs.c (maybe_encapsulate_block): Remove.
189 (emit_libcall_block): Adjust accordingly.
190 * optabs.h (maybe_encapsulate_block): Remove prototype.
192 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
193 Don't use maybe_encapsulate_block.
195 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
197 * config/rs6000/rs6000.c (rs6000_legitimize_address,
198 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
199 rtx is a SYMBOL_REF before calling get_pool_constant.
201 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
203 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
205 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
207 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
208 rather than OS names to choose INO_T_EQ definition.
209 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
210 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
212 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
215 * config/darwin-f.c: New.
216 * config/t-darwin: Added rule to build darwin-f.o.
217 * config.gcc: Defined new variable, fortran_target_objs.
218 (*-*-darwin*): Set fortran_target_objs.
219 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
220 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
221 * configure: Regenerated.
223 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
226 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
227 canonical type if needed.
229 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
231 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
233 2008-05-29 Richard Guenther <rguenther@suse.de>
235 PR tree-optimization/36343
236 PR tree-optimization/36346
237 PR tree-optimization/36347
238 * tree-flow.h (clobber_what_p_points_to): Declare.
239 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
240 pointed-to variable is dereferenced is irrelevant to whether
241 the pointer can access the pointed-to variable.
242 (clobber_what_p_points_to): New function.
243 * tree-ssa-alias.c (set_initial_properties): Use it.
244 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
245 call clobber check for NMTs.
247 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
249 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
250 for printing gcov_type.
252 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
254 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
255 and the eh region information.
256 * value-prof.c (gimple_move_stmt_histograms): New function.
257 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
259 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
261 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
263 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
265 * value-prof.c (tree_ic_transform): Print counts.
266 * tree-profile.c (tree_gen_ic_func_profiler):
267 Clear __gcov_indreict_call_callee variable to avoid misattribution
270 2008-05-28 Rafael Espindola <espindola@google.com>
272 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
275 2008-05-28 Richard Guenther <rguenther@suse.de>
277 PR tree-optimization/36339
278 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
279 and clobbering code out of the loop.
281 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
283 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
286 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
287 s390_contiguous_bitmask_p, s390_symref_operand_p,
288 s390_check_symref_alignment, s390_reload_larl_operand,
289 s390_reload_symref_address): New functions.
290 (s390_branch_condition_mnemonic): Support compare and branch
292 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
294 (s390_secondary_reload): Add secondary reloads for unaligned
295 symbol refs or symbol refs to floating point or QI/TI mode
297 (legitimate_address_p): Accept symbol references as addresses.
298 (s390_expand_insv): Use rotate and insert selected bits
299 instruction for insv when building for z10.
300 (print_operand_address): Handle symbol ref addresses.
301 (print_operand): Output modifier 'c' added for signed byte values.
302 (s390_encode_section_info): Mark symbol refs with
303 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
305 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
306 (length attribute): RRF, RRR have 4 byte length.
307 (FPALL, INTALL): New mode iterators added.
308 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
309 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
310 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
311 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
312 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
313 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
314 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
315 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
317 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
318 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
319 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
320 reload<INTALL:mode><P:mode>_toreg_z10,
321 reload<FPALL:mode><P:mode>_tomem_z10,
322 reload<FPALL:mode><P:mode>_toreg_z10,
323 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
324 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
325 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
326 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
328 (movmem, clrmem, cmpmem): New splitters added.
330 * config/s390/predicates.md (larl_operand): Use
331 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
333 (s390_signed_integer_comparison,
334 s390_unsigned_integer_comparison): New predicates.
336 * config/s390/s390-protos.h (s390_check_symref_alignment,
337 s390_contiguous_bitmask_p, s390_reload_larl_operand,
338 s390_reload_symref_address,
339 s390_compare_and_branch_condition_mask): Prototypes added.
341 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
342 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
343 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
345 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
347 * config/s390/s390.c (z10_cost): New cost function for z10.
348 (s390_handle_arch_option, override_options): Support -march=z10 switch.
349 (s390_issue_rate): Adjust issue rate for z10.
350 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
351 (processor_flags): Add PF_Z10.
352 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
353 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
354 * gcc/config.gcc: Add z10.
356 2008-05-28 Richard Guenther <rguenther@suse.de>
358 PR tree-optimization/36291
359 * tree-flow. h (struct gimple_df): Remove var_anns member.
360 * tree-flow-inline.h (gimple_var_anns): Remove.
362 * tree-dfa.c (create_var_ann): Simplify.
363 (remove_referenced_var): Clear alias info from var_anns of globals.
364 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
365 (delete_tree_ssa): Clear alias info from var_anns of globals.
366 Do not free var_anns.
367 (var_ann_eq): Remove.
368 (var_ann_hash): Likewise.
370 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
372 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
373 and loongson2f entries.
374 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
375 * config/mips/mips.h (processor_type): Add Loongson-2E
376 and Loongson-2F entries.
377 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
378 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
379 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
380 * doc/invoke.texi (MIPS Options): Document loongson2e
381 and loongson2f processor names.
383 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
387 * config/i386/i386.c (ix86_function_arg_boundary): Use
388 alignment of canonical type.
389 (ix86_expand_vector_move): Check unaligned memory access for
392 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
394 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
395 Moved to the front of file.
397 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
398 H.J. Lu <hongjiu.lu@intel.com>
400 * dwarf2out.c (current_fde): New.
402 (lookup_cfa:): Likewise.
403 (dwarf2out_end_epilogue): Likewise.
404 (dwarf2out_note_section_used): Likewise.
406 2008-05-27 Michael Matz <matz@suse.de>
409 * c.opt (Wenum-compare): New warning option.
410 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
412 2008-05-27 Michael Matz <matz@suse.de>
415 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
417 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
418 into memory as tail calls.
420 2008-05-27 Richard Guenther <rguenther@suse.de>
422 PR tree-optimization/36339
423 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
424 pointers cause all addressable variables to be call clobbered.
426 2008-05-27 Richard Guenther <rguenther@suse.de>
428 PR tree-optimization/36245
429 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
431 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
433 * config/s390/s390.md: Replace all occurences of the 'm'
434 constraint with 'RT'.
436 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
438 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
440 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
442 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
443 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
444 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
446 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
448 * reload.c: (find_reloads): Skip alternatives according to the
449 "enabled" attribute. Constify the constraint variable.
450 * recog.c (get_attr_enabled): Add default implementation.
451 (extract_insn): Set the alternative_enabled_p array
452 in the recog_data struct.
453 (preprocess_constraints, constrain_operands): Skip
454 alternatives according to the "enabled" attribute
455 * recog.h (struct recog_data): New field alternative_enabled_p.
456 (skip_alternative): New inline function.
457 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
458 (record_reg_classes): Skip alternative according to the
461 * doc/md.texi: Add documention for the "enabled" attribute.
463 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
465 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
466 * postreload.c (reload_cse_simplify_operands): Replace 'm'
467 constraint with TARGET_MEM_CONSTRAINT.
468 * recog.c (asm_operand_ok, preprocess_constraints,
469 constrain_operands): Likewise.
470 * regclass.c (record_reg_classes): Likewise.
471 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
472 * reload1.c (maybe_fix_stack_asms): Likewise.
473 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
474 * recog.h: Adjust comment.
475 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
476 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
477 * doc/md.texi: Add a note to description of 'm' constraint.
478 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
480 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
482 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
483 that the bitfield is of integral type before testing its precision.
485 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
486 Sa Liu <saliu@de.ibm.com>
488 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
489 __modti3, __udivti3, __umodti3 and __udivmodti4.
490 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
491 that implement TImode mul and div functions.
492 * config/spu/multi3.c: New. Implement __multi3.
493 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
494 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
497 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
499 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
500 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
501 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
502 tls_sysv_suffix): New mode and mode attribute iterators.
503 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
504 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
505 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
506 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
507 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
510 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
512 PR tree-optimization/36329
513 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
514 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
515 * cgraphbuild.c (initialize_inline_failed): Use the latter
516 macro in lieu of the former.
517 * ipa-inline.c (cgraph_mark_inline): Likewise.
518 (cgraph_decide_inlining_of_small_function): Likewise.
519 (cgraph_decide_inlining): Likewise.
520 (cgraph_decide_inlining_incrementally): Likewise.
522 2008-05-26 Tristan Gingold <gingold@adacore.com>
523 Anatoly Sokolov <aesok@post.ru>
525 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
526 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
527 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
528 optimization for 'avr6' architecture.
530 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
533 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
535 2008-05-26 Richard Guenther <rguenther@suse.de>
537 * tree-ssa-sccvn.c (expr_has_constants): Declare.
538 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
540 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
543 * caller-save.c (insert_restore): Verify alignment of spill space.
544 (insert_save): Likewise.
545 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
546 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
547 (STACK_SLOT_ALIGNMENT): Likewise.
548 * function.c (LOCAL_ALIGNMENT): Removed.
549 (get_stack_local_alignment): New.
550 (assign_stack_local): Use it. Set alignment on stack slot.
551 (assign_stack_temp_for_type): Use get_stack_local_alignment.
552 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
553 (STACK_SLOT_ALIGNMENT): New.
554 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
555 stack slot in XFmode.
557 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
559 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
562 * config/i386/i386.md (allocate_stack_worker_64): Make sure
563 argument operand in rax isn't removed.
565 2008-05-26 Richard Guenther <rguenther@suse.de>
568 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
569 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
571 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
574 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
576 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
578 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
579 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
581 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
583 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
584 build a trampoline if we don't want one.
585 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
586 return zero for nested functions if we don't want a trampoline.
588 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
590 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
592 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
595 * c.opt: Removed undocumented option '-lang-fortran'.
596 * c-common.h: Removed global variable 'lang_fortran'.
597 * c-opts.c (c_common_handle_option): Removed code to handle
598 option '-lang-fortran'. Updated includes.
599 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
600 definition of '__GFORTRAN__'.
601 (define__GNUC__): Reimplemented to use BASEVER and
602 cpp_define_formatted.
603 (builtin_define_with_value_n): Removed.
604 * c-incpath.h: Renamed to ...
605 * incpath.h: ... this.
606 * c-incpath.c: Renamed to ...
607 * incpath.c: ... this. Updated includes.
608 * fix-header.c: Updated includes.
609 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
610 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
611 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
613 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
615 * tree.h: Update the table of flags used on tree nodes.
616 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
617 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
618 (FORCED_LABEL): Add access check.
619 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
620 (ASM_INPUT_P): Likewise.
621 (ASM_VOLATILE_P): Likewise.
622 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
623 (OMP_SECTION_LAST): Access private_flag directly.
624 (OMP_RETURN_NOWAIT): Likewise.
625 (OMP_PARALLEL_COMBINED): Likewise.
626 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
627 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
628 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
629 deprecated_flag directly.
631 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
633 * final.c (frame_pointer_needed): Removed.
634 * flags.h (frame_pointer_needed): Likewise.
636 * function.h (rtl_data): Add frame_pointer_needed.
637 (frame_pointer_needed): New.
639 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
641 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
643 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
645 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
648 2008-05-25 Alan Modra <amodra@bigpond.net.au>
650 * c-common.c (strip_array_types): Move function to..
652 (get_inner_array_type): Delete.
653 * c-common.h (strip_array_types): Move declaration to..
655 (get_inner_array_type): Delete.
656 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
657 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
658 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
659 * config/pa/pa.c (emit_move_sequence): Likewise.
661 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
663 * config/i386/i386.md (*sse_prologue_save_insn): Set length
666 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
668 * function.c: Include target hook for nonlocal_goto frame value.
670 2008-05-24 Richard Guenther <rguenther@suse.de>
672 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
673 variable can be only accessed through a pointer or a union.
675 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
677 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
678 * doc/extend.texi: Likewise.
680 2008-05-23 DJ Delorie <dj@redhat.com>
682 * config/m32c/jump.md (untyped_call): Add.
684 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
686 (m32c_address_cost): Detail costs for indirect offsets.
688 2008-05-23 Rafael Espindola <espindola@google.com>
690 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
691 if a node is a SUBREG.
692 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
695 2008-05-23 Paul Brook <paul@codesourcery.com>
696 Carlos O'Donell <carlos@codesourcery.com>
698 * doc/extend.texi: Clarify use of __attribute__((naked)).
699 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
700 * target.h (gcc_target): Add allocate_stack_slots_for_args.
701 * function.c (use_register_for_decl): Use
702 targetm.calls.allocate_stack_slots_for_args.
703 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
704 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
705 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
707 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
709 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
711 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
713 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
714 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
715 is only rounded once.
717 2008-05-23 Richard Guenther <rguenther@suse.de>
719 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
721 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
722 Jakub Jelinek <jakub@redhat.com>
725 * configure.ac: Handle --enable-cld.
726 * configure: Regenerated.
727 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
728 * config/i386/i386.h (struct machine_function): Add needs_cld field.
729 (ix86_current_function_needs_cld): New define.
730 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
731 (cld): New isns pattern.
732 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
733 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
734 * config/i386/i386.opt (mcld): New option.
735 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
736 TARGET_CLD and ix86_current_function_needs_cld.
737 (override_options): Use -mcld by default for 32-bit code if
740 * doc/install.texi (Options specification): Document --enable-cld.
741 * doc/invoke.texi (Machine Dependent Options)
742 [i386 and x86-64 Options]: Add -mcld option.
743 (Intel 386 and AMD x86-64 Options): Document -mcld option.
745 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
746 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
747 (return_in_memory_64): Likewise.
748 (return_in_memory_ms_64): Likewise.
750 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
752 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
753 * builtins.c (fold_builtin_fpclassify): New.
754 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
755 * builtins.def (BUILT_IN_FPCLASSIFY): New.
756 * c-common.c (handle_type_generic_attribute): Adjust to accept
757 fixed arguments before an elipsis.
758 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
759 * doc/extend.texi: Document __builtin_fpclassify.
761 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
763 * omp-low.c (gate_expand_omp_ssa): Remove.
764 (pass_expand_omp_ssa): Remove.
765 (gate_expand_omp): Do not check for flag_openmp_ssa.
766 * common.opt (-fopenmp-ssa): Remove.
767 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
769 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
771 * config/sh/sh.opt (mfixed-range): New option.
772 * config/sh/sh-protos.h (sh_fix_range): Declare.
773 * config/sh/sh.c (sh_fix_range): New function.
774 * config/sh/sh.h (sh_fixed_range_str): Declare.
775 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
777 * doc/invoke.texi (SH Options): Document -mfixed-range.
779 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
781 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
782 it before the redeclaration.
784 2008-05-22 Anatoly Sokolov <aesok@post.ru>
786 * config/avr/avr.c (get_sequence_length): Add new function.
787 (expand_prologue, expand_epilogue): Remove duplicate code.
789 2008-05-22 Rafael Espindola <espindola@google.com>
791 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
794 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
796 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
797 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
799 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
800 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
801 (vect_update_misalignment_for_peel): Likewise.
802 (vector_alignment_reachable_p): Likewise.
803 * tree-vect-transform.c (vectorizable_load): Likewise.
804 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
805 (get_vectype_for_scalar_type): Pass mode of scalar_type
806 to UNITS_PER_SIMD_WORD.
808 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
809 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
810 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
811 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
812 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
814 2008-05-22 Ira Rosen <irar@il.ibm.com>
816 PR tree-optimization/36293
817 * tree-vect-transform.c (vect_transform_strided_load): Don't check
818 if the first load must be skipped because of a gap.
820 2008-05-22 Richard Guenther <rguenther@suse.de>
822 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
823 more cases of offset disambiguation that is possible if
824 strict-aliasing rules apply.
825 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
826 for basic offset and type-based disambiguation.
828 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
830 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
831 ix86_expand_vector_set on V16QImode for SSE4.1.
833 2008-05-21 Tom Tromey <tromey@redhat.com>
835 * c.opt (Wimport): Mark as undocumented.
836 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
838 (Warning Options): Likewise.
839 * doc/cppopts.texi: Don't mention -Wimport.
841 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
843 PR tree-optimization/36287
844 PR tree-optimization/36286
845 * lambda-code.c (build_access_matrix): Do not use the loop->num
846 for computing the number of induction variables: use the loop depth
849 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
852 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
853 option -f(no-)leading-underscore.
855 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
857 * config/i386/i386.c (ix86_expand_vector_init_general): Use
858 GET_MODE_NUNITS (mode).
860 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
862 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
863 (-mmulhw): Add 464 to description.
865 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
866 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
868 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
869 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
870 * config/rs6000/rs6000.md: Update comments for 464.
872 2008-05-21 Janis Johnson <janis187@us.ibm.com>
874 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
876 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
878 * config/i386/sse.md (vec_extractv4sf): Removed.
879 (vec_extractv2df): Likewise.
880 (vec_extractv2di): Likewise.
881 (vec_extractv4si): Likewise.
882 (vec_extractv8hi): Likewise.
883 (vec_extractv16qi): Likewise.
884 (vec_extract<mode>): New.
886 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
888 * config/i386/sse.md (vec_setv4sf): Removed.
889 (vec_setv2df): Likewise.
890 (vec_setv2di): Likewise.
891 (vec_setv4si): Likewise.
892 (vec_setv8hi): Likewise.
893 (vec_setv16qi): Likewise.
894 (vec_set<mode>): New.
896 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
898 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
899 goto for vec_concat and vec_interleave.
901 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
903 * config/i386/sse.md (vec_initv4sf): Removed.
904 (vec_initv2df): Likewise.
905 (vec_initv2di): Likewise.
906 (vec_initv4si): Likewise.
907 (vec_initv8hi): Likewise.
908 (vec_initv16qi): Likewise.
909 (vec_init<mode>): New.
911 2008-05-21 Joseph Myers <joseph@codesourcery.com>
913 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
915 2008-05-21 Tom Tromey <tromey@redhat.com>
917 * ggc-zone.c (lookup_page_table_if_allocated): New function.
918 (zone_find_object_offset): Likewise.
919 (gt_ggc_m_S): Likewise.
920 (highest_bit): Likewise.
921 * ggc-page.c (gt_ggc_m_S): New function.
922 * stringpool.c (string_stack): Remove.
923 (init_stringpool): Update.
924 (ggc_alloc_string): Use ggc_alloc.
925 (maybe_delete_ident): New function.
926 (ggc_purge_stringpool): Likewise.
927 (gt_ggc_m_S): Remove.
928 * ggc-common.c (ggc_protect_identifiers): New global.
929 (ggc_mark_roots): Call ggc_purge_stringpool. Use
930 ggc_protect_identifiers.
931 * ggc.h (ggc_protect_identifiers): Declare.
932 (gt_ggc_m_S): Update.
933 (ggc_purge_stringpool): Declare.
934 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
935 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
937 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
939 2008-05-21 David S. Miller <davem@davemloft.net>
941 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
944 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
946 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
949 2008-05-20 David Daney <ddaney@avtrex.com>
951 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
952 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
953 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
954 UNSPEC_UPDATE_GOT_VERSION): Renumber.
955 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
956 (atomic_hiqi_op): New define_code_iterator.
957 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
958 mips_expand_compare_and_swap_12.
959 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
960 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
961 (sync_<optab><mode>, sync_old_<optab><mode>,
962 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
963 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
964 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
965 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
966 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
967 (test_and_set_12): New insn.
968 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
969 sync_new_<optab><mode>, sync_old_nand<mode>,
970 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
971 clobber to operand 0 for SI and DI mode insns.
972 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
973 mips_gen_fn_4): New typedefs.
974 (mips_gen_fn_ptrs): Define new union type.
975 (mips_expand_compare_and_swap_12): Remove declaration.
976 (mips_expand_atomic_qihi): Declare function.
977 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
978 (mips_expand_atomic_qihi): ... this. Use new generator function
980 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
981 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
982 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
983 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
984 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
985 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
986 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
987 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
988 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
989 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
992 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
994 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
997 2008-05-20 Anatoly Sokolov <aesok@post.ru>
999 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
1000 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
1001 (avr_attribute_table): Add 'OS_main' function attribute.
1002 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
1003 functions with 'OS_main' attribute.
1005 2008-05-20 Richard Guenther <rguenther@suse.de>
1007 PR tree-optimization/35204
1008 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
1009 helper, split out from ...
1010 (DFS): ... here. Make the DFS walk non-recursive.
1012 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
1013 Jan Sjodin <jan.sjodin@amd.com>
1015 PR tree-optimization/36181
1016 * tree-parloops.c (loop_has_vector_phi_nodes): New.
1017 (parallelize_loops): Don't parallelize when the loop has vector
1020 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1021 Sebastian Pop <sebastian.pop@amd.com>
1023 * tree-loop-linear.c (gather_interchange_stats): Look in the access
1024 matrix, and never look at the tree representation of the memory
1026 (linear_transform_loops): Computes parameters and access matrices.
1027 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
1029 (access_matrix_get_index_for_parameter): New.
1030 * tree-data-ref.h (struct access_matrix): New.
1031 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
1032 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
1033 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
1034 am_vector_index_for_loop): New.
1035 (struct data_reference): Add field access_matrix.
1036 (DR_ACCESS_MATRIX): New.
1037 (compute_data_dependences_for_loop): Update declaration.
1038 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
1039 * lambda.h (lambda_vector_vec_p): Declared.
1040 * lambda-code.c: Depend on pointer-set.h.
1041 (lambda_collect_parameters_from_af, lambda_collect_parameters,
1042 av_for_af_base, av_for_af, build_access_matrix,
1043 lambda_compute_access_matrices): New.
1044 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
1046 2008-05-20 Joseph Myers <joseph@codesourcery.com>
1048 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
1051 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1052 Sebastian Pop <sebastian.pop@amd.com>
1054 PR tree-optimization/36206
1055 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
1057 (instantiate_scev_1): Rename flags to fold_conversions.
1058 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
1059 outeside instantiation_loop.
1060 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
1061 (evolution_function_is_affine_or_constant_p): Removed.
1062 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
1064 (analyze_siv_subscript): Pass in the loop nest number.
1065 Call evolution_function_is_affine_in_loop instead of
1066 evolution_function_is_affine_p.
1067 (analyze_overlapping_iterations): Pass in the loop nest number.
1069 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1070 Sebastian Pop <sebastian.pop@amd.com>
1072 PR tree-optimization/36206
1073 * tree-chrec.h (chrec_fold_op): New.
1074 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
1077 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
1079 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
1081 (remove_duplicates): Do not set inode on non-inode systems.
1084 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
1086 * config.gcc (tm_file): Update comments about relative pathnames.
1088 2008-05-20 Richard Guenther <rguenther@suse.de>
1090 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
1091 * tree-ssa-sccvn.c (process_scc): Likewise.
1092 * tree-ssa-sink.c (execute_sink_code): Likewise.
1093 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
1094 * tree-vrp.c (process_assert_insertions): Likewise.
1095 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
1096 (perform_tree_ssa_dce): Likewise.
1097 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1098 (dump_dominator_optimization_stats): Likewise.
1099 * tree-vectorizer.c (vectorize_loops): Likewise.
1101 2008-05-20 Richard Guenther <rguenther@suse.de>
1103 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
1105 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
1107 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
1108 (ix86_i386elf_return_in_memory): Likewise.
1109 (ix86_i386interix_return_in_memory): Likewise.
1110 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
1111 (SUBTARGET_RETURN_IN_MEMORY): New.
1112 * config/i386/i386elf.h: Likewise.
1113 * config/i386/ptx4-i.h: Likewise.
1114 * config/i386/sol2-10.h: Likewise.
1115 * config/i386/sysv4.h: Likewise.
1116 * config/i386/vx-common.h: Likewise.
1117 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
1118 * config/i386/i386.c (ix86_return_in_memory): Made static and
1119 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
1120 (ix86_i386elf_return_in_memory): Removed.
1121 (ix86_i386interix_return_in_memory): Removed.
1122 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
1123 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
1125 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
1127 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
1129 2008-05-19 Xinliang David Li <davidxl@google.com>
1131 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
1133 * common.opt: Ditto.
1134 * doc/invoke.texi: Ditto.
1136 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
1138 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
1139 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
1141 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1143 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
1144 sizes of operand array from 8/4 to 4/2.
1145 (ix86_expand_vector_init_general): Change size of operand array
1146 from 32 to 16. Remove op0, op1 and half_mode.
1148 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1150 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
1151 (ix86_expand_vector_init_interleave): Likewise.
1152 (ix86_expand_vector_init_general): Use them. Assert
1153 word_mode == SImode when n_words == 4.
1155 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
1157 * config/i386/i386.c (ix86_secondary_reload): New static function.
1158 (TARGET_SECONDARY_RELOAD): New define.
1159 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1160 * config/i386/i386.md (reload_outqi): Remove.
1162 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1165 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
1166 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
1167 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
1168 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
1169 (fold_builtin_1): Likewise.
1170 * builtins.def (BUILT_IN_ISINF_SIGN): New.
1171 c-common.c (check_builtin_function_arguments): Handle
1172 BUILT_IN_ISINF_SIGN.
1173 * doc/extend.texi: Document __builtin_isinf_sign.
1174 * fold-const.c (operand_equal_p): Handle COND_EXPR.
1176 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
1178 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
1179 EH cleanup at the end of the pass, search for those that have been
1180 turned into forwarder blocks and do the cleanup on their successor.
1182 2008-05-18 Richard Guenther <rguenther@suse.de>
1184 * tree-cfg.c (verify_gimple_expr): Allow conversions from
1185 pointers to sizetype and vice versa.
1187 2008-05-18 Xinliang David Li <davidxl@google.com>
1189 * gcc/tree-ssa-dce.c: Coding style fix.
1190 (check_pow): Documentation comment.
1191 (check_log): Documenation comment. Coding style fix.
1192 (is_unnecessary_except_errno_call): Ditto.
1193 (gen_conditions_for_pow): Ditto.
1194 (gen_conditions_for_log): Ditto.
1195 (gen_shrink_wrap_conditions): Ditto.
1196 (shrink_wrap_one_built_in_calls): Ditto.
1197 * gcc/doc/invoke.texi: Better documentation string.
1198 * ChangeLog: Fix wrong change log entries from
1199 May 17 checkin on function call DCE.
1201 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
1203 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
1205 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1207 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
1208 * df-problems.c (simulation routines): Fixed block comment to
1209 properly say how to add forwards scanning functions.
1211 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1213 * tree-inline.c (setup_one_parameter): Remove dead code.
1215 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1217 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
1218 a BIT_AND_EXPR only for an INTEGER_TYPE.
1220 2008-05-17 Xinliang David Li <davidxl@google.com>
1222 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
1223 (check_pow, check_log, is_unnecessary_except_errno_call): New
1224 functions to check for eliminating math functions that are pure
1225 except for setting errno.
1226 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
1227 general condition expressions for shrink-wrapping pow/log calls.
1228 (gen_shrink_wrap_conditions): Ditto.
1229 (shrink_wrap_one_built_in_call): Ditto.
1230 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
1231 (mark_operand_necessary): If debugging, output if OP is necessary.
1232 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
1234 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
1236 * gcc/common.opt: New user flag -ftree-builtin-dce.
1237 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
1239 2008-05-16 David S. Miller <davem@davemloft.net>
1241 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
1242 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1244 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
1247 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
1249 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1251 * ifcvt.c (dead_or_predicable): Rename
1252 df_simulate_one_insn_backwards to df_simulate_one_insn.
1253 * recog.c (peephole2_optimize): Ditto.
1254 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
1256 * df.h: Rename df_simulate_one_insn_backwards to
1257 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
1258 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
1259 scanning of defs and uses.
1260 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
1261 (df_simulate_one_insn_forwards): Removed.
1263 2008-05-16 Doug Kwan <dougkwan@google.com>
1265 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
1267 (real_from_string): Handle NaNs and Inf as approriate.
1269 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
1271 * doc/gty.texi (Source Files Containing Type Information): Note
1272 that headers should appear first in the gtfiles list.
1274 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1276 * tree.def (COND_EXEC): Properly documented this code.
1278 2008-05-16 Diego Novillo <dnovillo@google.com>
1280 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
1281 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
1284 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1286 * tree-ssa-dse (max_stmt_uid): Removed.
1287 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
1288 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
1289 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
1290 * function.h (cfun.last_stmt_uid): New field.
1291 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
1292 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
1294 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
1295 (create_stmt_ann): Initialize the ann->uid field.
1296 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
1298 * tree-flow.h (renumber_gimple_stmt_uids): New function.
1300 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
1302 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
1303 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
1304 (init_empty_tree_cfg): Call it.
1306 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1308 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
1311 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1313 * doc/invoke.text (-fdump-tree-*-verbose): New option.
1314 * tree-dump.c (dump_options): New verbose option.
1315 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
1317 * tree-pass.h (TDF_VERBOSE): New dump flag.
1318 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
1319 (tree-flow.h): Added include.
1320 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
1322 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
1324 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
1326 From Jie Zhang <jie.zhang@analog.com>
1327 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1328 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
1329 mcpu=bf561-none and mcpu=bf561-0.2.
1330 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1331 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
1332 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1333 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
1334 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
1335 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
1336 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
1338 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
1339 (cputype_selected): Remove.
1340 (bfin_handle_option): Don't use cputype_selected.
1341 (override_options): When no mcpu option, enable all workarounds.
1342 Don't use bfin_workarounds.
1343 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
1345 (DEFAULT_CPU_TYPE): Don't define.
1347 2008-05-16 Richard Guenther <rguenther@suse.de>
1349 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
1350 on deletion of the last stmt.
1352 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1354 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
1355 V8HImode for SSE2 and V16QImode for SSE4.1.
1357 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1359 * cgraph.h (compute_inline_parameters): Made public.
1360 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
1361 variable_generate_summary, function_write_summary,
1362 variable_write_summary, variable_read_summary. Added generate_summary,
1363 write_summary, read_summary.
1364 * cgraphunit.c (cgraph_process_new_functions): Changed call from
1365 pass_ipa_inline.function_generate_summary, to
1366 compute_inline_parameters.
1367 * ipa-inline.c (compute_inline_parameters): Made public and added
1369 (compute_inline_parameters_for_current): New function.
1370 (pass_inline_param): Now calls compute_inline_parameters_for_current.
1371 (inline_generate_summary): Removed parameter and made to loop over
1373 (pass_ipa_inline): Updated for new IPA_PASS structure.
1374 * passes.c (execute_ipa_summary_passes): Now is called once per
1375 pass rather than once per node*pass.
1377 2008-05-15 Anatoly Sokolov <aesok@post.ru>
1379 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
1380 avr_have_mul_p, avr_asm_only_p): Remove variables.
1381 (avr_override_options): Remove initialization of removed variables.
1382 (avr_file_start): Convert removed variables to fields of
1383 'struct base_arch_s *avr_current_arch'.
1384 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
1385 (AVR_HAVE_MUL): (Ditto.).
1386 (AVR_HAVE_MOVW): (Ditto.).
1387 (AVR_HAVE_LPMX): (Ditto.).
1388 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
1389 avr_asm_only_p): Remove declaration.
1391 2008-05-15 Diego Novillo <dnovillo@google.com>
1393 * config/arm/arm.c (arm_return_in_memory): Fix return type.
1394 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
1396 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
1399 * combine.c (check_conversion): Rename back to check_promoted_subreg.
1400 Don't call record_truncated_value from here.
1401 (record_truncated_value): Turn it into a for_each_rtx callback.
1402 (record_truncated_values): New function.
1403 (combine_instructions): Call note_uses with record_truncated_values.
1404 Change name of check_conversion to check_promoted_subreg.
1406 2008-05-15 Janis Johnson <janis187@us.ibm.com>
1408 * doc/sourcebuild.texi: Document support for torture tests.
1410 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1412 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
1413 to alternative 4 of operand 2.
1415 2008-05-15 Richard Guenther <rguenther@suse.de>
1417 * tree-pass.h (current_pass): Declare.
1418 (get_pass_for_id): Likewise.
1419 * passes.c (passes_by_id, passes_by_id_size): New globals.
1420 (set_pass_for_id): New function.
1421 (get_pass_for_id): Likewise.
1422 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
1423 (execute_function_todo): Flush per function statistics.
1424 * toplev.c (compile_file): Init statistics.
1425 (general_init): Do early statistics initialization.
1426 (finalize): Finish statistics.
1427 * statistics.h (statistics_early_init): Declare.
1428 (statistics_init): Likewise.
1429 (statistics_fini): Likewise.
1430 (statistics_fini_pass): Likewise.
1431 (statistics_counter_event): Likewise.
1432 (statistics_histogram_event): Likewise.
1433 * statistics.c: New file.
1434 * Makefile.in (OBJS-common): Add statistics.o.
1435 (statistics.o): Add dependencies.
1436 * doc/invoke.texi (-fdump-statistics): Document.
1438 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
1440 (execute_pre): Use statistics_counter_event.
1441 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
1442 (substitute_and_fold): Increment it. Use statistics_counter_event.
1444 2008-05-15 Diego Novillo <dnovillo@google.com>
1446 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
1448 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
1449 * tree-ssa-alias.c (new_type_alias): Remove references to
1450 sub-variables from comment.
1451 * tree-ssa-operands.c (swap_tree_operands): Likewise.
1453 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1455 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
1456 attribute to 1 only for insertps alternative.
1458 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1460 * config/bfin/bfin.md (loadbytes): New pattern.
1461 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
1462 (bfin_init_builtins): Initialize it.
1463 (bdesc_1arg): Add it.
1465 2008-05-15 Sa Liu <saliu@de.ibm.com>
1467 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
1468 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
1469 * testsuite/lib/target-supports.exp: Add
1470 check_effective_target_fortran_integer_16.
1472 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1474 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
1475 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
1476 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
1477 (TARGET_RETURN_IN_MEMORY): Define.
1479 2008-05-15 Richard Guenther <rguenther@suse.de>
1482 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
1483 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
1484 represent unmodifiable vars.
1486 2008-05-15 Richard Guenther <rguenther@suse.de>
1488 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
1489 INDIRECT_REF and TARGET_MEM_REF.
1490 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1493 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1494 H.J. Lu <hongjiu.lu@intel.com>
1496 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
1497 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
1498 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
1499 insn alternatives. Add missing alternatives.
1500 (*vec_concatv2di_rex64_sse4_1): Likewise.
1501 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
1502 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
1505 2008-05-15 Richard Guenther <rguenther@suse.de>
1507 PR tree-optimization/36009
1508 PR tree-optimization/36204
1509 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
1510 (determine_invariantness_stmt): Record the loop a store is
1512 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
1515 2008-05-15 Richard Guenther <rguenther@suse.de>
1517 PR tree-optimization/34330
1518 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
1519 through the pointer will alias the SMT.
1521 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
1523 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
1525 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
1527 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
1529 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1530 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1532 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
1533 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
1534 (vashl_optab): New optab for vector/vector shifts.
1535 (vashr_optab): Ditto.
1536 (vlshr_optab): Ditto.
1537 (vrotl_optab): Ditto.
1538 (vrotr_optab): Ditto.
1539 (optab_subtype): New enum for optab_for_tree_code call.
1540 (optab_for_tree_code): Add enum optab_subtype argument.
1542 * optabs.c (optab_for_tree_code): Take an additional argument to
1543 distinguish between a vector shift by a scalar and vector shift by
1544 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
1545 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
1546 vector shift by a vector.
1547 (expand_widen_pattern_expr): Pass additional argument to
1548 optab_for_tree_code.
1550 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
1551 vrotl_optab, vrotr_optab.
1553 * expr.c (expand_expr_real_1): Update calls to
1554 optab_for_tree_code to distinguish between vector shifted by a
1555 scalar and vector shifted by a vector.
1556 * tree-vectorizer.c (supportable_widening_operation): Ditto.
1557 (supportable_narrowing_operation): Ditto.
1558 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
1559 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
1560 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
1561 (vect_create_epilog_for_reduction): Ditto.
1562 (vectorizable_reduction): Ditto.
1563 (vectorizable_operation): Ditto.
1564 (vect_strided_store_supported): Ditto.
1565 (vect_strided_load_supported): Ditto.
1566 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1567 * expmed.c (expand_shift): Ditto.
1569 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
1571 (ashr@var{m}3): Ditto.
1572 (vashl@var{m}3): Document new vector/vector shift standard name.
1573 (vashr@var{m}3): Ditto.
1574 (vlshr@var{m}3): Ditto.
1575 (vrotl@var{m}3): Ditto.
1576 (vrotr@var{m}3): Ditto.
1578 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
1579 (PPERM_INVERT): Ditto.
1580 (PPERM_REVERSE): Ditto.
1581 (PPERM_REV_INV): Ditto.
1582 (PPERM_ZERO): Ditto.
1583 (PPERM_ONES): Ditto.
1584 (PPERM_SIGN): Ditto.
1585 (PPERM_INV_SIGN): Ditto.
1586 (PPERM_SRC1): Ditto.
1587 (PPERM_SRC2): Ditto.
1589 * config/i386/sse.md (mulv2di3): Add SSE5 support.
1590 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
1591 allows a memory operand to be the value being added, and split it
1592 to improve vectorization.
1593 (sse5_pmacsdqh_mem): Ditto.
1594 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
1595 (sse5_mulv2div2di3_high): Ditto.
1596 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
1597 (vec_pack_trunc_v4si): Ditto.
1598 (vec_pack_trunc_v2di): Ditto.
1599 (sse5_pcmov_<mode>): Remove code that tried to use use
1600 andps/andnps instead of pcmov.
1601 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
1602 pmacsdqh instructions.
1603 (vec_widen_smult_lo_v4si): Ditto.
1605 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
1606 (PPERM_INVERT): Ditto.
1607 (PPERM_REVERSE): Ditto.
1608 (PPERM_REV_INV): Ditto.
1609 (PPERM_ZERO): Ditto.
1610 (PPERM_ONES): Ditto.
1611 (PPERM_SIGN): Ditto.
1612 (PPERM_INV_SIGN): Ditto.
1613 (PPERM_SRC1): Ditto.
1614 (PPERM_SRC2): Ditto.
1615 (ix86_expand_sse_movcc): Move the SSE5 test after the if
1617 (ix86_expand_int_vcond): If SSE5 generate all possible integer
1619 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
1620 says ignore whether the last reference is a memory operand.
1622 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1623 Paolo Bonzini <bonzini at gnu dot org>
1625 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
1628 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
1629 (vlshr<mode>3): Rename from vlshr<mode>3.
1630 (vashr<mode>3): Rename from vashr<mode>3.
1631 (mulv4sf3): Change the names of vector shift patterns.
1635 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
1638 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
1663 * config/spu/spu.md (v): New iterator macro to add v for vector types.
1664 (floatunssidf2_internal): Change vector/vector shift names.
1665 (floatunsdidf2_internal): Ditto.
1672 (vashl<mode>3): Rename from ashl<mode>3.
1673 (vashr<mode>3): Rename from ashr<mode>3.
1674 (vlshr<mode>3): Rename from lshr<mode>3.
1675 (vrotl<mode>3): Rename from rotl<mode>3.
1677 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1680 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
1681 multiply gives the wrong value when doing widening multiplies.
1682 (vec_widen_smult_lo_v4si): Ditto.
1684 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1686 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
1687 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
1688 emit_library_call_value.
1689 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
1690 * tree.h (ECF_LIBCALL_BLOCK): Removed.
1691 * calls.c (initialize_argument_information, precompute_arguments,
1692 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
1693 (precompute_arguments): Removed flags parameter.
1694 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
1696 2008-05-14 Richard Guenther <rguenther@suse.de>
1698 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
1699 Make sure to register the store if the use is a PHI_NODE.
1701 2008-05-14 Olivier Hainque <hainque@adacore.com>
1703 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1704 memory if the component is to be referenced in BLKmode according
1705 to get_inner_reference.
1707 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
1709 * calls.c (emit_library_call_value_1): Restore code clearing
1710 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
1712 2008-05-14 Olivier Hainque <hainque@adacore.com>
1713 Nicolas Roche <roche@adacore.com>
1715 * configure.ac: Add support for a "gcc_subdir" variable in
1716 config-lang.in, to denote a subdirectory where the language/GCC
1717 integration files are to be found.
1718 * configure: Regenerate.
1720 2008-05-14 Ira Rosen <irar@il.ibm.com>
1722 PR tree-optimization/36098
1723 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
1724 value for the first load in the group in case of a gap.
1725 (vect_build_slp_tree): Check that there are no gaps in loads.
1727 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1729 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
1730 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
1731 expand_copysign_bit, ): Change call to emit_no_conflict_block to
1732 emit_insn and remove unneeded code to construct extra args.
1733 (emit_no_conflict_block): Removed.
1734 * optabls.h: (emit_no_conflict_block): Removed.
1735 * cse.c (cse_extended_basic_block): Remove search for
1736 REG_NO_CONFLICT note.
1737 * global.c: Removed incorrect comment added in revision 117.
1738 * expr.c (convert_move): Change call to emit_no_conflict_block to
1740 * recog.c: Change comments so that they do not mention
1742 * local_alloc.c (combine_regs): Removed last parameter.
1743 (no_conflict_p): Removed.
1744 (block_alloc): Removed note, no_conflict_combined_regno and set
1745 local vars. Removed all code to process REG_NO_CONFLICT blocks.
1746 (combine_regs): Removed already_dead and code to look for
1747 REG_NO_CONFLICT notes.
1748 * lower_subreg (remove_retval_note): Removed code to look for
1749 REG_NO_CONFLICT block.
1750 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
1751 (resolve_clobber): Remove code to process libcalls that have
1752 REG_NO_CONFLICT notes.
1753 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
1755 * combine.c (can_combine_p, distribute_notes): Removed
1756 REG_NO_CONFLICT case.
1757 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
1759 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
1760 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
1762 * reg-notes.def (NO_CONFLICT): Removed.
1764 2008-05-14 David S. Miller <davem@davemloft.net>
1766 * config/sparc/sparc.c (sparc_profile_hook): If
1767 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
1768 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
1769 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1771 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
1773 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
1775 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
1778 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
1779 and op1 expansion before vector concat to have less live pseudos.
1781 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
1783 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
1784 ix86_expand_vector_set if supported.
1786 2008-05-13 Diego Novillo <dnovillo@google.com>
1787 Kenneth Zadeck <zadeck@naturalbridge.com>
1789 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
1791 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
1792 phinodes_print_statistics, init_ssanames, fini_ssanames,
1793 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
1794 release_ssa_name, release_defs, replace_ssa_name_symbol,
1795 ssanames_print_statistics): Move ...
1796 * tree-flow.h: ... here.
1797 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
1798 Use FN instead of cfun.
1799 (make_ssa_name_fn): Rename from make_ssa_name.
1800 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
1801 * tree-flow-inline.h (make_ssa_name): Move from
1802 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
1803 * omp-low.c (expand_omp_parallel):
1804 * tree-flow-inline.h (redirect_edge_var_map_result):
1805 * tree-ssa.c (init_tree_ssa): Add argument FN.
1806 Use it instead of cfun. Update all users.
1808 2008-05-13 Tom Tromey <tromey@redhat.com>
1810 PR preprocessor/22168:
1811 * doc/cpp.texi (Top): Update menu.
1812 (Alternatives to Wrapper #ifndef): New node.
1813 (Other Directives): Document deprecation.
1814 (Obsolete Features): Remove menu.
1815 (Assertions): Merge node into Obsolete Features.
1816 (Obsolete once-only headers): Move earlier; rename to Alternatives
1818 * doc/cppopts.texi: Update.
1819 * c.opt (Wdeprecated): Enable for C and ObjC.
1820 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
1821 (C++ Dialect Options): Move -Wno-deprecated from here to...
1822 (Warning Options): ... here.
1824 2008-05-13 Richard Guenther <rguenther@suse.de>
1827 * fold-const.c (fold_sign_changed_comparison): Do not allow
1828 changes in pointer-ness.
1830 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1833 * config/sh/sh.c (sh_expand_prologue): Don't clear
1834 RTX_FRAME_RELATED_P for push insns.
1836 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
1838 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
1840 2008-05-12 Anatoly Sokolov <aesok@post.ru>
1842 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
1843 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
1844 Use 'machine->is_leaf' instead of 'leaf_func_p'.
1846 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
1848 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
1849 (*vec_concatv4sf_sse): This.
1850 (*sse2_concatv2si): Renamed to ...
1851 (*vec_concatv2si_sse2): This.
1852 (*sse1_concatv2si): Renamed to ...
1853 (*vec_concatv2si_sse): This.
1854 (*vec_concatv2di_rex): Renamed to ...
1855 (*vec_concatv2di_rex64): This.
1856 (*vec_concatv2si_sse4_1): New.
1857 (*vec_concatv2di_rex64_sse4_1): Likewise.
1859 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
1861 PR rtl-optimization/36111
1862 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
1863 that was created for swappable operands.
1865 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
1868 * Makefile.in: Substitute GNATMAKE and GNATBIND.
1869 * configure.ac: Add call to ACX_PROG_GNAT.
1871 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
1873 * optc-gen.awk: Fix comment typo.
1875 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1877 * pretty-print.c (pp_integer_with_precision): Use
1878 HOST_LONG_LONG_FORMAT.
1880 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
1882 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
1884 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
1886 * config/i386/i386.c (bdesc_ptest): Removed.
1887 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
1888 (bdesc_args): Add __builtin_ia32_ptestz128,
1889 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
1890 (ix86_init_mmx_sse_builtins): Updated.
1891 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
1892 (ix86_expand_builtin): Updated.
1894 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
1896 * tree-cfg.c (valid_fixed_convert_types_p): New function.
1897 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
1899 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
1901 * value-prof.c (interesting_stringop_to_profile): Do not
1902 return early for BUILT_IN_MEMPCPY.
1904 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
1906 * calls.c (expand_call): Don't use callgraph to increase
1907 preferred_stack_boundary.
1909 * cgraph.h (cgraph_rtl_info): Use unsigned on
1910 preferred_incoming_stack_boundary.
1912 * final.c (rest_of_clean_state): Use unsigned on
1913 preferred_stack_boundary.
1915 2008-05-09 Tom Tromey <tromey@redhat.com>
1917 PR preprocessor/22231:
1918 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
1921 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
1923 PR tree-optimization/36129
1924 * tree-ssa-ccp.c: Include value-prof.h.
1925 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
1926 built-in function was folded to a constant.
1927 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
1929 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
1930 Sebastian Pop <sebastian.pop@amd.com>
1932 * tree-scalar-evolution.c: Document instantiate_scev.
1933 (instantiate_parameters_1): Renamed instantiate_scev_1.
1934 Don't use the same loop for instantiation_loop and evolution_loop.
1935 (instantiate_scev): New.
1936 (instantiate_parameters): Moved...
1937 (resolve_mixers): Update call to instantiate_scev_1 to pass the
1938 same loop twice. Maintains the semantics for this function.
1939 * tree-scalar-evolution.h (instantiate_scev): Declare.
1940 (instantiate_parameters): ...here. Now static inline.
1941 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
1942 instead of resolve_mixers.
1944 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1946 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
1948 2008-05-09 Tomas Bily <tbily@suse.cz>
1950 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
1951 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
1952 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1953 * c-common.c (c_common_truthvalue_conversion): Likewise.
1954 * tree-object-size.c (compute_object_offset): Likewise.
1955 * tree-inline.c (estimate_num_insns_1): Likewise.
1956 * varasm.c (const_hash_1, compare_constant, copy_constant)
1957 (compute_reloc_for_constant, output_addressed_constants)
1958 (initializer_constant_valid_p): Likewise.
1959 * c-omp.c (check_omp_for_incr_expr): Likewise.
1960 * gimplify.c (gimplify_expr): Likewise.
1961 * c-typeck.c (c_finish_return): Likewise.
1962 * tree-vectorizer.c (supportable_widening_operation)
1963 (supportable_narrowing_operation): Likewise.
1964 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
1965 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
1966 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
1967 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
1968 (descr_info_loc): Likewise.
1969 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1970 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
1971 (fold_unary): Likewise.
1972 * builtins.c (get_pointer_alignment): Likewise.
1973 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
1974 (instantiate_parameters_1): Likewise.
1975 * tree.c (expr_align, stabilize_reference): Likewise.
1976 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
1977 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
1978 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
1979 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1980 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
1981 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
1983 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
1984 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
1985 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
1986 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
1987 (forward_propagate_comparison)
1988 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1989 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
1990 * emit-rtl.c (component_ref_for_mem_expr)
1991 (set_mem_attributes_minus_bitpos): Likewise.
1992 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1993 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
1995 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
1996 (build_function_call, pointer_diff, build_compound_expr)
1997 (c_finish_return): Likewise.
1998 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
1999 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
2001 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
2002 * expr.c (is_aligning_offset): Likewise.
2003 * tree-ssa-alias.c (is_escape_site): Likewise.
2004 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
2005 (check_all_va_list_escapes): Likewise.
2006 * tree-ssa-loop-ivopts.c (determine_base_object)
2007 (determine_common_wider_type): Likewise.
2008 * dojump.c (do_jump): Likewise.
2009 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
2010 * tree-gimple.c (is_gimple_cast): Likewise.
2011 * fold-const.c (decode_field_reference, )
2012 (fold_sign_changed_comparison, fold_unary, fold_comparison)
2013 (fold_binary): Likewise.
2014 * tree-ssa-alias-warnings.c (find_alias_site_helper)
2015 (already_warned_in_frontend_p): Likewise.
2016 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
2017 * tree.c (really_constant_p, get_unwidened): Likewise.
2018 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
2019 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
2020 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
2022 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
2024 (CONVERT_EXPR_P): Define.
2025 (CASE_CONVERT): Define.
2027 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
2030 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
2031 (delete_unmarked_insns): When deleting a call, call
2032 delete_unreachable_blocks.
2033 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2034 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
2036 2008-05-08 Richard Guenther <rguenther@suse.de>
2038 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
2039 (-ftree-salias): Likewise.
2040 (salias-max-implicit-fields): Remove param documentation.
2041 (salias-max-array-elements): Likewise.
2042 * tree-pass.h (pass_create_structure_vars): Remove.
2043 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2044 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2045 * tree-ssa-alias.c (create_structure_vars): Remove.
2046 (gate_structure_vars): Likewise.
2047 (pass_create_structure_vars): Likewise.
2048 (gate_build_alias): Likewise.
2049 (pass_build_alias): Adjust to run always and dump the function.
2050 * common.opt (ftree-salias): Hide.
2051 * passes.c (init_optimization_passes): Remove
2052 pass_create_structure_vars, adjust comment.
2053 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2054 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2055 * opts.c (decode_options): Do not set flag_tree_salias.
2056 (common_handle_option): Add OPT_ftree_salias to the backward
2057 compatibility section.
2059 2008-05-08 Richard Guenther <rguenther@suse.de>
2061 * tree-flow-inline.h (var_can_have_subvars): Move ...
2062 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
2063 * tree-flow.h (var_can_have_subvars): Remove.
2064 (push_fields_onto_fieldstack): Remove.
2065 (sort_fieldstack): Likewise.
2066 (struct fieldoff): Move ...
2067 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
2068 alias_set and base_for_components fields.
2069 (sort_fieldstack): Make static.
2070 (push_fields_onto_fieldstack): Likewise. Remove code that
2071 handles anything but RECORD_TYPEs. Remove alias_set and
2072 base_for_components handling.
2073 (create_variable_info_for): Adjust.
2075 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
2077 * common.opt (Wframe-larger-than=): Shorten the help message
2079 * doc/invoke.texi (Wframe-larger-than=): Add more description.
2081 2008-05-08 Rafael Espindola <espindola@google.com>
2083 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
2085 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
2086 trap and that both operands are gimple values.
2087 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
2088 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
2091 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2093 * read-rtl.c (join_c_conditions): Return the first string if the
2094 two strings are equal.
2096 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2098 * gensupport.h (pred_data): Add a "num_codes" field.
2099 (add_predicate_code): Declare.
2100 * gensupport.c (add_predicate_code): New function.
2101 (std_pred_table): Add an "allows_const_p" field.
2102 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
2103 Remove the (incomplete) list of such codes from the codes field.
2104 (init_predicate_table): Use add_predicate_code. Add all
2105 RTX_CONST_OBJs if allows_const_p is true.
2106 * genrecog.c (process_define_predicate): Use add_predicate_code.
2108 2008-05-08 David Daney <ddaney@avtrex.com>
2109 Richard Sandiford <rsandifo@nildram.co.uk>
2111 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
2112 special case of constant zero operands.
2113 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
2114 old and new values. Special case constant zero values.
2115 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
2117 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
2118 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
2120 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
2123 * simplify-rtx.c (simplify_plus_minus): Create CONST of
2124 similar RTX_CONST_OBJ before CONST_INT.
2126 2008-05-08 Steve Ellcey <sje@cup.hp.com>
2128 * stmt.c (expand_stack_restore): Change sa mode if needed.
2130 2008-05-08 Richard Guenther <rguenther@suse.de>
2132 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
2133 return type to bool.
2134 (ix86_sol10_return_in_memory): Likewise.
2135 (ix86_i386elf_return_in_memory): Likewise.
2136 (ix86_i386interix_return_in_memory): Likewise.
2137 * config/i386/i386.c (ix86_return_in_memory): Likewise.
2138 (ix86_sol10_return_in_memory): Likewise.
2139 (ix86_i386elf_return_in_memory): Likewise.
2140 (ix86_i386interix_return_in_memory): Likewise.
2142 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2145 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
2147 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
2148 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
2151 2008-05-08 Richard Guenther <rguenther@suse.de>
2153 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
2154 * tree-data-ref.h (struct dr_alias): Remove subvars field.
2155 (DR_SUBVARS): Remove.
2156 * tree-dfa.c (dump_subvars_for): Remove.
2157 (debug_subvars_for): Likewise.
2158 (dump_variable): Do not dump subvars.
2159 (remove_referenced_var): Do not remove subvars.
2160 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
2161 (lookup_subvars_for_var): Remove.
2162 (get_subvars_for_var): Likewise.
2163 (get_subvars_at): Likewise.
2164 (get_first_overlapping_subvar): Likewise.
2165 (overlap_subvar): Likewise.
2166 * tree-flow.h (subvar_t): Remove.
2167 (struct var_ann_d): Remove subvars field.
2168 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
2169 argument. Remove special handling of SFTs.
2170 (compute_tag_properties): Likewise.
2171 (set_initial_properties): Likewise.
2172 (compute_call_clobbered): Likewise.
2173 (count_mem_refs): Likewise.
2174 (compute_memory_partitions): Likewise.
2175 (compute_flow_insensitive_aliasing): Likewise.
2176 (setup_pointers_and_addressables): Likewise.
2177 (new_type_alias): Likewise.
2178 (struct used_part): Remove.
2179 (used_portions): Likewise.
2180 (struct used_part_map): Likewise.
2181 (used_part_map_eq): Likewise.
2182 (used_part_map_hash): Likewise.
2183 (free_used_part_map): Likewise.
2184 (up_lookup): Likewise.
2185 (up_insert): Likewise.
2186 (get_or_create_used_part_for): Likewise.
2187 (create_sft): Likewise.
2188 (create_overlap_variables_for): Likewise.
2189 (find_used_portions): Likewise.
2190 (create_structure_vars): Likewise.
2191 * tree.def (STRUCT_FIELD_TAG): Remove.
2192 * tree.h (MTAG_P): Adjust.
2193 (struct tree_memory_tag): Remove base_for_components and
2194 unpartitionable flags.
2195 (struct tree_struct_field_tag): Remove.
2196 (SFT_PARENT_VAR): Likewise.
2197 (SFT_OFFSET): Likewise.
2198 (SFT_SIZE): Likewise.
2199 (SFT_NONADDRESSABLE_P): Likewise.
2200 (SFT_ALIAS_SET): Likewise.
2201 (SFT_UNPARTITIONABLE_P): Likewise.
2202 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
2203 (union tree_node): Remove sft field.
2204 * alias.c (get_alias_set): Remove special handling of SFTs.
2205 * print-tree.c (print_node): Remove handling of SFTs.
2206 * tree-dump.c (dequeue_and_dump): Likewise.
2207 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2208 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
2209 * tree-predcom.c (set_alias_info): Do not set subvars.
2210 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
2211 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
2212 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
2213 (add_vars_for_offset): Remove.
2214 (add_virtual_operand): Remove special handling of SFTs.
2215 (add_call_clobber_ops): Likewise.
2216 (add_call_read_ops): Likewise.
2217 (get_asm_expr_operands): Likewise.
2218 (get_modify_stmt_operands): Likewise.
2219 (get_expr_operands): Likewise.
2220 (add_to_addressable_set): Likewise.
2221 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
2222 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2223 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
2224 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
2225 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
2226 (tree_node_structure): Likewise.
2227 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
2229 (find_what_p_points_to): Likewise.
2231 2008-05-08 Sa Liu <saliu@de.ibm.com>
2233 * config/spu/spu.md: Fixed subti3 pattern.
2235 2008-05-08 Richard Guenther <rguenther@suse.de>
2238 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2239 sure to create a representative for trailing arrays for PTA.
2241 2008-05-08 Richard Guenther <rguenther@suse.de>
2244 * fold-const.c (operand_equal_p): Two objects which types
2245 differ in pointerness are not equal.
2247 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2249 * calls.c (compute_argument_block_size): Add argument tree fndecl.
2250 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
2251 (emit_library_call_value_1): Add new variable fndecl initialized by
2252 NULL_TREE. It should be the decl type of orgfun, but this information
2253 seems not to be available here, so it uses the default calling abi.
2254 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
2255 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
2256 by TARGET_RETURN_IN_MEMORY.
2257 * config/i386/i386-interix.h: Likewise.
2258 * config/i386/i386.h: Likewise.
2259 * config/i386/i386elf.h: Likewise.
2260 * config/i386/ptx4-i.h: Likewise.
2261 * config/i386/sol2-10.h: Likewise.
2262 * config/i386/sysv4.h: Likewise.
2263 * config/i386/vx-common.h: Likewise.
2264 * config/cris/cris.h: Removed #if 0 clause.
2265 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
2266 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
2268 (ix86_sol10_return_in_memory): Likewise.
2269 (ix86_i386elf_return_in_memory): New.
2270 (ix86_i386interix_return_in_memory): New.
2271 * config/mt/mt-protos.h (mt_return_in_memory): New.
2272 * config/mt/mt.c: Likewise.
2273 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
2274 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
2275 * config/bfin/bfin.h: Likewise.
2276 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
2278 * config/bfin/bfin.c: Likewise.
2279 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
2280 * config/alpha/unicosmk.h: Likewise.
2281 * config/i386/cygming.h: Likewise.
2282 * config/iq2000/iq2000.h: Likewise.
2283 * config/mips/mips.h: Likewise.
2284 * config/mn10300/mn10300.h: Likewise.
2285 * config/rs6000/rs6000.h: Likewise.
2286 * config/score/score.h: Likewise.
2287 * config/spu/spu.h: Likewise.
2288 * config/v850/v850.h: Likewise.
2289 * defaults.h: Likewise.
2290 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
2291 * expr.c (emit_block_move): Adjust use of
2292 OUTGOING_REG_PARM_STACK_SPACE.
2293 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
2294 OUTGOING_REG_PARM_STACK_SPACE.
2295 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
2297 2008-05-08 Jakub Jelinek <jakub@redhat.com>
2299 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
2300 on OMP_RETURN for OMP_FOR.
2303 * dwarf2out.c (dw_expand_expr, common_check): Removed.
2304 (fortran_common): New function.
2305 (gen_variable_die): Call fortran_common instead of common_check,
2306 adjust for it returning tree instead of rtx. Formatting.
2308 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2312 * see.c (see_copy_insn): Copy new pure const attributes for new call.
2313 * c-decl.c (merge_decls): Ditto.
2314 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
2315 to RTL_CONST_OR_PURE_CALL_P.
2316 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
2317 Initialized DECL_LOOPING_CONST_PURE.
2318 (process_call_operands): Set tree_side_effects properly.
2319 * tree.h (TREE_READONLY_DECL_P): Removed.
2320 (DECL_IS_PURE): Renamed to DECL_PURE_P.
2321 (DECL_LOOPING_OR_CONST_P): New macro.
2322 (struct tree_function_decl): Added looping_const_or_pure_p.
2324 (ECF_LOOPING_OR_CONST_P): New macro.
2325 * rtlanal.c (pure_const_p): Removed.
2326 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
2327 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
2328 to RTL_CONST_CALL_P.
2329 * ipa-pure-const.c (pure_const_state_e): Added looping field.
2330 (check_decl, check_tree, check_call, scan_function): Initialize
2332 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
2333 (static_execute): Set looping true for recursive functions.
2334 Undo setting state to IPA_NEITHER for recursive functions.
2336 * ifcvt.c (noce_can_store_speculate_p): Changed
2337 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
2338 RTL_CONST_OR_PURE_CALL_P.
2339 * dse.c (scan_insn): Ditto.
2340 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
2341 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
2342 RTL_CONST_OR_PURE_CALL_P.
2343 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
2344 pure_call_p to RTL_CONST_CALL_P.
2345 * gimplify.c (gimplify_call_expr): Clear side effects for
2346 non-looping pure and constant calls.
2347 * calls.c (emit_call_1): Set rtl flags from ecf flags.
2348 (flags_from_decl_or_type): Set ecf flags from decl flags.
2349 (initialize_argument_information): Turn off
2350 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
2351 Change const to pure if callee_copies is true rather than just
2353 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
2354 way of marking pure calls.
2355 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
2356 Remove hack that was supposed to fix pr7335 and remove old
2357 way of marking pure calls.
2358 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
2359 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
2360 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
2361 RTL_CONST_OR_PURE_CALL_P.
2362 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
2363 * loop-invariant.c (find_exits, find_invariant_bb): Changed
2364 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
2365 * sched-deps.c (schedule_analyze): Ditto.
2366 * rtl.h (struct rtx_def): Use call field, unchanging field, and
2367 return_val field of calls to represent pure and const function info.
2368 (CONST_OR_PURE_CALL_P): Deleted macro.
2369 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2370 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
2371 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
2373 * tree-optimize.c (execute_fixup_cfg): Added test for
2374 ECF_LOOPING_CONST_OR_PURE.
2375 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
2377 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
2378 effects for looping pure or const calls.
2379 (verify_gimple_expr): Added verification code.
2380 * config/alpha/alpha.c (alpha_legitimize_address,
2381 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
2383 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
2384 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
2385 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
2386 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
2387 RTL_CONST_OR_PURE_CALL_P.
2388 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
2389 and const calls to be deleted.
2391 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2394 * config/i386/mmx.md (mmx_subv2sf3): New expander.
2395 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
2396 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
2397 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2398 to handle nonimmediate operands.
2399 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
2400 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
2401 to handle nonimmediate operands.
2402 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
2403 (mmx_pmulhrwv4hi3): New expander. Use
2404 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2405 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
2406 (sse2_umulv1siv1di3): New expander. Use
2407 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2408 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
2409 (mmx_eq<mode>3): New expander. Use
2410 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2411 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
2412 (mmx_uavgv8qi3): New expander. Use
2413 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2414 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
2415 (mmx_uavgv4hi3): New expander. Use
2416 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2418 * config/i386/sse.md
2419 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
2420 to handle nonimmediate operands.
2421 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
2422 to handle nonimmediate operands.
2423 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
2424 to handle nonimmediate operands.
2425 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
2426 to handle nonimmediate operands.
2427 (sse2_unpckhpd_exp): New expander. Use
2428 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2429 (sse2_unpcklpd_exp): New expander. Use
2430 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2431 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
2432 to handle nonimmediate operands.
2433 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
2434 to handle nonimmediate operands.
2435 (*sse2_<plusminus_insn><mode>3): Rename from
2436 sse2_<plusminus_insn><mode>3 insn pattern.
2437 (sse2_<plusminus_insn><mode>3): New expander. Use
2438 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2439 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
2440 (sse2_umulv2siv2di3): New expander. Use
2441 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2442 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
2443 (sse4_1_mulv2siv2di3): New expander. Use
2444 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2445 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
2446 (sse2_pmaddwd): New expander. Use
2447 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2448 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
2449 (sse2_eq<mode>3): New expander. Use
2450 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2451 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
2452 (sse4_1_eqv2di3): New expander. Use
2453 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2454 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2455 (sse2_uavgv16qi3): New expander. Use
2456 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2457 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2458 (sse2_uavgv16qi3): New expander. Use
2459 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2460 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
2461 (sse2_uavgv8hi3): New expander. Use
2462 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2463 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
2464 (ssse3_pmulhrswv8hi3): New expander. Use
2465 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2466 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
2467 (ssse3_pmulhrswv4hi3): New expander. Use
2468 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2470 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
2471 (<sse>_vmmul<mode>3): Ditto.
2472 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
2474 (ssse3_pmaddubsw128): Use register_operand for operand 1.
2475 (ssse3_pmaddubsw): Ditto.
2477 * config/i386/i386.c (struct_builtin_description)
2478 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
2479 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
2480 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
2481 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
2482 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
2483 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
2484 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
2485 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
2486 (ix86_fixup_binary_operands): Assert that src1
2487 and src2 must have the same mode when swapped.
2488 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
2489 and ix86_binary_operator_ok. Do not force operands in registers
2492 2008-05-07 Jan Hubicka <jh@suse.cz>
2494 * cgraph.c (dump_cgraph_node): Update.
2495 * cgraph.h (cgraph_local_info): Break out inline summary.
2496 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
2498 * ipa-inline (inline_summary): New accestor function.
2499 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
2500 cgraph_decide_inlining, compute_inline_parameters): Update.
2501 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
2503 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2505 Cleanup ColdFire scheduling support and add V4 pipeline model.
2507 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
2508 (define_attr cpu): Add cfv4 value.
2509 (define_attr type, define_attr type1): Merge into a single 'type'
2510 attribute. Update all uses.
2511 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
2512 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
2514 (define_attr opx_mem, define_attr opy_mem): Remove.
2515 (define_attr op_mem): Clean up, update comment.
2516 (define_attr size): Use specific values instead of general int.
2517 (define_attr guess, define_attr split): Remove. Update all uses.
2518 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
2519 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
2520 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
2521 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
2522 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
2523 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
2524 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
2525 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
2526 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
2527 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
2528 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
2529 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
2530 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
2531 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
2532 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
2533 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
2534 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
2535 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
2536 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
2537 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
2538 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
2539 Update or set attributes.
2540 (stack_tie): New fake instruction.
2542 * config/m68k/m68k.h (TUNE_CFV4): New macro.
2543 (m68k_sched_attr_size): Update declaration.
2544 (m68k_sched_attr_type2): Remove.
2545 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
2546 Declare new bypass predicates.
2548 * config/m68k/m68k.c (m68k_sched_issue_rate,
2549 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
2551 (TARGET_SCHED_ISSUE_RATE,
2552 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
2553 (override_options): Handle scheduling for ColdFire V4 core.
2554 (m68k_expand_prologue): Emit stack_tie.
2555 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
2556 'OP_TYPE_FPN'. Update all uses.
2557 (sched_guess_p): Remove.
2558 (sched_address_type): Handle symbolic addresses.
2559 (sched_get_operand): New static function.
2560 (sched_operand_type): Merge into sched_attr_op_type.
2561 (sched_attr_op_type): Handle FP registers, handle quick constants,
2563 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
2564 (m68k_sched_attr_size): Update. Move logic to ...
2565 (sched_get_attr_size_int): New static function.
2566 (sched_get_opxy_mem_type): New static function.
2567 (m68k_sched_attr_op_mem): Update.
2568 (m68k_sched_attr_type2): Remove.
2569 (sched_cfv4_bypass_data): New static variable.
2570 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
2571 (m68k_sched_issue_rate): Implement scheduler hook.
2572 (struct _sched_ib: enabled_p): New field.
2573 (m68k_sched_variable_issue): Update. Handle V4.
2574 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
2575 sched_dump_class_func_t, sched_dump_split_class,
2576 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
2577 sched_dump_dfa_class, m68k_sched_dump): Remove.
2578 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
2580 (m68k_sched_init_global): Remove statisctics dumping, introduce
2581 sanity check that all instructions have pipeline reservations. Handle
2583 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2584 Handle ColdFire V4 core.
2585 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
2586 New static functions.
2587 (m68k_sched_address_bypass_p): New bypass predicate.
2588 (sched_get_indexed_address_scale): New static function.
2589 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
2591 * cf.md: Update comments.
2592 (define_attr type2): Remove. Use 'type' attribute instead.
2594 (cf_ib): Rename to cfv123_ib. Update all uses.
2595 (cf_oep): Rename to cfv123_oep. Update all uses.
2596 (cf_chr): Rename to cfv123_chr. Update all uses.
2597 (cf_mem): Rename to cfv123_mem. Update all uses.
2598 (cf_mac): Move to more appropriate place.
2599 (cfv123_guess): New automaton and cpu_unit.
2600 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
2601 Update uses of 'size' attribute. Handle before reload scheduling.
2602 (cfv123_guess): New dummy reservation for unhandled instructions.
2603 (cfv4_*): Pipeline description of ColdFire V4 core.
2604 (ignore): New reservation to handle 'ignore' type.
2606 2008-05-07 Ian Lance Taylor <iant@google.com>
2609 * gimplify.c (find_single_pointer_decl_1): Don't look through
2611 (find_single_pointer_decl): Adjust comments.
2613 2008-05-07 Jakub Jelinek <jakub@redhat.com>
2616 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
2617 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
2620 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
2621 integral type rather than floating point, then VIEW_CONVERT_EXPR
2622 to the floating point type.
2624 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2626 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
2627 TFmode op0 to register.
2629 2008-05-07 Alan Modra <amodra@bigpond.net.au>
2631 * c-decl.c (grokdeclarator): Comment typo.
2633 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
2635 * tree-flow.h: Remove prototype for computed_goto_p.
2636 * tree-cfg.c (computed_goto_p): Make static.
2638 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
2641 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
2642 (contains_aligned_value_p): This. Handle _Decimal128.
2643 (ix86_function_arg_boundary): Only align _Decimal128 to its
2644 natural boundary and handle it properly.
2646 2008-05-06 Martin Jambor <mjambor@suse.cz>
2648 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
2649 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
2650 (ipcp_method_set_orig_node): Removed.
2651 (ipcp_cval_get_cvalue_type): Removed.
2652 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
2653 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
2654 (ipcp_cval_set_cvalue_type): Removed.
2655 (ipcp_cval_get_cvalue): Removed.
2656 (ipcp_cval_set_cvalue): Removed.
2657 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
2658 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
2659 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
2660 (ipcp_cval_meet): Renamed to ipa_lattice_meet
2661 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
2662 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
2663 (ipcp_get_ith_lattice): Changed parameters.
2664 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
2665 (ipcp_lattice_from_jfunc): Changed parameters.
2666 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
2667 (ipcp_method_cval_print): Added temporary variable info.
2668 (ipcp_redirect): Removed already unused local variable caller.
2669 (ipcp_redirect): New temporary variable orig_callee_info
2670 (ipcp_redirect): Removed newly unused local variable callee.
2671 (ipcp_redirect): Removed (a bit confusing) local variable type.
2672 (ipcp_insert_stage): Added local variable info.
2673 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
2675 (ipcp_formal_create): Removed.
2676 (ipcp_method_cval_set): Removed.
2677 (ipcp_propagate_stage): Renamed lattice variables.
2678 (ipcp_method_cval_set_cvalue_type): Removed.
2679 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
2680 (ipcp_print_all_lattices): Changed printed strings to refer to
2681 lattices rather than cvals.
2682 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
2683 (ipcp_propagate_const): Changed formal parameters.
2684 (build_const_val): Changed formal parameters.
2685 (ipcp_insert_stage): Removed useless variable cvalue
2686 (build_const_val): Changed formal parameters.
2687 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
2688 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
2689 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
2690 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
2691 (ipcp_print_func_profile_counts): Changed string from "method" to
2693 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
2694 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
2695 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
2696 (ipcp_structures_print): Renamed to ipcp_print_all_structures
2697 (ipcp_profile_print): Renamed to ipcp_print_profile_data
2698 (ipcp_lat_is_const): Changed parameters and made inline.
2699 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
2700 (ipcp_redirect): Renamed to ipcp_need_redirect_p
2701 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
2702 the predicate condition directly
2703 (ipcp_propagate_stage): Added local variable args. Removed local
2704 variable callee. (Both are mere code simplifications.)
2705 (ipcp_method_dont_insert_const): Renamed to
2706 ipcp_node_not_modifiable_p.
2707 (ipcp_node_not_modifiable_p): Made inline.
2708 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
2709 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
2710 (ipcp_print_all_lattices): Removed variable cvalue
2711 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
2714 2008-05-06 Olivier Hainque <hainque@adacore.com>
2716 * tree-sra.c (try_instantiate_multiple_fields): Early return
2717 if field has POINTER_TYPE.
2719 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
2721 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
2722 by using 'q' specifier for instruction.
2723 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
2725 2008-05-06 Anatoly Sokolov <aesok@post.ru>
2727 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2728 Change mode of zero_extract from QImode to HImode.
2729 (sign bit tests peepholes): (Ditto.).
2731 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
2733 * config/i386/mmx.md: Remove double backslashes from asm templates.
2734 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
2735 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2736 to handle nonimmediate operands.
2737 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
2738 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2739 to handle nonimmediate operands.
2740 (*mmx_<code>v2sf3_finite): New insn pattern.
2741 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
2742 (mmx_<code>v2sf3): New expander. Use
2743 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2744 (mmx_<plusminus_insn><mode>3): New expander. Use
2745 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2746 (*mmx_<plusminus_insn><mode>3): New insn pattern.
2747 (mmx_add<mode>3): Removed.
2748 (mmx_ssadd<mode>3): Ditto.
2749 (mmx_usadd<mode>3): Ditto.
2750 (mmx_sub<mode>3): Ditto.
2751 (mmx_sssub<mode>3): Ditto.
2752 (mmx_ussub<mode>3): Ditto.
2753 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
2754 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
2755 to handle nonimmediate operands.
2756 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
2758 (mmx_smulv4hi3_highpart): New expander. Use
2759 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2760 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
2762 (mmx_umulv4hi3_highpart): New expander. Use
2763 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2764 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
2765 (mmx_<code>v4hi3): New expander. Use
2766 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2767 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
2768 (mmx_<code>v8qi3): New expander. Use
2769 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2770 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
2771 (mmx_<code><mode>3): New expander. Use
2772 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2774 2008-05-05 Jan Hubicka <jh@suse.cz>
2776 PR tree-optimization/36118
2777 * passes.c (pass_init_dump_file): Fix dump header.
2779 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2782 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
2783 VCE for function decls.
2785 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2787 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
2789 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2791 * config/i386/i386.md (sat_plusminus): New.
2792 (plusminus_insn): Likewise.
2793 (plusminus_mnemonic): Likewise.
2795 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
2796 (*<addsub><mode>3_cc_overflow): Renamed to ...
2797 (*<plusminus_insn><mode>3_cc_overflow): This.
2798 (*<addsub>si3_zext_cc_overflow): Renamed to ...
2799 (*<plusminus_insn>si3_zext_cc_overflow): This.
2801 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
2802 (<plusminus_insn><mode>3): This.
2803 (*<addsub><mode>3): Renamed to ...
2804 (*<plusminus_insn><mode>3): This.
2805 (<sse>_vm<addsub><mode>3): Renamed to ...
2806 (<sse>_vm<plusminus_insn><mode>3): This.
2807 (sse3_h<addsub>v4sf3): Renamed to ...
2808 (sse3_h<plusminus_insn>v4sf3): This.
2809 (sse3_h<addsub>v2df3): Renamed to ...
2810 (sse3_h<plusminus_insn>v2df3): This.
2811 (<plusminus_insn><mode>3): New.
2812 (*<plusminus_insn><mode>3): Likewise.
2813 (sse2_<plusminus_insn><mode>3): Likewise.
2814 (add<mode>): Removed.
2815 (*add<mode>3): Likewise.
2816 (sse2_ssadd<mode>3): Likewise.
2817 (sse2_usadd<mode>3): Likewise.
2818 (sub<mode>3): Likewise.
2819 (*sub<mode>3): Likewise.
2820 (sse2_sssub<mode>3): Likewise.
2821 (sse2_ussub<mode>3): Likewise.
2823 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
2825 * gthr-single.h: Add in required interface elements as per gthr.h.
2826 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
2827 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
2828 Generalize UNUSED macro.
2829 (__gthread_once): Add.
2830 (__gthread_key_create): Add.
2831 (__gthread_key_delete): Add.
2832 (__gthread_getspecific): Add.
2833 (__gthread_setspecific): Add.
2835 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
2837 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
2838 the same size types for the indirect reference on the rhs, then
2841 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
2843 * config/i386/i386.md
2844 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
2845 one insn template instead of template series.
2846 (*xordi_1_rex64): Ditto.
2847 (*xordi_2_rex64): Ditto.
2849 2008-05-05 Ira Rosen <irar@il.ibm.com>
2851 PR tree-optimization/36119
2852 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
2855 2008-06-04 Jan Hubicka <jh@suse.cz>
2857 tree-optimization/36100
2858 * tree-pass.h (pass_O0_always_inline): Declare.
2859 * ipa-inline.c (inline_transform): Remove dead code.
2860 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2861 pass_O0_always_inline): New.
2862 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
2864 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
2866 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
2867 mnemonic in this_param move for TARGET_64BIT.
2869 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
2871 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
2872 (*strmovsi_rex_1): Ditto.
2873 (*strsetsi_1): Ditto.
2874 (*strsetsi_rex_1): Ditto.
2876 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
2877 adddicc expanders using SWI mode iterator.
2879 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
2882 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
2885 2008-05-04 David S. Miller <davem@davemloft.net>
2887 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
2888 (sparc*-*-linux*): Use linux.h in tm_file.
2889 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
2890 compiler defaulting to 32-bit.
2891 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
2893 * config/sparc/linux.h: Remove definitions now obtained
2894 properly from linux.h
2895 * config/sparc/linux64.h: Likewise.
2896 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
2897 don't want this setting for 32-bit builds in a biarch compiler.
2898 * doc/install.texi: Add sparc-linux to list of targets
2899 supporting --enable-targets=all.
2901 2008-05-03 Andrew Pinski <pinskia@gmail.com>
2903 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
2905 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
2907 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
2908 after V4SI_FTYPE_V8HI.
2909 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
2910 case V4SI_FTYPE_V2DF.
2912 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
2914 * doc/invoke.texi (max-flow-memory-locations): Removed.
2915 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
2917 2008-05-03 Richard Guenther <rguenther@suse.de>
2920 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
2922 2008-05-02 David S. Miller <davem@davemloft.net>
2924 * config.gcc (need_64bit_hwint): Document libcpp dependency.
2926 2008-05-02 Simon Baldwin <simonb@google.com>
2929 * c-common.h (warn_array_subscript_range): Removed.
2930 * c-common.c (warn_array_subscript_range): Ditto.
2931 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
2932 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
2934 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2936 * config/i386/i386.c (ix86_special_builtin_type): New.
2937 (bdesc_special_args): Likewise.
2938 (ix86_expand_special_args_builtin): Likewise.
2939 (ix86_init_mmx_sse_builtins): Updated.
2940 (ix86_expand_builtin): Updated.
2941 (ix86_expand_store_builtin): Removed.
2942 (ix86_expand_unop_builtin): Likewise.
2944 * config/i386/mm3dnow.h (__v2sf): Moved to ...
2945 * config/i386/mmintrin.h (__v2sf): Here.
2947 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
2949 (_mm_loadl_pi): Likewise.
2950 (_mm_storeh_pi): Replace __v2si with __v2sf.
2951 (_mm_storel_pi): Likewise.
2953 * doc/extend.texi: Correct __builtin_ia32_loadhps,
2954 __builtin_ia32_loadlps, __builtin_ia32_storehps,
2955 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
2956 __builtin_ia32_loadlpd.
2958 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2960 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
2961 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
2962 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
2963 (ix86_init_mmx_sse_builtins): Updated.
2964 (ix86_expand_args_builtin): Likewise.
2965 (ix86_expand_builtin): Likewise.
2966 (ix86_expand_unop1_builtin): Renamed to ...
2967 (ix86_expand_unop_vec_merge_builtin): This.
2969 2008-05-01 Jan Hubicka <jh@suse.cz>
2972 * ipa-inline.c (inline_generate_summary): Make static.
2973 (inline_transform): Do not call inlining at -O0; make static.
2974 * passes.c (execute_todo): Add sanity check.
2975 (execute_one_ipa_transform_pass): Execute proper flags.
2977 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
2979 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
2980 (DECL_NONADDRESSABLE_P): Likewise.
2981 * alias.c (record_component_aliases): Fix comment.
2983 2008-05-01 Simon Baldwin <simonb@google.com>
2985 * c-common.h (warn_array_subscript_range): New function.
2986 * c-common.c (warn_array_subscript_range): Ditto.
2987 * tree-vrp.c (check_array_ref): Corrected code to agree with
2988 comment, ignoring only arrays of size 0 or size 1.
2989 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
2991 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2993 * config/i386/i386.c (ix86_builtin_type): Replace
2994 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
2995 (bdesc_args): Updated.
2996 (ix86_init_mmx_sse_builtins): Likewise.
2997 (ix86_expand_args_builtin): Likewise.
2999 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
3002 * doc/extend.texi: Correct __builtin_ia32_palignr.
3004 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3007 * config/i386/i386.c (bdesc_crc32): Removed.
3008 (ix86_expand_crc32): Likewise.
3009 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
3010 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
3011 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
3012 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
3013 UINT_FTYPE_UINT_UCHAR.
3014 (bdesc_args): Updated. Add crc32 builtins.
3015 (ix86_init_mmx_sse_builtins): Updated.
3016 (ix86_expand_args_builtin): Updated to support subreg.
3018 * doc/extend.texi: Correct __builtin_ia32_crc32di.
3020 2008-05-01 Jan Hubicka <jh@suse.cz>
3022 * tree-pass.h (opt_pass): Add IPA_PASS.
3023 (varpool_node, cgraph_node): Forward declare.
3024 (ipa_opt_pass): Define.
3025 (pass_ipa_inline): Turn into ipa_opt_pass.
3026 (pass_apply_inline): Remove.
3027 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
3028 (apply_inline): Turn into ....
3029 (inline_transform): ... this one.
3030 (inline_generate_summary): New function.
3031 (pass_apply_inline): Remove.
3032 * function.h (ipa_opt_pass): Forward declare structure; typedef;
3034 (struct function): Add ipa_transforms_to_apply.
3035 * passes.c (register_one_dump_file): Work on IPA_PASS.
3036 (init_optimization_passes): Remove pass_inline_parameters and
3038 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
3039 (execute_one_pass) ... here; apply transforms when possible.
3040 (add_ipa_transform_pass, execute_ipa_summary_asses,
3041 execute_one_ipa_transform_pass): New.
3042 (execute_ipa_pass_list): Update for IPA_PASS type.
3044 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3046 * config/i386/i386.c (ix86_builtin_type): Add
3047 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
3048 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
3049 (bdesc_args): Add SSE4a builtins.
3050 (ix86_init_mmx_sse_builtins): Updated.
3051 (ix86_expand_args_builtin): Likewise.
3052 (ix86_expand_builtin): Likewise.
3054 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3056 * config/i386/i386.c (ix86_builtin_type): Add
3057 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
3058 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
3059 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
3060 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
3061 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
3062 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
3063 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
3064 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
3065 and DI_FTYPE_DI_DI_INT.
3066 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
3067 (ix86_init_mmx_sse_builtins): Updated.
3068 (ix86_expand_args_builtin): Likewise.
3069 (ix86_expand_builtin): Likewise.
3070 (ix86_expand_binop_imm_builtin): Removed.
3072 * doc/extend.texi: Correct __builtin_ia32_palignr128.
3074 2008-04-30 Richard Guenther <rguenther@suse.de>
3076 PR tree-optimization/32921
3077 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
3079 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
3081 * config/arm/arm.c (arm_unwind_emit): Use
3082 crtl->all_throwers_are_sibcalls instead of
3083 cfun->all_throwers_are_sibcalls.
3084 (arm_output_fn_unwind): Likewise.
3085 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
3086 instead of cfun->uses_pic_offset_table.
3087 (frv_expand_prologue): Likewise.
3088 (frv_frame_pointer_required): Likewise.
3089 (frv_expand_fdpic_call): Likewise.
3090 (frv_emit_movsi): Likewise.
3091 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
3092 cfun->returns_pcc_struct instead of
3093 current_function_returns_pcc_struct.
3094 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
3095 instead of cfun->calls_eh_return.
3096 (m32c_pushm_popm): Likewise.
3097 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
3098 "extern" declaration.
3100 2008-04-30 Richard Guenther <rguenther@suse.de>
3102 PR tree-optimization/21636
3103 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
3105 (evaluate_stmt): Print the likely value.
3106 (ccp_visit_stmt): Avoid excessive vertical spacing.
3108 2008-04-30 Rafael Espindola <espindola@google.com>
3110 * builtins.c (fold_call_expr): Return realret.
3111 * tree-ssa-threadedge.c
3112 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
3113 __builtin_object_size.
3115 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
3117 * gcc.c (wrapper_string): New variable.
3118 (insert_wrapper): New function.
3119 (execute): New option -wrapper.
3120 * doc/invoke.texi (Overall Options): New driver option -wrapper.
3122 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
3124 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
3125 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
3126 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
3128 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
3129 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
3130 config/rs6000/e500crtres64gprctr.asm,
3131 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
3132 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
3133 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
3134 config/rs6000/e500crtsav64gprctr.asm,
3135 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
3136 config/rs6000/e500crtsavg64gprctr.asm: New files.
3137 * config/rs6000/t-ppccomm: Add build rules for new files.
3138 (LIB2FUNCS_STATIC_EXTRA): Add new files.
3139 * config/rs6000/t-netbsd: Add build rules for new files.
3140 (LIB2FUNCS_STATIC_EXTRA): New variable.
3141 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
3142 (CRTSAVRES_DEFAULT_SPEC): Likewise.
3143 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
3145 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
3147 * config/i386/i386.c (ix86_builtin_type): Add
3148 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
3149 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
3150 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
3151 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
3152 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
3153 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
3154 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
3155 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
3156 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
3157 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
3158 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
3159 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
3160 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
3161 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
3162 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
3163 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
3164 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
3165 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
3166 V1DI_FTYPE_V2SI_V2SI.
3167 (bdesc_2arg): Moved to ...
3169 (ix86_init_mmx_sse_builtins): Updated.
3170 (ix86_expand_args_builtin): Updated. Take a pointer
3171 to const struct builtin_description. Handle comparison
3173 (ix86_expand_sse_compare): Take a new argument for swapping operands.
3174 (ix86_expand_builtin): Updated.
3176 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
3177 (ssse3_pmaddubsw128): This.
3178 (ssse3_pmaddubswv4hi3): Renamed to ...
3179 (ssse3_pmaddubsw): This.
3181 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
3182 (__builtin_ia32_packssdw128): Likewise.
3183 (__builtin_ia32_packuswb128): Likewise.
3184 (__builtin_ia32_pmaddubsw): Likewise.
3185 (__builtin_ia32_pmaddubsw128): Likewise.
3187 2008-04-30 Richard Guenther <rguenther@suse.de>
3189 PR tree-optimization/14847
3190 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
3191 (recognize_bits_test): Use it.
3192 (recognize_single_bit_test): Likewise.
3194 2008-04-30 Martin Jambor <mjambor@suse.cz>
3196 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
3197 instead of setting number of formal parameters to zero.
3198 (ipcp_init_stage): Do not set the number of actual parameters to zero
3200 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
3201 which are called with variable number of arguments.
3202 (ipcp_insert_stage): Explicitely skipping all nodes which are
3203 called with variable number of arguments.
3204 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
3205 number of parameters.
3207 * ipa-prop.h (struct ipa_node_params): Added flag
3208 called_with_var_arguments
3209 (ipa_set_param_count): Added. Changed sole setter to use it.
3210 (ipa_get_param_count): Added. All readers of param_count
3211 converted to use it instead.
3212 (ipa_set_called_with_variable_arg): Added.
3213 (ipa_is_called_with_var_arguments): Added.
3214 (ipa_get_ith_param): Added. All readers of param_decls converted
3216 (ipa_set_cs_argument_count): Added, sole writer to argument_count
3218 (ipa_get_cs_argument_count): Added, all readers of argument_count
3220 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
3223 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
3224 (struct ipcp_lattice): Renamed cval_type to type
3225 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
3227 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
3228 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
3229 (ipcp_insert_stage): Changed the type of variable cvalue to tree
3230 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
3231 (build_const_val): Changed the type of parameter cvalue to tree
3232 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
3233 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
3235 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
3238 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
3239 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
3240 (ipa_add_method): Renamed to ipa_push_func_to_list
3241 (ipa_remove_method): Renamed to ipa_pop_func_from_list
3242 (ipa_callsite_param_count): Removed.
3243 (ipa_callsite_param_count_set): Removed.
3244 (ipa_callsite_param): Removed.
3245 (ipa_callsite_callee): Removed.
3246 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
3247 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
3248 (ipa_method_formal_count): Removed.
3249 (ipa_method_formal_count_set): Removed.
3250 (ipa_method_get_tree): Removed.
3251 (ipa_method_tree_map_create): Removed.
3252 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
3253 (ipa_create_param_decls_array): Creates the array itself
3254 (ipa_create_param_decls_array): Temporary variable info instead of
3256 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
3257 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
3258 (get_type): Removed.
3259 (ipa_jf_get_info_type): Removed.
3260 (ipa_node_create): Renamed to ipa_create_node_params
3261 (ipa_free): Renamed to ipa_free_all_node_params
3262 (ipa_nodes_create): Renamed to ipa_create_all_node_params
3263 (ipa_edges_create): Renamed to ipa_create_all_edge_args
3264 (ipa_edges_free): Renamed to ipa_free_all_edge_args
3265 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
3266 (ipa_free_all_node_params): Deallocation to jump_functions moved to
3267 ipa_free_all_edge_args
3268 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
3269 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
3270 (ipa_create_methodlist_node): Removed.
3271 (ipa_methodlist_method): Removed.
3272 (ipa_methodlist_method_set): Removed.
3273 (ipa_methodlist_next_method): Removed.
3274 (ipa_methodlist_next_method_set): Removed.
3275 (ipa_method_is_modified): Removed.
3276 (ipa_method_modify_create): Removed.
3277 (ipa_method_modify_init): Temporary variable info instead of a few
3279 (ipa_detect_param_modifications): Temporary variable info instead of
3281 (ipa_compute_jump_functions): Temporary variable info instead of
3283 (ipa_method_modify_set): Removed.
3284 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
3285 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
3286 than craph_node as the first parameter.
3287 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
3288 (ipa_method_modify_init): Removed.
3289 (ipa_compute_jump_functions): Added a temp variable instead of
3290 repeatadly dereferencing the cgraph_edge.aux pointer
3291 (ipa_callsite_param_set_type): Removed.
3292 (ipa_compute_jump_functions): i renamed to index and moved to
3294 (ipa_callsite_param_set_info_type_formal): Removed.
3295 (ipa_callsite_param_set_info_type): Removed.
3296 (ipa_callsite_param_map_create): Removed.
3297 (ipa_callsite_tree): Removed.
3298 (ipa_callsite_caller): Removed.
3299 (ipa_pop_func_from_list): return_method removed to return_func
3301 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
3302 prefixed all values with IPA_. Changed all users.
3303 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
3304 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
3305 and FORMAL_IPATYPE IPA_PASS_THROUGH.
3306 (union parameter_info): Renamed to jump_func_value.
3307 (union jump_func_value): Renamed value to constant
3308 (struct ipa_jump_func): Renamed info_type to value
3309 (struct ipa_node): Renamed to ipa_node_params
3310 (struct ipa_node_params): Renamed ipa_arg_num to param_count
3311 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
3312 (struct ipa_node_params): Renamed ipa_mod to modified_flags
3313 (struct ipa_edge): Renamed to ipa_edge_args
3314 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
3315 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
3316 (struct ipa_methodlist): Renamed to ipa_func_list
3317 (struct ipa_func_list): method_p renamed to node, next_method
3319 (ipa_methodlist_p): Removed, switched all users to struct pointer
3320 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
3322 2008-04-30 Alan Modra <amodra@bigpond.net.au>
3324 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
3325 (rs6000_emit_epilogue): Use backchain to restore only when we
3326 have a large frame. Make use of frame pointer to restore if we
3327 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
3329 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
3331 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
3332 Add mode to zero_extract.
3333 (sign bit tests peepholes): (Ditto.).
3335 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
3337 * config/i386/i386.c (ix86_builtins): Replace Prescott New
3338 Instructions in comments with SSE3.
3339 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
3340 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
3341 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
3342 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
3343 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
3344 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
3345 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
3346 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
3347 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
3348 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
3349 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
3350 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
3351 (bdesc_sse_args): Renamed to ...
3352 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
3353 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
3354 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
3356 (bdesc_1arg): Moved to ...
3358 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
3359 Instructions in comments with SSE3.
3360 (ix86_expand_sse_operands_builtin): Renamed to ...
3361 (ix86_expand_args_builtin): This. Updated.
3362 (ix86_expand_unop1_builtin): Update comments.
3363 (ix86_expand_builtin): Updated.
3365 2008-04-29 Richard Guenther <rguenther@suse.de>
3367 PR tree-optimization/36078
3368 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
3369 Update virtual SSA form after cleaning up the CFG.
3371 2008-04-29 Richard Guenther <rguenther@suse.de>
3374 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
3376 2008-04-29 Richard Guenther <rguenther@suse.de>
3378 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
3379 (compute_may_aliases): Do not call finalize_ref_all_pointers.
3380 (compute_flow_insensitive_aliasing): Do not treat
3381 PTR_IS_REF_ALL pointers special.
3382 (get_smt_for): Likewise.
3383 (may_alias_p): Re-structure.
3384 (is_escape_site): A ref-all pointer conversion is not an escape site.
3385 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
3386 PTR_IS_REF_ALL pointers special.
3387 * tree-ssa-structalias.h (struct alias_info): Remove
3388 ref_all_symbol_mem_tag field.
3389 (PTR_IS_REF_ALL): Remove.
3391 2008-04-29 Richard Guenther <rguenther@suse.de>
3394 * fold-const.c (extract_muldiv_1): In combining division constants
3395 make sure to never overflow.
3397 2008-04-29 Nick Clifton <nickc@redhat.com>
3399 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
3401 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3404 * optc-gen.awk: Work around HP-UX/IA awk bug.
3406 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
3408 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
3411 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3414 * config/i386/i386.md
3415 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
3416 Change operand 1 predicate to nonimmediate_operand.
3418 2008-04-28 Jakub Jelinek <jakub@redhat.com>
3421 * dwarf2out.c (struct die_struct): Mark as chain_circular through
3423 * gengtype.c (walk_type, write_func_for_structure): Handle
3425 * doc/gty.texi: Document chain_circular.
3427 2008-04-28 Richard Guenther <rguenther@suse.de>
3429 PR tree-optimization/36066
3430 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
3433 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3436 * config/i386/i386.md
3437 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
3438 Use match_scratch instead of match_operand for operands 3 and 4.
3440 2008-04-27 Richard Guenther <rguenther@suse.de>
3442 PR tree-optimization/18754
3443 PR tree-optimization/34223
3444 * tree-pass.h (pass_complete_unrolli): Declare.
3445 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
3446 loop size before and after unconditionally of UL_NO_GROWTH in effect.
3447 Rewrite loop into loop closed SSA form if it is not already.
3448 (tree_unroll_loops_completely): Re-structure to iterate over
3449 innermost loops with intermediate CFG cleanups.
3450 Unroll outermost loops only if requested or the code does not grow
3452 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
3453 loops are available.
3454 (tree_vectorize): Instead do so here.
3455 (tree_complete_unroll): Also unroll outermost loops.
3456 (tree_complete_unroll_inner): New function.
3457 (gate_tree_complete_unroll_inner): Likewise.
3458 (pass_complete_unrolli): New pass.
3459 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
3460 uses outside of the loop.
3461 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
3462 form if it is available.
3463 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
3464 * passes.c (init_optimization_passes): Schedule complete inner
3465 loop unrolling pass before the first CCP pass after final inlining.
3467 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
3469 * targhooks.h (default_emutls_var_fields,
3470 default_emutls_var_init): Declare.
3471 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
3472 * target.h (struct gcc_target): Add struct emutls member.
3473 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
3474 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
3475 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
3476 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
3477 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
3478 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
3479 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
3480 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
3481 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
3482 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
3483 emit debug information.
3484 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
3485 * varasm.c: Include targhooks.h.
3486 (emutls_object_section, emutls_tmpl_section): New.
3487 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
3488 (EMUTLS_SEPARATOR): New.
3490 (get_emutls_object_name): New.
3491 (default_emutls_var_fields): New, broken out of ...
3492 (get_emutls_object_type): ... here. Adjust to use target hooks.
3493 (get_emutls_init_templ_addr): Adjust to use target hooks.
3494 (emutls_decl): Adjust to use target hooks.
3495 (emutls_finish): Likewise.
3496 (default_emutls_var_init): New, broken out of ...
3497 (assemble_variable): ... here. Adjust to use target hooks.
3498 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
3500 * c-common.c (handle_section_attribute): Prevent overriding
3501 sections for emulated tls with special sections.
3502 * config/i386/i386.c (x86_64_elf_select_section): Add
3503 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
3504 (x86_64_elf_unique_section): Likewise.
3505 * config/vxworks.c: Include tree.h.
3506 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
3507 (vxworks_override_options): Set TLS scheme.
3508 * doc/tm.texi (Emulated TLS): New node.
3510 2008-04-26 Simon Baldwin <simonb@google.com>
3513 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
3514 with propagated string constants.
3516 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
3518 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
3519 constraint for operand 2 when operand 0 is memory operand.
3520 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
3521 operand 0 is memory operand.
3522 (fix_trunc<mode>_i387_with_temp): Ditto.
3523 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
3524 operand 2 when operand 1 is memory operand.
3525 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
3526 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
3527 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
3528 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3529 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
3530 operands 2,3 and 4 when operand 1 is memory operand.
3531 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
3533 (fistdi2_floor_with_temp): Ditto.
3534 (fist<mode>2_floor_with_temp): Ditto.
3535 (fistdi2_ceil_with_temp): Ditto.
3536 (fist<mode>2_ceil_with_temp): Ditto.
3537 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
3539 2008-04-26 David Daney <ddaney@avtrex.com>
3541 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
3543 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
3544 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3545 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3546 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
3547 (compare_and_swap_12): New insn.
3548 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
3549 * config/mips/mips.c (mips_force_binary): New function.
3550 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
3551 (mips_expand_compare_and_swap_12): New function.
3552 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
3554 2008-04-25 Jan Hubicka <jh@suse.cz>
3557 * cfgexpand.c (pass_expand): Turn into RTL pass.
3558 * passes.c (execute_one_pass): Do pass typechecking after execution.
3559 * tree-pass.h (pass_expand): Turn into RTL pass.
3561 * function.h (struct rtl_data): Move here fields
3562 accesses_prior_frames, calls_eh_return, saves_all_registers,
3563 has_nonlocal_goto, has_asm_statement, is_thunk,
3564 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
3565 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
3566 arg_pointer_save_area_init from struct function; turn into bool.
3567 (struct function): Move
3568 calls_eh_return, saves_all_registers, has_nonlocal_goto,
3569 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
3570 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
3571 tail_call_emit, arg_pointer_save_area_init
3572 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
3573 (current_function_returns_struct, current_function_returns_pcc_struct,
3574 current_function_calls_setjmp, current_function_calls_alloca,
3575 current_function_accesses_prior_frames,
3576 current_function_calls_eh_return, current_function_is_thunk,
3577 current_function_stdarg, current_function_profile,
3578 current_function_limit_stack, current_function_uses_pic_offset_table,
3579 current_function_uses_const_pool, current_function_has_nonlocal_label,
3580 current_function_saves_all_registers,
3581 current_function_has_nonlocal_goto,
3582 current_function_has_asm_statement): Remove accesor macros.
3583 * ra-conflict.c (global_conflicts): Update.
3584 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
3585 (suitable_for_tail_call_opt_p): Update.
3586 * builtins.c (expand_builtin_return_addr): Update.
3587 (expand_builtin_setjmp_setup): Update.
3588 (expand_builtin_nonlocal_goto): Update.
3589 * final.c (final_start_function): Update.
3590 (profile_function): Update.
3591 (leaf_function_p): Update.
3592 (only_leaf_regs_used): Update.
3593 * df-scan.c (df_get_exit_block_use_set): Update.
3594 * dojump.c (clear_pending_stack_adjust): Update.
3595 * tree-stdarg.c (gate_optimize_stdarg): Update.
3596 * gimple-low.c (lower_function_body): Update.
3597 * global.c (compute_regsets): Update.
3598 (global_alloc): Update.
3599 * dwarf2out.c (dwarf2out_begin_prologue): Update.
3600 * expr.c (expand_assignment): Update.
3601 * dse.c (dse_step0): Update.
3602 (dse_step1): Update.
3603 * c-decl.c (store_parm_decls): Update.
3604 * local-alloc.c (combine_regs): Update.
3605 (find_free_reg): Update.
3606 * function.c (assign_parms_augmented_arg_list): Update.
3607 (assign_parm_find_data_types): Update.
3608 (assign_parms): Update.
3609 (allocate_struct_function): Update.
3610 (expand_function_start): Update.
3611 (expand_function_end): Update.
3612 (get_arg_pointer_save_area): Update.
3613 (thread_prologue_and_epilogue_insns): Update.
3614 (rest_of_match_asm_constraints): Update.
3615 * stor-layout.c (variable_size): Update.
3616 * gcse.c (gcse_main): Update.
3617 (bypass_jumps): Update.
3618 * gimplify.c (gimplify_function_tree): Update.
3619 * calls.c (emit_call_1): Update.
3620 (expand_call): Update.
3621 * bt-load.c (compute_defs_uses_and_gen): Update.
3622 * except.c (sjlj_assign_call_site_values): Update.
3623 (sjlj_emit_function_enter): Update.
3624 (can_throw_external): Update.
3625 (set_nothrow_function_flags): Update.
3626 (expand_builtin_unwind_init): Update.
3627 (expand_eh_return): Update.
3628 (convert_to_eh_region_ranges): Update.
3629 (output_function_exception_table): Update.
3630 * emit-rtl.c (gen_tmp_stack_mem): Update.
3631 * cfgexpand.c (expand_used_vars): Update.
3632 (tree_expand_cfg): Update.
3633 * cfgcleanup.c (rest_of_handle_jump): Update.
3634 * explow.c (allocate_dynamic_stack_space): Update.
3635 * varasm.c (assemble_start_function): Update.
3636 (force_const_mem): Update.
3637 (mark_constant_pool): Update.
3638 * tree-optimize.c (tree_rest_of_compilation): Update.
3639 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
3640 * tree-cfg.c (notice_special_calls): Update.
3641 (is_ctrl_altering_stmt): Update.
3642 (tree_can_make_abnormal_goto): Update.
3643 (tree_purge_dead_abnormal_call_edges): Update.
3644 * config/alpha/predicates.md: Update.
3645 * config/alpha/alpha.c (alpha_sa_mask): Update.
3646 (alpha_sa_size): Update.
3647 (alpha_does_function_need_gp): Update.
3648 (alpha_expand_prologue): Update.
3649 (alpha_start_function): Update.
3650 (alpha_output_function_end_prologue): Update.
3651 (alpha_expand_epilogue): Update.
3652 * config/frv/frv.c (frv_stack_info): Update.
3653 (frv_expand_epilogue): Update.
3654 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
3655 (s390_register_info): Update.
3656 (s390_frame_info): Update.
3657 (s390_init_frame_layout): Update.
3658 (s390_can_eliminate): Update.
3659 (save_gprs): Update.
3660 * config/spu/spu.c (spu_split_immediate): Update.
3661 (need_to_save_reg): Update.
3662 (spu_expand_prologue): Update.
3663 (spu_expand_epilogue): Update.
3664 * config/sparc/sparc.md: Update.
3665 * config/sparc/sparc.c (eligible_for_return_delay): Update.
3666 (sparc_tls_got): Update.
3667 (legitimize_pic_address): Update.
3668 (sparc_emit_call_insn): Update.
3669 (sparc_expand_prologue): Update.
3670 (output_return): Update.
3671 (print_operand): Update.
3672 (sparc_function_ok_for_sibcall): Update.
3673 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
3674 * config/m32r/m32r.md: Update.
3675 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
3676 (m32r_compute_frame_size): Update.
3677 (m32r_expand_prologue): Update.
3678 (m32r_expand_epilogue): Update.
3679 (m32r_legitimize_pic_address): Update.
3680 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
3681 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3682 * config/i386/i386.c (ix86_frame_pointer_required): Update.
3684 (ix86_save_reg): Update.
3685 (ix86_compute_frame_layout): Update.
3686 (ix86_expand_prologue): Update.
3687 (ix86_expand_epilogue): Update.
3688 * config/sh/sh.c (output_stack_adjust): Update.
3689 (calc_live_regs): Update.
3690 (sh5_schedule_saves): Update.
3691 (sh_expand_prologue): Update.
3692 (sh_expand_epilogue): Update.
3693 (sh_setup_incoming_varargs): Update.
3694 (sh_allocate_initial_value): Update.
3695 (sh_get_pr_initial_val): Update.
3696 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
3697 * config/sh/sh.md (label:): Update.
3698 * config/avr/avr.c (out_movhi_mr_r): Update.
3699 * config/crx/crx.h (enum): Update.
3700 * config/xtensa/xtensa.h (along): Update.
3701 * config/stormy16/stormy16.c Update.
3702 (xstormy16_compute_stack_layout): Update.
3703 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
3704 (fr30_expand_prologue): Update.
3705 * config/cris/cris.c (cris_conditional_register_usage): Update.
3706 (cris_reg_saved_in_regsave_area): Update.
3707 (cris_initial_frame_pointer_offset): Update.
3708 (cris_simple_epilogue): Update.
3709 (cris_expand_prologue): Update.
3710 (cris_expand_epilogue): Update.
3711 (cris_expand_pic_call_address): Update.
3712 (cris_asm_output_symbol_ref): Update.
3713 (cris_asm_output_label_ref): Update.
3714 * config/cris/cris.md Update.
3715 * config/iq2000/iq2000.c (compute_frame_size): Update.
3716 (iq2000_expand_epilogue): Update.
3717 * config/mt/mt.h (save_direction): Update.
3718 * config/mn10300/mn10300.c (mn10300_function_value): Update.
3719 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3720 (ia64_secondary_reload_class): Update.
3721 * config/m68k/m68k.c (m68k_save_reg): Update.
3722 (m68k_expand_prologue): Update.
3723 (m68k_expand_epilogue): Update.
3724 (legitimize_pic_address): Update.
3725 * config/rs6000/rs6000.c (rs6000_got_register): Update.
3726 (first_reg_to_save): Update.
3727 (first_altivec_reg_to_save): Update.
3728 (compute_vrsave_mask): Update.
3729 (compute_save_world_info): Update.
3730 (rs6000_stack_info): Update.
3731 (spe_func_has_64bit_regs_p): Update.
3732 (rs6000_ra_ever_killed): Update.
3733 (rs6000_emit_eh_reg_restore): Update.
3734 (rs6000_emit_allocate_stack): Update.
3735 (rs6000_emit_prologue): Update.
3736 (rs6000_emit_epilogue): Update.
3737 (rs6000_output_function_epilogue): Update.
3738 (output_profile_hook): Update.
3739 (rs6000_elf_declare_function_name): Update.
3740 * config/rs6000/rs6000.h (rs6000_args): Update.
3741 * config/rs6000/rs6000.md: Update.
3742 * config/mcore/mcore.c (mcore_expand_prolog): Update.
3743 * config/arc/arc.c (arc_output_function_epilogue): Update.
3744 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
3745 * config/darwin.c (machopic_function_base_name): Update.
3746 * config/score/score3.c (score3_compute_frame_size): Update.
3749 (score3_epilogue): Update.
3750 * config/score/score7.c (score7_compute_frame_size): Update.
3751 (score7_prologue): Update.
3752 (score7_epilogue): Update.
3753 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
3754 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3755 * config/arm/arm.c (use_return_insn): Update.
3756 (require_pic_register): Update.
3757 (arm_load_pic_register): Update.
3758 (arm_compute_save_reg0_reg12_mask): Update.
3759 (arm_compute_save_reg_mask): Update.
3760 (thumb1_compute_save_reg_mask): Update.
3761 (output_return_instruction): Update.
3762 (arm_output_function_prologue): Update.
3763 (arm_output_epilogue): Update.
3764 (arm_get_frame_offsets): Update.
3765 (arm_expand_prologue): Update.
3766 (thumb_pushpop): Update.
3767 (thumb_exit): Update.
3768 (thumb1_expand_prologue): Update.
3769 (thumb1_expand_epilogue): Update.
3770 (arm_unwind_emit): Update.
3771 (arm_output_fn_unwind): Update.
3772 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
3773 * config/arm/arm.md: Update.
3774 * config/pa/pa.md: Update.
3775 * config/pa/pa.c (legitimize_pic_address): Update.
3776 (compute_frame_size): Update.
3777 (hppa_expand_prologue): Update.
3778 (hppa_expand_epilogue): Update.
3779 (borx_reg_operand): Update.
3780 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
3781 (HARD_REGNO_RENAME_OK): Update.
3782 * config/mips/mips.c (mips_global_pointer): Update.
3783 (mips_save_reg_p): Update.
3784 (mips_compute_frame_info): Update.
3785 (mips_frame_pointer_required): Update.
3786 (mips_expand_prologue): Update.
3787 (mips_expand_epilogue): Update.
3788 (mips_can_use_return_insn): Update.
3789 (mips_reorg_process_insns): Update.
3790 * config/v850/v850.c (compute_register_save_size): Update.
3791 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
3792 * config/mmix/mmix.c (along): Update.
3793 (mmix_expand_epilogue): Update.
3794 * config/bfin/bfin.c (legitimize_pic_address): Update.
3795 (must_save_p): Update.
3796 (stack_frame_needed_p): Update.
3797 (add_to_reg): Update.
3798 (bfin_expand_prologue): Update.
3799 * stmt.c (expand_asm_operands): Update.
3800 * reload1.c (reload): Update.
3801 (init_elim_table): Update.
3803 2008-04-25 Bob Wilson <bob.wilson@acm.org>
3805 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
3807 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
3809 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
3810 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
3811 (mov<mode>): Removed.
3812 (*movv4sf_internal): Likewise.
3813 (*movv2df_internal): Likewise.
3815 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
3817 * config.gcc (crx-*-elf): Remove deprecation.
3819 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
3821 * config/i386/cygming-crtend.c (register_frame_ctor): Register
3822 __gcc_deregister_frame with atexit.
3823 (deregister_frame_dtor): Remove.
3825 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
3826 Nathan Sidwell <nathan@codesourcery.com>
3828 * config/rs6000/rs6000.opt (mspe): Remove Var property.
3830 * config/rs6000/rs6000.h (rs6000_spe): Declare.
3831 (rs6000_isel): Likewise.
3832 * config/rs6000/rs6000.c (rs6000_spe): New variable.
3833 (rs6000_isel): New variable.
3834 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
3836 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3839 * c-common.c (handle_vector_size_attribute): Call
3840 lang_hooks.types.reconstruct_complex_type instead of
3841 reconstruct_complex_type.
3842 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
3843 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
3844 * langhooks.h (struct lang_hooks_for_types): Add
3845 reconstruct_complex_type hook.
3846 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
3847 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
3849 2008-04-24 Richard Guenther <rguenther@suse.de>
3851 * c-common.h (check_builtin_function_arguments): Declare.
3852 * c-common.c (validate_nargs): New function.
3853 (check_builtin_function_arguments): Likewise.
3854 * c-typeck.c (build_function_call): Call
3855 check_builtin_function_arguments.
3856 * builtins.c (fold_builtin_classify): Remove error reporting code.
3857 (fold_builtin_unordered_cmp): Likewise.
3858 (fold_builtin_1): Likewise.
3859 (fold_builtin_n): Likewise.
3861 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3863 PR tree-optimization/36008
3864 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
3865 the original op1, rather than delta by step.
3867 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
3868 Sebastian Pop <sebastian.pop@amd.com>
3870 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
3871 eliminate_local_variables_stmt, eliminate_local_variables,
3872 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
3873 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
3874 of code delimited by two edges in the CFG.
3875 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
3876 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
3877 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
3878 the case of parallelisation of reductions.
3879 (expr_invariant_in_region_p): New.
3881 * tree-flow.h (gather_blocks_in_sese_region): Declared.
3882 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
3884 2008-04-24 Ira Rosen <irar@il.ibm.com>
3885 Richard Guenther <rguenther@suse.de>
3887 PR tree-optimization/36034
3888 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
3889 incapable of dealing with loads with gaps.
3891 2008-04-24 Rafael Espindola <espindola@google.com>
3893 * tree-flow.h (vrp_evaluate_conditional): Change signature.
3894 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3895 vrp_evaluate_conditional.
3896 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
3897 (vrp_evaluate_conditional): Split the cond argument.
3898 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
3899 (simplify_stmt_for_jump_threading): Update call to
3900 vrp_evaluate_conditional.
3902 2008-04-24 Ira Rosen <irar@il.ibm.com>
3904 PR tree-optimization/35982
3905 * tree-vect-analyze.c (vect_check_interleaving): Check that the
3906 interleaved data-refs are of the same type.
3908 2008-04-24 Danny Smith <dannysmith@users.net>
3910 * c-format.c (check_format_info_main): Use strncmp rather than a
3911 magic prefix to handle multichar length specs.
3912 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
3913 Don't prefix "I64" and "I32" with '\0'.
3915 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3918 * config/i386/i386.c (init_cumulative_args): Don't pass anything
3919 in registers for -m32 only if stdarg_p (fntype).
3921 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
3923 PR rtl-optimization/36006
3924 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
3925 temp to op0 in order to avoid invalid rtx sharing.
3927 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3929 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
3930 check TREE_INVARIANT.
3931 * tree-gimple.c (is_gimple_address): New.
3932 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
3933 * tree-gimple.h (is_gimple_address): New.
3934 * tree.h (decl_address_invariant_p): New.
3935 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
3936 (build_string): Likewise.
3937 (decl_address_invariant_p): New, from is_gimple_invariant_address.
3938 (tree_invariant_p_1): Likewise.
3939 (save_expr): Use it.
3940 (tree_invariant_p): New.
3941 (skip_simple_arithmetic): Use it.
3942 (stabilize_reference_1): Use it.
3943 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
3945 (build1_stat): Drop code to compute TREE_INVARIANT.
3946 (build2_stat): Drop code to compute TREE_INVARIANT.
3947 (build3_stat): Drop code to compute TREE_INVARIANT.
3948 (build4_stat): Drop code to compute TREE_INVARIANT.
3949 (build5_stat): Drop code to compute TREE_INVARIANT.
3950 (build7_stat): Drop code to compute TREE_INVARIANT.
3951 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
3952 * tree.h (struct tree_base): Remove invariant_flag.
3953 (TREE_INVARIANT): Remove.
3954 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
3955 (fold_builtin_expect): Check TREE_CONSTANT.
3956 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
3957 * c-tree.h (c_expr_to_decl): Drop third parameter.
3958 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
3959 (build_c_cast): Don't set TREE_INVARIANT.
3960 (pop_init_level): Don't set TREE_INVARIANT.
3961 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
3962 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
3964 (gimplify_init_constructor): Don't set TREE_INVARIANT.
3965 (gimplify_addr_expr): Adjust comment.
3966 * tree-mudflap.c (mf_build_string):
3967 * print-tree.c (print_node): Don't print TREE_INVARIANT.
3968 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
3969 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
3970 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
3971 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
3972 * langhooks.h (struct lang_hooks): Drop third parameter from
3975 2008-04-23 Richard Guenther <rguenther@suse.de>
3977 PR tree-optimization/27799
3978 PR tree-optimization/32921
3979 PR tree-optimization/32624
3980 * tree-ssa-structalias.c (merge_smts_into): Only merge the
3981 SMTs aliases and the tag itself into the solution.
3982 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
3983 merge the points-to solution back into the SMT aliases.
3984 (may_alias_p): Use alias_set_subset_of instead of
3985 aliases_conflict_p. A pointer which points to
3986 memory with alias set zero may access any variable.
3988 2008-04-23 Richard Guenther <rguenther@suse.de>
3990 * alias.c (alias_set_subset_of): Correctly handle asking
3991 if zero is a subset of an alias set with zero child.
3992 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
3993 (compute_flow_insensitive_aliasing): Correctly walk all
3994 pointers. Do not unnecessarily union sets.
3996 2008-04-23 Richard Guenther <rguenther@suse.de>
3999 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
4001 2008-04-22 Tomas Bily <tbily@suse.cz>
4003 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
4005 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
4007 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4008 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4009 * tree-inline.c (estimate_num_insns_1): Likewise.
4010 * varasm.c (const_hash_1, compare_constant, copy_constant)
4011 (compute_reloc_for_constant, output_addressed_constants): Likewise.
4012 * emit-rtl.c (component_ref_for_mem_expr)
4013 (set_mem_attributes_minus_bitpos): Likewise.
4014 * expr.c (highest_pow2_factor, expand_expr_real_1, )
4015 (is_aligning_offset): Likewise.
4016 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
4017 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4018 * dojump.c (do_jump): Likewise.
4019 * builtins.c (get_pointer_alignment, get_memory_rtx)
4020 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
4021 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
4023 2008-04-23 Jakub Jelinek <jakub@redhat.com>
4025 PR rtl-optimization/36017
4026 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
4027 expanding the library call.
4029 2008-04-22 Ian Lance Taylor <iant@google.com>
4031 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
4034 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
4036 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
4037 of LR/CTR moves for Power6.
4039 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
4042 * passes.c (init_optimization_passes): Remove
4043 pass_fast_rtl_byte_dce.
4045 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
4048 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
4049 builtin functions to generate faster code.
4050 (_mm_cvtpu16_ps): Ditto.
4051 (_mm_cvtpi32x2_ps): Ditto.
4053 2008-04-22 Nick Clifton <nickc@redhat.com>
4055 * common.opt (ftree-loop-distribution): Add Optimization
4058 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
4059 (frv_expand_builtin_va_start): Likewise.
4061 * config/arm/arm.c (thumb_find_work_register): Fix location of
4062 argument register count.
4064 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4066 Support scheduling for ColdFire V1 and V3 microarchitecture.
4067 Improve scheduling of multiplication instructions.
4069 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
4070 (mac): New instruction attribute.
4071 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
4072 (m68k_sched_mac): New variable.
4073 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
4074 Handle cfv1 and cfv3.
4075 (max_insn_size): New static variable.
4076 (struct _sched_ib): New type.
4077 (sched_ib): New static variable.
4078 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
4079 to fields of 'struct _sched_ib sched_ib'. Update all uses.
4080 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
4082 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
4083 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
4084 new variables. Update.
4085 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4086 Add modeling of cfv3 instruction buffer. Update.
4087 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
4088 * config/m68k/m68k.h (TUNE_CFV3): New macro.
4089 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
4090 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
4091 a particular reservation applies to.
4092 (type2): Reorganize attribute values. Rename alu to alu_reg,
4093 alu_l to alu, move_l to omove. Join move to alu. Split mul
4095 (cf_ib_*): Simplify description of instruction buffer.
4096 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
4097 (cf_mem): Split into cf_mem1 and cf_mem2.
4098 (cf_v2_move_??): Rename to cfv12_alu_??.
4099 (cf_v2_move_l_??): Rename to cfv12_omove_??.
4100 (cf_v2_mul_??): Remove reservations.
4101 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
4102 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
4103 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
4105 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
4106 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
4107 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
4108 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
4109 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
4110 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
4111 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
4112 expansions of the above reservations for instructions of sizes
4115 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4117 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
4119 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
4121 * coverage.c: Include tree-pass.h.
4122 (coverage_counter_alloc): Print da_file_name to the dump file.
4124 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
4126 * sbitmap.c (sbitmap_range_empty_p): New function.
4127 * sbitmap.h (sbitmap_range_empty_p): New function.
4128 * bitmap.h: Now includes obstack.h.
4130 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
4131 Kenneth Zadeck <zadeck@naturalbridge.com>
4133 * dbgcnt.def (ra_byte_scan): Added.
4134 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
4135 when the last hit happens for a counter.
4136 * timevar.def (TV_DF_BYTE_LR): New variable.
4137 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
4138 * passes.c (pass_fast_rtl_byte_dce): New pass.
4139 * fwprop.c (update_df): Added mode to call df_ref_create.
4140 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4141 DF_REF_EXTRACT_OFFSET.
4142 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
4143 DF_BYTE_LR_OUT, df_byte_lr): New macro.
4145 (df_ref_extract): Added mode field.
4146 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
4147 DF_REF_EXTRACT_OFFSET.
4148 (DF_REF_EXTRACT_MODE): New macro.
4149 (df_byte_lr_bb_info): New structure.
4150 (df_print_byte_regset, df_compute_accessed_bytes,
4151 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
4152 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
4153 df_byte_lr_simulate_uses,
4154 df_byte_lr_simulate_artificial_refs_at_top,
4155 df_byte_lr_simulate_artificial_refs_at_end,
4156 df_compute_accessed_bytes): New function.
4157 (df_ref_create): Add parameter.
4158 (df_byte_lr_get_bb_info): New inline function.
4159 * df-scan.c (df_ref_record, df_uses_record,
4160 df_ref_create_structure): Added mode parameter.
4161 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
4162 df_defs_record, df_uses_record, df_get_conditional_uses,
4163 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
4164 df_entry_block_defs_collect, df_exit_block_uses_collect):
4165 Added mode parameter to calls to df_ref_record, df_uses_record,
4166 df_ref_create_structure.
4167 (df_ref_equal_p, df_ref_compare): Added test for modes.
4168 (df_ref_create_structure): Added code to set mode. Renamed
4169 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4170 DF_REF_EXTRACT_OFFSET.
4171 * df-core.c (df_print_byte_regset): New function.
4172 * df-byte-scan.c: New file.
4173 * df-problems.c (df_rd_transfer_function): Removed unnecessary
4174 calls to BITMAP_FREE.
4175 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
4176 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
4177 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
4178 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
4179 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
4180 df_byte_lr_local_compute, df_byte_lr_init,
4181 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
4182 df_byte_lr_transfer_function, df_byte_lr_free,
4183 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
4184 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
4185 df_byte_lr_simulate_uses,
4186 df_byte_lr_simulate_artificial_refs_at_top,
4187 df_byte_lr_simulate_artificial_refs_at_end): New function.
4188 * dce.c (byte_dce_process_block): New function.
4189 (dce_process_block): au is now passed in rather than computed
4190 locally. Changed loops that look at artificial defs to not look
4191 for conditional or partial ones, because there never are any.
4192 (fast_dce): Now is able to drive byte_dce_process_block or
4193 dce_process_block depending on the kind of dce being done.
4194 (rest_of_handle_fast_dce): Add parameter to fast_dce.
4195 (rest_of_handle_fast_byte_dce): New function.
4196 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
4197 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
4199 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
4202 * gcc.h: Added fortran options that take arguments to
4203 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
4206 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
4208 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
4209 scalarization if on the LHS and not a full access.
4211 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4213 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
4215 2008-04-18 Rafael Espindola <espindola@google.com>
4217 * tree-vrp.c (find_case_label_index): Fix the binary search.
4218 (find_case_label_range): New.
4219 (vrp_visit_switch_stmt): Use find_case_label_range.
4220 (simplify_switch_using_ranges): Use find_case_label_range.
4222 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
4224 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
4225 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
4227 2008-04-18 Tom Tromey <tromey@redhat.com>
4230 * doc/cpp.texi (Implementation-defined behavior): Mention
4233 2008-04-18 Ian Lance Taylor <iant@google.com>
4235 * fold-const.c (pointer_may_wrap_p): New static function.
4236 (fold_comparison): Add another test for pointer overflow. Use
4237 pointer_may_wrap_p to disable some false positives.
4239 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
4241 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
4242 (fname_as_string): Match updated cpp_interpret_string prototype.
4243 (fix_string_type): Support char16_t* and char32_t*.
4244 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
4245 derivative) nodes. Register as builtin if C++0x.
4246 (c_parse_error): Support CPP_CHAR{16,32}.
4247 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
4248 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
4249 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
4250 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
4251 CTI_CHAR32_ARRAY_TYPE>: New elements.
4252 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
4253 char32_type_node, signed_char32_type_node, char16_array_type_node,
4254 char32_array_type_node): New defines.
4255 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
4256 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
4257 (lex_string): Support CPP_STRING{16,32}, match updated
4258 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
4259 (lex_charconst): Support CPP_CHAR{16,32}.
4260 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
4261 and CPP_STRING{16,32}.
4263 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
4266 * aclocal.m4: Regenerate.
4267 * configure: Regenerate.
4269 2008-04-18 Jan Hubicka <jh@suse.cz>
4271 * except.c (dw2_size_of_call_site_table,
4272 sjlj_size_of_call_site_table): Use vector API for call_site_record.
4274 * cgraphbuild.c (build_cgraph_edges): Update.
4275 * tree-pass.h: Update comment.
4276 * final.c (leaf_function_p): Update.
4277 (leaf_renumber_regs): Update.
4278 (rest_of_clean_state): Update.
4279 * omp-low.c (expand_omp_parallel): Update.
4280 * ipa-reference.c (analyze_function): Update.
4281 * reorg.c (find_end_label): Update.
4282 (optimize_skip): Update.
4283 (fill_simple_delay_slots): Update.
4284 (fill_simple_delay_slots): Update.
4285 (make_return_insns): Update.
4286 (dbr_schedule): Update.
4287 * gimple-low.c (record_vars_into): Update.
4288 * cfgbuild.c (make_edges): Update.
4289 * function.c (assign_stack_local): Update.
4290 (assign_parm_adjust_stack_rtl): Update.
4291 (locate_and_pad_parm): Update.
4292 (allocate_struct_function): Do not initialize stack_alignment_needed
4293 and preferred_stack_boundary here.
4294 (stack_protect_prologue): Update.
4295 (stack_protect_epilogue): Update.
4296 (expand_function_start): Initialize stack_alignment_needed,
4297 preferred_stack_boundary and max_jumptable_ents.
4298 (expand_function_end): Update.
4299 (free_after_compilation): Do not NULLify epilogue_delay_list.
4300 * function.h (struct rtl_data): Add stack_protect_guard,
4301 stack_alignment_needed,
4302 preferred_stack_boundary, epilogue_delay_list.
4303 (struct function): Remove value_histograms, stack_alignment_needed,
4304 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
4306 unexpanded_var_list, stack_protect_guard.
4307 (current_function_epilogue_delay_list): Remove.
4308 * ipa-type-escape.c (analyze_function): Update.
4309 * gimplify.c (pop_gimplify_context): Update comment.
4310 * calls.c (expand_call): Update.
4311 (emit_library_call_value_1): Update.
4312 * except.c (set_nothrow_function_flags): Update.
4313 * cfgexpand.c (get_decl_align_unit): Update.
4314 (create_stack_guard): Update.
4315 (estimated_stack_frame_size): Update.
4316 (expand_used_vars): Update.
4317 (tree_expand_cfg): Free histogram earliers, init expansion variables.
4318 * explow.c (allocate_dynamic_stack_space): Update.
4319 * tree-ssa-live.c (remove_unused_locals): Update.
4320 * varasm.c (mark_constant_pool): Update.
4321 * tree-inline.c (remap_decls): Update.
4322 (initialize_cfun): Update.
4323 (declare_return_variable): Update.
4324 (inline_forbidden_p): Update.
4325 (expand_call_inline): Update.
4326 (declare_inline_vars): Update.
4327 (tree_function_versioning): Update.
4328 * tree-flow.h (value_histograms): New.
4329 (VALUE_HISTOGRAMS): New macro.
4330 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
4332 * tree-cfg.c (set_bb_for_stmt): Update.
4333 (replace_by_duplicate_decl): Update.
4334 (move_block_to_fn): Update.
4335 (new_label_mapper): Update.
4336 (dump_function_to_file): Update.
4337 * ipa-struct-reorg.c (build_data_structure): Update.
4338 * cfgrtl.c (print_rtl_with_bb): Update.
4339 * reload1.c (reload): Update.
4341 * config/i386/i386.c (setup_incoming_varargs_64,
4342 ix86_compute_frame_layout): Update.
4343 * config/arc/arc.c (arc_output_function_epilogue): Update.
4345 2008-04-18 Marius Strobl <marius@FreeBSD.org>
4347 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
4348 for FreeBSD as well.
4349 * gthr-posix95.h: Likewise.
4351 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
4353 PR rtl-optimization/35838
4354 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
4355 out the byte offset of the first subreg.
4357 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
4359 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
4360 to split_ti instead of three separate calls with single member arrays.
4361 (subti3 splitter): Ditto.
4362 (adddi3 splitter): Ditto with split_di.
4363 (subdi3 splitter): Ditto.
4364 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
4365 two separate calls with single member arrays. Swap match_dup
4366 operands 1 and 2 to better fit into the array.
4367 (negdi2 splitter): Ditto with split_di.
4368 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
4369 two separate calls with single member arrays. Swap match_dup operands
4370 6 and 7 to better fit into the array.
4372 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
4374 * config/i386/i386.c (sse_builtin_type): New.
4375 (bdesc_sse_args): Likewise.
4376 (bdesc_sse_3arg): Removed.
4377 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
4378 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
4379 IX86_BUILTIN_ROUNDPS.
4380 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
4381 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
4382 IX86_BUILTIN_ROUNDPS.
4383 (ix86_expand_sse_4_operands_builtin): Removed.
4384 (ix86_expand_sse_operands_builtin): New.
4385 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
4386 and CODE_FOR_sse4_1_roundps.
4387 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
4388 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
4390 2008-04-17 Alan Modra <amodra@bigpond.net.au>
4393 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
4394 regs before frame pop when needed. If use_backchain_to_restore_sp
4395 then load backchain into a temp reg to restore vr and vrsave. Add
4396 code to restore vr after frame pop if possible.
4398 2008-04-17 Richard Guenther <rguenther@suse.de>
4400 * tree-vn.c (expressions_equal_p): Do not check type
4401 equality or compatibility before calling operand_equal_p.
4402 * fold-const.c (operand_equal_p): Check equivalence of
4403 integer constants before bailing out due to signedness or
4404 precision differences.
4405 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
4406 spurious differences in type qualification. Ignore types
4407 for COMPONENT_REFs at all.
4409 2008-04-17 Christian Bruel <christian.bruel@st.com>
4411 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
4412 msw_skip comparison.
4414 2008-04-16 Jakub Jelinek <jakub@redhat.com>
4417 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
4420 PR tree-optimization/35899
4421 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
4422 rather than TREE_OPERAND.
4424 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
4427 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
4428 temporary registers. Change operand predicate to general_operand.
4429 (remainderxf3): Ditto.
4431 2008-04-16 Richard Guenther <rguenther@suse.de>
4433 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
4434 * tree-affine.c (aff_combination_expand): Look through some
4437 2008-04-15 Doug Kwan <dougkwan@google.com>
4439 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
4441 * tree-pretty-print.c (dump_generic_node): Ditto.
4442 * final.c (output_addr_const): Ditto.
4443 * dwarf2out.c (output_cfi): Ditto.
4444 * c-pretty-print.c (pp_c_integer_constant): Ditto.
4445 * print-rtl.c (print_rtx): Ditto.
4446 * print-tree.c (print_node_brief, print_node): Ditto.
4447 * c-common.c (match_case_to_enum_1): Ditto.
4448 * sched-vis.c (print_value): Ditto.
4449 * config/i386/i386.c (print_operand): Cast to long unsigned int
4452 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
4453 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
4454 MS Windows VirtualProtect function.
4456 2008-04-15 Jan Hubicka <jh@suse.cz>
4458 * gengtype.c (write_root): Param_is argument is OK.
4459 * expr.c (expand_expr_real_1): Update call of get_exception_*.
4460 * function.h: Include varray.h
4461 (rtl_eh): New stucture based on except.c one.
4462 (call_site_record): New forward declaration and vector type.
4463 * calls.c (emit_call_1): Do not call
4464 note_current_region_may_contain_throw.
4465 * except.c (eh_status): Remove cur_region, try_region since they are
4467 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
4468 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
4469 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
4470 Remove call_site_data_used, call_site_data_size.
4471 Turn call_site_record into vector in function.h.
4472 (note_current_region_may_contain_throw): Remove.
4473 (get_exception_pointer, get_exception_filter): Do not take struct
4474 function argument; update.
4475 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
4476 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
4477 build_post_landing_pads, dw2_build_landing_pads,
4478 sjlj_assign_call_site_values, sjlj_mark_call_sites,
4479 sjlj_emit_function_enter, sjlj_emit_function_enter,
4480 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
4481 sjlj_build_landing_pads, finish_eh_generation,
4482 remove_exception_handler_label, remove_eh_handler,
4483 maybe_remove_eh_handler, add_reachable_handler,
4484 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
4485 add_action_record, collect_one_action_chain, add_call_site,
4486 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
4487 sjlj_output_call_site_table, output_function_exception_table,
4488 * except.h (note_current_region_may_contain_throw): Remove
4489 (get_exception_pointer, get_exception_filter): Do not take struct
4491 * Makefile.in (GTFILES): Put varargs before struct function.
4493 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4495 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
4496 punt for STRING_CST.
4497 (get_constraint_for): Deal with STRING_CST here instead.
4499 2008-04-15 Richard Guenther <rguenther@suse.de>
4501 * tree-ssa-propagate.c (substitute_and_fold): Substitute
4502 statements in a basic-block with a backward walk. Do not
4503 substitute into dead statements but instead remove those.
4505 2008-04-15 Richard Guenther <rguenther@suse.de>
4507 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
4508 to zero, thus disable creation of SFTs.
4510 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4512 * tree-predcom.c (suitable_reference_p): Return false if the
4513 reference can throw.
4515 2008-04-15 Jakub Jelinek <jakub@redhat.com>
4518 * c-decl.c (finish_decl): If extern or static var has variable
4519 size, set TREE_TYPE (decl) to error_mark_node.
4521 2008-04-15 Rafael Espindola <espindola@google.com>
4523 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
4526 2008-04-15 Richard Guenther <rguenther@suse.de>
4528 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
4529 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
4530 (visit_reference_op_load): Do walk vuse-vdef chains on
4531 vn_reference_lookup.
4532 (visit_reference_op_store): But do not here.
4533 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
4534 vn_reference_lookup.
4535 (vn_lookup_with_vuses): But do so here.
4537 2008-04-14 Ian Lance Taylor <iant@google.com>
4539 * fold-const.c (fold_overflow_warning): Remove assertion.
4541 2008-04-15 Ben Elliston <bje@au.ibm.com>
4543 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
4544 temp1 local variables.
4546 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
4549 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
4550 ".text.unlikely" section as executable.
4552 2008-04-14 James E. Wilson <wilson@tuliptree.org>
4554 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4555 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
4556 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
4557 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
4558 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
4559 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
4560 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
4562 2008-04-14 Ian Lance Taylor <iant@google.com>
4564 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
4565 * fold-const.c (fold_comparison): If appropriate, test
4566 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
4567 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
4568 reassociating a pointer type.
4569 * doc/invoke.texi (Optimize Options): Document that
4570 -fstrict-overflow applies to pointer wraparound.
4572 2008-04-13 Jan Hubicka <jh@suse.cz>
4574 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
4576 2008-04-12 Andrew Pinski <pinskia@gmail.com>
4578 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
4579 we are going to "save the world".
4581 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
4583 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
4584 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
4585 operand 0 constraint, not "=".
4587 2008-04-11 James E. Wilson <wilson@tuliptree.org>
4589 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
4591 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4593 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
4594 of size of positions_needed * CHAR_BIT.
4596 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4599 * dse.c (store_info): Change positions_needed to unsigned
4601 (lowpart_bitmask): New.
4602 (record_store): Cast to unsigned HOST_WIDE_INT for
4603 positions_needed. Assert width <= size of positions_needed *
4604 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
4605 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
4606 lowpart_bitmask to set mask.
4608 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4610 * config/bfin/constraints.md: New file.
4611 * config/bfin/bfin.md: Include it.
4612 (adddi3): Use satisfies_constraint functions instead of the old macros.
4613 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
4614 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
4615 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
4616 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
4617 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
4618 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
4619 EXTRA_CONSTRAINT): Delete.
4620 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
4621 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
4623 * config/bfin/bfin.c: Include "tm-constrs.h".
4624 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
4625 Use satisfies_constraint functions instead of the old macros.
4626 * doc/md.texi (Blackfin Constraints): Update file name reference.
4628 2008-04-11 Richard Guenther <rguenther@suse.de>
4630 PR tree-optimization/35869
4631 * tree-vrp.c (execute_vrp): Move switch statement update after
4632 jump threading. Schedule another cfg cleanup run.
4634 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
4637 * attribs.c (decl_attributes): Return early on errorneous node.
4639 2008-04-10 Oleg Ryjkov <olegr@google.com>
4641 * tree.h (struct tree_base): Added a new flag default_def_flag.
4642 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
4644 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4646 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
4648 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4651 * pa.md: Define mode iterator P. Define mode attribute dwc.
4652 (dcacheflush): Update pattern to use iterator P and attribute dwc.
4653 (icacheflush): Likewise.
4654 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
4655 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
4657 2008-04-11 Ben Elliston <bje@au.ibm.com>
4659 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
4661 2008-04-10 Rafael Espindola <espindola@google.com>
4663 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
4664 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
4665 (extract_range_from_expr): The same.
4667 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4669 * config/mips/mips.md (GPR2): New mode iterator.
4671 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
4672 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
4673 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
4674 Rewrite these to take two modes, the mode of comparison and the
4675 mode of the destination.
4676 * config/mips/mips.c (mips_expand_scc): Instead of having
4677 paradoxical subreg as destination, expand "narrowing" scc if mode
4678 of comparison is SI and target is requested in DI mode.
4679 (mips_emit_int_order_test): Update comment. Make mode of
4680 comparison match CMP0 rather than TARGET. When creating inverse
4681 target use mode of TARGET.
4683 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4685 * gcov-dump.c (tag_summary): Only print summaries for the first
4686 GCOV_COUNTERS_SUMMABLE counters.
4688 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
4690 * config/i386/i386.md (absneg): New code iterator.
4691 (absnegprefix): New code attribute.
4692 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
4693 patterns using absneg code iterator.
4694 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
4695 using absneg code iterator.
4696 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
4697 *neg<mode>2 patterns using absneg code iterator.
4698 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4699 *negextendsfdf2 patterns using absneg code iterator.
4700 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
4701 *negextendsfxf2 patterns using absneg code iterator.
4702 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4703 *negextendsfdf2 patterns using absneg code iterator.
4704 * config/i386/sse.md (<code><mode>2): Macroize expander from
4705 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
4707 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
4709 * config/s390/s390.h: Remove the remains of the recent search
4710 & replace action of current_function_outgoing_args_size.
4712 2008-04-10 Ira Rosen <irar@il.ibm.com>
4714 PR tree-optimization/35821
4715 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
4716 NEW_STMT_LIST is not NULL.
4718 2008-04-09 David Edelsohn <edelsohn@gnu.org>
4721 * toplev.c (process_options): Remove -ffunction-sections debugging
4724 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
4726 PR middle-end/PR28690
4727 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
4728 than gen_rtx_fmt_ee to perform more canonicalizations.
4730 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4733 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
4735 2008-04-09 Richard Guenther <rguenther@suse.de>
4737 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
4738 (dump_function_to_file): Dump function arguments with types.
4740 2008-04-08 Richard Guenther <rguenther@suse.de>
4742 * fold-const.c (fold_widened_comparison): Do not allow
4743 sign-changes that change the result.
4745 2008-04-08 Janis Johnson <janis187@us.ibm.com>
4748 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
4749 kinds of indirect references.
4751 2008-04-08 David Edelsohn <edelsohn@gnu.org>
4753 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
4754 GNU Fortran language string.
4756 2008-04-08 Rafael Espindola <espindola@google.com>
4758 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
4759 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
4760 * tree.h (tree_call_nonnegative_warnv_p): New.
4762 2008-04-08 Jan Hubicka <jh@suse.cz>
4764 * function.c (free_after_compilation): Clear out regno_reg_rtx
4767 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
4770 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4772 PR middle-end/PR28690
4773 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
4774 same precedence as REG_POINTER and MEM_POINTER operands.
4776 2008-04-08 Richard Guenther <rguenther@suse.de>
4779 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
4780 for adding index to base.
4782 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
4784 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
4785 (MINGW_ENABLE_EXECUTE_STACK): New.
4786 (IN_LIBGCC2): For libgcc include windows.h file for
4787 function declarations.
4789 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
4791 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
4792 and tem2 if tem1 is not a REG or MULT.
4794 2008-04-08 Jan Hubicka <jh@suse.cz>
4796 * function.h (incomming_args): Break out of struct function.
4797 (function_subsections): Break out of struct function.
4798 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
4799 return_rtx and hard_reg_initial_vals from struct function.
4800 Kill inl_max_label_num.
4801 (current_function_pops_args, current_function_args_info,
4802 current_function_args_size, current_function_args_size,
4803 current_function_pretend_args_size,
4804 current_function_outgoing_args_size,
4805 current_function_internal_arg_pointer, current_function_return_rtx):
4806 Kill compatibility accestor macros.
4807 * builtins.c (expand_builtin_apply_args_1): Update.
4808 (expand_builtin_next_arg): Update.
4809 * df-scan.c (df_get_call_refs): Update.
4810 * dbxout.c (dbxout_function_end): Update.
4811 * dwarf2out.c (dwarf2out_switch_text_section): Update.
4812 (output_line_info): Update.
4813 (secname_for_decl): Update.
4814 (dwarf2out_var_location): Update.
4815 * function.c (free_after_compilation): Update.
4816 (assign_parm_find_stack_rtl): Update.
4817 (assign_parms): Update.
4818 (expand_dummy_function_end): Update.
4819 (expand_function_end): Update.
4820 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
4821 (expand_call): Update.
4822 (emit_library_call_value_1): Update.
4823 (store_one_arg): Update.
4824 * varasm.c (initialize_cold_section_name): Update.
4825 (unlikely_text_section): Update.
4826 (unlikely_text_section_p): Update.
4827 (assemble_start_function): Update.
4828 (assemble_end_function): Update.
4829 (default_section_type_flags): Update.
4830 (switch_to_section): Update.
4831 * integrate.c (set_decl_abstract_flags): Update.
4832 (get_hard_reg_initial_val): Update.
4833 (has_hard_reg_initial_val): Update.
4834 (allocate_initial_values): Update.
4835 * resource.c (init_resource_info): Update.
4836 * config/alpha/alpha.c (NUM_ARGS): Update.
4837 (direct_return): Update.
4838 (alpha_va_start): Update.
4839 (alpha_sa_size): Update.
4840 (alpha_initial_elimination_offset): Update.
4841 (alpha_expand_prologue): Update.
4842 (alpha_start_function): Update.
4843 (alpha_expand_epilogue): Update.
4844 (unicosmk_initial_elimination_offset):
4845 * config/alpha/alpha.md (call expander): Update.
4846 * config/s390/s390.c (s390_register_info): Update.
4847 (s390_register_info): Update.
4848 (s390_frame_info): Update.
4849 (s390_initial_elimination_offset): Update.
4850 (s390_build_builtin_va_list): Update.
4851 (s390_va_start): Update.
4852 * config/spu/spu.c (direct_return): Update.
4853 (spu_expand_prologue): Update.
4854 (spu_initial_elimination_offset): Update.
4855 (spu_build_builtin_va_list): Update.
4856 (spu_va_start): Update.
4857 * config/sparc/sparc.c (sparc_init_modes): Update.
4858 (sparc_compute_frame_size): Update.
4859 (function_value): Update.
4860 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
4861 * config/i386/i386.md (return expander): Update.
4862 * config/i386/i386.c (ix86_va_start): Update.
4863 (ix86_can_use_return_insn_p): Update.
4864 (ix86_compute_frame_layout): Update.
4865 (ix86_expand_epilogue): Update.
4866 * config/sh/sh.c (output_stack_adjust): Update.
4867 (calc_live_regs): Update.
4868 (sh_expand_prologue): Update.
4869 (sh_builtin_saveregs): Update.
4870 (sh_va_start): Update.
4871 (initial_elimination_offset): Update.
4872 (sh_allocate_initial_value): Update.
4873 (sh_function_ok_for_sibcall): Update.
4874 (sh_get_pr_initial_val): Update.
4875 * config/sh/sh.md (return expander): Update.
4876 * config/avr/avr.c (frame_pointer_required_p): UPdate.
4877 * config/crx/crx.c (crx_compute_frame): UPdate.
4878 (crx_initial_elimination_offset): UPdate.
4879 * config/xtensa/xtensa.c (compute_frame_size): Update
4880 (xtensa_builtin_saveregs): Update.
4881 (xtensa_va_start): Update.
4882 (order_regs_for_local_alloc): Update.
4883 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
4884 (xstormy16_expand_builtin_va_start): Update.
4885 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
4886 * config/m68hc11/m68hc11.md (return expanders): Update.
4887 * config/m68hc11/m68hc11.c (expand_prologue): Update.
4888 (expand_epilogue): Update.
4889 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
4890 (cris_simple_epilogue): Update.
4891 (cris_expand_prologue): Update.
4892 (cris_expand_epilogue): Update.
4893 * config/iq2000/iq2000.c (iq2000_va_start): Update.
4894 (compute_frame_size): Update.
4895 * config/mt/mt.c (mt_compute_frame_size): Update.
4896 * config/mn10300/mn10300.c (expand_prologue): Update.
4897 (expand_epilogue): Update.
4898 (initial_offset): Update.
4899 (mn10300_builtin_saveregs):
4900 * config/mn10300/mn10300.md (return expander): Update.
4901 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4902 (ia64_initial_elimination_offset): Update.
4903 (ia64_initial_elimination_offset): Update.
4904 (ia64_expand_prologue): Update.
4905 * config/m68k/m68k.md (return expander): Update.
4906 * config/rs6000/rs6000.c (rs6000_va_start): Update.
4907 (rs6000_stack_info): Update.
4908 * config/mcore/mcore.c (layout_mcore_frame): Update.
4909 (mcore_expand_prolog): Update.
4910 * config/arc/arc.c (arc_compute_frame_size): Update.
4911 * config/score/score3.c (score3_compute_frame_size): Update.
4912 * config/score/score7.c (score7_compute_frame_size): Update.
4913 * config/arm/arm.c (use_return_insn): Update.
4914 (thumb_find_work_register): Update.
4915 (arm_compute_save_reg_mask): Update.
4916 (arm_output_function_prologue): Update.
4917 (arm_output_epilogue): Update.
4918 (arm_size_return_regs): Update.
4919 (arm_get_frame_offsets): Update.
4920 (arm_expand_prologue): Update.
4921 (thumb_exit): Update.
4922 (thumb_unexpanded_epilogue): Update.
4923 (thumb1_output_function_prologue): Update.
4924 * config/pa/pa.md (return expander): Update.
4925 * config/pa/pa.c (compute_frame_size): Update.
4926 (hppa_builtin_saveregs): Update.
4927 * config/mips/mips.c (mips_va_start): Update.
4928 (mips16_build_function_stub): Update.
4929 (mips_compute_frame_info): Update.
4930 (mips_restore_gp): Update.
4931 (mips_output_function_prologue): Update.
4932 (mips_expand_prologue): Update.
4933 * config/v850/v850.c (compute_frame_size): Update.
4934 (expand_prologue): * config/mmix/mmix.c (along): update.
4935 (mmix_initial_elimination_offset): update.
4936 (mmix_reorg): update.
4937 (mmix_use_simple_return): update.
4938 (mmix_expand_prologue): update.
4939 (mmix_expand_epilogue): Update.
4940 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
4941 (emit_link_insn): Update.
4943 2008-04-08 Anatoly Sokolov <aesok@post.ru>
4945 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
4946 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
4948 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
4951 2008-04-07 Jan Hubicka <jh@suse.cz>
4953 * function.h (rtl): Rename to x_rtl.
4955 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4956 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4957 used_temp_slots avail_temp_slots, temp_slot_level,
4958 nonlocal_goto_handler_labels): Update accesstors.
4959 (rtl): New global variable.
4960 (struct function): Move some fileds to rtl_data.
4961 (get_arg_pointer_save_area): Update prototype.
4962 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4963 get_arg_pointer_save_area.
4964 * expr.c (init_expr): Update
4965 * function.c (get_frame_size): Update
4966 (assign_stack_local): Update
4967 (expand_function_end): Update.
4968 (get_art_pointer_save_area): Update
4970 * emit-rtl.c (rtl): Declare.
4971 (regno_reg_rtx): Declare.
4972 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4974 (gen_reg_rtx): Update.
4975 * varasm.c (n_deferred_constatns): Update accestor.
4976 (init_varasm_status): Do not allocate varasm_status.
4977 (force_const_mem, get_pool_size, output_constant_pool): Update.
4978 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4979 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4980 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
4981 * sparc/sparc.h (INIT_EXPANDERS): Update.
4982 * ia64/ia64.h (INIT_EXPANDERS): Update.
4984 2008-04-07 James E. Wilson <wilson@tuliptree.org>
4986 * reload.c (push_secondary_reload): Add missing break to for loop.
4988 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4990 PR middle-end/PR28690
4991 * rtlanal.c: Update copyright years.
4992 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
4993 as REG_POINTER and MEM_POINTER operands.
4994 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
4995 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
4996 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
4997 * gcse.c: Update copyright years.
4998 (pre_delete): Call gen_reg_rtx_and_attrs.
4999 (hoist_code): Likewise.
5000 (build_store_vectors): Likewise.
5001 (delete_store): Likewise.
5002 * loop-invariant.c (move_invariant_reg): Likewise.
5003 Update copyright years.
5005 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
5007 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
5008 control string instead of quoted.
5010 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5012 * doc/rtl.texi: Rewrite of subreg section.
5014 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
5017 * config/i386/i386.c (legitimize_pic_address): Add treating
5018 of dllimport SYM_REF's.
5019 (legitimize_dllimport_symbol): Add prototype.
5021 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5023 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
5024 reference in constructor with non self-referential type.
5026 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5028 Removal of Return with Depressed Stack Pointer support
5029 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
5030 (ECF_SP_DEPRESSED): Likewise.
5031 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
5032 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
5033 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5034 (expand_call): Do not test ECF_SP_DEPRESSED.
5035 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5036 * function.c (keep_stack_depressed): Delete.
5037 (handle_epilogue_set): Likewise.
5038 (update_epilogue_consts): Likewise.
5039 (emit_equiv_load): Likewise.
5040 (thread_prologue_and_epilogue_insns): Remove support for Return with
5041 Depressed Stack Pointer.
5042 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5044 2008-04-06 Richard Guenther <rguenther@suse.de>
5046 PR tree-optimization/35400
5047 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
5048 information from SSA_NAMEs.
5050 2008-04-06 Anatoly Sokolov <aesok@post.ru>
5052 * config/avr/avr.h (avr_mega_p): Remove declaration.
5053 (AVR_MEGA): Remove macro.
5054 * config/avr/avr.c (avr_mega_p): Remove variable.
5055 (avr_override_options): Remove inicializion of avr_mega_p.
5056 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5057 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5058 (avr_jump_mode): (Ditto.).
5059 (avr_output_progmem_section_asm_op): (Ditto.).
5060 (avr_asm_init_sections): (Ditto.).
5061 (avr_asm_init_sections): (Ditto.).
5062 (avr_rtx_costs): (Ditto.).
5063 * config/avr/avr.md: (Ditto.).
5064 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
5067 2008-04-06 Richard Guenther <rguenther@suse.de>
5069 PR tree-optimization/35842
5070 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
5071 is_gimple_invariant_address.
5073 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5075 * gcc.c (default_compilers): Sync Fortran extensions list with
5076 that in fortran/lang-specs.h.
5077 * doc/invoke.texi: Likewise.
5078 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
5079 * dwarf2out.c (gen_compile_unit_die): Likewise.
5081 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
5083 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
5085 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
5088 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
5089 attribute is used for nested functions.
5091 2008-04-05 Jan Hubicka <jh@suse.cz>
5093 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
5095 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
5097 (dump_files): Update.
5098 (enable_rtl_dump_file): Do not accept letter argument.
5099 * tree-pass.h (dump_file_info): Remove letter argument.
5100 * toplev.c (decode_d_option): Update -da handling.
5101 * toplev.h (enable_rtl_dump_file): Update prototype.
5102 * passes.c (register_one_dump_file): Do not accept IPA argument; work
5103 it out based on pass type.
5104 (register_dump_files_1): Likewise.
5105 (init_optimization_passes): Update register_one_dump_file calls.
5106 (execute_one_pass): Sanity check that IPA passes are called at IPA
5107 level and RTL passes at RTL level.
5108 (execute_pass_list): IPA pass can not be after or subpass of
5110 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
5111 disallov RTL subpasses of IPA subpasses.
5113 2008-04-05 Ben Elliston <bje@au.ibm.com>
5115 * tree-cfg.c (need_fake_edge_p): Return false for calls to
5116 builtins that return exactly once and do not throw. Cache call to
5119 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
5121 PR rtl-optimization/34916
5123 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
5124 between instruction pairs.
5126 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
5128 * doc/invoke.texi: Document -mbitops for SH.
5129 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
5130 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
5131 * config/sh/sh.c (print_operand): Add %t operand code.
5132 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
5133 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
5134 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
5135 (extendqihi2): Likewise.
5136 (movqi_i): Likewise.
5137 (insv): Use bset, bclr and bst instructions for SH2A if possible.
5138 (extv): Use bld instruction for SH2A if possible.
5140 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
5141 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
5142 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
5143 (bset.b, bclr.b): Define peepholes.
5144 * config/sh/sh.opt (mbitops): New option.
5146 2008-04-04 Janis Johnson <janis187@us.ibm.com>
5149 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
5150 and view convert expression.
5152 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5155 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
5157 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
5159 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
5161 * config/i386/cpuid.h (bit_AES): New.
5162 (bit_PCLMUL): Likewise.
5164 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
5165 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
5166 SSE2 if AES or PCLMUL is enabled.
5167 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
5168 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5169 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
5170 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
5171 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
5172 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
5173 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5174 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
5175 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
5176 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
5177 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
5178 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
5179 __builtin_ia32_aeskeygenassist128 and
5180 __builtin_ia32_pclmulqdq128.
5181 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
5182 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
5183 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
5185 * config/i386/i386.h (TARGET_AES): New.
5186 (TARGET_PCLMUL): Likewise.
5187 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
5189 * config/i386/i386.md (UNSPEC_AESENC): New.
5190 (UNSPEC_AESENCLAST): Likewise.
5191 (UNSPEC_AESDEC): Likewise.
5192 (UNSPEC_AESDECLAST): Likewise.
5193 (UNSPEC_AESIMC): Likewise.
5194 (UNSPEC_AESKEYGENASSIST): Likewise.
5195 (UNSPEC_PCLMUL): Likewise.
5197 * config/i386/i386.opt (maes): New.
5198 (mpclmul): Likewise.
5200 * config/i386/sse.md (aesenc): New pattern.
5201 (aesenclast): Likewise.
5203 (aesdeclast): Likewise.
5205 (aeskeygenassist): Likewise.
5206 (pclmulqdq): Likewise.
5208 * config/i386/wmmintrin.h: New.
5210 * doc/extend.texi: Document AES and PCLMUL built-in function.
5212 * doc/invoke.texi: Document -maes and -mpclmul.
5214 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
5216 * function.c (free_after_parsing): Replace with
5217 cxx_push_function_context from C++ front-end.
5218 (allocate_struct_function): Don't call langhook.
5219 * langhooks.h (struct lang_hooks_for_functions): Delete.
5220 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
5222 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
5223 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
5224 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
5225 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
5226 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
5227 remove LANG_HOOKS_FUNCTION_INITIALIZER.
5228 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
5230 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
5231 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
5233 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5236 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
5239 2008-04-04 Richard Guenther <rguenther@suse.de>
5242 * fold-const.c (optimize_minmax_comparison): Use the correct
5243 type for the constant in the simplified comparison.
5245 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
5247 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
5248 Pass L2 size as "--param l2-cache-size" to the compiler.
5249 (decode_l2_cache): New function to decode L2 cache parameters using
5250 0x8000006 extended cpuid function.
5251 (detect_caches_amd): Determine parameters of L2 cache using
5252 decode_l2_caches function.
5253 (decode_caches_intel): Decode L2 cache parameters.
5254 (detect_caches_intel): Determine L2 cache parameters using
5255 decode_caches_intel and decode_l2_caches functions.
5257 2008-04-03 Bob Wilson <bob.wilson@acm.org>
5259 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
5260 secondary input reload for subword loads from the constant pool.
5262 2008-04-03 Janis Johnson <janis187@us.ibm.com>
5265 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
5266 constants of the appropriate size for runtime calculations.
5269 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
5270 decimal-float literal constant zero.
5272 2008-04-03 Jakub Jelinek <jakub@redhat.com>
5275 * c-parser.c (c_parser_omp_atomic): Call
5276 default_function_array_conversion on the RHS.
5279 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
5280 call is_variable_sized if decl has incomplete type.
5282 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
5284 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
5286 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
5288 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
5290 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
5291 (sgt<u>): Merge sgt and sgtu into new expander.
5292 (sgt, sgtu): Remove expanders.
5293 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
5294 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
5295 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
5296 *sgtu_<mode>_mips16 into new pattern.
5297 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
5298 (sge<u>): Merge sge and sgeu into new expander.
5299 (sge, sgeu): Remove expanders.
5300 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
5302 (*sge_<mode>, second *sge_<mode>): Remove patterns.
5303 (slt<u>): Merge slt and sltu into new expander.
5304 (slt, sltu): Remove expanders.
5305 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
5306 (*slt_<mode>, *sltu_<mode>): Remove patterns.
5307 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
5308 *sltu_<mode>_mips16 into new pattern.
5309 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
5310 (sle<u>): Merge sle and sleu into new expander.
5311 (sle, sleu): Remove expanders.
5312 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
5313 (*sle_<mode>, *sleu_<mode>): Remove patterns.
5314 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
5315 *sleu_<mode>_mips16 into new pattern.
5316 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
5318 2008-04-03 Jan Hubicka <jh@suse.cz>
5320 PR tree-optimization/35795
5321 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
5322 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5323 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5324 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5325 * score/score3.c (score3_output_mi_thunk): Likewise.
5326 * score/score7.c (score7_output_mi_thunk): Likewise.
5327 * mips/mips.c (mips_output_mi_thunk): Likewise.
5329 2008-04-03 Richard Guenther <rguenther@suse.de>
5331 * tree-vrp.c (extract_range_from_unary_expr): Handle all
5332 conversions. Simplify code.
5334 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
5336 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
5338 2008-04-03 Tom Tromey <tromey@redhat.com>
5339 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5341 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5342 * config/bfin/t-bfin-linux (generated_files): Add
5343 linux-sysroot-suffix.h.
5344 * doc/install.texi (Prerequisites): Require make 3.80.
5345 * doc/sourcebuild.texi (Front End Directory): Document new
5347 * Makefile.in (generated_files): New variable.
5348 (ALL_HOST_OBJS): New variable.
5349 ($(ALL_HOST_OBJS)): New target.
5351 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
5353 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
5354 (remap_block): Call id->transform_lang_insert_block instead
5356 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
5357 Set id.transform_lang_insert_block to NULL.
5358 (clone_body): Move to cp/optimize.c
5359 * tree-inline.h (struct copy_body_data): Change
5360 transform_lang_insert_block to function pointer.
5361 (copy_generic_body, copy_decl_no_change): Export.
5362 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
5363 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
5364 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
5366 * c-tree.h (insert_block): Kill.
5367 * c-decl.c (insert_block): Kill.
5369 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
5371 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5372 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
5373 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
5375 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
5376 argument, call {push,pop}_function_context from here.
5377 * c-parser.c: Use c_{push,pop}_function_context.
5379 * function.c (push_function_context_to): Move meat ...
5380 (push_function_context): ... here. Simplify.
5381 * function.c (pop_function_context_from): Move meat ...
5382 (pop_function_context): ... here. Simplify.
5383 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
5385 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5386 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
5387 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
5388 * tree.h (push_function_context_to, pop_function_context_from): Remove.
5390 2008-04-03 Ben Elliston <bje@au.ibm.com>
5392 * expmed.c (extract_force_align_mem_bit_field): Remove.
5394 2008-04-03 Richard Guenther <rguenther@suse.de>
5397 * expr.h (try_casesi): Adjust prototype.
5398 * expr.c (try_casesi): Take fallback label as extra parameter.
5399 Use that for gen_casesi if default_label is NULL.
5400 * stmt.c (expand_case): Pass fallback label to try_casesi,
5401 make sure to fill gaps with a fallback label if default_label
5404 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
5407 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
5409 2008-04-03 Ben Elliston <bje@au.ibm.com>
5411 * expmed.c (extract_split_bit_field): Remove if (0) code.
5412 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
5413 (do_ds_constraint): Likewise.
5415 2008-04-02 Joseph Myers <joseph@codesourcery.com>
5417 * doc/cppopts.texi (-dU): Document.
5418 * c-common.h (flag_dump_macros): Update comment.
5419 * c-opts.c (handle_OPT_d): Handle -dU.
5420 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
5421 dump_queued_macros, cb_used_define, cb_used_undef): New.
5422 (init_pp_output): Handle -dU.
5423 (cb_line_change): Call dump_queued_macros.
5424 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
5426 2008-04-02 Anatoly Sokolov <aesok@post.ru>
5428 * config/avr/predicates.md (io_address_operand): New predicate.
5429 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
5430 * config/avr/avr.c (avr_io_address_p): Remove function.
5431 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
5432 'avr_io_address_p' function.
5433 (out_movhi_r_mr): (Ditto.).
5434 (out_movqi_mr_r): (Ditto.).
5435 (out_movhi_mr_r): (Ditto.).
5436 (avr_address_cost): (Ditto.).
5438 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
5440 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
5441 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
5442 in 32bit mode when XMM registers are available to avoid store
5444 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
5445 corresponding post-reload splitters.
5447 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5449 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
5450 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
5451 __builtin_ia32_roundss.
5452 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
5453 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
5454 __builtin_ia32_roundss.
5455 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
5456 IX86_BUILTIN_SHUFPD here.
5458 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5460 * config/i386/i386.md (plogic): New.
5461 (plogicprefix): Likewise.
5463 * config/i386/mmx.md (mmx_<code><mode>3): New.
5464 (mmx_and<mode>3): Removed.
5465 (mmx_ior<mode>3): Likewise.
5466 (mmx_xor<mode>3): Likewise.
5468 * config/i386/sse.md (<code><mode>3): New.
5469 (*<code><mode>3): Likewise.
5470 (*<code><mode>3): Likewise.
5471 (<code><mode>3): Likewise.
5472 (*sse_<code><mode>3): Likewise.
5473 (*sse2_<code><mode>3): Likewise.
5474 (<code>tf3): Likewise.
5475 (*<code>tf3): Likewise.
5476 (and<mode>3): Likewise.
5477 (*and<mode>3): Likewise.
5478 (ior<mode>3): Removed.
5479 (*ior<mode>3): Likewise.
5480 (xor<mode>3): Likewise.
5481 (*xor<mode>3): Likewise.
5482 (*and<mode>3): Likewise.
5483 (*ior<mode>3): Likewise.
5484 (*xor<mode>3): Likewise.
5485 (and<mode>3): Likewise.
5486 (*sse_and<mode>3): Likewise.
5487 (*sse2_and<mode>3): Likewise.
5489 (*andtf3): Likewise.
5490 (ior<mode>3): Likewise.
5491 (*sse_ior<mode>3): Likewise.
5492 (*sse2_ior<mode>3): Likewise.
5494 (*iortf3): Likewise.
5495 (xor<mode>3): Likewise.
5496 (*sse_xor<mode>3): Likewise.
5497 (*sse2_xor<mode>3): Likewise.
5499 (*xortf3): Likewise.
5501 2008-04-02 Richard Guenther <rguenther@suse.de>
5503 PR tree-optimization/14495
5504 PR tree-optimization/34793
5505 * tree-vrp.c (struct switch_update): New structure.
5506 (to_remove_edges, to_update_switch_stmts): New VECs.
5507 (simplify_switch_using_ranges): New function. Remove not taken
5508 case labels and edges.
5509 (simplify_stmt_using_ranges): Call it.
5510 (identify_jump_threads): Mark edges we have queued for removal
5511 so we don't thread them.
5512 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
5514 * tree-cfg.c (group_case_labels): Deal with missing default label.
5515 (tree_verify_flow_info): Allow missing default label.
5516 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
5517 (emit_case_nodes): Likewise.
5518 (expand_case): Do not rely on the default label to be present.
5519 * expr.c (try_casesi): Deal with NULL default_label.
5520 (do_tablejump): Likewise.
5522 2008-04-02 Richard Guenther <rguenther@suse.de>
5524 PR tree-optimization/14495
5525 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
5526 SWITCH_EXPR here ...
5527 (vrp_visit_switch_stmt): ... but here (new function).
5528 (find_case_label_index): New helper function.
5529 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
5531 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5533 * fwprop.c: Fix ISO-C99ism.
5535 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5538 * Makefile.in (objdir): Set it here.
5539 * configure.ac: Not here. Find dynamic linker characteristics.
5540 * exec-tool.in: Use them.
5541 * aclocal.m4: Regenerate.
5542 * configure: Regenerate.
5544 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5546 * expr.c (expand_var): Delete it.
5547 * expr.h (expand_var): Delete prototype.
5548 * function.c (expand_function_start): Use expand_decl instead.
5549 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
5552 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
5554 PR rtl-optimization/35542
5555 * fwprop.c (forward_propagate_and_simplify): Replace
5556 loc_reg_mentioned_in_p with reg_mentioned_p.
5558 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5560 PR rtl-optimization/35281
5561 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
5562 (propagate_rtx_1): Handle PR_HANDLE_MEM.
5563 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
5564 (varying_mem_p): Move above propagate_rtx.
5565 (all_uses_available_at): Do not check MEMs.
5567 2008-04-02 Rafael Espindola <espindola@google.com>
5569 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
5570 (register_edge_assert_for_2): Split the cond argument.
5571 (register_edge_assert_for_1): Adjust for the change in
5572 register_edge_assert_for_2.
5573 (register_edge_assert_for): Split the cond argument.
5574 (find_switch_asserts): Adjust for the change in
5575 register_edge_assert_for.
5577 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
5579 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
5580 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
5581 offsets for 64-bit mingw.
5582 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
5583 abi for x86_64-pc-mingw.
5585 2008-04-02 Richard Guenther <rguenther@suse.de>
5587 * tree-vrp.c (extract_range_from_assert): Make sure to not
5588 produce range min/max with TREE_OVERFOW set.
5589 If merging a anti-range and a range keep the anti-range if
5590 the range covers all values of the type.
5591 (register_edge_assert_for_2): Only allow sign-changing
5592 conversions in detecting canonical range checks. Also
5593 register an assert for the unsigned name if useful.
5595 PR tree-optimization/35787
5596 * tree-vrp.c (vrp_val_max): New function.
5597 (vrp_val_min): Likewise.
5598 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
5599 (vrp_val_is_min): Likewise.
5600 (supports_overflow_infinity): Use vrp_val_{min,max}.
5601 (negative_overflow_infinity): Likewise.
5602 (positive_overflow_infinity): Likewise.
5603 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
5604 (is_positive_overflow_infinity): Likewise.
5605 (is_overflow_infinity): Likewise.
5606 (avoid_overflow_infinity): Use vrp_val_{min,max} and
5607 vrp_val_is_{min,max}.
5608 (set_and_canonicalize_value_range): Canonicalize anti-ranges
5609 to ranges if possible. Avoid empty ranges.
5611 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5614 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
5615 the expression is a function address.
5617 2008-04-01 George Helffrich <george@gcc.gnu.org>
5619 PR fortran/35154, fortran/23057
5620 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
5621 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
5622 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
5623 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
5625 (dbxout_syms): Check for COMMON-based symbol and wrap in
5626 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
5627 in bracket for efficiency.
5629 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
5630 using DW_TAG_common_block + member offset.
5631 (add_pubname_string): New function.
5632 (dw_expand_expr): New function to find block name and offset for
5634 (common_check): New function to check whether symbol in Fortran COMMON.
5635 (gen_variable_die): If COMMON, use DW_TAG_common_block.
5637 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
5640 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
5642 2008-04-02 Ben Elliston <bje@au.ibm.com>
5644 * config/v850/v850.md (casesi): Remove if (0) code.
5645 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5646 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
5648 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
5650 * config/i386/i386.md (rex64suffix): New mode attribute.
5651 (floathi<mode>2): Disable expander for SSE math.
5652 (*floathi<mode>2_1): New insn insn_and_split pattern.
5653 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
5654 corresponding post-reload splitters.
5655 (*floathi<mode>2_i387): New macroized insn pattern.
5656 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
5657 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
5658 insn_and_split pattern.
5659 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
5660 New macroized instruction patterns and corresponding post-reload
5662 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
5663 and corresponding post-reload splitters.
5664 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
5665 New macroized instruction patterns.
5666 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
5667 macroized instruction patterns and corresponding post-reload splitters.
5668 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
5669 corresponding post-reload splitters.
5670 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
5671 New macroized instruction patterns.
5672 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
5673 corresponding post-reload splitters.
5674 (*floatsi<mode>2_i387): New macroized instruction patterns.
5676 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
5678 * config/i386/i386.md (smaxmin): New.
5679 (umaxmin): Likewise.
5680 (maxminiprefix): Likewise.
5681 (maxminfprefix): Likewise.
5682 (<code><mode>3): Likewise.
5683 (smin<mode>3): Removed.
5684 (smax<mode>3): Likewise.
5686 * config/i386/mmx.md (mmx_<code>v2sf3): New.
5687 (mmx_<code>v4hi3): Likewise.
5688 (mmx_<code>v8qi3): Likewise.
5689 (mmx_smaxv2sf3): Removed.
5690 (mmx_sminv2sf3): Likewise.
5691 (mmx_umaxv8qi3): Likewise.
5692 (mmx_smaxv4hi3): Likewise.
5693 (mmx_uminv8qi3): Likewise.
5694 (mmx_sminv4hi3): Likewise.
5696 * config/i386/sse.md (<addsub><mode>3): New.
5697 (*<addsub><mode>3): Likewise.
5698 (<sse>_vm<addsub><mode>3): Likewise.
5699 (<maxmin><mode>3): Likewise.
5700 (*<maxmin><mode>3_finite): Likewise.
5701 (*<maxmin><mode>3): Likewise.
5702 (<sse>_vm<maxmin><mode>3): Likewise.
5703 (sse3_h<addsub>v4sf3): Likewise.
5704 (sse3_h<addsub>v2df3): Likewise.
5705 (<maxmin>v16qi3): Likewise.
5706 (*<maxmin>v16qi3): Likewise.
5707 (<maxmin>v8hi3): Likewise.
5708 (*<maxmin>v8hi3): Likewise.
5709 (*sse4_1_<maxmin><mode>3): Likewise.
5710 (*sse4_1_<maxmin><mode>3): Likewise.
5711 (add<mode>3): Removed.
5712 (*add<mode>3): Likewise.
5713 (<sse>_vmadd<mode>3): Likewise.
5714 (sub<mode>3): Likewise.
5715 (*sub<mode>3): Likewise.
5716 (<sse>_vmsub<mode>3): Likewise.
5717 (smin<mode>3): Likewise.
5718 (*smin<mode>3_finite): Likewise.
5719 (*smin<mode>3): Likewise.
5720 (<sse>_vmsmin<mode>3): Likewise.
5721 (smax<mode>3): Likewise.
5722 (*smax<mode>3_finite): Likewise.
5723 (*smax<mode>3): Likewise.
5724 (<sse>_vmsmax<mode>3): Likewise.
5725 (sse3_haddv4sf3): Likewise.
5726 (sse3_haddv2df3): Likewise.
5727 (sse3_hsubv4sf3): Likewise.
5728 (sse3_hsubv2df3): Likewise.
5729 (umaxv16qi3): Likewise.
5730 (*umaxv16qi3): Likewise.
5731 (smaxv8hi3): Likewise.
5732 (*smaxv8hi3): Likewise.
5733 (*sse4_1_smax<mode>3): Likewise.
5734 (*sse4_1_umax<mode>3): Likewise.
5735 (uminv16qi3): Likewise.
5736 (*uminv16qi3): Likewise.
5737 (sminv8hi3): Likewise.
5738 (*sminv8hi3): Likewise.
5739 (*sse4_1_smin<mode>3): Likewise.
5740 (*sse4_1_umin<mode>3): Likewise.
5742 2008-04-01 Rafael Espindola <espindola@google.com>
5744 * tree-cfg.c (verify_expr): remove in_phi.
5745 (verify_stmt): Don't call walk_tree with verify_expr. Use
5746 is_gimple_min_invariant instead of is_gimple_val.
5748 2008-04-01 Joseph Myers <joseph@codesourcery.com>
5750 * doc/include/gpl_v3.texi: Update for manpage generation.
5751 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
5753 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
5754 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
5755 gpl_v3.texi instead of gpl.texi.
5758 2008-04-01 Jakub Jelinek <jakub@redhat.com>
5761 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
5763 2008-04-01 Rafael Espindola <espindola@google.com>
5765 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
5766 (extract_code_and_val_from_cond): Use
5767 extract_code_and_val_from_cond_with_ops.
5769 2008-04-01 Jan Hubicka <jh@suse.cz>
5771 * function.c (free_after_compilation): Free epilogue_delay_list.
5772 (prepare_function_start): Assert that previous compilation was freed.
5774 2008-04-01 Jan Hubicka <jh@suse.cz>
5775 Jim Wilson <wilson@tuliptree.org>
5776 Andreas Tobler <andreast@gcc.gnu.org>
5779 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
5780 rtl.emit instead cfun->emit.
5781 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
5782 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
5784 2008-04-01 Ben Elliston <bje@au.ibm.com>
5786 * doc/c-tree.texi (Function Basics): Fix grammatical error.
5788 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
5790 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
5792 (fprofile-use): Add var flag_profile_use
5793 * coverage.c (coverage_begin_output): Do not open a gcno file for
5794 output only if -ftest-coverage is set.
5795 Do not add getpwd() to gcda file path.
5796 (build_gcov_info): Check the new flag
5797 flag_profile_datafile_relative_path.
5798 (coverage_init): Use profile_data_prefix.
5799 Read profile counter only if flag_profile_use is set.
5800 * opts.c (common_handle_option): New option fprofile-use=,
5801 fprofile-dir=, fprofile-generate=.
5802 * toplev.c (profile_data_prefix): New variable definition.
5803 * toplev.h (profile_data_prefix): New declaration.
5804 * doc/invoke.tex (Option Summary, Optimization Options):
5807 2008-03-31 James E. Wilson <wilson@tuliptree.org>
5809 * varasm.c (output_constant_pool_1): In LABEL_REF check,
5810 use tmp consistently.
5813 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
5814 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5815 UNSPEC_FR_RECIP_APPROX_RES.
5816 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
5818 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
5821 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
5823 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5826 * fold-const.c (fold_indirect_ref_1): Support accessing non first
5827 element of the vector via a pointer.
5829 2008-03-31 Ian Lance Taylor <iant@google.com>
5831 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
5833 2008-03-31 Jan Hubicka <jh@suse.cz>
5835 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5836 get_arg_pointer_save_area.
5837 * expr.c (init_expr): Just clear out rtl.expr.
5838 * function.c (free_after_compilation): Clear out whole RTL structure.
5839 (get_func_frame_size): Merge into ...
5840 (get_frame_size): ... this one.
5841 (assign_stack_local_1): Merge into ...
5842 (assign_stack_local): ... this one.
5843 (expand_function_end): Update call of get_arg_pointer_save_area.
5844 (get_art_pointer_save_area): Remove cfun argument.
5845 * function.h (emit_status): regno_pointer_align does not need length
5846 attribute. Move x_regno_reg_rtx to ...
5847 (regno_reg_rtx): ... new global array.
5848 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
5849 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
5850 apply_args_value, forced_labels, stack_pointer_delta):
5852 (struct varasm_status): Move here from varasm.c
5853 (struct rtl_data): New. Move here some fields from struct function.
5854 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5855 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5856 used_temp_slots avail_temp_slots, temp_slot_level,
5857 nonlocal_goto_handler_labels): Update accesstors.
5858 (rtl): New global variable.
5859 (struct function): Move some fileds to rtl_data.
5860 (get_arg_pointer_save_area): Update prototype.
5861 * emit-rtl.c (rtl): Declare.
5862 (regno_reg_rtx): Declare.
5863 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5865 (gen_reg_rtx): Update.
5866 (init_virtual_regs): Do not tate emit_status argument.
5867 (init_emit): Do not allocate emit.
5868 * varasm.c (varasm_statuc): Move to function.h.
5869 (n_deferred_constatns): Update accestor.
5870 (init_varasm_status): Do not allocate varasm_status.
5871 (force_const_mem, get_pool_size, output_constant_pool): Update.
5872 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5873 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5875 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
5877 PR rtl-optimization/35729
5878 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
5881 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
5884 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
5885 load/store if memory is unaligned.
5886 (*movti_rex64): Likewise.
5888 * config/i386/predicates.md (misaligned_operand): New.
5890 2008-03-31 Andrew Pinski <pinskia@gmail.com>
5893 * tree-ssa-phiopt.c (conditional_replacement): Return early for
5896 2008-03-31 Jan Beulich <jbeulich@novell.com>
5898 * config/ia64/constraints.md: Add 'j' constraint.
5899 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
5900 (movdi_internal): Likewise.
5902 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
5905 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
5907 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
5910 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
5911 proper error message for the third argument on blendpd and
5914 * config/i386/sse.md (blendbits): New.
5915 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
5917 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
5919 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
5921 2008-03-30 Richard Guenther <rguenther@suse.de>
5924 * fold-const.c (fold_sign_changed_comparison): Do leave
5925 conversions to base-types alone.
5927 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5929 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
5930 the link register if one altivec register is be saved.
5932 2008-03-30 Ben Elliston <bje@au.ibm.com>
5934 * final.c (final_scan_insn): Remove if (0) code.
5936 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
5938 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
5940 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
5942 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
5943 of V4SFmode to ix86_binary_operator_ok.
5945 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
5947 * config/i386/i386.c (override_options): Initialize
5948 ix86_veclib_handler to ix86_veclibabi_svml when
5949 -mveclibabi=svml is used.
5950 (ix86_veclibabi_svml): New function for SVML ABI style
5951 vectorization support.
5952 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
5954 2008-03-28 Rafael Espindola <espindola@google.com>
5956 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
5957 (tree_binary_nonnegative_warnv_p): Make it public.
5958 (tree_single_nonnegative_warnv_p): Make it public.
5959 (tree_invalid_nonnegative_warnv_p): Make it public.
5960 (tree_unary_nonzero_warnv_p): Make it public.
5961 (tree_binary_nonzero_warnv_p): Make it public
5962 (tree_single_nonzero_warnv_p): Make it public.
5963 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
5964 (extract_range_from_binary_expr): Split the expr argument.
5965 (extract_range_from_unary_expr): Split the expr argument.
5966 (extract_range_from_comparison): Split the expr argument.
5967 (extract_range_from_expr): Use the new aux functions.
5968 (vrp_evaluate_conditional_warnv): Use
5969 vrp_evaluate_conditional_warnv_with_ops.
5970 * tree.h (tree_unary_nonzero_warnv_p): Declare.
5971 (tree_binary_nonzero_warnv_p): Declare.
5972 (tree_single_nonzero_warnv_p): Declare.
5973 (tree_expr_nonzero_warnv_p): Declare.
5974 (tree_unary_nonnegative_warnv_p): Declare.
5975 (tree_binary_nonnegative_warnv_p): Declare.
5976 (tree_single_nonnegative_warnv_p): Declare.
5977 (tree_invalid_nonnegative_warnv_p): Declare.
5979 2008-03-28 Richard Guenther <rguenther@suse.de>
5981 PR tree-optimization/30317
5982 PR tree-optimization/30911
5983 PR tree-optimization/34793
5984 * tree-vrp.c (set_and_canonicalize_value_range): New function.
5985 (struct assert_locus_d): New member EXPR.
5986 (register_new_assert_for): Add EXPR parameter to support
5987 ASSERT_EXPR <name, expr OP limit>.
5988 (register_edge_assert_for_1): Adjust callers.
5989 (find_assert_locations): Likewise.
5990 (process_assert_insertions_for): Build condition from expression.
5991 (extract_range_from_assert): Handle ASSERT_EXPRs
5992 of the form ASSERT_EXPR <name, expr OP limit>.
5993 (register_edge_assert_for_2): New helper registering
5994 asserts for comparisons. Recognize range tests of the form
5995 (unsigned)i - CST1 OP CST2.
5996 (register_edge_assert_for_1): Use it.
5997 (register_edge_assert_for): Likewise.
5998 (needs_overflow_infinity): Integer sub-types
5999 do not need overflow infinities.
6000 (vrp_val_is_max): The extreme values of integer sub-types
6001 are those of the base type.
6002 (vrp_val_is_min): Likewise.
6003 * tree.def (ASSERT_EXPR): Document extra allowed conditional
6006 2008-03-28 Nick Clifton <nickc@redhat.com>
6009 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6010 Return GENERAL_REGS for stack adjustment reloads.
6012 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6015 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
6016 const_vector when all the vectors are constant.
6018 2008-03-27 Bob Wilson <bob.wilson@acm.org>
6020 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
6022 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
6023 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
6025 (s<code>_sf): Use new scc_sf attribute for opcode names.
6027 2008-03-27 Tom Tromey <tromey@redhat.com>
6029 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
6030 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
6031 config/spu/t-spu-elf, config/i386/t-interix,
6032 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
6033 config/i386/x-darwin, config/i386/x-mingw32,
6034 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
6035 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
6036 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
6037 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
6038 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
6039 config/rs6000/x-darwin, config/rs6000/t-rs6000,
6040 config/score/t-score-elf, config/arm/t-strongarm-pe,
6041 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
6042 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
6043 Revert automatic dependency patch.
6045 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
6048 * config/i386/i386.c (ix86_function_arg_boundary): Align
6049 decimal floating point to its natural boundary.
6051 2008-03-27 Richard Guenther <rguenther@suse.de>
6054 * fold-const.c (fold_comparison): Restrict distinct decl
6055 comparison folding to VAR_DECLs and PARM_DECLs. Do not
6056 solely rely on operand_equal_p.
6058 2008-03-27 Richard Guenther <rguenther@suse.de>
6061 * c-common.c (handle_weak_attribute): Reject combination of
6064 2008-03-27 Richard Guenther <rguenther@suse.de>
6066 PR tree-optimization/32810
6067 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
6068 conversions from DECL_INITIAL.
6069 (fold_const_aggregate_ref): Likewise from constructor elements.
6071 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
6073 * tree-affine.h (aff_combination_expand): Declare.
6074 (get_inner_reference_aff): Likewise.
6075 * tree-affine.c (aff_combination_expand): Split out from
6076 tree_to_aff_combination_expand.
6077 (get_inner_reference_aff): New function.
6078 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
6079 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
6080 (struct lim_aux_data): sm_done field removed.
6081 (mem_ref_loc_p, mem_ref_locs_p): New types.
6082 (struct mem_ref): Added id, stored, accesses_in_loop,
6083 indep_loop, dep_loop, indep_ref, dep_ref fields.
6084 Removed is_stored, locs and next fields.
6085 (memory_accesses): New variable.
6086 (movement_possibility): Do not allow moving statements
6087 that store to memory.
6088 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
6090 (determine_max_movement): For statements with memory references,
6091 find the outermost loop in that the reference is independent.
6092 (move_computations_stmt): Mark the virtual operands for renaming.
6093 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
6094 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
6095 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
6096 add_vop_ref_mapping, create_vop_ref_mapping_loop,
6097 create_vop_ref_mapping, analyze_memory_references,
6098 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
6099 get_all_locs_in_loop, ref_always_accessed_p,
6100 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
6101 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
6102 store_motion_loop, store_motion): New functions.
6103 (struct vop_to_refs_elt): New type.
6104 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
6105 memref_hash, memref_eq, hoist_memory_references): Rewritten.
6106 (schedule_sm): Replaced by...
6107 (execute_sm): ... this.
6108 (determine_lsm_ref, hoist_memory_references,
6109 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
6110 find_more_ref_vops, free_mem_ref, free_mem_refs,
6111 determine_lsm_loop, determine_lsm): Removed.
6112 (tree_ssa_lim_finalize): Free data structures used by store motion.
6113 (tree_ssa_lim): Call analyze_memory_references. Use
6114 store_motion instead of determine_lsm.
6116 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6118 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
6119 rename tmake_file to m68hc11/t-m68hc11.
6120 (mcore): Set inhibit_libc to true.
6121 * config.host (alpha*-dec-*vms*): Set extra_programs.
6122 (interix3*): Don't use host_xmake_file.
6123 * configure.ac: Let config.gcc override inhibit_libc.
6124 * configure: Regenerate.
6126 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
6127 * config/t-openbsd-thread: Remove commented out lines.
6129 * config/x-interix: Remove.
6131 * config/m68hc11/t-m68hc11-gas: Rename to...
6132 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
6134 * config/mcore/t-mcore: Remove T_CFLAGS.
6135 * config/mcore/t-mcore-pe: Likewise.
6137 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6139 * configure.ac: Replace custom __GNU_SOURCE test with
6140 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
6141 * aclocal.m4: Regenerate.
6142 * configure: Regenerate.
6143 * config.in: Regenerate.
6145 2008-03-27 Richard Guenther <rguenther@suse.de>
6147 * fold-const.c (target.h): Include.
6148 (fold_comparison): Fold comparison of addresses of decls
6149 that bind locally or of constants. Consolidate address folding code.
6150 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
6151 results from fold_binary_to_constant.
6152 (compare_values_warnv): Likewise.
6154 2008-03-27 Andrew Pinski <pinskia@gmail.com>
6157 * fold-const.c (fold_truthop): Check for integeral types when folding
6158 a == 0 && b == 0 and a != 0 || b != 0 .
6160 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
6162 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
6164 2008-03-26 Andreas Schwab <schwab@suse.de>
6166 * doc/invoke.texi: Fix use of @item vs. @itemx.
6168 2008-03-26 Tom Tromey <tromey@redhat.com>
6170 * Makefile.in (build/gensupport.o, build/print-rtl.o,
6171 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
6172 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
6173 build/gencodes.o, build/genconditions.o, build/genconfig.o,
6174 build/genconstants.o, build/genemit.o, build/genextract.o,
6175 build/genflags.o, build/genmddeps.o, build/genopinit.o,
6176 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
6179 2008-03-26 Richard Guenther <rguenther@suse.de>
6182 2008-03-26 Richard Guenther <rguenther@suse.de>
6184 * fold-const.c (target.h): Include.
6185 (fold_comparison): Fold comparison of addresses of two decls
6186 that bind locally. Consolidate address folding code.
6188 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6190 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
6191 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
6192 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
6193 dconstsqrt2, dconstthird, dconste and/or dconst10.
6194 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
6195 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
6196 dconstsqrt2, dconste): Delete.
6197 (init_emit_once): Likewise. Simplify initializing dconstm1.
6199 * real.c (get_real_const): New.
6200 * real.h (dconst3, dconst10, dconstm2, dconstthird,
6201 dconstsqrt2, dconste): Delete.
6202 (real_value_const, get_real_const): New.
6204 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
6206 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
6208 * config/i386/i386.c (ix86_function_arg_boundary): Check
6209 BIGGEST_ALIGNMENT instead of 128.
6210 (setup_incoming_varargs_64): Likewise.
6212 2008-03-26 Tom Tromey <tromey@redhat.com>
6214 * Makefile.in (DEPFILES): Add missing '/'.
6216 2008-03-26 Richard Guenther <rguenther@suse.de>
6218 * fold-const.c (target.h): Include.
6219 (fold_comparison): Fold comparison of addresses of two decls
6220 that bind locally. Consolidate address folding code.
6222 2008-03-26 Nick Clifton <nickc@redhat.com>
6225 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
6226 not allow INT+INT as a legitimate addressing mode.
6228 2008-03-26 Richard Guenther <rguenther@suse.de>
6230 * tree-flow.h (widen_bitfield): Remove declaration.
6231 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
6232 (widen_bitfield): Remove function.
6233 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
6236 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6239 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
6242 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
6244 PR rtl-optimization/35232
6245 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
6246 (forget_old_reloads_1, forget_marked_reloads): Don't clear
6247 reg_reloaded_call_part_clobbered here.
6248 (reload_regs_reach_end_p): New function.
6249 (reload_reg_rtx_for_input): New variable.
6250 (reload_reg_rtx_for_output): Likewise.
6251 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
6252 when reassigning a pseudo register. Load reloadreg from
6253 reload_reg_rtx_for_input, moving the mode and register
6255 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
6256 instead of the original when deciding whether an input reload
6257 would be a no-op or whether an output reload can be deleted.
6258 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
6259 when setting up new_spill_reg_store. Load it from
6260 reload_reg_rtx_for_output, moving the mode and register
6262 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
6263 instead of the original when deciding whether an output reload
6264 would be a no-op. Do the same when modifying insn notes.
6265 Use rtx_equal_p instead of == to compare the registers.
6266 (inherit_piecemeal_p): Take a mode and two register numbers
6268 (emit_reload_insns): Clear new_spill_reg_store for every hard
6269 register in the reload register. Remove spill registers
6270 from reg_reloaded_valid before considering whether to record
6271 inheritance information for them. Use reload_reg_rtx_for_output
6272 instead of reg_rtx when recording output reloads. Use
6273 reload_reg_rtx_for_input instead of reg_rtx when recording
6274 input reloads. Set or clear reg_reloaded_call_part_clobbered
6275 at the same time as setting reg_reloaded_valid.
6276 (delete_output_reload): Add a new_reload_reg parameter and use it
6277 instead of rld[j].reg_rtx.
6278 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
6281 2008-03-25 Tom Tromey <tromey@redhat.com>
6283 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
6284 (build/genattr.o): Likewise.
6285 (build/genattrtab.o): Likewise.
6286 (build/gencodes.o): Likewise.
6287 (build/genconfig.o): Likewise.
6288 (build/genconstants.o): Likewise.
6289 (build/genemit.o): Likewise.
6290 (build/genextract.o): Likewise.
6291 (build/genflags.o): Likewise.
6293 2008-03-25 Bob Wilson <bob.wilson@acm.org>
6295 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
6296 instead of size_int for integer types.
6297 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
6298 to match type of MINUS_EXPR.
6300 2008-03-25 Tom Tromey <tromey@redhat.com>
6302 * configure: Rebuilt.
6303 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
6306 2008-03-25 Tom Tromey <tromey@redhat.com>
6308 * config/x-solaris (host-solaris.o): Update.
6309 * config/x-linux (host-linux.o): Update.
6310 * config/x-hpux (host-hpux.o): Update.
6311 * config/x-darwin (host-darwin.o): Update.
6312 * config/v850/t-v850e (v850-c.o): Update.
6313 * config/v850/t-v850 (v850-c.o): Update.
6314 * config/t-vxworks (vxworks.o): Update.
6315 * config/t-sol2 (sol2-c.o, sol2.o): Update.
6316 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
6317 * config/spu/t-spu-elf (spu-c.o): Update.
6319 * config/sh/t-symbian (sh-c.o): Update.
6320 (symbian.o): Update.
6321 * config/sh/t-sh (sh-c.o): Update.
6322 * config/score/t-score-elf (score7.o, score3.o): Update.
6323 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
6324 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
6325 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
6326 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
6328 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6329 * config/m32c/t-m32c (m32c-pragma.o): Update.
6330 * config/ia64/t-ia64 (ia64-c.o): Update.
6331 * config/i386/x-mingw32 (host-mingw32.o): Update.
6332 * config/i386/x-i386 (driver-i386.o): Update.
6333 * config/i386/x-darwin (host-i386-darwin.o): Update.
6334 * config/i386/x-cygwin (host-cygwin.o): Update.
6335 * config/i386/t-nwld (nwld.o): Update.
6336 * config/i386/t-netware (netware.o): Update.
6337 * config/i386/t-interix (winnt.o): Update.
6338 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
6339 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
6340 msformat-c.o): Update.
6341 * config/bfin/t-bfin-linux (generated_files): Add
6342 linux-sysroot-suffix.h.
6343 * config/arm/t-wince-pe (pe.o): Update.
6344 * config/arm/t-strongarm-pe (pe.o): Update.
6345 * config/arm/t-pe (pe.o): Update.
6346 * config/arm/t-arm (arm-c.o): Update.
6347 * doc/install.texi (Prerequisites): Require make 3.80.
6348 * Makefile.in: Remove .o targets.
6349 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
6350 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
6351 (simple_generated_h, simple_generated_c): Move earlier.
6352 (generated_files): New variable.
6353 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
6354 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
6355 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
6356 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
6357 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
6358 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
6359 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
6360 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
6361 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
6362 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
6363 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
6364 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
6366 (COMPILE.base, COMPILE): New variables.
6367 (%.o): New pattern rule.
6368 (ALL_HOST_OBJS): New variable.
6369 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
6370 (dummy-checksum.o, cc1-checksum.o): Remove.
6371 (DRIVER_SHLIB): New variable.
6372 (DRIVER_DEFINES): Use it.
6373 (gencondmd.c): Move out of build/.
6374 (s-conditions): Update.
6375 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
6376 (ALL_BUILD_OBJS): Likewise.
6377 (build/%.o): Use BUILDCOMPILE.
6378 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
6379 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
6380 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
6381 build/gencheck.o, build/gencodes.o, build/genconditions.o,
6382 build/genconfig.o, build/genconstants.o, build/genemit.o,
6383 build/genextract.o, build/genflags.o, build/genmddeps.o,
6384 build/genopinit.o, build/genoutput.o, build/genpeep.o,
6385 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
6386 build/gen-protos.o, build/scan.o, build/fix-header.o,
6387 build/scan-decls.o): Simplify.
6388 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
6389 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
6390 prefix.o, toplev.o): Reduce to variable setting.
6391 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
6392 ($(out_object_file), gcc-options.o): New targets.
6393 ($(ALL_HOST_OBJS)): New target. Include dependency files.
6394 * configure: Rebuilt.
6395 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
6396 * doc/sourcebuild.texi (Front End Directory): Document new variable.
6398 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
6400 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
6401 complain when we hit an error, return ERROR_MARK_NODE.
6403 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6405 * config/sh/constraints.md (Pso, Psz): New constraints.
6406 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
6407 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
6409 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6411 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
6412 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
6414 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6416 * config/sh/sh.md (prefetch): Add condition for SH2A target.
6417 (prefetch_sh2a): New.
6419 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6420 Naveen.H.S <naveen.hs@kpitcummins.com>
6422 * config/sh/constraints.md (I28): New constraint.
6423 * config/sh/sh.c (broken_move): Add support for movi20s.
6424 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
6426 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
6427 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6428 Naveen.H.S <naveen.hs@kpitcummins.com>
6430 * config/sh/sh.c (SH_ATTRIBUTES): Define.
6431 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6432 (print_operand): Handle resbank in %@ operand code.
6433 (sh_encode_section_info): New.
6434 (push_regs): Add conditions for resbank.
6435 (sh_expand_epilogue): Likewise.
6436 (sh_insert_attributes): Likewise.
6437 (sh_attribute_table): Likewise.
6438 (sh_handle_resbank_handler_attribute): New.
6439 (sh2a_handle_function_vector_handler_attribute): New.
6440 (sh2a_is_function_vector_call): New.
6441 (sh2a_get_function_vector_number): New.
6442 (sh2a_function_vector_p): New.
6443 (sh_cfun_resbank_handler_p): New.
6444 * config/sh/sh.md (calli): Emit jsr/n if possible.
6445 (calli_tbr_rel): New.
6446 (calli_pcrel): Emit jsr/n if possible.
6447 (return_i): Emit rts/n if possible.
6448 (call_valuei_tbr_rel): New.
6449 (call_valuei_pcrel): Add condition for SH2A target.
6450 (call_value): Likewise.
6451 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
6452 (sh2a_get_function_vector_number): Likewise.
6453 (sh2a_is_function_vector_call): Likewise.
6454 * doc/extend.texi: Document TBR relative addressing of SH2A.
6455 (resbank): Add description for SH2A.
6457 2008-03-24 Richard Guenther <rguenther@suse.de>
6460 * gimplify.c (gimplify_modify_expr): For frontend type-correct
6461 pointer assignments change conversions according to middle-end rules.
6462 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
6463 * configure.ac: Include type checking in yes.
6464 * configure: Regenerate.
6466 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6468 * diagnostic.c (diagnostic_count_diagnostic): Delete.
6469 (diagnostic_report_diagnostic): Update. Handle ICEs here.
6471 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
6473 * gthr-vxworks.h (UNUSED): Define.
6475 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
6477 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
6479 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
6481 * doc/extend.texi (Function Attributes): Add missing comma in the
6482 example of the "alloc_size" attribute.
6484 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
6487 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6489 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6492 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6495 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6496 of the underlying type of a MS bitfield layout to the natural
6497 alignment of the type.
6499 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6501 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6502 to their natural alignment to avoid store forwarding stalls.
6504 2008-03-22 Richard Guenther <rguenther@suse.de>
6506 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
6507 For PHI nodes verify the address is invariant.
6508 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
6509 (get_symbol_constant_value): Use is_gimple_min_invariant.
6510 (maybe_fold_stmt_indirect): Likewise.
6512 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
6514 PR rtl-optimization/33927
6515 * Makefile.in (dse.o): Depend on $(TM_P_H).
6516 * expr.h (extract_low_bits): Declare.
6517 * expmed.c (extract_low_bits): New function.
6518 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
6519 * dse.c: Include tm_p.h.
6520 (find_shift_sequence): Remove the read_reg argument and return the
6521 read value. Emit the instructions instead of returning them.
6522 Iterate on new_mode rather than calculating it each time.
6523 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
6524 source to NEW_MODE and extract_low_bits to convert the shifted
6526 (replace_read): Allow the load and store to have different mode
6527 classes. Use extract_low_bits when SHIFT == 0. Create the shift
6528 or extraction instructions before trying the replacement. Update
6529 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
6531 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6533 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6534 to their natural alignment to avoid store forwarding stalls.
6536 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6539 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
6540 encouraging but not allowing gprs for input;
6541 change the input constraint to !f#r.
6542 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
6544 change the output constraint to !f#r.
6546 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
6549 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
6550 corresponding post-reload splitters.
6551 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
6552 when x87 FP math is selected.
6553 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
6554 New function prototype.
6555 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
6556 unreachable function to ease macroization of insn patterns.
6558 2008-03-21 Martin Jambor <mjambor@suse.cz>
6560 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
6561 reference dumps if ddr is NULL or dependence is unknown.
6563 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6565 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
6566 unsigned extension into account.
6567 (ATOMIC_COMPARE_AND_SWAP): Likewise.
6568 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
6569 Do computations on a scratch register.
6571 2008-03-21 Richard Guenther <rguenther@suse.de>
6573 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
6574 Use is_gimple_min_invariant instead of TREE_INVARIANT.
6575 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
6576 * tree-ssa-dom.c (record_equality): Likewise.
6577 * tree-inline.c (copy_body_r): Likewise.
6578 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
6581 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6583 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
6584 as 'delete_unused' argument.
6586 2008-03-20 Richard Guenther <rguenther@suse.de>
6588 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
6589 special casing of constant qualifiers.
6590 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
6591 care about them in general.
6592 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
6593 regardless of their type.
6594 (fold_stmt_r): Forcefully fold *& if we end up with that.
6596 2008-03-20 Paul Brook <paul@codesourcery.com>
6598 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
6599 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
6601 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
6603 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
6604 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
6606 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
6608 * common.opt (Wmudflap): New option.
6609 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
6610 (mx_register_decls): Likewise.
6611 (mudflap_finish_file): Likewise.
6612 * doc/invoke.texi: Document -Wno-mudflap.
6614 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
6616 * c-format.c (replace_format_name_to_system_name): New.
6618 (convert_format_name_to_system_name): New.
6619 (decode_format_attr): Add use of convert_format_name_to_system_name.
6620 (format_types_orig): Add gnu_ prefix to names.
6621 (check_format_info_main): Special treating of \0 escaped names for
6622 supporting multi-character format specifiers as I32, I64.
6623 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
6624 (gnu_target_overrides_format_attributes): New.
6625 * c-format.h: Add structure target_ovr_attr to hold
6626 system specific formatter names.
6627 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
6628 msformat-c.o file to c_target_objs and cxx_target_objs.
6629 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6630 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
6631 (TARGET_N_FORMAT_TYPES): New.
6632 * config/i386/msformat-c.c: New.
6633 * config/i386/t-cygming: Add build rule for msformat-c.o.
6634 * doc/extend.texi: Add new format names gnu_* and ms_* and
6636 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6638 2008-03-20 Ira Rosen <irar@il.ibm.com>
6640 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
6641 optimizations turned on under -O3.
6642 (ftree-vectorize): Add that the flag is turned on with -O3.
6644 2008-03-20 Ben Elliston <bje@au.ibm.com>
6646 * regmove.c (try_auto_increment): Fix spelling error in comment.
6647 * final.c (final_scan_insn): Likewise.
6649 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
6652 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
6653 allocator preferences for "y" and "r" class registers.
6654 ("*mov<mode>_internal"): Ditto.
6655 ("*movv2sf_internal_rex64"): Ditto.
6656 ("*movv2sf_internal"): Ditto.
6658 2008-03-19 Michael Matz <matz@suse.de>
6661 * calls.c (expand_call): Check overlap of arguments with call
6662 address for sibcalls.
6664 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6667 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6668 of the underlying type of a MS bitfield layout to the natural
6669 alignment of the type.
6671 2008-03-19 Jan Hubicka <jh@suse.cz>
6674 * toplev.c (decode_d_option): Handle all CPP flags.
6675 * tree-vrp.c: Update tree_pass descriptors.
6676 * regrename.c: Update tree_pass descriptors.
6677 * fwprop.c: Update tree_pass descriptors.
6678 * doc/invoke.texi: Remove documentation of dropped -d? flags.
6679 * tree-into-ssa.c: Update tree_pass descriptors.
6680 * tree-dump.c: Update tree_pass descriptors.
6681 * tree-complex.c: Update tree_pass descriptors.
6682 * tree-dump.h: Update tree_pass descriptors.
6683 * see.c: Update tree_pass descriptors.
6684 * cgraphbuild.c: Update tree_pass descriptors.
6685 * tracer.c: Update tree_pass descriptors.
6686 * tree-loop-distribution.c: Update tree_pass descriptors.
6687 * cgraph.c: Update tree_pass descriptors.
6688 * postreload-gcse.c: Update tree_pass descriptors.
6689 * postreload.c: Update tree_pass descriptors.
6690 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
6691 * tree-tailcall.c: Update tree_pass descriptors.
6692 * tree-pass.h (tree_opt_pass): Rename to ...
6693 (opt_pass) ... this one; add "type" field and remove letter field.
6694 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
6695 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
6696 all_lowering_passes): Update declaration.
6697 * ipa-cp.c: Update tree_pass descriptors.
6698 * final.c: Update tree_pass descriptors.
6699 * omp-low.c: Update tree_pass descriptors.
6700 * tree-ssa-dse.c: Update tree_pass descriptors.
6701 * ipa-reference.c: Update tree_pass descriptors.
6702 * tree-ssa-uncprop.c: Update tree_pass descriptors.
6703 * auto-inc-dec.c: Update tree_pass descriptors.
6704 * reorg.c: Update tree_pass descriptors.
6705 * cgraphunit.c: Update tree_pass descriptors.
6706 * tree-ssa-copyrename.c: Update tree_pass descriptors.
6707 * tree-ssa-ccp.c: Update tree_pass descriptors.
6708 * df-core.c: Update tree_pass descriptors.
6709 * mode-switching.c: Update tree_pass descriptors.
6710 * tree-nomudflap.c: Update tree_pass descriptors.
6711 * modulo-sched.c: Update tree_pass descriptors.
6712 * ipa-pure-const.c: Update tree_pass descriptors.
6713 * cse.c: Update tree_pass descriptors.
6714 * web.c: Update tree_pass descriptors.
6715 * tree-stdarg.c: Update tree_pass descriptors.
6716 * tree-ssa-math-opts.c: Update tree_pass descriptors.
6717 * tree-ssa-dom.c: Update tree_pass descriptors.
6718 * tree-nrv.c: Update tree_pass descriptors.
6719 * tree-ssa-alias.c: Update tree_pass descriptors.
6720 * loop-init.c: Update tree_pass descriptors.
6721 * gimple-low.c: Update tree_pass descriptors.
6722 * ipa-inline.c: Update tree_pass descriptors.
6723 * tree-ssa-sink.c: Update tree_pass descriptors.
6724 * global.c: Update tree_pass descriptors.
6725 * ifcvt.c: Update tree_pass descriptors.
6726 * jump.c: Update tree_pass descriptors.
6727 * predict.c: Update tree_pass descriptors.
6728 * tree-ssa-loop.c: Update tree_pass descriptors.
6729 * recog.c: Update tree_pass descriptors.
6730 * dse.c: Update tree_pass descriptors.
6731 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
6732 * tree-eh.c: Update tree_pass descriptors.
6733 * regmove.c: Update tree_pass descriptors.
6735 * function.c: Update tree_pass descriptors.
6736 * tree-vectorizer.c: Update tree_pass descriptors.
6737 * gcse.c: Update tree_pass descriptors.
6738 * ipa-type-escape.c: Update tree_pass descriptors.
6739 * tree-if-conv.c: Update tree_pass descriptors.
6740 * init-regs.c: Update tree_pass descriptors.
6741 * ipa.c: Update tree_pass descriptors.
6742 * tree-ssa-phiopt.c: Update tree_pass descriptors.
6743 * rtl-factoring.c: Update tree_pass descriptors.
6744 * lower-subreg.c: Update tree_pass descriptors.
6745 * bt-load.c: Update tree_pass descriptors.
6746 * tree-dfa.c: Update tree_pass descriptors.
6747 * except.c: Update tree_pass descriptors.
6748 * emit-rtl.c: Update tree_pass descriptors.
6749 * cfgexpand.c: Update tree_pass descriptors.
6750 * tree-cfgcleanup.c: Update tree_pass descriptors.
6751 * cfgcleanup.c: Update tree_pass descriptors.
6752 * tree-ssa-pre.c: Update tree_pass descriptors.
6753 * tree-sra.c: Update tree_pass descriptors.
6754 * tree-mudflap.c: Update tree_pass descriptors.
6755 * tree-ssa-copy.c: Update tree_pass descriptors.
6756 * cfglayout.c: Update tree_pass descriptors.
6757 * tree-ssa-forwprop.c: Update tree_pass descriptors.
6758 * tree-ssa-dce.c: Update tree_pass descriptors.
6759 * tree-ssa.c: Update tree_pass descriptors.
6760 * regclass.c: Update tree_pass descriptors.
6761 * integrate.c: Update tree_pass descriptors.
6762 * tree-optimize.c: Update tree_pass descriptors.
6763 * tree-ssa-phiprop.c: Update tree_pass descriptors.
6764 * tree-object-size.c: Update tree_pass descriptors.
6765 * combine.c: Update tree_pass descriptors.
6766 * tree-outof-ssa.c: Update tree_pass descriptors.
6767 * bb-reorder.c: Update tree_pass descriptors.
6768 * stack-ptr-mod.c: Update tree_pass descriptors.
6769 * var-tracking.c: Update tree_pass descriptors.
6770 * tree-profile.c: Update tree_pass descriptors.
6771 * tree-vect-generic.c: Update tree_pass descriptors.
6772 * reg-stack.c: Update tree_pass descriptors.
6773 * sched-rgn.c: Update tree_pass descriptors.
6774 * tree-ssa-structalias.c: Update tree_pass descriptors.
6775 * tree-cfg.c: Update tree_pass descriptors.
6776 * passes.c (current_pass): Update declaration.
6777 (finish_optimization_passes): Update.
6778 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
6779 (register_one_dump_file, register_dump_files_1, next_pass_1):
6781 (init_optimization_passes): Update handling of new types.
6782 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
6783 * ipa-struct-reorg.c: Update tree_pass descriptors.
6784 * tree-ssa-reassoc.c: Update tree_pass descriptors.
6785 * combine-stack-adj.c: Update tree_pass descriptors.
6786 * cfgrtl.c: Update tree_pass descriptors.
6787 * dce.c: Update tree_pass descriptors.
6788 * tree-ssanames.c: Update tree_pass descriptors.
6790 2008-03-19 Richard Guenther <rguenther@suse.de>
6793 * tree-ssa.c (walk_data): New structure.
6794 (warn_uninitialized_var): If not always_executed warn with "maybe"
6796 (execute_early_warn_uninitialized): Compute post-dominators.
6797 Initialize always_executed before processing each basic block.
6799 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6802 * config/i386/i386.c (x86_this_parameter): Calculate correct location
6803 of "this" pointer when "regparm = N" or "fastcall" is in effect.
6805 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6807 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
6809 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
6811 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
6813 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
6814 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
6815 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
6816 target after ignore has been set, and move there also the commputation
6817 of subtarget and original_target.
6818 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
6819 (LANG_HOOKS_INITIALIZER): Remove it.
6820 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
6822 2008-03-18 Richard Guenther <rguenther@suse.de>
6824 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
6825 found an expression with constants, note that in the VN for the lhs.
6826 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
6827 fold them to constants if possible. Run cleanup_cfg if done so.
6828 (execute_pre): Return todo.
6830 (execute_fre): Likewise.
6831 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
6833 (get_prop_source_stmt): Look through pointer conversions.
6835 2008-03-18 Jan Hubicka <jh@suse.cz>
6837 * tree-pretty-print.c: Include predict.h.
6838 (dump_generic_node): Dump predictor.
6839 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
6840 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
6841 * gimple-low.c (lower_stmt): Likewise.
6842 * expr.c (expand_expr_real): Likewise.
6843 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
6845 (build_predict_expr, build_predict_expr): New.
6846 * predict.h (predictor_name, build_predict_expr): Update.
6847 * c-typeck.c (c_finish_bc_stmt): Add prediction.
6848 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
6849 * predict.def (PRED_CONTINUE): Update hitrate.
6850 * tree.def (PREDICT_EXPR): Define.
6851 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
6852 do not handle BIND_EXPR.
6853 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
6854 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
6855 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
6858 2008-03-18 Michael Matz <matz@suse.de>
6860 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
6862 2008-03-18 Richard Guenther <rguenther@suse.de>
6864 * tree-gimple.h (is_gimple_invariant_address): Declare.
6865 (is_gimple_constant): Likewise.
6866 * tree-gimple.c (is_gimple_constant): New function.
6867 (is_gimple_invariant_address): Likewise.
6868 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
6869 and is_gimple_invariant_address.
6870 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
6872 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
6873 an addressable base.
6875 2008-03-18 Jakub Jelinek <jakub@redhat.com>
6878 * gimplify.c (gimplify_expr): Gimplify second operand of
6881 2008-03-17 Richard Guenther <rguenther@suse.de>
6883 PR tree-optimization/19637
6884 * fold-const.c (fold_unary): Remove restrictions of removing
6885 intermediate pointer-conversions (P2)(P1)P0.
6886 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
6887 conversion to void pointer.
6888 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
6890 2008-03-16 James E. Wilson <wilson@tuliptree.org>
6893 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
6894 emulated thread local variables.
6896 2008-03-16 Richard Guenther <rguenther@suse.de>
6899 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
6900 expand TREE_INVARIANT operations that are not gimple invariant.
6902 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
6904 * doc/extend.texi (Alignment): Say that the ABI controls
6905 the __alignof__ for non-strict-alignment targets rather
6906 than being a recommendation.
6908 2008-03-15 Paul Brook <paul@codesourcery.com>
6910 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
6912 (arm_output_fn_unwind): Mark functions that can not be unwound.
6914 2008-03-15 Paul Brook <paul@codesourcery.com>
6916 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
6917 extension instructions.
6919 2008-03-15 Richard Guenther <rguenther@suse.de>
6921 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
6922 and fold constant aggregate refs.
6923 (fold_const_aggregate_ref): Handle string constants
6924 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
6925 (evaluate_stmt): Simplify now that ccp_fold folds constant
6928 2008-03-15 Paul Brook <paul@codesourcery.com>
6930 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
6931 (extzv): Use gen_extzv_t2.
6932 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
6934 2008-03-15 Richard Guenther <rguenther@suse.de>
6936 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
6937 (fold_const_aggregate_ref): Likewise.
6938 (get_value): Return NULL if we don't have any values.
6939 (ccp_finalize): Set const_val to NULL after freeing it.
6940 * tree-flow.h (get_symbol_constant_value): Declare.
6941 (fold_const_aggregate_ref): Likewise.
6942 * tree-ssa-sccvn.c (try_to_simplify): Use them.
6944 2008-03-15 Richard Guenther <rguenther@suse.de>
6947 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
6948 to not produce negative array indices if not allowed. Add
6949 parameter to indicate that.
6950 (maybe_fold_offset_to_component_ref): Allow negative array
6951 indices only for the first member of a structure.
6952 (maybe_fold_offset_to_reference): Allow negative array indices.
6953 (maybe_fold_stmt_addition): Likewise.
6955 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
6956 Anatoly Sokolov <aesok@post.ru>
6958 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
6959 (avr_arch): Add ARCH_AVR6.
6960 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
6961 (initial_elimination_offset): Initialize and use 'avr_pc_size'
6962 instead of fixed value 2.
6963 (print_operand_address): Use gs() asm specifier instead of pm().
6964 (avr_assemble_integer): (Ditto.).
6965 (avr_output_addr_vec_elt): (Ditto.).
6966 (print_operand): Handle "!" code.
6967 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
6968 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
6969 (AVR_HAVE_EIJMP_EICALL): Define.
6970 (AVR_3_BYTE_PC): Redefine.
6971 (AVR_2_BYTE_PC): (Ditto.).
6972 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
6973 (LINK_SPEC): Add atmega2560 and atmega2561.
6974 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
6976 * config/avr/avr.md (call_insn): Use eicall instead of icall
6977 for 3 byte PC devices.
6978 (call_value_insn): (Ditto.).
6979 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
6980 (indirect_jump): Use only for for 2 byte PC devices.
6981 (*tablejump): (Ditto.).
6982 (*indirect_jump_avr6): Add insn.
6983 (*tablejump_rjmp): Don't use for 3 byte PC devices.
6984 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
6985 instead of ijmp for 3 byte PC devices.
6986 (__tablejump2__): (Ditto.).
6987 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
6988 (MULITLIB_DIRNAMES): (Ditto.).
6989 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
6991 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
6993 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
6994 "sse2_umulsidi3". Use V1DI mode for operand 0.
6995 ("mmx_psadbw"): Use V1DI mode for operand 0.
6996 * config/i386/i386-modes.def (V1SI): New vector mode.
6997 * config/i386/i386.c (struct builtin_description)
6998 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
6999 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
7000 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
7001 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
7002 v1di_ftype_v8qi_v8qi type.
7003 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
7005 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
7006 __builtin_ia32_pmuludq]: Fix the mode of return value.
7008 2008-03-15 Richard Guenther <rguenther@suse.de>
7011 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
7014 2008-03-14 Bob Wilson <bob.wilson@acm.org>
7016 * doc/invoke.texi (Option Summary, Xtensa Options): Document
7017 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
7018 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
7019 unless TARGET_SERIALIZE_VOLATILE is enabled.
7020 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
7021 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
7022 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
7024 2008-03-14 Richard Guenther <rguenther@suse.de>
7026 PR tree-optimization/34172
7027 * tree-flow.h (refs_may_alias_p): Declare.
7028 (get_single_def_stmt): Likewise.
7029 (get_single_def_stmt_from_phi): Likewise.
7030 (get_single_def_stmt_with_phi): Likewise.
7031 * tree-dfa.c (refs_may_alias_p): New function.
7032 (get_single_def_stmt): Likewise.
7033 (get_single_def_stmt_from_phi): Likewise.
7034 (get_single_def_stmt_with_phi): Likewise.
7035 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
7036 (vn_reference_lookup_1): New helper function.
7037 (vn_reference_lookup): Walk the virtual use-def chain to
7038 continue searching for a match if the def does not alias the
7039 reference we are looking for.
7041 2008-03-14 David Edelsohn <edelsohn@gnu.org>
7043 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
7044 archive and Perzl. Update The Written Word listing.
7046 2008-03-14 Richard Guenther <rguenther@suse.de>
7048 PR tree-optimization/34043
7049 PR tree-optimization/33989
7050 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
7052 (bitmap_find_leader): Use extra argument to verify dominance
7053 relationship inside a basic-block.
7054 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
7055 (find_leader_in_sets): Adjust.
7056 (create_component_ref_by_pieces): Take extra argument for
7057 dominance check, handle lookup failures.
7058 (find_or_generate_expression): Likewise.
7059 (create_expression_by_pieces): Likewise.
7060 (insert_into_preds_of_block): Adjust.
7061 (create_value_expr_from): If asked for, verify all operands
7062 are in the blocks AVAIL_OUT set.
7063 (make_values_for_stmt): Check for SSA_NAMEs that are life
7064 over an abnormal edge.
7065 (compute_avail): Remove such check.
7066 (do_SCCVN_insertion): New function.
7067 (eliminate): If we do not find a leader suitable for replacement
7068 insert a replacement expression from SCCVN if available.
7069 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
7070 (struct vn_ssa_aux): Add needs_insertion flag.
7071 * tree-ssa-sccvn.c (may_insert): New global flag.
7072 (copy_reference_ops_from_ref): Value-number union member access
7073 based on its size, not type and member if insertion is allowed.
7074 (visit_reference_op_load): For a weak match from union type
7075 punning lookup a view-converted value and insert a SSA_NAME
7076 for that value if that is not found.
7077 (visit_use): Make dumps shorter. Do not disallow value numbering
7078 SSA_NAMEs that are life over an abnormal edge to constants.
7079 (free_scc_vn): Release inserted SSA_NAMEs.
7080 (run_scc_vn): New flag to specify whether insertion is allowed.
7081 Process SSA_NAMEs in forward order.
7082 * tree-ssa-loop-im.c (for_each_index): Handle invariant
7083 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
7084 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
7085 pointer type to/from integral types that do not change the
7086 precision to regular conversions.
7088 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7090 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7091 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7092 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
7093 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
7094 input arguments and the mode of return value. Built-in functions
7095 that operate on whole 64-bit MMX register now use V1DI mode.
7097 2008-03-13 Alon Dayan <alond@il.ibm.com>
7098 Olga Golovanevsky <olga@il.ibm.com>
7100 PR tree-optimization/35041
7101 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
7102 to locate the right position in a statement.
7104 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7108 * config/i386/xmmintrin.h: Change all static inline functions to
7109 extern inline and add __gnu_inline__ attribute.
7110 * config/i386/bmintrin.h: Ditto.
7111 * config/i386/smmintrin.h: Ditto.
7112 * config/i386/tmmintrin.h: Ditto.
7113 * config/i386/mmintrin-common.h: Ditto.
7114 * config/i386/ammintrin.h: Ditto.
7115 * config/i386/emmintrin.h: Ditto.
7116 * config/i386/pmmintrin.h: Ditto.
7117 * config/i386/mmintrin.h: Ditto.
7118 * config/i386/mm3dnow.h: Ditto.
7120 2008-03-13 Jakub Jelinek <jakub@redhat.com>
7123 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
7124 (lower_omp_2): New function.
7125 (lower_omp_1, lower_omp): Rewritten.
7127 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
7130 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
7131 with the phrase "Microsoft Windows compilers".
7132 (Push/Pop Macro Pragmas): New subsection. Document
7133 #pragma push_macro and pragma pop_macro.
7135 2008-03-12 Paul Brook <paul@codesourcery.com>
7137 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
7139 2008-03-12 Paul Brook <paul@codesourcery.com>
7141 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
7142 (thumb2_alusi3_short): Exclude PLUS and MINUS.
7143 (thumb2_addsi_shortim): Rename ...
7144 (thumb2_addsi_short): ... to this. Allow register operands.
7145 (thumb2_subsi_short): New pattern.
7146 (thumb2_one_cmplsi2_short,
7147 thumb2_negsi2_short): New patterns and peepholes.
7149 2008-03-12 Paul Brook <paul@codesourcery.com>
7151 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
7153 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
7155 * config/i386/i386.md (int_cond): New code iterator.
7157 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
7158 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
7159 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
7160 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
7161 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
7162 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
7163 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
7164 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
7166 2008-03-12 Paul Brook <paul@codesourcery.com>
7168 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
7169 instead of {arm,thumb}_compute_save_reg_mask.
7170 (output_return_instruction): Ditto.
7171 (thumb_unexpanded_epilogue): Ditto.
7172 (thumb1_expand_prologue): Ditto.
7173 (thumb1_output_function_prologue): Ditto.
7174 (arm_set_return_address): Ditto.
7175 (thumb_set_return_address): Ditto.
7176 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
7177 regs to achieve stack alignment.
7178 (thumb1_compute_save_reg_mask): Fix compiler warning.
7179 (arm_output_epilogue): Use offsets->saved_regs_mask.
7180 Adjust stack pointer by poping call clobered registers.
7181 (arm_expand_prologue): Use offsets->saved_regs_mask.
7182 Adjust stack pointer by pushing extra registers.
7183 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
7185 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
7188 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
7189 conversion to the operands of a multiplication.
7191 2008-03-12 Richard Guenther <rguenther@suse.de>
7193 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
7194 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
7195 * timevar.def (TV_TREE_PHIPROP): Add.
7196 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
7197 pass description. Use TV_TREE_PHIPROP.
7198 * tree-ssa-forwprop.c: Remove phiprop code.
7200 2008-03-12 Jakub Jelinek <jakub@redhat.com>
7203 * omp-low.c (maybe_lookup_decl): Constify first argument.
7204 (use_pointer_for_field): Change last argument from bool to
7205 omp_context *. Disallow shared copy-in/out in nested
7206 parallel if decl is shared in outer parallel too.
7207 (build_outer_var_ref, scan_sharing_clauses,
7208 lower_rec_input_clauses, lower_copyprivate_clauses,
7209 lower_send_clauses, lower_send_shared_vars): Adjust callers.
7211 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
7212 Ira Rosen <irar@il.ibm.com>
7214 * tree-vectorizer.c (free_stmt_vec_info): New function.
7215 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
7216 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
7217 * tree-vectorizer.h (free_stmt_vec_info): Declare.
7218 * tree-vect-transform.c (vectorizable_conversion): Free
7219 vec_oprnds0 if it was allocated.
7220 (vect_permute_store_chain): Remove unused VECs.
7221 (vectorizable_store): Free VECs that are allocated in the..
7223 (vect_transform_strided_load, vectorizable_load): Likewise.
7224 (vect_remove_stores): Simplify the code.
7225 (vect_transform_loop): Move code to vect_remove_stores().
7226 Call vect_remove_stores() and free_stmt_vec_info().
7228 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7230 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
7231 TARGET_HPUX. Revise comment.
7232 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
7233 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
7234 Use sr4 variant of `be' instruction when not generating PIC code.
7235 (attr_length_call): Adjust for above change.
7237 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7239 * ipa-reference.c (static_execute): Remove module_statics_const and
7240 associated setting code.
7242 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7245 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
7246 predicate for operand 1.
7247 (paritysi2_cmp): Use register_operand predicate for operand 2.
7248 Use earlyclobber modifier for operand 1. Remove support for
7250 (paritydi2_cmp): Use register_operand predicate for operand 3.
7251 Use earlyclobber modifier for operand 1. Remove support for
7254 2008-03-11 Paul Brook <paul@codesourcery.com>
7255 Vladimir Prus <vladimir@codesourcery.com>
7257 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
7258 (arm_compute_save_reg0_reg12_mask): Always
7259 check if register 11 must be saved. Always safe hard frame pointer
7260 when frame_pointer_needeed.
7261 (arm_compute_save_reg_mask): Save IP and PC
7262 only with apcs frames.
7263 (arm_output_epilogue): Adjust Thumb2 codepath to
7264 be also invoked and work for ARM non-apcs frames.
7265 (arm_expand_prologue): Don't bother saving IP
7266 for non-apcs frame, since it's not clobbered by
7267 prologue code. Implement non-apcs frame
7270 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7272 PR rtl-optimization/35281
7273 * expr.c (convert_move): Use a new pseudo for the intermediate
7274 from_mode->word_mode result.
7276 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7278 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
7279 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
7280 * toplev.c (compile_file): Don't call it.
7282 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7285 * expr.c (store_expr): Call emit_block_move if the mode
7286 of "temp" RTX is BLKmode.
7288 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7289 Richard Guenther <rguenther@suse.de>
7291 PR tree-optimization/31358
7292 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
7293 the step with a NULL_TREE.
7294 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
7295 to sizetype if type is a pointer type.
7296 (add_candidate_1): Don't convert the base and step to
7297 the generic type if the orginal type is a pointer type.
7298 (add_iv_value_candidates): Use sizetype for the step
7299 if type is a pointer type.
7300 (cand_value_at): Likewise.
7301 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7303 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
7304 Don't convert the tem affine to the type.
7305 (add_elt_to_tree): Use sizetype for the step if a pointer.
7306 Use POINTER_PLUS_EXPR for pointers.
7307 (aff_combination_to_tree): Use sizetype for the step if a
7310 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
7312 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
7313 Remove commutativity hint.
7315 2008-03-10 Jakub Jelinek <jakub@redhat.com>
7319 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
7320 errorneous type. Check that v is a VAR_DECL.
7323 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
7325 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
7327 PR tree-optimization/35494
7328 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
7329 may be overriden at link and run time.
7331 2008-03-10 Richard Guenther <rguenther@suse.de>
7333 PR tree-optimization/34677
7334 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
7335 (poolify_tree): Likewise.
7336 (modify_expr_template): Likewise.
7337 (poolify_modify_stmt): Likewise.
7338 (insert_fake_stores): Handle all component-ref style stores
7339 in addition to INDIRECT_REF. Also handle complex types.
7340 Do not poolify the inserted load.
7341 (realify_fake_stores): Do not rebuild the tree but only
7342 make it a SSA_NAME copy.
7343 (init_pre): Remove initialzation of modify_expr_template.
7344 Do not allocate modify_expr_node_pool.
7345 (fini_pre): Do not free modify_expr_node_pool.
7347 2008-03-10 Paul Brook <paul@codesourcery.com>
7349 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
7352 2008-03-10 Paul Brook <paul@codesourcery.com>
7353 Mark Shinwell <shinwell@codesourcery.com>
7355 * config/arm/cortex-r4.md: New.
7356 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
7358 * config/arm/arm.md: Include cortex-r4.md.
7359 (insn): Add smmls, sdiv and udiv values.
7360 (generic_sched): Don't use generic scheduling for Cortex-R4.
7361 (arm_issue_rate): New function.
7362 (TARGET_SCHED_ISSUE_RATE): Define.
7364 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
7366 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
7368 2008-03-10 Richard Guenther <rguenther@suse.de>
7370 * tree-ssa-pre.c (get_sccvn_value): Simplify.
7371 (compute_avail): Do not add stmt uses to AVAIL_OUT.
7373 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
7375 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
7376 Set default to true.
7378 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7380 * c.opt (Wsynth): Deprecate.
7381 * doc/invoke.texi (Option Summary, Warning Options): Document
7382 -Wno-format-contains-nul.
7384 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
7387 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
7388 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
7390 2008-03-09 Ira Rosen <irar@il.ibm.com>
7392 * config/rs6000/rs6000.c (builtin_description): Rename vector
7393 left shift operations.
7394 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
7395 (altivec_vsl<VI_char>): Rename to ...
7396 (ashl<mode>3): ... new name.
7397 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
7399 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
7401 2008-03-08 Richard Guenther <rguenther@suse.de>
7403 * coverage.h (tree_coverage_counter_addr): Declare.
7404 * coverage.c (tree_coverage_counter_addr): New function.
7405 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
7407 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
7408 (tree_gen_one_value_profiler): Likewise.
7409 (tree_gen_ic_profiler): Likewise.
7410 (tree_gen_average_profiler): Likewise.
7411 (tree_gen_ior_profiler): Likewise.
7413 2008-03-08 Richard Guenther <rguenther@suse.de>
7415 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
7416 (vn_binary_op_insert): Likewise.
7417 (vn_unary_op_lookup): Likewise.
7418 (vn_unary_op_insert): Likewise.
7419 (vn_nary_op_lookup): Declare.
7420 (vn_nary_op_insert): Likewise.
7421 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
7422 and binary hashes, use a single obstack for unary_op_pool
7424 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
7425 a single struct vn_nary_op_s. Store tree code length and
7426 a variable number of operands.
7427 (struct vn_reference_op_struct): Remove unused op2.
7428 (vn_reference_op_eq): Do not compare op2.
7429 (vn_reference_op_compute_hash): Do not compute hash of op2.
7430 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
7431 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
7432 with vn_nary_op_compute_hash.
7433 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
7434 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
7436 (vn_unary_op_insert, vn_binary_op_insert): Replace with
7438 (visit_unary_op): Call nary functions.
7439 (visit_binary_op): Likewise.
7440 (process_scc): Adjust for struct vn_tables_s changes.
7441 (allocate_vn_table): Likewise.
7442 (free_vn_table): Likewise.
7443 * tree-vn.c (vn_add): Call nary functions.
7444 (vn_lookup): Likewise.
7446 2008-03-08 Jakub Jelinek <jakub@redhat.com>
7449 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
7450 wdst back after sync_compare_and_swapqhi_internal.
7452 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
7455 * config/i386/i386-modes.def (V1DI): New vector mode.
7456 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
7457 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
7458 (MMXMODE248): Ditto.
7459 (MMXMODE): Add V1DI mode.
7460 (mmxvecsize): Change DI mode to V1DI mode.
7461 ("mov<mode>): Use MMXMODEI8 mode iterator.
7462 ("*mov<mode>_internal_rex64"): Ditto.
7463 ("*mov<mode>_internal"): Ditto.
7464 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
7465 ("mmx_sub<mode>3"): Ditto.
7466 ("mmx_adddi3"): Remove insn pattern.
7467 ("mmx_subdi3"): Ditto.
7468 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
7469 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
7470 ("mmx_ashl<mode>3"): Ditto.
7471 ("mmx_lshrdi3"): Remove insn pattern.
7472 ("mmx_ashldi3"): Ditto.
7473 * config/i386/i386.c (classify_argument): Handle V1DImode.
7474 (function_arg_advance_32): Ditto.
7475 (function_arg_32): Ditto.
7476 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
7477 mmx_addv1di3 insn pattern.
7478 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
7479 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
7480 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
7481 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
7482 Remove definitions of built-in functions.
7483 (V1DI_type_node): New node.
7484 (v1di_ftype_v1di_int): Ditto.
7485 (v1di_ftype_v1di_v1di): Ditto.
7486 (v2si_ftype_v2si_si): Ditto.
7487 (v4hi_ftype_v4hi_di): Remove node.
7488 (v2si_ftype_v2si_di): Ditto.
7489 (ix86_init_mmx_sse_builtins): Handle V1DImode.
7490 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
7491 Redefine builtins using def_builtin_const with *_ftype_*_int node.
7492 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
7493 Add new builtins using def_builtin_const.
7494 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
7495 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
7496 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
7497 * config/i386/mmintrin.h (__v1di): New typedef.
7498 (_mm_add_si64): Cast arguments to __v1di type.
7499 (_mm_sub_si64): Ditto.
7500 (_mm_sll_pi16): Cast __count to __v4hi type.
7501 (_mm_sll_pi32): Cast __count to __v2si type.
7502 (_mm_sll_si64): Cast arguments to __v1di type.
7503 (_mm_srl_pi16): Cast __count to __v4hi type.
7504 (_mm_srl_pi32): Cast __count to __v2si type.
7505 (_mm_srl_si64): Cast arguments to __v1di type.
7506 (_mm_sra_pi16): Cast __count to __v4hi type.
7507 (_mm_sra_pi32): Cast __count to __v2si type.
7508 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
7509 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
7510 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
7511 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
7512 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
7513 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
7514 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
7515 (_mm_srai_pi32): Use __builtin_ia32_psradi.
7516 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
7517 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7518 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7519 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
7521 2008-03-07 Joseph Myers <joseph@codesourcery.com>
7523 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
7525 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
7528 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
7529 reg+const addressing for Altivec modes. Don't generate reg+reg
7530 addressing for TFmode or TDmode quantities.
7532 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
7534 * c-common.c (vector_types_convertible_p): Call langhook
7535 instead of comptypes.
7537 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7540 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
7541 integral and scalar float variables which have a
7544 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
7546 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
7547 dwarf_register_span hook when emitting unwind information for
7548 register-to-memory saves.
7549 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
7550 (rs6000_frame_related): Remove call to spe_synthesize_frame.
7552 2008-03-06 Jakub Jelinek <jakub@redhat.com>
7554 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
7555 for the same VAR_DECL.
7557 2008-03-06 Tom Tromey <tromey@redhat.com>
7560 * doc/standards.texi (Standards): Don't mention treelang.
7561 * doc/invoke.texi (Overall Options): Don't mention treelang.
7562 * doc/install.texi (Prerequisites): Don't mention bison or
7564 (Configuration): Don't mention treelang.
7565 (Building): Likewise.
7566 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
7568 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
7570 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
7571 word-extractions out of a multi-word object.
7573 2008-03-06 Richard Guenther <rguenther@suse.de>
7575 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
7576 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
7577 result type and precision.
7578 * expr.c (get_inner_reference): Set unsignedp based on the result
7579 type of BIT_FIELD_REF.
7580 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
7581 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
7582 (try_instantiate_multiple_fields): Likewise. Use the correct type
7584 (sra_build_assignment): Likewise.
7585 (sra_build_elt_assignment): Likewise.
7586 (sra_explode_bitfield_assignment): Likewise.
7587 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
7588 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
7589 set BIT_FIELD_REF_UNSIGNED.
7590 (vectorizable_load): Likewise.
7592 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
7594 * cse.c (cse_extended_basic_block): Invalidate artificial defs
7597 2008-03-06 Richard Guenther <rguenther@suse.de>
7599 * alias.c (struct alias_set_entry): Move has_zero_child field
7600 to pack with alias_set.
7602 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7604 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7607 2008-03-05 Ian Lance Taylor <iant@google.com>
7609 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
7611 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7613 * fwprop.c (update_df): Support width and offset parameters of
7615 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
7616 global_conflicts): Change DF_REF_EXTRACT to either
7617 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7618 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7619 * df-scan.c (df_ref_record, df_defs_record,
7620 df_ref_create_structure, df_def_record_1, df_uses_record,
7621 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
7622 df_bb_refs_collect, df_entry_block_defs_collect,
7623 df_exit_block_uses_collect): Support new width and offset fields.
7624 (ref_extract_pool): New storage pool.
7625 (df_free_ref): New function.
7626 (df_reg_chain_unlink, df_free_collection_rec,
7627 df_sort_and_compress_refs): Call df_free_ref.
7628 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
7630 (df_ref_create_structure): Allocate df_ref_extract if offset and
7631 width fields are used.
7632 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
7633 (df_uses_record): Get offset and width from ZERO_EXTRACT
7635 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
7636 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7637 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7638 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
7639 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7640 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7641 (df_ref_extract): New structure.
7642 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
7643 (df_ref_create): Add width and offset parameters.
7645 2008-03-05 Richard Guenther <rguenther@suse.de>
7647 * tree-ssa-structalias.c (get_constraint_for_component_ref):
7648 Use ranges_overlap_p.
7649 (offset_overlaps_with_access): Rename
7650 to ranges_overlap_p and move ...
7651 * tree-flow-inline.h (ranges_overlap_p): ... here.
7653 * tree.h (get_inner_reference, handled_component_p): Update
7656 * tree.h (record_component_aliases, get_alias_set,
7657 alias_sets_conflict_p, alias_sets_must_conflict_p,
7658 objects_must_conflict_p): Move declarations ...
7659 * alias.h (record_component_aliases, get_alias_set,
7660 alias_sets_conflict_p, alias_sets_must_conflict_p,
7661 objects_must_conflict_p): ... here.
7662 Include coretypes.h.
7663 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
7665 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
7667 * cfg.c: Include tree-flow.h.
7668 (remove_edge_raw): Call redirect_edge_var_map_clear.
7669 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
7670 * tree-flow-inline.h (redirect_edge_var_map_def): New.
7671 (redirect_edge_var_map_result): New.
7672 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
7673 PENDING_STMT use with redirect_edge_var_map_*.
7674 * tree-ssa.c (edge_var_maps): New definition.
7675 (redirect_edge_var_map_add): New.
7676 (redirect_edge_var_map_clear): New.
7677 (redirect_edge_var_map_dup): New.
7678 (redirect_edge_var_map_vector): New.
7679 (redirect_edge_var_map_destroy): New.
7680 (ssa_redirect_edge): Replace PENDING_STMT use with
7681 redirect_edge_var_map_*.
7682 (flush_pending_stmts): Same.
7683 (delete_tree_ssa): Destroy edge var map.
7684 * tree-flow.h (struct _edge_var_map): New.
7685 Define edge_var_map vector type.
7686 Declare redirect_edge_var_map_* prototypes.
7687 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
7688 * tree-cfg.c (reinstall_phi_args): Replace
7689 PENDING_STMT use with redirect_edge_var_map_*.
7691 2008-03-05 Richard Guenther <rguenther@suse.de>
7693 PR tree-optimization/35472
7694 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
7695 whose single use_stmt has a overlapping set of loaded and
7696 stored symbols as that use_stmt might be a noop assignment then.
7698 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
7700 * gthr-rtems.h: Implement __gthread_mutex_destroy.
7702 2008-03-05 Richard Guenther <rguenther@suse.de>
7705 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
7706 should be constants.
7707 * tree-cfg.c (verify_expr): Verify it.
7708 * fold-const.c (fold_truthop): Remove code generating
7709 BIT_FIELD_REFs of structure bases.
7710 (fold_binary): Likewise.
7711 (fold_ternary): Position and size of BIT_FIELD_REFs are
7712 always host integers.
7713 (make_bit_field_ref): Remove.
7714 (optimize_bit_field_compare): Remove.
7715 (all_ones_mask_p): Remove.
7717 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
7720 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
7721 (split_block_and_df_analyze): New. Split basic block and rebuild
7723 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
7725 (split_pattern_seq): Likewise.
7726 (erase_matching_seqs): Likewise.
7727 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
7729 2008-03-04 Geoff Keating <geoffk@apple.com>
7731 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
7732 declaration and code.
7733 (tree_invalid_nonnegative_warnv_p): Likewise.
7735 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7737 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
7738 examples. Truncate option-names then causing overfull hbox.
7740 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7743 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
7745 * configure: Rebuilt.
7747 2008-03-04 Rafael Espindola <espindola@google.com>
7749 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
7750 (tree_unary_nonnegative_warnv_p): New.
7751 (tree_binary_nonnegative_warnv_p): New.
7752 (tree_single_nonnegative_warnv_p): New.
7753 (tree_invalid_nonnegative_warnv_p): New.
7754 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
7756 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7759 * opts.c (handle_option): Postpone 'unknown option' errors only for
7762 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
7765 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
7768 2008-03-04 Rafael Espindola <espindola@google.com>
7770 * fold-const.c (tree_unary_nonzero_warnv_p): New.
7771 (tree_binary_nonzero_warnv_p): New.
7772 (tree_single_nonzero_warnv_p): New.
7773 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
7775 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
7778 * fold-const.c (fold_cond_expr_with_comparison): Prevent
7779 transformations for modes that have signed zeros.
7780 * ifcvt.c (noce_try_abs): Ditto.
7782 2008-03-04 Joseph Myers <joseph@codesourcery.com>
7784 * config/i386/i386.c (override_options): Force
7785 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
7787 2008-03-04 Jan Hubicka <jh@suse.cz>
7790 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
7793 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7795 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
7796 label to probe the stack.
7798 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7800 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
7801 (__gthr_win32_mutex_destroy): Declare.
7802 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
7803 __gthr_win32_mutex_destroy.
7804 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
7806 2008-03-03 Jan Hubicka <jh@suse.cz>
7809 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
7810 aggressive on inlining cold calls.
7812 2008-03-03 Richard Guenther <rguenther@suse.de>
7814 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
7815 struct copies into the expression table.
7816 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
7817 (try_to_simplify): Likewise.
7818 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
7819 integral and pointer arguments which do not change the
7820 precision to NOP_EXPRs.
7821 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
7822 VIEW_CONVERT_EXPR case.
7824 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
7826 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
7827 defined in a loop at depth 0 is invariant.
7828 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7829 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
7830 be called at loop depth 0.
7832 2008-03-02 Jakub Jelinek <jakub@redhat.com>
7835 * gcc.c (process_command): Update copyright notice dates.
7836 * gcov.c (print_version): Likewise.
7837 * gcov-dump.c (print_version): Likewise.
7838 * mips-tfile.c (main): Likewise.
7839 * mips-tdump.c (main): Likewise.
7841 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7844 * c-common.c (flag_permissive): Delete.
7845 (constant_expression_warnings): Check flags first.
7846 (constant_expression_error): New.
7847 * c-common.h (flag_permissive): Delete.
7848 (constant_expression_error): Declare.
7849 * flags.h (flag_permissive): Declare. Update description.
7850 * diagnostic.c (pedwarn): Update.
7852 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
7853 (permissive_error_kind): New.
7854 * toplev.c (flag_permissive): Define. Update description.
7855 * toplev.h (permissive_error_kind): Declare.
7856 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
7857 (pedwarn_c90): Use pedantic_warning_kind.
7858 * c-opts.c (c_common_post_options): flag_permissive does not affect
7859 flag_pedantic_errors.
7861 2008-03-02 Joseph Myers <joseph@codesourcery.com>
7863 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
7864 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
7865 __absvsi2, __absvDI2): Use unsigned arithmetic.
7867 2008-03-02 Andi Kleen <ak@suse.de>
7868 Richard Guenther <rguenther@suse.de>
7870 * struct-equiv.c: Remove file.
7871 * cfg_cleanup.c (condjump_equiv_p): Remove.
7872 * Makefile.in (OBJS-common): Remove struct-equiv.o.
7873 (struct-equiv.o): Remove rule.
7874 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
7875 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
7876 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
7878 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7880 * ifcvt.c (noce_process_if_block): Try to handle only the then
7881 block if the else block exists but isn't suitable.
7883 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7886 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
7887 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
7888 regression from previous patch.
7890 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7893 * gthr.h: Add __gthread_mutex_destroy as a function that must be
7895 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
7896 * gthr-single.h (__gthread_mutex_destroy): Likewise.
7897 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
7898 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
7899 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
7900 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
7901 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
7902 (__gthread_mutex_destroy_function): Rename to
7903 __gthread_mutex_destroy.
7904 * gthr-dce.h (__gthread_mutex_destroy): Call
7905 pthread_mutex_destroy.
7906 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
7907 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
7908 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
7910 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7912 * df-scan.c (df_ref_chain_change_bb): Simplify.
7913 (df_insn_change_bb): Add new_bb argument. Simplify. Call
7914 set_block_for_insn if there's any change.
7915 * df.h ((df_insn_change_bb): Fix prototype.
7916 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
7917 df_insn_change_bb, don't call set_block_for_insn.
7918 * emit-rtl.c (reorder_insns): Likewise.
7919 * haifa-sched.c (move_insn): Likewise.
7921 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7923 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
7925 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7927 * tree-flow-inline.h (next_readonly_imm_use): Return
7928 NULL_USE_OPERAND_P after the end.
7930 2008-03-01 Richard Guenther <rguenther@suse.de>
7932 PR tree-optimization/35411
7933 * tree-sra.c (sra_build_assignment): Split conversion to
7934 final type to a separate statement if we are not assigning
7937 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7939 * fold-const.c (fold_convertible_p): Correct the logic to follow
7940 that in fold_convert().
7942 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
7945 * tree-inline.c (build_duplicate_type): When we make a
7946 duplicate type, make it unique in the canonical types system.
7948 2008-02-29 Tom Tromey <tromey@redhat.com>
7950 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
7951 input_file_stack_history, input_file_stack_restored): Remove.
7952 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7953 * input.h (struct file_stack): Remove.
7954 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7955 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
7957 * diagnostic.h (struct diagnostic_context) <last_module>: Change
7959 (diagnostic_last_module_changed): Add 'map' argument.
7960 (diagnostic_set_last_function): Likewise.
7961 * diagnostic.c (undiagnostic_report_current_module): Iterate using
7962 line map, not input_file_stack.
7963 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
7965 2008-02-29 Paul Brook <paul@codesourcery.com>
7967 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
7969 2008-02-29 Paul Brook <paul@codesourcery.com>
7971 * config/arm/ieee754-df.S (muldf3): Use RET macros.
7973 2008-02-29 Richard Guenther <rguenther@suse.de>
7975 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
7977 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
7978 value for comparing for a store match.
7979 (simplify_unary_expression): Do nothing for SSA_NAMEs.
7980 (try_to_simplify): Do not do a full-blown reference lookup.
7982 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7984 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
7985 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7987 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
7989 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
7991 * tree-loop-linear.c (try_interchange_loops): Compare memory access
7992 strides against cache sizes.
7994 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7996 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
7999 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
8001 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
8002 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
8003 is smaller than the original promoted value.
8004 (simplify_subreg): If OP is a SUBREG, try to preserve its
8005 SUBREG_PROMOTED_VAR_P information.
8007 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
8009 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
8010 (VN_INFO_GET): Allocate new objects on the obstack.
8011 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
8012 for rpo_numbers_temp, for consistency.
8013 (free_scc_vn): Free the obstack.
8015 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
8017 * doc/invoke.texi: Document -ftree-loop-distribution.
8018 * tree-loop-distribution.c: New.
8019 * tree-pass.h (pass_loop_distribution): New.
8020 * graphds.h (struct graph): Add htab_t indices.
8021 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
8022 * tree-vectorizer.c (rename_variables_in_loop): Extern.
8023 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
8024 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
8025 * tree-data-ref.c (debug_data_dependence_relations): New.
8026 (dump_data_dependence_relation): Also print data references.
8027 (free_data_ref): Extern.
8028 (same_access_functions): Moved...
8029 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
8030 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8031 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
8032 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
8033 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
8034 (stmts_from_loop): Skip LABEL_EXPR.
8035 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
8037 (build_rdg): Initialize rdg->indices htab.
8038 (free_rdg, stores_from_loop, ref_base_address,
8039 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
8040 have_similar_memory_accesses_1, ref_base_address_1,
8041 remove_similar_memory_refs): New.
8042 * tree-data-ref.h: Depend on tree-chrec.h.
8043 (debug_data_dependence_relations, free_data_ref): Declared.
8044 (same_access_functions): ... here.
8045 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
8047 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
8048 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
8049 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
8050 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8051 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
8052 rdg_vertex_for_stmt): Declared.
8053 (struct rdg_edge): Add level.
8055 (free_rdg, stores_from_loop, remove_similar_memory_refs,
8056 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
8058 (rdg_has_similar_memory_accesses): New.
8059 * tree-vect-analyze.c: Remove unused static decls.
8060 * lambda.h (dependence_level): New.
8061 * common.opt (ftree-loop-distribution): New.
8062 * tree-flow.h (mark_virtual_ops_in_bb,
8063 slpeel_tree_duplicate_loop_to_edge_cfg,
8064 rename_variables_in_loop): Declared.
8065 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
8066 (OBJS-common): Add tree-loop-distribution.o.
8067 (tree-loop-distribution.o): New rule.
8068 * tree-cfg.c (mark_virtual_ops_in_bb): New.
8069 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
8070 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
8072 2008-02-28 Joseph Myers <joseph@codesourcery.com>
8075 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
8076 other than structures and unions.
8078 2008-02-28 Richard Guenther <rguenther@suse.de>
8081 2008-02-26 Richard Guenther <rguenther@suse.de>
8083 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8084 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8085 (lookup_decl_from_uid): Declare.
8086 (remove_decl_from_map): Likewise.
8087 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8088 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8089 (decl_for_uid_map): New global hashtable mapping DECL_UID
8091 (init_ttree): Allocate it.
8092 (insert_decl_to_uid_decl_map): New helper function.
8093 (make_node_stat): Insert new decls into the map.
8094 (copy_node_stat): Likewise.
8095 (lookup_decl_from_uid): New function.
8096 (remove_decl_from_map): Likewise.
8097 (print_decl_for_uid_map_statistics): New helper.
8098 (dump_tree_statistics): Call it.
8100 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8101 (referenced_var_iterator): Adjust.
8102 (FOR_EACH_REFERENCED_VAR): Adjust.
8103 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8104 (num_referenced_vars): Adjust.
8105 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8106 (first_referenced_var): Remove.
8107 (end_referenced_vars_p): Likewise.
8108 (next_referenced_var): Likewise.
8109 (referenced_var_iterator_set): New helper function.
8110 * tree-dfa.c (referenced_var_lookup): Adjust.
8111 (referenced_var_check_and_insert): Likewise.
8112 (remove_referenced_var): Likewise.
8113 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8114 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8115 (verify_call_clobbering): Likewise.
8116 (verify_memory_partitions): Likewise.
8117 (init_tree_ssa): Allocate bitmap instead of hashtable for
8119 (delete_tree_ssa): Adjust.
8120 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8121 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8122 (compute_tag_properties): Likewise.
8123 (set_initial_properties): Likewise.
8124 (find_partition_for): Likewise.
8125 (update_reference_counts): Likewise.
8126 (dump_may_aliases_for): Likewise.
8127 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8128 (add_call_clobber_ops): Likewise.
8129 (add_call_read_ops): Likewise.
8130 (get_asm_expr_operands): Likewise.
8131 * tree-into-ssa.c (dump_decl_set): Likewise.
8132 (update_ssa): Likewise.
8133 * tree-sra.c (scan_function): Likewise.
8134 (decide_instantiations): Likewise.
8135 (scalarize_parms): Likewise.
8136 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8137 (dsa_named_for): Likewise.
8138 * tree-ssa-structalias.c (update_alias_info): Likewise.
8139 (merge_smts_into): Likewise.
8141 2008-02-27 David Daney <ddaney@avtrex.com>
8144 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
8145 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
8146 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
8147 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
8148 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
8150 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
8153 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
8154 (BUILT_IN_NEXTTOWARD): Remove.
8155 (BUILT_IN_NEXTTOWARDF): Ditto.
8156 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
8157 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
8159 2008-02-27 Tom Tromey <tromey@redhat.com>
8161 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
8162 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
8164 2008-02-27 Jan Beulich <jbeulich@novell.com>
8166 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
8167 update the respective field on newdecl.
8169 2008-02-27 Revital Eres <eres@il.ibm.com>
8171 PR rtl-optimization/34999
8172 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
8173 crossing edges that ends with a call insn.
8174 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
8175 call insn and clear the EDGE_CROSSING flag of the crossing edge
8176 when fixing fallthru edges.
8178 2008-02-27 Richard Guenther <rguenther@suse.de>
8181 * fold-const.c (fold_unary): Return the correct argument,
8182 converted to the result type.
8184 2008-02-27 Richard Guenther <rguenther@suse.de>
8187 * expr.c (expand_expr_real_1): Assert on rotates that operate
8189 * fold-const.c (fold_binary): Use the types precision, not the
8190 bitsize of the mode if folding rotate expressions. Build rotates
8191 only for full modes.
8193 2008-02-27 Jakub Jelinek <jakub@redhat.com>
8195 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
8197 * c-pragma.c (pragma_ns_name): New typedef.
8198 (registered_pp_pragmas): New variable.
8199 (c_pp_lookup_pragma): New function.
8200 (c_register_pragma_1): If flag_preprocess_only, do nothing
8201 for non-expanded pragmas, for expanded ones push pragma's
8202 namespace and name into registered_pp_pragmas vector.
8203 (c_invoke_pragma_handler): Register OpenMP pragmas even when
8204 flag_preprocess_only, don't register GCC pch_preprocess
8205 pragma if flag_preprocess_only.
8206 * c-opts.c (c_common_init): Call init_pragma even if
8207 flag_preprocess_only.
8208 * c-pragma.c (c_pp_lookup_pragma): New prototype.
8209 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
8210 cpp_register_pragma if flag_preprocess_only.
8212 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8215 * c-parser.c (c_parser_translation_unit): Warn for empty
8216 translation unit, not empty source file.
8218 2008-02-26 Paul Brook <paul@codesourcery.com>
8220 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
8221 operand for Thumb-2.
8222 * config/arm/arm.h (reg_class): Add CORE_REGS.
8223 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
8224 (BASE_REG_CLASS): Use CORE_REGS.
8225 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
8226 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
8227 (REGNO_OK_FOR_INDEX_P): Exclude SP.
8228 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
8229 ARM_REGNO_OK_FOR_INDEX_P.
8230 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
8231 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
8232 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
8233 (ldm/stm peepholes): Ditto.
8234 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
8235 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
8236 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
8237 * config/arm/constraints.md: Enable "k" constraint on ARM.
8239 2008-02-27 Ben Elliston <bje@au.ibm.com>
8241 * config/rs6000/rs6000.c: Annotate cache line size field in all
8242 instances of struct processor_costs.
8244 2008-02-26 David Edelsohn <edelsohn@gnu.org>
8246 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
8247 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
8248 jump_bypass): New counters.
8249 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
8250 * dce.c (gate_ud_dce): Same.
8251 (gate_fast_dce): Same.
8252 * dse.c (gate_dse1): New function.
8253 (gate_dse2): New function.
8254 (gate_dse): Merge results of new gate functions.
8255 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
8256 (gate_handle_jump_bypass): Add dbg_cnt.
8257 (gate_handle_gcse): Add dbg_cnt.
8258 * ifcvt.c (gate_handle_if_conversion): Same.
8259 (gate_handle_if_after_combine): Same.
8260 (gate_handle_if_after_reload): Same.
8261 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
8263 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
8265 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
8267 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
8269 2008-02-26 Jason Merrill <jason@redhat.com>
8272 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
8273 alone if it's the naming decl for the type's main variant.
8275 2008-02-26 Tom Tromey <tromey@redhat.com>
8277 * system.h (USE_MAPPED_LOCATION): Poison.
8278 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
8279 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
8280 (make_goto_expr_edges): Likewise.
8281 (remove_bb): Likewise.
8282 (execute_warn_function_return): Likewise.
8283 * basic-block.h (struct edge_def) <goto_locus>: Change type to
8285 * c-common.c (fname_decl): Remove old location code.
8286 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
8288 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
8290 (ASM_INPUT_SOURCE_LOCATION): Likewise.
8291 (gen_rtx_ASM_INPUT): Likewise.
8292 (gen_rtx_ASM_INPUT_loc): Likewise.
8293 (get_rtx_asm_OPERANDS): Remove.
8294 * cfglayout.c (insn_locators_alloc): Remove old location code.
8295 (set_curr_insn_source_location): Likewise.
8296 (curr_insn_locator): Likewise.
8297 * print-tree.c (print_node): Remove old location code.
8298 * tree-mudflap.c (mf_varname_tree): Remove old location code.
8299 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
8300 * cfgexpand.c (expand_gimple_cond_expr): Don't use
8301 location_from_locus.
8302 (construct_exit_block): Remove old location code.
8303 * emit-rtl.c (force_next_line_note): Remove old location code.
8304 * profile.c (branch_prob): Remove old location code.
8305 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
8306 LOC_LINE): Remove old-location variants.
8307 * langhooks.c (lhd_print_error_function): Remove old location
8309 * configure, config.in: Rebuilt.
8310 * configure.ac (--enable-mapped-location): Remove.
8311 * c-decl.c (c_init_decl_processing): Remove old location code.
8312 (finish_function): Likewise.
8313 * recog.c (decode_asm_operands): Remove old location code.
8314 * c-pch.c (c_common_read_pch): Remove old location code.
8315 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
8317 * gimple-low.c (lower_function_body): Remove old location code.
8318 * toplev.c (unknown_location): Remove.
8319 (push_srcloc): Remove old-location variant.
8320 (process_options): Remove old location code.
8321 (lang_dependent_init): Likewise.
8322 * input.h (UNKNOWN_LOCATION): Move definition.
8323 (location_t): Undeprecate.
8324 (source_locus): Remove.
8325 (location_from_locus): Remove.
8326 (struct location_s): Remove.
8327 Remove all old-location code.
8328 (input_line, input_filename): Remove.
8329 * final.c (final_scan_insn): Remove old location code.
8330 * diagnostic.c (diagnostic_build_prefix): Remove
8331 USE_MAPPED_LOCATION test.
8332 * tree.h (gimple_stmt) <locus>: Now a location_t.
8333 (tree_exp) <locus>: Likewise.
8334 (DECL_IS_BUILTIN): Remove old-location variant.
8335 (annotate_with_file_line, annotate_with_locus): Likewise.
8336 (expr_locus, set_expr_locus): Update.
8337 * tree.c (build1_stat): Remove old location code.
8338 (last_annotated_node): Remove.
8339 (annotate_with_file_line): Remove old-location variant.
8340 (annotate_with_locus): Likewise.
8341 (expr_location): Remove old location code.
8342 (set_expr_location): Likewise.
8343 (expr_has_location): Likewise.
8344 (expr_locus): Likewise.
8345 (set_expr_locus): Likewise.
8346 (expr_filename): Don't use location_from_locus.
8347 (expr_lineno): Likewise.
8348 * rtl-error.c (location_for_asm): Remove old location code.
8349 * c-lex.c (cb_line_change): Remove old location code.
8350 (fe_file_change): Likewise.
8351 (cb_def_pragma): Likewise.
8352 (c_lex_with_flags): Likewise.
8353 * gengtype.c (do_typedef): Don't special-case location types.
8354 (define_location_structures): Remove.
8355 (main): Don't call define_location_structures.
8356 * tree-pretty-print.c (dump_implicit_edges): Remove old location
8359 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8362 * builtins.def (BUILT_IN_STDARG_START): Remove.
8363 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
8364 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8365 * tree-inline.c (inline_forbidden_p_1): Likewise.
8367 2008-02-26 Richard Guenther <rguenther@suse.de>
8369 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8370 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8371 (lookup_decl_from_uid): Declare.
8372 (remove_decl_from_map): Likewise.
8373 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8374 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8375 (decl_for_uid_map): New global hashtable mapping DECL_UID
8377 (init_ttree): Allocate it.
8378 (insert_decl_to_uid_decl_map): New helper function.
8379 (make_node_stat): Insert new decls into the map.
8380 (copy_node_stat): Likewise.
8381 (lookup_decl_from_uid): New function.
8382 (remove_decl_from_map): Likewise.
8383 (print_decl_for_uid_map_statistics): New helper.
8384 (dump_tree_statistics): Call it.
8386 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8387 (referenced_var_iterator): Adjust.
8388 (FOR_EACH_REFERENCED_VAR): Adjust.
8389 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8390 (num_referenced_vars): Adjust.
8391 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8392 (first_referenced_var): Remove.
8393 (end_referenced_vars_p): Likewise.
8394 (next_referenced_var): Likewise.
8395 (referenced_var_iterator_set): New helper function.
8396 * tree-dfa.c (referenced_var_lookup): Adjust.
8397 (referenced_var_check_and_insert): Likewise.
8398 (remove_referenced_var): Likewise.
8399 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8400 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8401 (verify_call_clobbering): Likewise.
8402 (verify_memory_partitions): Likewise.
8403 (init_tree_ssa): Allocate bitmap instead of hashtable for
8405 (delete_tree_ssa): Adjust.
8406 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8407 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8408 (compute_tag_properties): Likewise.
8409 (set_initial_properties): Likewise.
8410 (find_partition_for): Likewise.
8411 (update_reference_counts): Likewise.
8412 (dump_may_aliases_for): Likewise.
8413 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8414 (add_call_clobber_ops): Likewise.
8415 (add_call_read_ops): Likewise.
8416 (get_asm_expr_operands): Likewise.
8417 * tree-into-ssa.c (dump_decl_set): Likewise.
8418 (update_ssa): Likewise.
8419 * tree-sra.c (scan_function): Likewise.
8420 (decide_instantiations): Likewise.
8421 (scalarize_parms): Likewise.
8422 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8423 (dsa_named_for): Likewise.
8424 * tree-ssa-structalias.c (update_alias_info): Likewise.
8425 (merge_smts_into): Likewise.
8427 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8430 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
8431 * c-opts.c (c_common_handle_option): Wall enables
8432 Wvolatile-register-var.
8433 * common.opt: Move Wvolatile-register-var to...
8436 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8438 * common.opt (Wlarger-than=): New.
8439 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
8441 * opts.c (common_handle_option): Handle -Wlarger-than=.
8442 * optc-gen.awk: Likewise.
8443 * opth-gen.awk: Likewise.
8444 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
8445 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8447 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8449 * c-common.c (match_case_to_enum_1): Add appropriate
8450 OPT_W* parameter to warning.
8451 (c_do_switch_warnings): Likewise.
8452 * c-typeck.c (warning_init): Add one more parameter following
8454 (push_init_level): Update call to warning_init.
8455 (pop_init_level): Likewise.
8456 (add_pending_init): Likewise.
8457 (output_init_element: Likewise.
8459 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8462 * toplev.c (toplev_main): If there are warnings or error, print
8463 errors for ignored options.
8464 * opts.c (ignored_options): New static variable.
8465 (postpone_unknown_option_error): New.
8466 (print_ignored_options): New.
8467 (handle_option): Postpone errors for unknown -Wno-* options.
8468 * opts.h (print_ignored_options): Declare.
8470 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
8472 * config/mips/mips.md (loadgp_blockage, blockage): Change type
8475 2008-02-25 Richard Guenther <rguenther@suse.de>
8478 2008-02-25 Richard Guenther <rguenther@suse.de>
8480 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8481 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8482 (lookup_decl_from_uid): Declare.
8483 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8484 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8485 (decl_for_uid_map): New global hashtable mapping DECL_UID
8487 (init_ttree): Allocate it.
8488 (insert_decl_to_uid_decl_map): New helper function.
8489 (make_node_stat): Insert new decls into the map.
8490 (copy_node_stat): Likewise.
8491 (lookup_decl_from_uid): New function.
8492 (print_decl_for_uid_map_statistics): New helper.
8493 (dump_tree_statistics): Call it.
8495 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8496 (referenced_var_iterator): Adjust.
8497 (FOR_EACH_REFERENCED_VAR): Adjust.
8498 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8499 (num_referenced_vars): Adjust.
8500 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8501 (first_referenced_var): Remove.
8502 (end_referenced_vars_p): Likewise.
8503 (next_referenced_var): Likewise.
8504 (referenced_var_iterator_set): New helper function.
8505 * tree-dfa.c (referenced_var_lookup): Adjust.
8506 (referenced_var_check_and_insert): Likewise.
8507 (remove_referenced_var): Likewise.
8508 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8509 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8510 (verify_call_clobbering): Likewise.
8511 (verify_memory_partitions): Likewise.
8512 (init_tree_ssa): Allocate bitmap instead of hashtable for
8514 (delete_tree_ssa): Adjust.
8515 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8516 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8517 (compute_tag_properties): Likewise.
8518 (set_initial_properties): Likewise.
8519 (find_partition_for): Likewise.
8520 (update_reference_counts): Likewise.
8521 (dump_may_aliases_for): Likewise.
8522 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8523 (add_call_clobber_ops): Likewise.
8524 (add_call_read_ops): Likewise.
8525 (get_asm_expr_operands): Likewise.
8526 * tree-into-ssa.c (dump_decl_set): Likewise.
8527 (update_ssa): Likewise.
8528 * tree-sra.c (scan_function): Likewise.
8529 (decide_instantiations): Likewise.
8530 (scalarize_parms): Likewise.
8531 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8532 (dsa_named_for): Likewise.
8533 * tree-ssa-structalias.c (update_alias_info): Likewise.
8534 (merge_smts_into): Likewise.
8536 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8539 * doc/invoke.texi (-fcx-limited-range): Document new option.
8540 * toplev.c (process_options): Handle -fcx-fortran-rules.
8541 * common.opt: Add documentation for -fcx-fortran-rules.
8543 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8546 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
8547 actual behaviour and C99.
8549 2008-02-26 Ben Elliston <bje@au.ibm.com>
8551 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
8552 (ASM_CPU_POWER6_SPEC): Likewise.
8553 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
8554 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
8555 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
8557 2008-02-25 Richard Guenther <rguenther@suse.de>
8559 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8560 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8561 (lookup_decl_from_uid): Declare.
8562 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8563 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8564 (decl_for_uid_map): New global hashtable mapping DECL_UID
8566 (init_ttree): Allocate it.
8567 (insert_decl_to_uid_decl_map): New helper function.
8568 (make_node_stat): Insert new decls into the map.
8569 (copy_node_stat): Likewise.
8570 (lookup_decl_from_uid): New function.
8571 (print_decl_for_uid_map_statistics): New helper.
8572 (dump_tree_statistics): Call it.
8574 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8575 (referenced_var_iterator): Adjust.
8576 (FOR_EACH_REFERENCED_VAR): Adjust.
8577 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8578 (num_referenced_vars): Adjust.
8579 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8580 (first_referenced_var): Remove.
8581 (end_referenced_vars_p): Likewise.
8582 (next_referenced_var): Likewise.
8583 (referenced_var_iterator_set): New helper function.
8584 * tree-dfa.c (referenced_var_lookup): Adjust.
8585 (referenced_var_check_and_insert): Likewise.
8586 (remove_referenced_var): Likewise.
8587 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8588 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8589 (verify_call_clobbering): Likewise.
8590 (verify_memory_partitions): Likewise.
8591 (init_tree_ssa): Allocate bitmap instead of hashtable for
8593 (delete_tree_ssa): Adjust.
8594 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8595 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8596 (compute_tag_properties): Likewise.
8597 (set_initial_properties): Likewise.
8598 (find_partition_for): Likewise.
8599 (update_reference_counts): Likewise.
8600 (dump_may_aliases_for): Likewise.
8601 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8602 (add_call_clobber_ops): Likewise.
8603 (add_call_read_ops): Likewise.
8604 (get_asm_expr_operands): Likewise.
8605 * tree-into-ssa.c (dump_decl_set): Likewise.
8606 (update_ssa): Likewise.
8607 * tree-sra.c (scan_function): Likewise.
8608 (decide_instantiations): Likewise.
8609 (scalarize_parms): Likewise.
8610 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8611 (dsa_named_for): Likewise.
8612 * tree-ssa-structalias.c (update_alias_info): Likewise.
8613 (merge_smts_into): Likewise.
8615 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
8618 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
8619 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
8620 * alias.h (nonoverlapping_memrefs_p): Likewise.
8622 2008-02-25 Jan Beulich <jbeulich@novell.com>
8624 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
8625 * config/i386/netware-libgcc.exp: Add __bswap?i2,
8626 __emultls_get_address, __emultls_register_common,
8627 __floatundi?f, and _Unwind_GetIPInfo.
8628 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
8629 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
8630 (gen_regparm_prefix): Likewise.
8631 (i386_nlm_encode_section_info): Sync with
8632 config/i386/winnt.c:i386_pe_encode_section_info().
8633 (i386_nlm_maybe_mangle_decl_assembler_name): New.
8634 i386_nlm_mangle_decl_assembler_name): New.
8635 (netware_override_options): New.
8636 * config/i386/netware.h (netware_override_options): Declare.
8637 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
8638 (i386_nlm_mangle_decl_assembler_name): Declare.
8639 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
8641 2008-02-25 Ben Elliston <bje@au.ibm.com>
8644 * c-decl.c (grokdeclarator): Remove unused local variables
8645 `typedef_type' and `type_as_written'.
8647 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
8648 unused local variable `has_hot_blocks'.
8649 (fix_crossing_conditional_branches): Remove unused local variable
8652 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
8655 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
8656 using DEF_C99_BUILTIN.
8657 (BUILT_IN_NANF): Ditto.
8658 (BUILT_IN_NANL): Ditto.
8660 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
8661 Revital Eres <eres@il.ibm.com>
8663 * modulo-sched.c (calculate_must_precede_follow): Address TODO
8664 regarding the order of two dependent insns in the same row.
8666 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
8668 * stor-layout.c (layout_decl): Do not bump the alignment of a
8669 bit-field to more than byte alignment if it is packed.
8671 2008-02-24 David Edelsohn <edelsohn@gnu.org>
8673 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
8676 2008-02-24 Diego Novillo <dnovillo@google.com>
8678 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
8681 * tree-vrp.c (vrp_evaluate_conditional): With
8682 -Wtype-limits, emit a warning when comparing against a
8683 constant outside the natural range of OP0's type.
8684 * c.opt (Wtype-limits): Move ...
8685 * common.opt (Wtype-limits): ... here.
8687 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
8689 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
8690 * config/rs6000/e300c2c3.md: New file.
8691 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8693 (rs6000_override_options): Add e300c2 and e300c3 cases to
8694 processor_target_table. Do not allow usage of Altivec or Spe
8695 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
8696 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
8697 * config/rs6000/rs6000.h (processor_type): Add
8698 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
8699 (ASM_CPU_SPEC): Add e300c2 and e300c3.
8700 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
8701 and ppce300c3. Include e300c2c3.md.
8703 2008-02-23 David Edelsohn <edelsohn@gnu.org>
8705 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
8706 instead of TARGET_STRICT_ALIGN.
8708 2008-02-23 Joseph Myers <joseph@codesourcery.com>
8710 * explow.c (memory_address): Assert that the generated address is
8713 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8716 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
8717 * config/darwin-ppc-ldouble-patch.def: New file.
8718 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
8719 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
8720 SUBTARGET_INIT_BUILTINS if defined.
8721 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
8724 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8727 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
8728 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
8730 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8733 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
8734 file" warning condtional on -Winvalid-PCH.
8736 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8738 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
8740 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
8744 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
8745 prevent reload from using MMX registers.
8746 (*mov<mode>_internal): Ditto.
8747 (*movv2sf_internal_rex64): Ditto.
8748 (*movv2sf_internal): Ditto.
8750 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8752 PR documentation/31569
8753 * doc/install.texi2html: Use makeinfo --no-number-sections.
8755 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8757 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
8758 ensure that we can address an entire entity > 8 bytes. Don't
8759 generate reg+reg addressing for such data.
8761 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8763 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
8764 strings when optimizing for size, unless the target cares about
8767 2008-02-22 Tom Tromey <tromey@redhat.com>
8769 * regclass.c (current_pass): Remove declaration.
8771 2008-02-22 Anatoly Sokolov <aesok@post.ru>
8773 * config/avr/libgcc.S (__RAMPZ__): Define.
8774 (__do_copy_data): Add for devices with 128KB code memory.
8776 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8778 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8780 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
8782 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
8784 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
8787 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8790 * c-typeck.c (build_binary_op): Warn about floating point
8791 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
8793 2008-02-21 Janis Johnson <janis187@us.ibm.com>
8796 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
8797 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
8799 (rs6000_override_options): Set altivec_abi as default, not override,
8800 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
8801 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
8802 is used; use new member spe_abi.
8803 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
8804 spe_abi and altivec_abi.
8806 2008-02-22 Tomas Bily <tbily@suse.cz>
8808 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
8810 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8813 * config.build (build_file_translate): Set to `CMD //c' only if
8815 * Makefile.in (build_file_translate): Improve comment.
8817 2008-02-21 Jan Hubicka <jh@suse.cz>
8819 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
8820 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
8821 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
8823 2008-02-21 Michael Matz <matz@suse.de>
8826 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
8828 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
8830 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
8831 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
8833 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
8834 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
8835 SSE_VEC_FLOAT_MODE_P as insn constraint.
8836 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
8837 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
8838 sse4a_movntdf using MODEF mode iterator.
8839 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
8840 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
8841 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
8842 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
8843 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
8844 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
8845 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
8847 2008-02-21 Richard Guenther <rguenther@suse.de>
8849 * tree.def (PAREN_EXPR): New tree code.
8850 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
8852 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
8853 * expr.c (expand_expr_real_1): Likewise.
8854 * tree-inline.c (estimate_num_insns_1): Likewise.
8855 * tree-complex.c (expand_complex_move): Likewise.
8856 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
8859 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8862 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
8864 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8867 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
8869 * config/sh/sh.c (find_barrier): Don't go past
8870 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
8872 2008-02-20 DJ Delorie <dj@redhat.com>
8874 * config/h8300/h8300.md (insv): Force source operand to be a register.
8876 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
8877 as a jump, not as a plain insn.
8879 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
8881 * doc/invoke.texi (Warning Options): Add new option
8882 -Wframe-larger-than=.
8883 (-Wframe-larger-than): Document.
8885 * flags.h (warn_frame_larger_than, frame_larger_than_size):
8886 Add declarations for new option variables.
8888 * final.c (final_start_function): Check the frame size
8889 before emission and issue a Wframe-larger-than warning.
8891 * opts.c (warn_frame_larger_than, frame_larger_than_size):
8892 Add definitions for new option variables.
8893 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
8895 * common.opt (Wframe-larger-than=): New option.
8897 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8899 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
8900 (<sse>_div<mode>3): Ditto.
8901 (<sse>_vmdiv<mode>3): Ditto.
8902 (<sse>_vmsqrt<mode>2): Ditto.
8903 (*smax<mode>3): Ditto.
8904 (sse5_frcz<mode>2): Ditto.
8905 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
8908 2008-02-20 Richard Guenther <rguenther@suse.de>
8911 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
8912 be happy with INTEGRAL_TYPE_P.
8914 2008-02-20 Richard Guenther <rguenther@suse.de>
8916 * fold-const.c (split_tree): Associate floatig-point expressions
8917 if flag_associative_math is set.
8919 2008-02-20 Richard Guenther <rguenther@suse.de>
8921 * tree.h (fold_real_zero_addition_p): Declare.
8922 * fold-const.c (fold_real_zero_addition_p): Export.
8923 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
8924 floating-point operations with zero and one.
8926 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
8928 * doc/install.texi: Correct references to CFLAGS, replacing them
8929 with BOOT_CFLAGS. Document flags used during bootstrap for
8932 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8934 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
8935 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
8936 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
8938 (smin<mode>3): Ditto from similar patterns.
8939 (smax<mode>3): Ditto.
8940 (*ieee_smin<mode>3): Ditto.
8941 (*ieee_smax<mode>3): Ditto.
8942 * config/i386/sse.md (sse): New mode attribute.
8943 (mov<mode>): Macroize expander from movv4sf and movv2df using
8944 SSEMODEF2P mode iterator.
8945 (<sse>_movnt<mode>): Ditto from similar patterns. Use
8946 SSE_VEC_FLOAT_MODE_P as insn constraint.
8947 (storent<mode>): Ditto.
8948 (storent<mode>): Macroize expander from storentsf and storentdf using
8949 MODEF mode iterator.
8950 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
8951 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
8952 (abs<mode>2): Ditto from similar patterns.
8953 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
8954 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
8955 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
8956 (<sse>_vmsqrt<mode>2): Ditto.
8957 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
8958 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
8959 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
8960 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
8961 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
8962 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
8963 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
8965 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
8966 iterator and SSE_FLOAT_MODE_P as insn constraint.
8967 (<sse>_ucomi): Ditto from similar patterns.
8968 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
8969 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
8970 SSE_VEC_FLOAT_MODE_P as insn constraint.
8971 (vcond<mode>): Ditto from similar patterns.
8972 (and<mode>3, *and<mode>3): Ditto.
8973 (<sse>_nand<mode>3): Ditto.
8974 (ior<mode>3, *ior<mode>3): Ditto.
8975 (xor<mode>3, *xor<mode>3): Ditto.
8976 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
8977 iterator and SSE_FLOAT_MODE_P as insn constraint.
8978 (*nand<mode>3): Ditto from similar patterns.
8979 (*ior<mode>3): Ditto.
8980 (*xor<mode>3): Ditto.
8982 2008-02-20 Ira Rosen <irar@il.ibm.com>
8984 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
8985 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
8986 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
8988 2008-02-19 Jan Hubicka <jh@suse.cz>
8990 * predict.c (tree_bb_level_predictions): Remove variable next
8991 mistakely introduced by previous commit.
8993 2008-02-19 Jan Hubicka <jh@suse.cz>
8995 * predict.c (predict_paths_leading_to): Rewrite.
8996 (predict_paths_for_bb): New.
8997 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
8999 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9002 * Makefile.in (build_file_translate): New.
9003 (gcc-vers.texi): Use it for translating $(abs_srcdir).
9004 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
9005 * configure.ac (build_file_translate): Substitute it.
9006 * configure: Regenerate.
9008 2008-02-19 Jan Hubicka <jh@suse.cz>
9010 PR rtl-optimization/34408
9011 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
9014 2008-02-19 Jan Hubicka <jh@suse.cz>
9017 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
9020 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
9023 * config/i386/i386-modes.def: Revert the last DI alignment
9024 change until Ada people can look into it.
9026 2008-02-19 Nick Clifton <nickc@redhat.com>
9028 * opts.c (print_specific_help): Fix typo in --help text.
9030 2008-02-19 Jakub Jelinek <jakub@redhat.com>
9033 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
9034 32-bit inline asm without asm alternatives for host GCC < 3.0.
9036 2008-02-19 Richard Guenther <rguenther@suse.de>
9038 PR tree-optimization/34989
9039 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
9040 Allow propagation to INDIRECT_REF if we can simplify only.
9042 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9044 * c-common.c (warn_for_collisions_1): Use appropriate option when
9047 2008-02-19 Nick Clifton <nickc@redhat.com>
9050 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
9051 (handle_options): Fix indentation.
9052 (print_filtered_help): If no language-specific options were
9053 displayed tell the user how to list all the options supported by
9054 the language's front-end.
9055 (print_specific_help): Fix indentation and remove duplicate line.
9056 (common_handle_option): Handle the -v option.
9057 For --help enable the display of undocumented options if the -v
9058 switch has been included on the command line.
9059 For --help= check for overlaps in the arguments between the option
9060 classes and the language names and issue a warning when they
9061 cannot be disambiguated.
9062 * c.opt (v): Pass on to the common option handler.
9064 2008-02-19 Revital Eres <eres@il.ibm.com>
9066 * modulo-sched.c (sms_schedule): Change dump message when
9067 create_ddg function fails.
9068 (try_scheduling_node_in_cycle): Rename row to cycle.
9069 (print_partial_schedule): Rename CYCLE to ROW.
9071 2008-02-19 Christian Bruel <christian.bruel@st.com>
9072 Zdenek Dvorak <ook@ucw.cz>
9074 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
9076 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9079 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
9080 (*x86_movdicc_0_m1_se): Ditto.
9082 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9084 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
9085 (CMPtype): Define as __gcc_CMPtype.
9086 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
9087 (CMPtype): Define as __gcc_CMPtype.
9089 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
9091 Support valgrind 3.3 for --enable-checking=valgrind.
9092 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
9094 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
9095 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
9096 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
9097 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
9098 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
9099 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
9100 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
9102 * ggc-zone.c: Similar.
9103 * ggc-page.c: Similar.
9105 2008-02-19 Paul Brook <paul@codesourcery.com>
9108 * config/arm/ieee754-df.S: Fix do_it typo.
9109 * config/arm/ieee754-sf.S: Fix do_it typo.
9111 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9114 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
9115 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
9116 (OPTION_MASK_ISA_SSE_SET): Likewise.
9117 (OPTION_MASK_ISA_SSE2_SET): Likewise.
9118 (OPTION_MASK_ISA_SSE3_SET): Likewise.
9119 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
9120 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
9121 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
9122 (OPTION_MASK_ISA_SSE4_SET): Likewise.
9123 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
9124 (OPTION_MASK_ISA_SSE5_SET): Likewise.
9125 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
9126 (OPTION_MASK_ISA_MMX_UNSET): Updated.
9127 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
9128 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9129 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9130 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9131 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9132 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9133 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9134 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
9135 (OPTION_MASK_ISA_SSE4): Removed.
9136 (ix86_handle_option): Turn on bits in ix86_isa_flags and
9137 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
9138 (override_options): Don't turn on implied SSE/MMX bits in
9141 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9143 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9146 2008-02-18 Joey Ye <joey.ye@intel.com>
9149 * tree-nested.c (insert_field_into_struct): Set type alignment
9150 to field alignment if the former is less than the latter.
9152 2008-02-18 Jakub Jelinek <jakub@redhat.com>
9154 * BASE-VER: Set to 4.4.0.
9156 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9158 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
9159 * doc/cfg.texi: Likewise.
9160 * doc/extend.texi: Likewise.
9161 * doc/gty.texi: Likewise.
9162 * doc/invoke.texi: Likewise.
9163 * doc/loop.texi: Likewise.
9164 * doc/md.texi: Likewise.
9165 * doc/passes.texi: Likewise.
9166 * doc/rtl.texi: Likewise.
9167 * doc/sourcebuild.texi: Likewise.
9168 * doc/tm.texi: Likewise.
9169 * doc/tree-ssa.texi: Likewise.
9171 2008-02-17 Richard Guenther <rguenther@suse.de>
9174 * tree-complex.c (init_parameter_lattice_values): Handle parameters
9175 without default definition.
9177 2008-02-17 Richard Guenther <rguenther@suse.de>
9179 PR tree-optimization/35231
9180 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
9183 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
9186 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9187 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9188 libgcc_cmp_return mode.
9190 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9193 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
9195 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
9197 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
9200 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9202 * doc/c-tree.texi: Use `@.' where appropriate.
9203 * doc/extend.texi: Likewise.
9204 * doc/install.texi: Likewise.
9205 * doc/invoke.texi: Likewise.
9206 * doc/loop.texi: Likewise.
9207 * doc/makefile.texi: Likewise.
9208 * doc/md.texi: Likewise.
9209 * doc/passes.texi: Likewise.
9210 * doc/standards.texi: Likewise.
9211 * doc/tm.texi: Likewise.
9213 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9216 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
9218 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
9219 rather than in entry_bb.
9221 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9223 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9224 libgcc_cmp_return mode.
9226 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9229 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
9230 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
9232 2008-02-15 Richard Guenther <rguenther@suse.de>
9233 Zdenek Dvorak <ook@ucw.cz>
9235 PR tree-optimization/35164
9236 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
9237 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
9238 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
9239 Only propagate addresses which do not have abnormal SSA_NAMEs
9242 2008-02-15 Joseph Myers <joseph@codesourcery.com>
9245 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
9247 2008-02-15 Jan Hubicka <jh@suse.cz>
9250 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
9252 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9255 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
9256 when calculating alignment_pad.
9258 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9260 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
9261 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
9262 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
9263 and STACK_BOUNDARY define.
9265 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
9267 PR preprocessor/35061
9268 * c-pragma.c (handle_pragma_pop_macro): Check that
9269 pushed_macro_table has been allocated.
9271 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
9274 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
9275 (force_gimple_operand): Likewise.
9276 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
9277 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
9278 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
9279 (find_interesting_uses_address): Check addressability and alignment
9280 of the base expression only after substituting bases of IVs into it.
9282 2008-02-14 Michael Matz <matz@suse.de>
9285 * function.c (instantiate_virtual_regs_in_insn): Reload address
9286 before falling back to reloading the whole operand.
9288 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
9290 * config/s390/s390.c (s390_mainpool_start): Emit the pool
9291 before the first section switch note.
9293 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9295 * doc/bugreport.texi: Update copyright years.
9296 * doc/c-tree.texi: Likewise.
9297 * doc/cfg.texi: Likewise.
9298 * doc/cpp.texi: Likewise.
9299 * doc/cppinternals.texi: Likewise.
9300 * doc/fragments.texi: Likewise.
9301 * doc/frontends.texi: Likewise.
9302 * doc/gcc.texi: Likewise.
9303 * doc/gty.texi: Likewise.
9304 * doc/hostconfig.texi: Likewise.
9305 * doc/implement-c.texi: Likewise.
9306 * doc/libgcc.texi: Likewise.
9307 * doc/loop.texi: Likewise.
9308 * doc/makefile.texi: Likewise.
9309 * doc/options.texi: Likewise.
9310 * doc/passes.texi: Likewise.
9311 * doc/rtl.texi: Likewise.
9312 * doc/sourcebuild.texi: Likewise.
9313 * doc/standards.texi: Likewise.
9314 * doc/tree-ssa.texi: Likewise.
9315 * doc/trouble.texi: Likewise.
9317 * doc/extend.texi: Use @: or add comma where appropriate.
9318 * doc/invoke.texi: Likewise.
9319 * doc/tm.texi: Likewise.
9321 2008-02-14 Alan Modra <amodra@bigpond.net.au>
9324 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
9327 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
9329 * doc/md.texi (clz, ctz): Add reference.
9330 * doc/rtl.texi (clz, ctz): Likewise.
9332 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9335 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
9338 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
9340 * config/s390/s390.c (struct constant_pool): New field
9341 emit_pool_after added.
9342 (s390_mainpool_start): Set the emit_pool_after flag according
9343 to the section switch notes.
9344 (s390_mainpool_finish): Consider emit_pool_after when emitting
9345 the literal pool at the end of the function.
9346 (s390_chunkify_start): Force literal pool splits at section
9349 2008-02-13 Michael Matz <matz@suse.de>
9352 * var-tracking.c (clobber_variable_part): Correctly traverse the
9355 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9358 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
9359 Add -fdump-ipa-inline.
9360 * tree-dump.c (dump_files): Remove tree-inlined dump.
9361 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
9363 2008-02-12 Richard Guenther <rguenther@suse.de>
9365 PR tree-optimization/35171
9366 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
9369 2008-02-12 Richard Guenther <rguenther@suse.de>
9372 * fold-const.c (fold_widened_comparison): Use get_unwidened in
9373 value-preserving mode. Disallow final truncation.
9375 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
9378 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
9379 code from here to...
9380 (force_gimple_operand): ...here.
9382 2008-02-12 Jakub Jelinek <jakub@redhat.com>
9385 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
9386 non-compatible pointers.
9387 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
9388 different FIELD_DECLs, try harder by comparing field offsets, sizes
9392 * function.c (match_asm_constraints_1): Don't replace the same input
9395 2008-02-12 Anatoly Sokolov <aesok@post.ru>
9397 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
9398 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
9399 (expand_epilogue): Restore RAMPZ register.
9400 * config/avr/avr.md (RAMPZ_ADDR): New constant.
9402 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
9404 * config/i386/cygwin.asm: (__alloca): Correct calling
9405 convention and alignment.
9406 (__chkstk): Force 8 byte stack alignment.
9408 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
9409 Richard Guenther <rguenther@suse.de>
9411 PR tree-optimization/33992
9412 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
9413 the zero we compare against.
9415 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
9418 * gthr-win32.h (__gthread_mutex_destroy_function): New function
9419 to CloseHandle after unlocking to prevent accumulation of handle
9422 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9425 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
9426 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
9427 and update LABEL_NUSES during and after reload.
9429 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
9432 * combine.c (simplify_if_then_else): Make sure the comparison is
9433 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
9435 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
9438 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
9439 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
9440 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
9441 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
9442 * tree.h (get_type_static_bounds): Likewise.
9444 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9446 * doc/invoke.texi (Option Summary, C++ Dialect Options)
9447 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9448 Make -Wfoo language annotations match what the compiler outputs.
9450 2008-02-08 Sa Liu <saliu@de.ibm.com>
9452 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
9453 intrinsics spu_convts, spu_convtu, spu_convtf.
9455 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
9457 * doc/extend.texi (Function Attributes) <noinline>: Mention
9458 asm ("") as method to keep calls.
9460 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9463 * doc/options.texi (Options): Replace references to opts.sh with
9465 * opts-common.c: Likewise.
9466 * optc-gen.awk: Likewise.
9468 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
9470 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
9472 2008-02-07 Richard Henderson <rth@redhat.com>
9475 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
9476 EXPR_LIST for the REG_EQUAL instead of a comparison with a
9479 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
9481 PR tree-optimization/35085
9482 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
9483 for operand entry oe2 in addition to operand entry oe3 in order to
9484 expose more opportunities for vectorizer sum reduction.
9486 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9489 * Makefile.in (LIBS): Remove $(GMPLIBS).
9490 (cc1-dummy, cc1): Add $(GMPLIBS).
9492 2008-02-06 Jan Hubicka <jh@suse.cz>
9495 * i386.md (moddf_integer): Do not produce partial memory stalls for
9496 targets where it hurts.
9498 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
9501 * optabs.c (expand_float): Do not check for decimal modes when
9502 expanding unsigned integer through signed conversion.
9504 2008-02-06 Nick Clifton <nickc@redhat.com>
9506 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
9507 inside the clobber with a match_operand and duplicated operand
9508 number in the constraint.
9509 (ineqbranchsi): Delete redundant comment.
9511 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9513 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
9514 builtin_define ("__USE_INIT_FINI__").
9515 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
9517 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
9519 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9521 PR documentation/30330
9522 * doc/invoke.texi (C++ Dialect Options)
9523 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9524 For each warning option -Wfoo that allows -Wno-foo, ensure both
9525 -Wfoo and -Wno-foo are listed in the option index. Fix index
9526 entry of -Wswitch-default, index -Wnormalized= including the
9527 `=', and -Wlarger-than-@var{len} including @var{len}.
9529 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9531 * config/i386/i386.md (floatunssisf2): Use
9532 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
9533 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
9534 Macroize expander using MODEF mode iterator.
9536 2008-02-05 Diego Novillo <dnovillo@google.com>
9538 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
9541 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
9543 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9546 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
9548 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
9551 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
9552 to indicate if a message should be generated.
9553 (init_cumulative_args): Updated.
9554 (function_value_32): Likewise.
9556 2008-02-05 Joseph Myers <joseph@codesourcery.com>
9558 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
9560 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9563 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
9564 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
9566 2008-02-04 Diego Novillo <dnovillo@google.com>
9568 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
9571 * tree-vrp.c (vrp_evaluate_conditional): With
9572 -Wtype-limits, emit a warning when comparing against a
9573 constant outside the natural range of OP0's type.
9575 2008-02-04 Richard Guenther <rguenther@suse.de>
9578 * expr.c (count_type_elements): Give for unions instead of
9581 2008-02-04 Richard Guenther <rguenther@suse.de>
9584 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
9585 to TYPE_DOMAINs base type instead of using bitsizetype here.
9587 2008-02-03 Jason Merrill <jason@redhat.com>
9589 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
9591 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9594 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
9595 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
9596 (RS/6000 and PowerPC Options): Fix typos and markup.
9597 * doc/passes.texi (Tree-SSA passes): Likewise.
9599 2008-02-02 Michael Matz <matz@suse.de>
9602 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
9603 from record_last_reg_set_info.
9604 (record_last_reg_set_info): Take an RTX argument, iterate over all
9605 constituent hardregs.
9606 (record_last_set_info, record_opr_changes): Change calls to
9607 new signature or to record_last_reg_set_info_regno.
9609 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
9611 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
9613 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
9615 PR rtl-optimization/34773
9616 * reg-notes.def (EQUAL): Mention significance of combination of
9617 REG_EQUAL and REG_RETVAL.
9618 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
9619 insn that has a REG_RETVAL.
9621 2008-02-01 Roger Sayle <roger@eyesopen.com>
9624 * configure.ac (--enable-fixed-point): Disable unless explicitly
9626 * configure: Regenerate.
9628 2008-02-01 Richard Guenther <rguenther@suse.de>
9631 * invoke.texi (-finline-limit): Remove no longer true parts
9632 of the documentation. Note that there is no default value.
9634 2008-02-01 Andrew Pinski <pinskia@gmail.com>
9635 Mark Mitchell <mark@codesourcery.com>
9636 Ben Elliston <bje@au.ibm.com>
9639 * doc/extend.texi (Other Builtins): Document.
9641 2008-01-31 Tom Browder <tom.browder@gmail.com>
9643 * doc/c-tree.texi (Types): Fix grammar.
9644 (Expression trees): Ditto.
9645 * doc/passes.texi (Tree-SSA passes): Ditto.
9647 * doc/configterms.texi (Configure Terms): Fix typo.
9648 * doc/cpp.texi (Common Predefined Macros): Ditto.
9649 * doc/md.texi (Machine Constraints): Ditto.
9651 * doc/makefile.texi (Makefile): Add comma.
9653 2008-01-31 Tom Browder <tom.browder@gmail.com>
9654 Gerald Pfeifer <gerald@pfeifer.com>
9656 * doc/sourcebuild.texi (Front End): Remove references to CVS
9657 and CVSROOT/modules.
9658 (Texinfo Manuals): Replace reference to CVS by one to SVN.
9659 (Back End): Remove reference to CVS.
9661 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9664 * config/mips/mips.c (gen_load_const_gp): New function, taking a
9666 (mips16_gp_pseudo_reg): ...here.
9667 * config/mips/mips.md (load_const_gp): Replace with...
9668 (load_const_gp_<mode>): ...this :P-based insn.
9670 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9672 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
9673 options. Minor fixes.
9674 (-std): Move reference to standards closer to where language
9675 standards are first mentioned.
9677 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9679 PR rtl-optimization/34995
9680 * reload.c (alternative_allows_const_pool_ref): Take an rtx
9681 parameter and return a bool. If the rtx parameter is nonnull,
9682 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
9683 (find_reloads): Update call accordingly. Pass the new operand
9684 if it needed no address reloads, otherwise pass null.
9686 2008-01-30 Richard Henderson <rth@redhat.com>
9689 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
9690 for unbounded arrays.
9692 2008-01-30 Silvius Rus <rus@google.com>
9694 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
9696 2008-01-30 Jan Hubicka <jh@suse.cz>
9699 * i386.c (init_cumulative_args): Use real function declaration when
9702 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
9704 PR rtl-optimization/34998
9705 * global.c (build_insn_chain): Treat non-subreg_lowpart
9706 SUBREGs of pseudos as clobbering all the words covered by the
9707 SUBREG, not just all the bytes.
9708 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
9709 original df_ref rather than an extract parameter.
9710 (global_conflicts): Update call accordingly.
9712 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
9714 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
9715 the overflow check to make it easier to read.
9716 (__fixtfdi): Change the type of the ll member in union
9717 long_double to UDItype_x.
9719 2008-01-30 Jakub Jelinek <jakub@redhat.com>
9722 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
9723 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
9724 * tree-inline.c (fold_marked_statements): Call
9725 cgraph_update_edges_for_call_stmt if folding a call statement.
9726 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
9727 debug_generic_stmt calls, reset it back afterwards.
9730 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
9732 * c-typeck.c (build_external_ref): Don't pedwarn about
9733 static vars in current function's scope.
9735 2008-01-29 Joseph Myers <joseph@codesourcery.com>
9737 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
9739 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
9742 * ipa-struct-reorg.c: Fix spelling.
9743 * params.def: Ditto.
9745 2008-01-29 Richard Guenther <rguenther@suse.de>
9748 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
9750 * tree-inline.c (remap_type): Increment remapping_type_depth
9751 around remapping types.
9752 (copy_body_r): Only add referenced variables if they are referenced
9753 from code, not types.
9755 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
9766 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
9767 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
9769 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
9772 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
9773 pointer for tiny stack.
9775 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9777 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
9779 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9781 * config/vx-common.h: Fix typo in comment.
9783 2008-01-28 Ian Lance Taylor <iant@google.com>
9787 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
9788 coalesce pointers if they have different DECL_NO_TBAA_P values.
9789 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
9790 between variables with different DECL_NO_TBAA_P values.
9792 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
9795 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
9796 are not legitimate small data references on SPE targets.
9798 2008-01-28 David Daney <ddaney@avtrex.com>
9800 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
9802 2008-01-28 David Daney <ddaney@avtrex.com>
9804 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
9806 2008-01-27 Joseph Myers <joseph@codesourcery.com>
9808 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
9809 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
9810 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
9811 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
9812 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9813 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
9814 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
9815 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
9817 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9819 * basic-block.h (condjump_equiv_p): Fix comment.
9821 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9823 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
9824 print_generic_stmt_indented): Fix comment.
9826 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9828 * configure.ac (__stack_chk_fail): Add detecion for availability
9829 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
9830 * configure: Regenerate.
9832 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
9835 * final.c (output_addr_const): Handle TRUNCATE.
9837 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
9840 * tree-ssa-loop-ivopts.c (comp_cost): New type.
9841 (zero_cost, infinite_cost): New constants.
9842 (struct cost_pair): Change type of cost to comp_cost.
9843 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
9844 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
9846 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
9847 split_address_cost, ptr_difference_cost, difference_cost,
9848 get_computation_cost_at, get_computation_cost,
9849 determine_use_iv_cost_generic, determine_use_iv_cost_address,
9850 determine_use_iv_cost_condition, determine_use_iv_costs,
9851 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
9852 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
9853 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
9854 Change type of cost to comp_cost.
9855 (determine_iv_cost): Increase cost of non-original ivs, instead
9856 of decreasing the cost of original ones.
9857 (get_address_cost): Indicate the complexity of the addressing mode
9859 (try_add_cand_for): Prefer using ivs not specific to some object.
9860 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
9862 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
9863 Janis Johnson <janis187@us.ibm.com>
9866 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
9867 (TARGET_INSTANTIATE_DECLS): Likewise.
9868 * target.h (expand_to_rtl_hook): New target hook.
9869 (instantiate_decls): Likewise.
9870 * function.c (instantiate_decl): Make non-static. Rename to...
9871 (instantiate_decl_rtl): ... this.
9872 (instantiate_expr): Use instantiate_decl_rtl.
9873 (instantiate_decls_1): Likewise.
9874 (instantiate_decls): Likewise.
9875 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
9876 * function.h (instantiate_decl_rtl): Add prototype.
9877 * cfgexpand.c (target.h): New include.
9878 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
9879 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
9880 (TARGET_INSTANTIATE_DECLS): Likewise.
9881 (TARGET_INITIALIZER): New target hooks added.
9882 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
9884 * config/rs6000/rs6000.c (tree-flow.h): New include.
9885 (machine_function): Add sdmode_stack_slot field.
9886 (rs6000_alloc_sdmode_stack_slot): New function.
9887 (rs6000_instantiate_decls): Likewise.
9888 (rs6000_secondary_memory_needed_rtx): Likewise.
9889 (rs6000_check_sdmode): Likewise.
9890 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
9891 (TARGET_INSTANTIATE_DECLS): Likewise.
9892 (rs6000_hard_regno_mode_ok): Allow SDmode.
9893 (num_insns_constant): Likewise. Handle _Decimal32 constants.
9894 (rs6000_emit_move): Handle SDmode.
9895 (function_arg_advance): Likewise.
9896 (function_arg): Likewise.
9897 (rs6000_gimplify_va_arg): Likewise. Add special handling of
9898 SDmode var args for 32-bit compiles.
9899 (rs6000_secondary_reload_class): Handle SDmode.
9900 (rs6000_output_function_epilogue): Likewise.
9901 (rs6000_function_value): Simplify if statement.
9902 (rs6000_libcall_value): Likewise.
9903 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
9904 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
9905 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
9906 (movsd_hardfloat): New define_insn.
9907 (movsd_softfloat): Likewise.
9908 (movsd_store): Likewise.
9909 (movsd_load): Likewise.
9910 (extendsddd2): Likewise.
9911 (extendsdtd2): Likewise.
9912 (truncddsd2): Likewise.
9913 (movdd_hardfloat64): Fixup comment.
9914 (UNSPEC_MOVSD_LOAD): New constant.
9915 (UNSPEC_MOVSD_STORE): Likewise.
9917 2008-01-26 Jakub Jelinek <jakub@redhat.com>
9920 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
9922 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
9923 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
9924 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
9927 2008-01-26 David Edelsohn <edelsohn@gnu.org>
9930 * config.gcc: Separate AIX 5.3 from AIX 6.1.
9931 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9932 __LONGDOUBLE128 too.
9933 * config/rs6000/aix61.h: New file.
9935 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9937 PR rtl-optimization/34959
9938 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
9939 popcount and parity rtxes the same mode as their operand.
9940 Truncate or extend the result to the return value's mode
9943 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9946 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
9947 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
9948 to GOT_VERSION_REGNUM.
9949 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
9950 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
9951 * config/mips/mips.c (mips_emit_call_insn): New function.
9952 (mips_call_tls_get_addr): Call mips_expand_call directly.
9953 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
9955 (mips16_build_call_stub): Likewise. Return the call insn or null.
9956 (mips_expand_call): Update the call to mips16_build_call_stub
9957 accordingly and a remove redundant condition. Assert that MIPS16
9958 stubs do not use lazy binding. Use mips_emit_call_insn and return
9960 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
9962 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
9963 (mips_avoid_hazard): Remove hazard_set handling.
9964 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
9965 (UNSPEC_RESTORE_GP): ...this.
9966 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
9967 (FAKE_CALL_REGNO): Rename to...
9968 (GOT_VERSION_REGNUM): ...this.
9969 (type): Add "ghost" value. Add an associated insn reservation.
9970 (hazard_set): Remove.
9971 (exception_receiver): Rename to...
9972 (restore_gp): ...this and update the unspec identifier accordingly.
9973 (exception_receiver, nonlocal_got_receiver): New expanders.
9974 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
9975 FAKE_CALL_REGNO. Remove hazard_set attribute.
9976 (set_got_version, update_got_version): New patterns.
9978 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
9981 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
9983 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9986 * doc/install.texi2html: Generate gcc-vers.texi.
9988 2008-01-25 DJ Delorie <dj@redhat.com>
9990 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9992 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9994 * config/c4x: Remove directory.
9995 * config.gcc (crx-*, mt-*): Mark obsolete.
9996 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
9997 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
9998 sh-*-rtemscoff*): Remove cases.
9999 * defaults.h (C4X_FLOAT_FORMAT): Remove.
10000 * real.c (encode_c4x_single, decode_c4x_single,
10001 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
10002 c4x_extended_format): Remove.
10003 * real.h (c4x_single_format, c4x_extended_format): Remove.
10004 * doc/extend.texi (interrupt, naked): Remove mention of attributes
10006 (Pragmas): Remove comment about c4x pragmas.
10007 * doc/install.texi (c4x): Remove target-specific instructions.
10008 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
10009 * doc/md.texi (Machine Constraints): Remove C4x documentation.
10010 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
10011 refer to C4x source files as examples.
10012 (C4X_FLOAT_FORMAT): Remove documentation.
10014 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
10016 * config/bfin/bfin.c (override_options): Reorder tests so that
10017 flag_pic gets enabled for -msep-data.
10019 2008-01-25 Richard Guenther <rguenther@suse.de>
10021 PR middle-end/32244
10022 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
10023 to its bitfield precision if required.
10025 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10027 PR middle-end/33880
10028 * tree-nested.c (walk_omp_for): New function.
10029 (convert_nonlocal_reference, convert_local_reference): Call
10030 walk_omp_for on OMP_FOR.
10031 (convert_call_expr): Call walk_body on OMP_FOR's
10032 OMP_FOR_PRE_INIT_BODY.
10034 2008-01-25 Richard Guenther <rguenther@suse.de>
10036 PR tree-optimization/34966
10037 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
10038 default defs and PHI_NODEs we have to insert after the
10039 defining statement.
10041 2008-01-24 Nick Clifton <nickc@redhat.com>
10043 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
10044 Provide a default definition.
10045 (LIBGCC2_UNITS_PER_WORD): Likewise.
10047 * config/stormy16/stormy16.c: Include df.h for the prototype
10048 for df_regs_ever_live_p.
10049 (xstormy16_expand_builtin_va_start): Convert the stack offset
10050 into a component_ref and then use POINTER_PLUS_EXPR to add it
10051 to the incoming_virtual_args_rtx.
10052 (xstormy16_gimplify_va_arg_expr): Rename to
10053 xstormy16_gimplify_va_arg_expr.
10054 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
10055 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
10056 xstormy16_gimplify_va_arg_expr.
10057 Fix up some formatting issues.
10059 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
10060 Move to predicates.md.
10061 (xs_hi_general_operand): Likewise.
10062 (xs_hi_nonmemory_operand): Likewise.
10063 * config/stormy16/predicates.md:
10064 (xstormy16_carry_plus_operand): New predicate.
10065 (xs_hi_general_operand): New predicate.
10066 (xs_hi_nonmemory_operand): New predicate.
10067 * config/stormy16/stormy16-protos.h:
10068 (xstormy16_carry_plus_operand): Delete prototype.
10069 (xs_hi_general_operand): Likewise.
10070 (xs_hi_nonmemory_operand): Likewise.
10072 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
10073 modifiers as they are no longer needed and they can trigger
10074 reload spill failures.
10076 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
10077 with a match_operand in order to help reload.
10079 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
10080 constraint with 'e' for the 8th alternative as this version of
10081 the mov.w instruction only accepts the lower 8 registers.
10083 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
10086 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
10087 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
10090 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10092 PR middle-end/33333
10093 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
10095 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10097 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
10099 (remove_structure): Update allocations list before removing structure.
10101 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10103 * ipa-struct-reorg.c (is_safe_cond_expr,
10104 create_new_stmts_for_cond_expr): Use integer_zerop function,
10105 that recognize not only zero-pointer, but zero-integer too.
10107 2008-01-25 Ben Elliston <bje@au.ibm.com>
10110 * fixproto: Escape "." in sed expression that strips leading "./".
10112 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
10115 * gcc.c (SWITCH_OK): Removed.
10116 (SWITCH_LIVE): Changed to bit.
10117 (SWITCH_FALSE): Likewise.
10118 (SWITCH_IGNORE): Likewise.
10119 (switchstr): Change live_cond to unsigned int.
10120 (process_command): Replace SWITCH_OK with 0.
10121 (do_self_spec): Likewise.
10122 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
10123 (give_switch): Likewise.
10124 (used_arg): Likewise.
10125 (do_spec_1): Set the SWITCH_IGNORE bit.
10126 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
10127 bits. Set the SWITCH_LIVE bit.
10129 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10131 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
10133 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
10135 PR tree-optimization/34472
10136 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
10137 parameter to a "bool *" and set *DATA to false if there is
10138 an unsafe access. Do not delete the structure here.
10139 (check_cond_exprs): Delete it here instead.
10140 (check_cond_exprs, exclude_cold_structs): Do not increase
10141 I when removing a structure.
10143 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
10146 * config/i386/i386.c (ix86_expand_vector_init): Consider only
10147 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
10149 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
10151 PR middle-end/34934
10152 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
10153 a fixed vector for stack.
10155 2008-01-24 Ben Elliston <bje@au.ibm.com>
10158 * doc/gcc.texi (Software development): Add a direntry for g++.
10160 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
10162 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
10163 stale and straggling -fforce-addr comments above.
10165 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
10167 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
10168 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
10170 2008-01-23 Michael Matz <matz@suse.de>
10173 * dwarf2out.c (force_type_die): Use modified_type_die instead of
10176 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
10178 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
10179 malloc result type.
10181 2008-01-23 Anatoly Sokolov <aesok@post.ru>
10183 * config/avr/avr.c (avr_current_arch): New variable.
10184 (avr_arch_types): Add 'avr31' and 'avr51' entries.
10185 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
10186 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
10187 (avr_override_options): Init 'avr_current_arch'.
10188 (base_arch_s): Move from here...
10189 * config/avr/avr.h (base_arch_s): ... here. Add new members
10190 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
10191 'mega' to 'have_jmp_call'.
10192 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
10193 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
10195 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
10197 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10198 MULTILIB_MATCHES): (Ditto.).
10200 2008-01-23 Richard Guenther <rguenther@suse.de>
10202 PR middle-end/31529
10203 * cgraphunit.c (cgraph_reset_node): Always mark the node
10204 not reachable if it is not queued already.
10206 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
10208 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
10209 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
10210 (cputype_selected): New static variable.
10211 (bfin_handle_option): Set it if -mcpu is used.
10212 (override_option): Select default set of workarounds if no cpu type
10213 selected on the command line.
10214 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
10216 From Michael Frysinger <michael.frysinger@analog.com>
10217 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
10218 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
10220 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
10221 for bf547, bf523, bf524, and bf526.
10222 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
10224 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10225 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
10226 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
10227 __ADSPBF547__ and __ADSPBF54x__ for bf547.
10228 * doc/invoke.texi (Blackfin Options): Document that
10229 -mcpu now accept bf547, bf523, bf524, and bf526.
10231 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
10233 PR rtl-optimization/34628
10234 * combine.c (try_combine): Stop and undo after the first combination
10235 if an autoincrement side-effect on the first insn has effectively
10238 2008-01-22 David Edelsohn <edelsohn@gnu.org>
10241 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
10242 Offset addresses are not valid for Altivec or paired float modes.
10244 2008-01-22 Jakub Jelinek <jakub@redhat.com>
10247 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
10248 if DECL_INITIAL (decl) is error_mark_node.
10251 * c-common.c (handle_vector_size_attribute): Only allow
10252 integral, scalar float and fixed point types. Handle OFFSET_TYPE
10253 the same way as pointer, array etc. types.
10254 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
10257 * tree.c (build_type_attribute_qual_variant): Call
10258 build_qualified_type if attributes are equal, but quals are not.
10260 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10263 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
10264 * flags.h (warn_strict_aliasing): Remove.
10265 (warn_strict_overflow): Remove.
10266 * opts.c (warn_strict_aliasing): Remove.
10267 (warn_strict_overflow): Remove.
10268 * c-opts.c (c_common_handle_option): -Wall only sets
10269 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
10270 (c_common_post_options): Give default values to -Wstrict-aliasing
10271 and -Wstrict-overflow if they are uninitialized.
10272 * common.opt (Wstrict-aliasing): Specify Var and Init.
10273 (Wstrict-overflow): Likewise.
10275 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
10277 PR rtl-optimization/26854
10278 PR rtl-optimization/34400
10279 PR rtl-optimization/34884
10280 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
10282 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
10283 (df_rd_bb_info.expanded_lr_out): Deleted
10284 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
10285 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
10286 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
10287 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
10288 Removed code to allocate, initialize or free expanded_lr_out.
10289 (df_rd_bb_local_compute_process_def): Restructured to make more
10291 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
10292 sets if the sets are being trimmed.
10294 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
10297 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
10298 (as_vers): Likewise.
10299 * configure: Regenerated.
10301 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10303 PR middle-end/33092
10304 * tree-pass.h (pass_build_alias): New pass.
10305 * tree-ssa-alias.c (gate_build_alias): New.
10306 (pass_build_alias): New.
10307 * passes.c (init_optimization_passes): Add pass_build_alias after
10308 pass_create_structure_vars.
10310 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
10312 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
10313 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
10314 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
10315 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
10316 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
10317 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
10318 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
10319 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
10320 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
10321 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
10322 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
10323 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
10324 * config/s390/s390.md (FP_ALL): New mode iterator.
10325 (_d): New mode attribute.
10326 ("*signbit<mode>2>"): Changed mode of first operand.
10327 ("isinf<mode>2"): Changed mode of first operand.
10328 ("*TDC_insn"): Adaptation for DFP modes.
10330 2008-01-22 Ben Elliston <bje@au.ibm.com>
10332 * tree.c (check_qualified_type): Improve function description.
10334 2008-01-21 Jason Merrill <jason@redhat.com>
10337 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
10338 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
10341 2008-01-21 DJ Delorie <dj@redhat.com>
10343 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
10346 2008-01-21 Richard Guenther <rguenther@suse.de>
10348 PR middle-end/34856
10349 * tree-cfg.c (verify_expr): Allow all invariant expressions
10350 instead of just constant class ones as reference argument.
10351 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
10352 like any other constant.
10353 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
10355 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
10357 * regmove.c (fixup_match_1): Update call crossed frequencies.
10359 2008-01-21 Richard Guenther <rguenther@suse.de>
10362 * tree-inline.c (setup_one_parameter): Deal with mismatched
10363 types using a VIEW_CONVERT_EXPR.
10365 2008-01-21 Alon Dayan <alond@il.ibm.com>
10366 Olga Golovanevsky <olga@il.ibm.com>
10368 PR tree-optimization/34701
10369 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
10370 when the structure size is not a power of 2.
10372 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
10374 * doc/install.texi: Add doc for --enable-checking=df.
10376 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
10378 PR rtl-optimization/34808
10379 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
10381 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
10383 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
10386 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10388 PR rtl-optimization/26854
10389 PR rtl-optimization/34400
10390 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
10392 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
10393 (df_rd_bb_info.expanded_lr_out): New.
10394 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
10395 * loop_iv.c (iv_analysis_loop_init): Ditto.
10396 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
10397 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
10398 Added code to allocate, initialize or free expanded_lr_out.
10399 (df_rd_bb_local_compute_process_def): Restructured to make
10400 more understandable.
10401 (df_rd_confluence_n): Add code to do nothing with fake edges and
10402 code to no apply invalidate_by_call sets if the sets are being trimmed.
10403 (df_lr_local_finalize): Renamed to df_lr_finalize.
10404 (df_live_local_finalize): Renamed to df_live_finalize.
10406 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
10409 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
10410 deciding whether to use reciprocal instructions.
10412 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
10414 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
10415 dwarf2out_note_section_used if cold_text_section is NULL.
10417 2008-01-19 Jakub Jelinek <jakub@redhat.com>
10419 PR gcov-profile/34610
10420 * tree-cfg.c (make_edges): Mark both outgoing edges from
10421 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
10422 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
10423 from OMP_FOR and OMP_CONTINUE outgoing edges.
10425 * tree-profile.c (tree_profiling): Return early if
10426 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
10428 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
10429 from cfun to child_cfun.
10430 * function.h (struct function): Add after_tree_profile bit.
10432 2008-01-19 Anatoly Sokolov <aesok@post.ru>
10434 * config/avr/avr.S (_exit): Disable interrupt.
10436 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
10437 Steven Bosscher <stevenb.gcc@gmail.com>
10439 PR rtl-optimization/26854
10440 PR rtl-optimization/34400
10441 * df-problems.c (df_live_scratch): New scratch bitmap.
10442 (df_live_alloc): Allocate df_live_scratch when doing df_live.
10443 (df_live_reset): Clear the proper bitmaps.
10444 (df_live_bb_local_compute): Only process the artificial defs once
10445 since the order is not important.
10446 (df_live_init): Init the df_live sets only with the variables
10447 found live by df_lr.
10448 (df_live_transfer_function): Use the df_lr sets to prune the
10449 df_live sets as they are being computed.
10450 (df_live_free): Free df_live_scratch.
10452 2008-01-18 Ian Lance Taylor <iant@google.com>
10454 * common.opt: Add fmerge-debug-strings.
10455 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
10456 flag_merge_debug_strings rather than flag_merge_constants.
10457 * doc/invoke.texi (Option Summary): Mention
10458 -fmerge-debug-strings.
10459 (Debugging Options): Document -fmerge-debug-strings.
10461 2008-01-18 Ian Lance Taylor <iant@google.com>
10464 * tree.h (DECL_IS_OPERATOR_NEW): Define.
10465 (struct tree_function_decl): Add new field operator_new_flag.
10466 * tree-inline.c (expand_call_inline): When inlining a call to
10467 operator new, force the return value to go into a variable, and
10468 set DECL_NO_TBAA_P on that variable.
10469 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
10471 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
10474 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
10475 DWARF2_DEBUGGING_INFO.
10476 (dwarf2out_note_section_used): Ditto. Add prototype.
10477 (have_multiple_function_sections, text_section_used,
10478 cold_text_section_used, *cold_text_sections): Move declarations
10481 2008-01-17 Bob Wilson <bob.wilson@acm.org>
10483 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
10484 field and add signal_ra.
10485 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
10486 assignments to frame state pc. Move end of stack check after
10487 MD_FALLBACK_FRAME_STATE_FOR.
10488 (uw_update_context_1): Use frame state signal_regs if set, instead
10489 of checking signal_frame flag.
10490 (uw_update_context): Use frame state signal_ra if set.
10491 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
10492 * config/xtensa/linux-unwind.h: New file.
10494 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
10496 * modulo-sched.c (get_sched_window): Fix comment typo.
10498 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
10500 PR tree-optimization/34648
10501 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
10503 2008-01-17 Anatoly Sokolov <aesok@post.ru>
10505 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
10506 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
10508 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
10510 PR rtl-optimization/34400
10511 * df-core.c (df_worklist_dataflow_overeager,
10512 df_worklist_dataflow_doublequeue): New functions.
10513 (df_worklist_dataflow): Two different worklist solvers.
10514 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
10517 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10520 * doc/invoke.texi: Document the dependence on pthread for fopenmp
10521 and ftree-parallelize-loops.
10523 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
10525 PR rtl-optimization/34826
10526 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
10528 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
10530 * global.c (find_reg): Mark the eh regs as used if necessary.
10531 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
10532 * ra.h (struct allocno): no_eh_reg field added. Changed
10533 no_stack_reg type to bitfield.
10535 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
10537 * tree.c (substitute_in_expr): Add missing 'break'.
10539 2008-01-17 Richard Guenther <rguenther@suse.de>
10541 PR tree-optimization/34825
10542 * tree-ssa-math-opts.c (is_division_by): Do not recognize
10543 x / x as division to handle.
10545 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10547 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
10548 "-pthread" is specified.
10549 * pa-hpux11.h (LIB_SPEC): Likewise.
10551 2008-01-16 Janis Johnson <janis187@us.ibm.com>
10552 Peter Bergner <bergner@vnet.ibm.com>
10554 PR rtl-optimization/33796
10555 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
10557 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10559 PR libgfortran/34699
10560 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
10562 * pa-hpux10.h (LINK_SPEC): Likewise.
10563 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
10565 2008-01-16 Richard Guenther <rguenther@suse.de>
10567 PR middle-end/32628
10568 * fold-const.c (fold_convert_const_int_from_int): Do not
10569 set overflow if that occured only because of a sign extension
10570 change when converting from/to a sizetype with the same
10571 precision and signedness.
10573 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10576 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
10577 location address to the correct place. Update copyright year.
10579 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10581 * lambda-code.c (lambda_transform_legal_p): Handle the case of
10582 no dependences in the dependence_relations vector.
10584 2008-01-16 Jan Hubicka <jh@suse.cz>
10586 PR rtl-optimization/31396
10587 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
10588 * cfg.c (dump_reg_info): Print it.
10589 * regs.h (struct reg_info_t): add freq_calls_crossed.
10590 (REG_FREQ_CALLS_CROSSED): New macro.
10591 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
10592 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
10593 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
10594 regmove_optimize): Update call crossed frequencies.
10595 * local-alloc.c (struct qty): Add freq_calls_crossed.
10596 (alloc_qty): Copute freq_calls_crossed.
10597 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
10598 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
10599 * ra.h (struct allocno): Add freq_calls_crossed.
10601 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10603 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
10604 libgomp when compiling with ftree-parallelize-loops.
10605 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
10607 2008-01-16 Richard Guenther <rguenther@suse.de>
10609 PR tree-optimization/34769
10610 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
10611 * tree.c (int_cst_value): Instead make this function more
10612 permissive in what it accepts as valid input. Document this
10613 function always sign-extends the value.
10615 2008-01-16 Jakub Jelinek <jakub@redhat.com>
10616 Richard Guenther <rguenther@suse.de>
10619 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
10620 (gimple_fold_indirect_ref_rhs): ... this.
10621 (gimple_fold_indirect_ref): New function with foldings
10622 that preserve lvalueness.
10623 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
10624 * tree-flow.h (gimple_fold_indirect_ref): Declare.
10625 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
10626 to fold an INDIRECT_REF, fall back to the old use of
10627 fold_indirect_ref_1.
10629 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10631 * tree-data-ref.c (subscript_dependence_tester_1): Call
10632 free_conflict_function.
10633 (compute_self_dependence): Same.
10635 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10638 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
10639 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
10641 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
10642 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
10643 for DWARF2_UNWIND_INFO targets.
10645 2008-01-16 Richard Guenther <rguenther@suse.de>
10648 * c-typeck.c (common_pointer_type): Do not merge inconsistent
10649 type qualifiers for function types.
10651 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
10653 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
10654 loop_iterator li from previous commit.
10656 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
10658 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
10660 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10662 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
10663 (parallelize_loops): Don't parallelize irreducible components.
10665 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10668 * c-opts (c_common_post_options): Do not enable CPP
10669 flag_pedantic_errors by default.
10671 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
10673 PR rtl-optimization/31944
10674 * cse.c (remove_pseudo_from_table): New function.
10675 (merge_equiv_classes): Use above function to remove pseudo-registers.
10676 (invalidate): Likewise.
10678 2008-01-13 Richard Guenther <rguenther@suse.de>
10680 PR middle-end/34601
10681 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
10682 instead of TYPE_MODE to deal with calls from expand_one_error_var.
10684 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
10686 * gcse.c (cprop_jump): Call validate_unshare_change instead of
10687 validate_change to unshare the source of the PC set.
10689 2008-01-12 Jan Hubicka <jh@suse.cz>
10691 PR middle-end/32135
10692 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
10693 references above array bounds. This might trigger bounds checks for
10694 pointers to arrays.
10696 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10698 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
10699 new_replaceable_dependencies.
10701 2008-01-12 Doug Kwan <dougkwan@google.com>
10703 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
10704 instead of OPT_Wreturn_type in warning due to ignored return type
10706 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
10707 options included in -Wextra.
10708 * c.opt: New option -Wignored_qualifiers.
10709 * doc/invoke.texi (Warning Options, -Wextra): Add new option
10710 -Wignore_qualifiers.
10711 (-Wignored-qualifiers): Document.
10712 (-Wreturn-type): Remove description of functionality now handled
10713 by -Wignored-qualifiers.
10715 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
10718 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
10719 NOP_EXPR if it is between integral types with the same precision.
10721 2008-01-12 Jan Hubicka <jh@suse.cz>
10724 * invoke.texi (max-inline-recursive-depth): Fix default value.
10726 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
10728 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
10731 2008-01-11 Bob Wilson <bob.wilson@acm.org>
10733 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
10735 2008-01-11 James E. Wilson <wilson@specifix.com>
10738 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
10740 2008-01-11 Anatoly Sokolov <aesok@post.ru>
10742 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
10743 save/restore frame pointer register and don't use 'call-prologues'
10744 optimization in function with "OS_task" attribute.
10746 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
10748 PR middle-end/31309
10749 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
10750 when copying to memory.
10752 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
10754 PR rtl-optimization/30905
10755 * cfgcleanup.c: Include dce.h
10756 (crossjumps_occured): New global variable.
10757 (try_crossjump_bb): Exit loop after finding a fallthru edge.
10758 If something changed, set crossjumps_occured to true.
10759 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
10760 Don't add/remove fake edges to exit here...
10761 (cleanup_cfg): ...but do it here, when crossjumping.
10762 Run a fast DCE when successful crossjumps occured in the latest
10763 iteration of try_optimize_cfg.
10765 2008-01-11 Richard Guenther <rguenther@suse.de>
10767 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
10768 (struct vn_unary_op_s): Likewise.
10769 (vn_reference_insert): Free old reference on hash collision.
10771 2008-01-10 Raksit Ashok <raksit@google.com>
10773 PR rtl-optimization/27971
10774 * combine.c (find_split_point): Split PLUS expressions which are
10775 inside a MEM rtx, and whose first operand is complex.
10777 2008-01-10 DJ Delorie <dj@redhat.com>
10779 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
10780 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
10781 (m32c_hard_regno_ok): Call the underlying function.
10783 2008-01-10 Richard Guenther <rguenther@suse.de>
10785 PR middle-end/34683
10786 * tree-cfg.c (tree_merge_blocks): Do not go through the
10787 full-blown folding and stmt updating path if we just deal
10788 with virtual operands.
10789 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
10790 test for abnormal SSA_NAMEs.
10792 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
10794 PR middle-end/34641
10795 * reload.c (push_reload): Add assertions. All constants from
10796 reg_equiv_constant should have been used for replacing the respective
10798 (find_reloads_address): Invoke find_reloads_address_part for
10799 constant taken from the reg_equiv_constant array.
10801 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
10803 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
10804 field (valnum) the first in the struct. Replace bools with
10807 2008-01-10 Richard Guenther <rguenther@suse.de>
10809 PR tree-optimization/34651
10810 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
10811 types and ordering for masking and converting.
10813 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
10815 PR tree-optimization/34017
10816 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
10817 also for PHI_NODE expressions.
10819 2008-01-09 Jan Hubicka <jh@suse.cz>
10821 PR tree-optimization/34708
10822 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
10823 based on number of case labels.
10824 (init_inline_once): Remove switch_cost.
10825 * tree-inline.h (eni_weights_d): Remove switch_cost.
10827 2008-01-09 Richard Guenther <rguenther@suse.de>
10828 Andrew Pinski <andrew_pinski@playstation.sony.com>
10830 PR middle-end/30132
10831 * gimplify.c (gimplify_cond_expr): Do not create an addressable
10832 temporary if an rvalue is ok or an lvalue is not required.
10834 2008-01-09 Richard Guenther <rguenther@suse.de>
10836 PR middle-end/34458
10837 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
10838 adjust return type.
10840 2008-01-09 Richard Guenther <rguenther@suse.de>
10842 PR middle-end/34679
10843 * tree.c (host_integerp): Check for sizetype only if the
10844 type is an integer type.
10846 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
10849 * opts.c (decode_options): Disable inlining of functions called
10850 once if not in unit-at-a-time mode.
10852 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
10854 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
10856 2008-01-08 Richard Guenther <rguenther@suse.de>
10858 PR middle-end/31863
10859 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
10860 out early if the result will be unused.
10862 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10867 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10868 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10871 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
10873 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
10874 for vectorization tuned.
10876 2008-01-08 Richard Guenther <rguenther@suse.de>
10878 PR tree-optimization/34683
10879 * tree-ssa-operands.c (operand_build_cmp): Export.
10880 * tree-ssa-operands.h (operand_build_cmp): Declare.
10881 * tree-vn.c (vuses_compare): Remove.
10882 (sort_vuses): Use operand_build_cmp.
10883 (sort_vuses_heap): Likewise.
10884 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
10885 to re-use old VEC if available. Do not sort already sorted VUSEs.
10886 (vdefs_to_vec): Do not sort already sorted VDEFs.
10888 2008-01-08 Jakub Jelinek <jakub@redhat.com>
10890 PR middle-end/34694
10891 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
10893 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10896 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
10897 limitations of reciprocal sequences on x86 targets.
10899 2008-01-08 Richard Guenther <rguenther@suse.de>
10901 PR tree-optimization/34683
10902 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
10904 2008-01-07 Jakub Jelinek <jakub@redhat.com>
10907 * config/darwin.c (darwin_mergeable_string_section): Don't use
10908 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
10910 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
10913 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
10914 negxf2. Macroize expander using X87MODEF mode iterator. Change
10915 predicates of op0 and op1 to register_operand.
10916 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
10917 expander using X87MODEF mode iterator. Change predicates of
10918 op0 and op1 to register_operand.
10919 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
10920 corresponding patterns and macroize using MODEF macro. Change
10921 predicates of op0 and op1 to register_operand and remove
10922 "m" constraint. Disparage "r" alternative with "!".
10923 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
10924 macroize using X87MODEF macro. Change predicates of op0 and op1
10925 to register_operand and remove "m" constraint. Disparage "r"
10926 alternative with "!".
10927 (absneg splitter with memory operands): Remove.
10928 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
10929 patterns and macroize using X87MODEF mode iterator.
10930 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
10931 Change predicate of op1 to register_operand.
10932 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
10933 for memory operands.
10935 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
10937 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
10939 2008-01-07 Richard Guenther <rguenther@suse.de>
10941 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
10944 2008-01-07 Richard Guenther <rguenther@suse.de>
10946 PR tree-optimization/34683
10947 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
10948 VOPs of the needed size to save memory. Use VEC_quick_push
10949 to save compile-time.
10950 (vdefs_to_vec): Likewise.
10952 2008-01-07 Sa Liu <saliu@de.ibm.com>
10954 * config/spu/spu.md (divdf3): Genetate inline code for double
10955 division. The implementation doesn't handle INF or NAN, therefore it
10956 only applies when -ffinite-math-only is given.
10958 2008-01-06 Paolo Carlini <pcarlini@suse.de>
10961 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
10962 * doc/cpp.texi ([Common Predefined Macros]): Document.
10964 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
10966 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
10967 order to use commutative addition instead of subtraction.
10969 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10970 Mircea Namolaru <namolaru@il.ibm.com>
10971 Vladimir Yanovsky <yanov@il.ibm.com>
10972 Revital Eres <eres@il.ibm.com>
10974 PR tree-optimization/34263
10975 * tree-outof-ssa.c (process_single_block_loop_latch,
10976 contains_tree_r): New functions.
10977 (analyze_edges_for_bb): Call process_single_block_loop_latch
10978 function to empty single-basic-block latch block if possible.
10980 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10982 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10984 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
10986 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10988 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
10990 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10992 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
10994 2008-01-05 Jakub Jelinek <jakub@redhat.com>
10996 PR tree-optimization/34618
10997 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
11000 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11003 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
11004 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
11005 Update copyright year.
11007 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
11008 Update copyright year.
11009 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
11012 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
11014 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
11015 edge does not point to current bb before changing need_assert.
11017 2008-01-04 Richard Guenther <rguenther@suse.de>
11019 PR middle-end/34029
11020 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
11021 for verifying purposes if they are is_gimple_min_invariant.
11023 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
11025 PR tree-optimization/34448
11026 PR tree-optimization/34465
11027 * gimplify.c (gimplify_init_constructor): Add new parameter
11028 notify_temp_creation. Use it.
11029 (gimplify_modify_expr_rhs): Take volatiles into account when
11030 optimizing constructors.
11031 Do not optimize constructors if gimplify_init_constructor will dump to
11033 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
11034 * gcc.c-torture/compile/pr34448.c: New.
11036 2008-01-04 Jakub Jelinek <jakub@redhat.com>
11038 PR gcov-profile/34609
11039 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
11040 return_slot if result is TREE_ADDRESSABLE.
11042 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
11044 * config/mips/mips.md (sqrt_condition): Tweak comment.
11045 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
11047 2008-01-03 Tom Tromey <tromey@redhat.com>
11050 * c-common.c (c_type_hash): Handle VLAs.
11052 2008-01-03 Jan Hubicka <jh@suse.cz>
11054 PR tree-optimization/31081
11055 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
11056 0 when inlining and not inlining to first basic block.
11057 (remap_decl): When var is initialized to 0, don't set default_def.
11058 (expand_call_inline): Set entry_bb.
11059 * tree-inline.h (copy_body_data): Add entry_bb.
11061 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11064 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
11067 PR tree-optimization/29484
11068 * tree-inline.c (inline_forbidden_p_2): New function.
11069 (inline_forbidden_p): Disallow inlining if some static var
11070 has an address of a local LABEL_DECL in its initializer.
11071 * doc/extend.texi (Labels as Values): Document &&foo behaviour
11074 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
11076 PR tree-optimization/34635
11077 * tree-data-ref.c (add_other_self_distances): Make sure that the
11078 evolution step is constant.
11080 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11082 PR middle-end/34608
11083 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
11085 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
11087 * tree-sra.c (scalarize_init): Insert the generate_element_init
11088 statements after the generate_element_zero statements.
11090 2008-01-02 Richard Guenther <rguenther@suse.de>
11092 PR middle-end/34093
11093 PR middle-end/31976
11094 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
11095 for very large number of operands instead of ICEing.
11097 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
11100 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
11101 while stack probing.
11103 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
11105 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
11108 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
11110 PR libmudflap/26442
11111 * tree-mudflap.c (mx_register_decls): Guard warning by
11112 !DECL_ARTIFICIAL check.
11114 2008-01-01 Jakub Jelinek <jakub@redhat.com>
11116 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
11117 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
11118 sse5_perm<mode>): Fix constraints.