1 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
4 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
5 functions. Do not emit uses and clobbers of CONCATs; individually
6 use and clobber their operands.
7 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
8 gen_clobber, emit_use and gen_use.
9 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
10 (expand_builtin_return): Likewise.
11 * cfgbuild.c (count_basic_blocks): Likewise.
12 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
13 * explow.c (emit_stack_restore): Likewise.
14 * expmed.c (extract_bit_field_1): Likewise.
15 * expr.c (convert_move, emit_move_complex_parts): Likewise.
16 (emit_move_multi_word, store_constructor): Likewise.
17 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
18 (thread_prologue_and_epilogue_insns): Likewise.
19 * lower-subreg.c (resolve_simple_move): Likewise.
20 * optabs.c (widen_operand, expand_binop): Likewise.
21 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
22 * reload.c (find_reloads): Likewise.
23 * reload1.c (eliminate_regs_in_insn): Likewise.
24 * stmt.c (expand_nl_goto_receiver): Likewise.
25 * config/alpha/alpha.md (builtin_longjmp): Likewise.
26 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
27 * config/arm/arm.c (arm_load_pic_register): Likewise.
28 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
29 * config/arm/arm.md (untyped_return): Likewise.
30 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
31 * config/avr/avr.c (expand_prologue): Likewise.
32 * config/bfin/bfin.c (do_unlink): Likewise.
33 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
34 * config/cris/cris.c (cris_expand_prologue): Likewise.
35 * config/darwin.c (machopic_indirect_data_reference): Likewise.
36 (machopic_legitimize_pic_address): Likewise.
37 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
38 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
39 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
40 (ix86_expand_convert_uns_didf_sse): Likewise.
41 (ix86_expand_vector_init_general): Likewise.
42 * config/ia64/ia64.md (eh_epilogue): Likewise.
43 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
44 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
45 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
46 (config/iq2000/iq2000.c): Likewise.
47 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
48 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
49 (builtin_longjmp): Likewise.
50 * config/mn10300/mn10300.md (call, call_value): Likewise.
51 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
52 * config/pdp11/pdp11.md (abshi2): Likewise.
53 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
54 * config/s390/s390.c (s390_emit_prologue): Likewise.
55 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
56 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
57 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
58 * config/sh/sh.c (prepare_move_operands): Likewise.
59 (output_stack_adjust, sh_expand_epilogue): Likewise.
60 (sh_set_return_address, sh_expand_t_scc): Likewise.
61 * config/sparc/sparc.c (load_pic_register): Likewise.
62 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
63 * config/spu/spu.c (spu_expand_epilogue): Likewise.
64 * config/v850/v850.c (expand_epilogue): Likewise.
66 2008-05-31 Anatoly Sokolov <aesok@post.ru>
68 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
69 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
70 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
71 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
72 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
73 stack pointer register.
74 (output_movhi): Remove code for interrupt specific writing to the
75 stack pointer register.
77 2008-05-31 Richard Guenther <rguenther@suse.de>
79 PR tree-optimization/34244
80 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
81 (tree_expr_nonzero_warnv_p): Likewise.
82 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
83 ssa_name_nonnegative_p.
84 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
85 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
86 not tree_expr_nonzero_warnv_p.
88 PR tree-optimization/36262
90 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
92 PR tree-optimization/34244
93 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
94 (record_numbers_of_iterations): New function.
95 (execute_vrp): Cache the numbers of iterations of loops.
96 * tree-scalar-evolution.c (scev_reset_except_niters):
98 (scev_reset): Use scev_reset_except_niters.
99 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
101 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
103 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
104 __WORKAROUND_RETS when appropriate.
106 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
108 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
109 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
111 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
112 *fop_df_comm_sse insn patterns using MODEF mode iterator.
113 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
114 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
115 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
116 *fop_df_1_mixed insn patterns using MODEF mode iterator.
117 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
118 *fop_df_1_sse insn patterns using MODEF mode iterator.
119 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
120 *fop_df_1_i387 insn patterns using MODEF mode iterator.
121 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
122 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
123 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
124 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
125 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
126 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
127 (*fop_xf_4_i387): Use <MODE> for mode attribute.
128 (*fop_xf_5_i387): Ditto.
129 (*fop_xf_6_i387): Ditto.
131 2008-05-30 Richard Guenther <rguenther@suse.de>
133 * builtins.c (build_string_literal): Avoid generating
134 a non-gimple_val result.
136 2008-05-30 DJ Delorie <dj@redhat.com>
138 * exec-tool.in: Use an environment variable (private) instead of a
139 file (shared) as a semaphore, so as to not break parallel builds.
141 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
143 * optabs.c (maybe_encapsulate_block): Remove.
144 (emit_libcall_block): Adjust accordingly.
145 * optabs.h (maybe_encapsulate_block): Remove prototype.
147 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
148 Don't use maybe_encapsulate_block.
150 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
152 * config/rs6000/rs6000.c (rs6000_legitimize_address,
153 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
154 rtx is a SYMBOL_REF before calling get_pool_constant.
156 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
158 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
160 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
162 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
163 rather than OS names to choose INO_T_EQ definition.
164 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
165 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
167 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
170 * config/darwin-f.c: New.
171 * config/t-darwin: Added rule to build darwin-f.o.
172 * config.gcc: Defined new variable, fortran_target_objs.
173 (*-*-darwin*): Set fortran_target_objs.
174 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
175 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
176 * configure: Regenerated.
178 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
181 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
182 canonical type if needed.
184 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
186 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
188 2008-05-29 Richard Guenther <rguenther@suse.de>
190 PR tree-optimization/36343
191 PR tree-optimization/36346
192 PR tree-optimization/36347
193 * tree-flow.h (clobber_what_p_points_to): Declare.
194 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
195 pointed-to variable is dereferenced is irrelevant to whether
196 the pointer can access the pointed-to variable.
197 (clobber_what_p_points_to): New function.
198 * tree-ssa-alias.c (set_initial_properties): Use it.
199 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
200 call clobber check for NMTs.
202 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
204 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
205 for printing gcov_type.
207 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
209 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
210 and the eh region information.
211 * value-prof.c (gimple_move_stmt_histograms): New function.
212 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
214 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
216 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
218 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
220 * value-prof.c (tree_ic_transform): Print counts.
221 * tree-profile.c (tree_gen_ic_func_profiler):
222 Clear __gcov_indreict_call_callee variable to avoid misattribution
225 2008-05-28 Rafael Espindola <espindola@google.com>
227 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
230 2008-05-28 Richard Guenther <rguenther@suse.de>
232 PR tree-optimization/36339
233 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
234 and clobbering code out of the loop.
236 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
238 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
241 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
242 s390_contiguous_bitmask_p, s390_symref_operand_p,
243 s390_check_symref_alignment, s390_reload_larl_operand,
244 s390_reload_symref_address): New functions.
245 (s390_branch_condition_mnemonic): Support compare and branch
247 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
249 (s390_secondary_reload): Add secondary reloads for unaligned
250 symbol refs or symbol refs to floating point or QI/TI mode
252 (legitimate_address_p): Accept symbol references as addresses.
253 (s390_expand_insv): Use rotate and insert selected bits
254 instruction for insv when building for z10.
255 (print_operand_address): Handle symbol ref addresses.
256 (print_operand): Output modifier 'c' added for signed byte values.
257 (s390_encode_section_info): Mark symbol refs with
258 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
260 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
261 (length attribute): RRF, RRR have 4 byte length.
262 (FPALL, INTALL): New mode iterators added.
263 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
264 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
265 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
266 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
267 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
268 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
269 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
270 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
272 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
273 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
274 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
275 reload<INTALL:mode><P:mode>_toreg_z10,
276 reload<FPALL:mode><P:mode>_tomem_z10,
277 reload<FPALL:mode><P:mode>_toreg_z10,
278 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
279 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
280 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
281 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
283 (movmem, clrmem, cmpmem): New splitters added.
285 * config/s390/predicates.md (larl_operand): Use
286 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
288 (s390_signed_integer_comparison,
289 s390_unsigned_integer_comparison): New predicates.
291 * config/s390/s390-protos.h (s390_check_symref_alignment,
292 s390_contiguous_bitmask_p, s390_reload_larl_operand,
293 s390_reload_symref_address,
294 s390_compare_and_branch_condition_mask): Prototypes added.
296 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
297 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
298 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
300 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
302 * config/s390/s390.c (z10_cost): New cost function for z10.
303 (s390_handle_arch_option, override_options): Support -march=z10 switch.
304 (s390_issue_rate): Adjust issue rate for z10.
305 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
306 (processor_flags): Add PF_Z10.
307 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
308 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
309 * gcc/config.gcc: Add z10.
311 2008-05-28 Richard Guenther <rguenther@suse.de>
313 PR tree-optimization/36291
314 * tree-flow. h (struct gimple_df): Remove var_anns member.
315 * tree-flow-inline.h (gimple_var_anns): Remove.
317 * tree-dfa.c (create_var_ann): Simplify.
318 (remove_referenced_var): Clear alias info from var_anns of globals.
319 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
320 (delete_tree_ssa): Clear alias info from var_anns of globals.
321 Do not free var_anns.
322 (var_ann_eq): Remove.
323 (var_ann_hash): Likewise.
325 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
327 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
328 and loongson2f entries.
329 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
330 * config/mips/mips.h (processor_type): Add Loongson-2E
331 and Loongson-2F entries.
332 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
333 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
334 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
335 * doc/invoke.texi (MIPS Options): Document loongson2e
336 and loongson2f processor names.
338 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
342 * config/i386/i386.c (ix86_function_arg_boundary): Use
343 alignment of canonical type.
344 (ix86_expand_vector_move): Check unaligned memory access for
347 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
349 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
350 Moved to the front of file.
352 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
353 H.J. Lu <hongjiu.lu@intel.com>
355 * dwarf2out.c (current_fde): New.
357 (lookup_cfa:): Likewise.
358 (dwarf2out_end_epilogue): Likewise.
359 (dwarf2out_note_section_used): Likewise.
361 2008-05-27 Michael Matz <matz@suse.de>
364 * c.opt (Wenum-compare): New warning option.
365 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
367 2008-05-27 Michael Matz <matz@suse.de>
370 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
372 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
373 into memory as tail calls.
375 2008-05-27 Richard Guenther <rguenther@suse.de>
377 PR tree-optimization/36339
378 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
379 pointers cause all addressable variables to be call clobbered.
381 2008-05-27 Richard Guenther <rguenther@suse.de>
383 PR tree-optimization/36245
384 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
386 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
388 * config/s390/s390.md: Replace all occurences of the 'm'
389 constraint with 'RT'.
391 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
393 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
395 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
397 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
398 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
399 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
401 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
403 * reload.c: (find_reloads): Skip alternatives according to the
404 "enabled" attribute. Constify the constraint variable.
405 * recog.c (get_attr_enabled): Add default implementation.
406 (extract_insn): Set the alternative_enabled_p array
407 in the recog_data struct.
408 (preprocess_constraints, constrain_operands): Skip
409 alternatives according to the "enabled" attribute
410 * recog.h (struct recog_data): New field alternative_enabled_p.
411 (skip_alternative): New inline function.
412 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
413 (record_reg_classes): Skip alternative according to the
416 * doc/md.texi: Add documention for the "enabled" attribute.
418 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
420 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
421 * postreload.c (reload_cse_simplify_operands): Replace 'm'
422 constraint with TARGET_MEM_CONSTRAINT.
423 * recog.c (asm_operand_ok, preprocess_constraints,
424 constrain_operands): Likewise.
425 * regclass.c (record_reg_classes): Likewise.
426 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
427 * reload1.c (maybe_fix_stack_asms): Likewise.
428 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
429 * recog.h: Adjust comment.
430 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
431 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
432 * doc/md.texi: Add a note to description of 'm' constraint.
433 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
435 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
437 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
438 that the bitfield is of integral type before testing its precision.
440 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
441 Sa Liu <saliu@de.ibm.com>
443 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
444 __modti3, __udivti3, __umodti3 and __udivmodti4.
445 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
446 that implement TImode mul and div functions.
447 * config/spu/multi3.c: New. Implement __multi3.
448 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
449 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
452 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
454 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
455 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
456 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
457 tls_sysv_suffix): New mode and mode attribute iterators.
458 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
459 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
460 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
461 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
462 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
465 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
467 PR tree-optimization/36329
468 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
469 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
470 * cgraphbuild.c (initialize_inline_failed): Use the latter
471 macro in lieu of the former.
472 * ipa-inline.c (cgraph_mark_inline): Likewise.
473 (cgraph_decide_inlining_of_small_function): Likewise.
474 (cgraph_decide_inlining): Likewise.
475 (cgraph_decide_inlining_incrementally): Likewise.
477 2008-05-26 Tristan Gingold <gingold@adacore.com>
478 Anatoly Sokolov <aesok@post.ru>
480 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
481 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
482 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
483 optimization for 'avr6' architecture.
485 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
488 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
490 2008-05-26 Richard Guenther <rguenther@suse.de>
492 * tree-ssa-sccvn.c (expr_has_constants): Declare.
493 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
495 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
498 * caller-save.c (insert_restore): Verify alignment of spill space.
499 (insert_save): Likewise.
500 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
501 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
502 (STACK_SLOT_ALIGNMENT): Likewise.
503 * function.c (LOCAL_ALIGNMENT): Removed.
504 (get_stack_local_alignment): New.
505 (assign_stack_local): Use it. Set alignment on stack slot.
506 (assign_stack_temp_for_type): Use get_stack_local_alignment.
507 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
508 (STACK_SLOT_ALIGNMENT): New.
509 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
510 stack slot in XFmode.
512 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
514 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
517 * config/i386/i386.md (allocate_stack_worker_64): Make sure
518 argument operand in rax isn't removed.
520 2008-05-26 Richard Guenther <rguenther@suse.de>
523 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
524 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
526 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
529 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
531 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
533 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
534 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
536 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
538 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
539 build a trampoline if we don't want one.
540 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
541 return zero for nested functions if we don't want a trampoline.
543 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
545 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
547 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
550 * c.opt: Removed undocumented option '-lang-fortran'.
551 * c-common.h: Removed global variable 'lang_fortran'.
552 * c-opts.c (c_common_handle_option): Removed code to handle
553 option '-lang-fortran'. Updated includes.
554 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
555 definition of '__GFORTRAN__'.
556 (define__GNUC__): Reimplemented to use BASEVER and
557 cpp_define_formatted.
558 (builtin_define_with_value_n): Removed.
559 * c-incpath.h: Renamed to ...
560 * incpath.h: ... this.
561 * c-incpath.c: Renamed to ...
562 * incpath.c: ... this. Updated includes.
563 * fix-header.c: Updated includes.
564 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
565 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
566 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
568 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
570 * tree.h: Update the table of flags used on tree nodes.
571 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
572 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
573 (FORCED_LABEL): Add access check.
574 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
575 (ASM_INPUT_P): Likewise.
576 (ASM_VOLATILE_P): Likewise.
577 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
578 (OMP_SECTION_LAST): Access private_flag directly.
579 (OMP_RETURN_NOWAIT): Likewise.
580 (OMP_PARALLEL_COMBINED): Likewise.
581 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
582 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
583 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
584 deprecated_flag directly.
586 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
588 * final.c (frame_pointer_needed): Removed.
589 * flags.h (frame_pointer_needed): Likewise.
591 * function.h (rtl_data): Add frame_pointer_needed.
592 (frame_pointer_needed): New.
594 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
596 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
598 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
600 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
603 2008-05-25 Alan Modra <amodra@bigpond.net.au>
605 * c-common.c (strip_array_types): Move function to..
607 (get_inner_array_type): Delete.
608 * c-common.h (strip_array_types): Move declaration to..
610 (get_inner_array_type): Delete.
611 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
612 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
613 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
614 * config/pa/pa.c (emit_move_sequence): Likewise.
616 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
618 * config/i386/i386.md (*sse_prologue_save_insn): Set length
621 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
623 * function.c: Include target hook for nonlocal_goto frame value.
625 2008-05-24 Richard Guenther <rguenther@suse.de>
627 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
628 variable can be only accessed through a pointer or a union.
630 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
632 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
633 * doc/extend.texi: Likewise.
635 2008-05-23 DJ Delorie <dj@redhat.com>
637 * config/m32c/jump.md (untyped_call): Add.
639 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
641 (m32c_address_cost): Detail costs for indirect offsets.
643 2008-05-23 Rafael Espindola <espindola@google.com>
645 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
646 if a node is a SUBREG.
647 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
650 2008-05-23 Paul Brook <paul@codesourcery.com>
651 Carlos O'Donell <carlos@codesourcery.com>
653 * doc/extend.texi: Clarify use of __attribute__((naked)).
654 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
655 * target.h (gcc_target): Add allocate_stack_slots_for_args.
656 * function.c (use_register_for_decl): Use
657 targetm.calls.allocate_stack_slots_for_args.
658 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
659 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
660 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
662 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
664 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
666 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
668 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
669 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
670 is only rounded once.
672 2008-05-23 Richard Guenther <rguenther@suse.de>
674 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
676 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
677 Jakub Jelinek <jakub@redhat.com>
680 * configure.ac: Handle --enable-cld.
681 * configure: Regenerated.
682 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
683 * config/i386/i386.h (struct machine_function): Add needs_cld field.
684 (ix86_current_function_needs_cld): New define.
685 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
686 (cld): New isns pattern.
687 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
688 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
689 * config/i386/i386.opt (mcld): New option.
690 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
691 TARGET_CLD and ix86_current_function_needs_cld.
692 (override_options): Use -mcld by default for 32-bit code if
695 * doc/install.texi (Options specification): Document --enable-cld.
696 * doc/invoke.texi (Machine Dependent Options)
697 [i386 and x86-64 Options]: Add -mcld option.
698 (Intel 386 and AMD x86-64 Options): Document -mcld option.
700 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
701 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
702 (return_in_memory_64): Likewise.
703 (return_in_memory_ms_64): Likewise.
705 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
707 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
708 * builtins.c (fold_builtin_fpclassify): New.
709 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
710 * builtins.def (BUILT_IN_FPCLASSIFY): New.
711 * c-common.c (handle_type_generic_attribute): Adjust to accept
712 fixed arguments before an elipsis.
713 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
714 * doc/extend.texi: Document __builtin_fpclassify.
716 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
718 * omp-low.c (gate_expand_omp_ssa): Remove.
719 (pass_expand_omp_ssa): Remove.
720 (gate_expand_omp): Do not check for flag_openmp_ssa.
721 * common.opt (-fopenmp-ssa): Remove.
722 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
724 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
726 * config/sh/sh.opt (mfixed-range): New option.
727 * config/sh/sh-protos.h (sh_fix_range): Declare.
728 * config/sh/sh.c (sh_fix_range): New function.
729 * config/sh/sh.h (sh_fixed_range_str): Declare.
730 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
732 * doc/invoke.texi (SH Options): Document -mfixed-range.
734 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
736 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
737 it before the redeclaration.
739 2008-05-22 Anatoly Sokolov <aesok@post.ru>
741 * config/avr/avr.c (get_sequence_length): Add new function.
742 (expand_prologue, expand_epilogue): Remove duplicate code.
744 2008-05-22 Rafael Espindola <espindola@google.com>
746 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
749 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
751 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
752 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
754 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
755 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
756 (vect_update_misalignment_for_peel): Likewise.
757 (vector_alignment_reachable_p): Likewise.
758 * tree-vect-transform.c (vectorizable_load): Likewise.
759 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
760 (get_vectype_for_scalar_type): Pass mode of scalar_type
761 to UNITS_PER_SIMD_WORD.
763 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
764 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
765 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
766 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
767 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
769 2008-05-22 Ira Rosen <irar@il.ibm.com>
771 PR tree-optimization/36293
772 * tree-vect-transform.c (vect_transform_strided_load): Don't check
773 if the first load must be skipped because of a gap.
775 2008-05-22 Richard Guenther <rguenther@suse.de>
777 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
778 more cases of offset disambiguation that is possible if
779 strict-aliasing rules apply.
780 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
781 for basic offset and type-based disambiguation.
783 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
785 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
786 ix86_expand_vector_set on V16QImode for SSE4.1.
788 2008-05-21 Tom Tromey <tromey@redhat.com>
790 * c.opt (Wimport): Mark as undocumented.
791 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
793 (Warning Options): Likewise.
794 * doc/cppopts.texi: Don't mention -Wimport.
796 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
798 PR tree-optimization/36287
799 PR tree-optimization/36286
800 * lambda-code.c (build_access_matrix): Do not use the loop->num
801 for computing the number of induction variables: use the loop depth
804 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
807 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
808 option -f(no-)leading-underscore.
810 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
812 * config/i386/i386.c (ix86_expand_vector_init_general): Use
813 GET_MODE_NUNITS (mode).
815 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
817 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
818 (-mmulhw): Add 464 to description.
820 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
821 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
823 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
824 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
825 * config/rs6000/rs6000.md: Update comments for 464.
827 2008-05-21 Janis Johnson <janis187@us.ibm.com>
829 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
831 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
833 * config/i386/sse.md (vec_extractv4sf): Removed.
834 (vec_extractv2df): Likewise.
835 (vec_extractv2di): Likewise.
836 (vec_extractv4si): Likewise.
837 (vec_extractv8hi): Likewise.
838 (vec_extractv16qi): Likewise.
839 (vec_extract<mode>): New.
841 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
843 * config/i386/sse.md (vec_setv4sf): Removed.
844 (vec_setv2df): Likewise.
845 (vec_setv2di): Likewise.
846 (vec_setv4si): Likewise.
847 (vec_setv8hi): Likewise.
848 (vec_setv16qi): Likewise.
849 (vec_set<mode>): New.
851 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
853 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
854 goto for vec_concat and vec_interleave.
856 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
858 * config/i386/sse.md (vec_initv4sf): Removed.
859 (vec_initv2df): Likewise.
860 (vec_initv2di): Likewise.
861 (vec_initv4si): Likewise.
862 (vec_initv8hi): Likewise.
863 (vec_initv16qi): Likewise.
864 (vec_init<mode>): New.
866 2008-05-21 Joseph Myers <joseph@codesourcery.com>
868 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
870 2008-05-21 Tom Tromey <tromey@redhat.com>
872 * ggc-zone.c (lookup_page_table_if_allocated): New function.
873 (zone_find_object_offset): Likewise.
874 (gt_ggc_m_S): Likewise.
875 (highest_bit): Likewise.
876 * ggc-page.c (gt_ggc_m_S): New function.
877 * stringpool.c (string_stack): Remove.
878 (init_stringpool): Update.
879 (ggc_alloc_string): Use ggc_alloc.
880 (maybe_delete_ident): New function.
881 (ggc_purge_stringpool): Likewise.
882 (gt_ggc_m_S): Remove.
883 * ggc-common.c (ggc_protect_identifiers): New global.
884 (ggc_mark_roots): Call ggc_purge_stringpool. Use
885 ggc_protect_identifiers.
886 * ggc.h (ggc_protect_identifiers): Declare.
887 (gt_ggc_m_S): Update.
888 (ggc_purge_stringpool): Declare.
889 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
890 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
892 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
894 2008-05-21 David S. Miller <davem@davemloft.net>
896 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
899 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
901 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
904 2008-05-20 David Daney <ddaney@avtrex.com>
906 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
907 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
908 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
909 UNSPEC_UPDATE_GOT_VERSION): Renumber.
910 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
911 (atomic_hiqi_op): New define_code_iterator.
912 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
913 mips_expand_compare_and_swap_12.
914 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
915 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
916 (sync_<optab><mode>, sync_old_<optab><mode>,
917 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
918 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
919 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
920 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
921 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
922 (test_and_set_12): New insn.
923 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
924 sync_new_<optab><mode>, sync_old_nand<mode>,
925 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
926 clobber to operand 0 for SI and DI mode insns.
927 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
928 mips_gen_fn_4): New typedefs.
929 (mips_gen_fn_ptrs): Define new union type.
930 (mips_expand_compare_and_swap_12): Remove declaration.
931 (mips_expand_atomic_qihi): Declare function.
932 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
933 (mips_expand_atomic_qihi): ... this. Use new generator function
935 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
936 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
937 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
938 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
939 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
940 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
941 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
942 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
943 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
944 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
947 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
949 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
952 2008-05-20 Anatoly Sokolov <aesok@post.ru>
954 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
955 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
956 (avr_attribute_table): Add 'OS_main' function attribute.
957 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
958 functions with 'OS_main' attribute.
960 2008-05-20 Richard Guenther <rguenther@suse.de>
962 PR tree-optimization/35204
963 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
964 helper, split out from ...
965 (DFS): ... here. Make the DFS walk non-recursive.
967 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
968 Jan Sjodin <jan.sjodin@amd.com>
970 PR tree-optimization/36181
971 * tree-parloops.c (loop_has_vector_phi_nodes): New.
972 (parallelize_loops): Don't parallelize when the loop has vector
975 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
976 Sebastian Pop <sebastian.pop@amd.com>
978 * tree-loop-linear.c (gather_interchange_stats): Look in the access
979 matrix, and never look at the tree representation of the memory
981 (linear_transform_loops): Computes parameters and access matrices.
982 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
984 (access_matrix_get_index_for_parameter): New.
985 * tree-data-ref.h (struct access_matrix): New.
986 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
987 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
988 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
989 am_vector_index_for_loop): New.
990 (struct data_reference): Add field access_matrix.
991 (DR_ACCESS_MATRIX): New.
992 (compute_data_dependences_for_loop): Update declaration.
993 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
994 * lambda.h (lambda_vector_vec_p): Declared.
995 * lambda-code.c: Depend on pointer-set.h.
996 (lambda_collect_parameters_from_af, lambda_collect_parameters,
997 av_for_af_base, av_for_af, build_access_matrix,
998 lambda_compute_access_matrices): New.
999 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
1001 2008-05-20 Joseph Myers <joseph@codesourcery.com>
1003 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
1006 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1007 Sebastian Pop <sebastian.pop@amd.com>
1009 PR tree-optimization/36206
1010 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
1012 (instantiate_scev_1): Rename flags to fold_conversions.
1013 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
1014 outeside instantiation_loop.
1015 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
1016 (evolution_function_is_affine_or_constant_p): Removed.
1017 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
1019 (analyze_siv_subscript): Pass in the loop nest number.
1020 Call evolution_function_is_affine_in_loop instead of
1021 evolution_function_is_affine_p.
1022 (analyze_overlapping_iterations): Pass in the loop nest number.
1024 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1025 Sebastian Pop <sebastian.pop@amd.com>
1027 PR tree-optimization/36206
1028 * tree-chrec.h (chrec_fold_op): New.
1029 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
1032 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
1034 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
1036 (remove_duplicates): Do not set inode on non-inode systems.
1039 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
1041 * config.gcc (tm_file): Update comments about relative pathnames.
1043 2008-05-20 Richard Guenther <rguenther@suse.de>
1045 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
1046 * tree-ssa-sccvn.c (process_scc): Likewise.
1047 * tree-ssa-sink.c (execute_sink_code): Likewise.
1048 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
1049 * tree-vrp.c (process_assert_insertions): Likewise.
1050 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
1051 (perform_tree_ssa_dce): Likewise.
1052 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1053 (dump_dominator_optimization_stats): Likewise.
1054 * tree-vectorizer.c (vectorize_loops): Likewise.
1056 2008-05-20 Richard Guenther <rguenther@suse.de>
1058 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
1060 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
1062 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
1063 (ix86_i386elf_return_in_memory): Likewise.
1064 (ix86_i386interix_return_in_memory): Likewise.
1065 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
1066 (SUBTARGET_RETURN_IN_MEMORY): New.
1067 * config/i386/i386elf.h: Likewise.
1068 * config/i386/ptx4-i.h: Likewise.
1069 * config/i386/sol2-10.h: Likewise.
1070 * config/i386/sysv4.h: Likewise.
1071 * config/i386/vx-common.h: Likewise.
1072 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
1073 * config/i386/i386.c (ix86_return_in_memory): Made static and
1074 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
1075 (ix86_i386elf_return_in_memory): Removed.
1076 (ix86_i386interix_return_in_memory): Removed.
1077 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
1078 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
1080 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
1082 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
1084 2008-05-19 Xinliang David Li <davidxl@google.com>
1086 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
1088 * common.opt: Ditto.
1089 * doc/invoke.texi: Ditto.
1091 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
1093 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
1094 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
1096 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1098 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
1099 sizes of operand array from 8/4 to 4/2.
1100 (ix86_expand_vector_init_general): Change size of operand array
1101 from 32 to 16. Remove op0, op1 and half_mode.
1103 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1105 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
1106 (ix86_expand_vector_init_interleave): Likewise.
1107 (ix86_expand_vector_init_general): Use them. Assert
1108 word_mode == SImode when n_words == 4.
1110 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
1112 * config/i386/i386.c (ix86_secondary_reload): New static function.
1113 (TARGET_SECONDARY_RELOAD): New define.
1114 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1115 * config/i386/i386.md (reload_outqi): Remove.
1117 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1120 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
1121 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
1122 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
1123 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
1124 (fold_builtin_1): Likewise.
1125 * builtins.def (BUILT_IN_ISINF_SIGN): New.
1126 c-common.c (check_builtin_function_arguments): Handle
1127 BUILT_IN_ISINF_SIGN.
1128 * doc/extend.texi: Document __builtin_isinf_sign.
1129 * fold-const.c (operand_equal_p): Handle COND_EXPR.
1131 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
1133 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
1134 EH cleanup at the end of the pass, search for those that have been
1135 turned into forwarder blocks and do the cleanup on their successor.
1137 2008-05-18 Richard Guenther <rguenther@suse.de>
1139 * tree-cfg.c (verify_gimple_expr): Allow conversions from
1140 pointers to sizetype and vice versa.
1142 2008-05-18 Xinliang David Li <davidxl@google.com>
1144 * gcc/tree-ssa-dce.c: Coding style fix.
1145 (check_pow): Documentation comment.
1146 (check_log): Documenation comment. Coding style fix.
1147 (is_unnecessary_except_errno_call): Ditto.
1148 (gen_conditions_for_pow): Ditto.
1149 (gen_conditions_for_log): Ditto.
1150 (gen_shrink_wrap_conditions): Ditto.
1151 (shrink_wrap_one_built_in_calls): Ditto.
1152 * gcc/doc/invoke.texi: Better documentation string.
1153 * ChangeLog: Fix wrong change log entries from
1154 May 17 checkin on function call DCE.
1156 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
1158 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
1160 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1162 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
1163 * df-problems.c (simulation routines): Fixed block comment to
1164 properly say how to add forwards scanning functions.
1166 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1168 * tree-inline.c (setup_one_parameter): Remove dead code.
1170 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1172 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
1173 a BIT_AND_EXPR only for an INTEGER_TYPE.
1175 2008-05-17 Xinliang David Li <davidxl@google.com>
1177 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
1178 (check_pow, check_log, is_unnecessary_except_errno_call): New
1179 functions to check for eliminating math functions that are pure
1180 except for setting errno.
1181 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
1182 general condition expressions for shrink-wrapping pow/log calls.
1183 (gen_shrink_wrap_conditions): Ditto.
1184 (shrink_wrap_one_built_in_call): Ditto.
1185 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
1186 (mark_operand_necessary): If debugging, output if OP is necessary.
1187 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
1189 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
1191 * gcc/common.opt: New user flag -ftree-builtin-dce.
1192 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
1194 2008-05-16 David S. Miller <davem@davemloft.net>
1196 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
1197 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1199 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
1202 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
1204 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1206 * ifcvt.c (dead_or_predicable): Rename
1207 df_simulate_one_insn_backwards to df_simulate_one_insn.
1208 * recog.c (peephole2_optimize): Ditto.
1209 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
1211 * df.h: Rename df_simulate_one_insn_backwards to
1212 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
1213 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
1214 scanning of defs and uses.
1215 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
1216 (df_simulate_one_insn_forwards): Removed.
1218 2008-05-16 Doug Kwan <dougkwan@google.com>
1220 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
1222 (real_from_string): Handle NaNs and Inf as approriate.
1224 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
1226 * doc/gty.texi (Source Files Containing Type Information): Note
1227 that headers should appear first in the gtfiles list.
1229 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1231 * tree.def (COND_EXEC): Properly documented this code.
1233 2008-05-16 Diego Novillo <dnovillo@google.com>
1235 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
1236 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
1239 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1241 * tree-ssa-dse (max_stmt_uid): Removed.
1242 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
1243 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
1244 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
1245 * function.h (cfun.last_stmt_uid): New field.
1246 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
1247 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
1249 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
1250 (create_stmt_ann): Initialize the ann->uid field.
1251 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
1253 * tree-flow.h (renumber_gimple_stmt_uids): New function.
1255 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
1257 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
1258 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
1259 (init_empty_tree_cfg): Call it.
1261 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1263 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
1266 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1268 * doc/invoke.text (-fdump-tree-*-verbose): New option.
1269 * tree-dump.c (dump_options): New verbose option.
1270 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
1272 * tree-pass.h (TDF_VERBOSE): New dump flag.
1273 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
1274 (tree-flow.h): Added include.
1275 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
1277 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
1279 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
1281 From Jie Zhang <jie.zhang@analog.com>
1282 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1283 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
1284 mcpu=bf561-none and mcpu=bf561-0.2.
1285 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1286 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
1287 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1288 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
1289 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
1290 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
1291 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
1293 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
1294 (cputype_selected): Remove.
1295 (bfin_handle_option): Don't use cputype_selected.
1296 (override_options): When no mcpu option, enable all workarounds.
1297 Don't use bfin_workarounds.
1298 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
1300 (DEFAULT_CPU_TYPE): Don't define.
1302 2008-05-16 Richard Guenther <rguenther@suse.de>
1304 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
1305 on deletion of the last stmt.
1307 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1309 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
1310 V8HImode for SSE2 and V16QImode for SSE4.1.
1312 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1314 * cgraph.h (compute_inline_parameters): Made public.
1315 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
1316 variable_generate_summary, function_write_summary,
1317 variable_write_summary, variable_read_summary. Added generate_summary,
1318 write_summary, read_summary.
1319 * cgraphunit.c (cgraph_process_new_functions): Changed call from
1320 pass_ipa_inline.function_generate_summary, to
1321 compute_inline_parameters.
1322 * ipa-inline.c (compute_inline_parameters): Made public and added
1324 (compute_inline_parameters_for_current): New function.
1325 (pass_inline_param): Now calls compute_inline_parameters_for_current.
1326 (inline_generate_summary): Removed parameter and made to loop over
1328 (pass_ipa_inline): Updated for new IPA_PASS structure.
1329 * passes.c (execute_ipa_summary_passes): Now is called once per
1330 pass rather than once per node*pass.
1332 2008-05-15 Anatoly Sokolov <aesok@post.ru>
1334 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
1335 avr_have_mul_p, avr_asm_only_p): Remove variables.
1336 (avr_override_options): Remove initialization of removed variables.
1337 (avr_file_start): Convert removed variables to fields of
1338 'struct base_arch_s *avr_current_arch'.
1339 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
1340 (AVR_HAVE_MUL): (Ditto.).
1341 (AVR_HAVE_MOVW): (Ditto.).
1342 (AVR_HAVE_LPMX): (Ditto.).
1343 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
1344 avr_asm_only_p): Remove declaration.
1346 2008-05-15 Diego Novillo <dnovillo@google.com>
1348 * config/arm/arm.c (arm_return_in_memory): Fix return type.
1349 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
1351 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
1354 * combine.c (check_conversion): Rename back to check_promoted_subreg.
1355 Don't call record_truncated_value from here.
1356 (record_truncated_value): Turn it into a for_each_rtx callback.
1357 (record_truncated_values): New function.
1358 (combine_instructions): Call note_uses with record_truncated_values.
1359 Change name of check_conversion to check_promoted_subreg.
1361 2008-05-15 Janis Johnson <janis187@us.ibm.com>
1363 * doc/sourcebuild.texi: Document support for torture tests.
1365 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1367 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
1368 to alternative 4 of operand 2.
1370 2008-05-15 Richard Guenther <rguenther@suse.de>
1372 * tree-pass.h (current_pass): Declare.
1373 (get_pass_for_id): Likewise.
1374 * passes.c (passes_by_id, passes_by_id_size): New globals.
1375 (set_pass_for_id): New function.
1376 (get_pass_for_id): Likewise.
1377 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
1378 (execute_function_todo): Flush per function statistics.
1379 * toplev.c (compile_file): Init statistics.
1380 (general_init): Do early statistics initialization.
1381 (finalize): Finish statistics.
1382 * statistics.h (statistics_early_init): Declare.
1383 (statistics_init): Likewise.
1384 (statistics_fini): Likewise.
1385 (statistics_fini_pass): Likewise.
1386 (statistics_counter_event): Likewise.
1387 (statistics_histogram_event): Likewise.
1388 * statistics.c: New file.
1389 * Makefile.in (OBJS-common): Add statistics.o.
1390 (statistics.o): Add dependencies.
1391 * doc/invoke.texi (-fdump-statistics): Document.
1393 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
1395 (execute_pre): Use statistics_counter_event.
1396 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
1397 (substitute_and_fold): Increment it. Use statistics_counter_event.
1399 2008-05-15 Diego Novillo <dnovillo@google.com>
1401 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
1403 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
1404 * tree-ssa-alias.c (new_type_alias): Remove references to
1405 sub-variables from comment.
1406 * tree-ssa-operands.c (swap_tree_operands): Likewise.
1408 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1410 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
1411 attribute to 1 only for insertps alternative.
1413 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1415 * config/bfin/bfin.md (loadbytes): New pattern.
1416 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
1417 (bfin_init_builtins): Initialize it.
1418 (bdesc_1arg): Add it.
1420 2008-05-15 Sa Liu <saliu@de.ibm.com>
1422 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
1423 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
1424 * testsuite/lib/target-supports.exp: Add
1425 check_effective_target_fortran_integer_16.
1427 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1429 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
1430 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
1431 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
1432 (TARGET_RETURN_IN_MEMORY): Define.
1434 2008-05-15 Richard Guenther <rguenther@suse.de>
1437 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
1438 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
1439 represent unmodifiable vars.
1441 2008-05-15 Richard Guenther <rguenther@suse.de>
1443 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
1444 INDIRECT_REF and TARGET_MEM_REF.
1445 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1448 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1449 H.J. Lu <hongjiu.lu@intel.com>
1451 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
1452 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
1453 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
1454 insn alternatives. Add missing alternatives.
1455 (*vec_concatv2di_rex64_sse4_1): Likewise.
1456 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
1457 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
1460 2008-05-15 Richard Guenther <rguenther@suse.de>
1462 PR tree-optimization/36009
1463 PR tree-optimization/36204
1464 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
1465 (determine_invariantness_stmt): Record the loop a store is
1467 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
1470 2008-05-15 Richard Guenther <rguenther@suse.de>
1472 PR tree-optimization/34330
1473 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
1474 through the pointer will alias the SMT.
1476 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
1478 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
1480 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
1482 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
1484 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1485 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1487 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
1488 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
1489 (vashl_optab): New optab for vector/vector shifts.
1490 (vashr_optab): Ditto.
1491 (vlshr_optab): Ditto.
1492 (vrotl_optab): Ditto.
1493 (vrotr_optab): Ditto.
1494 (optab_subtype): New enum for optab_for_tree_code call.
1495 (optab_for_tree_code): Add enum optab_subtype argument.
1497 * optabs.c (optab_for_tree_code): Take an additional argument to
1498 distinguish between a vector shift by a scalar and vector shift by
1499 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
1500 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
1501 vector shift by a vector.
1502 (expand_widen_pattern_expr): Pass additional argument to
1503 optab_for_tree_code.
1505 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
1506 vrotl_optab, vrotr_optab.
1508 * expr.c (expand_expr_real_1): Update calls to
1509 optab_for_tree_code to distinguish between vector shifted by a
1510 scalar and vector shifted by a vector.
1511 * tree-vectorizer.c (supportable_widening_operation): Ditto.
1512 (supportable_narrowing_operation): Ditto.
1513 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
1514 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
1515 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
1516 (vect_create_epilog_for_reduction): Ditto.
1517 (vectorizable_reduction): Ditto.
1518 (vectorizable_operation): Ditto.
1519 (vect_strided_store_supported): Ditto.
1520 (vect_strided_load_supported): Ditto.
1521 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1522 * expmed.c (expand_shift): Ditto.
1524 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
1526 (ashr@var{m}3): Ditto.
1527 (vashl@var{m}3): Document new vector/vector shift standard name.
1528 (vashr@var{m}3): Ditto.
1529 (vlshr@var{m}3): Ditto.
1530 (vrotl@var{m}3): Ditto.
1531 (vrotr@var{m}3): Ditto.
1533 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
1534 (PPERM_INVERT): Ditto.
1535 (PPERM_REVERSE): Ditto.
1536 (PPERM_REV_INV): Ditto.
1537 (PPERM_ZERO): Ditto.
1538 (PPERM_ONES): Ditto.
1539 (PPERM_SIGN): Ditto.
1540 (PPERM_INV_SIGN): Ditto.
1541 (PPERM_SRC1): Ditto.
1542 (PPERM_SRC2): Ditto.
1544 * config/i386/sse.md (mulv2di3): Add SSE5 support.
1545 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
1546 allows a memory operand to be the value being added, and split it
1547 to improve vectorization.
1548 (sse5_pmacsdqh_mem): Ditto.
1549 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
1550 (sse5_mulv2div2di3_high): Ditto.
1551 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
1552 (vec_pack_trunc_v4si): Ditto.
1553 (vec_pack_trunc_v2di): Ditto.
1554 (sse5_pcmov_<mode>): Remove code that tried to use use
1555 andps/andnps instead of pcmov.
1556 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
1557 pmacsdqh instructions.
1558 (vec_widen_smult_lo_v4si): Ditto.
1560 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
1561 (PPERM_INVERT): Ditto.
1562 (PPERM_REVERSE): Ditto.
1563 (PPERM_REV_INV): Ditto.
1564 (PPERM_ZERO): Ditto.
1565 (PPERM_ONES): Ditto.
1566 (PPERM_SIGN): Ditto.
1567 (PPERM_INV_SIGN): Ditto.
1568 (PPERM_SRC1): Ditto.
1569 (PPERM_SRC2): Ditto.
1570 (ix86_expand_sse_movcc): Move the SSE5 test after the if
1572 (ix86_expand_int_vcond): If SSE5 generate all possible integer
1574 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
1575 says ignore whether the last reference is a memory operand.
1577 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1578 Paolo Bonzini <bonzini at gnu dot org>
1580 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
1583 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
1584 (vlshr<mode>3): Rename from vlshr<mode>3.
1585 (vashr<mode>3): Rename from vashr<mode>3.
1586 (mulv4sf3): Change the names of vector shift patterns.
1590 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
1593 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
1618 * config/spu/spu.md (v): New iterator macro to add v for vector types.
1619 (floatunssidf2_internal): Change vector/vector shift names.
1620 (floatunsdidf2_internal): Ditto.
1627 (vashl<mode>3): Rename from ashl<mode>3.
1628 (vashr<mode>3): Rename from ashr<mode>3.
1629 (vlshr<mode>3): Rename from lshr<mode>3.
1630 (vrotl<mode>3): Rename from rotl<mode>3.
1632 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1635 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
1636 multiply gives the wrong value when doing widening multiplies.
1637 (vec_widen_smult_lo_v4si): Ditto.
1639 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1641 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
1642 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
1643 emit_library_call_value.
1644 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
1645 * tree.h (ECF_LIBCALL_BLOCK): Removed.
1646 * calls.c (initialize_argument_information, precompute_arguments,
1647 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
1648 (precompute_arguments): Removed flags parameter.
1649 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
1651 2008-05-14 Richard Guenther <rguenther@suse.de>
1653 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
1654 Make sure to register the store if the use is a PHI_NODE.
1656 2008-05-14 Olivier Hainque <hainque@adacore.com>
1658 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1659 memory if the component is to be referenced in BLKmode according
1660 to get_inner_reference.
1662 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
1664 * calls.c (emit_library_call_value_1): Restore code clearing
1665 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
1667 2008-05-14 Olivier Hainque <hainque@adacore.com>
1668 Nicolas Roche <roche@adacore.com>
1670 * configure.ac: Add support for a "gcc_subdir" variable in
1671 config-lang.in, to denote a subdirectory where the language/GCC
1672 integration files are to be found.
1673 * configure: Regenerate.
1675 2008-05-14 Ira Rosen <irar@il.ibm.com>
1677 PR tree-optimization/36098
1678 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
1679 value for the first load in the group in case of a gap.
1680 (vect_build_slp_tree): Check that there are no gaps in loads.
1682 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1684 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
1685 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
1686 expand_copysign_bit, ): Change call to emit_no_conflict_block to
1687 emit_insn and remove unneeded code to construct extra args.
1688 (emit_no_conflict_block): Removed.
1689 * optabls.h: (emit_no_conflict_block): Removed.
1690 * cse.c (cse_extended_basic_block): Remove search for
1691 REG_NO_CONFLICT note.
1692 * global.c: Removed incorrect comment added in revision 117.
1693 * expr.c (convert_move): Change call to emit_no_conflict_block to
1695 * recog.c: Change comments so that they do not mention
1697 * local_alloc.c (combine_regs): Removed last parameter.
1698 (no_conflict_p): Removed.
1699 (block_alloc): Removed note, no_conflict_combined_regno and set
1700 local vars. Removed all code to process REG_NO_CONFLICT blocks.
1701 (combine_regs): Removed already_dead and code to look for
1702 REG_NO_CONFLICT notes.
1703 * lower_subreg (remove_retval_note): Removed code to look for
1704 REG_NO_CONFLICT block.
1705 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
1706 (resolve_clobber): Remove code to process libcalls that have
1707 REG_NO_CONFLICT notes.
1708 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
1710 * combine.c (can_combine_p, distribute_notes): Removed
1711 REG_NO_CONFLICT case.
1712 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
1714 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
1715 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
1717 * reg-notes.def (NO_CONFLICT): Removed.
1719 2008-05-14 David S. Miller <davem@davemloft.net>
1721 * config/sparc/sparc.c (sparc_profile_hook): If
1722 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
1723 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
1724 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1726 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
1728 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
1730 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
1733 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
1734 and op1 expansion before vector concat to have less live pseudos.
1736 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
1738 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
1739 ix86_expand_vector_set if supported.
1741 2008-05-13 Diego Novillo <dnovillo@google.com>
1742 Kenneth Zadeck <zadeck@naturalbridge.com>
1744 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
1746 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
1747 phinodes_print_statistics, init_ssanames, fini_ssanames,
1748 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
1749 release_ssa_name, release_defs, replace_ssa_name_symbol,
1750 ssanames_print_statistics): Move ...
1751 * tree-flow.h: ... here.
1752 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
1753 Use FN instead of cfun.
1754 (make_ssa_name_fn): Rename from make_ssa_name.
1755 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
1756 * tree-flow-inline.h (make_ssa_name): Move from
1757 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
1758 * omp-low.c (expand_omp_parallel):
1759 * tree-flow-inline.h (redirect_edge_var_map_result):
1760 * tree-ssa.c (init_tree_ssa): Add argument FN.
1761 Use it instead of cfun. Update all users.
1763 2008-05-13 Tom Tromey <tromey@redhat.com>
1765 PR preprocessor/22168:
1766 * doc/cpp.texi (Top): Update menu.
1767 (Alternatives to Wrapper #ifndef): New node.
1768 (Other Directives): Document deprecation.
1769 (Obsolete Features): Remove menu.
1770 (Assertions): Merge node into Obsolete Features.
1771 (Obsolete once-only headers): Move earlier; rename to Alternatives
1773 * doc/cppopts.texi: Update.
1774 * c.opt (Wdeprecated): Enable for C and ObjC.
1775 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
1776 (C++ Dialect Options): Move -Wno-deprecated from here to...
1777 (Warning Options): ... here.
1779 2008-05-13 Richard Guenther <rguenther@suse.de>
1782 * fold-const.c (fold_sign_changed_comparison): Do not allow
1783 changes in pointer-ness.
1785 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1788 * config/sh/sh.c (sh_expand_prologue): Don't clear
1789 RTX_FRAME_RELATED_P for push insns.
1791 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
1793 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
1795 2008-05-12 Anatoly Sokolov <aesok@post.ru>
1797 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
1798 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
1799 Use 'machine->is_leaf' instead of 'leaf_func_p'.
1801 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
1803 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
1804 (*vec_concatv4sf_sse): This.
1805 (*sse2_concatv2si): Renamed to ...
1806 (*vec_concatv2si_sse2): This.
1807 (*sse1_concatv2si): Renamed to ...
1808 (*vec_concatv2si_sse): This.
1809 (*vec_concatv2di_rex): Renamed to ...
1810 (*vec_concatv2di_rex64): This.
1811 (*vec_concatv2si_sse4_1): New.
1812 (*vec_concatv2di_rex64_sse4_1): Likewise.
1814 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
1816 PR rtl-optimization/36111
1817 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
1818 that was created for swappable operands.
1820 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
1823 * Makefile.in: Substitute GNATMAKE and GNATBIND.
1824 * configure.ac: Add call to ACX_PROG_GNAT.
1826 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
1828 * optc-gen.awk: Fix comment typo.
1830 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1832 * pretty-print.c (pp_integer_with_precision): Use
1833 HOST_LONG_LONG_FORMAT.
1835 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
1837 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
1839 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
1841 * config/i386/i386.c (bdesc_ptest): Removed.
1842 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
1843 (bdesc_args): Add __builtin_ia32_ptestz128,
1844 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
1845 (ix86_init_mmx_sse_builtins): Updated.
1846 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
1847 (ix86_expand_builtin): Updated.
1849 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
1851 * tree-cfg.c (valid_fixed_convert_types_p): New function.
1852 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
1854 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
1856 * value-prof.c (interesting_stringop_to_profile): Do not
1857 return early for BUILT_IN_MEMPCPY.
1859 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
1861 * calls.c (expand_call): Don't use callgraph to increase
1862 preferred_stack_boundary.
1864 * cgraph.h (cgraph_rtl_info): Use unsigned on
1865 preferred_incoming_stack_boundary.
1867 * final.c (rest_of_clean_state): Use unsigned on
1868 preferred_stack_boundary.
1870 2008-05-09 Tom Tromey <tromey@redhat.com>
1872 PR preprocessor/22231:
1873 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
1876 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
1878 PR tree-optimization/36129
1879 * tree-ssa-ccp.c: Include value-prof.h.
1880 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
1881 built-in function was folded to a constant.
1882 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
1884 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
1885 Sebastian Pop <sebastian.pop@amd.com>
1887 * tree-scalar-evolution.c: Document instantiate_scev.
1888 (instantiate_parameters_1): Renamed instantiate_scev_1.
1889 Don't use the same loop for instantiation_loop and evolution_loop.
1890 (instantiate_scev): New.
1891 (instantiate_parameters): Moved...
1892 (resolve_mixers): Update call to instantiate_scev_1 to pass the
1893 same loop twice. Maintains the semantics for this function.
1894 * tree-scalar-evolution.h (instantiate_scev): Declare.
1895 (instantiate_parameters): ...here. Now static inline.
1896 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
1897 instead of resolve_mixers.
1899 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1901 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
1903 2008-05-09 Tomas Bily <tbily@suse.cz>
1905 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
1906 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
1907 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1908 * c-common.c (c_common_truthvalue_conversion): Likewise.
1909 * tree-object-size.c (compute_object_offset): Likewise.
1910 * tree-inline.c (estimate_num_insns_1): Likewise.
1911 * varasm.c (const_hash_1, compare_constant, copy_constant)
1912 (compute_reloc_for_constant, output_addressed_constants)
1913 (initializer_constant_valid_p): Likewise.
1914 * c-omp.c (check_omp_for_incr_expr): Likewise.
1915 * gimplify.c (gimplify_expr): Likewise.
1916 * c-typeck.c (c_finish_return): Likewise.
1917 * tree-vectorizer.c (supportable_widening_operation)
1918 (supportable_narrowing_operation): Likewise.
1919 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
1920 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
1921 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
1922 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
1923 (descr_info_loc): Likewise.
1924 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1925 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
1926 (fold_unary): Likewise.
1927 * builtins.c (get_pointer_alignment): Likewise.
1928 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
1929 (instantiate_parameters_1): Likewise.
1930 * tree.c (expr_align, stabilize_reference): Likewise.
1931 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
1932 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
1933 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
1934 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1935 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
1936 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
1938 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
1939 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
1940 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
1941 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
1942 (forward_propagate_comparison)
1943 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1944 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
1945 * emit-rtl.c (component_ref_for_mem_expr)
1946 (set_mem_attributes_minus_bitpos): Likewise.
1947 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1948 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
1950 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
1951 (build_function_call, pointer_diff, build_compound_expr)
1952 (c_finish_return): Likewise.
1953 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
1954 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
1956 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
1957 * expr.c (is_aligning_offset): Likewise.
1958 * tree-ssa-alias.c (is_escape_site): Likewise.
1959 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
1960 (check_all_va_list_escapes): Likewise.
1961 * tree-ssa-loop-ivopts.c (determine_base_object)
1962 (determine_common_wider_type): Likewise.
1963 * dojump.c (do_jump): Likewise.
1964 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
1965 * tree-gimple.c (is_gimple_cast): Likewise.
1966 * fold-const.c (decode_field_reference, )
1967 (fold_sign_changed_comparison, fold_unary, fold_comparison)
1968 (fold_binary): Likewise.
1969 * tree-ssa-alias-warnings.c (find_alias_site_helper)
1970 (already_warned_in_frontend_p): Likewise.
1971 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
1972 * tree.c (really_constant_p, get_unwidened): Likewise.
1973 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
1974 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
1975 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
1977 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
1979 (CONVERT_EXPR_P): Define.
1980 (CASE_CONVERT): Define.
1982 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
1985 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
1986 (delete_unmarked_insns): When deleting a call, call
1987 delete_unreachable_blocks.
1988 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1989 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
1991 2008-05-08 Richard Guenther <rguenther@suse.de>
1993 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
1994 (-ftree-salias): Likewise.
1995 (salias-max-implicit-fields): Remove param documentation.
1996 (salias-max-array-elements): Likewise.
1997 * tree-pass.h (pass_create_structure_vars): Remove.
1998 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1999 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2000 * tree-ssa-alias.c (create_structure_vars): Remove.
2001 (gate_structure_vars): Likewise.
2002 (pass_create_structure_vars): Likewise.
2003 (gate_build_alias): Likewise.
2004 (pass_build_alias): Adjust to run always and dump the function.
2005 * common.opt (ftree-salias): Hide.
2006 * passes.c (init_optimization_passes): Remove
2007 pass_create_structure_vars, adjust comment.
2008 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2009 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2010 * opts.c (decode_options): Do not set flag_tree_salias.
2011 (common_handle_option): Add OPT_ftree_salias to the backward
2012 compatibility section.
2014 2008-05-08 Richard Guenther <rguenther@suse.de>
2016 * tree-flow-inline.h (var_can_have_subvars): Move ...
2017 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
2018 * tree-flow.h (var_can_have_subvars): Remove.
2019 (push_fields_onto_fieldstack): Remove.
2020 (sort_fieldstack): Likewise.
2021 (struct fieldoff): Move ...
2022 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
2023 alias_set and base_for_components fields.
2024 (sort_fieldstack): Make static.
2025 (push_fields_onto_fieldstack): Likewise. Remove code that
2026 handles anything but RECORD_TYPEs. Remove alias_set and
2027 base_for_components handling.
2028 (create_variable_info_for): Adjust.
2030 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
2032 * common.opt (Wframe-larger-than=): Shorten the help message
2034 * doc/invoke.texi (Wframe-larger-than=): Add more description.
2036 2008-05-08 Rafael Espindola <espindola@google.com>
2038 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
2040 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
2041 trap and that both operands are gimple values.
2042 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
2043 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
2046 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2048 * read-rtl.c (join_c_conditions): Return the first string if the
2049 two strings are equal.
2051 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2053 * gensupport.h (pred_data): Add a "num_codes" field.
2054 (add_predicate_code): Declare.
2055 * gensupport.c (add_predicate_code): New function.
2056 (std_pred_table): Add an "allows_const_p" field.
2057 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
2058 Remove the (incomplete) list of such codes from the codes field.
2059 (init_predicate_table): Use add_predicate_code. Add all
2060 RTX_CONST_OBJs if allows_const_p is true.
2061 * genrecog.c (process_define_predicate): Use add_predicate_code.
2063 2008-05-08 David Daney <ddaney@avtrex.com>
2064 Richard Sandiford <rsandifo@nildram.co.uk>
2066 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
2067 special case of constant zero operands.
2068 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
2069 old and new values. Special case constant zero values.
2070 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
2072 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
2073 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
2075 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
2078 * simplify-rtx.c (simplify_plus_minus): Create CONST of
2079 similar RTX_CONST_OBJ before CONST_INT.
2081 2008-05-08 Steve Ellcey <sje@cup.hp.com>
2083 * stmt.c (expand_stack_restore): Change sa mode if needed.
2085 2008-05-08 Richard Guenther <rguenther@suse.de>
2087 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
2088 return type to bool.
2089 (ix86_sol10_return_in_memory): Likewise.
2090 (ix86_i386elf_return_in_memory): Likewise.
2091 (ix86_i386interix_return_in_memory): Likewise.
2092 * config/i386/i386.c (ix86_return_in_memory): Likewise.
2093 (ix86_sol10_return_in_memory): Likewise.
2094 (ix86_i386elf_return_in_memory): Likewise.
2095 (ix86_i386interix_return_in_memory): Likewise.
2097 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2100 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
2102 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
2103 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
2106 2008-05-08 Richard Guenther <rguenther@suse.de>
2108 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
2109 * tree-data-ref.h (struct dr_alias): Remove subvars field.
2110 (DR_SUBVARS): Remove.
2111 * tree-dfa.c (dump_subvars_for): Remove.
2112 (debug_subvars_for): Likewise.
2113 (dump_variable): Do not dump subvars.
2114 (remove_referenced_var): Do not remove subvars.
2115 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
2116 (lookup_subvars_for_var): Remove.
2117 (get_subvars_for_var): Likewise.
2118 (get_subvars_at): Likewise.
2119 (get_first_overlapping_subvar): Likewise.
2120 (overlap_subvar): Likewise.
2121 * tree-flow.h (subvar_t): Remove.
2122 (struct var_ann_d): Remove subvars field.
2123 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
2124 argument. Remove special handling of SFTs.
2125 (compute_tag_properties): Likewise.
2126 (set_initial_properties): Likewise.
2127 (compute_call_clobbered): Likewise.
2128 (count_mem_refs): Likewise.
2129 (compute_memory_partitions): Likewise.
2130 (compute_flow_insensitive_aliasing): Likewise.
2131 (setup_pointers_and_addressables): Likewise.
2132 (new_type_alias): Likewise.
2133 (struct used_part): Remove.
2134 (used_portions): Likewise.
2135 (struct used_part_map): Likewise.
2136 (used_part_map_eq): Likewise.
2137 (used_part_map_hash): Likewise.
2138 (free_used_part_map): Likewise.
2139 (up_lookup): Likewise.
2140 (up_insert): Likewise.
2141 (get_or_create_used_part_for): Likewise.
2142 (create_sft): Likewise.
2143 (create_overlap_variables_for): Likewise.
2144 (find_used_portions): Likewise.
2145 (create_structure_vars): Likewise.
2146 * tree.def (STRUCT_FIELD_TAG): Remove.
2147 * tree.h (MTAG_P): Adjust.
2148 (struct tree_memory_tag): Remove base_for_components and
2149 unpartitionable flags.
2150 (struct tree_struct_field_tag): Remove.
2151 (SFT_PARENT_VAR): Likewise.
2152 (SFT_OFFSET): Likewise.
2153 (SFT_SIZE): Likewise.
2154 (SFT_NONADDRESSABLE_P): Likewise.
2155 (SFT_ALIAS_SET): Likewise.
2156 (SFT_UNPARTITIONABLE_P): Likewise.
2157 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
2158 (union tree_node): Remove sft field.
2159 * alias.c (get_alias_set): Remove special handling of SFTs.
2160 * print-tree.c (print_node): Remove handling of SFTs.
2161 * tree-dump.c (dequeue_and_dump): Likewise.
2162 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2163 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
2164 * tree-predcom.c (set_alias_info): Do not set subvars.
2165 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
2166 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
2167 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
2168 (add_vars_for_offset): Remove.
2169 (add_virtual_operand): Remove special handling of SFTs.
2170 (add_call_clobber_ops): Likewise.
2171 (add_call_read_ops): Likewise.
2172 (get_asm_expr_operands): Likewise.
2173 (get_modify_stmt_operands): Likewise.
2174 (get_expr_operands): Likewise.
2175 (add_to_addressable_set): Likewise.
2176 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
2177 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2178 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
2179 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
2180 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
2181 (tree_node_structure): Likewise.
2182 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
2184 (find_what_p_points_to): Likewise.
2186 2008-05-08 Sa Liu <saliu@de.ibm.com>
2188 * config/spu/spu.md: Fixed subti3 pattern.
2190 2008-05-08 Richard Guenther <rguenther@suse.de>
2193 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2194 sure to create a representative for trailing arrays for PTA.
2196 2008-05-08 Richard Guenther <rguenther@suse.de>
2199 * fold-const.c (operand_equal_p): Two objects which types
2200 differ in pointerness are not equal.
2202 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2204 * calls.c (compute_argument_block_size): Add argument tree fndecl.
2205 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
2206 (emit_library_call_value_1): Add new variable fndecl initialized by
2207 NULL_TREE. It should be the decl type of orgfun, but this information
2208 seems not to be available here, so it uses the default calling abi.
2209 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
2210 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
2211 by TARGET_RETURN_IN_MEMORY.
2212 * config/i386/i386-interix.h: Likewise.
2213 * config/i386/i386.h: Likewise.
2214 * config/i386/i386elf.h: Likewise.
2215 * config/i386/ptx4-i.h: Likewise.
2216 * config/i386/sol2-10.h: Likewise.
2217 * config/i386/sysv4.h: Likewise.
2218 * config/i386/vx-common.h: Likewise.
2219 * config/cris/cris.h: Removed #if 0 clause.
2220 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
2221 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
2223 (ix86_sol10_return_in_memory): Likewise.
2224 (ix86_i386elf_return_in_memory): New.
2225 (ix86_i386interix_return_in_memory): New.
2226 * config/mt/mt-protos.h (mt_return_in_memory): New.
2227 * config/mt/mt.c: Likewise.
2228 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
2229 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
2230 * config/bfin/bfin.h: Likewise.
2231 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
2233 * config/bfin/bfin.c: Likewise.
2234 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
2235 * config/alpha/unicosmk.h: Likewise.
2236 * config/i386/cygming.h: Likewise.
2237 * config/iq2000/iq2000.h: Likewise.
2238 * config/mips/mips.h: Likewise.
2239 * config/mn10300/mn10300.h: Likewise.
2240 * config/rs6000/rs6000.h: Likewise.
2241 * config/score/score.h: Likewise.
2242 * config/spu/spu.h: Likewise.
2243 * config/v850/v850.h: Likewise.
2244 * defaults.h: Likewise.
2245 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
2246 * expr.c (emit_block_move): Adjust use of
2247 OUTGOING_REG_PARM_STACK_SPACE.
2248 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
2249 OUTGOING_REG_PARM_STACK_SPACE.
2250 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
2252 2008-05-08 Jakub Jelinek <jakub@redhat.com>
2254 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
2255 on OMP_RETURN for OMP_FOR.
2258 * dwarf2out.c (dw_expand_expr, common_check): Removed.
2259 (fortran_common): New function.
2260 (gen_variable_die): Call fortran_common instead of common_check,
2261 adjust for it returning tree instead of rtx. Formatting.
2263 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2267 * see.c (see_copy_insn): Copy new pure const attributes for new call.
2268 * c-decl.c (merge_decls): Ditto.
2269 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
2270 to RTL_CONST_OR_PURE_CALL_P.
2271 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
2272 Initialized DECL_LOOPING_CONST_PURE.
2273 (process_call_operands): Set tree_side_effects properly.
2274 * tree.h (TREE_READONLY_DECL_P): Removed.
2275 (DECL_IS_PURE): Renamed to DECL_PURE_P.
2276 (DECL_LOOPING_OR_CONST_P): New macro.
2277 (struct tree_function_decl): Added looping_const_or_pure_p.
2279 (ECF_LOOPING_OR_CONST_P): New macro.
2280 * rtlanal.c (pure_const_p): Removed.
2281 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
2282 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
2283 to RTL_CONST_CALL_P.
2284 * ipa-pure-const.c (pure_const_state_e): Added looping field.
2285 (check_decl, check_tree, check_call, scan_function): Initialize
2287 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
2288 (static_execute): Set looping true for recursive functions.
2289 Undo setting state to IPA_NEITHER for recursive functions.
2291 * ifcvt.c (noce_can_store_speculate_p): Changed
2292 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
2293 RTL_CONST_OR_PURE_CALL_P.
2294 * dse.c (scan_insn): Ditto.
2295 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
2296 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
2297 RTL_CONST_OR_PURE_CALL_P.
2298 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
2299 pure_call_p to RTL_CONST_CALL_P.
2300 * gimplify.c (gimplify_call_expr): Clear side effects for
2301 non-looping pure and constant calls.
2302 * calls.c (emit_call_1): Set rtl flags from ecf flags.
2303 (flags_from_decl_or_type): Set ecf flags from decl flags.
2304 (initialize_argument_information): Turn off
2305 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
2306 Change const to pure if callee_copies is true rather than just
2308 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
2309 way of marking pure calls.
2310 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
2311 Remove hack that was supposed to fix pr7335 and remove old
2312 way of marking pure calls.
2313 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
2314 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
2315 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
2316 RTL_CONST_OR_PURE_CALL_P.
2317 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
2318 * loop-invariant.c (find_exits, find_invariant_bb): Changed
2319 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
2320 * sched-deps.c (schedule_analyze): Ditto.
2321 * rtl.h (struct rtx_def): Use call field, unchanging field, and
2322 return_val field of calls to represent pure and const function info.
2323 (CONST_OR_PURE_CALL_P): Deleted macro.
2324 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2325 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
2326 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
2328 * tree-optimize.c (execute_fixup_cfg): Added test for
2329 ECF_LOOPING_CONST_OR_PURE.
2330 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
2332 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
2333 effects for looping pure or const calls.
2334 (verify_gimple_expr): Added verification code.
2335 * config/alpha/alpha.c (alpha_legitimize_address,
2336 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
2338 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
2339 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
2340 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
2341 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
2342 RTL_CONST_OR_PURE_CALL_P.
2343 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
2344 and const calls to be deleted.
2346 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2349 * config/i386/mmx.md (mmx_subv2sf3): New expander.
2350 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
2351 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
2352 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2353 to handle nonimmediate operands.
2354 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
2355 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
2356 to handle nonimmediate operands.
2357 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
2358 (mmx_pmulhrwv4hi3): New expander. Use
2359 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2360 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
2361 (sse2_umulv1siv1di3): New expander. Use
2362 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2363 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
2364 (mmx_eq<mode>3): New expander. Use
2365 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2366 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
2367 (mmx_uavgv8qi3): New expander. Use
2368 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2369 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
2370 (mmx_uavgv4hi3): New expander. Use
2371 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2373 * config/i386/sse.md
2374 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
2375 to handle nonimmediate operands.
2376 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
2377 to handle nonimmediate operands.
2378 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
2379 to handle nonimmediate operands.
2380 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
2381 to handle nonimmediate operands.
2382 (sse2_unpckhpd_exp): New expander. Use
2383 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2384 (sse2_unpcklpd_exp): New expander. Use
2385 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2386 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
2387 to handle nonimmediate operands.
2388 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
2389 to handle nonimmediate operands.
2390 (*sse2_<plusminus_insn><mode>3): Rename from
2391 sse2_<plusminus_insn><mode>3 insn pattern.
2392 (sse2_<plusminus_insn><mode>3): New expander. Use
2393 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2394 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
2395 (sse2_umulv2siv2di3): New expander. Use
2396 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2397 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
2398 (sse4_1_mulv2siv2di3): New expander. Use
2399 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2400 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
2401 (sse2_pmaddwd): New expander. Use
2402 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2403 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
2404 (sse2_eq<mode>3): New expander. Use
2405 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2406 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
2407 (sse4_1_eqv2di3): New expander. Use
2408 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2409 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2410 (sse2_uavgv16qi3): New expander. Use
2411 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2412 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2413 (sse2_uavgv16qi3): New expander. Use
2414 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2415 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
2416 (sse2_uavgv8hi3): New expander. Use
2417 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2418 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
2419 (ssse3_pmulhrswv8hi3): New expander. Use
2420 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2421 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
2422 (ssse3_pmulhrswv4hi3): New expander. Use
2423 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2425 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
2426 (<sse>_vmmul<mode>3): Ditto.
2427 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
2429 (ssse3_pmaddubsw128): Use register_operand for operand 1.
2430 (ssse3_pmaddubsw): Ditto.
2432 * config/i386/i386.c (struct_builtin_description)
2433 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
2434 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
2435 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
2436 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
2437 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
2438 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
2439 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
2440 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
2441 (ix86_fixup_binary_operands): Assert that src1
2442 and src2 must have the same mode when swapped.
2443 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
2444 and ix86_binary_operator_ok. Do not force operands in registers
2447 2008-05-07 Jan Hubicka <jh@suse.cz>
2449 * cgraph.c (dump_cgraph_node): Update.
2450 * cgraph.h (cgraph_local_info): Break out inline summary.
2451 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
2453 * ipa-inline (inline_summary): New accestor function.
2454 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
2455 cgraph_decide_inlining, compute_inline_parameters): Update.
2456 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
2458 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2460 Cleanup ColdFire scheduling support and add V4 pipeline model.
2462 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
2463 (define_attr cpu): Add cfv4 value.
2464 (define_attr type, define_attr type1): Merge into a single 'type'
2465 attribute. Update all uses.
2466 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
2467 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
2469 (define_attr opx_mem, define_attr opy_mem): Remove.
2470 (define_attr op_mem): Clean up, update comment.
2471 (define_attr size): Use specific values instead of general int.
2472 (define_attr guess, define_attr split): Remove. Update all uses.
2473 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
2474 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
2475 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
2476 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
2477 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
2478 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
2479 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
2480 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
2481 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
2482 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
2483 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
2484 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
2485 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
2486 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
2487 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
2488 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
2489 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
2490 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
2491 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
2492 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
2493 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
2494 Update or set attributes.
2495 (stack_tie): New fake instruction.
2497 * config/m68k/m68k.h (TUNE_CFV4): New macro.
2498 (m68k_sched_attr_size): Update declaration.
2499 (m68k_sched_attr_type2): Remove.
2500 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
2501 Declare new bypass predicates.
2503 * config/m68k/m68k.c (m68k_sched_issue_rate,
2504 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
2506 (TARGET_SCHED_ISSUE_RATE,
2507 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
2508 (override_options): Handle scheduling for ColdFire V4 core.
2509 (m68k_expand_prologue): Emit stack_tie.
2510 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
2511 'OP_TYPE_FPN'. Update all uses.
2512 (sched_guess_p): Remove.
2513 (sched_address_type): Handle symbolic addresses.
2514 (sched_get_operand): New static function.
2515 (sched_operand_type): Merge into sched_attr_op_type.
2516 (sched_attr_op_type): Handle FP registers, handle quick constants,
2518 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
2519 (m68k_sched_attr_size): Update. Move logic to ...
2520 (sched_get_attr_size_int): New static function.
2521 (sched_get_opxy_mem_type): New static function.
2522 (m68k_sched_attr_op_mem): Update.
2523 (m68k_sched_attr_type2): Remove.
2524 (sched_cfv4_bypass_data): New static variable.
2525 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
2526 (m68k_sched_issue_rate): Implement scheduler hook.
2527 (struct _sched_ib: enabled_p): New field.
2528 (m68k_sched_variable_issue): Update. Handle V4.
2529 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
2530 sched_dump_class_func_t, sched_dump_split_class,
2531 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
2532 sched_dump_dfa_class, m68k_sched_dump): Remove.
2533 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
2535 (m68k_sched_init_global): Remove statisctics dumping, introduce
2536 sanity check that all instructions have pipeline reservations. Handle
2538 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2539 Handle ColdFire V4 core.
2540 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
2541 New static functions.
2542 (m68k_sched_address_bypass_p): New bypass predicate.
2543 (sched_get_indexed_address_scale): New static function.
2544 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
2546 * cf.md: Update comments.
2547 (define_attr type2): Remove. Use 'type' attribute instead.
2549 (cf_ib): Rename to cfv123_ib. Update all uses.
2550 (cf_oep): Rename to cfv123_oep. Update all uses.
2551 (cf_chr): Rename to cfv123_chr. Update all uses.
2552 (cf_mem): Rename to cfv123_mem. Update all uses.
2553 (cf_mac): Move to more appropriate place.
2554 (cfv123_guess): New automaton and cpu_unit.
2555 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
2556 Update uses of 'size' attribute. Handle before reload scheduling.
2557 (cfv123_guess): New dummy reservation for unhandled instructions.
2558 (cfv4_*): Pipeline description of ColdFire V4 core.
2559 (ignore): New reservation to handle 'ignore' type.
2561 2008-05-07 Ian Lance Taylor <iant@google.com>
2564 * gimplify.c (find_single_pointer_decl_1): Don't look through
2566 (find_single_pointer_decl): Adjust comments.
2568 2008-05-07 Jakub Jelinek <jakub@redhat.com>
2571 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
2572 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
2575 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
2576 integral type rather than floating point, then VIEW_CONVERT_EXPR
2577 to the floating point type.
2579 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2581 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
2582 TFmode op0 to register.
2584 2008-05-07 Alan Modra <amodra@bigpond.net.au>
2586 * c-decl.c (grokdeclarator): Comment typo.
2588 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
2590 * tree-flow.h: Remove prototype for computed_goto_p.
2591 * tree-cfg.c (computed_goto_p): Make static.
2593 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
2596 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
2597 (contains_aligned_value_p): This. Handle _Decimal128.
2598 (ix86_function_arg_boundary): Only align _Decimal128 to its
2599 natural boundary and handle it properly.
2601 2008-05-06 Martin Jambor <mjambor@suse.cz>
2603 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
2604 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
2605 (ipcp_method_set_orig_node): Removed.
2606 (ipcp_cval_get_cvalue_type): Removed.
2607 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
2608 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
2609 (ipcp_cval_set_cvalue_type): Removed.
2610 (ipcp_cval_get_cvalue): Removed.
2611 (ipcp_cval_set_cvalue): Removed.
2612 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
2613 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
2614 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
2615 (ipcp_cval_meet): Renamed to ipa_lattice_meet
2616 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
2617 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
2618 (ipcp_get_ith_lattice): Changed parameters.
2619 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
2620 (ipcp_lattice_from_jfunc): Changed parameters.
2621 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
2622 (ipcp_method_cval_print): Added temporary variable info.
2623 (ipcp_redirect): Removed already unused local variable caller.
2624 (ipcp_redirect): New temporary variable orig_callee_info
2625 (ipcp_redirect): Removed newly unused local variable callee.
2626 (ipcp_redirect): Removed (a bit confusing) local variable type.
2627 (ipcp_insert_stage): Added local variable info.
2628 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
2630 (ipcp_formal_create): Removed.
2631 (ipcp_method_cval_set): Removed.
2632 (ipcp_propagate_stage): Renamed lattice variables.
2633 (ipcp_method_cval_set_cvalue_type): Removed.
2634 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
2635 (ipcp_print_all_lattices): Changed printed strings to refer to
2636 lattices rather than cvals.
2637 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
2638 (ipcp_propagate_const): Changed formal parameters.
2639 (build_const_val): Changed formal parameters.
2640 (ipcp_insert_stage): Removed useless variable cvalue
2641 (build_const_val): Changed formal parameters.
2642 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
2643 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
2644 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
2645 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
2646 (ipcp_print_func_profile_counts): Changed string from "method" to
2648 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
2649 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
2650 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
2651 (ipcp_structures_print): Renamed to ipcp_print_all_structures
2652 (ipcp_profile_print): Renamed to ipcp_print_profile_data
2653 (ipcp_lat_is_const): Changed parameters and made inline.
2654 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
2655 (ipcp_redirect): Renamed to ipcp_need_redirect_p
2656 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
2657 the predicate condition directly
2658 (ipcp_propagate_stage): Added local variable args. Removed local
2659 variable callee. (Both are mere code simplifications.)
2660 (ipcp_method_dont_insert_const): Renamed to
2661 ipcp_node_not_modifiable_p.
2662 (ipcp_node_not_modifiable_p): Made inline.
2663 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
2664 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
2665 (ipcp_print_all_lattices): Removed variable cvalue
2666 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
2669 2008-05-06 Olivier Hainque <hainque@adacore.com>
2671 * tree-sra.c (try_instantiate_multiple_fields): Early return
2672 if field has POINTER_TYPE.
2674 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
2676 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
2677 by using 'q' specifier for instruction.
2678 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
2680 2008-05-06 Anatoly Sokolov <aesok@post.ru>
2682 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2683 Change mode of zero_extract from QImode to HImode.
2684 (sign bit tests peepholes): (Ditto.).
2686 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
2688 * config/i386/mmx.md: Remove double backslashes from asm templates.
2689 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
2690 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2691 to handle nonimmediate operands.
2692 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
2693 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2694 to handle nonimmediate operands.
2695 (*mmx_<code>v2sf3_finite): New insn pattern.
2696 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
2697 (mmx_<code>v2sf3): New expander. Use
2698 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2699 (mmx_<plusminus_insn><mode>3): New expander. Use
2700 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2701 (*mmx_<plusminus_insn><mode>3): New insn pattern.
2702 (mmx_add<mode>3): Removed.
2703 (mmx_ssadd<mode>3): Ditto.
2704 (mmx_usadd<mode>3): Ditto.
2705 (mmx_sub<mode>3): Ditto.
2706 (mmx_sssub<mode>3): Ditto.
2707 (mmx_ussub<mode>3): Ditto.
2708 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
2709 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
2710 to handle nonimmediate operands.
2711 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
2713 (mmx_smulv4hi3_highpart): New expander. Use
2714 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2715 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
2717 (mmx_umulv4hi3_highpart): New expander. Use
2718 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2719 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
2720 (mmx_<code>v4hi3): New expander. Use
2721 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2722 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
2723 (mmx_<code>v8qi3): New expander. Use
2724 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2725 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
2726 (mmx_<code><mode>3): New expander. Use
2727 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2729 2008-05-05 Jan Hubicka <jh@suse.cz>
2731 PR tree-optimization/36118
2732 * passes.c (pass_init_dump_file): Fix dump header.
2734 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2737 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
2738 VCE for function decls.
2740 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2742 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
2744 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2746 * config/i386/i386.md (sat_plusminus): New.
2747 (plusminus_insn): Likewise.
2748 (plusminus_mnemonic): Likewise.
2750 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
2751 (*<addsub><mode>3_cc_overflow): Renamed to ...
2752 (*<plusminus_insn><mode>3_cc_overflow): This.
2753 (*<addsub>si3_zext_cc_overflow): Renamed to ...
2754 (*<plusminus_insn>si3_zext_cc_overflow): This.
2756 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
2757 (<plusminus_insn><mode>3): This.
2758 (*<addsub><mode>3): Renamed to ...
2759 (*<plusminus_insn><mode>3): This.
2760 (<sse>_vm<addsub><mode>3): Renamed to ...
2761 (<sse>_vm<plusminus_insn><mode>3): This.
2762 (sse3_h<addsub>v4sf3): Renamed to ...
2763 (sse3_h<plusminus_insn>v4sf3): This.
2764 (sse3_h<addsub>v2df3): Renamed to ...
2765 (sse3_h<plusminus_insn>v2df3): This.
2766 (<plusminus_insn><mode>3): New.
2767 (*<plusminus_insn><mode>3): Likewise.
2768 (sse2_<plusminus_insn><mode>3): Likewise.
2769 (add<mode>): Removed.
2770 (*add<mode>3): Likewise.
2771 (sse2_ssadd<mode>3): Likewise.
2772 (sse2_usadd<mode>3): Likewise.
2773 (sub<mode>3): Likewise.
2774 (*sub<mode>3): Likewise.
2775 (sse2_sssub<mode>3): Likewise.
2776 (sse2_ussub<mode>3): Likewise.
2778 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
2780 * gthr-single.h: Add in required interface elements as per gthr.h.
2781 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
2782 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
2783 Generalize UNUSED macro.
2784 (__gthread_once): Add.
2785 (__gthread_key_create): Add.
2786 (__gthread_key_delete): Add.
2787 (__gthread_getspecific): Add.
2788 (__gthread_setspecific): Add.
2790 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
2792 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
2793 the same size types for the indirect reference on the rhs, then
2796 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
2798 * config/i386/i386.md
2799 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
2800 one insn template instead of template series.
2801 (*xordi_1_rex64): Ditto.
2802 (*xordi_2_rex64): Ditto.
2804 2008-05-05 Ira Rosen <irar@il.ibm.com>
2806 PR tree-optimization/36119
2807 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
2810 2008-06-04 Jan Hubicka <jh@suse.cz>
2812 tree-optimization/36100
2813 * tree-pass.h (pass_O0_always_inline): Declare.
2814 * ipa-inline.c (inline_transform): Remove dead code.
2815 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2816 pass_O0_always_inline): New.
2817 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
2819 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
2821 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
2822 mnemonic in this_param move for TARGET_64BIT.
2824 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
2826 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
2827 (*strmovsi_rex_1): Ditto.
2828 (*strsetsi_1): Ditto.
2829 (*strsetsi_rex_1): Ditto.
2831 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
2832 adddicc expanders using SWI mode iterator.
2834 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
2837 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
2840 2008-05-04 David S. Miller <davem@davemloft.net>
2842 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
2843 (sparc*-*-linux*): Use linux.h in tm_file.
2844 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
2845 compiler defaulting to 32-bit.
2846 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
2848 * config/sparc/linux.h: Remove definitions now obtained
2849 properly from linux.h
2850 * config/sparc/linux64.h: Likewise.
2851 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
2852 don't want this setting for 32-bit builds in a biarch compiler.
2853 * doc/install.texi: Add sparc-linux to list of targets
2854 supporting --enable-targets=all.
2856 2008-05-03 Andrew Pinski <pinskia@gmail.com>
2858 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
2860 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
2862 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
2863 after V4SI_FTYPE_V8HI.
2864 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
2865 case V4SI_FTYPE_V2DF.
2867 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
2869 * doc/invoke.texi (max-flow-memory-locations): Removed.
2870 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
2872 2008-05-03 Richard Guenther <rguenther@suse.de>
2875 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
2877 2008-05-02 David S. Miller <davem@davemloft.net>
2879 * config.gcc (need_64bit_hwint): Document libcpp dependency.
2881 2008-05-02 Simon Baldwin <simonb@google.com>
2884 * c-common.h (warn_array_subscript_range): Removed.
2885 * c-common.c (warn_array_subscript_range): Ditto.
2886 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
2887 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
2889 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2891 * config/i386/i386.c (ix86_special_builtin_type): New.
2892 (bdesc_special_args): Likewise.
2893 (ix86_expand_special_args_builtin): Likewise.
2894 (ix86_init_mmx_sse_builtins): Updated.
2895 (ix86_expand_builtin): Updated.
2896 (ix86_expand_store_builtin): Removed.
2897 (ix86_expand_unop_builtin): Likewise.
2899 * config/i386/mm3dnow.h (__v2sf): Moved to ...
2900 * config/i386/mmintrin.h (__v2sf): Here.
2902 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
2904 (_mm_loadl_pi): Likewise.
2905 (_mm_storeh_pi): Replace __v2si with __v2sf.
2906 (_mm_storel_pi): Likewise.
2908 * doc/extend.texi: Correct __builtin_ia32_loadhps,
2909 __builtin_ia32_loadlps, __builtin_ia32_storehps,
2910 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
2911 __builtin_ia32_loadlpd.
2913 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2915 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
2916 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
2917 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
2918 (ix86_init_mmx_sse_builtins): Updated.
2919 (ix86_expand_args_builtin): Likewise.
2920 (ix86_expand_builtin): Likewise.
2921 (ix86_expand_unop1_builtin): Renamed to ...
2922 (ix86_expand_unop_vec_merge_builtin): This.
2924 2008-05-01 Jan Hubicka <jh@suse.cz>
2927 * ipa-inline.c (inline_generate_summary): Make static.
2928 (inline_transform): Do not call inlining at -O0; make static.
2929 * passes.c (execute_todo): Add sanity check.
2930 (execute_one_ipa_transform_pass): Execute proper flags.
2932 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
2934 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
2935 (DECL_NONADDRESSABLE_P): Likewise.
2936 * alias.c (record_component_aliases): Fix comment.
2938 2008-05-01 Simon Baldwin <simonb@google.com>
2940 * c-common.h (warn_array_subscript_range): New function.
2941 * c-common.c (warn_array_subscript_range): Ditto.
2942 * tree-vrp.c (check_array_ref): Corrected code to agree with
2943 comment, ignoring only arrays of size 0 or size 1.
2944 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
2946 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2948 * config/i386/i386.c (ix86_builtin_type): Replace
2949 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
2950 (bdesc_args): Updated.
2951 (ix86_init_mmx_sse_builtins): Likewise.
2952 (ix86_expand_args_builtin): Likewise.
2954 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
2957 * doc/extend.texi: Correct __builtin_ia32_palignr.
2959 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2962 * config/i386/i386.c (bdesc_crc32): Removed.
2963 (ix86_expand_crc32): Likewise.
2964 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
2965 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
2966 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
2967 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
2968 UINT_FTYPE_UINT_UCHAR.
2969 (bdesc_args): Updated. Add crc32 builtins.
2970 (ix86_init_mmx_sse_builtins): Updated.
2971 (ix86_expand_args_builtin): Updated to support subreg.
2973 * doc/extend.texi: Correct __builtin_ia32_crc32di.
2975 2008-05-01 Jan Hubicka <jh@suse.cz>
2977 * tree-pass.h (opt_pass): Add IPA_PASS.
2978 (varpool_node, cgraph_node): Forward declare.
2979 (ipa_opt_pass): Define.
2980 (pass_ipa_inline): Turn into ipa_opt_pass.
2981 (pass_apply_inline): Remove.
2982 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
2983 (apply_inline): Turn into ....
2984 (inline_transform): ... this one.
2985 (inline_generate_summary): New function.
2986 (pass_apply_inline): Remove.
2987 * function.h (ipa_opt_pass): Forward declare structure; typedef;
2989 (struct function): Add ipa_transforms_to_apply.
2990 * passes.c (register_one_dump_file): Work on IPA_PASS.
2991 (init_optimization_passes): Remove pass_inline_parameters and
2993 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
2994 (execute_one_pass) ... here; apply transforms when possible.
2995 (add_ipa_transform_pass, execute_ipa_summary_asses,
2996 execute_one_ipa_transform_pass): New.
2997 (execute_ipa_pass_list): Update for IPA_PASS type.
2999 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3001 * config/i386/i386.c (ix86_builtin_type): Add
3002 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
3003 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
3004 (bdesc_args): Add SSE4a builtins.
3005 (ix86_init_mmx_sse_builtins): Updated.
3006 (ix86_expand_args_builtin): Likewise.
3007 (ix86_expand_builtin): Likewise.
3009 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3011 * config/i386/i386.c (ix86_builtin_type): Add
3012 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
3013 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
3014 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
3015 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
3016 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
3017 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
3018 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
3019 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
3020 and DI_FTYPE_DI_DI_INT.
3021 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
3022 (ix86_init_mmx_sse_builtins): Updated.
3023 (ix86_expand_args_builtin): Likewise.
3024 (ix86_expand_builtin): Likewise.
3025 (ix86_expand_binop_imm_builtin): Removed.
3027 * doc/extend.texi: Correct __builtin_ia32_palignr128.
3029 2008-04-30 Richard Guenther <rguenther@suse.de>
3031 PR tree-optimization/32921
3032 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
3034 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
3036 * config/arm/arm.c (arm_unwind_emit): Use
3037 crtl->all_throwers_are_sibcalls instead of
3038 cfun->all_throwers_are_sibcalls.
3039 (arm_output_fn_unwind): Likewise.
3040 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
3041 instead of cfun->uses_pic_offset_table.
3042 (frv_expand_prologue): Likewise.
3043 (frv_frame_pointer_required): Likewise.
3044 (frv_expand_fdpic_call): Likewise.
3045 (frv_emit_movsi): Likewise.
3046 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
3047 cfun->returns_pcc_struct instead of
3048 current_function_returns_pcc_struct.
3049 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
3050 instead of cfun->calls_eh_return.
3051 (m32c_pushm_popm): Likewise.
3052 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
3053 "extern" declaration.
3055 2008-04-30 Richard Guenther <rguenther@suse.de>
3057 PR tree-optimization/21636
3058 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
3060 (evaluate_stmt): Print the likely value.
3061 (ccp_visit_stmt): Avoid excessive vertical spacing.
3063 2008-04-30 Rafael Espindola <espindola@google.com>
3065 * builtins.c (fold_call_expr): Return realret.
3066 * tree-ssa-threadedge.c
3067 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
3068 __builtin_object_size.
3070 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
3072 * gcc.c (wrapper_string): New variable.
3073 (insert_wrapper): New function.
3074 (execute): New option -wrapper.
3075 * doc/invoke.texi (Overall Options): New driver option -wrapper.
3077 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
3079 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
3080 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
3081 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
3083 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
3084 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
3085 config/rs6000/e500crtres64gprctr.asm,
3086 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
3087 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
3088 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
3089 config/rs6000/e500crtsav64gprctr.asm,
3090 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
3091 config/rs6000/e500crtsavg64gprctr.asm: New files.
3092 * config/rs6000/t-ppccomm: Add build rules for new files.
3093 (LIB2FUNCS_STATIC_EXTRA): Add new files.
3094 * config/rs6000/t-netbsd: Add build rules for new files.
3095 (LIB2FUNCS_STATIC_EXTRA): New variable.
3096 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
3097 (CRTSAVRES_DEFAULT_SPEC): Likewise.
3098 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
3100 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
3102 * config/i386/i386.c (ix86_builtin_type): Add
3103 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
3104 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
3105 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
3106 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
3107 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
3108 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
3109 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
3110 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
3111 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
3112 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
3113 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
3114 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
3115 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
3116 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
3117 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
3118 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
3119 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
3120 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
3121 V1DI_FTYPE_V2SI_V2SI.
3122 (bdesc_2arg): Moved to ...
3124 (ix86_init_mmx_sse_builtins): Updated.
3125 (ix86_expand_args_builtin): Updated. Take a pointer
3126 to const struct builtin_description. Handle comparison
3128 (ix86_expand_sse_compare): Take a new argument for swapping operands.
3129 (ix86_expand_builtin): Updated.
3131 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
3132 (ssse3_pmaddubsw128): This.
3133 (ssse3_pmaddubswv4hi3): Renamed to ...
3134 (ssse3_pmaddubsw): This.
3136 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
3137 (__builtin_ia32_packssdw128): Likewise.
3138 (__builtin_ia32_packuswb128): Likewise.
3139 (__builtin_ia32_pmaddubsw): Likewise.
3140 (__builtin_ia32_pmaddubsw128): Likewise.
3142 2008-04-30 Richard Guenther <rguenther@suse.de>
3144 PR tree-optimization/14847
3145 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
3146 (recognize_bits_test): Use it.
3147 (recognize_single_bit_test): Likewise.
3149 2008-04-30 Martin Jambor <mjambor@suse.cz>
3151 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
3152 instead of setting number of formal parameters to zero.
3153 (ipcp_init_stage): Do not set the number of actual parameters to zero
3155 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
3156 which are called with variable number of arguments.
3157 (ipcp_insert_stage): Explicitely skipping all nodes which are
3158 called with variable number of arguments.
3159 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
3160 number of parameters.
3162 * ipa-prop.h (struct ipa_node_params): Added flag
3163 called_with_var_arguments
3164 (ipa_set_param_count): Added. Changed sole setter to use it.
3165 (ipa_get_param_count): Added. All readers of param_count
3166 converted to use it instead.
3167 (ipa_set_called_with_variable_arg): Added.
3168 (ipa_is_called_with_var_arguments): Added.
3169 (ipa_get_ith_param): Added. All readers of param_decls converted
3171 (ipa_set_cs_argument_count): Added, sole writer to argument_count
3173 (ipa_get_cs_argument_count): Added, all readers of argument_count
3175 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
3178 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
3179 (struct ipcp_lattice): Renamed cval_type to type
3180 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
3182 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
3183 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
3184 (ipcp_insert_stage): Changed the type of variable cvalue to tree
3185 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
3186 (build_const_val): Changed the type of parameter cvalue to tree
3187 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
3188 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
3190 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
3193 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
3194 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
3195 (ipa_add_method): Renamed to ipa_push_func_to_list
3196 (ipa_remove_method): Renamed to ipa_pop_func_from_list
3197 (ipa_callsite_param_count): Removed.
3198 (ipa_callsite_param_count_set): Removed.
3199 (ipa_callsite_param): Removed.
3200 (ipa_callsite_callee): Removed.
3201 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
3202 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
3203 (ipa_method_formal_count): Removed.
3204 (ipa_method_formal_count_set): Removed.
3205 (ipa_method_get_tree): Removed.
3206 (ipa_method_tree_map_create): Removed.
3207 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
3208 (ipa_create_param_decls_array): Creates the array itself
3209 (ipa_create_param_decls_array): Temporary variable info instead of
3211 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
3212 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
3213 (get_type): Removed.
3214 (ipa_jf_get_info_type): Removed.
3215 (ipa_node_create): Renamed to ipa_create_node_params
3216 (ipa_free): Renamed to ipa_free_all_node_params
3217 (ipa_nodes_create): Renamed to ipa_create_all_node_params
3218 (ipa_edges_create): Renamed to ipa_create_all_edge_args
3219 (ipa_edges_free): Renamed to ipa_free_all_edge_args
3220 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
3221 (ipa_free_all_node_params): Deallocation to jump_functions moved to
3222 ipa_free_all_edge_args
3223 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
3224 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
3225 (ipa_create_methodlist_node): Removed.
3226 (ipa_methodlist_method): Removed.
3227 (ipa_methodlist_method_set): Removed.
3228 (ipa_methodlist_next_method): Removed.
3229 (ipa_methodlist_next_method_set): Removed.
3230 (ipa_method_is_modified): Removed.
3231 (ipa_method_modify_create): Removed.
3232 (ipa_method_modify_init): Temporary variable info instead of a few
3234 (ipa_detect_param_modifications): Temporary variable info instead of
3236 (ipa_compute_jump_functions): Temporary variable info instead of
3238 (ipa_method_modify_set): Removed.
3239 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
3240 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
3241 than craph_node as the first parameter.
3242 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
3243 (ipa_method_modify_init): Removed.
3244 (ipa_compute_jump_functions): Added a temp variable instead of
3245 repeatadly dereferencing the cgraph_edge.aux pointer
3246 (ipa_callsite_param_set_type): Removed.
3247 (ipa_compute_jump_functions): i renamed to index and moved to
3249 (ipa_callsite_param_set_info_type_formal): Removed.
3250 (ipa_callsite_param_set_info_type): Removed.
3251 (ipa_callsite_param_map_create): Removed.
3252 (ipa_callsite_tree): Removed.
3253 (ipa_callsite_caller): Removed.
3254 (ipa_pop_func_from_list): return_method removed to return_func
3256 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
3257 prefixed all values with IPA_. Changed all users.
3258 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
3259 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
3260 and FORMAL_IPATYPE IPA_PASS_THROUGH.
3261 (union parameter_info): Renamed to jump_func_value.
3262 (union jump_func_value): Renamed value to constant
3263 (struct ipa_jump_func): Renamed info_type to value
3264 (struct ipa_node): Renamed to ipa_node_params
3265 (struct ipa_node_params): Renamed ipa_arg_num to param_count
3266 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
3267 (struct ipa_node_params): Renamed ipa_mod to modified_flags
3268 (struct ipa_edge): Renamed to ipa_edge_args
3269 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
3270 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
3271 (struct ipa_methodlist): Renamed to ipa_func_list
3272 (struct ipa_func_list): method_p renamed to node, next_method
3274 (ipa_methodlist_p): Removed, switched all users to struct pointer
3275 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
3277 2008-04-30 Alan Modra <amodra@bigpond.net.au>
3279 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
3280 (rs6000_emit_epilogue): Use backchain to restore only when we
3281 have a large frame. Make use of frame pointer to restore if we
3282 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
3284 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
3286 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
3287 Add mode to zero_extract.
3288 (sign bit tests peepholes): (Ditto.).
3290 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
3292 * config/i386/i386.c (ix86_builtins): Replace Prescott New
3293 Instructions in comments with SSE3.
3294 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
3295 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
3296 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
3297 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
3298 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
3299 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
3300 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
3301 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
3302 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
3303 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
3304 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
3305 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
3306 (bdesc_sse_args): Renamed to ...
3307 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
3308 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
3309 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
3311 (bdesc_1arg): Moved to ...
3313 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
3314 Instructions in comments with SSE3.
3315 (ix86_expand_sse_operands_builtin): Renamed to ...
3316 (ix86_expand_args_builtin): This. Updated.
3317 (ix86_expand_unop1_builtin): Update comments.
3318 (ix86_expand_builtin): Updated.
3320 2008-04-29 Richard Guenther <rguenther@suse.de>
3322 PR tree-optimization/36078
3323 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
3324 Update virtual SSA form after cleaning up the CFG.
3326 2008-04-29 Richard Guenther <rguenther@suse.de>
3329 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
3331 2008-04-29 Richard Guenther <rguenther@suse.de>
3333 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
3334 (compute_may_aliases): Do not call finalize_ref_all_pointers.
3335 (compute_flow_insensitive_aliasing): Do not treat
3336 PTR_IS_REF_ALL pointers special.
3337 (get_smt_for): Likewise.
3338 (may_alias_p): Re-structure.
3339 (is_escape_site): A ref-all pointer conversion is not an escape site.
3340 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
3341 PTR_IS_REF_ALL pointers special.
3342 * tree-ssa-structalias.h (struct alias_info): Remove
3343 ref_all_symbol_mem_tag field.
3344 (PTR_IS_REF_ALL): Remove.
3346 2008-04-29 Richard Guenther <rguenther@suse.de>
3349 * fold-const.c (extract_muldiv_1): In combining division constants
3350 make sure to never overflow.
3352 2008-04-29 Nick Clifton <nickc@redhat.com>
3354 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
3356 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3359 * optc-gen.awk: Work around HP-UX/IA awk bug.
3361 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
3363 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
3366 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3369 * config/i386/i386.md
3370 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
3371 Change operand 1 predicate to nonimmediate_operand.
3373 2008-04-28 Jakub Jelinek <jakub@redhat.com>
3376 * dwarf2out.c (struct die_struct): Mark as chain_circular through
3378 * gengtype.c (walk_type, write_func_for_structure): Handle
3380 * doc/gty.texi: Document chain_circular.
3382 2008-04-28 Richard Guenther <rguenther@suse.de>
3384 PR tree-optimization/36066
3385 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
3388 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3391 * config/i386/i386.md
3392 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
3393 Use match_scratch instead of match_operand for operands 3 and 4.
3395 2008-04-27 Richard Guenther <rguenther@suse.de>
3397 PR tree-optimization/18754
3398 PR tree-optimization/34223
3399 * tree-pass.h (pass_complete_unrolli): Declare.
3400 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
3401 loop size before and after unconditionally of UL_NO_GROWTH in effect.
3402 Rewrite loop into loop closed SSA form if it is not already.
3403 (tree_unroll_loops_completely): Re-structure to iterate over
3404 innermost loops with intermediate CFG cleanups.
3405 Unroll outermost loops only if requested or the code does not grow
3407 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
3408 loops are available.
3409 (tree_vectorize): Instead do so here.
3410 (tree_complete_unroll): Also unroll outermost loops.
3411 (tree_complete_unroll_inner): New function.
3412 (gate_tree_complete_unroll_inner): Likewise.
3413 (pass_complete_unrolli): New pass.
3414 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
3415 uses outside of the loop.
3416 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
3417 form if it is available.
3418 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
3419 * passes.c (init_optimization_passes): Schedule complete inner
3420 loop unrolling pass before the first CCP pass after final inlining.
3422 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
3424 * targhooks.h (default_emutls_var_fields,
3425 default_emutls_var_init): Declare.
3426 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
3427 * target.h (struct gcc_target): Add struct emutls member.
3428 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
3429 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
3430 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
3431 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
3432 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
3433 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
3434 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
3435 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
3436 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
3437 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
3438 emit debug information.
3439 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
3440 * varasm.c: Include targhooks.h.
3441 (emutls_object_section, emutls_tmpl_section): New.
3442 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
3443 (EMUTLS_SEPARATOR): New.
3445 (get_emutls_object_name): New.
3446 (default_emutls_var_fields): New, broken out of ...
3447 (get_emutls_object_type): ... here. Adjust to use target hooks.
3448 (get_emutls_init_templ_addr): Adjust to use target hooks.
3449 (emutls_decl): Adjust to use target hooks.
3450 (emutls_finish): Likewise.
3451 (default_emutls_var_init): New, broken out of ...
3452 (assemble_variable): ... here. Adjust to use target hooks.
3453 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
3455 * c-common.c (handle_section_attribute): Prevent overriding
3456 sections for emulated tls with special sections.
3457 * config/i386/i386.c (x86_64_elf_select_section): Add
3458 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
3459 (x86_64_elf_unique_section): Likewise.
3460 * config/vxworks.c: Include tree.h.
3461 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
3462 (vxworks_override_options): Set TLS scheme.
3463 * doc/tm.texi (Emulated TLS): New node.
3465 2008-04-26 Simon Baldwin <simonb@google.com>
3468 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
3469 with propagated string constants.
3471 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
3473 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
3474 constraint for operand 2 when operand 0 is memory operand.
3475 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
3476 operand 0 is memory operand.
3477 (fix_trunc<mode>_i387_with_temp): Ditto.
3478 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
3479 operand 2 when operand 1 is memory operand.
3480 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
3481 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
3482 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
3483 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3484 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
3485 operands 2,3 and 4 when operand 1 is memory operand.
3486 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
3488 (fistdi2_floor_with_temp): Ditto.
3489 (fist<mode>2_floor_with_temp): Ditto.
3490 (fistdi2_ceil_with_temp): Ditto.
3491 (fist<mode>2_ceil_with_temp): Ditto.
3492 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
3494 2008-04-26 David Daney <ddaney@avtrex.com>
3496 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
3498 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
3499 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3500 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3501 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
3502 (compare_and_swap_12): New insn.
3503 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
3504 * config/mips/mips.c (mips_force_binary): New function.
3505 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
3506 (mips_expand_compare_and_swap_12): New function.
3507 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
3509 2008-04-25 Jan Hubicka <jh@suse.cz>
3512 * cfgexpand.c (pass_expand): Turn into RTL pass.
3513 * passes.c (execute_one_pass): Do pass typechecking after execution.
3514 * tree-pass.h (pass_expand): Turn into RTL pass.
3516 * function.h (struct rtl_data): Move here fields
3517 accesses_prior_frames, calls_eh_return, saves_all_registers,
3518 has_nonlocal_goto, has_asm_statement, is_thunk,
3519 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
3520 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
3521 arg_pointer_save_area_init from struct function; turn into bool.
3522 (struct function): Move
3523 calls_eh_return, saves_all_registers, has_nonlocal_goto,
3524 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
3525 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
3526 tail_call_emit, arg_pointer_save_area_init
3527 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
3528 (current_function_returns_struct, current_function_returns_pcc_struct,
3529 current_function_calls_setjmp, current_function_calls_alloca,
3530 current_function_accesses_prior_frames,
3531 current_function_calls_eh_return, current_function_is_thunk,
3532 current_function_stdarg, current_function_profile,
3533 current_function_limit_stack, current_function_uses_pic_offset_table,
3534 current_function_uses_const_pool, current_function_has_nonlocal_label,
3535 current_function_saves_all_registers,
3536 current_function_has_nonlocal_goto,
3537 current_function_has_asm_statement): Remove accesor macros.
3538 * ra-conflict.c (global_conflicts): Update.
3539 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
3540 (suitable_for_tail_call_opt_p): Update.
3541 * builtins.c (expand_builtin_return_addr): Update.
3542 (expand_builtin_setjmp_setup): Update.
3543 (expand_builtin_nonlocal_goto): Update.
3544 * final.c (final_start_function): Update.
3545 (profile_function): Update.
3546 (leaf_function_p): Update.
3547 (only_leaf_regs_used): Update.
3548 * df-scan.c (df_get_exit_block_use_set): Update.
3549 * dojump.c (clear_pending_stack_adjust): Update.
3550 * tree-stdarg.c (gate_optimize_stdarg): Update.
3551 * gimple-low.c (lower_function_body): Update.
3552 * global.c (compute_regsets): Update.
3553 (global_alloc): Update.
3554 * dwarf2out.c (dwarf2out_begin_prologue): Update.
3555 * expr.c (expand_assignment): Update.
3556 * dse.c (dse_step0): Update.
3557 (dse_step1): Update.
3558 * c-decl.c (store_parm_decls): Update.
3559 * local-alloc.c (combine_regs): Update.
3560 (find_free_reg): Update.
3561 * function.c (assign_parms_augmented_arg_list): Update.
3562 (assign_parm_find_data_types): Update.
3563 (assign_parms): Update.
3564 (allocate_struct_function): Update.
3565 (expand_function_start): Update.
3566 (expand_function_end): Update.
3567 (get_arg_pointer_save_area): Update.
3568 (thread_prologue_and_epilogue_insns): Update.
3569 (rest_of_match_asm_constraints): Update.
3570 * stor-layout.c (variable_size): Update.
3571 * gcse.c (gcse_main): Update.
3572 (bypass_jumps): Update.
3573 * gimplify.c (gimplify_function_tree): Update.
3574 * calls.c (emit_call_1): Update.
3575 (expand_call): Update.
3576 * bt-load.c (compute_defs_uses_and_gen): Update.
3577 * except.c (sjlj_assign_call_site_values): Update.
3578 (sjlj_emit_function_enter): Update.
3579 (can_throw_external): Update.
3580 (set_nothrow_function_flags): Update.
3581 (expand_builtin_unwind_init): Update.
3582 (expand_eh_return): Update.
3583 (convert_to_eh_region_ranges): Update.
3584 (output_function_exception_table): Update.
3585 * emit-rtl.c (gen_tmp_stack_mem): Update.
3586 * cfgexpand.c (expand_used_vars): Update.
3587 (tree_expand_cfg): Update.
3588 * cfgcleanup.c (rest_of_handle_jump): Update.
3589 * explow.c (allocate_dynamic_stack_space): Update.
3590 * varasm.c (assemble_start_function): Update.
3591 (force_const_mem): Update.
3592 (mark_constant_pool): Update.
3593 * tree-optimize.c (tree_rest_of_compilation): Update.
3594 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
3595 * tree-cfg.c (notice_special_calls): Update.
3596 (is_ctrl_altering_stmt): Update.
3597 (tree_can_make_abnormal_goto): Update.
3598 (tree_purge_dead_abnormal_call_edges): Update.
3599 * config/alpha/predicates.md: Update.
3600 * config/alpha/alpha.c (alpha_sa_mask): Update.
3601 (alpha_sa_size): Update.
3602 (alpha_does_function_need_gp): Update.
3603 (alpha_expand_prologue): Update.
3604 (alpha_start_function): Update.
3605 (alpha_output_function_end_prologue): Update.
3606 (alpha_expand_epilogue): Update.
3607 * config/frv/frv.c (frv_stack_info): Update.
3608 (frv_expand_epilogue): Update.
3609 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
3610 (s390_register_info): Update.
3611 (s390_frame_info): Update.
3612 (s390_init_frame_layout): Update.
3613 (s390_can_eliminate): Update.
3614 (save_gprs): Update.
3615 * config/spu/spu.c (spu_split_immediate): Update.
3616 (need_to_save_reg): Update.
3617 (spu_expand_prologue): Update.
3618 (spu_expand_epilogue): Update.
3619 * config/sparc/sparc.md: Update.
3620 * config/sparc/sparc.c (eligible_for_return_delay): Update.
3621 (sparc_tls_got): Update.
3622 (legitimize_pic_address): Update.
3623 (sparc_emit_call_insn): Update.
3624 (sparc_expand_prologue): Update.
3625 (output_return): Update.
3626 (print_operand): Update.
3627 (sparc_function_ok_for_sibcall): Update.
3628 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
3629 * config/m32r/m32r.md: Update.
3630 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
3631 (m32r_compute_frame_size): Update.
3632 (m32r_expand_prologue): Update.
3633 (m32r_expand_epilogue): Update.
3634 (m32r_legitimize_pic_address): Update.
3635 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
3636 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3637 * config/i386/i386.c (ix86_frame_pointer_required): Update.
3639 (ix86_save_reg): Update.
3640 (ix86_compute_frame_layout): Update.
3641 (ix86_expand_prologue): Update.
3642 (ix86_expand_epilogue): Update.
3643 * config/sh/sh.c (output_stack_adjust): Update.
3644 (calc_live_regs): Update.
3645 (sh5_schedule_saves): Update.
3646 (sh_expand_prologue): Update.
3647 (sh_expand_epilogue): Update.
3648 (sh_setup_incoming_varargs): Update.
3649 (sh_allocate_initial_value): Update.
3650 (sh_get_pr_initial_val): Update.
3651 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
3652 * config/sh/sh.md (label:): Update.
3653 * config/avr/avr.c (out_movhi_mr_r): Update.
3654 * config/crx/crx.h (enum): Update.
3655 * config/xtensa/xtensa.h (along): Update.
3656 * config/stormy16/stormy16.c Update.
3657 (xstormy16_compute_stack_layout): Update.
3658 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
3659 (fr30_expand_prologue): Update.
3660 * config/cris/cris.c (cris_conditional_register_usage): Update.
3661 (cris_reg_saved_in_regsave_area): Update.
3662 (cris_initial_frame_pointer_offset): Update.
3663 (cris_simple_epilogue): Update.
3664 (cris_expand_prologue): Update.
3665 (cris_expand_epilogue): Update.
3666 (cris_expand_pic_call_address): Update.
3667 (cris_asm_output_symbol_ref): Update.
3668 (cris_asm_output_label_ref): Update.
3669 * config/cris/cris.md Update.
3670 * config/iq2000/iq2000.c (compute_frame_size): Update.
3671 (iq2000_expand_epilogue): Update.
3672 * config/mt/mt.h (save_direction): Update.
3673 * config/mn10300/mn10300.c (mn10300_function_value): Update.
3674 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3675 (ia64_secondary_reload_class): Update.
3676 * config/m68k/m68k.c (m68k_save_reg): Update.
3677 (m68k_expand_prologue): Update.
3678 (m68k_expand_epilogue): Update.
3679 (legitimize_pic_address): Update.
3680 * config/rs6000/rs6000.c (rs6000_got_register): Update.
3681 (first_reg_to_save): Update.
3682 (first_altivec_reg_to_save): Update.
3683 (compute_vrsave_mask): Update.
3684 (compute_save_world_info): Update.
3685 (rs6000_stack_info): Update.
3686 (spe_func_has_64bit_regs_p): Update.
3687 (rs6000_ra_ever_killed): Update.
3688 (rs6000_emit_eh_reg_restore): Update.
3689 (rs6000_emit_allocate_stack): Update.
3690 (rs6000_emit_prologue): Update.
3691 (rs6000_emit_epilogue): Update.
3692 (rs6000_output_function_epilogue): Update.
3693 (output_profile_hook): Update.
3694 (rs6000_elf_declare_function_name): Update.
3695 * config/rs6000/rs6000.h (rs6000_args): Update.
3696 * config/rs6000/rs6000.md: Update.
3697 * config/mcore/mcore.c (mcore_expand_prolog): Update.
3698 * config/arc/arc.c (arc_output_function_epilogue): Update.
3699 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
3700 * config/darwin.c (machopic_function_base_name): Update.
3701 * config/score/score3.c (score3_compute_frame_size): Update.
3704 (score3_epilogue): Update.
3705 * config/score/score7.c (score7_compute_frame_size): Update.
3706 (score7_prologue): Update.
3707 (score7_epilogue): Update.
3708 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
3709 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3710 * config/arm/arm.c (use_return_insn): Update.
3711 (require_pic_register): Update.
3712 (arm_load_pic_register): Update.
3713 (arm_compute_save_reg0_reg12_mask): Update.
3714 (arm_compute_save_reg_mask): Update.
3715 (thumb1_compute_save_reg_mask): Update.
3716 (output_return_instruction): Update.
3717 (arm_output_function_prologue): Update.
3718 (arm_output_epilogue): Update.
3719 (arm_get_frame_offsets): Update.
3720 (arm_expand_prologue): Update.
3721 (thumb_pushpop): Update.
3722 (thumb_exit): Update.
3723 (thumb1_expand_prologue): Update.
3724 (thumb1_expand_epilogue): Update.
3725 (arm_unwind_emit): Update.
3726 (arm_output_fn_unwind): Update.
3727 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
3728 * config/arm/arm.md: Update.
3729 * config/pa/pa.md: Update.
3730 * config/pa/pa.c (legitimize_pic_address): Update.
3731 (compute_frame_size): Update.
3732 (hppa_expand_prologue): Update.
3733 (hppa_expand_epilogue): Update.
3734 (borx_reg_operand): Update.
3735 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
3736 (HARD_REGNO_RENAME_OK): Update.
3737 * config/mips/mips.c (mips_global_pointer): Update.
3738 (mips_save_reg_p): Update.
3739 (mips_compute_frame_info): Update.
3740 (mips_frame_pointer_required): Update.
3741 (mips_expand_prologue): Update.
3742 (mips_expand_epilogue): Update.
3743 (mips_can_use_return_insn): Update.
3744 (mips_reorg_process_insns): Update.
3745 * config/v850/v850.c (compute_register_save_size): Update.
3746 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
3747 * config/mmix/mmix.c (along): Update.
3748 (mmix_expand_epilogue): Update.
3749 * config/bfin/bfin.c (legitimize_pic_address): Update.
3750 (must_save_p): Update.
3751 (stack_frame_needed_p): Update.
3752 (add_to_reg): Update.
3753 (bfin_expand_prologue): Update.
3754 * stmt.c (expand_asm_operands): Update.
3755 * reload1.c (reload): Update.
3756 (init_elim_table): Update.
3758 2008-04-25 Bob Wilson <bob.wilson@acm.org>
3760 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
3762 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
3764 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
3765 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
3766 (mov<mode>): Removed.
3767 (*movv4sf_internal): Likewise.
3768 (*movv2df_internal): Likewise.
3770 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
3772 * config.gcc (crx-*-elf): Remove deprecation.
3774 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
3776 * config/i386/cygming-crtend.c (register_frame_ctor): Register
3777 __gcc_deregister_frame with atexit.
3778 (deregister_frame_dtor): Remove.
3780 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
3781 Nathan Sidwell <nathan@codesourcery.com>
3783 * config/rs6000/rs6000.opt (mspe): Remove Var property.
3785 * config/rs6000/rs6000.h (rs6000_spe): Declare.
3786 (rs6000_isel): Likewise.
3787 * config/rs6000/rs6000.c (rs6000_spe): New variable.
3788 (rs6000_isel): New variable.
3789 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
3791 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3794 * c-common.c (handle_vector_size_attribute): Call
3795 lang_hooks.types.reconstruct_complex_type instead of
3796 reconstruct_complex_type.
3797 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
3798 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
3799 * langhooks.h (struct lang_hooks_for_types): Add
3800 reconstruct_complex_type hook.
3801 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
3802 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
3804 2008-04-24 Richard Guenther <rguenther@suse.de>
3806 * c-common.h (check_builtin_function_arguments): Declare.
3807 * c-common.c (validate_nargs): New function.
3808 (check_builtin_function_arguments): Likewise.
3809 * c-typeck.c (build_function_call): Call
3810 check_builtin_function_arguments.
3811 * builtins.c (fold_builtin_classify): Remove error reporting code.
3812 (fold_builtin_unordered_cmp): Likewise.
3813 (fold_builtin_1): Likewise.
3814 (fold_builtin_n): Likewise.
3816 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3818 PR tree-optimization/36008
3819 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
3820 the original op1, rather than delta by step.
3822 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
3823 Sebastian Pop <sebastian.pop@amd.com>
3825 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
3826 eliminate_local_variables_stmt, eliminate_local_variables,
3827 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
3828 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
3829 of code delimited by two edges in the CFG.
3830 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
3831 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
3832 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
3833 the case of parallelisation of reductions.
3834 (expr_invariant_in_region_p): New.
3836 * tree-flow.h (gather_blocks_in_sese_region): Declared.
3837 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
3839 2008-04-24 Ira Rosen <irar@il.ibm.com>
3840 Richard Guenther <rguenther@suse.de>
3842 PR tree-optimization/36034
3843 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
3844 incapable of dealing with loads with gaps.
3846 2008-04-24 Rafael Espindola <espindola@google.com>
3848 * tree-flow.h (vrp_evaluate_conditional): Change signature.
3849 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3850 vrp_evaluate_conditional.
3851 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
3852 (vrp_evaluate_conditional): Split the cond argument.
3853 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
3854 (simplify_stmt_for_jump_threading): Update call to
3855 vrp_evaluate_conditional.
3857 2008-04-24 Ira Rosen <irar@il.ibm.com>
3859 PR tree-optimization/35982
3860 * tree-vect-analyze.c (vect_check_interleaving): Check that the
3861 interleaved data-refs are of the same type.
3863 2008-04-24 Danny Smith <dannysmith@users.net>
3865 * c-format.c (check_format_info_main): Use strncmp rather than a
3866 magic prefix to handle multichar length specs.
3867 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
3868 Don't prefix "I64" and "I32" with '\0'.
3870 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3873 * config/i386/i386.c (init_cumulative_args): Don't pass anything
3874 in registers for -m32 only if stdarg_p (fntype).
3876 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
3878 PR rtl-optimization/36006
3879 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
3880 temp to op0 in order to avoid invalid rtx sharing.
3882 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3884 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
3885 check TREE_INVARIANT.
3886 * tree-gimple.c (is_gimple_address): New.
3887 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
3888 * tree-gimple.h (is_gimple_address): New.
3889 * tree.h (decl_address_invariant_p): New.
3890 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
3891 (build_string): Likewise.
3892 (decl_address_invariant_p): New, from is_gimple_invariant_address.
3893 (tree_invariant_p_1): Likewise.
3894 (save_expr): Use it.
3895 (tree_invariant_p): New.
3896 (skip_simple_arithmetic): Use it.
3897 (stabilize_reference_1): Use it.
3898 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
3900 (build1_stat): Drop code to compute TREE_INVARIANT.
3901 (build2_stat): Drop code to compute TREE_INVARIANT.
3902 (build3_stat): Drop code to compute TREE_INVARIANT.
3903 (build4_stat): Drop code to compute TREE_INVARIANT.
3904 (build5_stat): Drop code to compute TREE_INVARIANT.
3905 (build7_stat): Drop code to compute TREE_INVARIANT.
3906 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
3907 * tree.h (struct tree_base): Remove invariant_flag.
3908 (TREE_INVARIANT): Remove.
3909 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
3910 (fold_builtin_expect): Check TREE_CONSTANT.
3911 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
3912 * c-tree.h (c_expr_to_decl): Drop third parameter.
3913 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
3914 (build_c_cast): Don't set TREE_INVARIANT.
3915 (pop_init_level): Don't set TREE_INVARIANT.
3916 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
3917 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
3919 (gimplify_init_constructor): Don't set TREE_INVARIANT.
3920 (gimplify_addr_expr): Adjust comment.
3921 * tree-mudflap.c (mf_build_string):
3922 * print-tree.c (print_node): Don't print TREE_INVARIANT.
3923 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
3924 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
3925 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
3926 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
3927 * langhooks.h (struct lang_hooks): Drop third parameter from
3930 2008-04-23 Richard Guenther <rguenther@suse.de>
3932 PR tree-optimization/27799
3933 PR tree-optimization/32921
3934 PR tree-optimization/32624
3935 * tree-ssa-structalias.c (merge_smts_into): Only merge the
3936 SMTs aliases and the tag itself into the solution.
3937 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
3938 merge the points-to solution back into the SMT aliases.
3939 (may_alias_p): Use alias_set_subset_of instead of
3940 aliases_conflict_p. A pointer which points to
3941 memory with alias set zero may access any variable.
3943 2008-04-23 Richard Guenther <rguenther@suse.de>
3945 * alias.c (alias_set_subset_of): Correctly handle asking
3946 if zero is a subset of an alias set with zero child.
3947 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
3948 (compute_flow_insensitive_aliasing): Correctly walk all
3949 pointers. Do not unnecessarily union sets.
3951 2008-04-23 Richard Guenther <rguenther@suse.de>
3954 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
3956 2008-04-22 Tomas Bily <tbily@suse.cz>
3958 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
3960 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
3962 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3963 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3964 * tree-inline.c (estimate_num_insns_1): Likewise.
3965 * varasm.c (const_hash_1, compare_constant, copy_constant)
3966 (compute_reloc_for_constant, output_addressed_constants): Likewise.
3967 * emit-rtl.c (component_ref_for_mem_expr)
3968 (set_mem_attributes_minus_bitpos): Likewise.
3969 * expr.c (highest_pow2_factor, expand_expr_real_1, )
3970 (is_aligning_offset): Likewise.
3971 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
3972 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3973 * dojump.c (do_jump): Likewise.
3974 * builtins.c (get_pointer_alignment, get_memory_rtx)
3975 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
3976 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
3978 2008-04-23 Jakub Jelinek <jakub@redhat.com>
3980 PR rtl-optimization/36017
3981 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
3982 expanding the library call.
3984 2008-04-22 Ian Lance Taylor <iant@google.com>
3986 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
3989 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
3991 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
3992 of LR/CTR moves for Power6.
3994 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3997 * passes.c (init_optimization_passes): Remove
3998 pass_fast_rtl_byte_dce.
4000 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
4003 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
4004 builtin functions to generate faster code.
4005 (_mm_cvtpu16_ps): Ditto.
4006 (_mm_cvtpi32x2_ps): Ditto.
4008 2008-04-22 Nick Clifton <nickc@redhat.com>
4010 * common.opt (ftree-loop-distribution): Add Optimization
4013 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
4014 (frv_expand_builtin_va_start): Likewise.
4016 * config/arm/arm.c (thumb_find_work_register): Fix location of
4017 argument register count.
4019 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4021 Support scheduling for ColdFire V1 and V3 microarchitecture.
4022 Improve scheduling of multiplication instructions.
4024 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
4025 (mac): New instruction attribute.
4026 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
4027 (m68k_sched_mac): New variable.
4028 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
4029 Handle cfv1 and cfv3.
4030 (max_insn_size): New static variable.
4031 (struct _sched_ib): New type.
4032 (sched_ib): New static variable.
4033 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
4034 to fields of 'struct _sched_ib sched_ib'. Update all uses.
4035 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
4037 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
4038 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
4039 new variables. Update.
4040 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4041 Add modeling of cfv3 instruction buffer. Update.
4042 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
4043 * config/m68k/m68k.h (TUNE_CFV3): New macro.
4044 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
4045 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
4046 a particular reservation applies to.
4047 (type2): Reorganize attribute values. Rename alu to alu_reg,
4048 alu_l to alu, move_l to omove. Join move to alu. Split mul
4050 (cf_ib_*): Simplify description of instruction buffer.
4051 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
4052 (cf_mem): Split into cf_mem1 and cf_mem2.
4053 (cf_v2_move_??): Rename to cfv12_alu_??.
4054 (cf_v2_move_l_??): Rename to cfv12_omove_??.
4055 (cf_v2_mul_??): Remove reservations.
4056 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
4057 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
4058 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
4060 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
4061 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
4062 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
4063 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
4064 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
4065 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
4066 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
4067 expansions of the above reservations for instructions of sizes
4070 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4072 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
4074 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
4076 * coverage.c: Include tree-pass.h.
4077 (coverage_counter_alloc): Print da_file_name to the dump file.
4079 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
4081 * sbitmap.c (sbitmap_range_empty_p): New function.
4082 * sbitmap.h (sbitmap_range_empty_p): New function.
4083 * bitmap.h: Now includes obstack.h.
4085 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
4086 Kenneth Zadeck <zadeck@naturalbridge.com>
4088 * dbgcnt.def (ra_byte_scan): Added.
4089 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
4090 when the last hit happens for a counter.
4091 * timevar.def (TV_DF_BYTE_LR): New variable.
4092 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
4093 * passes.c (pass_fast_rtl_byte_dce): New pass.
4094 * fwprop.c (update_df): Added mode to call df_ref_create.
4095 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4096 DF_REF_EXTRACT_OFFSET.
4097 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
4098 DF_BYTE_LR_OUT, df_byte_lr): New macro.
4100 (df_ref_extract): Added mode field.
4101 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
4102 DF_REF_EXTRACT_OFFSET.
4103 (DF_REF_EXTRACT_MODE): New macro.
4104 (df_byte_lr_bb_info): New structure.
4105 (df_print_byte_regset, df_compute_accessed_bytes,
4106 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
4107 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
4108 df_byte_lr_simulate_uses,
4109 df_byte_lr_simulate_artificial_refs_at_top,
4110 df_byte_lr_simulate_artificial_refs_at_end,
4111 df_compute_accessed_bytes): New function.
4112 (df_ref_create): Add parameter.
4113 (df_byte_lr_get_bb_info): New inline function.
4114 * df-scan.c (df_ref_record, df_uses_record,
4115 df_ref_create_structure): Added mode parameter.
4116 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
4117 df_defs_record, df_uses_record, df_get_conditional_uses,
4118 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
4119 df_entry_block_defs_collect, df_exit_block_uses_collect):
4120 Added mode parameter to calls to df_ref_record, df_uses_record,
4121 df_ref_create_structure.
4122 (df_ref_equal_p, df_ref_compare): Added test for modes.
4123 (df_ref_create_structure): Added code to set mode. Renamed
4124 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4125 DF_REF_EXTRACT_OFFSET.
4126 * df-core.c (df_print_byte_regset): New function.
4127 * df-byte-scan.c: New file.
4128 * df-problems.c (df_rd_transfer_function): Removed unnecessary
4129 calls to BITMAP_FREE.
4130 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
4131 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
4132 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
4133 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
4134 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
4135 df_byte_lr_local_compute, df_byte_lr_init,
4136 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
4137 df_byte_lr_transfer_function, df_byte_lr_free,
4138 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
4139 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
4140 df_byte_lr_simulate_uses,
4141 df_byte_lr_simulate_artificial_refs_at_top,
4142 df_byte_lr_simulate_artificial_refs_at_end): New function.
4143 * dce.c (byte_dce_process_block): New function.
4144 (dce_process_block): au is now passed in rather than computed
4145 locally. Changed loops that look at artificial defs to not look
4146 for conditional or partial ones, because there never are any.
4147 (fast_dce): Now is able to drive byte_dce_process_block or
4148 dce_process_block depending on the kind of dce being done.
4149 (rest_of_handle_fast_dce): Add parameter to fast_dce.
4150 (rest_of_handle_fast_byte_dce): New function.
4151 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
4152 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
4154 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
4157 * gcc.h: Added fortran options that take arguments to
4158 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
4161 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
4163 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
4164 scalarization if on the LHS and not a full access.
4166 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4168 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
4170 2008-04-18 Rafael Espindola <espindola@google.com>
4172 * tree-vrp.c (find_case_label_index): Fix the binary search.
4173 (find_case_label_range): New.
4174 (vrp_visit_switch_stmt): Use find_case_label_range.
4175 (simplify_switch_using_ranges): Use find_case_label_range.
4177 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
4179 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
4180 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
4182 2008-04-18 Tom Tromey <tromey@redhat.com>
4185 * doc/cpp.texi (Implementation-defined behavior): Mention
4188 2008-04-18 Ian Lance Taylor <iant@google.com>
4190 * fold-const.c (pointer_may_wrap_p): New static function.
4191 (fold_comparison): Add another test for pointer overflow. Use
4192 pointer_may_wrap_p to disable some false positives.
4194 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
4196 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
4197 (fname_as_string): Match updated cpp_interpret_string prototype.
4198 (fix_string_type): Support char16_t* and char32_t*.
4199 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
4200 derivative) nodes. Register as builtin if C++0x.
4201 (c_parse_error): Support CPP_CHAR{16,32}.
4202 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
4203 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
4204 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
4205 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
4206 CTI_CHAR32_ARRAY_TYPE>: New elements.
4207 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
4208 char32_type_node, signed_char32_type_node, char16_array_type_node,
4209 char32_array_type_node): New defines.
4210 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
4211 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
4212 (lex_string): Support CPP_STRING{16,32}, match updated
4213 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
4214 (lex_charconst): Support CPP_CHAR{16,32}.
4215 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
4216 and CPP_STRING{16,32}.
4218 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
4221 * aclocal.m4: Regenerate.
4222 * configure: Regenerate.
4224 2008-04-18 Jan Hubicka <jh@suse.cz>
4226 * except.c (dw2_size_of_call_site_table,
4227 sjlj_size_of_call_site_table): Use vector API for call_site_record.
4229 * cgraphbuild.c (build_cgraph_edges): Update.
4230 * tree-pass.h: Update comment.
4231 * final.c (leaf_function_p): Update.
4232 (leaf_renumber_regs): Update.
4233 (rest_of_clean_state): Update.
4234 * omp-low.c (expand_omp_parallel): Update.
4235 * ipa-reference.c (analyze_function): Update.
4236 * reorg.c (find_end_label): Update.
4237 (optimize_skip): Update.
4238 (fill_simple_delay_slots): Update.
4239 (fill_simple_delay_slots): Update.
4240 (make_return_insns): Update.
4241 (dbr_schedule): Update.
4242 * gimple-low.c (record_vars_into): Update.
4243 * cfgbuild.c (make_edges): Update.
4244 * function.c (assign_stack_local): Update.
4245 (assign_parm_adjust_stack_rtl): Update.
4246 (locate_and_pad_parm): Update.
4247 (allocate_struct_function): Do not initialize stack_alignment_needed
4248 and preferred_stack_boundary here.
4249 (stack_protect_prologue): Update.
4250 (stack_protect_epilogue): Update.
4251 (expand_function_start): Initialize stack_alignment_needed,
4252 preferred_stack_boundary and max_jumptable_ents.
4253 (expand_function_end): Update.
4254 (free_after_compilation): Do not NULLify epilogue_delay_list.
4255 * function.h (struct rtl_data): Add stack_protect_guard,
4256 stack_alignment_needed,
4257 preferred_stack_boundary, epilogue_delay_list.
4258 (struct function): Remove value_histograms, stack_alignment_needed,
4259 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
4261 unexpanded_var_list, stack_protect_guard.
4262 (current_function_epilogue_delay_list): Remove.
4263 * ipa-type-escape.c (analyze_function): Update.
4264 * gimplify.c (pop_gimplify_context): Update comment.
4265 * calls.c (expand_call): Update.
4266 (emit_library_call_value_1): Update.
4267 * except.c (set_nothrow_function_flags): Update.
4268 * cfgexpand.c (get_decl_align_unit): Update.
4269 (create_stack_guard): Update.
4270 (estimated_stack_frame_size): Update.
4271 (expand_used_vars): Update.
4272 (tree_expand_cfg): Free histogram earliers, init expansion variables.
4273 * explow.c (allocate_dynamic_stack_space): Update.
4274 * tree-ssa-live.c (remove_unused_locals): Update.
4275 * varasm.c (mark_constant_pool): Update.
4276 * tree-inline.c (remap_decls): Update.
4277 (initialize_cfun): Update.
4278 (declare_return_variable): Update.
4279 (inline_forbidden_p): Update.
4280 (expand_call_inline): Update.
4281 (declare_inline_vars): Update.
4282 (tree_function_versioning): Update.
4283 * tree-flow.h (value_histograms): New.
4284 (VALUE_HISTOGRAMS): New macro.
4285 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
4287 * tree-cfg.c (set_bb_for_stmt): Update.
4288 (replace_by_duplicate_decl): Update.
4289 (move_block_to_fn): Update.
4290 (new_label_mapper): Update.
4291 (dump_function_to_file): Update.
4292 * ipa-struct-reorg.c (build_data_structure): Update.
4293 * cfgrtl.c (print_rtl_with_bb): Update.
4294 * reload1.c (reload): Update.
4296 * config/i386/i386.c (setup_incoming_varargs_64,
4297 ix86_compute_frame_layout): Update.
4298 * config/arc/arc.c (arc_output_function_epilogue): Update.
4300 2008-04-18 Marius Strobl <marius@FreeBSD.org>
4302 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
4303 for FreeBSD as well.
4304 * gthr-posix95.h: Likewise.
4306 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
4308 PR rtl-optimization/35838
4309 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
4310 out the byte offset of the first subreg.
4312 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
4314 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
4315 to split_ti instead of three separate calls with single member arrays.
4316 (subti3 splitter): Ditto.
4317 (adddi3 splitter): Ditto with split_di.
4318 (subdi3 splitter): Ditto.
4319 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
4320 two separate calls with single member arrays. Swap match_dup
4321 operands 1 and 2 to better fit into the array.
4322 (negdi2 splitter): Ditto with split_di.
4323 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
4324 two separate calls with single member arrays. Swap match_dup operands
4325 6 and 7 to better fit into the array.
4327 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
4329 * config/i386/i386.c (sse_builtin_type): New.
4330 (bdesc_sse_args): Likewise.
4331 (bdesc_sse_3arg): Removed.
4332 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
4333 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
4334 IX86_BUILTIN_ROUNDPS.
4335 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
4336 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
4337 IX86_BUILTIN_ROUNDPS.
4338 (ix86_expand_sse_4_operands_builtin): Removed.
4339 (ix86_expand_sse_operands_builtin): New.
4340 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
4341 and CODE_FOR_sse4_1_roundps.
4342 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
4343 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
4345 2008-04-17 Alan Modra <amodra@bigpond.net.au>
4348 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
4349 regs before frame pop when needed. If use_backchain_to_restore_sp
4350 then load backchain into a temp reg to restore vr and vrsave. Add
4351 code to restore vr after frame pop if possible.
4353 2008-04-17 Richard Guenther <rguenther@suse.de>
4355 * tree-vn.c (expressions_equal_p): Do not check type
4356 equality or compatibility before calling operand_equal_p.
4357 * fold-const.c (operand_equal_p): Check equivalence of
4358 integer constants before bailing out due to signedness or
4359 precision differences.
4360 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
4361 spurious differences in type qualification. Ignore types
4362 for COMPONENT_REFs at all.
4364 2008-04-17 Christian Bruel <christian.bruel@st.com>
4366 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
4367 msw_skip comparison.
4369 2008-04-16 Jakub Jelinek <jakub@redhat.com>
4372 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
4375 PR tree-optimization/35899
4376 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
4377 rather than TREE_OPERAND.
4379 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
4382 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
4383 temporary registers. Change operand predicate to general_operand.
4384 (remainderxf3): Ditto.
4386 2008-04-16 Richard Guenther <rguenther@suse.de>
4388 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
4389 * tree-affine.c (aff_combination_expand): Look through some
4392 2008-04-15 Doug Kwan <dougkwan@google.com>
4394 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
4396 * tree-pretty-print.c (dump_generic_node): Ditto.
4397 * final.c (output_addr_const): Ditto.
4398 * dwarf2out.c (output_cfi): Ditto.
4399 * c-pretty-print.c (pp_c_integer_constant): Ditto.
4400 * print-rtl.c (print_rtx): Ditto.
4401 * print-tree.c (print_node_brief, print_node): Ditto.
4402 * c-common.c (match_case_to_enum_1): Ditto.
4403 * sched-vis.c (print_value): Ditto.
4404 * config/i386/i386.c (print_operand): Cast to long unsigned int
4407 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
4408 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
4409 MS Windows VirtualProtect function.
4411 2008-04-15 Jan Hubicka <jh@suse.cz>
4413 * gengtype.c (write_root): Param_is argument is OK.
4414 * expr.c (expand_expr_real_1): Update call of get_exception_*.
4415 * function.h: Include varray.h
4416 (rtl_eh): New stucture based on except.c one.
4417 (call_site_record): New forward declaration and vector type.
4418 * calls.c (emit_call_1): Do not call
4419 note_current_region_may_contain_throw.
4420 * except.c (eh_status): Remove cur_region, try_region since they are
4422 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
4423 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
4424 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
4425 Remove call_site_data_used, call_site_data_size.
4426 Turn call_site_record into vector in function.h.
4427 (note_current_region_may_contain_throw): Remove.
4428 (get_exception_pointer, get_exception_filter): Do not take struct
4429 function argument; update.
4430 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
4431 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
4432 build_post_landing_pads, dw2_build_landing_pads,
4433 sjlj_assign_call_site_values, sjlj_mark_call_sites,
4434 sjlj_emit_function_enter, sjlj_emit_function_enter,
4435 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
4436 sjlj_build_landing_pads, finish_eh_generation,
4437 remove_exception_handler_label, remove_eh_handler,
4438 maybe_remove_eh_handler, add_reachable_handler,
4439 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
4440 add_action_record, collect_one_action_chain, add_call_site,
4441 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
4442 sjlj_output_call_site_table, output_function_exception_table,
4443 * except.h (note_current_region_may_contain_throw): Remove
4444 (get_exception_pointer, get_exception_filter): Do not take struct
4446 * Makefile.in (GTFILES): Put varargs before struct function.
4448 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4450 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
4451 punt for STRING_CST.
4452 (get_constraint_for): Deal with STRING_CST here instead.
4454 2008-04-15 Richard Guenther <rguenther@suse.de>
4456 * tree-ssa-propagate.c (substitute_and_fold): Substitute
4457 statements in a basic-block with a backward walk. Do not
4458 substitute into dead statements but instead remove those.
4460 2008-04-15 Richard Guenther <rguenther@suse.de>
4462 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
4463 to zero, thus disable creation of SFTs.
4465 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4467 * tree-predcom.c (suitable_reference_p): Return false if the
4468 reference can throw.
4470 2008-04-15 Jakub Jelinek <jakub@redhat.com>
4473 * c-decl.c (finish_decl): If extern or static var has variable
4474 size, set TREE_TYPE (decl) to error_mark_node.
4476 2008-04-15 Rafael Espindola <espindola@google.com>
4478 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
4481 2008-04-15 Richard Guenther <rguenther@suse.de>
4483 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
4484 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
4485 (visit_reference_op_load): Do walk vuse-vdef chains on
4486 vn_reference_lookup.
4487 (visit_reference_op_store): But do not here.
4488 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
4489 vn_reference_lookup.
4490 (vn_lookup_with_vuses): But do so here.
4492 2008-04-14 Ian Lance Taylor <iant@google.com>
4494 * fold-const.c (fold_overflow_warning): Remove assertion.
4496 2008-04-15 Ben Elliston <bje@au.ibm.com>
4498 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
4499 temp1 local variables.
4501 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
4504 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
4505 ".text.unlikely" section as executable.
4507 2008-04-14 James E. Wilson <wilson@tuliptree.org>
4509 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4510 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
4511 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
4512 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
4513 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
4514 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
4515 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
4517 2008-04-14 Ian Lance Taylor <iant@google.com>
4519 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
4520 * fold-const.c (fold_comparison): If appropriate, test
4521 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
4522 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
4523 reassociating a pointer type.
4524 * doc/invoke.texi (Optimize Options): Document that
4525 -fstrict-overflow applies to pointer wraparound.
4527 2008-04-13 Jan Hubicka <jh@suse.cz>
4529 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
4531 2008-04-12 Andrew Pinski <pinskia@gmail.com>
4533 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
4534 we are going to "save the world".
4536 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
4538 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
4539 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
4540 operand 0 constraint, not "=".
4542 2008-04-11 James E. Wilson <wilson@tuliptree.org>
4544 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
4546 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4548 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
4549 of size of positions_needed * CHAR_BIT.
4551 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4554 * dse.c (store_info): Change positions_needed to unsigned
4556 (lowpart_bitmask): New.
4557 (record_store): Cast to unsigned HOST_WIDE_INT for
4558 positions_needed. Assert width <= size of positions_needed *
4559 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
4560 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
4561 lowpart_bitmask to set mask.
4563 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4565 * config/bfin/constraints.md: New file.
4566 * config/bfin/bfin.md: Include it.
4567 (adddi3): Use satisfies_constraint functions instead of the old macros.
4568 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
4569 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
4570 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
4571 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
4572 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
4573 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
4574 EXTRA_CONSTRAINT): Delete.
4575 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
4576 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
4578 * config/bfin/bfin.c: Include "tm-constrs.h".
4579 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
4580 Use satisfies_constraint functions instead of the old macros.
4581 * doc/md.texi (Blackfin Constraints): Update file name reference.
4583 2008-04-11 Richard Guenther <rguenther@suse.de>
4585 PR tree-optimization/35869
4586 * tree-vrp.c (execute_vrp): Move switch statement update after
4587 jump threading. Schedule another cfg cleanup run.
4589 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
4592 * attribs.c (decl_attributes): Return early on errorneous node.
4594 2008-04-10 Oleg Ryjkov <olegr@google.com>
4596 * tree.h (struct tree_base): Added a new flag default_def_flag.
4597 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
4599 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4601 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
4603 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4606 * pa.md: Define mode iterator P. Define mode attribute dwc.
4607 (dcacheflush): Update pattern to use iterator P and attribute dwc.
4608 (icacheflush): Likewise.
4609 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
4610 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
4612 2008-04-11 Ben Elliston <bje@au.ibm.com>
4614 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
4616 2008-04-10 Rafael Espindola <espindola@google.com>
4618 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
4619 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
4620 (extract_range_from_expr): The same.
4622 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4624 * config/mips/mips.md (GPR2): New mode iterator.
4626 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
4627 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
4628 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
4629 Rewrite these to take two modes, the mode of comparison and the
4630 mode of the destination.
4631 * config/mips/mips.c (mips_expand_scc): Instead of having
4632 paradoxical subreg as destination, expand "narrowing" scc if mode
4633 of comparison is SI and target is requested in DI mode.
4634 (mips_emit_int_order_test): Update comment. Make mode of
4635 comparison match CMP0 rather than TARGET. When creating inverse
4636 target use mode of TARGET.
4638 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4640 * gcov-dump.c (tag_summary): Only print summaries for the first
4641 GCOV_COUNTERS_SUMMABLE counters.
4643 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
4645 * config/i386/i386.md (absneg): New code iterator.
4646 (absnegprefix): New code attribute.
4647 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
4648 patterns using absneg code iterator.
4649 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
4650 using absneg code iterator.
4651 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
4652 *neg<mode>2 patterns using absneg code iterator.
4653 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4654 *negextendsfdf2 patterns using absneg code iterator.
4655 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
4656 *negextendsfxf2 patterns using absneg code iterator.
4657 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4658 *negextendsfdf2 patterns using absneg code iterator.
4659 * config/i386/sse.md (<code><mode>2): Macroize expander from
4660 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
4662 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
4664 * config/s390/s390.h: Remove the remains of the recent search
4665 & replace action of current_function_outgoing_args_size.
4667 2008-04-10 Ira Rosen <irar@il.ibm.com>
4669 PR tree-optimization/35821
4670 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
4671 NEW_STMT_LIST is not NULL.
4673 2008-04-09 David Edelsohn <edelsohn@gnu.org>
4676 * toplev.c (process_options): Remove -ffunction-sections debugging
4679 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
4681 PR middle-end/PR28690
4682 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
4683 than gen_rtx_fmt_ee to perform more canonicalizations.
4685 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4688 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
4690 2008-04-09 Richard Guenther <rguenther@suse.de>
4692 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
4693 (dump_function_to_file): Dump function arguments with types.
4695 2008-04-08 Richard Guenther <rguenther@suse.de>
4697 * fold-const.c (fold_widened_comparison): Do not allow
4698 sign-changes that change the result.
4700 2008-04-08 Janis Johnson <janis187@us.ibm.com>
4703 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
4704 kinds of indirect references.
4706 2008-04-08 David Edelsohn <edelsohn@gnu.org>
4708 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
4709 GNU Fortran language string.
4711 2008-04-08 Rafael Espindola <espindola@google.com>
4713 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
4714 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
4715 * tree.h (tree_call_nonnegative_warnv_p): New.
4717 2008-04-08 Jan Hubicka <jh@suse.cz>
4719 * function.c (free_after_compilation): Clear out regno_reg_rtx
4722 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
4725 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4727 PR middle-end/PR28690
4728 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
4729 same precedence as REG_POINTER and MEM_POINTER operands.
4731 2008-04-08 Richard Guenther <rguenther@suse.de>
4734 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
4735 for adding index to base.
4737 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
4739 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
4740 (MINGW_ENABLE_EXECUTE_STACK): New.
4741 (IN_LIBGCC2): For libgcc include windows.h file for
4742 function declarations.
4744 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
4746 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
4747 and tem2 if tem1 is not a REG or MULT.
4749 2008-04-08 Jan Hubicka <jh@suse.cz>
4751 * function.h (incomming_args): Break out of struct function.
4752 (function_subsections): Break out of struct function.
4753 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
4754 return_rtx and hard_reg_initial_vals from struct function.
4755 Kill inl_max_label_num.
4756 (current_function_pops_args, current_function_args_info,
4757 current_function_args_size, current_function_args_size,
4758 current_function_pretend_args_size,
4759 current_function_outgoing_args_size,
4760 current_function_internal_arg_pointer, current_function_return_rtx):
4761 Kill compatibility accestor macros.
4762 * builtins.c (expand_builtin_apply_args_1): Update.
4763 (expand_builtin_next_arg): Update.
4764 * df-scan.c (df_get_call_refs): Update.
4765 * dbxout.c (dbxout_function_end): Update.
4766 * dwarf2out.c (dwarf2out_switch_text_section): Update.
4767 (output_line_info): Update.
4768 (secname_for_decl): Update.
4769 (dwarf2out_var_location): Update.
4770 * function.c (free_after_compilation): Update.
4771 (assign_parm_find_stack_rtl): Update.
4772 (assign_parms): Update.
4773 (expand_dummy_function_end): Update.
4774 (expand_function_end): Update.
4775 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
4776 (expand_call): Update.
4777 (emit_library_call_value_1): Update.
4778 (store_one_arg): Update.
4779 * varasm.c (initialize_cold_section_name): Update.
4780 (unlikely_text_section): Update.
4781 (unlikely_text_section_p): Update.
4782 (assemble_start_function): Update.
4783 (assemble_end_function): Update.
4784 (default_section_type_flags): Update.
4785 (switch_to_section): Update.
4786 * integrate.c (set_decl_abstract_flags): Update.
4787 (get_hard_reg_initial_val): Update.
4788 (has_hard_reg_initial_val): Update.
4789 (allocate_initial_values): Update.
4790 * resource.c (init_resource_info): Update.
4791 * config/alpha/alpha.c (NUM_ARGS): Update.
4792 (direct_return): Update.
4793 (alpha_va_start): Update.
4794 (alpha_sa_size): Update.
4795 (alpha_initial_elimination_offset): Update.
4796 (alpha_expand_prologue): Update.
4797 (alpha_start_function): Update.
4798 (alpha_expand_epilogue): Update.
4799 (unicosmk_initial_elimination_offset):
4800 * config/alpha/alpha.md (call expander): Update.
4801 * config/s390/s390.c (s390_register_info): Update.
4802 (s390_register_info): Update.
4803 (s390_frame_info): Update.
4804 (s390_initial_elimination_offset): Update.
4805 (s390_build_builtin_va_list): Update.
4806 (s390_va_start): Update.
4807 * config/spu/spu.c (direct_return): Update.
4808 (spu_expand_prologue): Update.
4809 (spu_initial_elimination_offset): Update.
4810 (spu_build_builtin_va_list): Update.
4811 (spu_va_start): Update.
4812 * config/sparc/sparc.c (sparc_init_modes): Update.
4813 (sparc_compute_frame_size): Update.
4814 (function_value): Update.
4815 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
4816 * config/i386/i386.md (return expander): Update.
4817 * config/i386/i386.c (ix86_va_start): Update.
4818 (ix86_can_use_return_insn_p): Update.
4819 (ix86_compute_frame_layout): Update.
4820 (ix86_expand_epilogue): Update.
4821 * config/sh/sh.c (output_stack_adjust): Update.
4822 (calc_live_regs): Update.
4823 (sh_expand_prologue): Update.
4824 (sh_builtin_saveregs): Update.
4825 (sh_va_start): Update.
4826 (initial_elimination_offset): Update.
4827 (sh_allocate_initial_value): Update.
4828 (sh_function_ok_for_sibcall): Update.
4829 (sh_get_pr_initial_val): Update.
4830 * config/sh/sh.md (return expander): Update.
4831 * config/avr/avr.c (frame_pointer_required_p): UPdate.
4832 * config/crx/crx.c (crx_compute_frame): UPdate.
4833 (crx_initial_elimination_offset): UPdate.
4834 * config/xtensa/xtensa.c (compute_frame_size): Update
4835 (xtensa_builtin_saveregs): Update.
4836 (xtensa_va_start): Update.
4837 (order_regs_for_local_alloc): Update.
4838 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
4839 (xstormy16_expand_builtin_va_start): Update.
4840 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
4841 * config/m68hc11/m68hc11.md (return expanders): Update.
4842 * config/m68hc11/m68hc11.c (expand_prologue): Update.
4843 (expand_epilogue): Update.
4844 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
4845 (cris_simple_epilogue): Update.
4846 (cris_expand_prologue): Update.
4847 (cris_expand_epilogue): Update.
4848 * config/iq2000/iq2000.c (iq2000_va_start): Update.
4849 (compute_frame_size): Update.
4850 * config/mt/mt.c (mt_compute_frame_size): Update.
4851 * config/mn10300/mn10300.c (expand_prologue): Update.
4852 (expand_epilogue): Update.
4853 (initial_offset): Update.
4854 (mn10300_builtin_saveregs):
4855 * config/mn10300/mn10300.md (return expander): Update.
4856 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4857 (ia64_initial_elimination_offset): Update.
4858 (ia64_initial_elimination_offset): Update.
4859 (ia64_expand_prologue): Update.
4860 * config/m68k/m68k.md (return expander): Update.
4861 * config/rs6000/rs6000.c (rs6000_va_start): Update.
4862 (rs6000_stack_info): Update.
4863 * config/mcore/mcore.c (layout_mcore_frame): Update.
4864 (mcore_expand_prolog): Update.
4865 * config/arc/arc.c (arc_compute_frame_size): Update.
4866 * config/score/score3.c (score3_compute_frame_size): Update.
4867 * config/score/score7.c (score7_compute_frame_size): Update.
4868 * config/arm/arm.c (use_return_insn): Update.
4869 (thumb_find_work_register): Update.
4870 (arm_compute_save_reg_mask): Update.
4871 (arm_output_function_prologue): Update.
4872 (arm_output_epilogue): Update.
4873 (arm_size_return_regs): Update.
4874 (arm_get_frame_offsets): Update.
4875 (arm_expand_prologue): Update.
4876 (thumb_exit): Update.
4877 (thumb_unexpanded_epilogue): Update.
4878 (thumb1_output_function_prologue): Update.
4879 * config/pa/pa.md (return expander): Update.
4880 * config/pa/pa.c (compute_frame_size): Update.
4881 (hppa_builtin_saveregs): Update.
4882 * config/mips/mips.c (mips_va_start): Update.
4883 (mips16_build_function_stub): Update.
4884 (mips_compute_frame_info): Update.
4885 (mips_restore_gp): Update.
4886 (mips_output_function_prologue): Update.
4887 (mips_expand_prologue): Update.
4888 * config/v850/v850.c (compute_frame_size): Update.
4889 (expand_prologue): * config/mmix/mmix.c (along): update.
4890 (mmix_initial_elimination_offset): update.
4891 (mmix_reorg): update.
4892 (mmix_use_simple_return): update.
4893 (mmix_expand_prologue): update.
4894 (mmix_expand_epilogue): Update.
4895 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
4896 (emit_link_insn): Update.
4898 2008-04-08 Anatoly Sokolov <aesok@post.ru>
4900 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
4901 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
4903 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
4906 2008-04-07 Jan Hubicka <jh@suse.cz>
4908 * function.h (rtl): Rename to x_rtl.
4910 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4911 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4912 used_temp_slots avail_temp_slots, temp_slot_level,
4913 nonlocal_goto_handler_labels): Update accesstors.
4914 (rtl): New global variable.
4915 (struct function): Move some fileds to rtl_data.
4916 (get_arg_pointer_save_area): Update prototype.
4917 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4918 get_arg_pointer_save_area.
4919 * expr.c (init_expr): Update
4920 * function.c (get_frame_size): Update
4921 (assign_stack_local): Update
4922 (expand_function_end): Update.
4923 (get_art_pointer_save_area): Update
4925 * emit-rtl.c (rtl): Declare.
4926 (regno_reg_rtx): Declare.
4927 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4929 (gen_reg_rtx): Update.
4930 * varasm.c (n_deferred_constatns): Update accestor.
4931 (init_varasm_status): Do not allocate varasm_status.
4932 (force_const_mem, get_pool_size, output_constant_pool): Update.
4933 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4934 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4935 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
4936 * sparc/sparc.h (INIT_EXPANDERS): Update.
4937 * ia64/ia64.h (INIT_EXPANDERS): Update.
4939 2008-04-07 James E. Wilson <wilson@tuliptree.org>
4941 * reload.c (push_secondary_reload): Add missing break to for loop.
4943 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4945 PR middle-end/PR28690
4946 * rtlanal.c: Update copyright years.
4947 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
4948 as REG_POINTER and MEM_POINTER operands.
4949 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
4950 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
4951 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
4952 * gcse.c: Update copyright years.
4953 (pre_delete): Call gen_reg_rtx_and_attrs.
4954 (hoist_code): Likewise.
4955 (build_store_vectors): Likewise.
4956 (delete_store): Likewise.
4957 * loop-invariant.c (move_invariant_reg): Likewise.
4958 Update copyright years.
4960 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
4962 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
4963 control string instead of quoted.
4965 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4967 * doc/rtl.texi: Rewrite of subreg section.
4969 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
4972 * config/i386/i386.c (legitimize_pic_address): Add treating
4973 of dllimport SYM_REF's.
4974 (legitimize_dllimport_symbol): Add prototype.
4976 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4978 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
4979 reference in constructor with non self-referential type.
4981 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4983 Removal of Return with Depressed Stack Pointer support
4984 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
4985 (ECF_SP_DEPRESSED): Likewise.
4986 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
4987 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
4988 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4989 (expand_call): Do not test ECF_SP_DEPRESSED.
4990 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4991 * function.c (keep_stack_depressed): Delete.
4992 (handle_epilogue_set): Likewise.
4993 (update_epilogue_consts): Likewise.
4994 (emit_equiv_load): Likewise.
4995 (thread_prologue_and_epilogue_insns): Remove support for Return with
4996 Depressed Stack Pointer.
4997 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4999 2008-04-06 Richard Guenther <rguenther@suse.de>
5001 PR tree-optimization/35400
5002 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
5003 information from SSA_NAMEs.
5005 2008-04-06 Anatoly Sokolov <aesok@post.ru>
5007 * config/avr/avr.h (avr_mega_p): Remove declaration.
5008 (AVR_MEGA): Remove macro.
5009 * config/avr/avr.c (avr_mega_p): Remove variable.
5010 (avr_override_options): Remove inicializion of avr_mega_p.
5011 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5012 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5013 (avr_jump_mode): (Ditto.).
5014 (avr_output_progmem_section_asm_op): (Ditto.).
5015 (avr_asm_init_sections): (Ditto.).
5016 (avr_asm_init_sections): (Ditto.).
5017 (avr_rtx_costs): (Ditto.).
5018 * config/avr/avr.md: (Ditto.).
5019 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
5022 2008-04-06 Richard Guenther <rguenther@suse.de>
5024 PR tree-optimization/35842
5025 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
5026 is_gimple_invariant_address.
5028 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5030 * gcc.c (default_compilers): Sync Fortran extensions list with
5031 that in fortran/lang-specs.h.
5032 * doc/invoke.texi: Likewise.
5033 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
5034 * dwarf2out.c (gen_compile_unit_die): Likewise.
5036 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
5038 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
5040 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
5043 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
5044 attribute is used for nested functions.
5046 2008-04-05 Jan Hubicka <jh@suse.cz>
5048 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
5050 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
5052 (dump_files): Update.
5053 (enable_rtl_dump_file): Do not accept letter argument.
5054 * tree-pass.h (dump_file_info): Remove letter argument.
5055 * toplev.c (decode_d_option): Update -da handling.
5056 * toplev.h (enable_rtl_dump_file): Update prototype.
5057 * passes.c (register_one_dump_file): Do not accept IPA argument; work
5058 it out based on pass type.
5059 (register_dump_files_1): Likewise.
5060 (init_optimization_passes): Update register_one_dump_file calls.
5061 (execute_one_pass): Sanity check that IPA passes are called at IPA
5062 level and RTL passes at RTL level.
5063 (execute_pass_list): IPA pass can not be after or subpass of
5065 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
5066 disallov RTL subpasses of IPA subpasses.
5068 2008-04-05 Ben Elliston <bje@au.ibm.com>
5070 * tree-cfg.c (need_fake_edge_p): Return false for calls to
5071 builtins that return exactly once and do not throw. Cache call to
5074 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
5076 PR rtl-optimization/34916
5078 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
5079 between instruction pairs.
5081 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
5083 * doc/invoke.texi: Document -mbitops for SH.
5084 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
5085 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
5086 * config/sh/sh.c (print_operand): Add %t operand code.
5087 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
5088 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
5089 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
5090 (extendqihi2): Likewise.
5091 (movqi_i): Likewise.
5092 (insv): Use bset, bclr and bst instructions for SH2A if possible.
5093 (extv): Use bld instruction for SH2A if possible.
5095 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
5096 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
5097 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
5098 (bset.b, bclr.b): Define peepholes.
5099 * config/sh/sh.opt (mbitops): New option.
5101 2008-04-04 Janis Johnson <janis187@us.ibm.com>
5104 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
5105 and view convert expression.
5107 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5110 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
5112 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
5114 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
5116 * config/i386/cpuid.h (bit_AES): New.
5117 (bit_PCLMUL): Likewise.
5119 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
5120 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
5121 SSE2 if AES or PCLMUL is enabled.
5122 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
5123 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5124 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
5125 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
5126 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
5127 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
5128 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5129 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
5130 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
5131 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
5132 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
5133 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
5134 __builtin_ia32_aeskeygenassist128 and
5135 __builtin_ia32_pclmulqdq128.
5136 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
5137 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
5138 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
5140 * config/i386/i386.h (TARGET_AES): New.
5141 (TARGET_PCLMUL): Likewise.
5142 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
5144 * config/i386/i386.md (UNSPEC_AESENC): New.
5145 (UNSPEC_AESENCLAST): Likewise.
5146 (UNSPEC_AESDEC): Likewise.
5147 (UNSPEC_AESDECLAST): Likewise.
5148 (UNSPEC_AESIMC): Likewise.
5149 (UNSPEC_AESKEYGENASSIST): Likewise.
5150 (UNSPEC_PCLMUL): Likewise.
5152 * config/i386/i386.opt (maes): New.
5153 (mpclmul): Likewise.
5155 * config/i386/sse.md (aesenc): New pattern.
5156 (aesenclast): Likewise.
5158 (aesdeclast): Likewise.
5160 (aeskeygenassist): Likewise.
5161 (pclmulqdq): Likewise.
5163 * config/i386/wmmintrin.h: New.
5165 * doc/extend.texi: Document AES and PCLMUL built-in function.
5167 * doc/invoke.texi: Document -maes and -mpclmul.
5169 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
5171 * function.c (free_after_parsing): Replace with
5172 cxx_push_function_context from C++ front-end.
5173 (allocate_struct_function): Don't call langhook.
5174 * langhooks.h (struct lang_hooks_for_functions): Delete.
5175 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
5177 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
5178 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
5179 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
5180 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
5181 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
5182 remove LANG_HOOKS_FUNCTION_INITIALIZER.
5183 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
5185 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
5186 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
5188 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5191 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
5194 2008-04-04 Richard Guenther <rguenther@suse.de>
5197 * fold-const.c (optimize_minmax_comparison): Use the correct
5198 type for the constant in the simplified comparison.
5200 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
5202 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
5203 Pass L2 size as "--param l2-cache-size" to the compiler.
5204 (decode_l2_cache): New function to decode L2 cache parameters using
5205 0x8000006 extended cpuid function.
5206 (detect_caches_amd): Determine parameters of L2 cache using
5207 decode_l2_caches function.
5208 (decode_caches_intel): Decode L2 cache parameters.
5209 (detect_caches_intel): Determine L2 cache parameters using
5210 decode_caches_intel and decode_l2_caches functions.
5212 2008-04-03 Bob Wilson <bob.wilson@acm.org>
5214 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
5215 secondary input reload for subword loads from the constant pool.
5217 2008-04-03 Janis Johnson <janis187@us.ibm.com>
5220 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
5221 constants of the appropriate size for runtime calculations.
5224 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
5225 decimal-float literal constant zero.
5227 2008-04-03 Jakub Jelinek <jakub@redhat.com>
5230 * c-parser.c (c_parser_omp_atomic): Call
5231 default_function_array_conversion on the RHS.
5234 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
5235 call is_variable_sized if decl has incomplete type.
5237 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
5239 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
5241 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
5243 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
5245 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
5246 (sgt<u>): Merge sgt and sgtu into new expander.
5247 (sgt, sgtu): Remove expanders.
5248 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
5249 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
5250 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
5251 *sgtu_<mode>_mips16 into new pattern.
5252 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
5253 (sge<u>): Merge sge and sgeu into new expander.
5254 (sge, sgeu): Remove expanders.
5255 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
5257 (*sge_<mode>, second *sge_<mode>): Remove patterns.
5258 (slt<u>): Merge slt and sltu into new expander.
5259 (slt, sltu): Remove expanders.
5260 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
5261 (*slt_<mode>, *sltu_<mode>): Remove patterns.
5262 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
5263 *sltu_<mode>_mips16 into new pattern.
5264 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
5265 (sle<u>): Merge sle and sleu into new expander.
5266 (sle, sleu): Remove expanders.
5267 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
5268 (*sle_<mode>, *sleu_<mode>): Remove patterns.
5269 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
5270 *sleu_<mode>_mips16 into new pattern.
5271 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
5273 2008-04-03 Jan Hubicka <jh@suse.cz>
5275 PR tree-optimization/35795
5276 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
5277 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5278 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5279 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5280 * score/score3.c (score3_output_mi_thunk): Likewise.
5281 * score/score7.c (score7_output_mi_thunk): Likewise.
5282 * mips/mips.c (mips_output_mi_thunk): Likewise.
5284 2008-04-03 Richard Guenther <rguenther@suse.de>
5286 * tree-vrp.c (extract_range_from_unary_expr): Handle all
5287 conversions. Simplify code.
5289 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
5291 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
5293 2008-04-03 Tom Tromey <tromey@redhat.com>
5294 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5296 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5297 * config/bfin/t-bfin-linux (generated_files): Add
5298 linux-sysroot-suffix.h.
5299 * doc/install.texi (Prerequisites): Require make 3.80.
5300 * doc/sourcebuild.texi (Front End Directory): Document new
5302 * Makefile.in (generated_files): New variable.
5303 (ALL_HOST_OBJS): New variable.
5304 ($(ALL_HOST_OBJS)): New target.
5306 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
5308 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
5309 (remap_block): Call id->transform_lang_insert_block instead
5311 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
5312 Set id.transform_lang_insert_block to NULL.
5313 (clone_body): Move to cp/optimize.c
5314 * tree-inline.h (struct copy_body_data): Change
5315 transform_lang_insert_block to function pointer.
5316 (copy_generic_body, copy_decl_no_change): Export.
5317 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
5318 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
5319 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
5321 * c-tree.h (insert_block): Kill.
5322 * c-decl.c (insert_block): Kill.
5324 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
5326 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5327 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
5328 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
5330 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
5331 argument, call {push,pop}_function_context from here.
5332 * c-parser.c: Use c_{push,pop}_function_context.
5334 * function.c (push_function_context_to): Move meat ...
5335 (push_function_context): ... here. Simplify.
5336 * function.c (pop_function_context_from): Move meat ...
5337 (pop_function_context): ... here. Simplify.
5338 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
5340 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5341 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
5342 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
5343 * tree.h (push_function_context_to, pop_function_context_from): Remove.
5345 2008-04-03 Ben Elliston <bje@au.ibm.com>
5347 * expmed.c (extract_force_align_mem_bit_field): Remove.
5349 2008-04-03 Richard Guenther <rguenther@suse.de>
5352 * expr.h (try_casesi): Adjust prototype.
5353 * expr.c (try_casesi): Take fallback label as extra parameter.
5354 Use that for gen_casesi if default_label is NULL.
5355 * stmt.c (expand_case): Pass fallback label to try_casesi,
5356 make sure to fill gaps with a fallback label if default_label
5359 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
5362 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
5364 2008-04-03 Ben Elliston <bje@au.ibm.com>
5366 * expmed.c (extract_split_bit_field): Remove if (0) code.
5367 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
5368 (do_ds_constraint): Likewise.
5370 2008-04-02 Joseph Myers <joseph@codesourcery.com>
5372 * doc/cppopts.texi (-dU): Document.
5373 * c-common.h (flag_dump_macros): Update comment.
5374 * c-opts.c (handle_OPT_d): Handle -dU.
5375 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
5376 dump_queued_macros, cb_used_define, cb_used_undef): New.
5377 (init_pp_output): Handle -dU.
5378 (cb_line_change): Call dump_queued_macros.
5379 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
5381 2008-04-02 Anatoly Sokolov <aesok@post.ru>
5383 * config/avr/predicates.md (io_address_operand): New predicate.
5384 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
5385 * config/avr/avr.c (avr_io_address_p): Remove function.
5386 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
5387 'avr_io_address_p' function.
5388 (out_movhi_r_mr): (Ditto.).
5389 (out_movqi_mr_r): (Ditto.).
5390 (out_movhi_mr_r): (Ditto.).
5391 (avr_address_cost): (Ditto.).
5393 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
5395 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
5396 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
5397 in 32bit mode when XMM registers are available to avoid store
5399 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
5400 corresponding post-reload splitters.
5402 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5404 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
5405 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
5406 __builtin_ia32_roundss.
5407 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
5408 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
5409 __builtin_ia32_roundss.
5410 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
5411 IX86_BUILTIN_SHUFPD here.
5413 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5415 * config/i386/i386.md (plogic): New.
5416 (plogicprefix): Likewise.
5418 * config/i386/mmx.md (mmx_<code><mode>3): New.
5419 (mmx_and<mode>3): Removed.
5420 (mmx_ior<mode>3): Likewise.
5421 (mmx_xor<mode>3): Likewise.
5423 * config/i386/sse.md (<code><mode>3): New.
5424 (*<code><mode>3): Likewise.
5425 (*<code><mode>3): Likewise.
5426 (<code><mode>3): Likewise.
5427 (*sse_<code><mode>3): Likewise.
5428 (*sse2_<code><mode>3): Likewise.
5429 (<code>tf3): Likewise.
5430 (*<code>tf3): Likewise.
5431 (and<mode>3): Likewise.
5432 (*and<mode>3): Likewise.
5433 (ior<mode>3): Removed.
5434 (*ior<mode>3): Likewise.
5435 (xor<mode>3): Likewise.
5436 (*xor<mode>3): Likewise.
5437 (*and<mode>3): Likewise.
5438 (*ior<mode>3): Likewise.
5439 (*xor<mode>3): Likewise.
5440 (and<mode>3): Likewise.
5441 (*sse_and<mode>3): Likewise.
5442 (*sse2_and<mode>3): Likewise.
5444 (*andtf3): Likewise.
5445 (ior<mode>3): Likewise.
5446 (*sse_ior<mode>3): Likewise.
5447 (*sse2_ior<mode>3): Likewise.
5449 (*iortf3): Likewise.
5450 (xor<mode>3): Likewise.
5451 (*sse_xor<mode>3): Likewise.
5452 (*sse2_xor<mode>3): Likewise.
5454 (*xortf3): Likewise.
5456 2008-04-02 Richard Guenther <rguenther@suse.de>
5458 PR tree-optimization/14495
5459 PR tree-optimization/34793
5460 * tree-vrp.c (struct switch_update): New structure.
5461 (to_remove_edges, to_update_switch_stmts): New VECs.
5462 (simplify_switch_using_ranges): New function. Remove not taken
5463 case labels and edges.
5464 (simplify_stmt_using_ranges): Call it.
5465 (identify_jump_threads): Mark edges we have queued for removal
5466 so we don't thread them.
5467 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
5469 * tree-cfg.c (group_case_labels): Deal with missing default label.
5470 (tree_verify_flow_info): Allow missing default label.
5471 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
5472 (emit_case_nodes): Likewise.
5473 (expand_case): Do not rely on the default label to be present.
5474 * expr.c (try_casesi): Deal with NULL default_label.
5475 (do_tablejump): Likewise.
5477 2008-04-02 Richard Guenther <rguenther@suse.de>
5479 PR tree-optimization/14495
5480 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
5481 SWITCH_EXPR here ...
5482 (vrp_visit_switch_stmt): ... but here (new function).
5483 (find_case_label_index): New helper function.
5484 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
5486 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5488 * fwprop.c: Fix ISO-C99ism.
5490 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5493 * Makefile.in (objdir): Set it here.
5494 * configure.ac: Not here. Find dynamic linker characteristics.
5495 * exec-tool.in: Use them.
5496 * aclocal.m4: Regenerate.
5497 * configure: Regenerate.
5499 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5501 * expr.c (expand_var): Delete it.
5502 * expr.h (expand_var): Delete prototype.
5503 * function.c (expand_function_start): Use expand_decl instead.
5504 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
5507 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
5509 PR rtl-optimization/35542
5510 * fwprop.c (forward_propagate_and_simplify): Replace
5511 loc_reg_mentioned_in_p with reg_mentioned_p.
5513 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5515 PR rtl-optimization/35281
5516 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
5517 (propagate_rtx_1): Handle PR_HANDLE_MEM.
5518 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
5519 (varying_mem_p): Move above propagate_rtx.
5520 (all_uses_available_at): Do not check MEMs.
5522 2008-04-02 Rafael Espindola <espindola@google.com>
5524 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
5525 (register_edge_assert_for_2): Split the cond argument.
5526 (register_edge_assert_for_1): Adjust for the change in
5527 register_edge_assert_for_2.
5528 (register_edge_assert_for): Split the cond argument.
5529 (find_switch_asserts): Adjust for the change in
5530 register_edge_assert_for.
5532 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
5534 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
5535 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
5536 offsets for 64-bit mingw.
5537 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
5538 abi for x86_64-pc-mingw.
5540 2008-04-02 Richard Guenther <rguenther@suse.de>
5542 * tree-vrp.c (extract_range_from_assert): Make sure to not
5543 produce range min/max with TREE_OVERFOW set.
5544 If merging a anti-range and a range keep the anti-range if
5545 the range covers all values of the type.
5546 (register_edge_assert_for_2): Only allow sign-changing
5547 conversions in detecting canonical range checks. Also
5548 register an assert for the unsigned name if useful.
5550 PR tree-optimization/35787
5551 * tree-vrp.c (vrp_val_max): New function.
5552 (vrp_val_min): Likewise.
5553 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
5554 (vrp_val_is_min): Likewise.
5555 (supports_overflow_infinity): Use vrp_val_{min,max}.
5556 (negative_overflow_infinity): Likewise.
5557 (positive_overflow_infinity): Likewise.
5558 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
5559 (is_positive_overflow_infinity): Likewise.
5560 (is_overflow_infinity): Likewise.
5561 (avoid_overflow_infinity): Use vrp_val_{min,max} and
5562 vrp_val_is_{min,max}.
5563 (set_and_canonicalize_value_range): Canonicalize anti-ranges
5564 to ranges if possible. Avoid empty ranges.
5566 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5569 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
5570 the expression is a function address.
5572 2008-04-01 George Helffrich <george@gcc.gnu.org>
5574 PR fortran/35154, fortran/23057
5575 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
5576 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
5577 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
5578 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
5580 (dbxout_syms): Check for COMMON-based symbol and wrap in
5581 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
5582 in bracket for efficiency.
5584 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
5585 using DW_TAG_common_block + member offset.
5586 (add_pubname_string): New function.
5587 (dw_expand_expr): New function to find block name and offset for
5589 (common_check): New function to check whether symbol in Fortran COMMON.
5590 (gen_variable_die): If COMMON, use DW_TAG_common_block.
5592 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
5595 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
5597 2008-04-02 Ben Elliston <bje@au.ibm.com>
5599 * config/v850/v850.md (casesi): Remove if (0) code.
5600 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5601 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
5603 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
5605 * config/i386/i386.md (rex64suffix): New mode attribute.
5606 (floathi<mode>2): Disable expander for SSE math.
5607 (*floathi<mode>2_1): New insn insn_and_split pattern.
5608 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
5609 corresponding post-reload splitters.
5610 (*floathi<mode>2_i387): New macroized insn pattern.
5611 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
5612 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
5613 insn_and_split pattern.
5614 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
5615 New macroized instruction patterns and corresponding post-reload
5617 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
5618 and corresponding post-reload splitters.
5619 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
5620 New macroized instruction patterns.
5621 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
5622 macroized instruction patterns and corresponding post-reload splitters.
5623 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
5624 corresponding post-reload splitters.
5625 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
5626 New macroized instruction patterns.
5627 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
5628 corresponding post-reload splitters.
5629 (*floatsi<mode>2_i387): New macroized instruction patterns.
5631 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
5633 * config/i386/i386.md (smaxmin): New.
5634 (umaxmin): Likewise.
5635 (maxminiprefix): Likewise.
5636 (maxminfprefix): Likewise.
5637 (<code><mode>3): Likewise.
5638 (smin<mode>3): Removed.
5639 (smax<mode>3): Likewise.
5641 * config/i386/mmx.md (mmx_<code>v2sf3): New.
5642 (mmx_<code>v4hi3): Likewise.
5643 (mmx_<code>v8qi3): Likewise.
5644 (mmx_smaxv2sf3): Removed.
5645 (mmx_sminv2sf3): Likewise.
5646 (mmx_umaxv8qi3): Likewise.
5647 (mmx_smaxv4hi3): Likewise.
5648 (mmx_uminv8qi3): Likewise.
5649 (mmx_sminv4hi3): Likewise.
5651 * config/i386/sse.md (<addsub><mode>3): New.
5652 (*<addsub><mode>3): Likewise.
5653 (<sse>_vm<addsub><mode>3): Likewise.
5654 (<maxmin><mode>3): Likewise.
5655 (*<maxmin><mode>3_finite): Likewise.
5656 (*<maxmin><mode>3): Likewise.
5657 (<sse>_vm<maxmin><mode>3): Likewise.
5658 (sse3_h<addsub>v4sf3): Likewise.
5659 (sse3_h<addsub>v2df3): Likewise.
5660 (<maxmin>v16qi3): Likewise.
5661 (*<maxmin>v16qi3): Likewise.
5662 (<maxmin>v8hi3): Likewise.
5663 (*<maxmin>v8hi3): Likewise.
5664 (*sse4_1_<maxmin><mode>3): Likewise.
5665 (*sse4_1_<maxmin><mode>3): Likewise.
5666 (add<mode>3): Removed.
5667 (*add<mode>3): Likewise.
5668 (<sse>_vmadd<mode>3): Likewise.
5669 (sub<mode>3): Likewise.
5670 (*sub<mode>3): Likewise.
5671 (<sse>_vmsub<mode>3): Likewise.
5672 (smin<mode>3): Likewise.
5673 (*smin<mode>3_finite): Likewise.
5674 (*smin<mode>3): Likewise.
5675 (<sse>_vmsmin<mode>3): Likewise.
5676 (smax<mode>3): Likewise.
5677 (*smax<mode>3_finite): Likewise.
5678 (*smax<mode>3): Likewise.
5679 (<sse>_vmsmax<mode>3): Likewise.
5680 (sse3_haddv4sf3): Likewise.
5681 (sse3_haddv2df3): Likewise.
5682 (sse3_hsubv4sf3): Likewise.
5683 (sse3_hsubv2df3): Likewise.
5684 (umaxv16qi3): Likewise.
5685 (*umaxv16qi3): Likewise.
5686 (smaxv8hi3): Likewise.
5687 (*smaxv8hi3): Likewise.
5688 (*sse4_1_smax<mode>3): Likewise.
5689 (*sse4_1_umax<mode>3): Likewise.
5690 (uminv16qi3): Likewise.
5691 (*uminv16qi3): Likewise.
5692 (sminv8hi3): Likewise.
5693 (*sminv8hi3): Likewise.
5694 (*sse4_1_smin<mode>3): Likewise.
5695 (*sse4_1_umin<mode>3): Likewise.
5697 2008-04-01 Rafael Espindola <espindola@google.com>
5699 * tree-cfg.c (verify_expr): remove in_phi.
5700 (verify_stmt): Don't call walk_tree with verify_expr. Use
5701 is_gimple_min_invariant instead of is_gimple_val.
5703 2008-04-01 Joseph Myers <joseph@codesourcery.com>
5705 * doc/include/gpl_v3.texi: Update for manpage generation.
5706 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
5708 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
5709 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
5710 gpl_v3.texi instead of gpl.texi.
5713 2008-04-01 Jakub Jelinek <jakub@redhat.com>
5716 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
5718 2008-04-01 Rafael Espindola <espindola@google.com>
5720 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
5721 (extract_code_and_val_from_cond): Use
5722 extract_code_and_val_from_cond_with_ops.
5724 2008-04-01 Jan Hubicka <jh@suse.cz>
5726 * function.c (free_after_compilation): Free epilogue_delay_list.
5727 (prepare_function_start): Assert that previous compilation was freed.
5729 2008-04-01 Jan Hubicka <jh@suse.cz>
5730 Jim Wilson <wilson@tuliptree.org>
5731 Andreas Tobler <andreast@gcc.gnu.org>
5734 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
5735 rtl.emit instead cfun->emit.
5736 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
5737 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
5739 2008-04-01 Ben Elliston <bje@au.ibm.com>
5741 * doc/c-tree.texi (Function Basics): Fix grammatical error.
5743 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
5745 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
5747 (fprofile-use): Add var flag_profile_use
5748 * coverage.c (coverage_begin_output): Do not open a gcno file for
5749 output only if -ftest-coverage is set.
5750 Do not add getpwd() to gcda file path.
5751 (build_gcov_info): Check the new flag
5752 flag_profile_datafile_relative_path.
5753 (coverage_init): Use profile_data_prefix.
5754 Read profile counter only if flag_profile_use is set.
5755 * opts.c (common_handle_option): New option fprofile-use=,
5756 fprofile-dir=, fprofile-generate=.
5757 * toplev.c (profile_data_prefix): New variable definition.
5758 * toplev.h (profile_data_prefix): New declaration.
5759 * doc/invoke.tex (Option Summary, Optimization Options):
5762 2008-03-31 James E. Wilson <wilson@tuliptree.org>
5764 * varasm.c (output_constant_pool_1): In LABEL_REF check,
5765 use tmp consistently.
5768 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
5769 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5770 UNSPEC_FR_RECIP_APPROX_RES.
5771 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
5773 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
5776 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
5778 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5781 * fold-const.c (fold_indirect_ref_1): Support accessing non first
5782 element of the vector via a pointer.
5784 2008-03-31 Ian Lance Taylor <iant@google.com>
5786 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
5788 2008-03-31 Jan Hubicka <jh@suse.cz>
5790 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5791 get_arg_pointer_save_area.
5792 * expr.c (init_expr): Just clear out rtl.expr.
5793 * function.c (free_after_compilation): Clear out whole RTL structure.
5794 (get_func_frame_size): Merge into ...
5795 (get_frame_size): ... this one.
5796 (assign_stack_local_1): Merge into ...
5797 (assign_stack_local): ... this one.
5798 (expand_function_end): Update call of get_arg_pointer_save_area.
5799 (get_art_pointer_save_area): Remove cfun argument.
5800 * function.h (emit_status): regno_pointer_align does not need length
5801 attribute. Move x_regno_reg_rtx to ...
5802 (regno_reg_rtx): ... new global array.
5803 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
5804 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
5805 apply_args_value, forced_labels, stack_pointer_delta):
5807 (struct varasm_status): Move here from varasm.c
5808 (struct rtl_data): New. Move here some fields from struct function.
5809 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5810 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5811 used_temp_slots avail_temp_slots, temp_slot_level,
5812 nonlocal_goto_handler_labels): Update accesstors.
5813 (rtl): New global variable.
5814 (struct function): Move some fileds to rtl_data.
5815 (get_arg_pointer_save_area): Update prototype.
5816 * emit-rtl.c (rtl): Declare.
5817 (regno_reg_rtx): Declare.
5818 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5820 (gen_reg_rtx): Update.
5821 (init_virtual_regs): Do not tate emit_status argument.
5822 (init_emit): Do not allocate emit.
5823 * varasm.c (varasm_statuc): Move to function.h.
5824 (n_deferred_constatns): Update accestor.
5825 (init_varasm_status): Do not allocate varasm_status.
5826 (force_const_mem, get_pool_size, output_constant_pool): Update.
5827 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5828 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5830 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
5832 PR rtl-optimization/35729
5833 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
5836 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
5839 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
5840 load/store if memory is unaligned.
5841 (*movti_rex64): Likewise.
5843 * config/i386/predicates.md (misaligned_operand): New.
5845 2008-03-31 Andrew Pinski <pinskia@gmail.com>
5848 * tree-ssa-phiopt.c (conditional_replacement): Return early for
5851 2008-03-31 Jan Beulich <jbeulich@novell.com>
5853 * config/ia64/constraints.md: Add 'j' constraint.
5854 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
5855 (movdi_internal): Likewise.
5857 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
5860 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
5862 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
5865 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
5866 proper error message for the third argument on blendpd and
5869 * config/i386/sse.md (blendbits): New.
5870 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
5872 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
5874 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
5876 2008-03-30 Richard Guenther <rguenther@suse.de>
5879 * fold-const.c (fold_sign_changed_comparison): Do leave
5880 conversions to base-types alone.
5882 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5884 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
5885 the link register if one altivec register is be saved.
5887 2008-03-30 Ben Elliston <bje@au.ibm.com>
5889 * final.c (final_scan_insn): Remove if (0) code.
5891 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
5893 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
5895 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
5897 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
5898 of V4SFmode to ix86_binary_operator_ok.
5900 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
5902 * config/i386/i386.c (override_options): Initialize
5903 ix86_veclib_handler to ix86_veclibabi_svml when
5904 -mveclibabi=svml is used.
5905 (ix86_veclibabi_svml): New function for SVML ABI style
5906 vectorization support.
5907 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
5909 2008-03-28 Rafael Espindola <espindola@google.com>
5911 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
5912 (tree_binary_nonnegative_warnv_p): Make it public.
5913 (tree_single_nonnegative_warnv_p): Make it public.
5914 (tree_invalid_nonnegative_warnv_p): Make it public.
5915 (tree_unary_nonzero_warnv_p): Make it public.
5916 (tree_binary_nonzero_warnv_p): Make it public
5917 (tree_single_nonzero_warnv_p): Make it public.
5918 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
5919 (extract_range_from_binary_expr): Split the expr argument.
5920 (extract_range_from_unary_expr): Split the expr argument.
5921 (extract_range_from_comparison): Split the expr argument.
5922 (extract_range_from_expr): Use the new aux functions.
5923 (vrp_evaluate_conditional_warnv): Use
5924 vrp_evaluate_conditional_warnv_with_ops.
5925 * tree.h (tree_unary_nonzero_warnv_p): Declare.
5926 (tree_binary_nonzero_warnv_p): Declare.
5927 (tree_single_nonzero_warnv_p): Declare.
5928 (tree_expr_nonzero_warnv_p): Declare.
5929 (tree_unary_nonnegative_warnv_p): Declare.
5930 (tree_binary_nonnegative_warnv_p): Declare.
5931 (tree_single_nonnegative_warnv_p): Declare.
5932 (tree_invalid_nonnegative_warnv_p): Declare.
5934 2008-03-28 Richard Guenther <rguenther@suse.de>
5936 PR tree-optimization/30317
5937 PR tree-optimization/30911
5938 PR tree-optimization/34793
5939 * tree-vrp.c (set_and_canonicalize_value_range): New function.
5940 (struct assert_locus_d): New member EXPR.
5941 (register_new_assert_for): Add EXPR parameter to support
5942 ASSERT_EXPR <name, expr OP limit>.
5943 (register_edge_assert_for_1): Adjust callers.
5944 (find_assert_locations): Likewise.
5945 (process_assert_insertions_for): Build condition from expression.
5946 (extract_range_from_assert): Handle ASSERT_EXPRs
5947 of the form ASSERT_EXPR <name, expr OP limit>.
5948 (register_edge_assert_for_2): New helper registering
5949 asserts for comparisons. Recognize range tests of the form
5950 (unsigned)i - CST1 OP CST2.
5951 (register_edge_assert_for_1): Use it.
5952 (register_edge_assert_for): Likewise.
5953 (needs_overflow_infinity): Integer sub-types
5954 do not need overflow infinities.
5955 (vrp_val_is_max): The extreme values of integer sub-types
5956 are those of the base type.
5957 (vrp_val_is_min): Likewise.
5958 * tree.def (ASSERT_EXPR): Document extra allowed conditional
5961 2008-03-28 Nick Clifton <nickc@redhat.com>
5964 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5965 Return GENERAL_REGS for stack adjustment reloads.
5967 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5970 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
5971 const_vector when all the vectors are constant.
5973 2008-03-27 Bob Wilson <bob.wilson@acm.org>
5975 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
5977 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
5978 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
5980 (s<code>_sf): Use new scc_sf attribute for opcode names.
5982 2008-03-27 Tom Tromey <tromey@redhat.com>
5984 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
5985 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
5986 config/spu/t-spu-elf, config/i386/t-interix,
5987 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
5988 config/i386/x-darwin, config/i386/x-mingw32,
5989 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
5990 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
5991 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
5992 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
5993 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
5994 config/rs6000/x-darwin, config/rs6000/t-rs6000,
5995 config/score/t-score-elf, config/arm/t-strongarm-pe,
5996 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
5997 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
5998 Revert automatic dependency patch.
6000 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
6003 * config/i386/i386.c (ix86_function_arg_boundary): Align
6004 decimal floating point to its natural boundary.
6006 2008-03-27 Richard Guenther <rguenther@suse.de>
6009 * fold-const.c (fold_comparison): Restrict distinct decl
6010 comparison folding to VAR_DECLs and PARM_DECLs. Do not
6011 solely rely on operand_equal_p.
6013 2008-03-27 Richard Guenther <rguenther@suse.de>
6016 * c-common.c (handle_weak_attribute): Reject combination of
6019 2008-03-27 Richard Guenther <rguenther@suse.de>
6021 PR tree-optimization/32810
6022 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
6023 conversions from DECL_INITIAL.
6024 (fold_const_aggregate_ref): Likewise from constructor elements.
6026 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
6028 * tree-affine.h (aff_combination_expand): Declare.
6029 (get_inner_reference_aff): Likewise.
6030 * tree-affine.c (aff_combination_expand): Split out from
6031 tree_to_aff_combination_expand.
6032 (get_inner_reference_aff): New function.
6033 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
6034 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
6035 (struct lim_aux_data): sm_done field removed.
6036 (mem_ref_loc_p, mem_ref_locs_p): New types.
6037 (struct mem_ref): Added id, stored, accesses_in_loop,
6038 indep_loop, dep_loop, indep_ref, dep_ref fields.
6039 Removed is_stored, locs and next fields.
6040 (memory_accesses): New variable.
6041 (movement_possibility): Do not allow moving statements
6042 that store to memory.
6043 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
6045 (determine_max_movement): For statements with memory references,
6046 find the outermost loop in that the reference is independent.
6047 (move_computations_stmt): Mark the virtual operands for renaming.
6048 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
6049 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
6050 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
6051 add_vop_ref_mapping, create_vop_ref_mapping_loop,
6052 create_vop_ref_mapping, analyze_memory_references,
6053 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
6054 get_all_locs_in_loop, ref_always_accessed_p,
6055 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
6056 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
6057 store_motion_loop, store_motion): New functions.
6058 (struct vop_to_refs_elt): New type.
6059 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
6060 memref_hash, memref_eq, hoist_memory_references): Rewritten.
6061 (schedule_sm): Replaced by...
6062 (execute_sm): ... this.
6063 (determine_lsm_ref, hoist_memory_references,
6064 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
6065 find_more_ref_vops, free_mem_ref, free_mem_refs,
6066 determine_lsm_loop, determine_lsm): Removed.
6067 (tree_ssa_lim_finalize): Free data structures used by store motion.
6068 (tree_ssa_lim): Call analyze_memory_references. Use
6069 store_motion instead of determine_lsm.
6071 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6073 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
6074 rename tmake_file to m68hc11/t-m68hc11.
6075 (mcore): Set inhibit_libc to true.
6076 * config.host (alpha*-dec-*vms*): Set extra_programs.
6077 (interix3*): Don't use host_xmake_file.
6078 * configure.ac: Let config.gcc override inhibit_libc.
6079 * configure: Regenerate.
6081 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
6082 * config/t-openbsd-thread: Remove commented out lines.
6084 * config/x-interix: Remove.
6086 * config/m68hc11/t-m68hc11-gas: Rename to...
6087 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
6089 * config/mcore/t-mcore: Remove T_CFLAGS.
6090 * config/mcore/t-mcore-pe: Likewise.
6092 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6094 * configure.ac: Replace custom __GNU_SOURCE test with
6095 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
6096 * aclocal.m4: Regenerate.
6097 * configure: Regenerate.
6098 * config.in: Regenerate.
6100 2008-03-27 Richard Guenther <rguenther@suse.de>
6102 * fold-const.c (target.h): Include.
6103 (fold_comparison): Fold comparison of addresses of decls
6104 that bind locally or of constants. Consolidate address folding code.
6105 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
6106 results from fold_binary_to_constant.
6107 (compare_values_warnv): Likewise.
6109 2008-03-27 Andrew Pinski <pinskia@gmail.com>
6112 * fold-const.c (fold_truthop): Check for integeral types when folding
6113 a == 0 && b == 0 and a != 0 || b != 0 .
6115 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
6117 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
6119 2008-03-26 Andreas Schwab <schwab@suse.de>
6121 * doc/invoke.texi: Fix use of @item vs. @itemx.
6123 2008-03-26 Tom Tromey <tromey@redhat.com>
6125 * Makefile.in (build/gensupport.o, build/print-rtl.o,
6126 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
6127 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
6128 build/gencodes.o, build/genconditions.o, build/genconfig.o,
6129 build/genconstants.o, build/genemit.o, build/genextract.o,
6130 build/genflags.o, build/genmddeps.o, build/genopinit.o,
6131 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
6134 2008-03-26 Richard Guenther <rguenther@suse.de>
6137 2008-03-26 Richard Guenther <rguenther@suse.de>
6139 * fold-const.c (target.h): Include.
6140 (fold_comparison): Fold comparison of addresses of two decls
6141 that bind locally. Consolidate address folding code.
6143 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6145 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
6146 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
6147 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
6148 dconstsqrt2, dconstthird, dconste and/or dconst10.
6149 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
6150 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
6151 dconstsqrt2, dconste): Delete.
6152 (init_emit_once): Likewise. Simplify initializing dconstm1.
6154 * real.c (get_real_const): New.
6155 * real.h (dconst3, dconst10, dconstm2, dconstthird,
6156 dconstsqrt2, dconste): Delete.
6157 (real_value_const, get_real_const): New.
6159 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
6161 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
6163 * config/i386/i386.c (ix86_function_arg_boundary): Check
6164 BIGGEST_ALIGNMENT instead of 128.
6165 (setup_incoming_varargs_64): Likewise.
6167 2008-03-26 Tom Tromey <tromey@redhat.com>
6169 * Makefile.in (DEPFILES): Add missing '/'.
6171 2008-03-26 Richard Guenther <rguenther@suse.de>
6173 * fold-const.c (target.h): Include.
6174 (fold_comparison): Fold comparison of addresses of two decls
6175 that bind locally. Consolidate address folding code.
6177 2008-03-26 Nick Clifton <nickc@redhat.com>
6180 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
6181 not allow INT+INT as a legitimate addressing mode.
6183 2008-03-26 Richard Guenther <rguenther@suse.de>
6185 * tree-flow.h (widen_bitfield): Remove declaration.
6186 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
6187 (widen_bitfield): Remove function.
6188 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
6191 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6194 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
6197 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
6199 PR rtl-optimization/35232
6200 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
6201 (forget_old_reloads_1, forget_marked_reloads): Don't clear
6202 reg_reloaded_call_part_clobbered here.
6203 (reload_regs_reach_end_p): New function.
6204 (reload_reg_rtx_for_input): New variable.
6205 (reload_reg_rtx_for_output): Likewise.
6206 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
6207 when reassigning a pseudo register. Load reloadreg from
6208 reload_reg_rtx_for_input, moving the mode and register
6210 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
6211 instead of the original when deciding whether an input reload
6212 would be a no-op or whether an output reload can be deleted.
6213 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
6214 when setting up new_spill_reg_store. Load it from
6215 reload_reg_rtx_for_output, moving the mode and register
6217 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
6218 instead of the original when deciding whether an output reload
6219 would be a no-op. Do the same when modifying insn notes.
6220 Use rtx_equal_p instead of == to compare the registers.
6221 (inherit_piecemeal_p): Take a mode and two register numbers
6223 (emit_reload_insns): Clear new_spill_reg_store for every hard
6224 register in the reload register. Remove spill registers
6225 from reg_reloaded_valid before considering whether to record
6226 inheritance information for them. Use reload_reg_rtx_for_output
6227 instead of reg_rtx when recording output reloads. Use
6228 reload_reg_rtx_for_input instead of reg_rtx when recording
6229 input reloads. Set or clear reg_reloaded_call_part_clobbered
6230 at the same time as setting reg_reloaded_valid.
6231 (delete_output_reload): Add a new_reload_reg parameter and use it
6232 instead of rld[j].reg_rtx.
6233 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
6236 2008-03-25 Tom Tromey <tromey@redhat.com>
6238 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
6239 (build/genattr.o): Likewise.
6240 (build/genattrtab.o): Likewise.
6241 (build/gencodes.o): Likewise.
6242 (build/genconfig.o): Likewise.
6243 (build/genconstants.o): Likewise.
6244 (build/genemit.o): Likewise.
6245 (build/genextract.o): Likewise.
6246 (build/genflags.o): Likewise.
6248 2008-03-25 Bob Wilson <bob.wilson@acm.org>
6250 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
6251 instead of size_int for integer types.
6252 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
6253 to match type of MINUS_EXPR.
6255 2008-03-25 Tom Tromey <tromey@redhat.com>
6257 * configure: Rebuilt.
6258 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
6261 2008-03-25 Tom Tromey <tromey@redhat.com>
6263 * config/x-solaris (host-solaris.o): Update.
6264 * config/x-linux (host-linux.o): Update.
6265 * config/x-hpux (host-hpux.o): Update.
6266 * config/x-darwin (host-darwin.o): Update.
6267 * config/v850/t-v850e (v850-c.o): Update.
6268 * config/v850/t-v850 (v850-c.o): Update.
6269 * config/t-vxworks (vxworks.o): Update.
6270 * config/t-sol2 (sol2-c.o, sol2.o): Update.
6271 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
6272 * config/spu/t-spu-elf (spu-c.o): Update.
6274 * config/sh/t-symbian (sh-c.o): Update.
6275 (symbian.o): Update.
6276 * config/sh/t-sh (sh-c.o): Update.
6277 * config/score/t-score-elf (score7.o, score3.o): Update.
6278 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
6279 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
6280 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
6281 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
6283 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6284 * config/m32c/t-m32c (m32c-pragma.o): Update.
6285 * config/ia64/t-ia64 (ia64-c.o): Update.
6286 * config/i386/x-mingw32 (host-mingw32.o): Update.
6287 * config/i386/x-i386 (driver-i386.o): Update.
6288 * config/i386/x-darwin (host-i386-darwin.o): Update.
6289 * config/i386/x-cygwin (host-cygwin.o): Update.
6290 * config/i386/t-nwld (nwld.o): Update.
6291 * config/i386/t-netware (netware.o): Update.
6292 * config/i386/t-interix (winnt.o): Update.
6293 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
6294 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
6295 msformat-c.o): Update.
6296 * config/bfin/t-bfin-linux (generated_files): Add
6297 linux-sysroot-suffix.h.
6298 * config/arm/t-wince-pe (pe.o): Update.
6299 * config/arm/t-strongarm-pe (pe.o): Update.
6300 * config/arm/t-pe (pe.o): Update.
6301 * config/arm/t-arm (arm-c.o): Update.
6302 * doc/install.texi (Prerequisites): Require make 3.80.
6303 * Makefile.in: Remove .o targets.
6304 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
6305 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
6306 (simple_generated_h, simple_generated_c): Move earlier.
6307 (generated_files): New variable.
6308 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
6309 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
6310 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
6311 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
6312 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
6313 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
6314 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
6315 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
6316 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
6317 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
6318 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
6319 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
6321 (COMPILE.base, COMPILE): New variables.
6322 (%.o): New pattern rule.
6323 (ALL_HOST_OBJS): New variable.
6324 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
6325 (dummy-checksum.o, cc1-checksum.o): Remove.
6326 (DRIVER_SHLIB): New variable.
6327 (DRIVER_DEFINES): Use it.
6328 (gencondmd.c): Move out of build/.
6329 (s-conditions): Update.
6330 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
6331 (ALL_BUILD_OBJS): Likewise.
6332 (build/%.o): Use BUILDCOMPILE.
6333 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
6334 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
6335 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
6336 build/gencheck.o, build/gencodes.o, build/genconditions.o,
6337 build/genconfig.o, build/genconstants.o, build/genemit.o,
6338 build/genextract.o, build/genflags.o, build/genmddeps.o,
6339 build/genopinit.o, build/genoutput.o, build/genpeep.o,
6340 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
6341 build/gen-protos.o, build/scan.o, build/fix-header.o,
6342 build/scan-decls.o): Simplify.
6343 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
6344 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
6345 prefix.o, toplev.o): Reduce to variable setting.
6346 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
6347 ($(out_object_file), gcc-options.o): New targets.
6348 ($(ALL_HOST_OBJS)): New target. Include dependency files.
6349 * configure: Rebuilt.
6350 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
6351 * doc/sourcebuild.texi (Front End Directory): Document new variable.
6353 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
6355 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
6356 complain when we hit an error, return ERROR_MARK_NODE.
6358 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6360 * config/sh/constraints.md (Pso, Psz): New constraints.
6361 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
6362 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
6364 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6366 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
6367 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
6369 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6371 * config/sh/sh.md (prefetch): Add condition for SH2A target.
6372 (prefetch_sh2a): New.
6374 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6375 Naveen.H.S <naveen.hs@kpitcummins.com>
6377 * config/sh/constraints.md (I28): New constraint.
6378 * config/sh/sh.c (broken_move): Add support for movi20s.
6379 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
6381 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
6382 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6383 Naveen.H.S <naveen.hs@kpitcummins.com>
6385 * config/sh/sh.c (SH_ATTRIBUTES): Define.
6386 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6387 (print_operand): Handle resbank in %@ operand code.
6388 (sh_encode_section_info): New.
6389 (push_regs): Add conditions for resbank.
6390 (sh_expand_epilogue): Likewise.
6391 (sh_insert_attributes): Likewise.
6392 (sh_attribute_table): Likewise.
6393 (sh_handle_resbank_handler_attribute): New.
6394 (sh2a_handle_function_vector_handler_attribute): New.
6395 (sh2a_is_function_vector_call): New.
6396 (sh2a_get_function_vector_number): New.
6397 (sh2a_function_vector_p): New.
6398 (sh_cfun_resbank_handler_p): New.
6399 * config/sh/sh.md (calli): Emit jsr/n if possible.
6400 (calli_tbr_rel): New.
6401 (calli_pcrel): Emit jsr/n if possible.
6402 (return_i): Emit rts/n if possible.
6403 (call_valuei_tbr_rel): New.
6404 (call_valuei_pcrel): Add condition for SH2A target.
6405 (call_value): Likewise.
6406 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
6407 (sh2a_get_function_vector_number): Likewise.
6408 (sh2a_is_function_vector_call): Likewise.
6409 * doc/extend.texi: Document TBR relative addressing of SH2A.
6410 (resbank): Add description for SH2A.
6412 2008-03-24 Richard Guenther <rguenther@suse.de>
6415 * gimplify.c (gimplify_modify_expr): For frontend type-correct
6416 pointer assignments change conversions according to middle-end rules.
6417 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
6418 * configure.ac: Include type checking in yes.
6419 * configure: Regenerate.
6421 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6423 * diagnostic.c (diagnostic_count_diagnostic): Delete.
6424 (diagnostic_report_diagnostic): Update. Handle ICEs here.
6426 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
6428 * gthr-vxworks.h (UNUSED): Define.
6430 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
6432 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
6434 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
6436 * doc/extend.texi (Function Attributes): Add missing comma in the
6437 example of the "alloc_size" attribute.
6439 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
6442 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6444 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6447 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6450 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6451 of the underlying type of a MS bitfield layout to the natural
6452 alignment of the type.
6454 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6456 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6457 to their natural alignment to avoid store forwarding stalls.
6459 2008-03-22 Richard Guenther <rguenther@suse.de>
6461 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
6462 For PHI nodes verify the address is invariant.
6463 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
6464 (get_symbol_constant_value): Use is_gimple_min_invariant.
6465 (maybe_fold_stmt_indirect): Likewise.
6467 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
6469 PR rtl-optimization/33927
6470 * Makefile.in (dse.o): Depend on $(TM_P_H).
6471 * expr.h (extract_low_bits): Declare.
6472 * expmed.c (extract_low_bits): New function.
6473 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
6474 * dse.c: Include tm_p.h.
6475 (find_shift_sequence): Remove the read_reg argument and return the
6476 read value. Emit the instructions instead of returning them.
6477 Iterate on new_mode rather than calculating it each time.
6478 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
6479 source to NEW_MODE and extract_low_bits to convert the shifted
6481 (replace_read): Allow the load and store to have different mode
6482 classes. Use extract_low_bits when SHIFT == 0. Create the shift
6483 or extraction instructions before trying the replacement. Update
6484 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
6486 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6488 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6489 to their natural alignment to avoid store forwarding stalls.
6491 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6494 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
6495 encouraging but not allowing gprs for input;
6496 change the input constraint to !f#r.
6497 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
6499 change the output constraint to !f#r.
6501 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
6504 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
6505 corresponding post-reload splitters.
6506 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
6507 when x87 FP math is selected.
6508 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
6509 New function prototype.
6510 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
6511 unreachable function to ease macroization of insn patterns.
6513 2008-03-21 Martin Jambor <mjambor@suse.cz>
6515 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
6516 reference dumps if ddr is NULL or dependence is unknown.
6518 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6520 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
6521 unsigned extension into account.
6522 (ATOMIC_COMPARE_AND_SWAP): Likewise.
6523 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
6524 Do computations on a scratch register.
6526 2008-03-21 Richard Guenther <rguenther@suse.de>
6528 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
6529 Use is_gimple_min_invariant instead of TREE_INVARIANT.
6530 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
6531 * tree-ssa-dom.c (record_equality): Likewise.
6532 * tree-inline.c (copy_body_r): Likewise.
6533 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
6536 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6538 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
6539 as 'delete_unused' argument.
6541 2008-03-20 Richard Guenther <rguenther@suse.de>
6543 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
6544 special casing of constant qualifiers.
6545 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
6546 care about them in general.
6547 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
6548 regardless of their type.
6549 (fold_stmt_r): Forcefully fold *& if we end up with that.
6551 2008-03-20 Paul Brook <paul@codesourcery.com>
6553 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
6554 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
6556 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
6558 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
6559 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
6561 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
6563 * common.opt (Wmudflap): New option.
6564 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
6565 (mx_register_decls): Likewise.
6566 (mudflap_finish_file): Likewise.
6567 * doc/invoke.texi: Document -Wno-mudflap.
6569 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
6571 * c-format.c (replace_format_name_to_system_name): New.
6573 (convert_format_name_to_system_name): New.
6574 (decode_format_attr): Add use of convert_format_name_to_system_name.
6575 (format_types_orig): Add gnu_ prefix to names.
6576 (check_format_info_main): Special treating of \0 escaped names for
6577 supporting multi-character format specifiers as I32, I64.
6578 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
6579 (gnu_target_overrides_format_attributes): New.
6580 * c-format.h: Add structure target_ovr_attr to hold
6581 system specific formatter names.
6582 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
6583 msformat-c.o file to c_target_objs and cxx_target_objs.
6584 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6585 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
6586 (TARGET_N_FORMAT_TYPES): New.
6587 * config/i386/msformat-c.c: New.
6588 * config/i386/t-cygming: Add build rule for msformat-c.o.
6589 * doc/extend.texi: Add new format names gnu_* and ms_* and
6591 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6593 2008-03-20 Ira Rosen <irar@il.ibm.com>
6595 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
6596 optimizations turned on under -O3.
6597 (ftree-vectorize): Add that the flag is turned on with -O3.
6599 2008-03-20 Ben Elliston <bje@au.ibm.com>
6601 * regmove.c (try_auto_increment): Fix spelling error in comment.
6602 * final.c (final_scan_insn): Likewise.
6604 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
6607 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
6608 allocator preferences for "y" and "r" class registers.
6609 ("*mov<mode>_internal"): Ditto.
6610 ("*movv2sf_internal_rex64"): Ditto.
6611 ("*movv2sf_internal"): Ditto.
6613 2008-03-19 Michael Matz <matz@suse.de>
6616 * calls.c (expand_call): Check overlap of arguments with call
6617 address for sibcalls.
6619 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6622 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6623 of the underlying type of a MS bitfield layout to the natural
6624 alignment of the type.
6626 2008-03-19 Jan Hubicka <jh@suse.cz>
6629 * toplev.c (decode_d_option): Handle all CPP flags.
6630 * tree-vrp.c: Update tree_pass descriptors.
6631 * regrename.c: Update tree_pass descriptors.
6632 * fwprop.c: Update tree_pass descriptors.
6633 * doc/invoke.texi: Remove documentation of dropped -d? flags.
6634 * tree-into-ssa.c: Update tree_pass descriptors.
6635 * tree-dump.c: Update tree_pass descriptors.
6636 * tree-complex.c: Update tree_pass descriptors.
6637 * tree-dump.h: Update tree_pass descriptors.
6638 * see.c: Update tree_pass descriptors.
6639 * cgraphbuild.c: Update tree_pass descriptors.
6640 * tracer.c: Update tree_pass descriptors.
6641 * tree-loop-distribution.c: Update tree_pass descriptors.
6642 * cgraph.c: Update tree_pass descriptors.
6643 * postreload-gcse.c: Update tree_pass descriptors.
6644 * postreload.c: Update tree_pass descriptors.
6645 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
6646 * tree-tailcall.c: Update tree_pass descriptors.
6647 * tree-pass.h (tree_opt_pass): Rename to ...
6648 (opt_pass) ... this one; add "type" field and remove letter field.
6649 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
6650 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
6651 all_lowering_passes): Update declaration.
6652 * ipa-cp.c: Update tree_pass descriptors.
6653 * final.c: Update tree_pass descriptors.
6654 * omp-low.c: Update tree_pass descriptors.
6655 * tree-ssa-dse.c: Update tree_pass descriptors.
6656 * ipa-reference.c: Update tree_pass descriptors.
6657 * tree-ssa-uncprop.c: Update tree_pass descriptors.
6658 * auto-inc-dec.c: Update tree_pass descriptors.
6659 * reorg.c: Update tree_pass descriptors.
6660 * cgraphunit.c: Update tree_pass descriptors.
6661 * tree-ssa-copyrename.c: Update tree_pass descriptors.
6662 * tree-ssa-ccp.c: Update tree_pass descriptors.
6663 * df-core.c: Update tree_pass descriptors.
6664 * mode-switching.c: Update tree_pass descriptors.
6665 * tree-nomudflap.c: Update tree_pass descriptors.
6666 * modulo-sched.c: Update tree_pass descriptors.
6667 * ipa-pure-const.c: Update tree_pass descriptors.
6668 * cse.c: Update tree_pass descriptors.
6669 * web.c: Update tree_pass descriptors.
6670 * tree-stdarg.c: Update tree_pass descriptors.
6671 * tree-ssa-math-opts.c: Update tree_pass descriptors.
6672 * tree-ssa-dom.c: Update tree_pass descriptors.
6673 * tree-nrv.c: Update tree_pass descriptors.
6674 * tree-ssa-alias.c: Update tree_pass descriptors.
6675 * loop-init.c: Update tree_pass descriptors.
6676 * gimple-low.c: Update tree_pass descriptors.
6677 * ipa-inline.c: Update tree_pass descriptors.
6678 * tree-ssa-sink.c: Update tree_pass descriptors.
6679 * global.c: Update tree_pass descriptors.
6680 * ifcvt.c: Update tree_pass descriptors.
6681 * jump.c: Update tree_pass descriptors.
6682 * predict.c: Update tree_pass descriptors.
6683 * tree-ssa-loop.c: Update tree_pass descriptors.
6684 * recog.c: Update tree_pass descriptors.
6685 * dse.c: Update tree_pass descriptors.
6686 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
6687 * tree-eh.c: Update tree_pass descriptors.
6688 * regmove.c: Update tree_pass descriptors.
6690 * function.c: Update tree_pass descriptors.
6691 * tree-vectorizer.c: Update tree_pass descriptors.
6692 * gcse.c: Update tree_pass descriptors.
6693 * ipa-type-escape.c: Update tree_pass descriptors.
6694 * tree-if-conv.c: Update tree_pass descriptors.
6695 * init-regs.c: Update tree_pass descriptors.
6696 * ipa.c: Update tree_pass descriptors.
6697 * tree-ssa-phiopt.c: Update tree_pass descriptors.
6698 * rtl-factoring.c: Update tree_pass descriptors.
6699 * lower-subreg.c: Update tree_pass descriptors.
6700 * bt-load.c: Update tree_pass descriptors.
6701 * tree-dfa.c: Update tree_pass descriptors.
6702 * except.c: Update tree_pass descriptors.
6703 * emit-rtl.c: Update tree_pass descriptors.
6704 * cfgexpand.c: Update tree_pass descriptors.
6705 * tree-cfgcleanup.c: Update tree_pass descriptors.
6706 * cfgcleanup.c: Update tree_pass descriptors.
6707 * tree-ssa-pre.c: Update tree_pass descriptors.
6708 * tree-sra.c: Update tree_pass descriptors.
6709 * tree-mudflap.c: Update tree_pass descriptors.
6710 * tree-ssa-copy.c: Update tree_pass descriptors.
6711 * cfglayout.c: Update tree_pass descriptors.
6712 * tree-ssa-forwprop.c: Update tree_pass descriptors.
6713 * tree-ssa-dce.c: Update tree_pass descriptors.
6714 * tree-ssa.c: Update tree_pass descriptors.
6715 * regclass.c: Update tree_pass descriptors.
6716 * integrate.c: Update tree_pass descriptors.
6717 * tree-optimize.c: Update tree_pass descriptors.
6718 * tree-ssa-phiprop.c: Update tree_pass descriptors.
6719 * tree-object-size.c: Update tree_pass descriptors.
6720 * combine.c: Update tree_pass descriptors.
6721 * tree-outof-ssa.c: Update tree_pass descriptors.
6722 * bb-reorder.c: Update tree_pass descriptors.
6723 * stack-ptr-mod.c: Update tree_pass descriptors.
6724 * var-tracking.c: Update tree_pass descriptors.
6725 * tree-profile.c: Update tree_pass descriptors.
6726 * tree-vect-generic.c: Update tree_pass descriptors.
6727 * reg-stack.c: Update tree_pass descriptors.
6728 * sched-rgn.c: Update tree_pass descriptors.
6729 * tree-ssa-structalias.c: Update tree_pass descriptors.
6730 * tree-cfg.c: Update tree_pass descriptors.
6731 * passes.c (current_pass): Update declaration.
6732 (finish_optimization_passes): Update.
6733 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
6734 (register_one_dump_file, register_dump_files_1, next_pass_1):
6736 (init_optimization_passes): Update handling of new types.
6737 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
6738 * ipa-struct-reorg.c: Update tree_pass descriptors.
6739 * tree-ssa-reassoc.c: Update tree_pass descriptors.
6740 * combine-stack-adj.c: Update tree_pass descriptors.
6741 * cfgrtl.c: Update tree_pass descriptors.
6742 * dce.c: Update tree_pass descriptors.
6743 * tree-ssanames.c: Update tree_pass descriptors.
6745 2008-03-19 Richard Guenther <rguenther@suse.de>
6748 * tree-ssa.c (walk_data): New structure.
6749 (warn_uninitialized_var): If not always_executed warn with "maybe"
6751 (execute_early_warn_uninitialized): Compute post-dominators.
6752 Initialize always_executed before processing each basic block.
6754 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6757 * config/i386/i386.c (x86_this_parameter): Calculate correct location
6758 of "this" pointer when "regparm = N" or "fastcall" is in effect.
6760 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6762 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
6764 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
6766 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
6768 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
6769 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
6770 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
6771 target after ignore has been set, and move there also the commputation
6772 of subtarget and original_target.
6773 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
6774 (LANG_HOOKS_INITIALIZER): Remove it.
6775 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
6777 2008-03-18 Richard Guenther <rguenther@suse.de>
6779 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
6780 found an expression with constants, note that in the VN for the lhs.
6781 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
6782 fold them to constants if possible. Run cleanup_cfg if done so.
6783 (execute_pre): Return todo.
6785 (execute_fre): Likewise.
6786 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
6788 (get_prop_source_stmt): Look through pointer conversions.
6790 2008-03-18 Jan Hubicka <jh@suse.cz>
6792 * tree-pretty-print.c: Include predict.h.
6793 (dump_generic_node): Dump predictor.
6794 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
6795 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
6796 * gimple-low.c (lower_stmt): Likewise.
6797 * expr.c (expand_expr_real): Likewise.
6798 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
6800 (build_predict_expr, build_predict_expr): New.
6801 * predict.h (predictor_name, build_predict_expr): Update.
6802 * c-typeck.c (c_finish_bc_stmt): Add prediction.
6803 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
6804 * predict.def (PRED_CONTINUE): Update hitrate.
6805 * tree.def (PREDICT_EXPR): Define.
6806 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
6807 do not handle BIND_EXPR.
6808 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
6809 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
6810 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
6813 2008-03-18 Michael Matz <matz@suse.de>
6815 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
6817 2008-03-18 Richard Guenther <rguenther@suse.de>
6819 * tree-gimple.h (is_gimple_invariant_address): Declare.
6820 (is_gimple_constant): Likewise.
6821 * tree-gimple.c (is_gimple_constant): New function.
6822 (is_gimple_invariant_address): Likewise.
6823 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
6824 and is_gimple_invariant_address.
6825 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
6827 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
6828 an addressable base.
6830 2008-03-18 Jakub Jelinek <jakub@redhat.com>
6833 * gimplify.c (gimplify_expr): Gimplify second operand of
6836 2008-03-17 Richard Guenther <rguenther@suse.de>
6838 PR tree-optimization/19637
6839 * fold-const.c (fold_unary): Remove restrictions of removing
6840 intermediate pointer-conversions (P2)(P1)P0.
6841 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
6842 conversion to void pointer.
6843 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
6845 2008-03-16 James E. Wilson <wilson@tuliptree.org>
6848 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
6849 emulated thread local variables.
6851 2008-03-16 Richard Guenther <rguenther@suse.de>
6854 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
6855 expand TREE_INVARIANT operations that are not gimple invariant.
6857 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
6859 * doc/extend.texi (Alignment): Say that the ABI controls
6860 the __alignof__ for non-strict-alignment targets rather
6861 than being a recommendation.
6863 2008-03-15 Paul Brook <paul@codesourcery.com>
6865 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
6867 (arm_output_fn_unwind): Mark functions that can not be unwound.
6869 2008-03-15 Paul Brook <paul@codesourcery.com>
6871 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
6872 extension instructions.
6874 2008-03-15 Richard Guenther <rguenther@suse.de>
6876 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
6877 and fold constant aggregate refs.
6878 (fold_const_aggregate_ref): Handle string constants
6879 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
6880 (evaluate_stmt): Simplify now that ccp_fold folds constant
6883 2008-03-15 Paul Brook <paul@codesourcery.com>
6885 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
6886 (extzv): Use gen_extzv_t2.
6887 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
6889 2008-03-15 Richard Guenther <rguenther@suse.de>
6891 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
6892 (fold_const_aggregate_ref): Likewise.
6893 (get_value): Return NULL if we don't have any values.
6894 (ccp_finalize): Set const_val to NULL after freeing it.
6895 * tree-flow.h (get_symbol_constant_value): Declare.
6896 (fold_const_aggregate_ref): Likewise.
6897 * tree-ssa-sccvn.c (try_to_simplify): Use them.
6899 2008-03-15 Richard Guenther <rguenther@suse.de>
6902 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
6903 to not produce negative array indices if not allowed. Add
6904 parameter to indicate that.
6905 (maybe_fold_offset_to_component_ref): Allow negative array
6906 indices only for the first member of a structure.
6907 (maybe_fold_offset_to_reference): Allow negative array indices.
6908 (maybe_fold_stmt_addition): Likewise.
6910 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
6911 Anatoly Sokolov <aesok@post.ru>
6913 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
6914 (avr_arch): Add ARCH_AVR6.
6915 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
6916 (initial_elimination_offset): Initialize and use 'avr_pc_size'
6917 instead of fixed value 2.
6918 (print_operand_address): Use gs() asm specifier instead of pm().
6919 (avr_assemble_integer): (Ditto.).
6920 (avr_output_addr_vec_elt): (Ditto.).
6921 (print_operand): Handle "!" code.
6922 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
6923 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
6924 (AVR_HAVE_EIJMP_EICALL): Define.
6925 (AVR_3_BYTE_PC): Redefine.
6926 (AVR_2_BYTE_PC): (Ditto.).
6927 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
6928 (LINK_SPEC): Add atmega2560 and atmega2561.
6929 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
6931 * config/avr/avr.md (call_insn): Use eicall instead of icall
6932 for 3 byte PC devices.
6933 (call_value_insn): (Ditto.).
6934 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
6935 (indirect_jump): Use only for for 2 byte PC devices.
6936 (*tablejump): (Ditto.).
6937 (*indirect_jump_avr6): Add insn.
6938 (*tablejump_rjmp): Don't use for 3 byte PC devices.
6939 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
6940 instead of ijmp for 3 byte PC devices.
6941 (__tablejump2__): (Ditto.).
6942 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
6943 (MULITLIB_DIRNAMES): (Ditto.).
6944 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
6946 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
6948 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
6949 "sse2_umulsidi3". Use V1DI mode for operand 0.
6950 ("mmx_psadbw"): Use V1DI mode for operand 0.
6951 * config/i386/i386-modes.def (V1SI): New vector mode.
6952 * config/i386/i386.c (struct builtin_description)
6953 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
6954 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
6955 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
6956 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
6957 v1di_ftype_v8qi_v8qi type.
6958 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
6960 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
6961 __builtin_ia32_pmuludq]: Fix the mode of return value.
6963 2008-03-15 Richard Guenther <rguenther@suse.de>
6966 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
6969 2008-03-14 Bob Wilson <bob.wilson@acm.org>
6971 * doc/invoke.texi (Option Summary, Xtensa Options): Document
6972 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
6973 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
6974 unless TARGET_SERIALIZE_VOLATILE is enabled.
6975 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
6976 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
6977 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
6979 2008-03-14 Richard Guenther <rguenther@suse.de>
6981 PR tree-optimization/34172
6982 * tree-flow.h (refs_may_alias_p): Declare.
6983 (get_single_def_stmt): Likewise.
6984 (get_single_def_stmt_from_phi): Likewise.
6985 (get_single_def_stmt_with_phi): Likewise.
6986 * tree-dfa.c (refs_may_alias_p): New function.
6987 (get_single_def_stmt): Likewise.
6988 (get_single_def_stmt_from_phi): Likewise.
6989 (get_single_def_stmt_with_phi): Likewise.
6990 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
6991 (vn_reference_lookup_1): New helper function.
6992 (vn_reference_lookup): Walk the virtual use-def chain to
6993 continue searching for a match if the def does not alias the
6994 reference we are looking for.
6996 2008-03-14 David Edelsohn <edelsohn@gnu.org>
6998 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
6999 archive and Perzl. Update The Written Word listing.
7001 2008-03-14 Richard Guenther <rguenther@suse.de>
7003 PR tree-optimization/34043
7004 PR tree-optimization/33989
7005 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
7007 (bitmap_find_leader): Use extra argument to verify dominance
7008 relationship inside a basic-block.
7009 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
7010 (find_leader_in_sets): Adjust.
7011 (create_component_ref_by_pieces): Take extra argument for
7012 dominance check, handle lookup failures.
7013 (find_or_generate_expression): Likewise.
7014 (create_expression_by_pieces): Likewise.
7015 (insert_into_preds_of_block): Adjust.
7016 (create_value_expr_from): If asked for, verify all operands
7017 are in the blocks AVAIL_OUT set.
7018 (make_values_for_stmt): Check for SSA_NAMEs that are life
7019 over an abnormal edge.
7020 (compute_avail): Remove such check.
7021 (do_SCCVN_insertion): New function.
7022 (eliminate): If we do not find a leader suitable for replacement
7023 insert a replacement expression from SCCVN if available.
7024 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
7025 (struct vn_ssa_aux): Add needs_insertion flag.
7026 * tree-ssa-sccvn.c (may_insert): New global flag.
7027 (copy_reference_ops_from_ref): Value-number union member access
7028 based on its size, not type and member if insertion is allowed.
7029 (visit_reference_op_load): For a weak match from union type
7030 punning lookup a view-converted value and insert a SSA_NAME
7031 for that value if that is not found.
7032 (visit_use): Make dumps shorter. Do not disallow value numbering
7033 SSA_NAMEs that are life over an abnormal edge to constants.
7034 (free_scc_vn): Release inserted SSA_NAMEs.
7035 (run_scc_vn): New flag to specify whether insertion is allowed.
7036 Process SSA_NAMEs in forward order.
7037 * tree-ssa-loop-im.c (for_each_index): Handle invariant
7038 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
7039 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
7040 pointer type to/from integral types that do not change the
7041 precision to regular conversions.
7043 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7045 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7046 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7047 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
7048 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
7049 input arguments and the mode of return value. Built-in functions
7050 that operate on whole 64-bit MMX register now use V1DI mode.
7052 2008-03-13 Alon Dayan <alond@il.ibm.com>
7053 Olga Golovanevsky <olga@il.ibm.com>
7055 PR tree-optimization/35041
7056 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
7057 to locate the right position in a statement.
7059 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7063 * config/i386/xmmintrin.h: Change all static inline functions to
7064 extern inline and add __gnu_inline__ attribute.
7065 * config/i386/bmintrin.h: Ditto.
7066 * config/i386/smmintrin.h: Ditto.
7067 * config/i386/tmmintrin.h: Ditto.
7068 * config/i386/mmintrin-common.h: Ditto.
7069 * config/i386/ammintrin.h: Ditto.
7070 * config/i386/emmintrin.h: Ditto.
7071 * config/i386/pmmintrin.h: Ditto.
7072 * config/i386/mmintrin.h: Ditto.
7073 * config/i386/mm3dnow.h: Ditto.
7075 2008-03-13 Jakub Jelinek <jakub@redhat.com>
7078 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
7079 (lower_omp_2): New function.
7080 (lower_omp_1, lower_omp): Rewritten.
7082 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
7085 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
7086 with the phrase "Microsoft Windows compilers".
7087 (Push/Pop Macro Pragmas): New subsection. Document
7088 #pragma push_macro and pragma pop_macro.
7090 2008-03-12 Paul Brook <paul@codesourcery.com>
7092 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
7094 2008-03-12 Paul Brook <paul@codesourcery.com>
7096 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
7097 (thumb2_alusi3_short): Exclude PLUS and MINUS.
7098 (thumb2_addsi_shortim): Rename ...
7099 (thumb2_addsi_short): ... to this. Allow register operands.
7100 (thumb2_subsi_short): New pattern.
7101 (thumb2_one_cmplsi2_short,
7102 thumb2_negsi2_short): New patterns and peepholes.
7104 2008-03-12 Paul Brook <paul@codesourcery.com>
7106 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
7108 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
7110 * config/i386/i386.md (int_cond): New code iterator.
7112 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
7113 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
7114 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
7115 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
7116 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
7117 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
7118 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
7119 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
7121 2008-03-12 Paul Brook <paul@codesourcery.com>
7123 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
7124 instead of {arm,thumb}_compute_save_reg_mask.
7125 (output_return_instruction): Ditto.
7126 (thumb_unexpanded_epilogue): Ditto.
7127 (thumb1_expand_prologue): Ditto.
7128 (thumb1_output_function_prologue): Ditto.
7129 (arm_set_return_address): Ditto.
7130 (thumb_set_return_address): Ditto.
7131 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
7132 regs to achieve stack alignment.
7133 (thumb1_compute_save_reg_mask): Fix compiler warning.
7134 (arm_output_epilogue): Use offsets->saved_regs_mask.
7135 Adjust stack pointer by poping call clobered registers.
7136 (arm_expand_prologue): Use offsets->saved_regs_mask.
7137 Adjust stack pointer by pushing extra registers.
7138 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
7140 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
7143 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
7144 conversion to the operands of a multiplication.
7146 2008-03-12 Richard Guenther <rguenther@suse.de>
7148 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
7149 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
7150 * timevar.def (TV_TREE_PHIPROP): Add.
7151 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
7152 pass description. Use TV_TREE_PHIPROP.
7153 * tree-ssa-forwprop.c: Remove phiprop code.
7155 2008-03-12 Jakub Jelinek <jakub@redhat.com>
7158 * omp-low.c (maybe_lookup_decl): Constify first argument.
7159 (use_pointer_for_field): Change last argument from bool to
7160 omp_context *. Disallow shared copy-in/out in nested
7161 parallel if decl is shared in outer parallel too.
7162 (build_outer_var_ref, scan_sharing_clauses,
7163 lower_rec_input_clauses, lower_copyprivate_clauses,
7164 lower_send_clauses, lower_send_shared_vars): Adjust callers.
7166 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
7167 Ira Rosen <irar@il.ibm.com>
7169 * tree-vectorizer.c (free_stmt_vec_info): New function.
7170 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
7171 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
7172 * tree-vectorizer.h (free_stmt_vec_info): Declare.
7173 * tree-vect-transform.c (vectorizable_conversion): Free
7174 vec_oprnds0 if it was allocated.
7175 (vect_permute_store_chain): Remove unused VECs.
7176 (vectorizable_store): Free VECs that are allocated in the..
7178 (vect_transform_strided_load, vectorizable_load): Likewise.
7179 (vect_remove_stores): Simplify the code.
7180 (vect_transform_loop): Move code to vect_remove_stores().
7181 Call vect_remove_stores() and free_stmt_vec_info().
7183 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7185 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
7186 TARGET_HPUX. Revise comment.
7187 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
7188 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
7189 Use sr4 variant of `be' instruction when not generating PIC code.
7190 (attr_length_call): Adjust for above change.
7192 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7194 * ipa-reference.c (static_execute): Remove module_statics_const and
7195 associated setting code.
7197 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7200 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
7201 predicate for operand 1.
7202 (paritysi2_cmp): Use register_operand predicate for operand 2.
7203 Use earlyclobber modifier for operand 1. Remove support for
7205 (paritydi2_cmp): Use register_operand predicate for operand 3.
7206 Use earlyclobber modifier for operand 1. Remove support for
7209 2008-03-11 Paul Brook <paul@codesourcery.com>
7210 Vladimir Prus <vladimir@codesourcery.com>
7212 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
7213 (arm_compute_save_reg0_reg12_mask): Always
7214 check if register 11 must be saved. Always safe hard frame pointer
7215 when frame_pointer_needeed.
7216 (arm_compute_save_reg_mask): Save IP and PC
7217 only with apcs frames.
7218 (arm_output_epilogue): Adjust Thumb2 codepath to
7219 be also invoked and work for ARM non-apcs frames.
7220 (arm_expand_prologue): Don't bother saving IP
7221 for non-apcs frame, since it's not clobbered by
7222 prologue code. Implement non-apcs frame
7225 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7227 PR rtl-optimization/35281
7228 * expr.c (convert_move): Use a new pseudo for the intermediate
7229 from_mode->word_mode result.
7231 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7233 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
7234 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
7235 * toplev.c (compile_file): Don't call it.
7237 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7240 * expr.c (store_expr): Call emit_block_move if the mode
7241 of "temp" RTX is BLKmode.
7243 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7244 Richard Guenther <rguenther@suse.de>
7246 PR tree-optimization/31358
7247 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
7248 the step with a NULL_TREE.
7249 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
7250 to sizetype if type is a pointer type.
7251 (add_candidate_1): Don't convert the base and step to
7252 the generic type if the orginal type is a pointer type.
7253 (add_iv_value_candidates): Use sizetype for the step
7254 if type is a pointer type.
7255 (cand_value_at): Likewise.
7256 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7258 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
7259 Don't convert the tem affine to the type.
7260 (add_elt_to_tree): Use sizetype for the step if a pointer.
7261 Use POINTER_PLUS_EXPR for pointers.
7262 (aff_combination_to_tree): Use sizetype for the step if a
7265 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
7267 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
7268 Remove commutativity hint.
7270 2008-03-10 Jakub Jelinek <jakub@redhat.com>
7274 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
7275 errorneous type. Check that v is a VAR_DECL.
7278 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
7280 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
7282 PR tree-optimization/35494
7283 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
7284 may be overriden at link and run time.
7286 2008-03-10 Richard Guenther <rguenther@suse.de>
7288 PR tree-optimization/34677
7289 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
7290 (poolify_tree): Likewise.
7291 (modify_expr_template): Likewise.
7292 (poolify_modify_stmt): Likewise.
7293 (insert_fake_stores): Handle all component-ref style stores
7294 in addition to INDIRECT_REF. Also handle complex types.
7295 Do not poolify the inserted load.
7296 (realify_fake_stores): Do not rebuild the tree but only
7297 make it a SSA_NAME copy.
7298 (init_pre): Remove initialzation of modify_expr_template.
7299 Do not allocate modify_expr_node_pool.
7300 (fini_pre): Do not free modify_expr_node_pool.
7302 2008-03-10 Paul Brook <paul@codesourcery.com>
7304 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
7307 2008-03-10 Paul Brook <paul@codesourcery.com>
7308 Mark Shinwell <shinwell@codesourcery.com>
7310 * config/arm/cortex-r4.md: New.
7311 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
7313 * config/arm/arm.md: Include cortex-r4.md.
7314 (insn): Add smmls, sdiv and udiv values.
7315 (generic_sched): Don't use generic scheduling for Cortex-R4.
7316 (arm_issue_rate): New function.
7317 (TARGET_SCHED_ISSUE_RATE): Define.
7319 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
7321 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
7323 2008-03-10 Richard Guenther <rguenther@suse.de>
7325 * tree-ssa-pre.c (get_sccvn_value): Simplify.
7326 (compute_avail): Do not add stmt uses to AVAIL_OUT.
7328 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
7330 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
7331 Set default to true.
7333 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7335 * c.opt (Wsynth): Deprecate.
7336 * doc/invoke.texi (Option Summary, Warning Options): Document
7337 -Wno-format-contains-nul.
7339 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
7342 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
7343 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
7345 2008-03-09 Ira Rosen <irar@il.ibm.com>
7347 * config/rs6000/rs6000.c (builtin_description): Rename vector
7348 left shift operations.
7349 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
7350 (altivec_vsl<VI_char>): Rename to ...
7351 (ashl<mode>3): ... new name.
7352 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
7354 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
7356 2008-03-08 Richard Guenther <rguenther@suse.de>
7358 * coverage.h (tree_coverage_counter_addr): Declare.
7359 * coverage.c (tree_coverage_counter_addr): New function.
7360 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
7362 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
7363 (tree_gen_one_value_profiler): Likewise.
7364 (tree_gen_ic_profiler): Likewise.
7365 (tree_gen_average_profiler): Likewise.
7366 (tree_gen_ior_profiler): Likewise.
7368 2008-03-08 Richard Guenther <rguenther@suse.de>
7370 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
7371 (vn_binary_op_insert): Likewise.
7372 (vn_unary_op_lookup): Likewise.
7373 (vn_unary_op_insert): Likewise.
7374 (vn_nary_op_lookup): Declare.
7375 (vn_nary_op_insert): Likewise.
7376 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
7377 and binary hashes, use a single obstack for unary_op_pool
7379 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
7380 a single struct vn_nary_op_s. Store tree code length and
7381 a variable number of operands.
7382 (struct vn_reference_op_struct): Remove unused op2.
7383 (vn_reference_op_eq): Do not compare op2.
7384 (vn_reference_op_compute_hash): Do not compute hash of op2.
7385 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
7386 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
7387 with vn_nary_op_compute_hash.
7388 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
7389 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
7391 (vn_unary_op_insert, vn_binary_op_insert): Replace with
7393 (visit_unary_op): Call nary functions.
7394 (visit_binary_op): Likewise.
7395 (process_scc): Adjust for struct vn_tables_s changes.
7396 (allocate_vn_table): Likewise.
7397 (free_vn_table): Likewise.
7398 * tree-vn.c (vn_add): Call nary functions.
7399 (vn_lookup): Likewise.
7401 2008-03-08 Jakub Jelinek <jakub@redhat.com>
7404 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
7405 wdst back after sync_compare_and_swapqhi_internal.
7407 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
7410 * config/i386/i386-modes.def (V1DI): New vector mode.
7411 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
7412 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
7413 (MMXMODE248): Ditto.
7414 (MMXMODE): Add V1DI mode.
7415 (mmxvecsize): Change DI mode to V1DI mode.
7416 ("mov<mode>): Use MMXMODEI8 mode iterator.
7417 ("*mov<mode>_internal_rex64"): Ditto.
7418 ("*mov<mode>_internal"): Ditto.
7419 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
7420 ("mmx_sub<mode>3"): Ditto.
7421 ("mmx_adddi3"): Remove insn pattern.
7422 ("mmx_subdi3"): Ditto.
7423 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
7424 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
7425 ("mmx_ashl<mode>3"): Ditto.
7426 ("mmx_lshrdi3"): Remove insn pattern.
7427 ("mmx_ashldi3"): Ditto.
7428 * config/i386/i386.c (classify_argument): Handle V1DImode.
7429 (function_arg_advance_32): Ditto.
7430 (function_arg_32): Ditto.
7431 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
7432 mmx_addv1di3 insn pattern.
7433 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
7434 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
7435 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
7436 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
7437 Remove definitions of built-in functions.
7438 (V1DI_type_node): New node.
7439 (v1di_ftype_v1di_int): Ditto.
7440 (v1di_ftype_v1di_v1di): Ditto.
7441 (v2si_ftype_v2si_si): Ditto.
7442 (v4hi_ftype_v4hi_di): Remove node.
7443 (v2si_ftype_v2si_di): Ditto.
7444 (ix86_init_mmx_sse_builtins): Handle V1DImode.
7445 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
7446 Redefine builtins using def_builtin_const with *_ftype_*_int node.
7447 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
7448 Add new builtins using def_builtin_const.
7449 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
7450 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
7451 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
7452 * config/i386/mmintrin.h (__v1di): New typedef.
7453 (_mm_add_si64): Cast arguments to __v1di type.
7454 (_mm_sub_si64): Ditto.
7455 (_mm_sll_pi16): Cast __count to __v4hi type.
7456 (_mm_sll_pi32): Cast __count to __v2si type.
7457 (_mm_sll_si64): Cast arguments to __v1di type.
7458 (_mm_srl_pi16): Cast __count to __v4hi type.
7459 (_mm_srl_pi32): Cast __count to __v2si type.
7460 (_mm_srl_si64): Cast arguments to __v1di type.
7461 (_mm_sra_pi16): Cast __count to __v4hi type.
7462 (_mm_sra_pi32): Cast __count to __v2si type.
7463 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
7464 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
7465 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
7466 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
7467 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
7468 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
7469 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
7470 (_mm_srai_pi32): Use __builtin_ia32_psradi.
7471 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
7472 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7473 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7474 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
7476 2008-03-07 Joseph Myers <joseph@codesourcery.com>
7478 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
7480 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
7483 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
7484 reg+const addressing for Altivec modes. Don't generate reg+reg
7485 addressing for TFmode or TDmode quantities.
7487 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
7489 * c-common.c (vector_types_convertible_p): Call langhook
7490 instead of comptypes.
7492 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7495 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
7496 integral and scalar float variables which have a
7499 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
7501 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
7502 dwarf_register_span hook when emitting unwind information for
7503 register-to-memory saves.
7504 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
7505 (rs6000_frame_related): Remove call to spe_synthesize_frame.
7507 2008-03-06 Jakub Jelinek <jakub@redhat.com>
7509 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
7510 for the same VAR_DECL.
7512 2008-03-06 Tom Tromey <tromey@redhat.com>
7515 * doc/standards.texi (Standards): Don't mention treelang.
7516 * doc/invoke.texi (Overall Options): Don't mention treelang.
7517 * doc/install.texi (Prerequisites): Don't mention bison or
7519 (Configuration): Don't mention treelang.
7520 (Building): Likewise.
7521 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
7523 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
7525 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
7526 word-extractions out of a multi-word object.
7528 2008-03-06 Richard Guenther <rguenther@suse.de>
7530 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
7531 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
7532 result type and precision.
7533 * expr.c (get_inner_reference): Set unsignedp based on the result
7534 type of BIT_FIELD_REF.
7535 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
7536 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
7537 (try_instantiate_multiple_fields): Likewise. Use the correct type
7539 (sra_build_assignment): Likewise.
7540 (sra_build_elt_assignment): Likewise.
7541 (sra_explode_bitfield_assignment): Likewise.
7542 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
7543 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
7544 set BIT_FIELD_REF_UNSIGNED.
7545 (vectorizable_load): Likewise.
7547 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
7549 * cse.c (cse_extended_basic_block): Invalidate artificial defs
7552 2008-03-06 Richard Guenther <rguenther@suse.de>
7554 * alias.c (struct alias_set_entry): Move has_zero_child field
7555 to pack with alias_set.
7557 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7559 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7562 2008-03-05 Ian Lance Taylor <iant@google.com>
7564 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
7566 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7568 * fwprop.c (update_df): Support width and offset parameters of
7570 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
7571 global_conflicts): Change DF_REF_EXTRACT to either
7572 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7573 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7574 * df-scan.c (df_ref_record, df_defs_record,
7575 df_ref_create_structure, df_def_record_1, df_uses_record,
7576 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
7577 df_bb_refs_collect, df_entry_block_defs_collect,
7578 df_exit_block_uses_collect): Support new width and offset fields.
7579 (ref_extract_pool): New storage pool.
7580 (df_free_ref): New function.
7581 (df_reg_chain_unlink, df_free_collection_rec,
7582 df_sort_and_compress_refs): Call df_free_ref.
7583 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
7585 (df_ref_create_structure): Allocate df_ref_extract if offset and
7586 width fields are used.
7587 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
7588 (df_uses_record): Get offset and width from ZERO_EXTRACT
7590 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
7591 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7592 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7593 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
7594 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7595 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7596 (df_ref_extract): New structure.
7597 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
7598 (df_ref_create): Add width and offset parameters.
7600 2008-03-05 Richard Guenther <rguenther@suse.de>
7602 * tree-ssa-structalias.c (get_constraint_for_component_ref):
7603 Use ranges_overlap_p.
7604 (offset_overlaps_with_access): Rename
7605 to ranges_overlap_p and move ...
7606 * tree-flow-inline.h (ranges_overlap_p): ... here.
7608 * tree.h (get_inner_reference, handled_component_p): Update
7611 * tree.h (record_component_aliases, get_alias_set,
7612 alias_sets_conflict_p, alias_sets_must_conflict_p,
7613 objects_must_conflict_p): Move declarations ...
7614 * alias.h (record_component_aliases, get_alias_set,
7615 alias_sets_conflict_p, alias_sets_must_conflict_p,
7616 objects_must_conflict_p): ... here.
7617 Include coretypes.h.
7618 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
7620 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
7622 * cfg.c: Include tree-flow.h.
7623 (remove_edge_raw): Call redirect_edge_var_map_clear.
7624 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
7625 * tree-flow-inline.h (redirect_edge_var_map_def): New.
7626 (redirect_edge_var_map_result): New.
7627 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
7628 PENDING_STMT use with redirect_edge_var_map_*.
7629 * tree-ssa.c (edge_var_maps): New definition.
7630 (redirect_edge_var_map_add): New.
7631 (redirect_edge_var_map_clear): New.
7632 (redirect_edge_var_map_dup): New.
7633 (redirect_edge_var_map_vector): New.
7634 (redirect_edge_var_map_destroy): New.
7635 (ssa_redirect_edge): Replace PENDING_STMT use with
7636 redirect_edge_var_map_*.
7637 (flush_pending_stmts): Same.
7638 (delete_tree_ssa): Destroy edge var map.
7639 * tree-flow.h (struct _edge_var_map): New.
7640 Define edge_var_map vector type.
7641 Declare redirect_edge_var_map_* prototypes.
7642 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
7643 * tree-cfg.c (reinstall_phi_args): Replace
7644 PENDING_STMT use with redirect_edge_var_map_*.
7646 2008-03-05 Richard Guenther <rguenther@suse.de>
7648 PR tree-optimization/35472
7649 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
7650 whose single use_stmt has a overlapping set of loaded and
7651 stored symbols as that use_stmt might be a noop assignment then.
7653 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
7655 * gthr-rtems.h: Implement __gthread_mutex_destroy.
7657 2008-03-05 Richard Guenther <rguenther@suse.de>
7660 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
7661 should be constants.
7662 * tree-cfg.c (verify_expr): Verify it.
7663 * fold-const.c (fold_truthop): Remove code generating
7664 BIT_FIELD_REFs of structure bases.
7665 (fold_binary): Likewise.
7666 (fold_ternary): Position and size of BIT_FIELD_REFs are
7667 always host integers.
7668 (make_bit_field_ref): Remove.
7669 (optimize_bit_field_compare): Remove.
7670 (all_ones_mask_p): Remove.
7672 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
7675 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
7676 (split_block_and_df_analyze): New. Split basic block and rebuild
7678 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
7680 (split_pattern_seq): Likewise.
7681 (erase_matching_seqs): Likewise.
7682 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
7684 2008-03-04 Geoff Keating <geoffk@apple.com>
7686 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
7687 declaration and code.
7688 (tree_invalid_nonnegative_warnv_p): Likewise.
7690 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7692 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
7693 examples. Truncate option-names then causing overfull hbox.
7695 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7698 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
7700 * configure: Rebuilt.
7702 2008-03-04 Rafael Espindola <espindola@google.com>
7704 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
7705 (tree_unary_nonnegative_warnv_p): New.
7706 (tree_binary_nonnegative_warnv_p): New.
7707 (tree_single_nonnegative_warnv_p): New.
7708 (tree_invalid_nonnegative_warnv_p): New.
7709 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
7711 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7714 * opts.c (handle_option): Postpone 'unknown option' errors only for
7717 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
7720 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
7723 2008-03-04 Rafael Espindola <espindola@google.com>
7725 * fold-const.c (tree_unary_nonzero_warnv_p): New.
7726 (tree_binary_nonzero_warnv_p): New.
7727 (tree_single_nonzero_warnv_p): New.
7728 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
7730 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
7733 * fold-const.c (fold_cond_expr_with_comparison): Prevent
7734 transformations for modes that have signed zeros.
7735 * ifcvt.c (noce_try_abs): Ditto.
7737 2008-03-04 Joseph Myers <joseph@codesourcery.com>
7739 * config/i386/i386.c (override_options): Force
7740 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
7742 2008-03-04 Jan Hubicka <jh@suse.cz>
7745 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
7748 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7750 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
7751 label to probe the stack.
7753 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7755 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
7756 (__gthr_win32_mutex_destroy): Declare.
7757 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
7758 __gthr_win32_mutex_destroy.
7759 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
7761 2008-03-03 Jan Hubicka <jh@suse.cz>
7764 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
7765 aggressive on inlining cold calls.
7767 2008-03-03 Richard Guenther <rguenther@suse.de>
7769 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
7770 struct copies into the expression table.
7771 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
7772 (try_to_simplify): Likewise.
7773 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
7774 integral and pointer arguments which do not change the
7775 precision to NOP_EXPRs.
7776 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
7777 VIEW_CONVERT_EXPR case.
7779 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
7781 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
7782 defined in a loop at depth 0 is invariant.
7783 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7784 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
7785 be called at loop depth 0.
7787 2008-03-02 Jakub Jelinek <jakub@redhat.com>
7790 * gcc.c (process_command): Update copyright notice dates.
7791 * gcov.c (print_version): Likewise.
7792 * gcov-dump.c (print_version): Likewise.
7793 * mips-tfile.c (main): Likewise.
7794 * mips-tdump.c (main): Likewise.
7796 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7799 * c-common.c (flag_permissive): Delete.
7800 (constant_expression_warnings): Check flags first.
7801 (constant_expression_error): New.
7802 * c-common.h (flag_permissive): Delete.
7803 (constant_expression_error): Declare.
7804 * flags.h (flag_permissive): Declare. Update description.
7805 * diagnostic.c (pedwarn): Update.
7807 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
7808 (permissive_error_kind): New.
7809 * toplev.c (flag_permissive): Define. Update description.
7810 * toplev.h (permissive_error_kind): Declare.
7811 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
7812 (pedwarn_c90): Use pedantic_warning_kind.
7813 * c-opts.c (c_common_post_options): flag_permissive does not affect
7814 flag_pedantic_errors.
7816 2008-03-02 Joseph Myers <joseph@codesourcery.com>
7818 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
7819 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
7820 __absvsi2, __absvDI2): Use unsigned arithmetic.
7822 2008-03-02 Andi Kleen <ak@suse.de>
7823 Richard Guenther <rguenther@suse.de>
7825 * struct-equiv.c: Remove file.
7826 * cfg_cleanup.c (condjump_equiv_p): Remove.
7827 * Makefile.in (OBJS-common): Remove struct-equiv.o.
7828 (struct-equiv.o): Remove rule.
7829 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
7830 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
7831 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
7833 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7835 * ifcvt.c (noce_process_if_block): Try to handle only the then
7836 block if the else block exists but isn't suitable.
7838 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7841 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
7842 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
7843 regression from previous patch.
7845 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7848 * gthr.h: Add __gthread_mutex_destroy as a function that must be
7850 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
7851 * gthr-single.h (__gthread_mutex_destroy): Likewise.
7852 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
7853 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
7854 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
7855 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
7856 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
7857 (__gthread_mutex_destroy_function): Rename to
7858 __gthread_mutex_destroy.
7859 * gthr-dce.h (__gthread_mutex_destroy): Call
7860 pthread_mutex_destroy.
7861 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
7862 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
7863 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
7865 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7867 * df-scan.c (df_ref_chain_change_bb): Simplify.
7868 (df_insn_change_bb): Add new_bb argument. Simplify. Call
7869 set_block_for_insn if there's any change.
7870 * df.h ((df_insn_change_bb): Fix prototype.
7871 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
7872 df_insn_change_bb, don't call set_block_for_insn.
7873 * emit-rtl.c (reorder_insns): Likewise.
7874 * haifa-sched.c (move_insn): Likewise.
7876 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7878 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
7880 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7882 * tree-flow-inline.h (next_readonly_imm_use): Return
7883 NULL_USE_OPERAND_P after the end.
7885 2008-03-01 Richard Guenther <rguenther@suse.de>
7887 PR tree-optimization/35411
7888 * tree-sra.c (sra_build_assignment): Split conversion to
7889 final type to a separate statement if we are not assigning
7892 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7894 * fold-const.c (fold_convertible_p): Correct the logic to follow
7895 that in fold_convert().
7897 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
7900 * tree-inline.c (build_duplicate_type): When we make a
7901 duplicate type, make it unique in the canonical types system.
7903 2008-02-29 Tom Tromey <tromey@redhat.com>
7905 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
7906 input_file_stack_history, input_file_stack_restored): Remove.
7907 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7908 * input.h (struct file_stack): Remove.
7909 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7910 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
7912 * diagnostic.h (struct diagnostic_context) <last_module>: Change
7914 (diagnostic_last_module_changed): Add 'map' argument.
7915 (diagnostic_set_last_function): Likewise.
7916 * diagnostic.c (undiagnostic_report_current_module): Iterate using
7917 line map, not input_file_stack.
7918 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
7920 2008-02-29 Paul Brook <paul@codesourcery.com>
7922 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
7924 2008-02-29 Paul Brook <paul@codesourcery.com>
7926 * config/arm/ieee754-df.S (muldf3): Use RET macros.
7928 2008-02-29 Richard Guenther <rguenther@suse.de>
7930 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
7932 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
7933 value for comparing for a store match.
7934 (simplify_unary_expression): Do nothing for SSA_NAMEs.
7935 (try_to_simplify): Do not do a full-blown reference lookup.
7937 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7939 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
7940 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7942 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
7944 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
7946 * tree-loop-linear.c (try_interchange_loops): Compare memory access
7947 strides against cache sizes.
7949 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7951 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
7954 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
7956 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
7957 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
7958 is smaller than the original promoted value.
7959 (simplify_subreg): If OP is a SUBREG, try to preserve its
7960 SUBREG_PROMOTED_VAR_P information.
7962 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
7964 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
7965 (VN_INFO_GET): Allocate new objects on the obstack.
7966 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
7967 for rpo_numbers_temp, for consistency.
7968 (free_scc_vn): Free the obstack.
7970 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
7972 * doc/invoke.texi: Document -ftree-loop-distribution.
7973 * tree-loop-distribution.c: New.
7974 * tree-pass.h (pass_loop_distribution): New.
7975 * graphds.h (struct graph): Add htab_t indices.
7976 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7977 * tree-vectorizer.c (rename_variables_in_loop): Extern.
7978 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
7979 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
7980 * tree-data-ref.c (debug_data_dependence_relations): New.
7981 (dump_data_dependence_relation): Also print data references.
7982 (free_data_ref): Extern.
7983 (same_access_functions): Moved...
7984 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
7985 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7986 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
7987 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
7988 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
7989 (stmts_from_loop): Skip LABEL_EXPR.
7990 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
7992 (build_rdg): Initialize rdg->indices htab.
7993 (free_rdg, stores_from_loop, ref_base_address,
7994 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
7995 have_similar_memory_accesses_1, ref_base_address_1,
7996 remove_similar_memory_refs): New.
7997 * tree-data-ref.h: Depend on tree-chrec.h.
7998 (debug_data_dependence_relations, free_data_ref): Declared.
7999 (same_access_functions): ... here.
8000 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
8002 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
8003 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
8004 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
8005 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8006 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
8007 rdg_vertex_for_stmt): Declared.
8008 (struct rdg_edge): Add level.
8010 (free_rdg, stores_from_loop, remove_similar_memory_refs,
8011 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
8013 (rdg_has_similar_memory_accesses): New.
8014 * tree-vect-analyze.c: Remove unused static decls.
8015 * lambda.h (dependence_level): New.
8016 * common.opt (ftree-loop-distribution): New.
8017 * tree-flow.h (mark_virtual_ops_in_bb,
8018 slpeel_tree_duplicate_loop_to_edge_cfg,
8019 rename_variables_in_loop): Declared.
8020 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
8021 (OBJS-common): Add tree-loop-distribution.o.
8022 (tree-loop-distribution.o): New rule.
8023 * tree-cfg.c (mark_virtual_ops_in_bb): New.
8024 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
8025 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
8027 2008-02-28 Joseph Myers <joseph@codesourcery.com>
8030 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
8031 other than structures and unions.
8033 2008-02-28 Richard Guenther <rguenther@suse.de>
8036 2008-02-26 Richard Guenther <rguenther@suse.de>
8038 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8039 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8040 (lookup_decl_from_uid): Declare.
8041 (remove_decl_from_map): Likewise.
8042 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8043 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8044 (decl_for_uid_map): New global hashtable mapping DECL_UID
8046 (init_ttree): Allocate it.
8047 (insert_decl_to_uid_decl_map): New helper function.
8048 (make_node_stat): Insert new decls into the map.
8049 (copy_node_stat): Likewise.
8050 (lookup_decl_from_uid): New function.
8051 (remove_decl_from_map): Likewise.
8052 (print_decl_for_uid_map_statistics): New helper.
8053 (dump_tree_statistics): Call it.
8055 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8056 (referenced_var_iterator): Adjust.
8057 (FOR_EACH_REFERENCED_VAR): Adjust.
8058 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8059 (num_referenced_vars): Adjust.
8060 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8061 (first_referenced_var): Remove.
8062 (end_referenced_vars_p): Likewise.
8063 (next_referenced_var): Likewise.
8064 (referenced_var_iterator_set): New helper function.
8065 * tree-dfa.c (referenced_var_lookup): Adjust.
8066 (referenced_var_check_and_insert): Likewise.
8067 (remove_referenced_var): Likewise.
8068 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8069 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8070 (verify_call_clobbering): Likewise.
8071 (verify_memory_partitions): Likewise.
8072 (init_tree_ssa): Allocate bitmap instead of hashtable for
8074 (delete_tree_ssa): Adjust.
8075 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8076 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8077 (compute_tag_properties): Likewise.
8078 (set_initial_properties): Likewise.
8079 (find_partition_for): Likewise.
8080 (update_reference_counts): Likewise.
8081 (dump_may_aliases_for): Likewise.
8082 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8083 (add_call_clobber_ops): Likewise.
8084 (add_call_read_ops): Likewise.
8085 (get_asm_expr_operands): Likewise.
8086 * tree-into-ssa.c (dump_decl_set): Likewise.
8087 (update_ssa): Likewise.
8088 * tree-sra.c (scan_function): Likewise.
8089 (decide_instantiations): Likewise.
8090 (scalarize_parms): Likewise.
8091 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8092 (dsa_named_for): Likewise.
8093 * tree-ssa-structalias.c (update_alias_info): Likewise.
8094 (merge_smts_into): Likewise.
8096 2008-02-27 David Daney <ddaney@avtrex.com>
8099 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
8100 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
8101 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
8102 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
8103 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
8105 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
8108 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
8109 (BUILT_IN_NEXTTOWARD): Remove.
8110 (BUILT_IN_NEXTTOWARDF): Ditto.
8111 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
8112 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
8114 2008-02-27 Tom Tromey <tromey@redhat.com>
8116 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
8117 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
8119 2008-02-27 Jan Beulich <jbeulich@novell.com>
8121 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
8122 update the respective field on newdecl.
8124 2008-02-27 Revital Eres <eres@il.ibm.com>
8126 PR rtl-optimization/34999
8127 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
8128 crossing edges that ends with a call insn.
8129 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
8130 call insn and clear the EDGE_CROSSING flag of the crossing edge
8131 when fixing fallthru edges.
8133 2008-02-27 Richard Guenther <rguenther@suse.de>
8136 * fold-const.c (fold_unary): Return the correct argument,
8137 converted to the result type.
8139 2008-02-27 Richard Guenther <rguenther@suse.de>
8142 * expr.c (expand_expr_real_1): Assert on rotates that operate
8144 * fold-const.c (fold_binary): Use the types precision, not the
8145 bitsize of the mode if folding rotate expressions. Build rotates
8146 only for full modes.
8148 2008-02-27 Jakub Jelinek <jakub@redhat.com>
8150 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
8152 * c-pragma.c (pragma_ns_name): New typedef.
8153 (registered_pp_pragmas): New variable.
8154 (c_pp_lookup_pragma): New function.
8155 (c_register_pragma_1): If flag_preprocess_only, do nothing
8156 for non-expanded pragmas, for expanded ones push pragma's
8157 namespace and name into registered_pp_pragmas vector.
8158 (c_invoke_pragma_handler): Register OpenMP pragmas even when
8159 flag_preprocess_only, don't register GCC pch_preprocess
8160 pragma if flag_preprocess_only.
8161 * c-opts.c (c_common_init): Call init_pragma even if
8162 flag_preprocess_only.
8163 * c-pragma.c (c_pp_lookup_pragma): New prototype.
8164 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
8165 cpp_register_pragma if flag_preprocess_only.
8167 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8170 * c-parser.c (c_parser_translation_unit): Warn for empty
8171 translation unit, not empty source file.
8173 2008-02-26 Paul Brook <paul@codesourcery.com>
8175 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
8176 operand for Thumb-2.
8177 * config/arm/arm.h (reg_class): Add CORE_REGS.
8178 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
8179 (BASE_REG_CLASS): Use CORE_REGS.
8180 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
8181 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
8182 (REGNO_OK_FOR_INDEX_P): Exclude SP.
8183 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
8184 ARM_REGNO_OK_FOR_INDEX_P.
8185 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
8186 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
8187 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
8188 (ldm/stm peepholes): Ditto.
8189 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
8190 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
8191 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
8192 * config/arm/constraints.md: Enable "k" constraint on ARM.
8194 2008-02-27 Ben Elliston <bje@au.ibm.com>
8196 * config/rs6000/rs6000.c: Annotate cache line size field in all
8197 instances of struct processor_costs.
8199 2008-02-26 David Edelsohn <edelsohn@gnu.org>
8201 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
8202 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
8203 jump_bypass): New counters.
8204 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
8205 * dce.c (gate_ud_dce): Same.
8206 (gate_fast_dce): Same.
8207 * dse.c (gate_dse1): New function.
8208 (gate_dse2): New function.
8209 (gate_dse): Merge results of new gate functions.
8210 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
8211 (gate_handle_jump_bypass): Add dbg_cnt.
8212 (gate_handle_gcse): Add dbg_cnt.
8213 * ifcvt.c (gate_handle_if_conversion): Same.
8214 (gate_handle_if_after_combine): Same.
8215 (gate_handle_if_after_reload): Same.
8216 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
8218 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
8220 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
8222 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
8224 2008-02-26 Jason Merrill <jason@redhat.com>
8227 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
8228 alone if it's the naming decl for the type's main variant.
8230 2008-02-26 Tom Tromey <tromey@redhat.com>
8232 * system.h (USE_MAPPED_LOCATION): Poison.
8233 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
8234 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
8235 (make_goto_expr_edges): Likewise.
8236 (remove_bb): Likewise.
8237 (execute_warn_function_return): Likewise.
8238 * basic-block.h (struct edge_def) <goto_locus>: Change type to
8240 * c-common.c (fname_decl): Remove old location code.
8241 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
8243 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
8245 (ASM_INPUT_SOURCE_LOCATION): Likewise.
8246 (gen_rtx_ASM_INPUT): Likewise.
8247 (gen_rtx_ASM_INPUT_loc): Likewise.
8248 (get_rtx_asm_OPERANDS): Remove.
8249 * cfglayout.c (insn_locators_alloc): Remove old location code.
8250 (set_curr_insn_source_location): Likewise.
8251 (curr_insn_locator): Likewise.
8252 * print-tree.c (print_node): Remove old location code.
8253 * tree-mudflap.c (mf_varname_tree): Remove old location code.
8254 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
8255 * cfgexpand.c (expand_gimple_cond_expr): Don't use
8256 location_from_locus.
8257 (construct_exit_block): Remove old location code.
8258 * emit-rtl.c (force_next_line_note): Remove old location code.
8259 * profile.c (branch_prob): Remove old location code.
8260 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
8261 LOC_LINE): Remove old-location variants.
8262 * langhooks.c (lhd_print_error_function): Remove old location
8264 * configure, config.in: Rebuilt.
8265 * configure.ac (--enable-mapped-location): Remove.
8266 * c-decl.c (c_init_decl_processing): Remove old location code.
8267 (finish_function): Likewise.
8268 * recog.c (decode_asm_operands): Remove old location code.
8269 * c-pch.c (c_common_read_pch): Remove old location code.
8270 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
8272 * gimple-low.c (lower_function_body): Remove old location code.
8273 * toplev.c (unknown_location): Remove.
8274 (push_srcloc): Remove old-location variant.
8275 (process_options): Remove old location code.
8276 (lang_dependent_init): Likewise.
8277 * input.h (UNKNOWN_LOCATION): Move definition.
8278 (location_t): Undeprecate.
8279 (source_locus): Remove.
8280 (location_from_locus): Remove.
8281 (struct location_s): Remove.
8282 Remove all old-location code.
8283 (input_line, input_filename): Remove.
8284 * final.c (final_scan_insn): Remove old location code.
8285 * diagnostic.c (diagnostic_build_prefix): Remove
8286 USE_MAPPED_LOCATION test.
8287 * tree.h (gimple_stmt) <locus>: Now a location_t.
8288 (tree_exp) <locus>: Likewise.
8289 (DECL_IS_BUILTIN): Remove old-location variant.
8290 (annotate_with_file_line, annotate_with_locus): Likewise.
8291 (expr_locus, set_expr_locus): Update.
8292 * tree.c (build1_stat): Remove old location code.
8293 (last_annotated_node): Remove.
8294 (annotate_with_file_line): Remove old-location variant.
8295 (annotate_with_locus): Likewise.
8296 (expr_location): Remove old location code.
8297 (set_expr_location): Likewise.
8298 (expr_has_location): Likewise.
8299 (expr_locus): Likewise.
8300 (set_expr_locus): Likewise.
8301 (expr_filename): Don't use location_from_locus.
8302 (expr_lineno): Likewise.
8303 * rtl-error.c (location_for_asm): Remove old location code.
8304 * c-lex.c (cb_line_change): Remove old location code.
8305 (fe_file_change): Likewise.
8306 (cb_def_pragma): Likewise.
8307 (c_lex_with_flags): Likewise.
8308 * gengtype.c (do_typedef): Don't special-case location types.
8309 (define_location_structures): Remove.
8310 (main): Don't call define_location_structures.
8311 * tree-pretty-print.c (dump_implicit_edges): Remove old location
8314 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8317 * builtins.def (BUILT_IN_STDARG_START): Remove.
8318 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
8319 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8320 * tree-inline.c (inline_forbidden_p_1): Likewise.
8322 2008-02-26 Richard Guenther <rguenther@suse.de>
8324 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8325 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8326 (lookup_decl_from_uid): Declare.
8327 (remove_decl_from_map): Likewise.
8328 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8329 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8330 (decl_for_uid_map): New global hashtable mapping DECL_UID
8332 (init_ttree): Allocate it.
8333 (insert_decl_to_uid_decl_map): New helper function.
8334 (make_node_stat): Insert new decls into the map.
8335 (copy_node_stat): Likewise.
8336 (lookup_decl_from_uid): New function.
8337 (remove_decl_from_map): Likewise.
8338 (print_decl_for_uid_map_statistics): New helper.
8339 (dump_tree_statistics): Call it.
8341 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8342 (referenced_var_iterator): Adjust.
8343 (FOR_EACH_REFERENCED_VAR): Adjust.
8344 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8345 (num_referenced_vars): Adjust.
8346 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8347 (first_referenced_var): Remove.
8348 (end_referenced_vars_p): Likewise.
8349 (next_referenced_var): Likewise.
8350 (referenced_var_iterator_set): New helper function.
8351 * tree-dfa.c (referenced_var_lookup): Adjust.
8352 (referenced_var_check_and_insert): Likewise.
8353 (remove_referenced_var): Likewise.
8354 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8355 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8356 (verify_call_clobbering): Likewise.
8357 (verify_memory_partitions): Likewise.
8358 (init_tree_ssa): Allocate bitmap instead of hashtable for
8360 (delete_tree_ssa): Adjust.
8361 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8362 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8363 (compute_tag_properties): Likewise.
8364 (set_initial_properties): Likewise.
8365 (find_partition_for): Likewise.
8366 (update_reference_counts): Likewise.
8367 (dump_may_aliases_for): Likewise.
8368 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8369 (add_call_clobber_ops): Likewise.
8370 (add_call_read_ops): Likewise.
8371 (get_asm_expr_operands): Likewise.
8372 * tree-into-ssa.c (dump_decl_set): Likewise.
8373 (update_ssa): Likewise.
8374 * tree-sra.c (scan_function): Likewise.
8375 (decide_instantiations): Likewise.
8376 (scalarize_parms): Likewise.
8377 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8378 (dsa_named_for): Likewise.
8379 * tree-ssa-structalias.c (update_alias_info): Likewise.
8380 (merge_smts_into): Likewise.
8382 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8385 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
8386 * c-opts.c (c_common_handle_option): Wall enables
8387 Wvolatile-register-var.
8388 * common.opt: Move Wvolatile-register-var to...
8391 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8393 * common.opt (Wlarger-than=): New.
8394 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
8396 * opts.c (common_handle_option): Handle -Wlarger-than=.
8397 * optc-gen.awk: Likewise.
8398 * opth-gen.awk: Likewise.
8399 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
8400 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8402 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8404 * c-common.c (match_case_to_enum_1): Add appropriate
8405 OPT_W* parameter to warning.
8406 (c_do_switch_warnings): Likewise.
8407 * c-typeck.c (warning_init): Add one more parameter following
8409 (push_init_level): Update call to warning_init.
8410 (pop_init_level): Likewise.
8411 (add_pending_init): Likewise.
8412 (output_init_element: Likewise.
8414 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8417 * toplev.c (toplev_main): If there are warnings or error, print
8418 errors for ignored options.
8419 * opts.c (ignored_options): New static variable.
8420 (postpone_unknown_option_error): New.
8421 (print_ignored_options): New.
8422 (handle_option): Postpone errors for unknown -Wno-* options.
8423 * opts.h (print_ignored_options): Declare.
8425 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
8427 * config/mips/mips.md (loadgp_blockage, blockage): Change type
8430 2008-02-25 Richard Guenther <rguenther@suse.de>
8433 2008-02-25 Richard Guenther <rguenther@suse.de>
8435 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8436 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8437 (lookup_decl_from_uid): Declare.
8438 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8439 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8440 (decl_for_uid_map): New global hashtable mapping DECL_UID
8442 (init_ttree): Allocate it.
8443 (insert_decl_to_uid_decl_map): New helper function.
8444 (make_node_stat): Insert new decls into the map.
8445 (copy_node_stat): Likewise.
8446 (lookup_decl_from_uid): New function.
8447 (print_decl_for_uid_map_statistics): New helper.
8448 (dump_tree_statistics): Call it.
8450 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8451 (referenced_var_iterator): Adjust.
8452 (FOR_EACH_REFERENCED_VAR): Adjust.
8453 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8454 (num_referenced_vars): Adjust.
8455 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8456 (first_referenced_var): Remove.
8457 (end_referenced_vars_p): Likewise.
8458 (next_referenced_var): Likewise.
8459 (referenced_var_iterator_set): New helper function.
8460 * tree-dfa.c (referenced_var_lookup): Adjust.
8461 (referenced_var_check_and_insert): Likewise.
8462 (remove_referenced_var): Likewise.
8463 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8464 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8465 (verify_call_clobbering): Likewise.
8466 (verify_memory_partitions): Likewise.
8467 (init_tree_ssa): Allocate bitmap instead of hashtable for
8469 (delete_tree_ssa): Adjust.
8470 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8471 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8472 (compute_tag_properties): Likewise.
8473 (set_initial_properties): Likewise.
8474 (find_partition_for): Likewise.
8475 (update_reference_counts): Likewise.
8476 (dump_may_aliases_for): Likewise.
8477 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8478 (add_call_clobber_ops): Likewise.
8479 (add_call_read_ops): Likewise.
8480 (get_asm_expr_operands): Likewise.
8481 * tree-into-ssa.c (dump_decl_set): Likewise.
8482 (update_ssa): Likewise.
8483 * tree-sra.c (scan_function): Likewise.
8484 (decide_instantiations): Likewise.
8485 (scalarize_parms): Likewise.
8486 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8487 (dsa_named_for): Likewise.
8488 * tree-ssa-structalias.c (update_alias_info): Likewise.
8489 (merge_smts_into): Likewise.
8491 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8494 * doc/invoke.texi (-fcx-limited-range): Document new option.
8495 * toplev.c (process_options): Handle -fcx-fortran-rules.
8496 * common.opt: Add documentation for -fcx-fortran-rules.
8498 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8501 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
8502 actual behaviour and C99.
8504 2008-02-26 Ben Elliston <bje@au.ibm.com>
8506 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
8507 (ASM_CPU_POWER6_SPEC): Likewise.
8508 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
8509 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
8510 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
8512 2008-02-25 Richard Guenther <rguenther@suse.de>
8514 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8515 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8516 (lookup_decl_from_uid): Declare.
8517 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8518 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8519 (decl_for_uid_map): New global hashtable mapping DECL_UID
8521 (init_ttree): Allocate it.
8522 (insert_decl_to_uid_decl_map): New helper function.
8523 (make_node_stat): Insert new decls into the map.
8524 (copy_node_stat): Likewise.
8525 (lookup_decl_from_uid): New function.
8526 (print_decl_for_uid_map_statistics): New helper.
8527 (dump_tree_statistics): Call it.
8529 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8530 (referenced_var_iterator): Adjust.
8531 (FOR_EACH_REFERENCED_VAR): Adjust.
8532 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8533 (num_referenced_vars): Adjust.
8534 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8535 (first_referenced_var): Remove.
8536 (end_referenced_vars_p): Likewise.
8537 (next_referenced_var): Likewise.
8538 (referenced_var_iterator_set): New helper function.
8539 * tree-dfa.c (referenced_var_lookup): Adjust.
8540 (referenced_var_check_and_insert): Likewise.
8541 (remove_referenced_var): Likewise.
8542 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8543 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8544 (verify_call_clobbering): Likewise.
8545 (verify_memory_partitions): Likewise.
8546 (init_tree_ssa): Allocate bitmap instead of hashtable for
8548 (delete_tree_ssa): Adjust.
8549 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8550 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8551 (compute_tag_properties): Likewise.
8552 (set_initial_properties): Likewise.
8553 (find_partition_for): Likewise.
8554 (update_reference_counts): Likewise.
8555 (dump_may_aliases_for): Likewise.
8556 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8557 (add_call_clobber_ops): Likewise.
8558 (add_call_read_ops): Likewise.
8559 (get_asm_expr_operands): Likewise.
8560 * tree-into-ssa.c (dump_decl_set): Likewise.
8561 (update_ssa): Likewise.
8562 * tree-sra.c (scan_function): Likewise.
8563 (decide_instantiations): Likewise.
8564 (scalarize_parms): Likewise.
8565 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8566 (dsa_named_for): Likewise.
8567 * tree-ssa-structalias.c (update_alias_info): Likewise.
8568 (merge_smts_into): Likewise.
8570 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
8573 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
8574 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
8575 * alias.h (nonoverlapping_memrefs_p): Likewise.
8577 2008-02-25 Jan Beulich <jbeulich@novell.com>
8579 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
8580 * config/i386/netware-libgcc.exp: Add __bswap?i2,
8581 __emultls_get_address, __emultls_register_common,
8582 __floatundi?f, and _Unwind_GetIPInfo.
8583 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
8584 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
8585 (gen_regparm_prefix): Likewise.
8586 (i386_nlm_encode_section_info): Sync with
8587 config/i386/winnt.c:i386_pe_encode_section_info().
8588 (i386_nlm_maybe_mangle_decl_assembler_name): New.
8589 i386_nlm_mangle_decl_assembler_name): New.
8590 (netware_override_options): New.
8591 * config/i386/netware.h (netware_override_options): Declare.
8592 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
8593 (i386_nlm_mangle_decl_assembler_name): Declare.
8594 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
8596 2008-02-25 Ben Elliston <bje@au.ibm.com>
8599 * c-decl.c (grokdeclarator): Remove unused local variables
8600 `typedef_type' and `type_as_written'.
8602 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
8603 unused local variable `has_hot_blocks'.
8604 (fix_crossing_conditional_branches): Remove unused local variable
8607 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
8610 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
8611 using DEF_C99_BUILTIN.
8612 (BUILT_IN_NANF): Ditto.
8613 (BUILT_IN_NANL): Ditto.
8615 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
8616 Revital Eres <eres@il.ibm.com>
8618 * modulo-sched.c (calculate_must_precede_follow): Address TODO
8619 regarding the order of two dependent insns in the same row.
8621 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
8623 * stor-layout.c (layout_decl): Do not bump the alignment of a
8624 bit-field to more than byte alignment if it is packed.
8626 2008-02-24 David Edelsohn <edelsohn@gnu.org>
8628 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
8631 2008-02-24 Diego Novillo <dnovillo@google.com>
8633 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
8636 * tree-vrp.c (vrp_evaluate_conditional): With
8637 -Wtype-limits, emit a warning when comparing against a
8638 constant outside the natural range of OP0's type.
8639 * c.opt (Wtype-limits): Move ...
8640 * common.opt (Wtype-limits): ... here.
8642 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
8644 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
8645 * config/rs6000/e300c2c3.md: New file.
8646 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8648 (rs6000_override_options): Add e300c2 and e300c3 cases to
8649 processor_target_table. Do not allow usage of Altivec or Spe
8650 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
8651 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
8652 * config/rs6000/rs6000.h (processor_type): Add
8653 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
8654 (ASM_CPU_SPEC): Add e300c2 and e300c3.
8655 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
8656 and ppce300c3. Include e300c2c3.md.
8658 2008-02-23 David Edelsohn <edelsohn@gnu.org>
8660 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
8661 instead of TARGET_STRICT_ALIGN.
8663 2008-02-23 Joseph Myers <joseph@codesourcery.com>
8665 * explow.c (memory_address): Assert that the generated address is
8668 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8671 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
8672 * config/darwin-ppc-ldouble-patch.def: New file.
8673 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
8674 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
8675 SUBTARGET_INIT_BUILTINS if defined.
8676 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
8679 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8682 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
8683 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
8685 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8688 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
8689 file" warning condtional on -Winvalid-PCH.
8691 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8693 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
8695 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
8699 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
8700 prevent reload from using MMX registers.
8701 (*mov<mode>_internal): Ditto.
8702 (*movv2sf_internal_rex64): Ditto.
8703 (*movv2sf_internal): Ditto.
8705 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8707 PR documentation/31569
8708 * doc/install.texi2html: Use makeinfo --no-number-sections.
8710 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8712 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
8713 ensure that we can address an entire entity > 8 bytes. Don't
8714 generate reg+reg addressing for such data.
8716 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8718 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
8719 strings when optimizing for size, unless the target cares about
8722 2008-02-22 Tom Tromey <tromey@redhat.com>
8724 * regclass.c (current_pass): Remove declaration.
8726 2008-02-22 Anatoly Sokolov <aesok@post.ru>
8728 * config/avr/libgcc.S (__RAMPZ__): Define.
8729 (__do_copy_data): Add for devices with 128KB code memory.
8731 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8733 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8735 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
8737 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
8739 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
8742 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8745 * c-typeck.c (build_binary_op): Warn about floating point
8746 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
8748 2008-02-21 Janis Johnson <janis187@us.ibm.com>
8751 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
8752 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
8754 (rs6000_override_options): Set altivec_abi as default, not override,
8755 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
8756 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
8757 is used; use new member spe_abi.
8758 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
8759 spe_abi and altivec_abi.
8761 2008-02-22 Tomas Bily <tbily@suse.cz>
8763 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
8765 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8768 * config.build (build_file_translate): Set to `CMD //c' only if
8770 * Makefile.in (build_file_translate): Improve comment.
8772 2008-02-21 Jan Hubicka <jh@suse.cz>
8774 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
8775 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
8776 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
8778 2008-02-21 Michael Matz <matz@suse.de>
8781 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
8783 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
8785 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
8786 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
8788 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
8789 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
8790 SSE_VEC_FLOAT_MODE_P as insn constraint.
8791 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
8792 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
8793 sse4a_movntdf using MODEF mode iterator.
8794 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
8795 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
8796 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
8797 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
8798 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
8799 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
8800 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
8802 2008-02-21 Richard Guenther <rguenther@suse.de>
8804 * tree.def (PAREN_EXPR): New tree code.
8805 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
8807 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
8808 * expr.c (expand_expr_real_1): Likewise.
8809 * tree-inline.c (estimate_num_insns_1): Likewise.
8810 * tree-complex.c (expand_complex_move): Likewise.
8811 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
8814 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8817 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
8819 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8822 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
8824 * config/sh/sh.c (find_barrier): Don't go past
8825 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
8827 2008-02-20 DJ Delorie <dj@redhat.com>
8829 * config/h8300/h8300.md (insv): Force source operand to be a register.
8831 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
8832 as a jump, not as a plain insn.
8834 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
8836 * doc/invoke.texi (Warning Options): Add new option
8837 -Wframe-larger-than=.
8838 (-Wframe-larger-than): Document.
8840 * flags.h (warn_frame_larger_than, frame_larger_than_size):
8841 Add declarations for new option variables.
8843 * final.c (final_start_function): Check the frame size
8844 before emission and issue a Wframe-larger-than warning.
8846 * opts.c (warn_frame_larger_than, frame_larger_than_size):
8847 Add definitions for new option variables.
8848 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
8850 * common.opt (Wframe-larger-than=): New option.
8852 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8854 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
8855 (<sse>_div<mode>3): Ditto.
8856 (<sse>_vmdiv<mode>3): Ditto.
8857 (<sse>_vmsqrt<mode>2): Ditto.
8858 (*smax<mode>3): Ditto.
8859 (sse5_frcz<mode>2): Ditto.
8860 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
8863 2008-02-20 Richard Guenther <rguenther@suse.de>
8866 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
8867 be happy with INTEGRAL_TYPE_P.
8869 2008-02-20 Richard Guenther <rguenther@suse.de>
8871 * fold-const.c (split_tree): Associate floatig-point expressions
8872 if flag_associative_math is set.
8874 2008-02-20 Richard Guenther <rguenther@suse.de>
8876 * tree.h (fold_real_zero_addition_p): Declare.
8877 * fold-const.c (fold_real_zero_addition_p): Export.
8878 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
8879 floating-point operations with zero and one.
8881 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
8883 * doc/install.texi: Correct references to CFLAGS, replacing them
8884 with BOOT_CFLAGS. Document flags used during bootstrap for
8887 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8889 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
8890 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
8891 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
8893 (smin<mode>3): Ditto from similar patterns.
8894 (smax<mode>3): Ditto.
8895 (*ieee_smin<mode>3): Ditto.
8896 (*ieee_smax<mode>3): Ditto.
8897 * config/i386/sse.md (sse): New mode attribute.
8898 (mov<mode>): Macroize expander from movv4sf and movv2df using
8899 SSEMODEF2P mode iterator.
8900 (<sse>_movnt<mode>): Ditto from similar patterns. Use
8901 SSE_VEC_FLOAT_MODE_P as insn constraint.
8902 (storent<mode>): Ditto.
8903 (storent<mode>): Macroize expander from storentsf and storentdf using
8904 MODEF mode iterator.
8905 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
8906 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
8907 (abs<mode>2): Ditto from similar patterns.
8908 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
8909 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
8910 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
8911 (<sse>_vmsqrt<mode>2): Ditto.
8912 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
8913 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
8914 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
8915 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
8916 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
8917 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
8918 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
8920 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
8921 iterator and SSE_FLOAT_MODE_P as insn constraint.
8922 (<sse>_ucomi): Ditto from similar patterns.
8923 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
8924 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
8925 SSE_VEC_FLOAT_MODE_P as insn constraint.
8926 (vcond<mode>): Ditto from similar patterns.
8927 (and<mode>3, *and<mode>3): Ditto.
8928 (<sse>_nand<mode>3): Ditto.
8929 (ior<mode>3, *ior<mode>3): Ditto.
8930 (xor<mode>3, *xor<mode>3): Ditto.
8931 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
8932 iterator and SSE_FLOAT_MODE_P as insn constraint.
8933 (*nand<mode>3): Ditto from similar patterns.
8934 (*ior<mode>3): Ditto.
8935 (*xor<mode>3): Ditto.
8937 2008-02-20 Ira Rosen <irar@il.ibm.com>
8939 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
8940 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
8941 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
8943 2008-02-19 Jan Hubicka <jh@suse.cz>
8945 * predict.c (tree_bb_level_predictions): Remove variable next
8946 mistakely introduced by previous commit.
8948 2008-02-19 Jan Hubicka <jh@suse.cz>
8950 * predict.c (predict_paths_leading_to): Rewrite.
8951 (predict_paths_for_bb): New.
8952 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
8954 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8957 * Makefile.in (build_file_translate): New.
8958 (gcc-vers.texi): Use it for translating $(abs_srcdir).
8959 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
8960 * configure.ac (build_file_translate): Substitute it.
8961 * configure: Regenerate.
8963 2008-02-19 Jan Hubicka <jh@suse.cz>
8965 PR rtl-optimization/34408
8966 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
8969 2008-02-19 Jan Hubicka <jh@suse.cz>
8972 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
8975 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
8978 * config/i386/i386-modes.def: Revert the last DI alignment
8979 change until Ada people can look into it.
8981 2008-02-19 Nick Clifton <nickc@redhat.com>
8983 * opts.c (print_specific_help): Fix typo in --help text.
8985 2008-02-19 Jakub Jelinek <jakub@redhat.com>
8988 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
8989 32-bit inline asm without asm alternatives for host GCC < 3.0.
8991 2008-02-19 Richard Guenther <rguenther@suse.de>
8993 PR tree-optimization/34989
8994 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
8995 Allow propagation to INDIRECT_REF if we can simplify only.
8997 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8999 * c-common.c (warn_for_collisions_1): Use appropriate option when
9002 2008-02-19 Nick Clifton <nickc@redhat.com>
9005 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
9006 (handle_options): Fix indentation.
9007 (print_filtered_help): If no language-specific options were
9008 displayed tell the user how to list all the options supported by
9009 the language's front-end.
9010 (print_specific_help): Fix indentation and remove duplicate line.
9011 (common_handle_option): Handle the -v option.
9012 For --help enable the display of undocumented options if the -v
9013 switch has been included on the command line.
9014 For --help= check for overlaps in the arguments between the option
9015 classes and the language names and issue a warning when they
9016 cannot be disambiguated.
9017 * c.opt (v): Pass on to the common option handler.
9019 2008-02-19 Revital Eres <eres@il.ibm.com>
9021 * modulo-sched.c (sms_schedule): Change dump message when
9022 create_ddg function fails.
9023 (try_scheduling_node_in_cycle): Rename row to cycle.
9024 (print_partial_schedule): Rename CYCLE to ROW.
9026 2008-02-19 Christian Bruel <christian.bruel@st.com>
9027 Zdenek Dvorak <ook@ucw.cz>
9029 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
9031 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9034 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
9035 (*x86_movdicc_0_m1_se): Ditto.
9037 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9039 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
9040 (CMPtype): Define as __gcc_CMPtype.
9041 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
9042 (CMPtype): Define as __gcc_CMPtype.
9044 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
9046 Support valgrind 3.3 for --enable-checking=valgrind.
9047 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
9049 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
9050 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
9051 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
9052 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
9053 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
9054 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
9055 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
9057 * ggc-zone.c: Similar.
9058 * ggc-page.c: Similar.
9060 2008-02-19 Paul Brook <paul@codesourcery.com>
9063 * config/arm/ieee754-df.S: Fix do_it typo.
9064 * config/arm/ieee754-sf.S: Fix do_it typo.
9066 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9069 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
9070 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
9071 (OPTION_MASK_ISA_SSE_SET): Likewise.
9072 (OPTION_MASK_ISA_SSE2_SET): Likewise.
9073 (OPTION_MASK_ISA_SSE3_SET): Likewise.
9074 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
9075 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
9076 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
9077 (OPTION_MASK_ISA_SSE4_SET): Likewise.
9078 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
9079 (OPTION_MASK_ISA_SSE5_SET): Likewise.
9080 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
9081 (OPTION_MASK_ISA_MMX_UNSET): Updated.
9082 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
9083 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9084 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9085 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9086 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9087 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9088 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9089 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
9090 (OPTION_MASK_ISA_SSE4): Removed.
9091 (ix86_handle_option): Turn on bits in ix86_isa_flags and
9092 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
9093 (override_options): Don't turn on implied SSE/MMX bits in
9096 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9098 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9101 2008-02-18 Joey Ye <joey.ye@intel.com>
9104 * tree-nested.c (insert_field_into_struct): Set type alignment
9105 to field alignment if the former is less than the latter.
9107 2008-02-18 Jakub Jelinek <jakub@redhat.com>
9109 * BASE-VER: Set to 4.4.0.
9111 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9113 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
9114 * doc/cfg.texi: Likewise.
9115 * doc/extend.texi: Likewise.
9116 * doc/gty.texi: Likewise.
9117 * doc/invoke.texi: Likewise.
9118 * doc/loop.texi: Likewise.
9119 * doc/md.texi: Likewise.
9120 * doc/passes.texi: Likewise.
9121 * doc/rtl.texi: Likewise.
9122 * doc/sourcebuild.texi: Likewise.
9123 * doc/tm.texi: Likewise.
9124 * doc/tree-ssa.texi: Likewise.
9126 2008-02-17 Richard Guenther <rguenther@suse.de>
9129 * tree-complex.c (init_parameter_lattice_values): Handle parameters
9130 without default definition.
9132 2008-02-17 Richard Guenther <rguenther@suse.de>
9134 PR tree-optimization/35231
9135 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
9138 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
9141 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9142 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9143 libgcc_cmp_return mode.
9145 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9148 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
9150 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
9152 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
9155 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9157 * doc/c-tree.texi: Use `@.' where appropriate.
9158 * doc/extend.texi: Likewise.
9159 * doc/install.texi: Likewise.
9160 * doc/invoke.texi: Likewise.
9161 * doc/loop.texi: Likewise.
9162 * doc/makefile.texi: Likewise.
9163 * doc/md.texi: Likewise.
9164 * doc/passes.texi: Likewise.
9165 * doc/standards.texi: Likewise.
9166 * doc/tm.texi: Likewise.
9168 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9171 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
9173 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
9174 rather than in entry_bb.
9176 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9178 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9179 libgcc_cmp_return mode.
9181 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9184 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
9185 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
9187 2008-02-15 Richard Guenther <rguenther@suse.de>
9188 Zdenek Dvorak <ook@ucw.cz>
9190 PR tree-optimization/35164
9191 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
9192 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
9193 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
9194 Only propagate addresses which do not have abnormal SSA_NAMEs
9197 2008-02-15 Joseph Myers <joseph@codesourcery.com>
9200 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
9202 2008-02-15 Jan Hubicka <jh@suse.cz>
9205 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
9207 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9210 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
9211 when calculating alignment_pad.
9213 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9215 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
9216 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
9217 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
9218 and STACK_BOUNDARY define.
9220 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
9222 PR preprocessor/35061
9223 * c-pragma.c (handle_pragma_pop_macro): Check that
9224 pushed_macro_table has been allocated.
9226 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
9229 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
9230 (force_gimple_operand): Likewise.
9231 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
9232 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
9233 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
9234 (find_interesting_uses_address): Check addressability and alignment
9235 of the base expression only after substituting bases of IVs into it.
9237 2008-02-14 Michael Matz <matz@suse.de>
9240 * function.c (instantiate_virtual_regs_in_insn): Reload address
9241 before falling back to reloading the whole operand.
9243 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
9245 * config/s390/s390.c (s390_mainpool_start): Emit the pool
9246 before the first section switch note.
9248 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9250 * doc/bugreport.texi: Update copyright years.
9251 * doc/c-tree.texi: Likewise.
9252 * doc/cfg.texi: Likewise.
9253 * doc/cpp.texi: Likewise.
9254 * doc/cppinternals.texi: Likewise.
9255 * doc/fragments.texi: Likewise.
9256 * doc/frontends.texi: Likewise.
9257 * doc/gcc.texi: Likewise.
9258 * doc/gty.texi: Likewise.
9259 * doc/hostconfig.texi: Likewise.
9260 * doc/implement-c.texi: Likewise.
9261 * doc/libgcc.texi: Likewise.
9262 * doc/loop.texi: Likewise.
9263 * doc/makefile.texi: Likewise.
9264 * doc/options.texi: Likewise.
9265 * doc/passes.texi: Likewise.
9266 * doc/rtl.texi: Likewise.
9267 * doc/sourcebuild.texi: Likewise.
9268 * doc/standards.texi: Likewise.
9269 * doc/tree-ssa.texi: Likewise.
9270 * doc/trouble.texi: Likewise.
9272 * doc/extend.texi: Use @: or add comma where appropriate.
9273 * doc/invoke.texi: Likewise.
9274 * doc/tm.texi: Likewise.
9276 2008-02-14 Alan Modra <amodra@bigpond.net.au>
9279 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
9282 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
9284 * doc/md.texi (clz, ctz): Add reference.
9285 * doc/rtl.texi (clz, ctz): Likewise.
9287 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9290 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
9293 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
9295 * config/s390/s390.c (struct constant_pool): New field
9296 emit_pool_after added.
9297 (s390_mainpool_start): Set the emit_pool_after flag according
9298 to the section switch notes.
9299 (s390_mainpool_finish): Consider emit_pool_after when emitting
9300 the literal pool at the end of the function.
9301 (s390_chunkify_start): Force literal pool splits at section
9304 2008-02-13 Michael Matz <matz@suse.de>
9307 * var-tracking.c (clobber_variable_part): Correctly traverse the
9310 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9313 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
9314 Add -fdump-ipa-inline.
9315 * tree-dump.c (dump_files): Remove tree-inlined dump.
9316 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
9318 2008-02-12 Richard Guenther <rguenther@suse.de>
9320 PR tree-optimization/35171
9321 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
9324 2008-02-12 Richard Guenther <rguenther@suse.de>
9327 * fold-const.c (fold_widened_comparison): Use get_unwidened in
9328 value-preserving mode. Disallow final truncation.
9330 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
9333 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
9334 code from here to...
9335 (force_gimple_operand): ...here.
9337 2008-02-12 Jakub Jelinek <jakub@redhat.com>
9340 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
9341 non-compatible pointers.
9342 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
9343 different FIELD_DECLs, try harder by comparing field offsets, sizes
9347 * function.c (match_asm_constraints_1): Don't replace the same input
9350 2008-02-12 Anatoly Sokolov <aesok@post.ru>
9352 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
9353 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
9354 (expand_epilogue): Restore RAMPZ register.
9355 * config/avr/avr.md (RAMPZ_ADDR): New constant.
9357 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
9359 * config/i386/cygwin.asm: (__alloca): Correct calling
9360 convention and alignment.
9361 (__chkstk): Force 8 byte stack alignment.
9363 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
9364 Richard Guenther <rguenther@suse.de>
9366 PR tree-optimization/33992
9367 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
9368 the zero we compare against.
9370 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
9373 * gthr-win32.h (__gthread_mutex_destroy_function): New function
9374 to CloseHandle after unlocking to prevent accumulation of handle
9377 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9380 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
9381 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
9382 and update LABEL_NUSES during and after reload.
9384 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
9387 * combine.c (simplify_if_then_else): Make sure the comparison is
9388 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
9390 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
9393 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
9394 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
9395 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
9396 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
9397 * tree.h (get_type_static_bounds): Likewise.
9399 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9401 * doc/invoke.texi (Option Summary, C++ Dialect Options)
9402 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9403 Make -Wfoo language annotations match what the compiler outputs.
9405 2008-02-08 Sa Liu <saliu@de.ibm.com>
9407 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
9408 intrinsics spu_convts, spu_convtu, spu_convtf.
9410 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
9412 * doc/extend.texi (Function Attributes) <noinline>: Mention
9413 asm ("") as method to keep calls.
9415 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9418 * doc/options.texi (Options): Replace references to opts.sh with
9420 * opts-common.c: Likewise.
9421 * optc-gen.awk: Likewise.
9423 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
9425 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
9427 2008-02-07 Richard Henderson <rth@redhat.com>
9430 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
9431 EXPR_LIST for the REG_EQUAL instead of a comparison with a
9434 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
9436 PR tree-optimization/35085
9437 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
9438 for operand entry oe2 in addition to operand entry oe3 in order to
9439 expose more opportunities for vectorizer sum reduction.
9441 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9444 * Makefile.in (LIBS): Remove $(GMPLIBS).
9445 (cc1-dummy, cc1): Add $(GMPLIBS).
9447 2008-02-06 Jan Hubicka <jh@suse.cz>
9450 * i386.md (moddf_integer): Do not produce partial memory stalls for
9451 targets where it hurts.
9453 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
9456 * optabs.c (expand_float): Do not check for decimal modes when
9457 expanding unsigned integer through signed conversion.
9459 2008-02-06 Nick Clifton <nickc@redhat.com>
9461 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
9462 inside the clobber with a match_operand and duplicated operand
9463 number in the constraint.
9464 (ineqbranchsi): Delete redundant comment.
9466 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9468 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
9469 builtin_define ("__USE_INIT_FINI__").
9470 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
9472 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
9474 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9476 PR documentation/30330
9477 * doc/invoke.texi (C++ Dialect Options)
9478 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9479 For each warning option -Wfoo that allows -Wno-foo, ensure both
9480 -Wfoo and -Wno-foo are listed in the option index. Fix index
9481 entry of -Wswitch-default, index -Wnormalized= including the
9482 `=', and -Wlarger-than-@var{len} including @var{len}.
9484 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9486 * config/i386/i386.md (floatunssisf2): Use
9487 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
9488 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
9489 Macroize expander using MODEF mode iterator.
9491 2008-02-05 Diego Novillo <dnovillo@google.com>
9493 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
9496 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
9498 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9501 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
9503 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
9506 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
9507 to indicate if a message should be generated.
9508 (init_cumulative_args): Updated.
9509 (function_value_32): Likewise.
9511 2008-02-05 Joseph Myers <joseph@codesourcery.com>
9513 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
9515 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9518 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
9519 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
9521 2008-02-04 Diego Novillo <dnovillo@google.com>
9523 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
9526 * tree-vrp.c (vrp_evaluate_conditional): With
9527 -Wtype-limits, emit a warning when comparing against a
9528 constant outside the natural range of OP0's type.
9530 2008-02-04 Richard Guenther <rguenther@suse.de>
9533 * expr.c (count_type_elements): Give for unions instead of
9536 2008-02-04 Richard Guenther <rguenther@suse.de>
9539 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
9540 to TYPE_DOMAINs base type instead of using bitsizetype here.
9542 2008-02-03 Jason Merrill <jason@redhat.com>
9544 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
9546 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9549 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
9550 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
9551 (RS/6000 and PowerPC Options): Fix typos and markup.
9552 * doc/passes.texi (Tree-SSA passes): Likewise.
9554 2008-02-02 Michael Matz <matz@suse.de>
9557 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
9558 from record_last_reg_set_info.
9559 (record_last_reg_set_info): Take an RTX argument, iterate over all
9560 constituent hardregs.
9561 (record_last_set_info, record_opr_changes): Change calls to
9562 new signature or to record_last_reg_set_info_regno.
9564 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
9566 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
9568 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
9570 PR rtl-optimization/34773
9571 * reg-notes.def (EQUAL): Mention significance of combination of
9572 REG_EQUAL and REG_RETVAL.
9573 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
9574 insn that has a REG_RETVAL.
9576 2008-02-01 Roger Sayle <roger@eyesopen.com>
9579 * configure.ac (--enable-fixed-point): Disable unless explicitly
9581 * configure: Regenerate.
9583 2008-02-01 Richard Guenther <rguenther@suse.de>
9586 * invoke.texi (-finline-limit): Remove no longer true parts
9587 of the documentation. Note that there is no default value.
9589 2008-02-01 Andrew Pinski <pinskia@gmail.com>
9590 Mark Mitchell <mark@codesourcery.com>
9591 Ben Elliston <bje@au.ibm.com>
9594 * doc/extend.texi (Other Builtins): Document.
9596 2008-01-31 Tom Browder <tom.browder@gmail.com>
9598 * doc/c-tree.texi (Types): Fix grammar.
9599 (Expression trees): Ditto.
9600 * doc/passes.texi (Tree-SSA passes): Ditto.
9602 * doc/configterms.texi (Configure Terms): Fix typo.
9603 * doc/cpp.texi (Common Predefined Macros): Ditto.
9604 * doc/md.texi (Machine Constraints): Ditto.
9606 * doc/makefile.texi (Makefile): Add comma.
9608 2008-01-31 Tom Browder <tom.browder@gmail.com>
9609 Gerald Pfeifer <gerald@pfeifer.com>
9611 * doc/sourcebuild.texi (Front End): Remove references to CVS
9612 and CVSROOT/modules.
9613 (Texinfo Manuals): Replace reference to CVS by one to SVN.
9614 (Back End): Remove reference to CVS.
9616 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9619 * config/mips/mips.c (gen_load_const_gp): New function, taking a
9621 (mips16_gp_pseudo_reg): ...here.
9622 * config/mips/mips.md (load_const_gp): Replace with...
9623 (load_const_gp_<mode>): ...this :P-based insn.
9625 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9627 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
9628 options. Minor fixes.
9629 (-std): Move reference to standards closer to where language
9630 standards are first mentioned.
9632 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9634 PR rtl-optimization/34995
9635 * reload.c (alternative_allows_const_pool_ref): Take an rtx
9636 parameter and return a bool. If the rtx parameter is nonnull,
9637 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
9638 (find_reloads): Update call accordingly. Pass the new operand
9639 if it needed no address reloads, otherwise pass null.
9641 2008-01-30 Richard Henderson <rth@redhat.com>
9644 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
9645 for unbounded arrays.
9647 2008-01-30 Silvius Rus <rus@google.com>
9649 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
9651 2008-01-30 Jan Hubicka <jh@suse.cz>
9654 * i386.c (init_cumulative_args): Use real function declaration when
9657 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
9659 PR rtl-optimization/34998
9660 * global.c (build_insn_chain): Treat non-subreg_lowpart
9661 SUBREGs of pseudos as clobbering all the words covered by the
9662 SUBREG, not just all the bytes.
9663 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
9664 original df_ref rather than an extract parameter.
9665 (global_conflicts): Update call accordingly.
9667 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
9669 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
9670 the overflow check to make it easier to read.
9671 (__fixtfdi): Change the type of the ll member in union
9672 long_double to UDItype_x.
9674 2008-01-30 Jakub Jelinek <jakub@redhat.com>
9677 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
9678 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
9679 * tree-inline.c (fold_marked_statements): Call
9680 cgraph_update_edges_for_call_stmt if folding a call statement.
9681 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
9682 debug_generic_stmt calls, reset it back afterwards.
9685 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
9687 * c-typeck.c (build_external_ref): Don't pedwarn about
9688 static vars in current function's scope.
9690 2008-01-29 Joseph Myers <joseph@codesourcery.com>
9692 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
9694 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
9697 * ipa-struct-reorg.c: Fix spelling.
9698 * params.def: Ditto.
9700 2008-01-29 Richard Guenther <rguenther@suse.de>
9703 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
9705 * tree-inline.c (remap_type): Increment remapping_type_depth
9706 around remapping types.
9707 (copy_body_r): Only add referenced variables if they are referenced
9708 from code, not types.
9710 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
9721 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
9722 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
9724 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
9727 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
9728 pointer for tiny stack.
9730 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9732 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
9734 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9736 * config/vx-common.h: Fix typo in comment.
9738 2008-01-28 Ian Lance Taylor <iant@google.com>
9742 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
9743 coalesce pointers if they have different DECL_NO_TBAA_P values.
9744 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
9745 between variables with different DECL_NO_TBAA_P values.
9747 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
9750 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
9751 are not legitimate small data references on SPE targets.
9753 2008-01-28 David Daney <ddaney@avtrex.com>
9755 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
9757 2008-01-28 David Daney <ddaney@avtrex.com>
9759 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
9761 2008-01-27 Joseph Myers <joseph@codesourcery.com>
9763 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
9764 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
9765 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
9766 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
9767 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9768 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
9769 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
9770 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
9772 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9774 * basic-block.h (condjump_equiv_p): Fix comment.
9776 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9778 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
9779 print_generic_stmt_indented): Fix comment.
9781 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9783 * configure.ac (__stack_chk_fail): Add detecion for availability
9784 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
9785 * configure: Regenerate.
9787 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
9790 * final.c (output_addr_const): Handle TRUNCATE.
9792 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
9795 * tree-ssa-loop-ivopts.c (comp_cost): New type.
9796 (zero_cost, infinite_cost): New constants.
9797 (struct cost_pair): Change type of cost to comp_cost.
9798 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
9799 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
9801 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
9802 split_address_cost, ptr_difference_cost, difference_cost,
9803 get_computation_cost_at, get_computation_cost,
9804 determine_use_iv_cost_generic, determine_use_iv_cost_address,
9805 determine_use_iv_cost_condition, determine_use_iv_costs,
9806 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
9807 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
9808 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
9809 Change type of cost to comp_cost.
9810 (determine_iv_cost): Increase cost of non-original ivs, instead
9811 of decreasing the cost of original ones.
9812 (get_address_cost): Indicate the complexity of the addressing mode
9814 (try_add_cand_for): Prefer using ivs not specific to some object.
9815 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
9817 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
9818 Janis Johnson <janis187@us.ibm.com>
9821 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
9822 (TARGET_INSTANTIATE_DECLS): Likewise.
9823 * target.h (expand_to_rtl_hook): New target hook.
9824 (instantiate_decls): Likewise.
9825 * function.c (instantiate_decl): Make non-static. Rename to...
9826 (instantiate_decl_rtl): ... this.
9827 (instantiate_expr): Use instantiate_decl_rtl.
9828 (instantiate_decls_1): Likewise.
9829 (instantiate_decls): Likewise.
9830 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
9831 * function.h (instantiate_decl_rtl): Add prototype.
9832 * cfgexpand.c (target.h): New include.
9833 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
9834 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
9835 (TARGET_INSTANTIATE_DECLS): Likewise.
9836 (TARGET_INITIALIZER): New target hooks added.
9837 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
9839 * config/rs6000/rs6000.c (tree-flow.h): New include.
9840 (machine_function): Add sdmode_stack_slot field.
9841 (rs6000_alloc_sdmode_stack_slot): New function.
9842 (rs6000_instantiate_decls): Likewise.
9843 (rs6000_secondary_memory_needed_rtx): Likewise.
9844 (rs6000_check_sdmode): Likewise.
9845 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
9846 (TARGET_INSTANTIATE_DECLS): Likewise.
9847 (rs6000_hard_regno_mode_ok): Allow SDmode.
9848 (num_insns_constant): Likewise. Handle _Decimal32 constants.
9849 (rs6000_emit_move): Handle SDmode.
9850 (function_arg_advance): Likewise.
9851 (function_arg): Likewise.
9852 (rs6000_gimplify_va_arg): Likewise. Add special handling of
9853 SDmode var args for 32-bit compiles.
9854 (rs6000_secondary_reload_class): Handle SDmode.
9855 (rs6000_output_function_epilogue): Likewise.
9856 (rs6000_function_value): Simplify if statement.
9857 (rs6000_libcall_value): Likewise.
9858 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
9859 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
9860 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
9861 (movsd_hardfloat): New define_insn.
9862 (movsd_softfloat): Likewise.
9863 (movsd_store): Likewise.
9864 (movsd_load): Likewise.
9865 (extendsddd2): Likewise.
9866 (extendsdtd2): Likewise.
9867 (truncddsd2): Likewise.
9868 (movdd_hardfloat64): Fixup comment.
9869 (UNSPEC_MOVSD_LOAD): New constant.
9870 (UNSPEC_MOVSD_STORE): Likewise.
9872 2008-01-26 Jakub Jelinek <jakub@redhat.com>
9875 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
9877 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
9878 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
9879 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
9882 2008-01-26 David Edelsohn <edelsohn@gnu.org>
9885 * config.gcc: Separate AIX 5.3 from AIX 6.1.
9886 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9887 __LONGDOUBLE128 too.
9888 * config/rs6000/aix61.h: New file.
9890 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9892 PR rtl-optimization/34959
9893 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
9894 popcount and parity rtxes the same mode as their operand.
9895 Truncate or extend the result to the return value's mode
9898 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9901 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
9902 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
9903 to GOT_VERSION_REGNUM.
9904 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
9905 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
9906 * config/mips/mips.c (mips_emit_call_insn): New function.
9907 (mips_call_tls_get_addr): Call mips_expand_call directly.
9908 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
9910 (mips16_build_call_stub): Likewise. Return the call insn or null.
9911 (mips_expand_call): Update the call to mips16_build_call_stub
9912 accordingly and a remove redundant condition. Assert that MIPS16
9913 stubs do not use lazy binding. Use mips_emit_call_insn and return
9915 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
9917 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
9918 (mips_avoid_hazard): Remove hazard_set handling.
9919 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
9920 (UNSPEC_RESTORE_GP): ...this.
9921 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
9922 (FAKE_CALL_REGNO): Rename to...
9923 (GOT_VERSION_REGNUM): ...this.
9924 (type): Add "ghost" value. Add an associated insn reservation.
9925 (hazard_set): Remove.
9926 (exception_receiver): Rename to...
9927 (restore_gp): ...this and update the unspec identifier accordingly.
9928 (exception_receiver, nonlocal_got_receiver): New expanders.
9929 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
9930 FAKE_CALL_REGNO. Remove hazard_set attribute.
9931 (set_got_version, update_got_version): New patterns.
9933 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
9936 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
9938 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9941 * doc/install.texi2html: Generate gcc-vers.texi.
9943 2008-01-25 DJ Delorie <dj@redhat.com>
9945 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9947 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9949 * config/c4x: Remove directory.
9950 * config.gcc (crx-*, mt-*): Mark obsolete.
9951 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
9952 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
9953 sh-*-rtemscoff*): Remove cases.
9954 * defaults.h (C4X_FLOAT_FORMAT): Remove.
9955 * real.c (encode_c4x_single, decode_c4x_single,
9956 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
9957 c4x_extended_format): Remove.
9958 * real.h (c4x_single_format, c4x_extended_format): Remove.
9959 * doc/extend.texi (interrupt, naked): Remove mention of attributes
9961 (Pragmas): Remove comment about c4x pragmas.
9962 * doc/install.texi (c4x): Remove target-specific instructions.
9963 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
9964 * doc/md.texi (Machine Constraints): Remove C4x documentation.
9965 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
9966 refer to C4x source files as examples.
9967 (C4X_FLOAT_FORMAT): Remove documentation.
9969 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
9971 * config/bfin/bfin.c (override_options): Reorder tests so that
9972 flag_pic gets enabled for -msep-data.
9974 2008-01-25 Richard Guenther <rguenther@suse.de>
9977 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
9978 to its bitfield precision if required.
9980 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9983 * tree-nested.c (walk_omp_for): New function.
9984 (convert_nonlocal_reference, convert_local_reference): Call
9985 walk_omp_for on OMP_FOR.
9986 (convert_call_expr): Call walk_body on OMP_FOR's
9987 OMP_FOR_PRE_INIT_BODY.
9989 2008-01-25 Richard Guenther <rguenther@suse.de>
9991 PR tree-optimization/34966
9992 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
9993 default defs and PHI_NODEs we have to insert after the
9996 2008-01-24 Nick Clifton <nickc@redhat.com>
9998 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
9999 Provide a default definition.
10000 (LIBGCC2_UNITS_PER_WORD): Likewise.
10002 * config/stormy16/stormy16.c: Include df.h for the prototype
10003 for df_regs_ever_live_p.
10004 (xstormy16_expand_builtin_va_start): Convert the stack offset
10005 into a component_ref and then use POINTER_PLUS_EXPR to add it
10006 to the incoming_virtual_args_rtx.
10007 (xstormy16_gimplify_va_arg_expr): Rename to
10008 xstormy16_gimplify_va_arg_expr.
10009 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
10010 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
10011 xstormy16_gimplify_va_arg_expr.
10012 Fix up some formatting issues.
10014 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
10015 Move to predicates.md.
10016 (xs_hi_general_operand): Likewise.
10017 (xs_hi_nonmemory_operand): Likewise.
10018 * config/stormy16/predicates.md:
10019 (xstormy16_carry_plus_operand): New predicate.
10020 (xs_hi_general_operand): New predicate.
10021 (xs_hi_nonmemory_operand): New predicate.
10022 * config/stormy16/stormy16-protos.h:
10023 (xstormy16_carry_plus_operand): Delete prototype.
10024 (xs_hi_general_operand): Likewise.
10025 (xs_hi_nonmemory_operand): Likewise.
10027 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
10028 modifiers as they are no longer needed and they can trigger
10029 reload spill failures.
10031 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
10032 with a match_operand in order to help reload.
10034 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
10035 constraint with 'e' for the 8th alternative as this version of
10036 the mov.w instruction only accepts the lower 8 registers.
10038 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
10041 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
10042 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
10045 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10047 PR middle-end/33333
10048 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
10050 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10052 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
10054 (remove_structure): Update allocations list before removing structure.
10056 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10058 * ipa-struct-reorg.c (is_safe_cond_expr,
10059 create_new_stmts_for_cond_expr): Use integer_zerop function,
10060 that recognize not only zero-pointer, but zero-integer too.
10062 2008-01-25 Ben Elliston <bje@au.ibm.com>
10065 * fixproto: Escape "." in sed expression that strips leading "./".
10067 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
10070 * gcc.c (SWITCH_OK): Removed.
10071 (SWITCH_LIVE): Changed to bit.
10072 (SWITCH_FALSE): Likewise.
10073 (SWITCH_IGNORE): Likewise.
10074 (switchstr): Change live_cond to unsigned int.
10075 (process_command): Replace SWITCH_OK with 0.
10076 (do_self_spec): Likewise.
10077 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
10078 (give_switch): Likewise.
10079 (used_arg): Likewise.
10080 (do_spec_1): Set the SWITCH_IGNORE bit.
10081 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
10082 bits. Set the SWITCH_LIVE bit.
10084 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10086 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
10088 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
10090 PR tree-optimization/34472
10091 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
10092 parameter to a "bool *" and set *DATA to false if there is
10093 an unsafe access. Do not delete the structure here.
10094 (check_cond_exprs): Delete it here instead.
10095 (check_cond_exprs, exclude_cold_structs): Do not increase
10096 I when removing a structure.
10098 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
10101 * config/i386/i386.c (ix86_expand_vector_init): Consider only
10102 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
10104 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
10106 PR middle-end/34934
10107 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
10108 a fixed vector for stack.
10110 2008-01-24 Ben Elliston <bje@au.ibm.com>
10113 * doc/gcc.texi (Software development): Add a direntry for g++.
10115 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
10117 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
10118 stale and straggling -fforce-addr comments above.
10120 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
10122 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
10123 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
10125 2008-01-23 Michael Matz <matz@suse.de>
10128 * dwarf2out.c (force_type_die): Use modified_type_die instead of
10131 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
10133 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
10134 malloc result type.
10136 2008-01-23 Anatoly Sokolov <aesok@post.ru>
10138 * config/avr/avr.c (avr_current_arch): New variable.
10139 (avr_arch_types): Add 'avr31' and 'avr51' entries.
10140 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
10141 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
10142 (avr_override_options): Init 'avr_current_arch'.
10143 (base_arch_s): Move from here...
10144 * config/avr/avr.h (base_arch_s): ... here. Add new members
10145 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
10146 'mega' to 'have_jmp_call'.
10147 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
10148 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
10150 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
10152 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10153 MULTILIB_MATCHES): (Ditto.).
10155 2008-01-23 Richard Guenther <rguenther@suse.de>
10157 PR middle-end/31529
10158 * cgraphunit.c (cgraph_reset_node): Always mark the node
10159 not reachable if it is not queued already.
10161 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
10163 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
10164 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
10165 (cputype_selected): New static variable.
10166 (bfin_handle_option): Set it if -mcpu is used.
10167 (override_option): Select default set of workarounds if no cpu type
10168 selected on the command line.
10169 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
10171 From Michael Frysinger <michael.frysinger@analog.com>
10172 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
10173 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
10175 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
10176 for bf547, bf523, bf524, and bf526.
10177 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
10179 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10180 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
10181 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
10182 __ADSPBF547__ and __ADSPBF54x__ for bf547.
10183 * doc/invoke.texi (Blackfin Options): Document that
10184 -mcpu now accept bf547, bf523, bf524, and bf526.
10186 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
10188 PR rtl-optimization/34628
10189 * combine.c (try_combine): Stop and undo after the first combination
10190 if an autoincrement side-effect on the first insn has effectively
10193 2008-01-22 David Edelsohn <edelsohn@gnu.org>
10196 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
10197 Offset addresses are not valid for Altivec or paired float modes.
10199 2008-01-22 Jakub Jelinek <jakub@redhat.com>
10202 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
10203 if DECL_INITIAL (decl) is error_mark_node.
10206 * c-common.c (handle_vector_size_attribute): Only allow
10207 integral, scalar float and fixed point types. Handle OFFSET_TYPE
10208 the same way as pointer, array etc. types.
10209 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
10212 * tree.c (build_type_attribute_qual_variant): Call
10213 build_qualified_type if attributes are equal, but quals are not.
10215 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10218 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
10219 * flags.h (warn_strict_aliasing): Remove.
10220 (warn_strict_overflow): Remove.
10221 * opts.c (warn_strict_aliasing): Remove.
10222 (warn_strict_overflow): Remove.
10223 * c-opts.c (c_common_handle_option): -Wall only sets
10224 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
10225 (c_common_post_options): Give default values to -Wstrict-aliasing
10226 and -Wstrict-overflow if they are uninitialized.
10227 * common.opt (Wstrict-aliasing): Specify Var and Init.
10228 (Wstrict-overflow): Likewise.
10230 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
10232 PR rtl-optimization/26854
10233 PR rtl-optimization/34400
10234 PR rtl-optimization/34884
10235 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
10237 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
10238 (df_rd_bb_info.expanded_lr_out): Deleted
10239 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
10240 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
10241 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
10242 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
10243 Removed code to allocate, initialize or free expanded_lr_out.
10244 (df_rd_bb_local_compute_process_def): Restructured to make more
10246 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
10247 sets if the sets are being trimmed.
10249 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
10252 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
10253 (as_vers): Likewise.
10254 * configure: Regenerated.
10256 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10258 PR middle-end/33092
10259 * tree-pass.h (pass_build_alias): New pass.
10260 * tree-ssa-alias.c (gate_build_alias): New.
10261 (pass_build_alias): New.
10262 * passes.c (init_optimization_passes): Add pass_build_alias after
10263 pass_create_structure_vars.
10265 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
10267 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
10268 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
10269 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
10270 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
10271 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
10272 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
10273 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
10274 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
10275 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
10276 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
10277 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
10278 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
10279 * config/s390/s390.md (FP_ALL): New mode iterator.
10280 (_d): New mode attribute.
10281 ("*signbit<mode>2>"): Changed mode of first operand.
10282 ("isinf<mode>2"): Changed mode of first operand.
10283 ("*TDC_insn"): Adaptation for DFP modes.
10285 2008-01-22 Ben Elliston <bje@au.ibm.com>
10287 * tree.c (check_qualified_type): Improve function description.
10289 2008-01-21 Jason Merrill <jason@redhat.com>
10292 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
10293 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
10296 2008-01-21 DJ Delorie <dj@redhat.com>
10298 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
10301 2008-01-21 Richard Guenther <rguenther@suse.de>
10303 PR middle-end/34856
10304 * tree-cfg.c (verify_expr): Allow all invariant expressions
10305 instead of just constant class ones as reference argument.
10306 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
10307 like any other constant.
10308 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
10310 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
10312 * regmove.c (fixup_match_1): Update call crossed frequencies.
10314 2008-01-21 Richard Guenther <rguenther@suse.de>
10317 * tree-inline.c (setup_one_parameter): Deal with mismatched
10318 types using a VIEW_CONVERT_EXPR.
10320 2008-01-21 Alon Dayan <alond@il.ibm.com>
10321 Olga Golovanevsky <olga@il.ibm.com>
10323 PR tree-optimization/34701
10324 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
10325 when the structure size is not a power of 2.
10327 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
10329 * doc/install.texi: Add doc for --enable-checking=df.
10331 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
10333 PR rtl-optimization/34808
10334 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
10336 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
10338 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
10341 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10343 PR rtl-optimization/26854
10344 PR rtl-optimization/34400
10345 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
10347 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
10348 (df_rd_bb_info.expanded_lr_out): New.
10349 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
10350 * loop_iv.c (iv_analysis_loop_init): Ditto.
10351 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
10352 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
10353 Added code to allocate, initialize or free expanded_lr_out.
10354 (df_rd_bb_local_compute_process_def): Restructured to make
10355 more understandable.
10356 (df_rd_confluence_n): Add code to do nothing with fake edges and
10357 code to no apply invalidate_by_call sets if the sets are being trimmed.
10358 (df_lr_local_finalize): Renamed to df_lr_finalize.
10359 (df_live_local_finalize): Renamed to df_live_finalize.
10361 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
10364 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
10365 deciding whether to use reciprocal instructions.
10367 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
10369 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
10370 dwarf2out_note_section_used if cold_text_section is NULL.
10372 2008-01-19 Jakub Jelinek <jakub@redhat.com>
10374 PR gcov-profile/34610
10375 * tree-cfg.c (make_edges): Mark both outgoing edges from
10376 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
10377 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
10378 from OMP_FOR and OMP_CONTINUE outgoing edges.
10380 * tree-profile.c (tree_profiling): Return early if
10381 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
10383 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
10384 from cfun to child_cfun.
10385 * function.h (struct function): Add after_tree_profile bit.
10387 2008-01-19 Anatoly Sokolov <aesok@post.ru>
10389 * config/avr/avr.S (_exit): Disable interrupt.
10391 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
10392 Steven Bosscher <stevenb.gcc@gmail.com>
10394 PR rtl-optimization/26854
10395 PR rtl-optimization/34400
10396 * df-problems.c (df_live_scratch): New scratch bitmap.
10397 (df_live_alloc): Allocate df_live_scratch when doing df_live.
10398 (df_live_reset): Clear the proper bitmaps.
10399 (df_live_bb_local_compute): Only process the artificial defs once
10400 since the order is not important.
10401 (df_live_init): Init the df_live sets only with the variables
10402 found live by df_lr.
10403 (df_live_transfer_function): Use the df_lr sets to prune the
10404 df_live sets as they are being computed.
10405 (df_live_free): Free df_live_scratch.
10407 2008-01-18 Ian Lance Taylor <iant@google.com>
10409 * common.opt: Add fmerge-debug-strings.
10410 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
10411 flag_merge_debug_strings rather than flag_merge_constants.
10412 * doc/invoke.texi (Option Summary): Mention
10413 -fmerge-debug-strings.
10414 (Debugging Options): Document -fmerge-debug-strings.
10416 2008-01-18 Ian Lance Taylor <iant@google.com>
10419 * tree.h (DECL_IS_OPERATOR_NEW): Define.
10420 (struct tree_function_decl): Add new field operator_new_flag.
10421 * tree-inline.c (expand_call_inline): When inlining a call to
10422 operator new, force the return value to go into a variable, and
10423 set DECL_NO_TBAA_P on that variable.
10424 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
10426 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
10429 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
10430 DWARF2_DEBUGGING_INFO.
10431 (dwarf2out_note_section_used): Ditto. Add prototype.
10432 (have_multiple_function_sections, text_section_used,
10433 cold_text_section_used, *cold_text_sections): Move declarations
10436 2008-01-17 Bob Wilson <bob.wilson@acm.org>
10438 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
10439 field and add signal_ra.
10440 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
10441 assignments to frame state pc. Move end of stack check after
10442 MD_FALLBACK_FRAME_STATE_FOR.
10443 (uw_update_context_1): Use frame state signal_regs if set, instead
10444 of checking signal_frame flag.
10445 (uw_update_context): Use frame state signal_ra if set.
10446 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
10447 * config/xtensa/linux-unwind.h: New file.
10449 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
10451 * modulo-sched.c (get_sched_window): Fix comment typo.
10453 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
10455 PR tree-optimization/34648
10456 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
10458 2008-01-17 Anatoly Sokolov <aesok@post.ru>
10460 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
10461 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
10463 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
10465 PR rtl-optimization/34400
10466 * df-core.c (df_worklist_dataflow_overeager,
10467 df_worklist_dataflow_doublequeue): New functions.
10468 (df_worklist_dataflow): Two different worklist solvers.
10469 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
10472 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10475 * doc/invoke.texi: Document the dependence on pthread for fopenmp
10476 and ftree-parallelize-loops.
10478 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
10480 PR rtl-optimization/34826
10481 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
10483 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
10485 * global.c (find_reg): Mark the eh regs as used if necessary.
10486 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
10487 * ra.h (struct allocno): no_eh_reg field added. Changed
10488 no_stack_reg type to bitfield.
10490 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
10492 * tree.c (substitute_in_expr): Add missing 'break'.
10494 2008-01-17 Richard Guenther <rguenther@suse.de>
10496 PR tree-optimization/34825
10497 * tree-ssa-math-opts.c (is_division_by): Do not recognize
10498 x / x as division to handle.
10500 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10502 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
10503 "-pthread" is specified.
10504 * pa-hpux11.h (LIB_SPEC): Likewise.
10506 2008-01-16 Janis Johnson <janis187@us.ibm.com>
10507 Peter Bergner <bergner@vnet.ibm.com>
10509 PR rtl-optimization/33796
10510 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
10512 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10514 PR libgfortran/34699
10515 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
10517 * pa-hpux10.h (LINK_SPEC): Likewise.
10518 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
10520 2008-01-16 Richard Guenther <rguenther@suse.de>
10522 PR middle-end/32628
10523 * fold-const.c (fold_convert_const_int_from_int): Do not
10524 set overflow if that occured only because of a sign extension
10525 change when converting from/to a sizetype with the same
10526 precision and signedness.
10528 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10531 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
10532 location address to the correct place. Update copyright year.
10534 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10536 * lambda-code.c (lambda_transform_legal_p): Handle the case of
10537 no dependences in the dependence_relations vector.
10539 2008-01-16 Jan Hubicka <jh@suse.cz>
10541 PR rtl-optimization/31396
10542 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
10543 * cfg.c (dump_reg_info): Print it.
10544 * regs.h (struct reg_info_t): add freq_calls_crossed.
10545 (REG_FREQ_CALLS_CROSSED): New macro.
10546 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
10547 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
10548 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
10549 regmove_optimize): Update call crossed frequencies.
10550 * local-alloc.c (struct qty): Add freq_calls_crossed.
10551 (alloc_qty): Copute freq_calls_crossed.
10552 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
10553 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
10554 * ra.h (struct allocno): Add freq_calls_crossed.
10556 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10558 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
10559 libgomp when compiling with ftree-parallelize-loops.
10560 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
10562 2008-01-16 Richard Guenther <rguenther@suse.de>
10564 PR tree-optimization/34769
10565 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
10566 * tree.c (int_cst_value): Instead make this function more
10567 permissive in what it accepts as valid input. Document this
10568 function always sign-extends the value.
10570 2008-01-16 Jakub Jelinek <jakub@redhat.com>
10571 Richard Guenther <rguenther@suse.de>
10574 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
10575 (gimple_fold_indirect_ref_rhs): ... this.
10576 (gimple_fold_indirect_ref): New function with foldings
10577 that preserve lvalueness.
10578 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
10579 * tree-flow.h (gimple_fold_indirect_ref): Declare.
10580 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
10581 to fold an INDIRECT_REF, fall back to the old use of
10582 fold_indirect_ref_1.
10584 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10586 * tree-data-ref.c (subscript_dependence_tester_1): Call
10587 free_conflict_function.
10588 (compute_self_dependence): Same.
10590 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10593 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
10594 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
10596 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
10597 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
10598 for DWARF2_UNWIND_INFO targets.
10600 2008-01-16 Richard Guenther <rguenther@suse.de>
10603 * c-typeck.c (common_pointer_type): Do not merge inconsistent
10604 type qualifiers for function types.
10606 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
10608 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
10609 loop_iterator li from previous commit.
10611 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
10613 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
10615 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10617 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
10618 (parallelize_loops): Don't parallelize irreducible components.
10620 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10623 * c-opts (c_common_post_options): Do not enable CPP
10624 flag_pedantic_errors by default.
10626 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
10628 PR rtl-optimization/31944
10629 * cse.c (remove_pseudo_from_table): New function.
10630 (merge_equiv_classes): Use above function to remove pseudo-registers.
10631 (invalidate): Likewise.
10633 2008-01-13 Richard Guenther <rguenther@suse.de>
10635 PR middle-end/34601
10636 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
10637 instead of TYPE_MODE to deal with calls from expand_one_error_var.
10639 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
10641 * gcse.c (cprop_jump): Call validate_unshare_change instead of
10642 validate_change to unshare the source of the PC set.
10644 2008-01-12 Jan Hubicka <jh@suse.cz>
10646 PR middle-end/32135
10647 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
10648 references above array bounds. This might trigger bounds checks for
10649 pointers to arrays.
10651 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10653 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
10654 new_replaceable_dependencies.
10656 2008-01-12 Doug Kwan <dougkwan@google.com>
10658 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
10659 instead of OPT_Wreturn_type in warning due to ignored return type
10661 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
10662 options included in -Wextra.
10663 * c.opt: New option -Wignored_qualifiers.
10664 * doc/invoke.texi (Warning Options, -Wextra): Add new option
10665 -Wignore_qualifiers.
10666 (-Wignored-qualifiers): Document.
10667 (-Wreturn-type): Remove description of functionality now handled
10668 by -Wignored-qualifiers.
10670 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
10673 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
10674 NOP_EXPR if it is between integral types with the same precision.
10676 2008-01-12 Jan Hubicka <jh@suse.cz>
10679 * invoke.texi (max-inline-recursive-depth): Fix default value.
10681 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
10683 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
10686 2008-01-11 Bob Wilson <bob.wilson@acm.org>
10688 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
10690 2008-01-11 James E. Wilson <wilson@specifix.com>
10693 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
10695 2008-01-11 Anatoly Sokolov <aesok@post.ru>
10697 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
10698 save/restore frame pointer register and don't use 'call-prologues'
10699 optimization in function with "OS_task" attribute.
10701 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
10703 PR middle-end/31309
10704 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
10705 when copying to memory.
10707 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
10709 PR rtl-optimization/30905
10710 * cfgcleanup.c: Include dce.h
10711 (crossjumps_occured): New global variable.
10712 (try_crossjump_bb): Exit loop after finding a fallthru edge.
10713 If something changed, set crossjumps_occured to true.
10714 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
10715 Don't add/remove fake edges to exit here...
10716 (cleanup_cfg): ...but do it here, when crossjumping.
10717 Run a fast DCE when successful crossjumps occured in the latest
10718 iteration of try_optimize_cfg.
10720 2008-01-11 Richard Guenther <rguenther@suse.de>
10722 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
10723 (struct vn_unary_op_s): Likewise.
10724 (vn_reference_insert): Free old reference on hash collision.
10726 2008-01-10 Raksit Ashok <raksit@google.com>
10728 PR rtl-optimization/27971
10729 * combine.c (find_split_point): Split PLUS expressions which are
10730 inside a MEM rtx, and whose first operand is complex.
10732 2008-01-10 DJ Delorie <dj@redhat.com>
10734 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
10735 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
10736 (m32c_hard_regno_ok): Call the underlying function.
10738 2008-01-10 Richard Guenther <rguenther@suse.de>
10740 PR middle-end/34683
10741 * tree-cfg.c (tree_merge_blocks): Do not go through the
10742 full-blown folding and stmt updating path if we just deal
10743 with virtual operands.
10744 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
10745 test for abnormal SSA_NAMEs.
10747 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
10749 PR middle-end/34641
10750 * reload.c (push_reload): Add assertions. All constants from
10751 reg_equiv_constant should have been used for replacing the respective
10753 (find_reloads_address): Invoke find_reloads_address_part for
10754 constant taken from the reg_equiv_constant array.
10756 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
10758 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
10759 field (valnum) the first in the struct. Replace bools with
10762 2008-01-10 Richard Guenther <rguenther@suse.de>
10764 PR tree-optimization/34651
10765 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
10766 types and ordering for masking and converting.
10768 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
10770 PR tree-optimization/34017
10771 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
10772 also for PHI_NODE expressions.
10774 2008-01-09 Jan Hubicka <jh@suse.cz>
10776 PR tree-optimization/34708
10777 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
10778 based on number of case labels.
10779 (init_inline_once): Remove switch_cost.
10780 * tree-inline.h (eni_weights_d): Remove switch_cost.
10782 2008-01-09 Richard Guenther <rguenther@suse.de>
10783 Andrew Pinski <andrew_pinski@playstation.sony.com>
10785 PR middle-end/30132
10786 * gimplify.c (gimplify_cond_expr): Do not create an addressable
10787 temporary if an rvalue is ok or an lvalue is not required.
10789 2008-01-09 Richard Guenther <rguenther@suse.de>
10791 PR middle-end/34458
10792 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
10793 adjust return type.
10795 2008-01-09 Richard Guenther <rguenther@suse.de>
10797 PR middle-end/34679
10798 * tree.c (host_integerp): Check for sizetype only if the
10799 type is an integer type.
10801 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
10804 * opts.c (decode_options): Disable inlining of functions called
10805 once if not in unit-at-a-time mode.
10807 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
10809 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
10811 2008-01-08 Richard Guenther <rguenther@suse.de>
10813 PR middle-end/31863
10814 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
10815 out early if the result will be unused.
10817 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10822 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10823 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10826 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
10828 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
10829 for vectorization tuned.
10831 2008-01-08 Richard Guenther <rguenther@suse.de>
10833 PR tree-optimization/34683
10834 * tree-ssa-operands.c (operand_build_cmp): Export.
10835 * tree-ssa-operands.h (operand_build_cmp): Declare.
10836 * tree-vn.c (vuses_compare): Remove.
10837 (sort_vuses): Use operand_build_cmp.
10838 (sort_vuses_heap): Likewise.
10839 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
10840 to re-use old VEC if available. Do not sort already sorted VUSEs.
10841 (vdefs_to_vec): Do not sort already sorted VDEFs.
10843 2008-01-08 Jakub Jelinek <jakub@redhat.com>
10845 PR middle-end/34694
10846 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
10848 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10851 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
10852 limitations of reciprocal sequences on x86 targets.
10854 2008-01-08 Richard Guenther <rguenther@suse.de>
10856 PR tree-optimization/34683
10857 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
10859 2008-01-07 Jakub Jelinek <jakub@redhat.com>
10862 * config/darwin.c (darwin_mergeable_string_section): Don't use
10863 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
10865 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
10868 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
10869 negxf2. Macroize expander using X87MODEF mode iterator. Change
10870 predicates of op0 and op1 to register_operand.
10871 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
10872 expander using X87MODEF mode iterator. Change predicates of
10873 op0 and op1 to register_operand.
10874 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
10875 corresponding patterns and macroize using MODEF macro. Change
10876 predicates of op0 and op1 to register_operand and remove
10877 "m" constraint. Disparage "r" alternative with "!".
10878 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
10879 macroize using X87MODEF macro. Change predicates of op0 and op1
10880 to register_operand and remove "m" constraint. Disparage "r"
10881 alternative with "!".
10882 (absneg splitter with memory operands): Remove.
10883 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
10884 patterns and macroize using X87MODEF mode iterator.
10885 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
10886 Change predicate of op1 to register_operand.
10887 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
10888 for memory operands.
10890 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
10892 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
10894 2008-01-07 Richard Guenther <rguenther@suse.de>
10896 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
10899 2008-01-07 Richard Guenther <rguenther@suse.de>
10901 PR tree-optimization/34683
10902 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
10903 VOPs of the needed size to save memory. Use VEC_quick_push
10904 to save compile-time.
10905 (vdefs_to_vec): Likewise.
10907 2008-01-07 Sa Liu <saliu@de.ibm.com>
10909 * config/spu/spu.md (divdf3): Genetate inline code for double
10910 division. The implementation doesn't handle INF or NAN, therefore it
10911 only applies when -ffinite-math-only is given.
10913 2008-01-06 Paolo Carlini <pcarlini@suse.de>
10916 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
10917 * doc/cpp.texi ([Common Predefined Macros]): Document.
10919 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
10921 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
10922 order to use commutative addition instead of subtraction.
10924 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10925 Mircea Namolaru <namolaru@il.ibm.com>
10926 Vladimir Yanovsky <yanov@il.ibm.com>
10927 Revital Eres <eres@il.ibm.com>
10929 PR tree-optimization/34263
10930 * tree-outof-ssa.c (process_single_block_loop_latch,
10931 contains_tree_r): New functions.
10932 (analyze_edges_for_bb): Call process_single_block_loop_latch
10933 function to empty single-basic-block latch block if possible.
10935 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10937 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10939 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
10941 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10943 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
10945 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10947 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
10949 2008-01-05 Jakub Jelinek <jakub@redhat.com>
10951 PR tree-optimization/34618
10952 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
10955 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10958 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
10959 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
10960 Update copyright year.
10962 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
10963 Update copyright year.
10964 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
10967 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
10969 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
10970 edge does not point to current bb before changing need_assert.
10972 2008-01-04 Richard Guenther <rguenther@suse.de>
10974 PR middle-end/34029
10975 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
10976 for verifying purposes if they are is_gimple_min_invariant.
10978 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
10980 PR tree-optimization/34448
10981 PR tree-optimization/34465
10982 * gimplify.c (gimplify_init_constructor): Add new parameter
10983 notify_temp_creation. Use it.
10984 (gimplify_modify_expr_rhs): Take volatiles into account when
10985 optimizing constructors.
10986 Do not optimize constructors if gimplify_init_constructor will dump to
10988 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
10989 * gcc.c-torture/compile/pr34448.c: New.
10991 2008-01-04 Jakub Jelinek <jakub@redhat.com>
10993 PR gcov-profile/34609
10994 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
10995 return_slot if result is TREE_ADDRESSABLE.
10997 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
10999 * config/mips/mips.md (sqrt_condition): Tweak comment.
11000 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
11002 2008-01-03 Tom Tromey <tromey@redhat.com>
11005 * c-common.c (c_type_hash): Handle VLAs.
11007 2008-01-03 Jan Hubicka <jh@suse.cz>
11009 PR tree-optimization/31081
11010 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
11011 0 when inlining and not inlining to first basic block.
11012 (remap_decl): When var is initialized to 0, don't set default_def.
11013 (expand_call_inline): Set entry_bb.
11014 * tree-inline.h (copy_body_data): Add entry_bb.
11016 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11019 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
11022 PR tree-optimization/29484
11023 * tree-inline.c (inline_forbidden_p_2): New function.
11024 (inline_forbidden_p): Disallow inlining if some static var
11025 has an address of a local LABEL_DECL in its initializer.
11026 * doc/extend.texi (Labels as Values): Document &&foo behaviour
11029 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
11031 PR tree-optimization/34635
11032 * tree-data-ref.c (add_other_self_distances): Make sure that the
11033 evolution step is constant.
11035 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11037 PR middle-end/34608
11038 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
11040 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
11042 * tree-sra.c (scalarize_init): Insert the generate_element_init
11043 statements after the generate_element_zero statements.
11045 2008-01-02 Richard Guenther <rguenther@suse.de>
11047 PR middle-end/34093
11048 PR middle-end/31976
11049 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
11050 for very large number of operands instead of ICEing.
11052 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
11055 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
11056 while stack probing.
11058 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
11060 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
11063 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
11065 PR libmudflap/26442
11066 * tree-mudflap.c (mx_register_decls): Guard warning by
11067 !DECL_ARTIFICIAL check.
11069 2008-01-01 Jakub Jelinek <jakub@redhat.com>
11071 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
11072 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
11073 sse5_perm<mode>): Fix constraints.