1 2008-06-03 Richard Guenther <rguenther@suse.de>
3 * tree-ssa-structalias.c (find_func_aliases): Add constraints
4 for the lhs of calls if the return type contains pointers.
6 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
8 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
9 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
10 * function.c (allocate_struct_function): Use of
12 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
13 of cfun and DEFAULT_ABI to deceide abi mode.
15 (REG_PARM_STACK_SPACE): Removed.
16 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
17 (STACK_BOUNDARY): Use default target to deceide stack boundary.
18 * config/i386/i386-protos.h (ix86_cfun_abi): New.
19 (ix86_function_abi): Likewise.
20 (ix86_function_type_abi): Likewise.
21 (ix86_call_abi_override): Likewise.
22 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
23 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
24 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
25 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
27 (X86_64_REGPARM_MAX): New.
28 (X86_64_SSE_REGPARM_MAX): New.
29 (X64_REGPARM_MAX): New.
30 (X64_SSE_REGPARM_MAX): New.
31 (X86_32_REGPARM_MAX): New.
32 (X86_32_SSE_REGPARM_MAX): New.
33 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
34 (ix86_function_regparm): Handle user calling abi.
35 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
36 by DEFAULT_ABI versus SYSV_ABI check.
37 (ix86_reg_parm_stack_space): New.
38 (ix86_function_type_abi): New.
39 (ix86_call_abi_override): New.
40 (ix86_function_abi): New.
42 (init_cumulative_args): Call abi specific initialization.
43 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
44 (function_arg_64): Extend SSE_REGPARM_MAX check.
45 (function_arg (): Remove TARGET_64BIT_MS_ABI.
46 (ix86_pass_by_reference): Likewise.
47 (ix86_function_value_regno_p): Likewise.
48 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
49 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
50 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
51 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
52 (setup_incoming_varargs_64): Adjust regparm for call abi.
53 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
54 (ix86_va_start): Likewise.
55 (ix86_gimplify_va_arg): Likewise.
56 (ix86_expand_prologue): Likewise.
57 (output_pic_addr_const): Likewise.
58 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
59 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
60 (x86_output_mi_thunk): Likewise.
61 (x86_function_profiler): Likewise.
62 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
63 (SYSV_ABI, MS_ABI): New constants.
65 (init_regs): Add prototype of function in regclass.c file.
66 (OVERRIDE_ABI_FORMAT): New.
67 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
68 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
69 (OUTGOING_REG_PARM_STACK_SPACE): New.
70 (ix86_reg_parm_stack_space): New prototype.
71 (CUMULATIVE_ARGS): Add call_abi member.
72 (machine_function): Add call_abi member.
73 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace TARGET_64BIT_MS_ABI
74 by DEFAULT_ABI compare to MS_ABI.
76 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
79 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
80 (avr_builtin_setjmp_frame_value): New function.
81 * config/avr/avr.md (nonlocal_goto_receiver): Define.
82 (nonlocal_goto): Define.
84 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
86 * config/mips/mips.c (mips_emit_loadgp): Return early if
87 there is nothing do to, otherwise emit a blockage if
88 !TARGET_EXPLICIT_RELOCS || crtl->profile.
89 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
91 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
93 * configure.ac: Drop unneeded backslash ending up in config.in.
94 * acinclude.m4: Likewise.
95 * config.in: Regenerate.
97 2008-05-26 Jan Hubicka <jh@suse.cz>
99 * predict.c (maybe_hot_frequency_p): Break out of...
100 (maybe_hot_bb_p): ... here.
101 (maybe_hot_edge_p): New.
102 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
103 * basic-block.h (maybe_hot_edge_p): Declare.
105 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
107 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
108 (*cmpfp_<mode>_cc): Ditto.
109 (*fp_jcc_8<mode>_387): Ditto.
110 (*fop_<MODEF:mode>_2_i387): Ditto.
111 (*fop_<MODEF:mode>_3_i387): Ditto.
112 (*fop_xf_2_i387): Ditto.
113 (*fop_xf_3_i387): Ditto.
115 2008-06-02 Tomas Bily <tbily@suse.cz>
117 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
119 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
121 * config/mips/mips.c (mips_valid_offset_p): New function.
122 (mips_valid_lo_sum_p): Likewise.
123 (mips_classify_address): Use them.
124 (mips_force_address): New function.
125 (mips_legitimize_address): Use it.
126 * config/mips/mips.md (MOVE128): New mode iterator.
127 (movtf): Require TARGET_64BIT. Remove empty strings.
128 (*movtf_internal): Rename to...
129 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
130 of "R" and use {,fp}{load,store} attributes instead of "multi".
131 Use a separate define_split.
132 (*movtf_mips16): New pattern.
134 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
136 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
137 * config/mips/mips.c (mips_expand_before_return): New function.
138 (mips_expand_epilogue): Call it.
139 * config/mips/mips.md (return): Turn into a define_expand.
142 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
144 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
145 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
146 functions. Do not emit uses and clobbers of CONCATs; individually
147 use and clobber their operands.
148 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
149 gen_clobber, emit_use and gen_use.
150 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
151 (expand_builtin_return): Likewise.
152 * cfgbuild.c (count_basic_blocks): Likewise.
153 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
154 * explow.c (emit_stack_restore): Likewise.
155 * expmed.c (extract_bit_field_1): Likewise.
156 * expr.c (convert_move, emit_move_complex_parts): Likewise.
157 (emit_move_multi_word, store_constructor): Likewise.
158 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
159 (thread_prologue_and_epilogue_insns): Likewise.
160 * lower-subreg.c (resolve_simple_move): Likewise.
161 * optabs.c (widen_operand, expand_binop): Likewise.
162 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
163 * reload.c (find_reloads): Likewise.
164 * reload1.c (eliminate_regs_in_insn): Likewise.
165 * stmt.c (expand_nl_goto_receiver): Likewise.
166 * config/alpha/alpha.md (builtin_longjmp): Likewise.
167 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
168 * config/arm/arm.c (arm_load_pic_register): Likewise.
169 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
170 * config/arm/arm.md (untyped_return): Likewise.
171 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
172 * config/avr/avr.c (expand_prologue): Likewise.
173 * config/bfin/bfin.c (do_unlink): Likewise.
174 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
175 * config/cris/cris.c (cris_expand_prologue): Likewise.
176 * config/darwin.c (machopic_indirect_data_reference): Likewise.
177 (machopic_legitimize_pic_address): Likewise.
178 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
179 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
180 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
181 (ix86_expand_convert_uns_didf_sse): Likewise.
182 (ix86_expand_vector_init_general): Likewise.
183 * config/ia64/ia64.md (eh_epilogue): Likewise.
184 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
185 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
186 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
187 (config/iq2000/iq2000.c): Likewise.
188 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
189 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
190 (builtin_longjmp): Likewise.
191 * config/mn10300/mn10300.md (call, call_value): Likewise.
192 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
193 * config/pdp11/pdp11.md (abshi2): Likewise.
194 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
195 * config/s390/s390.c (s390_emit_prologue): Likewise.
196 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
197 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
198 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
199 * config/sh/sh.c (prepare_move_operands): Likewise.
200 (output_stack_adjust, sh_expand_epilogue): Likewise.
201 (sh_set_return_address, sh_expand_t_scc): Likewise.
202 * config/sparc/sparc.c (load_pic_register): Likewise.
203 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
204 * config/spu/spu.c (spu_expand_epilogue): Likewise.
205 * config/v850/v850.c (expand_epilogue): Likewise.
207 2008-05-31 Anatoly Sokolov <aesok@post.ru>
209 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
210 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
211 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
212 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
213 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
214 stack pointer register.
215 (output_movhi): Remove code for interrupt specific writing to the
216 stack pointer register.
218 2008-05-31 Richard Guenther <rguenther@suse.de>
220 PR tree-optimization/34244
221 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
222 (tree_expr_nonzero_warnv_p): Likewise.
223 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
224 ssa_name_nonnegative_p.
225 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
226 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
227 not tree_expr_nonzero_warnv_p.
229 PR tree-optimization/36262
231 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
233 PR tree-optimization/34244
234 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
235 (record_numbers_of_iterations): New function.
236 (execute_vrp): Cache the numbers of iterations of loops.
237 * tree-scalar-evolution.c (scev_reset_except_niters):
239 (scev_reset): Use scev_reset_except_niters.
240 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
242 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
244 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
245 __WORKAROUND_RETS when appropriate.
247 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
249 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
250 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
252 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
253 *fop_df_comm_sse insn patterns using MODEF mode iterator.
254 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
255 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
256 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
257 *fop_df_1_mixed insn patterns using MODEF mode iterator.
258 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
259 *fop_df_1_sse insn patterns using MODEF mode iterator.
260 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
261 *fop_df_1_i387 insn patterns using MODEF mode iterator.
262 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
263 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
264 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
265 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
266 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
267 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
268 (*fop_xf_4_i387): Use <MODE> for mode attribute.
269 (*fop_xf_5_i387): Ditto.
270 (*fop_xf_6_i387): Ditto.
272 2008-05-30 Richard Guenther <rguenther@suse.de>
274 * builtins.c (build_string_literal): Avoid generating
275 a non-gimple_val result.
277 2008-05-30 DJ Delorie <dj@redhat.com>
279 * exec-tool.in: Use an environment variable (private) instead of a
280 file (shared) as a semaphore, so as to not break parallel builds.
282 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
284 * optabs.c (maybe_encapsulate_block): Remove.
285 (emit_libcall_block): Adjust accordingly.
286 * optabs.h (maybe_encapsulate_block): Remove prototype.
288 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
289 Don't use maybe_encapsulate_block.
291 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
293 * config/rs6000/rs6000.c (rs6000_legitimize_address,
294 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
295 rtx is a SYMBOL_REF before calling get_pool_constant.
297 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
299 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
301 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
303 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
304 rather than OS names to choose INO_T_EQ definition.
305 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
306 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
308 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
311 * config/darwin-f.c: New.
312 * config/t-darwin: Added rule to build darwin-f.o.
313 * config.gcc: Defined new variable, fortran_target_objs.
314 (*-*-darwin*): Set fortran_target_objs.
315 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
316 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
317 * configure: Regenerated.
319 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
322 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
323 canonical type if needed.
325 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
327 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
329 2008-05-29 Richard Guenther <rguenther@suse.de>
331 PR tree-optimization/36343
332 PR tree-optimization/36346
333 PR tree-optimization/36347
334 * tree-flow.h (clobber_what_p_points_to): Declare.
335 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
336 pointed-to variable is dereferenced is irrelevant to whether
337 the pointer can access the pointed-to variable.
338 (clobber_what_p_points_to): New function.
339 * tree-ssa-alias.c (set_initial_properties): Use it.
340 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
341 call clobber check for NMTs.
343 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
345 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
346 for printing gcov_type.
348 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
350 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
351 and the eh region information.
352 * value-prof.c (gimple_move_stmt_histograms): New function.
353 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
355 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
357 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
359 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
361 * value-prof.c (tree_ic_transform): Print counts.
362 * tree-profile.c (tree_gen_ic_func_profiler):
363 Clear __gcov_indreict_call_callee variable to avoid misattribution
366 2008-05-28 Rafael Espindola <espindola@google.com>
368 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
371 2008-05-28 Richard Guenther <rguenther@suse.de>
373 PR tree-optimization/36339
374 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
375 and clobbering code out of the loop.
377 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
379 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
382 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
383 s390_contiguous_bitmask_p, s390_symref_operand_p,
384 s390_check_symref_alignment, s390_reload_larl_operand,
385 s390_reload_symref_address): New functions.
386 (s390_branch_condition_mnemonic): Support compare and branch
388 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
390 (s390_secondary_reload): Add secondary reloads for unaligned
391 symbol refs or symbol refs to floating point or QI/TI mode
393 (legitimate_address_p): Accept symbol references as addresses.
394 (s390_expand_insv): Use rotate and insert selected bits
395 instruction for insv when building for z10.
396 (print_operand_address): Handle symbol ref addresses.
397 (print_operand): Output modifier 'c' added for signed byte values.
398 (s390_encode_section_info): Mark symbol refs with
399 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
401 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
402 (length attribute): RRF, RRR have 4 byte length.
403 (FPALL, INTALL): New mode iterators added.
404 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
405 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
406 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
407 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
408 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
409 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
410 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
411 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
413 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
414 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
415 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
416 reload<INTALL:mode><P:mode>_toreg_z10,
417 reload<FPALL:mode><P:mode>_tomem_z10,
418 reload<FPALL:mode><P:mode>_toreg_z10,
419 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
420 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
421 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
422 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
424 (movmem, clrmem, cmpmem): New splitters added.
426 * config/s390/predicates.md (larl_operand): Use
427 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
429 (s390_signed_integer_comparison,
430 s390_unsigned_integer_comparison): New predicates.
432 * config/s390/s390-protos.h (s390_check_symref_alignment,
433 s390_contiguous_bitmask_p, s390_reload_larl_operand,
434 s390_reload_symref_address,
435 s390_compare_and_branch_condition_mask): Prototypes added.
437 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
438 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
439 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
441 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
443 * config/s390/s390.c (z10_cost): New cost function for z10.
444 (s390_handle_arch_option, override_options): Support -march=z10 switch.
445 (s390_issue_rate): Adjust issue rate for z10.
446 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
447 (processor_flags): Add PF_Z10.
448 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
449 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
450 * gcc/config.gcc: Add z10.
452 2008-05-28 Richard Guenther <rguenther@suse.de>
454 PR tree-optimization/36291
455 * tree-flow. h (struct gimple_df): Remove var_anns member.
456 * tree-flow-inline.h (gimple_var_anns): Remove.
458 * tree-dfa.c (create_var_ann): Simplify.
459 (remove_referenced_var): Clear alias info from var_anns of globals.
460 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
461 (delete_tree_ssa): Clear alias info from var_anns of globals.
462 Do not free var_anns.
463 (var_ann_eq): Remove.
464 (var_ann_hash): Likewise.
466 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
468 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
469 and loongson2f entries.
470 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
471 * config/mips/mips.h (processor_type): Add Loongson-2E
472 and Loongson-2F entries.
473 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
474 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
475 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
476 * doc/invoke.texi (MIPS Options): Document loongson2e
477 and loongson2f processor names.
479 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
483 * config/i386/i386.c (ix86_function_arg_boundary): Use
484 alignment of canonical type.
485 (ix86_expand_vector_move): Check unaligned memory access for
488 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
490 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
491 Moved to the front of file.
493 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
494 H.J. Lu <hongjiu.lu@intel.com>
496 * dwarf2out.c (current_fde): New.
498 (lookup_cfa:): Likewise.
499 (dwarf2out_end_epilogue): Likewise.
500 (dwarf2out_note_section_used): Likewise.
502 2008-05-27 Michael Matz <matz@suse.de>
505 * c.opt (Wenum-compare): New warning option.
506 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
508 2008-05-27 Michael Matz <matz@suse.de>
511 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
513 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
514 into memory as tail calls.
516 2008-05-27 Richard Guenther <rguenther@suse.de>
518 PR tree-optimization/36339
519 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
520 pointers cause all addressable variables to be call clobbered.
522 2008-05-27 Richard Guenther <rguenther@suse.de>
524 PR tree-optimization/36245
525 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
527 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
529 * config/s390/s390.md: Replace all occurences of the 'm'
530 constraint with 'RT'.
532 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
534 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
536 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
538 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
539 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
540 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
542 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
544 * reload.c: (find_reloads): Skip alternatives according to the
545 "enabled" attribute. Constify the constraint variable.
546 * recog.c (get_attr_enabled): Add default implementation.
547 (extract_insn): Set the alternative_enabled_p array
548 in the recog_data struct.
549 (preprocess_constraints, constrain_operands): Skip
550 alternatives according to the "enabled" attribute
551 * recog.h (struct recog_data): New field alternative_enabled_p.
552 (skip_alternative): New inline function.
553 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
554 (record_reg_classes): Skip alternative according to the
557 * doc/md.texi: Add documention for the "enabled" attribute.
559 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
561 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
562 * postreload.c (reload_cse_simplify_operands): Replace 'm'
563 constraint with TARGET_MEM_CONSTRAINT.
564 * recog.c (asm_operand_ok, preprocess_constraints,
565 constrain_operands): Likewise.
566 * regclass.c (record_reg_classes): Likewise.
567 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
568 * reload1.c (maybe_fix_stack_asms): Likewise.
569 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
570 * recog.h: Adjust comment.
571 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
572 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
573 * doc/md.texi: Add a note to description of 'm' constraint.
574 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
576 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
578 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
579 that the bitfield is of integral type before testing its precision.
581 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
582 Sa Liu <saliu@de.ibm.com>
584 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
585 __modti3, __udivti3, __umodti3 and __udivmodti4.
586 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
587 that implement TImode mul and div functions.
588 * config/spu/multi3.c: New. Implement __multi3.
589 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
590 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
593 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
595 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
596 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
597 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
598 tls_sysv_suffix): New mode and mode attribute iterators.
599 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
600 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
601 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
602 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
603 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
606 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
608 PR tree-optimization/36329
609 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
610 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
611 * cgraphbuild.c (initialize_inline_failed): Use the latter
612 macro in lieu of the former.
613 * ipa-inline.c (cgraph_mark_inline): Likewise.
614 (cgraph_decide_inlining_of_small_function): Likewise.
615 (cgraph_decide_inlining): Likewise.
616 (cgraph_decide_inlining_incrementally): Likewise.
618 2008-05-26 Tristan Gingold <gingold@adacore.com>
619 Anatoly Sokolov <aesok@post.ru>
621 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
622 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
623 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
624 optimization for 'avr6' architecture.
626 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
629 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
631 2008-05-26 Richard Guenther <rguenther@suse.de>
633 * tree-ssa-sccvn.c (expr_has_constants): Declare.
634 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
636 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
639 * caller-save.c (insert_restore): Verify alignment of spill space.
640 (insert_save): Likewise.
641 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
642 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
643 (STACK_SLOT_ALIGNMENT): Likewise.
644 * function.c (LOCAL_ALIGNMENT): Removed.
645 (get_stack_local_alignment): New.
646 (assign_stack_local): Use it. Set alignment on stack slot.
647 (assign_stack_temp_for_type): Use get_stack_local_alignment.
648 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
649 (STACK_SLOT_ALIGNMENT): New.
650 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
651 stack slot in XFmode.
653 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
655 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
658 * config/i386/i386.md (allocate_stack_worker_64): Make sure
659 argument operand in rax isn't removed.
661 2008-05-26 Richard Guenther <rguenther@suse.de>
664 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
665 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
667 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
670 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
672 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
674 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
675 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
677 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
679 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
680 build a trampoline if we don't want one.
681 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
682 return zero for nested functions if we don't want a trampoline.
684 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
686 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
688 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
691 * c.opt: Removed undocumented option '-lang-fortran'.
692 * c-common.h: Removed global variable 'lang_fortran'.
693 * c-opts.c (c_common_handle_option): Removed code to handle
694 option '-lang-fortran'. Updated includes.
695 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
696 definition of '__GFORTRAN__'.
697 (define__GNUC__): Reimplemented to use BASEVER and
698 cpp_define_formatted.
699 (builtin_define_with_value_n): Removed.
700 * c-incpath.h: Renamed to ...
701 * incpath.h: ... this.
702 * c-incpath.c: Renamed to ...
703 * incpath.c: ... this. Updated includes.
704 * fix-header.c: Updated includes.
705 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
706 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
707 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
709 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
711 * tree.h: Update the table of flags used on tree nodes.
712 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
713 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
714 (FORCED_LABEL): Add access check.
715 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
716 (ASM_INPUT_P): Likewise.
717 (ASM_VOLATILE_P): Likewise.
718 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
719 (OMP_SECTION_LAST): Access private_flag directly.
720 (OMP_RETURN_NOWAIT): Likewise.
721 (OMP_PARALLEL_COMBINED): Likewise.
722 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
723 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
724 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
725 deprecated_flag directly.
727 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
729 * final.c (frame_pointer_needed): Removed.
730 * flags.h (frame_pointer_needed): Likewise.
732 * function.h (rtl_data): Add frame_pointer_needed.
733 (frame_pointer_needed): New.
735 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
737 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
739 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
741 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
744 2008-05-25 Alan Modra <amodra@bigpond.net.au>
746 * c-common.c (strip_array_types): Move function to..
748 (get_inner_array_type): Delete.
749 * c-common.h (strip_array_types): Move declaration to..
751 (get_inner_array_type): Delete.
752 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
753 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
754 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
755 * config/pa/pa.c (emit_move_sequence): Likewise.
757 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
759 * config/i386/i386.md (*sse_prologue_save_insn): Set length
762 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
764 * function.c: Include target hook for nonlocal_goto frame value.
766 2008-05-24 Richard Guenther <rguenther@suse.de>
768 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
769 variable can be only accessed through a pointer or a union.
771 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
773 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
774 * doc/extend.texi: Likewise.
776 2008-05-23 DJ Delorie <dj@redhat.com>
778 * config/m32c/jump.md (untyped_call): Add.
780 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
782 (m32c_address_cost): Detail costs for indirect offsets.
784 2008-05-23 Rafael Espindola <espindola@google.com>
786 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
787 if a node is a SUBREG.
788 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
791 2008-05-23 Paul Brook <paul@codesourcery.com>
792 Carlos O'Donell <carlos@codesourcery.com>
794 * doc/extend.texi: Clarify use of __attribute__((naked)).
795 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
796 * target.h (gcc_target): Add allocate_stack_slots_for_args.
797 * function.c (use_register_for_decl): Use
798 targetm.calls.allocate_stack_slots_for_args.
799 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
800 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
801 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
803 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
805 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
807 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
809 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
810 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
811 is only rounded once.
813 2008-05-23 Richard Guenther <rguenther@suse.de>
815 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
817 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
818 Jakub Jelinek <jakub@redhat.com>
821 * configure.ac: Handle --enable-cld.
822 * configure: Regenerated.
823 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
824 * config/i386/i386.h (struct machine_function): Add needs_cld field.
825 (ix86_current_function_needs_cld): New define.
826 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
827 (cld): New isns pattern.
828 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
829 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
830 * config/i386/i386.opt (mcld): New option.
831 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
832 TARGET_CLD and ix86_current_function_needs_cld.
833 (override_options): Use -mcld by default for 32-bit code if
836 * doc/install.texi (Options specification): Document --enable-cld.
837 * doc/invoke.texi (Machine Dependent Options)
838 [i386 and x86-64 Options]: Add -mcld option.
839 (Intel 386 and AMD x86-64 Options): Document -mcld option.
841 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
842 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
843 (return_in_memory_64): Likewise.
844 (return_in_memory_ms_64): Likewise.
846 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
848 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
849 * builtins.c (fold_builtin_fpclassify): New.
850 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
851 * builtins.def (BUILT_IN_FPCLASSIFY): New.
852 * c-common.c (handle_type_generic_attribute): Adjust to accept
853 fixed arguments before an elipsis.
854 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
855 * doc/extend.texi: Document __builtin_fpclassify.
857 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
859 * omp-low.c (gate_expand_omp_ssa): Remove.
860 (pass_expand_omp_ssa): Remove.
861 (gate_expand_omp): Do not check for flag_openmp_ssa.
862 * common.opt (-fopenmp-ssa): Remove.
863 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
865 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
867 * config/sh/sh.opt (mfixed-range): New option.
868 * config/sh/sh-protos.h (sh_fix_range): Declare.
869 * config/sh/sh.c (sh_fix_range): New function.
870 * config/sh/sh.h (sh_fixed_range_str): Declare.
871 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
873 * doc/invoke.texi (SH Options): Document -mfixed-range.
875 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
877 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
878 it before the redeclaration.
880 2008-05-22 Anatoly Sokolov <aesok@post.ru>
882 * config/avr/avr.c (get_sequence_length): Add new function.
883 (expand_prologue, expand_epilogue): Remove duplicate code.
885 2008-05-22 Rafael Espindola <espindola@google.com>
887 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
890 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
892 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
893 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
895 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
896 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
897 (vect_update_misalignment_for_peel): Likewise.
898 (vector_alignment_reachable_p): Likewise.
899 * tree-vect-transform.c (vectorizable_load): Likewise.
900 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
901 (get_vectype_for_scalar_type): Pass mode of scalar_type
902 to UNITS_PER_SIMD_WORD.
904 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
905 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
906 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
907 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
908 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
910 2008-05-22 Ira Rosen <irar@il.ibm.com>
912 PR tree-optimization/36293
913 * tree-vect-transform.c (vect_transform_strided_load): Don't check
914 if the first load must be skipped because of a gap.
916 2008-05-22 Richard Guenther <rguenther@suse.de>
918 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
919 more cases of offset disambiguation that is possible if
920 strict-aliasing rules apply.
921 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
922 for basic offset and type-based disambiguation.
924 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
926 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
927 ix86_expand_vector_set on V16QImode for SSE4.1.
929 2008-05-21 Tom Tromey <tromey@redhat.com>
931 * c.opt (Wimport): Mark as undocumented.
932 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
934 (Warning Options): Likewise.
935 * doc/cppopts.texi: Don't mention -Wimport.
937 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
939 PR tree-optimization/36287
940 PR tree-optimization/36286
941 * lambda-code.c (build_access_matrix): Do not use the loop->num
942 for computing the number of induction variables: use the loop depth
945 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
948 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
949 option -f(no-)leading-underscore.
951 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
953 * config/i386/i386.c (ix86_expand_vector_init_general): Use
954 GET_MODE_NUNITS (mode).
956 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
958 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
959 (-mmulhw): Add 464 to description.
961 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
962 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
964 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
965 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
966 * config/rs6000/rs6000.md: Update comments for 464.
968 2008-05-21 Janis Johnson <janis187@us.ibm.com>
970 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
972 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
974 * config/i386/sse.md (vec_extractv4sf): Removed.
975 (vec_extractv2df): Likewise.
976 (vec_extractv2di): Likewise.
977 (vec_extractv4si): Likewise.
978 (vec_extractv8hi): Likewise.
979 (vec_extractv16qi): Likewise.
980 (vec_extract<mode>): New.
982 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
984 * config/i386/sse.md (vec_setv4sf): Removed.
985 (vec_setv2df): Likewise.
986 (vec_setv2di): Likewise.
987 (vec_setv4si): Likewise.
988 (vec_setv8hi): Likewise.
989 (vec_setv16qi): Likewise.
990 (vec_set<mode>): New.
992 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
994 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
995 goto for vec_concat and vec_interleave.
997 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
999 * config/i386/sse.md (vec_initv4sf): Removed.
1000 (vec_initv2df): Likewise.
1001 (vec_initv2di): Likewise.
1002 (vec_initv4si): Likewise.
1003 (vec_initv8hi): Likewise.
1004 (vec_initv16qi): Likewise.
1005 (vec_init<mode>): New.
1007 2008-05-21 Joseph Myers <joseph@codesourcery.com>
1009 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
1011 2008-05-21 Tom Tromey <tromey@redhat.com>
1013 * ggc-zone.c (lookup_page_table_if_allocated): New function.
1014 (zone_find_object_offset): Likewise.
1015 (gt_ggc_m_S): Likewise.
1016 (highest_bit): Likewise.
1017 * ggc-page.c (gt_ggc_m_S): New function.
1018 * stringpool.c (string_stack): Remove.
1019 (init_stringpool): Update.
1020 (ggc_alloc_string): Use ggc_alloc.
1021 (maybe_delete_ident): New function.
1022 (ggc_purge_stringpool): Likewise.
1023 (gt_ggc_m_S): Remove.
1024 * ggc-common.c (ggc_protect_identifiers): New global.
1025 (ggc_mark_roots): Call ggc_purge_stringpool. Use
1026 ggc_protect_identifiers.
1027 * ggc.h (ggc_protect_identifiers): Declare.
1028 (gt_ggc_m_S): Update.
1029 (ggc_purge_stringpool): Declare.
1030 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
1031 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
1033 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
1035 2008-05-21 David S. Miller <davem@davemloft.net>
1037 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
1040 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
1042 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
1045 2008-05-20 David Daney <ddaney@avtrex.com>
1047 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
1048 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
1049 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1050 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1051 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
1052 (atomic_hiqi_op): New define_code_iterator.
1053 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
1054 mips_expand_compare_and_swap_12.
1055 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
1056 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
1057 (sync_<optab><mode>, sync_old_<optab><mode>,
1058 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1059 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
1060 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
1061 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
1062 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
1063 (test_and_set_12): New insn.
1064 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
1065 sync_new_<optab><mode>, sync_old_nand<mode>,
1066 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
1067 clobber to operand 0 for SI and DI mode insns.
1068 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
1069 mips_gen_fn_4): New typedefs.
1070 (mips_gen_fn_ptrs): Define new union type.
1071 (mips_expand_compare_and_swap_12): Remove declaration.
1072 (mips_expand_atomic_qihi): Declare function.
1073 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
1074 (mips_expand_atomic_qihi): ... this. Use new generator function
1076 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
1077 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
1078 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
1079 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
1080 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
1081 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
1082 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
1083 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
1084 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
1085 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
1088 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
1090 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
1093 2008-05-20 Anatoly Sokolov <aesok@post.ru>
1095 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
1096 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
1097 (avr_attribute_table): Add 'OS_main' function attribute.
1098 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
1099 functions with 'OS_main' attribute.
1101 2008-05-20 Richard Guenther <rguenther@suse.de>
1103 PR tree-optimization/35204
1104 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
1105 helper, split out from ...
1106 (DFS): ... here. Make the DFS walk non-recursive.
1108 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
1109 Jan Sjodin <jan.sjodin@amd.com>
1111 PR tree-optimization/36181
1112 * tree-parloops.c (loop_has_vector_phi_nodes): New.
1113 (parallelize_loops): Don't parallelize when the loop has vector
1116 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1117 Sebastian Pop <sebastian.pop@amd.com>
1119 * tree-loop-linear.c (gather_interchange_stats): Look in the access
1120 matrix, and never look at the tree representation of the memory
1122 (linear_transform_loops): Computes parameters and access matrices.
1123 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
1125 (access_matrix_get_index_for_parameter): New.
1126 * tree-data-ref.h (struct access_matrix): New.
1127 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
1128 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
1129 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
1130 am_vector_index_for_loop): New.
1131 (struct data_reference): Add field access_matrix.
1132 (DR_ACCESS_MATRIX): New.
1133 (compute_data_dependences_for_loop): Update declaration.
1134 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
1135 * lambda.h (lambda_vector_vec_p): Declared.
1136 * lambda-code.c: Depend on pointer-set.h.
1137 (lambda_collect_parameters_from_af, lambda_collect_parameters,
1138 av_for_af_base, av_for_af, build_access_matrix,
1139 lambda_compute_access_matrices): New.
1140 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
1142 2008-05-20 Joseph Myers <joseph@codesourcery.com>
1144 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
1147 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1148 Sebastian Pop <sebastian.pop@amd.com>
1150 PR tree-optimization/36206
1151 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
1153 (instantiate_scev_1): Rename flags to fold_conversions.
1154 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
1155 outeside instantiation_loop.
1156 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
1157 (evolution_function_is_affine_or_constant_p): Removed.
1158 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
1160 (analyze_siv_subscript): Pass in the loop nest number.
1161 Call evolution_function_is_affine_in_loop instead of
1162 evolution_function_is_affine_p.
1163 (analyze_overlapping_iterations): Pass in the loop nest number.
1165 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1166 Sebastian Pop <sebastian.pop@amd.com>
1168 PR tree-optimization/36206
1169 * tree-chrec.h (chrec_fold_op): New.
1170 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
1173 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
1175 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
1177 (remove_duplicates): Do not set inode on non-inode systems.
1180 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
1182 * config.gcc (tm_file): Update comments about relative pathnames.
1184 2008-05-20 Richard Guenther <rguenther@suse.de>
1186 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
1187 * tree-ssa-sccvn.c (process_scc): Likewise.
1188 * tree-ssa-sink.c (execute_sink_code): Likewise.
1189 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
1190 * tree-vrp.c (process_assert_insertions): Likewise.
1191 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
1192 (perform_tree_ssa_dce): Likewise.
1193 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1194 (dump_dominator_optimization_stats): Likewise.
1195 * tree-vectorizer.c (vectorize_loops): Likewise.
1197 2008-05-20 Richard Guenther <rguenther@suse.de>
1199 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
1201 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
1203 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
1204 (ix86_i386elf_return_in_memory): Likewise.
1205 (ix86_i386interix_return_in_memory): Likewise.
1206 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
1207 (SUBTARGET_RETURN_IN_MEMORY): New.
1208 * config/i386/i386elf.h: Likewise.
1209 * config/i386/ptx4-i.h: Likewise.
1210 * config/i386/sol2-10.h: Likewise.
1211 * config/i386/sysv4.h: Likewise.
1212 * config/i386/vx-common.h: Likewise.
1213 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
1214 * config/i386/i386.c (ix86_return_in_memory): Made static and
1215 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
1216 (ix86_i386elf_return_in_memory): Removed.
1217 (ix86_i386interix_return_in_memory): Removed.
1218 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
1219 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
1221 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
1223 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
1225 2008-05-19 Xinliang David Li <davidxl@google.com>
1227 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
1229 * common.opt: Ditto.
1230 * doc/invoke.texi: Ditto.
1232 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
1234 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
1235 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
1237 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1239 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
1240 sizes of operand array from 8/4 to 4/2.
1241 (ix86_expand_vector_init_general): Change size of operand array
1242 from 32 to 16. Remove op0, op1 and half_mode.
1244 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1246 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
1247 (ix86_expand_vector_init_interleave): Likewise.
1248 (ix86_expand_vector_init_general): Use them. Assert
1249 word_mode == SImode when n_words == 4.
1251 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
1253 * config/i386/i386.c (ix86_secondary_reload): New static function.
1254 (TARGET_SECONDARY_RELOAD): New define.
1255 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1256 * config/i386/i386.md (reload_outqi): Remove.
1258 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1261 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
1262 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
1263 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
1264 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
1265 (fold_builtin_1): Likewise.
1266 * builtins.def (BUILT_IN_ISINF_SIGN): New.
1267 c-common.c (check_builtin_function_arguments): Handle
1268 BUILT_IN_ISINF_SIGN.
1269 * doc/extend.texi: Document __builtin_isinf_sign.
1270 * fold-const.c (operand_equal_p): Handle COND_EXPR.
1272 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
1274 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
1275 EH cleanup at the end of the pass, search for those that have been
1276 turned into forwarder blocks and do the cleanup on their successor.
1278 2008-05-18 Richard Guenther <rguenther@suse.de>
1280 * tree-cfg.c (verify_gimple_expr): Allow conversions from
1281 pointers to sizetype and vice versa.
1283 2008-05-18 Xinliang David Li <davidxl@google.com>
1285 * gcc/tree-ssa-dce.c: Coding style fix.
1286 (check_pow): Documentation comment.
1287 (check_log): Documenation comment. Coding style fix.
1288 (is_unnecessary_except_errno_call): Ditto.
1289 (gen_conditions_for_pow): Ditto.
1290 (gen_conditions_for_log): Ditto.
1291 (gen_shrink_wrap_conditions): Ditto.
1292 (shrink_wrap_one_built_in_calls): Ditto.
1293 * gcc/doc/invoke.texi: Better documentation string.
1294 * ChangeLog: Fix wrong change log entries from
1295 May 17 checkin on function call DCE.
1297 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
1299 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
1301 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1303 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
1304 * df-problems.c (simulation routines): Fixed block comment to
1305 properly say how to add forwards scanning functions.
1307 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1309 * tree-inline.c (setup_one_parameter): Remove dead code.
1311 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1313 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
1314 a BIT_AND_EXPR only for an INTEGER_TYPE.
1316 2008-05-17 Xinliang David Li <davidxl@google.com>
1318 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
1319 (check_pow, check_log, is_unnecessary_except_errno_call): New
1320 functions to check for eliminating math functions that are pure
1321 except for setting errno.
1322 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
1323 general condition expressions for shrink-wrapping pow/log calls.
1324 (gen_shrink_wrap_conditions): Ditto.
1325 (shrink_wrap_one_built_in_call): Ditto.
1326 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
1327 (mark_operand_necessary): If debugging, output if OP is necessary.
1328 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
1330 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
1332 * gcc/common.opt: New user flag -ftree-builtin-dce.
1333 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
1335 2008-05-16 David S. Miller <davem@davemloft.net>
1337 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
1338 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1340 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
1343 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
1345 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1347 * ifcvt.c (dead_or_predicable): Rename
1348 df_simulate_one_insn_backwards to df_simulate_one_insn.
1349 * recog.c (peephole2_optimize): Ditto.
1350 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
1352 * df.h: Rename df_simulate_one_insn_backwards to
1353 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
1354 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
1355 scanning of defs and uses.
1356 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
1357 (df_simulate_one_insn_forwards): Removed.
1359 2008-05-16 Doug Kwan <dougkwan@google.com>
1361 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
1363 (real_from_string): Handle NaNs and Inf as approriate.
1365 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
1367 * doc/gty.texi (Source Files Containing Type Information): Note
1368 that headers should appear first in the gtfiles list.
1370 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1372 * tree.def (COND_EXEC): Properly documented this code.
1374 2008-05-16 Diego Novillo <dnovillo@google.com>
1376 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
1377 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
1380 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1382 * tree-ssa-dse (max_stmt_uid): Removed.
1383 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
1384 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
1385 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
1386 * function.h (cfun.last_stmt_uid): New field.
1387 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
1388 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
1390 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
1391 (create_stmt_ann): Initialize the ann->uid field.
1392 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
1394 * tree-flow.h (renumber_gimple_stmt_uids): New function.
1396 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
1398 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
1399 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
1400 (init_empty_tree_cfg): Call it.
1402 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1404 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
1407 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1409 * doc/invoke.text (-fdump-tree-*-verbose): New option.
1410 * tree-dump.c (dump_options): New verbose option.
1411 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
1413 * tree-pass.h (TDF_VERBOSE): New dump flag.
1414 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
1415 (tree-flow.h): Added include.
1416 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
1418 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
1420 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
1422 From Jie Zhang <jie.zhang@analog.com>
1423 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1424 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
1425 mcpu=bf561-none and mcpu=bf561-0.2.
1426 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1427 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
1428 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1429 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
1430 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
1431 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
1432 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
1434 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
1435 (cputype_selected): Remove.
1436 (bfin_handle_option): Don't use cputype_selected.
1437 (override_options): When no mcpu option, enable all workarounds.
1438 Don't use bfin_workarounds.
1439 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
1441 (DEFAULT_CPU_TYPE): Don't define.
1443 2008-05-16 Richard Guenther <rguenther@suse.de>
1445 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
1446 on deletion of the last stmt.
1448 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1450 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
1451 V8HImode for SSE2 and V16QImode for SSE4.1.
1453 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1455 * cgraph.h (compute_inline_parameters): Made public.
1456 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
1457 variable_generate_summary, function_write_summary,
1458 variable_write_summary, variable_read_summary. Added generate_summary,
1459 write_summary, read_summary.
1460 * cgraphunit.c (cgraph_process_new_functions): Changed call from
1461 pass_ipa_inline.function_generate_summary, to
1462 compute_inline_parameters.
1463 * ipa-inline.c (compute_inline_parameters): Made public and added
1465 (compute_inline_parameters_for_current): New function.
1466 (pass_inline_param): Now calls compute_inline_parameters_for_current.
1467 (inline_generate_summary): Removed parameter and made to loop over
1469 (pass_ipa_inline): Updated for new IPA_PASS structure.
1470 * passes.c (execute_ipa_summary_passes): Now is called once per
1471 pass rather than once per node*pass.
1473 2008-05-15 Anatoly Sokolov <aesok@post.ru>
1475 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
1476 avr_have_mul_p, avr_asm_only_p): Remove variables.
1477 (avr_override_options): Remove initialization of removed variables.
1478 (avr_file_start): Convert removed variables to fields of
1479 'struct base_arch_s *avr_current_arch'.
1480 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
1481 (AVR_HAVE_MUL): (Ditto.).
1482 (AVR_HAVE_MOVW): (Ditto.).
1483 (AVR_HAVE_LPMX): (Ditto.).
1484 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
1485 avr_asm_only_p): Remove declaration.
1487 2008-05-15 Diego Novillo <dnovillo@google.com>
1489 * config/arm/arm.c (arm_return_in_memory): Fix return type.
1490 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
1492 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
1495 * combine.c (check_conversion): Rename back to check_promoted_subreg.
1496 Don't call record_truncated_value from here.
1497 (record_truncated_value): Turn it into a for_each_rtx callback.
1498 (record_truncated_values): New function.
1499 (combine_instructions): Call note_uses with record_truncated_values.
1500 Change name of check_conversion to check_promoted_subreg.
1502 2008-05-15 Janis Johnson <janis187@us.ibm.com>
1504 * doc/sourcebuild.texi: Document support for torture tests.
1506 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1508 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
1509 to alternative 4 of operand 2.
1511 2008-05-15 Richard Guenther <rguenther@suse.de>
1513 * tree-pass.h (current_pass): Declare.
1514 (get_pass_for_id): Likewise.
1515 * passes.c (passes_by_id, passes_by_id_size): New globals.
1516 (set_pass_for_id): New function.
1517 (get_pass_for_id): Likewise.
1518 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
1519 (execute_function_todo): Flush per function statistics.
1520 * toplev.c (compile_file): Init statistics.
1521 (general_init): Do early statistics initialization.
1522 (finalize): Finish statistics.
1523 * statistics.h (statistics_early_init): Declare.
1524 (statistics_init): Likewise.
1525 (statistics_fini): Likewise.
1526 (statistics_fini_pass): Likewise.
1527 (statistics_counter_event): Likewise.
1528 (statistics_histogram_event): Likewise.
1529 * statistics.c: New file.
1530 * Makefile.in (OBJS-common): Add statistics.o.
1531 (statistics.o): Add dependencies.
1532 * doc/invoke.texi (-fdump-statistics): Document.
1534 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
1536 (execute_pre): Use statistics_counter_event.
1537 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
1538 (substitute_and_fold): Increment it. Use statistics_counter_event.
1540 2008-05-15 Diego Novillo <dnovillo@google.com>
1542 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
1544 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
1545 * tree-ssa-alias.c (new_type_alias): Remove references to
1546 sub-variables from comment.
1547 * tree-ssa-operands.c (swap_tree_operands): Likewise.
1549 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1551 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
1552 attribute to 1 only for insertps alternative.
1554 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1556 * config/bfin/bfin.md (loadbytes): New pattern.
1557 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
1558 (bfin_init_builtins): Initialize it.
1559 (bdesc_1arg): Add it.
1561 2008-05-15 Sa Liu <saliu@de.ibm.com>
1563 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
1564 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
1565 * testsuite/lib/target-supports.exp: Add
1566 check_effective_target_fortran_integer_16.
1568 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1570 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
1571 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
1572 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
1573 (TARGET_RETURN_IN_MEMORY): Define.
1575 2008-05-15 Richard Guenther <rguenther@suse.de>
1578 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
1579 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
1580 represent unmodifiable vars.
1582 2008-05-15 Richard Guenther <rguenther@suse.de>
1584 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
1585 INDIRECT_REF and TARGET_MEM_REF.
1586 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1589 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1590 H.J. Lu <hongjiu.lu@intel.com>
1592 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
1593 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
1594 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
1595 insn alternatives. Add missing alternatives.
1596 (*vec_concatv2di_rex64_sse4_1): Likewise.
1597 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
1598 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
1601 2008-05-15 Richard Guenther <rguenther@suse.de>
1603 PR tree-optimization/36009
1604 PR tree-optimization/36204
1605 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
1606 (determine_invariantness_stmt): Record the loop a store is
1608 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
1611 2008-05-15 Richard Guenther <rguenther@suse.de>
1613 PR tree-optimization/34330
1614 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
1615 through the pointer will alias the SMT.
1617 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
1619 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
1621 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
1623 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
1625 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1626 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1628 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
1629 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
1630 (vashl_optab): New optab for vector/vector shifts.
1631 (vashr_optab): Ditto.
1632 (vlshr_optab): Ditto.
1633 (vrotl_optab): Ditto.
1634 (vrotr_optab): Ditto.
1635 (optab_subtype): New enum for optab_for_tree_code call.
1636 (optab_for_tree_code): Add enum optab_subtype argument.
1638 * optabs.c (optab_for_tree_code): Take an additional argument to
1639 distinguish between a vector shift by a scalar and vector shift by
1640 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
1641 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
1642 vector shift by a vector.
1643 (expand_widen_pattern_expr): Pass additional argument to
1644 optab_for_tree_code.
1646 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
1647 vrotl_optab, vrotr_optab.
1649 * expr.c (expand_expr_real_1): Update calls to
1650 optab_for_tree_code to distinguish between vector shifted by a
1651 scalar and vector shifted by a vector.
1652 * tree-vectorizer.c (supportable_widening_operation): Ditto.
1653 (supportable_narrowing_operation): Ditto.
1654 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
1655 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
1656 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
1657 (vect_create_epilog_for_reduction): Ditto.
1658 (vectorizable_reduction): Ditto.
1659 (vectorizable_operation): Ditto.
1660 (vect_strided_store_supported): Ditto.
1661 (vect_strided_load_supported): Ditto.
1662 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1663 * expmed.c (expand_shift): Ditto.
1665 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
1667 (ashr@var{m}3): Ditto.
1668 (vashl@var{m}3): Document new vector/vector shift standard name.
1669 (vashr@var{m}3): Ditto.
1670 (vlshr@var{m}3): Ditto.
1671 (vrotl@var{m}3): Ditto.
1672 (vrotr@var{m}3): Ditto.
1674 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
1675 (PPERM_INVERT): Ditto.
1676 (PPERM_REVERSE): Ditto.
1677 (PPERM_REV_INV): Ditto.
1678 (PPERM_ZERO): Ditto.
1679 (PPERM_ONES): Ditto.
1680 (PPERM_SIGN): Ditto.
1681 (PPERM_INV_SIGN): Ditto.
1682 (PPERM_SRC1): Ditto.
1683 (PPERM_SRC2): Ditto.
1685 * config/i386/sse.md (mulv2di3): Add SSE5 support.
1686 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
1687 allows a memory operand to be the value being added, and split it
1688 to improve vectorization.
1689 (sse5_pmacsdqh_mem): Ditto.
1690 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
1691 (sse5_mulv2div2di3_high): Ditto.
1692 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
1693 (vec_pack_trunc_v4si): Ditto.
1694 (vec_pack_trunc_v2di): Ditto.
1695 (sse5_pcmov_<mode>): Remove code that tried to use use
1696 andps/andnps instead of pcmov.
1697 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
1698 pmacsdqh instructions.
1699 (vec_widen_smult_lo_v4si): Ditto.
1701 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
1702 (PPERM_INVERT): Ditto.
1703 (PPERM_REVERSE): Ditto.
1704 (PPERM_REV_INV): Ditto.
1705 (PPERM_ZERO): Ditto.
1706 (PPERM_ONES): Ditto.
1707 (PPERM_SIGN): Ditto.
1708 (PPERM_INV_SIGN): Ditto.
1709 (PPERM_SRC1): Ditto.
1710 (PPERM_SRC2): Ditto.
1711 (ix86_expand_sse_movcc): Move the SSE5 test after the if
1713 (ix86_expand_int_vcond): If SSE5 generate all possible integer
1715 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
1716 says ignore whether the last reference is a memory operand.
1718 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1719 Paolo Bonzini <bonzini at gnu dot org>
1721 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
1724 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
1725 (vlshr<mode>3): Rename from vlshr<mode>3.
1726 (vashr<mode>3): Rename from vashr<mode>3.
1727 (mulv4sf3): Change the names of vector shift patterns.
1731 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
1734 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
1759 * config/spu/spu.md (v): New iterator macro to add v for vector types.
1760 (floatunssidf2_internal): Change vector/vector shift names.
1761 (floatunsdidf2_internal): Ditto.
1768 (vashl<mode>3): Rename from ashl<mode>3.
1769 (vashr<mode>3): Rename from ashr<mode>3.
1770 (vlshr<mode>3): Rename from lshr<mode>3.
1771 (vrotl<mode>3): Rename from rotl<mode>3.
1773 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1776 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
1777 multiply gives the wrong value when doing widening multiplies.
1778 (vec_widen_smult_lo_v4si): Ditto.
1780 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1782 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
1783 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
1784 emit_library_call_value.
1785 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
1786 * tree.h (ECF_LIBCALL_BLOCK): Removed.
1787 * calls.c (initialize_argument_information, precompute_arguments,
1788 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
1789 (precompute_arguments): Removed flags parameter.
1790 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
1792 2008-05-14 Richard Guenther <rguenther@suse.de>
1794 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
1795 Make sure to register the store if the use is a PHI_NODE.
1797 2008-05-14 Olivier Hainque <hainque@adacore.com>
1799 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1800 memory if the component is to be referenced in BLKmode according
1801 to get_inner_reference.
1803 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
1805 * calls.c (emit_library_call_value_1): Restore code clearing
1806 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
1808 2008-05-14 Olivier Hainque <hainque@adacore.com>
1809 Nicolas Roche <roche@adacore.com>
1811 * configure.ac: Add support for a "gcc_subdir" variable in
1812 config-lang.in, to denote a subdirectory where the language/GCC
1813 integration files are to be found.
1814 * configure: Regenerate.
1816 2008-05-14 Ira Rosen <irar@il.ibm.com>
1818 PR tree-optimization/36098
1819 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
1820 value for the first load in the group in case of a gap.
1821 (vect_build_slp_tree): Check that there are no gaps in loads.
1823 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1825 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
1826 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
1827 expand_copysign_bit, ): Change call to emit_no_conflict_block to
1828 emit_insn and remove unneeded code to construct extra args.
1829 (emit_no_conflict_block): Removed.
1830 * optabls.h: (emit_no_conflict_block): Removed.
1831 * cse.c (cse_extended_basic_block): Remove search for
1832 REG_NO_CONFLICT note.
1833 * global.c: Removed incorrect comment added in revision 117.
1834 * expr.c (convert_move): Change call to emit_no_conflict_block to
1836 * recog.c: Change comments so that they do not mention
1838 * local_alloc.c (combine_regs): Removed last parameter.
1839 (no_conflict_p): Removed.
1840 (block_alloc): Removed note, no_conflict_combined_regno and set
1841 local vars. Removed all code to process REG_NO_CONFLICT blocks.
1842 (combine_regs): Removed already_dead and code to look for
1843 REG_NO_CONFLICT notes.
1844 * lower_subreg (remove_retval_note): Removed code to look for
1845 REG_NO_CONFLICT block.
1846 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
1847 (resolve_clobber): Remove code to process libcalls that have
1848 REG_NO_CONFLICT notes.
1849 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
1851 * combine.c (can_combine_p, distribute_notes): Removed
1852 REG_NO_CONFLICT case.
1853 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
1855 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
1856 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
1858 * reg-notes.def (NO_CONFLICT): Removed.
1860 2008-05-14 David S. Miller <davem@davemloft.net>
1862 * config/sparc/sparc.c (sparc_profile_hook): If
1863 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
1864 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
1865 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1867 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
1869 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
1871 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
1874 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
1875 and op1 expansion before vector concat to have less live pseudos.
1877 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
1879 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
1880 ix86_expand_vector_set if supported.
1882 2008-05-13 Diego Novillo <dnovillo@google.com>
1883 Kenneth Zadeck <zadeck@naturalbridge.com>
1885 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
1887 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
1888 phinodes_print_statistics, init_ssanames, fini_ssanames,
1889 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
1890 release_ssa_name, release_defs, replace_ssa_name_symbol,
1891 ssanames_print_statistics): Move ...
1892 * tree-flow.h: ... here.
1893 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
1894 Use FN instead of cfun.
1895 (make_ssa_name_fn): Rename from make_ssa_name.
1896 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
1897 * tree-flow-inline.h (make_ssa_name): Move from
1898 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
1899 * omp-low.c (expand_omp_parallel):
1900 * tree-flow-inline.h (redirect_edge_var_map_result):
1901 * tree-ssa.c (init_tree_ssa): Add argument FN.
1902 Use it instead of cfun. Update all users.
1904 2008-05-13 Tom Tromey <tromey@redhat.com>
1906 PR preprocessor/22168:
1907 * doc/cpp.texi (Top): Update menu.
1908 (Alternatives to Wrapper #ifndef): New node.
1909 (Other Directives): Document deprecation.
1910 (Obsolete Features): Remove menu.
1911 (Assertions): Merge node into Obsolete Features.
1912 (Obsolete once-only headers): Move earlier; rename to Alternatives
1914 * doc/cppopts.texi: Update.
1915 * c.opt (Wdeprecated): Enable for C and ObjC.
1916 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
1917 (C++ Dialect Options): Move -Wno-deprecated from here to...
1918 (Warning Options): ... here.
1920 2008-05-13 Richard Guenther <rguenther@suse.de>
1923 * fold-const.c (fold_sign_changed_comparison): Do not allow
1924 changes in pointer-ness.
1926 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1929 * config/sh/sh.c (sh_expand_prologue): Don't clear
1930 RTX_FRAME_RELATED_P for push insns.
1932 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
1934 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
1936 2008-05-12 Anatoly Sokolov <aesok@post.ru>
1938 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
1939 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
1940 Use 'machine->is_leaf' instead of 'leaf_func_p'.
1942 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
1944 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
1945 (*vec_concatv4sf_sse): This.
1946 (*sse2_concatv2si): Renamed to ...
1947 (*vec_concatv2si_sse2): This.
1948 (*sse1_concatv2si): Renamed to ...
1949 (*vec_concatv2si_sse): This.
1950 (*vec_concatv2di_rex): Renamed to ...
1951 (*vec_concatv2di_rex64): This.
1952 (*vec_concatv2si_sse4_1): New.
1953 (*vec_concatv2di_rex64_sse4_1): Likewise.
1955 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
1957 PR rtl-optimization/36111
1958 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
1959 that was created for swappable operands.
1961 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
1964 * Makefile.in: Substitute GNATMAKE and GNATBIND.
1965 * configure.ac: Add call to ACX_PROG_GNAT.
1967 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
1969 * optc-gen.awk: Fix comment typo.
1971 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1973 * pretty-print.c (pp_integer_with_precision): Use
1974 HOST_LONG_LONG_FORMAT.
1976 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
1978 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
1980 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
1982 * config/i386/i386.c (bdesc_ptest): Removed.
1983 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
1984 (bdesc_args): Add __builtin_ia32_ptestz128,
1985 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
1986 (ix86_init_mmx_sse_builtins): Updated.
1987 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
1988 (ix86_expand_builtin): Updated.
1990 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
1992 * tree-cfg.c (valid_fixed_convert_types_p): New function.
1993 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
1995 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
1997 * value-prof.c (interesting_stringop_to_profile): Do not
1998 return early for BUILT_IN_MEMPCPY.
2000 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
2002 * calls.c (expand_call): Don't use callgraph to increase
2003 preferred_stack_boundary.
2005 * cgraph.h (cgraph_rtl_info): Use unsigned on
2006 preferred_incoming_stack_boundary.
2008 * final.c (rest_of_clean_state): Use unsigned on
2009 preferred_stack_boundary.
2011 2008-05-09 Tom Tromey <tromey@redhat.com>
2013 PR preprocessor/22231:
2014 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
2017 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
2019 PR tree-optimization/36129
2020 * tree-ssa-ccp.c: Include value-prof.h.
2021 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
2022 built-in function was folded to a constant.
2023 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
2025 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
2026 Sebastian Pop <sebastian.pop@amd.com>
2028 * tree-scalar-evolution.c: Document instantiate_scev.
2029 (instantiate_parameters_1): Renamed instantiate_scev_1.
2030 Don't use the same loop for instantiation_loop and evolution_loop.
2031 (instantiate_scev): New.
2032 (instantiate_parameters): Moved...
2033 (resolve_mixers): Update call to instantiate_scev_1 to pass the
2034 same loop twice. Maintains the semantics for this function.
2035 * tree-scalar-evolution.h (instantiate_scev): Declare.
2036 (instantiate_parameters): ...here. Now static inline.
2037 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
2038 instead of resolve_mixers.
2040 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2042 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
2044 2008-05-09 Tomas Bily <tbily@suse.cz>
2046 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
2047 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
2048 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2049 * c-common.c (c_common_truthvalue_conversion): Likewise.
2050 * tree-object-size.c (compute_object_offset): Likewise.
2051 * tree-inline.c (estimate_num_insns_1): Likewise.
2052 * varasm.c (const_hash_1, compare_constant, copy_constant)
2053 (compute_reloc_for_constant, output_addressed_constants)
2054 (initializer_constant_valid_p): Likewise.
2055 * c-omp.c (check_omp_for_incr_expr): Likewise.
2056 * gimplify.c (gimplify_expr): Likewise.
2057 * c-typeck.c (c_finish_return): Likewise.
2058 * tree-vectorizer.c (supportable_widening_operation)
2059 (supportable_narrowing_operation): Likewise.
2060 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
2061 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
2062 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
2063 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
2064 (descr_info_loc): Likewise.
2065 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2066 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
2067 (fold_unary): Likewise.
2068 * builtins.c (get_pointer_alignment): Likewise.
2069 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
2070 (instantiate_parameters_1): Likewise.
2071 * tree.c (expr_align, stabilize_reference): Likewise.
2072 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
2073 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
2074 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
2075 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2076 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
2077 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
2079 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
2080 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
2081 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
2082 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
2083 (forward_propagate_comparison)
2084 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2085 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
2086 * emit-rtl.c (component_ref_for_mem_expr)
2087 (set_mem_attributes_minus_bitpos): Likewise.
2088 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
2089 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
2091 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
2092 (build_function_call, pointer_diff, build_compound_expr)
2093 (c_finish_return): Likewise.
2094 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
2095 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
2097 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
2098 * expr.c (is_aligning_offset): Likewise.
2099 * tree-ssa-alias.c (is_escape_site): Likewise.
2100 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
2101 (check_all_va_list_escapes): Likewise.
2102 * tree-ssa-loop-ivopts.c (determine_base_object)
2103 (determine_common_wider_type): Likewise.
2104 * dojump.c (do_jump): Likewise.
2105 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
2106 * tree-gimple.c (is_gimple_cast): Likewise.
2107 * fold-const.c (decode_field_reference, )
2108 (fold_sign_changed_comparison, fold_unary, fold_comparison)
2109 (fold_binary): Likewise.
2110 * tree-ssa-alias-warnings.c (find_alias_site_helper)
2111 (already_warned_in_frontend_p): Likewise.
2112 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
2113 * tree.c (really_constant_p, get_unwidened): Likewise.
2114 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
2115 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
2116 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
2118 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
2120 (CONVERT_EXPR_P): Define.
2121 (CASE_CONVERT): Define.
2123 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
2126 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
2127 (delete_unmarked_insns): When deleting a call, call
2128 delete_unreachable_blocks.
2129 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2130 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
2132 2008-05-08 Richard Guenther <rguenther@suse.de>
2134 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
2135 (-ftree-salias): Likewise.
2136 (salias-max-implicit-fields): Remove param documentation.
2137 (salias-max-array-elements): Likewise.
2138 * tree-pass.h (pass_create_structure_vars): Remove.
2139 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2140 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2141 * tree-ssa-alias.c (create_structure_vars): Remove.
2142 (gate_structure_vars): Likewise.
2143 (pass_create_structure_vars): Likewise.
2144 (gate_build_alias): Likewise.
2145 (pass_build_alias): Adjust to run always and dump the function.
2146 * common.opt (ftree-salias): Hide.
2147 * passes.c (init_optimization_passes): Remove
2148 pass_create_structure_vars, adjust comment.
2149 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2150 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2151 * opts.c (decode_options): Do not set flag_tree_salias.
2152 (common_handle_option): Add OPT_ftree_salias to the backward
2153 compatibility section.
2155 2008-05-08 Richard Guenther <rguenther@suse.de>
2157 * tree-flow-inline.h (var_can_have_subvars): Move ...
2158 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
2159 * tree-flow.h (var_can_have_subvars): Remove.
2160 (push_fields_onto_fieldstack): Remove.
2161 (sort_fieldstack): Likewise.
2162 (struct fieldoff): Move ...
2163 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
2164 alias_set and base_for_components fields.
2165 (sort_fieldstack): Make static.
2166 (push_fields_onto_fieldstack): Likewise. Remove code that
2167 handles anything but RECORD_TYPEs. Remove alias_set and
2168 base_for_components handling.
2169 (create_variable_info_for): Adjust.
2171 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
2173 * common.opt (Wframe-larger-than=): Shorten the help message
2175 * doc/invoke.texi (Wframe-larger-than=): Add more description.
2177 2008-05-08 Rafael Espindola <espindola@google.com>
2179 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
2181 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
2182 trap and that both operands are gimple values.
2183 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
2184 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
2187 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2189 * read-rtl.c (join_c_conditions): Return the first string if the
2190 two strings are equal.
2192 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2194 * gensupport.h (pred_data): Add a "num_codes" field.
2195 (add_predicate_code): Declare.
2196 * gensupport.c (add_predicate_code): New function.
2197 (std_pred_table): Add an "allows_const_p" field.
2198 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
2199 Remove the (incomplete) list of such codes from the codes field.
2200 (init_predicate_table): Use add_predicate_code. Add all
2201 RTX_CONST_OBJs if allows_const_p is true.
2202 * genrecog.c (process_define_predicate): Use add_predicate_code.
2204 2008-05-08 David Daney <ddaney@avtrex.com>
2205 Richard Sandiford <rsandifo@nildram.co.uk>
2207 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
2208 special case of constant zero operands.
2209 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
2210 old and new values. Special case constant zero values.
2211 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
2213 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
2214 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
2216 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
2219 * simplify-rtx.c (simplify_plus_minus): Create CONST of
2220 similar RTX_CONST_OBJ before CONST_INT.
2222 2008-05-08 Steve Ellcey <sje@cup.hp.com>
2224 * stmt.c (expand_stack_restore): Change sa mode if needed.
2226 2008-05-08 Richard Guenther <rguenther@suse.de>
2228 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
2229 return type to bool.
2230 (ix86_sol10_return_in_memory): Likewise.
2231 (ix86_i386elf_return_in_memory): Likewise.
2232 (ix86_i386interix_return_in_memory): Likewise.
2233 * config/i386/i386.c (ix86_return_in_memory): Likewise.
2234 (ix86_sol10_return_in_memory): Likewise.
2235 (ix86_i386elf_return_in_memory): Likewise.
2236 (ix86_i386interix_return_in_memory): Likewise.
2238 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2241 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
2243 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
2244 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
2247 2008-05-08 Richard Guenther <rguenther@suse.de>
2249 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
2250 * tree-data-ref.h (struct dr_alias): Remove subvars field.
2251 (DR_SUBVARS): Remove.
2252 * tree-dfa.c (dump_subvars_for): Remove.
2253 (debug_subvars_for): Likewise.
2254 (dump_variable): Do not dump subvars.
2255 (remove_referenced_var): Do not remove subvars.
2256 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
2257 (lookup_subvars_for_var): Remove.
2258 (get_subvars_for_var): Likewise.
2259 (get_subvars_at): Likewise.
2260 (get_first_overlapping_subvar): Likewise.
2261 (overlap_subvar): Likewise.
2262 * tree-flow.h (subvar_t): Remove.
2263 (struct var_ann_d): Remove subvars field.
2264 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
2265 argument. Remove special handling of SFTs.
2266 (compute_tag_properties): Likewise.
2267 (set_initial_properties): Likewise.
2268 (compute_call_clobbered): Likewise.
2269 (count_mem_refs): Likewise.
2270 (compute_memory_partitions): Likewise.
2271 (compute_flow_insensitive_aliasing): Likewise.
2272 (setup_pointers_and_addressables): Likewise.
2273 (new_type_alias): Likewise.
2274 (struct used_part): Remove.
2275 (used_portions): Likewise.
2276 (struct used_part_map): Likewise.
2277 (used_part_map_eq): Likewise.
2278 (used_part_map_hash): Likewise.
2279 (free_used_part_map): Likewise.
2280 (up_lookup): Likewise.
2281 (up_insert): Likewise.
2282 (get_or_create_used_part_for): Likewise.
2283 (create_sft): Likewise.
2284 (create_overlap_variables_for): Likewise.
2285 (find_used_portions): Likewise.
2286 (create_structure_vars): Likewise.
2287 * tree.def (STRUCT_FIELD_TAG): Remove.
2288 * tree.h (MTAG_P): Adjust.
2289 (struct tree_memory_tag): Remove base_for_components and
2290 unpartitionable flags.
2291 (struct tree_struct_field_tag): Remove.
2292 (SFT_PARENT_VAR): Likewise.
2293 (SFT_OFFSET): Likewise.
2294 (SFT_SIZE): Likewise.
2295 (SFT_NONADDRESSABLE_P): Likewise.
2296 (SFT_ALIAS_SET): Likewise.
2297 (SFT_UNPARTITIONABLE_P): Likewise.
2298 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
2299 (union tree_node): Remove sft field.
2300 * alias.c (get_alias_set): Remove special handling of SFTs.
2301 * print-tree.c (print_node): Remove handling of SFTs.
2302 * tree-dump.c (dequeue_and_dump): Likewise.
2303 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2304 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
2305 * tree-predcom.c (set_alias_info): Do not set subvars.
2306 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
2307 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
2308 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
2309 (add_vars_for_offset): Remove.
2310 (add_virtual_operand): Remove special handling of SFTs.
2311 (add_call_clobber_ops): Likewise.
2312 (add_call_read_ops): Likewise.
2313 (get_asm_expr_operands): Likewise.
2314 (get_modify_stmt_operands): Likewise.
2315 (get_expr_operands): Likewise.
2316 (add_to_addressable_set): Likewise.
2317 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
2318 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2319 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
2320 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
2321 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
2322 (tree_node_structure): Likewise.
2323 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
2325 (find_what_p_points_to): Likewise.
2327 2008-05-08 Sa Liu <saliu@de.ibm.com>
2329 * config/spu/spu.md: Fixed subti3 pattern.
2331 2008-05-08 Richard Guenther <rguenther@suse.de>
2334 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2335 sure to create a representative for trailing arrays for PTA.
2337 2008-05-08 Richard Guenther <rguenther@suse.de>
2340 * fold-const.c (operand_equal_p): Two objects which types
2341 differ in pointerness are not equal.
2343 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2345 * calls.c (compute_argument_block_size): Add argument tree fndecl.
2346 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
2347 (emit_library_call_value_1): Add new variable fndecl initialized by
2348 NULL_TREE. It should be the decl type of orgfun, but this information
2349 seems not to be available here, so it uses the default calling abi.
2350 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
2351 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
2352 by TARGET_RETURN_IN_MEMORY.
2353 * config/i386/i386-interix.h: Likewise.
2354 * config/i386/i386.h: Likewise.
2355 * config/i386/i386elf.h: Likewise.
2356 * config/i386/ptx4-i.h: Likewise.
2357 * config/i386/sol2-10.h: Likewise.
2358 * config/i386/sysv4.h: Likewise.
2359 * config/i386/vx-common.h: Likewise.
2360 * config/cris/cris.h: Removed #if 0 clause.
2361 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
2362 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
2364 (ix86_sol10_return_in_memory): Likewise.
2365 (ix86_i386elf_return_in_memory): New.
2366 (ix86_i386interix_return_in_memory): New.
2367 * config/mt/mt-protos.h (mt_return_in_memory): New.
2368 * config/mt/mt.c: Likewise.
2369 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
2370 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
2371 * config/bfin/bfin.h: Likewise.
2372 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
2374 * config/bfin/bfin.c: Likewise.
2375 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
2376 * config/alpha/unicosmk.h: Likewise.
2377 * config/i386/cygming.h: Likewise.
2378 * config/iq2000/iq2000.h: Likewise.
2379 * config/mips/mips.h: Likewise.
2380 * config/mn10300/mn10300.h: Likewise.
2381 * config/rs6000/rs6000.h: Likewise.
2382 * config/score/score.h: Likewise.
2383 * config/spu/spu.h: Likewise.
2384 * config/v850/v850.h: Likewise.
2385 * defaults.h: Likewise.
2386 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
2387 * expr.c (emit_block_move): Adjust use of
2388 OUTGOING_REG_PARM_STACK_SPACE.
2389 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
2390 OUTGOING_REG_PARM_STACK_SPACE.
2391 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
2393 2008-05-08 Jakub Jelinek <jakub@redhat.com>
2395 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
2396 on OMP_RETURN for OMP_FOR.
2399 * dwarf2out.c (dw_expand_expr, common_check): Removed.
2400 (fortran_common): New function.
2401 (gen_variable_die): Call fortran_common instead of common_check,
2402 adjust for it returning tree instead of rtx. Formatting.
2404 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2408 * see.c (see_copy_insn): Copy new pure const attributes for new call.
2409 * c-decl.c (merge_decls): Ditto.
2410 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
2411 to RTL_CONST_OR_PURE_CALL_P.
2412 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
2413 Initialized DECL_LOOPING_CONST_PURE.
2414 (process_call_operands): Set tree_side_effects properly.
2415 * tree.h (TREE_READONLY_DECL_P): Removed.
2416 (DECL_IS_PURE): Renamed to DECL_PURE_P.
2417 (DECL_LOOPING_OR_CONST_P): New macro.
2418 (struct tree_function_decl): Added looping_const_or_pure_p.
2420 (ECF_LOOPING_OR_CONST_P): New macro.
2421 * rtlanal.c (pure_const_p): Removed.
2422 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
2423 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
2424 to RTL_CONST_CALL_P.
2425 * ipa-pure-const.c (pure_const_state_e): Added looping field.
2426 (check_decl, check_tree, check_call, scan_function): Initialize
2428 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
2429 (static_execute): Set looping true for recursive functions.
2430 Undo setting state to IPA_NEITHER for recursive functions.
2432 * ifcvt.c (noce_can_store_speculate_p): Changed
2433 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
2434 RTL_CONST_OR_PURE_CALL_P.
2435 * dse.c (scan_insn): Ditto.
2436 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
2437 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
2438 RTL_CONST_OR_PURE_CALL_P.
2439 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
2440 pure_call_p to RTL_CONST_CALL_P.
2441 * gimplify.c (gimplify_call_expr): Clear side effects for
2442 non-looping pure and constant calls.
2443 * calls.c (emit_call_1): Set rtl flags from ecf flags.
2444 (flags_from_decl_or_type): Set ecf flags from decl flags.
2445 (initialize_argument_information): Turn off
2446 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
2447 Change const to pure if callee_copies is true rather than just
2449 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
2450 way of marking pure calls.
2451 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
2452 Remove hack that was supposed to fix pr7335 and remove old
2453 way of marking pure calls.
2454 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
2455 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
2456 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
2457 RTL_CONST_OR_PURE_CALL_P.
2458 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
2459 * loop-invariant.c (find_exits, find_invariant_bb): Changed
2460 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
2461 * sched-deps.c (schedule_analyze): Ditto.
2462 * rtl.h (struct rtx_def): Use call field, unchanging field, and
2463 return_val field of calls to represent pure and const function info.
2464 (CONST_OR_PURE_CALL_P): Deleted macro.
2465 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2466 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
2467 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
2469 * tree-optimize.c (execute_fixup_cfg): Added test for
2470 ECF_LOOPING_CONST_OR_PURE.
2471 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
2473 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
2474 effects for looping pure or const calls.
2475 (verify_gimple_expr): Added verification code.
2476 * config/alpha/alpha.c (alpha_legitimize_address,
2477 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
2479 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
2480 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
2481 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
2482 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
2483 RTL_CONST_OR_PURE_CALL_P.
2484 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
2485 and const calls to be deleted.
2487 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2490 * config/i386/mmx.md (mmx_subv2sf3): New expander.
2491 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
2492 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
2493 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2494 to handle nonimmediate operands.
2495 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
2496 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
2497 to handle nonimmediate operands.
2498 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
2499 (mmx_pmulhrwv4hi3): New expander. Use
2500 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2501 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
2502 (sse2_umulv1siv1di3): New expander. Use
2503 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2504 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
2505 (mmx_eq<mode>3): New expander. Use
2506 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2507 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
2508 (mmx_uavgv8qi3): New expander. Use
2509 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2510 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
2511 (mmx_uavgv4hi3): New expander. Use
2512 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2514 * config/i386/sse.md
2515 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
2516 to handle nonimmediate operands.
2517 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
2518 to handle nonimmediate operands.
2519 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
2520 to handle nonimmediate operands.
2521 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
2522 to handle nonimmediate operands.
2523 (sse2_unpckhpd_exp): New expander. Use
2524 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2525 (sse2_unpcklpd_exp): New expander. Use
2526 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2527 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
2528 to handle nonimmediate operands.
2529 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
2530 to handle nonimmediate operands.
2531 (*sse2_<plusminus_insn><mode>3): Rename from
2532 sse2_<plusminus_insn><mode>3 insn pattern.
2533 (sse2_<plusminus_insn><mode>3): New expander. Use
2534 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2535 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
2536 (sse2_umulv2siv2di3): New expander. Use
2537 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2538 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
2539 (sse4_1_mulv2siv2di3): New expander. Use
2540 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2541 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
2542 (sse2_pmaddwd): New expander. Use
2543 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2544 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
2545 (sse2_eq<mode>3): New expander. Use
2546 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2547 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
2548 (sse4_1_eqv2di3): New expander. Use
2549 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2550 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2551 (sse2_uavgv16qi3): New expander. Use
2552 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2553 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2554 (sse2_uavgv16qi3): New expander. Use
2555 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2556 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
2557 (sse2_uavgv8hi3): New expander. Use
2558 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2559 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
2560 (ssse3_pmulhrswv8hi3): New expander. Use
2561 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2562 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
2563 (ssse3_pmulhrswv4hi3): New expander. Use
2564 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2566 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
2567 (<sse>_vmmul<mode>3): Ditto.
2568 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
2570 (ssse3_pmaddubsw128): Use register_operand for operand 1.
2571 (ssse3_pmaddubsw): Ditto.
2573 * config/i386/i386.c (struct_builtin_description)
2574 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
2575 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
2576 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
2577 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
2578 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
2579 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
2580 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
2581 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
2582 (ix86_fixup_binary_operands): Assert that src1
2583 and src2 must have the same mode when swapped.
2584 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
2585 and ix86_binary_operator_ok. Do not force operands in registers
2588 2008-05-07 Jan Hubicka <jh@suse.cz>
2590 * cgraph.c (dump_cgraph_node): Update.
2591 * cgraph.h (cgraph_local_info): Break out inline summary.
2592 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
2594 * ipa-inline (inline_summary): New accestor function.
2595 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
2596 cgraph_decide_inlining, compute_inline_parameters): Update.
2597 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
2599 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2601 Cleanup ColdFire scheduling support and add V4 pipeline model.
2603 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
2604 (define_attr cpu): Add cfv4 value.
2605 (define_attr type, define_attr type1): Merge into a single 'type'
2606 attribute. Update all uses.
2607 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
2608 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
2610 (define_attr opx_mem, define_attr opy_mem): Remove.
2611 (define_attr op_mem): Clean up, update comment.
2612 (define_attr size): Use specific values instead of general int.
2613 (define_attr guess, define_attr split): Remove. Update all uses.
2614 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
2615 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
2616 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
2617 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
2618 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
2619 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
2620 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
2621 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
2622 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
2623 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
2624 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
2625 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
2626 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
2627 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
2628 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
2629 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
2630 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
2631 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
2632 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
2633 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
2634 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
2635 Update or set attributes.
2636 (stack_tie): New fake instruction.
2638 * config/m68k/m68k.h (TUNE_CFV4): New macro.
2639 (m68k_sched_attr_size): Update declaration.
2640 (m68k_sched_attr_type2): Remove.
2641 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
2642 Declare new bypass predicates.
2644 * config/m68k/m68k.c (m68k_sched_issue_rate,
2645 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
2647 (TARGET_SCHED_ISSUE_RATE,
2648 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
2649 (override_options): Handle scheduling for ColdFire V4 core.
2650 (m68k_expand_prologue): Emit stack_tie.
2651 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
2652 'OP_TYPE_FPN'. Update all uses.
2653 (sched_guess_p): Remove.
2654 (sched_address_type): Handle symbolic addresses.
2655 (sched_get_operand): New static function.
2656 (sched_operand_type): Merge into sched_attr_op_type.
2657 (sched_attr_op_type): Handle FP registers, handle quick constants,
2659 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
2660 (m68k_sched_attr_size): Update. Move logic to ...
2661 (sched_get_attr_size_int): New static function.
2662 (sched_get_opxy_mem_type): New static function.
2663 (m68k_sched_attr_op_mem): Update.
2664 (m68k_sched_attr_type2): Remove.
2665 (sched_cfv4_bypass_data): New static variable.
2666 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
2667 (m68k_sched_issue_rate): Implement scheduler hook.
2668 (struct _sched_ib: enabled_p): New field.
2669 (m68k_sched_variable_issue): Update. Handle V4.
2670 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
2671 sched_dump_class_func_t, sched_dump_split_class,
2672 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
2673 sched_dump_dfa_class, m68k_sched_dump): Remove.
2674 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
2676 (m68k_sched_init_global): Remove statisctics dumping, introduce
2677 sanity check that all instructions have pipeline reservations. Handle
2679 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2680 Handle ColdFire V4 core.
2681 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
2682 New static functions.
2683 (m68k_sched_address_bypass_p): New bypass predicate.
2684 (sched_get_indexed_address_scale): New static function.
2685 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
2687 * cf.md: Update comments.
2688 (define_attr type2): Remove. Use 'type' attribute instead.
2690 (cf_ib): Rename to cfv123_ib. Update all uses.
2691 (cf_oep): Rename to cfv123_oep. Update all uses.
2692 (cf_chr): Rename to cfv123_chr. Update all uses.
2693 (cf_mem): Rename to cfv123_mem. Update all uses.
2694 (cf_mac): Move to more appropriate place.
2695 (cfv123_guess): New automaton and cpu_unit.
2696 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
2697 Update uses of 'size' attribute. Handle before reload scheduling.
2698 (cfv123_guess): New dummy reservation for unhandled instructions.
2699 (cfv4_*): Pipeline description of ColdFire V4 core.
2700 (ignore): New reservation to handle 'ignore' type.
2702 2008-05-07 Ian Lance Taylor <iant@google.com>
2705 * gimplify.c (find_single_pointer_decl_1): Don't look through
2707 (find_single_pointer_decl): Adjust comments.
2709 2008-05-07 Jakub Jelinek <jakub@redhat.com>
2712 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
2713 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
2716 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
2717 integral type rather than floating point, then VIEW_CONVERT_EXPR
2718 to the floating point type.
2720 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2722 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
2723 TFmode op0 to register.
2725 2008-05-07 Alan Modra <amodra@bigpond.net.au>
2727 * c-decl.c (grokdeclarator): Comment typo.
2729 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
2731 * tree-flow.h: Remove prototype for computed_goto_p.
2732 * tree-cfg.c (computed_goto_p): Make static.
2734 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
2737 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
2738 (contains_aligned_value_p): This. Handle _Decimal128.
2739 (ix86_function_arg_boundary): Only align _Decimal128 to its
2740 natural boundary and handle it properly.
2742 2008-05-06 Martin Jambor <mjambor@suse.cz>
2744 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
2745 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
2746 (ipcp_method_set_orig_node): Removed.
2747 (ipcp_cval_get_cvalue_type): Removed.
2748 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
2749 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
2750 (ipcp_cval_set_cvalue_type): Removed.
2751 (ipcp_cval_get_cvalue): Removed.
2752 (ipcp_cval_set_cvalue): Removed.
2753 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
2754 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
2755 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
2756 (ipcp_cval_meet): Renamed to ipa_lattice_meet
2757 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
2758 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
2759 (ipcp_get_ith_lattice): Changed parameters.
2760 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
2761 (ipcp_lattice_from_jfunc): Changed parameters.
2762 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
2763 (ipcp_method_cval_print): Added temporary variable info.
2764 (ipcp_redirect): Removed already unused local variable caller.
2765 (ipcp_redirect): New temporary variable orig_callee_info
2766 (ipcp_redirect): Removed newly unused local variable callee.
2767 (ipcp_redirect): Removed (a bit confusing) local variable type.
2768 (ipcp_insert_stage): Added local variable info.
2769 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
2771 (ipcp_formal_create): Removed.
2772 (ipcp_method_cval_set): Removed.
2773 (ipcp_propagate_stage): Renamed lattice variables.
2774 (ipcp_method_cval_set_cvalue_type): Removed.
2775 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
2776 (ipcp_print_all_lattices): Changed printed strings to refer to
2777 lattices rather than cvals.
2778 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
2779 (ipcp_propagate_const): Changed formal parameters.
2780 (build_const_val): Changed formal parameters.
2781 (ipcp_insert_stage): Removed useless variable cvalue
2782 (build_const_val): Changed formal parameters.
2783 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
2784 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
2785 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
2786 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
2787 (ipcp_print_func_profile_counts): Changed string from "method" to
2789 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
2790 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
2791 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
2792 (ipcp_structures_print): Renamed to ipcp_print_all_structures
2793 (ipcp_profile_print): Renamed to ipcp_print_profile_data
2794 (ipcp_lat_is_const): Changed parameters and made inline.
2795 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
2796 (ipcp_redirect): Renamed to ipcp_need_redirect_p
2797 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
2798 the predicate condition directly
2799 (ipcp_propagate_stage): Added local variable args. Removed local
2800 variable callee. (Both are mere code simplifications.)
2801 (ipcp_method_dont_insert_const): Renamed to
2802 ipcp_node_not_modifiable_p.
2803 (ipcp_node_not_modifiable_p): Made inline.
2804 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
2805 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
2806 (ipcp_print_all_lattices): Removed variable cvalue
2807 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
2810 2008-05-06 Olivier Hainque <hainque@adacore.com>
2812 * tree-sra.c (try_instantiate_multiple_fields): Early return
2813 if field has POINTER_TYPE.
2815 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
2817 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
2818 by using 'q' specifier for instruction.
2819 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
2821 2008-05-06 Anatoly Sokolov <aesok@post.ru>
2823 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2824 Change mode of zero_extract from QImode to HImode.
2825 (sign bit tests peepholes): (Ditto.).
2827 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
2829 * config/i386/mmx.md: Remove double backslashes from asm templates.
2830 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
2831 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2832 to handle nonimmediate operands.
2833 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
2834 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2835 to handle nonimmediate operands.
2836 (*mmx_<code>v2sf3_finite): New insn pattern.
2837 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
2838 (mmx_<code>v2sf3): New expander. Use
2839 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2840 (mmx_<plusminus_insn><mode>3): New expander. Use
2841 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2842 (*mmx_<plusminus_insn><mode>3): New insn pattern.
2843 (mmx_add<mode>3): Removed.
2844 (mmx_ssadd<mode>3): Ditto.
2845 (mmx_usadd<mode>3): Ditto.
2846 (mmx_sub<mode>3): Ditto.
2847 (mmx_sssub<mode>3): Ditto.
2848 (mmx_ussub<mode>3): Ditto.
2849 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
2850 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
2851 to handle nonimmediate operands.
2852 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
2854 (mmx_smulv4hi3_highpart): New expander. Use
2855 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2856 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
2858 (mmx_umulv4hi3_highpart): New expander. Use
2859 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2860 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
2861 (mmx_<code>v4hi3): New expander. Use
2862 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2863 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
2864 (mmx_<code>v8qi3): New expander. Use
2865 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2866 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
2867 (mmx_<code><mode>3): New expander. Use
2868 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2870 2008-05-05 Jan Hubicka <jh@suse.cz>
2872 PR tree-optimization/36118
2873 * passes.c (pass_init_dump_file): Fix dump header.
2875 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2878 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
2879 VCE for function decls.
2881 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2883 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
2885 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2887 * config/i386/i386.md (sat_plusminus): New.
2888 (plusminus_insn): Likewise.
2889 (plusminus_mnemonic): Likewise.
2891 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
2892 (*<addsub><mode>3_cc_overflow): Renamed to ...
2893 (*<plusminus_insn><mode>3_cc_overflow): This.
2894 (*<addsub>si3_zext_cc_overflow): Renamed to ...
2895 (*<plusminus_insn>si3_zext_cc_overflow): This.
2897 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
2898 (<plusminus_insn><mode>3): This.
2899 (*<addsub><mode>3): Renamed to ...
2900 (*<plusminus_insn><mode>3): This.
2901 (<sse>_vm<addsub><mode>3): Renamed to ...
2902 (<sse>_vm<plusminus_insn><mode>3): This.
2903 (sse3_h<addsub>v4sf3): Renamed to ...
2904 (sse3_h<plusminus_insn>v4sf3): This.
2905 (sse3_h<addsub>v2df3): Renamed to ...
2906 (sse3_h<plusminus_insn>v2df3): This.
2907 (<plusminus_insn><mode>3): New.
2908 (*<plusminus_insn><mode>3): Likewise.
2909 (sse2_<plusminus_insn><mode>3): Likewise.
2910 (add<mode>): Removed.
2911 (*add<mode>3): Likewise.
2912 (sse2_ssadd<mode>3): Likewise.
2913 (sse2_usadd<mode>3): Likewise.
2914 (sub<mode>3): Likewise.
2915 (*sub<mode>3): Likewise.
2916 (sse2_sssub<mode>3): Likewise.
2917 (sse2_ussub<mode>3): Likewise.
2919 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
2921 * gthr-single.h: Add in required interface elements as per gthr.h.
2922 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
2923 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
2924 Generalize UNUSED macro.
2925 (__gthread_once): Add.
2926 (__gthread_key_create): Add.
2927 (__gthread_key_delete): Add.
2928 (__gthread_getspecific): Add.
2929 (__gthread_setspecific): Add.
2931 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
2933 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
2934 the same size types for the indirect reference on the rhs, then
2937 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
2939 * config/i386/i386.md
2940 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
2941 one insn template instead of template series.
2942 (*xordi_1_rex64): Ditto.
2943 (*xordi_2_rex64): Ditto.
2945 2008-05-05 Ira Rosen <irar@il.ibm.com>
2947 PR tree-optimization/36119
2948 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
2951 2008-06-04 Jan Hubicka <jh@suse.cz>
2953 tree-optimization/36100
2954 * tree-pass.h (pass_O0_always_inline): Declare.
2955 * ipa-inline.c (inline_transform): Remove dead code.
2956 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2957 pass_O0_always_inline): New.
2958 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
2960 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
2962 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
2963 mnemonic in this_param move for TARGET_64BIT.
2965 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
2967 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
2968 (*strmovsi_rex_1): Ditto.
2969 (*strsetsi_1): Ditto.
2970 (*strsetsi_rex_1): Ditto.
2972 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
2973 adddicc expanders using SWI mode iterator.
2975 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
2978 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
2981 2008-05-04 David S. Miller <davem@davemloft.net>
2983 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
2984 (sparc*-*-linux*): Use linux.h in tm_file.
2985 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
2986 compiler defaulting to 32-bit.
2987 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
2989 * config/sparc/linux.h: Remove definitions now obtained
2990 properly from linux.h
2991 * config/sparc/linux64.h: Likewise.
2992 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
2993 don't want this setting for 32-bit builds in a biarch compiler.
2994 * doc/install.texi: Add sparc-linux to list of targets
2995 supporting --enable-targets=all.
2997 2008-05-03 Andrew Pinski <pinskia@gmail.com>
2999 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
3001 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
3003 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
3004 after V4SI_FTYPE_V8HI.
3005 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
3006 case V4SI_FTYPE_V2DF.
3008 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
3010 * doc/invoke.texi (max-flow-memory-locations): Removed.
3011 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
3013 2008-05-03 Richard Guenther <rguenther@suse.de>
3016 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
3018 2008-05-02 David S. Miller <davem@davemloft.net>
3020 * config.gcc (need_64bit_hwint): Document libcpp dependency.
3022 2008-05-02 Simon Baldwin <simonb@google.com>
3025 * c-common.h (warn_array_subscript_range): Removed.
3026 * c-common.c (warn_array_subscript_range): Ditto.
3027 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
3028 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
3030 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3032 * config/i386/i386.c (ix86_special_builtin_type): New.
3033 (bdesc_special_args): Likewise.
3034 (ix86_expand_special_args_builtin): Likewise.
3035 (ix86_init_mmx_sse_builtins): Updated.
3036 (ix86_expand_builtin): Updated.
3037 (ix86_expand_store_builtin): Removed.
3038 (ix86_expand_unop_builtin): Likewise.
3040 * config/i386/mm3dnow.h (__v2sf): Moved to ...
3041 * config/i386/mmintrin.h (__v2sf): Here.
3043 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
3045 (_mm_loadl_pi): Likewise.
3046 (_mm_storeh_pi): Replace __v2si with __v2sf.
3047 (_mm_storel_pi): Likewise.
3049 * doc/extend.texi: Correct __builtin_ia32_loadhps,
3050 __builtin_ia32_loadlps, __builtin_ia32_storehps,
3051 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
3052 __builtin_ia32_loadlpd.
3054 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3056 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
3057 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
3058 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
3059 (ix86_init_mmx_sse_builtins): Updated.
3060 (ix86_expand_args_builtin): Likewise.
3061 (ix86_expand_builtin): Likewise.
3062 (ix86_expand_unop1_builtin): Renamed to ...
3063 (ix86_expand_unop_vec_merge_builtin): This.
3065 2008-05-01 Jan Hubicka <jh@suse.cz>
3068 * ipa-inline.c (inline_generate_summary): Make static.
3069 (inline_transform): Do not call inlining at -O0; make static.
3070 * passes.c (execute_todo): Add sanity check.
3071 (execute_one_ipa_transform_pass): Execute proper flags.
3073 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
3075 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
3076 (DECL_NONADDRESSABLE_P): Likewise.
3077 * alias.c (record_component_aliases): Fix comment.
3079 2008-05-01 Simon Baldwin <simonb@google.com>
3081 * c-common.h (warn_array_subscript_range): New function.
3082 * c-common.c (warn_array_subscript_range): Ditto.
3083 * tree-vrp.c (check_array_ref): Corrected code to agree with
3084 comment, ignoring only arrays of size 0 or size 1.
3085 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
3087 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3089 * config/i386/i386.c (ix86_builtin_type): Replace
3090 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
3091 (bdesc_args): Updated.
3092 (ix86_init_mmx_sse_builtins): Likewise.
3093 (ix86_expand_args_builtin): Likewise.
3095 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
3098 * doc/extend.texi: Correct __builtin_ia32_palignr.
3100 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3103 * config/i386/i386.c (bdesc_crc32): Removed.
3104 (ix86_expand_crc32): Likewise.
3105 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
3106 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
3107 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
3108 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
3109 UINT_FTYPE_UINT_UCHAR.
3110 (bdesc_args): Updated. Add crc32 builtins.
3111 (ix86_init_mmx_sse_builtins): Updated.
3112 (ix86_expand_args_builtin): Updated to support subreg.
3114 * doc/extend.texi: Correct __builtin_ia32_crc32di.
3116 2008-05-01 Jan Hubicka <jh@suse.cz>
3118 * tree-pass.h (opt_pass): Add IPA_PASS.
3119 (varpool_node, cgraph_node): Forward declare.
3120 (ipa_opt_pass): Define.
3121 (pass_ipa_inline): Turn into ipa_opt_pass.
3122 (pass_apply_inline): Remove.
3123 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
3124 (apply_inline): Turn into ....
3125 (inline_transform): ... this one.
3126 (inline_generate_summary): New function.
3127 (pass_apply_inline): Remove.
3128 * function.h (ipa_opt_pass): Forward declare structure; typedef;
3130 (struct function): Add ipa_transforms_to_apply.
3131 * passes.c (register_one_dump_file): Work on IPA_PASS.
3132 (init_optimization_passes): Remove pass_inline_parameters and
3134 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
3135 (execute_one_pass) ... here; apply transforms when possible.
3136 (add_ipa_transform_pass, execute_ipa_summary_asses,
3137 execute_one_ipa_transform_pass): New.
3138 (execute_ipa_pass_list): Update for IPA_PASS type.
3140 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3142 * config/i386/i386.c (ix86_builtin_type): Add
3143 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
3144 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
3145 (bdesc_args): Add SSE4a builtins.
3146 (ix86_init_mmx_sse_builtins): Updated.
3147 (ix86_expand_args_builtin): Likewise.
3148 (ix86_expand_builtin): Likewise.
3150 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3152 * config/i386/i386.c (ix86_builtin_type): Add
3153 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
3154 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
3155 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
3156 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
3157 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
3158 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
3159 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
3160 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
3161 and DI_FTYPE_DI_DI_INT.
3162 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
3163 (ix86_init_mmx_sse_builtins): Updated.
3164 (ix86_expand_args_builtin): Likewise.
3165 (ix86_expand_builtin): Likewise.
3166 (ix86_expand_binop_imm_builtin): Removed.
3168 * doc/extend.texi: Correct __builtin_ia32_palignr128.
3170 2008-04-30 Richard Guenther <rguenther@suse.de>
3172 PR tree-optimization/32921
3173 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
3175 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
3177 * config/arm/arm.c (arm_unwind_emit): Use
3178 crtl->all_throwers_are_sibcalls instead of
3179 cfun->all_throwers_are_sibcalls.
3180 (arm_output_fn_unwind): Likewise.
3181 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
3182 instead of cfun->uses_pic_offset_table.
3183 (frv_expand_prologue): Likewise.
3184 (frv_frame_pointer_required): Likewise.
3185 (frv_expand_fdpic_call): Likewise.
3186 (frv_emit_movsi): Likewise.
3187 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
3188 cfun->returns_pcc_struct instead of
3189 current_function_returns_pcc_struct.
3190 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
3191 instead of cfun->calls_eh_return.
3192 (m32c_pushm_popm): Likewise.
3193 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
3194 "extern" declaration.
3196 2008-04-30 Richard Guenther <rguenther@suse.de>
3198 PR tree-optimization/21636
3199 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
3201 (evaluate_stmt): Print the likely value.
3202 (ccp_visit_stmt): Avoid excessive vertical spacing.
3204 2008-04-30 Rafael Espindola <espindola@google.com>
3206 * builtins.c (fold_call_expr): Return realret.
3207 * tree-ssa-threadedge.c
3208 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
3209 __builtin_object_size.
3211 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
3213 * gcc.c (wrapper_string): New variable.
3214 (insert_wrapper): New function.
3215 (execute): New option -wrapper.
3216 * doc/invoke.texi (Overall Options): New driver option -wrapper.
3218 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
3220 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
3221 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
3222 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
3224 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
3225 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
3226 config/rs6000/e500crtres64gprctr.asm,
3227 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
3228 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
3229 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
3230 config/rs6000/e500crtsav64gprctr.asm,
3231 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
3232 config/rs6000/e500crtsavg64gprctr.asm: New files.
3233 * config/rs6000/t-ppccomm: Add build rules for new files.
3234 (LIB2FUNCS_STATIC_EXTRA): Add new files.
3235 * config/rs6000/t-netbsd: Add build rules for new files.
3236 (LIB2FUNCS_STATIC_EXTRA): New variable.
3237 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
3238 (CRTSAVRES_DEFAULT_SPEC): Likewise.
3239 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
3241 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
3243 * config/i386/i386.c (ix86_builtin_type): Add
3244 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
3245 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
3246 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
3247 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
3248 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
3249 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
3250 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
3251 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
3252 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
3253 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
3254 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
3255 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
3256 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
3257 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
3258 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
3259 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
3260 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
3261 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
3262 V1DI_FTYPE_V2SI_V2SI.
3263 (bdesc_2arg): Moved to ...
3265 (ix86_init_mmx_sse_builtins): Updated.
3266 (ix86_expand_args_builtin): Updated. Take a pointer
3267 to const struct builtin_description. Handle comparison
3269 (ix86_expand_sse_compare): Take a new argument for swapping operands.
3270 (ix86_expand_builtin): Updated.
3272 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
3273 (ssse3_pmaddubsw128): This.
3274 (ssse3_pmaddubswv4hi3): Renamed to ...
3275 (ssse3_pmaddubsw): This.
3277 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
3278 (__builtin_ia32_packssdw128): Likewise.
3279 (__builtin_ia32_packuswb128): Likewise.
3280 (__builtin_ia32_pmaddubsw): Likewise.
3281 (__builtin_ia32_pmaddubsw128): Likewise.
3283 2008-04-30 Richard Guenther <rguenther@suse.de>
3285 PR tree-optimization/14847
3286 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
3287 (recognize_bits_test): Use it.
3288 (recognize_single_bit_test): Likewise.
3290 2008-04-30 Martin Jambor <mjambor@suse.cz>
3292 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
3293 instead of setting number of formal parameters to zero.
3294 (ipcp_init_stage): Do not set the number of actual parameters to zero
3296 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
3297 which are called with variable number of arguments.
3298 (ipcp_insert_stage): Explicitely skipping all nodes which are
3299 called with variable number of arguments.
3300 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
3301 number of parameters.
3303 * ipa-prop.h (struct ipa_node_params): Added flag
3304 called_with_var_arguments
3305 (ipa_set_param_count): Added. Changed sole setter to use it.
3306 (ipa_get_param_count): Added. All readers of param_count
3307 converted to use it instead.
3308 (ipa_set_called_with_variable_arg): Added.
3309 (ipa_is_called_with_var_arguments): Added.
3310 (ipa_get_ith_param): Added. All readers of param_decls converted
3312 (ipa_set_cs_argument_count): Added, sole writer to argument_count
3314 (ipa_get_cs_argument_count): Added, all readers of argument_count
3316 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
3319 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
3320 (struct ipcp_lattice): Renamed cval_type to type
3321 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
3323 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
3324 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
3325 (ipcp_insert_stage): Changed the type of variable cvalue to tree
3326 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
3327 (build_const_val): Changed the type of parameter cvalue to tree
3328 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
3329 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
3331 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
3334 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
3335 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
3336 (ipa_add_method): Renamed to ipa_push_func_to_list
3337 (ipa_remove_method): Renamed to ipa_pop_func_from_list
3338 (ipa_callsite_param_count): Removed.
3339 (ipa_callsite_param_count_set): Removed.
3340 (ipa_callsite_param): Removed.
3341 (ipa_callsite_callee): Removed.
3342 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
3343 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
3344 (ipa_method_formal_count): Removed.
3345 (ipa_method_formal_count_set): Removed.
3346 (ipa_method_get_tree): Removed.
3347 (ipa_method_tree_map_create): Removed.
3348 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
3349 (ipa_create_param_decls_array): Creates the array itself
3350 (ipa_create_param_decls_array): Temporary variable info instead of
3352 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
3353 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
3354 (get_type): Removed.
3355 (ipa_jf_get_info_type): Removed.
3356 (ipa_node_create): Renamed to ipa_create_node_params
3357 (ipa_free): Renamed to ipa_free_all_node_params
3358 (ipa_nodes_create): Renamed to ipa_create_all_node_params
3359 (ipa_edges_create): Renamed to ipa_create_all_edge_args
3360 (ipa_edges_free): Renamed to ipa_free_all_edge_args
3361 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
3362 (ipa_free_all_node_params): Deallocation to jump_functions moved to
3363 ipa_free_all_edge_args
3364 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
3365 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
3366 (ipa_create_methodlist_node): Removed.
3367 (ipa_methodlist_method): Removed.
3368 (ipa_methodlist_method_set): Removed.
3369 (ipa_methodlist_next_method): Removed.
3370 (ipa_methodlist_next_method_set): Removed.
3371 (ipa_method_is_modified): Removed.
3372 (ipa_method_modify_create): Removed.
3373 (ipa_method_modify_init): Temporary variable info instead of a few
3375 (ipa_detect_param_modifications): Temporary variable info instead of
3377 (ipa_compute_jump_functions): Temporary variable info instead of
3379 (ipa_method_modify_set): Removed.
3380 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
3381 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
3382 than craph_node as the first parameter.
3383 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
3384 (ipa_method_modify_init): Removed.
3385 (ipa_compute_jump_functions): Added a temp variable instead of
3386 repeatadly dereferencing the cgraph_edge.aux pointer
3387 (ipa_callsite_param_set_type): Removed.
3388 (ipa_compute_jump_functions): i renamed to index and moved to
3390 (ipa_callsite_param_set_info_type_formal): Removed.
3391 (ipa_callsite_param_set_info_type): Removed.
3392 (ipa_callsite_param_map_create): Removed.
3393 (ipa_callsite_tree): Removed.
3394 (ipa_callsite_caller): Removed.
3395 (ipa_pop_func_from_list): return_method removed to return_func
3397 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
3398 prefixed all values with IPA_. Changed all users.
3399 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
3400 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
3401 and FORMAL_IPATYPE IPA_PASS_THROUGH.
3402 (union parameter_info): Renamed to jump_func_value.
3403 (union jump_func_value): Renamed value to constant
3404 (struct ipa_jump_func): Renamed info_type to value
3405 (struct ipa_node): Renamed to ipa_node_params
3406 (struct ipa_node_params): Renamed ipa_arg_num to param_count
3407 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
3408 (struct ipa_node_params): Renamed ipa_mod to modified_flags
3409 (struct ipa_edge): Renamed to ipa_edge_args
3410 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
3411 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
3412 (struct ipa_methodlist): Renamed to ipa_func_list
3413 (struct ipa_func_list): method_p renamed to node, next_method
3415 (ipa_methodlist_p): Removed, switched all users to struct pointer
3416 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
3418 2008-04-30 Alan Modra <amodra@bigpond.net.au>
3420 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
3421 (rs6000_emit_epilogue): Use backchain to restore only when we
3422 have a large frame. Make use of frame pointer to restore if we
3423 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
3425 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
3427 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
3428 Add mode to zero_extract.
3429 (sign bit tests peepholes): (Ditto.).
3431 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
3433 * config/i386/i386.c (ix86_builtins): Replace Prescott New
3434 Instructions in comments with SSE3.
3435 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
3436 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
3437 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
3438 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
3439 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
3440 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
3441 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
3442 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
3443 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
3444 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
3445 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
3446 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
3447 (bdesc_sse_args): Renamed to ...
3448 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
3449 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
3450 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
3452 (bdesc_1arg): Moved to ...
3454 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
3455 Instructions in comments with SSE3.
3456 (ix86_expand_sse_operands_builtin): Renamed to ...
3457 (ix86_expand_args_builtin): This. Updated.
3458 (ix86_expand_unop1_builtin): Update comments.
3459 (ix86_expand_builtin): Updated.
3461 2008-04-29 Richard Guenther <rguenther@suse.de>
3463 PR tree-optimization/36078
3464 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
3465 Update virtual SSA form after cleaning up the CFG.
3467 2008-04-29 Richard Guenther <rguenther@suse.de>
3470 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
3472 2008-04-29 Richard Guenther <rguenther@suse.de>
3474 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
3475 (compute_may_aliases): Do not call finalize_ref_all_pointers.
3476 (compute_flow_insensitive_aliasing): Do not treat
3477 PTR_IS_REF_ALL pointers special.
3478 (get_smt_for): Likewise.
3479 (may_alias_p): Re-structure.
3480 (is_escape_site): A ref-all pointer conversion is not an escape site.
3481 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
3482 PTR_IS_REF_ALL pointers special.
3483 * tree-ssa-structalias.h (struct alias_info): Remove
3484 ref_all_symbol_mem_tag field.
3485 (PTR_IS_REF_ALL): Remove.
3487 2008-04-29 Richard Guenther <rguenther@suse.de>
3490 * fold-const.c (extract_muldiv_1): In combining division constants
3491 make sure to never overflow.
3493 2008-04-29 Nick Clifton <nickc@redhat.com>
3495 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
3497 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3500 * optc-gen.awk: Work around HP-UX/IA awk bug.
3502 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
3504 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
3507 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3510 * config/i386/i386.md
3511 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
3512 Change operand 1 predicate to nonimmediate_operand.
3514 2008-04-28 Jakub Jelinek <jakub@redhat.com>
3517 * dwarf2out.c (struct die_struct): Mark as chain_circular through
3519 * gengtype.c (walk_type, write_func_for_structure): Handle
3521 * doc/gty.texi: Document chain_circular.
3523 2008-04-28 Richard Guenther <rguenther@suse.de>
3525 PR tree-optimization/36066
3526 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
3529 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3532 * config/i386/i386.md
3533 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
3534 Use match_scratch instead of match_operand for operands 3 and 4.
3536 2008-04-27 Richard Guenther <rguenther@suse.de>
3538 PR tree-optimization/18754
3539 PR tree-optimization/34223
3540 * tree-pass.h (pass_complete_unrolli): Declare.
3541 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
3542 loop size before and after unconditionally of UL_NO_GROWTH in effect.
3543 Rewrite loop into loop closed SSA form if it is not already.
3544 (tree_unroll_loops_completely): Re-structure to iterate over
3545 innermost loops with intermediate CFG cleanups.
3546 Unroll outermost loops only if requested or the code does not grow
3548 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
3549 loops are available.
3550 (tree_vectorize): Instead do so here.
3551 (tree_complete_unroll): Also unroll outermost loops.
3552 (tree_complete_unroll_inner): New function.
3553 (gate_tree_complete_unroll_inner): Likewise.
3554 (pass_complete_unrolli): New pass.
3555 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
3556 uses outside of the loop.
3557 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
3558 form if it is available.
3559 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
3560 * passes.c (init_optimization_passes): Schedule complete inner
3561 loop unrolling pass before the first CCP pass after final inlining.
3563 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
3565 * targhooks.h (default_emutls_var_fields,
3566 default_emutls_var_init): Declare.
3567 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
3568 * target.h (struct gcc_target): Add struct emutls member.
3569 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
3570 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
3571 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
3572 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
3573 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
3574 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
3575 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
3576 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
3577 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
3578 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
3579 emit debug information.
3580 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
3581 * varasm.c: Include targhooks.h.
3582 (emutls_object_section, emutls_tmpl_section): New.
3583 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
3584 (EMUTLS_SEPARATOR): New.
3586 (get_emutls_object_name): New.
3587 (default_emutls_var_fields): New, broken out of ...
3588 (get_emutls_object_type): ... here. Adjust to use target hooks.
3589 (get_emutls_init_templ_addr): Adjust to use target hooks.
3590 (emutls_decl): Adjust to use target hooks.
3591 (emutls_finish): Likewise.
3592 (default_emutls_var_init): New, broken out of ...
3593 (assemble_variable): ... here. Adjust to use target hooks.
3594 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
3596 * c-common.c (handle_section_attribute): Prevent overriding
3597 sections for emulated tls with special sections.
3598 * config/i386/i386.c (x86_64_elf_select_section): Add
3599 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
3600 (x86_64_elf_unique_section): Likewise.
3601 * config/vxworks.c: Include tree.h.
3602 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
3603 (vxworks_override_options): Set TLS scheme.
3604 * doc/tm.texi (Emulated TLS): New node.
3606 2008-04-26 Simon Baldwin <simonb@google.com>
3609 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
3610 with propagated string constants.
3612 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
3614 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
3615 constraint for operand 2 when operand 0 is memory operand.
3616 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
3617 operand 0 is memory operand.
3618 (fix_trunc<mode>_i387_with_temp): Ditto.
3619 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
3620 operand 2 when operand 1 is memory operand.
3621 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
3622 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
3623 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
3624 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3625 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
3626 operands 2,3 and 4 when operand 1 is memory operand.
3627 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
3629 (fistdi2_floor_with_temp): Ditto.
3630 (fist<mode>2_floor_with_temp): Ditto.
3631 (fistdi2_ceil_with_temp): Ditto.
3632 (fist<mode>2_ceil_with_temp): Ditto.
3633 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
3635 2008-04-26 David Daney <ddaney@avtrex.com>
3637 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
3639 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
3640 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3641 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3642 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
3643 (compare_and_swap_12): New insn.
3644 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
3645 * config/mips/mips.c (mips_force_binary): New function.
3646 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
3647 (mips_expand_compare_and_swap_12): New function.
3648 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
3650 2008-04-25 Jan Hubicka <jh@suse.cz>
3653 * cfgexpand.c (pass_expand): Turn into RTL pass.
3654 * passes.c (execute_one_pass): Do pass typechecking after execution.
3655 * tree-pass.h (pass_expand): Turn into RTL pass.
3657 * function.h (struct rtl_data): Move here fields
3658 accesses_prior_frames, calls_eh_return, saves_all_registers,
3659 has_nonlocal_goto, has_asm_statement, is_thunk,
3660 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
3661 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
3662 arg_pointer_save_area_init from struct function; turn into bool.
3663 (struct function): Move
3664 calls_eh_return, saves_all_registers, has_nonlocal_goto,
3665 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
3666 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
3667 tail_call_emit, arg_pointer_save_area_init
3668 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
3669 (current_function_returns_struct, current_function_returns_pcc_struct,
3670 current_function_calls_setjmp, current_function_calls_alloca,
3671 current_function_accesses_prior_frames,
3672 current_function_calls_eh_return, current_function_is_thunk,
3673 current_function_stdarg, current_function_profile,
3674 current_function_limit_stack, current_function_uses_pic_offset_table,
3675 current_function_uses_const_pool, current_function_has_nonlocal_label,
3676 current_function_saves_all_registers,
3677 current_function_has_nonlocal_goto,
3678 current_function_has_asm_statement): Remove accesor macros.
3679 * ra-conflict.c (global_conflicts): Update.
3680 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
3681 (suitable_for_tail_call_opt_p): Update.
3682 * builtins.c (expand_builtin_return_addr): Update.
3683 (expand_builtin_setjmp_setup): Update.
3684 (expand_builtin_nonlocal_goto): Update.
3685 * final.c (final_start_function): Update.
3686 (profile_function): Update.
3687 (leaf_function_p): Update.
3688 (only_leaf_regs_used): Update.
3689 * df-scan.c (df_get_exit_block_use_set): Update.
3690 * dojump.c (clear_pending_stack_adjust): Update.
3691 * tree-stdarg.c (gate_optimize_stdarg): Update.
3692 * gimple-low.c (lower_function_body): Update.
3693 * global.c (compute_regsets): Update.
3694 (global_alloc): Update.
3695 * dwarf2out.c (dwarf2out_begin_prologue): Update.
3696 * expr.c (expand_assignment): Update.
3697 * dse.c (dse_step0): Update.
3698 (dse_step1): Update.
3699 * c-decl.c (store_parm_decls): Update.
3700 * local-alloc.c (combine_regs): Update.
3701 (find_free_reg): Update.
3702 * function.c (assign_parms_augmented_arg_list): Update.
3703 (assign_parm_find_data_types): Update.
3704 (assign_parms): Update.
3705 (allocate_struct_function): Update.
3706 (expand_function_start): Update.
3707 (expand_function_end): Update.
3708 (get_arg_pointer_save_area): Update.
3709 (thread_prologue_and_epilogue_insns): Update.
3710 (rest_of_match_asm_constraints): Update.
3711 * stor-layout.c (variable_size): Update.
3712 * gcse.c (gcse_main): Update.
3713 (bypass_jumps): Update.
3714 * gimplify.c (gimplify_function_tree): Update.
3715 * calls.c (emit_call_1): Update.
3716 (expand_call): Update.
3717 * bt-load.c (compute_defs_uses_and_gen): Update.
3718 * except.c (sjlj_assign_call_site_values): Update.
3719 (sjlj_emit_function_enter): Update.
3720 (can_throw_external): Update.
3721 (set_nothrow_function_flags): Update.
3722 (expand_builtin_unwind_init): Update.
3723 (expand_eh_return): Update.
3724 (convert_to_eh_region_ranges): Update.
3725 (output_function_exception_table): Update.
3726 * emit-rtl.c (gen_tmp_stack_mem): Update.
3727 * cfgexpand.c (expand_used_vars): Update.
3728 (tree_expand_cfg): Update.
3729 * cfgcleanup.c (rest_of_handle_jump): Update.
3730 * explow.c (allocate_dynamic_stack_space): Update.
3731 * varasm.c (assemble_start_function): Update.
3732 (force_const_mem): Update.
3733 (mark_constant_pool): Update.
3734 * tree-optimize.c (tree_rest_of_compilation): Update.
3735 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
3736 * tree-cfg.c (notice_special_calls): Update.
3737 (is_ctrl_altering_stmt): Update.
3738 (tree_can_make_abnormal_goto): Update.
3739 (tree_purge_dead_abnormal_call_edges): Update.
3740 * config/alpha/predicates.md: Update.
3741 * config/alpha/alpha.c (alpha_sa_mask): Update.
3742 (alpha_sa_size): Update.
3743 (alpha_does_function_need_gp): Update.
3744 (alpha_expand_prologue): Update.
3745 (alpha_start_function): Update.
3746 (alpha_output_function_end_prologue): Update.
3747 (alpha_expand_epilogue): Update.
3748 * config/frv/frv.c (frv_stack_info): Update.
3749 (frv_expand_epilogue): Update.
3750 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
3751 (s390_register_info): Update.
3752 (s390_frame_info): Update.
3753 (s390_init_frame_layout): Update.
3754 (s390_can_eliminate): Update.
3755 (save_gprs): Update.
3756 * config/spu/spu.c (spu_split_immediate): Update.
3757 (need_to_save_reg): Update.
3758 (spu_expand_prologue): Update.
3759 (spu_expand_epilogue): Update.
3760 * config/sparc/sparc.md: Update.
3761 * config/sparc/sparc.c (eligible_for_return_delay): Update.
3762 (sparc_tls_got): Update.
3763 (legitimize_pic_address): Update.
3764 (sparc_emit_call_insn): Update.
3765 (sparc_expand_prologue): Update.
3766 (output_return): Update.
3767 (print_operand): Update.
3768 (sparc_function_ok_for_sibcall): Update.
3769 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
3770 * config/m32r/m32r.md: Update.
3771 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
3772 (m32r_compute_frame_size): Update.
3773 (m32r_expand_prologue): Update.
3774 (m32r_expand_epilogue): Update.
3775 (m32r_legitimize_pic_address): Update.
3776 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
3777 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3778 * config/i386/i386.c (ix86_frame_pointer_required): Update.
3780 (ix86_save_reg): Update.
3781 (ix86_compute_frame_layout): Update.
3782 (ix86_expand_prologue): Update.
3783 (ix86_expand_epilogue): Update.
3784 * config/sh/sh.c (output_stack_adjust): Update.
3785 (calc_live_regs): Update.
3786 (sh5_schedule_saves): Update.
3787 (sh_expand_prologue): Update.
3788 (sh_expand_epilogue): Update.
3789 (sh_setup_incoming_varargs): Update.
3790 (sh_allocate_initial_value): Update.
3791 (sh_get_pr_initial_val): Update.
3792 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
3793 * config/sh/sh.md (label:): Update.
3794 * config/avr/avr.c (out_movhi_mr_r): Update.
3795 * config/crx/crx.h (enum): Update.
3796 * config/xtensa/xtensa.h (along): Update.
3797 * config/stormy16/stormy16.c Update.
3798 (xstormy16_compute_stack_layout): Update.
3799 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
3800 (fr30_expand_prologue): Update.
3801 * config/cris/cris.c (cris_conditional_register_usage): Update.
3802 (cris_reg_saved_in_regsave_area): Update.
3803 (cris_initial_frame_pointer_offset): Update.
3804 (cris_simple_epilogue): Update.
3805 (cris_expand_prologue): Update.
3806 (cris_expand_epilogue): Update.
3807 (cris_expand_pic_call_address): Update.
3808 (cris_asm_output_symbol_ref): Update.
3809 (cris_asm_output_label_ref): Update.
3810 * config/cris/cris.md Update.
3811 * config/iq2000/iq2000.c (compute_frame_size): Update.
3812 (iq2000_expand_epilogue): Update.
3813 * config/mt/mt.h (save_direction): Update.
3814 * config/mn10300/mn10300.c (mn10300_function_value): Update.
3815 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3816 (ia64_secondary_reload_class): Update.
3817 * config/m68k/m68k.c (m68k_save_reg): Update.
3818 (m68k_expand_prologue): Update.
3819 (m68k_expand_epilogue): Update.
3820 (legitimize_pic_address): Update.
3821 * config/rs6000/rs6000.c (rs6000_got_register): Update.
3822 (first_reg_to_save): Update.
3823 (first_altivec_reg_to_save): Update.
3824 (compute_vrsave_mask): Update.
3825 (compute_save_world_info): Update.
3826 (rs6000_stack_info): Update.
3827 (spe_func_has_64bit_regs_p): Update.
3828 (rs6000_ra_ever_killed): Update.
3829 (rs6000_emit_eh_reg_restore): Update.
3830 (rs6000_emit_allocate_stack): Update.
3831 (rs6000_emit_prologue): Update.
3832 (rs6000_emit_epilogue): Update.
3833 (rs6000_output_function_epilogue): Update.
3834 (output_profile_hook): Update.
3835 (rs6000_elf_declare_function_name): Update.
3836 * config/rs6000/rs6000.h (rs6000_args): Update.
3837 * config/rs6000/rs6000.md: Update.
3838 * config/mcore/mcore.c (mcore_expand_prolog): Update.
3839 * config/arc/arc.c (arc_output_function_epilogue): Update.
3840 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
3841 * config/darwin.c (machopic_function_base_name): Update.
3842 * config/score/score3.c (score3_compute_frame_size): Update.
3845 (score3_epilogue): Update.
3846 * config/score/score7.c (score7_compute_frame_size): Update.
3847 (score7_prologue): Update.
3848 (score7_epilogue): Update.
3849 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
3850 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3851 * config/arm/arm.c (use_return_insn): Update.
3852 (require_pic_register): Update.
3853 (arm_load_pic_register): Update.
3854 (arm_compute_save_reg0_reg12_mask): Update.
3855 (arm_compute_save_reg_mask): Update.
3856 (thumb1_compute_save_reg_mask): Update.
3857 (output_return_instruction): Update.
3858 (arm_output_function_prologue): Update.
3859 (arm_output_epilogue): Update.
3860 (arm_get_frame_offsets): Update.
3861 (arm_expand_prologue): Update.
3862 (thumb_pushpop): Update.
3863 (thumb_exit): Update.
3864 (thumb1_expand_prologue): Update.
3865 (thumb1_expand_epilogue): Update.
3866 (arm_unwind_emit): Update.
3867 (arm_output_fn_unwind): Update.
3868 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
3869 * config/arm/arm.md: Update.
3870 * config/pa/pa.md: Update.
3871 * config/pa/pa.c (legitimize_pic_address): Update.
3872 (compute_frame_size): Update.
3873 (hppa_expand_prologue): Update.
3874 (hppa_expand_epilogue): Update.
3875 (borx_reg_operand): Update.
3876 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
3877 (HARD_REGNO_RENAME_OK): Update.
3878 * config/mips/mips.c (mips_global_pointer): Update.
3879 (mips_save_reg_p): Update.
3880 (mips_compute_frame_info): Update.
3881 (mips_frame_pointer_required): Update.
3882 (mips_expand_prologue): Update.
3883 (mips_expand_epilogue): Update.
3884 (mips_can_use_return_insn): Update.
3885 (mips_reorg_process_insns): Update.
3886 * config/v850/v850.c (compute_register_save_size): Update.
3887 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
3888 * config/mmix/mmix.c (along): Update.
3889 (mmix_expand_epilogue): Update.
3890 * config/bfin/bfin.c (legitimize_pic_address): Update.
3891 (must_save_p): Update.
3892 (stack_frame_needed_p): Update.
3893 (add_to_reg): Update.
3894 (bfin_expand_prologue): Update.
3895 * stmt.c (expand_asm_operands): Update.
3896 * reload1.c (reload): Update.
3897 (init_elim_table): Update.
3899 2008-04-25 Bob Wilson <bob.wilson@acm.org>
3901 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
3903 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
3905 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
3906 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
3907 (mov<mode>): Removed.
3908 (*movv4sf_internal): Likewise.
3909 (*movv2df_internal): Likewise.
3911 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
3913 * config.gcc (crx-*-elf): Remove deprecation.
3915 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
3917 * config/i386/cygming-crtend.c (register_frame_ctor): Register
3918 __gcc_deregister_frame with atexit.
3919 (deregister_frame_dtor): Remove.
3921 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
3922 Nathan Sidwell <nathan@codesourcery.com>
3924 * config/rs6000/rs6000.opt (mspe): Remove Var property.
3926 * config/rs6000/rs6000.h (rs6000_spe): Declare.
3927 (rs6000_isel): Likewise.
3928 * config/rs6000/rs6000.c (rs6000_spe): New variable.
3929 (rs6000_isel): New variable.
3930 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
3932 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3935 * c-common.c (handle_vector_size_attribute): Call
3936 lang_hooks.types.reconstruct_complex_type instead of
3937 reconstruct_complex_type.
3938 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
3939 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
3940 * langhooks.h (struct lang_hooks_for_types): Add
3941 reconstruct_complex_type hook.
3942 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
3943 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
3945 2008-04-24 Richard Guenther <rguenther@suse.de>
3947 * c-common.h (check_builtin_function_arguments): Declare.
3948 * c-common.c (validate_nargs): New function.
3949 (check_builtin_function_arguments): Likewise.
3950 * c-typeck.c (build_function_call): Call
3951 check_builtin_function_arguments.
3952 * builtins.c (fold_builtin_classify): Remove error reporting code.
3953 (fold_builtin_unordered_cmp): Likewise.
3954 (fold_builtin_1): Likewise.
3955 (fold_builtin_n): Likewise.
3957 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3959 PR tree-optimization/36008
3960 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
3961 the original op1, rather than delta by step.
3963 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
3964 Sebastian Pop <sebastian.pop@amd.com>
3966 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
3967 eliminate_local_variables_stmt, eliminate_local_variables,
3968 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
3969 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
3970 of code delimited by two edges in the CFG.
3971 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
3972 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
3973 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
3974 the case of parallelisation of reductions.
3975 (expr_invariant_in_region_p): New.
3977 * tree-flow.h (gather_blocks_in_sese_region): Declared.
3978 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
3980 2008-04-24 Ira Rosen <irar@il.ibm.com>
3981 Richard Guenther <rguenther@suse.de>
3983 PR tree-optimization/36034
3984 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
3985 incapable of dealing with loads with gaps.
3987 2008-04-24 Rafael Espindola <espindola@google.com>
3989 * tree-flow.h (vrp_evaluate_conditional): Change signature.
3990 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3991 vrp_evaluate_conditional.
3992 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
3993 (vrp_evaluate_conditional): Split the cond argument.
3994 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
3995 (simplify_stmt_for_jump_threading): Update call to
3996 vrp_evaluate_conditional.
3998 2008-04-24 Ira Rosen <irar@il.ibm.com>
4000 PR tree-optimization/35982
4001 * tree-vect-analyze.c (vect_check_interleaving): Check that the
4002 interleaved data-refs are of the same type.
4004 2008-04-24 Danny Smith <dannysmith@users.net>
4006 * c-format.c (check_format_info_main): Use strncmp rather than a
4007 magic prefix to handle multichar length specs.
4008 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
4009 Don't prefix "I64" and "I32" with '\0'.
4011 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4014 * config/i386/i386.c (init_cumulative_args): Don't pass anything
4015 in registers for -m32 only if stdarg_p (fntype).
4017 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
4019 PR rtl-optimization/36006
4020 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
4021 temp to op0 in order to avoid invalid rtx sharing.
4023 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4025 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
4026 check TREE_INVARIANT.
4027 * tree-gimple.c (is_gimple_address): New.
4028 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
4029 * tree-gimple.h (is_gimple_address): New.
4030 * tree.h (decl_address_invariant_p): New.
4031 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
4032 (build_string): Likewise.
4033 (decl_address_invariant_p): New, from is_gimple_invariant_address.
4034 (tree_invariant_p_1): Likewise.
4035 (save_expr): Use it.
4036 (tree_invariant_p): New.
4037 (skip_simple_arithmetic): Use it.
4038 (stabilize_reference_1): Use it.
4039 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
4041 (build1_stat): Drop code to compute TREE_INVARIANT.
4042 (build2_stat): Drop code to compute TREE_INVARIANT.
4043 (build3_stat): Drop code to compute TREE_INVARIANT.
4044 (build4_stat): Drop code to compute TREE_INVARIANT.
4045 (build5_stat): Drop code to compute TREE_INVARIANT.
4046 (build7_stat): Drop code to compute TREE_INVARIANT.
4047 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
4048 * tree.h (struct tree_base): Remove invariant_flag.
4049 (TREE_INVARIANT): Remove.
4050 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
4051 (fold_builtin_expect): Check TREE_CONSTANT.
4052 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
4053 * c-tree.h (c_expr_to_decl): Drop third parameter.
4054 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
4055 (build_c_cast): Don't set TREE_INVARIANT.
4056 (pop_init_level): Don't set TREE_INVARIANT.
4057 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
4058 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
4060 (gimplify_init_constructor): Don't set TREE_INVARIANT.
4061 (gimplify_addr_expr): Adjust comment.
4062 * tree-mudflap.c (mf_build_string):
4063 * print-tree.c (print_node): Don't print TREE_INVARIANT.
4064 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
4065 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
4066 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
4067 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
4068 * langhooks.h (struct lang_hooks): Drop third parameter from
4071 2008-04-23 Richard Guenther <rguenther@suse.de>
4073 PR tree-optimization/27799
4074 PR tree-optimization/32921
4075 PR tree-optimization/32624
4076 * tree-ssa-structalias.c (merge_smts_into): Only merge the
4077 SMTs aliases and the tag itself into the solution.
4078 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
4079 merge the points-to solution back into the SMT aliases.
4080 (may_alias_p): Use alias_set_subset_of instead of
4081 aliases_conflict_p. A pointer which points to
4082 memory with alias set zero may access any variable.
4084 2008-04-23 Richard Guenther <rguenther@suse.de>
4086 * alias.c (alias_set_subset_of): Correctly handle asking
4087 if zero is a subset of an alias set with zero child.
4088 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
4089 (compute_flow_insensitive_aliasing): Correctly walk all
4090 pointers. Do not unnecessarily union sets.
4092 2008-04-23 Richard Guenther <rguenther@suse.de>
4095 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
4097 2008-04-22 Tomas Bily <tbily@suse.cz>
4099 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
4101 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
4103 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4104 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4105 * tree-inline.c (estimate_num_insns_1): Likewise.
4106 * varasm.c (const_hash_1, compare_constant, copy_constant)
4107 (compute_reloc_for_constant, output_addressed_constants): Likewise.
4108 * emit-rtl.c (component_ref_for_mem_expr)
4109 (set_mem_attributes_minus_bitpos): Likewise.
4110 * expr.c (highest_pow2_factor, expand_expr_real_1, )
4111 (is_aligning_offset): Likewise.
4112 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
4113 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4114 * dojump.c (do_jump): Likewise.
4115 * builtins.c (get_pointer_alignment, get_memory_rtx)
4116 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
4117 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
4119 2008-04-23 Jakub Jelinek <jakub@redhat.com>
4121 PR rtl-optimization/36017
4122 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
4123 expanding the library call.
4125 2008-04-22 Ian Lance Taylor <iant@google.com>
4127 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
4130 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
4132 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
4133 of LR/CTR moves for Power6.
4135 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
4138 * passes.c (init_optimization_passes): Remove
4139 pass_fast_rtl_byte_dce.
4141 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
4144 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
4145 builtin functions to generate faster code.
4146 (_mm_cvtpu16_ps): Ditto.
4147 (_mm_cvtpi32x2_ps): Ditto.
4149 2008-04-22 Nick Clifton <nickc@redhat.com>
4151 * common.opt (ftree-loop-distribution): Add Optimization
4154 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
4155 (frv_expand_builtin_va_start): Likewise.
4157 * config/arm/arm.c (thumb_find_work_register): Fix location of
4158 argument register count.
4160 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4162 Support scheduling for ColdFire V1 and V3 microarchitecture.
4163 Improve scheduling of multiplication instructions.
4165 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
4166 (mac): New instruction attribute.
4167 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
4168 (m68k_sched_mac): New variable.
4169 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
4170 Handle cfv1 and cfv3.
4171 (max_insn_size): New static variable.
4172 (struct _sched_ib): New type.
4173 (sched_ib): New static variable.
4174 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
4175 to fields of 'struct _sched_ib sched_ib'. Update all uses.
4176 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
4178 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
4179 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
4180 new variables. Update.
4181 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4182 Add modeling of cfv3 instruction buffer. Update.
4183 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
4184 * config/m68k/m68k.h (TUNE_CFV3): New macro.
4185 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
4186 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
4187 a particular reservation applies to.
4188 (type2): Reorganize attribute values. Rename alu to alu_reg,
4189 alu_l to alu, move_l to omove. Join move to alu. Split mul
4191 (cf_ib_*): Simplify description of instruction buffer.
4192 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
4193 (cf_mem): Split into cf_mem1 and cf_mem2.
4194 (cf_v2_move_??): Rename to cfv12_alu_??.
4195 (cf_v2_move_l_??): Rename to cfv12_omove_??.
4196 (cf_v2_mul_??): Remove reservations.
4197 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
4198 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
4199 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
4201 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
4202 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
4203 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
4204 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
4205 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
4206 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
4207 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
4208 expansions of the above reservations for instructions of sizes
4211 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4213 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
4215 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
4217 * coverage.c: Include tree-pass.h.
4218 (coverage_counter_alloc): Print da_file_name to the dump file.
4220 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
4222 * sbitmap.c (sbitmap_range_empty_p): New function.
4223 * sbitmap.h (sbitmap_range_empty_p): New function.
4224 * bitmap.h: Now includes obstack.h.
4226 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
4227 Kenneth Zadeck <zadeck@naturalbridge.com>
4229 * dbgcnt.def (ra_byte_scan): Added.
4230 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
4231 when the last hit happens for a counter.
4232 * timevar.def (TV_DF_BYTE_LR): New variable.
4233 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
4234 * passes.c (pass_fast_rtl_byte_dce): New pass.
4235 * fwprop.c (update_df): Added mode to call df_ref_create.
4236 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4237 DF_REF_EXTRACT_OFFSET.
4238 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
4239 DF_BYTE_LR_OUT, df_byte_lr): New macro.
4241 (df_ref_extract): Added mode field.
4242 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
4243 DF_REF_EXTRACT_OFFSET.
4244 (DF_REF_EXTRACT_MODE): New macro.
4245 (df_byte_lr_bb_info): New structure.
4246 (df_print_byte_regset, df_compute_accessed_bytes,
4247 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
4248 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
4249 df_byte_lr_simulate_uses,
4250 df_byte_lr_simulate_artificial_refs_at_top,
4251 df_byte_lr_simulate_artificial_refs_at_end,
4252 df_compute_accessed_bytes): New function.
4253 (df_ref_create): Add parameter.
4254 (df_byte_lr_get_bb_info): New inline function.
4255 * df-scan.c (df_ref_record, df_uses_record,
4256 df_ref_create_structure): Added mode parameter.
4257 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
4258 df_defs_record, df_uses_record, df_get_conditional_uses,
4259 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
4260 df_entry_block_defs_collect, df_exit_block_uses_collect):
4261 Added mode parameter to calls to df_ref_record, df_uses_record,
4262 df_ref_create_structure.
4263 (df_ref_equal_p, df_ref_compare): Added test for modes.
4264 (df_ref_create_structure): Added code to set mode. Renamed
4265 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4266 DF_REF_EXTRACT_OFFSET.
4267 * df-core.c (df_print_byte_regset): New function.
4268 * df-byte-scan.c: New file.
4269 * df-problems.c (df_rd_transfer_function): Removed unnecessary
4270 calls to BITMAP_FREE.
4271 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
4272 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
4273 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
4274 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
4275 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
4276 df_byte_lr_local_compute, df_byte_lr_init,
4277 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
4278 df_byte_lr_transfer_function, df_byte_lr_free,
4279 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
4280 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
4281 df_byte_lr_simulate_uses,
4282 df_byte_lr_simulate_artificial_refs_at_top,
4283 df_byte_lr_simulate_artificial_refs_at_end): New function.
4284 * dce.c (byte_dce_process_block): New function.
4285 (dce_process_block): au is now passed in rather than computed
4286 locally. Changed loops that look at artificial defs to not look
4287 for conditional or partial ones, because there never are any.
4288 (fast_dce): Now is able to drive byte_dce_process_block or
4289 dce_process_block depending on the kind of dce being done.
4290 (rest_of_handle_fast_dce): Add parameter to fast_dce.
4291 (rest_of_handle_fast_byte_dce): New function.
4292 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
4293 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
4295 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
4298 * gcc.h: Added fortran options that take arguments to
4299 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
4302 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
4304 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
4305 scalarization if on the LHS and not a full access.
4307 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4309 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
4311 2008-04-18 Rafael Espindola <espindola@google.com>
4313 * tree-vrp.c (find_case_label_index): Fix the binary search.
4314 (find_case_label_range): New.
4315 (vrp_visit_switch_stmt): Use find_case_label_range.
4316 (simplify_switch_using_ranges): Use find_case_label_range.
4318 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
4320 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
4321 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
4323 2008-04-18 Tom Tromey <tromey@redhat.com>
4326 * doc/cpp.texi (Implementation-defined behavior): Mention
4329 2008-04-18 Ian Lance Taylor <iant@google.com>
4331 * fold-const.c (pointer_may_wrap_p): New static function.
4332 (fold_comparison): Add another test for pointer overflow. Use
4333 pointer_may_wrap_p to disable some false positives.
4335 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
4337 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
4338 (fname_as_string): Match updated cpp_interpret_string prototype.
4339 (fix_string_type): Support char16_t* and char32_t*.
4340 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
4341 derivative) nodes. Register as builtin if C++0x.
4342 (c_parse_error): Support CPP_CHAR{16,32}.
4343 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
4344 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
4345 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
4346 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
4347 CTI_CHAR32_ARRAY_TYPE>: New elements.
4348 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
4349 char32_type_node, signed_char32_type_node, char16_array_type_node,
4350 char32_array_type_node): New defines.
4351 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
4352 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
4353 (lex_string): Support CPP_STRING{16,32}, match updated
4354 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
4355 (lex_charconst): Support CPP_CHAR{16,32}.
4356 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
4357 and CPP_STRING{16,32}.
4359 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
4362 * aclocal.m4: Regenerate.
4363 * configure: Regenerate.
4365 2008-04-18 Jan Hubicka <jh@suse.cz>
4367 * except.c (dw2_size_of_call_site_table,
4368 sjlj_size_of_call_site_table): Use vector API for call_site_record.
4370 * cgraphbuild.c (build_cgraph_edges): Update.
4371 * tree-pass.h: Update comment.
4372 * final.c (leaf_function_p): Update.
4373 (leaf_renumber_regs): Update.
4374 (rest_of_clean_state): Update.
4375 * omp-low.c (expand_omp_parallel): Update.
4376 * ipa-reference.c (analyze_function): Update.
4377 * reorg.c (find_end_label): Update.
4378 (optimize_skip): Update.
4379 (fill_simple_delay_slots): Update.
4380 (fill_simple_delay_slots): Update.
4381 (make_return_insns): Update.
4382 (dbr_schedule): Update.
4383 * gimple-low.c (record_vars_into): Update.
4384 * cfgbuild.c (make_edges): Update.
4385 * function.c (assign_stack_local): Update.
4386 (assign_parm_adjust_stack_rtl): Update.
4387 (locate_and_pad_parm): Update.
4388 (allocate_struct_function): Do not initialize stack_alignment_needed
4389 and preferred_stack_boundary here.
4390 (stack_protect_prologue): Update.
4391 (stack_protect_epilogue): Update.
4392 (expand_function_start): Initialize stack_alignment_needed,
4393 preferred_stack_boundary and max_jumptable_ents.
4394 (expand_function_end): Update.
4395 (free_after_compilation): Do not NULLify epilogue_delay_list.
4396 * function.h (struct rtl_data): Add stack_protect_guard,
4397 stack_alignment_needed,
4398 preferred_stack_boundary, epilogue_delay_list.
4399 (struct function): Remove value_histograms, stack_alignment_needed,
4400 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
4402 unexpanded_var_list, stack_protect_guard.
4403 (current_function_epilogue_delay_list): Remove.
4404 * ipa-type-escape.c (analyze_function): Update.
4405 * gimplify.c (pop_gimplify_context): Update comment.
4406 * calls.c (expand_call): Update.
4407 (emit_library_call_value_1): Update.
4408 * except.c (set_nothrow_function_flags): Update.
4409 * cfgexpand.c (get_decl_align_unit): Update.
4410 (create_stack_guard): Update.
4411 (estimated_stack_frame_size): Update.
4412 (expand_used_vars): Update.
4413 (tree_expand_cfg): Free histogram earliers, init expansion variables.
4414 * explow.c (allocate_dynamic_stack_space): Update.
4415 * tree-ssa-live.c (remove_unused_locals): Update.
4416 * varasm.c (mark_constant_pool): Update.
4417 * tree-inline.c (remap_decls): Update.
4418 (initialize_cfun): Update.
4419 (declare_return_variable): Update.
4420 (inline_forbidden_p): Update.
4421 (expand_call_inline): Update.
4422 (declare_inline_vars): Update.
4423 (tree_function_versioning): Update.
4424 * tree-flow.h (value_histograms): New.
4425 (VALUE_HISTOGRAMS): New macro.
4426 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
4428 * tree-cfg.c (set_bb_for_stmt): Update.
4429 (replace_by_duplicate_decl): Update.
4430 (move_block_to_fn): Update.
4431 (new_label_mapper): Update.
4432 (dump_function_to_file): Update.
4433 * ipa-struct-reorg.c (build_data_structure): Update.
4434 * cfgrtl.c (print_rtl_with_bb): Update.
4435 * reload1.c (reload): Update.
4437 * config/i386/i386.c (setup_incoming_varargs_64,
4438 ix86_compute_frame_layout): Update.
4439 * config/arc/arc.c (arc_output_function_epilogue): Update.
4441 2008-04-18 Marius Strobl <marius@FreeBSD.org>
4443 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
4444 for FreeBSD as well.
4445 * gthr-posix95.h: Likewise.
4447 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
4449 PR rtl-optimization/35838
4450 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
4451 out the byte offset of the first subreg.
4453 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
4455 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
4456 to split_ti instead of three separate calls with single member arrays.
4457 (subti3 splitter): Ditto.
4458 (adddi3 splitter): Ditto with split_di.
4459 (subdi3 splitter): Ditto.
4460 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
4461 two separate calls with single member arrays. Swap match_dup
4462 operands 1 and 2 to better fit into the array.
4463 (negdi2 splitter): Ditto with split_di.
4464 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
4465 two separate calls with single member arrays. Swap match_dup operands
4466 6 and 7 to better fit into the array.
4468 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
4470 * config/i386/i386.c (sse_builtin_type): New.
4471 (bdesc_sse_args): Likewise.
4472 (bdesc_sse_3arg): Removed.
4473 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
4474 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
4475 IX86_BUILTIN_ROUNDPS.
4476 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
4477 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
4478 IX86_BUILTIN_ROUNDPS.
4479 (ix86_expand_sse_4_operands_builtin): Removed.
4480 (ix86_expand_sse_operands_builtin): New.
4481 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
4482 and CODE_FOR_sse4_1_roundps.
4483 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
4484 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
4486 2008-04-17 Alan Modra <amodra@bigpond.net.au>
4489 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
4490 regs before frame pop when needed. If use_backchain_to_restore_sp
4491 then load backchain into a temp reg to restore vr and vrsave. Add
4492 code to restore vr after frame pop if possible.
4494 2008-04-17 Richard Guenther <rguenther@suse.de>
4496 * tree-vn.c (expressions_equal_p): Do not check type
4497 equality or compatibility before calling operand_equal_p.
4498 * fold-const.c (operand_equal_p): Check equivalence of
4499 integer constants before bailing out due to signedness or
4500 precision differences.
4501 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
4502 spurious differences in type qualification. Ignore types
4503 for COMPONENT_REFs at all.
4505 2008-04-17 Christian Bruel <christian.bruel@st.com>
4507 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
4508 msw_skip comparison.
4510 2008-04-16 Jakub Jelinek <jakub@redhat.com>
4513 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
4516 PR tree-optimization/35899
4517 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
4518 rather than TREE_OPERAND.
4520 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
4523 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
4524 temporary registers. Change operand predicate to general_operand.
4525 (remainderxf3): Ditto.
4527 2008-04-16 Richard Guenther <rguenther@suse.de>
4529 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
4530 * tree-affine.c (aff_combination_expand): Look through some
4533 2008-04-15 Doug Kwan <dougkwan@google.com>
4535 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
4537 * tree-pretty-print.c (dump_generic_node): Ditto.
4538 * final.c (output_addr_const): Ditto.
4539 * dwarf2out.c (output_cfi): Ditto.
4540 * c-pretty-print.c (pp_c_integer_constant): Ditto.
4541 * print-rtl.c (print_rtx): Ditto.
4542 * print-tree.c (print_node_brief, print_node): Ditto.
4543 * c-common.c (match_case_to_enum_1): Ditto.
4544 * sched-vis.c (print_value): Ditto.
4545 * config/i386/i386.c (print_operand): Cast to long unsigned int
4548 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
4549 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
4550 MS Windows VirtualProtect function.
4552 2008-04-15 Jan Hubicka <jh@suse.cz>
4554 * gengtype.c (write_root): Param_is argument is OK.
4555 * expr.c (expand_expr_real_1): Update call of get_exception_*.
4556 * function.h: Include varray.h
4557 (rtl_eh): New stucture based on except.c one.
4558 (call_site_record): New forward declaration and vector type.
4559 * calls.c (emit_call_1): Do not call
4560 note_current_region_may_contain_throw.
4561 * except.c (eh_status): Remove cur_region, try_region since they are
4563 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
4564 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
4565 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
4566 Remove call_site_data_used, call_site_data_size.
4567 Turn call_site_record into vector in function.h.
4568 (note_current_region_may_contain_throw): Remove.
4569 (get_exception_pointer, get_exception_filter): Do not take struct
4570 function argument; update.
4571 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
4572 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
4573 build_post_landing_pads, dw2_build_landing_pads,
4574 sjlj_assign_call_site_values, sjlj_mark_call_sites,
4575 sjlj_emit_function_enter, sjlj_emit_function_enter,
4576 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
4577 sjlj_build_landing_pads, finish_eh_generation,
4578 remove_exception_handler_label, remove_eh_handler,
4579 maybe_remove_eh_handler, add_reachable_handler,
4580 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
4581 add_action_record, collect_one_action_chain, add_call_site,
4582 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
4583 sjlj_output_call_site_table, output_function_exception_table,
4584 * except.h (note_current_region_may_contain_throw): Remove
4585 (get_exception_pointer, get_exception_filter): Do not take struct
4587 * Makefile.in (GTFILES): Put varargs before struct function.
4589 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4591 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
4592 punt for STRING_CST.
4593 (get_constraint_for): Deal with STRING_CST here instead.
4595 2008-04-15 Richard Guenther <rguenther@suse.de>
4597 * tree-ssa-propagate.c (substitute_and_fold): Substitute
4598 statements in a basic-block with a backward walk. Do not
4599 substitute into dead statements but instead remove those.
4601 2008-04-15 Richard Guenther <rguenther@suse.de>
4603 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
4604 to zero, thus disable creation of SFTs.
4606 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4608 * tree-predcom.c (suitable_reference_p): Return false if the
4609 reference can throw.
4611 2008-04-15 Jakub Jelinek <jakub@redhat.com>
4614 * c-decl.c (finish_decl): If extern or static var has variable
4615 size, set TREE_TYPE (decl) to error_mark_node.
4617 2008-04-15 Rafael Espindola <espindola@google.com>
4619 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
4622 2008-04-15 Richard Guenther <rguenther@suse.de>
4624 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
4625 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
4626 (visit_reference_op_load): Do walk vuse-vdef chains on
4627 vn_reference_lookup.
4628 (visit_reference_op_store): But do not here.
4629 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
4630 vn_reference_lookup.
4631 (vn_lookup_with_vuses): But do so here.
4633 2008-04-14 Ian Lance Taylor <iant@google.com>
4635 * fold-const.c (fold_overflow_warning): Remove assertion.
4637 2008-04-15 Ben Elliston <bje@au.ibm.com>
4639 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
4640 temp1 local variables.
4642 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
4645 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
4646 ".text.unlikely" section as executable.
4648 2008-04-14 James E. Wilson <wilson@tuliptree.org>
4650 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4651 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
4652 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
4653 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
4654 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
4655 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
4656 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
4658 2008-04-14 Ian Lance Taylor <iant@google.com>
4660 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
4661 * fold-const.c (fold_comparison): If appropriate, test
4662 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
4663 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
4664 reassociating a pointer type.
4665 * doc/invoke.texi (Optimize Options): Document that
4666 -fstrict-overflow applies to pointer wraparound.
4668 2008-04-13 Jan Hubicka <jh@suse.cz>
4670 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
4672 2008-04-12 Andrew Pinski <pinskia@gmail.com>
4674 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
4675 we are going to "save the world".
4677 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
4679 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
4680 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
4681 operand 0 constraint, not "=".
4683 2008-04-11 James E. Wilson <wilson@tuliptree.org>
4685 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
4687 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4689 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
4690 of size of positions_needed * CHAR_BIT.
4692 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4695 * dse.c (store_info): Change positions_needed to unsigned
4697 (lowpart_bitmask): New.
4698 (record_store): Cast to unsigned HOST_WIDE_INT for
4699 positions_needed. Assert width <= size of positions_needed *
4700 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
4701 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
4702 lowpart_bitmask to set mask.
4704 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4706 * config/bfin/constraints.md: New file.
4707 * config/bfin/bfin.md: Include it.
4708 (adddi3): Use satisfies_constraint functions instead of the old macros.
4709 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
4710 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
4711 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
4712 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
4713 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
4714 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
4715 EXTRA_CONSTRAINT): Delete.
4716 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
4717 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
4719 * config/bfin/bfin.c: Include "tm-constrs.h".
4720 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
4721 Use satisfies_constraint functions instead of the old macros.
4722 * doc/md.texi (Blackfin Constraints): Update file name reference.
4724 2008-04-11 Richard Guenther <rguenther@suse.de>
4726 PR tree-optimization/35869
4727 * tree-vrp.c (execute_vrp): Move switch statement update after
4728 jump threading. Schedule another cfg cleanup run.
4730 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
4733 * attribs.c (decl_attributes): Return early on errorneous node.
4735 2008-04-10 Oleg Ryjkov <olegr@google.com>
4737 * tree.h (struct tree_base): Added a new flag default_def_flag.
4738 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
4740 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4742 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
4744 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4747 * pa.md: Define mode iterator P. Define mode attribute dwc.
4748 (dcacheflush): Update pattern to use iterator P and attribute dwc.
4749 (icacheflush): Likewise.
4750 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
4751 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
4753 2008-04-11 Ben Elliston <bje@au.ibm.com>
4755 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
4757 2008-04-10 Rafael Espindola <espindola@google.com>
4759 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
4760 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
4761 (extract_range_from_expr): The same.
4763 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4765 * config/mips/mips.md (GPR2): New mode iterator.
4767 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
4768 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
4769 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
4770 Rewrite these to take two modes, the mode of comparison and the
4771 mode of the destination.
4772 * config/mips/mips.c (mips_expand_scc): Instead of having
4773 paradoxical subreg as destination, expand "narrowing" scc if mode
4774 of comparison is SI and target is requested in DI mode.
4775 (mips_emit_int_order_test): Update comment. Make mode of
4776 comparison match CMP0 rather than TARGET. When creating inverse
4777 target use mode of TARGET.
4779 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4781 * gcov-dump.c (tag_summary): Only print summaries for the first
4782 GCOV_COUNTERS_SUMMABLE counters.
4784 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
4786 * config/i386/i386.md (absneg): New code iterator.
4787 (absnegprefix): New code attribute.
4788 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
4789 patterns using absneg code iterator.
4790 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
4791 using absneg code iterator.
4792 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
4793 *neg<mode>2 patterns using absneg code iterator.
4794 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4795 *negextendsfdf2 patterns using absneg code iterator.
4796 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
4797 *negextendsfxf2 patterns using absneg code iterator.
4798 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4799 *negextendsfdf2 patterns using absneg code iterator.
4800 * config/i386/sse.md (<code><mode>2): Macroize expander from
4801 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
4803 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
4805 * config/s390/s390.h: Remove the remains of the recent search
4806 & replace action of current_function_outgoing_args_size.
4808 2008-04-10 Ira Rosen <irar@il.ibm.com>
4810 PR tree-optimization/35821
4811 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
4812 NEW_STMT_LIST is not NULL.
4814 2008-04-09 David Edelsohn <edelsohn@gnu.org>
4817 * toplev.c (process_options): Remove -ffunction-sections debugging
4820 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
4822 PR middle-end/PR28690
4823 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
4824 than gen_rtx_fmt_ee to perform more canonicalizations.
4826 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4829 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
4831 2008-04-09 Richard Guenther <rguenther@suse.de>
4833 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
4834 (dump_function_to_file): Dump function arguments with types.
4836 2008-04-08 Richard Guenther <rguenther@suse.de>
4838 * fold-const.c (fold_widened_comparison): Do not allow
4839 sign-changes that change the result.
4841 2008-04-08 Janis Johnson <janis187@us.ibm.com>
4844 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
4845 kinds of indirect references.
4847 2008-04-08 David Edelsohn <edelsohn@gnu.org>
4849 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
4850 GNU Fortran language string.
4852 2008-04-08 Rafael Espindola <espindola@google.com>
4854 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
4855 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
4856 * tree.h (tree_call_nonnegative_warnv_p): New.
4858 2008-04-08 Jan Hubicka <jh@suse.cz>
4860 * function.c (free_after_compilation): Clear out regno_reg_rtx
4863 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
4866 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4868 PR middle-end/PR28690
4869 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
4870 same precedence as REG_POINTER and MEM_POINTER operands.
4872 2008-04-08 Richard Guenther <rguenther@suse.de>
4875 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
4876 for adding index to base.
4878 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
4880 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
4881 (MINGW_ENABLE_EXECUTE_STACK): New.
4882 (IN_LIBGCC2): For libgcc include windows.h file for
4883 function declarations.
4885 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
4887 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
4888 and tem2 if tem1 is not a REG or MULT.
4890 2008-04-08 Jan Hubicka <jh@suse.cz>
4892 * function.h (incomming_args): Break out of struct function.
4893 (function_subsections): Break out of struct function.
4894 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
4895 return_rtx and hard_reg_initial_vals from struct function.
4896 Kill inl_max_label_num.
4897 (current_function_pops_args, current_function_args_info,
4898 current_function_args_size, current_function_args_size,
4899 current_function_pretend_args_size,
4900 current_function_outgoing_args_size,
4901 current_function_internal_arg_pointer, current_function_return_rtx):
4902 Kill compatibility accestor macros.
4903 * builtins.c (expand_builtin_apply_args_1): Update.
4904 (expand_builtin_next_arg): Update.
4905 * df-scan.c (df_get_call_refs): Update.
4906 * dbxout.c (dbxout_function_end): Update.
4907 * dwarf2out.c (dwarf2out_switch_text_section): Update.
4908 (output_line_info): Update.
4909 (secname_for_decl): Update.
4910 (dwarf2out_var_location): Update.
4911 * function.c (free_after_compilation): Update.
4912 (assign_parm_find_stack_rtl): Update.
4913 (assign_parms): Update.
4914 (expand_dummy_function_end): Update.
4915 (expand_function_end): Update.
4916 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
4917 (expand_call): Update.
4918 (emit_library_call_value_1): Update.
4919 (store_one_arg): Update.
4920 * varasm.c (initialize_cold_section_name): Update.
4921 (unlikely_text_section): Update.
4922 (unlikely_text_section_p): Update.
4923 (assemble_start_function): Update.
4924 (assemble_end_function): Update.
4925 (default_section_type_flags): Update.
4926 (switch_to_section): Update.
4927 * integrate.c (set_decl_abstract_flags): Update.
4928 (get_hard_reg_initial_val): Update.
4929 (has_hard_reg_initial_val): Update.
4930 (allocate_initial_values): Update.
4931 * resource.c (init_resource_info): Update.
4932 * config/alpha/alpha.c (NUM_ARGS): Update.
4933 (direct_return): Update.
4934 (alpha_va_start): Update.
4935 (alpha_sa_size): Update.
4936 (alpha_initial_elimination_offset): Update.
4937 (alpha_expand_prologue): Update.
4938 (alpha_start_function): Update.
4939 (alpha_expand_epilogue): Update.
4940 (unicosmk_initial_elimination_offset):
4941 * config/alpha/alpha.md (call expander): Update.
4942 * config/s390/s390.c (s390_register_info): Update.
4943 (s390_register_info): Update.
4944 (s390_frame_info): Update.
4945 (s390_initial_elimination_offset): Update.
4946 (s390_build_builtin_va_list): Update.
4947 (s390_va_start): Update.
4948 * config/spu/spu.c (direct_return): Update.
4949 (spu_expand_prologue): Update.
4950 (spu_initial_elimination_offset): Update.
4951 (spu_build_builtin_va_list): Update.
4952 (spu_va_start): Update.
4953 * config/sparc/sparc.c (sparc_init_modes): Update.
4954 (sparc_compute_frame_size): Update.
4955 (function_value): Update.
4956 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
4957 * config/i386/i386.md (return expander): Update.
4958 * config/i386/i386.c (ix86_va_start): Update.
4959 (ix86_can_use_return_insn_p): Update.
4960 (ix86_compute_frame_layout): Update.
4961 (ix86_expand_epilogue): Update.
4962 * config/sh/sh.c (output_stack_adjust): Update.
4963 (calc_live_regs): Update.
4964 (sh_expand_prologue): Update.
4965 (sh_builtin_saveregs): Update.
4966 (sh_va_start): Update.
4967 (initial_elimination_offset): Update.
4968 (sh_allocate_initial_value): Update.
4969 (sh_function_ok_for_sibcall): Update.
4970 (sh_get_pr_initial_val): Update.
4971 * config/sh/sh.md (return expander): Update.
4972 * config/avr/avr.c (frame_pointer_required_p): UPdate.
4973 * config/crx/crx.c (crx_compute_frame): UPdate.
4974 (crx_initial_elimination_offset): UPdate.
4975 * config/xtensa/xtensa.c (compute_frame_size): Update
4976 (xtensa_builtin_saveregs): Update.
4977 (xtensa_va_start): Update.
4978 (order_regs_for_local_alloc): Update.
4979 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
4980 (xstormy16_expand_builtin_va_start): Update.
4981 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
4982 * config/m68hc11/m68hc11.md (return expanders): Update.
4983 * config/m68hc11/m68hc11.c (expand_prologue): Update.
4984 (expand_epilogue): Update.
4985 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
4986 (cris_simple_epilogue): Update.
4987 (cris_expand_prologue): Update.
4988 (cris_expand_epilogue): Update.
4989 * config/iq2000/iq2000.c (iq2000_va_start): Update.
4990 (compute_frame_size): Update.
4991 * config/mt/mt.c (mt_compute_frame_size): Update.
4992 * config/mn10300/mn10300.c (expand_prologue): Update.
4993 (expand_epilogue): Update.
4994 (initial_offset): Update.
4995 (mn10300_builtin_saveregs):
4996 * config/mn10300/mn10300.md (return expander): Update.
4997 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4998 (ia64_initial_elimination_offset): Update.
4999 (ia64_initial_elimination_offset): Update.
5000 (ia64_expand_prologue): Update.
5001 * config/m68k/m68k.md (return expander): Update.
5002 * config/rs6000/rs6000.c (rs6000_va_start): Update.
5003 (rs6000_stack_info): Update.
5004 * config/mcore/mcore.c (layout_mcore_frame): Update.
5005 (mcore_expand_prolog): Update.
5006 * config/arc/arc.c (arc_compute_frame_size): Update.
5007 * config/score/score3.c (score3_compute_frame_size): Update.
5008 * config/score/score7.c (score7_compute_frame_size): Update.
5009 * config/arm/arm.c (use_return_insn): Update.
5010 (thumb_find_work_register): Update.
5011 (arm_compute_save_reg_mask): Update.
5012 (arm_output_function_prologue): Update.
5013 (arm_output_epilogue): Update.
5014 (arm_size_return_regs): Update.
5015 (arm_get_frame_offsets): Update.
5016 (arm_expand_prologue): Update.
5017 (thumb_exit): Update.
5018 (thumb_unexpanded_epilogue): Update.
5019 (thumb1_output_function_prologue): Update.
5020 * config/pa/pa.md (return expander): Update.
5021 * config/pa/pa.c (compute_frame_size): Update.
5022 (hppa_builtin_saveregs): Update.
5023 * config/mips/mips.c (mips_va_start): Update.
5024 (mips16_build_function_stub): Update.
5025 (mips_compute_frame_info): Update.
5026 (mips_restore_gp): Update.
5027 (mips_output_function_prologue): Update.
5028 (mips_expand_prologue): Update.
5029 * config/v850/v850.c (compute_frame_size): Update.
5030 (expand_prologue): * config/mmix/mmix.c (along): update.
5031 (mmix_initial_elimination_offset): update.
5032 (mmix_reorg): update.
5033 (mmix_use_simple_return): update.
5034 (mmix_expand_prologue): update.
5035 (mmix_expand_epilogue): Update.
5036 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
5037 (emit_link_insn): Update.
5039 2008-04-08 Anatoly Sokolov <aesok@post.ru>
5041 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
5042 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
5044 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
5047 2008-04-07 Jan Hubicka <jh@suse.cz>
5049 * function.h (rtl): Rename to x_rtl.
5051 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5052 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5053 used_temp_slots avail_temp_slots, temp_slot_level,
5054 nonlocal_goto_handler_labels): Update accesstors.
5055 (rtl): New global variable.
5056 (struct function): Move some fileds to rtl_data.
5057 (get_arg_pointer_save_area): Update prototype.
5058 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5059 get_arg_pointer_save_area.
5060 * expr.c (init_expr): Update
5061 * function.c (get_frame_size): Update
5062 (assign_stack_local): Update
5063 (expand_function_end): Update.
5064 (get_art_pointer_save_area): Update
5066 * emit-rtl.c (rtl): Declare.
5067 (regno_reg_rtx): Declare.
5068 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5070 (gen_reg_rtx): Update.
5071 * varasm.c (n_deferred_constatns): Update accestor.
5072 (init_varasm_status): Do not allocate varasm_status.
5073 (force_const_mem, get_pool_size, output_constant_pool): Update.
5074 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5075 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5076 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
5077 * sparc/sparc.h (INIT_EXPANDERS): Update.
5078 * ia64/ia64.h (INIT_EXPANDERS): Update.
5080 2008-04-07 James E. Wilson <wilson@tuliptree.org>
5082 * reload.c (push_secondary_reload): Add missing break to for loop.
5084 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5086 PR middle-end/PR28690
5087 * rtlanal.c: Update copyright years.
5088 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
5089 as REG_POINTER and MEM_POINTER operands.
5090 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
5091 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
5092 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
5093 * gcse.c: Update copyright years.
5094 (pre_delete): Call gen_reg_rtx_and_attrs.
5095 (hoist_code): Likewise.
5096 (build_store_vectors): Likewise.
5097 (delete_store): Likewise.
5098 * loop-invariant.c (move_invariant_reg): Likewise.
5099 Update copyright years.
5101 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
5103 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
5104 control string instead of quoted.
5106 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5108 * doc/rtl.texi: Rewrite of subreg section.
5110 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
5113 * config/i386/i386.c (legitimize_pic_address): Add treating
5114 of dllimport SYM_REF's.
5115 (legitimize_dllimport_symbol): Add prototype.
5117 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5119 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
5120 reference in constructor with non self-referential type.
5122 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5124 Removal of Return with Depressed Stack Pointer support
5125 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
5126 (ECF_SP_DEPRESSED): Likewise.
5127 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
5128 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
5129 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5130 (expand_call): Do not test ECF_SP_DEPRESSED.
5131 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5132 * function.c (keep_stack_depressed): Delete.
5133 (handle_epilogue_set): Likewise.
5134 (update_epilogue_consts): Likewise.
5135 (emit_equiv_load): Likewise.
5136 (thread_prologue_and_epilogue_insns): Remove support for Return with
5137 Depressed Stack Pointer.
5138 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5140 2008-04-06 Richard Guenther <rguenther@suse.de>
5142 PR tree-optimization/35400
5143 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
5144 information from SSA_NAMEs.
5146 2008-04-06 Anatoly Sokolov <aesok@post.ru>
5148 * config/avr/avr.h (avr_mega_p): Remove declaration.
5149 (AVR_MEGA): Remove macro.
5150 * config/avr/avr.c (avr_mega_p): Remove variable.
5151 (avr_override_options): Remove inicializion of avr_mega_p.
5152 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5153 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5154 (avr_jump_mode): (Ditto.).
5155 (avr_output_progmem_section_asm_op): (Ditto.).
5156 (avr_asm_init_sections): (Ditto.).
5157 (avr_asm_init_sections): (Ditto.).
5158 (avr_rtx_costs): (Ditto.).
5159 * config/avr/avr.md: (Ditto.).
5160 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
5163 2008-04-06 Richard Guenther <rguenther@suse.de>
5165 PR tree-optimization/35842
5166 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
5167 is_gimple_invariant_address.
5169 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5171 * gcc.c (default_compilers): Sync Fortran extensions list with
5172 that in fortran/lang-specs.h.
5173 * doc/invoke.texi: Likewise.
5174 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
5175 * dwarf2out.c (gen_compile_unit_die): Likewise.
5177 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
5179 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
5181 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
5184 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
5185 attribute is used for nested functions.
5187 2008-04-05 Jan Hubicka <jh@suse.cz>
5189 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
5191 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
5193 (dump_files): Update.
5194 (enable_rtl_dump_file): Do not accept letter argument.
5195 * tree-pass.h (dump_file_info): Remove letter argument.
5196 * toplev.c (decode_d_option): Update -da handling.
5197 * toplev.h (enable_rtl_dump_file): Update prototype.
5198 * passes.c (register_one_dump_file): Do not accept IPA argument; work
5199 it out based on pass type.
5200 (register_dump_files_1): Likewise.
5201 (init_optimization_passes): Update register_one_dump_file calls.
5202 (execute_one_pass): Sanity check that IPA passes are called at IPA
5203 level and RTL passes at RTL level.
5204 (execute_pass_list): IPA pass can not be after or subpass of
5206 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
5207 disallov RTL subpasses of IPA subpasses.
5209 2008-04-05 Ben Elliston <bje@au.ibm.com>
5211 * tree-cfg.c (need_fake_edge_p): Return false for calls to
5212 builtins that return exactly once and do not throw. Cache call to
5215 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
5217 PR rtl-optimization/34916
5219 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
5220 between instruction pairs.
5222 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
5224 * doc/invoke.texi: Document -mbitops for SH.
5225 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
5226 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
5227 * config/sh/sh.c (print_operand): Add %t operand code.
5228 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
5229 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
5230 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
5231 (extendqihi2): Likewise.
5232 (movqi_i): Likewise.
5233 (insv): Use bset, bclr and bst instructions for SH2A if possible.
5234 (extv): Use bld instruction for SH2A if possible.
5236 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
5237 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
5238 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
5239 (bset.b, bclr.b): Define peepholes.
5240 * config/sh/sh.opt (mbitops): New option.
5242 2008-04-04 Janis Johnson <janis187@us.ibm.com>
5245 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
5246 and view convert expression.
5248 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5251 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
5253 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
5255 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
5257 * config/i386/cpuid.h (bit_AES): New.
5258 (bit_PCLMUL): Likewise.
5260 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
5261 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
5262 SSE2 if AES or PCLMUL is enabled.
5263 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
5264 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5265 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
5266 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
5267 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
5268 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
5269 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5270 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
5271 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
5272 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
5273 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
5274 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
5275 __builtin_ia32_aeskeygenassist128 and
5276 __builtin_ia32_pclmulqdq128.
5277 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
5278 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
5279 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
5281 * config/i386/i386.h (TARGET_AES): New.
5282 (TARGET_PCLMUL): Likewise.
5283 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
5285 * config/i386/i386.md (UNSPEC_AESENC): New.
5286 (UNSPEC_AESENCLAST): Likewise.
5287 (UNSPEC_AESDEC): Likewise.
5288 (UNSPEC_AESDECLAST): Likewise.
5289 (UNSPEC_AESIMC): Likewise.
5290 (UNSPEC_AESKEYGENASSIST): Likewise.
5291 (UNSPEC_PCLMUL): Likewise.
5293 * config/i386/i386.opt (maes): New.
5294 (mpclmul): Likewise.
5296 * config/i386/sse.md (aesenc): New pattern.
5297 (aesenclast): Likewise.
5299 (aesdeclast): Likewise.
5301 (aeskeygenassist): Likewise.
5302 (pclmulqdq): Likewise.
5304 * config/i386/wmmintrin.h: New.
5306 * doc/extend.texi: Document AES and PCLMUL built-in function.
5308 * doc/invoke.texi: Document -maes and -mpclmul.
5310 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
5312 * function.c (free_after_parsing): Replace with
5313 cxx_push_function_context from C++ front-end.
5314 (allocate_struct_function): Don't call langhook.
5315 * langhooks.h (struct lang_hooks_for_functions): Delete.
5316 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
5318 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
5319 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
5320 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
5321 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
5322 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
5323 remove LANG_HOOKS_FUNCTION_INITIALIZER.
5324 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
5326 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
5327 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
5329 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5332 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
5335 2008-04-04 Richard Guenther <rguenther@suse.de>
5338 * fold-const.c (optimize_minmax_comparison): Use the correct
5339 type for the constant in the simplified comparison.
5341 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
5343 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
5344 Pass L2 size as "--param l2-cache-size" to the compiler.
5345 (decode_l2_cache): New function to decode L2 cache parameters using
5346 0x8000006 extended cpuid function.
5347 (detect_caches_amd): Determine parameters of L2 cache using
5348 decode_l2_caches function.
5349 (decode_caches_intel): Decode L2 cache parameters.
5350 (detect_caches_intel): Determine L2 cache parameters using
5351 decode_caches_intel and decode_l2_caches functions.
5353 2008-04-03 Bob Wilson <bob.wilson@acm.org>
5355 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
5356 secondary input reload for subword loads from the constant pool.
5358 2008-04-03 Janis Johnson <janis187@us.ibm.com>
5361 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
5362 constants of the appropriate size for runtime calculations.
5365 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
5366 decimal-float literal constant zero.
5368 2008-04-03 Jakub Jelinek <jakub@redhat.com>
5371 * c-parser.c (c_parser_omp_atomic): Call
5372 default_function_array_conversion on the RHS.
5375 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
5376 call is_variable_sized if decl has incomplete type.
5378 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
5380 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
5382 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
5384 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
5386 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
5387 (sgt<u>): Merge sgt and sgtu into new expander.
5388 (sgt, sgtu): Remove expanders.
5389 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
5390 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
5391 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
5392 *sgtu_<mode>_mips16 into new pattern.
5393 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
5394 (sge<u>): Merge sge and sgeu into new expander.
5395 (sge, sgeu): Remove expanders.
5396 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
5398 (*sge_<mode>, second *sge_<mode>): Remove patterns.
5399 (slt<u>): Merge slt and sltu into new expander.
5400 (slt, sltu): Remove expanders.
5401 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
5402 (*slt_<mode>, *sltu_<mode>): Remove patterns.
5403 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
5404 *sltu_<mode>_mips16 into new pattern.
5405 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
5406 (sle<u>): Merge sle and sleu into new expander.
5407 (sle, sleu): Remove expanders.
5408 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
5409 (*sle_<mode>, *sleu_<mode>): Remove patterns.
5410 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
5411 *sleu_<mode>_mips16 into new pattern.
5412 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
5414 2008-04-03 Jan Hubicka <jh@suse.cz>
5416 PR tree-optimization/35795
5417 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
5418 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5419 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5420 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5421 * score/score3.c (score3_output_mi_thunk): Likewise.
5422 * score/score7.c (score7_output_mi_thunk): Likewise.
5423 * mips/mips.c (mips_output_mi_thunk): Likewise.
5425 2008-04-03 Richard Guenther <rguenther@suse.de>
5427 * tree-vrp.c (extract_range_from_unary_expr): Handle all
5428 conversions. Simplify code.
5430 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
5432 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
5434 2008-04-03 Tom Tromey <tromey@redhat.com>
5435 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5437 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5438 * config/bfin/t-bfin-linux (generated_files): Add
5439 linux-sysroot-suffix.h.
5440 * doc/install.texi (Prerequisites): Require make 3.80.
5441 * doc/sourcebuild.texi (Front End Directory): Document new
5443 * Makefile.in (generated_files): New variable.
5444 (ALL_HOST_OBJS): New variable.
5445 ($(ALL_HOST_OBJS)): New target.
5447 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
5449 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
5450 (remap_block): Call id->transform_lang_insert_block instead
5452 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
5453 Set id.transform_lang_insert_block to NULL.
5454 (clone_body): Move to cp/optimize.c
5455 * tree-inline.h (struct copy_body_data): Change
5456 transform_lang_insert_block to function pointer.
5457 (copy_generic_body, copy_decl_no_change): Export.
5458 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
5459 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
5460 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
5462 * c-tree.h (insert_block): Kill.
5463 * c-decl.c (insert_block): Kill.
5465 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
5467 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5468 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
5469 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
5471 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
5472 argument, call {push,pop}_function_context from here.
5473 * c-parser.c: Use c_{push,pop}_function_context.
5475 * function.c (push_function_context_to): Move meat ...
5476 (push_function_context): ... here. Simplify.
5477 * function.c (pop_function_context_from): Move meat ...
5478 (pop_function_context): ... here. Simplify.
5479 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
5481 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5482 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
5483 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
5484 * tree.h (push_function_context_to, pop_function_context_from): Remove.
5486 2008-04-03 Ben Elliston <bje@au.ibm.com>
5488 * expmed.c (extract_force_align_mem_bit_field): Remove.
5490 2008-04-03 Richard Guenther <rguenther@suse.de>
5493 * expr.h (try_casesi): Adjust prototype.
5494 * expr.c (try_casesi): Take fallback label as extra parameter.
5495 Use that for gen_casesi if default_label is NULL.
5496 * stmt.c (expand_case): Pass fallback label to try_casesi,
5497 make sure to fill gaps with a fallback label if default_label
5500 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
5503 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
5505 2008-04-03 Ben Elliston <bje@au.ibm.com>
5507 * expmed.c (extract_split_bit_field): Remove if (0) code.
5508 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
5509 (do_ds_constraint): Likewise.
5511 2008-04-02 Joseph Myers <joseph@codesourcery.com>
5513 * doc/cppopts.texi (-dU): Document.
5514 * c-common.h (flag_dump_macros): Update comment.
5515 * c-opts.c (handle_OPT_d): Handle -dU.
5516 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
5517 dump_queued_macros, cb_used_define, cb_used_undef): New.
5518 (init_pp_output): Handle -dU.
5519 (cb_line_change): Call dump_queued_macros.
5520 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
5522 2008-04-02 Anatoly Sokolov <aesok@post.ru>
5524 * config/avr/predicates.md (io_address_operand): New predicate.
5525 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
5526 * config/avr/avr.c (avr_io_address_p): Remove function.
5527 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
5528 'avr_io_address_p' function.
5529 (out_movhi_r_mr): (Ditto.).
5530 (out_movqi_mr_r): (Ditto.).
5531 (out_movhi_mr_r): (Ditto.).
5532 (avr_address_cost): (Ditto.).
5534 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
5536 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
5537 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
5538 in 32bit mode when XMM registers are available to avoid store
5540 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
5541 corresponding post-reload splitters.
5543 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5545 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
5546 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
5547 __builtin_ia32_roundss.
5548 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
5549 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
5550 __builtin_ia32_roundss.
5551 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
5552 IX86_BUILTIN_SHUFPD here.
5554 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5556 * config/i386/i386.md (plogic): New.
5557 (plogicprefix): Likewise.
5559 * config/i386/mmx.md (mmx_<code><mode>3): New.
5560 (mmx_and<mode>3): Removed.
5561 (mmx_ior<mode>3): Likewise.
5562 (mmx_xor<mode>3): Likewise.
5564 * config/i386/sse.md (<code><mode>3): New.
5565 (*<code><mode>3): Likewise.
5566 (*<code><mode>3): Likewise.
5567 (<code><mode>3): Likewise.
5568 (*sse_<code><mode>3): Likewise.
5569 (*sse2_<code><mode>3): Likewise.
5570 (<code>tf3): Likewise.
5571 (*<code>tf3): Likewise.
5572 (and<mode>3): Likewise.
5573 (*and<mode>3): Likewise.
5574 (ior<mode>3): Removed.
5575 (*ior<mode>3): Likewise.
5576 (xor<mode>3): Likewise.
5577 (*xor<mode>3): Likewise.
5578 (*and<mode>3): Likewise.
5579 (*ior<mode>3): Likewise.
5580 (*xor<mode>3): Likewise.
5581 (and<mode>3): Likewise.
5582 (*sse_and<mode>3): Likewise.
5583 (*sse2_and<mode>3): Likewise.
5585 (*andtf3): Likewise.
5586 (ior<mode>3): Likewise.
5587 (*sse_ior<mode>3): Likewise.
5588 (*sse2_ior<mode>3): Likewise.
5590 (*iortf3): Likewise.
5591 (xor<mode>3): Likewise.
5592 (*sse_xor<mode>3): Likewise.
5593 (*sse2_xor<mode>3): Likewise.
5595 (*xortf3): Likewise.
5597 2008-04-02 Richard Guenther <rguenther@suse.de>
5599 PR tree-optimization/14495
5600 PR tree-optimization/34793
5601 * tree-vrp.c (struct switch_update): New structure.
5602 (to_remove_edges, to_update_switch_stmts): New VECs.
5603 (simplify_switch_using_ranges): New function. Remove not taken
5604 case labels and edges.
5605 (simplify_stmt_using_ranges): Call it.
5606 (identify_jump_threads): Mark edges we have queued for removal
5607 so we don't thread them.
5608 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
5610 * tree-cfg.c (group_case_labels): Deal with missing default label.
5611 (tree_verify_flow_info): Allow missing default label.
5612 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
5613 (emit_case_nodes): Likewise.
5614 (expand_case): Do not rely on the default label to be present.
5615 * expr.c (try_casesi): Deal with NULL default_label.
5616 (do_tablejump): Likewise.
5618 2008-04-02 Richard Guenther <rguenther@suse.de>
5620 PR tree-optimization/14495
5621 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
5622 SWITCH_EXPR here ...
5623 (vrp_visit_switch_stmt): ... but here (new function).
5624 (find_case_label_index): New helper function.
5625 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
5627 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5629 * fwprop.c: Fix ISO-C99ism.
5631 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5634 * Makefile.in (objdir): Set it here.
5635 * configure.ac: Not here. Find dynamic linker characteristics.
5636 * exec-tool.in: Use them.
5637 * aclocal.m4: Regenerate.
5638 * configure: Regenerate.
5640 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5642 * expr.c (expand_var): Delete it.
5643 * expr.h (expand_var): Delete prototype.
5644 * function.c (expand_function_start): Use expand_decl instead.
5645 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
5648 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
5650 PR rtl-optimization/35542
5651 * fwprop.c (forward_propagate_and_simplify): Replace
5652 loc_reg_mentioned_in_p with reg_mentioned_p.
5654 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5656 PR rtl-optimization/35281
5657 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
5658 (propagate_rtx_1): Handle PR_HANDLE_MEM.
5659 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
5660 (varying_mem_p): Move above propagate_rtx.
5661 (all_uses_available_at): Do not check MEMs.
5663 2008-04-02 Rafael Espindola <espindola@google.com>
5665 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
5666 (register_edge_assert_for_2): Split the cond argument.
5667 (register_edge_assert_for_1): Adjust for the change in
5668 register_edge_assert_for_2.
5669 (register_edge_assert_for): Split the cond argument.
5670 (find_switch_asserts): Adjust for the change in
5671 register_edge_assert_for.
5673 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
5675 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
5676 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
5677 offsets for 64-bit mingw.
5678 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
5679 abi for x86_64-pc-mingw.
5681 2008-04-02 Richard Guenther <rguenther@suse.de>
5683 * tree-vrp.c (extract_range_from_assert): Make sure to not
5684 produce range min/max with TREE_OVERFOW set.
5685 If merging a anti-range and a range keep the anti-range if
5686 the range covers all values of the type.
5687 (register_edge_assert_for_2): Only allow sign-changing
5688 conversions in detecting canonical range checks. Also
5689 register an assert for the unsigned name if useful.
5691 PR tree-optimization/35787
5692 * tree-vrp.c (vrp_val_max): New function.
5693 (vrp_val_min): Likewise.
5694 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
5695 (vrp_val_is_min): Likewise.
5696 (supports_overflow_infinity): Use vrp_val_{min,max}.
5697 (negative_overflow_infinity): Likewise.
5698 (positive_overflow_infinity): Likewise.
5699 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
5700 (is_positive_overflow_infinity): Likewise.
5701 (is_overflow_infinity): Likewise.
5702 (avoid_overflow_infinity): Use vrp_val_{min,max} and
5703 vrp_val_is_{min,max}.
5704 (set_and_canonicalize_value_range): Canonicalize anti-ranges
5705 to ranges if possible. Avoid empty ranges.
5707 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5710 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
5711 the expression is a function address.
5713 2008-04-01 George Helffrich <george@gcc.gnu.org>
5715 PR fortran/35154, fortran/23057
5716 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
5717 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
5718 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
5719 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
5721 (dbxout_syms): Check for COMMON-based symbol and wrap in
5722 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
5723 in bracket for efficiency.
5725 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
5726 using DW_TAG_common_block + member offset.
5727 (add_pubname_string): New function.
5728 (dw_expand_expr): New function to find block name and offset for
5730 (common_check): New function to check whether symbol in Fortran COMMON.
5731 (gen_variable_die): If COMMON, use DW_TAG_common_block.
5733 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
5736 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
5738 2008-04-02 Ben Elliston <bje@au.ibm.com>
5740 * config/v850/v850.md (casesi): Remove if (0) code.
5741 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5742 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
5744 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
5746 * config/i386/i386.md (rex64suffix): New mode attribute.
5747 (floathi<mode>2): Disable expander for SSE math.
5748 (*floathi<mode>2_1): New insn insn_and_split pattern.
5749 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
5750 corresponding post-reload splitters.
5751 (*floathi<mode>2_i387): New macroized insn pattern.
5752 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
5753 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
5754 insn_and_split pattern.
5755 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
5756 New macroized instruction patterns and corresponding post-reload
5758 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
5759 and corresponding post-reload splitters.
5760 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
5761 New macroized instruction patterns.
5762 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
5763 macroized instruction patterns and corresponding post-reload splitters.
5764 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
5765 corresponding post-reload splitters.
5766 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
5767 New macroized instruction patterns.
5768 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
5769 corresponding post-reload splitters.
5770 (*floatsi<mode>2_i387): New macroized instruction patterns.
5772 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
5774 * config/i386/i386.md (smaxmin): New.
5775 (umaxmin): Likewise.
5776 (maxminiprefix): Likewise.
5777 (maxminfprefix): Likewise.
5778 (<code><mode>3): Likewise.
5779 (smin<mode>3): Removed.
5780 (smax<mode>3): Likewise.
5782 * config/i386/mmx.md (mmx_<code>v2sf3): New.
5783 (mmx_<code>v4hi3): Likewise.
5784 (mmx_<code>v8qi3): Likewise.
5785 (mmx_smaxv2sf3): Removed.
5786 (mmx_sminv2sf3): Likewise.
5787 (mmx_umaxv8qi3): Likewise.
5788 (mmx_smaxv4hi3): Likewise.
5789 (mmx_uminv8qi3): Likewise.
5790 (mmx_sminv4hi3): Likewise.
5792 * config/i386/sse.md (<addsub><mode>3): New.
5793 (*<addsub><mode>3): Likewise.
5794 (<sse>_vm<addsub><mode>3): Likewise.
5795 (<maxmin><mode>3): Likewise.
5796 (*<maxmin><mode>3_finite): Likewise.
5797 (*<maxmin><mode>3): Likewise.
5798 (<sse>_vm<maxmin><mode>3): Likewise.
5799 (sse3_h<addsub>v4sf3): Likewise.
5800 (sse3_h<addsub>v2df3): Likewise.
5801 (<maxmin>v16qi3): Likewise.
5802 (*<maxmin>v16qi3): Likewise.
5803 (<maxmin>v8hi3): Likewise.
5804 (*<maxmin>v8hi3): Likewise.
5805 (*sse4_1_<maxmin><mode>3): Likewise.
5806 (*sse4_1_<maxmin><mode>3): Likewise.
5807 (add<mode>3): Removed.
5808 (*add<mode>3): Likewise.
5809 (<sse>_vmadd<mode>3): Likewise.
5810 (sub<mode>3): Likewise.
5811 (*sub<mode>3): Likewise.
5812 (<sse>_vmsub<mode>3): Likewise.
5813 (smin<mode>3): Likewise.
5814 (*smin<mode>3_finite): Likewise.
5815 (*smin<mode>3): Likewise.
5816 (<sse>_vmsmin<mode>3): Likewise.
5817 (smax<mode>3): Likewise.
5818 (*smax<mode>3_finite): Likewise.
5819 (*smax<mode>3): Likewise.
5820 (<sse>_vmsmax<mode>3): Likewise.
5821 (sse3_haddv4sf3): Likewise.
5822 (sse3_haddv2df3): Likewise.
5823 (sse3_hsubv4sf3): Likewise.
5824 (sse3_hsubv2df3): Likewise.
5825 (umaxv16qi3): Likewise.
5826 (*umaxv16qi3): Likewise.
5827 (smaxv8hi3): Likewise.
5828 (*smaxv8hi3): Likewise.
5829 (*sse4_1_smax<mode>3): Likewise.
5830 (*sse4_1_umax<mode>3): Likewise.
5831 (uminv16qi3): Likewise.
5832 (*uminv16qi3): Likewise.
5833 (sminv8hi3): Likewise.
5834 (*sminv8hi3): Likewise.
5835 (*sse4_1_smin<mode>3): Likewise.
5836 (*sse4_1_umin<mode>3): Likewise.
5838 2008-04-01 Rafael Espindola <espindola@google.com>
5840 * tree-cfg.c (verify_expr): remove in_phi.
5841 (verify_stmt): Don't call walk_tree with verify_expr. Use
5842 is_gimple_min_invariant instead of is_gimple_val.
5844 2008-04-01 Joseph Myers <joseph@codesourcery.com>
5846 * doc/include/gpl_v3.texi: Update for manpage generation.
5847 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
5849 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
5850 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
5851 gpl_v3.texi instead of gpl.texi.
5854 2008-04-01 Jakub Jelinek <jakub@redhat.com>
5857 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
5859 2008-04-01 Rafael Espindola <espindola@google.com>
5861 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
5862 (extract_code_and_val_from_cond): Use
5863 extract_code_and_val_from_cond_with_ops.
5865 2008-04-01 Jan Hubicka <jh@suse.cz>
5867 * function.c (free_after_compilation): Free epilogue_delay_list.
5868 (prepare_function_start): Assert that previous compilation was freed.
5870 2008-04-01 Jan Hubicka <jh@suse.cz>
5871 Jim Wilson <wilson@tuliptree.org>
5872 Andreas Tobler <andreast@gcc.gnu.org>
5875 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
5876 rtl.emit instead cfun->emit.
5877 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
5878 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
5880 2008-04-01 Ben Elliston <bje@au.ibm.com>
5882 * doc/c-tree.texi (Function Basics): Fix grammatical error.
5884 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
5886 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
5888 (fprofile-use): Add var flag_profile_use
5889 * coverage.c (coverage_begin_output): Do not open a gcno file for
5890 output only if -ftest-coverage is set.
5891 Do not add getpwd() to gcda file path.
5892 (build_gcov_info): Check the new flag
5893 flag_profile_datafile_relative_path.
5894 (coverage_init): Use profile_data_prefix.
5895 Read profile counter only if flag_profile_use is set.
5896 * opts.c (common_handle_option): New option fprofile-use=,
5897 fprofile-dir=, fprofile-generate=.
5898 * toplev.c (profile_data_prefix): New variable definition.
5899 * toplev.h (profile_data_prefix): New declaration.
5900 * doc/invoke.tex (Option Summary, Optimization Options):
5903 2008-03-31 James E. Wilson <wilson@tuliptree.org>
5905 * varasm.c (output_constant_pool_1): In LABEL_REF check,
5906 use tmp consistently.
5909 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
5910 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5911 UNSPEC_FR_RECIP_APPROX_RES.
5912 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
5914 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
5917 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
5919 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5922 * fold-const.c (fold_indirect_ref_1): Support accessing non first
5923 element of the vector via a pointer.
5925 2008-03-31 Ian Lance Taylor <iant@google.com>
5927 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
5929 2008-03-31 Jan Hubicka <jh@suse.cz>
5931 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5932 get_arg_pointer_save_area.
5933 * expr.c (init_expr): Just clear out rtl.expr.
5934 * function.c (free_after_compilation): Clear out whole RTL structure.
5935 (get_func_frame_size): Merge into ...
5936 (get_frame_size): ... this one.
5937 (assign_stack_local_1): Merge into ...
5938 (assign_stack_local): ... this one.
5939 (expand_function_end): Update call of get_arg_pointer_save_area.
5940 (get_art_pointer_save_area): Remove cfun argument.
5941 * function.h (emit_status): regno_pointer_align does not need length
5942 attribute. Move x_regno_reg_rtx to ...
5943 (regno_reg_rtx): ... new global array.
5944 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
5945 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
5946 apply_args_value, forced_labels, stack_pointer_delta):
5948 (struct varasm_status): Move here from varasm.c
5949 (struct rtl_data): New. Move here some fields from struct function.
5950 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5951 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5952 used_temp_slots avail_temp_slots, temp_slot_level,
5953 nonlocal_goto_handler_labels): Update accesstors.
5954 (rtl): New global variable.
5955 (struct function): Move some fileds to rtl_data.
5956 (get_arg_pointer_save_area): Update prototype.
5957 * emit-rtl.c (rtl): Declare.
5958 (regno_reg_rtx): Declare.
5959 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5961 (gen_reg_rtx): Update.
5962 (init_virtual_regs): Do not tate emit_status argument.
5963 (init_emit): Do not allocate emit.
5964 * varasm.c (varasm_statuc): Move to function.h.
5965 (n_deferred_constatns): Update accestor.
5966 (init_varasm_status): Do not allocate varasm_status.
5967 (force_const_mem, get_pool_size, output_constant_pool): Update.
5968 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5969 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5971 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
5973 PR rtl-optimization/35729
5974 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
5977 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
5980 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
5981 load/store if memory is unaligned.
5982 (*movti_rex64): Likewise.
5984 * config/i386/predicates.md (misaligned_operand): New.
5986 2008-03-31 Andrew Pinski <pinskia@gmail.com>
5989 * tree-ssa-phiopt.c (conditional_replacement): Return early for
5992 2008-03-31 Jan Beulich <jbeulich@novell.com>
5994 * config/ia64/constraints.md: Add 'j' constraint.
5995 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
5996 (movdi_internal): Likewise.
5998 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
6001 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
6003 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
6006 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
6007 proper error message for the third argument on blendpd and
6010 * config/i386/sse.md (blendbits): New.
6011 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
6013 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
6015 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
6017 2008-03-30 Richard Guenther <rguenther@suse.de>
6020 * fold-const.c (fold_sign_changed_comparison): Do leave
6021 conversions to base-types alone.
6023 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6025 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
6026 the link register if one altivec register is be saved.
6028 2008-03-30 Ben Elliston <bje@au.ibm.com>
6030 * final.c (final_scan_insn): Remove if (0) code.
6032 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
6034 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
6036 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
6038 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
6039 of V4SFmode to ix86_binary_operator_ok.
6041 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
6043 * config/i386/i386.c (override_options): Initialize
6044 ix86_veclib_handler to ix86_veclibabi_svml when
6045 -mveclibabi=svml is used.
6046 (ix86_veclibabi_svml): New function for SVML ABI style
6047 vectorization support.
6048 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
6050 2008-03-28 Rafael Espindola <espindola@google.com>
6052 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
6053 (tree_binary_nonnegative_warnv_p): Make it public.
6054 (tree_single_nonnegative_warnv_p): Make it public.
6055 (tree_invalid_nonnegative_warnv_p): Make it public.
6056 (tree_unary_nonzero_warnv_p): Make it public.
6057 (tree_binary_nonzero_warnv_p): Make it public
6058 (tree_single_nonzero_warnv_p): Make it public.
6059 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
6060 (extract_range_from_binary_expr): Split the expr argument.
6061 (extract_range_from_unary_expr): Split the expr argument.
6062 (extract_range_from_comparison): Split the expr argument.
6063 (extract_range_from_expr): Use the new aux functions.
6064 (vrp_evaluate_conditional_warnv): Use
6065 vrp_evaluate_conditional_warnv_with_ops.
6066 * tree.h (tree_unary_nonzero_warnv_p): Declare.
6067 (tree_binary_nonzero_warnv_p): Declare.
6068 (tree_single_nonzero_warnv_p): Declare.
6069 (tree_expr_nonzero_warnv_p): Declare.
6070 (tree_unary_nonnegative_warnv_p): Declare.
6071 (tree_binary_nonnegative_warnv_p): Declare.
6072 (tree_single_nonnegative_warnv_p): Declare.
6073 (tree_invalid_nonnegative_warnv_p): Declare.
6075 2008-03-28 Richard Guenther <rguenther@suse.de>
6077 PR tree-optimization/30317
6078 PR tree-optimization/30911
6079 PR tree-optimization/34793
6080 * tree-vrp.c (set_and_canonicalize_value_range): New function.
6081 (struct assert_locus_d): New member EXPR.
6082 (register_new_assert_for): Add EXPR parameter to support
6083 ASSERT_EXPR <name, expr OP limit>.
6084 (register_edge_assert_for_1): Adjust callers.
6085 (find_assert_locations): Likewise.
6086 (process_assert_insertions_for): Build condition from expression.
6087 (extract_range_from_assert): Handle ASSERT_EXPRs
6088 of the form ASSERT_EXPR <name, expr OP limit>.
6089 (register_edge_assert_for_2): New helper registering
6090 asserts for comparisons. Recognize range tests of the form
6091 (unsigned)i - CST1 OP CST2.
6092 (register_edge_assert_for_1): Use it.
6093 (register_edge_assert_for): Likewise.
6094 (needs_overflow_infinity): Integer sub-types
6095 do not need overflow infinities.
6096 (vrp_val_is_max): The extreme values of integer sub-types
6097 are those of the base type.
6098 (vrp_val_is_min): Likewise.
6099 * tree.def (ASSERT_EXPR): Document extra allowed conditional
6102 2008-03-28 Nick Clifton <nickc@redhat.com>
6105 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6106 Return GENERAL_REGS for stack adjustment reloads.
6108 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6111 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
6112 const_vector when all the vectors are constant.
6114 2008-03-27 Bob Wilson <bob.wilson@acm.org>
6116 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
6118 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
6119 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
6121 (s<code>_sf): Use new scc_sf attribute for opcode names.
6123 2008-03-27 Tom Tromey <tromey@redhat.com>
6125 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
6126 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
6127 config/spu/t-spu-elf, config/i386/t-interix,
6128 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
6129 config/i386/x-darwin, config/i386/x-mingw32,
6130 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
6131 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
6132 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
6133 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
6134 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
6135 config/rs6000/x-darwin, config/rs6000/t-rs6000,
6136 config/score/t-score-elf, config/arm/t-strongarm-pe,
6137 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
6138 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
6139 Revert automatic dependency patch.
6141 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
6144 * config/i386/i386.c (ix86_function_arg_boundary): Align
6145 decimal floating point to its natural boundary.
6147 2008-03-27 Richard Guenther <rguenther@suse.de>
6150 * fold-const.c (fold_comparison): Restrict distinct decl
6151 comparison folding to VAR_DECLs and PARM_DECLs. Do not
6152 solely rely on operand_equal_p.
6154 2008-03-27 Richard Guenther <rguenther@suse.de>
6157 * c-common.c (handle_weak_attribute): Reject combination of
6160 2008-03-27 Richard Guenther <rguenther@suse.de>
6162 PR tree-optimization/32810
6163 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
6164 conversions from DECL_INITIAL.
6165 (fold_const_aggregate_ref): Likewise from constructor elements.
6167 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
6169 * tree-affine.h (aff_combination_expand): Declare.
6170 (get_inner_reference_aff): Likewise.
6171 * tree-affine.c (aff_combination_expand): Split out from
6172 tree_to_aff_combination_expand.
6173 (get_inner_reference_aff): New function.
6174 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
6175 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
6176 (struct lim_aux_data): sm_done field removed.
6177 (mem_ref_loc_p, mem_ref_locs_p): New types.
6178 (struct mem_ref): Added id, stored, accesses_in_loop,
6179 indep_loop, dep_loop, indep_ref, dep_ref fields.
6180 Removed is_stored, locs and next fields.
6181 (memory_accesses): New variable.
6182 (movement_possibility): Do not allow moving statements
6183 that store to memory.
6184 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
6186 (determine_max_movement): For statements with memory references,
6187 find the outermost loop in that the reference is independent.
6188 (move_computations_stmt): Mark the virtual operands for renaming.
6189 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
6190 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
6191 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
6192 add_vop_ref_mapping, create_vop_ref_mapping_loop,
6193 create_vop_ref_mapping, analyze_memory_references,
6194 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
6195 get_all_locs_in_loop, ref_always_accessed_p,
6196 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
6197 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
6198 store_motion_loop, store_motion): New functions.
6199 (struct vop_to_refs_elt): New type.
6200 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
6201 memref_hash, memref_eq, hoist_memory_references): Rewritten.
6202 (schedule_sm): Replaced by...
6203 (execute_sm): ... this.
6204 (determine_lsm_ref, hoist_memory_references,
6205 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
6206 find_more_ref_vops, free_mem_ref, free_mem_refs,
6207 determine_lsm_loop, determine_lsm): Removed.
6208 (tree_ssa_lim_finalize): Free data structures used by store motion.
6209 (tree_ssa_lim): Call analyze_memory_references. Use
6210 store_motion instead of determine_lsm.
6212 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6214 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
6215 rename tmake_file to m68hc11/t-m68hc11.
6216 (mcore): Set inhibit_libc to true.
6217 * config.host (alpha*-dec-*vms*): Set extra_programs.
6218 (interix3*): Don't use host_xmake_file.
6219 * configure.ac: Let config.gcc override inhibit_libc.
6220 * configure: Regenerate.
6222 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
6223 * config/t-openbsd-thread: Remove commented out lines.
6225 * config/x-interix: Remove.
6227 * config/m68hc11/t-m68hc11-gas: Rename to...
6228 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
6230 * config/mcore/t-mcore: Remove T_CFLAGS.
6231 * config/mcore/t-mcore-pe: Likewise.
6233 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6235 * configure.ac: Replace custom __GNU_SOURCE test with
6236 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
6237 * aclocal.m4: Regenerate.
6238 * configure: Regenerate.
6239 * config.in: Regenerate.
6241 2008-03-27 Richard Guenther <rguenther@suse.de>
6243 * fold-const.c (target.h): Include.
6244 (fold_comparison): Fold comparison of addresses of decls
6245 that bind locally or of constants. Consolidate address folding code.
6246 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
6247 results from fold_binary_to_constant.
6248 (compare_values_warnv): Likewise.
6250 2008-03-27 Andrew Pinski <pinskia@gmail.com>
6253 * fold-const.c (fold_truthop): Check for integeral types when folding
6254 a == 0 && b == 0 and a != 0 || b != 0 .
6256 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
6258 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
6260 2008-03-26 Andreas Schwab <schwab@suse.de>
6262 * doc/invoke.texi: Fix use of @item vs. @itemx.
6264 2008-03-26 Tom Tromey <tromey@redhat.com>
6266 * Makefile.in (build/gensupport.o, build/print-rtl.o,
6267 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
6268 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
6269 build/gencodes.o, build/genconditions.o, build/genconfig.o,
6270 build/genconstants.o, build/genemit.o, build/genextract.o,
6271 build/genflags.o, build/genmddeps.o, build/genopinit.o,
6272 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
6275 2008-03-26 Richard Guenther <rguenther@suse.de>
6278 2008-03-26 Richard Guenther <rguenther@suse.de>
6280 * fold-const.c (target.h): Include.
6281 (fold_comparison): Fold comparison of addresses of two decls
6282 that bind locally. Consolidate address folding code.
6284 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6286 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
6287 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
6288 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
6289 dconstsqrt2, dconstthird, dconste and/or dconst10.
6290 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
6291 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
6292 dconstsqrt2, dconste): Delete.
6293 (init_emit_once): Likewise. Simplify initializing dconstm1.
6295 * real.c (get_real_const): New.
6296 * real.h (dconst3, dconst10, dconstm2, dconstthird,
6297 dconstsqrt2, dconste): Delete.
6298 (real_value_const, get_real_const): New.
6300 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
6302 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
6304 * config/i386/i386.c (ix86_function_arg_boundary): Check
6305 BIGGEST_ALIGNMENT instead of 128.
6306 (setup_incoming_varargs_64): Likewise.
6308 2008-03-26 Tom Tromey <tromey@redhat.com>
6310 * Makefile.in (DEPFILES): Add missing '/'.
6312 2008-03-26 Richard Guenther <rguenther@suse.de>
6314 * fold-const.c (target.h): Include.
6315 (fold_comparison): Fold comparison of addresses of two decls
6316 that bind locally. Consolidate address folding code.
6318 2008-03-26 Nick Clifton <nickc@redhat.com>
6321 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
6322 not allow INT+INT as a legitimate addressing mode.
6324 2008-03-26 Richard Guenther <rguenther@suse.de>
6326 * tree-flow.h (widen_bitfield): Remove declaration.
6327 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
6328 (widen_bitfield): Remove function.
6329 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
6332 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6335 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
6338 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
6340 PR rtl-optimization/35232
6341 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
6342 (forget_old_reloads_1, forget_marked_reloads): Don't clear
6343 reg_reloaded_call_part_clobbered here.
6344 (reload_regs_reach_end_p): New function.
6345 (reload_reg_rtx_for_input): New variable.
6346 (reload_reg_rtx_for_output): Likewise.
6347 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
6348 when reassigning a pseudo register. Load reloadreg from
6349 reload_reg_rtx_for_input, moving the mode and register
6351 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
6352 instead of the original when deciding whether an input reload
6353 would be a no-op or whether an output reload can be deleted.
6354 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
6355 when setting up new_spill_reg_store. Load it from
6356 reload_reg_rtx_for_output, moving the mode and register
6358 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
6359 instead of the original when deciding whether an output reload
6360 would be a no-op. Do the same when modifying insn notes.
6361 Use rtx_equal_p instead of == to compare the registers.
6362 (inherit_piecemeal_p): Take a mode and two register numbers
6364 (emit_reload_insns): Clear new_spill_reg_store for every hard
6365 register in the reload register. Remove spill registers
6366 from reg_reloaded_valid before considering whether to record
6367 inheritance information for them. Use reload_reg_rtx_for_output
6368 instead of reg_rtx when recording output reloads. Use
6369 reload_reg_rtx_for_input instead of reg_rtx when recording
6370 input reloads. Set or clear reg_reloaded_call_part_clobbered
6371 at the same time as setting reg_reloaded_valid.
6372 (delete_output_reload): Add a new_reload_reg parameter and use it
6373 instead of rld[j].reg_rtx.
6374 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
6377 2008-03-25 Tom Tromey <tromey@redhat.com>
6379 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
6380 (build/genattr.o): Likewise.
6381 (build/genattrtab.o): Likewise.
6382 (build/gencodes.o): Likewise.
6383 (build/genconfig.o): Likewise.
6384 (build/genconstants.o): Likewise.
6385 (build/genemit.o): Likewise.
6386 (build/genextract.o): Likewise.
6387 (build/genflags.o): Likewise.
6389 2008-03-25 Bob Wilson <bob.wilson@acm.org>
6391 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
6392 instead of size_int for integer types.
6393 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
6394 to match type of MINUS_EXPR.
6396 2008-03-25 Tom Tromey <tromey@redhat.com>
6398 * configure: Rebuilt.
6399 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
6402 2008-03-25 Tom Tromey <tromey@redhat.com>
6404 * config/x-solaris (host-solaris.o): Update.
6405 * config/x-linux (host-linux.o): Update.
6406 * config/x-hpux (host-hpux.o): Update.
6407 * config/x-darwin (host-darwin.o): Update.
6408 * config/v850/t-v850e (v850-c.o): Update.
6409 * config/v850/t-v850 (v850-c.o): Update.
6410 * config/t-vxworks (vxworks.o): Update.
6411 * config/t-sol2 (sol2-c.o, sol2.o): Update.
6412 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
6413 * config/spu/t-spu-elf (spu-c.o): Update.
6415 * config/sh/t-symbian (sh-c.o): Update.
6416 (symbian.o): Update.
6417 * config/sh/t-sh (sh-c.o): Update.
6418 * config/score/t-score-elf (score7.o, score3.o): Update.
6419 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
6420 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
6421 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
6422 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
6424 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6425 * config/m32c/t-m32c (m32c-pragma.o): Update.
6426 * config/ia64/t-ia64 (ia64-c.o): Update.
6427 * config/i386/x-mingw32 (host-mingw32.o): Update.
6428 * config/i386/x-i386 (driver-i386.o): Update.
6429 * config/i386/x-darwin (host-i386-darwin.o): Update.
6430 * config/i386/x-cygwin (host-cygwin.o): Update.
6431 * config/i386/t-nwld (nwld.o): Update.
6432 * config/i386/t-netware (netware.o): Update.
6433 * config/i386/t-interix (winnt.o): Update.
6434 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
6435 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
6436 msformat-c.o): Update.
6437 * config/bfin/t-bfin-linux (generated_files): Add
6438 linux-sysroot-suffix.h.
6439 * config/arm/t-wince-pe (pe.o): Update.
6440 * config/arm/t-strongarm-pe (pe.o): Update.
6441 * config/arm/t-pe (pe.o): Update.
6442 * config/arm/t-arm (arm-c.o): Update.
6443 * doc/install.texi (Prerequisites): Require make 3.80.
6444 * Makefile.in: Remove .o targets.
6445 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
6446 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
6447 (simple_generated_h, simple_generated_c): Move earlier.
6448 (generated_files): New variable.
6449 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
6450 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
6451 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
6452 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
6453 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
6454 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
6455 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
6456 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
6457 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
6458 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
6459 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
6460 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
6462 (COMPILE.base, COMPILE): New variables.
6463 (%.o): New pattern rule.
6464 (ALL_HOST_OBJS): New variable.
6465 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
6466 (dummy-checksum.o, cc1-checksum.o): Remove.
6467 (DRIVER_SHLIB): New variable.
6468 (DRIVER_DEFINES): Use it.
6469 (gencondmd.c): Move out of build/.
6470 (s-conditions): Update.
6471 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
6472 (ALL_BUILD_OBJS): Likewise.
6473 (build/%.o): Use BUILDCOMPILE.
6474 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
6475 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
6476 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
6477 build/gencheck.o, build/gencodes.o, build/genconditions.o,
6478 build/genconfig.o, build/genconstants.o, build/genemit.o,
6479 build/genextract.o, build/genflags.o, build/genmddeps.o,
6480 build/genopinit.o, build/genoutput.o, build/genpeep.o,
6481 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
6482 build/gen-protos.o, build/scan.o, build/fix-header.o,
6483 build/scan-decls.o): Simplify.
6484 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
6485 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
6486 prefix.o, toplev.o): Reduce to variable setting.
6487 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
6488 ($(out_object_file), gcc-options.o): New targets.
6489 ($(ALL_HOST_OBJS)): New target. Include dependency files.
6490 * configure: Rebuilt.
6491 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
6492 * doc/sourcebuild.texi (Front End Directory): Document new variable.
6494 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
6496 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
6497 complain when we hit an error, return ERROR_MARK_NODE.
6499 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6501 * config/sh/constraints.md (Pso, Psz): New constraints.
6502 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
6503 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
6505 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6507 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
6508 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
6510 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6512 * config/sh/sh.md (prefetch): Add condition for SH2A target.
6513 (prefetch_sh2a): New.
6515 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6516 Naveen.H.S <naveen.hs@kpitcummins.com>
6518 * config/sh/constraints.md (I28): New constraint.
6519 * config/sh/sh.c (broken_move): Add support for movi20s.
6520 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
6522 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
6523 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6524 Naveen.H.S <naveen.hs@kpitcummins.com>
6526 * config/sh/sh.c (SH_ATTRIBUTES): Define.
6527 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6528 (print_operand): Handle resbank in %@ operand code.
6529 (sh_encode_section_info): New.
6530 (push_regs): Add conditions for resbank.
6531 (sh_expand_epilogue): Likewise.
6532 (sh_insert_attributes): Likewise.
6533 (sh_attribute_table): Likewise.
6534 (sh_handle_resbank_handler_attribute): New.
6535 (sh2a_handle_function_vector_handler_attribute): New.
6536 (sh2a_is_function_vector_call): New.
6537 (sh2a_get_function_vector_number): New.
6538 (sh2a_function_vector_p): New.
6539 (sh_cfun_resbank_handler_p): New.
6540 * config/sh/sh.md (calli): Emit jsr/n if possible.
6541 (calli_tbr_rel): New.
6542 (calli_pcrel): Emit jsr/n if possible.
6543 (return_i): Emit rts/n if possible.
6544 (call_valuei_tbr_rel): New.
6545 (call_valuei_pcrel): Add condition for SH2A target.
6546 (call_value): Likewise.
6547 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
6548 (sh2a_get_function_vector_number): Likewise.
6549 (sh2a_is_function_vector_call): Likewise.
6550 * doc/extend.texi: Document TBR relative addressing of SH2A.
6551 (resbank): Add description for SH2A.
6553 2008-03-24 Richard Guenther <rguenther@suse.de>
6556 * gimplify.c (gimplify_modify_expr): For frontend type-correct
6557 pointer assignments change conversions according to middle-end rules.
6558 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
6559 * configure.ac: Include type checking in yes.
6560 * configure: Regenerate.
6562 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6564 * diagnostic.c (diagnostic_count_diagnostic): Delete.
6565 (diagnostic_report_diagnostic): Update. Handle ICEs here.
6567 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
6569 * gthr-vxworks.h (UNUSED): Define.
6571 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
6573 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
6575 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
6577 * doc/extend.texi (Function Attributes): Add missing comma in the
6578 example of the "alloc_size" attribute.
6580 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
6583 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6585 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6588 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6591 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6592 of the underlying type of a MS bitfield layout to the natural
6593 alignment of the type.
6595 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6597 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6598 to their natural alignment to avoid store forwarding stalls.
6600 2008-03-22 Richard Guenther <rguenther@suse.de>
6602 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
6603 For PHI nodes verify the address is invariant.
6604 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
6605 (get_symbol_constant_value): Use is_gimple_min_invariant.
6606 (maybe_fold_stmt_indirect): Likewise.
6608 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
6610 PR rtl-optimization/33927
6611 * Makefile.in (dse.o): Depend on $(TM_P_H).
6612 * expr.h (extract_low_bits): Declare.
6613 * expmed.c (extract_low_bits): New function.
6614 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
6615 * dse.c: Include tm_p.h.
6616 (find_shift_sequence): Remove the read_reg argument and return the
6617 read value. Emit the instructions instead of returning them.
6618 Iterate on new_mode rather than calculating it each time.
6619 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
6620 source to NEW_MODE and extract_low_bits to convert the shifted
6622 (replace_read): Allow the load and store to have different mode
6623 classes. Use extract_low_bits when SHIFT == 0. Create the shift
6624 or extraction instructions before trying the replacement. Update
6625 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
6627 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6629 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6630 to their natural alignment to avoid store forwarding stalls.
6632 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6635 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
6636 encouraging but not allowing gprs for input;
6637 change the input constraint to !f#r.
6638 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
6640 change the output constraint to !f#r.
6642 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
6645 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
6646 corresponding post-reload splitters.
6647 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
6648 when x87 FP math is selected.
6649 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
6650 New function prototype.
6651 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
6652 unreachable function to ease macroization of insn patterns.
6654 2008-03-21 Martin Jambor <mjambor@suse.cz>
6656 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
6657 reference dumps if ddr is NULL or dependence is unknown.
6659 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6661 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
6662 unsigned extension into account.
6663 (ATOMIC_COMPARE_AND_SWAP): Likewise.
6664 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
6665 Do computations on a scratch register.
6667 2008-03-21 Richard Guenther <rguenther@suse.de>
6669 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
6670 Use is_gimple_min_invariant instead of TREE_INVARIANT.
6671 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
6672 * tree-ssa-dom.c (record_equality): Likewise.
6673 * tree-inline.c (copy_body_r): Likewise.
6674 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
6677 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6679 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
6680 as 'delete_unused' argument.
6682 2008-03-20 Richard Guenther <rguenther@suse.de>
6684 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
6685 special casing of constant qualifiers.
6686 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
6687 care about them in general.
6688 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
6689 regardless of their type.
6690 (fold_stmt_r): Forcefully fold *& if we end up with that.
6692 2008-03-20 Paul Brook <paul@codesourcery.com>
6694 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
6695 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
6697 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
6699 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
6700 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
6702 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
6704 * common.opt (Wmudflap): New option.
6705 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
6706 (mx_register_decls): Likewise.
6707 (mudflap_finish_file): Likewise.
6708 * doc/invoke.texi: Document -Wno-mudflap.
6710 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
6712 * c-format.c (replace_format_name_to_system_name): New.
6714 (convert_format_name_to_system_name): New.
6715 (decode_format_attr): Add use of convert_format_name_to_system_name.
6716 (format_types_orig): Add gnu_ prefix to names.
6717 (check_format_info_main): Special treating of \0 escaped names for
6718 supporting multi-character format specifiers as I32, I64.
6719 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
6720 (gnu_target_overrides_format_attributes): New.
6721 * c-format.h: Add structure target_ovr_attr to hold
6722 system specific formatter names.
6723 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
6724 msformat-c.o file to c_target_objs and cxx_target_objs.
6725 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6726 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
6727 (TARGET_N_FORMAT_TYPES): New.
6728 * config/i386/msformat-c.c: New.
6729 * config/i386/t-cygming: Add build rule for msformat-c.o.
6730 * doc/extend.texi: Add new format names gnu_* and ms_* and
6732 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6734 2008-03-20 Ira Rosen <irar@il.ibm.com>
6736 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
6737 optimizations turned on under -O3.
6738 (ftree-vectorize): Add that the flag is turned on with -O3.
6740 2008-03-20 Ben Elliston <bje@au.ibm.com>
6742 * regmove.c (try_auto_increment): Fix spelling error in comment.
6743 * final.c (final_scan_insn): Likewise.
6745 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
6748 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
6749 allocator preferences for "y" and "r" class registers.
6750 ("*mov<mode>_internal"): Ditto.
6751 ("*movv2sf_internal_rex64"): Ditto.
6752 ("*movv2sf_internal"): Ditto.
6754 2008-03-19 Michael Matz <matz@suse.de>
6757 * calls.c (expand_call): Check overlap of arguments with call
6758 address for sibcalls.
6760 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6763 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6764 of the underlying type of a MS bitfield layout to the natural
6765 alignment of the type.
6767 2008-03-19 Jan Hubicka <jh@suse.cz>
6770 * toplev.c (decode_d_option): Handle all CPP flags.
6771 * tree-vrp.c: Update tree_pass descriptors.
6772 * regrename.c: Update tree_pass descriptors.
6773 * fwprop.c: Update tree_pass descriptors.
6774 * doc/invoke.texi: Remove documentation of dropped -d? flags.
6775 * tree-into-ssa.c: Update tree_pass descriptors.
6776 * tree-dump.c: Update tree_pass descriptors.
6777 * tree-complex.c: Update tree_pass descriptors.
6778 * tree-dump.h: Update tree_pass descriptors.
6779 * see.c: Update tree_pass descriptors.
6780 * cgraphbuild.c: Update tree_pass descriptors.
6781 * tracer.c: Update tree_pass descriptors.
6782 * tree-loop-distribution.c: Update tree_pass descriptors.
6783 * cgraph.c: Update tree_pass descriptors.
6784 * postreload-gcse.c: Update tree_pass descriptors.
6785 * postreload.c: Update tree_pass descriptors.
6786 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
6787 * tree-tailcall.c: Update tree_pass descriptors.
6788 * tree-pass.h (tree_opt_pass): Rename to ...
6789 (opt_pass) ... this one; add "type" field and remove letter field.
6790 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
6791 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
6792 all_lowering_passes): Update declaration.
6793 * ipa-cp.c: Update tree_pass descriptors.
6794 * final.c: Update tree_pass descriptors.
6795 * omp-low.c: Update tree_pass descriptors.
6796 * tree-ssa-dse.c: Update tree_pass descriptors.
6797 * ipa-reference.c: Update tree_pass descriptors.
6798 * tree-ssa-uncprop.c: Update tree_pass descriptors.
6799 * auto-inc-dec.c: Update tree_pass descriptors.
6800 * reorg.c: Update tree_pass descriptors.
6801 * cgraphunit.c: Update tree_pass descriptors.
6802 * tree-ssa-copyrename.c: Update tree_pass descriptors.
6803 * tree-ssa-ccp.c: Update tree_pass descriptors.
6804 * df-core.c: Update tree_pass descriptors.
6805 * mode-switching.c: Update tree_pass descriptors.
6806 * tree-nomudflap.c: Update tree_pass descriptors.
6807 * modulo-sched.c: Update tree_pass descriptors.
6808 * ipa-pure-const.c: Update tree_pass descriptors.
6809 * cse.c: Update tree_pass descriptors.
6810 * web.c: Update tree_pass descriptors.
6811 * tree-stdarg.c: Update tree_pass descriptors.
6812 * tree-ssa-math-opts.c: Update tree_pass descriptors.
6813 * tree-ssa-dom.c: Update tree_pass descriptors.
6814 * tree-nrv.c: Update tree_pass descriptors.
6815 * tree-ssa-alias.c: Update tree_pass descriptors.
6816 * loop-init.c: Update tree_pass descriptors.
6817 * gimple-low.c: Update tree_pass descriptors.
6818 * ipa-inline.c: Update tree_pass descriptors.
6819 * tree-ssa-sink.c: Update tree_pass descriptors.
6820 * global.c: Update tree_pass descriptors.
6821 * ifcvt.c: Update tree_pass descriptors.
6822 * jump.c: Update tree_pass descriptors.
6823 * predict.c: Update tree_pass descriptors.
6824 * tree-ssa-loop.c: Update tree_pass descriptors.
6825 * recog.c: Update tree_pass descriptors.
6826 * dse.c: Update tree_pass descriptors.
6827 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
6828 * tree-eh.c: Update tree_pass descriptors.
6829 * regmove.c: Update tree_pass descriptors.
6831 * function.c: Update tree_pass descriptors.
6832 * tree-vectorizer.c: Update tree_pass descriptors.
6833 * gcse.c: Update tree_pass descriptors.
6834 * ipa-type-escape.c: Update tree_pass descriptors.
6835 * tree-if-conv.c: Update tree_pass descriptors.
6836 * init-regs.c: Update tree_pass descriptors.
6837 * ipa.c: Update tree_pass descriptors.
6838 * tree-ssa-phiopt.c: Update tree_pass descriptors.
6839 * rtl-factoring.c: Update tree_pass descriptors.
6840 * lower-subreg.c: Update tree_pass descriptors.
6841 * bt-load.c: Update tree_pass descriptors.
6842 * tree-dfa.c: Update tree_pass descriptors.
6843 * except.c: Update tree_pass descriptors.
6844 * emit-rtl.c: Update tree_pass descriptors.
6845 * cfgexpand.c: Update tree_pass descriptors.
6846 * tree-cfgcleanup.c: Update tree_pass descriptors.
6847 * cfgcleanup.c: Update tree_pass descriptors.
6848 * tree-ssa-pre.c: Update tree_pass descriptors.
6849 * tree-sra.c: Update tree_pass descriptors.
6850 * tree-mudflap.c: Update tree_pass descriptors.
6851 * tree-ssa-copy.c: Update tree_pass descriptors.
6852 * cfglayout.c: Update tree_pass descriptors.
6853 * tree-ssa-forwprop.c: Update tree_pass descriptors.
6854 * tree-ssa-dce.c: Update tree_pass descriptors.
6855 * tree-ssa.c: Update tree_pass descriptors.
6856 * regclass.c: Update tree_pass descriptors.
6857 * integrate.c: Update tree_pass descriptors.
6858 * tree-optimize.c: Update tree_pass descriptors.
6859 * tree-ssa-phiprop.c: Update tree_pass descriptors.
6860 * tree-object-size.c: Update tree_pass descriptors.
6861 * combine.c: Update tree_pass descriptors.
6862 * tree-outof-ssa.c: Update tree_pass descriptors.
6863 * bb-reorder.c: Update tree_pass descriptors.
6864 * stack-ptr-mod.c: Update tree_pass descriptors.
6865 * var-tracking.c: Update tree_pass descriptors.
6866 * tree-profile.c: Update tree_pass descriptors.
6867 * tree-vect-generic.c: Update tree_pass descriptors.
6868 * reg-stack.c: Update tree_pass descriptors.
6869 * sched-rgn.c: Update tree_pass descriptors.
6870 * tree-ssa-structalias.c: Update tree_pass descriptors.
6871 * tree-cfg.c: Update tree_pass descriptors.
6872 * passes.c (current_pass): Update declaration.
6873 (finish_optimization_passes): Update.
6874 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
6875 (register_one_dump_file, register_dump_files_1, next_pass_1):
6877 (init_optimization_passes): Update handling of new types.
6878 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
6879 * ipa-struct-reorg.c: Update tree_pass descriptors.
6880 * tree-ssa-reassoc.c: Update tree_pass descriptors.
6881 * combine-stack-adj.c: Update tree_pass descriptors.
6882 * cfgrtl.c: Update tree_pass descriptors.
6883 * dce.c: Update tree_pass descriptors.
6884 * tree-ssanames.c: Update tree_pass descriptors.
6886 2008-03-19 Richard Guenther <rguenther@suse.de>
6889 * tree-ssa.c (walk_data): New structure.
6890 (warn_uninitialized_var): If not always_executed warn with "maybe"
6892 (execute_early_warn_uninitialized): Compute post-dominators.
6893 Initialize always_executed before processing each basic block.
6895 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6898 * config/i386/i386.c (x86_this_parameter): Calculate correct location
6899 of "this" pointer when "regparm = N" or "fastcall" is in effect.
6901 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6903 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
6905 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
6907 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
6909 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
6910 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
6911 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
6912 target after ignore has been set, and move there also the commputation
6913 of subtarget and original_target.
6914 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
6915 (LANG_HOOKS_INITIALIZER): Remove it.
6916 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
6918 2008-03-18 Richard Guenther <rguenther@suse.de>
6920 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
6921 found an expression with constants, note that in the VN for the lhs.
6922 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
6923 fold them to constants if possible. Run cleanup_cfg if done so.
6924 (execute_pre): Return todo.
6926 (execute_fre): Likewise.
6927 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
6929 (get_prop_source_stmt): Look through pointer conversions.
6931 2008-03-18 Jan Hubicka <jh@suse.cz>
6933 * tree-pretty-print.c: Include predict.h.
6934 (dump_generic_node): Dump predictor.
6935 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
6936 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
6937 * gimple-low.c (lower_stmt): Likewise.
6938 * expr.c (expand_expr_real): Likewise.
6939 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
6941 (build_predict_expr, build_predict_expr): New.
6942 * predict.h (predictor_name, build_predict_expr): Update.
6943 * c-typeck.c (c_finish_bc_stmt): Add prediction.
6944 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
6945 * predict.def (PRED_CONTINUE): Update hitrate.
6946 * tree.def (PREDICT_EXPR): Define.
6947 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
6948 do not handle BIND_EXPR.
6949 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
6950 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
6951 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
6954 2008-03-18 Michael Matz <matz@suse.de>
6956 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
6958 2008-03-18 Richard Guenther <rguenther@suse.de>
6960 * tree-gimple.h (is_gimple_invariant_address): Declare.
6961 (is_gimple_constant): Likewise.
6962 * tree-gimple.c (is_gimple_constant): New function.
6963 (is_gimple_invariant_address): Likewise.
6964 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
6965 and is_gimple_invariant_address.
6966 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
6968 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
6969 an addressable base.
6971 2008-03-18 Jakub Jelinek <jakub@redhat.com>
6974 * gimplify.c (gimplify_expr): Gimplify second operand of
6977 2008-03-17 Richard Guenther <rguenther@suse.de>
6979 PR tree-optimization/19637
6980 * fold-const.c (fold_unary): Remove restrictions of removing
6981 intermediate pointer-conversions (P2)(P1)P0.
6982 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
6983 conversion to void pointer.
6984 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
6986 2008-03-16 James E. Wilson <wilson@tuliptree.org>
6989 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
6990 emulated thread local variables.
6992 2008-03-16 Richard Guenther <rguenther@suse.de>
6995 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
6996 expand TREE_INVARIANT operations that are not gimple invariant.
6998 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
7000 * doc/extend.texi (Alignment): Say that the ABI controls
7001 the __alignof__ for non-strict-alignment targets rather
7002 than being a recommendation.
7004 2008-03-15 Paul Brook <paul@codesourcery.com>
7006 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
7008 (arm_output_fn_unwind): Mark functions that can not be unwound.
7010 2008-03-15 Paul Brook <paul@codesourcery.com>
7012 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
7013 extension instructions.
7015 2008-03-15 Richard Guenther <rguenther@suse.de>
7017 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
7018 and fold constant aggregate refs.
7019 (fold_const_aggregate_ref): Handle string constants
7020 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
7021 (evaluate_stmt): Simplify now that ccp_fold folds constant
7024 2008-03-15 Paul Brook <paul@codesourcery.com>
7026 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
7027 (extzv): Use gen_extzv_t2.
7028 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
7030 2008-03-15 Richard Guenther <rguenther@suse.de>
7032 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
7033 (fold_const_aggregate_ref): Likewise.
7034 (get_value): Return NULL if we don't have any values.
7035 (ccp_finalize): Set const_val to NULL after freeing it.
7036 * tree-flow.h (get_symbol_constant_value): Declare.
7037 (fold_const_aggregate_ref): Likewise.
7038 * tree-ssa-sccvn.c (try_to_simplify): Use them.
7040 2008-03-15 Richard Guenther <rguenther@suse.de>
7043 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
7044 to not produce negative array indices if not allowed. Add
7045 parameter to indicate that.
7046 (maybe_fold_offset_to_component_ref): Allow negative array
7047 indices only for the first member of a structure.
7048 (maybe_fold_offset_to_reference): Allow negative array indices.
7049 (maybe_fold_stmt_addition): Likewise.
7051 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
7052 Anatoly Sokolov <aesok@post.ru>
7054 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
7055 (avr_arch): Add ARCH_AVR6.
7056 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
7057 (initial_elimination_offset): Initialize and use 'avr_pc_size'
7058 instead of fixed value 2.
7059 (print_operand_address): Use gs() asm specifier instead of pm().
7060 (avr_assemble_integer): (Ditto.).
7061 (avr_output_addr_vec_elt): (Ditto.).
7062 (print_operand): Handle "!" code.
7063 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
7064 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
7065 (AVR_HAVE_EIJMP_EICALL): Define.
7066 (AVR_3_BYTE_PC): Redefine.
7067 (AVR_2_BYTE_PC): (Ditto.).
7068 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
7069 (LINK_SPEC): Add atmega2560 and atmega2561.
7070 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
7072 * config/avr/avr.md (call_insn): Use eicall instead of icall
7073 for 3 byte PC devices.
7074 (call_value_insn): (Ditto.).
7075 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
7076 (indirect_jump): Use only for for 2 byte PC devices.
7077 (*tablejump): (Ditto.).
7078 (*indirect_jump_avr6): Add insn.
7079 (*tablejump_rjmp): Don't use for 3 byte PC devices.
7080 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
7081 instead of ijmp for 3 byte PC devices.
7082 (__tablejump2__): (Ditto.).
7083 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
7084 (MULITLIB_DIRNAMES): (Ditto.).
7085 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
7087 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
7089 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
7090 "sse2_umulsidi3". Use V1DI mode for operand 0.
7091 ("mmx_psadbw"): Use V1DI mode for operand 0.
7092 * config/i386/i386-modes.def (V1SI): New vector mode.
7093 * config/i386/i386.c (struct builtin_description)
7094 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
7095 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
7096 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
7097 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
7098 v1di_ftype_v8qi_v8qi type.
7099 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
7101 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
7102 __builtin_ia32_pmuludq]: Fix the mode of return value.
7104 2008-03-15 Richard Guenther <rguenther@suse.de>
7107 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
7110 2008-03-14 Bob Wilson <bob.wilson@acm.org>
7112 * doc/invoke.texi (Option Summary, Xtensa Options): Document
7113 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
7114 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
7115 unless TARGET_SERIALIZE_VOLATILE is enabled.
7116 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
7117 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
7118 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
7120 2008-03-14 Richard Guenther <rguenther@suse.de>
7122 PR tree-optimization/34172
7123 * tree-flow.h (refs_may_alias_p): Declare.
7124 (get_single_def_stmt): Likewise.
7125 (get_single_def_stmt_from_phi): Likewise.
7126 (get_single_def_stmt_with_phi): Likewise.
7127 * tree-dfa.c (refs_may_alias_p): New function.
7128 (get_single_def_stmt): Likewise.
7129 (get_single_def_stmt_from_phi): Likewise.
7130 (get_single_def_stmt_with_phi): Likewise.
7131 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
7132 (vn_reference_lookup_1): New helper function.
7133 (vn_reference_lookup): Walk the virtual use-def chain to
7134 continue searching for a match if the def does not alias the
7135 reference we are looking for.
7137 2008-03-14 David Edelsohn <edelsohn@gnu.org>
7139 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
7140 archive and Perzl. Update The Written Word listing.
7142 2008-03-14 Richard Guenther <rguenther@suse.de>
7144 PR tree-optimization/34043
7145 PR tree-optimization/33989
7146 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
7148 (bitmap_find_leader): Use extra argument to verify dominance
7149 relationship inside a basic-block.
7150 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
7151 (find_leader_in_sets): Adjust.
7152 (create_component_ref_by_pieces): Take extra argument for
7153 dominance check, handle lookup failures.
7154 (find_or_generate_expression): Likewise.
7155 (create_expression_by_pieces): Likewise.
7156 (insert_into_preds_of_block): Adjust.
7157 (create_value_expr_from): If asked for, verify all operands
7158 are in the blocks AVAIL_OUT set.
7159 (make_values_for_stmt): Check for SSA_NAMEs that are life
7160 over an abnormal edge.
7161 (compute_avail): Remove such check.
7162 (do_SCCVN_insertion): New function.
7163 (eliminate): If we do not find a leader suitable for replacement
7164 insert a replacement expression from SCCVN if available.
7165 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
7166 (struct vn_ssa_aux): Add needs_insertion flag.
7167 * tree-ssa-sccvn.c (may_insert): New global flag.
7168 (copy_reference_ops_from_ref): Value-number union member access
7169 based on its size, not type and member if insertion is allowed.
7170 (visit_reference_op_load): For a weak match from union type
7171 punning lookup a view-converted value and insert a SSA_NAME
7172 for that value if that is not found.
7173 (visit_use): Make dumps shorter. Do not disallow value numbering
7174 SSA_NAMEs that are life over an abnormal edge to constants.
7175 (free_scc_vn): Release inserted SSA_NAMEs.
7176 (run_scc_vn): New flag to specify whether insertion is allowed.
7177 Process SSA_NAMEs in forward order.
7178 * tree-ssa-loop-im.c (for_each_index): Handle invariant
7179 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
7180 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
7181 pointer type to/from integral types that do not change the
7182 precision to regular conversions.
7184 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7186 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7187 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7188 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
7189 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
7190 input arguments and the mode of return value. Built-in functions
7191 that operate on whole 64-bit MMX register now use V1DI mode.
7193 2008-03-13 Alon Dayan <alond@il.ibm.com>
7194 Olga Golovanevsky <olga@il.ibm.com>
7196 PR tree-optimization/35041
7197 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
7198 to locate the right position in a statement.
7200 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7204 * config/i386/xmmintrin.h: Change all static inline functions to
7205 extern inline and add __gnu_inline__ attribute.
7206 * config/i386/bmintrin.h: Ditto.
7207 * config/i386/smmintrin.h: Ditto.
7208 * config/i386/tmmintrin.h: Ditto.
7209 * config/i386/mmintrin-common.h: Ditto.
7210 * config/i386/ammintrin.h: Ditto.
7211 * config/i386/emmintrin.h: Ditto.
7212 * config/i386/pmmintrin.h: Ditto.
7213 * config/i386/mmintrin.h: Ditto.
7214 * config/i386/mm3dnow.h: Ditto.
7216 2008-03-13 Jakub Jelinek <jakub@redhat.com>
7219 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
7220 (lower_omp_2): New function.
7221 (lower_omp_1, lower_omp): Rewritten.
7223 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
7226 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
7227 with the phrase "Microsoft Windows compilers".
7228 (Push/Pop Macro Pragmas): New subsection. Document
7229 #pragma push_macro and pragma pop_macro.
7231 2008-03-12 Paul Brook <paul@codesourcery.com>
7233 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
7235 2008-03-12 Paul Brook <paul@codesourcery.com>
7237 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
7238 (thumb2_alusi3_short): Exclude PLUS and MINUS.
7239 (thumb2_addsi_shortim): Rename ...
7240 (thumb2_addsi_short): ... to this. Allow register operands.
7241 (thumb2_subsi_short): New pattern.
7242 (thumb2_one_cmplsi2_short,
7243 thumb2_negsi2_short): New patterns and peepholes.
7245 2008-03-12 Paul Brook <paul@codesourcery.com>
7247 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
7249 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
7251 * config/i386/i386.md (int_cond): New code iterator.
7253 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
7254 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
7255 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
7256 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
7257 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
7258 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
7259 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
7260 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
7262 2008-03-12 Paul Brook <paul@codesourcery.com>
7264 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
7265 instead of {arm,thumb}_compute_save_reg_mask.
7266 (output_return_instruction): Ditto.
7267 (thumb_unexpanded_epilogue): Ditto.
7268 (thumb1_expand_prologue): Ditto.
7269 (thumb1_output_function_prologue): Ditto.
7270 (arm_set_return_address): Ditto.
7271 (thumb_set_return_address): Ditto.
7272 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
7273 regs to achieve stack alignment.
7274 (thumb1_compute_save_reg_mask): Fix compiler warning.
7275 (arm_output_epilogue): Use offsets->saved_regs_mask.
7276 Adjust stack pointer by poping call clobered registers.
7277 (arm_expand_prologue): Use offsets->saved_regs_mask.
7278 Adjust stack pointer by pushing extra registers.
7279 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
7281 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
7284 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
7285 conversion to the operands of a multiplication.
7287 2008-03-12 Richard Guenther <rguenther@suse.de>
7289 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
7290 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
7291 * timevar.def (TV_TREE_PHIPROP): Add.
7292 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
7293 pass description. Use TV_TREE_PHIPROP.
7294 * tree-ssa-forwprop.c: Remove phiprop code.
7296 2008-03-12 Jakub Jelinek <jakub@redhat.com>
7299 * omp-low.c (maybe_lookup_decl): Constify first argument.
7300 (use_pointer_for_field): Change last argument from bool to
7301 omp_context *. Disallow shared copy-in/out in nested
7302 parallel if decl is shared in outer parallel too.
7303 (build_outer_var_ref, scan_sharing_clauses,
7304 lower_rec_input_clauses, lower_copyprivate_clauses,
7305 lower_send_clauses, lower_send_shared_vars): Adjust callers.
7307 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
7308 Ira Rosen <irar@il.ibm.com>
7310 * tree-vectorizer.c (free_stmt_vec_info): New function.
7311 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
7312 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
7313 * tree-vectorizer.h (free_stmt_vec_info): Declare.
7314 * tree-vect-transform.c (vectorizable_conversion): Free
7315 vec_oprnds0 if it was allocated.
7316 (vect_permute_store_chain): Remove unused VECs.
7317 (vectorizable_store): Free VECs that are allocated in the..
7319 (vect_transform_strided_load, vectorizable_load): Likewise.
7320 (vect_remove_stores): Simplify the code.
7321 (vect_transform_loop): Move code to vect_remove_stores().
7322 Call vect_remove_stores() and free_stmt_vec_info().
7324 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7326 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
7327 TARGET_HPUX. Revise comment.
7328 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
7329 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
7330 Use sr4 variant of `be' instruction when not generating PIC code.
7331 (attr_length_call): Adjust for above change.
7333 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7335 * ipa-reference.c (static_execute): Remove module_statics_const and
7336 associated setting code.
7338 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7341 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
7342 predicate for operand 1.
7343 (paritysi2_cmp): Use register_operand predicate for operand 2.
7344 Use earlyclobber modifier for operand 1. Remove support for
7346 (paritydi2_cmp): Use register_operand predicate for operand 3.
7347 Use earlyclobber modifier for operand 1. Remove support for
7350 2008-03-11 Paul Brook <paul@codesourcery.com>
7351 Vladimir Prus <vladimir@codesourcery.com>
7353 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
7354 (arm_compute_save_reg0_reg12_mask): Always
7355 check if register 11 must be saved. Always safe hard frame pointer
7356 when frame_pointer_needeed.
7357 (arm_compute_save_reg_mask): Save IP and PC
7358 only with apcs frames.
7359 (arm_output_epilogue): Adjust Thumb2 codepath to
7360 be also invoked and work for ARM non-apcs frames.
7361 (arm_expand_prologue): Don't bother saving IP
7362 for non-apcs frame, since it's not clobbered by
7363 prologue code. Implement non-apcs frame
7366 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7368 PR rtl-optimization/35281
7369 * expr.c (convert_move): Use a new pseudo for the intermediate
7370 from_mode->word_mode result.
7372 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7374 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
7375 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
7376 * toplev.c (compile_file): Don't call it.
7378 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7381 * expr.c (store_expr): Call emit_block_move if the mode
7382 of "temp" RTX is BLKmode.
7384 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7385 Richard Guenther <rguenther@suse.de>
7387 PR tree-optimization/31358
7388 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
7389 the step with a NULL_TREE.
7390 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
7391 to sizetype if type is a pointer type.
7392 (add_candidate_1): Don't convert the base and step to
7393 the generic type if the orginal type is a pointer type.
7394 (add_iv_value_candidates): Use sizetype for the step
7395 if type is a pointer type.
7396 (cand_value_at): Likewise.
7397 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7399 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
7400 Don't convert the tem affine to the type.
7401 (add_elt_to_tree): Use sizetype for the step if a pointer.
7402 Use POINTER_PLUS_EXPR for pointers.
7403 (aff_combination_to_tree): Use sizetype for the step if a
7406 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
7408 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
7409 Remove commutativity hint.
7411 2008-03-10 Jakub Jelinek <jakub@redhat.com>
7415 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
7416 errorneous type. Check that v is a VAR_DECL.
7419 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
7421 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
7423 PR tree-optimization/35494
7424 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
7425 may be overriden at link and run time.
7427 2008-03-10 Richard Guenther <rguenther@suse.de>
7429 PR tree-optimization/34677
7430 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
7431 (poolify_tree): Likewise.
7432 (modify_expr_template): Likewise.
7433 (poolify_modify_stmt): Likewise.
7434 (insert_fake_stores): Handle all component-ref style stores
7435 in addition to INDIRECT_REF. Also handle complex types.
7436 Do not poolify the inserted load.
7437 (realify_fake_stores): Do not rebuild the tree but only
7438 make it a SSA_NAME copy.
7439 (init_pre): Remove initialzation of modify_expr_template.
7440 Do not allocate modify_expr_node_pool.
7441 (fini_pre): Do not free modify_expr_node_pool.
7443 2008-03-10 Paul Brook <paul@codesourcery.com>
7445 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
7448 2008-03-10 Paul Brook <paul@codesourcery.com>
7449 Mark Shinwell <shinwell@codesourcery.com>
7451 * config/arm/cortex-r4.md: New.
7452 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
7454 * config/arm/arm.md: Include cortex-r4.md.
7455 (insn): Add smmls, sdiv and udiv values.
7456 (generic_sched): Don't use generic scheduling for Cortex-R4.
7457 (arm_issue_rate): New function.
7458 (TARGET_SCHED_ISSUE_RATE): Define.
7460 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
7462 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
7464 2008-03-10 Richard Guenther <rguenther@suse.de>
7466 * tree-ssa-pre.c (get_sccvn_value): Simplify.
7467 (compute_avail): Do not add stmt uses to AVAIL_OUT.
7469 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
7471 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
7472 Set default to true.
7474 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7476 * c.opt (Wsynth): Deprecate.
7477 * doc/invoke.texi (Option Summary, Warning Options): Document
7478 -Wno-format-contains-nul.
7480 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
7483 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
7484 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
7486 2008-03-09 Ira Rosen <irar@il.ibm.com>
7488 * config/rs6000/rs6000.c (builtin_description): Rename vector
7489 left shift operations.
7490 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
7491 (altivec_vsl<VI_char>): Rename to ...
7492 (ashl<mode>3): ... new name.
7493 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
7495 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
7497 2008-03-08 Richard Guenther <rguenther@suse.de>
7499 * coverage.h (tree_coverage_counter_addr): Declare.
7500 * coverage.c (tree_coverage_counter_addr): New function.
7501 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
7503 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
7504 (tree_gen_one_value_profiler): Likewise.
7505 (tree_gen_ic_profiler): Likewise.
7506 (tree_gen_average_profiler): Likewise.
7507 (tree_gen_ior_profiler): Likewise.
7509 2008-03-08 Richard Guenther <rguenther@suse.de>
7511 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
7512 (vn_binary_op_insert): Likewise.
7513 (vn_unary_op_lookup): Likewise.
7514 (vn_unary_op_insert): Likewise.
7515 (vn_nary_op_lookup): Declare.
7516 (vn_nary_op_insert): Likewise.
7517 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
7518 and binary hashes, use a single obstack for unary_op_pool
7520 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
7521 a single struct vn_nary_op_s. Store tree code length and
7522 a variable number of operands.
7523 (struct vn_reference_op_struct): Remove unused op2.
7524 (vn_reference_op_eq): Do not compare op2.
7525 (vn_reference_op_compute_hash): Do not compute hash of op2.
7526 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
7527 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
7528 with vn_nary_op_compute_hash.
7529 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
7530 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
7532 (vn_unary_op_insert, vn_binary_op_insert): Replace with
7534 (visit_unary_op): Call nary functions.
7535 (visit_binary_op): Likewise.
7536 (process_scc): Adjust for struct vn_tables_s changes.
7537 (allocate_vn_table): Likewise.
7538 (free_vn_table): Likewise.
7539 * tree-vn.c (vn_add): Call nary functions.
7540 (vn_lookup): Likewise.
7542 2008-03-08 Jakub Jelinek <jakub@redhat.com>
7545 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
7546 wdst back after sync_compare_and_swapqhi_internal.
7548 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
7551 * config/i386/i386-modes.def (V1DI): New vector mode.
7552 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
7553 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
7554 (MMXMODE248): Ditto.
7555 (MMXMODE): Add V1DI mode.
7556 (mmxvecsize): Change DI mode to V1DI mode.
7557 ("mov<mode>): Use MMXMODEI8 mode iterator.
7558 ("*mov<mode>_internal_rex64"): Ditto.
7559 ("*mov<mode>_internal"): Ditto.
7560 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
7561 ("mmx_sub<mode>3"): Ditto.
7562 ("mmx_adddi3"): Remove insn pattern.
7563 ("mmx_subdi3"): Ditto.
7564 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
7565 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
7566 ("mmx_ashl<mode>3"): Ditto.
7567 ("mmx_lshrdi3"): Remove insn pattern.
7568 ("mmx_ashldi3"): Ditto.
7569 * config/i386/i386.c (classify_argument): Handle V1DImode.
7570 (function_arg_advance_32): Ditto.
7571 (function_arg_32): Ditto.
7572 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
7573 mmx_addv1di3 insn pattern.
7574 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
7575 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
7576 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
7577 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
7578 Remove definitions of built-in functions.
7579 (V1DI_type_node): New node.
7580 (v1di_ftype_v1di_int): Ditto.
7581 (v1di_ftype_v1di_v1di): Ditto.
7582 (v2si_ftype_v2si_si): Ditto.
7583 (v4hi_ftype_v4hi_di): Remove node.
7584 (v2si_ftype_v2si_di): Ditto.
7585 (ix86_init_mmx_sse_builtins): Handle V1DImode.
7586 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
7587 Redefine builtins using def_builtin_const with *_ftype_*_int node.
7588 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
7589 Add new builtins using def_builtin_const.
7590 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
7591 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
7592 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
7593 * config/i386/mmintrin.h (__v1di): New typedef.
7594 (_mm_add_si64): Cast arguments to __v1di type.
7595 (_mm_sub_si64): Ditto.
7596 (_mm_sll_pi16): Cast __count to __v4hi type.
7597 (_mm_sll_pi32): Cast __count to __v2si type.
7598 (_mm_sll_si64): Cast arguments to __v1di type.
7599 (_mm_srl_pi16): Cast __count to __v4hi type.
7600 (_mm_srl_pi32): Cast __count to __v2si type.
7601 (_mm_srl_si64): Cast arguments to __v1di type.
7602 (_mm_sra_pi16): Cast __count to __v4hi type.
7603 (_mm_sra_pi32): Cast __count to __v2si type.
7604 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
7605 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
7606 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
7607 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
7608 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
7609 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
7610 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
7611 (_mm_srai_pi32): Use __builtin_ia32_psradi.
7612 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
7613 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7614 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7615 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
7617 2008-03-07 Joseph Myers <joseph@codesourcery.com>
7619 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
7621 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
7624 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
7625 reg+const addressing for Altivec modes. Don't generate reg+reg
7626 addressing for TFmode or TDmode quantities.
7628 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
7630 * c-common.c (vector_types_convertible_p): Call langhook
7631 instead of comptypes.
7633 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7636 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
7637 integral and scalar float variables which have a
7640 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
7642 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
7643 dwarf_register_span hook when emitting unwind information for
7644 register-to-memory saves.
7645 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
7646 (rs6000_frame_related): Remove call to spe_synthesize_frame.
7648 2008-03-06 Jakub Jelinek <jakub@redhat.com>
7650 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
7651 for the same VAR_DECL.
7653 2008-03-06 Tom Tromey <tromey@redhat.com>
7656 * doc/standards.texi (Standards): Don't mention treelang.
7657 * doc/invoke.texi (Overall Options): Don't mention treelang.
7658 * doc/install.texi (Prerequisites): Don't mention bison or
7660 (Configuration): Don't mention treelang.
7661 (Building): Likewise.
7662 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
7664 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
7666 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
7667 word-extractions out of a multi-word object.
7669 2008-03-06 Richard Guenther <rguenther@suse.de>
7671 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
7672 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
7673 result type and precision.
7674 * expr.c (get_inner_reference): Set unsignedp based on the result
7675 type of BIT_FIELD_REF.
7676 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
7677 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
7678 (try_instantiate_multiple_fields): Likewise. Use the correct type
7680 (sra_build_assignment): Likewise.
7681 (sra_build_elt_assignment): Likewise.
7682 (sra_explode_bitfield_assignment): Likewise.
7683 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
7684 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
7685 set BIT_FIELD_REF_UNSIGNED.
7686 (vectorizable_load): Likewise.
7688 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
7690 * cse.c (cse_extended_basic_block): Invalidate artificial defs
7693 2008-03-06 Richard Guenther <rguenther@suse.de>
7695 * alias.c (struct alias_set_entry): Move has_zero_child field
7696 to pack with alias_set.
7698 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7700 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7703 2008-03-05 Ian Lance Taylor <iant@google.com>
7705 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
7707 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7709 * fwprop.c (update_df): Support width and offset parameters of
7711 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
7712 global_conflicts): Change DF_REF_EXTRACT to either
7713 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7714 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7715 * df-scan.c (df_ref_record, df_defs_record,
7716 df_ref_create_structure, df_def_record_1, df_uses_record,
7717 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
7718 df_bb_refs_collect, df_entry_block_defs_collect,
7719 df_exit_block_uses_collect): Support new width and offset fields.
7720 (ref_extract_pool): New storage pool.
7721 (df_free_ref): New function.
7722 (df_reg_chain_unlink, df_free_collection_rec,
7723 df_sort_and_compress_refs): Call df_free_ref.
7724 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
7726 (df_ref_create_structure): Allocate df_ref_extract if offset and
7727 width fields are used.
7728 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
7729 (df_uses_record): Get offset and width from ZERO_EXTRACT
7731 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
7732 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7733 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7734 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
7735 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7736 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7737 (df_ref_extract): New structure.
7738 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
7739 (df_ref_create): Add width and offset parameters.
7741 2008-03-05 Richard Guenther <rguenther@suse.de>
7743 * tree-ssa-structalias.c (get_constraint_for_component_ref):
7744 Use ranges_overlap_p.
7745 (offset_overlaps_with_access): Rename
7746 to ranges_overlap_p and move ...
7747 * tree-flow-inline.h (ranges_overlap_p): ... here.
7749 * tree.h (get_inner_reference, handled_component_p): Update
7752 * tree.h (record_component_aliases, get_alias_set,
7753 alias_sets_conflict_p, alias_sets_must_conflict_p,
7754 objects_must_conflict_p): Move declarations ...
7755 * alias.h (record_component_aliases, get_alias_set,
7756 alias_sets_conflict_p, alias_sets_must_conflict_p,
7757 objects_must_conflict_p): ... here.
7758 Include coretypes.h.
7759 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
7761 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
7763 * cfg.c: Include tree-flow.h.
7764 (remove_edge_raw): Call redirect_edge_var_map_clear.
7765 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
7766 * tree-flow-inline.h (redirect_edge_var_map_def): New.
7767 (redirect_edge_var_map_result): New.
7768 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
7769 PENDING_STMT use with redirect_edge_var_map_*.
7770 * tree-ssa.c (edge_var_maps): New definition.
7771 (redirect_edge_var_map_add): New.
7772 (redirect_edge_var_map_clear): New.
7773 (redirect_edge_var_map_dup): New.
7774 (redirect_edge_var_map_vector): New.
7775 (redirect_edge_var_map_destroy): New.
7776 (ssa_redirect_edge): Replace PENDING_STMT use with
7777 redirect_edge_var_map_*.
7778 (flush_pending_stmts): Same.
7779 (delete_tree_ssa): Destroy edge var map.
7780 * tree-flow.h (struct _edge_var_map): New.
7781 Define edge_var_map vector type.
7782 Declare redirect_edge_var_map_* prototypes.
7783 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
7784 * tree-cfg.c (reinstall_phi_args): Replace
7785 PENDING_STMT use with redirect_edge_var_map_*.
7787 2008-03-05 Richard Guenther <rguenther@suse.de>
7789 PR tree-optimization/35472
7790 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
7791 whose single use_stmt has a overlapping set of loaded and
7792 stored symbols as that use_stmt might be a noop assignment then.
7794 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
7796 * gthr-rtems.h: Implement __gthread_mutex_destroy.
7798 2008-03-05 Richard Guenther <rguenther@suse.de>
7801 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
7802 should be constants.
7803 * tree-cfg.c (verify_expr): Verify it.
7804 * fold-const.c (fold_truthop): Remove code generating
7805 BIT_FIELD_REFs of structure bases.
7806 (fold_binary): Likewise.
7807 (fold_ternary): Position and size of BIT_FIELD_REFs are
7808 always host integers.
7809 (make_bit_field_ref): Remove.
7810 (optimize_bit_field_compare): Remove.
7811 (all_ones_mask_p): Remove.
7813 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
7816 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
7817 (split_block_and_df_analyze): New. Split basic block and rebuild
7819 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
7821 (split_pattern_seq): Likewise.
7822 (erase_matching_seqs): Likewise.
7823 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
7825 2008-03-04 Geoff Keating <geoffk@apple.com>
7827 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
7828 declaration and code.
7829 (tree_invalid_nonnegative_warnv_p): Likewise.
7831 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7833 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
7834 examples. Truncate option-names then causing overfull hbox.
7836 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7839 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
7841 * configure: Rebuilt.
7843 2008-03-04 Rafael Espindola <espindola@google.com>
7845 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
7846 (tree_unary_nonnegative_warnv_p): New.
7847 (tree_binary_nonnegative_warnv_p): New.
7848 (tree_single_nonnegative_warnv_p): New.
7849 (tree_invalid_nonnegative_warnv_p): New.
7850 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
7852 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7855 * opts.c (handle_option): Postpone 'unknown option' errors only for
7858 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
7861 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
7864 2008-03-04 Rafael Espindola <espindola@google.com>
7866 * fold-const.c (tree_unary_nonzero_warnv_p): New.
7867 (tree_binary_nonzero_warnv_p): New.
7868 (tree_single_nonzero_warnv_p): New.
7869 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
7871 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
7874 * fold-const.c (fold_cond_expr_with_comparison): Prevent
7875 transformations for modes that have signed zeros.
7876 * ifcvt.c (noce_try_abs): Ditto.
7878 2008-03-04 Joseph Myers <joseph@codesourcery.com>
7880 * config/i386/i386.c (override_options): Force
7881 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
7883 2008-03-04 Jan Hubicka <jh@suse.cz>
7886 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
7889 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7891 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
7892 label to probe the stack.
7894 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7896 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
7897 (__gthr_win32_mutex_destroy): Declare.
7898 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
7899 __gthr_win32_mutex_destroy.
7900 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
7902 2008-03-03 Jan Hubicka <jh@suse.cz>
7905 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
7906 aggressive on inlining cold calls.
7908 2008-03-03 Richard Guenther <rguenther@suse.de>
7910 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
7911 struct copies into the expression table.
7912 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
7913 (try_to_simplify): Likewise.
7914 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
7915 integral and pointer arguments which do not change the
7916 precision to NOP_EXPRs.
7917 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
7918 VIEW_CONVERT_EXPR case.
7920 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
7922 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
7923 defined in a loop at depth 0 is invariant.
7924 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7925 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
7926 be called at loop depth 0.
7928 2008-03-02 Jakub Jelinek <jakub@redhat.com>
7931 * gcc.c (process_command): Update copyright notice dates.
7932 * gcov.c (print_version): Likewise.
7933 * gcov-dump.c (print_version): Likewise.
7934 * mips-tfile.c (main): Likewise.
7935 * mips-tdump.c (main): Likewise.
7937 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7940 * c-common.c (flag_permissive): Delete.
7941 (constant_expression_warnings): Check flags first.
7942 (constant_expression_error): New.
7943 * c-common.h (flag_permissive): Delete.
7944 (constant_expression_error): Declare.
7945 * flags.h (flag_permissive): Declare. Update description.
7946 * diagnostic.c (pedwarn): Update.
7948 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
7949 (permissive_error_kind): New.
7950 * toplev.c (flag_permissive): Define. Update description.
7951 * toplev.h (permissive_error_kind): Declare.
7952 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
7953 (pedwarn_c90): Use pedantic_warning_kind.
7954 * c-opts.c (c_common_post_options): flag_permissive does not affect
7955 flag_pedantic_errors.
7957 2008-03-02 Joseph Myers <joseph@codesourcery.com>
7959 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
7960 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
7961 __absvsi2, __absvDI2): Use unsigned arithmetic.
7963 2008-03-02 Andi Kleen <ak@suse.de>
7964 Richard Guenther <rguenther@suse.de>
7966 * struct-equiv.c: Remove file.
7967 * cfg_cleanup.c (condjump_equiv_p): Remove.
7968 * Makefile.in (OBJS-common): Remove struct-equiv.o.
7969 (struct-equiv.o): Remove rule.
7970 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
7971 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
7972 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
7974 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7976 * ifcvt.c (noce_process_if_block): Try to handle only the then
7977 block if the else block exists but isn't suitable.
7979 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7982 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
7983 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
7984 regression from previous patch.
7986 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7989 * gthr.h: Add __gthread_mutex_destroy as a function that must be
7991 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
7992 * gthr-single.h (__gthread_mutex_destroy): Likewise.
7993 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
7994 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
7995 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
7996 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
7997 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
7998 (__gthread_mutex_destroy_function): Rename to
7999 __gthread_mutex_destroy.
8000 * gthr-dce.h (__gthread_mutex_destroy): Call
8001 pthread_mutex_destroy.
8002 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
8003 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
8004 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
8006 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8008 * df-scan.c (df_ref_chain_change_bb): Simplify.
8009 (df_insn_change_bb): Add new_bb argument. Simplify. Call
8010 set_block_for_insn if there's any change.
8011 * df.h ((df_insn_change_bb): Fix prototype.
8012 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
8013 df_insn_change_bb, don't call set_block_for_insn.
8014 * emit-rtl.c (reorder_insns): Likewise.
8015 * haifa-sched.c (move_insn): Likewise.
8017 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8019 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
8021 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8023 * tree-flow-inline.h (next_readonly_imm_use): Return
8024 NULL_USE_OPERAND_P after the end.
8026 2008-03-01 Richard Guenther <rguenther@suse.de>
8028 PR tree-optimization/35411
8029 * tree-sra.c (sra_build_assignment): Split conversion to
8030 final type to a separate statement if we are not assigning
8033 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8035 * fold-const.c (fold_convertible_p): Correct the logic to follow
8036 that in fold_convert().
8038 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
8041 * tree-inline.c (build_duplicate_type): When we make a
8042 duplicate type, make it unique in the canonical types system.
8044 2008-02-29 Tom Tromey <tromey@redhat.com>
8046 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
8047 input_file_stack_history, input_file_stack_restored): Remove.
8048 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8049 * input.h (struct file_stack): Remove.
8050 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8051 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
8053 * diagnostic.h (struct diagnostic_context) <last_module>: Change
8055 (diagnostic_last_module_changed): Add 'map' argument.
8056 (diagnostic_set_last_function): Likewise.
8057 * diagnostic.c (undiagnostic_report_current_module): Iterate using
8058 line map, not input_file_stack.
8059 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
8061 2008-02-29 Paul Brook <paul@codesourcery.com>
8063 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
8065 2008-02-29 Paul Brook <paul@codesourcery.com>
8067 * config/arm/ieee754-df.S (muldf3): Use RET macros.
8069 2008-02-29 Richard Guenther <rguenther@suse.de>
8071 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
8073 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
8074 value for comparing for a store match.
8075 (simplify_unary_expression): Do nothing for SSA_NAMEs.
8076 (try_to_simplify): Do not do a full-blown reference lookup.
8078 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8080 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
8081 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8083 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
8085 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
8087 * tree-loop-linear.c (try_interchange_loops): Compare memory access
8088 strides against cache sizes.
8090 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8092 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
8095 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
8097 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
8098 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
8099 is smaller than the original promoted value.
8100 (simplify_subreg): If OP is a SUBREG, try to preserve its
8101 SUBREG_PROMOTED_VAR_P information.
8103 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
8105 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
8106 (VN_INFO_GET): Allocate new objects on the obstack.
8107 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
8108 for rpo_numbers_temp, for consistency.
8109 (free_scc_vn): Free the obstack.
8111 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
8113 * doc/invoke.texi: Document -ftree-loop-distribution.
8114 * tree-loop-distribution.c: New.
8115 * tree-pass.h (pass_loop_distribution): New.
8116 * graphds.h (struct graph): Add htab_t indices.
8117 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
8118 * tree-vectorizer.c (rename_variables_in_loop): Extern.
8119 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
8120 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
8121 * tree-data-ref.c (debug_data_dependence_relations): New.
8122 (dump_data_dependence_relation): Also print data references.
8123 (free_data_ref): Extern.
8124 (same_access_functions): Moved...
8125 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
8126 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8127 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
8128 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
8129 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
8130 (stmts_from_loop): Skip LABEL_EXPR.
8131 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
8133 (build_rdg): Initialize rdg->indices htab.
8134 (free_rdg, stores_from_loop, ref_base_address,
8135 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
8136 have_similar_memory_accesses_1, ref_base_address_1,
8137 remove_similar_memory_refs): New.
8138 * tree-data-ref.h: Depend on tree-chrec.h.
8139 (debug_data_dependence_relations, free_data_ref): Declared.
8140 (same_access_functions): ... here.
8141 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
8143 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
8144 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
8145 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
8146 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8147 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
8148 rdg_vertex_for_stmt): Declared.
8149 (struct rdg_edge): Add level.
8151 (free_rdg, stores_from_loop, remove_similar_memory_refs,
8152 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
8154 (rdg_has_similar_memory_accesses): New.
8155 * tree-vect-analyze.c: Remove unused static decls.
8156 * lambda.h (dependence_level): New.
8157 * common.opt (ftree-loop-distribution): New.
8158 * tree-flow.h (mark_virtual_ops_in_bb,
8159 slpeel_tree_duplicate_loop_to_edge_cfg,
8160 rename_variables_in_loop): Declared.
8161 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
8162 (OBJS-common): Add tree-loop-distribution.o.
8163 (tree-loop-distribution.o): New rule.
8164 * tree-cfg.c (mark_virtual_ops_in_bb): New.
8165 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
8166 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
8168 2008-02-28 Joseph Myers <joseph@codesourcery.com>
8171 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
8172 other than structures and unions.
8174 2008-02-28 Richard Guenther <rguenther@suse.de>
8177 2008-02-26 Richard Guenther <rguenther@suse.de>
8179 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8180 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8181 (lookup_decl_from_uid): Declare.
8182 (remove_decl_from_map): Likewise.
8183 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8184 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8185 (decl_for_uid_map): New global hashtable mapping DECL_UID
8187 (init_ttree): Allocate it.
8188 (insert_decl_to_uid_decl_map): New helper function.
8189 (make_node_stat): Insert new decls into the map.
8190 (copy_node_stat): Likewise.
8191 (lookup_decl_from_uid): New function.
8192 (remove_decl_from_map): Likewise.
8193 (print_decl_for_uid_map_statistics): New helper.
8194 (dump_tree_statistics): Call it.
8196 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8197 (referenced_var_iterator): Adjust.
8198 (FOR_EACH_REFERENCED_VAR): Adjust.
8199 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8200 (num_referenced_vars): Adjust.
8201 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8202 (first_referenced_var): Remove.
8203 (end_referenced_vars_p): Likewise.
8204 (next_referenced_var): Likewise.
8205 (referenced_var_iterator_set): New helper function.
8206 * tree-dfa.c (referenced_var_lookup): Adjust.
8207 (referenced_var_check_and_insert): Likewise.
8208 (remove_referenced_var): Likewise.
8209 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8210 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8211 (verify_call_clobbering): Likewise.
8212 (verify_memory_partitions): Likewise.
8213 (init_tree_ssa): Allocate bitmap instead of hashtable for
8215 (delete_tree_ssa): Adjust.
8216 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8217 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8218 (compute_tag_properties): Likewise.
8219 (set_initial_properties): Likewise.
8220 (find_partition_for): Likewise.
8221 (update_reference_counts): Likewise.
8222 (dump_may_aliases_for): Likewise.
8223 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8224 (add_call_clobber_ops): Likewise.
8225 (add_call_read_ops): Likewise.
8226 (get_asm_expr_operands): Likewise.
8227 * tree-into-ssa.c (dump_decl_set): Likewise.
8228 (update_ssa): Likewise.
8229 * tree-sra.c (scan_function): Likewise.
8230 (decide_instantiations): Likewise.
8231 (scalarize_parms): Likewise.
8232 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8233 (dsa_named_for): Likewise.
8234 * tree-ssa-structalias.c (update_alias_info): Likewise.
8235 (merge_smts_into): Likewise.
8237 2008-02-27 David Daney <ddaney@avtrex.com>
8240 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
8241 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
8242 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
8243 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
8244 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
8246 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
8249 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
8250 (BUILT_IN_NEXTTOWARD): Remove.
8251 (BUILT_IN_NEXTTOWARDF): Ditto.
8252 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
8253 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
8255 2008-02-27 Tom Tromey <tromey@redhat.com>
8257 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
8258 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
8260 2008-02-27 Jan Beulich <jbeulich@novell.com>
8262 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
8263 update the respective field on newdecl.
8265 2008-02-27 Revital Eres <eres@il.ibm.com>
8267 PR rtl-optimization/34999
8268 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
8269 crossing edges that ends with a call insn.
8270 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
8271 call insn and clear the EDGE_CROSSING flag of the crossing edge
8272 when fixing fallthru edges.
8274 2008-02-27 Richard Guenther <rguenther@suse.de>
8277 * fold-const.c (fold_unary): Return the correct argument,
8278 converted to the result type.
8280 2008-02-27 Richard Guenther <rguenther@suse.de>
8283 * expr.c (expand_expr_real_1): Assert on rotates that operate
8285 * fold-const.c (fold_binary): Use the types precision, not the
8286 bitsize of the mode if folding rotate expressions. Build rotates
8287 only for full modes.
8289 2008-02-27 Jakub Jelinek <jakub@redhat.com>
8291 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
8293 * c-pragma.c (pragma_ns_name): New typedef.
8294 (registered_pp_pragmas): New variable.
8295 (c_pp_lookup_pragma): New function.
8296 (c_register_pragma_1): If flag_preprocess_only, do nothing
8297 for non-expanded pragmas, for expanded ones push pragma's
8298 namespace and name into registered_pp_pragmas vector.
8299 (c_invoke_pragma_handler): Register OpenMP pragmas even when
8300 flag_preprocess_only, don't register GCC pch_preprocess
8301 pragma if flag_preprocess_only.
8302 * c-opts.c (c_common_init): Call init_pragma even if
8303 flag_preprocess_only.
8304 * c-pragma.c (c_pp_lookup_pragma): New prototype.
8305 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
8306 cpp_register_pragma if flag_preprocess_only.
8308 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8311 * c-parser.c (c_parser_translation_unit): Warn for empty
8312 translation unit, not empty source file.
8314 2008-02-26 Paul Brook <paul@codesourcery.com>
8316 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
8317 operand for Thumb-2.
8318 * config/arm/arm.h (reg_class): Add CORE_REGS.
8319 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
8320 (BASE_REG_CLASS): Use CORE_REGS.
8321 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
8322 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
8323 (REGNO_OK_FOR_INDEX_P): Exclude SP.
8324 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
8325 ARM_REGNO_OK_FOR_INDEX_P.
8326 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
8327 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
8328 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
8329 (ldm/stm peepholes): Ditto.
8330 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
8331 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
8332 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
8333 * config/arm/constraints.md: Enable "k" constraint on ARM.
8335 2008-02-27 Ben Elliston <bje@au.ibm.com>
8337 * config/rs6000/rs6000.c: Annotate cache line size field in all
8338 instances of struct processor_costs.
8340 2008-02-26 David Edelsohn <edelsohn@gnu.org>
8342 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
8343 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
8344 jump_bypass): New counters.
8345 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
8346 * dce.c (gate_ud_dce): Same.
8347 (gate_fast_dce): Same.
8348 * dse.c (gate_dse1): New function.
8349 (gate_dse2): New function.
8350 (gate_dse): Merge results of new gate functions.
8351 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
8352 (gate_handle_jump_bypass): Add dbg_cnt.
8353 (gate_handle_gcse): Add dbg_cnt.
8354 * ifcvt.c (gate_handle_if_conversion): Same.
8355 (gate_handle_if_after_combine): Same.
8356 (gate_handle_if_after_reload): Same.
8357 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
8359 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
8361 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
8363 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
8365 2008-02-26 Jason Merrill <jason@redhat.com>
8368 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
8369 alone if it's the naming decl for the type's main variant.
8371 2008-02-26 Tom Tromey <tromey@redhat.com>
8373 * system.h (USE_MAPPED_LOCATION): Poison.
8374 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
8375 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
8376 (make_goto_expr_edges): Likewise.
8377 (remove_bb): Likewise.
8378 (execute_warn_function_return): Likewise.
8379 * basic-block.h (struct edge_def) <goto_locus>: Change type to
8381 * c-common.c (fname_decl): Remove old location code.
8382 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
8384 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
8386 (ASM_INPUT_SOURCE_LOCATION): Likewise.
8387 (gen_rtx_ASM_INPUT): Likewise.
8388 (gen_rtx_ASM_INPUT_loc): Likewise.
8389 (get_rtx_asm_OPERANDS): Remove.
8390 * cfglayout.c (insn_locators_alloc): Remove old location code.
8391 (set_curr_insn_source_location): Likewise.
8392 (curr_insn_locator): Likewise.
8393 * print-tree.c (print_node): Remove old location code.
8394 * tree-mudflap.c (mf_varname_tree): Remove old location code.
8395 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
8396 * cfgexpand.c (expand_gimple_cond_expr): Don't use
8397 location_from_locus.
8398 (construct_exit_block): Remove old location code.
8399 * emit-rtl.c (force_next_line_note): Remove old location code.
8400 * profile.c (branch_prob): Remove old location code.
8401 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
8402 LOC_LINE): Remove old-location variants.
8403 * langhooks.c (lhd_print_error_function): Remove old location
8405 * configure, config.in: Rebuilt.
8406 * configure.ac (--enable-mapped-location): Remove.
8407 * c-decl.c (c_init_decl_processing): Remove old location code.
8408 (finish_function): Likewise.
8409 * recog.c (decode_asm_operands): Remove old location code.
8410 * c-pch.c (c_common_read_pch): Remove old location code.
8411 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
8413 * gimple-low.c (lower_function_body): Remove old location code.
8414 * toplev.c (unknown_location): Remove.
8415 (push_srcloc): Remove old-location variant.
8416 (process_options): Remove old location code.
8417 (lang_dependent_init): Likewise.
8418 * input.h (UNKNOWN_LOCATION): Move definition.
8419 (location_t): Undeprecate.
8420 (source_locus): Remove.
8421 (location_from_locus): Remove.
8422 (struct location_s): Remove.
8423 Remove all old-location code.
8424 (input_line, input_filename): Remove.
8425 * final.c (final_scan_insn): Remove old location code.
8426 * diagnostic.c (diagnostic_build_prefix): Remove
8427 USE_MAPPED_LOCATION test.
8428 * tree.h (gimple_stmt) <locus>: Now a location_t.
8429 (tree_exp) <locus>: Likewise.
8430 (DECL_IS_BUILTIN): Remove old-location variant.
8431 (annotate_with_file_line, annotate_with_locus): Likewise.
8432 (expr_locus, set_expr_locus): Update.
8433 * tree.c (build1_stat): Remove old location code.
8434 (last_annotated_node): Remove.
8435 (annotate_with_file_line): Remove old-location variant.
8436 (annotate_with_locus): Likewise.
8437 (expr_location): Remove old location code.
8438 (set_expr_location): Likewise.
8439 (expr_has_location): Likewise.
8440 (expr_locus): Likewise.
8441 (set_expr_locus): Likewise.
8442 (expr_filename): Don't use location_from_locus.
8443 (expr_lineno): Likewise.
8444 * rtl-error.c (location_for_asm): Remove old location code.
8445 * c-lex.c (cb_line_change): Remove old location code.
8446 (fe_file_change): Likewise.
8447 (cb_def_pragma): Likewise.
8448 (c_lex_with_flags): Likewise.
8449 * gengtype.c (do_typedef): Don't special-case location types.
8450 (define_location_structures): Remove.
8451 (main): Don't call define_location_structures.
8452 * tree-pretty-print.c (dump_implicit_edges): Remove old location
8455 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8458 * builtins.def (BUILT_IN_STDARG_START): Remove.
8459 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
8460 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8461 * tree-inline.c (inline_forbidden_p_1): Likewise.
8463 2008-02-26 Richard Guenther <rguenther@suse.de>
8465 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8466 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8467 (lookup_decl_from_uid): Declare.
8468 (remove_decl_from_map): Likewise.
8469 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8470 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8471 (decl_for_uid_map): New global hashtable mapping DECL_UID
8473 (init_ttree): Allocate it.
8474 (insert_decl_to_uid_decl_map): New helper function.
8475 (make_node_stat): Insert new decls into the map.
8476 (copy_node_stat): Likewise.
8477 (lookup_decl_from_uid): New function.
8478 (remove_decl_from_map): Likewise.
8479 (print_decl_for_uid_map_statistics): New helper.
8480 (dump_tree_statistics): Call it.
8482 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8483 (referenced_var_iterator): Adjust.
8484 (FOR_EACH_REFERENCED_VAR): Adjust.
8485 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8486 (num_referenced_vars): Adjust.
8487 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8488 (first_referenced_var): Remove.
8489 (end_referenced_vars_p): Likewise.
8490 (next_referenced_var): Likewise.
8491 (referenced_var_iterator_set): New helper function.
8492 * tree-dfa.c (referenced_var_lookup): Adjust.
8493 (referenced_var_check_and_insert): Likewise.
8494 (remove_referenced_var): Likewise.
8495 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8496 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8497 (verify_call_clobbering): Likewise.
8498 (verify_memory_partitions): Likewise.
8499 (init_tree_ssa): Allocate bitmap instead of hashtable for
8501 (delete_tree_ssa): Adjust.
8502 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8503 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8504 (compute_tag_properties): Likewise.
8505 (set_initial_properties): Likewise.
8506 (find_partition_for): Likewise.
8507 (update_reference_counts): Likewise.
8508 (dump_may_aliases_for): Likewise.
8509 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8510 (add_call_clobber_ops): Likewise.
8511 (add_call_read_ops): Likewise.
8512 (get_asm_expr_operands): Likewise.
8513 * tree-into-ssa.c (dump_decl_set): Likewise.
8514 (update_ssa): Likewise.
8515 * tree-sra.c (scan_function): Likewise.
8516 (decide_instantiations): Likewise.
8517 (scalarize_parms): Likewise.
8518 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8519 (dsa_named_for): Likewise.
8520 * tree-ssa-structalias.c (update_alias_info): Likewise.
8521 (merge_smts_into): Likewise.
8523 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8526 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
8527 * c-opts.c (c_common_handle_option): Wall enables
8528 Wvolatile-register-var.
8529 * common.opt: Move Wvolatile-register-var to...
8532 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8534 * common.opt (Wlarger-than=): New.
8535 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
8537 * opts.c (common_handle_option): Handle -Wlarger-than=.
8538 * optc-gen.awk: Likewise.
8539 * opth-gen.awk: Likewise.
8540 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
8541 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8543 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8545 * c-common.c (match_case_to_enum_1): Add appropriate
8546 OPT_W* parameter to warning.
8547 (c_do_switch_warnings): Likewise.
8548 * c-typeck.c (warning_init): Add one more parameter following
8550 (push_init_level): Update call to warning_init.
8551 (pop_init_level): Likewise.
8552 (add_pending_init): Likewise.
8553 (output_init_element: Likewise.
8555 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8558 * toplev.c (toplev_main): If there are warnings or error, print
8559 errors for ignored options.
8560 * opts.c (ignored_options): New static variable.
8561 (postpone_unknown_option_error): New.
8562 (print_ignored_options): New.
8563 (handle_option): Postpone errors for unknown -Wno-* options.
8564 * opts.h (print_ignored_options): Declare.
8566 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
8568 * config/mips/mips.md (loadgp_blockage, blockage): Change type
8571 2008-02-25 Richard Guenther <rguenther@suse.de>
8574 2008-02-25 Richard Guenther <rguenther@suse.de>
8576 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8577 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8578 (lookup_decl_from_uid): Declare.
8579 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8580 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8581 (decl_for_uid_map): New global hashtable mapping DECL_UID
8583 (init_ttree): Allocate it.
8584 (insert_decl_to_uid_decl_map): New helper function.
8585 (make_node_stat): Insert new decls into the map.
8586 (copy_node_stat): Likewise.
8587 (lookup_decl_from_uid): New function.
8588 (print_decl_for_uid_map_statistics): New helper.
8589 (dump_tree_statistics): Call it.
8591 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8592 (referenced_var_iterator): Adjust.
8593 (FOR_EACH_REFERENCED_VAR): Adjust.
8594 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8595 (num_referenced_vars): Adjust.
8596 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8597 (first_referenced_var): Remove.
8598 (end_referenced_vars_p): Likewise.
8599 (next_referenced_var): Likewise.
8600 (referenced_var_iterator_set): New helper function.
8601 * tree-dfa.c (referenced_var_lookup): Adjust.
8602 (referenced_var_check_and_insert): Likewise.
8603 (remove_referenced_var): Likewise.
8604 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8605 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8606 (verify_call_clobbering): Likewise.
8607 (verify_memory_partitions): Likewise.
8608 (init_tree_ssa): Allocate bitmap instead of hashtable for
8610 (delete_tree_ssa): Adjust.
8611 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8612 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8613 (compute_tag_properties): Likewise.
8614 (set_initial_properties): Likewise.
8615 (find_partition_for): Likewise.
8616 (update_reference_counts): Likewise.
8617 (dump_may_aliases_for): Likewise.
8618 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8619 (add_call_clobber_ops): Likewise.
8620 (add_call_read_ops): Likewise.
8621 (get_asm_expr_operands): Likewise.
8622 * tree-into-ssa.c (dump_decl_set): Likewise.
8623 (update_ssa): Likewise.
8624 * tree-sra.c (scan_function): Likewise.
8625 (decide_instantiations): Likewise.
8626 (scalarize_parms): Likewise.
8627 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8628 (dsa_named_for): Likewise.
8629 * tree-ssa-structalias.c (update_alias_info): Likewise.
8630 (merge_smts_into): Likewise.
8632 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8635 * doc/invoke.texi (-fcx-limited-range): Document new option.
8636 * toplev.c (process_options): Handle -fcx-fortran-rules.
8637 * common.opt: Add documentation for -fcx-fortran-rules.
8639 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8642 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
8643 actual behaviour and C99.
8645 2008-02-26 Ben Elliston <bje@au.ibm.com>
8647 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
8648 (ASM_CPU_POWER6_SPEC): Likewise.
8649 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
8650 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
8651 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
8653 2008-02-25 Richard Guenther <rguenther@suse.de>
8655 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8656 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8657 (lookup_decl_from_uid): Declare.
8658 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8659 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8660 (decl_for_uid_map): New global hashtable mapping DECL_UID
8662 (init_ttree): Allocate it.
8663 (insert_decl_to_uid_decl_map): New helper function.
8664 (make_node_stat): Insert new decls into the map.
8665 (copy_node_stat): Likewise.
8666 (lookup_decl_from_uid): New function.
8667 (print_decl_for_uid_map_statistics): New helper.
8668 (dump_tree_statistics): Call it.
8670 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8671 (referenced_var_iterator): Adjust.
8672 (FOR_EACH_REFERENCED_VAR): Adjust.
8673 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8674 (num_referenced_vars): Adjust.
8675 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8676 (first_referenced_var): Remove.
8677 (end_referenced_vars_p): Likewise.
8678 (next_referenced_var): Likewise.
8679 (referenced_var_iterator_set): New helper function.
8680 * tree-dfa.c (referenced_var_lookup): Adjust.
8681 (referenced_var_check_and_insert): Likewise.
8682 (remove_referenced_var): Likewise.
8683 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8684 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8685 (verify_call_clobbering): Likewise.
8686 (verify_memory_partitions): Likewise.
8687 (init_tree_ssa): Allocate bitmap instead of hashtable for
8689 (delete_tree_ssa): Adjust.
8690 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8691 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8692 (compute_tag_properties): Likewise.
8693 (set_initial_properties): Likewise.
8694 (find_partition_for): Likewise.
8695 (update_reference_counts): Likewise.
8696 (dump_may_aliases_for): Likewise.
8697 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8698 (add_call_clobber_ops): Likewise.
8699 (add_call_read_ops): Likewise.
8700 (get_asm_expr_operands): Likewise.
8701 * tree-into-ssa.c (dump_decl_set): Likewise.
8702 (update_ssa): Likewise.
8703 * tree-sra.c (scan_function): Likewise.
8704 (decide_instantiations): Likewise.
8705 (scalarize_parms): Likewise.
8706 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8707 (dsa_named_for): Likewise.
8708 * tree-ssa-structalias.c (update_alias_info): Likewise.
8709 (merge_smts_into): Likewise.
8711 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
8714 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
8715 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
8716 * alias.h (nonoverlapping_memrefs_p): Likewise.
8718 2008-02-25 Jan Beulich <jbeulich@novell.com>
8720 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
8721 * config/i386/netware-libgcc.exp: Add __bswap?i2,
8722 __emultls_get_address, __emultls_register_common,
8723 __floatundi?f, and _Unwind_GetIPInfo.
8724 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
8725 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
8726 (gen_regparm_prefix): Likewise.
8727 (i386_nlm_encode_section_info): Sync with
8728 config/i386/winnt.c:i386_pe_encode_section_info().
8729 (i386_nlm_maybe_mangle_decl_assembler_name): New.
8730 i386_nlm_mangle_decl_assembler_name): New.
8731 (netware_override_options): New.
8732 * config/i386/netware.h (netware_override_options): Declare.
8733 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
8734 (i386_nlm_mangle_decl_assembler_name): Declare.
8735 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
8737 2008-02-25 Ben Elliston <bje@au.ibm.com>
8740 * c-decl.c (grokdeclarator): Remove unused local variables
8741 `typedef_type' and `type_as_written'.
8743 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
8744 unused local variable `has_hot_blocks'.
8745 (fix_crossing_conditional_branches): Remove unused local variable
8748 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
8751 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
8752 using DEF_C99_BUILTIN.
8753 (BUILT_IN_NANF): Ditto.
8754 (BUILT_IN_NANL): Ditto.
8756 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
8757 Revital Eres <eres@il.ibm.com>
8759 * modulo-sched.c (calculate_must_precede_follow): Address TODO
8760 regarding the order of two dependent insns in the same row.
8762 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
8764 * stor-layout.c (layout_decl): Do not bump the alignment of a
8765 bit-field to more than byte alignment if it is packed.
8767 2008-02-24 David Edelsohn <edelsohn@gnu.org>
8769 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
8772 2008-02-24 Diego Novillo <dnovillo@google.com>
8774 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
8777 * tree-vrp.c (vrp_evaluate_conditional): With
8778 -Wtype-limits, emit a warning when comparing against a
8779 constant outside the natural range of OP0's type.
8780 * c.opt (Wtype-limits): Move ...
8781 * common.opt (Wtype-limits): ... here.
8783 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
8785 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
8786 * config/rs6000/e300c2c3.md: New file.
8787 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8789 (rs6000_override_options): Add e300c2 and e300c3 cases to
8790 processor_target_table. Do not allow usage of Altivec or Spe
8791 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
8792 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
8793 * config/rs6000/rs6000.h (processor_type): Add
8794 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
8795 (ASM_CPU_SPEC): Add e300c2 and e300c3.
8796 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
8797 and ppce300c3. Include e300c2c3.md.
8799 2008-02-23 David Edelsohn <edelsohn@gnu.org>
8801 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
8802 instead of TARGET_STRICT_ALIGN.
8804 2008-02-23 Joseph Myers <joseph@codesourcery.com>
8806 * explow.c (memory_address): Assert that the generated address is
8809 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8812 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
8813 * config/darwin-ppc-ldouble-patch.def: New file.
8814 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
8815 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
8816 SUBTARGET_INIT_BUILTINS if defined.
8817 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
8820 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8823 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
8824 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
8826 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8829 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
8830 file" warning condtional on -Winvalid-PCH.
8832 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8834 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
8836 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
8840 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
8841 prevent reload from using MMX registers.
8842 (*mov<mode>_internal): Ditto.
8843 (*movv2sf_internal_rex64): Ditto.
8844 (*movv2sf_internal): Ditto.
8846 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8848 PR documentation/31569
8849 * doc/install.texi2html: Use makeinfo --no-number-sections.
8851 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8853 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
8854 ensure that we can address an entire entity > 8 bytes. Don't
8855 generate reg+reg addressing for such data.
8857 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8859 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
8860 strings when optimizing for size, unless the target cares about
8863 2008-02-22 Tom Tromey <tromey@redhat.com>
8865 * regclass.c (current_pass): Remove declaration.
8867 2008-02-22 Anatoly Sokolov <aesok@post.ru>
8869 * config/avr/libgcc.S (__RAMPZ__): Define.
8870 (__do_copy_data): Add for devices with 128KB code memory.
8872 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8874 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8876 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
8878 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
8880 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
8883 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8886 * c-typeck.c (build_binary_op): Warn about floating point
8887 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
8889 2008-02-21 Janis Johnson <janis187@us.ibm.com>
8892 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
8893 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
8895 (rs6000_override_options): Set altivec_abi as default, not override,
8896 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
8897 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
8898 is used; use new member spe_abi.
8899 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
8900 spe_abi and altivec_abi.
8902 2008-02-22 Tomas Bily <tbily@suse.cz>
8904 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
8906 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8909 * config.build (build_file_translate): Set to `CMD //c' only if
8911 * Makefile.in (build_file_translate): Improve comment.
8913 2008-02-21 Jan Hubicka <jh@suse.cz>
8915 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
8916 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
8917 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
8919 2008-02-21 Michael Matz <matz@suse.de>
8922 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
8924 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
8926 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
8927 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
8929 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
8930 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
8931 SSE_VEC_FLOAT_MODE_P as insn constraint.
8932 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
8933 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
8934 sse4a_movntdf using MODEF mode iterator.
8935 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
8936 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
8937 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
8938 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
8939 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
8940 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
8941 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
8943 2008-02-21 Richard Guenther <rguenther@suse.de>
8945 * tree.def (PAREN_EXPR): New tree code.
8946 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
8948 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
8949 * expr.c (expand_expr_real_1): Likewise.
8950 * tree-inline.c (estimate_num_insns_1): Likewise.
8951 * tree-complex.c (expand_complex_move): Likewise.
8952 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
8955 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8958 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
8960 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8963 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
8965 * config/sh/sh.c (find_barrier): Don't go past
8966 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
8968 2008-02-20 DJ Delorie <dj@redhat.com>
8970 * config/h8300/h8300.md (insv): Force source operand to be a register.
8972 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
8973 as a jump, not as a plain insn.
8975 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
8977 * doc/invoke.texi (Warning Options): Add new option
8978 -Wframe-larger-than=.
8979 (-Wframe-larger-than): Document.
8981 * flags.h (warn_frame_larger_than, frame_larger_than_size):
8982 Add declarations for new option variables.
8984 * final.c (final_start_function): Check the frame size
8985 before emission and issue a Wframe-larger-than warning.
8987 * opts.c (warn_frame_larger_than, frame_larger_than_size):
8988 Add definitions for new option variables.
8989 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
8991 * common.opt (Wframe-larger-than=): New option.
8993 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8995 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
8996 (<sse>_div<mode>3): Ditto.
8997 (<sse>_vmdiv<mode>3): Ditto.
8998 (<sse>_vmsqrt<mode>2): Ditto.
8999 (*smax<mode>3): Ditto.
9000 (sse5_frcz<mode>2): Ditto.
9001 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
9004 2008-02-20 Richard Guenther <rguenther@suse.de>
9007 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
9008 be happy with INTEGRAL_TYPE_P.
9010 2008-02-20 Richard Guenther <rguenther@suse.de>
9012 * fold-const.c (split_tree): Associate floatig-point expressions
9013 if flag_associative_math is set.
9015 2008-02-20 Richard Guenther <rguenther@suse.de>
9017 * tree.h (fold_real_zero_addition_p): Declare.
9018 * fold-const.c (fold_real_zero_addition_p): Export.
9019 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
9020 floating-point operations with zero and one.
9022 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
9024 * doc/install.texi: Correct references to CFLAGS, replacing them
9025 with BOOT_CFLAGS. Document flags used during bootstrap for
9028 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9030 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
9031 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
9032 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
9034 (smin<mode>3): Ditto from similar patterns.
9035 (smax<mode>3): Ditto.
9036 (*ieee_smin<mode>3): Ditto.
9037 (*ieee_smax<mode>3): Ditto.
9038 * config/i386/sse.md (sse): New mode attribute.
9039 (mov<mode>): Macroize expander from movv4sf and movv2df using
9040 SSEMODEF2P mode iterator.
9041 (<sse>_movnt<mode>): Ditto from similar patterns. Use
9042 SSE_VEC_FLOAT_MODE_P as insn constraint.
9043 (storent<mode>): Ditto.
9044 (storent<mode>): Macroize expander from storentsf and storentdf using
9045 MODEF mode iterator.
9046 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
9047 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
9048 (abs<mode>2): Ditto from similar patterns.
9049 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
9050 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
9051 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
9052 (<sse>_vmsqrt<mode>2): Ditto.
9053 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
9054 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
9055 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
9056 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
9057 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
9058 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
9059 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
9061 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
9062 iterator and SSE_FLOAT_MODE_P as insn constraint.
9063 (<sse>_ucomi): Ditto from similar patterns.
9064 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
9065 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
9066 SSE_VEC_FLOAT_MODE_P as insn constraint.
9067 (vcond<mode>): Ditto from similar patterns.
9068 (and<mode>3, *and<mode>3): Ditto.
9069 (<sse>_nand<mode>3): Ditto.
9070 (ior<mode>3, *ior<mode>3): Ditto.
9071 (xor<mode>3, *xor<mode>3): Ditto.
9072 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
9073 iterator and SSE_FLOAT_MODE_P as insn constraint.
9074 (*nand<mode>3): Ditto from similar patterns.
9075 (*ior<mode>3): Ditto.
9076 (*xor<mode>3): Ditto.
9078 2008-02-20 Ira Rosen <irar@il.ibm.com>
9080 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
9081 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
9082 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
9084 2008-02-19 Jan Hubicka <jh@suse.cz>
9086 * predict.c (tree_bb_level_predictions): Remove variable next
9087 mistakely introduced by previous commit.
9089 2008-02-19 Jan Hubicka <jh@suse.cz>
9091 * predict.c (predict_paths_leading_to): Rewrite.
9092 (predict_paths_for_bb): New.
9093 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
9095 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9098 * Makefile.in (build_file_translate): New.
9099 (gcc-vers.texi): Use it for translating $(abs_srcdir).
9100 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
9101 * configure.ac (build_file_translate): Substitute it.
9102 * configure: Regenerate.
9104 2008-02-19 Jan Hubicka <jh@suse.cz>
9106 PR rtl-optimization/34408
9107 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
9110 2008-02-19 Jan Hubicka <jh@suse.cz>
9113 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
9116 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
9119 * config/i386/i386-modes.def: Revert the last DI alignment
9120 change until Ada people can look into it.
9122 2008-02-19 Nick Clifton <nickc@redhat.com>
9124 * opts.c (print_specific_help): Fix typo in --help text.
9126 2008-02-19 Jakub Jelinek <jakub@redhat.com>
9129 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
9130 32-bit inline asm without asm alternatives for host GCC < 3.0.
9132 2008-02-19 Richard Guenther <rguenther@suse.de>
9134 PR tree-optimization/34989
9135 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
9136 Allow propagation to INDIRECT_REF if we can simplify only.
9138 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9140 * c-common.c (warn_for_collisions_1): Use appropriate option when
9143 2008-02-19 Nick Clifton <nickc@redhat.com>
9146 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
9147 (handle_options): Fix indentation.
9148 (print_filtered_help): If no language-specific options were
9149 displayed tell the user how to list all the options supported by
9150 the language's front-end.
9151 (print_specific_help): Fix indentation and remove duplicate line.
9152 (common_handle_option): Handle the -v option.
9153 For --help enable the display of undocumented options if the -v
9154 switch has been included on the command line.
9155 For --help= check for overlaps in the arguments between the option
9156 classes and the language names and issue a warning when they
9157 cannot be disambiguated.
9158 * c.opt (v): Pass on to the common option handler.
9160 2008-02-19 Revital Eres <eres@il.ibm.com>
9162 * modulo-sched.c (sms_schedule): Change dump message when
9163 create_ddg function fails.
9164 (try_scheduling_node_in_cycle): Rename row to cycle.
9165 (print_partial_schedule): Rename CYCLE to ROW.
9167 2008-02-19 Christian Bruel <christian.bruel@st.com>
9168 Zdenek Dvorak <ook@ucw.cz>
9170 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
9172 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9175 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
9176 (*x86_movdicc_0_m1_se): Ditto.
9178 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9180 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
9181 (CMPtype): Define as __gcc_CMPtype.
9182 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
9183 (CMPtype): Define as __gcc_CMPtype.
9185 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
9187 Support valgrind 3.3 for --enable-checking=valgrind.
9188 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
9190 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
9191 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
9192 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
9193 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
9194 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
9195 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
9196 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
9198 * ggc-zone.c: Similar.
9199 * ggc-page.c: Similar.
9201 2008-02-19 Paul Brook <paul@codesourcery.com>
9204 * config/arm/ieee754-df.S: Fix do_it typo.
9205 * config/arm/ieee754-sf.S: Fix do_it typo.
9207 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9210 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
9211 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
9212 (OPTION_MASK_ISA_SSE_SET): Likewise.
9213 (OPTION_MASK_ISA_SSE2_SET): Likewise.
9214 (OPTION_MASK_ISA_SSE3_SET): Likewise.
9215 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
9216 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
9217 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
9218 (OPTION_MASK_ISA_SSE4_SET): Likewise.
9219 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
9220 (OPTION_MASK_ISA_SSE5_SET): Likewise.
9221 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
9222 (OPTION_MASK_ISA_MMX_UNSET): Updated.
9223 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
9224 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9225 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9226 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9227 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9228 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9229 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9230 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
9231 (OPTION_MASK_ISA_SSE4): Removed.
9232 (ix86_handle_option): Turn on bits in ix86_isa_flags and
9233 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
9234 (override_options): Don't turn on implied SSE/MMX bits in
9237 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9239 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9242 2008-02-18 Joey Ye <joey.ye@intel.com>
9245 * tree-nested.c (insert_field_into_struct): Set type alignment
9246 to field alignment if the former is less than the latter.
9248 2008-02-18 Jakub Jelinek <jakub@redhat.com>
9250 * BASE-VER: Set to 4.4.0.
9252 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9254 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
9255 * doc/cfg.texi: Likewise.
9256 * doc/extend.texi: Likewise.
9257 * doc/gty.texi: Likewise.
9258 * doc/invoke.texi: Likewise.
9259 * doc/loop.texi: Likewise.
9260 * doc/md.texi: Likewise.
9261 * doc/passes.texi: Likewise.
9262 * doc/rtl.texi: Likewise.
9263 * doc/sourcebuild.texi: Likewise.
9264 * doc/tm.texi: Likewise.
9265 * doc/tree-ssa.texi: Likewise.
9267 2008-02-17 Richard Guenther <rguenther@suse.de>
9270 * tree-complex.c (init_parameter_lattice_values): Handle parameters
9271 without default definition.
9273 2008-02-17 Richard Guenther <rguenther@suse.de>
9275 PR tree-optimization/35231
9276 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
9279 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
9282 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9283 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9284 libgcc_cmp_return mode.
9286 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9289 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
9291 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
9293 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
9296 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9298 * doc/c-tree.texi: Use `@.' where appropriate.
9299 * doc/extend.texi: Likewise.
9300 * doc/install.texi: Likewise.
9301 * doc/invoke.texi: Likewise.
9302 * doc/loop.texi: Likewise.
9303 * doc/makefile.texi: Likewise.
9304 * doc/md.texi: Likewise.
9305 * doc/passes.texi: Likewise.
9306 * doc/standards.texi: Likewise.
9307 * doc/tm.texi: Likewise.
9309 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9312 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
9314 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
9315 rather than in entry_bb.
9317 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9319 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9320 libgcc_cmp_return mode.
9322 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9325 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
9326 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
9328 2008-02-15 Richard Guenther <rguenther@suse.de>
9329 Zdenek Dvorak <ook@ucw.cz>
9331 PR tree-optimization/35164
9332 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
9333 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
9334 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
9335 Only propagate addresses which do not have abnormal SSA_NAMEs
9338 2008-02-15 Joseph Myers <joseph@codesourcery.com>
9341 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
9343 2008-02-15 Jan Hubicka <jh@suse.cz>
9346 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
9348 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9351 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
9352 when calculating alignment_pad.
9354 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9356 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
9357 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
9358 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
9359 and STACK_BOUNDARY define.
9361 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
9363 PR preprocessor/35061
9364 * c-pragma.c (handle_pragma_pop_macro): Check that
9365 pushed_macro_table has been allocated.
9367 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
9370 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
9371 (force_gimple_operand): Likewise.
9372 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
9373 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
9374 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
9375 (find_interesting_uses_address): Check addressability and alignment
9376 of the base expression only after substituting bases of IVs into it.
9378 2008-02-14 Michael Matz <matz@suse.de>
9381 * function.c (instantiate_virtual_regs_in_insn): Reload address
9382 before falling back to reloading the whole operand.
9384 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
9386 * config/s390/s390.c (s390_mainpool_start): Emit the pool
9387 before the first section switch note.
9389 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9391 * doc/bugreport.texi: Update copyright years.
9392 * doc/c-tree.texi: Likewise.
9393 * doc/cfg.texi: Likewise.
9394 * doc/cpp.texi: Likewise.
9395 * doc/cppinternals.texi: Likewise.
9396 * doc/fragments.texi: Likewise.
9397 * doc/frontends.texi: Likewise.
9398 * doc/gcc.texi: Likewise.
9399 * doc/gty.texi: Likewise.
9400 * doc/hostconfig.texi: Likewise.
9401 * doc/implement-c.texi: Likewise.
9402 * doc/libgcc.texi: Likewise.
9403 * doc/loop.texi: Likewise.
9404 * doc/makefile.texi: Likewise.
9405 * doc/options.texi: Likewise.
9406 * doc/passes.texi: Likewise.
9407 * doc/rtl.texi: Likewise.
9408 * doc/sourcebuild.texi: Likewise.
9409 * doc/standards.texi: Likewise.
9410 * doc/tree-ssa.texi: Likewise.
9411 * doc/trouble.texi: Likewise.
9413 * doc/extend.texi: Use @: or add comma where appropriate.
9414 * doc/invoke.texi: Likewise.
9415 * doc/tm.texi: Likewise.
9417 2008-02-14 Alan Modra <amodra@bigpond.net.au>
9420 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
9423 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
9425 * doc/md.texi (clz, ctz): Add reference.
9426 * doc/rtl.texi (clz, ctz): Likewise.
9428 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9431 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
9434 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
9436 * config/s390/s390.c (struct constant_pool): New field
9437 emit_pool_after added.
9438 (s390_mainpool_start): Set the emit_pool_after flag according
9439 to the section switch notes.
9440 (s390_mainpool_finish): Consider emit_pool_after when emitting
9441 the literal pool at the end of the function.
9442 (s390_chunkify_start): Force literal pool splits at section
9445 2008-02-13 Michael Matz <matz@suse.de>
9448 * var-tracking.c (clobber_variable_part): Correctly traverse the
9451 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9454 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
9455 Add -fdump-ipa-inline.
9456 * tree-dump.c (dump_files): Remove tree-inlined dump.
9457 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
9459 2008-02-12 Richard Guenther <rguenther@suse.de>
9461 PR tree-optimization/35171
9462 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
9465 2008-02-12 Richard Guenther <rguenther@suse.de>
9468 * fold-const.c (fold_widened_comparison): Use get_unwidened in
9469 value-preserving mode. Disallow final truncation.
9471 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
9474 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
9475 code from here to...
9476 (force_gimple_operand): ...here.
9478 2008-02-12 Jakub Jelinek <jakub@redhat.com>
9481 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
9482 non-compatible pointers.
9483 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
9484 different FIELD_DECLs, try harder by comparing field offsets, sizes
9488 * function.c (match_asm_constraints_1): Don't replace the same input
9491 2008-02-12 Anatoly Sokolov <aesok@post.ru>
9493 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
9494 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
9495 (expand_epilogue): Restore RAMPZ register.
9496 * config/avr/avr.md (RAMPZ_ADDR): New constant.
9498 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
9500 * config/i386/cygwin.asm: (__alloca): Correct calling
9501 convention and alignment.
9502 (__chkstk): Force 8 byte stack alignment.
9504 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
9505 Richard Guenther <rguenther@suse.de>
9507 PR tree-optimization/33992
9508 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
9509 the zero we compare against.
9511 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
9514 * gthr-win32.h (__gthread_mutex_destroy_function): New function
9515 to CloseHandle after unlocking to prevent accumulation of handle
9518 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9521 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
9522 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
9523 and update LABEL_NUSES during and after reload.
9525 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
9528 * combine.c (simplify_if_then_else): Make sure the comparison is
9529 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
9531 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
9534 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
9535 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
9536 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
9537 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
9538 * tree.h (get_type_static_bounds): Likewise.
9540 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9542 * doc/invoke.texi (Option Summary, C++ Dialect Options)
9543 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9544 Make -Wfoo language annotations match what the compiler outputs.
9546 2008-02-08 Sa Liu <saliu@de.ibm.com>
9548 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
9549 intrinsics spu_convts, spu_convtu, spu_convtf.
9551 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
9553 * doc/extend.texi (Function Attributes) <noinline>: Mention
9554 asm ("") as method to keep calls.
9556 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9559 * doc/options.texi (Options): Replace references to opts.sh with
9561 * opts-common.c: Likewise.
9562 * optc-gen.awk: Likewise.
9564 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
9566 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
9568 2008-02-07 Richard Henderson <rth@redhat.com>
9571 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
9572 EXPR_LIST for the REG_EQUAL instead of a comparison with a
9575 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
9577 PR tree-optimization/35085
9578 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
9579 for operand entry oe2 in addition to operand entry oe3 in order to
9580 expose more opportunities for vectorizer sum reduction.
9582 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9585 * Makefile.in (LIBS): Remove $(GMPLIBS).
9586 (cc1-dummy, cc1): Add $(GMPLIBS).
9588 2008-02-06 Jan Hubicka <jh@suse.cz>
9591 * i386.md (moddf_integer): Do not produce partial memory stalls for
9592 targets where it hurts.
9594 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
9597 * optabs.c (expand_float): Do not check for decimal modes when
9598 expanding unsigned integer through signed conversion.
9600 2008-02-06 Nick Clifton <nickc@redhat.com>
9602 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
9603 inside the clobber with a match_operand and duplicated operand
9604 number in the constraint.
9605 (ineqbranchsi): Delete redundant comment.
9607 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9609 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
9610 builtin_define ("__USE_INIT_FINI__").
9611 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
9613 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
9615 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9617 PR documentation/30330
9618 * doc/invoke.texi (C++ Dialect Options)
9619 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9620 For each warning option -Wfoo that allows -Wno-foo, ensure both
9621 -Wfoo and -Wno-foo are listed in the option index. Fix index
9622 entry of -Wswitch-default, index -Wnormalized= including the
9623 `=', and -Wlarger-than-@var{len} including @var{len}.
9625 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9627 * config/i386/i386.md (floatunssisf2): Use
9628 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
9629 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
9630 Macroize expander using MODEF mode iterator.
9632 2008-02-05 Diego Novillo <dnovillo@google.com>
9634 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
9637 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
9639 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9642 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
9644 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
9647 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
9648 to indicate if a message should be generated.
9649 (init_cumulative_args): Updated.
9650 (function_value_32): Likewise.
9652 2008-02-05 Joseph Myers <joseph@codesourcery.com>
9654 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
9656 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9659 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
9660 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
9662 2008-02-04 Diego Novillo <dnovillo@google.com>
9664 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
9667 * tree-vrp.c (vrp_evaluate_conditional): With
9668 -Wtype-limits, emit a warning when comparing against a
9669 constant outside the natural range of OP0's type.
9671 2008-02-04 Richard Guenther <rguenther@suse.de>
9674 * expr.c (count_type_elements): Give for unions instead of
9677 2008-02-04 Richard Guenther <rguenther@suse.de>
9680 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
9681 to TYPE_DOMAINs base type instead of using bitsizetype here.
9683 2008-02-03 Jason Merrill <jason@redhat.com>
9685 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
9687 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9690 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
9691 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
9692 (RS/6000 and PowerPC Options): Fix typos and markup.
9693 * doc/passes.texi (Tree-SSA passes): Likewise.
9695 2008-02-02 Michael Matz <matz@suse.de>
9698 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
9699 from record_last_reg_set_info.
9700 (record_last_reg_set_info): Take an RTX argument, iterate over all
9701 constituent hardregs.
9702 (record_last_set_info, record_opr_changes): Change calls to
9703 new signature or to record_last_reg_set_info_regno.
9705 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
9707 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
9709 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
9711 PR rtl-optimization/34773
9712 * reg-notes.def (EQUAL): Mention significance of combination of
9713 REG_EQUAL and REG_RETVAL.
9714 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
9715 insn that has a REG_RETVAL.
9717 2008-02-01 Roger Sayle <roger@eyesopen.com>
9720 * configure.ac (--enable-fixed-point): Disable unless explicitly
9722 * configure: Regenerate.
9724 2008-02-01 Richard Guenther <rguenther@suse.de>
9727 * invoke.texi (-finline-limit): Remove no longer true parts
9728 of the documentation. Note that there is no default value.
9730 2008-02-01 Andrew Pinski <pinskia@gmail.com>
9731 Mark Mitchell <mark@codesourcery.com>
9732 Ben Elliston <bje@au.ibm.com>
9735 * doc/extend.texi (Other Builtins): Document.
9737 2008-01-31 Tom Browder <tom.browder@gmail.com>
9739 * doc/c-tree.texi (Types): Fix grammar.
9740 (Expression trees): Ditto.
9741 * doc/passes.texi (Tree-SSA passes): Ditto.
9743 * doc/configterms.texi (Configure Terms): Fix typo.
9744 * doc/cpp.texi (Common Predefined Macros): Ditto.
9745 * doc/md.texi (Machine Constraints): Ditto.
9747 * doc/makefile.texi (Makefile): Add comma.
9749 2008-01-31 Tom Browder <tom.browder@gmail.com>
9750 Gerald Pfeifer <gerald@pfeifer.com>
9752 * doc/sourcebuild.texi (Front End): Remove references to CVS
9753 and CVSROOT/modules.
9754 (Texinfo Manuals): Replace reference to CVS by one to SVN.
9755 (Back End): Remove reference to CVS.
9757 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9760 * config/mips/mips.c (gen_load_const_gp): New function, taking a
9762 (mips16_gp_pseudo_reg): ...here.
9763 * config/mips/mips.md (load_const_gp): Replace with...
9764 (load_const_gp_<mode>): ...this :P-based insn.
9766 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9768 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
9769 options. Minor fixes.
9770 (-std): Move reference to standards closer to where language
9771 standards are first mentioned.
9773 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9775 PR rtl-optimization/34995
9776 * reload.c (alternative_allows_const_pool_ref): Take an rtx
9777 parameter and return a bool. If the rtx parameter is nonnull,
9778 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
9779 (find_reloads): Update call accordingly. Pass the new operand
9780 if it needed no address reloads, otherwise pass null.
9782 2008-01-30 Richard Henderson <rth@redhat.com>
9785 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
9786 for unbounded arrays.
9788 2008-01-30 Silvius Rus <rus@google.com>
9790 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
9792 2008-01-30 Jan Hubicka <jh@suse.cz>
9795 * i386.c (init_cumulative_args): Use real function declaration when
9798 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
9800 PR rtl-optimization/34998
9801 * global.c (build_insn_chain): Treat non-subreg_lowpart
9802 SUBREGs of pseudos as clobbering all the words covered by the
9803 SUBREG, not just all the bytes.
9804 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
9805 original df_ref rather than an extract parameter.
9806 (global_conflicts): Update call accordingly.
9808 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
9810 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
9811 the overflow check to make it easier to read.
9812 (__fixtfdi): Change the type of the ll member in union
9813 long_double to UDItype_x.
9815 2008-01-30 Jakub Jelinek <jakub@redhat.com>
9818 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
9819 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
9820 * tree-inline.c (fold_marked_statements): Call
9821 cgraph_update_edges_for_call_stmt if folding a call statement.
9822 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
9823 debug_generic_stmt calls, reset it back afterwards.
9826 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
9828 * c-typeck.c (build_external_ref): Don't pedwarn about
9829 static vars in current function's scope.
9831 2008-01-29 Joseph Myers <joseph@codesourcery.com>
9833 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
9835 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
9838 * ipa-struct-reorg.c: Fix spelling.
9839 * params.def: Ditto.
9841 2008-01-29 Richard Guenther <rguenther@suse.de>
9844 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
9846 * tree-inline.c (remap_type): Increment remapping_type_depth
9847 around remapping types.
9848 (copy_body_r): Only add referenced variables if they are referenced
9849 from code, not types.
9851 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
9862 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
9863 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
9865 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
9868 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
9869 pointer for tiny stack.
9871 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9873 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
9875 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9877 * config/vx-common.h: Fix typo in comment.
9879 2008-01-28 Ian Lance Taylor <iant@google.com>
9883 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
9884 coalesce pointers if they have different DECL_NO_TBAA_P values.
9885 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
9886 between variables with different DECL_NO_TBAA_P values.
9888 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
9891 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
9892 are not legitimate small data references on SPE targets.
9894 2008-01-28 David Daney <ddaney@avtrex.com>
9896 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
9898 2008-01-28 David Daney <ddaney@avtrex.com>
9900 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
9902 2008-01-27 Joseph Myers <joseph@codesourcery.com>
9904 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
9905 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
9906 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
9907 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
9908 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9909 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
9910 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
9911 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
9913 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9915 * basic-block.h (condjump_equiv_p): Fix comment.
9917 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9919 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
9920 print_generic_stmt_indented): Fix comment.
9922 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9924 * configure.ac (__stack_chk_fail): Add detecion for availability
9925 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
9926 * configure: Regenerate.
9928 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
9931 * final.c (output_addr_const): Handle TRUNCATE.
9933 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
9936 * tree-ssa-loop-ivopts.c (comp_cost): New type.
9937 (zero_cost, infinite_cost): New constants.
9938 (struct cost_pair): Change type of cost to comp_cost.
9939 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
9940 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
9942 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
9943 split_address_cost, ptr_difference_cost, difference_cost,
9944 get_computation_cost_at, get_computation_cost,
9945 determine_use_iv_cost_generic, determine_use_iv_cost_address,
9946 determine_use_iv_cost_condition, determine_use_iv_costs,
9947 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
9948 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
9949 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
9950 Change type of cost to comp_cost.
9951 (determine_iv_cost): Increase cost of non-original ivs, instead
9952 of decreasing the cost of original ones.
9953 (get_address_cost): Indicate the complexity of the addressing mode
9955 (try_add_cand_for): Prefer using ivs not specific to some object.
9956 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
9958 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
9959 Janis Johnson <janis187@us.ibm.com>
9962 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
9963 (TARGET_INSTANTIATE_DECLS): Likewise.
9964 * target.h (expand_to_rtl_hook): New target hook.
9965 (instantiate_decls): Likewise.
9966 * function.c (instantiate_decl): Make non-static. Rename to...
9967 (instantiate_decl_rtl): ... this.
9968 (instantiate_expr): Use instantiate_decl_rtl.
9969 (instantiate_decls_1): Likewise.
9970 (instantiate_decls): Likewise.
9971 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
9972 * function.h (instantiate_decl_rtl): Add prototype.
9973 * cfgexpand.c (target.h): New include.
9974 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
9975 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
9976 (TARGET_INSTANTIATE_DECLS): Likewise.
9977 (TARGET_INITIALIZER): New target hooks added.
9978 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
9980 * config/rs6000/rs6000.c (tree-flow.h): New include.
9981 (machine_function): Add sdmode_stack_slot field.
9982 (rs6000_alloc_sdmode_stack_slot): New function.
9983 (rs6000_instantiate_decls): Likewise.
9984 (rs6000_secondary_memory_needed_rtx): Likewise.
9985 (rs6000_check_sdmode): Likewise.
9986 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
9987 (TARGET_INSTANTIATE_DECLS): Likewise.
9988 (rs6000_hard_regno_mode_ok): Allow SDmode.
9989 (num_insns_constant): Likewise. Handle _Decimal32 constants.
9990 (rs6000_emit_move): Handle SDmode.
9991 (function_arg_advance): Likewise.
9992 (function_arg): Likewise.
9993 (rs6000_gimplify_va_arg): Likewise. Add special handling of
9994 SDmode var args for 32-bit compiles.
9995 (rs6000_secondary_reload_class): Handle SDmode.
9996 (rs6000_output_function_epilogue): Likewise.
9997 (rs6000_function_value): Simplify if statement.
9998 (rs6000_libcall_value): Likewise.
9999 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
10000 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
10001 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
10002 (movsd_hardfloat): New define_insn.
10003 (movsd_softfloat): Likewise.
10004 (movsd_store): Likewise.
10005 (movsd_load): Likewise.
10006 (extendsddd2): Likewise.
10007 (extendsdtd2): Likewise.
10008 (truncddsd2): Likewise.
10009 (movdd_hardfloat64): Fixup comment.
10010 (UNSPEC_MOVSD_LOAD): New constant.
10011 (UNSPEC_MOVSD_STORE): Likewise.
10013 2008-01-26 Jakub Jelinek <jakub@redhat.com>
10016 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
10018 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
10019 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
10020 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
10021 and TRUTH_XOR_EXPR.
10023 2008-01-26 David Edelsohn <edelsohn@gnu.org>
10026 * config.gcc: Separate AIX 5.3 from AIX 6.1.
10027 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10028 __LONGDOUBLE128 too.
10029 * config/rs6000/aix61.h: New file.
10031 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10033 PR rtl-optimization/34959
10034 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
10035 popcount and parity rtxes the same mode as their operand.
10036 Truncate or extend the result to the return value's mode
10039 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10042 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
10043 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
10044 to GOT_VERSION_REGNUM.
10045 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
10046 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
10047 * config/mips/mips.c (mips_emit_call_insn): New function.
10048 (mips_call_tls_get_addr): Call mips_expand_call directly.
10049 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
10051 (mips16_build_call_stub): Likewise. Return the call insn or null.
10052 (mips_expand_call): Update the call to mips16_build_call_stub
10053 accordingly and a remove redundant condition. Assert that MIPS16
10054 stubs do not use lazy binding. Use mips_emit_call_insn and return
10056 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
10058 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
10059 (mips_avoid_hazard): Remove hazard_set handling.
10060 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
10061 (UNSPEC_RESTORE_GP): ...this.
10062 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
10063 (FAKE_CALL_REGNO): Rename to...
10064 (GOT_VERSION_REGNUM): ...this.
10065 (type): Add "ghost" value. Add an associated insn reservation.
10066 (hazard_set): Remove.
10067 (exception_receiver): Rename to...
10068 (restore_gp): ...this and update the unspec identifier accordingly.
10069 (exception_receiver, nonlocal_got_receiver): New expanders.
10070 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
10071 FAKE_CALL_REGNO. Remove hazard_set attribute.
10072 (set_got_version, update_got_version): New patterns.
10074 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
10077 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
10079 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10082 * doc/install.texi2html: Generate gcc-vers.texi.
10084 2008-01-25 DJ Delorie <dj@redhat.com>
10086 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
10088 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10090 * config/c4x: Remove directory.
10091 * config.gcc (crx-*, mt-*): Mark obsolete.
10092 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
10093 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
10094 sh-*-rtemscoff*): Remove cases.
10095 * defaults.h (C4X_FLOAT_FORMAT): Remove.
10096 * real.c (encode_c4x_single, decode_c4x_single,
10097 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
10098 c4x_extended_format): Remove.
10099 * real.h (c4x_single_format, c4x_extended_format): Remove.
10100 * doc/extend.texi (interrupt, naked): Remove mention of attributes
10102 (Pragmas): Remove comment about c4x pragmas.
10103 * doc/install.texi (c4x): Remove target-specific instructions.
10104 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
10105 * doc/md.texi (Machine Constraints): Remove C4x documentation.
10106 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
10107 refer to C4x source files as examples.
10108 (C4X_FLOAT_FORMAT): Remove documentation.
10110 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
10112 * config/bfin/bfin.c (override_options): Reorder tests so that
10113 flag_pic gets enabled for -msep-data.
10115 2008-01-25 Richard Guenther <rguenther@suse.de>
10117 PR middle-end/32244
10118 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
10119 to its bitfield precision if required.
10121 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10123 PR middle-end/33880
10124 * tree-nested.c (walk_omp_for): New function.
10125 (convert_nonlocal_reference, convert_local_reference): Call
10126 walk_omp_for on OMP_FOR.
10127 (convert_call_expr): Call walk_body on OMP_FOR's
10128 OMP_FOR_PRE_INIT_BODY.
10130 2008-01-25 Richard Guenther <rguenther@suse.de>
10132 PR tree-optimization/34966
10133 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
10134 default defs and PHI_NODEs we have to insert after the
10135 defining statement.
10137 2008-01-24 Nick Clifton <nickc@redhat.com>
10139 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
10140 Provide a default definition.
10141 (LIBGCC2_UNITS_PER_WORD): Likewise.
10143 * config/stormy16/stormy16.c: Include df.h for the prototype
10144 for df_regs_ever_live_p.
10145 (xstormy16_expand_builtin_va_start): Convert the stack offset
10146 into a component_ref and then use POINTER_PLUS_EXPR to add it
10147 to the incoming_virtual_args_rtx.
10148 (xstormy16_gimplify_va_arg_expr): Rename to
10149 xstormy16_gimplify_va_arg_expr.
10150 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
10151 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
10152 xstormy16_gimplify_va_arg_expr.
10153 Fix up some formatting issues.
10155 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
10156 Move to predicates.md.
10157 (xs_hi_general_operand): Likewise.
10158 (xs_hi_nonmemory_operand): Likewise.
10159 * config/stormy16/predicates.md:
10160 (xstormy16_carry_plus_operand): New predicate.
10161 (xs_hi_general_operand): New predicate.
10162 (xs_hi_nonmemory_operand): New predicate.
10163 * config/stormy16/stormy16-protos.h:
10164 (xstormy16_carry_plus_operand): Delete prototype.
10165 (xs_hi_general_operand): Likewise.
10166 (xs_hi_nonmemory_operand): Likewise.
10168 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
10169 modifiers as they are no longer needed and they can trigger
10170 reload spill failures.
10172 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
10173 with a match_operand in order to help reload.
10175 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
10176 constraint with 'e' for the 8th alternative as this version of
10177 the mov.w instruction only accepts the lower 8 registers.
10179 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
10182 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
10183 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
10186 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10188 PR middle-end/33333
10189 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
10191 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10193 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
10195 (remove_structure): Update allocations list before removing structure.
10197 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10199 * ipa-struct-reorg.c (is_safe_cond_expr,
10200 create_new_stmts_for_cond_expr): Use integer_zerop function,
10201 that recognize not only zero-pointer, but zero-integer too.
10203 2008-01-25 Ben Elliston <bje@au.ibm.com>
10206 * fixproto: Escape "." in sed expression that strips leading "./".
10208 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
10211 * gcc.c (SWITCH_OK): Removed.
10212 (SWITCH_LIVE): Changed to bit.
10213 (SWITCH_FALSE): Likewise.
10214 (SWITCH_IGNORE): Likewise.
10215 (switchstr): Change live_cond to unsigned int.
10216 (process_command): Replace SWITCH_OK with 0.
10217 (do_self_spec): Likewise.
10218 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
10219 (give_switch): Likewise.
10220 (used_arg): Likewise.
10221 (do_spec_1): Set the SWITCH_IGNORE bit.
10222 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
10223 bits. Set the SWITCH_LIVE bit.
10225 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10227 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
10229 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
10231 PR tree-optimization/34472
10232 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
10233 parameter to a "bool *" and set *DATA to false if there is
10234 an unsafe access. Do not delete the structure here.
10235 (check_cond_exprs): Delete it here instead.
10236 (check_cond_exprs, exclude_cold_structs): Do not increase
10237 I when removing a structure.
10239 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
10242 * config/i386/i386.c (ix86_expand_vector_init): Consider only
10243 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
10245 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
10247 PR middle-end/34934
10248 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
10249 a fixed vector for stack.
10251 2008-01-24 Ben Elliston <bje@au.ibm.com>
10254 * doc/gcc.texi (Software development): Add a direntry for g++.
10256 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
10258 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
10259 stale and straggling -fforce-addr comments above.
10261 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
10263 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
10264 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
10266 2008-01-23 Michael Matz <matz@suse.de>
10269 * dwarf2out.c (force_type_die): Use modified_type_die instead of
10272 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
10274 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
10275 malloc result type.
10277 2008-01-23 Anatoly Sokolov <aesok@post.ru>
10279 * config/avr/avr.c (avr_current_arch): New variable.
10280 (avr_arch_types): Add 'avr31' and 'avr51' entries.
10281 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
10282 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
10283 (avr_override_options): Init 'avr_current_arch'.
10284 (base_arch_s): Move from here...
10285 * config/avr/avr.h (base_arch_s): ... here. Add new members
10286 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
10287 'mega' to 'have_jmp_call'.
10288 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
10289 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
10291 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
10293 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10294 MULTILIB_MATCHES): (Ditto.).
10296 2008-01-23 Richard Guenther <rguenther@suse.de>
10298 PR middle-end/31529
10299 * cgraphunit.c (cgraph_reset_node): Always mark the node
10300 not reachable if it is not queued already.
10302 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
10304 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
10305 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
10306 (cputype_selected): New static variable.
10307 (bfin_handle_option): Set it if -mcpu is used.
10308 (override_option): Select default set of workarounds if no cpu type
10309 selected on the command line.
10310 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
10312 From Michael Frysinger <michael.frysinger@analog.com>
10313 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
10314 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
10316 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
10317 for bf547, bf523, bf524, and bf526.
10318 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
10320 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10321 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
10322 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
10323 __ADSPBF547__ and __ADSPBF54x__ for bf547.
10324 * doc/invoke.texi (Blackfin Options): Document that
10325 -mcpu now accept bf547, bf523, bf524, and bf526.
10327 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
10329 PR rtl-optimization/34628
10330 * combine.c (try_combine): Stop and undo after the first combination
10331 if an autoincrement side-effect on the first insn has effectively
10334 2008-01-22 David Edelsohn <edelsohn@gnu.org>
10337 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
10338 Offset addresses are not valid for Altivec or paired float modes.
10340 2008-01-22 Jakub Jelinek <jakub@redhat.com>
10343 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
10344 if DECL_INITIAL (decl) is error_mark_node.
10347 * c-common.c (handle_vector_size_attribute): Only allow
10348 integral, scalar float and fixed point types. Handle OFFSET_TYPE
10349 the same way as pointer, array etc. types.
10350 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
10353 * tree.c (build_type_attribute_qual_variant): Call
10354 build_qualified_type if attributes are equal, but quals are not.
10356 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10359 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
10360 * flags.h (warn_strict_aliasing): Remove.
10361 (warn_strict_overflow): Remove.
10362 * opts.c (warn_strict_aliasing): Remove.
10363 (warn_strict_overflow): Remove.
10364 * c-opts.c (c_common_handle_option): -Wall only sets
10365 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
10366 (c_common_post_options): Give default values to -Wstrict-aliasing
10367 and -Wstrict-overflow if they are uninitialized.
10368 * common.opt (Wstrict-aliasing): Specify Var and Init.
10369 (Wstrict-overflow): Likewise.
10371 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
10373 PR rtl-optimization/26854
10374 PR rtl-optimization/34400
10375 PR rtl-optimization/34884
10376 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
10378 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
10379 (df_rd_bb_info.expanded_lr_out): Deleted
10380 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
10381 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
10382 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
10383 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
10384 Removed code to allocate, initialize or free expanded_lr_out.
10385 (df_rd_bb_local_compute_process_def): Restructured to make more
10387 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
10388 sets if the sets are being trimmed.
10390 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
10393 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
10394 (as_vers): Likewise.
10395 * configure: Regenerated.
10397 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10399 PR middle-end/33092
10400 * tree-pass.h (pass_build_alias): New pass.
10401 * tree-ssa-alias.c (gate_build_alias): New.
10402 (pass_build_alias): New.
10403 * passes.c (init_optimization_passes): Add pass_build_alias after
10404 pass_create_structure_vars.
10406 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
10408 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
10409 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
10410 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
10411 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
10412 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
10413 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
10414 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
10415 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
10416 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
10417 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
10418 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
10419 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
10420 * config/s390/s390.md (FP_ALL): New mode iterator.
10421 (_d): New mode attribute.
10422 ("*signbit<mode>2>"): Changed mode of first operand.
10423 ("isinf<mode>2"): Changed mode of first operand.
10424 ("*TDC_insn"): Adaptation for DFP modes.
10426 2008-01-22 Ben Elliston <bje@au.ibm.com>
10428 * tree.c (check_qualified_type): Improve function description.
10430 2008-01-21 Jason Merrill <jason@redhat.com>
10433 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
10434 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
10437 2008-01-21 DJ Delorie <dj@redhat.com>
10439 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
10442 2008-01-21 Richard Guenther <rguenther@suse.de>
10444 PR middle-end/34856
10445 * tree-cfg.c (verify_expr): Allow all invariant expressions
10446 instead of just constant class ones as reference argument.
10447 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
10448 like any other constant.
10449 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
10451 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
10453 * regmove.c (fixup_match_1): Update call crossed frequencies.
10455 2008-01-21 Richard Guenther <rguenther@suse.de>
10458 * tree-inline.c (setup_one_parameter): Deal with mismatched
10459 types using a VIEW_CONVERT_EXPR.
10461 2008-01-21 Alon Dayan <alond@il.ibm.com>
10462 Olga Golovanevsky <olga@il.ibm.com>
10464 PR tree-optimization/34701
10465 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
10466 when the structure size is not a power of 2.
10468 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
10470 * doc/install.texi: Add doc for --enable-checking=df.
10472 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
10474 PR rtl-optimization/34808
10475 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
10477 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
10479 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
10482 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10484 PR rtl-optimization/26854
10485 PR rtl-optimization/34400
10486 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
10488 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
10489 (df_rd_bb_info.expanded_lr_out): New.
10490 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
10491 * loop_iv.c (iv_analysis_loop_init): Ditto.
10492 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
10493 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
10494 Added code to allocate, initialize or free expanded_lr_out.
10495 (df_rd_bb_local_compute_process_def): Restructured to make
10496 more understandable.
10497 (df_rd_confluence_n): Add code to do nothing with fake edges and
10498 code to no apply invalidate_by_call sets if the sets are being trimmed.
10499 (df_lr_local_finalize): Renamed to df_lr_finalize.
10500 (df_live_local_finalize): Renamed to df_live_finalize.
10502 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
10505 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
10506 deciding whether to use reciprocal instructions.
10508 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
10510 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
10511 dwarf2out_note_section_used if cold_text_section is NULL.
10513 2008-01-19 Jakub Jelinek <jakub@redhat.com>
10515 PR gcov-profile/34610
10516 * tree-cfg.c (make_edges): Mark both outgoing edges from
10517 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
10518 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
10519 from OMP_FOR and OMP_CONTINUE outgoing edges.
10521 * tree-profile.c (tree_profiling): Return early if
10522 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
10524 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
10525 from cfun to child_cfun.
10526 * function.h (struct function): Add after_tree_profile bit.
10528 2008-01-19 Anatoly Sokolov <aesok@post.ru>
10530 * config/avr/avr.S (_exit): Disable interrupt.
10532 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
10533 Steven Bosscher <stevenb.gcc@gmail.com>
10535 PR rtl-optimization/26854
10536 PR rtl-optimization/34400
10537 * df-problems.c (df_live_scratch): New scratch bitmap.
10538 (df_live_alloc): Allocate df_live_scratch when doing df_live.
10539 (df_live_reset): Clear the proper bitmaps.
10540 (df_live_bb_local_compute): Only process the artificial defs once
10541 since the order is not important.
10542 (df_live_init): Init the df_live sets only with the variables
10543 found live by df_lr.
10544 (df_live_transfer_function): Use the df_lr sets to prune the
10545 df_live sets as they are being computed.
10546 (df_live_free): Free df_live_scratch.
10548 2008-01-18 Ian Lance Taylor <iant@google.com>
10550 * common.opt: Add fmerge-debug-strings.
10551 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
10552 flag_merge_debug_strings rather than flag_merge_constants.
10553 * doc/invoke.texi (Option Summary): Mention
10554 -fmerge-debug-strings.
10555 (Debugging Options): Document -fmerge-debug-strings.
10557 2008-01-18 Ian Lance Taylor <iant@google.com>
10560 * tree.h (DECL_IS_OPERATOR_NEW): Define.
10561 (struct tree_function_decl): Add new field operator_new_flag.
10562 * tree-inline.c (expand_call_inline): When inlining a call to
10563 operator new, force the return value to go into a variable, and
10564 set DECL_NO_TBAA_P on that variable.
10565 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
10567 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
10570 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
10571 DWARF2_DEBUGGING_INFO.
10572 (dwarf2out_note_section_used): Ditto. Add prototype.
10573 (have_multiple_function_sections, text_section_used,
10574 cold_text_section_used, *cold_text_sections): Move declarations
10577 2008-01-17 Bob Wilson <bob.wilson@acm.org>
10579 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
10580 field and add signal_ra.
10581 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
10582 assignments to frame state pc. Move end of stack check after
10583 MD_FALLBACK_FRAME_STATE_FOR.
10584 (uw_update_context_1): Use frame state signal_regs if set, instead
10585 of checking signal_frame flag.
10586 (uw_update_context): Use frame state signal_ra if set.
10587 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
10588 * config/xtensa/linux-unwind.h: New file.
10590 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
10592 * modulo-sched.c (get_sched_window): Fix comment typo.
10594 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
10596 PR tree-optimization/34648
10597 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
10599 2008-01-17 Anatoly Sokolov <aesok@post.ru>
10601 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
10602 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
10604 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
10606 PR rtl-optimization/34400
10607 * df-core.c (df_worklist_dataflow_overeager,
10608 df_worklist_dataflow_doublequeue): New functions.
10609 (df_worklist_dataflow): Two different worklist solvers.
10610 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
10613 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10616 * doc/invoke.texi: Document the dependence on pthread for fopenmp
10617 and ftree-parallelize-loops.
10619 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
10621 PR rtl-optimization/34826
10622 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
10624 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
10626 * global.c (find_reg): Mark the eh regs as used if necessary.
10627 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
10628 * ra.h (struct allocno): no_eh_reg field added. Changed
10629 no_stack_reg type to bitfield.
10631 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
10633 * tree.c (substitute_in_expr): Add missing 'break'.
10635 2008-01-17 Richard Guenther <rguenther@suse.de>
10637 PR tree-optimization/34825
10638 * tree-ssa-math-opts.c (is_division_by): Do not recognize
10639 x / x as division to handle.
10641 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10643 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
10644 "-pthread" is specified.
10645 * pa-hpux11.h (LIB_SPEC): Likewise.
10647 2008-01-16 Janis Johnson <janis187@us.ibm.com>
10648 Peter Bergner <bergner@vnet.ibm.com>
10650 PR rtl-optimization/33796
10651 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
10653 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10655 PR libgfortran/34699
10656 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
10658 * pa-hpux10.h (LINK_SPEC): Likewise.
10659 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
10661 2008-01-16 Richard Guenther <rguenther@suse.de>
10663 PR middle-end/32628
10664 * fold-const.c (fold_convert_const_int_from_int): Do not
10665 set overflow if that occured only because of a sign extension
10666 change when converting from/to a sizetype with the same
10667 precision and signedness.
10669 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10672 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
10673 location address to the correct place. Update copyright year.
10675 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10677 * lambda-code.c (lambda_transform_legal_p): Handle the case of
10678 no dependences in the dependence_relations vector.
10680 2008-01-16 Jan Hubicka <jh@suse.cz>
10682 PR rtl-optimization/31396
10683 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
10684 * cfg.c (dump_reg_info): Print it.
10685 * regs.h (struct reg_info_t): add freq_calls_crossed.
10686 (REG_FREQ_CALLS_CROSSED): New macro.
10687 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
10688 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
10689 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
10690 regmove_optimize): Update call crossed frequencies.
10691 * local-alloc.c (struct qty): Add freq_calls_crossed.
10692 (alloc_qty): Copute freq_calls_crossed.
10693 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
10694 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
10695 * ra.h (struct allocno): Add freq_calls_crossed.
10697 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10699 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
10700 libgomp when compiling with ftree-parallelize-loops.
10701 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
10703 2008-01-16 Richard Guenther <rguenther@suse.de>
10705 PR tree-optimization/34769
10706 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
10707 * tree.c (int_cst_value): Instead make this function more
10708 permissive in what it accepts as valid input. Document this
10709 function always sign-extends the value.
10711 2008-01-16 Jakub Jelinek <jakub@redhat.com>
10712 Richard Guenther <rguenther@suse.de>
10715 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
10716 (gimple_fold_indirect_ref_rhs): ... this.
10717 (gimple_fold_indirect_ref): New function with foldings
10718 that preserve lvalueness.
10719 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
10720 * tree-flow.h (gimple_fold_indirect_ref): Declare.
10721 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
10722 to fold an INDIRECT_REF, fall back to the old use of
10723 fold_indirect_ref_1.
10725 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10727 * tree-data-ref.c (subscript_dependence_tester_1): Call
10728 free_conflict_function.
10729 (compute_self_dependence): Same.
10731 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10734 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
10735 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
10737 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
10738 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
10739 for DWARF2_UNWIND_INFO targets.
10741 2008-01-16 Richard Guenther <rguenther@suse.de>
10744 * c-typeck.c (common_pointer_type): Do not merge inconsistent
10745 type qualifiers for function types.
10747 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
10749 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
10750 loop_iterator li from previous commit.
10752 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
10754 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
10756 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10758 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
10759 (parallelize_loops): Don't parallelize irreducible components.
10761 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10764 * c-opts (c_common_post_options): Do not enable CPP
10765 flag_pedantic_errors by default.
10767 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
10769 PR rtl-optimization/31944
10770 * cse.c (remove_pseudo_from_table): New function.
10771 (merge_equiv_classes): Use above function to remove pseudo-registers.
10772 (invalidate): Likewise.
10774 2008-01-13 Richard Guenther <rguenther@suse.de>
10776 PR middle-end/34601
10777 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
10778 instead of TYPE_MODE to deal with calls from expand_one_error_var.
10780 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
10782 * gcse.c (cprop_jump): Call validate_unshare_change instead of
10783 validate_change to unshare the source of the PC set.
10785 2008-01-12 Jan Hubicka <jh@suse.cz>
10787 PR middle-end/32135
10788 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
10789 references above array bounds. This might trigger bounds checks for
10790 pointers to arrays.
10792 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10794 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
10795 new_replaceable_dependencies.
10797 2008-01-12 Doug Kwan <dougkwan@google.com>
10799 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
10800 instead of OPT_Wreturn_type in warning due to ignored return type
10802 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
10803 options included in -Wextra.
10804 * c.opt: New option -Wignored_qualifiers.
10805 * doc/invoke.texi (Warning Options, -Wextra): Add new option
10806 -Wignore_qualifiers.
10807 (-Wignored-qualifiers): Document.
10808 (-Wreturn-type): Remove description of functionality now handled
10809 by -Wignored-qualifiers.
10811 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
10814 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
10815 NOP_EXPR if it is between integral types with the same precision.
10817 2008-01-12 Jan Hubicka <jh@suse.cz>
10820 * invoke.texi (max-inline-recursive-depth): Fix default value.
10822 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
10824 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
10827 2008-01-11 Bob Wilson <bob.wilson@acm.org>
10829 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
10831 2008-01-11 James E. Wilson <wilson@specifix.com>
10834 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
10836 2008-01-11 Anatoly Sokolov <aesok@post.ru>
10838 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
10839 save/restore frame pointer register and don't use 'call-prologues'
10840 optimization in function with "OS_task" attribute.
10842 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
10844 PR middle-end/31309
10845 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
10846 when copying to memory.
10848 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
10850 PR rtl-optimization/30905
10851 * cfgcleanup.c: Include dce.h
10852 (crossjumps_occured): New global variable.
10853 (try_crossjump_bb): Exit loop after finding a fallthru edge.
10854 If something changed, set crossjumps_occured to true.
10855 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
10856 Don't add/remove fake edges to exit here...
10857 (cleanup_cfg): ...but do it here, when crossjumping.
10858 Run a fast DCE when successful crossjumps occured in the latest
10859 iteration of try_optimize_cfg.
10861 2008-01-11 Richard Guenther <rguenther@suse.de>
10863 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
10864 (struct vn_unary_op_s): Likewise.
10865 (vn_reference_insert): Free old reference on hash collision.
10867 2008-01-10 Raksit Ashok <raksit@google.com>
10869 PR rtl-optimization/27971
10870 * combine.c (find_split_point): Split PLUS expressions which are
10871 inside a MEM rtx, and whose first operand is complex.
10873 2008-01-10 DJ Delorie <dj@redhat.com>
10875 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
10876 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
10877 (m32c_hard_regno_ok): Call the underlying function.
10879 2008-01-10 Richard Guenther <rguenther@suse.de>
10881 PR middle-end/34683
10882 * tree-cfg.c (tree_merge_blocks): Do not go through the
10883 full-blown folding and stmt updating path if we just deal
10884 with virtual operands.
10885 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
10886 test for abnormal SSA_NAMEs.
10888 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
10890 PR middle-end/34641
10891 * reload.c (push_reload): Add assertions. All constants from
10892 reg_equiv_constant should have been used for replacing the respective
10894 (find_reloads_address): Invoke find_reloads_address_part for
10895 constant taken from the reg_equiv_constant array.
10897 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
10899 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
10900 field (valnum) the first in the struct. Replace bools with
10903 2008-01-10 Richard Guenther <rguenther@suse.de>
10905 PR tree-optimization/34651
10906 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
10907 types and ordering for masking and converting.
10909 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
10911 PR tree-optimization/34017
10912 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
10913 also for PHI_NODE expressions.
10915 2008-01-09 Jan Hubicka <jh@suse.cz>
10917 PR tree-optimization/34708
10918 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
10919 based on number of case labels.
10920 (init_inline_once): Remove switch_cost.
10921 * tree-inline.h (eni_weights_d): Remove switch_cost.
10923 2008-01-09 Richard Guenther <rguenther@suse.de>
10924 Andrew Pinski <andrew_pinski@playstation.sony.com>
10926 PR middle-end/30132
10927 * gimplify.c (gimplify_cond_expr): Do not create an addressable
10928 temporary if an rvalue is ok or an lvalue is not required.
10930 2008-01-09 Richard Guenther <rguenther@suse.de>
10932 PR middle-end/34458
10933 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
10934 adjust return type.
10936 2008-01-09 Richard Guenther <rguenther@suse.de>
10938 PR middle-end/34679
10939 * tree.c (host_integerp): Check for sizetype only if the
10940 type is an integer type.
10942 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
10945 * opts.c (decode_options): Disable inlining of functions called
10946 once if not in unit-at-a-time mode.
10948 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
10950 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
10952 2008-01-08 Richard Guenther <rguenther@suse.de>
10954 PR middle-end/31863
10955 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
10956 out early if the result will be unused.
10958 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10963 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10964 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10967 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
10969 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
10970 for vectorization tuned.
10972 2008-01-08 Richard Guenther <rguenther@suse.de>
10974 PR tree-optimization/34683
10975 * tree-ssa-operands.c (operand_build_cmp): Export.
10976 * tree-ssa-operands.h (operand_build_cmp): Declare.
10977 * tree-vn.c (vuses_compare): Remove.
10978 (sort_vuses): Use operand_build_cmp.
10979 (sort_vuses_heap): Likewise.
10980 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
10981 to re-use old VEC if available. Do not sort already sorted VUSEs.
10982 (vdefs_to_vec): Do not sort already sorted VDEFs.
10984 2008-01-08 Jakub Jelinek <jakub@redhat.com>
10986 PR middle-end/34694
10987 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
10989 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10992 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
10993 limitations of reciprocal sequences on x86 targets.
10995 2008-01-08 Richard Guenther <rguenther@suse.de>
10997 PR tree-optimization/34683
10998 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
11000 2008-01-07 Jakub Jelinek <jakub@redhat.com>
11003 * config/darwin.c (darwin_mergeable_string_section): Don't use
11004 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
11006 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
11009 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
11010 negxf2. Macroize expander using X87MODEF mode iterator. Change
11011 predicates of op0 and op1 to register_operand.
11012 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
11013 expander using X87MODEF mode iterator. Change predicates of
11014 op0 and op1 to register_operand.
11015 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
11016 corresponding patterns and macroize using MODEF macro. Change
11017 predicates of op0 and op1 to register_operand and remove
11018 "m" constraint. Disparage "r" alternative with "!".
11019 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
11020 macroize using X87MODEF macro. Change predicates of op0 and op1
11021 to register_operand and remove "m" constraint. Disparage "r"
11022 alternative with "!".
11023 (absneg splitter with memory operands): Remove.
11024 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
11025 patterns and macroize using X87MODEF mode iterator.
11026 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
11027 Change predicate of op1 to register_operand.
11028 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
11029 for memory operands.
11031 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
11033 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
11035 2008-01-07 Richard Guenther <rguenther@suse.de>
11037 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
11040 2008-01-07 Richard Guenther <rguenther@suse.de>
11042 PR tree-optimization/34683
11043 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
11044 VOPs of the needed size to save memory. Use VEC_quick_push
11045 to save compile-time.
11046 (vdefs_to_vec): Likewise.
11048 2008-01-07 Sa Liu <saliu@de.ibm.com>
11050 * config/spu/spu.md (divdf3): Genetate inline code for double
11051 division. The implementation doesn't handle INF or NAN, therefore it
11052 only applies when -ffinite-math-only is given.
11054 2008-01-06 Paolo Carlini <pcarlini@suse.de>
11057 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
11058 * doc/cpp.texi ([Common Predefined Macros]): Document.
11060 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
11062 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
11063 order to use commutative addition instead of subtraction.
11065 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11066 Mircea Namolaru <namolaru@il.ibm.com>
11067 Vladimir Yanovsky <yanov@il.ibm.com>
11068 Revital Eres <eres@il.ibm.com>
11070 PR tree-optimization/34263
11071 * tree-outof-ssa.c (process_single_block_loop_latch,
11072 contains_tree_r): New functions.
11073 (analyze_edges_for_bb): Call process_single_block_loop_latch
11074 function to empty single-basic-block latch block if possible.
11076 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11078 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11080 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
11082 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11084 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
11086 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11088 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
11090 2008-01-05 Jakub Jelinek <jakub@redhat.com>
11092 PR tree-optimization/34618
11093 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
11096 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11099 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
11100 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
11101 Update copyright year.
11103 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
11104 Update copyright year.
11105 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
11108 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
11110 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
11111 edge does not point to current bb before changing need_assert.
11113 2008-01-04 Richard Guenther <rguenther@suse.de>
11115 PR middle-end/34029
11116 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
11117 for verifying purposes if they are is_gimple_min_invariant.
11119 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
11121 PR tree-optimization/34448
11122 PR tree-optimization/34465
11123 * gimplify.c (gimplify_init_constructor): Add new parameter
11124 notify_temp_creation. Use it.
11125 (gimplify_modify_expr_rhs): Take volatiles into account when
11126 optimizing constructors.
11127 Do not optimize constructors if gimplify_init_constructor will dump to
11129 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
11130 * gcc.c-torture/compile/pr34448.c: New.
11132 2008-01-04 Jakub Jelinek <jakub@redhat.com>
11134 PR gcov-profile/34609
11135 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
11136 return_slot if result is TREE_ADDRESSABLE.
11138 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
11140 * config/mips/mips.md (sqrt_condition): Tweak comment.
11141 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
11143 2008-01-03 Tom Tromey <tromey@redhat.com>
11146 * c-common.c (c_type_hash): Handle VLAs.
11148 2008-01-03 Jan Hubicka <jh@suse.cz>
11150 PR tree-optimization/31081
11151 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
11152 0 when inlining and not inlining to first basic block.
11153 (remap_decl): When var is initialized to 0, don't set default_def.
11154 (expand_call_inline): Set entry_bb.
11155 * tree-inline.h (copy_body_data): Add entry_bb.
11157 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11160 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
11163 PR tree-optimization/29484
11164 * tree-inline.c (inline_forbidden_p_2): New function.
11165 (inline_forbidden_p): Disallow inlining if some static var
11166 has an address of a local LABEL_DECL in its initializer.
11167 * doc/extend.texi (Labels as Values): Document &&foo behaviour
11170 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
11172 PR tree-optimization/34635
11173 * tree-data-ref.c (add_other_self_distances): Make sure that the
11174 evolution step is constant.
11176 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11178 PR middle-end/34608
11179 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
11181 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
11183 * tree-sra.c (scalarize_init): Insert the generate_element_init
11184 statements after the generate_element_zero statements.
11186 2008-01-02 Richard Guenther <rguenther@suse.de>
11188 PR middle-end/34093
11189 PR middle-end/31976
11190 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
11191 for very large number of operands instead of ICEing.
11193 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
11196 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
11197 while stack probing.
11199 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
11201 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
11204 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
11206 PR libmudflap/26442
11207 * tree-mudflap.c (mx_register_decls): Guard warning by
11208 !DECL_ARTIFICIAL check.
11210 2008-01-01 Jakub Jelinek <jakub@redhat.com>
11212 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
11213 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
11214 sse5_perm<mode>): Fix constraints.