1 2008-06-04 Junjie Gu <jgu@tensilica.com>
3 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
4 comparison for frame pointers.
6 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
9 * config/avr/avr.h: (PUSH_ROUNDING): Remove.
11 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14 * builtins.c (expand_builtin_signbit): Don't take lowpart when
15 register is already smaller or equal to required mode.
17 2008-06-04 Xinliang David Li <davidxl@google.com>
19 * tree-call-cdce.c: New file.
20 (cond_dead_built_in_calls): New static variable.
21 (input_domain): New struct.
22 (check_pow): New function.
23 (check_builtin_call): Ditto.
24 (check_target_format): Ditto.
25 (is_call_dce_candidate): Ditto.
26 (gen_one_condition): Ditto.
27 (gen_conditions_for_domain): Ditto.
29 (gen_conditions_for_pow_cst_base): Ditto.
30 (gen_conditions_for_pow_int_base): Ditto.
31 (gen_conditions_for_pow): Ditto.
32 (get_no_error_domain): Ditto.
33 (gen_shrink_wrap_conditions): Ditto.
34 (shrink_wrap_one_built_in_call): Ditto.
35 (shink_wrap_conditional_dead_built_in_calls): Ditto.
36 (tree_call_cdce): Ditto.
37 (gate_call_cdce): Ditto.
38 (pass_call_cdce): New gimple pass.
39 * passes.c: (init_optimization_passes): New pass.
40 * tree-pass.h: New pass declaration.
41 * opts.c (decode_options): New flag setting.
42 * common.opt: Add -ftree-builtin-call-dce flag.
43 * Makefile.in: Add new source file.
44 * tempvar.def: New tv_id.
45 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
47 2008-06-04 Richard Guenther <rguenther@suse.de>
49 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC
51 (is_call_clobbered): Always check var_ann->call_clobbered.
52 (mark_call_clobbered): Always set var_ann->call_clobbered.
53 (clear_call_clobbered): Always clear var_ann->call_clobbered.
54 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
55 (reset_alias_info): Clear call clobbering info on MTAGs and
57 (set_pt_anything): Set pt_global_mem.
58 (create_tag_raw): Adjust comment.
59 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
61 2008-06-04 Joseph Myers <joseph@codesourcery.com>
62 Maxim Kuvyrkov <maxim@codesourcery.com>
64 * config/m68k/m68k.opt (mxgot): New option.
65 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
66 (m68k_output_addr_const_extra): New.
67 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
68 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
69 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
70 * doc/invoke.texi (M680x0 Options): Document -mxgot.
72 2008-06-04 Richard Guenther <rguenther@suse.de>
74 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
75 negative or non-representable offsets.
77 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
79 * config/i386/i386.c (ix86_gen_leave): New.
80 (ix86_gen_pop1): Likewise.
81 (ix86_gen_add3): Likewise.
82 (ix86_gen_sub3): Likewise.
83 (ix86_gen_sub3_carry): Likewise.
84 (ix86_gen_one_cmpl2): Likewise.
85 (ix86_gen_monitor): Likewise.
86 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
87 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
88 ix86_gen_one_cmpl2 and ix86_gen_monitor.
89 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
90 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
91 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
92 (ix86_expand_epilogue): Updated.
93 (print_operand): Handle integer register operand for 'z'.
94 (ix86_expand_strlensi_unroll_1): Likewise.
95 (ix86_expand_strlen): Likewise.
96 (ix86_expand_builtin): Likewise.
97 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
98 mov{q}/mov{l} and add{q}/add{l}.
100 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
102 * config/i386/i386.md (P): New mode iterator.
103 (SFmode push_operand splitter): Macroize DImode and SImode pushes
104 using P mode iterator.
105 (DFmode push_operand splitter): Ditto.
106 (XFmode push_operand splitter): Ditto.
107 (DFmode float_extend SFmode push_operand splitter): Ditto.
108 (XFmode float_extend SFmode push_operand splitter): Do not generate
109 SImode pushes for 64bit target. Macroize Dimode and SImode
110 pushes using P mode iterator.
111 (XFmode float_extend DFmode push_operand splitter): Ditto.
113 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
115 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
116 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed
118 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
120 (ix86_call_abi_override): Remove check for call_used_regs.
122 2008-06-03 Richard Guenther <rguenther@suse.de>
124 * tree-ssa-structalias.c (find_func_aliases): Add constraints
125 for the lhs of calls if the return type contains pointers.
127 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
129 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
130 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
131 * function.c (allocate_struct_function): Use of
133 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
134 of cfun and DEFAULT_ABI to deceide abi mode.
136 (REG_PARM_STACK_SPACE): Removed.
137 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
138 (STACK_BOUNDARY): Use default target to deceide stack boundary.
139 * config/i386/i386-protos.h (ix86_cfun_abi): New.
140 (ix86_function_abi): Likewise.
141 (ix86_function_type_abi): Likewise.
142 (ix86_call_abi_override): Likewise.
143 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
144 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
145 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
146 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
148 (X86_64_REGPARM_MAX): New.
149 (X86_64_SSE_REGPARM_MAX): New.
150 (X64_REGPARM_MAX): New.
151 (X64_SSE_REGPARM_MAX): New.
152 (X86_32_REGPARM_MAX): New.
153 (X86_32_SSE_REGPARM_MAX): New.
154 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
155 (ix86_function_regparm): Handle user calling abi.
156 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
157 by DEFAULT_ABI versus SYSV_ABI check.
158 (ix86_reg_parm_stack_space): New.
159 (ix86_function_type_abi): New.
160 (ix86_call_abi_override): New.
161 (ix86_function_abi): New.
162 (ix86_cfun_abi): New.
163 (init_cumulative_args): Call abi specific initialization.
164 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
165 (function_arg_64): Extend SSE_REGPARM_MAX check.
166 (function_arg (): Remove TARGET_64BIT_MS_ABI.
167 (ix86_pass_by_reference): Likewise.
168 (ix86_function_value_regno_p): Likewise.
169 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
170 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
171 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
172 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
173 (setup_incoming_varargs_64): Adjust regparm for call abi.
174 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
175 (ix86_va_start): Likewise.
176 (ix86_gimplify_va_arg): Likewise.
177 (ix86_expand_prologue): Likewise.
178 (output_pic_addr_const): Likewise.
179 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
180 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
181 (x86_output_mi_thunk): Likewise.
182 (x86_function_profiler): Likewise.
183 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
184 (SYSV_ABI, MS_ABI): New constants.
186 (init_regs): Add prototype of function in regclass.c file.
187 (OVERRIDE_ABI_FORMAT): New.
188 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
189 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
190 (OUTGOING_REG_PARM_STACK_SPACE): New.
191 (ix86_reg_parm_stack_space): New prototype.
192 (CUMULATIVE_ARGS): Add call_abi member.
193 (machine_function): Add call_abi member.
194 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace TARGET_64BIT_MS_ABI
195 by DEFAULT_ABI compare to MS_ABI.
197 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
200 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
201 (avr_builtin_setjmp_frame_value): New function.
202 * config/avr/avr.md (nonlocal_goto_receiver): Define.
203 (nonlocal_goto): Define.
205 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
207 * config/mips/mips.c (mips_emit_loadgp): Return early if
208 there is nothing do to, otherwise emit a blockage if
209 !TARGET_EXPLICIT_RELOCS || crtl->profile.
210 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
212 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
214 * configure.ac: Drop unneeded backslash ending up in config.in.
215 * acinclude.m4: Likewise.
216 * config.in: Regenerate.
218 2008-05-26 Jan Hubicka <jh@suse.cz>
220 * predict.c (maybe_hot_frequency_p): Break out of...
221 (maybe_hot_bb_p): ... here.
222 (maybe_hot_edge_p): New.
223 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
224 * basic-block.h (maybe_hot_edge_p): Declare.
226 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
228 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
229 (*cmpfp_<mode>_cc): Ditto.
230 (*fp_jcc_8<mode>_387): Ditto.
231 (*fop_<MODEF:mode>_2_i387): Ditto.
232 (*fop_<MODEF:mode>_3_i387): Ditto.
233 (*fop_xf_2_i387): Ditto.
234 (*fop_xf_3_i387): Ditto.
236 2008-06-02 Tomas Bily <tbily@suse.cz>
238 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
240 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
242 * config/mips/mips.c (mips_valid_offset_p): New function.
243 (mips_valid_lo_sum_p): Likewise.
244 (mips_classify_address): Use them.
245 (mips_force_address): New function.
246 (mips_legitimize_address): Use it.
247 * config/mips/mips.md (MOVE128): New mode iterator.
248 (movtf): Require TARGET_64BIT. Remove empty strings.
249 (*movtf_internal): Rename to...
250 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
251 of "R" and use {,fp}{load,store} attributes instead of "multi".
252 Use a separate define_split.
253 (*movtf_mips16): New pattern.
255 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
257 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
258 * config/mips/mips.c (mips_expand_before_return): New function.
259 (mips_expand_epilogue): Call it.
260 * config/mips/mips.md (return): Turn into a define_expand.
263 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
265 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
266 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
267 functions. Do not emit uses and clobbers of CONCATs; individually
268 use and clobber their operands.
269 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
270 gen_clobber, emit_use and gen_use.
271 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
272 (expand_builtin_return): Likewise.
273 * cfgbuild.c (count_basic_blocks): Likewise.
274 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
275 * explow.c (emit_stack_restore): Likewise.
276 * expmed.c (extract_bit_field_1): Likewise.
277 * expr.c (convert_move, emit_move_complex_parts): Likewise.
278 (emit_move_multi_word, store_constructor): Likewise.
279 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
280 (thread_prologue_and_epilogue_insns): Likewise.
281 * lower-subreg.c (resolve_simple_move): Likewise.
282 * optabs.c (widen_operand, expand_binop): Likewise.
283 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
284 * reload.c (find_reloads): Likewise.
285 * reload1.c (eliminate_regs_in_insn): Likewise.
286 * stmt.c (expand_nl_goto_receiver): Likewise.
287 * config/alpha/alpha.md (builtin_longjmp): Likewise.
288 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
289 * config/arm/arm.c (arm_load_pic_register): Likewise.
290 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
291 * config/arm/arm.md (untyped_return): Likewise.
292 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
293 * config/avr/avr.c (expand_prologue): Likewise.
294 * config/bfin/bfin.c (do_unlink): Likewise.
295 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
296 * config/cris/cris.c (cris_expand_prologue): Likewise.
297 * config/darwin.c (machopic_indirect_data_reference): Likewise.
298 (machopic_legitimize_pic_address): Likewise.
299 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
300 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
301 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
302 (ix86_expand_convert_uns_didf_sse): Likewise.
303 (ix86_expand_vector_init_general): Likewise.
304 * config/ia64/ia64.md (eh_epilogue): Likewise.
305 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
306 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
307 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
308 (config/iq2000/iq2000.c): Likewise.
309 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
310 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
311 (builtin_longjmp): Likewise.
312 * config/mn10300/mn10300.md (call, call_value): Likewise.
313 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
314 * config/pdp11/pdp11.md (abshi2): Likewise.
315 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
316 * config/s390/s390.c (s390_emit_prologue): Likewise.
317 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
318 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
319 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
320 * config/sh/sh.c (prepare_move_operands): Likewise.
321 (output_stack_adjust, sh_expand_epilogue): Likewise.
322 (sh_set_return_address, sh_expand_t_scc): Likewise.
323 * config/sparc/sparc.c (load_pic_register): Likewise.
324 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
325 * config/spu/spu.c (spu_expand_epilogue): Likewise.
326 * config/v850/v850.c (expand_epilogue): Likewise.
328 2008-05-31 Anatoly Sokolov <aesok@post.ru>
330 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
331 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
332 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
333 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
334 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
335 stack pointer register.
336 (output_movhi): Remove code for interrupt specific writing to the
337 stack pointer register.
339 2008-05-31 Richard Guenther <rguenther@suse.de>
341 PR tree-optimization/34244
342 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
343 (tree_expr_nonzero_warnv_p): Likewise.
344 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
345 ssa_name_nonnegative_p.
346 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
347 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
348 not tree_expr_nonzero_warnv_p.
350 PR tree-optimization/36262
352 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
354 PR tree-optimization/34244
355 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
356 (record_numbers_of_iterations): New function.
357 (execute_vrp): Cache the numbers of iterations of loops.
358 * tree-scalar-evolution.c (scev_reset_except_niters):
360 (scev_reset): Use scev_reset_except_niters.
361 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
363 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
365 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
366 __WORKAROUND_RETS when appropriate.
368 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
370 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
371 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
373 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
374 *fop_df_comm_sse insn patterns using MODEF mode iterator.
375 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
376 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
377 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
378 *fop_df_1_mixed insn patterns using MODEF mode iterator.
379 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
380 *fop_df_1_sse insn patterns using MODEF mode iterator.
381 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
382 *fop_df_1_i387 insn patterns using MODEF mode iterator.
383 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
384 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
385 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
386 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
387 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
388 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
389 (*fop_xf_4_i387): Use <MODE> for mode attribute.
390 (*fop_xf_5_i387): Ditto.
391 (*fop_xf_6_i387): Ditto.
393 2008-05-30 Richard Guenther <rguenther@suse.de>
395 * builtins.c (build_string_literal): Avoid generating
396 a non-gimple_val result.
398 2008-05-30 DJ Delorie <dj@redhat.com>
400 * exec-tool.in: Use an environment variable (private) instead of a
401 file (shared) as a semaphore, so as to not break parallel builds.
403 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
405 * optabs.c (maybe_encapsulate_block): Remove.
406 (emit_libcall_block): Adjust accordingly.
407 * optabs.h (maybe_encapsulate_block): Remove prototype.
409 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
410 Don't use maybe_encapsulate_block.
412 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
414 * config/rs6000/rs6000.c (rs6000_legitimize_address,
415 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
416 rtx is a SYMBOL_REF before calling get_pool_constant.
418 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
420 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
422 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
424 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
425 rather than OS names to choose INO_T_EQ definition.
426 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
427 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
429 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
432 * config/darwin-f.c: New.
433 * config/t-darwin: Added rule to build darwin-f.o.
434 * config.gcc: Defined new variable, fortran_target_objs.
435 (*-*-darwin*): Set fortran_target_objs.
436 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
437 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
438 * configure: Regenerated.
440 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
443 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
444 canonical type if needed.
446 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
448 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
450 2008-05-29 Richard Guenther <rguenther@suse.de>
452 PR tree-optimization/36343
453 PR tree-optimization/36346
454 PR tree-optimization/36347
455 * tree-flow.h (clobber_what_p_points_to): Declare.
456 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
457 pointed-to variable is dereferenced is irrelevant to whether
458 the pointer can access the pointed-to variable.
459 (clobber_what_p_points_to): New function.
460 * tree-ssa-alias.c (set_initial_properties): Use it.
461 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
462 call clobber check for NMTs.
464 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
466 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
467 for printing gcov_type.
469 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
471 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
472 and the eh region information.
473 * value-prof.c (gimple_move_stmt_histograms): New function.
474 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
476 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
478 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
480 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
482 * value-prof.c (tree_ic_transform): Print counts.
483 * tree-profile.c (tree_gen_ic_func_profiler):
484 Clear __gcov_indreict_call_callee variable to avoid misattribution
487 2008-05-28 Rafael Espindola <espindola@google.com>
489 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
492 2008-05-28 Richard Guenther <rguenther@suse.de>
494 PR tree-optimization/36339
495 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
496 and clobbering code out of the loop.
498 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
500 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
503 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
504 s390_contiguous_bitmask_p, s390_symref_operand_p,
505 s390_check_symref_alignment, s390_reload_larl_operand,
506 s390_reload_symref_address): New functions.
507 (s390_branch_condition_mnemonic): Support compare and branch
509 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
511 (s390_secondary_reload): Add secondary reloads for unaligned
512 symbol refs or symbol refs to floating point or QI/TI mode
514 (legitimate_address_p): Accept symbol references as addresses.
515 (s390_expand_insv): Use rotate and insert selected bits
516 instruction for insv when building for z10.
517 (print_operand_address): Handle symbol ref addresses.
518 (print_operand): Output modifier 'c' added for signed byte values.
519 (s390_encode_section_info): Mark symbol refs with
520 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
522 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
523 (length attribute): RRF, RRR have 4 byte length.
524 (FPALL, INTALL): New mode iterators added.
525 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
526 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
527 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
528 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
529 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
530 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
531 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
532 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
534 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
535 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
536 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
537 reload<INTALL:mode><P:mode>_toreg_z10,
538 reload<FPALL:mode><P:mode>_tomem_z10,
539 reload<FPALL:mode><P:mode>_toreg_z10,
540 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
541 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
542 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
543 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
545 (movmem, clrmem, cmpmem): New splitters added.
547 * config/s390/predicates.md (larl_operand): Use
548 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
550 (s390_signed_integer_comparison,
551 s390_unsigned_integer_comparison): New predicates.
553 * config/s390/s390-protos.h (s390_check_symref_alignment,
554 s390_contiguous_bitmask_p, s390_reload_larl_operand,
555 s390_reload_symref_address,
556 s390_compare_and_branch_condition_mask): Prototypes added.
558 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
559 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
560 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
562 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
564 * config/s390/s390.c (z10_cost): New cost function for z10.
565 (s390_handle_arch_option, override_options): Support -march=z10 switch.
566 (s390_issue_rate): Adjust issue rate for z10.
567 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
568 (processor_flags): Add PF_Z10.
569 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
570 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
571 * gcc/config.gcc: Add z10.
573 2008-05-28 Richard Guenther <rguenther@suse.de>
575 PR tree-optimization/36291
576 * tree-flow. h (struct gimple_df): Remove var_anns member.
577 * tree-flow-inline.h (gimple_var_anns): Remove.
579 * tree-dfa.c (create_var_ann): Simplify.
580 (remove_referenced_var): Clear alias info from var_anns of globals.
581 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
582 (delete_tree_ssa): Clear alias info from var_anns of globals.
583 Do not free var_anns.
584 (var_ann_eq): Remove.
585 (var_ann_hash): Likewise.
587 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
589 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
590 and loongson2f entries.
591 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
592 * config/mips/mips.h (processor_type): Add Loongson-2E
593 and Loongson-2F entries.
594 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
595 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
596 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
597 * doc/invoke.texi (MIPS Options): Document loongson2e
598 and loongson2f processor names.
600 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
604 * config/i386/i386.c (ix86_function_arg_boundary): Use
605 alignment of canonical type.
606 (ix86_expand_vector_move): Check unaligned memory access for
609 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
611 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
612 Moved to the front of file.
614 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
615 H.J. Lu <hongjiu.lu@intel.com>
617 * dwarf2out.c (current_fde): New.
619 (lookup_cfa:): Likewise.
620 (dwarf2out_end_epilogue): Likewise.
621 (dwarf2out_note_section_used): Likewise.
623 2008-05-27 Michael Matz <matz@suse.de>
626 * c.opt (Wenum-compare): New warning option.
627 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
629 2008-05-27 Michael Matz <matz@suse.de>
632 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
634 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
635 into memory as tail calls.
637 2008-05-27 Richard Guenther <rguenther@suse.de>
639 PR tree-optimization/36339
640 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
641 pointers cause all addressable variables to be call clobbered.
643 2008-05-27 Richard Guenther <rguenther@suse.de>
645 PR tree-optimization/36245
646 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
648 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
650 * config/s390/s390.md: Replace all occurences of the 'm'
651 constraint with 'RT'.
653 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
655 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
657 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
659 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
660 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
661 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
663 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
665 * reload.c: (find_reloads): Skip alternatives according to the
666 "enabled" attribute. Constify the constraint variable.
667 * recog.c (get_attr_enabled): Add default implementation.
668 (extract_insn): Set the alternative_enabled_p array
669 in the recog_data struct.
670 (preprocess_constraints, constrain_operands): Skip
671 alternatives according to the "enabled" attribute
672 * recog.h (struct recog_data): New field alternative_enabled_p.
673 (skip_alternative): New inline function.
674 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
675 (record_reg_classes): Skip alternative according to the
678 * doc/md.texi: Add documention for the "enabled" attribute.
680 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
682 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
683 * postreload.c (reload_cse_simplify_operands): Replace 'm'
684 constraint with TARGET_MEM_CONSTRAINT.
685 * recog.c (asm_operand_ok, preprocess_constraints,
686 constrain_operands): Likewise.
687 * regclass.c (record_reg_classes): Likewise.
688 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
689 * reload1.c (maybe_fix_stack_asms): Likewise.
690 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
691 * recog.h: Adjust comment.
692 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
693 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
694 * doc/md.texi: Add a note to description of 'm' constraint.
695 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
697 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
699 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
700 that the bitfield is of integral type before testing its precision.
702 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
703 Sa Liu <saliu@de.ibm.com>
705 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
706 __modti3, __udivti3, __umodti3 and __udivmodti4.
707 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
708 that implement TImode mul and div functions.
709 * config/spu/multi3.c: New. Implement __multi3.
710 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
711 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
714 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
716 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
717 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
718 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
719 tls_sysv_suffix): New mode and mode attribute iterators.
720 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
721 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
722 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
723 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
724 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
727 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
729 PR tree-optimization/36329
730 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
731 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
732 * cgraphbuild.c (initialize_inline_failed): Use the latter
733 macro in lieu of the former.
734 * ipa-inline.c (cgraph_mark_inline): Likewise.
735 (cgraph_decide_inlining_of_small_function): Likewise.
736 (cgraph_decide_inlining): Likewise.
737 (cgraph_decide_inlining_incrementally): Likewise.
739 2008-05-26 Tristan Gingold <gingold@adacore.com>
740 Anatoly Sokolov <aesok@post.ru>
742 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
743 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
744 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
745 optimization for 'avr6' architecture.
747 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
750 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
752 2008-05-26 Richard Guenther <rguenther@suse.de>
754 * tree-ssa-sccvn.c (expr_has_constants): Declare.
755 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
757 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
760 * caller-save.c (insert_restore): Verify alignment of spill space.
761 (insert_save): Likewise.
762 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
763 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
764 (STACK_SLOT_ALIGNMENT): Likewise.
765 * function.c (LOCAL_ALIGNMENT): Removed.
766 (get_stack_local_alignment): New.
767 (assign_stack_local): Use it. Set alignment on stack slot.
768 (assign_stack_temp_for_type): Use get_stack_local_alignment.
769 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
770 (STACK_SLOT_ALIGNMENT): New.
771 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
772 stack slot in XFmode.
774 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
776 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
779 * config/i386/i386.md (allocate_stack_worker_64): Make sure
780 argument operand in rax isn't removed.
782 2008-05-26 Richard Guenther <rguenther@suse.de>
785 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
786 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
788 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
791 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
793 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
795 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
796 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
798 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
800 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
801 build a trampoline if we don't want one.
802 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
803 return zero for nested functions if we don't want a trampoline.
805 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
807 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
809 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
812 * c.opt: Removed undocumented option '-lang-fortran'.
813 * c-common.h: Removed global variable 'lang_fortran'.
814 * c-opts.c (c_common_handle_option): Removed code to handle
815 option '-lang-fortran'. Updated includes.
816 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
817 definition of '__GFORTRAN__'.
818 (define__GNUC__): Reimplemented to use BASEVER and
819 cpp_define_formatted.
820 (builtin_define_with_value_n): Removed.
821 * c-incpath.h: Renamed to ...
822 * incpath.h: ... this.
823 * c-incpath.c: Renamed to ...
824 * incpath.c: ... this. Updated includes.
825 * fix-header.c: Updated includes.
826 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
827 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
828 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
830 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
832 * tree.h: Update the table of flags used on tree nodes.
833 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
834 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
835 (FORCED_LABEL): Add access check.
836 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
837 (ASM_INPUT_P): Likewise.
838 (ASM_VOLATILE_P): Likewise.
839 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
840 (OMP_SECTION_LAST): Access private_flag directly.
841 (OMP_RETURN_NOWAIT): Likewise.
842 (OMP_PARALLEL_COMBINED): Likewise.
843 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
844 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
845 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
846 deprecated_flag directly.
848 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
850 * final.c (frame_pointer_needed): Removed.
851 * flags.h (frame_pointer_needed): Likewise.
853 * function.h (rtl_data): Add frame_pointer_needed.
854 (frame_pointer_needed): New.
856 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
858 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
860 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
862 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
865 2008-05-25 Alan Modra <amodra@bigpond.net.au>
867 * c-common.c (strip_array_types): Move function to..
869 (get_inner_array_type): Delete.
870 * c-common.h (strip_array_types): Move declaration to..
872 (get_inner_array_type): Delete.
873 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
874 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
875 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
876 * config/pa/pa.c (emit_move_sequence): Likewise.
878 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
880 * config/i386/i386.md (*sse_prologue_save_insn): Set length
883 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
885 * function.c: Include target hook for nonlocal_goto frame value.
887 2008-05-24 Richard Guenther <rguenther@suse.de>
889 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
890 variable can be only accessed through a pointer or a union.
892 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
894 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
895 * doc/extend.texi: Likewise.
897 2008-05-23 DJ Delorie <dj@redhat.com>
899 * config/m32c/jump.md (untyped_call): Add.
901 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
903 (m32c_address_cost): Detail costs for indirect offsets.
905 2008-05-23 Rafael Espindola <espindola@google.com>
907 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
908 if a node is a SUBREG.
909 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
912 2008-05-23 Paul Brook <paul@codesourcery.com>
913 Carlos O'Donell <carlos@codesourcery.com>
915 * doc/extend.texi: Clarify use of __attribute__((naked)).
916 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
917 * target.h (gcc_target): Add allocate_stack_slots_for_args.
918 * function.c (use_register_for_decl): Use
919 targetm.calls.allocate_stack_slots_for_args.
920 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
921 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
922 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
924 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
926 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
928 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
930 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
931 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
932 is only rounded once.
934 2008-05-23 Richard Guenther <rguenther@suse.de>
936 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
938 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
939 Jakub Jelinek <jakub@redhat.com>
942 * configure.ac: Handle --enable-cld.
943 * configure: Regenerated.
944 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
945 * config/i386/i386.h (struct machine_function): Add needs_cld field.
946 (ix86_current_function_needs_cld): New define.
947 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
948 (cld): New isns pattern.
949 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
950 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
951 * config/i386/i386.opt (mcld): New option.
952 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
953 TARGET_CLD and ix86_current_function_needs_cld.
954 (override_options): Use -mcld by default for 32-bit code if
957 * doc/install.texi (Options specification): Document --enable-cld.
958 * doc/invoke.texi (Machine Dependent Options)
959 [i386 and x86-64 Options]: Add -mcld option.
960 (Intel 386 and AMD x86-64 Options): Document -mcld option.
962 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
963 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
964 (return_in_memory_64): Likewise.
965 (return_in_memory_ms_64): Likewise.
967 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
969 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
970 * builtins.c (fold_builtin_fpclassify): New.
971 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
972 * builtins.def (BUILT_IN_FPCLASSIFY): New.
973 * c-common.c (handle_type_generic_attribute): Adjust to accept
974 fixed arguments before an elipsis.
975 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
976 * doc/extend.texi: Document __builtin_fpclassify.
978 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
980 * omp-low.c (gate_expand_omp_ssa): Remove.
981 (pass_expand_omp_ssa): Remove.
982 (gate_expand_omp): Do not check for flag_openmp_ssa.
983 * common.opt (-fopenmp-ssa): Remove.
984 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
986 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
988 * config/sh/sh.opt (mfixed-range): New option.
989 * config/sh/sh-protos.h (sh_fix_range): Declare.
990 * config/sh/sh.c (sh_fix_range): New function.
991 * config/sh/sh.h (sh_fixed_range_str): Declare.
992 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
994 * doc/invoke.texi (SH Options): Document -mfixed-range.
996 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
998 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
999 it before the redeclaration.
1001 2008-05-22 Anatoly Sokolov <aesok@post.ru>
1003 * config/avr/avr.c (get_sequence_length): Add new function.
1004 (expand_prologue, expand_epilogue): Remove duplicate code.
1006 2008-05-22 Rafael Espindola <espindola@google.com>
1008 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
1011 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
1013 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
1014 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
1016 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
1017 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
1018 (vect_update_misalignment_for_peel): Likewise.
1019 (vector_alignment_reachable_p): Likewise.
1020 * tree-vect-transform.c (vectorizable_load): Likewise.
1021 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1022 (get_vectype_for_scalar_type): Pass mode of scalar_type
1023 to UNITS_PER_SIMD_WORD.
1025 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
1026 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
1027 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1028 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1029 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1031 2008-05-22 Ira Rosen <irar@il.ibm.com>
1033 PR tree-optimization/36293
1034 * tree-vect-transform.c (vect_transform_strided_load): Don't check
1035 if the first load must be skipped because of a gap.
1037 2008-05-22 Richard Guenther <rguenther@suse.de>
1039 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
1040 more cases of offset disambiguation that is possible if
1041 strict-aliasing rules apply.
1042 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
1043 for basic offset and type-based disambiguation.
1045 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1047 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
1048 ix86_expand_vector_set on V16QImode for SSE4.1.
1050 2008-05-21 Tom Tromey <tromey@redhat.com>
1052 * c.opt (Wimport): Mark as undocumented.
1053 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
1055 (Warning Options): Likewise.
1056 * doc/cppopts.texi: Don't mention -Wimport.
1058 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
1060 PR tree-optimization/36287
1061 PR tree-optimization/36286
1062 * lambda-code.c (build_access_matrix): Do not use the loop->num
1063 for computing the number of induction variables: use the loop depth
1066 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
1069 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
1070 option -f(no-)leading-underscore.
1072 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1074 * config/i386/i386.c (ix86_expand_vector_init_general): Use
1075 GET_MODE_NUNITS (mode).
1077 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
1079 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
1080 (-mmulhw): Add 464 to description.
1081 (-mdlmzb): Likewise.
1082 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
1083 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
1085 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
1086 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
1087 * config/rs6000/rs6000.md: Update comments for 464.
1089 2008-05-21 Janis Johnson <janis187@us.ibm.com>
1091 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
1093 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1095 * config/i386/sse.md (vec_extractv4sf): Removed.
1096 (vec_extractv2df): Likewise.
1097 (vec_extractv2di): Likewise.
1098 (vec_extractv4si): Likewise.
1099 (vec_extractv8hi): Likewise.
1100 (vec_extractv16qi): Likewise.
1101 (vec_extract<mode>): New.
1103 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1105 * config/i386/sse.md (vec_setv4sf): Removed.
1106 (vec_setv2df): Likewise.
1107 (vec_setv2di): Likewise.
1108 (vec_setv4si): Likewise.
1109 (vec_setv8hi): Likewise.
1110 (vec_setv16qi): Likewise.
1111 (vec_set<mode>): New.
1113 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1115 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
1116 goto for vec_concat and vec_interleave.
1118 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1120 * config/i386/sse.md (vec_initv4sf): Removed.
1121 (vec_initv2df): Likewise.
1122 (vec_initv2di): Likewise.
1123 (vec_initv4si): Likewise.
1124 (vec_initv8hi): Likewise.
1125 (vec_initv16qi): Likewise.
1126 (vec_init<mode>): New.
1128 2008-05-21 Joseph Myers <joseph@codesourcery.com>
1130 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
1132 2008-05-21 Tom Tromey <tromey@redhat.com>
1134 * ggc-zone.c (lookup_page_table_if_allocated): New function.
1135 (zone_find_object_offset): Likewise.
1136 (gt_ggc_m_S): Likewise.
1137 (highest_bit): Likewise.
1138 * ggc-page.c (gt_ggc_m_S): New function.
1139 * stringpool.c (string_stack): Remove.
1140 (init_stringpool): Update.
1141 (ggc_alloc_string): Use ggc_alloc.
1142 (maybe_delete_ident): New function.
1143 (ggc_purge_stringpool): Likewise.
1144 (gt_ggc_m_S): Remove.
1145 * ggc-common.c (ggc_protect_identifiers): New global.
1146 (ggc_mark_roots): Call ggc_purge_stringpool. Use
1147 ggc_protect_identifiers.
1148 * ggc.h (ggc_protect_identifiers): Declare.
1149 (gt_ggc_m_S): Update.
1150 (ggc_purge_stringpool): Declare.
1151 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
1152 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
1154 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
1156 2008-05-21 David S. Miller <davem@davemloft.net>
1158 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
1161 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
1163 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
1166 2008-05-20 David Daney <ddaney@avtrex.com>
1168 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
1169 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
1170 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1171 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1172 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
1173 (atomic_hiqi_op): New define_code_iterator.
1174 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
1175 mips_expand_compare_and_swap_12.
1176 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
1177 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
1178 (sync_<optab><mode>, sync_old_<optab><mode>,
1179 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1180 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
1181 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
1182 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
1183 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
1184 (test_and_set_12): New insn.
1185 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
1186 sync_new_<optab><mode>, sync_old_nand<mode>,
1187 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
1188 clobber to operand 0 for SI and DI mode insns.
1189 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
1190 mips_gen_fn_4): New typedefs.
1191 (mips_gen_fn_ptrs): Define new union type.
1192 (mips_expand_compare_and_swap_12): Remove declaration.
1193 (mips_expand_atomic_qihi): Declare function.
1194 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
1195 (mips_expand_atomic_qihi): ... this. Use new generator function
1197 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
1198 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
1199 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
1200 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
1201 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
1202 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
1203 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
1204 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
1205 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
1206 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
1209 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
1211 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
1214 2008-05-20 Anatoly Sokolov <aesok@post.ru>
1216 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
1217 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
1218 (avr_attribute_table): Add 'OS_main' function attribute.
1219 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
1220 functions with 'OS_main' attribute.
1222 2008-05-20 Richard Guenther <rguenther@suse.de>
1224 PR tree-optimization/35204
1225 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
1226 helper, split out from ...
1227 (DFS): ... here. Make the DFS walk non-recursive.
1229 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
1230 Jan Sjodin <jan.sjodin@amd.com>
1232 PR tree-optimization/36181
1233 * tree-parloops.c (loop_has_vector_phi_nodes): New.
1234 (parallelize_loops): Don't parallelize when the loop has vector
1237 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1238 Sebastian Pop <sebastian.pop@amd.com>
1240 * tree-loop-linear.c (gather_interchange_stats): Look in the access
1241 matrix, and never look at the tree representation of the memory
1243 (linear_transform_loops): Computes parameters and access matrices.
1244 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
1246 (access_matrix_get_index_for_parameter): New.
1247 * tree-data-ref.h (struct access_matrix): New.
1248 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
1249 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
1250 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
1251 am_vector_index_for_loop): New.
1252 (struct data_reference): Add field access_matrix.
1253 (DR_ACCESS_MATRIX): New.
1254 (compute_data_dependences_for_loop): Update declaration.
1255 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
1256 * lambda.h (lambda_vector_vec_p): Declared.
1257 * lambda-code.c: Depend on pointer-set.h.
1258 (lambda_collect_parameters_from_af, lambda_collect_parameters,
1259 av_for_af_base, av_for_af, build_access_matrix,
1260 lambda_compute_access_matrices): New.
1261 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
1263 2008-05-20 Joseph Myers <joseph@codesourcery.com>
1265 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
1268 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1269 Sebastian Pop <sebastian.pop@amd.com>
1271 PR tree-optimization/36206
1272 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
1274 (instantiate_scev_1): Rename flags to fold_conversions.
1275 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
1276 outeside instantiation_loop.
1277 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
1278 (evolution_function_is_affine_or_constant_p): Removed.
1279 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
1281 (analyze_siv_subscript): Pass in the loop nest number.
1282 Call evolution_function_is_affine_in_loop instead of
1283 evolution_function_is_affine_p.
1284 (analyze_overlapping_iterations): Pass in the loop nest number.
1286 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1287 Sebastian Pop <sebastian.pop@amd.com>
1289 PR tree-optimization/36206
1290 * tree-chrec.h (chrec_fold_op): New.
1291 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
1294 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
1296 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
1298 (remove_duplicates): Do not set inode on non-inode systems.
1301 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
1303 * config.gcc (tm_file): Update comments about relative pathnames.
1305 2008-05-20 Richard Guenther <rguenther@suse.de>
1307 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
1308 * tree-ssa-sccvn.c (process_scc): Likewise.
1309 * tree-ssa-sink.c (execute_sink_code): Likewise.
1310 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
1311 * tree-vrp.c (process_assert_insertions): Likewise.
1312 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
1313 (perform_tree_ssa_dce): Likewise.
1314 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1315 (dump_dominator_optimization_stats): Likewise.
1316 * tree-vectorizer.c (vectorize_loops): Likewise.
1318 2008-05-20 Richard Guenther <rguenther@suse.de>
1320 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
1322 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
1324 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
1325 (ix86_i386elf_return_in_memory): Likewise.
1326 (ix86_i386interix_return_in_memory): Likewise.
1327 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
1328 (SUBTARGET_RETURN_IN_MEMORY): New.
1329 * config/i386/i386elf.h: Likewise.
1330 * config/i386/ptx4-i.h: Likewise.
1331 * config/i386/sol2-10.h: Likewise.
1332 * config/i386/sysv4.h: Likewise.
1333 * config/i386/vx-common.h: Likewise.
1334 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
1335 * config/i386/i386.c (ix86_return_in_memory): Made static and
1336 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
1337 (ix86_i386elf_return_in_memory): Removed.
1338 (ix86_i386interix_return_in_memory): Removed.
1339 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
1340 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
1342 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
1344 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
1346 2008-05-19 Xinliang David Li <davidxl@google.com>
1348 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
1350 * common.opt: Ditto.
1351 * doc/invoke.texi: Ditto.
1353 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
1355 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
1356 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
1358 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1360 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
1361 sizes of operand array from 8/4 to 4/2.
1362 (ix86_expand_vector_init_general): Change size of operand array
1363 from 32 to 16. Remove op0, op1 and half_mode.
1365 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1367 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
1368 (ix86_expand_vector_init_interleave): Likewise.
1369 (ix86_expand_vector_init_general): Use them. Assert
1370 word_mode == SImode when n_words == 4.
1372 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
1374 * config/i386/i386.c (ix86_secondary_reload): New static function.
1375 (TARGET_SECONDARY_RELOAD): New define.
1376 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1377 * config/i386/i386.md (reload_outqi): Remove.
1379 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1382 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
1383 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
1384 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
1385 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
1386 (fold_builtin_1): Likewise.
1387 * builtins.def (BUILT_IN_ISINF_SIGN): New.
1388 c-common.c (check_builtin_function_arguments): Handle
1389 BUILT_IN_ISINF_SIGN.
1390 * doc/extend.texi: Document __builtin_isinf_sign.
1391 * fold-const.c (operand_equal_p): Handle COND_EXPR.
1393 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
1395 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
1396 EH cleanup at the end of the pass, search for those that have been
1397 turned into forwarder blocks and do the cleanup on their successor.
1399 2008-05-18 Richard Guenther <rguenther@suse.de>
1401 * tree-cfg.c (verify_gimple_expr): Allow conversions from
1402 pointers to sizetype and vice versa.
1404 2008-05-18 Xinliang David Li <davidxl@google.com>
1406 * gcc/tree-ssa-dce.c: Coding style fix.
1407 (check_pow): Documentation comment.
1408 (check_log): Documenation comment. Coding style fix.
1409 (is_unnecessary_except_errno_call): Ditto.
1410 (gen_conditions_for_pow): Ditto.
1411 (gen_conditions_for_log): Ditto.
1412 (gen_shrink_wrap_conditions): Ditto.
1413 (shrink_wrap_one_built_in_calls): Ditto.
1414 * gcc/doc/invoke.texi: Better documentation string.
1415 * ChangeLog: Fix wrong change log entries from
1416 May 17 checkin on function call DCE.
1418 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
1420 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
1422 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1424 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
1425 * df-problems.c (simulation routines): Fixed block comment to
1426 properly say how to add forwards scanning functions.
1428 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1430 * tree-inline.c (setup_one_parameter): Remove dead code.
1432 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1434 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
1435 a BIT_AND_EXPR only for an INTEGER_TYPE.
1437 2008-05-17 Xinliang David Li <davidxl@google.com>
1439 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
1440 (check_pow, check_log, is_unnecessary_except_errno_call): New
1441 functions to check for eliminating math functions that are pure
1442 except for setting errno.
1443 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
1444 general condition expressions for shrink-wrapping pow/log calls.
1445 (gen_shrink_wrap_conditions): Ditto.
1446 (shrink_wrap_one_built_in_call): Ditto.
1447 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
1448 (mark_operand_necessary): If debugging, output if OP is necessary.
1449 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
1451 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
1453 * gcc/common.opt: New user flag -ftree-builtin-dce.
1454 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
1456 2008-05-16 David S. Miller <davem@davemloft.net>
1458 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
1459 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1461 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
1464 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
1466 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1468 * ifcvt.c (dead_or_predicable): Rename
1469 df_simulate_one_insn_backwards to df_simulate_one_insn.
1470 * recog.c (peephole2_optimize): Ditto.
1471 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
1473 * df.h: Rename df_simulate_one_insn_backwards to
1474 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
1475 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
1476 scanning of defs and uses.
1477 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
1478 (df_simulate_one_insn_forwards): Removed.
1480 2008-05-16 Doug Kwan <dougkwan@google.com>
1482 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
1484 (real_from_string): Handle NaNs and Inf as approriate.
1486 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
1488 * doc/gty.texi (Source Files Containing Type Information): Note
1489 that headers should appear first in the gtfiles list.
1491 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1493 * tree.def (COND_EXEC): Properly documented this code.
1495 2008-05-16 Diego Novillo <dnovillo@google.com>
1497 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
1498 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
1501 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1503 * tree-ssa-dse (max_stmt_uid): Removed.
1504 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
1505 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
1506 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
1507 * function.h (cfun.last_stmt_uid): New field.
1508 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
1509 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
1511 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
1512 (create_stmt_ann): Initialize the ann->uid field.
1513 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
1515 * tree-flow.h (renumber_gimple_stmt_uids): New function.
1517 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
1519 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
1520 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
1521 (init_empty_tree_cfg): Call it.
1523 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1525 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
1528 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1530 * doc/invoke.text (-fdump-tree-*-verbose): New option.
1531 * tree-dump.c (dump_options): New verbose option.
1532 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
1534 * tree-pass.h (TDF_VERBOSE): New dump flag.
1535 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
1536 (tree-flow.h): Added include.
1537 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
1539 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
1541 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
1543 From Jie Zhang <jie.zhang@analog.com>
1544 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1545 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
1546 mcpu=bf561-none and mcpu=bf561-0.2.
1547 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1548 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
1549 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1550 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
1551 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
1552 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
1553 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
1555 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
1556 (cputype_selected): Remove.
1557 (bfin_handle_option): Don't use cputype_selected.
1558 (override_options): When no mcpu option, enable all workarounds.
1559 Don't use bfin_workarounds.
1560 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
1562 (DEFAULT_CPU_TYPE): Don't define.
1564 2008-05-16 Richard Guenther <rguenther@suse.de>
1566 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
1567 on deletion of the last stmt.
1569 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1571 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
1572 V8HImode for SSE2 and V16QImode for SSE4.1.
1574 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1576 * cgraph.h (compute_inline_parameters): Made public.
1577 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
1578 variable_generate_summary, function_write_summary,
1579 variable_write_summary, variable_read_summary. Added generate_summary,
1580 write_summary, read_summary.
1581 * cgraphunit.c (cgraph_process_new_functions): Changed call from
1582 pass_ipa_inline.function_generate_summary, to
1583 compute_inline_parameters.
1584 * ipa-inline.c (compute_inline_parameters): Made public and added
1586 (compute_inline_parameters_for_current): New function.
1587 (pass_inline_param): Now calls compute_inline_parameters_for_current.
1588 (inline_generate_summary): Removed parameter and made to loop over
1590 (pass_ipa_inline): Updated for new IPA_PASS structure.
1591 * passes.c (execute_ipa_summary_passes): Now is called once per
1592 pass rather than once per node*pass.
1594 2008-05-15 Anatoly Sokolov <aesok@post.ru>
1596 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
1597 avr_have_mul_p, avr_asm_only_p): Remove variables.
1598 (avr_override_options): Remove initialization of removed variables.
1599 (avr_file_start): Convert removed variables to fields of
1600 'struct base_arch_s *avr_current_arch'.
1601 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
1602 (AVR_HAVE_MUL): (Ditto.).
1603 (AVR_HAVE_MOVW): (Ditto.).
1604 (AVR_HAVE_LPMX): (Ditto.).
1605 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
1606 avr_asm_only_p): Remove declaration.
1608 2008-05-15 Diego Novillo <dnovillo@google.com>
1610 * config/arm/arm.c (arm_return_in_memory): Fix return type.
1611 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
1613 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
1616 * combine.c (check_conversion): Rename back to check_promoted_subreg.
1617 Don't call record_truncated_value from here.
1618 (record_truncated_value): Turn it into a for_each_rtx callback.
1619 (record_truncated_values): New function.
1620 (combine_instructions): Call note_uses with record_truncated_values.
1621 Change name of check_conversion to check_promoted_subreg.
1623 2008-05-15 Janis Johnson <janis187@us.ibm.com>
1625 * doc/sourcebuild.texi: Document support for torture tests.
1627 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1629 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
1630 to alternative 4 of operand 2.
1632 2008-05-15 Richard Guenther <rguenther@suse.de>
1634 * tree-pass.h (current_pass): Declare.
1635 (get_pass_for_id): Likewise.
1636 * passes.c (passes_by_id, passes_by_id_size): New globals.
1637 (set_pass_for_id): New function.
1638 (get_pass_for_id): Likewise.
1639 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
1640 (execute_function_todo): Flush per function statistics.
1641 * toplev.c (compile_file): Init statistics.
1642 (general_init): Do early statistics initialization.
1643 (finalize): Finish statistics.
1644 * statistics.h (statistics_early_init): Declare.
1645 (statistics_init): Likewise.
1646 (statistics_fini): Likewise.
1647 (statistics_fini_pass): Likewise.
1648 (statistics_counter_event): Likewise.
1649 (statistics_histogram_event): Likewise.
1650 * statistics.c: New file.
1651 * Makefile.in (OBJS-common): Add statistics.o.
1652 (statistics.o): Add dependencies.
1653 * doc/invoke.texi (-fdump-statistics): Document.
1655 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
1657 (execute_pre): Use statistics_counter_event.
1658 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
1659 (substitute_and_fold): Increment it. Use statistics_counter_event.
1661 2008-05-15 Diego Novillo <dnovillo@google.com>
1663 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
1665 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
1666 * tree-ssa-alias.c (new_type_alias): Remove references to
1667 sub-variables from comment.
1668 * tree-ssa-operands.c (swap_tree_operands): Likewise.
1670 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1672 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
1673 attribute to 1 only for insertps alternative.
1675 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1677 * config/bfin/bfin.md (loadbytes): New pattern.
1678 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
1679 (bfin_init_builtins): Initialize it.
1680 (bdesc_1arg): Add it.
1682 2008-05-15 Sa Liu <saliu@de.ibm.com>
1684 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
1685 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
1686 * testsuite/lib/target-supports.exp: Add
1687 check_effective_target_fortran_integer_16.
1689 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1691 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
1692 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
1693 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
1694 (TARGET_RETURN_IN_MEMORY): Define.
1696 2008-05-15 Richard Guenther <rguenther@suse.de>
1699 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
1700 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
1701 represent unmodifiable vars.
1703 2008-05-15 Richard Guenther <rguenther@suse.de>
1705 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
1706 INDIRECT_REF and TARGET_MEM_REF.
1707 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1710 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1711 H.J. Lu <hongjiu.lu@intel.com>
1713 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
1714 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
1715 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
1716 insn alternatives. Add missing alternatives.
1717 (*vec_concatv2di_rex64_sse4_1): Likewise.
1718 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
1719 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
1722 2008-05-15 Richard Guenther <rguenther@suse.de>
1724 PR tree-optimization/36009
1725 PR tree-optimization/36204
1726 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
1727 (determine_invariantness_stmt): Record the loop a store is
1729 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
1732 2008-05-15 Richard Guenther <rguenther@suse.de>
1734 PR tree-optimization/34330
1735 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
1736 through the pointer will alias the SMT.
1738 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
1740 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
1742 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
1744 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
1746 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1747 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1749 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
1750 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
1751 (vashl_optab): New optab for vector/vector shifts.
1752 (vashr_optab): Ditto.
1753 (vlshr_optab): Ditto.
1754 (vrotl_optab): Ditto.
1755 (vrotr_optab): Ditto.
1756 (optab_subtype): New enum for optab_for_tree_code call.
1757 (optab_for_tree_code): Add enum optab_subtype argument.
1759 * optabs.c (optab_for_tree_code): Take an additional argument to
1760 distinguish between a vector shift by a scalar and vector shift by
1761 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
1762 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
1763 vector shift by a vector.
1764 (expand_widen_pattern_expr): Pass additional argument to
1765 optab_for_tree_code.
1767 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
1768 vrotl_optab, vrotr_optab.
1770 * expr.c (expand_expr_real_1): Update calls to
1771 optab_for_tree_code to distinguish between vector shifted by a
1772 scalar and vector shifted by a vector.
1773 * tree-vectorizer.c (supportable_widening_operation): Ditto.
1774 (supportable_narrowing_operation): Ditto.
1775 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
1776 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
1777 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
1778 (vect_create_epilog_for_reduction): Ditto.
1779 (vectorizable_reduction): Ditto.
1780 (vectorizable_operation): Ditto.
1781 (vect_strided_store_supported): Ditto.
1782 (vect_strided_load_supported): Ditto.
1783 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1784 * expmed.c (expand_shift): Ditto.
1786 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
1788 (ashr@var{m}3): Ditto.
1789 (vashl@var{m}3): Document new vector/vector shift standard name.
1790 (vashr@var{m}3): Ditto.
1791 (vlshr@var{m}3): Ditto.
1792 (vrotl@var{m}3): Ditto.
1793 (vrotr@var{m}3): Ditto.
1795 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
1796 (PPERM_INVERT): Ditto.
1797 (PPERM_REVERSE): Ditto.
1798 (PPERM_REV_INV): Ditto.
1799 (PPERM_ZERO): Ditto.
1800 (PPERM_ONES): Ditto.
1801 (PPERM_SIGN): Ditto.
1802 (PPERM_INV_SIGN): Ditto.
1803 (PPERM_SRC1): Ditto.
1804 (PPERM_SRC2): Ditto.
1806 * config/i386/sse.md (mulv2di3): Add SSE5 support.
1807 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
1808 allows a memory operand to be the value being added, and split it
1809 to improve vectorization.
1810 (sse5_pmacsdqh_mem): Ditto.
1811 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
1812 (sse5_mulv2div2di3_high): Ditto.
1813 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
1814 (vec_pack_trunc_v4si): Ditto.
1815 (vec_pack_trunc_v2di): Ditto.
1816 (sse5_pcmov_<mode>): Remove code that tried to use use
1817 andps/andnps instead of pcmov.
1818 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
1819 pmacsdqh instructions.
1820 (vec_widen_smult_lo_v4si): Ditto.
1822 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
1823 (PPERM_INVERT): Ditto.
1824 (PPERM_REVERSE): Ditto.
1825 (PPERM_REV_INV): Ditto.
1826 (PPERM_ZERO): Ditto.
1827 (PPERM_ONES): Ditto.
1828 (PPERM_SIGN): Ditto.
1829 (PPERM_INV_SIGN): Ditto.
1830 (PPERM_SRC1): Ditto.
1831 (PPERM_SRC2): Ditto.
1832 (ix86_expand_sse_movcc): Move the SSE5 test after the if
1834 (ix86_expand_int_vcond): If SSE5 generate all possible integer
1836 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
1837 says ignore whether the last reference is a memory operand.
1839 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1840 Paolo Bonzini <bonzini at gnu dot org>
1842 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
1845 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
1846 (vlshr<mode>3): Rename from vlshr<mode>3.
1847 (vashr<mode>3): Rename from vashr<mode>3.
1848 (mulv4sf3): Change the names of vector shift patterns.
1852 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
1855 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
1880 * config/spu/spu.md (v): New iterator macro to add v for vector types.
1881 (floatunssidf2_internal): Change vector/vector shift names.
1882 (floatunsdidf2_internal): Ditto.
1889 (vashl<mode>3): Rename from ashl<mode>3.
1890 (vashr<mode>3): Rename from ashr<mode>3.
1891 (vlshr<mode>3): Rename from lshr<mode>3.
1892 (vrotl<mode>3): Rename from rotl<mode>3.
1894 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1897 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
1898 multiply gives the wrong value when doing widening multiplies.
1899 (vec_widen_smult_lo_v4si): Ditto.
1901 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1903 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
1904 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
1905 emit_library_call_value.
1906 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
1907 * tree.h (ECF_LIBCALL_BLOCK): Removed.
1908 * calls.c (initialize_argument_information, precompute_arguments,
1909 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
1910 (precompute_arguments): Removed flags parameter.
1911 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
1913 2008-05-14 Richard Guenther <rguenther@suse.de>
1915 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
1916 Make sure to register the store if the use is a PHI_NODE.
1918 2008-05-14 Olivier Hainque <hainque@adacore.com>
1920 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1921 memory if the component is to be referenced in BLKmode according
1922 to get_inner_reference.
1924 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
1926 * calls.c (emit_library_call_value_1): Restore code clearing
1927 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
1929 2008-05-14 Olivier Hainque <hainque@adacore.com>
1930 Nicolas Roche <roche@adacore.com>
1932 * configure.ac: Add support for a "gcc_subdir" variable in
1933 config-lang.in, to denote a subdirectory where the language/GCC
1934 integration files are to be found.
1935 * configure: Regenerate.
1937 2008-05-14 Ira Rosen <irar@il.ibm.com>
1939 PR tree-optimization/36098
1940 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
1941 value for the first load in the group in case of a gap.
1942 (vect_build_slp_tree): Check that there are no gaps in loads.
1944 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1946 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
1947 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
1948 expand_copysign_bit, ): Change call to emit_no_conflict_block to
1949 emit_insn and remove unneeded code to construct extra args.
1950 (emit_no_conflict_block): Removed.
1951 * optabls.h: (emit_no_conflict_block): Removed.
1952 * cse.c (cse_extended_basic_block): Remove search for
1953 REG_NO_CONFLICT note.
1954 * global.c: Removed incorrect comment added in revision 117.
1955 * expr.c (convert_move): Change call to emit_no_conflict_block to
1957 * recog.c: Change comments so that they do not mention
1959 * local_alloc.c (combine_regs): Removed last parameter.
1960 (no_conflict_p): Removed.
1961 (block_alloc): Removed note, no_conflict_combined_regno and set
1962 local vars. Removed all code to process REG_NO_CONFLICT blocks.
1963 (combine_regs): Removed already_dead and code to look for
1964 REG_NO_CONFLICT notes.
1965 * lower_subreg (remove_retval_note): Removed code to look for
1966 REG_NO_CONFLICT block.
1967 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
1968 (resolve_clobber): Remove code to process libcalls that have
1969 REG_NO_CONFLICT notes.
1970 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
1972 * combine.c (can_combine_p, distribute_notes): Removed
1973 REG_NO_CONFLICT case.
1974 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
1976 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
1977 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
1979 * reg-notes.def (NO_CONFLICT): Removed.
1981 2008-05-14 David S. Miller <davem@davemloft.net>
1983 * config/sparc/sparc.c (sparc_profile_hook): If
1984 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
1985 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
1986 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1988 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
1990 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
1992 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
1995 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
1996 and op1 expansion before vector concat to have less live pseudos.
1998 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
2000 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
2001 ix86_expand_vector_set if supported.
2003 2008-05-13 Diego Novillo <dnovillo@google.com>
2004 Kenneth Zadeck <zadeck@naturalbridge.com>
2006 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
2008 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
2009 phinodes_print_statistics, init_ssanames, fini_ssanames,
2010 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
2011 release_ssa_name, release_defs, replace_ssa_name_symbol,
2012 ssanames_print_statistics): Move ...
2013 * tree-flow.h: ... here.
2014 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
2015 Use FN instead of cfun.
2016 (make_ssa_name_fn): Rename from make_ssa_name.
2017 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
2018 * tree-flow-inline.h (make_ssa_name): Move from
2019 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
2020 * omp-low.c (expand_omp_parallel):
2021 * tree-flow-inline.h (redirect_edge_var_map_result):
2022 * tree-ssa.c (init_tree_ssa): Add argument FN.
2023 Use it instead of cfun. Update all users.
2025 2008-05-13 Tom Tromey <tromey@redhat.com>
2027 PR preprocessor/22168:
2028 * doc/cpp.texi (Top): Update menu.
2029 (Alternatives to Wrapper #ifndef): New node.
2030 (Other Directives): Document deprecation.
2031 (Obsolete Features): Remove menu.
2032 (Assertions): Merge node into Obsolete Features.
2033 (Obsolete once-only headers): Move earlier; rename to Alternatives
2035 * doc/cppopts.texi: Update.
2036 * c.opt (Wdeprecated): Enable for C and ObjC.
2037 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
2038 (C++ Dialect Options): Move -Wno-deprecated from here to...
2039 (Warning Options): ... here.
2041 2008-05-13 Richard Guenther <rguenther@suse.de>
2044 * fold-const.c (fold_sign_changed_comparison): Do not allow
2045 changes in pointer-ness.
2047 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2050 * config/sh/sh.c (sh_expand_prologue): Don't clear
2051 RTX_FRAME_RELATED_P for push insns.
2053 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
2055 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
2057 2008-05-12 Anatoly Sokolov <aesok@post.ru>
2059 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
2060 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
2061 Use 'machine->is_leaf' instead of 'leaf_func_p'.
2063 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
2065 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
2066 (*vec_concatv4sf_sse): This.
2067 (*sse2_concatv2si): Renamed to ...
2068 (*vec_concatv2si_sse2): This.
2069 (*sse1_concatv2si): Renamed to ...
2070 (*vec_concatv2si_sse): This.
2071 (*vec_concatv2di_rex): Renamed to ...
2072 (*vec_concatv2di_rex64): This.
2073 (*vec_concatv2si_sse4_1): New.
2074 (*vec_concatv2di_rex64_sse4_1): Likewise.
2076 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
2078 PR rtl-optimization/36111
2079 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
2080 that was created for swappable operands.
2082 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
2085 * Makefile.in: Substitute GNATMAKE and GNATBIND.
2086 * configure.ac: Add call to ACX_PROG_GNAT.
2088 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
2090 * optc-gen.awk: Fix comment typo.
2092 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2094 * pretty-print.c (pp_integer_with_precision): Use
2095 HOST_LONG_LONG_FORMAT.
2097 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
2099 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
2101 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
2103 * config/i386/i386.c (bdesc_ptest): Removed.
2104 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
2105 (bdesc_args): Add __builtin_ia32_ptestz128,
2106 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
2107 (ix86_init_mmx_sse_builtins): Updated.
2108 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
2109 (ix86_expand_builtin): Updated.
2111 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
2113 * tree-cfg.c (valid_fixed_convert_types_p): New function.
2114 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
2116 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
2118 * value-prof.c (interesting_stringop_to_profile): Do not
2119 return early for BUILT_IN_MEMPCPY.
2121 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
2123 * calls.c (expand_call): Don't use callgraph to increase
2124 preferred_stack_boundary.
2126 * cgraph.h (cgraph_rtl_info): Use unsigned on
2127 preferred_incoming_stack_boundary.
2129 * final.c (rest_of_clean_state): Use unsigned on
2130 preferred_stack_boundary.
2132 2008-05-09 Tom Tromey <tromey@redhat.com>
2134 PR preprocessor/22231:
2135 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
2138 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
2140 PR tree-optimization/36129
2141 * tree-ssa-ccp.c: Include value-prof.h.
2142 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
2143 built-in function was folded to a constant.
2144 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
2146 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
2147 Sebastian Pop <sebastian.pop@amd.com>
2149 * tree-scalar-evolution.c: Document instantiate_scev.
2150 (instantiate_parameters_1): Renamed instantiate_scev_1.
2151 Don't use the same loop for instantiation_loop and evolution_loop.
2152 (instantiate_scev): New.
2153 (instantiate_parameters): Moved...
2154 (resolve_mixers): Update call to instantiate_scev_1 to pass the
2155 same loop twice. Maintains the semantics for this function.
2156 * tree-scalar-evolution.h (instantiate_scev): Declare.
2157 (instantiate_parameters): ...here. Now static inline.
2158 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
2159 instead of resolve_mixers.
2161 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2163 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
2165 2008-05-09 Tomas Bily <tbily@suse.cz>
2167 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
2168 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
2169 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2170 * c-common.c (c_common_truthvalue_conversion): Likewise.
2171 * tree-object-size.c (compute_object_offset): Likewise.
2172 * tree-inline.c (estimate_num_insns_1): Likewise.
2173 * varasm.c (const_hash_1, compare_constant, copy_constant)
2174 (compute_reloc_for_constant, output_addressed_constants)
2175 (initializer_constant_valid_p): Likewise.
2176 * c-omp.c (check_omp_for_incr_expr): Likewise.
2177 * gimplify.c (gimplify_expr): Likewise.
2178 * c-typeck.c (c_finish_return): Likewise.
2179 * tree-vectorizer.c (supportable_widening_operation)
2180 (supportable_narrowing_operation): Likewise.
2181 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
2182 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
2183 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
2184 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
2185 (descr_info_loc): Likewise.
2186 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2187 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
2188 (fold_unary): Likewise.
2189 * builtins.c (get_pointer_alignment): Likewise.
2190 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
2191 (instantiate_parameters_1): Likewise.
2192 * tree.c (expr_align, stabilize_reference): Likewise.
2193 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
2194 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
2195 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
2196 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2197 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
2198 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
2200 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
2201 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
2202 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
2203 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
2204 (forward_propagate_comparison)
2205 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2206 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
2207 * emit-rtl.c (component_ref_for_mem_expr)
2208 (set_mem_attributes_minus_bitpos): Likewise.
2209 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
2210 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
2212 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
2213 (build_function_call, pointer_diff, build_compound_expr)
2214 (c_finish_return): Likewise.
2215 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
2216 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
2218 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
2219 * expr.c (is_aligning_offset): Likewise.
2220 * tree-ssa-alias.c (is_escape_site): Likewise.
2221 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
2222 (check_all_va_list_escapes): Likewise.
2223 * tree-ssa-loop-ivopts.c (determine_base_object)
2224 (determine_common_wider_type): Likewise.
2225 * dojump.c (do_jump): Likewise.
2226 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
2227 * tree-gimple.c (is_gimple_cast): Likewise.
2228 * fold-const.c (decode_field_reference, )
2229 (fold_sign_changed_comparison, fold_unary, fold_comparison)
2230 (fold_binary): Likewise.
2231 * tree-ssa-alias-warnings.c (find_alias_site_helper)
2232 (already_warned_in_frontend_p): Likewise.
2233 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
2234 * tree.c (really_constant_p, get_unwidened): Likewise.
2235 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
2236 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
2237 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
2239 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
2241 (CONVERT_EXPR_P): Define.
2242 (CASE_CONVERT): Define.
2244 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
2247 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
2248 (delete_unmarked_insns): When deleting a call, call
2249 delete_unreachable_blocks.
2250 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2251 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
2253 2008-05-08 Richard Guenther <rguenther@suse.de>
2255 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
2256 (-ftree-salias): Likewise.
2257 (salias-max-implicit-fields): Remove param documentation.
2258 (salias-max-array-elements): Likewise.
2259 * tree-pass.h (pass_create_structure_vars): Remove.
2260 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2261 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2262 * tree-ssa-alias.c (create_structure_vars): Remove.
2263 (gate_structure_vars): Likewise.
2264 (pass_create_structure_vars): Likewise.
2265 (gate_build_alias): Likewise.
2266 (pass_build_alias): Adjust to run always and dump the function.
2267 * common.opt (ftree-salias): Hide.
2268 * passes.c (init_optimization_passes): Remove
2269 pass_create_structure_vars, adjust comment.
2270 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2271 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2272 * opts.c (decode_options): Do not set flag_tree_salias.
2273 (common_handle_option): Add OPT_ftree_salias to the backward
2274 compatibility section.
2276 2008-05-08 Richard Guenther <rguenther@suse.de>
2278 * tree-flow-inline.h (var_can_have_subvars): Move ...
2279 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
2280 * tree-flow.h (var_can_have_subvars): Remove.
2281 (push_fields_onto_fieldstack): Remove.
2282 (sort_fieldstack): Likewise.
2283 (struct fieldoff): Move ...
2284 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
2285 alias_set and base_for_components fields.
2286 (sort_fieldstack): Make static.
2287 (push_fields_onto_fieldstack): Likewise. Remove code that
2288 handles anything but RECORD_TYPEs. Remove alias_set and
2289 base_for_components handling.
2290 (create_variable_info_for): Adjust.
2292 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
2294 * common.opt (Wframe-larger-than=): Shorten the help message
2296 * doc/invoke.texi (Wframe-larger-than=): Add more description.
2298 2008-05-08 Rafael Espindola <espindola@google.com>
2300 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
2302 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
2303 trap and that both operands are gimple values.
2304 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
2305 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
2308 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2310 * read-rtl.c (join_c_conditions): Return the first string if the
2311 two strings are equal.
2313 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2315 * gensupport.h (pred_data): Add a "num_codes" field.
2316 (add_predicate_code): Declare.
2317 * gensupport.c (add_predicate_code): New function.
2318 (std_pred_table): Add an "allows_const_p" field.
2319 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
2320 Remove the (incomplete) list of such codes from the codes field.
2321 (init_predicate_table): Use add_predicate_code. Add all
2322 RTX_CONST_OBJs if allows_const_p is true.
2323 * genrecog.c (process_define_predicate): Use add_predicate_code.
2325 2008-05-08 David Daney <ddaney@avtrex.com>
2326 Richard Sandiford <rsandifo@nildram.co.uk>
2328 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
2329 special case of constant zero operands.
2330 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
2331 old and new values. Special case constant zero values.
2332 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
2334 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
2335 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
2337 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
2340 * simplify-rtx.c (simplify_plus_minus): Create CONST of
2341 similar RTX_CONST_OBJ before CONST_INT.
2343 2008-05-08 Steve Ellcey <sje@cup.hp.com>
2345 * stmt.c (expand_stack_restore): Change sa mode if needed.
2347 2008-05-08 Richard Guenther <rguenther@suse.de>
2349 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
2350 return type to bool.
2351 (ix86_sol10_return_in_memory): Likewise.
2352 (ix86_i386elf_return_in_memory): Likewise.
2353 (ix86_i386interix_return_in_memory): Likewise.
2354 * config/i386/i386.c (ix86_return_in_memory): Likewise.
2355 (ix86_sol10_return_in_memory): Likewise.
2356 (ix86_i386elf_return_in_memory): Likewise.
2357 (ix86_i386interix_return_in_memory): Likewise.
2359 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2362 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
2364 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
2365 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
2368 2008-05-08 Richard Guenther <rguenther@suse.de>
2370 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
2371 * tree-data-ref.h (struct dr_alias): Remove subvars field.
2372 (DR_SUBVARS): Remove.
2373 * tree-dfa.c (dump_subvars_for): Remove.
2374 (debug_subvars_for): Likewise.
2375 (dump_variable): Do not dump subvars.
2376 (remove_referenced_var): Do not remove subvars.
2377 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
2378 (lookup_subvars_for_var): Remove.
2379 (get_subvars_for_var): Likewise.
2380 (get_subvars_at): Likewise.
2381 (get_first_overlapping_subvar): Likewise.
2382 (overlap_subvar): Likewise.
2383 * tree-flow.h (subvar_t): Remove.
2384 (struct var_ann_d): Remove subvars field.
2385 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
2386 argument. Remove special handling of SFTs.
2387 (compute_tag_properties): Likewise.
2388 (set_initial_properties): Likewise.
2389 (compute_call_clobbered): Likewise.
2390 (count_mem_refs): Likewise.
2391 (compute_memory_partitions): Likewise.
2392 (compute_flow_insensitive_aliasing): Likewise.
2393 (setup_pointers_and_addressables): Likewise.
2394 (new_type_alias): Likewise.
2395 (struct used_part): Remove.
2396 (used_portions): Likewise.
2397 (struct used_part_map): Likewise.
2398 (used_part_map_eq): Likewise.
2399 (used_part_map_hash): Likewise.
2400 (free_used_part_map): Likewise.
2401 (up_lookup): Likewise.
2402 (up_insert): Likewise.
2403 (get_or_create_used_part_for): Likewise.
2404 (create_sft): Likewise.
2405 (create_overlap_variables_for): Likewise.
2406 (find_used_portions): Likewise.
2407 (create_structure_vars): Likewise.
2408 * tree.def (STRUCT_FIELD_TAG): Remove.
2409 * tree.h (MTAG_P): Adjust.
2410 (struct tree_memory_tag): Remove base_for_components and
2411 unpartitionable flags.
2412 (struct tree_struct_field_tag): Remove.
2413 (SFT_PARENT_VAR): Likewise.
2414 (SFT_OFFSET): Likewise.
2415 (SFT_SIZE): Likewise.
2416 (SFT_NONADDRESSABLE_P): Likewise.
2417 (SFT_ALIAS_SET): Likewise.
2418 (SFT_UNPARTITIONABLE_P): Likewise.
2419 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
2420 (union tree_node): Remove sft field.
2421 * alias.c (get_alias_set): Remove special handling of SFTs.
2422 * print-tree.c (print_node): Remove handling of SFTs.
2423 * tree-dump.c (dequeue_and_dump): Likewise.
2424 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2425 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
2426 * tree-predcom.c (set_alias_info): Do not set subvars.
2427 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
2428 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
2429 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
2430 (add_vars_for_offset): Remove.
2431 (add_virtual_operand): Remove special handling of SFTs.
2432 (add_call_clobber_ops): Likewise.
2433 (add_call_read_ops): Likewise.
2434 (get_asm_expr_operands): Likewise.
2435 (get_modify_stmt_operands): Likewise.
2436 (get_expr_operands): Likewise.
2437 (add_to_addressable_set): Likewise.
2438 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
2439 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2440 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
2441 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
2442 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
2443 (tree_node_structure): Likewise.
2444 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
2446 (find_what_p_points_to): Likewise.
2448 2008-05-08 Sa Liu <saliu@de.ibm.com>
2450 * config/spu/spu.md: Fixed subti3 pattern.
2452 2008-05-08 Richard Guenther <rguenther@suse.de>
2455 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2456 sure to create a representative for trailing arrays for PTA.
2458 2008-05-08 Richard Guenther <rguenther@suse.de>
2461 * fold-const.c (operand_equal_p): Two objects which types
2462 differ in pointerness are not equal.
2464 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2466 * calls.c (compute_argument_block_size): Add argument tree fndecl.
2467 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
2468 (emit_library_call_value_1): Add new variable fndecl initialized by
2469 NULL_TREE. It should be the decl type of orgfun, but this information
2470 seems not to be available here, so it uses the default calling abi.
2471 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
2472 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
2473 by TARGET_RETURN_IN_MEMORY.
2474 * config/i386/i386-interix.h: Likewise.
2475 * config/i386/i386.h: Likewise.
2476 * config/i386/i386elf.h: Likewise.
2477 * config/i386/ptx4-i.h: Likewise.
2478 * config/i386/sol2-10.h: Likewise.
2479 * config/i386/sysv4.h: Likewise.
2480 * config/i386/vx-common.h: Likewise.
2481 * config/cris/cris.h: Removed #if 0 clause.
2482 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
2483 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
2485 (ix86_sol10_return_in_memory): Likewise.
2486 (ix86_i386elf_return_in_memory): New.
2487 (ix86_i386interix_return_in_memory): New.
2488 * config/mt/mt-protos.h (mt_return_in_memory): New.
2489 * config/mt/mt.c: Likewise.
2490 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
2491 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
2492 * config/bfin/bfin.h: Likewise.
2493 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
2495 * config/bfin/bfin.c: Likewise.
2496 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
2497 * config/alpha/unicosmk.h: Likewise.
2498 * config/i386/cygming.h: Likewise.
2499 * config/iq2000/iq2000.h: Likewise.
2500 * config/mips/mips.h: Likewise.
2501 * config/mn10300/mn10300.h: Likewise.
2502 * config/rs6000/rs6000.h: Likewise.
2503 * config/score/score.h: Likewise.
2504 * config/spu/spu.h: Likewise.
2505 * config/v850/v850.h: Likewise.
2506 * defaults.h: Likewise.
2507 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
2508 * expr.c (emit_block_move): Adjust use of
2509 OUTGOING_REG_PARM_STACK_SPACE.
2510 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
2511 OUTGOING_REG_PARM_STACK_SPACE.
2512 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
2514 2008-05-08 Jakub Jelinek <jakub@redhat.com>
2516 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
2517 on OMP_RETURN for OMP_FOR.
2520 * dwarf2out.c (dw_expand_expr, common_check): Removed.
2521 (fortran_common): New function.
2522 (gen_variable_die): Call fortran_common instead of common_check,
2523 adjust for it returning tree instead of rtx. Formatting.
2525 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2529 * see.c (see_copy_insn): Copy new pure const attributes for new call.
2530 * c-decl.c (merge_decls): Ditto.
2531 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
2532 to RTL_CONST_OR_PURE_CALL_P.
2533 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
2534 Initialized DECL_LOOPING_CONST_PURE.
2535 (process_call_operands): Set tree_side_effects properly.
2536 * tree.h (TREE_READONLY_DECL_P): Removed.
2537 (DECL_IS_PURE): Renamed to DECL_PURE_P.
2538 (DECL_LOOPING_OR_CONST_P): New macro.
2539 (struct tree_function_decl): Added looping_const_or_pure_p.
2541 (ECF_LOOPING_OR_CONST_P): New macro.
2542 * rtlanal.c (pure_const_p): Removed.
2543 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
2544 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
2545 to RTL_CONST_CALL_P.
2546 * ipa-pure-const.c (pure_const_state_e): Added looping field.
2547 (check_decl, check_tree, check_call, scan_function): Initialize
2549 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
2550 (static_execute): Set looping true for recursive functions.
2551 Undo setting state to IPA_NEITHER for recursive functions.
2553 * ifcvt.c (noce_can_store_speculate_p): Changed
2554 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
2555 RTL_CONST_OR_PURE_CALL_P.
2556 * dse.c (scan_insn): Ditto.
2557 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
2558 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
2559 RTL_CONST_OR_PURE_CALL_P.
2560 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
2561 pure_call_p to RTL_CONST_CALL_P.
2562 * gimplify.c (gimplify_call_expr): Clear side effects for
2563 non-looping pure and constant calls.
2564 * calls.c (emit_call_1): Set rtl flags from ecf flags.
2565 (flags_from_decl_or_type): Set ecf flags from decl flags.
2566 (initialize_argument_information): Turn off
2567 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
2568 Change const to pure if callee_copies is true rather than just
2570 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
2571 way of marking pure calls.
2572 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
2573 Remove hack that was supposed to fix pr7335 and remove old
2574 way of marking pure calls.
2575 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
2576 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
2577 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
2578 RTL_CONST_OR_PURE_CALL_P.
2579 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
2580 * loop-invariant.c (find_exits, find_invariant_bb): Changed
2581 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
2582 * sched-deps.c (schedule_analyze): Ditto.
2583 * rtl.h (struct rtx_def): Use call field, unchanging field, and
2584 return_val field of calls to represent pure and const function info.
2585 (CONST_OR_PURE_CALL_P): Deleted macro.
2586 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2587 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
2588 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
2590 * tree-optimize.c (execute_fixup_cfg): Added test for
2591 ECF_LOOPING_CONST_OR_PURE.
2592 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
2594 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
2595 effects for looping pure or const calls.
2596 (verify_gimple_expr): Added verification code.
2597 * config/alpha/alpha.c (alpha_legitimize_address,
2598 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
2600 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
2601 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
2602 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
2603 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
2604 RTL_CONST_OR_PURE_CALL_P.
2605 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
2606 and const calls to be deleted.
2608 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2611 * config/i386/mmx.md (mmx_subv2sf3): New expander.
2612 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
2613 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
2614 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2615 to handle nonimmediate operands.
2616 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
2617 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
2618 to handle nonimmediate operands.
2619 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
2620 (mmx_pmulhrwv4hi3): New expander. Use
2621 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2622 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
2623 (sse2_umulv1siv1di3): New expander. Use
2624 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2625 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
2626 (mmx_eq<mode>3): New expander. Use
2627 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2628 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
2629 (mmx_uavgv8qi3): New expander. Use
2630 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2631 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
2632 (mmx_uavgv4hi3): New expander. Use
2633 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2635 * config/i386/sse.md
2636 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
2637 to handle nonimmediate operands.
2638 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
2639 to handle nonimmediate operands.
2640 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
2641 to handle nonimmediate operands.
2642 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
2643 to handle nonimmediate operands.
2644 (sse2_unpckhpd_exp): New expander. Use
2645 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2646 (sse2_unpcklpd_exp): New expander. Use
2647 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2648 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
2649 to handle nonimmediate operands.
2650 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
2651 to handle nonimmediate operands.
2652 (*sse2_<plusminus_insn><mode>3): Rename from
2653 sse2_<plusminus_insn><mode>3 insn pattern.
2654 (sse2_<plusminus_insn><mode>3): New expander. Use
2655 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2656 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
2657 (sse2_umulv2siv2di3): New expander. Use
2658 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2659 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
2660 (sse4_1_mulv2siv2di3): New expander. Use
2661 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2662 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
2663 (sse2_pmaddwd): New expander. Use
2664 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2665 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
2666 (sse2_eq<mode>3): New expander. Use
2667 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2668 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
2669 (sse4_1_eqv2di3): New expander. Use
2670 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2671 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2672 (sse2_uavgv16qi3): New expander. Use
2673 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2674 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2675 (sse2_uavgv16qi3): New expander. Use
2676 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2677 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
2678 (sse2_uavgv8hi3): New expander. Use
2679 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2680 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
2681 (ssse3_pmulhrswv8hi3): New expander. Use
2682 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2683 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
2684 (ssse3_pmulhrswv4hi3): New expander. Use
2685 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2687 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
2688 (<sse>_vmmul<mode>3): Ditto.
2689 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
2691 (ssse3_pmaddubsw128): Use register_operand for operand 1.
2692 (ssse3_pmaddubsw): Ditto.
2694 * config/i386/i386.c (struct_builtin_description)
2695 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
2696 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
2697 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
2698 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
2699 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
2700 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
2701 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
2702 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
2703 (ix86_fixup_binary_operands): Assert that src1
2704 and src2 must have the same mode when swapped.
2705 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
2706 and ix86_binary_operator_ok. Do not force operands in registers
2709 2008-05-07 Jan Hubicka <jh@suse.cz>
2711 * cgraph.c (dump_cgraph_node): Update.
2712 * cgraph.h (cgraph_local_info): Break out inline summary.
2713 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
2715 * ipa-inline (inline_summary): New accestor function.
2716 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
2717 cgraph_decide_inlining, compute_inline_parameters): Update.
2718 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
2720 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2722 Cleanup ColdFire scheduling support and add V4 pipeline model.
2724 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
2725 (define_attr cpu): Add cfv4 value.
2726 (define_attr type, define_attr type1): Merge into a single 'type'
2727 attribute. Update all uses.
2728 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
2729 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
2731 (define_attr opx_mem, define_attr opy_mem): Remove.
2732 (define_attr op_mem): Clean up, update comment.
2733 (define_attr size): Use specific values instead of general int.
2734 (define_attr guess, define_attr split): Remove. Update all uses.
2735 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
2736 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
2737 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
2738 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
2739 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
2740 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
2741 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
2742 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
2743 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
2744 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
2745 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
2746 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
2747 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
2748 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
2749 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
2750 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
2751 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
2752 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
2753 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
2754 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
2755 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
2756 Update or set attributes.
2757 (stack_tie): New fake instruction.
2759 * config/m68k/m68k.h (TUNE_CFV4): New macro.
2760 (m68k_sched_attr_size): Update declaration.
2761 (m68k_sched_attr_type2): Remove.
2762 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
2763 Declare new bypass predicates.
2765 * config/m68k/m68k.c (m68k_sched_issue_rate,
2766 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
2768 (TARGET_SCHED_ISSUE_RATE,
2769 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
2770 (override_options): Handle scheduling for ColdFire V4 core.
2771 (m68k_expand_prologue): Emit stack_tie.
2772 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
2773 'OP_TYPE_FPN'. Update all uses.
2774 (sched_guess_p): Remove.
2775 (sched_address_type): Handle symbolic addresses.
2776 (sched_get_operand): New static function.
2777 (sched_operand_type): Merge into sched_attr_op_type.
2778 (sched_attr_op_type): Handle FP registers, handle quick constants,
2780 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
2781 (m68k_sched_attr_size): Update. Move logic to ...
2782 (sched_get_attr_size_int): New static function.
2783 (sched_get_opxy_mem_type): New static function.
2784 (m68k_sched_attr_op_mem): Update.
2785 (m68k_sched_attr_type2): Remove.
2786 (sched_cfv4_bypass_data): New static variable.
2787 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
2788 (m68k_sched_issue_rate): Implement scheduler hook.
2789 (struct _sched_ib: enabled_p): New field.
2790 (m68k_sched_variable_issue): Update. Handle V4.
2791 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
2792 sched_dump_class_func_t, sched_dump_split_class,
2793 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
2794 sched_dump_dfa_class, m68k_sched_dump): Remove.
2795 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
2797 (m68k_sched_init_global): Remove statisctics dumping, introduce
2798 sanity check that all instructions have pipeline reservations. Handle
2800 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2801 Handle ColdFire V4 core.
2802 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
2803 New static functions.
2804 (m68k_sched_address_bypass_p): New bypass predicate.
2805 (sched_get_indexed_address_scale): New static function.
2806 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
2808 * cf.md: Update comments.
2809 (define_attr type2): Remove. Use 'type' attribute instead.
2811 (cf_ib): Rename to cfv123_ib. Update all uses.
2812 (cf_oep): Rename to cfv123_oep. Update all uses.
2813 (cf_chr): Rename to cfv123_chr. Update all uses.
2814 (cf_mem): Rename to cfv123_mem. Update all uses.
2815 (cf_mac): Move to more appropriate place.
2816 (cfv123_guess): New automaton and cpu_unit.
2817 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
2818 Update uses of 'size' attribute. Handle before reload scheduling.
2819 (cfv123_guess): New dummy reservation for unhandled instructions.
2820 (cfv4_*): Pipeline description of ColdFire V4 core.
2821 (ignore): New reservation to handle 'ignore' type.
2823 2008-05-07 Ian Lance Taylor <iant@google.com>
2826 * gimplify.c (find_single_pointer_decl_1): Don't look through
2828 (find_single_pointer_decl): Adjust comments.
2830 2008-05-07 Jakub Jelinek <jakub@redhat.com>
2833 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
2834 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
2837 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
2838 integral type rather than floating point, then VIEW_CONVERT_EXPR
2839 to the floating point type.
2841 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2843 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
2844 TFmode op0 to register.
2846 2008-05-07 Alan Modra <amodra@bigpond.net.au>
2848 * c-decl.c (grokdeclarator): Comment typo.
2850 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
2852 * tree-flow.h: Remove prototype for computed_goto_p.
2853 * tree-cfg.c (computed_goto_p): Make static.
2855 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
2858 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
2859 (contains_aligned_value_p): This. Handle _Decimal128.
2860 (ix86_function_arg_boundary): Only align _Decimal128 to its
2861 natural boundary and handle it properly.
2863 2008-05-06 Martin Jambor <mjambor@suse.cz>
2865 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
2866 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
2867 (ipcp_method_set_orig_node): Removed.
2868 (ipcp_cval_get_cvalue_type): Removed.
2869 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
2870 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
2871 (ipcp_cval_set_cvalue_type): Removed.
2872 (ipcp_cval_get_cvalue): Removed.
2873 (ipcp_cval_set_cvalue): Removed.
2874 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
2875 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
2876 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
2877 (ipcp_cval_meet): Renamed to ipa_lattice_meet
2878 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
2879 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
2880 (ipcp_get_ith_lattice): Changed parameters.
2881 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
2882 (ipcp_lattice_from_jfunc): Changed parameters.
2883 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
2884 (ipcp_method_cval_print): Added temporary variable info.
2885 (ipcp_redirect): Removed already unused local variable caller.
2886 (ipcp_redirect): New temporary variable orig_callee_info
2887 (ipcp_redirect): Removed newly unused local variable callee.
2888 (ipcp_redirect): Removed (a bit confusing) local variable type.
2889 (ipcp_insert_stage): Added local variable info.
2890 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
2892 (ipcp_formal_create): Removed.
2893 (ipcp_method_cval_set): Removed.
2894 (ipcp_propagate_stage): Renamed lattice variables.
2895 (ipcp_method_cval_set_cvalue_type): Removed.
2896 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
2897 (ipcp_print_all_lattices): Changed printed strings to refer to
2898 lattices rather than cvals.
2899 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
2900 (ipcp_propagate_const): Changed formal parameters.
2901 (build_const_val): Changed formal parameters.
2902 (ipcp_insert_stage): Removed useless variable cvalue
2903 (build_const_val): Changed formal parameters.
2904 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
2905 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
2906 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
2907 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
2908 (ipcp_print_func_profile_counts): Changed string from "method" to
2910 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
2911 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
2912 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
2913 (ipcp_structures_print): Renamed to ipcp_print_all_structures
2914 (ipcp_profile_print): Renamed to ipcp_print_profile_data
2915 (ipcp_lat_is_const): Changed parameters and made inline.
2916 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
2917 (ipcp_redirect): Renamed to ipcp_need_redirect_p
2918 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
2919 the predicate condition directly
2920 (ipcp_propagate_stage): Added local variable args. Removed local
2921 variable callee. (Both are mere code simplifications.)
2922 (ipcp_method_dont_insert_const): Renamed to
2923 ipcp_node_not_modifiable_p.
2924 (ipcp_node_not_modifiable_p): Made inline.
2925 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
2926 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
2927 (ipcp_print_all_lattices): Removed variable cvalue
2928 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
2931 2008-05-06 Olivier Hainque <hainque@adacore.com>
2933 * tree-sra.c (try_instantiate_multiple_fields): Early return
2934 if field has POINTER_TYPE.
2936 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
2938 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
2939 by using 'q' specifier for instruction.
2940 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
2942 2008-05-06 Anatoly Sokolov <aesok@post.ru>
2944 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2945 Change mode of zero_extract from QImode to HImode.
2946 (sign bit tests peepholes): (Ditto.).
2948 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
2950 * config/i386/mmx.md: Remove double backslashes from asm templates.
2951 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
2952 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2953 to handle nonimmediate operands.
2954 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
2955 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2956 to handle nonimmediate operands.
2957 (*mmx_<code>v2sf3_finite): New insn pattern.
2958 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
2959 (mmx_<code>v2sf3): New expander. Use
2960 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2961 (mmx_<plusminus_insn><mode>3): New expander. Use
2962 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2963 (*mmx_<plusminus_insn><mode>3): New insn pattern.
2964 (mmx_add<mode>3): Removed.
2965 (mmx_ssadd<mode>3): Ditto.
2966 (mmx_usadd<mode>3): Ditto.
2967 (mmx_sub<mode>3): Ditto.
2968 (mmx_sssub<mode>3): Ditto.
2969 (mmx_ussub<mode>3): Ditto.
2970 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
2971 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
2972 to handle nonimmediate operands.
2973 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
2975 (mmx_smulv4hi3_highpart): New expander. Use
2976 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2977 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
2979 (mmx_umulv4hi3_highpart): New expander. Use
2980 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2981 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
2982 (mmx_<code>v4hi3): New expander. Use
2983 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2984 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
2985 (mmx_<code>v8qi3): New expander. Use
2986 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2987 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
2988 (mmx_<code><mode>3): New expander. Use
2989 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2991 2008-05-05 Jan Hubicka <jh@suse.cz>
2993 PR tree-optimization/36118
2994 * passes.c (pass_init_dump_file): Fix dump header.
2996 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2999 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
3000 VCE for function decls.
3002 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3004 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
3006 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3008 * config/i386/i386.md (sat_plusminus): New.
3009 (plusminus_insn): Likewise.
3010 (plusminus_mnemonic): Likewise.
3012 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
3013 (*<addsub><mode>3_cc_overflow): Renamed to ...
3014 (*<plusminus_insn><mode>3_cc_overflow): This.
3015 (*<addsub>si3_zext_cc_overflow): Renamed to ...
3016 (*<plusminus_insn>si3_zext_cc_overflow): This.
3018 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
3019 (<plusminus_insn><mode>3): This.
3020 (*<addsub><mode>3): Renamed to ...
3021 (*<plusminus_insn><mode>3): This.
3022 (<sse>_vm<addsub><mode>3): Renamed to ...
3023 (<sse>_vm<plusminus_insn><mode>3): This.
3024 (sse3_h<addsub>v4sf3): Renamed to ...
3025 (sse3_h<plusminus_insn>v4sf3): This.
3026 (sse3_h<addsub>v2df3): Renamed to ...
3027 (sse3_h<plusminus_insn>v2df3): This.
3028 (<plusminus_insn><mode>3): New.
3029 (*<plusminus_insn><mode>3): Likewise.
3030 (sse2_<plusminus_insn><mode>3): Likewise.
3031 (add<mode>): Removed.
3032 (*add<mode>3): Likewise.
3033 (sse2_ssadd<mode>3): Likewise.
3034 (sse2_usadd<mode>3): Likewise.
3035 (sub<mode>3): Likewise.
3036 (*sub<mode>3): Likewise.
3037 (sse2_sssub<mode>3): Likewise.
3038 (sse2_ussub<mode>3): Likewise.
3040 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
3042 * gthr-single.h: Add in required interface elements as per gthr.h.
3043 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
3044 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
3045 Generalize UNUSED macro.
3046 (__gthread_once): Add.
3047 (__gthread_key_create): Add.
3048 (__gthread_key_delete): Add.
3049 (__gthread_getspecific): Add.
3050 (__gthread_setspecific): Add.
3052 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
3054 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
3055 the same size types for the indirect reference on the rhs, then
3058 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
3060 * config/i386/i386.md
3061 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
3062 one insn template instead of template series.
3063 (*xordi_1_rex64): Ditto.
3064 (*xordi_2_rex64): Ditto.
3066 2008-05-05 Ira Rosen <irar@il.ibm.com>
3068 PR tree-optimization/36119
3069 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
3072 2008-06-04 Jan Hubicka <jh@suse.cz>
3074 tree-optimization/36100
3075 * tree-pass.h (pass_O0_always_inline): Declare.
3076 * ipa-inline.c (inline_transform): Remove dead code.
3077 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
3078 pass_O0_always_inline): New.
3079 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
3081 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
3083 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
3084 mnemonic in this_param move for TARGET_64BIT.
3086 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
3088 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
3089 (*strmovsi_rex_1): Ditto.
3090 (*strsetsi_1): Ditto.
3091 (*strsetsi_rex_1): Ditto.
3093 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
3094 adddicc expanders using SWI mode iterator.
3096 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
3099 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
3102 2008-05-04 David S. Miller <davem@davemloft.net>
3104 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
3105 (sparc*-*-linux*): Use linux.h in tm_file.
3106 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
3107 compiler defaulting to 32-bit.
3108 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
3110 * config/sparc/linux.h: Remove definitions now obtained
3111 properly from linux.h
3112 * config/sparc/linux64.h: Likewise.
3113 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
3114 don't want this setting for 32-bit builds in a biarch compiler.
3115 * doc/install.texi: Add sparc-linux to list of targets
3116 supporting --enable-targets=all.
3118 2008-05-03 Andrew Pinski <pinskia@gmail.com>
3120 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
3122 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
3124 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
3125 after V4SI_FTYPE_V8HI.
3126 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
3127 case V4SI_FTYPE_V2DF.
3129 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
3131 * doc/invoke.texi (max-flow-memory-locations): Removed.
3132 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
3134 2008-05-03 Richard Guenther <rguenther@suse.de>
3137 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
3139 2008-05-02 David S. Miller <davem@davemloft.net>
3141 * config.gcc (need_64bit_hwint): Document libcpp dependency.
3143 2008-05-02 Simon Baldwin <simonb@google.com>
3146 * c-common.h (warn_array_subscript_range): Removed.
3147 * c-common.c (warn_array_subscript_range): Ditto.
3148 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
3149 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
3151 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3153 * config/i386/i386.c (ix86_special_builtin_type): New.
3154 (bdesc_special_args): Likewise.
3155 (ix86_expand_special_args_builtin): Likewise.
3156 (ix86_init_mmx_sse_builtins): Updated.
3157 (ix86_expand_builtin): Updated.
3158 (ix86_expand_store_builtin): Removed.
3159 (ix86_expand_unop_builtin): Likewise.
3161 * config/i386/mm3dnow.h (__v2sf): Moved to ...
3162 * config/i386/mmintrin.h (__v2sf): Here.
3164 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
3166 (_mm_loadl_pi): Likewise.
3167 (_mm_storeh_pi): Replace __v2si with __v2sf.
3168 (_mm_storel_pi): Likewise.
3170 * doc/extend.texi: Correct __builtin_ia32_loadhps,
3171 __builtin_ia32_loadlps, __builtin_ia32_storehps,
3172 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
3173 __builtin_ia32_loadlpd.
3175 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3177 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
3178 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
3179 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
3180 (ix86_init_mmx_sse_builtins): Updated.
3181 (ix86_expand_args_builtin): Likewise.
3182 (ix86_expand_builtin): Likewise.
3183 (ix86_expand_unop1_builtin): Renamed to ...
3184 (ix86_expand_unop_vec_merge_builtin): This.
3186 2008-05-01 Jan Hubicka <jh@suse.cz>
3189 * ipa-inline.c (inline_generate_summary): Make static.
3190 (inline_transform): Do not call inlining at -O0; make static.
3191 * passes.c (execute_todo): Add sanity check.
3192 (execute_one_ipa_transform_pass): Execute proper flags.
3194 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
3196 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
3197 (DECL_NONADDRESSABLE_P): Likewise.
3198 * alias.c (record_component_aliases): Fix comment.
3200 2008-05-01 Simon Baldwin <simonb@google.com>
3202 * c-common.h (warn_array_subscript_range): New function.
3203 * c-common.c (warn_array_subscript_range): Ditto.
3204 * tree-vrp.c (check_array_ref): Corrected code to agree with
3205 comment, ignoring only arrays of size 0 or size 1.
3206 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
3208 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3210 * config/i386/i386.c (ix86_builtin_type): Replace
3211 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
3212 (bdesc_args): Updated.
3213 (ix86_init_mmx_sse_builtins): Likewise.
3214 (ix86_expand_args_builtin): Likewise.
3216 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
3219 * doc/extend.texi: Correct __builtin_ia32_palignr.
3221 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3224 * config/i386/i386.c (bdesc_crc32): Removed.
3225 (ix86_expand_crc32): Likewise.
3226 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
3227 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
3228 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
3229 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
3230 UINT_FTYPE_UINT_UCHAR.
3231 (bdesc_args): Updated. Add crc32 builtins.
3232 (ix86_init_mmx_sse_builtins): Updated.
3233 (ix86_expand_args_builtin): Updated to support subreg.
3235 * doc/extend.texi: Correct __builtin_ia32_crc32di.
3237 2008-05-01 Jan Hubicka <jh@suse.cz>
3239 * tree-pass.h (opt_pass): Add IPA_PASS.
3240 (varpool_node, cgraph_node): Forward declare.
3241 (ipa_opt_pass): Define.
3242 (pass_ipa_inline): Turn into ipa_opt_pass.
3243 (pass_apply_inline): Remove.
3244 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
3245 (apply_inline): Turn into ....
3246 (inline_transform): ... this one.
3247 (inline_generate_summary): New function.
3248 (pass_apply_inline): Remove.
3249 * function.h (ipa_opt_pass): Forward declare structure; typedef;
3251 (struct function): Add ipa_transforms_to_apply.
3252 * passes.c (register_one_dump_file): Work on IPA_PASS.
3253 (init_optimization_passes): Remove pass_inline_parameters and
3255 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
3256 (execute_one_pass) ... here; apply transforms when possible.
3257 (add_ipa_transform_pass, execute_ipa_summary_asses,
3258 execute_one_ipa_transform_pass): New.
3259 (execute_ipa_pass_list): Update for IPA_PASS type.
3261 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3263 * config/i386/i386.c (ix86_builtin_type): Add
3264 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
3265 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
3266 (bdesc_args): Add SSE4a builtins.
3267 (ix86_init_mmx_sse_builtins): Updated.
3268 (ix86_expand_args_builtin): Likewise.
3269 (ix86_expand_builtin): Likewise.
3271 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3273 * config/i386/i386.c (ix86_builtin_type): Add
3274 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
3275 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
3276 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
3277 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
3278 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
3279 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
3280 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
3281 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
3282 and DI_FTYPE_DI_DI_INT.
3283 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
3284 (ix86_init_mmx_sse_builtins): Updated.
3285 (ix86_expand_args_builtin): Likewise.
3286 (ix86_expand_builtin): Likewise.
3287 (ix86_expand_binop_imm_builtin): Removed.
3289 * doc/extend.texi: Correct __builtin_ia32_palignr128.
3291 2008-04-30 Richard Guenther <rguenther@suse.de>
3293 PR tree-optimization/32921
3294 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
3296 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
3298 * config/arm/arm.c (arm_unwind_emit): Use
3299 crtl->all_throwers_are_sibcalls instead of
3300 cfun->all_throwers_are_sibcalls.
3301 (arm_output_fn_unwind): Likewise.
3302 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
3303 instead of cfun->uses_pic_offset_table.
3304 (frv_expand_prologue): Likewise.
3305 (frv_frame_pointer_required): Likewise.
3306 (frv_expand_fdpic_call): Likewise.
3307 (frv_emit_movsi): Likewise.
3308 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
3309 cfun->returns_pcc_struct instead of
3310 current_function_returns_pcc_struct.
3311 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
3312 instead of cfun->calls_eh_return.
3313 (m32c_pushm_popm): Likewise.
3314 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
3315 "extern" declaration.
3317 2008-04-30 Richard Guenther <rguenther@suse.de>
3319 PR tree-optimization/21636
3320 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
3322 (evaluate_stmt): Print the likely value.
3323 (ccp_visit_stmt): Avoid excessive vertical spacing.
3325 2008-04-30 Rafael Espindola <espindola@google.com>
3327 * builtins.c (fold_call_expr): Return realret.
3328 * tree-ssa-threadedge.c
3329 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
3330 __builtin_object_size.
3332 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
3334 * gcc.c (wrapper_string): New variable.
3335 (insert_wrapper): New function.
3336 (execute): New option -wrapper.
3337 * doc/invoke.texi (Overall Options): New driver option -wrapper.
3339 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
3341 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
3342 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
3343 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
3345 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
3346 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
3347 config/rs6000/e500crtres64gprctr.asm,
3348 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
3349 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
3350 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
3351 config/rs6000/e500crtsav64gprctr.asm,
3352 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
3353 config/rs6000/e500crtsavg64gprctr.asm: New files.
3354 * config/rs6000/t-ppccomm: Add build rules for new files.
3355 (LIB2FUNCS_STATIC_EXTRA): Add new files.
3356 * config/rs6000/t-netbsd: Add build rules for new files.
3357 (LIB2FUNCS_STATIC_EXTRA): New variable.
3358 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
3359 (CRTSAVRES_DEFAULT_SPEC): Likewise.
3360 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
3362 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
3364 * config/i386/i386.c (ix86_builtin_type): Add
3365 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
3366 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
3367 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
3368 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
3369 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
3370 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
3371 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
3372 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
3373 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
3374 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
3375 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
3376 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
3377 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
3378 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
3379 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
3380 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
3381 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
3382 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
3383 V1DI_FTYPE_V2SI_V2SI.
3384 (bdesc_2arg): Moved to ...
3386 (ix86_init_mmx_sse_builtins): Updated.
3387 (ix86_expand_args_builtin): Updated. Take a pointer
3388 to const struct builtin_description. Handle comparison
3390 (ix86_expand_sse_compare): Take a new argument for swapping operands.
3391 (ix86_expand_builtin): Updated.
3393 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
3394 (ssse3_pmaddubsw128): This.
3395 (ssse3_pmaddubswv4hi3): Renamed to ...
3396 (ssse3_pmaddubsw): This.
3398 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
3399 (__builtin_ia32_packssdw128): Likewise.
3400 (__builtin_ia32_packuswb128): Likewise.
3401 (__builtin_ia32_pmaddubsw): Likewise.
3402 (__builtin_ia32_pmaddubsw128): Likewise.
3404 2008-04-30 Richard Guenther <rguenther@suse.de>
3406 PR tree-optimization/14847
3407 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
3408 (recognize_bits_test): Use it.
3409 (recognize_single_bit_test): Likewise.
3411 2008-04-30 Martin Jambor <mjambor@suse.cz>
3413 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
3414 instead of setting number of formal parameters to zero.
3415 (ipcp_init_stage): Do not set the number of actual parameters to zero
3417 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
3418 which are called with variable number of arguments.
3419 (ipcp_insert_stage): Explicitely skipping all nodes which are
3420 called with variable number of arguments.
3421 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
3422 number of parameters.
3424 * ipa-prop.h (struct ipa_node_params): Added flag
3425 called_with_var_arguments
3426 (ipa_set_param_count): Added. Changed sole setter to use it.
3427 (ipa_get_param_count): Added. All readers of param_count
3428 converted to use it instead.
3429 (ipa_set_called_with_variable_arg): Added.
3430 (ipa_is_called_with_var_arguments): Added.
3431 (ipa_get_ith_param): Added. All readers of param_decls converted
3433 (ipa_set_cs_argument_count): Added, sole writer to argument_count
3435 (ipa_get_cs_argument_count): Added, all readers of argument_count
3437 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
3440 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
3441 (struct ipcp_lattice): Renamed cval_type to type
3442 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
3444 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
3445 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
3446 (ipcp_insert_stage): Changed the type of variable cvalue to tree
3447 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
3448 (build_const_val): Changed the type of parameter cvalue to tree
3449 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
3450 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
3452 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
3455 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
3456 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
3457 (ipa_add_method): Renamed to ipa_push_func_to_list
3458 (ipa_remove_method): Renamed to ipa_pop_func_from_list
3459 (ipa_callsite_param_count): Removed.
3460 (ipa_callsite_param_count_set): Removed.
3461 (ipa_callsite_param): Removed.
3462 (ipa_callsite_callee): Removed.
3463 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
3464 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
3465 (ipa_method_formal_count): Removed.
3466 (ipa_method_formal_count_set): Removed.
3467 (ipa_method_get_tree): Removed.
3468 (ipa_method_tree_map_create): Removed.
3469 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
3470 (ipa_create_param_decls_array): Creates the array itself
3471 (ipa_create_param_decls_array): Temporary variable info instead of
3473 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
3474 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
3475 (get_type): Removed.
3476 (ipa_jf_get_info_type): Removed.
3477 (ipa_node_create): Renamed to ipa_create_node_params
3478 (ipa_free): Renamed to ipa_free_all_node_params
3479 (ipa_nodes_create): Renamed to ipa_create_all_node_params
3480 (ipa_edges_create): Renamed to ipa_create_all_edge_args
3481 (ipa_edges_free): Renamed to ipa_free_all_edge_args
3482 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
3483 (ipa_free_all_node_params): Deallocation to jump_functions moved to
3484 ipa_free_all_edge_args
3485 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
3486 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
3487 (ipa_create_methodlist_node): Removed.
3488 (ipa_methodlist_method): Removed.
3489 (ipa_methodlist_method_set): Removed.
3490 (ipa_methodlist_next_method): Removed.
3491 (ipa_methodlist_next_method_set): Removed.
3492 (ipa_method_is_modified): Removed.
3493 (ipa_method_modify_create): Removed.
3494 (ipa_method_modify_init): Temporary variable info instead of a few
3496 (ipa_detect_param_modifications): Temporary variable info instead of
3498 (ipa_compute_jump_functions): Temporary variable info instead of
3500 (ipa_method_modify_set): Removed.
3501 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
3502 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
3503 than craph_node as the first parameter.
3504 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
3505 (ipa_method_modify_init): Removed.
3506 (ipa_compute_jump_functions): Added a temp variable instead of
3507 repeatadly dereferencing the cgraph_edge.aux pointer
3508 (ipa_callsite_param_set_type): Removed.
3509 (ipa_compute_jump_functions): i renamed to index and moved to
3511 (ipa_callsite_param_set_info_type_formal): Removed.
3512 (ipa_callsite_param_set_info_type): Removed.
3513 (ipa_callsite_param_map_create): Removed.
3514 (ipa_callsite_tree): Removed.
3515 (ipa_callsite_caller): Removed.
3516 (ipa_pop_func_from_list): return_method removed to return_func
3518 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
3519 prefixed all values with IPA_. Changed all users.
3520 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
3521 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
3522 and FORMAL_IPATYPE IPA_PASS_THROUGH.
3523 (union parameter_info): Renamed to jump_func_value.
3524 (union jump_func_value): Renamed value to constant
3525 (struct ipa_jump_func): Renamed info_type to value
3526 (struct ipa_node): Renamed to ipa_node_params
3527 (struct ipa_node_params): Renamed ipa_arg_num to param_count
3528 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
3529 (struct ipa_node_params): Renamed ipa_mod to modified_flags
3530 (struct ipa_edge): Renamed to ipa_edge_args
3531 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
3532 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
3533 (struct ipa_methodlist): Renamed to ipa_func_list
3534 (struct ipa_func_list): method_p renamed to node, next_method
3536 (ipa_methodlist_p): Removed, switched all users to struct pointer
3537 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
3539 2008-04-30 Alan Modra <amodra@bigpond.net.au>
3541 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
3542 (rs6000_emit_epilogue): Use backchain to restore only when we
3543 have a large frame. Make use of frame pointer to restore if we
3544 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
3546 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
3548 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
3549 Add mode to zero_extract.
3550 (sign bit tests peepholes): (Ditto.).
3552 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
3554 * config/i386/i386.c (ix86_builtins): Replace Prescott New
3555 Instructions in comments with SSE3.
3556 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
3557 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
3558 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
3559 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
3560 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
3561 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
3562 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
3563 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
3564 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
3565 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
3566 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
3567 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
3568 (bdesc_sse_args): Renamed to ...
3569 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
3570 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
3571 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
3573 (bdesc_1arg): Moved to ...
3575 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
3576 Instructions in comments with SSE3.
3577 (ix86_expand_sse_operands_builtin): Renamed to ...
3578 (ix86_expand_args_builtin): This. Updated.
3579 (ix86_expand_unop1_builtin): Update comments.
3580 (ix86_expand_builtin): Updated.
3582 2008-04-29 Richard Guenther <rguenther@suse.de>
3584 PR tree-optimization/36078
3585 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
3586 Update virtual SSA form after cleaning up the CFG.
3588 2008-04-29 Richard Guenther <rguenther@suse.de>
3591 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
3593 2008-04-29 Richard Guenther <rguenther@suse.de>
3595 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
3596 (compute_may_aliases): Do not call finalize_ref_all_pointers.
3597 (compute_flow_insensitive_aliasing): Do not treat
3598 PTR_IS_REF_ALL pointers special.
3599 (get_smt_for): Likewise.
3600 (may_alias_p): Re-structure.
3601 (is_escape_site): A ref-all pointer conversion is not an escape site.
3602 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
3603 PTR_IS_REF_ALL pointers special.
3604 * tree-ssa-structalias.h (struct alias_info): Remove
3605 ref_all_symbol_mem_tag field.
3606 (PTR_IS_REF_ALL): Remove.
3608 2008-04-29 Richard Guenther <rguenther@suse.de>
3611 * fold-const.c (extract_muldiv_1): In combining division constants
3612 make sure to never overflow.
3614 2008-04-29 Nick Clifton <nickc@redhat.com>
3616 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
3618 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3621 * optc-gen.awk: Work around HP-UX/IA awk bug.
3623 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
3625 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
3628 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3631 * config/i386/i386.md
3632 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
3633 Change operand 1 predicate to nonimmediate_operand.
3635 2008-04-28 Jakub Jelinek <jakub@redhat.com>
3638 * dwarf2out.c (struct die_struct): Mark as chain_circular through
3640 * gengtype.c (walk_type, write_func_for_structure): Handle
3642 * doc/gty.texi: Document chain_circular.
3644 2008-04-28 Richard Guenther <rguenther@suse.de>
3646 PR tree-optimization/36066
3647 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
3650 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3653 * config/i386/i386.md
3654 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
3655 Use match_scratch instead of match_operand for operands 3 and 4.
3657 2008-04-27 Richard Guenther <rguenther@suse.de>
3659 PR tree-optimization/18754
3660 PR tree-optimization/34223
3661 * tree-pass.h (pass_complete_unrolli): Declare.
3662 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
3663 loop size before and after unconditionally of UL_NO_GROWTH in effect.
3664 Rewrite loop into loop closed SSA form if it is not already.
3665 (tree_unroll_loops_completely): Re-structure to iterate over
3666 innermost loops with intermediate CFG cleanups.
3667 Unroll outermost loops only if requested or the code does not grow
3669 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
3670 loops are available.
3671 (tree_vectorize): Instead do so here.
3672 (tree_complete_unroll): Also unroll outermost loops.
3673 (tree_complete_unroll_inner): New function.
3674 (gate_tree_complete_unroll_inner): Likewise.
3675 (pass_complete_unrolli): New pass.
3676 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
3677 uses outside of the loop.
3678 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
3679 form if it is available.
3680 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
3681 * passes.c (init_optimization_passes): Schedule complete inner
3682 loop unrolling pass before the first CCP pass after final inlining.
3684 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
3686 * targhooks.h (default_emutls_var_fields,
3687 default_emutls_var_init): Declare.
3688 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
3689 * target.h (struct gcc_target): Add struct emutls member.
3690 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
3691 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
3692 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
3693 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
3694 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
3695 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
3696 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
3697 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
3698 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
3699 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
3700 emit debug information.
3701 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
3702 * varasm.c: Include targhooks.h.
3703 (emutls_object_section, emutls_tmpl_section): New.
3704 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
3705 (EMUTLS_SEPARATOR): New.
3707 (get_emutls_object_name): New.
3708 (default_emutls_var_fields): New, broken out of ...
3709 (get_emutls_object_type): ... here. Adjust to use target hooks.
3710 (get_emutls_init_templ_addr): Adjust to use target hooks.
3711 (emutls_decl): Adjust to use target hooks.
3712 (emutls_finish): Likewise.
3713 (default_emutls_var_init): New, broken out of ...
3714 (assemble_variable): ... here. Adjust to use target hooks.
3715 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
3717 * c-common.c (handle_section_attribute): Prevent overriding
3718 sections for emulated tls with special sections.
3719 * config/i386/i386.c (x86_64_elf_select_section): Add
3720 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
3721 (x86_64_elf_unique_section): Likewise.
3722 * config/vxworks.c: Include tree.h.
3723 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
3724 (vxworks_override_options): Set TLS scheme.
3725 * doc/tm.texi (Emulated TLS): New node.
3727 2008-04-26 Simon Baldwin <simonb@google.com>
3730 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
3731 with propagated string constants.
3733 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
3735 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
3736 constraint for operand 2 when operand 0 is memory operand.
3737 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
3738 operand 0 is memory operand.
3739 (fix_trunc<mode>_i387_with_temp): Ditto.
3740 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
3741 operand 2 when operand 1 is memory operand.
3742 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
3743 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
3744 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
3745 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3746 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
3747 operands 2,3 and 4 when operand 1 is memory operand.
3748 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
3750 (fistdi2_floor_with_temp): Ditto.
3751 (fist<mode>2_floor_with_temp): Ditto.
3752 (fistdi2_ceil_with_temp): Ditto.
3753 (fist<mode>2_ceil_with_temp): Ditto.
3754 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
3756 2008-04-26 David Daney <ddaney@avtrex.com>
3758 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
3760 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
3761 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3762 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3763 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
3764 (compare_and_swap_12): New insn.
3765 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
3766 * config/mips/mips.c (mips_force_binary): New function.
3767 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
3768 (mips_expand_compare_and_swap_12): New function.
3769 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
3771 2008-04-25 Jan Hubicka <jh@suse.cz>
3774 * cfgexpand.c (pass_expand): Turn into RTL pass.
3775 * passes.c (execute_one_pass): Do pass typechecking after execution.
3776 * tree-pass.h (pass_expand): Turn into RTL pass.
3778 * function.h (struct rtl_data): Move here fields
3779 accesses_prior_frames, calls_eh_return, saves_all_registers,
3780 has_nonlocal_goto, has_asm_statement, is_thunk,
3781 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
3782 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
3783 arg_pointer_save_area_init from struct function; turn into bool.
3784 (struct function): Move
3785 calls_eh_return, saves_all_registers, has_nonlocal_goto,
3786 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
3787 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
3788 tail_call_emit, arg_pointer_save_area_init
3789 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
3790 (current_function_returns_struct, current_function_returns_pcc_struct,
3791 current_function_calls_setjmp, current_function_calls_alloca,
3792 current_function_accesses_prior_frames,
3793 current_function_calls_eh_return, current_function_is_thunk,
3794 current_function_stdarg, current_function_profile,
3795 current_function_limit_stack, current_function_uses_pic_offset_table,
3796 current_function_uses_const_pool, current_function_has_nonlocal_label,
3797 current_function_saves_all_registers,
3798 current_function_has_nonlocal_goto,
3799 current_function_has_asm_statement): Remove accesor macros.
3800 * ra-conflict.c (global_conflicts): Update.
3801 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
3802 (suitable_for_tail_call_opt_p): Update.
3803 * builtins.c (expand_builtin_return_addr): Update.
3804 (expand_builtin_setjmp_setup): Update.
3805 (expand_builtin_nonlocal_goto): Update.
3806 * final.c (final_start_function): Update.
3807 (profile_function): Update.
3808 (leaf_function_p): Update.
3809 (only_leaf_regs_used): Update.
3810 * df-scan.c (df_get_exit_block_use_set): Update.
3811 * dojump.c (clear_pending_stack_adjust): Update.
3812 * tree-stdarg.c (gate_optimize_stdarg): Update.
3813 * gimple-low.c (lower_function_body): Update.
3814 * global.c (compute_regsets): Update.
3815 (global_alloc): Update.
3816 * dwarf2out.c (dwarf2out_begin_prologue): Update.
3817 * expr.c (expand_assignment): Update.
3818 * dse.c (dse_step0): Update.
3819 (dse_step1): Update.
3820 * c-decl.c (store_parm_decls): Update.
3821 * local-alloc.c (combine_regs): Update.
3822 (find_free_reg): Update.
3823 * function.c (assign_parms_augmented_arg_list): Update.
3824 (assign_parm_find_data_types): Update.
3825 (assign_parms): Update.
3826 (allocate_struct_function): Update.
3827 (expand_function_start): Update.
3828 (expand_function_end): Update.
3829 (get_arg_pointer_save_area): Update.
3830 (thread_prologue_and_epilogue_insns): Update.
3831 (rest_of_match_asm_constraints): Update.
3832 * stor-layout.c (variable_size): Update.
3833 * gcse.c (gcse_main): Update.
3834 (bypass_jumps): Update.
3835 * gimplify.c (gimplify_function_tree): Update.
3836 * calls.c (emit_call_1): Update.
3837 (expand_call): Update.
3838 * bt-load.c (compute_defs_uses_and_gen): Update.
3839 * except.c (sjlj_assign_call_site_values): Update.
3840 (sjlj_emit_function_enter): Update.
3841 (can_throw_external): Update.
3842 (set_nothrow_function_flags): Update.
3843 (expand_builtin_unwind_init): Update.
3844 (expand_eh_return): Update.
3845 (convert_to_eh_region_ranges): Update.
3846 (output_function_exception_table): Update.
3847 * emit-rtl.c (gen_tmp_stack_mem): Update.
3848 * cfgexpand.c (expand_used_vars): Update.
3849 (tree_expand_cfg): Update.
3850 * cfgcleanup.c (rest_of_handle_jump): Update.
3851 * explow.c (allocate_dynamic_stack_space): Update.
3852 * varasm.c (assemble_start_function): Update.
3853 (force_const_mem): Update.
3854 (mark_constant_pool): Update.
3855 * tree-optimize.c (tree_rest_of_compilation): Update.
3856 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
3857 * tree-cfg.c (notice_special_calls): Update.
3858 (is_ctrl_altering_stmt): Update.
3859 (tree_can_make_abnormal_goto): Update.
3860 (tree_purge_dead_abnormal_call_edges): Update.
3861 * config/alpha/predicates.md: Update.
3862 * config/alpha/alpha.c (alpha_sa_mask): Update.
3863 (alpha_sa_size): Update.
3864 (alpha_does_function_need_gp): Update.
3865 (alpha_expand_prologue): Update.
3866 (alpha_start_function): Update.
3867 (alpha_output_function_end_prologue): Update.
3868 (alpha_expand_epilogue): Update.
3869 * config/frv/frv.c (frv_stack_info): Update.
3870 (frv_expand_epilogue): Update.
3871 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
3872 (s390_register_info): Update.
3873 (s390_frame_info): Update.
3874 (s390_init_frame_layout): Update.
3875 (s390_can_eliminate): Update.
3876 (save_gprs): Update.
3877 * config/spu/spu.c (spu_split_immediate): Update.
3878 (need_to_save_reg): Update.
3879 (spu_expand_prologue): Update.
3880 (spu_expand_epilogue): Update.
3881 * config/sparc/sparc.md: Update.
3882 * config/sparc/sparc.c (eligible_for_return_delay): Update.
3883 (sparc_tls_got): Update.
3884 (legitimize_pic_address): Update.
3885 (sparc_emit_call_insn): Update.
3886 (sparc_expand_prologue): Update.
3887 (output_return): Update.
3888 (print_operand): Update.
3889 (sparc_function_ok_for_sibcall): Update.
3890 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
3891 * config/m32r/m32r.md: Update.
3892 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
3893 (m32r_compute_frame_size): Update.
3894 (m32r_expand_prologue): Update.
3895 (m32r_expand_epilogue): Update.
3896 (m32r_legitimize_pic_address): Update.
3897 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
3898 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3899 * config/i386/i386.c (ix86_frame_pointer_required): Update.
3901 (ix86_save_reg): Update.
3902 (ix86_compute_frame_layout): Update.
3903 (ix86_expand_prologue): Update.
3904 (ix86_expand_epilogue): Update.
3905 * config/sh/sh.c (output_stack_adjust): Update.
3906 (calc_live_regs): Update.
3907 (sh5_schedule_saves): Update.
3908 (sh_expand_prologue): Update.
3909 (sh_expand_epilogue): Update.
3910 (sh_setup_incoming_varargs): Update.
3911 (sh_allocate_initial_value): Update.
3912 (sh_get_pr_initial_val): Update.
3913 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
3914 * config/sh/sh.md (label:): Update.
3915 * config/avr/avr.c (out_movhi_mr_r): Update.
3916 * config/crx/crx.h (enum): Update.
3917 * config/xtensa/xtensa.h (along): Update.
3918 * config/stormy16/stormy16.c Update.
3919 (xstormy16_compute_stack_layout): Update.
3920 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
3921 (fr30_expand_prologue): Update.
3922 * config/cris/cris.c (cris_conditional_register_usage): Update.
3923 (cris_reg_saved_in_regsave_area): Update.
3924 (cris_initial_frame_pointer_offset): Update.
3925 (cris_simple_epilogue): Update.
3926 (cris_expand_prologue): Update.
3927 (cris_expand_epilogue): Update.
3928 (cris_expand_pic_call_address): Update.
3929 (cris_asm_output_symbol_ref): Update.
3930 (cris_asm_output_label_ref): Update.
3931 * config/cris/cris.md Update.
3932 * config/iq2000/iq2000.c (compute_frame_size): Update.
3933 (iq2000_expand_epilogue): Update.
3934 * config/mt/mt.h (save_direction): Update.
3935 * config/mn10300/mn10300.c (mn10300_function_value): Update.
3936 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3937 (ia64_secondary_reload_class): Update.
3938 * config/m68k/m68k.c (m68k_save_reg): Update.
3939 (m68k_expand_prologue): Update.
3940 (m68k_expand_epilogue): Update.
3941 (legitimize_pic_address): Update.
3942 * config/rs6000/rs6000.c (rs6000_got_register): Update.
3943 (first_reg_to_save): Update.
3944 (first_altivec_reg_to_save): Update.
3945 (compute_vrsave_mask): Update.
3946 (compute_save_world_info): Update.
3947 (rs6000_stack_info): Update.
3948 (spe_func_has_64bit_regs_p): Update.
3949 (rs6000_ra_ever_killed): Update.
3950 (rs6000_emit_eh_reg_restore): Update.
3951 (rs6000_emit_allocate_stack): Update.
3952 (rs6000_emit_prologue): Update.
3953 (rs6000_emit_epilogue): Update.
3954 (rs6000_output_function_epilogue): Update.
3955 (output_profile_hook): Update.
3956 (rs6000_elf_declare_function_name): Update.
3957 * config/rs6000/rs6000.h (rs6000_args): Update.
3958 * config/rs6000/rs6000.md: Update.
3959 * config/mcore/mcore.c (mcore_expand_prolog): Update.
3960 * config/arc/arc.c (arc_output_function_epilogue): Update.
3961 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
3962 * config/darwin.c (machopic_function_base_name): Update.
3963 * config/score/score3.c (score3_compute_frame_size): Update.
3966 (score3_epilogue): Update.
3967 * config/score/score7.c (score7_compute_frame_size): Update.
3968 (score7_prologue): Update.
3969 (score7_epilogue): Update.
3970 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
3971 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3972 * config/arm/arm.c (use_return_insn): Update.
3973 (require_pic_register): Update.
3974 (arm_load_pic_register): Update.
3975 (arm_compute_save_reg0_reg12_mask): Update.
3976 (arm_compute_save_reg_mask): Update.
3977 (thumb1_compute_save_reg_mask): Update.
3978 (output_return_instruction): Update.
3979 (arm_output_function_prologue): Update.
3980 (arm_output_epilogue): Update.
3981 (arm_get_frame_offsets): Update.
3982 (arm_expand_prologue): Update.
3983 (thumb_pushpop): Update.
3984 (thumb_exit): Update.
3985 (thumb1_expand_prologue): Update.
3986 (thumb1_expand_epilogue): Update.
3987 (arm_unwind_emit): Update.
3988 (arm_output_fn_unwind): Update.
3989 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
3990 * config/arm/arm.md: Update.
3991 * config/pa/pa.md: Update.
3992 * config/pa/pa.c (legitimize_pic_address): Update.
3993 (compute_frame_size): Update.
3994 (hppa_expand_prologue): Update.
3995 (hppa_expand_epilogue): Update.
3996 (borx_reg_operand): Update.
3997 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
3998 (HARD_REGNO_RENAME_OK): Update.
3999 * config/mips/mips.c (mips_global_pointer): Update.
4000 (mips_save_reg_p): Update.
4001 (mips_compute_frame_info): Update.
4002 (mips_frame_pointer_required): Update.
4003 (mips_expand_prologue): Update.
4004 (mips_expand_epilogue): Update.
4005 (mips_can_use_return_insn): Update.
4006 (mips_reorg_process_insns): Update.
4007 * config/v850/v850.c (compute_register_save_size): Update.
4008 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
4009 * config/mmix/mmix.c (along): Update.
4010 (mmix_expand_epilogue): Update.
4011 * config/bfin/bfin.c (legitimize_pic_address): Update.
4012 (must_save_p): Update.
4013 (stack_frame_needed_p): Update.
4014 (add_to_reg): Update.
4015 (bfin_expand_prologue): Update.
4016 * stmt.c (expand_asm_operands): Update.
4017 * reload1.c (reload): Update.
4018 (init_elim_table): Update.
4020 2008-04-25 Bob Wilson <bob.wilson@acm.org>
4022 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
4024 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
4026 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
4027 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
4028 (mov<mode>): Removed.
4029 (*movv4sf_internal): Likewise.
4030 (*movv2df_internal): Likewise.
4032 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
4034 * config.gcc (crx-*-elf): Remove deprecation.
4036 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
4038 * config/i386/cygming-crtend.c (register_frame_ctor): Register
4039 __gcc_deregister_frame with atexit.
4040 (deregister_frame_dtor): Remove.
4042 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
4043 Nathan Sidwell <nathan@codesourcery.com>
4045 * config/rs6000/rs6000.opt (mspe): Remove Var property.
4047 * config/rs6000/rs6000.h (rs6000_spe): Declare.
4048 (rs6000_isel): Likewise.
4049 * config/rs6000/rs6000.c (rs6000_spe): New variable.
4050 (rs6000_isel): New variable.
4051 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
4053 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4056 * c-common.c (handle_vector_size_attribute): Call
4057 lang_hooks.types.reconstruct_complex_type instead of
4058 reconstruct_complex_type.
4059 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
4060 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
4061 * langhooks.h (struct lang_hooks_for_types): Add
4062 reconstruct_complex_type hook.
4063 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
4064 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
4066 2008-04-24 Richard Guenther <rguenther@suse.de>
4068 * c-common.h (check_builtin_function_arguments): Declare.
4069 * c-common.c (validate_nargs): New function.
4070 (check_builtin_function_arguments): Likewise.
4071 * c-typeck.c (build_function_call): Call
4072 check_builtin_function_arguments.
4073 * builtins.c (fold_builtin_classify): Remove error reporting code.
4074 (fold_builtin_unordered_cmp): Likewise.
4075 (fold_builtin_1): Likewise.
4076 (fold_builtin_n): Likewise.
4078 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4080 PR tree-optimization/36008
4081 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
4082 the original op1, rather than delta by step.
4084 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
4085 Sebastian Pop <sebastian.pop@amd.com>
4087 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
4088 eliminate_local_variables_stmt, eliminate_local_variables,
4089 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
4090 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
4091 of code delimited by two edges in the CFG.
4092 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
4093 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
4094 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
4095 the case of parallelisation of reductions.
4096 (expr_invariant_in_region_p): New.
4098 * tree-flow.h (gather_blocks_in_sese_region): Declared.
4099 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
4101 2008-04-24 Ira Rosen <irar@il.ibm.com>
4102 Richard Guenther <rguenther@suse.de>
4104 PR tree-optimization/36034
4105 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
4106 incapable of dealing with loads with gaps.
4108 2008-04-24 Rafael Espindola <espindola@google.com>
4110 * tree-flow.h (vrp_evaluate_conditional): Change signature.
4111 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4112 vrp_evaluate_conditional.
4113 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
4114 (vrp_evaluate_conditional): Split the cond argument.
4115 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
4116 (simplify_stmt_for_jump_threading): Update call to
4117 vrp_evaluate_conditional.
4119 2008-04-24 Ira Rosen <irar@il.ibm.com>
4121 PR tree-optimization/35982
4122 * tree-vect-analyze.c (vect_check_interleaving): Check that the
4123 interleaved data-refs are of the same type.
4125 2008-04-24 Danny Smith <dannysmith@users.net>
4127 * c-format.c (check_format_info_main): Use strncmp rather than a
4128 magic prefix to handle multichar length specs.
4129 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
4130 Don't prefix "I64" and "I32" with '\0'.
4132 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4135 * config/i386/i386.c (init_cumulative_args): Don't pass anything
4136 in registers for -m32 only if stdarg_p (fntype).
4138 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
4140 PR rtl-optimization/36006
4141 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
4142 temp to op0 in order to avoid invalid rtx sharing.
4144 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4146 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
4147 check TREE_INVARIANT.
4148 * tree-gimple.c (is_gimple_address): New.
4149 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
4150 * tree-gimple.h (is_gimple_address): New.
4151 * tree.h (decl_address_invariant_p): New.
4152 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
4153 (build_string): Likewise.
4154 (decl_address_invariant_p): New, from is_gimple_invariant_address.
4155 (tree_invariant_p_1): Likewise.
4156 (save_expr): Use it.
4157 (tree_invariant_p): New.
4158 (skip_simple_arithmetic): Use it.
4159 (stabilize_reference_1): Use it.
4160 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
4162 (build1_stat): Drop code to compute TREE_INVARIANT.
4163 (build2_stat): Drop code to compute TREE_INVARIANT.
4164 (build3_stat): Drop code to compute TREE_INVARIANT.
4165 (build4_stat): Drop code to compute TREE_INVARIANT.
4166 (build5_stat): Drop code to compute TREE_INVARIANT.
4167 (build7_stat): Drop code to compute TREE_INVARIANT.
4168 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
4169 * tree.h (struct tree_base): Remove invariant_flag.
4170 (TREE_INVARIANT): Remove.
4171 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
4172 (fold_builtin_expect): Check TREE_CONSTANT.
4173 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
4174 * c-tree.h (c_expr_to_decl): Drop third parameter.
4175 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
4176 (build_c_cast): Don't set TREE_INVARIANT.
4177 (pop_init_level): Don't set TREE_INVARIANT.
4178 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
4179 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
4181 (gimplify_init_constructor): Don't set TREE_INVARIANT.
4182 (gimplify_addr_expr): Adjust comment.
4183 * tree-mudflap.c (mf_build_string):
4184 * print-tree.c (print_node): Don't print TREE_INVARIANT.
4185 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
4186 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
4187 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
4188 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
4189 * langhooks.h (struct lang_hooks): Drop third parameter from
4192 2008-04-23 Richard Guenther <rguenther@suse.de>
4194 PR tree-optimization/27799
4195 PR tree-optimization/32921
4196 PR tree-optimization/32624
4197 * tree-ssa-structalias.c (merge_smts_into): Only merge the
4198 SMTs aliases and the tag itself into the solution.
4199 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
4200 merge the points-to solution back into the SMT aliases.
4201 (may_alias_p): Use alias_set_subset_of instead of
4202 aliases_conflict_p. A pointer which points to
4203 memory with alias set zero may access any variable.
4205 2008-04-23 Richard Guenther <rguenther@suse.de>
4207 * alias.c (alias_set_subset_of): Correctly handle asking
4208 if zero is a subset of an alias set with zero child.
4209 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
4210 (compute_flow_insensitive_aliasing): Correctly walk all
4211 pointers. Do not unnecessarily union sets.
4213 2008-04-23 Richard Guenther <rguenther@suse.de>
4216 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
4218 2008-04-22 Tomas Bily <tbily@suse.cz>
4220 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
4222 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
4224 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4225 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4226 * tree-inline.c (estimate_num_insns_1): Likewise.
4227 * varasm.c (const_hash_1, compare_constant, copy_constant)
4228 (compute_reloc_for_constant, output_addressed_constants): Likewise.
4229 * emit-rtl.c (component_ref_for_mem_expr)
4230 (set_mem_attributes_minus_bitpos): Likewise.
4231 * expr.c (highest_pow2_factor, expand_expr_real_1, )
4232 (is_aligning_offset): Likewise.
4233 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
4234 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4235 * dojump.c (do_jump): Likewise.
4236 * builtins.c (get_pointer_alignment, get_memory_rtx)
4237 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
4238 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
4240 2008-04-23 Jakub Jelinek <jakub@redhat.com>
4242 PR rtl-optimization/36017
4243 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
4244 expanding the library call.
4246 2008-04-22 Ian Lance Taylor <iant@google.com>
4248 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
4251 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
4253 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
4254 of LR/CTR moves for Power6.
4256 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
4259 * passes.c (init_optimization_passes): Remove
4260 pass_fast_rtl_byte_dce.
4262 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
4265 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
4266 builtin functions to generate faster code.
4267 (_mm_cvtpu16_ps): Ditto.
4268 (_mm_cvtpi32x2_ps): Ditto.
4270 2008-04-22 Nick Clifton <nickc@redhat.com>
4272 * common.opt (ftree-loop-distribution): Add Optimization
4275 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
4276 (frv_expand_builtin_va_start): Likewise.
4278 * config/arm/arm.c (thumb_find_work_register): Fix location of
4279 argument register count.
4281 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4283 Support scheduling for ColdFire V1 and V3 microarchitecture.
4284 Improve scheduling of multiplication instructions.
4286 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
4287 (mac): New instruction attribute.
4288 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
4289 (m68k_sched_mac): New variable.
4290 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
4291 Handle cfv1 and cfv3.
4292 (max_insn_size): New static variable.
4293 (struct _sched_ib): New type.
4294 (sched_ib): New static variable.
4295 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
4296 to fields of 'struct _sched_ib sched_ib'. Update all uses.
4297 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
4299 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
4300 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
4301 new variables. Update.
4302 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4303 Add modeling of cfv3 instruction buffer. Update.
4304 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
4305 * config/m68k/m68k.h (TUNE_CFV3): New macro.
4306 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
4307 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
4308 a particular reservation applies to.
4309 (type2): Reorganize attribute values. Rename alu to alu_reg,
4310 alu_l to alu, move_l to omove. Join move to alu. Split mul
4312 (cf_ib_*): Simplify description of instruction buffer.
4313 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
4314 (cf_mem): Split into cf_mem1 and cf_mem2.
4315 (cf_v2_move_??): Rename to cfv12_alu_??.
4316 (cf_v2_move_l_??): Rename to cfv12_omove_??.
4317 (cf_v2_mul_??): Remove reservations.
4318 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
4319 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
4320 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
4322 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
4323 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
4324 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
4325 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
4326 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
4327 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
4328 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
4329 expansions of the above reservations for instructions of sizes
4332 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4334 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
4336 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
4338 * coverage.c: Include tree-pass.h.
4339 (coverage_counter_alloc): Print da_file_name to the dump file.
4341 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
4343 * sbitmap.c (sbitmap_range_empty_p): New function.
4344 * sbitmap.h (sbitmap_range_empty_p): New function.
4345 * bitmap.h: Now includes obstack.h.
4347 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
4348 Kenneth Zadeck <zadeck@naturalbridge.com>
4350 * dbgcnt.def (ra_byte_scan): Added.
4351 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
4352 when the last hit happens for a counter.
4353 * timevar.def (TV_DF_BYTE_LR): New variable.
4354 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
4355 * passes.c (pass_fast_rtl_byte_dce): New pass.
4356 * fwprop.c (update_df): Added mode to call df_ref_create.
4357 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4358 DF_REF_EXTRACT_OFFSET.
4359 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
4360 DF_BYTE_LR_OUT, df_byte_lr): New macro.
4362 (df_ref_extract): Added mode field.
4363 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
4364 DF_REF_EXTRACT_OFFSET.
4365 (DF_REF_EXTRACT_MODE): New macro.
4366 (df_byte_lr_bb_info): New structure.
4367 (df_print_byte_regset, df_compute_accessed_bytes,
4368 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
4369 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
4370 df_byte_lr_simulate_uses,
4371 df_byte_lr_simulate_artificial_refs_at_top,
4372 df_byte_lr_simulate_artificial_refs_at_end,
4373 df_compute_accessed_bytes): New function.
4374 (df_ref_create): Add parameter.
4375 (df_byte_lr_get_bb_info): New inline function.
4376 * df-scan.c (df_ref_record, df_uses_record,
4377 df_ref_create_structure): Added mode parameter.
4378 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
4379 df_defs_record, df_uses_record, df_get_conditional_uses,
4380 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
4381 df_entry_block_defs_collect, df_exit_block_uses_collect):
4382 Added mode parameter to calls to df_ref_record, df_uses_record,
4383 df_ref_create_structure.
4384 (df_ref_equal_p, df_ref_compare): Added test for modes.
4385 (df_ref_create_structure): Added code to set mode. Renamed
4386 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4387 DF_REF_EXTRACT_OFFSET.
4388 * df-core.c (df_print_byte_regset): New function.
4389 * df-byte-scan.c: New file.
4390 * df-problems.c (df_rd_transfer_function): Removed unnecessary
4391 calls to BITMAP_FREE.
4392 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
4393 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
4394 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
4395 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
4396 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
4397 df_byte_lr_local_compute, df_byte_lr_init,
4398 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
4399 df_byte_lr_transfer_function, df_byte_lr_free,
4400 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
4401 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
4402 df_byte_lr_simulate_uses,
4403 df_byte_lr_simulate_artificial_refs_at_top,
4404 df_byte_lr_simulate_artificial_refs_at_end): New function.
4405 * dce.c (byte_dce_process_block): New function.
4406 (dce_process_block): au is now passed in rather than computed
4407 locally. Changed loops that look at artificial defs to not look
4408 for conditional or partial ones, because there never are any.
4409 (fast_dce): Now is able to drive byte_dce_process_block or
4410 dce_process_block depending on the kind of dce being done.
4411 (rest_of_handle_fast_dce): Add parameter to fast_dce.
4412 (rest_of_handle_fast_byte_dce): New function.
4413 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
4414 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
4416 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
4419 * gcc.h: Added fortran options that take arguments to
4420 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
4423 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
4425 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
4426 scalarization if on the LHS and not a full access.
4428 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4430 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
4432 2008-04-18 Rafael Espindola <espindola@google.com>
4434 * tree-vrp.c (find_case_label_index): Fix the binary search.
4435 (find_case_label_range): New.
4436 (vrp_visit_switch_stmt): Use find_case_label_range.
4437 (simplify_switch_using_ranges): Use find_case_label_range.
4439 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
4441 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
4442 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
4444 2008-04-18 Tom Tromey <tromey@redhat.com>
4447 * doc/cpp.texi (Implementation-defined behavior): Mention
4450 2008-04-18 Ian Lance Taylor <iant@google.com>
4452 * fold-const.c (pointer_may_wrap_p): New static function.
4453 (fold_comparison): Add another test for pointer overflow. Use
4454 pointer_may_wrap_p to disable some false positives.
4456 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
4458 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
4459 (fname_as_string): Match updated cpp_interpret_string prototype.
4460 (fix_string_type): Support char16_t* and char32_t*.
4461 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
4462 derivative) nodes. Register as builtin if C++0x.
4463 (c_parse_error): Support CPP_CHAR{16,32}.
4464 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
4465 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
4466 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
4467 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
4468 CTI_CHAR32_ARRAY_TYPE>: New elements.
4469 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
4470 char32_type_node, signed_char32_type_node, char16_array_type_node,
4471 char32_array_type_node): New defines.
4472 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
4473 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
4474 (lex_string): Support CPP_STRING{16,32}, match updated
4475 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
4476 (lex_charconst): Support CPP_CHAR{16,32}.
4477 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
4478 and CPP_STRING{16,32}.
4480 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
4483 * aclocal.m4: Regenerate.
4484 * configure: Regenerate.
4486 2008-04-18 Jan Hubicka <jh@suse.cz>
4488 * except.c (dw2_size_of_call_site_table,
4489 sjlj_size_of_call_site_table): Use vector API for call_site_record.
4491 * cgraphbuild.c (build_cgraph_edges): Update.
4492 * tree-pass.h: Update comment.
4493 * final.c (leaf_function_p): Update.
4494 (leaf_renumber_regs): Update.
4495 (rest_of_clean_state): Update.
4496 * omp-low.c (expand_omp_parallel): Update.
4497 * ipa-reference.c (analyze_function): Update.
4498 * reorg.c (find_end_label): Update.
4499 (optimize_skip): Update.
4500 (fill_simple_delay_slots): Update.
4501 (fill_simple_delay_slots): Update.
4502 (make_return_insns): Update.
4503 (dbr_schedule): Update.
4504 * gimple-low.c (record_vars_into): Update.
4505 * cfgbuild.c (make_edges): Update.
4506 * function.c (assign_stack_local): Update.
4507 (assign_parm_adjust_stack_rtl): Update.
4508 (locate_and_pad_parm): Update.
4509 (allocate_struct_function): Do not initialize stack_alignment_needed
4510 and preferred_stack_boundary here.
4511 (stack_protect_prologue): Update.
4512 (stack_protect_epilogue): Update.
4513 (expand_function_start): Initialize stack_alignment_needed,
4514 preferred_stack_boundary and max_jumptable_ents.
4515 (expand_function_end): Update.
4516 (free_after_compilation): Do not NULLify epilogue_delay_list.
4517 * function.h (struct rtl_data): Add stack_protect_guard,
4518 stack_alignment_needed,
4519 preferred_stack_boundary, epilogue_delay_list.
4520 (struct function): Remove value_histograms, stack_alignment_needed,
4521 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
4523 unexpanded_var_list, stack_protect_guard.
4524 (current_function_epilogue_delay_list): Remove.
4525 * ipa-type-escape.c (analyze_function): Update.
4526 * gimplify.c (pop_gimplify_context): Update comment.
4527 * calls.c (expand_call): Update.
4528 (emit_library_call_value_1): Update.
4529 * except.c (set_nothrow_function_flags): Update.
4530 * cfgexpand.c (get_decl_align_unit): Update.
4531 (create_stack_guard): Update.
4532 (estimated_stack_frame_size): Update.
4533 (expand_used_vars): Update.
4534 (tree_expand_cfg): Free histogram earliers, init expansion variables.
4535 * explow.c (allocate_dynamic_stack_space): Update.
4536 * tree-ssa-live.c (remove_unused_locals): Update.
4537 * varasm.c (mark_constant_pool): Update.
4538 * tree-inline.c (remap_decls): Update.
4539 (initialize_cfun): Update.
4540 (declare_return_variable): Update.
4541 (inline_forbidden_p): Update.
4542 (expand_call_inline): Update.
4543 (declare_inline_vars): Update.
4544 (tree_function_versioning): Update.
4545 * tree-flow.h (value_histograms): New.
4546 (VALUE_HISTOGRAMS): New macro.
4547 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
4549 * tree-cfg.c (set_bb_for_stmt): Update.
4550 (replace_by_duplicate_decl): Update.
4551 (move_block_to_fn): Update.
4552 (new_label_mapper): Update.
4553 (dump_function_to_file): Update.
4554 * ipa-struct-reorg.c (build_data_structure): Update.
4555 * cfgrtl.c (print_rtl_with_bb): Update.
4556 * reload1.c (reload): Update.
4558 * config/i386/i386.c (setup_incoming_varargs_64,
4559 ix86_compute_frame_layout): Update.
4560 * config/arc/arc.c (arc_output_function_epilogue): Update.
4562 2008-04-18 Marius Strobl <marius@FreeBSD.org>
4564 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
4565 for FreeBSD as well.
4566 * gthr-posix95.h: Likewise.
4568 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
4570 PR rtl-optimization/35838
4571 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
4572 out the byte offset of the first subreg.
4574 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
4576 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
4577 to split_ti instead of three separate calls with single member arrays.
4578 (subti3 splitter): Ditto.
4579 (adddi3 splitter): Ditto with split_di.
4580 (subdi3 splitter): Ditto.
4581 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
4582 two separate calls with single member arrays. Swap match_dup
4583 operands 1 and 2 to better fit into the array.
4584 (negdi2 splitter): Ditto with split_di.
4585 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
4586 two separate calls with single member arrays. Swap match_dup operands
4587 6 and 7 to better fit into the array.
4589 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
4591 * config/i386/i386.c (sse_builtin_type): New.
4592 (bdesc_sse_args): Likewise.
4593 (bdesc_sse_3arg): Removed.
4594 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
4595 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
4596 IX86_BUILTIN_ROUNDPS.
4597 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
4598 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
4599 IX86_BUILTIN_ROUNDPS.
4600 (ix86_expand_sse_4_operands_builtin): Removed.
4601 (ix86_expand_sse_operands_builtin): New.
4602 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
4603 and CODE_FOR_sse4_1_roundps.
4604 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
4605 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
4607 2008-04-17 Alan Modra <amodra@bigpond.net.au>
4610 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
4611 regs before frame pop when needed. If use_backchain_to_restore_sp
4612 then load backchain into a temp reg to restore vr and vrsave. Add
4613 code to restore vr after frame pop if possible.
4615 2008-04-17 Richard Guenther <rguenther@suse.de>
4617 * tree-vn.c (expressions_equal_p): Do not check type
4618 equality or compatibility before calling operand_equal_p.
4619 * fold-const.c (operand_equal_p): Check equivalence of
4620 integer constants before bailing out due to signedness or
4621 precision differences.
4622 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
4623 spurious differences in type qualification. Ignore types
4624 for COMPONENT_REFs at all.
4626 2008-04-17 Christian Bruel <christian.bruel@st.com>
4628 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
4629 msw_skip comparison.
4631 2008-04-16 Jakub Jelinek <jakub@redhat.com>
4634 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
4637 PR tree-optimization/35899
4638 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
4639 rather than TREE_OPERAND.
4641 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
4644 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
4645 temporary registers. Change operand predicate to general_operand.
4646 (remainderxf3): Ditto.
4648 2008-04-16 Richard Guenther <rguenther@suse.de>
4650 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
4651 * tree-affine.c (aff_combination_expand): Look through some
4654 2008-04-15 Doug Kwan <dougkwan@google.com>
4656 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
4658 * tree-pretty-print.c (dump_generic_node): Ditto.
4659 * final.c (output_addr_const): Ditto.
4660 * dwarf2out.c (output_cfi): Ditto.
4661 * c-pretty-print.c (pp_c_integer_constant): Ditto.
4662 * print-rtl.c (print_rtx): Ditto.
4663 * print-tree.c (print_node_brief, print_node): Ditto.
4664 * c-common.c (match_case_to_enum_1): Ditto.
4665 * sched-vis.c (print_value): Ditto.
4666 * config/i386/i386.c (print_operand): Cast to long unsigned int
4669 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
4670 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
4671 MS Windows VirtualProtect function.
4673 2008-04-15 Jan Hubicka <jh@suse.cz>
4675 * gengtype.c (write_root): Param_is argument is OK.
4676 * expr.c (expand_expr_real_1): Update call of get_exception_*.
4677 * function.h: Include varray.h
4678 (rtl_eh): New stucture based on except.c one.
4679 (call_site_record): New forward declaration and vector type.
4680 * calls.c (emit_call_1): Do not call
4681 note_current_region_may_contain_throw.
4682 * except.c (eh_status): Remove cur_region, try_region since they are
4684 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
4685 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
4686 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
4687 Remove call_site_data_used, call_site_data_size.
4688 Turn call_site_record into vector in function.h.
4689 (note_current_region_may_contain_throw): Remove.
4690 (get_exception_pointer, get_exception_filter): Do not take struct
4691 function argument; update.
4692 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
4693 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
4694 build_post_landing_pads, dw2_build_landing_pads,
4695 sjlj_assign_call_site_values, sjlj_mark_call_sites,
4696 sjlj_emit_function_enter, sjlj_emit_function_enter,
4697 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
4698 sjlj_build_landing_pads, finish_eh_generation,
4699 remove_exception_handler_label, remove_eh_handler,
4700 maybe_remove_eh_handler, add_reachable_handler,
4701 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
4702 add_action_record, collect_one_action_chain, add_call_site,
4703 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
4704 sjlj_output_call_site_table, output_function_exception_table,
4705 * except.h (note_current_region_may_contain_throw): Remove
4706 (get_exception_pointer, get_exception_filter): Do not take struct
4708 * Makefile.in (GTFILES): Put varargs before struct function.
4710 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4712 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
4713 punt for STRING_CST.
4714 (get_constraint_for): Deal with STRING_CST here instead.
4716 2008-04-15 Richard Guenther <rguenther@suse.de>
4718 * tree-ssa-propagate.c (substitute_and_fold): Substitute
4719 statements in a basic-block with a backward walk. Do not
4720 substitute into dead statements but instead remove those.
4722 2008-04-15 Richard Guenther <rguenther@suse.de>
4724 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
4725 to zero, thus disable creation of SFTs.
4727 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4729 * tree-predcom.c (suitable_reference_p): Return false if the
4730 reference can throw.
4732 2008-04-15 Jakub Jelinek <jakub@redhat.com>
4735 * c-decl.c (finish_decl): If extern or static var has variable
4736 size, set TREE_TYPE (decl) to error_mark_node.
4738 2008-04-15 Rafael Espindola <espindola@google.com>
4740 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
4743 2008-04-15 Richard Guenther <rguenther@suse.de>
4745 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
4746 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
4747 (visit_reference_op_load): Do walk vuse-vdef chains on
4748 vn_reference_lookup.
4749 (visit_reference_op_store): But do not here.
4750 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
4751 vn_reference_lookup.
4752 (vn_lookup_with_vuses): But do so here.
4754 2008-04-14 Ian Lance Taylor <iant@google.com>
4756 * fold-const.c (fold_overflow_warning): Remove assertion.
4758 2008-04-15 Ben Elliston <bje@au.ibm.com>
4760 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
4761 temp1 local variables.
4763 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
4766 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
4767 ".text.unlikely" section as executable.
4769 2008-04-14 James E. Wilson <wilson@tuliptree.org>
4771 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4772 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
4773 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
4774 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
4775 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
4776 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
4777 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
4779 2008-04-14 Ian Lance Taylor <iant@google.com>
4781 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
4782 * fold-const.c (fold_comparison): If appropriate, test
4783 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
4784 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
4785 reassociating a pointer type.
4786 * doc/invoke.texi (Optimize Options): Document that
4787 -fstrict-overflow applies to pointer wraparound.
4789 2008-04-13 Jan Hubicka <jh@suse.cz>
4791 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
4793 2008-04-12 Andrew Pinski <pinskia@gmail.com>
4795 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
4796 we are going to "save the world".
4798 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
4800 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
4801 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
4802 operand 0 constraint, not "=".
4804 2008-04-11 James E. Wilson <wilson@tuliptree.org>
4806 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
4808 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4810 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
4811 of size of positions_needed * CHAR_BIT.
4813 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4816 * dse.c (store_info): Change positions_needed to unsigned
4818 (lowpart_bitmask): New.
4819 (record_store): Cast to unsigned HOST_WIDE_INT for
4820 positions_needed. Assert width <= size of positions_needed *
4821 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
4822 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
4823 lowpart_bitmask to set mask.
4825 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4827 * config/bfin/constraints.md: New file.
4828 * config/bfin/bfin.md: Include it.
4829 (adddi3): Use satisfies_constraint functions instead of the old macros.
4830 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
4831 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
4832 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
4833 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
4834 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
4835 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
4836 EXTRA_CONSTRAINT): Delete.
4837 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
4838 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
4840 * config/bfin/bfin.c: Include "tm-constrs.h".
4841 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
4842 Use satisfies_constraint functions instead of the old macros.
4843 * doc/md.texi (Blackfin Constraints): Update file name reference.
4845 2008-04-11 Richard Guenther <rguenther@suse.de>
4847 PR tree-optimization/35869
4848 * tree-vrp.c (execute_vrp): Move switch statement update after
4849 jump threading. Schedule another cfg cleanup run.
4851 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
4854 * attribs.c (decl_attributes): Return early on errorneous node.
4856 2008-04-10 Oleg Ryjkov <olegr@google.com>
4858 * tree.h (struct tree_base): Added a new flag default_def_flag.
4859 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
4861 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4863 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
4865 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4868 * pa.md: Define mode iterator P. Define mode attribute dwc.
4869 (dcacheflush): Update pattern to use iterator P and attribute dwc.
4870 (icacheflush): Likewise.
4871 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
4872 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
4874 2008-04-11 Ben Elliston <bje@au.ibm.com>
4876 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
4878 2008-04-10 Rafael Espindola <espindola@google.com>
4880 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
4881 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
4882 (extract_range_from_expr): The same.
4884 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4886 * config/mips/mips.md (GPR2): New mode iterator.
4888 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
4889 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
4890 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
4891 Rewrite these to take two modes, the mode of comparison and the
4892 mode of the destination.
4893 * config/mips/mips.c (mips_expand_scc): Instead of having
4894 paradoxical subreg as destination, expand "narrowing" scc if mode
4895 of comparison is SI and target is requested in DI mode.
4896 (mips_emit_int_order_test): Update comment. Make mode of
4897 comparison match CMP0 rather than TARGET. When creating inverse
4898 target use mode of TARGET.
4900 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4902 * gcov-dump.c (tag_summary): Only print summaries for the first
4903 GCOV_COUNTERS_SUMMABLE counters.
4905 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
4907 * config/i386/i386.md (absneg): New code iterator.
4908 (absnegprefix): New code attribute.
4909 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
4910 patterns using absneg code iterator.
4911 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
4912 using absneg code iterator.
4913 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
4914 *neg<mode>2 patterns using absneg code iterator.
4915 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4916 *negextendsfdf2 patterns using absneg code iterator.
4917 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
4918 *negextendsfxf2 patterns using absneg code iterator.
4919 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4920 *negextendsfdf2 patterns using absneg code iterator.
4921 * config/i386/sse.md (<code><mode>2): Macroize expander from
4922 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
4924 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
4926 * config/s390/s390.h: Remove the remains of the recent search
4927 & replace action of current_function_outgoing_args_size.
4929 2008-04-10 Ira Rosen <irar@il.ibm.com>
4931 PR tree-optimization/35821
4932 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
4933 NEW_STMT_LIST is not NULL.
4935 2008-04-09 David Edelsohn <edelsohn@gnu.org>
4938 * toplev.c (process_options): Remove -ffunction-sections debugging
4941 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
4943 PR middle-end/PR28690
4944 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
4945 than gen_rtx_fmt_ee to perform more canonicalizations.
4947 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4950 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
4952 2008-04-09 Richard Guenther <rguenther@suse.de>
4954 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
4955 (dump_function_to_file): Dump function arguments with types.
4957 2008-04-08 Richard Guenther <rguenther@suse.de>
4959 * fold-const.c (fold_widened_comparison): Do not allow
4960 sign-changes that change the result.
4962 2008-04-08 Janis Johnson <janis187@us.ibm.com>
4965 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
4966 kinds of indirect references.
4968 2008-04-08 David Edelsohn <edelsohn@gnu.org>
4970 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
4971 GNU Fortran language string.
4973 2008-04-08 Rafael Espindola <espindola@google.com>
4975 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
4976 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
4977 * tree.h (tree_call_nonnegative_warnv_p): New.
4979 2008-04-08 Jan Hubicka <jh@suse.cz>
4981 * function.c (free_after_compilation): Clear out regno_reg_rtx
4984 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
4987 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4989 PR middle-end/PR28690
4990 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
4991 same precedence as REG_POINTER and MEM_POINTER operands.
4993 2008-04-08 Richard Guenther <rguenther@suse.de>
4996 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
4997 for adding index to base.
4999 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
5001 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
5002 (MINGW_ENABLE_EXECUTE_STACK): New.
5003 (IN_LIBGCC2): For libgcc include windows.h file for
5004 function declarations.
5006 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
5008 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
5009 and tem2 if tem1 is not a REG or MULT.
5011 2008-04-08 Jan Hubicka <jh@suse.cz>
5013 * function.h (incomming_args): Break out of struct function.
5014 (function_subsections): Break out of struct function.
5015 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
5016 return_rtx and hard_reg_initial_vals from struct function.
5017 Kill inl_max_label_num.
5018 (current_function_pops_args, current_function_args_info,
5019 current_function_args_size, current_function_args_size,
5020 current_function_pretend_args_size,
5021 current_function_outgoing_args_size,
5022 current_function_internal_arg_pointer, current_function_return_rtx):
5023 Kill compatibility accestor macros.
5024 * builtins.c (expand_builtin_apply_args_1): Update.
5025 (expand_builtin_next_arg): Update.
5026 * df-scan.c (df_get_call_refs): Update.
5027 * dbxout.c (dbxout_function_end): Update.
5028 * dwarf2out.c (dwarf2out_switch_text_section): Update.
5029 (output_line_info): Update.
5030 (secname_for_decl): Update.
5031 (dwarf2out_var_location): Update.
5032 * function.c (free_after_compilation): Update.
5033 (assign_parm_find_stack_rtl): Update.
5034 (assign_parms): Update.
5035 (expand_dummy_function_end): Update.
5036 (expand_function_end): Update.
5037 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
5038 (expand_call): Update.
5039 (emit_library_call_value_1): Update.
5040 (store_one_arg): Update.
5041 * varasm.c (initialize_cold_section_name): Update.
5042 (unlikely_text_section): Update.
5043 (unlikely_text_section_p): Update.
5044 (assemble_start_function): Update.
5045 (assemble_end_function): Update.
5046 (default_section_type_flags): Update.
5047 (switch_to_section): Update.
5048 * integrate.c (set_decl_abstract_flags): Update.
5049 (get_hard_reg_initial_val): Update.
5050 (has_hard_reg_initial_val): Update.
5051 (allocate_initial_values): Update.
5052 * resource.c (init_resource_info): Update.
5053 * config/alpha/alpha.c (NUM_ARGS): Update.
5054 (direct_return): Update.
5055 (alpha_va_start): Update.
5056 (alpha_sa_size): Update.
5057 (alpha_initial_elimination_offset): Update.
5058 (alpha_expand_prologue): Update.
5059 (alpha_start_function): Update.
5060 (alpha_expand_epilogue): Update.
5061 (unicosmk_initial_elimination_offset):
5062 * config/alpha/alpha.md (call expander): Update.
5063 * config/s390/s390.c (s390_register_info): Update.
5064 (s390_register_info): Update.
5065 (s390_frame_info): Update.
5066 (s390_initial_elimination_offset): Update.
5067 (s390_build_builtin_va_list): Update.
5068 (s390_va_start): Update.
5069 * config/spu/spu.c (direct_return): Update.
5070 (spu_expand_prologue): Update.
5071 (spu_initial_elimination_offset): Update.
5072 (spu_build_builtin_va_list): Update.
5073 (spu_va_start): Update.
5074 * config/sparc/sparc.c (sparc_init_modes): Update.
5075 (sparc_compute_frame_size): Update.
5076 (function_value): Update.
5077 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
5078 * config/i386/i386.md (return expander): Update.
5079 * config/i386/i386.c (ix86_va_start): Update.
5080 (ix86_can_use_return_insn_p): Update.
5081 (ix86_compute_frame_layout): Update.
5082 (ix86_expand_epilogue): Update.
5083 * config/sh/sh.c (output_stack_adjust): Update.
5084 (calc_live_regs): Update.
5085 (sh_expand_prologue): Update.
5086 (sh_builtin_saveregs): Update.
5087 (sh_va_start): Update.
5088 (initial_elimination_offset): Update.
5089 (sh_allocate_initial_value): Update.
5090 (sh_function_ok_for_sibcall): Update.
5091 (sh_get_pr_initial_val): Update.
5092 * config/sh/sh.md (return expander): Update.
5093 * config/avr/avr.c (frame_pointer_required_p): UPdate.
5094 * config/crx/crx.c (crx_compute_frame): UPdate.
5095 (crx_initial_elimination_offset): UPdate.
5096 * config/xtensa/xtensa.c (compute_frame_size): Update
5097 (xtensa_builtin_saveregs): Update.
5098 (xtensa_va_start): Update.
5099 (order_regs_for_local_alloc): Update.
5100 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
5101 (xstormy16_expand_builtin_va_start): Update.
5102 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
5103 * config/m68hc11/m68hc11.md (return expanders): Update.
5104 * config/m68hc11/m68hc11.c (expand_prologue): Update.
5105 (expand_epilogue): Update.
5106 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
5107 (cris_simple_epilogue): Update.
5108 (cris_expand_prologue): Update.
5109 (cris_expand_epilogue): Update.
5110 * config/iq2000/iq2000.c (iq2000_va_start): Update.
5111 (compute_frame_size): Update.
5112 * config/mt/mt.c (mt_compute_frame_size): Update.
5113 * config/mn10300/mn10300.c (expand_prologue): Update.
5114 (expand_epilogue): Update.
5115 (initial_offset): Update.
5116 (mn10300_builtin_saveregs):
5117 * config/mn10300/mn10300.md (return expander): Update.
5118 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
5119 (ia64_initial_elimination_offset): Update.
5120 (ia64_initial_elimination_offset): Update.
5121 (ia64_expand_prologue): Update.
5122 * config/m68k/m68k.md (return expander): Update.
5123 * config/rs6000/rs6000.c (rs6000_va_start): Update.
5124 (rs6000_stack_info): Update.
5125 * config/mcore/mcore.c (layout_mcore_frame): Update.
5126 (mcore_expand_prolog): Update.
5127 * config/arc/arc.c (arc_compute_frame_size): Update.
5128 * config/score/score3.c (score3_compute_frame_size): Update.
5129 * config/score/score7.c (score7_compute_frame_size): Update.
5130 * config/arm/arm.c (use_return_insn): Update.
5131 (thumb_find_work_register): Update.
5132 (arm_compute_save_reg_mask): Update.
5133 (arm_output_function_prologue): Update.
5134 (arm_output_epilogue): Update.
5135 (arm_size_return_regs): Update.
5136 (arm_get_frame_offsets): Update.
5137 (arm_expand_prologue): Update.
5138 (thumb_exit): Update.
5139 (thumb_unexpanded_epilogue): Update.
5140 (thumb1_output_function_prologue): Update.
5141 * config/pa/pa.md (return expander): Update.
5142 * config/pa/pa.c (compute_frame_size): Update.
5143 (hppa_builtin_saveregs): Update.
5144 * config/mips/mips.c (mips_va_start): Update.
5145 (mips16_build_function_stub): Update.
5146 (mips_compute_frame_info): Update.
5147 (mips_restore_gp): Update.
5148 (mips_output_function_prologue): Update.
5149 (mips_expand_prologue): Update.
5150 * config/v850/v850.c (compute_frame_size): Update.
5151 (expand_prologue): * config/mmix/mmix.c (along): update.
5152 (mmix_initial_elimination_offset): update.
5153 (mmix_reorg): update.
5154 (mmix_use_simple_return): update.
5155 (mmix_expand_prologue): update.
5156 (mmix_expand_epilogue): Update.
5157 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
5158 (emit_link_insn): Update.
5160 2008-04-08 Anatoly Sokolov <aesok@post.ru>
5162 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
5163 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
5165 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
5168 2008-04-07 Jan Hubicka <jh@suse.cz>
5170 * function.h (rtl): Rename to x_rtl.
5172 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5173 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5174 used_temp_slots avail_temp_slots, temp_slot_level,
5175 nonlocal_goto_handler_labels): Update accesstors.
5176 (rtl): New global variable.
5177 (struct function): Move some fileds to rtl_data.
5178 (get_arg_pointer_save_area): Update prototype.
5179 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5180 get_arg_pointer_save_area.
5181 * expr.c (init_expr): Update
5182 * function.c (get_frame_size): Update
5183 (assign_stack_local): Update
5184 (expand_function_end): Update.
5185 (get_art_pointer_save_area): Update
5187 * emit-rtl.c (rtl): Declare.
5188 (regno_reg_rtx): Declare.
5189 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5191 (gen_reg_rtx): Update.
5192 * varasm.c (n_deferred_constatns): Update accestor.
5193 (init_varasm_status): Do not allocate varasm_status.
5194 (force_const_mem, get_pool_size, output_constant_pool): Update.
5195 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5196 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5197 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
5198 * sparc/sparc.h (INIT_EXPANDERS): Update.
5199 * ia64/ia64.h (INIT_EXPANDERS): Update.
5201 2008-04-07 James E. Wilson <wilson@tuliptree.org>
5203 * reload.c (push_secondary_reload): Add missing break to for loop.
5205 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5207 PR middle-end/PR28690
5208 * rtlanal.c: Update copyright years.
5209 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
5210 as REG_POINTER and MEM_POINTER operands.
5211 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
5212 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
5213 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
5214 * gcse.c: Update copyright years.
5215 (pre_delete): Call gen_reg_rtx_and_attrs.
5216 (hoist_code): Likewise.
5217 (build_store_vectors): Likewise.
5218 (delete_store): Likewise.
5219 * loop-invariant.c (move_invariant_reg): Likewise.
5220 Update copyright years.
5222 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
5224 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
5225 control string instead of quoted.
5227 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5229 * doc/rtl.texi: Rewrite of subreg section.
5231 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
5234 * config/i386/i386.c (legitimize_pic_address): Add treating
5235 of dllimport SYM_REF's.
5236 (legitimize_dllimport_symbol): Add prototype.
5238 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5240 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
5241 reference in constructor with non self-referential type.
5243 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5245 Removal of Return with Depressed Stack Pointer support
5246 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
5247 (ECF_SP_DEPRESSED): Likewise.
5248 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
5249 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
5250 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5251 (expand_call): Do not test ECF_SP_DEPRESSED.
5252 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5253 * function.c (keep_stack_depressed): Delete.
5254 (handle_epilogue_set): Likewise.
5255 (update_epilogue_consts): Likewise.
5256 (emit_equiv_load): Likewise.
5257 (thread_prologue_and_epilogue_insns): Remove support for Return with
5258 Depressed Stack Pointer.
5259 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5261 2008-04-06 Richard Guenther <rguenther@suse.de>
5263 PR tree-optimization/35400
5264 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
5265 information from SSA_NAMEs.
5267 2008-04-06 Anatoly Sokolov <aesok@post.ru>
5269 * config/avr/avr.h (avr_mega_p): Remove declaration.
5270 (AVR_MEGA): Remove macro.
5271 * config/avr/avr.c (avr_mega_p): Remove variable.
5272 (avr_override_options): Remove inicializion of avr_mega_p.
5273 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5274 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5275 (avr_jump_mode): (Ditto.).
5276 (avr_output_progmem_section_asm_op): (Ditto.).
5277 (avr_asm_init_sections): (Ditto.).
5278 (avr_asm_init_sections): (Ditto.).
5279 (avr_rtx_costs): (Ditto.).
5280 * config/avr/avr.md: (Ditto.).
5281 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
5284 2008-04-06 Richard Guenther <rguenther@suse.de>
5286 PR tree-optimization/35842
5287 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
5288 is_gimple_invariant_address.
5290 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5292 * gcc.c (default_compilers): Sync Fortran extensions list with
5293 that in fortran/lang-specs.h.
5294 * doc/invoke.texi: Likewise.
5295 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
5296 * dwarf2out.c (gen_compile_unit_die): Likewise.
5298 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
5300 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
5302 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
5305 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
5306 attribute is used for nested functions.
5308 2008-04-05 Jan Hubicka <jh@suse.cz>
5310 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
5312 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
5314 (dump_files): Update.
5315 (enable_rtl_dump_file): Do not accept letter argument.
5316 * tree-pass.h (dump_file_info): Remove letter argument.
5317 * toplev.c (decode_d_option): Update -da handling.
5318 * toplev.h (enable_rtl_dump_file): Update prototype.
5319 * passes.c (register_one_dump_file): Do not accept IPA argument; work
5320 it out based on pass type.
5321 (register_dump_files_1): Likewise.
5322 (init_optimization_passes): Update register_one_dump_file calls.
5323 (execute_one_pass): Sanity check that IPA passes are called at IPA
5324 level and RTL passes at RTL level.
5325 (execute_pass_list): IPA pass can not be after or subpass of
5327 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
5328 disallov RTL subpasses of IPA subpasses.
5330 2008-04-05 Ben Elliston <bje@au.ibm.com>
5332 * tree-cfg.c (need_fake_edge_p): Return false for calls to
5333 builtins that return exactly once and do not throw. Cache call to
5336 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
5338 PR rtl-optimization/34916
5340 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
5341 between instruction pairs.
5343 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
5345 * doc/invoke.texi: Document -mbitops for SH.
5346 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
5347 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
5348 * config/sh/sh.c (print_operand): Add %t operand code.
5349 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
5350 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
5351 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
5352 (extendqihi2): Likewise.
5353 (movqi_i): Likewise.
5354 (insv): Use bset, bclr and bst instructions for SH2A if possible.
5355 (extv): Use bld instruction for SH2A if possible.
5357 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
5358 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
5359 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
5360 (bset.b, bclr.b): Define peepholes.
5361 * config/sh/sh.opt (mbitops): New option.
5363 2008-04-04 Janis Johnson <janis187@us.ibm.com>
5366 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
5367 and view convert expression.
5369 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5372 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
5374 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
5376 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
5378 * config/i386/cpuid.h (bit_AES): New.
5379 (bit_PCLMUL): Likewise.
5381 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
5382 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
5383 SSE2 if AES or PCLMUL is enabled.
5384 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
5385 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5386 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
5387 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
5388 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
5389 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
5390 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5391 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
5392 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
5393 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
5394 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
5395 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
5396 __builtin_ia32_aeskeygenassist128 and
5397 __builtin_ia32_pclmulqdq128.
5398 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
5399 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
5400 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
5402 * config/i386/i386.h (TARGET_AES): New.
5403 (TARGET_PCLMUL): Likewise.
5404 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
5406 * config/i386/i386.md (UNSPEC_AESENC): New.
5407 (UNSPEC_AESENCLAST): Likewise.
5408 (UNSPEC_AESDEC): Likewise.
5409 (UNSPEC_AESDECLAST): Likewise.
5410 (UNSPEC_AESIMC): Likewise.
5411 (UNSPEC_AESKEYGENASSIST): Likewise.
5412 (UNSPEC_PCLMUL): Likewise.
5414 * config/i386/i386.opt (maes): New.
5415 (mpclmul): Likewise.
5417 * config/i386/sse.md (aesenc): New pattern.
5418 (aesenclast): Likewise.
5420 (aesdeclast): Likewise.
5422 (aeskeygenassist): Likewise.
5423 (pclmulqdq): Likewise.
5425 * config/i386/wmmintrin.h: New.
5427 * doc/extend.texi: Document AES and PCLMUL built-in function.
5429 * doc/invoke.texi: Document -maes and -mpclmul.
5431 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
5433 * function.c (free_after_parsing): Replace with
5434 cxx_push_function_context from C++ front-end.
5435 (allocate_struct_function): Don't call langhook.
5436 * langhooks.h (struct lang_hooks_for_functions): Delete.
5437 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
5439 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
5440 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
5441 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
5442 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
5443 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
5444 remove LANG_HOOKS_FUNCTION_INITIALIZER.
5445 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
5447 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
5448 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
5450 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5453 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
5456 2008-04-04 Richard Guenther <rguenther@suse.de>
5459 * fold-const.c (optimize_minmax_comparison): Use the correct
5460 type for the constant in the simplified comparison.
5462 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
5464 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
5465 Pass L2 size as "--param l2-cache-size" to the compiler.
5466 (decode_l2_cache): New function to decode L2 cache parameters using
5467 0x8000006 extended cpuid function.
5468 (detect_caches_amd): Determine parameters of L2 cache using
5469 decode_l2_caches function.
5470 (decode_caches_intel): Decode L2 cache parameters.
5471 (detect_caches_intel): Determine L2 cache parameters using
5472 decode_caches_intel and decode_l2_caches functions.
5474 2008-04-03 Bob Wilson <bob.wilson@acm.org>
5476 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
5477 secondary input reload for subword loads from the constant pool.
5479 2008-04-03 Janis Johnson <janis187@us.ibm.com>
5482 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
5483 constants of the appropriate size for runtime calculations.
5486 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
5487 decimal-float literal constant zero.
5489 2008-04-03 Jakub Jelinek <jakub@redhat.com>
5492 * c-parser.c (c_parser_omp_atomic): Call
5493 default_function_array_conversion on the RHS.
5496 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
5497 call is_variable_sized if decl has incomplete type.
5499 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
5501 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
5503 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
5505 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
5507 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
5508 (sgt<u>): Merge sgt and sgtu into new expander.
5509 (sgt, sgtu): Remove expanders.
5510 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
5511 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
5512 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
5513 *sgtu_<mode>_mips16 into new pattern.
5514 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
5515 (sge<u>): Merge sge and sgeu into new expander.
5516 (sge, sgeu): Remove expanders.
5517 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
5519 (*sge_<mode>, second *sge_<mode>): Remove patterns.
5520 (slt<u>): Merge slt and sltu into new expander.
5521 (slt, sltu): Remove expanders.
5522 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
5523 (*slt_<mode>, *sltu_<mode>): Remove patterns.
5524 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
5525 *sltu_<mode>_mips16 into new pattern.
5526 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
5527 (sle<u>): Merge sle and sleu into new expander.
5528 (sle, sleu): Remove expanders.
5529 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
5530 (*sle_<mode>, *sleu_<mode>): Remove patterns.
5531 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
5532 *sleu_<mode>_mips16 into new pattern.
5533 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
5535 2008-04-03 Jan Hubicka <jh@suse.cz>
5537 PR tree-optimization/35795
5538 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
5539 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5540 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5541 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5542 * score/score3.c (score3_output_mi_thunk): Likewise.
5543 * score/score7.c (score7_output_mi_thunk): Likewise.
5544 * mips/mips.c (mips_output_mi_thunk): Likewise.
5546 2008-04-03 Richard Guenther <rguenther@suse.de>
5548 * tree-vrp.c (extract_range_from_unary_expr): Handle all
5549 conversions. Simplify code.
5551 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
5553 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
5555 2008-04-03 Tom Tromey <tromey@redhat.com>
5556 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5558 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5559 * config/bfin/t-bfin-linux (generated_files): Add
5560 linux-sysroot-suffix.h.
5561 * doc/install.texi (Prerequisites): Require make 3.80.
5562 * doc/sourcebuild.texi (Front End Directory): Document new
5564 * Makefile.in (generated_files): New variable.
5565 (ALL_HOST_OBJS): New variable.
5566 ($(ALL_HOST_OBJS)): New target.
5568 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
5570 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
5571 (remap_block): Call id->transform_lang_insert_block instead
5573 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
5574 Set id.transform_lang_insert_block to NULL.
5575 (clone_body): Move to cp/optimize.c
5576 * tree-inline.h (struct copy_body_data): Change
5577 transform_lang_insert_block to function pointer.
5578 (copy_generic_body, copy_decl_no_change): Export.
5579 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
5580 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
5581 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
5583 * c-tree.h (insert_block): Kill.
5584 * c-decl.c (insert_block): Kill.
5586 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
5588 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5589 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
5590 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
5592 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
5593 argument, call {push,pop}_function_context from here.
5594 * c-parser.c: Use c_{push,pop}_function_context.
5596 * function.c (push_function_context_to): Move meat ...
5597 (push_function_context): ... here. Simplify.
5598 * function.c (pop_function_context_from): Move meat ...
5599 (pop_function_context): ... here. Simplify.
5600 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
5602 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5603 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
5604 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
5605 * tree.h (push_function_context_to, pop_function_context_from): Remove.
5607 2008-04-03 Ben Elliston <bje@au.ibm.com>
5609 * expmed.c (extract_force_align_mem_bit_field): Remove.
5611 2008-04-03 Richard Guenther <rguenther@suse.de>
5614 * expr.h (try_casesi): Adjust prototype.
5615 * expr.c (try_casesi): Take fallback label as extra parameter.
5616 Use that for gen_casesi if default_label is NULL.
5617 * stmt.c (expand_case): Pass fallback label to try_casesi,
5618 make sure to fill gaps with a fallback label if default_label
5621 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
5624 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
5626 2008-04-03 Ben Elliston <bje@au.ibm.com>
5628 * expmed.c (extract_split_bit_field): Remove if (0) code.
5629 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
5630 (do_ds_constraint): Likewise.
5632 2008-04-02 Joseph Myers <joseph@codesourcery.com>
5634 * doc/cppopts.texi (-dU): Document.
5635 * c-common.h (flag_dump_macros): Update comment.
5636 * c-opts.c (handle_OPT_d): Handle -dU.
5637 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
5638 dump_queued_macros, cb_used_define, cb_used_undef): New.
5639 (init_pp_output): Handle -dU.
5640 (cb_line_change): Call dump_queued_macros.
5641 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
5643 2008-04-02 Anatoly Sokolov <aesok@post.ru>
5645 * config/avr/predicates.md (io_address_operand): New predicate.
5646 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
5647 * config/avr/avr.c (avr_io_address_p): Remove function.
5648 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
5649 'avr_io_address_p' function.
5650 (out_movhi_r_mr): (Ditto.).
5651 (out_movqi_mr_r): (Ditto.).
5652 (out_movhi_mr_r): (Ditto.).
5653 (avr_address_cost): (Ditto.).
5655 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
5657 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
5658 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
5659 in 32bit mode when XMM registers are available to avoid store
5661 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
5662 corresponding post-reload splitters.
5664 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5666 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
5667 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
5668 __builtin_ia32_roundss.
5669 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
5670 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
5671 __builtin_ia32_roundss.
5672 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
5673 IX86_BUILTIN_SHUFPD here.
5675 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5677 * config/i386/i386.md (plogic): New.
5678 (plogicprefix): Likewise.
5680 * config/i386/mmx.md (mmx_<code><mode>3): New.
5681 (mmx_and<mode>3): Removed.
5682 (mmx_ior<mode>3): Likewise.
5683 (mmx_xor<mode>3): Likewise.
5685 * config/i386/sse.md (<code><mode>3): New.
5686 (*<code><mode>3): Likewise.
5687 (*<code><mode>3): Likewise.
5688 (<code><mode>3): Likewise.
5689 (*sse_<code><mode>3): Likewise.
5690 (*sse2_<code><mode>3): Likewise.
5691 (<code>tf3): Likewise.
5692 (*<code>tf3): Likewise.
5693 (and<mode>3): Likewise.
5694 (*and<mode>3): Likewise.
5695 (ior<mode>3): Removed.
5696 (*ior<mode>3): Likewise.
5697 (xor<mode>3): Likewise.
5698 (*xor<mode>3): Likewise.
5699 (*and<mode>3): Likewise.
5700 (*ior<mode>3): Likewise.
5701 (*xor<mode>3): Likewise.
5702 (and<mode>3): Likewise.
5703 (*sse_and<mode>3): Likewise.
5704 (*sse2_and<mode>3): Likewise.
5706 (*andtf3): Likewise.
5707 (ior<mode>3): Likewise.
5708 (*sse_ior<mode>3): Likewise.
5709 (*sse2_ior<mode>3): Likewise.
5711 (*iortf3): Likewise.
5712 (xor<mode>3): Likewise.
5713 (*sse_xor<mode>3): Likewise.
5714 (*sse2_xor<mode>3): Likewise.
5716 (*xortf3): Likewise.
5718 2008-04-02 Richard Guenther <rguenther@suse.de>
5720 PR tree-optimization/14495
5721 PR tree-optimization/34793
5722 * tree-vrp.c (struct switch_update): New structure.
5723 (to_remove_edges, to_update_switch_stmts): New VECs.
5724 (simplify_switch_using_ranges): New function. Remove not taken
5725 case labels and edges.
5726 (simplify_stmt_using_ranges): Call it.
5727 (identify_jump_threads): Mark edges we have queued for removal
5728 so we don't thread them.
5729 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
5731 * tree-cfg.c (group_case_labels): Deal with missing default label.
5732 (tree_verify_flow_info): Allow missing default label.
5733 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
5734 (emit_case_nodes): Likewise.
5735 (expand_case): Do not rely on the default label to be present.
5736 * expr.c (try_casesi): Deal with NULL default_label.
5737 (do_tablejump): Likewise.
5739 2008-04-02 Richard Guenther <rguenther@suse.de>
5741 PR tree-optimization/14495
5742 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
5743 SWITCH_EXPR here ...
5744 (vrp_visit_switch_stmt): ... but here (new function).
5745 (find_case_label_index): New helper function.
5746 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
5748 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5750 * fwprop.c: Fix ISO-C99ism.
5752 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5755 * Makefile.in (objdir): Set it here.
5756 * configure.ac: Not here. Find dynamic linker characteristics.
5757 * exec-tool.in: Use them.
5758 * aclocal.m4: Regenerate.
5759 * configure: Regenerate.
5761 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5763 * expr.c (expand_var): Delete it.
5764 * expr.h (expand_var): Delete prototype.
5765 * function.c (expand_function_start): Use expand_decl instead.
5766 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
5769 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
5771 PR rtl-optimization/35542
5772 * fwprop.c (forward_propagate_and_simplify): Replace
5773 loc_reg_mentioned_in_p with reg_mentioned_p.
5775 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5777 PR rtl-optimization/35281
5778 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
5779 (propagate_rtx_1): Handle PR_HANDLE_MEM.
5780 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
5781 (varying_mem_p): Move above propagate_rtx.
5782 (all_uses_available_at): Do not check MEMs.
5784 2008-04-02 Rafael Espindola <espindola@google.com>
5786 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
5787 (register_edge_assert_for_2): Split the cond argument.
5788 (register_edge_assert_for_1): Adjust for the change in
5789 register_edge_assert_for_2.
5790 (register_edge_assert_for): Split the cond argument.
5791 (find_switch_asserts): Adjust for the change in
5792 register_edge_assert_for.
5794 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
5796 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
5797 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
5798 offsets for 64-bit mingw.
5799 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
5800 abi for x86_64-pc-mingw.
5802 2008-04-02 Richard Guenther <rguenther@suse.de>
5804 * tree-vrp.c (extract_range_from_assert): Make sure to not
5805 produce range min/max with TREE_OVERFOW set.
5806 If merging a anti-range and a range keep the anti-range if
5807 the range covers all values of the type.
5808 (register_edge_assert_for_2): Only allow sign-changing
5809 conversions in detecting canonical range checks. Also
5810 register an assert for the unsigned name if useful.
5812 PR tree-optimization/35787
5813 * tree-vrp.c (vrp_val_max): New function.
5814 (vrp_val_min): Likewise.
5815 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
5816 (vrp_val_is_min): Likewise.
5817 (supports_overflow_infinity): Use vrp_val_{min,max}.
5818 (negative_overflow_infinity): Likewise.
5819 (positive_overflow_infinity): Likewise.
5820 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
5821 (is_positive_overflow_infinity): Likewise.
5822 (is_overflow_infinity): Likewise.
5823 (avoid_overflow_infinity): Use vrp_val_{min,max} and
5824 vrp_val_is_{min,max}.
5825 (set_and_canonicalize_value_range): Canonicalize anti-ranges
5826 to ranges if possible. Avoid empty ranges.
5828 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5831 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
5832 the expression is a function address.
5834 2008-04-01 George Helffrich <george@gcc.gnu.org>
5836 PR fortran/35154, fortran/23057
5837 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
5838 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
5839 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
5840 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
5842 (dbxout_syms): Check for COMMON-based symbol and wrap in
5843 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
5844 in bracket for efficiency.
5846 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
5847 using DW_TAG_common_block + member offset.
5848 (add_pubname_string): New function.
5849 (dw_expand_expr): New function to find block name and offset for
5851 (common_check): New function to check whether symbol in Fortran COMMON.
5852 (gen_variable_die): If COMMON, use DW_TAG_common_block.
5854 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
5857 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
5859 2008-04-02 Ben Elliston <bje@au.ibm.com>
5861 * config/v850/v850.md (casesi): Remove if (0) code.
5862 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5863 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
5865 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
5867 * config/i386/i386.md (rex64suffix): New mode attribute.
5868 (floathi<mode>2): Disable expander for SSE math.
5869 (*floathi<mode>2_1): New insn insn_and_split pattern.
5870 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
5871 corresponding post-reload splitters.
5872 (*floathi<mode>2_i387): New macroized insn pattern.
5873 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
5874 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
5875 insn_and_split pattern.
5876 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
5877 New macroized instruction patterns and corresponding post-reload
5879 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
5880 and corresponding post-reload splitters.
5881 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
5882 New macroized instruction patterns.
5883 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
5884 macroized instruction patterns and corresponding post-reload splitters.
5885 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
5886 corresponding post-reload splitters.
5887 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
5888 New macroized instruction patterns.
5889 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
5890 corresponding post-reload splitters.
5891 (*floatsi<mode>2_i387): New macroized instruction patterns.
5893 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
5895 * config/i386/i386.md (smaxmin): New.
5896 (umaxmin): Likewise.
5897 (maxminiprefix): Likewise.
5898 (maxminfprefix): Likewise.
5899 (<code><mode>3): Likewise.
5900 (smin<mode>3): Removed.
5901 (smax<mode>3): Likewise.
5903 * config/i386/mmx.md (mmx_<code>v2sf3): New.
5904 (mmx_<code>v4hi3): Likewise.
5905 (mmx_<code>v8qi3): Likewise.
5906 (mmx_smaxv2sf3): Removed.
5907 (mmx_sminv2sf3): Likewise.
5908 (mmx_umaxv8qi3): Likewise.
5909 (mmx_smaxv4hi3): Likewise.
5910 (mmx_uminv8qi3): Likewise.
5911 (mmx_sminv4hi3): Likewise.
5913 * config/i386/sse.md (<addsub><mode>3): New.
5914 (*<addsub><mode>3): Likewise.
5915 (<sse>_vm<addsub><mode>3): Likewise.
5916 (<maxmin><mode>3): Likewise.
5917 (*<maxmin><mode>3_finite): Likewise.
5918 (*<maxmin><mode>3): Likewise.
5919 (<sse>_vm<maxmin><mode>3): Likewise.
5920 (sse3_h<addsub>v4sf3): Likewise.
5921 (sse3_h<addsub>v2df3): Likewise.
5922 (<maxmin>v16qi3): Likewise.
5923 (*<maxmin>v16qi3): Likewise.
5924 (<maxmin>v8hi3): Likewise.
5925 (*<maxmin>v8hi3): Likewise.
5926 (*sse4_1_<maxmin><mode>3): Likewise.
5927 (*sse4_1_<maxmin><mode>3): Likewise.
5928 (add<mode>3): Removed.
5929 (*add<mode>3): Likewise.
5930 (<sse>_vmadd<mode>3): Likewise.
5931 (sub<mode>3): Likewise.
5932 (*sub<mode>3): Likewise.
5933 (<sse>_vmsub<mode>3): Likewise.
5934 (smin<mode>3): Likewise.
5935 (*smin<mode>3_finite): Likewise.
5936 (*smin<mode>3): Likewise.
5937 (<sse>_vmsmin<mode>3): Likewise.
5938 (smax<mode>3): Likewise.
5939 (*smax<mode>3_finite): Likewise.
5940 (*smax<mode>3): Likewise.
5941 (<sse>_vmsmax<mode>3): Likewise.
5942 (sse3_haddv4sf3): Likewise.
5943 (sse3_haddv2df3): Likewise.
5944 (sse3_hsubv4sf3): Likewise.
5945 (sse3_hsubv2df3): Likewise.
5946 (umaxv16qi3): Likewise.
5947 (*umaxv16qi3): Likewise.
5948 (smaxv8hi3): Likewise.
5949 (*smaxv8hi3): Likewise.
5950 (*sse4_1_smax<mode>3): Likewise.
5951 (*sse4_1_umax<mode>3): Likewise.
5952 (uminv16qi3): Likewise.
5953 (*uminv16qi3): Likewise.
5954 (sminv8hi3): Likewise.
5955 (*sminv8hi3): Likewise.
5956 (*sse4_1_smin<mode>3): Likewise.
5957 (*sse4_1_umin<mode>3): Likewise.
5959 2008-04-01 Rafael Espindola <espindola@google.com>
5961 * tree-cfg.c (verify_expr): remove in_phi.
5962 (verify_stmt): Don't call walk_tree with verify_expr. Use
5963 is_gimple_min_invariant instead of is_gimple_val.
5965 2008-04-01 Joseph Myers <joseph@codesourcery.com>
5967 * doc/include/gpl_v3.texi: Update for manpage generation.
5968 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
5970 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
5971 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
5972 gpl_v3.texi instead of gpl.texi.
5975 2008-04-01 Jakub Jelinek <jakub@redhat.com>
5978 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
5980 2008-04-01 Rafael Espindola <espindola@google.com>
5982 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
5983 (extract_code_and_val_from_cond): Use
5984 extract_code_and_val_from_cond_with_ops.
5986 2008-04-01 Jan Hubicka <jh@suse.cz>
5988 * function.c (free_after_compilation): Free epilogue_delay_list.
5989 (prepare_function_start): Assert that previous compilation was freed.
5991 2008-04-01 Jan Hubicka <jh@suse.cz>
5992 Jim Wilson <wilson@tuliptree.org>
5993 Andreas Tobler <andreast@gcc.gnu.org>
5996 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
5997 rtl.emit instead cfun->emit.
5998 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
5999 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
6001 2008-04-01 Ben Elliston <bje@au.ibm.com>
6003 * doc/c-tree.texi (Function Basics): Fix grammatical error.
6005 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
6007 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
6009 (fprofile-use): Add var flag_profile_use
6010 * coverage.c (coverage_begin_output): Do not open a gcno file for
6011 output only if -ftest-coverage is set.
6012 Do not add getpwd() to gcda file path.
6013 (build_gcov_info): Check the new flag
6014 flag_profile_datafile_relative_path.
6015 (coverage_init): Use profile_data_prefix.
6016 Read profile counter only if flag_profile_use is set.
6017 * opts.c (common_handle_option): New option fprofile-use=,
6018 fprofile-dir=, fprofile-generate=.
6019 * toplev.c (profile_data_prefix): New variable definition.
6020 * toplev.h (profile_data_prefix): New declaration.
6021 * doc/invoke.tex (Option Summary, Optimization Options):
6024 2008-03-31 James E. Wilson <wilson@tuliptree.org>
6026 * varasm.c (output_constant_pool_1): In LABEL_REF check,
6027 use tmp consistently.
6030 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
6031 * config/ia64/ia64.c (rtx_needs_barrier): Handle
6032 UNSPEC_FR_RECIP_APPROX_RES.
6033 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
6035 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
6038 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
6040 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6043 * fold-const.c (fold_indirect_ref_1): Support accessing non first
6044 element of the vector via a pointer.
6046 2008-03-31 Ian Lance Taylor <iant@google.com>
6048 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
6050 2008-03-31 Jan Hubicka <jh@suse.cz>
6052 * builtins.c (expand_builtin_setjmp_receiver): Update call of
6053 get_arg_pointer_save_area.
6054 * expr.c (init_expr): Just clear out rtl.expr.
6055 * function.c (free_after_compilation): Clear out whole RTL structure.
6056 (get_func_frame_size): Merge into ...
6057 (get_frame_size): ... this one.
6058 (assign_stack_local_1): Merge into ...
6059 (assign_stack_local): ... this one.
6060 (expand_function_end): Update call of get_arg_pointer_save_area.
6061 (get_art_pointer_save_area): Remove cfun argument.
6062 * function.h (emit_status): regno_pointer_align does not need length
6063 attribute. Move x_regno_reg_rtx to ...
6064 (regno_reg_rtx): ... new global array.
6065 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
6066 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
6067 apply_args_value, forced_labels, stack_pointer_delta):
6069 (struct varasm_status): Move here from varasm.c
6070 (struct rtl_data): New. Move here some fields from struct function.
6071 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
6072 frame_offset, stack_check_probe_note, arg_pointer_save_area,
6073 used_temp_slots avail_temp_slots, temp_slot_level,
6074 nonlocal_goto_handler_labels): Update accesstors.
6075 (rtl): New global variable.
6076 (struct function): Move some fileds to rtl_data.
6077 (get_arg_pointer_save_area): Update prototype.
6078 * emit-rtl.c (rtl): Declare.
6079 (regno_reg_rtx): Declare.
6080 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6082 (gen_reg_rtx): Update.
6083 (init_virtual_regs): Do not tate emit_status argument.
6084 (init_emit): Do not allocate emit.
6085 * varasm.c (varasm_statuc): Move to function.h.
6086 (n_deferred_constatns): Update accestor.
6087 (init_varasm_status): Do not allocate varasm_status.
6088 (force_const_mem, get_pool_size, output_constant_pool): Update.
6089 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6090 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6092 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
6094 PR rtl-optimization/35729
6095 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
6098 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
6101 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
6102 load/store if memory is unaligned.
6103 (*movti_rex64): Likewise.
6105 * config/i386/predicates.md (misaligned_operand): New.
6107 2008-03-31 Andrew Pinski <pinskia@gmail.com>
6110 * tree-ssa-phiopt.c (conditional_replacement): Return early for
6113 2008-03-31 Jan Beulich <jbeulich@novell.com>
6115 * config/ia64/constraints.md: Add 'j' constraint.
6116 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
6117 (movdi_internal): Likewise.
6119 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
6122 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
6124 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
6127 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
6128 proper error message for the third argument on blendpd and
6131 * config/i386/sse.md (blendbits): New.
6132 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
6134 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
6136 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
6138 2008-03-30 Richard Guenther <rguenther@suse.de>
6141 * fold-const.c (fold_sign_changed_comparison): Do leave
6142 conversions to base-types alone.
6144 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6146 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
6147 the link register if one altivec register is be saved.
6149 2008-03-30 Ben Elliston <bje@au.ibm.com>
6151 * final.c (final_scan_insn): Remove if (0) code.
6153 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
6155 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
6157 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
6159 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
6160 of V4SFmode to ix86_binary_operator_ok.
6162 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
6164 * config/i386/i386.c (override_options): Initialize
6165 ix86_veclib_handler to ix86_veclibabi_svml when
6166 -mveclibabi=svml is used.
6167 (ix86_veclibabi_svml): New function for SVML ABI style
6168 vectorization support.
6169 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
6171 2008-03-28 Rafael Espindola <espindola@google.com>
6173 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
6174 (tree_binary_nonnegative_warnv_p): Make it public.
6175 (tree_single_nonnegative_warnv_p): Make it public.
6176 (tree_invalid_nonnegative_warnv_p): Make it public.
6177 (tree_unary_nonzero_warnv_p): Make it public.
6178 (tree_binary_nonzero_warnv_p): Make it public
6179 (tree_single_nonzero_warnv_p): Make it public.
6180 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
6181 (extract_range_from_binary_expr): Split the expr argument.
6182 (extract_range_from_unary_expr): Split the expr argument.
6183 (extract_range_from_comparison): Split the expr argument.
6184 (extract_range_from_expr): Use the new aux functions.
6185 (vrp_evaluate_conditional_warnv): Use
6186 vrp_evaluate_conditional_warnv_with_ops.
6187 * tree.h (tree_unary_nonzero_warnv_p): Declare.
6188 (tree_binary_nonzero_warnv_p): Declare.
6189 (tree_single_nonzero_warnv_p): Declare.
6190 (tree_expr_nonzero_warnv_p): Declare.
6191 (tree_unary_nonnegative_warnv_p): Declare.
6192 (tree_binary_nonnegative_warnv_p): Declare.
6193 (tree_single_nonnegative_warnv_p): Declare.
6194 (tree_invalid_nonnegative_warnv_p): Declare.
6196 2008-03-28 Richard Guenther <rguenther@suse.de>
6198 PR tree-optimization/30317
6199 PR tree-optimization/30911
6200 PR tree-optimization/34793
6201 * tree-vrp.c (set_and_canonicalize_value_range): New function.
6202 (struct assert_locus_d): New member EXPR.
6203 (register_new_assert_for): Add EXPR parameter to support
6204 ASSERT_EXPR <name, expr OP limit>.
6205 (register_edge_assert_for_1): Adjust callers.
6206 (find_assert_locations): Likewise.
6207 (process_assert_insertions_for): Build condition from expression.
6208 (extract_range_from_assert): Handle ASSERT_EXPRs
6209 of the form ASSERT_EXPR <name, expr OP limit>.
6210 (register_edge_assert_for_2): New helper registering
6211 asserts for comparisons. Recognize range tests of the form
6212 (unsigned)i - CST1 OP CST2.
6213 (register_edge_assert_for_1): Use it.
6214 (register_edge_assert_for): Likewise.
6215 (needs_overflow_infinity): Integer sub-types
6216 do not need overflow infinities.
6217 (vrp_val_is_max): The extreme values of integer sub-types
6218 are those of the base type.
6219 (vrp_val_is_min): Likewise.
6220 * tree.def (ASSERT_EXPR): Document extra allowed conditional
6223 2008-03-28 Nick Clifton <nickc@redhat.com>
6226 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6227 Return GENERAL_REGS for stack adjustment reloads.
6229 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6232 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
6233 const_vector when all the vectors are constant.
6235 2008-03-27 Bob Wilson <bob.wilson@acm.org>
6237 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
6239 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
6240 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
6242 (s<code>_sf): Use new scc_sf attribute for opcode names.
6244 2008-03-27 Tom Tromey <tromey@redhat.com>
6246 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
6247 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
6248 config/spu/t-spu-elf, config/i386/t-interix,
6249 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
6250 config/i386/x-darwin, config/i386/x-mingw32,
6251 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
6252 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
6253 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
6254 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
6255 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
6256 config/rs6000/x-darwin, config/rs6000/t-rs6000,
6257 config/score/t-score-elf, config/arm/t-strongarm-pe,
6258 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
6259 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
6260 Revert automatic dependency patch.
6262 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
6265 * config/i386/i386.c (ix86_function_arg_boundary): Align
6266 decimal floating point to its natural boundary.
6268 2008-03-27 Richard Guenther <rguenther@suse.de>
6271 * fold-const.c (fold_comparison): Restrict distinct decl
6272 comparison folding to VAR_DECLs and PARM_DECLs. Do not
6273 solely rely on operand_equal_p.
6275 2008-03-27 Richard Guenther <rguenther@suse.de>
6278 * c-common.c (handle_weak_attribute): Reject combination of
6281 2008-03-27 Richard Guenther <rguenther@suse.de>
6283 PR tree-optimization/32810
6284 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
6285 conversions from DECL_INITIAL.
6286 (fold_const_aggregate_ref): Likewise from constructor elements.
6288 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
6290 * tree-affine.h (aff_combination_expand): Declare.
6291 (get_inner_reference_aff): Likewise.
6292 * tree-affine.c (aff_combination_expand): Split out from
6293 tree_to_aff_combination_expand.
6294 (get_inner_reference_aff): New function.
6295 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
6296 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
6297 (struct lim_aux_data): sm_done field removed.
6298 (mem_ref_loc_p, mem_ref_locs_p): New types.
6299 (struct mem_ref): Added id, stored, accesses_in_loop,
6300 indep_loop, dep_loop, indep_ref, dep_ref fields.
6301 Removed is_stored, locs and next fields.
6302 (memory_accesses): New variable.
6303 (movement_possibility): Do not allow moving statements
6304 that store to memory.
6305 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
6307 (determine_max_movement): For statements with memory references,
6308 find the outermost loop in that the reference is independent.
6309 (move_computations_stmt): Mark the virtual operands for renaming.
6310 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
6311 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
6312 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
6313 add_vop_ref_mapping, create_vop_ref_mapping_loop,
6314 create_vop_ref_mapping, analyze_memory_references,
6315 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
6316 get_all_locs_in_loop, ref_always_accessed_p,
6317 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
6318 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
6319 store_motion_loop, store_motion): New functions.
6320 (struct vop_to_refs_elt): New type.
6321 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
6322 memref_hash, memref_eq, hoist_memory_references): Rewritten.
6323 (schedule_sm): Replaced by...
6324 (execute_sm): ... this.
6325 (determine_lsm_ref, hoist_memory_references,
6326 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
6327 find_more_ref_vops, free_mem_ref, free_mem_refs,
6328 determine_lsm_loop, determine_lsm): Removed.
6329 (tree_ssa_lim_finalize): Free data structures used by store motion.
6330 (tree_ssa_lim): Call analyze_memory_references. Use
6331 store_motion instead of determine_lsm.
6333 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6335 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
6336 rename tmake_file to m68hc11/t-m68hc11.
6337 (mcore): Set inhibit_libc to true.
6338 * config.host (alpha*-dec-*vms*): Set extra_programs.
6339 (interix3*): Don't use host_xmake_file.
6340 * configure.ac: Let config.gcc override inhibit_libc.
6341 * configure: Regenerate.
6343 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
6344 * config/t-openbsd-thread: Remove commented out lines.
6346 * config/x-interix: Remove.
6348 * config/m68hc11/t-m68hc11-gas: Rename to...
6349 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
6351 * config/mcore/t-mcore: Remove T_CFLAGS.
6352 * config/mcore/t-mcore-pe: Likewise.
6354 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6356 * configure.ac: Replace custom __GNU_SOURCE test with
6357 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
6358 * aclocal.m4: Regenerate.
6359 * configure: Regenerate.
6360 * config.in: Regenerate.
6362 2008-03-27 Richard Guenther <rguenther@suse.de>
6364 * fold-const.c (target.h): Include.
6365 (fold_comparison): Fold comparison of addresses of decls
6366 that bind locally or of constants. Consolidate address folding code.
6367 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
6368 results from fold_binary_to_constant.
6369 (compare_values_warnv): Likewise.
6371 2008-03-27 Andrew Pinski <pinskia@gmail.com>
6374 * fold-const.c (fold_truthop): Check for integeral types when folding
6375 a == 0 && b == 0 and a != 0 || b != 0 .
6377 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
6379 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
6381 2008-03-26 Andreas Schwab <schwab@suse.de>
6383 * doc/invoke.texi: Fix use of @item vs. @itemx.
6385 2008-03-26 Tom Tromey <tromey@redhat.com>
6387 * Makefile.in (build/gensupport.o, build/print-rtl.o,
6388 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
6389 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
6390 build/gencodes.o, build/genconditions.o, build/genconfig.o,
6391 build/genconstants.o, build/genemit.o, build/genextract.o,
6392 build/genflags.o, build/genmddeps.o, build/genopinit.o,
6393 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
6396 2008-03-26 Richard Guenther <rguenther@suse.de>
6399 2008-03-26 Richard Guenther <rguenther@suse.de>
6401 * fold-const.c (target.h): Include.
6402 (fold_comparison): Fold comparison of addresses of two decls
6403 that bind locally. Consolidate address folding code.
6405 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6407 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
6408 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
6409 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
6410 dconstsqrt2, dconstthird, dconste and/or dconst10.
6411 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
6412 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
6413 dconstsqrt2, dconste): Delete.
6414 (init_emit_once): Likewise. Simplify initializing dconstm1.
6416 * real.c (get_real_const): New.
6417 * real.h (dconst3, dconst10, dconstm2, dconstthird,
6418 dconstsqrt2, dconste): Delete.
6419 (real_value_const, get_real_const): New.
6421 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
6423 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
6425 * config/i386/i386.c (ix86_function_arg_boundary): Check
6426 BIGGEST_ALIGNMENT instead of 128.
6427 (setup_incoming_varargs_64): Likewise.
6429 2008-03-26 Tom Tromey <tromey@redhat.com>
6431 * Makefile.in (DEPFILES): Add missing '/'.
6433 2008-03-26 Richard Guenther <rguenther@suse.de>
6435 * fold-const.c (target.h): Include.
6436 (fold_comparison): Fold comparison of addresses of two decls
6437 that bind locally. Consolidate address folding code.
6439 2008-03-26 Nick Clifton <nickc@redhat.com>
6442 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
6443 not allow INT+INT as a legitimate addressing mode.
6445 2008-03-26 Richard Guenther <rguenther@suse.de>
6447 * tree-flow.h (widen_bitfield): Remove declaration.
6448 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
6449 (widen_bitfield): Remove function.
6450 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
6453 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6456 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
6459 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
6461 PR rtl-optimization/35232
6462 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
6463 (forget_old_reloads_1, forget_marked_reloads): Don't clear
6464 reg_reloaded_call_part_clobbered here.
6465 (reload_regs_reach_end_p): New function.
6466 (reload_reg_rtx_for_input): New variable.
6467 (reload_reg_rtx_for_output): Likewise.
6468 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
6469 when reassigning a pseudo register. Load reloadreg from
6470 reload_reg_rtx_for_input, moving the mode and register
6472 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
6473 instead of the original when deciding whether an input reload
6474 would be a no-op or whether an output reload can be deleted.
6475 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
6476 when setting up new_spill_reg_store. Load it from
6477 reload_reg_rtx_for_output, moving the mode and register
6479 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
6480 instead of the original when deciding whether an output reload
6481 would be a no-op. Do the same when modifying insn notes.
6482 Use rtx_equal_p instead of == to compare the registers.
6483 (inherit_piecemeal_p): Take a mode and two register numbers
6485 (emit_reload_insns): Clear new_spill_reg_store for every hard
6486 register in the reload register. Remove spill registers
6487 from reg_reloaded_valid before considering whether to record
6488 inheritance information for them. Use reload_reg_rtx_for_output
6489 instead of reg_rtx when recording output reloads. Use
6490 reload_reg_rtx_for_input instead of reg_rtx when recording
6491 input reloads. Set or clear reg_reloaded_call_part_clobbered
6492 at the same time as setting reg_reloaded_valid.
6493 (delete_output_reload): Add a new_reload_reg parameter and use it
6494 instead of rld[j].reg_rtx.
6495 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
6498 2008-03-25 Tom Tromey <tromey@redhat.com>
6500 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
6501 (build/genattr.o): Likewise.
6502 (build/genattrtab.o): Likewise.
6503 (build/gencodes.o): Likewise.
6504 (build/genconfig.o): Likewise.
6505 (build/genconstants.o): Likewise.
6506 (build/genemit.o): Likewise.
6507 (build/genextract.o): Likewise.
6508 (build/genflags.o): Likewise.
6510 2008-03-25 Bob Wilson <bob.wilson@acm.org>
6512 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
6513 instead of size_int for integer types.
6514 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
6515 to match type of MINUS_EXPR.
6517 2008-03-25 Tom Tromey <tromey@redhat.com>
6519 * configure: Rebuilt.
6520 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
6523 2008-03-25 Tom Tromey <tromey@redhat.com>
6525 * config/x-solaris (host-solaris.o): Update.
6526 * config/x-linux (host-linux.o): Update.
6527 * config/x-hpux (host-hpux.o): Update.
6528 * config/x-darwin (host-darwin.o): Update.
6529 * config/v850/t-v850e (v850-c.o): Update.
6530 * config/v850/t-v850 (v850-c.o): Update.
6531 * config/t-vxworks (vxworks.o): Update.
6532 * config/t-sol2 (sol2-c.o, sol2.o): Update.
6533 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
6534 * config/spu/t-spu-elf (spu-c.o): Update.
6536 * config/sh/t-symbian (sh-c.o): Update.
6537 (symbian.o): Update.
6538 * config/sh/t-sh (sh-c.o): Update.
6539 * config/score/t-score-elf (score7.o, score3.o): Update.
6540 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
6541 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
6542 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
6543 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
6545 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6546 * config/m32c/t-m32c (m32c-pragma.o): Update.
6547 * config/ia64/t-ia64 (ia64-c.o): Update.
6548 * config/i386/x-mingw32 (host-mingw32.o): Update.
6549 * config/i386/x-i386 (driver-i386.o): Update.
6550 * config/i386/x-darwin (host-i386-darwin.o): Update.
6551 * config/i386/x-cygwin (host-cygwin.o): Update.
6552 * config/i386/t-nwld (nwld.o): Update.
6553 * config/i386/t-netware (netware.o): Update.
6554 * config/i386/t-interix (winnt.o): Update.
6555 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
6556 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
6557 msformat-c.o): Update.
6558 * config/bfin/t-bfin-linux (generated_files): Add
6559 linux-sysroot-suffix.h.
6560 * config/arm/t-wince-pe (pe.o): Update.
6561 * config/arm/t-strongarm-pe (pe.o): Update.
6562 * config/arm/t-pe (pe.o): Update.
6563 * config/arm/t-arm (arm-c.o): Update.
6564 * doc/install.texi (Prerequisites): Require make 3.80.
6565 * Makefile.in: Remove .o targets.
6566 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
6567 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
6568 (simple_generated_h, simple_generated_c): Move earlier.
6569 (generated_files): New variable.
6570 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
6571 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
6572 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
6573 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
6574 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
6575 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
6576 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
6577 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
6578 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
6579 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
6580 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
6581 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
6583 (COMPILE.base, COMPILE): New variables.
6584 (%.o): New pattern rule.
6585 (ALL_HOST_OBJS): New variable.
6586 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
6587 (dummy-checksum.o, cc1-checksum.o): Remove.
6588 (DRIVER_SHLIB): New variable.
6589 (DRIVER_DEFINES): Use it.
6590 (gencondmd.c): Move out of build/.
6591 (s-conditions): Update.
6592 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
6593 (ALL_BUILD_OBJS): Likewise.
6594 (build/%.o): Use BUILDCOMPILE.
6595 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
6596 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
6597 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
6598 build/gencheck.o, build/gencodes.o, build/genconditions.o,
6599 build/genconfig.o, build/genconstants.o, build/genemit.o,
6600 build/genextract.o, build/genflags.o, build/genmddeps.o,
6601 build/genopinit.o, build/genoutput.o, build/genpeep.o,
6602 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
6603 build/gen-protos.o, build/scan.o, build/fix-header.o,
6604 build/scan-decls.o): Simplify.
6605 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
6606 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
6607 prefix.o, toplev.o): Reduce to variable setting.
6608 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
6609 ($(out_object_file), gcc-options.o): New targets.
6610 ($(ALL_HOST_OBJS)): New target. Include dependency files.
6611 * configure: Rebuilt.
6612 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
6613 * doc/sourcebuild.texi (Front End Directory): Document new variable.
6615 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
6617 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
6618 complain when we hit an error, return ERROR_MARK_NODE.
6620 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6622 * config/sh/constraints.md (Pso, Psz): New constraints.
6623 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
6624 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
6626 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6628 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
6629 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
6631 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6633 * config/sh/sh.md (prefetch): Add condition for SH2A target.
6634 (prefetch_sh2a): New.
6636 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6637 Naveen.H.S <naveen.hs@kpitcummins.com>
6639 * config/sh/constraints.md (I28): New constraint.
6640 * config/sh/sh.c (broken_move): Add support for movi20s.
6641 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
6643 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
6644 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6645 Naveen.H.S <naveen.hs@kpitcummins.com>
6647 * config/sh/sh.c (SH_ATTRIBUTES): Define.
6648 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6649 (print_operand): Handle resbank in %@ operand code.
6650 (sh_encode_section_info): New.
6651 (push_regs): Add conditions for resbank.
6652 (sh_expand_epilogue): Likewise.
6653 (sh_insert_attributes): Likewise.
6654 (sh_attribute_table): Likewise.
6655 (sh_handle_resbank_handler_attribute): New.
6656 (sh2a_handle_function_vector_handler_attribute): New.
6657 (sh2a_is_function_vector_call): New.
6658 (sh2a_get_function_vector_number): New.
6659 (sh2a_function_vector_p): New.
6660 (sh_cfun_resbank_handler_p): New.
6661 * config/sh/sh.md (calli): Emit jsr/n if possible.
6662 (calli_tbr_rel): New.
6663 (calli_pcrel): Emit jsr/n if possible.
6664 (return_i): Emit rts/n if possible.
6665 (call_valuei_tbr_rel): New.
6666 (call_valuei_pcrel): Add condition for SH2A target.
6667 (call_value): Likewise.
6668 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
6669 (sh2a_get_function_vector_number): Likewise.
6670 (sh2a_is_function_vector_call): Likewise.
6671 * doc/extend.texi: Document TBR relative addressing of SH2A.
6672 (resbank): Add description for SH2A.
6674 2008-03-24 Richard Guenther <rguenther@suse.de>
6677 * gimplify.c (gimplify_modify_expr): For frontend type-correct
6678 pointer assignments change conversions according to middle-end rules.
6679 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
6680 * configure.ac: Include type checking in yes.
6681 * configure: Regenerate.
6683 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6685 * diagnostic.c (diagnostic_count_diagnostic): Delete.
6686 (diagnostic_report_diagnostic): Update. Handle ICEs here.
6688 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
6690 * gthr-vxworks.h (UNUSED): Define.
6692 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
6694 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
6696 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
6698 * doc/extend.texi (Function Attributes): Add missing comma in the
6699 example of the "alloc_size" attribute.
6701 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
6704 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6706 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6709 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6712 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6713 of the underlying type of a MS bitfield layout to the natural
6714 alignment of the type.
6716 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6718 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6719 to their natural alignment to avoid store forwarding stalls.
6721 2008-03-22 Richard Guenther <rguenther@suse.de>
6723 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
6724 For PHI nodes verify the address is invariant.
6725 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
6726 (get_symbol_constant_value): Use is_gimple_min_invariant.
6727 (maybe_fold_stmt_indirect): Likewise.
6729 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
6731 PR rtl-optimization/33927
6732 * Makefile.in (dse.o): Depend on $(TM_P_H).
6733 * expr.h (extract_low_bits): Declare.
6734 * expmed.c (extract_low_bits): New function.
6735 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
6736 * dse.c: Include tm_p.h.
6737 (find_shift_sequence): Remove the read_reg argument and return the
6738 read value. Emit the instructions instead of returning them.
6739 Iterate on new_mode rather than calculating it each time.
6740 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
6741 source to NEW_MODE and extract_low_bits to convert the shifted
6743 (replace_read): Allow the load and store to have different mode
6744 classes. Use extract_low_bits when SHIFT == 0. Create the shift
6745 or extraction instructions before trying the replacement. Update
6746 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
6748 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6750 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6751 to their natural alignment to avoid store forwarding stalls.
6753 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6756 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
6757 encouraging but not allowing gprs for input;
6758 change the input constraint to !f#r.
6759 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
6761 change the output constraint to !f#r.
6763 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
6766 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
6767 corresponding post-reload splitters.
6768 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
6769 when x87 FP math is selected.
6770 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
6771 New function prototype.
6772 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
6773 unreachable function to ease macroization of insn patterns.
6775 2008-03-21 Martin Jambor <mjambor@suse.cz>
6777 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
6778 reference dumps if ddr is NULL or dependence is unknown.
6780 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6782 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
6783 unsigned extension into account.
6784 (ATOMIC_COMPARE_AND_SWAP): Likewise.
6785 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
6786 Do computations on a scratch register.
6788 2008-03-21 Richard Guenther <rguenther@suse.de>
6790 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
6791 Use is_gimple_min_invariant instead of TREE_INVARIANT.
6792 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
6793 * tree-ssa-dom.c (record_equality): Likewise.
6794 * tree-inline.c (copy_body_r): Likewise.
6795 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
6798 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6800 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
6801 as 'delete_unused' argument.
6803 2008-03-20 Richard Guenther <rguenther@suse.de>
6805 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
6806 special casing of constant qualifiers.
6807 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
6808 care about them in general.
6809 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
6810 regardless of their type.
6811 (fold_stmt_r): Forcefully fold *& if we end up with that.
6813 2008-03-20 Paul Brook <paul@codesourcery.com>
6815 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
6816 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
6818 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
6820 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
6821 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
6823 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
6825 * common.opt (Wmudflap): New option.
6826 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
6827 (mx_register_decls): Likewise.
6828 (mudflap_finish_file): Likewise.
6829 * doc/invoke.texi: Document -Wno-mudflap.
6831 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
6833 * c-format.c (replace_format_name_to_system_name): New.
6835 (convert_format_name_to_system_name): New.
6836 (decode_format_attr): Add use of convert_format_name_to_system_name.
6837 (format_types_orig): Add gnu_ prefix to names.
6838 (check_format_info_main): Special treating of \0 escaped names for
6839 supporting multi-character format specifiers as I32, I64.
6840 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
6841 (gnu_target_overrides_format_attributes): New.
6842 * c-format.h: Add structure target_ovr_attr to hold
6843 system specific formatter names.
6844 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
6845 msformat-c.o file to c_target_objs and cxx_target_objs.
6846 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6847 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
6848 (TARGET_N_FORMAT_TYPES): New.
6849 * config/i386/msformat-c.c: New.
6850 * config/i386/t-cygming: Add build rule for msformat-c.o.
6851 * doc/extend.texi: Add new format names gnu_* and ms_* and
6853 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6855 2008-03-20 Ira Rosen <irar@il.ibm.com>
6857 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
6858 optimizations turned on under -O3.
6859 (ftree-vectorize): Add that the flag is turned on with -O3.
6861 2008-03-20 Ben Elliston <bje@au.ibm.com>
6863 * regmove.c (try_auto_increment): Fix spelling error in comment.
6864 * final.c (final_scan_insn): Likewise.
6866 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
6869 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
6870 allocator preferences for "y" and "r" class registers.
6871 ("*mov<mode>_internal"): Ditto.
6872 ("*movv2sf_internal_rex64"): Ditto.
6873 ("*movv2sf_internal"): Ditto.
6875 2008-03-19 Michael Matz <matz@suse.de>
6878 * calls.c (expand_call): Check overlap of arguments with call
6879 address for sibcalls.
6881 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6884 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6885 of the underlying type of a MS bitfield layout to the natural
6886 alignment of the type.
6888 2008-03-19 Jan Hubicka <jh@suse.cz>
6891 * toplev.c (decode_d_option): Handle all CPP flags.
6892 * tree-vrp.c: Update tree_pass descriptors.
6893 * regrename.c: Update tree_pass descriptors.
6894 * fwprop.c: Update tree_pass descriptors.
6895 * doc/invoke.texi: Remove documentation of dropped -d? flags.
6896 * tree-into-ssa.c: Update tree_pass descriptors.
6897 * tree-dump.c: Update tree_pass descriptors.
6898 * tree-complex.c: Update tree_pass descriptors.
6899 * tree-dump.h: Update tree_pass descriptors.
6900 * see.c: Update tree_pass descriptors.
6901 * cgraphbuild.c: Update tree_pass descriptors.
6902 * tracer.c: Update tree_pass descriptors.
6903 * tree-loop-distribution.c: Update tree_pass descriptors.
6904 * cgraph.c: Update tree_pass descriptors.
6905 * postreload-gcse.c: Update tree_pass descriptors.
6906 * postreload.c: Update tree_pass descriptors.
6907 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
6908 * tree-tailcall.c: Update tree_pass descriptors.
6909 * tree-pass.h (tree_opt_pass): Rename to ...
6910 (opt_pass) ... this one; add "type" field and remove letter field.
6911 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
6912 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
6913 all_lowering_passes): Update declaration.
6914 * ipa-cp.c: Update tree_pass descriptors.
6915 * final.c: Update tree_pass descriptors.
6916 * omp-low.c: Update tree_pass descriptors.
6917 * tree-ssa-dse.c: Update tree_pass descriptors.
6918 * ipa-reference.c: Update tree_pass descriptors.
6919 * tree-ssa-uncprop.c: Update tree_pass descriptors.
6920 * auto-inc-dec.c: Update tree_pass descriptors.
6921 * reorg.c: Update tree_pass descriptors.
6922 * cgraphunit.c: Update tree_pass descriptors.
6923 * tree-ssa-copyrename.c: Update tree_pass descriptors.
6924 * tree-ssa-ccp.c: Update tree_pass descriptors.
6925 * df-core.c: Update tree_pass descriptors.
6926 * mode-switching.c: Update tree_pass descriptors.
6927 * tree-nomudflap.c: Update tree_pass descriptors.
6928 * modulo-sched.c: Update tree_pass descriptors.
6929 * ipa-pure-const.c: Update tree_pass descriptors.
6930 * cse.c: Update tree_pass descriptors.
6931 * web.c: Update tree_pass descriptors.
6932 * tree-stdarg.c: Update tree_pass descriptors.
6933 * tree-ssa-math-opts.c: Update tree_pass descriptors.
6934 * tree-ssa-dom.c: Update tree_pass descriptors.
6935 * tree-nrv.c: Update tree_pass descriptors.
6936 * tree-ssa-alias.c: Update tree_pass descriptors.
6937 * loop-init.c: Update tree_pass descriptors.
6938 * gimple-low.c: Update tree_pass descriptors.
6939 * ipa-inline.c: Update tree_pass descriptors.
6940 * tree-ssa-sink.c: Update tree_pass descriptors.
6941 * global.c: Update tree_pass descriptors.
6942 * ifcvt.c: Update tree_pass descriptors.
6943 * jump.c: Update tree_pass descriptors.
6944 * predict.c: Update tree_pass descriptors.
6945 * tree-ssa-loop.c: Update tree_pass descriptors.
6946 * recog.c: Update tree_pass descriptors.
6947 * dse.c: Update tree_pass descriptors.
6948 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
6949 * tree-eh.c: Update tree_pass descriptors.
6950 * regmove.c: Update tree_pass descriptors.
6952 * function.c: Update tree_pass descriptors.
6953 * tree-vectorizer.c: Update tree_pass descriptors.
6954 * gcse.c: Update tree_pass descriptors.
6955 * ipa-type-escape.c: Update tree_pass descriptors.
6956 * tree-if-conv.c: Update tree_pass descriptors.
6957 * init-regs.c: Update tree_pass descriptors.
6958 * ipa.c: Update tree_pass descriptors.
6959 * tree-ssa-phiopt.c: Update tree_pass descriptors.
6960 * rtl-factoring.c: Update tree_pass descriptors.
6961 * lower-subreg.c: Update tree_pass descriptors.
6962 * bt-load.c: Update tree_pass descriptors.
6963 * tree-dfa.c: Update tree_pass descriptors.
6964 * except.c: Update tree_pass descriptors.
6965 * emit-rtl.c: Update tree_pass descriptors.
6966 * cfgexpand.c: Update tree_pass descriptors.
6967 * tree-cfgcleanup.c: Update tree_pass descriptors.
6968 * cfgcleanup.c: Update tree_pass descriptors.
6969 * tree-ssa-pre.c: Update tree_pass descriptors.
6970 * tree-sra.c: Update tree_pass descriptors.
6971 * tree-mudflap.c: Update tree_pass descriptors.
6972 * tree-ssa-copy.c: Update tree_pass descriptors.
6973 * cfglayout.c: Update tree_pass descriptors.
6974 * tree-ssa-forwprop.c: Update tree_pass descriptors.
6975 * tree-ssa-dce.c: Update tree_pass descriptors.
6976 * tree-ssa.c: Update tree_pass descriptors.
6977 * regclass.c: Update tree_pass descriptors.
6978 * integrate.c: Update tree_pass descriptors.
6979 * tree-optimize.c: Update tree_pass descriptors.
6980 * tree-ssa-phiprop.c: Update tree_pass descriptors.
6981 * tree-object-size.c: Update tree_pass descriptors.
6982 * combine.c: Update tree_pass descriptors.
6983 * tree-outof-ssa.c: Update tree_pass descriptors.
6984 * bb-reorder.c: Update tree_pass descriptors.
6985 * stack-ptr-mod.c: Update tree_pass descriptors.
6986 * var-tracking.c: Update tree_pass descriptors.
6987 * tree-profile.c: Update tree_pass descriptors.
6988 * tree-vect-generic.c: Update tree_pass descriptors.
6989 * reg-stack.c: Update tree_pass descriptors.
6990 * sched-rgn.c: Update tree_pass descriptors.
6991 * tree-ssa-structalias.c: Update tree_pass descriptors.
6992 * tree-cfg.c: Update tree_pass descriptors.
6993 * passes.c (current_pass): Update declaration.
6994 (finish_optimization_passes): Update.
6995 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
6996 (register_one_dump_file, register_dump_files_1, next_pass_1):
6998 (init_optimization_passes): Update handling of new types.
6999 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
7000 * ipa-struct-reorg.c: Update tree_pass descriptors.
7001 * tree-ssa-reassoc.c: Update tree_pass descriptors.
7002 * combine-stack-adj.c: Update tree_pass descriptors.
7003 * cfgrtl.c: Update tree_pass descriptors.
7004 * dce.c: Update tree_pass descriptors.
7005 * tree-ssanames.c: Update tree_pass descriptors.
7007 2008-03-19 Richard Guenther <rguenther@suse.de>
7010 * tree-ssa.c (walk_data): New structure.
7011 (warn_uninitialized_var): If not always_executed warn with "maybe"
7013 (execute_early_warn_uninitialized): Compute post-dominators.
7014 Initialize always_executed before processing each basic block.
7016 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
7019 * config/i386/i386.c (x86_this_parameter): Calculate correct location
7020 of "this" pointer when "regparm = N" or "fastcall" is in effect.
7022 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7024 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
7026 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
7028 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
7030 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
7031 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
7032 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
7033 target after ignore has been set, and move there also the commputation
7034 of subtarget and original_target.
7035 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
7036 (LANG_HOOKS_INITIALIZER): Remove it.
7037 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
7039 2008-03-18 Richard Guenther <rguenther@suse.de>
7041 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
7042 found an expression with constants, note that in the VN for the lhs.
7043 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
7044 fold them to constants if possible. Run cleanup_cfg if done so.
7045 (execute_pre): Return todo.
7047 (execute_fre): Likewise.
7048 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
7050 (get_prop_source_stmt): Look through pointer conversions.
7052 2008-03-18 Jan Hubicka <jh@suse.cz>
7054 * tree-pretty-print.c: Include predict.h.
7055 (dump_generic_node): Dump predictor.
7056 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
7057 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
7058 * gimple-low.c (lower_stmt): Likewise.
7059 * expr.c (expand_expr_real): Likewise.
7060 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
7062 (build_predict_expr, build_predict_expr): New.
7063 * predict.h (predictor_name, build_predict_expr): Update.
7064 * c-typeck.c (c_finish_bc_stmt): Add prediction.
7065 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
7066 * predict.def (PRED_CONTINUE): Update hitrate.
7067 * tree.def (PREDICT_EXPR): Define.
7068 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
7069 do not handle BIND_EXPR.
7070 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
7071 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
7072 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
7075 2008-03-18 Michael Matz <matz@suse.de>
7077 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
7079 2008-03-18 Richard Guenther <rguenther@suse.de>
7081 * tree-gimple.h (is_gimple_invariant_address): Declare.
7082 (is_gimple_constant): Likewise.
7083 * tree-gimple.c (is_gimple_constant): New function.
7084 (is_gimple_invariant_address): Likewise.
7085 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
7086 and is_gimple_invariant_address.
7087 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
7089 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
7090 an addressable base.
7092 2008-03-18 Jakub Jelinek <jakub@redhat.com>
7095 * gimplify.c (gimplify_expr): Gimplify second operand of
7098 2008-03-17 Richard Guenther <rguenther@suse.de>
7100 PR tree-optimization/19637
7101 * fold-const.c (fold_unary): Remove restrictions of removing
7102 intermediate pointer-conversions (P2)(P1)P0.
7103 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
7104 conversion to void pointer.
7105 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
7107 2008-03-16 James E. Wilson <wilson@tuliptree.org>
7110 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
7111 emulated thread local variables.
7113 2008-03-16 Richard Guenther <rguenther@suse.de>
7116 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
7117 expand TREE_INVARIANT operations that are not gimple invariant.
7119 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
7121 * doc/extend.texi (Alignment): Say that the ABI controls
7122 the __alignof__ for non-strict-alignment targets rather
7123 than being a recommendation.
7125 2008-03-15 Paul Brook <paul@codesourcery.com>
7127 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
7129 (arm_output_fn_unwind): Mark functions that can not be unwound.
7131 2008-03-15 Paul Brook <paul@codesourcery.com>
7133 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
7134 extension instructions.
7136 2008-03-15 Richard Guenther <rguenther@suse.de>
7138 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
7139 and fold constant aggregate refs.
7140 (fold_const_aggregate_ref): Handle string constants
7141 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
7142 (evaluate_stmt): Simplify now that ccp_fold folds constant
7145 2008-03-15 Paul Brook <paul@codesourcery.com>
7147 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
7148 (extzv): Use gen_extzv_t2.
7149 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
7151 2008-03-15 Richard Guenther <rguenther@suse.de>
7153 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
7154 (fold_const_aggregate_ref): Likewise.
7155 (get_value): Return NULL if we don't have any values.
7156 (ccp_finalize): Set const_val to NULL after freeing it.
7157 * tree-flow.h (get_symbol_constant_value): Declare.
7158 (fold_const_aggregate_ref): Likewise.
7159 * tree-ssa-sccvn.c (try_to_simplify): Use them.
7161 2008-03-15 Richard Guenther <rguenther@suse.de>
7164 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
7165 to not produce negative array indices if not allowed. Add
7166 parameter to indicate that.
7167 (maybe_fold_offset_to_component_ref): Allow negative array
7168 indices only for the first member of a structure.
7169 (maybe_fold_offset_to_reference): Allow negative array indices.
7170 (maybe_fold_stmt_addition): Likewise.
7172 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
7173 Anatoly Sokolov <aesok@post.ru>
7175 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
7176 (avr_arch): Add ARCH_AVR6.
7177 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
7178 (initial_elimination_offset): Initialize and use 'avr_pc_size'
7179 instead of fixed value 2.
7180 (print_operand_address): Use gs() asm specifier instead of pm().
7181 (avr_assemble_integer): (Ditto.).
7182 (avr_output_addr_vec_elt): (Ditto.).
7183 (print_operand): Handle "!" code.
7184 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
7185 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
7186 (AVR_HAVE_EIJMP_EICALL): Define.
7187 (AVR_3_BYTE_PC): Redefine.
7188 (AVR_2_BYTE_PC): (Ditto.).
7189 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
7190 (LINK_SPEC): Add atmega2560 and atmega2561.
7191 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
7193 * config/avr/avr.md (call_insn): Use eicall instead of icall
7194 for 3 byte PC devices.
7195 (call_value_insn): (Ditto.).
7196 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
7197 (indirect_jump): Use only for for 2 byte PC devices.
7198 (*tablejump): (Ditto.).
7199 (*indirect_jump_avr6): Add insn.
7200 (*tablejump_rjmp): Don't use for 3 byte PC devices.
7201 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
7202 instead of ijmp for 3 byte PC devices.
7203 (__tablejump2__): (Ditto.).
7204 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
7205 (MULITLIB_DIRNAMES): (Ditto.).
7206 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
7208 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
7210 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
7211 "sse2_umulsidi3". Use V1DI mode for operand 0.
7212 ("mmx_psadbw"): Use V1DI mode for operand 0.
7213 * config/i386/i386-modes.def (V1SI): New vector mode.
7214 * config/i386/i386.c (struct builtin_description)
7215 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
7216 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
7217 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
7218 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
7219 v1di_ftype_v8qi_v8qi type.
7220 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
7222 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
7223 __builtin_ia32_pmuludq]: Fix the mode of return value.
7225 2008-03-15 Richard Guenther <rguenther@suse.de>
7228 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
7231 2008-03-14 Bob Wilson <bob.wilson@acm.org>
7233 * doc/invoke.texi (Option Summary, Xtensa Options): Document
7234 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
7235 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
7236 unless TARGET_SERIALIZE_VOLATILE is enabled.
7237 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
7238 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
7239 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
7241 2008-03-14 Richard Guenther <rguenther@suse.de>
7243 PR tree-optimization/34172
7244 * tree-flow.h (refs_may_alias_p): Declare.
7245 (get_single_def_stmt): Likewise.
7246 (get_single_def_stmt_from_phi): Likewise.
7247 (get_single_def_stmt_with_phi): Likewise.
7248 * tree-dfa.c (refs_may_alias_p): New function.
7249 (get_single_def_stmt): Likewise.
7250 (get_single_def_stmt_from_phi): Likewise.
7251 (get_single_def_stmt_with_phi): Likewise.
7252 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
7253 (vn_reference_lookup_1): New helper function.
7254 (vn_reference_lookup): Walk the virtual use-def chain to
7255 continue searching for a match if the def does not alias the
7256 reference we are looking for.
7258 2008-03-14 David Edelsohn <edelsohn@gnu.org>
7260 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
7261 archive and Perzl. Update The Written Word listing.
7263 2008-03-14 Richard Guenther <rguenther@suse.de>
7265 PR tree-optimization/34043
7266 PR tree-optimization/33989
7267 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
7269 (bitmap_find_leader): Use extra argument to verify dominance
7270 relationship inside a basic-block.
7271 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
7272 (find_leader_in_sets): Adjust.
7273 (create_component_ref_by_pieces): Take extra argument for
7274 dominance check, handle lookup failures.
7275 (find_or_generate_expression): Likewise.
7276 (create_expression_by_pieces): Likewise.
7277 (insert_into_preds_of_block): Adjust.
7278 (create_value_expr_from): If asked for, verify all operands
7279 are in the blocks AVAIL_OUT set.
7280 (make_values_for_stmt): Check for SSA_NAMEs that are life
7281 over an abnormal edge.
7282 (compute_avail): Remove such check.
7283 (do_SCCVN_insertion): New function.
7284 (eliminate): If we do not find a leader suitable for replacement
7285 insert a replacement expression from SCCVN if available.
7286 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
7287 (struct vn_ssa_aux): Add needs_insertion flag.
7288 * tree-ssa-sccvn.c (may_insert): New global flag.
7289 (copy_reference_ops_from_ref): Value-number union member access
7290 based on its size, not type and member if insertion is allowed.
7291 (visit_reference_op_load): For a weak match from union type
7292 punning lookup a view-converted value and insert a SSA_NAME
7293 for that value if that is not found.
7294 (visit_use): Make dumps shorter. Do not disallow value numbering
7295 SSA_NAMEs that are life over an abnormal edge to constants.
7296 (free_scc_vn): Release inserted SSA_NAMEs.
7297 (run_scc_vn): New flag to specify whether insertion is allowed.
7298 Process SSA_NAMEs in forward order.
7299 * tree-ssa-loop-im.c (for_each_index): Handle invariant
7300 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
7301 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
7302 pointer type to/from integral types that do not change the
7303 precision to regular conversions.
7305 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7307 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7308 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7309 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
7310 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
7311 input arguments and the mode of return value. Built-in functions
7312 that operate on whole 64-bit MMX register now use V1DI mode.
7314 2008-03-13 Alon Dayan <alond@il.ibm.com>
7315 Olga Golovanevsky <olga@il.ibm.com>
7317 PR tree-optimization/35041
7318 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
7319 to locate the right position in a statement.
7321 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7325 * config/i386/xmmintrin.h: Change all static inline functions to
7326 extern inline and add __gnu_inline__ attribute.
7327 * config/i386/bmintrin.h: Ditto.
7328 * config/i386/smmintrin.h: Ditto.
7329 * config/i386/tmmintrin.h: Ditto.
7330 * config/i386/mmintrin-common.h: Ditto.
7331 * config/i386/ammintrin.h: Ditto.
7332 * config/i386/emmintrin.h: Ditto.
7333 * config/i386/pmmintrin.h: Ditto.
7334 * config/i386/mmintrin.h: Ditto.
7335 * config/i386/mm3dnow.h: Ditto.
7337 2008-03-13 Jakub Jelinek <jakub@redhat.com>
7340 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
7341 (lower_omp_2): New function.
7342 (lower_omp_1, lower_omp): Rewritten.
7344 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
7347 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
7348 with the phrase "Microsoft Windows compilers".
7349 (Push/Pop Macro Pragmas): New subsection. Document
7350 #pragma push_macro and pragma pop_macro.
7352 2008-03-12 Paul Brook <paul@codesourcery.com>
7354 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
7356 2008-03-12 Paul Brook <paul@codesourcery.com>
7358 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
7359 (thumb2_alusi3_short): Exclude PLUS and MINUS.
7360 (thumb2_addsi_shortim): Rename ...
7361 (thumb2_addsi_short): ... to this. Allow register operands.
7362 (thumb2_subsi_short): New pattern.
7363 (thumb2_one_cmplsi2_short,
7364 thumb2_negsi2_short): New patterns and peepholes.
7366 2008-03-12 Paul Brook <paul@codesourcery.com>
7368 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
7370 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
7372 * config/i386/i386.md (int_cond): New code iterator.
7374 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
7375 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
7376 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
7377 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
7378 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
7379 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
7380 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
7381 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
7383 2008-03-12 Paul Brook <paul@codesourcery.com>
7385 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
7386 instead of {arm,thumb}_compute_save_reg_mask.
7387 (output_return_instruction): Ditto.
7388 (thumb_unexpanded_epilogue): Ditto.
7389 (thumb1_expand_prologue): Ditto.
7390 (thumb1_output_function_prologue): Ditto.
7391 (arm_set_return_address): Ditto.
7392 (thumb_set_return_address): Ditto.
7393 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
7394 regs to achieve stack alignment.
7395 (thumb1_compute_save_reg_mask): Fix compiler warning.
7396 (arm_output_epilogue): Use offsets->saved_regs_mask.
7397 Adjust stack pointer by poping call clobered registers.
7398 (arm_expand_prologue): Use offsets->saved_regs_mask.
7399 Adjust stack pointer by pushing extra registers.
7400 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
7402 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
7405 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
7406 conversion to the operands of a multiplication.
7408 2008-03-12 Richard Guenther <rguenther@suse.de>
7410 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
7411 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
7412 * timevar.def (TV_TREE_PHIPROP): Add.
7413 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
7414 pass description. Use TV_TREE_PHIPROP.
7415 * tree-ssa-forwprop.c: Remove phiprop code.
7417 2008-03-12 Jakub Jelinek <jakub@redhat.com>
7420 * omp-low.c (maybe_lookup_decl): Constify first argument.
7421 (use_pointer_for_field): Change last argument from bool to
7422 omp_context *. Disallow shared copy-in/out in nested
7423 parallel if decl is shared in outer parallel too.
7424 (build_outer_var_ref, scan_sharing_clauses,
7425 lower_rec_input_clauses, lower_copyprivate_clauses,
7426 lower_send_clauses, lower_send_shared_vars): Adjust callers.
7428 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
7429 Ira Rosen <irar@il.ibm.com>
7431 * tree-vectorizer.c (free_stmt_vec_info): New function.
7432 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
7433 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
7434 * tree-vectorizer.h (free_stmt_vec_info): Declare.
7435 * tree-vect-transform.c (vectorizable_conversion): Free
7436 vec_oprnds0 if it was allocated.
7437 (vect_permute_store_chain): Remove unused VECs.
7438 (vectorizable_store): Free VECs that are allocated in the..
7440 (vect_transform_strided_load, vectorizable_load): Likewise.
7441 (vect_remove_stores): Simplify the code.
7442 (vect_transform_loop): Move code to vect_remove_stores().
7443 Call vect_remove_stores() and free_stmt_vec_info().
7445 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7447 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
7448 TARGET_HPUX. Revise comment.
7449 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
7450 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
7451 Use sr4 variant of `be' instruction when not generating PIC code.
7452 (attr_length_call): Adjust for above change.
7454 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7456 * ipa-reference.c (static_execute): Remove module_statics_const and
7457 associated setting code.
7459 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7462 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
7463 predicate for operand 1.
7464 (paritysi2_cmp): Use register_operand predicate for operand 2.
7465 Use earlyclobber modifier for operand 1. Remove support for
7467 (paritydi2_cmp): Use register_operand predicate for operand 3.
7468 Use earlyclobber modifier for operand 1. Remove support for
7471 2008-03-11 Paul Brook <paul@codesourcery.com>
7472 Vladimir Prus <vladimir@codesourcery.com>
7474 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
7475 (arm_compute_save_reg0_reg12_mask): Always
7476 check if register 11 must be saved. Always safe hard frame pointer
7477 when frame_pointer_needeed.
7478 (arm_compute_save_reg_mask): Save IP and PC
7479 only with apcs frames.
7480 (arm_output_epilogue): Adjust Thumb2 codepath to
7481 be also invoked and work for ARM non-apcs frames.
7482 (arm_expand_prologue): Don't bother saving IP
7483 for non-apcs frame, since it's not clobbered by
7484 prologue code. Implement non-apcs frame
7487 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7489 PR rtl-optimization/35281
7490 * expr.c (convert_move): Use a new pseudo for the intermediate
7491 from_mode->word_mode result.
7493 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7495 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
7496 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
7497 * toplev.c (compile_file): Don't call it.
7499 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7502 * expr.c (store_expr): Call emit_block_move if the mode
7503 of "temp" RTX is BLKmode.
7505 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7506 Richard Guenther <rguenther@suse.de>
7508 PR tree-optimization/31358
7509 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
7510 the step with a NULL_TREE.
7511 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
7512 to sizetype if type is a pointer type.
7513 (add_candidate_1): Don't convert the base and step to
7514 the generic type if the orginal type is a pointer type.
7515 (add_iv_value_candidates): Use sizetype for the step
7516 if type is a pointer type.
7517 (cand_value_at): Likewise.
7518 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7520 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
7521 Don't convert the tem affine to the type.
7522 (add_elt_to_tree): Use sizetype for the step if a pointer.
7523 Use POINTER_PLUS_EXPR for pointers.
7524 (aff_combination_to_tree): Use sizetype for the step if a
7527 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
7529 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
7530 Remove commutativity hint.
7532 2008-03-10 Jakub Jelinek <jakub@redhat.com>
7536 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
7537 errorneous type. Check that v is a VAR_DECL.
7540 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
7542 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
7544 PR tree-optimization/35494
7545 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
7546 may be overriden at link and run time.
7548 2008-03-10 Richard Guenther <rguenther@suse.de>
7550 PR tree-optimization/34677
7551 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
7552 (poolify_tree): Likewise.
7553 (modify_expr_template): Likewise.
7554 (poolify_modify_stmt): Likewise.
7555 (insert_fake_stores): Handle all component-ref style stores
7556 in addition to INDIRECT_REF. Also handle complex types.
7557 Do not poolify the inserted load.
7558 (realify_fake_stores): Do not rebuild the tree but only
7559 make it a SSA_NAME copy.
7560 (init_pre): Remove initialzation of modify_expr_template.
7561 Do not allocate modify_expr_node_pool.
7562 (fini_pre): Do not free modify_expr_node_pool.
7564 2008-03-10 Paul Brook <paul@codesourcery.com>
7566 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
7569 2008-03-10 Paul Brook <paul@codesourcery.com>
7570 Mark Shinwell <shinwell@codesourcery.com>
7572 * config/arm/cortex-r4.md: New.
7573 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
7575 * config/arm/arm.md: Include cortex-r4.md.
7576 (insn): Add smmls, sdiv and udiv values.
7577 (generic_sched): Don't use generic scheduling for Cortex-R4.
7578 (arm_issue_rate): New function.
7579 (TARGET_SCHED_ISSUE_RATE): Define.
7581 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
7583 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
7585 2008-03-10 Richard Guenther <rguenther@suse.de>
7587 * tree-ssa-pre.c (get_sccvn_value): Simplify.
7588 (compute_avail): Do not add stmt uses to AVAIL_OUT.
7590 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
7592 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
7593 Set default to true.
7595 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7597 * c.opt (Wsynth): Deprecate.
7598 * doc/invoke.texi (Option Summary, Warning Options): Document
7599 -Wno-format-contains-nul.
7601 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
7604 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
7605 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
7607 2008-03-09 Ira Rosen <irar@il.ibm.com>
7609 * config/rs6000/rs6000.c (builtin_description): Rename vector
7610 left shift operations.
7611 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
7612 (altivec_vsl<VI_char>): Rename to ...
7613 (ashl<mode>3): ... new name.
7614 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
7616 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
7618 2008-03-08 Richard Guenther <rguenther@suse.de>
7620 * coverage.h (tree_coverage_counter_addr): Declare.
7621 * coverage.c (tree_coverage_counter_addr): New function.
7622 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
7624 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
7625 (tree_gen_one_value_profiler): Likewise.
7626 (tree_gen_ic_profiler): Likewise.
7627 (tree_gen_average_profiler): Likewise.
7628 (tree_gen_ior_profiler): Likewise.
7630 2008-03-08 Richard Guenther <rguenther@suse.de>
7632 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
7633 (vn_binary_op_insert): Likewise.
7634 (vn_unary_op_lookup): Likewise.
7635 (vn_unary_op_insert): Likewise.
7636 (vn_nary_op_lookup): Declare.
7637 (vn_nary_op_insert): Likewise.
7638 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
7639 and binary hashes, use a single obstack for unary_op_pool
7641 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
7642 a single struct vn_nary_op_s. Store tree code length and
7643 a variable number of operands.
7644 (struct vn_reference_op_struct): Remove unused op2.
7645 (vn_reference_op_eq): Do not compare op2.
7646 (vn_reference_op_compute_hash): Do not compute hash of op2.
7647 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
7648 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
7649 with vn_nary_op_compute_hash.
7650 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
7651 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
7653 (vn_unary_op_insert, vn_binary_op_insert): Replace with
7655 (visit_unary_op): Call nary functions.
7656 (visit_binary_op): Likewise.
7657 (process_scc): Adjust for struct vn_tables_s changes.
7658 (allocate_vn_table): Likewise.
7659 (free_vn_table): Likewise.
7660 * tree-vn.c (vn_add): Call nary functions.
7661 (vn_lookup): Likewise.
7663 2008-03-08 Jakub Jelinek <jakub@redhat.com>
7666 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
7667 wdst back after sync_compare_and_swapqhi_internal.
7669 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
7672 * config/i386/i386-modes.def (V1DI): New vector mode.
7673 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
7674 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
7675 (MMXMODE248): Ditto.
7676 (MMXMODE): Add V1DI mode.
7677 (mmxvecsize): Change DI mode to V1DI mode.
7678 ("mov<mode>): Use MMXMODEI8 mode iterator.
7679 ("*mov<mode>_internal_rex64"): Ditto.
7680 ("*mov<mode>_internal"): Ditto.
7681 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
7682 ("mmx_sub<mode>3"): Ditto.
7683 ("mmx_adddi3"): Remove insn pattern.
7684 ("mmx_subdi3"): Ditto.
7685 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
7686 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
7687 ("mmx_ashl<mode>3"): Ditto.
7688 ("mmx_lshrdi3"): Remove insn pattern.
7689 ("mmx_ashldi3"): Ditto.
7690 * config/i386/i386.c (classify_argument): Handle V1DImode.
7691 (function_arg_advance_32): Ditto.
7692 (function_arg_32): Ditto.
7693 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
7694 mmx_addv1di3 insn pattern.
7695 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
7696 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
7697 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
7698 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
7699 Remove definitions of built-in functions.
7700 (V1DI_type_node): New node.
7701 (v1di_ftype_v1di_int): Ditto.
7702 (v1di_ftype_v1di_v1di): Ditto.
7703 (v2si_ftype_v2si_si): Ditto.
7704 (v4hi_ftype_v4hi_di): Remove node.
7705 (v2si_ftype_v2si_di): Ditto.
7706 (ix86_init_mmx_sse_builtins): Handle V1DImode.
7707 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
7708 Redefine builtins using def_builtin_const with *_ftype_*_int node.
7709 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
7710 Add new builtins using def_builtin_const.
7711 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
7712 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
7713 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
7714 * config/i386/mmintrin.h (__v1di): New typedef.
7715 (_mm_add_si64): Cast arguments to __v1di type.
7716 (_mm_sub_si64): Ditto.
7717 (_mm_sll_pi16): Cast __count to __v4hi type.
7718 (_mm_sll_pi32): Cast __count to __v2si type.
7719 (_mm_sll_si64): Cast arguments to __v1di type.
7720 (_mm_srl_pi16): Cast __count to __v4hi type.
7721 (_mm_srl_pi32): Cast __count to __v2si type.
7722 (_mm_srl_si64): Cast arguments to __v1di type.
7723 (_mm_sra_pi16): Cast __count to __v4hi type.
7724 (_mm_sra_pi32): Cast __count to __v2si type.
7725 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
7726 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
7727 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
7728 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
7729 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
7730 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
7731 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
7732 (_mm_srai_pi32): Use __builtin_ia32_psradi.
7733 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
7734 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7735 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7736 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
7738 2008-03-07 Joseph Myers <joseph@codesourcery.com>
7740 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
7742 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
7745 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
7746 reg+const addressing for Altivec modes. Don't generate reg+reg
7747 addressing for TFmode or TDmode quantities.
7749 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
7751 * c-common.c (vector_types_convertible_p): Call langhook
7752 instead of comptypes.
7754 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7757 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
7758 integral and scalar float variables which have a
7761 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
7763 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
7764 dwarf_register_span hook when emitting unwind information for
7765 register-to-memory saves.
7766 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
7767 (rs6000_frame_related): Remove call to spe_synthesize_frame.
7769 2008-03-06 Jakub Jelinek <jakub@redhat.com>
7771 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
7772 for the same VAR_DECL.
7774 2008-03-06 Tom Tromey <tromey@redhat.com>
7777 * doc/standards.texi (Standards): Don't mention treelang.
7778 * doc/invoke.texi (Overall Options): Don't mention treelang.
7779 * doc/install.texi (Prerequisites): Don't mention bison or
7781 (Configuration): Don't mention treelang.
7782 (Building): Likewise.
7783 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
7785 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
7787 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
7788 word-extractions out of a multi-word object.
7790 2008-03-06 Richard Guenther <rguenther@suse.de>
7792 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
7793 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
7794 result type and precision.
7795 * expr.c (get_inner_reference): Set unsignedp based on the result
7796 type of BIT_FIELD_REF.
7797 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
7798 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
7799 (try_instantiate_multiple_fields): Likewise. Use the correct type
7801 (sra_build_assignment): Likewise.
7802 (sra_build_elt_assignment): Likewise.
7803 (sra_explode_bitfield_assignment): Likewise.
7804 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
7805 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
7806 set BIT_FIELD_REF_UNSIGNED.
7807 (vectorizable_load): Likewise.
7809 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
7811 * cse.c (cse_extended_basic_block): Invalidate artificial defs
7814 2008-03-06 Richard Guenther <rguenther@suse.de>
7816 * alias.c (struct alias_set_entry): Move has_zero_child field
7817 to pack with alias_set.
7819 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7821 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7824 2008-03-05 Ian Lance Taylor <iant@google.com>
7826 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
7828 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7830 * fwprop.c (update_df): Support width and offset parameters of
7832 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
7833 global_conflicts): Change DF_REF_EXTRACT to either
7834 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7835 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7836 * df-scan.c (df_ref_record, df_defs_record,
7837 df_ref_create_structure, df_def_record_1, df_uses_record,
7838 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
7839 df_bb_refs_collect, df_entry_block_defs_collect,
7840 df_exit_block_uses_collect): Support new width and offset fields.
7841 (ref_extract_pool): New storage pool.
7842 (df_free_ref): New function.
7843 (df_reg_chain_unlink, df_free_collection_rec,
7844 df_sort_and_compress_refs): Call df_free_ref.
7845 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
7847 (df_ref_create_structure): Allocate df_ref_extract if offset and
7848 width fields are used.
7849 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
7850 (df_uses_record): Get offset and width from ZERO_EXTRACT
7852 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
7853 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7854 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7855 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
7856 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7857 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7858 (df_ref_extract): New structure.
7859 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
7860 (df_ref_create): Add width and offset parameters.
7862 2008-03-05 Richard Guenther <rguenther@suse.de>
7864 * tree-ssa-structalias.c (get_constraint_for_component_ref):
7865 Use ranges_overlap_p.
7866 (offset_overlaps_with_access): Rename
7867 to ranges_overlap_p and move ...
7868 * tree-flow-inline.h (ranges_overlap_p): ... here.
7870 * tree.h (get_inner_reference, handled_component_p): Update
7873 * tree.h (record_component_aliases, get_alias_set,
7874 alias_sets_conflict_p, alias_sets_must_conflict_p,
7875 objects_must_conflict_p): Move declarations ...
7876 * alias.h (record_component_aliases, get_alias_set,
7877 alias_sets_conflict_p, alias_sets_must_conflict_p,
7878 objects_must_conflict_p): ... here.
7879 Include coretypes.h.
7880 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
7882 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
7884 * cfg.c: Include tree-flow.h.
7885 (remove_edge_raw): Call redirect_edge_var_map_clear.
7886 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
7887 * tree-flow-inline.h (redirect_edge_var_map_def): New.
7888 (redirect_edge_var_map_result): New.
7889 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
7890 PENDING_STMT use with redirect_edge_var_map_*.
7891 * tree-ssa.c (edge_var_maps): New definition.
7892 (redirect_edge_var_map_add): New.
7893 (redirect_edge_var_map_clear): New.
7894 (redirect_edge_var_map_dup): New.
7895 (redirect_edge_var_map_vector): New.
7896 (redirect_edge_var_map_destroy): New.
7897 (ssa_redirect_edge): Replace PENDING_STMT use with
7898 redirect_edge_var_map_*.
7899 (flush_pending_stmts): Same.
7900 (delete_tree_ssa): Destroy edge var map.
7901 * tree-flow.h (struct _edge_var_map): New.
7902 Define edge_var_map vector type.
7903 Declare redirect_edge_var_map_* prototypes.
7904 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
7905 * tree-cfg.c (reinstall_phi_args): Replace
7906 PENDING_STMT use with redirect_edge_var_map_*.
7908 2008-03-05 Richard Guenther <rguenther@suse.de>
7910 PR tree-optimization/35472
7911 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
7912 whose single use_stmt has a overlapping set of loaded and
7913 stored symbols as that use_stmt might be a noop assignment then.
7915 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
7917 * gthr-rtems.h: Implement __gthread_mutex_destroy.
7919 2008-03-05 Richard Guenther <rguenther@suse.de>
7922 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
7923 should be constants.
7924 * tree-cfg.c (verify_expr): Verify it.
7925 * fold-const.c (fold_truthop): Remove code generating
7926 BIT_FIELD_REFs of structure bases.
7927 (fold_binary): Likewise.
7928 (fold_ternary): Position and size of BIT_FIELD_REFs are
7929 always host integers.
7930 (make_bit_field_ref): Remove.
7931 (optimize_bit_field_compare): Remove.
7932 (all_ones_mask_p): Remove.
7934 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
7937 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
7938 (split_block_and_df_analyze): New. Split basic block and rebuild
7940 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
7942 (split_pattern_seq): Likewise.
7943 (erase_matching_seqs): Likewise.
7944 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
7946 2008-03-04 Geoff Keating <geoffk@apple.com>
7948 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
7949 declaration and code.
7950 (tree_invalid_nonnegative_warnv_p): Likewise.
7952 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7954 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
7955 examples. Truncate option-names then causing overfull hbox.
7957 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7960 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
7962 * configure: Rebuilt.
7964 2008-03-04 Rafael Espindola <espindola@google.com>
7966 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
7967 (tree_unary_nonnegative_warnv_p): New.
7968 (tree_binary_nonnegative_warnv_p): New.
7969 (tree_single_nonnegative_warnv_p): New.
7970 (tree_invalid_nonnegative_warnv_p): New.
7971 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
7973 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7976 * opts.c (handle_option): Postpone 'unknown option' errors only for
7979 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
7982 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
7985 2008-03-04 Rafael Espindola <espindola@google.com>
7987 * fold-const.c (tree_unary_nonzero_warnv_p): New.
7988 (tree_binary_nonzero_warnv_p): New.
7989 (tree_single_nonzero_warnv_p): New.
7990 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
7992 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
7995 * fold-const.c (fold_cond_expr_with_comparison): Prevent
7996 transformations for modes that have signed zeros.
7997 * ifcvt.c (noce_try_abs): Ditto.
7999 2008-03-04 Joseph Myers <joseph@codesourcery.com>
8001 * config/i386/i386.c (override_options): Force
8002 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
8004 2008-03-04 Jan Hubicka <jh@suse.cz>
8007 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
8010 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8012 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
8013 label to probe the stack.
8015 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8017 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
8018 (__gthr_win32_mutex_destroy): Declare.
8019 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
8020 __gthr_win32_mutex_destroy.
8021 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
8023 2008-03-03 Jan Hubicka <jh@suse.cz>
8026 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
8027 aggressive on inlining cold calls.
8029 2008-03-03 Richard Guenther <rguenther@suse.de>
8031 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
8032 struct copies into the expression table.
8033 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
8034 (try_to_simplify): Likewise.
8035 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
8036 integral and pointer arguments which do not change the
8037 precision to NOP_EXPRs.
8038 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
8039 VIEW_CONVERT_EXPR case.
8041 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
8043 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
8044 defined in a loop at depth 0 is invariant.
8045 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8046 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
8047 be called at loop depth 0.
8049 2008-03-02 Jakub Jelinek <jakub@redhat.com>
8052 * gcc.c (process_command): Update copyright notice dates.
8053 * gcov.c (print_version): Likewise.
8054 * gcov-dump.c (print_version): Likewise.
8055 * mips-tfile.c (main): Likewise.
8056 * mips-tdump.c (main): Likewise.
8058 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8061 * c-common.c (flag_permissive): Delete.
8062 (constant_expression_warnings): Check flags first.
8063 (constant_expression_error): New.
8064 * c-common.h (flag_permissive): Delete.
8065 (constant_expression_error): Declare.
8066 * flags.h (flag_permissive): Declare. Update description.
8067 * diagnostic.c (pedwarn): Update.
8069 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
8070 (permissive_error_kind): New.
8071 * toplev.c (flag_permissive): Define. Update description.
8072 * toplev.h (permissive_error_kind): Declare.
8073 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
8074 (pedwarn_c90): Use pedantic_warning_kind.
8075 * c-opts.c (c_common_post_options): flag_permissive does not affect
8076 flag_pedantic_errors.
8078 2008-03-02 Joseph Myers <joseph@codesourcery.com>
8080 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
8081 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
8082 __absvsi2, __absvDI2): Use unsigned arithmetic.
8084 2008-03-02 Andi Kleen <ak@suse.de>
8085 Richard Guenther <rguenther@suse.de>
8087 * struct-equiv.c: Remove file.
8088 * cfg_cleanup.c (condjump_equiv_p): Remove.
8089 * Makefile.in (OBJS-common): Remove struct-equiv.o.
8090 (struct-equiv.o): Remove rule.
8091 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
8092 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
8093 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
8095 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8097 * ifcvt.c (noce_process_if_block): Try to handle only the then
8098 block if the else block exists but isn't suitable.
8100 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8103 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
8104 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
8105 regression from previous patch.
8107 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8110 * gthr.h: Add __gthread_mutex_destroy as a function that must be
8112 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
8113 * gthr-single.h (__gthread_mutex_destroy): Likewise.
8114 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
8115 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
8116 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
8117 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
8118 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
8119 (__gthread_mutex_destroy_function): Rename to
8120 __gthread_mutex_destroy.
8121 * gthr-dce.h (__gthread_mutex_destroy): Call
8122 pthread_mutex_destroy.
8123 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
8124 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
8125 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
8127 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8129 * df-scan.c (df_ref_chain_change_bb): Simplify.
8130 (df_insn_change_bb): Add new_bb argument. Simplify. Call
8131 set_block_for_insn if there's any change.
8132 * df.h ((df_insn_change_bb): Fix prototype.
8133 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
8134 df_insn_change_bb, don't call set_block_for_insn.
8135 * emit-rtl.c (reorder_insns): Likewise.
8136 * haifa-sched.c (move_insn): Likewise.
8138 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8140 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
8142 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8144 * tree-flow-inline.h (next_readonly_imm_use): Return
8145 NULL_USE_OPERAND_P after the end.
8147 2008-03-01 Richard Guenther <rguenther@suse.de>
8149 PR tree-optimization/35411
8150 * tree-sra.c (sra_build_assignment): Split conversion to
8151 final type to a separate statement if we are not assigning
8154 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8156 * fold-const.c (fold_convertible_p): Correct the logic to follow
8157 that in fold_convert().
8159 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
8162 * tree-inline.c (build_duplicate_type): When we make a
8163 duplicate type, make it unique in the canonical types system.
8165 2008-02-29 Tom Tromey <tromey@redhat.com>
8167 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
8168 input_file_stack_history, input_file_stack_restored): Remove.
8169 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8170 * input.h (struct file_stack): Remove.
8171 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8172 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
8174 * diagnostic.h (struct diagnostic_context) <last_module>: Change
8176 (diagnostic_last_module_changed): Add 'map' argument.
8177 (diagnostic_set_last_function): Likewise.
8178 * diagnostic.c (undiagnostic_report_current_module): Iterate using
8179 line map, not input_file_stack.
8180 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
8182 2008-02-29 Paul Brook <paul@codesourcery.com>
8184 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
8186 2008-02-29 Paul Brook <paul@codesourcery.com>
8188 * config/arm/ieee754-df.S (muldf3): Use RET macros.
8190 2008-02-29 Richard Guenther <rguenther@suse.de>
8192 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
8194 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
8195 value for comparing for a store match.
8196 (simplify_unary_expression): Do nothing for SSA_NAMEs.
8197 (try_to_simplify): Do not do a full-blown reference lookup.
8199 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8201 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
8202 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8204 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
8206 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
8208 * tree-loop-linear.c (try_interchange_loops): Compare memory access
8209 strides against cache sizes.
8211 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8213 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
8216 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
8218 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
8219 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
8220 is smaller than the original promoted value.
8221 (simplify_subreg): If OP is a SUBREG, try to preserve its
8222 SUBREG_PROMOTED_VAR_P information.
8224 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
8226 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
8227 (VN_INFO_GET): Allocate new objects on the obstack.
8228 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
8229 for rpo_numbers_temp, for consistency.
8230 (free_scc_vn): Free the obstack.
8232 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
8234 * doc/invoke.texi: Document -ftree-loop-distribution.
8235 * tree-loop-distribution.c: New.
8236 * tree-pass.h (pass_loop_distribution): New.
8237 * graphds.h (struct graph): Add htab_t indices.
8238 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
8239 * tree-vectorizer.c (rename_variables_in_loop): Extern.
8240 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
8241 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
8242 * tree-data-ref.c (debug_data_dependence_relations): New.
8243 (dump_data_dependence_relation): Also print data references.
8244 (free_data_ref): Extern.
8245 (same_access_functions): Moved...
8246 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
8247 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8248 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
8249 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
8250 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
8251 (stmts_from_loop): Skip LABEL_EXPR.
8252 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
8254 (build_rdg): Initialize rdg->indices htab.
8255 (free_rdg, stores_from_loop, ref_base_address,
8256 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
8257 have_similar_memory_accesses_1, ref_base_address_1,
8258 remove_similar_memory_refs): New.
8259 * tree-data-ref.h: Depend on tree-chrec.h.
8260 (debug_data_dependence_relations, free_data_ref): Declared.
8261 (same_access_functions): ... here.
8262 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
8264 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
8265 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
8266 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
8267 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8268 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
8269 rdg_vertex_for_stmt): Declared.
8270 (struct rdg_edge): Add level.
8272 (free_rdg, stores_from_loop, remove_similar_memory_refs,
8273 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
8275 (rdg_has_similar_memory_accesses): New.
8276 * tree-vect-analyze.c: Remove unused static decls.
8277 * lambda.h (dependence_level): New.
8278 * common.opt (ftree-loop-distribution): New.
8279 * tree-flow.h (mark_virtual_ops_in_bb,
8280 slpeel_tree_duplicate_loop_to_edge_cfg,
8281 rename_variables_in_loop): Declared.
8282 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
8283 (OBJS-common): Add tree-loop-distribution.o.
8284 (tree-loop-distribution.o): New rule.
8285 * tree-cfg.c (mark_virtual_ops_in_bb): New.
8286 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
8287 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
8289 2008-02-28 Joseph Myers <joseph@codesourcery.com>
8292 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
8293 other than structures and unions.
8295 2008-02-28 Richard Guenther <rguenther@suse.de>
8298 2008-02-26 Richard Guenther <rguenther@suse.de>
8300 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8301 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8302 (lookup_decl_from_uid): Declare.
8303 (remove_decl_from_map): Likewise.
8304 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8305 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8306 (decl_for_uid_map): New global hashtable mapping DECL_UID
8308 (init_ttree): Allocate it.
8309 (insert_decl_to_uid_decl_map): New helper function.
8310 (make_node_stat): Insert new decls into the map.
8311 (copy_node_stat): Likewise.
8312 (lookup_decl_from_uid): New function.
8313 (remove_decl_from_map): Likewise.
8314 (print_decl_for_uid_map_statistics): New helper.
8315 (dump_tree_statistics): Call it.
8317 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8318 (referenced_var_iterator): Adjust.
8319 (FOR_EACH_REFERENCED_VAR): Adjust.
8320 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8321 (num_referenced_vars): Adjust.
8322 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8323 (first_referenced_var): Remove.
8324 (end_referenced_vars_p): Likewise.
8325 (next_referenced_var): Likewise.
8326 (referenced_var_iterator_set): New helper function.
8327 * tree-dfa.c (referenced_var_lookup): Adjust.
8328 (referenced_var_check_and_insert): Likewise.
8329 (remove_referenced_var): Likewise.
8330 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8331 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8332 (verify_call_clobbering): Likewise.
8333 (verify_memory_partitions): Likewise.
8334 (init_tree_ssa): Allocate bitmap instead of hashtable for
8336 (delete_tree_ssa): Adjust.
8337 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8338 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8339 (compute_tag_properties): Likewise.
8340 (set_initial_properties): Likewise.
8341 (find_partition_for): Likewise.
8342 (update_reference_counts): Likewise.
8343 (dump_may_aliases_for): Likewise.
8344 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8345 (add_call_clobber_ops): Likewise.
8346 (add_call_read_ops): Likewise.
8347 (get_asm_expr_operands): Likewise.
8348 * tree-into-ssa.c (dump_decl_set): Likewise.
8349 (update_ssa): Likewise.
8350 * tree-sra.c (scan_function): Likewise.
8351 (decide_instantiations): Likewise.
8352 (scalarize_parms): Likewise.
8353 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8354 (dsa_named_for): Likewise.
8355 * tree-ssa-structalias.c (update_alias_info): Likewise.
8356 (merge_smts_into): Likewise.
8358 2008-02-27 David Daney <ddaney@avtrex.com>
8361 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
8362 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
8363 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
8364 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
8365 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
8367 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
8370 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
8371 (BUILT_IN_NEXTTOWARD): Remove.
8372 (BUILT_IN_NEXTTOWARDF): Ditto.
8373 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
8374 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
8376 2008-02-27 Tom Tromey <tromey@redhat.com>
8378 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
8379 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
8381 2008-02-27 Jan Beulich <jbeulich@novell.com>
8383 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
8384 update the respective field on newdecl.
8386 2008-02-27 Revital Eres <eres@il.ibm.com>
8388 PR rtl-optimization/34999
8389 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
8390 crossing edges that ends with a call insn.
8391 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
8392 call insn and clear the EDGE_CROSSING flag of the crossing edge
8393 when fixing fallthru edges.
8395 2008-02-27 Richard Guenther <rguenther@suse.de>
8398 * fold-const.c (fold_unary): Return the correct argument,
8399 converted to the result type.
8401 2008-02-27 Richard Guenther <rguenther@suse.de>
8404 * expr.c (expand_expr_real_1): Assert on rotates that operate
8406 * fold-const.c (fold_binary): Use the types precision, not the
8407 bitsize of the mode if folding rotate expressions. Build rotates
8408 only for full modes.
8410 2008-02-27 Jakub Jelinek <jakub@redhat.com>
8412 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
8414 * c-pragma.c (pragma_ns_name): New typedef.
8415 (registered_pp_pragmas): New variable.
8416 (c_pp_lookup_pragma): New function.
8417 (c_register_pragma_1): If flag_preprocess_only, do nothing
8418 for non-expanded pragmas, for expanded ones push pragma's
8419 namespace and name into registered_pp_pragmas vector.
8420 (c_invoke_pragma_handler): Register OpenMP pragmas even when
8421 flag_preprocess_only, don't register GCC pch_preprocess
8422 pragma if flag_preprocess_only.
8423 * c-opts.c (c_common_init): Call init_pragma even if
8424 flag_preprocess_only.
8425 * c-pragma.c (c_pp_lookup_pragma): New prototype.
8426 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
8427 cpp_register_pragma if flag_preprocess_only.
8429 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8432 * c-parser.c (c_parser_translation_unit): Warn for empty
8433 translation unit, not empty source file.
8435 2008-02-26 Paul Brook <paul@codesourcery.com>
8437 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
8438 operand for Thumb-2.
8439 * config/arm/arm.h (reg_class): Add CORE_REGS.
8440 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
8441 (BASE_REG_CLASS): Use CORE_REGS.
8442 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
8443 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
8444 (REGNO_OK_FOR_INDEX_P): Exclude SP.
8445 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
8446 ARM_REGNO_OK_FOR_INDEX_P.
8447 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
8448 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
8449 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
8450 (ldm/stm peepholes): Ditto.
8451 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
8452 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
8453 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
8454 * config/arm/constraints.md: Enable "k" constraint on ARM.
8456 2008-02-27 Ben Elliston <bje@au.ibm.com>
8458 * config/rs6000/rs6000.c: Annotate cache line size field in all
8459 instances of struct processor_costs.
8461 2008-02-26 David Edelsohn <edelsohn@gnu.org>
8463 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
8464 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
8465 jump_bypass): New counters.
8466 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
8467 * dce.c (gate_ud_dce): Same.
8468 (gate_fast_dce): Same.
8469 * dse.c (gate_dse1): New function.
8470 (gate_dse2): New function.
8471 (gate_dse): Merge results of new gate functions.
8472 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
8473 (gate_handle_jump_bypass): Add dbg_cnt.
8474 (gate_handle_gcse): Add dbg_cnt.
8475 * ifcvt.c (gate_handle_if_conversion): Same.
8476 (gate_handle_if_after_combine): Same.
8477 (gate_handle_if_after_reload): Same.
8478 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
8480 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
8482 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
8484 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
8486 2008-02-26 Jason Merrill <jason@redhat.com>
8489 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
8490 alone if it's the naming decl for the type's main variant.
8492 2008-02-26 Tom Tromey <tromey@redhat.com>
8494 * system.h (USE_MAPPED_LOCATION): Poison.
8495 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
8496 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
8497 (make_goto_expr_edges): Likewise.
8498 (remove_bb): Likewise.
8499 (execute_warn_function_return): Likewise.
8500 * basic-block.h (struct edge_def) <goto_locus>: Change type to
8502 * c-common.c (fname_decl): Remove old location code.
8503 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
8505 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
8507 (ASM_INPUT_SOURCE_LOCATION): Likewise.
8508 (gen_rtx_ASM_INPUT): Likewise.
8509 (gen_rtx_ASM_INPUT_loc): Likewise.
8510 (get_rtx_asm_OPERANDS): Remove.
8511 * cfglayout.c (insn_locators_alloc): Remove old location code.
8512 (set_curr_insn_source_location): Likewise.
8513 (curr_insn_locator): Likewise.
8514 * print-tree.c (print_node): Remove old location code.
8515 * tree-mudflap.c (mf_varname_tree): Remove old location code.
8516 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
8517 * cfgexpand.c (expand_gimple_cond_expr): Don't use
8518 location_from_locus.
8519 (construct_exit_block): Remove old location code.
8520 * emit-rtl.c (force_next_line_note): Remove old location code.
8521 * profile.c (branch_prob): Remove old location code.
8522 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
8523 LOC_LINE): Remove old-location variants.
8524 * langhooks.c (lhd_print_error_function): Remove old location
8526 * configure, config.in: Rebuilt.
8527 * configure.ac (--enable-mapped-location): Remove.
8528 * c-decl.c (c_init_decl_processing): Remove old location code.
8529 (finish_function): Likewise.
8530 * recog.c (decode_asm_operands): Remove old location code.
8531 * c-pch.c (c_common_read_pch): Remove old location code.
8532 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
8534 * gimple-low.c (lower_function_body): Remove old location code.
8535 * toplev.c (unknown_location): Remove.
8536 (push_srcloc): Remove old-location variant.
8537 (process_options): Remove old location code.
8538 (lang_dependent_init): Likewise.
8539 * input.h (UNKNOWN_LOCATION): Move definition.
8540 (location_t): Undeprecate.
8541 (source_locus): Remove.
8542 (location_from_locus): Remove.
8543 (struct location_s): Remove.
8544 Remove all old-location code.
8545 (input_line, input_filename): Remove.
8546 * final.c (final_scan_insn): Remove old location code.
8547 * diagnostic.c (diagnostic_build_prefix): Remove
8548 USE_MAPPED_LOCATION test.
8549 * tree.h (gimple_stmt) <locus>: Now a location_t.
8550 (tree_exp) <locus>: Likewise.
8551 (DECL_IS_BUILTIN): Remove old-location variant.
8552 (annotate_with_file_line, annotate_with_locus): Likewise.
8553 (expr_locus, set_expr_locus): Update.
8554 * tree.c (build1_stat): Remove old location code.
8555 (last_annotated_node): Remove.
8556 (annotate_with_file_line): Remove old-location variant.
8557 (annotate_with_locus): Likewise.
8558 (expr_location): Remove old location code.
8559 (set_expr_location): Likewise.
8560 (expr_has_location): Likewise.
8561 (expr_locus): Likewise.
8562 (set_expr_locus): Likewise.
8563 (expr_filename): Don't use location_from_locus.
8564 (expr_lineno): Likewise.
8565 * rtl-error.c (location_for_asm): Remove old location code.
8566 * c-lex.c (cb_line_change): Remove old location code.
8567 (fe_file_change): Likewise.
8568 (cb_def_pragma): Likewise.
8569 (c_lex_with_flags): Likewise.
8570 * gengtype.c (do_typedef): Don't special-case location types.
8571 (define_location_structures): Remove.
8572 (main): Don't call define_location_structures.
8573 * tree-pretty-print.c (dump_implicit_edges): Remove old location
8576 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8579 * builtins.def (BUILT_IN_STDARG_START): Remove.
8580 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
8581 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8582 * tree-inline.c (inline_forbidden_p_1): Likewise.
8584 2008-02-26 Richard Guenther <rguenther@suse.de>
8586 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8587 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8588 (lookup_decl_from_uid): Declare.
8589 (remove_decl_from_map): Likewise.
8590 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8591 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8592 (decl_for_uid_map): New global hashtable mapping DECL_UID
8594 (init_ttree): Allocate it.
8595 (insert_decl_to_uid_decl_map): New helper function.
8596 (make_node_stat): Insert new decls into the map.
8597 (copy_node_stat): Likewise.
8598 (lookup_decl_from_uid): New function.
8599 (remove_decl_from_map): Likewise.
8600 (print_decl_for_uid_map_statistics): New helper.
8601 (dump_tree_statistics): Call it.
8603 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8604 (referenced_var_iterator): Adjust.
8605 (FOR_EACH_REFERENCED_VAR): Adjust.
8606 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8607 (num_referenced_vars): Adjust.
8608 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8609 (first_referenced_var): Remove.
8610 (end_referenced_vars_p): Likewise.
8611 (next_referenced_var): Likewise.
8612 (referenced_var_iterator_set): New helper function.
8613 * tree-dfa.c (referenced_var_lookup): Adjust.
8614 (referenced_var_check_and_insert): Likewise.
8615 (remove_referenced_var): Likewise.
8616 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8617 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8618 (verify_call_clobbering): Likewise.
8619 (verify_memory_partitions): Likewise.
8620 (init_tree_ssa): Allocate bitmap instead of hashtable for
8622 (delete_tree_ssa): Adjust.
8623 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8624 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8625 (compute_tag_properties): Likewise.
8626 (set_initial_properties): Likewise.
8627 (find_partition_for): Likewise.
8628 (update_reference_counts): Likewise.
8629 (dump_may_aliases_for): Likewise.
8630 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8631 (add_call_clobber_ops): Likewise.
8632 (add_call_read_ops): Likewise.
8633 (get_asm_expr_operands): Likewise.
8634 * tree-into-ssa.c (dump_decl_set): Likewise.
8635 (update_ssa): Likewise.
8636 * tree-sra.c (scan_function): Likewise.
8637 (decide_instantiations): Likewise.
8638 (scalarize_parms): Likewise.
8639 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8640 (dsa_named_for): Likewise.
8641 * tree-ssa-structalias.c (update_alias_info): Likewise.
8642 (merge_smts_into): Likewise.
8644 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8647 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
8648 * c-opts.c (c_common_handle_option): Wall enables
8649 Wvolatile-register-var.
8650 * common.opt: Move Wvolatile-register-var to...
8653 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8655 * common.opt (Wlarger-than=): New.
8656 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
8658 * opts.c (common_handle_option): Handle -Wlarger-than=.
8659 * optc-gen.awk: Likewise.
8660 * opth-gen.awk: Likewise.
8661 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
8662 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8664 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8666 * c-common.c (match_case_to_enum_1): Add appropriate
8667 OPT_W* parameter to warning.
8668 (c_do_switch_warnings): Likewise.
8669 * c-typeck.c (warning_init): Add one more parameter following
8671 (push_init_level): Update call to warning_init.
8672 (pop_init_level): Likewise.
8673 (add_pending_init): Likewise.
8674 (output_init_element: Likewise.
8676 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8679 * toplev.c (toplev_main): If there are warnings or error, print
8680 errors for ignored options.
8681 * opts.c (ignored_options): New static variable.
8682 (postpone_unknown_option_error): New.
8683 (print_ignored_options): New.
8684 (handle_option): Postpone errors for unknown -Wno-* options.
8685 * opts.h (print_ignored_options): Declare.
8687 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
8689 * config/mips/mips.md (loadgp_blockage, blockage): Change type
8692 2008-02-25 Richard Guenther <rguenther@suse.de>
8695 2008-02-25 Richard Guenther <rguenther@suse.de>
8697 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8698 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8699 (lookup_decl_from_uid): Declare.
8700 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8701 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8702 (decl_for_uid_map): New global hashtable mapping DECL_UID
8704 (init_ttree): Allocate it.
8705 (insert_decl_to_uid_decl_map): New helper function.
8706 (make_node_stat): Insert new decls into the map.
8707 (copy_node_stat): Likewise.
8708 (lookup_decl_from_uid): New function.
8709 (print_decl_for_uid_map_statistics): New helper.
8710 (dump_tree_statistics): Call it.
8712 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8713 (referenced_var_iterator): Adjust.
8714 (FOR_EACH_REFERENCED_VAR): Adjust.
8715 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8716 (num_referenced_vars): Adjust.
8717 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8718 (first_referenced_var): Remove.
8719 (end_referenced_vars_p): Likewise.
8720 (next_referenced_var): Likewise.
8721 (referenced_var_iterator_set): New helper function.
8722 * tree-dfa.c (referenced_var_lookup): Adjust.
8723 (referenced_var_check_and_insert): Likewise.
8724 (remove_referenced_var): Likewise.
8725 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8726 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8727 (verify_call_clobbering): Likewise.
8728 (verify_memory_partitions): Likewise.
8729 (init_tree_ssa): Allocate bitmap instead of hashtable for
8731 (delete_tree_ssa): Adjust.
8732 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8733 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8734 (compute_tag_properties): Likewise.
8735 (set_initial_properties): Likewise.
8736 (find_partition_for): Likewise.
8737 (update_reference_counts): Likewise.
8738 (dump_may_aliases_for): Likewise.
8739 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8740 (add_call_clobber_ops): Likewise.
8741 (add_call_read_ops): Likewise.
8742 (get_asm_expr_operands): Likewise.
8743 * tree-into-ssa.c (dump_decl_set): Likewise.
8744 (update_ssa): Likewise.
8745 * tree-sra.c (scan_function): Likewise.
8746 (decide_instantiations): Likewise.
8747 (scalarize_parms): Likewise.
8748 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8749 (dsa_named_for): Likewise.
8750 * tree-ssa-structalias.c (update_alias_info): Likewise.
8751 (merge_smts_into): Likewise.
8753 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8756 * doc/invoke.texi (-fcx-limited-range): Document new option.
8757 * toplev.c (process_options): Handle -fcx-fortran-rules.
8758 * common.opt: Add documentation for -fcx-fortran-rules.
8760 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8763 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
8764 actual behaviour and C99.
8766 2008-02-26 Ben Elliston <bje@au.ibm.com>
8768 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
8769 (ASM_CPU_POWER6_SPEC): Likewise.
8770 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
8771 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
8772 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
8774 2008-02-25 Richard Guenther <rguenther@suse.de>
8776 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8777 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8778 (lookup_decl_from_uid): Declare.
8779 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8780 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8781 (decl_for_uid_map): New global hashtable mapping DECL_UID
8783 (init_ttree): Allocate it.
8784 (insert_decl_to_uid_decl_map): New helper function.
8785 (make_node_stat): Insert new decls into the map.
8786 (copy_node_stat): Likewise.
8787 (lookup_decl_from_uid): New function.
8788 (print_decl_for_uid_map_statistics): New helper.
8789 (dump_tree_statistics): Call it.
8791 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8792 (referenced_var_iterator): Adjust.
8793 (FOR_EACH_REFERENCED_VAR): Adjust.
8794 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8795 (num_referenced_vars): Adjust.
8796 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8797 (first_referenced_var): Remove.
8798 (end_referenced_vars_p): Likewise.
8799 (next_referenced_var): Likewise.
8800 (referenced_var_iterator_set): New helper function.
8801 * tree-dfa.c (referenced_var_lookup): Adjust.
8802 (referenced_var_check_and_insert): Likewise.
8803 (remove_referenced_var): Likewise.
8804 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8805 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8806 (verify_call_clobbering): Likewise.
8807 (verify_memory_partitions): Likewise.
8808 (init_tree_ssa): Allocate bitmap instead of hashtable for
8810 (delete_tree_ssa): Adjust.
8811 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8812 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8813 (compute_tag_properties): Likewise.
8814 (set_initial_properties): Likewise.
8815 (find_partition_for): Likewise.
8816 (update_reference_counts): Likewise.
8817 (dump_may_aliases_for): Likewise.
8818 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8819 (add_call_clobber_ops): Likewise.
8820 (add_call_read_ops): Likewise.
8821 (get_asm_expr_operands): Likewise.
8822 * tree-into-ssa.c (dump_decl_set): Likewise.
8823 (update_ssa): Likewise.
8824 * tree-sra.c (scan_function): Likewise.
8825 (decide_instantiations): Likewise.
8826 (scalarize_parms): Likewise.
8827 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8828 (dsa_named_for): Likewise.
8829 * tree-ssa-structalias.c (update_alias_info): Likewise.
8830 (merge_smts_into): Likewise.
8832 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
8835 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
8836 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
8837 * alias.h (nonoverlapping_memrefs_p): Likewise.
8839 2008-02-25 Jan Beulich <jbeulich@novell.com>
8841 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
8842 * config/i386/netware-libgcc.exp: Add __bswap?i2,
8843 __emultls_get_address, __emultls_register_common,
8844 __floatundi?f, and _Unwind_GetIPInfo.
8845 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
8846 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
8847 (gen_regparm_prefix): Likewise.
8848 (i386_nlm_encode_section_info): Sync with
8849 config/i386/winnt.c:i386_pe_encode_section_info().
8850 (i386_nlm_maybe_mangle_decl_assembler_name): New.
8851 i386_nlm_mangle_decl_assembler_name): New.
8852 (netware_override_options): New.
8853 * config/i386/netware.h (netware_override_options): Declare.
8854 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
8855 (i386_nlm_mangle_decl_assembler_name): Declare.
8856 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
8858 2008-02-25 Ben Elliston <bje@au.ibm.com>
8861 * c-decl.c (grokdeclarator): Remove unused local variables
8862 `typedef_type' and `type_as_written'.
8864 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
8865 unused local variable `has_hot_blocks'.
8866 (fix_crossing_conditional_branches): Remove unused local variable
8869 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
8872 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
8873 using DEF_C99_BUILTIN.
8874 (BUILT_IN_NANF): Ditto.
8875 (BUILT_IN_NANL): Ditto.
8877 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
8878 Revital Eres <eres@il.ibm.com>
8880 * modulo-sched.c (calculate_must_precede_follow): Address TODO
8881 regarding the order of two dependent insns in the same row.
8883 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
8885 * stor-layout.c (layout_decl): Do not bump the alignment of a
8886 bit-field to more than byte alignment if it is packed.
8888 2008-02-24 David Edelsohn <edelsohn@gnu.org>
8890 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
8893 2008-02-24 Diego Novillo <dnovillo@google.com>
8895 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
8898 * tree-vrp.c (vrp_evaluate_conditional): With
8899 -Wtype-limits, emit a warning when comparing against a
8900 constant outside the natural range of OP0's type.
8901 * c.opt (Wtype-limits): Move ...
8902 * common.opt (Wtype-limits): ... here.
8904 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
8906 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
8907 * config/rs6000/e300c2c3.md: New file.
8908 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8910 (rs6000_override_options): Add e300c2 and e300c3 cases to
8911 processor_target_table. Do not allow usage of Altivec or Spe
8912 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
8913 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
8914 * config/rs6000/rs6000.h (processor_type): Add
8915 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
8916 (ASM_CPU_SPEC): Add e300c2 and e300c3.
8917 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
8918 and ppce300c3. Include e300c2c3.md.
8920 2008-02-23 David Edelsohn <edelsohn@gnu.org>
8922 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
8923 instead of TARGET_STRICT_ALIGN.
8925 2008-02-23 Joseph Myers <joseph@codesourcery.com>
8927 * explow.c (memory_address): Assert that the generated address is
8930 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8933 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
8934 * config/darwin-ppc-ldouble-patch.def: New file.
8935 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
8936 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
8937 SUBTARGET_INIT_BUILTINS if defined.
8938 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
8941 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8944 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
8945 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
8947 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8950 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
8951 file" warning condtional on -Winvalid-PCH.
8953 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8955 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
8957 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
8961 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
8962 prevent reload from using MMX registers.
8963 (*mov<mode>_internal): Ditto.
8964 (*movv2sf_internal_rex64): Ditto.
8965 (*movv2sf_internal): Ditto.
8967 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8969 PR documentation/31569
8970 * doc/install.texi2html: Use makeinfo --no-number-sections.
8972 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8974 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
8975 ensure that we can address an entire entity > 8 bytes. Don't
8976 generate reg+reg addressing for such data.
8978 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8980 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
8981 strings when optimizing for size, unless the target cares about
8984 2008-02-22 Tom Tromey <tromey@redhat.com>
8986 * regclass.c (current_pass): Remove declaration.
8988 2008-02-22 Anatoly Sokolov <aesok@post.ru>
8990 * config/avr/libgcc.S (__RAMPZ__): Define.
8991 (__do_copy_data): Add for devices with 128KB code memory.
8993 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8995 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8997 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
8999 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
9001 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
9004 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9007 * c-typeck.c (build_binary_op): Warn about floating point
9008 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
9010 2008-02-21 Janis Johnson <janis187@us.ibm.com>
9013 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
9014 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
9016 (rs6000_override_options): Set altivec_abi as default, not override,
9017 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
9018 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
9019 is used; use new member spe_abi.
9020 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
9021 spe_abi and altivec_abi.
9023 2008-02-22 Tomas Bily <tbily@suse.cz>
9025 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
9027 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9030 * config.build (build_file_translate): Set to `CMD //c' only if
9032 * Makefile.in (build_file_translate): Improve comment.
9034 2008-02-21 Jan Hubicka <jh@suse.cz>
9036 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
9037 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
9038 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
9040 2008-02-21 Michael Matz <matz@suse.de>
9043 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
9045 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
9047 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
9048 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
9050 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
9051 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
9052 SSE_VEC_FLOAT_MODE_P as insn constraint.
9053 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
9054 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
9055 sse4a_movntdf using MODEF mode iterator.
9056 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
9057 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
9058 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
9059 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
9060 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
9061 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
9062 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
9064 2008-02-21 Richard Guenther <rguenther@suse.de>
9066 * tree.def (PAREN_EXPR): New tree code.
9067 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
9069 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
9070 * expr.c (expand_expr_real_1): Likewise.
9071 * tree-inline.c (estimate_num_insns_1): Likewise.
9072 * tree-complex.c (expand_complex_move): Likewise.
9073 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
9076 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9079 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
9081 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9084 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
9086 * config/sh/sh.c (find_barrier): Don't go past
9087 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
9089 2008-02-20 DJ Delorie <dj@redhat.com>
9091 * config/h8300/h8300.md (insv): Force source operand to be a register.
9093 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
9094 as a jump, not as a plain insn.
9096 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
9098 * doc/invoke.texi (Warning Options): Add new option
9099 -Wframe-larger-than=.
9100 (-Wframe-larger-than): Document.
9102 * flags.h (warn_frame_larger_than, frame_larger_than_size):
9103 Add declarations for new option variables.
9105 * final.c (final_start_function): Check the frame size
9106 before emission and issue a Wframe-larger-than warning.
9108 * opts.c (warn_frame_larger_than, frame_larger_than_size):
9109 Add definitions for new option variables.
9110 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
9112 * common.opt (Wframe-larger-than=): New option.
9114 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9116 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
9117 (<sse>_div<mode>3): Ditto.
9118 (<sse>_vmdiv<mode>3): Ditto.
9119 (<sse>_vmsqrt<mode>2): Ditto.
9120 (*smax<mode>3): Ditto.
9121 (sse5_frcz<mode>2): Ditto.
9122 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
9125 2008-02-20 Richard Guenther <rguenther@suse.de>
9128 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
9129 be happy with INTEGRAL_TYPE_P.
9131 2008-02-20 Richard Guenther <rguenther@suse.de>
9133 * fold-const.c (split_tree): Associate floatig-point expressions
9134 if flag_associative_math is set.
9136 2008-02-20 Richard Guenther <rguenther@suse.de>
9138 * tree.h (fold_real_zero_addition_p): Declare.
9139 * fold-const.c (fold_real_zero_addition_p): Export.
9140 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
9141 floating-point operations with zero and one.
9143 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
9145 * doc/install.texi: Correct references to CFLAGS, replacing them
9146 with BOOT_CFLAGS. Document flags used during bootstrap for
9149 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9151 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
9152 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
9153 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
9155 (smin<mode>3): Ditto from similar patterns.
9156 (smax<mode>3): Ditto.
9157 (*ieee_smin<mode>3): Ditto.
9158 (*ieee_smax<mode>3): Ditto.
9159 * config/i386/sse.md (sse): New mode attribute.
9160 (mov<mode>): Macroize expander from movv4sf and movv2df using
9161 SSEMODEF2P mode iterator.
9162 (<sse>_movnt<mode>): Ditto from similar patterns. Use
9163 SSE_VEC_FLOAT_MODE_P as insn constraint.
9164 (storent<mode>): Ditto.
9165 (storent<mode>): Macroize expander from storentsf and storentdf using
9166 MODEF mode iterator.
9167 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
9168 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
9169 (abs<mode>2): Ditto from similar patterns.
9170 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
9171 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
9172 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
9173 (<sse>_vmsqrt<mode>2): Ditto.
9174 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
9175 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
9176 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
9177 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
9178 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
9179 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
9180 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
9182 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
9183 iterator and SSE_FLOAT_MODE_P as insn constraint.
9184 (<sse>_ucomi): Ditto from similar patterns.
9185 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
9186 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
9187 SSE_VEC_FLOAT_MODE_P as insn constraint.
9188 (vcond<mode>): Ditto from similar patterns.
9189 (and<mode>3, *and<mode>3): Ditto.
9190 (<sse>_nand<mode>3): Ditto.
9191 (ior<mode>3, *ior<mode>3): Ditto.
9192 (xor<mode>3, *xor<mode>3): Ditto.
9193 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
9194 iterator and SSE_FLOAT_MODE_P as insn constraint.
9195 (*nand<mode>3): Ditto from similar patterns.
9196 (*ior<mode>3): Ditto.
9197 (*xor<mode>3): Ditto.
9199 2008-02-20 Ira Rosen <irar@il.ibm.com>
9201 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
9202 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
9203 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
9205 2008-02-19 Jan Hubicka <jh@suse.cz>
9207 * predict.c (tree_bb_level_predictions): Remove variable next
9208 mistakely introduced by previous commit.
9210 2008-02-19 Jan Hubicka <jh@suse.cz>
9212 * predict.c (predict_paths_leading_to): Rewrite.
9213 (predict_paths_for_bb): New.
9214 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
9216 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9219 * Makefile.in (build_file_translate): New.
9220 (gcc-vers.texi): Use it for translating $(abs_srcdir).
9221 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
9222 * configure.ac (build_file_translate): Substitute it.
9223 * configure: Regenerate.
9225 2008-02-19 Jan Hubicka <jh@suse.cz>
9227 PR rtl-optimization/34408
9228 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
9231 2008-02-19 Jan Hubicka <jh@suse.cz>
9234 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
9237 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
9240 * config/i386/i386-modes.def: Revert the last DI alignment
9241 change until Ada people can look into it.
9243 2008-02-19 Nick Clifton <nickc@redhat.com>
9245 * opts.c (print_specific_help): Fix typo in --help text.
9247 2008-02-19 Jakub Jelinek <jakub@redhat.com>
9250 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
9251 32-bit inline asm without asm alternatives for host GCC < 3.0.
9253 2008-02-19 Richard Guenther <rguenther@suse.de>
9255 PR tree-optimization/34989
9256 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
9257 Allow propagation to INDIRECT_REF if we can simplify only.
9259 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9261 * c-common.c (warn_for_collisions_1): Use appropriate option when
9264 2008-02-19 Nick Clifton <nickc@redhat.com>
9267 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
9268 (handle_options): Fix indentation.
9269 (print_filtered_help): If no language-specific options were
9270 displayed tell the user how to list all the options supported by
9271 the language's front-end.
9272 (print_specific_help): Fix indentation and remove duplicate line.
9273 (common_handle_option): Handle the -v option.
9274 For --help enable the display of undocumented options if the -v
9275 switch has been included on the command line.
9276 For --help= check for overlaps in the arguments between the option
9277 classes and the language names and issue a warning when they
9278 cannot be disambiguated.
9279 * c.opt (v): Pass on to the common option handler.
9281 2008-02-19 Revital Eres <eres@il.ibm.com>
9283 * modulo-sched.c (sms_schedule): Change dump message when
9284 create_ddg function fails.
9285 (try_scheduling_node_in_cycle): Rename row to cycle.
9286 (print_partial_schedule): Rename CYCLE to ROW.
9288 2008-02-19 Christian Bruel <christian.bruel@st.com>
9289 Zdenek Dvorak <ook@ucw.cz>
9291 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
9293 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9296 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
9297 (*x86_movdicc_0_m1_se): Ditto.
9299 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9301 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
9302 (CMPtype): Define as __gcc_CMPtype.
9303 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
9304 (CMPtype): Define as __gcc_CMPtype.
9306 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
9308 Support valgrind 3.3 for --enable-checking=valgrind.
9309 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
9311 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
9312 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
9313 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
9314 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
9315 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
9316 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
9317 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
9319 * ggc-zone.c: Similar.
9320 * ggc-page.c: Similar.
9322 2008-02-19 Paul Brook <paul@codesourcery.com>
9325 * config/arm/ieee754-df.S: Fix do_it typo.
9326 * config/arm/ieee754-sf.S: Fix do_it typo.
9328 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9331 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
9332 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
9333 (OPTION_MASK_ISA_SSE_SET): Likewise.
9334 (OPTION_MASK_ISA_SSE2_SET): Likewise.
9335 (OPTION_MASK_ISA_SSE3_SET): Likewise.
9336 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
9337 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
9338 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
9339 (OPTION_MASK_ISA_SSE4_SET): Likewise.
9340 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
9341 (OPTION_MASK_ISA_SSE5_SET): Likewise.
9342 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
9343 (OPTION_MASK_ISA_MMX_UNSET): Updated.
9344 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
9345 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9346 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9347 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9348 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9349 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9350 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9351 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
9352 (OPTION_MASK_ISA_SSE4): Removed.
9353 (ix86_handle_option): Turn on bits in ix86_isa_flags and
9354 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
9355 (override_options): Don't turn on implied SSE/MMX bits in
9358 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9360 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9363 2008-02-18 Joey Ye <joey.ye@intel.com>
9366 * tree-nested.c (insert_field_into_struct): Set type alignment
9367 to field alignment if the former is less than the latter.
9369 2008-02-18 Jakub Jelinek <jakub@redhat.com>
9371 * BASE-VER: Set to 4.4.0.
9373 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9375 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
9376 * doc/cfg.texi: Likewise.
9377 * doc/extend.texi: Likewise.
9378 * doc/gty.texi: Likewise.
9379 * doc/invoke.texi: Likewise.
9380 * doc/loop.texi: Likewise.
9381 * doc/md.texi: Likewise.
9382 * doc/passes.texi: Likewise.
9383 * doc/rtl.texi: Likewise.
9384 * doc/sourcebuild.texi: Likewise.
9385 * doc/tm.texi: Likewise.
9386 * doc/tree-ssa.texi: Likewise.
9388 2008-02-17 Richard Guenther <rguenther@suse.de>
9391 * tree-complex.c (init_parameter_lattice_values): Handle parameters
9392 without default definition.
9394 2008-02-17 Richard Guenther <rguenther@suse.de>
9396 PR tree-optimization/35231
9397 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
9400 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
9403 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9404 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9405 libgcc_cmp_return mode.
9407 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9410 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
9412 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
9414 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
9417 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9419 * doc/c-tree.texi: Use `@.' where appropriate.
9420 * doc/extend.texi: Likewise.
9421 * doc/install.texi: Likewise.
9422 * doc/invoke.texi: Likewise.
9423 * doc/loop.texi: Likewise.
9424 * doc/makefile.texi: Likewise.
9425 * doc/md.texi: Likewise.
9426 * doc/passes.texi: Likewise.
9427 * doc/standards.texi: Likewise.
9428 * doc/tm.texi: Likewise.
9430 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9433 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
9435 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
9436 rather than in entry_bb.
9438 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9440 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9441 libgcc_cmp_return mode.
9443 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9446 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
9447 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
9449 2008-02-15 Richard Guenther <rguenther@suse.de>
9450 Zdenek Dvorak <ook@ucw.cz>
9452 PR tree-optimization/35164
9453 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
9454 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
9455 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
9456 Only propagate addresses which do not have abnormal SSA_NAMEs
9459 2008-02-15 Joseph Myers <joseph@codesourcery.com>
9462 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
9464 2008-02-15 Jan Hubicka <jh@suse.cz>
9467 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
9469 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9472 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
9473 when calculating alignment_pad.
9475 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9477 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
9478 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
9479 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
9480 and STACK_BOUNDARY define.
9482 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
9484 PR preprocessor/35061
9485 * c-pragma.c (handle_pragma_pop_macro): Check that
9486 pushed_macro_table has been allocated.
9488 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
9491 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
9492 (force_gimple_operand): Likewise.
9493 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
9494 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
9495 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
9496 (find_interesting_uses_address): Check addressability and alignment
9497 of the base expression only after substituting bases of IVs into it.
9499 2008-02-14 Michael Matz <matz@suse.de>
9502 * function.c (instantiate_virtual_regs_in_insn): Reload address
9503 before falling back to reloading the whole operand.
9505 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
9507 * config/s390/s390.c (s390_mainpool_start): Emit the pool
9508 before the first section switch note.
9510 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9512 * doc/bugreport.texi: Update copyright years.
9513 * doc/c-tree.texi: Likewise.
9514 * doc/cfg.texi: Likewise.
9515 * doc/cpp.texi: Likewise.
9516 * doc/cppinternals.texi: Likewise.
9517 * doc/fragments.texi: Likewise.
9518 * doc/frontends.texi: Likewise.
9519 * doc/gcc.texi: Likewise.
9520 * doc/gty.texi: Likewise.
9521 * doc/hostconfig.texi: Likewise.
9522 * doc/implement-c.texi: Likewise.
9523 * doc/libgcc.texi: Likewise.
9524 * doc/loop.texi: Likewise.
9525 * doc/makefile.texi: Likewise.
9526 * doc/options.texi: Likewise.
9527 * doc/passes.texi: Likewise.
9528 * doc/rtl.texi: Likewise.
9529 * doc/sourcebuild.texi: Likewise.
9530 * doc/standards.texi: Likewise.
9531 * doc/tree-ssa.texi: Likewise.
9532 * doc/trouble.texi: Likewise.
9534 * doc/extend.texi: Use @: or add comma where appropriate.
9535 * doc/invoke.texi: Likewise.
9536 * doc/tm.texi: Likewise.
9538 2008-02-14 Alan Modra <amodra@bigpond.net.au>
9541 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
9544 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
9546 * doc/md.texi (clz, ctz): Add reference.
9547 * doc/rtl.texi (clz, ctz): Likewise.
9549 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9552 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
9555 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
9557 * config/s390/s390.c (struct constant_pool): New field
9558 emit_pool_after added.
9559 (s390_mainpool_start): Set the emit_pool_after flag according
9560 to the section switch notes.
9561 (s390_mainpool_finish): Consider emit_pool_after when emitting
9562 the literal pool at the end of the function.
9563 (s390_chunkify_start): Force literal pool splits at section
9566 2008-02-13 Michael Matz <matz@suse.de>
9569 * var-tracking.c (clobber_variable_part): Correctly traverse the
9572 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9575 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
9576 Add -fdump-ipa-inline.
9577 * tree-dump.c (dump_files): Remove tree-inlined dump.
9578 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
9580 2008-02-12 Richard Guenther <rguenther@suse.de>
9582 PR tree-optimization/35171
9583 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
9586 2008-02-12 Richard Guenther <rguenther@suse.de>
9589 * fold-const.c (fold_widened_comparison): Use get_unwidened in
9590 value-preserving mode. Disallow final truncation.
9592 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
9595 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
9596 code from here to...
9597 (force_gimple_operand): ...here.
9599 2008-02-12 Jakub Jelinek <jakub@redhat.com>
9602 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
9603 non-compatible pointers.
9604 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
9605 different FIELD_DECLs, try harder by comparing field offsets, sizes
9609 * function.c (match_asm_constraints_1): Don't replace the same input
9612 2008-02-12 Anatoly Sokolov <aesok@post.ru>
9614 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
9615 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
9616 (expand_epilogue): Restore RAMPZ register.
9617 * config/avr/avr.md (RAMPZ_ADDR): New constant.
9619 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
9621 * config/i386/cygwin.asm: (__alloca): Correct calling
9622 convention and alignment.
9623 (__chkstk): Force 8 byte stack alignment.
9625 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
9626 Richard Guenther <rguenther@suse.de>
9628 PR tree-optimization/33992
9629 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
9630 the zero we compare against.
9632 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
9635 * gthr-win32.h (__gthread_mutex_destroy_function): New function
9636 to CloseHandle after unlocking to prevent accumulation of handle
9639 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9642 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
9643 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
9644 and update LABEL_NUSES during and after reload.
9646 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
9649 * combine.c (simplify_if_then_else): Make sure the comparison is
9650 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
9652 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
9655 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
9656 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
9657 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
9658 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
9659 * tree.h (get_type_static_bounds): Likewise.
9661 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9663 * doc/invoke.texi (Option Summary, C++ Dialect Options)
9664 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9665 Make -Wfoo language annotations match what the compiler outputs.
9667 2008-02-08 Sa Liu <saliu@de.ibm.com>
9669 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
9670 intrinsics spu_convts, spu_convtu, spu_convtf.
9672 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
9674 * doc/extend.texi (Function Attributes) <noinline>: Mention
9675 asm ("") as method to keep calls.
9677 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9680 * doc/options.texi (Options): Replace references to opts.sh with
9682 * opts-common.c: Likewise.
9683 * optc-gen.awk: Likewise.
9685 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
9687 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
9689 2008-02-07 Richard Henderson <rth@redhat.com>
9692 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
9693 EXPR_LIST for the REG_EQUAL instead of a comparison with a
9696 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
9698 PR tree-optimization/35085
9699 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
9700 for operand entry oe2 in addition to operand entry oe3 in order to
9701 expose more opportunities for vectorizer sum reduction.
9703 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9706 * Makefile.in (LIBS): Remove $(GMPLIBS).
9707 (cc1-dummy, cc1): Add $(GMPLIBS).
9709 2008-02-06 Jan Hubicka <jh@suse.cz>
9712 * i386.md (moddf_integer): Do not produce partial memory stalls for
9713 targets where it hurts.
9715 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
9718 * optabs.c (expand_float): Do not check for decimal modes when
9719 expanding unsigned integer through signed conversion.
9721 2008-02-06 Nick Clifton <nickc@redhat.com>
9723 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
9724 inside the clobber with a match_operand and duplicated operand
9725 number in the constraint.
9726 (ineqbranchsi): Delete redundant comment.
9728 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9730 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
9731 builtin_define ("__USE_INIT_FINI__").
9732 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
9734 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
9736 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9738 PR documentation/30330
9739 * doc/invoke.texi (C++ Dialect Options)
9740 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9741 For each warning option -Wfoo that allows -Wno-foo, ensure both
9742 -Wfoo and -Wno-foo are listed in the option index. Fix index
9743 entry of -Wswitch-default, index -Wnormalized= including the
9744 `=', and -Wlarger-than-@var{len} including @var{len}.
9746 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9748 * config/i386/i386.md (floatunssisf2): Use
9749 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
9750 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
9751 Macroize expander using MODEF mode iterator.
9753 2008-02-05 Diego Novillo <dnovillo@google.com>
9755 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
9758 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
9760 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9763 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
9765 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
9768 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
9769 to indicate if a message should be generated.
9770 (init_cumulative_args): Updated.
9771 (function_value_32): Likewise.
9773 2008-02-05 Joseph Myers <joseph@codesourcery.com>
9775 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
9777 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9780 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
9781 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
9783 2008-02-04 Diego Novillo <dnovillo@google.com>
9785 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
9788 * tree-vrp.c (vrp_evaluate_conditional): With
9789 -Wtype-limits, emit a warning when comparing against a
9790 constant outside the natural range of OP0's type.
9792 2008-02-04 Richard Guenther <rguenther@suse.de>
9795 * expr.c (count_type_elements): Give for unions instead of
9798 2008-02-04 Richard Guenther <rguenther@suse.de>
9801 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
9802 to TYPE_DOMAINs base type instead of using bitsizetype here.
9804 2008-02-03 Jason Merrill <jason@redhat.com>
9806 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
9808 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9811 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
9812 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
9813 (RS/6000 and PowerPC Options): Fix typos and markup.
9814 * doc/passes.texi (Tree-SSA passes): Likewise.
9816 2008-02-02 Michael Matz <matz@suse.de>
9819 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
9820 from record_last_reg_set_info.
9821 (record_last_reg_set_info): Take an RTX argument, iterate over all
9822 constituent hardregs.
9823 (record_last_set_info, record_opr_changes): Change calls to
9824 new signature or to record_last_reg_set_info_regno.
9826 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
9828 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
9830 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
9832 PR rtl-optimization/34773
9833 * reg-notes.def (EQUAL): Mention significance of combination of
9834 REG_EQUAL and REG_RETVAL.
9835 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
9836 insn that has a REG_RETVAL.
9838 2008-02-01 Roger Sayle <roger@eyesopen.com>
9841 * configure.ac (--enable-fixed-point): Disable unless explicitly
9843 * configure: Regenerate.
9845 2008-02-01 Richard Guenther <rguenther@suse.de>
9848 * invoke.texi (-finline-limit): Remove no longer true parts
9849 of the documentation. Note that there is no default value.
9851 2008-02-01 Andrew Pinski <pinskia@gmail.com>
9852 Mark Mitchell <mark@codesourcery.com>
9853 Ben Elliston <bje@au.ibm.com>
9856 * doc/extend.texi (Other Builtins): Document.
9858 2008-01-31 Tom Browder <tom.browder@gmail.com>
9860 * doc/c-tree.texi (Types): Fix grammar.
9861 (Expression trees): Ditto.
9862 * doc/passes.texi (Tree-SSA passes): Ditto.
9864 * doc/configterms.texi (Configure Terms): Fix typo.
9865 * doc/cpp.texi (Common Predefined Macros): Ditto.
9866 * doc/md.texi (Machine Constraints): Ditto.
9868 * doc/makefile.texi (Makefile): Add comma.
9870 2008-01-31 Tom Browder <tom.browder@gmail.com>
9871 Gerald Pfeifer <gerald@pfeifer.com>
9873 * doc/sourcebuild.texi (Front End): Remove references to CVS
9874 and CVSROOT/modules.
9875 (Texinfo Manuals): Replace reference to CVS by one to SVN.
9876 (Back End): Remove reference to CVS.
9878 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9881 * config/mips/mips.c (gen_load_const_gp): New function, taking a
9883 (mips16_gp_pseudo_reg): ...here.
9884 * config/mips/mips.md (load_const_gp): Replace with...
9885 (load_const_gp_<mode>): ...this :P-based insn.
9887 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9889 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
9890 options. Minor fixes.
9891 (-std): Move reference to standards closer to where language
9892 standards are first mentioned.
9894 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9896 PR rtl-optimization/34995
9897 * reload.c (alternative_allows_const_pool_ref): Take an rtx
9898 parameter and return a bool. If the rtx parameter is nonnull,
9899 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
9900 (find_reloads): Update call accordingly. Pass the new operand
9901 if it needed no address reloads, otherwise pass null.
9903 2008-01-30 Richard Henderson <rth@redhat.com>
9906 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
9907 for unbounded arrays.
9909 2008-01-30 Silvius Rus <rus@google.com>
9911 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
9913 2008-01-30 Jan Hubicka <jh@suse.cz>
9916 * i386.c (init_cumulative_args): Use real function declaration when
9919 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
9921 PR rtl-optimization/34998
9922 * global.c (build_insn_chain): Treat non-subreg_lowpart
9923 SUBREGs of pseudos as clobbering all the words covered by the
9924 SUBREG, not just all the bytes.
9925 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
9926 original df_ref rather than an extract parameter.
9927 (global_conflicts): Update call accordingly.
9929 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
9931 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
9932 the overflow check to make it easier to read.
9933 (__fixtfdi): Change the type of the ll member in union
9934 long_double to UDItype_x.
9936 2008-01-30 Jakub Jelinek <jakub@redhat.com>
9939 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
9940 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
9941 * tree-inline.c (fold_marked_statements): Call
9942 cgraph_update_edges_for_call_stmt if folding a call statement.
9943 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
9944 debug_generic_stmt calls, reset it back afterwards.
9947 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
9949 * c-typeck.c (build_external_ref): Don't pedwarn about
9950 static vars in current function's scope.
9952 2008-01-29 Joseph Myers <joseph@codesourcery.com>
9954 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
9956 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
9959 * ipa-struct-reorg.c: Fix spelling.
9960 * params.def: Ditto.
9962 2008-01-29 Richard Guenther <rguenther@suse.de>
9965 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
9967 * tree-inline.c (remap_type): Increment remapping_type_depth
9968 around remapping types.
9969 (copy_body_r): Only add referenced variables if they are referenced
9970 from code, not types.
9972 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
9983 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
9984 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
9986 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
9989 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
9990 pointer for tiny stack.
9992 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9994 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
9996 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9998 * config/vx-common.h: Fix typo in comment.
10000 2008-01-28 Ian Lance Taylor <iant@google.com>
10004 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
10005 coalesce pointers if they have different DECL_NO_TBAA_P values.
10006 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
10007 between variables with different DECL_NO_TBAA_P values.
10009 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
10012 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
10013 are not legitimate small data references on SPE targets.
10015 2008-01-28 David Daney <ddaney@avtrex.com>
10017 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
10019 2008-01-28 David Daney <ddaney@avtrex.com>
10021 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
10023 2008-01-27 Joseph Myers <joseph@codesourcery.com>
10025 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
10026 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
10027 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
10028 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
10029 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10030 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
10031 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
10032 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
10034 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10036 * basic-block.h (condjump_equiv_p): Fix comment.
10038 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10040 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
10041 print_generic_stmt_indented): Fix comment.
10043 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10045 * configure.ac (__stack_chk_fail): Add detecion for availability
10046 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
10047 * configure: Regenerate.
10049 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
10051 PR middle-end/34688
10052 * final.c (output_addr_const): Handle TRUNCATE.
10054 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
10057 * tree-ssa-loop-ivopts.c (comp_cost): New type.
10058 (zero_cost, infinite_cost): New constants.
10059 (struct cost_pair): Change type of cost to comp_cost.
10060 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
10061 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
10063 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
10064 split_address_cost, ptr_difference_cost, difference_cost,
10065 get_computation_cost_at, get_computation_cost,
10066 determine_use_iv_cost_generic, determine_use_iv_cost_address,
10067 determine_use_iv_cost_condition, determine_use_iv_costs,
10068 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
10069 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
10070 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
10071 Change type of cost to comp_cost.
10072 (determine_iv_cost): Increase cost of non-original ivs, instead
10073 of decreasing the cost of original ones.
10074 (get_address_cost): Indicate the complexity of the addressing mode
10076 (try_add_cand_for): Prefer using ivs not specific to some object.
10077 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
10079 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
10080 Janis Johnson <janis187@us.ibm.com>
10083 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
10084 (TARGET_INSTANTIATE_DECLS): Likewise.
10085 * target.h (expand_to_rtl_hook): New target hook.
10086 (instantiate_decls): Likewise.
10087 * function.c (instantiate_decl): Make non-static. Rename to...
10088 (instantiate_decl_rtl): ... this.
10089 (instantiate_expr): Use instantiate_decl_rtl.
10090 (instantiate_decls_1): Likewise.
10091 (instantiate_decls): Likewise.
10092 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
10093 * function.h (instantiate_decl_rtl): Add prototype.
10094 * cfgexpand.c (target.h): New include.
10095 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
10096 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
10097 (TARGET_INSTANTIATE_DECLS): Likewise.
10098 (TARGET_INITIALIZER): New target hooks added.
10099 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
10101 * config/rs6000/rs6000.c (tree-flow.h): New include.
10102 (machine_function): Add sdmode_stack_slot field.
10103 (rs6000_alloc_sdmode_stack_slot): New function.
10104 (rs6000_instantiate_decls): Likewise.
10105 (rs6000_secondary_memory_needed_rtx): Likewise.
10106 (rs6000_check_sdmode): Likewise.
10107 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
10108 (TARGET_INSTANTIATE_DECLS): Likewise.
10109 (rs6000_hard_regno_mode_ok): Allow SDmode.
10110 (num_insns_constant): Likewise. Handle _Decimal32 constants.
10111 (rs6000_emit_move): Handle SDmode.
10112 (function_arg_advance): Likewise.
10113 (function_arg): Likewise.
10114 (rs6000_gimplify_va_arg): Likewise. Add special handling of
10115 SDmode var args for 32-bit compiles.
10116 (rs6000_secondary_reload_class): Handle SDmode.
10117 (rs6000_output_function_epilogue): Likewise.
10118 (rs6000_function_value): Simplify if statement.
10119 (rs6000_libcall_value): Likewise.
10120 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
10121 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
10122 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
10123 (movsd_hardfloat): New define_insn.
10124 (movsd_softfloat): Likewise.
10125 (movsd_store): Likewise.
10126 (movsd_load): Likewise.
10127 (extendsddd2): Likewise.
10128 (extendsdtd2): Likewise.
10129 (truncddsd2): Likewise.
10130 (movdd_hardfloat64): Fixup comment.
10131 (UNSPEC_MOVSD_LOAD): New constant.
10132 (UNSPEC_MOVSD_STORE): Likewise.
10134 2008-01-26 Jakub Jelinek <jakub@redhat.com>
10137 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
10139 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
10140 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
10141 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
10142 and TRUTH_XOR_EXPR.
10144 2008-01-26 David Edelsohn <edelsohn@gnu.org>
10147 * config.gcc: Separate AIX 5.3 from AIX 6.1.
10148 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10149 __LONGDOUBLE128 too.
10150 * config/rs6000/aix61.h: New file.
10152 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10154 PR rtl-optimization/34959
10155 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
10156 popcount and parity rtxes the same mode as their operand.
10157 Truncate or extend the result to the return value's mode
10160 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10163 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
10164 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
10165 to GOT_VERSION_REGNUM.
10166 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
10167 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
10168 * config/mips/mips.c (mips_emit_call_insn): New function.
10169 (mips_call_tls_get_addr): Call mips_expand_call directly.
10170 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
10172 (mips16_build_call_stub): Likewise. Return the call insn or null.
10173 (mips_expand_call): Update the call to mips16_build_call_stub
10174 accordingly and a remove redundant condition. Assert that MIPS16
10175 stubs do not use lazy binding. Use mips_emit_call_insn and return
10177 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
10179 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
10180 (mips_avoid_hazard): Remove hazard_set handling.
10181 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
10182 (UNSPEC_RESTORE_GP): ...this.
10183 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
10184 (FAKE_CALL_REGNO): Rename to...
10185 (GOT_VERSION_REGNUM): ...this.
10186 (type): Add "ghost" value. Add an associated insn reservation.
10187 (hazard_set): Remove.
10188 (exception_receiver): Rename to...
10189 (restore_gp): ...this and update the unspec identifier accordingly.
10190 (exception_receiver, nonlocal_got_receiver): New expanders.
10191 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
10192 FAKE_CALL_REGNO. Remove hazard_set attribute.
10193 (set_got_version, update_got_version): New patterns.
10195 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
10198 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
10200 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10203 * doc/install.texi2html: Generate gcc-vers.texi.
10205 2008-01-25 DJ Delorie <dj@redhat.com>
10207 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
10209 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10211 * config/c4x: Remove directory.
10212 * config.gcc (crx-*, mt-*): Mark obsolete.
10213 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
10214 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
10215 sh-*-rtemscoff*): Remove cases.
10216 * defaults.h (C4X_FLOAT_FORMAT): Remove.
10217 * real.c (encode_c4x_single, decode_c4x_single,
10218 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
10219 c4x_extended_format): Remove.
10220 * real.h (c4x_single_format, c4x_extended_format): Remove.
10221 * doc/extend.texi (interrupt, naked): Remove mention of attributes
10223 (Pragmas): Remove comment about c4x pragmas.
10224 * doc/install.texi (c4x): Remove target-specific instructions.
10225 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
10226 * doc/md.texi (Machine Constraints): Remove C4x documentation.
10227 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
10228 refer to C4x source files as examples.
10229 (C4X_FLOAT_FORMAT): Remove documentation.
10231 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
10233 * config/bfin/bfin.c (override_options): Reorder tests so that
10234 flag_pic gets enabled for -msep-data.
10236 2008-01-25 Richard Guenther <rguenther@suse.de>
10238 PR middle-end/32244
10239 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
10240 to its bitfield precision if required.
10242 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10244 PR middle-end/33880
10245 * tree-nested.c (walk_omp_for): New function.
10246 (convert_nonlocal_reference, convert_local_reference): Call
10247 walk_omp_for on OMP_FOR.
10248 (convert_call_expr): Call walk_body on OMP_FOR's
10249 OMP_FOR_PRE_INIT_BODY.
10251 2008-01-25 Richard Guenther <rguenther@suse.de>
10253 PR tree-optimization/34966
10254 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
10255 default defs and PHI_NODEs we have to insert after the
10256 defining statement.
10258 2008-01-24 Nick Clifton <nickc@redhat.com>
10260 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
10261 Provide a default definition.
10262 (LIBGCC2_UNITS_PER_WORD): Likewise.
10264 * config/stormy16/stormy16.c: Include df.h for the prototype
10265 for df_regs_ever_live_p.
10266 (xstormy16_expand_builtin_va_start): Convert the stack offset
10267 into a component_ref and then use POINTER_PLUS_EXPR to add it
10268 to the incoming_virtual_args_rtx.
10269 (xstormy16_gimplify_va_arg_expr): Rename to
10270 xstormy16_gimplify_va_arg_expr.
10271 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
10272 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
10273 xstormy16_gimplify_va_arg_expr.
10274 Fix up some formatting issues.
10276 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
10277 Move to predicates.md.
10278 (xs_hi_general_operand): Likewise.
10279 (xs_hi_nonmemory_operand): Likewise.
10280 * config/stormy16/predicates.md:
10281 (xstormy16_carry_plus_operand): New predicate.
10282 (xs_hi_general_operand): New predicate.
10283 (xs_hi_nonmemory_operand): New predicate.
10284 * config/stormy16/stormy16-protos.h:
10285 (xstormy16_carry_plus_operand): Delete prototype.
10286 (xs_hi_general_operand): Likewise.
10287 (xs_hi_nonmemory_operand): Likewise.
10289 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
10290 modifiers as they are no longer needed and they can trigger
10291 reload spill failures.
10293 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
10294 with a match_operand in order to help reload.
10296 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
10297 constraint with 'e' for the 8th alternative as this version of
10298 the mov.w instruction only accepts the lower 8 registers.
10300 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
10303 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
10304 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
10307 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10309 PR middle-end/33333
10310 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
10312 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10314 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
10316 (remove_structure): Update allocations list before removing structure.
10318 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10320 * ipa-struct-reorg.c (is_safe_cond_expr,
10321 create_new_stmts_for_cond_expr): Use integer_zerop function,
10322 that recognize not only zero-pointer, but zero-integer too.
10324 2008-01-25 Ben Elliston <bje@au.ibm.com>
10327 * fixproto: Escape "." in sed expression that strips leading "./".
10329 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
10332 * gcc.c (SWITCH_OK): Removed.
10333 (SWITCH_LIVE): Changed to bit.
10334 (SWITCH_FALSE): Likewise.
10335 (SWITCH_IGNORE): Likewise.
10336 (switchstr): Change live_cond to unsigned int.
10337 (process_command): Replace SWITCH_OK with 0.
10338 (do_self_spec): Likewise.
10339 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
10340 (give_switch): Likewise.
10341 (used_arg): Likewise.
10342 (do_spec_1): Set the SWITCH_IGNORE bit.
10343 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
10344 bits. Set the SWITCH_LIVE bit.
10346 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10348 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
10350 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
10352 PR tree-optimization/34472
10353 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
10354 parameter to a "bool *" and set *DATA to false if there is
10355 an unsafe access. Do not delete the structure here.
10356 (check_cond_exprs): Delete it here instead.
10357 (check_cond_exprs, exclude_cold_structs): Do not increase
10358 I when removing a structure.
10360 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
10363 * config/i386/i386.c (ix86_expand_vector_init): Consider only
10364 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
10366 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
10368 PR middle-end/34934
10369 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
10370 a fixed vector for stack.
10372 2008-01-24 Ben Elliston <bje@au.ibm.com>
10375 * doc/gcc.texi (Software development): Add a direntry for g++.
10377 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
10379 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
10380 stale and straggling -fforce-addr comments above.
10382 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
10384 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
10385 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
10387 2008-01-23 Michael Matz <matz@suse.de>
10390 * dwarf2out.c (force_type_die): Use modified_type_die instead of
10393 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
10395 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
10396 malloc result type.
10398 2008-01-23 Anatoly Sokolov <aesok@post.ru>
10400 * config/avr/avr.c (avr_current_arch): New variable.
10401 (avr_arch_types): Add 'avr31' and 'avr51' entries.
10402 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
10403 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
10404 (avr_override_options): Init 'avr_current_arch'.
10405 (base_arch_s): Move from here...
10406 * config/avr/avr.h (base_arch_s): ... here. Add new members
10407 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
10408 'mega' to 'have_jmp_call'.
10409 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
10410 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
10412 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
10414 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10415 MULTILIB_MATCHES): (Ditto.).
10417 2008-01-23 Richard Guenther <rguenther@suse.de>
10419 PR middle-end/31529
10420 * cgraphunit.c (cgraph_reset_node): Always mark the node
10421 not reachable if it is not queued already.
10423 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
10425 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
10426 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
10427 (cputype_selected): New static variable.
10428 (bfin_handle_option): Set it if -mcpu is used.
10429 (override_option): Select default set of workarounds if no cpu type
10430 selected on the command line.
10431 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
10433 From Michael Frysinger <michael.frysinger@analog.com>
10434 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
10435 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
10437 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
10438 for bf547, bf523, bf524, and bf526.
10439 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
10441 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10442 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
10443 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
10444 __ADSPBF547__ and __ADSPBF54x__ for bf547.
10445 * doc/invoke.texi (Blackfin Options): Document that
10446 -mcpu now accept bf547, bf523, bf524, and bf526.
10448 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
10450 PR rtl-optimization/34628
10451 * combine.c (try_combine): Stop and undo after the first combination
10452 if an autoincrement side-effect on the first insn has effectively
10455 2008-01-22 David Edelsohn <edelsohn@gnu.org>
10458 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
10459 Offset addresses are not valid for Altivec or paired float modes.
10461 2008-01-22 Jakub Jelinek <jakub@redhat.com>
10464 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
10465 if DECL_INITIAL (decl) is error_mark_node.
10468 * c-common.c (handle_vector_size_attribute): Only allow
10469 integral, scalar float and fixed point types. Handle OFFSET_TYPE
10470 the same way as pointer, array etc. types.
10471 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
10474 * tree.c (build_type_attribute_qual_variant): Call
10475 build_qualified_type if attributes are equal, but quals are not.
10477 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10480 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
10481 * flags.h (warn_strict_aliasing): Remove.
10482 (warn_strict_overflow): Remove.
10483 * opts.c (warn_strict_aliasing): Remove.
10484 (warn_strict_overflow): Remove.
10485 * c-opts.c (c_common_handle_option): -Wall only sets
10486 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
10487 (c_common_post_options): Give default values to -Wstrict-aliasing
10488 and -Wstrict-overflow if they are uninitialized.
10489 * common.opt (Wstrict-aliasing): Specify Var and Init.
10490 (Wstrict-overflow): Likewise.
10492 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
10494 PR rtl-optimization/26854
10495 PR rtl-optimization/34400
10496 PR rtl-optimization/34884
10497 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
10499 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
10500 (df_rd_bb_info.expanded_lr_out): Deleted
10501 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
10502 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
10503 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
10504 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
10505 Removed code to allocate, initialize or free expanded_lr_out.
10506 (df_rd_bb_local_compute_process_def): Restructured to make more
10508 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
10509 sets if the sets are being trimmed.
10511 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
10514 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
10515 (as_vers): Likewise.
10516 * configure: Regenerated.
10518 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10520 PR middle-end/33092
10521 * tree-pass.h (pass_build_alias): New pass.
10522 * tree-ssa-alias.c (gate_build_alias): New.
10523 (pass_build_alias): New.
10524 * passes.c (init_optimization_passes): Add pass_build_alias after
10525 pass_create_structure_vars.
10527 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
10529 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
10530 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
10531 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
10532 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
10533 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
10534 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
10535 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
10536 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
10537 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
10538 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
10539 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
10540 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
10541 * config/s390/s390.md (FP_ALL): New mode iterator.
10542 (_d): New mode attribute.
10543 ("*signbit<mode>2>"): Changed mode of first operand.
10544 ("isinf<mode>2"): Changed mode of first operand.
10545 ("*TDC_insn"): Adaptation for DFP modes.
10547 2008-01-22 Ben Elliston <bje@au.ibm.com>
10549 * tree.c (check_qualified_type): Improve function description.
10551 2008-01-21 Jason Merrill <jason@redhat.com>
10554 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
10555 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
10558 2008-01-21 DJ Delorie <dj@redhat.com>
10560 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
10563 2008-01-21 Richard Guenther <rguenther@suse.de>
10565 PR middle-end/34856
10566 * tree-cfg.c (verify_expr): Allow all invariant expressions
10567 instead of just constant class ones as reference argument.
10568 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
10569 like any other constant.
10570 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
10572 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
10574 * regmove.c (fixup_match_1): Update call crossed frequencies.
10576 2008-01-21 Richard Guenther <rguenther@suse.de>
10579 * tree-inline.c (setup_one_parameter): Deal with mismatched
10580 types using a VIEW_CONVERT_EXPR.
10582 2008-01-21 Alon Dayan <alond@il.ibm.com>
10583 Olga Golovanevsky <olga@il.ibm.com>
10585 PR tree-optimization/34701
10586 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
10587 when the structure size is not a power of 2.
10589 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
10591 * doc/install.texi: Add doc for --enable-checking=df.
10593 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
10595 PR rtl-optimization/34808
10596 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
10598 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
10600 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
10603 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10605 PR rtl-optimization/26854
10606 PR rtl-optimization/34400
10607 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
10609 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
10610 (df_rd_bb_info.expanded_lr_out): New.
10611 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
10612 * loop_iv.c (iv_analysis_loop_init): Ditto.
10613 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
10614 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
10615 Added code to allocate, initialize or free expanded_lr_out.
10616 (df_rd_bb_local_compute_process_def): Restructured to make
10617 more understandable.
10618 (df_rd_confluence_n): Add code to do nothing with fake edges and
10619 code to no apply invalidate_by_call sets if the sets are being trimmed.
10620 (df_lr_local_finalize): Renamed to df_lr_finalize.
10621 (df_live_local_finalize): Renamed to df_live_finalize.
10623 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
10626 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
10627 deciding whether to use reciprocal instructions.
10629 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
10631 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
10632 dwarf2out_note_section_used if cold_text_section is NULL.
10634 2008-01-19 Jakub Jelinek <jakub@redhat.com>
10636 PR gcov-profile/34610
10637 * tree-cfg.c (make_edges): Mark both outgoing edges from
10638 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
10639 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
10640 from OMP_FOR and OMP_CONTINUE outgoing edges.
10642 * tree-profile.c (tree_profiling): Return early if
10643 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
10645 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
10646 from cfun to child_cfun.
10647 * function.h (struct function): Add after_tree_profile bit.
10649 2008-01-19 Anatoly Sokolov <aesok@post.ru>
10651 * config/avr/avr.S (_exit): Disable interrupt.
10653 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
10654 Steven Bosscher <stevenb.gcc@gmail.com>
10656 PR rtl-optimization/26854
10657 PR rtl-optimization/34400
10658 * df-problems.c (df_live_scratch): New scratch bitmap.
10659 (df_live_alloc): Allocate df_live_scratch when doing df_live.
10660 (df_live_reset): Clear the proper bitmaps.
10661 (df_live_bb_local_compute): Only process the artificial defs once
10662 since the order is not important.
10663 (df_live_init): Init the df_live sets only with the variables
10664 found live by df_lr.
10665 (df_live_transfer_function): Use the df_lr sets to prune the
10666 df_live sets as they are being computed.
10667 (df_live_free): Free df_live_scratch.
10669 2008-01-18 Ian Lance Taylor <iant@google.com>
10671 * common.opt: Add fmerge-debug-strings.
10672 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
10673 flag_merge_debug_strings rather than flag_merge_constants.
10674 * doc/invoke.texi (Option Summary): Mention
10675 -fmerge-debug-strings.
10676 (Debugging Options): Document -fmerge-debug-strings.
10678 2008-01-18 Ian Lance Taylor <iant@google.com>
10681 * tree.h (DECL_IS_OPERATOR_NEW): Define.
10682 (struct tree_function_decl): Add new field operator_new_flag.
10683 * tree-inline.c (expand_call_inline): When inlining a call to
10684 operator new, force the return value to go into a variable, and
10685 set DECL_NO_TBAA_P on that variable.
10686 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
10688 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
10691 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
10692 DWARF2_DEBUGGING_INFO.
10693 (dwarf2out_note_section_used): Ditto. Add prototype.
10694 (have_multiple_function_sections, text_section_used,
10695 cold_text_section_used, *cold_text_sections): Move declarations
10698 2008-01-17 Bob Wilson <bob.wilson@acm.org>
10700 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
10701 field and add signal_ra.
10702 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
10703 assignments to frame state pc. Move end of stack check after
10704 MD_FALLBACK_FRAME_STATE_FOR.
10705 (uw_update_context_1): Use frame state signal_regs if set, instead
10706 of checking signal_frame flag.
10707 (uw_update_context): Use frame state signal_ra if set.
10708 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
10709 * config/xtensa/linux-unwind.h: New file.
10711 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
10713 * modulo-sched.c (get_sched_window): Fix comment typo.
10715 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
10717 PR tree-optimization/34648
10718 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
10720 2008-01-17 Anatoly Sokolov <aesok@post.ru>
10722 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
10723 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
10725 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
10727 PR rtl-optimization/34400
10728 * df-core.c (df_worklist_dataflow_overeager,
10729 df_worklist_dataflow_doublequeue): New functions.
10730 (df_worklist_dataflow): Two different worklist solvers.
10731 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
10734 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10737 * doc/invoke.texi: Document the dependence on pthread for fopenmp
10738 and ftree-parallelize-loops.
10740 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
10742 PR rtl-optimization/34826
10743 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
10745 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
10747 * global.c (find_reg): Mark the eh regs as used if necessary.
10748 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
10749 * ra.h (struct allocno): no_eh_reg field added. Changed
10750 no_stack_reg type to bitfield.
10752 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
10754 * tree.c (substitute_in_expr): Add missing 'break'.
10756 2008-01-17 Richard Guenther <rguenther@suse.de>
10758 PR tree-optimization/34825
10759 * tree-ssa-math-opts.c (is_division_by): Do not recognize
10760 x / x as division to handle.
10762 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10764 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
10765 "-pthread" is specified.
10766 * pa-hpux11.h (LIB_SPEC): Likewise.
10768 2008-01-16 Janis Johnson <janis187@us.ibm.com>
10769 Peter Bergner <bergner@vnet.ibm.com>
10771 PR rtl-optimization/33796
10772 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
10774 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10776 PR libgfortran/34699
10777 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
10779 * pa-hpux10.h (LINK_SPEC): Likewise.
10780 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
10782 2008-01-16 Richard Guenther <rguenther@suse.de>
10784 PR middle-end/32628
10785 * fold-const.c (fold_convert_const_int_from_int): Do not
10786 set overflow if that occured only because of a sign extension
10787 change when converting from/to a sizetype with the same
10788 precision and signedness.
10790 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10793 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
10794 location address to the correct place. Update copyright year.
10796 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10798 * lambda-code.c (lambda_transform_legal_p): Handle the case of
10799 no dependences in the dependence_relations vector.
10801 2008-01-16 Jan Hubicka <jh@suse.cz>
10803 PR rtl-optimization/31396
10804 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
10805 * cfg.c (dump_reg_info): Print it.
10806 * regs.h (struct reg_info_t): add freq_calls_crossed.
10807 (REG_FREQ_CALLS_CROSSED): New macro.
10808 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
10809 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
10810 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
10811 regmove_optimize): Update call crossed frequencies.
10812 * local-alloc.c (struct qty): Add freq_calls_crossed.
10813 (alloc_qty): Copute freq_calls_crossed.
10814 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
10815 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
10816 * ra.h (struct allocno): Add freq_calls_crossed.
10818 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10820 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
10821 libgomp when compiling with ftree-parallelize-loops.
10822 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
10824 2008-01-16 Richard Guenther <rguenther@suse.de>
10826 PR tree-optimization/34769
10827 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
10828 * tree.c (int_cst_value): Instead make this function more
10829 permissive in what it accepts as valid input. Document this
10830 function always sign-extends the value.
10832 2008-01-16 Jakub Jelinek <jakub@redhat.com>
10833 Richard Guenther <rguenther@suse.de>
10836 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
10837 (gimple_fold_indirect_ref_rhs): ... this.
10838 (gimple_fold_indirect_ref): New function with foldings
10839 that preserve lvalueness.
10840 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
10841 * tree-flow.h (gimple_fold_indirect_ref): Declare.
10842 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
10843 to fold an INDIRECT_REF, fall back to the old use of
10844 fold_indirect_ref_1.
10846 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10848 * tree-data-ref.c (subscript_dependence_tester_1): Call
10849 free_conflict_function.
10850 (compute_self_dependence): Same.
10852 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10855 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
10856 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
10858 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
10859 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
10860 for DWARF2_UNWIND_INFO targets.
10862 2008-01-16 Richard Guenther <rguenther@suse.de>
10865 * c-typeck.c (common_pointer_type): Do not merge inconsistent
10866 type qualifiers for function types.
10868 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
10870 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
10871 loop_iterator li from previous commit.
10873 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
10875 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
10877 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10879 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
10880 (parallelize_loops): Don't parallelize irreducible components.
10882 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10885 * c-opts (c_common_post_options): Do not enable CPP
10886 flag_pedantic_errors by default.
10888 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
10890 PR rtl-optimization/31944
10891 * cse.c (remove_pseudo_from_table): New function.
10892 (merge_equiv_classes): Use above function to remove pseudo-registers.
10893 (invalidate): Likewise.
10895 2008-01-13 Richard Guenther <rguenther@suse.de>
10897 PR middle-end/34601
10898 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
10899 instead of TYPE_MODE to deal with calls from expand_one_error_var.
10901 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
10903 * gcse.c (cprop_jump): Call validate_unshare_change instead of
10904 validate_change to unshare the source of the PC set.
10906 2008-01-12 Jan Hubicka <jh@suse.cz>
10908 PR middle-end/32135
10909 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
10910 references above array bounds. This might trigger bounds checks for
10911 pointers to arrays.
10913 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10915 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
10916 new_replaceable_dependencies.
10918 2008-01-12 Doug Kwan <dougkwan@google.com>
10920 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
10921 instead of OPT_Wreturn_type in warning due to ignored return type
10923 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
10924 options included in -Wextra.
10925 * c.opt: New option -Wignored_qualifiers.
10926 * doc/invoke.texi (Warning Options, -Wextra): Add new option
10927 -Wignore_qualifiers.
10928 (-Wignored-qualifiers): Document.
10929 (-Wreturn-type): Remove description of functionality now handled
10930 by -Wignored-qualifiers.
10932 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
10935 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
10936 NOP_EXPR if it is between integral types with the same precision.
10938 2008-01-12 Jan Hubicka <jh@suse.cz>
10941 * invoke.texi (max-inline-recursive-depth): Fix default value.
10943 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
10945 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
10948 2008-01-11 Bob Wilson <bob.wilson@acm.org>
10950 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
10952 2008-01-11 James E. Wilson <wilson@specifix.com>
10955 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
10957 2008-01-11 Anatoly Sokolov <aesok@post.ru>
10959 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
10960 save/restore frame pointer register and don't use 'call-prologues'
10961 optimization in function with "OS_task" attribute.
10963 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
10965 PR middle-end/31309
10966 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
10967 when copying to memory.
10969 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
10971 PR rtl-optimization/30905
10972 * cfgcleanup.c: Include dce.h
10973 (crossjumps_occured): New global variable.
10974 (try_crossjump_bb): Exit loop after finding a fallthru edge.
10975 If something changed, set crossjumps_occured to true.
10976 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
10977 Don't add/remove fake edges to exit here...
10978 (cleanup_cfg): ...but do it here, when crossjumping.
10979 Run a fast DCE when successful crossjumps occured in the latest
10980 iteration of try_optimize_cfg.
10982 2008-01-11 Richard Guenther <rguenther@suse.de>
10984 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
10985 (struct vn_unary_op_s): Likewise.
10986 (vn_reference_insert): Free old reference on hash collision.
10988 2008-01-10 Raksit Ashok <raksit@google.com>
10990 PR rtl-optimization/27971
10991 * combine.c (find_split_point): Split PLUS expressions which are
10992 inside a MEM rtx, and whose first operand is complex.
10994 2008-01-10 DJ Delorie <dj@redhat.com>
10996 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
10997 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
10998 (m32c_hard_regno_ok): Call the underlying function.
11000 2008-01-10 Richard Guenther <rguenther@suse.de>
11002 PR middle-end/34683
11003 * tree-cfg.c (tree_merge_blocks): Do not go through the
11004 full-blown folding and stmt updating path if we just deal
11005 with virtual operands.
11006 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
11007 test for abnormal SSA_NAMEs.
11009 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
11011 PR middle-end/34641
11012 * reload.c (push_reload): Add assertions. All constants from
11013 reg_equiv_constant should have been used for replacing the respective
11015 (find_reloads_address): Invoke find_reloads_address_part for
11016 constant taken from the reg_equiv_constant array.
11018 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
11020 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
11021 field (valnum) the first in the struct. Replace bools with
11024 2008-01-10 Richard Guenther <rguenther@suse.de>
11026 PR tree-optimization/34651
11027 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
11028 types and ordering for masking and converting.
11030 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
11032 PR tree-optimization/34017
11033 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
11034 also for PHI_NODE expressions.
11036 2008-01-09 Jan Hubicka <jh@suse.cz>
11038 PR tree-optimization/34708
11039 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
11040 based on number of case labels.
11041 (init_inline_once): Remove switch_cost.
11042 * tree-inline.h (eni_weights_d): Remove switch_cost.
11044 2008-01-09 Richard Guenther <rguenther@suse.de>
11045 Andrew Pinski <andrew_pinski@playstation.sony.com>
11047 PR middle-end/30132
11048 * gimplify.c (gimplify_cond_expr): Do not create an addressable
11049 temporary if an rvalue is ok or an lvalue is not required.
11051 2008-01-09 Richard Guenther <rguenther@suse.de>
11053 PR middle-end/34458
11054 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
11055 adjust return type.
11057 2008-01-09 Richard Guenther <rguenther@suse.de>
11059 PR middle-end/34679
11060 * tree.c (host_integerp): Check for sizetype only if the
11061 type is an integer type.
11063 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
11066 * opts.c (decode_options): Disable inlining of functions called
11067 once if not in unit-at-a-time mode.
11069 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
11071 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
11073 2008-01-08 Richard Guenther <rguenther@suse.de>
11075 PR middle-end/31863
11076 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
11077 out early if the result will be unused.
11079 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11084 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11085 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11088 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
11090 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
11091 for vectorization tuned.
11093 2008-01-08 Richard Guenther <rguenther@suse.de>
11095 PR tree-optimization/34683
11096 * tree-ssa-operands.c (operand_build_cmp): Export.
11097 * tree-ssa-operands.h (operand_build_cmp): Declare.
11098 * tree-vn.c (vuses_compare): Remove.
11099 (sort_vuses): Use operand_build_cmp.
11100 (sort_vuses_heap): Likewise.
11101 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
11102 to re-use old VEC if available. Do not sort already sorted VUSEs.
11103 (vdefs_to_vec): Do not sort already sorted VDEFs.
11105 2008-01-08 Jakub Jelinek <jakub@redhat.com>
11107 PR middle-end/34694
11108 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
11110 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11113 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
11114 limitations of reciprocal sequences on x86 targets.
11116 2008-01-08 Richard Guenther <rguenther@suse.de>
11118 PR tree-optimization/34683
11119 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
11121 2008-01-07 Jakub Jelinek <jakub@redhat.com>
11124 * config/darwin.c (darwin_mergeable_string_section): Don't use
11125 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
11127 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
11130 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
11131 negxf2. Macroize expander using X87MODEF mode iterator. Change
11132 predicates of op0 and op1 to register_operand.
11133 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
11134 expander using X87MODEF mode iterator. Change predicates of
11135 op0 and op1 to register_operand.
11136 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
11137 corresponding patterns and macroize using MODEF macro. Change
11138 predicates of op0 and op1 to register_operand and remove
11139 "m" constraint. Disparage "r" alternative with "!".
11140 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
11141 macroize using X87MODEF macro. Change predicates of op0 and op1
11142 to register_operand and remove "m" constraint. Disparage "r"
11143 alternative with "!".
11144 (absneg splitter with memory operands): Remove.
11145 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
11146 patterns and macroize using X87MODEF mode iterator.
11147 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
11148 Change predicate of op1 to register_operand.
11149 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
11150 for memory operands.
11152 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
11154 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
11156 2008-01-07 Richard Guenther <rguenther@suse.de>
11158 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
11161 2008-01-07 Richard Guenther <rguenther@suse.de>
11163 PR tree-optimization/34683
11164 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
11165 VOPs of the needed size to save memory. Use VEC_quick_push
11166 to save compile-time.
11167 (vdefs_to_vec): Likewise.
11169 2008-01-07 Sa Liu <saliu@de.ibm.com>
11171 * config/spu/spu.md (divdf3): Genetate inline code for double
11172 division. The implementation doesn't handle INF or NAN, therefore it
11173 only applies when -ffinite-math-only is given.
11175 2008-01-06 Paolo Carlini <pcarlini@suse.de>
11178 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
11179 * doc/cpp.texi ([Common Predefined Macros]): Document.
11181 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
11183 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
11184 order to use commutative addition instead of subtraction.
11186 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11187 Mircea Namolaru <namolaru@il.ibm.com>
11188 Vladimir Yanovsky <yanov@il.ibm.com>
11189 Revital Eres <eres@il.ibm.com>
11191 PR tree-optimization/34263
11192 * tree-outof-ssa.c (process_single_block_loop_latch,
11193 contains_tree_r): New functions.
11194 (analyze_edges_for_bb): Call process_single_block_loop_latch
11195 function to empty single-basic-block latch block if possible.
11197 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11199 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11201 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
11203 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11205 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
11207 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11209 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
11211 2008-01-05 Jakub Jelinek <jakub@redhat.com>
11213 PR tree-optimization/34618
11214 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
11217 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11220 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
11221 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
11222 Update copyright year.
11224 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
11225 Update copyright year.
11226 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
11229 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
11231 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
11232 edge does not point to current bb before changing need_assert.
11234 2008-01-04 Richard Guenther <rguenther@suse.de>
11236 PR middle-end/34029
11237 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
11238 for verifying purposes if they are is_gimple_min_invariant.
11240 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
11242 PR tree-optimization/34448
11243 PR tree-optimization/34465
11244 * gimplify.c (gimplify_init_constructor): Add new parameter
11245 notify_temp_creation. Use it.
11246 (gimplify_modify_expr_rhs): Take volatiles into account when
11247 optimizing constructors.
11248 Do not optimize constructors if gimplify_init_constructor will dump to
11250 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
11251 * gcc.c-torture/compile/pr34448.c: New.
11253 2008-01-04 Jakub Jelinek <jakub@redhat.com>
11255 PR gcov-profile/34609
11256 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
11257 return_slot if result is TREE_ADDRESSABLE.
11259 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
11261 * config/mips/mips.md (sqrt_condition): Tweak comment.
11262 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
11264 2008-01-03 Tom Tromey <tromey@redhat.com>
11267 * c-common.c (c_type_hash): Handle VLAs.
11269 2008-01-03 Jan Hubicka <jh@suse.cz>
11271 PR tree-optimization/31081
11272 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
11273 0 when inlining and not inlining to first basic block.
11274 (remap_decl): When var is initialized to 0, don't set default_def.
11275 (expand_call_inline): Set entry_bb.
11276 * tree-inline.h (copy_body_data): Add entry_bb.
11278 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11281 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
11284 PR tree-optimization/29484
11285 * tree-inline.c (inline_forbidden_p_2): New function.
11286 (inline_forbidden_p): Disallow inlining if some static var
11287 has an address of a local LABEL_DECL in its initializer.
11288 * doc/extend.texi (Labels as Values): Document &&foo behaviour
11291 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
11293 PR tree-optimization/34635
11294 * tree-data-ref.c (add_other_self_distances): Make sure that the
11295 evolution step is constant.
11297 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11299 PR middle-end/34608
11300 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
11302 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
11304 * tree-sra.c (scalarize_init): Insert the generate_element_init
11305 statements after the generate_element_zero statements.
11307 2008-01-02 Richard Guenther <rguenther@suse.de>
11309 PR middle-end/34093
11310 PR middle-end/31976
11311 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
11312 for very large number of operands instead of ICEing.
11314 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
11317 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
11318 while stack probing.
11320 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
11322 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
11325 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
11327 PR libmudflap/26442
11328 * tree-mudflap.c (mx_register_decls): Guard warning by
11329 !DECL_ARTIFICIAL check.
11331 2008-01-01 Jakub Jelinek <jakub@redhat.com>
11333 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
11334 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
11335 sse5_perm<mode>): Fix constraints.