1 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
3 * config/i386/i386.c (ix86_gen_leave): New.
4 (ix86_gen_pop1): Likewise.
5 (ix86_gen_add3): Likewise.
6 (ix86_gen_sub3): Likewise.
7 (ix86_gen_sub3_carry): Likewise.
8 (ix86_gen_one_cmpl2): Likewise.
9 (ix86_gen_monitor): Likewise.
10 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
11 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
12 ix86_gen_one_cmpl2 and ix86_gen_monitor.
13 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
14 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
15 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
16 (ix86_expand_epilogue): Updated.
17 (print_operand): Handle integer register operand for 'z'.
18 (ix86_expand_strlensi_unroll_1): Likewise.
19 (ix86_expand_strlen): Likewise.
20 (ix86_expand_builtin): Likewise.
21 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
22 mov{q}/mov{l} and add{q}/add{l}.
24 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
26 * config/i386/i386.md (P): New mode iterator.
27 (SFmode push_operand splitter): Macroize DImode and SImode pushes
28 using P mode iterator.
31 (DFmode float_extend SFmode push_operand splitter): Ditto.
32 (XFmode float_extend SFmode push_operand splitter): Do not generate
33 SImode pushes for 64bit target. Macroize Dimode and SImode ...
34 (XFmode float_extedn DFmode push_operand splitter): Ditto.
36 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
38 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
39 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed
41 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
43 (ix86_call_abi_override): Remove check for call_used_regs.
45 2008-06-03 Richard Guenther <rguenther@suse.de>
47 * tree-ssa-structalias.c (find_func_aliases): Add constraints
48 for the lhs of calls if the return type contains pointers.
50 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
52 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
53 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
54 * function.c (allocate_struct_function): Use of
56 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
57 of cfun and DEFAULT_ABI to deceide abi mode.
59 (REG_PARM_STACK_SPACE): Removed.
60 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
61 (STACK_BOUNDARY): Use default target to deceide stack boundary.
62 * config/i386/i386-protos.h (ix86_cfun_abi): New.
63 (ix86_function_abi): Likewise.
64 (ix86_function_type_abi): Likewise.
65 (ix86_call_abi_override): Likewise.
66 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
67 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
68 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
69 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
71 (X86_64_REGPARM_MAX): New.
72 (X86_64_SSE_REGPARM_MAX): New.
73 (X64_REGPARM_MAX): New.
74 (X64_SSE_REGPARM_MAX): New.
75 (X86_32_REGPARM_MAX): New.
76 (X86_32_SSE_REGPARM_MAX): New.
77 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
78 (ix86_function_regparm): Handle user calling abi.
79 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
80 by DEFAULT_ABI versus SYSV_ABI check.
81 (ix86_reg_parm_stack_space): New.
82 (ix86_function_type_abi): New.
83 (ix86_call_abi_override): New.
84 (ix86_function_abi): New.
86 (init_cumulative_args): Call abi specific initialization.
87 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
88 (function_arg_64): Extend SSE_REGPARM_MAX check.
89 (function_arg (): Remove TARGET_64BIT_MS_ABI.
90 (ix86_pass_by_reference): Likewise.
91 (ix86_function_value_regno_p): Likewise.
92 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
93 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
94 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
95 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
96 (setup_incoming_varargs_64): Adjust regparm for call abi.
97 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
98 (ix86_va_start): Likewise.
99 (ix86_gimplify_va_arg): Likewise.
100 (ix86_expand_prologue): Likewise.
101 (output_pic_addr_const): Likewise.
102 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
103 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
104 (x86_output_mi_thunk): Likewise.
105 (x86_function_profiler): Likewise.
106 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
107 (SYSV_ABI, MS_ABI): New constants.
109 (init_regs): Add prototype of function in regclass.c file.
110 (OVERRIDE_ABI_FORMAT): New.
111 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
112 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
113 (OUTGOING_REG_PARM_STACK_SPACE): New.
114 (ix86_reg_parm_stack_space): New prototype.
115 (CUMULATIVE_ARGS): Add call_abi member.
116 (machine_function): Add call_abi member.
117 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace TARGET_64BIT_MS_ABI
118 by DEFAULT_ABI compare to MS_ABI.
120 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
123 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
124 (avr_builtin_setjmp_frame_value): New function.
125 * config/avr/avr.md (nonlocal_goto_receiver): Define.
126 (nonlocal_goto): Define.
128 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
130 * config/mips/mips.c (mips_emit_loadgp): Return early if
131 there is nothing do to, otherwise emit a blockage if
132 !TARGET_EXPLICIT_RELOCS || crtl->profile.
133 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
135 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
137 * configure.ac: Drop unneeded backslash ending up in config.in.
138 * acinclude.m4: Likewise.
139 * config.in: Regenerate.
141 2008-05-26 Jan Hubicka <jh@suse.cz>
143 * predict.c (maybe_hot_frequency_p): Break out of...
144 (maybe_hot_bb_p): ... here.
145 (maybe_hot_edge_p): New.
146 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
147 * basic-block.h (maybe_hot_edge_p): Declare.
149 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
151 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
152 (*cmpfp_<mode>_cc): Ditto.
153 (*fp_jcc_8<mode>_387): Ditto.
154 (*fop_<MODEF:mode>_2_i387): Ditto.
155 (*fop_<MODEF:mode>_3_i387): Ditto.
156 (*fop_xf_2_i387): Ditto.
157 (*fop_xf_3_i387): Ditto.
159 2008-06-02 Tomas Bily <tbily@suse.cz>
161 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
163 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
165 * config/mips/mips.c (mips_valid_offset_p): New function.
166 (mips_valid_lo_sum_p): Likewise.
167 (mips_classify_address): Use them.
168 (mips_force_address): New function.
169 (mips_legitimize_address): Use it.
170 * config/mips/mips.md (MOVE128): New mode iterator.
171 (movtf): Require TARGET_64BIT. Remove empty strings.
172 (*movtf_internal): Rename to...
173 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
174 of "R" and use {,fp}{load,store} attributes instead of "multi".
175 Use a separate define_split.
176 (*movtf_mips16): New pattern.
178 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
180 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
181 * config/mips/mips.c (mips_expand_before_return): New function.
182 (mips_expand_epilogue): Call it.
183 * config/mips/mips.md (return): Turn into a define_expand.
186 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
188 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
189 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
190 functions. Do not emit uses and clobbers of CONCATs; individually
191 use and clobber their operands.
192 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
193 gen_clobber, emit_use and gen_use.
194 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
195 (expand_builtin_return): Likewise.
196 * cfgbuild.c (count_basic_blocks): Likewise.
197 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
198 * explow.c (emit_stack_restore): Likewise.
199 * expmed.c (extract_bit_field_1): Likewise.
200 * expr.c (convert_move, emit_move_complex_parts): Likewise.
201 (emit_move_multi_word, store_constructor): Likewise.
202 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
203 (thread_prologue_and_epilogue_insns): Likewise.
204 * lower-subreg.c (resolve_simple_move): Likewise.
205 * optabs.c (widen_operand, expand_binop): Likewise.
206 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
207 * reload.c (find_reloads): Likewise.
208 * reload1.c (eliminate_regs_in_insn): Likewise.
209 * stmt.c (expand_nl_goto_receiver): Likewise.
210 * config/alpha/alpha.md (builtin_longjmp): Likewise.
211 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
212 * config/arm/arm.c (arm_load_pic_register): Likewise.
213 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
214 * config/arm/arm.md (untyped_return): Likewise.
215 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
216 * config/avr/avr.c (expand_prologue): Likewise.
217 * config/bfin/bfin.c (do_unlink): Likewise.
218 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
219 * config/cris/cris.c (cris_expand_prologue): Likewise.
220 * config/darwin.c (machopic_indirect_data_reference): Likewise.
221 (machopic_legitimize_pic_address): Likewise.
222 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
223 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
224 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
225 (ix86_expand_convert_uns_didf_sse): Likewise.
226 (ix86_expand_vector_init_general): Likewise.
227 * config/ia64/ia64.md (eh_epilogue): Likewise.
228 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
229 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
230 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
231 (config/iq2000/iq2000.c): Likewise.
232 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
233 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
234 (builtin_longjmp): Likewise.
235 * config/mn10300/mn10300.md (call, call_value): Likewise.
236 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
237 * config/pdp11/pdp11.md (abshi2): Likewise.
238 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
239 * config/s390/s390.c (s390_emit_prologue): Likewise.
240 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
241 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
242 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
243 * config/sh/sh.c (prepare_move_operands): Likewise.
244 (output_stack_adjust, sh_expand_epilogue): Likewise.
245 (sh_set_return_address, sh_expand_t_scc): Likewise.
246 * config/sparc/sparc.c (load_pic_register): Likewise.
247 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
248 * config/spu/spu.c (spu_expand_epilogue): Likewise.
249 * config/v850/v850.c (expand_epilogue): Likewise.
251 2008-05-31 Anatoly Sokolov <aesok@post.ru>
253 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
254 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
255 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
256 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
257 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
258 stack pointer register.
259 (output_movhi): Remove code for interrupt specific writing to the
260 stack pointer register.
262 2008-05-31 Richard Guenther <rguenther@suse.de>
264 PR tree-optimization/34244
265 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
266 (tree_expr_nonzero_warnv_p): Likewise.
267 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
268 ssa_name_nonnegative_p.
269 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
270 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
271 not tree_expr_nonzero_warnv_p.
273 PR tree-optimization/36262
275 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
277 PR tree-optimization/34244
278 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
279 (record_numbers_of_iterations): New function.
280 (execute_vrp): Cache the numbers of iterations of loops.
281 * tree-scalar-evolution.c (scev_reset_except_niters):
283 (scev_reset): Use scev_reset_except_niters.
284 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
286 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
288 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
289 __WORKAROUND_RETS when appropriate.
291 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
293 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
294 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
296 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
297 *fop_df_comm_sse insn patterns using MODEF mode iterator.
298 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
299 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
300 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
301 *fop_df_1_mixed insn patterns using MODEF mode iterator.
302 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
303 *fop_df_1_sse insn patterns using MODEF mode iterator.
304 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
305 *fop_df_1_i387 insn patterns using MODEF mode iterator.
306 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
307 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
308 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
309 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
310 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
311 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
312 (*fop_xf_4_i387): Use <MODE> for mode attribute.
313 (*fop_xf_5_i387): Ditto.
314 (*fop_xf_6_i387): Ditto.
316 2008-05-30 Richard Guenther <rguenther@suse.de>
318 * builtins.c (build_string_literal): Avoid generating
319 a non-gimple_val result.
321 2008-05-30 DJ Delorie <dj@redhat.com>
323 * exec-tool.in: Use an environment variable (private) instead of a
324 file (shared) as a semaphore, so as to not break parallel builds.
326 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
328 * optabs.c (maybe_encapsulate_block): Remove.
329 (emit_libcall_block): Adjust accordingly.
330 * optabs.h (maybe_encapsulate_block): Remove prototype.
332 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
333 Don't use maybe_encapsulate_block.
335 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
337 * config/rs6000/rs6000.c (rs6000_legitimize_address,
338 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
339 rtx is a SYMBOL_REF before calling get_pool_constant.
341 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
343 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
345 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
347 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
348 rather than OS names to choose INO_T_EQ definition.
349 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
350 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
352 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
355 * config/darwin-f.c: New.
356 * config/t-darwin: Added rule to build darwin-f.o.
357 * config.gcc: Defined new variable, fortran_target_objs.
358 (*-*-darwin*): Set fortran_target_objs.
359 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
360 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
361 * configure: Regenerated.
363 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
366 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
367 canonical type if needed.
369 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
371 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
373 2008-05-29 Richard Guenther <rguenther@suse.de>
375 PR tree-optimization/36343
376 PR tree-optimization/36346
377 PR tree-optimization/36347
378 * tree-flow.h (clobber_what_p_points_to): Declare.
379 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
380 pointed-to variable is dereferenced is irrelevant to whether
381 the pointer can access the pointed-to variable.
382 (clobber_what_p_points_to): New function.
383 * tree-ssa-alias.c (set_initial_properties): Use it.
384 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
385 call clobber check for NMTs.
387 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
389 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
390 for printing gcov_type.
392 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
394 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
395 and the eh region information.
396 * value-prof.c (gimple_move_stmt_histograms): New function.
397 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
399 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
401 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
403 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
405 * value-prof.c (tree_ic_transform): Print counts.
406 * tree-profile.c (tree_gen_ic_func_profiler):
407 Clear __gcov_indreict_call_callee variable to avoid misattribution
410 2008-05-28 Rafael Espindola <espindola@google.com>
412 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
415 2008-05-28 Richard Guenther <rguenther@suse.de>
417 PR tree-optimization/36339
418 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
419 and clobbering code out of the loop.
421 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
423 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
426 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
427 s390_contiguous_bitmask_p, s390_symref_operand_p,
428 s390_check_symref_alignment, s390_reload_larl_operand,
429 s390_reload_symref_address): New functions.
430 (s390_branch_condition_mnemonic): Support compare and branch
432 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
434 (s390_secondary_reload): Add secondary reloads for unaligned
435 symbol refs or symbol refs to floating point or QI/TI mode
437 (legitimate_address_p): Accept symbol references as addresses.
438 (s390_expand_insv): Use rotate and insert selected bits
439 instruction for insv when building for z10.
440 (print_operand_address): Handle symbol ref addresses.
441 (print_operand): Output modifier 'c' added for signed byte values.
442 (s390_encode_section_info): Mark symbol refs with
443 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
445 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
446 (length attribute): RRF, RRR have 4 byte length.
447 (FPALL, INTALL): New mode iterators added.
448 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
449 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
450 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
451 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
452 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
453 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
454 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
455 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
457 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
458 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
459 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
460 reload<INTALL:mode><P:mode>_toreg_z10,
461 reload<FPALL:mode><P:mode>_tomem_z10,
462 reload<FPALL:mode><P:mode>_toreg_z10,
463 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
464 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
465 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
466 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
468 (movmem, clrmem, cmpmem): New splitters added.
470 * config/s390/predicates.md (larl_operand): Use
471 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
473 (s390_signed_integer_comparison,
474 s390_unsigned_integer_comparison): New predicates.
476 * config/s390/s390-protos.h (s390_check_symref_alignment,
477 s390_contiguous_bitmask_p, s390_reload_larl_operand,
478 s390_reload_symref_address,
479 s390_compare_and_branch_condition_mask): Prototypes added.
481 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
482 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
483 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
485 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
487 * config/s390/s390.c (z10_cost): New cost function for z10.
488 (s390_handle_arch_option, override_options): Support -march=z10 switch.
489 (s390_issue_rate): Adjust issue rate for z10.
490 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
491 (processor_flags): Add PF_Z10.
492 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
493 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
494 * gcc/config.gcc: Add z10.
496 2008-05-28 Richard Guenther <rguenther@suse.de>
498 PR tree-optimization/36291
499 * tree-flow. h (struct gimple_df): Remove var_anns member.
500 * tree-flow-inline.h (gimple_var_anns): Remove.
502 * tree-dfa.c (create_var_ann): Simplify.
503 (remove_referenced_var): Clear alias info from var_anns of globals.
504 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
505 (delete_tree_ssa): Clear alias info from var_anns of globals.
506 Do not free var_anns.
507 (var_ann_eq): Remove.
508 (var_ann_hash): Likewise.
510 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
512 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
513 and loongson2f entries.
514 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
515 * config/mips/mips.h (processor_type): Add Loongson-2E
516 and Loongson-2F entries.
517 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
518 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
519 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
520 * doc/invoke.texi (MIPS Options): Document loongson2e
521 and loongson2f processor names.
523 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
527 * config/i386/i386.c (ix86_function_arg_boundary): Use
528 alignment of canonical type.
529 (ix86_expand_vector_move): Check unaligned memory access for
532 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
534 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
535 Moved to the front of file.
537 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
538 H.J. Lu <hongjiu.lu@intel.com>
540 * dwarf2out.c (current_fde): New.
542 (lookup_cfa:): Likewise.
543 (dwarf2out_end_epilogue): Likewise.
544 (dwarf2out_note_section_used): Likewise.
546 2008-05-27 Michael Matz <matz@suse.de>
549 * c.opt (Wenum-compare): New warning option.
550 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
552 2008-05-27 Michael Matz <matz@suse.de>
555 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
557 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
558 into memory as tail calls.
560 2008-05-27 Richard Guenther <rguenther@suse.de>
562 PR tree-optimization/36339
563 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
564 pointers cause all addressable variables to be call clobbered.
566 2008-05-27 Richard Guenther <rguenther@suse.de>
568 PR tree-optimization/36245
569 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
571 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
573 * config/s390/s390.md: Replace all occurences of the 'm'
574 constraint with 'RT'.
576 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
578 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
580 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
582 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
583 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
584 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
586 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
588 * reload.c: (find_reloads): Skip alternatives according to the
589 "enabled" attribute. Constify the constraint variable.
590 * recog.c (get_attr_enabled): Add default implementation.
591 (extract_insn): Set the alternative_enabled_p array
592 in the recog_data struct.
593 (preprocess_constraints, constrain_operands): Skip
594 alternatives according to the "enabled" attribute
595 * recog.h (struct recog_data): New field alternative_enabled_p.
596 (skip_alternative): New inline function.
597 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
598 (record_reg_classes): Skip alternative according to the
601 * doc/md.texi: Add documention for the "enabled" attribute.
603 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
605 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
606 * postreload.c (reload_cse_simplify_operands): Replace 'm'
607 constraint with TARGET_MEM_CONSTRAINT.
608 * recog.c (asm_operand_ok, preprocess_constraints,
609 constrain_operands): Likewise.
610 * regclass.c (record_reg_classes): Likewise.
611 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
612 * reload1.c (maybe_fix_stack_asms): Likewise.
613 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
614 * recog.h: Adjust comment.
615 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
616 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
617 * doc/md.texi: Add a note to description of 'm' constraint.
618 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
620 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
622 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
623 that the bitfield is of integral type before testing its precision.
625 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
626 Sa Liu <saliu@de.ibm.com>
628 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
629 __modti3, __udivti3, __umodti3 and __udivmodti4.
630 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
631 that implement TImode mul and div functions.
632 * config/spu/multi3.c: New. Implement __multi3.
633 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
634 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
637 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
639 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
640 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
641 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
642 tls_sysv_suffix): New mode and mode attribute iterators.
643 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
644 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
645 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
646 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
647 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
650 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
652 PR tree-optimization/36329
653 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
654 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
655 * cgraphbuild.c (initialize_inline_failed): Use the latter
656 macro in lieu of the former.
657 * ipa-inline.c (cgraph_mark_inline): Likewise.
658 (cgraph_decide_inlining_of_small_function): Likewise.
659 (cgraph_decide_inlining): Likewise.
660 (cgraph_decide_inlining_incrementally): Likewise.
662 2008-05-26 Tristan Gingold <gingold@adacore.com>
663 Anatoly Sokolov <aesok@post.ru>
665 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
666 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
667 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
668 optimization for 'avr6' architecture.
670 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
673 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
675 2008-05-26 Richard Guenther <rguenther@suse.de>
677 * tree-ssa-sccvn.c (expr_has_constants): Declare.
678 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
680 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
683 * caller-save.c (insert_restore): Verify alignment of spill space.
684 (insert_save): Likewise.
685 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
686 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
687 (STACK_SLOT_ALIGNMENT): Likewise.
688 * function.c (LOCAL_ALIGNMENT): Removed.
689 (get_stack_local_alignment): New.
690 (assign_stack_local): Use it. Set alignment on stack slot.
691 (assign_stack_temp_for_type): Use get_stack_local_alignment.
692 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
693 (STACK_SLOT_ALIGNMENT): New.
694 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
695 stack slot in XFmode.
697 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
699 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
702 * config/i386/i386.md (allocate_stack_worker_64): Make sure
703 argument operand in rax isn't removed.
705 2008-05-26 Richard Guenther <rguenther@suse.de>
708 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
709 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
711 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
714 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
716 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
718 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
719 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
721 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
723 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
724 build a trampoline if we don't want one.
725 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
726 return zero for nested functions if we don't want a trampoline.
728 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
730 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
732 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
735 * c.opt: Removed undocumented option '-lang-fortran'.
736 * c-common.h: Removed global variable 'lang_fortran'.
737 * c-opts.c (c_common_handle_option): Removed code to handle
738 option '-lang-fortran'. Updated includes.
739 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
740 definition of '__GFORTRAN__'.
741 (define__GNUC__): Reimplemented to use BASEVER and
742 cpp_define_formatted.
743 (builtin_define_with_value_n): Removed.
744 * c-incpath.h: Renamed to ...
745 * incpath.h: ... this.
746 * c-incpath.c: Renamed to ...
747 * incpath.c: ... this. Updated includes.
748 * fix-header.c: Updated includes.
749 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
750 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
751 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
753 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
755 * tree.h: Update the table of flags used on tree nodes.
756 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
757 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
758 (FORCED_LABEL): Add access check.
759 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
760 (ASM_INPUT_P): Likewise.
761 (ASM_VOLATILE_P): Likewise.
762 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
763 (OMP_SECTION_LAST): Access private_flag directly.
764 (OMP_RETURN_NOWAIT): Likewise.
765 (OMP_PARALLEL_COMBINED): Likewise.
766 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
767 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
768 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
769 deprecated_flag directly.
771 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
773 * final.c (frame_pointer_needed): Removed.
774 * flags.h (frame_pointer_needed): Likewise.
776 * function.h (rtl_data): Add frame_pointer_needed.
777 (frame_pointer_needed): New.
779 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
781 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
783 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
785 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
788 2008-05-25 Alan Modra <amodra@bigpond.net.au>
790 * c-common.c (strip_array_types): Move function to..
792 (get_inner_array_type): Delete.
793 * c-common.h (strip_array_types): Move declaration to..
795 (get_inner_array_type): Delete.
796 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
797 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
798 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
799 * config/pa/pa.c (emit_move_sequence): Likewise.
801 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
803 * config/i386/i386.md (*sse_prologue_save_insn): Set length
806 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
808 * function.c: Include target hook for nonlocal_goto frame value.
810 2008-05-24 Richard Guenther <rguenther@suse.de>
812 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
813 variable can be only accessed through a pointer or a union.
815 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
817 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
818 * doc/extend.texi: Likewise.
820 2008-05-23 DJ Delorie <dj@redhat.com>
822 * config/m32c/jump.md (untyped_call): Add.
824 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
826 (m32c_address_cost): Detail costs for indirect offsets.
828 2008-05-23 Rafael Espindola <espindola@google.com>
830 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
831 if a node is a SUBREG.
832 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
835 2008-05-23 Paul Brook <paul@codesourcery.com>
836 Carlos O'Donell <carlos@codesourcery.com>
838 * doc/extend.texi: Clarify use of __attribute__((naked)).
839 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
840 * target.h (gcc_target): Add allocate_stack_slots_for_args.
841 * function.c (use_register_for_decl): Use
842 targetm.calls.allocate_stack_slots_for_args.
843 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
844 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
845 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
847 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
849 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
851 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
853 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
854 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
855 is only rounded once.
857 2008-05-23 Richard Guenther <rguenther@suse.de>
859 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
861 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
862 Jakub Jelinek <jakub@redhat.com>
865 * configure.ac: Handle --enable-cld.
866 * configure: Regenerated.
867 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
868 * config/i386/i386.h (struct machine_function): Add needs_cld field.
869 (ix86_current_function_needs_cld): New define.
870 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
871 (cld): New isns pattern.
872 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
873 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
874 * config/i386/i386.opt (mcld): New option.
875 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
876 TARGET_CLD and ix86_current_function_needs_cld.
877 (override_options): Use -mcld by default for 32-bit code if
880 * doc/install.texi (Options specification): Document --enable-cld.
881 * doc/invoke.texi (Machine Dependent Options)
882 [i386 and x86-64 Options]: Add -mcld option.
883 (Intel 386 and AMD x86-64 Options): Document -mcld option.
885 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
886 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
887 (return_in_memory_64): Likewise.
888 (return_in_memory_ms_64): Likewise.
890 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
892 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
893 * builtins.c (fold_builtin_fpclassify): New.
894 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
895 * builtins.def (BUILT_IN_FPCLASSIFY): New.
896 * c-common.c (handle_type_generic_attribute): Adjust to accept
897 fixed arguments before an elipsis.
898 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
899 * doc/extend.texi: Document __builtin_fpclassify.
901 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
903 * omp-low.c (gate_expand_omp_ssa): Remove.
904 (pass_expand_omp_ssa): Remove.
905 (gate_expand_omp): Do not check for flag_openmp_ssa.
906 * common.opt (-fopenmp-ssa): Remove.
907 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
909 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
911 * config/sh/sh.opt (mfixed-range): New option.
912 * config/sh/sh-protos.h (sh_fix_range): Declare.
913 * config/sh/sh.c (sh_fix_range): New function.
914 * config/sh/sh.h (sh_fixed_range_str): Declare.
915 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
917 * doc/invoke.texi (SH Options): Document -mfixed-range.
919 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
921 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
922 it before the redeclaration.
924 2008-05-22 Anatoly Sokolov <aesok@post.ru>
926 * config/avr/avr.c (get_sequence_length): Add new function.
927 (expand_prologue, expand_epilogue): Remove duplicate code.
929 2008-05-22 Rafael Espindola <espindola@google.com>
931 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
934 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
936 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
937 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
939 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
940 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
941 (vect_update_misalignment_for_peel): Likewise.
942 (vector_alignment_reachable_p): Likewise.
943 * tree-vect-transform.c (vectorizable_load): Likewise.
944 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
945 (get_vectype_for_scalar_type): Pass mode of scalar_type
946 to UNITS_PER_SIMD_WORD.
948 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
949 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
950 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
951 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
952 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
954 2008-05-22 Ira Rosen <irar@il.ibm.com>
956 PR tree-optimization/36293
957 * tree-vect-transform.c (vect_transform_strided_load): Don't check
958 if the first load must be skipped because of a gap.
960 2008-05-22 Richard Guenther <rguenther@suse.de>
962 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
963 more cases of offset disambiguation that is possible if
964 strict-aliasing rules apply.
965 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
966 for basic offset and type-based disambiguation.
968 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
970 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
971 ix86_expand_vector_set on V16QImode for SSE4.1.
973 2008-05-21 Tom Tromey <tromey@redhat.com>
975 * c.opt (Wimport): Mark as undocumented.
976 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
978 (Warning Options): Likewise.
979 * doc/cppopts.texi: Don't mention -Wimport.
981 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
983 PR tree-optimization/36287
984 PR tree-optimization/36286
985 * lambda-code.c (build_access_matrix): Do not use the loop->num
986 for computing the number of induction variables: use the loop depth
989 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
992 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
993 option -f(no-)leading-underscore.
995 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
997 * config/i386/i386.c (ix86_expand_vector_init_general): Use
998 GET_MODE_NUNITS (mode).
1000 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
1002 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
1003 (-mmulhw): Add 464 to description.
1004 (-mdlmzb): Likewise.
1005 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
1006 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
1008 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
1009 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
1010 * config/rs6000/rs6000.md: Update comments for 464.
1012 2008-05-21 Janis Johnson <janis187@us.ibm.com>
1014 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
1016 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1018 * config/i386/sse.md (vec_extractv4sf): Removed.
1019 (vec_extractv2df): Likewise.
1020 (vec_extractv2di): Likewise.
1021 (vec_extractv4si): Likewise.
1022 (vec_extractv8hi): Likewise.
1023 (vec_extractv16qi): Likewise.
1024 (vec_extract<mode>): New.
1026 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1028 * config/i386/sse.md (vec_setv4sf): Removed.
1029 (vec_setv2df): Likewise.
1030 (vec_setv2di): Likewise.
1031 (vec_setv4si): Likewise.
1032 (vec_setv8hi): Likewise.
1033 (vec_setv16qi): Likewise.
1034 (vec_set<mode>): New.
1036 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1038 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
1039 goto for vec_concat and vec_interleave.
1041 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1043 * config/i386/sse.md (vec_initv4sf): Removed.
1044 (vec_initv2df): Likewise.
1045 (vec_initv2di): Likewise.
1046 (vec_initv4si): Likewise.
1047 (vec_initv8hi): Likewise.
1048 (vec_initv16qi): Likewise.
1049 (vec_init<mode>): New.
1051 2008-05-21 Joseph Myers <joseph@codesourcery.com>
1053 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
1055 2008-05-21 Tom Tromey <tromey@redhat.com>
1057 * ggc-zone.c (lookup_page_table_if_allocated): New function.
1058 (zone_find_object_offset): Likewise.
1059 (gt_ggc_m_S): Likewise.
1060 (highest_bit): Likewise.
1061 * ggc-page.c (gt_ggc_m_S): New function.
1062 * stringpool.c (string_stack): Remove.
1063 (init_stringpool): Update.
1064 (ggc_alloc_string): Use ggc_alloc.
1065 (maybe_delete_ident): New function.
1066 (ggc_purge_stringpool): Likewise.
1067 (gt_ggc_m_S): Remove.
1068 * ggc-common.c (ggc_protect_identifiers): New global.
1069 (ggc_mark_roots): Call ggc_purge_stringpool. Use
1070 ggc_protect_identifiers.
1071 * ggc.h (ggc_protect_identifiers): Declare.
1072 (gt_ggc_m_S): Update.
1073 (ggc_purge_stringpool): Declare.
1074 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
1075 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
1077 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
1079 2008-05-21 David S. Miller <davem@davemloft.net>
1081 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
1084 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
1086 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
1089 2008-05-20 David Daney <ddaney@avtrex.com>
1091 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
1092 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
1093 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1094 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1095 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
1096 (atomic_hiqi_op): New define_code_iterator.
1097 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
1098 mips_expand_compare_and_swap_12.
1099 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
1100 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
1101 (sync_<optab><mode>, sync_old_<optab><mode>,
1102 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1103 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
1104 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
1105 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
1106 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
1107 (test_and_set_12): New insn.
1108 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
1109 sync_new_<optab><mode>, sync_old_nand<mode>,
1110 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
1111 clobber to operand 0 for SI and DI mode insns.
1112 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
1113 mips_gen_fn_4): New typedefs.
1114 (mips_gen_fn_ptrs): Define new union type.
1115 (mips_expand_compare_and_swap_12): Remove declaration.
1116 (mips_expand_atomic_qihi): Declare function.
1117 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
1118 (mips_expand_atomic_qihi): ... this. Use new generator function
1120 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
1121 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
1122 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
1123 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
1124 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
1125 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
1126 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
1127 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
1128 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
1129 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
1132 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
1134 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
1137 2008-05-20 Anatoly Sokolov <aesok@post.ru>
1139 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
1140 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
1141 (avr_attribute_table): Add 'OS_main' function attribute.
1142 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
1143 functions with 'OS_main' attribute.
1145 2008-05-20 Richard Guenther <rguenther@suse.de>
1147 PR tree-optimization/35204
1148 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
1149 helper, split out from ...
1150 (DFS): ... here. Make the DFS walk non-recursive.
1152 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
1153 Jan Sjodin <jan.sjodin@amd.com>
1155 PR tree-optimization/36181
1156 * tree-parloops.c (loop_has_vector_phi_nodes): New.
1157 (parallelize_loops): Don't parallelize when the loop has vector
1160 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1161 Sebastian Pop <sebastian.pop@amd.com>
1163 * tree-loop-linear.c (gather_interchange_stats): Look in the access
1164 matrix, and never look at the tree representation of the memory
1166 (linear_transform_loops): Computes parameters and access matrices.
1167 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
1169 (access_matrix_get_index_for_parameter): New.
1170 * tree-data-ref.h (struct access_matrix): New.
1171 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
1172 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
1173 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
1174 am_vector_index_for_loop): New.
1175 (struct data_reference): Add field access_matrix.
1176 (DR_ACCESS_MATRIX): New.
1177 (compute_data_dependences_for_loop): Update declaration.
1178 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
1179 * lambda.h (lambda_vector_vec_p): Declared.
1180 * lambda-code.c: Depend on pointer-set.h.
1181 (lambda_collect_parameters_from_af, lambda_collect_parameters,
1182 av_for_af_base, av_for_af, build_access_matrix,
1183 lambda_compute_access_matrices): New.
1184 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
1186 2008-05-20 Joseph Myers <joseph@codesourcery.com>
1188 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
1191 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1192 Sebastian Pop <sebastian.pop@amd.com>
1194 PR tree-optimization/36206
1195 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
1197 (instantiate_scev_1): Rename flags to fold_conversions.
1198 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
1199 outeside instantiation_loop.
1200 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
1201 (evolution_function_is_affine_or_constant_p): Removed.
1202 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
1204 (analyze_siv_subscript): Pass in the loop nest number.
1205 Call evolution_function_is_affine_in_loop instead of
1206 evolution_function_is_affine_p.
1207 (analyze_overlapping_iterations): Pass in the loop nest number.
1209 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1210 Sebastian Pop <sebastian.pop@amd.com>
1212 PR tree-optimization/36206
1213 * tree-chrec.h (chrec_fold_op): New.
1214 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
1217 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
1219 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
1221 (remove_duplicates): Do not set inode on non-inode systems.
1224 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
1226 * config.gcc (tm_file): Update comments about relative pathnames.
1228 2008-05-20 Richard Guenther <rguenther@suse.de>
1230 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
1231 * tree-ssa-sccvn.c (process_scc): Likewise.
1232 * tree-ssa-sink.c (execute_sink_code): Likewise.
1233 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
1234 * tree-vrp.c (process_assert_insertions): Likewise.
1235 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
1236 (perform_tree_ssa_dce): Likewise.
1237 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1238 (dump_dominator_optimization_stats): Likewise.
1239 * tree-vectorizer.c (vectorize_loops): Likewise.
1241 2008-05-20 Richard Guenther <rguenther@suse.de>
1243 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
1245 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
1247 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
1248 (ix86_i386elf_return_in_memory): Likewise.
1249 (ix86_i386interix_return_in_memory): Likewise.
1250 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
1251 (SUBTARGET_RETURN_IN_MEMORY): New.
1252 * config/i386/i386elf.h: Likewise.
1253 * config/i386/ptx4-i.h: Likewise.
1254 * config/i386/sol2-10.h: Likewise.
1255 * config/i386/sysv4.h: Likewise.
1256 * config/i386/vx-common.h: Likewise.
1257 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
1258 * config/i386/i386.c (ix86_return_in_memory): Made static and
1259 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
1260 (ix86_i386elf_return_in_memory): Removed.
1261 (ix86_i386interix_return_in_memory): Removed.
1262 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
1263 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
1265 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
1267 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
1269 2008-05-19 Xinliang David Li <davidxl@google.com>
1271 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
1273 * common.opt: Ditto.
1274 * doc/invoke.texi: Ditto.
1276 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
1278 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
1279 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
1281 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1283 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
1284 sizes of operand array from 8/4 to 4/2.
1285 (ix86_expand_vector_init_general): Change size of operand array
1286 from 32 to 16. Remove op0, op1 and half_mode.
1288 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1290 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
1291 (ix86_expand_vector_init_interleave): Likewise.
1292 (ix86_expand_vector_init_general): Use them. Assert
1293 word_mode == SImode when n_words == 4.
1295 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
1297 * config/i386/i386.c (ix86_secondary_reload): New static function.
1298 (TARGET_SECONDARY_RELOAD): New define.
1299 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1300 * config/i386/i386.md (reload_outqi): Remove.
1302 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1305 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
1306 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
1307 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
1308 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
1309 (fold_builtin_1): Likewise.
1310 * builtins.def (BUILT_IN_ISINF_SIGN): New.
1311 c-common.c (check_builtin_function_arguments): Handle
1312 BUILT_IN_ISINF_SIGN.
1313 * doc/extend.texi: Document __builtin_isinf_sign.
1314 * fold-const.c (operand_equal_p): Handle COND_EXPR.
1316 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
1318 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
1319 EH cleanup at the end of the pass, search for those that have been
1320 turned into forwarder blocks and do the cleanup on their successor.
1322 2008-05-18 Richard Guenther <rguenther@suse.de>
1324 * tree-cfg.c (verify_gimple_expr): Allow conversions from
1325 pointers to sizetype and vice versa.
1327 2008-05-18 Xinliang David Li <davidxl@google.com>
1329 * gcc/tree-ssa-dce.c: Coding style fix.
1330 (check_pow): Documentation comment.
1331 (check_log): Documenation comment. Coding style fix.
1332 (is_unnecessary_except_errno_call): Ditto.
1333 (gen_conditions_for_pow): Ditto.
1334 (gen_conditions_for_log): Ditto.
1335 (gen_shrink_wrap_conditions): Ditto.
1336 (shrink_wrap_one_built_in_calls): Ditto.
1337 * gcc/doc/invoke.texi: Better documentation string.
1338 * ChangeLog: Fix wrong change log entries from
1339 May 17 checkin on function call DCE.
1341 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
1343 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
1345 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1347 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
1348 * df-problems.c (simulation routines): Fixed block comment to
1349 properly say how to add forwards scanning functions.
1351 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1353 * tree-inline.c (setup_one_parameter): Remove dead code.
1355 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1357 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
1358 a BIT_AND_EXPR only for an INTEGER_TYPE.
1360 2008-05-17 Xinliang David Li <davidxl@google.com>
1362 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
1363 (check_pow, check_log, is_unnecessary_except_errno_call): New
1364 functions to check for eliminating math functions that are pure
1365 except for setting errno.
1366 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
1367 general condition expressions for shrink-wrapping pow/log calls.
1368 (gen_shrink_wrap_conditions): Ditto.
1369 (shrink_wrap_one_built_in_call): Ditto.
1370 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
1371 (mark_operand_necessary): If debugging, output if OP is necessary.
1372 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
1374 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
1376 * gcc/common.opt: New user flag -ftree-builtin-dce.
1377 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
1379 2008-05-16 David S. Miller <davem@davemloft.net>
1381 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
1382 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1384 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
1387 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
1389 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1391 * ifcvt.c (dead_or_predicable): Rename
1392 df_simulate_one_insn_backwards to df_simulate_one_insn.
1393 * recog.c (peephole2_optimize): Ditto.
1394 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
1396 * df.h: Rename df_simulate_one_insn_backwards to
1397 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
1398 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
1399 scanning of defs and uses.
1400 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
1401 (df_simulate_one_insn_forwards): Removed.
1403 2008-05-16 Doug Kwan <dougkwan@google.com>
1405 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
1407 (real_from_string): Handle NaNs and Inf as approriate.
1409 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
1411 * doc/gty.texi (Source Files Containing Type Information): Note
1412 that headers should appear first in the gtfiles list.
1414 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1416 * tree.def (COND_EXEC): Properly documented this code.
1418 2008-05-16 Diego Novillo <dnovillo@google.com>
1420 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
1421 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
1424 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1426 * tree-ssa-dse (max_stmt_uid): Removed.
1427 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
1428 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
1429 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
1430 * function.h (cfun.last_stmt_uid): New field.
1431 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
1432 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
1434 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
1435 (create_stmt_ann): Initialize the ann->uid field.
1436 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
1438 * tree-flow.h (renumber_gimple_stmt_uids): New function.
1440 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
1442 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
1443 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
1444 (init_empty_tree_cfg): Call it.
1446 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1448 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
1451 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1453 * doc/invoke.text (-fdump-tree-*-verbose): New option.
1454 * tree-dump.c (dump_options): New verbose option.
1455 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
1457 * tree-pass.h (TDF_VERBOSE): New dump flag.
1458 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
1459 (tree-flow.h): Added include.
1460 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
1462 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
1464 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
1466 From Jie Zhang <jie.zhang@analog.com>
1467 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1468 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
1469 mcpu=bf561-none and mcpu=bf561-0.2.
1470 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1471 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
1472 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1473 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
1474 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
1475 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
1476 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
1478 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
1479 (cputype_selected): Remove.
1480 (bfin_handle_option): Don't use cputype_selected.
1481 (override_options): When no mcpu option, enable all workarounds.
1482 Don't use bfin_workarounds.
1483 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
1485 (DEFAULT_CPU_TYPE): Don't define.
1487 2008-05-16 Richard Guenther <rguenther@suse.de>
1489 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
1490 on deletion of the last stmt.
1492 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1494 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
1495 V8HImode for SSE2 and V16QImode for SSE4.1.
1497 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1499 * cgraph.h (compute_inline_parameters): Made public.
1500 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
1501 variable_generate_summary, function_write_summary,
1502 variable_write_summary, variable_read_summary. Added generate_summary,
1503 write_summary, read_summary.
1504 * cgraphunit.c (cgraph_process_new_functions): Changed call from
1505 pass_ipa_inline.function_generate_summary, to
1506 compute_inline_parameters.
1507 * ipa-inline.c (compute_inline_parameters): Made public and added
1509 (compute_inline_parameters_for_current): New function.
1510 (pass_inline_param): Now calls compute_inline_parameters_for_current.
1511 (inline_generate_summary): Removed parameter and made to loop over
1513 (pass_ipa_inline): Updated for new IPA_PASS structure.
1514 * passes.c (execute_ipa_summary_passes): Now is called once per
1515 pass rather than once per node*pass.
1517 2008-05-15 Anatoly Sokolov <aesok@post.ru>
1519 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
1520 avr_have_mul_p, avr_asm_only_p): Remove variables.
1521 (avr_override_options): Remove initialization of removed variables.
1522 (avr_file_start): Convert removed variables to fields of
1523 'struct base_arch_s *avr_current_arch'.
1524 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
1525 (AVR_HAVE_MUL): (Ditto.).
1526 (AVR_HAVE_MOVW): (Ditto.).
1527 (AVR_HAVE_LPMX): (Ditto.).
1528 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
1529 avr_asm_only_p): Remove declaration.
1531 2008-05-15 Diego Novillo <dnovillo@google.com>
1533 * config/arm/arm.c (arm_return_in_memory): Fix return type.
1534 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
1536 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
1539 * combine.c (check_conversion): Rename back to check_promoted_subreg.
1540 Don't call record_truncated_value from here.
1541 (record_truncated_value): Turn it into a for_each_rtx callback.
1542 (record_truncated_values): New function.
1543 (combine_instructions): Call note_uses with record_truncated_values.
1544 Change name of check_conversion to check_promoted_subreg.
1546 2008-05-15 Janis Johnson <janis187@us.ibm.com>
1548 * doc/sourcebuild.texi: Document support for torture tests.
1550 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1552 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
1553 to alternative 4 of operand 2.
1555 2008-05-15 Richard Guenther <rguenther@suse.de>
1557 * tree-pass.h (current_pass): Declare.
1558 (get_pass_for_id): Likewise.
1559 * passes.c (passes_by_id, passes_by_id_size): New globals.
1560 (set_pass_for_id): New function.
1561 (get_pass_for_id): Likewise.
1562 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
1563 (execute_function_todo): Flush per function statistics.
1564 * toplev.c (compile_file): Init statistics.
1565 (general_init): Do early statistics initialization.
1566 (finalize): Finish statistics.
1567 * statistics.h (statistics_early_init): Declare.
1568 (statistics_init): Likewise.
1569 (statistics_fini): Likewise.
1570 (statistics_fini_pass): Likewise.
1571 (statistics_counter_event): Likewise.
1572 (statistics_histogram_event): Likewise.
1573 * statistics.c: New file.
1574 * Makefile.in (OBJS-common): Add statistics.o.
1575 (statistics.o): Add dependencies.
1576 * doc/invoke.texi (-fdump-statistics): Document.
1578 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
1580 (execute_pre): Use statistics_counter_event.
1581 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
1582 (substitute_and_fold): Increment it. Use statistics_counter_event.
1584 2008-05-15 Diego Novillo <dnovillo@google.com>
1586 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
1588 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
1589 * tree-ssa-alias.c (new_type_alias): Remove references to
1590 sub-variables from comment.
1591 * tree-ssa-operands.c (swap_tree_operands): Likewise.
1593 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1595 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
1596 attribute to 1 only for insertps alternative.
1598 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1600 * config/bfin/bfin.md (loadbytes): New pattern.
1601 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
1602 (bfin_init_builtins): Initialize it.
1603 (bdesc_1arg): Add it.
1605 2008-05-15 Sa Liu <saliu@de.ibm.com>
1607 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
1608 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
1609 * testsuite/lib/target-supports.exp: Add
1610 check_effective_target_fortran_integer_16.
1612 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1614 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
1615 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
1616 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
1617 (TARGET_RETURN_IN_MEMORY): Define.
1619 2008-05-15 Richard Guenther <rguenther@suse.de>
1622 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
1623 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
1624 represent unmodifiable vars.
1626 2008-05-15 Richard Guenther <rguenther@suse.de>
1628 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
1629 INDIRECT_REF and TARGET_MEM_REF.
1630 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1633 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1634 H.J. Lu <hongjiu.lu@intel.com>
1636 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
1637 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
1638 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
1639 insn alternatives. Add missing alternatives.
1640 (*vec_concatv2di_rex64_sse4_1): Likewise.
1641 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
1642 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
1645 2008-05-15 Richard Guenther <rguenther@suse.de>
1647 PR tree-optimization/36009
1648 PR tree-optimization/36204
1649 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
1650 (determine_invariantness_stmt): Record the loop a store is
1652 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
1655 2008-05-15 Richard Guenther <rguenther@suse.de>
1657 PR tree-optimization/34330
1658 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
1659 through the pointer will alias the SMT.
1661 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
1663 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
1665 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
1667 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
1669 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1670 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1672 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
1673 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
1674 (vashl_optab): New optab for vector/vector shifts.
1675 (vashr_optab): Ditto.
1676 (vlshr_optab): Ditto.
1677 (vrotl_optab): Ditto.
1678 (vrotr_optab): Ditto.
1679 (optab_subtype): New enum for optab_for_tree_code call.
1680 (optab_for_tree_code): Add enum optab_subtype argument.
1682 * optabs.c (optab_for_tree_code): Take an additional argument to
1683 distinguish between a vector shift by a scalar and vector shift by
1684 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
1685 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
1686 vector shift by a vector.
1687 (expand_widen_pattern_expr): Pass additional argument to
1688 optab_for_tree_code.
1690 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
1691 vrotl_optab, vrotr_optab.
1693 * expr.c (expand_expr_real_1): Update calls to
1694 optab_for_tree_code to distinguish between vector shifted by a
1695 scalar and vector shifted by a vector.
1696 * tree-vectorizer.c (supportable_widening_operation): Ditto.
1697 (supportable_narrowing_operation): Ditto.
1698 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
1699 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
1700 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
1701 (vect_create_epilog_for_reduction): Ditto.
1702 (vectorizable_reduction): Ditto.
1703 (vectorizable_operation): Ditto.
1704 (vect_strided_store_supported): Ditto.
1705 (vect_strided_load_supported): Ditto.
1706 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1707 * expmed.c (expand_shift): Ditto.
1709 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
1711 (ashr@var{m}3): Ditto.
1712 (vashl@var{m}3): Document new vector/vector shift standard name.
1713 (vashr@var{m}3): Ditto.
1714 (vlshr@var{m}3): Ditto.
1715 (vrotl@var{m}3): Ditto.
1716 (vrotr@var{m}3): Ditto.
1718 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
1719 (PPERM_INVERT): Ditto.
1720 (PPERM_REVERSE): Ditto.
1721 (PPERM_REV_INV): Ditto.
1722 (PPERM_ZERO): Ditto.
1723 (PPERM_ONES): Ditto.
1724 (PPERM_SIGN): Ditto.
1725 (PPERM_INV_SIGN): Ditto.
1726 (PPERM_SRC1): Ditto.
1727 (PPERM_SRC2): Ditto.
1729 * config/i386/sse.md (mulv2di3): Add SSE5 support.
1730 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
1731 allows a memory operand to be the value being added, and split it
1732 to improve vectorization.
1733 (sse5_pmacsdqh_mem): Ditto.
1734 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
1735 (sse5_mulv2div2di3_high): Ditto.
1736 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
1737 (vec_pack_trunc_v4si): Ditto.
1738 (vec_pack_trunc_v2di): Ditto.
1739 (sse5_pcmov_<mode>): Remove code that tried to use use
1740 andps/andnps instead of pcmov.
1741 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
1742 pmacsdqh instructions.
1743 (vec_widen_smult_lo_v4si): Ditto.
1745 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
1746 (PPERM_INVERT): Ditto.
1747 (PPERM_REVERSE): Ditto.
1748 (PPERM_REV_INV): Ditto.
1749 (PPERM_ZERO): Ditto.
1750 (PPERM_ONES): Ditto.
1751 (PPERM_SIGN): Ditto.
1752 (PPERM_INV_SIGN): Ditto.
1753 (PPERM_SRC1): Ditto.
1754 (PPERM_SRC2): Ditto.
1755 (ix86_expand_sse_movcc): Move the SSE5 test after the if
1757 (ix86_expand_int_vcond): If SSE5 generate all possible integer
1759 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
1760 says ignore whether the last reference is a memory operand.
1762 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1763 Paolo Bonzini <bonzini at gnu dot org>
1765 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
1768 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
1769 (vlshr<mode>3): Rename from vlshr<mode>3.
1770 (vashr<mode>3): Rename from vashr<mode>3.
1771 (mulv4sf3): Change the names of vector shift patterns.
1775 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
1778 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
1803 * config/spu/spu.md (v): New iterator macro to add v for vector types.
1804 (floatunssidf2_internal): Change vector/vector shift names.
1805 (floatunsdidf2_internal): Ditto.
1812 (vashl<mode>3): Rename from ashl<mode>3.
1813 (vashr<mode>3): Rename from ashr<mode>3.
1814 (vlshr<mode>3): Rename from lshr<mode>3.
1815 (vrotl<mode>3): Rename from rotl<mode>3.
1817 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1820 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
1821 multiply gives the wrong value when doing widening multiplies.
1822 (vec_widen_smult_lo_v4si): Ditto.
1824 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1826 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
1827 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
1828 emit_library_call_value.
1829 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
1830 * tree.h (ECF_LIBCALL_BLOCK): Removed.
1831 * calls.c (initialize_argument_information, precompute_arguments,
1832 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
1833 (precompute_arguments): Removed flags parameter.
1834 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
1836 2008-05-14 Richard Guenther <rguenther@suse.de>
1838 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
1839 Make sure to register the store if the use is a PHI_NODE.
1841 2008-05-14 Olivier Hainque <hainque@adacore.com>
1843 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1844 memory if the component is to be referenced in BLKmode according
1845 to get_inner_reference.
1847 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
1849 * calls.c (emit_library_call_value_1): Restore code clearing
1850 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
1852 2008-05-14 Olivier Hainque <hainque@adacore.com>
1853 Nicolas Roche <roche@adacore.com>
1855 * configure.ac: Add support for a "gcc_subdir" variable in
1856 config-lang.in, to denote a subdirectory where the language/GCC
1857 integration files are to be found.
1858 * configure: Regenerate.
1860 2008-05-14 Ira Rosen <irar@il.ibm.com>
1862 PR tree-optimization/36098
1863 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
1864 value for the first load in the group in case of a gap.
1865 (vect_build_slp_tree): Check that there are no gaps in loads.
1867 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1869 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
1870 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
1871 expand_copysign_bit, ): Change call to emit_no_conflict_block to
1872 emit_insn and remove unneeded code to construct extra args.
1873 (emit_no_conflict_block): Removed.
1874 * optabls.h: (emit_no_conflict_block): Removed.
1875 * cse.c (cse_extended_basic_block): Remove search for
1876 REG_NO_CONFLICT note.
1877 * global.c: Removed incorrect comment added in revision 117.
1878 * expr.c (convert_move): Change call to emit_no_conflict_block to
1880 * recog.c: Change comments so that they do not mention
1882 * local_alloc.c (combine_regs): Removed last parameter.
1883 (no_conflict_p): Removed.
1884 (block_alloc): Removed note, no_conflict_combined_regno and set
1885 local vars. Removed all code to process REG_NO_CONFLICT blocks.
1886 (combine_regs): Removed already_dead and code to look for
1887 REG_NO_CONFLICT notes.
1888 * lower_subreg (remove_retval_note): Removed code to look for
1889 REG_NO_CONFLICT block.
1890 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
1891 (resolve_clobber): Remove code to process libcalls that have
1892 REG_NO_CONFLICT notes.
1893 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
1895 * combine.c (can_combine_p, distribute_notes): Removed
1896 REG_NO_CONFLICT case.
1897 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
1899 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
1900 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
1902 * reg-notes.def (NO_CONFLICT): Removed.
1904 2008-05-14 David S. Miller <davem@davemloft.net>
1906 * config/sparc/sparc.c (sparc_profile_hook): If
1907 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
1908 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
1909 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1911 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
1913 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
1915 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
1918 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
1919 and op1 expansion before vector concat to have less live pseudos.
1921 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
1923 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
1924 ix86_expand_vector_set if supported.
1926 2008-05-13 Diego Novillo <dnovillo@google.com>
1927 Kenneth Zadeck <zadeck@naturalbridge.com>
1929 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
1931 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
1932 phinodes_print_statistics, init_ssanames, fini_ssanames,
1933 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
1934 release_ssa_name, release_defs, replace_ssa_name_symbol,
1935 ssanames_print_statistics): Move ...
1936 * tree-flow.h: ... here.
1937 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
1938 Use FN instead of cfun.
1939 (make_ssa_name_fn): Rename from make_ssa_name.
1940 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
1941 * tree-flow-inline.h (make_ssa_name): Move from
1942 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
1943 * omp-low.c (expand_omp_parallel):
1944 * tree-flow-inline.h (redirect_edge_var_map_result):
1945 * tree-ssa.c (init_tree_ssa): Add argument FN.
1946 Use it instead of cfun. Update all users.
1948 2008-05-13 Tom Tromey <tromey@redhat.com>
1950 PR preprocessor/22168:
1951 * doc/cpp.texi (Top): Update menu.
1952 (Alternatives to Wrapper #ifndef): New node.
1953 (Other Directives): Document deprecation.
1954 (Obsolete Features): Remove menu.
1955 (Assertions): Merge node into Obsolete Features.
1956 (Obsolete once-only headers): Move earlier; rename to Alternatives
1958 * doc/cppopts.texi: Update.
1959 * c.opt (Wdeprecated): Enable for C and ObjC.
1960 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
1961 (C++ Dialect Options): Move -Wno-deprecated from here to...
1962 (Warning Options): ... here.
1964 2008-05-13 Richard Guenther <rguenther@suse.de>
1967 * fold-const.c (fold_sign_changed_comparison): Do not allow
1968 changes in pointer-ness.
1970 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1973 * config/sh/sh.c (sh_expand_prologue): Don't clear
1974 RTX_FRAME_RELATED_P for push insns.
1976 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
1978 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
1980 2008-05-12 Anatoly Sokolov <aesok@post.ru>
1982 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
1983 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
1984 Use 'machine->is_leaf' instead of 'leaf_func_p'.
1986 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
1988 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
1989 (*vec_concatv4sf_sse): This.
1990 (*sse2_concatv2si): Renamed to ...
1991 (*vec_concatv2si_sse2): This.
1992 (*sse1_concatv2si): Renamed to ...
1993 (*vec_concatv2si_sse): This.
1994 (*vec_concatv2di_rex): Renamed to ...
1995 (*vec_concatv2di_rex64): This.
1996 (*vec_concatv2si_sse4_1): New.
1997 (*vec_concatv2di_rex64_sse4_1): Likewise.
1999 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
2001 PR rtl-optimization/36111
2002 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
2003 that was created for swappable operands.
2005 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
2008 * Makefile.in: Substitute GNATMAKE and GNATBIND.
2009 * configure.ac: Add call to ACX_PROG_GNAT.
2011 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
2013 * optc-gen.awk: Fix comment typo.
2015 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2017 * pretty-print.c (pp_integer_with_precision): Use
2018 HOST_LONG_LONG_FORMAT.
2020 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
2022 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
2024 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
2026 * config/i386/i386.c (bdesc_ptest): Removed.
2027 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
2028 (bdesc_args): Add __builtin_ia32_ptestz128,
2029 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
2030 (ix86_init_mmx_sse_builtins): Updated.
2031 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
2032 (ix86_expand_builtin): Updated.
2034 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
2036 * tree-cfg.c (valid_fixed_convert_types_p): New function.
2037 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
2039 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
2041 * value-prof.c (interesting_stringop_to_profile): Do not
2042 return early for BUILT_IN_MEMPCPY.
2044 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
2046 * calls.c (expand_call): Don't use callgraph to increase
2047 preferred_stack_boundary.
2049 * cgraph.h (cgraph_rtl_info): Use unsigned on
2050 preferred_incoming_stack_boundary.
2052 * final.c (rest_of_clean_state): Use unsigned on
2053 preferred_stack_boundary.
2055 2008-05-09 Tom Tromey <tromey@redhat.com>
2057 PR preprocessor/22231:
2058 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
2061 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
2063 PR tree-optimization/36129
2064 * tree-ssa-ccp.c: Include value-prof.h.
2065 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
2066 built-in function was folded to a constant.
2067 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
2069 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
2070 Sebastian Pop <sebastian.pop@amd.com>
2072 * tree-scalar-evolution.c: Document instantiate_scev.
2073 (instantiate_parameters_1): Renamed instantiate_scev_1.
2074 Don't use the same loop for instantiation_loop and evolution_loop.
2075 (instantiate_scev): New.
2076 (instantiate_parameters): Moved...
2077 (resolve_mixers): Update call to instantiate_scev_1 to pass the
2078 same loop twice. Maintains the semantics for this function.
2079 * tree-scalar-evolution.h (instantiate_scev): Declare.
2080 (instantiate_parameters): ...here. Now static inline.
2081 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
2082 instead of resolve_mixers.
2084 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2086 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
2088 2008-05-09 Tomas Bily <tbily@suse.cz>
2090 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
2091 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
2092 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2093 * c-common.c (c_common_truthvalue_conversion): Likewise.
2094 * tree-object-size.c (compute_object_offset): Likewise.
2095 * tree-inline.c (estimate_num_insns_1): Likewise.
2096 * varasm.c (const_hash_1, compare_constant, copy_constant)
2097 (compute_reloc_for_constant, output_addressed_constants)
2098 (initializer_constant_valid_p): Likewise.
2099 * c-omp.c (check_omp_for_incr_expr): Likewise.
2100 * gimplify.c (gimplify_expr): Likewise.
2101 * c-typeck.c (c_finish_return): Likewise.
2102 * tree-vectorizer.c (supportable_widening_operation)
2103 (supportable_narrowing_operation): Likewise.
2104 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
2105 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
2106 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
2107 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
2108 (descr_info_loc): Likewise.
2109 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2110 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
2111 (fold_unary): Likewise.
2112 * builtins.c (get_pointer_alignment): Likewise.
2113 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
2114 (instantiate_parameters_1): Likewise.
2115 * tree.c (expr_align, stabilize_reference): Likewise.
2116 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
2117 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
2118 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
2119 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2120 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
2121 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
2123 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
2124 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
2125 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
2126 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
2127 (forward_propagate_comparison)
2128 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2129 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
2130 * emit-rtl.c (component_ref_for_mem_expr)
2131 (set_mem_attributes_minus_bitpos): Likewise.
2132 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
2133 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
2135 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
2136 (build_function_call, pointer_diff, build_compound_expr)
2137 (c_finish_return): Likewise.
2138 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
2139 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
2141 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
2142 * expr.c (is_aligning_offset): Likewise.
2143 * tree-ssa-alias.c (is_escape_site): Likewise.
2144 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
2145 (check_all_va_list_escapes): Likewise.
2146 * tree-ssa-loop-ivopts.c (determine_base_object)
2147 (determine_common_wider_type): Likewise.
2148 * dojump.c (do_jump): Likewise.
2149 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
2150 * tree-gimple.c (is_gimple_cast): Likewise.
2151 * fold-const.c (decode_field_reference, )
2152 (fold_sign_changed_comparison, fold_unary, fold_comparison)
2153 (fold_binary): Likewise.
2154 * tree-ssa-alias-warnings.c (find_alias_site_helper)
2155 (already_warned_in_frontend_p): Likewise.
2156 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
2157 * tree.c (really_constant_p, get_unwidened): Likewise.
2158 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
2159 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
2160 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
2162 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
2164 (CONVERT_EXPR_P): Define.
2165 (CASE_CONVERT): Define.
2167 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
2170 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
2171 (delete_unmarked_insns): When deleting a call, call
2172 delete_unreachable_blocks.
2173 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2174 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
2176 2008-05-08 Richard Guenther <rguenther@suse.de>
2178 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
2179 (-ftree-salias): Likewise.
2180 (salias-max-implicit-fields): Remove param documentation.
2181 (salias-max-array-elements): Likewise.
2182 * tree-pass.h (pass_create_structure_vars): Remove.
2183 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2184 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2185 * tree-ssa-alias.c (create_structure_vars): Remove.
2186 (gate_structure_vars): Likewise.
2187 (pass_create_structure_vars): Likewise.
2188 (gate_build_alias): Likewise.
2189 (pass_build_alias): Adjust to run always and dump the function.
2190 * common.opt (ftree-salias): Hide.
2191 * passes.c (init_optimization_passes): Remove
2192 pass_create_structure_vars, adjust comment.
2193 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2194 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2195 * opts.c (decode_options): Do not set flag_tree_salias.
2196 (common_handle_option): Add OPT_ftree_salias to the backward
2197 compatibility section.
2199 2008-05-08 Richard Guenther <rguenther@suse.de>
2201 * tree-flow-inline.h (var_can_have_subvars): Move ...
2202 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
2203 * tree-flow.h (var_can_have_subvars): Remove.
2204 (push_fields_onto_fieldstack): Remove.
2205 (sort_fieldstack): Likewise.
2206 (struct fieldoff): Move ...
2207 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
2208 alias_set and base_for_components fields.
2209 (sort_fieldstack): Make static.
2210 (push_fields_onto_fieldstack): Likewise. Remove code that
2211 handles anything but RECORD_TYPEs. Remove alias_set and
2212 base_for_components handling.
2213 (create_variable_info_for): Adjust.
2215 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
2217 * common.opt (Wframe-larger-than=): Shorten the help message
2219 * doc/invoke.texi (Wframe-larger-than=): Add more description.
2221 2008-05-08 Rafael Espindola <espindola@google.com>
2223 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
2225 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
2226 trap and that both operands are gimple values.
2227 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
2228 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
2231 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2233 * read-rtl.c (join_c_conditions): Return the first string if the
2234 two strings are equal.
2236 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2238 * gensupport.h (pred_data): Add a "num_codes" field.
2239 (add_predicate_code): Declare.
2240 * gensupport.c (add_predicate_code): New function.
2241 (std_pred_table): Add an "allows_const_p" field.
2242 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
2243 Remove the (incomplete) list of such codes from the codes field.
2244 (init_predicate_table): Use add_predicate_code. Add all
2245 RTX_CONST_OBJs if allows_const_p is true.
2246 * genrecog.c (process_define_predicate): Use add_predicate_code.
2248 2008-05-08 David Daney <ddaney@avtrex.com>
2249 Richard Sandiford <rsandifo@nildram.co.uk>
2251 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
2252 special case of constant zero operands.
2253 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
2254 old and new values. Special case constant zero values.
2255 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
2257 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
2258 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
2260 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
2263 * simplify-rtx.c (simplify_plus_minus): Create CONST of
2264 similar RTX_CONST_OBJ before CONST_INT.
2266 2008-05-08 Steve Ellcey <sje@cup.hp.com>
2268 * stmt.c (expand_stack_restore): Change sa mode if needed.
2270 2008-05-08 Richard Guenther <rguenther@suse.de>
2272 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
2273 return type to bool.
2274 (ix86_sol10_return_in_memory): Likewise.
2275 (ix86_i386elf_return_in_memory): Likewise.
2276 (ix86_i386interix_return_in_memory): Likewise.
2277 * config/i386/i386.c (ix86_return_in_memory): Likewise.
2278 (ix86_sol10_return_in_memory): Likewise.
2279 (ix86_i386elf_return_in_memory): Likewise.
2280 (ix86_i386interix_return_in_memory): Likewise.
2282 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2285 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
2287 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
2288 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
2291 2008-05-08 Richard Guenther <rguenther@suse.de>
2293 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
2294 * tree-data-ref.h (struct dr_alias): Remove subvars field.
2295 (DR_SUBVARS): Remove.
2296 * tree-dfa.c (dump_subvars_for): Remove.
2297 (debug_subvars_for): Likewise.
2298 (dump_variable): Do not dump subvars.
2299 (remove_referenced_var): Do not remove subvars.
2300 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
2301 (lookup_subvars_for_var): Remove.
2302 (get_subvars_for_var): Likewise.
2303 (get_subvars_at): Likewise.
2304 (get_first_overlapping_subvar): Likewise.
2305 (overlap_subvar): Likewise.
2306 * tree-flow.h (subvar_t): Remove.
2307 (struct var_ann_d): Remove subvars field.
2308 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
2309 argument. Remove special handling of SFTs.
2310 (compute_tag_properties): Likewise.
2311 (set_initial_properties): Likewise.
2312 (compute_call_clobbered): Likewise.
2313 (count_mem_refs): Likewise.
2314 (compute_memory_partitions): Likewise.
2315 (compute_flow_insensitive_aliasing): Likewise.
2316 (setup_pointers_and_addressables): Likewise.
2317 (new_type_alias): Likewise.
2318 (struct used_part): Remove.
2319 (used_portions): Likewise.
2320 (struct used_part_map): Likewise.
2321 (used_part_map_eq): Likewise.
2322 (used_part_map_hash): Likewise.
2323 (free_used_part_map): Likewise.
2324 (up_lookup): Likewise.
2325 (up_insert): Likewise.
2326 (get_or_create_used_part_for): Likewise.
2327 (create_sft): Likewise.
2328 (create_overlap_variables_for): Likewise.
2329 (find_used_portions): Likewise.
2330 (create_structure_vars): Likewise.
2331 * tree.def (STRUCT_FIELD_TAG): Remove.
2332 * tree.h (MTAG_P): Adjust.
2333 (struct tree_memory_tag): Remove base_for_components and
2334 unpartitionable flags.
2335 (struct tree_struct_field_tag): Remove.
2336 (SFT_PARENT_VAR): Likewise.
2337 (SFT_OFFSET): Likewise.
2338 (SFT_SIZE): Likewise.
2339 (SFT_NONADDRESSABLE_P): Likewise.
2340 (SFT_ALIAS_SET): Likewise.
2341 (SFT_UNPARTITIONABLE_P): Likewise.
2342 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
2343 (union tree_node): Remove sft field.
2344 * alias.c (get_alias_set): Remove special handling of SFTs.
2345 * print-tree.c (print_node): Remove handling of SFTs.
2346 * tree-dump.c (dequeue_and_dump): Likewise.
2347 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2348 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
2349 * tree-predcom.c (set_alias_info): Do not set subvars.
2350 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
2351 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
2352 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
2353 (add_vars_for_offset): Remove.
2354 (add_virtual_operand): Remove special handling of SFTs.
2355 (add_call_clobber_ops): Likewise.
2356 (add_call_read_ops): Likewise.
2357 (get_asm_expr_operands): Likewise.
2358 (get_modify_stmt_operands): Likewise.
2359 (get_expr_operands): Likewise.
2360 (add_to_addressable_set): Likewise.
2361 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
2362 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2363 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
2364 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
2365 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
2366 (tree_node_structure): Likewise.
2367 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
2369 (find_what_p_points_to): Likewise.
2371 2008-05-08 Sa Liu <saliu@de.ibm.com>
2373 * config/spu/spu.md: Fixed subti3 pattern.
2375 2008-05-08 Richard Guenther <rguenther@suse.de>
2378 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2379 sure to create a representative for trailing arrays for PTA.
2381 2008-05-08 Richard Guenther <rguenther@suse.de>
2384 * fold-const.c (operand_equal_p): Two objects which types
2385 differ in pointerness are not equal.
2387 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2389 * calls.c (compute_argument_block_size): Add argument tree fndecl.
2390 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
2391 (emit_library_call_value_1): Add new variable fndecl initialized by
2392 NULL_TREE. It should be the decl type of orgfun, but this information
2393 seems not to be available here, so it uses the default calling abi.
2394 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
2395 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
2396 by TARGET_RETURN_IN_MEMORY.
2397 * config/i386/i386-interix.h: Likewise.
2398 * config/i386/i386.h: Likewise.
2399 * config/i386/i386elf.h: Likewise.
2400 * config/i386/ptx4-i.h: Likewise.
2401 * config/i386/sol2-10.h: Likewise.
2402 * config/i386/sysv4.h: Likewise.
2403 * config/i386/vx-common.h: Likewise.
2404 * config/cris/cris.h: Removed #if 0 clause.
2405 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
2406 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
2408 (ix86_sol10_return_in_memory): Likewise.
2409 (ix86_i386elf_return_in_memory): New.
2410 (ix86_i386interix_return_in_memory): New.
2411 * config/mt/mt-protos.h (mt_return_in_memory): New.
2412 * config/mt/mt.c: Likewise.
2413 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
2414 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
2415 * config/bfin/bfin.h: Likewise.
2416 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
2418 * config/bfin/bfin.c: Likewise.
2419 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
2420 * config/alpha/unicosmk.h: Likewise.
2421 * config/i386/cygming.h: Likewise.
2422 * config/iq2000/iq2000.h: Likewise.
2423 * config/mips/mips.h: Likewise.
2424 * config/mn10300/mn10300.h: Likewise.
2425 * config/rs6000/rs6000.h: Likewise.
2426 * config/score/score.h: Likewise.
2427 * config/spu/spu.h: Likewise.
2428 * config/v850/v850.h: Likewise.
2429 * defaults.h: Likewise.
2430 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
2431 * expr.c (emit_block_move): Adjust use of
2432 OUTGOING_REG_PARM_STACK_SPACE.
2433 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
2434 OUTGOING_REG_PARM_STACK_SPACE.
2435 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
2437 2008-05-08 Jakub Jelinek <jakub@redhat.com>
2439 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
2440 on OMP_RETURN for OMP_FOR.
2443 * dwarf2out.c (dw_expand_expr, common_check): Removed.
2444 (fortran_common): New function.
2445 (gen_variable_die): Call fortran_common instead of common_check,
2446 adjust for it returning tree instead of rtx. Formatting.
2448 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2452 * see.c (see_copy_insn): Copy new pure const attributes for new call.
2453 * c-decl.c (merge_decls): Ditto.
2454 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
2455 to RTL_CONST_OR_PURE_CALL_P.
2456 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
2457 Initialized DECL_LOOPING_CONST_PURE.
2458 (process_call_operands): Set tree_side_effects properly.
2459 * tree.h (TREE_READONLY_DECL_P): Removed.
2460 (DECL_IS_PURE): Renamed to DECL_PURE_P.
2461 (DECL_LOOPING_OR_CONST_P): New macro.
2462 (struct tree_function_decl): Added looping_const_or_pure_p.
2464 (ECF_LOOPING_OR_CONST_P): New macro.
2465 * rtlanal.c (pure_const_p): Removed.
2466 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
2467 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
2468 to RTL_CONST_CALL_P.
2469 * ipa-pure-const.c (pure_const_state_e): Added looping field.
2470 (check_decl, check_tree, check_call, scan_function): Initialize
2472 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
2473 (static_execute): Set looping true for recursive functions.
2474 Undo setting state to IPA_NEITHER for recursive functions.
2476 * ifcvt.c (noce_can_store_speculate_p): Changed
2477 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
2478 RTL_CONST_OR_PURE_CALL_P.
2479 * dse.c (scan_insn): Ditto.
2480 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
2481 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
2482 RTL_CONST_OR_PURE_CALL_P.
2483 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
2484 pure_call_p to RTL_CONST_CALL_P.
2485 * gimplify.c (gimplify_call_expr): Clear side effects for
2486 non-looping pure and constant calls.
2487 * calls.c (emit_call_1): Set rtl flags from ecf flags.
2488 (flags_from_decl_or_type): Set ecf flags from decl flags.
2489 (initialize_argument_information): Turn off
2490 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
2491 Change const to pure if callee_copies is true rather than just
2493 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
2494 way of marking pure calls.
2495 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
2496 Remove hack that was supposed to fix pr7335 and remove old
2497 way of marking pure calls.
2498 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
2499 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
2500 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
2501 RTL_CONST_OR_PURE_CALL_P.
2502 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
2503 * loop-invariant.c (find_exits, find_invariant_bb): Changed
2504 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
2505 * sched-deps.c (schedule_analyze): Ditto.
2506 * rtl.h (struct rtx_def): Use call field, unchanging field, and
2507 return_val field of calls to represent pure and const function info.
2508 (CONST_OR_PURE_CALL_P): Deleted macro.
2509 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2510 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
2511 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
2513 * tree-optimize.c (execute_fixup_cfg): Added test for
2514 ECF_LOOPING_CONST_OR_PURE.
2515 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
2517 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
2518 effects for looping pure or const calls.
2519 (verify_gimple_expr): Added verification code.
2520 * config/alpha/alpha.c (alpha_legitimize_address,
2521 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
2523 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
2524 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
2525 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
2526 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
2527 RTL_CONST_OR_PURE_CALL_P.
2528 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
2529 and const calls to be deleted.
2531 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2534 * config/i386/mmx.md (mmx_subv2sf3): New expander.
2535 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
2536 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
2537 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2538 to handle nonimmediate operands.
2539 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
2540 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
2541 to handle nonimmediate operands.
2542 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
2543 (mmx_pmulhrwv4hi3): New expander. Use
2544 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2545 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
2546 (sse2_umulv1siv1di3): New expander. Use
2547 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2548 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
2549 (mmx_eq<mode>3): New expander. Use
2550 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2551 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
2552 (mmx_uavgv8qi3): New expander. Use
2553 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2554 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
2555 (mmx_uavgv4hi3): New expander. Use
2556 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2558 * config/i386/sse.md
2559 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
2560 to handle nonimmediate operands.
2561 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
2562 to handle nonimmediate operands.
2563 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
2564 to handle nonimmediate operands.
2565 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
2566 to handle nonimmediate operands.
2567 (sse2_unpckhpd_exp): New expander. Use
2568 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2569 (sse2_unpcklpd_exp): New expander. Use
2570 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2571 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
2572 to handle nonimmediate operands.
2573 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
2574 to handle nonimmediate operands.
2575 (*sse2_<plusminus_insn><mode>3): Rename from
2576 sse2_<plusminus_insn><mode>3 insn pattern.
2577 (sse2_<plusminus_insn><mode>3): New expander. Use
2578 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2579 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
2580 (sse2_umulv2siv2di3): New expander. Use
2581 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2582 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
2583 (sse4_1_mulv2siv2di3): New expander. Use
2584 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2585 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
2586 (sse2_pmaddwd): New expander. Use
2587 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2588 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
2589 (sse2_eq<mode>3): New expander. Use
2590 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2591 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
2592 (sse4_1_eqv2di3): New expander. Use
2593 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2594 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2595 (sse2_uavgv16qi3): New expander. Use
2596 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2597 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2598 (sse2_uavgv16qi3): New expander. Use
2599 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2600 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
2601 (sse2_uavgv8hi3): New expander. Use
2602 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2603 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
2604 (ssse3_pmulhrswv8hi3): New expander. Use
2605 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2606 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
2607 (ssse3_pmulhrswv4hi3): New expander. Use
2608 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2610 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
2611 (<sse>_vmmul<mode>3): Ditto.
2612 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
2614 (ssse3_pmaddubsw128): Use register_operand for operand 1.
2615 (ssse3_pmaddubsw): Ditto.
2617 * config/i386/i386.c (struct_builtin_description)
2618 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
2619 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
2620 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
2621 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
2622 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
2623 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
2624 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
2625 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
2626 (ix86_fixup_binary_operands): Assert that src1
2627 and src2 must have the same mode when swapped.
2628 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
2629 and ix86_binary_operator_ok. Do not force operands in registers
2632 2008-05-07 Jan Hubicka <jh@suse.cz>
2634 * cgraph.c (dump_cgraph_node): Update.
2635 * cgraph.h (cgraph_local_info): Break out inline summary.
2636 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
2638 * ipa-inline (inline_summary): New accestor function.
2639 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
2640 cgraph_decide_inlining, compute_inline_parameters): Update.
2641 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
2643 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2645 Cleanup ColdFire scheduling support and add V4 pipeline model.
2647 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
2648 (define_attr cpu): Add cfv4 value.
2649 (define_attr type, define_attr type1): Merge into a single 'type'
2650 attribute. Update all uses.
2651 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
2652 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
2654 (define_attr opx_mem, define_attr opy_mem): Remove.
2655 (define_attr op_mem): Clean up, update comment.
2656 (define_attr size): Use specific values instead of general int.
2657 (define_attr guess, define_attr split): Remove. Update all uses.
2658 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
2659 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
2660 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
2661 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
2662 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
2663 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
2664 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
2665 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
2666 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
2667 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
2668 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
2669 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
2670 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
2671 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
2672 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
2673 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
2674 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
2675 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
2676 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
2677 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
2678 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
2679 Update or set attributes.
2680 (stack_tie): New fake instruction.
2682 * config/m68k/m68k.h (TUNE_CFV4): New macro.
2683 (m68k_sched_attr_size): Update declaration.
2684 (m68k_sched_attr_type2): Remove.
2685 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
2686 Declare new bypass predicates.
2688 * config/m68k/m68k.c (m68k_sched_issue_rate,
2689 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
2691 (TARGET_SCHED_ISSUE_RATE,
2692 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
2693 (override_options): Handle scheduling for ColdFire V4 core.
2694 (m68k_expand_prologue): Emit stack_tie.
2695 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
2696 'OP_TYPE_FPN'. Update all uses.
2697 (sched_guess_p): Remove.
2698 (sched_address_type): Handle symbolic addresses.
2699 (sched_get_operand): New static function.
2700 (sched_operand_type): Merge into sched_attr_op_type.
2701 (sched_attr_op_type): Handle FP registers, handle quick constants,
2703 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
2704 (m68k_sched_attr_size): Update. Move logic to ...
2705 (sched_get_attr_size_int): New static function.
2706 (sched_get_opxy_mem_type): New static function.
2707 (m68k_sched_attr_op_mem): Update.
2708 (m68k_sched_attr_type2): Remove.
2709 (sched_cfv4_bypass_data): New static variable.
2710 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
2711 (m68k_sched_issue_rate): Implement scheduler hook.
2712 (struct _sched_ib: enabled_p): New field.
2713 (m68k_sched_variable_issue): Update. Handle V4.
2714 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
2715 sched_dump_class_func_t, sched_dump_split_class,
2716 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
2717 sched_dump_dfa_class, m68k_sched_dump): Remove.
2718 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
2720 (m68k_sched_init_global): Remove statisctics dumping, introduce
2721 sanity check that all instructions have pipeline reservations. Handle
2723 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2724 Handle ColdFire V4 core.
2725 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
2726 New static functions.
2727 (m68k_sched_address_bypass_p): New bypass predicate.
2728 (sched_get_indexed_address_scale): New static function.
2729 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
2731 * cf.md: Update comments.
2732 (define_attr type2): Remove. Use 'type' attribute instead.
2734 (cf_ib): Rename to cfv123_ib. Update all uses.
2735 (cf_oep): Rename to cfv123_oep. Update all uses.
2736 (cf_chr): Rename to cfv123_chr. Update all uses.
2737 (cf_mem): Rename to cfv123_mem. Update all uses.
2738 (cf_mac): Move to more appropriate place.
2739 (cfv123_guess): New automaton and cpu_unit.
2740 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
2741 Update uses of 'size' attribute. Handle before reload scheduling.
2742 (cfv123_guess): New dummy reservation for unhandled instructions.
2743 (cfv4_*): Pipeline description of ColdFire V4 core.
2744 (ignore): New reservation to handle 'ignore' type.
2746 2008-05-07 Ian Lance Taylor <iant@google.com>
2749 * gimplify.c (find_single_pointer_decl_1): Don't look through
2751 (find_single_pointer_decl): Adjust comments.
2753 2008-05-07 Jakub Jelinek <jakub@redhat.com>
2756 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
2757 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
2760 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
2761 integral type rather than floating point, then VIEW_CONVERT_EXPR
2762 to the floating point type.
2764 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2766 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
2767 TFmode op0 to register.
2769 2008-05-07 Alan Modra <amodra@bigpond.net.au>
2771 * c-decl.c (grokdeclarator): Comment typo.
2773 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
2775 * tree-flow.h: Remove prototype for computed_goto_p.
2776 * tree-cfg.c (computed_goto_p): Make static.
2778 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
2781 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
2782 (contains_aligned_value_p): This. Handle _Decimal128.
2783 (ix86_function_arg_boundary): Only align _Decimal128 to its
2784 natural boundary and handle it properly.
2786 2008-05-06 Martin Jambor <mjambor@suse.cz>
2788 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
2789 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
2790 (ipcp_method_set_orig_node): Removed.
2791 (ipcp_cval_get_cvalue_type): Removed.
2792 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
2793 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
2794 (ipcp_cval_set_cvalue_type): Removed.
2795 (ipcp_cval_get_cvalue): Removed.
2796 (ipcp_cval_set_cvalue): Removed.
2797 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
2798 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
2799 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
2800 (ipcp_cval_meet): Renamed to ipa_lattice_meet
2801 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
2802 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
2803 (ipcp_get_ith_lattice): Changed parameters.
2804 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
2805 (ipcp_lattice_from_jfunc): Changed parameters.
2806 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
2807 (ipcp_method_cval_print): Added temporary variable info.
2808 (ipcp_redirect): Removed already unused local variable caller.
2809 (ipcp_redirect): New temporary variable orig_callee_info
2810 (ipcp_redirect): Removed newly unused local variable callee.
2811 (ipcp_redirect): Removed (a bit confusing) local variable type.
2812 (ipcp_insert_stage): Added local variable info.
2813 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
2815 (ipcp_formal_create): Removed.
2816 (ipcp_method_cval_set): Removed.
2817 (ipcp_propagate_stage): Renamed lattice variables.
2818 (ipcp_method_cval_set_cvalue_type): Removed.
2819 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
2820 (ipcp_print_all_lattices): Changed printed strings to refer to
2821 lattices rather than cvals.
2822 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
2823 (ipcp_propagate_const): Changed formal parameters.
2824 (build_const_val): Changed formal parameters.
2825 (ipcp_insert_stage): Removed useless variable cvalue
2826 (build_const_val): Changed formal parameters.
2827 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
2828 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
2829 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
2830 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
2831 (ipcp_print_func_profile_counts): Changed string from "method" to
2833 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
2834 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
2835 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
2836 (ipcp_structures_print): Renamed to ipcp_print_all_structures
2837 (ipcp_profile_print): Renamed to ipcp_print_profile_data
2838 (ipcp_lat_is_const): Changed parameters and made inline.
2839 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
2840 (ipcp_redirect): Renamed to ipcp_need_redirect_p
2841 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
2842 the predicate condition directly
2843 (ipcp_propagate_stage): Added local variable args. Removed local
2844 variable callee. (Both are mere code simplifications.)
2845 (ipcp_method_dont_insert_const): Renamed to
2846 ipcp_node_not_modifiable_p.
2847 (ipcp_node_not_modifiable_p): Made inline.
2848 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
2849 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
2850 (ipcp_print_all_lattices): Removed variable cvalue
2851 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
2854 2008-05-06 Olivier Hainque <hainque@adacore.com>
2856 * tree-sra.c (try_instantiate_multiple_fields): Early return
2857 if field has POINTER_TYPE.
2859 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
2861 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
2862 by using 'q' specifier for instruction.
2863 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
2865 2008-05-06 Anatoly Sokolov <aesok@post.ru>
2867 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2868 Change mode of zero_extract from QImode to HImode.
2869 (sign bit tests peepholes): (Ditto.).
2871 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
2873 * config/i386/mmx.md: Remove double backslashes from asm templates.
2874 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
2875 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2876 to handle nonimmediate operands.
2877 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
2878 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2879 to handle nonimmediate operands.
2880 (*mmx_<code>v2sf3_finite): New insn pattern.
2881 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
2882 (mmx_<code>v2sf3): New expander. Use
2883 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2884 (mmx_<plusminus_insn><mode>3): New expander. Use
2885 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2886 (*mmx_<plusminus_insn><mode>3): New insn pattern.
2887 (mmx_add<mode>3): Removed.
2888 (mmx_ssadd<mode>3): Ditto.
2889 (mmx_usadd<mode>3): Ditto.
2890 (mmx_sub<mode>3): Ditto.
2891 (mmx_sssub<mode>3): Ditto.
2892 (mmx_ussub<mode>3): Ditto.
2893 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
2894 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
2895 to handle nonimmediate operands.
2896 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
2898 (mmx_smulv4hi3_highpart): New expander. Use
2899 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2900 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
2902 (mmx_umulv4hi3_highpart): New expander. Use
2903 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2904 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
2905 (mmx_<code>v4hi3): New expander. Use
2906 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2907 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
2908 (mmx_<code>v8qi3): New expander. Use
2909 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2910 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
2911 (mmx_<code><mode>3): New expander. Use
2912 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2914 2008-05-05 Jan Hubicka <jh@suse.cz>
2916 PR tree-optimization/36118
2917 * passes.c (pass_init_dump_file): Fix dump header.
2919 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2922 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
2923 VCE for function decls.
2925 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2927 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
2929 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2931 * config/i386/i386.md (sat_plusminus): New.
2932 (plusminus_insn): Likewise.
2933 (plusminus_mnemonic): Likewise.
2935 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
2936 (*<addsub><mode>3_cc_overflow): Renamed to ...
2937 (*<plusminus_insn><mode>3_cc_overflow): This.
2938 (*<addsub>si3_zext_cc_overflow): Renamed to ...
2939 (*<plusminus_insn>si3_zext_cc_overflow): This.
2941 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
2942 (<plusminus_insn><mode>3): This.
2943 (*<addsub><mode>3): Renamed to ...
2944 (*<plusminus_insn><mode>3): This.
2945 (<sse>_vm<addsub><mode>3): Renamed to ...
2946 (<sse>_vm<plusminus_insn><mode>3): This.
2947 (sse3_h<addsub>v4sf3): Renamed to ...
2948 (sse3_h<plusminus_insn>v4sf3): This.
2949 (sse3_h<addsub>v2df3): Renamed to ...
2950 (sse3_h<plusminus_insn>v2df3): This.
2951 (<plusminus_insn><mode>3): New.
2952 (*<plusminus_insn><mode>3): Likewise.
2953 (sse2_<plusminus_insn><mode>3): Likewise.
2954 (add<mode>): Removed.
2955 (*add<mode>3): Likewise.
2956 (sse2_ssadd<mode>3): Likewise.
2957 (sse2_usadd<mode>3): Likewise.
2958 (sub<mode>3): Likewise.
2959 (*sub<mode>3): Likewise.
2960 (sse2_sssub<mode>3): Likewise.
2961 (sse2_ussub<mode>3): Likewise.
2963 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
2965 * gthr-single.h: Add in required interface elements as per gthr.h.
2966 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
2967 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
2968 Generalize UNUSED macro.
2969 (__gthread_once): Add.
2970 (__gthread_key_create): Add.
2971 (__gthread_key_delete): Add.
2972 (__gthread_getspecific): Add.
2973 (__gthread_setspecific): Add.
2975 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
2977 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
2978 the same size types for the indirect reference on the rhs, then
2981 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
2983 * config/i386/i386.md
2984 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
2985 one insn template instead of template series.
2986 (*xordi_1_rex64): Ditto.
2987 (*xordi_2_rex64): Ditto.
2989 2008-05-05 Ira Rosen <irar@il.ibm.com>
2991 PR tree-optimization/36119
2992 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
2995 2008-06-04 Jan Hubicka <jh@suse.cz>
2997 tree-optimization/36100
2998 * tree-pass.h (pass_O0_always_inline): Declare.
2999 * ipa-inline.c (inline_transform): Remove dead code.
3000 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
3001 pass_O0_always_inline): New.
3002 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
3004 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
3006 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
3007 mnemonic in this_param move for TARGET_64BIT.
3009 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
3011 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
3012 (*strmovsi_rex_1): Ditto.
3013 (*strsetsi_1): Ditto.
3014 (*strsetsi_rex_1): Ditto.
3016 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
3017 adddicc expanders using SWI mode iterator.
3019 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
3022 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
3025 2008-05-04 David S. Miller <davem@davemloft.net>
3027 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
3028 (sparc*-*-linux*): Use linux.h in tm_file.
3029 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
3030 compiler defaulting to 32-bit.
3031 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
3033 * config/sparc/linux.h: Remove definitions now obtained
3034 properly from linux.h
3035 * config/sparc/linux64.h: Likewise.
3036 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
3037 don't want this setting for 32-bit builds in a biarch compiler.
3038 * doc/install.texi: Add sparc-linux to list of targets
3039 supporting --enable-targets=all.
3041 2008-05-03 Andrew Pinski <pinskia@gmail.com>
3043 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
3045 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
3047 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
3048 after V4SI_FTYPE_V8HI.
3049 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
3050 case V4SI_FTYPE_V2DF.
3052 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
3054 * doc/invoke.texi (max-flow-memory-locations): Removed.
3055 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
3057 2008-05-03 Richard Guenther <rguenther@suse.de>
3060 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
3062 2008-05-02 David S. Miller <davem@davemloft.net>
3064 * config.gcc (need_64bit_hwint): Document libcpp dependency.
3066 2008-05-02 Simon Baldwin <simonb@google.com>
3069 * c-common.h (warn_array_subscript_range): Removed.
3070 * c-common.c (warn_array_subscript_range): Ditto.
3071 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
3072 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
3074 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3076 * config/i386/i386.c (ix86_special_builtin_type): New.
3077 (bdesc_special_args): Likewise.
3078 (ix86_expand_special_args_builtin): Likewise.
3079 (ix86_init_mmx_sse_builtins): Updated.
3080 (ix86_expand_builtin): Updated.
3081 (ix86_expand_store_builtin): Removed.
3082 (ix86_expand_unop_builtin): Likewise.
3084 * config/i386/mm3dnow.h (__v2sf): Moved to ...
3085 * config/i386/mmintrin.h (__v2sf): Here.
3087 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
3089 (_mm_loadl_pi): Likewise.
3090 (_mm_storeh_pi): Replace __v2si with __v2sf.
3091 (_mm_storel_pi): Likewise.
3093 * doc/extend.texi: Correct __builtin_ia32_loadhps,
3094 __builtin_ia32_loadlps, __builtin_ia32_storehps,
3095 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
3096 __builtin_ia32_loadlpd.
3098 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3100 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
3101 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
3102 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
3103 (ix86_init_mmx_sse_builtins): Updated.
3104 (ix86_expand_args_builtin): Likewise.
3105 (ix86_expand_builtin): Likewise.
3106 (ix86_expand_unop1_builtin): Renamed to ...
3107 (ix86_expand_unop_vec_merge_builtin): This.
3109 2008-05-01 Jan Hubicka <jh@suse.cz>
3112 * ipa-inline.c (inline_generate_summary): Make static.
3113 (inline_transform): Do not call inlining at -O0; make static.
3114 * passes.c (execute_todo): Add sanity check.
3115 (execute_one_ipa_transform_pass): Execute proper flags.
3117 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
3119 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
3120 (DECL_NONADDRESSABLE_P): Likewise.
3121 * alias.c (record_component_aliases): Fix comment.
3123 2008-05-01 Simon Baldwin <simonb@google.com>
3125 * c-common.h (warn_array_subscript_range): New function.
3126 * c-common.c (warn_array_subscript_range): Ditto.
3127 * tree-vrp.c (check_array_ref): Corrected code to agree with
3128 comment, ignoring only arrays of size 0 or size 1.
3129 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
3131 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3133 * config/i386/i386.c (ix86_builtin_type): Replace
3134 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
3135 (bdesc_args): Updated.
3136 (ix86_init_mmx_sse_builtins): Likewise.
3137 (ix86_expand_args_builtin): Likewise.
3139 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
3142 * doc/extend.texi: Correct __builtin_ia32_palignr.
3144 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3147 * config/i386/i386.c (bdesc_crc32): Removed.
3148 (ix86_expand_crc32): Likewise.
3149 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
3150 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
3151 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
3152 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
3153 UINT_FTYPE_UINT_UCHAR.
3154 (bdesc_args): Updated. Add crc32 builtins.
3155 (ix86_init_mmx_sse_builtins): Updated.
3156 (ix86_expand_args_builtin): Updated to support subreg.
3158 * doc/extend.texi: Correct __builtin_ia32_crc32di.
3160 2008-05-01 Jan Hubicka <jh@suse.cz>
3162 * tree-pass.h (opt_pass): Add IPA_PASS.
3163 (varpool_node, cgraph_node): Forward declare.
3164 (ipa_opt_pass): Define.
3165 (pass_ipa_inline): Turn into ipa_opt_pass.
3166 (pass_apply_inline): Remove.
3167 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
3168 (apply_inline): Turn into ....
3169 (inline_transform): ... this one.
3170 (inline_generate_summary): New function.
3171 (pass_apply_inline): Remove.
3172 * function.h (ipa_opt_pass): Forward declare structure; typedef;
3174 (struct function): Add ipa_transforms_to_apply.
3175 * passes.c (register_one_dump_file): Work on IPA_PASS.
3176 (init_optimization_passes): Remove pass_inline_parameters and
3178 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
3179 (execute_one_pass) ... here; apply transforms when possible.
3180 (add_ipa_transform_pass, execute_ipa_summary_asses,
3181 execute_one_ipa_transform_pass): New.
3182 (execute_ipa_pass_list): Update for IPA_PASS type.
3184 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3186 * config/i386/i386.c (ix86_builtin_type): Add
3187 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
3188 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
3189 (bdesc_args): Add SSE4a builtins.
3190 (ix86_init_mmx_sse_builtins): Updated.
3191 (ix86_expand_args_builtin): Likewise.
3192 (ix86_expand_builtin): Likewise.
3194 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3196 * config/i386/i386.c (ix86_builtin_type): Add
3197 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
3198 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
3199 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
3200 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
3201 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
3202 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
3203 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
3204 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
3205 and DI_FTYPE_DI_DI_INT.
3206 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
3207 (ix86_init_mmx_sse_builtins): Updated.
3208 (ix86_expand_args_builtin): Likewise.
3209 (ix86_expand_builtin): Likewise.
3210 (ix86_expand_binop_imm_builtin): Removed.
3212 * doc/extend.texi: Correct __builtin_ia32_palignr128.
3214 2008-04-30 Richard Guenther <rguenther@suse.de>
3216 PR tree-optimization/32921
3217 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
3219 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
3221 * config/arm/arm.c (arm_unwind_emit): Use
3222 crtl->all_throwers_are_sibcalls instead of
3223 cfun->all_throwers_are_sibcalls.
3224 (arm_output_fn_unwind): Likewise.
3225 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
3226 instead of cfun->uses_pic_offset_table.
3227 (frv_expand_prologue): Likewise.
3228 (frv_frame_pointer_required): Likewise.
3229 (frv_expand_fdpic_call): Likewise.
3230 (frv_emit_movsi): Likewise.
3231 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
3232 cfun->returns_pcc_struct instead of
3233 current_function_returns_pcc_struct.
3234 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
3235 instead of cfun->calls_eh_return.
3236 (m32c_pushm_popm): Likewise.
3237 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
3238 "extern" declaration.
3240 2008-04-30 Richard Guenther <rguenther@suse.de>
3242 PR tree-optimization/21636
3243 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
3245 (evaluate_stmt): Print the likely value.
3246 (ccp_visit_stmt): Avoid excessive vertical spacing.
3248 2008-04-30 Rafael Espindola <espindola@google.com>
3250 * builtins.c (fold_call_expr): Return realret.
3251 * tree-ssa-threadedge.c
3252 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
3253 __builtin_object_size.
3255 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
3257 * gcc.c (wrapper_string): New variable.
3258 (insert_wrapper): New function.
3259 (execute): New option -wrapper.
3260 * doc/invoke.texi (Overall Options): New driver option -wrapper.
3262 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
3264 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
3265 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
3266 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
3268 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
3269 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
3270 config/rs6000/e500crtres64gprctr.asm,
3271 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
3272 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
3273 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
3274 config/rs6000/e500crtsav64gprctr.asm,
3275 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
3276 config/rs6000/e500crtsavg64gprctr.asm: New files.
3277 * config/rs6000/t-ppccomm: Add build rules for new files.
3278 (LIB2FUNCS_STATIC_EXTRA): Add new files.
3279 * config/rs6000/t-netbsd: Add build rules for new files.
3280 (LIB2FUNCS_STATIC_EXTRA): New variable.
3281 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
3282 (CRTSAVRES_DEFAULT_SPEC): Likewise.
3283 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
3285 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
3287 * config/i386/i386.c (ix86_builtin_type): Add
3288 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
3289 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
3290 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
3291 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
3292 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
3293 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
3294 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
3295 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
3296 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
3297 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
3298 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
3299 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
3300 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
3301 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
3302 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
3303 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
3304 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
3305 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
3306 V1DI_FTYPE_V2SI_V2SI.
3307 (bdesc_2arg): Moved to ...
3309 (ix86_init_mmx_sse_builtins): Updated.
3310 (ix86_expand_args_builtin): Updated. Take a pointer
3311 to const struct builtin_description. Handle comparison
3313 (ix86_expand_sse_compare): Take a new argument for swapping operands.
3314 (ix86_expand_builtin): Updated.
3316 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
3317 (ssse3_pmaddubsw128): This.
3318 (ssse3_pmaddubswv4hi3): Renamed to ...
3319 (ssse3_pmaddubsw): This.
3321 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
3322 (__builtin_ia32_packssdw128): Likewise.
3323 (__builtin_ia32_packuswb128): Likewise.
3324 (__builtin_ia32_pmaddubsw): Likewise.
3325 (__builtin_ia32_pmaddubsw128): Likewise.
3327 2008-04-30 Richard Guenther <rguenther@suse.de>
3329 PR tree-optimization/14847
3330 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
3331 (recognize_bits_test): Use it.
3332 (recognize_single_bit_test): Likewise.
3334 2008-04-30 Martin Jambor <mjambor@suse.cz>
3336 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
3337 instead of setting number of formal parameters to zero.
3338 (ipcp_init_stage): Do not set the number of actual parameters to zero
3340 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
3341 which are called with variable number of arguments.
3342 (ipcp_insert_stage): Explicitely skipping all nodes which are
3343 called with variable number of arguments.
3344 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
3345 number of parameters.
3347 * ipa-prop.h (struct ipa_node_params): Added flag
3348 called_with_var_arguments
3349 (ipa_set_param_count): Added. Changed sole setter to use it.
3350 (ipa_get_param_count): Added. All readers of param_count
3351 converted to use it instead.
3352 (ipa_set_called_with_variable_arg): Added.
3353 (ipa_is_called_with_var_arguments): Added.
3354 (ipa_get_ith_param): Added. All readers of param_decls converted
3356 (ipa_set_cs_argument_count): Added, sole writer to argument_count
3358 (ipa_get_cs_argument_count): Added, all readers of argument_count
3360 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
3363 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
3364 (struct ipcp_lattice): Renamed cval_type to type
3365 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
3367 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
3368 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
3369 (ipcp_insert_stage): Changed the type of variable cvalue to tree
3370 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
3371 (build_const_val): Changed the type of parameter cvalue to tree
3372 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
3373 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
3375 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
3378 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
3379 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
3380 (ipa_add_method): Renamed to ipa_push_func_to_list
3381 (ipa_remove_method): Renamed to ipa_pop_func_from_list
3382 (ipa_callsite_param_count): Removed.
3383 (ipa_callsite_param_count_set): Removed.
3384 (ipa_callsite_param): Removed.
3385 (ipa_callsite_callee): Removed.
3386 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
3387 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
3388 (ipa_method_formal_count): Removed.
3389 (ipa_method_formal_count_set): Removed.
3390 (ipa_method_get_tree): Removed.
3391 (ipa_method_tree_map_create): Removed.
3392 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
3393 (ipa_create_param_decls_array): Creates the array itself
3394 (ipa_create_param_decls_array): Temporary variable info instead of
3396 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
3397 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
3398 (get_type): Removed.
3399 (ipa_jf_get_info_type): Removed.
3400 (ipa_node_create): Renamed to ipa_create_node_params
3401 (ipa_free): Renamed to ipa_free_all_node_params
3402 (ipa_nodes_create): Renamed to ipa_create_all_node_params
3403 (ipa_edges_create): Renamed to ipa_create_all_edge_args
3404 (ipa_edges_free): Renamed to ipa_free_all_edge_args
3405 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
3406 (ipa_free_all_node_params): Deallocation to jump_functions moved to
3407 ipa_free_all_edge_args
3408 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
3409 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
3410 (ipa_create_methodlist_node): Removed.
3411 (ipa_methodlist_method): Removed.
3412 (ipa_methodlist_method_set): Removed.
3413 (ipa_methodlist_next_method): Removed.
3414 (ipa_methodlist_next_method_set): Removed.
3415 (ipa_method_is_modified): Removed.
3416 (ipa_method_modify_create): Removed.
3417 (ipa_method_modify_init): Temporary variable info instead of a few
3419 (ipa_detect_param_modifications): Temporary variable info instead of
3421 (ipa_compute_jump_functions): Temporary variable info instead of
3423 (ipa_method_modify_set): Removed.
3424 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
3425 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
3426 than craph_node as the first parameter.
3427 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
3428 (ipa_method_modify_init): Removed.
3429 (ipa_compute_jump_functions): Added a temp variable instead of
3430 repeatadly dereferencing the cgraph_edge.aux pointer
3431 (ipa_callsite_param_set_type): Removed.
3432 (ipa_compute_jump_functions): i renamed to index and moved to
3434 (ipa_callsite_param_set_info_type_formal): Removed.
3435 (ipa_callsite_param_set_info_type): Removed.
3436 (ipa_callsite_param_map_create): Removed.
3437 (ipa_callsite_tree): Removed.
3438 (ipa_callsite_caller): Removed.
3439 (ipa_pop_func_from_list): return_method removed to return_func
3441 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
3442 prefixed all values with IPA_. Changed all users.
3443 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
3444 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
3445 and FORMAL_IPATYPE IPA_PASS_THROUGH.
3446 (union parameter_info): Renamed to jump_func_value.
3447 (union jump_func_value): Renamed value to constant
3448 (struct ipa_jump_func): Renamed info_type to value
3449 (struct ipa_node): Renamed to ipa_node_params
3450 (struct ipa_node_params): Renamed ipa_arg_num to param_count
3451 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
3452 (struct ipa_node_params): Renamed ipa_mod to modified_flags
3453 (struct ipa_edge): Renamed to ipa_edge_args
3454 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
3455 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
3456 (struct ipa_methodlist): Renamed to ipa_func_list
3457 (struct ipa_func_list): method_p renamed to node, next_method
3459 (ipa_methodlist_p): Removed, switched all users to struct pointer
3460 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
3462 2008-04-30 Alan Modra <amodra@bigpond.net.au>
3464 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
3465 (rs6000_emit_epilogue): Use backchain to restore only when we
3466 have a large frame. Make use of frame pointer to restore if we
3467 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
3469 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
3471 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
3472 Add mode to zero_extract.
3473 (sign bit tests peepholes): (Ditto.).
3475 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
3477 * config/i386/i386.c (ix86_builtins): Replace Prescott New
3478 Instructions in comments with SSE3.
3479 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
3480 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
3481 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
3482 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
3483 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
3484 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
3485 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
3486 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
3487 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
3488 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
3489 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
3490 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
3491 (bdesc_sse_args): Renamed to ...
3492 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
3493 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
3494 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
3496 (bdesc_1arg): Moved to ...
3498 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
3499 Instructions in comments with SSE3.
3500 (ix86_expand_sse_operands_builtin): Renamed to ...
3501 (ix86_expand_args_builtin): This. Updated.
3502 (ix86_expand_unop1_builtin): Update comments.
3503 (ix86_expand_builtin): Updated.
3505 2008-04-29 Richard Guenther <rguenther@suse.de>
3507 PR tree-optimization/36078
3508 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
3509 Update virtual SSA form after cleaning up the CFG.
3511 2008-04-29 Richard Guenther <rguenther@suse.de>
3514 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
3516 2008-04-29 Richard Guenther <rguenther@suse.de>
3518 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
3519 (compute_may_aliases): Do not call finalize_ref_all_pointers.
3520 (compute_flow_insensitive_aliasing): Do not treat
3521 PTR_IS_REF_ALL pointers special.
3522 (get_smt_for): Likewise.
3523 (may_alias_p): Re-structure.
3524 (is_escape_site): A ref-all pointer conversion is not an escape site.
3525 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
3526 PTR_IS_REF_ALL pointers special.
3527 * tree-ssa-structalias.h (struct alias_info): Remove
3528 ref_all_symbol_mem_tag field.
3529 (PTR_IS_REF_ALL): Remove.
3531 2008-04-29 Richard Guenther <rguenther@suse.de>
3534 * fold-const.c (extract_muldiv_1): In combining division constants
3535 make sure to never overflow.
3537 2008-04-29 Nick Clifton <nickc@redhat.com>
3539 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
3541 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3544 * optc-gen.awk: Work around HP-UX/IA awk bug.
3546 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
3548 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
3551 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3554 * config/i386/i386.md
3555 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
3556 Change operand 1 predicate to nonimmediate_operand.
3558 2008-04-28 Jakub Jelinek <jakub@redhat.com>
3561 * dwarf2out.c (struct die_struct): Mark as chain_circular through
3563 * gengtype.c (walk_type, write_func_for_structure): Handle
3565 * doc/gty.texi: Document chain_circular.
3567 2008-04-28 Richard Guenther <rguenther@suse.de>
3569 PR tree-optimization/36066
3570 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
3573 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3576 * config/i386/i386.md
3577 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
3578 Use match_scratch instead of match_operand for operands 3 and 4.
3580 2008-04-27 Richard Guenther <rguenther@suse.de>
3582 PR tree-optimization/18754
3583 PR tree-optimization/34223
3584 * tree-pass.h (pass_complete_unrolli): Declare.
3585 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
3586 loop size before and after unconditionally of UL_NO_GROWTH in effect.
3587 Rewrite loop into loop closed SSA form if it is not already.
3588 (tree_unroll_loops_completely): Re-structure to iterate over
3589 innermost loops with intermediate CFG cleanups.
3590 Unroll outermost loops only if requested or the code does not grow
3592 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
3593 loops are available.
3594 (tree_vectorize): Instead do so here.
3595 (tree_complete_unroll): Also unroll outermost loops.
3596 (tree_complete_unroll_inner): New function.
3597 (gate_tree_complete_unroll_inner): Likewise.
3598 (pass_complete_unrolli): New pass.
3599 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
3600 uses outside of the loop.
3601 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
3602 form if it is available.
3603 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
3604 * passes.c (init_optimization_passes): Schedule complete inner
3605 loop unrolling pass before the first CCP pass after final inlining.
3607 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
3609 * targhooks.h (default_emutls_var_fields,
3610 default_emutls_var_init): Declare.
3611 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
3612 * target.h (struct gcc_target): Add struct emutls member.
3613 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
3614 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
3615 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
3616 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
3617 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
3618 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
3619 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
3620 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
3621 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
3622 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
3623 emit debug information.
3624 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
3625 * varasm.c: Include targhooks.h.
3626 (emutls_object_section, emutls_tmpl_section): New.
3627 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
3628 (EMUTLS_SEPARATOR): New.
3630 (get_emutls_object_name): New.
3631 (default_emutls_var_fields): New, broken out of ...
3632 (get_emutls_object_type): ... here. Adjust to use target hooks.
3633 (get_emutls_init_templ_addr): Adjust to use target hooks.
3634 (emutls_decl): Adjust to use target hooks.
3635 (emutls_finish): Likewise.
3636 (default_emutls_var_init): New, broken out of ...
3637 (assemble_variable): ... here. Adjust to use target hooks.
3638 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
3640 * c-common.c (handle_section_attribute): Prevent overriding
3641 sections for emulated tls with special sections.
3642 * config/i386/i386.c (x86_64_elf_select_section): Add
3643 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
3644 (x86_64_elf_unique_section): Likewise.
3645 * config/vxworks.c: Include tree.h.
3646 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
3647 (vxworks_override_options): Set TLS scheme.
3648 * doc/tm.texi (Emulated TLS): New node.
3650 2008-04-26 Simon Baldwin <simonb@google.com>
3653 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
3654 with propagated string constants.
3656 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
3658 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
3659 constraint for operand 2 when operand 0 is memory operand.
3660 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
3661 operand 0 is memory operand.
3662 (fix_trunc<mode>_i387_with_temp): Ditto.
3663 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
3664 operand 2 when operand 1 is memory operand.
3665 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
3666 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
3667 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
3668 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3669 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
3670 operands 2,3 and 4 when operand 1 is memory operand.
3671 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
3673 (fistdi2_floor_with_temp): Ditto.
3674 (fist<mode>2_floor_with_temp): Ditto.
3675 (fistdi2_ceil_with_temp): Ditto.
3676 (fist<mode>2_ceil_with_temp): Ditto.
3677 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
3679 2008-04-26 David Daney <ddaney@avtrex.com>
3681 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
3683 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
3684 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3685 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3686 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
3687 (compare_and_swap_12): New insn.
3688 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
3689 * config/mips/mips.c (mips_force_binary): New function.
3690 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
3691 (mips_expand_compare_and_swap_12): New function.
3692 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
3694 2008-04-25 Jan Hubicka <jh@suse.cz>
3697 * cfgexpand.c (pass_expand): Turn into RTL pass.
3698 * passes.c (execute_one_pass): Do pass typechecking after execution.
3699 * tree-pass.h (pass_expand): Turn into RTL pass.
3701 * function.h (struct rtl_data): Move here fields
3702 accesses_prior_frames, calls_eh_return, saves_all_registers,
3703 has_nonlocal_goto, has_asm_statement, is_thunk,
3704 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
3705 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
3706 arg_pointer_save_area_init from struct function; turn into bool.
3707 (struct function): Move
3708 calls_eh_return, saves_all_registers, has_nonlocal_goto,
3709 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
3710 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
3711 tail_call_emit, arg_pointer_save_area_init
3712 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
3713 (current_function_returns_struct, current_function_returns_pcc_struct,
3714 current_function_calls_setjmp, current_function_calls_alloca,
3715 current_function_accesses_prior_frames,
3716 current_function_calls_eh_return, current_function_is_thunk,
3717 current_function_stdarg, current_function_profile,
3718 current_function_limit_stack, current_function_uses_pic_offset_table,
3719 current_function_uses_const_pool, current_function_has_nonlocal_label,
3720 current_function_saves_all_registers,
3721 current_function_has_nonlocal_goto,
3722 current_function_has_asm_statement): Remove accesor macros.
3723 * ra-conflict.c (global_conflicts): Update.
3724 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
3725 (suitable_for_tail_call_opt_p): Update.
3726 * builtins.c (expand_builtin_return_addr): Update.
3727 (expand_builtin_setjmp_setup): Update.
3728 (expand_builtin_nonlocal_goto): Update.
3729 * final.c (final_start_function): Update.
3730 (profile_function): Update.
3731 (leaf_function_p): Update.
3732 (only_leaf_regs_used): Update.
3733 * df-scan.c (df_get_exit_block_use_set): Update.
3734 * dojump.c (clear_pending_stack_adjust): Update.
3735 * tree-stdarg.c (gate_optimize_stdarg): Update.
3736 * gimple-low.c (lower_function_body): Update.
3737 * global.c (compute_regsets): Update.
3738 (global_alloc): Update.
3739 * dwarf2out.c (dwarf2out_begin_prologue): Update.
3740 * expr.c (expand_assignment): Update.
3741 * dse.c (dse_step0): Update.
3742 (dse_step1): Update.
3743 * c-decl.c (store_parm_decls): Update.
3744 * local-alloc.c (combine_regs): Update.
3745 (find_free_reg): Update.
3746 * function.c (assign_parms_augmented_arg_list): Update.
3747 (assign_parm_find_data_types): Update.
3748 (assign_parms): Update.
3749 (allocate_struct_function): Update.
3750 (expand_function_start): Update.
3751 (expand_function_end): Update.
3752 (get_arg_pointer_save_area): Update.
3753 (thread_prologue_and_epilogue_insns): Update.
3754 (rest_of_match_asm_constraints): Update.
3755 * stor-layout.c (variable_size): Update.
3756 * gcse.c (gcse_main): Update.
3757 (bypass_jumps): Update.
3758 * gimplify.c (gimplify_function_tree): Update.
3759 * calls.c (emit_call_1): Update.
3760 (expand_call): Update.
3761 * bt-load.c (compute_defs_uses_and_gen): Update.
3762 * except.c (sjlj_assign_call_site_values): Update.
3763 (sjlj_emit_function_enter): Update.
3764 (can_throw_external): Update.
3765 (set_nothrow_function_flags): Update.
3766 (expand_builtin_unwind_init): Update.
3767 (expand_eh_return): Update.
3768 (convert_to_eh_region_ranges): Update.
3769 (output_function_exception_table): Update.
3770 * emit-rtl.c (gen_tmp_stack_mem): Update.
3771 * cfgexpand.c (expand_used_vars): Update.
3772 (tree_expand_cfg): Update.
3773 * cfgcleanup.c (rest_of_handle_jump): Update.
3774 * explow.c (allocate_dynamic_stack_space): Update.
3775 * varasm.c (assemble_start_function): Update.
3776 (force_const_mem): Update.
3777 (mark_constant_pool): Update.
3778 * tree-optimize.c (tree_rest_of_compilation): Update.
3779 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
3780 * tree-cfg.c (notice_special_calls): Update.
3781 (is_ctrl_altering_stmt): Update.
3782 (tree_can_make_abnormal_goto): Update.
3783 (tree_purge_dead_abnormal_call_edges): Update.
3784 * config/alpha/predicates.md: Update.
3785 * config/alpha/alpha.c (alpha_sa_mask): Update.
3786 (alpha_sa_size): Update.
3787 (alpha_does_function_need_gp): Update.
3788 (alpha_expand_prologue): Update.
3789 (alpha_start_function): Update.
3790 (alpha_output_function_end_prologue): Update.
3791 (alpha_expand_epilogue): Update.
3792 * config/frv/frv.c (frv_stack_info): Update.
3793 (frv_expand_epilogue): Update.
3794 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
3795 (s390_register_info): Update.
3796 (s390_frame_info): Update.
3797 (s390_init_frame_layout): Update.
3798 (s390_can_eliminate): Update.
3799 (save_gprs): Update.
3800 * config/spu/spu.c (spu_split_immediate): Update.
3801 (need_to_save_reg): Update.
3802 (spu_expand_prologue): Update.
3803 (spu_expand_epilogue): Update.
3804 * config/sparc/sparc.md: Update.
3805 * config/sparc/sparc.c (eligible_for_return_delay): Update.
3806 (sparc_tls_got): Update.
3807 (legitimize_pic_address): Update.
3808 (sparc_emit_call_insn): Update.
3809 (sparc_expand_prologue): Update.
3810 (output_return): Update.
3811 (print_operand): Update.
3812 (sparc_function_ok_for_sibcall): Update.
3813 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
3814 * config/m32r/m32r.md: Update.
3815 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
3816 (m32r_compute_frame_size): Update.
3817 (m32r_expand_prologue): Update.
3818 (m32r_expand_epilogue): Update.
3819 (m32r_legitimize_pic_address): Update.
3820 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
3821 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3822 * config/i386/i386.c (ix86_frame_pointer_required): Update.
3824 (ix86_save_reg): Update.
3825 (ix86_compute_frame_layout): Update.
3826 (ix86_expand_prologue): Update.
3827 (ix86_expand_epilogue): Update.
3828 * config/sh/sh.c (output_stack_adjust): Update.
3829 (calc_live_regs): Update.
3830 (sh5_schedule_saves): Update.
3831 (sh_expand_prologue): Update.
3832 (sh_expand_epilogue): Update.
3833 (sh_setup_incoming_varargs): Update.
3834 (sh_allocate_initial_value): Update.
3835 (sh_get_pr_initial_val): Update.
3836 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
3837 * config/sh/sh.md (label:): Update.
3838 * config/avr/avr.c (out_movhi_mr_r): Update.
3839 * config/crx/crx.h (enum): Update.
3840 * config/xtensa/xtensa.h (along): Update.
3841 * config/stormy16/stormy16.c Update.
3842 (xstormy16_compute_stack_layout): Update.
3843 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
3844 (fr30_expand_prologue): Update.
3845 * config/cris/cris.c (cris_conditional_register_usage): Update.
3846 (cris_reg_saved_in_regsave_area): Update.
3847 (cris_initial_frame_pointer_offset): Update.
3848 (cris_simple_epilogue): Update.
3849 (cris_expand_prologue): Update.
3850 (cris_expand_epilogue): Update.
3851 (cris_expand_pic_call_address): Update.
3852 (cris_asm_output_symbol_ref): Update.
3853 (cris_asm_output_label_ref): Update.
3854 * config/cris/cris.md Update.
3855 * config/iq2000/iq2000.c (compute_frame_size): Update.
3856 (iq2000_expand_epilogue): Update.
3857 * config/mt/mt.h (save_direction): Update.
3858 * config/mn10300/mn10300.c (mn10300_function_value): Update.
3859 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3860 (ia64_secondary_reload_class): Update.
3861 * config/m68k/m68k.c (m68k_save_reg): Update.
3862 (m68k_expand_prologue): Update.
3863 (m68k_expand_epilogue): Update.
3864 (legitimize_pic_address): Update.
3865 * config/rs6000/rs6000.c (rs6000_got_register): Update.
3866 (first_reg_to_save): Update.
3867 (first_altivec_reg_to_save): Update.
3868 (compute_vrsave_mask): Update.
3869 (compute_save_world_info): Update.
3870 (rs6000_stack_info): Update.
3871 (spe_func_has_64bit_regs_p): Update.
3872 (rs6000_ra_ever_killed): Update.
3873 (rs6000_emit_eh_reg_restore): Update.
3874 (rs6000_emit_allocate_stack): Update.
3875 (rs6000_emit_prologue): Update.
3876 (rs6000_emit_epilogue): Update.
3877 (rs6000_output_function_epilogue): Update.
3878 (output_profile_hook): Update.
3879 (rs6000_elf_declare_function_name): Update.
3880 * config/rs6000/rs6000.h (rs6000_args): Update.
3881 * config/rs6000/rs6000.md: Update.
3882 * config/mcore/mcore.c (mcore_expand_prolog): Update.
3883 * config/arc/arc.c (arc_output_function_epilogue): Update.
3884 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
3885 * config/darwin.c (machopic_function_base_name): Update.
3886 * config/score/score3.c (score3_compute_frame_size): Update.
3889 (score3_epilogue): Update.
3890 * config/score/score7.c (score7_compute_frame_size): Update.
3891 (score7_prologue): Update.
3892 (score7_epilogue): Update.
3893 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
3894 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3895 * config/arm/arm.c (use_return_insn): Update.
3896 (require_pic_register): Update.
3897 (arm_load_pic_register): Update.
3898 (arm_compute_save_reg0_reg12_mask): Update.
3899 (arm_compute_save_reg_mask): Update.
3900 (thumb1_compute_save_reg_mask): Update.
3901 (output_return_instruction): Update.
3902 (arm_output_function_prologue): Update.
3903 (arm_output_epilogue): Update.
3904 (arm_get_frame_offsets): Update.
3905 (arm_expand_prologue): Update.
3906 (thumb_pushpop): Update.
3907 (thumb_exit): Update.
3908 (thumb1_expand_prologue): Update.
3909 (thumb1_expand_epilogue): Update.
3910 (arm_unwind_emit): Update.
3911 (arm_output_fn_unwind): Update.
3912 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
3913 * config/arm/arm.md: Update.
3914 * config/pa/pa.md: Update.
3915 * config/pa/pa.c (legitimize_pic_address): Update.
3916 (compute_frame_size): Update.
3917 (hppa_expand_prologue): Update.
3918 (hppa_expand_epilogue): Update.
3919 (borx_reg_operand): Update.
3920 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
3921 (HARD_REGNO_RENAME_OK): Update.
3922 * config/mips/mips.c (mips_global_pointer): Update.
3923 (mips_save_reg_p): Update.
3924 (mips_compute_frame_info): Update.
3925 (mips_frame_pointer_required): Update.
3926 (mips_expand_prologue): Update.
3927 (mips_expand_epilogue): Update.
3928 (mips_can_use_return_insn): Update.
3929 (mips_reorg_process_insns): Update.
3930 * config/v850/v850.c (compute_register_save_size): Update.
3931 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
3932 * config/mmix/mmix.c (along): Update.
3933 (mmix_expand_epilogue): Update.
3934 * config/bfin/bfin.c (legitimize_pic_address): Update.
3935 (must_save_p): Update.
3936 (stack_frame_needed_p): Update.
3937 (add_to_reg): Update.
3938 (bfin_expand_prologue): Update.
3939 * stmt.c (expand_asm_operands): Update.
3940 * reload1.c (reload): Update.
3941 (init_elim_table): Update.
3943 2008-04-25 Bob Wilson <bob.wilson@acm.org>
3945 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
3947 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
3949 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
3950 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
3951 (mov<mode>): Removed.
3952 (*movv4sf_internal): Likewise.
3953 (*movv2df_internal): Likewise.
3955 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
3957 * config.gcc (crx-*-elf): Remove deprecation.
3959 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
3961 * config/i386/cygming-crtend.c (register_frame_ctor): Register
3962 __gcc_deregister_frame with atexit.
3963 (deregister_frame_dtor): Remove.
3965 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
3966 Nathan Sidwell <nathan@codesourcery.com>
3968 * config/rs6000/rs6000.opt (mspe): Remove Var property.
3970 * config/rs6000/rs6000.h (rs6000_spe): Declare.
3971 (rs6000_isel): Likewise.
3972 * config/rs6000/rs6000.c (rs6000_spe): New variable.
3973 (rs6000_isel): New variable.
3974 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
3976 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3979 * c-common.c (handle_vector_size_attribute): Call
3980 lang_hooks.types.reconstruct_complex_type instead of
3981 reconstruct_complex_type.
3982 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
3983 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
3984 * langhooks.h (struct lang_hooks_for_types): Add
3985 reconstruct_complex_type hook.
3986 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
3987 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
3989 2008-04-24 Richard Guenther <rguenther@suse.de>
3991 * c-common.h (check_builtin_function_arguments): Declare.
3992 * c-common.c (validate_nargs): New function.
3993 (check_builtin_function_arguments): Likewise.
3994 * c-typeck.c (build_function_call): Call
3995 check_builtin_function_arguments.
3996 * builtins.c (fold_builtin_classify): Remove error reporting code.
3997 (fold_builtin_unordered_cmp): Likewise.
3998 (fold_builtin_1): Likewise.
3999 (fold_builtin_n): Likewise.
4001 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4003 PR tree-optimization/36008
4004 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
4005 the original op1, rather than delta by step.
4007 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
4008 Sebastian Pop <sebastian.pop@amd.com>
4010 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
4011 eliminate_local_variables_stmt, eliminate_local_variables,
4012 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
4013 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
4014 of code delimited by two edges in the CFG.
4015 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
4016 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
4017 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
4018 the case of parallelisation of reductions.
4019 (expr_invariant_in_region_p): New.
4021 * tree-flow.h (gather_blocks_in_sese_region): Declared.
4022 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
4024 2008-04-24 Ira Rosen <irar@il.ibm.com>
4025 Richard Guenther <rguenther@suse.de>
4027 PR tree-optimization/36034
4028 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
4029 incapable of dealing with loads with gaps.
4031 2008-04-24 Rafael Espindola <espindola@google.com>
4033 * tree-flow.h (vrp_evaluate_conditional): Change signature.
4034 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4035 vrp_evaluate_conditional.
4036 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
4037 (vrp_evaluate_conditional): Split the cond argument.
4038 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
4039 (simplify_stmt_for_jump_threading): Update call to
4040 vrp_evaluate_conditional.
4042 2008-04-24 Ira Rosen <irar@il.ibm.com>
4044 PR tree-optimization/35982
4045 * tree-vect-analyze.c (vect_check_interleaving): Check that the
4046 interleaved data-refs are of the same type.
4048 2008-04-24 Danny Smith <dannysmith@users.net>
4050 * c-format.c (check_format_info_main): Use strncmp rather than a
4051 magic prefix to handle multichar length specs.
4052 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
4053 Don't prefix "I64" and "I32" with '\0'.
4055 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4058 * config/i386/i386.c (init_cumulative_args): Don't pass anything
4059 in registers for -m32 only if stdarg_p (fntype).
4061 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
4063 PR rtl-optimization/36006
4064 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
4065 temp to op0 in order to avoid invalid rtx sharing.
4067 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4069 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
4070 check TREE_INVARIANT.
4071 * tree-gimple.c (is_gimple_address): New.
4072 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
4073 * tree-gimple.h (is_gimple_address): New.
4074 * tree.h (decl_address_invariant_p): New.
4075 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
4076 (build_string): Likewise.
4077 (decl_address_invariant_p): New, from is_gimple_invariant_address.
4078 (tree_invariant_p_1): Likewise.
4079 (save_expr): Use it.
4080 (tree_invariant_p): New.
4081 (skip_simple_arithmetic): Use it.
4082 (stabilize_reference_1): Use it.
4083 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
4085 (build1_stat): Drop code to compute TREE_INVARIANT.
4086 (build2_stat): Drop code to compute TREE_INVARIANT.
4087 (build3_stat): Drop code to compute TREE_INVARIANT.
4088 (build4_stat): Drop code to compute TREE_INVARIANT.
4089 (build5_stat): Drop code to compute TREE_INVARIANT.
4090 (build7_stat): Drop code to compute TREE_INVARIANT.
4091 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
4092 * tree.h (struct tree_base): Remove invariant_flag.
4093 (TREE_INVARIANT): Remove.
4094 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
4095 (fold_builtin_expect): Check TREE_CONSTANT.
4096 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
4097 * c-tree.h (c_expr_to_decl): Drop third parameter.
4098 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
4099 (build_c_cast): Don't set TREE_INVARIANT.
4100 (pop_init_level): Don't set TREE_INVARIANT.
4101 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
4102 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
4104 (gimplify_init_constructor): Don't set TREE_INVARIANT.
4105 (gimplify_addr_expr): Adjust comment.
4106 * tree-mudflap.c (mf_build_string):
4107 * print-tree.c (print_node): Don't print TREE_INVARIANT.
4108 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
4109 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
4110 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
4111 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
4112 * langhooks.h (struct lang_hooks): Drop third parameter from
4115 2008-04-23 Richard Guenther <rguenther@suse.de>
4117 PR tree-optimization/27799
4118 PR tree-optimization/32921
4119 PR tree-optimization/32624
4120 * tree-ssa-structalias.c (merge_smts_into): Only merge the
4121 SMTs aliases and the tag itself into the solution.
4122 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
4123 merge the points-to solution back into the SMT aliases.
4124 (may_alias_p): Use alias_set_subset_of instead of
4125 aliases_conflict_p. A pointer which points to
4126 memory with alias set zero may access any variable.
4128 2008-04-23 Richard Guenther <rguenther@suse.de>
4130 * alias.c (alias_set_subset_of): Correctly handle asking
4131 if zero is a subset of an alias set with zero child.
4132 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
4133 (compute_flow_insensitive_aliasing): Correctly walk all
4134 pointers. Do not unnecessarily union sets.
4136 2008-04-23 Richard Guenther <rguenther@suse.de>
4139 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
4141 2008-04-22 Tomas Bily <tbily@suse.cz>
4143 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
4145 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
4147 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4148 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4149 * tree-inline.c (estimate_num_insns_1): Likewise.
4150 * varasm.c (const_hash_1, compare_constant, copy_constant)
4151 (compute_reloc_for_constant, output_addressed_constants): Likewise.
4152 * emit-rtl.c (component_ref_for_mem_expr)
4153 (set_mem_attributes_minus_bitpos): Likewise.
4154 * expr.c (highest_pow2_factor, expand_expr_real_1, )
4155 (is_aligning_offset): Likewise.
4156 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
4157 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4158 * dojump.c (do_jump): Likewise.
4159 * builtins.c (get_pointer_alignment, get_memory_rtx)
4160 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
4161 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
4163 2008-04-23 Jakub Jelinek <jakub@redhat.com>
4165 PR rtl-optimization/36017
4166 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
4167 expanding the library call.
4169 2008-04-22 Ian Lance Taylor <iant@google.com>
4171 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
4174 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
4176 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
4177 of LR/CTR moves for Power6.
4179 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
4182 * passes.c (init_optimization_passes): Remove
4183 pass_fast_rtl_byte_dce.
4185 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
4188 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
4189 builtin functions to generate faster code.
4190 (_mm_cvtpu16_ps): Ditto.
4191 (_mm_cvtpi32x2_ps): Ditto.
4193 2008-04-22 Nick Clifton <nickc@redhat.com>
4195 * common.opt (ftree-loop-distribution): Add Optimization
4198 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
4199 (frv_expand_builtin_va_start): Likewise.
4201 * config/arm/arm.c (thumb_find_work_register): Fix location of
4202 argument register count.
4204 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4206 Support scheduling for ColdFire V1 and V3 microarchitecture.
4207 Improve scheduling of multiplication instructions.
4209 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
4210 (mac): New instruction attribute.
4211 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
4212 (m68k_sched_mac): New variable.
4213 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
4214 Handle cfv1 and cfv3.
4215 (max_insn_size): New static variable.
4216 (struct _sched_ib): New type.
4217 (sched_ib): New static variable.
4218 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
4219 to fields of 'struct _sched_ib sched_ib'. Update all uses.
4220 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
4222 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
4223 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
4224 new variables. Update.
4225 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4226 Add modeling of cfv3 instruction buffer. Update.
4227 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
4228 * config/m68k/m68k.h (TUNE_CFV3): New macro.
4229 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
4230 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
4231 a particular reservation applies to.
4232 (type2): Reorganize attribute values. Rename alu to alu_reg,
4233 alu_l to alu, move_l to omove. Join move to alu. Split mul
4235 (cf_ib_*): Simplify description of instruction buffer.
4236 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
4237 (cf_mem): Split into cf_mem1 and cf_mem2.
4238 (cf_v2_move_??): Rename to cfv12_alu_??.
4239 (cf_v2_move_l_??): Rename to cfv12_omove_??.
4240 (cf_v2_mul_??): Remove reservations.
4241 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
4242 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
4243 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
4245 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
4246 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
4247 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
4248 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
4249 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
4250 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
4251 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
4252 expansions of the above reservations for instructions of sizes
4255 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4257 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
4259 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
4261 * coverage.c: Include tree-pass.h.
4262 (coverage_counter_alloc): Print da_file_name to the dump file.
4264 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
4266 * sbitmap.c (sbitmap_range_empty_p): New function.
4267 * sbitmap.h (sbitmap_range_empty_p): New function.
4268 * bitmap.h: Now includes obstack.h.
4270 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
4271 Kenneth Zadeck <zadeck@naturalbridge.com>
4273 * dbgcnt.def (ra_byte_scan): Added.
4274 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
4275 when the last hit happens for a counter.
4276 * timevar.def (TV_DF_BYTE_LR): New variable.
4277 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
4278 * passes.c (pass_fast_rtl_byte_dce): New pass.
4279 * fwprop.c (update_df): Added mode to call df_ref_create.
4280 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4281 DF_REF_EXTRACT_OFFSET.
4282 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
4283 DF_BYTE_LR_OUT, df_byte_lr): New macro.
4285 (df_ref_extract): Added mode field.
4286 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
4287 DF_REF_EXTRACT_OFFSET.
4288 (DF_REF_EXTRACT_MODE): New macro.
4289 (df_byte_lr_bb_info): New structure.
4290 (df_print_byte_regset, df_compute_accessed_bytes,
4291 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
4292 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
4293 df_byte_lr_simulate_uses,
4294 df_byte_lr_simulate_artificial_refs_at_top,
4295 df_byte_lr_simulate_artificial_refs_at_end,
4296 df_compute_accessed_bytes): New function.
4297 (df_ref_create): Add parameter.
4298 (df_byte_lr_get_bb_info): New inline function.
4299 * df-scan.c (df_ref_record, df_uses_record,
4300 df_ref_create_structure): Added mode parameter.
4301 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
4302 df_defs_record, df_uses_record, df_get_conditional_uses,
4303 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
4304 df_entry_block_defs_collect, df_exit_block_uses_collect):
4305 Added mode parameter to calls to df_ref_record, df_uses_record,
4306 df_ref_create_structure.
4307 (df_ref_equal_p, df_ref_compare): Added test for modes.
4308 (df_ref_create_structure): Added code to set mode. Renamed
4309 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4310 DF_REF_EXTRACT_OFFSET.
4311 * df-core.c (df_print_byte_regset): New function.
4312 * df-byte-scan.c: New file.
4313 * df-problems.c (df_rd_transfer_function): Removed unnecessary
4314 calls to BITMAP_FREE.
4315 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
4316 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
4317 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
4318 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
4319 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
4320 df_byte_lr_local_compute, df_byte_lr_init,
4321 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
4322 df_byte_lr_transfer_function, df_byte_lr_free,
4323 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
4324 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
4325 df_byte_lr_simulate_uses,
4326 df_byte_lr_simulate_artificial_refs_at_top,
4327 df_byte_lr_simulate_artificial_refs_at_end): New function.
4328 * dce.c (byte_dce_process_block): New function.
4329 (dce_process_block): au is now passed in rather than computed
4330 locally. Changed loops that look at artificial defs to not look
4331 for conditional or partial ones, because there never are any.
4332 (fast_dce): Now is able to drive byte_dce_process_block or
4333 dce_process_block depending on the kind of dce being done.
4334 (rest_of_handle_fast_dce): Add parameter to fast_dce.
4335 (rest_of_handle_fast_byte_dce): New function.
4336 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
4337 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
4339 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
4342 * gcc.h: Added fortran options that take arguments to
4343 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
4346 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
4348 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
4349 scalarization if on the LHS and not a full access.
4351 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4353 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
4355 2008-04-18 Rafael Espindola <espindola@google.com>
4357 * tree-vrp.c (find_case_label_index): Fix the binary search.
4358 (find_case_label_range): New.
4359 (vrp_visit_switch_stmt): Use find_case_label_range.
4360 (simplify_switch_using_ranges): Use find_case_label_range.
4362 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
4364 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
4365 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
4367 2008-04-18 Tom Tromey <tromey@redhat.com>
4370 * doc/cpp.texi (Implementation-defined behavior): Mention
4373 2008-04-18 Ian Lance Taylor <iant@google.com>
4375 * fold-const.c (pointer_may_wrap_p): New static function.
4376 (fold_comparison): Add another test for pointer overflow. Use
4377 pointer_may_wrap_p to disable some false positives.
4379 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
4381 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
4382 (fname_as_string): Match updated cpp_interpret_string prototype.
4383 (fix_string_type): Support char16_t* and char32_t*.
4384 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
4385 derivative) nodes. Register as builtin if C++0x.
4386 (c_parse_error): Support CPP_CHAR{16,32}.
4387 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
4388 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
4389 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
4390 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
4391 CTI_CHAR32_ARRAY_TYPE>: New elements.
4392 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
4393 char32_type_node, signed_char32_type_node, char16_array_type_node,
4394 char32_array_type_node): New defines.
4395 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
4396 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
4397 (lex_string): Support CPP_STRING{16,32}, match updated
4398 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
4399 (lex_charconst): Support CPP_CHAR{16,32}.
4400 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
4401 and CPP_STRING{16,32}.
4403 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
4406 * aclocal.m4: Regenerate.
4407 * configure: Regenerate.
4409 2008-04-18 Jan Hubicka <jh@suse.cz>
4411 * except.c (dw2_size_of_call_site_table,
4412 sjlj_size_of_call_site_table): Use vector API for call_site_record.
4414 * cgraphbuild.c (build_cgraph_edges): Update.
4415 * tree-pass.h: Update comment.
4416 * final.c (leaf_function_p): Update.
4417 (leaf_renumber_regs): Update.
4418 (rest_of_clean_state): Update.
4419 * omp-low.c (expand_omp_parallel): Update.
4420 * ipa-reference.c (analyze_function): Update.
4421 * reorg.c (find_end_label): Update.
4422 (optimize_skip): Update.
4423 (fill_simple_delay_slots): Update.
4424 (fill_simple_delay_slots): Update.
4425 (make_return_insns): Update.
4426 (dbr_schedule): Update.
4427 * gimple-low.c (record_vars_into): Update.
4428 * cfgbuild.c (make_edges): Update.
4429 * function.c (assign_stack_local): Update.
4430 (assign_parm_adjust_stack_rtl): Update.
4431 (locate_and_pad_parm): Update.
4432 (allocate_struct_function): Do not initialize stack_alignment_needed
4433 and preferred_stack_boundary here.
4434 (stack_protect_prologue): Update.
4435 (stack_protect_epilogue): Update.
4436 (expand_function_start): Initialize stack_alignment_needed,
4437 preferred_stack_boundary and max_jumptable_ents.
4438 (expand_function_end): Update.
4439 (free_after_compilation): Do not NULLify epilogue_delay_list.
4440 * function.h (struct rtl_data): Add stack_protect_guard,
4441 stack_alignment_needed,
4442 preferred_stack_boundary, epilogue_delay_list.
4443 (struct function): Remove value_histograms, stack_alignment_needed,
4444 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
4446 unexpanded_var_list, stack_protect_guard.
4447 (current_function_epilogue_delay_list): Remove.
4448 * ipa-type-escape.c (analyze_function): Update.
4449 * gimplify.c (pop_gimplify_context): Update comment.
4450 * calls.c (expand_call): Update.
4451 (emit_library_call_value_1): Update.
4452 * except.c (set_nothrow_function_flags): Update.
4453 * cfgexpand.c (get_decl_align_unit): Update.
4454 (create_stack_guard): Update.
4455 (estimated_stack_frame_size): Update.
4456 (expand_used_vars): Update.
4457 (tree_expand_cfg): Free histogram earliers, init expansion variables.
4458 * explow.c (allocate_dynamic_stack_space): Update.
4459 * tree-ssa-live.c (remove_unused_locals): Update.
4460 * varasm.c (mark_constant_pool): Update.
4461 * tree-inline.c (remap_decls): Update.
4462 (initialize_cfun): Update.
4463 (declare_return_variable): Update.
4464 (inline_forbidden_p): Update.
4465 (expand_call_inline): Update.
4466 (declare_inline_vars): Update.
4467 (tree_function_versioning): Update.
4468 * tree-flow.h (value_histograms): New.
4469 (VALUE_HISTOGRAMS): New macro.
4470 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
4472 * tree-cfg.c (set_bb_for_stmt): Update.
4473 (replace_by_duplicate_decl): Update.
4474 (move_block_to_fn): Update.
4475 (new_label_mapper): Update.
4476 (dump_function_to_file): Update.
4477 * ipa-struct-reorg.c (build_data_structure): Update.
4478 * cfgrtl.c (print_rtl_with_bb): Update.
4479 * reload1.c (reload): Update.
4481 * config/i386/i386.c (setup_incoming_varargs_64,
4482 ix86_compute_frame_layout): Update.
4483 * config/arc/arc.c (arc_output_function_epilogue): Update.
4485 2008-04-18 Marius Strobl <marius@FreeBSD.org>
4487 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
4488 for FreeBSD as well.
4489 * gthr-posix95.h: Likewise.
4491 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
4493 PR rtl-optimization/35838
4494 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
4495 out the byte offset of the first subreg.
4497 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
4499 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
4500 to split_ti instead of three separate calls with single member arrays.
4501 (subti3 splitter): Ditto.
4502 (adddi3 splitter): Ditto with split_di.
4503 (subdi3 splitter): Ditto.
4504 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
4505 two separate calls with single member arrays. Swap match_dup
4506 operands 1 and 2 to better fit into the array.
4507 (negdi2 splitter): Ditto with split_di.
4508 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
4509 two separate calls with single member arrays. Swap match_dup operands
4510 6 and 7 to better fit into the array.
4512 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
4514 * config/i386/i386.c (sse_builtin_type): New.
4515 (bdesc_sse_args): Likewise.
4516 (bdesc_sse_3arg): Removed.
4517 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
4518 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
4519 IX86_BUILTIN_ROUNDPS.
4520 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
4521 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
4522 IX86_BUILTIN_ROUNDPS.
4523 (ix86_expand_sse_4_operands_builtin): Removed.
4524 (ix86_expand_sse_operands_builtin): New.
4525 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
4526 and CODE_FOR_sse4_1_roundps.
4527 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
4528 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
4530 2008-04-17 Alan Modra <amodra@bigpond.net.au>
4533 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
4534 regs before frame pop when needed. If use_backchain_to_restore_sp
4535 then load backchain into a temp reg to restore vr and vrsave. Add
4536 code to restore vr after frame pop if possible.
4538 2008-04-17 Richard Guenther <rguenther@suse.de>
4540 * tree-vn.c (expressions_equal_p): Do not check type
4541 equality or compatibility before calling operand_equal_p.
4542 * fold-const.c (operand_equal_p): Check equivalence of
4543 integer constants before bailing out due to signedness or
4544 precision differences.
4545 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
4546 spurious differences in type qualification. Ignore types
4547 for COMPONENT_REFs at all.
4549 2008-04-17 Christian Bruel <christian.bruel@st.com>
4551 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
4552 msw_skip comparison.
4554 2008-04-16 Jakub Jelinek <jakub@redhat.com>
4557 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
4560 PR tree-optimization/35899
4561 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
4562 rather than TREE_OPERAND.
4564 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
4567 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
4568 temporary registers. Change operand predicate to general_operand.
4569 (remainderxf3): Ditto.
4571 2008-04-16 Richard Guenther <rguenther@suse.de>
4573 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
4574 * tree-affine.c (aff_combination_expand): Look through some
4577 2008-04-15 Doug Kwan <dougkwan@google.com>
4579 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
4581 * tree-pretty-print.c (dump_generic_node): Ditto.
4582 * final.c (output_addr_const): Ditto.
4583 * dwarf2out.c (output_cfi): Ditto.
4584 * c-pretty-print.c (pp_c_integer_constant): Ditto.
4585 * print-rtl.c (print_rtx): Ditto.
4586 * print-tree.c (print_node_brief, print_node): Ditto.
4587 * c-common.c (match_case_to_enum_1): Ditto.
4588 * sched-vis.c (print_value): Ditto.
4589 * config/i386/i386.c (print_operand): Cast to long unsigned int
4592 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
4593 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
4594 MS Windows VirtualProtect function.
4596 2008-04-15 Jan Hubicka <jh@suse.cz>
4598 * gengtype.c (write_root): Param_is argument is OK.
4599 * expr.c (expand_expr_real_1): Update call of get_exception_*.
4600 * function.h: Include varray.h
4601 (rtl_eh): New stucture based on except.c one.
4602 (call_site_record): New forward declaration and vector type.
4603 * calls.c (emit_call_1): Do not call
4604 note_current_region_may_contain_throw.
4605 * except.c (eh_status): Remove cur_region, try_region since they are
4607 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
4608 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
4609 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
4610 Remove call_site_data_used, call_site_data_size.
4611 Turn call_site_record into vector in function.h.
4612 (note_current_region_may_contain_throw): Remove.
4613 (get_exception_pointer, get_exception_filter): Do not take struct
4614 function argument; update.
4615 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
4616 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
4617 build_post_landing_pads, dw2_build_landing_pads,
4618 sjlj_assign_call_site_values, sjlj_mark_call_sites,
4619 sjlj_emit_function_enter, sjlj_emit_function_enter,
4620 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
4621 sjlj_build_landing_pads, finish_eh_generation,
4622 remove_exception_handler_label, remove_eh_handler,
4623 maybe_remove_eh_handler, add_reachable_handler,
4624 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
4625 add_action_record, collect_one_action_chain, add_call_site,
4626 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
4627 sjlj_output_call_site_table, output_function_exception_table,
4628 * except.h (note_current_region_may_contain_throw): Remove
4629 (get_exception_pointer, get_exception_filter): Do not take struct
4631 * Makefile.in (GTFILES): Put varargs before struct function.
4633 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4635 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
4636 punt for STRING_CST.
4637 (get_constraint_for): Deal with STRING_CST here instead.
4639 2008-04-15 Richard Guenther <rguenther@suse.de>
4641 * tree-ssa-propagate.c (substitute_and_fold): Substitute
4642 statements in a basic-block with a backward walk. Do not
4643 substitute into dead statements but instead remove those.
4645 2008-04-15 Richard Guenther <rguenther@suse.de>
4647 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
4648 to zero, thus disable creation of SFTs.
4650 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4652 * tree-predcom.c (suitable_reference_p): Return false if the
4653 reference can throw.
4655 2008-04-15 Jakub Jelinek <jakub@redhat.com>
4658 * c-decl.c (finish_decl): If extern or static var has variable
4659 size, set TREE_TYPE (decl) to error_mark_node.
4661 2008-04-15 Rafael Espindola <espindola@google.com>
4663 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
4666 2008-04-15 Richard Guenther <rguenther@suse.de>
4668 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
4669 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
4670 (visit_reference_op_load): Do walk vuse-vdef chains on
4671 vn_reference_lookup.
4672 (visit_reference_op_store): But do not here.
4673 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
4674 vn_reference_lookup.
4675 (vn_lookup_with_vuses): But do so here.
4677 2008-04-14 Ian Lance Taylor <iant@google.com>
4679 * fold-const.c (fold_overflow_warning): Remove assertion.
4681 2008-04-15 Ben Elliston <bje@au.ibm.com>
4683 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
4684 temp1 local variables.
4686 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
4689 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
4690 ".text.unlikely" section as executable.
4692 2008-04-14 James E. Wilson <wilson@tuliptree.org>
4694 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4695 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
4696 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
4697 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
4698 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
4699 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
4700 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
4702 2008-04-14 Ian Lance Taylor <iant@google.com>
4704 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
4705 * fold-const.c (fold_comparison): If appropriate, test
4706 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
4707 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
4708 reassociating a pointer type.
4709 * doc/invoke.texi (Optimize Options): Document that
4710 -fstrict-overflow applies to pointer wraparound.
4712 2008-04-13 Jan Hubicka <jh@suse.cz>
4714 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
4716 2008-04-12 Andrew Pinski <pinskia@gmail.com>
4718 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
4719 we are going to "save the world".
4721 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
4723 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
4724 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
4725 operand 0 constraint, not "=".
4727 2008-04-11 James E. Wilson <wilson@tuliptree.org>
4729 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
4731 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4733 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
4734 of size of positions_needed * CHAR_BIT.
4736 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4739 * dse.c (store_info): Change positions_needed to unsigned
4741 (lowpart_bitmask): New.
4742 (record_store): Cast to unsigned HOST_WIDE_INT for
4743 positions_needed. Assert width <= size of positions_needed *
4744 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
4745 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
4746 lowpart_bitmask to set mask.
4748 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4750 * config/bfin/constraints.md: New file.
4751 * config/bfin/bfin.md: Include it.
4752 (adddi3): Use satisfies_constraint functions instead of the old macros.
4753 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
4754 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
4755 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
4756 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
4757 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
4758 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
4759 EXTRA_CONSTRAINT): Delete.
4760 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
4761 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
4763 * config/bfin/bfin.c: Include "tm-constrs.h".
4764 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
4765 Use satisfies_constraint functions instead of the old macros.
4766 * doc/md.texi (Blackfin Constraints): Update file name reference.
4768 2008-04-11 Richard Guenther <rguenther@suse.de>
4770 PR tree-optimization/35869
4771 * tree-vrp.c (execute_vrp): Move switch statement update after
4772 jump threading. Schedule another cfg cleanup run.
4774 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
4777 * attribs.c (decl_attributes): Return early on errorneous node.
4779 2008-04-10 Oleg Ryjkov <olegr@google.com>
4781 * tree.h (struct tree_base): Added a new flag default_def_flag.
4782 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
4784 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4786 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
4788 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4791 * pa.md: Define mode iterator P. Define mode attribute dwc.
4792 (dcacheflush): Update pattern to use iterator P and attribute dwc.
4793 (icacheflush): Likewise.
4794 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
4795 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
4797 2008-04-11 Ben Elliston <bje@au.ibm.com>
4799 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
4801 2008-04-10 Rafael Espindola <espindola@google.com>
4803 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
4804 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
4805 (extract_range_from_expr): The same.
4807 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4809 * config/mips/mips.md (GPR2): New mode iterator.
4811 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
4812 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
4813 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
4814 Rewrite these to take two modes, the mode of comparison and the
4815 mode of the destination.
4816 * config/mips/mips.c (mips_expand_scc): Instead of having
4817 paradoxical subreg as destination, expand "narrowing" scc if mode
4818 of comparison is SI and target is requested in DI mode.
4819 (mips_emit_int_order_test): Update comment. Make mode of
4820 comparison match CMP0 rather than TARGET. When creating inverse
4821 target use mode of TARGET.
4823 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4825 * gcov-dump.c (tag_summary): Only print summaries for the first
4826 GCOV_COUNTERS_SUMMABLE counters.
4828 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
4830 * config/i386/i386.md (absneg): New code iterator.
4831 (absnegprefix): New code attribute.
4832 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
4833 patterns using absneg code iterator.
4834 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
4835 using absneg code iterator.
4836 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
4837 *neg<mode>2 patterns using absneg code iterator.
4838 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4839 *negextendsfdf2 patterns using absneg code iterator.
4840 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
4841 *negextendsfxf2 patterns using absneg code iterator.
4842 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4843 *negextendsfdf2 patterns using absneg code iterator.
4844 * config/i386/sse.md (<code><mode>2): Macroize expander from
4845 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
4847 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
4849 * config/s390/s390.h: Remove the remains of the recent search
4850 & replace action of current_function_outgoing_args_size.
4852 2008-04-10 Ira Rosen <irar@il.ibm.com>
4854 PR tree-optimization/35821
4855 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
4856 NEW_STMT_LIST is not NULL.
4858 2008-04-09 David Edelsohn <edelsohn@gnu.org>
4861 * toplev.c (process_options): Remove -ffunction-sections debugging
4864 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
4866 PR middle-end/PR28690
4867 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
4868 than gen_rtx_fmt_ee to perform more canonicalizations.
4870 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4873 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
4875 2008-04-09 Richard Guenther <rguenther@suse.de>
4877 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
4878 (dump_function_to_file): Dump function arguments with types.
4880 2008-04-08 Richard Guenther <rguenther@suse.de>
4882 * fold-const.c (fold_widened_comparison): Do not allow
4883 sign-changes that change the result.
4885 2008-04-08 Janis Johnson <janis187@us.ibm.com>
4888 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
4889 kinds of indirect references.
4891 2008-04-08 David Edelsohn <edelsohn@gnu.org>
4893 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
4894 GNU Fortran language string.
4896 2008-04-08 Rafael Espindola <espindola@google.com>
4898 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
4899 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
4900 * tree.h (tree_call_nonnegative_warnv_p): New.
4902 2008-04-08 Jan Hubicka <jh@suse.cz>
4904 * function.c (free_after_compilation): Clear out regno_reg_rtx
4907 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
4910 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4912 PR middle-end/PR28690
4913 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
4914 same precedence as REG_POINTER and MEM_POINTER operands.
4916 2008-04-08 Richard Guenther <rguenther@suse.de>
4919 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
4920 for adding index to base.
4922 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
4924 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
4925 (MINGW_ENABLE_EXECUTE_STACK): New.
4926 (IN_LIBGCC2): For libgcc include windows.h file for
4927 function declarations.
4929 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
4931 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
4932 and tem2 if tem1 is not a REG or MULT.
4934 2008-04-08 Jan Hubicka <jh@suse.cz>
4936 * function.h (incomming_args): Break out of struct function.
4937 (function_subsections): Break out of struct function.
4938 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
4939 return_rtx and hard_reg_initial_vals from struct function.
4940 Kill inl_max_label_num.
4941 (current_function_pops_args, current_function_args_info,
4942 current_function_args_size, current_function_args_size,
4943 current_function_pretend_args_size,
4944 current_function_outgoing_args_size,
4945 current_function_internal_arg_pointer, current_function_return_rtx):
4946 Kill compatibility accestor macros.
4947 * builtins.c (expand_builtin_apply_args_1): Update.
4948 (expand_builtin_next_arg): Update.
4949 * df-scan.c (df_get_call_refs): Update.
4950 * dbxout.c (dbxout_function_end): Update.
4951 * dwarf2out.c (dwarf2out_switch_text_section): Update.
4952 (output_line_info): Update.
4953 (secname_for_decl): Update.
4954 (dwarf2out_var_location): Update.
4955 * function.c (free_after_compilation): Update.
4956 (assign_parm_find_stack_rtl): Update.
4957 (assign_parms): Update.
4958 (expand_dummy_function_end): Update.
4959 (expand_function_end): Update.
4960 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
4961 (expand_call): Update.
4962 (emit_library_call_value_1): Update.
4963 (store_one_arg): Update.
4964 * varasm.c (initialize_cold_section_name): Update.
4965 (unlikely_text_section): Update.
4966 (unlikely_text_section_p): Update.
4967 (assemble_start_function): Update.
4968 (assemble_end_function): Update.
4969 (default_section_type_flags): Update.
4970 (switch_to_section): Update.
4971 * integrate.c (set_decl_abstract_flags): Update.
4972 (get_hard_reg_initial_val): Update.
4973 (has_hard_reg_initial_val): Update.
4974 (allocate_initial_values): Update.
4975 * resource.c (init_resource_info): Update.
4976 * config/alpha/alpha.c (NUM_ARGS): Update.
4977 (direct_return): Update.
4978 (alpha_va_start): Update.
4979 (alpha_sa_size): Update.
4980 (alpha_initial_elimination_offset): Update.
4981 (alpha_expand_prologue): Update.
4982 (alpha_start_function): Update.
4983 (alpha_expand_epilogue): Update.
4984 (unicosmk_initial_elimination_offset):
4985 * config/alpha/alpha.md (call expander): Update.
4986 * config/s390/s390.c (s390_register_info): Update.
4987 (s390_register_info): Update.
4988 (s390_frame_info): Update.
4989 (s390_initial_elimination_offset): Update.
4990 (s390_build_builtin_va_list): Update.
4991 (s390_va_start): Update.
4992 * config/spu/spu.c (direct_return): Update.
4993 (spu_expand_prologue): Update.
4994 (spu_initial_elimination_offset): Update.
4995 (spu_build_builtin_va_list): Update.
4996 (spu_va_start): Update.
4997 * config/sparc/sparc.c (sparc_init_modes): Update.
4998 (sparc_compute_frame_size): Update.
4999 (function_value): Update.
5000 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
5001 * config/i386/i386.md (return expander): Update.
5002 * config/i386/i386.c (ix86_va_start): Update.
5003 (ix86_can_use_return_insn_p): Update.
5004 (ix86_compute_frame_layout): Update.
5005 (ix86_expand_epilogue): Update.
5006 * config/sh/sh.c (output_stack_adjust): Update.
5007 (calc_live_regs): Update.
5008 (sh_expand_prologue): Update.
5009 (sh_builtin_saveregs): Update.
5010 (sh_va_start): Update.
5011 (initial_elimination_offset): Update.
5012 (sh_allocate_initial_value): Update.
5013 (sh_function_ok_for_sibcall): Update.
5014 (sh_get_pr_initial_val): Update.
5015 * config/sh/sh.md (return expander): Update.
5016 * config/avr/avr.c (frame_pointer_required_p): UPdate.
5017 * config/crx/crx.c (crx_compute_frame): UPdate.
5018 (crx_initial_elimination_offset): UPdate.
5019 * config/xtensa/xtensa.c (compute_frame_size): Update
5020 (xtensa_builtin_saveregs): Update.
5021 (xtensa_va_start): Update.
5022 (order_regs_for_local_alloc): Update.
5023 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
5024 (xstormy16_expand_builtin_va_start): Update.
5025 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
5026 * config/m68hc11/m68hc11.md (return expanders): Update.
5027 * config/m68hc11/m68hc11.c (expand_prologue): Update.
5028 (expand_epilogue): Update.
5029 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
5030 (cris_simple_epilogue): Update.
5031 (cris_expand_prologue): Update.
5032 (cris_expand_epilogue): Update.
5033 * config/iq2000/iq2000.c (iq2000_va_start): Update.
5034 (compute_frame_size): Update.
5035 * config/mt/mt.c (mt_compute_frame_size): Update.
5036 * config/mn10300/mn10300.c (expand_prologue): Update.
5037 (expand_epilogue): Update.
5038 (initial_offset): Update.
5039 (mn10300_builtin_saveregs):
5040 * config/mn10300/mn10300.md (return expander): Update.
5041 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
5042 (ia64_initial_elimination_offset): Update.
5043 (ia64_initial_elimination_offset): Update.
5044 (ia64_expand_prologue): Update.
5045 * config/m68k/m68k.md (return expander): Update.
5046 * config/rs6000/rs6000.c (rs6000_va_start): Update.
5047 (rs6000_stack_info): Update.
5048 * config/mcore/mcore.c (layout_mcore_frame): Update.
5049 (mcore_expand_prolog): Update.
5050 * config/arc/arc.c (arc_compute_frame_size): Update.
5051 * config/score/score3.c (score3_compute_frame_size): Update.
5052 * config/score/score7.c (score7_compute_frame_size): Update.
5053 * config/arm/arm.c (use_return_insn): Update.
5054 (thumb_find_work_register): Update.
5055 (arm_compute_save_reg_mask): Update.
5056 (arm_output_function_prologue): Update.
5057 (arm_output_epilogue): Update.
5058 (arm_size_return_regs): Update.
5059 (arm_get_frame_offsets): Update.
5060 (arm_expand_prologue): Update.
5061 (thumb_exit): Update.
5062 (thumb_unexpanded_epilogue): Update.
5063 (thumb1_output_function_prologue): Update.
5064 * config/pa/pa.md (return expander): Update.
5065 * config/pa/pa.c (compute_frame_size): Update.
5066 (hppa_builtin_saveregs): Update.
5067 * config/mips/mips.c (mips_va_start): Update.
5068 (mips16_build_function_stub): Update.
5069 (mips_compute_frame_info): Update.
5070 (mips_restore_gp): Update.
5071 (mips_output_function_prologue): Update.
5072 (mips_expand_prologue): Update.
5073 * config/v850/v850.c (compute_frame_size): Update.
5074 (expand_prologue): * config/mmix/mmix.c (along): update.
5075 (mmix_initial_elimination_offset): update.
5076 (mmix_reorg): update.
5077 (mmix_use_simple_return): update.
5078 (mmix_expand_prologue): update.
5079 (mmix_expand_epilogue): Update.
5080 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
5081 (emit_link_insn): Update.
5083 2008-04-08 Anatoly Sokolov <aesok@post.ru>
5085 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
5086 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
5088 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
5091 2008-04-07 Jan Hubicka <jh@suse.cz>
5093 * function.h (rtl): Rename to x_rtl.
5095 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5096 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5097 used_temp_slots avail_temp_slots, temp_slot_level,
5098 nonlocal_goto_handler_labels): Update accesstors.
5099 (rtl): New global variable.
5100 (struct function): Move some fileds to rtl_data.
5101 (get_arg_pointer_save_area): Update prototype.
5102 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5103 get_arg_pointer_save_area.
5104 * expr.c (init_expr): Update
5105 * function.c (get_frame_size): Update
5106 (assign_stack_local): Update
5107 (expand_function_end): Update.
5108 (get_art_pointer_save_area): Update
5110 * emit-rtl.c (rtl): Declare.
5111 (regno_reg_rtx): Declare.
5112 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5114 (gen_reg_rtx): Update.
5115 * varasm.c (n_deferred_constatns): Update accestor.
5116 (init_varasm_status): Do not allocate varasm_status.
5117 (force_const_mem, get_pool_size, output_constant_pool): Update.
5118 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5119 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5120 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
5121 * sparc/sparc.h (INIT_EXPANDERS): Update.
5122 * ia64/ia64.h (INIT_EXPANDERS): Update.
5124 2008-04-07 James E. Wilson <wilson@tuliptree.org>
5126 * reload.c (push_secondary_reload): Add missing break to for loop.
5128 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5130 PR middle-end/PR28690
5131 * rtlanal.c: Update copyright years.
5132 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
5133 as REG_POINTER and MEM_POINTER operands.
5134 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
5135 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
5136 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
5137 * gcse.c: Update copyright years.
5138 (pre_delete): Call gen_reg_rtx_and_attrs.
5139 (hoist_code): Likewise.
5140 (build_store_vectors): Likewise.
5141 (delete_store): Likewise.
5142 * loop-invariant.c (move_invariant_reg): Likewise.
5143 Update copyright years.
5145 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
5147 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
5148 control string instead of quoted.
5150 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5152 * doc/rtl.texi: Rewrite of subreg section.
5154 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
5157 * config/i386/i386.c (legitimize_pic_address): Add treating
5158 of dllimport SYM_REF's.
5159 (legitimize_dllimport_symbol): Add prototype.
5161 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5163 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
5164 reference in constructor with non self-referential type.
5166 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5168 Removal of Return with Depressed Stack Pointer support
5169 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
5170 (ECF_SP_DEPRESSED): Likewise.
5171 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
5172 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
5173 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5174 (expand_call): Do not test ECF_SP_DEPRESSED.
5175 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5176 * function.c (keep_stack_depressed): Delete.
5177 (handle_epilogue_set): Likewise.
5178 (update_epilogue_consts): Likewise.
5179 (emit_equiv_load): Likewise.
5180 (thread_prologue_and_epilogue_insns): Remove support for Return with
5181 Depressed Stack Pointer.
5182 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5184 2008-04-06 Richard Guenther <rguenther@suse.de>
5186 PR tree-optimization/35400
5187 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
5188 information from SSA_NAMEs.
5190 2008-04-06 Anatoly Sokolov <aesok@post.ru>
5192 * config/avr/avr.h (avr_mega_p): Remove declaration.
5193 (AVR_MEGA): Remove macro.
5194 * config/avr/avr.c (avr_mega_p): Remove variable.
5195 (avr_override_options): Remove inicializion of avr_mega_p.
5196 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5197 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5198 (avr_jump_mode): (Ditto.).
5199 (avr_output_progmem_section_asm_op): (Ditto.).
5200 (avr_asm_init_sections): (Ditto.).
5201 (avr_asm_init_sections): (Ditto.).
5202 (avr_rtx_costs): (Ditto.).
5203 * config/avr/avr.md: (Ditto.).
5204 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
5207 2008-04-06 Richard Guenther <rguenther@suse.de>
5209 PR tree-optimization/35842
5210 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
5211 is_gimple_invariant_address.
5213 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5215 * gcc.c (default_compilers): Sync Fortran extensions list with
5216 that in fortran/lang-specs.h.
5217 * doc/invoke.texi: Likewise.
5218 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
5219 * dwarf2out.c (gen_compile_unit_die): Likewise.
5221 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
5223 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
5225 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
5228 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
5229 attribute is used for nested functions.
5231 2008-04-05 Jan Hubicka <jh@suse.cz>
5233 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
5235 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
5237 (dump_files): Update.
5238 (enable_rtl_dump_file): Do not accept letter argument.
5239 * tree-pass.h (dump_file_info): Remove letter argument.
5240 * toplev.c (decode_d_option): Update -da handling.
5241 * toplev.h (enable_rtl_dump_file): Update prototype.
5242 * passes.c (register_one_dump_file): Do not accept IPA argument; work
5243 it out based on pass type.
5244 (register_dump_files_1): Likewise.
5245 (init_optimization_passes): Update register_one_dump_file calls.
5246 (execute_one_pass): Sanity check that IPA passes are called at IPA
5247 level and RTL passes at RTL level.
5248 (execute_pass_list): IPA pass can not be after or subpass of
5250 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
5251 disallov RTL subpasses of IPA subpasses.
5253 2008-04-05 Ben Elliston <bje@au.ibm.com>
5255 * tree-cfg.c (need_fake_edge_p): Return false for calls to
5256 builtins that return exactly once and do not throw. Cache call to
5259 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
5261 PR rtl-optimization/34916
5263 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
5264 between instruction pairs.
5266 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
5268 * doc/invoke.texi: Document -mbitops for SH.
5269 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
5270 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
5271 * config/sh/sh.c (print_operand): Add %t operand code.
5272 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
5273 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
5274 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
5275 (extendqihi2): Likewise.
5276 (movqi_i): Likewise.
5277 (insv): Use bset, bclr and bst instructions for SH2A if possible.
5278 (extv): Use bld instruction for SH2A if possible.
5280 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
5281 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
5282 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
5283 (bset.b, bclr.b): Define peepholes.
5284 * config/sh/sh.opt (mbitops): New option.
5286 2008-04-04 Janis Johnson <janis187@us.ibm.com>
5289 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
5290 and view convert expression.
5292 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5295 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
5297 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
5299 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
5301 * config/i386/cpuid.h (bit_AES): New.
5302 (bit_PCLMUL): Likewise.
5304 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
5305 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
5306 SSE2 if AES or PCLMUL is enabled.
5307 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
5308 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5309 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
5310 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
5311 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
5312 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
5313 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5314 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
5315 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
5316 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
5317 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
5318 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
5319 __builtin_ia32_aeskeygenassist128 and
5320 __builtin_ia32_pclmulqdq128.
5321 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
5322 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
5323 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
5325 * config/i386/i386.h (TARGET_AES): New.
5326 (TARGET_PCLMUL): Likewise.
5327 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
5329 * config/i386/i386.md (UNSPEC_AESENC): New.
5330 (UNSPEC_AESENCLAST): Likewise.
5331 (UNSPEC_AESDEC): Likewise.
5332 (UNSPEC_AESDECLAST): Likewise.
5333 (UNSPEC_AESIMC): Likewise.
5334 (UNSPEC_AESKEYGENASSIST): Likewise.
5335 (UNSPEC_PCLMUL): Likewise.
5337 * config/i386/i386.opt (maes): New.
5338 (mpclmul): Likewise.
5340 * config/i386/sse.md (aesenc): New pattern.
5341 (aesenclast): Likewise.
5343 (aesdeclast): Likewise.
5345 (aeskeygenassist): Likewise.
5346 (pclmulqdq): Likewise.
5348 * config/i386/wmmintrin.h: New.
5350 * doc/extend.texi: Document AES and PCLMUL built-in function.
5352 * doc/invoke.texi: Document -maes and -mpclmul.
5354 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
5356 * function.c (free_after_parsing): Replace with
5357 cxx_push_function_context from C++ front-end.
5358 (allocate_struct_function): Don't call langhook.
5359 * langhooks.h (struct lang_hooks_for_functions): Delete.
5360 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
5362 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
5363 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
5364 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
5365 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
5366 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
5367 remove LANG_HOOKS_FUNCTION_INITIALIZER.
5368 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
5370 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
5371 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
5373 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5376 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
5379 2008-04-04 Richard Guenther <rguenther@suse.de>
5382 * fold-const.c (optimize_minmax_comparison): Use the correct
5383 type for the constant in the simplified comparison.
5385 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
5387 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
5388 Pass L2 size as "--param l2-cache-size" to the compiler.
5389 (decode_l2_cache): New function to decode L2 cache parameters using
5390 0x8000006 extended cpuid function.
5391 (detect_caches_amd): Determine parameters of L2 cache using
5392 decode_l2_caches function.
5393 (decode_caches_intel): Decode L2 cache parameters.
5394 (detect_caches_intel): Determine L2 cache parameters using
5395 decode_caches_intel and decode_l2_caches functions.
5397 2008-04-03 Bob Wilson <bob.wilson@acm.org>
5399 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
5400 secondary input reload for subword loads from the constant pool.
5402 2008-04-03 Janis Johnson <janis187@us.ibm.com>
5405 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
5406 constants of the appropriate size for runtime calculations.
5409 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
5410 decimal-float literal constant zero.
5412 2008-04-03 Jakub Jelinek <jakub@redhat.com>
5415 * c-parser.c (c_parser_omp_atomic): Call
5416 default_function_array_conversion on the RHS.
5419 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
5420 call is_variable_sized if decl has incomplete type.
5422 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
5424 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
5426 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
5428 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
5430 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
5431 (sgt<u>): Merge sgt and sgtu into new expander.
5432 (sgt, sgtu): Remove expanders.
5433 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
5434 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
5435 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
5436 *sgtu_<mode>_mips16 into new pattern.
5437 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
5438 (sge<u>): Merge sge and sgeu into new expander.
5439 (sge, sgeu): Remove expanders.
5440 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
5442 (*sge_<mode>, second *sge_<mode>): Remove patterns.
5443 (slt<u>): Merge slt and sltu into new expander.
5444 (slt, sltu): Remove expanders.
5445 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
5446 (*slt_<mode>, *sltu_<mode>): Remove patterns.
5447 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
5448 *sltu_<mode>_mips16 into new pattern.
5449 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
5450 (sle<u>): Merge sle and sleu into new expander.
5451 (sle, sleu): Remove expanders.
5452 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
5453 (*sle_<mode>, *sleu_<mode>): Remove patterns.
5454 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
5455 *sleu_<mode>_mips16 into new pattern.
5456 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
5458 2008-04-03 Jan Hubicka <jh@suse.cz>
5460 PR tree-optimization/35795
5461 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
5462 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5463 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5464 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5465 * score/score3.c (score3_output_mi_thunk): Likewise.
5466 * score/score7.c (score7_output_mi_thunk): Likewise.
5467 * mips/mips.c (mips_output_mi_thunk): Likewise.
5469 2008-04-03 Richard Guenther <rguenther@suse.de>
5471 * tree-vrp.c (extract_range_from_unary_expr): Handle all
5472 conversions. Simplify code.
5474 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
5476 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
5478 2008-04-03 Tom Tromey <tromey@redhat.com>
5479 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5481 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5482 * config/bfin/t-bfin-linux (generated_files): Add
5483 linux-sysroot-suffix.h.
5484 * doc/install.texi (Prerequisites): Require make 3.80.
5485 * doc/sourcebuild.texi (Front End Directory): Document new
5487 * Makefile.in (generated_files): New variable.
5488 (ALL_HOST_OBJS): New variable.
5489 ($(ALL_HOST_OBJS)): New target.
5491 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
5493 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
5494 (remap_block): Call id->transform_lang_insert_block instead
5496 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
5497 Set id.transform_lang_insert_block to NULL.
5498 (clone_body): Move to cp/optimize.c
5499 * tree-inline.h (struct copy_body_data): Change
5500 transform_lang_insert_block to function pointer.
5501 (copy_generic_body, copy_decl_no_change): Export.
5502 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
5503 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
5504 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
5506 * c-tree.h (insert_block): Kill.
5507 * c-decl.c (insert_block): Kill.
5509 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
5511 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5512 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
5513 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
5515 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
5516 argument, call {push,pop}_function_context from here.
5517 * c-parser.c: Use c_{push,pop}_function_context.
5519 * function.c (push_function_context_to): Move meat ...
5520 (push_function_context): ... here. Simplify.
5521 * function.c (pop_function_context_from): Move meat ...
5522 (pop_function_context): ... here. Simplify.
5523 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
5525 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5526 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
5527 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
5528 * tree.h (push_function_context_to, pop_function_context_from): Remove.
5530 2008-04-03 Ben Elliston <bje@au.ibm.com>
5532 * expmed.c (extract_force_align_mem_bit_field): Remove.
5534 2008-04-03 Richard Guenther <rguenther@suse.de>
5537 * expr.h (try_casesi): Adjust prototype.
5538 * expr.c (try_casesi): Take fallback label as extra parameter.
5539 Use that for gen_casesi if default_label is NULL.
5540 * stmt.c (expand_case): Pass fallback label to try_casesi,
5541 make sure to fill gaps with a fallback label if default_label
5544 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
5547 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
5549 2008-04-03 Ben Elliston <bje@au.ibm.com>
5551 * expmed.c (extract_split_bit_field): Remove if (0) code.
5552 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
5553 (do_ds_constraint): Likewise.
5555 2008-04-02 Joseph Myers <joseph@codesourcery.com>
5557 * doc/cppopts.texi (-dU): Document.
5558 * c-common.h (flag_dump_macros): Update comment.
5559 * c-opts.c (handle_OPT_d): Handle -dU.
5560 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
5561 dump_queued_macros, cb_used_define, cb_used_undef): New.
5562 (init_pp_output): Handle -dU.
5563 (cb_line_change): Call dump_queued_macros.
5564 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
5566 2008-04-02 Anatoly Sokolov <aesok@post.ru>
5568 * config/avr/predicates.md (io_address_operand): New predicate.
5569 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
5570 * config/avr/avr.c (avr_io_address_p): Remove function.
5571 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
5572 'avr_io_address_p' function.
5573 (out_movhi_r_mr): (Ditto.).
5574 (out_movqi_mr_r): (Ditto.).
5575 (out_movhi_mr_r): (Ditto.).
5576 (avr_address_cost): (Ditto.).
5578 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
5580 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
5581 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
5582 in 32bit mode when XMM registers are available to avoid store
5584 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
5585 corresponding post-reload splitters.
5587 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5589 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
5590 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
5591 __builtin_ia32_roundss.
5592 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
5593 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
5594 __builtin_ia32_roundss.
5595 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
5596 IX86_BUILTIN_SHUFPD here.
5598 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5600 * config/i386/i386.md (plogic): New.
5601 (plogicprefix): Likewise.
5603 * config/i386/mmx.md (mmx_<code><mode>3): New.
5604 (mmx_and<mode>3): Removed.
5605 (mmx_ior<mode>3): Likewise.
5606 (mmx_xor<mode>3): Likewise.
5608 * config/i386/sse.md (<code><mode>3): New.
5609 (*<code><mode>3): Likewise.
5610 (*<code><mode>3): Likewise.
5611 (<code><mode>3): Likewise.
5612 (*sse_<code><mode>3): Likewise.
5613 (*sse2_<code><mode>3): Likewise.
5614 (<code>tf3): Likewise.
5615 (*<code>tf3): Likewise.
5616 (and<mode>3): Likewise.
5617 (*and<mode>3): Likewise.
5618 (ior<mode>3): Removed.
5619 (*ior<mode>3): Likewise.
5620 (xor<mode>3): Likewise.
5621 (*xor<mode>3): Likewise.
5622 (*and<mode>3): Likewise.
5623 (*ior<mode>3): Likewise.
5624 (*xor<mode>3): Likewise.
5625 (and<mode>3): Likewise.
5626 (*sse_and<mode>3): Likewise.
5627 (*sse2_and<mode>3): Likewise.
5629 (*andtf3): Likewise.
5630 (ior<mode>3): Likewise.
5631 (*sse_ior<mode>3): Likewise.
5632 (*sse2_ior<mode>3): Likewise.
5634 (*iortf3): Likewise.
5635 (xor<mode>3): Likewise.
5636 (*sse_xor<mode>3): Likewise.
5637 (*sse2_xor<mode>3): Likewise.
5639 (*xortf3): Likewise.
5641 2008-04-02 Richard Guenther <rguenther@suse.de>
5643 PR tree-optimization/14495
5644 PR tree-optimization/34793
5645 * tree-vrp.c (struct switch_update): New structure.
5646 (to_remove_edges, to_update_switch_stmts): New VECs.
5647 (simplify_switch_using_ranges): New function. Remove not taken
5648 case labels and edges.
5649 (simplify_stmt_using_ranges): Call it.
5650 (identify_jump_threads): Mark edges we have queued for removal
5651 so we don't thread them.
5652 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
5654 * tree-cfg.c (group_case_labels): Deal with missing default label.
5655 (tree_verify_flow_info): Allow missing default label.
5656 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
5657 (emit_case_nodes): Likewise.
5658 (expand_case): Do not rely on the default label to be present.
5659 * expr.c (try_casesi): Deal with NULL default_label.
5660 (do_tablejump): Likewise.
5662 2008-04-02 Richard Guenther <rguenther@suse.de>
5664 PR tree-optimization/14495
5665 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
5666 SWITCH_EXPR here ...
5667 (vrp_visit_switch_stmt): ... but here (new function).
5668 (find_case_label_index): New helper function.
5669 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
5671 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5673 * fwprop.c: Fix ISO-C99ism.
5675 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5678 * Makefile.in (objdir): Set it here.
5679 * configure.ac: Not here. Find dynamic linker characteristics.
5680 * exec-tool.in: Use them.
5681 * aclocal.m4: Regenerate.
5682 * configure: Regenerate.
5684 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5686 * expr.c (expand_var): Delete it.
5687 * expr.h (expand_var): Delete prototype.
5688 * function.c (expand_function_start): Use expand_decl instead.
5689 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
5692 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
5694 PR rtl-optimization/35542
5695 * fwprop.c (forward_propagate_and_simplify): Replace
5696 loc_reg_mentioned_in_p with reg_mentioned_p.
5698 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5700 PR rtl-optimization/35281
5701 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
5702 (propagate_rtx_1): Handle PR_HANDLE_MEM.
5703 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
5704 (varying_mem_p): Move above propagate_rtx.
5705 (all_uses_available_at): Do not check MEMs.
5707 2008-04-02 Rafael Espindola <espindola@google.com>
5709 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
5710 (register_edge_assert_for_2): Split the cond argument.
5711 (register_edge_assert_for_1): Adjust for the change in
5712 register_edge_assert_for_2.
5713 (register_edge_assert_for): Split the cond argument.
5714 (find_switch_asserts): Adjust for the change in
5715 register_edge_assert_for.
5717 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
5719 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
5720 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
5721 offsets for 64-bit mingw.
5722 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
5723 abi for x86_64-pc-mingw.
5725 2008-04-02 Richard Guenther <rguenther@suse.de>
5727 * tree-vrp.c (extract_range_from_assert): Make sure to not
5728 produce range min/max with TREE_OVERFOW set.
5729 If merging a anti-range and a range keep the anti-range if
5730 the range covers all values of the type.
5731 (register_edge_assert_for_2): Only allow sign-changing
5732 conversions in detecting canonical range checks. Also
5733 register an assert for the unsigned name if useful.
5735 PR tree-optimization/35787
5736 * tree-vrp.c (vrp_val_max): New function.
5737 (vrp_val_min): Likewise.
5738 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
5739 (vrp_val_is_min): Likewise.
5740 (supports_overflow_infinity): Use vrp_val_{min,max}.
5741 (negative_overflow_infinity): Likewise.
5742 (positive_overflow_infinity): Likewise.
5743 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
5744 (is_positive_overflow_infinity): Likewise.
5745 (is_overflow_infinity): Likewise.
5746 (avoid_overflow_infinity): Use vrp_val_{min,max} and
5747 vrp_val_is_{min,max}.
5748 (set_and_canonicalize_value_range): Canonicalize anti-ranges
5749 to ranges if possible. Avoid empty ranges.
5751 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5754 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
5755 the expression is a function address.
5757 2008-04-01 George Helffrich <george@gcc.gnu.org>
5759 PR fortran/35154, fortran/23057
5760 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
5761 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
5762 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
5763 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
5765 (dbxout_syms): Check for COMMON-based symbol and wrap in
5766 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
5767 in bracket for efficiency.
5769 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
5770 using DW_TAG_common_block + member offset.
5771 (add_pubname_string): New function.
5772 (dw_expand_expr): New function to find block name and offset for
5774 (common_check): New function to check whether symbol in Fortran COMMON.
5775 (gen_variable_die): If COMMON, use DW_TAG_common_block.
5777 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
5780 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
5782 2008-04-02 Ben Elliston <bje@au.ibm.com>
5784 * config/v850/v850.md (casesi): Remove if (0) code.
5785 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5786 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
5788 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
5790 * config/i386/i386.md (rex64suffix): New mode attribute.
5791 (floathi<mode>2): Disable expander for SSE math.
5792 (*floathi<mode>2_1): New insn insn_and_split pattern.
5793 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
5794 corresponding post-reload splitters.
5795 (*floathi<mode>2_i387): New macroized insn pattern.
5796 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
5797 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
5798 insn_and_split pattern.
5799 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
5800 New macroized instruction patterns and corresponding post-reload
5802 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
5803 and corresponding post-reload splitters.
5804 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
5805 New macroized instruction patterns.
5806 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
5807 macroized instruction patterns and corresponding post-reload splitters.
5808 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
5809 corresponding post-reload splitters.
5810 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
5811 New macroized instruction patterns.
5812 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
5813 corresponding post-reload splitters.
5814 (*floatsi<mode>2_i387): New macroized instruction patterns.
5816 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
5818 * config/i386/i386.md (smaxmin): New.
5819 (umaxmin): Likewise.
5820 (maxminiprefix): Likewise.
5821 (maxminfprefix): Likewise.
5822 (<code><mode>3): Likewise.
5823 (smin<mode>3): Removed.
5824 (smax<mode>3): Likewise.
5826 * config/i386/mmx.md (mmx_<code>v2sf3): New.
5827 (mmx_<code>v4hi3): Likewise.
5828 (mmx_<code>v8qi3): Likewise.
5829 (mmx_smaxv2sf3): Removed.
5830 (mmx_sminv2sf3): Likewise.
5831 (mmx_umaxv8qi3): Likewise.
5832 (mmx_smaxv4hi3): Likewise.
5833 (mmx_uminv8qi3): Likewise.
5834 (mmx_sminv4hi3): Likewise.
5836 * config/i386/sse.md (<addsub><mode>3): New.
5837 (*<addsub><mode>3): Likewise.
5838 (<sse>_vm<addsub><mode>3): Likewise.
5839 (<maxmin><mode>3): Likewise.
5840 (*<maxmin><mode>3_finite): Likewise.
5841 (*<maxmin><mode>3): Likewise.
5842 (<sse>_vm<maxmin><mode>3): Likewise.
5843 (sse3_h<addsub>v4sf3): Likewise.
5844 (sse3_h<addsub>v2df3): Likewise.
5845 (<maxmin>v16qi3): Likewise.
5846 (*<maxmin>v16qi3): Likewise.
5847 (<maxmin>v8hi3): Likewise.
5848 (*<maxmin>v8hi3): Likewise.
5849 (*sse4_1_<maxmin><mode>3): Likewise.
5850 (*sse4_1_<maxmin><mode>3): Likewise.
5851 (add<mode>3): Removed.
5852 (*add<mode>3): Likewise.
5853 (<sse>_vmadd<mode>3): Likewise.
5854 (sub<mode>3): Likewise.
5855 (*sub<mode>3): Likewise.
5856 (<sse>_vmsub<mode>3): Likewise.
5857 (smin<mode>3): Likewise.
5858 (*smin<mode>3_finite): Likewise.
5859 (*smin<mode>3): Likewise.
5860 (<sse>_vmsmin<mode>3): Likewise.
5861 (smax<mode>3): Likewise.
5862 (*smax<mode>3_finite): Likewise.
5863 (*smax<mode>3): Likewise.
5864 (<sse>_vmsmax<mode>3): Likewise.
5865 (sse3_haddv4sf3): Likewise.
5866 (sse3_haddv2df3): Likewise.
5867 (sse3_hsubv4sf3): Likewise.
5868 (sse3_hsubv2df3): Likewise.
5869 (umaxv16qi3): Likewise.
5870 (*umaxv16qi3): Likewise.
5871 (smaxv8hi3): Likewise.
5872 (*smaxv8hi3): Likewise.
5873 (*sse4_1_smax<mode>3): Likewise.
5874 (*sse4_1_umax<mode>3): Likewise.
5875 (uminv16qi3): Likewise.
5876 (*uminv16qi3): Likewise.
5877 (sminv8hi3): Likewise.
5878 (*sminv8hi3): Likewise.
5879 (*sse4_1_smin<mode>3): Likewise.
5880 (*sse4_1_umin<mode>3): Likewise.
5882 2008-04-01 Rafael Espindola <espindola@google.com>
5884 * tree-cfg.c (verify_expr): remove in_phi.
5885 (verify_stmt): Don't call walk_tree with verify_expr. Use
5886 is_gimple_min_invariant instead of is_gimple_val.
5888 2008-04-01 Joseph Myers <joseph@codesourcery.com>
5890 * doc/include/gpl_v3.texi: Update for manpage generation.
5891 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
5893 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
5894 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
5895 gpl_v3.texi instead of gpl.texi.
5898 2008-04-01 Jakub Jelinek <jakub@redhat.com>
5901 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
5903 2008-04-01 Rafael Espindola <espindola@google.com>
5905 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
5906 (extract_code_and_val_from_cond): Use
5907 extract_code_and_val_from_cond_with_ops.
5909 2008-04-01 Jan Hubicka <jh@suse.cz>
5911 * function.c (free_after_compilation): Free epilogue_delay_list.
5912 (prepare_function_start): Assert that previous compilation was freed.
5914 2008-04-01 Jan Hubicka <jh@suse.cz>
5915 Jim Wilson <wilson@tuliptree.org>
5916 Andreas Tobler <andreast@gcc.gnu.org>
5919 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
5920 rtl.emit instead cfun->emit.
5921 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
5922 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
5924 2008-04-01 Ben Elliston <bje@au.ibm.com>
5926 * doc/c-tree.texi (Function Basics): Fix grammatical error.
5928 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
5930 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
5932 (fprofile-use): Add var flag_profile_use
5933 * coverage.c (coverage_begin_output): Do not open a gcno file for
5934 output only if -ftest-coverage is set.
5935 Do not add getpwd() to gcda file path.
5936 (build_gcov_info): Check the new flag
5937 flag_profile_datafile_relative_path.
5938 (coverage_init): Use profile_data_prefix.
5939 Read profile counter only if flag_profile_use is set.
5940 * opts.c (common_handle_option): New option fprofile-use=,
5941 fprofile-dir=, fprofile-generate=.
5942 * toplev.c (profile_data_prefix): New variable definition.
5943 * toplev.h (profile_data_prefix): New declaration.
5944 * doc/invoke.tex (Option Summary, Optimization Options):
5947 2008-03-31 James E. Wilson <wilson@tuliptree.org>
5949 * varasm.c (output_constant_pool_1): In LABEL_REF check,
5950 use tmp consistently.
5953 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
5954 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5955 UNSPEC_FR_RECIP_APPROX_RES.
5956 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
5958 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
5961 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
5963 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5966 * fold-const.c (fold_indirect_ref_1): Support accessing non first
5967 element of the vector via a pointer.
5969 2008-03-31 Ian Lance Taylor <iant@google.com>
5971 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
5973 2008-03-31 Jan Hubicka <jh@suse.cz>
5975 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5976 get_arg_pointer_save_area.
5977 * expr.c (init_expr): Just clear out rtl.expr.
5978 * function.c (free_after_compilation): Clear out whole RTL structure.
5979 (get_func_frame_size): Merge into ...
5980 (get_frame_size): ... this one.
5981 (assign_stack_local_1): Merge into ...
5982 (assign_stack_local): ... this one.
5983 (expand_function_end): Update call of get_arg_pointer_save_area.
5984 (get_art_pointer_save_area): Remove cfun argument.
5985 * function.h (emit_status): regno_pointer_align does not need length
5986 attribute. Move x_regno_reg_rtx to ...
5987 (regno_reg_rtx): ... new global array.
5988 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
5989 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
5990 apply_args_value, forced_labels, stack_pointer_delta):
5992 (struct varasm_status): Move here from varasm.c
5993 (struct rtl_data): New. Move here some fields from struct function.
5994 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5995 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5996 used_temp_slots avail_temp_slots, temp_slot_level,
5997 nonlocal_goto_handler_labels): Update accesstors.
5998 (rtl): New global variable.
5999 (struct function): Move some fileds to rtl_data.
6000 (get_arg_pointer_save_area): Update prototype.
6001 * emit-rtl.c (rtl): Declare.
6002 (regno_reg_rtx): Declare.
6003 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6005 (gen_reg_rtx): Update.
6006 (init_virtual_regs): Do not tate emit_status argument.
6007 (init_emit): Do not allocate emit.
6008 * varasm.c (varasm_statuc): Move to function.h.
6009 (n_deferred_constatns): Update accestor.
6010 (init_varasm_status): Do not allocate varasm_status.
6011 (force_const_mem, get_pool_size, output_constant_pool): Update.
6012 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6013 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6015 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
6017 PR rtl-optimization/35729
6018 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
6021 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
6024 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
6025 load/store if memory is unaligned.
6026 (*movti_rex64): Likewise.
6028 * config/i386/predicates.md (misaligned_operand): New.
6030 2008-03-31 Andrew Pinski <pinskia@gmail.com>
6033 * tree-ssa-phiopt.c (conditional_replacement): Return early for
6036 2008-03-31 Jan Beulich <jbeulich@novell.com>
6038 * config/ia64/constraints.md: Add 'j' constraint.
6039 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
6040 (movdi_internal): Likewise.
6042 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
6045 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
6047 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
6050 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
6051 proper error message for the third argument on blendpd and
6054 * config/i386/sse.md (blendbits): New.
6055 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
6057 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
6059 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
6061 2008-03-30 Richard Guenther <rguenther@suse.de>
6064 * fold-const.c (fold_sign_changed_comparison): Do leave
6065 conversions to base-types alone.
6067 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6069 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
6070 the link register if one altivec register is be saved.
6072 2008-03-30 Ben Elliston <bje@au.ibm.com>
6074 * final.c (final_scan_insn): Remove if (0) code.
6076 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
6078 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
6080 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
6082 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
6083 of V4SFmode to ix86_binary_operator_ok.
6085 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
6087 * config/i386/i386.c (override_options): Initialize
6088 ix86_veclib_handler to ix86_veclibabi_svml when
6089 -mveclibabi=svml is used.
6090 (ix86_veclibabi_svml): New function for SVML ABI style
6091 vectorization support.
6092 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
6094 2008-03-28 Rafael Espindola <espindola@google.com>
6096 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
6097 (tree_binary_nonnegative_warnv_p): Make it public.
6098 (tree_single_nonnegative_warnv_p): Make it public.
6099 (tree_invalid_nonnegative_warnv_p): Make it public.
6100 (tree_unary_nonzero_warnv_p): Make it public.
6101 (tree_binary_nonzero_warnv_p): Make it public
6102 (tree_single_nonzero_warnv_p): Make it public.
6103 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
6104 (extract_range_from_binary_expr): Split the expr argument.
6105 (extract_range_from_unary_expr): Split the expr argument.
6106 (extract_range_from_comparison): Split the expr argument.
6107 (extract_range_from_expr): Use the new aux functions.
6108 (vrp_evaluate_conditional_warnv): Use
6109 vrp_evaluate_conditional_warnv_with_ops.
6110 * tree.h (tree_unary_nonzero_warnv_p): Declare.
6111 (tree_binary_nonzero_warnv_p): Declare.
6112 (tree_single_nonzero_warnv_p): Declare.
6113 (tree_expr_nonzero_warnv_p): Declare.
6114 (tree_unary_nonnegative_warnv_p): Declare.
6115 (tree_binary_nonnegative_warnv_p): Declare.
6116 (tree_single_nonnegative_warnv_p): Declare.
6117 (tree_invalid_nonnegative_warnv_p): Declare.
6119 2008-03-28 Richard Guenther <rguenther@suse.de>
6121 PR tree-optimization/30317
6122 PR tree-optimization/30911
6123 PR tree-optimization/34793
6124 * tree-vrp.c (set_and_canonicalize_value_range): New function.
6125 (struct assert_locus_d): New member EXPR.
6126 (register_new_assert_for): Add EXPR parameter to support
6127 ASSERT_EXPR <name, expr OP limit>.
6128 (register_edge_assert_for_1): Adjust callers.
6129 (find_assert_locations): Likewise.
6130 (process_assert_insertions_for): Build condition from expression.
6131 (extract_range_from_assert): Handle ASSERT_EXPRs
6132 of the form ASSERT_EXPR <name, expr OP limit>.
6133 (register_edge_assert_for_2): New helper registering
6134 asserts for comparisons. Recognize range tests of the form
6135 (unsigned)i - CST1 OP CST2.
6136 (register_edge_assert_for_1): Use it.
6137 (register_edge_assert_for): Likewise.
6138 (needs_overflow_infinity): Integer sub-types
6139 do not need overflow infinities.
6140 (vrp_val_is_max): The extreme values of integer sub-types
6141 are those of the base type.
6142 (vrp_val_is_min): Likewise.
6143 * tree.def (ASSERT_EXPR): Document extra allowed conditional
6146 2008-03-28 Nick Clifton <nickc@redhat.com>
6149 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6150 Return GENERAL_REGS for stack adjustment reloads.
6152 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6155 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
6156 const_vector when all the vectors are constant.
6158 2008-03-27 Bob Wilson <bob.wilson@acm.org>
6160 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
6162 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
6163 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
6165 (s<code>_sf): Use new scc_sf attribute for opcode names.
6167 2008-03-27 Tom Tromey <tromey@redhat.com>
6169 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
6170 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
6171 config/spu/t-spu-elf, config/i386/t-interix,
6172 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
6173 config/i386/x-darwin, config/i386/x-mingw32,
6174 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
6175 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
6176 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
6177 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
6178 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
6179 config/rs6000/x-darwin, config/rs6000/t-rs6000,
6180 config/score/t-score-elf, config/arm/t-strongarm-pe,
6181 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
6182 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
6183 Revert automatic dependency patch.
6185 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
6188 * config/i386/i386.c (ix86_function_arg_boundary): Align
6189 decimal floating point to its natural boundary.
6191 2008-03-27 Richard Guenther <rguenther@suse.de>
6194 * fold-const.c (fold_comparison): Restrict distinct decl
6195 comparison folding to VAR_DECLs and PARM_DECLs. Do not
6196 solely rely on operand_equal_p.
6198 2008-03-27 Richard Guenther <rguenther@suse.de>
6201 * c-common.c (handle_weak_attribute): Reject combination of
6204 2008-03-27 Richard Guenther <rguenther@suse.de>
6206 PR tree-optimization/32810
6207 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
6208 conversions from DECL_INITIAL.
6209 (fold_const_aggregate_ref): Likewise from constructor elements.
6211 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
6213 * tree-affine.h (aff_combination_expand): Declare.
6214 (get_inner_reference_aff): Likewise.
6215 * tree-affine.c (aff_combination_expand): Split out from
6216 tree_to_aff_combination_expand.
6217 (get_inner_reference_aff): New function.
6218 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
6219 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
6220 (struct lim_aux_data): sm_done field removed.
6221 (mem_ref_loc_p, mem_ref_locs_p): New types.
6222 (struct mem_ref): Added id, stored, accesses_in_loop,
6223 indep_loop, dep_loop, indep_ref, dep_ref fields.
6224 Removed is_stored, locs and next fields.
6225 (memory_accesses): New variable.
6226 (movement_possibility): Do not allow moving statements
6227 that store to memory.
6228 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
6230 (determine_max_movement): For statements with memory references,
6231 find the outermost loop in that the reference is independent.
6232 (move_computations_stmt): Mark the virtual operands for renaming.
6233 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
6234 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
6235 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
6236 add_vop_ref_mapping, create_vop_ref_mapping_loop,
6237 create_vop_ref_mapping, analyze_memory_references,
6238 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
6239 get_all_locs_in_loop, ref_always_accessed_p,
6240 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
6241 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
6242 store_motion_loop, store_motion): New functions.
6243 (struct vop_to_refs_elt): New type.
6244 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
6245 memref_hash, memref_eq, hoist_memory_references): Rewritten.
6246 (schedule_sm): Replaced by...
6247 (execute_sm): ... this.
6248 (determine_lsm_ref, hoist_memory_references,
6249 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
6250 find_more_ref_vops, free_mem_ref, free_mem_refs,
6251 determine_lsm_loop, determine_lsm): Removed.
6252 (tree_ssa_lim_finalize): Free data structures used by store motion.
6253 (tree_ssa_lim): Call analyze_memory_references. Use
6254 store_motion instead of determine_lsm.
6256 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6258 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
6259 rename tmake_file to m68hc11/t-m68hc11.
6260 (mcore): Set inhibit_libc to true.
6261 * config.host (alpha*-dec-*vms*): Set extra_programs.
6262 (interix3*): Don't use host_xmake_file.
6263 * configure.ac: Let config.gcc override inhibit_libc.
6264 * configure: Regenerate.
6266 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
6267 * config/t-openbsd-thread: Remove commented out lines.
6269 * config/x-interix: Remove.
6271 * config/m68hc11/t-m68hc11-gas: Rename to...
6272 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
6274 * config/mcore/t-mcore: Remove T_CFLAGS.
6275 * config/mcore/t-mcore-pe: Likewise.
6277 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6279 * configure.ac: Replace custom __GNU_SOURCE test with
6280 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
6281 * aclocal.m4: Regenerate.
6282 * configure: Regenerate.
6283 * config.in: Regenerate.
6285 2008-03-27 Richard Guenther <rguenther@suse.de>
6287 * fold-const.c (target.h): Include.
6288 (fold_comparison): Fold comparison of addresses of decls
6289 that bind locally or of constants. Consolidate address folding code.
6290 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
6291 results from fold_binary_to_constant.
6292 (compare_values_warnv): Likewise.
6294 2008-03-27 Andrew Pinski <pinskia@gmail.com>
6297 * fold-const.c (fold_truthop): Check for integeral types when folding
6298 a == 0 && b == 0 and a != 0 || b != 0 .
6300 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
6302 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
6304 2008-03-26 Andreas Schwab <schwab@suse.de>
6306 * doc/invoke.texi: Fix use of @item vs. @itemx.
6308 2008-03-26 Tom Tromey <tromey@redhat.com>
6310 * Makefile.in (build/gensupport.o, build/print-rtl.o,
6311 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
6312 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
6313 build/gencodes.o, build/genconditions.o, build/genconfig.o,
6314 build/genconstants.o, build/genemit.o, build/genextract.o,
6315 build/genflags.o, build/genmddeps.o, build/genopinit.o,
6316 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
6319 2008-03-26 Richard Guenther <rguenther@suse.de>
6322 2008-03-26 Richard Guenther <rguenther@suse.de>
6324 * fold-const.c (target.h): Include.
6325 (fold_comparison): Fold comparison of addresses of two decls
6326 that bind locally. Consolidate address folding code.
6328 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6330 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
6331 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
6332 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
6333 dconstsqrt2, dconstthird, dconste and/or dconst10.
6334 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
6335 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
6336 dconstsqrt2, dconste): Delete.
6337 (init_emit_once): Likewise. Simplify initializing dconstm1.
6339 * real.c (get_real_const): New.
6340 * real.h (dconst3, dconst10, dconstm2, dconstthird,
6341 dconstsqrt2, dconste): Delete.
6342 (real_value_const, get_real_const): New.
6344 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
6346 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
6348 * config/i386/i386.c (ix86_function_arg_boundary): Check
6349 BIGGEST_ALIGNMENT instead of 128.
6350 (setup_incoming_varargs_64): Likewise.
6352 2008-03-26 Tom Tromey <tromey@redhat.com>
6354 * Makefile.in (DEPFILES): Add missing '/'.
6356 2008-03-26 Richard Guenther <rguenther@suse.de>
6358 * fold-const.c (target.h): Include.
6359 (fold_comparison): Fold comparison of addresses of two decls
6360 that bind locally. Consolidate address folding code.
6362 2008-03-26 Nick Clifton <nickc@redhat.com>
6365 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
6366 not allow INT+INT as a legitimate addressing mode.
6368 2008-03-26 Richard Guenther <rguenther@suse.de>
6370 * tree-flow.h (widen_bitfield): Remove declaration.
6371 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
6372 (widen_bitfield): Remove function.
6373 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
6376 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6379 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
6382 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
6384 PR rtl-optimization/35232
6385 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
6386 (forget_old_reloads_1, forget_marked_reloads): Don't clear
6387 reg_reloaded_call_part_clobbered here.
6388 (reload_regs_reach_end_p): New function.
6389 (reload_reg_rtx_for_input): New variable.
6390 (reload_reg_rtx_for_output): Likewise.
6391 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
6392 when reassigning a pseudo register. Load reloadreg from
6393 reload_reg_rtx_for_input, moving the mode and register
6395 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
6396 instead of the original when deciding whether an input reload
6397 would be a no-op or whether an output reload can be deleted.
6398 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
6399 when setting up new_spill_reg_store. Load it from
6400 reload_reg_rtx_for_output, moving the mode and register
6402 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
6403 instead of the original when deciding whether an output reload
6404 would be a no-op. Do the same when modifying insn notes.
6405 Use rtx_equal_p instead of == to compare the registers.
6406 (inherit_piecemeal_p): Take a mode and two register numbers
6408 (emit_reload_insns): Clear new_spill_reg_store for every hard
6409 register in the reload register. Remove spill registers
6410 from reg_reloaded_valid before considering whether to record
6411 inheritance information for them. Use reload_reg_rtx_for_output
6412 instead of reg_rtx when recording output reloads. Use
6413 reload_reg_rtx_for_input instead of reg_rtx when recording
6414 input reloads. Set or clear reg_reloaded_call_part_clobbered
6415 at the same time as setting reg_reloaded_valid.
6416 (delete_output_reload): Add a new_reload_reg parameter and use it
6417 instead of rld[j].reg_rtx.
6418 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
6421 2008-03-25 Tom Tromey <tromey@redhat.com>
6423 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
6424 (build/genattr.o): Likewise.
6425 (build/genattrtab.o): Likewise.
6426 (build/gencodes.o): Likewise.
6427 (build/genconfig.o): Likewise.
6428 (build/genconstants.o): Likewise.
6429 (build/genemit.o): Likewise.
6430 (build/genextract.o): Likewise.
6431 (build/genflags.o): Likewise.
6433 2008-03-25 Bob Wilson <bob.wilson@acm.org>
6435 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
6436 instead of size_int for integer types.
6437 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
6438 to match type of MINUS_EXPR.
6440 2008-03-25 Tom Tromey <tromey@redhat.com>
6442 * configure: Rebuilt.
6443 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
6446 2008-03-25 Tom Tromey <tromey@redhat.com>
6448 * config/x-solaris (host-solaris.o): Update.
6449 * config/x-linux (host-linux.o): Update.
6450 * config/x-hpux (host-hpux.o): Update.
6451 * config/x-darwin (host-darwin.o): Update.
6452 * config/v850/t-v850e (v850-c.o): Update.
6453 * config/v850/t-v850 (v850-c.o): Update.
6454 * config/t-vxworks (vxworks.o): Update.
6455 * config/t-sol2 (sol2-c.o, sol2.o): Update.
6456 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
6457 * config/spu/t-spu-elf (spu-c.o): Update.
6459 * config/sh/t-symbian (sh-c.o): Update.
6460 (symbian.o): Update.
6461 * config/sh/t-sh (sh-c.o): Update.
6462 * config/score/t-score-elf (score7.o, score3.o): Update.
6463 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
6464 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
6465 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
6466 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
6468 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6469 * config/m32c/t-m32c (m32c-pragma.o): Update.
6470 * config/ia64/t-ia64 (ia64-c.o): Update.
6471 * config/i386/x-mingw32 (host-mingw32.o): Update.
6472 * config/i386/x-i386 (driver-i386.o): Update.
6473 * config/i386/x-darwin (host-i386-darwin.o): Update.
6474 * config/i386/x-cygwin (host-cygwin.o): Update.
6475 * config/i386/t-nwld (nwld.o): Update.
6476 * config/i386/t-netware (netware.o): Update.
6477 * config/i386/t-interix (winnt.o): Update.
6478 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
6479 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
6480 msformat-c.o): Update.
6481 * config/bfin/t-bfin-linux (generated_files): Add
6482 linux-sysroot-suffix.h.
6483 * config/arm/t-wince-pe (pe.o): Update.
6484 * config/arm/t-strongarm-pe (pe.o): Update.
6485 * config/arm/t-pe (pe.o): Update.
6486 * config/arm/t-arm (arm-c.o): Update.
6487 * doc/install.texi (Prerequisites): Require make 3.80.
6488 * Makefile.in: Remove .o targets.
6489 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
6490 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
6491 (simple_generated_h, simple_generated_c): Move earlier.
6492 (generated_files): New variable.
6493 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
6494 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
6495 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
6496 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
6497 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
6498 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
6499 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
6500 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
6501 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
6502 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
6503 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
6504 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
6506 (COMPILE.base, COMPILE): New variables.
6507 (%.o): New pattern rule.
6508 (ALL_HOST_OBJS): New variable.
6509 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
6510 (dummy-checksum.o, cc1-checksum.o): Remove.
6511 (DRIVER_SHLIB): New variable.
6512 (DRIVER_DEFINES): Use it.
6513 (gencondmd.c): Move out of build/.
6514 (s-conditions): Update.
6515 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
6516 (ALL_BUILD_OBJS): Likewise.
6517 (build/%.o): Use BUILDCOMPILE.
6518 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
6519 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
6520 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
6521 build/gencheck.o, build/gencodes.o, build/genconditions.o,
6522 build/genconfig.o, build/genconstants.o, build/genemit.o,
6523 build/genextract.o, build/genflags.o, build/genmddeps.o,
6524 build/genopinit.o, build/genoutput.o, build/genpeep.o,
6525 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
6526 build/gen-protos.o, build/scan.o, build/fix-header.o,
6527 build/scan-decls.o): Simplify.
6528 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
6529 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
6530 prefix.o, toplev.o): Reduce to variable setting.
6531 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
6532 ($(out_object_file), gcc-options.o): New targets.
6533 ($(ALL_HOST_OBJS)): New target. Include dependency files.
6534 * configure: Rebuilt.
6535 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
6536 * doc/sourcebuild.texi (Front End Directory): Document new variable.
6538 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
6540 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
6541 complain when we hit an error, return ERROR_MARK_NODE.
6543 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6545 * config/sh/constraints.md (Pso, Psz): New constraints.
6546 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
6547 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
6549 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6551 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
6552 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
6554 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6556 * config/sh/sh.md (prefetch): Add condition for SH2A target.
6557 (prefetch_sh2a): New.
6559 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6560 Naveen.H.S <naveen.hs@kpitcummins.com>
6562 * config/sh/constraints.md (I28): New constraint.
6563 * config/sh/sh.c (broken_move): Add support for movi20s.
6564 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
6566 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
6567 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6568 Naveen.H.S <naveen.hs@kpitcummins.com>
6570 * config/sh/sh.c (SH_ATTRIBUTES): Define.
6571 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6572 (print_operand): Handle resbank in %@ operand code.
6573 (sh_encode_section_info): New.
6574 (push_regs): Add conditions for resbank.
6575 (sh_expand_epilogue): Likewise.
6576 (sh_insert_attributes): Likewise.
6577 (sh_attribute_table): Likewise.
6578 (sh_handle_resbank_handler_attribute): New.
6579 (sh2a_handle_function_vector_handler_attribute): New.
6580 (sh2a_is_function_vector_call): New.
6581 (sh2a_get_function_vector_number): New.
6582 (sh2a_function_vector_p): New.
6583 (sh_cfun_resbank_handler_p): New.
6584 * config/sh/sh.md (calli): Emit jsr/n if possible.
6585 (calli_tbr_rel): New.
6586 (calli_pcrel): Emit jsr/n if possible.
6587 (return_i): Emit rts/n if possible.
6588 (call_valuei_tbr_rel): New.
6589 (call_valuei_pcrel): Add condition for SH2A target.
6590 (call_value): Likewise.
6591 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
6592 (sh2a_get_function_vector_number): Likewise.
6593 (sh2a_is_function_vector_call): Likewise.
6594 * doc/extend.texi: Document TBR relative addressing of SH2A.
6595 (resbank): Add description for SH2A.
6597 2008-03-24 Richard Guenther <rguenther@suse.de>
6600 * gimplify.c (gimplify_modify_expr): For frontend type-correct
6601 pointer assignments change conversions according to middle-end rules.
6602 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
6603 * configure.ac: Include type checking in yes.
6604 * configure: Regenerate.
6606 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6608 * diagnostic.c (diagnostic_count_diagnostic): Delete.
6609 (diagnostic_report_diagnostic): Update. Handle ICEs here.
6611 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
6613 * gthr-vxworks.h (UNUSED): Define.
6615 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
6617 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
6619 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
6621 * doc/extend.texi (Function Attributes): Add missing comma in the
6622 example of the "alloc_size" attribute.
6624 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
6627 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6629 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6632 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6635 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6636 of the underlying type of a MS bitfield layout to the natural
6637 alignment of the type.
6639 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6641 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6642 to their natural alignment to avoid store forwarding stalls.
6644 2008-03-22 Richard Guenther <rguenther@suse.de>
6646 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
6647 For PHI nodes verify the address is invariant.
6648 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
6649 (get_symbol_constant_value): Use is_gimple_min_invariant.
6650 (maybe_fold_stmt_indirect): Likewise.
6652 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
6654 PR rtl-optimization/33927
6655 * Makefile.in (dse.o): Depend on $(TM_P_H).
6656 * expr.h (extract_low_bits): Declare.
6657 * expmed.c (extract_low_bits): New function.
6658 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
6659 * dse.c: Include tm_p.h.
6660 (find_shift_sequence): Remove the read_reg argument and return the
6661 read value. Emit the instructions instead of returning them.
6662 Iterate on new_mode rather than calculating it each time.
6663 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
6664 source to NEW_MODE and extract_low_bits to convert the shifted
6666 (replace_read): Allow the load and store to have different mode
6667 classes. Use extract_low_bits when SHIFT == 0. Create the shift
6668 or extraction instructions before trying the replacement. Update
6669 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
6671 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6673 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6674 to their natural alignment to avoid store forwarding stalls.
6676 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6679 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
6680 encouraging but not allowing gprs for input;
6681 change the input constraint to !f#r.
6682 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
6684 change the output constraint to !f#r.
6686 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
6689 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
6690 corresponding post-reload splitters.
6691 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
6692 when x87 FP math is selected.
6693 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
6694 New function prototype.
6695 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
6696 unreachable function to ease macroization of insn patterns.
6698 2008-03-21 Martin Jambor <mjambor@suse.cz>
6700 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
6701 reference dumps if ddr is NULL or dependence is unknown.
6703 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6705 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
6706 unsigned extension into account.
6707 (ATOMIC_COMPARE_AND_SWAP): Likewise.
6708 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
6709 Do computations on a scratch register.
6711 2008-03-21 Richard Guenther <rguenther@suse.de>
6713 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
6714 Use is_gimple_min_invariant instead of TREE_INVARIANT.
6715 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
6716 * tree-ssa-dom.c (record_equality): Likewise.
6717 * tree-inline.c (copy_body_r): Likewise.
6718 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
6721 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6723 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
6724 as 'delete_unused' argument.
6726 2008-03-20 Richard Guenther <rguenther@suse.de>
6728 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
6729 special casing of constant qualifiers.
6730 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
6731 care about them in general.
6732 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
6733 regardless of their type.
6734 (fold_stmt_r): Forcefully fold *& if we end up with that.
6736 2008-03-20 Paul Brook <paul@codesourcery.com>
6738 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
6739 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
6741 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
6743 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
6744 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
6746 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
6748 * common.opt (Wmudflap): New option.
6749 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
6750 (mx_register_decls): Likewise.
6751 (mudflap_finish_file): Likewise.
6752 * doc/invoke.texi: Document -Wno-mudflap.
6754 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
6756 * c-format.c (replace_format_name_to_system_name): New.
6758 (convert_format_name_to_system_name): New.
6759 (decode_format_attr): Add use of convert_format_name_to_system_name.
6760 (format_types_orig): Add gnu_ prefix to names.
6761 (check_format_info_main): Special treating of \0 escaped names for
6762 supporting multi-character format specifiers as I32, I64.
6763 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
6764 (gnu_target_overrides_format_attributes): New.
6765 * c-format.h: Add structure target_ovr_attr to hold
6766 system specific formatter names.
6767 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
6768 msformat-c.o file to c_target_objs and cxx_target_objs.
6769 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6770 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
6771 (TARGET_N_FORMAT_TYPES): New.
6772 * config/i386/msformat-c.c: New.
6773 * config/i386/t-cygming: Add build rule for msformat-c.o.
6774 * doc/extend.texi: Add new format names gnu_* and ms_* and
6776 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6778 2008-03-20 Ira Rosen <irar@il.ibm.com>
6780 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
6781 optimizations turned on under -O3.
6782 (ftree-vectorize): Add that the flag is turned on with -O3.
6784 2008-03-20 Ben Elliston <bje@au.ibm.com>
6786 * regmove.c (try_auto_increment): Fix spelling error in comment.
6787 * final.c (final_scan_insn): Likewise.
6789 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
6792 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
6793 allocator preferences for "y" and "r" class registers.
6794 ("*mov<mode>_internal"): Ditto.
6795 ("*movv2sf_internal_rex64"): Ditto.
6796 ("*movv2sf_internal"): Ditto.
6798 2008-03-19 Michael Matz <matz@suse.de>
6801 * calls.c (expand_call): Check overlap of arguments with call
6802 address for sibcalls.
6804 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6807 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6808 of the underlying type of a MS bitfield layout to the natural
6809 alignment of the type.
6811 2008-03-19 Jan Hubicka <jh@suse.cz>
6814 * toplev.c (decode_d_option): Handle all CPP flags.
6815 * tree-vrp.c: Update tree_pass descriptors.
6816 * regrename.c: Update tree_pass descriptors.
6817 * fwprop.c: Update tree_pass descriptors.
6818 * doc/invoke.texi: Remove documentation of dropped -d? flags.
6819 * tree-into-ssa.c: Update tree_pass descriptors.
6820 * tree-dump.c: Update tree_pass descriptors.
6821 * tree-complex.c: Update tree_pass descriptors.
6822 * tree-dump.h: Update tree_pass descriptors.
6823 * see.c: Update tree_pass descriptors.
6824 * cgraphbuild.c: Update tree_pass descriptors.
6825 * tracer.c: Update tree_pass descriptors.
6826 * tree-loop-distribution.c: Update tree_pass descriptors.
6827 * cgraph.c: Update tree_pass descriptors.
6828 * postreload-gcse.c: Update tree_pass descriptors.
6829 * postreload.c: Update tree_pass descriptors.
6830 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
6831 * tree-tailcall.c: Update tree_pass descriptors.
6832 * tree-pass.h (tree_opt_pass): Rename to ...
6833 (opt_pass) ... this one; add "type" field and remove letter field.
6834 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
6835 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
6836 all_lowering_passes): Update declaration.
6837 * ipa-cp.c: Update tree_pass descriptors.
6838 * final.c: Update tree_pass descriptors.
6839 * omp-low.c: Update tree_pass descriptors.
6840 * tree-ssa-dse.c: Update tree_pass descriptors.
6841 * ipa-reference.c: Update tree_pass descriptors.
6842 * tree-ssa-uncprop.c: Update tree_pass descriptors.
6843 * auto-inc-dec.c: Update tree_pass descriptors.
6844 * reorg.c: Update tree_pass descriptors.
6845 * cgraphunit.c: Update tree_pass descriptors.
6846 * tree-ssa-copyrename.c: Update tree_pass descriptors.
6847 * tree-ssa-ccp.c: Update tree_pass descriptors.
6848 * df-core.c: Update tree_pass descriptors.
6849 * mode-switching.c: Update tree_pass descriptors.
6850 * tree-nomudflap.c: Update tree_pass descriptors.
6851 * modulo-sched.c: Update tree_pass descriptors.
6852 * ipa-pure-const.c: Update tree_pass descriptors.
6853 * cse.c: Update tree_pass descriptors.
6854 * web.c: Update tree_pass descriptors.
6855 * tree-stdarg.c: Update tree_pass descriptors.
6856 * tree-ssa-math-opts.c: Update tree_pass descriptors.
6857 * tree-ssa-dom.c: Update tree_pass descriptors.
6858 * tree-nrv.c: Update tree_pass descriptors.
6859 * tree-ssa-alias.c: Update tree_pass descriptors.
6860 * loop-init.c: Update tree_pass descriptors.
6861 * gimple-low.c: Update tree_pass descriptors.
6862 * ipa-inline.c: Update tree_pass descriptors.
6863 * tree-ssa-sink.c: Update tree_pass descriptors.
6864 * global.c: Update tree_pass descriptors.
6865 * ifcvt.c: Update tree_pass descriptors.
6866 * jump.c: Update tree_pass descriptors.
6867 * predict.c: Update tree_pass descriptors.
6868 * tree-ssa-loop.c: Update tree_pass descriptors.
6869 * recog.c: Update tree_pass descriptors.
6870 * dse.c: Update tree_pass descriptors.
6871 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
6872 * tree-eh.c: Update tree_pass descriptors.
6873 * regmove.c: Update tree_pass descriptors.
6875 * function.c: Update tree_pass descriptors.
6876 * tree-vectorizer.c: Update tree_pass descriptors.
6877 * gcse.c: Update tree_pass descriptors.
6878 * ipa-type-escape.c: Update tree_pass descriptors.
6879 * tree-if-conv.c: Update tree_pass descriptors.
6880 * init-regs.c: Update tree_pass descriptors.
6881 * ipa.c: Update tree_pass descriptors.
6882 * tree-ssa-phiopt.c: Update tree_pass descriptors.
6883 * rtl-factoring.c: Update tree_pass descriptors.
6884 * lower-subreg.c: Update tree_pass descriptors.
6885 * bt-load.c: Update tree_pass descriptors.
6886 * tree-dfa.c: Update tree_pass descriptors.
6887 * except.c: Update tree_pass descriptors.
6888 * emit-rtl.c: Update tree_pass descriptors.
6889 * cfgexpand.c: Update tree_pass descriptors.
6890 * tree-cfgcleanup.c: Update tree_pass descriptors.
6891 * cfgcleanup.c: Update tree_pass descriptors.
6892 * tree-ssa-pre.c: Update tree_pass descriptors.
6893 * tree-sra.c: Update tree_pass descriptors.
6894 * tree-mudflap.c: Update tree_pass descriptors.
6895 * tree-ssa-copy.c: Update tree_pass descriptors.
6896 * cfglayout.c: Update tree_pass descriptors.
6897 * tree-ssa-forwprop.c: Update tree_pass descriptors.
6898 * tree-ssa-dce.c: Update tree_pass descriptors.
6899 * tree-ssa.c: Update tree_pass descriptors.
6900 * regclass.c: Update tree_pass descriptors.
6901 * integrate.c: Update tree_pass descriptors.
6902 * tree-optimize.c: Update tree_pass descriptors.
6903 * tree-ssa-phiprop.c: Update tree_pass descriptors.
6904 * tree-object-size.c: Update tree_pass descriptors.
6905 * combine.c: Update tree_pass descriptors.
6906 * tree-outof-ssa.c: Update tree_pass descriptors.
6907 * bb-reorder.c: Update tree_pass descriptors.
6908 * stack-ptr-mod.c: Update tree_pass descriptors.
6909 * var-tracking.c: Update tree_pass descriptors.
6910 * tree-profile.c: Update tree_pass descriptors.
6911 * tree-vect-generic.c: Update tree_pass descriptors.
6912 * reg-stack.c: Update tree_pass descriptors.
6913 * sched-rgn.c: Update tree_pass descriptors.
6914 * tree-ssa-structalias.c: Update tree_pass descriptors.
6915 * tree-cfg.c: Update tree_pass descriptors.
6916 * passes.c (current_pass): Update declaration.
6917 (finish_optimization_passes): Update.
6918 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
6919 (register_one_dump_file, register_dump_files_1, next_pass_1):
6921 (init_optimization_passes): Update handling of new types.
6922 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
6923 * ipa-struct-reorg.c: Update tree_pass descriptors.
6924 * tree-ssa-reassoc.c: Update tree_pass descriptors.
6925 * combine-stack-adj.c: Update tree_pass descriptors.
6926 * cfgrtl.c: Update tree_pass descriptors.
6927 * dce.c: Update tree_pass descriptors.
6928 * tree-ssanames.c: Update tree_pass descriptors.
6930 2008-03-19 Richard Guenther <rguenther@suse.de>
6933 * tree-ssa.c (walk_data): New structure.
6934 (warn_uninitialized_var): If not always_executed warn with "maybe"
6936 (execute_early_warn_uninitialized): Compute post-dominators.
6937 Initialize always_executed before processing each basic block.
6939 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6942 * config/i386/i386.c (x86_this_parameter): Calculate correct location
6943 of "this" pointer when "regparm = N" or "fastcall" is in effect.
6945 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6947 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
6949 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
6951 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
6953 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
6954 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
6955 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
6956 target after ignore has been set, and move there also the commputation
6957 of subtarget and original_target.
6958 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
6959 (LANG_HOOKS_INITIALIZER): Remove it.
6960 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
6962 2008-03-18 Richard Guenther <rguenther@suse.de>
6964 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
6965 found an expression with constants, note that in the VN for the lhs.
6966 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
6967 fold them to constants if possible. Run cleanup_cfg if done so.
6968 (execute_pre): Return todo.
6970 (execute_fre): Likewise.
6971 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
6973 (get_prop_source_stmt): Look through pointer conversions.
6975 2008-03-18 Jan Hubicka <jh@suse.cz>
6977 * tree-pretty-print.c: Include predict.h.
6978 (dump_generic_node): Dump predictor.
6979 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
6980 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
6981 * gimple-low.c (lower_stmt): Likewise.
6982 * expr.c (expand_expr_real): Likewise.
6983 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
6985 (build_predict_expr, build_predict_expr): New.
6986 * predict.h (predictor_name, build_predict_expr): Update.
6987 * c-typeck.c (c_finish_bc_stmt): Add prediction.
6988 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
6989 * predict.def (PRED_CONTINUE): Update hitrate.
6990 * tree.def (PREDICT_EXPR): Define.
6991 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
6992 do not handle BIND_EXPR.
6993 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
6994 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
6995 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
6998 2008-03-18 Michael Matz <matz@suse.de>
7000 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
7002 2008-03-18 Richard Guenther <rguenther@suse.de>
7004 * tree-gimple.h (is_gimple_invariant_address): Declare.
7005 (is_gimple_constant): Likewise.
7006 * tree-gimple.c (is_gimple_constant): New function.
7007 (is_gimple_invariant_address): Likewise.
7008 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
7009 and is_gimple_invariant_address.
7010 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
7012 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
7013 an addressable base.
7015 2008-03-18 Jakub Jelinek <jakub@redhat.com>
7018 * gimplify.c (gimplify_expr): Gimplify second operand of
7021 2008-03-17 Richard Guenther <rguenther@suse.de>
7023 PR tree-optimization/19637
7024 * fold-const.c (fold_unary): Remove restrictions of removing
7025 intermediate pointer-conversions (P2)(P1)P0.
7026 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
7027 conversion to void pointer.
7028 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
7030 2008-03-16 James E. Wilson <wilson@tuliptree.org>
7033 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
7034 emulated thread local variables.
7036 2008-03-16 Richard Guenther <rguenther@suse.de>
7039 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
7040 expand TREE_INVARIANT operations that are not gimple invariant.
7042 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
7044 * doc/extend.texi (Alignment): Say that the ABI controls
7045 the __alignof__ for non-strict-alignment targets rather
7046 than being a recommendation.
7048 2008-03-15 Paul Brook <paul@codesourcery.com>
7050 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
7052 (arm_output_fn_unwind): Mark functions that can not be unwound.
7054 2008-03-15 Paul Brook <paul@codesourcery.com>
7056 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
7057 extension instructions.
7059 2008-03-15 Richard Guenther <rguenther@suse.de>
7061 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
7062 and fold constant aggregate refs.
7063 (fold_const_aggregate_ref): Handle string constants
7064 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
7065 (evaluate_stmt): Simplify now that ccp_fold folds constant
7068 2008-03-15 Paul Brook <paul@codesourcery.com>
7070 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
7071 (extzv): Use gen_extzv_t2.
7072 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
7074 2008-03-15 Richard Guenther <rguenther@suse.de>
7076 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
7077 (fold_const_aggregate_ref): Likewise.
7078 (get_value): Return NULL if we don't have any values.
7079 (ccp_finalize): Set const_val to NULL after freeing it.
7080 * tree-flow.h (get_symbol_constant_value): Declare.
7081 (fold_const_aggregate_ref): Likewise.
7082 * tree-ssa-sccvn.c (try_to_simplify): Use them.
7084 2008-03-15 Richard Guenther <rguenther@suse.de>
7087 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
7088 to not produce negative array indices if not allowed. Add
7089 parameter to indicate that.
7090 (maybe_fold_offset_to_component_ref): Allow negative array
7091 indices only for the first member of a structure.
7092 (maybe_fold_offset_to_reference): Allow negative array indices.
7093 (maybe_fold_stmt_addition): Likewise.
7095 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
7096 Anatoly Sokolov <aesok@post.ru>
7098 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
7099 (avr_arch): Add ARCH_AVR6.
7100 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
7101 (initial_elimination_offset): Initialize and use 'avr_pc_size'
7102 instead of fixed value 2.
7103 (print_operand_address): Use gs() asm specifier instead of pm().
7104 (avr_assemble_integer): (Ditto.).
7105 (avr_output_addr_vec_elt): (Ditto.).
7106 (print_operand): Handle "!" code.
7107 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
7108 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
7109 (AVR_HAVE_EIJMP_EICALL): Define.
7110 (AVR_3_BYTE_PC): Redefine.
7111 (AVR_2_BYTE_PC): (Ditto.).
7112 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
7113 (LINK_SPEC): Add atmega2560 and atmega2561.
7114 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
7116 * config/avr/avr.md (call_insn): Use eicall instead of icall
7117 for 3 byte PC devices.
7118 (call_value_insn): (Ditto.).
7119 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
7120 (indirect_jump): Use only for for 2 byte PC devices.
7121 (*tablejump): (Ditto.).
7122 (*indirect_jump_avr6): Add insn.
7123 (*tablejump_rjmp): Don't use for 3 byte PC devices.
7124 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
7125 instead of ijmp for 3 byte PC devices.
7126 (__tablejump2__): (Ditto.).
7127 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
7128 (MULITLIB_DIRNAMES): (Ditto.).
7129 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
7131 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
7133 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
7134 "sse2_umulsidi3". Use V1DI mode for operand 0.
7135 ("mmx_psadbw"): Use V1DI mode for operand 0.
7136 * config/i386/i386-modes.def (V1SI): New vector mode.
7137 * config/i386/i386.c (struct builtin_description)
7138 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
7139 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
7140 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
7141 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
7142 v1di_ftype_v8qi_v8qi type.
7143 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
7145 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
7146 __builtin_ia32_pmuludq]: Fix the mode of return value.
7148 2008-03-15 Richard Guenther <rguenther@suse.de>
7151 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
7154 2008-03-14 Bob Wilson <bob.wilson@acm.org>
7156 * doc/invoke.texi (Option Summary, Xtensa Options): Document
7157 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
7158 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
7159 unless TARGET_SERIALIZE_VOLATILE is enabled.
7160 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
7161 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
7162 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
7164 2008-03-14 Richard Guenther <rguenther@suse.de>
7166 PR tree-optimization/34172
7167 * tree-flow.h (refs_may_alias_p): Declare.
7168 (get_single_def_stmt): Likewise.
7169 (get_single_def_stmt_from_phi): Likewise.
7170 (get_single_def_stmt_with_phi): Likewise.
7171 * tree-dfa.c (refs_may_alias_p): New function.
7172 (get_single_def_stmt): Likewise.
7173 (get_single_def_stmt_from_phi): Likewise.
7174 (get_single_def_stmt_with_phi): Likewise.
7175 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
7176 (vn_reference_lookup_1): New helper function.
7177 (vn_reference_lookup): Walk the virtual use-def chain to
7178 continue searching for a match if the def does not alias the
7179 reference we are looking for.
7181 2008-03-14 David Edelsohn <edelsohn@gnu.org>
7183 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
7184 archive and Perzl. Update The Written Word listing.
7186 2008-03-14 Richard Guenther <rguenther@suse.de>
7188 PR tree-optimization/34043
7189 PR tree-optimization/33989
7190 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
7192 (bitmap_find_leader): Use extra argument to verify dominance
7193 relationship inside a basic-block.
7194 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
7195 (find_leader_in_sets): Adjust.
7196 (create_component_ref_by_pieces): Take extra argument for
7197 dominance check, handle lookup failures.
7198 (find_or_generate_expression): Likewise.
7199 (create_expression_by_pieces): Likewise.
7200 (insert_into_preds_of_block): Adjust.
7201 (create_value_expr_from): If asked for, verify all operands
7202 are in the blocks AVAIL_OUT set.
7203 (make_values_for_stmt): Check for SSA_NAMEs that are life
7204 over an abnormal edge.
7205 (compute_avail): Remove such check.
7206 (do_SCCVN_insertion): New function.
7207 (eliminate): If we do not find a leader suitable for replacement
7208 insert a replacement expression from SCCVN if available.
7209 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
7210 (struct vn_ssa_aux): Add needs_insertion flag.
7211 * tree-ssa-sccvn.c (may_insert): New global flag.
7212 (copy_reference_ops_from_ref): Value-number union member access
7213 based on its size, not type and member if insertion is allowed.
7214 (visit_reference_op_load): For a weak match from union type
7215 punning lookup a view-converted value and insert a SSA_NAME
7216 for that value if that is not found.
7217 (visit_use): Make dumps shorter. Do not disallow value numbering
7218 SSA_NAMEs that are life over an abnormal edge to constants.
7219 (free_scc_vn): Release inserted SSA_NAMEs.
7220 (run_scc_vn): New flag to specify whether insertion is allowed.
7221 Process SSA_NAMEs in forward order.
7222 * tree-ssa-loop-im.c (for_each_index): Handle invariant
7223 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
7224 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
7225 pointer type to/from integral types that do not change the
7226 precision to regular conversions.
7228 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7230 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7231 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7232 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
7233 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
7234 input arguments and the mode of return value. Built-in functions
7235 that operate on whole 64-bit MMX register now use V1DI mode.
7237 2008-03-13 Alon Dayan <alond@il.ibm.com>
7238 Olga Golovanevsky <olga@il.ibm.com>
7240 PR tree-optimization/35041
7241 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
7242 to locate the right position in a statement.
7244 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7248 * config/i386/xmmintrin.h: Change all static inline functions to
7249 extern inline and add __gnu_inline__ attribute.
7250 * config/i386/bmintrin.h: Ditto.
7251 * config/i386/smmintrin.h: Ditto.
7252 * config/i386/tmmintrin.h: Ditto.
7253 * config/i386/mmintrin-common.h: Ditto.
7254 * config/i386/ammintrin.h: Ditto.
7255 * config/i386/emmintrin.h: Ditto.
7256 * config/i386/pmmintrin.h: Ditto.
7257 * config/i386/mmintrin.h: Ditto.
7258 * config/i386/mm3dnow.h: Ditto.
7260 2008-03-13 Jakub Jelinek <jakub@redhat.com>
7263 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
7264 (lower_omp_2): New function.
7265 (lower_omp_1, lower_omp): Rewritten.
7267 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
7270 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
7271 with the phrase "Microsoft Windows compilers".
7272 (Push/Pop Macro Pragmas): New subsection. Document
7273 #pragma push_macro and pragma pop_macro.
7275 2008-03-12 Paul Brook <paul@codesourcery.com>
7277 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
7279 2008-03-12 Paul Brook <paul@codesourcery.com>
7281 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
7282 (thumb2_alusi3_short): Exclude PLUS and MINUS.
7283 (thumb2_addsi_shortim): Rename ...
7284 (thumb2_addsi_short): ... to this. Allow register operands.
7285 (thumb2_subsi_short): New pattern.
7286 (thumb2_one_cmplsi2_short,
7287 thumb2_negsi2_short): New patterns and peepholes.
7289 2008-03-12 Paul Brook <paul@codesourcery.com>
7291 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
7293 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
7295 * config/i386/i386.md (int_cond): New code iterator.
7297 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
7298 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
7299 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
7300 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
7301 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
7302 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
7303 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
7304 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
7306 2008-03-12 Paul Brook <paul@codesourcery.com>
7308 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
7309 instead of {arm,thumb}_compute_save_reg_mask.
7310 (output_return_instruction): Ditto.
7311 (thumb_unexpanded_epilogue): Ditto.
7312 (thumb1_expand_prologue): Ditto.
7313 (thumb1_output_function_prologue): Ditto.
7314 (arm_set_return_address): Ditto.
7315 (thumb_set_return_address): Ditto.
7316 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
7317 regs to achieve stack alignment.
7318 (thumb1_compute_save_reg_mask): Fix compiler warning.
7319 (arm_output_epilogue): Use offsets->saved_regs_mask.
7320 Adjust stack pointer by poping call clobered registers.
7321 (arm_expand_prologue): Use offsets->saved_regs_mask.
7322 Adjust stack pointer by pushing extra registers.
7323 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
7325 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
7328 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
7329 conversion to the operands of a multiplication.
7331 2008-03-12 Richard Guenther <rguenther@suse.de>
7333 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
7334 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
7335 * timevar.def (TV_TREE_PHIPROP): Add.
7336 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
7337 pass description. Use TV_TREE_PHIPROP.
7338 * tree-ssa-forwprop.c: Remove phiprop code.
7340 2008-03-12 Jakub Jelinek <jakub@redhat.com>
7343 * omp-low.c (maybe_lookup_decl): Constify first argument.
7344 (use_pointer_for_field): Change last argument from bool to
7345 omp_context *. Disallow shared copy-in/out in nested
7346 parallel if decl is shared in outer parallel too.
7347 (build_outer_var_ref, scan_sharing_clauses,
7348 lower_rec_input_clauses, lower_copyprivate_clauses,
7349 lower_send_clauses, lower_send_shared_vars): Adjust callers.
7351 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
7352 Ira Rosen <irar@il.ibm.com>
7354 * tree-vectorizer.c (free_stmt_vec_info): New function.
7355 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
7356 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
7357 * tree-vectorizer.h (free_stmt_vec_info): Declare.
7358 * tree-vect-transform.c (vectorizable_conversion): Free
7359 vec_oprnds0 if it was allocated.
7360 (vect_permute_store_chain): Remove unused VECs.
7361 (vectorizable_store): Free VECs that are allocated in the..
7363 (vect_transform_strided_load, vectorizable_load): Likewise.
7364 (vect_remove_stores): Simplify the code.
7365 (vect_transform_loop): Move code to vect_remove_stores().
7366 Call vect_remove_stores() and free_stmt_vec_info().
7368 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7370 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
7371 TARGET_HPUX. Revise comment.
7372 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
7373 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
7374 Use sr4 variant of `be' instruction when not generating PIC code.
7375 (attr_length_call): Adjust for above change.
7377 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7379 * ipa-reference.c (static_execute): Remove module_statics_const and
7380 associated setting code.
7382 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7385 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
7386 predicate for operand 1.
7387 (paritysi2_cmp): Use register_operand predicate for operand 2.
7388 Use earlyclobber modifier for operand 1. Remove support for
7390 (paritydi2_cmp): Use register_operand predicate for operand 3.
7391 Use earlyclobber modifier for operand 1. Remove support for
7394 2008-03-11 Paul Brook <paul@codesourcery.com>
7395 Vladimir Prus <vladimir@codesourcery.com>
7397 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
7398 (arm_compute_save_reg0_reg12_mask): Always
7399 check if register 11 must be saved. Always safe hard frame pointer
7400 when frame_pointer_needeed.
7401 (arm_compute_save_reg_mask): Save IP and PC
7402 only with apcs frames.
7403 (arm_output_epilogue): Adjust Thumb2 codepath to
7404 be also invoked and work for ARM non-apcs frames.
7405 (arm_expand_prologue): Don't bother saving IP
7406 for non-apcs frame, since it's not clobbered by
7407 prologue code. Implement non-apcs frame
7410 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7412 PR rtl-optimization/35281
7413 * expr.c (convert_move): Use a new pseudo for the intermediate
7414 from_mode->word_mode result.
7416 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7418 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
7419 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
7420 * toplev.c (compile_file): Don't call it.
7422 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7425 * expr.c (store_expr): Call emit_block_move if the mode
7426 of "temp" RTX is BLKmode.
7428 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7429 Richard Guenther <rguenther@suse.de>
7431 PR tree-optimization/31358
7432 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
7433 the step with a NULL_TREE.
7434 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
7435 to sizetype if type is a pointer type.
7436 (add_candidate_1): Don't convert the base and step to
7437 the generic type if the orginal type is a pointer type.
7438 (add_iv_value_candidates): Use sizetype for the step
7439 if type is a pointer type.
7440 (cand_value_at): Likewise.
7441 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7443 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
7444 Don't convert the tem affine to the type.
7445 (add_elt_to_tree): Use sizetype for the step if a pointer.
7446 Use POINTER_PLUS_EXPR for pointers.
7447 (aff_combination_to_tree): Use sizetype for the step if a
7450 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
7452 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
7453 Remove commutativity hint.
7455 2008-03-10 Jakub Jelinek <jakub@redhat.com>
7459 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
7460 errorneous type. Check that v is a VAR_DECL.
7463 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
7465 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
7467 PR tree-optimization/35494
7468 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
7469 may be overriden at link and run time.
7471 2008-03-10 Richard Guenther <rguenther@suse.de>
7473 PR tree-optimization/34677
7474 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
7475 (poolify_tree): Likewise.
7476 (modify_expr_template): Likewise.
7477 (poolify_modify_stmt): Likewise.
7478 (insert_fake_stores): Handle all component-ref style stores
7479 in addition to INDIRECT_REF. Also handle complex types.
7480 Do not poolify the inserted load.
7481 (realify_fake_stores): Do not rebuild the tree but only
7482 make it a SSA_NAME copy.
7483 (init_pre): Remove initialzation of modify_expr_template.
7484 Do not allocate modify_expr_node_pool.
7485 (fini_pre): Do not free modify_expr_node_pool.
7487 2008-03-10 Paul Brook <paul@codesourcery.com>
7489 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
7492 2008-03-10 Paul Brook <paul@codesourcery.com>
7493 Mark Shinwell <shinwell@codesourcery.com>
7495 * config/arm/cortex-r4.md: New.
7496 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
7498 * config/arm/arm.md: Include cortex-r4.md.
7499 (insn): Add smmls, sdiv and udiv values.
7500 (generic_sched): Don't use generic scheduling for Cortex-R4.
7501 (arm_issue_rate): New function.
7502 (TARGET_SCHED_ISSUE_RATE): Define.
7504 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
7506 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
7508 2008-03-10 Richard Guenther <rguenther@suse.de>
7510 * tree-ssa-pre.c (get_sccvn_value): Simplify.
7511 (compute_avail): Do not add stmt uses to AVAIL_OUT.
7513 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
7515 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
7516 Set default to true.
7518 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7520 * c.opt (Wsynth): Deprecate.
7521 * doc/invoke.texi (Option Summary, Warning Options): Document
7522 -Wno-format-contains-nul.
7524 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
7527 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
7528 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
7530 2008-03-09 Ira Rosen <irar@il.ibm.com>
7532 * config/rs6000/rs6000.c (builtin_description): Rename vector
7533 left shift operations.
7534 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
7535 (altivec_vsl<VI_char>): Rename to ...
7536 (ashl<mode>3): ... new name.
7537 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
7539 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
7541 2008-03-08 Richard Guenther <rguenther@suse.de>
7543 * coverage.h (tree_coverage_counter_addr): Declare.
7544 * coverage.c (tree_coverage_counter_addr): New function.
7545 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
7547 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
7548 (tree_gen_one_value_profiler): Likewise.
7549 (tree_gen_ic_profiler): Likewise.
7550 (tree_gen_average_profiler): Likewise.
7551 (tree_gen_ior_profiler): Likewise.
7553 2008-03-08 Richard Guenther <rguenther@suse.de>
7555 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
7556 (vn_binary_op_insert): Likewise.
7557 (vn_unary_op_lookup): Likewise.
7558 (vn_unary_op_insert): Likewise.
7559 (vn_nary_op_lookup): Declare.
7560 (vn_nary_op_insert): Likewise.
7561 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
7562 and binary hashes, use a single obstack for unary_op_pool
7564 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
7565 a single struct vn_nary_op_s. Store tree code length and
7566 a variable number of operands.
7567 (struct vn_reference_op_struct): Remove unused op2.
7568 (vn_reference_op_eq): Do not compare op2.
7569 (vn_reference_op_compute_hash): Do not compute hash of op2.
7570 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
7571 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
7572 with vn_nary_op_compute_hash.
7573 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
7574 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
7576 (vn_unary_op_insert, vn_binary_op_insert): Replace with
7578 (visit_unary_op): Call nary functions.
7579 (visit_binary_op): Likewise.
7580 (process_scc): Adjust for struct vn_tables_s changes.
7581 (allocate_vn_table): Likewise.
7582 (free_vn_table): Likewise.
7583 * tree-vn.c (vn_add): Call nary functions.
7584 (vn_lookup): Likewise.
7586 2008-03-08 Jakub Jelinek <jakub@redhat.com>
7589 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
7590 wdst back after sync_compare_and_swapqhi_internal.
7592 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
7595 * config/i386/i386-modes.def (V1DI): New vector mode.
7596 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
7597 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
7598 (MMXMODE248): Ditto.
7599 (MMXMODE): Add V1DI mode.
7600 (mmxvecsize): Change DI mode to V1DI mode.
7601 ("mov<mode>): Use MMXMODEI8 mode iterator.
7602 ("*mov<mode>_internal_rex64"): Ditto.
7603 ("*mov<mode>_internal"): Ditto.
7604 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
7605 ("mmx_sub<mode>3"): Ditto.
7606 ("mmx_adddi3"): Remove insn pattern.
7607 ("mmx_subdi3"): Ditto.
7608 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
7609 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
7610 ("mmx_ashl<mode>3"): Ditto.
7611 ("mmx_lshrdi3"): Remove insn pattern.
7612 ("mmx_ashldi3"): Ditto.
7613 * config/i386/i386.c (classify_argument): Handle V1DImode.
7614 (function_arg_advance_32): Ditto.
7615 (function_arg_32): Ditto.
7616 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
7617 mmx_addv1di3 insn pattern.
7618 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
7619 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
7620 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
7621 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
7622 Remove definitions of built-in functions.
7623 (V1DI_type_node): New node.
7624 (v1di_ftype_v1di_int): Ditto.
7625 (v1di_ftype_v1di_v1di): Ditto.
7626 (v2si_ftype_v2si_si): Ditto.
7627 (v4hi_ftype_v4hi_di): Remove node.
7628 (v2si_ftype_v2si_di): Ditto.
7629 (ix86_init_mmx_sse_builtins): Handle V1DImode.
7630 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
7631 Redefine builtins using def_builtin_const with *_ftype_*_int node.
7632 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
7633 Add new builtins using def_builtin_const.
7634 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
7635 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
7636 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
7637 * config/i386/mmintrin.h (__v1di): New typedef.
7638 (_mm_add_si64): Cast arguments to __v1di type.
7639 (_mm_sub_si64): Ditto.
7640 (_mm_sll_pi16): Cast __count to __v4hi type.
7641 (_mm_sll_pi32): Cast __count to __v2si type.
7642 (_mm_sll_si64): Cast arguments to __v1di type.
7643 (_mm_srl_pi16): Cast __count to __v4hi type.
7644 (_mm_srl_pi32): Cast __count to __v2si type.
7645 (_mm_srl_si64): Cast arguments to __v1di type.
7646 (_mm_sra_pi16): Cast __count to __v4hi type.
7647 (_mm_sra_pi32): Cast __count to __v2si type.
7648 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
7649 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
7650 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
7651 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
7652 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
7653 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
7654 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
7655 (_mm_srai_pi32): Use __builtin_ia32_psradi.
7656 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
7657 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7658 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7659 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
7661 2008-03-07 Joseph Myers <joseph@codesourcery.com>
7663 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
7665 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
7668 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
7669 reg+const addressing for Altivec modes. Don't generate reg+reg
7670 addressing for TFmode or TDmode quantities.
7672 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
7674 * c-common.c (vector_types_convertible_p): Call langhook
7675 instead of comptypes.
7677 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7680 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
7681 integral and scalar float variables which have a
7684 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
7686 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
7687 dwarf_register_span hook when emitting unwind information for
7688 register-to-memory saves.
7689 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
7690 (rs6000_frame_related): Remove call to spe_synthesize_frame.
7692 2008-03-06 Jakub Jelinek <jakub@redhat.com>
7694 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
7695 for the same VAR_DECL.
7697 2008-03-06 Tom Tromey <tromey@redhat.com>
7700 * doc/standards.texi (Standards): Don't mention treelang.
7701 * doc/invoke.texi (Overall Options): Don't mention treelang.
7702 * doc/install.texi (Prerequisites): Don't mention bison or
7704 (Configuration): Don't mention treelang.
7705 (Building): Likewise.
7706 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
7708 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
7710 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
7711 word-extractions out of a multi-word object.
7713 2008-03-06 Richard Guenther <rguenther@suse.de>
7715 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
7716 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
7717 result type and precision.
7718 * expr.c (get_inner_reference): Set unsignedp based on the result
7719 type of BIT_FIELD_REF.
7720 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
7721 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
7722 (try_instantiate_multiple_fields): Likewise. Use the correct type
7724 (sra_build_assignment): Likewise.
7725 (sra_build_elt_assignment): Likewise.
7726 (sra_explode_bitfield_assignment): Likewise.
7727 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
7728 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
7729 set BIT_FIELD_REF_UNSIGNED.
7730 (vectorizable_load): Likewise.
7732 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
7734 * cse.c (cse_extended_basic_block): Invalidate artificial defs
7737 2008-03-06 Richard Guenther <rguenther@suse.de>
7739 * alias.c (struct alias_set_entry): Move has_zero_child field
7740 to pack with alias_set.
7742 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7744 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7747 2008-03-05 Ian Lance Taylor <iant@google.com>
7749 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
7751 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7753 * fwprop.c (update_df): Support width and offset parameters of
7755 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
7756 global_conflicts): Change DF_REF_EXTRACT to either
7757 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7758 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7759 * df-scan.c (df_ref_record, df_defs_record,
7760 df_ref_create_structure, df_def_record_1, df_uses_record,
7761 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
7762 df_bb_refs_collect, df_entry_block_defs_collect,
7763 df_exit_block_uses_collect): Support new width and offset fields.
7764 (ref_extract_pool): New storage pool.
7765 (df_free_ref): New function.
7766 (df_reg_chain_unlink, df_free_collection_rec,
7767 df_sort_and_compress_refs): Call df_free_ref.
7768 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
7770 (df_ref_create_structure): Allocate df_ref_extract if offset and
7771 width fields are used.
7772 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
7773 (df_uses_record): Get offset and width from ZERO_EXTRACT
7775 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
7776 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7777 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7778 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
7779 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7780 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7781 (df_ref_extract): New structure.
7782 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
7783 (df_ref_create): Add width and offset parameters.
7785 2008-03-05 Richard Guenther <rguenther@suse.de>
7787 * tree-ssa-structalias.c (get_constraint_for_component_ref):
7788 Use ranges_overlap_p.
7789 (offset_overlaps_with_access): Rename
7790 to ranges_overlap_p and move ...
7791 * tree-flow-inline.h (ranges_overlap_p): ... here.
7793 * tree.h (get_inner_reference, handled_component_p): Update
7796 * tree.h (record_component_aliases, get_alias_set,
7797 alias_sets_conflict_p, alias_sets_must_conflict_p,
7798 objects_must_conflict_p): Move declarations ...
7799 * alias.h (record_component_aliases, get_alias_set,
7800 alias_sets_conflict_p, alias_sets_must_conflict_p,
7801 objects_must_conflict_p): ... here.
7802 Include coretypes.h.
7803 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
7805 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
7807 * cfg.c: Include tree-flow.h.
7808 (remove_edge_raw): Call redirect_edge_var_map_clear.
7809 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
7810 * tree-flow-inline.h (redirect_edge_var_map_def): New.
7811 (redirect_edge_var_map_result): New.
7812 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
7813 PENDING_STMT use with redirect_edge_var_map_*.
7814 * tree-ssa.c (edge_var_maps): New definition.
7815 (redirect_edge_var_map_add): New.
7816 (redirect_edge_var_map_clear): New.
7817 (redirect_edge_var_map_dup): New.
7818 (redirect_edge_var_map_vector): New.
7819 (redirect_edge_var_map_destroy): New.
7820 (ssa_redirect_edge): Replace PENDING_STMT use with
7821 redirect_edge_var_map_*.
7822 (flush_pending_stmts): Same.
7823 (delete_tree_ssa): Destroy edge var map.
7824 * tree-flow.h (struct _edge_var_map): New.
7825 Define edge_var_map vector type.
7826 Declare redirect_edge_var_map_* prototypes.
7827 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
7828 * tree-cfg.c (reinstall_phi_args): Replace
7829 PENDING_STMT use with redirect_edge_var_map_*.
7831 2008-03-05 Richard Guenther <rguenther@suse.de>
7833 PR tree-optimization/35472
7834 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
7835 whose single use_stmt has a overlapping set of loaded and
7836 stored symbols as that use_stmt might be a noop assignment then.
7838 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
7840 * gthr-rtems.h: Implement __gthread_mutex_destroy.
7842 2008-03-05 Richard Guenther <rguenther@suse.de>
7845 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
7846 should be constants.
7847 * tree-cfg.c (verify_expr): Verify it.
7848 * fold-const.c (fold_truthop): Remove code generating
7849 BIT_FIELD_REFs of structure bases.
7850 (fold_binary): Likewise.
7851 (fold_ternary): Position and size of BIT_FIELD_REFs are
7852 always host integers.
7853 (make_bit_field_ref): Remove.
7854 (optimize_bit_field_compare): Remove.
7855 (all_ones_mask_p): Remove.
7857 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
7860 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
7861 (split_block_and_df_analyze): New. Split basic block and rebuild
7863 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
7865 (split_pattern_seq): Likewise.
7866 (erase_matching_seqs): Likewise.
7867 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
7869 2008-03-04 Geoff Keating <geoffk@apple.com>
7871 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
7872 declaration and code.
7873 (tree_invalid_nonnegative_warnv_p): Likewise.
7875 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7877 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
7878 examples. Truncate option-names then causing overfull hbox.
7880 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7883 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
7885 * configure: Rebuilt.
7887 2008-03-04 Rafael Espindola <espindola@google.com>
7889 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
7890 (tree_unary_nonnegative_warnv_p): New.
7891 (tree_binary_nonnegative_warnv_p): New.
7892 (tree_single_nonnegative_warnv_p): New.
7893 (tree_invalid_nonnegative_warnv_p): New.
7894 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
7896 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7899 * opts.c (handle_option): Postpone 'unknown option' errors only for
7902 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
7905 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
7908 2008-03-04 Rafael Espindola <espindola@google.com>
7910 * fold-const.c (tree_unary_nonzero_warnv_p): New.
7911 (tree_binary_nonzero_warnv_p): New.
7912 (tree_single_nonzero_warnv_p): New.
7913 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
7915 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
7918 * fold-const.c (fold_cond_expr_with_comparison): Prevent
7919 transformations for modes that have signed zeros.
7920 * ifcvt.c (noce_try_abs): Ditto.
7922 2008-03-04 Joseph Myers <joseph@codesourcery.com>
7924 * config/i386/i386.c (override_options): Force
7925 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
7927 2008-03-04 Jan Hubicka <jh@suse.cz>
7930 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
7933 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7935 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
7936 label to probe the stack.
7938 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7940 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
7941 (__gthr_win32_mutex_destroy): Declare.
7942 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
7943 __gthr_win32_mutex_destroy.
7944 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
7946 2008-03-03 Jan Hubicka <jh@suse.cz>
7949 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
7950 aggressive on inlining cold calls.
7952 2008-03-03 Richard Guenther <rguenther@suse.de>
7954 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
7955 struct copies into the expression table.
7956 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
7957 (try_to_simplify): Likewise.
7958 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
7959 integral and pointer arguments which do not change the
7960 precision to NOP_EXPRs.
7961 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
7962 VIEW_CONVERT_EXPR case.
7964 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
7966 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
7967 defined in a loop at depth 0 is invariant.
7968 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7969 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
7970 be called at loop depth 0.
7972 2008-03-02 Jakub Jelinek <jakub@redhat.com>
7975 * gcc.c (process_command): Update copyright notice dates.
7976 * gcov.c (print_version): Likewise.
7977 * gcov-dump.c (print_version): Likewise.
7978 * mips-tfile.c (main): Likewise.
7979 * mips-tdump.c (main): Likewise.
7981 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7984 * c-common.c (flag_permissive): Delete.
7985 (constant_expression_warnings): Check flags first.
7986 (constant_expression_error): New.
7987 * c-common.h (flag_permissive): Delete.
7988 (constant_expression_error): Declare.
7989 * flags.h (flag_permissive): Declare. Update description.
7990 * diagnostic.c (pedwarn): Update.
7992 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
7993 (permissive_error_kind): New.
7994 * toplev.c (flag_permissive): Define. Update description.
7995 * toplev.h (permissive_error_kind): Declare.
7996 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
7997 (pedwarn_c90): Use pedantic_warning_kind.
7998 * c-opts.c (c_common_post_options): flag_permissive does not affect
7999 flag_pedantic_errors.
8001 2008-03-02 Joseph Myers <joseph@codesourcery.com>
8003 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
8004 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
8005 __absvsi2, __absvDI2): Use unsigned arithmetic.
8007 2008-03-02 Andi Kleen <ak@suse.de>
8008 Richard Guenther <rguenther@suse.de>
8010 * struct-equiv.c: Remove file.
8011 * cfg_cleanup.c (condjump_equiv_p): Remove.
8012 * Makefile.in (OBJS-common): Remove struct-equiv.o.
8013 (struct-equiv.o): Remove rule.
8014 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
8015 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
8016 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
8018 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8020 * ifcvt.c (noce_process_if_block): Try to handle only the then
8021 block if the else block exists but isn't suitable.
8023 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8026 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
8027 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
8028 regression from previous patch.
8030 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8033 * gthr.h: Add __gthread_mutex_destroy as a function that must be
8035 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
8036 * gthr-single.h (__gthread_mutex_destroy): Likewise.
8037 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
8038 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
8039 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
8040 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
8041 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
8042 (__gthread_mutex_destroy_function): Rename to
8043 __gthread_mutex_destroy.
8044 * gthr-dce.h (__gthread_mutex_destroy): Call
8045 pthread_mutex_destroy.
8046 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
8047 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
8048 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
8050 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8052 * df-scan.c (df_ref_chain_change_bb): Simplify.
8053 (df_insn_change_bb): Add new_bb argument. Simplify. Call
8054 set_block_for_insn if there's any change.
8055 * df.h ((df_insn_change_bb): Fix prototype.
8056 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
8057 df_insn_change_bb, don't call set_block_for_insn.
8058 * emit-rtl.c (reorder_insns): Likewise.
8059 * haifa-sched.c (move_insn): Likewise.
8061 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8063 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
8065 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8067 * tree-flow-inline.h (next_readonly_imm_use): Return
8068 NULL_USE_OPERAND_P after the end.
8070 2008-03-01 Richard Guenther <rguenther@suse.de>
8072 PR tree-optimization/35411
8073 * tree-sra.c (sra_build_assignment): Split conversion to
8074 final type to a separate statement if we are not assigning
8077 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8079 * fold-const.c (fold_convertible_p): Correct the logic to follow
8080 that in fold_convert().
8082 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
8085 * tree-inline.c (build_duplicate_type): When we make a
8086 duplicate type, make it unique in the canonical types system.
8088 2008-02-29 Tom Tromey <tromey@redhat.com>
8090 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
8091 input_file_stack_history, input_file_stack_restored): Remove.
8092 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8093 * input.h (struct file_stack): Remove.
8094 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8095 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
8097 * diagnostic.h (struct diagnostic_context) <last_module>: Change
8099 (diagnostic_last_module_changed): Add 'map' argument.
8100 (diagnostic_set_last_function): Likewise.
8101 * diagnostic.c (undiagnostic_report_current_module): Iterate using
8102 line map, not input_file_stack.
8103 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
8105 2008-02-29 Paul Brook <paul@codesourcery.com>
8107 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
8109 2008-02-29 Paul Brook <paul@codesourcery.com>
8111 * config/arm/ieee754-df.S (muldf3): Use RET macros.
8113 2008-02-29 Richard Guenther <rguenther@suse.de>
8115 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
8117 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
8118 value for comparing for a store match.
8119 (simplify_unary_expression): Do nothing for SSA_NAMEs.
8120 (try_to_simplify): Do not do a full-blown reference lookup.
8122 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8124 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
8125 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8127 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
8129 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
8131 * tree-loop-linear.c (try_interchange_loops): Compare memory access
8132 strides against cache sizes.
8134 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8136 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
8139 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
8141 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
8142 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
8143 is smaller than the original promoted value.
8144 (simplify_subreg): If OP is a SUBREG, try to preserve its
8145 SUBREG_PROMOTED_VAR_P information.
8147 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
8149 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
8150 (VN_INFO_GET): Allocate new objects on the obstack.
8151 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
8152 for rpo_numbers_temp, for consistency.
8153 (free_scc_vn): Free the obstack.
8155 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
8157 * doc/invoke.texi: Document -ftree-loop-distribution.
8158 * tree-loop-distribution.c: New.
8159 * tree-pass.h (pass_loop_distribution): New.
8160 * graphds.h (struct graph): Add htab_t indices.
8161 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
8162 * tree-vectorizer.c (rename_variables_in_loop): Extern.
8163 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
8164 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
8165 * tree-data-ref.c (debug_data_dependence_relations): New.
8166 (dump_data_dependence_relation): Also print data references.
8167 (free_data_ref): Extern.
8168 (same_access_functions): Moved...
8169 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
8170 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8171 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
8172 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
8173 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
8174 (stmts_from_loop): Skip LABEL_EXPR.
8175 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
8177 (build_rdg): Initialize rdg->indices htab.
8178 (free_rdg, stores_from_loop, ref_base_address,
8179 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
8180 have_similar_memory_accesses_1, ref_base_address_1,
8181 remove_similar_memory_refs): New.
8182 * tree-data-ref.h: Depend on tree-chrec.h.
8183 (debug_data_dependence_relations, free_data_ref): Declared.
8184 (same_access_functions): ... here.
8185 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
8187 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
8188 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
8189 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
8190 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8191 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
8192 rdg_vertex_for_stmt): Declared.
8193 (struct rdg_edge): Add level.
8195 (free_rdg, stores_from_loop, remove_similar_memory_refs,
8196 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
8198 (rdg_has_similar_memory_accesses): New.
8199 * tree-vect-analyze.c: Remove unused static decls.
8200 * lambda.h (dependence_level): New.
8201 * common.opt (ftree-loop-distribution): New.
8202 * tree-flow.h (mark_virtual_ops_in_bb,
8203 slpeel_tree_duplicate_loop_to_edge_cfg,
8204 rename_variables_in_loop): Declared.
8205 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
8206 (OBJS-common): Add tree-loop-distribution.o.
8207 (tree-loop-distribution.o): New rule.
8208 * tree-cfg.c (mark_virtual_ops_in_bb): New.
8209 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
8210 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
8212 2008-02-28 Joseph Myers <joseph@codesourcery.com>
8215 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
8216 other than structures and unions.
8218 2008-02-28 Richard Guenther <rguenther@suse.de>
8221 2008-02-26 Richard Guenther <rguenther@suse.de>
8223 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8224 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8225 (lookup_decl_from_uid): Declare.
8226 (remove_decl_from_map): Likewise.
8227 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8228 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8229 (decl_for_uid_map): New global hashtable mapping DECL_UID
8231 (init_ttree): Allocate it.
8232 (insert_decl_to_uid_decl_map): New helper function.
8233 (make_node_stat): Insert new decls into the map.
8234 (copy_node_stat): Likewise.
8235 (lookup_decl_from_uid): New function.
8236 (remove_decl_from_map): Likewise.
8237 (print_decl_for_uid_map_statistics): New helper.
8238 (dump_tree_statistics): Call it.
8240 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8241 (referenced_var_iterator): Adjust.
8242 (FOR_EACH_REFERENCED_VAR): Adjust.
8243 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8244 (num_referenced_vars): Adjust.
8245 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8246 (first_referenced_var): Remove.
8247 (end_referenced_vars_p): Likewise.
8248 (next_referenced_var): Likewise.
8249 (referenced_var_iterator_set): New helper function.
8250 * tree-dfa.c (referenced_var_lookup): Adjust.
8251 (referenced_var_check_and_insert): Likewise.
8252 (remove_referenced_var): Likewise.
8253 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8254 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8255 (verify_call_clobbering): Likewise.
8256 (verify_memory_partitions): Likewise.
8257 (init_tree_ssa): Allocate bitmap instead of hashtable for
8259 (delete_tree_ssa): Adjust.
8260 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8261 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8262 (compute_tag_properties): Likewise.
8263 (set_initial_properties): Likewise.
8264 (find_partition_for): Likewise.
8265 (update_reference_counts): Likewise.
8266 (dump_may_aliases_for): Likewise.
8267 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8268 (add_call_clobber_ops): Likewise.
8269 (add_call_read_ops): Likewise.
8270 (get_asm_expr_operands): Likewise.
8271 * tree-into-ssa.c (dump_decl_set): Likewise.
8272 (update_ssa): Likewise.
8273 * tree-sra.c (scan_function): Likewise.
8274 (decide_instantiations): Likewise.
8275 (scalarize_parms): Likewise.
8276 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8277 (dsa_named_for): Likewise.
8278 * tree-ssa-structalias.c (update_alias_info): Likewise.
8279 (merge_smts_into): Likewise.
8281 2008-02-27 David Daney <ddaney@avtrex.com>
8284 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
8285 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
8286 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
8287 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
8288 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
8290 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
8293 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
8294 (BUILT_IN_NEXTTOWARD): Remove.
8295 (BUILT_IN_NEXTTOWARDF): Ditto.
8296 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
8297 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
8299 2008-02-27 Tom Tromey <tromey@redhat.com>
8301 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
8302 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
8304 2008-02-27 Jan Beulich <jbeulich@novell.com>
8306 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
8307 update the respective field on newdecl.
8309 2008-02-27 Revital Eres <eres@il.ibm.com>
8311 PR rtl-optimization/34999
8312 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
8313 crossing edges that ends with a call insn.
8314 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
8315 call insn and clear the EDGE_CROSSING flag of the crossing edge
8316 when fixing fallthru edges.
8318 2008-02-27 Richard Guenther <rguenther@suse.de>
8321 * fold-const.c (fold_unary): Return the correct argument,
8322 converted to the result type.
8324 2008-02-27 Richard Guenther <rguenther@suse.de>
8327 * expr.c (expand_expr_real_1): Assert on rotates that operate
8329 * fold-const.c (fold_binary): Use the types precision, not the
8330 bitsize of the mode if folding rotate expressions. Build rotates
8331 only for full modes.
8333 2008-02-27 Jakub Jelinek <jakub@redhat.com>
8335 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
8337 * c-pragma.c (pragma_ns_name): New typedef.
8338 (registered_pp_pragmas): New variable.
8339 (c_pp_lookup_pragma): New function.
8340 (c_register_pragma_1): If flag_preprocess_only, do nothing
8341 for non-expanded pragmas, for expanded ones push pragma's
8342 namespace and name into registered_pp_pragmas vector.
8343 (c_invoke_pragma_handler): Register OpenMP pragmas even when
8344 flag_preprocess_only, don't register GCC pch_preprocess
8345 pragma if flag_preprocess_only.
8346 * c-opts.c (c_common_init): Call init_pragma even if
8347 flag_preprocess_only.
8348 * c-pragma.c (c_pp_lookup_pragma): New prototype.
8349 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
8350 cpp_register_pragma if flag_preprocess_only.
8352 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8355 * c-parser.c (c_parser_translation_unit): Warn for empty
8356 translation unit, not empty source file.
8358 2008-02-26 Paul Brook <paul@codesourcery.com>
8360 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
8361 operand for Thumb-2.
8362 * config/arm/arm.h (reg_class): Add CORE_REGS.
8363 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
8364 (BASE_REG_CLASS): Use CORE_REGS.
8365 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
8366 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
8367 (REGNO_OK_FOR_INDEX_P): Exclude SP.
8368 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
8369 ARM_REGNO_OK_FOR_INDEX_P.
8370 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
8371 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
8372 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
8373 (ldm/stm peepholes): Ditto.
8374 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
8375 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
8376 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
8377 * config/arm/constraints.md: Enable "k" constraint on ARM.
8379 2008-02-27 Ben Elliston <bje@au.ibm.com>
8381 * config/rs6000/rs6000.c: Annotate cache line size field in all
8382 instances of struct processor_costs.
8384 2008-02-26 David Edelsohn <edelsohn@gnu.org>
8386 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
8387 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
8388 jump_bypass): New counters.
8389 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
8390 * dce.c (gate_ud_dce): Same.
8391 (gate_fast_dce): Same.
8392 * dse.c (gate_dse1): New function.
8393 (gate_dse2): New function.
8394 (gate_dse): Merge results of new gate functions.
8395 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
8396 (gate_handle_jump_bypass): Add dbg_cnt.
8397 (gate_handle_gcse): Add dbg_cnt.
8398 * ifcvt.c (gate_handle_if_conversion): Same.
8399 (gate_handle_if_after_combine): Same.
8400 (gate_handle_if_after_reload): Same.
8401 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
8403 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
8405 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
8407 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
8409 2008-02-26 Jason Merrill <jason@redhat.com>
8412 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
8413 alone if it's the naming decl for the type's main variant.
8415 2008-02-26 Tom Tromey <tromey@redhat.com>
8417 * system.h (USE_MAPPED_LOCATION): Poison.
8418 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
8419 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
8420 (make_goto_expr_edges): Likewise.
8421 (remove_bb): Likewise.
8422 (execute_warn_function_return): Likewise.
8423 * basic-block.h (struct edge_def) <goto_locus>: Change type to
8425 * c-common.c (fname_decl): Remove old location code.
8426 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
8428 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
8430 (ASM_INPUT_SOURCE_LOCATION): Likewise.
8431 (gen_rtx_ASM_INPUT): Likewise.
8432 (gen_rtx_ASM_INPUT_loc): Likewise.
8433 (get_rtx_asm_OPERANDS): Remove.
8434 * cfglayout.c (insn_locators_alloc): Remove old location code.
8435 (set_curr_insn_source_location): Likewise.
8436 (curr_insn_locator): Likewise.
8437 * print-tree.c (print_node): Remove old location code.
8438 * tree-mudflap.c (mf_varname_tree): Remove old location code.
8439 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
8440 * cfgexpand.c (expand_gimple_cond_expr): Don't use
8441 location_from_locus.
8442 (construct_exit_block): Remove old location code.
8443 * emit-rtl.c (force_next_line_note): Remove old location code.
8444 * profile.c (branch_prob): Remove old location code.
8445 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
8446 LOC_LINE): Remove old-location variants.
8447 * langhooks.c (lhd_print_error_function): Remove old location
8449 * configure, config.in: Rebuilt.
8450 * configure.ac (--enable-mapped-location): Remove.
8451 * c-decl.c (c_init_decl_processing): Remove old location code.
8452 (finish_function): Likewise.
8453 * recog.c (decode_asm_operands): Remove old location code.
8454 * c-pch.c (c_common_read_pch): Remove old location code.
8455 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
8457 * gimple-low.c (lower_function_body): Remove old location code.
8458 * toplev.c (unknown_location): Remove.
8459 (push_srcloc): Remove old-location variant.
8460 (process_options): Remove old location code.
8461 (lang_dependent_init): Likewise.
8462 * input.h (UNKNOWN_LOCATION): Move definition.
8463 (location_t): Undeprecate.
8464 (source_locus): Remove.
8465 (location_from_locus): Remove.
8466 (struct location_s): Remove.
8467 Remove all old-location code.
8468 (input_line, input_filename): Remove.
8469 * final.c (final_scan_insn): Remove old location code.
8470 * diagnostic.c (diagnostic_build_prefix): Remove
8471 USE_MAPPED_LOCATION test.
8472 * tree.h (gimple_stmt) <locus>: Now a location_t.
8473 (tree_exp) <locus>: Likewise.
8474 (DECL_IS_BUILTIN): Remove old-location variant.
8475 (annotate_with_file_line, annotate_with_locus): Likewise.
8476 (expr_locus, set_expr_locus): Update.
8477 * tree.c (build1_stat): Remove old location code.
8478 (last_annotated_node): Remove.
8479 (annotate_with_file_line): Remove old-location variant.
8480 (annotate_with_locus): Likewise.
8481 (expr_location): Remove old location code.
8482 (set_expr_location): Likewise.
8483 (expr_has_location): Likewise.
8484 (expr_locus): Likewise.
8485 (set_expr_locus): Likewise.
8486 (expr_filename): Don't use location_from_locus.
8487 (expr_lineno): Likewise.
8488 * rtl-error.c (location_for_asm): Remove old location code.
8489 * c-lex.c (cb_line_change): Remove old location code.
8490 (fe_file_change): Likewise.
8491 (cb_def_pragma): Likewise.
8492 (c_lex_with_flags): Likewise.
8493 * gengtype.c (do_typedef): Don't special-case location types.
8494 (define_location_structures): Remove.
8495 (main): Don't call define_location_structures.
8496 * tree-pretty-print.c (dump_implicit_edges): Remove old location
8499 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8502 * builtins.def (BUILT_IN_STDARG_START): Remove.
8503 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
8504 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8505 * tree-inline.c (inline_forbidden_p_1): Likewise.
8507 2008-02-26 Richard Guenther <rguenther@suse.de>
8509 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8510 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8511 (lookup_decl_from_uid): Declare.
8512 (remove_decl_from_map): Likewise.
8513 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8514 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8515 (decl_for_uid_map): New global hashtable mapping DECL_UID
8517 (init_ttree): Allocate it.
8518 (insert_decl_to_uid_decl_map): New helper function.
8519 (make_node_stat): Insert new decls into the map.
8520 (copy_node_stat): Likewise.
8521 (lookup_decl_from_uid): New function.
8522 (remove_decl_from_map): Likewise.
8523 (print_decl_for_uid_map_statistics): New helper.
8524 (dump_tree_statistics): Call it.
8526 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8527 (referenced_var_iterator): Adjust.
8528 (FOR_EACH_REFERENCED_VAR): Adjust.
8529 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8530 (num_referenced_vars): Adjust.
8531 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8532 (first_referenced_var): Remove.
8533 (end_referenced_vars_p): Likewise.
8534 (next_referenced_var): Likewise.
8535 (referenced_var_iterator_set): New helper function.
8536 * tree-dfa.c (referenced_var_lookup): Adjust.
8537 (referenced_var_check_and_insert): Likewise.
8538 (remove_referenced_var): Likewise.
8539 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8540 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8541 (verify_call_clobbering): Likewise.
8542 (verify_memory_partitions): Likewise.
8543 (init_tree_ssa): Allocate bitmap instead of hashtable for
8545 (delete_tree_ssa): Adjust.
8546 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8547 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8548 (compute_tag_properties): Likewise.
8549 (set_initial_properties): Likewise.
8550 (find_partition_for): Likewise.
8551 (update_reference_counts): Likewise.
8552 (dump_may_aliases_for): Likewise.
8553 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8554 (add_call_clobber_ops): Likewise.
8555 (add_call_read_ops): Likewise.
8556 (get_asm_expr_operands): Likewise.
8557 * tree-into-ssa.c (dump_decl_set): Likewise.
8558 (update_ssa): Likewise.
8559 * tree-sra.c (scan_function): Likewise.
8560 (decide_instantiations): Likewise.
8561 (scalarize_parms): Likewise.
8562 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8563 (dsa_named_for): Likewise.
8564 * tree-ssa-structalias.c (update_alias_info): Likewise.
8565 (merge_smts_into): Likewise.
8567 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8570 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
8571 * c-opts.c (c_common_handle_option): Wall enables
8572 Wvolatile-register-var.
8573 * common.opt: Move Wvolatile-register-var to...
8576 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8578 * common.opt (Wlarger-than=): New.
8579 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
8581 * opts.c (common_handle_option): Handle -Wlarger-than=.
8582 * optc-gen.awk: Likewise.
8583 * opth-gen.awk: Likewise.
8584 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
8585 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8587 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8589 * c-common.c (match_case_to_enum_1): Add appropriate
8590 OPT_W* parameter to warning.
8591 (c_do_switch_warnings): Likewise.
8592 * c-typeck.c (warning_init): Add one more parameter following
8594 (push_init_level): Update call to warning_init.
8595 (pop_init_level): Likewise.
8596 (add_pending_init): Likewise.
8597 (output_init_element: Likewise.
8599 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8602 * toplev.c (toplev_main): If there are warnings or error, print
8603 errors for ignored options.
8604 * opts.c (ignored_options): New static variable.
8605 (postpone_unknown_option_error): New.
8606 (print_ignored_options): New.
8607 (handle_option): Postpone errors for unknown -Wno-* options.
8608 * opts.h (print_ignored_options): Declare.
8610 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
8612 * config/mips/mips.md (loadgp_blockage, blockage): Change type
8615 2008-02-25 Richard Guenther <rguenther@suse.de>
8618 2008-02-25 Richard Guenther <rguenther@suse.de>
8620 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8621 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8622 (lookup_decl_from_uid): Declare.
8623 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8624 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8625 (decl_for_uid_map): New global hashtable mapping DECL_UID
8627 (init_ttree): Allocate it.
8628 (insert_decl_to_uid_decl_map): New helper function.
8629 (make_node_stat): Insert new decls into the map.
8630 (copy_node_stat): Likewise.
8631 (lookup_decl_from_uid): New function.
8632 (print_decl_for_uid_map_statistics): New helper.
8633 (dump_tree_statistics): Call it.
8635 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8636 (referenced_var_iterator): Adjust.
8637 (FOR_EACH_REFERENCED_VAR): Adjust.
8638 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8639 (num_referenced_vars): Adjust.
8640 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8641 (first_referenced_var): Remove.
8642 (end_referenced_vars_p): Likewise.
8643 (next_referenced_var): Likewise.
8644 (referenced_var_iterator_set): New helper function.
8645 * tree-dfa.c (referenced_var_lookup): Adjust.
8646 (referenced_var_check_and_insert): Likewise.
8647 (remove_referenced_var): Likewise.
8648 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8649 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8650 (verify_call_clobbering): Likewise.
8651 (verify_memory_partitions): Likewise.
8652 (init_tree_ssa): Allocate bitmap instead of hashtable for
8654 (delete_tree_ssa): Adjust.
8655 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8656 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8657 (compute_tag_properties): Likewise.
8658 (set_initial_properties): Likewise.
8659 (find_partition_for): Likewise.
8660 (update_reference_counts): Likewise.
8661 (dump_may_aliases_for): Likewise.
8662 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8663 (add_call_clobber_ops): Likewise.
8664 (add_call_read_ops): Likewise.
8665 (get_asm_expr_operands): Likewise.
8666 * tree-into-ssa.c (dump_decl_set): Likewise.
8667 (update_ssa): Likewise.
8668 * tree-sra.c (scan_function): Likewise.
8669 (decide_instantiations): Likewise.
8670 (scalarize_parms): Likewise.
8671 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8672 (dsa_named_for): Likewise.
8673 * tree-ssa-structalias.c (update_alias_info): Likewise.
8674 (merge_smts_into): Likewise.
8676 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8679 * doc/invoke.texi (-fcx-limited-range): Document new option.
8680 * toplev.c (process_options): Handle -fcx-fortran-rules.
8681 * common.opt: Add documentation for -fcx-fortran-rules.
8683 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8686 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
8687 actual behaviour and C99.
8689 2008-02-26 Ben Elliston <bje@au.ibm.com>
8691 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
8692 (ASM_CPU_POWER6_SPEC): Likewise.
8693 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
8694 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
8695 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
8697 2008-02-25 Richard Guenther <rguenther@suse.de>
8699 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8700 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8701 (lookup_decl_from_uid): Declare.
8702 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8703 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8704 (decl_for_uid_map): New global hashtable mapping DECL_UID
8706 (init_ttree): Allocate it.
8707 (insert_decl_to_uid_decl_map): New helper function.
8708 (make_node_stat): Insert new decls into the map.
8709 (copy_node_stat): Likewise.
8710 (lookup_decl_from_uid): New function.
8711 (print_decl_for_uid_map_statistics): New helper.
8712 (dump_tree_statistics): Call it.
8714 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8715 (referenced_var_iterator): Adjust.
8716 (FOR_EACH_REFERENCED_VAR): Adjust.
8717 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8718 (num_referenced_vars): Adjust.
8719 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8720 (first_referenced_var): Remove.
8721 (end_referenced_vars_p): Likewise.
8722 (next_referenced_var): Likewise.
8723 (referenced_var_iterator_set): New helper function.
8724 * tree-dfa.c (referenced_var_lookup): Adjust.
8725 (referenced_var_check_and_insert): Likewise.
8726 (remove_referenced_var): Likewise.
8727 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8728 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8729 (verify_call_clobbering): Likewise.
8730 (verify_memory_partitions): Likewise.
8731 (init_tree_ssa): Allocate bitmap instead of hashtable for
8733 (delete_tree_ssa): Adjust.
8734 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8735 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8736 (compute_tag_properties): Likewise.
8737 (set_initial_properties): Likewise.
8738 (find_partition_for): Likewise.
8739 (update_reference_counts): Likewise.
8740 (dump_may_aliases_for): Likewise.
8741 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8742 (add_call_clobber_ops): Likewise.
8743 (add_call_read_ops): Likewise.
8744 (get_asm_expr_operands): Likewise.
8745 * tree-into-ssa.c (dump_decl_set): Likewise.
8746 (update_ssa): Likewise.
8747 * tree-sra.c (scan_function): Likewise.
8748 (decide_instantiations): Likewise.
8749 (scalarize_parms): Likewise.
8750 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8751 (dsa_named_for): Likewise.
8752 * tree-ssa-structalias.c (update_alias_info): Likewise.
8753 (merge_smts_into): Likewise.
8755 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
8758 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
8759 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
8760 * alias.h (nonoverlapping_memrefs_p): Likewise.
8762 2008-02-25 Jan Beulich <jbeulich@novell.com>
8764 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
8765 * config/i386/netware-libgcc.exp: Add __bswap?i2,
8766 __emultls_get_address, __emultls_register_common,
8767 __floatundi?f, and _Unwind_GetIPInfo.
8768 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
8769 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
8770 (gen_regparm_prefix): Likewise.
8771 (i386_nlm_encode_section_info): Sync with
8772 config/i386/winnt.c:i386_pe_encode_section_info().
8773 (i386_nlm_maybe_mangle_decl_assembler_name): New.
8774 i386_nlm_mangle_decl_assembler_name): New.
8775 (netware_override_options): New.
8776 * config/i386/netware.h (netware_override_options): Declare.
8777 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
8778 (i386_nlm_mangle_decl_assembler_name): Declare.
8779 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
8781 2008-02-25 Ben Elliston <bje@au.ibm.com>
8784 * c-decl.c (grokdeclarator): Remove unused local variables
8785 `typedef_type' and `type_as_written'.
8787 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
8788 unused local variable `has_hot_blocks'.
8789 (fix_crossing_conditional_branches): Remove unused local variable
8792 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
8795 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
8796 using DEF_C99_BUILTIN.
8797 (BUILT_IN_NANF): Ditto.
8798 (BUILT_IN_NANL): Ditto.
8800 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
8801 Revital Eres <eres@il.ibm.com>
8803 * modulo-sched.c (calculate_must_precede_follow): Address TODO
8804 regarding the order of two dependent insns in the same row.
8806 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
8808 * stor-layout.c (layout_decl): Do not bump the alignment of a
8809 bit-field to more than byte alignment if it is packed.
8811 2008-02-24 David Edelsohn <edelsohn@gnu.org>
8813 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
8816 2008-02-24 Diego Novillo <dnovillo@google.com>
8818 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
8821 * tree-vrp.c (vrp_evaluate_conditional): With
8822 -Wtype-limits, emit a warning when comparing against a
8823 constant outside the natural range of OP0's type.
8824 * c.opt (Wtype-limits): Move ...
8825 * common.opt (Wtype-limits): ... here.
8827 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
8829 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
8830 * config/rs6000/e300c2c3.md: New file.
8831 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8833 (rs6000_override_options): Add e300c2 and e300c3 cases to
8834 processor_target_table. Do not allow usage of Altivec or Spe
8835 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
8836 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
8837 * config/rs6000/rs6000.h (processor_type): Add
8838 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
8839 (ASM_CPU_SPEC): Add e300c2 and e300c3.
8840 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
8841 and ppce300c3. Include e300c2c3.md.
8843 2008-02-23 David Edelsohn <edelsohn@gnu.org>
8845 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
8846 instead of TARGET_STRICT_ALIGN.
8848 2008-02-23 Joseph Myers <joseph@codesourcery.com>
8850 * explow.c (memory_address): Assert that the generated address is
8853 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8856 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
8857 * config/darwin-ppc-ldouble-patch.def: New file.
8858 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
8859 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
8860 SUBTARGET_INIT_BUILTINS if defined.
8861 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
8864 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8867 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
8868 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
8870 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8873 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
8874 file" warning condtional on -Winvalid-PCH.
8876 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8878 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
8880 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
8884 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
8885 prevent reload from using MMX registers.
8886 (*mov<mode>_internal): Ditto.
8887 (*movv2sf_internal_rex64): Ditto.
8888 (*movv2sf_internal): Ditto.
8890 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8892 PR documentation/31569
8893 * doc/install.texi2html: Use makeinfo --no-number-sections.
8895 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8897 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
8898 ensure that we can address an entire entity > 8 bytes. Don't
8899 generate reg+reg addressing for such data.
8901 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8903 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
8904 strings when optimizing for size, unless the target cares about
8907 2008-02-22 Tom Tromey <tromey@redhat.com>
8909 * regclass.c (current_pass): Remove declaration.
8911 2008-02-22 Anatoly Sokolov <aesok@post.ru>
8913 * config/avr/libgcc.S (__RAMPZ__): Define.
8914 (__do_copy_data): Add for devices with 128KB code memory.
8916 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8918 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8920 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
8922 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
8924 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
8927 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8930 * c-typeck.c (build_binary_op): Warn about floating point
8931 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
8933 2008-02-21 Janis Johnson <janis187@us.ibm.com>
8936 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
8937 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
8939 (rs6000_override_options): Set altivec_abi as default, not override,
8940 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
8941 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
8942 is used; use new member spe_abi.
8943 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
8944 spe_abi and altivec_abi.
8946 2008-02-22 Tomas Bily <tbily@suse.cz>
8948 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
8950 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8953 * config.build (build_file_translate): Set to `CMD //c' only if
8955 * Makefile.in (build_file_translate): Improve comment.
8957 2008-02-21 Jan Hubicka <jh@suse.cz>
8959 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
8960 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
8961 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
8963 2008-02-21 Michael Matz <matz@suse.de>
8966 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
8968 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
8970 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
8971 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
8973 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
8974 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
8975 SSE_VEC_FLOAT_MODE_P as insn constraint.
8976 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
8977 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
8978 sse4a_movntdf using MODEF mode iterator.
8979 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
8980 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
8981 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
8982 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
8983 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
8984 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
8985 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
8987 2008-02-21 Richard Guenther <rguenther@suse.de>
8989 * tree.def (PAREN_EXPR): New tree code.
8990 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
8992 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
8993 * expr.c (expand_expr_real_1): Likewise.
8994 * tree-inline.c (estimate_num_insns_1): Likewise.
8995 * tree-complex.c (expand_complex_move): Likewise.
8996 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
8999 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9002 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
9004 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9007 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
9009 * config/sh/sh.c (find_barrier): Don't go past
9010 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
9012 2008-02-20 DJ Delorie <dj@redhat.com>
9014 * config/h8300/h8300.md (insv): Force source operand to be a register.
9016 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
9017 as a jump, not as a plain insn.
9019 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
9021 * doc/invoke.texi (Warning Options): Add new option
9022 -Wframe-larger-than=.
9023 (-Wframe-larger-than): Document.
9025 * flags.h (warn_frame_larger_than, frame_larger_than_size):
9026 Add declarations for new option variables.
9028 * final.c (final_start_function): Check the frame size
9029 before emission and issue a Wframe-larger-than warning.
9031 * opts.c (warn_frame_larger_than, frame_larger_than_size):
9032 Add definitions for new option variables.
9033 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
9035 * common.opt (Wframe-larger-than=): New option.
9037 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9039 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
9040 (<sse>_div<mode>3): Ditto.
9041 (<sse>_vmdiv<mode>3): Ditto.
9042 (<sse>_vmsqrt<mode>2): Ditto.
9043 (*smax<mode>3): Ditto.
9044 (sse5_frcz<mode>2): Ditto.
9045 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
9048 2008-02-20 Richard Guenther <rguenther@suse.de>
9051 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
9052 be happy with INTEGRAL_TYPE_P.
9054 2008-02-20 Richard Guenther <rguenther@suse.de>
9056 * fold-const.c (split_tree): Associate floatig-point expressions
9057 if flag_associative_math is set.
9059 2008-02-20 Richard Guenther <rguenther@suse.de>
9061 * tree.h (fold_real_zero_addition_p): Declare.
9062 * fold-const.c (fold_real_zero_addition_p): Export.
9063 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
9064 floating-point operations with zero and one.
9066 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
9068 * doc/install.texi: Correct references to CFLAGS, replacing them
9069 with BOOT_CFLAGS. Document flags used during bootstrap for
9072 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9074 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
9075 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
9076 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
9078 (smin<mode>3): Ditto from similar patterns.
9079 (smax<mode>3): Ditto.
9080 (*ieee_smin<mode>3): Ditto.
9081 (*ieee_smax<mode>3): Ditto.
9082 * config/i386/sse.md (sse): New mode attribute.
9083 (mov<mode>): Macroize expander from movv4sf and movv2df using
9084 SSEMODEF2P mode iterator.
9085 (<sse>_movnt<mode>): Ditto from similar patterns. Use
9086 SSE_VEC_FLOAT_MODE_P as insn constraint.
9087 (storent<mode>): Ditto.
9088 (storent<mode>): Macroize expander from storentsf and storentdf using
9089 MODEF mode iterator.
9090 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
9091 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
9092 (abs<mode>2): Ditto from similar patterns.
9093 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
9094 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
9095 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
9096 (<sse>_vmsqrt<mode>2): Ditto.
9097 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
9098 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
9099 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
9100 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
9101 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
9102 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
9103 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
9105 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
9106 iterator and SSE_FLOAT_MODE_P as insn constraint.
9107 (<sse>_ucomi): Ditto from similar patterns.
9108 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
9109 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
9110 SSE_VEC_FLOAT_MODE_P as insn constraint.
9111 (vcond<mode>): Ditto from similar patterns.
9112 (and<mode>3, *and<mode>3): Ditto.
9113 (<sse>_nand<mode>3): Ditto.
9114 (ior<mode>3, *ior<mode>3): Ditto.
9115 (xor<mode>3, *xor<mode>3): Ditto.
9116 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
9117 iterator and SSE_FLOAT_MODE_P as insn constraint.
9118 (*nand<mode>3): Ditto from similar patterns.
9119 (*ior<mode>3): Ditto.
9120 (*xor<mode>3): Ditto.
9122 2008-02-20 Ira Rosen <irar@il.ibm.com>
9124 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
9125 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
9126 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
9128 2008-02-19 Jan Hubicka <jh@suse.cz>
9130 * predict.c (tree_bb_level_predictions): Remove variable next
9131 mistakely introduced by previous commit.
9133 2008-02-19 Jan Hubicka <jh@suse.cz>
9135 * predict.c (predict_paths_leading_to): Rewrite.
9136 (predict_paths_for_bb): New.
9137 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
9139 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9142 * Makefile.in (build_file_translate): New.
9143 (gcc-vers.texi): Use it for translating $(abs_srcdir).
9144 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
9145 * configure.ac (build_file_translate): Substitute it.
9146 * configure: Regenerate.
9148 2008-02-19 Jan Hubicka <jh@suse.cz>
9150 PR rtl-optimization/34408
9151 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
9154 2008-02-19 Jan Hubicka <jh@suse.cz>
9157 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
9160 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
9163 * config/i386/i386-modes.def: Revert the last DI alignment
9164 change until Ada people can look into it.
9166 2008-02-19 Nick Clifton <nickc@redhat.com>
9168 * opts.c (print_specific_help): Fix typo in --help text.
9170 2008-02-19 Jakub Jelinek <jakub@redhat.com>
9173 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
9174 32-bit inline asm without asm alternatives for host GCC < 3.0.
9176 2008-02-19 Richard Guenther <rguenther@suse.de>
9178 PR tree-optimization/34989
9179 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
9180 Allow propagation to INDIRECT_REF if we can simplify only.
9182 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9184 * c-common.c (warn_for_collisions_1): Use appropriate option when
9187 2008-02-19 Nick Clifton <nickc@redhat.com>
9190 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
9191 (handle_options): Fix indentation.
9192 (print_filtered_help): If no language-specific options were
9193 displayed tell the user how to list all the options supported by
9194 the language's front-end.
9195 (print_specific_help): Fix indentation and remove duplicate line.
9196 (common_handle_option): Handle the -v option.
9197 For --help enable the display of undocumented options if the -v
9198 switch has been included on the command line.
9199 For --help= check for overlaps in the arguments between the option
9200 classes and the language names and issue a warning when they
9201 cannot be disambiguated.
9202 * c.opt (v): Pass on to the common option handler.
9204 2008-02-19 Revital Eres <eres@il.ibm.com>
9206 * modulo-sched.c (sms_schedule): Change dump message when
9207 create_ddg function fails.
9208 (try_scheduling_node_in_cycle): Rename row to cycle.
9209 (print_partial_schedule): Rename CYCLE to ROW.
9211 2008-02-19 Christian Bruel <christian.bruel@st.com>
9212 Zdenek Dvorak <ook@ucw.cz>
9214 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
9216 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9219 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
9220 (*x86_movdicc_0_m1_se): Ditto.
9222 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9224 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
9225 (CMPtype): Define as __gcc_CMPtype.
9226 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
9227 (CMPtype): Define as __gcc_CMPtype.
9229 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
9231 Support valgrind 3.3 for --enable-checking=valgrind.
9232 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
9234 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
9235 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
9236 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
9237 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
9238 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
9239 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
9240 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
9242 * ggc-zone.c: Similar.
9243 * ggc-page.c: Similar.
9245 2008-02-19 Paul Brook <paul@codesourcery.com>
9248 * config/arm/ieee754-df.S: Fix do_it typo.
9249 * config/arm/ieee754-sf.S: Fix do_it typo.
9251 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9254 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
9255 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
9256 (OPTION_MASK_ISA_SSE_SET): Likewise.
9257 (OPTION_MASK_ISA_SSE2_SET): Likewise.
9258 (OPTION_MASK_ISA_SSE3_SET): Likewise.
9259 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
9260 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
9261 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
9262 (OPTION_MASK_ISA_SSE4_SET): Likewise.
9263 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
9264 (OPTION_MASK_ISA_SSE5_SET): Likewise.
9265 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
9266 (OPTION_MASK_ISA_MMX_UNSET): Updated.
9267 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
9268 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9269 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9270 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9271 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9272 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9273 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9274 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
9275 (OPTION_MASK_ISA_SSE4): Removed.
9276 (ix86_handle_option): Turn on bits in ix86_isa_flags and
9277 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
9278 (override_options): Don't turn on implied SSE/MMX bits in
9281 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9283 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9286 2008-02-18 Joey Ye <joey.ye@intel.com>
9289 * tree-nested.c (insert_field_into_struct): Set type alignment
9290 to field alignment if the former is less than the latter.
9292 2008-02-18 Jakub Jelinek <jakub@redhat.com>
9294 * BASE-VER: Set to 4.4.0.
9296 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9298 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
9299 * doc/cfg.texi: Likewise.
9300 * doc/extend.texi: Likewise.
9301 * doc/gty.texi: Likewise.
9302 * doc/invoke.texi: Likewise.
9303 * doc/loop.texi: Likewise.
9304 * doc/md.texi: Likewise.
9305 * doc/passes.texi: Likewise.
9306 * doc/rtl.texi: Likewise.
9307 * doc/sourcebuild.texi: Likewise.
9308 * doc/tm.texi: Likewise.
9309 * doc/tree-ssa.texi: Likewise.
9311 2008-02-17 Richard Guenther <rguenther@suse.de>
9314 * tree-complex.c (init_parameter_lattice_values): Handle parameters
9315 without default definition.
9317 2008-02-17 Richard Guenther <rguenther@suse.de>
9319 PR tree-optimization/35231
9320 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
9323 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
9326 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9327 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9328 libgcc_cmp_return mode.
9330 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9333 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
9335 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
9337 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
9340 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9342 * doc/c-tree.texi: Use `@.' where appropriate.
9343 * doc/extend.texi: Likewise.
9344 * doc/install.texi: Likewise.
9345 * doc/invoke.texi: Likewise.
9346 * doc/loop.texi: Likewise.
9347 * doc/makefile.texi: Likewise.
9348 * doc/md.texi: Likewise.
9349 * doc/passes.texi: Likewise.
9350 * doc/standards.texi: Likewise.
9351 * doc/tm.texi: Likewise.
9353 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9356 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
9358 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
9359 rather than in entry_bb.
9361 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9363 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9364 libgcc_cmp_return mode.
9366 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9369 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
9370 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
9372 2008-02-15 Richard Guenther <rguenther@suse.de>
9373 Zdenek Dvorak <ook@ucw.cz>
9375 PR tree-optimization/35164
9376 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
9377 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
9378 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
9379 Only propagate addresses which do not have abnormal SSA_NAMEs
9382 2008-02-15 Joseph Myers <joseph@codesourcery.com>
9385 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
9387 2008-02-15 Jan Hubicka <jh@suse.cz>
9390 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
9392 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9395 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
9396 when calculating alignment_pad.
9398 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9400 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
9401 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
9402 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
9403 and STACK_BOUNDARY define.
9405 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
9407 PR preprocessor/35061
9408 * c-pragma.c (handle_pragma_pop_macro): Check that
9409 pushed_macro_table has been allocated.
9411 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
9414 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
9415 (force_gimple_operand): Likewise.
9416 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
9417 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
9418 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
9419 (find_interesting_uses_address): Check addressability and alignment
9420 of the base expression only after substituting bases of IVs into it.
9422 2008-02-14 Michael Matz <matz@suse.de>
9425 * function.c (instantiate_virtual_regs_in_insn): Reload address
9426 before falling back to reloading the whole operand.
9428 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
9430 * config/s390/s390.c (s390_mainpool_start): Emit the pool
9431 before the first section switch note.
9433 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9435 * doc/bugreport.texi: Update copyright years.
9436 * doc/c-tree.texi: Likewise.
9437 * doc/cfg.texi: Likewise.
9438 * doc/cpp.texi: Likewise.
9439 * doc/cppinternals.texi: Likewise.
9440 * doc/fragments.texi: Likewise.
9441 * doc/frontends.texi: Likewise.
9442 * doc/gcc.texi: Likewise.
9443 * doc/gty.texi: Likewise.
9444 * doc/hostconfig.texi: Likewise.
9445 * doc/implement-c.texi: Likewise.
9446 * doc/libgcc.texi: Likewise.
9447 * doc/loop.texi: Likewise.
9448 * doc/makefile.texi: Likewise.
9449 * doc/options.texi: Likewise.
9450 * doc/passes.texi: Likewise.
9451 * doc/rtl.texi: Likewise.
9452 * doc/sourcebuild.texi: Likewise.
9453 * doc/standards.texi: Likewise.
9454 * doc/tree-ssa.texi: Likewise.
9455 * doc/trouble.texi: Likewise.
9457 * doc/extend.texi: Use @: or add comma where appropriate.
9458 * doc/invoke.texi: Likewise.
9459 * doc/tm.texi: Likewise.
9461 2008-02-14 Alan Modra <amodra@bigpond.net.au>
9464 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
9467 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
9469 * doc/md.texi (clz, ctz): Add reference.
9470 * doc/rtl.texi (clz, ctz): Likewise.
9472 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9475 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
9478 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
9480 * config/s390/s390.c (struct constant_pool): New field
9481 emit_pool_after added.
9482 (s390_mainpool_start): Set the emit_pool_after flag according
9483 to the section switch notes.
9484 (s390_mainpool_finish): Consider emit_pool_after when emitting
9485 the literal pool at the end of the function.
9486 (s390_chunkify_start): Force literal pool splits at section
9489 2008-02-13 Michael Matz <matz@suse.de>
9492 * var-tracking.c (clobber_variable_part): Correctly traverse the
9495 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9498 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
9499 Add -fdump-ipa-inline.
9500 * tree-dump.c (dump_files): Remove tree-inlined dump.
9501 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
9503 2008-02-12 Richard Guenther <rguenther@suse.de>
9505 PR tree-optimization/35171
9506 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
9509 2008-02-12 Richard Guenther <rguenther@suse.de>
9512 * fold-const.c (fold_widened_comparison): Use get_unwidened in
9513 value-preserving mode. Disallow final truncation.
9515 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
9518 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
9519 code from here to...
9520 (force_gimple_operand): ...here.
9522 2008-02-12 Jakub Jelinek <jakub@redhat.com>
9525 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
9526 non-compatible pointers.
9527 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
9528 different FIELD_DECLs, try harder by comparing field offsets, sizes
9532 * function.c (match_asm_constraints_1): Don't replace the same input
9535 2008-02-12 Anatoly Sokolov <aesok@post.ru>
9537 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
9538 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
9539 (expand_epilogue): Restore RAMPZ register.
9540 * config/avr/avr.md (RAMPZ_ADDR): New constant.
9542 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
9544 * config/i386/cygwin.asm: (__alloca): Correct calling
9545 convention and alignment.
9546 (__chkstk): Force 8 byte stack alignment.
9548 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
9549 Richard Guenther <rguenther@suse.de>
9551 PR tree-optimization/33992
9552 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
9553 the zero we compare against.
9555 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
9558 * gthr-win32.h (__gthread_mutex_destroy_function): New function
9559 to CloseHandle after unlocking to prevent accumulation of handle
9562 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9565 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
9566 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
9567 and update LABEL_NUSES during and after reload.
9569 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
9572 * combine.c (simplify_if_then_else): Make sure the comparison is
9573 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
9575 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
9578 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
9579 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
9580 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
9581 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
9582 * tree.h (get_type_static_bounds): Likewise.
9584 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9586 * doc/invoke.texi (Option Summary, C++ Dialect Options)
9587 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9588 Make -Wfoo language annotations match what the compiler outputs.
9590 2008-02-08 Sa Liu <saliu@de.ibm.com>
9592 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
9593 intrinsics spu_convts, spu_convtu, spu_convtf.
9595 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
9597 * doc/extend.texi (Function Attributes) <noinline>: Mention
9598 asm ("") as method to keep calls.
9600 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9603 * doc/options.texi (Options): Replace references to opts.sh with
9605 * opts-common.c: Likewise.
9606 * optc-gen.awk: Likewise.
9608 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
9610 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
9612 2008-02-07 Richard Henderson <rth@redhat.com>
9615 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
9616 EXPR_LIST for the REG_EQUAL instead of a comparison with a
9619 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
9621 PR tree-optimization/35085
9622 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
9623 for operand entry oe2 in addition to operand entry oe3 in order to
9624 expose more opportunities for vectorizer sum reduction.
9626 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9629 * Makefile.in (LIBS): Remove $(GMPLIBS).
9630 (cc1-dummy, cc1): Add $(GMPLIBS).
9632 2008-02-06 Jan Hubicka <jh@suse.cz>
9635 * i386.md (moddf_integer): Do not produce partial memory stalls for
9636 targets where it hurts.
9638 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
9641 * optabs.c (expand_float): Do not check for decimal modes when
9642 expanding unsigned integer through signed conversion.
9644 2008-02-06 Nick Clifton <nickc@redhat.com>
9646 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
9647 inside the clobber with a match_operand and duplicated operand
9648 number in the constraint.
9649 (ineqbranchsi): Delete redundant comment.
9651 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9653 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
9654 builtin_define ("__USE_INIT_FINI__").
9655 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
9657 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
9659 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9661 PR documentation/30330
9662 * doc/invoke.texi (C++ Dialect Options)
9663 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9664 For each warning option -Wfoo that allows -Wno-foo, ensure both
9665 -Wfoo and -Wno-foo are listed in the option index. Fix index
9666 entry of -Wswitch-default, index -Wnormalized= including the
9667 `=', and -Wlarger-than-@var{len} including @var{len}.
9669 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9671 * config/i386/i386.md (floatunssisf2): Use
9672 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
9673 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
9674 Macroize expander using MODEF mode iterator.
9676 2008-02-05 Diego Novillo <dnovillo@google.com>
9678 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
9681 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
9683 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9686 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
9688 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
9691 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
9692 to indicate if a message should be generated.
9693 (init_cumulative_args): Updated.
9694 (function_value_32): Likewise.
9696 2008-02-05 Joseph Myers <joseph@codesourcery.com>
9698 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
9700 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9703 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
9704 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
9706 2008-02-04 Diego Novillo <dnovillo@google.com>
9708 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
9711 * tree-vrp.c (vrp_evaluate_conditional): With
9712 -Wtype-limits, emit a warning when comparing against a
9713 constant outside the natural range of OP0's type.
9715 2008-02-04 Richard Guenther <rguenther@suse.de>
9718 * expr.c (count_type_elements): Give for unions instead of
9721 2008-02-04 Richard Guenther <rguenther@suse.de>
9724 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
9725 to TYPE_DOMAINs base type instead of using bitsizetype here.
9727 2008-02-03 Jason Merrill <jason@redhat.com>
9729 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
9731 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9734 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
9735 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
9736 (RS/6000 and PowerPC Options): Fix typos and markup.
9737 * doc/passes.texi (Tree-SSA passes): Likewise.
9739 2008-02-02 Michael Matz <matz@suse.de>
9742 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
9743 from record_last_reg_set_info.
9744 (record_last_reg_set_info): Take an RTX argument, iterate over all
9745 constituent hardregs.
9746 (record_last_set_info, record_opr_changes): Change calls to
9747 new signature or to record_last_reg_set_info_regno.
9749 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
9751 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
9753 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
9755 PR rtl-optimization/34773
9756 * reg-notes.def (EQUAL): Mention significance of combination of
9757 REG_EQUAL and REG_RETVAL.
9758 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
9759 insn that has a REG_RETVAL.
9761 2008-02-01 Roger Sayle <roger@eyesopen.com>
9764 * configure.ac (--enable-fixed-point): Disable unless explicitly
9766 * configure: Regenerate.
9768 2008-02-01 Richard Guenther <rguenther@suse.de>
9771 * invoke.texi (-finline-limit): Remove no longer true parts
9772 of the documentation. Note that there is no default value.
9774 2008-02-01 Andrew Pinski <pinskia@gmail.com>
9775 Mark Mitchell <mark@codesourcery.com>
9776 Ben Elliston <bje@au.ibm.com>
9779 * doc/extend.texi (Other Builtins): Document.
9781 2008-01-31 Tom Browder <tom.browder@gmail.com>
9783 * doc/c-tree.texi (Types): Fix grammar.
9784 (Expression trees): Ditto.
9785 * doc/passes.texi (Tree-SSA passes): Ditto.
9787 * doc/configterms.texi (Configure Terms): Fix typo.
9788 * doc/cpp.texi (Common Predefined Macros): Ditto.
9789 * doc/md.texi (Machine Constraints): Ditto.
9791 * doc/makefile.texi (Makefile): Add comma.
9793 2008-01-31 Tom Browder <tom.browder@gmail.com>
9794 Gerald Pfeifer <gerald@pfeifer.com>
9796 * doc/sourcebuild.texi (Front End): Remove references to CVS
9797 and CVSROOT/modules.
9798 (Texinfo Manuals): Replace reference to CVS by one to SVN.
9799 (Back End): Remove reference to CVS.
9801 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9804 * config/mips/mips.c (gen_load_const_gp): New function, taking a
9806 (mips16_gp_pseudo_reg): ...here.
9807 * config/mips/mips.md (load_const_gp): Replace with...
9808 (load_const_gp_<mode>): ...this :P-based insn.
9810 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9812 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
9813 options. Minor fixes.
9814 (-std): Move reference to standards closer to where language
9815 standards are first mentioned.
9817 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9819 PR rtl-optimization/34995
9820 * reload.c (alternative_allows_const_pool_ref): Take an rtx
9821 parameter and return a bool. If the rtx parameter is nonnull,
9822 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
9823 (find_reloads): Update call accordingly. Pass the new operand
9824 if it needed no address reloads, otherwise pass null.
9826 2008-01-30 Richard Henderson <rth@redhat.com>
9829 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
9830 for unbounded arrays.
9832 2008-01-30 Silvius Rus <rus@google.com>
9834 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
9836 2008-01-30 Jan Hubicka <jh@suse.cz>
9839 * i386.c (init_cumulative_args): Use real function declaration when
9842 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
9844 PR rtl-optimization/34998
9845 * global.c (build_insn_chain): Treat non-subreg_lowpart
9846 SUBREGs of pseudos as clobbering all the words covered by the
9847 SUBREG, not just all the bytes.
9848 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
9849 original df_ref rather than an extract parameter.
9850 (global_conflicts): Update call accordingly.
9852 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
9854 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
9855 the overflow check to make it easier to read.
9856 (__fixtfdi): Change the type of the ll member in union
9857 long_double to UDItype_x.
9859 2008-01-30 Jakub Jelinek <jakub@redhat.com>
9862 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
9863 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
9864 * tree-inline.c (fold_marked_statements): Call
9865 cgraph_update_edges_for_call_stmt if folding a call statement.
9866 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
9867 debug_generic_stmt calls, reset it back afterwards.
9870 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
9872 * c-typeck.c (build_external_ref): Don't pedwarn about
9873 static vars in current function's scope.
9875 2008-01-29 Joseph Myers <joseph@codesourcery.com>
9877 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
9879 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
9882 * ipa-struct-reorg.c: Fix spelling.
9883 * params.def: Ditto.
9885 2008-01-29 Richard Guenther <rguenther@suse.de>
9888 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
9890 * tree-inline.c (remap_type): Increment remapping_type_depth
9891 around remapping types.
9892 (copy_body_r): Only add referenced variables if they are referenced
9893 from code, not types.
9895 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
9906 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
9907 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
9909 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
9912 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
9913 pointer for tiny stack.
9915 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9917 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
9919 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9921 * config/vx-common.h: Fix typo in comment.
9923 2008-01-28 Ian Lance Taylor <iant@google.com>
9927 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
9928 coalesce pointers if they have different DECL_NO_TBAA_P values.
9929 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
9930 between variables with different DECL_NO_TBAA_P values.
9932 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
9935 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
9936 are not legitimate small data references on SPE targets.
9938 2008-01-28 David Daney <ddaney@avtrex.com>
9940 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
9942 2008-01-28 David Daney <ddaney@avtrex.com>
9944 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
9946 2008-01-27 Joseph Myers <joseph@codesourcery.com>
9948 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
9949 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
9950 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
9951 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
9952 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9953 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
9954 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
9955 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
9957 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9959 * basic-block.h (condjump_equiv_p): Fix comment.
9961 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9963 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
9964 print_generic_stmt_indented): Fix comment.
9966 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9968 * configure.ac (__stack_chk_fail): Add detecion for availability
9969 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
9970 * configure: Regenerate.
9972 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
9975 * final.c (output_addr_const): Handle TRUNCATE.
9977 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
9980 * tree-ssa-loop-ivopts.c (comp_cost): New type.
9981 (zero_cost, infinite_cost): New constants.
9982 (struct cost_pair): Change type of cost to comp_cost.
9983 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
9984 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
9986 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
9987 split_address_cost, ptr_difference_cost, difference_cost,
9988 get_computation_cost_at, get_computation_cost,
9989 determine_use_iv_cost_generic, determine_use_iv_cost_address,
9990 determine_use_iv_cost_condition, determine_use_iv_costs,
9991 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
9992 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
9993 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
9994 Change type of cost to comp_cost.
9995 (determine_iv_cost): Increase cost of non-original ivs, instead
9996 of decreasing the cost of original ones.
9997 (get_address_cost): Indicate the complexity of the addressing mode
9999 (try_add_cand_for): Prefer using ivs not specific to some object.
10000 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
10002 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
10003 Janis Johnson <janis187@us.ibm.com>
10006 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
10007 (TARGET_INSTANTIATE_DECLS): Likewise.
10008 * target.h (expand_to_rtl_hook): New target hook.
10009 (instantiate_decls): Likewise.
10010 * function.c (instantiate_decl): Make non-static. Rename to...
10011 (instantiate_decl_rtl): ... this.
10012 (instantiate_expr): Use instantiate_decl_rtl.
10013 (instantiate_decls_1): Likewise.
10014 (instantiate_decls): Likewise.
10015 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
10016 * function.h (instantiate_decl_rtl): Add prototype.
10017 * cfgexpand.c (target.h): New include.
10018 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
10019 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
10020 (TARGET_INSTANTIATE_DECLS): Likewise.
10021 (TARGET_INITIALIZER): New target hooks added.
10022 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
10024 * config/rs6000/rs6000.c (tree-flow.h): New include.
10025 (machine_function): Add sdmode_stack_slot field.
10026 (rs6000_alloc_sdmode_stack_slot): New function.
10027 (rs6000_instantiate_decls): Likewise.
10028 (rs6000_secondary_memory_needed_rtx): Likewise.
10029 (rs6000_check_sdmode): Likewise.
10030 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
10031 (TARGET_INSTANTIATE_DECLS): Likewise.
10032 (rs6000_hard_regno_mode_ok): Allow SDmode.
10033 (num_insns_constant): Likewise. Handle _Decimal32 constants.
10034 (rs6000_emit_move): Handle SDmode.
10035 (function_arg_advance): Likewise.
10036 (function_arg): Likewise.
10037 (rs6000_gimplify_va_arg): Likewise. Add special handling of
10038 SDmode var args for 32-bit compiles.
10039 (rs6000_secondary_reload_class): Handle SDmode.
10040 (rs6000_output_function_epilogue): Likewise.
10041 (rs6000_function_value): Simplify if statement.
10042 (rs6000_libcall_value): Likewise.
10043 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
10044 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
10045 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
10046 (movsd_hardfloat): New define_insn.
10047 (movsd_softfloat): Likewise.
10048 (movsd_store): Likewise.
10049 (movsd_load): Likewise.
10050 (extendsddd2): Likewise.
10051 (extendsdtd2): Likewise.
10052 (truncddsd2): Likewise.
10053 (movdd_hardfloat64): Fixup comment.
10054 (UNSPEC_MOVSD_LOAD): New constant.
10055 (UNSPEC_MOVSD_STORE): Likewise.
10057 2008-01-26 Jakub Jelinek <jakub@redhat.com>
10060 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
10062 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
10063 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
10064 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
10065 and TRUTH_XOR_EXPR.
10067 2008-01-26 David Edelsohn <edelsohn@gnu.org>
10070 * config.gcc: Separate AIX 5.3 from AIX 6.1.
10071 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10072 __LONGDOUBLE128 too.
10073 * config/rs6000/aix61.h: New file.
10075 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10077 PR rtl-optimization/34959
10078 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
10079 popcount and parity rtxes the same mode as their operand.
10080 Truncate or extend the result to the return value's mode
10083 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10086 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
10087 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
10088 to GOT_VERSION_REGNUM.
10089 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
10090 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
10091 * config/mips/mips.c (mips_emit_call_insn): New function.
10092 (mips_call_tls_get_addr): Call mips_expand_call directly.
10093 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
10095 (mips16_build_call_stub): Likewise. Return the call insn or null.
10096 (mips_expand_call): Update the call to mips16_build_call_stub
10097 accordingly and a remove redundant condition. Assert that MIPS16
10098 stubs do not use lazy binding. Use mips_emit_call_insn and return
10100 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
10102 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
10103 (mips_avoid_hazard): Remove hazard_set handling.
10104 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
10105 (UNSPEC_RESTORE_GP): ...this.
10106 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
10107 (FAKE_CALL_REGNO): Rename to...
10108 (GOT_VERSION_REGNUM): ...this.
10109 (type): Add "ghost" value. Add an associated insn reservation.
10110 (hazard_set): Remove.
10111 (exception_receiver): Rename to...
10112 (restore_gp): ...this and update the unspec identifier accordingly.
10113 (exception_receiver, nonlocal_got_receiver): New expanders.
10114 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
10115 FAKE_CALL_REGNO. Remove hazard_set attribute.
10116 (set_got_version, update_got_version): New patterns.
10118 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
10121 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
10123 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10126 * doc/install.texi2html: Generate gcc-vers.texi.
10128 2008-01-25 DJ Delorie <dj@redhat.com>
10130 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
10132 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10134 * config/c4x: Remove directory.
10135 * config.gcc (crx-*, mt-*): Mark obsolete.
10136 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
10137 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
10138 sh-*-rtemscoff*): Remove cases.
10139 * defaults.h (C4X_FLOAT_FORMAT): Remove.
10140 * real.c (encode_c4x_single, decode_c4x_single,
10141 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
10142 c4x_extended_format): Remove.
10143 * real.h (c4x_single_format, c4x_extended_format): Remove.
10144 * doc/extend.texi (interrupt, naked): Remove mention of attributes
10146 (Pragmas): Remove comment about c4x pragmas.
10147 * doc/install.texi (c4x): Remove target-specific instructions.
10148 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
10149 * doc/md.texi (Machine Constraints): Remove C4x documentation.
10150 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
10151 refer to C4x source files as examples.
10152 (C4X_FLOAT_FORMAT): Remove documentation.
10154 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
10156 * config/bfin/bfin.c (override_options): Reorder tests so that
10157 flag_pic gets enabled for -msep-data.
10159 2008-01-25 Richard Guenther <rguenther@suse.de>
10161 PR middle-end/32244
10162 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
10163 to its bitfield precision if required.
10165 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10167 PR middle-end/33880
10168 * tree-nested.c (walk_omp_for): New function.
10169 (convert_nonlocal_reference, convert_local_reference): Call
10170 walk_omp_for on OMP_FOR.
10171 (convert_call_expr): Call walk_body on OMP_FOR's
10172 OMP_FOR_PRE_INIT_BODY.
10174 2008-01-25 Richard Guenther <rguenther@suse.de>
10176 PR tree-optimization/34966
10177 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
10178 default defs and PHI_NODEs we have to insert after the
10179 defining statement.
10181 2008-01-24 Nick Clifton <nickc@redhat.com>
10183 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
10184 Provide a default definition.
10185 (LIBGCC2_UNITS_PER_WORD): Likewise.
10187 * config/stormy16/stormy16.c: Include df.h for the prototype
10188 for df_regs_ever_live_p.
10189 (xstormy16_expand_builtin_va_start): Convert the stack offset
10190 into a component_ref and then use POINTER_PLUS_EXPR to add it
10191 to the incoming_virtual_args_rtx.
10192 (xstormy16_gimplify_va_arg_expr): Rename to
10193 xstormy16_gimplify_va_arg_expr.
10194 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
10195 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
10196 xstormy16_gimplify_va_arg_expr.
10197 Fix up some formatting issues.
10199 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
10200 Move to predicates.md.
10201 (xs_hi_general_operand): Likewise.
10202 (xs_hi_nonmemory_operand): Likewise.
10203 * config/stormy16/predicates.md:
10204 (xstormy16_carry_plus_operand): New predicate.
10205 (xs_hi_general_operand): New predicate.
10206 (xs_hi_nonmemory_operand): New predicate.
10207 * config/stormy16/stormy16-protos.h:
10208 (xstormy16_carry_plus_operand): Delete prototype.
10209 (xs_hi_general_operand): Likewise.
10210 (xs_hi_nonmemory_operand): Likewise.
10212 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
10213 modifiers as they are no longer needed and they can trigger
10214 reload spill failures.
10216 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
10217 with a match_operand in order to help reload.
10219 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
10220 constraint with 'e' for the 8th alternative as this version of
10221 the mov.w instruction only accepts the lower 8 registers.
10223 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
10226 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
10227 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
10230 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10232 PR middle-end/33333
10233 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
10235 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10237 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
10239 (remove_structure): Update allocations list before removing structure.
10241 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10243 * ipa-struct-reorg.c (is_safe_cond_expr,
10244 create_new_stmts_for_cond_expr): Use integer_zerop function,
10245 that recognize not only zero-pointer, but zero-integer too.
10247 2008-01-25 Ben Elliston <bje@au.ibm.com>
10250 * fixproto: Escape "." in sed expression that strips leading "./".
10252 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
10255 * gcc.c (SWITCH_OK): Removed.
10256 (SWITCH_LIVE): Changed to bit.
10257 (SWITCH_FALSE): Likewise.
10258 (SWITCH_IGNORE): Likewise.
10259 (switchstr): Change live_cond to unsigned int.
10260 (process_command): Replace SWITCH_OK with 0.
10261 (do_self_spec): Likewise.
10262 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
10263 (give_switch): Likewise.
10264 (used_arg): Likewise.
10265 (do_spec_1): Set the SWITCH_IGNORE bit.
10266 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
10267 bits. Set the SWITCH_LIVE bit.
10269 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10271 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
10273 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
10275 PR tree-optimization/34472
10276 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
10277 parameter to a "bool *" and set *DATA to false if there is
10278 an unsafe access. Do not delete the structure here.
10279 (check_cond_exprs): Delete it here instead.
10280 (check_cond_exprs, exclude_cold_structs): Do not increase
10281 I when removing a structure.
10283 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
10286 * config/i386/i386.c (ix86_expand_vector_init): Consider only
10287 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
10289 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
10291 PR middle-end/34934
10292 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
10293 a fixed vector for stack.
10295 2008-01-24 Ben Elliston <bje@au.ibm.com>
10298 * doc/gcc.texi (Software development): Add a direntry for g++.
10300 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
10302 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
10303 stale and straggling -fforce-addr comments above.
10305 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
10307 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
10308 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
10310 2008-01-23 Michael Matz <matz@suse.de>
10313 * dwarf2out.c (force_type_die): Use modified_type_die instead of
10316 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
10318 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
10319 malloc result type.
10321 2008-01-23 Anatoly Sokolov <aesok@post.ru>
10323 * config/avr/avr.c (avr_current_arch): New variable.
10324 (avr_arch_types): Add 'avr31' and 'avr51' entries.
10325 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
10326 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
10327 (avr_override_options): Init 'avr_current_arch'.
10328 (base_arch_s): Move from here...
10329 * config/avr/avr.h (base_arch_s): ... here. Add new members
10330 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
10331 'mega' to 'have_jmp_call'.
10332 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
10333 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
10335 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
10337 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10338 MULTILIB_MATCHES): (Ditto.).
10340 2008-01-23 Richard Guenther <rguenther@suse.de>
10342 PR middle-end/31529
10343 * cgraphunit.c (cgraph_reset_node): Always mark the node
10344 not reachable if it is not queued already.
10346 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
10348 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
10349 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
10350 (cputype_selected): New static variable.
10351 (bfin_handle_option): Set it if -mcpu is used.
10352 (override_option): Select default set of workarounds if no cpu type
10353 selected on the command line.
10354 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
10356 From Michael Frysinger <michael.frysinger@analog.com>
10357 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
10358 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
10360 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
10361 for bf547, bf523, bf524, and bf526.
10362 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
10364 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10365 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
10366 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
10367 __ADSPBF547__ and __ADSPBF54x__ for bf547.
10368 * doc/invoke.texi (Blackfin Options): Document that
10369 -mcpu now accept bf547, bf523, bf524, and bf526.
10371 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
10373 PR rtl-optimization/34628
10374 * combine.c (try_combine): Stop and undo after the first combination
10375 if an autoincrement side-effect on the first insn has effectively
10378 2008-01-22 David Edelsohn <edelsohn@gnu.org>
10381 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
10382 Offset addresses are not valid for Altivec or paired float modes.
10384 2008-01-22 Jakub Jelinek <jakub@redhat.com>
10387 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
10388 if DECL_INITIAL (decl) is error_mark_node.
10391 * c-common.c (handle_vector_size_attribute): Only allow
10392 integral, scalar float and fixed point types. Handle OFFSET_TYPE
10393 the same way as pointer, array etc. types.
10394 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
10397 * tree.c (build_type_attribute_qual_variant): Call
10398 build_qualified_type if attributes are equal, but quals are not.
10400 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10403 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
10404 * flags.h (warn_strict_aliasing): Remove.
10405 (warn_strict_overflow): Remove.
10406 * opts.c (warn_strict_aliasing): Remove.
10407 (warn_strict_overflow): Remove.
10408 * c-opts.c (c_common_handle_option): -Wall only sets
10409 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
10410 (c_common_post_options): Give default values to -Wstrict-aliasing
10411 and -Wstrict-overflow if they are uninitialized.
10412 * common.opt (Wstrict-aliasing): Specify Var and Init.
10413 (Wstrict-overflow): Likewise.
10415 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
10417 PR rtl-optimization/26854
10418 PR rtl-optimization/34400
10419 PR rtl-optimization/34884
10420 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
10422 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
10423 (df_rd_bb_info.expanded_lr_out): Deleted
10424 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
10425 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
10426 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
10427 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
10428 Removed code to allocate, initialize or free expanded_lr_out.
10429 (df_rd_bb_local_compute_process_def): Restructured to make more
10431 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
10432 sets if the sets are being trimmed.
10434 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
10437 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
10438 (as_vers): Likewise.
10439 * configure: Regenerated.
10441 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10443 PR middle-end/33092
10444 * tree-pass.h (pass_build_alias): New pass.
10445 * tree-ssa-alias.c (gate_build_alias): New.
10446 (pass_build_alias): New.
10447 * passes.c (init_optimization_passes): Add pass_build_alias after
10448 pass_create_structure_vars.
10450 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
10452 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
10453 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
10454 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
10455 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
10456 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
10457 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
10458 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
10459 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
10460 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
10461 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
10462 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
10463 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
10464 * config/s390/s390.md (FP_ALL): New mode iterator.
10465 (_d): New mode attribute.
10466 ("*signbit<mode>2>"): Changed mode of first operand.
10467 ("isinf<mode>2"): Changed mode of first operand.
10468 ("*TDC_insn"): Adaptation for DFP modes.
10470 2008-01-22 Ben Elliston <bje@au.ibm.com>
10472 * tree.c (check_qualified_type): Improve function description.
10474 2008-01-21 Jason Merrill <jason@redhat.com>
10477 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
10478 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
10481 2008-01-21 DJ Delorie <dj@redhat.com>
10483 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
10486 2008-01-21 Richard Guenther <rguenther@suse.de>
10488 PR middle-end/34856
10489 * tree-cfg.c (verify_expr): Allow all invariant expressions
10490 instead of just constant class ones as reference argument.
10491 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
10492 like any other constant.
10493 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
10495 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
10497 * regmove.c (fixup_match_1): Update call crossed frequencies.
10499 2008-01-21 Richard Guenther <rguenther@suse.de>
10502 * tree-inline.c (setup_one_parameter): Deal with mismatched
10503 types using a VIEW_CONVERT_EXPR.
10505 2008-01-21 Alon Dayan <alond@il.ibm.com>
10506 Olga Golovanevsky <olga@il.ibm.com>
10508 PR tree-optimization/34701
10509 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
10510 when the structure size is not a power of 2.
10512 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
10514 * doc/install.texi: Add doc for --enable-checking=df.
10516 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
10518 PR rtl-optimization/34808
10519 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
10521 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
10523 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
10526 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10528 PR rtl-optimization/26854
10529 PR rtl-optimization/34400
10530 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
10532 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
10533 (df_rd_bb_info.expanded_lr_out): New.
10534 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
10535 * loop_iv.c (iv_analysis_loop_init): Ditto.
10536 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
10537 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
10538 Added code to allocate, initialize or free expanded_lr_out.
10539 (df_rd_bb_local_compute_process_def): Restructured to make
10540 more understandable.
10541 (df_rd_confluence_n): Add code to do nothing with fake edges and
10542 code to no apply invalidate_by_call sets if the sets are being trimmed.
10543 (df_lr_local_finalize): Renamed to df_lr_finalize.
10544 (df_live_local_finalize): Renamed to df_live_finalize.
10546 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
10549 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
10550 deciding whether to use reciprocal instructions.
10552 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
10554 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
10555 dwarf2out_note_section_used if cold_text_section is NULL.
10557 2008-01-19 Jakub Jelinek <jakub@redhat.com>
10559 PR gcov-profile/34610
10560 * tree-cfg.c (make_edges): Mark both outgoing edges from
10561 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
10562 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
10563 from OMP_FOR and OMP_CONTINUE outgoing edges.
10565 * tree-profile.c (tree_profiling): Return early if
10566 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
10568 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
10569 from cfun to child_cfun.
10570 * function.h (struct function): Add after_tree_profile bit.
10572 2008-01-19 Anatoly Sokolov <aesok@post.ru>
10574 * config/avr/avr.S (_exit): Disable interrupt.
10576 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
10577 Steven Bosscher <stevenb.gcc@gmail.com>
10579 PR rtl-optimization/26854
10580 PR rtl-optimization/34400
10581 * df-problems.c (df_live_scratch): New scratch bitmap.
10582 (df_live_alloc): Allocate df_live_scratch when doing df_live.
10583 (df_live_reset): Clear the proper bitmaps.
10584 (df_live_bb_local_compute): Only process the artificial defs once
10585 since the order is not important.
10586 (df_live_init): Init the df_live sets only with the variables
10587 found live by df_lr.
10588 (df_live_transfer_function): Use the df_lr sets to prune the
10589 df_live sets as they are being computed.
10590 (df_live_free): Free df_live_scratch.
10592 2008-01-18 Ian Lance Taylor <iant@google.com>
10594 * common.opt: Add fmerge-debug-strings.
10595 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
10596 flag_merge_debug_strings rather than flag_merge_constants.
10597 * doc/invoke.texi (Option Summary): Mention
10598 -fmerge-debug-strings.
10599 (Debugging Options): Document -fmerge-debug-strings.
10601 2008-01-18 Ian Lance Taylor <iant@google.com>
10604 * tree.h (DECL_IS_OPERATOR_NEW): Define.
10605 (struct tree_function_decl): Add new field operator_new_flag.
10606 * tree-inline.c (expand_call_inline): When inlining a call to
10607 operator new, force the return value to go into a variable, and
10608 set DECL_NO_TBAA_P on that variable.
10609 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
10611 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
10614 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
10615 DWARF2_DEBUGGING_INFO.
10616 (dwarf2out_note_section_used): Ditto. Add prototype.
10617 (have_multiple_function_sections, text_section_used,
10618 cold_text_section_used, *cold_text_sections): Move declarations
10621 2008-01-17 Bob Wilson <bob.wilson@acm.org>
10623 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
10624 field and add signal_ra.
10625 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
10626 assignments to frame state pc. Move end of stack check after
10627 MD_FALLBACK_FRAME_STATE_FOR.
10628 (uw_update_context_1): Use frame state signal_regs if set, instead
10629 of checking signal_frame flag.
10630 (uw_update_context): Use frame state signal_ra if set.
10631 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
10632 * config/xtensa/linux-unwind.h: New file.
10634 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
10636 * modulo-sched.c (get_sched_window): Fix comment typo.
10638 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
10640 PR tree-optimization/34648
10641 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
10643 2008-01-17 Anatoly Sokolov <aesok@post.ru>
10645 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
10646 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
10648 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
10650 PR rtl-optimization/34400
10651 * df-core.c (df_worklist_dataflow_overeager,
10652 df_worklist_dataflow_doublequeue): New functions.
10653 (df_worklist_dataflow): Two different worklist solvers.
10654 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
10657 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10660 * doc/invoke.texi: Document the dependence on pthread for fopenmp
10661 and ftree-parallelize-loops.
10663 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
10665 PR rtl-optimization/34826
10666 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
10668 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
10670 * global.c (find_reg): Mark the eh regs as used if necessary.
10671 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
10672 * ra.h (struct allocno): no_eh_reg field added. Changed
10673 no_stack_reg type to bitfield.
10675 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
10677 * tree.c (substitute_in_expr): Add missing 'break'.
10679 2008-01-17 Richard Guenther <rguenther@suse.de>
10681 PR tree-optimization/34825
10682 * tree-ssa-math-opts.c (is_division_by): Do not recognize
10683 x / x as division to handle.
10685 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10687 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
10688 "-pthread" is specified.
10689 * pa-hpux11.h (LIB_SPEC): Likewise.
10691 2008-01-16 Janis Johnson <janis187@us.ibm.com>
10692 Peter Bergner <bergner@vnet.ibm.com>
10694 PR rtl-optimization/33796
10695 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
10697 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10699 PR libgfortran/34699
10700 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
10702 * pa-hpux10.h (LINK_SPEC): Likewise.
10703 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
10705 2008-01-16 Richard Guenther <rguenther@suse.de>
10707 PR middle-end/32628
10708 * fold-const.c (fold_convert_const_int_from_int): Do not
10709 set overflow if that occured only because of a sign extension
10710 change when converting from/to a sizetype with the same
10711 precision and signedness.
10713 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10716 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
10717 location address to the correct place. Update copyright year.
10719 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10721 * lambda-code.c (lambda_transform_legal_p): Handle the case of
10722 no dependences in the dependence_relations vector.
10724 2008-01-16 Jan Hubicka <jh@suse.cz>
10726 PR rtl-optimization/31396
10727 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
10728 * cfg.c (dump_reg_info): Print it.
10729 * regs.h (struct reg_info_t): add freq_calls_crossed.
10730 (REG_FREQ_CALLS_CROSSED): New macro.
10731 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
10732 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
10733 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
10734 regmove_optimize): Update call crossed frequencies.
10735 * local-alloc.c (struct qty): Add freq_calls_crossed.
10736 (alloc_qty): Copute freq_calls_crossed.
10737 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
10738 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
10739 * ra.h (struct allocno): Add freq_calls_crossed.
10741 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10743 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
10744 libgomp when compiling with ftree-parallelize-loops.
10745 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
10747 2008-01-16 Richard Guenther <rguenther@suse.de>
10749 PR tree-optimization/34769
10750 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
10751 * tree.c (int_cst_value): Instead make this function more
10752 permissive in what it accepts as valid input. Document this
10753 function always sign-extends the value.
10755 2008-01-16 Jakub Jelinek <jakub@redhat.com>
10756 Richard Guenther <rguenther@suse.de>
10759 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
10760 (gimple_fold_indirect_ref_rhs): ... this.
10761 (gimple_fold_indirect_ref): New function with foldings
10762 that preserve lvalueness.
10763 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
10764 * tree-flow.h (gimple_fold_indirect_ref): Declare.
10765 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
10766 to fold an INDIRECT_REF, fall back to the old use of
10767 fold_indirect_ref_1.
10769 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10771 * tree-data-ref.c (subscript_dependence_tester_1): Call
10772 free_conflict_function.
10773 (compute_self_dependence): Same.
10775 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10778 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
10779 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
10781 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
10782 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
10783 for DWARF2_UNWIND_INFO targets.
10785 2008-01-16 Richard Guenther <rguenther@suse.de>
10788 * c-typeck.c (common_pointer_type): Do not merge inconsistent
10789 type qualifiers for function types.
10791 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
10793 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
10794 loop_iterator li from previous commit.
10796 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
10798 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
10800 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10802 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
10803 (parallelize_loops): Don't parallelize irreducible components.
10805 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10808 * c-opts (c_common_post_options): Do not enable CPP
10809 flag_pedantic_errors by default.
10811 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
10813 PR rtl-optimization/31944
10814 * cse.c (remove_pseudo_from_table): New function.
10815 (merge_equiv_classes): Use above function to remove pseudo-registers.
10816 (invalidate): Likewise.
10818 2008-01-13 Richard Guenther <rguenther@suse.de>
10820 PR middle-end/34601
10821 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
10822 instead of TYPE_MODE to deal with calls from expand_one_error_var.
10824 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
10826 * gcse.c (cprop_jump): Call validate_unshare_change instead of
10827 validate_change to unshare the source of the PC set.
10829 2008-01-12 Jan Hubicka <jh@suse.cz>
10831 PR middle-end/32135
10832 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
10833 references above array bounds. This might trigger bounds checks for
10834 pointers to arrays.
10836 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10838 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
10839 new_replaceable_dependencies.
10841 2008-01-12 Doug Kwan <dougkwan@google.com>
10843 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
10844 instead of OPT_Wreturn_type in warning due to ignored return type
10846 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
10847 options included in -Wextra.
10848 * c.opt: New option -Wignored_qualifiers.
10849 * doc/invoke.texi (Warning Options, -Wextra): Add new option
10850 -Wignore_qualifiers.
10851 (-Wignored-qualifiers): Document.
10852 (-Wreturn-type): Remove description of functionality now handled
10853 by -Wignored-qualifiers.
10855 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
10858 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
10859 NOP_EXPR if it is between integral types with the same precision.
10861 2008-01-12 Jan Hubicka <jh@suse.cz>
10864 * invoke.texi (max-inline-recursive-depth): Fix default value.
10866 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
10868 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
10871 2008-01-11 Bob Wilson <bob.wilson@acm.org>
10873 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
10875 2008-01-11 James E. Wilson <wilson@specifix.com>
10878 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
10880 2008-01-11 Anatoly Sokolov <aesok@post.ru>
10882 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
10883 save/restore frame pointer register and don't use 'call-prologues'
10884 optimization in function with "OS_task" attribute.
10886 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
10888 PR middle-end/31309
10889 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
10890 when copying to memory.
10892 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
10894 PR rtl-optimization/30905
10895 * cfgcleanup.c: Include dce.h
10896 (crossjumps_occured): New global variable.
10897 (try_crossjump_bb): Exit loop after finding a fallthru edge.
10898 If something changed, set crossjumps_occured to true.
10899 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
10900 Don't add/remove fake edges to exit here...
10901 (cleanup_cfg): ...but do it here, when crossjumping.
10902 Run a fast DCE when successful crossjumps occured in the latest
10903 iteration of try_optimize_cfg.
10905 2008-01-11 Richard Guenther <rguenther@suse.de>
10907 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
10908 (struct vn_unary_op_s): Likewise.
10909 (vn_reference_insert): Free old reference on hash collision.
10911 2008-01-10 Raksit Ashok <raksit@google.com>
10913 PR rtl-optimization/27971
10914 * combine.c (find_split_point): Split PLUS expressions which are
10915 inside a MEM rtx, and whose first operand is complex.
10917 2008-01-10 DJ Delorie <dj@redhat.com>
10919 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
10920 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
10921 (m32c_hard_regno_ok): Call the underlying function.
10923 2008-01-10 Richard Guenther <rguenther@suse.de>
10925 PR middle-end/34683
10926 * tree-cfg.c (tree_merge_blocks): Do not go through the
10927 full-blown folding and stmt updating path if we just deal
10928 with virtual operands.
10929 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
10930 test for abnormal SSA_NAMEs.
10932 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
10934 PR middle-end/34641
10935 * reload.c (push_reload): Add assertions. All constants from
10936 reg_equiv_constant should have been used for replacing the respective
10938 (find_reloads_address): Invoke find_reloads_address_part for
10939 constant taken from the reg_equiv_constant array.
10941 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
10943 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
10944 field (valnum) the first in the struct. Replace bools with
10947 2008-01-10 Richard Guenther <rguenther@suse.de>
10949 PR tree-optimization/34651
10950 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
10951 types and ordering for masking and converting.
10953 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
10955 PR tree-optimization/34017
10956 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
10957 also for PHI_NODE expressions.
10959 2008-01-09 Jan Hubicka <jh@suse.cz>
10961 PR tree-optimization/34708
10962 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
10963 based on number of case labels.
10964 (init_inline_once): Remove switch_cost.
10965 * tree-inline.h (eni_weights_d): Remove switch_cost.
10967 2008-01-09 Richard Guenther <rguenther@suse.de>
10968 Andrew Pinski <andrew_pinski@playstation.sony.com>
10970 PR middle-end/30132
10971 * gimplify.c (gimplify_cond_expr): Do not create an addressable
10972 temporary if an rvalue is ok or an lvalue is not required.
10974 2008-01-09 Richard Guenther <rguenther@suse.de>
10976 PR middle-end/34458
10977 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
10978 adjust return type.
10980 2008-01-09 Richard Guenther <rguenther@suse.de>
10982 PR middle-end/34679
10983 * tree.c (host_integerp): Check for sizetype only if the
10984 type is an integer type.
10986 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
10989 * opts.c (decode_options): Disable inlining of functions called
10990 once if not in unit-at-a-time mode.
10992 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
10994 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
10996 2008-01-08 Richard Guenther <rguenther@suse.de>
10998 PR middle-end/31863
10999 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
11000 out early if the result will be unused.
11002 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11007 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11008 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11011 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
11013 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
11014 for vectorization tuned.
11016 2008-01-08 Richard Guenther <rguenther@suse.de>
11018 PR tree-optimization/34683
11019 * tree-ssa-operands.c (operand_build_cmp): Export.
11020 * tree-ssa-operands.h (operand_build_cmp): Declare.
11021 * tree-vn.c (vuses_compare): Remove.
11022 (sort_vuses): Use operand_build_cmp.
11023 (sort_vuses_heap): Likewise.
11024 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
11025 to re-use old VEC if available. Do not sort already sorted VUSEs.
11026 (vdefs_to_vec): Do not sort already sorted VDEFs.
11028 2008-01-08 Jakub Jelinek <jakub@redhat.com>
11030 PR middle-end/34694
11031 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
11033 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11036 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
11037 limitations of reciprocal sequences on x86 targets.
11039 2008-01-08 Richard Guenther <rguenther@suse.de>
11041 PR tree-optimization/34683
11042 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
11044 2008-01-07 Jakub Jelinek <jakub@redhat.com>
11047 * config/darwin.c (darwin_mergeable_string_section): Don't use
11048 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
11050 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
11053 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
11054 negxf2. Macroize expander using X87MODEF mode iterator. Change
11055 predicates of op0 and op1 to register_operand.
11056 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
11057 expander using X87MODEF mode iterator. Change predicates of
11058 op0 and op1 to register_operand.
11059 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
11060 corresponding patterns and macroize using MODEF macro. Change
11061 predicates of op0 and op1 to register_operand and remove
11062 "m" constraint. Disparage "r" alternative with "!".
11063 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
11064 macroize using X87MODEF macro. Change predicates of op0 and op1
11065 to register_operand and remove "m" constraint. Disparage "r"
11066 alternative with "!".
11067 (absneg splitter with memory operands): Remove.
11068 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
11069 patterns and macroize using X87MODEF mode iterator.
11070 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
11071 Change predicate of op1 to register_operand.
11072 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
11073 for memory operands.
11075 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
11077 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
11079 2008-01-07 Richard Guenther <rguenther@suse.de>
11081 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
11084 2008-01-07 Richard Guenther <rguenther@suse.de>
11086 PR tree-optimization/34683
11087 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
11088 VOPs of the needed size to save memory. Use VEC_quick_push
11089 to save compile-time.
11090 (vdefs_to_vec): Likewise.
11092 2008-01-07 Sa Liu <saliu@de.ibm.com>
11094 * config/spu/spu.md (divdf3): Genetate inline code for double
11095 division. The implementation doesn't handle INF or NAN, therefore it
11096 only applies when -ffinite-math-only is given.
11098 2008-01-06 Paolo Carlini <pcarlini@suse.de>
11101 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
11102 * doc/cpp.texi ([Common Predefined Macros]): Document.
11104 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
11106 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
11107 order to use commutative addition instead of subtraction.
11109 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11110 Mircea Namolaru <namolaru@il.ibm.com>
11111 Vladimir Yanovsky <yanov@il.ibm.com>
11112 Revital Eres <eres@il.ibm.com>
11114 PR tree-optimization/34263
11115 * tree-outof-ssa.c (process_single_block_loop_latch,
11116 contains_tree_r): New functions.
11117 (analyze_edges_for_bb): Call process_single_block_loop_latch
11118 function to empty single-basic-block latch block if possible.
11120 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11122 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11124 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
11126 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11128 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
11130 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11132 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
11134 2008-01-05 Jakub Jelinek <jakub@redhat.com>
11136 PR tree-optimization/34618
11137 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
11140 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11143 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
11144 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
11145 Update copyright year.
11147 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
11148 Update copyright year.
11149 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
11152 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
11154 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
11155 edge does not point to current bb before changing need_assert.
11157 2008-01-04 Richard Guenther <rguenther@suse.de>
11159 PR middle-end/34029
11160 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
11161 for verifying purposes if they are is_gimple_min_invariant.
11163 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
11165 PR tree-optimization/34448
11166 PR tree-optimization/34465
11167 * gimplify.c (gimplify_init_constructor): Add new parameter
11168 notify_temp_creation. Use it.
11169 (gimplify_modify_expr_rhs): Take volatiles into account when
11170 optimizing constructors.
11171 Do not optimize constructors if gimplify_init_constructor will dump to
11173 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
11174 * gcc.c-torture/compile/pr34448.c: New.
11176 2008-01-04 Jakub Jelinek <jakub@redhat.com>
11178 PR gcov-profile/34609
11179 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
11180 return_slot if result is TREE_ADDRESSABLE.
11182 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
11184 * config/mips/mips.md (sqrt_condition): Tweak comment.
11185 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
11187 2008-01-03 Tom Tromey <tromey@redhat.com>
11190 * c-common.c (c_type_hash): Handle VLAs.
11192 2008-01-03 Jan Hubicka <jh@suse.cz>
11194 PR tree-optimization/31081
11195 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
11196 0 when inlining and not inlining to first basic block.
11197 (remap_decl): When var is initialized to 0, don't set default_def.
11198 (expand_call_inline): Set entry_bb.
11199 * tree-inline.h (copy_body_data): Add entry_bb.
11201 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11204 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
11207 PR tree-optimization/29484
11208 * tree-inline.c (inline_forbidden_p_2): New function.
11209 (inline_forbidden_p): Disallow inlining if some static var
11210 has an address of a local LABEL_DECL in its initializer.
11211 * doc/extend.texi (Labels as Values): Document &&foo behaviour
11214 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
11216 PR tree-optimization/34635
11217 * tree-data-ref.c (add_other_self_distances): Make sure that the
11218 evolution step is constant.
11220 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11222 PR middle-end/34608
11223 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
11225 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
11227 * tree-sra.c (scalarize_init): Insert the generate_element_init
11228 statements after the generate_element_zero statements.
11230 2008-01-02 Richard Guenther <rguenther@suse.de>
11232 PR middle-end/34093
11233 PR middle-end/31976
11234 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
11235 for very large number of operands instead of ICEing.
11237 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
11240 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
11241 while stack probing.
11243 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
11245 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
11248 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
11250 PR libmudflap/26442
11251 * tree-mudflap.c (mx_register_decls): Guard warning by
11252 !DECL_ARTIFICIAL check.
11254 2008-01-01 Jakub Jelinek <jakub@redhat.com>
11256 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
11257 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
11258 sse5_perm<mode>): Fix constraints.