1 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
4 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed
6 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
8 (ix86_call_abi_override): Remove check for call_used_regs.
10 2008-06-03 Richard Guenther <rguenther@suse.de>
12 * tree-ssa-structalias.c (find_func_aliases): Add constraints
13 for the lhs of calls if the return type contains pointers.
15 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
18 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
19 * function.c (allocate_struct_function): Use of
21 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
22 of cfun and DEFAULT_ABI to deceide abi mode.
24 (REG_PARM_STACK_SPACE): Removed.
25 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
26 (STACK_BOUNDARY): Use default target to deceide stack boundary.
27 * config/i386/i386-protos.h (ix86_cfun_abi): New.
28 (ix86_function_abi): Likewise.
29 (ix86_function_type_abi): Likewise.
30 (ix86_call_abi_override): Likewise.
31 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
32 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
33 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
34 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
36 (X86_64_REGPARM_MAX): New.
37 (X86_64_SSE_REGPARM_MAX): New.
38 (X64_REGPARM_MAX): New.
39 (X64_SSE_REGPARM_MAX): New.
40 (X86_32_REGPARM_MAX): New.
41 (X86_32_SSE_REGPARM_MAX): New.
42 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
43 (ix86_function_regparm): Handle user calling abi.
44 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
45 by DEFAULT_ABI versus SYSV_ABI check.
46 (ix86_reg_parm_stack_space): New.
47 (ix86_function_type_abi): New.
48 (ix86_call_abi_override): New.
49 (ix86_function_abi): New.
51 (init_cumulative_args): Call abi specific initialization.
52 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
53 (function_arg_64): Extend SSE_REGPARM_MAX check.
54 (function_arg (): Remove TARGET_64BIT_MS_ABI.
55 (ix86_pass_by_reference): Likewise.
56 (ix86_function_value_regno_p): Likewise.
57 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
58 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
59 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
60 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
61 (setup_incoming_varargs_64): Adjust regparm for call abi.
62 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
63 (ix86_va_start): Likewise.
64 (ix86_gimplify_va_arg): Likewise.
65 (ix86_expand_prologue): Likewise.
66 (output_pic_addr_const): Likewise.
67 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
68 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
69 (x86_output_mi_thunk): Likewise.
70 (x86_function_profiler): Likewise.
71 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
72 (SYSV_ABI, MS_ABI): New constants.
74 (init_regs): Add prototype of function in regclass.c file.
75 (OVERRIDE_ABI_FORMAT): New.
76 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
77 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
78 (OUTGOING_REG_PARM_STACK_SPACE): New.
79 (ix86_reg_parm_stack_space): New prototype.
80 (CUMULATIVE_ARGS): Add call_abi member.
81 (machine_function): Add call_abi member.
82 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace TARGET_64BIT_MS_ABI
83 by DEFAULT_ABI compare to MS_ABI.
85 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
88 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
89 (avr_builtin_setjmp_frame_value): New function.
90 * config/avr/avr.md (nonlocal_goto_receiver): Define.
91 (nonlocal_goto): Define.
93 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
95 * config/mips/mips.c (mips_emit_loadgp): Return early if
96 there is nothing do to, otherwise emit a blockage if
97 !TARGET_EXPLICIT_RELOCS || crtl->profile.
98 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
100 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
102 * configure.ac: Drop unneeded backslash ending up in config.in.
103 * acinclude.m4: Likewise.
104 * config.in: Regenerate.
106 2008-05-26 Jan Hubicka <jh@suse.cz>
108 * predict.c (maybe_hot_frequency_p): Break out of...
109 (maybe_hot_bb_p): ... here.
110 (maybe_hot_edge_p): New.
111 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
112 * basic-block.h (maybe_hot_edge_p): Declare.
114 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
116 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
117 (*cmpfp_<mode>_cc): Ditto.
118 (*fp_jcc_8<mode>_387): Ditto.
119 (*fop_<MODEF:mode>_2_i387): Ditto.
120 (*fop_<MODEF:mode>_3_i387): Ditto.
121 (*fop_xf_2_i387): Ditto.
122 (*fop_xf_3_i387): Ditto.
124 2008-06-02 Tomas Bily <tbily@suse.cz>
126 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
128 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
130 * config/mips/mips.c (mips_valid_offset_p): New function.
131 (mips_valid_lo_sum_p): Likewise.
132 (mips_classify_address): Use them.
133 (mips_force_address): New function.
134 (mips_legitimize_address): Use it.
135 * config/mips/mips.md (MOVE128): New mode iterator.
136 (movtf): Require TARGET_64BIT. Remove empty strings.
137 (*movtf_internal): Rename to...
138 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
139 of "R" and use {,fp}{load,store} attributes instead of "multi".
140 Use a separate define_split.
141 (*movtf_mips16): New pattern.
143 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
145 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
146 * config/mips/mips.c (mips_expand_before_return): New function.
147 (mips_expand_epilogue): Call it.
148 * config/mips/mips.md (return): Turn into a define_expand.
151 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
153 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
154 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
155 functions. Do not emit uses and clobbers of CONCATs; individually
156 use and clobber their operands.
157 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
158 gen_clobber, emit_use and gen_use.
159 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
160 (expand_builtin_return): Likewise.
161 * cfgbuild.c (count_basic_blocks): Likewise.
162 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
163 * explow.c (emit_stack_restore): Likewise.
164 * expmed.c (extract_bit_field_1): Likewise.
165 * expr.c (convert_move, emit_move_complex_parts): Likewise.
166 (emit_move_multi_word, store_constructor): Likewise.
167 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
168 (thread_prologue_and_epilogue_insns): Likewise.
169 * lower-subreg.c (resolve_simple_move): Likewise.
170 * optabs.c (widen_operand, expand_binop): Likewise.
171 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
172 * reload.c (find_reloads): Likewise.
173 * reload1.c (eliminate_regs_in_insn): Likewise.
174 * stmt.c (expand_nl_goto_receiver): Likewise.
175 * config/alpha/alpha.md (builtin_longjmp): Likewise.
176 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
177 * config/arm/arm.c (arm_load_pic_register): Likewise.
178 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
179 * config/arm/arm.md (untyped_return): Likewise.
180 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
181 * config/avr/avr.c (expand_prologue): Likewise.
182 * config/bfin/bfin.c (do_unlink): Likewise.
183 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
184 * config/cris/cris.c (cris_expand_prologue): Likewise.
185 * config/darwin.c (machopic_indirect_data_reference): Likewise.
186 (machopic_legitimize_pic_address): Likewise.
187 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
188 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
189 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
190 (ix86_expand_convert_uns_didf_sse): Likewise.
191 (ix86_expand_vector_init_general): Likewise.
192 * config/ia64/ia64.md (eh_epilogue): Likewise.
193 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
194 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
195 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
196 (config/iq2000/iq2000.c): Likewise.
197 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
198 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
199 (builtin_longjmp): Likewise.
200 * config/mn10300/mn10300.md (call, call_value): Likewise.
201 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
202 * config/pdp11/pdp11.md (abshi2): Likewise.
203 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
204 * config/s390/s390.c (s390_emit_prologue): Likewise.
205 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
206 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
207 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
208 * config/sh/sh.c (prepare_move_operands): Likewise.
209 (output_stack_adjust, sh_expand_epilogue): Likewise.
210 (sh_set_return_address, sh_expand_t_scc): Likewise.
211 * config/sparc/sparc.c (load_pic_register): Likewise.
212 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
213 * config/spu/spu.c (spu_expand_epilogue): Likewise.
214 * config/v850/v850.c (expand_epilogue): Likewise.
216 2008-05-31 Anatoly Sokolov <aesok@post.ru>
218 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
219 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
220 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
221 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
222 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
223 stack pointer register.
224 (output_movhi): Remove code for interrupt specific writing to the
225 stack pointer register.
227 2008-05-31 Richard Guenther <rguenther@suse.de>
229 PR tree-optimization/34244
230 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
231 (tree_expr_nonzero_warnv_p): Likewise.
232 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
233 ssa_name_nonnegative_p.
234 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
235 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
236 not tree_expr_nonzero_warnv_p.
238 PR tree-optimization/36262
240 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
242 PR tree-optimization/34244
243 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
244 (record_numbers_of_iterations): New function.
245 (execute_vrp): Cache the numbers of iterations of loops.
246 * tree-scalar-evolution.c (scev_reset_except_niters):
248 (scev_reset): Use scev_reset_except_niters.
249 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
251 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
253 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
254 __WORKAROUND_RETS when appropriate.
256 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
258 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
259 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
261 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
262 *fop_df_comm_sse insn patterns using MODEF mode iterator.
263 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
264 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
265 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
266 *fop_df_1_mixed insn patterns using MODEF mode iterator.
267 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
268 *fop_df_1_sse insn patterns using MODEF mode iterator.
269 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
270 *fop_df_1_i387 insn patterns using MODEF mode iterator.
271 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
272 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
273 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
274 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
275 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
276 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
277 (*fop_xf_4_i387): Use <MODE> for mode attribute.
278 (*fop_xf_5_i387): Ditto.
279 (*fop_xf_6_i387): Ditto.
281 2008-05-30 Richard Guenther <rguenther@suse.de>
283 * builtins.c (build_string_literal): Avoid generating
284 a non-gimple_val result.
286 2008-05-30 DJ Delorie <dj@redhat.com>
288 * exec-tool.in: Use an environment variable (private) instead of a
289 file (shared) as a semaphore, so as to not break parallel builds.
291 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
293 * optabs.c (maybe_encapsulate_block): Remove.
294 (emit_libcall_block): Adjust accordingly.
295 * optabs.h (maybe_encapsulate_block): Remove prototype.
297 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
298 Don't use maybe_encapsulate_block.
300 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
302 * config/rs6000/rs6000.c (rs6000_legitimize_address,
303 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
304 rtx is a SYMBOL_REF before calling get_pool_constant.
306 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
308 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
310 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
312 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
313 rather than OS names to choose INO_T_EQ definition.
314 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
315 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
317 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
320 * config/darwin-f.c: New.
321 * config/t-darwin: Added rule to build darwin-f.o.
322 * config.gcc: Defined new variable, fortran_target_objs.
323 (*-*-darwin*): Set fortran_target_objs.
324 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
325 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
326 * configure: Regenerated.
328 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
331 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
332 canonical type if needed.
334 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
336 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
338 2008-05-29 Richard Guenther <rguenther@suse.de>
340 PR tree-optimization/36343
341 PR tree-optimization/36346
342 PR tree-optimization/36347
343 * tree-flow.h (clobber_what_p_points_to): Declare.
344 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
345 pointed-to variable is dereferenced is irrelevant to whether
346 the pointer can access the pointed-to variable.
347 (clobber_what_p_points_to): New function.
348 * tree-ssa-alias.c (set_initial_properties): Use it.
349 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
350 call clobber check for NMTs.
352 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
354 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
355 for printing gcov_type.
357 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
359 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
360 and the eh region information.
361 * value-prof.c (gimple_move_stmt_histograms): New function.
362 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
364 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
366 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
368 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
370 * value-prof.c (tree_ic_transform): Print counts.
371 * tree-profile.c (tree_gen_ic_func_profiler):
372 Clear __gcov_indreict_call_callee variable to avoid misattribution
375 2008-05-28 Rafael Espindola <espindola@google.com>
377 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
380 2008-05-28 Richard Guenther <rguenther@suse.de>
382 PR tree-optimization/36339
383 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
384 and clobbering code out of the loop.
386 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
388 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
391 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
392 s390_contiguous_bitmask_p, s390_symref_operand_p,
393 s390_check_symref_alignment, s390_reload_larl_operand,
394 s390_reload_symref_address): New functions.
395 (s390_branch_condition_mnemonic): Support compare and branch
397 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
399 (s390_secondary_reload): Add secondary reloads for unaligned
400 symbol refs or symbol refs to floating point or QI/TI mode
402 (legitimate_address_p): Accept symbol references as addresses.
403 (s390_expand_insv): Use rotate and insert selected bits
404 instruction for insv when building for z10.
405 (print_operand_address): Handle symbol ref addresses.
406 (print_operand): Output modifier 'c' added for signed byte values.
407 (s390_encode_section_info): Mark symbol refs with
408 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
410 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
411 (length attribute): RRF, RRR have 4 byte length.
412 (FPALL, INTALL): New mode iterators added.
413 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
414 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
415 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
416 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
417 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
418 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
419 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
420 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
422 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
423 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
424 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
425 reload<INTALL:mode><P:mode>_toreg_z10,
426 reload<FPALL:mode><P:mode>_tomem_z10,
427 reload<FPALL:mode><P:mode>_toreg_z10,
428 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
429 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
430 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
431 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
433 (movmem, clrmem, cmpmem): New splitters added.
435 * config/s390/predicates.md (larl_operand): Use
436 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
438 (s390_signed_integer_comparison,
439 s390_unsigned_integer_comparison): New predicates.
441 * config/s390/s390-protos.h (s390_check_symref_alignment,
442 s390_contiguous_bitmask_p, s390_reload_larl_operand,
443 s390_reload_symref_address,
444 s390_compare_and_branch_condition_mask): Prototypes added.
446 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
447 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
448 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
450 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
452 * config/s390/s390.c (z10_cost): New cost function for z10.
453 (s390_handle_arch_option, override_options): Support -march=z10 switch.
454 (s390_issue_rate): Adjust issue rate for z10.
455 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
456 (processor_flags): Add PF_Z10.
457 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
458 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
459 * gcc/config.gcc: Add z10.
461 2008-05-28 Richard Guenther <rguenther@suse.de>
463 PR tree-optimization/36291
464 * tree-flow. h (struct gimple_df): Remove var_anns member.
465 * tree-flow-inline.h (gimple_var_anns): Remove.
467 * tree-dfa.c (create_var_ann): Simplify.
468 (remove_referenced_var): Clear alias info from var_anns of globals.
469 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
470 (delete_tree_ssa): Clear alias info from var_anns of globals.
471 Do not free var_anns.
472 (var_ann_eq): Remove.
473 (var_ann_hash): Likewise.
475 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
477 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
478 and loongson2f entries.
479 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
480 * config/mips/mips.h (processor_type): Add Loongson-2E
481 and Loongson-2F entries.
482 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
483 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
484 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
485 * doc/invoke.texi (MIPS Options): Document loongson2e
486 and loongson2f processor names.
488 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
492 * config/i386/i386.c (ix86_function_arg_boundary): Use
493 alignment of canonical type.
494 (ix86_expand_vector_move): Check unaligned memory access for
497 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
499 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
500 Moved to the front of file.
502 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
503 H.J. Lu <hongjiu.lu@intel.com>
505 * dwarf2out.c (current_fde): New.
507 (lookup_cfa:): Likewise.
508 (dwarf2out_end_epilogue): Likewise.
509 (dwarf2out_note_section_used): Likewise.
511 2008-05-27 Michael Matz <matz@suse.de>
514 * c.opt (Wenum-compare): New warning option.
515 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
517 2008-05-27 Michael Matz <matz@suse.de>
520 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
522 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
523 into memory as tail calls.
525 2008-05-27 Richard Guenther <rguenther@suse.de>
527 PR tree-optimization/36339
528 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
529 pointers cause all addressable variables to be call clobbered.
531 2008-05-27 Richard Guenther <rguenther@suse.de>
533 PR tree-optimization/36245
534 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
536 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
538 * config/s390/s390.md: Replace all occurences of the 'm'
539 constraint with 'RT'.
541 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
543 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
545 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
547 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
548 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
549 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
551 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
553 * reload.c: (find_reloads): Skip alternatives according to the
554 "enabled" attribute. Constify the constraint variable.
555 * recog.c (get_attr_enabled): Add default implementation.
556 (extract_insn): Set the alternative_enabled_p array
557 in the recog_data struct.
558 (preprocess_constraints, constrain_operands): Skip
559 alternatives according to the "enabled" attribute
560 * recog.h (struct recog_data): New field alternative_enabled_p.
561 (skip_alternative): New inline function.
562 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
563 (record_reg_classes): Skip alternative according to the
566 * doc/md.texi: Add documention for the "enabled" attribute.
568 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
570 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
571 * postreload.c (reload_cse_simplify_operands): Replace 'm'
572 constraint with TARGET_MEM_CONSTRAINT.
573 * recog.c (asm_operand_ok, preprocess_constraints,
574 constrain_operands): Likewise.
575 * regclass.c (record_reg_classes): Likewise.
576 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
577 * reload1.c (maybe_fix_stack_asms): Likewise.
578 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
579 * recog.h: Adjust comment.
580 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
581 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
582 * doc/md.texi: Add a note to description of 'm' constraint.
583 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
585 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
587 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
588 that the bitfield is of integral type before testing its precision.
590 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
591 Sa Liu <saliu@de.ibm.com>
593 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
594 __modti3, __udivti3, __umodti3 and __udivmodti4.
595 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
596 that implement TImode mul and div functions.
597 * config/spu/multi3.c: New. Implement __multi3.
598 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
599 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
602 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
604 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
605 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
606 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
607 tls_sysv_suffix): New mode and mode attribute iterators.
608 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
609 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
610 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
611 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
612 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
615 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
617 PR tree-optimization/36329
618 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
619 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
620 * cgraphbuild.c (initialize_inline_failed): Use the latter
621 macro in lieu of the former.
622 * ipa-inline.c (cgraph_mark_inline): Likewise.
623 (cgraph_decide_inlining_of_small_function): Likewise.
624 (cgraph_decide_inlining): Likewise.
625 (cgraph_decide_inlining_incrementally): Likewise.
627 2008-05-26 Tristan Gingold <gingold@adacore.com>
628 Anatoly Sokolov <aesok@post.ru>
630 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
631 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
632 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
633 optimization for 'avr6' architecture.
635 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
638 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
640 2008-05-26 Richard Guenther <rguenther@suse.de>
642 * tree-ssa-sccvn.c (expr_has_constants): Declare.
643 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
645 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
648 * caller-save.c (insert_restore): Verify alignment of spill space.
649 (insert_save): Likewise.
650 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
651 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
652 (STACK_SLOT_ALIGNMENT): Likewise.
653 * function.c (LOCAL_ALIGNMENT): Removed.
654 (get_stack_local_alignment): New.
655 (assign_stack_local): Use it. Set alignment on stack slot.
656 (assign_stack_temp_for_type): Use get_stack_local_alignment.
657 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
658 (STACK_SLOT_ALIGNMENT): New.
659 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
660 stack slot in XFmode.
662 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
664 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
667 * config/i386/i386.md (allocate_stack_worker_64): Make sure
668 argument operand in rax isn't removed.
670 2008-05-26 Richard Guenther <rguenther@suse.de>
673 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
674 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
676 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
679 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
681 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
683 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
684 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
686 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
688 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
689 build a trampoline if we don't want one.
690 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
691 return zero for nested functions if we don't want a trampoline.
693 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
695 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
697 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
700 * c.opt: Removed undocumented option '-lang-fortran'.
701 * c-common.h: Removed global variable 'lang_fortran'.
702 * c-opts.c (c_common_handle_option): Removed code to handle
703 option '-lang-fortran'. Updated includes.
704 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
705 definition of '__GFORTRAN__'.
706 (define__GNUC__): Reimplemented to use BASEVER and
707 cpp_define_formatted.
708 (builtin_define_with_value_n): Removed.
709 * c-incpath.h: Renamed to ...
710 * incpath.h: ... this.
711 * c-incpath.c: Renamed to ...
712 * incpath.c: ... this. Updated includes.
713 * fix-header.c: Updated includes.
714 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
715 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
716 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
718 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
720 * tree.h: Update the table of flags used on tree nodes.
721 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
722 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
723 (FORCED_LABEL): Add access check.
724 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
725 (ASM_INPUT_P): Likewise.
726 (ASM_VOLATILE_P): Likewise.
727 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
728 (OMP_SECTION_LAST): Access private_flag directly.
729 (OMP_RETURN_NOWAIT): Likewise.
730 (OMP_PARALLEL_COMBINED): Likewise.
731 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
732 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
733 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
734 deprecated_flag directly.
736 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
738 * final.c (frame_pointer_needed): Removed.
739 * flags.h (frame_pointer_needed): Likewise.
741 * function.h (rtl_data): Add frame_pointer_needed.
742 (frame_pointer_needed): New.
744 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
746 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
748 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
750 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
753 2008-05-25 Alan Modra <amodra@bigpond.net.au>
755 * c-common.c (strip_array_types): Move function to..
757 (get_inner_array_type): Delete.
758 * c-common.h (strip_array_types): Move declaration to..
760 (get_inner_array_type): Delete.
761 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
762 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
763 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
764 * config/pa/pa.c (emit_move_sequence): Likewise.
766 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
768 * config/i386/i386.md (*sse_prologue_save_insn): Set length
771 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
773 * function.c: Include target hook for nonlocal_goto frame value.
775 2008-05-24 Richard Guenther <rguenther@suse.de>
777 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
778 variable can be only accessed through a pointer or a union.
780 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
782 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
783 * doc/extend.texi: Likewise.
785 2008-05-23 DJ Delorie <dj@redhat.com>
787 * config/m32c/jump.md (untyped_call): Add.
789 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
791 (m32c_address_cost): Detail costs for indirect offsets.
793 2008-05-23 Rafael Espindola <espindola@google.com>
795 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
796 if a node is a SUBREG.
797 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
800 2008-05-23 Paul Brook <paul@codesourcery.com>
801 Carlos O'Donell <carlos@codesourcery.com>
803 * doc/extend.texi: Clarify use of __attribute__((naked)).
804 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
805 * target.h (gcc_target): Add allocate_stack_slots_for_args.
806 * function.c (use_register_for_decl): Use
807 targetm.calls.allocate_stack_slots_for_args.
808 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
809 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
810 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
812 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
814 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
816 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
818 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
819 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
820 is only rounded once.
822 2008-05-23 Richard Guenther <rguenther@suse.de>
824 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
826 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
827 Jakub Jelinek <jakub@redhat.com>
830 * configure.ac: Handle --enable-cld.
831 * configure: Regenerated.
832 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
833 * config/i386/i386.h (struct machine_function): Add needs_cld field.
834 (ix86_current_function_needs_cld): New define.
835 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
836 (cld): New isns pattern.
837 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
838 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
839 * config/i386/i386.opt (mcld): New option.
840 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
841 TARGET_CLD and ix86_current_function_needs_cld.
842 (override_options): Use -mcld by default for 32-bit code if
845 * doc/install.texi (Options specification): Document --enable-cld.
846 * doc/invoke.texi (Machine Dependent Options)
847 [i386 and x86-64 Options]: Add -mcld option.
848 (Intel 386 and AMD x86-64 Options): Document -mcld option.
850 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
851 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
852 (return_in_memory_64): Likewise.
853 (return_in_memory_ms_64): Likewise.
855 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
857 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
858 * builtins.c (fold_builtin_fpclassify): New.
859 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
860 * builtins.def (BUILT_IN_FPCLASSIFY): New.
861 * c-common.c (handle_type_generic_attribute): Adjust to accept
862 fixed arguments before an elipsis.
863 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
864 * doc/extend.texi: Document __builtin_fpclassify.
866 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
868 * omp-low.c (gate_expand_omp_ssa): Remove.
869 (pass_expand_omp_ssa): Remove.
870 (gate_expand_omp): Do not check for flag_openmp_ssa.
871 * common.opt (-fopenmp-ssa): Remove.
872 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
874 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
876 * config/sh/sh.opt (mfixed-range): New option.
877 * config/sh/sh-protos.h (sh_fix_range): Declare.
878 * config/sh/sh.c (sh_fix_range): New function.
879 * config/sh/sh.h (sh_fixed_range_str): Declare.
880 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
882 * doc/invoke.texi (SH Options): Document -mfixed-range.
884 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
886 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
887 it before the redeclaration.
889 2008-05-22 Anatoly Sokolov <aesok@post.ru>
891 * config/avr/avr.c (get_sequence_length): Add new function.
892 (expand_prologue, expand_epilogue): Remove duplicate code.
894 2008-05-22 Rafael Espindola <espindola@google.com>
896 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
899 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
901 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
902 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
904 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
905 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
906 (vect_update_misalignment_for_peel): Likewise.
907 (vector_alignment_reachable_p): Likewise.
908 * tree-vect-transform.c (vectorizable_load): Likewise.
909 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
910 (get_vectype_for_scalar_type): Pass mode of scalar_type
911 to UNITS_PER_SIMD_WORD.
913 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
914 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
915 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
916 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
917 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
919 2008-05-22 Ira Rosen <irar@il.ibm.com>
921 PR tree-optimization/36293
922 * tree-vect-transform.c (vect_transform_strided_load): Don't check
923 if the first load must be skipped because of a gap.
925 2008-05-22 Richard Guenther <rguenther@suse.de>
927 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
928 more cases of offset disambiguation that is possible if
929 strict-aliasing rules apply.
930 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
931 for basic offset and type-based disambiguation.
933 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
935 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
936 ix86_expand_vector_set on V16QImode for SSE4.1.
938 2008-05-21 Tom Tromey <tromey@redhat.com>
940 * c.opt (Wimport): Mark as undocumented.
941 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
943 (Warning Options): Likewise.
944 * doc/cppopts.texi: Don't mention -Wimport.
946 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
948 PR tree-optimization/36287
949 PR tree-optimization/36286
950 * lambda-code.c (build_access_matrix): Do not use the loop->num
951 for computing the number of induction variables: use the loop depth
954 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
957 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
958 option -f(no-)leading-underscore.
960 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
962 * config/i386/i386.c (ix86_expand_vector_init_general): Use
963 GET_MODE_NUNITS (mode).
965 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
967 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
968 (-mmulhw): Add 464 to description.
970 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
971 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
973 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
974 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
975 * config/rs6000/rs6000.md: Update comments for 464.
977 2008-05-21 Janis Johnson <janis187@us.ibm.com>
979 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
981 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
983 * config/i386/sse.md (vec_extractv4sf): Removed.
984 (vec_extractv2df): Likewise.
985 (vec_extractv2di): Likewise.
986 (vec_extractv4si): Likewise.
987 (vec_extractv8hi): Likewise.
988 (vec_extractv16qi): Likewise.
989 (vec_extract<mode>): New.
991 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
993 * config/i386/sse.md (vec_setv4sf): Removed.
994 (vec_setv2df): Likewise.
995 (vec_setv2di): Likewise.
996 (vec_setv4si): Likewise.
997 (vec_setv8hi): Likewise.
998 (vec_setv16qi): Likewise.
999 (vec_set<mode>): New.
1001 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1003 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
1004 goto for vec_concat and vec_interleave.
1006 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1008 * config/i386/sse.md (vec_initv4sf): Removed.
1009 (vec_initv2df): Likewise.
1010 (vec_initv2di): Likewise.
1011 (vec_initv4si): Likewise.
1012 (vec_initv8hi): Likewise.
1013 (vec_initv16qi): Likewise.
1014 (vec_init<mode>): New.
1016 2008-05-21 Joseph Myers <joseph@codesourcery.com>
1018 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
1020 2008-05-21 Tom Tromey <tromey@redhat.com>
1022 * ggc-zone.c (lookup_page_table_if_allocated): New function.
1023 (zone_find_object_offset): Likewise.
1024 (gt_ggc_m_S): Likewise.
1025 (highest_bit): Likewise.
1026 * ggc-page.c (gt_ggc_m_S): New function.
1027 * stringpool.c (string_stack): Remove.
1028 (init_stringpool): Update.
1029 (ggc_alloc_string): Use ggc_alloc.
1030 (maybe_delete_ident): New function.
1031 (ggc_purge_stringpool): Likewise.
1032 (gt_ggc_m_S): Remove.
1033 * ggc-common.c (ggc_protect_identifiers): New global.
1034 (ggc_mark_roots): Call ggc_purge_stringpool. Use
1035 ggc_protect_identifiers.
1036 * ggc.h (ggc_protect_identifiers): Declare.
1037 (gt_ggc_m_S): Update.
1038 (ggc_purge_stringpool): Declare.
1039 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
1040 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
1042 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
1044 2008-05-21 David S. Miller <davem@davemloft.net>
1046 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
1049 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
1051 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
1054 2008-05-20 David Daney <ddaney@avtrex.com>
1056 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
1057 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
1058 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1059 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1060 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
1061 (atomic_hiqi_op): New define_code_iterator.
1062 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
1063 mips_expand_compare_and_swap_12.
1064 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
1065 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
1066 (sync_<optab><mode>, sync_old_<optab><mode>,
1067 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1068 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
1069 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
1070 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
1071 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
1072 (test_and_set_12): New insn.
1073 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
1074 sync_new_<optab><mode>, sync_old_nand<mode>,
1075 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
1076 clobber to operand 0 for SI and DI mode insns.
1077 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
1078 mips_gen_fn_4): New typedefs.
1079 (mips_gen_fn_ptrs): Define new union type.
1080 (mips_expand_compare_and_swap_12): Remove declaration.
1081 (mips_expand_atomic_qihi): Declare function.
1082 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
1083 (mips_expand_atomic_qihi): ... this. Use new generator function
1085 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
1086 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
1087 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
1088 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
1089 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
1090 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
1091 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
1092 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
1093 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
1094 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
1097 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
1099 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
1102 2008-05-20 Anatoly Sokolov <aesok@post.ru>
1104 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
1105 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
1106 (avr_attribute_table): Add 'OS_main' function attribute.
1107 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
1108 functions with 'OS_main' attribute.
1110 2008-05-20 Richard Guenther <rguenther@suse.de>
1112 PR tree-optimization/35204
1113 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
1114 helper, split out from ...
1115 (DFS): ... here. Make the DFS walk non-recursive.
1117 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
1118 Jan Sjodin <jan.sjodin@amd.com>
1120 PR tree-optimization/36181
1121 * tree-parloops.c (loop_has_vector_phi_nodes): New.
1122 (parallelize_loops): Don't parallelize when the loop has vector
1125 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1126 Sebastian Pop <sebastian.pop@amd.com>
1128 * tree-loop-linear.c (gather_interchange_stats): Look in the access
1129 matrix, and never look at the tree representation of the memory
1131 (linear_transform_loops): Computes parameters and access matrices.
1132 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
1134 (access_matrix_get_index_for_parameter): New.
1135 * tree-data-ref.h (struct access_matrix): New.
1136 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
1137 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
1138 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
1139 am_vector_index_for_loop): New.
1140 (struct data_reference): Add field access_matrix.
1141 (DR_ACCESS_MATRIX): New.
1142 (compute_data_dependences_for_loop): Update declaration.
1143 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
1144 * lambda.h (lambda_vector_vec_p): Declared.
1145 * lambda-code.c: Depend on pointer-set.h.
1146 (lambda_collect_parameters_from_af, lambda_collect_parameters,
1147 av_for_af_base, av_for_af, build_access_matrix,
1148 lambda_compute_access_matrices): New.
1149 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
1151 2008-05-20 Joseph Myers <joseph@codesourcery.com>
1153 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
1156 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1157 Sebastian Pop <sebastian.pop@amd.com>
1159 PR tree-optimization/36206
1160 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
1162 (instantiate_scev_1): Rename flags to fold_conversions.
1163 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
1164 outeside instantiation_loop.
1165 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
1166 (evolution_function_is_affine_or_constant_p): Removed.
1167 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
1169 (analyze_siv_subscript): Pass in the loop nest number.
1170 Call evolution_function_is_affine_in_loop instead of
1171 evolution_function_is_affine_p.
1172 (analyze_overlapping_iterations): Pass in the loop nest number.
1174 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1175 Sebastian Pop <sebastian.pop@amd.com>
1177 PR tree-optimization/36206
1178 * tree-chrec.h (chrec_fold_op): New.
1179 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
1182 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
1184 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
1186 (remove_duplicates): Do not set inode on non-inode systems.
1189 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
1191 * config.gcc (tm_file): Update comments about relative pathnames.
1193 2008-05-20 Richard Guenther <rguenther@suse.de>
1195 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
1196 * tree-ssa-sccvn.c (process_scc): Likewise.
1197 * tree-ssa-sink.c (execute_sink_code): Likewise.
1198 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
1199 * tree-vrp.c (process_assert_insertions): Likewise.
1200 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
1201 (perform_tree_ssa_dce): Likewise.
1202 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1203 (dump_dominator_optimization_stats): Likewise.
1204 * tree-vectorizer.c (vectorize_loops): Likewise.
1206 2008-05-20 Richard Guenther <rguenther@suse.de>
1208 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
1210 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
1212 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
1213 (ix86_i386elf_return_in_memory): Likewise.
1214 (ix86_i386interix_return_in_memory): Likewise.
1215 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
1216 (SUBTARGET_RETURN_IN_MEMORY): New.
1217 * config/i386/i386elf.h: Likewise.
1218 * config/i386/ptx4-i.h: Likewise.
1219 * config/i386/sol2-10.h: Likewise.
1220 * config/i386/sysv4.h: Likewise.
1221 * config/i386/vx-common.h: Likewise.
1222 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
1223 * config/i386/i386.c (ix86_return_in_memory): Made static and
1224 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
1225 (ix86_i386elf_return_in_memory): Removed.
1226 (ix86_i386interix_return_in_memory): Removed.
1227 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
1228 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
1230 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
1232 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
1234 2008-05-19 Xinliang David Li <davidxl@google.com>
1236 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
1238 * common.opt: Ditto.
1239 * doc/invoke.texi: Ditto.
1241 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
1243 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
1244 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
1246 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1248 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
1249 sizes of operand array from 8/4 to 4/2.
1250 (ix86_expand_vector_init_general): Change size of operand array
1251 from 32 to 16. Remove op0, op1 and half_mode.
1253 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1255 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
1256 (ix86_expand_vector_init_interleave): Likewise.
1257 (ix86_expand_vector_init_general): Use them. Assert
1258 word_mode == SImode when n_words == 4.
1260 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
1262 * config/i386/i386.c (ix86_secondary_reload): New static function.
1263 (TARGET_SECONDARY_RELOAD): New define.
1264 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1265 * config/i386/i386.md (reload_outqi): Remove.
1267 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1270 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
1271 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
1272 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
1273 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
1274 (fold_builtin_1): Likewise.
1275 * builtins.def (BUILT_IN_ISINF_SIGN): New.
1276 c-common.c (check_builtin_function_arguments): Handle
1277 BUILT_IN_ISINF_SIGN.
1278 * doc/extend.texi: Document __builtin_isinf_sign.
1279 * fold-const.c (operand_equal_p): Handle COND_EXPR.
1281 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
1283 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
1284 EH cleanup at the end of the pass, search for those that have been
1285 turned into forwarder blocks and do the cleanup on their successor.
1287 2008-05-18 Richard Guenther <rguenther@suse.de>
1289 * tree-cfg.c (verify_gimple_expr): Allow conversions from
1290 pointers to sizetype and vice versa.
1292 2008-05-18 Xinliang David Li <davidxl@google.com>
1294 * gcc/tree-ssa-dce.c: Coding style fix.
1295 (check_pow): Documentation comment.
1296 (check_log): Documenation comment. Coding style fix.
1297 (is_unnecessary_except_errno_call): Ditto.
1298 (gen_conditions_for_pow): Ditto.
1299 (gen_conditions_for_log): Ditto.
1300 (gen_shrink_wrap_conditions): Ditto.
1301 (shrink_wrap_one_built_in_calls): Ditto.
1302 * gcc/doc/invoke.texi: Better documentation string.
1303 * ChangeLog: Fix wrong change log entries from
1304 May 17 checkin on function call DCE.
1306 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
1308 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
1310 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1312 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
1313 * df-problems.c (simulation routines): Fixed block comment to
1314 properly say how to add forwards scanning functions.
1316 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1318 * tree-inline.c (setup_one_parameter): Remove dead code.
1320 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1322 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
1323 a BIT_AND_EXPR only for an INTEGER_TYPE.
1325 2008-05-17 Xinliang David Li <davidxl@google.com>
1327 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
1328 (check_pow, check_log, is_unnecessary_except_errno_call): New
1329 functions to check for eliminating math functions that are pure
1330 except for setting errno.
1331 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
1332 general condition expressions for shrink-wrapping pow/log calls.
1333 (gen_shrink_wrap_conditions): Ditto.
1334 (shrink_wrap_one_built_in_call): Ditto.
1335 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
1336 (mark_operand_necessary): If debugging, output if OP is necessary.
1337 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
1339 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
1341 * gcc/common.opt: New user flag -ftree-builtin-dce.
1342 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
1344 2008-05-16 David S. Miller <davem@davemloft.net>
1346 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
1347 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1349 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
1352 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
1354 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1356 * ifcvt.c (dead_or_predicable): Rename
1357 df_simulate_one_insn_backwards to df_simulate_one_insn.
1358 * recog.c (peephole2_optimize): Ditto.
1359 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
1361 * df.h: Rename df_simulate_one_insn_backwards to
1362 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
1363 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
1364 scanning of defs and uses.
1365 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
1366 (df_simulate_one_insn_forwards): Removed.
1368 2008-05-16 Doug Kwan <dougkwan@google.com>
1370 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
1372 (real_from_string): Handle NaNs and Inf as approriate.
1374 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
1376 * doc/gty.texi (Source Files Containing Type Information): Note
1377 that headers should appear first in the gtfiles list.
1379 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1381 * tree.def (COND_EXEC): Properly documented this code.
1383 2008-05-16 Diego Novillo <dnovillo@google.com>
1385 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
1386 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
1389 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1391 * tree-ssa-dse (max_stmt_uid): Removed.
1392 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
1393 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
1394 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
1395 * function.h (cfun.last_stmt_uid): New field.
1396 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
1397 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
1399 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
1400 (create_stmt_ann): Initialize the ann->uid field.
1401 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
1403 * tree-flow.h (renumber_gimple_stmt_uids): New function.
1405 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
1407 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
1408 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
1409 (init_empty_tree_cfg): Call it.
1411 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1413 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
1416 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1418 * doc/invoke.text (-fdump-tree-*-verbose): New option.
1419 * tree-dump.c (dump_options): New verbose option.
1420 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
1422 * tree-pass.h (TDF_VERBOSE): New dump flag.
1423 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
1424 (tree-flow.h): Added include.
1425 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
1427 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
1429 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
1431 From Jie Zhang <jie.zhang@analog.com>
1432 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1433 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
1434 mcpu=bf561-none and mcpu=bf561-0.2.
1435 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1436 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
1437 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1438 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
1439 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
1440 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
1441 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
1443 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
1444 (cputype_selected): Remove.
1445 (bfin_handle_option): Don't use cputype_selected.
1446 (override_options): When no mcpu option, enable all workarounds.
1447 Don't use bfin_workarounds.
1448 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
1450 (DEFAULT_CPU_TYPE): Don't define.
1452 2008-05-16 Richard Guenther <rguenther@suse.de>
1454 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
1455 on deletion of the last stmt.
1457 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1459 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
1460 V8HImode for SSE2 and V16QImode for SSE4.1.
1462 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1464 * cgraph.h (compute_inline_parameters): Made public.
1465 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
1466 variable_generate_summary, function_write_summary,
1467 variable_write_summary, variable_read_summary. Added generate_summary,
1468 write_summary, read_summary.
1469 * cgraphunit.c (cgraph_process_new_functions): Changed call from
1470 pass_ipa_inline.function_generate_summary, to
1471 compute_inline_parameters.
1472 * ipa-inline.c (compute_inline_parameters): Made public and added
1474 (compute_inline_parameters_for_current): New function.
1475 (pass_inline_param): Now calls compute_inline_parameters_for_current.
1476 (inline_generate_summary): Removed parameter and made to loop over
1478 (pass_ipa_inline): Updated for new IPA_PASS structure.
1479 * passes.c (execute_ipa_summary_passes): Now is called once per
1480 pass rather than once per node*pass.
1482 2008-05-15 Anatoly Sokolov <aesok@post.ru>
1484 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
1485 avr_have_mul_p, avr_asm_only_p): Remove variables.
1486 (avr_override_options): Remove initialization of removed variables.
1487 (avr_file_start): Convert removed variables to fields of
1488 'struct base_arch_s *avr_current_arch'.
1489 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
1490 (AVR_HAVE_MUL): (Ditto.).
1491 (AVR_HAVE_MOVW): (Ditto.).
1492 (AVR_HAVE_LPMX): (Ditto.).
1493 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
1494 avr_asm_only_p): Remove declaration.
1496 2008-05-15 Diego Novillo <dnovillo@google.com>
1498 * config/arm/arm.c (arm_return_in_memory): Fix return type.
1499 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
1501 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
1504 * combine.c (check_conversion): Rename back to check_promoted_subreg.
1505 Don't call record_truncated_value from here.
1506 (record_truncated_value): Turn it into a for_each_rtx callback.
1507 (record_truncated_values): New function.
1508 (combine_instructions): Call note_uses with record_truncated_values.
1509 Change name of check_conversion to check_promoted_subreg.
1511 2008-05-15 Janis Johnson <janis187@us.ibm.com>
1513 * doc/sourcebuild.texi: Document support for torture tests.
1515 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1517 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
1518 to alternative 4 of operand 2.
1520 2008-05-15 Richard Guenther <rguenther@suse.de>
1522 * tree-pass.h (current_pass): Declare.
1523 (get_pass_for_id): Likewise.
1524 * passes.c (passes_by_id, passes_by_id_size): New globals.
1525 (set_pass_for_id): New function.
1526 (get_pass_for_id): Likewise.
1527 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
1528 (execute_function_todo): Flush per function statistics.
1529 * toplev.c (compile_file): Init statistics.
1530 (general_init): Do early statistics initialization.
1531 (finalize): Finish statistics.
1532 * statistics.h (statistics_early_init): Declare.
1533 (statistics_init): Likewise.
1534 (statistics_fini): Likewise.
1535 (statistics_fini_pass): Likewise.
1536 (statistics_counter_event): Likewise.
1537 (statistics_histogram_event): Likewise.
1538 * statistics.c: New file.
1539 * Makefile.in (OBJS-common): Add statistics.o.
1540 (statistics.o): Add dependencies.
1541 * doc/invoke.texi (-fdump-statistics): Document.
1543 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
1545 (execute_pre): Use statistics_counter_event.
1546 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
1547 (substitute_and_fold): Increment it. Use statistics_counter_event.
1549 2008-05-15 Diego Novillo <dnovillo@google.com>
1551 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
1553 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
1554 * tree-ssa-alias.c (new_type_alias): Remove references to
1555 sub-variables from comment.
1556 * tree-ssa-operands.c (swap_tree_operands): Likewise.
1558 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1560 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
1561 attribute to 1 only for insertps alternative.
1563 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1565 * config/bfin/bfin.md (loadbytes): New pattern.
1566 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
1567 (bfin_init_builtins): Initialize it.
1568 (bdesc_1arg): Add it.
1570 2008-05-15 Sa Liu <saliu@de.ibm.com>
1572 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
1573 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
1574 * testsuite/lib/target-supports.exp: Add
1575 check_effective_target_fortran_integer_16.
1577 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1579 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
1580 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
1581 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
1582 (TARGET_RETURN_IN_MEMORY): Define.
1584 2008-05-15 Richard Guenther <rguenther@suse.de>
1587 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
1588 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
1589 represent unmodifiable vars.
1591 2008-05-15 Richard Guenther <rguenther@suse.de>
1593 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
1594 INDIRECT_REF and TARGET_MEM_REF.
1595 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1598 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1599 H.J. Lu <hongjiu.lu@intel.com>
1601 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
1602 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
1603 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
1604 insn alternatives. Add missing alternatives.
1605 (*vec_concatv2di_rex64_sse4_1): Likewise.
1606 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
1607 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
1610 2008-05-15 Richard Guenther <rguenther@suse.de>
1612 PR tree-optimization/36009
1613 PR tree-optimization/36204
1614 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
1615 (determine_invariantness_stmt): Record the loop a store is
1617 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
1620 2008-05-15 Richard Guenther <rguenther@suse.de>
1622 PR tree-optimization/34330
1623 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
1624 through the pointer will alias the SMT.
1626 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
1628 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
1630 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
1632 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
1634 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1635 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1637 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
1638 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
1639 (vashl_optab): New optab for vector/vector shifts.
1640 (vashr_optab): Ditto.
1641 (vlshr_optab): Ditto.
1642 (vrotl_optab): Ditto.
1643 (vrotr_optab): Ditto.
1644 (optab_subtype): New enum for optab_for_tree_code call.
1645 (optab_for_tree_code): Add enum optab_subtype argument.
1647 * optabs.c (optab_for_tree_code): Take an additional argument to
1648 distinguish between a vector shift by a scalar and vector shift by
1649 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
1650 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
1651 vector shift by a vector.
1652 (expand_widen_pattern_expr): Pass additional argument to
1653 optab_for_tree_code.
1655 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
1656 vrotl_optab, vrotr_optab.
1658 * expr.c (expand_expr_real_1): Update calls to
1659 optab_for_tree_code to distinguish between vector shifted by a
1660 scalar and vector shifted by a vector.
1661 * tree-vectorizer.c (supportable_widening_operation): Ditto.
1662 (supportable_narrowing_operation): Ditto.
1663 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
1664 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
1665 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
1666 (vect_create_epilog_for_reduction): Ditto.
1667 (vectorizable_reduction): Ditto.
1668 (vectorizable_operation): Ditto.
1669 (vect_strided_store_supported): Ditto.
1670 (vect_strided_load_supported): Ditto.
1671 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1672 * expmed.c (expand_shift): Ditto.
1674 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
1676 (ashr@var{m}3): Ditto.
1677 (vashl@var{m}3): Document new vector/vector shift standard name.
1678 (vashr@var{m}3): Ditto.
1679 (vlshr@var{m}3): Ditto.
1680 (vrotl@var{m}3): Ditto.
1681 (vrotr@var{m}3): Ditto.
1683 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
1684 (PPERM_INVERT): Ditto.
1685 (PPERM_REVERSE): Ditto.
1686 (PPERM_REV_INV): Ditto.
1687 (PPERM_ZERO): Ditto.
1688 (PPERM_ONES): Ditto.
1689 (PPERM_SIGN): Ditto.
1690 (PPERM_INV_SIGN): Ditto.
1691 (PPERM_SRC1): Ditto.
1692 (PPERM_SRC2): Ditto.
1694 * config/i386/sse.md (mulv2di3): Add SSE5 support.
1695 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
1696 allows a memory operand to be the value being added, and split it
1697 to improve vectorization.
1698 (sse5_pmacsdqh_mem): Ditto.
1699 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
1700 (sse5_mulv2div2di3_high): Ditto.
1701 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
1702 (vec_pack_trunc_v4si): Ditto.
1703 (vec_pack_trunc_v2di): Ditto.
1704 (sse5_pcmov_<mode>): Remove code that tried to use use
1705 andps/andnps instead of pcmov.
1706 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
1707 pmacsdqh instructions.
1708 (vec_widen_smult_lo_v4si): Ditto.
1710 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
1711 (PPERM_INVERT): Ditto.
1712 (PPERM_REVERSE): Ditto.
1713 (PPERM_REV_INV): Ditto.
1714 (PPERM_ZERO): Ditto.
1715 (PPERM_ONES): Ditto.
1716 (PPERM_SIGN): Ditto.
1717 (PPERM_INV_SIGN): Ditto.
1718 (PPERM_SRC1): Ditto.
1719 (PPERM_SRC2): Ditto.
1720 (ix86_expand_sse_movcc): Move the SSE5 test after the if
1722 (ix86_expand_int_vcond): If SSE5 generate all possible integer
1724 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
1725 says ignore whether the last reference is a memory operand.
1727 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1728 Paolo Bonzini <bonzini at gnu dot org>
1730 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
1733 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
1734 (vlshr<mode>3): Rename from vlshr<mode>3.
1735 (vashr<mode>3): Rename from vashr<mode>3.
1736 (mulv4sf3): Change the names of vector shift patterns.
1740 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
1743 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
1768 * config/spu/spu.md (v): New iterator macro to add v for vector types.
1769 (floatunssidf2_internal): Change vector/vector shift names.
1770 (floatunsdidf2_internal): Ditto.
1777 (vashl<mode>3): Rename from ashl<mode>3.
1778 (vashr<mode>3): Rename from ashr<mode>3.
1779 (vlshr<mode>3): Rename from lshr<mode>3.
1780 (vrotl<mode>3): Rename from rotl<mode>3.
1782 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1785 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
1786 multiply gives the wrong value when doing widening multiplies.
1787 (vec_widen_smult_lo_v4si): Ditto.
1789 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1791 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
1792 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
1793 emit_library_call_value.
1794 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
1795 * tree.h (ECF_LIBCALL_BLOCK): Removed.
1796 * calls.c (initialize_argument_information, precompute_arguments,
1797 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
1798 (precompute_arguments): Removed flags parameter.
1799 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
1801 2008-05-14 Richard Guenther <rguenther@suse.de>
1803 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
1804 Make sure to register the store if the use is a PHI_NODE.
1806 2008-05-14 Olivier Hainque <hainque@adacore.com>
1808 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1809 memory if the component is to be referenced in BLKmode according
1810 to get_inner_reference.
1812 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
1814 * calls.c (emit_library_call_value_1): Restore code clearing
1815 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
1817 2008-05-14 Olivier Hainque <hainque@adacore.com>
1818 Nicolas Roche <roche@adacore.com>
1820 * configure.ac: Add support for a "gcc_subdir" variable in
1821 config-lang.in, to denote a subdirectory where the language/GCC
1822 integration files are to be found.
1823 * configure: Regenerate.
1825 2008-05-14 Ira Rosen <irar@il.ibm.com>
1827 PR tree-optimization/36098
1828 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
1829 value for the first load in the group in case of a gap.
1830 (vect_build_slp_tree): Check that there are no gaps in loads.
1832 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1834 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
1835 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
1836 expand_copysign_bit, ): Change call to emit_no_conflict_block to
1837 emit_insn and remove unneeded code to construct extra args.
1838 (emit_no_conflict_block): Removed.
1839 * optabls.h: (emit_no_conflict_block): Removed.
1840 * cse.c (cse_extended_basic_block): Remove search for
1841 REG_NO_CONFLICT note.
1842 * global.c: Removed incorrect comment added in revision 117.
1843 * expr.c (convert_move): Change call to emit_no_conflict_block to
1845 * recog.c: Change comments so that they do not mention
1847 * local_alloc.c (combine_regs): Removed last parameter.
1848 (no_conflict_p): Removed.
1849 (block_alloc): Removed note, no_conflict_combined_regno and set
1850 local vars. Removed all code to process REG_NO_CONFLICT blocks.
1851 (combine_regs): Removed already_dead and code to look for
1852 REG_NO_CONFLICT notes.
1853 * lower_subreg (remove_retval_note): Removed code to look for
1854 REG_NO_CONFLICT block.
1855 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
1856 (resolve_clobber): Remove code to process libcalls that have
1857 REG_NO_CONFLICT notes.
1858 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
1860 * combine.c (can_combine_p, distribute_notes): Removed
1861 REG_NO_CONFLICT case.
1862 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
1864 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
1865 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
1867 * reg-notes.def (NO_CONFLICT): Removed.
1869 2008-05-14 David S. Miller <davem@davemloft.net>
1871 * config/sparc/sparc.c (sparc_profile_hook): If
1872 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
1873 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
1874 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1876 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
1878 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
1880 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
1883 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
1884 and op1 expansion before vector concat to have less live pseudos.
1886 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
1888 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
1889 ix86_expand_vector_set if supported.
1891 2008-05-13 Diego Novillo <dnovillo@google.com>
1892 Kenneth Zadeck <zadeck@naturalbridge.com>
1894 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
1896 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
1897 phinodes_print_statistics, init_ssanames, fini_ssanames,
1898 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
1899 release_ssa_name, release_defs, replace_ssa_name_symbol,
1900 ssanames_print_statistics): Move ...
1901 * tree-flow.h: ... here.
1902 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
1903 Use FN instead of cfun.
1904 (make_ssa_name_fn): Rename from make_ssa_name.
1905 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
1906 * tree-flow-inline.h (make_ssa_name): Move from
1907 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
1908 * omp-low.c (expand_omp_parallel):
1909 * tree-flow-inline.h (redirect_edge_var_map_result):
1910 * tree-ssa.c (init_tree_ssa): Add argument FN.
1911 Use it instead of cfun. Update all users.
1913 2008-05-13 Tom Tromey <tromey@redhat.com>
1915 PR preprocessor/22168:
1916 * doc/cpp.texi (Top): Update menu.
1917 (Alternatives to Wrapper #ifndef): New node.
1918 (Other Directives): Document deprecation.
1919 (Obsolete Features): Remove menu.
1920 (Assertions): Merge node into Obsolete Features.
1921 (Obsolete once-only headers): Move earlier; rename to Alternatives
1923 * doc/cppopts.texi: Update.
1924 * c.opt (Wdeprecated): Enable for C and ObjC.
1925 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
1926 (C++ Dialect Options): Move -Wno-deprecated from here to...
1927 (Warning Options): ... here.
1929 2008-05-13 Richard Guenther <rguenther@suse.de>
1932 * fold-const.c (fold_sign_changed_comparison): Do not allow
1933 changes in pointer-ness.
1935 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1938 * config/sh/sh.c (sh_expand_prologue): Don't clear
1939 RTX_FRAME_RELATED_P for push insns.
1941 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
1943 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
1945 2008-05-12 Anatoly Sokolov <aesok@post.ru>
1947 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
1948 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
1949 Use 'machine->is_leaf' instead of 'leaf_func_p'.
1951 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
1953 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
1954 (*vec_concatv4sf_sse): This.
1955 (*sse2_concatv2si): Renamed to ...
1956 (*vec_concatv2si_sse2): This.
1957 (*sse1_concatv2si): Renamed to ...
1958 (*vec_concatv2si_sse): This.
1959 (*vec_concatv2di_rex): Renamed to ...
1960 (*vec_concatv2di_rex64): This.
1961 (*vec_concatv2si_sse4_1): New.
1962 (*vec_concatv2di_rex64_sse4_1): Likewise.
1964 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
1966 PR rtl-optimization/36111
1967 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
1968 that was created for swappable operands.
1970 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
1973 * Makefile.in: Substitute GNATMAKE and GNATBIND.
1974 * configure.ac: Add call to ACX_PROG_GNAT.
1976 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
1978 * optc-gen.awk: Fix comment typo.
1980 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1982 * pretty-print.c (pp_integer_with_precision): Use
1983 HOST_LONG_LONG_FORMAT.
1985 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
1987 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
1989 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
1991 * config/i386/i386.c (bdesc_ptest): Removed.
1992 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
1993 (bdesc_args): Add __builtin_ia32_ptestz128,
1994 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
1995 (ix86_init_mmx_sse_builtins): Updated.
1996 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
1997 (ix86_expand_builtin): Updated.
1999 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
2001 * tree-cfg.c (valid_fixed_convert_types_p): New function.
2002 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
2004 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
2006 * value-prof.c (interesting_stringop_to_profile): Do not
2007 return early for BUILT_IN_MEMPCPY.
2009 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
2011 * calls.c (expand_call): Don't use callgraph to increase
2012 preferred_stack_boundary.
2014 * cgraph.h (cgraph_rtl_info): Use unsigned on
2015 preferred_incoming_stack_boundary.
2017 * final.c (rest_of_clean_state): Use unsigned on
2018 preferred_stack_boundary.
2020 2008-05-09 Tom Tromey <tromey@redhat.com>
2022 PR preprocessor/22231:
2023 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
2026 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
2028 PR tree-optimization/36129
2029 * tree-ssa-ccp.c: Include value-prof.h.
2030 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
2031 built-in function was folded to a constant.
2032 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
2034 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
2035 Sebastian Pop <sebastian.pop@amd.com>
2037 * tree-scalar-evolution.c: Document instantiate_scev.
2038 (instantiate_parameters_1): Renamed instantiate_scev_1.
2039 Don't use the same loop for instantiation_loop and evolution_loop.
2040 (instantiate_scev): New.
2041 (instantiate_parameters): Moved...
2042 (resolve_mixers): Update call to instantiate_scev_1 to pass the
2043 same loop twice. Maintains the semantics for this function.
2044 * tree-scalar-evolution.h (instantiate_scev): Declare.
2045 (instantiate_parameters): ...here. Now static inline.
2046 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
2047 instead of resolve_mixers.
2049 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2051 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
2053 2008-05-09 Tomas Bily <tbily@suse.cz>
2055 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
2056 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
2057 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2058 * c-common.c (c_common_truthvalue_conversion): Likewise.
2059 * tree-object-size.c (compute_object_offset): Likewise.
2060 * tree-inline.c (estimate_num_insns_1): Likewise.
2061 * varasm.c (const_hash_1, compare_constant, copy_constant)
2062 (compute_reloc_for_constant, output_addressed_constants)
2063 (initializer_constant_valid_p): Likewise.
2064 * c-omp.c (check_omp_for_incr_expr): Likewise.
2065 * gimplify.c (gimplify_expr): Likewise.
2066 * c-typeck.c (c_finish_return): Likewise.
2067 * tree-vectorizer.c (supportable_widening_operation)
2068 (supportable_narrowing_operation): Likewise.
2069 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
2070 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
2071 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
2072 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
2073 (descr_info_loc): Likewise.
2074 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2075 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
2076 (fold_unary): Likewise.
2077 * builtins.c (get_pointer_alignment): Likewise.
2078 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
2079 (instantiate_parameters_1): Likewise.
2080 * tree.c (expr_align, stabilize_reference): Likewise.
2081 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
2082 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
2083 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
2084 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2085 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
2086 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
2088 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
2089 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
2090 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
2091 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
2092 (forward_propagate_comparison)
2093 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2094 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
2095 * emit-rtl.c (component_ref_for_mem_expr)
2096 (set_mem_attributes_minus_bitpos): Likewise.
2097 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
2098 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
2100 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
2101 (build_function_call, pointer_diff, build_compound_expr)
2102 (c_finish_return): Likewise.
2103 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
2104 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
2106 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
2107 * expr.c (is_aligning_offset): Likewise.
2108 * tree-ssa-alias.c (is_escape_site): Likewise.
2109 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
2110 (check_all_va_list_escapes): Likewise.
2111 * tree-ssa-loop-ivopts.c (determine_base_object)
2112 (determine_common_wider_type): Likewise.
2113 * dojump.c (do_jump): Likewise.
2114 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
2115 * tree-gimple.c (is_gimple_cast): Likewise.
2116 * fold-const.c (decode_field_reference, )
2117 (fold_sign_changed_comparison, fold_unary, fold_comparison)
2118 (fold_binary): Likewise.
2119 * tree-ssa-alias-warnings.c (find_alias_site_helper)
2120 (already_warned_in_frontend_p): Likewise.
2121 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
2122 * tree.c (really_constant_p, get_unwidened): Likewise.
2123 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
2124 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
2125 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
2127 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
2129 (CONVERT_EXPR_P): Define.
2130 (CASE_CONVERT): Define.
2132 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
2135 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
2136 (delete_unmarked_insns): When deleting a call, call
2137 delete_unreachable_blocks.
2138 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2139 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
2141 2008-05-08 Richard Guenther <rguenther@suse.de>
2143 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
2144 (-ftree-salias): Likewise.
2145 (salias-max-implicit-fields): Remove param documentation.
2146 (salias-max-array-elements): Likewise.
2147 * tree-pass.h (pass_create_structure_vars): Remove.
2148 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2149 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2150 * tree-ssa-alias.c (create_structure_vars): Remove.
2151 (gate_structure_vars): Likewise.
2152 (pass_create_structure_vars): Likewise.
2153 (gate_build_alias): Likewise.
2154 (pass_build_alias): Adjust to run always and dump the function.
2155 * common.opt (ftree-salias): Hide.
2156 * passes.c (init_optimization_passes): Remove
2157 pass_create_structure_vars, adjust comment.
2158 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2159 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2160 * opts.c (decode_options): Do not set flag_tree_salias.
2161 (common_handle_option): Add OPT_ftree_salias to the backward
2162 compatibility section.
2164 2008-05-08 Richard Guenther <rguenther@suse.de>
2166 * tree-flow-inline.h (var_can_have_subvars): Move ...
2167 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
2168 * tree-flow.h (var_can_have_subvars): Remove.
2169 (push_fields_onto_fieldstack): Remove.
2170 (sort_fieldstack): Likewise.
2171 (struct fieldoff): Move ...
2172 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
2173 alias_set and base_for_components fields.
2174 (sort_fieldstack): Make static.
2175 (push_fields_onto_fieldstack): Likewise. Remove code that
2176 handles anything but RECORD_TYPEs. Remove alias_set and
2177 base_for_components handling.
2178 (create_variable_info_for): Adjust.
2180 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
2182 * common.opt (Wframe-larger-than=): Shorten the help message
2184 * doc/invoke.texi (Wframe-larger-than=): Add more description.
2186 2008-05-08 Rafael Espindola <espindola@google.com>
2188 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
2190 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
2191 trap and that both operands are gimple values.
2192 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
2193 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
2196 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2198 * read-rtl.c (join_c_conditions): Return the first string if the
2199 two strings are equal.
2201 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2203 * gensupport.h (pred_data): Add a "num_codes" field.
2204 (add_predicate_code): Declare.
2205 * gensupport.c (add_predicate_code): New function.
2206 (std_pred_table): Add an "allows_const_p" field.
2207 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
2208 Remove the (incomplete) list of such codes from the codes field.
2209 (init_predicate_table): Use add_predicate_code. Add all
2210 RTX_CONST_OBJs if allows_const_p is true.
2211 * genrecog.c (process_define_predicate): Use add_predicate_code.
2213 2008-05-08 David Daney <ddaney@avtrex.com>
2214 Richard Sandiford <rsandifo@nildram.co.uk>
2216 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
2217 special case of constant zero operands.
2218 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
2219 old and new values. Special case constant zero values.
2220 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
2222 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
2223 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
2225 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
2228 * simplify-rtx.c (simplify_plus_minus): Create CONST of
2229 similar RTX_CONST_OBJ before CONST_INT.
2231 2008-05-08 Steve Ellcey <sje@cup.hp.com>
2233 * stmt.c (expand_stack_restore): Change sa mode if needed.
2235 2008-05-08 Richard Guenther <rguenther@suse.de>
2237 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
2238 return type to bool.
2239 (ix86_sol10_return_in_memory): Likewise.
2240 (ix86_i386elf_return_in_memory): Likewise.
2241 (ix86_i386interix_return_in_memory): Likewise.
2242 * config/i386/i386.c (ix86_return_in_memory): Likewise.
2243 (ix86_sol10_return_in_memory): Likewise.
2244 (ix86_i386elf_return_in_memory): Likewise.
2245 (ix86_i386interix_return_in_memory): Likewise.
2247 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2250 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
2252 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
2253 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
2256 2008-05-08 Richard Guenther <rguenther@suse.de>
2258 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
2259 * tree-data-ref.h (struct dr_alias): Remove subvars field.
2260 (DR_SUBVARS): Remove.
2261 * tree-dfa.c (dump_subvars_for): Remove.
2262 (debug_subvars_for): Likewise.
2263 (dump_variable): Do not dump subvars.
2264 (remove_referenced_var): Do not remove subvars.
2265 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
2266 (lookup_subvars_for_var): Remove.
2267 (get_subvars_for_var): Likewise.
2268 (get_subvars_at): Likewise.
2269 (get_first_overlapping_subvar): Likewise.
2270 (overlap_subvar): Likewise.
2271 * tree-flow.h (subvar_t): Remove.
2272 (struct var_ann_d): Remove subvars field.
2273 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
2274 argument. Remove special handling of SFTs.
2275 (compute_tag_properties): Likewise.
2276 (set_initial_properties): Likewise.
2277 (compute_call_clobbered): Likewise.
2278 (count_mem_refs): Likewise.
2279 (compute_memory_partitions): Likewise.
2280 (compute_flow_insensitive_aliasing): Likewise.
2281 (setup_pointers_and_addressables): Likewise.
2282 (new_type_alias): Likewise.
2283 (struct used_part): Remove.
2284 (used_portions): Likewise.
2285 (struct used_part_map): Likewise.
2286 (used_part_map_eq): Likewise.
2287 (used_part_map_hash): Likewise.
2288 (free_used_part_map): Likewise.
2289 (up_lookup): Likewise.
2290 (up_insert): Likewise.
2291 (get_or_create_used_part_for): Likewise.
2292 (create_sft): Likewise.
2293 (create_overlap_variables_for): Likewise.
2294 (find_used_portions): Likewise.
2295 (create_structure_vars): Likewise.
2296 * tree.def (STRUCT_FIELD_TAG): Remove.
2297 * tree.h (MTAG_P): Adjust.
2298 (struct tree_memory_tag): Remove base_for_components and
2299 unpartitionable flags.
2300 (struct tree_struct_field_tag): Remove.
2301 (SFT_PARENT_VAR): Likewise.
2302 (SFT_OFFSET): Likewise.
2303 (SFT_SIZE): Likewise.
2304 (SFT_NONADDRESSABLE_P): Likewise.
2305 (SFT_ALIAS_SET): Likewise.
2306 (SFT_UNPARTITIONABLE_P): Likewise.
2307 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
2308 (union tree_node): Remove sft field.
2309 * alias.c (get_alias_set): Remove special handling of SFTs.
2310 * print-tree.c (print_node): Remove handling of SFTs.
2311 * tree-dump.c (dequeue_and_dump): Likewise.
2312 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2313 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
2314 * tree-predcom.c (set_alias_info): Do not set subvars.
2315 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
2316 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
2317 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
2318 (add_vars_for_offset): Remove.
2319 (add_virtual_operand): Remove special handling of SFTs.
2320 (add_call_clobber_ops): Likewise.
2321 (add_call_read_ops): Likewise.
2322 (get_asm_expr_operands): Likewise.
2323 (get_modify_stmt_operands): Likewise.
2324 (get_expr_operands): Likewise.
2325 (add_to_addressable_set): Likewise.
2326 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
2327 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2328 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
2329 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
2330 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
2331 (tree_node_structure): Likewise.
2332 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
2334 (find_what_p_points_to): Likewise.
2336 2008-05-08 Sa Liu <saliu@de.ibm.com>
2338 * config/spu/spu.md: Fixed subti3 pattern.
2340 2008-05-08 Richard Guenther <rguenther@suse.de>
2343 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2344 sure to create a representative for trailing arrays for PTA.
2346 2008-05-08 Richard Guenther <rguenther@suse.de>
2349 * fold-const.c (operand_equal_p): Two objects which types
2350 differ in pointerness are not equal.
2352 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2354 * calls.c (compute_argument_block_size): Add argument tree fndecl.
2355 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
2356 (emit_library_call_value_1): Add new variable fndecl initialized by
2357 NULL_TREE. It should be the decl type of orgfun, but this information
2358 seems not to be available here, so it uses the default calling abi.
2359 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
2360 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
2361 by TARGET_RETURN_IN_MEMORY.
2362 * config/i386/i386-interix.h: Likewise.
2363 * config/i386/i386.h: Likewise.
2364 * config/i386/i386elf.h: Likewise.
2365 * config/i386/ptx4-i.h: Likewise.
2366 * config/i386/sol2-10.h: Likewise.
2367 * config/i386/sysv4.h: Likewise.
2368 * config/i386/vx-common.h: Likewise.
2369 * config/cris/cris.h: Removed #if 0 clause.
2370 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
2371 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
2373 (ix86_sol10_return_in_memory): Likewise.
2374 (ix86_i386elf_return_in_memory): New.
2375 (ix86_i386interix_return_in_memory): New.
2376 * config/mt/mt-protos.h (mt_return_in_memory): New.
2377 * config/mt/mt.c: Likewise.
2378 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
2379 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
2380 * config/bfin/bfin.h: Likewise.
2381 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
2383 * config/bfin/bfin.c: Likewise.
2384 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
2385 * config/alpha/unicosmk.h: Likewise.
2386 * config/i386/cygming.h: Likewise.
2387 * config/iq2000/iq2000.h: Likewise.
2388 * config/mips/mips.h: Likewise.
2389 * config/mn10300/mn10300.h: Likewise.
2390 * config/rs6000/rs6000.h: Likewise.
2391 * config/score/score.h: Likewise.
2392 * config/spu/spu.h: Likewise.
2393 * config/v850/v850.h: Likewise.
2394 * defaults.h: Likewise.
2395 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
2396 * expr.c (emit_block_move): Adjust use of
2397 OUTGOING_REG_PARM_STACK_SPACE.
2398 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
2399 OUTGOING_REG_PARM_STACK_SPACE.
2400 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
2402 2008-05-08 Jakub Jelinek <jakub@redhat.com>
2404 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
2405 on OMP_RETURN for OMP_FOR.
2408 * dwarf2out.c (dw_expand_expr, common_check): Removed.
2409 (fortran_common): New function.
2410 (gen_variable_die): Call fortran_common instead of common_check,
2411 adjust for it returning tree instead of rtx. Formatting.
2413 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2417 * see.c (see_copy_insn): Copy new pure const attributes for new call.
2418 * c-decl.c (merge_decls): Ditto.
2419 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
2420 to RTL_CONST_OR_PURE_CALL_P.
2421 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
2422 Initialized DECL_LOOPING_CONST_PURE.
2423 (process_call_operands): Set tree_side_effects properly.
2424 * tree.h (TREE_READONLY_DECL_P): Removed.
2425 (DECL_IS_PURE): Renamed to DECL_PURE_P.
2426 (DECL_LOOPING_OR_CONST_P): New macro.
2427 (struct tree_function_decl): Added looping_const_or_pure_p.
2429 (ECF_LOOPING_OR_CONST_P): New macro.
2430 * rtlanal.c (pure_const_p): Removed.
2431 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
2432 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
2433 to RTL_CONST_CALL_P.
2434 * ipa-pure-const.c (pure_const_state_e): Added looping field.
2435 (check_decl, check_tree, check_call, scan_function): Initialize
2437 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
2438 (static_execute): Set looping true for recursive functions.
2439 Undo setting state to IPA_NEITHER for recursive functions.
2441 * ifcvt.c (noce_can_store_speculate_p): Changed
2442 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
2443 RTL_CONST_OR_PURE_CALL_P.
2444 * dse.c (scan_insn): Ditto.
2445 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
2446 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
2447 RTL_CONST_OR_PURE_CALL_P.
2448 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
2449 pure_call_p to RTL_CONST_CALL_P.
2450 * gimplify.c (gimplify_call_expr): Clear side effects for
2451 non-looping pure and constant calls.
2452 * calls.c (emit_call_1): Set rtl flags from ecf flags.
2453 (flags_from_decl_or_type): Set ecf flags from decl flags.
2454 (initialize_argument_information): Turn off
2455 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
2456 Change const to pure if callee_copies is true rather than just
2458 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
2459 way of marking pure calls.
2460 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
2461 Remove hack that was supposed to fix pr7335 and remove old
2462 way of marking pure calls.
2463 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
2464 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
2465 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
2466 RTL_CONST_OR_PURE_CALL_P.
2467 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
2468 * loop-invariant.c (find_exits, find_invariant_bb): Changed
2469 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
2470 * sched-deps.c (schedule_analyze): Ditto.
2471 * rtl.h (struct rtx_def): Use call field, unchanging field, and
2472 return_val field of calls to represent pure and const function info.
2473 (CONST_OR_PURE_CALL_P): Deleted macro.
2474 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2475 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
2476 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
2478 * tree-optimize.c (execute_fixup_cfg): Added test for
2479 ECF_LOOPING_CONST_OR_PURE.
2480 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
2482 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
2483 effects for looping pure or const calls.
2484 (verify_gimple_expr): Added verification code.
2485 * config/alpha/alpha.c (alpha_legitimize_address,
2486 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
2488 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
2489 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
2490 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
2491 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
2492 RTL_CONST_OR_PURE_CALL_P.
2493 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
2494 and const calls to be deleted.
2496 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2499 * config/i386/mmx.md (mmx_subv2sf3): New expander.
2500 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
2501 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
2502 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2503 to handle nonimmediate operands.
2504 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
2505 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
2506 to handle nonimmediate operands.
2507 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
2508 (mmx_pmulhrwv4hi3): New expander. Use
2509 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2510 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
2511 (sse2_umulv1siv1di3): New expander. Use
2512 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2513 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
2514 (mmx_eq<mode>3): New expander. Use
2515 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2516 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
2517 (mmx_uavgv8qi3): New expander. Use
2518 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2519 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
2520 (mmx_uavgv4hi3): New expander. Use
2521 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2523 * config/i386/sse.md
2524 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
2525 to handle nonimmediate operands.
2526 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
2527 to handle nonimmediate operands.
2528 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
2529 to handle nonimmediate operands.
2530 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
2531 to handle nonimmediate operands.
2532 (sse2_unpckhpd_exp): New expander. Use
2533 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2534 (sse2_unpcklpd_exp): New expander. Use
2535 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2536 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
2537 to handle nonimmediate operands.
2538 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
2539 to handle nonimmediate operands.
2540 (*sse2_<plusminus_insn><mode>3): Rename from
2541 sse2_<plusminus_insn><mode>3 insn pattern.
2542 (sse2_<plusminus_insn><mode>3): New expander. Use
2543 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2544 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
2545 (sse2_umulv2siv2di3): New expander. Use
2546 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2547 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
2548 (sse4_1_mulv2siv2di3): New expander. Use
2549 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2550 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
2551 (sse2_pmaddwd): New expander. Use
2552 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2553 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
2554 (sse2_eq<mode>3): New expander. Use
2555 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2556 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
2557 (sse4_1_eqv2di3): New expander. Use
2558 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2559 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2560 (sse2_uavgv16qi3): New expander. Use
2561 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2562 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2563 (sse2_uavgv16qi3): New expander. Use
2564 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2565 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
2566 (sse2_uavgv8hi3): New expander. Use
2567 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2568 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
2569 (ssse3_pmulhrswv8hi3): New expander. Use
2570 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2571 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
2572 (ssse3_pmulhrswv4hi3): New expander. Use
2573 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2575 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
2576 (<sse>_vmmul<mode>3): Ditto.
2577 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
2579 (ssse3_pmaddubsw128): Use register_operand for operand 1.
2580 (ssse3_pmaddubsw): Ditto.
2582 * config/i386/i386.c (struct_builtin_description)
2583 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
2584 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
2585 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
2586 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
2587 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
2588 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
2589 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
2590 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
2591 (ix86_fixup_binary_operands): Assert that src1
2592 and src2 must have the same mode when swapped.
2593 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
2594 and ix86_binary_operator_ok. Do not force operands in registers
2597 2008-05-07 Jan Hubicka <jh@suse.cz>
2599 * cgraph.c (dump_cgraph_node): Update.
2600 * cgraph.h (cgraph_local_info): Break out inline summary.
2601 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
2603 * ipa-inline (inline_summary): New accestor function.
2604 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
2605 cgraph_decide_inlining, compute_inline_parameters): Update.
2606 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
2608 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2610 Cleanup ColdFire scheduling support and add V4 pipeline model.
2612 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
2613 (define_attr cpu): Add cfv4 value.
2614 (define_attr type, define_attr type1): Merge into a single 'type'
2615 attribute. Update all uses.
2616 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
2617 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
2619 (define_attr opx_mem, define_attr opy_mem): Remove.
2620 (define_attr op_mem): Clean up, update comment.
2621 (define_attr size): Use specific values instead of general int.
2622 (define_attr guess, define_attr split): Remove. Update all uses.
2623 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
2624 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
2625 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
2626 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
2627 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
2628 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
2629 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
2630 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
2631 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
2632 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
2633 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
2634 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
2635 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
2636 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
2637 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
2638 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
2639 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
2640 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
2641 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
2642 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
2643 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
2644 Update or set attributes.
2645 (stack_tie): New fake instruction.
2647 * config/m68k/m68k.h (TUNE_CFV4): New macro.
2648 (m68k_sched_attr_size): Update declaration.
2649 (m68k_sched_attr_type2): Remove.
2650 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
2651 Declare new bypass predicates.
2653 * config/m68k/m68k.c (m68k_sched_issue_rate,
2654 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
2656 (TARGET_SCHED_ISSUE_RATE,
2657 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
2658 (override_options): Handle scheduling for ColdFire V4 core.
2659 (m68k_expand_prologue): Emit stack_tie.
2660 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
2661 'OP_TYPE_FPN'. Update all uses.
2662 (sched_guess_p): Remove.
2663 (sched_address_type): Handle symbolic addresses.
2664 (sched_get_operand): New static function.
2665 (sched_operand_type): Merge into sched_attr_op_type.
2666 (sched_attr_op_type): Handle FP registers, handle quick constants,
2668 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
2669 (m68k_sched_attr_size): Update. Move logic to ...
2670 (sched_get_attr_size_int): New static function.
2671 (sched_get_opxy_mem_type): New static function.
2672 (m68k_sched_attr_op_mem): Update.
2673 (m68k_sched_attr_type2): Remove.
2674 (sched_cfv4_bypass_data): New static variable.
2675 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
2676 (m68k_sched_issue_rate): Implement scheduler hook.
2677 (struct _sched_ib: enabled_p): New field.
2678 (m68k_sched_variable_issue): Update. Handle V4.
2679 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
2680 sched_dump_class_func_t, sched_dump_split_class,
2681 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
2682 sched_dump_dfa_class, m68k_sched_dump): Remove.
2683 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
2685 (m68k_sched_init_global): Remove statisctics dumping, introduce
2686 sanity check that all instructions have pipeline reservations. Handle
2688 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2689 Handle ColdFire V4 core.
2690 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
2691 New static functions.
2692 (m68k_sched_address_bypass_p): New bypass predicate.
2693 (sched_get_indexed_address_scale): New static function.
2694 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
2696 * cf.md: Update comments.
2697 (define_attr type2): Remove. Use 'type' attribute instead.
2699 (cf_ib): Rename to cfv123_ib. Update all uses.
2700 (cf_oep): Rename to cfv123_oep. Update all uses.
2701 (cf_chr): Rename to cfv123_chr. Update all uses.
2702 (cf_mem): Rename to cfv123_mem. Update all uses.
2703 (cf_mac): Move to more appropriate place.
2704 (cfv123_guess): New automaton and cpu_unit.
2705 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
2706 Update uses of 'size' attribute. Handle before reload scheduling.
2707 (cfv123_guess): New dummy reservation for unhandled instructions.
2708 (cfv4_*): Pipeline description of ColdFire V4 core.
2709 (ignore): New reservation to handle 'ignore' type.
2711 2008-05-07 Ian Lance Taylor <iant@google.com>
2714 * gimplify.c (find_single_pointer_decl_1): Don't look through
2716 (find_single_pointer_decl): Adjust comments.
2718 2008-05-07 Jakub Jelinek <jakub@redhat.com>
2721 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
2722 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
2725 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
2726 integral type rather than floating point, then VIEW_CONVERT_EXPR
2727 to the floating point type.
2729 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2731 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
2732 TFmode op0 to register.
2734 2008-05-07 Alan Modra <amodra@bigpond.net.au>
2736 * c-decl.c (grokdeclarator): Comment typo.
2738 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
2740 * tree-flow.h: Remove prototype for computed_goto_p.
2741 * tree-cfg.c (computed_goto_p): Make static.
2743 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
2746 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
2747 (contains_aligned_value_p): This. Handle _Decimal128.
2748 (ix86_function_arg_boundary): Only align _Decimal128 to its
2749 natural boundary and handle it properly.
2751 2008-05-06 Martin Jambor <mjambor@suse.cz>
2753 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
2754 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
2755 (ipcp_method_set_orig_node): Removed.
2756 (ipcp_cval_get_cvalue_type): Removed.
2757 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
2758 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
2759 (ipcp_cval_set_cvalue_type): Removed.
2760 (ipcp_cval_get_cvalue): Removed.
2761 (ipcp_cval_set_cvalue): Removed.
2762 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
2763 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
2764 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
2765 (ipcp_cval_meet): Renamed to ipa_lattice_meet
2766 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
2767 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
2768 (ipcp_get_ith_lattice): Changed parameters.
2769 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
2770 (ipcp_lattice_from_jfunc): Changed parameters.
2771 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
2772 (ipcp_method_cval_print): Added temporary variable info.
2773 (ipcp_redirect): Removed already unused local variable caller.
2774 (ipcp_redirect): New temporary variable orig_callee_info
2775 (ipcp_redirect): Removed newly unused local variable callee.
2776 (ipcp_redirect): Removed (a bit confusing) local variable type.
2777 (ipcp_insert_stage): Added local variable info.
2778 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
2780 (ipcp_formal_create): Removed.
2781 (ipcp_method_cval_set): Removed.
2782 (ipcp_propagate_stage): Renamed lattice variables.
2783 (ipcp_method_cval_set_cvalue_type): Removed.
2784 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
2785 (ipcp_print_all_lattices): Changed printed strings to refer to
2786 lattices rather than cvals.
2787 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
2788 (ipcp_propagate_const): Changed formal parameters.
2789 (build_const_val): Changed formal parameters.
2790 (ipcp_insert_stage): Removed useless variable cvalue
2791 (build_const_val): Changed formal parameters.
2792 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
2793 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
2794 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
2795 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
2796 (ipcp_print_func_profile_counts): Changed string from "method" to
2798 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
2799 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
2800 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
2801 (ipcp_structures_print): Renamed to ipcp_print_all_structures
2802 (ipcp_profile_print): Renamed to ipcp_print_profile_data
2803 (ipcp_lat_is_const): Changed parameters and made inline.
2804 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
2805 (ipcp_redirect): Renamed to ipcp_need_redirect_p
2806 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
2807 the predicate condition directly
2808 (ipcp_propagate_stage): Added local variable args. Removed local
2809 variable callee. (Both are mere code simplifications.)
2810 (ipcp_method_dont_insert_const): Renamed to
2811 ipcp_node_not_modifiable_p.
2812 (ipcp_node_not_modifiable_p): Made inline.
2813 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
2814 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
2815 (ipcp_print_all_lattices): Removed variable cvalue
2816 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
2819 2008-05-06 Olivier Hainque <hainque@adacore.com>
2821 * tree-sra.c (try_instantiate_multiple_fields): Early return
2822 if field has POINTER_TYPE.
2824 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
2826 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
2827 by using 'q' specifier for instruction.
2828 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
2830 2008-05-06 Anatoly Sokolov <aesok@post.ru>
2832 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2833 Change mode of zero_extract from QImode to HImode.
2834 (sign bit tests peepholes): (Ditto.).
2836 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
2838 * config/i386/mmx.md: Remove double backslashes from asm templates.
2839 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
2840 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2841 to handle nonimmediate operands.
2842 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
2843 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2844 to handle nonimmediate operands.
2845 (*mmx_<code>v2sf3_finite): New insn pattern.
2846 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
2847 (mmx_<code>v2sf3): New expander. Use
2848 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2849 (mmx_<plusminus_insn><mode>3): New expander. Use
2850 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2851 (*mmx_<plusminus_insn><mode>3): New insn pattern.
2852 (mmx_add<mode>3): Removed.
2853 (mmx_ssadd<mode>3): Ditto.
2854 (mmx_usadd<mode>3): Ditto.
2855 (mmx_sub<mode>3): Ditto.
2856 (mmx_sssub<mode>3): Ditto.
2857 (mmx_ussub<mode>3): Ditto.
2858 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
2859 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
2860 to handle nonimmediate operands.
2861 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
2863 (mmx_smulv4hi3_highpart): New expander. Use
2864 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2865 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
2867 (mmx_umulv4hi3_highpart): New expander. Use
2868 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2869 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
2870 (mmx_<code>v4hi3): New expander. Use
2871 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2872 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
2873 (mmx_<code>v8qi3): New expander. Use
2874 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2875 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
2876 (mmx_<code><mode>3): New expander. Use
2877 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2879 2008-05-05 Jan Hubicka <jh@suse.cz>
2881 PR tree-optimization/36118
2882 * passes.c (pass_init_dump_file): Fix dump header.
2884 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2887 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
2888 VCE for function decls.
2890 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2892 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
2894 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2896 * config/i386/i386.md (sat_plusminus): New.
2897 (plusminus_insn): Likewise.
2898 (plusminus_mnemonic): Likewise.
2900 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
2901 (*<addsub><mode>3_cc_overflow): Renamed to ...
2902 (*<plusminus_insn><mode>3_cc_overflow): This.
2903 (*<addsub>si3_zext_cc_overflow): Renamed to ...
2904 (*<plusminus_insn>si3_zext_cc_overflow): This.
2906 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
2907 (<plusminus_insn><mode>3): This.
2908 (*<addsub><mode>3): Renamed to ...
2909 (*<plusminus_insn><mode>3): This.
2910 (<sse>_vm<addsub><mode>3): Renamed to ...
2911 (<sse>_vm<plusminus_insn><mode>3): This.
2912 (sse3_h<addsub>v4sf3): Renamed to ...
2913 (sse3_h<plusminus_insn>v4sf3): This.
2914 (sse3_h<addsub>v2df3): Renamed to ...
2915 (sse3_h<plusminus_insn>v2df3): This.
2916 (<plusminus_insn><mode>3): New.
2917 (*<plusminus_insn><mode>3): Likewise.
2918 (sse2_<plusminus_insn><mode>3): Likewise.
2919 (add<mode>): Removed.
2920 (*add<mode>3): Likewise.
2921 (sse2_ssadd<mode>3): Likewise.
2922 (sse2_usadd<mode>3): Likewise.
2923 (sub<mode>3): Likewise.
2924 (*sub<mode>3): Likewise.
2925 (sse2_sssub<mode>3): Likewise.
2926 (sse2_ussub<mode>3): Likewise.
2928 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
2930 * gthr-single.h: Add in required interface elements as per gthr.h.
2931 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
2932 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
2933 Generalize UNUSED macro.
2934 (__gthread_once): Add.
2935 (__gthread_key_create): Add.
2936 (__gthread_key_delete): Add.
2937 (__gthread_getspecific): Add.
2938 (__gthread_setspecific): Add.
2940 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
2942 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
2943 the same size types for the indirect reference on the rhs, then
2946 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
2948 * config/i386/i386.md
2949 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
2950 one insn template instead of template series.
2951 (*xordi_1_rex64): Ditto.
2952 (*xordi_2_rex64): Ditto.
2954 2008-05-05 Ira Rosen <irar@il.ibm.com>
2956 PR tree-optimization/36119
2957 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
2960 2008-06-04 Jan Hubicka <jh@suse.cz>
2962 tree-optimization/36100
2963 * tree-pass.h (pass_O0_always_inline): Declare.
2964 * ipa-inline.c (inline_transform): Remove dead code.
2965 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2966 pass_O0_always_inline): New.
2967 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
2969 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
2971 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
2972 mnemonic in this_param move for TARGET_64BIT.
2974 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
2976 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
2977 (*strmovsi_rex_1): Ditto.
2978 (*strsetsi_1): Ditto.
2979 (*strsetsi_rex_1): Ditto.
2981 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
2982 adddicc expanders using SWI mode iterator.
2984 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
2987 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
2990 2008-05-04 David S. Miller <davem@davemloft.net>
2992 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
2993 (sparc*-*-linux*): Use linux.h in tm_file.
2994 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
2995 compiler defaulting to 32-bit.
2996 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
2998 * config/sparc/linux.h: Remove definitions now obtained
2999 properly from linux.h
3000 * config/sparc/linux64.h: Likewise.
3001 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
3002 don't want this setting for 32-bit builds in a biarch compiler.
3003 * doc/install.texi: Add sparc-linux to list of targets
3004 supporting --enable-targets=all.
3006 2008-05-03 Andrew Pinski <pinskia@gmail.com>
3008 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
3010 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
3012 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
3013 after V4SI_FTYPE_V8HI.
3014 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
3015 case V4SI_FTYPE_V2DF.
3017 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
3019 * doc/invoke.texi (max-flow-memory-locations): Removed.
3020 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
3022 2008-05-03 Richard Guenther <rguenther@suse.de>
3025 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
3027 2008-05-02 David S. Miller <davem@davemloft.net>
3029 * config.gcc (need_64bit_hwint): Document libcpp dependency.
3031 2008-05-02 Simon Baldwin <simonb@google.com>
3034 * c-common.h (warn_array_subscript_range): Removed.
3035 * c-common.c (warn_array_subscript_range): Ditto.
3036 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
3037 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
3039 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3041 * config/i386/i386.c (ix86_special_builtin_type): New.
3042 (bdesc_special_args): Likewise.
3043 (ix86_expand_special_args_builtin): Likewise.
3044 (ix86_init_mmx_sse_builtins): Updated.
3045 (ix86_expand_builtin): Updated.
3046 (ix86_expand_store_builtin): Removed.
3047 (ix86_expand_unop_builtin): Likewise.
3049 * config/i386/mm3dnow.h (__v2sf): Moved to ...
3050 * config/i386/mmintrin.h (__v2sf): Here.
3052 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
3054 (_mm_loadl_pi): Likewise.
3055 (_mm_storeh_pi): Replace __v2si with __v2sf.
3056 (_mm_storel_pi): Likewise.
3058 * doc/extend.texi: Correct __builtin_ia32_loadhps,
3059 __builtin_ia32_loadlps, __builtin_ia32_storehps,
3060 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
3061 __builtin_ia32_loadlpd.
3063 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3065 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
3066 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
3067 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
3068 (ix86_init_mmx_sse_builtins): Updated.
3069 (ix86_expand_args_builtin): Likewise.
3070 (ix86_expand_builtin): Likewise.
3071 (ix86_expand_unop1_builtin): Renamed to ...
3072 (ix86_expand_unop_vec_merge_builtin): This.
3074 2008-05-01 Jan Hubicka <jh@suse.cz>
3077 * ipa-inline.c (inline_generate_summary): Make static.
3078 (inline_transform): Do not call inlining at -O0; make static.
3079 * passes.c (execute_todo): Add sanity check.
3080 (execute_one_ipa_transform_pass): Execute proper flags.
3082 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
3084 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
3085 (DECL_NONADDRESSABLE_P): Likewise.
3086 * alias.c (record_component_aliases): Fix comment.
3088 2008-05-01 Simon Baldwin <simonb@google.com>
3090 * c-common.h (warn_array_subscript_range): New function.
3091 * c-common.c (warn_array_subscript_range): Ditto.
3092 * tree-vrp.c (check_array_ref): Corrected code to agree with
3093 comment, ignoring only arrays of size 0 or size 1.
3094 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
3096 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3098 * config/i386/i386.c (ix86_builtin_type): Replace
3099 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
3100 (bdesc_args): Updated.
3101 (ix86_init_mmx_sse_builtins): Likewise.
3102 (ix86_expand_args_builtin): Likewise.
3104 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
3107 * doc/extend.texi: Correct __builtin_ia32_palignr.
3109 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3112 * config/i386/i386.c (bdesc_crc32): Removed.
3113 (ix86_expand_crc32): Likewise.
3114 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
3115 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
3116 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
3117 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
3118 UINT_FTYPE_UINT_UCHAR.
3119 (bdesc_args): Updated. Add crc32 builtins.
3120 (ix86_init_mmx_sse_builtins): Updated.
3121 (ix86_expand_args_builtin): Updated to support subreg.
3123 * doc/extend.texi: Correct __builtin_ia32_crc32di.
3125 2008-05-01 Jan Hubicka <jh@suse.cz>
3127 * tree-pass.h (opt_pass): Add IPA_PASS.
3128 (varpool_node, cgraph_node): Forward declare.
3129 (ipa_opt_pass): Define.
3130 (pass_ipa_inline): Turn into ipa_opt_pass.
3131 (pass_apply_inline): Remove.
3132 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
3133 (apply_inline): Turn into ....
3134 (inline_transform): ... this one.
3135 (inline_generate_summary): New function.
3136 (pass_apply_inline): Remove.
3137 * function.h (ipa_opt_pass): Forward declare structure; typedef;
3139 (struct function): Add ipa_transforms_to_apply.
3140 * passes.c (register_one_dump_file): Work on IPA_PASS.
3141 (init_optimization_passes): Remove pass_inline_parameters and
3143 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
3144 (execute_one_pass) ... here; apply transforms when possible.
3145 (add_ipa_transform_pass, execute_ipa_summary_asses,
3146 execute_one_ipa_transform_pass): New.
3147 (execute_ipa_pass_list): Update for IPA_PASS type.
3149 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3151 * config/i386/i386.c (ix86_builtin_type): Add
3152 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
3153 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
3154 (bdesc_args): Add SSE4a builtins.
3155 (ix86_init_mmx_sse_builtins): Updated.
3156 (ix86_expand_args_builtin): Likewise.
3157 (ix86_expand_builtin): Likewise.
3159 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3161 * config/i386/i386.c (ix86_builtin_type): Add
3162 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
3163 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
3164 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
3165 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
3166 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
3167 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
3168 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
3169 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
3170 and DI_FTYPE_DI_DI_INT.
3171 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
3172 (ix86_init_mmx_sse_builtins): Updated.
3173 (ix86_expand_args_builtin): Likewise.
3174 (ix86_expand_builtin): Likewise.
3175 (ix86_expand_binop_imm_builtin): Removed.
3177 * doc/extend.texi: Correct __builtin_ia32_palignr128.
3179 2008-04-30 Richard Guenther <rguenther@suse.de>
3181 PR tree-optimization/32921
3182 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
3184 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
3186 * config/arm/arm.c (arm_unwind_emit): Use
3187 crtl->all_throwers_are_sibcalls instead of
3188 cfun->all_throwers_are_sibcalls.
3189 (arm_output_fn_unwind): Likewise.
3190 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
3191 instead of cfun->uses_pic_offset_table.
3192 (frv_expand_prologue): Likewise.
3193 (frv_frame_pointer_required): Likewise.
3194 (frv_expand_fdpic_call): Likewise.
3195 (frv_emit_movsi): Likewise.
3196 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
3197 cfun->returns_pcc_struct instead of
3198 current_function_returns_pcc_struct.
3199 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
3200 instead of cfun->calls_eh_return.
3201 (m32c_pushm_popm): Likewise.
3202 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
3203 "extern" declaration.
3205 2008-04-30 Richard Guenther <rguenther@suse.de>
3207 PR tree-optimization/21636
3208 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
3210 (evaluate_stmt): Print the likely value.
3211 (ccp_visit_stmt): Avoid excessive vertical spacing.
3213 2008-04-30 Rafael Espindola <espindola@google.com>
3215 * builtins.c (fold_call_expr): Return realret.
3216 * tree-ssa-threadedge.c
3217 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
3218 __builtin_object_size.
3220 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
3222 * gcc.c (wrapper_string): New variable.
3223 (insert_wrapper): New function.
3224 (execute): New option -wrapper.
3225 * doc/invoke.texi (Overall Options): New driver option -wrapper.
3227 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
3229 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
3230 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
3231 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
3233 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
3234 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
3235 config/rs6000/e500crtres64gprctr.asm,
3236 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
3237 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
3238 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
3239 config/rs6000/e500crtsav64gprctr.asm,
3240 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
3241 config/rs6000/e500crtsavg64gprctr.asm: New files.
3242 * config/rs6000/t-ppccomm: Add build rules for new files.
3243 (LIB2FUNCS_STATIC_EXTRA): Add new files.
3244 * config/rs6000/t-netbsd: Add build rules for new files.
3245 (LIB2FUNCS_STATIC_EXTRA): New variable.
3246 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
3247 (CRTSAVRES_DEFAULT_SPEC): Likewise.
3248 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
3250 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
3252 * config/i386/i386.c (ix86_builtin_type): Add
3253 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
3254 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
3255 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
3256 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
3257 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
3258 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
3259 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
3260 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
3261 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
3262 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
3263 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
3264 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
3265 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
3266 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
3267 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
3268 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
3269 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
3270 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
3271 V1DI_FTYPE_V2SI_V2SI.
3272 (bdesc_2arg): Moved to ...
3274 (ix86_init_mmx_sse_builtins): Updated.
3275 (ix86_expand_args_builtin): Updated. Take a pointer
3276 to const struct builtin_description. Handle comparison
3278 (ix86_expand_sse_compare): Take a new argument for swapping operands.
3279 (ix86_expand_builtin): Updated.
3281 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
3282 (ssse3_pmaddubsw128): This.
3283 (ssse3_pmaddubswv4hi3): Renamed to ...
3284 (ssse3_pmaddubsw): This.
3286 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
3287 (__builtin_ia32_packssdw128): Likewise.
3288 (__builtin_ia32_packuswb128): Likewise.
3289 (__builtin_ia32_pmaddubsw): Likewise.
3290 (__builtin_ia32_pmaddubsw128): Likewise.
3292 2008-04-30 Richard Guenther <rguenther@suse.de>
3294 PR tree-optimization/14847
3295 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
3296 (recognize_bits_test): Use it.
3297 (recognize_single_bit_test): Likewise.
3299 2008-04-30 Martin Jambor <mjambor@suse.cz>
3301 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
3302 instead of setting number of formal parameters to zero.
3303 (ipcp_init_stage): Do not set the number of actual parameters to zero
3305 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
3306 which are called with variable number of arguments.
3307 (ipcp_insert_stage): Explicitely skipping all nodes which are
3308 called with variable number of arguments.
3309 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
3310 number of parameters.
3312 * ipa-prop.h (struct ipa_node_params): Added flag
3313 called_with_var_arguments
3314 (ipa_set_param_count): Added. Changed sole setter to use it.
3315 (ipa_get_param_count): Added. All readers of param_count
3316 converted to use it instead.
3317 (ipa_set_called_with_variable_arg): Added.
3318 (ipa_is_called_with_var_arguments): Added.
3319 (ipa_get_ith_param): Added. All readers of param_decls converted
3321 (ipa_set_cs_argument_count): Added, sole writer to argument_count
3323 (ipa_get_cs_argument_count): Added, all readers of argument_count
3325 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
3328 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
3329 (struct ipcp_lattice): Renamed cval_type to type
3330 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
3332 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
3333 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
3334 (ipcp_insert_stage): Changed the type of variable cvalue to tree
3335 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
3336 (build_const_val): Changed the type of parameter cvalue to tree
3337 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
3338 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
3340 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
3343 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
3344 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
3345 (ipa_add_method): Renamed to ipa_push_func_to_list
3346 (ipa_remove_method): Renamed to ipa_pop_func_from_list
3347 (ipa_callsite_param_count): Removed.
3348 (ipa_callsite_param_count_set): Removed.
3349 (ipa_callsite_param): Removed.
3350 (ipa_callsite_callee): Removed.
3351 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
3352 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
3353 (ipa_method_formal_count): Removed.
3354 (ipa_method_formal_count_set): Removed.
3355 (ipa_method_get_tree): Removed.
3356 (ipa_method_tree_map_create): Removed.
3357 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
3358 (ipa_create_param_decls_array): Creates the array itself
3359 (ipa_create_param_decls_array): Temporary variable info instead of
3361 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
3362 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
3363 (get_type): Removed.
3364 (ipa_jf_get_info_type): Removed.
3365 (ipa_node_create): Renamed to ipa_create_node_params
3366 (ipa_free): Renamed to ipa_free_all_node_params
3367 (ipa_nodes_create): Renamed to ipa_create_all_node_params
3368 (ipa_edges_create): Renamed to ipa_create_all_edge_args
3369 (ipa_edges_free): Renamed to ipa_free_all_edge_args
3370 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
3371 (ipa_free_all_node_params): Deallocation to jump_functions moved to
3372 ipa_free_all_edge_args
3373 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
3374 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
3375 (ipa_create_methodlist_node): Removed.
3376 (ipa_methodlist_method): Removed.
3377 (ipa_methodlist_method_set): Removed.
3378 (ipa_methodlist_next_method): Removed.
3379 (ipa_methodlist_next_method_set): Removed.
3380 (ipa_method_is_modified): Removed.
3381 (ipa_method_modify_create): Removed.
3382 (ipa_method_modify_init): Temporary variable info instead of a few
3384 (ipa_detect_param_modifications): Temporary variable info instead of
3386 (ipa_compute_jump_functions): Temporary variable info instead of
3388 (ipa_method_modify_set): Removed.
3389 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
3390 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
3391 than craph_node as the first parameter.
3392 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
3393 (ipa_method_modify_init): Removed.
3394 (ipa_compute_jump_functions): Added a temp variable instead of
3395 repeatadly dereferencing the cgraph_edge.aux pointer
3396 (ipa_callsite_param_set_type): Removed.
3397 (ipa_compute_jump_functions): i renamed to index and moved to
3399 (ipa_callsite_param_set_info_type_formal): Removed.
3400 (ipa_callsite_param_set_info_type): Removed.
3401 (ipa_callsite_param_map_create): Removed.
3402 (ipa_callsite_tree): Removed.
3403 (ipa_callsite_caller): Removed.
3404 (ipa_pop_func_from_list): return_method removed to return_func
3406 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
3407 prefixed all values with IPA_. Changed all users.
3408 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
3409 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
3410 and FORMAL_IPATYPE IPA_PASS_THROUGH.
3411 (union parameter_info): Renamed to jump_func_value.
3412 (union jump_func_value): Renamed value to constant
3413 (struct ipa_jump_func): Renamed info_type to value
3414 (struct ipa_node): Renamed to ipa_node_params
3415 (struct ipa_node_params): Renamed ipa_arg_num to param_count
3416 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
3417 (struct ipa_node_params): Renamed ipa_mod to modified_flags
3418 (struct ipa_edge): Renamed to ipa_edge_args
3419 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
3420 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
3421 (struct ipa_methodlist): Renamed to ipa_func_list
3422 (struct ipa_func_list): method_p renamed to node, next_method
3424 (ipa_methodlist_p): Removed, switched all users to struct pointer
3425 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
3427 2008-04-30 Alan Modra <amodra@bigpond.net.au>
3429 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
3430 (rs6000_emit_epilogue): Use backchain to restore only when we
3431 have a large frame. Make use of frame pointer to restore if we
3432 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
3434 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
3436 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
3437 Add mode to zero_extract.
3438 (sign bit tests peepholes): (Ditto.).
3440 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
3442 * config/i386/i386.c (ix86_builtins): Replace Prescott New
3443 Instructions in comments with SSE3.
3444 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
3445 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
3446 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
3447 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
3448 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
3449 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
3450 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
3451 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
3452 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
3453 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
3454 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
3455 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
3456 (bdesc_sse_args): Renamed to ...
3457 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
3458 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
3459 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
3461 (bdesc_1arg): Moved to ...
3463 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
3464 Instructions in comments with SSE3.
3465 (ix86_expand_sse_operands_builtin): Renamed to ...
3466 (ix86_expand_args_builtin): This. Updated.
3467 (ix86_expand_unop1_builtin): Update comments.
3468 (ix86_expand_builtin): Updated.
3470 2008-04-29 Richard Guenther <rguenther@suse.de>
3472 PR tree-optimization/36078
3473 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
3474 Update virtual SSA form after cleaning up the CFG.
3476 2008-04-29 Richard Guenther <rguenther@suse.de>
3479 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
3481 2008-04-29 Richard Guenther <rguenther@suse.de>
3483 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
3484 (compute_may_aliases): Do not call finalize_ref_all_pointers.
3485 (compute_flow_insensitive_aliasing): Do not treat
3486 PTR_IS_REF_ALL pointers special.
3487 (get_smt_for): Likewise.
3488 (may_alias_p): Re-structure.
3489 (is_escape_site): A ref-all pointer conversion is not an escape site.
3490 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
3491 PTR_IS_REF_ALL pointers special.
3492 * tree-ssa-structalias.h (struct alias_info): Remove
3493 ref_all_symbol_mem_tag field.
3494 (PTR_IS_REF_ALL): Remove.
3496 2008-04-29 Richard Guenther <rguenther@suse.de>
3499 * fold-const.c (extract_muldiv_1): In combining division constants
3500 make sure to never overflow.
3502 2008-04-29 Nick Clifton <nickc@redhat.com>
3504 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
3506 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3509 * optc-gen.awk: Work around HP-UX/IA awk bug.
3511 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
3513 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
3516 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3519 * config/i386/i386.md
3520 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
3521 Change operand 1 predicate to nonimmediate_operand.
3523 2008-04-28 Jakub Jelinek <jakub@redhat.com>
3526 * dwarf2out.c (struct die_struct): Mark as chain_circular through
3528 * gengtype.c (walk_type, write_func_for_structure): Handle
3530 * doc/gty.texi: Document chain_circular.
3532 2008-04-28 Richard Guenther <rguenther@suse.de>
3534 PR tree-optimization/36066
3535 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
3538 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3541 * config/i386/i386.md
3542 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
3543 Use match_scratch instead of match_operand for operands 3 and 4.
3545 2008-04-27 Richard Guenther <rguenther@suse.de>
3547 PR tree-optimization/18754
3548 PR tree-optimization/34223
3549 * tree-pass.h (pass_complete_unrolli): Declare.
3550 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
3551 loop size before and after unconditionally of UL_NO_GROWTH in effect.
3552 Rewrite loop into loop closed SSA form if it is not already.
3553 (tree_unroll_loops_completely): Re-structure to iterate over
3554 innermost loops with intermediate CFG cleanups.
3555 Unroll outermost loops only if requested or the code does not grow
3557 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
3558 loops are available.
3559 (tree_vectorize): Instead do so here.
3560 (tree_complete_unroll): Also unroll outermost loops.
3561 (tree_complete_unroll_inner): New function.
3562 (gate_tree_complete_unroll_inner): Likewise.
3563 (pass_complete_unrolli): New pass.
3564 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
3565 uses outside of the loop.
3566 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
3567 form if it is available.
3568 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
3569 * passes.c (init_optimization_passes): Schedule complete inner
3570 loop unrolling pass before the first CCP pass after final inlining.
3572 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
3574 * targhooks.h (default_emutls_var_fields,
3575 default_emutls_var_init): Declare.
3576 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
3577 * target.h (struct gcc_target): Add struct emutls member.
3578 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
3579 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
3580 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
3581 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
3582 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
3583 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
3584 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
3585 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
3586 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
3587 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
3588 emit debug information.
3589 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
3590 * varasm.c: Include targhooks.h.
3591 (emutls_object_section, emutls_tmpl_section): New.
3592 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
3593 (EMUTLS_SEPARATOR): New.
3595 (get_emutls_object_name): New.
3596 (default_emutls_var_fields): New, broken out of ...
3597 (get_emutls_object_type): ... here. Adjust to use target hooks.
3598 (get_emutls_init_templ_addr): Adjust to use target hooks.
3599 (emutls_decl): Adjust to use target hooks.
3600 (emutls_finish): Likewise.
3601 (default_emutls_var_init): New, broken out of ...
3602 (assemble_variable): ... here. Adjust to use target hooks.
3603 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
3605 * c-common.c (handle_section_attribute): Prevent overriding
3606 sections for emulated tls with special sections.
3607 * config/i386/i386.c (x86_64_elf_select_section): Add
3608 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
3609 (x86_64_elf_unique_section): Likewise.
3610 * config/vxworks.c: Include tree.h.
3611 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
3612 (vxworks_override_options): Set TLS scheme.
3613 * doc/tm.texi (Emulated TLS): New node.
3615 2008-04-26 Simon Baldwin <simonb@google.com>
3618 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
3619 with propagated string constants.
3621 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
3623 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
3624 constraint for operand 2 when operand 0 is memory operand.
3625 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
3626 operand 0 is memory operand.
3627 (fix_trunc<mode>_i387_with_temp): Ditto.
3628 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
3629 operand 2 when operand 1 is memory operand.
3630 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
3631 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
3632 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
3633 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3634 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
3635 operands 2,3 and 4 when operand 1 is memory operand.
3636 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
3638 (fistdi2_floor_with_temp): Ditto.
3639 (fist<mode>2_floor_with_temp): Ditto.
3640 (fistdi2_ceil_with_temp): Ditto.
3641 (fist<mode>2_ceil_with_temp): Ditto.
3642 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
3644 2008-04-26 David Daney <ddaney@avtrex.com>
3646 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
3648 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
3649 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3650 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3651 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
3652 (compare_and_swap_12): New insn.
3653 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
3654 * config/mips/mips.c (mips_force_binary): New function.
3655 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
3656 (mips_expand_compare_and_swap_12): New function.
3657 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
3659 2008-04-25 Jan Hubicka <jh@suse.cz>
3662 * cfgexpand.c (pass_expand): Turn into RTL pass.
3663 * passes.c (execute_one_pass): Do pass typechecking after execution.
3664 * tree-pass.h (pass_expand): Turn into RTL pass.
3666 * function.h (struct rtl_data): Move here fields
3667 accesses_prior_frames, calls_eh_return, saves_all_registers,
3668 has_nonlocal_goto, has_asm_statement, is_thunk,
3669 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
3670 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
3671 arg_pointer_save_area_init from struct function; turn into bool.
3672 (struct function): Move
3673 calls_eh_return, saves_all_registers, has_nonlocal_goto,
3674 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
3675 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
3676 tail_call_emit, arg_pointer_save_area_init
3677 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
3678 (current_function_returns_struct, current_function_returns_pcc_struct,
3679 current_function_calls_setjmp, current_function_calls_alloca,
3680 current_function_accesses_prior_frames,
3681 current_function_calls_eh_return, current_function_is_thunk,
3682 current_function_stdarg, current_function_profile,
3683 current_function_limit_stack, current_function_uses_pic_offset_table,
3684 current_function_uses_const_pool, current_function_has_nonlocal_label,
3685 current_function_saves_all_registers,
3686 current_function_has_nonlocal_goto,
3687 current_function_has_asm_statement): Remove accesor macros.
3688 * ra-conflict.c (global_conflicts): Update.
3689 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
3690 (suitable_for_tail_call_opt_p): Update.
3691 * builtins.c (expand_builtin_return_addr): Update.
3692 (expand_builtin_setjmp_setup): Update.
3693 (expand_builtin_nonlocal_goto): Update.
3694 * final.c (final_start_function): Update.
3695 (profile_function): Update.
3696 (leaf_function_p): Update.
3697 (only_leaf_regs_used): Update.
3698 * df-scan.c (df_get_exit_block_use_set): Update.
3699 * dojump.c (clear_pending_stack_adjust): Update.
3700 * tree-stdarg.c (gate_optimize_stdarg): Update.
3701 * gimple-low.c (lower_function_body): Update.
3702 * global.c (compute_regsets): Update.
3703 (global_alloc): Update.
3704 * dwarf2out.c (dwarf2out_begin_prologue): Update.
3705 * expr.c (expand_assignment): Update.
3706 * dse.c (dse_step0): Update.
3707 (dse_step1): Update.
3708 * c-decl.c (store_parm_decls): Update.
3709 * local-alloc.c (combine_regs): Update.
3710 (find_free_reg): Update.
3711 * function.c (assign_parms_augmented_arg_list): Update.
3712 (assign_parm_find_data_types): Update.
3713 (assign_parms): Update.
3714 (allocate_struct_function): Update.
3715 (expand_function_start): Update.
3716 (expand_function_end): Update.
3717 (get_arg_pointer_save_area): Update.
3718 (thread_prologue_and_epilogue_insns): Update.
3719 (rest_of_match_asm_constraints): Update.
3720 * stor-layout.c (variable_size): Update.
3721 * gcse.c (gcse_main): Update.
3722 (bypass_jumps): Update.
3723 * gimplify.c (gimplify_function_tree): Update.
3724 * calls.c (emit_call_1): Update.
3725 (expand_call): Update.
3726 * bt-load.c (compute_defs_uses_and_gen): Update.
3727 * except.c (sjlj_assign_call_site_values): Update.
3728 (sjlj_emit_function_enter): Update.
3729 (can_throw_external): Update.
3730 (set_nothrow_function_flags): Update.
3731 (expand_builtin_unwind_init): Update.
3732 (expand_eh_return): Update.
3733 (convert_to_eh_region_ranges): Update.
3734 (output_function_exception_table): Update.
3735 * emit-rtl.c (gen_tmp_stack_mem): Update.
3736 * cfgexpand.c (expand_used_vars): Update.
3737 (tree_expand_cfg): Update.
3738 * cfgcleanup.c (rest_of_handle_jump): Update.
3739 * explow.c (allocate_dynamic_stack_space): Update.
3740 * varasm.c (assemble_start_function): Update.
3741 (force_const_mem): Update.
3742 (mark_constant_pool): Update.
3743 * tree-optimize.c (tree_rest_of_compilation): Update.
3744 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
3745 * tree-cfg.c (notice_special_calls): Update.
3746 (is_ctrl_altering_stmt): Update.
3747 (tree_can_make_abnormal_goto): Update.
3748 (tree_purge_dead_abnormal_call_edges): Update.
3749 * config/alpha/predicates.md: Update.
3750 * config/alpha/alpha.c (alpha_sa_mask): Update.
3751 (alpha_sa_size): Update.
3752 (alpha_does_function_need_gp): Update.
3753 (alpha_expand_prologue): Update.
3754 (alpha_start_function): Update.
3755 (alpha_output_function_end_prologue): Update.
3756 (alpha_expand_epilogue): Update.
3757 * config/frv/frv.c (frv_stack_info): Update.
3758 (frv_expand_epilogue): Update.
3759 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
3760 (s390_register_info): Update.
3761 (s390_frame_info): Update.
3762 (s390_init_frame_layout): Update.
3763 (s390_can_eliminate): Update.
3764 (save_gprs): Update.
3765 * config/spu/spu.c (spu_split_immediate): Update.
3766 (need_to_save_reg): Update.
3767 (spu_expand_prologue): Update.
3768 (spu_expand_epilogue): Update.
3769 * config/sparc/sparc.md: Update.
3770 * config/sparc/sparc.c (eligible_for_return_delay): Update.
3771 (sparc_tls_got): Update.
3772 (legitimize_pic_address): Update.
3773 (sparc_emit_call_insn): Update.
3774 (sparc_expand_prologue): Update.
3775 (output_return): Update.
3776 (print_operand): Update.
3777 (sparc_function_ok_for_sibcall): Update.
3778 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
3779 * config/m32r/m32r.md: Update.
3780 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
3781 (m32r_compute_frame_size): Update.
3782 (m32r_expand_prologue): Update.
3783 (m32r_expand_epilogue): Update.
3784 (m32r_legitimize_pic_address): Update.
3785 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
3786 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3787 * config/i386/i386.c (ix86_frame_pointer_required): Update.
3789 (ix86_save_reg): Update.
3790 (ix86_compute_frame_layout): Update.
3791 (ix86_expand_prologue): Update.
3792 (ix86_expand_epilogue): Update.
3793 * config/sh/sh.c (output_stack_adjust): Update.
3794 (calc_live_regs): Update.
3795 (sh5_schedule_saves): Update.
3796 (sh_expand_prologue): Update.
3797 (sh_expand_epilogue): Update.
3798 (sh_setup_incoming_varargs): Update.
3799 (sh_allocate_initial_value): Update.
3800 (sh_get_pr_initial_val): Update.
3801 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
3802 * config/sh/sh.md (label:): Update.
3803 * config/avr/avr.c (out_movhi_mr_r): Update.
3804 * config/crx/crx.h (enum): Update.
3805 * config/xtensa/xtensa.h (along): Update.
3806 * config/stormy16/stormy16.c Update.
3807 (xstormy16_compute_stack_layout): Update.
3808 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
3809 (fr30_expand_prologue): Update.
3810 * config/cris/cris.c (cris_conditional_register_usage): Update.
3811 (cris_reg_saved_in_regsave_area): Update.
3812 (cris_initial_frame_pointer_offset): Update.
3813 (cris_simple_epilogue): Update.
3814 (cris_expand_prologue): Update.
3815 (cris_expand_epilogue): Update.
3816 (cris_expand_pic_call_address): Update.
3817 (cris_asm_output_symbol_ref): Update.
3818 (cris_asm_output_label_ref): Update.
3819 * config/cris/cris.md Update.
3820 * config/iq2000/iq2000.c (compute_frame_size): Update.
3821 (iq2000_expand_epilogue): Update.
3822 * config/mt/mt.h (save_direction): Update.
3823 * config/mn10300/mn10300.c (mn10300_function_value): Update.
3824 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3825 (ia64_secondary_reload_class): Update.
3826 * config/m68k/m68k.c (m68k_save_reg): Update.
3827 (m68k_expand_prologue): Update.
3828 (m68k_expand_epilogue): Update.
3829 (legitimize_pic_address): Update.
3830 * config/rs6000/rs6000.c (rs6000_got_register): Update.
3831 (first_reg_to_save): Update.
3832 (first_altivec_reg_to_save): Update.
3833 (compute_vrsave_mask): Update.
3834 (compute_save_world_info): Update.
3835 (rs6000_stack_info): Update.
3836 (spe_func_has_64bit_regs_p): Update.
3837 (rs6000_ra_ever_killed): Update.
3838 (rs6000_emit_eh_reg_restore): Update.
3839 (rs6000_emit_allocate_stack): Update.
3840 (rs6000_emit_prologue): Update.
3841 (rs6000_emit_epilogue): Update.
3842 (rs6000_output_function_epilogue): Update.
3843 (output_profile_hook): Update.
3844 (rs6000_elf_declare_function_name): Update.
3845 * config/rs6000/rs6000.h (rs6000_args): Update.
3846 * config/rs6000/rs6000.md: Update.
3847 * config/mcore/mcore.c (mcore_expand_prolog): Update.
3848 * config/arc/arc.c (arc_output_function_epilogue): Update.
3849 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
3850 * config/darwin.c (machopic_function_base_name): Update.
3851 * config/score/score3.c (score3_compute_frame_size): Update.
3854 (score3_epilogue): Update.
3855 * config/score/score7.c (score7_compute_frame_size): Update.
3856 (score7_prologue): Update.
3857 (score7_epilogue): Update.
3858 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
3859 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3860 * config/arm/arm.c (use_return_insn): Update.
3861 (require_pic_register): Update.
3862 (arm_load_pic_register): Update.
3863 (arm_compute_save_reg0_reg12_mask): Update.
3864 (arm_compute_save_reg_mask): Update.
3865 (thumb1_compute_save_reg_mask): Update.
3866 (output_return_instruction): Update.
3867 (arm_output_function_prologue): Update.
3868 (arm_output_epilogue): Update.
3869 (arm_get_frame_offsets): Update.
3870 (arm_expand_prologue): Update.
3871 (thumb_pushpop): Update.
3872 (thumb_exit): Update.
3873 (thumb1_expand_prologue): Update.
3874 (thumb1_expand_epilogue): Update.
3875 (arm_unwind_emit): Update.
3876 (arm_output_fn_unwind): Update.
3877 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
3878 * config/arm/arm.md: Update.
3879 * config/pa/pa.md: Update.
3880 * config/pa/pa.c (legitimize_pic_address): Update.
3881 (compute_frame_size): Update.
3882 (hppa_expand_prologue): Update.
3883 (hppa_expand_epilogue): Update.
3884 (borx_reg_operand): Update.
3885 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
3886 (HARD_REGNO_RENAME_OK): Update.
3887 * config/mips/mips.c (mips_global_pointer): Update.
3888 (mips_save_reg_p): Update.
3889 (mips_compute_frame_info): Update.
3890 (mips_frame_pointer_required): Update.
3891 (mips_expand_prologue): Update.
3892 (mips_expand_epilogue): Update.
3893 (mips_can_use_return_insn): Update.
3894 (mips_reorg_process_insns): Update.
3895 * config/v850/v850.c (compute_register_save_size): Update.
3896 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
3897 * config/mmix/mmix.c (along): Update.
3898 (mmix_expand_epilogue): Update.
3899 * config/bfin/bfin.c (legitimize_pic_address): Update.
3900 (must_save_p): Update.
3901 (stack_frame_needed_p): Update.
3902 (add_to_reg): Update.
3903 (bfin_expand_prologue): Update.
3904 * stmt.c (expand_asm_operands): Update.
3905 * reload1.c (reload): Update.
3906 (init_elim_table): Update.
3908 2008-04-25 Bob Wilson <bob.wilson@acm.org>
3910 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
3912 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
3914 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
3915 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
3916 (mov<mode>): Removed.
3917 (*movv4sf_internal): Likewise.
3918 (*movv2df_internal): Likewise.
3920 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
3922 * config.gcc (crx-*-elf): Remove deprecation.
3924 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
3926 * config/i386/cygming-crtend.c (register_frame_ctor): Register
3927 __gcc_deregister_frame with atexit.
3928 (deregister_frame_dtor): Remove.
3930 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
3931 Nathan Sidwell <nathan@codesourcery.com>
3933 * config/rs6000/rs6000.opt (mspe): Remove Var property.
3935 * config/rs6000/rs6000.h (rs6000_spe): Declare.
3936 (rs6000_isel): Likewise.
3937 * config/rs6000/rs6000.c (rs6000_spe): New variable.
3938 (rs6000_isel): New variable.
3939 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
3941 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3944 * c-common.c (handle_vector_size_attribute): Call
3945 lang_hooks.types.reconstruct_complex_type instead of
3946 reconstruct_complex_type.
3947 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
3948 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
3949 * langhooks.h (struct lang_hooks_for_types): Add
3950 reconstruct_complex_type hook.
3951 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
3952 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
3954 2008-04-24 Richard Guenther <rguenther@suse.de>
3956 * c-common.h (check_builtin_function_arguments): Declare.
3957 * c-common.c (validate_nargs): New function.
3958 (check_builtin_function_arguments): Likewise.
3959 * c-typeck.c (build_function_call): Call
3960 check_builtin_function_arguments.
3961 * builtins.c (fold_builtin_classify): Remove error reporting code.
3962 (fold_builtin_unordered_cmp): Likewise.
3963 (fold_builtin_1): Likewise.
3964 (fold_builtin_n): Likewise.
3966 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3968 PR tree-optimization/36008
3969 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
3970 the original op1, rather than delta by step.
3972 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
3973 Sebastian Pop <sebastian.pop@amd.com>
3975 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
3976 eliminate_local_variables_stmt, eliminate_local_variables,
3977 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
3978 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
3979 of code delimited by two edges in the CFG.
3980 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
3981 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
3982 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
3983 the case of parallelisation of reductions.
3984 (expr_invariant_in_region_p): New.
3986 * tree-flow.h (gather_blocks_in_sese_region): Declared.
3987 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
3989 2008-04-24 Ira Rosen <irar@il.ibm.com>
3990 Richard Guenther <rguenther@suse.de>
3992 PR tree-optimization/36034
3993 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
3994 incapable of dealing with loads with gaps.
3996 2008-04-24 Rafael Espindola <espindola@google.com>
3998 * tree-flow.h (vrp_evaluate_conditional): Change signature.
3999 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4000 vrp_evaluate_conditional.
4001 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
4002 (vrp_evaluate_conditional): Split the cond argument.
4003 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
4004 (simplify_stmt_for_jump_threading): Update call to
4005 vrp_evaluate_conditional.
4007 2008-04-24 Ira Rosen <irar@il.ibm.com>
4009 PR tree-optimization/35982
4010 * tree-vect-analyze.c (vect_check_interleaving): Check that the
4011 interleaved data-refs are of the same type.
4013 2008-04-24 Danny Smith <dannysmith@users.net>
4015 * c-format.c (check_format_info_main): Use strncmp rather than a
4016 magic prefix to handle multichar length specs.
4017 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
4018 Don't prefix "I64" and "I32" with '\0'.
4020 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4023 * config/i386/i386.c (init_cumulative_args): Don't pass anything
4024 in registers for -m32 only if stdarg_p (fntype).
4026 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
4028 PR rtl-optimization/36006
4029 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
4030 temp to op0 in order to avoid invalid rtx sharing.
4032 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4034 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
4035 check TREE_INVARIANT.
4036 * tree-gimple.c (is_gimple_address): New.
4037 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
4038 * tree-gimple.h (is_gimple_address): New.
4039 * tree.h (decl_address_invariant_p): New.
4040 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
4041 (build_string): Likewise.
4042 (decl_address_invariant_p): New, from is_gimple_invariant_address.
4043 (tree_invariant_p_1): Likewise.
4044 (save_expr): Use it.
4045 (tree_invariant_p): New.
4046 (skip_simple_arithmetic): Use it.
4047 (stabilize_reference_1): Use it.
4048 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
4050 (build1_stat): Drop code to compute TREE_INVARIANT.
4051 (build2_stat): Drop code to compute TREE_INVARIANT.
4052 (build3_stat): Drop code to compute TREE_INVARIANT.
4053 (build4_stat): Drop code to compute TREE_INVARIANT.
4054 (build5_stat): Drop code to compute TREE_INVARIANT.
4055 (build7_stat): Drop code to compute TREE_INVARIANT.
4056 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
4057 * tree.h (struct tree_base): Remove invariant_flag.
4058 (TREE_INVARIANT): Remove.
4059 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
4060 (fold_builtin_expect): Check TREE_CONSTANT.
4061 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
4062 * c-tree.h (c_expr_to_decl): Drop third parameter.
4063 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
4064 (build_c_cast): Don't set TREE_INVARIANT.
4065 (pop_init_level): Don't set TREE_INVARIANT.
4066 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
4067 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
4069 (gimplify_init_constructor): Don't set TREE_INVARIANT.
4070 (gimplify_addr_expr): Adjust comment.
4071 * tree-mudflap.c (mf_build_string):
4072 * print-tree.c (print_node): Don't print TREE_INVARIANT.
4073 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
4074 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
4075 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
4076 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
4077 * langhooks.h (struct lang_hooks): Drop third parameter from
4080 2008-04-23 Richard Guenther <rguenther@suse.de>
4082 PR tree-optimization/27799
4083 PR tree-optimization/32921
4084 PR tree-optimization/32624
4085 * tree-ssa-structalias.c (merge_smts_into): Only merge the
4086 SMTs aliases and the tag itself into the solution.
4087 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
4088 merge the points-to solution back into the SMT aliases.
4089 (may_alias_p): Use alias_set_subset_of instead of
4090 aliases_conflict_p. A pointer which points to
4091 memory with alias set zero may access any variable.
4093 2008-04-23 Richard Guenther <rguenther@suse.de>
4095 * alias.c (alias_set_subset_of): Correctly handle asking
4096 if zero is a subset of an alias set with zero child.
4097 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
4098 (compute_flow_insensitive_aliasing): Correctly walk all
4099 pointers. Do not unnecessarily union sets.
4101 2008-04-23 Richard Guenther <rguenther@suse.de>
4104 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
4106 2008-04-22 Tomas Bily <tbily@suse.cz>
4108 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
4110 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
4112 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4113 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4114 * tree-inline.c (estimate_num_insns_1): Likewise.
4115 * varasm.c (const_hash_1, compare_constant, copy_constant)
4116 (compute_reloc_for_constant, output_addressed_constants): Likewise.
4117 * emit-rtl.c (component_ref_for_mem_expr)
4118 (set_mem_attributes_minus_bitpos): Likewise.
4119 * expr.c (highest_pow2_factor, expand_expr_real_1, )
4120 (is_aligning_offset): Likewise.
4121 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
4122 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4123 * dojump.c (do_jump): Likewise.
4124 * builtins.c (get_pointer_alignment, get_memory_rtx)
4125 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
4126 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
4128 2008-04-23 Jakub Jelinek <jakub@redhat.com>
4130 PR rtl-optimization/36017
4131 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
4132 expanding the library call.
4134 2008-04-22 Ian Lance Taylor <iant@google.com>
4136 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
4139 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
4141 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
4142 of LR/CTR moves for Power6.
4144 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
4147 * passes.c (init_optimization_passes): Remove
4148 pass_fast_rtl_byte_dce.
4150 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
4153 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
4154 builtin functions to generate faster code.
4155 (_mm_cvtpu16_ps): Ditto.
4156 (_mm_cvtpi32x2_ps): Ditto.
4158 2008-04-22 Nick Clifton <nickc@redhat.com>
4160 * common.opt (ftree-loop-distribution): Add Optimization
4163 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
4164 (frv_expand_builtin_va_start): Likewise.
4166 * config/arm/arm.c (thumb_find_work_register): Fix location of
4167 argument register count.
4169 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4171 Support scheduling for ColdFire V1 and V3 microarchitecture.
4172 Improve scheduling of multiplication instructions.
4174 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
4175 (mac): New instruction attribute.
4176 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
4177 (m68k_sched_mac): New variable.
4178 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
4179 Handle cfv1 and cfv3.
4180 (max_insn_size): New static variable.
4181 (struct _sched_ib): New type.
4182 (sched_ib): New static variable.
4183 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
4184 to fields of 'struct _sched_ib sched_ib'. Update all uses.
4185 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
4187 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
4188 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
4189 new variables. Update.
4190 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4191 Add modeling of cfv3 instruction buffer. Update.
4192 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
4193 * config/m68k/m68k.h (TUNE_CFV3): New macro.
4194 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
4195 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
4196 a particular reservation applies to.
4197 (type2): Reorganize attribute values. Rename alu to alu_reg,
4198 alu_l to alu, move_l to omove. Join move to alu. Split mul
4200 (cf_ib_*): Simplify description of instruction buffer.
4201 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
4202 (cf_mem): Split into cf_mem1 and cf_mem2.
4203 (cf_v2_move_??): Rename to cfv12_alu_??.
4204 (cf_v2_move_l_??): Rename to cfv12_omove_??.
4205 (cf_v2_mul_??): Remove reservations.
4206 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
4207 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
4208 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
4210 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
4211 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
4212 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
4213 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
4214 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
4215 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
4216 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
4217 expansions of the above reservations for instructions of sizes
4220 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4222 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
4224 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
4226 * coverage.c: Include tree-pass.h.
4227 (coverage_counter_alloc): Print da_file_name to the dump file.
4229 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
4231 * sbitmap.c (sbitmap_range_empty_p): New function.
4232 * sbitmap.h (sbitmap_range_empty_p): New function.
4233 * bitmap.h: Now includes obstack.h.
4235 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
4236 Kenneth Zadeck <zadeck@naturalbridge.com>
4238 * dbgcnt.def (ra_byte_scan): Added.
4239 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
4240 when the last hit happens for a counter.
4241 * timevar.def (TV_DF_BYTE_LR): New variable.
4242 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
4243 * passes.c (pass_fast_rtl_byte_dce): New pass.
4244 * fwprop.c (update_df): Added mode to call df_ref_create.
4245 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4246 DF_REF_EXTRACT_OFFSET.
4247 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
4248 DF_BYTE_LR_OUT, df_byte_lr): New macro.
4250 (df_ref_extract): Added mode field.
4251 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
4252 DF_REF_EXTRACT_OFFSET.
4253 (DF_REF_EXTRACT_MODE): New macro.
4254 (df_byte_lr_bb_info): New structure.
4255 (df_print_byte_regset, df_compute_accessed_bytes,
4256 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
4257 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
4258 df_byte_lr_simulate_uses,
4259 df_byte_lr_simulate_artificial_refs_at_top,
4260 df_byte_lr_simulate_artificial_refs_at_end,
4261 df_compute_accessed_bytes): New function.
4262 (df_ref_create): Add parameter.
4263 (df_byte_lr_get_bb_info): New inline function.
4264 * df-scan.c (df_ref_record, df_uses_record,
4265 df_ref_create_structure): Added mode parameter.
4266 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
4267 df_defs_record, df_uses_record, df_get_conditional_uses,
4268 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
4269 df_entry_block_defs_collect, df_exit_block_uses_collect):
4270 Added mode parameter to calls to df_ref_record, df_uses_record,
4271 df_ref_create_structure.
4272 (df_ref_equal_p, df_ref_compare): Added test for modes.
4273 (df_ref_create_structure): Added code to set mode. Renamed
4274 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4275 DF_REF_EXTRACT_OFFSET.
4276 * df-core.c (df_print_byte_regset): New function.
4277 * df-byte-scan.c: New file.
4278 * df-problems.c (df_rd_transfer_function): Removed unnecessary
4279 calls to BITMAP_FREE.
4280 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
4281 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
4282 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
4283 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
4284 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
4285 df_byte_lr_local_compute, df_byte_lr_init,
4286 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
4287 df_byte_lr_transfer_function, df_byte_lr_free,
4288 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
4289 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
4290 df_byte_lr_simulate_uses,
4291 df_byte_lr_simulate_artificial_refs_at_top,
4292 df_byte_lr_simulate_artificial_refs_at_end): New function.
4293 * dce.c (byte_dce_process_block): New function.
4294 (dce_process_block): au is now passed in rather than computed
4295 locally. Changed loops that look at artificial defs to not look
4296 for conditional or partial ones, because there never are any.
4297 (fast_dce): Now is able to drive byte_dce_process_block or
4298 dce_process_block depending on the kind of dce being done.
4299 (rest_of_handle_fast_dce): Add parameter to fast_dce.
4300 (rest_of_handle_fast_byte_dce): New function.
4301 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
4302 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
4304 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
4307 * gcc.h: Added fortran options that take arguments to
4308 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
4311 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
4313 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
4314 scalarization if on the LHS and not a full access.
4316 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4318 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
4320 2008-04-18 Rafael Espindola <espindola@google.com>
4322 * tree-vrp.c (find_case_label_index): Fix the binary search.
4323 (find_case_label_range): New.
4324 (vrp_visit_switch_stmt): Use find_case_label_range.
4325 (simplify_switch_using_ranges): Use find_case_label_range.
4327 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
4329 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
4330 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
4332 2008-04-18 Tom Tromey <tromey@redhat.com>
4335 * doc/cpp.texi (Implementation-defined behavior): Mention
4338 2008-04-18 Ian Lance Taylor <iant@google.com>
4340 * fold-const.c (pointer_may_wrap_p): New static function.
4341 (fold_comparison): Add another test for pointer overflow. Use
4342 pointer_may_wrap_p to disable some false positives.
4344 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
4346 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
4347 (fname_as_string): Match updated cpp_interpret_string prototype.
4348 (fix_string_type): Support char16_t* and char32_t*.
4349 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
4350 derivative) nodes. Register as builtin if C++0x.
4351 (c_parse_error): Support CPP_CHAR{16,32}.
4352 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
4353 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
4354 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
4355 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
4356 CTI_CHAR32_ARRAY_TYPE>: New elements.
4357 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
4358 char32_type_node, signed_char32_type_node, char16_array_type_node,
4359 char32_array_type_node): New defines.
4360 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
4361 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
4362 (lex_string): Support CPP_STRING{16,32}, match updated
4363 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
4364 (lex_charconst): Support CPP_CHAR{16,32}.
4365 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
4366 and CPP_STRING{16,32}.
4368 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
4371 * aclocal.m4: Regenerate.
4372 * configure: Regenerate.
4374 2008-04-18 Jan Hubicka <jh@suse.cz>
4376 * except.c (dw2_size_of_call_site_table,
4377 sjlj_size_of_call_site_table): Use vector API for call_site_record.
4379 * cgraphbuild.c (build_cgraph_edges): Update.
4380 * tree-pass.h: Update comment.
4381 * final.c (leaf_function_p): Update.
4382 (leaf_renumber_regs): Update.
4383 (rest_of_clean_state): Update.
4384 * omp-low.c (expand_omp_parallel): Update.
4385 * ipa-reference.c (analyze_function): Update.
4386 * reorg.c (find_end_label): Update.
4387 (optimize_skip): Update.
4388 (fill_simple_delay_slots): Update.
4389 (fill_simple_delay_slots): Update.
4390 (make_return_insns): Update.
4391 (dbr_schedule): Update.
4392 * gimple-low.c (record_vars_into): Update.
4393 * cfgbuild.c (make_edges): Update.
4394 * function.c (assign_stack_local): Update.
4395 (assign_parm_adjust_stack_rtl): Update.
4396 (locate_and_pad_parm): Update.
4397 (allocate_struct_function): Do not initialize stack_alignment_needed
4398 and preferred_stack_boundary here.
4399 (stack_protect_prologue): Update.
4400 (stack_protect_epilogue): Update.
4401 (expand_function_start): Initialize stack_alignment_needed,
4402 preferred_stack_boundary and max_jumptable_ents.
4403 (expand_function_end): Update.
4404 (free_after_compilation): Do not NULLify epilogue_delay_list.
4405 * function.h (struct rtl_data): Add stack_protect_guard,
4406 stack_alignment_needed,
4407 preferred_stack_boundary, epilogue_delay_list.
4408 (struct function): Remove value_histograms, stack_alignment_needed,
4409 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
4411 unexpanded_var_list, stack_protect_guard.
4412 (current_function_epilogue_delay_list): Remove.
4413 * ipa-type-escape.c (analyze_function): Update.
4414 * gimplify.c (pop_gimplify_context): Update comment.
4415 * calls.c (expand_call): Update.
4416 (emit_library_call_value_1): Update.
4417 * except.c (set_nothrow_function_flags): Update.
4418 * cfgexpand.c (get_decl_align_unit): Update.
4419 (create_stack_guard): Update.
4420 (estimated_stack_frame_size): Update.
4421 (expand_used_vars): Update.
4422 (tree_expand_cfg): Free histogram earliers, init expansion variables.
4423 * explow.c (allocate_dynamic_stack_space): Update.
4424 * tree-ssa-live.c (remove_unused_locals): Update.
4425 * varasm.c (mark_constant_pool): Update.
4426 * tree-inline.c (remap_decls): Update.
4427 (initialize_cfun): Update.
4428 (declare_return_variable): Update.
4429 (inline_forbidden_p): Update.
4430 (expand_call_inline): Update.
4431 (declare_inline_vars): Update.
4432 (tree_function_versioning): Update.
4433 * tree-flow.h (value_histograms): New.
4434 (VALUE_HISTOGRAMS): New macro.
4435 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
4437 * tree-cfg.c (set_bb_for_stmt): Update.
4438 (replace_by_duplicate_decl): Update.
4439 (move_block_to_fn): Update.
4440 (new_label_mapper): Update.
4441 (dump_function_to_file): Update.
4442 * ipa-struct-reorg.c (build_data_structure): Update.
4443 * cfgrtl.c (print_rtl_with_bb): Update.
4444 * reload1.c (reload): Update.
4446 * config/i386/i386.c (setup_incoming_varargs_64,
4447 ix86_compute_frame_layout): Update.
4448 * config/arc/arc.c (arc_output_function_epilogue): Update.
4450 2008-04-18 Marius Strobl <marius@FreeBSD.org>
4452 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
4453 for FreeBSD as well.
4454 * gthr-posix95.h: Likewise.
4456 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
4458 PR rtl-optimization/35838
4459 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
4460 out the byte offset of the first subreg.
4462 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
4464 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
4465 to split_ti instead of three separate calls with single member arrays.
4466 (subti3 splitter): Ditto.
4467 (adddi3 splitter): Ditto with split_di.
4468 (subdi3 splitter): Ditto.
4469 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
4470 two separate calls with single member arrays. Swap match_dup
4471 operands 1 and 2 to better fit into the array.
4472 (negdi2 splitter): Ditto with split_di.
4473 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
4474 two separate calls with single member arrays. Swap match_dup operands
4475 6 and 7 to better fit into the array.
4477 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
4479 * config/i386/i386.c (sse_builtin_type): New.
4480 (bdesc_sse_args): Likewise.
4481 (bdesc_sse_3arg): Removed.
4482 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
4483 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
4484 IX86_BUILTIN_ROUNDPS.
4485 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
4486 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
4487 IX86_BUILTIN_ROUNDPS.
4488 (ix86_expand_sse_4_operands_builtin): Removed.
4489 (ix86_expand_sse_operands_builtin): New.
4490 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
4491 and CODE_FOR_sse4_1_roundps.
4492 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
4493 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
4495 2008-04-17 Alan Modra <amodra@bigpond.net.au>
4498 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
4499 regs before frame pop when needed. If use_backchain_to_restore_sp
4500 then load backchain into a temp reg to restore vr and vrsave. Add
4501 code to restore vr after frame pop if possible.
4503 2008-04-17 Richard Guenther <rguenther@suse.de>
4505 * tree-vn.c (expressions_equal_p): Do not check type
4506 equality or compatibility before calling operand_equal_p.
4507 * fold-const.c (operand_equal_p): Check equivalence of
4508 integer constants before bailing out due to signedness or
4509 precision differences.
4510 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
4511 spurious differences in type qualification. Ignore types
4512 for COMPONENT_REFs at all.
4514 2008-04-17 Christian Bruel <christian.bruel@st.com>
4516 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
4517 msw_skip comparison.
4519 2008-04-16 Jakub Jelinek <jakub@redhat.com>
4522 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
4525 PR tree-optimization/35899
4526 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
4527 rather than TREE_OPERAND.
4529 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
4532 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
4533 temporary registers. Change operand predicate to general_operand.
4534 (remainderxf3): Ditto.
4536 2008-04-16 Richard Guenther <rguenther@suse.de>
4538 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
4539 * tree-affine.c (aff_combination_expand): Look through some
4542 2008-04-15 Doug Kwan <dougkwan@google.com>
4544 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
4546 * tree-pretty-print.c (dump_generic_node): Ditto.
4547 * final.c (output_addr_const): Ditto.
4548 * dwarf2out.c (output_cfi): Ditto.
4549 * c-pretty-print.c (pp_c_integer_constant): Ditto.
4550 * print-rtl.c (print_rtx): Ditto.
4551 * print-tree.c (print_node_brief, print_node): Ditto.
4552 * c-common.c (match_case_to_enum_1): Ditto.
4553 * sched-vis.c (print_value): Ditto.
4554 * config/i386/i386.c (print_operand): Cast to long unsigned int
4557 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
4558 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
4559 MS Windows VirtualProtect function.
4561 2008-04-15 Jan Hubicka <jh@suse.cz>
4563 * gengtype.c (write_root): Param_is argument is OK.
4564 * expr.c (expand_expr_real_1): Update call of get_exception_*.
4565 * function.h: Include varray.h
4566 (rtl_eh): New stucture based on except.c one.
4567 (call_site_record): New forward declaration and vector type.
4568 * calls.c (emit_call_1): Do not call
4569 note_current_region_may_contain_throw.
4570 * except.c (eh_status): Remove cur_region, try_region since they are
4572 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
4573 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
4574 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
4575 Remove call_site_data_used, call_site_data_size.
4576 Turn call_site_record into vector in function.h.
4577 (note_current_region_may_contain_throw): Remove.
4578 (get_exception_pointer, get_exception_filter): Do not take struct
4579 function argument; update.
4580 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
4581 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
4582 build_post_landing_pads, dw2_build_landing_pads,
4583 sjlj_assign_call_site_values, sjlj_mark_call_sites,
4584 sjlj_emit_function_enter, sjlj_emit_function_enter,
4585 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
4586 sjlj_build_landing_pads, finish_eh_generation,
4587 remove_exception_handler_label, remove_eh_handler,
4588 maybe_remove_eh_handler, add_reachable_handler,
4589 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
4590 add_action_record, collect_one_action_chain, add_call_site,
4591 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
4592 sjlj_output_call_site_table, output_function_exception_table,
4593 * except.h (note_current_region_may_contain_throw): Remove
4594 (get_exception_pointer, get_exception_filter): Do not take struct
4596 * Makefile.in (GTFILES): Put varargs before struct function.
4598 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4600 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
4601 punt for STRING_CST.
4602 (get_constraint_for): Deal with STRING_CST here instead.
4604 2008-04-15 Richard Guenther <rguenther@suse.de>
4606 * tree-ssa-propagate.c (substitute_and_fold): Substitute
4607 statements in a basic-block with a backward walk. Do not
4608 substitute into dead statements but instead remove those.
4610 2008-04-15 Richard Guenther <rguenther@suse.de>
4612 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
4613 to zero, thus disable creation of SFTs.
4615 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4617 * tree-predcom.c (suitable_reference_p): Return false if the
4618 reference can throw.
4620 2008-04-15 Jakub Jelinek <jakub@redhat.com>
4623 * c-decl.c (finish_decl): If extern or static var has variable
4624 size, set TREE_TYPE (decl) to error_mark_node.
4626 2008-04-15 Rafael Espindola <espindola@google.com>
4628 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
4631 2008-04-15 Richard Guenther <rguenther@suse.de>
4633 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
4634 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
4635 (visit_reference_op_load): Do walk vuse-vdef chains on
4636 vn_reference_lookup.
4637 (visit_reference_op_store): But do not here.
4638 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
4639 vn_reference_lookup.
4640 (vn_lookup_with_vuses): But do so here.
4642 2008-04-14 Ian Lance Taylor <iant@google.com>
4644 * fold-const.c (fold_overflow_warning): Remove assertion.
4646 2008-04-15 Ben Elliston <bje@au.ibm.com>
4648 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
4649 temp1 local variables.
4651 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
4654 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
4655 ".text.unlikely" section as executable.
4657 2008-04-14 James E. Wilson <wilson@tuliptree.org>
4659 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4660 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
4661 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
4662 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
4663 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
4664 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
4665 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
4667 2008-04-14 Ian Lance Taylor <iant@google.com>
4669 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
4670 * fold-const.c (fold_comparison): If appropriate, test
4671 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
4672 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
4673 reassociating a pointer type.
4674 * doc/invoke.texi (Optimize Options): Document that
4675 -fstrict-overflow applies to pointer wraparound.
4677 2008-04-13 Jan Hubicka <jh@suse.cz>
4679 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
4681 2008-04-12 Andrew Pinski <pinskia@gmail.com>
4683 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
4684 we are going to "save the world".
4686 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
4688 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
4689 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
4690 operand 0 constraint, not "=".
4692 2008-04-11 James E. Wilson <wilson@tuliptree.org>
4694 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
4696 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4698 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
4699 of size of positions_needed * CHAR_BIT.
4701 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4704 * dse.c (store_info): Change positions_needed to unsigned
4706 (lowpart_bitmask): New.
4707 (record_store): Cast to unsigned HOST_WIDE_INT for
4708 positions_needed. Assert width <= size of positions_needed *
4709 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
4710 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
4711 lowpart_bitmask to set mask.
4713 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4715 * config/bfin/constraints.md: New file.
4716 * config/bfin/bfin.md: Include it.
4717 (adddi3): Use satisfies_constraint functions instead of the old macros.
4718 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
4719 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
4720 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
4721 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
4722 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
4723 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
4724 EXTRA_CONSTRAINT): Delete.
4725 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
4726 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
4728 * config/bfin/bfin.c: Include "tm-constrs.h".
4729 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
4730 Use satisfies_constraint functions instead of the old macros.
4731 * doc/md.texi (Blackfin Constraints): Update file name reference.
4733 2008-04-11 Richard Guenther <rguenther@suse.de>
4735 PR tree-optimization/35869
4736 * tree-vrp.c (execute_vrp): Move switch statement update after
4737 jump threading. Schedule another cfg cleanup run.
4739 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
4742 * attribs.c (decl_attributes): Return early on errorneous node.
4744 2008-04-10 Oleg Ryjkov <olegr@google.com>
4746 * tree.h (struct tree_base): Added a new flag default_def_flag.
4747 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
4749 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4751 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
4753 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4756 * pa.md: Define mode iterator P. Define mode attribute dwc.
4757 (dcacheflush): Update pattern to use iterator P and attribute dwc.
4758 (icacheflush): Likewise.
4759 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
4760 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
4762 2008-04-11 Ben Elliston <bje@au.ibm.com>
4764 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
4766 2008-04-10 Rafael Espindola <espindola@google.com>
4768 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
4769 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
4770 (extract_range_from_expr): The same.
4772 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4774 * config/mips/mips.md (GPR2): New mode iterator.
4776 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
4777 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
4778 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
4779 Rewrite these to take two modes, the mode of comparison and the
4780 mode of the destination.
4781 * config/mips/mips.c (mips_expand_scc): Instead of having
4782 paradoxical subreg as destination, expand "narrowing" scc if mode
4783 of comparison is SI and target is requested in DI mode.
4784 (mips_emit_int_order_test): Update comment. Make mode of
4785 comparison match CMP0 rather than TARGET. When creating inverse
4786 target use mode of TARGET.
4788 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4790 * gcov-dump.c (tag_summary): Only print summaries for the first
4791 GCOV_COUNTERS_SUMMABLE counters.
4793 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
4795 * config/i386/i386.md (absneg): New code iterator.
4796 (absnegprefix): New code attribute.
4797 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
4798 patterns using absneg code iterator.
4799 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
4800 using absneg code iterator.
4801 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
4802 *neg<mode>2 patterns using absneg code iterator.
4803 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4804 *negextendsfdf2 patterns using absneg code iterator.
4805 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
4806 *negextendsfxf2 patterns using absneg code iterator.
4807 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4808 *negextendsfdf2 patterns using absneg code iterator.
4809 * config/i386/sse.md (<code><mode>2): Macroize expander from
4810 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
4812 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
4814 * config/s390/s390.h: Remove the remains of the recent search
4815 & replace action of current_function_outgoing_args_size.
4817 2008-04-10 Ira Rosen <irar@il.ibm.com>
4819 PR tree-optimization/35821
4820 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
4821 NEW_STMT_LIST is not NULL.
4823 2008-04-09 David Edelsohn <edelsohn@gnu.org>
4826 * toplev.c (process_options): Remove -ffunction-sections debugging
4829 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
4831 PR middle-end/PR28690
4832 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
4833 than gen_rtx_fmt_ee to perform more canonicalizations.
4835 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4838 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
4840 2008-04-09 Richard Guenther <rguenther@suse.de>
4842 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
4843 (dump_function_to_file): Dump function arguments with types.
4845 2008-04-08 Richard Guenther <rguenther@suse.de>
4847 * fold-const.c (fold_widened_comparison): Do not allow
4848 sign-changes that change the result.
4850 2008-04-08 Janis Johnson <janis187@us.ibm.com>
4853 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
4854 kinds of indirect references.
4856 2008-04-08 David Edelsohn <edelsohn@gnu.org>
4858 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
4859 GNU Fortran language string.
4861 2008-04-08 Rafael Espindola <espindola@google.com>
4863 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
4864 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
4865 * tree.h (tree_call_nonnegative_warnv_p): New.
4867 2008-04-08 Jan Hubicka <jh@suse.cz>
4869 * function.c (free_after_compilation): Clear out regno_reg_rtx
4872 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
4875 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4877 PR middle-end/PR28690
4878 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
4879 same precedence as REG_POINTER and MEM_POINTER operands.
4881 2008-04-08 Richard Guenther <rguenther@suse.de>
4884 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
4885 for adding index to base.
4887 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
4889 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
4890 (MINGW_ENABLE_EXECUTE_STACK): New.
4891 (IN_LIBGCC2): For libgcc include windows.h file for
4892 function declarations.
4894 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
4896 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
4897 and tem2 if tem1 is not a REG or MULT.
4899 2008-04-08 Jan Hubicka <jh@suse.cz>
4901 * function.h (incomming_args): Break out of struct function.
4902 (function_subsections): Break out of struct function.
4903 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
4904 return_rtx and hard_reg_initial_vals from struct function.
4905 Kill inl_max_label_num.
4906 (current_function_pops_args, current_function_args_info,
4907 current_function_args_size, current_function_args_size,
4908 current_function_pretend_args_size,
4909 current_function_outgoing_args_size,
4910 current_function_internal_arg_pointer, current_function_return_rtx):
4911 Kill compatibility accestor macros.
4912 * builtins.c (expand_builtin_apply_args_1): Update.
4913 (expand_builtin_next_arg): Update.
4914 * df-scan.c (df_get_call_refs): Update.
4915 * dbxout.c (dbxout_function_end): Update.
4916 * dwarf2out.c (dwarf2out_switch_text_section): Update.
4917 (output_line_info): Update.
4918 (secname_for_decl): Update.
4919 (dwarf2out_var_location): Update.
4920 * function.c (free_after_compilation): Update.
4921 (assign_parm_find_stack_rtl): Update.
4922 (assign_parms): Update.
4923 (expand_dummy_function_end): Update.
4924 (expand_function_end): Update.
4925 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
4926 (expand_call): Update.
4927 (emit_library_call_value_1): Update.
4928 (store_one_arg): Update.
4929 * varasm.c (initialize_cold_section_name): Update.
4930 (unlikely_text_section): Update.
4931 (unlikely_text_section_p): Update.
4932 (assemble_start_function): Update.
4933 (assemble_end_function): Update.
4934 (default_section_type_flags): Update.
4935 (switch_to_section): Update.
4936 * integrate.c (set_decl_abstract_flags): Update.
4937 (get_hard_reg_initial_val): Update.
4938 (has_hard_reg_initial_val): Update.
4939 (allocate_initial_values): Update.
4940 * resource.c (init_resource_info): Update.
4941 * config/alpha/alpha.c (NUM_ARGS): Update.
4942 (direct_return): Update.
4943 (alpha_va_start): Update.
4944 (alpha_sa_size): Update.
4945 (alpha_initial_elimination_offset): Update.
4946 (alpha_expand_prologue): Update.
4947 (alpha_start_function): Update.
4948 (alpha_expand_epilogue): Update.
4949 (unicosmk_initial_elimination_offset):
4950 * config/alpha/alpha.md (call expander): Update.
4951 * config/s390/s390.c (s390_register_info): Update.
4952 (s390_register_info): Update.
4953 (s390_frame_info): Update.
4954 (s390_initial_elimination_offset): Update.
4955 (s390_build_builtin_va_list): Update.
4956 (s390_va_start): Update.
4957 * config/spu/spu.c (direct_return): Update.
4958 (spu_expand_prologue): Update.
4959 (spu_initial_elimination_offset): Update.
4960 (spu_build_builtin_va_list): Update.
4961 (spu_va_start): Update.
4962 * config/sparc/sparc.c (sparc_init_modes): Update.
4963 (sparc_compute_frame_size): Update.
4964 (function_value): Update.
4965 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
4966 * config/i386/i386.md (return expander): Update.
4967 * config/i386/i386.c (ix86_va_start): Update.
4968 (ix86_can_use_return_insn_p): Update.
4969 (ix86_compute_frame_layout): Update.
4970 (ix86_expand_epilogue): Update.
4971 * config/sh/sh.c (output_stack_adjust): Update.
4972 (calc_live_regs): Update.
4973 (sh_expand_prologue): Update.
4974 (sh_builtin_saveregs): Update.
4975 (sh_va_start): Update.
4976 (initial_elimination_offset): Update.
4977 (sh_allocate_initial_value): Update.
4978 (sh_function_ok_for_sibcall): Update.
4979 (sh_get_pr_initial_val): Update.
4980 * config/sh/sh.md (return expander): Update.
4981 * config/avr/avr.c (frame_pointer_required_p): UPdate.
4982 * config/crx/crx.c (crx_compute_frame): UPdate.
4983 (crx_initial_elimination_offset): UPdate.
4984 * config/xtensa/xtensa.c (compute_frame_size): Update
4985 (xtensa_builtin_saveregs): Update.
4986 (xtensa_va_start): Update.
4987 (order_regs_for_local_alloc): Update.
4988 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
4989 (xstormy16_expand_builtin_va_start): Update.
4990 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
4991 * config/m68hc11/m68hc11.md (return expanders): Update.
4992 * config/m68hc11/m68hc11.c (expand_prologue): Update.
4993 (expand_epilogue): Update.
4994 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
4995 (cris_simple_epilogue): Update.
4996 (cris_expand_prologue): Update.
4997 (cris_expand_epilogue): Update.
4998 * config/iq2000/iq2000.c (iq2000_va_start): Update.
4999 (compute_frame_size): Update.
5000 * config/mt/mt.c (mt_compute_frame_size): Update.
5001 * config/mn10300/mn10300.c (expand_prologue): Update.
5002 (expand_epilogue): Update.
5003 (initial_offset): Update.
5004 (mn10300_builtin_saveregs):
5005 * config/mn10300/mn10300.md (return expander): Update.
5006 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
5007 (ia64_initial_elimination_offset): Update.
5008 (ia64_initial_elimination_offset): Update.
5009 (ia64_expand_prologue): Update.
5010 * config/m68k/m68k.md (return expander): Update.
5011 * config/rs6000/rs6000.c (rs6000_va_start): Update.
5012 (rs6000_stack_info): Update.
5013 * config/mcore/mcore.c (layout_mcore_frame): Update.
5014 (mcore_expand_prolog): Update.
5015 * config/arc/arc.c (arc_compute_frame_size): Update.
5016 * config/score/score3.c (score3_compute_frame_size): Update.
5017 * config/score/score7.c (score7_compute_frame_size): Update.
5018 * config/arm/arm.c (use_return_insn): Update.
5019 (thumb_find_work_register): Update.
5020 (arm_compute_save_reg_mask): Update.
5021 (arm_output_function_prologue): Update.
5022 (arm_output_epilogue): Update.
5023 (arm_size_return_regs): Update.
5024 (arm_get_frame_offsets): Update.
5025 (arm_expand_prologue): Update.
5026 (thumb_exit): Update.
5027 (thumb_unexpanded_epilogue): Update.
5028 (thumb1_output_function_prologue): Update.
5029 * config/pa/pa.md (return expander): Update.
5030 * config/pa/pa.c (compute_frame_size): Update.
5031 (hppa_builtin_saveregs): Update.
5032 * config/mips/mips.c (mips_va_start): Update.
5033 (mips16_build_function_stub): Update.
5034 (mips_compute_frame_info): Update.
5035 (mips_restore_gp): Update.
5036 (mips_output_function_prologue): Update.
5037 (mips_expand_prologue): Update.
5038 * config/v850/v850.c (compute_frame_size): Update.
5039 (expand_prologue): * config/mmix/mmix.c (along): update.
5040 (mmix_initial_elimination_offset): update.
5041 (mmix_reorg): update.
5042 (mmix_use_simple_return): update.
5043 (mmix_expand_prologue): update.
5044 (mmix_expand_epilogue): Update.
5045 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
5046 (emit_link_insn): Update.
5048 2008-04-08 Anatoly Sokolov <aesok@post.ru>
5050 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
5051 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
5053 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
5056 2008-04-07 Jan Hubicka <jh@suse.cz>
5058 * function.h (rtl): Rename to x_rtl.
5060 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5061 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5062 used_temp_slots avail_temp_slots, temp_slot_level,
5063 nonlocal_goto_handler_labels): Update accesstors.
5064 (rtl): New global variable.
5065 (struct function): Move some fileds to rtl_data.
5066 (get_arg_pointer_save_area): Update prototype.
5067 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5068 get_arg_pointer_save_area.
5069 * expr.c (init_expr): Update
5070 * function.c (get_frame_size): Update
5071 (assign_stack_local): Update
5072 (expand_function_end): Update.
5073 (get_art_pointer_save_area): Update
5075 * emit-rtl.c (rtl): Declare.
5076 (regno_reg_rtx): Declare.
5077 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5079 (gen_reg_rtx): Update.
5080 * varasm.c (n_deferred_constatns): Update accestor.
5081 (init_varasm_status): Do not allocate varasm_status.
5082 (force_const_mem, get_pool_size, output_constant_pool): Update.
5083 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5084 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5085 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
5086 * sparc/sparc.h (INIT_EXPANDERS): Update.
5087 * ia64/ia64.h (INIT_EXPANDERS): Update.
5089 2008-04-07 James E. Wilson <wilson@tuliptree.org>
5091 * reload.c (push_secondary_reload): Add missing break to for loop.
5093 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5095 PR middle-end/PR28690
5096 * rtlanal.c: Update copyright years.
5097 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
5098 as REG_POINTER and MEM_POINTER operands.
5099 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
5100 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
5101 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
5102 * gcse.c: Update copyright years.
5103 (pre_delete): Call gen_reg_rtx_and_attrs.
5104 (hoist_code): Likewise.
5105 (build_store_vectors): Likewise.
5106 (delete_store): Likewise.
5107 * loop-invariant.c (move_invariant_reg): Likewise.
5108 Update copyright years.
5110 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
5112 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
5113 control string instead of quoted.
5115 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5117 * doc/rtl.texi: Rewrite of subreg section.
5119 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
5122 * config/i386/i386.c (legitimize_pic_address): Add treating
5123 of dllimport SYM_REF's.
5124 (legitimize_dllimport_symbol): Add prototype.
5126 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5128 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
5129 reference in constructor with non self-referential type.
5131 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5133 Removal of Return with Depressed Stack Pointer support
5134 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
5135 (ECF_SP_DEPRESSED): Likewise.
5136 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
5137 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
5138 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5139 (expand_call): Do not test ECF_SP_DEPRESSED.
5140 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5141 * function.c (keep_stack_depressed): Delete.
5142 (handle_epilogue_set): Likewise.
5143 (update_epilogue_consts): Likewise.
5144 (emit_equiv_load): Likewise.
5145 (thread_prologue_and_epilogue_insns): Remove support for Return with
5146 Depressed Stack Pointer.
5147 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5149 2008-04-06 Richard Guenther <rguenther@suse.de>
5151 PR tree-optimization/35400
5152 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
5153 information from SSA_NAMEs.
5155 2008-04-06 Anatoly Sokolov <aesok@post.ru>
5157 * config/avr/avr.h (avr_mega_p): Remove declaration.
5158 (AVR_MEGA): Remove macro.
5159 * config/avr/avr.c (avr_mega_p): Remove variable.
5160 (avr_override_options): Remove inicializion of avr_mega_p.
5161 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5162 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5163 (avr_jump_mode): (Ditto.).
5164 (avr_output_progmem_section_asm_op): (Ditto.).
5165 (avr_asm_init_sections): (Ditto.).
5166 (avr_asm_init_sections): (Ditto.).
5167 (avr_rtx_costs): (Ditto.).
5168 * config/avr/avr.md: (Ditto.).
5169 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
5172 2008-04-06 Richard Guenther <rguenther@suse.de>
5174 PR tree-optimization/35842
5175 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
5176 is_gimple_invariant_address.
5178 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5180 * gcc.c (default_compilers): Sync Fortran extensions list with
5181 that in fortran/lang-specs.h.
5182 * doc/invoke.texi: Likewise.
5183 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
5184 * dwarf2out.c (gen_compile_unit_die): Likewise.
5186 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
5188 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
5190 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
5193 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
5194 attribute is used for nested functions.
5196 2008-04-05 Jan Hubicka <jh@suse.cz>
5198 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
5200 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
5202 (dump_files): Update.
5203 (enable_rtl_dump_file): Do not accept letter argument.
5204 * tree-pass.h (dump_file_info): Remove letter argument.
5205 * toplev.c (decode_d_option): Update -da handling.
5206 * toplev.h (enable_rtl_dump_file): Update prototype.
5207 * passes.c (register_one_dump_file): Do not accept IPA argument; work
5208 it out based on pass type.
5209 (register_dump_files_1): Likewise.
5210 (init_optimization_passes): Update register_one_dump_file calls.
5211 (execute_one_pass): Sanity check that IPA passes are called at IPA
5212 level and RTL passes at RTL level.
5213 (execute_pass_list): IPA pass can not be after or subpass of
5215 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
5216 disallov RTL subpasses of IPA subpasses.
5218 2008-04-05 Ben Elliston <bje@au.ibm.com>
5220 * tree-cfg.c (need_fake_edge_p): Return false for calls to
5221 builtins that return exactly once and do not throw. Cache call to
5224 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
5226 PR rtl-optimization/34916
5228 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
5229 between instruction pairs.
5231 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
5233 * doc/invoke.texi: Document -mbitops for SH.
5234 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
5235 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
5236 * config/sh/sh.c (print_operand): Add %t operand code.
5237 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
5238 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
5239 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
5240 (extendqihi2): Likewise.
5241 (movqi_i): Likewise.
5242 (insv): Use bset, bclr and bst instructions for SH2A if possible.
5243 (extv): Use bld instruction for SH2A if possible.
5245 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
5246 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
5247 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
5248 (bset.b, bclr.b): Define peepholes.
5249 * config/sh/sh.opt (mbitops): New option.
5251 2008-04-04 Janis Johnson <janis187@us.ibm.com>
5254 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
5255 and view convert expression.
5257 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5260 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
5262 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
5264 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
5266 * config/i386/cpuid.h (bit_AES): New.
5267 (bit_PCLMUL): Likewise.
5269 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
5270 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
5271 SSE2 if AES or PCLMUL is enabled.
5272 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
5273 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5274 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
5275 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
5276 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
5277 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
5278 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5279 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
5280 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
5281 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
5282 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
5283 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
5284 __builtin_ia32_aeskeygenassist128 and
5285 __builtin_ia32_pclmulqdq128.
5286 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
5287 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
5288 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
5290 * config/i386/i386.h (TARGET_AES): New.
5291 (TARGET_PCLMUL): Likewise.
5292 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
5294 * config/i386/i386.md (UNSPEC_AESENC): New.
5295 (UNSPEC_AESENCLAST): Likewise.
5296 (UNSPEC_AESDEC): Likewise.
5297 (UNSPEC_AESDECLAST): Likewise.
5298 (UNSPEC_AESIMC): Likewise.
5299 (UNSPEC_AESKEYGENASSIST): Likewise.
5300 (UNSPEC_PCLMUL): Likewise.
5302 * config/i386/i386.opt (maes): New.
5303 (mpclmul): Likewise.
5305 * config/i386/sse.md (aesenc): New pattern.
5306 (aesenclast): Likewise.
5308 (aesdeclast): Likewise.
5310 (aeskeygenassist): Likewise.
5311 (pclmulqdq): Likewise.
5313 * config/i386/wmmintrin.h: New.
5315 * doc/extend.texi: Document AES and PCLMUL built-in function.
5317 * doc/invoke.texi: Document -maes and -mpclmul.
5319 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
5321 * function.c (free_after_parsing): Replace with
5322 cxx_push_function_context from C++ front-end.
5323 (allocate_struct_function): Don't call langhook.
5324 * langhooks.h (struct lang_hooks_for_functions): Delete.
5325 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
5327 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
5328 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
5329 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
5330 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
5331 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
5332 remove LANG_HOOKS_FUNCTION_INITIALIZER.
5333 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
5335 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
5336 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
5338 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5341 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
5344 2008-04-04 Richard Guenther <rguenther@suse.de>
5347 * fold-const.c (optimize_minmax_comparison): Use the correct
5348 type for the constant in the simplified comparison.
5350 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
5352 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
5353 Pass L2 size as "--param l2-cache-size" to the compiler.
5354 (decode_l2_cache): New function to decode L2 cache parameters using
5355 0x8000006 extended cpuid function.
5356 (detect_caches_amd): Determine parameters of L2 cache using
5357 decode_l2_caches function.
5358 (decode_caches_intel): Decode L2 cache parameters.
5359 (detect_caches_intel): Determine L2 cache parameters using
5360 decode_caches_intel and decode_l2_caches functions.
5362 2008-04-03 Bob Wilson <bob.wilson@acm.org>
5364 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
5365 secondary input reload for subword loads from the constant pool.
5367 2008-04-03 Janis Johnson <janis187@us.ibm.com>
5370 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
5371 constants of the appropriate size for runtime calculations.
5374 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
5375 decimal-float literal constant zero.
5377 2008-04-03 Jakub Jelinek <jakub@redhat.com>
5380 * c-parser.c (c_parser_omp_atomic): Call
5381 default_function_array_conversion on the RHS.
5384 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
5385 call is_variable_sized if decl has incomplete type.
5387 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
5389 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
5391 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
5393 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
5395 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
5396 (sgt<u>): Merge sgt and sgtu into new expander.
5397 (sgt, sgtu): Remove expanders.
5398 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
5399 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
5400 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
5401 *sgtu_<mode>_mips16 into new pattern.
5402 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
5403 (sge<u>): Merge sge and sgeu into new expander.
5404 (sge, sgeu): Remove expanders.
5405 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
5407 (*sge_<mode>, second *sge_<mode>): Remove patterns.
5408 (slt<u>): Merge slt and sltu into new expander.
5409 (slt, sltu): Remove expanders.
5410 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
5411 (*slt_<mode>, *sltu_<mode>): Remove patterns.
5412 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
5413 *sltu_<mode>_mips16 into new pattern.
5414 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
5415 (sle<u>): Merge sle and sleu into new expander.
5416 (sle, sleu): Remove expanders.
5417 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
5418 (*sle_<mode>, *sleu_<mode>): Remove patterns.
5419 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
5420 *sleu_<mode>_mips16 into new pattern.
5421 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
5423 2008-04-03 Jan Hubicka <jh@suse.cz>
5425 PR tree-optimization/35795
5426 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
5427 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5428 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5429 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5430 * score/score3.c (score3_output_mi_thunk): Likewise.
5431 * score/score7.c (score7_output_mi_thunk): Likewise.
5432 * mips/mips.c (mips_output_mi_thunk): Likewise.
5434 2008-04-03 Richard Guenther <rguenther@suse.de>
5436 * tree-vrp.c (extract_range_from_unary_expr): Handle all
5437 conversions. Simplify code.
5439 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
5441 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
5443 2008-04-03 Tom Tromey <tromey@redhat.com>
5444 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5446 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5447 * config/bfin/t-bfin-linux (generated_files): Add
5448 linux-sysroot-suffix.h.
5449 * doc/install.texi (Prerequisites): Require make 3.80.
5450 * doc/sourcebuild.texi (Front End Directory): Document new
5452 * Makefile.in (generated_files): New variable.
5453 (ALL_HOST_OBJS): New variable.
5454 ($(ALL_HOST_OBJS)): New target.
5456 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
5458 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
5459 (remap_block): Call id->transform_lang_insert_block instead
5461 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
5462 Set id.transform_lang_insert_block to NULL.
5463 (clone_body): Move to cp/optimize.c
5464 * tree-inline.h (struct copy_body_data): Change
5465 transform_lang_insert_block to function pointer.
5466 (copy_generic_body, copy_decl_no_change): Export.
5467 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
5468 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
5469 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
5471 * c-tree.h (insert_block): Kill.
5472 * c-decl.c (insert_block): Kill.
5474 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
5476 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5477 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
5478 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
5480 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
5481 argument, call {push,pop}_function_context from here.
5482 * c-parser.c: Use c_{push,pop}_function_context.
5484 * function.c (push_function_context_to): Move meat ...
5485 (push_function_context): ... here. Simplify.
5486 * function.c (pop_function_context_from): Move meat ...
5487 (pop_function_context): ... here. Simplify.
5488 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
5490 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5491 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
5492 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
5493 * tree.h (push_function_context_to, pop_function_context_from): Remove.
5495 2008-04-03 Ben Elliston <bje@au.ibm.com>
5497 * expmed.c (extract_force_align_mem_bit_field): Remove.
5499 2008-04-03 Richard Guenther <rguenther@suse.de>
5502 * expr.h (try_casesi): Adjust prototype.
5503 * expr.c (try_casesi): Take fallback label as extra parameter.
5504 Use that for gen_casesi if default_label is NULL.
5505 * stmt.c (expand_case): Pass fallback label to try_casesi,
5506 make sure to fill gaps with a fallback label if default_label
5509 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
5512 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
5514 2008-04-03 Ben Elliston <bje@au.ibm.com>
5516 * expmed.c (extract_split_bit_field): Remove if (0) code.
5517 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
5518 (do_ds_constraint): Likewise.
5520 2008-04-02 Joseph Myers <joseph@codesourcery.com>
5522 * doc/cppopts.texi (-dU): Document.
5523 * c-common.h (flag_dump_macros): Update comment.
5524 * c-opts.c (handle_OPT_d): Handle -dU.
5525 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
5526 dump_queued_macros, cb_used_define, cb_used_undef): New.
5527 (init_pp_output): Handle -dU.
5528 (cb_line_change): Call dump_queued_macros.
5529 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
5531 2008-04-02 Anatoly Sokolov <aesok@post.ru>
5533 * config/avr/predicates.md (io_address_operand): New predicate.
5534 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
5535 * config/avr/avr.c (avr_io_address_p): Remove function.
5536 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
5537 'avr_io_address_p' function.
5538 (out_movhi_r_mr): (Ditto.).
5539 (out_movqi_mr_r): (Ditto.).
5540 (out_movhi_mr_r): (Ditto.).
5541 (avr_address_cost): (Ditto.).
5543 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
5545 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
5546 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
5547 in 32bit mode when XMM registers are available to avoid store
5549 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
5550 corresponding post-reload splitters.
5552 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5554 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
5555 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
5556 __builtin_ia32_roundss.
5557 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
5558 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
5559 __builtin_ia32_roundss.
5560 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
5561 IX86_BUILTIN_SHUFPD here.
5563 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5565 * config/i386/i386.md (plogic): New.
5566 (plogicprefix): Likewise.
5568 * config/i386/mmx.md (mmx_<code><mode>3): New.
5569 (mmx_and<mode>3): Removed.
5570 (mmx_ior<mode>3): Likewise.
5571 (mmx_xor<mode>3): Likewise.
5573 * config/i386/sse.md (<code><mode>3): New.
5574 (*<code><mode>3): Likewise.
5575 (*<code><mode>3): Likewise.
5576 (<code><mode>3): Likewise.
5577 (*sse_<code><mode>3): Likewise.
5578 (*sse2_<code><mode>3): Likewise.
5579 (<code>tf3): Likewise.
5580 (*<code>tf3): Likewise.
5581 (and<mode>3): Likewise.
5582 (*and<mode>3): Likewise.
5583 (ior<mode>3): Removed.
5584 (*ior<mode>3): Likewise.
5585 (xor<mode>3): Likewise.
5586 (*xor<mode>3): Likewise.
5587 (*and<mode>3): Likewise.
5588 (*ior<mode>3): Likewise.
5589 (*xor<mode>3): Likewise.
5590 (and<mode>3): Likewise.
5591 (*sse_and<mode>3): Likewise.
5592 (*sse2_and<mode>3): Likewise.
5594 (*andtf3): Likewise.
5595 (ior<mode>3): Likewise.
5596 (*sse_ior<mode>3): Likewise.
5597 (*sse2_ior<mode>3): Likewise.
5599 (*iortf3): Likewise.
5600 (xor<mode>3): Likewise.
5601 (*sse_xor<mode>3): Likewise.
5602 (*sse2_xor<mode>3): Likewise.
5604 (*xortf3): Likewise.
5606 2008-04-02 Richard Guenther <rguenther@suse.de>
5608 PR tree-optimization/14495
5609 PR tree-optimization/34793
5610 * tree-vrp.c (struct switch_update): New structure.
5611 (to_remove_edges, to_update_switch_stmts): New VECs.
5612 (simplify_switch_using_ranges): New function. Remove not taken
5613 case labels and edges.
5614 (simplify_stmt_using_ranges): Call it.
5615 (identify_jump_threads): Mark edges we have queued for removal
5616 so we don't thread them.
5617 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
5619 * tree-cfg.c (group_case_labels): Deal with missing default label.
5620 (tree_verify_flow_info): Allow missing default label.
5621 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
5622 (emit_case_nodes): Likewise.
5623 (expand_case): Do not rely on the default label to be present.
5624 * expr.c (try_casesi): Deal with NULL default_label.
5625 (do_tablejump): Likewise.
5627 2008-04-02 Richard Guenther <rguenther@suse.de>
5629 PR tree-optimization/14495
5630 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
5631 SWITCH_EXPR here ...
5632 (vrp_visit_switch_stmt): ... but here (new function).
5633 (find_case_label_index): New helper function.
5634 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
5636 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5638 * fwprop.c: Fix ISO-C99ism.
5640 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5643 * Makefile.in (objdir): Set it here.
5644 * configure.ac: Not here. Find dynamic linker characteristics.
5645 * exec-tool.in: Use them.
5646 * aclocal.m4: Regenerate.
5647 * configure: Regenerate.
5649 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5651 * expr.c (expand_var): Delete it.
5652 * expr.h (expand_var): Delete prototype.
5653 * function.c (expand_function_start): Use expand_decl instead.
5654 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
5657 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
5659 PR rtl-optimization/35542
5660 * fwprop.c (forward_propagate_and_simplify): Replace
5661 loc_reg_mentioned_in_p with reg_mentioned_p.
5663 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5665 PR rtl-optimization/35281
5666 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
5667 (propagate_rtx_1): Handle PR_HANDLE_MEM.
5668 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
5669 (varying_mem_p): Move above propagate_rtx.
5670 (all_uses_available_at): Do not check MEMs.
5672 2008-04-02 Rafael Espindola <espindola@google.com>
5674 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
5675 (register_edge_assert_for_2): Split the cond argument.
5676 (register_edge_assert_for_1): Adjust for the change in
5677 register_edge_assert_for_2.
5678 (register_edge_assert_for): Split the cond argument.
5679 (find_switch_asserts): Adjust for the change in
5680 register_edge_assert_for.
5682 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
5684 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
5685 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
5686 offsets for 64-bit mingw.
5687 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
5688 abi for x86_64-pc-mingw.
5690 2008-04-02 Richard Guenther <rguenther@suse.de>
5692 * tree-vrp.c (extract_range_from_assert): Make sure to not
5693 produce range min/max with TREE_OVERFOW set.
5694 If merging a anti-range and a range keep the anti-range if
5695 the range covers all values of the type.
5696 (register_edge_assert_for_2): Only allow sign-changing
5697 conversions in detecting canonical range checks. Also
5698 register an assert for the unsigned name if useful.
5700 PR tree-optimization/35787
5701 * tree-vrp.c (vrp_val_max): New function.
5702 (vrp_val_min): Likewise.
5703 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
5704 (vrp_val_is_min): Likewise.
5705 (supports_overflow_infinity): Use vrp_val_{min,max}.
5706 (negative_overflow_infinity): Likewise.
5707 (positive_overflow_infinity): Likewise.
5708 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
5709 (is_positive_overflow_infinity): Likewise.
5710 (is_overflow_infinity): Likewise.
5711 (avoid_overflow_infinity): Use vrp_val_{min,max} and
5712 vrp_val_is_{min,max}.
5713 (set_and_canonicalize_value_range): Canonicalize anti-ranges
5714 to ranges if possible. Avoid empty ranges.
5716 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5719 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
5720 the expression is a function address.
5722 2008-04-01 George Helffrich <george@gcc.gnu.org>
5724 PR fortran/35154, fortran/23057
5725 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
5726 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
5727 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
5728 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
5730 (dbxout_syms): Check for COMMON-based symbol and wrap in
5731 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
5732 in bracket for efficiency.
5734 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
5735 using DW_TAG_common_block + member offset.
5736 (add_pubname_string): New function.
5737 (dw_expand_expr): New function to find block name and offset for
5739 (common_check): New function to check whether symbol in Fortran COMMON.
5740 (gen_variable_die): If COMMON, use DW_TAG_common_block.
5742 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
5745 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
5747 2008-04-02 Ben Elliston <bje@au.ibm.com>
5749 * config/v850/v850.md (casesi): Remove if (0) code.
5750 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5751 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
5753 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
5755 * config/i386/i386.md (rex64suffix): New mode attribute.
5756 (floathi<mode>2): Disable expander for SSE math.
5757 (*floathi<mode>2_1): New insn insn_and_split pattern.
5758 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
5759 corresponding post-reload splitters.
5760 (*floathi<mode>2_i387): New macroized insn pattern.
5761 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
5762 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
5763 insn_and_split pattern.
5764 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
5765 New macroized instruction patterns and corresponding post-reload
5767 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
5768 and corresponding post-reload splitters.
5769 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
5770 New macroized instruction patterns.
5771 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
5772 macroized instruction patterns and corresponding post-reload splitters.
5773 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
5774 corresponding post-reload splitters.
5775 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
5776 New macroized instruction patterns.
5777 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
5778 corresponding post-reload splitters.
5779 (*floatsi<mode>2_i387): New macroized instruction patterns.
5781 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
5783 * config/i386/i386.md (smaxmin): New.
5784 (umaxmin): Likewise.
5785 (maxminiprefix): Likewise.
5786 (maxminfprefix): Likewise.
5787 (<code><mode>3): Likewise.
5788 (smin<mode>3): Removed.
5789 (smax<mode>3): Likewise.
5791 * config/i386/mmx.md (mmx_<code>v2sf3): New.
5792 (mmx_<code>v4hi3): Likewise.
5793 (mmx_<code>v8qi3): Likewise.
5794 (mmx_smaxv2sf3): Removed.
5795 (mmx_sminv2sf3): Likewise.
5796 (mmx_umaxv8qi3): Likewise.
5797 (mmx_smaxv4hi3): Likewise.
5798 (mmx_uminv8qi3): Likewise.
5799 (mmx_sminv4hi3): Likewise.
5801 * config/i386/sse.md (<addsub><mode>3): New.
5802 (*<addsub><mode>3): Likewise.
5803 (<sse>_vm<addsub><mode>3): Likewise.
5804 (<maxmin><mode>3): Likewise.
5805 (*<maxmin><mode>3_finite): Likewise.
5806 (*<maxmin><mode>3): Likewise.
5807 (<sse>_vm<maxmin><mode>3): Likewise.
5808 (sse3_h<addsub>v4sf3): Likewise.
5809 (sse3_h<addsub>v2df3): Likewise.
5810 (<maxmin>v16qi3): Likewise.
5811 (*<maxmin>v16qi3): Likewise.
5812 (<maxmin>v8hi3): Likewise.
5813 (*<maxmin>v8hi3): Likewise.
5814 (*sse4_1_<maxmin><mode>3): Likewise.
5815 (*sse4_1_<maxmin><mode>3): Likewise.
5816 (add<mode>3): Removed.
5817 (*add<mode>3): Likewise.
5818 (<sse>_vmadd<mode>3): Likewise.
5819 (sub<mode>3): Likewise.
5820 (*sub<mode>3): Likewise.
5821 (<sse>_vmsub<mode>3): Likewise.
5822 (smin<mode>3): Likewise.
5823 (*smin<mode>3_finite): Likewise.
5824 (*smin<mode>3): Likewise.
5825 (<sse>_vmsmin<mode>3): Likewise.
5826 (smax<mode>3): Likewise.
5827 (*smax<mode>3_finite): Likewise.
5828 (*smax<mode>3): Likewise.
5829 (<sse>_vmsmax<mode>3): Likewise.
5830 (sse3_haddv4sf3): Likewise.
5831 (sse3_haddv2df3): Likewise.
5832 (sse3_hsubv4sf3): Likewise.
5833 (sse3_hsubv2df3): Likewise.
5834 (umaxv16qi3): Likewise.
5835 (*umaxv16qi3): Likewise.
5836 (smaxv8hi3): Likewise.
5837 (*smaxv8hi3): Likewise.
5838 (*sse4_1_smax<mode>3): Likewise.
5839 (*sse4_1_umax<mode>3): Likewise.
5840 (uminv16qi3): Likewise.
5841 (*uminv16qi3): Likewise.
5842 (sminv8hi3): Likewise.
5843 (*sminv8hi3): Likewise.
5844 (*sse4_1_smin<mode>3): Likewise.
5845 (*sse4_1_umin<mode>3): Likewise.
5847 2008-04-01 Rafael Espindola <espindola@google.com>
5849 * tree-cfg.c (verify_expr): remove in_phi.
5850 (verify_stmt): Don't call walk_tree with verify_expr. Use
5851 is_gimple_min_invariant instead of is_gimple_val.
5853 2008-04-01 Joseph Myers <joseph@codesourcery.com>
5855 * doc/include/gpl_v3.texi: Update for manpage generation.
5856 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
5858 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
5859 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
5860 gpl_v3.texi instead of gpl.texi.
5863 2008-04-01 Jakub Jelinek <jakub@redhat.com>
5866 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
5868 2008-04-01 Rafael Espindola <espindola@google.com>
5870 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
5871 (extract_code_and_val_from_cond): Use
5872 extract_code_and_val_from_cond_with_ops.
5874 2008-04-01 Jan Hubicka <jh@suse.cz>
5876 * function.c (free_after_compilation): Free epilogue_delay_list.
5877 (prepare_function_start): Assert that previous compilation was freed.
5879 2008-04-01 Jan Hubicka <jh@suse.cz>
5880 Jim Wilson <wilson@tuliptree.org>
5881 Andreas Tobler <andreast@gcc.gnu.org>
5884 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
5885 rtl.emit instead cfun->emit.
5886 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
5887 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
5889 2008-04-01 Ben Elliston <bje@au.ibm.com>
5891 * doc/c-tree.texi (Function Basics): Fix grammatical error.
5893 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
5895 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
5897 (fprofile-use): Add var flag_profile_use
5898 * coverage.c (coverage_begin_output): Do not open a gcno file for
5899 output only if -ftest-coverage is set.
5900 Do not add getpwd() to gcda file path.
5901 (build_gcov_info): Check the new flag
5902 flag_profile_datafile_relative_path.
5903 (coverage_init): Use profile_data_prefix.
5904 Read profile counter only if flag_profile_use is set.
5905 * opts.c (common_handle_option): New option fprofile-use=,
5906 fprofile-dir=, fprofile-generate=.
5907 * toplev.c (profile_data_prefix): New variable definition.
5908 * toplev.h (profile_data_prefix): New declaration.
5909 * doc/invoke.tex (Option Summary, Optimization Options):
5912 2008-03-31 James E. Wilson <wilson@tuliptree.org>
5914 * varasm.c (output_constant_pool_1): In LABEL_REF check,
5915 use tmp consistently.
5918 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
5919 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5920 UNSPEC_FR_RECIP_APPROX_RES.
5921 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
5923 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
5926 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
5928 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5931 * fold-const.c (fold_indirect_ref_1): Support accessing non first
5932 element of the vector via a pointer.
5934 2008-03-31 Ian Lance Taylor <iant@google.com>
5936 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
5938 2008-03-31 Jan Hubicka <jh@suse.cz>
5940 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5941 get_arg_pointer_save_area.
5942 * expr.c (init_expr): Just clear out rtl.expr.
5943 * function.c (free_after_compilation): Clear out whole RTL structure.
5944 (get_func_frame_size): Merge into ...
5945 (get_frame_size): ... this one.
5946 (assign_stack_local_1): Merge into ...
5947 (assign_stack_local): ... this one.
5948 (expand_function_end): Update call of get_arg_pointer_save_area.
5949 (get_art_pointer_save_area): Remove cfun argument.
5950 * function.h (emit_status): regno_pointer_align does not need length
5951 attribute. Move x_regno_reg_rtx to ...
5952 (regno_reg_rtx): ... new global array.
5953 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
5954 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
5955 apply_args_value, forced_labels, stack_pointer_delta):
5957 (struct varasm_status): Move here from varasm.c
5958 (struct rtl_data): New. Move here some fields from struct function.
5959 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5960 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5961 used_temp_slots avail_temp_slots, temp_slot_level,
5962 nonlocal_goto_handler_labels): Update accesstors.
5963 (rtl): New global variable.
5964 (struct function): Move some fileds to rtl_data.
5965 (get_arg_pointer_save_area): Update prototype.
5966 * emit-rtl.c (rtl): Declare.
5967 (regno_reg_rtx): Declare.
5968 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5970 (gen_reg_rtx): Update.
5971 (init_virtual_regs): Do not tate emit_status argument.
5972 (init_emit): Do not allocate emit.
5973 * varasm.c (varasm_statuc): Move to function.h.
5974 (n_deferred_constatns): Update accestor.
5975 (init_varasm_status): Do not allocate varasm_status.
5976 (force_const_mem, get_pool_size, output_constant_pool): Update.
5977 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5978 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5980 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
5982 PR rtl-optimization/35729
5983 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
5986 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
5989 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
5990 load/store if memory is unaligned.
5991 (*movti_rex64): Likewise.
5993 * config/i386/predicates.md (misaligned_operand): New.
5995 2008-03-31 Andrew Pinski <pinskia@gmail.com>
5998 * tree-ssa-phiopt.c (conditional_replacement): Return early for
6001 2008-03-31 Jan Beulich <jbeulich@novell.com>
6003 * config/ia64/constraints.md: Add 'j' constraint.
6004 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
6005 (movdi_internal): Likewise.
6007 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
6010 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
6012 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
6015 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
6016 proper error message for the third argument on blendpd and
6019 * config/i386/sse.md (blendbits): New.
6020 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
6022 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
6024 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
6026 2008-03-30 Richard Guenther <rguenther@suse.de>
6029 * fold-const.c (fold_sign_changed_comparison): Do leave
6030 conversions to base-types alone.
6032 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6034 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
6035 the link register if one altivec register is be saved.
6037 2008-03-30 Ben Elliston <bje@au.ibm.com>
6039 * final.c (final_scan_insn): Remove if (0) code.
6041 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
6043 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
6045 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
6047 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
6048 of V4SFmode to ix86_binary_operator_ok.
6050 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
6052 * config/i386/i386.c (override_options): Initialize
6053 ix86_veclib_handler to ix86_veclibabi_svml when
6054 -mveclibabi=svml is used.
6055 (ix86_veclibabi_svml): New function for SVML ABI style
6056 vectorization support.
6057 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
6059 2008-03-28 Rafael Espindola <espindola@google.com>
6061 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
6062 (tree_binary_nonnegative_warnv_p): Make it public.
6063 (tree_single_nonnegative_warnv_p): Make it public.
6064 (tree_invalid_nonnegative_warnv_p): Make it public.
6065 (tree_unary_nonzero_warnv_p): Make it public.
6066 (tree_binary_nonzero_warnv_p): Make it public
6067 (tree_single_nonzero_warnv_p): Make it public.
6068 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
6069 (extract_range_from_binary_expr): Split the expr argument.
6070 (extract_range_from_unary_expr): Split the expr argument.
6071 (extract_range_from_comparison): Split the expr argument.
6072 (extract_range_from_expr): Use the new aux functions.
6073 (vrp_evaluate_conditional_warnv): Use
6074 vrp_evaluate_conditional_warnv_with_ops.
6075 * tree.h (tree_unary_nonzero_warnv_p): Declare.
6076 (tree_binary_nonzero_warnv_p): Declare.
6077 (tree_single_nonzero_warnv_p): Declare.
6078 (tree_expr_nonzero_warnv_p): Declare.
6079 (tree_unary_nonnegative_warnv_p): Declare.
6080 (tree_binary_nonnegative_warnv_p): Declare.
6081 (tree_single_nonnegative_warnv_p): Declare.
6082 (tree_invalid_nonnegative_warnv_p): Declare.
6084 2008-03-28 Richard Guenther <rguenther@suse.de>
6086 PR tree-optimization/30317
6087 PR tree-optimization/30911
6088 PR tree-optimization/34793
6089 * tree-vrp.c (set_and_canonicalize_value_range): New function.
6090 (struct assert_locus_d): New member EXPR.
6091 (register_new_assert_for): Add EXPR parameter to support
6092 ASSERT_EXPR <name, expr OP limit>.
6093 (register_edge_assert_for_1): Adjust callers.
6094 (find_assert_locations): Likewise.
6095 (process_assert_insertions_for): Build condition from expression.
6096 (extract_range_from_assert): Handle ASSERT_EXPRs
6097 of the form ASSERT_EXPR <name, expr OP limit>.
6098 (register_edge_assert_for_2): New helper registering
6099 asserts for comparisons. Recognize range tests of the form
6100 (unsigned)i - CST1 OP CST2.
6101 (register_edge_assert_for_1): Use it.
6102 (register_edge_assert_for): Likewise.
6103 (needs_overflow_infinity): Integer sub-types
6104 do not need overflow infinities.
6105 (vrp_val_is_max): The extreme values of integer sub-types
6106 are those of the base type.
6107 (vrp_val_is_min): Likewise.
6108 * tree.def (ASSERT_EXPR): Document extra allowed conditional
6111 2008-03-28 Nick Clifton <nickc@redhat.com>
6114 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6115 Return GENERAL_REGS for stack adjustment reloads.
6117 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6120 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
6121 const_vector when all the vectors are constant.
6123 2008-03-27 Bob Wilson <bob.wilson@acm.org>
6125 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
6127 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
6128 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
6130 (s<code>_sf): Use new scc_sf attribute for opcode names.
6132 2008-03-27 Tom Tromey <tromey@redhat.com>
6134 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
6135 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
6136 config/spu/t-spu-elf, config/i386/t-interix,
6137 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
6138 config/i386/x-darwin, config/i386/x-mingw32,
6139 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
6140 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
6141 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
6142 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
6143 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
6144 config/rs6000/x-darwin, config/rs6000/t-rs6000,
6145 config/score/t-score-elf, config/arm/t-strongarm-pe,
6146 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
6147 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
6148 Revert automatic dependency patch.
6150 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
6153 * config/i386/i386.c (ix86_function_arg_boundary): Align
6154 decimal floating point to its natural boundary.
6156 2008-03-27 Richard Guenther <rguenther@suse.de>
6159 * fold-const.c (fold_comparison): Restrict distinct decl
6160 comparison folding to VAR_DECLs and PARM_DECLs. Do not
6161 solely rely on operand_equal_p.
6163 2008-03-27 Richard Guenther <rguenther@suse.de>
6166 * c-common.c (handle_weak_attribute): Reject combination of
6169 2008-03-27 Richard Guenther <rguenther@suse.de>
6171 PR tree-optimization/32810
6172 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
6173 conversions from DECL_INITIAL.
6174 (fold_const_aggregate_ref): Likewise from constructor elements.
6176 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
6178 * tree-affine.h (aff_combination_expand): Declare.
6179 (get_inner_reference_aff): Likewise.
6180 * tree-affine.c (aff_combination_expand): Split out from
6181 tree_to_aff_combination_expand.
6182 (get_inner_reference_aff): New function.
6183 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
6184 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
6185 (struct lim_aux_data): sm_done field removed.
6186 (mem_ref_loc_p, mem_ref_locs_p): New types.
6187 (struct mem_ref): Added id, stored, accesses_in_loop,
6188 indep_loop, dep_loop, indep_ref, dep_ref fields.
6189 Removed is_stored, locs and next fields.
6190 (memory_accesses): New variable.
6191 (movement_possibility): Do not allow moving statements
6192 that store to memory.
6193 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
6195 (determine_max_movement): For statements with memory references,
6196 find the outermost loop in that the reference is independent.
6197 (move_computations_stmt): Mark the virtual operands for renaming.
6198 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
6199 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
6200 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
6201 add_vop_ref_mapping, create_vop_ref_mapping_loop,
6202 create_vop_ref_mapping, analyze_memory_references,
6203 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
6204 get_all_locs_in_loop, ref_always_accessed_p,
6205 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
6206 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
6207 store_motion_loop, store_motion): New functions.
6208 (struct vop_to_refs_elt): New type.
6209 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
6210 memref_hash, memref_eq, hoist_memory_references): Rewritten.
6211 (schedule_sm): Replaced by...
6212 (execute_sm): ... this.
6213 (determine_lsm_ref, hoist_memory_references,
6214 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
6215 find_more_ref_vops, free_mem_ref, free_mem_refs,
6216 determine_lsm_loop, determine_lsm): Removed.
6217 (tree_ssa_lim_finalize): Free data structures used by store motion.
6218 (tree_ssa_lim): Call analyze_memory_references. Use
6219 store_motion instead of determine_lsm.
6221 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6223 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
6224 rename tmake_file to m68hc11/t-m68hc11.
6225 (mcore): Set inhibit_libc to true.
6226 * config.host (alpha*-dec-*vms*): Set extra_programs.
6227 (interix3*): Don't use host_xmake_file.
6228 * configure.ac: Let config.gcc override inhibit_libc.
6229 * configure: Regenerate.
6231 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
6232 * config/t-openbsd-thread: Remove commented out lines.
6234 * config/x-interix: Remove.
6236 * config/m68hc11/t-m68hc11-gas: Rename to...
6237 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
6239 * config/mcore/t-mcore: Remove T_CFLAGS.
6240 * config/mcore/t-mcore-pe: Likewise.
6242 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6244 * configure.ac: Replace custom __GNU_SOURCE test with
6245 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
6246 * aclocal.m4: Regenerate.
6247 * configure: Regenerate.
6248 * config.in: Regenerate.
6250 2008-03-27 Richard Guenther <rguenther@suse.de>
6252 * fold-const.c (target.h): Include.
6253 (fold_comparison): Fold comparison of addresses of decls
6254 that bind locally or of constants. Consolidate address folding code.
6255 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
6256 results from fold_binary_to_constant.
6257 (compare_values_warnv): Likewise.
6259 2008-03-27 Andrew Pinski <pinskia@gmail.com>
6262 * fold-const.c (fold_truthop): Check for integeral types when folding
6263 a == 0 && b == 0 and a != 0 || b != 0 .
6265 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
6267 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
6269 2008-03-26 Andreas Schwab <schwab@suse.de>
6271 * doc/invoke.texi: Fix use of @item vs. @itemx.
6273 2008-03-26 Tom Tromey <tromey@redhat.com>
6275 * Makefile.in (build/gensupport.o, build/print-rtl.o,
6276 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
6277 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
6278 build/gencodes.o, build/genconditions.o, build/genconfig.o,
6279 build/genconstants.o, build/genemit.o, build/genextract.o,
6280 build/genflags.o, build/genmddeps.o, build/genopinit.o,
6281 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
6284 2008-03-26 Richard Guenther <rguenther@suse.de>
6287 2008-03-26 Richard Guenther <rguenther@suse.de>
6289 * fold-const.c (target.h): Include.
6290 (fold_comparison): Fold comparison of addresses of two decls
6291 that bind locally. Consolidate address folding code.
6293 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6295 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
6296 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
6297 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
6298 dconstsqrt2, dconstthird, dconste and/or dconst10.
6299 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
6300 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
6301 dconstsqrt2, dconste): Delete.
6302 (init_emit_once): Likewise. Simplify initializing dconstm1.
6304 * real.c (get_real_const): New.
6305 * real.h (dconst3, dconst10, dconstm2, dconstthird,
6306 dconstsqrt2, dconste): Delete.
6307 (real_value_const, get_real_const): New.
6309 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
6311 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
6313 * config/i386/i386.c (ix86_function_arg_boundary): Check
6314 BIGGEST_ALIGNMENT instead of 128.
6315 (setup_incoming_varargs_64): Likewise.
6317 2008-03-26 Tom Tromey <tromey@redhat.com>
6319 * Makefile.in (DEPFILES): Add missing '/'.
6321 2008-03-26 Richard Guenther <rguenther@suse.de>
6323 * fold-const.c (target.h): Include.
6324 (fold_comparison): Fold comparison of addresses of two decls
6325 that bind locally. Consolidate address folding code.
6327 2008-03-26 Nick Clifton <nickc@redhat.com>
6330 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
6331 not allow INT+INT as a legitimate addressing mode.
6333 2008-03-26 Richard Guenther <rguenther@suse.de>
6335 * tree-flow.h (widen_bitfield): Remove declaration.
6336 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
6337 (widen_bitfield): Remove function.
6338 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
6341 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6344 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
6347 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
6349 PR rtl-optimization/35232
6350 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
6351 (forget_old_reloads_1, forget_marked_reloads): Don't clear
6352 reg_reloaded_call_part_clobbered here.
6353 (reload_regs_reach_end_p): New function.
6354 (reload_reg_rtx_for_input): New variable.
6355 (reload_reg_rtx_for_output): Likewise.
6356 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
6357 when reassigning a pseudo register. Load reloadreg from
6358 reload_reg_rtx_for_input, moving the mode and register
6360 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
6361 instead of the original when deciding whether an input reload
6362 would be a no-op or whether an output reload can be deleted.
6363 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
6364 when setting up new_spill_reg_store. Load it from
6365 reload_reg_rtx_for_output, moving the mode and register
6367 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
6368 instead of the original when deciding whether an output reload
6369 would be a no-op. Do the same when modifying insn notes.
6370 Use rtx_equal_p instead of == to compare the registers.
6371 (inherit_piecemeal_p): Take a mode and two register numbers
6373 (emit_reload_insns): Clear new_spill_reg_store for every hard
6374 register in the reload register. Remove spill registers
6375 from reg_reloaded_valid before considering whether to record
6376 inheritance information for them. Use reload_reg_rtx_for_output
6377 instead of reg_rtx when recording output reloads. Use
6378 reload_reg_rtx_for_input instead of reg_rtx when recording
6379 input reloads. Set or clear reg_reloaded_call_part_clobbered
6380 at the same time as setting reg_reloaded_valid.
6381 (delete_output_reload): Add a new_reload_reg parameter and use it
6382 instead of rld[j].reg_rtx.
6383 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
6386 2008-03-25 Tom Tromey <tromey@redhat.com>
6388 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
6389 (build/genattr.o): Likewise.
6390 (build/genattrtab.o): Likewise.
6391 (build/gencodes.o): Likewise.
6392 (build/genconfig.o): Likewise.
6393 (build/genconstants.o): Likewise.
6394 (build/genemit.o): Likewise.
6395 (build/genextract.o): Likewise.
6396 (build/genflags.o): Likewise.
6398 2008-03-25 Bob Wilson <bob.wilson@acm.org>
6400 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
6401 instead of size_int for integer types.
6402 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
6403 to match type of MINUS_EXPR.
6405 2008-03-25 Tom Tromey <tromey@redhat.com>
6407 * configure: Rebuilt.
6408 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
6411 2008-03-25 Tom Tromey <tromey@redhat.com>
6413 * config/x-solaris (host-solaris.o): Update.
6414 * config/x-linux (host-linux.o): Update.
6415 * config/x-hpux (host-hpux.o): Update.
6416 * config/x-darwin (host-darwin.o): Update.
6417 * config/v850/t-v850e (v850-c.o): Update.
6418 * config/v850/t-v850 (v850-c.o): Update.
6419 * config/t-vxworks (vxworks.o): Update.
6420 * config/t-sol2 (sol2-c.o, sol2.o): Update.
6421 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
6422 * config/spu/t-spu-elf (spu-c.o): Update.
6424 * config/sh/t-symbian (sh-c.o): Update.
6425 (symbian.o): Update.
6426 * config/sh/t-sh (sh-c.o): Update.
6427 * config/score/t-score-elf (score7.o, score3.o): Update.
6428 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
6429 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
6430 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
6431 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
6433 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6434 * config/m32c/t-m32c (m32c-pragma.o): Update.
6435 * config/ia64/t-ia64 (ia64-c.o): Update.
6436 * config/i386/x-mingw32 (host-mingw32.o): Update.
6437 * config/i386/x-i386 (driver-i386.o): Update.
6438 * config/i386/x-darwin (host-i386-darwin.o): Update.
6439 * config/i386/x-cygwin (host-cygwin.o): Update.
6440 * config/i386/t-nwld (nwld.o): Update.
6441 * config/i386/t-netware (netware.o): Update.
6442 * config/i386/t-interix (winnt.o): Update.
6443 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
6444 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
6445 msformat-c.o): Update.
6446 * config/bfin/t-bfin-linux (generated_files): Add
6447 linux-sysroot-suffix.h.
6448 * config/arm/t-wince-pe (pe.o): Update.
6449 * config/arm/t-strongarm-pe (pe.o): Update.
6450 * config/arm/t-pe (pe.o): Update.
6451 * config/arm/t-arm (arm-c.o): Update.
6452 * doc/install.texi (Prerequisites): Require make 3.80.
6453 * Makefile.in: Remove .o targets.
6454 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
6455 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
6456 (simple_generated_h, simple_generated_c): Move earlier.
6457 (generated_files): New variable.
6458 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
6459 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
6460 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
6461 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
6462 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
6463 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
6464 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
6465 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
6466 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
6467 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
6468 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
6469 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
6471 (COMPILE.base, COMPILE): New variables.
6472 (%.o): New pattern rule.
6473 (ALL_HOST_OBJS): New variable.
6474 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
6475 (dummy-checksum.o, cc1-checksum.o): Remove.
6476 (DRIVER_SHLIB): New variable.
6477 (DRIVER_DEFINES): Use it.
6478 (gencondmd.c): Move out of build/.
6479 (s-conditions): Update.
6480 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
6481 (ALL_BUILD_OBJS): Likewise.
6482 (build/%.o): Use BUILDCOMPILE.
6483 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
6484 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
6485 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
6486 build/gencheck.o, build/gencodes.o, build/genconditions.o,
6487 build/genconfig.o, build/genconstants.o, build/genemit.o,
6488 build/genextract.o, build/genflags.o, build/genmddeps.o,
6489 build/genopinit.o, build/genoutput.o, build/genpeep.o,
6490 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
6491 build/gen-protos.o, build/scan.o, build/fix-header.o,
6492 build/scan-decls.o): Simplify.
6493 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
6494 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
6495 prefix.o, toplev.o): Reduce to variable setting.
6496 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
6497 ($(out_object_file), gcc-options.o): New targets.
6498 ($(ALL_HOST_OBJS)): New target. Include dependency files.
6499 * configure: Rebuilt.
6500 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
6501 * doc/sourcebuild.texi (Front End Directory): Document new variable.
6503 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
6505 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
6506 complain when we hit an error, return ERROR_MARK_NODE.
6508 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6510 * config/sh/constraints.md (Pso, Psz): New constraints.
6511 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
6512 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
6514 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6516 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
6517 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
6519 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6521 * config/sh/sh.md (prefetch): Add condition for SH2A target.
6522 (prefetch_sh2a): New.
6524 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6525 Naveen.H.S <naveen.hs@kpitcummins.com>
6527 * config/sh/constraints.md (I28): New constraint.
6528 * config/sh/sh.c (broken_move): Add support for movi20s.
6529 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
6531 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
6532 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6533 Naveen.H.S <naveen.hs@kpitcummins.com>
6535 * config/sh/sh.c (SH_ATTRIBUTES): Define.
6536 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6537 (print_operand): Handle resbank in %@ operand code.
6538 (sh_encode_section_info): New.
6539 (push_regs): Add conditions for resbank.
6540 (sh_expand_epilogue): Likewise.
6541 (sh_insert_attributes): Likewise.
6542 (sh_attribute_table): Likewise.
6543 (sh_handle_resbank_handler_attribute): New.
6544 (sh2a_handle_function_vector_handler_attribute): New.
6545 (sh2a_is_function_vector_call): New.
6546 (sh2a_get_function_vector_number): New.
6547 (sh2a_function_vector_p): New.
6548 (sh_cfun_resbank_handler_p): New.
6549 * config/sh/sh.md (calli): Emit jsr/n if possible.
6550 (calli_tbr_rel): New.
6551 (calli_pcrel): Emit jsr/n if possible.
6552 (return_i): Emit rts/n if possible.
6553 (call_valuei_tbr_rel): New.
6554 (call_valuei_pcrel): Add condition for SH2A target.
6555 (call_value): Likewise.
6556 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
6557 (sh2a_get_function_vector_number): Likewise.
6558 (sh2a_is_function_vector_call): Likewise.
6559 * doc/extend.texi: Document TBR relative addressing of SH2A.
6560 (resbank): Add description for SH2A.
6562 2008-03-24 Richard Guenther <rguenther@suse.de>
6565 * gimplify.c (gimplify_modify_expr): For frontend type-correct
6566 pointer assignments change conversions according to middle-end rules.
6567 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
6568 * configure.ac: Include type checking in yes.
6569 * configure: Regenerate.
6571 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6573 * diagnostic.c (diagnostic_count_diagnostic): Delete.
6574 (diagnostic_report_diagnostic): Update. Handle ICEs here.
6576 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
6578 * gthr-vxworks.h (UNUSED): Define.
6580 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
6582 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
6584 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
6586 * doc/extend.texi (Function Attributes): Add missing comma in the
6587 example of the "alloc_size" attribute.
6589 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
6592 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6594 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6597 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6600 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6601 of the underlying type of a MS bitfield layout to the natural
6602 alignment of the type.
6604 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6606 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6607 to their natural alignment to avoid store forwarding stalls.
6609 2008-03-22 Richard Guenther <rguenther@suse.de>
6611 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
6612 For PHI nodes verify the address is invariant.
6613 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
6614 (get_symbol_constant_value): Use is_gimple_min_invariant.
6615 (maybe_fold_stmt_indirect): Likewise.
6617 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
6619 PR rtl-optimization/33927
6620 * Makefile.in (dse.o): Depend on $(TM_P_H).
6621 * expr.h (extract_low_bits): Declare.
6622 * expmed.c (extract_low_bits): New function.
6623 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
6624 * dse.c: Include tm_p.h.
6625 (find_shift_sequence): Remove the read_reg argument and return the
6626 read value. Emit the instructions instead of returning them.
6627 Iterate on new_mode rather than calculating it each time.
6628 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
6629 source to NEW_MODE and extract_low_bits to convert the shifted
6631 (replace_read): Allow the load and store to have different mode
6632 classes. Use extract_low_bits when SHIFT == 0. Create the shift
6633 or extraction instructions before trying the replacement. Update
6634 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
6636 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6638 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6639 to their natural alignment to avoid store forwarding stalls.
6641 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6644 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
6645 encouraging but not allowing gprs for input;
6646 change the input constraint to !f#r.
6647 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
6649 change the output constraint to !f#r.
6651 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
6654 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
6655 corresponding post-reload splitters.
6656 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
6657 when x87 FP math is selected.
6658 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
6659 New function prototype.
6660 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
6661 unreachable function to ease macroization of insn patterns.
6663 2008-03-21 Martin Jambor <mjambor@suse.cz>
6665 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
6666 reference dumps if ddr is NULL or dependence is unknown.
6668 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6670 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
6671 unsigned extension into account.
6672 (ATOMIC_COMPARE_AND_SWAP): Likewise.
6673 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
6674 Do computations on a scratch register.
6676 2008-03-21 Richard Guenther <rguenther@suse.de>
6678 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
6679 Use is_gimple_min_invariant instead of TREE_INVARIANT.
6680 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
6681 * tree-ssa-dom.c (record_equality): Likewise.
6682 * tree-inline.c (copy_body_r): Likewise.
6683 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
6686 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6688 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
6689 as 'delete_unused' argument.
6691 2008-03-20 Richard Guenther <rguenther@suse.de>
6693 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
6694 special casing of constant qualifiers.
6695 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
6696 care about them in general.
6697 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
6698 regardless of their type.
6699 (fold_stmt_r): Forcefully fold *& if we end up with that.
6701 2008-03-20 Paul Brook <paul@codesourcery.com>
6703 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
6704 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
6706 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
6708 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
6709 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
6711 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
6713 * common.opt (Wmudflap): New option.
6714 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
6715 (mx_register_decls): Likewise.
6716 (mudflap_finish_file): Likewise.
6717 * doc/invoke.texi: Document -Wno-mudflap.
6719 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
6721 * c-format.c (replace_format_name_to_system_name): New.
6723 (convert_format_name_to_system_name): New.
6724 (decode_format_attr): Add use of convert_format_name_to_system_name.
6725 (format_types_orig): Add gnu_ prefix to names.
6726 (check_format_info_main): Special treating of \0 escaped names for
6727 supporting multi-character format specifiers as I32, I64.
6728 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
6729 (gnu_target_overrides_format_attributes): New.
6730 * c-format.h: Add structure target_ovr_attr to hold
6731 system specific formatter names.
6732 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
6733 msformat-c.o file to c_target_objs and cxx_target_objs.
6734 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6735 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
6736 (TARGET_N_FORMAT_TYPES): New.
6737 * config/i386/msformat-c.c: New.
6738 * config/i386/t-cygming: Add build rule for msformat-c.o.
6739 * doc/extend.texi: Add new format names gnu_* and ms_* and
6741 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6743 2008-03-20 Ira Rosen <irar@il.ibm.com>
6745 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
6746 optimizations turned on under -O3.
6747 (ftree-vectorize): Add that the flag is turned on with -O3.
6749 2008-03-20 Ben Elliston <bje@au.ibm.com>
6751 * regmove.c (try_auto_increment): Fix spelling error in comment.
6752 * final.c (final_scan_insn): Likewise.
6754 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
6757 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
6758 allocator preferences for "y" and "r" class registers.
6759 ("*mov<mode>_internal"): Ditto.
6760 ("*movv2sf_internal_rex64"): Ditto.
6761 ("*movv2sf_internal"): Ditto.
6763 2008-03-19 Michael Matz <matz@suse.de>
6766 * calls.c (expand_call): Check overlap of arguments with call
6767 address for sibcalls.
6769 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6772 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6773 of the underlying type of a MS bitfield layout to the natural
6774 alignment of the type.
6776 2008-03-19 Jan Hubicka <jh@suse.cz>
6779 * toplev.c (decode_d_option): Handle all CPP flags.
6780 * tree-vrp.c: Update tree_pass descriptors.
6781 * regrename.c: Update tree_pass descriptors.
6782 * fwprop.c: Update tree_pass descriptors.
6783 * doc/invoke.texi: Remove documentation of dropped -d? flags.
6784 * tree-into-ssa.c: Update tree_pass descriptors.
6785 * tree-dump.c: Update tree_pass descriptors.
6786 * tree-complex.c: Update tree_pass descriptors.
6787 * tree-dump.h: Update tree_pass descriptors.
6788 * see.c: Update tree_pass descriptors.
6789 * cgraphbuild.c: Update tree_pass descriptors.
6790 * tracer.c: Update tree_pass descriptors.
6791 * tree-loop-distribution.c: Update tree_pass descriptors.
6792 * cgraph.c: Update tree_pass descriptors.
6793 * postreload-gcse.c: Update tree_pass descriptors.
6794 * postreload.c: Update tree_pass descriptors.
6795 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
6796 * tree-tailcall.c: Update tree_pass descriptors.
6797 * tree-pass.h (tree_opt_pass): Rename to ...
6798 (opt_pass) ... this one; add "type" field and remove letter field.
6799 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
6800 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
6801 all_lowering_passes): Update declaration.
6802 * ipa-cp.c: Update tree_pass descriptors.
6803 * final.c: Update tree_pass descriptors.
6804 * omp-low.c: Update tree_pass descriptors.
6805 * tree-ssa-dse.c: Update tree_pass descriptors.
6806 * ipa-reference.c: Update tree_pass descriptors.
6807 * tree-ssa-uncprop.c: Update tree_pass descriptors.
6808 * auto-inc-dec.c: Update tree_pass descriptors.
6809 * reorg.c: Update tree_pass descriptors.
6810 * cgraphunit.c: Update tree_pass descriptors.
6811 * tree-ssa-copyrename.c: Update tree_pass descriptors.
6812 * tree-ssa-ccp.c: Update tree_pass descriptors.
6813 * df-core.c: Update tree_pass descriptors.
6814 * mode-switching.c: Update tree_pass descriptors.
6815 * tree-nomudflap.c: Update tree_pass descriptors.
6816 * modulo-sched.c: Update tree_pass descriptors.
6817 * ipa-pure-const.c: Update tree_pass descriptors.
6818 * cse.c: Update tree_pass descriptors.
6819 * web.c: Update tree_pass descriptors.
6820 * tree-stdarg.c: Update tree_pass descriptors.
6821 * tree-ssa-math-opts.c: Update tree_pass descriptors.
6822 * tree-ssa-dom.c: Update tree_pass descriptors.
6823 * tree-nrv.c: Update tree_pass descriptors.
6824 * tree-ssa-alias.c: Update tree_pass descriptors.
6825 * loop-init.c: Update tree_pass descriptors.
6826 * gimple-low.c: Update tree_pass descriptors.
6827 * ipa-inline.c: Update tree_pass descriptors.
6828 * tree-ssa-sink.c: Update tree_pass descriptors.
6829 * global.c: Update tree_pass descriptors.
6830 * ifcvt.c: Update tree_pass descriptors.
6831 * jump.c: Update tree_pass descriptors.
6832 * predict.c: Update tree_pass descriptors.
6833 * tree-ssa-loop.c: Update tree_pass descriptors.
6834 * recog.c: Update tree_pass descriptors.
6835 * dse.c: Update tree_pass descriptors.
6836 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
6837 * tree-eh.c: Update tree_pass descriptors.
6838 * regmove.c: Update tree_pass descriptors.
6840 * function.c: Update tree_pass descriptors.
6841 * tree-vectorizer.c: Update tree_pass descriptors.
6842 * gcse.c: Update tree_pass descriptors.
6843 * ipa-type-escape.c: Update tree_pass descriptors.
6844 * tree-if-conv.c: Update tree_pass descriptors.
6845 * init-regs.c: Update tree_pass descriptors.
6846 * ipa.c: Update tree_pass descriptors.
6847 * tree-ssa-phiopt.c: Update tree_pass descriptors.
6848 * rtl-factoring.c: Update tree_pass descriptors.
6849 * lower-subreg.c: Update tree_pass descriptors.
6850 * bt-load.c: Update tree_pass descriptors.
6851 * tree-dfa.c: Update tree_pass descriptors.
6852 * except.c: Update tree_pass descriptors.
6853 * emit-rtl.c: Update tree_pass descriptors.
6854 * cfgexpand.c: Update tree_pass descriptors.
6855 * tree-cfgcleanup.c: Update tree_pass descriptors.
6856 * cfgcleanup.c: Update tree_pass descriptors.
6857 * tree-ssa-pre.c: Update tree_pass descriptors.
6858 * tree-sra.c: Update tree_pass descriptors.
6859 * tree-mudflap.c: Update tree_pass descriptors.
6860 * tree-ssa-copy.c: Update tree_pass descriptors.
6861 * cfglayout.c: Update tree_pass descriptors.
6862 * tree-ssa-forwprop.c: Update tree_pass descriptors.
6863 * tree-ssa-dce.c: Update tree_pass descriptors.
6864 * tree-ssa.c: Update tree_pass descriptors.
6865 * regclass.c: Update tree_pass descriptors.
6866 * integrate.c: Update tree_pass descriptors.
6867 * tree-optimize.c: Update tree_pass descriptors.
6868 * tree-ssa-phiprop.c: Update tree_pass descriptors.
6869 * tree-object-size.c: Update tree_pass descriptors.
6870 * combine.c: Update tree_pass descriptors.
6871 * tree-outof-ssa.c: Update tree_pass descriptors.
6872 * bb-reorder.c: Update tree_pass descriptors.
6873 * stack-ptr-mod.c: Update tree_pass descriptors.
6874 * var-tracking.c: Update tree_pass descriptors.
6875 * tree-profile.c: Update tree_pass descriptors.
6876 * tree-vect-generic.c: Update tree_pass descriptors.
6877 * reg-stack.c: Update tree_pass descriptors.
6878 * sched-rgn.c: Update tree_pass descriptors.
6879 * tree-ssa-structalias.c: Update tree_pass descriptors.
6880 * tree-cfg.c: Update tree_pass descriptors.
6881 * passes.c (current_pass): Update declaration.
6882 (finish_optimization_passes): Update.
6883 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
6884 (register_one_dump_file, register_dump_files_1, next_pass_1):
6886 (init_optimization_passes): Update handling of new types.
6887 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
6888 * ipa-struct-reorg.c: Update tree_pass descriptors.
6889 * tree-ssa-reassoc.c: Update tree_pass descriptors.
6890 * combine-stack-adj.c: Update tree_pass descriptors.
6891 * cfgrtl.c: Update tree_pass descriptors.
6892 * dce.c: Update tree_pass descriptors.
6893 * tree-ssanames.c: Update tree_pass descriptors.
6895 2008-03-19 Richard Guenther <rguenther@suse.de>
6898 * tree-ssa.c (walk_data): New structure.
6899 (warn_uninitialized_var): If not always_executed warn with "maybe"
6901 (execute_early_warn_uninitialized): Compute post-dominators.
6902 Initialize always_executed before processing each basic block.
6904 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6907 * config/i386/i386.c (x86_this_parameter): Calculate correct location
6908 of "this" pointer when "regparm = N" or "fastcall" is in effect.
6910 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6912 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
6914 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
6916 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
6918 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
6919 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
6920 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
6921 target after ignore has been set, and move there also the commputation
6922 of subtarget and original_target.
6923 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
6924 (LANG_HOOKS_INITIALIZER): Remove it.
6925 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
6927 2008-03-18 Richard Guenther <rguenther@suse.de>
6929 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
6930 found an expression with constants, note that in the VN for the lhs.
6931 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
6932 fold them to constants if possible. Run cleanup_cfg if done so.
6933 (execute_pre): Return todo.
6935 (execute_fre): Likewise.
6936 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
6938 (get_prop_source_stmt): Look through pointer conversions.
6940 2008-03-18 Jan Hubicka <jh@suse.cz>
6942 * tree-pretty-print.c: Include predict.h.
6943 (dump_generic_node): Dump predictor.
6944 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
6945 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
6946 * gimple-low.c (lower_stmt): Likewise.
6947 * expr.c (expand_expr_real): Likewise.
6948 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
6950 (build_predict_expr, build_predict_expr): New.
6951 * predict.h (predictor_name, build_predict_expr): Update.
6952 * c-typeck.c (c_finish_bc_stmt): Add prediction.
6953 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
6954 * predict.def (PRED_CONTINUE): Update hitrate.
6955 * tree.def (PREDICT_EXPR): Define.
6956 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
6957 do not handle BIND_EXPR.
6958 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
6959 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
6960 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
6963 2008-03-18 Michael Matz <matz@suse.de>
6965 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
6967 2008-03-18 Richard Guenther <rguenther@suse.de>
6969 * tree-gimple.h (is_gimple_invariant_address): Declare.
6970 (is_gimple_constant): Likewise.
6971 * tree-gimple.c (is_gimple_constant): New function.
6972 (is_gimple_invariant_address): Likewise.
6973 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
6974 and is_gimple_invariant_address.
6975 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
6977 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
6978 an addressable base.
6980 2008-03-18 Jakub Jelinek <jakub@redhat.com>
6983 * gimplify.c (gimplify_expr): Gimplify second operand of
6986 2008-03-17 Richard Guenther <rguenther@suse.de>
6988 PR tree-optimization/19637
6989 * fold-const.c (fold_unary): Remove restrictions of removing
6990 intermediate pointer-conversions (P2)(P1)P0.
6991 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
6992 conversion to void pointer.
6993 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
6995 2008-03-16 James E. Wilson <wilson@tuliptree.org>
6998 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
6999 emulated thread local variables.
7001 2008-03-16 Richard Guenther <rguenther@suse.de>
7004 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
7005 expand TREE_INVARIANT operations that are not gimple invariant.
7007 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
7009 * doc/extend.texi (Alignment): Say that the ABI controls
7010 the __alignof__ for non-strict-alignment targets rather
7011 than being a recommendation.
7013 2008-03-15 Paul Brook <paul@codesourcery.com>
7015 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
7017 (arm_output_fn_unwind): Mark functions that can not be unwound.
7019 2008-03-15 Paul Brook <paul@codesourcery.com>
7021 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
7022 extension instructions.
7024 2008-03-15 Richard Guenther <rguenther@suse.de>
7026 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
7027 and fold constant aggregate refs.
7028 (fold_const_aggregate_ref): Handle string constants
7029 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
7030 (evaluate_stmt): Simplify now that ccp_fold folds constant
7033 2008-03-15 Paul Brook <paul@codesourcery.com>
7035 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
7036 (extzv): Use gen_extzv_t2.
7037 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
7039 2008-03-15 Richard Guenther <rguenther@suse.de>
7041 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
7042 (fold_const_aggregate_ref): Likewise.
7043 (get_value): Return NULL if we don't have any values.
7044 (ccp_finalize): Set const_val to NULL after freeing it.
7045 * tree-flow.h (get_symbol_constant_value): Declare.
7046 (fold_const_aggregate_ref): Likewise.
7047 * tree-ssa-sccvn.c (try_to_simplify): Use them.
7049 2008-03-15 Richard Guenther <rguenther@suse.de>
7052 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
7053 to not produce negative array indices if not allowed. Add
7054 parameter to indicate that.
7055 (maybe_fold_offset_to_component_ref): Allow negative array
7056 indices only for the first member of a structure.
7057 (maybe_fold_offset_to_reference): Allow negative array indices.
7058 (maybe_fold_stmt_addition): Likewise.
7060 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
7061 Anatoly Sokolov <aesok@post.ru>
7063 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
7064 (avr_arch): Add ARCH_AVR6.
7065 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
7066 (initial_elimination_offset): Initialize and use 'avr_pc_size'
7067 instead of fixed value 2.
7068 (print_operand_address): Use gs() asm specifier instead of pm().
7069 (avr_assemble_integer): (Ditto.).
7070 (avr_output_addr_vec_elt): (Ditto.).
7071 (print_operand): Handle "!" code.
7072 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
7073 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
7074 (AVR_HAVE_EIJMP_EICALL): Define.
7075 (AVR_3_BYTE_PC): Redefine.
7076 (AVR_2_BYTE_PC): (Ditto.).
7077 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
7078 (LINK_SPEC): Add atmega2560 and atmega2561.
7079 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
7081 * config/avr/avr.md (call_insn): Use eicall instead of icall
7082 for 3 byte PC devices.
7083 (call_value_insn): (Ditto.).
7084 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
7085 (indirect_jump): Use only for for 2 byte PC devices.
7086 (*tablejump): (Ditto.).
7087 (*indirect_jump_avr6): Add insn.
7088 (*tablejump_rjmp): Don't use for 3 byte PC devices.
7089 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
7090 instead of ijmp for 3 byte PC devices.
7091 (__tablejump2__): (Ditto.).
7092 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
7093 (MULITLIB_DIRNAMES): (Ditto.).
7094 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
7096 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
7098 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
7099 "sse2_umulsidi3". Use V1DI mode for operand 0.
7100 ("mmx_psadbw"): Use V1DI mode for operand 0.
7101 * config/i386/i386-modes.def (V1SI): New vector mode.
7102 * config/i386/i386.c (struct builtin_description)
7103 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
7104 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
7105 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
7106 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
7107 v1di_ftype_v8qi_v8qi type.
7108 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
7110 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
7111 __builtin_ia32_pmuludq]: Fix the mode of return value.
7113 2008-03-15 Richard Guenther <rguenther@suse.de>
7116 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
7119 2008-03-14 Bob Wilson <bob.wilson@acm.org>
7121 * doc/invoke.texi (Option Summary, Xtensa Options): Document
7122 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
7123 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
7124 unless TARGET_SERIALIZE_VOLATILE is enabled.
7125 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
7126 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
7127 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
7129 2008-03-14 Richard Guenther <rguenther@suse.de>
7131 PR tree-optimization/34172
7132 * tree-flow.h (refs_may_alias_p): Declare.
7133 (get_single_def_stmt): Likewise.
7134 (get_single_def_stmt_from_phi): Likewise.
7135 (get_single_def_stmt_with_phi): Likewise.
7136 * tree-dfa.c (refs_may_alias_p): New function.
7137 (get_single_def_stmt): Likewise.
7138 (get_single_def_stmt_from_phi): Likewise.
7139 (get_single_def_stmt_with_phi): Likewise.
7140 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
7141 (vn_reference_lookup_1): New helper function.
7142 (vn_reference_lookup): Walk the virtual use-def chain to
7143 continue searching for a match if the def does not alias the
7144 reference we are looking for.
7146 2008-03-14 David Edelsohn <edelsohn@gnu.org>
7148 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
7149 archive and Perzl. Update The Written Word listing.
7151 2008-03-14 Richard Guenther <rguenther@suse.de>
7153 PR tree-optimization/34043
7154 PR tree-optimization/33989
7155 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
7157 (bitmap_find_leader): Use extra argument to verify dominance
7158 relationship inside a basic-block.
7159 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
7160 (find_leader_in_sets): Adjust.
7161 (create_component_ref_by_pieces): Take extra argument for
7162 dominance check, handle lookup failures.
7163 (find_or_generate_expression): Likewise.
7164 (create_expression_by_pieces): Likewise.
7165 (insert_into_preds_of_block): Adjust.
7166 (create_value_expr_from): If asked for, verify all operands
7167 are in the blocks AVAIL_OUT set.
7168 (make_values_for_stmt): Check for SSA_NAMEs that are life
7169 over an abnormal edge.
7170 (compute_avail): Remove such check.
7171 (do_SCCVN_insertion): New function.
7172 (eliminate): If we do not find a leader suitable for replacement
7173 insert a replacement expression from SCCVN if available.
7174 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
7175 (struct vn_ssa_aux): Add needs_insertion flag.
7176 * tree-ssa-sccvn.c (may_insert): New global flag.
7177 (copy_reference_ops_from_ref): Value-number union member access
7178 based on its size, not type and member if insertion is allowed.
7179 (visit_reference_op_load): For a weak match from union type
7180 punning lookup a view-converted value and insert a SSA_NAME
7181 for that value if that is not found.
7182 (visit_use): Make dumps shorter. Do not disallow value numbering
7183 SSA_NAMEs that are life over an abnormal edge to constants.
7184 (free_scc_vn): Release inserted SSA_NAMEs.
7185 (run_scc_vn): New flag to specify whether insertion is allowed.
7186 Process SSA_NAMEs in forward order.
7187 * tree-ssa-loop-im.c (for_each_index): Handle invariant
7188 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
7189 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
7190 pointer type to/from integral types that do not change the
7191 precision to regular conversions.
7193 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7195 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7196 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7197 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
7198 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
7199 input arguments and the mode of return value. Built-in functions
7200 that operate on whole 64-bit MMX register now use V1DI mode.
7202 2008-03-13 Alon Dayan <alond@il.ibm.com>
7203 Olga Golovanevsky <olga@il.ibm.com>
7205 PR tree-optimization/35041
7206 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
7207 to locate the right position in a statement.
7209 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7213 * config/i386/xmmintrin.h: Change all static inline functions to
7214 extern inline and add __gnu_inline__ attribute.
7215 * config/i386/bmintrin.h: Ditto.
7216 * config/i386/smmintrin.h: Ditto.
7217 * config/i386/tmmintrin.h: Ditto.
7218 * config/i386/mmintrin-common.h: Ditto.
7219 * config/i386/ammintrin.h: Ditto.
7220 * config/i386/emmintrin.h: Ditto.
7221 * config/i386/pmmintrin.h: Ditto.
7222 * config/i386/mmintrin.h: Ditto.
7223 * config/i386/mm3dnow.h: Ditto.
7225 2008-03-13 Jakub Jelinek <jakub@redhat.com>
7228 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
7229 (lower_omp_2): New function.
7230 (lower_omp_1, lower_omp): Rewritten.
7232 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
7235 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
7236 with the phrase "Microsoft Windows compilers".
7237 (Push/Pop Macro Pragmas): New subsection. Document
7238 #pragma push_macro and pragma pop_macro.
7240 2008-03-12 Paul Brook <paul@codesourcery.com>
7242 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
7244 2008-03-12 Paul Brook <paul@codesourcery.com>
7246 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
7247 (thumb2_alusi3_short): Exclude PLUS and MINUS.
7248 (thumb2_addsi_shortim): Rename ...
7249 (thumb2_addsi_short): ... to this. Allow register operands.
7250 (thumb2_subsi_short): New pattern.
7251 (thumb2_one_cmplsi2_short,
7252 thumb2_negsi2_short): New patterns and peepholes.
7254 2008-03-12 Paul Brook <paul@codesourcery.com>
7256 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
7258 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
7260 * config/i386/i386.md (int_cond): New code iterator.
7262 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
7263 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
7264 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
7265 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
7266 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
7267 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
7268 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
7269 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
7271 2008-03-12 Paul Brook <paul@codesourcery.com>
7273 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
7274 instead of {arm,thumb}_compute_save_reg_mask.
7275 (output_return_instruction): Ditto.
7276 (thumb_unexpanded_epilogue): Ditto.
7277 (thumb1_expand_prologue): Ditto.
7278 (thumb1_output_function_prologue): Ditto.
7279 (arm_set_return_address): Ditto.
7280 (thumb_set_return_address): Ditto.
7281 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
7282 regs to achieve stack alignment.
7283 (thumb1_compute_save_reg_mask): Fix compiler warning.
7284 (arm_output_epilogue): Use offsets->saved_regs_mask.
7285 Adjust stack pointer by poping call clobered registers.
7286 (arm_expand_prologue): Use offsets->saved_regs_mask.
7287 Adjust stack pointer by pushing extra registers.
7288 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
7290 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
7293 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
7294 conversion to the operands of a multiplication.
7296 2008-03-12 Richard Guenther <rguenther@suse.de>
7298 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
7299 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
7300 * timevar.def (TV_TREE_PHIPROP): Add.
7301 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
7302 pass description. Use TV_TREE_PHIPROP.
7303 * tree-ssa-forwprop.c: Remove phiprop code.
7305 2008-03-12 Jakub Jelinek <jakub@redhat.com>
7308 * omp-low.c (maybe_lookup_decl): Constify first argument.
7309 (use_pointer_for_field): Change last argument from bool to
7310 omp_context *. Disallow shared copy-in/out in nested
7311 parallel if decl is shared in outer parallel too.
7312 (build_outer_var_ref, scan_sharing_clauses,
7313 lower_rec_input_clauses, lower_copyprivate_clauses,
7314 lower_send_clauses, lower_send_shared_vars): Adjust callers.
7316 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
7317 Ira Rosen <irar@il.ibm.com>
7319 * tree-vectorizer.c (free_stmt_vec_info): New function.
7320 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
7321 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
7322 * tree-vectorizer.h (free_stmt_vec_info): Declare.
7323 * tree-vect-transform.c (vectorizable_conversion): Free
7324 vec_oprnds0 if it was allocated.
7325 (vect_permute_store_chain): Remove unused VECs.
7326 (vectorizable_store): Free VECs that are allocated in the..
7328 (vect_transform_strided_load, vectorizable_load): Likewise.
7329 (vect_remove_stores): Simplify the code.
7330 (vect_transform_loop): Move code to vect_remove_stores().
7331 Call vect_remove_stores() and free_stmt_vec_info().
7333 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7335 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
7336 TARGET_HPUX. Revise comment.
7337 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
7338 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
7339 Use sr4 variant of `be' instruction when not generating PIC code.
7340 (attr_length_call): Adjust for above change.
7342 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7344 * ipa-reference.c (static_execute): Remove module_statics_const and
7345 associated setting code.
7347 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7350 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
7351 predicate for operand 1.
7352 (paritysi2_cmp): Use register_operand predicate for operand 2.
7353 Use earlyclobber modifier for operand 1. Remove support for
7355 (paritydi2_cmp): Use register_operand predicate for operand 3.
7356 Use earlyclobber modifier for operand 1. Remove support for
7359 2008-03-11 Paul Brook <paul@codesourcery.com>
7360 Vladimir Prus <vladimir@codesourcery.com>
7362 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
7363 (arm_compute_save_reg0_reg12_mask): Always
7364 check if register 11 must be saved. Always safe hard frame pointer
7365 when frame_pointer_needeed.
7366 (arm_compute_save_reg_mask): Save IP and PC
7367 only with apcs frames.
7368 (arm_output_epilogue): Adjust Thumb2 codepath to
7369 be also invoked and work for ARM non-apcs frames.
7370 (arm_expand_prologue): Don't bother saving IP
7371 for non-apcs frame, since it's not clobbered by
7372 prologue code. Implement non-apcs frame
7375 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7377 PR rtl-optimization/35281
7378 * expr.c (convert_move): Use a new pseudo for the intermediate
7379 from_mode->word_mode result.
7381 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7383 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
7384 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
7385 * toplev.c (compile_file): Don't call it.
7387 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7390 * expr.c (store_expr): Call emit_block_move if the mode
7391 of "temp" RTX is BLKmode.
7393 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7394 Richard Guenther <rguenther@suse.de>
7396 PR tree-optimization/31358
7397 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
7398 the step with a NULL_TREE.
7399 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
7400 to sizetype if type is a pointer type.
7401 (add_candidate_1): Don't convert the base and step to
7402 the generic type if the orginal type is a pointer type.
7403 (add_iv_value_candidates): Use sizetype for the step
7404 if type is a pointer type.
7405 (cand_value_at): Likewise.
7406 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7408 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
7409 Don't convert the tem affine to the type.
7410 (add_elt_to_tree): Use sizetype for the step if a pointer.
7411 Use POINTER_PLUS_EXPR for pointers.
7412 (aff_combination_to_tree): Use sizetype for the step if a
7415 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
7417 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
7418 Remove commutativity hint.
7420 2008-03-10 Jakub Jelinek <jakub@redhat.com>
7424 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
7425 errorneous type. Check that v is a VAR_DECL.
7428 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
7430 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
7432 PR tree-optimization/35494
7433 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
7434 may be overriden at link and run time.
7436 2008-03-10 Richard Guenther <rguenther@suse.de>
7438 PR tree-optimization/34677
7439 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
7440 (poolify_tree): Likewise.
7441 (modify_expr_template): Likewise.
7442 (poolify_modify_stmt): Likewise.
7443 (insert_fake_stores): Handle all component-ref style stores
7444 in addition to INDIRECT_REF. Also handle complex types.
7445 Do not poolify the inserted load.
7446 (realify_fake_stores): Do not rebuild the tree but only
7447 make it a SSA_NAME copy.
7448 (init_pre): Remove initialzation of modify_expr_template.
7449 Do not allocate modify_expr_node_pool.
7450 (fini_pre): Do not free modify_expr_node_pool.
7452 2008-03-10 Paul Brook <paul@codesourcery.com>
7454 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
7457 2008-03-10 Paul Brook <paul@codesourcery.com>
7458 Mark Shinwell <shinwell@codesourcery.com>
7460 * config/arm/cortex-r4.md: New.
7461 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
7463 * config/arm/arm.md: Include cortex-r4.md.
7464 (insn): Add smmls, sdiv and udiv values.
7465 (generic_sched): Don't use generic scheduling for Cortex-R4.
7466 (arm_issue_rate): New function.
7467 (TARGET_SCHED_ISSUE_RATE): Define.
7469 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
7471 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
7473 2008-03-10 Richard Guenther <rguenther@suse.de>
7475 * tree-ssa-pre.c (get_sccvn_value): Simplify.
7476 (compute_avail): Do not add stmt uses to AVAIL_OUT.
7478 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
7480 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
7481 Set default to true.
7483 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7485 * c.opt (Wsynth): Deprecate.
7486 * doc/invoke.texi (Option Summary, Warning Options): Document
7487 -Wno-format-contains-nul.
7489 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
7492 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
7493 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
7495 2008-03-09 Ira Rosen <irar@il.ibm.com>
7497 * config/rs6000/rs6000.c (builtin_description): Rename vector
7498 left shift operations.
7499 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
7500 (altivec_vsl<VI_char>): Rename to ...
7501 (ashl<mode>3): ... new name.
7502 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
7504 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
7506 2008-03-08 Richard Guenther <rguenther@suse.de>
7508 * coverage.h (tree_coverage_counter_addr): Declare.
7509 * coverage.c (tree_coverage_counter_addr): New function.
7510 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
7512 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
7513 (tree_gen_one_value_profiler): Likewise.
7514 (tree_gen_ic_profiler): Likewise.
7515 (tree_gen_average_profiler): Likewise.
7516 (tree_gen_ior_profiler): Likewise.
7518 2008-03-08 Richard Guenther <rguenther@suse.de>
7520 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
7521 (vn_binary_op_insert): Likewise.
7522 (vn_unary_op_lookup): Likewise.
7523 (vn_unary_op_insert): Likewise.
7524 (vn_nary_op_lookup): Declare.
7525 (vn_nary_op_insert): Likewise.
7526 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
7527 and binary hashes, use a single obstack for unary_op_pool
7529 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
7530 a single struct vn_nary_op_s. Store tree code length and
7531 a variable number of operands.
7532 (struct vn_reference_op_struct): Remove unused op2.
7533 (vn_reference_op_eq): Do not compare op2.
7534 (vn_reference_op_compute_hash): Do not compute hash of op2.
7535 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
7536 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
7537 with vn_nary_op_compute_hash.
7538 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
7539 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
7541 (vn_unary_op_insert, vn_binary_op_insert): Replace with
7543 (visit_unary_op): Call nary functions.
7544 (visit_binary_op): Likewise.
7545 (process_scc): Adjust for struct vn_tables_s changes.
7546 (allocate_vn_table): Likewise.
7547 (free_vn_table): Likewise.
7548 * tree-vn.c (vn_add): Call nary functions.
7549 (vn_lookup): Likewise.
7551 2008-03-08 Jakub Jelinek <jakub@redhat.com>
7554 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
7555 wdst back after sync_compare_and_swapqhi_internal.
7557 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
7560 * config/i386/i386-modes.def (V1DI): New vector mode.
7561 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
7562 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
7563 (MMXMODE248): Ditto.
7564 (MMXMODE): Add V1DI mode.
7565 (mmxvecsize): Change DI mode to V1DI mode.
7566 ("mov<mode>): Use MMXMODEI8 mode iterator.
7567 ("*mov<mode>_internal_rex64"): Ditto.
7568 ("*mov<mode>_internal"): Ditto.
7569 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
7570 ("mmx_sub<mode>3"): Ditto.
7571 ("mmx_adddi3"): Remove insn pattern.
7572 ("mmx_subdi3"): Ditto.
7573 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
7574 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
7575 ("mmx_ashl<mode>3"): Ditto.
7576 ("mmx_lshrdi3"): Remove insn pattern.
7577 ("mmx_ashldi3"): Ditto.
7578 * config/i386/i386.c (classify_argument): Handle V1DImode.
7579 (function_arg_advance_32): Ditto.
7580 (function_arg_32): Ditto.
7581 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
7582 mmx_addv1di3 insn pattern.
7583 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
7584 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
7585 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
7586 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
7587 Remove definitions of built-in functions.
7588 (V1DI_type_node): New node.
7589 (v1di_ftype_v1di_int): Ditto.
7590 (v1di_ftype_v1di_v1di): Ditto.
7591 (v2si_ftype_v2si_si): Ditto.
7592 (v4hi_ftype_v4hi_di): Remove node.
7593 (v2si_ftype_v2si_di): Ditto.
7594 (ix86_init_mmx_sse_builtins): Handle V1DImode.
7595 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
7596 Redefine builtins using def_builtin_const with *_ftype_*_int node.
7597 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
7598 Add new builtins using def_builtin_const.
7599 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
7600 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
7601 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
7602 * config/i386/mmintrin.h (__v1di): New typedef.
7603 (_mm_add_si64): Cast arguments to __v1di type.
7604 (_mm_sub_si64): Ditto.
7605 (_mm_sll_pi16): Cast __count to __v4hi type.
7606 (_mm_sll_pi32): Cast __count to __v2si type.
7607 (_mm_sll_si64): Cast arguments to __v1di type.
7608 (_mm_srl_pi16): Cast __count to __v4hi type.
7609 (_mm_srl_pi32): Cast __count to __v2si type.
7610 (_mm_srl_si64): Cast arguments to __v1di type.
7611 (_mm_sra_pi16): Cast __count to __v4hi type.
7612 (_mm_sra_pi32): Cast __count to __v2si type.
7613 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
7614 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
7615 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
7616 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
7617 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
7618 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
7619 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
7620 (_mm_srai_pi32): Use __builtin_ia32_psradi.
7621 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
7622 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7623 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7624 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
7626 2008-03-07 Joseph Myers <joseph@codesourcery.com>
7628 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
7630 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
7633 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
7634 reg+const addressing for Altivec modes. Don't generate reg+reg
7635 addressing for TFmode or TDmode quantities.
7637 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
7639 * c-common.c (vector_types_convertible_p): Call langhook
7640 instead of comptypes.
7642 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7645 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
7646 integral and scalar float variables which have a
7649 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
7651 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
7652 dwarf_register_span hook when emitting unwind information for
7653 register-to-memory saves.
7654 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
7655 (rs6000_frame_related): Remove call to spe_synthesize_frame.
7657 2008-03-06 Jakub Jelinek <jakub@redhat.com>
7659 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
7660 for the same VAR_DECL.
7662 2008-03-06 Tom Tromey <tromey@redhat.com>
7665 * doc/standards.texi (Standards): Don't mention treelang.
7666 * doc/invoke.texi (Overall Options): Don't mention treelang.
7667 * doc/install.texi (Prerequisites): Don't mention bison or
7669 (Configuration): Don't mention treelang.
7670 (Building): Likewise.
7671 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
7673 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
7675 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
7676 word-extractions out of a multi-word object.
7678 2008-03-06 Richard Guenther <rguenther@suse.de>
7680 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
7681 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
7682 result type and precision.
7683 * expr.c (get_inner_reference): Set unsignedp based on the result
7684 type of BIT_FIELD_REF.
7685 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
7686 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
7687 (try_instantiate_multiple_fields): Likewise. Use the correct type
7689 (sra_build_assignment): Likewise.
7690 (sra_build_elt_assignment): Likewise.
7691 (sra_explode_bitfield_assignment): Likewise.
7692 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
7693 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
7694 set BIT_FIELD_REF_UNSIGNED.
7695 (vectorizable_load): Likewise.
7697 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
7699 * cse.c (cse_extended_basic_block): Invalidate artificial defs
7702 2008-03-06 Richard Guenther <rguenther@suse.de>
7704 * alias.c (struct alias_set_entry): Move has_zero_child field
7705 to pack with alias_set.
7707 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7709 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7712 2008-03-05 Ian Lance Taylor <iant@google.com>
7714 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
7716 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7718 * fwprop.c (update_df): Support width and offset parameters of
7720 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
7721 global_conflicts): Change DF_REF_EXTRACT to either
7722 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7723 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7724 * df-scan.c (df_ref_record, df_defs_record,
7725 df_ref_create_structure, df_def_record_1, df_uses_record,
7726 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
7727 df_bb_refs_collect, df_entry_block_defs_collect,
7728 df_exit_block_uses_collect): Support new width and offset fields.
7729 (ref_extract_pool): New storage pool.
7730 (df_free_ref): New function.
7731 (df_reg_chain_unlink, df_free_collection_rec,
7732 df_sort_and_compress_refs): Call df_free_ref.
7733 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
7735 (df_ref_create_structure): Allocate df_ref_extract if offset and
7736 width fields are used.
7737 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
7738 (df_uses_record): Get offset and width from ZERO_EXTRACT
7740 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
7741 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7742 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7743 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
7744 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7745 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7746 (df_ref_extract): New structure.
7747 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
7748 (df_ref_create): Add width and offset parameters.
7750 2008-03-05 Richard Guenther <rguenther@suse.de>
7752 * tree-ssa-structalias.c (get_constraint_for_component_ref):
7753 Use ranges_overlap_p.
7754 (offset_overlaps_with_access): Rename
7755 to ranges_overlap_p and move ...
7756 * tree-flow-inline.h (ranges_overlap_p): ... here.
7758 * tree.h (get_inner_reference, handled_component_p): Update
7761 * tree.h (record_component_aliases, get_alias_set,
7762 alias_sets_conflict_p, alias_sets_must_conflict_p,
7763 objects_must_conflict_p): Move declarations ...
7764 * alias.h (record_component_aliases, get_alias_set,
7765 alias_sets_conflict_p, alias_sets_must_conflict_p,
7766 objects_must_conflict_p): ... here.
7767 Include coretypes.h.
7768 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
7770 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
7772 * cfg.c: Include tree-flow.h.
7773 (remove_edge_raw): Call redirect_edge_var_map_clear.
7774 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
7775 * tree-flow-inline.h (redirect_edge_var_map_def): New.
7776 (redirect_edge_var_map_result): New.
7777 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
7778 PENDING_STMT use with redirect_edge_var_map_*.
7779 * tree-ssa.c (edge_var_maps): New definition.
7780 (redirect_edge_var_map_add): New.
7781 (redirect_edge_var_map_clear): New.
7782 (redirect_edge_var_map_dup): New.
7783 (redirect_edge_var_map_vector): New.
7784 (redirect_edge_var_map_destroy): New.
7785 (ssa_redirect_edge): Replace PENDING_STMT use with
7786 redirect_edge_var_map_*.
7787 (flush_pending_stmts): Same.
7788 (delete_tree_ssa): Destroy edge var map.
7789 * tree-flow.h (struct _edge_var_map): New.
7790 Define edge_var_map vector type.
7791 Declare redirect_edge_var_map_* prototypes.
7792 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
7793 * tree-cfg.c (reinstall_phi_args): Replace
7794 PENDING_STMT use with redirect_edge_var_map_*.
7796 2008-03-05 Richard Guenther <rguenther@suse.de>
7798 PR tree-optimization/35472
7799 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
7800 whose single use_stmt has a overlapping set of loaded and
7801 stored symbols as that use_stmt might be a noop assignment then.
7803 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
7805 * gthr-rtems.h: Implement __gthread_mutex_destroy.
7807 2008-03-05 Richard Guenther <rguenther@suse.de>
7810 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
7811 should be constants.
7812 * tree-cfg.c (verify_expr): Verify it.
7813 * fold-const.c (fold_truthop): Remove code generating
7814 BIT_FIELD_REFs of structure bases.
7815 (fold_binary): Likewise.
7816 (fold_ternary): Position and size of BIT_FIELD_REFs are
7817 always host integers.
7818 (make_bit_field_ref): Remove.
7819 (optimize_bit_field_compare): Remove.
7820 (all_ones_mask_p): Remove.
7822 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
7825 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
7826 (split_block_and_df_analyze): New. Split basic block and rebuild
7828 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
7830 (split_pattern_seq): Likewise.
7831 (erase_matching_seqs): Likewise.
7832 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
7834 2008-03-04 Geoff Keating <geoffk@apple.com>
7836 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
7837 declaration and code.
7838 (tree_invalid_nonnegative_warnv_p): Likewise.
7840 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7842 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
7843 examples. Truncate option-names then causing overfull hbox.
7845 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7848 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
7850 * configure: Rebuilt.
7852 2008-03-04 Rafael Espindola <espindola@google.com>
7854 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
7855 (tree_unary_nonnegative_warnv_p): New.
7856 (tree_binary_nonnegative_warnv_p): New.
7857 (tree_single_nonnegative_warnv_p): New.
7858 (tree_invalid_nonnegative_warnv_p): New.
7859 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
7861 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7864 * opts.c (handle_option): Postpone 'unknown option' errors only for
7867 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
7870 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
7873 2008-03-04 Rafael Espindola <espindola@google.com>
7875 * fold-const.c (tree_unary_nonzero_warnv_p): New.
7876 (tree_binary_nonzero_warnv_p): New.
7877 (tree_single_nonzero_warnv_p): New.
7878 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
7880 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
7883 * fold-const.c (fold_cond_expr_with_comparison): Prevent
7884 transformations for modes that have signed zeros.
7885 * ifcvt.c (noce_try_abs): Ditto.
7887 2008-03-04 Joseph Myers <joseph@codesourcery.com>
7889 * config/i386/i386.c (override_options): Force
7890 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
7892 2008-03-04 Jan Hubicka <jh@suse.cz>
7895 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
7898 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7900 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
7901 label to probe the stack.
7903 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7905 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
7906 (__gthr_win32_mutex_destroy): Declare.
7907 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
7908 __gthr_win32_mutex_destroy.
7909 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
7911 2008-03-03 Jan Hubicka <jh@suse.cz>
7914 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
7915 aggressive on inlining cold calls.
7917 2008-03-03 Richard Guenther <rguenther@suse.de>
7919 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
7920 struct copies into the expression table.
7921 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
7922 (try_to_simplify): Likewise.
7923 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
7924 integral and pointer arguments which do not change the
7925 precision to NOP_EXPRs.
7926 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
7927 VIEW_CONVERT_EXPR case.
7929 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
7931 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
7932 defined in a loop at depth 0 is invariant.
7933 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7934 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
7935 be called at loop depth 0.
7937 2008-03-02 Jakub Jelinek <jakub@redhat.com>
7940 * gcc.c (process_command): Update copyright notice dates.
7941 * gcov.c (print_version): Likewise.
7942 * gcov-dump.c (print_version): Likewise.
7943 * mips-tfile.c (main): Likewise.
7944 * mips-tdump.c (main): Likewise.
7946 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7949 * c-common.c (flag_permissive): Delete.
7950 (constant_expression_warnings): Check flags first.
7951 (constant_expression_error): New.
7952 * c-common.h (flag_permissive): Delete.
7953 (constant_expression_error): Declare.
7954 * flags.h (flag_permissive): Declare. Update description.
7955 * diagnostic.c (pedwarn): Update.
7957 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
7958 (permissive_error_kind): New.
7959 * toplev.c (flag_permissive): Define. Update description.
7960 * toplev.h (permissive_error_kind): Declare.
7961 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
7962 (pedwarn_c90): Use pedantic_warning_kind.
7963 * c-opts.c (c_common_post_options): flag_permissive does not affect
7964 flag_pedantic_errors.
7966 2008-03-02 Joseph Myers <joseph@codesourcery.com>
7968 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
7969 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
7970 __absvsi2, __absvDI2): Use unsigned arithmetic.
7972 2008-03-02 Andi Kleen <ak@suse.de>
7973 Richard Guenther <rguenther@suse.de>
7975 * struct-equiv.c: Remove file.
7976 * cfg_cleanup.c (condjump_equiv_p): Remove.
7977 * Makefile.in (OBJS-common): Remove struct-equiv.o.
7978 (struct-equiv.o): Remove rule.
7979 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
7980 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
7981 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
7983 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7985 * ifcvt.c (noce_process_if_block): Try to handle only the then
7986 block if the else block exists but isn't suitable.
7988 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7991 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
7992 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
7993 regression from previous patch.
7995 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7998 * gthr.h: Add __gthread_mutex_destroy as a function that must be
8000 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
8001 * gthr-single.h (__gthread_mutex_destroy): Likewise.
8002 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
8003 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
8004 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
8005 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
8006 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
8007 (__gthread_mutex_destroy_function): Rename to
8008 __gthread_mutex_destroy.
8009 * gthr-dce.h (__gthread_mutex_destroy): Call
8010 pthread_mutex_destroy.
8011 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
8012 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
8013 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
8015 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8017 * df-scan.c (df_ref_chain_change_bb): Simplify.
8018 (df_insn_change_bb): Add new_bb argument. Simplify. Call
8019 set_block_for_insn if there's any change.
8020 * df.h ((df_insn_change_bb): Fix prototype.
8021 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
8022 df_insn_change_bb, don't call set_block_for_insn.
8023 * emit-rtl.c (reorder_insns): Likewise.
8024 * haifa-sched.c (move_insn): Likewise.
8026 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8028 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
8030 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8032 * tree-flow-inline.h (next_readonly_imm_use): Return
8033 NULL_USE_OPERAND_P after the end.
8035 2008-03-01 Richard Guenther <rguenther@suse.de>
8037 PR tree-optimization/35411
8038 * tree-sra.c (sra_build_assignment): Split conversion to
8039 final type to a separate statement if we are not assigning
8042 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8044 * fold-const.c (fold_convertible_p): Correct the logic to follow
8045 that in fold_convert().
8047 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
8050 * tree-inline.c (build_duplicate_type): When we make a
8051 duplicate type, make it unique in the canonical types system.
8053 2008-02-29 Tom Tromey <tromey@redhat.com>
8055 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
8056 input_file_stack_history, input_file_stack_restored): Remove.
8057 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8058 * input.h (struct file_stack): Remove.
8059 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8060 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
8062 * diagnostic.h (struct diagnostic_context) <last_module>: Change
8064 (diagnostic_last_module_changed): Add 'map' argument.
8065 (diagnostic_set_last_function): Likewise.
8066 * diagnostic.c (undiagnostic_report_current_module): Iterate using
8067 line map, not input_file_stack.
8068 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
8070 2008-02-29 Paul Brook <paul@codesourcery.com>
8072 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
8074 2008-02-29 Paul Brook <paul@codesourcery.com>
8076 * config/arm/ieee754-df.S (muldf3): Use RET macros.
8078 2008-02-29 Richard Guenther <rguenther@suse.de>
8080 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
8082 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
8083 value for comparing for a store match.
8084 (simplify_unary_expression): Do nothing for SSA_NAMEs.
8085 (try_to_simplify): Do not do a full-blown reference lookup.
8087 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8089 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
8090 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8092 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
8094 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
8096 * tree-loop-linear.c (try_interchange_loops): Compare memory access
8097 strides against cache sizes.
8099 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8101 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
8104 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
8106 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
8107 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
8108 is smaller than the original promoted value.
8109 (simplify_subreg): If OP is a SUBREG, try to preserve its
8110 SUBREG_PROMOTED_VAR_P information.
8112 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
8114 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
8115 (VN_INFO_GET): Allocate new objects on the obstack.
8116 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
8117 for rpo_numbers_temp, for consistency.
8118 (free_scc_vn): Free the obstack.
8120 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
8122 * doc/invoke.texi: Document -ftree-loop-distribution.
8123 * tree-loop-distribution.c: New.
8124 * tree-pass.h (pass_loop_distribution): New.
8125 * graphds.h (struct graph): Add htab_t indices.
8126 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
8127 * tree-vectorizer.c (rename_variables_in_loop): Extern.
8128 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
8129 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
8130 * tree-data-ref.c (debug_data_dependence_relations): New.
8131 (dump_data_dependence_relation): Also print data references.
8132 (free_data_ref): Extern.
8133 (same_access_functions): Moved...
8134 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
8135 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8136 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
8137 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
8138 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
8139 (stmts_from_loop): Skip LABEL_EXPR.
8140 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
8142 (build_rdg): Initialize rdg->indices htab.
8143 (free_rdg, stores_from_loop, ref_base_address,
8144 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
8145 have_similar_memory_accesses_1, ref_base_address_1,
8146 remove_similar_memory_refs): New.
8147 * tree-data-ref.h: Depend on tree-chrec.h.
8148 (debug_data_dependence_relations, free_data_ref): Declared.
8149 (same_access_functions): ... here.
8150 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
8152 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
8153 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
8154 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
8155 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8156 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
8157 rdg_vertex_for_stmt): Declared.
8158 (struct rdg_edge): Add level.
8160 (free_rdg, stores_from_loop, remove_similar_memory_refs,
8161 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
8163 (rdg_has_similar_memory_accesses): New.
8164 * tree-vect-analyze.c: Remove unused static decls.
8165 * lambda.h (dependence_level): New.
8166 * common.opt (ftree-loop-distribution): New.
8167 * tree-flow.h (mark_virtual_ops_in_bb,
8168 slpeel_tree_duplicate_loop_to_edge_cfg,
8169 rename_variables_in_loop): Declared.
8170 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
8171 (OBJS-common): Add tree-loop-distribution.o.
8172 (tree-loop-distribution.o): New rule.
8173 * tree-cfg.c (mark_virtual_ops_in_bb): New.
8174 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
8175 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
8177 2008-02-28 Joseph Myers <joseph@codesourcery.com>
8180 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
8181 other than structures and unions.
8183 2008-02-28 Richard Guenther <rguenther@suse.de>
8186 2008-02-26 Richard Guenther <rguenther@suse.de>
8188 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8189 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8190 (lookup_decl_from_uid): Declare.
8191 (remove_decl_from_map): Likewise.
8192 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8193 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8194 (decl_for_uid_map): New global hashtable mapping DECL_UID
8196 (init_ttree): Allocate it.
8197 (insert_decl_to_uid_decl_map): New helper function.
8198 (make_node_stat): Insert new decls into the map.
8199 (copy_node_stat): Likewise.
8200 (lookup_decl_from_uid): New function.
8201 (remove_decl_from_map): Likewise.
8202 (print_decl_for_uid_map_statistics): New helper.
8203 (dump_tree_statistics): Call it.
8205 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8206 (referenced_var_iterator): Adjust.
8207 (FOR_EACH_REFERENCED_VAR): Adjust.
8208 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8209 (num_referenced_vars): Adjust.
8210 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8211 (first_referenced_var): Remove.
8212 (end_referenced_vars_p): Likewise.
8213 (next_referenced_var): Likewise.
8214 (referenced_var_iterator_set): New helper function.
8215 * tree-dfa.c (referenced_var_lookup): Adjust.
8216 (referenced_var_check_and_insert): Likewise.
8217 (remove_referenced_var): Likewise.
8218 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8219 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8220 (verify_call_clobbering): Likewise.
8221 (verify_memory_partitions): Likewise.
8222 (init_tree_ssa): Allocate bitmap instead of hashtable for
8224 (delete_tree_ssa): Adjust.
8225 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8226 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8227 (compute_tag_properties): Likewise.
8228 (set_initial_properties): Likewise.
8229 (find_partition_for): Likewise.
8230 (update_reference_counts): Likewise.
8231 (dump_may_aliases_for): Likewise.
8232 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8233 (add_call_clobber_ops): Likewise.
8234 (add_call_read_ops): Likewise.
8235 (get_asm_expr_operands): Likewise.
8236 * tree-into-ssa.c (dump_decl_set): Likewise.
8237 (update_ssa): Likewise.
8238 * tree-sra.c (scan_function): Likewise.
8239 (decide_instantiations): Likewise.
8240 (scalarize_parms): Likewise.
8241 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8242 (dsa_named_for): Likewise.
8243 * tree-ssa-structalias.c (update_alias_info): Likewise.
8244 (merge_smts_into): Likewise.
8246 2008-02-27 David Daney <ddaney@avtrex.com>
8249 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
8250 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
8251 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
8252 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
8253 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
8255 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
8258 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
8259 (BUILT_IN_NEXTTOWARD): Remove.
8260 (BUILT_IN_NEXTTOWARDF): Ditto.
8261 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
8262 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
8264 2008-02-27 Tom Tromey <tromey@redhat.com>
8266 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
8267 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
8269 2008-02-27 Jan Beulich <jbeulich@novell.com>
8271 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
8272 update the respective field on newdecl.
8274 2008-02-27 Revital Eres <eres@il.ibm.com>
8276 PR rtl-optimization/34999
8277 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
8278 crossing edges that ends with a call insn.
8279 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
8280 call insn and clear the EDGE_CROSSING flag of the crossing edge
8281 when fixing fallthru edges.
8283 2008-02-27 Richard Guenther <rguenther@suse.de>
8286 * fold-const.c (fold_unary): Return the correct argument,
8287 converted to the result type.
8289 2008-02-27 Richard Guenther <rguenther@suse.de>
8292 * expr.c (expand_expr_real_1): Assert on rotates that operate
8294 * fold-const.c (fold_binary): Use the types precision, not the
8295 bitsize of the mode if folding rotate expressions. Build rotates
8296 only for full modes.
8298 2008-02-27 Jakub Jelinek <jakub@redhat.com>
8300 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
8302 * c-pragma.c (pragma_ns_name): New typedef.
8303 (registered_pp_pragmas): New variable.
8304 (c_pp_lookup_pragma): New function.
8305 (c_register_pragma_1): If flag_preprocess_only, do nothing
8306 for non-expanded pragmas, for expanded ones push pragma's
8307 namespace and name into registered_pp_pragmas vector.
8308 (c_invoke_pragma_handler): Register OpenMP pragmas even when
8309 flag_preprocess_only, don't register GCC pch_preprocess
8310 pragma if flag_preprocess_only.
8311 * c-opts.c (c_common_init): Call init_pragma even if
8312 flag_preprocess_only.
8313 * c-pragma.c (c_pp_lookup_pragma): New prototype.
8314 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
8315 cpp_register_pragma if flag_preprocess_only.
8317 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8320 * c-parser.c (c_parser_translation_unit): Warn for empty
8321 translation unit, not empty source file.
8323 2008-02-26 Paul Brook <paul@codesourcery.com>
8325 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
8326 operand for Thumb-2.
8327 * config/arm/arm.h (reg_class): Add CORE_REGS.
8328 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
8329 (BASE_REG_CLASS): Use CORE_REGS.
8330 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
8331 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
8332 (REGNO_OK_FOR_INDEX_P): Exclude SP.
8333 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
8334 ARM_REGNO_OK_FOR_INDEX_P.
8335 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
8336 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
8337 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
8338 (ldm/stm peepholes): Ditto.
8339 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
8340 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
8341 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
8342 * config/arm/constraints.md: Enable "k" constraint on ARM.
8344 2008-02-27 Ben Elliston <bje@au.ibm.com>
8346 * config/rs6000/rs6000.c: Annotate cache line size field in all
8347 instances of struct processor_costs.
8349 2008-02-26 David Edelsohn <edelsohn@gnu.org>
8351 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
8352 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
8353 jump_bypass): New counters.
8354 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
8355 * dce.c (gate_ud_dce): Same.
8356 (gate_fast_dce): Same.
8357 * dse.c (gate_dse1): New function.
8358 (gate_dse2): New function.
8359 (gate_dse): Merge results of new gate functions.
8360 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
8361 (gate_handle_jump_bypass): Add dbg_cnt.
8362 (gate_handle_gcse): Add dbg_cnt.
8363 * ifcvt.c (gate_handle_if_conversion): Same.
8364 (gate_handle_if_after_combine): Same.
8365 (gate_handle_if_after_reload): Same.
8366 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
8368 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
8370 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
8372 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
8374 2008-02-26 Jason Merrill <jason@redhat.com>
8377 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
8378 alone if it's the naming decl for the type's main variant.
8380 2008-02-26 Tom Tromey <tromey@redhat.com>
8382 * system.h (USE_MAPPED_LOCATION): Poison.
8383 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
8384 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
8385 (make_goto_expr_edges): Likewise.
8386 (remove_bb): Likewise.
8387 (execute_warn_function_return): Likewise.
8388 * basic-block.h (struct edge_def) <goto_locus>: Change type to
8390 * c-common.c (fname_decl): Remove old location code.
8391 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
8393 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
8395 (ASM_INPUT_SOURCE_LOCATION): Likewise.
8396 (gen_rtx_ASM_INPUT): Likewise.
8397 (gen_rtx_ASM_INPUT_loc): Likewise.
8398 (get_rtx_asm_OPERANDS): Remove.
8399 * cfglayout.c (insn_locators_alloc): Remove old location code.
8400 (set_curr_insn_source_location): Likewise.
8401 (curr_insn_locator): Likewise.
8402 * print-tree.c (print_node): Remove old location code.
8403 * tree-mudflap.c (mf_varname_tree): Remove old location code.
8404 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
8405 * cfgexpand.c (expand_gimple_cond_expr): Don't use
8406 location_from_locus.
8407 (construct_exit_block): Remove old location code.
8408 * emit-rtl.c (force_next_line_note): Remove old location code.
8409 * profile.c (branch_prob): Remove old location code.
8410 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
8411 LOC_LINE): Remove old-location variants.
8412 * langhooks.c (lhd_print_error_function): Remove old location
8414 * configure, config.in: Rebuilt.
8415 * configure.ac (--enable-mapped-location): Remove.
8416 * c-decl.c (c_init_decl_processing): Remove old location code.
8417 (finish_function): Likewise.
8418 * recog.c (decode_asm_operands): Remove old location code.
8419 * c-pch.c (c_common_read_pch): Remove old location code.
8420 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
8422 * gimple-low.c (lower_function_body): Remove old location code.
8423 * toplev.c (unknown_location): Remove.
8424 (push_srcloc): Remove old-location variant.
8425 (process_options): Remove old location code.
8426 (lang_dependent_init): Likewise.
8427 * input.h (UNKNOWN_LOCATION): Move definition.
8428 (location_t): Undeprecate.
8429 (source_locus): Remove.
8430 (location_from_locus): Remove.
8431 (struct location_s): Remove.
8432 Remove all old-location code.
8433 (input_line, input_filename): Remove.
8434 * final.c (final_scan_insn): Remove old location code.
8435 * diagnostic.c (diagnostic_build_prefix): Remove
8436 USE_MAPPED_LOCATION test.
8437 * tree.h (gimple_stmt) <locus>: Now a location_t.
8438 (tree_exp) <locus>: Likewise.
8439 (DECL_IS_BUILTIN): Remove old-location variant.
8440 (annotate_with_file_line, annotate_with_locus): Likewise.
8441 (expr_locus, set_expr_locus): Update.
8442 * tree.c (build1_stat): Remove old location code.
8443 (last_annotated_node): Remove.
8444 (annotate_with_file_line): Remove old-location variant.
8445 (annotate_with_locus): Likewise.
8446 (expr_location): Remove old location code.
8447 (set_expr_location): Likewise.
8448 (expr_has_location): Likewise.
8449 (expr_locus): Likewise.
8450 (set_expr_locus): Likewise.
8451 (expr_filename): Don't use location_from_locus.
8452 (expr_lineno): Likewise.
8453 * rtl-error.c (location_for_asm): Remove old location code.
8454 * c-lex.c (cb_line_change): Remove old location code.
8455 (fe_file_change): Likewise.
8456 (cb_def_pragma): Likewise.
8457 (c_lex_with_flags): Likewise.
8458 * gengtype.c (do_typedef): Don't special-case location types.
8459 (define_location_structures): Remove.
8460 (main): Don't call define_location_structures.
8461 * tree-pretty-print.c (dump_implicit_edges): Remove old location
8464 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8467 * builtins.def (BUILT_IN_STDARG_START): Remove.
8468 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
8469 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8470 * tree-inline.c (inline_forbidden_p_1): Likewise.
8472 2008-02-26 Richard Guenther <rguenther@suse.de>
8474 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8475 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8476 (lookup_decl_from_uid): Declare.
8477 (remove_decl_from_map): Likewise.
8478 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8479 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8480 (decl_for_uid_map): New global hashtable mapping DECL_UID
8482 (init_ttree): Allocate it.
8483 (insert_decl_to_uid_decl_map): New helper function.
8484 (make_node_stat): Insert new decls into the map.
8485 (copy_node_stat): Likewise.
8486 (lookup_decl_from_uid): New function.
8487 (remove_decl_from_map): Likewise.
8488 (print_decl_for_uid_map_statistics): New helper.
8489 (dump_tree_statistics): Call it.
8491 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8492 (referenced_var_iterator): Adjust.
8493 (FOR_EACH_REFERENCED_VAR): Adjust.
8494 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8495 (num_referenced_vars): Adjust.
8496 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8497 (first_referenced_var): Remove.
8498 (end_referenced_vars_p): Likewise.
8499 (next_referenced_var): Likewise.
8500 (referenced_var_iterator_set): New helper function.
8501 * tree-dfa.c (referenced_var_lookup): Adjust.
8502 (referenced_var_check_and_insert): Likewise.
8503 (remove_referenced_var): Likewise.
8504 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8505 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8506 (verify_call_clobbering): Likewise.
8507 (verify_memory_partitions): Likewise.
8508 (init_tree_ssa): Allocate bitmap instead of hashtable for
8510 (delete_tree_ssa): Adjust.
8511 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8512 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8513 (compute_tag_properties): Likewise.
8514 (set_initial_properties): Likewise.
8515 (find_partition_for): Likewise.
8516 (update_reference_counts): Likewise.
8517 (dump_may_aliases_for): Likewise.
8518 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8519 (add_call_clobber_ops): Likewise.
8520 (add_call_read_ops): Likewise.
8521 (get_asm_expr_operands): Likewise.
8522 * tree-into-ssa.c (dump_decl_set): Likewise.
8523 (update_ssa): Likewise.
8524 * tree-sra.c (scan_function): Likewise.
8525 (decide_instantiations): Likewise.
8526 (scalarize_parms): Likewise.
8527 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8528 (dsa_named_for): Likewise.
8529 * tree-ssa-structalias.c (update_alias_info): Likewise.
8530 (merge_smts_into): Likewise.
8532 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8535 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
8536 * c-opts.c (c_common_handle_option): Wall enables
8537 Wvolatile-register-var.
8538 * common.opt: Move Wvolatile-register-var to...
8541 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8543 * common.opt (Wlarger-than=): New.
8544 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
8546 * opts.c (common_handle_option): Handle -Wlarger-than=.
8547 * optc-gen.awk: Likewise.
8548 * opth-gen.awk: Likewise.
8549 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
8550 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8552 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8554 * c-common.c (match_case_to_enum_1): Add appropriate
8555 OPT_W* parameter to warning.
8556 (c_do_switch_warnings): Likewise.
8557 * c-typeck.c (warning_init): Add one more parameter following
8559 (push_init_level): Update call to warning_init.
8560 (pop_init_level): Likewise.
8561 (add_pending_init): Likewise.
8562 (output_init_element: Likewise.
8564 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8567 * toplev.c (toplev_main): If there are warnings or error, print
8568 errors for ignored options.
8569 * opts.c (ignored_options): New static variable.
8570 (postpone_unknown_option_error): New.
8571 (print_ignored_options): New.
8572 (handle_option): Postpone errors for unknown -Wno-* options.
8573 * opts.h (print_ignored_options): Declare.
8575 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
8577 * config/mips/mips.md (loadgp_blockage, blockage): Change type
8580 2008-02-25 Richard Guenther <rguenther@suse.de>
8583 2008-02-25 Richard Guenther <rguenther@suse.de>
8585 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8586 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8587 (lookup_decl_from_uid): Declare.
8588 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8589 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8590 (decl_for_uid_map): New global hashtable mapping DECL_UID
8592 (init_ttree): Allocate it.
8593 (insert_decl_to_uid_decl_map): New helper function.
8594 (make_node_stat): Insert new decls into the map.
8595 (copy_node_stat): Likewise.
8596 (lookup_decl_from_uid): New function.
8597 (print_decl_for_uid_map_statistics): New helper.
8598 (dump_tree_statistics): Call it.
8600 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8601 (referenced_var_iterator): Adjust.
8602 (FOR_EACH_REFERENCED_VAR): Adjust.
8603 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8604 (num_referenced_vars): Adjust.
8605 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8606 (first_referenced_var): Remove.
8607 (end_referenced_vars_p): Likewise.
8608 (next_referenced_var): Likewise.
8609 (referenced_var_iterator_set): New helper function.
8610 * tree-dfa.c (referenced_var_lookup): Adjust.
8611 (referenced_var_check_and_insert): Likewise.
8612 (remove_referenced_var): Likewise.
8613 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8614 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8615 (verify_call_clobbering): Likewise.
8616 (verify_memory_partitions): Likewise.
8617 (init_tree_ssa): Allocate bitmap instead of hashtable for
8619 (delete_tree_ssa): Adjust.
8620 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8621 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8622 (compute_tag_properties): Likewise.
8623 (set_initial_properties): Likewise.
8624 (find_partition_for): Likewise.
8625 (update_reference_counts): Likewise.
8626 (dump_may_aliases_for): Likewise.
8627 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8628 (add_call_clobber_ops): Likewise.
8629 (add_call_read_ops): Likewise.
8630 (get_asm_expr_operands): Likewise.
8631 * tree-into-ssa.c (dump_decl_set): Likewise.
8632 (update_ssa): Likewise.
8633 * tree-sra.c (scan_function): Likewise.
8634 (decide_instantiations): Likewise.
8635 (scalarize_parms): Likewise.
8636 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8637 (dsa_named_for): Likewise.
8638 * tree-ssa-structalias.c (update_alias_info): Likewise.
8639 (merge_smts_into): Likewise.
8641 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8644 * doc/invoke.texi (-fcx-limited-range): Document new option.
8645 * toplev.c (process_options): Handle -fcx-fortran-rules.
8646 * common.opt: Add documentation for -fcx-fortran-rules.
8648 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8651 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
8652 actual behaviour and C99.
8654 2008-02-26 Ben Elliston <bje@au.ibm.com>
8656 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
8657 (ASM_CPU_POWER6_SPEC): Likewise.
8658 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
8659 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
8660 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
8662 2008-02-25 Richard Guenther <rguenther@suse.de>
8664 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8665 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8666 (lookup_decl_from_uid): Declare.
8667 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8668 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8669 (decl_for_uid_map): New global hashtable mapping DECL_UID
8671 (init_ttree): Allocate it.
8672 (insert_decl_to_uid_decl_map): New helper function.
8673 (make_node_stat): Insert new decls into the map.
8674 (copy_node_stat): Likewise.
8675 (lookup_decl_from_uid): New function.
8676 (print_decl_for_uid_map_statistics): New helper.
8677 (dump_tree_statistics): Call it.
8679 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8680 (referenced_var_iterator): Adjust.
8681 (FOR_EACH_REFERENCED_VAR): Adjust.
8682 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8683 (num_referenced_vars): Adjust.
8684 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8685 (first_referenced_var): Remove.
8686 (end_referenced_vars_p): Likewise.
8687 (next_referenced_var): Likewise.
8688 (referenced_var_iterator_set): New helper function.
8689 * tree-dfa.c (referenced_var_lookup): Adjust.
8690 (referenced_var_check_and_insert): Likewise.
8691 (remove_referenced_var): Likewise.
8692 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8693 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8694 (verify_call_clobbering): Likewise.
8695 (verify_memory_partitions): Likewise.
8696 (init_tree_ssa): Allocate bitmap instead of hashtable for
8698 (delete_tree_ssa): Adjust.
8699 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8700 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8701 (compute_tag_properties): Likewise.
8702 (set_initial_properties): Likewise.
8703 (find_partition_for): Likewise.
8704 (update_reference_counts): Likewise.
8705 (dump_may_aliases_for): Likewise.
8706 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8707 (add_call_clobber_ops): Likewise.
8708 (add_call_read_ops): Likewise.
8709 (get_asm_expr_operands): Likewise.
8710 * tree-into-ssa.c (dump_decl_set): Likewise.
8711 (update_ssa): Likewise.
8712 * tree-sra.c (scan_function): Likewise.
8713 (decide_instantiations): Likewise.
8714 (scalarize_parms): Likewise.
8715 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8716 (dsa_named_for): Likewise.
8717 * tree-ssa-structalias.c (update_alias_info): Likewise.
8718 (merge_smts_into): Likewise.
8720 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
8723 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
8724 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
8725 * alias.h (nonoverlapping_memrefs_p): Likewise.
8727 2008-02-25 Jan Beulich <jbeulich@novell.com>
8729 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
8730 * config/i386/netware-libgcc.exp: Add __bswap?i2,
8731 __emultls_get_address, __emultls_register_common,
8732 __floatundi?f, and _Unwind_GetIPInfo.
8733 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
8734 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
8735 (gen_regparm_prefix): Likewise.
8736 (i386_nlm_encode_section_info): Sync with
8737 config/i386/winnt.c:i386_pe_encode_section_info().
8738 (i386_nlm_maybe_mangle_decl_assembler_name): New.
8739 i386_nlm_mangle_decl_assembler_name): New.
8740 (netware_override_options): New.
8741 * config/i386/netware.h (netware_override_options): Declare.
8742 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
8743 (i386_nlm_mangle_decl_assembler_name): Declare.
8744 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
8746 2008-02-25 Ben Elliston <bje@au.ibm.com>
8749 * c-decl.c (grokdeclarator): Remove unused local variables
8750 `typedef_type' and `type_as_written'.
8752 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
8753 unused local variable `has_hot_blocks'.
8754 (fix_crossing_conditional_branches): Remove unused local variable
8757 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
8760 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
8761 using DEF_C99_BUILTIN.
8762 (BUILT_IN_NANF): Ditto.
8763 (BUILT_IN_NANL): Ditto.
8765 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
8766 Revital Eres <eres@il.ibm.com>
8768 * modulo-sched.c (calculate_must_precede_follow): Address TODO
8769 regarding the order of two dependent insns in the same row.
8771 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
8773 * stor-layout.c (layout_decl): Do not bump the alignment of a
8774 bit-field to more than byte alignment if it is packed.
8776 2008-02-24 David Edelsohn <edelsohn@gnu.org>
8778 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
8781 2008-02-24 Diego Novillo <dnovillo@google.com>
8783 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
8786 * tree-vrp.c (vrp_evaluate_conditional): With
8787 -Wtype-limits, emit a warning when comparing against a
8788 constant outside the natural range of OP0's type.
8789 * c.opt (Wtype-limits): Move ...
8790 * common.opt (Wtype-limits): ... here.
8792 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
8794 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
8795 * config/rs6000/e300c2c3.md: New file.
8796 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8798 (rs6000_override_options): Add e300c2 and e300c3 cases to
8799 processor_target_table. Do not allow usage of Altivec or Spe
8800 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
8801 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
8802 * config/rs6000/rs6000.h (processor_type): Add
8803 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
8804 (ASM_CPU_SPEC): Add e300c2 and e300c3.
8805 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
8806 and ppce300c3. Include e300c2c3.md.
8808 2008-02-23 David Edelsohn <edelsohn@gnu.org>
8810 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
8811 instead of TARGET_STRICT_ALIGN.
8813 2008-02-23 Joseph Myers <joseph@codesourcery.com>
8815 * explow.c (memory_address): Assert that the generated address is
8818 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8821 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
8822 * config/darwin-ppc-ldouble-patch.def: New file.
8823 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
8824 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
8825 SUBTARGET_INIT_BUILTINS if defined.
8826 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
8829 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8832 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
8833 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
8835 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8838 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
8839 file" warning condtional on -Winvalid-PCH.
8841 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8843 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
8845 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
8849 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
8850 prevent reload from using MMX registers.
8851 (*mov<mode>_internal): Ditto.
8852 (*movv2sf_internal_rex64): Ditto.
8853 (*movv2sf_internal): Ditto.
8855 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8857 PR documentation/31569
8858 * doc/install.texi2html: Use makeinfo --no-number-sections.
8860 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8862 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
8863 ensure that we can address an entire entity > 8 bytes. Don't
8864 generate reg+reg addressing for such data.
8866 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8868 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
8869 strings when optimizing for size, unless the target cares about
8872 2008-02-22 Tom Tromey <tromey@redhat.com>
8874 * regclass.c (current_pass): Remove declaration.
8876 2008-02-22 Anatoly Sokolov <aesok@post.ru>
8878 * config/avr/libgcc.S (__RAMPZ__): Define.
8879 (__do_copy_data): Add for devices with 128KB code memory.
8881 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8883 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8885 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
8887 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
8889 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
8892 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8895 * c-typeck.c (build_binary_op): Warn about floating point
8896 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
8898 2008-02-21 Janis Johnson <janis187@us.ibm.com>
8901 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
8902 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
8904 (rs6000_override_options): Set altivec_abi as default, not override,
8905 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
8906 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
8907 is used; use new member spe_abi.
8908 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
8909 spe_abi and altivec_abi.
8911 2008-02-22 Tomas Bily <tbily@suse.cz>
8913 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
8915 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8918 * config.build (build_file_translate): Set to `CMD //c' only if
8920 * Makefile.in (build_file_translate): Improve comment.
8922 2008-02-21 Jan Hubicka <jh@suse.cz>
8924 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
8925 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
8926 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
8928 2008-02-21 Michael Matz <matz@suse.de>
8931 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
8933 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
8935 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
8936 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
8938 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
8939 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
8940 SSE_VEC_FLOAT_MODE_P as insn constraint.
8941 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
8942 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
8943 sse4a_movntdf using MODEF mode iterator.
8944 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
8945 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
8946 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
8947 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
8948 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
8949 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
8950 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
8952 2008-02-21 Richard Guenther <rguenther@suse.de>
8954 * tree.def (PAREN_EXPR): New tree code.
8955 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
8957 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
8958 * expr.c (expand_expr_real_1): Likewise.
8959 * tree-inline.c (estimate_num_insns_1): Likewise.
8960 * tree-complex.c (expand_complex_move): Likewise.
8961 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
8964 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8967 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
8969 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8972 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
8974 * config/sh/sh.c (find_barrier): Don't go past
8975 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
8977 2008-02-20 DJ Delorie <dj@redhat.com>
8979 * config/h8300/h8300.md (insv): Force source operand to be a register.
8981 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
8982 as a jump, not as a plain insn.
8984 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
8986 * doc/invoke.texi (Warning Options): Add new option
8987 -Wframe-larger-than=.
8988 (-Wframe-larger-than): Document.
8990 * flags.h (warn_frame_larger_than, frame_larger_than_size):
8991 Add declarations for new option variables.
8993 * final.c (final_start_function): Check the frame size
8994 before emission and issue a Wframe-larger-than warning.
8996 * opts.c (warn_frame_larger_than, frame_larger_than_size):
8997 Add definitions for new option variables.
8998 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
9000 * common.opt (Wframe-larger-than=): New option.
9002 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9004 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
9005 (<sse>_div<mode>3): Ditto.
9006 (<sse>_vmdiv<mode>3): Ditto.
9007 (<sse>_vmsqrt<mode>2): Ditto.
9008 (*smax<mode>3): Ditto.
9009 (sse5_frcz<mode>2): Ditto.
9010 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
9013 2008-02-20 Richard Guenther <rguenther@suse.de>
9016 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
9017 be happy with INTEGRAL_TYPE_P.
9019 2008-02-20 Richard Guenther <rguenther@suse.de>
9021 * fold-const.c (split_tree): Associate floatig-point expressions
9022 if flag_associative_math is set.
9024 2008-02-20 Richard Guenther <rguenther@suse.de>
9026 * tree.h (fold_real_zero_addition_p): Declare.
9027 * fold-const.c (fold_real_zero_addition_p): Export.
9028 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
9029 floating-point operations with zero and one.
9031 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
9033 * doc/install.texi: Correct references to CFLAGS, replacing them
9034 with BOOT_CFLAGS. Document flags used during bootstrap for
9037 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9039 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
9040 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
9041 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
9043 (smin<mode>3): Ditto from similar patterns.
9044 (smax<mode>3): Ditto.
9045 (*ieee_smin<mode>3): Ditto.
9046 (*ieee_smax<mode>3): Ditto.
9047 * config/i386/sse.md (sse): New mode attribute.
9048 (mov<mode>): Macroize expander from movv4sf and movv2df using
9049 SSEMODEF2P mode iterator.
9050 (<sse>_movnt<mode>): Ditto from similar patterns. Use
9051 SSE_VEC_FLOAT_MODE_P as insn constraint.
9052 (storent<mode>): Ditto.
9053 (storent<mode>): Macroize expander from storentsf and storentdf using
9054 MODEF mode iterator.
9055 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
9056 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
9057 (abs<mode>2): Ditto from similar patterns.
9058 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
9059 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
9060 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
9061 (<sse>_vmsqrt<mode>2): Ditto.
9062 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
9063 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
9064 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
9065 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
9066 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
9067 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
9068 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
9070 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
9071 iterator and SSE_FLOAT_MODE_P as insn constraint.
9072 (<sse>_ucomi): Ditto from similar patterns.
9073 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
9074 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
9075 SSE_VEC_FLOAT_MODE_P as insn constraint.
9076 (vcond<mode>): Ditto from similar patterns.
9077 (and<mode>3, *and<mode>3): Ditto.
9078 (<sse>_nand<mode>3): Ditto.
9079 (ior<mode>3, *ior<mode>3): Ditto.
9080 (xor<mode>3, *xor<mode>3): Ditto.
9081 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
9082 iterator and SSE_FLOAT_MODE_P as insn constraint.
9083 (*nand<mode>3): Ditto from similar patterns.
9084 (*ior<mode>3): Ditto.
9085 (*xor<mode>3): Ditto.
9087 2008-02-20 Ira Rosen <irar@il.ibm.com>
9089 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
9090 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
9091 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
9093 2008-02-19 Jan Hubicka <jh@suse.cz>
9095 * predict.c (tree_bb_level_predictions): Remove variable next
9096 mistakely introduced by previous commit.
9098 2008-02-19 Jan Hubicka <jh@suse.cz>
9100 * predict.c (predict_paths_leading_to): Rewrite.
9101 (predict_paths_for_bb): New.
9102 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
9104 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9107 * Makefile.in (build_file_translate): New.
9108 (gcc-vers.texi): Use it for translating $(abs_srcdir).
9109 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
9110 * configure.ac (build_file_translate): Substitute it.
9111 * configure: Regenerate.
9113 2008-02-19 Jan Hubicka <jh@suse.cz>
9115 PR rtl-optimization/34408
9116 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
9119 2008-02-19 Jan Hubicka <jh@suse.cz>
9122 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
9125 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
9128 * config/i386/i386-modes.def: Revert the last DI alignment
9129 change until Ada people can look into it.
9131 2008-02-19 Nick Clifton <nickc@redhat.com>
9133 * opts.c (print_specific_help): Fix typo in --help text.
9135 2008-02-19 Jakub Jelinek <jakub@redhat.com>
9138 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
9139 32-bit inline asm without asm alternatives for host GCC < 3.0.
9141 2008-02-19 Richard Guenther <rguenther@suse.de>
9143 PR tree-optimization/34989
9144 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
9145 Allow propagation to INDIRECT_REF if we can simplify only.
9147 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9149 * c-common.c (warn_for_collisions_1): Use appropriate option when
9152 2008-02-19 Nick Clifton <nickc@redhat.com>
9155 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
9156 (handle_options): Fix indentation.
9157 (print_filtered_help): If no language-specific options were
9158 displayed tell the user how to list all the options supported by
9159 the language's front-end.
9160 (print_specific_help): Fix indentation and remove duplicate line.
9161 (common_handle_option): Handle the -v option.
9162 For --help enable the display of undocumented options if the -v
9163 switch has been included on the command line.
9164 For --help= check for overlaps in the arguments between the option
9165 classes and the language names and issue a warning when they
9166 cannot be disambiguated.
9167 * c.opt (v): Pass on to the common option handler.
9169 2008-02-19 Revital Eres <eres@il.ibm.com>
9171 * modulo-sched.c (sms_schedule): Change dump message when
9172 create_ddg function fails.
9173 (try_scheduling_node_in_cycle): Rename row to cycle.
9174 (print_partial_schedule): Rename CYCLE to ROW.
9176 2008-02-19 Christian Bruel <christian.bruel@st.com>
9177 Zdenek Dvorak <ook@ucw.cz>
9179 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
9181 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9184 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
9185 (*x86_movdicc_0_m1_se): Ditto.
9187 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9189 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
9190 (CMPtype): Define as __gcc_CMPtype.
9191 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
9192 (CMPtype): Define as __gcc_CMPtype.
9194 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
9196 Support valgrind 3.3 for --enable-checking=valgrind.
9197 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
9199 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
9200 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
9201 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
9202 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
9203 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
9204 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
9205 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
9207 * ggc-zone.c: Similar.
9208 * ggc-page.c: Similar.
9210 2008-02-19 Paul Brook <paul@codesourcery.com>
9213 * config/arm/ieee754-df.S: Fix do_it typo.
9214 * config/arm/ieee754-sf.S: Fix do_it typo.
9216 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9219 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
9220 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
9221 (OPTION_MASK_ISA_SSE_SET): Likewise.
9222 (OPTION_MASK_ISA_SSE2_SET): Likewise.
9223 (OPTION_MASK_ISA_SSE3_SET): Likewise.
9224 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
9225 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
9226 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
9227 (OPTION_MASK_ISA_SSE4_SET): Likewise.
9228 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
9229 (OPTION_MASK_ISA_SSE5_SET): Likewise.
9230 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
9231 (OPTION_MASK_ISA_MMX_UNSET): Updated.
9232 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
9233 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9234 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9235 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9236 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9237 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9238 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9239 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
9240 (OPTION_MASK_ISA_SSE4): Removed.
9241 (ix86_handle_option): Turn on bits in ix86_isa_flags and
9242 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
9243 (override_options): Don't turn on implied SSE/MMX bits in
9246 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9248 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9251 2008-02-18 Joey Ye <joey.ye@intel.com>
9254 * tree-nested.c (insert_field_into_struct): Set type alignment
9255 to field alignment if the former is less than the latter.
9257 2008-02-18 Jakub Jelinek <jakub@redhat.com>
9259 * BASE-VER: Set to 4.4.0.
9261 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9263 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
9264 * doc/cfg.texi: Likewise.
9265 * doc/extend.texi: Likewise.
9266 * doc/gty.texi: Likewise.
9267 * doc/invoke.texi: Likewise.
9268 * doc/loop.texi: Likewise.
9269 * doc/md.texi: Likewise.
9270 * doc/passes.texi: Likewise.
9271 * doc/rtl.texi: Likewise.
9272 * doc/sourcebuild.texi: Likewise.
9273 * doc/tm.texi: Likewise.
9274 * doc/tree-ssa.texi: Likewise.
9276 2008-02-17 Richard Guenther <rguenther@suse.de>
9279 * tree-complex.c (init_parameter_lattice_values): Handle parameters
9280 without default definition.
9282 2008-02-17 Richard Guenther <rguenther@suse.de>
9284 PR tree-optimization/35231
9285 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
9288 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
9291 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9292 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9293 libgcc_cmp_return mode.
9295 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9298 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
9300 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
9302 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
9305 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9307 * doc/c-tree.texi: Use `@.' where appropriate.
9308 * doc/extend.texi: Likewise.
9309 * doc/install.texi: Likewise.
9310 * doc/invoke.texi: Likewise.
9311 * doc/loop.texi: Likewise.
9312 * doc/makefile.texi: Likewise.
9313 * doc/md.texi: Likewise.
9314 * doc/passes.texi: Likewise.
9315 * doc/standards.texi: Likewise.
9316 * doc/tm.texi: Likewise.
9318 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9321 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
9323 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
9324 rather than in entry_bb.
9326 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9328 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9329 libgcc_cmp_return mode.
9331 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9334 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
9335 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
9337 2008-02-15 Richard Guenther <rguenther@suse.de>
9338 Zdenek Dvorak <ook@ucw.cz>
9340 PR tree-optimization/35164
9341 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
9342 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
9343 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
9344 Only propagate addresses which do not have abnormal SSA_NAMEs
9347 2008-02-15 Joseph Myers <joseph@codesourcery.com>
9350 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
9352 2008-02-15 Jan Hubicka <jh@suse.cz>
9355 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
9357 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9360 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
9361 when calculating alignment_pad.
9363 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9365 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
9366 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
9367 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
9368 and STACK_BOUNDARY define.
9370 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
9372 PR preprocessor/35061
9373 * c-pragma.c (handle_pragma_pop_macro): Check that
9374 pushed_macro_table has been allocated.
9376 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
9379 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
9380 (force_gimple_operand): Likewise.
9381 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
9382 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
9383 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
9384 (find_interesting_uses_address): Check addressability and alignment
9385 of the base expression only after substituting bases of IVs into it.
9387 2008-02-14 Michael Matz <matz@suse.de>
9390 * function.c (instantiate_virtual_regs_in_insn): Reload address
9391 before falling back to reloading the whole operand.
9393 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
9395 * config/s390/s390.c (s390_mainpool_start): Emit the pool
9396 before the first section switch note.
9398 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9400 * doc/bugreport.texi: Update copyright years.
9401 * doc/c-tree.texi: Likewise.
9402 * doc/cfg.texi: Likewise.
9403 * doc/cpp.texi: Likewise.
9404 * doc/cppinternals.texi: Likewise.
9405 * doc/fragments.texi: Likewise.
9406 * doc/frontends.texi: Likewise.
9407 * doc/gcc.texi: Likewise.
9408 * doc/gty.texi: Likewise.
9409 * doc/hostconfig.texi: Likewise.
9410 * doc/implement-c.texi: Likewise.
9411 * doc/libgcc.texi: Likewise.
9412 * doc/loop.texi: Likewise.
9413 * doc/makefile.texi: Likewise.
9414 * doc/options.texi: Likewise.
9415 * doc/passes.texi: Likewise.
9416 * doc/rtl.texi: Likewise.
9417 * doc/sourcebuild.texi: Likewise.
9418 * doc/standards.texi: Likewise.
9419 * doc/tree-ssa.texi: Likewise.
9420 * doc/trouble.texi: Likewise.
9422 * doc/extend.texi: Use @: or add comma where appropriate.
9423 * doc/invoke.texi: Likewise.
9424 * doc/tm.texi: Likewise.
9426 2008-02-14 Alan Modra <amodra@bigpond.net.au>
9429 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
9432 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
9434 * doc/md.texi (clz, ctz): Add reference.
9435 * doc/rtl.texi (clz, ctz): Likewise.
9437 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9440 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
9443 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
9445 * config/s390/s390.c (struct constant_pool): New field
9446 emit_pool_after added.
9447 (s390_mainpool_start): Set the emit_pool_after flag according
9448 to the section switch notes.
9449 (s390_mainpool_finish): Consider emit_pool_after when emitting
9450 the literal pool at the end of the function.
9451 (s390_chunkify_start): Force literal pool splits at section
9454 2008-02-13 Michael Matz <matz@suse.de>
9457 * var-tracking.c (clobber_variable_part): Correctly traverse the
9460 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9463 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
9464 Add -fdump-ipa-inline.
9465 * tree-dump.c (dump_files): Remove tree-inlined dump.
9466 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
9468 2008-02-12 Richard Guenther <rguenther@suse.de>
9470 PR tree-optimization/35171
9471 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
9474 2008-02-12 Richard Guenther <rguenther@suse.de>
9477 * fold-const.c (fold_widened_comparison): Use get_unwidened in
9478 value-preserving mode. Disallow final truncation.
9480 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
9483 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
9484 code from here to...
9485 (force_gimple_operand): ...here.
9487 2008-02-12 Jakub Jelinek <jakub@redhat.com>
9490 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
9491 non-compatible pointers.
9492 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
9493 different FIELD_DECLs, try harder by comparing field offsets, sizes
9497 * function.c (match_asm_constraints_1): Don't replace the same input
9500 2008-02-12 Anatoly Sokolov <aesok@post.ru>
9502 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
9503 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
9504 (expand_epilogue): Restore RAMPZ register.
9505 * config/avr/avr.md (RAMPZ_ADDR): New constant.
9507 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
9509 * config/i386/cygwin.asm: (__alloca): Correct calling
9510 convention and alignment.
9511 (__chkstk): Force 8 byte stack alignment.
9513 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
9514 Richard Guenther <rguenther@suse.de>
9516 PR tree-optimization/33992
9517 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
9518 the zero we compare against.
9520 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
9523 * gthr-win32.h (__gthread_mutex_destroy_function): New function
9524 to CloseHandle after unlocking to prevent accumulation of handle
9527 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9530 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
9531 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
9532 and update LABEL_NUSES during and after reload.
9534 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
9537 * combine.c (simplify_if_then_else): Make sure the comparison is
9538 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
9540 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
9543 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
9544 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
9545 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
9546 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
9547 * tree.h (get_type_static_bounds): Likewise.
9549 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9551 * doc/invoke.texi (Option Summary, C++ Dialect Options)
9552 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9553 Make -Wfoo language annotations match what the compiler outputs.
9555 2008-02-08 Sa Liu <saliu@de.ibm.com>
9557 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
9558 intrinsics spu_convts, spu_convtu, spu_convtf.
9560 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
9562 * doc/extend.texi (Function Attributes) <noinline>: Mention
9563 asm ("") as method to keep calls.
9565 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9568 * doc/options.texi (Options): Replace references to opts.sh with
9570 * opts-common.c: Likewise.
9571 * optc-gen.awk: Likewise.
9573 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
9575 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
9577 2008-02-07 Richard Henderson <rth@redhat.com>
9580 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
9581 EXPR_LIST for the REG_EQUAL instead of a comparison with a
9584 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
9586 PR tree-optimization/35085
9587 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
9588 for operand entry oe2 in addition to operand entry oe3 in order to
9589 expose more opportunities for vectorizer sum reduction.
9591 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9594 * Makefile.in (LIBS): Remove $(GMPLIBS).
9595 (cc1-dummy, cc1): Add $(GMPLIBS).
9597 2008-02-06 Jan Hubicka <jh@suse.cz>
9600 * i386.md (moddf_integer): Do not produce partial memory stalls for
9601 targets where it hurts.
9603 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
9606 * optabs.c (expand_float): Do not check for decimal modes when
9607 expanding unsigned integer through signed conversion.
9609 2008-02-06 Nick Clifton <nickc@redhat.com>
9611 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
9612 inside the clobber with a match_operand and duplicated operand
9613 number in the constraint.
9614 (ineqbranchsi): Delete redundant comment.
9616 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9618 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
9619 builtin_define ("__USE_INIT_FINI__").
9620 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
9622 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
9624 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9626 PR documentation/30330
9627 * doc/invoke.texi (C++ Dialect Options)
9628 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9629 For each warning option -Wfoo that allows -Wno-foo, ensure both
9630 -Wfoo and -Wno-foo are listed in the option index. Fix index
9631 entry of -Wswitch-default, index -Wnormalized= including the
9632 `=', and -Wlarger-than-@var{len} including @var{len}.
9634 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9636 * config/i386/i386.md (floatunssisf2): Use
9637 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
9638 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
9639 Macroize expander using MODEF mode iterator.
9641 2008-02-05 Diego Novillo <dnovillo@google.com>
9643 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
9646 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
9648 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9651 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
9653 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
9656 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
9657 to indicate if a message should be generated.
9658 (init_cumulative_args): Updated.
9659 (function_value_32): Likewise.
9661 2008-02-05 Joseph Myers <joseph@codesourcery.com>
9663 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
9665 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9668 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
9669 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
9671 2008-02-04 Diego Novillo <dnovillo@google.com>
9673 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
9676 * tree-vrp.c (vrp_evaluate_conditional): With
9677 -Wtype-limits, emit a warning when comparing against a
9678 constant outside the natural range of OP0's type.
9680 2008-02-04 Richard Guenther <rguenther@suse.de>
9683 * expr.c (count_type_elements): Give for unions instead of
9686 2008-02-04 Richard Guenther <rguenther@suse.de>
9689 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
9690 to TYPE_DOMAINs base type instead of using bitsizetype here.
9692 2008-02-03 Jason Merrill <jason@redhat.com>
9694 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
9696 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9699 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
9700 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
9701 (RS/6000 and PowerPC Options): Fix typos and markup.
9702 * doc/passes.texi (Tree-SSA passes): Likewise.
9704 2008-02-02 Michael Matz <matz@suse.de>
9707 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
9708 from record_last_reg_set_info.
9709 (record_last_reg_set_info): Take an RTX argument, iterate over all
9710 constituent hardregs.
9711 (record_last_set_info, record_opr_changes): Change calls to
9712 new signature or to record_last_reg_set_info_regno.
9714 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
9716 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
9718 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
9720 PR rtl-optimization/34773
9721 * reg-notes.def (EQUAL): Mention significance of combination of
9722 REG_EQUAL and REG_RETVAL.
9723 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
9724 insn that has a REG_RETVAL.
9726 2008-02-01 Roger Sayle <roger@eyesopen.com>
9729 * configure.ac (--enable-fixed-point): Disable unless explicitly
9731 * configure: Regenerate.
9733 2008-02-01 Richard Guenther <rguenther@suse.de>
9736 * invoke.texi (-finline-limit): Remove no longer true parts
9737 of the documentation. Note that there is no default value.
9739 2008-02-01 Andrew Pinski <pinskia@gmail.com>
9740 Mark Mitchell <mark@codesourcery.com>
9741 Ben Elliston <bje@au.ibm.com>
9744 * doc/extend.texi (Other Builtins): Document.
9746 2008-01-31 Tom Browder <tom.browder@gmail.com>
9748 * doc/c-tree.texi (Types): Fix grammar.
9749 (Expression trees): Ditto.
9750 * doc/passes.texi (Tree-SSA passes): Ditto.
9752 * doc/configterms.texi (Configure Terms): Fix typo.
9753 * doc/cpp.texi (Common Predefined Macros): Ditto.
9754 * doc/md.texi (Machine Constraints): Ditto.
9756 * doc/makefile.texi (Makefile): Add comma.
9758 2008-01-31 Tom Browder <tom.browder@gmail.com>
9759 Gerald Pfeifer <gerald@pfeifer.com>
9761 * doc/sourcebuild.texi (Front End): Remove references to CVS
9762 and CVSROOT/modules.
9763 (Texinfo Manuals): Replace reference to CVS by one to SVN.
9764 (Back End): Remove reference to CVS.
9766 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9769 * config/mips/mips.c (gen_load_const_gp): New function, taking a
9771 (mips16_gp_pseudo_reg): ...here.
9772 * config/mips/mips.md (load_const_gp): Replace with...
9773 (load_const_gp_<mode>): ...this :P-based insn.
9775 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9777 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
9778 options. Minor fixes.
9779 (-std): Move reference to standards closer to where language
9780 standards are first mentioned.
9782 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9784 PR rtl-optimization/34995
9785 * reload.c (alternative_allows_const_pool_ref): Take an rtx
9786 parameter and return a bool. If the rtx parameter is nonnull,
9787 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
9788 (find_reloads): Update call accordingly. Pass the new operand
9789 if it needed no address reloads, otherwise pass null.
9791 2008-01-30 Richard Henderson <rth@redhat.com>
9794 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
9795 for unbounded arrays.
9797 2008-01-30 Silvius Rus <rus@google.com>
9799 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
9801 2008-01-30 Jan Hubicka <jh@suse.cz>
9804 * i386.c (init_cumulative_args): Use real function declaration when
9807 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
9809 PR rtl-optimization/34998
9810 * global.c (build_insn_chain): Treat non-subreg_lowpart
9811 SUBREGs of pseudos as clobbering all the words covered by the
9812 SUBREG, not just all the bytes.
9813 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
9814 original df_ref rather than an extract parameter.
9815 (global_conflicts): Update call accordingly.
9817 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
9819 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
9820 the overflow check to make it easier to read.
9821 (__fixtfdi): Change the type of the ll member in union
9822 long_double to UDItype_x.
9824 2008-01-30 Jakub Jelinek <jakub@redhat.com>
9827 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
9828 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
9829 * tree-inline.c (fold_marked_statements): Call
9830 cgraph_update_edges_for_call_stmt if folding a call statement.
9831 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
9832 debug_generic_stmt calls, reset it back afterwards.
9835 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
9837 * c-typeck.c (build_external_ref): Don't pedwarn about
9838 static vars in current function's scope.
9840 2008-01-29 Joseph Myers <joseph@codesourcery.com>
9842 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
9844 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
9847 * ipa-struct-reorg.c: Fix spelling.
9848 * params.def: Ditto.
9850 2008-01-29 Richard Guenther <rguenther@suse.de>
9853 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
9855 * tree-inline.c (remap_type): Increment remapping_type_depth
9856 around remapping types.
9857 (copy_body_r): Only add referenced variables if they are referenced
9858 from code, not types.
9860 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
9871 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
9872 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
9874 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
9877 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
9878 pointer for tiny stack.
9880 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9882 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
9884 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9886 * config/vx-common.h: Fix typo in comment.
9888 2008-01-28 Ian Lance Taylor <iant@google.com>
9892 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
9893 coalesce pointers if they have different DECL_NO_TBAA_P values.
9894 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
9895 between variables with different DECL_NO_TBAA_P values.
9897 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
9900 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
9901 are not legitimate small data references on SPE targets.
9903 2008-01-28 David Daney <ddaney@avtrex.com>
9905 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
9907 2008-01-28 David Daney <ddaney@avtrex.com>
9909 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
9911 2008-01-27 Joseph Myers <joseph@codesourcery.com>
9913 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
9914 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
9915 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
9916 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
9917 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9918 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
9919 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
9920 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
9922 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9924 * basic-block.h (condjump_equiv_p): Fix comment.
9926 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9928 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
9929 print_generic_stmt_indented): Fix comment.
9931 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9933 * configure.ac (__stack_chk_fail): Add detecion for availability
9934 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
9935 * configure: Regenerate.
9937 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
9940 * final.c (output_addr_const): Handle TRUNCATE.
9942 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
9945 * tree-ssa-loop-ivopts.c (comp_cost): New type.
9946 (zero_cost, infinite_cost): New constants.
9947 (struct cost_pair): Change type of cost to comp_cost.
9948 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
9949 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
9951 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
9952 split_address_cost, ptr_difference_cost, difference_cost,
9953 get_computation_cost_at, get_computation_cost,
9954 determine_use_iv_cost_generic, determine_use_iv_cost_address,
9955 determine_use_iv_cost_condition, determine_use_iv_costs,
9956 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
9957 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
9958 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
9959 Change type of cost to comp_cost.
9960 (determine_iv_cost): Increase cost of non-original ivs, instead
9961 of decreasing the cost of original ones.
9962 (get_address_cost): Indicate the complexity of the addressing mode
9964 (try_add_cand_for): Prefer using ivs not specific to some object.
9965 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
9967 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
9968 Janis Johnson <janis187@us.ibm.com>
9971 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
9972 (TARGET_INSTANTIATE_DECLS): Likewise.
9973 * target.h (expand_to_rtl_hook): New target hook.
9974 (instantiate_decls): Likewise.
9975 * function.c (instantiate_decl): Make non-static. Rename to...
9976 (instantiate_decl_rtl): ... this.
9977 (instantiate_expr): Use instantiate_decl_rtl.
9978 (instantiate_decls_1): Likewise.
9979 (instantiate_decls): Likewise.
9980 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
9981 * function.h (instantiate_decl_rtl): Add prototype.
9982 * cfgexpand.c (target.h): New include.
9983 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
9984 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
9985 (TARGET_INSTANTIATE_DECLS): Likewise.
9986 (TARGET_INITIALIZER): New target hooks added.
9987 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
9989 * config/rs6000/rs6000.c (tree-flow.h): New include.
9990 (machine_function): Add sdmode_stack_slot field.
9991 (rs6000_alloc_sdmode_stack_slot): New function.
9992 (rs6000_instantiate_decls): Likewise.
9993 (rs6000_secondary_memory_needed_rtx): Likewise.
9994 (rs6000_check_sdmode): Likewise.
9995 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
9996 (TARGET_INSTANTIATE_DECLS): Likewise.
9997 (rs6000_hard_regno_mode_ok): Allow SDmode.
9998 (num_insns_constant): Likewise. Handle _Decimal32 constants.
9999 (rs6000_emit_move): Handle SDmode.
10000 (function_arg_advance): Likewise.
10001 (function_arg): Likewise.
10002 (rs6000_gimplify_va_arg): Likewise. Add special handling of
10003 SDmode var args for 32-bit compiles.
10004 (rs6000_secondary_reload_class): Handle SDmode.
10005 (rs6000_output_function_epilogue): Likewise.
10006 (rs6000_function_value): Simplify if statement.
10007 (rs6000_libcall_value): Likewise.
10008 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
10009 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
10010 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
10011 (movsd_hardfloat): New define_insn.
10012 (movsd_softfloat): Likewise.
10013 (movsd_store): Likewise.
10014 (movsd_load): Likewise.
10015 (extendsddd2): Likewise.
10016 (extendsdtd2): Likewise.
10017 (truncddsd2): Likewise.
10018 (movdd_hardfloat64): Fixup comment.
10019 (UNSPEC_MOVSD_LOAD): New constant.
10020 (UNSPEC_MOVSD_STORE): Likewise.
10022 2008-01-26 Jakub Jelinek <jakub@redhat.com>
10025 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
10027 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
10028 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
10029 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
10030 and TRUTH_XOR_EXPR.
10032 2008-01-26 David Edelsohn <edelsohn@gnu.org>
10035 * config.gcc: Separate AIX 5.3 from AIX 6.1.
10036 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10037 __LONGDOUBLE128 too.
10038 * config/rs6000/aix61.h: New file.
10040 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10042 PR rtl-optimization/34959
10043 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
10044 popcount and parity rtxes the same mode as their operand.
10045 Truncate or extend the result to the return value's mode
10048 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10051 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
10052 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
10053 to GOT_VERSION_REGNUM.
10054 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
10055 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
10056 * config/mips/mips.c (mips_emit_call_insn): New function.
10057 (mips_call_tls_get_addr): Call mips_expand_call directly.
10058 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
10060 (mips16_build_call_stub): Likewise. Return the call insn or null.
10061 (mips_expand_call): Update the call to mips16_build_call_stub
10062 accordingly and a remove redundant condition. Assert that MIPS16
10063 stubs do not use lazy binding. Use mips_emit_call_insn and return
10065 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
10067 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
10068 (mips_avoid_hazard): Remove hazard_set handling.
10069 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
10070 (UNSPEC_RESTORE_GP): ...this.
10071 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
10072 (FAKE_CALL_REGNO): Rename to...
10073 (GOT_VERSION_REGNUM): ...this.
10074 (type): Add "ghost" value. Add an associated insn reservation.
10075 (hazard_set): Remove.
10076 (exception_receiver): Rename to...
10077 (restore_gp): ...this and update the unspec identifier accordingly.
10078 (exception_receiver, nonlocal_got_receiver): New expanders.
10079 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
10080 FAKE_CALL_REGNO. Remove hazard_set attribute.
10081 (set_got_version, update_got_version): New patterns.
10083 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
10086 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
10088 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10091 * doc/install.texi2html: Generate gcc-vers.texi.
10093 2008-01-25 DJ Delorie <dj@redhat.com>
10095 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
10097 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10099 * config/c4x: Remove directory.
10100 * config.gcc (crx-*, mt-*): Mark obsolete.
10101 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
10102 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
10103 sh-*-rtemscoff*): Remove cases.
10104 * defaults.h (C4X_FLOAT_FORMAT): Remove.
10105 * real.c (encode_c4x_single, decode_c4x_single,
10106 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
10107 c4x_extended_format): Remove.
10108 * real.h (c4x_single_format, c4x_extended_format): Remove.
10109 * doc/extend.texi (interrupt, naked): Remove mention of attributes
10111 (Pragmas): Remove comment about c4x pragmas.
10112 * doc/install.texi (c4x): Remove target-specific instructions.
10113 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
10114 * doc/md.texi (Machine Constraints): Remove C4x documentation.
10115 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
10116 refer to C4x source files as examples.
10117 (C4X_FLOAT_FORMAT): Remove documentation.
10119 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
10121 * config/bfin/bfin.c (override_options): Reorder tests so that
10122 flag_pic gets enabled for -msep-data.
10124 2008-01-25 Richard Guenther <rguenther@suse.de>
10126 PR middle-end/32244
10127 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
10128 to its bitfield precision if required.
10130 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10132 PR middle-end/33880
10133 * tree-nested.c (walk_omp_for): New function.
10134 (convert_nonlocal_reference, convert_local_reference): Call
10135 walk_omp_for on OMP_FOR.
10136 (convert_call_expr): Call walk_body on OMP_FOR's
10137 OMP_FOR_PRE_INIT_BODY.
10139 2008-01-25 Richard Guenther <rguenther@suse.de>
10141 PR tree-optimization/34966
10142 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
10143 default defs and PHI_NODEs we have to insert after the
10144 defining statement.
10146 2008-01-24 Nick Clifton <nickc@redhat.com>
10148 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
10149 Provide a default definition.
10150 (LIBGCC2_UNITS_PER_WORD): Likewise.
10152 * config/stormy16/stormy16.c: Include df.h for the prototype
10153 for df_regs_ever_live_p.
10154 (xstormy16_expand_builtin_va_start): Convert the stack offset
10155 into a component_ref and then use POINTER_PLUS_EXPR to add it
10156 to the incoming_virtual_args_rtx.
10157 (xstormy16_gimplify_va_arg_expr): Rename to
10158 xstormy16_gimplify_va_arg_expr.
10159 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
10160 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
10161 xstormy16_gimplify_va_arg_expr.
10162 Fix up some formatting issues.
10164 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
10165 Move to predicates.md.
10166 (xs_hi_general_operand): Likewise.
10167 (xs_hi_nonmemory_operand): Likewise.
10168 * config/stormy16/predicates.md:
10169 (xstormy16_carry_plus_operand): New predicate.
10170 (xs_hi_general_operand): New predicate.
10171 (xs_hi_nonmemory_operand): New predicate.
10172 * config/stormy16/stormy16-protos.h:
10173 (xstormy16_carry_plus_operand): Delete prototype.
10174 (xs_hi_general_operand): Likewise.
10175 (xs_hi_nonmemory_operand): Likewise.
10177 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
10178 modifiers as they are no longer needed and they can trigger
10179 reload spill failures.
10181 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
10182 with a match_operand in order to help reload.
10184 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
10185 constraint with 'e' for the 8th alternative as this version of
10186 the mov.w instruction only accepts the lower 8 registers.
10188 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
10191 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
10192 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
10195 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10197 PR middle-end/33333
10198 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
10200 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10202 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
10204 (remove_structure): Update allocations list before removing structure.
10206 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10208 * ipa-struct-reorg.c (is_safe_cond_expr,
10209 create_new_stmts_for_cond_expr): Use integer_zerop function,
10210 that recognize not only zero-pointer, but zero-integer too.
10212 2008-01-25 Ben Elliston <bje@au.ibm.com>
10215 * fixproto: Escape "." in sed expression that strips leading "./".
10217 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
10220 * gcc.c (SWITCH_OK): Removed.
10221 (SWITCH_LIVE): Changed to bit.
10222 (SWITCH_FALSE): Likewise.
10223 (SWITCH_IGNORE): Likewise.
10224 (switchstr): Change live_cond to unsigned int.
10225 (process_command): Replace SWITCH_OK with 0.
10226 (do_self_spec): Likewise.
10227 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
10228 (give_switch): Likewise.
10229 (used_arg): Likewise.
10230 (do_spec_1): Set the SWITCH_IGNORE bit.
10231 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
10232 bits. Set the SWITCH_LIVE bit.
10234 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10236 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
10238 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
10240 PR tree-optimization/34472
10241 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
10242 parameter to a "bool *" and set *DATA to false if there is
10243 an unsafe access. Do not delete the structure here.
10244 (check_cond_exprs): Delete it here instead.
10245 (check_cond_exprs, exclude_cold_structs): Do not increase
10246 I when removing a structure.
10248 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
10251 * config/i386/i386.c (ix86_expand_vector_init): Consider only
10252 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
10254 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
10256 PR middle-end/34934
10257 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
10258 a fixed vector for stack.
10260 2008-01-24 Ben Elliston <bje@au.ibm.com>
10263 * doc/gcc.texi (Software development): Add a direntry for g++.
10265 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
10267 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
10268 stale and straggling -fforce-addr comments above.
10270 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
10272 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
10273 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
10275 2008-01-23 Michael Matz <matz@suse.de>
10278 * dwarf2out.c (force_type_die): Use modified_type_die instead of
10281 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
10283 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
10284 malloc result type.
10286 2008-01-23 Anatoly Sokolov <aesok@post.ru>
10288 * config/avr/avr.c (avr_current_arch): New variable.
10289 (avr_arch_types): Add 'avr31' and 'avr51' entries.
10290 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
10291 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
10292 (avr_override_options): Init 'avr_current_arch'.
10293 (base_arch_s): Move from here...
10294 * config/avr/avr.h (base_arch_s): ... here. Add new members
10295 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
10296 'mega' to 'have_jmp_call'.
10297 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
10298 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
10300 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
10302 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10303 MULTILIB_MATCHES): (Ditto.).
10305 2008-01-23 Richard Guenther <rguenther@suse.de>
10307 PR middle-end/31529
10308 * cgraphunit.c (cgraph_reset_node): Always mark the node
10309 not reachable if it is not queued already.
10311 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
10313 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
10314 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
10315 (cputype_selected): New static variable.
10316 (bfin_handle_option): Set it if -mcpu is used.
10317 (override_option): Select default set of workarounds if no cpu type
10318 selected on the command line.
10319 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
10321 From Michael Frysinger <michael.frysinger@analog.com>
10322 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
10323 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
10325 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
10326 for bf547, bf523, bf524, and bf526.
10327 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
10329 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10330 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
10331 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
10332 __ADSPBF547__ and __ADSPBF54x__ for bf547.
10333 * doc/invoke.texi (Blackfin Options): Document that
10334 -mcpu now accept bf547, bf523, bf524, and bf526.
10336 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
10338 PR rtl-optimization/34628
10339 * combine.c (try_combine): Stop and undo after the first combination
10340 if an autoincrement side-effect on the first insn has effectively
10343 2008-01-22 David Edelsohn <edelsohn@gnu.org>
10346 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
10347 Offset addresses are not valid for Altivec or paired float modes.
10349 2008-01-22 Jakub Jelinek <jakub@redhat.com>
10352 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
10353 if DECL_INITIAL (decl) is error_mark_node.
10356 * c-common.c (handle_vector_size_attribute): Only allow
10357 integral, scalar float and fixed point types. Handle OFFSET_TYPE
10358 the same way as pointer, array etc. types.
10359 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
10362 * tree.c (build_type_attribute_qual_variant): Call
10363 build_qualified_type if attributes are equal, but quals are not.
10365 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10368 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
10369 * flags.h (warn_strict_aliasing): Remove.
10370 (warn_strict_overflow): Remove.
10371 * opts.c (warn_strict_aliasing): Remove.
10372 (warn_strict_overflow): Remove.
10373 * c-opts.c (c_common_handle_option): -Wall only sets
10374 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
10375 (c_common_post_options): Give default values to -Wstrict-aliasing
10376 and -Wstrict-overflow if they are uninitialized.
10377 * common.opt (Wstrict-aliasing): Specify Var and Init.
10378 (Wstrict-overflow): Likewise.
10380 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
10382 PR rtl-optimization/26854
10383 PR rtl-optimization/34400
10384 PR rtl-optimization/34884
10385 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
10387 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
10388 (df_rd_bb_info.expanded_lr_out): Deleted
10389 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
10390 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
10391 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
10392 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
10393 Removed code to allocate, initialize or free expanded_lr_out.
10394 (df_rd_bb_local_compute_process_def): Restructured to make more
10396 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
10397 sets if the sets are being trimmed.
10399 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
10402 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
10403 (as_vers): Likewise.
10404 * configure: Regenerated.
10406 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10408 PR middle-end/33092
10409 * tree-pass.h (pass_build_alias): New pass.
10410 * tree-ssa-alias.c (gate_build_alias): New.
10411 (pass_build_alias): New.
10412 * passes.c (init_optimization_passes): Add pass_build_alias after
10413 pass_create_structure_vars.
10415 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
10417 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
10418 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
10419 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
10420 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
10421 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
10422 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
10423 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
10424 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
10425 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
10426 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
10427 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
10428 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
10429 * config/s390/s390.md (FP_ALL): New mode iterator.
10430 (_d): New mode attribute.
10431 ("*signbit<mode>2>"): Changed mode of first operand.
10432 ("isinf<mode>2"): Changed mode of first operand.
10433 ("*TDC_insn"): Adaptation for DFP modes.
10435 2008-01-22 Ben Elliston <bje@au.ibm.com>
10437 * tree.c (check_qualified_type): Improve function description.
10439 2008-01-21 Jason Merrill <jason@redhat.com>
10442 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
10443 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
10446 2008-01-21 DJ Delorie <dj@redhat.com>
10448 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
10451 2008-01-21 Richard Guenther <rguenther@suse.de>
10453 PR middle-end/34856
10454 * tree-cfg.c (verify_expr): Allow all invariant expressions
10455 instead of just constant class ones as reference argument.
10456 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
10457 like any other constant.
10458 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
10460 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
10462 * regmove.c (fixup_match_1): Update call crossed frequencies.
10464 2008-01-21 Richard Guenther <rguenther@suse.de>
10467 * tree-inline.c (setup_one_parameter): Deal with mismatched
10468 types using a VIEW_CONVERT_EXPR.
10470 2008-01-21 Alon Dayan <alond@il.ibm.com>
10471 Olga Golovanevsky <olga@il.ibm.com>
10473 PR tree-optimization/34701
10474 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
10475 when the structure size is not a power of 2.
10477 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
10479 * doc/install.texi: Add doc for --enable-checking=df.
10481 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
10483 PR rtl-optimization/34808
10484 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
10486 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
10488 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
10491 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10493 PR rtl-optimization/26854
10494 PR rtl-optimization/34400
10495 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
10497 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
10498 (df_rd_bb_info.expanded_lr_out): New.
10499 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
10500 * loop_iv.c (iv_analysis_loop_init): Ditto.
10501 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
10502 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
10503 Added code to allocate, initialize or free expanded_lr_out.
10504 (df_rd_bb_local_compute_process_def): Restructured to make
10505 more understandable.
10506 (df_rd_confluence_n): Add code to do nothing with fake edges and
10507 code to no apply invalidate_by_call sets if the sets are being trimmed.
10508 (df_lr_local_finalize): Renamed to df_lr_finalize.
10509 (df_live_local_finalize): Renamed to df_live_finalize.
10511 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
10514 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
10515 deciding whether to use reciprocal instructions.
10517 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
10519 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
10520 dwarf2out_note_section_used if cold_text_section is NULL.
10522 2008-01-19 Jakub Jelinek <jakub@redhat.com>
10524 PR gcov-profile/34610
10525 * tree-cfg.c (make_edges): Mark both outgoing edges from
10526 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
10527 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
10528 from OMP_FOR and OMP_CONTINUE outgoing edges.
10530 * tree-profile.c (tree_profiling): Return early if
10531 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
10533 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
10534 from cfun to child_cfun.
10535 * function.h (struct function): Add after_tree_profile bit.
10537 2008-01-19 Anatoly Sokolov <aesok@post.ru>
10539 * config/avr/avr.S (_exit): Disable interrupt.
10541 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
10542 Steven Bosscher <stevenb.gcc@gmail.com>
10544 PR rtl-optimization/26854
10545 PR rtl-optimization/34400
10546 * df-problems.c (df_live_scratch): New scratch bitmap.
10547 (df_live_alloc): Allocate df_live_scratch when doing df_live.
10548 (df_live_reset): Clear the proper bitmaps.
10549 (df_live_bb_local_compute): Only process the artificial defs once
10550 since the order is not important.
10551 (df_live_init): Init the df_live sets only with the variables
10552 found live by df_lr.
10553 (df_live_transfer_function): Use the df_lr sets to prune the
10554 df_live sets as they are being computed.
10555 (df_live_free): Free df_live_scratch.
10557 2008-01-18 Ian Lance Taylor <iant@google.com>
10559 * common.opt: Add fmerge-debug-strings.
10560 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
10561 flag_merge_debug_strings rather than flag_merge_constants.
10562 * doc/invoke.texi (Option Summary): Mention
10563 -fmerge-debug-strings.
10564 (Debugging Options): Document -fmerge-debug-strings.
10566 2008-01-18 Ian Lance Taylor <iant@google.com>
10569 * tree.h (DECL_IS_OPERATOR_NEW): Define.
10570 (struct tree_function_decl): Add new field operator_new_flag.
10571 * tree-inline.c (expand_call_inline): When inlining a call to
10572 operator new, force the return value to go into a variable, and
10573 set DECL_NO_TBAA_P on that variable.
10574 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
10576 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
10579 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
10580 DWARF2_DEBUGGING_INFO.
10581 (dwarf2out_note_section_used): Ditto. Add prototype.
10582 (have_multiple_function_sections, text_section_used,
10583 cold_text_section_used, *cold_text_sections): Move declarations
10586 2008-01-17 Bob Wilson <bob.wilson@acm.org>
10588 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
10589 field and add signal_ra.
10590 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
10591 assignments to frame state pc. Move end of stack check after
10592 MD_FALLBACK_FRAME_STATE_FOR.
10593 (uw_update_context_1): Use frame state signal_regs if set, instead
10594 of checking signal_frame flag.
10595 (uw_update_context): Use frame state signal_ra if set.
10596 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
10597 * config/xtensa/linux-unwind.h: New file.
10599 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
10601 * modulo-sched.c (get_sched_window): Fix comment typo.
10603 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
10605 PR tree-optimization/34648
10606 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
10608 2008-01-17 Anatoly Sokolov <aesok@post.ru>
10610 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
10611 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
10613 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
10615 PR rtl-optimization/34400
10616 * df-core.c (df_worklist_dataflow_overeager,
10617 df_worklist_dataflow_doublequeue): New functions.
10618 (df_worklist_dataflow): Two different worklist solvers.
10619 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
10622 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10625 * doc/invoke.texi: Document the dependence on pthread for fopenmp
10626 and ftree-parallelize-loops.
10628 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
10630 PR rtl-optimization/34826
10631 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
10633 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
10635 * global.c (find_reg): Mark the eh regs as used if necessary.
10636 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
10637 * ra.h (struct allocno): no_eh_reg field added. Changed
10638 no_stack_reg type to bitfield.
10640 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
10642 * tree.c (substitute_in_expr): Add missing 'break'.
10644 2008-01-17 Richard Guenther <rguenther@suse.de>
10646 PR tree-optimization/34825
10647 * tree-ssa-math-opts.c (is_division_by): Do not recognize
10648 x / x as division to handle.
10650 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10652 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
10653 "-pthread" is specified.
10654 * pa-hpux11.h (LIB_SPEC): Likewise.
10656 2008-01-16 Janis Johnson <janis187@us.ibm.com>
10657 Peter Bergner <bergner@vnet.ibm.com>
10659 PR rtl-optimization/33796
10660 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
10662 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10664 PR libgfortran/34699
10665 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
10667 * pa-hpux10.h (LINK_SPEC): Likewise.
10668 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
10670 2008-01-16 Richard Guenther <rguenther@suse.de>
10672 PR middle-end/32628
10673 * fold-const.c (fold_convert_const_int_from_int): Do not
10674 set overflow if that occured only because of a sign extension
10675 change when converting from/to a sizetype with the same
10676 precision and signedness.
10678 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10681 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
10682 location address to the correct place. Update copyright year.
10684 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10686 * lambda-code.c (lambda_transform_legal_p): Handle the case of
10687 no dependences in the dependence_relations vector.
10689 2008-01-16 Jan Hubicka <jh@suse.cz>
10691 PR rtl-optimization/31396
10692 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
10693 * cfg.c (dump_reg_info): Print it.
10694 * regs.h (struct reg_info_t): add freq_calls_crossed.
10695 (REG_FREQ_CALLS_CROSSED): New macro.
10696 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
10697 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
10698 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
10699 regmove_optimize): Update call crossed frequencies.
10700 * local-alloc.c (struct qty): Add freq_calls_crossed.
10701 (alloc_qty): Copute freq_calls_crossed.
10702 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
10703 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
10704 * ra.h (struct allocno): Add freq_calls_crossed.
10706 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10708 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
10709 libgomp when compiling with ftree-parallelize-loops.
10710 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
10712 2008-01-16 Richard Guenther <rguenther@suse.de>
10714 PR tree-optimization/34769
10715 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
10716 * tree.c (int_cst_value): Instead make this function more
10717 permissive in what it accepts as valid input. Document this
10718 function always sign-extends the value.
10720 2008-01-16 Jakub Jelinek <jakub@redhat.com>
10721 Richard Guenther <rguenther@suse.de>
10724 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
10725 (gimple_fold_indirect_ref_rhs): ... this.
10726 (gimple_fold_indirect_ref): New function with foldings
10727 that preserve lvalueness.
10728 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
10729 * tree-flow.h (gimple_fold_indirect_ref): Declare.
10730 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
10731 to fold an INDIRECT_REF, fall back to the old use of
10732 fold_indirect_ref_1.
10734 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10736 * tree-data-ref.c (subscript_dependence_tester_1): Call
10737 free_conflict_function.
10738 (compute_self_dependence): Same.
10740 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10743 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
10744 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
10746 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
10747 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
10748 for DWARF2_UNWIND_INFO targets.
10750 2008-01-16 Richard Guenther <rguenther@suse.de>
10753 * c-typeck.c (common_pointer_type): Do not merge inconsistent
10754 type qualifiers for function types.
10756 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
10758 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
10759 loop_iterator li from previous commit.
10761 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
10763 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
10765 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10767 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
10768 (parallelize_loops): Don't parallelize irreducible components.
10770 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10773 * c-opts (c_common_post_options): Do not enable CPP
10774 flag_pedantic_errors by default.
10776 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
10778 PR rtl-optimization/31944
10779 * cse.c (remove_pseudo_from_table): New function.
10780 (merge_equiv_classes): Use above function to remove pseudo-registers.
10781 (invalidate): Likewise.
10783 2008-01-13 Richard Guenther <rguenther@suse.de>
10785 PR middle-end/34601
10786 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
10787 instead of TYPE_MODE to deal with calls from expand_one_error_var.
10789 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
10791 * gcse.c (cprop_jump): Call validate_unshare_change instead of
10792 validate_change to unshare the source of the PC set.
10794 2008-01-12 Jan Hubicka <jh@suse.cz>
10796 PR middle-end/32135
10797 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
10798 references above array bounds. This might trigger bounds checks for
10799 pointers to arrays.
10801 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10803 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
10804 new_replaceable_dependencies.
10806 2008-01-12 Doug Kwan <dougkwan@google.com>
10808 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
10809 instead of OPT_Wreturn_type in warning due to ignored return type
10811 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
10812 options included in -Wextra.
10813 * c.opt: New option -Wignored_qualifiers.
10814 * doc/invoke.texi (Warning Options, -Wextra): Add new option
10815 -Wignore_qualifiers.
10816 (-Wignored-qualifiers): Document.
10817 (-Wreturn-type): Remove description of functionality now handled
10818 by -Wignored-qualifiers.
10820 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
10823 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
10824 NOP_EXPR if it is between integral types with the same precision.
10826 2008-01-12 Jan Hubicka <jh@suse.cz>
10829 * invoke.texi (max-inline-recursive-depth): Fix default value.
10831 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
10833 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
10836 2008-01-11 Bob Wilson <bob.wilson@acm.org>
10838 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
10840 2008-01-11 James E. Wilson <wilson@specifix.com>
10843 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
10845 2008-01-11 Anatoly Sokolov <aesok@post.ru>
10847 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
10848 save/restore frame pointer register and don't use 'call-prologues'
10849 optimization in function with "OS_task" attribute.
10851 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
10853 PR middle-end/31309
10854 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
10855 when copying to memory.
10857 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
10859 PR rtl-optimization/30905
10860 * cfgcleanup.c: Include dce.h
10861 (crossjumps_occured): New global variable.
10862 (try_crossjump_bb): Exit loop after finding a fallthru edge.
10863 If something changed, set crossjumps_occured to true.
10864 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
10865 Don't add/remove fake edges to exit here...
10866 (cleanup_cfg): ...but do it here, when crossjumping.
10867 Run a fast DCE when successful crossjumps occured in the latest
10868 iteration of try_optimize_cfg.
10870 2008-01-11 Richard Guenther <rguenther@suse.de>
10872 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
10873 (struct vn_unary_op_s): Likewise.
10874 (vn_reference_insert): Free old reference on hash collision.
10876 2008-01-10 Raksit Ashok <raksit@google.com>
10878 PR rtl-optimization/27971
10879 * combine.c (find_split_point): Split PLUS expressions which are
10880 inside a MEM rtx, and whose first operand is complex.
10882 2008-01-10 DJ Delorie <dj@redhat.com>
10884 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
10885 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
10886 (m32c_hard_regno_ok): Call the underlying function.
10888 2008-01-10 Richard Guenther <rguenther@suse.de>
10890 PR middle-end/34683
10891 * tree-cfg.c (tree_merge_blocks): Do not go through the
10892 full-blown folding and stmt updating path if we just deal
10893 with virtual operands.
10894 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
10895 test for abnormal SSA_NAMEs.
10897 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
10899 PR middle-end/34641
10900 * reload.c (push_reload): Add assertions. All constants from
10901 reg_equiv_constant should have been used for replacing the respective
10903 (find_reloads_address): Invoke find_reloads_address_part for
10904 constant taken from the reg_equiv_constant array.
10906 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
10908 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
10909 field (valnum) the first in the struct. Replace bools with
10912 2008-01-10 Richard Guenther <rguenther@suse.de>
10914 PR tree-optimization/34651
10915 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
10916 types and ordering for masking and converting.
10918 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
10920 PR tree-optimization/34017
10921 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
10922 also for PHI_NODE expressions.
10924 2008-01-09 Jan Hubicka <jh@suse.cz>
10926 PR tree-optimization/34708
10927 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
10928 based on number of case labels.
10929 (init_inline_once): Remove switch_cost.
10930 * tree-inline.h (eni_weights_d): Remove switch_cost.
10932 2008-01-09 Richard Guenther <rguenther@suse.de>
10933 Andrew Pinski <andrew_pinski@playstation.sony.com>
10935 PR middle-end/30132
10936 * gimplify.c (gimplify_cond_expr): Do not create an addressable
10937 temporary if an rvalue is ok or an lvalue is not required.
10939 2008-01-09 Richard Guenther <rguenther@suse.de>
10941 PR middle-end/34458
10942 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
10943 adjust return type.
10945 2008-01-09 Richard Guenther <rguenther@suse.de>
10947 PR middle-end/34679
10948 * tree.c (host_integerp): Check for sizetype only if the
10949 type is an integer type.
10951 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
10954 * opts.c (decode_options): Disable inlining of functions called
10955 once if not in unit-at-a-time mode.
10957 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
10959 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
10961 2008-01-08 Richard Guenther <rguenther@suse.de>
10963 PR middle-end/31863
10964 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
10965 out early if the result will be unused.
10967 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10972 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10973 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10976 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
10978 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
10979 for vectorization tuned.
10981 2008-01-08 Richard Guenther <rguenther@suse.de>
10983 PR tree-optimization/34683
10984 * tree-ssa-operands.c (operand_build_cmp): Export.
10985 * tree-ssa-operands.h (operand_build_cmp): Declare.
10986 * tree-vn.c (vuses_compare): Remove.
10987 (sort_vuses): Use operand_build_cmp.
10988 (sort_vuses_heap): Likewise.
10989 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
10990 to re-use old VEC if available. Do not sort already sorted VUSEs.
10991 (vdefs_to_vec): Do not sort already sorted VDEFs.
10993 2008-01-08 Jakub Jelinek <jakub@redhat.com>
10995 PR middle-end/34694
10996 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
10998 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11001 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
11002 limitations of reciprocal sequences on x86 targets.
11004 2008-01-08 Richard Guenther <rguenther@suse.de>
11006 PR tree-optimization/34683
11007 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
11009 2008-01-07 Jakub Jelinek <jakub@redhat.com>
11012 * config/darwin.c (darwin_mergeable_string_section): Don't use
11013 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
11015 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
11018 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
11019 negxf2. Macroize expander using X87MODEF mode iterator. Change
11020 predicates of op0 and op1 to register_operand.
11021 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
11022 expander using X87MODEF mode iterator. Change predicates of
11023 op0 and op1 to register_operand.
11024 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
11025 corresponding patterns and macroize using MODEF macro. Change
11026 predicates of op0 and op1 to register_operand and remove
11027 "m" constraint. Disparage "r" alternative with "!".
11028 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
11029 macroize using X87MODEF macro. Change predicates of op0 and op1
11030 to register_operand and remove "m" constraint. Disparage "r"
11031 alternative with "!".
11032 (absneg splitter with memory operands): Remove.
11033 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
11034 patterns and macroize using X87MODEF mode iterator.
11035 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
11036 Change predicate of op1 to register_operand.
11037 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
11038 for memory operands.
11040 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
11042 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
11044 2008-01-07 Richard Guenther <rguenther@suse.de>
11046 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
11049 2008-01-07 Richard Guenther <rguenther@suse.de>
11051 PR tree-optimization/34683
11052 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
11053 VOPs of the needed size to save memory. Use VEC_quick_push
11054 to save compile-time.
11055 (vdefs_to_vec): Likewise.
11057 2008-01-07 Sa Liu <saliu@de.ibm.com>
11059 * config/spu/spu.md (divdf3): Genetate inline code for double
11060 division. The implementation doesn't handle INF or NAN, therefore it
11061 only applies when -ffinite-math-only is given.
11063 2008-01-06 Paolo Carlini <pcarlini@suse.de>
11066 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
11067 * doc/cpp.texi ([Common Predefined Macros]): Document.
11069 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
11071 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
11072 order to use commutative addition instead of subtraction.
11074 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11075 Mircea Namolaru <namolaru@il.ibm.com>
11076 Vladimir Yanovsky <yanov@il.ibm.com>
11077 Revital Eres <eres@il.ibm.com>
11079 PR tree-optimization/34263
11080 * tree-outof-ssa.c (process_single_block_loop_latch,
11081 contains_tree_r): New functions.
11082 (analyze_edges_for_bb): Call process_single_block_loop_latch
11083 function to empty single-basic-block latch block if possible.
11085 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11087 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11089 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
11091 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11093 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
11095 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11097 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
11099 2008-01-05 Jakub Jelinek <jakub@redhat.com>
11101 PR tree-optimization/34618
11102 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
11105 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11108 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
11109 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
11110 Update copyright year.
11112 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
11113 Update copyright year.
11114 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
11117 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
11119 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
11120 edge does not point to current bb before changing need_assert.
11122 2008-01-04 Richard Guenther <rguenther@suse.de>
11124 PR middle-end/34029
11125 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
11126 for verifying purposes if they are is_gimple_min_invariant.
11128 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
11130 PR tree-optimization/34448
11131 PR tree-optimization/34465
11132 * gimplify.c (gimplify_init_constructor): Add new parameter
11133 notify_temp_creation. Use it.
11134 (gimplify_modify_expr_rhs): Take volatiles into account when
11135 optimizing constructors.
11136 Do not optimize constructors if gimplify_init_constructor will dump to
11138 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
11139 * gcc.c-torture/compile/pr34448.c: New.
11141 2008-01-04 Jakub Jelinek <jakub@redhat.com>
11143 PR gcov-profile/34609
11144 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
11145 return_slot if result is TREE_ADDRESSABLE.
11147 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
11149 * config/mips/mips.md (sqrt_condition): Tweak comment.
11150 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
11152 2008-01-03 Tom Tromey <tromey@redhat.com>
11155 * c-common.c (c_type_hash): Handle VLAs.
11157 2008-01-03 Jan Hubicka <jh@suse.cz>
11159 PR tree-optimization/31081
11160 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
11161 0 when inlining and not inlining to first basic block.
11162 (remap_decl): When var is initialized to 0, don't set default_def.
11163 (expand_call_inline): Set entry_bb.
11164 * tree-inline.h (copy_body_data): Add entry_bb.
11166 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11169 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
11172 PR tree-optimization/29484
11173 * tree-inline.c (inline_forbidden_p_2): New function.
11174 (inline_forbidden_p): Disallow inlining if some static var
11175 has an address of a local LABEL_DECL in its initializer.
11176 * doc/extend.texi (Labels as Values): Document &&foo behaviour
11179 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
11181 PR tree-optimization/34635
11182 * tree-data-ref.c (add_other_self_distances): Make sure that the
11183 evolution step is constant.
11185 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11187 PR middle-end/34608
11188 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
11190 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
11192 * tree-sra.c (scalarize_init): Insert the generate_element_init
11193 statements after the generate_element_zero statements.
11195 2008-01-02 Richard Guenther <rguenther@suse.de>
11197 PR middle-end/34093
11198 PR middle-end/31976
11199 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
11200 for very large number of operands instead of ICEing.
11202 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
11205 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
11206 while stack probing.
11208 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
11210 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
11213 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
11215 PR libmudflap/26442
11216 * tree-mudflap.c (mx_register_decls): Guard warning by
11217 !DECL_ARTIFICIAL check.
11219 2008-01-01 Jakub Jelinek <jakub@redhat.com>
11221 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
11222 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
11223 sse5_perm<mode>): Fix constraints.