1 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3 * config/i386/i386.md (define_mode_iterator P): New.
4 (split): Merged XF and DF rules using P.
6 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
8 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
9 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed
11 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
13 (ix86_call_abi_override): Remove check for call_used_regs.
15 2008-06-03 Richard Guenther <rguenther@suse.de>
17 * tree-ssa-structalias.c (find_func_aliases): Add constraints
18 for the lhs of calls if the return type contains pointers.
20 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
22 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
23 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
24 * function.c (allocate_struct_function): Use of
26 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
27 of cfun and DEFAULT_ABI to deceide abi mode.
29 (REG_PARM_STACK_SPACE): Removed.
30 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
31 (STACK_BOUNDARY): Use default target to deceide stack boundary.
32 * config/i386/i386-protos.h (ix86_cfun_abi): New.
33 (ix86_function_abi): Likewise.
34 (ix86_function_type_abi): Likewise.
35 (ix86_call_abi_override): Likewise.
36 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
37 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
38 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
39 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
41 (X86_64_REGPARM_MAX): New.
42 (X86_64_SSE_REGPARM_MAX): New.
43 (X64_REGPARM_MAX): New.
44 (X64_SSE_REGPARM_MAX): New.
45 (X86_32_REGPARM_MAX): New.
46 (X86_32_SSE_REGPARM_MAX): New.
47 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
48 (ix86_function_regparm): Handle user calling abi.
49 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
50 by DEFAULT_ABI versus SYSV_ABI check.
51 (ix86_reg_parm_stack_space): New.
52 (ix86_function_type_abi): New.
53 (ix86_call_abi_override): New.
54 (ix86_function_abi): New.
56 (init_cumulative_args): Call abi specific initialization.
57 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
58 (function_arg_64): Extend SSE_REGPARM_MAX check.
59 (function_arg (): Remove TARGET_64BIT_MS_ABI.
60 (ix86_pass_by_reference): Likewise.
61 (ix86_function_value_regno_p): Likewise.
62 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
63 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
64 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
65 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
66 (setup_incoming_varargs_64): Adjust regparm for call abi.
67 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
68 (ix86_va_start): Likewise.
69 (ix86_gimplify_va_arg): Likewise.
70 (ix86_expand_prologue): Likewise.
71 (output_pic_addr_const): Likewise.
72 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
73 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
74 (x86_output_mi_thunk): Likewise.
75 (x86_function_profiler): Likewise.
76 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
77 (SYSV_ABI, MS_ABI): New constants.
79 (init_regs): Add prototype of function in regclass.c file.
80 (OVERRIDE_ABI_FORMAT): New.
81 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
82 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
83 (OUTGOING_REG_PARM_STACK_SPACE): New.
84 (ix86_reg_parm_stack_space): New prototype.
85 (CUMULATIVE_ARGS): Add call_abi member.
86 (machine_function): Add call_abi member.
87 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace TARGET_64BIT_MS_ABI
88 by DEFAULT_ABI compare to MS_ABI.
90 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
93 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
94 (avr_builtin_setjmp_frame_value): New function.
95 * config/avr/avr.md (nonlocal_goto_receiver): Define.
96 (nonlocal_goto): Define.
98 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
100 * config/mips/mips.c (mips_emit_loadgp): Return early if
101 there is nothing do to, otherwise emit a blockage if
102 !TARGET_EXPLICIT_RELOCS || crtl->profile.
103 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
105 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
107 * configure.ac: Drop unneeded backslash ending up in config.in.
108 * acinclude.m4: Likewise.
109 * config.in: Regenerate.
111 2008-05-26 Jan Hubicka <jh@suse.cz>
113 * predict.c (maybe_hot_frequency_p): Break out of...
114 (maybe_hot_bb_p): ... here.
115 (maybe_hot_edge_p): New.
116 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
117 * basic-block.h (maybe_hot_edge_p): Declare.
119 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
121 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
122 (*cmpfp_<mode>_cc): Ditto.
123 (*fp_jcc_8<mode>_387): Ditto.
124 (*fop_<MODEF:mode>_2_i387): Ditto.
125 (*fop_<MODEF:mode>_3_i387): Ditto.
126 (*fop_xf_2_i387): Ditto.
127 (*fop_xf_3_i387): Ditto.
129 2008-06-02 Tomas Bily <tbily@suse.cz>
131 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
133 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
135 * config/mips/mips.c (mips_valid_offset_p): New function.
136 (mips_valid_lo_sum_p): Likewise.
137 (mips_classify_address): Use them.
138 (mips_force_address): New function.
139 (mips_legitimize_address): Use it.
140 * config/mips/mips.md (MOVE128): New mode iterator.
141 (movtf): Require TARGET_64BIT. Remove empty strings.
142 (*movtf_internal): Rename to...
143 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
144 of "R" and use {,fp}{load,store} attributes instead of "multi".
145 Use a separate define_split.
146 (*movtf_mips16): New pattern.
148 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
150 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
151 * config/mips/mips.c (mips_expand_before_return): New function.
152 (mips_expand_epilogue): Call it.
153 * config/mips/mips.md (return): Turn into a define_expand.
156 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
158 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
159 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
160 functions. Do not emit uses and clobbers of CONCATs; individually
161 use and clobber their operands.
162 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
163 gen_clobber, emit_use and gen_use.
164 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
165 (expand_builtin_return): Likewise.
166 * cfgbuild.c (count_basic_blocks): Likewise.
167 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
168 * explow.c (emit_stack_restore): Likewise.
169 * expmed.c (extract_bit_field_1): Likewise.
170 * expr.c (convert_move, emit_move_complex_parts): Likewise.
171 (emit_move_multi_word, store_constructor): Likewise.
172 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
173 (thread_prologue_and_epilogue_insns): Likewise.
174 * lower-subreg.c (resolve_simple_move): Likewise.
175 * optabs.c (widen_operand, expand_binop): Likewise.
176 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
177 * reload.c (find_reloads): Likewise.
178 * reload1.c (eliminate_regs_in_insn): Likewise.
179 * stmt.c (expand_nl_goto_receiver): Likewise.
180 * config/alpha/alpha.md (builtin_longjmp): Likewise.
181 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
182 * config/arm/arm.c (arm_load_pic_register): Likewise.
183 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
184 * config/arm/arm.md (untyped_return): Likewise.
185 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
186 * config/avr/avr.c (expand_prologue): Likewise.
187 * config/bfin/bfin.c (do_unlink): Likewise.
188 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
189 * config/cris/cris.c (cris_expand_prologue): Likewise.
190 * config/darwin.c (machopic_indirect_data_reference): Likewise.
191 (machopic_legitimize_pic_address): Likewise.
192 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
193 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
194 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
195 (ix86_expand_convert_uns_didf_sse): Likewise.
196 (ix86_expand_vector_init_general): Likewise.
197 * config/ia64/ia64.md (eh_epilogue): Likewise.
198 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
199 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
200 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
201 (config/iq2000/iq2000.c): Likewise.
202 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
203 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
204 (builtin_longjmp): Likewise.
205 * config/mn10300/mn10300.md (call, call_value): Likewise.
206 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
207 * config/pdp11/pdp11.md (abshi2): Likewise.
208 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
209 * config/s390/s390.c (s390_emit_prologue): Likewise.
210 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
211 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
212 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
213 * config/sh/sh.c (prepare_move_operands): Likewise.
214 (output_stack_adjust, sh_expand_epilogue): Likewise.
215 (sh_set_return_address, sh_expand_t_scc): Likewise.
216 * config/sparc/sparc.c (load_pic_register): Likewise.
217 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
218 * config/spu/spu.c (spu_expand_epilogue): Likewise.
219 * config/v850/v850.c (expand_epilogue): Likewise.
221 2008-05-31 Anatoly Sokolov <aesok@post.ru>
223 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
224 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
225 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
226 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
227 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
228 stack pointer register.
229 (output_movhi): Remove code for interrupt specific writing to the
230 stack pointer register.
232 2008-05-31 Richard Guenther <rguenther@suse.de>
234 PR tree-optimization/34244
235 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
236 (tree_expr_nonzero_warnv_p): Likewise.
237 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
238 ssa_name_nonnegative_p.
239 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
240 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
241 not tree_expr_nonzero_warnv_p.
243 PR tree-optimization/36262
245 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
247 PR tree-optimization/34244
248 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
249 (record_numbers_of_iterations): New function.
250 (execute_vrp): Cache the numbers of iterations of loops.
251 * tree-scalar-evolution.c (scev_reset_except_niters):
253 (scev_reset): Use scev_reset_except_niters.
254 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
256 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
258 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
259 __WORKAROUND_RETS when appropriate.
261 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
263 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
264 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
266 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
267 *fop_df_comm_sse insn patterns using MODEF mode iterator.
268 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
269 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
270 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
271 *fop_df_1_mixed insn patterns using MODEF mode iterator.
272 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
273 *fop_df_1_sse insn patterns using MODEF mode iterator.
274 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
275 *fop_df_1_i387 insn patterns using MODEF mode iterator.
276 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
277 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
278 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
279 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
280 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
281 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
282 (*fop_xf_4_i387): Use <MODE> for mode attribute.
283 (*fop_xf_5_i387): Ditto.
284 (*fop_xf_6_i387): Ditto.
286 2008-05-30 Richard Guenther <rguenther@suse.de>
288 * builtins.c (build_string_literal): Avoid generating
289 a non-gimple_val result.
291 2008-05-30 DJ Delorie <dj@redhat.com>
293 * exec-tool.in: Use an environment variable (private) instead of a
294 file (shared) as a semaphore, so as to not break parallel builds.
296 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
298 * optabs.c (maybe_encapsulate_block): Remove.
299 (emit_libcall_block): Adjust accordingly.
300 * optabs.h (maybe_encapsulate_block): Remove prototype.
302 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
303 Don't use maybe_encapsulate_block.
305 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
307 * config/rs6000/rs6000.c (rs6000_legitimize_address,
308 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
309 rtx is a SYMBOL_REF before calling get_pool_constant.
311 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
313 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
315 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
317 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
318 rather than OS names to choose INO_T_EQ definition.
319 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
320 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
322 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
325 * config/darwin-f.c: New.
326 * config/t-darwin: Added rule to build darwin-f.o.
327 * config.gcc: Defined new variable, fortran_target_objs.
328 (*-*-darwin*): Set fortran_target_objs.
329 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
330 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
331 * configure: Regenerated.
333 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
336 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
337 canonical type if needed.
339 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
341 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
343 2008-05-29 Richard Guenther <rguenther@suse.de>
345 PR tree-optimization/36343
346 PR tree-optimization/36346
347 PR tree-optimization/36347
348 * tree-flow.h (clobber_what_p_points_to): Declare.
349 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
350 pointed-to variable is dereferenced is irrelevant to whether
351 the pointer can access the pointed-to variable.
352 (clobber_what_p_points_to): New function.
353 * tree-ssa-alias.c (set_initial_properties): Use it.
354 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
355 call clobber check for NMTs.
357 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
359 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
360 for printing gcov_type.
362 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
364 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
365 and the eh region information.
366 * value-prof.c (gimple_move_stmt_histograms): New function.
367 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
369 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
371 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
373 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
375 * value-prof.c (tree_ic_transform): Print counts.
376 * tree-profile.c (tree_gen_ic_func_profiler):
377 Clear __gcov_indreict_call_callee variable to avoid misattribution
380 2008-05-28 Rafael Espindola <espindola@google.com>
382 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
385 2008-05-28 Richard Guenther <rguenther@suse.de>
387 PR tree-optimization/36339
388 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
389 and clobbering code out of the loop.
391 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
393 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
396 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
397 s390_contiguous_bitmask_p, s390_symref_operand_p,
398 s390_check_symref_alignment, s390_reload_larl_operand,
399 s390_reload_symref_address): New functions.
400 (s390_branch_condition_mnemonic): Support compare and branch
402 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
404 (s390_secondary_reload): Add secondary reloads for unaligned
405 symbol refs or symbol refs to floating point or QI/TI mode
407 (legitimate_address_p): Accept symbol references as addresses.
408 (s390_expand_insv): Use rotate and insert selected bits
409 instruction for insv when building for z10.
410 (print_operand_address): Handle symbol ref addresses.
411 (print_operand): Output modifier 'c' added for signed byte values.
412 (s390_encode_section_info): Mark symbol refs with
413 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
415 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
416 (length attribute): RRF, RRR have 4 byte length.
417 (FPALL, INTALL): New mode iterators added.
418 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
419 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
420 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
421 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
422 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
423 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
424 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
425 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
427 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
428 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
429 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
430 reload<INTALL:mode><P:mode>_toreg_z10,
431 reload<FPALL:mode><P:mode>_tomem_z10,
432 reload<FPALL:mode><P:mode>_toreg_z10,
433 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
434 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
435 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
436 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
438 (movmem, clrmem, cmpmem): New splitters added.
440 * config/s390/predicates.md (larl_operand): Use
441 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
443 (s390_signed_integer_comparison,
444 s390_unsigned_integer_comparison): New predicates.
446 * config/s390/s390-protos.h (s390_check_symref_alignment,
447 s390_contiguous_bitmask_p, s390_reload_larl_operand,
448 s390_reload_symref_address,
449 s390_compare_and_branch_condition_mask): Prototypes added.
451 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
452 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
453 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
455 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
457 * config/s390/s390.c (z10_cost): New cost function for z10.
458 (s390_handle_arch_option, override_options): Support -march=z10 switch.
459 (s390_issue_rate): Adjust issue rate for z10.
460 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
461 (processor_flags): Add PF_Z10.
462 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
463 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
464 * gcc/config.gcc: Add z10.
466 2008-05-28 Richard Guenther <rguenther@suse.de>
468 PR tree-optimization/36291
469 * tree-flow. h (struct gimple_df): Remove var_anns member.
470 * tree-flow-inline.h (gimple_var_anns): Remove.
472 * tree-dfa.c (create_var_ann): Simplify.
473 (remove_referenced_var): Clear alias info from var_anns of globals.
474 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
475 (delete_tree_ssa): Clear alias info from var_anns of globals.
476 Do not free var_anns.
477 (var_ann_eq): Remove.
478 (var_ann_hash): Likewise.
480 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
482 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
483 and loongson2f entries.
484 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
485 * config/mips/mips.h (processor_type): Add Loongson-2E
486 and Loongson-2F entries.
487 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
488 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
489 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
490 * doc/invoke.texi (MIPS Options): Document loongson2e
491 and loongson2f processor names.
493 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
497 * config/i386/i386.c (ix86_function_arg_boundary): Use
498 alignment of canonical type.
499 (ix86_expand_vector_move): Check unaligned memory access for
502 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
504 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
505 Moved to the front of file.
507 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
508 H.J. Lu <hongjiu.lu@intel.com>
510 * dwarf2out.c (current_fde): New.
512 (lookup_cfa:): Likewise.
513 (dwarf2out_end_epilogue): Likewise.
514 (dwarf2out_note_section_used): Likewise.
516 2008-05-27 Michael Matz <matz@suse.de>
519 * c.opt (Wenum-compare): New warning option.
520 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
522 2008-05-27 Michael Matz <matz@suse.de>
525 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
527 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
528 into memory as tail calls.
530 2008-05-27 Richard Guenther <rguenther@suse.de>
532 PR tree-optimization/36339
533 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
534 pointers cause all addressable variables to be call clobbered.
536 2008-05-27 Richard Guenther <rguenther@suse.de>
538 PR tree-optimization/36245
539 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
541 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
543 * config/s390/s390.md: Replace all occurences of the 'm'
544 constraint with 'RT'.
546 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
548 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
550 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
552 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
553 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
554 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
556 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
558 * reload.c: (find_reloads): Skip alternatives according to the
559 "enabled" attribute. Constify the constraint variable.
560 * recog.c (get_attr_enabled): Add default implementation.
561 (extract_insn): Set the alternative_enabled_p array
562 in the recog_data struct.
563 (preprocess_constraints, constrain_operands): Skip
564 alternatives according to the "enabled" attribute
565 * recog.h (struct recog_data): New field alternative_enabled_p.
566 (skip_alternative): New inline function.
567 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
568 (record_reg_classes): Skip alternative according to the
571 * doc/md.texi: Add documention for the "enabled" attribute.
573 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
575 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
576 * postreload.c (reload_cse_simplify_operands): Replace 'm'
577 constraint with TARGET_MEM_CONSTRAINT.
578 * recog.c (asm_operand_ok, preprocess_constraints,
579 constrain_operands): Likewise.
580 * regclass.c (record_reg_classes): Likewise.
581 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
582 * reload1.c (maybe_fix_stack_asms): Likewise.
583 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
584 * recog.h: Adjust comment.
585 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
586 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
587 * doc/md.texi: Add a note to description of 'm' constraint.
588 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
590 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
592 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
593 that the bitfield is of integral type before testing its precision.
595 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
596 Sa Liu <saliu@de.ibm.com>
598 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
599 __modti3, __udivti3, __umodti3 and __udivmodti4.
600 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
601 that implement TImode mul and div functions.
602 * config/spu/multi3.c: New. Implement __multi3.
603 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
604 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
607 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
609 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
610 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
611 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
612 tls_sysv_suffix): New mode and mode attribute iterators.
613 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
614 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
615 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
616 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
617 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
620 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
622 PR tree-optimization/36329
623 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
624 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
625 * cgraphbuild.c (initialize_inline_failed): Use the latter
626 macro in lieu of the former.
627 * ipa-inline.c (cgraph_mark_inline): Likewise.
628 (cgraph_decide_inlining_of_small_function): Likewise.
629 (cgraph_decide_inlining): Likewise.
630 (cgraph_decide_inlining_incrementally): Likewise.
632 2008-05-26 Tristan Gingold <gingold@adacore.com>
633 Anatoly Sokolov <aesok@post.ru>
635 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
636 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
637 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
638 optimization for 'avr6' architecture.
640 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
643 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
645 2008-05-26 Richard Guenther <rguenther@suse.de>
647 * tree-ssa-sccvn.c (expr_has_constants): Declare.
648 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
650 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
653 * caller-save.c (insert_restore): Verify alignment of spill space.
654 (insert_save): Likewise.
655 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
656 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
657 (STACK_SLOT_ALIGNMENT): Likewise.
658 * function.c (LOCAL_ALIGNMENT): Removed.
659 (get_stack_local_alignment): New.
660 (assign_stack_local): Use it. Set alignment on stack slot.
661 (assign_stack_temp_for_type): Use get_stack_local_alignment.
662 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
663 (STACK_SLOT_ALIGNMENT): New.
664 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
665 stack slot in XFmode.
667 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
669 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
672 * config/i386/i386.md (allocate_stack_worker_64): Make sure
673 argument operand in rax isn't removed.
675 2008-05-26 Richard Guenther <rguenther@suse.de>
678 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
679 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
681 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
684 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
686 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
688 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
689 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
691 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
693 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
694 build a trampoline if we don't want one.
695 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
696 return zero for nested functions if we don't want a trampoline.
698 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
700 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
702 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
705 * c.opt: Removed undocumented option '-lang-fortran'.
706 * c-common.h: Removed global variable 'lang_fortran'.
707 * c-opts.c (c_common_handle_option): Removed code to handle
708 option '-lang-fortran'. Updated includes.
709 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
710 definition of '__GFORTRAN__'.
711 (define__GNUC__): Reimplemented to use BASEVER and
712 cpp_define_formatted.
713 (builtin_define_with_value_n): Removed.
714 * c-incpath.h: Renamed to ...
715 * incpath.h: ... this.
716 * c-incpath.c: Renamed to ...
717 * incpath.c: ... this. Updated includes.
718 * fix-header.c: Updated includes.
719 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
720 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
721 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
723 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
725 * tree.h: Update the table of flags used on tree nodes.
726 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
727 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
728 (FORCED_LABEL): Add access check.
729 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
730 (ASM_INPUT_P): Likewise.
731 (ASM_VOLATILE_P): Likewise.
732 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
733 (OMP_SECTION_LAST): Access private_flag directly.
734 (OMP_RETURN_NOWAIT): Likewise.
735 (OMP_PARALLEL_COMBINED): Likewise.
736 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
737 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
738 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
739 deprecated_flag directly.
741 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
743 * final.c (frame_pointer_needed): Removed.
744 * flags.h (frame_pointer_needed): Likewise.
746 * function.h (rtl_data): Add frame_pointer_needed.
747 (frame_pointer_needed): New.
749 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
751 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
753 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
755 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
758 2008-05-25 Alan Modra <amodra@bigpond.net.au>
760 * c-common.c (strip_array_types): Move function to..
762 (get_inner_array_type): Delete.
763 * c-common.h (strip_array_types): Move declaration to..
765 (get_inner_array_type): Delete.
766 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
767 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
768 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
769 * config/pa/pa.c (emit_move_sequence): Likewise.
771 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
773 * config/i386/i386.md (*sse_prologue_save_insn): Set length
776 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
778 * function.c: Include target hook for nonlocal_goto frame value.
780 2008-05-24 Richard Guenther <rguenther@suse.de>
782 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
783 variable can be only accessed through a pointer or a union.
785 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
787 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
788 * doc/extend.texi: Likewise.
790 2008-05-23 DJ Delorie <dj@redhat.com>
792 * config/m32c/jump.md (untyped_call): Add.
794 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
796 (m32c_address_cost): Detail costs for indirect offsets.
798 2008-05-23 Rafael Espindola <espindola@google.com>
800 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
801 if a node is a SUBREG.
802 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
805 2008-05-23 Paul Brook <paul@codesourcery.com>
806 Carlos O'Donell <carlos@codesourcery.com>
808 * doc/extend.texi: Clarify use of __attribute__((naked)).
809 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
810 * target.h (gcc_target): Add allocate_stack_slots_for_args.
811 * function.c (use_register_for_decl): Use
812 targetm.calls.allocate_stack_slots_for_args.
813 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
814 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
815 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
817 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
819 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
821 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
823 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
824 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
825 is only rounded once.
827 2008-05-23 Richard Guenther <rguenther@suse.de>
829 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
831 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
832 Jakub Jelinek <jakub@redhat.com>
835 * configure.ac: Handle --enable-cld.
836 * configure: Regenerated.
837 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
838 * config/i386/i386.h (struct machine_function): Add needs_cld field.
839 (ix86_current_function_needs_cld): New define.
840 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
841 (cld): New isns pattern.
842 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
843 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
844 * config/i386/i386.opt (mcld): New option.
845 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
846 TARGET_CLD and ix86_current_function_needs_cld.
847 (override_options): Use -mcld by default for 32-bit code if
850 * doc/install.texi (Options specification): Document --enable-cld.
851 * doc/invoke.texi (Machine Dependent Options)
852 [i386 and x86-64 Options]: Add -mcld option.
853 (Intel 386 and AMD x86-64 Options): Document -mcld option.
855 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
856 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
857 (return_in_memory_64): Likewise.
858 (return_in_memory_ms_64): Likewise.
860 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
862 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
863 * builtins.c (fold_builtin_fpclassify): New.
864 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
865 * builtins.def (BUILT_IN_FPCLASSIFY): New.
866 * c-common.c (handle_type_generic_attribute): Adjust to accept
867 fixed arguments before an elipsis.
868 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
869 * doc/extend.texi: Document __builtin_fpclassify.
871 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
873 * omp-low.c (gate_expand_omp_ssa): Remove.
874 (pass_expand_omp_ssa): Remove.
875 (gate_expand_omp): Do not check for flag_openmp_ssa.
876 * common.opt (-fopenmp-ssa): Remove.
877 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
879 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
881 * config/sh/sh.opt (mfixed-range): New option.
882 * config/sh/sh-protos.h (sh_fix_range): Declare.
883 * config/sh/sh.c (sh_fix_range): New function.
884 * config/sh/sh.h (sh_fixed_range_str): Declare.
885 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
887 * doc/invoke.texi (SH Options): Document -mfixed-range.
889 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
891 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
892 it before the redeclaration.
894 2008-05-22 Anatoly Sokolov <aesok@post.ru>
896 * config/avr/avr.c (get_sequence_length): Add new function.
897 (expand_prologue, expand_epilogue): Remove duplicate code.
899 2008-05-22 Rafael Espindola <espindola@google.com>
901 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
904 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
906 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
907 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
909 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
910 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
911 (vect_update_misalignment_for_peel): Likewise.
912 (vector_alignment_reachable_p): Likewise.
913 * tree-vect-transform.c (vectorizable_load): Likewise.
914 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
915 (get_vectype_for_scalar_type): Pass mode of scalar_type
916 to UNITS_PER_SIMD_WORD.
918 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
919 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
920 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
921 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
922 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
924 2008-05-22 Ira Rosen <irar@il.ibm.com>
926 PR tree-optimization/36293
927 * tree-vect-transform.c (vect_transform_strided_load): Don't check
928 if the first load must be skipped because of a gap.
930 2008-05-22 Richard Guenther <rguenther@suse.de>
932 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
933 more cases of offset disambiguation that is possible if
934 strict-aliasing rules apply.
935 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
936 for basic offset and type-based disambiguation.
938 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
940 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
941 ix86_expand_vector_set on V16QImode for SSE4.1.
943 2008-05-21 Tom Tromey <tromey@redhat.com>
945 * c.opt (Wimport): Mark as undocumented.
946 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
948 (Warning Options): Likewise.
949 * doc/cppopts.texi: Don't mention -Wimport.
951 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
953 PR tree-optimization/36287
954 PR tree-optimization/36286
955 * lambda-code.c (build_access_matrix): Do not use the loop->num
956 for computing the number of induction variables: use the loop depth
959 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
962 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
963 option -f(no-)leading-underscore.
965 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
967 * config/i386/i386.c (ix86_expand_vector_init_general): Use
968 GET_MODE_NUNITS (mode).
970 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
972 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
973 (-mmulhw): Add 464 to description.
975 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
976 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
978 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
979 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
980 * config/rs6000/rs6000.md: Update comments for 464.
982 2008-05-21 Janis Johnson <janis187@us.ibm.com>
984 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
986 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
988 * config/i386/sse.md (vec_extractv4sf): Removed.
989 (vec_extractv2df): Likewise.
990 (vec_extractv2di): Likewise.
991 (vec_extractv4si): Likewise.
992 (vec_extractv8hi): Likewise.
993 (vec_extractv16qi): Likewise.
994 (vec_extract<mode>): New.
996 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
998 * config/i386/sse.md (vec_setv4sf): Removed.
999 (vec_setv2df): Likewise.
1000 (vec_setv2di): Likewise.
1001 (vec_setv4si): Likewise.
1002 (vec_setv8hi): Likewise.
1003 (vec_setv16qi): Likewise.
1004 (vec_set<mode>): New.
1006 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1008 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
1009 goto for vec_concat and vec_interleave.
1011 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1013 * config/i386/sse.md (vec_initv4sf): Removed.
1014 (vec_initv2df): Likewise.
1015 (vec_initv2di): Likewise.
1016 (vec_initv4si): Likewise.
1017 (vec_initv8hi): Likewise.
1018 (vec_initv16qi): Likewise.
1019 (vec_init<mode>): New.
1021 2008-05-21 Joseph Myers <joseph@codesourcery.com>
1023 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
1025 2008-05-21 Tom Tromey <tromey@redhat.com>
1027 * ggc-zone.c (lookup_page_table_if_allocated): New function.
1028 (zone_find_object_offset): Likewise.
1029 (gt_ggc_m_S): Likewise.
1030 (highest_bit): Likewise.
1031 * ggc-page.c (gt_ggc_m_S): New function.
1032 * stringpool.c (string_stack): Remove.
1033 (init_stringpool): Update.
1034 (ggc_alloc_string): Use ggc_alloc.
1035 (maybe_delete_ident): New function.
1036 (ggc_purge_stringpool): Likewise.
1037 (gt_ggc_m_S): Remove.
1038 * ggc-common.c (ggc_protect_identifiers): New global.
1039 (ggc_mark_roots): Call ggc_purge_stringpool. Use
1040 ggc_protect_identifiers.
1041 * ggc.h (ggc_protect_identifiers): Declare.
1042 (gt_ggc_m_S): Update.
1043 (ggc_purge_stringpool): Declare.
1044 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
1045 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
1047 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
1049 2008-05-21 David S. Miller <davem@davemloft.net>
1051 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
1054 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
1056 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
1059 2008-05-20 David Daney <ddaney@avtrex.com>
1061 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
1062 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
1063 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1064 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1065 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
1066 (atomic_hiqi_op): New define_code_iterator.
1067 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
1068 mips_expand_compare_and_swap_12.
1069 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
1070 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
1071 (sync_<optab><mode>, sync_old_<optab><mode>,
1072 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1073 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
1074 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
1075 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
1076 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
1077 (test_and_set_12): New insn.
1078 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
1079 sync_new_<optab><mode>, sync_old_nand<mode>,
1080 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
1081 clobber to operand 0 for SI and DI mode insns.
1082 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
1083 mips_gen_fn_4): New typedefs.
1084 (mips_gen_fn_ptrs): Define new union type.
1085 (mips_expand_compare_and_swap_12): Remove declaration.
1086 (mips_expand_atomic_qihi): Declare function.
1087 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
1088 (mips_expand_atomic_qihi): ... this. Use new generator function
1090 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
1091 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
1092 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
1093 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
1094 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
1095 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
1096 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
1097 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
1098 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
1099 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
1102 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
1104 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
1107 2008-05-20 Anatoly Sokolov <aesok@post.ru>
1109 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
1110 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
1111 (avr_attribute_table): Add 'OS_main' function attribute.
1112 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
1113 functions with 'OS_main' attribute.
1115 2008-05-20 Richard Guenther <rguenther@suse.de>
1117 PR tree-optimization/35204
1118 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
1119 helper, split out from ...
1120 (DFS): ... here. Make the DFS walk non-recursive.
1122 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
1123 Jan Sjodin <jan.sjodin@amd.com>
1125 PR tree-optimization/36181
1126 * tree-parloops.c (loop_has_vector_phi_nodes): New.
1127 (parallelize_loops): Don't parallelize when the loop has vector
1130 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1131 Sebastian Pop <sebastian.pop@amd.com>
1133 * tree-loop-linear.c (gather_interchange_stats): Look in the access
1134 matrix, and never look at the tree representation of the memory
1136 (linear_transform_loops): Computes parameters and access matrices.
1137 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
1139 (access_matrix_get_index_for_parameter): New.
1140 * tree-data-ref.h (struct access_matrix): New.
1141 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
1142 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
1143 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
1144 am_vector_index_for_loop): New.
1145 (struct data_reference): Add field access_matrix.
1146 (DR_ACCESS_MATRIX): New.
1147 (compute_data_dependences_for_loop): Update declaration.
1148 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
1149 * lambda.h (lambda_vector_vec_p): Declared.
1150 * lambda-code.c: Depend on pointer-set.h.
1151 (lambda_collect_parameters_from_af, lambda_collect_parameters,
1152 av_for_af_base, av_for_af, build_access_matrix,
1153 lambda_compute_access_matrices): New.
1154 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
1156 2008-05-20 Joseph Myers <joseph@codesourcery.com>
1158 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
1161 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1162 Sebastian Pop <sebastian.pop@amd.com>
1164 PR tree-optimization/36206
1165 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
1167 (instantiate_scev_1): Rename flags to fold_conversions.
1168 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
1169 outeside instantiation_loop.
1170 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
1171 (evolution_function_is_affine_or_constant_p): Removed.
1172 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
1174 (analyze_siv_subscript): Pass in the loop nest number.
1175 Call evolution_function_is_affine_in_loop instead of
1176 evolution_function_is_affine_p.
1177 (analyze_overlapping_iterations): Pass in the loop nest number.
1179 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1180 Sebastian Pop <sebastian.pop@amd.com>
1182 PR tree-optimization/36206
1183 * tree-chrec.h (chrec_fold_op): New.
1184 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
1187 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
1189 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
1191 (remove_duplicates): Do not set inode on non-inode systems.
1194 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
1196 * config.gcc (tm_file): Update comments about relative pathnames.
1198 2008-05-20 Richard Guenther <rguenther@suse.de>
1200 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
1201 * tree-ssa-sccvn.c (process_scc): Likewise.
1202 * tree-ssa-sink.c (execute_sink_code): Likewise.
1203 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
1204 * tree-vrp.c (process_assert_insertions): Likewise.
1205 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
1206 (perform_tree_ssa_dce): Likewise.
1207 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1208 (dump_dominator_optimization_stats): Likewise.
1209 * tree-vectorizer.c (vectorize_loops): Likewise.
1211 2008-05-20 Richard Guenther <rguenther@suse.de>
1213 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
1215 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
1217 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
1218 (ix86_i386elf_return_in_memory): Likewise.
1219 (ix86_i386interix_return_in_memory): Likewise.
1220 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
1221 (SUBTARGET_RETURN_IN_MEMORY): New.
1222 * config/i386/i386elf.h: Likewise.
1223 * config/i386/ptx4-i.h: Likewise.
1224 * config/i386/sol2-10.h: Likewise.
1225 * config/i386/sysv4.h: Likewise.
1226 * config/i386/vx-common.h: Likewise.
1227 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
1228 * config/i386/i386.c (ix86_return_in_memory): Made static and
1229 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
1230 (ix86_i386elf_return_in_memory): Removed.
1231 (ix86_i386interix_return_in_memory): Removed.
1232 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
1233 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
1235 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
1237 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
1239 2008-05-19 Xinliang David Li <davidxl@google.com>
1241 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
1243 * common.opt: Ditto.
1244 * doc/invoke.texi: Ditto.
1246 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
1248 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
1249 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
1251 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1253 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
1254 sizes of operand array from 8/4 to 4/2.
1255 (ix86_expand_vector_init_general): Change size of operand array
1256 from 32 to 16. Remove op0, op1 and half_mode.
1258 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1260 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
1261 (ix86_expand_vector_init_interleave): Likewise.
1262 (ix86_expand_vector_init_general): Use them. Assert
1263 word_mode == SImode when n_words == 4.
1265 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
1267 * config/i386/i386.c (ix86_secondary_reload): New static function.
1268 (TARGET_SECONDARY_RELOAD): New define.
1269 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1270 * config/i386/i386.md (reload_outqi): Remove.
1272 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1275 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
1276 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
1277 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
1278 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
1279 (fold_builtin_1): Likewise.
1280 * builtins.def (BUILT_IN_ISINF_SIGN): New.
1281 c-common.c (check_builtin_function_arguments): Handle
1282 BUILT_IN_ISINF_SIGN.
1283 * doc/extend.texi: Document __builtin_isinf_sign.
1284 * fold-const.c (operand_equal_p): Handle COND_EXPR.
1286 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
1288 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
1289 EH cleanup at the end of the pass, search for those that have been
1290 turned into forwarder blocks and do the cleanup on their successor.
1292 2008-05-18 Richard Guenther <rguenther@suse.de>
1294 * tree-cfg.c (verify_gimple_expr): Allow conversions from
1295 pointers to sizetype and vice versa.
1297 2008-05-18 Xinliang David Li <davidxl@google.com>
1299 * gcc/tree-ssa-dce.c: Coding style fix.
1300 (check_pow): Documentation comment.
1301 (check_log): Documenation comment. Coding style fix.
1302 (is_unnecessary_except_errno_call): Ditto.
1303 (gen_conditions_for_pow): Ditto.
1304 (gen_conditions_for_log): Ditto.
1305 (gen_shrink_wrap_conditions): Ditto.
1306 (shrink_wrap_one_built_in_calls): Ditto.
1307 * gcc/doc/invoke.texi: Better documentation string.
1308 * ChangeLog: Fix wrong change log entries from
1309 May 17 checkin on function call DCE.
1311 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
1313 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
1315 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1317 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
1318 * df-problems.c (simulation routines): Fixed block comment to
1319 properly say how to add forwards scanning functions.
1321 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1323 * tree-inline.c (setup_one_parameter): Remove dead code.
1325 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1327 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
1328 a BIT_AND_EXPR only for an INTEGER_TYPE.
1330 2008-05-17 Xinliang David Li <davidxl@google.com>
1332 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
1333 (check_pow, check_log, is_unnecessary_except_errno_call): New
1334 functions to check for eliminating math functions that are pure
1335 except for setting errno.
1336 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
1337 general condition expressions for shrink-wrapping pow/log calls.
1338 (gen_shrink_wrap_conditions): Ditto.
1339 (shrink_wrap_one_built_in_call): Ditto.
1340 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
1341 (mark_operand_necessary): If debugging, output if OP is necessary.
1342 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
1344 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
1346 * gcc/common.opt: New user flag -ftree-builtin-dce.
1347 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
1349 2008-05-16 David S. Miller <davem@davemloft.net>
1351 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
1352 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1354 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
1357 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
1359 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1361 * ifcvt.c (dead_or_predicable): Rename
1362 df_simulate_one_insn_backwards to df_simulate_one_insn.
1363 * recog.c (peephole2_optimize): Ditto.
1364 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
1366 * df.h: Rename df_simulate_one_insn_backwards to
1367 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
1368 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
1369 scanning of defs and uses.
1370 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
1371 (df_simulate_one_insn_forwards): Removed.
1373 2008-05-16 Doug Kwan <dougkwan@google.com>
1375 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
1377 (real_from_string): Handle NaNs and Inf as approriate.
1379 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
1381 * doc/gty.texi (Source Files Containing Type Information): Note
1382 that headers should appear first in the gtfiles list.
1384 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1386 * tree.def (COND_EXEC): Properly documented this code.
1388 2008-05-16 Diego Novillo <dnovillo@google.com>
1390 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
1391 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
1394 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1396 * tree-ssa-dse (max_stmt_uid): Removed.
1397 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
1398 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
1399 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
1400 * function.h (cfun.last_stmt_uid): New field.
1401 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
1402 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
1404 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
1405 (create_stmt_ann): Initialize the ann->uid field.
1406 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
1408 * tree-flow.h (renumber_gimple_stmt_uids): New function.
1410 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
1412 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
1413 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
1414 (init_empty_tree_cfg): Call it.
1416 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1418 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
1421 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1423 * doc/invoke.text (-fdump-tree-*-verbose): New option.
1424 * tree-dump.c (dump_options): New verbose option.
1425 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
1427 * tree-pass.h (TDF_VERBOSE): New dump flag.
1428 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
1429 (tree-flow.h): Added include.
1430 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
1432 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
1434 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
1436 From Jie Zhang <jie.zhang@analog.com>
1437 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1438 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
1439 mcpu=bf561-none and mcpu=bf561-0.2.
1440 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1441 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
1442 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1443 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
1444 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
1445 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
1446 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
1448 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
1449 (cputype_selected): Remove.
1450 (bfin_handle_option): Don't use cputype_selected.
1451 (override_options): When no mcpu option, enable all workarounds.
1452 Don't use bfin_workarounds.
1453 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
1455 (DEFAULT_CPU_TYPE): Don't define.
1457 2008-05-16 Richard Guenther <rguenther@suse.de>
1459 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
1460 on deletion of the last stmt.
1462 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1464 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
1465 V8HImode for SSE2 and V16QImode for SSE4.1.
1467 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1469 * cgraph.h (compute_inline_parameters): Made public.
1470 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
1471 variable_generate_summary, function_write_summary,
1472 variable_write_summary, variable_read_summary. Added generate_summary,
1473 write_summary, read_summary.
1474 * cgraphunit.c (cgraph_process_new_functions): Changed call from
1475 pass_ipa_inline.function_generate_summary, to
1476 compute_inline_parameters.
1477 * ipa-inline.c (compute_inline_parameters): Made public and added
1479 (compute_inline_parameters_for_current): New function.
1480 (pass_inline_param): Now calls compute_inline_parameters_for_current.
1481 (inline_generate_summary): Removed parameter and made to loop over
1483 (pass_ipa_inline): Updated for new IPA_PASS structure.
1484 * passes.c (execute_ipa_summary_passes): Now is called once per
1485 pass rather than once per node*pass.
1487 2008-05-15 Anatoly Sokolov <aesok@post.ru>
1489 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
1490 avr_have_mul_p, avr_asm_only_p): Remove variables.
1491 (avr_override_options): Remove initialization of removed variables.
1492 (avr_file_start): Convert removed variables to fields of
1493 'struct base_arch_s *avr_current_arch'.
1494 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
1495 (AVR_HAVE_MUL): (Ditto.).
1496 (AVR_HAVE_MOVW): (Ditto.).
1497 (AVR_HAVE_LPMX): (Ditto.).
1498 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
1499 avr_asm_only_p): Remove declaration.
1501 2008-05-15 Diego Novillo <dnovillo@google.com>
1503 * config/arm/arm.c (arm_return_in_memory): Fix return type.
1504 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
1506 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
1509 * combine.c (check_conversion): Rename back to check_promoted_subreg.
1510 Don't call record_truncated_value from here.
1511 (record_truncated_value): Turn it into a for_each_rtx callback.
1512 (record_truncated_values): New function.
1513 (combine_instructions): Call note_uses with record_truncated_values.
1514 Change name of check_conversion to check_promoted_subreg.
1516 2008-05-15 Janis Johnson <janis187@us.ibm.com>
1518 * doc/sourcebuild.texi: Document support for torture tests.
1520 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1522 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
1523 to alternative 4 of operand 2.
1525 2008-05-15 Richard Guenther <rguenther@suse.de>
1527 * tree-pass.h (current_pass): Declare.
1528 (get_pass_for_id): Likewise.
1529 * passes.c (passes_by_id, passes_by_id_size): New globals.
1530 (set_pass_for_id): New function.
1531 (get_pass_for_id): Likewise.
1532 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
1533 (execute_function_todo): Flush per function statistics.
1534 * toplev.c (compile_file): Init statistics.
1535 (general_init): Do early statistics initialization.
1536 (finalize): Finish statistics.
1537 * statistics.h (statistics_early_init): Declare.
1538 (statistics_init): Likewise.
1539 (statistics_fini): Likewise.
1540 (statistics_fini_pass): Likewise.
1541 (statistics_counter_event): Likewise.
1542 (statistics_histogram_event): Likewise.
1543 * statistics.c: New file.
1544 * Makefile.in (OBJS-common): Add statistics.o.
1545 (statistics.o): Add dependencies.
1546 * doc/invoke.texi (-fdump-statistics): Document.
1548 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
1550 (execute_pre): Use statistics_counter_event.
1551 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
1552 (substitute_and_fold): Increment it. Use statistics_counter_event.
1554 2008-05-15 Diego Novillo <dnovillo@google.com>
1556 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
1558 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
1559 * tree-ssa-alias.c (new_type_alias): Remove references to
1560 sub-variables from comment.
1561 * tree-ssa-operands.c (swap_tree_operands): Likewise.
1563 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1565 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
1566 attribute to 1 only for insertps alternative.
1568 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1570 * config/bfin/bfin.md (loadbytes): New pattern.
1571 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
1572 (bfin_init_builtins): Initialize it.
1573 (bdesc_1arg): Add it.
1575 2008-05-15 Sa Liu <saliu@de.ibm.com>
1577 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
1578 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
1579 * testsuite/lib/target-supports.exp: Add
1580 check_effective_target_fortran_integer_16.
1582 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1584 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
1585 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
1586 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
1587 (TARGET_RETURN_IN_MEMORY): Define.
1589 2008-05-15 Richard Guenther <rguenther@suse.de>
1592 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
1593 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
1594 represent unmodifiable vars.
1596 2008-05-15 Richard Guenther <rguenther@suse.de>
1598 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
1599 INDIRECT_REF and TARGET_MEM_REF.
1600 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1603 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1604 H.J. Lu <hongjiu.lu@intel.com>
1606 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
1607 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
1608 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
1609 insn alternatives. Add missing alternatives.
1610 (*vec_concatv2di_rex64_sse4_1): Likewise.
1611 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
1612 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
1615 2008-05-15 Richard Guenther <rguenther@suse.de>
1617 PR tree-optimization/36009
1618 PR tree-optimization/36204
1619 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
1620 (determine_invariantness_stmt): Record the loop a store is
1622 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
1625 2008-05-15 Richard Guenther <rguenther@suse.de>
1627 PR tree-optimization/34330
1628 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
1629 through the pointer will alias the SMT.
1631 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
1633 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
1635 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
1637 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
1639 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1640 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1642 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
1643 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
1644 (vashl_optab): New optab for vector/vector shifts.
1645 (vashr_optab): Ditto.
1646 (vlshr_optab): Ditto.
1647 (vrotl_optab): Ditto.
1648 (vrotr_optab): Ditto.
1649 (optab_subtype): New enum for optab_for_tree_code call.
1650 (optab_for_tree_code): Add enum optab_subtype argument.
1652 * optabs.c (optab_for_tree_code): Take an additional argument to
1653 distinguish between a vector shift by a scalar and vector shift by
1654 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
1655 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
1656 vector shift by a vector.
1657 (expand_widen_pattern_expr): Pass additional argument to
1658 optab_for_tree_code.
1660 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
1661 vrotl_optab, vrotr_optab.
1663 * expr.c (expand_expr_real_1): Update calls to
1664 optab_for_tree_code to distinguish between vector shifted by a
1665 scalar and vector shifted by a vector.
1666 * tree-vectorizer.c (supportable_widening_operation): Ditto.
1667 (supportable_narrowing_operation): Ditto.
1668 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
1669 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
1670 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
1671 (vect_create_epilog_for_reduction): Ditto.
1672 (vectorizable_reduction): Ditto.
1673 (vectorizable_operation): Ditto.
1674 (vect_strided_store_supported): Ditto.
1675 (vect_strided_load_supported): Ditto.
1676 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1677 * expmed.c (expand_shift): Ditto.
1679 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
1681 (ashr@var{m}3): Ditto.
1682 (vashl@var{m}3): Document new vector/vector shift standard name.
1683 (vashr@var{m}3): Ditto.
1684 (vlshr@var{m}3): Ditto.
1685 (vrotl@var{m}3): Ditto.
1686 (vrotr@var{m}3): Ditto.
1688 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
1689 (PPERM_INVERT): Ditto.
1690 (PPERM_REVERSE): Ditto.
1691 (PPERM_REV_INV): Ditto.
1692 (PPERM_ZERO): Ditto.
1693 (PPERM_ONES): Ditto.
1694 (PPERM_SIGN): Ditto.
1695 (PPERM_INV_SIGN): Ditto.
1696 (PPERM_SRC1): Ditto.
1697 (PPERM_SRC2): Ditto.
1699 * config/i386/sse.md (mulv2di3): Add SSE5 support.
1700 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
1701 allows a memory operand to be the value being added, and split it
1702 to improve vectorization.
1703 (sse5_pmacsdqh_mem): Ditto.
1704 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
1705 (sse5_mulv2div2di3_high): Ditto.
1706 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
1707 (vec_pack_trunc_v4si): Ditto.
1708 (vec_pack_trunc_v2di): Ditto.
1709 (sse5_pcmov_<mode>): Remove code that tried to use use
1710 andps/andnps instead of pcmov.
1711 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
1712 pmacsdqh instructions.
1713 (vec_widen_smult_lo_v4si): Ditto.
1715 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
1716 (PPERM_INVERT): Ditto.
1717 (PPERM_REVERSE): Ditto.
1718 (PPERM_REV_INV): Ditto.
1719 (PPERM_ZERO): Ditto.
1720 (PPERM_ONES): Ditto.
1721 (PPERM_SIGN): Ditto.
1722 (PPERM_INV_SIGN): Ditto.
1723 (PPERM_SRC1): Ditto.
1724 (PPERM_SRC2): Ditto.
1725 (ix86_expand_sse_movcc): Move the SSE5 test after the if
1727 (ix86_expand_int_vcond): If SSE5 generate all possible integer
1729 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
1730 says ignore whether the last reference is a memory operand.
1732 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1733 Paolo Bonzini <bonzini at gnu dot org>
1735 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
1738 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
1739 (vlshr<mode>3): Rename from vlshr<mode>3.
1740 (vashr<mode>3): Rename from vashr<mode>3.
1741 (mulv4sf3): Change the names of vector shift patterns.
1745 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
1748 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
1773 * config/spu/spu.md (v): New iterator macro to add v for vector types.
1774 (floatunssidf2_internal): Change vector/vector shift names.
1775 (floatunsdidf2_internal): Ditto.
1782 (vashl<mode>3): Rename from ashl<mode>3.
1783 (vashr<mode>3): Rename from ashr<mode>3.
1784 (vlshr<mode>3): Rename from lshr<mode>3.
1785 (vrotl<mode>3): Rename from rotl<mode>3.
1787 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1790 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
1791 multiply gives the wrong value when doing widening multiplies.
1792 (vec_widen_smult_lo_v4si): Ditto.
1794 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1796 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
1797 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
1798 emit_library_call_value.
1799 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
1800 * tree.h (ECF_LIBCALL_BLOCK): Removed.
1801 * calls.c (initialize_argument_information, precompute_arguments,
1802 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
1803 (precompute_arguments): Removed flags parameter.
1804 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
1806 2008-05-14 Richard Guenther <rguenther@suse.de>
1808 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
1809 Make sure to register the store if the use is a PHI_NODE.
1811 2008-05-14 Olivier Hainque <hainque@adacore.com>
1813 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1814 memory if the component is to be referenced in BLKmode according
1815 to get_inner_reference.
1817 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
1819 * calls.c (emit_library_call_value_1): Restore code clearing
1820 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
1822 2008-05-14 Olivier Hainque <hainque@adacore.com>
1823 Nicolas Roche <roche@adacore.com>
1825 * configure.ac: Add support for a "gcc_subdir" variable in
1826 config-lang.in, to denote a subdirectory where the language/GCC
1827 integration files are to be found.
1828 * configure: Regenerate.
1830 2008-05-14 Ira Rosen <irar@il.ibm.com>
1832 PR tree-optimization/36098
1833 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
1834 value for the first load in the group in case of a gap.
1835 (vect_build_slp_tree): Check that there are no gaps in loads.
1837 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1839 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
1840 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
1841 expand_copysign_bit, ): Change call to emit_no_conflict_block to
1842 emit_insn and remove unneeded code to construct extra args.
1843 (emit_no_conflict_block): Removed.
1844 * optabls.h: (emit_no_conflict_block): Removed.
1845 * cse.c (cse_extended_basic_block): Remove search for
1846 REG_NO_CONFLICT note.
1847 * global.c: Removed incorrect comment added in revision 117.
1848 * expr.c (convert_move): Change call to emit_no_conflict_block to
1850 * recog.c: Change comments so that they do not mention
1852 * local_alloc.c (combine_regs): Removed last parameter.
1853 (no_conflict_p): Removed.
1854 (block_alloc): Removed note, no_conflict_combined_regno and set
1855 local vars. Removed all code to process REG_NO_CONFLICT blocks.
1856 (combine_regs): Removed already_dead and code to look for
1857 REG_NO_CONFLICT notes.
1858 * lower_subreg (remove_retval_note): Removed code to look for
1859 REG_NO_CONFLICT block.
1860 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
1861 (resolve_clobber): Remove code to process libcalls that have
1862 REG_NO_CONFLICT notes.
1863 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
1865 * combine.c (can_combine_p, distribute_notes): Removed
1866 REG_NO_CONFLICT case.
1867 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
1869 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
1870 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
1872 * reg-notes.def (NO_CONFLICT): Removed.
1874 2008-05-14 David S. Miller <davem@davemloft.net>
1876 * config/sparc/sparc.c (sparc_profile_hook): If
1877 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
1878 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
1879 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1881 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
1883 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
1885 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
1888 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
1889 and op1 expansion before vector concat to have less live pseudos.
1891 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
1893 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
1894 ix86_expand_vector_set if supported.
1896 2008-05-13 Diego Novillo <dnovillo@google.com>
1897 Kenneth Zadeck <zadeck@naturalbridge.com>
1899 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
1901 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
1902 phinodes_print_statistics, init_ssanames, fini_ssanames,
1903 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
1904 release_ssa_name, release_defs, replace_ssa_name_symbol,
1905 ssanames_print_statistics): Move ...
1906 * tree-flow.h: ... here.
1907 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
1908 Use FN instead of cfun.
1909 (make_ssa_name_fn): Rename from make_ssa_name.
1910 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
1911 * tree-flow-inline.h (make_ssa_name): Move from
1912 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
1913 * omp-low.c (expand_omp_parallel):
1914 * tree-flow-inline.h (redirect_edge_var_map_result):
1915 * tree-ssa.c (init_tree_ssa): Add argument FN.
1916 Use it instead of cfun. Update all users.
1918 2008-05-13 Tom Tromey <tromey@redhat.com>
1920 PR preprocessor/22168:
1921 * doc/cpp.texi (Top): Update menu.
1922 (Alternatives to Wrapper #ifndef): New node.
1923 (Other Directives): Document deprecation.
1924 (Obsolete Features): Remove menu.
1925 (Assertions): Merge node into Obsolete Features.
1926 (Obsolete once-only headers): Move earlier; rename to Alternatives
1928 * doc/cppopts.texi: Update.
1929 * c.opt (Wdeprecated): Enable for C and ObjC.
1930 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
1931 (C++ Dialect Options): Move -Wno-deprecated from here to...
1932 (Warning Options): ... here.
1934 2008-05-13 Richard Guenther <rguenther@suse.de>
1937 * fold-const.c (fold_sign_changed_comparison): Do not allow
1938 changes in pointer-ness.
1940 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1943 * config/sh/sh.c (sh_expand_prologue): Don't clear
1944 RTX_FRAME_RELATED_P for push insns.
1946 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
1948 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
1950 2008-05-12 Anatoly Sokolov <aesok@post.ru>
1952 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
1953 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
1954 Use 'machine->is_leaf' instead of 'leaf_func_p'.
1956 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
1958 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
1959 (*vec_concatv4sf_sse): This.
1960 (*sse2_concatv2si): Renamed to ...
1961 (*vec_concatv2si_sse2): This.
1962 (*sse1_concatv2si): Renamed to ...
1963 (*vec_concatv2si_sse): This.
1964 (*vec_concatv2di_rex): Renamed to ...
1965 (*vec_concatv2di_rex64): This.
1966 (*vec_concatv2si_sse4_1): New.
1967 (*vec_concatv2di_rex64_sse4_1): Likewise.
1969 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
1971 PR rtl-optimization/36111
1972 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
1973 that was created for swappable operands.
1975 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
1978 * Makefile.in: Substitute GNATMAKE and GNATBIND.
1979 * configure.ac: Add call to ACX_PROG_GNAT.
1981 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
1983 * optc-gen.awk: Fix comment typo.
1985 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1987 * pretty-print.c (pp_integer_with_precision): Use
1988 HOST_LONG_LONG_FORMAT.
1990 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
1992 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
1994 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
1996 * config/i386/i386.c (bdesc_ptest): Removed.
1997 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
1998 (bdesc_args): Add __builtin_ia32_ptestz128,
1999 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
2000 (ix86_init_mmx_sse_builtins): Updated.
2001 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
2002 (ix86_expand_builtin): Updated.
2004 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
2006 * tree-cfg.c (valid_fixed_convert_types_p): New function.
2007 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
2009 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
2011 * value-prof.c (interesting_stringop_to_profile): Do not
2012 return early for BUILT_IN_MEMPCPY.
2014 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
2016 * calls.c (expand_call): Don't use callgraph to increase
2017 preferred_stack_boundary.
2019 * cgraph.h (cgraph_rtl_info): Use unsigned on
2020 preferred_incoming_stack_boundary.
2022 * final.c (rest_of_clean_state): Use unsigned on
2023 preferred_stack_boundary.
2025 2008-05-09 Tom Tromey <tromey@redhat.com>
2027 PR preprocessor/22231:
2028 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
2031 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
2033 PR tree-optimization/36129
2034 * tree-ssa-ccp.c: Include value-prof.h.
2035 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
2036 built-in function was folded to a constant.
2037 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
2039 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
2040 Sebastian Pop <sebastian.pop@amd.com>
2042 * tree-scalar-evolution.c: Document instantiate_scev.
2043 (instantiate_parameters_1): Renamed instantiate_scev_1.
2044 Don't use the same loop for instantiation_loop and evolution_loop.
2045 (instantiate_scev): New.
2046 (instantiate_parameters): Moved...
2047 (resolve_mixers): Update call to instantiate_scev_1 to pass the
2048 same loop twice. Maintains the semantics for this function.
2049 * tree-scalar-evolution.h (instantiate_scev): Declare.
2050 (instantiate_parameters): ...here. Now static inline.
2051 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
2052 instead of resolve_mixers.
2054 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2056 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
2058 2008-05-09 Tomas Bily <tbily@suse.cz>
2060 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
2061 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
2062 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2063 * c-common.c (c_common_truthvalue_conversion): Likewise.
2064 * tree-object-size.c (compute_object_offset): Likewise.
2065 * tree-inline.c (estimate_num_insns_1): Likewise.
2066 * varasm.c (const_hash_1, compare_constant, copy_constant)
2067 (compute_reloc_for_constant, output_addressed_constants)
2068 (initializer_constant_valid_p): Likewise.
2069 * c-omp.c (check_omp_for_incr_expr): Likewise.
2070 * gimplify.c (gimplify_expr): Likewise.
2071 * c-typeck.c (c_finish_return): Likewise.
2072 * tree-vectorizer.c (supportable_widening_operation)
2073 (supportable_narrowing_operation): Likewise.
2074 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
2075 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
2076 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
2077 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
2078 (descr_info_loc): Likewise.
2079 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2080 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
2081 (fold_unary): Likewise.
2082 * builtins.c (get_pointer_alignment): Likewise.
2083 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
2084 (instantiate_parameters_1): Likewise.
2085 * tree.c (expr_align, stabilize_reference): Likewise.
2086 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
2087 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
2088 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
2089 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2090 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
2091 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
2093 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
2094 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
2095 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
2096 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
2097 (forward_propagate_comparison)
2098 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2099 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
2100 * emit-rtl.c (component_ref_for_mem_expr)
2101 (set_mem_attributes_minus_bitpos): Likewise.
2102 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
2103 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
2105 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
2106 (build_function_call, pointer_diff, build_compound_expr)
2107 (c_finish_return): Likewise.
2108 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
2109 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
2111 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
2112 * expr.c (is_aligning_offset): Likewise.
2113 * tree-ssa-alias.c (is_escape_site): Likewise.
2114 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
2115 (check_all_va_list_escapes): Likewise.
2116 * tree-ssa-loop-ivopts.c (determine_base_object)
2117 (determine_common_wider_type): Likewise.
2118 * dojump.c (do_jump): Likewise.
2119 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
2120 * tree-gimple.c (is_gimple_cast): Likewise.
2121 * fold-const.c (decode_field_reference, )
2122 (fold_sign_changed_comparison, fold_unary, fold_comparison)
2123 (fold_binary): Likewise.
2124 * tree-ssa-alias-warnings.c (find_alias_site_helper)
2125 (already_warned_in_frontend_p): Likewise.
2126 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
2127 * tree.c (really_constant_p, get_unwidened): Likewise.
2128 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
2129 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
2130 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
2132 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
2134 (CONVERT_EXPR_P): Define.
2135 (CASE_CONVERT): Define.
2137 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
2140 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
2141 (delete_unmarked_insns): When deleting a call, call
2142 delete_unreachable_blocks.
2143 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2144 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
2146 2008-05-08 Richard Guenther <rguenther@suse.de>
2148 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
2149 (-ftree-salias): Likewise.
2150 (salias-max-implicit-fields): Remove param documentation.
2151 (salias-max-array-elements): Likewise.
2152 * tree-pass.h (pass_create_structure_vars): Remove.
2153 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2154 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2155 * tree-ssa-alias.c (create_structure_vars): Remove.
2156 (gate_structure_vars): Likewise.
2157 (pass_create_structure_vars): Likewise.
2158 (gate_build_alias): Likewise.
2159 (pass_build_alias): Adjust to run always and dump the function.
2160 * common.opt (ftree-salias): Hide.
2161 * passes.c (init_optimization_passes): Remove
2162 pass_create_structure_vars, adjust comment.
2163 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2164 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2165 * opts.c (decode_options): Do not set flag_tree_salias.
2166 (common_handle_option): Add OPT_ftree_salias to the backward
2167 compatibility section.
2169 2008-05-08 Richard Guenther <rguenther@suse.de>
2171 * tree-flow-inline.h (var_can_have_subvars): Move ...
2172 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
2173 * tree-flow.h (var_can_have_subvars): Remove.
2174 (push_fields_onto_fieldstack): Remove.
2175 (sort_fieldstack): Likewise.
2176 (struct fieldoff): Move ...
2177 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
2178 alias_set and base_for_components fields.
2179 (sort_fieldstack): Make static.
2180 (push_fields_onto_fieldstack): Likewise. Remove code that
2181 handles anything but RECORD_TYPEs. Remove alias_set and
2182 base_for_components handling.
2183 (create_variable_info_for): Adjust.
2185 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
2187 * common.opt (Wframe-larger-than=): Shorten the help message
2189 * doc/invoke.texi (Wframe-larger-than=): Add more description.
2191 2008-05-08 Rafael Espindola <espindola@google.com>
2193 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
2195 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
2196 trap and that both operands are gimple values.
2197 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
2198 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
2201 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2203 * read-rtl.c (join_c_conditions): Return the first string if the
2204 two strings are equal.
2206 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2208 * gensupport.h (pred_data): Add a "num_codes" field.
2209 (add_predicate_code): Declare.
2210 * gensupport.c (add_predicate_code): New function.
2211 (std_pred_table): Add an "allows_const_p" field.
2212 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
2213 Remove the (incomplete) list of such codes from the codes field.
2214 (init_predicate_table): Use add_predicate_code. Add all
2215 RTX_CONST_OBJs if allows_const_p is true.
2216 * genrecog.c (process_define_predicate): Use add_predicate_code.
2218 2008-05-08 David Daney <ddaney@avtrex.com>
2219 Richard Sandiford <rsandifo@nildram.co.uk>
2221 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
2222 special case of constant zero operands.
2223 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
2224 old and new values. Special case constant zero values.
2225 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
2227 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
2228 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
2230 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
2233 * simplify-rtx.c (simplify_plus_minus): Create CONST of
2234 similar RTX_CONST_OBJ before CONST_INT.
2236 2008-05-08 Steve Ellcey <sje@cup.hp.com>
2238 * stmt.c (expand_stack_restore): Change sa mode if needed.
2240 2008-05-08 Richard Guenther <rguenther@suse.de>
2242 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
2243 return type to bool.
2244 (ix86_sol10_return_in_memory): Likewise.
2245 (ix86_i386elf_return_in_memory): Likewise.
2246 (ix86_i386interix_return_in_memory): Likewise.
2247 * config/i386/i386.c (ix86_return_in_memory): Likewise.
2248 (ix86_sol10_return_in_memory): Likewise.
2249 (ix86_i386elf_return_in_memory): Likewise.
2250 (ix86_i386interix_return_in_memory): Likewise.
2252 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2255 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
2257 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
2258 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
2261 2008-05-08 Richard Guenther <rguenther@suse.de>
2263 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
2264 * tree-data-ref.h (struct dr_alias): Remove subvars field.
2265 (DR_SUBVARS): Remove.
2266 * tree-dfa.c (dump_subvars_for): Remove.
2267 (debug_subvars_for): Likewise.
2268 (dump_variable): Do not dump subvars.
2269 (remove_referenced_var): Do not remove subvars.
2270 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
2271 (lookup_subvars_for_var): Remove.
2272 (get_subvars_for_var): Likewise.
2273 (get_subvars_at): Likewise.
2274 (get_first_overlapping_subvar): Likewise.
2275 (overlap_subvar): Likewise.
2276 * tree-flow.h (subvar_t): Remove.
2277 (struct var_ann_d): Remove subvars field.
2278 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
2279 argument. Remove special handling of SFTs.
2280 (compute_tag_properties): Likewise.
2281 (set_initial_properties): Likewise.
2282 (compute_call_clobbered): Likewise.
2283 (count_mem_refs): Likewise.
2284 (compute_memory_partitions): Likewise.
2285 (compute_flow_insensitive_aliasing): Likewise.
2286 (setup_pointers_and_addressables): Likewise.
2287 (new_type_alias): Likewise.
2288 (struct used_part): Remove.
2289 (used_portions): Likewise.
2290 (struct used_part_map): Likewise.
2291 (used_part_map_eq): Likewise.
2292 (used_part_map_hash): Likewise.
2293 (free_used_part_map): Likewise.
2294 (up_lookup): Likewise.
2295 (up_insert): Likewise.
2296 (get_or_create_used_part_for): Likewise.
2297 (create_sft): Likewise.
2298 (create_overlap_variables_for): Likewise.
2299 (find_used_portions): Likewise.
2300 (create_structure_vars): Likewise.
2301 * tree.def (STRUCT_FIELD_TAG): Remove.
2302 * tree.h (MTAG_P): Adjust.
2303 (struct tree_memory_tag): Remove base_for_components and
2304 unpartitionable flags.
2305 (struct tree_struct_field_tag): Remove.
2306 (SFT_PARENT_VAR): Likewise.
2307 (SFT_OFFSET): Likewise.
2308 (SFT_SIZE): Likewise.
2309 (SFT_NONADDRESSABLE_P): Likewise.
2310 (SFT_ALIAS_SET): Likewise.
2311 (SFT_UNPARTITIONABLE_P): Likewise.
2312 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
2313 (union tree_node): Remove sft field.
2314 * alias.c (get_alias_set): Remove special handling of SFTs.
2315 * print-tree.c (print_node): Remove handling of SFTs.
2316 * tree-dump.c (dequeue_and_dump): Likewise.
2317 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2318 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
2319 * tree-predcom.c (set_alias_info): Do not set subvars.
2320 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
2321 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
2322 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
2323 (add_vars_for_offset): Remove.
2324 (add_virtual_operand): Remove special handling of SFTs.
2325 (add_call_clobber_ops): Likewise.
2326 (add_call_read_ops): Likewise.
2327 (get_asm_expr_operands): Likewise.
2328 (get_modify_stmt_operands): Likewise.
2329 (get_expr_operands): Likewise.
2330 (add_to_addressable_set): Likewise.
2331 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
2332 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2333 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
2334 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
2335 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
2336 (tree_node_structure): Likewise.
2337 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
2339 (find_what_p_points_to): Likewise.
2341 2008-05-08 Sa Liu <saliu@de.ibm.com>
2343 * config/spu/spu.md: Fixed subti3 pattern.
2345 2008-05-08 Richard Guenther <rguenther@suse.de>
2348 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2349 sure to create a representative for trailing arrays for PTA.
2351 2008-05-08 Richard Guenther <rguenther@suse.de>
2354 * fold-const.c (operand_equal_p): Two objects which types
2355 differ in pointerness are not equal.
2357 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2359 * calls.c (compute_argument_block_size): Add argument tree fndecl.
2360 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
2361 (emit_library_call_value_1): Add new variable fndecl initialized by
2362 NULL_TREE. It should be the decl type of orgfun, but this information
2363 seems not to be available here, so it uses the default calling abi.
2364 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
2365 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
2366 by TARGET_RETURN_IN_MEMORY.
2367 * config/i386/i386-interix.h: Likewise.
2368 * config/i386/i386.h: Likewise.
2369 * config/i386/i386elf.h: Likewise.
2370 * config/i386/ptx4-i.h: Likewise.
2371 * config/i386/sol2-10.h: Likewise.
2372 * config/i386/sysv4.h: Likewise.
2373 * config/i386/vx-common.h: Likewise.
2374 * config/cris/cris.h: Removed #if 0 clause.
2375 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
2376 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
2378 (ix86_sol10_return_in_memory): Likewise.
2379 (ix86_i386elf_return_in_memory): New.
2380 (ix86_i386interix_return_in_memory): New.
2381 * config/mt/mt-protos.h (mt_return_in_memory): New.
2382 * config/mt/mt.c: Likewise.
2383 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
2384 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
2385 * config/bfin/bfin.h: Likewise.
2386 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
2388 * config/bfin/bfin.c: Likewise.
2389 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
2390 * config/alpha/unicosmk.h: Likewise.
2391 * config/i386/cygming.h: Likewise.
2392 * config/iq2000/iq2000.h: Likewise.
2393 * config/mips/mips.h: Likewise.
2394 * config/mn10300/mn10300.h: Likewise.
2395 * config/rs6000/rs6000.h: Likewise.
2396 * config/score/score.h: Likewise.
2397 * config/spu/spu.h: Likewise.
2398 * config/v850/v850.h: Likewise.
2399 * defaults.h: Likewise.
2400 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
2401 * expr.c (emit_block_move): Adjust use of
2402 OUTGOING_REG_PARM_STACK_SPACE.
2403 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
2404 OUTGOING_REG_PARM_STACK_SPACE.
2405 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
2407 2008-05-08 Jakub Jelinek <jakub@redhat.com>
2409 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
2410 on OMP_RETURN for OMP_FOR.
2413 * dwarf2out.c (dw_expand_expr, common_check): Removed.
2414 (fortran_common): New function.
2415 (gen_variable_die): Call fortran_common instead of common_check,
2416 adjust for it returning tree instead of rtx. Formatting.
2418 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2422 * see.c (see_copy_insn): Copy new pure const attributes for new call.
2423 * c-decl.c (merge_decls): Ditto.
2424 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
2425 to RTL_CONST_OR_PURE_CALL_P.
2426 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
2427 Initialized DECL_LOOPING_CONST_PURE.
2428 (process_call_operands): Set tree_side_effects properly.
2429 * tree.h (TREE_READONLY_DECL_P): Removed.
2430 (DECL_IS_PURE): Renamed to DECL_PURE_P.
2431 (DECL_LOOPING_OR_CONST_P): New macro.
2432 (struct tree_function_decl): Added looping_const_or_pure_p.
2434 (ECF_LOOPING_OR_CONST_P): New macro.
2435 * rtlanal.c (pure_const_p): Removed.
2436 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
2437 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
2438 to RTL_CONST_CALL_P.
2439 * ipa-pure-const.c (pure_const_state_e): Added looping field.
2440 (check_decl, check_tree, check_call, scan_function): Initialize
2442 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
2443 (static_execute): Set looping true for recursive functions.
2444 Undo setting state to IPA_NEITHER for recursive functions.
2446 * ifcvt.c (noce_can_store_speculate_p): Changed
2447 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
2448 RTL_CONST_OR_PURE_CALL_P.
2449 * dse.c (scan_insn): Ditto.
2450 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
2451 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
2452 RTL_CONST_OR_PURE_CALL_P.
2453 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
2454 pure_call_p to RTL_CONST_CALL_P.
2455 * gimplify.c (gimplify_call_expr): Clear side effects for
2456 non-looping pure and constant calls.
2457 * calls.c (emit_call_1): Set rtl flags from ecf flags.
2458 (flags_from_decl_or_type): Set ecf flags from decl flags.
2459 (initialize_argument_information): Turn off
2460 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
2461 Change const to pure if callee_copies is true rather than just
2463 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
2464 way of marking pure calls.
2465 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
2466 Remove hack that was supposed to fix pr7335 and remove old
2467 way of marking pure calls.
2468 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
2469 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
2470 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
2471 RTL_CONST_OR_PURE_CALL_P.
2472 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
2473 * loop-invariant.c (find_exits, find_invariant_bb): Changed
2474 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
2475 * sched-deps.c (schedule_analyze): Ditto.
2476 * rtl.h (struct rtx_def): Use call field, unchanging field, and
2477 return_val field of calls to represent pure and const function info.
2478 (CONST_OR_PURE_CALL_P): Deleted macro.
2479 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2480 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
2481 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
2483 * tree-optimize.c (execute_fixup_cfg): Added test for
2484 ECF_LOOPING_CONST_OR_PURE.
2485 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
2487 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
2488 effects for looping pure or const calls.
2489 (verify_gimple_expr): Added verification code.
2490 * config/alpha/alpha.c (alpha_legitimize_address,
2491 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
2493 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
2494 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
2495 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
2496 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
2497 RTL_CONST_OR_PURE_CALL_P.
2498 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
2499 and const calls to be deleted.
2501 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2504 * config/i386/mmx.md (mmx_subv2sf3): New expander.
2505 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
2506 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
2507 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2508 to handle nonimmediate operands.
2509 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
2510 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
2511 to handle nonimmediate operands.
2512 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
2513 (mmx_pmulhrwv4hi3): New expander. Use
2514 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2515 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
2516 (sse2_umulv1siv1di3): New expander. Use
2517 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2518 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
2519 (mmx_eq<mode>3): New expander. Use
2520 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2521 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
2522 (mmx_uavgv8qi3): New expander. Use
2523 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2524 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
2525 (mmx_uavgv4hi3): New expander. Use
2526 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2528 * config/i386/sse.md
2529 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
2530 to handle nonimmediate operands.
2531 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
2532 to handle nonimmediate operands.
2533 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
2534 to handle nonimmediate operands.
2535 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
2536 to handle nonimmediate operands.
2537 (sse2_unpckhpd_exp): New expander. Use
2538 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2539 (sse2_unpcklpd_exp): New expander. Use
2540 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2541 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
2542 to handle nonimmediate operands.
2543 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
2544 to handle nonimmediate operands.
2545 (*sse2_<plusminus_insn><mode>3): Rename from
2546 sse2_<plusminus_insn><mode>3 insn pattern.
2547 (sse2_<plusminus_insn><mode>3): New expander. Use
2548 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2549 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
2550 (sse2_umulv2siv2di3): New expander. Use
2551 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2552 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
2553 (sse4_1_mulv2siv2di3): New expander. Use
2554 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2555 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
2556 (sse2_pmaddwd): New expander. Use
2557 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2558 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
2559 (sse2_eq<mode>3): New expander. Use
2560 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2561 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
2562 (sse4_1_eqv2di3): New expander. Use
2563 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2564 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2565 (sse2_uavgv16qi3): New expander. Use
2566 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2567 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2568 (sse2_uavgv16qi3): New expander. Use
2569 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2570 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
2571 (sse2_uavgv8hi3): New expander. Use
2572 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2573 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
2574 (ssse3_pmulhrswv8hi3): New expander. Use
2575 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2576 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
2577 (ssse3_pmulhrswv4hi3): New expander. Use
2578 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2580 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
2581 (<sse>_vmmul<mode>3): Ditto.
2582 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
2584 (ssse3_pmaddubsw128): Use register_operand for operand 1.
2585 (ssse3_pmaddubsw): Ditto.
2587 * config/i386/i386.c (struct_builtin_description)
2588 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
2589 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
2590 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
2591 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
2592 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
2593 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
2594 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
2595 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
2596 (ix86_fixup_binary_operands): Assert that src1
2597 and src2 must have the same mode when swapped.
2598 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
2599 and ix86_binary_operator_ok. Do not force operands in registers
2602 2008-05-07 Jan Hubicka <jh@suse.cz>
2604 * cgraph.c (dump_cgraph_node): Update.
2605 * cgraph.h (cgraph_local_info): Break out inline summary.
2606 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
2608 * ipa-inline (inline_summary): New accestor function.
2609 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
2610 cgraph_decide_inlining, compute_inline_parameters): Update.
2611 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
2613 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2615 Cleanup ColdFire scheduling support and add V4 pipeline model.
2617 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
2618 (define_attr cpu): Add cfv4 value.
2619 (define_attr type, define_attr type1): Merge into a single 'type'
2620 attribute. Update all uses.
2621 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
2622 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
2624 (define_attr opx_mem, define_attr opy_mem): Remove.
2625 (define_attr op_mem): Clean up, update comment.
2626 (define_attr size): Use specific values instead of general int.
2627 (define_attr guess, define_attr split): Remove. Update all uses.
2628 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
2629 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
2630 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
2631 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
2632 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
2633 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
2634 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
2635 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
2636 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
2637 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
2638 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
2639 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
2640 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
2641 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
2642 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
2643 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
2644 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
2645 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
2646 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
2647 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
2648 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
2649 Update or set attributes.
2650 (stack_tie): New fake instruction.
2652 * config/m68k/m68k.h (TUNE_CFV4): New macro.
2653 (m68k_sched_attr_size): Update declaration.
2654 (m68k_sched_attr_type2): Remove.
2655 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
2656 Declare new bypass predicates.
2658 * config/m68k/m68k.c (m68k_sched_issue_rate,
2659 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
2661 (TARGET_SCHED_ISSUE_RATE,
2662 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
2663 (override_options): Handle scheduling for ColdFire V4 core.
2664 (m68k_expand_prologue): Emit stack_tie.
2665 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
2666 'OP_TYPE_FPN'. Update all uses.
2667 (sched_guess_p): Remove.
2668 (sched_address_type): Handle symbolic addresses.
2669 (sched_get_operand): New static function.
2670 (sched_operand_type): Merge into sched_attr_op_type.
2671 (sched_attr_op_type): Handle FP registers, handle quick constants,
2673 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
2674 (m68k_sched_attr_size): Update. Move logic to ...
2675 (sched_get_attr_size_int): New static function.
2676 (sched_get_opxy_mem_type): New static function.
2677 (m68k_sched_attr_op_mem): Update.
2678 (m68k_sched_attr_type2): Remove.
2679 (sched_cfv4_bypass_data): New static variable.
2680 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
2681 (m68k_sched_issue_rate): Implement scheduler hook.
2682 (struct _sched_ib: enabled_p): New field.
2683 (m68k_sched_variable_issue): Update. Handle V4.
2684 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
2685 sched_dump_class_func_t, sched_dump_split_class,
2686 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
2687 sched_dump_dfa_class, m68k_sched_dump): Remove.
2688 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
2690 (m68k_sched_init_global): Remove statisctics dumping, introduce
2691 sanity check that all instructions have pipeline reservations. Handle
2693 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2694 Handle ColdFire V4 core.
2695 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
2696 New static functions.
2697 (m68k_sched_address_bypass_p): New bypass predicate.
2698 (sched_get_indexed_address_scale): New static function.
2699 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
2701 * cf.md: Update comments.
2702 (define_attr type2): Remove. Use 'type' attribute instead.
2704 (cf_ib): Rename to cfv123_ib. Update all uses.
2705 (cf_oep): Rename to cfv123_oep. Update all uses.
2706 (cf_chr): Rename to cfv123_chr. Update all uses.
2707 (cf_mem): Rename to cfv123_mem. Update all uses.
2708 (cf_mac): Move to more appropriate place.
2709 (cfv123_guess): New automaton and cpu_unit.
2710 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
2711 Update uses of 'size' attribute. Handle before reload scheduling.
2712 (cfv123_guess): New dummy reservation for unhandled instructions.
2713 (cfv4_*): Pipeline description of ColdFire V4 core.
2714 (ignore): New reservation to handle 'ignore' type.
2716 2008-05-07 Ian Lance Taylor <iant@google.com>
2719 * gimplify.c (find_single_pointer_decl_1): Don't look through
2721 (find_single_pointer_decl): Adjust comments.
2723 2008-05-07 Jakub Jelinek <jakub@redhat.com>
2726 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
2727 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
2730 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
2731 integral type rather than floating point, then VIEW_CONVERT_EXPR
2732 to the floating point type.
2734 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2736 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
2737 TFmode op0 to register.
2739 2008-05-07 Alan Modra <amodra@bigpond.net.au>
2741 * c-decl.c (grokdeclarator): Comment typo.
2743 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
2745 * tree-flow.h: Remove prototype for computed_goto_p.
2746 * tree-cfg.c (computed_goto_p): Make static.
2748 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
2751 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
2752 (contains_aligned_value_p): This. Handle _Decimal128.
2753 (ix86_function_arg_boundary): Only align _Decimal128 to its
2754 natural boundary and handle it properly.
2756 2008-05-06 Martin Jambor <mjambor@suse.cz>
2758 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
2759 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
2760 (ipcp_method_set_orig_node): Removed.
2761 (ipcp_cval_get_cvalue_type): Removed.
2762 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
2763 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
2764 (ipcp_cval_set_cvalue_type): Removed.
2765 (ipcp_cval_get_cvalue): Removed.
2766 (ipcp_cval_set_cvalue): Removed.
2767 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
2768 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
2769 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
2770 (ipcp_cval_meet): Renamed to ipa_lattice_meet
2771 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
2772 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
2773 (ipcp_get_ith_lattice): Changed parameters.
2774 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
2775 (ipcp_lattice_from_jfunc): Changed parameters.
2776 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
2777 (ipcp_method_cval_print): Added temporary variable info.
2778 (ipcp_redirect): Removed already unused local variable caller.
2779 (ipcp_redirect): New temporary variable orig_callee_info
2780 (ipcp_redirect): Removed newly unused local variable callee.
2781 (ipcp_redirect): Removed (a bit confusing) local variable type.
2782 (ipcp_insert_stage): Added local variable info.
2783 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
2785 (ipcp_formal_create): Removed.
2786 (ipcp_method_cval_set): Removed.
2787 (ipcp_propagate_stage): Renamed lattice variables.
2788 (ipcp_method_cval_set_cvalue_type): Removed.
2789 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
2790 (ipcp_print_all_lattices): Changed printed strings to refer to
2791 lattices rather than cvals.
2792 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
2793 (ipcp_propagate_const): Changed formal parameters.
2794 (build_const_val): Changed formal parameters.
2795 (ipcp_insert_stage): Removed useless variable cvalue
2796 (build_const_val): Changed formal parameters.
2797 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
2798 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
2799 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
2800 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
2801 (ipcp_print_func_profile_counts): Changed string from "method" to
2803 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
2804 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
2805 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
2806 (ipcp_structures_print): Renamed to ipcp_print_all_structures
2807 (ipcp_profile_print): Renamed to ipcp_print_profile_data
2808 (ipcp_lat_is_const): Changed parameters and made inline.
2809 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
2810 (ipcp_redirect): Renamed to ipcp_need_redirect_p
2811 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
2812 the predicate condition directly
2813 (ipcp_propagate_stage): Added local variable args. Removed local
2814 variable callee. (Both are mere code simplifications.)
2815 (ipcp_method_dont_insert_const): Renamed to
2816 ipcp_node_not_modifiable_p.
2817 (ipcp_node_not_modifiable_p): Made inline.
2818 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
2819 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
2820 (ipcp_print_all_lattices): Removed variable cvalue
2821 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
2824 2008-05-06 Olivier Hainque <hainque@adacore.com>
2826 * tree-sra.c (try_instantiate_multiple_fields): Early return
2827 if field has POINTER_TYPE.
2829 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
2831 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
2832 by using 'q' specifier for instruction.
2833 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
2835 2008-05-06 Anatoly Sokolov <aesok@post.ru>
2837 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2838 Change mode of zero_extract from QImode to HImode.
2839 (sign bit tests peepholes): (Ditto.).
2841 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
2843 * config/i386/mmx.md: Remove double backslashes from asm templates.
2844 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
2845 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2846 to handle nonimmediate operands.
2847 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
2848 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2849 to handle nonimmediate operands.
2850 (*mmx_<code>v2sf3_finite): New insn pattern.
2851 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
2852 (mmx_<code>v2sf3): New expander. Use
2853 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2854 (mmx_<plusminus_insn><mode>3): New expander. Use
2855 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2856 (*mmx_<plusminus_insn><mode>3): New insn pattern.
2857 (mmx_add<mode>3): Removed.
2858 (mmx_ssadd<mode>3): Ditto.
2859 (mmx_usadd<mode>3): Ditto.
2860 (mmx_sub<mode>3): Ditto.
2861 (mmx_sssub<mode>3): Ditto.
2862 (mmx_ussub<mode>3): Ditto.
2863 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
2864 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
2865 to handle nonimmediate operands.
2866 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
2868 (mmx_smulv4hi3_highpart): New expander. Use
2869 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2870 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
2872 (mmx_umulv4hi3_highpart): New expander. Use
2873 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2874 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
2875 (mmx_<code>v4hi3): New expander. Use
2876 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2877 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
2878 (mmx_<code>v8qi3): New expander. Use
2879 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2880 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
2881 (mmx_<code><mode>3): New expander. Use
2882 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2884 2008-05-05 Jan Hubicka <jh@suse.cz>
2886 PR tree-optimization/36118
2887 * passes.c (pass_init_dump_file): Fix dump header.
2889 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2892 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
2893 VCE for function decls.
2895 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2897 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
2899 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2901 * config/i386/i386.md (sat_plusminus): New.
2902 (plusminus_insn): Likewise.
2903 (plusminus_mnemonic): Likewise.
2905 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
2906 (*<addsub><mode>3_cc_overflow): Renamed to ...
2907 (*<plusminus_insn><mode>3_cc_overflow): This.
2908 (*<addsub>si3_zext_cc_overflow): Renamed to ...
2909 (*<plusminus_insn>si3_zext_cc_overflow): This.
2911 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
2912 (<plusminus_insn><mode>3): This.
2913 (*<addsub><mode>3): Renamed to ...
2914 (*<plusminus_insn><mode>3): This.
2915 (<sse>_vm<addsub><mode>3): Renamed to ...
2916 (<sse>_vm<plusminus_insn><mode>3): This.
2917 (sse3_h<addsub>v4sf3): Renamed to ...
2918 (sse3_h<plusminus_insn>v4sf3): This.
2919 (sse3_h<addsub>v2df3): Renamed to ...
2920 (sse3_h<plusminus_insn>v2df3): This.
2921 (<plusminus_insn><mode>3): New.
2922 (*<plusminus_insn><mode>3): Likewise.
2923 (sse2_<plusminus_insn><mode>3): Likewise.
2924 (add<mode>): Removed.
2925 (*add<mode>3): Likewise.
2926 (sse2_ssadd<mode>3): Likewise.
2927 (sse2_usadd<mode>3): Likewise.
2928 (sub<mode>3): Likewise.
2929 (*sub<mode>3): Likewise.
2930 (sse2_sssub<mode>3): Likewise.
2931 (sse2_ussub<mode>3): Likewise.
2933 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
2935 * gthr-single.h: Add in required interface elements as per gthr.h.
2936 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
2937 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
2938 Generalize UNUSED macro.
2939 (__gthread_once): Add.
2940 (__gthread_key_create): Add.
2941 (__gthread_key_delete): Add.
2942 (__gthread_getspecific): Add.
2943 (__gthread_setspecific): Add.
2945 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
2947 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
2948 the same size types for the indirect reference on the rhs, then
2951 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
2953 * config/i386/i386.md
2954 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
2955 one insn template instead of template series.
2956 (*xordi_1_rex64): Ditto.
2957 (*xordi_2_rex64): Ditto.
2959 2008-05-05 Ira Rosen <irar@il.ibm.com>
2961 PR tree-optimization/36119
2962 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
2965 2008-06-04 Jan Hubicka <jh@suse.cz>
2967 tree-optimization/36100
2968 * tree-pass.h (pass_O0_always_inline): Declare.
2969 * ipa-inline.c (inline_transform): Remove dead code.
2970 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2971 pass_O0_always_inline): New.
2972 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
2974 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
2976 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
2977 mnemonic in this_param move for TARGET_64BIT.
2979 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
2981 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
2982 (*strmovsi_rex_1): Ditto.
2983 (*strsetsi_1): Ditto.
2984 (*strsetsi_rex_1): Ditto.
2986 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
2987 adddicc expanders using SWI mode iterator.
2989 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
2992 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
2995 2008-05-04 David S. Miller <davem@davemloft.net>
2997 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
2998 (sparc*-*-linux*): Use linux.h in tm_file.
2999 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
3000 compiler defaulting to 32-bit.
3001 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
3003 * config/sparc/linux.h: Remove definitions now obtained
3004 properly from linux.h
3005 * config/sparc/linux64.h: Likewise.
3006 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
3007 don't want this setting for 32-bit builds in a biarch compiler.
3008 * doc/install.texi: Add sparc-linux to list of targets
3009 supporting --enable-targets=all.
3011 2008-05-03 Andrew Pinski <pinskia@gmail.com>
3013 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
3015 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
3017 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
3018 after V4SI_FTYPE_V8HI.
3019 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
3020 case V4SI_FTYPE_V2DF.
3022 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
3024 * doc/invoke.texi (max-flow-memory-locations): Removed.
3025 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
3027 2008-05-03 Richard Guenther <rguenther@suse.de>
3030 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
3032 2008-05-02 David S. Miller <davem@davemloft.net>
3034 * config.gcc (need_64bit_hwint): Document libcpp dependency.
3036 2008-05-02 Simon Baldwin <simonb@google.com>
3039 * c-common.h (warn_array_subscript_range): Removed.
3040 * c-common.c (warn_array_subscript_range): Ditto.
3041 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
3042 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
3044 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3046 * config/i386/i386.c (ix86_special_builtin_type): New.
3047 (bdesc_special_args): Likewise.
3048 (ix86_expand_special_args_builtin): Likewise.
3049 (ix86_init_mmx_sse_builtins): Updated.
3050 (ix86_expand_builtin): Updated.
3051 (ix86_expand_store_builtin): Removed.
3052 (ix86_expand_unop_builtin): Likewise.
3054 * config/i386/mm3dnow.h (__v2sf): Moved to ...
3055 * config/i386/mmintrin.h (__v2sf): Here.
3057 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
3059 (_mm_loadl_pi): Likewise.
3060 (_mm_storeh_pi): Replace __v2si with __v2sf.
3061 (_mm_storel_pi): Likewise.
3063 * doc/extend.texi: Correct __builtin_ia32_loadhps,
3064 __builtin_ia32_loadlps, __builtin_ia32_storehps,
3065 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
3066 __builtin_ia32_loadlpd.
3068 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3070 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
3071 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
3072 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
3073 (ix86_init_mmx_sse_builtins): Updated.
3074 (ix86_expand_args_builtin): Likewise.
3075 (ix86_expand_builtin): Likewise.
3076 (ix86_expand_unop1_builtin): Renamed to ...
3077 (ix86_expand_unop_vec_merge_builtin): This.
3079 2008-05-01 Jan Hubicka <jh@suse.cz>
3082 * ipa-inline.c (inline_generate_summary): Make static.
3083 (inline_transform): Do not call inlining at -O0; make static.
3084 * passes.c (execute_todo): Add sanity check.
3085 (execute_one_ipa_transform_pass): Execute proper flags.
3087 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
3089 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
3090 (DECL_NONADDRESSABLE_P): Likewise.
3091 * alias.c (record_component_aliases): Fix comment.
3093 2008-05-01 Simon Baldwin <simonb@google.com>
3095 * c-common.h (warn_array_subscript_range): New function.
3096 * c-common.c (warn_array_subscript_range): Ditto.
3097 * tree-vrp.c (check_array_ref): Corrected code to agree with
3098 comment, ignoring only arrays of size 0 or size 1.
3099 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
3101 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3103 * config/i386/i386.c (ix86_builtin_type): Replace
3104 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
3105 (bdesc_args): Updated.
3106 (ix86_init_mmx_sse_builtins): Likewise.
3107 (ix86_expand_args_builtin): Likewise.
3109 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
3112 * doc/extend.texi: Correct __builtin_ia32_palignr.
3114 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3117 * config/i386/i386.c (bdesc_crc32): Removed.
3118 (ix86_expand_crc32): Likewise.
3119 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
3120 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
3121 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
3122 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
3123 UINT_FTYPE_UINT_UCHAR.
3124 (bdesc_args): Updated. Add crc32 builtins.
3125 (ix86_init_mmx_sse_builtins): Updated.
3126 (ix86_expand_args_builtin): Updated to support subreg.
3128 * doc/extend.texi: Correct __builtin_ia32_crc32di.
3130 2008-05-01 Jan Hubicka <jh@suse.cz>
3132 * tree-pass.h (opt_pass): Add IPA_PASS.
3133 (varpool_node, cgraph_node): Forward declare.
3134 (ipa_opt_pass): Define.
3135 (pass_ipa_inline): Turn into ipa_opt_pass.
3136 (pass_apply_inline): Remove.
3137 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
3138 (apply_inline): Turn into ....
3139 (inline_transform): ... this one.
3140 (inline_generate_summary): New function.
3141 (pass_apply_inline): Remove.
3142 * function.h (ipa_opt_pass): Forward declare structure; typedef;
3144 (struct function): Add ipa_transforms_to_apply.
3145 * passes.c (register_one_dump_file): Work on IPA_PASS.
3146 (init_optimization_passes): Remove pass_inline_parameters and
3148 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
3149 (execute_one_pass) ... here; apply transforms when possible.
3150 (add_ipa_transform_pass, execute_ipa_summary_asses,
3151 execute_one_ipa_transform_pass): New.
3152 (execute_ipa_pass_list): Update for IPA_PASS type.
3154 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3156 * config/i386/i386.c (ix86_builtin_type): Add
3157 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
3158 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
3159 (bdesc_args): Add SSE4a builtins.
3160 (ix86_init_mmx_sse_builtins): Updated.
3161 (ix86_expand_args_builtin): Likewise.
3162 (ix86_expand_builtin): Likewise.
3164 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3166 * config/i386/i386.c (ix86_builtin_type): Add
3167 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
3168 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
3169 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
3170 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
3171 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
3172 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
3173 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
3174 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
3175 and DI_FTYPE_DI_DI_INT.
3176 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
3177 (ix86_init_mmx_sse_builtins): Updated.
3178 (ix86_expand_args_builtin): Likewise.
3179 (ix86_expand_builtin): Likewise.
3180 (ix86_expand_binop_imm_builtin): Removed.
3182 * doc/extend.texi: Correct __builtin_ia32_palignr128.
3184 2008-04-30 Richard Guenther <rguenther@suse.de>
3186 PR tree-optimization/32921
3187 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
3189 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
3191 * config/arm/arm.c (arm_unwind_emit): Use
3192 crtl->all_throwers_are_sibcalls instead of
3193 cfun->all_throwers_are_sibcalls.
3194 (arm_output_fn_unwind): Likewise.
3195 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
3196 instead of cfun->uses_pic_offset_table.
3197 (frv_expand_prologue): Likewise.
3198 (frv_frame_pointer_required): Likewise.
3199 (frv_expand_fdpic_call): Likewise.
3200 (frv_emit_movsi): Likewise.
3201 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
3202 cfun->returns_pcc_struct instead of
3203 current_function_returns_pcc_struct.
3204 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
3205 instead of cfun->calls_eh_return.
3206 (m32c_pushm_popm): Likewise.
3207 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
3208 "extern" declaration.
3210 2008-04-30 Richard Guenther <rguenther@suse.de>
3212 PR tree-optimization/21636
3213 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
3215 (evaluate_stmt): Print the likely value.
3216 (ccp_visit_stmt): Avoid excessive vertical spacing.
3218 2008-04-30 Rafael Espindola <espindola@google.com>
3220 * builtins.c (fold_call_expr): Return realret.
3221 * tree-ssa-threadedge.c
3222 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
3223 __builtin_object_size.
3225 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
3227 * gcc.c (wrapper_string): New variable.
3228 (insert_wrapper): New function.
3229 (execute): New option -wrapper.
3230 * doc/invoke.texi (Overall Options): New driver option -wrapper.
3232 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
3234 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
3235 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
3236 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
3238 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
3239 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
3240 config/rs6000/e500crtres64gprctr.asm,
3241 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
3242 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
3243 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
3244 config/rs6000/e500crtsav64gprctr.asm,
3245 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
3246 config/rs6000/e500crtsavg64gprctr.asm: New files.
3247 * config/rs6000/t-ppccomm: Add build rules for new files.
3248 (LIB2FUNCS_STATIC_EXTRA): Add new files.
3249 * config/rs6000/t-netbsd: Add build rules for new files.
3250 (LIB2FUNCS_STATIC_EXTRA): New variable.
3251 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
3252 (CRTSAVRES_DEFAULT_SPEC): Likewise.
3253 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
3255 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
3257 * config/i386/i386.c (ix86_builtin_type): Add
3258 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
3259 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
3260 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
3261 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
3262 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
3263 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
3264 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
3265 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
3266 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
3267 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
3268 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
3269 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
3270 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
3271 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
3272 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
3273 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
3274 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
3275 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
3276 V1DI_FTYPE_V2SI_V2SI.
3277 (bdesc_2arg): Moved to ...
3279 (ix86_init_mmx_sse_builtins): Updated.
3280 (ix86_expand_args_builtin): Updated. Take a pointer
3281 to const struct builtin_description. Handle comparison
3283 (ix86_expand_sse_compare): Take a new argument for swapping operands.
3284 (ix86_expand_builtin): Updated.
3286 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
3287 (ssse3_pmaddubsw128): This.
3288 (ssse3_pmaddubswv4hi3): Renamed to ...
3289 (ssse3_pmaddubsw): This.
3291 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
3292 (__builtin_ia32_packssdw128): Likewise.
3293 (__builtin_ia32_packuswb128): Likewise.
3294 (__builtin_ia32_pmaddubsw): Likewise.
3295 (__builtin_ia32_pmaddubsw128): Likewise.
3297 2008-04-30 Richard Guenther <rguenther@suse.de>
3299 PR tree-optimization/14847
3300 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
3301 (recognize_bits_test): Use it.
3302 (recognize_single_bit_test): Likewise.
3304 2008-04-30 Martin Jambor <mjambor@suse.cz>
3306 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
3307 instead of setting number of formal parameters to zero.
3308 (ipcp_init_stage): Do not set the number of actual parameters to zero
3310 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
3311 which are called with variable number of arguments.
3312 (ipcp_insert_stage): Explicitely skipping all nodes which are
3313 called with variable number of arguments.
3314 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
3315 number of parameters.
3317 * ipa-prop.h (struct ipa_node_params): Added flag
3318 called_with_var_arguments
3319 (ipa_set_param_count): Added. Changed sole setter to use it.
3320 (ipa_get_param_count): Added. All readers of param_count
3321 converted to use it instead.
3322 (ipa_set_called_with_variable_arg): Added.
3323 (ipa_is_called_with_var_arguments): Added.
3324 (ipa_get_ith_param): Added. All readers of param_decls converted
3326 (ipa_set_cs_argument_count): Added, sole writer to argument_count
3328 (ipa_get_cs_argument_count): Added, all readers of argument_count
3330 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
3333 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
3334 (struct ipcp_lattice): Renamed cval_type to type
3335 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
3337 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
3338 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
3339 (ipcp_insert_stage): Changed the type of variable cvalue to tree
3340 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
3341 (build_const_val): Changed the type of parameter cvalue to tree
3342 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
3343 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
3345 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
3348 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
3349 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
3350 (ipa_add_method): Renamed to ipa_push_func_to_list
3351 (ipa_remove_method): Renamed to ipa_pop_func_from_list
3352 (ipa_callsite_param_count): Removed.
3353 (ipa_callsite_param_count_set): Removed.
3354 (ipa_callsite_param): Removed.
3355 (ipa_callsite_callee): Removed.
3356 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
3357 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
3358 (ipa_method_formal_count): Removed.
3359 (ipa_method_formal_count_set): Removed.
3360 (ipa_method_get_tree): Removed.
3361 (ipa_method_tree_map_create): Removed.
3362 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
3363 (ipa_create_param_decls_array): Creates the array itself
3364 (ipa_create_param_decls_array): Temporary variable info instead of
3366 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
3367 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
3368 (get_type): Removed.
3369 (ipa_jf_get_info_type): Removed.
3370 (ipa_node_create): Renamed to ipa_create_node_params
3371 (ipa_free): Renamed to ipa_free_all_node_params
3372 (ipa_nodes_create): Renamed to ipa_create_all_node_params
3373 (ipa_edges_create): Renamed to ipa_create_all_edge_args
3374 (ipa_edges_free): Renamed to ipa_free_all_edge_args
3375 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
3376 (ipa_free_all_node_params): Deallocation to jump_functions moved to
3377 ipa_free_all_edge_args
3378 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
3379 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
3380 (ipa_create_methodlist_node): Removed.
3381 (ipa_methodlist_method): Removed.
3382 (ipa_methodlist_method_set): Removed.
3383 (ipa_methodlist_next_method): Removed.
3384 (ipa_methodlist_next_method_set): Removed.
3385 (ipa_method_is_modified): Removed.
3386 (ipa_method_modify_create): Removed.
3387 (ipa_method_modify_init): Temporary variable info instead of a few
3389 (ipa_detect_param_modifications): Temporary variable info instead of
3391 (ipa_compute_jump_functions): Temporary variable info instead of
3393 (ipa_method_modify_set): Removed.
3394 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
3395 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
3396 than craph_node as the first parameter.
3397 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
3398 (ipa_method_modify_init): Removed.
3399 (ipa_compute_jump_functions): Added a temp variable instead of
3400 repeatadly dereferencing the cgraph_edge.aux pointer
3401 (ipa_callsite_param_set_type): Removed.
3402 (ipa_compute_jump_functions): i renamed to index and moved to
3404 (ipa_callsite_param_set_info_type_formal): Removed.
3405 (ipa_callsite_param_set_info_type): Removed.
3406 (ipa_callsite_param_map_create): Removed.
3407 (ipa_callsite_tree): Removed.
3408 (ipa_callsite_caller): Removed.
3409 (ipa_pop_func_from_list): return_method removed to return_func
3411 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
3412 prefixed all values with IPA_. Changed all users.
3413 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
3414 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
3415 and FORMAL_IPATYPE IPA_PASS_THROUGH.
3416 (union parameter_info): Renamed to jump_func_value.
3417 (union jump_func_value): Renamed value to constant
3418 (struct ipa_jump_func): Renamed info_type to value
3419 (struct ipa_node): Renamed to ipa_node_params
3420 (struct ipa_node_params): Renamed ipa_arg_num to param_count
3421 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
3422 (struct ipa_node_params): Renamed ipa_mod to modified_flags
3423 (struct ipa_edge): Renamed to ipa_edge_args
3424 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
3425 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
3426 (struct ipa_methodlist): Renamed to ipa_func_list
3427 (struct ipa_func_list): method_p renamed to node, next_method
3429 (ipa_methodlist_p): Removed, switched all users to struct pointer
3430 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
3432 2008-04-30 Alan Modra <amodra@bigpond.net.au>
3434 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
3435 (rs6000_emit_epilogue): Use backchain to restore only when we
3436 have a large frame. Make use of frame pointer to restore if we
3437 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
3439 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
3441 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
3442 Add mode to zero_extract.
3443 (sign bit tests peepholes): (Ditto.).
3445 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
3447 * config/i386/i386.c (ix86_builtins): Replace Prescott New
3448 Instructions in comments with SSE3.
3449 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
3450 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
3451 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
3452 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
3453 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
3454 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
3455 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
3456 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
3457 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
3458 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
3459 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
3460 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
3461 (bdesc_sse_args): Renamed to ...
3462 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
3463 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
3464 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
3466 (bdesc_1arg): Moved to ...
3468 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
3469 Instructions in comments with SSE3.
3470 (ix86_expand_sse_operands_builtin): Renamed to ...
3471 (ix86_expand_args_builtin): This. Updated.
3472 (ix86_expand_unop1_builtin): Update comments.
3473 (ix86_expand_builtin): Updated.
3475 2008-04-29 Richard Guenther <rguenther@suse.de>
3477 PR tree-optimization/36078
3478 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
3479 Update virtual SSA form after cleaning up the CFG.
3481 2008-04-29 Richard Guenther <rguenther@suse.de>
3484 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
3486 2008-04-29 Richard Guenther <rguenther@suse.de>
3488 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
3489 (compute_may_aliases): Do not call finalize_ref_all_pointers.
3490 (compute_flow_insensitive_aliasing): Do not treat
3491 PTR_IS_REF_ALL pointers special.
3492 (get_smt_for): Likewise.
3493 (may_alias_p): Re-structure.
3494 (is_escape_site): A ref-all pointer conversion is not an escape site.
3495 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
3496 PTR_IS_REF_ALL pointers special.
3497 * tree-ssa-structalias.h (struct alias_info): Remove
3498 ref_all_symbol_mem_tag field.
3499 (PTR_IS_REF_ALL): Remove.
3501 2008-04-29 Richard Guenther <rguenther@suse.de>
3504 * fold-const.c (extract_muldiv_1): In combining division constants
3505 make sure to never overflow.
3507 2008-04-29 Nick Clifton <nickc@redhat.com>
3509 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
3511 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3514 * optc-gen.awk: Work around HP-UX/IA awk bug.
3516 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
3518 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
3521 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3524 * config/i386/i386.md
3525 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
3526 Change operand 1 predicate to nonimmediate_operand.
3528 2008-04-28 Jakub Jelinek <jakub@redhat.com>
3531 * dwarf2out.c (struct die_struct): Mark as chain_circular through
3533 * gengtype.c (walk_type, write_func_for_structure): Handle
3535 * doc/gty.texi: Document chain_circular.
3537 2008-04-28 Richard Guenther <rguenther@suse.de>
3539 PR tree-optimization/36066
3540 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
3543 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3546 * config/i386/i386.md
3547 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
3548 Use match_scratch instead of match_operand for operands 3 and 4.
3550 2008-04-27 Richard Guenther <rguenther@suse.de>
3552 PR tree-optimization/18754
3553 PR tree-optimization/34223
3554 * tree-pass.h (pass_complete_unrolli): Declare.
3555 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
3556 loop size before and after unconditionally of UL_NO_GROWTH in effect.
3557 Rewrite loop into loop closed SSA form if it is not already.
3558 (tree_unroll_loops_completely): Re-structure to iterate over
3559 innermost loops with intermediate CFG cleanups.
3560 Unroll outermost loops only if requested or the code does not grow
3562 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
3563 loops are available.
3564 (tree_vectorize): Instead do so here.
3565 (tree_complete_unroll): Also unroll outermost loops.
3566 (tree_complete_unroll_inner): New function.
3567 (gate_tree_complete_unroll_inner): Likewise.
3568 (pass_complete_unrolli): New pass.
3569 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
3570 uses outside of the loop.
3571 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
3572 form if it is available.
3573 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
3574 * passes.c (init_optimization_passes): Schedule complete inner
3575 loop unrolling pass before the first CCP pass after final inlining.
3577 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
3579 * targhooks.h (default_emutls_var_fields,
3580 default_emutls_var_init): Declare.
3581 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
3582 * target.h (struct gcc_target): Add struct emutls member.
3583 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
3584 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
3585 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
3586 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
3587 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
3588 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
3589 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
3590 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
3591 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
3592 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
3593 emit debug information.
3594 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
3595 * varasm.c: Include targhooks.h.
3596 (emutls_object_section, emutls_tmpl_section): New.
3597 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
3598 (EMUTLS_SEPARATOR): New.
3600 (get_emutls_object_name): New.
3601 (default_emutls_var_fields): New, broken out of ...
3602 (get_emutls_object_type): ... here. Adjust to use target hooks.
3603 (get_emutls_init_templ_addr): Adjust to use target hooks.
3604 (emutls_decl): Adjust to use target hooks.
3605 (emutls_finish): Likewise.
3606 (default_emutls_var_init): New, broken out of ...
3607 (assemble_variable): ... here. Adjust to use target hooks.
3608 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
3610 * c-common.c (handle_section_attribute): Prevent overriding
3611 sections for emulated tls with special sections.
3612 * config/i386/i386.c (x86_64_elf_select_section): Add
3613 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
3614 (x86_64_elf_unique_section): Likewise.
3615 * config/vxworks.c: Include tree.h.
3616 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
3617 (vxworks_override_options): Set TLS scheme.
3618 * doc/tm.texi (Emulated TLS): New node.
3620 2008-04-26 Simon Baldwin <simonb@google.com>
3623 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
3624 with propagated string constants.
3626 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
3628 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
3629 constraint for operand 2 when operand 0 is memory operand.
3630 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
3631 operand 0 is memory operand.
3632 (fix_trunc<mode>_i387_with_temp): Ditto.
3633 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
3634 operand 2 when operand 1 is memory operand.
3635 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
3636 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
3637 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
3638 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3639 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
3640 operands 2,3 and 4 when operand 1 is memory operand.
3641 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
3643 (fistdi2_floor_with_temp): Ditto.
3644 (fist<mode>2_floor_with_temp): Ditto.
3645 (fistdi2_ceil_with_temp): Ditto.
3646 (fist<mode>2_ceil_with_temp): Ditto.
3647 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
3649 2008-04-26 David Daney <ddaney@avtrex.com>
3651 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
3653 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
3654 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3655 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3656 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
3657 (compare_and_swap_12): New insn.
3658 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
3659 * config/mips/mips.c (mips_force_binary): New function.
3660 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
3661 (mips_expand_compare_and_swap_12): New function.
3662 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
3664 2008-04-25 Jan Hubicka <jh@suse.cz>
3667 * cfgexpand.c (pass_expand): Turn into RTL pass.
3668 * passes.c (execute_one_pass): Do pass typechecking after execution.
3669 * tree-pass.h (pass_expand): Turn into RTL pass.
3671 * function.h (struct rtl_data): Move here fields
3672 accesses_prior_frames, calls_eh_return, saves_all_registers,
3673 has_nonlocal_goto, has_asm_statement, is_thunk,
3674 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
3675 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
3676 arg_pointer_save_area_init from struct function; turn into bool.
3677 (struct function): Move
3678 calls_eh_return, saves_all_registers, has_nonlocal_goto,
3679 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
3680 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
3681 tail_call_emit, arg_pointer_save_area_init
3682 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
3683 (current_function_returns_struct, current_function_returns_pcc_struct,
3684 current_function_calls_setjmp, current_function_calls_alloca,
3685 current_function_accesses_prior_frames,
3686 current_function_calls_eh_return, current_function_is_thunk,
3687 current_function_stdarg, current_function_profile,
3688 current_function_limit_stack, current_function_uses_pic_offset_table,
3689 current_function_uses_const_pool, current_function_has_nonlocal_label,
3690 current_function_saves_all_registers,
3691 current_function_has_nonlocal_goto,
3692 current_function_has_asm_statement): Remove accesor macros.
3693 * ra-conflict.c (global_conflicts): Update.
3694 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
3695 (suitable_for_tail_call_opt_p): Update.
3696 * builtins.c (expand_builtin_return_addr): Update.
3697 (expand_builtin_setjmp_setup): Update.
3698 (expand_builtin_nonlocal_goto): Update.
3699 * final.c (final_start_function): Update.
3700 (profile_function): Update.
3701 (leaf_function_p): Update.
3702 (only_leaf_regs_used): Update.
3703 * df-scan.c (df_get_exit_block_use_set): Update.
3704 * dojump.c (clear_pending_stack_adjust): Update.
3705 * tree-stdarg.c (gate_optimize_stdarg): Update.
3706 * gimple-low.c (lower_function_body): Update.
3707 * global.c (compute_regsets): Update.
3708 (global_alloc): Update.
3709 * dwarf2out.c (dwarf2out_begin_prologue): Update.
3710 * expr.c (expand_assignment): Update.
3711 * dse.c (dse_step0): Update.
3712 (dse_step1): Update.
3713 * c-decl.c (store_parm_decls): Update.
3714 * local-alloc.c (combine_regs): Update.
3715 (find_free_reg): Update.
3716 * function.c (assign_parms_augmented_arg_list): Update.
3717 (assign_parm_find_data_types): Update.
3718 (assign_parms): Update.
3719 (allocate_struct_function): Update.
3720 (expand_function_start): Update.
3721 (expand_function_end): Update.
3722 (get_arg_pointer_save_area): Update.
3723 (thread_prologue_and_epilogue_insns): Update.
3724 (rest_of_match_asm_constraints): Update.
3725 * stor-layout.c (variable_size): Update.
3726 * gcse.c (gcse_main): Update.
3727 (bypass_jumps): Update.
3728 * gimplify.c (gimplify_function_tree): Update.
3729 * calls.c (emit_call_1): Update.
3730 (expand_call): Update.
3731 * bt-load.c (compute_defs_uses_and_gen): Update.
3732 * except.c (sjlj_assign_call_site_values): Update.
3733 (sjlj_emit_function_enter): Update.
3734 (can_throw_external): Update.
3735 (set_nothrow_function_flags): Update.
3736 (expand_builtin_unwind_init): Update.
3737 (expand_eh_return): Update.
3738 (convert_to_eh_region_ranges): Update.
3739 (output_function_exception_table): Update.
3740 * emit-rtl.c (gen_tmp_stack_mem): Update.
3741 * cfgexpand.c (expand_used_vars): Update.
3742 (tree_expand_cfg): Update.
3743 * cfgcleanup.c (rest_of_handle_jump): Update.
3744 * explow.c (allocate_dynamic_stack_space): Update.
3745 * varasm.c (assemble_start_function): Update.
3746 (force_const_mem): Update.
3747 (mark_constant_pool): Update.
3748 * tree-optimize.c (tree_rest_of_compilation): Update.
3749 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
3750 * tree-cfg.c (notice_special_calls): Update.
3751 (is_ctrl_altering_stmt): Update.
3752 (tree_can_make_abnormal_goto): Update.
3753 (tree_purge_dead_abnormal_call_edges): Update.
3754 * config/alpha/predicates.md: Update.
3755 * config/alpha/alpha.c (alpha_sa_mask): Update.
3756 (alpha_sa_size): Update.
3757 (alpha_does_function_need_gp): Update.
3758 (alpha_expand_prologue): Update.
3759 (alpha_start_function): Update.
3760 (alpha_output_function_end_prologue): Update.
3761 (alpha_expand_epilogue): Update.
3762 * config/frv/frv.c (frv_stack_info): Update.
3763 (frv_expand_epilogue): Update.
3764 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
3765 (s390_register_info): Update.
3766 (s390_frame_info): Update.
3767 (s390_init_frame_layout): Update.
3768 (s390_can_eliminate): Update.
3769 (save_gprs): Update.
3770 * config/spu/spu.c (spu_split_immediate): Update.
3771 (need_to_save_reg): Update.
3772 (spu_expand_prologue): Update.
3773 (spu_expand_epilogue): Update.
3774 * config/sparc/sparc.md: Update.
3775 * config/sparc/sparc.c (eligible_for_return_delay): Update.
3776 (sparc_tls_got): Update.
3777 (legitimize_pic_address): Update.
3778 (sparc_emit_call_insn): Update.
3779 (sparc_expand_prologue): Update.
3780 (output_return): Update.
3781 (print_operand): Update.
3782 (sparc_function_ok_for_sibcall): Update.
3783 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
3784 * config/m32r/m32r.md: Update.
3785 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
3786 (m32r_compute_frame_size): Update.
3787 (m32r_expand_prologue): Update.
3788 (m32r_expand_epilogue): Update.
3789 (m32r_legitimize_pic_address): Update.
3790 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
3791 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3792 * config/i386/i386.c (ix86_frame_pointer_required): Update.
3794 (ix86_save_reg): Update.
3795 (ix86_compute_frame_layout): Update.
3796 (ix86_expand_prologue): Update.
3797 (ix86_expand_epilogue): Update.
3798 * config/sh/sh.c (output_stack_adjust): Update.
3799 (calc_live_regs): Update.
3800 (sh5_schedule_saves): Update.
3801 (sh_expand_prologue): Update.
3802 (sh_expand_epilogue): Update.
3803 (sh_setup_incoming_varargs): Update.
3804 (sh_allocate_initial_value): Update.
3805 (sh_get_pr_initial_val): Update.
3806 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
3807 * config/sh/sh.md (label:): Update.
3808 * config/avr/avr.c (out_movhi_mr_r): Update.
3809 * config/crx/crx.h (enum): Update.
3810 * config/xtensa/xtensa.h (along): Update.
3811 * config/stormy16/stormy16.c Update.
3812 (xstormy16_compute_stack_layout): Update.
3813 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
3814 (fr30_expand_prologue): Update.
3815 * config/cris/cris.c (cris_conditional_register_usage): Update.
3816 (cris_reg_saved_in_regsave_area): Update.
3817 (cris_initial_frame_pointer_offset): Update.
3818 (cris_simple_epilogue): Update.
3819 (cris_expand_prologue): Update.
3820 (cris_expand_epilogue): Update.
3821 (cris_expand_pic_call_address): Update.
3822 (cris_asm_output_symbol_ref): Update.
3823 (cris_asm_output_label_ref): Update.
3824 * config/cris/cris.md Update.
3825 * config/iq2000/iq2000.c (compute_frame_size): Update.
3826 (iq2000_expand_epilogue): Update.
3827 * config/mt/mt.h (save_direction): Update.
3828 * config/mn10300/mn10300.c (mn10300_function_value): Update.
3829 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3830 (ia64_secondary_reload_class): Update.
3831 * config/m68k/m68k.c (m68k_save_reg): Update.
3832 (m68k_expand_prologue): Update.
3833 (m68k_expand_epilogue): Update.
3834 (legitimize_pic_address): Update.
3835 * config/rs6000/rs6000.c (rs6000_got_register): Update.
3836 (first_reg_to_save): Update.
3837 (first_altivec_reg_to_save): Update.
3838 (compute_vrsave_mask): Update.
3839 (compute_save_world_info): Update.
3840 (rs6000_stack_info): Update.
3841 (spe_func_has_64bit_regs_p): Update.
3842 (rs6000_ra_ever_killed): Update.
3843 (rs6000_emit_eh_reg_restore): Update.
3844 (rs6000_emit_allocate_stack): Update.
3845 (rs6000_emit_prologue): Update.
3846 (rs6000_emit_epilogue): Update.
3847 (rs6000_output_function_epilogue): Update.
3848 (output_profile_hook): Update.
3849 (rs6000_elf_declare_function_name): Update.
3850 * config/rs6000/rs6000.h (rs6000_args): Update.
3851 * config/rs6000/rs6000.md: Update.
3852 * config/mcore/mcore.c (mcore_expand_prolog): Update.
3853 * config/arc/arc.c (arc_output_function_epilogue): Update.
3854 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
3855 * config/darwin.c (machopic_function_base_name): Update.
3856 * config/score/score3.c (score3_compute_frame_size): Update.
3859 (score3_epilogue): Update.
3860 * config/score/score7.c (score7_compute_frame_size): Update.
3861 (score7_prologue): Update.
3862 (score7_epilogue): Update.
3863 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
3864 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3865 * config/arm/arm.c (use_return_insn): Update.
3866 (require_pic_register): Update.
3867 (arm_load_pic_register): Update.
3868 (arm_compute_save_reg0_reg12_mask): Update.
3869 (arm_compute_save_reg_mask): Update.
3870 (thumb1_compute_save_reg_mask): Update.
3871 (output_return_instruction): Update.
3872 (arm_output_function_prologue): Update.
3873 (arm_output_epilogue): Update.
3874 (arm_get_frame_offsets): Update.
3875 (arm_expand_prologue): Update.
3876 (thumb_pushpop): Update.
3877 (thumb_exit): Update.
3878 (thumb1_expand_prologue): Update.
3879 (thumb1_expand_epilogue): Update.
3880 (arm_unwind_emit): Update.
3881 (arm_output_fn_unwind): Update.
3882 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
3883 * config/arm/arm.md: Update.
3884 * config/pa/pa.md: Update.
3885 * config/pa/pa.c (legitimize_pic_address): Update.
3886 (compute_frame_size): Update.
3887 (hppa_expand_prologue): Update.
3888 (hppa_expand_epilogue): Update.
3889 (borx_reg_operand): Update.
3890 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
3891 (HARD_REGNO_RENAME_OK): Update.
3892 * config/mips/mips.c (mips_global_pointer): Update.
3893 (mips_save_reg_p): Update.
3894 (mips_compute_frame_info): Update.
3895 (mips_frame_pointer_required): Update.
3896 (mips_expand_prologue): Update.
3897 (mips_expand_epilogue): Update.
3898 (mips_can_use_return_insn): Update.
3899 (mips_reorg_process_insns): Update.
3900 * config/v850/v850.c (compute_register_save_size): Update.
3901 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
3902 * config/mmix/mmix.c (along): Update.
3903 (mmix_expand_epilogue): Update.
3904 * config/bfin/bfin.c (legitimize_pic_address): Update.
3905 (must_save_p): Update.
3906 (stack_frame_needed_p): Update.
3907 (add_to_reg): Update.
3908 (bfin_expand_prologue): Update.
3909 * stmt.c (expand_asm_operands): Update.
3910 * reload1.c (reload): Update.
3911 (init_elim_table): Update.
3913 2008-04-25 Bob Wilson <bob.wilson@acm.org>
3915 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
3917 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
3919 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
3920 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
3921 (mov<mode>): Removed.
3922 (*movv4sf_internal): Likewise.
3923 (*movv2df_internal): Likewise.
3925 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
3927 * config.gcc (crx-*-elf): Remove deprecation.
3929 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
3931 * config/i386/cygming-crtend.c (register_frame_ctor): Register
3932 __gcc_deregister_frame with atexit.
3933 (deregister_frame_dtor): Remove.
3935 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
3936 Nathan Sidwell <nathan@codesourcery.com>
3938 * config/rs6000/rs6000.opt (mspe): Remove Var property.
3940 * config/rs6000/rs6000.h (rs6000_spe): Declare.
3941 (rs6000_isel): Likewise.
3942 * config/rs6000/rs6000.c (rs6000_spe): New variable.
3943 (rs6000_isel): New variable.
3944 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
3946 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3949 * c-common.c (handle_vector_size_attribute): Call
3950 lang_hooks.types.reconstruct_complex_type instead of
3951 reconstruct_complex_type.
3952 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
3953 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
3954 * langhooks.h (struct lang_hooks_for_types): Add
3955 reconstruct_complex_type hook.
3956 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
3957 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
3959 2008-04-24 Richard Guenther <rguenther@suse.de>
3961 * c-common.h (check_builtin_function_arguments): Declare.
3962 * c-common.c (validate_nargs): New function.
3963 (check_builtin_function_arguments): Likewise.
3964 * c-typeck.c (build_function_call): Call
3965 check_builtin_function_arguments.
3966 * builtins.c (fold_builtin_classify): Remove error reporting code.
3967 (fold_builtin_unordered_cmp): Likewise.
3968 (fold_builtin_1): Likewise.
3969 (fold_builtin_n): Likewise.
3971 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3973 PR tree-optimization/36008
3974 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
3975 the original op1, rather than delta by step.
3977 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
3978 Sebastian Pop <sebastian.pop@amd.com>
3980 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
3981 eliminate_local_variables_stmt, eliminate_local_variables,
3982 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
3983 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
3984 of code delimited by two edges in the CFG.
3985 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
3986 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
3987 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
3988 the case of parallelisation of reductions.
3989 (expr_invariant_in_region_p): New.
3991 * tree-flow.h (gather_blocks_in_sese_region): Declared.
3992 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
3994 2008-04-24 Ira Rosen <irar@il.ibm.com>
3995 Richard Guenther <rguenther@suse.de>
3997 PR tree-optimization/36034
3998 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
3999 incapable of dealing with loads with gaps.
4001 2008-04-24 Rafael Espindola <espindola@google.com>
4003 * tree-flow.h (vrp_evaluate_conditional): Change signature.
4004 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4005 vrp_evaluate_conditional.
4006 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
4007 (vrp_evaluate_conditional): Split the cond argument.
4008 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
4009 (simplify_stmt_for_jump_threading): Update call to
4010 vrp_evaluate_conditional.
4012 2008-04-24 Ira Rosen <irar@il.ibm.com>
4014 PR tree-optimization/35982
4015 * tree-vect-analyze.c (vect_check_interleaving): Check that the
4016 interleaved data-refs are of the same type.
4018 2008-04-24 Danny Smith <dannysmith@users.net>
4020 * c-format.c (check_format_info_main): Use strncmp rather than a
4021 magic prefix to handle multichar length specs.
4022 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
4023 Don't prefix "I64" and "I32" with '\0'.
4025 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4028 * config/i386/i386.c (init_cumulative_args): Don't pass anything
4029 in registers for -m32 only if stdarg_p (fntype).
4031 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
4033 PR rtl-optimization/36006
4034 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
4035 temp to op0 in order to avoid invalid rtx sharing.
4037 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4039 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
4040 check TREE_INVARIANT.
4041 * tree-gimple.c (is_gimple_address): New.
4042 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
4043 * tree-gimple.h (is_gimple_address): New.
4044 * tree.h (decl_address_invariant_p): New.
4045 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
4046 (build_string): Likewise.
4047 (decl_address_invariant_p): New, from is_gimple_invariant_address.
4048 (tree_invariant_p_1): Likewise.
4049 (save_expr): Use it.
4050 (tree_invariant_p): New.
4051 (skip_simple_arithmetic): Use it.
4052 (stabilize_reference_1): Use it.
4053 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
4055 (build1_stat): Drop code to compute TREE_INVARIANT.
4056 (build2_stat): Drop code to compute TREE_INVARIANT.
4057 (build3_stat): Drop code to compute TREE_INVARIANT.
4058 (build4_stat): Drop code to compute TREE_INVARIANT.
4059 (build5_stat): Drop code to compute TREE_INVARIANT.
4060 (build7_stat): Drop code to compute TREE_INVARIANT.
4061 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
4062 * tree.h (struct tree_base): Remove invariant_flag.
4063 (TREE_INVARIANT): Remove.
4064 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
4065 (fold_builtin_expect): Check TREE_CONSTANT.
4066 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
4067 * c-tree.h (c_expr_to_decl): Drop third parameter.
4068 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
4069 (build_c_cast): Don't set TREE_INVARIANT.
4070 (pop_init_level): Don't set TREE_INVARIANT.
4071 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
4072 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
4074 (gimplify_init_constructor): Don't set TREE_INVARIANT.
4075 (gimplify_addr_expr): Adjust comment.
4076 * tree-mudflap.c (mf_build_string):
4077 * print-tree.c (print_node): Don't print TREE_INVARIANT.
4078 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
4079 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
4080 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
4081 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
4082 * langhooks.h (struct lang_hooks): Drop third parameter from
4085 2008-04-23 Richard Guenther <rguenther@suse.de>
4087 PR tree-optimization/27799
4088 PR tree-optimization/32921
4089 PR tree-optimization/32624
4090 * tree-ssa-structalias.c (merge_smts_into): Only merge the
4091 SMTs aliases and the tag itself into the solution.
4092 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
4093 merge the points-to solution back into the SMT aliases.
4094 (may_alias_p): Use alias_set_subset_of instead of
4095 aliases_conflict_p. A pointer which points to
4096 memory with alias set zero may access any variable.
4098 2008-04-23 Richard Guenther <rguenther@suse.de>
4100 * alias.c (alias_set_subset_of): Correctly handle asking
4101 if zero is a subset of an alias set with zero child.
4102 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
4103 (compute_flow_insensitive_aliasing): Correctly walk all
4104 pointers. Do not unnecessarily union sets.
4106 2008-04-23 Richard Guenther <rguenther@suse.de>
4109 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
4111 2008-04-22 Tomas Bily <tbily@suse.cz>
4113 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
4115 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
4117 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4118 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4119 * tree-inline.c (estimate_num_insns_1): Likewise.
4120 * varasm.c (const_hash_1, compare_constant, copy_constant)
4121 (compute_reloc_for_constant, output_addressed_constants): Likewise.
4122 * emit-rtl.c (component_ref_for_mem_expr)
4123 (set_mem_attributes_minus_bitpos): Likewise.
4124 * expr.c (highest_pow2_factor, expand_expr_real_1, )
4125 (is_aligning_offset): Likewise.
4126 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
4127 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4128 * dojump.c (do_jump): Likewise.
4129 * builtins.c (get_pointer_alignment, get_memory_rtx)
4130 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
4131 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
4133 2008-04-23 Jakub Jelinek <jakub@redhat.com>
4135 PR rtl-optimization/36017
4136 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
4137 expanding the library call.
4139 2008-04-22 Ian Lance Taylor <iant@google.com>
4141 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
4144 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
4146 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
4147 of LR/CTR moves for Power6.
4149 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
4152 * passes.c (init_optimization_passes): Remove
4153 pass_fast_rtl_byte_dce.
4155 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
4158 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
4159 builtin functions to generate faster code.
4160 (_mm_cvtpu16_ps): Ditto.
4161 (_mm_cvtpi32x2_ps): Ditto.
4163 2008-04-22 Nick Clifton <nickc@redhat.com>
4165 * common.opt (ftree-loop-distribution): Add Optimization
4168 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
4169 (frv_expand_builtin_va_start): Likewise.
4171 * config/arm/arm.c (thumb_find_work_register): Fix location of
4172 argument register count.
4174 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4176 Support scheduling for ColdFire V1 and V3 microarchitecture.
4177 Improve scheduling of multiplication instructions.
4179 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
4180 (mac): New instruction attribute.
4181 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
4182 (m68k_sched_mac): New variable.
4183 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
4184 Handle cfv1 and cfv3.
4185 (max_insn_size): New static variable.
4186 (struct _sched_ib): New type.
4187 (sched_ib): New static variable.
4188 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
4189 to fields of 'struct _sched_ib sched_ib'. Update all uses.
4190 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
4192 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
4193 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
4194 new variables. Update.
4195 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4196 Add modeling of cfv3 instruction buffer. Update.
4197 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
4198 * config/m68k/m68k.h (TUNE_CFV3): New macro.
4199 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
4200 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
4201 a particular reservation applies to.
4202 (type2): Reorganize attribute values. Rename alu to alu_reg,
4203 alu_l to alu, move_l to omove. Join move to alu. Split mul
4205 (cf_ib_*): Simplify description of instruction buffer.
4206 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
4207 (cf_mem): Split into cf_mem1 and cf_mem2.
4208 (cf_v2_move_??): Rename to cfv12_alu_??.
4209 (cf_v2_move_l_??): Rename to cfv12_omove_??.
4210 (cf_v2_mul_??): Remove reservations.
4211 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
4212 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
4213 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
4215 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
4216 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
4217 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
4218 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
4219 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
4220 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
4221 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
4222 expansions of the above reservations for instructions of sizes
4225 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4227 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
4229 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
4231 * coverage.c: Include tree-pass.h.
4232 (coverage_counter_alloc): Print da_file_name to the dump file.
4234 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
4236 * sbitmap.c (sbitmap_range_empty_p): New function.
4237 * sbitmap.h (sbitmap_range_empty_p): New function.
4238 * bitmap.h: Now includes obstack.h.
4240 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
4241 Kenneth Zadeck <zadeck@naturalbridge.com>
4243 * dbgcnt.def (ra_byte_scan): Added.
4244 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
4245 when the last hit happens for a counter.
4246 * timevar.def (TV_DF_BYTE_LR): New variable.
4247 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
4248 * passes.c (pass_fast_rtl_byte_dce): New pass.
4249 * fwprop.c (update_df): Added mode to call df_ref_create.
4250 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4251 DF_REF_EXTRACT_OFFSET.
4252 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
4253 DF_BYTE_LR_OUT, df_byte_lr): New macro.
4255 (df_ref_extract): Added mode field.
4256 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
4257 DF_REF_EXTRACT_OFFSET.
4258 (DF_REF_EXTRACT_MODE): New macro.
4259 (df_byte_lr_bb_info): New structure.
4260 (df_print_byte_regset, df_compute_accessed_bytes,
4261 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
4262 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
4263 df_byte_lr_simulate_uses,
4264 df_byte_lr_simulate_artificial_refs_at_top,
4265 df_byte_lr_simulate_artificial_refs_at_end,
4266 df_compute_accessed_bytes): New function.
4267 (df_ref_create): Add parameter.
4268 (df_byte_lr_get_bb_info): New inline function.
4269 * df-scan.c (df_ref_record, df_uses_record,
4270 df_ref_create_structure): Added mode parameter.
4271 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
4272 df_defs_record, df_uses_record, df_get_conditional_uses,
4273 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
4274 df_entry_block_defs_collect, df_exit_block_uses_collect):
4275 Added mode parameter to calls to df_ref_record, df_uses_record,
4276 df_ref_create_structure.
4277 (df_ref_equal_p, df_ref_compare): Added test for modes.
4278 (df_ref_create_structure): Added code to set mode. Renamed
4279 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4280 DF_REF_EXTRACT_OFFSET.
4281 * df-core.c (df_print_byte_regset): New function.
4282 * df-byte-scan.c: New file.
4283 * df-problems.c (df_rd_transfer_function): Removed unnecessary
4284 calls to BITMAP_FREE.
4285 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
4286 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
4287 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
4288 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
4289 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
4290 df_byte_lr_local_compute, df_byte_lr_init,
4291 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
4292 df_byte_lr_transfer_function, df_byte_lr_free,
4293 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
4294 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
4295 df_byte_lr_simulate_uses,
4296 df_byte_lr_simulate_artificial_refs_at_top,
4297 df_byte_lr_simulate_artificial_refs_at_end): New function.
4298 * dce.c (byte_dce_process_block): New function.
4299 (dce_process_block): au is now passed in rather than computed
4300 locally. Changed loops that look at artificial defs to not look
4301 for conditional or partial ones, because there never are any.
4302 (fast_dce): Now is able to drive byte_dce_process_block or
4303 dce_process_block depending on the kind of dce being done.
4304 (rest_of_handle_fast_dce): Add parameter to fast_dce.
4305 (rest_of_handle_fast_byte_dce): New function.
4306 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
4307 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
4309 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
4312 * gcc.h: Added fortran options that take arguments to
4313 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
4316 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
4318 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
4319 scalarization if on the LHS and not a full access.
4321 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4323 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
4325 2008-04-18 Rafael Espindola <espindola@google.com>
4327 * tree-vrp.c (find_case_label_index): Fix the binary search.
4328 (find_case_label_range): New.
4329 (vrp_visit_switch_stmt): Use find_case_label_range.
4330 (simplify_switch_using_ranges): Use find_case_label_range.
4332 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
4334 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
4335 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
4337 2008-04-18 Tom Tromey <tromey@redhat.com>
4340 * doc/cpp.texi (Implementation-defined behavior): Mention
4343 2008-04-18 Ian Lance Taylor <iant@google.com>
4345 * fold-const.c (pointer_may_wrap_p): New static function.
4346 (fold_comparison): Add another test for pointer overflow. Use
4347 pointer_may_wrap_p to disable some false positives.
4349 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
4351 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
4352 (fname_as_string): Match updated cpp_interpret_string prototype.
4353 (fix_string_type): Support char16_t* and char32_t*.
4354 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
4355 derivative) nodes. Register as builtin if C++0x.
4356 (c_parse_error): Support CPP_CHAR{16,32}.
4357 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
4358 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
4359 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
4360 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
4361 CTI_CHAR32_ARRAY_TYPE>: New elements.
4362 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
4363 char32_type_node, signed_char32_type_node, char16_array_type_node,
4364 char32_array_type_node): New defines.
4365 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
4366 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
4367 (lex_string): Support CPP_STRING{16,32}, match updated
4368 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
4369 (lex_charconst): Support CPP_CHAR{16,32}.
4370 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
4371 and CPP_STRING{16,32}.
4373 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
4376 * aclocal.m4: Regenerate.
4377 * configure: Regenerate.
4379 2008-04-18 Jan Hubicka <jh@suse.cz>
4381 * except.c (dw2_size_of_call_site_table,
4382 sjlj_size_of_call_site_table): Use vector API for call_site_record.
4384 * cgraphbuild.c (build_cgraph_edges): Update.
4385 * tree-pass.h: Update comment.
4386 * final.c (leaf_function_p): Update.
4387 (leaf_renumber_regs): Update.
4388 (rest_of_clean_state): Update.
4389 * omp-low.c (expand_omp_parallel): Update.
4390 * ipa-reference.c (analyze_function): Update.
4391 * reorg.c (find_end_label): Update.
4392 (optimize_skip): Update.
4393 (fill_simple_delay_slots): Update.
4394 (fill_simple_delay_slots): Update.
4395 (make_return_insns): Update.
4396 (dbr_schedule): Update.
4397 * gimple-low.c (record_vars_into): Update.
4398 * cfgbuild.c (make_edges): Update.
4399 * function.c (assign_stack_local): Update.
4400 (assign_parm_adjust_stack_rtl): Update.
4401 (locate_and_pad_parm): Update.
4402 (allocate_struct_function): Do not initialize stack_alignment_needed
4403 and preferred_stack_boundary here.
4404 (stack_protect_prologue): Update.
4405 (stack_protect_epilogue): Update.
4406 (expand_function_start): Initialize stack_alignment_needed,
4407 preferred_stack_boundary and max_jumptable_ents.
4408 (expand_function_end): Update.
4409 (free_after_compilation): Do not NULLify epilogue_delay_list.
4410 * function.h (struct rtl_data): Add stack_protect_guard,
4411 stack_alignment_needed,
4412 preferred_stack_boundary, epilogue_delay_list.
4413 (struct function): Remove value_histograms, stack_alignment_needed,
4414 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
4416 unexpanded_var_list, stack_protect_guard.
4417 (current_function_epilogue_delay_list): Remove.
4418 * ipa-type-escape.c (analyze_function): Update.
4419 * gimplify.c (pop_gimplify_context): Update comment.
4420 * calls.c (expand_call): Update.
4421 (emit_library_call_value_1): Update.
4422 * except.c (set_nothrow_function_flags): Update.
4423 * cfgexpand.c (get_decl_align_unit): Update.
4424 (create_stack_guard): Update.
4425 (estimated_stack_frame_size): Update.
4426 (expand_used_vars): Update.
4427 (tree_expand_cfg): Free histogram earliers, init expansion variables.
4428 * explow.c (allocate_dynamic_stack_space): Update.
4429 * tree-ssa-live.c (remove_unused_locals): Update.
4430 * varasm.c (mark_constant_pool): Update.
4431 * tree-inline.c (remap_decls): Update.
4432 (initialize_cfun): Update.
4433 (declare_return_variable): Update.
4434 (inline_forbidden_p): Update.
4435 (expand_call_inline): Update.
4436 (declare_inline_vars): Update.
4437 (tree_function_versioning): Update.
4438 * tree-flow.h (value_histograms): New.
4439 (VALUE_HISTOGRAMS): New macro.
4440 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
4442 * tree-cfg.c (set_bb_for_stmt): Update.
4443 (replace_by_duplicate_decl): Update.
4444 (move_block_to_fn): Update.
4445 (new_label_mapper): Update.
4446 (dump_function_to_file): Update.
4447 * ipa-struct-reorg.c (build_data_structure): Update.
4448 * cfgrtl.c (print_rtl_with_bb): Update.
4449 * reload1.c (reload): Update.
4451 * config/i386/i386.c (setup_incoming_varargs_64,
4452 ix86_compute_frame_layout): Update.
4453 * config/arc/arc.c (arc_output_function_epilogue): Update.
4455 2008-04-18 Marius Strobl <marius@FreeBSD.org>
4457 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
4458 for FreeBSD as well.
4459 * gthr-posix95.h: Likewise.
4461 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
4463 PR rtl-optimization/35838
4464 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
4465 out the byte offset of the first subreg.
4467 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
4469 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
4470 to split_ti instead of three separate calls with single member arrays.
4471 (subti3 splitter): Ditto.
4472 (adddi3 splitter): Ditto with split_di.
4473 (subdi3 splitter): Ditto.
4474 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
4475 two separate calls with single member arrays. Swap match_dup
4476 operands 1 and 2 to better fit into the array.
4477 (negdi2 splitter): Ditto with split_di.
4478 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
4479 two separate calls with single member arrays. Swap match_dup operands
4480 6 and 7 to better fit into the array.
4482 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
4484 * config/i386/i386.c (sse_builtin_type): New.
4485 (bdesc_sse_args): Likewise.
4486 (bdesc_sse_3arg): Removed.
4487 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
4488 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
4489 IX86_BUILTIN_ROUNDPS.
4490 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
4491 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
4492 IX86_BUILTIN_ROUNDPS.
4493 (ix86_expand_sse_4_operands_builtin): Removed.
4494 (ix86_expand_sse_operands_builtin): New.
4495 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
4496 and CODE_FOR_sse4_1_roundps.
4497 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
4498 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
4500 2008-04-17 Alan Modra <amodra@bigpond.net.au>
4503 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
4504 regs before frame pop when needed. If use_backchain_to_restore_sp
4505 then load backchain into a temp reg to restore vr and vrsave. Add
4506 code to restore vr after frame pop if possible.
4508 2008-04-17 Richard Guenther <rguenther@suse.de>
4510 * tree-vn.c (expressions_equal_p): Do not check type
4511 equality or compatibility before calling operand_equal_p.
4512 * fold-const.c (operand_equal_p): Check equivalence of
4513 integer constants before bailing out due to signedness or
4514 precision differences.
4515 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
4516 spurious differences in type qualification. Ignore types
4517 for COMPONENT_REFs at all.
4519 2008-04-17 Christian Bruel <christian.bruel@st.com>
4521 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
4522 msw_skip comparison.
4524 2008-04-16 Jakub Jelinek <jakub@redhat.com>
4527 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
4530 PR tree-optimization/35899
4531 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
4532 rather than TREE_OPERAND.
4534 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
4537 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
4538 temporary registers. Change operand predicate to general_operand.
4539 (remainderxf3): Ditto.
4541 2008-04-16 Richard Guenther <rguenther@suse.de>
4543 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
4544 * tree-affine.c (aff_combination_expand): Look through some
4547 2008-04-15 Doug Kwan <dougkwan@google.com>
4549 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
4551 * tree-pretty-print.c (dump_generic_node): Ditto.
4552 * final.c (output_addr_const): Ditto.
4553 * dwarf2out.c (output_cfi): Ditto.
4554 * c-pretty-print.c (pp_c_integer_constant): Ditto.
4555 * print-rtl.c (print_rtx): Ditto.
4556 * print-tree.c (print_node_brief, print_node): Ditto.
4557 * c-common.c (match_case_to_enum_1): Ditto.
4558 * sched-vis.c (print_value): Ditto.
4559 * config/i386/i386.c (print_operand): Cast to long unsigned int
4562 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
4563 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
4564 MS Windows VirtualProtect function.
4566 2008-04-15 Jan Hubicka <jh@suse.cz>
4568 * gengtype.c (write_root): Param_is argument is OK.
4569 * expr.c (expand_expr_real_1): Update call of get_exception_*.
4570 * function.h: Include varray.h
4571 (rtl_eh): New stucture based on except.c one.
4572 (call_site_record): New forward declaration and vector type.
4573 * calls.c (emit_call_1): Do not call
4574 note_current_region_may_contain_throw.
4575 * except.c (eh_status): Remove cur_region, try_region since they are
4577 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
4578 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
4579 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
4580 Remove call_site_data_used, call_site_data_size.
4581 Turn call_site_record into vector in function.h.
4582 (note_current_region_may_contain_throw): Remove.
4583 (get_exception_pointer, get_exception_filter): Do not take struct
4584 function argument; update.
4585 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
4586 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
4587 build_post_landing_pads, dw2_build_landing_pads,
4588 sjlj_assign_call_site_values, sjlj_mark_call_sites,
4589 sjlj_emit_function_enter, sjlj_emit_function_enter,
4590 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
4591 sjlj_build_landing_pads, finish_eh_generation,
4592 remove_exception_handler_label, remove_eh_handler,
4593 maybe_remove_eh_handler, add_reachable_handler,
4594 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
4595 add_action_record, collect_one_action_chain, add_call_site,
4596 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
4597 sjlj_output_call_site_table, output_function_exception_table,
4598 * except.h (note_current_region_may_contain_throw): Remove
4599 (get_exception_pointer, get_exception_filter): Do not take struct
4601 * Makefile.in (GTFILES): Put varargs before struct function.
4603 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4605 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
4606 punt for STRING_CST.
4607 (get_constraint_for): Deal with STRING_CST here instead.
4609 2008-04-15 Richard Guenther <rguenther@suse.de>
4611 * tree-ssa-propagate.c (substitute_and_fold): Substitute
4612 statements in a basic-block with a backward walk. Do not
4613 substitute into dead statements but instead remove those.
4615 2008-04-15 Richard Guenther <rguenther@suse.de>
4617 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
4618 to zero, thus disable creation of SFTs.
4620 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4622 * tree-predcom.c (suitable_reference_p): Return false if the
4623 reference can throw.
4625 2008-04-15 Jakub Jelinek <jakub@redhat.com>
4628 * c-decl.c (finish_decl): If extern or static var has variable
4629 size, set TREE_TYPE (decl) to error_mark_node.
4631 2008-04-15 Rafael Espindola <espindola@google.com>
4633 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
4636 2008-04-15 Richard Guenther <rguenther@suse.de>
4638 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
4639 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
4640 (visit_reference_op_load): Do walk vuse-vdef chains on
4641 vn_reference_lookup.
4642 (visit_reference_op_store): But do not here.
4643 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
4644 vn_reference_lookup.
4645 (vn_lookup_with_vuses): But do so here.
4647 2008-04-14 Ian Lance Taylor <iant@google.com>
4649 * fold-const.c (fold_overflow_warning): Remove assertion.
4651 2008-04-15 Ben Elliston <bje@au.ibm.com>
4653 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
4654 temp1 local variables.
4656 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
4659 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
4660 ".text.unlikely" section as executable.
4662 2008-04-14 James E. Wilson <wilson@tuliptree.org>
4664 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4665 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
4666 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
4667 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
4668 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
4669 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
4670 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
4672 2008-04-14 Ian Lance Taylor <iant@google.com>
4674 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
4675 * fold-const.c (fold_comparison): If appropriate, test
4676 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
4677 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
4678 reassociating a pointer type.
4679 * doc/invoke.texi (Optimize Options): Document that
4680 -fstrict-overflow applies to pointer wraparound.
4682 2008-04-13 Jan Hubicka <jh@suse.cz>
4684 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
4686 2008-04-12 Andrew Pinski <pinskia@gmail.com>
4688 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
4689 we are going to "save the world".
4691 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
4693 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
4694 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
4695 operand 0 constraint, not "=".
4697 2008-04-11 James E. Wilson <wilson@tuliptree.org>
4699 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
4701 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4703 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
4704 of size of positions_needed * CHAR_BIT.
4706 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4709 * dse.c (store_info): Change positions_needed to unsigned
4711 (lowpart_bitmask): New.
4712 (record_store): Cast to unsigned HOST_WIDE_INT for
4713 positions_needed. Assert width <= size of positions_needed *
4714 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
4715 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
4716 lowpart_bitmask to set mask.
4718 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4720 * config/bfin/constraints.md: New file.
4721 * config/bfin/bfin.md: Include it.
4722 (adddi3): Use satisfies_constraint functions instead of the old macros.
4723 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
4724 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
4725 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
4726 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
4727 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
4728 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
4729 EXTRA_CONSTRAINT): Delete.
4730 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
4731 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
4733 * config/bfin/bfin.c: Include "tm-constrs.h".
4734 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
4735 Use satisfies_constraint functions instead of the old macros.
4736 * doc/md.texi (Blackfin Constraints): Update file name reference.
4738 2008-04-11 Richard Guenther <rguenther@suse.de>
4740 PR tree-optimization/35869
4741 * tree-vrp.c (execute_vrp): Move switch statement update after
4742 jump threading. Schedule another cfg cleanup run.
4744 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
4747 * attribs.c (decl_attributes): Return early on errorneous node.
4749 2008-04-10 Oleg Ryjkov <olegr@google.com>
4751 * tree.h (struct tree_base): Added a new flag default_def_flag.
4752 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
4754 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4756 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
4758 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4761 * pa.md: Define mode iterator P. Define mode attribute dwc.
4762 (dcacheflush): Update pattern to use iterator P and attribute dwc.
4763 (icacheflush): Likewise.
4764 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
4765 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
4767 2008-04-11 Ben Elliston <bje@au.ibm.com>
4769 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
4771 2008-04-10 Rafael Espindola <espindola@google.com>
4773 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
4774 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
4775 (extract_range_from_expr): The same.
4777 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4779 * config/mips/mips.md (GPR2): New mode iterator.
4781 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
4782 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
4783 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
4784 Rewrite these to take two modes, the mode of comparison and the
4785 mode of the destination.
4786 * config/mips/mips.c (mips_expand_scc): Instead of having
4787 paradoxical subreg as destination, expand "narrowing" scc if mode
4788 of comparison is SI and target is requested in DI mode.
4789 (mips_emit_int_order_test): Update comment. Make mode of
4790 comparison match CMP0 rather than TARGET. When creating inverse
4791 target use mode of TARGET.
4793 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4795 * gcov-dump.c (tag_summary): Only print summaries for the first
4796 GCOV_COUNTERS_SUMMABLE counters.
4798 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
4800 * config/i386/i386.md (absneg): New code iterator.
4801 (absnegprefix): New code attribute.
4802 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
4803 patterns using absneg code iterator.
4804 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
4805 using absneg code iterator.
4806 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
4807 *neg<mode>2 patterns using absneg code iterator.
4808 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4809 *negextendsfdf2 patterns using absneg code iterator.
4810 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
4811 *negextendsfxf2 patterns using absneg code iterator.
4812 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4813 *negextendsfdf2 patterns using absneg code iterator.
4814 * config/i386/sse.md (<code><mode>2): Macroize expander from
4815 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
4817 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
4819 * config/s390/s390.h: Remove the remains of the recent search
4820 & replace action of current_function_outgoing_args_size.
4822 2008-04-10 Ira Rosen <irar@il.ibm.com>
4824 PR tree-optimization/35821
4825 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
4826 NEW_STMT_LIST is not NULL.
4828 2008-04-09 David Edelsohn <edelsohn@gnu.org>
4831 * toplev.c (process_options): Remove -ffunction-sections debugging
4834 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
4836 PR middle-end/PR28690
4837 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
4838 than gen_rtx_fmt_ee to perform more canonicalizations.
4840 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4843 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
4845 2008-04-09 Richard Guenther <rguenther@suse.de>
4847 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
4848 (dump_function_to_file): Dump function arguments with types.
4850 2008-04-08 Richard Guenther <rguenther@suse.de>
4852 * fold-const.c (fold_widened_comparison): Do not allow
4853 sign-changes that change the result.
4855 2008-04-08 Janis Johnson <janis187@us.ibm.com>
4858 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
4859 kinds of indirect references.
4861 2008-04-08 David Edelsohn <edelsohn@gnu.org>
4863 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
4864 GNU Fortran language string.
4866 2008-04-08 Rafael Espindola <espindola@google.com>
4868 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
4869 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
4870 * tree.h (tree_call_nonnegative_warnv_p): New.
4872 2008-04-08 Jan Hubicka <jh@suse.cz>
4874 * function.c (free_after_compilation): Clear out regno_reg_rtx
4877 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
4880 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4882 PR middle-end/PR28690
4883 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
4884 same precedence as REG_POINTER and MEM_POINTER operands.
4886 2008-04-08 Richard Guenther <rguenther@suse.de>
4889 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
4890 for adding index to base.
4892 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
4894 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
4895 (MINGW_ENABLE_EXECUTE_STACK): New.
4896 (IN_LIBGCC2): For libgcc include windows.h file for
4897 function declarations.
4899 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
4901 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
4902 and tem2 if tem1 is not a REG or MULT.
4904 2008-04-08 Jan Hubicka <jh@suse.cz>
4906 * function.h (incomming_args): Break out of struct function.
4907 (function_subsections): Break out of struct function.
4908 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
4909 return_rtx and hard_reg_initial_vals from struct function.
4910 Kill inl_max_label_num.
4911 (current_function_pops_args, current_function_args_info,
4912 current_function_args_size, current_function_args_size,
4913 current_function_pretend_args_size,
4914 current_function_outgoing_args_size,
4915 current_function_internal_arg_pointer, current_function_return_rtx):
4916 Kill compatibility accestor macros.
4917 * builtins.c (expand_builtin_apply_args_1): Update.
4918 (expand_builtin_next_arg): Update.
4919 * df-scan.c (df_get_call_refs): Update.
4920 * dbxout.c (dbxout_function_end): Update.
4921 * dwarf2out.c (dwarf2out_switch_text_section): Update.
4922 (output_line_info): Update.
4923 (secname_for_decl): Update.
4924 (dwarf2out_var_location): Update.
4925 * function.c (free_after_compilation): Update.
4926 (assign_parm_find_stack_rtl): Update.
4927 (assign_parms): Update.
4928 (expand_dummy_function_end): Update.
4929 (expand_function_end): Update.
4930 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
4931 (expand_call): Update.
4932 (emit_library_call_value_1): Update.
4933 (store_one_arg): Update.
4934 * varasm.c (initialize_cold_section_name): Update.
4935 (unlikely_text_section): Update.
4936 (unlikely_text_section_p): Update.
4937 (assemble_start_function): Update.
4938 (assemble_end_function): Update.
4939 (default_section_type_flags): Update.
4940 (switch_to_section): Update.
4941 * integrate.c (set_decl_abstract_flags): Update.
4942 (get_hard_reg_initial_val): Update.
4943 (has_hard_reg_initial_val): Update.
4944 (allocate_initial_values): Update.
4945 * resource.c (init_resource_info): Update.
4946 * config/alpha/alpha.c (NUM_ARGS): Update.
4947 (direct_return): Update.
4948 (alpha_va_start): Update.
4949 (alpha_sa_size): Update.
4950 (alpha_initial_elimination_offset): Update.
4951 (alpha_expand_prologue): Update.
4952 (alpha_start_function): Update.
4953 (alpha_expand_epilogue): Update.
4954 (unicosmk_initial_elimination_offset):
4955 * config/alpha/alpha.md (call expander): Update.
4956 * config/s390/s390.c (s390_register_info): Update.
4957 (s390_register_info): Update.
4958 (s390_frame_info): Update.
4959 (s390_initial_elimination_offset): Update.
4960 (s390_build_builtin_va_list): Update.
4961 (s390_va_start): Update.
4962 * config/spu/spu.c (direct_return): Update.
4963 (spu_expand_prologue): Update.
4964 (spu_initial_elimination_offset): Update.
4965 (spu_build_builtin_va_list): Update.
4966 (spu_va_start): Update.
4967 * config/sparc/sparc.c (sparc_init_modes): Update.
4968 (sparc_compute_frame_size): Update.
4969 (function_value): Update.
4970 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
4971 * config/i386/i386.md (return expander): Update.
4972 * config/i386/i386.c (ix86_va_start): Update.
4973 (ix86_can_use_return_insn_p): Update.
4974 (ix86_compute_frame_layout): Update.
4975 (ix86_expand_epilogue): Update.
4976 * config/sh/sh.c (output_stack_adjust): Update.
4977 (calc_live_regs): Update.
4978 (sh_expand_prologue): Update.
4979 (sh_builtin_saveregs): Update.
4980 (sh_va_start): Update.
4981 (initial_elimination_offset): Update.
4982 (sh_allocate_initial_value): Update.
4983 (sh_function_ok_for_sibcall): Update.
4984 (sh_get_pr_initial_val): Update.
4985 * config/sh/sh.md (return expander): Update.
4986 * config/avr/avr.c (frame_pointer_required_p): UPdate.
4987 * config/crx/crx.c (crx_compute_frame): UPdate.
4988 (crx_initial_elimination_offset): UPdate.
4989 * config/xtensa/xtensa.c (compute_frame_size): Update
4990 (xtensa_builtin_saveregs): Update.
4991 (xtensa_va_start): Update.
4992 (order_regs_for_local_alloc): Update.
4993 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
4994 (xstormy16_expand_builtin_va_start): Update.
4995 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
4996 * config/m68hc11/m68hc11.md (return expanders): Update.
4997 * config/m68hc11/m68hc11.c (expand_prologue): Update.
4998 (expand_epilogue): Update.
4999 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
5000 (cris_simple_epilogue): Update.
5001 (cris_expand_prologue): Update.
5002 (cris_expand_epilogue): Update.
5003 * config/iq2000/iq2000.c (iq2000_va_start): Update.
5004 (compute_frame_size): Update.
5005 * config/mt/mt.c (mt_compute_frame_size): Update.
5006 * config/mn10300/mn10300.c (expand_prologue): Update.
5007 (expand_epilogue): Update.
5008 (initial_offset): Update.
5009 (mn10300_builtin_saveregs):
5010 * config/mn10300/mn10300.md (return expander): Update.
5011 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
5012 (ia64_initial_elimination_offset): Update.
5013 (ia64_initial_elimination_offset): Update.
5014 (ia64_expand_prologue): Update.
5015 * config/m68k/m68k.md (return expander): Update.
5016 * config/rs6000/rs6000.c (rs6000_va_start): Update.
5017 (rs6000_stack_info): Update.
5018 * config/mcore/mcore.c (layout_mcore_frame): Update.
5019 (mcore_expand_prolog): Update.
5020 * config/arc/arc.c (arc_compute_frame_size): Update.
5021 * config/score/score3.c (score3_compute_frame_size): Update.
5022 * config/score/score7.c (score7_compute_frame_size): Update.
5023 * config/arm/arm.c (use_return_insn): Update.
5024 (thumb_find_work_register): Update.
5025 (arm_compute_save_reg_mask): Update.
5026 (arm_output_function_prologue): Update.
5027 (arm_output_epilogue): Update.
5028 (arm_size_return_regs): Update.
5029 (arm_get_frame_offsets): Update.
5030 (arm_expand_prologue): Update.
5031 (thumb_exit): Update.
5032 (thumb_unexpanded_epilogue): Update.
5033 (thumb1_output_function_prologue): Update.
5034 * config/pa/pa.md (return expander): Update.
5035 * config/pa/pa.c (compute_frame_size): Update.
5036 (hppa_builtin_saveregs): Update.
5037 * config/mips/mips.c (mips_va_start): Update.
5038 (mips16_build_function_stub): Update.
5039 (mips_compute_frame_info): Update.
5040 (mips_restore_gp): Update.
5041 (mips_output_function_prologue): Update.
5042 (mips_expand_prologue): Update.
5043 * config/v850/v850.c (compute_frame_size): Update.
5044 (expand_prologue): * config/mmix/mmix.c (along): update.
5045 (mmix_initial_elimination_offset): update.
5046 (mmix_reorg): update.
5047 (mmix_use_simple_return): update.
5048 (mmix_expand_prologue): update.
5049 (mmix_expand_epilogue): Update.
5050 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
5051 (emit_link_insn): Update.
5053 2008-04-08 Anatoly Sokolov <aesok@post.ru>
5055 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
5056 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
5058 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
5061 2008-04-07 Jan Hubicka <jh@suse.cz>
5063 * function.h (rtl): Rename to x_rtl.
5065 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5066 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5067 used_temp_slots avail_temp_slots, temp_slot_level,
5068 nonlocal_goto_handler_labels): Update accesstors.
5069 (rtl): New global variable.
5070 (struct function): Move some fileds to rtl_data.
5071 (get_arg_pointer_save_area): Update prototype.
5072 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5073 get_arg_pointer_save_area.
5074 * expr.c (init_expr): Update
5075 * function.c (get_frame_size): Update
5076 (assign_stack_local): Update
5077 (expand_function_end): Update.
5078 (get_art_pointer_save_area): Update
5080 * emit-rtl.c (rtl): Declare.
5081 (regno_reg_rtx): Declare.
5082 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5084 (gen_reg_rtx): Update.
5085 * varasm.c (n_deferred_constatns): Update accestor.
5086 (init_varasm_status): Do not allocate varasm_status.
5087 (force_const_mem, get_pool_size, output_constant_pool): Update.
5088 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5089 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5090 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
5091 * sparc/sparc.h (INIT_EXPANDERS): Update.
5092 * ia64/ia64.h (INIT_EXPANDERS): Update.
5094 2008-04-07 James E. Wilson <wilson@tuliptree.org>
5096 * reload.c (push_secondary_reload): Add missing break to for loop.
5098 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5100 PR middle-end/PR28690
5101 * rtlanal.c: Update copyright years.
5102 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
5103 as REG_POINTER and MEM_POINTER operands.
5104 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
5105 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
5106 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
5107 * gcse.c: Update copyright years.
5108 (pre_delete): Call gen_reg_rtx_and_attrs.
5109 (hoist_code): Likewise.
5110 (build_store_vectors): Likewise.
5111 (delete_store): Likewise.
5112 * loop-invariant.c (move_invariant_reg): Likewise.
5113 Update copyright years.
5115 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
5117 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
5118 control string instead of quoted.
5120 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5122 * doc/rtl.texi: Rewrite of subreg section.
5124 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
5127 * config/i386/i386.c (legitimize_pic_address): Add treating
5128 of dllimport SYM_REF's.
5129 (legitimize_dllimport_symbol): Add prototype.
5131 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5133 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
5134 reference in constructor with non self-referential type.
5136 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5138 Removal of Return with Depressed Stack Pointer support
5139 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
5140 (ECF_SP_DEPRESSED): Likewise.
5141 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
5142 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
5143 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5144 (expand_call): Do not test ECF_SP_DEPRESSED.
5145 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5146 * function.c (keep_stack_depressed): Delete.
5147 (handle_epilogue_set): Likewise.
5148 (update_epilogue_consts): Likewise.
5149 (emit_equiv_load): Likewise.
5150 (thread_prologue_and_epilogue_insns): Remove support for Return with
5151 Depressed Stack Pointer.
5152 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5154 2008-04-06 Richard Guenther <rguenther@suse.de>
5156 PR tree-optimization/35400
5157 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
5158 information from SSA_NAMEs.
5160 2008-04-06 Anatoly Sokolov <aesok@post.ru>
5162 * config/avr/avr.h (avr_mega_p): Remove declaration.
5163 (AVR_MEGA): Remove macro.
5164 * config/avr/avr.c (avr_mega_p): Remove variable.
5165 (avr_override_options): Remove inicializion of avr_mega_p.
5166 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5167 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5168 (avr_jump_mode): (Ditto.).
5169 (avr_output_progmem_section_asm_op): (Ditto.).
5170 (avr_asm_init_sections): (Ditto.).
5171 (avr_asm_init_sections): (Ditto.).
5172 (avr_rtx_costs): (Ditto.).
5173 * config/avr/avr.md: (Ditto.).
5174 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
5177 2008-04-06 Richard Guenther <rguenther@suse.de>
5179 PR tree-optimization/35842
5180 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
5181 is_gimple_invariant_address.
5183 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5185 * gcc.c (default_compilers): Sync Fortran extensions list with
5186 that in fortran/lang-specs.h.
5187 * doc/invoke.texi: Likewise.
5188 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
5189 * dwarf2out.c (gen_compile_unit_die): Likewise.
5191 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
5193 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
5195 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
5198 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
5199 attribute is used for nested functions.
5201 2008-04-05 Jan Hubicka <jh@suse.cz>
5203 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
5205 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
5207 (dump_files): Update.
5208 (enable_rtl_dump_file): Do not accept letter argument.
5209 * tree-pass.h (dump_file_info): Remove letter argument.
5210 * toplev.c (decode_d_option): Update -da handling.
5211 * toplev.h (enable_rtl_dump_file): Update prototype.
5212 * passes.c (register_one_dump_file): Do not accept IPA argument; work
5213 it out based on pass type.
5214 (register_dump_files_1): Likewise.
5215 (init_optimization_passes): Update register_one_dump_file calls.
5216 (execute_one_pass): Sanity check that IPA passes are called at IPA
5217 level and RTL passes at RTL level.
5218 (execute_pass_list): IPA pass can not be after or subpass of
5220 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
5221 disallov RTL subpasses of IPA subpasses.
5223 2008-04-05 Ben Elliston <bje@au.ibm.com>
5225 * tree-cfg.c (need_fake_edge_p): Return false for calls to
5226 builtins that return exactly once and do not throw. Cache call to
5229 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
5231 PR rtl-optimization/34916
5233 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
5234 between instruction pairs.
5236 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
5238 * doc/invoke.texi: Document -mbitops for SH.
5239 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
5240 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
5241 * config/sh/sh.c (print_operand): Add %t operand code.
5242 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
5243 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
5244 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
5245 (extendqihi2): Likewise.
5246 (movqi_i): Likewise.
5247 (insv): Use bset, bclr and bst instructions for SH2A if possible.
5248 (extv): Use bld instruction for SH2A if possible.
5250 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
5251 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
5252 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
5253 (bset.b, bclr.b): Define peepholes.
5254 * config/sh/sh.opt (mbitops): New option.
5256 2008-04-04 Janis Johnson <janis187@us.ibm.com>
5259 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
5260 and view convert expression.
5262 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5265 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
5267 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
5269 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
5271 * config/i386/cpuid.h (bit_AES): New.
5272 (bit_PCLMUL): Likewise.
5274 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
5275 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
5276 SSE2 if AES or PCLMUL is enabled.
5277 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
5278 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5279 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
5280 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
5281 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
5282 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
5283 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5284 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
5285 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
5286 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
5287 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
5288 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
5289 __builtin_ia32_aeskeygenassist128 and
5290 __builtin_ia32_pclmulqdq128.
5291 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
5292 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
5293 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
5295 * config/i386/i386.h (TARGET_AES): New.
5296 (TARGET_PCLMUL): Likewise.
5297 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
5299 * config/i386/i386.md (UNSPEC_AESENC): New.
5300 (UNSPEC_AESENCLAST): Likewise.
5301 (UNSPEC_AESDEC): Likewise.
5302 (UNSPEC_AESDECLAST): Likewise.
5303 (UNSPEC_AESIMC): Likewise.
5304 (UNSPEC_AESKEYGENASSIST): Likewise.
5305 (UNSPEC_PCLMUL): Likewise.
5307 * config/i386/i386.opt (maes): New.
5308 (mpclmul): Likewise.
5310 * config/i386/sse.md (aesenc): New pattern.
5311 (aesenclast): Likewise.
5313 (aesdeclast): Likewise.
5315 (aeskeygenassist): Likewise.
5316 (pclmulqdq): Likewise.
5318 * config/i386/wmmintrin.h: New.
5320 * doc/extend.texi: Document AES and PCLMUL built-in function.
5322 * doc/invoke.texi: Document -maes and -mpclmul.
5324 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
5326 * function.c (free_after_parsing): Replace with
5327 cxx_push_function_context from C++ front-end.
5328 (allocate_struct_function): Don't call langhook.
5329 * langhooks.h (struct lang_hooks_for_functions): Delete.
5330 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
5332 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
5333 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
5334 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
5335 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
5336 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
5337 remove LANG_HOOKS_FUNCTION_INITIALIZER.
5338 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
5340 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
5341 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
5343 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5346 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
5349 2008-04-04 Richard Guenther <rguenther@suse.de>
5352 * fold-const.c (optimize_minmax_comparison): Use the correct
5353 type for the constant in the simplified comparison.
5355 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
5357 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
5358 Pass L2 size as "--param l2-cache-size" to the compiler.
5359 (decode_l2_cache): New function to decode L2 cache parameters using
5360 0x8000006 extended cpuid function.
5361 (detect_caches_amd): Determine parameters of L2 cache using
5362 decode_l2_caches function.
5363 (decode_caches_intel): Decode L2 cache parameters.
5364 (detect_caches_intel): Determine L2 cache parameters using
5365 decode_caches_intel and decode_l2_caches functions.
5367 2008-04-03 Bob Wilson <bob.wilson@acm.org>
5369 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
5370 secondary input reload for subword loads from the constant pool.
5372 2008-04-03 Janis Johnson <janis187@us.ibm.com>
5375 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
5376 constants of the appropriate size for runtime calculations.
5379 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
5380 decimal-float literal constant zero.
5382 2008-04-03 Jakub Jelinek <jakub@redhat.com>
5385 * c-parser.c (c_parser_omp_atomic): Call
5386 default_function_array_conversion on the RHS.
5389 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
5390 call is_variable_sized if decl has incomplete type.
5392 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
5394 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
5396 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
5398 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
5400 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
5401 (sgt<u>): Merge sgt and sgtu into new expander.
5402 (sgt, sgtu): Remove expanders.
5403 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
5404 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
5405 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
5406 *sgtu_<mode>_mips16 into new pattern.
5407 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
5408 (sge<u>): Merge sge and sgeu into new expander.
5409 (sge, sgeu): Remove expanders.
5410 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
5412 (*sge_<mode>, second *sge_<mode>): Remove patterns.
5413 (slt<u>): Merge slt and sltu into new expander.
5414 (slt, sltu): Remove expanders.
5415 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
5416 (*slt_<mode>, *sltu_<mode>): Remove patterns.
5417 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
5418 *sltu_<mode>_mips16 into new pattern.
5419 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
5420 (sle<u>): Merge sle and sleu into new expander.
5421 (sle, sleu): Remove expanders.
5422 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
5423 (*sle_<mode>, *sleu_<mode>): Remove patterns.
5424 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
5425 *sleu_<mode>_mips16 into new pattern.
5426 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
5428 2008-04-03 Jan Hubicka <jh@suse.cz>
5430 PR tree-optimization/35795
5431 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
5432 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5433 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5434 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5435 * score/score3.c (score3_output_mi_thunk): Likewise.
5436 * score/score7.c (score7_output_mi_thunk): Likewise.
5437 * mips/mips.c (mips_output_mi_thunk): Likewise.
5439 2008-04-03 Richard Guenther <rguenther@suse.de>
5441 * tree-vrp.c (extract_range_from_unary_expr): Handle all
5442 conversions. Simplify code.
5444 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
5446 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
5448 2008-04-03 Tom Tromey <tromey@redhat.com>
5449 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5451 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5452 * config/bfin/t-bfin-linux (generated_files): Add
5453 linux-sysroot-suffix.h.
5454 * doc/install.texi (Prerequisites): Require make 3.80.
5455 * doc/sourcebuild.texi (Front End Directory): Document new
5457 * Makefile.in (generated_files): New variable.
5458 (ALL_HOST_OBJS): New variable.
5459 ($(ALL_HOST_OBJS)): New target.
5461 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
5463 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
5464 (remap_block): Call id->transform_lang_insert_block instead
5466 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
5467 Set id.transform_lang_insert_block to NULL.
5468 (clone_body): Move to cp/optimize.c
5469 * tree-inline.h (struct copy_body_data): Change
5470 transform_lang_insert_block to function pointer.
5471 (copy_generic_body, copy_decl_no_change): Export.
5472 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
5473 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
5474 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
5476 * c-tree.h (insert_block): Kill.
5477 * c-decl.c (insert_block): Kill.
5479 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
5481 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5482 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
5483 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
5485 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
5486 argument, call {push,pop}_function_context from here.
5487 * c-parser.c: Use c_{push,pop}_function_context.
5489 * function.c (push_function_context_to): Move meat ...
5490 (push_function_context): ... here. Simplify.
5491 * function.c (pop_function_context_from): Move meat ...
5492 (pop_function_context): ... here. Simplify.
5493 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
5495 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5496 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
5497 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
5498 * tree.h (push_function_context_to, pop_function_context_from): Remove.
5500 2008-04-03 Ben Elliston <bje@au.ibm.com>
5502 * expmed.c (extract_force_align_mem_bit_field): Remove.
5504 2008-04-03 Richard Guenther <rguenther@suse.de>
5507 * expr.h (try_casesi): Adjust prototype.
5508 * expr.c (try_casesi): Take fallback label as extra parameter.
5509 Use that for gen_casesi if default_label is NULL.
5510 * stmt.c (expand_case): Pass fallback label to try_casesi,
5511 make sure to fill gaps with a fallback label if default_label
5514 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
5517 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
5519 2008-04-03 Ben Elliston <bje@au.ibm.com>
5521 * expmed.c (extract_split_bit_field): Remove if (0) code.
5522 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
5523 (do_ds_constraint): Likewise.
5525 2008-04-02 Joseph Myers <joseph@codesourcery.com>
5527 * doc/cppopts.texi (-dU): Document.
5528 * c-common.h (flag_dump_macros): Update comment.
5529 * c-opts.c (handle_OPT_d): Handle -dU.
5530 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
5531 dump_queued_macros, cb_used_define, cb_used_undef): New.
5532 (init_pp_output): Handle -dU.
5533 (cb_line_change): Call dump_queued_macros.
5534 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
5536 2008-04-02 Anatoly Sokolov <aesok@post.ru>
5538 * config/avr/predicates.md (io_address_operand): New predicate.
5539 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
5540 * config/avr/avr.c (avr_io_address_p): Remove function.
5541 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
5542 'avr_io_address_p' function.
5543 (out_movhi_r_mr): (Ditto.).
5544 (out_movqi_mr_r): (Ditto.).
5545 (out_movhi_mr_r): (Ditto.).
5546 (avr_address_cost): (Ditto.).
5548 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
5550 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
5551 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
5552 in 32bit mode when XMM registers are available to avoid store
5554 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
5555 corresponding post-reload splitters.
5557 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5559 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
5560 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
5561 __builtin_ia32_roundss.
5562 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
5563 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
5564 __builtin_ia32_roundss.
5565 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
5566 IX86_BUILTIN_SHUFPD here.
5568 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5570 * config/i386/i386.md (plogic): New.
5571 (plogicprefix): Likewise.
5573 * config/i386/mmx.md (mmx_<code><mode>3): New.
5574 (mmx_and<mode>3): Removed.
5575 (mmx_ior<mode>3): Likewise.
5576 (mmx_xor<mode>3): Likewise.
5578 * config/i386/sse.md (<code><mode>3): New.
5579 (*<code><mode>3): Likewise.
5580 (*<code><mode>3): Likewise.
5581 (<code><mode>3): Likewise.
5582 (*sse_<code><mode>3): Likewise.
5583 (*sse2_<code><mode>3): Likewise.
5584 (<code>tf3): Likewise.
5585 (*<code>tf3): Likewise.
5586 (and<mode>3): Likewise.
5587 (*and<mode>3): Likewise.
5588 (ior<mode>3): Removed.
5589 (*ior<mode>3): Likewise.
5590 (xor<mode>3): Likewise.
5591 (*xor<mode>3): Likewise.
5592 (*and<mode>3): Likewise.
5593 (*ior<mode>3): Likewise.
5594 (*xor<mode>3): Likewise.
5595 (and<mode>3): Likewise.
5596 (*sse_and<mode>3): Likewise.
5597 (*sse2_and<mode>3): Likewise.
5599 (*andtf3): Likewise.
5600 (ior<mode>3): Likewise.
5601 (*sse_ior<mode>3): Likewise.
5602 (*sse2_ior<mode>3): Likewise.
5604 (*iortf3): Likewise.
5605 (xor<mode>3): Likewise.
5606 (*sse_xor<mode>3): Likewise.
5607 (*sse2_xor<mode>3): Likewise.
5609 (*xortf3): Likewise.
5611 2008-04-02 Richard Guenther <rguenther@suse.de>
5613 PR tree-optimization/14495
5614 PR tree-optimization/34793
5615 * tree-vrp.c (struct switch_update): New structure.
5616 (to_remove_edges, to_update_switch_stmts): New VECs.
5617 (simplify_switch_using_ranges): New function. Remove not taken
5618 case labels and edges.
5619 (simplify_stmt_using_ranges): Call it.
5620 (identify_jump_threads): Mark edges we have queued for removal
5621 so we don't thread them.
5622 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
5624 * tree-cfg.c (group_case_labels): Deal with missing default label.
5625 (tree_verify_flow_info): Allow missing default label.
5626 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
5627 (emit_case_nodes): Likewise.
5628 (expand_case): Do not rely on the default label to be present.
5629 * expr.c (try_casesi): Deal with NULL default_label.
5630 (do_tablejump): Likewise.
5632 2008-04-02 Richard Guenther <rguenther@suse.de>
5634 PR tree-optimization/14495
5635 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
5636 SWITCH_EXPR here ...
5637 (vrp_visit_switch_stmt): ... but here (new function).
5638 (find_case_label_index): New helper function.
5639 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
5641 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5643 * fwprop.c: Fix ISO-C99ism.
5645 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5648 * Makefile.in (objdir): Set it here.
5649 * configure.ac: Not here. Find dynamic linker characteristics.
5650 * exec-tool.in: Use them.
5651 * aclocal.m4: Regenerate.
5652 * configure: Regenerate.
5654 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5656 * expr.c (expand_var): Delete it.
5657 * expr.h (expand_var): Delete prototype.
5658 * function.c (expand_function_start): Use expand_decl instead.
5659 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
5662 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
5664 PR rtl-optimization/35542
5665 * fwprop.c (forward_propagate_and_simplify): Replace
5666 loc_reg_mentioned_in_p with reg_mentioned_p.
5668 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5670 PR rtl-optimization/35281
5671 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
5672 (propagate_rtx_1): Handle PR_HANDLE_MEM.
5673 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
5674 (varying_mem_p): Move above propagate_rtx.
5675 (all_uses_available_at): Do not check MEMs.
5677 2008-04-02 Rafael Espindola <espindola@google.com>
5679 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
5680 (register_edge_assert_for_2): Split the cond argument.
5681 (register_edge_assert_for_1): Adjust for the change in
5682 register_edge_assert_for_2.
5683 (register_edge_assert_for): Split the cond argument.
5684 (find_switch_asserts): Adjust for the change in
5685 register_edge_assert_for.
5687 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
5689 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
5690 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
5691 offsets for 64-bit mingw.
5692 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
5693 abi for x86_64-pc-mingw.
5695 2008-04-02 Richard Guenther <rguenther@suse.de>
5697 * tree-vrp.c (extract_range_from_assert): Make sure to not
5698 produce range min/max with TREE_OVERFOW set.
5699 If merging a anti-range and a range keep the anti-range if
5700 the range covers all values of the type.
5701 (register_edge_assert_for_2): Only allow sign-changing
5702 conversions in detecting canonical range checks. Also
5703 register an assert for the unsigned name if useful.
5705 PR tree-optimization/35787
5706 * tree-vrp.c (vrp_val_max): New function.
5707 (vrp_val_min): Likewise.
5708 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
5709 (vrp_val_is_min): Likewise.
5710 (supports_overflow_infinity): Use vrp_val_{min,max}.
5711 (negative_overflow_infinity): Likewise.
5712 (positive_overflow_infinity): Likewise.
5713 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
5714 (is_positive_overflow_infinity): Likewise.
5715 (is_overflow_infinity): Likewise.
5716 (avoid_overflow_infinity): Use vrp_val_{min,max} and
5717 vrp_val_is_{min,max}.
5718 (set_and_canonicalize_value_range): Canonicalize anti-ranges
5719 to ranges if possible. Avoid empty ranges.
5721 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5724 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
5725 the expression is a function address.
5727 2008-04-01 George Helffrich <george@gcc.gnu.org>
5729 PR fortran/35154, fortran/23057
5730 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
5731 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
5732 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
5733 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
5735 (dbxout_syms): Check for COMMON-based symbol and wrap in
5736 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
5737 in bracket for efficiency.
5739 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
5740 using DW_TAG_common_block + member offset.
5741 (add_pubname_string): New function.
5742 (dw_expand_expr): New function to find block name and offset for
5744 (common_check): New function to check whether symbol in Fortran COMMON.
5745 (gen_variable_die): If COMMON, use DW_TAG_common_block.
5747 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
5750 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
5752 2008-04-02 Ben Elliston <bje@au.ibm.com>
5754 * config/v850/v850.md (casesi): Remove if (0) code.
5755 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5756 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
5758 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
5760 * config/i386/i386.md (rex64suffix): New mode attribute.
5761 (floathi<mode>2): Disable expander for SSE math.
5762 (*floathi<mode>2_1): New insn insn_and_split pattern.
5763 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
5764 corresponding post-reload splitters.
5765 (*floathi<mode>2_i387): New macroized insn pattern.
5766 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
5767 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
5768 insn_and_split pattern.
5769 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
5770 New macroized instruction patterns and corresponding post-reload
5772 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
5773 and corresponding post-reload splitters.
5774 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
5775 New macroized instruction patterns.
5776 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
5777 macroized instruction patterns and corresponding post-reload splitters.
5778 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
5779 corresponding post-reload splitters.
5780 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
5781 New macroized instruction patterns.
5782 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
5783 corresponding post-reload splitters.
5784 (*floatsi<mode>2_i387): New macroized instruction patterns.
5786 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
5788 * config/i386/i386.md (smaxmin): New.
5789 (umaxmin): Likewise.
5790 (maxminiprefix): Likewise.
5791 (maxminfprefix): Likewise.
5792 (<code><mode>3): Likewise.
5793 (smin<mode>3): Removed.
5794 (smax<mode>3): Likewise.
5796 * config/i386/mmx.md (mmx_<code>v2sf3): New.
5797 (mmx_<code>v4hi3): Likewise.
5798 (mmx_<code>v8qi3): Likewise.
5799 (mmx_smaxv2sf3): Removed.
5800 (mmx_sminv2sf3): Likewise.
5801 (mmx_umaxv8qi3): Likewise.
5802 (mmx_smaxv4hi3): Likewise.
5803 (mmx_uminv8qi3): Likewise.
5804 (mmx_sminv4hi3): Likewise.
5806 * config/i386/sse.md (<addsub><mode>3): New.
5807 (*<addsub><mode>3): Likewise.
5808 (<sse>_vm<addsub><mode>3): Likewise.
5809 (<maxmin><mode>3): Likewise.
5810 (*<maxmin><mode>3_finite): Likewise.
5811 (*<maxmin><mode>3): Likewise.
5812 (<sse>_vm<maxmin><mode>3): Likewise.
5813 (sse3_h<addsub>v4sf3): Likewise.
5814 (sse3_h<addsub>v2df3): Likewise.
5815 (<maxmin>v16qi3): Likewise.
5816 (*<maxmin>v16qi3): Likewise.
5817 (<maxmin>v8hi3): Likewise.
5818 (*<maxmin>v8hi3): Likewise.
5819 (*sse4_1_<maxmin><mode>3): Likewise.
5820 (*sse4_1_<maxmin><mode>3): Likewise.
5821 (add<mode>3): Removed.
5822 (*add<mode>3): Likewise.
5823 (<sse>_vmadd<mode>3): Likewise.
5824 (sub<mode>3): Likewise.
5825 (*sub<mode>3): Likewise.
5826 (<sse>_vmsub<mode>3): Likewise.
5827 (smin<mode>3): Likewise.
5828 (*smin<mode>3_finite): Likewise.
5829 (*smin<mode>3): Likewise.
5830 (<sse>_vmsmin<mode>3): Likewise.
5831 (smax<mode>3): Likewise.
5832 (*smax<mode>3_finite): Likewise.
5833 (*smax<mode>3): Likewise.
5834 (<sse>_vmsmax<mode>3): Likewise.
5835 (sse3_haddv4sf3): Likewise.
5836 (sse3_haddv2df3): Likewise.
5837 (sse3_hsubv4sf3): Likewise.
5838 (sse3_hsubv2df3): Likewise.
5839 (umaxv16qi3): Likewise.
5840 (*umaxv16qi3): Likewise.
5841 (smaxv8hi3): Likewise.
5842 (*smaxv8hi3): Likewise.
5843 (*sse4_1_smax<mode>3): Likewise.
5844 (*sse4_1_umax<mode>3): Likewise.
5845 (uminv16qi3): Likewise.
5846 (*uminv16qi3): Likewise.
5847 (sminv8hi3): Likewise.
5848 (*sminv8hi3): Likewise.
5849 (*sse4_1_smin<mode>3): Likewise.
5850 (*sse4_1_umin<mode>3): Likewise.
5852 2008-04-01 Rafael Espindola <espindola@google.com>
5854 * tree-cfg.c (verify_expr): remove in_phi.
5855 (verify_stmt): Don't call walk_tree with verify_expr. Use
5856 is_gimple_min_invariant instead of is_gimple_val.
5858 2008-04-01 Joseph Myers <joseph@codesourcery.com>
5860 * doc/include/gpl_v3.texi: Update for manpage generation.
5861 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
5863 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
5864 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
5865 gpl_v3.texi instead of gpl.texi.
5868 2008-04-01 Jakub Jelinek <jakub@redhat.com>
5871 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
5873 2008-04-01 Rafael Espindola <espindola@google.com>
5875 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
5876 (extract_code_and_val_from_cond): Use
5877 extract_code_and_val_from_cond_with_ops.
5879 2008-04-01 Jan Hubicka <jh@suse.cz>
5881 * function.c (free_after_compilation): Free epilogue_delay_list.
5882 (prepare_function_start): Assert that previous compilation was freed.
5884 2008-04-01 Jan Hubicka <jh@suse.cz>
5885 Jim Wilson <wilson@tuliptree.org>
5886 Andreas Tobler <andreast@gcc.gnu.org>
5889 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
5890 rtl.emit instead cfun->emit.
5891 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
5892 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
5894 2008-04-01 Ben Elliston <bje@au.ibm.com>
5896 * doc/c-tree.texi (Function Basics): Fix grammatical error.
5898 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
5900 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
5902 (fprofile-use): Add var flag_profile_use
5903 * coverage.c (coverage_begin_output): Do not open a gcno file for
5904 output only if -ftest-coverage is set.
5905 Do not add getpwd() to gcda file path.
5906 (build_gcov_info): Check the new flag
5907 flag_profile_datafile_relative_path.
5908 (coverage_init): Use profile_data_prefix.
5909 Read profile counter only if flag_profile_use is set.
5910 * opts.c (common_handle_option): New option fprofile-use=,
5911 fprofile-dir=, fprofile-generate=.
5912 * toplev.c (profile_data_prefix): New variable definition.
5913 * toplev.h (profile_data_prefix): New declaration.
5914 * doc/invoke.tex (Option Summary, Optimization Options):
5917 2008-03-31 James E. Wilson <wilson@tuliptree.org>
5919 * varasm.c (output_constant_pool_1): In LABEL_REF check,
5920 use tmp consistently.
5923 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
5924 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5925 UNSPEC_FR_RECIP_APPROX_RES.
5926 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
5928 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
5931 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
5933 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5936 * fold-const.c (fold_indirect_ref_1): Support accessing non first
5937 element of the vector via a pointer.
5939 2008-03-31 Ian Lance Taylor <iant@google.com>
5941 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
5943 2008-03-31 Jan Hubicka <jh@suse.cz>
5945 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5946 get_arg_pointer_save_area.
5947 * expr.c (init_expr): Just clear out rtl.expr.
5948 * function.c (free_after_compilation): Clear out whole RTL structure.
5949 (get_func_frame_size): Merge into ...
5950 (get_frame_size): ... this one.
5951 (assign_stack_local_1): Merge into ...
5952 (assign_stack_local): ... this one.
5953 (expand_function_end): Update call of get_arg_pointer_save_area.
5954 (get_art_pointer_save_area): Remove cfun argument.
5955 * function.h (emit_status): regno_pointer_align does not need length
5956 attribute. Move x_regno_reg_rtx to ...
5957 (regno_reg_rtx): ... new global array.
5958 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
5959 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
5960 apply_args_value, forced_labels, stack_pointer_delta):
5962 (struct varasm_status): Move here from varasm.c
5963 (struct rtl_data): New. Move here some fields from struct function.
5964 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5965 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5966 used_temp_slots avail_temp_slots, temp_slot_level,
5967 nonlocal_goto_handler_labels): Update accesstors.
5968 (rtl): New global variable.
5969 (struct function): Move some fileds to rtl_data.
5970 (get_arg_pointer_save_area): Update prototype.
5971 * emit-rtl.c (rtl): Declare.
5972 (regno_reg_rtx): Declare.
5973 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5975 (gen_reg_rtx): Update.
5976 (init_virtual_regs): Do not tate emit_status argument.
5977 (init_emit): Do not allocate emit.
5978 * varasm.c (varasm_statuc): Move to function.h.
5979 (n_deferred_constatns): Update accestor.
5980 (init_varasm_status): Do not allocate varasm_status.
5981 (force_const_mem, get_pool_size, output_constant_pool): Update.
5982 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5983 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5985 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
5987 PR rtl-optimization/35729
5988 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
5991 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
5994 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
5995 load/store if memory is unaligned.
5996 (*movti_rex64): Likewise.
5998 * config/i386/predicates.md (misaligned_operand): New.
6000 2008-03-31 Andrew Pinski <pinskia@gmail.com>
6003 * tree-ssa-phiopt.c (conditional_replacement): Return early for
6006 2008-03-31 Jan Beulich <jbeulich@novell.com>
6008 * config/ia64/constraints.md: Add 'j' constraint.
6009 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
6010 (movdi_internal): Likewise.
6012 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
6015 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
6017 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
6020 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
6021 proper error message for the third argument on blendpd and
6024 * config/i386/sse.md (blendbits): New.
6025 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
6027 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
6029 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
6031 2008-03-30 Richard Guenther <rguenther@suse.de>
6034 * fold-const.c (fold_sign_changed_comparison): Do leave
6035 conversions to base-types alone.
6037 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6039 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
6040 the link register if one altivec register is be saved.
6042 2008-03-30 Ben Elliston <bje@au.ibm.com>
6044 * final.c (final_scan_insn): Remove if (0) code.
6046 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
6048 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
6050 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
6052 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
6053 of V4SFmode to ix86_binary_operator_ok.
6055 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
6057 * config/i386/i386.c (override_options): Initialize
6058 ix86_veclib_handler to ix86_veclibabi_svml when
6059 -mveclibabi=svml is used.
6060 (ix86_veclibabi_svml): New function for SVML ABI style
6061 vectorization support.
6062 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
6064 2008-03-28 Rafael Espindola <espindola@google.com>
6066 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
6067 (tree_binary_nonnegative_warnv_p): Make it public.
6068 (tree_single_nonnegative_warnv_p): Make it public.
6069 (tree_invalid_nonnegative_warnv_p): Make it public.
6070 (tree_unary_nonzero_warnv_p): Make it public.
6071 (tree_binary_nonzero_warnv_p): Make it public
6072 (tree_single_nonzero_warnv_p): Make it public.
6073 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
6074 (extract_range_from_binary_expr): Split the expr argument.
6075 (extract_range_from_unary_expr): Split the expr argument.
6076 (extract_range_from_comparison): Split the expr argument.
6077 (extract_range_from_expr): Use the new aux functions.
6078 (vrp_evaluate_conditional_warnv): Use
6079 vrp_evaluate_conditional_warnv_with_ops.
6080 * tree.h (tree_unary_nonzero_warnv_p): Declare.
6081 (tree_binary_nonzero_warnv_p): Declare.
6082 (tree_single_nonzero_warnv_p): Declare.
6083 (tree_expr_nonzero_warnv_p): Declare.
6084 (tree_unary_nonnegative_warnv_p): Declare.
6085 (tree_binary_nonnegative_warnv_p): Declare.
6086 (tree_single_nonnegative_warnv_p): Declare.
6087 (tree_invalid_nonnegative_warnv_p): Declare.
6089 2008-03-28 Richard Guenther <rguenther@suse.de>
6091 PR tree-optimization/30317
6092 PR tree-optimization/30911
6093 PR tree-optimization/34793
6094 * tree-vrp.c (set_and_canonicalize_value_range): New function.
6095 (struct assert_locus_d): New member EXPR.
6096 (register_new_assert_for): Add EXPR parameter to support
6097 ASSERT_EXPR <name, expr OP limit>.
6098 (register_edge_assert_for_1): Adjust callers.
6099 (find_assert_locations): Likewise.
6100 (process_assert_insertions_for): Build condition from expression.
6101 (extract_range_from_assert): Handle ASSERT_EXPRs
6102 of the form ASSERT_EXPR <name, expr OP limit>.
6103 (register_edge_assert_for_2): New helper registering
6104 asserts for comparisons. Recognize range tests of the form
6105 (unsigned)i - CST1 OP CST2.
6106 (register_edge_assert_for_1): Use it.
6107 (register_edge_assert_for): Likewise.
6108 (needs_overflow_infinity): Integer sub-types
6109 do not need overflow infinities.
6110 (vrp_val_is_max): The extreme values of integer sub-types
6111 are those of the base type.
6112 (vrp_val_is_min): Likewise.
6113 * tree.def (ASSERT_EXPR): Document extra allowed conditional
6116 2008-03-28 Nick Clifton <nickc@redhat.com>
6119 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6120 Return GENERAL_REGS for stack adjustment reloads.
6122 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6125 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
6126 const_vector when all the vectors are constant.
6128 2008-03-27 Bob Wilson <bob.wilson@acm.org>
6130 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
6132 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
6133 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
6135 (s<code>_sf): Use new scc_sf attribute for opcode names.
6137 2008-03-27 Tom Tromey <tromey@redhat.com>
6139 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
6140 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
6141 config/spu/t-spu-elf, config/i386/t-interix,
6142 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
6143 config/i386/x-darwin, config/i386/x-mingw32,
6144 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
6145 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
6146 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
6147 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
6148 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
6149 config/rs6000/x-darwin, config/rs6000/t-rs6000,
6150 config/score/t-score-elf, config/arm/t-strongarm-pe,
6151 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
6152 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
6153 Revert automatic dependency patch.
6155 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
6158 * config/i386/i386.c (ix86_function_arg_boundary): Align
6159 decimal floating point to its natural boundary.
6161 2008-03-27 Richard Guenther <rguenther@suse.de>
6164 * fold-const.c (fold_comparison): Restrict distinct decl
6165 comparison folding to VAR_DECLs and PARM_DECLs. Do not
6166 solely rely on operand_equal_p.
6168 2008-03-27 Richard Guenther <rguenther@suse.de>
6171 * c-common.c (handle_weak_attribute): Reject combination of
6174 2008-03-27 Richard Guenther <rguenther@suse.de>
6176 PR tree-optimization/32810
6177 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
6178 conversions from DECL_INITIAL.
6179 (fold_const_aggregate_ref): Likewise from constructor elements.
6181 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
6183 * tree-affine.h (aff_combination_expand): Declare.
6184 (get_inner_reference_aff): Likewise.
6185 * tree-affine.c (aff_combination_expand): Split out from
6186 tree_to_aff_combination_expand.
6187 (get_inner_reference_aff): New function.
6188 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
6189 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
6190 (struct lim_aux_data): sm_done field removed.
6191 (mem_ref_loc_p, mem_ref_locs_p): New types.
6192 (struct mem_ref): Added id, stored, accesses_in_loop,
6193 indep_loop, dep_loop, indep_ref, dep_ref fields.
6194 Removed is_stored, locs and next fields.
6195 (memory_accesses): New variable.
6196 (movement_possibility): Do not allow moving statements
6197 that store to memory.
6198 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
6200 (determine_max_movement): For statements with memory references,
6201 find the outermost loop in that the reference is independent.
6202 (move_computations_stmt): Mark the virtual operands for renaming.
6203 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
6204 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
6205 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
6206 add_vop_ref_mapping, create_vop_ref_mapping_loop,
6207 create_vop_ref_mapping, analyze_memory_references,
6208 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
6209 get_all_locs_in_loop, ref_always_accessed_p,
6210 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
6211 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
6212 store_motion_loop, store_motion): New functions.
6213 (struct vop_to_refs_elt): New type.
6214 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
6215 memref_hash, memref_eq, hoist_memory_references): Rewritten.
6216 (schedule_sm): Replaced by...
6217 (execute_sm): ... this.
6218 (determine_lsm_ref, hoist_memory_references,
6219 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
6220 find_more_ref_vops, free_mem_ref, free_mem_refs,
6221 determine_lsm_loop, determine_lsm): Removed.
6222 (tree_ssa_lim_finalize): Free data structures used by store motion.
6223 (tree_ssa_lim): Call analyze_memory_references. Use
6224 store_motion instead of determine_lsm.
6226 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6228 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
6229 rename tmake_file to m68hc11/t-m68hc11.
6230 (mcore): Set inhibit_libc to true.
6231 * config.host (alpha*-dec-*vms*): Set extra_programs.
6232 (interix3*): Don't use host_xmake_file.
6233 * configure.ac: Let config.gcc override inhibit_libc.
6234 * configure: Regenerate.
6236 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
6237 * config/t-openbsd-thread: Remove commented out lines.
6239 * config/x-interix: Remove.
6241 * config/m68hc11/t-m68hc11-gas: Rename to...
6242 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
6244 * config/mcore/t-mcore: Remove T_CFLAGS.
6245 * config/mcore/t-mcore-pe: Likewise.
6247 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6249 * configure.ac: Replace custom __GNU_SOURCE test with
6250 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
6251 * aclocal.m4: Regenerate.
6252 * configure: Regenerate.
6253 * config.in: Regenerate.
6255 2008-03-27 Richard Guenther <rguenther@suse.de>
6257 * fold-const.c (target.h): Include.
6258 (fold_comparison): Fold comparison of addresses of decls
6259 that bind locally or of constants. Consolidate address folding code.
6260 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
6261 results from fold_binary_to_constant.
6262 (compare_values_warnv): Likewise.
6264 2008-03-27 Andrew Pinski <pinskia@gmail.com>
6267 * fold-const.c (fold_truthop): Check for integeral types when folding
6268 a == 0 && b == 0 and a != 0 || b != 0 .
6270 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
6272 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
6274 2008-03-26 Andreas Schwab <schwab@suse.de>
6276 * doc/invoke.texi: Fix use of @item vs. @itemx.
6278 2008-03-26 Tom Tromey <tromey@redhat.com>
6280 * Makefile.in (build/gensupport.o, build/print-rtl.o,
6281 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
6282 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
6283 build/gencodes.o, build/genconditions.o, build/genconfig.o,
6284 build/genconstants.o, build/genemit.o, build/genextract.o,
6285 build/genflags.o, build/genmddeps.o, build/genopinit.o,
6286 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
6289 2008-03-26 Richard Guenther <rguenther@suse.de>
6292 2008-03-26 Richard Guenther <rguenther@suse.de>
6294 * fold-const.c (target.h): Include.
6295 (fold_comparison): Fold comparison of addresses of two decls
6296 that bind locally. Consolidate address folding code.
6298 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6300 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
6301 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
6302 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
6303 dconstsqrt2, dconstthird, dconste and/or dconst10.
6304 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
6305 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
6306 dconstsqrt2, dconste): Delete.
6307 (init_emit_once): Likewise. Simplify initializing dconstm1.
6309 * real.c (get_real_const): New.
6310 * real.h (dconst3, dconst10, dconstm2, dconstthird,
6311 dconstsqrt2, dconste): Delete.
6312 (real_value_const, get_real_const): New.
6314 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
6316 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
6318 * config/i386/i386.c (ix86_function_arg_boundary): Check
6319 BIGGEST_ALIGNMENT instead of 128.
6320 (setup_incoming_varargs_64): Likewise.
6322 2008-03-26 Tom Tromey <tromey@redhat.com>
6324 * Makefile.in (DEPFILES): Add missing '/'.
6326 2008-03-26 Richard Guenther <rguenther@suse.de>
6328 * fold-const.c (target.h): Include.
6329 (fold_comparison): Fold comparison of addresses of two decls
6330 that bind locally. Consolidate address folding code.
6332 2008-03-26 Nick Clifton <nickc@redhat.com>
6335 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
6336 not allow INT+INT as a legitimate addressing mode.
6338 2008-03-26 Richard Guenther <rguenther@suse.de>
6340 * tree-flow.h (widen_bitfield): Remove declaration.
6341 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
6342 (widen_bitfield): Remove function.
6343 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
6346 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6349 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
6352 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
6354 PR rtl-optimization/35232
6355 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
6356 (forget_old_reloads_1, forget_marked_reloads): Don't clear
6357 reg_reloaded_call_part_clobbered here.
6358 (reload_regs_reach_end_p): New function.
6359 (reload_reg_rtx_for_input): New variable.
6360 (reload_reg_rtx_for_output): Likewise.
6361 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
6362 when reassigning a pseudo register. Load reloadreg from
6363 reload_reg_rtx_for_input, moving the mode and register
6365 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
6366 instead of the original when deciding whether an input reload
6367 would be a no-op or whether an output reload can be deleted.
6368 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
6369 when setting up new_spill_reg_store. Load it from
6370 reload_reg_rtx_for_output, moving the mode and register
6372 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
6373 instead of the original when deciding whether an output reload
6374 would be a no-op. Do the same when modifying insn notes.
6375 Use rtx_equal_p instead of == to compare the registers.
6376 (inherit_piecemeal_p): Take a mode and two register numbers
6378 (emit_reload_insns): Clear new_spill_reg_store for every hard
6379 register in the reload register. Remove spill registers
6380 from reg_reloaded_valid before considering whether to record
6381 inheritance information for them. Use reload_reg_rtx_for_output
6382 instead of reg_rtx when recording output reloads. Use
6383 reload_reg_rtx_for_input instead of reg_rtx when recording
6384 input reloads. Set or clear reg_reloaded_call_part_clobbered
6385 at the same time as setting reg_reloaded_valid.
6386 (delete_output_reload): Add a new_reload_reg parameter and use it
6387 instead of rld[j].reg_rtx.
6388 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
6391 2008-03-25 Tom Tromey <tromey@redhat.com>
6393 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
6394 (build/genattr.o): Likewise.
6395 (build/genattrtab.o): Likewise.
6396 (build/gencodes.o): Likewise.
6397 (build/genconfig.o): Likewise.
6398 (build/genconstants.o): Likewise.
6399 (build/genemit.o): Likewise.
6400 (build/genextract.o): Likewise.
6401 (build/genflags.o): Likewise.
6403 2008-03-25 Bob Wilson <bob.wilson@acm.org>
6405 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
6406 instead of size_int for integer types.
6407 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
6408 to match type of MINUS_EXPR.
6410 2008-03-25 Tom Tromey <tromey@redhat.com>
6412 * configure: Rebuilt.
6413 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
6416 2008-03-25 Tom Tromey <tromey@redhat.com>
6418 * config/x-solaris (host-solaris.o): Update.
6419 * config/x-linux (host-linux.o): Update.
6420 * config/x-hpux (host-hpux.o): Update.
6421 * config/x-darwin (host-darwin.o): Update.
6422 * config/v850/t-v850e (v850-c.o): Update.
6423 * config/v850/t-v850 (v850-c.o): Update.
6424 * config/t-vxworks (vxworks.o): Update.
6425 * config/t-sol2 (sol2-c.o, sol2.o): Update.
6426 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
6427 * config/spu/t-spu-elf (spu-c.o): Update.
6429 * config/sh/t-symbian (sh-c.o): Update.
6430 (symbian.o): Update.
6431 * config/sh/t-sh (sh-c.o): Update.
6432 * config/score/t-score-elf (score7.o, score3.o): Update.
6433 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
6434 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
6435 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
6436 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
6438 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6439 * config/m32c/t-m32c (m32c-pragma.o): Update.
6440 * config/ia64/t-ia64 (ia64-c.o): Update.
6441 * config/i386/x-mingw32 (host-mingw32.o): Update.
6442 * config/i386/x-i386 (driver-i386.o): Update.
6443 * config/i386/x-darwin (host-i386-darwin.o): Update.
6444 * config/i386/x-cygwin (host-cygwin.o): Update.
6445 * config/i386/t-nwld (nwld.o): Update.
6446 * config/i386/t-netware (netware.o): Update.
6447 * config/i386/t-interix (winnt.o): Update.
6448 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
6449 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
6450 msformat-c.o): Update.
6451 * config/bfin/t-bfin-linux (generated_files): Add
6452 linux-sysroot-suffix.h.
6453 * config/arm/t-wince-pe (pe.o): Update.
6454 * config/arm/t-strongarm-pe (pe.o): Update.
6455 * config/arm/t-pe (pe.o): Update.
6456 * config/arm/t-arm (arm-c.o): Update.
6457 * doc/install.texi (Prerequisites): Require make 3.80.
6458 * Makefile.in: Remove .o targets.
6459 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
6460 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
6461 (simple_generated_h, simple_generated_c): Move earlier.
6462 (generated_files): New variable.
6463 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
6464 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
6465 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
6466 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
6467 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
6468 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
6469 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
6470 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
6471 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
6472 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
6473 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
6474 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
6476 (COMPILE.base, COMPILE): New variables.
6477 (%.o): New pattern rule.
6478 (ALL_HOST_OBJS): New variable.
6479 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
6480 (dummy-checksum.o, cc1-checksum.o): Remove.
6481 (DRIVER_SHLIB): New variable.
6482 (DRIVER_DEFINES): Use it.
6483 (gencondmd.c): Move out of build/.
6484 (s-conditions): Update.
6485 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
6486 (ALL_BUILD_OBJS): Likewise.
6487 (build/%.o): Use BUILDCOMPILE.
6488 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
6489 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
6490 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
6491 build/gencheck.o, build/gencodes.o, build/genconditions.o,
6492 build/genconfig.o, build/genconstants.o, build/genemit.o,
6493 build/genextract.o, build/genflags.o, build/genmddeps.o,
6494 build/genopinit.o, build/genoutput.o, build/genpeep.o,
6495 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
6496 build/gen-protos.o, build/scan.o, build/fix-header.o,
6497 build/scan-decls.o): Simplify.
6498 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
6499 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
6500 prefix.o, toplev.o): Reduce to variable setting.
6501 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
6502 ($(out_object_file), gcc-options.o): New targets.
6503 ($(ALL_HOST_OBJS)): New target. Include dependency files.
6504 * configure: Rebuilt.
6505 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
6506 * doc/sourcebuild.texi (Front End Directory): Document new variable.
6508 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
6510 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
6511 complain when we hit an error, return ERROR_MARK_NODE.
6513 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6515 * config/sh/constraints.md (Pso, Psz): New constraints.
6516 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
6517 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
6519 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6521 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
6522 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
6524 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6526 * config/sh/sh.md (prefetch): Add condition for SH2A target.
6527 (prefetch_sh2a): New.
6529 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6530 Naveen.H.S <naveen.hs@kpitcummins.com>
6532 * config/sh/constraints.md (I28): New constraint.
6533 * config/sh/sh.c (broken_move): Add support for movi20s.
6534 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
6536 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
6537 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6538 Naveen.H.S <naveen.hs@kpitcummins.com>
6540 * config/sh/sh.c (SH_ATTRIBUTES): Define.
6541 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6542 (print_operand): Handle resbank in %@ operand code.
6543 (sh_encode_section_info): New.
6544 (push_regs): Add conditions for resbank.
6545 (sh_expand_epilogue): Likewise.
6546 (sh_insert_attributes): Likewise.
6547 (sh_attribute_table): Likewise.
6548 (sh_handle_resbank_handler_attribute): New.
6549 (sh2a_handle_function_vector_handler_attribute): New.
6550 (sh2a_is_function_vector_call): New.
6551 (sh2a_get_function_vector_number): New.
6552 (sh2a_function_vector_p): New.
6553 (sh_cfun_resbank_handler_p): New.
6554 * config/sh/sh.md (calli): Emit jsr/n if possible.
6555 (calli_tbr_rel): New.
6556 (calli_pcrel): Emit jsr/n if possible.
6557 (return_i): Emit rts/n if possible.
6558 (call_valuei_tbr_rel): New.
6559 (call_valuei_pcrel): Add condition for SH2A target.
6560 (call_value): Likewise.
6561 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
6562 (sh2a_get_function_vector_number): Likewise.
6563 (sh2a_is_function_vector_call): Likewise.
6564 * doc/extend.texi: Document TBR relative addressing of SH2A.
6565 (resbank): Add description for SH2A.
6567 2008-03-24 Richard Guenther <rguenther@suse.de>
6570 * gimplify.c (gimplify_modify_expr): For frontend type-correct
6571 pointer assignments change conversions according to middle-end rules.
6572 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
6573 * configure.ac: Include type checking in yes.
6574 * configure: Regenerate.
6576 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6578 * diagnostic.c (diagnostic_count_diagnostic): Delete.
6579 (diagnostic_report_diagnostic): Update. Handle ICEs here.
6581 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
6583 * gthr-vxworks.h (UNUSED): Define.
6585 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
6587 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
6589 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
6591 * doc/extend.texi (Function Attributes): Add missing comma in the
6592 example of the "alloc_size" attribute.
6594 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
6597 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6599 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6602 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6605 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6606 of the underlying type of a MS bitfield layout to the natural
6607 alignment of the type.
6609 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6611 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6612 to their natural alignment to avoid store forwarding stalls.
6614 2008-03-22 Richard Guenther <rguenther@suse.de>
6616 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
6617 For PHI nodes verify the address is invariant.
6618 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
6619 (get_symbol_constant_value): Use is_gimple_min_invariant.
6620 (maybe_fold_stmt_indirect): Likewise.
6622 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
6624 PR rtl-optimization/33927
6625 * Makefile.in (dse.o): Depend on $(TM_P_H).
6626 * expr.h (extract_low_bits): Declare.
6627 * expmed.c (extract_low_bits): New function.
6628 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
6629 * dse.c: Include tm_p.h.
6630 (find_shift_sequence): Remove the read_reg argument and return the
6631 read value. Emit the instructions instead of returning them.
6632 Iterate on new_mode rather than calculating it each time.
6633 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
6634 source to NEW_MODE and extract_low_bits to convert the shifted
6636 (replace_read): Allow the load and store to have different mode
6637 classes. Use extract_low_bits when SHIFT == 0. Create the shift
6638 or extraction instructions before trying the replacement. Update
6639 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
6641 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6643 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6644 to their natural alignment to avoid store forwarding stalls.
6646 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6649 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
6650 encouraging but not allowing gprs for input;
6651 change the input constraint to !f#r.
6652 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
6654 change the output constraint to !f#r.
6656 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
6659 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
6660 corresponding post-reload splitters.
6661 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
6662 when x87 FP math is selected.
6663 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
6664 New function prototype.
6665 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
6666 unreachable function to ease macroization of insn patterns.
6668 2008-03-21 Martin Jambor <mjambor@suse.cz>
6670 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
6671 reference dumps if ddr is NULL or dependence is unknown.
6673 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6675 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
6676 unsigned extension into account.
6677 (ATOMIC_COMPARE_AND_SWAP): Likewise.
6678 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
6679 Do computations on a scratch register.
6681 2008-03-21 Richard Guenther <rguenther@suse.de>
6683 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
6684 Use is_gimple_min_invariant instead of TREE_INVARIANT.
6685 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
6686 * tree-ssa-dom.c (record_equality): Likewise.
6687 * tree-inline.c (copy_body_r): Likewise.
6688 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
6691 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6693 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
6694 as 'delete_unused' argument.
6696 2008-03-20 Richard Guenther <rguenther@suse.de>
6698 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
6699 special casing of constant qualifiers.
6700 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
6701 care about them in general.
6702 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
6703 regardless of their type.
6704 (fold_stmt_r): Forcefully fold *& if we end up with that.
6706 2008-03-20 Paul Brook <paul@codesourcery.com>
6708 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
6709 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
6711 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
6713 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
6714 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
6716 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
6718 * common.opt (Wmudflap): New option.
6719 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
6720 (mx_register_decls): Likewise.
6721 (mudflap_finish_file): Likewise.
6722 * doc/invoke.texi: Document -Wno-mudflap.
6724 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
6726 * c-format.c (replace_format_name_to_system_name): New.
6728 (convert_format_name_to_system_name): New.
6729 (decode_format_attr): Add use of convert_format_name_to_system_name.
6730 (format_types_orig): Add gnu_ prefix to names.
6731 (check_format_info_main): Special treating of \0 escaped names for
6732 supporting multi-character format specifiers as I32, I64.
6733 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
6734 (gnu_target_overrides_format_attributes): New.
6735 * c-format.h: Add structure target_ovr_attr to hold
6736 system specific formatter names.
6737 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
6738 msformat-c.o file to c_target_objs and cxx_target_objs.
6739 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6740 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
6741 (TARGET_N_FORMAT_TYPES): New.
6742 * config/i386/msformat-c.c: New.
6743 * config/i386/t-cygming: Add build rule for msformat-c.o.
6744 * doc/extend.texi: Add new format names gnu_* and ms_* and
6746 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6748 2008-03-20 Ira Rosen <irar@il.ibm.com>
6750 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
6751 optimizations turned on under -O3.
6752 (ftree-vectorize): Add that the flag is turned on with -O3.
6754 2008-03-20 Ben Elliston <bje@au.ibm.com>
6756 * regmove.c (try_auto_increment): Fix spelling error in comment.
6757 * final.c (final_scan_insn): Likewise.
6759 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
6762 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
6763 allocator preferences for "y" and "r" class registers.
6764 ("*mov<mode>_internal"): Ditto.
6765 ("*movv2sf_internal_rex64"): Ditto.
6766 ("*movv2sf_internal"): Ditto.
6768 2008-03-19 Michael Matz <matz@suse.de>
6771 * calls.c (expand_call): Check overlap of arguments with call
6772 address for sibcalls.
6774 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6777 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6778 of the underlying type of a MS bitfield layout to the natural
6779 alignment of the type.
6781 2008-03-19 Jan Hubicka <jh@suse.cz>
6784 * toplev.c (decode_d_option): Handle all CPP flags.
6785 * tree-vrp.c: Update tree_pass descriptors.
6786 * regrename.c: Update tree_pass descriptors.
6787 * fwprop.c: Update tree_pass descriptors.
6788 * doc/invoke.texi: Remove documentation of dropped -d? flags.
6789 * tree-into-ssa.c: Update tree_pass descriptors.
6790 * tree-dump.c: Update tree_pass descriptors.
6791 * tree-complex.c: Update tree_pass descriptors.
6792 * tree-dump.h: Update tree_pass descriptors.
6793 * see.c: Update tree_pass descriptors.
6794 * cgraphbuild.c: Update tree_pass descriptors.
6795 * tracer.c: Update tree_pass descriptors.
6796 * tree-loop-distribution.c: Update tree_pass descriptors.
6797 * cgraph.c: Update tree_pass descriptors.
6798 * postreload-gcse.c: Update tree_pass descriptors.
6799 * postreload.c: Update tree_pass descriptors.
6800 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
6801 * tree-tailcall.c: Update tree_pass descriptors.
6802 * tree-pass.h (tree_opt_pass): Rename to ...
6803 (opt_pass) ... this one; add "type" field and remove letter field.
6804 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
6805 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
6806 all_lowering_passes): Update declaration.
6807 * ipa-cp.c: Update tree_pass descriptors.
6808 * final.c: Update tree_pass descriptors.
6809 * omp-low.c: Update tree_pass descriptors.
6810 * tree-ssa-dse.c: Update tree_pass descriptors.
6811 * ipa-reference.c: Update tree_pass descriptors.
6812 * tree-ssa-uncprop.c: Update tree_pass descriptors.
6813 * auto-inc-dec.c: Update tree_pass descriptors.
6814 * reorg.c: Update tree_pass descriptors.
6815 * cgraphunit.c: Update tree_pass descriptors.
6816 * tree-ssa-copyrename.c: Update tree_pass descriptors.
6817 * tree-ssa-ccp.c: Update tree_pass descriptors.
6818 * df-core.c: Update tree_pass descriptors.
6819 * mode-switching.c: Update tree_pass descriptors.
6820 * tree-nomudflap.c: Update tree_pass descriptors.
6821 * modulo-sched.c: Update tree_pass descriptors.
6822 * ipa-pure-const.c: Update tree_pass descriptors.
6823 * cse.c: Update tree_pass descriptors.
6824 * web.c: Update tree_pass descriptors.
6825 * tree-stdarg.c: Update tree_pass descriptors.
6826 * tree-ssa-math-opts.c: Update tree_pass descriptors.
6827 * tree-ssa-dom.c: Update tree_pass descriptors.
6828 * tree-nrv.c: Update tree_pass descriptors.
6829 * tree-ssa-alias.c: Update tree_pass descriptors.
6830 * loop-init.c: Update tree_pass descriptors.
6831 * gimple-low.c: Update tree_pass descriptors.
6832 * ipa-inline.c: Update tree_pass descriptors.
6833 * tree-ssa-sink.c: Update tree_pass descriptors.
6834 * global.c: Update tree_pass descriptors.
6835 * ifcvt.c: Update tree_pass descriptors.
6836 * jump.c: Update tree_pass descriptors.
6837 * predict.c: Update tree_pass descriptors.
6838 * tree-ssa-loop.c: Update tree_pass descriptors.
6839 * recog.c: Update tree_pass descriptors.
6840 * dse.c: Update tree_pass descriptors.
6841 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
6842 * tree-eh.c: Update tree_pass descriptors.
6843 * regmove.c: Update tree_pass descriptors.
6845 * function.c: Update tree_pass descriptors.
6846 * tree-vectorizer.c: Update tree_pass descriptors.
6847 * gcse.c: Update tree_pass descriptors.
6848 * ipa-type-escape.c: Update tree_pass descriptors.
6849 * tree-if-conv.c: Update tree_pass descriptors.
6850 * init-regs.c: Update tree_pass descriptors.
6851 * ipa.c: Update tree_pass descriptors.
6852 * tree-ssa-phiopt.c: Update tree_pass descriptors.
6853 * rtl-factoring.c: Update tree_pass descriptors.
6854 * lower-subreg.c: Update tree_pass descriptors.
6855 * bt-load.c: Update tree_pass descriptors.
6856 * tree-dfa.c: Update tree_pass descriptors.
6857 * except.c: Update tree_pass descriptors.
6858 * emit-rtl.c: Update tree_pass descriptors.
6859 * cfgexpand.c: Update tree_pass descriptors.
6860 * tree-cfgcleanup.c: Update tree_pass descriptors.
6861 * cfgcleanup.c: Update tree_pass descriptors.
6862 * tree-ssa-pre.c: Update tree_pass descriptors.
6863 * tree-sra.c: Update tree_pass descriptors.
6864 * tree-mudflap.c: Update tree_pass descriptors.
6865 * tree-ssa-copy.c: Update tree_pass descriptors.
6866 * cfglayout.c: Update tree_pass descriptors.
6867 * tree-ssa-forwprop.c: Update tree_pass descriptors.
6868 * tree-ssa-dce.c: Update tree_pass descriptors.
6869 * tree-ssa.c: Update tree_pass descriptors.
6870 * regclass.c: Update tree_pass descriptors.
6871 * integrate.c: Update tree_pass descriptors.
6872 * tree-optimize.c: Update tree_pass descriptors.
6873 * tree-ssa-phiprop.c: Update tree_pass descriptors.
6874 * tree-object-size.c: Update tree_pass descriptors.
6875 * combine.c: Update tree_pass descriptors.
6876 * tree-outof-ssa.c: Update tree_pass descriptors.
6877 * bb-reorder.c: Update tree_pass descriptors.
6878 * stack-ptr-mod.c: Update tree_pass descriptors.
6879 * var-tracking.c: Update tree_pass descriptors.
6880 * tree-profile.c: Update tree_pass descriptors.
6881 * tree-vect-generic.c: Update tree_pass descriptors.
6882 * reg-stack.c: Update tree_pass descriptors.
6883 * sched-rgn.c: Update tree_pass descriptors.
6884 * tree-ssa-structalias.c: Update tree_pass descriptors.
6885 * tree-cfg.c: Update tree_pass descriptors.
6886 * passes.c (current_pass): Update declaration.
6887 (finish_optimization_passes): Update.
6888 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
6889 (register_one_dump_file, register_dump_files_1, next_pass_1):
6891 (init_optimization_passes): Update handling of new types.
6892 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
6893 * ipa-struct-reorg.c: Update tree_pass descriptors.
6894 * tree-ssa-reassoc.c: Update tree_pass descriptors.
6895 * combine-stack-adj.c: Update tree_pass descriptors.
6896 * cfgrtl.c: Update tree_pass descriptors.
6897 * dce.c: Update tree_pass descriptors.
6898 * tree-ssanames.c: Update tree_pass descriptors.
6900 2008-03-19 Richard Guenther <rguenther@suse.de>
6903 * tree-ssa.c (walk_data): New structure.
6904 (warn_uninitialized_var): If not always_executed warn with "maybe"
6906 (execute_early_warn_uninitialized): Compute post-dominators.
6907 Initialize always_executed before processing each basic block.
6909 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6912 * config/i386/i386.c (x86_this_parameter): Calculate correct location
6913 of "this" pointer when "regparm = N" or "fastcall" is in effect.
6915 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6917 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
6919 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
6921 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
6923 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
6924 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
6925 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
6926 target after ignore has been set, and move there also the commputation
6927 of subtarget and original_target.
6928 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
6929 (LANG_HOOKS_INITIALIZER): Remove it.
6930 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
6932 2008-03-18 Richard Guenther <rguenther@suse.de>
6934 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
6935 found an expression with constants, note that in the VN for the lhs.
6936 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
6937 fold them to constants if possible. Run cleanup_cfg if done so.
6938 (execute_pre): Return todo.
6940 (execute_fre): Likewise.
6941 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
6943 (get_prop_source_stmt): Look through pointer conversions.
6945 2008-03-18 Jan Hubicka <jh@suse.cz>
6947 * tree-pretty-print.c: Include predict.h.
6948 (dump_generic_node): Dump predictor.
6949 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
6950 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
6951 * gimple-low.c (lower_stmt): Likewise.
6952 * expr.c (expand_expr_real): Likewise.
6953 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
6955 (build_predict_expr, build_predict_expr): New.
6956 * predict.h (predictor_name, build_predict_expr): Update.
6957 * c-typeck.c (c_finish_bc_stmt): Add prediction.
6958 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
6959 * predict.def (PRED_CONTINUE): Update hitrate.
6960 * tree.def (PREDICT_EXPR): Define.
6961 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
6962 do not handle BIND_EXPR.
6963 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
6964 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
6965 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
6968 2008-03-18 Michael Matz <matz@suse.de>
6970 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
6972 2008-03-18 Richard Guenther <rguenther@suse.de>
6974 * tree-gimple.h (is_gimple_invariant_address): Declare.
6975 (is_gimple_constant): Likewise.
6976 * tree-gimple.c (is_gimple_constant): New function.
6977 (is_gimple_invariant_address): Likewise.
6978 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
6979 and is_gimple_invariant_address.
6980 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
6982 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
6983 an addressable base.
6985 2008-03-18 Jakub Jelinek <jakub@redhat.com>
6988 * gimplify.c (gimplify_expr): Gimplify second operand of
6991 2008-03-17 Richard Guenther <rguenther@suse.de>
6993 PR tree-optimization/19637
6994 * fold-const.c (fold_unary): Remove restrictions of removing
6995 intermediate pointer-conversions (P2)(P1)P0.
6996 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
6997 conversion to void pointer.
6998 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
7000 2008-03-16 James E. Wilson <wilson@tuliptree.org>
7003 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
7004 emulated thread local variables.
7006 2008-03-16 Richard Guenther <rguenther@suse.de>
7009 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
7010 expand TREE_INVARIANT operations that are not gimple invariant.
7012 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
7014 * doc/extend.texi (Alignment): Say that the ABI controls
7015 the __alignof__ for non-strict-alignment targets rather
7016 than being a recommendation.
7018 2008-03-15 Paul Brook <paul@codesourcery.com>
7020 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
7022 (arm_output_fn_unwind): Mark functions that can not be unwound.
7024 2008-03-15 Paul Brook <paul@codesourcery.com>
7026 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
7027 extension instructions.
7029 2008-03-15 Richard Guenther <rguenther@suse.de>
7031 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
7032 and fold constant aggregate refs.
7033 (fold_const_aggregate_ref): Handle string constants
7034 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
7035 (evaluate_stmt): Simplify now that ccp_fold folds constant
7038 2008-03-15 Paul Brook <paul@codesourcery.com>
7040 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
7041 (extzv): Use gen_extzv_t2.
7042 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
7044 2008-03-15 Richard Guenther <rguenther@suse.de>
7046 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
7047 (fold_const_aggregate_ref): Likewise.
7048 (get_value): Return NULL if we don't have any values.
7049 (ccp_finalize): Set const_val to NULL after freeing it.
7050 * tree-flow.h (get_symbol_constant_value): Declare.
7051 (fold_const_aggregate_ref): Likewise.
7052 * tree-ssa-sccvn.c (try_to_simplify): Use them.
7054 2008-03-15 Richard Guenther <rguenther@suse.de>
7057 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
7058 to not produce negative array indices if not allowed. Add
7059 parameter to indicate that.
7060 (maybe_fold_offset_to_component_ref): Allow negative array
7061 indices only for the first member of a structure.
7062 (maybe_fold_offset_to_reference): Allow negative array indices.
7063 (maybe_fold_stmt_addition): Likewise.
7065 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
7066 Anatoly Sokolov <aesok@post.ru>
7068 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
7069 (avr_arch): Add ARCH_AVR6.
7070 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
7071 (initial_elimination_offset): Initialize and use 'avr_pc_size'
7072 instead of fixed value 2.
7073 (print_operand_address): Use gs() asm specifier instead of pm().
7074 (avr_assemble_integer): (Ditto.).
7075 (avr_output_addr_vec_elt): (Ditto.).
7076 (print_operand): Handle "!" code.
7077 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
7078 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
7079 (AVR_HAVE_EIJMP_EICALL): Define.
7080 (AVR_3_BYTE_PC): Redefine.
7081 (AVR_2_BYTE_PC): (Ditto.).
7082 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
7083 (LINK_SPEC): Add atmega2560 and atmega2561.
7084 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
7086 * config/avr/avr.md (call_insn): Use eicall instead of icall
7087 for 3 byte PC devices.
7088 (call_value_insn): (Ditto.).
7089 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
7090 (indirect_jump): Use only for for 2 byte PC devices.
7091 (*tablejump): (Ditto.).
7092 (*indirect_jump_avr6): Add insn.
7093 (*tablejump_rjmp): Don't use for 3 byte PC devices.
7094 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
7095 instead of ijmp for 3 byte PC devices.
7096 (__tablejump2__): (Ditto.).
7097 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
7098 (MULITLIB_DIRNAMES): (Ditto.).
7099 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
7101 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
7103 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
7104 "sse2_umulsidi3". Use V1DI mode for operand 0.
7105 ("mmx_psadbw"): Use V1DI mode for operand 0.
7106 * config/i386/i386-modes.def (V1SI): New vector mode.
7107 * config/i386/i386.c (struct builtin_description)
7108 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
7109 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
7110 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
7111 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
7112 v1di_ftype_v8qi_v8qi type.
7113 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
7115 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
7116 __builtin_ia32_pmuludq]: Fix the mode of return value.
7118 2008-03-15 Richard Guenther <rguenther@suse.de>
7121 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
7124 2008-03-14 Bob Wilson <bob.wilson@acm.org>
7126 * doc/invoke.texi (Option Summary, Xtensa Options): Document
7127 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
7128 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
7129 unless TARGET_SERIALIZE_VOLATILE is enabled.
7130 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
7131 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
7132 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
7134 2008-03-14 Richard Guenther <rguenther@suse.de>
7136 PR tree-optimization/34172
7137 * tree-flow.h (refs_may_alias_p): Declare.
7138 (get_single_def_stmt): Likewise.
7139 (get_single_def_stmt_from_phi): Likewise.
7140 (get_single_def_stmt_with_phi): Likewise.
7141 * tree-dfa.c (refs_may_alias_p): New function.
7142 (get_single_def_stmt): Likewise.
7143 (get_single_def_stmt_from_phi): Likewise.
7144 (get_single_def_stmt_with_phi): Likewise.
7145 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
7146 (vn_reference_lookup_1): New helper function.
7147 (vn_reference_lookup): Walk the virtual use-def chain to
7148 continue searching for a match if the def does not alias the
7149 reference we are looking for.
7151 2008-03-14 David Edelsohn <edelsohn@gnu.org>
7153 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
7154 archive and Perzl. Update The Written Word listing.
7156 2008-03-14 Richard Guenther <rguenther@suse.de>
7158 PR tree-optimization/34043
7159 PR tree-optimization/33989
7160 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
7162 (bitmap_find_leader): Use extra argument to verify dominance
7163 relationship inside a basic-block.
7164 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
7165 (find_leader_in_sets): Adjust.
7166 (create_component_ref_by_pieces): Take extra argument for
7167 dominance check, handle lookup failures.
7168 (find_or_generate_expression): Likewise.
7169 (create_expression_by_pieces): Likewise.
7170 (insert_into_preds_of_block): Adjust.
7171 (create_value_expr_from): If asked for, verify all operands
7172 are in the blocks AVAIL_OUT set.
7173 (make_values_for_stmt): Check for SSA_NAMEs that are life
7174 over an abnormal edge.
7175 (compute_avail): Remove such check.
7176 (do_SCCVN_insertion): New function.
7177 (eliminate): If we do not find a leader suitable for replacement
7178 insert a replacement expression from SCCVN if available.
7179 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
7180 (struct vn_ssa_aux): Add needs_insertion flag.
7181 * tree-ssa-sccvn.c (may_insert): New global flag.
7182 (copy_reference_ops_from_ref): Value-number union member access
7183 based on its size, not type and member if insertion is allowed.
7184 (visit_reference_op_load): For a weak match from union type
7185 punning lookup a view-converted value and insert a SSA_NAME
7186 for that value if that is not found.
7187 (visit_use): Make dumps shorter. Do not disallow value numbering
7188 SSA_NAMEs that are life over an abnormal edge to constants.
7189 (free_scc_vn): Release inserted SSA_NAMEs.
7190 (run_scc_vn): New flag to specify whether insertion is allowed.
7191 Process SSA_NAMEs in forward order.
7192 * tree-ssa-loop-im.c (for_each_index): Handle invariant
7193 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
7194 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
7195 pointer type to/from integral types that do not change the
7196 precision to regular conversions.
7198 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7200 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7201 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7202 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
7203 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
7204 input arguments and the mode of return value. Built-in functions
7205 that operate on whole 64-bit MMX register now use V1DI mode.
7207 2008-03-13 Alon Dayan <alond@il.ibm.com>
7208 Olga Golovanevsky <olga@il.ibm.com>
7210 PR tree-optimization/35041
7211 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
7212 to locate the right position in a statement.
7214 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7218 * config/i386/xmmintrin.h: Change all static inline functions to
7219 extern inline and add __gnu_inline__ attribute.
7220 * config/i386/bmintrin.h: Ditto.
7221 * config/i386/smmintrin.h: Ditto.
7222 * config/i386/tmmintrin.h: Ditto.
7223 * config/i386/mmintrin-common.h: Ditto.
7224 * config/i386/ammintrin.h: Ditto.
7225 * config/i386/emmintrin.h: Ditto.
7226 * config/i386/pmmintrin.h: Ditto.
7227 * config/i386/mmintrin.h: Ditto.
7228 * config/i386/mm3dnow.h: Ditto.
7230 2008-03-13 Jakub Jelinek <jakub@redhat.com>
7233 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
7234 (lower_omp_2): New function.
7235 (lower_omp_1, lower_omp): Rewritten.
7237 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
7240 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
7241 with the phrase "Microsoft Windows compilers".
7242 (Push/Pop Macro Pragmas): New subsection. Document
7243 #pragma push_macro and pragma pop_macro.
7245 2008-03-12 Paul Brook <paul@codesourcery.com>
7247 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
7249 2008-03-12 Paul Brook <paul@codesourcery.com>
7251 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
7252 (thumb2_alusi3_short): Exclude PLUS and MINUS.
7253 (thumb2_addsi_shortim): Rename ...
7254 (thumb2_addsi_short): ... to this. Allow register operands.
7255 (thumb2_subsi_short): New pattern.
7256 (thumb2_one_cmplsi2_short,
7257 thumb2_negsi2_short): New patterns and peepholes.
7259 2008-03-12 Paul Brook <paul@codesourcery.com>
7261 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
7263 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
7265 * config/i386/i386.md (int_cond): New code iterator.
7267 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
7268 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
7269 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
7270 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
7271 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
7272 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
7273 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
7274 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
7276 2008-03-12 Paul Brook <paul@codesourcery.com>
7278 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
7279 instead of {arm,thumb}_compute_save_reg_mask.
7280 (output_return_instruction): Ditto.
7281 (thumb_unexpanded_epilogue): Ditto.
7282 (thumb1_expand_prologue): Ditto.
7283 (thumb1_output_function_prologue): Ditto.
7284 (arm_set_return_address): Ditto.
7285 (thumb_set_return_address): Ditto.
7286 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
7287 regs to achieve stack alignment.
7288 (thumb1_compute_save_reg_mask): Fix compiler warning.
7289 (arm_output_epilogue): Use offsets->saved_regs_mask.
7290 Adjust stack pointer by poping call clobered registers.
7291 (arm_expand_prologue): Use offsets->saved_regs_mask.
7292 Adjust stack pointer by pushing extra registers.
7293 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
7295 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
7298 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
7299 conversion to the operands of a multiplication.
7301 2008-03-12 Richard Guenther <rguenther@suse.de>
7303 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
7304 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
7305 * timevar.def (TV_TREE_PHIPROP): Add.
7306 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
7307 pass description. Use TV_TREE_PHIPROP.
7308 * tree-ssa-forwprop.c: Remove phiprop code.
7310 2008-03-12 Jakub Jelinek <jakub@redhat.com>
7313 * omp-low.c (maybe_lookup_decl): Constify first argument.
7314 (use_pointer_for_field): Change last argument from bool to
7315 omp_context *. Disallow shared copy-in/out in nested
7316 parallel if decl is shared in outer parallel too.
7317 (build_outer_var_ref, scan_sharing_clauses,
7318 lower_rec_input_clauses, lower_copyprivate_clauses,
7319 lower_send_clauses, lower_send_shared_vars): Adjust callers.
7321 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
7322 Ira Rosen <irar@il.ibm.com>
7324 * tree-vectorizer.c (free_stmt_vec_info): New function.
7325 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
7326 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
7327 * tree-vectorizer.h (free_stmt_vec_info): Declare.
7328 * tree-vect-transform.c (vectorizable_conversion): Free
7329 vec_oprnds0 if it was allocated.
7330 (vect_permute_store_chain): Remove unused VECs.
7331 (vectorizable_store): Free VECs that are allocated in the..
7333 (vect_transform_strided_load, vectorizable_load): Likewise.
7334 (vect_remove_stores): Simplify the code.
7335 (vect_transform_loop): Move code to vect_remove_stores().
7336 Call vect_remove_stores() and free_stmt_vec_info().
7338 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7340 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
7341 TARGET_HPUX. Revise comment.
7342 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
7343 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
7344 Use sr4 variant of `be' instruction when not generating PIC code.
7345 (attr_length_call): Adjust for above change.
7347 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7349 * ipa-reference.c (static_execute): Remove module_statics_const and
7350 associated setting code.
7352 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7355 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
7356 predicate for operand 1.
7357 (paritysi2_cmp): Use register_operand predicate for operand 2.
7358 Use earlyclobber modifier for operand 1. Remove support for
7360 (paritydi2_cmp): Use register_operand predicate for operand 3.
7361 Use earlyclobber modifier for operand 1. Remove support for
7364 2008-03-11 Paul Brook <paul@codesourcery.com>
7365 Vladimir Prus <vladimir@codesourcery.com>
7367 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
7368 (arm_compute_save_reg0_reg12_mask): Always
7369 check if register 11 must be saved. Always safe hard frame pointer
7370 when frame_pointer_needeed.
7371 (arm_compute_save_reg_mask): Save IP and PC
7372 only with apcs frames.
7373 (arm_output_epilogue): Adjust Thumb2 codepath to
7374 be also invoked and work for ARM non-apcs frames.
7375 (arm_expand_prologue): Don't bother saving IP
7376 for non-apcs frame, since it's not clobbered by
7377 prologue code. Implement non-apcs frame
7380 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7382 PR rtl-optimization/35281
7383 * expr.c (convert_move): Use a new pseudo for the intermediate
7384 from_mode->word_mode result.
7386 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7388 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
7389 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
7390 * toplev.c (compile_file): Don't call it.
7392 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7395 * expr.c (store_expr): Call emit_block_move if the mode
7396 of "temp" RTX is BLKmode.
7398 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7399 Richard Guenther <rguenther@suse.de>
7401 PR tree-optimization/31358
7402 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
7403 the step with a NULL_TREE.
7404 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
7405 to sizetype if type is a pointer type.
7406 (add_candidate_1): Don't convert the base and step to
7407 the generic type if the orginal type is a pointer type.
7408 (add_iv_value_candidates): Use sizetype for the step
7409 if type is a pointer type.
7410 (cand_value_at): Likewise.
7411 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7413 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
7414 Don't convert the tem affine to the type.
7415 (add_elt_to_tree): Use sizetype for the step if a pointer.
7416 Use POINTER_PLUS_EXPR for pointers.
7417 (aff_combination_to_tree): Use sizetype for the step if a
7420 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
7422 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
7423 Remove commutativity hint.
7425 2008-03-10 Jakub Jelinek <jakub@redhat.com>
7429 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
7430 errorneous type. Check that v is a VAR_DECL.
7433 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
7435 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
7437 PR tree-optimization/35494
7438 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
7439 may be overriden at link and run time.
7441 2008-03-10 Richard Guenther <rguenther@suse.de>
7443 PR tree-optimization/34677
7444 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
7445 (poolify_tree): Likewise.
7446 (modify_expr_template): Likewise.
7447 (poolify_modify_stmt): Likewise.
7448 (insert_fake_stores): Handle all component-ref style stores
7449 in addition to INDIRECT_REF. Also handle complex types.
7450 Do not poolify the inserted load.
7451 (realify_fake_stores): Do not rebuild the tree but only
7452 make it a SSA_NAME copy.
7453 (init_pre): Remove initialzation of modify_expr_template.
7454 Do not allocate modify_expr_node_pool.
7455 (fini_pre): Do not free modify_expr_node_pool.
7457 2008-03-10 Paul Brook <paul@codesourcery.com>
7459 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
7462 2008-03-10 Paul Brook <paul@codesourcery.com>
7463 Mark Shinwell <shinwell@codesourcery.com>
7465 * config/arm/cortex-r4.md: New.
7466 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
7468 * config/arm/arm.md: Include cortex-r4.md.
7469 (insn): Add smmls, sdiv and udiv values.
7470 (generic_sched): Don't use generic scheduling for Cortex-R4.
7471 (arm_issue_rate): New function.
7472 (TARGET_SCHED_ISSUE_RATE): Define.
7474 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
7476 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
7478 2008-03-10 Richard Guenther <rguenther@suse.de>
7480 * tree-ssa-pre.c (get_sccvn_value): Simplify.
7481 (compute_avail): Do not add stmt uses to AVAIL_OUT.
7483 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
7485 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
7486 Set default to true.
7488 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7490 * c.opt (Wsynth): Deprecate.
7491 * doc/invoke.texi (Option Summary, Warning Options): Document
7492 -Wno-format-contains-nul.
7494 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
7497 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
7498 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
7500 2008-03-09 Ira Rosen <irar@il.ibm.com>
7502 * config/rs6000/rs6000.c (builtin_description): Rename vector
7503 left shift operations.
7504 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
7505 (altivec_vsl<VI_char>): Rename to ...
7506 (ashl<mode>3): ... new name.
7507 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
7509 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
7511 2008-03-08 Richard Guenther <rguenther@suse.de>
7513 * coverage.h (tree_coverage_counter_addr): Declare.
7514 * coverage.c (tree_coverage_counter_addr): New function.
7515 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
7517 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
7518 (tree_gen_one_value_profiler): Likewise.
7519 (tree_gen_ic_profiler): Likewise.
7520 (tree_gen_average_profiler): Likewise.
7521 (tree_gen_ior_profiler): Likewise.
7523 2008-03-08 Richard Guenther <rguenther@suse.de>
7525 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
7526 (vn_binary_op_insert): Likewise.
7527 (vn_unary_op_lookup): Likewise.
7528 (vn_unary_op_insert): Likewise.
7529 (vn_nary_op_lookup): Declare.
7530 (vn_nary_op_insert): Likewise.
7531 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
7532 and binary hashes, use a single obstack for unary_op_pool
7534 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
7535 a single struct vn_nary_op_s. Store tree code length and
7536 a variable number of operands.
7537 (struct vn_reference_op_struct): Remove unused op2.
7538 (vn_reference_op_eq): Do not compare op2.
7539 (vn_reference_op_compute_hash): Do not compute hash of op2.
7540 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
7541 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
7542 with vn_nary_op_compute_hash.
7543 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
7544 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
7546 (vn_unary_op_insert, vn_binary_op_insert): Replace with
7548 (visit_unary_op): Call nary functions.
7549 (visit_binary_op): Likewise.
7550 (process_scc): Adjust for struct vn_tables_s changes.
7551 (allocate_vn_table): Likewise.
7552 (free_vn_table): Likewise.
7553 * tree-vn.c (vn_add): Call nary functions.
7554 (vn_lookup): Likewise.
7556 2008-03-08 Jakub Jelinek <jakub@redhat.com>
7559 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
7560 wdst back after sync_compare_and_swapqhi_internal.
7562 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
7565 * config/i386/i386-modes.def (V1DI): New vector mode.
7566 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
7567 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
7568 (MMXMODE248): Ditto.
7569 (MMXMODE): Add V1DI mode.
7570 (mmxvecsize): Change DI mode to V1DI mode.
7571 ("mov<mode>): Use MMXMODEI8 mode iterator.
7572 ("*mov<mode>_internal_rex64"): Ditto.
7573 ("*mov<mode>_internal"): Ditto.
7574 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
7575 ("mmx_sub<mode>3"): Ditto.
7576 ("mmx_adddi3"): Remove insn pattern.
7577 ("mmx_subdi3"): Ditto.
7578 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
7579 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
7580 ("mmx_ashl<mode>3"): Ditto.
7581 ("mmx_lshrdi3"): Remove insn pattern.
7582 ("mmx_ashldi3"): Ditto.
7583 * config/i386/i386.c (classify_argument): Handle V1DImode.
7584 (function_arg_advance_32): Ditto.
7585 (function_arg_32): Ditto.
7586 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
7587 mmx_addv1di3 insn pattern.
7588 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
7589 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
7590 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
7591 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
7592 Remove definitions of built-in functions.
7593 (V1DI_type_node): New node.
7594 (v1di_ftype_v1di_int): Ditto.
7595 (v1di_ftype_v1di_v1di): Ditto.
7596 (v2si_ftype_v2si_si): Ditto.
7597 (v4hi_ftype_v4hi_di): Remove node.
7598 (v2si_ftype_v2si_di): Ditto.
7599 (ix86_init_mmx_sse_builtins): Handle V1DImode.
7600 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
7601 Redefine builtins using def_builtin_const with *_ftype_*_int node.
7602 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
7603 Add new builtins using def_builtin_const.
7604 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
7605 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
7606 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
7607 * config/i386/mmintrin.h (__v1di): New typedef.
7608 (_mm_add_si64): Cast arguments to __v1di type.
7609 (_mm_sub_si64): Ditto.
7610 (_mm_sll_pi16): Cast __count to __v4hi type.
7611 (_mm_sll_pi32): Cast __count to __v2si type.
7612 (_mm_sll_si64): Cast arguments to __v1di type.
7613 (_mm_srl_pi16): Cast __count to __v4hi type.
7614 (_mm_srl_pi32): Cast __count to __v2si type.
7615 (_mm_srl_si64): Cast arguments to __v1di type.
7616 (_mm_sra_pi16): Cast __count to __v4hi type.
7617 (_mm_sra_pi32): Cast __count to __v2si type.
7618 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
7619 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
7620 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
7621 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
7622 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
7623 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
7624 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
7625 (_mm_srai_pi32): Use __builtin_ia32_psradi.
7626 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
7627 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7628 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7629 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
7631 2008-03-07 Joseph Myers <joseph@codesourcery.com>
7633 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
7635 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
7638 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
7639 reg+const addressing for Altivec modes. Don't generate reg+reg
7640 addressing for TFmode or TDmode quantities.
7642 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
7644 * c-common.c (vector_types_convertible_p): Call langhook
7645 instead of comptypes.
7647 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7650 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
7651 integral and scalar float variables which have a
7654 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
7656 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
7657 dwarf_register_span hook when emitting unwind information for
7658 register-to-memory saves.
7659 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
7660 (rs6000_frame_related): Remove call to spe_synthesize_frame.
7662 2008-03-06 Jakub Jelinek <jakub@redhat.com>
7664 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
7665 for the same VAR_DECL.
7667 2008-03-06 Tom Tromey <tromey@redhat.com>
7670 * doc/standards.texi (Standards): Don't mention treelang.
7671 * doc/invoke.texi (Overall Options): Don't mention treelang.
7672 * doc/install.texi (Prerequisites): Don't mention bison or
7674 (Configuration): Don't mention treelang.
7675 (Building): Likewise.
7676 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
7678 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
7680 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
7681 word-extractions out of a multi-word object.
7683 2008-03-06 Richard Guenther <rguenther@suse.de>
7685 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
7686 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
7687 result type and precision.
7688 * expr.c (get_inner_reference): Set unsignedp based on the result
7689 type of BIT_FIELD_REF.
7690 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
7691 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
7692 (try_instantiate_multiple_fields): Likewise. Use the correct type
7694 (sra_build_assignment): Likewise.
7695 (sra_build_elt_assignment): Likewise.
7696 (sra_explode_bitfield_assignment): Likewise.
7697 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
7698 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
7699 set BIT_FIELD_REF_UNSIGNED.
7700 (vectorizable_load): Likewise.
7702 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
7704 * cse.c (cse_extended_basic_block): Invalidate artificial defs
7707 2008-03-06 Richard Guenther <rguenther@suse.de>
7709 * alias.c (struct alias_set_entry): Move has_zero_child field
7710 to pack with alias_set.
7712 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7714 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7717 2008-03-05 Ian Lance Taylor <iant@google.com>
7719 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
7721 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7723 * fwprop.c (update_df): Support width and offset parameters of
7725 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
7726 global_conflicts): Change DF_REF_EXTRACT to either
7727 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7728 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7729 * df-scan.c (df_ref_record, df_defs_record,
7730 df_ref_create_structure, df_def_record_1, df_uses_record,
7731 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
7732 df_bb_refs_collect, df_entry_block_defs_collect,
7733 df_exit_block_uses_collect): Support new width and offset fields.
7734 (ref_extract_pool): New storage pool.
7735 (df_free_ref): New function.
7736 (df_reg_chain_unlink, df_free_collection_rec,
7737 df_sort_and_compress_refs): Call df_free_ref.
7738 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
7740 (df_ref_create_structure): Allocate df_ref_extract if offset and
7741 width fields are used.
7742 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
7743 (df_uses_record): Get offset and width from ZERO_EXTRACT
7745 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
7746 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7747 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7748 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
7749 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7750 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7751 (df_ref_extract): New structure.
7752 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
7753 (df_ref_create): Add width and offset parameters.
7755 2008-03-05 Richard Guenther <rguenther@suse.de>
7757 * tree-ssa-structalias.c (get_constraint_for_component_ref):
7758 Use ranges_overlap_p.
7759 (offset_overlaps_with_access): Rename
7760 to ranges_overlap_p and move ...
7761 * tree-flow-inline.h (ranges_overlap_p): ... here.
7763 * tree.h (get_inner_reference, handled_component_p): Update
7766 * tree.h (record_component_aliases, get_alias_set,
7767 alias_sets_conflict_p, alias_sets_must_conflict_p,
7768 objects_must_conflict_p): Move declarations ...
7769 * alias.h (record_component_aliases, get_alias_set,
7770 alias_sets_conflict_p, alias_sets_must_conflict_p,
7771 objects_must_conflict_p): ... here.
7772 Include coretypes.h.
7773 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
7775 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
7777 * cfg.c: Include tree-flow.h.
7778 (remove_edge_raw): Call redirect_edge_var_map_clear.
7779 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
7780 * tree-flow-inline.h (redirect_edge_var_map_def): New.
7781 (redirect_edge_var_map_result): New.
7782 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
7783 PENDING_STMT use with redirect_edge_var_map_*.
7784 * tree-ssa.c (edge_var_maps): New definition.
7785 (redirect_edge_var_map_add): New.
7786 (redirect_edge_var_map_clear): New.
7787 (redirect_edge_var_map_dup): New.
7788 (redirect_edge_var_map_vector): New.
7789 (redirect_edge_var_map_destroy): New.
7790 (ssa_redirect_edge): Replace PENDING_STMT use with
7791 redirect_edge_var_map_*.
7792 (flush_pending_stmts): Same.
7793 (delete_tree_ssa): Destroy edge var map.
7794 * tree-flow.h (struct _edge_var_map): New.
7795 Define edge_var_map vector type.
7796 Declare redirect_edge_var_map_* prototypes.
7797 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
7798 * tree-cfg.c (reinstall_phi_args): Replace
7799 PENDING_STMT use with redirect_edge_var_map_*.
7801 2008-03-05 Richard Guenther <rguenther@suse.de>
7803 PR tree-optimization/35472
7804 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
7805 whose single use_stmt has a overlapping set of loaded and
7806 stored symbols as that use_stmt might be a noop assignment then.
7808 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
7810 * gthr-rtems.h: Implement __gthread_mutex_destroy.
7812 2008-03-05 Richard Guenther <rguenther@suse.de>
7815 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
7816 should be constants.
7817 * tree-cfg.c (verify_expr): Verify it.
7818 * fold-const.c (fold_truthop): Remove code generating
7819 BIT_FIELD_REFs of structure bases.
7820 (fold_binary): Likewise.
7821 (fold_ternary): Position and size of BIT_FIELD_REFs are
7822 always host integers.
7823 (make_bit_field_ref): Remove.
7824 (optimize_bit_field_compare): Remove.
7825 (all_ones_mask_p): Remove.
7827 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
7830 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
7831 (split_block_and_df_analyze): New. Split basic block and rebuild
7833 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
7835 (split_pattern_seq): Likewise.
7836 (erase_matching_seqs): Likewise.
7837 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
7839 2008-03-04 Geoff Keating <geoffk@apple.com>
7841 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
7842 declaration and code.
7843 (tree_invalid_nonnegative_warnv_p): Likewise.
7845 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7847 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
7848 examples. Truncate option-names then causing overfull hbox.
7850 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7853 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
7855 * configure: Rebuilt.
7857 2008-03-04 Rafael Espindola <espindola@google.com>
7859 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
7860 (tree_unary_nonnegative_warnv_p): New.
7861 (tree_binary_nonnegative_warnv_p): New.
7862 (tree_single_nonnegative_warnv_p): New.
7863 (tree_invalid_nonnegative_warnv_p): New.
7864 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
7866 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7869 * opts.c (handle_option): Postpone 'unknown option' errors only for
7872 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
7875 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
7878 2008-03-04 Rafael Espindola <espindola@google.com>
7880 * fold-const.c (tree_unary_nonzero_warnv_p): New.
7881 (tree_binary_nonzero_warnv_p): New.
7882 (tree_single_nonzero_warnv_p): New.
7883 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
7885 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
7888 * fold-const.c (fold_cond_expr_with_comparison): Prevent
7889 transformations for modes that have signed zeros.
7890 * ifcvt.c (noce_try_abs): Ditto.
7892 2008-03-04 Joseph Myers <joseph@codesourcery.com>
7894 * config/i386/i386.c (override_options): Force
7895 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
7897 2008-03-04 Jan Hubicka <jh@suse.cz>
7900 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
7903 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7905 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
7906 label to probe the stack.
7908 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7910 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
7911 (__gthr_win32_mutex_destroy): Declare.
7912 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
7913 __gthr_win32_mutex_destroy.
7914 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
7916 2008-03-03 Jan Hubicka <jh@suse.cz>
7919 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
7920 aggressive on inlining cold calls.
7922 2008-03-03 Richard Guenther <rguenther@suse.de>
7924 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
7925 struct copies into the expression table.
7926 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
7927 (try_to_simplify): Likewise.
7928 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
7929 integral and pointer arguments which do not change the
7930 precision to NOP_EXPRs.
7931 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
7932 VIEW_CONVERT_EXPR case.
7934 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
7936 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
7937 defined in a loop at depth 0 is invariant.
7938 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7939 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
7940 be called at loop depth 0.
7942 2008-03-02 Jakub Jelinek <jakub@redhat.com>
7945 * gcc.c (process_command): Update copyright notice dates.
7946 * gcov.c (print_version): Likewise.
7947 * gcov-dump.c (print_version): Likewise.
7948 * mips-tfile.c (main): Likewise.
7949 * mips-tdump.c (main): Likewise.
7951 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7954 * c-common.c (flag_permissive): Delete.
7955 (constant_expression_warnings): Check flags first.
7956 (constant_expression_error): New.
7957 * c-common.h (flag_permissive): Delete.
7958 (constant_expression_error): Declare.
7959 * flags.h (flag_permissive): Declare. Update description.
7960 * diagnostic.c (pedwarn): Update.
7962 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
7963 (permissive_error_kind): New.
7964 * toplev.c (flag_permissive): Define. Update description.
7965 * toplev.h (permissive_error_kind): Declare.
7966 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
7967 (pedwarn_c90): Use pedantic_warning_kind.
7968 * c-opts.c (c_common_post_options): flag_permissive does not affect
7969 flag_pedantic_errors.
7971 2008-03-02 Joseph Myers <joseph@codesourcery.com>
7973 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
7974 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
7975 __absvsi2, __absvDI2): Use unsigned arithmetic.
7977 2008-03-02 Andi Kleen <ak@suse.de>
7978 Richard Guenther <rguenther@suse.de>
7980 * struct-equiv.c: Remove file.
7981 * cfg_cleanup.c (condjump_equiv_p): Remove.
7982 * Makefile.in (OBJS-common): Remove struct-equiv.o.
7983 (struct-equiv.o): Remove rule.
7984 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
7985 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
7986 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
7988 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7990 * ifcvt.c (noce_process_if_block): Try to handle only the then
7991 block if the else block exists but isn't suitable.
7993 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7996 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
7997 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
7998 regression from previous patch.
8000 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8003 * gthr.h: Add __gthread_mutex_destroy as a function that must be
8005 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
8006 * gthr-single.h (__gthread_mutex_destroy): Likewise.
8007 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
8008 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
8009 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
8010 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
8011 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
8012 (__gthread_mutex_destroy_function): Rename to
8013 __gthread_mutex_destroy.
8014 * gthr-dce.h (__gthread_mutex_destroy): Call
8015 pthread_mutex_destroy.
8016 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
8017 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
8018 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
8020 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8022 * df-scan.c (df_ref_chain_change_bb): Simplify.
8023 (df_insn_change_bb): Add new_bb argument. Simplify. Call
8024 set_block_for_insn if there's any change.
8025 * df.h ((df_insn_change_bb): Fix prototype.
8026 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
8027 df_insn_change_bb, don't call set_block_for_insn.
8028 * emit-rtl.c (reorder_insns): Likewise.
8029 * haifa-sched.c (move_insn): Likewise.
8031 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8033 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
8035 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8037 * tree-flow-inline.h (next_readonly_imm_use): Return
8038 NULL_USE_OPERAND_P after the end.
8040 2008-03-01 Richard Guenther <rguenther@suse.de>
8042 PR tree-optimization/35411
8043 * tree-sra.c (sra_build_assignment): Split conversion to
8044 final type to a separate statement if we are not assigning
8047 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8049 * fold-const.c (fold_convertible_p): Correct the logic to follow
8050 that in fold_convert().
8052 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
8055 * tree-inline.c (build_duplicate_type): When we make a
8056 duplicate type, make it unique in the canonical types system.
8058 2008-02-29 Tom Tromey <tromey@redhat.com>
8060 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
8061 input_file_stack_history, input_file_stack_restored): Remove.
8062 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8063 * input.h (struct file_stack): Remove.
8064 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8065 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
8067 * diagnostic.h (struct diagnostic_context) <last_module>: Change
8069 (diagnostic_last_module_changed): Add 'map' argument.
8070 (diagnostic_set_last_function): Likewise.
8071 * diagnostic.c (undiagnostic_report_current_module): Iterate using
8072 line map, not input_file_stack.
8073 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
8075 2008-02-29 Paul Brook <paul@codesourcery.com>
8077 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
8079 2008-02-29 Paul Brook <paul@codesourcery.com>
8081 * config/arm/ieee754-df.S (muldf3): Use RET macros.
8083 2008-02-29 Richard Guenther <rguenther@suse.de>
8085 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
8087 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
8088 value for comparing for a store match.
8089 (simplify_unary_expression): Do nothing for SSA_NAMEs.
8090 (try_to_simplify): Do not do a full-blown reference lookup.
8092 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8094 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
8095 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8097 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
8099 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
8101 * tree-loop-linear.c (try_interchange_loops): Compare memory access
8102 strides against cache sizes.
8104 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8106 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
8109 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
8111 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
8112 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
8113 is smaller than the original promoted value.
8114 (simplify_subreg): If OP is a SUBREG, try to preserve its
8115 SUBREG_PROMOTED_VAR_P information.
8117 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
8119 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
8120 (VN_INFO_GET): Allocate new objects on the obstack.
8121 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
8122 for rpo_numbers_temp, for consistency.
8123 (free_scc_vn): Free the obstack.
8125 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
8127 * doc/invoke.texi: Document -ftree-loop-distribution.
8128 * tree-loop-distribution.c: New.
8129 * tree-pass.h (pass_loop_distribution): New.
8130 * graphds.h (struct graph): Add htab_t indices.
8131 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
8132 * tree-vectorizer.c (rename_variables_in_loop): Extern.
8133 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
8134 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
8135 * tree-data-ref.c (debug_data_dependence_relations): New.
8136 (dump_data_dependence_relation): Also print data references.
8137 (free_data_ref): Extern.
8138 (same_access_functions): Moved...
8139 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
8140 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8141 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
8142 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
8143 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
8144 (stmts_from_loop): Skip LABEL_EXPR.
8145 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
8147 (build_rdg): Initialize rdg->indices htab.
8148 (free_rdg, stores_from_loop, ref_base_address,
8149 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
8150 have_similar_memory_accesses_1, ref_base_address_1,
8151 remove_similar_memory_refs): New.
8152 * tree-data-ref.h: Depend on tree-chrec.h.
8153 (debug_data_dependence_relations, free_data_ref): Declared.
8154 (same_access_functions): ... here.
8155 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
8157 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
8158 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
8159 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
8160 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8161 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
8162 rdg_vertex_for_stmt): Declared.
8163 (struct rdg_edge): Add level.
8165 (free_rdg, stores_from_loop, remove_similar_memory_refs,
8166 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
8168 (rdg_has_similar_memory_accesses): New.
8169 * tree-vect-analyze.c: Remove unused static decls.
8170 * lambda.h (dependence_level): New.
8171 * common.opt (ftree-loop-distribution): New.
8172 * tree-flow.h (mark_virtual_ops_in_bb,
8173 slpeel_tree_duplicate_loop_to_edge_cfg,
8174 rename_variables_in_loop): Declared.
8175 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
8176 (OBJS-common): Add tree-loop-distribution.o.
8177 (tree-loop-distribution.o): New rule.
8178 * tree-cfg.c (mark_virtual_ops_in_bb): New.
8179 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
8180 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
8182 2008-02-28 Joseph Myers <joseph@codesourcery.com>
8185 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
8186 other than structures and unions.
8188 2008-02-28 Richard Guenther <rguenther@suse.de>
8191 2008-02-26 Richard Guenther <rguenther@suse.de>
8193 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8194 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8195 (lookup_decl_from_uid): Declare.
8196 (remove_decl_from_map): Likewise.
8197 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8198 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8199 (decl_for_uid_map): New global hashtable mapping DECL_UID
8201 (init_ttree): Allocate it.
8202 (insert_decl_to_uid_decl_map): New helper function.
8203 (make_node_stat): Insert new decls into the map.
8204 (copy_node_stat): Likewise.
8205 (lookup_decl_from_uid): New function.
8206 (remove_decl_from_map): Likewise.
8207 (print_decl_for_uid_map_statistics): New helper.
8208 (dump_tree_statistics): Call it.
8210 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8211 (referenced_var_iterator): Adjust.
8212 (FOR_EACH_REFERENCED_VAR): Adjust.
8213 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8214 (num_referenced_vars): Adjust.
8215 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8216 (first_referenced_var): Remove.
8217 (end_referenced_vars_p): Likewise.
8218 (next_referenced_var): Likewise.
8219 (referenced_var_iterator_set): New helper function.
8220 * tree-dfa.c (referenced_var_lookup): Adjust.
8221 (referenced_var_check_and_insert): Likewise.
8222 (remove_referenced_var): Likewise.
8223 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8224 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8225 (verify_call_clobbering): Likewise.
8226 (verify_memory_partitions): Likewise.
8227 (init_tree_ssa): Allocate bitmap instead of hashtable for
8229 (delete_tree_ssa): Adjust.
8230 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8231 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8232 (compute_tag_properties): Likewise.
8233 (set_initial_properties): Likewise.
8234 (find_partition_for): Likewise.
8235 (update_reference_counts): Likewise.
8236 (dump_may_aliases_for): Likewise.
8237 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8238 (add_call_clobber_ops): Likewise.
8239 (add_call_read_ops): Likewise.
8240 (get_asm_expr_operands): Likewise.
8241 * tree-into-ssa.c (dump_decl_set): Likewise.
8242 (update_ssa): Likewise.
8243 * tree-sra.c (scan_function): Likewise.
8244 (decide_instantiations): Likewise.
8245 (scalarize_parms): Likewise.
8246 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8247 (dsa_named_for): Likewise.
8248 * tree-ssa-structalias.c (update_alias_info): Likewise.
8249 (merge_smts_into): Likewise.
8251 2008-02-27 David Daney <ddaney@avtrex.com>
8254 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
8255 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
8256 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
8257 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
8258 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
8260 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
8263 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
8264 (BUILT_IN_NEXTTOWARD): Remove.
8265 (BUILT_IN_NEXTTOWARDF): Ditto.
8266 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
8267 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
8269 2008-02-27 Tom Tromey <tromey@redhat.com>
8271 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
8272 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
8274 2008-02-27 Jan Beulich <jbeulich@novell.com>
8276 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
8277 update the respective field on newdecl.
8279 2008-02-27 Revital Eres <eres@il.ibm.com>
8281 PR rtl-optimization/34999
8282 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
8283 crossing edges that ends with a call insn.
8284 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
8285 call insn and clear the EDGE_CROSSING flag of the crossing edge
8286 when fixing fallthru edges.
8288 2008-02-27 Richard Guenther <rguenther@suse.de>
8291 * fold-const.c (fold_unary): Return the correct argument,
8292 converted to the result type.
8294 2008-02-27 Richard Guenther <rguenther@suse.de>
8297 * expr.c (expand_expr_real_1): Assert on rotates that operate
8299 * fold-const.c (fold_binary): Use the types precision, not the
8300 bitsize of the mode if folding rotate expressions. Build rotates
8301 only for full modes.
8303 2008-02-27 Jakub Jelinek <jakub@redhat.com>
8305 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
8307 * c-pragma.c (pragma_ns_name): New typedef.
8308 (registered_pp_pragmas): New variable.
8309 (c_pp_lookup_pragma): New function.
8310 (c_register_pragma_1): If flag_preprocess_only, do nothing
8311 for non-expanded pragmas, for expanded ones push pragma's
8312 namespace and name into registered_pp_pragmas vector.
8313 (c_invoke_pragma_handler): Register OpenMP pragmas even when
8314 flag_preprocess_only, don't register GCC pch_preprocess
8315 pragma if flag_preprocess_only.
8316 * c-opts.c (c_common_init): Call init_pragma even if
8317 flag_preprocess_only.
8318 * c-pragma.c (c_pp_lookup_pragma): New prototype.
8319 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
8320 cpp_register_pragma if flag_preprocess_only.
8322 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8325 * c-parser.c (c_parser_translation_unit): Warn for empty
8326 translation unit, not empty source file.
8328 2008-02-26 Paul Brook <paul@codesourcery.com>
8330 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
8331 operand for Thumb-2.
8332 * config/arm/arm.h (reg_class): Add CORE_REGS.
8333 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
8334 (BASE_REG_CLASS): Use CORE_REGS.
8335 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
8336 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
8337 (REGNO_OK_FOR_INDEX_P): Exclude SP.
8338 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
8339 ARM_REGNO_OK_FOR_INDEX_P.
8340 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
8341 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
8342 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
8343 (ldm/stm peepholes): Ditto.
8344 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
8345 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
8346 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
8347 * config/arm/constraints.md: Enable "k" constraint on ARM.
8349 2008-02-27 Ben Elliston <bje@au.ibm.com>
8351 * config/rs6000/rs6000.c: Annotate cache line size field in all
8352 instances of struct processor_costs.
8354 2008-02-26 David Edelsohn <edelsohn@gnu.org>
8356 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
8357 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
8358 jump_bypass): New counters.
8359 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
8360 * dce.c (gate_ud_dce): Same.
8361 (gate_fast_dce): Same.
8362 * dse.c (gate_dse1): New function.
8363 (gate_dse2): New function.
8364 (gate_dse): Merge results of new gate functions.
8365 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
8366 (gate_handle_jump_bypass): Add dbg_cnt.
8367 (gate_handle_gcse): Add dbg_cnt.
8368 * ifcvt.c (gate_handle_if_conversion): Same.
8369 (gate_handle_if_after_combine): Same.
8370 (gate_handle_if_after_reload): Same.
8371 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
8373 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
8375 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
8377 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
8379 2008-02-26 Jason Merrill <jason@redhat.com>
8382 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
8383 alone if it's the naming decl for the type's main variant.
8385 2008-02-26 Tom Tromey <tromey@redhat.com>
8387 * system.h (USE_MAPPED_LOCATION): Poison.
8388 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
8389 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
8390 (make_goto_expr_edges): Likewise.
8391 (remove_bb): Likewise.
8392 (execute_warn_function_return): Likewise.
8393 * basic-block.h (struct edge_def) <goto_locus>: Change type to
8395 * c-common.c (fname_decl): Remove old location code.
8396 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
8398 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
8400 (ASM_INPUT_SOURCE_LOCATION): Likewise.
8401 (gen_rtx_ASM_INPUT): Likewise.
8402 (gen_rtx_ASM_INPUT_loc): Likewise.
8403 (get_rtx_asm_OPERANDS): Remove.
8404 * cfglayout.c (insn_locators_alloc): Remove old location code.
8405 (set_curr_insn_source_location): Likewise.
8406 (curr_insn_locator): Likewise.
8407 * print-tree.c (print_node): Remove old location code.
8408 * tree-mudflap.c (mf_varname_tree): Remove old location code.
8409 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
8410 * cfgexpand.c (expand_gimple_cond_expr): Don't use
8411 location_from_locus.
8412 (construct_exit_block): Remove old location code.
8413 * emit-rtl.c (force_next_line_note): Remove old location code.
8414 * profile.c (branch_prob): Remove old location code.
8415 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
8416 LOC_LINE): Remove old-location variants.
8417 * langhooks.c (lhd_print_error_function): Remove old location
8419 * configure, config.in: Rebuilt.
8420 * configure.ac (--enable-mapped-location): Remove.
8421 * c-decl.c (c_init_decl_processing): Remove old location code.
8422 (finish_function): Likewise.
8423 * recog.c (decode_asm_operands): Remove old location code.
8424 * c-pch.c (c_common_read_pch): Remove old location code.
8425 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
8427 * gimple-low.c (lower_function_body): Remove old location code.
8428 * toplev.c (unknown_location): Remove.
8429 (push_srcloc): Remove old-location variant.
8430 (process_options): Remove old location code.
8431 (lang_dependent_init): Likewise.
8432 * input.h (UNKNOWN_LOCATION): Move definition.
8433 (location_t): Undeprecate.
8434 (source_locus): Remove.
8435 (location_from_locus): Remove.
8436 (struct location_s): Remove.
8437 Remove all old-location code.
8438 (input_line, input_filename): Remove.
8439 * final.c (final_scan_insn): Remove old location code.
8440 * diagnostic.c (diagnostic_build_prefix): Remove
8441 USE_MAPPED_LOCATION test.
8442 * tree.h (gimple_stmt) <locus>: Now a location_t.
8443 (tree_exp) <locus>: Likewise.
8444 (DECL_IS_BUILTIN): Remove old-location variant.
8445 (annotate_with_file_line, annotate_with_locus): Likewise.
8446 (expr_locus, set_expr_locus): Update.
8447 * tree.c (build1_stat): Remove old location code.
8448 (last_annotated_node): Remove.
8449 (annotate_with_file_line): Remove old-location variant.
8450 (annotate_with_locus): Likewise.
8451 (expr_location): Remove old location code.
8452 (set_expr_location): Likewise.
8453 (expr_has_location): Likewise.
8454 (expr_locus): Likewise.
8455 (set_expr_locus): Likewise.
8456 (expr_filename): Don't use location_from_locus.
8457 (expr_lineno): Likewise.
8458 * rtl-error.c (location_for_asm): Remove old location code.
8459 * c-lex.c (cb_line_change): Remove old location code.
8460 (fe_file_change): Likewise.
8461 (cb_def_pragma): Likewise.
8462 (c_lex_with_flags): Likewise.
8463 * gengtype.c (do_typedef): Don't special-case location types.
8464 (define_location_structures): Remove.
8465 (main): Don't call define_location_structures.
8466 * tree-pretty-print.c (dump_implicit_edges): Remove old location
8469 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8472 * builtins.def (BUILT_IN_STDARG_START): Remove.
8473 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
8474 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8475 * tree-inline.c (inline_forbidden_p_1): Likewise.
8477 2008-02-26 Richard Guenther <rguenther@suse.de>
8479 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8480 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8481 (lookup_decl_from_uid): Declare.
8482 (remove_decl_from_map): Likewise.
8483 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8484 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8485 (decl_for_uid_map): New global hashtable mapping DECL_UID
8487 (init_ttree): Allocate it.
8488 (insert_decl_to_uid_decl_map): New helper function.
8489 (make_node_stat): Insert new decls into the map.
8490 (copy_node_stat): Likewise.
8491 (lookup_decl_from_uid): New function.
8492 (remove_decl_from_map): Likewise.
8493 (print_decl_for_uid_map_statistics): New helper.
8494 (dump_tree_statistics): Call it.
8496 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8497 (referenced_var_iterator): Adjust.
8498 (FOR_EACH_REFERENCED_VAR): Adjust.
8499 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8500 (num_referenced_vars): Adjust.
8501 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8502 (first_referenced_var): Remove.
8503 (end_referenced_vars_p): Likewise.
8504 (next_referenced_var): Likewise.
8505 (referenced_var_iterator_set): New helper function.
8506 * tree-dfa.c (referenced_var_lookup): Adjust.
8507 (referenced_var_check_and_insert): Likewise.
8508 (remove_referenced_var): Likewise.
8509 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8510 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8511 (verify_call_clobbering): Likewise.
8512 (verify_memory_partitions): Likewise.
8513 (init_tree_ssa): Allocate bitmap instead of hashtable for
8515 (delete_tree_ssa): Adjust.
8516 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8517 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8518 (compute_tag_properties): Likewise.
8519 (set_initial_properties): Likewise.
8520 (find_partition_for): Likewise.
8521 (update_reference_counts): Likewise.
8522 (dump_may_aliases_for): Likewise.
8523 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8524 (add_call_clobber_ops): Likewise.
8525 (add_call_read_ops): Likewise.
8526 (get_asm_expr_operands): Likewise.
8527 * tree-into-ssa.c (dump_decl_set): Likewise.
8528 (update_ssa): Likewise.
8529 * tree-sra.c (scan_function): Likewise.
8530 (decide_instantiations): Likewise.
8531 (scalarize_parms): Likewise.
8532 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8533 (dsa_named_for): Likewise.
8534 * tree-ssa-structalias.c (update_alias_info): Likewise.
8535 (merge_smts_into): Likewise.
8537 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8540 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
8541 * c-opts.c (c_common_handle_option): Wall enables
8542 Wvolatile-register-var.
8543 * common.opt: Move Wvolatile-register-var to...
8546 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8548 * common.opt (Wlarger-than=): New.
8549 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
8551 * opts.c (common_handle_option): Handle -Wlarger-than=.
8552 * optc-gen.awk: Likewise.
8553 * opth-gen.awk: Likewise.
8554 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
8555 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8557 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8559 * c-common.c (match_case_to_enum_1): Add appropriate
8560 OPT_W* parameter to warning.
8561 (c_do_switch_warnings): Likewise.
8562 * c-typeck.c (warning_init): Add one more parameter following
8564 (push_init_level): Update call to warning_init.
8565 (pop_init_level): Likewise.
8566 (add_pending_init): Likewise.
8567 (output_init_element: Likewise.
8569 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8572 * toplev.c (toplev_main): If there are warnings or error, print
8573 errors for ignored options.
8574 * opts.c (ignored_options): New static variable.
8575 (postpone_unknown_option_error): New.
8576 (print_ignored_options): New.
8577 (handle_option): Postpone errors for unknown -Wno-* options.
8578 * opts.h (print_ignored_options): Declare.
8580 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
8582 * config/mips/mips.md (loadgp_blockage, blockage): Change type
8585 2008-02-25 Richard Guenther <rguenther@suse.de>
8588 2008-02-25 Richard Guenther <rguenther@suse.de>
8590 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8591 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8592 (lookup_decl_from_uid): Declare.
8593 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8594 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8595 (decl_for_uid_map): New global hashtable mapping DECL_UID
8597 (init_ttree): Allocate it.
8598 (insert_decl_to_uid_decl_map): New helper function.
8599 (make_node_stat): Insert new decls into the map.
8600 (copy_node_stat): Likewise.
8601 (lookup_decl_from_uid): New function.
8602 (print_decl_for_uid_map_statistics): New helper.
8603 (dump_tree_statistics): Call it.
8605 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8606 (referenced_var_iterator): Adjust.
8607 (FOR_EACH_REFERENCED_VAR): Adjust.
8608 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8609 (num_referenced_vars): Adjust.
8610 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8611 (first_referenced_var): Remove.
8612 (end_referenced_vars_p): Likewise.
8613 (next_referenced_var): Likewise.
8614 (referenced_var_iterator_set): New helper function.
8615 * tree-dfa.c (referenced_var_lookup): Adjust.
8616 (referenced_var_check_and_insert): Likewise.
8617 (remove_referenced_var): Likewise.
8618 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8619 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8620 (verify_call_clobbering): Likewise.
8621 (verify_memory_partitions): Likewise.
8622 (init_tree_ssa): Allocate bitmap instead of hashtable for
8624 (delete_tree_ssa): Adjust.
8625 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8626 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8627 (compute_tag_properties): Likewise.
8628 (set_initial_properties): Likewise.
8629 (find_partition_for): Likewise.
8630 (update_reference_counts): Likewise.
8631 (dump_may_aliases_for): Likewise.
8632 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8633 (add_call_clobber_ops): Likewise.
8634 (add_call_read_ops): Likewise.
8635 (get_asm_expr_operands): Likewise.
8636 * tree-into-ssa.c (dump_decl_set): Likewise.
8637 (update_ssa): Likewise.
8638 * tree-sra.c (scan_function): Likewise.
8639 (decide_instantiations): Likewise.
8640 (scalarize_parms): Likewise.
8641 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8642 (dsa_named_for): Likewise.
8643 * tree-ssa-structalias.c (update_alias_info): Likewise.
8644 (merge_smts_into): Likewise.
8646 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8649 * doc/invoke.texi (-fcx-limited-range): Document new option.
8650 * toplev.c (process_options): Handle -fcx-fortran-rules.
8651 * common.opt: Add documentation for -fcx-fortran-rules.
8653 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8656 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
8657 actual behaviour and C99.
8659 2008-02-26 Ben Elliston <bje@au.ibm.com>
8661 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
8662 (ASM_CPU_POWER6_SPEC): Likewise.
8663 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
8664 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
8665 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
8667 2008-02-25 Richard Guenther <rguenther@suse.de>
8669 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8670 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8671 (lookup_decl_from_uid): Declare.
8672 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8673 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8674 (decl_for_uid_map): New global hashtable mapping DECL_UID
8676 (init_ttree): Allocate it.
8677 (insert_decl_to_uid_decl_map): New helper function.
8678 (make_node_stat): Insert new decls into the map.
8679 (copy_node_stat): Likewise.
8680 (lookup_decl_from_uid): New function.
8681 (print_decl_for_uid_map_statistics): New helper.
8682 (dump_tree_statistics): Call it.
8684 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8685 (referenced_var_iterator): Adjust.
8686 (FOR_EACH_REFERENCED_VAR): Adjust.
8687 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8688 (num_referenced_vars): Adjust.
8689 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8690 (first_referenced_var): Remove.
8691 (end_referenced_vars_p): Likewise.
8692 (next_referenced_var): Likewise.
8693 (referenced_var_iterator_set): New helper function.
8694 * tree-dfa.c (referenced_var_lookup): Adjust.
8695 (referenced_var_check_and_insert): Likewise.
8696 (remove_referenced_var): Likewise.
8697 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8698 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8699 (verify_call_clobbering): Likewise.
8700 (verify_memory_partitions): Likewise.
8701 (init_tree_ssa): Allocate bitmap instead of hashtable for
8703 (delete_tree_ssa): Adjust.
8704 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8705 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8706 (compute_tag_properties): Likewise.
8707 (set_initial_properties): Likewise.
8708 (find_partition_for): Likewise.
8709 (update_reference_counts): Likewise.
8710 (dump_may_aliases_for): Likewise.
8711 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8712 (add_call_clobber_ops): Likewise.
8713 (add_call_read_ops): Likewise.
8714 (get_asm_expr_operands): Likewise.
8715 * tree-into-ssa.c (dump_decl_set): Likewise.
8716 (update_ssa): Likewise.
8717 * tree-sra.c (scan_function): Likewise.
8718 (decide_instantiations): Likewise.
8719 (scalarize_parms): Likewise.
8720 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8721 (dsa_named_for): Likewise.
8722 * tree-ssa-structalias.c (update_alias_info): Likewise.
8723 (merge_smts_into): Likewise.
8725 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
8728 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
8729 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
8730 * alias.h (nonoverlapping_memrefs_p): Likewise.
8732 2008-02-25 Jan Beulich <jbeulich@novell.com>
8734 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
8735 * config/i386/netware-libgcc.exp: Add __bswap?i2,
8736 __emultls_get_address, __emultls_register_common,
8737 __floatundi?f, and _Unwind_GetIPInfo.
8738 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
8739 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
8740 (gen_regparm_prefix): Likewise.
8741 (i386_nlm_encode_section_info): Sync with
8742 config/i386/winnt.c:i386_pe_encode_section_info().
8743 (i386_nlm_maybe_mangle_decl_assembler_name): New.
8744 i386_nlm_mangle_decl_assembler_name): New.
8745 (netware_override_options): New.
8746 * config/i386/netware.h (netware_override_options): Declare.
8747 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
8748 (i386_nlm_mangle_decl_assembler_name): Declare.
8749 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
8751 2008-02-25 Ben Elliston <bje@au.ibm.com>
8754 * c-decl.c (grokdeclarator): Remove unused local variables
8755 `typedef_type' and `type_as_written'.
8757 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
8758 unused local variable `has_hot_blocks'.
8759 (fix_crossing_conditional_branches): Remove unused local variable
8762 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
8765 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
8766 using DEF_C99_BUILTIN.
8767 (BUILT_IN_NANF): Ditto.
8768 (BUILT_IN_NANL): Ditto.
8770 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
8771 Revital Eres <eres@il.ibm.com>
8773 * modulo-sched.c (calculate_must_precede_follow): Address TODO
8774 regarding the order of two dependent insns in the same row.
8776 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
8778 * stor-layout.c (layout_decl): Do not bump the alignment of a
8779 bit-field to more than byte alignment if it is packed.
8781 2008-02-24 David Edelsohn <edelsohn@gnu.org>
8783 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
8786 2008-02-24 Diego Novillo <dnovillo@google.com>
8788 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
8791 * tree-vrp.c (vrp_evaluate_conditional): With
8792 -Wtype-limits, emit a warning when comparing against a
8793 constant outside the natural range of OP0's type.
8794 * c.opt (Wtype-limits): Move ...
8795 * common.opt (Wtype-limits): ... here.
8797 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
8799 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
8800 * config/rs6000/e300c2c3.md: New file.
8801 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8803 (rs6000_override_options): Add e300c2 and e300c3 cases to
8804 processor_target_table. Do not allow usage of Altivec or Spe
8805 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
8806 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
8807 * config/rs6000/rs6000.h (processor_type): Add
8808 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
8809 (ASM_CPU_SPEC): Add e300c2 and e300c3.
8810 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
8811 and ppce300c3. Include e300c2c3.md.
8813 2008-02-23 David Edelsohn <edelsohn@gnu.org>
8815 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
8816 instead of TARGET_STRICT_ALIGN.
8818 2008-02-23 Joseph Myers <joseph@codesourcery.com>
8820 * explow.c (memory_address): Assert that the generated address is
8823 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8826 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
8827 * config/darwin-ppc-ldouble-patch.def: New file.
8828 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
8829 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
8830 SUBTARGET_INIT_BUILTINS if defined.
8831 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
8834 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8837 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
8838 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
8840 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8843 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
8844 file" warning condtional on -Winvalid-PCH.
8846 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8848 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
8850 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
8854 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
8855 prevent reload from using MMX registers.
8856 (*mov<mode>_internal): Ditto.
8857 (*movv2sf_internal_rex64): Ditto.
8858 (*movv2sf_internal): Ditto.
8860 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8862 PR documentation/31569
8863 * doc/install.texi2html: Use makeinfo --no-number-sections.
8865 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8867 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
8868 ensure that we can address an entire entity > 8 bytes. Don't
8869 generate reg+reg addressing for such data.
8871 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8873 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
8874 strings when optimizing for size, unless the target cares about
8877 2008-02-22 Tom Tromey <tromey@redhat.com>
8879 * regclass.c (current_pass): Remove declaration.
8881 2008-02-22 Anatoly Sokolov <aesok@post.ru>
8883 * config/avr/libgcc.S (__RAMPZ__): Define.
8884 (__do_copy_data): Add for devices with 128KB code memory.
8886 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8888 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8890 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
8892 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
8894 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
8897 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8900 * c-typeck.c (build_binary_op): Warn about floating point
8901 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
8903 2008-02-21 Janis Johnson <janis187@us.ibm.com>
8906 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
8907 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
8909 (rs6000_override_options): Set altivec_abi as default, not override,
8910 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
8911 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
8912 is used; use new member spe_abi.
8913 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
8914 spe_abi and altivec_abi.
8916 2008-02-22 Tomas Bily <tbily@suse.cz>
8918 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
8920 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8923 * config.build (build_file_translate): Set to `CMD //c' only if
8925 * Makefile.in (build_file_translate): Improve comment.
8927 2008-02-21 Jan Hubicka <jh@suse.cz>
8929 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
8930 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
8931 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
8933 2008-02-21 Michael Matz <matz@suse.de>
8936 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
8938 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
8940 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
8941 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
8943 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
8944 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
8945 SSE_VEC_FLOAT_MODE_P as insn constraint.
8946 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
8947 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
8948 sse4a_movntdf using MODEF mode iterator.
8949 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
8950 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
8951 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
8952 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
8953 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
8954 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
8955 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
8957 2008-02-21 Richard Guenther <rguenther@suse.de>
8959 * tree.def (PAREN_EXPR): New tree code.
8960 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
8962 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
8963 * expr.c (expand_expr_real_1): Likewise.
8964 * tree-inline.c (estimate_num_insns_1): Likewise.
8965 * tree-complex.c (expand_complex_move): Likewise.
8966 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
8969 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8972 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
8974 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8977 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
8979 * config/sh/sh.c (find_barrier): Don't go past
8980 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
8982 2008-02-20 DJ Delorie <dj@redhat.com>
8984 * config/h8300/h8300.md (insv): Force source operand to be a register.
8986 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
8987 as a jump, not as a plain insn.
8989 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
8991 * doc/invoke.texi (Warning Options): Add new option
8992 -Wframe-larger-than=.
8993 (-Wframe-larger-than): Document.
8995 * flags.h (warn_frame_larger_than, frame_larger_than_size):
8996 Add declarations for new option variables.
8998 * final.c (final_start_function): Check the frame size
8999 before emission and issue a Wframe-larger-than warning.
9001 * opts.c (warn_frame_larger_than, frame_larger_than_size):
9002 Add definitions for new option variables.
9003 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
9005 * common.opt (Wframe-larger-than=): New option.
9007 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9009 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
9010 (<sse>_div<mode>3): Ditto.
9011 (<sse>_vmdiv<mode>3): Ditto.
9012 (<sse>_vmsqrt<mode>2): Ditto.
9013 (*smax<mode>3): Ditto.
9014 (sse5_frcz<mode>2): Ditto.
9015 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
9018 2008-02-20 Richard Guenther <rguenther@suse.de>
9021 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
9022 be happy with INTEGRAL_TYPE_P.
9024 2008-02-20 Richard Guenther <rguenther@suse.de>
9026 * fold-const.c (split_tree): Associate floatig-point expressions
9027 if flag_associative_math is set.
9029 2008-02-20 Richard Guenther <rguenther@suse.de>
9031 * tree.h (fold_real_zero_addition_p): Declare.
9032 * fold-const.c (fold_real_zero_addition_p): Export.
9033 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
9034 floating-point operations with zero and one.
9036 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
9038 * doc/install.texi: Correct references to CFLAGS, replacing them
9039 with BOOT_CFLAGS. Document flags used during bootstrap for
9042 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9044 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
9045 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
9046 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
9048 (smin<mode>3): Ditto from similar patterns.
9049 (smax<mode>3): Ditto.
9050 (*ieee_smin<mode>3): Ditto.
9051 (*ieee_smax<mode>3): Ditto.
9052 * config/i386/sse.md (sse): New mode attribute.
9053 (mov<mode>): Macroize expander from movv4sf and movv2df using
9054 SSEMODEF2P mode iterator.
9055 (<sse>_movnt<mode>): Ditto from similar patterns. Use
9056 SSE_VEC_FLOAT_MODE_P as insn constraint.
9057 (storent<mode>): Ditto.
9058 (storent<mode>): Macroize expander from storentsf and storentdf using
9059 MODEF mode iterator.
9060 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
9061 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
9062 (abs<mode>2): Ditto from similar patterns.
9063 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
9064 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
9065 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
9066 (<sse>_vmsqrt<mode>2): Ditto.
9067 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
9068 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
9069 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
9070 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
9071 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
9072 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
9073 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
9075 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
9076 iterator and SSE_FLOAT_MODE_P as insn constraint.
9077 (<sse>_ucomi): Ditto from similar patterns.
9078 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
9079 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
9080 SSE_VEC_FLOAT_MODE_P as insn constraint.
9081 (vcond<mode>): Ditto from similar patterns.
9082 (and<mode>3, *and<mode>3): Ditto.
9083 (<sse>_nand<mode>3): Ditto.
9084 (ior<mode>3, *ior<mode>3): Ditto.
9085 (xor<mode>3, *xor<mode>3): Ditto.
9086 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
9087 iterator and SSE_FLOAT_MODE_P as insn constraint.
9088 (*nand<mode>3): Ditto from similar patterns.
9089 (*ior<mode>3): Ditto.
9090 (*xor<mode>3): Ditto.
9092 2008-02-20 Ira Rosen <irar@il.ibm.com>
9094 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
9095 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
9096 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
9098 2008-02-19 Jan Hubicka <jh@suse.cz>
9100 * predict.c (tree_bb_level_predictions): Remove variable next
9101 mistakely introduced by previous commit.
9103 2008-02-19 Jan Hubicka <jh@suse.cz>
9105 * predict.c (predict_paths_leading_to): Rewrite.
9106 (predict_paths_for_bb): New.
9107 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
9109 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9112 * Makefile.in (build_file_translate): New.
9113 (gcc-vers.texi): Use it for translating $(abs_srcdir).
9114 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
9115 * configure.ac (build_file_translate): Substitute it.
9116 * configure: Regenerate.
9118 2008-02-19 Jan Hubicka <jh@suse.cz>
9120 PR rtl-optimization/34408
9121 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
9124 2008-02-19 Jan Hubicka <jh@suse.cz>
9127 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
9130 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
9133 * config/i386/i386-modes.def: Revert the last DI alignment
9134 change until Ada people can look into it.
9136 2008-02-19 Nick Clifton <nickc@redhat.com>
9138 * opts.c (print_specific_help): Fix typo in --help text.
9140 2008-02-19 Jakub Jelinek <jakub@redhat.com>
9143 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
9144 32-bit inline asm without asm alternatives for host GCC < 3.0.
9146 2008-02-19 Richard Guenther <rguenther@suse.de>
9148 PR tree-optimization/34989
9149 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
9150 Allow propagation to INDIRECT_REF if we can simplify only.
9152 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9154 * c-common.c (warn_for_collisions_1): Use appropriate option when
9157 2008-02-19 Nick Clifton <nickc@redhat.com>
9160 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
9161 (handle_options): Fix indentation.
9162 (print_filtered_help): If no language-specific options were
9163 displayed tell the user how to list all the options supported by
9164 the language's front-end.
9165 (print_specific_help): Fix indentation and remove duplicate line.
9166 (common_handle_option): Handle the -v option.
9167 For --help enable the display of undocumented options if the -v
9168 switch has been included on the command line.
9169 For --help= check for overlaps in the arguments between the option
9170 classes and the language names and issue a warning when they
9171 cannot be disambiguated.
9172 * c.opt (v): Pass on to the common option handler.
9174 2008-02-19 Revital Eres <eres@il.ibm.com>
9176 * modulo-sched.c (sms_schedule): Change dump message when
9177 create_ddg function fails.
9178 (try_scheduling_node_in_cycle): Rename row to cycle.
9179 (print_partial_schedule): Rename CYCLE to ROW.
9181 2008-02-19 Christian Bruel <christian.bruel@st.com>
9182 Zdenek Dvorak <ook@ucw.cz>
9184 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
9186 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9189 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
9190 (*x86_movdicc_0_m1_se): Ditto.
9192 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9194 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
9195 (CMPtype): Define as __gcc_CMPtype.
9196 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
9197 (CMPtype): Define as __gcc_CMPtype.
9199 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
9201 Support valgrind 3.3 for --enable-checking=valgrind.
9202 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
9204 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
9205 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
9206 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
9207 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
9208 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
9209 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
9210 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
9212 * ggc-zone.c: Similar.
9213 * ggc-page.c: Similar.
9215 2008-02-19 Paul Brook <paul@codesourcery.com>
9218 * config/arm/ieee754-df.S: Fix do_it typo.
9219 * config/arm/ieee754-sf.S: Fix do_it typo.
9221 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9224 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
9225 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
9226 (OPTION_MASK_ISA_SSE_SET): Likewise.
9227 (OPTION_MASK_ISA_SSE2_SET): Likewise.
9228 (OPTION_MASK_ISA_SSE3_SET): Likewise.
9229 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
9230 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
9231 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
9232 (OPTION_MASK_ISA_SSE4_SET): Likewise.
9233 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
9234 (OPTION_MASK_ISA_SSE5_SET): Likewise.
9235 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
9236 (OPTION_MASK_ISA_MMX_UNSET): Updated.
9237 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
9238 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9239 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9240 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9241 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9242 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9243 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9244 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
9245 (OPTION_MASK_ISA_SSE4): Removed.
9246 (ix86_handle_option): Turn on bits in ix86_isa_flags and
9247 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
9248 (override_options): Don't turn on implied SSE/MMX bits in
9251 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9253 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9256 2008-02-18 Joey Ye <joey.ye@intel.com>
9259 * tree-nested.c (insert_field_into_struct): Set type alignment
9260 to field alignment if the former is less than the latter.
9262 2008-02-18 Jakub Jelinek <jakub@redhat.com>
9264 * BASE-VER: Set to 4.4.0.
9266 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9268 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
9269 * doc/cfg.texi: Likewise.
9270 * doc/extend.texi: Likewise.
9271 * doc/gty.texi: Likewise.
9272 * doc/invoke.texi: Likewise.
9273 * doc/loop.texi: Likewise.
9274 * doc/md.texi: Likewise.
9275 * doc/passes.texi: Likewise.
9276 * doc/rtl.texi: Likewise.
9277 * doc/sourcebuild.texi: Likewise.
9278 * doc/tm.texi: Likewise.
9279 * doc/tree-ssa.texi: Likewise.
9281 2008-02-17 Richard Guenther <rguenther@suse.de>
9284 * tree-complex.c (init_parameter_lattice_values): Handle parameters
9285 without default definition.
9287 2008-02-17 Richard Guenther <rguenther@suse.de>
9289 PR tree-optimization/35231
9290 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
9293 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
9296 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9297 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9298 libgcc_cmp_return mode.
9300 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9303 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
9305 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
9307 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
9310 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9312 * doc/c-tree.texi: Use `@.' where appropriate.
9313 * doc/extend.texi: Likewise.
9314 * doc/install.texi: Likewise.
9315 * doc/invoke.texi: Likewise.
9316 * doc/loop.texi: Likewise.
9317 * doc/makefile.texi: Likewise.
9318 * doc/md.texi: Likewise.
9319 * doc/passes.texi: Likewise.
9320 * doc/standards.texi: Likewise.
9321 * doc/tm.texi: Likewise.
9323 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9326 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
9328 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
9329 rather than in entry_bb.
9331 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9333 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9334 libgcc_cmp_return mode.
9336 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9339 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
9340 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
9342 2008-02-15 Richard Guenther <rguenther@suse.de>
9343 Zdenek Dvorak <ook@ucw.cz>
9345 PR tree-optimization/35164
9346 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
9347 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
9348 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
9349 Only propagate addresses which do not have abnormal SSA_NAMEs
9352 2008-02-15 Joseph Myers <joseph@codesourcery.com>
9355 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
9357 2008-02-15 Jan Hubicka <jh@suse.cz>
9360 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
9362 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9365 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
9366 when calculating alignment_pad.
9368 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9370 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
9371 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
9372 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
9373 and STACK_BOUNDARY define.
9375 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
9377 PR preprocessor/35061
9378 * c-pragma.c (handle_pragma_pop_macro): Check that
9379 pushed_macro_table has been allocated.
9381 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
9384 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
9385 (force_gimple_operand): Likewise.
9386 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
9387 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
9388 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
9389 (find_interesting_uses_address): Check addressability and alignment
9390 of the base expression only after substituting bases of IVs into it.
9392 2008-02-14 Michael Matz <matz@suse.de>
9395 * function.c (instantiate_virtual_regs_in_insn): Reload address
9396 before falling back to reloading the whole operand.
9398 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
9400 * config/s390/s390.c (s390_mainpool_start): Emit the pool
9401 before the first section switch note.
9403 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9405 * doc/bugreport.texi: Update copyright years.
9406 * doc/c-tree.texi: Likewise.
9407 * doc/cfg.texi: Likewise.
9408 * doc/cpp.texi: Likewise.
9409 * doc/cppinternals.texi: Likewise.
9410 * doc/fragments.texi: Likewise.
9411 * doc/frontends.texi: Likewise.
9412 * doc/gcc.texi: Likewise.
9413 * doc/gty.texi: Likewise.
9414 * doc/hostconfig.texi: Likewise.
9415 * doc/implement-c.texi: Likewise.
9416 * doc/libgcc.texi: Likewise.
9417 * doc/loop.texi: Likewise.
9418 * doc/makefile.texi: Likewise.
9419 * doc/options.texi: Likewise.
9420 * doc/passes.texi: Likewise.
9421 * doc/rtl.texi: Likewise.
9422 * doc/sourcebuild.texi: Likewise.
9423 * doc/standards.texi: Likewise.
9424 * doc/tree-ssa.texi: Likewise.
9425 * doc/trouble.texi: Likewise.
9427 * doc/extend.texi: Use @: or add comma where appropriate.
9428 * doc/invoke.texi: Likewise.
9429 * doc/tm.texi: Likewise.
9431 2008-02-14 Alan Modra <amodra@bigpond.net.au>
9434 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
9437 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
9439 * doc/md.texi (clz, ctz): Add reference.
9440 * doc/rtl.texi (clz, ctz): Likewise.
9442 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9445 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
9448 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
9450 * config/s390/s390.c (struct constant_pool): New field
9451 emit_pool_after added.
9452 (s390_mainpool_start): Set the emit_pool_after flag according
9453 to the section switch notes.
9454 (s390_mainpool_finish): Consider emit_pool_after when emitting
9455 the literal pool at the end of the function.
9456 (s390_chunkify_start): Force literal pool splits at section
9459 2008-02-13 Michael Matz <matz@suse.de>
9462 * var-tracking.c (clobber_variable_part): Correctly traverse the
9465 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9468 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
9469 Add -fdump-ipa-inline.
9470 * tree-dump.c (dump_files): Remove tree-inlined dump.
9471 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
9473 2008-02-12 Richard Guenther <rguenther@suse.de>
9475 PR tree-optimization/35171
9476 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
9479 2008-02-12 Richard Guenther <rguenther@suse.de>
9482 * fold-const.c (fold_widened_comparison): Use get_unwidened in
9483 value-preserving mode. Disallow final truncation.
9485 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
9488 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
9489 code from here to...
9490 (force_gimple_operand): ...here.
9492 2008-02-12 Jakub Jelinek <jakub@redhat.com>
9495 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
9496 non-compatible pointers.
9497 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
9498 different FIELD_DECLs, try harder by comparing field offsets, sizes
9502 * function.c (match_asm_constraints_1): Don't replace the same input
9505 2008-02-12 Anatoly Sokolov <aesok@post.ru>
9507 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
9508 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
9509 (expand_epilogue): Restore RAMPZ register.
9510 * config/avr/avr.md (RAMPZ_ADDR): New constant.
9512 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
9514 * config/i386/cygwin.asm: (__alloca): Correct calling
9515 convention and alignment.
9516 (__chkstk): Force 8 byte stack alignment.
9518 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
9519 Richard Guenther <rguenther@suse.de>
9521 PR tree-optimization/33992
9522 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
9523 the zero we compare against.
9525 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
9528 * gthr-win32.h (__gthread_mutex_destroy_function): New function
9529 to CloseHandle after unlocking to prevent accumulation of handle
9532 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9535 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
9536 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
9537 and update LABEL_NUSES during and after reload.
9539 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
9542 * combine.c (simplify_if_then_else): Make sure the comparison is
9543 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
9545 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
9548 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
9549 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
9550 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
9551 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
9552 * tree.h (get_type_static_bounds): Likewise.
9554 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9556 * doc/invoke.texi (Option Summary, C++ Dialect Options)
9557 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9558 Make -Wfoo language annotations match what the compiler outputs.
9560 2008-02-08 Sa Liu <saliu@de.ibm.com>
9562 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
9563 intrinsics spu_convts, spu_convtu, spu_convtf.
9565 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
9567 * doc/extend.texi (Function Attributes) <noinline>: Mention
9568 asm ("") as method to keep calls.
9570 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9573 * doc/options.texi (Options): Replace references to opts.sh with
9575 * opts-common.c: Likewise.
9576 * optc-gen.awk: Likewise.
9578 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
9580 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
9582 2008-02-07 Richard Henderson <rth@redhat.com>
9585 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
9586 EXPR_LIST for the REG_EQUAL instead of a comparison with a
9589 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
9591 PR tree-optimization/35085
9592 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
9593 for operand entry oe2 in addition to operand entry oe3 in order to
9594 expose more opportunities for vectorizer sum reduction.
9596 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9599 * Makefile.in (LIBS): Remove $(GMPLIBS).
9600 (cc1-dummy, cc1): Add $(GMPLIBS).
9602 2008-02-06 Jan Hubicka <jh@suse.cz>
9605 * i386.md (moddf_integer): Do not produce partial memory stalls for
9606 targets where it hurts.
9608 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
9611 * optabs.c (expand_float): Do not check for decimal modes when
9612 expanding unsigned integer through signed conversion.
9614 2008-02-06 Nick Clifton <nickc@redhat.com>
9616 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
9617 inside the clobber with a match_operand and duplicated operand
9618 number in the constraint.
9619 (ineqbranchsi): Delete redundant comment.
9621 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9623 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
9624 builtin_define ("__USE_INIT_FINI__").
9625 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
9627 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
9629 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9631 PR documentation/30330
9632 * doc/invoke.texi (C++ Dialect Options)
9633 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9634 For each warning option -Wfoo that allows -Wno-foo, ensure both
9635 -Wfoo and -Wno-foo are listed in the option index. Fix index
9636 entry of -Wswitch-default, index -Wnormalized= including the
9637 `=', and -Wlarger-than-@var{len} including @var{len}.
9639 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9641 * config/i386/i386.md (floatunssisf2): Use
9642 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
9643 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
9644 Macroize expander using MODEF mode iterator.
9646 2008-02-05 Diego Novillo <dnovillo@google.com>
9648 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
9651 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
9653 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9656 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
9658 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
9661 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
9662 to indicate if a message should be generated.
9663 (init_cumulative_args): Updated.
9664 (function_value_32): Likewise.
9666 2008-02-05 Joseph Myers <joseph@codesourcery.com>
9668 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
9670 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9673 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
9674 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
9676 2008-02-04 Diego Novillo <dnovillo@google.com>
9678 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
9681 * tree-vrp.c (vrp_evaluate_conditional): With
9682 -Wtype-limits, emit a warning when comparing against a
9683 constant outside the natural range of OP0's type.
9685 2008-02-04 Richard Guenther <rguenther@suse.de>
9688 * expr.c (count_type_elements): Give for unions instead of
9691 2008-02-04 Richard Guenther <rguenther@suse.de>
9694 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
9695 to TYPE_DOMAINs base type instead of using bitsizetype here.
9697 2008-02-03 Jason Merrill <jason@redhat.com>
9699 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
9701 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9704 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
9705 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
9706 (RS/6000 and PowerPC Options): Fix typos and markup.
9707 * doc/passes.texi (Tree-SSA passes): Likewise.
9709 2008-02-02 Michael Matz <matz@suse.de>
9712 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
9713 from record_last_reg_set_info.
9714 (record_last_reg_set_info): Take an RTX argument, iterate over all
9715 constituent hardregs.
9716 (record_last_set_info, record_opr_changes): Change calls to
9717 new signature or to record_last_reg_set_info_regno.
9719 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
9721 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
9723 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
9725 PR rtl-optimization/34773
9726 * reg-notes.def (EQUAL): Mention significance of combination of
9727 REG_EQUAL and REG_RETVAL.
9728 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
9729 insn that has a REG_RETVAL.
9731 2008-02-01 Roger Sayle <roger@eyesopen.com>
9734 * configure.ac (--enable-fixed-point): Disable unless explicitly
9736 * configure: Regenerate.
9738 2008-02-01 Richard Guenther <rguenther@suse.de>
9741 * invoke.texi (-finline-limit): Remove no longer true parts
9742 of the documentation. Note that there is no default value.
9744 2008-02-01 Andrew Pinski <pinskia@gmail.com>
9745 Mark Mitchell <mark@codesourcery.com>
9746 Ben Elliston <bje@au.ibm.com>
9749 * doc/extend.texi (Other Builtins): Document.
9751 2008-01-31 Tom Browder <tom.browder@gmail.com>
9753 * doc/c-tree.texi (Types): Fix grammar.
9754 (Expression trees): Ditto.
9755 * doc/passes.texi (Tree-SSA passes): Ditto.
9757 * doc/configterms.texi (Configure Terms): Fix typo.
9758 * doc/cpp.texi (Common Predefined Macros): Ditto.
9759 * doc/md.texi (Machine Constraints): Ditto.
9761 * doc/makefile.texi (Makefile): Add comma.
9763 2008-01-31 Tom Browder <tom.browder@gmail.com>
9764 Gerald Pfeifer <gerald@pfeifer.com>
9766 * doc/sourcebuild.texi (Front End): Remove references to CVS
9767 and CVSROOT/modules.
9768 (Texinfo Manuals): Replace reference to CVS by one to SVN.
9769 (Back End): Remove reference to CVS.
9771 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9774 * config/mips/mips.c (gen_load_const_gp): New function, taking a
9776 (mips16_gp_pseudo_reg): ...here.
9777 * config/mips/mips.md (load_const_gp): Replace with...
9778 (load_const_gp_<mode>): ...this :P-based insn.
9780 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9782 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
9783 options. Minor fixes.
9784 (-std): Move reference to standards closer to where language
9785 standards are first mentioned.
9787 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9789 PR rtl-optimization/34995
9790 * reload.c (alternative_allows_const_pool_ref): Take an rtx
9791 parameter and return a bool. If the rtx parameter is nonnull,
9792 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
9793 (find_reloads): Update call accordingly. Pass the new operand
9794 if it needed no address reloads, otherwise pass null.
9796 2008-01-30 Richard Henderson <rth@redhat.com>
9799 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
9800 for unbounded arrays.
9802 2008-01-30 Silvius Rus <rus@google.com>
9804 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
9806 2008-01-30 Jan Hubicka <jh@suse.cz>
9809 * i386.c (init_cumulative_args): Use real function declaration when
9812 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
9814 PR rtl-optimization/34998
9815 * global.c (build_insn_chain): Treat non-subreg_lowpart
9816 SUBREGs of pseudos as clobbering all the words covered by the
9817 SUBREG, not just all the bytes.
9818 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
9819 original df_ref rather than an extract parameter.
9820 (global_conflicts): Update call accordingly.
9822 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
9824 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
9825 the overflow check to make it easier to read.
9826 (__fixtfdi): Change the type of the ll member in union
9827 long_double to UDItype_x.
9829 2008-01-30 Jakub Jelinek <jakub@redhat.com>
9832 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
9833 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
9834 * tree-inline.c (fold_marked_statements): Call
9835 cgraph_update_edges_for_call_stmt if folding a call statement.
9836 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
9837 debug_generic_stmt calls, reset it back afterwards.
9840 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
9842 * c-typeck.c (build_external_ref): Don't pedwarn about
9843 static vars in current function's scope.
9845 2008-01-29 Joseph Myers <joseph@codesourcery.com>
9847 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
9849 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
9852 * ipa-struct-reorg.c: Fix spelling.
9853 * params.def: Ditto.
9855 2008-01-29 Richard Guenther <rguenther@suse.de>
9858 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
9860 * tree-inline.c (remap_type): Increment remapping_type_depth
9861 around remapping types.
9862 (copy_body_r): Only add referenced variables if they are referenced
9863 from code, not types.
9865 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
9876 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
9877 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
9879 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
9882 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
9883 pointer for tiny stack.
9885 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9887 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
9889 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9891 * config/vx-common.h: Fix typo in comment.
9893 2008-01-28 Ian Lance Taylor <iant@google.com>
9897 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
9898 coalesce pointers if they have different DECL_NO_TBAA_P values.
9899 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
9900 between variables with different DECL_NO_TBAA_P values.
9902 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
9905 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
9906 are not legitimate small data references on SPE targets.
9908 2008-01-28 David Daney <ddaney@avtrex.com>
9910 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
9912 2008-01-28 David Daney <ddaney@avtrex.com>
9914 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
9916 2008-01-27 Joseph Myers <joseph@codesourcery.com>
9918 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
9919 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
9920 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
9921 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
9922 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9923 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
9924 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
9925 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
9927 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9929 * basic-block.h (condjump_equiv_p): Fix comment.
9931 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9933 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
9934 print_generic_stmt_indented): Fix comment.
9936 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9938 * configure.ac (__stack_chk_fail): Add detecion for availability
9939 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
9940 * configure: Regenerate.
9942 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
9945 * final.c (output_addr_const): Handle TRUNCATE.
9947 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
9950 * tree-ssa-loop-ivopts.c (comp_cost): New type.
9951 (zero_cost, infinite_cost): New constants.
9952 (struct cost_pair): Change type of cost to comp_cost.
9953 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
9954 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
9956 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
9957 split_address_cost, ptr_difference_cost, difference_cost,
9958 get_computation_cost_at, get_computation_cost,
9959 determine_use_iv_cost_generic, determine_use_iv_cost_address,
9960 determine_use_iv_cost_condition, determine_use_iv_costs,
9961 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
9962 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
9963 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
9964 Change type of cost to comp_cost.
9965 (determine_iv_cost): Increase cost of non-original ivs, instead
9966 of decreasing the cost of original ones.
9967 (get_address_cost): Indicate the complexity of the addressing mode
9969 (try_add_cand_for): Prefer using ivs not specific to some object.
9970 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
9972 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
9973 Janis Johnson <janis187@us.ibm.com>
9976 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
9977 (TARGET_INSTANTIATE_DECLS): Likewise.
9978 * target.h (expand_to_rtl_hook): New target hook.
9979 (instantiate_decls): Likewise.
9980 * function.c (instantiate_decl): Make non-static. Rename to...
9981 (instantiate_decl_rtl): ... this.
9982 (instantiate_expr): Use instantiate_decl_rtl.
9983 (instantiate_decls_1): Likewise.
9984 (instantiate_decls): Likewise.
9985 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
9986 * function.h (instantiate_decl_rtl): Add prototype.
9987 * cfgexpand.c (target.h): New include.
9988 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
9989 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
9990 (TARGET_INSTANTIATE_DECLS): Likewise.
9991 (TARGET_INITIALIZER): New target hooks added.
9992 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
9994 * config/rs6000/rs6000.c (tree-flow.h): New include.
9995 (machine_function): Add sdmode_stack_slot field.
9996 (rs6000_alloc_sdmode_stack_slot): New function.
9997 (rs6000_instantiate_decls): Likewise.
9998 (rs6000_secondary_memory_needed_rtx): Likewise.
9999 (rs6000_check_sdmode): Likewise.
10000 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
10001 (TARGET_INSTANTIATE_DECLS): Likewise.
10002 (rs6000_hard_regno_mode_ok): Allow SDmode.
10003 (num_insns_constant): Likewise. Handle _Decimal32 constants.
10004 (rs6000_emit_move): Handle SDmode.
10005 (function_arg_advance): Likewise.
10006 (function_arg): Likewise.
10007 (rs6000_gimplify_va_arg): Likewise. Add special handling of
10008 SDmode var args for 32-bit compiles.
10009 (rs6000_secondary_reload_class): Handle SDmode.
10010 (rs6000_output_function_epilogue): Likewise.
10011 (rs6000_function_value): Simplify if statement.
10012 (rs6000_libcall_value): Likewise.
10013 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
10014 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
10015 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
10016 (movsd_hardfloat): New define_insn.
10017 (movsd_softfloat): Likewise.
10018 (movsd_store): Likewise.
10019 (movsd_load): Likewise.
10020 (extendsddd2): Likewise.
10021 (extendsdtd2): Likewise.
10022 (truncddsd2): Likewise.
10023 (movdd_hardfloat64): Fixup comment.
10024 (UNSPEC_MOVSD_LOAD): New constant.
10025 (UNSPEC_MOVSD_STORE): Likewise.
10027 2008-01-26 Jakub Jelinek <jakub@redhat.com>
10030 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
10032 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
10033 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
10034 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
10035 and TRUTH_XOR_EXPR.
10037 2008-01-26 David Edelsohn <edelsohn@gnu.org>
10040 * config.gcc: Separate AIX 5.3 from AIX 6.1.
10041 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10042 __LONGDOUBLE128 too.
10043 * config/rs6000/aix61.h: New file.
10045 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10047 PR rtl-optimization/34959
10048 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
10049 popcount and parity rtxes the same mode as their operand.
10050 Truncate or extend the result to the return value's mode
10053 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10056 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
10057 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
10058 to GOT_VERSION_REGNUM.
10059 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
10060 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
10061 * config/mips/mips.c (mips_emit_call_insn): New function.
10062 (mips_call_tls_get_addr): Call mips_expand_call directly.
10063 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
10065 (mips16_build_call_stub): Likewise. Return the call insn or null.
10066 (mips_expand_call): Update the call to mips16_build_call_stub
10067 accordingly and a remove redundant condition. Assert that MIPS16
10068 stubs do not use lazy binding. Use mips_emit_call_insn and return
10070 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
10072 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
10073 (mips_avoid_hazard): Remove hazard_set handling.
10074 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
10075 (UNSPEC_RESTORE_GP): ...this.
10076 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
10077 (FAKE_CALL_REGNO): Rename to...
10078 (GOT_VERSION_REGNUM): ...this.
10079 (type): Add "ghost" value. Add an associated insn reservation.
10080 (hazard_set): Remove.
10081 (exception_receiver): Rename to...
10082 (restore_gp): ...this and update the unspec identifier accordingly.
10083 (exception_receiver, nonlocal_got_receiver): New expanders.
10084 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
10085 FAKE_CALL_REGNO. Remove hazard_set attribute.
10086 (set_got_version, update_got_version): New patterns.
10088 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
10091 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
10093 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10096 * doc/install.texi2html: Generate gcc-vers.texi.
10098 2008-01-25 DJ Delorie <dj@redhat.com>
10100 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
10102 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10104 * config/c4x: Remove directory.
10105 * config.gcc (crx-*, mt-*): Mark obsolete.
10106 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
10107 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
10108 sh-*-rtemscoff*): Remove cases.
10109 * defaults.h (C4X_FLOAT_FORMAT): Remove.
10110 * real.c (encode_c4x_single, decode_c4x_single,
10111 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
10112 c4x_extended_format): Remove.
10113 * real.h (c4x_single_format, c4x_extended_format): Remove.
10114 * doc/extend.texi (interrupt, naked): Remove mention of attributes
10116 (Pragmas): Remove comment about c4x pragmas.
10117 * doc/install.texi (c4x): Remove target-specific instructions.
10118 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
10119 * doc/md.texi (Machine Constraints): Remove C4x documentation.
10120 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
10121 refer to C4x source files as examples.
10122 (C4X_FLOAT_FORMAT): Remove documentation.
10124 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
10126 * config/bfin/bfin.c (override_options): Reorder tests so that
10127 flag_pic gets enabled for -msep-data.
10129 2008-01-25 Richard Guenther <rguenther@suse.de>
10131 PR middle-end/32244
10132 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
10133 to its bitfield precision if required.
10135 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10137 PR middle-end/33880
10138 * tree-nested.c (walk_omp_for): New function.
10139 (convert_nonlocal_reference, convert_local_reference): Call
10140 walk_omp_for on OMP_FOR.
10141 (convert_call_expr): Call walk_body on OMP_FOR's
10142 OMP_FOR_PRE_INIT_BODY.
10144 2008-01-25 Richard Guenther <rguenther@suse.de>
10146 PR tree-optimization/34966
10147 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
10148 default defs and PHI_NODEs we have to insert after the
10149 defining statement.
10151 2008-01-24 Nick Clifton <nickc@redhat.com>
10153 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
10154 Provide a default definition.
10155 (LIBGCC2_UNITS_PER_WORD): Likewise.
10157 * config/stormy16/stormy16.c: Include df.h for the prototype
10158 for df_regs_ever_live_p.
10159 (xstormy16_expand_builtin_va_start): Convert the stack offset
10160 into a component_ref and then use POINTER_PLUS_EXPR to add it
10161 to the incoming_virtual_args_rtx.
10162 (xstormy16_gimplify_va_arg_expr): Rename to
10163 xstormy16_gimplify_va_arg_expr.
10164 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
10165 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
10166 xstormy16_gimplify_va_arg_expr.
10167 Fix up some formatting issues.
10169 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
10170 Move to predicates.md.
10171 (xs_hi_general_operand): Likewise.
10172 (xs_hi_nonmemory_operand): Likewise.
10173 * config/stormy16/predicates.md:
10174 (xstormy16_carry_plus_operand): New predicate.
10175 (xs_hi_general_operand): New predicate.
10176 (xs_hi_nonmemory_operand): New predicate.
10177 * config/stormy16/stormy16-protos.h:
10178 (xstormy16_carry_plus_operand): Delete prototype.
10179 (xs_hi_general_operand): Likewise.
10180 (xs_hi_nonmemory_operand): Likewise.
10182 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
10183 modifiers as they are no longer needed and they can trigger
10184 reload spill failures.
10186 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
10187 with a match_operand in order to help reload.
10189 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
10190 constraint with 'e' for the 8th alternative as this version of
10191 the mov.w instruction only accepts the lower 8 registers.
10193 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
10196 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
10197 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
10200 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10202 PR middle-end/33333
10203 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
10205 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10207 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
10209 (remove_structure): Update allocations list before removing structure.
10211 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10213 * ipa-struct-reorg.c (is_safe_cond_expr,
10214 create_new_stmts_for_cond_expr): Use integer_zerop function,
10215 that recognize not only zero-pointer, but zero-integer too.
10217 2008-01-25 Ben Elliston <bje@au.ibm.com>
10220 * fixproto: Escape "." in sed expression that strips leading "./".
10222 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
10225 * gcc.c (SWITCH_OK): Removed.
10226 (SWITCH_LIVE): Changed to bit.
10227 (SWITCH_FALSE): Likewise.
10228 (SWITCH_IGNORE): Likewise.
10229 (switchstr): Change live_cond to unsigned int.
10230 (process_command): Replace SWITCH_OK with 0.
10231 (do_self_spec): Likewise.
10232 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
10233 (give_switch): Likewise.
10234 (used_arg): Likewise.
10235 (do_spec_1): Set the SWITCH_IGNORE bit.
10236 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
10237 bits. Set the SWITCH_LIVE bit.
10239 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10241 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
10243 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
10245 PR tree-optimization/34472
10246 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
10247 parameter to a "bool *" and set *DATA to false if there is
10248 an unsafe access. Do not delete the structure here.
10249 (check_cond_exprs): Delete it here instead.
10250 (check_cond_exprs, exclude_cold_structs): Do not increase
10251 I when removing a structure.
10253 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
10256 * config/i386/i386.c (ix86_expand_vector_init): Consider only
10257 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
10259 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
10261 PR middle-end/34934
10262 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
10263 a fixed vector for stack.
10265 2008-01-24 Ben Elliston <bje@au.ibm.com>
10268 * doc/gcc.texi (Software development): Add a direntry for g++.
10270 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
10272 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
10273 stale and straggling -fforce-addr comments above.
10275 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
10277 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
10278 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
10280 2008-01-23 Michael Matz <matz@suse.de>
10283 * dwarf2out.c (force_type_die): Use modified_type_die instead of
10286 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
10288 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
10289 malloc result type.
10291 2008-01-23 Anatoly Sokolov <aesok@post.ru>
10293 * config/avr/avr.c (avr_current_arch): New variable.
10294 (avr_arch_types): Add 'avr31' and 'avr51' entries.
10295 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
10296 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
10297 (avr_override_options): Init 'avr_current_arch'.
10298 (base_arch_s): Move from here...
10299 * config/avr/avr.h (base_arch_s): ... here. Add new members
10300 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
10301 'mega' to 'have_jmp_call'.
10302 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
10303 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
10305 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
10307 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10308 MULTILIB_MATCHES): (Ditto.).
10310 2008-01-23 Richard Guenther <rguenther@suse.de>
10312 PR middle-end/31529
10313 * cgraphunit.c (cgraph_reset_node): Always mark the node
10314 not reachable if it is not queued already.
10316 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
10318 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
10319 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
10320 (cputype_selected): New static variable.
10321 (bfin_handle_option): Set it if -mcpu is used.
10322 (override_option): Select default set of workarounds if no cpu type
10323 selected on the command line.
10324 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
10326 From Michael Frysinger <michael.frysinger@analog.com>
10327 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
10328 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
10330 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
10331 for bf547, bf523, bf524, and bf526.
10332 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
10334 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10335 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
10336 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
10337 __ADSPBF547__ and __ADSPBF54x__ for bf547.
10338 * doc/invoke.texi (Blackfin Options): Document that
10339 -mcpu now accept bf547, bf523, bf524, and bf526.
10341 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
10343 PR rtl-optimization/34628
10344 * combine.c (try_combine): Stop and undo after the first combination
10345 if an autoincrement side-effect on the first insn has effectively
10348 2008-01-22 David Edelsohn <edelsohn@gnu.org>
10351 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
10352 Offset addresses are not valid for Altivec or paired float modes.
10354 2008-01-22 Jakub Jelinek <jakub@redhat.com>
10357 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
10358 if DECL_INITIAL (decl) is error_mark_node.
10361 * c-common.c (handle_vector_size_attribute): Only allow
10362 integral, scalar float and fixed point types. Handle OFFSET_TYPE
10363 the same way as pointer, array etc. types.
10364 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
10367 * tree.c (build_type_attribute_qual_variant): Call
10368 build_qualified_type if attributes are equal, but quals are not.
10370 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10373 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
10374 * flags.h (warn_strict_aliasing): Remove.
10375 (warn_strict_overflow): Remove.
10376 * opts.c (warn_strict_aliasing): Remove.
10377 (warn_strict_overflow): Remove.
10378 * c-opts.c (c_common_handle_option): -Wall only sets
10379 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
10380 (c_common_post_options): Give default values to -Wstrict-aliasing
10381 and -Wstrict-overflow if they are uninitialized.
10382 * common.opt (Wstrict-aliasing): Specify Var and Init.
10383 (Wstrict-overflow): Likewise.
10385 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
10387 PR rtl-optimization/26854
10388 PR rtl-optimization/34400
10389 PR rtl-optimization/34884
10390 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
10392 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
10393 (df_rd_bb_info.expanded_lr_out): Deleted
10394 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
10395 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
10396 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
10397 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
10398 Removed code to allocate, initialize or free expanded_lr_out.
10399 (df_rd_bb_local_compute_process_def): Restructured to make more
10401 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
10402 sets if the sets are being trimmed.
10404 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
10407 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
10408 (as_vers): Likewise.
10409 * configure: Regenerated.
10411 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10413 PR middle-end/33092
10414 * tree-pass.h (pass_build_alias): New pass.
10415 * tree-ssa-alias.c (gate_build_alias): New.
10416 (pass_build_alias): New.
10417 * passes.c (init_optimization_passes): Add pass_build_alias after
10418 pass_create_structure_vars.
10420 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
10422 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
10423 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
10424 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
10425 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
10426 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
10427 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
10428 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
10429 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
10430 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
10431 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
10432 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
10433 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
10434 * config/s390/s390.md (FP_ALL): New mode iterator.
10435 (_d): New mode attribute.
10436 ("*signbit<mode>2>"): Changed mode of first operand.
10437 ("isinf<mode>2"): Changed mode of first operand.
10438 ("*TDC_insn"): Adaptation for DFP modes.
10440 2008-01-22 Ben Elliston <bje@au.ibm.com>
10442 * tree.c (check_qualified_type): Improve function description.
10444 2008-01-21 Jason Merrill <jason@redhat.com>
10447 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
10448 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
10451 2008-01-21 DJ Delorie <dj@redhat.com>
10453 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
10456 2008-01-21 Richard Guenther <rguenther@suse.de>
10458 PR middle-end/34856
10459 * tree-cfg.c (verify_expr): Allow all invariant expressions
10460 instead of just constant class ones as reference argument.
10461 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
10462 like any other constant.
10463 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
10465 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
10467 * regmove.c (fixup_match_1): Update call crossed frequencies.
10469 2008-01-21 Richard Guenther <rguenther@suse.de>
10472 * tree-inline.c (setup_one_parameter): Deal with mismatched
10473 types using a VIEW_CONVERT_EXPR.
10475 2008-01-21 Alon Dayan <alond@il.ibm.com>
10476 Olga Golovanevsky <olga@il.ibm.com>
10478 PR tree-optimization/34701
10479 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
10480 when the structure size is not a power of 2.
10482 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
10484 * doc/install.texi: Add doc for --enable-checking=df.
10486 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
10488 PR rtl-optimization/34808
10489 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
10491 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
10493 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
10496 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10498 PR rtl-optimization/26854
10499 PR rtl-optimization/34400
10500 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
10502 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
10503 (df_rd_bb_info.expanded_lr_out): New.
10504 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
10505 * loop_iv.c (iv_analysis_loop_init): Ditto.
10506 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
10507 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
10508 Added code to allocate, initialize or free expanded_lr_out.
10509 (df_rd_bb_local_compute_process_def): Restructured to make
10510 more understandable.
10511 (df_rd_confluence_n): Add code to do nothing with fake edges and
10512 code to no apply invalidate_by_call sets if the sets are being trimmed.
10513 (df_lr_local_finalize): Renamed to df_lr_finalize.
10514 (df_live_local_finalize): Renamed to df_live_finalize.
10516 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
10519 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
10520 deciding whether to use reciprocal instructions.
10522 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
10524 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
10525 dwarf2out_note_section_used if cold_text_section is NULL.
10527 2008-01-19 Jakub Jelinek <jakub@redhat.com>
10529 PR gcov-profile/34610
10530 * tree-cfg.c (make_edges): Mark both outgoing edges from
10531 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
10532 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
10533 from OMP_FOR and OMP_CONTINUE outgoing edges.
10535 * tree-profile.c (tree_profiling): Return early if
10536 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
10538 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
10539 from cfun to child_cfun.
10540 * function.h (struct function): Add after_tree_profile bit.
10542 2008-01-19 Anatoly Sokolov <aesok@post.ru>
10544 * config/avr/avr.S (_exit): Disable interrupt.
10546 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
10547 Steven Bosscher <stevenb.gcc@gmail.com>
10549 PR rtl-optimization/26854
10550 PR rtl-optimization/34400
10551 * df-problems.c (df_live_scratch): New scratch bitmap.
10552 (df_live_alloc): Allocate df_live_scratch when doing df_live.
10553 (df_live_reset): Clear the proper bitmaps.
10554 (df_live_bb_local_compute): Only process the artificial defs once
10555 since the order is not important.
10556 (df_live_init): Init the df_live sets only with the variables
10557 found live by df_lr.
10558 (df_live_transfer_function): Use the df_lr sets to prune the
10559 df_live sets as they are being computed.
10560 (df_live_free): Free df_live_scratch.
10562 2008-01-18 Ian Lance Taylor <iant@google.com>
10564 * common.opt: Add fmerge-debug-strings.
10565 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
10566 flag_merge_debug_strings rather than flag_merge_constants.
10567 * doc/invoke.texi (Option Summary): Mention
10568 -fmerge-debug-strings.
10569 (Debugging Options): Document -fmerge-debug-strings.
10571 2008-01-18 Ian Lance Taylor <iant@google.com>
10574 * tree.h (DECL_IS_OPERATOR_NEW): Define.
10575 (struct tree_function_decl): Add new field operator_new_flag.
10576 * tree-inline.c (expand_call_inline): When inlining a call to
10577 operator new, force the return value to go into a variable, and
10578 set DECL_NO_TBAA_P on that variable.
10579 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
10581 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
10584 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
10585 DWARF2_DEBUGGING_INFO.
10586 (dwarf2out_note_section_used): Ditto. Add prototype.
10587 (have_multiple_function_sections, text_section_used,
10588 cold_text_section_used, *cold_text_sections): Move declarations
10591 2008-01-17 Bob Wilson <bob.wilson@acm.org>
10593 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
10594 field and add signal_ra.
10595 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
10596 assignments to frame state pc. Move end of stack check after
10597 MD_FALLBACK_FRAME_STATE_FOR.
10598 (uw_update_context_1): Use frame state signal_regs if set, instead
10599 of checking signal_frame flag.
10600 (uw_update_context): Use frame state signal_ra if set.
10601 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
10602 * config/xtensa/linux-unwind.h: New file.
10604 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
10606 * modulo-sched.c (get_sched_window): Fix comment typo.
10608 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
10610 PR tree-optimization/34648
10611 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
10613 2008-01-17 Anatoly Sokolov <aesok@post.ru>
10615 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
10616 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
10618 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
10620 PR rtl-optimization/34400
10621 * df-core.c (df_worklist_dataflow_overeager,
10622 df_worklist_dataflow_doublequeue): New functions.
10623 (df_worklist_dataflow): Two different worklist solvers.
10624 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
10627 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10630 * doc/invoke.texi: Document the dependence on pthread for fopenmp
10631 and ftree-parallelize-loops.
10633 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
10635 PR rtl-optimization/34826
10636 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
10638 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
10640 * global.c (find_reg): Mark the eh regs as used if necessary.
10641 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
10642 * ra.h (struct allocno): no_eh_reg field added. Changed
10643 no_stack_reg type to bitfield.
10645 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
10647 * tree.c (substitute_in_expr): Add missing 'break'.
10649 2008-01-17 Richard Guenther <rguenther@suse.de>
10651 PR tree-optimization/34825
10652 * tree-ssa-math-opts.c (is_division_by): Do not recognize
10653 x / x as division to handle.
10655 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10657 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
10658 "-pthread" is specified.
10659 * pa-hpux11.h (LIB_SPEC): Likewise.
10661 2008-01-16 Janis Johnson <janis187@us.ibm.com>
10662 Peter Bergner <bergner@vnet.ibm.com>
10664 PR rtl-optimization/33796
10665 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
10667 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10669 PR libgfortran/34699
10670 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
10672 * pa-hpux10.h (LINK_SPEC): Likewise.
10673 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
10675 2008-01-16 Richard Guenther <rguenther@suse.de>
10677 PR middle-end/32628
10678 * fold-const.c (fold_convert_const_int_from_int): Do not
10679 set overflow if that occured only because of a sign extension
10680 change when converting from/to a sizetype with the same
10681 precision and signedness.
10683 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10686 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
10687 location address to the correct place. Update copyright year.
10689 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10691 * lambda-code.c (lambda_transform_legal_p): Handle the case of
10692 no dependences in the dependence_relations vector.
10694 2008-01-16 Jan Hubicka <jh@suse.cz>
10696 PR rtl-optimization/31396
10697 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
10698 * cfg.c (dump_reg_info): Print it.
10699 * regs.h (struct reg_info_t): add freq_calls_crossed.
10700 (REG_FREQ_CALLS_CROSSED): New macro.
10701 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
10702 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
10703 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
10704 regmove_optimize): Update call crossed frequencies.
10705 * local-alloc.c (struct qty): Add freq_calls_crossed.
10706 (alloc_qty): Copute freq_calls_crossed.
10707 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
10708 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
10709 * ra.h (struct allocno): Add freq_calls_crossed.
10711 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10713 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
10714 libgomp when compiling with ftree-parallelize-loops.
10715 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
10717 2008-01-16 Richard Guenther <rguenther@suse.de>
10719 PR tree-optimization/34769
10720 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
10721 * tree.c (int_cst_value): Instead make this function more
10722 permissive in what it accepts as valid input. Document this
10723 function always sign-extends the value.
10725 2008-01-16 Jakub Jelinek <jakub@redhat.com>
10726 Richard Guenther <rguenther@suse.de>
10729 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
10730 (gimple_fold_indirect_ref_rhs): ... this.
10731 (gimple_fold_indirect_ref): New function with foldings
10732 that preserve lvalueness.
10733 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
10734 * tree-flow.h (gimple_fold_indirect_ref): Declare.
10735 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
10736 to fold an INDIRECT_REF, fall back to the old use of
10737 fold_indirect_ref_1.
10739 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10741 * tree-data-ref.c (subscript_dependence_tester_1): Call
10742 free_conflict_function.
10743 (compute_self_dependence): Same.
10745 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10748 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
10749 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
10751 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
10752 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
10753 for DWARF2_UNWIND_INFO targets.
10755 2008-01-16 Richard Guenther <rguenther@suse.de>
10758 * c-typeck.c (common_pointer_type): Do not merge inconsistent
10759 type qualifiers for function types.
10761 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
10763 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
10764 loop_iterator li from previous commit.
10766 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
10768 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
10770 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10772 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
10773 (parallelize_loops): Don't parallelize irreducible components.
10775 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10778 * c-opts (c_common_post_options): Do not enable CPP
10779 flag_pedantic_errors by default.
10781 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
10783 PR rtl-optimization/31944
10784 * cse.c (remove_pseudo_from_table): New function.
10785 (merge_equiv_classes): Use above function to remove pseudo-registers.
10786 (invalidate): Likewise.
10788 2008-01-13 Richard Guenther <rguenther@suse.de>
10790 PR middle-end/34601
10791 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
10792 instead of TYPE_MODE to deal with calls from expand_one_error_var.
10794 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
10796 * gcse.c (cprop_jump): Call validate_unshare_change instead of
10797 validate_change to unshare the source of the PC set.
10799 2008-01-12 Jan Hubicka <jh@suse.cz>
10801 PR middle-end/32135
10802 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
10803 references above array bounds. This might trigger bounds checks for
10804 pointers to arrays.
10806 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10808 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
10809 new_replaceable_dependencies.
10811 2008-01-12 Doug Kwan <dougkwan@google.com>
10813 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
10814 instead of OPT_Wreturn_type in warning due to ignored return type
10816 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
10817 options included in -Wextra.
10818 * c.opt: New option -Wignored_qualifiers.
10819 * doc/invoke.texi (Warning Options, -Wextra): Add new option
10820 -Wignore_qualifiers.
10821 (-Wignored-qualifiers): Document.
10822 (-Wreturn-type): Remove description of functionality now handled
10823 by -Wignored-qualifiers.
10825 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
10828 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
10829 NOP_EXPR if it is between integral types with the same precision.
10831 2008-01-12 Jan Hubicka <jh@suse.cz>
10834 * invoke.texi (max-inline-recursive-depth): Fix default value.
10836 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
10838 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
10841 2008-01-11 Bob Wilson <bob.wilson@acm.org>
10843 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
10845 2008-01-11 James E. Wilson <wilson@specifix.com>
10848 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
10850 2008-01-11 Anatoly Sokolov <aesok@post.ru>
10852 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
10853 save/restore frame pointer register and don't use 'call-prologues'
10854 optimization in function with "OS_task" attribute.
10856 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
10858 PR middle-end/31309
10859 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
10860 when copying to memory.
10862 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
10864 PR rtl-optimization/30905
10865 * cfgcleanup.c: Include dce.h
10866 (crossjumps_occured): New global variable.
10867 (try_crossjump_bb): Exit loop after finding a fallthru edge.
10868 If something changed, set crossjumps_occured to true.
10869 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
10870 Don't add/remove fake edges to exit here...
10871 (cleanup_cfg): ...but do it here, when crossjumping.
10872 Run a fast DCE when successful crossjumps occured in the latest
10873 iteration of try_optimize_cfg.
10875 2008-01-11 Richard Guenther <rguenther@suse.de>
10877 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
10878 (struct vn_unary_op_s): Likewise.
10879 (vn_reference_insert): Free old reference on hash collision.
10881 2008-01-10 Raksit Ashok <raksit@google.com>
10883 PR rtl-optimization/27971
10884 * combine.c (find_split_point): Split PLUS expressions which are
10885 inside a MEM rtx, and whose first operand is complex.
10887 2008-01-10 DJ Delorie <dj@redhat.com>
10889 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
10890 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
10891 (m32c_hard_regno_ok): Call the underlying function.
10893 2008-01-10 Richard Guenther <rguenther@suse.de>
10895 PR middle-end/34683
10896 * tree-cfg.c (tree_merge_blocks): Do not go through the
10897 full-blown folding and stmt updating path if we just deal
10898 with virtual operands.
10899 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
10900 test for abnormal SSA_NAMEs.
10902 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
10904 PR middle-end/34641
10905 * reload.c (push_reload): Add assertions. All constants from
10906 reg_equiv_constant should have been used for replacing the respective
10908 (find_reloads_address): Invoke find_reloads_address_part for
10909 constant taken from the reg_equiv_constant array.
10911 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
10913 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
10914 field (valnum) the first in the struct. Replace bools with
10917 2008-01-10 Richard Guenther <rguenther@suse.de>
10919 PR tree-optimization/34651
10920 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
10921 types and ordering for masking and converting.
10923 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
10925 PR tree-optimization/34017
10926 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
10927 also for PHI_NODE expressions.
10929 2008-01-09 Jan Hubicka <jh@suse.cz>
10931 PR tree-optimization/34708
10932 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
10933 based on number of case labels.
10934 (init_inline_once): Remove switch_cost.
10935 * tree-inline.h (eni_weights_d): Remove switch_cost.
10937 2008-01-09 Richard Guenther <rguenther@suse.de>
10938 Andrew Pinski <andrew_pinski@playstation.sony.com>
10940 PR middle-end/30132
10941 * gimplify.c (gimplify_cond_expr): Do not create an addressable
10942 temporary if an rvalue is ok or an lvalue is not required.
10944 2008-01-09 Richard Guenther <rguenther@suse.de>
10946 PR middle-end/34458
10947 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
10948 adjust return type.
10950 2008-01-09 Richard Guenther <rguenther@suse.de>
10952 PR middle-end/34679
10953 * tree.c (host_integerp): Check for sizetype only if the
10954 type is an integer type.
10956 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
10959 * opts.c (decode_options): Disable inlining of functions called
10960 once if not in unit-at-a-time mode.
10962 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
10964 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
10966 2008-01-08 Richard Guenther <rguenther@suse.de>
10968 PR middle-end/31863
10969 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
10970 out early if the result will be unused.
10972 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10977 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10978 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10981 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
10983 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
10984 for vectorization tuned.
10986 2008-01-08 Richard Guenther <rguenther@suse.de>
10988 PR tree-optimization/34683
10989 * tree-ssa-operands.c (operand_build_cmp): Export.
10990 * tree-ssa-operands.h (operand_build_cmp): Declare.
10991 * tree-vn.c (vuses_compare): Remove.
10992 (sort_vuses): Use operand_build_cmp.
10993 (sort_vuses_heap): Likewise.
10994 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
10995 to re-use old VEC if available. Do not sort already sorted VUSEs.
10996 (vdefs_to_vec): Do not sort already sorted VDEFs.
10998 2008-01-08 Jakub Jelinek <jakub@redhat.com>
11000 PR middle-end/34694
11001 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
11003 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11006 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
11007 limitations of reciprocal sequences on x86 targets.
11009 2008-01-08 Richard Guenther <rguenther@suse.de>
11011 PR tree-optimization/34683
11012 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
11014 2008-01-07 Jakub Jelinek <jakub@redhat.com>
11017 * config/darwin.c (darwin_mergeable_string_section): Don't use
11018 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
11020 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
11023 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
11024 negxf2. Macroize expander using X87MODEF mode iterator. Change
11025 predicates of op0 and op1 to register_operand.
11026 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
11027 expander using X87MODEF mode iterator. Change predicates of
11028 op0 and op1 to register_operand.
11029 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
11030 corresponding patterns and macroize using MODEF macro. Change
11031 predicates of op0 and op1 to register_operand and remove
11032 "m" constraint. Disparage "r" alternative with "!".
11033 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
11034 macroize using X87MODEF macro. Change predicates of op0 and op1
11035 to register_operand and remove "m" constraint. Disparage "r"
11036 alternative with "!".
11037 (absneg splitter with memory operands): Remove.
11038 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
11039 patterns and macroize using X87MODEF mode iterator.
11040 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
11041 Change predicate of op1 to register_operand.
11042 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
11043 for memory operands.
11045 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
11047 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
11049 2008-01-07 Richard Guenther <rguenther@suse.de>
11051 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
11054 2008-01-07 Richard Guenther <rguenther@suse.de>
11056 PR tree-optimization/34683
11057 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
11058 VOPs of the needed size to save memory. Use VEC_quick_push
11059 to save compile-time.
11060 (vdefs_to_vec): Likewise.
11062 2008-01-07 Sa Liu <saliu@de.ibm.com>
11064 * config/spu/spu.md (divdf3): Genetate inline code for double
11065 division. The implementation doesn't handle INF or NAN, therefore it
11066 only applies when -ffinite-math-only is given.
11068 2008-01-06 Paolo Carlini <pcarlini@suse.de>
11071 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
11072 * doc/cpp.texi ([Common Predefined Macros]): Document.
11074 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
11076 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
11077 order to use commutative addition instead of subtraction.
11079 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11080 Mircea Namolaru <namolaru@il.ibm.com>
11081 Vladimir Yanovsky <yanov@il.ibm.com>
11082 Revital Eres <eres@il.ibm.com>
11084 PR tree-optimization/34263
11085 * tree-outof-ssa.c (process_single_block_loop_latch,
11086 contains_tree_r): New functions.
11087 (analyze_edges_for_bb): Call process_single_block_loop_latch
11088 function to empty single-basic-block latch block if possible.
11090 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11092 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11094 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
11096 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11098 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
11100 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11102 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
11104 2008-01-05 Jakub Jelinek <jakub@redhat.com>
11106 PR tree-optimization/34618
11107 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
11110 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11113 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
11114 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
11115 Update copyright year.
11117 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
11118 Update copyright year.
11119 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
11122 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
11124 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
11125 edge does not point to current bb before changing need_assert.
11127 2008-01-04 Richard Guenther <rguenther@suse.de>
11129 PR middle-end/34029
11130 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
11131 for verifying purposes if they are is_gimple_min_invariant.
11133 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
11135 PR tree-optimization/34448
11136 PR tree-optimization/34465
11137 * gimplify.c (gimplify_init_constructor): Add new parameter
11138 notify_temp_creation. Use it.
11139 (gimplify_modify_expr_rhs): Take volatiles into account when
11140 optimizing constructors.
11141 Do not optimize constructors if gimplify_init_constructor will dump to
11143 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
11144 * gcc.c-torture/compile/pr34448.c: New.
11146 2008-01-04 Jakub Jelinek <jakub@redhat.com>
11148 PR gcov-profile/34609
11149 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
11150 return_slot if result is TREE_ADDRESSABLE.
11152 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
11154 * config/mips/mips.md (sqrt_condition): Tweak comment.
11155 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
11157 2008-01-03 Tom Tromey <tromey@redhat.com>
11160 * c-common.c (c_type_hash): Handle VLAs.
11162 2008-01-03 Jan Hubicka <jh@suse.cz>
11164 PR tree-optimization/31081
11165 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
11166 0 when inlining and not inlining to first basic block.
11167 (remap_decl): When var is initialized to 0, don't set default_def.
11168 (expand_call_inline): Set entry_bb.
11169 * tree-inline.h (copy_body_data): Add entry_bb.
11171 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11174 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
11177 PR tree-optimization/29484
11178 * tree-inline.c (inline_forbidden_p_2): New function.
11179 (inline_forbidden_p): Disallow inlining if some static var
11180 has an address of a local LABEL_DECL in its initializer.
11181 * doc/extend.texi (Labels as Values): Document &&foo behaviour
11184 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
11186 PR tree-optimization/34635
11187 * tree-data-ref.c (add_other_self_distances): Make sure that the
11188 evolution step is constant.
11190 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11192 PR middle-end/34608
11193 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
11195 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
11197 * tree-sra.c (scalarize_init): Insert the generate_element_init
11198 statements after the generate_element_zero statements.
11200 2008-01-02 Richard Guenther <rguenther@suse.de>
11202 PR middle-end/34093
11203 PR middle-end/31976
11204 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
11205 for very large number of operands instead of ICEing.
11207 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
11210 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
11211 while stack probing.
11213 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
11215 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
11218 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
11220 PR libmudflap/26442
11221 * tree-mudflap.c (mx_register_decls): Guard warning by
11222 !DECL_ARTIFICIAL check.
11224 2008-01-01 Jakub Jelinek <jakub@redhat.com>
11226 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
11227 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
11228 sse5_perm<mode>): Fix constraints.