1 2008-06-02 Tomas Bily <tbily@suse.cz>
3 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
5 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7 * config/mips/mips.c (mips_valid_offset_p): New function.
8 (mips_valid_lo_sum_p): Likewise.
9 (mips_classify_address): Use them.
10 (mips_force_address): New function.
11 (mips_legitimize_address): Use it.
12 * config/mips/mips.md (MOVE128): New mode iterator.
13 (movtf): Require TARGET_64BIT. Remove empty strings.
14 (*movtf_internal): Rename to...
15 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
16 of "R" and use {,fp}{load,store} attributes instead of "multi".
17 Use a separate define_split.
18 (*movtf_mips16): New pattern.
20 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
22 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
23 * config/mips/mips.c (mips_expand_before_return): New function.
24 (mips_expand_epilogue): Call it.
25 * config/mips/mips.md (return): Turn into a define_expand.
28 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
30 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
31 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
32 functions. Do not emit uses and clobbers of CONCATs; individually
33 use and clobber their operands.
34 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
35 gen_clobber, emit_use and gen_use.
36 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
37 (expand_builtin_return): Likewise.
38 * cfgbuild.c (count_basic_blocks): Likewise.
39 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
40 * explow.c (emit_stack_restore): Likewise.
41 * expmed.c (extract_bit_field_1): Likewise.
42 * expr.c (convert_move, emit_move_complex_parts): Likewise.
43 (emit_move_multi_word, store_constructor): Likewise.
44 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
45 (thread_prologue_and_epilogue_insns): Likewise.
46 * lower-subreg.c (resolve_simple_move): Likewise.
47 * optabs.c (widen_operand, expand_binop): Likewise.
48 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
49 * reload.c (find_reloads): Likewise.
50 * reload1.c (eliminate_regs_in_insn): Likewise.
51 * stmt.c (expand_nl_goto_receiver): Likewise.
52 * config/alpha/alpha.md (builtin_longjmp): Likewise.
53 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
54 * config/arm/arm.c (arm_load_pic_register): Likewise.
55 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
56 * config/arm/arm.md (untyped_return): Likewise.
57 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
58 * config/avr/avr.c (expand_prologue): Likewise.
59 * config/bfin/bfin.c (do_unlink): Likewise.
60 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
61 * config/cris/cris.c (cris_expand_prologue): Likewise.
62 * config/darwin.c (machopic_indirect_data_reference): Likewise.
63 (machopic_legitimize_pic_address): Likewise.
64 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
65 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
66 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
67 (ix86_expand_convert_uns_didf_sse): Likewise.
68 (ix86_expand_vector_init_general): Likewise.
69 * config/ia64/ia64.md (eh_epilogue): Likewise.
70 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
71 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
72 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
73 (config/iq2000/iq2000.c): Likewise.
74 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
75 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
76 (builtin_longjmp): Likewise.
77 * config/mn10300/mn10300.md (call, call_value): Likewise.
78 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
79 * config/pdp11/pdp11.md (abshi2): Likewise.
80 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
81 * config/s390/s390.c (s390_emit_prologue): Likewise.
82 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
83 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
84 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
85 * config/sh/sh.c (prepare_move_operands): Likewise.
86 (output_stack_adjust, sh_expand_epilogue): Likewise.
87 (sh_set_return_address, sh_expand_t_scc): Likewise.
88 * config/sparc/sparc.c (load_pic_register): Likewise.
89 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
90 * config/spu/spu.c (spu_expand_epilogue): Likewise.
91 * config/v850/v850.c (expand_epilogue): Likewise.
93 2008-05-31 Anatoly Sokolov <aesok@post.ru>
95 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
96 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
97 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
98 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
99 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
100 stack pointer register.
101 (output_movhi): Remove code for interrupt specific writing to the
102 stack pointer register.
104 2008-05-31 Richard Guenther <rguenther@suse.de>
106 PR tree-optimization/34244
107 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
108 (tree_expr_nonzero_warnv_p): Likewise.
109 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
110 ssa_name_nonnegative_p.
111 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
112 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
113 not tree_expr_nonzero_warnv_p.
115 PR tree-optimization/36262
117 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
119 PR tree-optimization/34244
120 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
121 (record_numbers_of_iterations): New function.
122 (execute_vrp): Cache the numbers of iterations of loops.
123 * tree-scalar-evolution.c (scev_reset_except_niters):
125 (scev_reset): Use scev_reset_except_niters.
126 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
128 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
130 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
131 __WORKAROUND_RETS when appropriate.
133 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
135 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
136 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
138 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
139 *fop_df_comm_sse insn patterns using MODEF mode iterator.
140 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
141 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
142 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
143 *fop_df_1_mixed insn patterns using MODEF mode iterator.
144 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
145 *fop_df_1_sse insn patterns using MODEF mode iterator.
146 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
147 *fop_df_1_i387 insn patterns using MODEF mode iterator.
148 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
149 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
150 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
151 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
152 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
153 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
154 (*fop_xf_4_i387): Use <MODE> for mode attribute.
155 (*fop_xf_5_i387): Ditto.
156 (*fop_xf_6_i387): Ditto.
158 2008-05-30 Richard Guenther <rguenther@suse.de>
160 * builtins.c (build_string_literal): Avoid generating
161 a non-gimple_val result.
163 2008-05-30 DJ Delorie <dj@redhat.com>
165 * exec-tool.in: Use an environment variable (private) instead of a
166 file (shared) as a semaphore, so as to not break parallel builds.
168 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
170 * optabs.c (maybe_encapsulate_block): Remove.
171 (emit_libcall_block): Adjust accordingly.
172 * optabs.h (maybe_encapsulate_block): Remove prototype.
174 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
175 Don't use maybe_encapsulate_block.
177 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
179 * config/rs6000/rs6000.c (rs6000_legitimize_address,
180 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
181 rtx is a SYMBOL_REF before calling get_pool_constant.
183 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
185 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
187 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
189 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
190 rather than OS names to choose INO_T_EQ definition.
191 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
192 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
194 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
197 * config/darwin-f.c: New.
198 * config/t-darwin: Added rule to build darwin-f.o.
199 * config.gcc: Defined new variable, fortran_target_objs.
200 (*-*-darwin*): Set fortran_target_objs.
201 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
202 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
203 * configure: Regenerated.
205 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
208 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
209 canonical type if needed.
211 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
213 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
215 2008-05-29 Richard Guenther <rguenther@suse.de>
217 PR tree-optimization/36343
218 PR tree-optimization/36346
219 PR tree-optimization/36347
220 * tree-flow.h (clobber_what_p_points_to): Declare.
221 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
222 pointed-to variable is dereferenced is irrelevant to whether
223 the pointer can access the pointed-to variable.
224 (clobber_what_p_points_to): New function.
225 * tree-ssa-alias.c (set_initial_properties): Use it.
226 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
227 call clobber check for NMTs.
229 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
231 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
232 for printing gcov_type.
234 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
236 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
237 and the eh region information.
238 * value-prof.c (gimple_move_stmt_histograms): New function.
239 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
241 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
243 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
245 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
247 * value-prof.c (tree_ic_transform): Print counts.
248 * tree-profile.c (tree_gen_ic_func_profiler):
249 Clear __gcov_indreict_call_callee variable to avoid misattribution
252 2008-05-28 Rafael Espindola <espindola@google.com>
254 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
257 2008-05-28 Richard Guenther <rguenther@suse.de>
259 PR tree-optimization/36339
260 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
261 and clobbering code out of the loop.
263 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
265 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
268 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
269 s390_contiguous_bitmask_p, s390_symref_operand_p,
270 s390_check_symref_alignment, s390_reload_larl_operand,
271 s390_reload_symref_address): New functions.
272 (s390_branch_condition_mnemonic): Support compare and branch
274 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
276 (s390_secondary_reload): Add secondary reloads for unaligned
277 symbol refs or symbol refs to floating point or QI/TI mode
279 (legitimate_address_p): Accept symbol references as addresses.
280 (s390_expand_insv): Use rotate and insert selected bits
281 instruction for insv when building for z10.
282 (print_operand_address): Handle symbol ref addresses.
283 (print_operand): Output modifier 'c' added for signed byte values.
284 (s390_encode_section_info): Mark symbol refs with
285 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
287 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
288 (length attribute): RRF, RRR have 4 byte length.
289 (FPALL, INTALL): New mode iterators added.
290 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
291 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
292 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
293 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
294 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
295 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
296 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
297 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
299 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
300 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
301 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
302 reload<INTALL:mode><P:mode>_toreg_z10,
303 reload<FPALL:mode><P:mode>_tomem_z10,
304 reload<FPALL:mode><P:mode>_toreg_z10,
305 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
306 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
307 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
308 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
310 (movmem, clrmem, cmpmem): New splitters added.
312 * config/s390/predicates.md (larl_operand): Use
313 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
315 (s390_signed_integer_comparison,
316 s390_unsigned_integer_comparison): New predicates.
318 * config/s390/s390-protos.h (s390_check_symref_alignment,
319 s390_contiguous_bitmask_p, s390_reload_larl_operand,
320 s390_reload_symref_address,
321 s390_compare_and_branch_condition_mask): Prototypes added.
323 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
324 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
325 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
327 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
329 * config/s390/s390.c (z10_cost): New cost function for z10.
330 (s390_handle_arch_option, override_options): Support -march=z10 switch.
331 (s390_issue_rate): Adjust issue rate for z10.
332 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
333 (processor_flags): Add PF_Z10.
334 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
335 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
336 * gcc/config.gcc: Add z10.
338 2008-05-28 Richard Guenther <rguenther@suse.de>
340 PR tree-optimization/36291
341 * tree-flow. h (struct gimple_df): Remove var_anns member.
342 * tree-flow-inline.h (gimple_var_anns): Remove.
344 * tree-dfa.c (create_var_ann): Simplify.
345 (remove_referenced_var): Clear alias info from var_anns of globals.
346 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
347 (delete_tree_ssa): Clear alias info from var_anns of globals.
348 Do not free var_anns.
349 (var_ann_eq): Remove.
350 (var_ann_hash): Likewise.
352 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
354 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
355 and loongson2f entries.
356 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
357 * config/mips/mips.h (processor_type): Add Loongson-2E
358 and Loongson-2F entries.
359 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
360 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
361 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
362 * doc/invoke.texi (MIPS Options): Document loongson2e
363 and loongson2f processor names.
365 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
369 * config/i386/i386.c (ix86_function_arg_boundary): Use
370 alignment of canonical type.
371 (ix86_expand_vector_move): Check unaligned memory access for
374 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
376 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
377 Moved to the front of file.
379 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
380 H.J. Lu <hongjiu.lu@intel.com>
382 * dwarf2out.c (current_fde): New.
384 (lookup_cfa:): Likewise.
385 (dwarf2out_end_epilogue): Likewise.
386 (dwarf2out_note_section_used): Likewise.
388 2008-05-27 Michael Matz <matz@suse.de>
391 * c.opt (Wenum-compare): New warning option.
392 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
394 2008-05-27 Michael Matz <matz@suse.de>
397 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
399 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
400 into memory as tail calls.
402 2008-05-27 Richard Guenther <rguenther@suse.de>
404 PR tree-optimization/36339
405 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
406 pointers cause all addressable variables to be call clobbered.
408 2008-05-27 Richard Guenther <rguenther@suse.de>
410 PR tree-optimization/36245
411 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
413 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
415 * config/s390/s390.md: Replace all occurences of the 'm'
416 constraint with 'RT'.
418 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
420 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
422 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
424 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
425 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
426 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
428 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
430 * reload.c: (find_reloads): Skip alternatives according to the
431 "enabled" attribute. Constify the constraint variable.
432 * recog.c (get_attr_enabled): Add default implementation.
433 (extract_insn): Set the alternative_enabled_p array
434 in the recog_data struct.
435 (preprocess_constraints, constrain_operands): Skip
436 alternatives according to the "enabled" attribute
437 * recog.h (struct recog_data): New field alternative_enabled_p.
438 (skip_alternative): New inline function.
439 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
440 (record_reg_classes): Skip alternative according to the
443 * doc/md.texi: Add documention for the "enabled" attribute.
445 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
447 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
448 * postreload.c (reload_cse_simplify_operands): Replace 'm'
449 constraint with TARGET_MEM_CONSTRAINT.
450 * recog.c (asm_operand_ok, preprocess_constraints,
451 constrain_operands): Likewise.
452 * regclass.c (record_reg_classes): Likewise.
453 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
454 * reload1.c (maybe_fix_stack_asms): Likewise.
455 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
456 * recog.h: Adjust comment.
457 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
458 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
459 * doc/md.texi: Add a note to description of 'm' constraint.
460 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
462 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
464 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
465 that the bitfield is of integral type before testing its precision.
467 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
468 Sa Liu <saliu@de.ibm.com>
470 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
471 __modti3, __udivti3, __umodti3 and __udivmodti4.
472 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
473 that implement TImode mul and div functions.
474 * config/spu/multi3.c: New. Implement __multi3.
475 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
476 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
479 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
481 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
482 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
483 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
484 tls_sysv_suffix): New mode and mode attribute iterators.
485 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
486 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
487 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
488 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
489 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
492 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
494 PR tree-optimization/36329
495 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
496 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
497 * cgraphbuild.c (initialize_inline_failed): Use the latter
498 macro in lieu of the former.
499 * ipa-inline.c (cgraph_mark_inline): Likewise.
500 (cgraph_decide_inlining_of_small_function): Likewise.
501 (cgraph_decide_inlining): Likewise.
502 (cgraph_decide_inlining_incrementally): Likewise.
504 2008-05-26 Tristan Gingold <gingold@adacore.com>
505 Anatoly Sokolov <aesok@post.ru>
507 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
508 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
509 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
510 optimization for 'avr6' architecture.
512 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
515 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
517 2008-05-26 Richard Guenther <rguenther@suse.de>
519 * tree-ssa-sccvn.c (expr_has_constants): Declare.
520 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
522 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
525 * caller-save.c (insert_restore): Verify alignment of spill space.
526 (insert_save): Likewise.
527 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
528 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
529 (STACK_SLOT_ALIGNMENT): Likewise.
530 * function.c (LOCAL_ALIGNMENT): Removed.
531 (get_stack_local_alignment): New.
532 (assign_stack_local): Use it. Set alignment on stack slot.
533 (assign_stack_temp_for_type): Use get_stack_local_alignment.
534 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
535 (STACK_SLOT_ALIGNMENT): New.
536 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
537 stack slot in XFmode.
539 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
541 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
544 * config/i386/i386.md (allocate_stack_worker_64): Make sure
545 argument operand in rax isn't removed.
547 2008-05-26 Richard Guenther <rguenther@suse.de>
550 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
551 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
553 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
556 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
558 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
560 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
561 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
563 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
565 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
566 build a trampoline if we don't want one.
567 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
568 return zero for nested functions if we don't want a trampoline.
570 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
572 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
574 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
577 * c.opt: Removed undocumented option '-lang-fortran'.
578 * c-common.h: Removed global variable 'lang_fortran'.
579 * c-opts.c (c_common_handle_option): Removed code to handle
580 option '-lang-fortran'. Updated includes.
581 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
582 definition of '__GFORTRAN__'.
583 (define__GNUC__): Reimplemented to use BASEVER and
584 cpp_define_formatted.
585 (builtin_define_with_value_n): Removed.
586 * c-incpath.h: Renamed to ...
587 * incpath.h: ... this.
588 * c-incpath.c: Renamed to ...
589 * incpath.c: ... this. Updated includes.
590 * fix-header.c: Updated includes.
591 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
592 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
593 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
595 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
597 * tree.h: Update the table of flags used on tree nodes.
598 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
599 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
600 (FORCED_LABEL): Add access check.
601 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
602 (ASM_INPUT_P): Likewise.
603 (ASM_VOLATILE_P): Likewise.
604 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
605 (OMP_SECTION_LAST): Access private_flag directly.
606 (OMP_RETURN_NOWAIT): Likewise.
607 (OMP_PARALLEL_COMBINED): Likewise.
608 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
609 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
610 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
611 deprecated_flag directly.
613 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
615 * final.c (frame_pointer_needed): Removed.
616 * flags.h (frame_pointer_needed): Likewise.
618 * function.h (rtl_data): Add frame_pointer_needed.
619 (frame_pointer_needed): New.
621 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
623 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
625 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
627 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
630 2008-05-25 Alan Modra <amodra@bigpond.net.au>
632 * c-common.c (strip_array_types): Move function to..
634 (get_inner_array_type): Delete.
635 * c-common.h (strip_array_types): Move declaration to..
637 (get_inner_array_type): Delete.
638 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
639 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
640 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
641 * config/pa/pa.c (emit_move_sequence): Likewise.
643 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
645 * config/i386/i386.md (*sse_prologue_save_insn): Set length
648 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
650 * function.c: Include target hook for nonlocal_goto frame value.
652 2008-05-24 Richard Guenther <rguenther@suse.de>
654 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
655 variable can be only accessed through a pointer or a union.
657 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
659 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
660 * doc/extend.texi: Likewise.
662 2008-05-23 DJ Delorie <dj@redhat.com>
664 * config/m32c/jump.md (untyped_call): Add.
666 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
668 (m32c_address_cost): Detail costs for indirect offsets.
670 2008-05-23 Rafael Espindola <espindola@google.com>
672 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
673 if a node is a SUBREG.
674 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
677 2008-05-23 Paul Brook <paul@codesourcery.com>
678 Carlos O'Donell <carlos@codesourcery.com>
680 * doc/extend.texi: Clarify use of __attribute__((naked)).
681 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
682 * target.h (gcc_target): Add allocate_stack_slots_for_args.
683 * function.c (use_register_for_decl): Use
684 targetm.calls.allocate_stack_slots_for_args.
685 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
686 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
687 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
689 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
691 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
693 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
695 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
696 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
697 is only rounded once.
699 2008-05-23 Richard Guenther <rguenther@suse.de>
701 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
703 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
704 Jakub Jelinek <jakub@redhat.com>
707 * configure.ac: Handle --enable-cld.
708 * configure: Regenerated.
709 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
710 * config/i386/i386.h (struct machine_function): Add needs_cld field.
711 (ix86_current_function_needs_cld): New define.
712 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
713 (cld): New isns pattern.
714 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
715 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
716 * config/i386/i386.opt (mcld): New option.
717 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
718 TARGET_CLD and ix86_current_function_needs_cld.
719 (override_options): Use -mcld by default for 32-bit code if
722 * doc/install.texi (Options specification): Document --enable-cld.
723 * doc/invoke.texi (Machine Dependent Options)
724 [i386 and x86-64 Options]: Add -mcld option.
725 (Intel 386 and AMD x86-64 Options): Document -mcld option.
727 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
728 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
729 (return_in_memory_64): Likewise.
730 (return_in_memory_ms_64): Likewise.
732 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
734 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
735 * builtins.c (fold_builtin_fpclassify): New.
736 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
737 * builtins.def (BUILT_IN_FPCLASSIFY): New.
738 * c-common.c (handle_type_generic_attribute): Adjust to accept
739 fixed arguments before an elipsis.
740 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
741 * doc/extend.texi: Document __builtin_fpclassify.
743 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
745 * omp-low.c (gate_expand_omp_ssa): Remove.
746 (pass_expand_omp_ssa): Remove.
747 (gate_expand_omp): Do not check for flag_openmp_ssa.
748 * common.opt (-fopenmp-ssa): Remove.
749 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
751 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
753 * config/sh/sh.opt (mfixed-range): New option.
754 * config/sh/sh-protos.h (sh_fix_range): Declare.
755 * config/sh/sh.c (sh_fix_range): New function.
756 * config/sh/sh.h (sh_fixed_range_str): Declare.
757 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
759 * doc/invoke.texi (SH Options): Document -mfixed-range.
761 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
763 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
764 it before the redeclaration.
766 2008-05-22 Anatoly Sokolov <aesok@post.ru>
768 * config/avr/avr.c (get_sequence_length): Add new function.
769 (expand_prologue, expand_epilogue): Remove duplicate code.
771 2008-05-22 Rafael Espindola <espindola@google.com>
773 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
776 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
778 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
779 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
781 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
782 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
783 (vect_update_misalignment_for_peel): Likewise.
784 (vector_alignment_reachable_p): Likewise.
785 * tree-vect-transform.c (vectorizable_load): Likewise.
786 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
787 (get_vectype_for_scalar_type): Pass mode of scalar_type
788 to UNITS_PER_SIMD_WORD.
790 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
791 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
792 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
793 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
794 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
796 2008-05-22 Ira Rosen <irar@il.ibm.com>
798 PR tree-optimization/36293
799 * tree-vect-transform.c (vect_transform_strided_load): Don't check
800 if the first load must be skipped because of a gap.
802 2008-05-22 Richard Guenther <rguenther@suse.de>
804 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
805 more cases of offset disambiguation that is possible if
806 strict-aliasing rules apply.
807 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
808 for basic offset and type-based disambiguation.
810 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
812 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
813 ix86_expand_vector_set on V16QImode for SSE4.1.
815 2008-05-21 Tom Tromey <tromey@redhat.com>
817 * c.opt (Wimport): Mark as undocumented.
818 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
820 (Warning Options): Likewise.
821 * doc/cppopts.texi: Don't mention -Wimport.
823 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
825 PR tree-optimization/36287
826 PR tree-optimization/36286
827 * lambda-code.c (build_access_matrix): Do not use the loop->num
828 for computing the number of induction variables: use the loop depth
831 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
834 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
835 option -f(no-)leading-underscore.
837 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
839 * config/i386/i386.c (ix86_expand_vector_init_general): Use
840 GET_MODE_NUNITS (mode).
842 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
844 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
845 (-mmulhw): Add 464 to description.
847 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
848 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
850 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
851 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
852 * config/rs6000/rs6000.md: Update comments for 464.
854 2008-05-21 Janis Johnson <janis187@us.ibm.com>
856 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
858 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
860 * config/i386/sse.md (vec_extractv4sf): Removed.
861 (vec_extractv2df): Likewise.
862 (vec_extractv2di): Likewise.
863 (vec_extractv4si): Likewise.
864 (vec_extractv8hi): Likewise.
865 (vec_extractv16qi): Likewise.
866 (vec_extract<mode>): New.
868 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
870 * config/i386/sse.md (vec_setv4sf): Removed.
871 (vec_setv2df): Likewise.
872 (vec_setv2di): Likewise.
873 (vec_setv4si): Likewise.
874 (vec_setv8hi): Likewise.
875 (vec_setv16qi): Likewise.
876 (vec_set<mode>): New.
878 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
880 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
881 goto for vec_concat and vec_interleave.
883 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
885 * config/i386/sse.md (vec_initv4sf): Removed.
886 (vec_initv2df): Likewise.
887 (vec_initv2di): Likewise.
888 (vec_initv4si): Likewise.
889 (vec_initv8hi): Likewise.
890 (vec_initv16qi): Likewise.
891 (vec_init<mode>): New.
893 2008-05-21 Joseph Myers <joseph@codesourcery.com>
895 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
897 2008-05-21 Tom Tromey <tromey@redhat.com>
899 * ggc-zone.c (lookup_page_table_if_allocated): New function.
900 (zone_find_object_offset): Likewise.
901 (gt_ggc_m_S): Likewise.
902 (highest_bit): Likewise.
903 * ggc-page.c (gt_ggc_m_S): New function.
904 * stringpool.c (string_stack): Remove.
905 (init_stringpool): Update.
906 (ggc_alloc_string): Use ggc_alloc.
907 (maybe_delete_ident): New function.
908 (ggc_purge_stringpool): Likewise.
909 (gt_ggc_m_S): Remove.
910 * ggc-common.c (ggc_protect_identifiers): New global.
911 (ggc_mark_roots): Call ggc_purge_stringpool. Use
912 ggc_protect_identifiers.
913 * ggc.h (ggc_protect_identifiers): Declare.
914 (gt_ggc_m_S): Update.
915 (ggc_purge_stringpool): Declare.
916 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
917 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
919 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
921 2008-05-21 David S. Miller <davem@davemloft.net>
923 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
926 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
928 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
931 2008-05-20 David Daney <ddaney@avtrex.com>
933 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
934 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
935 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
936 UNSPEC_UPDATE_GOT_VERSION): Renumber.
937 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
938 (atomic_hiqi_op): New define_code_iterator.
939 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
940 mips_expand_compare_and_swap_12.
941 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
942 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
943 (sync_<optab><mode>, sync_old_<optab><mode>,
944 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
945 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
946 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
947 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
948 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
949 (test_and_set_12): New insn.
950 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
951 sync_new_<optab><mode>, sync_old_nand<mode>,
952 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
953 clobber to operand 0 for SI and DI mode insns.
954 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
955 mips_gen_fn_4): New typedefs.
956 (mips_gen_fn_ptrs): Define new union type.
957 (mips_expand_compare_and_swap_12): Remove declaration.
958 (mips_expand_atomic_qihi): Declare function.
959 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
960 (mips_expand_atomic_qihi): ... this. Use new generator function
962 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
963 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
964 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
965 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
966 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
967 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
968 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
969 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
970 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
971 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
974 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
976 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
979 2008-05-20 Anatoly Sokolov <aesok@post.ru>
981 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
982 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
983 (avr_attribute_table): Add 'OS_main' function attribute.
984 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
985 functions with 'OS_main' attribute.
987 2008-05-20 Richard Guenther <rguenther@suse.de>
989 PR tree-optimization/35204
990 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
991 helper, split out from ...
992 (DFS): ... here. Make the DFS walk non-recursive.
994 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
995 Jan Sjodin <jan.sjodin@amd.com>
997 PR tree-optimization/36181
998 * tree-parloops.c (loop_has_vector_phi_nodes): New.
999 (parallelize_loops): Don't parallelize when the loop has vector
1002 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1003 Sebastian Pop <sebastian.pop@amd.com>
1005 * tree-loop-linear.c (gather_interchange_stats): Look in the access
1006 matrix, and never look at the tree representation of the memory
1008 (linear_transform_loops): Computes parameters and access matrices.
1009 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
1011 (access_matrix_get_index_for_parameter): New.
1012 * tree-data-ref.h (struct access_matrix): New.
1013 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
1014 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
1015 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
1016 am_vector_index_for_loop): New.
1017 (struct data_reference): Add field access_matrix.
1018 (DR_ACCESS_MATRIX): New.
1019 (compute_data_dependences_for_loop): Update declaration.
1020 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
1021 * lambda.h (lambda_vector_vec_p): Declared.
1022 * lambda-code.c: Depend on pointer-set.h.
1023 (lambda_collect_parameters_from_af, lambda_collect_parameters,
1024 av_for_af_base, av_for_af, build_access_matrix,
1025 lambda_compute_access_matrices): New.
1026 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
1028 2008-05-20 Joseph Myers <joseph@codesourcery.com>
1030 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
1033 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1034 Sebastian Pop <sebastian.pop@amd.com>
1036 PR tree-optimization/36206
1037 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
1039 (instantiate_scev_1): Rename flags to fold_conversions.
1040 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
1041 outeside instantiation_loop.
1042 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
1043 (evolution_function_is_affine_or_constant_p): Removed.
1044 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
1046 (analyze_siv_subscript): Pass in the loop nest number.
1047 Call evolution_function_is_affine_in_loop instead of
1048 evolution_function_is_affine_p.
1049 (analyze_overlapping_iterations): Pass in the loop nest number.
1051 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1052 Sebastian Pop <sebastian.pop@amd.com>
1054 PR tree-optimization/36206
1055 * tree-chrec.h (chrec_fold_op): New.
1056 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
1059 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
1061 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
1063 (remove_duplicates): Do not set inode on non-inode systems.
1066 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
1068 * config.gcc (tm_file): Update comments about relative pathnames.
1070 2008-05-20 Richard Guenther <rguenther@suse.de>
1072 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
1073 * tree-ssa-sccvn.c (process_scc): Likewise.
1074 * tree-ssa-sink.c (execute_sink_code): Likewise.
1075 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
1076 * tree-vrp.c (process_assert_insertions): Likewise.
1077 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
1078 (perform_tree_ssa_dce): Likewise.
1079 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1080 (dump_dominator_optimization_stats): Likewise.
1081 * tree-vectorizer.c (vectorize_loops): Likewise.
1083 2008-05-20 Richard Guenther <rguenther@suse.de>
1085 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
1087 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
1089 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
1090 (ix86_i386elf_return_in_memory): Likewise.
1091 (ix86_i386interix_return_in_memory): Likewise.
1092 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
1093 (SUBTARGET_RETURN_IN_MEMORY): New.
1094 * config/i386/i386elf.h: Likewise.
1095 * config/i386/ptx4-i.h: Likewise.
1096 * config/i386/sol2-10.h: Likewise.
1097 * config/i386/sysv4.h: Likewise.
1098 * config/i386/vx-common.h: Likewise.
1099 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
1100 * config/i386/i386.c (ix86_return_in_memory): Made static and
1101 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
1102 (ix86_i386elf_return_in_memory): Removed.
1103 (ix86_i386interix_return_in_memory): Removed.
1104 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
1105 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
1107 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
1109 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
1111 2008-05-19 Xinliang David Li <davidxl@google.com>
1113 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
1115 * common.opt: Ditto.
1116 * doc/invoke.texi: Ditto.
1118 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
1120 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
1121 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
1123 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1125 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
1126 sizes of operand array from 8/4 to 4/2.
1127 (ix86_expand_vector_init_general): Change size of operand array
1128 from 32 to 16. Remove op0, op1 and half_mode.
1130 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1132 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
1133 (ix86_expand_vector_init_interleave): Likewise.
1134 (ix86_expand_vector_init_general): Use them. Assert
1135 word_mode == SImode when n_words == 4.
1137 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
1139 * config/i386/i386.c (ix86_secondary_reload): New static function.
1140 (TARGET_SECONDARY_RELOAD): New define.
1141 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1142 * config/i386/i386.md (reload_outqi): Remove.
1144 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1147 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
1148 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
1149 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
1150 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
1151 (fold_builtin_1): Likewise.
1152 * builtins.def (BUILT_IN_ISINF_SIGN): New.
1153 c-common.c (check_builtin_function_arguments): Handle
1154 BUILT_IN_ISINF_SIGN.
1155 * doc/extend.texi: Document __builtin_isinf_sign.
1156 * fold-const.c (operand_equal_p): Handle COND_EXPR.
1158 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
1160 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
1161 EH cleanup at the end of the pass, search for those that have been
1162 turned into forwarder blocks and do the cleanup on their successor.
1164 2008-05-18 Richard Guenther <rguenther@suse.de>
1166 * tree-cfg.c (verify_gimple_expr): Allow conversions from
1167 pointers to sizetype and vice versa.
1169 2008-05-18 Xinliang David Li <davidxl@google.com>
1171 * gcc/tree-ssa-dce.c: Coding style fix.
1172 (check_pow): Documentation comment.
1173 (check_log): Documenation comment. Coding style fix.
1174 (is_unnecessary_except_errno_call): Ditto.
1175 (gen_conditions_for_pow): Ditto.
1176 (gen_conditions_for_log): Ditto.
1177 (gen_shrink_wrap_conditions): Ditto.
1178 (shrink_wrap_one_built_in_calls): Ditto.
1179 * gcc/doc/invoke.texi: Better documentation string.
1180 * ChangeLog: Fix wrong change log entries from
1181 May 17 checkin on function call DCE.
1183 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
1185 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
1187 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1189 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
1190 * df-problems.c (simulation routines): Fixed block comment to
1191 properly say how to add forwards scanning functions.
1193 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1195 * tree-inline.c (setup_one_parameter): Remove dead code.
1197 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1199 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
1200 a BIT_AND_EXPR only for an INTEGER_TYPE.
1202 2008-05-17 Xinliang David Li <davidxl@google.com>
1204 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
1205 (check_pow, check_log, is_unnecessary_except_errno_call): New
1206 functions to check for eliminating math functions that are pure
1207 except for setting errno.
1208 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
1209 general condition expressions for shrink-wrapping pow/log calls.
1210 (gen_shrink_wrap_conditions): Ditto.
1211 (shrink_wrap_one_built_in_call): Ditto.
1212 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
1213 (mark_operand_necessary): If debugging, output if OP is necessary.
1214 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
1216 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
1218 * gcc/common.opt: New user flag -ftree-builtin-dce.
1219 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
1221 2008-05-16 David S. Miller <davem@davemloft.net>
1223 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
1224 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1226 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
1229 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
1231 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1233 * ifcvt.c (dead_or_predicable): Rename
1234 df_simulate_one_insn_backwards to df_simulate_one_insn.
1235 * recog.c (peephole2_optimize): Ditto.
1236 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
1238 * df.h: Rename df_simulate_one_insn_backwards to
1239 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
1240 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
1241 scanning of defs and uses.
1242 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
1243 (df_simulate_one_insn_forwards): Removed.
1245 2008-05-16 Doug Kwan <dougkwan@google.com>
1247 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
1249 (real_from_string): Handle NaNs and Inf as approriate.
1251 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
1253 * doc/gty.texi (Source Files Containing Type Information): Note
1254 that headers should appear first in the gtfiles list.
1256 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1258 * tree.def (COND_EXEC): Properly documented this code.
1260 2008-05-16 Diego Novillo <dnovillo@google.com>
1262 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
1263 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
1266 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1268 * tree-ssa-dse (max_stmt_uid): Removed.
1269 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
1270 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
1271 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
1272 * function.h (cfun.last_stmt_uid): New field.
1273 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
1274 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
1276 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
1277 (create_stmt_ann): Initialize the ann->uid field.
1278 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
1280 * tree-flow.h (renumber_gimple_stmt_uids): New function.
1282 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
1284 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
1285 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
1286 (init_empty_tree_cfg): Call it.
1288 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1290 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
1293 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1295 * doc/invoke.text (-fdump-tree-*-verbose): New option.
1296 * tree-dump.c (dump_options): New verbose option.
1297 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
1299 * tree-pass.h (TDF_VERBOSE): New dump flag.
1300 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
1301 (tree-flow.h): Added include.
1302 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
1304 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
1306 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
1308 From Jie Zhang <jie.zhang@analog.com>
1309 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1310 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
1311 mcpu=bf561-none and mcpu=bf561-0.2.
1312 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1313 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
1314 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1315 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
1316 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
1317 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
1318 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
1320 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
1321 (cputype_selected): Remove.
1322 (bfin_handle_option): Don't use cputype_selected.
1323 (override_options): When no mcpu option, enable all workarounds.
1324 Don't use bfin_workarounds.
1325 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
1327 (DEFAULT_CPU_TYPE): Don't define.
1329 2008-05-16 Richard Guenther <rguenther@suse.de>
1331 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
1332 on deletion of the last stmt.
1334 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1336 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
1337 V8HImode for SSE2 and V16QImode for SSE4.1.
1339 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1341 * cgraph.h (compute_inline_parameters): Made public.
1342 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
1343 variable_generate_summary, function_write_summary,
1344 variable_write_summary, variable_read_summary. Added generate_summary,
1345 write_summary, read_summary.
1346 * cgraphunit.c (cgraph_process_new_functions): Changed call from
1347 pass_ipa_inline.function_generate_summary, to
1348 compute_inline_parameters.
1349 * ipa-inline.c (compute_inline_parameters): Made public and added
1351 (compute_inline_parameters_for_current): New function.
1352 (pass_inline_param): Now calls compute_inline_parameters_for_current.
1353 (inline_generate_summary): Removed parameter and made to loop over
1355 (pass_ipa_inline): Updated for new IPA_PASS structure.
1356 * passes.c (execute_ipa_summary_passes): Now is called once per
1357 pass rather than once per node*pass.
1359 2008-05-15 Anatoly Sokolov <aesok@post.ru>
1361 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
1362 avr_have_mul_p, avr_asm_only_p): Remove variables.
1363 (avr_override_options): Remove initialization of removed variables.
1364 (avr_file_start): Convert removed variables to fields of
1365 'struct base_arch_s *avr_current_arch'.
1366 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
1367 (AVR_HAVE_MUL): (Ditto.).
1368 (AVR_HAVE_MOVW): (Ditto.).
1369 (AVR_HAVE_LPMX): (Ditto.).
1370 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
1371 avr_asm_only_p): Remove declaration.
1373 2008-05-15 Diego Novillo <dnovillo@google.com>
1375 * config/arm/arm.c (arm_return_in_memory): Fix return type.
1376 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
1378 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
1381 * combine.c (check_conversion): Rename back to check_promoted_subreg.
1382 Don't call record_truncated_value from here.
1383 (record_truncated_value): Turn it into a for_each_rtx callback.
1384 (record_truncated_values): New function.
1385 (combine_instructions): Call note_uses with record_truncated_values.
1386 Change name of check_conversion to check_promoted_subreg.
1388 2008-05-15 Janis Johnson <janis187@us.ibm.com>
1390 * doc/sourcebuild.texi: Document support for torture tests.
1392 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1394 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
1395 to alternative 4 of operand 2.
1397 2008-05-15 Richard Guenther <rguenther@suse.de>
1399 * tree-pass.h (current_pass): Declare.
1400 (get_pass_for_id): Likewise.
1401 * passes.c (passes_by_id, passes_by_id_size): New globals.
1402 (set_pass_for_id): New function.
1403 (get_pass_for_id): Likewise.
1404 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
1405 (execute_function_todo): Flush per function statistics.
1406 * toplev.c (compile_file): Init statistics.
1407 (general_init): Do early statistics initialization.
1408 (finalize): Finish statistics.
1409 * statistics.h (statistics_early_init): Declare.
1410 (statistics_init): Likewise.
1411 (statistics_fini): Likewise.
1412 (statistics_fini_pass): Likewise.
1413 (statistics_counter_event): Likewise.
1414 (statistics_histogram_event): Likewise.
1415 * statistics.c: New file.
1416 * Makefile.in (OBJS-common): Add statistics.o.
1417 (statistics.o): Add dependencies.
1418 * doc/invoke.texi (-fdump-statistics): Document.
1420 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
1422 (execute_pre): Use statistics_counter_event.
1423 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
1424 (substitute_and_fold): Increment it. Use statistics_counter_event.
1426 2008-05-15 Diego Novillo <dnovillo@google.com>
1428 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
1430 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
1431 * tree-ssa-alias.c (new_type_alias): Remove references to
1432 sub-variables from comment.
1433 * tree-ssa-operands.c (swap_tree_operands): Likewise.
1435 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1437 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
1438 attribute to 1 only for insertps alternative.
1440 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1442 * config/bfin/bfin.md (loadbytes): New pattern.
1443 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
1444 (bfin_init_builtins): Initialize it.
1445 (bdesc_1arg): Add it.
1447 2008-05-15 Sa Liu <saliu@de.ibm.com>
1449 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
1450 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
1451 * testsuite/lib/target-supports.exp: Add
1452 check_effective_target_fortran_integer_16.
1454 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1456 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
1457 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
1458 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
1459 (TARGET_RETURN_IN_MEMORY): Define.
1461 2008-05-15 Richard Guenther <rguenther@suse.de>
1464 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
1465 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
1466 represent unmodifiable vars.
1468 2008-05-15 Richard Guenther <rguenther@suse.de>
1470 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
1471 INDIRECT_REF and TARGET_MEM_REF.
1472 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1475 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1476 H.J. Lu <hongjiu.lu@intel.com>
1478 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
1479 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
1480 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
1481 insn alternatives. Add missing alternatives.
1482 (*vec_concatv2di_rex64_sse4_1): Likewise.
1483 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
1484 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
1487 2008-05-15 Richard Guenther <rguenther@suse.de>
1489 PR tree-optimization/36009
1490 PR tree-optimization/36204
1491 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
1492 (determine_invariantness_stmt): Record the loop a store is
1494 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
1497 2008-05-15 Richard Guenther <rguenther@suse.de>
1499 PR tree-optimization/34330
1500 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
1501 through the pointer will alias the SMT.
1503 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
1505 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
1507 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
1509 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
1511 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1512 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1514 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
1515 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
1516 (vashl_optab): New optab for vector/vector shifts.
1517 (vashr_optab): Ditto.
1518 (vlshr_optab): Ditto.
1519 (vrotl_optab): Ditto.
1520 (vrotr_optab): Ditto.
1521 (optab_subtype): New enum for optab_for_tree_code call.
1522 (optab_for_tree_code): Add enum optab_subtype argument.
1524 * optabs.c (optab_for_tree_code): Take an additional argument to
1525 distinguish between a vector shift by a scalar and vector shift by
1526 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
1527 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
1528 vector shift by a vector.
1529 (expand_widen_pattern_expr): Pass additional argument to
1530 optab_for_tree_code.
1532 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
1533 vrotl_optab, vrotr_optab.
1535 * expr.c (expand_expr_real_1): Update calls to
1536 optab_for_tree_code to distinguish between vector shifted by a
1537 scalar and vector shifted by a vector.
1538 * tree-vectorizer.c (supportable_widening_operation): Ditto.
1539 (supportable_narrowing_operation): Ditto.
1540 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
1541 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
1542 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
1543 (vect_create_epilog_for_reduction): Ditto.
1544 (vectorizable_reduction): Ditto.
1545 (vectorizable_operation): Ditto.
1546 (vect_strided_store_supported): Ditto.
1547 (vect_strided_load_supported): Ditto.
1548 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1549 * expmed.c (expand_shift): Ditto.
1551 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
1553 (ashr@var{m}3): Ditto.
1554 (vashl@var{m}3): Document new vector/vector shift standard name.
1555 (vashr@var{m}3): Ditto.
1556 (vlshr@var{m}3): Ditto.
1557 (vrotl@var{m}3): Ditto.
1558 (vrotr@var{m}3): Ditto.
1560 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
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.
1571 * config/i386/sse.md (mulv2di3): Add SSE5 support.
1572 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
1573 allows a memory operand to be the value being added, and split it
1574 to improve vectorization.
1575 (sse5_pmacsdqh_mem): Ditto.
1576 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
1577 (sse5_mulv2div2di3_high): Ditto.
1578 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
1579 (vec_pack_trunc_v4si): Ditto.
1580 (vec_pack_trunc_v2di): Ditto.
1581 (sse5_pcmov_<mode>): Remove code that tried to use use
1582 andps/andnps instead of pcmov.
1583 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
1584 pmacsdqh instructions.
1585 (vec_widen_smult_lo_v4si): Ditto.
1587 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
1588 (PPERM_INVERT): Ditto.
1589 (PPERM_REVERSE): Ditto.
1590 (PPERM_REV_INV): Ditto.
1591 (PPERM_ZERO): Ditto.
1592 (PPERM_ONES): Ditto.
1593 (PPERM_SIGN): Ditto.
1594 (PPERM_INV_SIGN): Ditto.
1595 (PPERM_SRC1): Ditto.
1596 (PPERM_SRC2): Ditto.
1597 (ix86_expand_sse_movcc): Move the SSE5 test after the if
1599 (ix86_expand_int_vcond): If SSE5 generate all possible integer
1601 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
1602 says ignore whether the last reference is a memory operand.
1604 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1605 Paolo Bonzini <bonzini at gnu dot org>
1607 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
1610 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
1611 (vlshr<mode>3): Rename from vlshr<mode>3.
1612 (vashr<mode>3): Rename from vashr<mode>3.
1613 (mulv4sf3): Change the names of vector shift patterns.
1617 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
1620 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
1645 * config/spu/spu.md (v): New iterator macro to add v for vector types.
1646 (floatunssidf2_internal): Change vector/vector shift names.
1647 (floatunsdidf2_internal): Ditto.
1654 (vashl<mode>3): Rename from ashl<mode>3.
1655 (vashr<mode>3): Rename from ashr<mode>3.
1656 (vlshr<mode>3): Rename from lshr<mode>3.
1657 (vrotl<mode>3): Rename from rotl<mode>3.
1659 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1662 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
1663 multiply gives the wrong value when doing widening multiplies.
1664 (vec_widen_smult_lo_v4si): Ditto.
1666 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1668 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
1669 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
1670 emit_library_call_value.
1671 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
1672 * tree.h (ECF_LIBCALL_BLOCK): Removed.
1673 * calls.c (initialize_argument_information, precompute_arguments,
1674 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
1675 (precompute_arguments): Removed flags parameter.
1676 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
1678 2008-05-14 Richard Guenther <rguenther@suse.de>
1680 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
1681 Make sure to register the store if the use is a PHI_NODE.
1683 2008-05-14 Olivier Hainque <hainque@adacore.com>
1685 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1686 memory if the component is to be referenced in BLKmode according
1687 to get_inner_reference.
1689 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
1691 * calls.c (emit_library_call_value_1): Restore code clearing
1692 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
1694 2008-05-14 Olivier Hainque <hainque@adacore.com>
1695 Nicolas Roche <roche@adacore.com>
1697 * configure.ac: Add support for a "gcc_subdir" variable in
1698 config-lang.in, to denote a subdirectory where the language/GCC
1699 integration files are to be found.
1700 * configure: Regenerate.
1702 2008-05-14 Ira Rosen <irar@il.ibm.com>
1704 PR tree-optimization/36098
1705 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
1706 value for the first load in the group in case of a gap.
1707 (vect_build_slp_tree): Check that there are no gaps in loads.
1709 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1711 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
1712 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
1713 expand_copysign_bit, ): Change call to emit_no_conflict_block to
1714 emit_insn and remove unneeded code to construct extra args.
1715 (emit_no_conflict_block): Removed.
1716 * optabls.h: (emit_no_conflict_block): Removed.
1717 * cse.c (cse_extended_basic_block): Remove search for
1718 REG_NO_CONFLICT note.
1719 * global.c: Removed incorrect comment added in revision 117.
1720 * expr.c (convert_move): Change call to emit_no_conflict_block to
1722 * recog.c: Change comments so that they do not mention
1724 * local_alloc.c (combine_regs): Removed last parameter.
1725 (no_conflict_p): Removed.
1726 (block_alloc): Removed note, no_conflict_combined_regno and set
1727 local vars. Removed all code to process REG_NO_CONFLICT blocks.
1728 (combine_regs): Removed already_dead and code to look for
1729 REG_NO_CONFLICT notes.
1730 * lower_subreg (remove_retval_note): Removed code to look for
1731 REG_NO_CONFLICT block.
1732 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
1733 (resolve_clobber): Remove code to process libcalls that have
1734 REG_NO_CONFLICT notes.
1735 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
1737 * combine.c (can_combine_p, distribute_notes): Removed
1738 REG_NO_CONFLICT case.
1739 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
1741 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
1742 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
1744 * reg-notes.def (NO_CONFLICT): Removed.
1746 2008-05-14 David S. Miller <davem@davemloft.net>
1748 * config/sparc/sparc.c (sparc_profile_hook): If
1749 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
1750 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
1751 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1753 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
1755 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
1757 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
1760 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
1761 and op1 expansion before vector concat to have less live pseudos.
1763 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
1765 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
1766 ix86_expand_vector_set if supported.
1768 2008-05-13 Diego Novillo <dnovillo@google.com>
1769 Kenneth Zadeck <zadeck@naturalbridge.com>
1771 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
1773 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
1774 phinodes_print_statistics, init_ssanames, fini_ssanames,
1775 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
1776 release_ssa_name, release_defs, replace_ssa_name_symbol,
1777 ssanames_print_statistics): Move ...
1778 * tree-flow.h: ... here.
1779 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
1780 Use FN instead of cfun.
1781 (make_ssa_name_fn): Rename from make_ssa_name.
1782 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
1783 * tree-flow-inline.h (make_ssa_name): Move from
1784 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
1785 * omp-low.c (expand_omp_parallel):
1786 * tree-flow-inline.h (redirect_edge_var_map_result):
1787 * tree-ssa.c (init_tree_ssa): Add argument FN.
1788 Use it instead of cfun. Update all users.
1790 2008-05-13 Tom Tromey <tromey@redhat.com>
1792 PR preprocessor/22168:
1793 * doc/cpp.texi (Top): Update menu.
1794 (Alternatives to Wrapper #ifndef): New node.
1795 (Other Directives): Document deprecation.
1796 (Obsolete Features): Remove menu.
1797 (Assertions): Merge node into Obsolete Features.
1798 (Obsolete once-only headers): Move earlier; rename to Alternatives
1800 * doc/cppopts.texi: Update.
1801 * c.opt (Wdeprecated): Enable for C and ObjC.
1802 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
1803 (C++ Dialect Options): Move -Wno-deprecated from here to...
1804 (Warning Options): ... here.
1806 2008-05-13 Richard Guenther <rguenther@suse.de>
1809 * fold-const.c (fold_sign_changed_comparison): Do not allow
1810 changes in pointer-ness.
1812 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1815 * config/sh/sh.c (sh_expand_prologue): Don't clear
1816 RTX_FRAME_RELATED_P for push insns.
1818 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
1820 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
1822 2008-05-12 Anatoly Sokolov <aesok@post.ru>
1824 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
1825 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
1826 Use 'machine->is_leaf' instead of 'leaf_func_p'.
1828 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
1830 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
1831 (*vec_concatv4sf_sse): This.
1832 (*sse2_concatv2si): Renamed to ...
1833 (*vec_concatv2si_sse2): This.
1834 (*sse1_concatv2si): Renamed to ...
1835 (*vec_concatv2si_sse): This.
1836 (*vec_concatv2di_rex): Renamed to ...
1837 (*vec_concatv2di_rex64): This.
1838 (*vec_concatv2si_sse4_1): New.
1839 (*vec_concatv2di_rex64_sse4_1): Likewise.
1841 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
1843 PR rtl-optimization/36111
1844 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
1845 that was created for swappable operands.
1847 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
1850 * Makefile.in: Substitute GNATMAKE and GNATBIND.
1851 * configure.ac: Add call to ACX_PROG_GNAT.
1853 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
1855 * optc-gen.awk: Fix comment typo.
1857 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1859 * pretty-print.c (pp_integer_with_precision): Use
1860 HOST_LONG_LONG_FORMAT.
1862 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
1864 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
1866 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
1868 * config/i386/i386.c (bdesc_ptest): Removed.
1869 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
1870 (bdesc_args): Add __builtin_ia32_ptestz128,
1871 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
1872 (ix86_init_mmx_sse_builtins): Updated.
1873 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
1874 (ix86_expand_builtin): Updated.
1876 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
1878 * tree-cfg.c (valid_fixed_convert_types_p): New function.
1879 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
1881 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
1883 * value-prof.c (interesting_stringop_to_profile): Do not
1884 return early for BUILT_IN_MEMPCPY.
1886 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
1888 * calls.c (expand_call): Don't use callgraph to increase
1889 preferred_stack_boundary.
1891 * cgraph.h (cgraph_rtl_info): Use unsigned on
1892 preferred_incoming_stack_boundary.
1894 * final.c (rest_of_clean_state): Use unsigned on
1895 preferred_stack_boundary.
1897 2008-05-09 Tom Tromey <tromey@redhat.com>
1899 PR preprocessor/22231:
1900 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
1903 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
1905 PR tree-optimization/36129
1906 * tree-ssa-ccp.c: Include value-prof.h.
1907 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
1908 built-in function was folded to a constant.
1909 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
1911 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
1912 Sebastian Pop <sebastian.pop@amd.com>
1914 * tree-scalar-evolution.c: Document instantiate_scev.
1915 (instantiate_parameters_1): Renamed instantiate_scev_1.
1916 Don't use the same loop for instantiation_loop and evolution_loop.
1917 (instantiate_scev): New.
1918 (instantiate_parameters): Moved...
1919 (resolve_mixers): Update call to instantiate_scev_1 to pass the
1920 same loop twice. Maintains the semantics for this function.
1921 * tree-scalar-evolution.h (instantiate_scev): Declare.
1922 (instantiate_parameters): ...here. Now static inline.
1923 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
1924 instead of resolve_mixers.
1926 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1928 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
1930 2008-05-09 Tomas Bily <tbily@suse.cz>
1932 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
1933 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
1934 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1935 * c-common.c (c_common_truthvalue_conversion): Likewise.
1936 * tree-object-size.c (compute_object_offset): Likewise.
1937 * tree-inline.c (estimate_num_insns_1): Likewise.
1938 * varasm.c (const_hash_1, compare_constant, copy_constant)
1939 (compute_reloc_for_constant, output_addressed_constants)
1940 (initializer_constant_valid_p): Likewise.
1941 * c-omp.c (check_omp_for_incr_expr): Likewise.
1942 * gimplify.c (gimplify_expr): Likewise.
1943 * c-typeck.c (c_finish_return): Likewise.
1944 * tree-vectorizer.c (supportable_widening_operation)
1945 (supportable_narrowing_operation): Likewise.
1946 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
1947 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
1948 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
1949 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
1950 (descr_info_loc): Likewise.
1951 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1952 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
1953 (fold_unary): Likewise.
1954 * builtins.c (get_pointer_alignment): Likewise.
1955 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
1956 (instantiate_parameters_1): Likewise.
1957 * tree.c (expr_align, stabilize_reference): Likewise.
1958 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
1959 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
1960 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
1961 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1962 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
1963 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
1965 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
1966 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
1967 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
1968 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
1969 (forward_propagate_comparison)
1970 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1971 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
1972 * emit-rtl.c (component_ref_for_mem_expr)
1973 (set_mem_attributes_minus_bitpos): Likewise.
1974 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1975 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
1977 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
1978 (build_function_call, pointer_diff, build_compound_expr)
1979 (c_finish_return): Likewise.
1980 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
1981 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
1983 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
1984 * expr.c (is_aligning_offset): Likewise.
1985 * tree-ssa-alias.c (is_escape_site): Likewise.
1986 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
1987 (check_all_va_list_escapes): Likewise.
1988 * tree-ssa-loop-ivopts.c (determine_base_object)
1989 (determine_common_wider_type): Likewise.
1990 * dojump.c (do_jump): Likewise.
1991 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
1992 * tree-gimple.c (is_gimple_cast): Likewise.
1993 * fold-const.c (decode_field_reference, )
1994 (fold_sign_changed_comparison, fold_unary, fold_comparison)
1995 (fold_binary): Likewise.
1996 * tree-ssa-alias-warnings.c (find_alias_site_helper)
1997 (already_warned_in_frontend_p): Likewise.
1998 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
1999 * tree.c (really_constant_p, get_unwidened): Likewise.
2000 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
2001 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
2002 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
2004 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
2006 (CONVERT_EXPR_P): Define.
2007 (CASE_CONVERT): Define.
2009 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
2012 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
2013 (delete_unmarked_insns): When deleting a call, call
2014 delete_unreachable_blocks.
2015 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2016 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
2018 2008-05-08 Richard Guenther <rguenther@suse.de>
2020 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
2021 (-ftree-salias): Likewise.
2022 (salias-max-implicit-fields): Remove param documentation.
2023 (salias-max-array-elements): Likewise.
2024 * tree-pass.h (pass_create_structure_vars): Remove.
2025 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2026 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2027 * tree-ssa-alias.c (create_structure_vars): Remove.
2028 (gate_structure_vars): Likewise.
2029 (pass_create_structure_vars): Likewise.
2030 (gate_build_alias): Likewise.
2031 (pass_build_alias): Adjust to run always and dump the function.
2032 * common.opt (ftree-salias): Hide.
2033 * passes.c (init_optimization_passes): Remove
2034 pass_create_structure_vars, adjust comment.
2035 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2036 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2037 * opts.c (decode_options): Do not set flag_tree_salias.
2038 (common_handle_option): Add OPT_ftree_salias to the backward
2039 compatibility section.
2041 2008-05-08 Richard Guenther <rguenther@suse.de>
2043 * tree-flow-inline.h (var_can_have_subvars): Move ...
2044 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
2045 * tree-flow.h (var_can_have_subvars): Remove.
2046 (push_fields_onto_fieldstack): Remove.
2047 (sort_fieldstack): Likewise.
2048 (struct fieldoff): Move ...
2049 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
2050 alias_set and base_for_components fields.
2051 (sort_fieldstack): Make static.
2052 (push_fields_onto_fieldstack): Likewise. Remove code that
2053 handles anything but RECORD_TYPEs. Remove alias_set and
2054 base_for_components handling.
2055 (create_variable_info_for): Adjust.
2057 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
2059 * common.opt (Wframe-larger-than=): Shorten the help message
2061 * doc/invoke.texi (Wframe-larger-than=): Add more description.
2063 2008-05-08 Rafael Espindola <espindola@google.com>
2065 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
2067 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
2068 trap and that both operands are gimple values.
2069 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
2070 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
2073 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2075 * read-rtl.c (join_c_conditions): Return the first string if the
2076 two strings are equal.
2078 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2080 * gensupport.h (pred_data): Add a "num_codes" field.
2081 (add_predicate_code): Declare.
2082 * gensupport.c (add_predicate_code): New function.
2083 (std_pred_table): Add an "allows_const_p" field.
2084 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
2085 Remove the (incomplete) list of such codes from the codes field.
2086 (init_predicate_table): Use add_predicate_code. Add all
2087 RTX_CONST_OBJs if allows_const_p is true.
2088 * genrecog.c (process_define_predicate): Use add_predicate_code.
2090 2008-05-08 David Daney <ddaney@avtrex.com>
2091 Richard Sandiford <rsandifo@nildram.co.uk>
2093 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
2094 special case of constant zero operands.
2095 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
2096 old and new values. Special case constant zero values.
2097 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
2099 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
2100 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
2102 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
2105 * simplify-rtx.c (simplify_plus_minus): Create CONST of
2106 similar RTX_CONST_OBJ before CONST_INT.
2108 2008-05-08 Steve Ellcey <sje@cup.hp.com>
2110 * stmt.c (expand_stack_restore): Change sa mode if needed.
2112 2008-05-08 Richard Guenther <rguenther@suse.de>
2114 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
2115 return type to bool.
2116 (ix86_sol10_return_in_memory): Likewise.
2117 (ix86_i386elf_return_in_memory): Likewise.
2118 (ix86_i386interix_return_in_memory): Likewise.
2119 * config/i386/i386.c (ix86_return_in_memory): Likewise.
2120 (ix86_sol10_return_in_memory): Likewise.
2121 (ix86_i386elf_return_in_memory): Likewise.
2122 (ix86_i386interix_return_in_memory): Likewise.
2124 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2127 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
2129 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
2130 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
2133 2008-05-08 Richard Guenther <rguenther@suse.de>
2135 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
2136 * tree-data-ref.h (struct dr_alias): Remove subvars field.
2137 (DR_SUBVARS): Remove.
2138 * tree-dfa.c (dump_subvars_for): Remove.
2139 (debug_subvars_for): Likewise.
2140 (dump_variable): Do not dump subvars.
2141 (remove_referenced_var): Do not remove subvars.
2142 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
2143 (lookup_subvars_for_var): Remove.
2144 (get_subvars_for_var): Likewise.
2145 (get_subvars_at): Likewise.
2146 (get_first_overlapping_subvar): Likewise.
2147 (overlap_subvar): Likewise.
2148 * tree-flow.h (subvar_t): Remove.
2149 (struct var_ann_d): Remove subvars field.
2150 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
2151 argument. Remove special handling of SFTs.
2152 (compute_tag_properties): Likewise.
2153 (set_initial_properties): Likewise.
2154 (compute_call_clobbered): Likewise.
2155 (count_mem_refs): Likewise.
2156 (compute_memory_partitions): Likewise.
2157 (compute_flow_insensitive_aliasing): Likewise.
2158 (setup_pointers_and_addressables): Likewise.
2159 (new_type_alias): Likewise.
2160 (struct used_part): Remove.
2161 (used_portions): Likewise.
2162 (struct used_part_map): Likewise.
2163 (used_part_map_eq): Likewise.
2164 (used_part_map_hash): Likewise.
2165 (free_used_part_map): Likewise.
2166 (up_lookup): Likewise.
2167 (up_insert): Likewise.
2168 (get_or_create_used_part_for): Likewise.
2169 (create_sft): Likewise.
2170 (create_overlap_variables_for): Likewise.
2171 (find_used_portions): Likewise.
2172 (create_structure_vars): Likewise.
2173 * tree.def (STRUCT_FIELD_TAG): Remove.
2174 * tree.h (MTAG_P): Adjust.
2175 (struct tree_memory_tag): Remove base_for_components and
2176 unpartitionable flags.
2177 (struct tree_struct_field_tag): Remove.
2178 (SFT_PARENT_VAR): Likewise.
2179 (SFT_OFFSET): Likewise.
2180 (SFT_SIZE): Likewise.
2181 (SFT_NONADDRESSABLE_P): Likewise.
2182 (SFT_ALIAS_SET): Likewise.
2183 (SFT_UNPARTITIONABLE_P): Likewise.
2184 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
2185 (union tree_node): Remove sft field.
2186 * alias.c (get_alias_set): Remove special handling of SFTs.
2187 * print-tree.c (print_node): Remove handling of SFTs.
2188 * tree-dump.c (dequeue_and_dump): Likewise.
2189 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2190 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
2191 * tree-predcom.c (set_alias_info): Do not set subvars.
2192 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
2193 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
2194 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
2195 (add_vars_for_offset): Remove.
2196 (add_virtual_operand): Remove special handling of SFTs.
2197 (add_call_clobber_ops): Likewise.
2198 (add_call_read_ops): Likewise.
2199 (get_asm_expr_operands): Likewise.
2200 (get_modify_stmt_operands): Likewise.
2201 (get_expr_operands): Likewise.
2202 (add_to_addressable_set): Likewise.
2203 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
2204 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2205 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
2206 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
2207 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
2208 (tree_node_structure): Likewise.
2209 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
2211 (find_what_p_points_to): Likewise.
2213 2008-05-08 Sa Liu <saliu@de.ibm.com>
2215 * config/spu/spu.md: Fixed subti3 pattern.
2217 2008-05-08 Richard Guenther <rguenther@suse.de>
2220 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2221 sure to create a representative for trailing arrays for PTA.
2223 2008-05-08 Richard Guenther <rguenther@suse.de>
2226 * fold-const.c (operand_equal_p): Two objects which types
2227 differ in pointerness are not equal.
2229 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2231 * calls.c (compute_argument_block_size): Add argument tree fndecl.
2232 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
2233 (emit_library_call_value_1): Add new variable fndecl initialized by
2234 NULL_TREE. It should be the decl type of orgfun, but this information
2235 seems not to be available here, so it uses the default calling abi.
2236 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
2237 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
2238 by TARGET_RETURN_IN_MEMORY.
2239 * config/i386/i386-interix.h: Likewise.
2240 * config/i386/i386.h: Likewise.
2241 * config/i386/i386elf.h: Likewise.
2242 * config/i386/ptx4-i.h: Likewise.
2243 * config/i386/sol2-10.h: Likewise.
2244 * config/i386/sysv4.h: Likewise.
2245 * config/i386/vx-common.h: Likewise.
2246 * config/cris/cris.h: Removed #if 0 clause.
2247 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
2248 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
2250 (ix86_sol10_return_in_memory): Likewise.
2251 (ix86_i386elf_return_in_memory): New.
2252 (ix86_i386interix_return_in_memory): New.
2253 * config/mt/mt-protos.h (mt_return_in_memory): New.
2254 * config/mt/mt.c: Likewise.
2255 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
2256 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
2257 * config/bfin/bfin.h: Likewise.
2258 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
2260 * config/bfin/bfin.c: Likewise.
2261 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
2262 * config/alpha/unicosmk.h: Likewise.
2263 * config/i386/cygming.h: Likewise.
2264 * config/iq2000/iq2000.h: Likewise.
2265 * config/mips/mips.h: Likewise.
2266 * config/mn10300/mn10300.h: Likewise.
2267 * config/rs6000/rs6000.h: Likewise.
2268 * config/score/score.h: Likewise.
2269 * config/spu/spu.h: Likewise.
2270 * config/v850/v850.h: Likewise.
2271 * defaults.h: Likewise.
2272 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
2273 * expr.c (emit_block_move): Adjust use of
2274 OUTGOING_REG_PARM_STACK_SPACE.
2275 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
2276 OUTGOING_REG_PARM_STACK_SPACE.
2277 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
2279 2008-05-08 Jakub Jelinek <jakub@redhat.com>
2281 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
2282 on OMP_RETURN for OMP_FOR.
2285 * dwarf2out.c (dw_expand_expr, common_check): Removed.
2286 (fortran_common): New function.
2287 (gen_variable_die): Call fortran_common instead of common_check,
2288 adjust for it returning tree instead of rtx. Formatting.
2290 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2294 * see.c (see_copy_insn): Copy new pure const attributes for new call.
2295 * c-decl.c (merge_decls): Ditto.
2296 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
2297 to RTL_CONST_OR_PURE_CALL_P.
2298 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
2299 Initialized DECL_LOOPING_CONST_PURE.
2300 (process_call_operands): Set tree_side_effects properly.
2301 * tree.h (TREE_READONLY_DECL_P): Removed.
2302 (DECL_IS_PURE): Renamed to DECL_PURE_P.
2303 (DECL_LOOPING_OR_CONST_P): New macro.
2304 (struct tree_function_decl): Added looping_const_or_pure_p.
2306 (ECF_LOOPING_OR_CONST_P): New macro.
2307 * rtlanal.c (pure_const_p): Removed.
2308 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
2309 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
2310 to RTL_CONST_CALL_P.
2311 * ipa-pure-const.c (pure_const_state_e): Added looping field.
2312 (check_decl, check_tree, check_call, scan_function): Initialize
2314 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
2315 (static_execute): Set looping true for recursive functions.
2316 Undo setting state to IPA_NEITHER for recursive functions.
2318 * ifcvt.c (noce_can_store_speculate_p): Changed
2319 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
2320 RTL_CONST_OR_PURE_CALL_P.
2321 * dse.c (scan_insn): Ditto.
2322 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
2323 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
2324 RTL_CONST_OR_PURE_CALL_P.
2325 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
2326 pure_call_p to RTL_CONST_CALL_P.
2327 * gimplify.c (gimplify_call_expr): Clear side effects for
2328 non-looping pure and constant calls.
2329 * calls.c (emit_call_1): Set rtl flags from ecf flags.
2330 (flags_from_decl_or_type): Set ecf flags from decl flags.
2331 (initialize_argument_information): Turn off
2332 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
2333 Change const to pure if callee_copies is true rather than just
2335 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
2336 way of marking pure calls.
2337 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
2338 Remove hack that was supposed to fix pr7335 and remove old
2339 way of marking pure calls.
2340 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
2341 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
2342 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
2343 RTL_CONST_OR_PURE_CALL_P.
2344 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
2345 * loop-invariant.c (find_exits, find_invariant_bb): Changed
2346 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
2347 * sched-deps.c (schedule_analyze): Ditto.
2348 * rtl.h (struct rtx_def): Use call field, unchanging field, and
2349 return_val field of calls to represent pure and const function info.
2350 (CONST_OR_PURE_CALL_P): Deleted macro.
2351 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2352 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
2353 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
2355 * tree-optimize.c (execute_fixup_cfg): Added test for
2356 ECF_LOOPING_CONST_OR_PURE.
2357 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
2359 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
2360 effects for looping pure or const calls.
2361 (verify_gimple_expr): Added verification code.
2362 * config/alpha/alpha.c (alpha_legitimize_address,
2363 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
2365 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
2366 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
2367 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
2368 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
2369 RTL_CONST_OR_PURE_CALL_P.
2370 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
2371 and const calls to be deleted.
2373 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2376 * config/i386/mmx.md (mmx_subv2sf3): New expander.
2377 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
2378 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
2379 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2380 to handle nonimmediate operands.
2381 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
2382 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
2383 to handle nonimmediate operands.
2384 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
2385 (mmx_pmulhrwv4hi3): New expander. Use
2386 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2387 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
2388 (sse2_umulv1siv1di3): New expander. Use
2389 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2390 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
2391 (mmx_eq<mode>3): New expander. Use
2392 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2393 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
2394 (mmx_uavgv8qi3): New expander. Use
2395 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2396 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
2397 (mmx_uavgv4hi3): New expander. Use
2398 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2400 * config/i386/sse.md
2401 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
2402 to handle nonimmediate operands.
2403 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
2404 to handle nonimmediate operands.
2405 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
2406 to handle nonimmediate operands.
2407 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
2408 to handle nonimmediate operands.
2409 (sse2_unpckhpd_exp): New expander. Use
2410 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2411 (sse2_unpcklpd_exp): New expander. Use
2412 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2413 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
2414 to handle nonimmediate operands.
2415 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
2416 to handle nonimmediate operands.
2417 (*sse2_<plusminus_insn><mode>3): Rename from
2418 sse2_<plusminus_insn><mode>3 insn pattern.
2419 (sse2_<plusminus_insn><mode>3): New expander. Use
2420 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2421 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
2422 (sse2_umulv2siv2di3): New expander. Use
2423 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2424 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
2425 (sse4_1_mulv2siv2di3): New expander. Use
2426 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2427 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
2428 (sse2_pmaddwd): New expander. Use
2429 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2430 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
2431 (sse2_eq<mode>3): New expander. Use
2432 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2433 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
2434 (sse4_1_eqv2di3): New expander. Use
2435 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2436 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2437 (sse2_uavgv16qi3): New expander. Use
2438 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2439 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2440 (sse2_uavgv16qi3): New expander. Use
2441 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2442 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
2443 (sse2_uavgv8hi3): New expander. Use
2444 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2445 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
2446 (ssse3_pmulhrswv8hi3): New expander. Use
2447 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2448 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
2449 (ssse3_pmulhrswv4hi3): New expander. Use
2450 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2452 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
2453 (<sse>_vmmul<mode>3): Ditto.
2454 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
2456 (ssse3_pmaddubsw128): Use register_operand for operand 1.
2457 (ssse3_pmaddubsw): Ditto.
2459 * config/i386/i386.c (struct_builtin_description)
2460 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
2461 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
2462 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
2463 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
2464 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
2465 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
2466 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
2467 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
2468 (ix86_fixup_binary_operands): Assert that src1
2469 and src2 must have the same mode when swapped.
2470 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
2471 and ix86_binary_operator_ok. Do not force operands in registers
2474 2008-05-07 Jan Hubicka <jh@suse.cz>
2476 * cgraph.c (dump_cgraph_node): Update.
2477 * cgraph.h (cgraph_local_info): Break out inline summary.
2478 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
2480 * ipa-inline (inline_summary): New accestor function.
2481 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
2482 cgraph_decide_inlining, compute_inline_parameters): Update.
2483 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
2485 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2487 Cleanup ColdFire scheduling support and add V4 pipeline model.
2489 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
2490 (define_attr cpu): Add cfv4 value.
2491 (define_attr type, define_attr type1): Merge into a single 'type'
2492 attribute. Update all uses.
2493 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
2494 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
2496 (define_attr opx_mem, define_attr opy_mem): Remove.
2497 (define_attr op_mem): Clean up, update comment.
2498 (define_attr size): Use specific values instead of general int.
2499 (define_attr guess, define_attr split): Remove. Update all uses.
2500 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
2501 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
2502 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
2503 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
2504 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
2505 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
2506 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
2507 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
2508 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
2509 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
2510 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
2511 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
2512 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
2513 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
2514 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
2515 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
2516 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
2517 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
2518 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
2519 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
2520 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
2521 Update or set attributes.
2522 (stack_tie): New fake instruction.
2524 * config/m68k/m68k.h (TUNE_CFV4): New macro.
2525 (m68k_sched_attr_size): Update declaration.
2526 (m68k_sched_attr_type2): Remove.
2527 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
2528 Declare new bypass predicates.
2530 * config/m68k/m68k.c (m68k_sched_issue_rate,
2531 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
2533 (TARGET_SCHED_ISSUE_RATE,
2534 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
2535 (override_options): Handle scheduling for ColdFire V4 core.
2536 (m68k_expand_prologue): Emit stack_tie.
2537 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
2538 'OP_TYPE_FPN'. Update all uses.
2539 (sched_guess_p): Remove.
2540 (sched_address_type): Handle symbolic addresses.
2541 (sched_get_operand): New static function.
2542 (sched_operand_type): Merge into sched_attr_op_type.
2543 (sched_attr_op_type): Handle FP registers, handle quick constants,
2545 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
2546 (m68k_sched_attr_size): Update. Move logic to ...
2547 (sched_get_attr_size_int): New static function.
2548 (sched_get_opxy_mem_type): New static function.
2549 (m68k_sched_attr_op_mem): Update.
2550 (m68k_sched_attr_type2): Remove.
2551 (sched_cfv4_bypass_data): New static variable.
2552 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
2553 (m68k_sched_issue_rate): Implement scheduler hook.
2554 (struct _sched_ib: enabled_p): New field.
2555 (m68k_sched_variable_issue): Update. Handle V4.
2556 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
2557 sched_dump_class_func_t, sched_dump_split_class,
2558 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
2559 sched_dump_dfa_class, m68k_sched_dump): Remove.
2560 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
2562 (m68k_sched_init_global): Remove statisctics dumping, introduce
2563 sanity check that all instructions have pipeline reservations. Handle
2565 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2566 Handle ColdFire V4 core.
2567 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
2568 New static functions.
2569 (m68k_sched_address_bypass_p): New bypass predicate.
2570 (sched_get_indexed_address_scale): New static function.
2571 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
2573 * cf.md: Update comments.
2574 (define_attr type2): Remove. Use 'type' attribute instead.
2576 (cf_ib): Rename to cfv123_ib. Update all uses.
2577 (cf_oep): Rename to cfv123_oep. Update all uses.
2578 (cf_chr): Rename to cfv123_chr. Update all uses.
2579 (cf_mem): Rename to cfv123_mem. Update all uses.
2580 (cf_mac): Move to more appropriate place.
2581 (cfv123_guess): New automaton and cpu_unit.
2582 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
2583 Update uses of 'size' attribute. Handle before reload scheduling.
2584 (cfv123_guess): New dummy reservation for unhandled instructions.
2585 (cfv4_*): Pipeline description of ColdFire V4 core.
2586 (ignore): New reservation to handle 'ignore' type.
2588 2008-05-07 Ian Lance Taylor <iant@google.com>
2591 * gimplify.c (find_single_pointer_decl_1): Don't look through
2593 (find_single_pointer_decl): Adjust comments.
2595 2008-05-07 Jakub Jelinek <jakub@redhat.com>
2598 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
2599 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
2602 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
2603 integral type rather than floating point, then VIEW_CONVERT_EXPR
2604 to the floating point type.
2606 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2608 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
2609 TFmode op0 to register.
2611 2008-05-07 Alan Modra <amodra@bigpond.net.au>
2613 * c-decl.c (grokdeclarator): Comment typo.
2615 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
2617 * tree-flow.h: Remove prototype for computed_goto_p.
2618 * tree-cfg.c (computed_goto_p): Make static.
2620 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
2623 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
2624 (contains_aligned_value_p): This. Handle _Decimal128.
2625 (ix86_function_arg_boundary): Only align _Decimal128 to its
2626 natural boundary and handle it properly.
2628 2008-05-06 Martin Jambor <mjambor@suse.cz>
2630 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
2631 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
2632 (ipcp_method_set_orig_node): Removed.
2633 (ipcp_cval_get_cvalue_type): Removed.
2634 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
2635 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
2636 (ipcp_cval_set_cvalue_type): Removed.
2637 (ipcp_cval_get_cvalue): Removed.
2638 (ipcp_cval_set_cvalue): Removed.
2639 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
2640 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
2641 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
2642 (ipcp_cval_meet): Renamed to ipa_lattice_meet
2643 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
2644 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
2645 (ipcp_get_ith_lattice): Changed parameters.
2646 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
2647 (ipcp_lattice_from_jfunc): Changed parameters.
2648 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
2649 (ipcp_method_cval_print): Added temporary variable info.
2650 (ipcp_redirect): Removed already unused local variable caller.
2651 (ipcp_redirect): New temporary variable orig_callee_info
2652 (ipcp_redirect): Removed newly unused local variable callee.
2653 (ipcp_redirect): Removed (a bit confusing) local variable type.
2654 (ipcp_insert_stage): Added local variable info.
2655 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
2657 (ipcp_formal_create): Removed.
2658 (ipcp_method_cval_set): Removed.
2659 (ipcp_propagate_stage): Renamed lattice variables.
2660 (ipcp_method_cval_set_cvalue_type): Removed.
2661 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
2662 (ipcp_print_all_lattices): Changed printed strings to refer to
2663 lattices rather than cvals.
2664 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
2665 (ipcp_propagate_const): Changed formal parameters.
2666 (build_const_val): Changed formal parameters.
2667 (ipcp_insert_stage): Removed useless variable cvalue
2668 (build_const_val): Changed formal parameters.
2669 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
2670 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
2671 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
2672 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
2673 (ipcp_print_func_profile_counts): Changed string from "method" to
2675 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
2676 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
2677 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
2678 (ipcp_structures_print): Renamed to ipcp_print_all_structures
2679 (ipcp_profile_print): Renamed to ipcp_print_profile_data
2680 (ipcp_lat_is_const): Changed parameters and made inline.
2681 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
2682 (ipcp_redirect): Renamed to ipcp_need_redirect_p
2683 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
2684 the predicate condition directly
2685 (ipcp_propagate_stage): Added local variable args. Removed local
2686 variable callee. (Both are mere code simplifications.)
2687 (ipcp_method_dont_insert_const): Renamed to
2688 ipcp_node_not_modifiable_p.
2689 (ipcp_node_not_modifiable_p): Made inline.
2690 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
2691 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
2692 (ipcp_print_all_lattices): Removed variable cvalue
2693 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
2696 2008-05-06 Olivier Hainque <hainque@adacore.com>
2698 * tree-sra.c (try_instantiate_multiple_fields): Early return
2699 if field has POINTER_TYPE.
2701 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
2703 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
2704 by using 'q' specifier for instruction.
2705 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
2707 2008-05-06 Anatoly Sokolov <aesok@post.ru>
2709 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2710 Change mode of zero_extract from QImode to HImode.
2711 (sign bit tests peepholes): (Ditto.).
2713 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
2715 * config/i386/mmx.md: Remove double backslashes from asm templates.
2716 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
2717 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2718 to handle nonimmediate operands.
2719 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
2720 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2721 to handle nonimmediate operands.
2722 (*mmx_<code>v2sf3_finite): New insn pattern.
2723 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
2724 (mmx_<code>v2sf3): New expander. Use
2725 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2726 (mmx_<plusminus_insn><mode>3): New expander. Use
2727 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2728 (*mmx_<plusminus_insn><mode>3): New insn pattern.
2729 (mmx_add<mode>3): Removed.
2730 (mmx_ssadd<mode>3): Ditto.
2731 (mmx_usadd<mode>3): Ditto.
2732 (mmx_sub<mode>3): Ditto.
2733 (mmx_sssub<mode>3): Ditto.
2734 (mmx_ussub<mode>3): Ditto.
2735 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
2736 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
2737 to handle nonimmediate operands.
2738 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
2740 (mmx_smulv4hi3_highpart): New expander. Use
2741 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2742 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
2744 (mmx_umulv4hi3_highpart): New expander. Use
2745 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2746 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
2747 (mmx_<code>v4hi3): New expander. Use
2748 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2749 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
2750 (mmx_<code>v8qi3): New expander. Use
2751 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2752 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
2753 (mmx_<code><mode>3): New expander. Use
2754 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2756 2008-05-05 Jan Hubicka <jh@suse.cz>
2758 PR tree-optimization/36118
2759 * passes.c (pass_init_dump_file): Fix dump header.
2761 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2764 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
2765 VCE for function decls.
2767 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2769 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
2771 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2773 * config/i386/i386.md (sat_plusminus): New.
2774 (plusminus_insn): Likewise.
2775 (plusminus_mnemonic): Likewise.
2777 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
2778 (*<addsub><mode>3_cc_overflow): Renamed to ...
2779 (*<plusminus_insn><mode>3_cc_overflow): This.
2780 (*<addsub>si3_zext_cc_overflow): Renamed to ...
2781 (*<plusminus_insn>si3_zext_cc_overflow): This.
2783 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
2784 (<plusminus_insn><mode>3): This.
2785 (*<addsub><mode>3): Renamed to ...
2786 (*<plusminus_insn><mode>3): This.
2787 (<sse>_vm<addsub><mode>3): Renamed to ...
2788 (<sse>_vm<plusminus_insn><mode>3): This.
2789 (sse3_h<addsub>v4sf3): Renamed to ...
2790 (sse3_h<plusminus_insn>v4sf3): This.
2791 (sse3_h<addsub>v2df3): Renamed to ...
2792 (sse3_h<plusminus_insn>v2df3): This.
2793 (<plusminus_insn><mode>3): New.
2794 (*<plusminus_insn><mode>3): Likewise.
2795 (sse2_<plusminus_insn><mode>3): Likewise.
2796 (add<mode>): Removed.
2797 (*add<mode>3): Likewise.
2798 (sse2_ssadd<mode>3): Likewise.
2799 (sse2_usadd<mode>3): Likewise.
2800 (sub<mode>3): Likewise.
2801 (*sub<mode>3): Likewise.
2802 (sse2_sssub<mode>3): Likewise.
2803 (sse2_ussub<mode>3): Likewise.
2805 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
2807 * gthr-single.h: Add in required interface elements as per gthr.h.
2808 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
2809 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
2810 Generalize UNUSED macro.
2811 (__gthread_once): Add.
2812 (__gthread_key_create): Add.
2813 (__gthread_key_delete): Add.
2814 (__gthread_getspecific): Add.
2815 (__gthread_setspecific): Add.
2817 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
2819 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
2820 the same size types for the indirect reference on the rhs, then
2823 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
2825 * config/i386/i386.md
2826 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
2827 one insn template instead of template series.
2828 (*xordi_1_rex64): Ditto.
2829 (*xordi_2_rex64): Ditto.
2831 2008-05-05 Ira Rosen <irar@il.ibm.com>
2833 PR tree-optimization/36119
2834 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
2837 2008-06-04 Jan Hubicka <jh@suse.cz>
2839 tree-optimization/36100
2840 * tree-pass.h (pass_O0_always_inline): Declare.
2841 * ipa-inline.c (inline_transform): Remove dead code.
2842 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2843 pass_O0_always_inline): New.
2844 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
2846 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
2848 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
2849 mnemonic in this_param move for TARGET_64BIT.
2851 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
2853 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
2854 (*strmovsi_rex_1): Ditto.
2855 (*strsetsi_1): Ditto.
2856 (*strsetsi_rex_1): Ditto.
2858 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
2859 adddicc expanders using SWI mode iterator.
2861 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
2864 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
2867 2008-05-04 David S. Miller <davem@davemloft.net>
2869 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
2870 (sparc*-*-linux*): Use linux.h in tm_file.
2871 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
2872 compiler defaulting to 32-bit.
2873 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
2875 * config/sparc/linux.h: Remove definitions now obtained
2876 properly from linux.h
2877 * config/sparc/linux64.h: Likewise.
2878 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
2879 don't want this setting for 32-bit builds in a biarch compiler.
2880 * doc/install.texi: Add sparc-linux to list of targets
2881 supporting --enable-targets=all.
2883 2008-05-03 Andrew Pinski <pinskia@gmail.com>
2885 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
2887 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
2889 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
2890 after V4SI_FTYPE_V8HI.
2891 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
2892 case V4SI_FTYPE_V2DF.
2894 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
2896 * doc/invoke.texi (max-flow-memory-locations): Removed.
2897 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
2899 2008-05-03 Richard Guenther <rguenther@suse.de>
2902 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
2904 2008-05-02 David S. Miller <davem@davemloft.net>
2906 * config.gcc (need_64bit_hwint): Document libcpp dependency.
2908 2008-05-02 Simon Baldwin <simonb@google.com>
2911 * c-common.h (warn_array_subscript_range): Removed.
2912 * c-common.c (warn_array_subscript_range): Ditto.
2913 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
2914 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
2916 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2918 * config/i386/i386.c (ix86_special_builtin_type): New.
2919 (bdesc_special_args): Likewise.
2920 (ix86_expand_special_args_builtin): Likewise.
2921 (ix86_init_mmx_sse_builtins): Updated.
2922 (ix86_expand_builtin): Updated.
2923 (ix86_expand_store_builtin): Removed.
2924 (ix86_expand_unop_builtin): Likewise.
2926 * config/i386/mm3dnow.h (__v2sf): Moved to ...
2927 * config/i386/mmintrin.h (__v2sf): Here.
2929 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
2931 (_mm_loadl_pi): Likewise.
2932 (_mm_storeh_pi): Replace __v2si with __v2sf.
2933 (_mm_storel_pi): Likewise.
2935 * doc/extend.texi: Correct __builtin_ia32_loadhps,
2936 __builtin_ia32_loadlps, __builtin_ia32_storehps,
2937 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
2938 __builtin_ia32_loadlpd.
2940 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2942 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
2943 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
2944 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
2945 (ix86_init_mmx_sse_builtins): Updated.
2946 (ix86_expand_args_builtin): Likewise.
2947 (ix86_expand_builtin): Likewise.
2948 (ix86_expand_unop1_builtin): Renamed to ...
2949 (ix86_expand_unop_vec_merge_builtin): This.
2951 2008-05-01 Jan Hubicka <jh@suse.cz>
2954 * ipa-inline.c (inline_generate_summary): Make static.
2955 (inline_transform): Do not call inlining at -O0; make static.
2956 * passes.c (execute_todo): Add sanity check.
2957 (execute_one_ipa_transform_pass): Execute proper flags.
2959 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
2961 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
2962 (DECL_NONADDRESSABLE_P): Likewise.
2963 * alias.c (record_component_aliases): Fix comment.
2965 2008-05-01 Simon Baldwin <simonb@google.com>
2967 * c-common.h (warn_array_subscript_range): New function.
2968 * c-common.c (warn_array_subscript_range): Ditto.
2969 * tree-vrp.c (check_array_ref): Corrected code to agree with
2970 comment, ignoring only arrays of size 0 or size 1.
2971 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
2973 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2975 * config/i386/i386.c (ix86_builtin_type): Replace
2976 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
2977 (bdesc_args): Updated.
2978 (ix86_init_mmx_sse_builtins): Likewise.
2979 (ix86_expand_args_builtin): Likewise.
2981 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
2984 * doc/extend.texi: Correct __builtin_ia32_palignr.
2986 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2989 * config/i386/i386.c (bdesc_crc32): Removed.
2990 (ix86_expand_crc32): Likewise.
2991 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
2992 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
2993 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
2994 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
2995 UINT_FTYPE_UINT_UCHAR.
2996 (bdesc_args): Updated. Add crc32 builtins.
2997 (ix86_init_mmx_sse_builtins): Updated.
2998 (ix86_expand_args_builtin): Updated to support subreg.
3000 * doc/extend.texi: Correct __builtin_ia32_crc32di.
3002 2008-05-01 Jan Hubicka <jh@suse.cz>
3004 * tree-pass.h (opt_pass): Add IPA_PASS.
3005 (varpool_node, cgraph_node): Forward declare.
3006 (ipa_opt_pass): Define.
3007 (pass_ipa_inline): Turn into ipa_opt_pass.
3008 (pass_apply_inline): Remove.
3009 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
3010 (apply_inline): Turn into ....
3011 (inline_transform): ... this one.
3012 (inline_generate_summary): New function.
3013 (pass_apply_inline): Remove.
3014 * function.h (ipa_opt_pass): Forward declare structure; typedef;
3016 (struct function): Add ipa_transforms_to_apply.
3017 * passes.c (register_one_dump_file): Work on IPA_PASS.
3018 (init_optimization_passes): Remove pass_inline_parameters and
3020 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
3021 (execute_one_pass) ... here; apply transforms when possible.
3022 (add_ipa_transform_pass, execute_ipa_summary_asses,
3023 execute_one_ipa_transform_pass): New.
3024 (execute_ipa_pass_list): Update for IPA_PASS type.
3026 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3028 * config/i386/i386.c (ix86_builtin_type): Add
3029 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
3030 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
3031 (bdesc_args): Add SSE4a builtins.
3032 (ix86_init_mmx_sse_builtins): Updated.
3033 (ix86_expand_args_builtin): Likewise.
3034 (ix86_expand_builtin): Likewise.
3036 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3038 * config/i386/i386.c (ix86_builtin_type): Add
3039 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
3040 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
3041 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
3042 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
3043 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
3044 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
3045 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
3046 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
3047 and DI_FTYPE_DI_DI_INT.
3048 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
3049 (ix86_init_mmx_sse_builtins): Updated.
3050 (ix86_expand_args_builtin): Likewise.
3051 (ix86_expand_builtin): Likewise.
3052 (ix86_expand_binop_imm_builtin): Removed.
3054 * doc/extend.texi: Correct __builtin_ia32_palignr128.
3056 2008-04-30 Richard Guenther <rguenther@suse.de>
3058 PR tree-optimization/32921
3059 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
3061 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
3063 * config/arm/arm.c (arm_unwind_emit): Use
3064 crtl->all_throwers_are_sibcalls instead of
3065 cfun->all_throwers_are_sibcalls.
3066 (arm_output_fn_unwind): Likewise.
3067 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
3068 instead of cfun->uses_pic_offset_table.
3069 (frv_expand_prologue): Likewise.
3070 (frv_frame_pointer_required): Likewise.
3071 (frv_expand_fdpic_call): Likewise.
3072 (frv_emit_movsi): Likewise.
3073 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
3074 cfun->returns_pcc_struct instead of
3075 current_function_returns_pcc_struct.
3076 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
3077 instead of cfun->calls_eh_return.
3078 (m32c_pushm_popm): Likewise.
3079 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
3080 "extern" declaration.
3082 2008-04-30 Richard Guenther <rguenther@suse.de>
3084 PR tree-optimization/21636
3085 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
3087 (evaluate_stmt): Print the likely value.
3088 (ccp_visit_stmt): Avoid excessive vertical spacing.
3090 2008-04-30 Rafael Espindola <espindola@google.com>
3092 * builtins.c (fold_call_expr): Return realret.
3093 * tree-ssa-threadedge.c
3094 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
3095 __builtin_object_size.
3097 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
3099 * gcc.c (wrapper_string): New variable.
3100 (insert_wrapper): New function.
3101 (execute): New option -wrapper.
3102 * doc/invoke.texi (Overall Options): New driver option -wrapper.
3104 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
3106 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
3107 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
3108 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
3110 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
3111 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
3112 config/rs6000/e500crtres64gprctr.asm,
3113 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
3114 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
3115 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
3116 config/rs6000/e500crtsav64gprctr.asm,
3117 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
3118 config/rs6000/e500crtsavg64gprctr.asm: New files.
3119 * config/rs6000/t-ppccomm: Add build rules for new files.
3120 (LIB2FUNCS_STATIC_EXTRA): Add new files.
3121 * config/rs6000/t-netbsd: Add build rules for new files.
3122 (LIB2FUNCS_STATIC_EXTRA): New variable.
3123 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
3124 (CRTSAVRES_DEFAULT_SPEC): Likewise.
3125 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
3127 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
3129 * config/i386/i386.c (ix86_builtin_type): Add
3130 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
3131 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
3132 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
3133 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
3134 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
3135 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
3136 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
3137 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
3138 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
3139 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
3140 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
3141 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
3142 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
3143 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
3144 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
3145 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
3146 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
3147 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
3148 V1DI_FTYPE_V2SI_V2SI.
3149 (bdesc_2arg): Moved to ...
3151 (ix86_init_mmx_sse_builtins): Updated.
3152 (ix86_expand_args_builtin): Updated. Take a pointer
3153 to const struct builtin_description. Handle comparison
3155 (ix86_expand_sse_compare): Take a new argument for swapping operands.
3156 (ix86_expand_builtin): Updated.
3158 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
3159 (ssse3_pmaddubsw128): This.
3160 (ssse3_pmaddubswv4hi3): Renamed to ...
3161 (ssse3_pmaddubsw): This.
3163 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
3164 (__builtin_ia32_packssdw128): Likewise.
3165 (__builtin_ia32_packuswb128): Likewise.
3166 (__builtin_ia32_pmaddubsw): Likewise.
3167 (__builtin_ia32_pmaddubsw128): Likewise.
3169 2008-04-30 Richard Guenther <rguenther@suse.de>
3171 PR tree-optimization/14847
3172 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
3173 (recognize_bits_test): Use it.
3174 (recognize_single_bit_test): Likewise.
3176 2008-04-30 Martin Jambor <mjambor@suse.cz>
3178 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
3179 instead of setting number of formal parameters to zero.
3180 (ipcp_init_stage): Do not set the number of actual parameters to zero
3182 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
3183 which are called with variable number of arguments.
3184 (ipcp_insert_stage): Explicitely skipping all nodes which are
3185 called with variable number of arguments.
3186 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
3187 number of parameters.
3189 * ipa-prop.h (struct ipa_node_params): Added flag
3190 called_with_var_arguments
3191 (ipa_set_param_count): Added. Changed sole setter to use it.
3192 (ipa_get_param_count): Added. All readers of param_count
3193 converted to use it instead.
3194 (ipa_set_called_with_variable_arg): Added.
3195 (ipa_is_called_with_var_arguments): Added.
3196 (ipa_get_ith_param): Added. All readers of param_decls converted
3198 (ipa_set_cs_argument_count): Added, sole writer to argument_count
3200 (ipa_get_cs_argument_count): Added, all readers of argument_count
3202 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
3205 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
3206 (struct ipcp_lattice): Renamed cval_type to type
3207 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
3209 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
3210 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
3211 (ipcp_insert_stage): Changed the type of variable cvalue to tree
3212 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
3213 (build_const_val): Changed the type of parameter cvalue to tree
3214 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
3215 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
3217 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
3220 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
3221 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
3222 (ipa_add_method): Renamed to ipa_push_func_to_list
3223 (ipa_remove_method): Renamed to ipa_pop_func_from_list
3224 (ipa_callsite_param_count): Removed.
3225 (ipa_callsite_param_count_set): Removed.
3226 (ipa_callsite_param): Removed.
3227 (ipa_callsite_callee): Removed.
3228 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
3229 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
3230 (ipa_method_formal_count): Removed.
3231 (ipa_method_formal_count_set): Removed.
3232 (ipa_method_get_tree): Removed.
3233 (ipa_method_tree_map_create): Removed.
3234 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
3235 (ipa_create_param_decls_array): Creates the array itself
3236 (ipa_create_param_decls_array): Temporary variable info instead of
3238 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
3239 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
3240 (get_type): Removed.
3241 (ipa_jf_get_info_type): Removed.
3242 (ipa_node_create): Renamed to ipa_create_node_params
3243 (ipa_free): Renamed to ipa_free_all_node_params
3244 (ipa_nodes_create): Renamed to ipa_create_all_node_params
3245 (ipa_edges_create): Renamed to ipa_create_all_edge_args
3246 (ipa_edges_free): Renamed to ipa_free_all_edge_args
3247 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
3248 (ipa_free_all_node_params): Deallocation to jump_functions moved to
3249 ipa_free_all_edge_args
3250 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
3251 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
3252 (ipa_create_methodlist_node): Removed.
3253 (ipa_methodlist_method): Removed.
3254 (ipa_methodlist_method_set): Removed.
3255 (ipa_methodlist_next_method): Removed.
3256 (ipa_methodlist_next_method_set): Removed.
3257 (ipa_method_is_modified): Removed.
3258 (ipa_method_modify_create): Removed.
3259 (ipa_method_modify_init): Temporary variable info instead of a few
3261 (ipa_detect_param_modifications): Temporary variable info instead of
3263 (ipa_compute_jump_functions): Temporary variable info instead of
3265 (ipa_method_modify_set): Removed.
3266 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
3267 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
3268 than craph_node as the first parameter.
3269 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
3270 (ipa_method_modify_init): Removed.
3271 (ipa_compute_jump_functions): Added a temp variable instead of
3272 repeatadly dereferencing the cgraph_edge.aux pointer
3273 (ipa_callsite_param_set_type): Removed.
3274 (ipa_compute_jump_functions): i renamed to index and moved to
3276 (ipa_callsite_param_set_info_type_formal): Removed.
3277 (ipa_callsite_param_set_info_type): Removed.
3278 (ipa_callsite_param_map_create): Removed.
3279 (ipa_callsite_tree): Removed.
3280 (ipa_callsite_caller): Removed.
3281 (ipa_pop_func_from_list): return_method removed to return_func
3283 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
3284 prefixed all values with IPA_. Changed all users.
3285 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
3286 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
3287 and FORMAL_IPATYPE IPA_PASS_THROUGH.
3288 (union parameter_info): Renamed to jump_func_value.
3289 (union jump_func_value): Renamed value to constant
3290 (struct ipa_jump_func): Renamed info_type to value
3291 (struct ipa_node): Renamed to ipa_node_params
3292 (struct ipa_node_params): Renamed ipa_arg_num to param_count
3293 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
3294 (struct ipa_node_params): Renamed ipa_mod to modified_flags
3295 (struct ipa_edge): Renamed to ipa_edge_args
3296 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
3297 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
3298 (struct ipa_methodlist): Renamed to ipa_func_list
3299 (struct ipa_func_list): method_p renamed to node, next_method
3301 (ipa_methodlist_p): Removed, switched all users to struct pointer
3302 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
3304 2008-04-30 Alan Modra <amodra@bigpond.net.au>
3306 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
3307 (rs6000_emit_epilogue): Use backchain to restore only when we
3308 have a large frame. Make use of frame pointer to restore if we
3309 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
3311 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
3313 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
3314 Add mode to zero_extract.
3315 (sign bit tests peepholes): (Ditto.).
3317 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
3319 * config/i386/i386.c (ix86_builtins): Replace Prescott New
3320 Instructions in comments with SSE3.
3321 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
3322 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
3323 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
3324 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
3325 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
3326 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
3327 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
3328 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
3329 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
3330 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
3331 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
3332 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
3333 (bdesc_sse_args): Renamed to ...
3334 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
3335 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
3336 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
3338 (bdesc_1arg): Moved to ...
3340 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
3341 Instructions in comments with SSE3.
3342 (ix86_expand_sse_operands_builtin): Renamed to ...
3343 (ix86_expand_args_builtin): This. Updated.
3344 (ix86_expand_unop1_builtin): Update comments.
3345 (ix86_expand_builtin): Updated.
3347 2008-04-29 Richard Guenther <rguenther@suse.de>
3349 PR tree-optimization/36078
3350 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
3351 Update virtual SSA form after cleaning up the CFG.
3353 2008-04-29 Richard Guenther <rguenther@suse.de>
3356 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
3358 2008-04-29 Richard Guenther <rguenther@suse.de>
3360 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
3361 (compute_may_aliases): Do not call finalize_ref_all_pointers.
3362 (compute_flow_insensitive_aliasing): Do not treat
3363 PTR_IS_REF_ALL pointers special.
3364 (get_smt_for): Likewise.
3365 (may_alias_p): Re-structure.
3366 (is_escape_site): A ref-all pointer conversion is not an escape site.
3367 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
3368 PTR_IS_REF_ALL pointers special.
3369 * tree-ssa-structalias.h (struct alias_info): Remove
3370 ref_all_symbol_mem_tag field.
3371 (PTR_IS_REF_ALL): Remove.
3373 2008-04-29 Richard Guenther <rguenther@suse.de>
3376 * fold-const.c (extract_muldiv_1): In combining division constants
3377 make sure to never overflow.
3379 2008-04-29 Nick Clifton <nickc@redhat.com>
3381 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
3383 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3386 * optc-gen.awk: Work around HP-UX/IA awk bug.
3388 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
3390 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
3393 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3396 * config/i386/i386.md
3397 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
3398 Change operand 1 predicate to nonimmediate_operand.
3400 2008-04-28 Jakub Jelinek <jakub@redhat.com>
3403 * dwarf2out.c (struct die_struct): Mark as chain_circular through
3405 * gengtype.c (walk_type, write_func_for_structure): Handle
3407 * doc/gty.texi: Document chain_circular.
3409 2008-04-28 Richard Guenther <rguenther@suse.de>
3411 PR tree-optimization/36066
3412 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
3415 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3418 * config/i386/i386.md
3419 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
3420 Use match_scratch instead of match_operand for operands 3 and 4.
3422 2008-04-27 Richard Guenther <rguenther@suse.de>
3424 PR tree-optimization/18754
3425 PR tree-optimization/34223
3426 * tree-pass.h (pass_complete_unrolli): Declare.
3427 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
3428 loop size before and after unconditionally of UL_NO_GROWTH in effect.
3429 Rewrite loop into loop closed SSA form if it is not already.
3430 (tree_unroll_loops_completely): Re-structure to iterate over
3431 innermost loops with intermediate CFG cleanups.
3432 Unroll outermost loops only if requested or the code does not grow
3434 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
3435 loops are available.
3436 (tree_vectorize): Instead do so here.
3437 (tree_complete_unroll): Also unroll outermost loops.
3438 (tree_complete_unroll_inner): New function.
3439 (gate_tree_complete_unroll_inner): Likewise.
3440 (pass_complete_unrolli): New pass.
3441 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
3442 uses outside of the loop.
3443 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
3444 form if it is available.
3445 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
3446 * passes.c (init_optimization_passes): Schedule complete inner
3447 loop unrolling pass before the first CCP pass after final inlining.
3449 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
3451 * targhooks.h (default_emutls_var_fields,
3452 default_emutls_var_init): Declare.
3453 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
3454 * target.h (struct gcc_target): Add struct emutls member.
3455 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
3456 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
3457 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
3458 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
3459 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
3460 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
3461 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
3462 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
3463 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
3464 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
3465 emit debug information.
3466 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
3467 * varasm.c: Include targhooks.h.
3468 (emutls_object_section, emutls_tmpl_section): New.
3469 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
3470 (EMUTLS_SEPARATOR): New.
3472 (get_emutls_object_name): New.
3473 (default_emutls_var_fields): New, broken out of ...
3474 (get_emutls_object_type): ... here. Adjust to use target hooks.
3475 (get_emutls_init_templ_addr): Adjust to use target hooks.
3476 (emutls_decl): Adjust to use target hooks.
3477 (emutls_finish): Likewise.
3478 (default_emutls_var_init): New, broken out of ...
3479 (assemble_variable): ... here. Adjust to use target hooks.
3480 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
3482 * c-common.c (handle_section_attribute): Prevent overriding
3483 sections for emulated tls with special sections.
3484 * config/i386/i386.c (x86_64_elf_select_section): Add
3485 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
3486 (x86_64_elf_unique_section): Likewise.
3487 * config/vxworks.c: Include tree.h.
3488 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
3489 (vxworks_override_options): Set TLS scheme.
3490 * doc/tm.texi (Emulated TLS): New node.
3492 2008-04-26 Simon Baldwin <simonb@google.com>
3495 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
3496 with propagated string constants.
3498 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
3500 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
3501 constraint for operand 2 when operand 0 is memory operand.
3502 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
3503 operand 0 is memory operand.
3504 (fix_trunc<mode>_i387_with_temp): Ditto.
3505 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
3506 operand 2 when operand 1 is memory operand.
3507 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
3508 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
3509 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
3510 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3511 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
3512 operands 2,3 and 4 when operand 1 is memory operand.
3513 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
3515 (fistdi2_floor_with_temp): Ditto.
3516 (fist<mode>2_floor_with_temp): Ditto.
3517 (fistdi2_ceil_with_temp): Ditto.
3518 (fist<mode>2_ceil_with_temp): Ditto.
3519 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
3521 2008-04-26 David Daney <ddaney@avtrex.com>
3523 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
3525 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
3526 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3527 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3528 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
3529 (compare_and_swap_12): New insn.
3530 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
3531 * config/mips/mips.c (mips_force_binary): New function.
3532 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
3533 (mips_expand_compare_and_swap_12): New function.
3534 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
3536 2008-04-25 Jan Hubicka <jh@suse.cz>
3539 * cfgexpand.c (pass_expand): Turn into RTL pass.
3540 * passes.c (execute_one_pass): Do pass typechecking after execution.
3541 * tree-pass.h (pass_expand): Turn into RTL pass.
3543 * function.h (struct rtl_data): Move here fields
3544 accesses_prior_frames, calls_eh_return, saves_all_registers,
3545 has_nonlocal_goto, has_asm_statement, is_thunk,
3546 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
3547 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
3548 arg_pointer_save_area_init from struct function; turn into bool.
3549 (struct function): Move
3550 calls_eh_return, saves_all_registers, has_nonlocal_goto,
3551 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
3552 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
3553 tail_call_emit, arg_pointer_save_area_init
3554 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
3555 (current_function_returns_struct, current_function_returns_pcc_struct,
3556 current_function_calls_setjmp, current_function_calls_alloca,
3557 current_function_accesses_prior_frames,
3558 current_function_calls_eh_return, current_function_is_thunk,
3559 current_function_stdarg, current_function_profile,
3560 current_function_limit_stack, current_function_uses_pic_offset_table,
3561 current_function_uses_const_pool, current_function_has_nonlocal_label,
3562 current_function_saves_all_registers,
3563 current_function_has_nonlocal_goto,
3564 current_function_has_asm_statement): Remove accesor macros.
3565 * ra-conflict.c (global_conflicts): Update.
3566 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
3567 (suitable_for_tail_call_opt_p): Update.
3568 * builtins.c (expand_builtin_return_addr): Update.
3569 (expand_builtin_setjmp_setup): Update.
3570 (expand_builtin_nonlocal_goto): Update.
3571 * final.c (final_start_function): Update.
3572 (profile_function): Update.
3573 (leaf_function_p): Update.
3574 (only_leaf_regs_used): Update.
3575 * df-scan.c (df_get_exit_block_use_set): Update.
3576 * dojump.c (clear_pending_stack_adjust): Update.
3577 * tree-stdarg.c (gate_optimize_stdarg): Update.
3578 * gimple-low.c (lower_function_body): Update.
3579 * global.c (compute_regsets): Update.
3580 (global_alloc): Update.
3581 * dwarf2out.c (dwarf2out_begin_prologue): Update.
3582 * expr.c (expand_assignment): Update.
3583 * dse.c (dse_step0): Update.
3584 (dse_step1): Update.
3585 * c-decl.c (store_parm_decls): Update.
3586 * local-alloc.c (combine_regs): Update.
3587 (find_free_reg): Update.
3588 * function.c (assign_parms_augmented_arg_list): Update.
3589 (assign_parm_find_data_types): Update.
3590 (assign_parms): Update.
3591 (allocate_struct_function): Update.
3592 (expand_function_start): Update.
3593 (expand_function_end): Update.
3594 (get_arg_pointer_save_area): Update.
3595 (thread_prologue_and_epilogue_insns): Update.
3596 (rest_of_match_asm_constraints): Update.
3597 * stor-layout.c (variable_size): Update.
3598 * gcse.c (gcse_main): Update.
3599 (bypass_jumps): Update.
3600 * gimplify.c (gimplify_function_tree): Update.
3601 * calls.c (emit_call_1): Update.
3602 (expand_call): Update.
3603 * bt-load.c (compute_defs_uses_and_gen): Update.
3604 * except.c (sjlj_assign_call_site_values): Update.
3605 (sjlj_emit_function_enter): Update.
3606 (can_throw_external): Update.
3607 (set_nothrow_function_flags): Update.
3608 (expand_builtin_unwind_init): Update.
3609 (expand_eh_return): Update.
3610 (convert_to_eh_region_ranges): Update.
3611 (output_function_exception_table): Update.
3612 * emit-rtl.c (gen_tmp_stack_mem): Update.
3613 * cfgexpand.c (expand_used_vars): Update.
3614 (tree_expand_cfg): Update.
3615 * cfgcleanup.c (rest_of_handle_jump): Update.
3616 * explow.c (allocate_dynamic_stack_space): Update.
3617 * varasm.c (assemble_start_function): Update.
3618 (force_const_mem): Update.
3619 (mark_constant_pool): Update.
3620 * tree-optimize.c (tree_rest_of_compilation): Update.
3621 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
3622 * tree-cfg.c (notice_special_calls): Update.
3623 (is_ctrl_altering_stmt): Update.
3624 (tree_can_make_abnormal_goto): Update.
3625 (tree_purge_dead_abnormal_call_edges): Update.
3626 * config/alpha/predicates.md: Update.
3627 * config/alpha/alpha.c (alpha_sa_mask): Update.
3628 (alpha_sa_size): Update.
3629 (alpha_does_function_need_gp): Update.
3630 (alpha_expand_prologue): Update.
3631 (alpha_start_function): Update.
3632 (alpha_output_function_end_prologue): Update.
3633 (alpha_expand_epilogue): Update.
3634 * config/frv/frv.c (frv_stack_info): Update.
3635 (frv_expand_epilogue): Update.
3636 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
3637 (s390_register_info): Update.
3638 (s390_frame_info): Update.
3639 (s390_init_frame_layout): Update.
3640 (s390_can_eliminate): Update.
3641 (save_gprs): Update.
3642 * config/spu/spu.c (spu_split_immediate): Update.
3643 (need_to_save_reg): Update.
3644 (spu_expand_prologue): Update.
3645 (spu_expand_epilogue): Update.
3646 * config/sparc/sparc.md: Update.
3647 * config/sparc/sparc.c (eligible_for_return_delay): Update.
3648 (sparc_tls_got): Update.
3649 (legitimize_pic_address): Update.
3650 (sparc_emit_call_insn): Update.
3651 (sparc_expand_prologue): Update.
3652 (output_return): Update.
3653 (print_operand): Update.
3654 (sparc_function_ok_for_sibcall): Update.
3655 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
3656 * config/m32r/m32r.md: Update.
3657 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
3658 (m32r_compute_frame_size): Update.
3659 (m32r_expand_prologue): Update.
3660 (m32r_expand_epilogue): Update.
3661 (m32r_legitimize_pic_address): Update.
3662 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
3663 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3664 * config/i386/i386.c (ix86_frame_pointer_required): Update.
3666 (ix86_save_reg): Update.
3667 (ix86_compute_frame_layout): Update.
3668 (ix86_expand_prologue): Update.
3669 (ix86_expand_epilogue): Update.
3670 * config/sh/sh.c (output_stack_adjust): Update.
3671 (calc_live_regs): Update.
3672 (sh5_schedule_saves): Update.
3673 (sh_expand_prologue): Update.
3674 (sh_expand_epilogue): Update.
3675 (sh_setup_incoming_varargs): Update.
3676 (sh_allocate_initial_value): Update.
3677 (sh_get_pr_initial_val): Update.
3678 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
3679 * config/sh/sh.md (label:): Update.
3680 * config/avr/avr.c (out_movhi_mr_r): Update.
3681 * config/crx/crx.h (enum): Update.
3682 * config/xtensa/xtensa.h (along): Update.
3683 * config/stormy16/stormy16.c Update.
3684 (xstormy16_compute_stack_layout): Update.
3685 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
3686 (fr30_expand_prologue): Update.
3687 * config/cris/cris.c (cris_conditional_register_usage): Update.
3688 (cris_reg_saved_in_regsave_area): Update.
3689 (cris_initial_frame_pointer_offset): Update.
3690 (cris_simple_epilogue): Update.
3691 (cris_expand_prologue): Update.
3692 (cris_expand_epilogue): Update.
3693 (cris_expand_pic_call_address): Update.
3694 (cris_asm_output_symbol_ref): Update.
3695 (cris_asm_output_label_ref): Update.
3696 * config/cris/cris.md Update.
3697 * config/iq2000/iq2000.c (compute_frame_size): Update.
3698 (iq2000_expand_epilogue): Update.
3699 * config/mt/mt.h (save_direction): Update.
3700 * config/mn10300/mn10300.c (mn10300_function_value): Update.
3701 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3702 (ia64_secondary_reload_class): Update.
3703 * config/m68k/m68k.c (m68k_save_reg): Update.
3704 (m68k_expand_prologue): Update.
3705 (m68k_expand_epilogue): Update.
3706 (legitimize_pic_address): Update.
3707 * config/rs6000/rs6000.c (rs6000_got_register): Update.
3708 (first_reg_to_save): Update.
3709 (first_altivec_reg_to_save): Update.
3710 (compute_vrsave_mask): Update.
3711 (compute_save_world_info): Update.
3712 (rs6000_stack_info): Update.
3713 (spe_func_has_64bit_regs_p): Update.
3714 (rs6000_ra_ever_killed): Update.
3715 (rs6000_emit_eh_reg_restore): Update.
3716 (rs6000_emit_allocate_stack): Update.
3717 (rs6000_emit_prologue): Update.
3718 (rs6000_emit_epilogue): Update.
3719 (rs6000_output_function_epilogue): Update.
3720 (output_profile_hook): Update.
3721 (rs6000_elf_declare_function_name): Update.
3722 * config/rs6000/rs6000.h (rs6000_args): Update.
3723 * config/rs6000/rs6000.md: Update.
3724 * config/mcore/mcore.c (mcore_expand_prolog): Update.
3725 * config/arc/arc.c (arc_output_function_epilogue): Update.
3726 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
3727 * config/darwin.c (machopic_function_base_name): Update.
3728 * config/score/score3.c (score3_compute_frame_size): Update.
3731 (score3_epilogue): Update.
3732 * config/score/score7.c (score7_compute_frame_size): Update.
3733 (score7_prologue): Update.
3734 (score7_epilogue): Update.
3735 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
3736 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3737 * config/arm/arm.c (use_return_insn): Update.
3738 (require_pic_register): Update.
3739 (arm_load_pic_register): Update.
3740 (arm_compute_save_reg0_reg12_mask): Update.
3741 (arm_compute_save_reg_mask): Update.
3742 (thumb1_compute_save_reg_mask): Update.
3743 (output_return_instruction): Update.
3744 (arm_output_function_prologue): Update.
3745 (arm_output_epilogue): Update.
3746 (arm_get_frame_offsets): Update.
3747 (arm_expand_prologue): Update.
3748 (thumb_pushpop): Update.
3749 (thumb_exit): Update.
3750 (thumb1_expand_prologue): Update.
3751 (thumb1_expand_epilogue): Update.
3752 (arm_unwind_emit): Update.
3753 (arm_output_fn_unwind): Update.
3754 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
3755 * config/arm/arm.md: Update.
3756 * config/pa/pa.md: Update.
3757 * config/pa/pa.c (legitimize_pic_address): Update.
3758 (compute_frame_size): Update.
3759 (hppa_expand_prologue): Update.
3760 (hppa_expand_epilogue): Update.
3761 (borx_reg_operand): Update.
3762 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
3763 (HARD_REGNO_RENAME_OK): Update.
3764 * config/mips/mips.c (mips_global_pointer): Update.
3765 (mips_save_reg_p): Update.
3766 (mips_compute_frame_info): Update.
3767 (mips_frame_pointer_required): Update.
3768 (mips_expand_prologue): Update.
3769 (mips_expand_epilogue): Update.
3770 (mips_can_use_return_insn): Update.
3771 (mips_reorg_process_insns): Update.
3772 * config/v850/v850.c (compute_register_save_size): Update.
3773 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
3774 * config/mmix/mmix.c (along): Update.
3775 (mmix_expand_epilogue): Update.
3776 * config/bfin/bfin.c (legitimize_pic_address): Update.
3777 (must_save_p): Update.
3778 (stack_frame_needed_p): Update.
3779 (add_to_reg): Update.
3780 (bfin_expand_prologue): Update.
3781 * stmt.c (expand_asm_operands): Update.
3782 * reload1.c (reload): Update.
3783 (init_elim_table): Update.
3785 2008-04-25 Bob Wilson <bob.wilson@acm.org>
3787 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
3789 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
3791 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
3792 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
3793 (mov<mode>): Removed.
3794 (*movv4sf_internal): Likewise.
3795 (*movv2df_internal): Likewise.
3797 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
3799 * config.gcc (crx-*-elf): Remove deprecation.
3801 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
3803 * config/i386/cygming-crtend.c (register_frame_ctor): Register
3804 __gcc_deregister_frame with atexit.
3805 (deregister_frame_dtor): Remove.
3807 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
3808 Nathan Sidwell <nathan@codesourcery.com>
3810 * config/rs6000/rs6000.opt (mspe): Remove Var property.
3812 * config/rs6000/rs6000.h (rs6000_spe): Declare.
3813 (rs6000_isel): Likewise.
3814 * config/rs6000/rs6000.c (rs6000_spe): New variable.
3815 (rs6000_isel): New variable.
3816 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
3818 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3821 * c-common.c (handle_vector_size_attribute): Call
3822 lang_hooks.types.reconstruct_complex_type instead of
3823 reconstruct_complex_type.
3824 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
3825 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
3826 * langhooks.h (struct lang_hooks_for_types): Add
3827 reconstruct_complex_type hook.
3828 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
3829 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
3831 2008-04-24 Richard Guenther <rguenther@suse.de>
3833 * c-common.h (check_builtin_function_arguments): Declare.
3834 * c-common.c (validate_nargs): New function.
3835 (check_builtin_function_arguments): Likewise.
3836 * c-typeck.c (build_function_call): Call
3837 check_builtin_function_arguments.
3838 * builtins.c (fold_builtin_classify): Remove error reporting code.
3839 (fold_builtin_unordered_cmp): Likewise.
3840 (fold_builtin_1): Likewise.
3841 (fold_builtin_n): Likewise.
3843 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3845 PR tree-optimization/36008
3846 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
3847 the original op1, rather than delta by step.
3849 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
3850 Sebastian Pop <sebastian.pop@amd.com>
3852 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
3853 eliminate_local_variables_stmt, eliminate_local_variables,
3854 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
3855 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
3856 of code delimited by two edges in the CFG.
3857 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
3858 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
3859 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
3860 the case of parallelisation of reductions.
3861 (expr_invariant_in_region_p): New.
3863 * tree-flow.h (gather_blocks_in_sese_region): Declared.
3864 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
3866 2008-04-24 Ira Rosen <irar@il.ibm.com>
3867 Richard Guenther <rguenther@suse.de>
3869 PR tree-optimization/36034
3870 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
3871 incapable of dealing with loads with gaps.
3873 2008-04-24 Rafael Espindola <espindola@google.com>
3875 * tree-flow.h (vrp_evaluate_conditional): Change signature.
3876 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3877 vrp_evaluate_conditional.
3878 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
3879 (vrp_evaluate_conditional): Split the cond argument.
3880 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
3881 (simplify_stmt_for_jump_threading): Update call to
3882 vrp_evaluate_conditional.
3884 2008-04-24 Ira Rosen <irar@il.ibm.com>
3886 PR tree-optimization/35982
3887 * tree-vect-analyze.c (vect_check_interleaving): Check that the
3888 interleaved data-refs are of the same type.
3890 2008-04-24 Danny Smith <dannysmith@users.net>
3892 * c-format.c (check_format_info_main): Use strncmp rather than a
3893 magic prefix to handle multichar length specs.
3894 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
3895 Don't prefix "I64" and "I32" with '\0'.
3897 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3900 * config/i386/i386.c (init_cumulative_args): Don't pass anything
3901 in registers for -m32 only if stdarg_p (fntype).
3903 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
3905 PR rtl-optimization/36006
3906 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
3907 temp to op0 in order to avoid invalid rtx sharing.
3909 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3911 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
3912 check TREE_INVARIANT.
3913 * tree-gimple.c (is_gimple_address): New.
3914 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
3915 * tree-gimple.h (is_gimple_address): New.
3916 * tree.h (decl_address_invariant_p): New.
3917 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
3918 (build_string): Likewise.
3919 (decl_address_invariant_p): New, from is_gimple_invariant_address.
3920 (tree_invariant_p_1): Likewise.
3921 (save_expr): Use it.
3922 (tree_invariant_p): New.
3923 (skip_simple_arithmetic): Use it.
3924 (stabilize_reference_1): Use it.
3925 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
3927 (build1_stat): Drop code to compute TREE_INVARIANT.
3928 (build2_stat): Drop code to compute TREE_INVARIANT.
3929 (build3_stat): Drop code to compute TREE_INVARIANT.
3930 (build4_stat): Drop code to compute TREE_INVARIANT.
3931 (build5_stat): Drop code to compute TREE_INVARIANT.
3932 (build7_stat): Drop code to compute TREE_INVARIANT.
3933 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
3934 * tree.h (struct tree_base): Remove invariant_flag.
3935 (TREE_INVARIANT): Remove.
3936 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
3937 (fold_builtin_expect): Check TREE_CONSTANT.
3938 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
3939 * c-tree.h (c_expr_to_decl): Drop third parameter.
3940 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
3941 (build_c_cast): Don't set TREE_INVARIANT.
3942 (pop_init_level): Don't set TREE_INVARIANT.
3943 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
3944 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
3946 (gimplify_init_constructor): Don't set TREE_INVARIANT.
3947 (gimplify_addr_expr): Adjust comment.
3948 * tree-mudflap.c (mf_build_string):
3949 * print-tree.c (print_node): Don't print TREE_INVARIANT.
3950 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
3951 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
3952 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
3953 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
3954 * langhooks.h (struct lang_hooks): Drop third parameter from
3957 2008-04-23 Richard Guenther <rguenther@suse.de>
3959 PR tree-optimization/27799
3960 PR tree-optimization/32921
3961 PR tree-optimization/32624
3962 * tree-ssa-structalias.c (merge_smts_into): Only merge the
3963 SMTs aliases and the tag itself into the solution.
3964 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
3965 merge the points-to solution back into the SMT aliases.
3966 (may_alias_p): Use alias_set_subset_of instead of
3967 aliases_conflict_p. A pointer which points to
3968 memory with alias set zero may access any variable.
3970 2008-04-23 Richard Guenther <rguenther@suse.de>
3972 * alias.c (alias_set_subset_of): Correctly handle asking
3973 if zero is a subset of an alias set with zero child.
3974 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
3975 (compute_flow_insensitive_aliasing): Correctly walk all
3976 pointers. Do not unnecessarily union sets.
3978 2008-04-23 Richard Guenther <rguenther@suse.de>
3981 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
3983 2008-04-22 Tomas Bily <tbily@suse.cz>
3985 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
3987 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
3989 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3990 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3991 * tree-inline.c (estimate_num_insns_1): Likewise.
3992 * varasm.c (const_hash_1, compare_constant, copy_constant)
3993 (compute_reloc_for_constant, output_addressed_constants): Likewise.
3994 * emit-rtl.c (component_ref_for_mem_expr)
3995 (set_mem_attributes_minus_bitpos): Likewise.
3996 * expr.c (highest_pow2_factor, expand_expr_real_1, )
3997 (is_aligning_offset): Likewise.
3998 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
3999 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4000 * dojump.c (do_jump): Likewise.
4001 * builtins.c (get_pointer_alignment, get_memory_rtx)
4002 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
4003 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
4005 2008-04-23 Jakub Jelinek <jakub@redhat.com>
4007 PR rtl-optimization/36017
4008 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
4009 expanding the library call.
4011 2008-04-22 Ian Lance Taylor <iant@google.com>
4013 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
4016 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
4018 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
4019 of LR/CTR moves for Power6.
4021 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
4024 * passes.c (init_optimization_passes): Remove
4025 pass_fast_rtl_byte_dce.
4027 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
4030 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
4031 builtin functions to generate faster code.
4032 (_mm_cvtpu16_ps): Ditto.
4033 (_mm_cvtpi32x2_ps): Ditto.
4035 2008-04-22 Nick Clifton <nickc@redhat.com>
4037 * common.opt (ftree-loop-distribution): Add Optimization
4040 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
4041 (frv_expand_builtin_va_start): Likewise.
4043 * config/arm/arm.c (thumb_find_work_register): Fix location of
4044 argument register count.
4046 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4048 Support scheduling for ColdFire V1 and V3 microarchitecture.
4049 Improve scheduling of multiplication instructions.
4051 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
4052 (mac): New instruction attribute.
4053 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
4054 (m68k_sched_mac): New variable.
4055 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
4056 Handle cfv1 and cfv3.
4057 (max_insn_size): New static variable.
4058 (struct _sched_ib): New type.
4059 (sched_ib): New static variable.
4060 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
4061 to fields of 'struct _sched_ib sched_ib'. Update all uses.
4062 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
4064 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
4065 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
4066 new variables. Update.
4067 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4068 Add modeling of cfv3 instruction buffer. Update.
4069 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
4070 * config/m68k/m68k.h (TUNE_CFV3): New macro.
4071 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
4072 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
4073 a particular reservation applies to.
4074 (type2): Reorganize attribute values. Rename alu to alu_reg,
4075 alu_l to alu, move_l to omove. Join move to alu. Split mul
4077 (cf_ib_*): Simplify description of instruction buffer.
4078 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
4079 (cf_mem): Split into cf_mem1 and cf_mem2.
4080 (cf_v2_move_??): Rename to cfv12_alu_??.
4081 (cf_v2_move_l_??): Rename to cfv12_omove_??.
4082 (cf_v2_mul_??): Remove reservations.
4083 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
4084 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
4085 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
4087 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
4088 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
4089 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
4090 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
4091 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
4092 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
4093 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
4094 expansions of the above reservations for instructions of sizes
4097 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4099 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
4101 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
4103 * coverage.c: Include tree-pass.h.
4104 (coverage_counter_alloc): Print da_file_name to the dump file.
4106 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
4108 * sbitmap.c (sbitmap_range_empty_p): New function.
4109 * sbitmap.h (sbitmap_range_empty_p): New function.
4110 * bitmap.h: Now includes obstack.h.
4112 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
4113 Kenneth Zadeck <zadeck@naturalbridge.com>
4115 * dbgcnt.def (ra_byte_scan): Added.
4116 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
4117 when the last hit happens for a counter.
4118 * timevar.def (TV_DF_BYTE_LR): New variable.
4119 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
4120 * passes.c (pass_fast_rtl_byte_dce): New pass.
4121 * fwprop.c (update_df): Added mode to call df_ref_create.
4122 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4123 DF_REF_EXTRACT_OFFSET.
4124 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
4125 DF_BYTE_LR_OUT, df_byte_lr): New macro.
4127 (df_ref_extract): Added mode field.
4128 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
4129 DF_REF_EXTRACT_OFFSET.
4130 (DF_REF_EXTRACT_MODE): New macro.
4131 (df_byte_lr_bb_info): New structure.
4132 (df_print_byte_regset, df_compute_accessed_bytes,
4133 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
4134 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
4135 df_byte_lr_simulate_uses,
4136 df_byte_lr_simulate_artificial_refs_at_top,
4137 df_byte_lr_simulate_artificial_refs_at_end,
4138 df_compute_accessed_bytes): New function.
4139 (df_ref_create): Add parameter.
4140 (df_byte_lr_get_bb_info): New inline function.
4141 * df-scan.c (df_ref_record, df_uses_record,
4142 df_ref_create_structure): Added mode parameter.
4143 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
4144 df_defs_record, df_uses_record, df_get_conditional_uses,
4145 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
4146 df_entry_block_defs_collect, df_exit_block_uses_collect):
4147 Added mode parameter to calls to df_ref_record, df_uses_record,
4148 df_ref_create_structure.
4149 (df_ref_equal_p, df_ref_compare): Added test for modes.
4150 (df_ref_create_structure): Added code to set mode. Renamed
4151 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4152 DF_REF_EXTRACT_OFFSET.
4153 * df-core.c (df_print_byte_regset): New function.
4154 * df-byte-scan.c: New file.
4155 * df-problems.c (df_rd_transfer_function): Removed unnecessary
4156 calls to BITMAP_FREE.
4157 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
4158 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
4159 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
4160 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
4161 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
4162 df_byte_lr_local_compute, df_byte_lr_init,
4163 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
4164 df_byte_lr_transfer_function, df_byte_lr_free,
4165 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
4166 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
4167 df_byte_lr_simulate_uses,
4168 df_byte_lr_simulate_artificial_refs_at_top,
4169 df_byte_lr_simulate_artificial_refs_at_end): New function.
4170 * dce.c (byte_dce_process_block): New function.
4171 (dce_process_block): au is now passed in rather than computed
4172 locally. Changed loops that look at artificial defs to not look
4173 for conditional or partial ones, because there never are any.
4174 (fast_dce): Now is able to drive byte_dce_process_block or
4175 dce_process_block depending on the kind of dce being done.
4176 (rest_of_handle_fast_dce): Add parameter to fast_dce.
4177 (rest_of_handle_fast_byte_dce): New function.
4178 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
4179 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
4181 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
4184 * gcc.h: Added fortran options that take arguments to
4185 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
4188 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
4190 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
4191 scalarization if on the LHS and not a full access.
4193 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4195 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
4197 2008-04-18 Rafael Espindola <espindola@google.com>
4199 * tree-vrp.c (find_case_label_index): Fix the binary search.
4200 (find_case_label_range): New.
4201 (vrp_visit_switch_stmt): Use find_case_label_range.
4202 (simplify_switch_using_ranges): Use find_case_label_range.
4204 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
4206 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
4207 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
4209 2008-04-18 Tom Tromey <tromey@redhat.com>
4212 * doc/cpp.texi (Implementation-defined behavior): Mention
4215 2008-04-18 Ian Lance Taylor <iant@google.com>
4217 * fold-const.c (pointer_may_wrap_p): New static function.
4218 (fold_comparison): Add another test for pointer overflow. Use
4219 pointer_may_wrap_p to disable some false positives.
4221 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
4223 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
4224 (fname_as_string): Match updated cpp_interpret_string prototype.
4225 (fix_string_type): Support char16_t* and char32_t*.
4226 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
4227 derivative) nodes. Register as builtin if C++0x.
4228 (c_parse_error): Support CPP_CHAR{16,32}.
4229 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
4230 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
4231 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
4232 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
4233 CTI_CHAR32_ARRAY_TYPE>: New elements.
4234 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
4235 char32_type_node, signed_char32_type_node, char16_array_type_node,
4236 char32_array_type_node): New defines.
4237 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
4238 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
4239 (lex_string): Support CPP_STRING{16,32}, match updated
4240 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
4241 (lex_charconst): Support CPP_CHAR{16,32}.
4242 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
4243 and CPP_STRING{16,32}.
4245 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
4248 * aclocal.m4: Regenerate.
4249 * configure: Regenerate.
4251 2008-04-18 Jan Hubicka <jh@suse.cz>
4253 * except.c (dw2_size_of_call_site_table,
4254 sjlj_size_of_call_site_table): Use vector API for call_site_record.
4256 * cgraphbuild.c (build_cgraph_edges): Update.
4257 * tree-pass.h: Update comment.
4258 * final.c (leaf_function_p): Update.
4259 (leaf_renumber_regs): Update.
4260 (rest_of_clean_state): Update.
4261 * omp-low.c (expand_omp_parallel): Update.
4262 * ipa-reference.c (analyze_function): Update.
4263 * reorg.c (find_end_label): Update.
4264 (optimize_skip): Update.
4265 (fill_simple_delay_slots): Update.
4266 (fill_simple_delay_slots): Update.
4267 (make_return_insns): Update.
4268 (dbr_schedule): Update.
4269 * gimple-low.c (record_vars_into): Update.
4270 * cfgbuild.c (make_edges): Update.
4271 * function.c (assign_stack_local): Update.
4272 (assign_parm_adjust_stack_rtl): Update.
4273 (locate_and_pad_parm): Update.
4274 (allocate_struct_function): Do not initialize stack_alignment_needed
4275 and preferred_stack_boundary here.
4276 (stack_protect_prologue): Update.
4277 (stack_protect_epilogue): Update.
4278 (expand_function_start): Initialize stack_alignment_needed,
4279 preferred_stack_boundary and max_jumptable_ents.
4280 (expand_function_end): Update.
4281 (free_after_compilation): Do not NULLify epilogue_delay_list.
4282 * function.h (struct rtl_data): Add stack_protect_guard,
4283 stack_alignment_needed,
4284 preferred_stack_boundary, epilogue_delay_list.
4285 (struct function): Remove value_histograms, stack_alignment_needed,
4286 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
4288 unexpanded_var_list, stack_protect_guard.
4289 (current_function_epilogue_delay_list): Remove.
4290 * ipa-type-escape.c (analyze_function): Update.
4291 * gimplify.c (pop_gimplify_context): Update comment.
4292 * calls.c (expand_call): Update.
4293 (emit_library_call_value_1): Update.
4294 * except.c (set_nothrow_function_flags): Update.
4295 * cfgexpand.c (get_decl_align_unit): Update.
4296 (create_stack_guard): Update.
4297 (estimated_stack_frame_size): Update.
4298 (expand_used_vars): Update.
4299 (tree_expand_cfg): Free histogram earliers, init expansion variables.
4300 * explow.c (allocate_dynamic_stack_space): Update.
4301 * tree-ssa-live.c (remove_unused_locals): Update.
4302 * varasm.c (mark_constant_pool): Update.
4303 * tree-inline.c (remap_decls): Update.
4304 (initialize_cfun): Update.
4305 (declare_return_variable): Update.
4306 (inline_forbidden_p): Update.
4307 (expand_call_inline): Update.
4308 (declare_inline_vars): Update.
4309 (tree_function_versioning): Update.
4310 * tree-flow.h (value_histograms): New.
4311 (VALUE_HISTOGRAMS): New macro.
4312 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
4314 * tree-cfg.c (set_bb_for_stmt): Update.
4315 (replace_by_duplicate_decl): Update.
4316 (move_block_to_fn): Update.
4317 (new_label_mapper): Update.
4318 (dump_function_to_file): Update.
4319 * ipa-struct-reorg.c (build_data_structure): Update.
4320 * cfgrtl.c (print_rtl_with_bb): Update.
4321 * reload1.c (reload): Update.
4323 * config/i386/i386.c (setup_incoming_varargs_64,
4324 ix86_compute_frame_layout): Update.
4325 * config/arc/arc.c (arc_output_function_epilogue): Update.
4327 2008-04-18 Marius Strobl <marius@FreeBSD.org>
4329 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
4330 for FreeBSD as well.
4331 * gthr-posix95.h: Likewise.
4333 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
4335 PR rtl-optimization/35838
4336 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
4337 out the byte offset of the first subreg.
4339 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
4341 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
4342 to split_ti instead of three separate calls with single member arrays.
4343 (subti3 splitter): Ditto.
4344 (adddi3 splitter): Ditto with split_di.
4345 (subdi3 splitter): Ditto.
4346 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
4347 two separate calls with single member arrays. Swap match_dup
4348 operands 1 and 2 to better fit into the array.
4349 (negdi2 splitter): Ditto with split_di.
4350 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
4351 two separate calls with single member arrays. Swap match_dup operands
4352 6 and 7 to better fit into the array.
4354 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
4356 * config/i386/i386.c (sse_builtin_type): New.
4357 (bdesc_sse_args): Likewise.
4358 (bdesc_sse_3arg): Removed.
4359 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
4360 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
4361 IX86_BUILTIN_ROUNDPS.
4362 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
4363 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
4364 IX86_BUILTIN_ROUNDPS.
4365 (ix86_expand_sse_4_operands_builtin): Removed.
4366 (ix86_expand_sse_operands_builtin): New.
4367 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
4368 and CODE_FOR_sse4_1_roundps.
4369 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
4370 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
4372 2008-04-17 Alan Modra <amodra@bigpond.net.au>
4375 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
4376 regs before frame pop when needed. If use_backchain_to_restore_sp
4377 then load backchain into a temp reg to restore vr and vrsave. Add
4378 code to restore vr after frame pop if possible.
4380 2008-04-17 Richard Guenther <rguenther@suse.de>
4382 * tree-vn.c (expressions_equal_p): Do not check type
4383 equality or compatibility before calling operand_equal_p.
4384 * fold-const.c (operand_equal_p): Check equivalence of
4385 integer constants before bailing out due to signedness or
4386 precision differences.
4387 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
4388 spurious differences in type qualification. Ignore types
4389 for COMPONENT_REFs at all.
4391 2008-04-17 Christian Bruel <christian.bruel@st.com>
4393 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
4394 msw_skip comparison.
4396 2008-04-16 Jakub Jelinek <jakub@redhat.com>
4399 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
4402 PR tree-optimization/35899
4403 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
4404 rather than TREE_OPERAND.
4406 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
4409 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
4410 temporary registers. Change operand predicate to general_operand.
4411 (remainderxf3): Ditto.
4413 2008-04-16 Richard Guenther <rguenther@suse.de>
4415 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
4416 * tree-affine.c (aff_combination_expand): Look through some
4419 2008-04-15 Doug Kwan <dougkwan@google.com>
4421 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
4423 * tree-pretty-print.c (dump_generic_node): Ditto.
4424 * final.c (output_addr_const): Ditto.
4425 * dwarf2out.c (output_cfi): Ditto.
4426 * c-pretty-print.c (pp_c_integer_constant): Ditto.
4427 * print-rtl.c (print_rtx): Ditto.
4428 * print-tree.c (print_node_brief, print_node): Ditto.
4429 * c-common.c (match_case_to_enum_1): Ditto.
4430 * sched-vis.c (print_value): Ditto.
4431 * config/i386/i386.c (print_operand): Cast to long unsigned int
4434 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
4435 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
4436 MS Windows VirtualProtect function.
4438 2008-04-15 Jan Hubicka <jh@suse.cz>
4440 * gengtype.c (write_root): Param_is argument is OK.
4441 * expr.c (expand_expr_real_1): Update call of get_exception_*.
4442 * function.h: Include varray.h
4443 (rtl_eh): New stucture based on except.c one.
4444 (call_site_record): New forward declaration and vector type.
4445 * calls.c (emit_call_1): Do not call
4446 note_current_region_may_contain_throw.
4447 * except.c (eh_status): Remove cur_region, try_region since they are
4449 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
4450 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
4451 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
4452 Remove call_site_data_used, call_site_data_size.
4453 Turn call_site_record into vector in function.h.
4454 (note_current_region_may_contain_throw): Remove.
4455 (get_exception_pointer, get_exception_filter): Do not take struct
4456 function argument; update.
4457 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
4458 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
4459 build_post_landing_pads, dw2_build_landing_pads,
4460 sjlj_assign_call_site_values, sjlj_mark_call_sites,
4461 sjlj_emit_function_enter, sjlj_emit_function_enter,
4462 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
4463 sjlj_build_landing_pads, finish_eh_generation,
4464 remove_exception_handler_label, remove_eh_handler,
4465 maybe_remove_eh_handler, add_reachable_handler,
4466 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
4467 add_action_record, collect_one_action_chain, add_call_site,
4468 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
4469 sjlj_output_call_site_table, output_function_exception_table,
4470 * except.h (note_current_region_may_contain_throw): Remove
4471 (get_exception_pointer, get_exception_filter): Do not take struct
4473 * Makefile.in (GTFILES): Put varargs before struct function.
4475 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4477 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
4478 punt for STRING_CST.
4479 (get_constraint_for): Deal with STRING_CST here instead.
4481 2008-04-15 Richard Guenther <rguenther@suse.de>
4483 * tree-ssa-propagate.c (substitute_and_fold): Substitute
4484 statements in a basic-block with a backward walk. Do not
4485 substitute into dead statements but instead remove those.
4487 2008-04-15 Richard Guenther <rguenther@suse.de>
4489 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
4490 to zero, thus disable creation of SFTs.
4492 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4494 * tree-predcom.c (suitable_reference_p): Return false if the
4495 reference can throw.
4497 2008-04-15 Jakub Jelinek <jakub@redhat.com>
4500 * c-decl.c (finish_decl): If extern or static var has variable
4501 size, set TREE_TYPE (decl) to error_mark_node.
4503 2008-04-15 Rafael Espindola <espindola@google.com>
4505 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
4508 2008-04-15 Richard Guenther <rguenther@suse.de>
4510 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
4511 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
4512 (visit_reference_op_load): Do walk vuse-vdef chains on
4513 vn_reference_lookup.
4514 (visit_reference_op_store): But do not here.
4515 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
4516 vn_reference_lookup.
4517 (vn_lookup_with_vuses): But do so here.
4519 2008-04-14 Ian Lance Taylor <iant@google.com>
4521 * fold-const.c (fold_overflow_warning): Remove assertion.
4523 2008-04-15 Ben Elliston <bje@au.ibm.com>
4525 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
4526 temp1 local variables.
4528 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
4531 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
4532 ".text.unlikely" section as executable.
4534 2008-04-14 James E. Wilson <wilson@tuliptree.org>
4536 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4537 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
4538 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
4539 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
4540 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
4541 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
4542 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
4544 2008-04-14 Ian Lance Taylor <iant@google.com>
4546 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
4547 * fold-const.c (fold_comparison): If appropriate, test
4548 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
4549 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
4550 reassociating a pointer type.
4551 * doc/invoke.texi (Optimize Options): Document that
4552 -fstrict-overflow applies to pointer wraparound.
4554 2008-04-13 Jan Hubicka <jh@suse.cz>
4556 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
4558 2008-04-12 Andrew Pinski <pinskia@gmail.com>
4560 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
4561 we are going to "save the world".
4563 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
4565 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
4566 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
4567 operand 0 constraint, not "=".
4569 2008-04-11 James E. Wilson <wilson@tuliptree.org>
4571 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
4573 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4575 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
4576 of size of positions_needed * CHAR_BIT.
4578 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4581 * dse.c (store_info): Change positions_needed to unsigned
4583 (lowpart_bitmask): New.
4584 (record_store): Cast to unsigned HOST_WIDE_INT for
4585 positions_needed. Assert width <= size of positions_needed *
4586 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
4587 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
4588 lowpart_bitmask to set mask.
4590 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4592 * config/bfin/constraints.md: New file.
4593 * config/bfin/bfin.md: Include it.
4594 (adddi3): Use satisfies_constraint functions instead of the old macros.
4595 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
4596 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
4597 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
4598 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
4599 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
4600 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
4601 EXTRA_CONSTRAINT): Delete.
4602 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
4603 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
4605 * config/bfin/bfin.c: Include "tm-constrs.h".
4606 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
4607 Use satisfies_constraint functions instead of the old macros.
4608 * doc/md.texi (Blackfin Constraints): Update file name reference.
4610 2008-04-11 Richard Guenther <rguenther@suse.de>
4612 PR tree-optimization/35869
4613 * tree-vrp.c (execute_vrp): Move switch statement update after
4614 jump threading. Schedule another cfg cleanup run.
4616 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
4619 * attribs.c (decl_attributes): Return early on errorneous node.
4621 2008-04-10 Oleg Ryjkov <olegr@google.com>
4623 * tree.h (struct tree_base): Added a new flag default_def_flag.
4624 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
4626 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4628 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
4630 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4633 * pa.md: Define mode iterator P. Define mode attribute dwc.
4634 (dcacheflush): Update pattern to use iterator P and attribute dwc.
4635 (icacheflush): Likewise.
4636 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
4637 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
4639 2008-04-11 Ben Elliston <bje@au.ibm.com>
4641 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
4643 2008-04-10 Rafael Espindola <espindola@google.com>
4645 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
4646 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
4647 (extract_range_from_expr): The same.
4649 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4651 * config/mips/mips.md (GPR2): New mode iterator.
4653 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
4654 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
4655 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
4656 Rewrite these to take two modes, the mode of comparison and the
4657 mode of the destination.
4658 * config/mips/mips.c (mips_expand_scc): Instead of having
4659 paradoxical subreg as destination, expand "narrowing" scc if mode
4660 of comparison is SI and target is requested in DI mode.
4661 (mips_emit_int_order_test): Update comment. Make mode of
4662 comparison match CMP0 rather than TARGET. When creating inverse
4663 target use mode of TARGET.
4665 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4667 * gcov-dump.c (tag_summary): Only print summaries for the first
4668 GCOV_COUNTERS_SUMMABLE counters.
4670 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
4672 * config/i386/i386.md (absneg): New code iterator.
4673 (absnegprefix): New code attribute.
4674 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
4675 patterns using absneg code iterator.
4676 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
4677 using absneg code iterator.
4678 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
4679 *neg<mode>2 patterns using absneg code iterator.
4680 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4681 *negextendsfdf2 patterns using absneg code iterator.
4682 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
4683 *negextendsfxf2 patterns using absneg code iterator.
4684 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4685 *negextendsfdf2 patterns using absneg code iterator.
4686 * config/i386/sse.md (<code><mode>2): Macroize expander from
4687 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
4689 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
4691 * config/s390/s390.h: Remove the remains of the recent search
4692 & replace action of current_function_outgoing_args_size.
4694 2008-04-10 Ira Rosen <irar@il.ibm.com>
4696 PR tree-optimization/35821
4697 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
4698 NEW_STMT_LIST is not NULL.
4700 2008-04-09 David Edelsohn <edelsohn@gnu.org>
4703 * toplev.c (process_options): Remove -ffunction-sections debugging
4706 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
4708 PR middle-end/PR28690
4709 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
4710 than gen_rtx_fmt_ee to perform more canonicalizations.
4712 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4715 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
4717 2008-04-09 Richard Guenther <rguenther@suse.de>
4719 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
4720 (dump_function_to_file): Dump function arguments with types.
4722 2008-04-08 Richard Guenther <rguenther@suse.de>
4724 * fold-const.c (fold_widened_comparison): Do not allow
4725 sign-changes that change the result.
4727 2008-04-08 Janis Johnson <janis187@us.ibm.com>
4730 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
4731 kinds of indirect references.
4733 2008-04-08 David Edelsohn <edelsohn@gnu.org>
4735 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
4736 GNU Fortran language string.
4738 2008-04-08 Rafael Espindola <espindola@google.com>
4740 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
4741 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
4742 * tree.h (tree_call_nonnegative_warnv_p): New.
4744 2008-04-08 Jan Hubicka <jh@suse.cz>
4746 * function.c (free_after_compilation): Clear out regno_reg_rtx
4749 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
4752 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4754 PR middle-end/PR28690
4755 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
4756 same precedence as REG_POINTER and MEM_POINTER operands.
4758 2008-04-08 Richard Guenther <rguenther@suse.de>
4761 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
4762 for adding index to base.
4764 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
4766 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
4767 (MINGW_ENABLE_EXECUTE_STACK): New.
4768 (IN_LIBGCC2): For libgcc include windows.h file for
4769 function declarations.
4771 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
4773 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
4774 and tem2 if tem1 is not a REG or MULT.
4776 2008-04-08 Jan Hubicka <jh@suse.cz>
4778 * function.h (incomming_args): Break out of struct function.
4779 (function_subsections): Break out of struct function.
4780 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
4781 return_rtx and hard_reg_initial_vals from struct function.
4782 Kill inl_max_label_num.
4783 (current_function_pops_args, current_function_args_info,
4784 current_function_args_size, current_function_args_size,
4785 current_function_pretend_args_size,
4786 current_function_outgoing_args_size,
4787 current_function_internal_arg_pointer, current_function_return_rtx):
4788 Kill compatibility accestor macros.
4789 * builtins.c (expand_builtin_apply_args_1): Update.
4790 (expand_builtin_next_arg): Update.
4791 * df-scan.c (df_get_call_refs): Update.
4792 * dbxout.c (dbxout_function_end): Update.
4793 * dwarf2out.c (dwarf2out_switch_text_section): Update.
4794 (output_line_info): Update.
4795 (secname_for_decl): Update.
4796 (dwarf2out_var_location): Update.
4797 * function.c (free_after_compilation): Update.
4798 (assign_parm_find_stack_rtl): Update.
4799 (assign_parms): Update.
4800 (expand_dummy_function_end): Update.
4801 (expand_function_end): Update.
4802 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
4803 (expand_call): Update.
4804 (emit_library_call_value_1): Update.
4805 (store_one_arg): Update.
4806 * varasm.c (initialize_cold_section_name): Update.
4807 (unlikely_text_section): Update.
4808 (unlikely_text_section_p): Update.
4809 (assemble_start_function): Update.
4810 (assemble_end_function): Update.
4811 (default_section_type_flags): Update.
4812 (switch_to_section): Update.
4813 * integrate.c (set_decl_abstract_flags): Update.
4814 (get_hard_reg_initial_val): Update.
4815 (has_hard_reg_initial_val): Update.
4816 (allocate_initial_values): Update.
4817 * resource.c (init_resource_info): Update.
4818 * config/alpha/alpha.c (NUM_ARGS): Update.
4819 (direct_return): Update.
4820 (alpha_va_start): Update.
4821 (alpha_sa_size): Update.
4822 (alpha_initial_elimination_offset): Update.
4823 (alpha_expand_prologue): Update.
4824 (alpha_start_function): Update.
4825 (alpha_expand_epilogue): Update.
4826 (unicosmk_initial_elimination_offset):
4827 * config/alpha/alpha.md (call expander): Update.
4828 * config/s390/s390.c (s390_register_info): Update.
4829 (s390_register_info): Update.
4830 (s390_frame_info): Update.
4831 (s390_initial_elimination_offset): Update.
4832 (s390_build_builtin_va_list): Update.
4833 (s390_va_start): Update.
4834 * config/spu/spu.c (direct_return): Update.
4835 (spu_expand_prologue): Update.
4836 (spu_initial_elimination_offset): Update.
4837 (spu_build_builtin_va_list): Update.
4838 (spu_va_start): Update.
4839 * config/sparc/sparc.c (sparc_init_modes): Update.
4840 (sparc_compute_frame_size): Update.
4841 (function_value): Update.
4842 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
4843 * config/i386/i386.md (return expander): Update.
4844 * config/i386/i386.c (ix86_va_start): Update.
4845 (ix86_can_use_return_insn_p): Update.
4846 (ix86_compute_frame_layout): Update.
4847 (ix86_expand_epilogue): Update.
4848 * config/sh/sh.c (output_stack_adjust): Update.
4849 (calc_live_regs): Update.
4850 (sh_expand_prologue): Update.
4851 (sh_builtin_saveregs): Update.
4852 (sh_va_start): Update.
4853 (initial_elimination_offset): Update.
4854 (sh_allocate_initial_value): Update.
4855 (sh_function_ok_for_sibcall): Update.
4856 (sh_get_pr_initial_val): Update.
4857 * config/sh/sh.md (return expander): Update.
4858 * config/avr/avr.c (frame_pointer_required_p): UPdate.
4859 * config/crx/crx.c (crx_compute_frame): UPdate.
4860 (crx_initial_elimination_offset): UPdate.
4861 * config/xtensa/xtensa.c (compute_frame_size): Update
4862 (xtensa_builtin_saveregs): Update.
4863 (xtensa_va_start): Update.
4864 (order_regs_for_local_alloc): Update.
4865 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
4866 (xstormy16_expand_builtin_va_start): Update.
4867 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
4868 * config/m68hc11/m68hc11.md (return expanders): Update.
4869 * config/m68hc11/m68hc11.c (expand_prologue): Update.
4870 (expand_epilogue): Update.
4871 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
4872 (cris_simple_epilogue): Update.
4873 (cris_expand_prologue): Update.
4874 (cris_expand_epilogue): Update.
4875 * config/iq2000/iq2000.c (iq2000_va_start): Update.
4876 (compute_frame_size): Update.
4877 * config/mt/mt.c (mt_compute_frame_size): Update.
4878 * config/mn10300/mn10300.c (expand_prologue): Update.
4879 (expand_epilogue): Update.
4880 (initial_offset): Update.
4881 (mn10300_builtin_saveregs):
4882 * config/mn10300/mn10300.md (return expander): Update.
4883 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4884 (ia64_initial_elimination_offset): Update.
4885 (ia64_initial_elimination_offset): Update.
4886 (ia64_expand_prologue): Update.
4887 * config/m68k/m68k.md (return expander): Update.
4888 * config/rs6000/rs6000.c (rs6000_va_start): Update.
4889 (rs6000_stack_info): Update.
4890 * config/mcore/mcore.c (layout_mcore_frame): Update.
4891 (mcore_expand_prolog): Update.
4892 * config/arc/arc.c (arc_compute_frame_size): Update.
4893 * config/score/score3.c (score3_compute_frame_size): Update.
4894 * config/score/score7.c (score7_compute_frame_size): Update.
4895 * config/arm/arm.c (use_return_insn): Update.
4896 (thumb_find_work_register): Update.
4897 (arm_compute_save_reg_mask): Update.
4898 (arm_output_function_prologue): Update.
4899 (arm_output_epilogue): Update.
4900 (arm_size_return_regs): Update.
4901 (arm_get_frame_offsets): Update.
4902 (arm_expand_prologue): Update.
4903 (thumb_exit): Update.
4904 (thumb_unexpanded_epilogue): Update.
4905 (thumb1_output_function_prologue): Update.
4906 * config/pa/pa.md (return expander): Update.
4907 * config/pa/pa.c (compute_frame_size): Update.
4908 (hppa_builtin_saveregs): Update.
4909 * config/mips/mips.c (mips_va_start): Update.
4910 (mips16_build_function_stub): Update.
4911 (mips_compute_frame_info): Update.
4912 (mips_restore_gp): Update.
4913 (mips_output_function_prologue): Update.
4914 (mips_expand_prologue): Update.
4915 * config/v850/v850.c (compute_frame_size): Update.
4916 (expand_prologue): * config/mmix/mmix.c (along): update.
4917 (mmix_initial_elimination_offset): update.
4918 (mmix_reorg): update.
4919 (mmix_use_simple_return): update.
4920 (mmix_expand_prologue): update.
4921 (mmix_expand_epilogue): Update.
4922 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
4923 (emit_link_insn): Update.
4925 2008-04-08 Anatoly Sokolov <aesok@post.ru>
4927 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
4928 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
4930 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
4933 2008-04-07 Jan Hubicka <jh@suse.cz>
4935 * function.h (rtl): Rename to x_rtl.
4937 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4938 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4939 used_temp_slots avail_temp_slots, temp_slot_level,
4940 nonlocal_goto_handler_labels): Update accesstors.
4941 (rtl): New global variable.
4942 (struct function): Move some fileds to rtl_data.
4943 (get_arg_pointer_save_area): Update prototype.
4944 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4945 get_arg_pointer_save_area.
4946 * expr.c (init_expr): Update
4947 * function.c (get_frame_size): Update
4948 (assign_stack_local): Update
4949 (expand_function_end): Update.
4950 (get_art_pointer_save_area): Update
4952 * emit-rtl.c (rtl): Declare.
4953 (regno_reg_rtx): Declare.
4954 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4956 (gen_reg_rtx): Update.
4957 * varasm.c (n_deferred_constatns): Update accestor.
4958 (init_varasm_status): Do not allocate varasm_status.
4959 (force_const_mem, get_pool_size, output_constant_pool): Update.
4960 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4961 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4962 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
4963 * sparc/sparc.h (INIT_EXPANDERS): Update.
4964 * ia64/ia64.h (INIT_EXPANDERS): Update.
4966 2008-04-07 James E. Wilson <wilson@tuliptree.org>
4968 * reload.c (push_secondary_reload): Add missing break to for loop.
4970 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4972 PR middle-end/PR28690
4973 * rtlanal.c: Update copyright years.
4974 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
4975 as REG_POINTER and MEM_POINTER operands.
4976 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
4977 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
4978 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
4979 * gcse.c: Update copyright years.
4980 (pre_delete): Call gen_reg_rtx_and_attrs.
4981 (hoist_code): Likewise.
4982 (build_store_vectors): Likewise.
4983 (delete_store): Likewise.
4984 * loop-invariant.c (move_invariant_reg): Likewise.
4985 Update copyright years.
4987 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
4989 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
4990 control string instead of quoted.
4992 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4994 * doc/rtl.texi: Rewrite of subreg section.
4996 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
4999 * config/i386/i386.c (legitimize_pic_address): Add treating
5000 of dllimport SYM_REF's.
5001 (legitimize_dllimport_symbol): Add prototype.
5003 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5005 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
5006 reference in constructor with non self-referential type.
5008 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5010 Removal of Return with Depressed Stack Pointer support
5011 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
5012 (ECF_SP_DEPRESSED): Likewise.
5013 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
5014 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
5015 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5016 (expand_call): Do not test ECF_SP_DEPRESSED.
5017 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5018 * function.c (keep_stack_depressed): Delete.
5019 (handle_epilogue_set): Likewise.
5020 (update_epilogue_consts): Likewise.
5021 (emit_equiv_load): Likewise.
5022 (thread_prologue_and_epilogue_insns): Remove support for Return with
5023 Depressed Stack Pointer.
5024 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5026 2008-04-06 Richard Guenther <rguenther@suse.de>
5028 PR tree-optimization/35400
5029 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
5030 information from SSA_NAMEs.
5032 2008-04-06 Anatoly Sokolov <aesok@post.ru>
5034 * config/avr/avr.h (avr_mega_p): Remove declaration.
5035 (AVR_MEGA): Remove macro.
5036 * config/avr/avr.c (avr_mega_p): Remove variable.
5037 (avr_override_options): Remove inicializion of avr_mega_p.
5038 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5039 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5040 (avr_jump_mode): (Ditto.).
5041 (avr_output_progmem_section_asm_op): (Ditto.).
5042 (avr_asm_init_sections): (Ditto.).
5043 (avr_asm_init_sections): (Ditto.).
5044 (avr_rtx_costs): (Ditto.).
5045 * config/avr/avr.md: (Ditto.).
5046 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
5049 2008-04-06 Richard Guenther <rguenther@suse.de>
5051 PR tree-optimization/35842
5052 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
5053 is_gimple_invariant_address.
5055 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5057 * gcc.c (default_compilers): Sync Fortran extensions list with
5058 that in fortran/lang-specs.h.
5059 * doc/invoke.texi: Likewise.
5060 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
5061 * dwarf2out.c (gen_compile_unit_die): Likewise.
5063 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
5065 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
5067 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
5070 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
5071 attribute is used for nested functions.
5073 2008-04-05 Jan Hubicka <jh@suse.cz>
5075 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
5077 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
5079 (dump_files): Update.
5080 (enable_rtl_dump_file): Do not accept letter argument.
5081 * tree-pass.h (dump_file_info): Remove letter argument.
5082 * toplev.c (decode_d_option): Update -da handling.
5083 * toplev.h (enable_rtl_dump_file): Update prototype.
5084 * passes.c (register_one_dump_file): Do not accept IPA argument; work
5085 it out based on pass type.
5086 (register_dump_files_1): Likewise.
5087 (init_optimization_passes): Update register_one_dump_file calls.
5088 (execute_one_pass): Sanity check that IPA passes are called at IPA
5089 level and RTL passes at RTL level.
5090 (execute_pass_list): IPA pass can not be after or subpass of
5092 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
5093 disallov RTL subpasses of IPA subpasses.
5095 2008-04-05 Ben Elliston <bje@au.ibm.com>
5097 * tree-cfg.c (need_fake_edge_p): Return false for calls to
5098 builtins that return exactly once and do not throw. Cache call to
5101 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
5103 PR rtl-optimization/34916
5105 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
5106 between instruction pairs.
5108 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
5110 * doc/invoke.texi: Document -mbitops for SH.
5111 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
5112 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
5113 * config/sh/sh.c (print_operand): Add %t operand code.
5114 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
5115 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
5116 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
5117 (extendqihi2): Likewise.
5118 (movqi_i): Likewise.
5119 (insv): Use bset, bclr and bst instructions for SH2A if possible.
5120 (extv): Use bld instruction for SH2A if possible.
5122 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
5123 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
5124 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
5125 (bset.b, bclr.b): Define peepholes.
5126 * config/sh/sh.opt (mbitops): New option.
5128 2008-04-04 Janis Johnson <janis187@us.ibm.com>
5131 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
5132 and view convert expression.
5134 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5137 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
5139 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
5141 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
5143 * config/i386/cpuid.h (bit_AES): New.
5144 (bit_PCLMUL): Likewise.
5146 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
5147 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
5148 SSE2 if AES or PCLMUL is enabled.
5149 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
5150 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5151 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
5152 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
5153 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
5154 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
5155 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5156 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
5157 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
5158 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
5159 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
5160 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
5161 __builtin_ia32_aeskeygenassist128 and
5162 __builtin_ia32_pclmulqdq128.
5163 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
5164 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
5165 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
5167 * config/i386/i386.h (TARGET_AES): New.
5168 (TARGET_PCLMUL): Likewise.
5169 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
5171 * config/i386/i386.md (UNSPEC_AESENC): New.
5172 (UNSPEC_AESENCLAST): Likewise.
5173 (UNSPEC_AESDEC): Likewise.
5174 (UNSPEC_AESDECLAST): Likewise.
5175 (UNSPEC_AESIMC): Likewise.
5176 (UNSPEC_AESKEYGENASSIST): Likewise.
5177 (UNSPEC_PCLMUL): Likewise.
5179 * config/i386/i386.opt (maes): New.
5180 (mpclmul): Likewise.
5182 * config/i386/sse.md (aesenc): New pattern.
5183 (aesenclast): Likewise.
5185 (aesdeclast): Likewise.
5187 (aeskeygenassist): Likewise.
5188 (pclmulqdq): Likewise.
5190 * config/i386/wmmintrin.h: New.
5192 * doc/extend.texi: Document AES and PCLMUL built-in function.
5194 * doc/invoke.texi: Document -maes and -mpclmul.
5196 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
5198 * function.c (free_after_parsing): Replace with
5199 cxx_push_function_context from C++ front-end.
5200 (allocate_struct_function): Don't call langhook.
5201 * langhooks.h (struct lang_hooks_for_functions): Delete.
5202 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
5204 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
5205 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
5206 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
5207 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
5208 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
5209 remove LANG_HOOKS_FUNCTION_INITIALIZER.
5210 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
5212 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
5213 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
5215 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5218 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
5221 2008-04-04 Richard Guenther <rguenther@suse.de>
5224 * fold-const.c (optimize_minmax_comparison): Use the correct
5225 type for the constant in the simplified comparison.
5227 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
5229 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
5230 Pass L2 size as "--param l2-cache-size" to the compiler.
5231 (decode_l2_cache): New function to decode L2 cache parameters using
5232 0x8000006 extended cpuid function.
5233 (detect_caches_amd): Determine parameters of L2 cache using
5234 decode_l2_caches function.
5235 (decode_caches_intel): Decode L2 cache parameters.
5236 (detect_caches_intel): Determine L2 cache parameters using
5237 decode_caches_intel and decode_l2_caches functions.
5239 2008-04-03 Bob Wilson <bob.wilson@acm.org>
5241 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
5242 secondary input reload for subword loads from the constant pool.
5244 2008-04-03 Janis Johnson <janis187@us.ibm.com>
5247 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
5248 constants of the appropriate size for runtime calculations.
5251 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
5252 decimal-float literal constant zero.
5254 2008-04-03 Jakub Jelinek <jakub@redhat.com>
5257 * c-parser.c (c_parser_omp_atomic): Call
5258 default_function_array_conversion on the RHS.
5261 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
5262 call is_variable_sized if decl has incomplete type.
5264 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
5266 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
5268 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
5270 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
5272 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
5273 (sgt<u>): Merge sgt and sgtu into new expander.
5274 (sgt, sgtu): Remove expanders.
5275 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
5276 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
5277 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
5278 *sgtu_<mode>_mips16 into new pattern.
5279 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
5280 (sge<u>): Merge sge and sgeu into new expander.
5281 (sge, sgeu): Remove expanders.
5282 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
5284 (*sge_<mode>, second *sge_<mode>): Remove patterns.
5285 (slt<u>): Merge slt and sltu into new expander.
5286 (slt, sltu): Remove expanders.
5287 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
5288 (*slt_<mode>, *sltu_<mode>): Remove patterns.
5289 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
5290 *sltu_<mode>_mips16 into new pattern.
5291 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
5292 (sle<u>): Merge sle and sleu into new expander.
5293 (sle, sleu): Remove expanders.
5294 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
5295 (*sle_<mode>, *sleu_<mode>): Remove patterns.
5296 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
5297 *sleu_<mode>_mips16 into new pattern.
5298 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
5300 2008-04-03 Jan Hubicka <jh@suse.cz>
5302 PR tree-optimization/35795
5303 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
5304 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5305 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5306 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5307 * score/score3.c (score3_output_mi_thunk): Likewise.
5308 * score/score7.c (score7_output_mi_thunk): Likewise.
5309 * mips/mips.c (mips_output_mi_thunk): Likewise.
5311 2008-04-03 Richard Guenther <rguenther@suse.de>
5313 * tree-vrp.c (extract_range_from_unary_expr): Handle all
5314 conversions. Simplify code.
5316 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
5318 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
5320 2008-04-03 Tom Tromey <tromey@redhat.com>
5321 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5323 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5324 * config/bfin/t-bfin-linux (generated_files): Add
5325 linux-sysroot-suffix.h.
5326 * doc/install.texi (Prerequisites): Require make 3.80.
5327 * doc/sourcebuild.texi (Front End Directory): Document new
5329 * Makefile.in (generated_files): New variable.
5330 (ALL_HOST_OBJS): New variable.
5331 ($(ALL_HOST_OBJS)): New target.
5333 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
5335 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
5336 (remap_block): Call id->transform_lang_insert_block instead
5338 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
5339 Set id.transform_lang_insert_block to NULL.
5340 (clone_body): Move to cp/optimize.c
5341 * tree-inline.h (struct copy_body_data): Change
5342 transform_lang_insert_block to function pointer.
5343 (copy_generic_body, copy_decl_no_change): Export.
5344 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
5345 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
5346 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
5348 * c-tree.h (insert_block): Kill.
5349 * c-decl.c (insert_block): Kill.
5351 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
5353 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5354 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
5355 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
5357 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
5358 argument, call {push,pop}_function_context from here.
5359 * c-parser.c: Use c_{push,pop}_function_context.
5361 * function.c (push_function_context_to): Move meat ...
5362 (push_function_context): ... here. Simplify.
5363 * function.c (pop_function_context_from): Move meat ...
5364 (pop_function_context): ... here. Simplify.
5365 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
5367 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5368 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
5369 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
5370 * tree.h (push_function_context_to, pop_function_context_from): Remove.
5372 2008-04-03 Ben Elliston <bje@au.ibm.com>
5374 * expmed.c (extract_force_align_mem_bit_field): Remove.
5376 2008-04-03 Richard Guenther <rguenther@suse.de>
5379 * expr.h (try_casesi): Adjust prototype.
5380 * expr.c (try_casesi): Take fallback label as extra parameter.
5381 Use that for gen_casesi if default_label is NULL.
5382 * stmt.c (expand_case): Pass fallback label to try_casesi,
5383 make sure to fill gaps with a fallback label if default_label
5386 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
5389 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
5391 2008-04-03 Ben Elliston <bje@au.ibm.com>
5393 * expmed.c (extract_split_bit_field): Remove if (0) code.
5394 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
5395 (do_ds_constraint): Likewise.
5397 2008-04-02 Joseph Myers <joseph@codesourcery.com>
5399 * doc/cppopts.texi (-dU): Document.
5400 * c-common.h (flag_dump_macros): Update comment.
5401 * c-opts.c (handle_OPT_d): Handle -dU.
5402 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
5403 dump_queued_macros, cb_used_define, cb_used_undef): New.
5404 (init_pp_output): Handle -dU.
5405 (cb_line_change): Call dump_queued_macros.
5406 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
5408 2008-04-02 Anatoly Sokolov <aesok@post.ru>
5410 * config/avr/predicates.md (io_address_operand): New predicate.
5411 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
5412 * config/avr/avr.c (avr_io_address_p): Remove function.
5413 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
5414 'avr_io_address_p' function.
5415 (out_movhi_r_mr): (Ditto.).
5416 (out_movqi_mr_r): (Ditto.).
5417 (out_movhi_mr_r): (Ditto.).
5418 (avr_address_cost): (Ditto.).
5420 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
5422 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
5423 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
5424 in 32bit mode when XMM registers are available to avoid store
5426 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
5427 corresponding post-reload splitters.
5429 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5431 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
5432 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
5433 __builtin_ia32_roundss.
5434 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
5435 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
5436 __builtin_ia32_roundss.
5437 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
5438 IX86_BUILTIN_SHUFPD here.
5440 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5442 * config/i386/i386.md (plogic): New.
5443 (plogicprefix): Likewise.
5445 * config/i386/mmx.md (mmx_<code><mode>3): New.
5446 (mmx_and<mode>3): Removed.
5447 (mmx_ior<mode>3): Likewise.
5448 (mmx_xor<mode>3): Likewise.
5450 * config/i386/sse.md (<code><mode>3): New.
5451 (*<code><mode>3): Likewise.
5452 (*<code><mode>3): Likewise.
5453 (<code><mode>3): Likewise.
5454 (*sse_<code><mode>3): Likewise.
5455 (*sse2_<code><mode>3): Likewise.
5456 (<code>tf3): Likewise.
5457 (*<code>tf3): Likewise.
5458 (and<mode>3): Likewise.
5459 (*and<mode>3): Likewise.
5460 (ior<mode>3): Removed.
5461 (*ior<mode>3): Likewise.
5462 (xor<mode>3): Likewise.
5463 (*xor<mode>3): Likewise.
5464 (*and<mode>3): Likewise.
5465 (*ior<mode>3): Likewise.
5466 (*xor<mode>3): Likewise.
5467 (and<mode>3): Likewise.
5468 (*sse_and<mode>3): Likewise.
5469 (*sse2_and<mode>3): Likewise.
5471 (*andtf3): Likewise.
5472 (ior<mode>3): Likewise.
5473 (*sse_ior<mode>3): Likewise.
5474 (*sse2_ior<mode>3): Likewise.
5476 (*iortf3): Likewise.
5477 (xor<mode>3): Likewise.
5478 (*sse_xor<mode>3): Likewise.
5479 (*sse2_xor<mode>3): Likewise.
5481 (*xortf3): Likewise.
5483 2008-04-02 Richard Guenther <rguenther@suse.de>
5485 PR tree-optimization/14495
5486 PR tree-optimization/34793
5487 * tree-vrp.c (struct switch_update): New structure.
5488 (to_remove_edges, to_update_switch_stmts): New VECs.
5489 (simplify_switch_using_ranges): New function. Remove not taken
5490 case labels and edges.
5491 (simplify_stmt_using_ranges): Call it.
5492 (identify_jump_threads): Mark edges we have queued for removal
5493 so we don't thread them.
5494 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
5496 * tree-cfg.c (group_case_labels): Deal with missing default label.
5497 (tree_verify_flow_info): Allow missing default label.
5498 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
5499 (emit_case_nodes): Likewise.
5500 (expand_case): Do not rely on the default label to be present.
5501 * expr.c (try_casesi): Deal with NULL default_label.
5502 (do_tablejump): Likewise.
5504 2008-04-02 Richard Guenther <rguenther@suse.de>
5506 PR tree-optimization/14495
5507 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
5508 SWITCH_EXPR here ...
5509 (vrp_visit_switch_stmt): ... but here (new function).
5510 (find_case_label_index): New helper function.
5511 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
5513 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5515 * fwprop.c: Fix ISO-C99ism.
5517 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5520 * Makefile.in (objdir): Set it here.
5521 * configure.ac: Not here. Find dynamic linker characteristics.
5522 * exec-tool.in: Use them.
5523 * aclocal.m4: Regenerate.
5524 * configure: Regenerate.
5526 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5528 * expr.c (expand_var): Delete it.
5529 * expr.h (expand_var): Delete prototype.
5530 * function.c (expand_function_start): Use expand_decl instead.
5531 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
5534 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
5536 PR rtl-optimization/35542
5537 * fwprop.c (forward_propagate_and_simplify): Replace
5538 loc_reg_mentioned_in_p with reg_mentioned_p.
5540 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5542 PR rtl-optimization/35281
5543 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
5544 (propagate_rtx_1): Handle PR_HANDLE_MEM.
5545 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
5546 (varying_mem_p): Move above propagate_rtx.
5547 (all_uses_available_at): Do not check MEMs.
5549 2008-04-02 Rafael Espindola <espindola@google.com>
5551 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
5552 (register_edge_assert_for_2): Split the cond argument.
5553 (register_edge_assert_for_1): Adjust for the change in
5554 register_edge_assert_for_2.
5555 (register_edge_assert_for): Split the cond argument.
5556 (find_switch_asserts): Adjust for the change in
5557 register_edge_assert_for.
5559 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
5561 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
5562 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
5563 offsets for 64-bit mingw.
5564 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
5565 abi for x86_64-pc-mingw.
5567 2008-04-02 Richard Guenther <rguenther@suse.de>
5569 * tree-vrp.c (extract_range_from_assert): Make sure to not
5570 produce range min/max with TREE_OVERFOW set.
5571 If merging a anti-range and a range keep the anti-range if
5572 the range covers all values of the type.
5573 (register_edge_assert_for_2): Only allow sign-changing
5574 conversions in detecting canonical range checks. Also
5575 register an assert for the unsigned name if useful.
5577 PR tree-optimization/35787
5578 * tree-vrp.c (vrp_val_max): New function.
5579 (vrp_val_min): Likewise.
5580 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
5581 (vrp_val_is_min): Likewise.
5582 (supports_overflow_infinity): Use vrp_val_{min,max}.
5583 (negative_overflow_infinity): Likewise.
5584 (positive_overflow_infinity): Likewise.
5585 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
5586 (is_positive_overflow_infinity): Likewise.
5587 (is_overflow_infinity): Likewise.
5588 (avoid_overflow_infinity): Use vrp_val_{min,max} and
5589 vrp_val_is_{min,max}.
5590 (set_and_canonicalize_value_range): Canonicalize anti-ranges
5591 to ranges if possible. Avoid empty ranges.
5593 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5596 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
5597 the expression is a function address.
5599 2008-04-01 George Helffrich <george@gcc.gnu.org>
5601 PR fortran/35154, fortran/23057
5602 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
5603 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
5604 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
5605 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
5607 (dbxout_syms): Check for COMMON-based symbol and wrap in
5608 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
5609 in bracket for efficiency.
5611 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
5612 using DW_TAG_common_block + member offset.
5613 (add_pubname_string): New function.
5614 (dw_expand_expr): New function to find block name and offset for
5616 (common_check): New function to check whether symbol in Fortran COMMON.
5617 (gen_variable_die): If COMMON, use DW_TAG_common_block.
5619 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
5622 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
5624 2008-04-02 Ben Elliston <bje@au.ibm.com>
5626 * config/v850/v850.md (casesi): Remove if (0) code.
5627 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5628 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
5630 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
5632 * config/i386/i386.md (rex64suffix): New mode attribute.
5633 (floathi<mode>2): Disable expander for SSE math.
5634 (*floathi<mode>2_1): New insn insn_and_split pattern.
5635 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
5636 corresponding post-reload splitters.
5637 (*floathi<mode>2_i387): New macroized insn pattern.
5638 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
5639 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
5640 insn_and_split pattern.
5641 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
5642 New macroized instruction patterns and corresponding post-reload
5644 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
5645 and corresponding post-reload splitters.
5646 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
5647 New macroized instruction patterns.
5648 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
5649 macroized instruction patterns and corresponding post-reload splitters.
5650 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
5651 corresponding post-reload splitters.
5652 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
5653 New macroized instruction patterns.
5654 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
5655 corresponding post-reload splitters.
5656 (*floatsi<mode>2_i387): New macroized instruction patterns.
5658 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
5660 * config/i386/i386.md (smaxmin): New.
5661 (umaxmin): Likewise.
5662 (maxminiprefix): Likewise.
5663 (maxminfprefix): Likewise.
5664 (<code><mode>3): Likewise.
5665 (smin<mode>3): Removed.
5666 (smax<mode>3): Likewise.
5668 * config/i386/mmx.md (mmx_<code>v2sf3): New.
5669 (mmx_<code>v4hi3): Likewise.
5670 (mmx_<code>v8qi3): Likewise.
5671 (mmx_smaxv2sf3): Removed.
5672 (mmx_sminv2sf3): Likewise.
5673 (mmx_umaxv8qi3): Likewise.
5674 (mmx_smaxv4hi3): Likewise.
5675 (mmx_uminv8qi3): Likewise.
5676 (mmx_sminv4hi3): Likewise.
5678 * config/i386/sse.md (<addsub><mode>3): New.
5679 (*<addsub><mode>3): Likewise.
5680 (<sse>_vm<addsub><mode>3): Likewise.
5681 (<maxmin><mode>3): Likewise.
5682 (*<maxmin><mode>3_finite): Likewise.
5683 (*<maxmin><mode>3): Likewise.
5684 (<sse>_vm<maxmin><mode>3): Likewise.
5685 (sse3_h<addsub>v4sf3): Likewise.
5686 (sse3_h<addsub>v2df3): Likewise.
5687 (<maxmin>v16qi3): Likewise.
5688 (*<maxmin>v16qi3): Likewise.
5689 (<maxmin>v8hi3): Likewise.
5690 (*<maxmin>v8hi3): Likewise.
5691 (*sse4_1_<maxmin><mode>3): Likewise.
5692 (*sse4_1_<maxmin><mode>3): Likewise.
5693 (add<mode>3): Removed.
5694 (*add<mode>3): Likewise.
5695 (<sse>_vmadd<mode>3): Likewise.
5696 (sub<mode>3): Likewise.
5697 (*sub<mode>3): Likewise.
5698 (<sse>_vmsub<mode>3): Likewise.
5699 (smin<mode>3): Likewise.
5700 (*smin<mode>3_finite): Likewise.
5701 (*smin<mode>3): Likewise.
5702 (<sse>_vmsmin<mode>3): Likewise.
5703 (smax<mode>3): Likewise.
5704 (*smax<mode>3_finite): Likewise.
5705 (*smax<mode>3): Likewise.
5706 (<sse>_vmsmax<mode>3): Likewise.
5707 (sse3_haddv4sf3): Likewise.
5708 (sse3_haddv2df3): Likewise.
5709 (sse3_hsubv4sf3): Likewise.
5710 (sse3_hsubv2df3): Likewise.
5711 (umaxv16qi3): Likewise.
5712 (*umaxv16qi3): Likewise.
5713 (smaxv8hi3): Likewise.
5714 (*smaxv8hi3): Likewise.
5715 (*sse4_1_smax<mode>3): Likewise.
5716 (*sse4_1_umax<mode>3): Likewise.
5717 (uminv16qi3): Likewise.
5718 (*uminv16qi3): Likewise.
5719 (sminv8hi3): Likewise.
5720 (*sminv8hi3): Likewise.
5721 (*sse4_1_smin<mode>3): Likewise.
5722 (*sse4_1_umin<mode>3): Likewise.
5724 2008-04-01 Rafael Espindola <espindola@google.com>
5726 * tree-cfg.c (verify_expr): remove in_phi.
5727 (verify_stmt): Don't call walk_tree with verify_expr. Use
5728 is_gimple_min_invariant instead of is_gimple_val.
5730 2008-04-01 Joseph Myers <joseph@codesourcery.com>
5732 * doc/include/gpl_v3.texi: Update for manpage generation.
5733 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
5735 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
5736 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
5737 gpl_v3.texi instead of gpl.texi.
5740 2008-04-01 Jakub Jelinek <jakub@redhat.com>
5743 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
5745 2008-04-01 Rafael Espindola <espindola@google.com>
5747 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
5748 (extract_code_and_val_from_cond): Use
5749 extract_code_and_val_from_cond_with_ops.
5751 2008-04-01 Jan Hubicka <jh@suse.cz>
5753 * function.c (free_after_compilation): Free epilogue_delay_list.
5754 (prepare_function_start): Assert that previous compilation was freed.
5756 2008-04-01 Jan Hubicka <jh@suse.cz>
5757 Jim Wilson <wilson@tuliptree.org>
5758 Andreas Tobler <andreast@gcc.gnu.org>
5761 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
5762 rtl.emit instead cfun->emit.
5763 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
5764 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
5766 2008-04-01 Ben Elliston <bje@au.ibm.com>
5768 * doc/c-tree.texi (Function Basics): Fix grammatical error.
5770 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
5772 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
5774 (fprofile-use): Add var flag_profile_use
5775 * coverage.c (coverage_begin_output): Do not open a gcno file for
5776 output only if -ftest-coverage is set.
5777 Do not add getpwd() to gcda file path.
5778 (build_gcov_info): Check the new flag
5779 flag_profile_datafile_relative_path.
5780 (coverage_init): Use profile_data_prefix.
5781 Read profile counter only if flag_profile_use is set.
5782 * opts.c (common_handle_option): New option fprofile-use=,
5783 fprofile-dir=, fprofile-generate=.
5784 * toplev.c (profile_data_prefix): New variable definition.
5785 * toplev.h (profile_data_prefix): New declaration.
5786 * doc/invoke.tex (Option Summary, Optimization Options):
5789 2008-03-31 James E. Wilson <wilson@tuliptree.org>
5791 * varasm.c (output_constant_pool_1): In LABEL_REF check,
5792 use tmp consistently.
5795 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
5796 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5797 UNSPEC_FR_RECIP_APPROX_RES.
5798 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
5800 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
5803 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
5805 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5808 * fold-const.c (fold_indirect_ref_1): Support accessing non first
5809 element of the vector via a pointer.
5811 2008-03-31 Ian Lance Taylor <iant@google.com>
5813 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
5815 2008-03-31 Jan Hubicka <jh@suse.cz>
5817 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5818 get_arg_pointer_save_area.
5819 * expr.c (init_expr): Just clear out rtl.expr.
5820 * function.c (free_after_compilation): Clear out whole RTL structure.
5821 (get_func_frame_size): Merge into ...
5822 (get_frame_size): ... this one.
5823 (assign_stack_local_1): Merge into ...
5824 (assign_stack_local): ... this one.
5825 (expand_function_end): Update call of get_arg_pointer_save_area.
5826 (get_art_pointer_save_area): Remove cfun argument.
5827 * function.h (emit_status): regno_pointer_align does not need length
5828 attribute. Move x_regno_reg_rtx to ...
5829 (regno_reg_rtx): ... new global array.
5830 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
5831 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
5832 apply_args_value, forced_labels, stack_pointer_delta):
5834 (struct varasm_status): Move here from varasm.c
5835 (struct rtl_data): New. Move here some fields from struct function.
5836 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5837 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5838 used_temp_slots avail_temp_slots, temp_slot_level,
5839 nonlocal_goto_handler_labels): Update accesstors.
5840 (rtl): New global variable.
5841 (struct function): Move some fileds to rtl_data.
5842 (get_arg_pointer_save_area): Update prototype.
5843 * emit-rtl.c (rtl): Declare.
5844 (regno_reg_rtx): Declare.
5845 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5847 (gen_reg_rtx): Update.
5848 (init_virtual_regs): Do not tate emit_status argument.
5849 (init_emit): Do not allocate emit.
5850 * varasm.c (varasm_statuc): Move to function.h.
5851 (n_deferred_constatns): Update accestor.
5852 (init_varasm_status): Do not allocate varasm_status.
5853 (force_const_mem, get_pool_size, output_constant_pool): Update.
5854 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5855 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5857 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
5859 PR rtl-optimization/35729
5860 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
5863 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
5866 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
5867 load/store if memory is unaligned.
5868 (*movti_rex64): Likewise.
5870 * config/i386/predicates.md (misaligned_operand): New.
5872 2008-03-31 Andrew Pinski <pinskia@gmail.com>
5875 * tree-ssa-phiopt.c (conditional_replacement): Return early for
5878 2008-03-31 Jan Beulich <jbeulich@novell.com>
5880 * config/ia64/constraints.md: Add 'j' constraint.
5881 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
5882 (movdi_internal): Likewise.
5884 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
5887 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
5889 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
5892 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
5893 proper error message for the third argument on blendpd and
5896 * config/i386/sse.md (blendbits): New.
5897 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
5899 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
5901 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
5903 2008-03-30 Richard Guenther <rguenther@suse.de>
5906 * fold-const.c (fold_sign_changed_comparison): Do leave
5907 conversions to base-types alone.
5909 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5911 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
5912 the link register if one altivec register is be saved.
5914 2008-03-30 Ben Elliston <bje@au.ibm.com>
5916 * final.c (final_scan_insn): Remove if (0) code.
5918 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
5920 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
5922 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
5924 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
5925 of V4SFmode to ix86_binary_operator_ok.
5927 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
5929 * config/i386/i386.c (override_options): Initialize
5930 ix86_veclib_handler to ix86_veclibabi_svml when
5931 -mveclibabi=svml is used.
5932 (ix86_veclibabi_svml): New function for SVML ABI style
5933 vectorization support.
5934 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
5936 2008-03-28 Rafael Espindola <espindola@google.com>
5938 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
5939 (tree_binary_nonnegative_warnv_p): Make it public.
5940 (tree_single_nonnegative_warnv_p): Make it public.
5941 (tree_invalid_nonnegative_warnv_p): Make it public.
5942 (tree_unary_nonzero_warnv_p): Make it public.
5943 (tree_binary_nonzero_warnv_p): Make it public
5944 (tree_single_nonzero_warnv_p): Make it public.
5945 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
5946 (extract_range_from_binary_expr): Split the expr argument.
5947 (extract_range_from_unary_expr): Split the expr argument.
5948 (extract_range_from_comparison): Split the expr argument.
5949 (extract_range_from_expr): Use the new aux functions.
5950 (vrp_evaluate_conditional_warnv): Use
5951 vrp_evaluate_conditional_warnv_with_ops.
5952 * tree.h (tree_unary_nonzero_warnv_p): Declare.
5953 (tree_binary_nonzero_warnv_p): Declare.
5954 (tree_single_nonzero_warnv_p): Declare.
5955 (tree_expr_nonzero_warnv_p): Declare.
5956 (tree_unary_nonnegative_warnv_p): Declare.
5957 (tree_binary_nonnegative_warnv_p): Declare.
5958 (tree_single_nonnegative_warnv_p): Declare.
5959 (tree_invalid_nonnegative_warnv_p): Declare.
5961 2008-03-28 Richard Guenther <rguenther@suse.de>
5963 PR tree-optimization/30317
5964 PR tree-optimization/30911
5965 PR tree-optimization/34793
5966 * tree-vrp.c (set_and_canonicalize_value_range): New function.
5967 (struct assert_locus_d): New member EXPR.
5968 (register_new_assert_for): Add EXPR parameter to support
5969 ASSERT_EXPR <name, expr OP limit>.
5970 (register_edge_assert_for_1): Adjust callers.
5971 (find_assert_locations): Likewise.
5972 (process_assert_insertions_for): Build condition from expression.
5973 (extract_range_from_assert): Handle ASSERT_EXPRs
5974 of the form ASSERT_EXPR <name, expr OP limit>.
5975 (register_edge_assert_for_2): New helper registering
5976 asserts for comparisons. Recognize range tests of the form
5977 (unsigned)i - CST1 OP CST2.
5978 (register_edge_assert_for_1): Use it.
5979 (register_edge_assert_for): Likewise.
5980 (needs_overflow_infinity): Integer sub-types
5981 do not need overflow infinities.
5982 (vrp_val_is_max): The extreme values of integer sub-types
5983 are those of the base type.
5984 (vrp_val_is_min): Likewise.
5985 * tree.def (ASSERT_EXPR): Document extra allowed conditional
5988 2008-03-28 Nick Clifton <nickc@redhat.com>
5991 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5992 Return GENERAL_REGS for stack adjustment reloads.
5994 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5997 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
5998 const_vector when all the vectors are constant.
6000 2008-03-27 Bob Wilson <bob.wilson@acm.org>
6002 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
6004 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
6005 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
6007 (s<code>_sf): Use new scc_sf attribute for opcode names.
6009 2008-03-27 Tom Tromey <tromey@redhat.com>
6011 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
6012 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
6013 config/spu/t-spu-elf, config/i386/t-interix,
6014 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
6015 config/i386/x-darwin, config/i386/x-mingw32,
6016 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
6017 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
6018 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
6019 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
6020 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
6021 config/rs6000/x-darwin, config/rs6000/t-rs6000,
6022 config/score/t-score-elf, config/arm/t-strongarm-pe,
6023 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
6024 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
6025 Revert automatic dependency patch.
6027 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
6030 * config/i386/i386.c (ix86_function_arg_boundary): Align
6031 decimal floating point to its natural boundary.
6033 2008-03-27 Richard Guenther <rguenther@suse.de>
6036 * fold-const.c (fold_comparison): Restrict distinct decl
6037 comparison folding to VAR_DECLs and PARM_DECLs. Do not
6038 solely rely on operand_equal_p.
6040 2008-03-27 Richard Guenther <rguenther@suse.de>
6043 * c-common.c (handle_weak_attribute): Reject combination of
6046 2008-03-27 Richard Guenther <rguenther@suse.de>
6048 PR tree-optimization/32810
6049 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
6050 conversions from DECL_INITIAL.
6051 (fold_const_aggregate_ref): Likewise from constructor elements.
6053 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
6055 * tree-affine.h (aff_combination_expand): Declare.
6056 (get_inner_reference_aff): Likewise.
6057 * tree-affine.c (aff_combination_expand): Split out from
6058 tree_to_aff_combination_expand.
6059 (get_inner_reference_aff): New function.
6060 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
6061 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
6062 (struct lim_aux_data): sm_done field removed.
6063 (mem_ref_loc_p, mem_ref_locs_p): New types.
6064 (struct mem_ref): Added id, stored, accesses_in_loop,
6065 indep_loop, dep_loop, indep_ref, dep_ref fields.
6066 Removed is_stored, locs and next fields.
6067 (memory_accesses): New variable.
6068 (movement_possibility): Do not allow moving statements
6069 that store to memory.
6070 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
6072 (determine_max_movement): For statements with memory references,
6073 find the outermost loop in that the reference is independent.
6074 (move_computations_stmt): Mark the virtual operands for renaming.
6075 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
6076 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
6077 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
6078 add_vop_ref_mapping, create_vop_ref_mapping_loop,
6079 create_vop_ref_mapping, analyze_memory_references,
6080 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
6081 get_all_locs_in_loop, ref_always_accessed_p,
6082 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
6083 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
6084 store_motion_loop, store_motion): New functions.
6085 (struct vop_to_refs_elt): New type.
6086 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
6087 memref_hash, memref_eq, hoist_memory_references): Rewritten.
6088 (schedule_sm): Replaced by...
6089 (execute_sm): ... this.
6090 (determine_lsm_ref, hoist_memory_references,
6091 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
6092 find_more_ref_vops, free_mem_ref, free_mem_refs,
6093 determine_lsm_loop, determine_lsm): Removed.
6094 (tree_ssa_lim_finalize): Free data structures used by store motion.
6095 (tree_ssa_lim): Call analyze_memory_references. Use
6096 store_motion instead of determine_lsm.
6098 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6100 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
6101 rename tmake_file to m68hc11/t-m68hc11.
6102 (mcore): Set inhibit_libc to true.
6103 * config.host (alpha*-dec-*vms*): Set extra_programs.
6104 (interix3*): Don't use host_xmake_file.
6105 * configure.ac: Let config.gcc override inhibit_libc.
6106 * configure: Regenerate.
6108 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
6109 * config/t-openbsd-thread: Remove commented out lines.
6111 * config/x-interix: Remove.
6113 * config/m68hc11/t-m68hc11-gas: Rename to...
6114 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
6116 * config/mcore/t-mcore: Remove T_CFLAGS.
6117 * config/mcore/t-mcore-pe: Likewise.
6119 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6121 * configure.ac: Replace custom __GNU_SOURCE test with
6122 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
6123 * aclocal.m4: Regenerate.
6124 * configure: Regenerate.
6125 * config.in: Regenerate.
6127 2008-03-27 Richard Guenther <rguenther@suse.de>
6129 * fold-const.c (target.h): Include.
6130 (fold_comparison): Fold comparison of addresses of decls
6131 that bind locally or of constants. Consolidate address folding code.
6132 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
6133 results from fold_binary_to_constant.
6134 (compare_values_warnv): Likewise.
6136 2008-03-27 Andrew Pinski <pinskia@gmail.com>
6139 * fold-const.c (fold_truthop): Check for integeral types when folding
6140 a == 0 && b == 0 and a != 0 || b != 0 .
6142 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
6144 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
6146 2008-03-26 Andreas Schwab <schwab@suse.de>
6148 * doc/invoke.texi: Fix use of @item vs. @itemx.
6150 2008-03-26 Tom Tromey <tromey@redhat.com>
6152 * Makefile.in (build/gensupport.o, build/print-rtl.o,
6153 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
6154 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
6155 build/gencodes.o, build/genconditions.o, build/genconfig.o,
6156 build/genconstants.o, build/genemit.o, build/genextract.o,
6157 build/genflags.o, build/genmddeps.o, build/genopinit.o,
6158 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
6161 2008-03-26 Richard Guenther <rguenther@suse.de>
6164 2008-03-26 Richard Guenther <rguenther@suse.de>
6166 * fold-const.c (target.h): Include.
6167 (fold_comparison): Fold comparison of addresses of two decls
6168 that bind locally. Consolidate address folding code.
6170 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6172 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
6173 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
6174 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
6175 dconstsqrt2, dconstthird, dconste and/or dconst10.
6176 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
6177 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
6178 dconstsqrt2, dconste): Delete.
6179 (init_emit_once): Likewise. Simplify initializing dconstm1.
6181 * real.c (get_real_const): New.
6182 * real.h (dconst3, dconst10, dconstm2, dconstthird,
6183 dconstsqrt2, dconste): Delete.
6184 (real_value_const, get_real_const): New.
6186 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
6188 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
6190 * config/i386/i386.c (ix86_function_arg_boundary): Check
6191 BIGGEST_ALIGNMENT instead of 128.
6192 (setup_incoming_varargs_64): Likewise.
6194 2008-03-26 Tom Tromey <tromey@redhat.com>
6196 * Makefile.in (DEPFILES): Add missing '/'.
6198 2008-03-26 Richard Guenther <rguenther@suse.de>
6200 * fold-const.c (target.h): Include.
6201 (fold_comparison): Fold comparison of addresses of two decls
6202 that bind locally. Consolidate address folding code.
6204 2008-03-26 Nick Clifton <nickc@redhat.com>
6207 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
6208 not allow INT+INT as a legitimate addressing mode.
6210 2008-03-26 Richard Guenther <rguenther@suse.de>
6212 * tree-flow.h (widen_bitfield): Remove declaration.
6213 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
6214 (widen_bitfield): Remove function.
6215 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
6218 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6221 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
6224 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
6226 PR rtl-optimization/35232
6227 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
6228 (forget_old_reloads_1, forget_marked_reloads): Don't clear
6229 reg_reloaded_call_part_clobbered here.
6230 (reload_regs_reach_end_p): New function.
6231 (reload_reg_rtx_for_input): New variable.
6232 (reload_reg_rtx_for_output): Likewise.
6233 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
6234 when reassigning a pseudo register. Load reloadreg from
6235 reload_reg_rtx_for_input, moving the mode and register
6237 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
6238 instead of the original when deciding whether an input reload
6239 would be a no-op or whether an output reload can be deleted.
6240 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
6241 when setting up new_spill_reg_store. Load it from
6242 reload_reg_rtx_for_output, moving the mode and register
6244 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
6245 instead of the original when deciding whether an output reload
6246 would be a no-op. Do the same when modifying insn notes.
6247 Use rtx_equal_p instead of == to compare the registers.
6248 (inherit_piecemeal_p): Take a mode and two register numbers
6250 (emit_reload_insns): Clear new_spill_reg_store for every hard
6251 register in the reload register. Remove spill registers
6252 from reg_reloaded_valid before considering whether to record
6253 inheritance information for them. Use reload_reg_rtx_for_output
6254 instead of reg_rtx when recording output reloads. Use
6255 reload_reg_rtx_for_input instead of reg_rtx when recording
6256 input reloads. Set or clear reg_reloaded_call_part_clobbered
6257 at the same time as setting reg_reloaded_valid.
6258 (delete_output_reload): Add a new_reload_reg parameter and use it
6259 instead of rld[j].reg_rtx.
6260 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
6263 2008-03-25 Tom Tromey <tromey@redhat.com>
6265 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
6266 (build/genattr.o): Likewise.
6267 (build/genattrtab.o): Likewise.
6268 (build/gencodes.o): Likewise.
6269 (build/genconfig.o): Likewise.
6270 (build/genconstants.o): Likewise.
6271 (build/genemit.o): Likewise.
6272 (build/genextract.o): Likewise.
6273 (build/genflags.o): Likewise.
6275 2008-03-25 Bob Wilson <bob.wilson@acm.org>
6277 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
6278 instead of size_int for integer types.
6279 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
6280 to match type of MINUS_EXPR.
6282 2008-03-25 Tom Tromey <tromey@redhat.com>
6284 * configure: Rebuilt.
6285 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
6288 2008-03-25 Tom Tromey <tromey@redhat.com>
6290 * config/x-solaris (host-solaris.o): Update.
6291 * config/x-linux (host-linux.o): Update.
6292 * config/x-hpux (host-hpux.o): Update.
6293 * config/x-darwin (host-darwin.o): Update.
6294 * config/v850/t-v850e (v850-c.o): Update.
6295 * config/v850/t-v850 (v850-c.o): Update.
6296 * config/t-vxworks (vxworks.o): Update.
6297 * config/t-sol2 (sol2-c.o, sol2.o): Update.
6298 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
6299 * config/spu/t-spu-elf (spu-c.o): Update.
6301 * config/sh/t-symbian (sh-c.o): Update.
6302 (symbian.o): Update.
6303 * config/sh/t-sh (sh-c.o): Update.
6304 * config/score/t-score-elf (score7.o, score3.o): Update.
6305 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
6306 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
6307 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
6308 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
6310 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6311 * config/m32c/t-m32c (m32c-pragma.o): Update.
6312 * config/ia64/t-ia64 (ia64-c.o): Update.
6313 * config/i386/x-mingw32 (host-mingw32.o): Update.
6314 * config/i386/x-i386 (driver-i386.o): Update.
6315 * config/i386/x-darwin (host-i386-darwin.o): Update.
6316 * config/i386/x-cygwin (host-cygwin.o): Update.
6317 * config/i386/t-nwld (nwld.o): Update.
6318 * config/i386/t-netware (netware.o): Update.
6319 * config/i386/t-interix (winnt.o): Update.
6320 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
6321 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
6322 msformat-c.o): Update.
6323 * config/bfin/t-bfin-linux (generated_files): Add
6324 linux-sysroot-suffix.h.
6325 * config/arm/t-wince-pe (pe.o): Update.
6326 * config/arm/t-strongarm-pe (pe.o): Update.
6327 * config/arm/t-pe (pe.o): Update.
6328 * config/arm/t-arm (arm-c.o): Update.
6329 * doc/install.texi (Prerequisites): Require make 3.80.
6330 * Makefile.in: Remove .o targets.
6331 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
6332 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
6333 (simple_generated_h, simple_generated_c): Move earlier.
6334 (generated_files): New variable.
6335 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
6336 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
6337 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
6338 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
6339 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
6340 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
6341 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
6342 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
6343 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
6344 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
6345 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
6346 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
6348 (COMPILE.base, COMPILE): New variables.
6349 (%.o): New pattern rule.
6350 (ALL_HOST_OBJS): New variable.
6351 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
6352 (dummy-checksum.o, cc1-checksum.o): Remove.
6353 (DRIVER_SHLIB): New variable.
6354 (DRIVER_DEFINES): Use it.
6355 (gencondmd.c): Move out of build/.
6356 (s-conditions): Update.
6357 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
6358 (ALL_BUILD_OBJS): Likewise.
6359 (build/%.o): Use BUILDCOMPILE.
6360 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
6361 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
6362 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
6363 build/gencheck.o, build/gencodes.o, build/genconditions.o,
6364 build/genconfig.o, build/genconstants.o, build/genemit.o,
6365 build/genextract.o, build/genflags.o, build/genmddeps.o,
6366 build/genopinit.o, build/genoutput.o, build/genpeep.o,
6367 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
6368 build/gen-protos.o, build/scan.o, build/fix-header.o,
6369 build/scan-decls.o): Simplify.
6370 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
6371 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
6372 prefix.o, toplev.o): Reduce to variable setting.
6373 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
6374 ($(out_object_file), gcc-options.o): New targets.
6375 ($(ALL_HOST_OBJS)): New target. Include dependency files.
6376 * configure: Rebuilt.
6377 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
6378 * doc/sourcebuild.texi (Front End Directory): Document new variable.
6380 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
6382 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
6383 complain when we hit an error, return ERROR_MARK_NODE.
6385 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6387 * config/sh/constraints.md (Pso, Psz): New constraints.
6388 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
6389 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
6391 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6393 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
6394 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
6396 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6398 * config/sh/sh.md (prefetch): Add condition for SH2A target.
6399 (prefetch_sh2a): New.
6401 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6402 Naveen.H.S <naveen.hs@kpitcummins.com>
6404 * config/sh/constraints.md (I28): New constraint.
6405 * config/sh/sh.c (broken_move): Add support for movi20s.
6406 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
6408 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
6409 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6410 Naveen.H.S <naveen.hs@kpitcummins.com>
6412 * config/sh/sh.c (SH_ATTRIBUTES): Define.
6413 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6414 (print_operand): Handle resbank in %@ operand code.
6415 (sh_encode_section_info): New.
6416 (push_regs): Add conditions for resbank.
6417 (sh_expand_epilogue): Likewise.
6418 (sh_insert_attributes): Likewise.
6419 (sh_attribute_table): Likewise.
6420 (sh_handle_resbank_handler_attribute): New.
6421 (sh2a_handle_function_vector_handler_attribute): New.
6422 (sh2a_is_function_vector_call): New.
6423 (sh2a_get_function_vector_number): New.
6424 (sh2a_function_vector_p): New.
6425 (sh_cfun_resbank_handler_p): New.
6426 * config/sh/sh.md (calli): Emit jsr/n if possible.
6427 (calli_tbr_rel): New.
6428 (calli_pcrel): Emit jsr/n if possible.
6429 (return_i): Emit rts/n if possible.
6430 (call_valuei_tbr_rel): New.
6431 (call_valuei_pcrel): Add condition for SH2A target.
6432 (call_value): Likewise.
6433 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
6434 (sh2a_get_function_vector_number): Likewise.
6435 (sh2a_is_function_vector_call): Likewise.
6436 * doc/extend.texi: Document TBR relative addressing of SH2A.
6437 (resbank): Add description for SH2A.
6439 2008-03-24 Richard Guenther <rguenther@suse.de>
6442 * gimplify.c (gimplify_modify_expr): For frontend type-correct
6443 pointer assignments change conversions according to middle-end rules.
6444 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
6445 * configure.ac: Include type checking in yes.
6446 * configure: Regenerate.
6448 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6450 * diagnostic.c (diagnostic_count_diagnostic): Delete.
6451 (diagnostic_report_diagnostic): Update. Handle ICEs here.
6453 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
6455 * gthr-vxworks.h (UNUSED): Define.
6457 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
6459 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
6461 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
6463 * doc/extend.texi (Function Attributes): Add missing comma in the
6464 example of the "alloc_size" attribute.
6466 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
6469 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6471 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6474 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6477 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6478 of the underlying type of a MS bitfield layout to the natural
6479 alignment of the type.
6481 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6483 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6484 to their natural alignment to avoid store forwarding stalls.
6486 2008-03-22 Richard Guenther <rguenther@suse.de>
6488 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
6489 For PHI nodes verify the address is invariant.
6490 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
6491 (get_symbol_constant_value): Use is_gimple_min_invariant.
6492 (maybe_fold_stmt_indirect): Likewise.
6494 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
6496 PR rtl-optimization/33927
6497 * Makefile.in (dse.o): Depend on $(TM_P_H).
6498 * expr.h (extract_low_bits): Declare.
6499 * expmed.c (extract_low_bits): New function.
6500 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
6501 * dse.c: Include tm_p.h.
6502 (find_shift_sequence): Remove the read_reg argument and return the
6503 read value. Emit the instructions instead of returning them.
6504 Iterate on new_mode rather than calculating it each time.
6505 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
6506 source to NEW_MODE and extract_low_bits to convert the shifted
6508 (replace_read): Allow the load and store to have different mode
6509 classes. Use extract_low_bits when SHIFT == 0. Create the shift
6510 or extraction instructions before trying the replacement. Update
6511 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
6513 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6515 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6516 to their natural alignment to avoid store forwarding stalls.
6518 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6521 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
6522 encouraging but not allowing gprs for input;
6523 change the input constraint to !f#r.
6524 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
6526 change the output constraint to !f#r.
6528 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
6531 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
6532 corresponding post-reload splitters.
6533 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
6534 when x87 FP math is selected.
6535 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
6536 New function prototype.
6537 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
6538 unreachable function to ease macroization of insn patterns.
6540 2008-03-21 Martin Jambor <mjambor@suse.cz>
6542 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
6543 reference dumps if ddr is NULL or dependence is unknown.
6545 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6547 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
6548 unsigned extension into account.
6549 (ATOMIC_COMPARE_AND_SWAP): Likewise.
6550 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
6551 Do computations on a scratch register.
6553 2008-03-21 Richard Guenther <rguenther@suse.de>
6555 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
6556 Use is_gimple_min_invariant instead of TREE_INVARIANT.
6557 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
6558 * tree-ssa-dom.c (record_equality): Likewise.
6559 * tree-inline.c (copy_body_r): Likewise.
6560 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
6563 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6565 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
6566 as 'delete_unused' argument.
6568 2008-03-20 Richard Guenther <rguenther@suse.de>
6570 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
6571 special casing of constant qualifiers.
6572 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
6573 care about them in general.
6574 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
6575 regardless of their type.
6576 (fold_stmt_r): Forcefully fold *& if we end up with that.
6578 2008-03-20 Paul Brook <paul@codesourcery.com>
6580 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
6581 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
6583 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
6585 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
6586 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
6588 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
6590 * common.opt (Wmudflap): New option.
6591 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
6592 (mx_register_decls): Likewise.
6593 (mudflap_finish_file): Likewise.
6594 * doc/invoke.texi: Document -Wno-mudflap.
6596 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
6598 * c-format.c (replace_format_name_to_system_name): New.
6600 (convert_format_name_to_system_name): New.
6601 (decode_format_attr): Add use of convert_format_name_to_system_name.
6602 (format_types_orig): Add gnu_ prefix to names.
6603 (check_format_info_main): Special treating of \0 escaped names for
6604 supporting multi-character format specifiers as I32, I64.
6605 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
6606 (gnu_target_overrides_format_attributes): New.
6607 * c-format.h: Add structure target_ovr_attr to hold
6608 system specific formatter names.
6609 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
6610 msformat-c.o file to c_target_objs and cxx_target_objs.
6611 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6612 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
6613 (TARGET_N_FORMAT_TYPES): New.
6614 * config/i386/msformat-c.c: New.
6615 * config/i386/t-cygming: Add build rule for msformat-c.o.
6616 * doc/extend.texi: Add new format names gnu_* and ms_* and
6618 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6620 2008-03-20 Ira Rosen <irar@il.ibm.com>
6622 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
6623 optimizations turned on under -O3.
6624 (ftree-vectorize): Add that the flag is turned on with -O3.
6626 2008-03-20 Ben Elliston <bje@au.ibm.com>
6628 * regmove.c (try_auto_increment): Fix spelling error in comment.
6629 * final.c (final_scan_insn): Likewise.
6631 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
6634 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
6635 allocator preferences for "y" and "r" class registers.
6636 ("*mov<mode>_internal"): Ditto.
6637 ("*movv2sf_internal_rex64"): Ditto.
6638 ("*movv2sf_internal"): Ditto.
6640 2008-03-19 Michael Matz <matz@suse.de>
6643 * calls.c (expand_call): Check overlap of arguments with call
6644 address for sibcalls.
6646 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6649 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6650 of the underlying type of a MS bitfield layout to the natural
6651 alignment of the type.
6653 2008-03-19 Jan Hubicka <jh@suse.cz>
6656 * toplev.c (decode_d_option): Handle all CPP flags.
6657 * tree-vrp.c: Update tree_pass descriptors.
6658 * regrename.c: Update tree_pass descriptors.
6659 * fwprop.c: Update tree_pass descriptors.
6660 * doc/invoke.texi: Remove documentation of dropped -d? flags.
6661 * tree-into-ssa.c: Update tree_pass descriptors.
6662 * tree-dump.c: Update tree_pass descriptors.
6663 * tree-complex.c: Update tree_pass descriptors.
6664 * tree-dump.h: Update tree_pass descriptors.
6665 * see.c: Update tree_pass descriptors.
6666 * cgraphbuild.c: Update tree_pass descriptors.
6667 * tracer.c: Update tree_pass descriptors.
6668 * tree-loop-distribution.c: Update tree_pass descriptors.
6669 * cgraph.c: Update tree_pass descriptors.
6670 * postreload-gcse.c: Update tree_pass descriptors.
6671 * postreload.c: Update tree_pass descriptors.
6672 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
6673 * tree-tailcall.c: Update tree_pass descriptors.
6674 * tree-pass.h (tree_opt_pass): Rename to ...
6675 (opt_pass) ... this one; add "type" field and remove letter field.
6676 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
6677 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
6678 all_lowering_passes): Update declaration.
6679 * ipa-cp.c: Update tree_pass descriptors.
6680 * final.c: Update tree_pass descriptors.
6681 * omp-low.c: Update tree_pass descriptors.
6682 * tree-ssa-dse.c: Update tree_pass descriptors.
6683 * ipa-reference.c: Update tree_pass descriptors.
6684 * tree-ssa-uncprop.c: Update tree_pass descriptors.
6685 * auto-inc-dec.c: Update tree_pass descriptors.
6686 * reorg.c: Update tree_pass descriptors.
6687 * cgraphunit.c: Update tree_pass descriptors.
6688 * tree-ssa-copyrename.c: Update tree_pass descriptors.
6689 * tree-ssa-ccp.c: Update tree_pass descriptors.
6690 * df-core.c: Update tree_pass descriptors.
6691 * mode-switching.c: Update tree_pass descriptors.
6692 * tree-nomudflap.c: Update tree_pass descriptors.
6693 * modulo-sched.c: Update tree_pass descriptors.
6694 * ipa-pure-const.c: Update tree_pass descriptors.
6695 * cse.c: Update tree_pass descriptors.
6696 * web.c: Update tree_pass descriptors.
6697 * tree-stdarg.c: Update tree_pass descriptors.
6698 * tree-ssa-math-opts.c: Update tree_pass descriptors.
6699 * tree-ssa-dom.c: Update tree_pass descriptors.
6700 * tree-nrv.c: Update tree_pass descriptors.
6701 * tree-ssa-alias.c: Update tree_pass descriptors.
6702 * loop-init.c: Update tree_pass descriptors.
6703 * gimple-low.c: Update tree_pass descriptors.
6704 * ipa-inline.c: Update tree_pass descriptors.
6705 * tree-ssa-sink.c: Update tree_pass descriptors.
6706 * global.c: Update tree_pass descriptors.
6707 * ifcvt.c: Update tree_pass descriptors.
6708 * jump.c: Update tree_pass descriptors.
6709 * predict.c: Update tree_pass descriptors.
6710 * tree-ssa-loop.c: Update tree_pass descriptors.
6711 * recog.c: Update tree_pass descriptors.
6712 * dse.c: Update tree_pass descriptors.
6713 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
6714 * tree-eh.c: Update tree_pass descriptors.
6715 * regmove.c: Update tree_pass descriptors.
6717 * function.c: Update tree_pass descriptors.
6718 * tree-vectorizer.c: Update tree_pass descriptors.
6719 * gcse.c: Update tree_pass descriptors.
6720 * ipa-type-escape.c: Update tree_pass descriptors.
6721 * tree-if-conv.c: Update tree_pass descriptors.
6722 * init-regs.c: Update tree_pass descriptors.
6723 * ipa.c: Update tree_pass descriptors.
6724 * tree-ssa-phiopt.c: Update tree_pass descriptors.
6725 * rtl-factoring.c: Update tree_pass descriptors.
6726 * lower-subreg.c: Update tree_pass descriptors.
6727 * bt-load.c: Update tree_pass descriptors.
6728 * tree-dfa.c: Update tree_pass descriptors.
6729 * except.c: Update tree_pass descriptors.
6730 * emit-rtl.c: Update tree_pass descriptors.
6731 * cfgexpand.c: Update tree_pass descriptors.
6732 * tree-cfgcleanup.c: Update tree_pass descriptors.
6733 * cfgcleanup.c: Update tree_pass descriptors.
6734 * tree-ssa-pre.c: Update tree_pass descriptors.
6735 * tree-sra.c: Update tree_pass descriptors.
6736 * tree-mudflap.c: Update tree_pass descriptors.
6737 * tree-ssa-copy.c: Update tree_pass descriptors.
6738 * cfglayout.c: Update tree_pass descriptors.
6739 * tree-ssa-forwprop.c: Update tree_pass descriptors.
6740 * tree-ssa-dce.c: Update tree_pass descriptors.
6741 * tree-ssa.c: Update tree_pass descriptors.
6742 * regclass.c: Update tree_pass descriptors.
6743 * integrate.c: Update tree_pass descriptors.
6744 * tree-optimize.c: Update tree_pass descriptors.
6745 * tree-ssa-phiprop.c: Update tree_pass descriptors.
6746 * tree-object-size.c: Update tree_pass descriptors.
6747 * combine.c: Update tree_pass descriptors.
6748 * tree-outof-ssa.c: Update tree_pass descriptors.
6749 * bb-reorder.c: Update tree_pass descriptors.
6750 * stack-ptr-mod.c: Update tree_pass descriptors.
6751 * var-tracking.c: Update tree_pass descriptors.
6752 * tree-profile.c: Update tree_pass descriptors.
6753 * tree-vect-generic.c: Update tree_pass descriptors.
6754 * reg-stack.c: Update tree_pass descriptors.
6755 * sched-rgn.c: Update tree_pass descriptors.
6756 * tree-ssa-structalias.c: Update tree_pass descriptors.
6757 * tree-cfg.c: Update tree_pass descriptors.
6758 * passes.c (current_pass): Update declaration.
6759 (finish_optimization_passes): Update.
6760 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
6761 (register_one_dump_file, register_dump_files_1, next_pass_1):
6763 (init_optimization_passes): Update handling of new types.
6764 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
6765 * ipa-struct-reorg.c: Update tree_pass descriptors.
6766 * tree-ssa-reassoc.c: Update tree_pass descriptors.
6767 * combine-stack-adj.c: Update tree_pass descriptors.
6768 * cfgrtl.c: Update tree_pass descriptors.
6769 * dce.c: Update tree_pass descriptors.
6770 * tree-ssanames.c: Update tree_pass descriptors.
6772 2008-03-19 Richard Guenther <rguenther@suse.de>
6775 * tree-ssa.c (walk_data): New structure.
6776 (warn_uninitialized_var): If not always_executed warn with "maybe"
6778 (execute_early_warn_uninitialized): Compute post-dominators.
6779 Initialize always_executed before processing each basic block.
6781 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6784 * config/i386/i386.c (x86_this_parameter): Calculate correct location
6785 of "this" pointer when "regparm = N" or "fastcall" is in effect.
6787 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6789 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
6791 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
6793 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
6795 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
6796 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
6797 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
6798 target after ignore has been set, and move there also the commputation
6799 of subtarget and original_target.
6800 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
6801 (LANG_HOOKS_INITIALIZER): Remove it.
6802 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
6804 2008-03-18 Richard Guenther <rguenther@suse.de>
6806 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
6807 found an expression with constants, note that in the VN for the lhs.
6808 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
6809 fold them to constants if possible. Run cleanup_cfg if done so.
6810 (execute_pre): Return todo.
6812 (execute_fre): Likewise.
6813 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
6815 (get_prop_source_stmt): Look through pointer conversions.
6817 2008-03-18 Jan Hubicka <jh@suse.cz>
6819 * tree-pretty-print.c: Include predict.h.
6820 (dump_generic_node): Dump predictor.
6821 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
6822 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
6823 * gimple-low.c (lower_stmt): Likewise.
6824 * expr.c (expand_expr_real): Likewise.
6825 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
6827 (build_predict_expr, build_predict_expr): New.
6828 * predict.h (predictor_name, build_predict_expr): Update.
6829 * c-typeck.c (c_finish_bc_stmt): Add prediction.
6830 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
6831 * predict.def (PRED_CONTINUE): Update hitrate.
6832 * tree.def (PREDICT_EXPR): Define.
6833 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
6834 do not handle BIND_EXPR.
6835 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
6836 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
6837 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
6840 2008-03-18 Michael Matz <matz@suse.de>
6842 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
6844 2008-03-18 Richard Guenther <rguenther@suse.de>
6846 * tree-gimple.h (is_gimple_invariant_address): Declare.
6847 (is_gimple_constant): Likewise.
6848 * tree-gimple.c (is_gimple_constant): New function.
6849 (is_gimple_invariant_address): Likewise.
6850 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
6851 and is_gimple_invariant_address.
6852 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
6854 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
6855 an addressable base.
6857 2008-03-18 Jakub Jelinek <jakub@redhat.com>
6860 * gimplify.c (gimplify_expr): Gimplify second operand of
6863 2008-03-17 Richard Guenther <rguenther@suse.de>
6865 PR tree-optimization/19637
6866 * fold-const.c (fold_unary): Remove restrictions of removing
6867 intermediate pointer-conversions (P2)(P1)P0.
6868 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
6869 conversion to void pointer.
6870 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
6872 2008-03-16 James E. Wilson <wilson@tuliptree.org>
6875 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
6876 emulated thread local variables.
6878 2008-03-16 Richard Guenther <rguenther@suse.de>
6881 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
6882 expand TREE_INVARIANT operations that are not gimple invariant.
6884 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
6886 * doc/extend.texi (Alignment): Say that the ABI controls
6887 the __alignof__ for non-strict-alignment targets rather
6888 than being a recommendation.
6890 2008-03-15 Paul Brook <paul@codesourcery.com>
6892 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
6894 (arm_output_fn_unwind): Mark functions that can not be unwound.
6896 2008-03-15 Paul Brook <paul@codesourcery.com>
6898 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
6899 extension instructions.
6901 2008-03-15 Richard Guenther <rguenther@suse.de>
6903 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
6904 and fold constant aggregate refs.
6905 (fold_const_aggregate_ref): Handle string constants
6906 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
6907 (evaluate_stmt): Simplify now that ccp_fold folds constant
6910 2008-03-15 Paul Brook <paul@codesourcery.com>
6912 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
6913 (extzv): Use gen_extzv_t2.
6914 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
6916 2008-03-15 Richard Guenther <rguenther@suse.de>
6918 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
6919 (fold_const_aggregate_ref): Likewise.
6920 (get_value): Return NULL if we don't have any values.
6921 (ccp_finalize): Set const_val to NULL after freeing it.
6922 * tree-flow.h (get_symbol_constant_value): Declare.
6923 (fold_const_aggregate_ref): Likewise.
6924 * tree-ssa-sccvn.c (try_to_simplify): Use them.
6926 2008-03-15 Richard Guenther <rguenther@suse.de>
6929 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
6930 to not produce negative array indices if not allowed. Add
6931 parameter to indicate that.
6932 (maybe_fold_offset_to_component_ref): Allow negative array
6933 indices only for the first member of a structure.
6934 (maybe_fold_offset_to_reference): Allow negative array indices.
6935 (maybe_fold_stmt_addition): Likewise.
6937 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
6938 Anatoly Sokolov <aesok@post.ru>
6940 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
6941 (avr_arch): Add ARCH_AVR6.
6942 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
6943 (initial_elimination_offset): Initialize and use 'avr_pc_size'
6944 instead of fixed value 2.
6945 (print_operand_address): Use gs() asm specifier instead of pm().
6946 (avr_assemble_integer): (Ditto.).
6947 (avr_output_addr_vec_elt): (Ditto.).
6948 (print_operand): Handle "!" code.
6949 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
6950 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
6951 (AVR_HAVE_EIJMP_EICALL): Define.
6952 (AVR_3_BYTE_PC): Redefine.
6953 (AVR_2_BYTE_PC): (Ditto.).
6954 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
6955 (LINK_SPEC): Add atmega2560 and atmega2561.
6956 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
6958 * config/avr/avr.md (call_insn): Use eicall instead of icall
6959 for 3 byte PC devices.
6960 (call_value_insn): (Ditto.).
6961 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
6962 (indirect_jump): Use only for for 2 byte PC devices.
6963 (*tablejump): (Ditto.).
6964 (*indirect_jump_avr6): Add insn.
6965 (*tablejump_rjmp): Don't use for 3 byte PC devices.
6966 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
6967 instead of ijmp for 3 byte PC devices.
6968 (__tablejump2__): (Ditto.).
6969 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
6970 (MULITLIB_DIRNAMES): (Ditto.).
6971 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
6973 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
6975 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
6976 "sse2_umulsidi3". Use V1DI mode for operand 0.
6977 ("mmx_psadbw"): Use V1DI mode for operand 0.
6978 * config/i386/i386-modes.def (V1SI): New vector mode.
6979 * config/i386/i386.c (struct builtin_description)
6980 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
6981 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
6982 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
6983 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
6984 v1di_ftype_v8qi_v8qi type.
6985 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
6987 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
6988 __builtin_ia32_pmuludq]: Fix the mode of return value.
6990 2008-03-15 Richard Guenther <rguenther@suse.de>
6993 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
6996 2008-03-14 Bob Wilson <bob.wilson@acm.org>
6998 * doc/invoke.texi (Option Summary, Xtensa Options): Document
6999 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
7000 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
7001 unless TARGET_SERIALIZE_VOLATILE is enabled.
7002 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
7003 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
7004 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
7006 2008-03-14 Richard Guenther <rguenther@suse.de>
7008 PR tree-optimization/34172
7009 * tree-flow.h (refs_may_alias_p): Declare.
7010 (get_single_def_stmt): Likewise.
7011 (get_single_def_stmt_from_phi): Likewise.
7012 (get_single_def_stmt_with_phi): Likewise.
7013 * tree-dfa.c (refs_may_alias_p): New function.
7014 (get_single_def_stmt): Likewise.
7015 (get_single_def_stmt_from_phi): Likewise.
7016 (get_single_def_stmt_with_phi): Likewise.
7017 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
7018 (vn_reference_lookup_1): New helper function.
7019 (vn_reference_lookup): Walk the virtual use-def chain to
7020 continue searching for a match if the def does not alias the
7021 reference we are looking for.
7023 2008-03-14 David Edelsohn <edelsohn@gnu.org>
7025 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
7026 archive and Perzl. Update The Written Word listing.
7028 2008-03-14 Richard Guenther <rguenther@suse.de>
7030 PR tree-optimization/34043
7031 PR tree-optimization/33989
7032 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
7034 (bitmap_find_leader): Use extra argument to verify dominance
7035 relationship inside a basic-block.
7036 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
7037 (find_leader_in_sets): Adjust.
7038 (create_component_ref_by_pieces): Take extra argument for
7039 dominance check, handle lookup failures.
7040 (find_or_generate_expression): Likewise.
7041 (create_expression_by_pieces): Likewise.
7042 (insert_into_preds_of_block): Adjust.
7043 (create_value_expr_from): If asked for, verify all operands
7044 are in the blocks AVAIL_OUT set.
7045 (make_values_for_stmt): Check for SSA_NAMEs that are life
7046 over an abnormal edge.
7047 (compute_avail): Remove such check.
7048 (do_SCCVN_insertion): New function.
7049 (eliminate): If we do not find a leader suitable for replacement
7050 insert a replacement expression from SCCVN if available.
7051 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
7052 (struct vn_ssa_aux): Add needs_insertion flag.
7053 * tree-ssa-sccvn.c (may_insert): New global flag.
7054 (copy_reference_ops_from_ref): Value-number union member access
7055 based on its size, not type and member if insertion is allowed.
7056 (visit_reference_op_load): For a weak match from union type
7057 punning lookup a view-converted value and insert a SSA_NAME
7058 for that value if that is not found.
7059 (visit_use): Make dumps shorter. Do not disallow value numbering
7060 SSA_NAMEs that are life over an abnormal edge to constants.
7061 (free_scc_vn): Release inserted SSA_NAMEs.
7062 (run_scc_vn): New flag to specify whether insertion is allowed.
7063 Process SSA_NAMEs in forward order.
7064 * tree-ssa-loop-im.c (for_each_index): Handle invariant
7065 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
7066 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
7067 pointer type to/from integral types that do not change the
7068 precision to regular conversions.
7070 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7072 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7073 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7074 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
7075 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
7076 input arguments and the mode of return value. Built-in functions
7077 that operate on whole 64-bit MMX register now use V1DI mode.
7079 2008-03-13 Alon Dayan <alond@il.ibm.com>
7080 Olga Golovanevsky <olga@il.ibm.com>
7082 PR tree-optimization/35041
7083 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
7084 to locate the right position in a statement.
7086 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7090 * config/i386/xmmintrin.h: Change all static inline functions to
7091 extern inline and add __gnu_inline__ attribute.
7092 * config/i386/bmintrin.h: Ditto.
7093 * config/i386/smmintrin.h: Ditto.
7094 * config/i386/tmmintrin.h: Ditto.
7095 * config/i386/mmintrin-common.h: Ditto.
7096 * config/i386/ammintrin.h: Ditto.
7097 * config/i386/emmintrin.h: Ditto.
7098 * config/i386/pmmintrin.h: Ditto.
7099 * config/i386/mmintrin.h: Ditto.
7100 * config/i386/mm3dnow.h: Ditto.
7102 2008-03-13 Jakub Jelinek <jakub@redhat.com>
7105 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
7106 (lower_omp_2): New function.
7107 (lower_omp_1, lower_omp): Rewritten.
7109 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
7112 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
7113 with the phrase "Microsoft Windows compilers".
7114 (Push/Pop Macro Pragmas): New subsection. Document
7115 #pragma push_macro and pragma pop_macro.
7117 2008-03-12 Paul Brook <paul@codesourcery.com>
7119 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
7121 2008-03-12 Paul Brook <paul@codesourcery.com>
7123 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
7124 (thumb2_alusi3_short): Exclude PLUS and MINUS.
7125 (thumb2_addsi_shortim): Rename ...
7126 (thumb2_addsi_short): ... to this. Allow register operands.
7127 (thumb2_subsi_short): New pattern.
7128 (thumb2_one_cmplsi2_short,
7129 thumb2_negsi2_short): New patterns and peepholes.
7131 2008-03-12 Paul Brook <paul@codesourcery.com>
7133 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
7135 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
7137 * config/i386/i386.md (int_cond): New code iterator.
7139 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
7140 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
7141 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
7142 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
7143 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
7144 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
7145 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
7146 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
7148 2008-03-12 Paul Brook <paul@codesourcery.com>
7150 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
7151 instead of {arm,thumb}_compute_save_reg_mask.
7152 (output_return_instruction): Ditto.
7153 (thumb_unexpanded_epilogue): Ditto.
7154 (thumb1_expand_prologue): Ditto.
7155 (thumb1_output_function_prologue): Ditto.
7156 (arm_set_return_address): Ditto.
7157 (thumb_set_return_address): Ditto.
7158 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
7159 regs to achieve stack alignment.
7160 (thumb1_compute_save_reg_mask): Fix compiler warning.
7161 (arm_output_epilogue): Use offsets->saved_regs_mask.
7162 Adjust stack pointer by poping call clobered registers.
7163 (arm_expand_prologue): Use offsets->saved_regs_mask.
7164 Adjust stack pointer by pushing extra registers.
7165 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
7167 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
7170 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
7171 conversion to the operands of a multiplication.
7173 2008-03-12 Richard Guenther <rguenther@suse.de>
7175 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
7176 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
7177 * timevar.def (TV_TREE_PHIPROP): Add.
7178 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
7179 pass description. Use TV_TREE_PHIPROP.
7180 * tree-ssa-forwprop.c: Remove phiprop code.
7182 2008-03-12 Jakub Jelinek <jakub@redhat.com>
7185 * omp-low.c (maybe_lookup_decl): Constify first argument.
7186 (use_pointer_for_field): Change last argument from bool to
7187 omp_context *. Disallow shared copy-in/out in nested
7188 parallel if decl is shared in outer parallel too.
7189 (build_outer_var_ref, scan_sharing_clauses,
7190 lower_rec_input_clauses, lower_copyprivate_clauses,
7191 lower_send_clauses, lower_send_shared_vars): Adjust callers.
7193 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
7194 Ira Rosen <irar@il.ibm.com>
7196 * tree-vectorizer.c (free_stmt_vec_info): New function.
7197 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
7198 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
7199 * tree-vectorizer.h (free_stmt_vec_info): Declare.
7200 * tree-vect-transform.c (vectorizable_conversion): Free
7201 vec_oprnds0 if it was allocated.
7202 (vect_permute_store_chain): Remove unused VECs.
7203 (vectorizable_store): Free VECs that are allocated in the..
7205 (vect_transform_strided_load, vectorizable_load): Likewise.
7206 (vect_remove_stores): Simplify the code.
7207 (vect_transform_loop): Move code to vect_remove_stores().
7208 Call vect_remove_stores() and free_stmt_vec_info().
7210 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7212 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
7213 TARGET_HPUX. Revise comment.
7214 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
7215 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
7216 Use sr4 variant of `be' instruction when not generating PIC code.
7217 (attr_length_call): Adjust for above change.
7219 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7221 * ipa-reference.c (static_execute): Remove module_statics_const and
7222 associated setting code.
7224 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7227 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
7228 predicate for operand 1.
7229 (paritysi2_cmp): Use register_operand predicate for operand 2.
7230 Use earlyclobber modifier for operand 1. Remove support for
7232 (paritydi2_cmp): Use register_operand predicate for operand 3.
7233 Use earlyclobber modifier for operand 1. Remove support for
7236 2008-03-11 Paul Brook <paul@codesourcery.com>
7237 Vladimir Prus <vladimir@codesourcery.com>
7239 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
7240 (arm_compute_save_reg0_reg12_mask): Always
7241 check if register 11 must be saved. Always safe hard frame pointer
7242 when frame_pointer_needeed.
7243 (arm_compute_save_reg_mask): Save IP and PC
7244 only with apcs frames.
7245 (arm_output_epilogue): Adjust Thumb2 codepath to
7246 be also invoked and work for ARM non-apcs frames.
7247 (arm_expand_prologue): Don't bother saving IP
7248 for non-apcs frame, since it's not clobbered by
7249 prologue code. Implement non-apcs frame
7252 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7254 PR rtl-optimization/35281
7255 * expr.c (convert_move): Use a new pseudo for the intermediate
7256 from_mode->word_mode result.
7258 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7260 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
7261 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
7262 * toplev.c (compile_file): Don't call it.
7264 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7267 * expr.c (store_expr): Call emit_block_move if the mode
7268 of "temp" RTX is BLKmode.
7270 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7271 Richard Guenther <rguenther@suse.de>
7273 PR tree-optimization/31358
7274 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
7275 the step with a NULL_TREE.
7276 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
7277 to sizetype if type is a pointer type.
7278 (add_candidate_1): Don't convert the base and step to
7279 the generic type if the orginal type is a pointer type.
7280 (add_iv_value_candidates): Use sizetype for the step
7281 if type is a pointer type.
7282 (cand_value_at): Likewise.
7283 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7285 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
7286 Don't convert the tem affine to the type.
7287 (add_elt_to_tree): Use sizetype for the step if a pointer.
7288 Use POINTER_PLUS_EXPR for pointers.
7289 (aff_combination_to_tree): Use sizetype for the step if a
7292 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
7294 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
7295 Remove commutativity hint.
7297 2008-03-10 Jakub Jelinek <jakub@redhat.com>
7301 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
7302 errorneous type. Check that v is a VAR_DECL.
7305 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
7307 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
7309 PR tree-optimization/35494
7310 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
7311 may be overriden at link and run time.
7313 2008-03-10 Richard Guenther <rguenther@suse.de>
7315 PR tree-optimization/34677
7316 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
7317 (poolify_tree): Likewise.
7318 (modify_expr_template): Likewise.
7319 (poolify_modify_stmt): Likewise.
7320 (insert_fake_stores): Handle all component-ref style stores
7321 in addition to INDIRECT_REF. Also handle complex types.
7322 Do not poolify the inserted load.
7323 (realify_fake_stores): Do not rebuild the tree but only
7324 make it a SSA_NAME copy.
7325 (init_pre): Remove initialzation of modify_expr_template.
7326 Do not allocate modify_expr_node_pool.
7327 (fini_pre): Do not free modify_expr_node_pool.
7329 2008-03-10 Paul Brook <paul@codesourcery.com>
7331 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
7334 2008-03-10 Paul Brook <paul@codesourcery.com>
7335 Mark Shinwell <shinwell@codesourcery.com>
7337 * config/arm/cortex-r4.md: New.
7338 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
7340 * config/arm/arm.md: Include cortex-r4.md.
7341 (insn): Add smmls, sdiv and udiv values.
7342 (generic_sched): Don't use generic scheduling for Cortex-R4.
7343 (arm_issue_rate): New function.
7344 (TARGET_SCHED_ISSUE_RATE): Define.
7346 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
7348 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
7350 2008-03-10 Richard Guenther <rguenther@suse.de>
7352 * tree-ssa-pre.c (get_sccvn_value): Simplify.
7353 (compute_avail): Do not add stmt uses to AVAIL_OUT.
7355 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
7357 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
7358 Set default to true.
7360 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7362 * c.opt (Wsynth): Deprecate.
7363 * doc/invoke.texi (Option Summary, Warning Options): Document
7364 -Wno-format-contains-nul.
7366 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
7369 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
7370 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
7372 2008-03-09 Ira Rosen <irar@il.ibm.com>
7374 * config/rs6000/rs6000.c (builtin_description): Rename vector
7375 left shift operations.
7376 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
7377 (altivec_vsl<VI_char>): Rename to ...
7378 (ashl<mode>3): ... new name.
7379 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
7381 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
7383 2008-03-08 Richard Guenther <rguenther@suse.de>
7385 * coverage.h (tree_coverage_counter_addr): Declare.
7386 * coverage.c (tree_coverage_counter_addr): New function.
7387 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
7389 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
7390 (tree_gen_one_value_profiler): Likewise.
7391 (tree_gen_ic_profiler): Likewise.
7392 (tree_gen_average_profiler): Likewise.
7393 (tree_gen_ior_profiler): Likewise.
7395 2008-03-08 Richard Guenther <rguenther@suse.de>
7397 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
7398 (vn_binary_op_insert): Likewise.
7399 (vn_unary_op_lookup): Likewise.
7400 (vn_unary_op_insert): Likewise.
7401 (vn_nary_op_lookup): Declare.
7402 (vn_nary_op_insert): Likewise.
7403 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
7404 and binary hashes, use a single obstack for unary_op_pool
7406 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
7407 a single struct vn_nary_op_s. Store tree code length and
7408 a variable number of operands.
7409 (struct vn_reference_op_struct): Remove unused op2.
7410 (vn_reference_op_eq): Do not compare op2.
7411 (vn_reference_op_compute_hash): Do not compute hash of op2.
7412 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
7413 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
7414 with vn_nary_op_compute_hash.
7415 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
7416 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
7418 (vn_unary_op_insert, vn_binary_op_insert): Replace with
7420 (visit_unary_op): Call nary functions.
7421 (visit_binary_op): Likewise.
7422 (process_scc): Adjust for struct vn_tables_s changes.
7423 (allocate_vn_table): Likewise.
7424 (free_vn_table): Likewise.
7425 * tree-vn.c (vn_add): Call nary functions.
7426 (vn_lookup): Likewise.
7428 2008-03-08 Jakub Jelinek <jakub@redhat.com>
7431 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
7432 wdst back after sync_compare_and_swapqhi_internal.
7434 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
7437 * config/i386/i386-modes.def (V1DI): New vector mode.
7438 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
7439 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
7440 (MMXMODE248): Ditto.
7441 (MMXMODE): Add V1DI mode.
7442 (mmxvecsize): Change DI mode to V1DI mode.
7443 ("mov<mode>): Use MMXMODEI8 mode iterator.
7444 ("*mov<mode>_internal_rex64"): Ditto.
7445 ("*mov<mode>_internal"): Ditto.
7446 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
7447 ("mmx_sub<mode>3"): Ditto.
7448 ("mmx_adddi3"): Remove insn pattern.
7449 ("mmx_subdi3"): Ditto.
7450 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
7451 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
7452 ("mmx_ashl<mode>3"): Ditto.
7453 ("mmx_lshrdi3"): Remove insn pattern.
7454 ("mmx_ashldi3"): Ditto.
7455 * config/i386/i386.c (classify_argument): Handle V1DImode.
7456 (function_arg_advance_32): Ditto.
7457 (function_arg_32): Ditto.
7458 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
7459 mmx_addv1di3 insn pattern.
7460 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
7461 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
7462 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
7463 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
7464 Remove definitions of built-in functions.
7465 (V1DI_type_node): New node.
7466 (v1di_ftype_v1di_int): Ditto.
7467 (v1di_ftype_v1di_v1di): Ditto.
7468 (v2si_ftype_v2si_si): Ditto.
7469 (v4hi_ftype_v4hi_di): Remove node.
7470 (v2si_ftype_v2si_di): Ditto.
7471 (ix86_init_mmx_sse_builtins): Handle V1DImode.
7472 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
7473 Redefine builtins using def_builtin_const with *_ftype_*_int node.
7474 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
7475 Add new builtins using def_builtin_const.
7476 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
7477 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
7478 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
7479 * config/i386/mmintrin.h (__v1di): New typedef.
7480 (_mm_add_si64): Cast arguments to __v1di type.
7481 (_mm_sub_si64): Ditto.
7482 (_mm_sll_pi16): Cast __count to __v4hi type.
7483 (_mm_sll_pi32): Cast __count to __v2si type.
7484 (_mm_sll_si64): Cast arguments to __v1di type.
7485 (_mm_srl_pi16): Cast __count to __v4hi type.
7486 (_mm_srl_pi32): Cast __count to __v2si type.
7487 (_mm_srl_si64): Cast arguments to __v1di type.
7488 (_mm_sra_pi16): Cast __count to __v4hi type.
7489 (_mm_sra_pi32): Cast __count to __v2si type.
7490 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
7491 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
7492 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
7493 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
7494 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
7495 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
7496 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
7497 (_mm_srai_pi32): Use __builtin_ia32_psradi.
7498 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
7499 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7500 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7501 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
7503 2008-03-07 Joseph Myers <joseph@codesourcery.com>
7505 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
7507 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
7510 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
7511 reg+const addressing for Altivec modes. Don't generate reg+reg
7512 addressing for TFmode or TDmode quantities.
7514 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
7516 * c-common.c (vector_types_convertible_p): Call langhook
7517 instead of comptypes.
7519 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7522 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
7523 integral and scalar float variables which have a
7526 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
7528 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
7529 dwarf_register_span hook when emitting unwind information for
7530 register-to-memory saves.
7531 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
7532 (rs6000_frame_related): Remove call to spe_synthesize_frame.
7534 2008-03-06 Jakub Jelinek <jakub@redhat.com>
7536 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
7537 for the same VAR_DECL.
7539 2008-03-06 Tom Tromey <tromey@redhat.com>
7542 * doc/standards.texi (Standards): Don't mention treelang.
7543 * doc/invoke.texi (Overall Options): Don't mention treelang.
7544 * doc/install.texi (Prerequisites): Don't mention bison or
7546 (Configuration): Don't mention treelang.
7547 (Building): Likewise.
7548 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
7550 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
7552 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
7553 word-extractions out of a multi-word object.
7555 2008-03-06 Richard Guenther <rguenther@suse.de>
7557 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
7558 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
7559 result type and precision.
7560 * expr.c (get_inner_reference): Set unsignedp based on the result
7561 type of BIT_FIELD_REF.
7562 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
7563 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
7564 (try_instantiate_multiple_fields): Likewise. Use the correct type
7566 (sra_build_assignment): Likewise.
7567 (sra_build_elt_assignment): Likewise.
7568 (sra_explode_bitfield_assignment): Likewise.
7569 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
7570 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
7571 set BIT_FIELD_REF_UNSIGNED.
7572 (vectorizable_load): Likewise.
7574 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
7576 * cse.c (cse_extended_basic_block): Invalidate artificial defs
7579 2008-03-06 Richard Guenther <rguenther@suse.de>
7581 * alias.c (struct alias_set_entry): Move has_zero_child field
7582 to pack with alias_set.
7584 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7586 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7589 2008-03-05 Ian Lance Taylor <iant@google.com>
7591 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
7593 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7595 * fwprop.c (update_df): Support width and offset parameters of
7597 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
7598 global_conflicts): Change DF_REF_EXTRACT to either
7599 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7600 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7601 * df-scan.c (df_ref_record, df_defs_record,
7602 df_ref_create_structure, df_def_record_1, df_uses_record,
7603 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
7604 df_bb_refs_collect, df_entry_block_defs_collect,
7605 df_exit_block_uses_collect): Support new width and offset fields.
7606 (ref_extract_pool): New storage pool.
7607 (df_free_ref): New function.
7608 (df_reg_chain_unlink, df_free_collection_rec,
7609 df_sort_and_compress_refs): Call df_free_ref.
7610 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
7612 (df_ref_create_structure): Allocate df_ref_extract if offset and
7613 width fields are used.
7614 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
7615 (df_uses_record): Get offset and width from ZERO_EXTRACT
7617 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
7618 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7619 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7620 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
7621 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7622 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7623 (df_ref_extract): New structure.
7624 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
7625 (df_ref_create): Add width and offset parameters.
7627 2008-03-05 Richard Guenther <rguenther@suse.de>
7629 * tree-ssa-structalias.c (get_constraint_for_component_ref):
7630 Use ranges_overlap_p.
7631 (offset_overlaps_with_access): Rename
7632 to ranges_overlap_p and move ...
7633 * tree-flow-inline.h (ranges_overlap_p): ... here.
7635 * tree.h (get_inner_reference, handled_component_p): Update
7638 * tree.h (record_component_aliases, get_alias_set,
7639 alias_sets_conflict_p, alias_sets_must_conflict_p,
7640 objects_must_conflict_p): Move declarations ...
7641 * alias.h (record_component_aliases, get_alias_set,
7642 alias_sets_conflict_p, alias_sets_must_conflict_p,
7643 objects_must_conflict_p): ... here.
7644 Include coretypes.h.
7645 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
7647 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
7649 * cfg.c: Include tree-flow.h.
7650 (remove_edge_raw): Call redirect_edge_var_map_clear.
7651 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
7652 * tree-flow-inline.h (redirect_edge_var_map_def): New.
7653 (redirect_edge_var_map_result): New.
7654 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
7655 PENDING_STMT use with redirect_edge_var_map_*.
7656 * tree-ssa.c (edge_var_maps): New definition.
7657 (redirect_edge_var_map_add): New.
7658 (redirect_edge_var_map_clear): New.
7659 (redirect_edge_var_map_dup): New.
7660 (redirect_edge_var_map_vector): New.
7661 (redirect_edge_var_map_destroy): New.
7662 (ssa_redirect_edge): Replace PENDING_STMT use with
7663 redirect_edge_var_map_*.
7664 (flush_pending_stmts): Same.
7665 (delete_tree_ssa): Destroy edge var map.
7666 * tree-flow.h (struct _edge_var_map): New.
7667 Define edge_var_map vector type.
7668 Declare redirect_edge_var_map_* prototypes.
7669 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
7670 * tree-cfg.c (reinstall_phi_args): Replace
7671 PENDING_STMT use with redirect_edge_var_map_*.
7673 2008-03-05 Richard Guenther <rguenther@suse.de>
7675 PR tree-optimization/35472
7676 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
7677 whose single use_stmt has a overlapping set of loaded and
7678 stored symbols as that use_stmt might be a noop assignment then.
7680 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
7682 * gthr-rtems.h: Implement __gthread_mutex_destroy.
7684 2008-03-05 Richard Guenther <rguenther@suse.de>
7687 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
7688 should be constants.
7689 * tree-cfg.c (verify_expr): Verify it.
7690 * fold-const.c (fold_truthop): Remove code generating
7691 BIT_FIELD_REFs of structure bases.
7692 (fold_binary): Likewise.
7693 (fold_ternary): Position and size of BIT_FIELD_REFs are
7694 always host integers.
7695 (make_bit_field_ref): Remove.
7696 (optimize_bit_field_compare): Remove.
7697 (all_ones_mask_p): Remove.
7699 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
7702 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
7703 (split_block_and_df_analyze): New. Split basic block and rebuild
7705 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
7707 (split_pattern_seq): Likewise.
7708 (erase_matching_seqs): Likewise.
7709 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
7711 2008-03-04 Geoff Keating <geoffk@apple.com>
7713 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
7714 declaration and code.
7715 (tree_invalid_nonnegative_warnv_p): Likewise.
7717 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7719 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
7720 examples. Truncate option-names then causing overfull hbox.
7722 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7725 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
7727 * configure: Rebuilt.
7729 2008-03-04 Rafael Espindola <espindola@google.com>
7731 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
7732 (tree_unary_nonnegative_warnv_p): New.
7733 (tree_binary_nonnegative_warnv_p): New.
7734 (tree_single_nonnegative_warnv_p): New.
7735 (tree_invalid_nonnegative_warnv_p): New.
7736 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
7738 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7741 * opts.c (handle_option): Postpone 'unknown option' errors only for
7744 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
7747 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
7750 2008-03-04 Rafael Espindola <espindola@google.com>
7752 * fold-const.c (tree_unary_nonzero_warnv_p): New.
7753 (tree_binary_nonzero_warnv_p): New.
7754 (tree_single_nonzero_warnv_p): New.
7755 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
7757 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
7760 * fold-const.c (fold_cond_expr_with_comparison): Prevent
7761 transformations for modes that have signed zeros.
7762 * ifcvt.c (noce_try_abs): Ditto.
7764 2008-03-04 Joseph Myers <joseph@codesourcery.com>
7766 * config/i386/i386.c (override_options): Force
7767 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
7769 2008-03-04 Jan Hubicka <jh@suse.cz>
7772 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
7775 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7777 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
7778 label to probe the stack.
7780 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7782 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
7783 (__gthr_win32_mutex_destroy): Declare.
7784 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
7785 __gthr_win32_mutex_destroy.
7786 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
7788 2008-03-03 Jan Hubicka <jh@suse.cz>
7791 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
7792 aggressive on inlining cold calls.
7794 2008-03-03 Richard Guenther <rguenther@suse.de>
7796 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
7797 struct copies into the expression table.
7798 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
7799 (try_to_simplify): Likewise.
7800 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
7801 integral and pointer arguments which do not change the
7802 precision to NOP_EXPRs.
7803 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
7804 VIEW_CONVERT_EXPR case.
7806 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
7808 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
7809 defined in a loop at depth 0 is invariant.
7810 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7811 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
7812 be called at loop depth 0.
7814 2008-03-02 Jakub Jelinek <jakub@redhat.com>
7817 * gcc.c (process_command): Update copyright notice dates.
7818 * gcov.c (print_version): Likewise.
7819 * gcov-dump.c (print_version): Likewise.
7820 * mips-tfile.c (main): Likewise.
7821 * mips-tdump.c (main): Likewise.
7823 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7826 * c-common.c (flag_permissive): Delete.
7827 (constant_expression_warnings): Check flags first.
7828 (constant_expression_error): New.
7829 * c-common.h (flag_permissive): Delete.
7830 (constant_expression_error): Declare.
7831 * flags.h (flag_permissive): Declare. Update description.
7832 * diagnostic.c (pedwarn): Update.
7834 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
7835 (permissive_error_kind): New.
7836 * toplev.c (flag_permissive): Define. Update description.
7837 * toplev.h (permissive_error_kind): Declare.
7838 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
7839 (pedwarn_c90): Use pedantic_warning_kind.
7840 * c-opts.c (c_common_post_options): flag_permissive does not affect
7841 flag_pedantic_errors.
7843 2008-03-02 Joseph Myers <joseph@codesourcery.com>
7845 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
7846 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
7847 __absvsi2, __absvDI2): Use unsigned arithmetic.
7849 2008-03-02 Andi Kleen <ak@suse.de>
7850 Richard Guenther <rguenther@suse.de>
7852 * struct-equiv.c: Remove file.
7853 * cfg_cleanup.c (condjump_equiv_p): Remove.
7854 * Makefile.in (OBJS-common): Remove struct-equiv.o.
7855 (struct-equiv.o): Remove rule.
7856 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
7857 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
7858 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
7860 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7862 * ifcvt.c (noce_process_if_block): Try to handle only the then
7863 block if the else block exists but isn't suitable.
7865 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7868 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
7869 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
7870 regression from previous patch.
7872 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7875 * gthr.h: Add __gthread_mutex_destroy as a function that must be
7877 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
7878 * gthr-single.h (__gthread_mutex_destroy): Likewise.
7879 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
7880 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
7881 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
7882 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
7883 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
7884 (__gthread_mutex_destroy_function): Rename to
7885 __gthread_mutex_destroy.
7886 * gthr-dce.h (__gthread_mutex_destroy): Call
7887 pthread_mutex_destroy.
7888 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
7889 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
7890 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
7892 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7894 * df-scan.c (df_ref_chain_change_bb): Simplify.
7895 (df_insn_change_bb): Add new_bb argument. Simplify. Call
7896 set_block_for_insn if there's any change.
7897 * df.h ((df_insn_change_bb): Fix prototype.
7898 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
7899 df_insn_change_bb, don't call set_block_for_insn.
7900 * emit-rtl.c (reorder_insns): Likewise.
7901 * haifa-sched.c (move_insn): Likewise.
7903 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7905 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
7907 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7909 * tree-flow-inline.h (next_readonly_imm_use): Return
7910 NULL_USE_OPERAND_P after the end.
7912 2008-03-01 Richard Guenther <rguenther@suse.de>
7914 PR tree-optimization/35411
7915 * tree-sra.c (sra_build_assignment): Split conversion to
7916 final type to a separate statement if we are not assigning
7919 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7921 * fold-const.c (fold_convertible_p): Correct the logic to follow
7922 that in fold_convert().
7924 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
7927 * tree-inline.c (build_duplicate_type): When we make a
7928 duplicate type, make it unique in the canonical types system.
7930 2008-02-29 Tom Tromey <tromey@redhat.com>
7932 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
7933 input_file_stack_history, input_file_stack_restored): Remove.
7934 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7935 * input.h (struct file_stack): Remove.
7936 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7937 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
7939 * diagnostic.h (struct diagnostic_context) <last_module>: Change
7941 (diagnostic_last_module_changed): Add 'map' argument.
7942 (diagnostic_set_last_function): Likewise.
7943 * diagnostic.c (undiagnostic_report_current_module): Iterate using
7944 line map, not input_file_stack.
7945 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
7947 2008-02-29 Paul Brook <paul@codesourcery.com>
7949 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
7951 2008-02-29 Paul Brook <paul@codesourcery.com>
7953 * config/arm/ieee754-df.S (muldf3): Use RET macros.
7955 2008-02-29 Richard Guenther <rguenther@suse.de>
7957 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
7959 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
7960 value for comparing for a store match.
7961 (simplify_unary_expression): Do nothing for SSA_NAMEs.
7962 (try_to_simplify): Do not do a full-blown reference lookup.
7964 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7966 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
7967 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7969 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
7971 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
7973 * tree-loop-linear.c (try_interchange_loops): Compare memory access
7974 strides against cache sizes.
7976 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7978 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
7981 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
7983 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
7984 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
7985 is smaller than the original promoted value.
7986 (simplify_subreg): If OP is a SUBREG, try to preserve its
7987 SUBREG_PROMOTED_VAR_P information.
7989 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
7991 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
7992 (VN_INFO_GET): Allocate new objects on the obstack.
7993 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
7994 for rpo_numbers_temp, for consistency.
7995 (free_scc_vn): Free the obstack.
7997 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
7999 * doc/invoke.texi: Document -ftree-loop-distribution.
8000 * tree-loop-distribution.c: New.
8001 * tree-pass.h (pass_loop_distribution): New.
8002 * graphds.h (struct graph): Add htab_t indices.
8003 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
8004 * tree-vectorizer.c (rename_variables_in_loop): Extern.
8005 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
8006 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
8007 * tree-data-ref.c (debug_data_dependence_relations): New.
8008 (dump_data_dependence_relation): Also print data references.
8009 (free_data_ref): Extern.
8010 (same_access_functions): Moved...
8011 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
8012 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8013 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
8014 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
8015 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
8016 (stmts_from_loop): Skip LABEL_EXPR.
8017 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
8019 (build_rdg): Initialize rdg->indices htab.
8020 (free_rdg, stores_from_loop, ref_base_address,
8021 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
8022 have_similar_memory_accesses_1, ref_base_address_1,
8023 remove_similar_memory_refs): New.
8024 * tree-data-ref.h: Depend on tree-chrec.h.
8025 (debug_data_dependence_relations, free_data_ref): Declared.
8026 (same_access_functions): ... here.
8027 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
8029 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
8030 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
8031 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
8032 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8033 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
8034 rdg_vertex_for_stmt): Declared.
8035 (struct rdg_edge): Add level.
8037 (free_rdg, stores_from_loop, remove_similar_memory_refs,
8038 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
8040 (rdg_has_similar_memory_accesses): New.
8041 * tree-vect-analyze.c: Remove unused static decls.
8042 * lambda.h (dependence_level): New.
8043 * common.opt (ftree-loop-distribution): New.
8044 * tree-flow.h (mark_virtual_ops_in_bb,
8045 slpeel_tree_duplicate_loop_to_edge_cfg,
8046 rename_variables_in_loop): Declared.
8047 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
8048 (OBJS-common): Add tree-loop-distribution.o.
8049 (tree-loop-distribution.o): New rule.
8050 * tree-cfg.c (mark_virtual_ops_in_bb): New.
8051 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
8052 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
8054 2008-02-28 Joseph Myers <joseph@codesourcery.com>
8057 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
8058 other than structures and unions.
8060 2008-02-28 Richard Guenther <rguenther@suse.de>
8063 2008-02-26 Richard Guenther <rguenther@suse.de>
8065 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8066 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8067 (lookup_decl_from_uid): Declare.
8068 (remove_decl_from_map): Likewise.
8069 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8070 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8071 (decl_for_uid_map): New global hashtable mapping DECL_UID
8073 (init_ttree): Allocate it.
8074 (insert_decl_to_uid_decl_map): New helper function.
8075 (make_node_stat): Insert new decls into the map.
8076 (copy_node_stat): Likewise.
8077 (lookup_decl_from_uid): New function.
8078 (remove_decl_from_map): Likewise.
8079 (print_decl_for_uid_map_statistics): New helper.
8080 (dump_tree_statistics): Call it.
8082 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8083 (referenced_var_iterator): Adjust.
8084 (FOR_EACH_REFERENCED_VAR): Adjust.
8085 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8086 (num_referenced_vars): Adjust.
8087 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8088 (first_referenced_var): Remove.
8089 (end_referenced_vars_p): Likewise.
8090 (next_referenced_var): Likewise.
8091 (referenced_var_iterator_set): New helper function.
8092 * tree-dfa.c (referenced_var_lookup): Adjust.
8093 (referenced_var_check_and_insert): Likewise.
8094 (remove_referenced_var): Likewise.
8095 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8096 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8097 (verify_call_clobbering): Likewise.
8098 (verify_memory_partitions): Likewise.
8099 (init_tree_ssa): Allocate bitmap instead of hashtable for
8101 (delete_tree_ssa): Adjust.
8102 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8103 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8104 (compute_tag_properties): Likewise.
8105 (set_initial_properties): Likewise.
8106 (find_partition_for): Likewise.
8107 (update_reference_counts): Likewise.
8108 (dump_may_aliases_for): Likewise.
8109 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8110 (add_call_clobber_ops): Likewise.
8111 (add_call_read_ops): Likewise.
8112 (get_asm_expr_operands): Likewise.
8113 * tree-into-ssa.c (dump_decl_set): Likewise.
8114 (update_ssa): Likewise.
8115 * tree-sra.c (scan_function): Likewise.
8116 (decide_instantiations): Likewise.
8117 (scalarize_parms): Likewise.
8118 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8119 (dsa_named_for): Likewise.
8120 * tree-ssa-structalias.c (update_alias_info): Likewise.
8121 (merge_smts_into): Likewise.
8123 2008-02-27 David Daney <ddaney@avtrex.com>
8126 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
8127 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
8128 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
8129 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
8130 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
8132 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
8135 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
8136 (BUILT_IN_NEXTTOWARD): Remove.
8137 (BUILT_IN_NEXTTOWARDF): Ditto.
8138 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
8139 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
8141 2008-02-27 Tom Tromey <tromey@redhat.com>
8143 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
8144 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
8146 2008-02-27 Jan Beulich <jbeulich@novell.com>
8148 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
8149 update the respective field on newdecl.
8151 2008-02-27 Revital Eres <eres@il.ibm.com>
8153 PR rtl-optimization/34999
8154 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
8155 crossing edges that ends with a call insn.
8156 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
8157 call insn and clear the EDGE_CROSSING flag of the crossing edge
8158 when fixing fallthru edges.
8160 2008-02-27 Richard Guenther <rguenther@suse.de>
8163 * fold-const.c (fold_unary): Return the correct argument,
8164 converted to the result type.
8166 2008-02-27 Richard Guenther <rguenther@suse.de>
8169 * expr.c (expand_expr_real_1): Assert on rotates that operate
8171 * fold-const.c (fold_binary): Use the types precision, not the
8172 bitsize of the mode if folding rotate expressions. Build rotates
8173 only for full modes.
8175 2008-02-27 Jakub Jelinek <jakub@redhat.com>
8177 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
8179 * c-pragma.c (pragma_ns_name): New typedef.
8180 (registered_pp_pragmas): New variable.
8181 (c_pp_lookup_pragma): New function.
8182 (c_register_pragma_1): If flag_preprocess_only, do nothing
8183 for non-expanded pragmas, for expanded ones push pragma's
8184 namespace and name into registered_pp_pragmas vector.
8185 (c_invoke_pragma_handler): Register OpenMP pragmas even when
8186 flag_preprocess_only, don't register GCC pch_preprocess
8187 pragma if flag_preprocess_only.
8188 * c-opts.c (c_common_init): Call init_pragma even if
8189 flag_preprocess_only.
8190 * c-pragma.c (c_pp_lookup_pragma): New prototype.
8191 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
8192 cpp_register_pragma if flag_preprocess_only.
8194 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8197 * c-parser.c (c_parser_translation_unit): Warn for empty
8198 translation unit, not empty source file.
8200 2008-02-26 Paul Brook <paul@codesourcery.com>
8202 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
8203 operand for Thumb-2.
8204 * config/arm/arm.h (reg_class): Add CORE_REGS.
8205 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
8206 (BASE_REG_CLASS): Use CORE_REGS.
8207 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
8208 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
8209 (REGNO_OK_FOR_INDEX_P): Exclude SP.
8210 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
8211 ARM_REGNO_OK_FOR_INDEX_P.
8212 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
8213 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
8214 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
8215 (ldm/stm peepholes): Ditto.
8216 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
8217 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
8218 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
8219 * config/arm/constraints.md: Enable "k" constraint on ARM.
8221 2008-02-27 Ben Elliston <bje@au.ibm.com>
8223 * config/rs6000/rs6000.c: Annotate cache line size field in all
8224 instances of struct processor_costs.
8226 2008-02-26 David Edelsohn <edelsohn@gnu.org>
8228 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
8229 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
8230 jump_bypass): New counters.
8231 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
8232 * dce.c (gate_ud_dce): Same.
8233 (gate_fast_dce): Same.
8234 * dse.c (gate_dse1): New function.
8235 (gate_dse2): New function.
8236 (gate_dse): Merge results of new gate functions.
8237 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
8238 (gate_handle_jump_bypass): Add dbg_cnt.
8239 (gate_handle_gcse): Add dbg_cnt.
8240 * ifcvt.c (gate_handle_if_conversion): Same.
8241 (gate_handle_if_after_combine): Same.
8242 (gate_handle_if_after_reload): Same.
8243 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
8245 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
8247 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
8249 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
8251 2008-02-26 Jason Merrill <jason@redhat.com>
8254 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
8255 alone if it's the naming decl for the type's main variant.
8257 2008-02-26 Tom Tromey <tromey@redhat.com>
8259 * system.h (USE_MAPPED_LOCATION): Poison.
8260 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
8261 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
8262 (make_goto_expr_edges): Likewise.
8263 (remove_bb): Likewise.
8264 (execute_warn_function_return): Likewise.
8265 * basic-block.h (struct edge_def) <goto_locus>: Change type to
8267 * c-common.c (fname_decl): Remove old location code.
8268 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
8270 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
8272 (ASM_INPUT_SOURCE_LOCATION): Likewise.
8273 (gen_rtx_ASM_INPUT): Likewise.
8274 (gen_rtx_ASM_INPUT_loc): Likewise.
8275 (get_rtx_asm_OPERANDS): Remove.
8276 * cfglayout.c (insn_locators_alloc): Remove old location code.
8277 (set_curr_insn_source_location): Likewise.
8278 (curr_insn_locator): Likewise.
8279 * print-tree.c (print_node): Remove old location code.
8280 * tree-mudflap.c (mf_varname_tree): Remove old location code.
8281 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
8282 * cfgexpand.c (expand_gimple_cond_expr): Don't use
8283 location_from_locus.
8284 (construct_exit_block): Remove old location code.
8285 * emit-rtl.c (force_next_line_note): Remove old location code.
8286 * profile.c (branch_prob): Remove old location code.
8287 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
8288 LOC_LINE): Remove old-location variants.
8289 * langhooks.c (lhd_print_error_function): Remove old location
8291 * configure, config.in: Rebuilt.
8292 * configure.ac (--enable-mapped-location): Remove.
8293 * c-decl.c (c_init_decl_processing): Remove old location code.
8294 (finish_function): Likewise.
8295 * recog.c (decode_asm_operands): Remove old location code.
8296 * c-pch.c (c_common_read_pch): Remove old location code.
8297 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
8299 * gimple-low.c (lower_function_body): Remove old location code.
8300 * toplev.c (unknown_location): Remove.
8301 (push_srcloc): Remove old-location variant.
8302 (process_options): Remove old location code.
8303 (lang_dependent_init): Likewise.
8304 * input.h (UNKNOWN_LOCATION): Move definition.
8305 (location_t): Undeprecate.
8306 (source_locus): Remove.
8307 (location_from_locus): Remove.
8308 (struct location_s): Remove.
8309 Remove all old-location code.
8310 (input_line, input_filename): Remove.
8311 * final.c (final_scan_insn): Remove old location code.
8312 * diagnostic.c (diagnostic_build_prefix): Remove
8313 USE_MAPPED_LOCATION test.
8314 * tree.h (gimple_stmt) <locus>: Now a location_t.
8315 (tree_exp) <locus>: Likewise.
8316 (DECL_IS_BUILTIN): Remove old-location variant.
8317 (annotate_with_file_line, annotate_with_locus): Likewise.
8318 (expr_locus, set_expr_locus): Update.
8319 * tree.c (build1_stat): Remove old location code.
8320 (last_annotated_node): Remove.
8321 (annotate_with_file_line): Remove old-location variant.
8322 (annotate_with_locus): Likewise.
8323 (expr_location): Remove old location code.
8324 (set_expr_location): Likewise.
8325 (expr_has_location): Likewise.
8326 (expr_locus): Likewise.
8327 (set_expr_locus): Likewise.
8328 (expr_filename): Don't use location_from_locus.
8329 (expr_lineno): Likewise.
8330 * rtl-error.c (location_for_asm): Remove old location code.
8331 * c-lex.c (cb_line_change): Remove old location code.
8332 (fe_file_change): Likewise.
8333 (cb_def_pragma): Likewise.
8334 (c_lex_with_flags): Likewise.
8335 * gengtype.c (do_typedef): Don't special-case location types.
8336 (define_location_structures): Remove.
8337 (main): Don't call define_location_structures.
8338 * tree-pretty-print.c (dump_implicit_edges): Remove old location
8341 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8344 * builtins.def (BUILT_IN_STDARG_START): Remove.
8345 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
8346 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8347 * tree-inline.c (inline_forbidden_p_1): Likewise.
8349 2008-02-26 Richard Guenther <rguenther@suse.de>
8351 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8352 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8353 (lookup_decl_from_uid): Declare.
8354 (remove_decl_from_map): Likewise.
8355 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8356 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8357 (decl_for_uid_map): New global hashtable mapping DECL_UID
8359 (init_ttree): Allocate it.
8360 (insert_decl_to_uid_decl_map): New helper function.
8361 (make_node_stat): Insert new decls into the map.
8362 (copy_node_stat): Likewise.
8363 (lookup_decl_from_uid): New function.
8364 (remove_decl_from_map): Likewise.
8365 (print_decl_for_uid_map_statistics): New helper.
8366 (dump_tree_statistics): Call it.
8368 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8369 (referenced_var_iterator): Adjust.
8370 (FOR_EACH_REFERENCED_VAR): Adjust.
8371 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8372 (num_referenced_vars): Adjust.
8373 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8374 (first_referenced_var): Remove.
8375 (end_referenced_vars_p): Likewise.
8376 (next_referenced_var): Likewise.
8377 (referenced_var_iterator_set): New helper function.
8378 * tree-dfa.c (referenced_var_lookup): Adjust.
8379 (referenced_var_check_and_insert): Likewise.
8380 (remove_referenced_var): Likewise.
8381 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8382 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8383 (verify_call_clobbering): Likewise.
8384 (verify_memory_partitions): Likewise.
8385 (init_tree_ssa): Allocate bitmap instead of hashtable for
8387 (delete_tree_ssa): Adjust.
8388 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8389 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8390 (compute_tag_properties): Likewise.
8391 (set_initial_properties): Likewise.
8392 (find_partition_for): Likewise.
8393 (update_reference_counts): Likewise.
8394 (dump_may_aliases_for): Likewise.
8395 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8396 (add_call_clobber_ops): Likewise.
8397 (add_call_read_ops): Likewise.
8398 (get_asm_expr_operands): Likewise.
8399 * tree-into-ssa.c (dump_decl_set): Likewise.
8400 (update_ssa): Likewise.
8401 * tree-sra.c (scan_function): Likewise.
8402 (decide_instantiations): Likewise.
8403 (scalarize_parms): Likewise.
8404 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8405 (dsa_named_for): Likewise.
8406 * tree-ssa-structalias.c (update_alias_info): Likewise.
8407 (merge_smts_into): Likewise.
8409 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8412 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
8413 * c-opts.c (c_common_handle_option): Wall enables
8414 Wvolatile-register-var.
8415 * common.opt: Move Wvolatile-register-var to...
8418 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8420 * common.opt (Wlarger-than=): New.
8421 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
8423 * opts.c (common_handle_option): Handle -Wlarger-than=.
8424 * optc-gen.awk: Likewise.
8425 * opth-gen.awk: Likewise.
8426 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
8427 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8429 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8431 * c-common.c (match_case_to_enum_1): Add appropriate
8432 OPT_W* parameter to warning.
8433 (c_do_switch_warnings): Likewise.
8434 * c-typeck.c (warning_init): Add one more parameter following
8436 (push_init_level): Update call to warning_init.
8437 (pop_init_level): Likewise.
8438 (add_pending_init): Likewise.
8439 (output_init_element: Likewise.
8441 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8444 * toplev.c (toplev_main): If there are warnings or error, print
8445 errors for ignored options.
8446 * opts.c (ignored_options): New static variable.
8447 (postpone_unknown_option_error): New.
8448 (print_ignored_options): New.
8449 (handle_option): Postpone errors for unknown -Wno-* options.
8450 * opts.h (print_ignored_options): Declare.
8452 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
8454 * config/mips/mips.md (loadgp_blockage, blockage): Change type
8457 2008-02-25 Richard Guenther <rguenther@suse.de>
8460 2008-02-25 Richard Guenther <rguenther@suse.de>
8462 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8463 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8464 (lookup_decl_from_uid): Declare.
8465 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8466 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8467 (decl_for_uid_map): New global hashtable mapping DECL_UID
8469 (init_ttree): Allocate it.
8470 (insert_decl_to_uid_decl_map): New helper function.
8471 (make_node_stat): Insert new decls into the map.
8472 (copy_node_stat): Likewise.
8473 (lookup_decl_from_uid): New function.
8474 (print_decl_for_uid_map_statistics): New helper.
8475 (dump_tree_statistics): Call it.
8477 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8478 (referenced_var_iterator): Adjust.
8479 (FOR_EACH_REFERENCED_VAR): Adjust.
8480 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8481 (num_referenced_vars): Adjust.
8482 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8483 (first_referenced_var): Remove.
8484 (end_referenced_vars_p): Likewise.
8485 (next_referenced_var): Likewise.
8486 (referenced_var_iterator_set): New helper function.
8487 * tree-dfa.c (referenced_var_lookup): Adjust.
8488 (referenced_var_check_and_insert): Likewise.
8489 (remove_referenced_var): Likewise.
8490 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8491 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8492 (verify_call_clobbering): Likewise.
8493 (verify_memory_partitions): Likewise.
8494 (init_tree_ssa): Allocate bitmap instead of hashtable for
8496 (delete_tree_ssa): Adjust.
8497 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8498 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8499 (compute_tag_properties): Likewise.
8500 (set_initial_properties): Likewise.
8501 (find_partition_for): Likewise.
8502 (update_reference_counts): Likewise.
8503 (dump_may_aliases_for): Likewise.
8504 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8505 (add_call_clobber_ops): Likewise.
8506 (add_call_read_ops): Likewise.
8507 (get_asm_expr_operands): Likewise.
8508 * tree-into-ssa.c (dump_decl_set): Likewise.
8509 (update_ssa): Likewise.
8510 * tree-sra.c (scan_function): Likewise.
8511 (decide_instantiations): Likewise.
8512 (scalarize_parms): Likewise.
8513 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8514 (dsa_named_for): Likewise.
8515 * tree-ssa-structalias.c (update_alias_info): Likewise.
8516 (merge_smts_into): Likewise.
8518 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8521 * doc/invoke.texi (-fcx-limited-range): Document new option.
8522 * toplev.c (process_options): Handle -fcx-fortran-rules.
8523 * common.opt: Add documentation for -fcx-fortran-rules.
8525 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8528 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
8529 actual behaviour and C99.
8531 2008-02-26 Ben Elliston <bje@au.ibm.com>
8533 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
8534 (ASM_CPU_POWER6_SPEC): Likewise.
8535 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
8536 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
8537 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
8539 2008-02-25 Richard Guenther <rguenther@suse.de>
8541 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8542 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8543 (lookup_decl_from_uid): Declare.
8544 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8545 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8546 (decl_for_uid_map): New global hashtable mapping DECL_UID
8548 (init_ttree): Allocate it.
8549 (insert_decl_to_uid_decl_map): New helper function.
8550 (make_node_stat): Insert new decls into the map.
8551 (copy_node_stat): Likewise.
8552 (lookup_decl_from_uid): New function.
8553 (print_decl_for_uid_map_statistics): New helper.
8554 (dump_tree_statistics): Call it.
8556 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8557 (referenced_var_iterator): Adjust.
8558 (FOR_EACH_REFERENCED_VAR): Adjust.
8559 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8560 (num_referenced_vars): Adjust.
8561 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8562 (first_referenced_var): Remove.
8563 (end_referenced_vars_p): Likewise.
8564 (next_referenced_var): Likewise.
8565 (referenced_var_iterator_set): New helper function.
8566 * tree-dfa.c (referenced_var_lookup): Adjust.
8567 (referenced_var_check_and_insert): Likewise.
8568 (remove_referenced_var): Likewise.
8569 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8570 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8571 (verify_call_clobbering): Likewise.
8572 (verify_memory_partitions): Likewise.
8573 (init_tree_ssa): Allocate bitmap instead of hashtable for
8575 (delete_tree_ssa): Adjust.
8576 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8577 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8578 (compute_tag_properties): Likewise.
8579 (set_initial_properties): Likewise.
8580 (find_partition_for): Likewise.
8581 (update_reference_counts): Likewise.
8582 (dump_may_aliases_for): Likewise.
8583 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8584 (add_call_clobber_ops): Likewise.
8585 (add_call_read_ops): Likewise.
8586 (get_asm_expr_operands): Likewise.
8587 * tree-into-ssa.c (dump_decl_set): Likewise.
8588 (update_ssa): Likewise.
8589 * tree-sra.c (scan_function): Likewise.
8590 (decide_instantiations): Likewise.
8591 (scalarize_parms): Likewise.
8592 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8593 (dsa_named_for): Likewise.
8594 * tree-ssa-structalias.c (update_alias_info): Likewise.
8595 (merge_smts_into): Likewise.
8597 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
8600 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
8601 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
8602 * alias.h (nonoverlapping_memrefs_p): Likewise.
8604 2008-02-25 Jan Beulich <jbeulich@novell.com>
8606 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
8607 * config/i386/netware-libgcc.exp: Add __bswap?i2,
8608 __emultls_get_address, __emultls_register_common,
8609 __floatundi?f, and _Unwind_GetIPInfo.
8610 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
8611 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
8612 (gen_regparm_prefix): Likewise.
8613 (i386_nlm_encode_section_info): Sync with
8614 config/i386/winnt.c:i386_pe_encode_section_info().
8615 (i386_nlm_maybe_mangle_decl_assembler_name): New.
8616 i386_nlm_mangle_decl_assembler_name): New.
8617 (netware_override_options): New.
8618 * config/i386/netware.h (netware_override_options): Declare.
8619 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
8620 (i386_nlm_mangle_decl_assembler_name): Declare.
8621 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
8623 2008-02-25 Ben Elliston <bje@au.ibm.com>
8626 * c-decl.c (grokdeclarator): Remove unused local variables
8627 `typedef_type' and `type_as_written'.
8629 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
8630 unused local variable `has_hot_blocks'.
8631 (fix_crossing_conditional_branches): Remove unused local variable
8634 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
8637 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
8638 using DEF_C99_BUILTIN.
8639 (BUILT_IN_NANF): Ditto.
8640 (BUILT_IN_NANL): Ditto.
8642 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
8643 Revital Eres <eres@il.ibm.com>
8645 * modulo-sched.c (calculate_must_precede_follow): Address TODO
8646 regarding the order of two dependent insns in the same row.
8648 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
8650 * stor-layout.c (layout_decl): Do not bump the alignment of a
8651 bit-field to more than byte alignment if it is packed.
8653 2008-02-24 David Edelsohn <edelsohn@gnu.org>
8655 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
8658 2008-02-24 Diego Novillo <dnovillo@google.com>
8660 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
8663 * tree-vrp.c (vrp_evaluate_conditional): With
8664 -Wtype-limits, emit a warning when comparing against a
8665 constant outside the natural range of OP0's type.
8666 * c.opt (Wtype-limits): Move ...
8667 * common.opt (Wtype-limits): ... here.
8669 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
8671 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
8672 * config/rs6000/e300c2c3.md: New file.
8673 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8675 (rs6000_override_options): Add e300c2 and e300c3 cases to
8676 processor_target_table. Do not allow usage of Altivec or Spe
8677 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
8678 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
8679 * config/rs6000/rs6000.h (processor_type): Add
8680 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
8681 (ASM_CPU_SPEC): Add e300c2 and e300c3.
8682 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
8683 and ppce300c3. Include e300c2c3.md.
8685 2008-02-23 David Edelsohn <edelsohn@gnu.org>
8687 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
8688 instead of TARGET_STRICT_ALIGN.
8690 2008-02-23 Joseph Myers <joseph@codesourcery.com>
8692 * explow.c (memory_address): Assert that the generated address is
8695 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8698 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
8699 * config/darwin-ppc-ldouble-patch.def: New file.
8700 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
8701 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
8702 SUBTARGET_INIT_BUILTINS if defined.
8703 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
8706 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8709 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
8710 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
8712 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8715 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
8716 file" warning condtional on -Winvalid-PCH.
8718 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8720 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
8722 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
8726 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
8727 prevent reload from using MMX registers.
8728 (*mov<mode>_internal): Ditto.
8729 (*movv2sf_internal_rex64): Ditto.
8730 (*movv2sf_internal): Ditto.
8732 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8734 PR documentation/31569
8735 * doc/install.texi2html: Use makeinfo --no-number-sections.
8737 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8739 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
8740 ensure that we can address an entire entity > 8 bytes. Don't
8741 generate reg+reg addressing for such data.
8743 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8745 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
8746 strings when optimizing for size, unless the target cares about
8749 2008-02-22 Tom Tromey <tromey@redhat.com>
8751 * regclass.c (current_pass): Remove declaration.
8753 2008-02-22 Anatoly Sokolov <aesok@post.ru>
8755 * config/avr/libgcc.S (__RAMPZ__): Define.
8756 (__do_copy_data): Add for devices with 128KB code memory.
8758 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8760 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8762 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
8764 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
8766 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
8769 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8772 * c-typeck.c (build_binary_op): Warn about floating point
8773 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
8775 2008-02-21 Janis Johnson <janis187@us.ibm.com>
8778 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
8779 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
8781 (rs6000_override_options): Set altivec_abi as default, not override,
8782 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
8783 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
8784 is used; use new member spe_abi.
8785 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
8786 spe_abi and altivec_abi.
8788 2008-02-22 Tomas Bily <tbily@suse.cz>
8790 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
8792 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8795 * config.build (build_file_translate): Set to `CMD //c' only if
8797 * Makefile.in (build_file_translate): Improve comment.
8799 2008-02-21 Jan Hubicka <jh@suse.cz>
8801 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
8802 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
8803 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
8805 2008-02-21 Michael Matz <matz@suse.de>
8808 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
8810 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
8812 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
8813 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
8815 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
8816 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
8817 SSE_VEC_FLOAT_MODE_P as insn constraint.
8818 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
8819 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
8820 sse4a_movntdf using MODEF mode iterator.
8821 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
8822 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
8823 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
8824 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
8825 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
8826 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
8827 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
8829 2008-02-21 Richard Guenther <rguenther@suse.de>
8831 * tree.def (PAREN_EXPR): New tree code.
8832 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
8834 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
8835 * expr.c (expand_expr_real_1): Likewise.
8836 * tree-inline.c (estimate_num_insns_1): Likewise.
8837 * tree-complex.c (expand_complex_move): Likewise.
8838 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
8841 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8844 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
8846 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8849 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
8851 * config/sh/sh.c (find_barrier): Don't go past
8852 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
8854 2008-02-20 DJ Delorie <dj@redhat.com>
8856 * config/h8300/h8300.md (insv): Force source operand to be a register.
8858 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
8859 as a jump, not as a plain insn.
8861 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
8863 * doc/invoke.texi (Warning Options): Add new option
8864 -Wframe-larger-than=.
8865 (-Wframe-larger-than): Document.
8867 * flags.h (warn_frame_larger_than, frame_larger_than_size):
8868 Add declarations for new option variables.
8870 * final.c (final_start_function): Check the frame size
8871 before emission and issue a Wframe-larger-than warning.
8873 * opts.c (warn_frame_larger_than, frame_larger_than_size):
8874 Add definitions for new option variables.
8875 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
8877 * common.opt (Wframe-larger-than=): New option.
8879 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8881 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
8882 (<sse>_div<mode>3): Ditto.
8883 (<sse>_vmdiv<mode>3): Ditto.
8884 (<sse>_vmsqrt<mode>2): Ditto.
8885 (*smax<mode>3): Ditto.
8886 (sse5_frcz<mode>2): Ditto.
8887 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
8890 2008-02-20 Richard Guenther <rguenther@suse.de>
8893 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
8894 be happy with INTEGRAL_TYPE_P.
8896 2008-02-20 Richard Guenther <rguenther@suse.de>
8898 * fold-const.c (split_tree): Associate floatig-point expressions
8899 if flag_associative_math is set.
8901 2008-02-20 Richard Guenther <rguenther@suse.de>
8903 * tree.h (fold_real_zero_addition_p): Declare.
8904 * fold-const.c (fold_real_zero_addition_p): Export.
8905 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
8906 floating-point operations with zero and one.
8908 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
8910 * doc/install.texi: Correct references to CFLAGS, replacing them
8911 with BOOT_CFLAGS. Document flags used during bootstrap for
8914 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8916 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
8917 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
8918 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
8920 (smin<mode>3): Ditto from similar patterns.
8921 (smax<mode>3): Ditto.
8922 (*ieee_smin<mode>3): Ditto.
8923 (*ieee_smax<mode>3): Ditto.
8924 * config/i386/sse.md (sse): New mode attribute.
8925 (mov<mode>): Macroize expander from movv4sf and movv2df using
8926 SSEMODEF2P mode iterator.
8927 (<sse>_movnt<mode>): Ditto from similar patterns. Use
8928 SSE_VEC_FLOAT_MODE_P as insn constraint.
8929 (storent<mode>): Ditto.
8930 (storent<mode>): Macroize expander from storentsf and storentdf using
8931 MODEF mode iterator.
8932 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
8933 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
8934 (abs<mode>2): Ditto from similar patterns.
8935 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
8936 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
8937 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
8938 (<sse>_vmsqrt<mode>2): Ditto.
8939 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
8940 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
8941 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
8942 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
8943 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
8944 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
8945 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
8947 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
8948 iterator and SSE_FLOAT_MODE_P as insn constraint.
8949 (<sse>_ucomi): Ditto from similar patterns.
8950 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
8951 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
8952 SSE_VEC_FLOAT_MODE_P as insn constraint.
8953 (vcond<mode>): Ditto from similar patterns.
8954 (and<mode>3, *and<mode>3): Ditto.
8955 (<sse>_nand<mode>3): Ditto.
8956 (ior<mode>3, *ior<mode>3): Ditto.
8957 (xor<mode>3, *xor<mode>3): Ditto.
8958 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
8959 iterator and SSE_FLOAT_MODE_P as insn constraint.
8960 (*nand<mode>3): Ditto from similar patterns.
8961 (*ior<mode>3): Ditto.
8962 (*xor<mode>3): Ditto.
8964 2008-02-20 Ira Rosen <irar@il.ibm.com>
8966 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
8967 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
8968 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
8970 2008-02-19 Jan Hubicka <jh@suse.cz>
8972 * predict.c (tree_bb_level_predictions): Remove variable next
8973 mistakely introduced by previous commit.
8975 2008-02-19 Jan Hubicka <jh@suse.cz>
8977 * predict.c (predict_paths_leading_to): Rewrite.
8978 (predict_paths_for_bb): New.
8979 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
8981 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8984 * Makefile.in (build_file_translate): New.
8985 (gcc-vers.texi): Use it for translating $(abs_srcdir).
8986 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
8987 * configure.ac (build_file_translate): Substitute it.
8988 * configure: Regenerate.
8990 2008-02-19 Jan Hubicka <jh@suse.cz>
8992 PR rtl-optimization/34408
8993 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
8996 2008-02-19 Jan Hubicka <jh@suse.cz>
8999 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
9002 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
9005 * config/i386/i386-modes.def: Revert the last DI alignment
9006 change until Ada people can look into it.
9008 2008-02-19 Nick Clifton <nickc@redhat.com>
9010 * opts.c (print_specific_help): Fix typo in --help text.
9012 2008-02-19 Jakub Jelinek <jakub@redhat.com>
9015 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
9016 32-bit inline asm without asm alternatives for host GCC < 3.0.
9018 2008-02-19 Richard Guenther <rguenther@suse.de>
9020 PR tree-optimization/34989
9021 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
9022 Allow propagation to INDIRECT_REF if we can simplify only.
9024 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9026 * c-common.c (warn_for_collisions_1): Use appropriate option when
9029 2008-02-19 Nick Clifton <nickc@redhat.com>
9032 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
9033 (handle_options): Fix indentation.
9034 (print_filtered_help): If no language-specific options were
9035 displayed tell the user how to list all the options supported by
9036 the language's front-end.
9037 (print_specific_help): Fix indentation and remove duplicate line.
9038 (common_handle_option): Handle the -v option.
9039 For --help enable the display of undocumented options if the -v
9040 switch has been included on the command line.
9041 For --help= check for overlaps in the arguments between the option
9042 classes and the language names and issue a warning when they
9043 cannot be disambiguated.
9044 * c.opt (v): Pass on to the common option handler.
9046 2008-02-19 Revital Eres <eres@il.ibm.com>
9048 * modulo-sched.c (sms_schedule): Change dump message when
9049 create_ddg function fails.
9050 (try_scheduling_node_in_cycle): Rename row to cycle.
9051 (print_partial_schedule): Rename CYCLE to ROW.
9053 2008-02-19 Christian Bruel <christian.bruel@st.com>
9054 Zdenek Dvorak <ook@ucw.cz>
9056 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
9058 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9061 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
9062 (*x86_movdicc_0_m1_se): Ditto.
9064 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9066 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
9067 (CMPtype): Define as __gcc_CMPtype.
9068 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
9069 (CMPtype): Define as __gcc_CMPtype.
9071 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
9073 Support valgrind 3.3 for --enable-checking=valgrind.
9074 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
9076 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
9077 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
9078 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
9079 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
9080 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
9081 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
9082 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
9084 * ggc-zone.c: Similar.
9085 * ggc-page.c: Similar.
9087 2008-02-19 Paul Brook <paul@codesourcery.com>
9090 * config/arm/ieee754-df.S: Fix do_it typo.
9091 * config/arm/ieee754-sf.S: Fix do_it typo.
9093 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9096 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
9097 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
9098 (OPTION_MASK_ISA_SSE_SET): Likewise.
9099 (OPTION_MASK_ISA_SSE2_SET): Likewise.
9100 (OPTION_MASK_ISA_SSE3_SET): Likewise.
9101 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
9102 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
9103 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
9104 (OPTION_MASK_ISA_SSE4_SET): Likewise.
9105 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
9106 (OPTION_MASK_ISA_SSE5_SET): Likewise.
9107 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
9108 (OPTION_MASK_ISA_MMX_UNSET): Updated.
9109 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
9110 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9111 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9112 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9113 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9114 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9115 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9116 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
9117 (OPTION_MASK_ISA_SSE4): Removed.
9118 (ix86_handle_option): Turn on bits in ix86_isa_flags and
9119 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
9120 (override_options): Don't turn on implied SSE/MMX bits in
9123 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9125 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9128 2008-02-18 Joey Ye <joey.ye@intel.com>
9131 * tree-nested.c (insert_field_into_struct): Set type alignment
9132 to field alignment if the former is less than the latter.
9134 2008-02-18 Jakub Jelinek <jakub@redhat.com>
9136 * BASE-VER: Set to 4.4.0.
9138 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9140 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
9141 * doc/cfg.texi: Likewise.
9142 * doc/extend.texi: Likewise.
9143 * doc/gty.texi: Likewise.
9144 * doc/invoke.texi: Likewise.
9145 * doc/loop.texi: Likewise.
9146 * doc/md.texi: Likewise.
9147 * doc/passes.texi: Likewise.
9148 * doc/rtl.texi: Likewise.
9149 * doc/sourcebuild.texi: Likewise.
9150 * doc/tm.texi: Likewise.
9151 * doc/tree-ssa.texi: Likewise.
9153 2008-02-17 Richard Guenther <rguenther@suse.de>
9156 * tree-complex.c (init_parameter_lattice_values): Handle parameters
9157 without default definition.
9159 2008-02-17 Richard Guenther <rguenther@suse.de>
9161 PR tree-optimization/35231
9162 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
9165 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
9168 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9169 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9170 libgcc_cmp_return mode.
9172 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9175 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
9177 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
9179 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
9182 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9184 * doc/c-tree.texi: Use `@.' where appropriate.
9185 * doc/extend.texi: Likewise.
9186 * doc/install.texi: Likewise.
9187 * doc/invoke.texi: Likewise.
9188 * doc/loop.texi: Likewise.
9189 * doc/makefile.texi: Likewise.
9190 * doc/md.texi: Likewise.
9191 * doc/passes.texi: Likewise.
9192 * doc/standards.texi: Likewise.
9193 * doc/tm.texi: Likewise.
9195 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9198 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
9200 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
9201 rather than in entry_bb.
9203 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9205 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9206 libgcc_cmp_return mode.
9208 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9211 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
9212 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
9214 2008-02-15 Richard Guenther <rguenther@suse.de>
9215 Zdenek Dvorak <ook@ucw.cz>
9217 PR tree-optimization/35164
9218 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
9219 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
9220 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
9221 Only propagate addresses which do not have abnormal SSA_NAMEs
9224 2008-02-15 Joseph Myers <joseph@codesourcery.com>
9227 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
9229 2008-02-15 Jan Hubicka <jh@suse.cz>
9232 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
9234 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9237 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
9238 when calculating alignment_pad.
9240 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9242 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
9243 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
9244 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
9245 and STACK_BOUNDARY define.
9247 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
9249 PR preprocessor/35061
9250 * c-pragma.c (handle_pragma_pop_macro): Check that
9251 pushed_macro_table has been allocated.
9253 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
9256 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
9257 (force_gimple_operand): Likewise.
9258 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
9259 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
9260 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
9261 (find_interesting_uses_address): Check addressability and alignment
9262 of the base expression only after substituting bases of IVs into it.
9264 2008-02-14 Michael Matz <matz@suse.de>
9267 * function.c (instantiate_virtual_regs_in_insn): Reload address
9268 before falling back to reloading the whole operand.
9270 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
9272 * config/s390/s390.c (s390_mainpool_start): Emit the pool
9273 before the first section switch note.
9275 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9277 * doc/bugreport.texi: Update copyright years.
9278 * doc/c-tree.texi: Likewise.
9279 * doc/cfg.texi: Likewise.
9280 * doc/cpp.texi: Likewise.
9281 * doc/cppinternals.texi: Likewise.
9282 * doc/fragments.texi: Likewise.
9283 * doc/frontends.texi: Likewise.
9284 * doc/gcc.texi: Likewise.
9285 * doc/gty.texi: Likewise.
9286 * doc/hostconfig.texi: Likewise.
9287 * doc/implement-c.texi: Likewise.
9288 * doc/libgcc.texi: Likewise.
9289 * doc/loop.texi: Likewise.
9290 * doc/makefile.texi: Likewise.
9291 * doc/options.texi: Likewise.
9292 * doc/passes.texi: Likewise.
9293 * doc/rtl.texi: Likewise.
9294 * doc/sourcebuild.texi: Likewise.
9295 * doc/standards.texi: Likewise.
9296 * doc/tree-ssa.texi: Likewise.
9297 * doc/trouble.texi: Likewise.
9299 * doc/extend.texi: Use @: or add comma where appropriate.
9300 * doc/invoke.texi: Likewise.
9301 * doc/tm.texi: Likewise.
9303 2008-02-14 Alan Modra <amodra@bigpond.net.au>
9306 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
9309 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
9311 * doc/md.texi (clz, ctz): Add reference.
9312 * doc/rtl.texi (clz, ctz): Likewise.
9314 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9317 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
9320 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
9322 * config/s390/s390.c (struct constant_pool): New field
9323 emit_pool_after added.
9324 (s390_mainpool_start): Set the emit_pool_after flag according
9325 to the section switch notes.
9326 (s390_mainpool_finish): Consider emit_pool_after when emitting
9327 the literal pool at the end of the function.
9328 (s390_chunkify_start): Force literal pool splits at section
9331 2008-02-13 Michael Matz <matz@suse.de>
9334 * var-tracking.c (clobber_variable_part): Correctly traverse the
9337 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9340 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
9341 Add -fdump-ipa-inline.
9342 * tree-dump.c (dump_files): Remove tree-inlined dump.
9343 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
9345 2008-02-12 Richard Guenther <rguenther@suse.de>
9347 PR tree-optimization/35171
9348 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
9351 2008-02-12 Richard Guenther <rguenther@suse.de>
9354 * fold-const.c (fold_widened_comparison): Use get_unwidened in
9355 value-preserving mode. Disallow final truncation.
9357 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
9360 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
9361 code from here to...
9362 (force_gimple_operand): ...here.
9364 2008-02-12 Jakub Jelinek <jakub@redhat.com>
9367 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
9368 non-compatible pointers.
9369 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
9370 different FIELD_DECLs, try harder by comparing field offsets, sizes
9374 * function.c (match_asm_constraints_1): Don't replace the same input
9377 2008-02-12 Anatoly Sokolov <aesok@post.ru>
9379 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
9380 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
9381 (expand_epilogue): Restore RAMPZ register.
9382 * config/avr/avr.md (RAMPZ_ADDR): New constant.
9384 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
9386 * config/i386/cygwin.asm: (__alloca): Correct calling
9387 convention and alignment.
9388 (__chkstk): Force 8 byte stack alignment.
9390 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
9391 Richard Guenther <rguenther@suse.de>
9393 PR tree-optimization/33992
9394 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
9395 the zero we compare against.
9397 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
9400 * gthr-win32.h (__gthread_mutex_destroy_function): New function
9401 to CloseHandle after unlocking to prevent accumulation of handle
9404 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9407 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
9408 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
9409 and update LABEL_NUSES during and after reload.
9411 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
9414 * combine.c (simplify_if_then_else): Make sure the comparison is
9415 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
9417 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
9420 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
9421 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
9422 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
9423 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
9424 * tree.h (get_type_static_bounds): Likewise.
9426 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9428 * doc/invoke.texi (Option Summary, C++ Dialect Options)
9429 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9430 Make -Wfoo language annotations match what the compiler outputs.
9432 2008-02-08 Sa Liu <saliu@de.ibm.com>
9434 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
9435 intrinsics spu_convts, spu_convtu, spu_convtf.
9437 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
9439 * doc/extend.texi (Function Attributes) <noinline>: Mention
9440 asm ("") as method to keep calls.
9442 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9445 * doc/options.texi (Options): Replace references to opts.sh with
9447 * opts-common.c: Likewise.
9448 * optc-gen.awk: Likewise.
9450 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
9452 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
9454 2008-02-07 Richard Henderson <rth@redhat.com>
9457 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
9458 EXPR_LIST for the REG_EQUAL instead of a comparison with a
9461 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
9463 PR tree-optimization/35085
9464 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
9465 for operand entry oe2 in addition to operand entry oe3 in order to
9466 expose more opportunities for vectorizer sum reduction.
9468 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9471 * Makefile.in (LIBS): Remove $(GMPLIBS).
9472 (cc1-dummy, cc1): Add $(GMPLIBS).
9474 2008-02-06 Jan Hubicka <jh@suse.cz>
9477 * i386.md (moddf_integer): Do not produce partial memory stalls for
9478 targets where it hurts.
9480 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
9483 * optabs.c (expand_float): Do not check for decimal modes when
9484 expanding unsigned integer through signed conversion.
9486 2008-02-06 Nick Clifton <nickc@redhat.com>
9488 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
9489 inside the clobber with a match_operand and duplicated operand
9490 number in the constraint.
9491 (ineqbranchsi): Delete redundant comment.
9493 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9495 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
9496 builtin_define ("__USE_INIT_FINI__").
9497 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
9499 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
9501 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9503 PR documentation/30330
9504 * doc/invoke.texi (C++ Dialect Options)
9505 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9506 For each warning option -Wfoo that allows -Wno-foo, ensure both
9507 -Wfoo and -Wno-foo are listed in the option index. Fix index
9508 entry of -Wswitch-default, index -Wnormalized= including the
9509 `=', and -Wlarger-than-@var{len} including @var{len}.
9511 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9513 * config/i386/i386.md (floatunssisf2): Use
9514 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
9515 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
9516 Macroize expander using MODEF mode iterator.
9518 2008-02-05 Diego Novillo <dnovillo@google.com>
9520 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
9523 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
9525 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9528 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
9530 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
9533 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
9534 to indicate if a message should be generated.
9535 (init_cumulative_args): Updated.
9536 (function_value_32): Likewise.
9538 2008-02-05 Joseph Myers <joseph@codesourcery.com>
9540 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
9542 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9545 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
9546 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
9548 2008-02-04 Diego Novillo <dnovillo@google.com>
9550 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
9553 * tree-vrp.c (vrp_evaluate_conditional): With
9554 -Wtype-limits, emit a warning when comparing against a
9555 constant outside the natural range of OP0's type.
9557 2008-02-04 Richard Guenther <rguenther@suse.de>
9560 * expr.c (count_type_elements): Give for unions instead of
9563 2008-02-04 Richard Guenther <rguenther@suse.de>
9566 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
9567 to TYPE_DOMAINs base type instead of using bitsizetype here.
9569 2008-02-03 Jason Merrill <jason@redhat.com>
9571 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
9573 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9576 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
9577 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
9578 (RS/6000 and PowerPC Options): Fix typos and markup.
9579 * doc/passes.texi (Tree-SSA passes): Likewise.
9581 2008-02-02 Michael Matz <matz@suse.de>
9584 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
9585 from record_last_reg_set_info.
9586 (record_last_reg_set_info): Take an RTX argument, iterate over all
9587 constituent hardregs.
9588 (record_last_set_info, record_opr_changes): Change calls to
9589 new signature or to record_last_reg_set_info_regno.
9591 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
9593 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
9595 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
9597 PR rtl-optimization/34773
9598 * reg-notes.def (EQUAL): Mention significance of combination of
9599 REG_EQUAL and REG_RETVAL.
9600 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
9601 insn that has a REG_RETVAL.
9603 2008-02-01 Roger Sayle <roger@eyesopen.com>
9606 * configure.ac (--enable-fixed-point): Disable unless explicitly
9608 * configure: Regenerate.
9610 2008-02-01 Richard Guenther <rguenther@suse.de>
9613 * invoke.texi (-finline-limit): Remove no longer true parts
9614 of the documentation. Note that there is no default value.
9616 2008-02-01 Andrew Pinski <pinskia@gmail.com>
9617 Mark Mitchell <mark@codesourcery.com>
9618 Ben Elliston <bje@au.ibm.com>
9621 * doc/extend.texi (Other Builtins): Document.
9623 2008-01-31 Tom Browder <tom.browder@gmail.com>
9625 * doc/c-tree.texi (Types): Fix grammar.
9626 (Expression trees): Ditto.
9627 * doc/passes.texi (Tree-SSA passes): Ditto.
9629 * doc/configterms.texi (Configure Terms): Fix typo.
9630 * doc/cpp.texi (Common Predefined Macros): Ditto.
9631 * doc/md.texi (Machine Constraints): Ditto.
9633 * doc/makefile.texi (Makefile): Add comma.
9635 2008-01-31 Tom Browder <tom.browder@gmail.com>
9636 Gerald Pfeifer <gerald@pfeifer.com>
9638 * doc/sourcebuild.texi (Front End): Remove references to CVS
9639 and CVSROOT/modules.
9640 (Texinfo Manuals): Replace reference to CVS by one to SVN.
9641 (Back End): Remove reference to CVS.
9643 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9646 * config/mips/mips.c (gen_load_const_gp): New function, taking a
9648 (mips16_gp_pseudo_reg): ...here.
9649 * config/mips/mips.md (load_const_gp): Replace with...
9650 (load_const_gp_<mode>): ...this :P-based insn.
9652 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9654 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
9655 options. Minor fixes.
9656 (-std): Move reference to standards closer to where language
9657 standards are first mentioned.
9659 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9661 PR rtl-optimization/34995
9662 * reload.c (alternative_allows_const_pool_ref): Take an rtx
9663 parameter and return a bool. If the rtx parameter is nonnull,
9664 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
9665 (find_reloads): Update call accordingly. Pass the new operand
9666 if it needed no address reloads, otherwise pass null.
9668 2008-01-30 Richard Henderson <rth@redhat.com>
9671 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
9672 for unbounded arrays.
9674 2008-01-30 Silvius Rus <rus@google.com>
9676 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
9678 2008-01-30 Jan Hubicka <jh@suse.cz>
9681 * i386.c (init_cumulative_args): Use real function declaration when
9684 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
9686 PR rtl-optimization/34998
9687 * global.c (build_insn_chain): Treat non-subreg_lowpart
9688 SUBREGs of pseudos as clobbering all the words covered by the
9689 SUBREG, not just all the bytes.
9690 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
9691 original df_ref rather than an extract parameter.
9692 (global_conflicts): Update call accordingly.
9694 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
9696 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
9697 the overflow check to make it easier to read.
9698 (__fixtfdi): Change the type of the ll member in union
9699 long_double to UDItype_x.
9701 2008-01-30 Jakub Jelinek <jakub@redhat.com>
9704 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
9705 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
9706 * tree-inline.c (fold_marked_statements): Call
9707 cgraph_update_edges_for_call_stmt if folding a call statement.
9708 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
9709 debug_generic_stmt calls, reset it back afterwards.
9712 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
9714 * c-typeck.c (build_external_ref): Don't pedwarn about
9715 static vars in current function's scope.
9717 2008-01-29 Joseph Myers <joseph@codesourcery.com>
9719 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
9721 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
9724 * ipa-struct-reorg.c: Fix spelling.
9725 * params.def: Ditto.
9727 2008-01-29 Richard Guenther <rguenther@suse.de>
9730 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
9732 * tree-inline.c (remap_type): Increment remapping_type_depth
9733 around remapping types.
9734 (copy_body_r): Only add referenced variables if they are referenced
9735 from code, not types.
9737 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
9748 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
9749 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
9751 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
9754 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
9755 pointer for tiny stack.
9757 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9759 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
9761 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9763 * config/vx-common.h: Fix typo in comment.
9765 2008-01-28 Ian Lance Taylor <iant@google.com>
9769 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
9770 coalesce pointers if they have different DECL_NO_TBAA_P values.
9771 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
9772 between variables with different DECL_NO_TBAA_P values.
9774 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
9777 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
9778 are not legitimate small data references on SPE targets.
9780 2008-01-28 David Daney <ddaney@avtrex.com>
9782 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
9784 2008-01-28 David Daney <ddaney@avtrex.com>
9786 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
9788 2008-01-27 Joseph Myers <joseph@codesourcery.com>
9790 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
9791 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
9792 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
9793 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
9794 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9795 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
9796 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
9797 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
9799 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9801 * basic-block.h (condjump_equiv_p): Fix comment.
9803 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9805 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
9806 print_generic_stmt_indented): Fix comment.
9808 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9810 * configure.ac (__stack_chk_fail): Add detecion for availability
9811 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
9812 * configure: Regenerate.
9814 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
9817 * final.c (output_addr_const): Handle TRUNCATE.
9819 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
9822 * tree-ssa-loop-ivopts.c (comp_cost): New type.
9823 (zero_cost, infinite_cost): New constants.
9824 (struct cost_pair): Change type of cost to comp_cost.
9825 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
9826 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
9828 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
9829 split_address_cost, ptr_difference_cost, difference_cost,
9830 get_computation_cost_at, get_computation_cost,
9831 determine_use_iv_cost_generic, determine_use_iv_cost_address,
9832 determine_use_iv_cost_condition, determine_use_iv_costs,
9833 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
9834 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
9835 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
9836 Change type of cost to comp_cost.
9837 (determine_iv_cost): Increase cost of non-original ivs, instead
9838 of decreasing the cost of original ones.
9839 (get_address_cost): Indicate the complexity of the addressing mode
9841 (try_add_cand_for): Prefer using ivs not specific to some object.
9842 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
9844 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
9845 Janis Johnson <janis187@us.ibm.com>
9848 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
9849 (TARGET_INSTANTIATE_DECLS): Likewise.
9850 * target.h (expand_to_rtl_hook): New target hook.
9851 (instantiate_decls): Likewise.
9852 * function.c (instantiate_decl): Make non-static. Rename to...
9853 (instantiate_decl_rtl): ... this.
9854 (instantiate_expr): Use instantiate_decl_rtl.
9855 (instantiate_decls_1): Likewise.
9856 (instantiate_decls): Likewise.
9857 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
9858 * function.h (instantiate_decl_rtl): Add prototype.
9859 * cfgexpand.c (target.h): New include.
9860 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
9861 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
9862 (TARGET_INSTANTIATE_DECLS): Likewise.
9863 (TARGET_INITIALIZER): New target hooks added.
9864 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
9866 * config/rs6000/rs6000.c (tree-flow.h): New include.
9867 (machine_function): Add sdmode_stack_slot field.
9868 (rs6000_alloc_sdmode_stack_slot): New function.
9869 (rs6000_instantiate_decls): Likewise.
9870 (rs6000_secondary_memory_needed_rtx): Likewise.
9871 (rs6000_check_sdmode): Likewise.
9872 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
9873 (TARGET_INSTANTIATE_DECLS): Likewise.
9874 (rs6000_hard_regno_mode_ok): Allow SDmode.
9875 (num_insns_constant): Likewise. Handle _Decimal32 constants.
9876 (rs6000_emit_move): Handle SDmode.
9877 (function_arg_advance): Likewise.
9878 (function_arg): Likewise.
9879 (rs6000_gimplify_va_arg): Likewise. Add special handling of
9880 SDmode var args for 32-bit compiles.
9881 (rs6000_secondary_reload_class): Handle SDmode.
9882 (rs6000_output_function_epilogue): Likewise.
9883 (rs6000_function_value): Simplify if statement.
9884 (rs6000_libcall_value): Likewise.
9885 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
9886 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
9887 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
9888 (movsd_hardfloat): New define_insn.
9889 (movsd_softfloat): Likewise.
9890 (movsd_store): Likewise.
9891 (movsd_load): Likewise.
9892 (extendsddd2): Likewise.
9893 (extendsdtd2): Likewise.
9894 (truncddsd2): Likewise.
9895 (movdd_hardfloat64): Fixup comment.
9896 (UNSPEC_MOVSD_LOAD): New constant.
9897 (UNSPEC_MOVSD_STORE): Likewise.
9899 2008-01-26 Jakub Jelinek <jakub@redhat.com>
9902 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
9904 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
9905 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
9906 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
9909 2008-01-26 David Edelsohn <edelsohn@gnu.org>
9912 * config.gcc: Separate AIX 5.3 from AIX 6.1.
9913 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9914 __LONGDOUBLE128 too.
9915 * config/rs6000/aix61.h: New file.
9917 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9919 PR rtl-optimization/34959
9920 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
9921 popcount and parity rtxes the same mode as their operand.
9922 Truncate or extend the result to the return value's mode
9925 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9928 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
9929 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
9930 to GOT_VERSION_REGNUM.
9931 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
9932 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
9933 * config/mips/mips.c (mips_emit_call_insn): New function.
9934 (mips_call_tls_get_addr): Call mips_expand_call directly.
9935 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
9937 (mips16_build_call_stub): Likewise. Return the call insn or null.
9938 (mips_expand_call): Update the call to mips16_build_call_stub
9939 accordingly and a remove redundant condition. Assert that MIPS16
9940 stubs do not use lazy binding. Use mips_emit_call_insn and return
9942 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
9944 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
9945 (mips_avoid_hazard): Remove hazard_set handling.
9946 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
9947 (UNSPEC_RESTORE_GP): ...this.
9948 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
9949 (FAKE_CALL_REGNO): Rename to...
9950 (GOT_VERSION_REGNUM): ...this.
9951 (type): Add "ghost" value. Add an associated insn reservation.
9952 (hazard_set): Remove.
9953 (exception_receiver): Rename to...
9954 (restore_gp): ...this and update the unspec identifier accordingly.
9955 (exception_receiver, nonlocal_got_receiver): New expanders.
9956 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
9957 FAKE_CALL_REGNO. Remove hazard_set attribute.
9958 (set_got_version, update_got_version): New patterns.
9960 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
9963 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
9965 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9968 * doc/install.texi2html: Generate gcc-vers.texi.
9970 2008-01-25 DJ Delorie <dj@redhat.com>
9972 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9974 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9976 * config/c4x: Remove directory.
9977 * config.gcc (crx-*, mt-*): Mark obsolete.
9978 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
9979 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
9980 sh-*-rtemscoff*): Remove cases.
9981 * defaults.h (C4X_FLOAT_FORMAT): Remove.
9982 * real.c (encode_c4x_single, decode_c4x_single,
9983 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
9984 c4x_extended_format): Remove.
9985 * real.h (c4x_single_format, c4x_extended_format): Remove.
9986 * doc/extend.texi (interrupt, naked): Remove mention of attributes
9988 (Pragmas): Remove comment about c4x pragmas.
9989 * doc/install.texi (c4x): Remove target-specific instructions.
9990 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
9991 * doc/md.texi (Machine Constraints): Remove C4x documentation.
9992 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
9993 refer to C4x source files as examples.
9994 (C4X_FLOAT_FORMAT): Remove documentation.
9996 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
9998 * config/bfin/bfin.c (override_options): Reorder tests so that
9999 flag_pic gets enabled for -msep-data.
10001 2008-01-25 Richard Guenther <rguenther@suse.de>
10003 PR middle-end/32244
10004 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
10005 to its bitfield precision if required.
10007 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10009 PR middle-end/33880
10010 * tree-nested.c (walk_omp_for): New function.
10011 (convert_nonlocal_reference, convert_local_reference): Call
10012 walk_omp_for on OMP_FOR.
10013 (convert_call_expr): Call walk_body on OMP_FOR's
10014 OMP_FOR_PRE_INIT_BODY.
10016 2008-01-25 Richard Guenther <rguenther@suse.de>
10018 PR tree-optimization/34966
10019 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
10020 default defs and PHI_NODEs we have to insert after the
10021 defining statement.
10023 2008-01-24 Nick Clifton <nickc@redhat.com>
10025 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
10026 Provide a default definition.
10027 (LIBGCC2_UNITS_PER_WORD): Likewise.
10029 * config/stormy16/stormy16.c: Include df.h for the prototype
10030 for df_regs_ever_live_p.
10031 (xstormy16_expand_builtin_va_start): Convert the stack offset
10032 into a component_ref and then use POINTER_PLUS_EXPR to add it
10033 to the incoming_virtual_args_rtx.
10034 (xstormy16_gimplify_va_arg_expr): Rename to
10035 xstormy16_gimplify_va_arg_expr.
10036 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
10037 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
10038 xstormy16_gimplify_va_arg_expr.
10039 Fix up some formatting issues.
10041 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
10042 Move to predicates.md.
10043 (xs_hi_general_operand): Likewise.
10044 (xs_hi_nonmemory_operand): Likewise.
10045 * config/stormy16/predicates.md:
10046 (xstormy16_carry_plus_operand): New predicate.
10047 (xs_hi_general_operand): New predicate.
10048 (xs_hi_nonmemory_operand): New predicate.
10049 * config/stormy16/stormy16-protos.h:
10050 (xstormy16_carry_plus_operand): Delete prototype.
10051 (xs_hi_general_operand): Likewise.
10052 (xs_hi_nonmemory_operand): Likewise.
10054 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
10055 modifiers as they are no longer needed and they can trigger
10056 reload spill failures.
10058 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
10059 with a match_operand in order to help reload.
10061 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
10062 constraint with 'e' for the 8th alternative as this version of
10063 the mov.w instruction only accepts the lower 8 registers.
10065 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
10068 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
10069 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
10072 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10074 PR middle-end/33333
10075 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
10077 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10079 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
10081 (remove_structure): Update allocations list before removing structure.
10083 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10085 * ipa-struct-reorg.c (is_safe_cond_expr,
10086 create_new_stmts_for_cond_expr): Use integer_zerop function,
10087 that recognize not only zero-pointer, but zero-integer too.
10089 2008-01-25 Ben Elliston <bje@au.ibm.com>
10092 * fixproto: Escape "." in sed expression that strips leading "./".
10094 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
10097 * gcc.c (SWITCH_OK): Removed.
10098 (SWITCH_LIVE): Changed to bit.
10099 (SWITCH_FALSE): Likewise.
10100 (SWITCH_IGNORE): Likewise.
10101 (switchstr): Change live_cond to unsigned int.
10102 (process_command): Replace SWITCH_OK with 0.
10103 (do_self_spec): Likewise.
10104 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
10105 (give_switch): Likewise.
10106 (used_arg): Likewise.
10107 (do_spec_1): Set the SWITCH_IGNORE bit.
10108 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
10109 bits. Set the SWITCH_LIVE bit.
10111 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10113 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
10115 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
10117 PR tree-optimization/34472
10118 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
10119 parameter to a "bool *" and set *DATA to false if there is
10120 an unsafe access. Do not delete the structure here.
10121 (check_cond_exprs): Delete it here instead.
10122 (check_cond_exprs, exclude_cold_structs): Do not increase
10123 I when removing a structure.
10125 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
10128 * config/i386/i386.c (ix86_expand_vector_init): Consider only
10129 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
10131 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
10133 PR middle-end/34934
10134 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
10135 a fixed vector for stack.
10137 2008-01-24 Ben Elliston <bje@au.ibm.com>
10140 * doc/gcc.texi (Software development): Add a direntry for g++.
10142 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
10144 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
10145 stale and straggling -fforce-addr comments above.
10147 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
10149 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
10150 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
10152 2008-01-23 Michael Matz <matz@suse.de>
10155 * dwarf2out.c (force_type_die): Use modified_type_die instead of
10158 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
10160 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
10161 malloc result type.
10163 2008-01-23 Anatoly Sokolov <aesok@post.ru>
10165 * config/avr/avr.c (avr_current_arch): New variable.
10166 (avr_arch_types): Add 'avr31' and 'avr51' entries.
10167 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
10168 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
10169 (avr_override_options): Init 'avr_current_arch'.
10170 (base_arch_s): Move from here...
10171 * config/avr/avr.h (base_arch_s): ... here. Add new members
10172 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
10173 'mega' to 'have_jmp_call'.
10174 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
10175 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
10177 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
10179 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10180 MULTILIB_MATCHES): (Ditto.).
10182 2008-01-23 Richard Guenther <rguenther@suse.de>
10184 PR middle-end/31529
10185 * cgraphunit.c (cgraph_reset_node): Always mark the node
10186 not reachable if it is not queued already.
10188 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
10190 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
10191 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
10192 (cputype_selected): New static variable.
10193 (bfin_handle_option): Set it if -mcpu is used.
10194 (override_option): Select default set of workarounds if no cpu type
10195 selected on the command line.
10196 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
10198 From Michael Frysinger <michael.frysinger@analog.com>
10199 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
10200 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
10202 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
10203 for bf547, bf523, bf524, and bf526.
10204 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
10206 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10207 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
10208 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
10209 __ADSPBF547__ and __ADSPBF54x__ for bf547.
10210 * doc/invoke.texi (Blackfin Options): Document that
10211 -mcpu now accept bf547, bf523, bf524, and bf526.
10213 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
10215 PR rtl-optimization/34628
10216 * combine.c (try_combine): Stop and undo after the first combination
10217 if an autoincrement side-effect on the first insn has effectively
10220 2008-01-22 David Edelsohn <edelsohn@gnu.org>
10223 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
10224 Offset addresses are not valid for Altivec or paired float modes.
10226 2008-01-22 Jakub Jelinek <jakub@redhat.com>
10229 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
10230 if DECL_INITIAL (decl) is error_mark_node.
10233 * c-common.c (handle_vector_size_attribute): Only allow
10234 integral, scalar float and fixed point types. Handle OFFSET_TYPE
10235 the same way as pointer, array etc. types.
10236 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
10239 * tree.c (build_type_attribute_qual_variant): Call
10240 build_qualified_type if attributes are equal, but quals are not.
10242 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10245 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
10246 * flags.h (warn_strict_aliasing): Remove.
10247 (warn_strict_overflow): Remove.
10248 * opts.c (warn_strict_aliasing): Remove.
10249 (warn_strict_overflow): Remove.
10250 * c-opts.c (c_common_handle_option): -Wall only sets
10251 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
10252 (c_common_post_options): Give default values to -Wstrict-aliasing
10253 and -Wstrict-overflow if they are uninitialized.
10254 * common.opt (Wstrict-aliasing): Specify Var and Init.
10255 (Wstrict-overflow): Likewise.
10257 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
10259 PR rtl-optimization/26854
10260 PR rtl-optimization/34400
10261 PR rtl-optimization/34884
10262 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
10264 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
10265 (df_rd_bb_info.expanded_lr_out): Deleted
10266 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
10267 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
10268 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
10269 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
10270 Removed code to allocate, initialize or free expanded_lr_out.
10271 (df_rd_bb_local_compute_process_def): Restructured to make more
10273 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
10274 sets if the sets are being trimmed.
10276 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
10279 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
10280 (as_vers): Likewise.
10281 * configure: Regenerated.
10283 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10285 PR middle-end/33092
10286 * tree-pass.h (pass_build_alias): New pass.
10287 * tree-ssa-alias.c (gate_build_alias): New.
10288 (pass_build_alias): New.
10289 * passes.c (init_optimization_passes): Add pass_build_alias after
10290 pass_create_structure_vars.
10292 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
10294 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
10295 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
10296 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
10297 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
10298 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
10299 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
10300 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
10301 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
10302 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
10303 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
10304 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
10305 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
10306 * config/s390/s390.md (FP_ALL): New mode iterator.
10307 (_d): New mode attribute.
10308 ("*signbit<mode>2>"): Changed mode of first operand.
10309 ("isinf<mode>2"): Changed mode of first operand.
10310 ("*TDC_insn"): Adaptation for DFP modes.
10312 2008-01-22 Ben Elliston <bje@au.ibm.com>
10314 * tree.c (check_qualified_type): Improve function description.
10316 2008-01-21 Jason Merrill <jason@redhat.com>
10319 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
10320 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
10323 2008-01-21 DJ Delorie <dj@redhat.com>
10325 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
10328 2008-01-21 Richard Guenther <rguenther@suse.de>
10330 PR middle-end/34856
10331 * tree-cfg.c (verify_expr): Allow all invariant expressions
10332 instead of just constant class ones as reference argument.
10333 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
10334 like any other constant.
10335 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
10337 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
10339 * regmove.c (fixup_match_1): Update call crossed frequencies.
10341 2008-01-21 Richard Guenther <rguenther@suse.de>
10344 * tree-inline.c (setup_one_parameter): Deal with mismatched
10345 types using a VIEW_CONVERT_EXPR.
10347 2008-01-21 Alon Dayan <alond@il.ibm.com>
10348 Olga Golovanevsky <olga@il.ibm.com>
10350 PR tree-optimization/34701
10351 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
10352 when the structure size is not a power of 2.
10354 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
10356 * doc/install.texi: Add doc for --enable-checking=df.
10358 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
10360 PR rtl-optimization/34808
10361 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
10363 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
10365 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
10368 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10370 PR rtl-optimization/26854
10371 PR rtl-optimization/34400
10372 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
10374 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
10375 (df_rd_bb_info.expanded_lr_out): New.
10376 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
10377 * loop_iv.c (iv_analysis_loop_init): Ditto.
10378 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
10379 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
10380 Added code to allocate, initialize or free expanded_lr_out.
10381 (df_rd_bb_local_compute_process_def): Restructured to make
10382 more understandable.
10383 (df_rd_confluence_n): Add code to do nothing with fake edges and
10384 code to no apply invalidate_by_call sets if the sets are being trimmed.
10385 (df_lr_local_finalize): Renamed to df_lr_finalize.
10386 (df_live_local_finalize): Renamed to df_live_finalize.
10388 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
10391 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
10392 deciding whether to use reciprocal instructions.
10394 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
10396 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
10397 dwarf2out_note_section_used if cold_text_section is NULL.
10399 2008-01-19 Jakub Jelinek <jakub@redhat.com>
10401 PR gcov-profile/34610
10402 * tree-cfg.c (make_edges): Mark both outgoing edges from
10403 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
10404 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
10405 from OMP_FOR and OMP_CONTINUE outgoing edges.
10407 * tree-profile.c (tree_profiling): Return early if
10408 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
10410 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
10411 from cfun to child_cfun.
10412 * function.h (struct function): Add after_tree_profile bit.
10414 2008-01-19 Anatoly Sokolov <aesok@post.ru>
10416 * config/avr/avr.S (_exit): Disable interrupt.
10418 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
10419 Steven Bosscher <stevenb.gcc@gmail.com>
10421 PR rtl-optimization/26854
10422 PR rtl-optimization/34400
10423 * df-problems.c (df_live_scratch): New scratch bitmap.
10424 (df_live_alloc): Allocate df_live_scratch when doing df_live.
10425 (df_live_reset): Clear the proper bitmaps.
10426 (df_live_bb_local_compute): Only process the artificial defs once
10427 since the order is not important.
10428 (df_live_init): Init the df_live sets only with the variables
10429 found live by df_lr.
10430 (df_live_transfer_function): Use the df_lr sets to prune the
10431 df_live sets as they are being computed.
10432 (df_live_free): Free df_live_scratch.
10434 2008-01-18 Ian Lance Taylor <iant@google.com>
10436 * common.opt: Add fmerge-debug-strings.
10437 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
10438 flag_merge_debug_strings rather than flag_merge_constants.
10439 * doc/invoke.texi (Option Summary): Mention
10440 -fmerge-debug-strings.
10441 (Debugging Options): Document -fmerge-debug-strings.
10443 2008-01-18 Ian Lance Taylor <iant@google.com>
10446 * tree.h (DECL_IS_OPERATOR_NEW): Define.
10447 (struct tree_function_decl): Add new field operator_new_flag.
10448 * tree-inline.c (expand_call_inline): When inlining a call to
10449 operator new, force the return value to go into a variable, and
10450 set DECL_NO_TBAA_P on that variable.
10451 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
10453 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
10456 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
10457 DWARF2_DEBUGGING_INFO.
10458 (dwarf2out_note_section_used): Ditto. Add prototype.
10459 (have_multiple_function_sections, text_section_used,
10460 cold_text_section_used, *cold_text_sections): Move declarations
10463 2008-01-17 Bob Wilson <bob.wilson@acm.org>
10465 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
10466 field and add signal_ra.
10467 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
10468 assignments to frame state pc. Move end of stack check after
10469 MD_FALLBACK_FRAME_STATE_FOR.
10470 (uw_update_context_1): Use frame state signal_regs if set, instead
10471 of checking signal_frame flag.
10472 (uw_update_context): Use frame state signal_ra if set.
10473 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
10474 * config/xtensa/linux-unwind.h: New file.
10476 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
10478 * modulo-sched.c (get_sched_window): Fix comment typo.
10480 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
10482 PR tree-optimization/34648
10483 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
10485 2008-01-17 Anatoly Sokolov <aesok@post.ru>
10487 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
10488 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
10490 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
10492 PR rtl-optimization/34400
10493 * df-core.c (df_worklist_dataflow_overeager,
10494 df_worklist_dataflow_doublequeue): New functions.
10495 (df_worklist_dataflow): Two different worklist solvers.
10496 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
10499 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10502 * doc/invoke.texi: Document the dependence on pthread for fopenmp
10503 and ftree-parallelize-loops.
10505 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
10507 PR rtl-optimization/34826
10508 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
10510 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
10512 * global.c (find_reg): Mark the eh regs as used if necessary.
10513 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
10514 * ra.h (struct allocno): no_eh_reg field added. Changed
10515 no_stack_reg type to bitfield.
10517 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
10519 * tree.c (substitute_in_expr): Add missing 'break'.
10521 2008-01-17 Richard Guenther <rguenther@suse.de>
10523 PR tree-optimization/34825
10524 * tree-ssa-math-opts.c (is_division_by): Do not recognize
10525 x / x as division to handle.
10527 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10529 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
10530 "-pthread" is specified.
10531 * pa-hpux11.h (LIB_SPEC): Likewise.
10533 2008-01-16 Janis Johnson <janis187@us.ibm.com>
10534 Peter Bergner <bergner@vnet.ibm.com>
10536 PR rtl-optimization/33796
10537 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
10539 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10541 PR libgfortran/34699
10542 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
10544 * pa-hpux10.h (LINK_SPEC): Likewise.
10545 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
10547 2008-01-16 Richard Guenther <rguenther@suse.de>
10549 PR middle-end/32628
10550 * fold-const.c (fold_convert_const_int_from_int): Do not
10551 set overflow if that occured only because of a sign extension
10552 change when converting from/to a sizetype with the same
10553 precision and signedness.
10555 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10558 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
10559 location address to the correct place. Update copyright year.
10561 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10563 * lambda-code.c (lambda_transform_legal_p): Handle the case of
10564 no dependences in the dependence_relations vector.
10566 2008-01-16 Jan Hubicka <jh@suse.cz>
10568 PR rtl-optimization/31396
10569 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
10570 * cfg.c (dump_reg_info): Print it.
10571 * regs.h (struct reg_info_t): add freq_calls_crossed.
10572 (REG_FREQ_CALLS_CROSSED): New macro.
10573 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
10574 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
10575 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
10576 regmove_optimize): Update call crossed frequencies.
10577 * local-alloc.c (struct qty): Add freq_calls_crossed.
10578 (alloc_qty): Copute freq_calls_crossed.
10579 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
10580 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
10581 * ra.h (struct allocno): Add freq_calls_crossed.
10583 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10585 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
10586 libgomp when compiling with ftree-parallelize-loops.
10587 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
10589 2008-01-16 Richard Guenther <rguenther@suse.de>
10591 PR tree-optimization/34769
10592 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
10593 * tree.c (int_cst_value): Instead make this function more
10594 permissive in what it accepts as valid input. Document this
10595 function always sign-extends the value.
10597 2008-01-16 Jakub Jelinek <jakub@redhat.com>
10598 Richard Guenther <rguenther@suse.de>
10601 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
10602 (gimple_fold_indirect_ref_rhs): ... this.
10603 (gimple_fold_indirect_ref): New function with foldings
10604 that preserve lvalueness.
10605 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
10606 * tree-flow.h (gimple_fold_indirect_ref): Declare.
10607 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
10608 to fold an INDIRECT_REF, fall back to the old use of
10609 fold_indirect_ref_1.
10611 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10613 * tree-data-ref.c (subscript_dependence_tester_1): Call
10614 free_conflict_function.
10615 (compute_self_dependence): Same.
10617 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10620 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
10621 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
10623 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
10624 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
10625 for DWARF2_UNWIND_INFO targets.
10627 2008-01-16 Richard Guenther <rguenther@suse.de>
10630 * c-typeck.c (common_pointer_type): Do not merge inconsistent
10631 type qualifiers for function types.
10633 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
10635 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
10636 loop_iterator li from previous commit.
10638 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
10640 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
10642 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10644 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
10645 (parallelize_loops): Don't parallelize irreducible components.
10647 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10650 * c-opts (c_common_post_options): Do not enable CPP
10651 flag_pedantic_errors by default.
10653 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
10655 PR rtl-optimization/31944
10656 * cse.c (remove_pseudo_from_table): New function.
10657 (merge_equiv_classes): Use above function to remove pseudo-registers.
10658 (invalidate): Likewise.
10660 2008-01-13 Richard Guenther <rguenther@suse.de>
10662 PR middle-end/34601
10663 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
10664 instead of TYPE_MODE to deal with calls from expand_one_error_var.
10666 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
10668 * gcse.c (cprop_jump): Call validate_unshare_change instead of
10669 validate_change to unshare the source of the PC set.
10671 2008-01-12 Jan Hubicka <jh@suse.cz>
10673 PR middle-end/32135
10674 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
10675 references above array bounds. This might trigger bounds checks for
10676 pointers to arrays.
10678 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10680 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
10681 new_replaceable_dependencies.
10683 2008-01-12 Doug Kwan <dougkwan@google.com>
10685 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
10686 instead of OPT_Wreturn_type in warning due to ignored return type
10688 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
10689 options included in -Wextra.
10690 * c.opt: New option -Wignored_qualifiers.
10691 * doc/invoke.texi (Warning Options, -Wextra): Add new option
10692 -Wignore_qualifiers.
10693 (-Wignored-qualifiers): Document.
10694 (-Wreturn-type): Remove description of functionality now handled
10695 by -Wignored-qualifiers.
10697 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
10700 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
10701 NOP_EXPR if it is between integral types with the same precision.
10703 2008-01-12 Jan Hubicka <jh@suse.cz>
10706 * invoke.texi (max-inline-recursive-depth): Fix default value.
10708 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
10710 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
10713 2008-01-11 Bob Wilson <bob.wilson@acm.org>
10715 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
10717 2008-01-11 James E. Wilson <wilson@specifix.com>
10720 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
10722 2008-01-11 Anatoly Sokolov <aesok@post.ru>
10724 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
10725 save/restore frame pointer register and don't use 'call-prologues'
10726 optimization in function with "OS_task" attribute.
10728 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
10730 PR middle-end/31309
10731 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
10732 when copying to memory.
10734 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
10736 PR rtl-optimization/30905
10737 * cfgcleanup.c: Include dce.h
10738 (crossjumps_occured): New global variable.
10739 (try_crossjump_bb): Exit loop after finding a fallthru edge.
10740 If something changed, set crossjumps_occured to true.
10741 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
10742 Don't add/remove fake edges to exit here...
10743 (cleanup_cfg): ...but do it here, when crossjumping.
10744 Run a fast DCE when successful crossjumps occured in the latest
10745 iteration of try_optimize_cfg.
10747 2008-01-11 Richard Guenther <rguenther@suse.de>
10749 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
10750 (struct vn_unary_op_s): Likewise.
10751 (vn_reference_insert): Free old reference on hash collision.
10753 2008-01-10 Raksit Ashok <raksit@google.com>
10755 PR rtl-optimization/27971
10756 * combine.c (find_split_point): Split PLUS expressions which are
10757 inside a MEM rtx, and whose first operand is complex.
10759 2008-01-10 DJ Delorie <dj@redhat.com>
10761 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
10762 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
10763 (m32c_hard_regno_ok): Call the underlying function.
10765 2008-01-10 Richard Guenther <rguenther@suse.de>
10767 PR middle-end/34683
10768 * tree-cfg.c (tree_merge_blocks): Do not go through the
10769 full-blown folding and stmt updating path if we just deal
10770 with virtual operands.
10771 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
10772 test for abnormal SSA_NAMEs.
10774 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
10776 PR middle-end/34641
10777 * reload.c (push_reload): Add assertions. All constants from
10778 reg_equiv_constant should have been used for replacing the respective
10780 (find_reloads_address): Invoke find_reloads_address_part for
10781 constant taken from the reg_equiv_constant array.
10783 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
10785 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
10786 field (valnum) the first in the struct. Replace bools with
10789 2008-01-10 Richard Guenther <rguenther@suse.de>
10791 PR tree-optimization/34651
10792 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
10793 types and ordering for masking and converting.
10795 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
10797 PR tree-optimization/34017
10798 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
10799 also for PHI_NODE expressions.
10801 2008-01-09 Jan Hubicka <jh@suse.cz>
10803 PR tree-optimization/34708
10804 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
10805 based on number of case labels.
10806 (init_inline_once): Remove switch_cost.
10807 * tree-inline.h (eni_weights_d): Remove switch_cost.
10809 2008-01-09 Richard Guenther <rguenther@suse.de>
10810 Andrew Pinski <andrew_pinski@playstation.sony.com>
10812 PR middle-end/30132
10813 * gimplify.c (gimplify_cond_expr): Do not create an addressable
10814 temporary if an rvalue is ok or an lvalue is not required.
10816 2008-01-09 Richard Guenther <rguenther@suse.de>
10818 PR middle-end/34458
10819 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
10820 adjust return type.
10822 2008-01-09 Richard Guenther <rguenther@suse.de>
10824 PR middle-end/34679
10825 * tree.c (host_integerp): Check for sizetype only if the
10826 type is an integer type.
10828 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
10831 * opts.c (decode_options): Disable inlining of functions called
10832 once if not in unit-at-a-time mode.
10834 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
10836 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
10838 2008-01-08 Richard Guenther <rguenther@suse.de>
10840 PR middle-end/31863
10841 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
10842 out early if the result will be unused.
10844 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10849 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10850 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10853 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
10855 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
10856 for vectorization tuned.
10858 2008-01-08 Richard Guenther <rguenther@suse.de>
10860 PR tree-optimization/34683
10861 * tree-ssa-operands.c (operand_build_cmp): Export.
10862 * tree-ssa-operands.h (operand_build_cmp): Declare.
10863 * tree-vn.c (vuses_compare): Remove.
10864 (sort_vuses): Use operand_build_cmp.
10865 (sort_vuses_heap): Likewise.
10866 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
10867 to re-use old VEC if available. Do not sort already sorted VUSEs.
10868 (vdefs_to_vec): Do not sort already sorted VDEFs.
10870 2008-01-08 Jakub Jelinek <jakub@redhat.com>
10872 PR middle-end/34694
10873 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
10875 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10878 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
10879 limitations of reciprocal sequences on x86 targets.
10881 2008-01-08 Richard Guenther <rguenther@suse.de>
10883 PR tree-optimization/34683
10884 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
10886 2008-01-07 Jakub Jelinek <jakub@redhat.com>
10889 * config/darwin.c (darwin_mergeable_string_section): Don't use
10890 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
10892 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
10895 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
10896 negxf2. Macroize expander using X87MODEF mode iterator. Change
10897 predicates of op0 and op1 to register_operand.
10898 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
10899 expander using X87MODEF mode iterator. Change predicates of
10900 op0 and op1 to register_operand.
10901 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
10902 corresponding patterns and macroize using MODEF macro. Change
10903 predicates of op0 and op1 to register_operand and remove
10904 "m" constraint. Disparage "r" alternative with "!".
10905 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
10906 macroize using X87MODEF macro. Change predicates of op0 and op1
10907 to register_operand and remove "m" constraint. Disparage "r"
10908 alternative with "!".
10909 (absneg splitter with memory operands): Remove.
10910 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
10911 patterns and macroize using X87MODEF mode iterator.
10912 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
10913 Change predicate of op1 to register_operand.
10914 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
10915 for memory operands.
10917 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
10919 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
10921 2008-01-07 Richard Guenther <rguenther@suse.de>
10923 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
10926 2008-01-07 Richard Guenther <rguenther@suse.de>
10928 PR tree-optimization/34683
10929 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
10930 VOPs of the needed size to save memory. Use VEC_quick_push
10931 to save compile-time.
10932 (vdefs_to_vec): Likewise.
10934 2008-01-07 Sa Liu <saliu@de.ibm.com>
10936 * config/spu/spu.md (divdf3): Genetate inline code for double
10937 division. The implementation doesn't handle INF or NAN, therefore it
10938 only applies when -ffinite-math-only is given.
10940 2008-01-06 Paolo Carlini <pcarlini@suse.de>
10943 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
10944 * doc/cpp.texi ([Common Predefined Macros]): Document.
10946 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
10948 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
10949 order to use commutative addition instead of subtraction.
10951 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10952 Mircea Namolaru <namolaru@il.ibm.com>
10953 Vladimir Yanovsky <yanov@il.ibm.com>
10954 Revital Eres <eres@il.ibm.com>
10956 PR tree-optimization/34263
10957 * tree-outof-ssa.c (process_single_block_loop_latch,
10958 contains_tree_r): New functions.
10959 (analyze_edges_for_bb): Call process_single_block_loop_latch
10960 function to empty single-basic-block latch block if possible.
10962 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10964 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10966 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
10968 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10970 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
10972 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10974 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
10976 2008-01-05 Jakub Jelinek <jakub@redhat.com>
10978 PR tree-optimization/34618
10979 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
10982 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10985 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
10986 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
10987 Update copyright year.
10989 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
10990 Update copyright year.
10991 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
10994 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
10996 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
10997 edge does not point to current bb before changing need_assert.
10999 2008-01-04 Richard Guenther <rguenther@suse.de>
11001 PR middle-end/34029
11002 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
11003 for verifying purposes if they are is_gimple_min_invariant.
11005 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
11007 PR tree-optimization/34448
11008 PR tree-optimization/34465
11009 * gimplify.c (gimplify_init_constructor): Add new parameter
11010 notify_temp_creation. Use it.
11011 (gimplify_modify_expr_rhs): Take volatiles into account when
11012 optimizing constructors.
11013 Do not optimize constructors if gimplify_init_constructor will dump to
11015 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
11016 * gcc.c-torture/compile/pr34448.c: New.
11018 2008-01-04 Jakub Jelinek <jakub@redhat.com>
11020 PR gcov-profile/34609
11021 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
11022 return_slot if result is TREE_ADDRESSABLE.
11024 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
11026 * config/mips/mips.md (sqrt_condition): Tweak comment.
11027 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
11029 2008-01-03 Tom Tromey <tromey@redhat.com>
11032 * c-common.c (c_type_hash): Handle VLAs.
11034 2008-01-03 Jan Hubicka <jh@suse.cz>
11036 PR tree-optimization/31081
11037 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
11038 0 when inlining and not inlining to first basic block.
11039 (remap_decl): When var is initialized to 0, don't set default_def.
11040 (expand_call_inline): Set entry_bb.
11041 * tree-inline.h (copy_body_data): Add entry_bb.
11043 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11046 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
11049 PR tree-optimization/29484
11050 * tree-inline.c (inline_forbidden_p_2): New function.
11051 (inline_forbidden_p): Disallow inlining if some static var
11052 has an address of a local LABEL_DECL in its initializer.
11053 * doc/extend.texi (Labels as Values): Document &&foo behaviour
11056 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
11058 PR tree-optimization/34635
11059 * tree-data-ref.c (add_other_self_distances): Make sure that the
11060 evolution step is constant.
11062 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11064 PR middle-end/34608
11065 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
11067 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
11069 * tree-sra.c (scalarize_init): Insert the generate_element_init
11070 statements after the generate_element_zero statements.
11072 2008-01-02 Richard Guenther <rguenther@suse.de>
11074 PR middle-end/34093
11075 PR middle-end/31976
11076 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
11077 for very large number of operands instead of ICEing.
11079 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
11082 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
11083 while stack probing.
11085 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
11087 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
11090 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
11092 PR libmudflap/26442
11093 * tree-mudflap.c (mx_register_decls): Guard warning by
11094 !DECL_ARTIFICIAL check.
11096 2008-01-01 Jakub Jelinek <jakub@redhat.com>
11098 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
11099 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
11100 sse5_perm<mode>): Fix constraints.