1 2012-07-25 Bharathi Seshadri <bseshadr@cisco.com>
2 Jim Wilson <jimwilso@cisco.com>
4 * config/arm/bpabi.h (BE8_LINK_SPEC): Set according to
5 TARGET_BIG_ENDIAN_DEFAULT.
7 2012-07-25 Eric Botcazou <ebotcazou@adacore.com>
9 * gimple-low.c (lower_try_catch): New function.
10 (lower_stmt) <GIMPLE_TRY>: Use it to lower GIMPLE_TRY_CATCH.
11 <GIMPLE_CATCH>: Delete.
12 <GIMPLE_EH_FILTER>: Likewise.
14 2012-07-25 Eric Botcazou <ebotcazou@adacore.com>
16 * expr.c (expand_expr_real_1): Do not expand operand #1 and #2
17 of BIT_FIELD_REF for ignored results.
18 * fold-const.c (fold_ternary_loc) <BIT_FIELD_REF>: Check that the
19 CONSTRUCTOR has vector type before using vector accessors on it.
20 * gimplify.c (gimplify_compound_lval): Do not gimplify operand #1 and
22 (gimplify_expr) <BIT_FIELD_REF>: Likewise.
23 * tree-nested.c (convert_nonlocal_reference_op) <BIT_FIELD_REF>: Do
24 not process operand #1 and #2.
25 (convert_local_reference_op): Likewise.
26 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Remove superfluous
28 <BIT_FIELD_REF>: Reuse operand #1 and #2 directly.
29 * tree.c (stabilize_reference) <BIT_FIELD_REF>: Do not stabilize
31 (UPDATE_FLAGS): Do not consider operand #2 of BIT_FIELD_REF.
32 (build6_stat): Delete.
33 * tree.h (build6_stat, build6, build6_stat_loc, build6_loc): Likewise.
35 2012-07-25 Marc Glisse <marc.glisse@inria.fr>
37 PR tree-optimization/30318
38 * tree-vrp.c (extract_range_from_binary_expr_1) [PLUS_EXPR]:
40 [MINUS_EXPR]: Merge with PLUS_EXPR.
42 2012-07-25 Sandra Loosemore <sandra@codesourcery.com>
43 Paul Brook <paul@codesourcery.com>
47 * target.def (warn_func_return): New hook.
48 * doc/tm.texi.in (TARGET_WARN_FUNC_RETURN): New hook.
49 * doc/tm.texi: Regenerate.
50 * doc/sourcebuild.texi (Effective-Target Keywords): Document
52 * ipa-pure-const.c (warn_function_noreturn): Check
53 targetm.warn_func_return.
54 * tree-cfg.c (execute_warn_function_return): Likewise.
55 * config/spu/spu.c (spu_warn_func_return): New.
56 (TARGET_WARN_FUNC_RETURN): Define.
57 * config/rx/rx.c (rx_warn_func_return): New.
58 (TARGET_WARN_FUNC_RETURN): Define.
59 * config/avr/avr.c (avr_warn_func_return): New.
60 (TARGET_WARN_FUNC_RETURN): Define.
61 * config/arm/arm.c (arm_warn_func_return): New.
62 (TARGET_WARN_FUNC_RETURN): Define.
63 * config/mcore/mcore.c (mcore_warn_func_return): New.
64 (TARGET_WARN_FUNC_RETURN): Define.
65 (saved_warn_return_type, saved_warn_return_type_count): Remove.
66 (mcore_reorg, mcore_handle_naked_attribute): Remove warn_return hack.
68 2012-07-25 Siddhesh Poyarekar <siddhesh@redhat.com>
70 * final.c [ASSEMBLER_DIALECT](do_assembler_dialects): New
71 function to implement assembler dialects.
72 (output_asm_insn): Use do_assembler_dialects.
73 (asm_fprintf): Likewise.
75 2012-07-25 Richard Henderson <rth@redhat.com>
78 * libfuncs.h: Don't include optabs.h.
79 (struct libfunc_entry): Use "int" for op, mode1, mode2 members.
80 * optabs.c (hash_libfunc): Don't cast members to int.
81 * Makefile.in (LIBFUNCS_H): Don't include OPTABS_H.
83 2012-07-25 Dodji Seketeli <dodji@redhat.com>
85 * basic-block.c: Fix typo in comment.
87 2012-07-25 Kirill Yukhin <kirill.yukhin@intel.com>
88 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
90 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PRFCHW_SET): New.
91 (OPTION_MASK_ISA_PRFCHW_UNSET): Likewise.
92 (ix86_handle_option): Handle mprfchw option.
93 * config.gcc (i[34567]86-*-*): Add prfchwintrin.h.
94 (x86_64-*-*): Likewise.
95 * config/i386/prfchwintrin.h: New header.
96 * config/i386/cpuid.h (bit_PRFCHW): New.
97 (bit_BMI): Formatting fix.
100 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
102 * config/i386/i386-c.c: Define __PRFCHW__ if needed.
103 * config/i386/i386.c (ix86_target_string): Define
104 -mprfchw option. Formatting fixes.
105 (PTA_HLE): Formatting fix.
107 (ix86_option_override_internal): Handle new option.
108 (ix86_valid_target_attribute_inner_p): Add OPT_mprfchw.
109 * config/i386/i386.h (TARGET_PRFCHW): New.
110 * config/i386/i386.md (prefetch): Enable for TARGET_PRFCHW.
111 * config/i386/i386.opt (mprfchw): New.
112 * config/i386/mm3dnow.h: Move _m_prefetchw from here to
114 * config/i386/x86intrin.h: Include prfchwintrin.h.
116 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
118 * config/i386/i386.md (stack_protect_set): Disable the pattern
119 for Android since Android libc (bionic) does not provide random
120 value for stack protection guard at gs:0x14. Guard value
121 will be provided from external symbol (default implementation).
122 (stack_protect_set_<mode>): Likewise.
123 (stack_protect_test): Likewise.
124 (stack_protect_test_<mode>): Likewise.
125 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
126 not have Bionic by default
127 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
128 Macro OPTION_BIONIC is defined in this file and provides Bionic
131 2012-07-25 Steven Bosscher <steven@gcc.gnu.org>
133 * gimple-pretty-print.c (gimple_dump_bb_buff): Call pp_flush.
135 2012-07-25 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
138 * config.gcc (i[34567]86-*-linux* | ...): Add btver2.
139 (case ${target}): Add btver2.
140 * config/i386/driver-i386.c (host_detect_local_cpu): Let
141 -march=native recognize btver2 processors.
142 * config/i386/i386-c.c (ix86_target_macros_internal): Add
144 * config/i386/i386.c (struct processor_costs btver2_cost): New
146 (m_BTVER2): New definition.
147 (m_AMD_MULTIPLE): Includes m_BTVER2.
148 (initial_ix86_tune_features): Add btver2 tune.
149 (processor_target_table): Add btver2 entry.
150 (static const char *const cpu_names): Add btver2 entry.
151 (software_prefetching_beneficial_p): Add btver2.
152 (ix86_option_override_internal): Add btver2 instruction sets.
153 (ix86_issue_rate): Add btver2.
154 (ix86_adjust_cost): Add btver2.
155 * config/i386/i386.h (TARGET_BTVER2): New definition.
156 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver2.
157 (enum processor_type): Add PROCESSOR_BTVER2.
158 * config/i386/i386.md (define_attr "cpu"): Add btver2.
160 2012-07-24 Bill Schmidt <wschmidt@linux.ibm.com>
162 * doc/tm.texi: Regenerate.
163 * targhooks.c (default_init_cost): Add prologue and epilogue costs.
164 (default_add_stmt_cost): Likewise; also handle NULL stmt_info.
165 (default_finish_cost): Add prologue and epilogue costs.
166 * targhooks.h (default_add_stmt_cost): Change parameter list.
167 (default_finish_cost): Likewise.
168 * target.def (init_cost): Change documentation string.
169 (add_stmt_cost): Change documentation string and parameter list.
170 (finish_cost): Likewise.
171 * target.h (vect_cost_model_location): New enum.
172 * tree-vectorizer.h (struct _slp_tree): Remove cost substruct.
173 (struct _slp_instance): Remove cost substruct; rename stmt_cost_vec
175 (SLP_INSTANCE_OUTSIDE_OF_LOOP_COST): Remove.
176 (SLP_INSTANCE_STMT_COST_VEC): Rename to SLP_INSTANCE_BODY_COST_VEC.
177 (SLP_TREE_OUTSIDE_OF_LOOP_COST): Remove.
178 (struct _vect_peel_extended_info): Rename stmt_cost_vec to
180 (struct _stmt_vec_info): Remove cost substruct.
181 (STMT_VINFO_OUTSIDE_OF_LOOP_COST): Remove.
182 (stmt_vinfo_set_outside_of_loop_cost): Remove.
183 (builtin_vectorization_cost): New function.
184 (vect_get_stmt_cost): Change to use builtin_vectorization_cost.
185 (add_stmt_cost): Change parameter list.
186 (finish_cost): Likewise.
187 (vect_model_simple_cost): Likewise.
188 (vect_model_store_cost): Likewise.
189 (vect_model_load_cost): Likewise.
190 (record_stmt_cost): Likewise.
191 (vect_get_load_cost): Likewise.
192 (vect_get_known_peeling_cost): Likewise.
193 * tree-vect-loop.c (vect_get_known_peeling_cost): Change parameter
194 list; call record_stmt_cost for prologue and epilogue costs.
195 (vect_estimate_min_profitable_iters): Call add_stmt_cost for
196 prologue and epilogue costs; remove computation of vec_outside_cost;
197 return vec_prologue_cost and vec_epilogue_cost from finish_cost.
198 (vect_model_reduction_cost): Revise call to add_stmt_cost for body
199 costs; call add_stmt_cost for prologue and epilogue costs.
200 (vect_model_induction_cost): Revise call to add_stmt_cost for body
201 costs; call add_stmt_cost for prologue costs.
202 * tree-vect-data-refs.c (vect_get_data_access_cost): Change parameter
203 list for function and arguments for calls to vect_get_load_cost and
205 (vect_peeling_hash_get_lowest_cost): Change argument list for calls to
206 vect_get_data_access_cost and vect_get_known_peeling_cost; use
207 temporary vectors prologue_cost_vec and epilogue_cost_vec for the
208 latter call and discard their results; rename stmt_cost_vec to
209 body_cost_vec; correct possible storage leak for body_cost_vec.
210 (vect_peeling_hash_choose_best_peeling): Rename stmt_cost_vec to
212 (vect_enhance_data_refs_alignment): Rename stmt_cost_vec to
213 body_cost_vec; add extra dummy parameter on calls to
214 vect_get_data_access_cost; tolerate null si->stmt; add vect_body to
215 argument list on call to add_stmt_cost.
216 * tree-vect-stmts.c (record_stmt_cost): Change parameter list;
217 rename stmt_cost_vec to body_cost_vec; tolerate null stmt_info; call
218 builtin_vectorization_cost; add "where" parameter on call to
220 (vect_model_simple_cost): Change parameter list; call record_stmt_cost
221 for prologue costs; remove call to stmt_vinfo_set_outside_of_loop_cost;
222 rename stmt_cost_vec to body_cost_vec.
223 (vect_model_promotion_demotion_cost): Add vect_body argument to call
224 to add_stmt_cost; call add_stmt_cost for prologue costs; remove call
225 to stmt_vinfo_set_outside_of_loop_cost.
226 (vect_model_store_cost): Change parameter list; call record_stmt_cost
227 for prologue costs; add vect_body argument to call to record_stmt_cost;
228 rename stmt_cost_vec to body_cost_vec; remove call to
229 stmt_vinfo_set_outside_of_loop_cost.
230 (vect_get_store_cost): Rename stmt_cost_vec to body_cost_vec; add
231 vect_body argument to calls to record_stmt_cost.
232 (vect_model_load_cost): Change parameter list; rename stmt_cost_vec to
233 body_cost_vec; add vect_body argument to calls to record_stmt_cost;
234 remove call to stmt_vinfo_set_outside_of_loop_cost.
235 (vect_get_load_cost): Change parameter list; rename stmt_cost_vec to
236 body_cost_vec; add vect_body argument to calls to record_stmt_cost;
237 call record_stmt_cost for prologue costs.
238 (vectorizable_store): Change argument list for call to
239 vect_model_store_cost.
240 (vectorizable_load): Change argument list for call to
241 vect_model_load_cost.
242 (new_stmt_vec_info): Remove assignment to
243 STMT_VINFO_OUTSIDE_OF_LOOP_COST.
244 * config/spu/spu.c (spu_init_cost): Add prologue and epilogue costs.
245 (spu_add_stmt_cost): Likewise; also handle NULL stmt_info.
246 (spu_finish_cost): Add prologue and epilogue costs.
247 * config/i386/i386.c (i386_init_cost): Add prologue and epilogue costs.
248 (i386_add_stmt_cost): Likewise; also handle NULL stmt_info.
249 (i386_finish_cost): Add prologue and epilogue costs.
250 * config/rs6000/rs6000.c (rs6000_init_cost): Add prologue and epilogue
252 (rs6000_add_stmt_cost): Likewise; also handle NULL stmt_info.
253 (rs6000_finish_cost): Add prologue and epilogue costs.
254 * tree-vect-slp.c (vect_free_slp_instance): Rename
255 SLP_INSTANCE_STMT_COST_VEC to SLP_INSTANCE_BODY_COST_VEC.
256 (vect_create_new_slp_node): Remove assignment to
257 SLP_TREE_OUTSIDE_OF_LOOP_COST.
258 (vect_get_and_check_slp_defs): Change parameter list; change argument
259 lists to calls to vect_model_store_cost and vect_model_simple_cost.
260 (vect_build_slp_tree): Change parameter list; change argument lists
261 to calls to vect_model_load_cost, vect_get_and_check_slp_defs, and
262 recursive self-calls; remove setting of outside_cost from
263 SLP_TREE_OUTSIDE_OF_LOOP_COST; add vect_body argument to call to
265 (vect_analyze_slp_instance): Rename stmt_cost_vec to body_cost_vec;
266 rename SLP_INSTANCE_STMT_COST_VEC to SLP_INSTANCE_BODY_COST_VEC;
267 remove assignment to SLP_INSTANCE_OUTSIDE_OF_LOOP_COST; record SLP
269 (vect_bb_vectorization_profitable_p): Rename stmt_cost_vec to
270 body_cost_vec; handle null ci->stmt; add vect_body argument to call
271 to add_stmt_cost; simplify calls to targetm.vectorize.
272 builtin_vectorization_cost; return vec_prologue_cost and
273 vec_epilogue_cost from finish_cost.
274 (vect_update_slp_costs_according_to_vf): Rename stmt_cost_vec to
275 body_cost_vec; add vect_body argument to call to add_stmt_cost.
277 2012-07-24 Richard Henderson <rth@redhat.com>
279 * system.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Poison.
280 * config/cris/cris.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
281 * config/h8300/h8300.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
282 * config/mn10300/mn10300.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
283 * config/rs6000/rs6000.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove
285 * config/v850/v850.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
286 * config/v850/v850.md (fixuns_truncsfsi2, fixuns_truncdfsi2): New.
287 (fix_truncsfsi2, fix_truncdfsi2): Avoid double FIX.
288 * config/vax/vax.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
289 * config/vax/vax.md (fixuns_trunc<VAXfp><VAXint>): New.
290 * doc/tm.texi.in (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
291 * doc/tm.texi: Rebuild.
293 2012-07-24 Richard Henderson <rth@redhat.com>
295 * optabs.def: New file.
296 * Makefile.in (OPTABS_H): Add insn-opinit.h.
297 (MOSTLYCLEANFILES): Likewise.
298 (insn-opinit.o): Remove reload.h
299 (simple_rtl_generated_c): Remove insn-opinit.c.
300 (s-opinit): New rule.
301 (build/genopinit.o): Add optabs.def.
302 * genopinit.c (rtx_upname): New.
303 (optabs): Extract to optabs.def
304 (enum optab_tag, struct optab_def_d, optabs): New.
305 (struct pattern_d, patterns): New.
306 (match_pattern): Split out from ...
307 (gen_insn): ... here. Push matches on patterns vec.
308 (pattern_cmp, optab_kind_cmp, optab_rcode_cmp): New.
309 (header_file_name, source_file_name, handle_arg): New.
311 (main): Sort and emit new tables. Generate lookup_handler,
312 raw_optab_handler, swap_optab_enable.
313 * libfuncs.h (libfunc_entry): Change "size_t optab" to "optab op".
314 * optabs.c (code_to_optab_): Remove.
315 (hash_libfunc): Update for optab name change.
316 (eq_libfunc): Likewise.
317 (convert_optab_libfunc): Update computation of optab member;
318 use the new convlib_def table.
319 (optab_libfunc): Similarly.
320 (set_optab_libfunc, set_conv_libfunc): Likewise.
321 (sign_expand_binop): Use swap_optab_enable instead of fake optabs.
322 (init_insn_codes, init_optab, init_optabv, init_convert_optab): Remove.
323 (init_optabs): Don't call them; export the data to optabs.def.
324 (gen_int_libfunc, gen_fp_libfunc): Export non-static.
325 (gen_fixed_libfunc, gen_signed_fixed_libfunc): Likewise.
326 (gen_unsigned_fixed_libfunc, gen_int_fp_libfunc): Likewise.
327 (gen_intv_fp_libfunc, gen_int_fp_fixed_libfunc): Likewise.
328 (gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc): Likewise.
329 (gen_int_signed_fixed_libfunc): Likewise.
330 (gen_int_unsigned_fixed_libfunc): Likewise.
331 (gen_interclass_conv_libfunc, gen_int_to_fp_conv_libfunc): Likewise.
332 (gen_ufloat_conv_libfunc): Likewise.
333 (gen_int_to_fp_nondecimal_conv_libfunc): Likewise.
334 (gen_fp_to_int_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
335 (gen_trunc_conv_libfunc, gen_extend_conv_libfunc): Likewise.
336 (gen_fract_conv_libfunc, gen_fractuns_conv_libfunc): Likewise.
337 (gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): Likewise.
338 (debug_optab_libfuncs): Update for optab representation change.
339 * optabs.h: Include insn-opinit.h.
340 (optab, convert_optab, direct_optab): New typedefs.
341 (struct optab_handlers, struct widening_optab_handlers): Remove.
342 (struct optab_libcall_d): Rename from optab_d; remove code_,
343 handlers, widening members.
344 (struct convert_optab_libcall_d): Rename from convert_optab_d;
345 remove code_ and handlers members.
346 (enum optab_index, enum convert_optab_index): Remove.
347 (enum direct_optab_index): Remove.
348 (code_to_optab_): Fix array range.
349 (optab_to_code): Covert to inline function.
350 (optab_to_code_, convlib_def, normlib_def): Declare.
351 (raw_optab_handler, swap_optab_enable): Declare.
352 (unknown_optab): Remove; export to optabs.def
353 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
354 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
355 ssashl_optab, usashl_optab, add_optab, sub_optab, smul_optab,
356 addv_optab, subv_optab, smul_highpart_optab, umul_highpart_optab,
357 smul_widen_optab, umul_widen_optab, usmul_widen_optab,
358 smadd_widen_optab, umadd_widen_optab, ssmadd_widen_optab,
359 usmadd_widen_optab, smsub_widen_optab, umsub_widen_optab,
360 ssmsub_widen_optab, usmsub_widen_optab, sdiv_optab, smulv_optab,
361 sdivv_optab, sdivmod_optab, udiv_optab, udivmod_optab, smod_optab,
362 umod_optab, fmod_optab, remainder_optab, ftrunc_optab, and_optab,
363 ior_optab, xor_optab, ashl_optab, lshr_optab, ashr_optab, rotl_optab,
364 rotr_optab, vashl_optab, vlshr_optab, vashr_optab, vrotl_optab,
365 vrotr_optab, smin_optab, smax_optab, umin_optab, umax_optab, pow_optab,
366 atan2_optab, fma_optab, fms_optab, fnma_optab, fnms_optab, mov_optab,
367 movstrict_optab, movmisalign_optab, storent_optab, neg_optab,
368 negv_optab, abs_optab, absv_optab, one_cmpl_optab, bswap_optab,
369 ffs_optab, clz_optab, ctz_optab, clrsb_optab, popcount_optab,
370 parity_optab, sqrt_optab, sincos_optab, sin_optab, asin_optab,
371 cos_optab, acos_optab, exp_optab, exp10_optab, exp2_optab, expm1_optab,
372 ldexp_optab, scalb_optab, significand_optab, logb_optab, ilogb_optab,
373 log_optab, log10_optab, log2_optab, log1p_optab, floor_optab,
374 ceil_optab, btrunc_optab, round_optab, nearbyint_optab, rint_optab,
375 tan_optab, atan_optab, copysign_optab, signbit_optab, isinf_optab,
376 cmp_optab, ucmp_optab, eq_optab, ne_optab, gt_optab, ge_optab,
377 lt_optab, le_optab, unord_optab, strlen_optab, cbranch_optab,
378 cmov_optab, cstore_optab, ctrap_optab, push_optab, addcc_optab,
379 reduc_smax_optab, reduc_umax_optab, reduc_smin_optab, reduc_umin_optab,
380 reduc_splus_optab, reduc_uplus_optab, ssum_widen_optab,
381 usum_widen_optab, sdot_prod_optab, udot_prod_optab, vec_set_optab,
382 vec_extract_optab, vec_init_optab, vec_shl_optab, vec_shr_optab,
383 vec_realign_load_optab, vec_widen_umult_hi_optab,
384 vec_widen_umult_lo_optab, vec_widen_smult_hi_optab,
385 vec_widen_smult_lo_optab, vec_widen_umult_even_optab,
386 vec_widen_umult_odd_optab, vec_widen_smult_even_optab,
387 vec_widen_smult_odd_optab, vec_widen_ushiftl_hi_optab,
388 vec_widen_ushiftl_lo_optab, vec_widen_sshiftl_hi_optab,
389 vec_widen_sshiftl_lo_optab, vec_unpacks_hi_optab, vec_unpacks_lo_optab,
390 vec_unpacku_hi_optab, vec_unpacku_lo_optab, vec_unpacks_float_hi_optab,
391 vec_unpacks_float_lo_optab, vec_unpacku_float_hi_optab,
392 vec_unpacku_float_lo_optab, vec_pack_trunc_optab, vec_pack_ssat_optab,
393 vec_pack_usat_optab, vec_pack_sfix_trunc_optab,
394 vec_pack_ufix_trunc_optab, powi_optab, sync_compare_and_swap_optab,
395 sync_lock_test_and_set_optab, sync_old_add_optab, sync_old_sub_optab,
396 sync_old_ior_optab, sync_old_and_optab, sync_old_xor_optab,
397 sync_old_nand_optab, sync_new_add_optab, sync_new_sub_optab,
398 sync_new_ior_optab, sync_new_and_optab, sync_new_xor_optab,
399 sync_new_nand_optab, sext_optab, zext_optab, trunc_optab, sfix_optab,
400 ufix_optab, sfixtrunc_optab, ufixtrunc_optab, sfloat_optab,
401 ufloat_optab, lrint_optab, lround_optab, lfloor_optab, lceil_optab,
402 fract_optab, fractuns_optab, satfract_optab, satfractuns_optab,
403 vec_load_lanes_optab, vec_store_lanes_optab, vcond_optab, vcondu_optab,
404 movcc_optab, reload_in_optab, reload_out_optab, movmem_optab,
405 setmem_optab, cmpstr_optab, cmpstrn_optab, cmpmem_optab,
406 sync_lock_release_optab, sync_add_optab, sync_sub_optab,
407 sync_ior_optab, sync_and_optab, sync_xor_optab, sync_nand_optab,
408 atomic_exchange_optab, atomic_compare_and_swap_optab,
409 atomic_load_optab, atomic_store_optab, atomic_add_fetch_optab,
410 atomic_sub_fetch_optab, atomic_and_fetch_optab,
411 atomic_nand_fetch_optab, atomic_xor_fetch_optab, atomic_or_fetch_optab,
412 atomic_fetch_add_optab, atomic_fetch_sub_optab, atomic_fetch_and_optab,
413 atomic_fetch_nand_optab, atomic_fetch_xor_optab, atomic_fetch_or_optab,
414 atomic_add_optab, atomic_sub_optab, atomic_and_optab,
415 atomic_nand_optab, atomic_xor_optab, atomic_or_optab,
416 atomic_always_lock_free_optab, atomic_is_lock_free_optab,
417 atomic_thread_fence_optab, atomic_signal_fence_optab,
418 vec_perm_optab, vec_perm_const_optab): Likewise.
419 (struct target_optabs): Remove x_optab_table, x_convert_optab_table,
420 and x_direct_optab_table members; add pat_enable.
421 (optab_table, convert_optab_table, direct_optab_table): Remove.
422 (optab_handler): Use raw_optab_handler.
423 (widening_optab_handler, convert_optab_handler): Likewise.
424 (set_optab_handler, set_widening_optab_handler): Remove.
425 (set_convert_optab_handler, set_direct_optab_handler): Remove.
426 (direct_optab_handler): Defer to optab_handler.
427 * rtl.h (NON_GENERATOR_NUM_RTX_CODE): New.
429 2012-07-24 Jason Merrill <jason@redhat.com>
431 * bitmap.c (bitmap_descriptor): Adjust order of parameters to
433 * statistics.h (ALONE_FINAL_MEM_STAT_DECL): Correct typo.
435 2012-07-24 Richard Henderson <rth@redhat.com>
437 * optabs.h (struct optab_d): Rename code member to code_.
438 (struct convert_optab_h): Likewise.
439 (code_to_optab_): Rename from code_to_optab.
440 (code_to_optab, optab_to_code): New.
441 * dojump.c (do_compare_rtx_and_jump): Use code_to_optab.
442 * ifcvt.c (noce_emit_move_insn): Likewise.
443 * optabs.c (simplify_expand_binop): Use optab_to_code.
444 (expand_simple_binop, shift_optab_p, commutative_optab_p): Likewise.
445 (avoid_expensive_constant, expand_binop_directly): Likewise.
446 (expand_binop, expand_simple_unop, expand_unop_direct): Likewise.
447 (expand_unop, prepare_float_lib_cmp, expand_fixed_convert): Likewise.
448 (have_insn_for, debug_optab_libfuncs): Likewise.
449 (init_optab, init_optabv, init_convert_optab): Update for optab
452 * libfuncs.h: Include optabs.h.
453 * dwarf2out.c, lto-streamer.in.c: Don't include libfuncs.h.
454 * Makefile.in (LIBFUNCS_H): Add OPTABS_H.
455 (lto-streamer-in.o, dwarf2out.o): Update deps.
457 * optabs.h (unknown_optab): New.
458 * builtins.c (interclass_mathfn_icode): Use it.
459 * dojump.c (do_compare_rtx_and_jump): Likewise.
460 * optabs.c (optab_for_tree_code, expand_binop): Likewise.
461 * tree-vect-generic.c (add_rshift, expand_vector_divmod): Likewise.
462 (expand_vector_operations_1): Likewise.
463 * tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
464 * tree-vect-stmts.c (supportable_narrowing_operation): Likewise.
466 2012-07-24 Steven Bosscher <steven@gcc.gnu.org>
468 * alloc-pool.c (create_alloc_pool): Fix ENABLE_CHECKING check.
470 2012-07-24 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
473 * config/arm/arm.c (arm_print_operand_address): Remove superfluous
475 * config/arm/neon.md ("neon_vld3_lane<mode>":VD): Remove alignment
477 ("neon_vld3_lane<mode>":VMQ): Likewise.
478 ("neon_vld3_dup<mode>":VDX): Likewise.
479 ("neon_vst3_lane<mode>":VD): Likewise.
480 ("neon_vst3_lane<mode>":VMQ): Likewise.
482 2012-07-24 Roland McGrath <mcgrathr@google.com>
484 * arm.c (arm_get_frame_offsets): Don't use fixed regs for
485 stack alignment padding.
487 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
490 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
491 negative constant address for TARGET_X32 ...
492 (ix86_decompose_address): ... here. Reject constant addresses
493 that don't satisfy x86_64_immediate_operand predicate.
495 2012-07-24 Julian Brown <julian@codesourcery.com>
497 * doc/sourcebuild.texi (arm_hf_eabi): Document effective-target check.
499 2012-07-24 Steven Bosscher <steven@gcc.gnu.org>
501 * sbitmap.h (SBITMAP_ELT_BITS): Use "1u" trick as for BITMAP_WORD_BITS.
502 Move test to check that there is a popcount function for the the number
503 of bits in SBITMAP_ELT_BITS to sbitmap.c.
504 * sbitmap.c: Test SBITMAP_ELT_BITS, not HOST_BITS_PER_WIDEST_FAST_INT.
505 MEM_STAT_INFO): Define in terms of their ALONE counterparts.
507 * configure.ac (GATHER_STATISTICS): Always define, non-zero if enabled.
508 * configure: Regenerate.
509 * statistics.h (GATHER_STATISTICS): Error out if it is not defined.
510 (GCC_MEM_STAT_ARGUMENTS): New define.
511 (ALONE_MEM_STAT_DECL): Define in terms of GCC_MEM_STAT_ARGUMENTS.
512 (ALONE_FINAL_MEM_STAT_DECL, ALONE_FINAL_PASS_MEM_STAT): New defines.
513 (MEM_STAT_DECL, FINAL_MEM_STAT_DECL, PASS_MEM_STAT,
514 FINAL_PASS_MEM_STAT): Define.
515 * ggc-internal.h (ggc_record_overhead): Use FINAL_MEM_STAT_DECL.
516 * ggc.h (ggc_record_overhead, ggc_free_overhead,
517 ggc_prune_overhead_list): Remove internal prototypes, they are defined
518 already in ggc-internal.h.
519 * ggc-common.c (struct loc_descriptor): Remove #ifdef GATHER_STATISTICS
521 (add_statistics): Likewise.
522 (dump_ggc_loc_statistics): Likewise. Return if GATHER_STATISTICS is 0.
523 * ggc-zone.c (struct page_entry): Remove #ifdef GATHER_STATISTICS
524 wrappers around "survived" and "stats" members.
525 (alloc_large_page): Always initialize survived.
526 (ggc_internal_alloc_zone_stat): Likewise.
527 Remove #ifdef GATHER_STATISTICS wrappers. Record overhead if
528 GATHER_STATISTICS is non-0.
529 (ggc_free): Convert #ifdef GATHER_STATISTICS to if-code.
530 (sweep_pages): Always increase survived.
531 (ggc_collect_1): Convert #ifdef GATHER_STATISTICS to if-code.
532 (calculate_average_page_survival): Always define.
533 (ggc_collect): Convert #ifdef GATHER_STATISTICS to if-code.
534 (ggc_print_statistics): Likewise.
535 (ggc_pch_read): Likewise.
536 * ggc-page.c (struct globals): Always define "stats" member.
537 (ggc_internal_alloc_stat): Convert #ifdef GATHER_STATISTICS to if-code.
538 (ggc_free): Likewise.
539 (ggc_collec): Likewise.
540 (ggc_print_statistics): Likewise.
541 * bitmap.h (struct bitmap_head_def): Always define "desc" member.
542 (bitmap_initialize_stat): Convert #ifdef GATHER_STATISTICS to if-code.
543 * gimple.h (enum gimple_alloc_kind): Always define.
544 (gimple_alloc_kind): Likewise.
545 * tree-flow.h (phinodes_print_statistics): Always define.
546 (ssanames_print_statistics): Likewise.
547 * vec.h (vec_heap_free): Always define.
548 (VEC_stack_alloc): Define if GATHER_STATISTICS is non-0.
549 * alloc-pool.c (alloc_pool_descriptor): Always define.
550 (create_alloc_pool): Convert #ifdef GATHER_STATISTICS to if-code.
551 (empty_alloc_pool): Likewise.
552 (pool_alloc): Likewise.
553 (pool_free): Likewise.
554 (dump_alloc_pool_statistics): Likewise.
555 (print_statistics): Always define.
556 * bitmap.c (struct bitmap_descriptor): Always define.
557 (bitmap_register): Pass ALONE_FINAL_PASS_MEM_STAT.
558 (register_overhead): Always define.
559 (bitmap_element_free): Convert #ifdef GATHER_STATISTICS to if-code.
560 (bitmap_element_allocate): Likewise.
561 (bitmap_elt_clear_from): Likewise.
562 (bitmap_obstack_alloc_stat): Likewise.
563 (bitmap_gc_alloc_stat): Likewise.
564 (bitmap_obstack_free): Likewise.
565 (bitmap_find_bit): Likewise.
566 (bitmap_ior_and_into): Likewise.
567 (bitmap_print): Likewise.
568 (dump_bitmap_statistics): Likewise. Return if GATHER_STATISTICS is 0.
569 * gimple.c (gimple_alloc_counts, gimple_alloc_sizes): Always define.
570 (gimple_alloc_kind_names): Likewise.
571 (gimple_alloc_stat): Convert #ifdef GATHER_STATISTICS to if-code.
572 (dump_gimple_statistics): Likewise. Return if GATHER_STATISTICS is 0.
573 * rtl.c (rtx_alloc_counts, rtx_alloc_sizes, rtvec_alloc_counts,
574 rtvec_alloc_sizes): Always define.
575 (rvec_alloc): Convert #ifdef GATHER_STATISTICS to if-code.
576 (rtx_alloc_stat): Likewise.
577 (dump_rtx_statistics): Likewise. Return if GATHER_STATISTICS is 0.
578 * tree.c (_obstack_allocated_p, tree_code_counts, tree_node_counts,
579 tree_node_sizes, tree_node_kind_names): Always define.
580 (record_node_allocation_statistics): Convert #ifdef GATHER_STATISTICS
582 (type_hash_canon): Likewise.
583 (dump_tree_statistics): Likewise.
584 * tree-ssanames.c (ssa_name_nodes_reused, ssa_name_nodes_created):
586 (ssanames_print_statistics): Likewise.
587 (make_ssa_name_fn): Convert #ifdef GATHER_STATISTICS to if-code.
588 * tree-phinodes.c (phi_nodes_reused, phi_nodes_created): Always define.
589 (phinodes_print_statistics): Likewise.
590 (allocate_phi_node): Convert #ifdef GATHER_STATISTICS to if-code.
591 * vec.c (struct vec_descriptor): Always define.
592 (hash_descriptor, eq_descriptor, ptr_hash_entry, hash_ptr, eq_ptr,
593 vec_descriptor, rester_overhead, free_overhead): Likewise.
594 (cmp_statistic): Likewise.
595 (vec_heap_free): Convert #ifdef GATHER_STATISTICS to if-code.
596 (vec_heap_o_reserve_1): Likewise.
597 (dump_vec_loc_statistics): Likewise.
599 2012-07-24 Richard Guenther <rguenther@suse.de>
601 PR tree-optimization/53616
602 * tree-loop-distribution.c (ldist_gen): Do not change
603 partition ordering when merging partitions.
605 2012-07-24 Alan Modra <amodra@gmail.com>
609 * config/rs6000/constraints.md (Y): Use mem_operand_gpr.
610 * config/rs6000/predicates.md (word_offset_memref_operand): Delete.
611 Adjust all rs6000_legitimate_offset_address_p calls.
612 * config/rs6000/rs6000-protos.h (mem_operand_gpr): Declare.
613 (rs6000_secondary_reload_gpr): Declare.
614 (rs6000_legitimate_offset_address_p): Update prototype.
615 (rs6000_offsettable_memref_p): Delete.
616 (rs6000_secondary_reload_ppc64): Delete.
617 * config/rs6000/rs6000.c (address_offset): New function.
618 (mem_operand_gpr): Likewise.
619 (rs6000_legitimate_offset_address_p): Add worst_case param. When
620 not worst_case assume class of regs with least restrictive offsets.
622 (legitimate_lo_sum_address_p): Simplify register mode tests.
623 (rs6000_legitimize_address): Likewise. Assume best case offset
624 addressing. Combine ELF and MACHO lo_sum code.
625 (rs6000_mode_dependent_address): Correct offset addressing limits.
626 (rs6000_offsettable_memref_p): Make static, add reg_mode param.
627 Use reg_mode to help rs6000_legitimate_offset_address_p.
628 (rs6000_secondary_reload): Use address_offset. Handle 32-bit multi
629 gpr load/store when offset too large.
630 (rs6000_secondary_reload_gpr): Renamed rs6000_secondary_reload_ppc64.
631 (rs6000_split_multireg_move): Adjust rs6000_offsettable_memref_p calls.
632 * config/rs6000/rs6000.md (movdf_hardfloat32): Use 'Y' constraint
633 for gpr load/store. Order alternatives as r->Y,Y->r,r->r and
634 d->m,m->d,d->d. Correct size of gpr load/store.
635 (movdf_softfloat32): Use 'Y' constraint for gpr load/store. Order
637 (movti_ppc64): Likewise.
638 (movdi_internal32): Likewise. Also disparage fprs.
639 (movdi_mfpgpr, movdi_internal64): Likewise.
640 (movtf_internal): Use 'm' for fpr load/store. Order alternatives.
641 (movtf_softfloat): Order alternatives.
642 (extenddftf2_internal): Use 'm' and 'Y' for store.
643 (movti_power, movti_string): Use 'Y' for gpr load/store. Order.
644 (stack_protect_setdi, stack_protect_testdi): Likewise.
645 (movdf_hardfloat64_mfpgpr, movdf_hardfloat64): Order alternatives.
646 (movdf_softfloat64): Likewise.
647 (reload_<mode>_store): Adjust reload_di_store to provide
648 reload_si_store as well.
649 (reload_<mode>_load): Likewise.
651 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
654 * config/sh/predicates.md (general_movsrc_operand,
655 general_movdst_operand): Reject T_REG.
656 * config/sh/sh.md (*extendqisi2_compact_reg, *extendhisi2_compact_reg,
657 movsi_i, movsi_ie, movsi_i_lowpart, *movqi_reg_reg, *movhi_reg_reg):
658 Remove T_REG alternatives.
659 (*negtstsi): New insn.
661 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
664 * config/sh/sh.md (mulsf3_ie): Delete.
665 (mulsf3_i4): Rename to mulsf3_i.
666 (mulsf3): Emit mulsf3_i insn.
668 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
670 * config/sh/sh.md (addc1, subc1): Delete.
671 (adddi3_compact): Use addc instead of addc1.
672 (subdi3_compact): Use subc instead of subc1.
674 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
676 * config/i386/i386-protos.c (ix86_lea_outperforms): Remove prototype.
677 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
678 split_cost argument signed.
679 (ix86_avoid_lea_for_add): Cleanup.
680 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
681 (ix86_avoid_lea_for_addr): Ditto. Make split_cost signed.
682 Use gen_lowpart instead of gen_rtx_SUBREG. Cleanup.
684 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
686 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
688 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
691 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
692 * config/i386/i386.c (ix86_print_operand_address): Ditto.
693 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
694 addresses. Prevent zero extensions of CONST_INT operands.
696 2012-07-23 Steven Bosscher <steven@gcc.gnu.org>
698 * sbitmap.h (struct int_list): Remove.
699 (sbitmap_intersect_of_predsucc, sbitmap_union_of_predsucc):
700 Remove prototypes of non-existing function.
701 (sbitmap_intersect_of_predecessors, sbitmap_intersect_of_successors,
702 sbitmap_union_of_predecessors, sbitmap_union_of_successors): Remove
704 (sbitmap_intersection_of_succs, sbitmap_intersection_of_preds,
705 sbitmap_union_of_succs, sbitmap_union_of_preds): Move prototypes to...
706 * basic-block.h: ... here.
707 * sbitmap.c: Do not include basic-block.h.
708 (sbitmap_intersection_of_succs, sbitmap_intersection_of_preds,
709 sbitmap_union_of_succs, sbitmap_union_of_preds): Move functions to...
710 * cfganal.c: ... here.
711 * bt-load.c (compute_out, link_btr_uses): Update for above changes.
712 * gcse.c (compute_code_hoist_vbeinout): Likewise.
713 * lcm.c (compute_antinout_edge, compute_available): Likewise.
714 * Makefile.in: Fix sbitmap.o dependencies.
716 2012-07-23 Jan-Benedict Glaw <jbglaw@lug-owl.de>
717 Nick Clifton <nickc@redhat.com>
719 * config/frv/frv-protos.h (frv_ifcvt_machdep_init): Prototype.
720 * config/frv/frv.c (frv_ifcvt_machdep_init): Change type of
721 (unused) parameter to void *.
723 2012-07-23 Richard Guenther <rguenther@suse.de>
725 * tree-ssa-alias.c (dump_alias_info): Walk over local decls
726 instead of referenced vars.
728 2012-07-23 Steven Bosscher <steven@gcc.gnu.org>
730 * coverage.c: Refer to "notes file" instead of "graph file"
731 in all comments. Explain history of bbg prefix.
732 * gcov-io.h: Likewise.
734 (find_source): Likewise in fnotice.
735 (read_graph_file): Likewise.
736 (read_count_file): Likewise.
737 * doc/gcov.texi: Document -fprofile-dir flag. Add "notes file"
738 and "data file" explicitly in the explanation of the files.
740 2012-07-22 Steven Bosscher <steven@gcc.gnu.org>
742 PR tree-optimization/53881
743 * tree-cfg.c (group_case_labels_stmt): Look up the basic block
744 for each label and compare them instead of labels.
746 2012-07-22 Steven Bosscher <steven@gcc.gnu.org>
748 * opts.c (common_handle_option): Do not set
749 flag_value_profile_transformations for -fprofile-generate.
750 * profile.c (instrument_values): Use COUNTER_FOR_HIST_TYPE.
751 (BB_TO_GCOV_INDEX): Remove.
752 (output_location): Don't use it.
753 (branch_prob): Likewise. Don't fiddle with the index of
754 ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR. Use clear_aux_for_blocks.
755 (find_spanning_tree):
756 * gcov.c (struct function_info): Document that blocks 0 and 1
757 are the entry resp. exit blocks in gcov, too, like in GCC itself.
758 (solve_flow_graph): Use ENTRY_BLOCK and EXIT_BLOCK for special
759 blocks identification.
760 (output_lines): Likewise.
761 * value-prof.c (gimple_value_profile_transformations): Do not
762 test flag_value_profile_transformations again.
763 (gimple_ic_transform): Take a gimple_stmt_iterator like all other
764 transformation functions.
765 (gimple_values_to_profile):
766 Don't test flag_value_profile_transformations
767 * tree-profile.c (tree_profiling): Assert that the cgraph is in
768 the CGRAPH_STATE_IPA_SSA state.
769 Do not set, or look at, after_tree_profile.
770 * function.h (struct function): Remove after_tree_profile bit.
771 * omp-low.c (expand_omp_taskreg): Don't set after_tree_profile.
772 * tree-inline.c (initialize_cfun): Don't copy it.
773 * lto-streamer-out.c (output_struct_function_base): Don't stream it.
774 * lto-streamer-in.c (input_struct_function_base): Likewise.
776 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
778 * config/sh/sh.h (TARGET_DYNSHIFT): New macro.
779 (SH_DYNAMIC_SHIFT_COST): Use it.
780 * config/sh/sh.c (expand_ashiftrt, shl_sext_kind): Likewise.
781 (sh_dynamicalize_shift_p): Add TARGET_DYNSHIFT condition.
782 Add sanity check for input value. Add function description.
783 * config/sh/sh.md (ashlsi3, ashlsi3_std, ashrsi3_d, lshrsi3,
784 lshrsi3_d): Use TARGET_DYNSHIFT.
786 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
788 * config/sh/sh.md (negc): Delete expander.
789 (*negc): Rename insn to negc.
791 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
794 * config/i386/i386.md (*lea): New insn pattern.
796 (*lea<mode>_2): Ditto.
797 (*lea_{3,4,5,6}_zext): Ditto.
798 * config/i386/predicates.md (lea_address_operand): Do not reject
799 zero-extended address operands.
800 * config/i386/constraints.md (j): Remove address constraint.
801 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
803 (ix86_print_operand_address): Handle SImode subreg of an address.
804 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
806 2012-07-22 Hans-Peter Nilsson <hp@axis.com>
808 Emit executable-stack note correctly for CRIS targets.
809 * config/cris/cris.c (cris_file_end): New function.
810 (TARGET_ASM_FILE_END): Define.
812 2012-07-22 Chung-Lin Tang <cltang@codesourcery.com>
813 Maxim Kuvyrkov <maxim@codesourcery.com>
814 NetLogic Microsystems Inc.
816 * config/mips/mips.c (mips_issue_rate): Handle XLP.
817 * config/mips/mips.md: Include xlp.md.
818 * config/mips/xlp.md: New file.
820 2012-07-21 Steven Bosscher <steven@gcc.gnu.org>
822 PR gcov-profile/32543
823 * profile.c (branch_prob): Update total_num_edges_instrumented and
824 report the number of edges to instrument.
826 2012-07-21 Oleg Endo <olegendo@gcc.gnu.org>
828 * config/sh/sh.md: Correct comment regarding clrt and sett insns.
830 2012-07-21 Andrew Pinski <apinski@cavium.com>
832 * config/mips/mips.md (*popcountdi2_trunc): New pattern
833 to handle popcount of a truncation.
835 2012-07-21 Andrew Pinski <apinski@cavium.com>
837 * config/mips/mips-protos.h (mips_expand_ext_as_unaligned_load):
839 * config/mips/mips.c (mips_block_move_straight): Update call to
840 mips_expand_ext_as_unaligned_load.
841 (mips_expand_ext_as_unaligned_load): Add unsigned_p argument.
842 Accept DImode dest when the width is that of SImode.
843 * config/mips/mips.md (extv): Update call to
844 mips_expand_ext_as_unaligned_load.
847 2012-07-21 Andrew Pinski <apinski@cavium.com>
849 * config/mips/mips.c (mips_get_unaligned_mem): Copy *op after calling
852 2012-07-20 Maxim Kuvyrkov <maxim@codesourcery.com>
854 * config/mips/mips.md (define_attr sync_*): Move before "type".
855 (define_attr "type"): New values "atomic" and "syncloop".
856 * config/mips/sync.md (atomic_exchange<mode>, atomic_fetch_add<mode>):
857 Set "type" attribute.
858 * config/mips/generic.md (generic_atomic, generic_syncloop):
860 * gcc/config/mips/10000.md, gcc/config/mips/20kc.md,
861 * gcc/config/mips/24k.md, gcc/config/mips/4130.md,
862 * gcc/config/mips/4k.md, gcc/config/mips/5400.md,
863 * gcc/config/mips/5500.md, gcc/config/mips/5k.md,
864 * gcc/config/mips/7000.md, gcc/config/mips/74k.md,
865 * gcc/config/mips/9000.md, gcc/config/mips/loongson2ef.md,
866 * gcc/config/mips/loongson3a.md, gcc/config/mips/octeon.md,
867 * gcc/config/mips/sb1.md, gcc/config/mips/sr71k.md,
868 * gcc/config/mips/xlr.md: Handle "atomic" and "syncloop" types.
870 2012-07-20 Oleg Endo <olegendo@gcc.gnu.org>
872 * config/sh/sh.md: Group and sort shift related patterns.
873 (ashlsi3_n, *ashlhi3_n, lshrsi3_n): Remove length attributes.
875 2012-07-20 Hans-Peter Nilsson <hp@axis.com>
877 * config/cris/cris.c (cris_asm_output_ident): Remove unused
878 local variables section_asm_op, size, buf.
880 2012-07-20 Pat Haugen <pthaugen@us.ibm.com>
881 Steven Bosscher <steven@gcc.gnu.org>
883 * config/rs6000/power4.md (power4-store-update): Fix reservation.
884 (power4-three): Likewise.
886 2012-07-20 Sameera Deshpande <sameera.deshpande@arm.com>
887 Greta Yorsh <Greta.Yorsh@arm.com>
889 * config/arm/arm.c (arm_cortex_a15_tune): New tune.
890 * config/arm/arm-cores.def (cortex-a15): Use it.
892 2012-07-20 Sameera Deshpande <sameera.deshpande@arm.com>
893 Greta Yorsh <Greta.Yorsh@arm.com>
895 * config/arm/arm-protos.h (tune_params): Add prefer_ldrd_strd.
896 * config/arm/arm.c (arm_slowmul_tune): Initialize it.
897 (arm_fastmul_tune, arm_strongarm_tune): Likewise.
898 (arm_xscale_tune, arm_9e_tune, arm_v6t2_tune): Likewise.
899 (arm_cortex_tune, arm_cortex_a5_tune, arm_cortex_a9_tune): Likewise.
900 (arm_fa726te_tune): Likewise.
902 2012-07-20 Richard Guenther <rguenther@suse.de>
904 * tree-dfa.c (collect_dfa_stats): Simplify.
905 * tree-ssa-structalias.c (compute_may_aliases): Do not dump
907 * cfgexpand.c (estimated_stack_frame_size): Walk over local
908 decls instead of referenced vars.
909 * tree-ssa.c (delete_tree_ssa): Simplify.
910 * tree-tailcall.c (find_tail_calls): Walk over local decls
911 instead of referenced vars.
912 (add_virtual_phis): Remove.
913 (tree_optimize_tail_calls_1): Instead mark the virtual operand
916 2012-07-20 Steven Bosscher <steven@gcc.gnu.org>
918 * basic-block.h (BB_FLAGS_TO_PRESERVE): New define.
919 (brief_dump_cfg): Update prototype to take flags argument.
920 (check_bb_profile): Remove prototype.
921 * tracer.c (tracer): Update brief_dump_cfg calls.
922 * cfghooks.c (dump_bb): Do not pass TDF_COMMENT to dump_bb_info.
923 Call dump_bb_info before and after the cfghook dump_bb. Terminate
924 the dump with a newline.
925 (dump_flow_info): Do not call check_bb_profile.
926 * cfg.c (clear_bb_flags): Update using BB_FLAGS_TO_PRESERVE.
927 (check_bb_profile): Make static. Take indent and flags arguments.
928 (dump_bb_info): Always dump loop depth. With TDF_DETAILS, call
929 check_bb_profile. Print one edge per line.
930 (brief_dump_cfg): Take a flags argument, and filter out
931 TDF_COMMENT and TDF_DETAILS.
932 * pretty-print.c (pp_base_newline): Set pp_needs_newline to false.
933 * gimple-pretty-print.c (dump_gimple_bb_header): Do not use
934 dump_bb_info here, it is already called from dump_bb. Idem for
936 (dump_gimple_bb_footer): Likewise.
937 (gimple_dump_bb_buff): Call pp_flush after dump_gimple_stmt to
938 avoid broken dumps for statement histograms.
939 (gimple_dump_bb): Handle ENTRY_BLOCK and EXIT_BLOCK. Do
940 not call pp_flush here, the buffer should be empty.
941 * sched-rgn.c (debug_region): Pass TDF_BLOCKS to dump_bb.
942 * sched-vis.c (debug_bb_slim): Likewise.
943 * tree-cfg.c (remove_bb): Pass dump_flags to dump_bb.
944 (gimple_debug_bb): Pass TDF_BLOCKS to dump_bb.
945 (gimple_dump_cfg): Do brief_dump_cfg with TDF_COMMENT.
946 (dump_function_to_file): Do not call check_bb_profile on
947 ENTRY_BLOCK and EXIT_BLOCK, check_bb_profile doesn't handle them.
948 Use dump_bb instead of gimple_dump_bb.
949 (print_loops_bb): Use dump_bb instead of gimple_dump_bb.
950 * passes.c (execute_function_dump): Always call print_rtl_with_bb
952 * cfgrtl.c (print_rtl_with_bb): Handle printing without an up-to-date
953 CFG. With TDF_BLOCKS and TDF_DETAILS, do DF dumps at the top and
954 bottom of each basic block.
956 2012-07-20 Richard Guenther <rguenther@suse.de>
958 PR tree-optimization/54031
959 * tree-ssa-ccp.c (get_value_from_alignment): Use
960 get_pointer_alignment_1.
962 2012-07-20 Richard Guenther <rguenther@suse.de>
964 * tree-inline.c (add_local_variables): Remove check_var_ann
965 parameter and dead code.
966 (expand_call_inline): Adjust.
967 (tree_function_versioning): Likewise.
969 2012-07-20 Jakub Jelinek <jakub@redhat.com>
972 * tree-vrp.c (nonnull_arg_p): Handle all nonnull attributes instead
973 of just the first one.
975 2012-07-20 Richard Guenther <rguenther@suse.de>
977 * builtins.c (get_object_alignment_2): Correct offset handling
978 when using type alignment of a MEM_REF kind base.
980 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
983 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
986 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
988 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
990 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
992 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
993 defining statement is a SSA name that occurs in abnormal PHIs.
995 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
997 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
1000 2012-07-19 Jakub Jelinek <jakub@redhat.com>
1002 PR rtl-optimization/53942
1003 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
1004 directly from likely spilled non-fixed hard registers, move them
1007 2012-07-19 Steve Ellcey <sellcey@mips.com>
1009 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
1012 2012-07-19 Jason Merrill <jason@redhat.com>
1015 * dwarf2out.c (get_die_parent): New.
1016 (generate_type_signature): Use it.
1018 2012-07-19 Richard Henderson <rth@redhat.com>
1020 * config/ia64/vect.md (smulv4hi3_highpart): New.
1021 (umulv4hi3_highpart): New.
1022 (vec_widen_smult_even_v4hi): Rename from pmpy2_even.
1023 (vec_widen_smult_odd_v4hi): Rename from pmpy2_odd.
1024 (udot_prodv8qi, sdot_prodv8qi): Remove.
1025 (sdot_prodv4hi, udot_prodv4hi): Remove.
1026 * config/ia64/ia64.c (ia64_expand_dot_prod_v8qi): Remove.
1027 * config/ia64/ia64-protos.h: Update.
1029 * tree-vect-patterns.c (vect_recog_divmod_pattern): Do not require
1030 vectors larger than UNITS_PER_WORD.
1032 * expr.c (store_constructor): Initialize icode with CODE_FOR_nothing.
1033 * tree-vect-stmts.c (vectorizable_operation): Use LAST_INSN_CODE for
1034 dummy != CODE_FOR_nothing value.
1036 2012-07-19 Uros Bizjak <ubizjak@gmail.com>
1038 * doc/tm.texi.in (MODE_AFTER): Add entity as the first macro argument.
1039 * doc/tm.texi: Regenerate.
1040 * mode-switching.c (optimize_mode_switching): Update MODE_AFTER call.
1041 * config/sh/sh.h (MODE_AFTER): Update.
1042 * config/epiphany/epiphany.h (MODE_AFTER): Update.
1044 2012-07-19 Jakub Jelinek <jakub@redhat.com>
1047 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
1048 (cleanup_tree_cfg_bb): Don't call it.
1049 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
1052 2012-07-19 Christian Bruel <christian.bruel@st.com>
1055 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
1057 2012-07-19 Richard Guenther <rguenther@suse.de>
1058 Eric Botcazou <ebotcazou@adacore.com>
1060 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
1061 about transition from invariant to known bits.
1062 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
1064 2012-07-19 Richard Guenther <rguenther@suse.de>
1066 PR tree-optimization/53970
1067 * tree-vect-data-refs.c (not_size_aligned): Avoid sign-compare warning.
1069 2012-07-19 Tristan Gingold <gingold@adacore.com>
1070 Richard Henderson <rth@redhat.com>
1072 * opts.c (finish_options): Handle UI_SEH.
1073 * expr.c (build_personality_function): Handle UI_SEH.
1074 * dwarf2out.c (dwarf2out_begin_prologue): Handle UI_SEH.
1075 * coretypes.h (unwind_info_type): Add UI_SEH.
1076 * config/i386/winnt.c (i386_pe_seh_emit_except_personality):
1078 (i386_pe_seh_init_sections): Likewise.
1079 * config/i386/cygming.h (TARGET_ASM_EMIT_EXCEPT_PERSONALITY): Define.
1080 (TARGET_ASM_INIT_SECTIONS): Define.
1081 * common/config/i386/i386-common.c (TARGET_EXCEPT_UNWIND_INFO): Define.
1082 (i386_except_unwind_info): New function.
1084 2012-07-18 Maciej W. Rozycki <macro@codesourcery.com>
1085 Chao-ying Fu <fu@mips.com>
1087 * config/mips/mips.opt (mmcu): New option.
1088 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1089 _mips_mcu when TARGET_MCU.
1090 (ASM_SPEC): Pass mcu options to the assembler.
1091 * doc/invoke.texi (MIPS Options): Document -mmcu and -mno-mcu.
1093 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
1095 * config.gcc (v850-*-rtems*): New target.
1096 * config/v850/rtems.h: New.
1097 * config/v850/t-rtems: New.
1099 2012-07-18 Bill Schmidt <wschmidt@linux.ibm.com>
1101 * doc/invoke.texi: Add -fhoist-adjacent-loads and -ftree-slsr to list
1102 of flags controlling optimization; add -ftree-slsr to list of flags
1103 enabled by default at -O; add -fhoist-adjacent-loads to list of flags
1104 enabled by default at -O2; add -fvect-cost-model to list of flags
1105 enabled by default at -O3; document -fhoist-adjacent-loads and
1107 * opts.c (default_option): Make -ftree-slsr default at -O1 and above.
1108 * gimple-ssa-strength-reduction.c (gate_strength_reduction): Use
1110 * common.opt: Add -ftree-slsr with flag_tree_slsr.
1112 2012-07-18 Jie Zhang <jzhang918@gmail.com>
1113 Julian Brown <julian@codesourcery.com>
1115 * config/arm/arm.c (arm_rtx_costs_1): Adjust cost for CONST_VECTOR.
1116 (arm_size_rtx_costs): Likewise.
1117 (neon_valid_immediate): Add a case for double 0.0.
1119 2012-07-18 Andrew Stubbs <ams@codesourcery.com>
1120 Mark Shinwell <shinwell@codesourcery.com>
1121 Julian Brown <julian@codesourcery.com>
1123 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp)
1124 (*movdi_vfp_cortexa8, *movsf_vfp, *thumb2_movsf_vfp)
1125 (*movdf_vfp, *thumb2_movdf_vfp, *movsfcc_vfp)
1126 (*thumb2_movsfcc_vfp, *movdfcc_vfp, *thumb2_movdfcc_vfp): Add
1128 * config/arm/arm.md (neon_type): Update comment.
1130 2012-07-18 Richard Guenther <rguenther@suse.de>
1132 PR tree-optimization/53970
1133 * tree.h (contains_packed_reference): Remove.
1134 * expr.c (contains_packed_reference): Likewise.
1135 * tree-vect-data-refs.c (not_size_aligned): New function.
1136 (vector_alignment_reachable_p): Use it.
1137 (vect_supportable_dr_alignment): Likewise.
1139 2012-07-18 Richard Guenther <rguenther@suse.de>
1141 * tree.h (get_object_or_type_alignment): Remove.
1142 * builtins.c (get_object_alignment_2): New function copied from
1143 get_object_alignment_1. Take extra argument to indicate whether
1144 we take the address of EXP. Rework to use type alignment information
1145 if not, and return whether the result is an approximation or not.
1146 (get_object_alignment_1): Wrap around get_object_alignment_2.
1147 (get_pointer_alignment_1): Call get_object_alignment_2 indicating
1148 we take the address.
1149 (get_object_or_type_alignment): Remove.
1150 * expr.c (expand_assignment): Call get_object_alignment.
1151 (expand_expr_real_1): Likewise.
1153 2012-07-18 Nick Clifton <nickc@redhat.com>
1155 * doc/invoke.texi (ARM Options): Document -munaligned-access.
1157 2012-07-18 Oleg Endo <olegendo@gcc.gnu.org>
1159 * config/sh/sh.md (mulsidi3, umulsidi3): Remove constraints in
1160 expander. Use arith_reg_dest predicate.
1161 (rotldi3, rotrdi3): Remove constraints in expander.
1162 (adddi3_compact, subdi3_compact, mulsidi3_compact, umulsidi3_compact,
1163 ashlsi3_n, *ashlhi3_n, ashrsi2_16, ashrsi2_31, lshrsi3_n): Convert to
1166 2012-07-18 Oleg Endo <olegendo@gcc.gnu.org>
1169 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
1171 * config/sh/sh.c (sh_option_override): Do not change
1172 flag_finite_math_only. Set TARGET_IEEE to complement of
1173 flag_finite_math_only.
1174 * doc/invoke.texi (SH options): Add mno-ieee. Correct description
1175 of mieee and mno-ieee behavior.
1177 2012-07-18 Steven Bosscher <steven@gcc.gnu.org>
1179 * graphite-poly.c (print_pbb_body): Fixup dump_bb call.
1181 2012-07-18 Steven Bosscher <steven@gcc.gnu.org>
1183 * dumpfile.h (TDF_COMMENT): New define.
1184 * basic-block.h (EDGE_FALLTHRU, EDGE_ABNORMAL, EDGE_ABNORMAL_CALL,
1185 EDGE_EH, EDGE_FAKE, EDGE_DFS_BACK, EDGE_CAN_FALLTHRU,
1186 EDGE_IRREDUCIBLE_LOOP, EDGE_SIBCALL, EDGE_LOOP_EXIT, EDGE_TRUE_VALUE,
1187 EDGE_FALSE_VALUE, EDGE_EXECUTABLE, EDGE_CROSSING, EDGE_PRESERVE):
1188 Move to new file cfg-flags.h.
1189 (enum cfg_edge_flags): New enum, using cfg-flags.h.
1190 (EDGE_ALL_FLAGS): Compute value automatically.
1191 (BB_NEW, BB_REACHABLE, BB_IRREDUCIBLE_LOOP, BB_SUPERBLOCK,
1192 BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION,
1193 BB_DUPLICATED, BB_NON_LOCAL_GOTO_TARGET, BB_RTL,
1194 BB_FORWARDER_BLOCK, BB_NONTHREADABLE_BLOCK, BB_MODIFIED, BB_VISITED,
1195 BB_IN_TRANSACTION): Move to new file cfg-flags.h.
1196 (enum bb_flags): Rename to cfg_bb_flags. Use cfg-flags.h.
1197 (BB_ALL_FLAGS): New, compute value automatically.
1198 (dump_bb_info): Update prototype.
1199 (dump_edge_info): Update prototype.
1200 * cfg-flags.h: New file.
1201 * cfg.c (dump_edge_info): Take flags argument. Be verbose only if
1202 TDF_DETAILS and not TDF_SLIM. Include cfg-flags.h for bitnames.
1203 Check that the edge flags are within the range of EDGE_ALL_FLAGS.
1204 (debug_bb): Update dump_bb call.
1205 (dump_cfg_bb_info): Remove.
1206 (dump_bb_info): New function. Use cfg-flags.h for bitnames.
1207 Adjust verbosity using TDF_* flags. Check that the basic block flags
1208 are within the range of BB_ALL_FLAGS.
1209 (brief_dump_cfg): Use dump_bb_info instead of dump_cfg_bb_info.
1210 * cfghooks.h (struct cfghooks): Update dump_bb hook, take a FILE
1211 first for consistency with other dump functions.
1212 (dump_bb): Update prototype accordingly.
1213 * cfghooks.c: Include dumpfile.h.
1214 (verify_flow_info): Update dump_edge_info calls.
1215 (dump_bb): Take a flags argument and pass it around.
1216 Use dump_bb_info to dump common information about a basic block.
1217 (dump_flow_info): Moved here from cfgrtl.c. Make IL agnostic.
1218 (debug_flow_info): Moved here from cfgrtl.c.
1219 * profile.c (is_edge_inconsistent): Update dump_bb calls.
1220 * loop-invariant.c (find_defs): Update print_rtl_with_bb call.
1221 * rtl.h (debug_bb_n_slim, debug_bb_slim, print_rtl_slim,
1222 print_rtl_slim_with_bb): Remove prototypes.
1223 (dump_insn_slim): Adjust prototype to take a const_rtx.
1224 (print_rtl_with_bb): Adjust prototype.
1225 * sched-rgn.c (debug_region): Use dump_bb instead of debug_bb_n_slim.
1226 * sched-vis.c (dump_insn_slim): Take a const_rtx.
1227 (debug_insn_slim): Prototype here near DEBUG_FUNCTION marker.
1228 (print_rtl_slim_with_bb): Remove.
1229 (print_rtl_slim): Rename to debug_rtl_slim. Print only insn info,
1230 not basic block info (print_rtl_with_bb with TDF_SLIM should be used
1231 for that. Prototype here near DEBUG_FUNCTION marker.
1232 (debug_bb_slim): Prototype here near DEBUG_FUNCTION marker.
1234 (debug_bb_n_slim): Prototype here near DEBUG_FUNCTION marker.
1235 * tree-cfg.c (gimple_can_merge_blocks_p): Use EDGE_COMPLEX.
1236 (remove_bb): Update dump_bb call.
1237 (gimple_debug_bb): Use dump_bb.
1238 (dump_function_to_file): Update gimple_dump_bb call.
1239 (print_loops_bb): Likewise.
1240 * tree-flow.h (gimple_dump_bb): Update prototype.
1241 * gimple-pretty-print.c (dump_bb_header): Rename to
1242 dump_gimple_bb_header. Write to a stream instead of a pretty
1243 printer. Use dump_bb_info to dump basic block info.
1244 (dump_bb_end): Rename to dump_gimple_bb_footer. Write to a
1245 stream instead of a pretty printer. Use dump_bb_info.
1246 (gimple_dump_bb_buff): Do not call dump_bb_header and dump_bb_end.
1247 (gimple_dump_bb): Do it here with dump_gimple_bb_header and
1248 dump_gimple_bb_footer.
1249 * cfgrtl.c (rtl_dump_bb): Update prototype. Only dump DF if the
1250 dump flags have TDF_DETAILS. Use dump_insn_slim if TDF_SLIM.
1251 (print_rtl_with_bb): Take a flags argument and pass it around.
1252 Use dump_insn_slim if TDF_SLIM.
1253 (dump_bb_info): Removed and re-incarnated in cfg.c.
1254 (dump_flow_info): Moved to cfghooks.c.
1255 (debug_flow_info): Moved to cfghooks.c.
1256 * passes.c (execute_function_dump): Unconditionally use
1257 print_rtl_with_bb for RTL dumps, now that it understands TDF_SLIM.
1258 * final.c (dump_basic_block_info): Update dump_edge_info calls.
1259 * tree-vrp.c (dump_asserts_for): Likewise.
1260 * ifcvt.c (if_convert): Unconditionally use print_rtl_with_bb.
1261 * tree-if-conv.c (if_convertible_bb_p): Don't look at
1262 EDGE_ABNORMAL_CALL, it has no meaning in the GIMPLE world.
1263 * trans-mem.c (make_tm_edge): Don't set EDGE_ABNORMAL_CALL,
1264 for the same reason.
1265 * config/rl78/rl78.c (rl78_reorg): Update print_rtl_with_bb calls.
1267 2012-07-17 Richard Guenther <rguenther@suse.de>
1269 * tree-vect-data-refs.c (vect_get_new_vect_var): Add referenced
1270 vars here, use create_tmp_reg where appropriate.
1271 (vect_create_addr_base_for_vector_ref): Do not add referenced
1272 vars here, use create_tmp_reg where appropriate.
1273 (vect_create_data_ref_ptr): Likewise.
1274 (vect_create_destination_var): Likewise.
1275 (vect_permute_store_chain): Likewise.
1276 (vect_permute_load_chain): Likewise.
1277 * tree-vect-loop-manip.c (vect_create_cond_for_align_checks):
1279 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
1280 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
1281 (vect_handle_widen_op_by_const): Likewise.
1282 * tree-vect-stmts.c (vect_init_vector): Likewise.
1283 (vectorizable_load): Likewise.
1285 2012-07-17 Tom de Vries <tom@codesourcery.com>
1287 * hwint.c: Fix loop range.
1289 2012-07-17 Tom de Vries <tom@codesourcery.com>
1291 * double-int.h (double_int_popcount): New inline function.
1292 * hwint.c (popcount_hwi): New function.
1293 * hwint.h (popcount_hwi): Declare function. New inline function.
1295 2012-07-17 Richard Henderson <rth@redhat.com>
1297 * tree-vect-stmts.c (supportable_widening_operation): Remove decl
1299 (vectorizable_conversion): Update supportable_widening_operation call.
1300 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Likewise.
1301 (vect_recog_widen_shift_pattern): Likewise.
1302 * tree-vectorizer.h: Update decl.
1304 2012-07-17 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1305 Ulrich Weigand <ulrich.weigand@linaro.org>
1307 * common/config/arm/arm-common.c (arm_option_optimization_table):
1308 Enable -fsched-pressure by default while optimizing.
1309 * config/arm/arm.c (arm_option_override): Use the alternate scheduler
1310 pressure algorithm by default.
1312 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
1314 * config/sh/sh.h (CONST_OK_FOR_I06): Delete.
1315 (CONST_OK_FOR_I10): Move macro to ...
1316 * config/sh/sh.c: ... here.
1317 (sh_legitimate_index_p): Use satisfies_constraint_I06 instead of
1320 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
1322 * config/sh/sh.md: Delete mov related define_peephole patterns.
1324 2012-07-16 Jonathan Wakely <jwakely.gcc@gmail.com>
1327 * doc/install.texi (Installing GCC): Refer to instructions for
1328 released versions. Fix hyphenation.
1330 2012-07-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1332 * config/spu/spu.c (targetm): Move to bottom of file.
1333 (spu_attribute_table): Likewise.
1334 (spu_option_override, spu_init_builtins, spu_builtin_decl,
1335 spu_scalar_mode_supported_p, spu_vector_mode_supported_p,
1336 spu_legitimate_address_p, spu_addr_space_legitimate_address_p,
1337 adjust_operand, get_pic_reg, need_to_save_reg, frame_emit_store,
1338 frame_emit_load, frame_emit_add_imm, emit_nop_for_insn,
1339 insn_clobbers_hbr, spu_emit_branch_hint, spu_emit_vector_compare,
1340 get_branch_target, spu_machine_dependent_reorg, spu_sched_issue_rate,
1341 spu_sched_variable_issue, spu_sched_adjust_cost, spu_sched_init_global,
1342 spu_sched_init, spu_sched_reorder, spu_handle_fndecl_attribute,
1343 spu_handle_vector_attribute, spu_pass_by_reference, spu_function_arg,
1344 spu_function_arg_advance, spu_build_builtin_va_list, spu_va_start,
1345 spu_gimplify_va_arg_expr, store_with_one_insn_p, reg_aligned_for_addr,
1346 spu_assemble_integer, spu_asm_globalize_label, spu_rtx_costs,
1347 spu_function_ok_for_sibcall, spu_init_libfuncs, spu_return_in_memory,
1348 spu_encode_section_info, spu_legitimize_address,
1349 spu_addr_space_legitimize_address, spu_builtin_mask_for_load,
1350 spu_builtin_vectorization_cost, spu_vector_alignment_reachable,
1351 spu_addr_space_pointer_mode, spu_addr_space_address_mode,
1352 spu_addr_space_subset_p, spu_addr_space_convert, spu_sms_res_mii,
1353 spu_section_type_flags, spu_select_section, spu_unique_section,
1354 spu_trampoline_init, spu_conditional_register_usage,
1355 spu_ref_may_alias_errno, spu_output_mi_thunk, spu_unwind_word_mode,
1356 spu_libgcc_cmp_return_mode, spu_libgcc_shift_count_mode,
1357 spu_setup_incoming_varargs): Remove prototypes.
1358 (spu_legitimize_address): Add "static" to definition.
1360 2012-07-16 Jakub Jelinek <jakub@redhat.com>
1362 * config/i386/rtmintrin.h (_xabort): Remove trailing semicolon.
1364 2012-07-16 Ulrich Weigand <ulrich.weigand@linaro.org>
1366 * tree-ssa-ccp.c (optimize_unreachable): Check gsi_end_p
1367 before calling gsi_stmt.
1369 2012-07-16 Kirill Yukhin <kirill.yukhin@intel.com>
1372 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
1374 * config/i386/i386.md (stack_protect_set): Disable the pattern
1375 for Android since Android libc (bionic) does not provide random
1376 value for stack protection guard at gs:0x14. Guard value
1377 will be provided from external symbol (default implementation).
1378 (stack_protect_set_<mode>): Likewise.
1379 (stack_protect_test): Likewise.
1380 (stack_protect_test_<mode>): Likewise.
1382 2012-07-16 H.J. Lu <hongjiu.lu@intel.com>
1386 * gimple.c (gimple_types_compatible_p_1): Restore type attribute
1389 2012-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
1391 * opts.c (default_option): Add -fvect-cost-model to default options
1394 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
1396 * graphite-clast-to-gimple.c, graphite-dependences.c,
1397 graphite-sese-to-poly.c: Include tree-pass.h instead of dumpfile.h
1398 for pass TODO flags.
1399 * Makefile.in: Fix dependencies.
1401 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
1403 * haifa-sched.c (init_before_recovery): Do not set EDGE_CAN_FALLTHRU.
1404 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
1406 * function.c (stack_protect_epilogue): Use expand_call to expand
1407 targetm.stack_protect_fail.
1408 * stmt.c (expand_expr_stmt): Remove now-unused function.
1409 * tree.h (expand_expr_stmt): Remove prototype.
1410 * doc/tm.texi.in (TARGET_STACK_PROTECT_FAIL): Document that this
1411 hook must return a CALL_EXPR.
1412 * doc/tm.texi: Regenerate.
1414 * emit-rtl.c (emit_label_before): Do not allow the same label
1415 to be emitted twice.
1416 (emit_label_after): Likewise.
1417 (emit_label): Likewise.
1419 * flags.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
1420 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): Move to tree.h.
1421 * tree.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
1422 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): New home.
1424 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
1426 * system.h (dump_file): Do not define.
1427 * tree-pass.h: Include dumpfile.h, which is a new file containing...
1428 (enum tree_dump_index, TDF_*, get_dump_file_name, dump_enabled_p,
1429 dump_initialized_p, dump_begin, dump_end, dump_node, dump_switch_p,
1430 dump_flag_name, dump_file, dump_flags, dump_file_name,
1431 get_dump_file_info, struct dump_file_info): all of this, moved to...
1432 * dumpfile.h: Here, new file.
1433 * tree-dump.h: Include dumpfile.h, but not tree-pass.h.
1434 (dump_stmt): Remove prototype for C++ specific function.
1435 (dump_enumerated_decls): Move prototype from here...
1436 * tree-flow.h (dump_enumerated_decls): ... to here.
1437 (get_ref_base_and_extent) Move prototype from here ...
1438 * tree.h (get_ref_base_and_extent) ... to here.
1439 * tree-ssa-live.c: Do not inclde tree-pretty-print.h, because
1440 gimple-pretty-print.h is enough. Do not include tree-dump.h,
1441 include timevar.h and dumpfile.h instead.
1442 (struct numbered_tree_d, compare_decls_by_uid,
1443 dump_enumerated_decls_push, dump_enumerated_decls): Move from here ...
1444 * tree-dfa.c:(struct numbered_tree_d, compare_decls_by_uid,
1445 dump_enumerated_decls_push, dump_enumerated_decls):... to here.
1446 Do not include timevar.h.
1447 * tree.c: Do not include timevar.h.
1448 * tree-cfg.c: Do not include langhooks.h, tree-pretty-print.h, and
1450 (dump_cfg_stats): Use current_function_name.
1451 (gimple_cfg2vcg): Likewise.
1452 (dump_function_to_file): Likewise.
1453 * df-scan.c: Do not include tree-pass.h and timevar.h.
1455 (df_entry_block_bitmap_verify, df_exit_block_bitmap_verify): Do not
1456 use print_current_pass.
1457 * df-problems.c: Include dumpfile.h.
1458 Always define REG_DEAD_DEBUGGING, avoid #ifdef code, because it
1459 leads to errors in the code not selected.
1460 (df_note_compute): Do not print_rtl_with_bb here. Fix compilation
1461 bug if REG_DEAD_DEBUGGING is not 0, get_insns is not available here.
1462 * lcm.c: Include dumpfile.h.
1463 Remove obsolete include of insn-attr.h.
1464 * dojump.c (do_compare_rtx_and_jump): Remove failure printing for
1465 missing probability notes.
1466 * stmt.c: Include dumpfile.h.
1467 (emit_case_decision_tree): Re-enable printing expand details only
1469 * alias.c, auto-inc-dec.c, bb-reorder.c, caller-save.c, cfg.c,
1470 cfgcleanup.c, cfgexpand.c, cfgloop.c, cfgloopmanip.c, cgraph.c,
1471 cgraphclones.c, cgraphunit.c, combine.c, combine-stack-adj.c,
1472 coverage.c, cprop.c, cse.c, cselib.c, dbgcnt.c, dce.c, df-core.c,
1473 dse.c, dwarf2out.c, emit-rtl.c, except.c, expr.c, final.c,
1474 function.c, fwprop.c, gcse.c, gimple-fold.c,
1475 gimple-pretty-print.c, gimple-ssa-strength-reduction.c,
1476 gimplify.c, graphite-blocking.c, graphite-clast-to-gimple.c,
1477 graphite-dependences.c, graphite-interchange.c,
1478 graphite-optimize-isl.c, graphite-poly.c,
1479 graphite-sese-to-poly.c, haifa-sched.c, hw-doloop.c, ifcvt.c,
1480 ipa.c, ipa-cp.c, ipa-inline-analysis.c, ipa-inline.c,
1481 ipa-inline-transform.c, ipa-prop.c, ipa-pure-const.c,
1482 ipa-reference.c, ipa-split.c, ipa-utils.c, ira.c, ira-emit.c,
1483 jump.c, loop-doloop.c, loop-init.c, loop-invariant.c, loop-iv.c,
1484 loop-unroll.c, loop-unswitch.c, lower-subreg.c,
1485 lto-section-out.c, lto-streamer-in.c, matrix-reorg.c, mcf.c,
1486 mode-switching.c, modulo-sched.c, omega.c, omp-low.c, passes.c,
1487 plugin.c, postreload.c, postreload-gcse.c, predict.c, print-rtl.c,
1488 print-tree.c, profile.c, recog.c, ree.c, regcprop.c, reginfo.c,
1489 regmove.c, regrename.c, reg-stack.c, reload1.c, reorg.c,
1490 sched-rgn.c, sched-vis.c, sel-sched.c, sel-sched-ir.c,
1491 store-motion.c, tracer.c, trans-mem.c, tree-affine.c,
1492 tree-call-cdce.c, tree-cfgcleanup.c, tree-chrec.c,
1493 tree-data-ref.c, tree-diagnostic.c, tree-dump.c,
1494 tree-eh.c, tree-flow-inline.h, tree-if-conv.c, tree-into-ssa.c,
1495 tree-mudflap.c, tree-nrv.c, tree-object-size.c,
1496 tree-optimize.c, tree-outof-ssa.c, tree-predcom.c,
1497 tree-pretty-print.c, tree-profile.c, tree-scalar-evolution.c,
1498 tree-sra.c, tree-ssa-address.c, tree-ssa-alias.c, tree-ssa.c,
1499 tree-ssa-ccp.c, tree-ssa-coalesce.c, tree-ssa-copy.c,
1500 tree-ssa-copyrename.c,, tree-ssa-dce.c, tree-ssa-dom.c,
1501 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-ifcombine.c,
1502 tree-ssa-loop.c, tree-ssa-loop-ch.c, tree-ssa-loop-im.c,
1503 tree-ssa-loop-ivcanon.c, tree-ssa-loop-ivopts.c,
1504 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
1505 tree-ssa-loop-prefetch.c, tree-ssa-loop-unswitch.c,
1506 tree-ssa-math-opts.c, tree-ssa-operands.c, tree-ssa-phiopt.c,
1507 tree-ssa-phiprop.c, tree-ssa-pre.c, tree-ssa-propagate.c,
1508 tree-ssa-reassoc.c, tree-ssa-sccvn.c, tree-ssa-sink.c,
1509 tree-ssa-structalias.c, tree-ssa-tail-merge.c, tree-ssa-ter.c,
1510 tree-ssa-threadedge.c, tree-ssa-threadupdate.c,
1511 tree-ssa-uncprop.c, tree-ssa-uninit.c,
1512 tree-switch-conversion.c, tree-tailcall.c,
1513 tree-vect-data-refs.c, tree-vect-loop.c,
1514 tree-vect-loop-manip.c, tree-vectorizer.c,
1515 tree-vect-patterns.c, tree-vect-slp.c, tree-vect-stmts.c,
1516 tree-vrp.c, value-prof.c, var-tracking.c, web.c: Include tree-pass.h
1517 only if needed. If tree-pass.h is included, do not include timevar.h
1518 and dumpfile.h. If tree-pass.h is not included but dump_file, or
1519 dump_flags, or the TDF_* flags are used, include dumpfile.h.
1520 If gimple-pretty-print.h is included, don't include
1521 tree-pretty-print.h. Remove assorted unnecessary includes.
1523 * config/mn10300/mn10300.c, config/c6x/c6x.c, config/ia64/ia64.c,
1524 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
1525 config/spu/spu.c, config/mep/mep.c, config/i386/i386.c:
1527 * config/rl78/rl78.c: Include dumpfile.h instead of tree-pass.h.
1528 * arm/t-arm, avr/t-avr, i386/t-i386, ia64/t-ia64, mep/t-mep,
1529 spu/t-spu-elf: Fix dependencies.
1531 2012-07-16 Dehao Chen <dehao@google.com>
1534 2012-07-10 Dehao Chen <dehao@google.com>
1536 * tree.h (phi_arg_d): New field.
1537 * tree-flow-inline.h (gimple_phi_arg_block): New function.
1538 (gimple_phi_arg_block_from_edge): New function.
1539 (gimple_phi_arg_set_block): New function.
1540 (gimple_phi_arg_has_block): New function.
1541 (redirect_edge_var_map_block): New function.
1542 * tree-flow.h (_edge_var_map): New field.
1543 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
1544 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
1545 redirect_edge_var_map_add.
1546 * tree-outof-ssa.c (_elim_graph): New field.
1547 (insert_partition_copy_on_edge): New parameter.
1548 (insert_value_copy_on_edge): New parameter.
1549 (insert_rtx_to_part_on_edge): New parameter.
1550 (insert_part_to_rtx_on_edge): New parameter.
1551 (elim_graph_add_edge): New parameter.
1552 (elim_graph_remove_succ_edge): New parameter.
1553 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
1554 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
1555 (new_elim_graph): Add block debug info.
1556 (clear_elim_graph): Likewise.
1557 (delete_elim_graph): Likewise.
1558 (elim_graph_add_node): Likewise.
1559 (elim_graph_add_edge): Likewise.
1560 (elim_graph_remove_succ_edge): Likewise.
1561 (eliminate_build): Likewise.
1562 (elim_forward): Likewise.
1563 (elim_unvisited_predecessor): Likewise.
1564 (elim_backward): Likewise.
1565 (elim_create): Likewise.
1566 (eliminate_phi): Likewise.
1567 (insert_backedge_copies): Likewise.
1568 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
1570 (rewrite_add_phi_arguments): Likewise.
1571 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
1572 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
1573 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
1574 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
1575 * tree-ssa-loop-manip.c (create_iv): Likewise.
1576 (add_exit_phis_edge): Likewise.
1577 (split_loop_exit_edge): Likewise.
1578 (copy_phi_node_args): Likewise.
1579 (tree_transform_and_unroll_loop): Likewise.
1580 * value-prof.c (gimple_ic): Likewise.
1581 (gimple_stringop_fixed_value): Likewise.
1582 * tree-tailcall.c (add_successor_phi_arg): Likewise.
1583 (eliminate_tail_call): Likewise.
1584 (create_tailcall_accumulator): Likewise.
1585 (tree_optimize_tail_calls_1): Likewise.
1586 * tree-phinodes.c (add_phi_arg): Likewise.
1587 (make_phi_node): Likewise.
1588 (resize_phi_node): Likewise.
1589 (remove_phi_arg_num): Likewise.
1590 * omp-low.c (expand_parallel_call): Likewise.
1591 (expand_omp_for_static_chunk): Likewise.
1592 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
1594 (slpeel_update_phi_nodes_for_guard1): Likewise.
1595 (slpeel_update_phi_nodes_for_guard2): Likewise.
1596 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1597 (set_prologue_iterations): Likewise.
1598 (slpeel_tree_peel_loop_to_edge): Likewise.
1599 (vect_loop_versioning): Likewise.
1600 * tree-parloops.c (create_phi_for_local_result): Likewise.
1601 (transform_to_exit_first_loop): Likewise.
1602 (create_parallel_loop): Likewise.
1603 * ipa-split.c (split_function): Likewise.
1604 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
1605 (vect_create_epilog_for_reduction): Likewise.
1606 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
1607 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
1608 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1609 (cond_if_else_store_replacement_1): Likewise.
1610 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
1611 (remove_forwarder_block_with_phi): Likewise.
1612 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
1613 * tree-predcom.c (initialize_root_vars): Likewise.
1614 (initialize_root_vars_lm): Likewise.
1615 * sese.c (sese_add_exit_phis_edge): Likewise.
1616 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1617 * tree-ssa.c (flush_pending_stmts): Likewise.
1618 (redirect_edge_var_map_add): Likewise.
1619 (ssa_redirect_edge): Likewise.
1620 * gimple-streamer-in.c (input_phi): Likewise.
1621 * tree-vect-stmts.c (vectorizable_load): Likewise.
1622 * tree-inline.c (copy_phis_for_bb): Likewise.
1623 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1624 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
1625 * tree-cfg.c (reinstall_phi_args): Likewise.
1626 (gimple_make_forwarder_block): Likewise.
1627 (add_phi_args_after_copy_edge): Likewise.
1628 (gimple_duplicate_sese_tail): Likewise.
1630 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
1632 * config/i386/i386.md (stack_protect_set): Disable the pattern
1633 for Android since Android libc (bionic) does not provide random
1634 value for stack protection guard at gs:0x14. Guard value
1635 will be provided from external symbol (default implementation).
1636 (stack_protect_set_<mode>): Likewise.
1637 (stack_protect_test): Likewise.
1638 (stack_protect_test_<mode>): Likewise.
1640 2012-07-16 Hans-Peter Nilsson <hp@axis.com>
1642 * config/cris/cris-protos.h (cris_legitimate_address_p): Declare.
1643 * config/cris/cris.h (CONSTANT_ADDRESS_P): Define in terms of
1644 CONSTANT_P and cris_legitimate_address_p.
1645 * config/cris/cris.c (cris_legitimate_address_p): Make non-static.
1646 (cris_preferred_reload_class): Don't return GENERAL_REGS as
1647 preferred to MOF_SRP_REGS.
1649 * config/cris/cris.c (cris_init_libfuncs): Handle initialization
1650 of library functions for basic atomic compare-and-swap.
1651 * config/cris/cris.h (TARGET_ATOMICS_MAY_CALL_LIBFUNCS): New macro.
1652 * config/cris/cris.opt (munaligned-atomic-may-use-library): New option.
1653 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>")
1654 ("cris_atomic_fetch_<atomic_op_name><mode>_1")
1655 ("atomic_compare_and_swap<mode>")
1656 ("cris_atomic_compare_and_swap<mode>_1"): Make conditional on
1657 TARGET_ATOMICS_MAY_CALL_LIBFUNCS for sizes larger than byte.
1658 * config/cris/cris.c (cris_print_operand) <case 'P', 'q'>: New cases.
1659 * config/cris/sync.md (atomic_op_op_cnstr): New code_attr.
1660 (atomic_op_op_pred): Ditto.
1661 (atomic_op_mnem_pre_op2): Renamed from atomic_op_mnem_pre; to
1662 reflect the change to include %2 in expansion. All callers changed.
1663 (qm3): New mode_attr.
1664 ("atomic_fetch_<atomic_op_name><mode>"): Use <atomic_op_op_pred>
1665 as predicate for operand 2.
1666 ("cris_atomic_fetch_<atomic_op_name><mode>_1"): Update FIXME. Use
1667 "<atomic_op_op_pred>" "<atomic_op_op_cnstr>" for predicate and
1668 constraint for operand 2.
1669 ("atomic_compare_and_swap<mode>"): Add FIXME. Change predicate to
1670 nonmemory_operand for operand 3.
1671 ("cris_atomic_compare_and_swap<mode>_1"): Change operand 3 to
1672 exclude memory. Improve emitted sync code for v10 and v32. Use
1673 <qm3> instead of <m> for size designator for cmp.
1674 ("atomic_compare_and_swap<mode>"): Change predicate to
1675 nonmemory_operand for operand 3. Add FIXME.
1676 ("cris_atomic_compare_and_swap<mode>_1"): Change predicates and
1677 constraints for operand 3 to exclude memory.
1678 ("atomic_fetch_<atomic_op_name><mode>")
1679 ("atomic_compare_and_swap<mode>"): Gate expand_mem_thread_fence
1680 calls on result of call to need_atomic_barrier_p.
1682 2012-07-15 Richard Sandiford <rdsandiford@googlemail.com>
1684 * config/mips/mips.md (move_type): Replace mfhilo and mthilo
1686 (type): Split mfhilo into mfhi and mflo. Split mthilo into mthi
1687 and mtlo. Adjust move_type->type mapping.
1688 (may_clobber_hilo): Split mthilo into mthi and mtlo.
1689 (*movdi_32bit, *movdi_32bit_mips16, *movdi_64bit, *movdi_64bit_mips16)
1690 (*mov<mode>_internal, *mov<mode>_mips16, *movhi_internal)
1691 (*movhi_mips16, *movqi_internal, *movqi_mips16): Use mtlo and mflo
1692 instead of mthilo and mfhilo.
1693 (mfhi<GPR:mode>_<HILO:mode>): Use mfhi instead of mfhilo.
1694 (mthi<GPR:mode>_<HILO:mode>): Use mthi instead of mthilo.
1695 * config/mips/mips-dsp.md (mips_extr_w, mips_extr_r_w, mips_extr_rs_w)
1696 (mips_extr_s_h, mips_extp, mips_extpdp, mips_shilo, mips_mthlip):
1697 Use mflo instead of mfhilo.
1698 * config/mips/10000.md (r10k_arith): Split mthilo.
1699 (r10k_mfhi, r10k_mflo): Use mfhi and mflo directly.
1700 * config/mips/sb1.md (ir_sb1_mfhi, ir_sb1_mflo): Likewise.
1701 (ir_sb1_mthilo): Split mthilo into mthi and mtlo.
1702 * config/mips/20kc.md (r20kc_imthilo, r20kc_imfhilo): Split
1704 * config/mips/24k.md (r24k_int_mfhilo, r24k_int_mthilo): Likewise.
1705 * config/mips/4130.md (vr4130_class, vr4130_mfhilo, vr4130_mthilo):
1707 * config/mips/4k.md (r4k_int_mthilo, r4k_int_mfhilo): Likewise.
1708 * config/mips/5400.md (ir_vr54_hilo): Likewise.
1709 * config/mips/5500.md (ir_vr55_mthilo, ir_vr55_mfhilo): Likewise.
1710 * config/mips/5k.md (r5k_int_mthilo, r5k_int_mfhilo): Likewise.
1711 * config/mips/7000.md (rm7_mthilo, rm7_mfhilo): Likewise.
1712 * config/mips/74k.md (r74k_int_mfhilo, r74k_int_mthilo): Likewise.
1713 * config/mips/9000.md (rm9k_mfhilo, rm9k_mthilo): Likewise.
1714 * config/mips/generic.md (generic_hilo): Likewise.
1715 * config/mips/loongson2ef.md (ls2_alu): Likewise.
1716 * config/mips/loongson3a.md (ls3a_mfhilo): Likewise.
1717 * config/mips/octeon.md (octeon_imul_o1, octeon_imul_o2)
1718 (octeon_mfhilo_o1, octeon_mfhilo_o2): Likewise.
1719 * config/mips/sr71k.md (ir_sr70_hilo): Likewise.
1720 * config/mips/xlr.md (xlr_hilo): Likewise.
1722 2012-07-14 Andrew Stubbs <ams@codesourcery.com>
1723 Sandra Loosemore <sandra@codesourcery.com>
1725 * config/sh/sh.h (SH_ASM_SPEC): Add spaces between options.
1727 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
1729 * config/i386/i386.c (ix86_set_reg_reg_cost): Enable TFmode/TCmode
1732 2012-07-14 Steven Bosscher <steven@gcc.gnu.org>
1734 * toplev.c (init_asm_output): Open asm_out_file in 'w' mode.
1736 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
1739 * config/spu/spu.c (spu_init_cost): Mark static.
1740 (spu_add_stmt_cost): Likewise.
1741 (spu_finish_cost): Likewise.
1742 (spu_destroy_cost_data): Likewise.
1743 * config/i386/i386.c (ix86_init_cost): Mark static.
1744 (ix86_add_stmt_cost): Likewise.
1745 (ix86_finish_cost): Likewise.
1746 (ix86_destroy_cost_data): Likewise.
1747 * config/rs6000/rs6000.c (rs6000_init_cost): Mark static.
1748 (rs6000_add_stmt_cost): Likewise.
1749 (rs6000_finish_cost): Likewise.
1750 (rs6000_destroy_cost_data): Likewise.
1752 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
1754 * ggc.h (ggc_internal_alloc_stat, ggc_alloc_typed_stat,
1755 ggc_internal_cleared_alloc_stat, ggc_cleared_alloc_htab_ignore_args,
1756 ggc_cleared_alloc_ptr_array_two_args, ggc_splay_alloc): Add
1758 * alloc-pool.h (pool_alloc): Likewise.
1760 * final.c (final): Do not loop to find max_uid.
1762 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
1764 * emit-rtl.c (make_debug_insn_raw, make_jump_insn_raw): Make static.
1765 * rtl.h (make_debug_insn_raw, make_jump_insn_raw): Remove prototypes.
1767 2012-07-13 Richard Guenther <rguenther@suse.de>
1769 PR tree-optimization/53907
1770 * tree-ssa-forwprop.c (associate_pointerplus): New function.
1771 (ssa_forward_propagate_and_combine): Call it.
1773 2012-07-13 Richard Guenther <rguenther@suse.de>
1775 PR tree-optimization/53922
1776 * tree-vrp.c (value_inside_range): Change prototype to take
1777 min/max instead of value-range.
1778 (range_includes_zero_p): Likewise. Return the result from
1780 (extract_range_from_binary_expr_1): Adjust to handle dont-know
1781 return value from range_includes_zero_p.
1782 (extract_range_from_unary_expr_1): Likewise.
1783 (compare_range_with_value): Likewise.
1784 (vrp_meet_1): Likewise.
1786 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
1788 * doc/tm.texi: Regenerate.
1789 * doc/tm.texi.in (TARGET_VECTORIZE_INIT_COST): New hook.
1790 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
1791 (TARGET_VECTORIZE_FINISH_COST): Likewise.
1792 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
1793 * targhooks.c (default_init_cost): New function.
1794 (default_add_stmt_cost): Likewise.
1795 (default_finish_cost): Likewise.
1796 (default_destroy_cost_data): Likewise.
1797 * targhooks.h (default_init_cost): New decl.
1798 (default_add_stmt_cost): Likewise.
1799 (default_finish_cost): Likewise.
1800 (default_destroy_cost_data): Likewise.
1801 * target.def (init_cost): New DEFHOOK.
1802 (add_stmt_cost): Likewise.
1803 (finish_cost): Likewise.
1804 (destroy_cost_data): Likewise.
1805 * target.h (struct _stmt_vec_info): New extern decl.
1806 (stmt_vectype): Likewise.
1807 (stmt_in_inner_loop_p): Likewise.
1808 * tree-vectorizer.h (stmt_info_for_cost): New struct/typedef.
1809 (stmt_vector_for_cost): New VEC/typedef.
1810 (add_stmt_info_to_vec): New function.
1811 (struct _slp_tree): Remove cost.inside_of_loop field.
1812 (struct _slp_instance): Remove cost.inside_of_loop field; add
1813 stmt_cost_vec field.
1814 (SLP_INSTANCE_INSIDE_OF_LOOP_COST): Remove macro.
1815 (SLP_INSTANCE_STMT_COST_VEC): New accessor macro.
1816 (SLP_TREE_INSIDE_OF_LOOP_COST): Remove macro.
1817 (struct _vect_peel_extended_info): Add stmt_cost_vec field.
1818 (struct _loop_vec_info): Add target_cost_data field.
1819 (LOOP_VINFO_TARGET_COST_DATA): New accessor macro.
1820 (struct _bb_vec_info): Add target_cost_data field.
1821 (BB_VINFO_TARGET_COST_DATA): New accessor macro.
1822 (struct _stmt_vec_info): Remove cost.inside_of_loop field.
1823 (STMT_VINFO_INSIDE_OF_LOOP_COST): Remove macro.
1824 (stmt_vinfo_set_inside_of_loop_cost): Remove function.
1825 (init_cost): New function.
1826 (add_stmt_cost): Likewise.
1827 (finish_cost): Likewise.
1828 (destroy_cost_data): Likewise.
1829 (vect_model_simple_cost): Change parameter list.
1830 (vect_model_store_cost): Likewise.
1831 (vect_model_load_cost): Likewise.
1832 (record_stmt_cost): New extern decl.
1833 (vect_get_load_cost): Change parameter list.
1834 (vect_get_store_cost): Likewise.
1835 * tree-vect-loop.c (new_loop_vec_info): Call init_cost.
1836 (destroy_loop_vec_info): Call destroy_cost_data.
1837 (vect_estimate_min_profitable_iters): Remove old calculation of
1838 inside costs; call finish_cost instead.
1839 (vect_model_reduction_cost): Call add_stmt_cost instead of old
1840 inside-costs calculation.
1841 (vect_model_induction_cost): Likewise.
1842 * tree-vect-data-refs.c (vect_get_data_access_cost): Change to
1843 return a stmt_vector_for_cost; modify calls to vect_get_load_cost
1844 and vect_get_store_cost to obtain the value to return.
1845 (vect_peeling_hash_get_lowest_cost): Obtain a stmt_cost_vec from
1846 vect_get_data_access_cost and store it in the minimum peeling
1848 (vect_peeling_hash_choose_best_peeling): Change the parameter list
1849 to add a (stmt_vector_for_cost *) output parameter, and set its value.
1850 (vect_enhance_data_refs_alignment): Ignore the new return value from
1851 calls to vect_get_data_access_cost; obtain stmt_cost_vec from
1852 vect_peeling_hash_choose_best_peeling and pass its contents to the
1854 * tree-vect-stmts.c (stmt_vectype): New function.
1855 (stmt_in_inner_loop_p): Likewise.
1856 (record_stmt_cost): Likewise.
1857 (vect_model_simple_cost): Add stmt_cost_vec parameter; call
1858 record_stmt_cost instead of old calculation; don't call
1859 stmt_vinfo_set_inside_of_loop_cost.
1860 (vect_model_promotion_demotion_cost): Call add_stmt_cost instead of
1861 old calculation; don't call stmt_vinfo_set_inside_of_loop_cost.
1862 (vect_model_store_cost): Add stmt_cost_vec parameter; call
1863 record_stmt_cost instead of old calculation; add stmt_cost_vec
1864 parameter to vect_get_store_cost call; don't call
1865 stmt_vinfo_set_inside_of_loop_cost.
1866 (vect_get_store_cost): Add stmt_cost_vec parameter; call
1867 record_stmt_cost instead of old calculation.
1868 (vect_model_load_cost): Add stmt_cost_vec parameter; call
1869 record_stmt_cost instead of old calculation; add stmt_cost_vec
1870 parameter to vect_get_load_cost call; don't call
1871 stmt_vinfo_set_inside_of_loop_cost.
1872 (vect_get_load_cost): Add stmt_cost_vec parameter; call
1873 record_stmt_cost instead of old calculation.
1874 (vectorizable_call): Add NULL parameter to vect_model_simple_cost call.
1875 (vectorizable_conversion): Likewise.
1876 (vectorizable_assignment): Likewise.
1877 (vectorizable_shift): Likewise.
1878 (vectorizable_operation): Likewise.
1879 (vectorizable_store): Add NULL parameter to vect_model_store_cost call.
1880 (vectorizable_load): Add NULL parameter to vect_model_load_cost call.
1881 (new_stmt_vec_info): Don't set STMT_VINFO_INSIDE_OF_LOOP_COST.
1882 * config/spu/spu.c (TARGET_VECTORIZE_INIT_COST): New macro def.
1883 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
1884 (TARGET_VECTORIZE_FINISH_COST): Likewise.
1885 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
1886 (spu_init_cost): New function.
1887 (spu_add_stmt_cost): Likewise.
1888 (spu_finish_cost): Likewise.
1889 (spu_destroy_cost_data): Likewise.
1890 * config/i386/i386.c (ix86_init_cost): New function.
1891 (ix86_add_stmt_cost): Likewise.
1892 (ix86_finish_cost): Likewise.
1893 (ix86_destroy_cost_data): Likewise.
1894 (TARGET_VECTORIZE_INIT_COST): New macro def.
1895 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
1896 (TARGET_VECTORIZE_FINISH_COST): Likewise.
1897 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
1898 * config/rs6000/rs6000.c (TARGET_VECTORIZE_INIT_COST): New macro def.
1899 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
1900 (TARGET_VECTORIZE_FINISH_COST): Likewise.
1901 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
1902 (rs6000_init_cost): New function.
1903 (rs6000_add_stmt_cost): Likewise.
1904 (rs6000_finish_cost): Likewise.
1905 (rs6000_destroy_cost_data): Likewise.
1906 * tree-vect-slp.c (vect_free_slp_instance): Free stmt_cost_vec.
1907 (vect_create_new_slp_node): Don't set SLP_TREE_INSIDE_OF_LOOP_COST.
1908 (vect_get_and_check_slp_defs): Add stmt_cost_vec parameter; add
1909 stmt_cost_vec parameter to vect_model_store_cost and
1910 vect_model_simple_cost calls.
1911 (vect_build_slp_tree): Remove inside_cost parameter; add stmt_cost_vec
1912 parameter; add stmt_cost_vec parameter to vect_get_and_check_slp_defs,
1913 vect_model_load_cost, and recursive vect_build_slp_tree calls; prevent
1914 calculating cost more than once for loads; remove inside_cost
1915 parameter from recursive vect_build_slp_tree calls; call
1916 record_stmt_cost instead of old calculation.
1917 (vect_analyze_slp_instance): Allocate stmt_cost_vec and save it with
1918 the instance; free it on premature exit; remove inside_cost parameter
1919 from vect_build_slp_tree call; add stmt_cost_vec parameter to
1920 vect_build_slp_tree call; don't set SLP_INSTANCE_INSIDE_OF_LOOP_COST.
1921 (new_bb_vec_info): Call init_cost.
1922 (destroy_bb_vec_info): Call destroy_cost_data.
1923 (vect_bb_vectorization_profitable_p): Call add_stmt_cost for each
1924 statement recorded with an SLP instance; call finish_cost instead of
1925 the old calculation.
1926 (vect_update_slp_costs_according_to_vf): Record statement costs from
1927 SLP instances, multiplying by the appropriate number of copies; don't
1928 update SLP_INSTANCE_INSIDE_OF_LOOP_COST.
1930 2012-07-13 Richard Guenther <rguenther@suse.de>
1933 * builtins.c (get_pointer_alignment_1): Handle constant
1936 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
1937 Steven Bosscher <steven@gcc.gnu.org>
1938 Bernd Schmidt <bernds@codesourcery.com>
1940 PR rtl-optimization/53908
1941 * df-problems.c (can_move_insns_across): When doing
1942 memory-reference book-keeping, handle call insns.
1944 2012-07-13 Richard Guenther <rguenther@suse.de>
1946 * gimple.c (gimple_types_compatible_p_1): Remove redundant
1947 type attribute comparisons.
1948 (gimple_canonical_types_compatible_p): Likewise.
1950 2012-07-12 Hans-Peter Nilsson <hp@axis.com>
1952 PR rtl-optimization/53176
1953 * rtlanal.c (rtx_cost): Adjust default cost for X with a
1954 UNITS_PER_WORD factor for all X according to the size of
1955 its mode, not just for SUBREGs with untieable modes.
1956 Handle SET. Use factor * factor for MULT, DIV, UDIV,
1959 2012-07-12 Uros Bizjak <ubizjak@gmail.com>
1961 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
1962 QImode and HImode splitters. Use ix86_comparison_operator.
1963 Explicitly match FLAGS_REG.
1964 (DFmode cmove splitter): Explicitly match FLAGS_REG.
1966 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
1968 * expr.h (can_move_by_pieces): Move prototype from here ...
1969 * tree.h (can_move_by_pieces): ... to here.
1970 * optabs.h (set_widening_optab_handler): Use XCNEW.
1971 * gimplify.c: Do not include expr.h.
1973 * toplev.c: Do not include dwarf2out.h.
1974 * config/ia64/ia64.c: Likewise.
1975 * config/sparc/sparc.c: Likewise.
1976 * config/sparc/t-sparc (sparc.o): Fix dependencies.
1978 * Makefile.in (toplev.o): Fix dependencies
1979 (c-family/c-gimplify.o): Likewise.
1980 (c-family/c-common.o): Likewise.
1982 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
1984 * basic-block.h (struct edge_def): Use basic_block instead of
1986 * cfgloop.h (struct loop_exit, struct loop): Likewise.
1987 * gengenrtl.c (type_from_format): Likewise. Also for 'tree'
1988 instead of union tree_node *.
1989 * rtl.h (union rtunion_def, emit_insn_before_noloc,
1990 emit_insn_after_noloc, add_insn_before, add_insn_after,
1991 debug_bb_slim): Likewise.
1992 * tree-inline.h (struct copy_body_data): Likewise.
1993 * sched-rgn.c (dump_region_dot): Likewise.
1994 * gimple.h (struct gimple_statement_base, gimple_set_bb,
1995 gsi_move_to_bb_end): Likewise.
1996 * sched-vis.c (debug_bb_slim): Likewise.
1997 (debug_bb_n_slim): Likewise.
1998 * config/mn10300/mn10300.c (mn10300_insert_setlb_lcc): Likewise.
1999 (mn10300_block_contains_call):
2001 2012-07-11 Greta Yorsh <Greta.Yorsh@arm.com>
2004 * config/arm/arm.c (arm_early_load_addr_dep): Handle new
2007 2012-07-11 Jonathan Wakely <jwakely.gcc@gmail.com>
2009 * doc/extend.texi (Namespace Association): Alter cautionary text.
2011 2012-07-10 Oleg Endo <olegendo@gcc.gnu.org>
2014 * config/sh/sh.md: Remove displacement addresssing related splits.
2016 2012-07-10 Xinliang David Li <davidxl@google.com>
2018 * doc/invoke.texi: New option documented.
2019 * flag-types.h: New enum type.
2020 * gimplify.c (gimplify_bind_expr): Control
2021 clobber generation with new option.
2022 (gimplify_target_expr): Ditto.
2023 * common.opt: New option.
2025 2012-07-10 Julian Brown <julian@codesourcery.com>
2027 * config/arm/arm.md (movsi): Don't split symbol refs here.
2028 (define_split): New.
2030 2012-07-10 Andreas Schwab <schwab@linux-m68k.org>
2033 * config/m68k/m68k.c (m68k_epilogue_uses): New.
2034 * config/m68k/m68k.h (EPILOGUE_USES): Use it.
2035 * config/m68k/m68k-protos.h (m68k_epilogue_uses): Add prototype.
2037 2012-07-10 Richard Henderson <rth@redhat.com>
2039 * target.def (builtin_mul_widen_even, builtin_mul_widen_odd): Remove.
2040 * system.h (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Poison.
2041 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Poison.
2042 * config/i386/i386.c (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): Remove.
2043 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): Remove.
2044 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): Remove.
2045 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): Remove.
2046 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): Remove.
2047 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): Remove.
2048 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): Remove.
2049 (bdesc_args): Remove entries to match.
2050 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): Remove.
2051 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
2052 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
2053 * config/rs6000/rs6000.c (rs6000_builtin_mul_widen_even): Remove.
2054 (rs6000_builtin_mul_widen_odd): Remove.
2055 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
2056 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
2057 * config/spu/spu.c (spu_builtin_mul_widen_even): Remove.
2058 (spu_builtin_mul_widen_odd): Remove.
2059 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
2060 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
2061 * doc/tm.texi.in: Don't document the removed hooks.
2063 * tree-vect-stmts.c (supportable_widening_operation): Expand
2064 WIDEN_MULT_EXPR via VEC_WIDEN_MULT_EVEN/ODD_EXPR if possible.
2066 * expmed.c (expmed_mult_highpart): Rename from expand_mult_highpart.
2067 (expmed_mult_highpart_optab): Rename from expand_mult_highpart_optab.
2068 * optabs.c (can_mult_highpart_p): New.
2069 (expand_mult_highpart): New.
2070 * expr.c (expand_expr_real_2) [MULT_HIGHPART_EXPR): Use it.
2071 * tree-vect-generic.c (expand_vector_operations_1): Don't expand
2072 by pieces if can_mult_highpart_p.
2073 (expand_vector_divmod): Use can_mult_highpart_p and always
2074 generate MULT_HIGHPART_EXPR.
2075 * tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
2076 * tree-vect-stmts.c (vectorizable_operation): Likewise.
2078 * config/spu/spu-builtins.md (spu_mpy): Move to spu.md.
2079 (spu_mpyu, spu_mpyhhu, spu_mpyhh): Likewise.
2080 * config/spu/spu.md (vec_widen_smult_odd_v8hi): Rename from spu_mpy.
2081 (vec_widen_umult_odd_v8hi): Rename from spu_mpyu.
2082 (vec_widen_smult_even_v8hi): Rename from spu_mpyhh.
2083 (vec_widen_umult_even_v8hi): Rename from spu_mpyhhu.
2084 * config/spu/spu-builtins.def: Update pattern names to match.
2086 * config/rs6000/altivec.md (vec_widen_umult_even_v16qi): Rename
2087 from altivec_vmuleub.
2088 (vec_widen_smult_even_v16qi): Rename from altivec_vmulesb.
2089 (vec_widen_umult_even_v8hi): Rename from altivec_vmuleuh.
2090 (vec_widen_smult_even_v8hi): Rename from altivec_vmulesh.
2091 (vec_widen_umult_odd_v16qi): Rename from altivec_vmuloub.
2092 (vec_widen_smult_odd_v16qi): Rename from altivec_vmulosb.
2093 (vec_widen_umult_odd_v8hi): Rename from altivec_vmulouh.
2094 (vec_widen_smult_odd_v8hi): Rename from altivec_vmulosh.
2095 * config/rs6000/rs6000-builtin.def: Update pattern names to match.
2097 * config/i386/sse.md (vec_widen_umult_even_v8si): Rename from
2099 (vec_widen_umult_even_v4si): Rename from sse2_umulv2siv2di3.
2100 (vec_widen_smult_even_v8si): Rename from avx2_mulv4siv4di3.
2101 (mulv4si3): Remove XOP test shadowed by SSE4 test.
2102 * config/i386/i386.c (bdesc_args): Update pattern names.
2103 (ix86_expand_sse2_mulvxdi3): Likewise.
2104 (ix86_expand_mul_widen_evenodd): Likewise. Remove XOP test
2105 shadowed by SSE4 test.
2107 * tree.def (VEC_WIDEN_MULT_EVEN_EXPR, VEC_WIDEN_MULT_ODD_EXPR): New.
2108 * cfgexpand.c (expand_debug_expr): Handle them.
2109 * expr.c (expand_expr_real_2): Likewise.
2110 * fold-const.c (fold_binary_loc): Likewise.
2111 * gimple-pretty-print.c (dump_binary_rhs): Likewise.
2112 * optabs.c (optab_for_tree_code): Likewise.
2113 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
2114 * tree-inline.c (estimate_operator_cost): Likewise.
2115 * tree-pretty-print.c (dump_generic_node): Likewise.
2116 * tree.c (commutative_tree_code): Likewise.
2117 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
2118 Handle type change before looking up optab.
2119 * optabs.h (OTI_vec_widen_umult_even, OTI_vec_widen_umult_odd): New.
2120 (OTI_vec_widen_smult_even, OTI_vec_widen_smult_odd): New.
2121 (vec_widen_umult_even_optab, vec_widen_umult_odd_optab): New.
2122 (vec_widen_smult_even_optab, vec_widen_smult_odd_optab): New.
2123 * genopinit.c (optabs): Initialize them.
2124 * doc/md.texi: Document them.
2126 2012-07-10 Dehao Chen <dehao@google.com>
2128 * tree.h (phi_arg_d): New field.
2129 * tree-flow-inline.h (gimple_phi_arg_block): New function.
2130 (gimple_phi_arg_block_from_edge): New function.
2131 (gimple_phi_arg_set_block): New function.
2132 (gimple_phi_arg_has_block): New function.
2133 (redirect_edge_var_map_block): New function.
2134 * tree-flow.h (_edge_var_map): New field.
2135 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
2136 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
2137 redirect_edge_var_map_add.
2138 * tree-outof-ssa.c (_elim_graph): New field.
2139 (insert_partition_copy_on_edge): New parameter.
2140 (insert_value_copy_on_edge): New parameter.
2141 (insert_rtx_to_part_on_edge): New parameter.
2142 (insert_part_to_rtx_on_edge): New parameter.
2143 (elim_graph_add_edge): New parameter.
2144 (elim_graph_remove_succ_edge): New parameter.
2145 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
2146 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
2147 (new_elim_graph): Add block debug info.
2148 (clear_elim_graph): Likewise.
2149 (delete_elim_graph): Likewise.
2150 (elim_graph_add_node): Likewise.
2151 (elim_graph_add_edge): Likewise.
2152 (elim_graph_remove_succ_edge): Likewise.
2153 (eliminate_build): Likewise.
2154 (elim_forward): Likewise.
2155 (elim_unvisited_predecessor): Likewise.
2156 (elim_backward): Likewise.
2157 (elim_create): Likewise.
2158 (eliminate_phi): Likewise.
2159 (insert_backedge_copies): Likewise.
2160 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
2162 (rewrite_add_phi_arguments): Likewise.
2163 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
2164 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
2165 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
2166 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
2167 * tree-ssa-loop-manip.c (create_iv): Likewise.
2168 (add_exit_phis_edge): Likewise.
2169 (split_loop_exit_edge): Likewise.
2170 (copy_phi_node_args): Likewise.
2171 (tree_transform_and_unroll_loop): Likewise.
2172 * value-prof.c (gimple_ic): Likewise.
2173 (gimple_stringop_fixed_value): Likewise.
2174 * tree-tailcall.c (add_successor_phi_arg): Likewise.
2175 (eliminate_tail_call): Likewise.
2176 (create_tailcall_accumulator): Likewise.
2177 (tree_optimize_tail_calls_1): Likewise.
2178 * tree-phinodes.c (add_phi_arg): Likewise.
2179 (make_phi_node): Likewise.
2180 (resize_phi_node): Likewise.
2181 (remove_phi_arg_num): Likewise.
2182 * omp-low.c (expand_parallel_call): Likewise.
2183 (expand_omp_for_static_chunk): Likewise.
2184 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
2186 (slpeel_update_phi_nodes_for_guard1): Likewise.
2187 (slpeel_update_phi_nodes_for_guard2): Likewise.
2188 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2189 (set_prologue_iterations): Likewise.
2190 (slpeel_tree_peel_loop_to_edge): Likewise.
2191 (vect_loop_versioning): Likewise.
2192 * tree-parloops.c (create_phi_for_local_result): Likewise.
2193 (transform_to_exit_first_loop): Likewise.
2194 (create_parallel_loop): Likewise.
2195 * ipa-split.c (split_function): Likewise.
2196 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
2197 (vect_create_epilog_for_reduction): Likewise.
2198 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
2199 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
2200 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2201 (cond_if_else_store_replacement_1): Likewise.
2202 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
2203 (remove_forwarder_block_with_phi): Likewise.
2204 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
2205 * tree-predcom.c (initialize_root_vars): Likewise.
2206 (initialize_root_vars_lm): Likewise.
2207 * sese.c (sese_add_exit_phis_edge): Likewise.
2208 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2209 * tree-ssa.c (flush_pending_stmts): Likewise.
2210 (redirect_edge_var_map_add): Likewise.
2211 (ssa_redirect_edge): Likewise.
2212 * gimple-streamer-in.c (input_phi): Likewise.
2213 * tree-vect-stmts.c (vectorizable_load): Likewise.
2214 * tree-inline.c (copy_phis_for_bb): Likewise.
2215 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2216 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
2217 * tree-cfg.c (reinstall_phi_args): Likewise.
2218 (gimple_make_forwarder_block): Likewise.
2219 (add_phi_args_after_copy_edge): Likewise.
2220 (gimple_duplicate_sese_tail): Likewise.
2222 2012-07-09 Oleg Endo <olegendo@gcc.gnu.org>
2225 * config/sh/sh.c (sequence_insn_p): New function.
2226 (find_barrier, sh_insn_length_adjustment): Use it.
2228 2012-07-09 Iain Sandoe <iain@codesourcery.com>
2231 * config/i386/i386.c (ix86_fold_builtin): Call SUBTARGET_FOLD_BUILTIN
2233 * config/darwin.h: Rename TARGET_FOLD_BUILTIN to
2234 SUBTARGET_FOLD_BUILTIN.
2235 * config/rs6000/darwin.h: Map TARGET_FOLD_BUILTIN onto
2236 SUBTARGET_FOLD_BUILTIN.
2238 2012-07-09 Iain Sandoe <iain@codesourcery.com>
2240 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): Move NeXT
2241 runtime exceptions model setting from here ...
2242 * config/darwin.c (darwin_override_options): ... to here.
2244 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
2246 PR tree-optimization/53887
2247 * tree-cfg.c (group_case_labels_stmt): Make non-static.
2248 * tree-flow.h (group_case_labels_stmt): Add prototype.
2249 * tree-switch-conversion.c (process_switch): Use group_case_labels_stmt
2250 to pre-process every switch.
2252 2012-07-09 Jason Merrill <jason@redhat.com>
2255 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2256 (type_hash_eq): Likewise.
2258 2012-07-09 Tom de Vries <tom@codesourcery.com>
2259 Richard Guenther <rguenther@suse.de>
2261 * tree-ssa-ccp.c (optimize_unreachable): New function.
2262 (execute_fold_all_builtins): Use optimize_unreachable to optimize
2263 BUILT_IN_UNREACHABLE. Don't optimize after BUILT_IN_UNREACHABLE.
2265 2012-07-09 Richard Guenther <rguenther@suse.de>
2268 * graphite-optimize-isl.c: Make sure CU is not empty.
2270 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
2272 * gensupport.c (init_rtx_reader_args_cb): Start counting code
2273 generating patterns from 1 to free up 0 for CODE_FOR_nothing.
2274 * gencodes.c (main): Give CODE_FOR_nothing the value 0. Add
2275 the LAST_INSN_CODE marker at the end.
2276 * genoutput.c (nothing): New static struct data.
2277 (idata): Initialize to ¬hing.
2278 (idata_end): Initialize to ¬hing.next.
2279 (init_insn_for_nothing): New function to create dummy 'nothing' insn.
2281 * genpeep.c (insn_code_number): Remove global variable.
2282 (gen_peephole): Take it as an argument instead.
2283 (main): Take insn_code_number from read_md_rtx.
2284 * optabs.h: Revert r161809:
2285 (optab_handlers): Change type of insn_code back to insn_code.
2286 (optab_handler, widening_optab_handler, set_optab_handler,
2287 set_widening_optab_handler, convert_optab_handler,
2288 set_convert_optab_handler, direct_optab_handler,
2289 set_direct_optab_handler): Remove int casts.
2290 Revert to treating the insn_code field as "insn_code".
2292 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
2294 * config/sh/sh.md (*return_i): Move trap_exit attribute check to ...
2295 * config/sh/sh.c (sh_cfun_trap_exit_p): ... this new function.
2296 * config/sh/sh-protos.h: Declare it.
2298 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
2300 * mcf.c: Do not include tm.h, tree.h, and langhooks.h.
2301 (dump_fixup_graph): Use current_function_name.
2302 (adjust_cfg_counts): Likewise.
2303 * ira-conflicts.c: Do not include tree.h.
2304 (ira_build_conflicts): Use REG_USERVAR_P instead of DECL_ARTIFICIAL.
2306 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
2309 * config/sh/sh.md (*branch_true_eq, *branch_false_ne, nott): New insns.
2311 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
2313 * basic-block.h: Re-group most prototypes per file.
2314 (struct edge_list): Remove num_blocks field.
2315 (dump_bb_info): Adjust prototypes.
2316 (dump_reg_info): Move prototype to regs.h.
2317 * function.h: Do not include tree.h.
2318 Include vec.h, vecir.h, input.h and machmode.h to compensate.
2319 (function_name): New prototype.
2320 * gimple.h: Include tree.h to compensate for basic-block.h change.
2321 * langhooks.h: Note that tree.h is only necessary for enum tree_code.
2322 * regs.h (dump_reg_info): Prototype here.
2323 * regset.h: Adjust file reference in comment.
2324 (debug_regset): Remove prototype.
2325 * rtl.h: Include flags.h for flag_var_tracking_assignments.
2326 (MAY_HAVE_DEBUG_INSNS): Define as flag_var_tracking_assignments
2327 instead of no-longer-available tree.h's MAY_HAVE_DEBUG_STMTS.
2328 (dump_reg_info, dump_flow_info): Remove prototypes.
2329 * bb-reorder.c (set_edge_can_fallthru_flag): Move from cfganal.c
2330 to here, the only user. Make static.
2331 (reorder_basic_blocks): Call dump_reg_info before dump_flow_info.
2332 * cfg.c: Do not include tm.h, tree.h, rtl.h, hard-reg-set.h, regs.h,
2333 flags.h, function.h, except.h, diagnostic-core.h, tm_p.h, timevar.h,
2334 tree-pass.h, cfgloop.h, and tree-flow.h.
2335 Include basic-block.h, the first header I'd expect to be included.
2336 (reg_obstack): Move to df-core.c.
2337 (free_edge): Remove bogus ATTRIBUTE_UNUSED.
2338 (remove_edge_raw): Do not call tree-ssa's redirect_edge_var_map_clear.
2339 (redirect_edge_succ_nodup): Move to cfghooks.c.
2340 (dump_regset, debug_regset): Move to df-core.c.
2341 (dump_bb_info): Move to cfgrtl.c.
2342 (dump_reg_info): Move to regstat.c.
2343 (dump_flow_info): Move to cfgrtl.c.
2344 (debug_flow_info): Likewise.
2345 (dump_edge_info): Do not look at cfun, a CFG without cfun is nonsense.
2346 * cfganal.c: Do not include tm.h, rtl.h, obstack.h, hard-reg-set.h,
2347 insn-config.h, recog.h, diagnostic-core.h, tm_p.h, and cfgloop.h.
2348 (flow_active_insn_p, forwarder_block_p, can_fallthru,
2349 could_fall_through): Move to cfgrtl.c.
2350 (set_edge_can_fallthru_flag): Moved to bb-reorder.c.
2351 (create_edge_list): Do not set edge_list's removed num_blocks.
2352 (print_edge_list): Look at n_basic_blocks instead of num_blocks.
2353 (flow_nodes_print): Remove.
2354 (flow_edge_list_print): Remove.
2355 (inverted_post_order_compute): Use FOR_ALL_BB.
2356 * cfgrtl.c (dump_flow_info): Moved from cfg.c.
2357 Do not call dump_reg_info.
2358 (debug_flow_info): Moved from cfg.c
2359 (dump_bb_info): Moved from cfg.c. Take 'verbose' argument
2360 to avoid looking at TDF_* flags from tree-pass.h.
2361 (flow_active_insn_p, forwarder_block_p, can_fallthru,
2362 could_fall_through): Moved from cfganal.c.
2363 (print_rtl_with_bb): Adjust dump_bb_info calls.
2364 * cfghooks.c (redirect_edge_succ_nodup): Moved from cfg.c.
2365 (remove_edge): Call redirect_edge_var_map_clear if IR_GIMPLE.
2366 (cfgcleanup.c): Look at MAY_HAVE_DEBUG_INSNS, not MAY_HAVE_DEBUG_STMTS.
2367 * cselib.c: Include tree.h with a FIXME.
2368 * df-core.c (reg_obstack): Moved from cfg.c.
2369 (dump_regset): Likewise.
2370 (debug_regset): Likewise. Make a DEBUG_FUNCTION.
2371 * final.c (compute_alignments): Call dump_reg_info before
2373 * function.c (function_name): New function.
2374 (current_function_name): Use it.
2375 * ifcvt.c (rest_of_handle_if_conversion): Call dump_reg_info before
2377 * ira-conflicts.c: Include tree.h with a note.
2378 * regstat.c (dump_reg_info): Moved here from cfg.c.
2379 * loop-init.c: Include regs.h instead of hard-reg-set.h.
2380 (rtl_loop_init): Call dump_reg_info before dump_flow_info.
2381 (rtl_loop_done): Likewise.
2382 * mcf.c: Include tree.h before langhooks.h.
2383 * predict.c (maybe_hot_count_p): Assert we have cfun.
2384 (probably_never_executed_bb_p): Likewise.
2385 * profile.c (compute_branch_probabilities): Use gimple_dump_cfg
2386 instead of dump_flow_info.
2387 * sched-deps.c: Include tree.h with a FIXME.
2388 (call_may_noreturn_p): Add FIXME note why this function has to
2389 look at function decls instead of function decl flags.
2390 * sched-vis.c: Include tree.h with a FIXME.
2391 (print_rtl_slim): Adjust dump_bb_info uses.
2392 * statistics.c (statistics_fini_pass_2): Use current_function_name
2393 to avoid including tree.h.
2394 (statistics_counter_event): Use function_name for the same reason.
2395 (statistics_histogram_event): Likewise.
2396 * tracer.c (tracer): Remove bogus gcc_assert. Use brief_dump_cfg
2397 instead of dump_flow_info.
2398 * var-tracking.c (variable_tracking_main_1): Call dump_reg_info
2399 before dump_flow_info.
2400 * doc/cfg.texi: Update CFG documentation.
2401 * Makefile.in (RTL_H): Depend on FLAGS_H.
2402 (GIMPLE_H): Depend on TREE_H.
2403 (FUNCTION_H): Depend on VEC_H, vecir.h, INPUT_H and MACHMODE_H,
2404 but no longer on TREE_H.
2405 (C_COMMON_H): Depend on TREE_H.
2406 (cselib.o, cse.o, cfganal.o, loop-init.o, ira-conflicts.o,
2407 sched-deps.o, sched-vis.o): Fixup dependencies.
2409 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
2411 * alias.h: Do not include coretypes.h in header files.
2412 * cppbuiltin.h: Likewise.
2413 * double-int.h: Likewise.
2414 * gimple-fold.h: Likewise.
2415 * flags.h: Likewise.
2416 * tree-ssa-alias.h: Likewise.
2417 * gengtype.h (obstack_chunk_alloc, obstack_chunk_free,
2418 OBSTACK_CHUNK_SIZE): Define here to avoid dependency on coretypes.h.
2419 * Makefile.in (RTL_BASE_H): Depend on coretypes.h.
2421 (ALIAS_H): Do not depend on coretypes.h.
2422 (FLAGS_H): Likewise.
2423 (realmpfr.o): Depend on coretypes.h.
2425 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
2427 * Makefile.in (gengtype-lex.o, gengtype-parse.o, gengtype-state.o,
2428 gengtype.o): Add -DGENERATOR_FILE manually for host gengtype objects.
2430 2012-07-07 Richard Earnshaw <rearnsha@arm.com>
2432 * arm.h (TARGET_CPU_CPP_BUILTINS): Remove Maverick support.
2433 (TARGET_FPA): Delete definition.
2434 (TARGET_MAVERICK): Likewise.
2435 (TARGET_FPA_EMU2): Likewise.
2436 (arm_fp_model): Remove FPA and Maverick models.
2437 (arm_arch_cirrus): Delete declaration.
2438 (FLOAT_WORDS_BIG_ENDIAN): Delete definition.
2439 (FIXED_REGISTERS): Remove FPA and Maverick support. Reorganize.
2440 (CALL_USED_REGISTERS): Likewise.
2441 (FIRST_FPA_REGNUM, LAST_FPA_REGNUM): Delete definition.
2442 (FIRST_VFP_REGNUM): Renumbered.
2443 (D7_VFP_REGNUM): Chain definition.
2444 (LAST_LO_VFP_REGNUM): Likewise.
2445 (FIRST_HI_VFP_REGNUM): Likewise.
2446 (LAST_HI_VFP_REGNUM): Likewise.
2447 (FIRST_IWMMXT_GR_REGNUM): Likewise.
2448 (LAST_IWMMXT_GR_REGNUM): Likewise.
2449 (FIRST_IWMMXT_REGNUM): Likewise.
2450 (LAST_IWMMXT_REGNUM): Likewise.
2451 (FRAME_POINTER_REGNUM): Renumbered.
2452 (ARG_POINTER_REGNUM): Renumbered.
2453 (FIRST_PSEUDO_REGISTER): Remove FPA and Maverick registers.
2454 (FIRST_CIRRUS_FP_REGNUM, LAST_CIRRUS_FP_REGNUM): Delete definitions.
2455 (HARD_REGNO_REGNUM): Remove FPA support.
2456 (REG_ALLOC_ORDER): Remove FPA and Maverick registers. Reorganize.
2457 (reg_class): Likewise.
2458 (REG_CLASS_NAMES): Likewise.
2459 (REG_CLASS_CONTENTS): Likewise.
2460 (CANNOT_CHANGE_MODE_CLASS): Never true. Update comment.
2461 (SECONDARY_INPUT_RELOAD_CLASS): Remove Maverick support.
2462 (CLASS_MAX_NREGS): Remove FPA and Maverick support.
2463 * aout.h (REGISTER_NAMES): Remove FPA and Maverick registers.
2464 Reorganize. Use AAPCS preferred names.
2465 (ADDITIONAL_REGISTER_NAMES): Remove aliases for Maverick. Update
2467 (OVERLAPPING_REGISTER_NAMES): Update register numbering.
2468 * arm.c (FL_CIRRUS): Delete definition.
2469 (arm_arch_cirrus): Delete variable.
2470 (arm_float_words_big_endian): Delete function.
2471 (cirrus_memory_offset): Delete function.
2472 (output_mov_long_double_fpa_from_arm): Delete function.
2473 (output_mov_long_double_arm_from_fpa): Delete function.
2474 (output_mov_double_fpa_from_arm): Delete function.
2475 (output_mov_double_arm_from_fpa): Delete function.
2476 (emit_sfm): Delete function.
2477 (maybe_get_arm_condition_code): Update comment.
2478 (arm_file_start): Always use softvfp for softfloat systems.
2479 (thumb_core_reg_alloc_order): Adjust for updated register allocation.
2480 (arm_option_override): Remove FPA and Maverick support. Always
2481 default to vfp as the fallback FPU format.
2482 (use_return_insn): Remove FPA support.
2483 (arm_get_frame_offsets): Likewise.
2484 (arm_save_coproc_regs): Likewise.
2485 (arm_canonicalize_comparison): Remove Maverick support.
2486 (arm_select_cc_mode): Likewise.
2487 (arm_gen_compare_reg): Likewise.
2488 (arm_print_operand): Likewise.
2489 (arm_libcall_value_1): Remove FPA and Maverick support.
2490 (arm_function_value_regno_p): Likewise.
2491 (arm_apply_result_size): Likewise.
2492 (arm_legitimate_index_p): Likewise.
2493 (thumb2_legitimate_index_p): Likewise.
2494 (legitimize_reload_address): Likewise.
2495 (arm_register_move_cost): Likewise.
2496 (arm_hard_regno_mode_ok): Likewise.
2497 (arm_regno_class): Likewise.
2498 (arm_dbx_register_number): Likewise.
2499 (arm_emit_unwind_sequence): Likewise.
2500 (arm_conditional_register_usage): Likewise.
2501 * arm-protos.h (neg_const_double_rtx_ok_for_fpa): Remove declaration.
2502 (cirrus_memory_offset): Likewise.
2503 (output_move_long_double_fpa_from_arm): Likewise.
2504 (output_move_long_double_arm_from_fpa): Likewise.
2505 (output_move_double_fpa_from_arm): Likewise.
2506 (output_move_double_arm_from_fpa): Likewise.
2507 (arm_float_words_big_endian): Likewise.
2508 * arm.md (CC_REGNUM): Renumbered.
2509 (VFPCC_REGNUM): Moved here. Renumbered.
2510 (FPA_F0_REGNUM, FPA_F7_REGNUM): Delete.
2511 (attr fpu): Remove FPA and Maverick support.
2512 * vfp.md (VFPCC_REGNUM): Delete. Moved to arm.md.
2513 * arm-cores.def (ep9312): Remove Maverick support.
2514 * arm-arches.def (ep9312): Delete architecture.
2515 * arm-tables.opt: Regenerated.
2517 * arm/linux-elf.h (FPUTYPE_DEFAULT): Set to vfp.
2519 2012-07-07 Steven Bosscher <steven@gcc.gnu.org>
2521 PR tree-optimization/53881
2522 * tree-switch-conversion.c (emit_case_bit_tests): Do not rely on
2523 comparing labels to establish uniqueness of a switch case target,
2524 use the CFG instead.
2526 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2528 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2529 due to negative shift amount.
2531 2012-07-07 Hans-Peter Nilsson <hp@axis.com>
2533 Fix configure test for "stack protector support in target C library".
2534 * configure.ac (test_prefix, test_exec_prefix): Move setting from
2535 inside sysroot handling to before and outside it.
2536 * configure: Regenerate.
2538 2012-07-06 Kai Tietz <ktietz@redhat.com>
2541 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2542 as "/mingw/include".
2544 2012-07-06 Alexandre Oliva <aoliva@redhat.com>
2547 * var-tracking.c (vt_add_function_parameter): Convert
2548 internal_arg_pointer into arg_pointer-based address even
2551 2012-07-06 Alexandre Oilva <aoliva@redhat.com>
2553 PR rtl-optimization/53827
2556 * alias.c (memrefs_conflict_p): Adjust offset and size by the
2557 same amount for alignment ANDs.
2559 2012-07-06 Tom de Vries <tom@codesourcery.com>
2561 PR tree-optimization/51879
2562 * tree-ssa-sccvn.c (copy_reference_ops_from_call)
2563 (visit_reference_op_call): Handle case that lhs is not an SSA_NAME.
2564 (visit_use): Also call visit_reference_op_call for calls with a vdef.
2566 2012-07-06 Tom de Vries <tom@codesourcery.com>
2568 PR tree-optimization/52009
2569 * tree-ssa-tail-merge.c (gimple_equal_p): For GIMPLE_ASSIGN, compare
2570 value numbers of gimple_vdef.
2571 * tree-ssa-sccvn.h (vn_reference_insert): Add vdef parameter to
2573 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle MODIFY_EXPR.
2574 (vn_reference_insert): Add and handle vdef parameter.
2575 (visit_reference_op_load): Add argument to vn_reference_insert call.
2576 (visit_reference_op_store): Find value number of vdef of store. Insert
2577 value number of vdef of store.
2579 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2581 * config/i386/i386.md (simple lea to add peephole): Also transform
2582 RTXes where second PLUS operand matches output.
2584 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2586 * config/i386/i386.c (construct_plt_address): Make static.
2587 * config/i386/i386-protos.h (construct_plt_address): Remove.
2589 2012-07-06 Nick Clifton <nickc@redhat.com>
2591 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2592 default_encode_section_info.
2594 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2597 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2598 emit PIC sequence for fnaddr symbol reference in advance.
2600 2012-07-06 Eric Botcazou <ebotcazou@adacore.com>
2603 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
2605 * dwarf2out.c (function_possibly_abstracted_p): New static function.
2606 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
2607 cgraph_function_possibly_inlined_p.
2608 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
2609 (process_scope_var): Do not emit concrete instances of abstracted
2610 nested functions from here.
2611 (gen_decl_die): Emit the abstract instance if the function is possibly
2612 abstracted and not only possibly inlined.
2613 (dwarf2out_finish): Find the first non-abstract parent instance and
2614 attach concrete instances on the limbo list to it.
2616 2012-07-05 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2617 Julian Brown <julian@codesourcery.com>
2621 * config/arm/neon-gen.ml (return_by_ptr): Delete.
2622 (print_function): Handle empty strings.
2623 (return): Delete use of return_by_ptr.
2624 (mask_shape_for_shuffle): New function.
2625 (mask_elems): Likewise.
2626 (shuffle_fn): Likewise.
2627 (params): Simplify and remove use of return_by_ptr.
2628 (get_shuffle): New function.
2629 (print_variant): Update.
2630 * config/arm/neon.ml (rev_elems): New function.
2631 (permute_range): Likewise.
2632 (zip_range): Likewise.
2633 (uzip_range): Likewise.
2634 (trn_range): Likewise.
2635 (zip_elems): Likewise.
2636 (uzip_elems): Likewise.
2637 (trn_elems): Likewise.
2638 (features): New enumeration Use_shuffle. Delete ReturnPtr.
2641 (ops): Update entries for Vrev64, Vrev32, Vrev16, Vtr, Vzip, Vuzp.
2642 * config/arm/arm_neon.h: Regenerate.
2644 2012-07-05 Richard Guenther <rguenther@suse.de>
2646 * tree-pretty-print.c (dump_generic_node): Properly test
2647 the result of exact_log2.
2649 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2651 * config/s390/s390-protos.h (s390_expand_movmem)
2652 (s390_expand_cmpmem): Add return value.
2653 * config/s390/s390.c (s390_expand_movmem, s390_expand_cmpmem):
2654 Return FALSE to use the library function in some cases.
2655 * config/s390/s390.md (movmem, cmpmem): Evaluate return value of C
2658 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2660 * config.gcc: Enable ifunc attribute by default on s390 and s390x.
2662 2012-07-05 Steven Bosscher <steven@gcc.gnu.org>
2664 * expr.c (try_casesi): Remove bogus ATTRIBUTE_UNUSED markers.
2665 * stmt.c (dump_case_nodes): New.
2666 (expand_case): Split out code generation parts into new functions.
2667 (expand_switch_as_decision_tree_p): Split out from expand_case.
2668 (emit_case_decision_tree): Likewise.
2669 (emit_case_dispatch_table): Likewise.
2671 2012-07-05 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2673 * config/arm/iterators.md (SDF): New mode iterator.
2674 (V_if_elem): Add support for SF and DF modes.
2676 (F_constraint): New mode iterator attribute.
2677 (F_fma_type): Likewise.
2678 config/arm/vfp.md (fma<SDF:mode>4): New pattern.
2679 (*fmsub<SDF:mode>4): Likewise.
2680 (*fmnsub<SDF:mode>4): Likewise.
2681 (*fmnadd<SDF:mode>4): Likewise.
2683 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2685 * expmed.c (expand_mult): Initialize coeff and is_neg.
2687 2012-07-04 Oleg Endo <olegendo@gcc.gnu.org>
2689 * config/sh/predicates.md (zero_extend_operand): New predicate.
2690 * config/sh/sh.md (zero_extendhisi2): Simplify by using new
2691 zero_extend_operand predicate.
2692 (zero_extendqisi2): Likewise.
2694 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2697 * ipa.c (symtab_remove_unreachable_nodes): Partially revert r187375
2698 to not call cgraph_propagate_frequency if something was changed.
2700 2012-07-04 Richard Guenther <rguenther@suse.de>
2703 * gimple-fold.c (get_base_constructor): Do not return an
2704 error_mark_node DECL_INITIAL.
2706 2012-07-04 Richard Guenther <rguenther@suse.de>
2708 PR tree-optimization/53844
2709 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
2710 the loop virtual PHI.
2712 2012-07-04 Richard Guenther <rguenther@suse.de>
2714 PR tree-optimization/53849
2715 * tree-cfg.c (move_stmt_op): Only call add_referenced_var
2716 for duplicated locals. Use add_referenced_var_1 to avoid
2717 pushing/popping cfun.
2719 2012-07-04 Kai Tietz <ktietz@redhat.com>
2721 * config/i386/winnt.c (i386_pe_reloc_rw_mask): New function.
2722 * config/i386/i386-protos.h (i386_pe_reloc_rw_mask): Add
2724 * config/i386/cygming.h (TARGET_ASM_RELOC_RW_MASK): Define
2725 as i386_pe_reloc_rw_mask.
2727 2012-07-04 Richard Guenther <rguenther@suse.de>
2729 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2730 as in free_lang_data_in_type.
2732 2012-07-04 Tobias Grosser <tobias@grosser.es>
2733 Michael Matz <matz@suse.de>
2735 * Makefile.in (OBJS): Add graphite-optimize-isl.o.
2736 (graphite-optimize-isl.o): Add dependencies.
2737 * common.opt (floop-nest-optimize): New flag.
2738 * doc/invoke.texi (floop-nest-optimize): Document.
2739 * graphite-dependences.c (compute_deps): Export.
2740 * graphite-poly.h (compute_deps): Declare.
2741 * graphite-optimize-isl.c: New file.
2742 * graphite-poly.c (apply_poly_transforms): Run the loop
2744 * tree-ssa-loop.c (gate_graphite_transforms): Enable graphite
2745 if -floop-nest-optimize is enabled.
2747 2012-07-03 Oleg Endo <olegendo@gcc.gnu.org>
2749 * config/sh/predicates.md (logical_and_operand): New predicate.
2750 * config/sh/constraints.md (Jmb, Jmw): New constraints.
2751 * config/sh/sh.md (andsi3): Move expander above insns. Add handling
2752 of 0xFFFF constant. Use logical_and_operand predicate and
2753 satisfies_constraint_Jmb, satisfies_constraint_Jmw.
2754 (*andsi3_compact): Make it an insn_and_split. Use
2755 logical_and_operand predicate. Add Jmb,Jmw alternatives.
2757 2012-07-03 Jason Merrill <jason@redhat.com>
2760 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2762 2012-07-03 Nick Clifton <nickc@redhat.com>
2764 * config/mep/mep.c (mep_reorg_regmove): Use
2765 next_nonnote_non_debug_insn to advance to the next insn. Do not
2766 expect delete_insn to return an rtx.
2768 2012-07-03 Richard Guenther <rguenther@suse.de>
2770 * doc/install.texi (CLooG): Clarify how CLooG needs to be
2771 configured and that it needs to be built against ISL 0.10.
2773 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2775 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2776 code model string in the error message.
2778 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2781 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2782 sibcall_insn_operand. Move it to a temporary register if not.
2784 2012-07-03 Andreas Schwab <schwab@linux-m68k.org>
2787 * config/m68k/m68k.c (m68k_option_override): Reset stack_limit_rtx
2790 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2792 * config/i386/xmmintrin.h (_mm_sfence): Use __builtin_ia32_pause.
2794 2012-07-03 Roland McGrath <mcgrathr@google.com>
2796 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): Also require that the
2797 assembler accept 'rep bsf ...', 'rep bsr ...', 'rep ret' and 'rep nop'.
2798 * configure: Regenerated.
2799 * config/i386/i386.md (simple_return_internal_long): Use %;
2800 (ctz<mode>2): Likewise.
2803 2012-07-02 Oleg Endo <olegendo@gcc.gnu.org>
2806 * config/sh/predicates.md (t_reg_operand, negt_reg_operand): New
2808 * config/sh/sh-protos.h (get_t_reg_rtx): New prototype.
2809 * config/sh/sh.c (get_t_reg_rtx): New function. Use it when invoking
2810 gen_branch_true and gen_branch_false.
2811 * config/sh/sh.md: Use get_t_reg_rtx when invoking gen_branch_true and
2813 (branch_true, branch_false): Use t_reg_operand predicate.
2814 (*branch_true, *branch_false): Delete.
2815 (movt): Use t_reg_operand predicate.
2816 (*negnegt): Use negt_reg_operand predicate and fold little and big
2818 (*movtt): Use t_reg_operand and fold little and big endian variants.
2821 2012-07-02 Steven Bosscher <steven@gcc.gnu.org>
2823 * stmt.c (emit_case_bit_tests): Remove.
2824 (expand_case): Remove expand_switch_using_bit_tests_p code.
2825 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): New.
2826 (MAX_CASE_BIT_TESTS): Moved from stmt.c to here.
2827 (lshift_cheap_p): Likewise.
2828 (expand_switch_using_bit_tests_p): Likewise.
2829 (struct case_bit_test): Likewise.
2830 (case_bit_test_cmp): Likewise.
2831 (emit_case_bit_tests): New implementation for GIMPLE.
2832 (gen_inbound_check): Do not release post-dominator info here.
2833 (process_switch): Reorder code. Expand as bit tests if it
2835 (do_switchconv): Release post-dominator info here if something changed.
2836 (struct gimple_opt_pass): Verify more.
2837 * tree.h (expand_switch_using_bit_tests_p): Remove prototype.
2839 2012-07-02 Martin Jambor <mjambor@suse.cz>
2842 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2843 dynamic type change check.
2845 2012-07-02 Richard Guenther <rguenther@suse.de>
2846 Michael Matz <matz@suse.de>
2847 Tobias Grosser <tobias@grosser.es>
2848 Sebastian Pop <sebpop@gmail.com>
2850 * Makefile.in: Remove PPL flags in favor of ISL ones.
2851 (BACKENDLIBS): Remove PPL libs.
2852 (INCLUDES): Remove PPL includes in favor of ISL ones.
2853 (graphite-clast-to-gimple.o): Remove graphite-dependences.h and
2854 graphite-cloog-compat.h dependencies.
2855 (graphite-dependences.o): Likewise.
2856 (graphite-poly.o): Likewise.
2857 * configure.ac: Declare ISL vars instead of PPL ones.
2858 * configure: Regenerated.
2859 * doc/install.texi: Replace PPL requirement documentation with ISL one.
2860 * graphite-blocking.c: Remove PPL code, add ISL equivalent.
2861 * graphite-clast-to-gimple.c: Likewise.
2862 * graphite-dependences.c: Likewise.
2863 * graphite-interchange.c: Likewise.
2864 * graphite-poly.h: Likewise.
2865 * graphite-poly.c: Likewise.
2866 * graphite-sese-to-poly.c: Likewise.
2867 * graphite.c: Likewise.
2868 * graphite-scop-detection.c: Re-arrange includes.
2869 * graphite-cloog-util.c: Remove.
2870 * graphite-cloog-util.h: Likewise.
2871 * graphite-ppl.h: Likewise.
2872 * graphite-ppl.c: Likewise.
2873 * graphite-dependences.h: Likewise.
2875 2012-07-02 Richard Guenther <rguenther@suse.de>
2877 Merge from graphite branch
2878 2011-07-21 Tobias Grosser <tobias@grosser.es>
2880 * Makefile.in (graphite-clast-to-gimple.o, graphite-cloog-util.o):
2881 Remove graphite-cloog-util.h.
2882 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop,
2883 build_iv_mapping, translate_clast_user, translate_clast,
2884 free_scattering, initialize_cloog_names, build_cloog_prog,
2885 create_params_index): Do not use old compatibility functions.
2886 (clast_name_to_index, set_cloog_options): Remove code for legacy cloog.
2887 * graphite-cloog-util.c (openscop_print_cloog_matrix): Do not use old
2888 compatibility functions.
2889 (new_Cloog_Scattering_from_ppl_Polyhedron): Remove code for legacy
2891 * graphite-cloog-util.h: Remove include of graphite-cloog-util.h.
2892 * graphite.c (graphite.c): Do not call outdated cloog_initialize() and
2894 * graphite-cloog-compat.h: Remove.
2896 2011-08-09 Tobias Grosser <tobias@grosser.es>
2898 * graphite-clast-to-gimple.c (new_clast_name_index): Store a copy
2899 of the string, no just a reference.
2900 (clast_name_index): Add a new field, that specifies if we need to free
2902 (free_clast_name_index): If necessary, free the name string.
2903 (clast_name_index_elt_info): Calculate the hash based on the string
2904 content, not the memory location it is stored in.
2905 (clast_name_to_level): Specify that we do not need to free the name.
2906 (clast_name_to_index): Dito.
2907 (clast_name_to_lb_ub): Dito.
2908 (eq_clast_name_indexes): Compare the strings, not their base pointers.
2909 (free_scattering): Removed.
2910 (initialize_cloog_names): Renamed to add_names_to_union_domain().
2911 (add_names_to_union_domain): Changed to work on a union_domain,
2912 instead of a CloogNames structure.
2913 (build_cloog_prog): Removed.
2914 (build_cloog_union_domain): New.
2915 (generate_cloog_input): New.
2916 (scop_to_clast): Use CloogInput instead of CloogProgram.
2917 (print_generated_program): Adapt to new scop_to_clast() and do not
2918 print the CloogProgram any more.
2919 (create_params_index): Removed, functionality integrated in
2920 add_names_to_union_domain().
2921 (gloog): Adapt to new scop_to_clast().
2922 * graphite-clast-to-gimple.h (scop_to_clast): Remove.
2924 2012-01-11 Tobias Grosser <tobias@grosser.es>
2926 * graphite-clast-to-gimple.c (clast_name_to_index,
2927 clast_name_to_lb_ub, clast_name_to_gcc): Change types.
2928 (clast_to_gcc_expression): Add clast_expr_name as a new
2929 case. Do not assume a clast_expr_term points always to a
2931 (type_for_clast_term): Do not assume a clast_expr_term points always to
2933 (type_for_clast_name): New.
2934 (type_for_clast_expr): Add clast_expr_name as a new case.
2936 2011-08-03 Sebastian Pop <sebpop@gmail.com>
2938 * graphite-cloog-util.c (new_Cloog_Domain_from_ppl_Polyhedron,
2939 new_Cloog_Scattering_from_ppl_Polyhedron,
2940 new_Cloog_Domain_from_ppl_Pointset_Powerset): Remove ATTRIBUTE_UNUSED.
2942 2012-07-02 Jakub Jelinek <jakub@redhat.com>
2944 PR tree-optimization/53645
2945 * tree-vect-generic.c (expand_vector_divmod): Use TYPE_MODE (type)
2946 instead of TYPE_MODE (wider_type) as can_vec_perm_p argument.
2948 2012-07-01 Wei Guozhi <carrot@google.com>
2951 * config/arm/arm-protos.h (const_ok_for_dimode_op): New prototype.
2952 * config/arm/arm.c (const_ok_for_dimode_op): New function.
2953 * config/arm/constraints.md (Dd): New constraint.
2954 * config/arm/predicates.md (arm_adddi_operand): New predicate.
2955 * config/arm/arm.md (adddi3): Extend it to handle constants.
2956 (arm_adddi3): Likewise.
2957 (addsi3_carryin_<optab>): Extend it to handle sbc case.
2958 (addsi3_carryin_alt2_<optab>): Likewise.
2959 * config/arm/neon.md (adddi3_neon): Extend it to handle constants.
2961 2012-06-30 Nathan Sidwell <nathan@acm.org>
2963 * coverage.c (bbg_file_stamp): New.
2964 (read_counts_file): Merge incoming stamp with bbg_file_stamp.
2965 (build_info): Write bbg_file_stamp.
2966 (coverage_init): Initialize bbg_file_stamp. Read counts file
2967 before writing graph header.
2968 (coverage_finish): Don't unlink the data file if we can generate a
2970 * tree.h (crc32_unsigned): Declare.
2971 * tree.c (crc32_unsigned_bits): New, broken out of ...
2972 (crc32_byte): ... here. Use it.
2973 (crc32_unsigned): New.
2975 2012-06-29 Cary Coutant <ccoutant@google.com>
2977 * dwarf2out.c (add_pubname_string): Don't check for want_pubnames.
2978 (gen_subprogram_die): Don't add pubname if want_pubnames is false.
2979 (gen_variable_die): Likewise.
2980 (gen_namespace_die): Likewise.
2982 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2984 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2985 last statement of the finally block onto the switch.
2987 2012-06-29 H.J. Lu <hongjiu.lu@intel.com>
2990 * config/i386/gnu-user64.h (WCHAR_TYPE): Use "int" only for
2993 2012-06-29 Sterling Augustine <saugustine@google.com>
2995 * dwarf2out.c (add_pubname): Add comment.
2996 (add_pubtype): Fix indentation.
2997 (gen_enumeration_type_die): Likewise.
2999 2012-06-29 Jakub Jelinek <jakub@redhat.com>
3001 * tree-vect-generic.c (expand_vector_divmod): For even/odd
3002 widening multiply, put even always as first argument to VEC_PERM_EXPR.
3004 2012-06-29 Richard Henderson <rth@redhat.com>
3006 * tree-vect-generic.c: Include target.h.
3007 (expand_vector_divmod): Use builtin_mul_widen_even/odd if supported.
3008 * Makefile.in (tree-vect-generic.o): Update.
3010 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
3012 * configure.ac: Remove special gtfiles case for C.
3013 * configure: Regenerate.
3014 * Makefile.in: Remove C front-end hooks and build hooks that
3015 will be picked up from c/Make-lang.in now.
3016 Add tree-mudflap to C_COMMON_OBJS.
3017 * gengtype.c (files_rules): Adjust gt-files for c/c-decl.c.
3018 * config/vms/vms.c: Look for c-tree.h in c/.
3019 * doc/gty.texi: Remove reference to c-config-lang.in.
3020 * doc/sourcebuild.texi: Document the c/ subdirectory.
3022 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
3024 * system.h (CASE_USE_BIT_TESTS): Poison.
3025 * stmt.c (CASE_USE_BIT_TESTS): Fold away into its only user ...
3026 (expand_switch_using_bit_tests_p): ...here.
3027 * doc/tm.texi.in (CASE_USE_BIT_TESTS): Remove documentation.
3028 * doc/tm.texi (CASE_USE_BIT_TESTS): Regenerate.
3030 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
3032 * system.h (IFCVT_EXTRA_FIELDS): Poison.
3033 (IFCVT_INIT_EXTRA_FIELDS): Poison.
3034 * basic-block.h (struct ce_if_block): Remove IFCVT_EXTRA_FIELDS.
3035 * ifcvt.c (find_if_header): Use IFCVT_MACHDEP_INIT instead of
3036 IFCVT_INIT_EXTRA_FIELDS.
3037 * gengtype-parse.c (struct_field_seq): Remove obsolete comment.
3038 * config/frv/frv.h (IFCVT_INIT_EXTRA_FIELDS): Rename to
3040 * config/frv/frv.c (frv_ifcvt_init_extra_fields): Rename to
3041 frv_ifcvt_machdep_init.
3042 * doc/tm.texi.in (IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS):
3043 Remove documentation.
3044 (IFCVT_MACHDEP_INIT): Document.
3045 * doc/tm.texi: Regenerate.
3047 2012-06-29 Nick Clifton <nickc@redhat.com>
3049 * config/lm32/lm32.c (lm32_compute_frame_size): Fix typo.
3051 2012-06-29 Jakub Jelinek <jakub@redhat.com>
3053 * tree-vect-stmts.c (vectorizable_operation): Check both
3054 VEC_WIDEN_MULT_LO_EXPR and VEC_WIDEN_MULT_HI_EXPR optabs.
3055 Verify that operand[0]'s mode is TYPE_MODE (wide_vectype).
3057 2012-06-28 Richard Henderson <rth@redhat.com>
3059 * doc/generic.texi (MULT_HIGHPART_EXPR): Document it.
3061 2012-06-28 Jakub Jelinek <jakub@redhat.com>
3063 PR tree-optimization/51581
3064 * tree-vect-stmts.c (permute_vec_elements): Add forward decl.
3065 (vectorizable_operation): Handle vectorization of MULT_HIGHPART_EXPR
3066 also using VEC_WIDEN_MULT_*_EXPR or builtin_mul_widen_* plus
3067 VEC_PERM_EXPR if vector MULT_HIGHPART_EXPR isn't supported.
3068 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use
3069 MULT_HIGHPART_EXPR instead of VEC_WIDEN_MULT_*_EXPR and shifts.
3071 PR tree-optimization/53645
3072 * tree-vect-generic.c (expand_vector_divmod): Use MULT_HIGHPART_EXPR
3073 instead of VEC_WIDEN_MULT_{HI,LO}_EXPR followed by VEC_PERM_EXPR
3076 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
3079 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
3080 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
3081 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
3082 avr_hard_regno_call_part_clobbered.
3084 2012-06-28 Richard Guenther <rguenther@suse.de>
3087 * expr.c (expand_expr_real_1): Verify if the type is complete
3088 before inspecting its size.
3090 2012-06-28 Andreas Schwab <schwab@linux-m68k.org>
3092 * doc/include/gpl.texi: Remove.
3093 * doc/sourcebuild.texi (Texinfo Manuals): Don't mention gpl.texi.
3095 2012-06-28 Jakub Jelinek <jakub@redhat.com>
3097 PR tree-optimization/53645
3098 * tree-vect-generic.c (add_rshift): New function.
3099 (expand_vector_divmod): New function.
3100 (expand_vector_operation): Use it for vector integer
3101 TRUNC_{DIV,MOD}_EXPR by VECTOR_CST.
3102 * tree-vect-patterns.c (vect_recog_divmod_pattern): Replace
3103 unused lguup variable with dummy_int.
3105 2012-06-28 OLivier Hainque <hainque@adacore.com>
3107 * expr.c (convert_move): Latch mem integer inputs into a
3108 register before expanding a multi-instructions sequence.
3110 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
3111 Uros Bizjak <ubizjak@gmail.com>
3112 Jakub Jelinek <jakub@redhat.com>
3116 * var-tracking.c (vt_emit_notes): Release loc_exp_dep_pool...
3117 (vt_finalize): ... here instead, if needed.
3119 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
3124 * dce.c (word_dce_process_block): Check whether inserting debug
3125 temps are needed even for needed insns.
3126 (dce_process_block): Likewise.
3127 * df-problems.c (dead_debug_add): Add comment about multi-regs.
3128 (dead_debug_insert_temp): Likewise. Don't subreg when we're
3129 setting fewer regs than a multi-reg requires.
3131 2012-06-27 Richard Henderson <rth@redhat.com>
3133 * config/alpha/alpha.c (alpha_dimode_u): New.
3134 (alpha_init_builtins): Initialize it, and use it.
3135 (alpha_fold_builtin_cmpbge): Use alpha_dimode_u.
3136 (alpha_fold_builtin_zapnot, alpha_fold_builtin_insxx): Likewise.
3137 (alpha_fold_vector_minmax, alpha_fold_builtin_perr): Likewise.
3138 (alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb): Likewise.
3139 (alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw): Likewise.
3140 (alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz): Likewise.
3141 (alpha_fold_builtin_ctpop): Likewise.
3142 (alpha_fold_builtin_umulh): Remove.
3143 (alpha_fold_builtin): Use MULT_HIGHPART_EXPR for UMULH; fix
3144 typo in MAX_ARGS check.
3146 2012-06-27 Richard Henderson <rth@redhat.com>
3148 * tree.def (MULT_HIGHPART_EXPR): New.
3149 * cfgexpand.c (expand_debug_expr): Ignore it.
3150 * expr.c (expand_expr_real_2): Handle it.
3151 * fold-const.c (int_const_binop_1): Likewise.
3152 * optabs.c (optab_for_tree_code): Likewise.
3153 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
3154 * tree-inline.c (estimate_operator_cost): Likewise.
3155 * tree-pretty-print.c (dump_generic_node): Likewise.
3156 (op_code_prio, op_symbol_code): Likewise.
3157 * tree.c (commutative_tree_code): Likewise. Also handle
3158 WIDEN_MULT_EXPR, VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR.
3160 2012-06-27 Richard Henderson <rth@redhat.com>
3163 * config/i386/i386.c (ix86_rtx_costs): Fix typo vs UNITS_PER_WORD
3164 in 2012-06-23 change. Adjust two other DImode tests as well.
3166 2012-06-27 Nick Clifton <nickc@redhat.com>
3168 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
3171 2012-06-27 Richard Guenther <rguenther@suse.de>
3174 * tree-chrec.c (chrec_convert_1): Represent truncation to
3175 a type with undefined overflow as truncation to an unsigned
3176 type converted to the type with undefined overflow.
3177 * tree-scalar-evolution.c (interpret_rhs_expr): For computing
3178 the scalar evolution of a truncated widened operation avoid
3179 looking at the non-existing evolution of the widened operation
3182 2012-06-27 Richard Guenther <rguenther@suse.de>
3184 PR tree-optimization/53774
3185 * tree-ssa-reassoc.c (get_rank): All default defs have
3187 (init_reassoc): Precompute rank for all SSA default defs.
3189 2012-06-27 Nick Clifton <nickc@redhat.com>
3191 * config/rx/rx.md (simple_return): Use the simple_return rtx.
3193 2012-06-26 Richard Henderson <rth@redhat.com>
3195 * config/i386/i386.c (ix86_rtx_costs): Use standard_sse_constant_p
3196 and don't fall thru from standard_80387_constant_p to the memory
3199 2012-06-26 Richard Henderson <rth@redhat.com>
3201 * config/i386/i386.c (bdesc_args): Update. Change
3202 IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI to OPTION_MASK_ISA_SSE2.
3203 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): New.
3204 (ix86_builtin_mul_widen_even): Use it.
3205 (ix86_builtin_mul_widen_odd): Relax SMUL_ODD from sse4 to sse2.
3206 (ix86_expand_mul_widen_evenodd): Handle signed for sse2.
3207 * config/i386/sse.md (vec_widen_<s>mult_hi_<V124_AVX2>): Allow
3209 (vec_widen_<s>mult_lo_<V124_AVX2>): Likewise.
3210 (vec_widen_<s>mult_odd_<VI4_AVX2>): Likewise. Relax from V124_AVX2.
3211 (vec_widen_smult_even_v4si): New.
3213 2012-06-26 Richard Henderson <rth@redhat.com>
3215 * config/i386/sse.md (mul<VI8_AVX2>3): Change from insn_and_split
3216 to expander; move guts to ...
3217 * config/i386/i386.c (ix86_expand_sse2_mulvxdi3): ... here. Add
3218 highparts before shifting up.
3219 * config/i386/i386-protos.h: Update.
3221 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
3223 * system.h (USE_COMMON_FOR_ONE_ONLY): Poison.
3224 * defaults.h (USE_COMMON_FOR_ONE_ONLY): Do not provide default.
3225 * config/darwin.h (USE_COMMON_FOR_ONE_ONLY): Do not define.
3227 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
3229 * var-tracking.c (vt_add_function_parameter): Use a preserved
3230 VALUE for the MEM address of an incoming parameter.
3232 2012-06-26 Sterling Augustine <saugustine@google.com>
3234 * dwarf2out.c (output_pubnames): Add check for DW_TAG_enumerator.
3235 (prune_unused_types): Likewise.
3237 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
3239 * system.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
3240 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Poison.
3241 * vmsdbgout.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
3242 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Rename to
3243 VMS_UNALIGNED_SHORT_ASM_OP, VMS_UNALIGNED_INT_ASM_OP,
3244 VMS_UNALIGNED_LONG_ASM_OP, and VMS_UNALIGNED_DOUBLE_INT_ASM_OP.
3245 * config/microblaze/microblaze.h (UNALIGNED_SHORT_ASM_OP,
3246 UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Do not define.
3247 * doc/tm.texi.in: Remove UNALIGNED_INT_ASM_OP reference from the
3249 * doc/tm.texi: Regenerate.
3250 * doc/cpp.texi: Make example for #error generic.
3251 * config/frv/frv.h: Fix example text to match tm.texi.
3253 2012-06-26 Bill Schmidt <wschmidt@linux.ibm.com>
3255 * tree-pass.h (pass_strength_reduction): New decl.
3256 * tree-ssa-loop-ivopts.c (initialize_costs): Make non-static.
3257 (finalize_costs): Likewise.
3258 * timevar.def (TV_TREE_SLSR): New timevar.
3259 * gimple-ssa-strength-reduction.c: New.
3260 * tree-flow.h (initialize_costs): New decl.
3261 (finalize_costs): Likewise.
3262 * Makefile.in (tree-ssa-strength-reduction.o): New dependencies.
3263 * passes.c (init_optimization_passes): Add pass_strength_reduction.
3265 2012-06-26 Matt Turner <mattst88@gmail.com>
3267 * doc/extend.texi (__builtin_arm_tinsrb): Add missing second parameter.
3268 (__builtin_arm_tinsrh): Likewise.
3269 (__builtin_arm_tinsrw): Likewise.
3270 (__builtin_arm_wsadb): Add missing v2si parameter.
3271 (__builtin_arm_wsadh): Likewise.
3272 (__builtin_arm_getwcx): Delete.
3273 (__builtin_arm_setwcx): Delete.
3274 (__builtin_arm_getwcgr0): Add.
3275 (__builtin_arm_getwcgr1): Add.
3276 (__builtin_arm_getwcgr2): Add.
3277 (__builtin_arm_getwcgr3): Add.
3278 (__builtin_arm_setwcgr0): Add.
3279 (__builtin_arm_setwcgr1): Add.
3280 (__builtin_arm_setwcgr2): Add.
3281 (__builtin_arm_setwcgr3): Add.
3283 2012-06-26 Richard Guenther <rguenther@suse.de>
3286 2012-06-21 Richard Guenther <rguenther@suse.de>
3288 * tree-inline.c (estimate_num_insns): Estimate call cost for
3291 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
3294 * doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
3295 * doc/tm.texi: Regenerate.
3297 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
3300 * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
3301 * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
3302 * doc/tm.texi.in: Remove documentation for unused target macros
3303 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
3304 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
3305 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
3306 TARGET_NARROW_VOLATILE_BITFIELDS.
3307 Document that MD_HANDLE_UNWABI is a macro in libgcc.
3308 * doc/tm.texi: Regenerate.
3309 * system.h: Poison target macros
3310 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
3311 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
3312 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
3313 TARGET_NARROW_VOLATILE_BITFIELDS
3315 2012-06-26 Jan Hubicka <jh@suse.cz>
3318 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
3321 2012-06-26 Dehao Chen <dehao@google.com>
3323 * tree-inline.c: (expand_call_inline): Ensure that lexical block's
3324 source location is consistant with the call stmt.
3326 2012-06-26 Ulrich Weigand <ulrich.weigand@linaro.org>
3328 PR tree-optimization/53729
3329 PR tree-optimization/53636
3330 * tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
3331 vect_verify_datarefs_alignment until after statements have
3332 been marked as relevant/irrelevant.
3333 * tree-vect-data-refs.c (vect_verify_datarefs_alignment):
3334 Skip irrelevant statements.
3335 (vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
3336 instead of STMT_VINFO_RELEVANT.
3337 (vect_get_data_access_cost): Do not check for supportable
3338 alignment before calling vect_get_load_cost/vect_get_store_cost.
3339 * tree-vect-stmts.c (vect_get_store_cost): Do not abort when
3340 handling unsupported alignment.
3341 (vect_get_load_cost): Likewise.
3343 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
3345 * config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
3346 Do not define JMP_BUF_SIZE.
3348 2012-06-26 Jakub Jelinek <jakub@redhat.com>
3350 PR tree-optimization/53748
3351 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
3352 if arg0/arg1 have integral or pointer types.
3354 2012-06-25 Richard Henderson <rth@redhat.com>
3356 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
3357 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
3358 (sdot_prodv4si): New; handle only XOP.
3360 2012-06-25 Richard Henderson <rth@redhat.com>
3362 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
3363 (V2UDI_FUNC_V4USI_V4USI): New.
3364 (V4UDI_FUNC_V8USI_V8USI): New.
3365 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
3366 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
3367 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
3368 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
3369 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
3370 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
3371 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
3372 (bdesc_args): Add them.
3373 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
3374 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
3375 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
3376 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
3377 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
3379 2012-06-25 Richard Henderson <rth@redhat.com>
3381 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
3383 2012-06-25 Richard Henderson <rth@redhat.com>
3385 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
3387 (ix86_expand_vec_interleave): New.
3388 (ix86_expand_mul_widen_evenodd): New.
3389 (ix86_expand_mul_widen_hilo): New.
3390 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
3391 * config/i386/i386.md (u_bool) New code attr.
3392 * config/i386/predicates.md
3393 (nonimmediate_or_const_vector_operand): Remove.
3394 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
3395 both AVX and SSE4_1.
3396 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
3397 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
3398 (vec_widen<s>mult_hi_v8si): Remove.
3399 (vec_widen<s>mult_lo_v8si): Remove.
3400 (vec_widen_smult_hi_v4si): Remove.
3401 (vec_widen_smult_lo_v4si): Remove.
3402 (vec_widen_umult_hi_v4si): Remove.
3403 (vec_widen_umult_lo_v4si): Remove.
3404 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
3405 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
3406 * config/i386/i386-protos.h: Update.
3408 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
3410 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
3411 (neon_vld1_dup): Restrict to VQ operands.
3412 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
3414 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3415 James Greenhalgh <james.greenhalgh@arm.com>
3417 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
3418 (TARGET_FMA): New macro.
3419 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
3420 (TARGET_ARM_ARCH): Likewise.
3421 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
3422 (TARGET_V6M, TARGET_V7M): Likewise.
3423 (TARGET_ARM_ARCH_PROFILE): Likewise.
3424 (TARGET_ARM_FEATURE_LDREX): Likewise.
3425 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
3426 (ARM_MIN_ENUM_SIZE): Likewise.
3427 * config/arm/arm.c (arm_file_start): Refactor appropriately.
3428 (base_architecture): New enumeration.
3429 (arm_base_arch): New global variable.
3430 (processors): Add field base_arch.
3431 (ARM_ARCH, ARM_CORE): Adjust accordingly.
3432 (arm_option_override): Add initialization of arm_base_arch.
3433 * doc/cpp.texi (system-specific predefined macros.): Change.
3435 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3438 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3439 of x x x in the vmovlps load alternative.
3441 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
3444 * df.h (dead_debug_add): Remove third argument.
3445 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
3446 REG that we want to replace instead.
3447 (dead_debug_insert_temp): Use the REGNO of the reg that we want
3448 to replace instead of DF_REF_REGNO. Require there to always be
3449 at least one such use. Check for cases where the same location
3450 has more than df_ref associated with it.
3451 (df_note_bb_compute): Remove third dead_debug_add argument.
3452 * dce.c (word_dce_process_block): Likewise.
3454 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
3456 * config/v850/v850.c: Remove redundant extern declarations for
3457 last_assemble_variable_decl and size_directive_output.
3459 * doc/tm.texi.in: Document JMP_BUF_SIZE.
3460 * doc/tm.texi: Regenerate.
3461 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
3462 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
3463 * config/stormy16/stormy16.h: Likewise.
3465 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
3467 * doc/sourcebuild.texi: Add missing subdirectories.
3469 2012-06-25 Tristan Gingold <gingold@adacore.com>
3471 * config/i386/i386.h: Fix typo.
3473 2012-06-25 Tristan Gingold <gingold@adacore.com>
3475 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
3476 (seh_cfa_adjust_cfa): ... that function.
3477 (seh_emit_stackalloc): Do not emit out of range values.
3478 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
3479 UNSPEC_DEF_CFA constants.
3480 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
3481 * config/i386/i386.c (ix86_frame_pointer_required): Required
3482 for very large frames on SEH target.
3483 (ix86_compute_frame_layout): Save area is before frame pointer
3484 on SEH target. Handle very large frames.
3485 (ix86_expand_prologue): Likewise.
3487 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
3489 * output.h: (current_function_is_leaf,
3490 current_function_sp_is_unchanging,
3491 current_function_uses_only_leaf_regs): Remove.
3492 * function.c (current_function_is_leaf,
3493 current_function_sp_is_unchanging,
3494 current_function_uses_only_leaf_regs): Remove.
3495 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
3496 instead of current_function_uses_only_leaf_regs.
3497 * function.h (struct rtl_data): New fields sp_is_unchanging,
3498 is_leaf, uses_only_leaf_regs.
3499 * resource.c (init_resource_info): Replace current_function_is_leaf,
3500 current_function_sp_is_unchanging, and
3501 current_function_uses_only_leaf_regs with new crtl fields.
3502 * sdbout.c (sdbout_symbol): Likewise.
3503 * df-core.c (rest_of_handle_df_initialize): Likewise.
3504 * ira.c (ira): Likewise.
3505 * final.c (final_start_function): Likewise.
3506 * reorg.c (fill_simple_delay_slots): Likewise.
3507 * regrename.c (check_new_reg_p): Likewise.
3508 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
3509 (notice_stack_pointer_modification): Likewise.
3510 * dbxout.c (dbxout_symbol): Likewise.
3511 (dbxout_parms): Likewise.
3512 * sel-sched.c (init_regs_for_mode): Likewise.
3513 * dwarf2out.c (dbx_reg_number): Likewise.
3514 (multiple_reg_loc_descriptor): Likewise.
3515 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
3516 (gen_pop): Likewise.
3517 (ix86_select_alt_pic_regnum): Likewise.
3518 (ix86_compute_frame_layout): Likewise.
3519 (ix86_finalize_stack_realign_flags): Likewise.
3520 (ix86_expand_epilogue): Likewise.
3521 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
3522 * config/h8300/h8300.c (byte_reg): Likewise.
3523 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
3524 (c6x_save_reg): Likewise.
3525 (c6x_compute_frame_layout): Likewise.
3526 * config/pa/pa.c (pa_compute_frame_size): Likewise.
3527 (pa_output_function_prologue): Likewise.
3528 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
3529 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
3530 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
3531 (sparc_expand_prologue): Likewise.
3532 (sparc_flat_expand_prologue): Likewise.
3533 (sparc_asm_function_prologue): Likewise.
3534 (sparc_output_mi_thunk): Likewise.
3535 (sparc_frame_pointer_required): Likewise.
3536 * config/epiphany/epiphany.c (epiphany_compute_function_type):
3538 (epiphany_compute_frame_size): Likewise.
3539 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
3540 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
3541 (cris_frame_pointer_required): Likewise.
3542 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
3543 (tilepro_current_function_is_leaf): Likewise.
3544 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
3545 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
3546 * config/ia64/ia64.c (find_gr_spill): Likewise.
3547 (ia64_compute_frame_size): Likewise.
3548 (ia64_can_eliminate): Likewise.
3549 (ia64_initial_elimination_offset): Likewise.
3550 * config/m68k/m68k.c (m68k_save_reg): Likewise.
3551 (m68k_expand_epilogue): Likewise.
3552 * config/rx/rx.c (rx_get_stack_layout): Likewise.
3553 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
3554 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
3556 (picochip_output_frame_debug): Likewise.
3557 * config/sh/sh.c (sh_media_register_for_return): Likewise.
3558 (sh_allocate_initial_value): Likewise.
3559 (sh_output_mi_thunk): Likewise.
3560 * config/microblaze/microblaze.c (microblaze_must_save_register):
3562 (compute_frame_size): Likewise.
3563 (microblaze_initial_elimination_offset): Likewise.
3564 (microblaze_expand_prologue): Likewise.
3565 (microblaze_expand_epilogue): Likewise.
3566 * config/frv/frv.c (frv_expand_epilogue): Likewise.
3567 (frv_frame_pointer_required): Likewise.
3568 * config/spu/spu.c (get_pic_reg): Likewise.
3569 (direct_return): Likewise.
3570 (spu_expand_prologue): Likewise.
3571 (spu_expand_epilogue): Likewise.
3572 (spu_initial_elimination_offset): Likewise.
3573 * config/mips/mips.c (mips_global_pointer): Likewise.
3574 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
3575 (mips_compute_frame_info): Likewise.
3576 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
3577 (mep_reload_pointer): Likewise.
3578 * config/rl78/rl78.c (need_to_save): Likewise.
3579 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
3580 * config/score/score.c (score_compute_frame_size): Likewise.
3581 (score_function_prologue): Likewise.
3582 * config/bfin/bfin.c (must_save_p): Likewise.
3583 (expand_prologue_reg_save): Likewise.
3584 (expand_epilogue_reg_restore): Likewise.
3585 (bfin_frame_pointer_required): Likewise.
3586 (n_regs_saved_by_prologue): Likewise.
3587 (add_to_reg): Likewise.
3588 (expand_interrupt_handler_prologue): Likewise.
3589 (expand_interrupt_handler_epilogue): Likewise.
3590 (bfin_expand_prologue): Likewise.
3591 * config/avr/avr.c (avr_regs_to_save): Likewise.
3592 (avr_prologue_setup_frame): Likewise.
3593 (expand_epilogue): Likewise.
3594 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
3595 (s390_register_info): Likewise.
3596 (s390_frame_info): Likewise.
3597 (s390_init_frame_layout): Likewise.
3598 (s390_emit_prologue): Likewise.
3601 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
3603 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
3604 * vmsdbgout: Do not undefine it if defined.
3605 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
3606 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
3607 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
3609 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
3611 * config/mips/mips.c (mips_process_sync_loop): Add missing enum cast.
3613 2012-06-23 Richard Henderson <rth@redhat.com>
3616 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
3617 V*QImode shifts and multiply.
3618 (ix86_expand_vecop_qihi): Support shifts.
3619 * config/i386/i386.md (any_shift): New code iterator.
3620 * config/i386/sse.md (ashlv16qi3): Merge ...
3621 (<any_shiftrt>v16qi3): ... into ...
3622 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
3623 to support SSE and AVX.
3625 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
3626 parameter into src and dest.
3627 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
3628 (vec_unpacks_hi_<V124_AVX2>): Likewise.
3629 (vec_unpacku_lo_<V124_AVX2>): Likewise.
3630 (vec_unpacks_lo_<V124_AVX2>): Likewise.
3631 * config/i386/i386-protos.h: Update.
3633 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
3634 pure expander; move expansion code ...
3635 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
3636 * config/i386/i386-protos.h: Update.
3638 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
3640 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
3641 (popcntb<mode>2): Add attribute type popcnt.
3642 (popcntd<mode>2): Ditto.
3643 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
3644 * config/rs6000/power5.md (define_insn_reservation): Ditto.
3645 * config/rs6000/power7.md (define_insn_reservation): Ditto.
3646 * config/rs6000/476.md (define_insn_reservation): Ditto.
3647 * config/rs6000/power6.md (define_insn_reservation): New
3648 reservation for popcnt instructions.
3650 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
3652 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
3654 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
3657 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
3659 * config/i386/i386.c (ix86_option_override_internal): Allow
3660 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
3662 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
3665 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
3667 * double-int.c (double_int_multiple_of): New function.
3668 * double-int.h (double_int_multiple_of): New decl.
3669 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
3670 (mbc_entry_hash): New forward decl.
3671 (mbc_entry_eq): Likewise.
3672 (zero_cost): Change to no_cost.
3673 (mult_costs): New static var.
3674 (cost_tables_exist): Likewise.
3675 (initialize_costs): New function.
3676 (finalize_costs): Likewise.
3677 (tree_ssa_iv_optimize_init): Call initialize_costs.
3678 (add_cost): Change to add_regs_cost; distinguish costs by speed.
3679 (multiply_regs_cost): New function.
3680 (add_const_cost): Likewise.
3681 (extend_or_trunc_reg_cost): Likewise.
3682 (negate_reg_cost): Likewise.
3683 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
3685 (get_address_cost): Change add_cost to add_regs_cost; change
3686 multiply_by_cost to multiply_by_const_cost.
3687 (force_expr_to_var_cost): Change zero_cost to no_cost; change
3688 add_cost to add_regs_cost; change multiply_by_cost to
3689 multiply_by_const_cost.
3690 (split_cost): Change zero_cost to no_cost.
3691 (ptr_difference_cost): Likewise.
3692 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
3693 to multiply_by_const_cost.
3694 (get_computation_cost_at): Change add_cost to add_regs_cost; change
3695 multiply_by_cost to multiply_by_const_cost.
3696 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
3697 (determine_iv_cost): Change add_cost to add_regs_cost.
3698 (iv_ca_new): Change zero_cost to no_cost.
3699 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
3700 * tree-ssa-address.c (most_expensive_mult_to_index): Change
3701 multiply_by_cost to multiply_by_const_cost.
3702 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
3703 (add_regs_cost): New decl.
3704 (multiply_regs_cost): Likewise.
3705 (add_const_cost): Likewise.
3706 (extend_or_trunc_reg_cost): Likewise.
3707 (negate_reg_cost): Likewise.
3709 2012-06-22 Richard Guenther <rguenther@suse.de>
3711 Merge from graphite branch
3712 2011-08-10 Sebastian Pop <sebpop@gmail.com>
3714 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
3716 2012-01-13 Tobias Grosser <tobias@grosser.es>
3718 * tree-flow.h (parallelized_function_p): Declare.
3719 * tree-parloops.c (parallelized_function_p): Export.
3720 * graphite.c (graphite_transform_loops): Do not run graphite on
3721 already parallel functions.
3723 2012-06-22 Alan Modra <amodra@gmail.com>
3725 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
3726 return mem. Convert to indirect addressing if not indirect or
3727 indexed. Adjust all callers.
3729 2012-06-22 Richard Guenther <rguenther@suse.de>
3731 * gcov-iov.c: Include bconfig.h and system.h.
3733 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
3735 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
3737 2012-06-22 Richard Guenther <rguenther@suse.de>
3739 PR gcov-profile/53744
3740 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3742 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3745 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
3746 for GNU Fortran if in strict DWARF2 mode.
3748 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3750 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3751 DECL_IGNORED_P non-reg vars even if they are used.
3753 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
3757 * var-tracking.c (vt_get_canonicalize_base): New.
3758 (vt_canonicalize_addr, vt_stack_offset_p): New.
3759 (vt_canon_true_dep): New.
3760 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
3761 (clobber_overlaping_mems): Use vt_canonicalize_addr.
3763 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
3767 * var-tracking.c (vt_initialize): Record initial offset between
3768 arg pointer and stack pointer.
3770 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
3774 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
3777 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
3781 * alias.c (memrefs_conflict_p): Improve handling of AND for alignment.
3783 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
3785 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
3787 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
3790 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
3792 2012-06-21 Meador Inge <meadori@codesourcery.com>
3795 * c-decl.c (c_push_function_context): Restore the behavior to reuse
3796 the language function allocated for -Wunused-local-typedefs.
3797 (c_pop_function_context): If necessary, clear the language function
3798 created in c_push_function_context. Always clear out the
3799 x_cur_stmt_list field of the restored language function.
3801 2012-06-21 Sterling Augustine <saugustine@google.com>
3802 Cary Coutant <ccoutant@google.com>
3804 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
3805 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
3806 (comdat_type_struct): New field 'skeleton_die'.
3807 (breakout_comdat_types): Update it.
3808 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
3809 is_namespace_die. Fix minor style violation. Call want_pubnames.
3810 (add_pubname_string): Call want_pubnames.
3811 (add_pubtype): Rework logic for calculating type name. Call
3812 is_namespace_die. Call want_pubnames.
3813 (output_pubnames): Move conditional logic deciding when to produce the
3814 section from dwarf2out_finish. Use new skeleton_die field.
3815 (base_type_die): Call add_pubtype.
3816 (gen_enumeration_type_die): Unconditionally call add_pubtype.
3817 (gen_subprogram_die): Adjust calls to add_pubname.
3818 (gen_namespace_die): Call add_pubname_string.
3819 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
3820 produce pubnames and pubtypes sections to output_pubnames.
3821 * common.opt (-gpubnames): New option.
3822 * doc/invoke.texi: Document it.
3824 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
3826 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
3828 2012-06-21 Michael Matz <matz@suse.de>
3831 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
3834 2012-06-21 Richard Guenther <rguenther@suse.de>
3836 * tree-inline.c (estimate_num_insns): Estimate call cost for
3839 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
3841 * tree.h (DECL_SOURCE_COLUMN): New accessor.
3843 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
3845 * config/i386/i386.md (SINCOS): New int iterator.
3846 (sincos): New int attribute.
3847 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
3848 SINCOS int iterator.
3849 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
3850 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
3852 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
3854 * config/i386/i386.md (RDFSGSBASE): New int iterator.
3855 (WRFSGSBASE): Ditto.
3856 (fsgs): New int attribute.
3857 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
3858 RDFSGSBASE int iterator.
3859 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
3860 WRFSGSBASE int iterator.
3862 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
3864 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
3865 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
3866 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
3867 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
3870 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
3872 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
3874 2012-06-20 Richard Guenther <rguenther@suse.de>
3876 PR tree-optimization/30318
3877 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
3879 (range_int_cst_singleton_p): But explicitely here.
3880 (zero_nonzero_bits_from_vr): And here.
3881 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
3882 to cover all cases we can perform arbitrary precision
3883 arithmetic with double-ints.
3884 (intersect_ranges): Handle adjacent anti-ranges.
3886 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
3888 * config/i386/i386.md (rounding_insn): New int attribute.
3889 (<rounding_insn>xf2): Macroize insn from
3890 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
3891 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
3893 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
3895 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
3896 (ieee_maxmin): New int attribute.
3897 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
3898 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
3900 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
3902 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
3903 * config/arm/arm.c: Do not include c-pragma.h.
3904 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
3905 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
3906 to arm_emit_eabi_attribute.
3907 * arm-c.c: Do not include output.h.
3908 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
3909 call to arm_emit_eabi_attribute.
3910 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
3912 2012-06-20 Richard Guenther <rguenther@suse.de>
3914 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
3915 Allow adjusting alignment of user-aligned decls again.
3917 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
3919 * config/rl78/rl78-c.c: Remove unnecessary includes.
3921 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
3923 * config/cris/cris.c: Include cgraph.h.
3924 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
3926 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
3928 * emit-rtl.c (need_atomic_barrier_p): New function.
3929 * emit-rtl.h (need_atomic_barrier_p): Declare it.
3930 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
3931 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
3932 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
3933 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
3934 (mips_process_sync_loop): Use generic version instead.
3936 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
3938 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
3941 2012-06-19 Tom de Vries <vries@codesourcery.com>
3942 Maxim Kuvyrkov <maxim@codesourcery.com>
3944 * config/mips/constraints.md (ZR): New constraint.
3945 * config/mips/predicates.md (mem_noofs_operand): New predicate.
3946 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
3947 * config/mips/mips.h (TARGET_XLP): Define.
3948 (TARGET_SYNC_AFTER_SC): Update.
3949 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
3950 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
3951 XLP-specific swap and ldadd patterns.
3952 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
3954 2012-06-19 Tom de Vries <vries@codesourcery.com>
3955 Maxim Kuvyrkov <maxim@codesourcery.com>
3957 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
3958 (mips_emit_post_atomic_barrier_p): New static functions.
3959 (mips_process_sync_loop): Use them. Emit sync memory barriers in
3960 accordance with memory model semantics. Add return of CMP result for
3962 * config/mips/mips.md: Update comment.
3963 (sync_cmp): New attribute.
3964 (sync_memmodel): New attribute replacing sync_release_barrier.
3965 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
3966 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
3967 (sync_lock_test_and_set, test_and_set_12): Update.
3968 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
3969 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
3971 2012-06-19 Joseph Myers <joseph@codesourcery.com>
3973 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
3974 mov_si<mode>_e500_subreg0.
3975 (*mov_si<mode>_e500_subreg0_elf_low)
3976 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
3978 2012-06-19 Richard Henderson <rth@redhat.com>
3980 * config/alpha/alpha.c: Include params.h.
3981 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
3982 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
3984 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
3986 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
3987 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
3988 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
3990 * doc/tm.texi: Regenerate.
3991 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
3993 * config/darwin-c.c: Include target.h.
3994 (darwin_objc_declare_unresolved_class_reference): New function.
3995 (darwin_objc_declare_class_definition): New function.
3996 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
3997 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
3999 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
4001 * target.def (output_ident): New hook.
4002 * targhooks.h (default_asm_output_ident_directive): Add prototype.
4003 * varasm.c (assemble_asm): Only prefix a tab if the string does not
4004 already start with one.
4005 (default_asm_output_ident_directive): New function to emit
4006 .ident as a top-level asm node while parsing, or directly to
4007 asm_out_file after parsing.
4008 * toplev.c (compile_file): Print a GCC .ident with
4009 targetm.asm_out.output_ident.
4010 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
4011 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
4012 * doc/tm.texi: Update.
4014 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
4015 (TARGET_ASM_OUTPUT_IDENT): Define.
4016 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
4017 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
4018 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
4019 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
4020 (TARGET_ASM_OUTPUT_IDENT): Define.
4021 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
4022 (TARGET_ASM_OUTPUT_IDENT): Define.
4024 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
4025 * config/cris/cris.c (cris_asm_output_ident): New function.
4026 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
4028 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
4030 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
4031 (microblaze_asm_output_ident): Rewrite to work similar to
4032 default_asm_output_ident_directive for front-end .idents.
4033 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
4034 (TARGET_ASM_OUTPUT_IDENT): Define.
4036 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
4037 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
4039 * config/rx/rx.c: Include cgraph.h for add_asm_node.
4040 (rx_asm_output_ident): New function, similar to
4041 default_asm_output_ident_directive, but handle AS100 syntax also, so
4042 that #ident also works for rx in AS100 syntax.
4043 (TARGET_ASM_OUTPUT_IDENT): Define.
4044 * config/rx/rx.h (IDENT_ASM_OP): Remove.
4046 * Makefile.in: Fix dependencies for c-family/c-lex.o.
4048 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
4050 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
4051 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
4053 (*fist<mode>2_<rounding>_1): Macroize insn from
4054 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
4055 (fistdi2_<rounding>): Macroize insn from
4056 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
4057 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
4058 corresponding splitters from fistdi2_{floor,ceil} and corresponding
4059 splitters using FIST_ROUNDING int iterator.
4060 (fist<mode>2_<rounding>): Macroize insn from
4061 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
4062 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
4063 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
4064 splitters using FIST_ROUNDING int iterator.
4065 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
4066 using FIST_ROUNDING int iterator.
4068 2012-06-19 Richard Henderson <rth@redhat.com>
4070 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
4071 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
4072 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
4073 * config/i386/sse.md (sse2_mulv4si3): Delete.
4074 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
4075 nonimmediate_or_const_vector_operand.
4077 2012-06-19 Richard Henderson <rth@redhat.com>
4079 * expmed.c (struct init_expmed_rtl): Split ...
4080 (init_expmed_one_mode): ... out of ...
4081 (init_expmed): ... here. Initialize integer vector modes also.
4082 (synth_mult): Handle integer vector modes.
4083 (choose_mult_variant): Likewise.
4084 (expand_mult_const): Likewise.
4085 (expand_mult): Likewise.
4086 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
4088 2012-06-19 Richard Henderson <rth@redhat.com>
4090 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
4091 integral vector modes.
4093 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
4095 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
4096 (rounding): New int attribute.
4098 (frndintxf2_<rounding>): Macroize insn from
4099 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
4100 (frndintxf2_<rounding>_i387): Macroize insn from
4101 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
4103 2012-06-19 Richard Guenther <rguenther@suse.de>
4105 * tree-vrp.c (union_ranges): New function.
4106 (vrp_meet_1): Use union_ranges.
4107 (vrp_meet): Dump what we union and call vrp_meet_1.
4109 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
4111 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
4112 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
4113 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
4114 (attr write_conflict, attr core_cycles): Update.
4115 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
4117 2012-06-19 Richard Guenther <rguenther@suse.de>
4119 * tree-vrp.c (intersect_ranges): Handle more cases.
4120 (vrp_intersect_ranges): Dump what we intersect and call ...
4121 (vrp_intersect_ranges_1): ... this.
4123 2012-06-19 Richard Guenther <rguenther@suse.de>
4125 PR tree-optimization/53708
4126 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
4127 user-supplied alignment and alignment of decls with the used
4130 2012-06-18 Lawrence Crowl <crowl@google.com>
4132 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
4133 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
4134 (TV_PHASE_STREAM_IN): New.
4135 (TV_PHASE_STREAM_OUT): New.
4136 * timevar.c (validate_phases): New.
4137 (timevar_print): Call validate_phases.
4138 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
4139 to TV_PHASE_OPT_GEN.
4140 * langhooks.c (write_global_declarations): Rename use of
4141 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
4142 TV_PHASE_CHECK_DBGINFO.
4143 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
4144 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
4145 lang_hooks.decls.final_write_globals.
4147 2012-06-18 David Edelshn <dje.gcc@gmail.com>
4149 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
4151 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
4154 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
4155 (*sse4_2_pcmpistr_unaligned): New.
4157 2012-06-18 Ian Bolton <ian.bolton@arm.com>
4158 Sameera Deshpande <sameera.deshpande@arm.com>
4159 Greta Yorsh <greta.yorsh@arm.com>
4161 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
4162 * config/arm/arm.c (print_multi_reg): Remove.
4163 (vfp_output_fldmd): Likewise.
4164 (arm_output_epilogue): Likewise.
4165 * config/arm/arm.md (epilogue_insns): Update condition and code.
4167 2012-06-18 Ian Bolton <ian.bolton@arm.com>
4168 Sameera Deshpande <sameera.deshpande@arm.com>
4169 Greta Yorsh <greta.yorsh@arm.com>
4171 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
4172 * config/arm/arm.c (thumb2_expand_return): New function.
4173 * config/arm/arm.md (return): Update condition and code.
4175 2012-06-18 Ian Bolton <ian.bolton@arm.com>
4176 Sameera Deshpande <sameera.deshpande@arm.com>
4177 Greta Yorsh <greta.yorsh@arm.com>
4179 * config/arm/arm-protos.h (output_return_instruction): New parameter
4180 and int to bool change of parameter types.
4181 * config/arm/arm.c (output_return_instruction): Likewise.
4182 * config/arm/arm.md (arm_simple_return): New pattern.
4183 (arm_return, cond_return, cond_return_inverted): Add new arguments.
4184 * config/arm/thumb2.md (thumb2_return): Update condition and code.
4186 2012-06-18 Ian Bolton <ian.bolton@arm.com>
4187 Sameera Deshpande <sameera.deshpande@arm.com>
4188 Greta Yorsh <greta.yorsh@arm.com>
4190 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
4191 * config/arm/arm.c (arm_expand_epilogue): New function.
4192 * config/arm/arm.md (epilogue): Update condition and code.
4193 (sibcall_epilogue): Likewise.
4195 2012-06-18 Ian Bolton <ian.bolton@arm.com>
4196 Sameera Deshpande <sameera.deshpande@arm.com>
4197 Greta Yorsh <greta.yorsh@arm.com>
4199 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
4200 * config/arm/arm.md (arm_addsi3) Add an alternative.
4202 2012-06-18 Ian Bolton <ian.bolton@arm.com>
4203 Sameera Deshpande <sameera.deshpande@arm.com>
4204 Greta Yorsh <greta.yorsh@arm.com>
4206 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
4207 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
4208 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
4210 2012-06-18 Ian Bolton <ian.bolton@arm.com>
4211 Sameera Deshpande <sameera.deshpande@arm.com>
4212 Greta Yorsh <greta.yorsh@arm.com>
4214 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
4215 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
4216 (pop_multiple_with_return, ldr_with_return) Likewise.
4217 * config/arm/predicates.md (pop_multiple_return) New special predicate.
4218 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
4219 * config/arm/arm.c (arm_output_multireg_pop) New function.
4220 (arm_emit_multi_reg_pop): New function.
4222 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
4224 * config/arm/arm.c (ldm_stm_operation_p): Require SP
4225 as base register for loads if SP is in the register list.
4227 2012-06-18 Richard Guenther <rguenther@suse.de>
4229 PR tree-optimization/53693
4230 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
4231 Reject operands with more than one use.
4233 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
4235 PR tree-optimization/53703
4236 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
4237 correctly set bb_for_def[12].
4239 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
4241 * config/vax/vax.h (VMS_TARGET): Remove.
4243 2012-06-18 Richard Guenther <rguenther@suse.de>
4245 * tree-vrp.c (extract_range_from_assert): Split out range
4247 (intersect_ranges): New function.
4248 (vrp_intersect_ranges): Likewise.
4250 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4252 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
4255 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
4257 * doc/md.texi: Document int iterators.
4258 * read-rtl.c (ints): New iterator group.
4259 (find_int): Int iterator group callback.
4260 (apply_int_iterator): Likewise.
4261 (apply_iterators): Traverse int iterator table and add all the used
4263 (initialize_iterators): Initialize data structures and callbacks for
4265 (read_rtx): Parse and read mappings for int iterators.
4266 (read_rtx_code): Record int iterator usage.
4268 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
4271 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
4272 performing an addition.
4274 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
4276 * output.h (split_double): Move prototype to rtl.h.
4277 (constructor_static_from_elts_p): Move prototype to tree.c.
4278 * rtl.h (split_double): Moved here from output.h.
4279 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
4280 * final.c (split_double): Move from here ...
4281 * rtlanal.c (split_double): ... to here.
4282 * expr.c: Do not include output.h.
4284 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
4286 * cfglayout.h: Remove.
4287 * cfglayout.c: Remove.
4288 * function.h (struct function): Remove x_last_location field.
4289 * function.c: Do not include cfglayout.h.
4290 (expand_function_start): Do not call no-op force_next_line_note.
4291 (expand_function_end): Likewise.
4292 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
4293 (unlink_insn_chain): Moved here from cfglayout.c.
4294 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
4295 into_cfg_layout_mode, outof_cfg_layout_mode,
4296 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
4297 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
4298 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
4299 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
4300 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
4301 cfg_layout_finalize): Likewise.
4302 (rtl_can_remove_branch_p): Likewise.
4303 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
4304 (duplicate_insn_chain): Likewise.
4305 (force_next_line_note): Remove prototype.
4306 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
4307 (last_location): Remove #define to emit.x_last_location.
4308 (force_next_line_note): Remove no-op function.
4309 (init_emit): Don't set x_last_location.
4310 (block_locators_locs, block_locators_blocks, locations_locators_locs,
4311 locations_locators_vals, prologue_locator, epilogue_locator,
4312 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4313 Move POD to here from cfglayout.c.
4314 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
4315 set_curr_insn_source_location, get_curr_insn_source_location,
4316 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
4317 locator_scope, insn_scope, locator_location, locator_line, insn_line,
4318 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
4319 * cfghooks.h: Remove double-include protection.
4320 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
4321 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
4322 * final.c: Do not include cfglayout.h.
4323 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
4324 (reemit_insn_block_notes): Likewise. Make static.
4325 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
4326 operation_could_trap_p, tree_could_throw_p): Move from here...
4327 * tree.h: ... to here.
4328 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
4329 * profile.c: Do not include cfghooks.h.
4330 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
4331 * modulo-sched.c: Likewise.
4332 * loop-unswitch.c: Do not include cfglayout.h.
4333 * sched-ebb.c: Likewise.
4334 * tracer.c: Likewise.
4336 * tree-vect-loop-manip.c: Likewise.
4337 * loop-init.c: Likewise.
4338 * dwarf2out.c: Likewise.
4339 * hw-doloop.c: Likewise.
4340 * loop-unroll.c: Likewise.
4341 * cfgcleanup.c: Likewise.
4342 * bb-reorder.c: Likewise.
4343 * sched-rgn.c: Likewise.
4344 * tree-cfg.c: Likewise.
4345 * config/alpha/alpha.c: Likewise.
4346 * config/spu/spu.c: Likewise.
4347 * config/sparc/sparc.c: Likewise.
4348 * config/sh/sh.c: Likewise.
4349 * config/c6x/c6x.c: Likewise.
4350 * config/ia64/ia64.c: Likewise.
4351 * config/rs6000/rs6000.c: Likewise.
4352 * config/score/score.c: Likewise.
4353 * config/mips/mips.c: Likewise.
4354 * config/bfin/bfin.c: Likewise.
4355 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
4356 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
4357 * config/spu/t-spu-elf (spu.o: $): Likewise.
4358 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
4360 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
4362 * cfgloop.h: Do not include rtl.h.
4363 (enum iv_extend_code): New.
4364 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
4365 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
4366 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
4367 an IV_EXTEND_CODE to an RTX_CODE.
4368 (dump_iv_info): Update for rtx_iv field type change.
4369 (iv_constant): Likewise.
4370 (iv_subreg): Likewise.
4371 (iv_extend): Likewise.
4374 (iv_mult): Likewise.
4375 (iv_shift): Likewise.
4376 (get_biv_step_1): Likewise.
4377 (get_biv_step): Likewise.
4378 (iv_analyze_biv): Likewise.
4379 (get_iv_value): Likewise.
4380 (shorten_into_mode): Likewise.
4381 (canonicalize_iv_subregs): Likewise.
4382 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
4383 of MAY_HAVE_DEBUG_INSNS.
4384 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
4385 * tree-ssa-loop-prefetch.c: Likewise.
4387 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
4389 * expmed.c (ceil_log2): Move from here...
4390 * hwint.c: ... to here for older GCCs...
4391 * hwint.h: ... and here for newer GCCs.
4392 * rtl.h (ceil_log2): Remove prototype.
4394 * tree-phinodes.c: Do not include rtl.h.
4395 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
4397 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
4399 * config/cris/cris.h (TARGET_ELF): Remove.
4400 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
4401 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
4402 (LOCAL_LABEL_PREFIX): Likewise.
4403 * config/cris/cris.c (cris_target_asm_named_section): Remove.
4404 (cris_option_override): Simpify using TARGET_ELF==1.
4405 (cris_file_start): Likewise.
4406 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
4408 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
4410 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
4412 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
4415 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
4417 2012-06-15 Easwaran Raman <eraman@google.com>
4419 * passes.c (init_optimization_passes): Remove pass_call_cdce
4420 from its current position and insert after pass_dce.
4422 2012-06-15 Walter Lee <walt@tilera.com>
4424 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
4426 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
4428 * arm.c (note_invalid_constants): Don't return a result.
4429 (arm_memory_load_p): Delete function.
4430 (arm_const_double_rtx): Delete iterator variable i;
4431 (fp_immediate_constant): Likewise.
4432 (fp_const_from_val): Likewise.
4434 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
4436 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
4439 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
4440 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
4442 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
4444 * config/avr/avr.c (avr_default_expand_builtin): New function.
4445 (avr_expand_builtin): Use it.
4446 (avr_expand_unop_builtin): Remove.
4447 (avr_expand_binop_builtin): Remove.
4448 (avr_expand_triop_builtin): Remove.
4450 2012-06-15 Michael Matz <matz@suse.de>
4453 * cfgexpand.c (add_alias_set_conflicts): Remove.
4454 (expand_used_vars): Don't call it.
4455 (aggregate_contains_union_type): Remove.
4456 * function.c (n_temp_slots_in_use): New static data.
4457 (make_slot_available, assign_stack_temp_for_type): Update it.
4458 (init_temp_slots): Zero it.
4459 (remove_unused_temp_slot_addresses): Use it for quicker removal.
4460 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
4462 2012-06-15 Michael Matz <matz@suse.de>
4464 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
4465 argument, don't emit assign statement if value is directly usable.
4466 (gimplify_expr): Adjust.
4468 2012-06-15 Michael Matz <matz@suse.de>
4470 * gimplify.c (gimplify_modify_expr): Fold generated statements.
4471 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
4473 2012-06-15 Richard Guenther <rguenther@suse.de>
4475 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
4476 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
4477 we assert for in set_value_range to VR_VARYING.
4479 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
4481 * arm.md (addsf3, adddf3): Use s_register_operand.
4482 (subsf3, subdf3): Likewise.
4483 (mulsf3, muldf3): Likewise.
4484 (difsf3, divdf3): Likewise.
4485 (movsfcc, movdfcc): Likewise.
4486 * predicates.md (f_register_operand): Delete.
4487 (arm_float_rhs_operand): Delete.
4488 (arm_float_add_operand): Delete.
4489 (arm_float_compare_operand): Use s_register_operand when
4491 (cirrus_register_operand): Delete.
4492 (cirrus_fp_register): Delete.
4493 (cirrus_shift_const): Delete.
4494 (cmpdi_operand): Remove Maverick support.
4495 * constraints.md (f, v, H): Delete constraints.
4496 (G): Update documentation.
4497 * arm.c (fp_consts_inited): Convert to bool.
4498 (strings_fp): Delete.
4499 (values_fp): Delete.
4500 (value_fp0): New variable.
4501 (init_fp_table): Simplify logic.
4502 (arm_const_double_rtx): Likewise.
4503 (fp_immediate_constant): Likewise.
4504 (fp_const_from_val): Likewise.
4505 (neg_const_double_rtx_ok_for_fpa): Delete.
4506 * doc/md.texi (ARM constraints): Update documentation.
4508 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
4510 PR tree-optimization/53636
4511 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
4512 stride when doing basic-block vectorization.
4514 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4516 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
4519 2012-06-15 Jakub Jelinek <jakub@redhat.com>
4521 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
4522 allocate and free bbs array for the SLP case.
4524 PR tree-optimization/51581
4525 * expr.h (choose_multiplier): New prototype.
4526 * expmed.c (choose_multiplier): No longer static.
4527 Change multiplier_ptr from rtx * to UHWI *.
4528 (expand_divmod): Adjust callers.
4529 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
4530 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
4531 argument to new_stmt_vec_info. Attempt to optimize also divisions
4532 by non-pow2 constants if integer vector division isn't supported.
4533 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
4534 don't look at pattern stmts and sequences.
4536 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
4539 * common.opt (-fdelete-dead-exceptions): New switch.
4540 * doc/invoke.texi (Code Gen Options): Document it.
4541 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
4542 insn_could_throw_p predicate. Do not skip an insn that could throw
4543 if dead exceptions can be deleted.
4544 (insn_live_p): Likewise, do not return true in that case.
4545 * dce.c (can_alter_cfg): New flag.
4546 (deletable_insn_p): Do not return false for an insn that can throw if
4547 the CFG can be altered and dead exceptions can be deleted.
4548 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
4549 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
4550 predicate. Do not preserve an insn that could throw if dead exceptions
4552 * function.h (struct function): Add can_delete_dead_exceptions flag.
4553 * function.c (allocate_struct_function): Set it.
4554 * lto-streamer-in.c (input_struct_function_base): Stream it.
4555 * lto-streamer-out.c (input_struct_function_base): Likewise.
4556 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
4557 statement that could throw as necessary if dead exceptions can be
4560 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
4562 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
4564 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
4567 * config/sh/sh.md: Add peephole for swapbsi2.
4568 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
4570 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
4572 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
4573 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
4575 2012-06-14 Jakub Jelinek <jakub@redhat.com>
4578 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
4580 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
4582 * arm.c (arm_cirrus_insn_p): Delete.
4583 (cirrus_reorg): Delete.
4584 (arm_reorg): Don't call cirrus_reorg.
4585 (arm_final_prescan_insn_p): Don't check for cirrus insns.
4586 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
4587 (adddi3, subdi3): Remove Maverick support.
4588 (arm_adddi3): Likewise.
4589 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
4590 (addsf3, adddf3): Likewise.
4591 (subsf3, subdf3): Likewise.
4592 (mulsf3, muldf3): Likewise.
4593 (ashldi3, ashrdi3, lshrdi3): Likewise.
4594 (floatsisf2, floatsidf2): Likewise.
4595 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
4596 (arm_movdi, thumb1_movdi_insn): Likewise.
4597 (arm_cmpdi_insn): Likewise.
4598 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
4599 (cirrus.md): Don't include.
4600 * cirrus.md: Delete file.
4601 * t-arm (MD_INCLUDES): Remove cirrus.md.
4603 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
4605 * dwarf2out.c (function_possibly_abstracted_p): New static function.
4606 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
4607 cgraph_function_possibly_inlined_p.
4608 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
4609 (process_scope_var): Do not emit concrete instances of abstracted
4610 nested functions from here.
4611 (gen_decl_die): Emit the abstract instance if the function is possibly
4612 abstracted and not only possibly inlined.
4613 (dwarf2out_finish): Find the first non-abstract parent instance and
4614 attach concrete instances on the limbo list to it.
4616 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
4618 * arm.md (divsf3, divdf3): Remove FPA support.
4619 (negsf2, negdf2): Likewise.
4620 (sqrtsf2, sqrtdf2): Likewise.
4621 (movdfcc): Likewise.
4622 (modsf3, moddf3, movxf): Delete.
4623 (push_fp_multi): Delete.
4624 (fpa.md): Don't include it.
4625 * fpa.md: Delete file.
4626 * t-arm (MD_INCLUDES): Remove fpa.md.
4628 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
4630 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
4631 (cost_for_stmt): Remove decl.
4632 (vect_get_single_scalar_iteration_cost): Correct typo in name.
4633 * tree-vect-loop.c (vect_get_cost): Remove.
4634 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
4635 vect_get_stmt_cost rather than vect_get_cost.
4636 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
4638 (vect_estimate_min_profitable_iters): Correct typo in call to
4639 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
4641 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
4643 (vect_model_induction_cost): Likewise.
4644 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
4645 typo in call to vect_get_single_scalar_iteration_cost.
4646 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
4647 (cost_for_stmt): Remove unnecessary function.
4648 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
4650 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
4652 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
4653 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
4654 * arm-tables.opt: Regenerated.
4655 * doc/invoke.texi: Remove references to deleted options.
4657 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
4659 * config/h8300/genmova.sh: Modified to add offset bits of
4660 mova/Sz assembly instruction for memory access.
4661 * config/h8300/h8300.c: Likewise.
4662 * config/h8300/mova.md: Likewise.
4664 2012-06-12 Christian Bruel <christian.bruel@st.com>
4667 * config/sh/sh.c (sh_option_override): Don't force
4668 flag_omit_frame_pointer and maccumulate_outgoing_args.
4669 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
4671 2012-06-14 Richard Guenther <rguenther@suse.de>
4673 * tree-vrp.c (VR_INITIALIZER): New define.
4674 (ranges_from_anti_range): New function.
4675 (extract_range_from_binary_expr_1): Decompose operations on
4676 VR_ANTI_RANGEs to operations on VR_RANGE.
4677 (extract_range_from_unary_expr_1): Likewise.
4678 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
4679 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
4680 extract_range_from_cond_expr, adjust_range_with_scev,
4681 vrp_visit_assignment_or_call, vrp_visit_phi_node,
4682 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
4684 2012-06-13 Richard Henderson <rth@redhat.com>
4686 * hwint.h (HOST_WIDEST_INT_C): New.
4687 (HOST_WIDE_INT_C): New.
4688 (HOST_WIDE_INT_1): Use it.
4689 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
4691 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
4694 * var-tracking.c: Include alias.h.
4695 (overlapping_mems): New struct.
4696 (drop_overlapping_mem_locs): New.
4697 (clobber_overlapping_mems): New.
4698 (var_mem_delete_and_set, var_mem_delete): Call it.
4699 (val_bind): Likewise, but only if modified.
4700 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
4701 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
4703 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
4706 * var-tracking.c (loc_exp_dep_pool): New.
4707 (vt_emit_notes): Create and release the pool.
4708 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
4709 (emit_notes_in_bb): Likewise.
4710 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
4711 (notify_dependents_of_changed_value): Likewise.
4712 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
4713 variables don't have a VAR_LOC_DEP_LST.
4714 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
4715 VALUEs or MEMs of VALUEs.
4717 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
4721 * dce.c (word_dce_process_block): Insert debug temps only if the
4723 (dce_process_block): Likewise, and if debug.used is not empty,
4724 and only after iterating over all DEFs that might mark the insn.
4726 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
4728 * common.opt (ftree-coalesce-inlined-vars): New.
4729 (ftree-coalesce-vars): New.
4730 * doc/invoke.texi: Document them.
4731 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4734 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
4736 * read-rtl.c (mapping): Remove index field. Add current_value field.
4737 Define heap vectors.
4738 (iterator_group): Fix long line. Remove num_builtins field and
4739 uses_iterator fields. Make apply_iterator take a void * parameter.
4740 (iterator_use, atttribute_use): New structures.
4741 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
4742 (current_iterators, iterator_uses, attribute_uses): New variables.
4743 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
4744 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
4745 (map_attr_string, apply_iterator_to_string): Remove iterator
4746 and value parameters. Look through all current iterator values
4747 for a matching attribute.
4748 (mode_attr_index, apply_mode_maps): Delete.
4749 (apply_iterator_to_rtx): Replace with...
4750 (copy_rtx_for_iterators): ...this new function.
4751 (uses_iterator_p, apply_iterator_traverse): Delete.
4752 (apply_attribute_uses, add_current_iterators, apply_iterators): New
4754 (add_mapping): Remove index field. Set current_value field.
4755 (initialize_iterators): Don't set num_builtins and uses_iterator_p
4757 (find_iterator): Delete.
4758 (record_iterator_use, record_attribute_use): New functions.
4759 (record_potential_iterator_use): New function.
4760 (check_code_iterator): Remove handling of bellwether codes.
4761 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
4762 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
4763 parameter. Use the first code iterator value instead of the
4764 bellwether_codes array. Use record_potential_iterator_use for modes.
4766 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
4769 * config/sh/sh.md (bswapsi2): New expander.
4770 (swapbsi2): New insn.
4772 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
4775 * config/i386/i386.c (ix86_tune_cost): New variable.
4776 (ix86_option_override_internal): Set ix86_tune_cost. Use
4777 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
4778 l1_cache_size and l2_cache_size.
4780 2012-06-13 Richard Guenther <rguenther@suse.de>
4782 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
4783 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
4784 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
4785 VR_ANTI_RANGE with VR_ANTI_RANGE.
4787 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
4789 * config.gcc (unsupported): Move obsoleted FPA-based configurations
4791 (obsolete): ... here.
4792 (arm*-*-freebsd*): Remove.
4793 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
4794 (arm*-*-uclinux*): Likewise.
4795 (arm*-*-ecos-elf): Remove.
4796 (arm*-*-rtems*): Remove.
4797 (arm*-*-elf): Remove.
4798 (arm*-wince-pe*): Remove.
4799 (arm, --with-fpu): Remove support for fpa and Maverick variants.
4800 * arm/ecos-elf.h: Delete.
4801 * arm/t-strongarm-elf: Delete.
4802 * arm/rtems-elf.h: Delete.
4803 * arm/wince-pe.h: Delete.
4806 * arm/t-wince-pe: Delete.
4808 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
4810 PR tree-optimization/53647
4811 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
4812 targets with no defined cache line size.
4814 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
4816 * targhooks.c (default_builtin_vectorized_conversion): Handle
4817 vec_construct, using vectype to base cost on subparts.
4818 * target.h (enum vect_cost_for_stmt): Add vec_construct.
4819 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
4820 instead of scalar_to-vec.
4821 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
4822 vec_construct in same way as default for now.
4823 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
4824 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
4825 Handle vec_construct, including special case for 32-bit loads.
4827 2012-06-13 Xinyu Qi <xyqi@marvell.com>
4829 * config/arm/arm.c (FL_IWMMXT2): New define.
4830 (arm_arch_iwmmxt2): New variable.
4831 (arm_option_override): Enable use of iWMMXt with VFP.
4832 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
4833 Thumb mode. Set arm_arch_iwmmxt2.
4834 (arm_expand_binop_builtin): Accept VOIDmode op.
4835 (enum arm_builtins): Revise built-in fcode.
4836 (IWMMXT2_BUILTIN): New define.
4837 (IWMMXT2_BUILTIN2): Likewise.
4838 (iwmmx2_mbuiltin): Likewise.
4839 (builtin_description bdesc_2arg): Revise built in declaration.
4840 (builtin_description bdesc_1arg): Likewise.
4841 (arm_init_iwmmxt_builtins): Revise built in initialization.
4842 (arm_expand_builtin): Revise built in expansion.
4843 (arm_output_iwmmxt_shift_immediate): New function.
4844 (arm_output_iwmmxt_tinsr): Likewise.
4845 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
4846 (arm_output_iwmmxt_tinsr): Likewise.
4847 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
4848 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
4849 (rorv4hi3, rorv2si3, rordi3): Likewise.
4850 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
4851 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
4852 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
4853 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
4854 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
4855 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
4856 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
4857 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
4858 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
4859 (ror<mode>3, ror<mode>3_di): Likewise.
4860 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
4861 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
4862 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
4863 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
4864 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
4865 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
4866 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
4867 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
4868 (All instruction patterns): Add wtype attribute.
4869 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
4870 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
4871 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
4872 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
4873 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
4874 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
4875 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
4876 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
4877 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
4878 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
4879 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
4880 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
4881 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
4882 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
4883 (iwmmxt2.md): Include.
4884 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
4885 (TARGET_IWMMXT2): New define.
4886 (TARGET_REALLY_IWMMXT2): Likewise.
4887 (arm_arch_iwmmxt2): Declare.
4888 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
4889 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
4890 Use C name-mangling for intrinsics.
4892 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
4893 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
4894 (_m_from_int): Likewise.
4895 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
4896 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
4897 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
4898 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
4899 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
4900 (_mm_tbcst_pi32): Likewise.
4901 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
4902 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
4903 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
4904 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
4905 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
4906 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
4907 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
4908 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
4909 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
4910 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
4911 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
4912 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
4913 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
4914 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
4915 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
4916 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
4917 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
4918 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
4919 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
4920 (_m_to_int): New define.
4921 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
4922 * config/arm/arm-arches.def (iwmmxt2): Likewise.
4923 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
4925 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
4926 (arch): Add "iwmmxt2".
4927 (arch_enabled): Handle "iwmmxt2".
4928 (wtype): New attribute.
4929 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
4930 (UNSPEC_WALIGNI): New unspec.
4931 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
4932 * config/arm/iterators.md (VMMX2): New mode_iterator.
4933 * config/arm/marvell-f-iwmmxt.md: New file.
4934 * config/arm/iwmmxt2.md: New file.
4936 2012-06-12 Jakub Jelinek <jakub@redhat.com>
4941 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
4942 if type isn't complete.
4944 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
4946 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
4948 2012-06-12 Richard Henderson <rth@redhat.com>
4950 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
4951 iterator instead of INT.
4953 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
4955 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
4956 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
4958 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
4959 (tree_ssa_phiopt): Call gate_hoist_loads.
4960 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
4961 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
4962 hoist_adjacent_loads.
4963 (local_mem_dependence): New function.
4964 (hoist_adjacent_loads): Likewise.
4965 (gate_hoist_loads): Likewise.
4966 * common.opt (fhoist-adjacent-loads): New switch.
4967 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
4969 2012-06-12 Michael Matz <matz@suse.de>
4971 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
4972 (nonoverlapping_memrefs_p): Don't call it here ...
4973 (true_dependence_1): ... but here.
4975 2012-06-12 Richard Guenther <rguenther@suse.de>
4977 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
4978 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
4979 and MEM_SIZE only refines it. Reflect that and be less conservative
4980 if either of the latter is not known.
4982 2012-06-12 Jakub Jelinek <jakub@redhat.com>
4984 PR rtl-optimization/53589
4985 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
4986 discovery even when e->dest != target. If any LABEL_REF points
4987 to e->dest label, redirect it to target's label.
4989 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
4991 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
4992 condition for generating REG_FRAME_RELATED_EXPR note.
4993 (pop): Add code for generating REG_CFA_RESTORE,
4994 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
4995 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
4996 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
4998 2012-06-11 Richard Henderson <rth@redhat.com>
5000 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
5001 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
5003 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
5005 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
5007 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
5008 Mention that this hook needs to be defined for native TLS.
5009 * doc/tm.texi: Regenerate.
5011 2012-06-11 Mike Stump <mikestump@comcast.net>
5013 * emit-rtl.c (init_emit_once): Iterate through the
5014 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
5015 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
5016 all the MIN_MODE_PARTIAL_INT modes anymore.
5018 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
5020 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
5022 2012-06-11 Roland McGrath <mcgrathr@google.com>
5024 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
5025 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
5026 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
5029 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
5032 * config/sh/sh.md (fmasf4): New expander.
5033 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
5034 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
5035 * config/sh/sh.opt (mfused-madd): Remove.
5036 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
5037 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
5038 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
5040 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
5043 2012-06-11 Richard Henderson <rth@redhat.com>
5045 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
5047 2012-06-11 Richard Guenther <rguenther@suse.de>
5050 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
5051 replace it with the first non-BLOCK context.
5053 2012-06-11 Richard Guenther <rguenther@suse.de>
5055 * alias.c (aliases_everything_p): Remove.
5056 (DIFFERENT_ALIAS_SETS_P): Likewise.
5057 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
5058 Do not use aliases_everything_p or special-case ANDs. Do not
5059 special-case BLKmode moves.
5060 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
5063 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
5065 Fix CRIS build errors with --enable-build-with-cxx.
5066 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
5067 variable "and" to "andop".
5068 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
5069 temporary variable for memory model, passing C++-type-correct
5070 parameter type to expand_mem_thread_fence.
5071 ("atomic_compare_and_swap<mode>"): Ditto.
5073 2012-06-09 Richard Henderson <rth@redhat.com>
5076 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
5077 (pass_jump): Rename from pass_jump2.
5078 (execute_jump2, pass_jump2): New.
5079 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
5080 perform cfg cleanup here. Move the test of PUSH_ROUNDING
5081 and ACCUMULATE_OUTGOING_ARGS test...
5082 (gate_handle_stack_adjustments): ... here.
5083 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
5084 Place new pass_jump2 after pass_stack_adjustments.
5085 * tree-pass.h (pass_jump): Declare.
5087 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
5089 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
5092 2012-06-08 Richard Henderson <rth@redhat.com>
5095 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
5096 note to a clobber insn when no other insn is available.
5098 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
5100 * config/avr/avr.c (avr_case_values_threshold): Return 7.
5102 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
5104 * genhooks.c (main): Set progname.
5105 (emit_documentation): Remove variable found_start, always bail out
5106 when a place is missing.
5107 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
5109 2012-06-07 Jakub Jelinek <jakub@redhat.com>
5112 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
5113 call walk_gimple_seq_mod instead of walk_gimple_seq.
5114 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
5115 scan_omp_for, scan_omp_sections, scan_omp_single,
5116 execute_lower_omp): Adjust callers.
5117 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
5118 returns false, replace stmt with GIMPLE_NOP.
5119 (check_omp_nesting_restrictions): Instead of issuing warnings,
5120 issue errors and return false if any errors were reported.
5122 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
5124 * doc/invoke.texi (fconserve-space): Remove documentation.
5126 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
5128 * config/rs6000/rs6000-tables.opt: Regenerated.
5130 2012-06-06 Richard Guenther <rguenther@suse.de>
5132 PR tree-optimization/53081
5133 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
5134 (adjacent_dr_p): ... this and make it work for reads, too.
5135 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
5136 (struct partition_s): Change main_stmt to main_dr, add
5137 secondary_dr member.
5138 (build_size_arg_loc): Change to date data-reference and not
5140 (build_addr_arg_loc): New function split out from ...
5141 (generate_memset_builtin): ... here. Use it and simplify.
5142 (generate_memcpy_builtin): New function.
5143 (generate_code_for_partition): Adjust.
5144 (classify_partition): Streamline pattern detection. Detect memcpy.
5145 (ldist_gen): Adjust.
5146 (tree_loop_distribution): Adjust seed statements for memcpy
5149 2012-06-06 Matt Turner <mattst88@gmail.com>
5151 * config/arm/mmintrin.h (_mm_empty): New.
5154 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
5156 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
5157 * common.opt (fsched-pressure-algorithm=): Remove.
5158 * flag-types.h (sched_pressure_algorithm): Move to...
5159 * sched-int.h (sched_pressure_algorithm): ...here.
5160 * params.def (sched-pressure-algorithm): New param.
5161 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
5162 * common/config/s390/s390-common.c (s390_option_optimization_table):
5163 Remove OPT_fsched_pressure_algorithm_ entry.
5164 * config/s390/s390.c (s390_option_override): Set a default value for
5165 PARAM_SCHED_PRESSURE_ALGORITHM.
5167 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
5170 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
5171 doing an unsigned compare, make sure the second argument is not a
5173 (rs6000_emit_cmove): Don't allow floating point comparisons when
5174 generating ISEL moves.
5176 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
5178 * config/rs6000/e5500.md: New file.
5179 * config/rs6000/e6500.md: New file.
5180 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5182 (rs6000_option_override_internal): Altivec and Spe options not
5183 allowed with e5500. Spe options not allowed with e6500. Increase
5184 move inline limit for e5500 and e6500. Disable string instructions
5185 for e5500 and e6500. Enable branch targets alignment for e5500 and
5186 e6500. Initialize rs6000_cost for e5500 and e6500.
5187 (rs6000_adjust_cost): Add extra scheduling cycles between compare
5188 and brnach for e5500 and e6500.
5189 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
5190 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
5192 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
5193 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
5195 Include e5500.md and e6500.md.
5196 * config/rs6000/rs6000-opt.h (processor_type): Add
5197 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
5198 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
5199 (powerpc*-*-*): Add new cores e5500, e6500.
5200 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
5202 2012-06-05 Richard Guenther <rguenther@suse.de>
5204 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
5206 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
5209 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
5210 is used for x86_64-*-*.
5212 2012-06-05 Richard Guenther <rguenther@suse.de>
5214 PR tree-optimization/30442
5215 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
5216 vectorization stop analysis at the first stmt we cannot compute
5217 a data-reference for instead of giving up completely.
5219 2012-06-05 Richard Guenther <rguenther@suse.de>
5221 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
5222 (partition_alloc): Initialize it.
5223 (partition_has_writes): New function.
5224 (rdg_flag_uses): Adjust.
5225 (rdg_flag_vertex): Likewise.
5226 (rdg_flag_vertex_and_dependent): Likewise.
5227 (rdg_flag_loop_exits): Likewise.
5228 (build_rdg_partition_for_component): Likewise.
5229 (rdg_build_partitions): Likewise.
5231 2012-06-05 Richard Guenther <rguenther@suse.de>
5233 PR tree-optimization/53081
5234 * tree-loop-distribution.c (generate_memset_builtin): Handle all
5235 kinds of byte-sized stores.
5236 (classify_partition): Likewise.
5237 (tree_loop_distribution): Adjust seed statements used for
5238 !flag_tree_loop_distribution.
5240 2012-06-05 Alan Modra <amodra@gmail.com>
5242 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
5243 (rs6000_emit_prologue): Ensure register used for inline saves
5244 of vector regs is not the static chain register. Revise comment.
5246 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
5248 * doc/md.texi (Standard Pattern Names For Generation): Document
5251 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
5254 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
5256 2012-06-04 Jason Merrill <jason@redhat.com>
5258 * dwarf2out.c (is_unit_die): New.
5259 (copy_declaration_context, copy_ancestor_tree): Use it.
5260 (copy_decls_walk): Likewise.
5262 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
5265 * doc/invoke.texi (Wenum-compare): Update documentation.
5267 2012-06-04 Dodji Seketeli <dodji@redhat.com>
5269 PR preprocessor/53463
5270 * parser.c (cp_parser_assignment_expression): Use the location
5271 for the '=' as the default location for the expression.
5273 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
5276 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
5278 (altivec_stvlxl): Ditto.
5279 (altivec_stvrx): Ditto.
5280 (altivec_stvrxl): Ditto.
5282 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
5284 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
5285 (ira_uniform_class_p): New macro.
5287 * ira.c (setup_uniform_class_p): New function.
5288 (setup_allocno_and_important_classes): Call the function.
5289 (print_unform_and_important_classes): New function.
5290 (print_classes): Rename to print_translated_classes.
5291 (ira_debug_allocno_classes): Add call of
5292 print_unform_and_important_classes.
5294 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
5295 classes instead of pressure classes.
5297 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
5300 * trans-mem.c (expand_block_edges): Do not skip the first
5301 statement when resetting the BB.
5303 2012-06-04 Richard Guenther <rguenther@suse.de>
5305 * tree-data-ref.c (stores_from_loop): Remove.
5306 (stmt_with_adjacent_zero_store_dr_p): Likewise.
5307 (stores_zero_from_loop): Likewise.
5308 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
5309 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
5310 (adjacent_store_dr_p): New function.
5311 * tree-loop-distribution.c (generate_memset_builtin): Pass
5312 the RDG, use the already available data-reference.
5313 (generate_code_for_partition): Pass down RDG.
5314 (classify_partition): Inline parts of the former
5315 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
5316 (ldist_gen): Remember if there was any detected builtin and
5317 do less work if not and flag_tree_loop_distribution is not set.
5318 (tree_loop_distribution): Inline and fuse stores_from_loop
5319 and stores_zero_from_loop here.
5321 2012-06-04 Richard Guenther <rguenther@suse.de>
5324 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
5325 create new assembler names.
5327 2012-06-04 Richard Guenther <rguenther@suse.de>
5329 * tree-data-ref.c (struct rdg_vertex_info): Remove.
5330 (rdg_vertex_for_stmt): Simplify using gimple_uid.
5331 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
5332 hashtable. Record stmt data-references.
5333 (hash_stmt_vertex_info): Remove.
5334 (eq_stmt_vertex_info): Likewise.
5335 (hash_stmt_vertex_del): Likewise.
5336 (build_empty_rdg): Simplify.
5337 (build_rdg): Adjust.
5338 (free_rdg): Likewise.
5339 (ref_base_address): Remove.
5340 (have_similar_memory_accesses): Likewise.
5341 * tree-data-ref.h (create_rdg_vertices): Remove.
5342 (struct rdg_vertex): Add datarefs member.
5343 (RDGV_DATAREFS): New define.
5344 (RDG_DATAREFS): Likewise.
5345 (have_similar_memory_accesses): Remove.
5346 (rdg_has_similar_memory_accesses): Likewise.
5347 * tree-loop-distribution.c (ref_base_address): Re-implement here.
5348 (similar_memory_accesses): Re-implement using existing data-references.
5349 (tree_loop_distribution): Initialize stmt uids for the stmt to
5351 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
5352 access stmt vinfo for stmts in loop.
5354 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
5357 * config/m68k/m68k.md ("tablejump"): Fix check for
5358 CASE_VECTOR_PC_RELATIVE.
5360 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
5362 * output.h (merge_weak, assemble_alias,
5363 initializer_constant_valid_p,
5364 initializer_constant_valid_for_bitfield_p): Move protos from here...
5365 * tree.h: ... to here.
5366 * cgraphclones.c: Do not include output.h.
5367 * gimplify.c: Likewise.
5368 * reload.c: Likewise.
5369 * recog.c: Likewise.
5370 * tree-ssa-loop-ivopts.c: Likewise.
5371 * tree-switch-conversion.c: Likewise.
5372 * c-parser.c: Likewise.
5373 * c-typeck.c: Likewise.
5374 * Makefile.in: Fix dependencies.
5376 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
5379 * config/avr/avr-stdint.h: New file.
5380 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
5383 2012-06-04 Jakub Jelinek <jakub@redhat.com>
5385 PR tree-optimization/53550
5386 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
5387 is POINTER_TYPE_P, use sizetype as step type instead of type.
5389 2012-06-04 Richard Guenther <rguenther@suse.de>
5391 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
5392 (ref_base_address_1): Likewise.
5393 (remove_similar_memory_refs): Likewise.
5394 * tree-data-ref.h (remove_similar_memory_refs): Remove.
5395 * tree-loop-distribution.c (classify_partition): Do not classify
5396 as builtin if -ftree-loop-distribute-patterns is not enabled.
5397 (fuse_partitions_with_similar_memory_accesses): Inline ...
5398 (ldist_gen): ... here. Fuse all non-builtin partitions if
5399 -ftree-loop-distribution is not enabled. Properly return
5400 the number of created partitions. Do not update SSA form here but ...
5401 (tree_loop_distribution): ... once here for the whole function.
5402 Only walk innermost loops, constrain loops we consider here
5403 further. Do not call remove_similar_memory_refs.
5404 (distribute_loop): Do not check number of loop nodes here.
5406 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
5408 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
5410 2012-06-03 Martin Jambor <mjambor@suse.cz>
5412 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
5413 (ipa_get_jf_known_type_base_type): Likewise.
5414 (ipa_get_jf_known_type_component_type): Likewise.
5415 (ipa_get_jf_constant): Likewise.
5416 (ipa_get_jf_pass_through_formal_id): Likewise.
5417 (ipa_get_jf_pass_through_operation): Likewise.
5418 (ipa_get_jf_ancestor_offset): Likewise.
5419 (ipa_get_jf_ancestor_type): Likewise.
5420 (ipa_get_jf_ancestor_formal_id): Likewise.
5421 (ipa_get_jf_member_ptr_pfn): Likewise.
5422 * ipa-prop.c (ipa_set_jf_known_type): New function.
5423 (ipa_set_jf_constant): Likewise.
5424 (ipa_set_jf_simple_pass_through): Likewise.
5425 (ipa_set_jf_arith_pass_through): Likewise.
5426 (ipa_set_ancestor_jf): Likewise.
5427 (fill_member_ptr_cst_jump_function): Moved up and renamed to
5428 ipa_set_jf_member_ptr_cst.
5429 (detect_type_change_1): Use the new jump function creation functions.
5430 (compute_complex_assign_jump_func): Likewise.
5431 (compute_complex_ancestor_jump_func): Likewise.
5432 (compute_known_type_jump_func): Likewise.
5433 (compute_scalar_jump_functions): Likewise.
5434 (compute_pass_through_member_ptrs): Likewise.
5435 (determine_cst_member_ptr): Likewise.
5436 (combine_known_type_and_ancestor_jfs): Likewise.
5437 (try_make_edge_direct_simple_call): Likewise.
5438 (try_make_edge_direct_virtual_call): Likewise.
5439 (update_indirect_edges_after_inlining): Likewise.
5440 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
5441 access functions. Incorporat NOP_EXPR and BINFO handling from its
5443 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
5444 which was in its callers.
5445 (ipa_value_from_jfunc): Use jump function access functions. Some
5446 functionality moved to functions above.
5447 (propagate_vals_accross_ancestor): Likewise.
5448 (propagate_vals_accross_pass_through): Use jump function access
5450 (propagate_accross_jump_function): Likewise.
5451 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
5453 (inline_merge_summary): Likewise.
5455 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5457 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
5458 * config/pa/pa.c (pa_attr_length_millicode_call): Use
5459 MAX_PCREL17F_OFFSET instead of fixed offset.
5460 (pa_attr_length_call): Likewise.
5461 (pa_attr_length_indirect_call): Likewise.
5463 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
5466 * config/sh/sh.opt (mfsca, mfsrra): New options.
5467 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
5469 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
5470 (sinssf2, cossf2): Fold expanders to ...
5471 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
5472 TARGET_FSCA condition.
5473 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
5475 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
5476 -mno-fsca, -mfsrra, -mno-fsrra.
5478 2012-06-03 Matt Turner <mattst88@gmail.com>
5480 * config/mips/4600.md (r4700_imul_si): New.
5481 (r4700_imul_di): New.
5482 (r4700_fmul_single): New.
5483 (r4700_fmul_double): New.
5484 * config/mips/mips-cpus.def: Add r4700.
5485 * config/mips/mips.c: Likewise.
5486 * config/mips/mips.md: Likewise.
5487 * config/mips/mips-tables.opt: Regenerate.
5489 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
5491 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
5492 new function sparc_initial_elimination_offset.
5493 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
5495 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
5498 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
5500 * expmed.c (expand_mult, choose_multiplier): Change
5501 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
5502 * expr.c (convert_modes): Likewise.
5503 * explow.c (plus_constant): Likewise.
5504 * fixed-value.c (fixed_saturate1, fixed_saturate2)
5505 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
5506 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
5507 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
5508 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
5509 (do_fixed_shift, fixed_convert, fixed_convert)
5510 (fixed_convert_from_int, fixed_convert_from_int)
5511 (fixed_convert_from_real): Likewise.
5512 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
5513 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
5514 * varasm.c (output_constructor_bitfield): Likewise.
5515 * tree-vrp.c (register_edge_assert_for_2): Likewise.
5516 * double-int.c (rshift_double, lshift_double): Likewise.
5517 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
5519 * simplify-rtx.c (mode_signbit_p)
5520 (simplify_const_unary_operation, simplify_binary_operation_1)
5521 (simplify_immed_subreg): Likewise.
5522 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
5523 * tree-vect-generic.c (build_replicated_const): Likewise.
5524 * dbxout.c (stabstr_O): Likewise.
5525 * emit-rtl.c (immed_double_int_const, immed_double_const)
5526 (gen_lowpart_common, init_emit_once): Likewise.
5527 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
5528 (widest_int_cst_value, upper_bound_in_type): Likewise.
5529 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
5530 (fixup_unsigned_type): Likewise.
5531 * real.c (real_to_integer2, real_from_integer): Likewise.
5532 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
5533 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
5535 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
5538 * fold-const.c (fold_binary_loc): Refine previous change.
5540 2012-06-01 Olivier Hainque <hainque@adacore.com>
5542 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
5543 the "do {" part of the do-while(0) loop.
5545 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
5547 * config/i386/i386.c (x86_sched_reorder): New function.
5548 Added new function x86_sched_reorder.
5550 2012-06-01 Richard Guenther <rguenther@suse.de>
5552 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
5554 (classify_partition): Likewise.
5556 2012-06-01 Richard Guenther <rguenther@suse.de>
5558 * tree-loop-distribution.c (enum partition_kind): New enum.
5559 (struct partition_s): Add kind and main_stmt members.
5560 (partition_alloc): Initialize kind to PKIND_NORMAL.
5561 (partition_builtin_p): New function.
5562 (copy_loop_before): Remove failure path and assert instead.
5563 (generate_loops_for_partition): Likewise.
5564 (generate_memset_zero): Fold into ...
5565 (generate_memset_builtin): ... this.
5566 (classify_partition): New function with code from
5567 can_generate_builtin and generate_builtin.
5568 (generate_builtin): Remove.
5569 (can_generate_builtin): Likewise.
5570 (fuse_partitions_with_similar_memory_accesses): Call
5571 partition_builtin_p instead of can_generate_builtin.
5572 (rdg_build_partitions): Do not call
5573 fuse_partitions_with_similar_memory_accesses here...
5574 (ldist_gen): ... but here after classifying all partitions.
5575 Remove failure path of generate_code_for_partition.
5576 (generate_code_for_partition): Generate code according
5577 to partition classification.
5579 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
5580 Jonathan Wakely <jwakely.gcc@gmail.com>
5583 * doc/invoke.texi (Warning Options): Explain purpose and differences
5584 between -Wmissing-prototypes and -Wmissing-declarations.
5586 2012-06-01 Christian Bruel <christian.bruel@st.com>
5588 * gcc.c (save_switch): Add user_p parameter.
5589 (read_specs): Likewise.
5590 (set_specs): Likewise.
5591 (validate_switches): Likewise.
5592 (validate_switches_from_spec): Likewise.
5593 (validate_all_switches): Pass on user_p parameter.
5594 (struct spec_list): Add user_p field.
5595 (struct switchstr): Add known field.
5596 (save_switch): Add known parameter.
5597 (INIT_STATIC_SPEC): Initialize user_p;
5598 (driver_unknown_option_callbac): call save_switch if
5599 OPT_SPECIAL_unknown.
5600 (driver_handle_option): Propagate OPT_specs.
5601 (do_spec_1): Set validated only if known.
5602 (check_live_switch): Likewise.
5603 (validate_switches): Set validated if known or user_spec.
5605 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
5607 Add CRIS atomic patterns for 1, 2, and 4 bytes.
5608 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
5609 * config/cris/cris-protos.h: Declare it.
5610 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
5611 (TARGET_DEFAULT): Add alignment by 32.
5612 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
5613 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
5614 TARGET_CPU_DEFAULT == 32.
5615 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
5616 * config/cris/cris.md: Include sync.md. Avoid allocating specific
5617 numbers by replacing the define_constants for all UNSPECs with the
5618 equivalent define_c_enum construct.
5619 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
5620 * config/cris/sync.md: New file.
5622 2012-05-31 Matt Turner <mattst88@gmail.com>
5624 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
5625 (r4600_imul_di): New.
5626 (r4600_idiv_si): Rename from r4600_idiv.
5627 (r4600_idiv_di): New.
5629 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
5631 * output.h (__gcc_host_wide_int__): Move to hwint.h.
5632 (decl_default_tls_model): Move to tree.h
5633 (dump_file): Move to system.h.
5634 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
5635 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
5636 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
5637 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
5638 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
5639 dbxout_stab_value_internal_label,
5640 dbxout_stab_value_internal_label_diff): Move from here ...
5641 * dbxout.h: ... to here.
5642 * system.h (dump_file): Moved here from output.h.
5643 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
5644 * tree.h (decl_default_tls_model): Moved here from output.h.
5645 * varasm.c (default_stabs_asm_out_destructor,
5646 default_stabs_asm_out_constructor): Move from here ...
5647 * dbxout.c: ... to here.
5649 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
5651 * collect2.h (dump_file): Rename to dump_ld_file.
5652 * collect2.c: Likewise.
5653 * tlink.c: Likewise.
5655 * alias.c: Do not include output.h.
5656 * auto-inc-dec.c: Likewise.
5657 * bt-load.c: Likewise.
5658 * caller-save.c: Likewise.
5660 * cfgbuild.c: Likewise.
5661 * cfgcleanup.c: Likewise.
5662 * cfglayout.c: Likewise.
5663 * cfgloop.c: Likewise.
5664 * cfgloopanal.c: Likewise.
5665 * cfgloopmanip.c: Likewise.
5666 * cfgrtl.c: Likewise.
5667 * cgraph.c: Likewise.
5668 * cgraphclones.c: Likewise.
5669 * combine-stack-adj.c: Likewise.
5670 * combine.c: Likewise.
5671 * cprop.c: Likewise.
5673 * cselib.c: Likewise.
5674 * dbgcnt.c: Likewise.
5675 * df-problems.c: Likewise.
5676 * df-scan.c: Likewise.
5677 * dojump.c: Likewise.
5678 * fwprop.c: Likewise.
5680 * graph.c: Likewise.
5681 * haifa-sched.c: Likewise.
5682 * hw-doloop.c: Likewise.
5683 * ipa-inline-transform.c: Likewise.
5684 * ipa-pure-const.c: Likewise.
5685 * ipa-reference.c: Likewise.
5686 * ipa-utils.c: Likewise.
5687 * ira-build.c: Likewise.
5688 * ira-emit.c: Likewise.
5690 * loop-doloop.c: Likewise.
5691 * loop-invariant.c: Likewise.
5692 * loop-iv.c: Likewise.
5693 * loop-unroll.c: Likewise.
5694 * loop-unswitch.c: Likewise.
5695 * lto-cgraph.c: Likewise.
5696 * lto-section-in.c: Likewise.
5697 * lto-streamer-in.c: Likewise.
5699 * mode-switching.c: Likewise.
5700 * postreload-gcse.c: Likewise.
5701 * postreload.c: Likewise.
5702 * predict.c: Likewise.
5703 * profile.c: Likewise.
5705 * reg-stack.c: Likewise.
5706 * regcprop.c: Likewise.
5707 * regmove.c: Likewise.
5708 * regstat.c: Likewise.
5709 * reload1.c: Likewise.
5710 * sched-ebb.c: Likewise.
5711 * sel-sched-dump.c: Likewise.
5712 * simplify-rtx.c: Likewise.
5713 * stor-layout.c: Likewise.
5714 * store-motion.c: Likewise.
5715 * tracer.c: Likewise.
5716 * tree-affine.c: Likewise.
5717 * tree-cfg.c: Likewise.
5718 * tree-cfgcleanup.c: Likewise.
5719 * tree-dfa.c: Likewise.
5720 * tree-into-ssa.c: Likewise.
5721 * tree-nomudflap.c: Likewise.
5722 * tree-optimize.c: Likewise.
5723 * tree-pretty-print.c: Likewise.
5724 * tree-profile.c: Likewise.
5725 * tree-ssa-address.c: Likewise.
5726 * tree-ssa-ccp.c: Likewise.
5727 * tree-ssa-copy.c: Likewise.
5728 * tree-ssa-dom.c: Likewise.
5729 * tree-ssa-loop-ch.c: Likewise.
5730 * tree-ssa-loop-im.c: Likewise.
5731 * tree-ssa-loop-manip.c: Likewise.
5732 * tree-ssa-loop-niter.c: Likewise.
5733 * tree-ssa-loop-prefetch.c: Likewise.
5734 * tree-ssa-loop-unswitch.c: Likewise.
5735 * tree-ssa-loop.c: Likewise.
5736 * tree-ssa-propagate.c: Likewise.
5737 * tree-ssa-structalias.c: Likewise.
5738 * tree-ssa-tail-merge.c: Likewise.
5739 * tree-ssa-threadedge.c: Likewise.
5740 * tree-ssa-threadupdate.c: Likewise.
5741 * tree-ssa-uncprop.c: Likewise.
5742 * tree-ssa-uninit.c: Likewise.
5743 * tree-ssa.c: Likewise.
5744 * value-prof.c: Likewise.
5745 * var-tracking.c: Likewise.
5748 * config/m32r/m32r.c: Include dbxout.h.
5749 * config/pa/pa.c: Likewise.
5750 * config/rs6000/rs6000.c: Likewise.
5752 * Makefile.in: Fix dependencies.
5753 * config/rs6000/t-rs5000: Likewise.
5755 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
5757 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
5758 * gimple.h (block_in_transaction): Check for flag_tm.
5760 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
5762 PR tree-optimization/52558
5763 * cfg.c (alloc_aux_for_edge): Fix comment.
5764 (alloc_aux_for_edge): Remove static.
5765 * basic-block.h (alloc_aux_for_edge): Protoize.
5766 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
5767 (execute_sm_if_changed_flag): New.
5768 (execute_sm_if_changed_flag_set): New.
5769 (execute_sm): Do not generate data races unless requested.
5770 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
5771 (tree_ssa_lim_finalize): Call free_aux_for_edges.
5772 * gimple.h (block_in_transaction): New.
5773 (gimple_in_transaction): Use block_in_transaction.
5775 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
5778 * config/avr/avr.opt (-msp8): Document it.
5779 * doc/invoke.texi (AVR Options): Ditto. And document related
5782 2012-05-31 Diego Novillo <dnovillo@google.com>
5784 * configure.ac (CXX_FOR_BUILD): Define and substitute.
5785 (BUILD_CXXFLAGS): Define and substitute.
5786 * Makefile.in (BUILD_CXXFLAGS): Define.
5787 (CXX_FOR_BUILD): Define.
5788 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
5789 (LINKER_FOR_BUILD): Likewise.
5790 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
5791 (BUILD_LINKERFLAGS): Likewise.
5792 * configure: Regenerate.
5794 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
5796 * Makefile.in: Fix many dependencies.
5797 * tree-profile.c: Don't include regs.h.
5798 * tree-vectorizer.c: Don't include cfglayout.h.
5799 * tree-vect-stmts.c: Likewise.
5800 * tree-vect-slp.c: Likewise.
5801 * tree-vect-loop.c: Likewise.
5802 * reg-stack.c: Likewise.
5803 * tree-ssa-loop-manip.c: Likewise.
5804 * toplev.c: Likewise.
5805 * varasm.c: Don't include cfglayout.h, basic-block.h,
5806 and tree-iterator.h.
5807 * tree-cfgcleanup.c: Don't include cfglayout.h.
5808 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
5809 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
5810 * cgraphclones.c: Don't include plugin.h.
5812 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
5814 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
5815 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
5816 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
5818 2012-05-31 Richard Guenther <rguenther@suse.de>
5820 * tree-loop-distribution.c (struct partition_s): New struct,
5821 typedef and vector type.
5822 (partition_alloc, partition_free): New functions.
5823 (generate_loops_for_partition, generate_builtin,
5824 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
5825 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
5826 build_rdg_partition_for_component, can_generate_builtin,
5827 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
5828 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
5829 number_of_rw_in_partition, partition_contains_all_rw,
5830 ldist_gen): Use partition_t instead of bitmap.
5832 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
5834 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
5835 * doc/avr-mmcu.texi: Regenerate.
5837 2012-05-31 Richard Guenther <rguenther@suse.de>
5839 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
5840 Use FOR_EACH_SSA_DEF_OPERAND.
5841 (generate_builtin): Adjust.
5842 (stmt_generated_in_another_partition): Remove.
5843 (add_scalar_computations_to_partition): Likewise.
5844 (rdg_build_partitions): Do not call
5845 add_scalar_computations_to_partition.
5847 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
5849 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
5850 double ints throughout.
5851 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
5852 Check that the position of the field is representable as an integer.
5854 2012-05-31 Richard Guenther <rguenther@suse.de>
5856 * tree-data-ref.c (dr_analyze_innermost): Properly convert
5857 the MEM_REF offset to sizetype.
5859 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
5861 * doc/invoke.texi (AVR Options): Fix typos.
5863 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
5865 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
5867 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
5868 non-v32 into --march=v0_v10.
5870 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
5872 * ira-int.h (target_ira_int): Rename x_move_cost to
5873 x_ira_register_move_cost, x_may_move_in_cost to
5874 x_ira_may_move_in_cost and x_may_move_out_cost to
5875 x_ira_may_move_out_cost. Delete the old fields with
5876 those names and also x_ira_max_register_move_cost,
5877 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
5878 (move_cost, may_move_in_cost, may_move_out_cost)
5879 (ira_max_register_move_cost, ira_max_may_move_in_cost)
5880 (ira_max_may_move_out_cost): Delete.
5881 * ira.c (init_move_cost): Rename to...
5882 (ira_init_register_move_cost): ...this, deleting the old
5883 function with that name. Apply above variable renamings.
5884 Retain asserts for null fields.
5885 (ira_init_once): Don't initialize register move costs here.
5886 (free_register_move_costs): Apply above variable renamings.
5887 Remove code for deleted fields.
5889 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
5891 * ira.c (init_move_cost): Adjust choice of subclasses to match
5892 the current ira_init_register_move_cost choice. Use
5893 ira_class_subset_p instead of reg_class_subset_p.
5894 (ira_init_register_move_cost): Assert that move_cost,
5895 may_move_in_cost and may_move_out_cost already hold the desired
5896 values for their ira_* equivalents. For the latter two,
5897 ignore classes that can't store a register of the given mode.
5899 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
5901 * ira.c (setup_allocno_and_important_classes): Use
5902 ira_class_hard_regs_num to check whether a class has any
5903 allocatable registers.
5904 (ira_init_register_move_cost): Likewise.
5906 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
5908 * ira.c (init_move_cost): Adjust local variable names to match
5909 file conventions. Use ira_assert instead of gcc_assert.
5911 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
5913 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
5914 Move these definitions and associated target_globals fields to...
5915 * ira-int.h: ...here.
5916 * rtl.h (init_move_cost): Delete.
5917 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
5918 * ira.c: ...here, making the latter static.
5920 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
5922 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
5923 and ira_register_move_cost instead of init_move_cost and move_cost.
5925 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
5927 * ira.h (target_ira): Delete x_ira_available_class_regs.
5928 (ira_available_class_regs): Delete.
5929 * ira.c (setup_available_class_regs): Delete.
5930 (setup_alloc_classes): Don't call it.
5931 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
5932 ira_available_class_regs.
5933 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
5934 (model_spill_cost): Likewise.
5935 * ira-build.c (low_pressure_loop_node_p): Likewise.
5936 * ira-color.c (color_pass): Likewise.
5937 * ira-emit.c (change_loop): Likewise.
5938 * ira-lives.c (inc_register_pressure, dec_register_pressure)
5939 (single_reg_class, ira_implicitly_set_insn_hard_regs)
5940 (process_bb_node_lives): Likewise.
5941 * loop-invariant.c (gain_for_invariant): Likewise.
5943 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5946 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
5947 (pa_section_type_flags): New.
5948 (pa_legitimate_constant_p): Revert previous change.
5950 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
5952 * ira.c (allocate_initial_values): Make static.
5954 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
5956 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
5957 Generate tls_initial_exec_64_sun only when !TARGET_X32.
5959 2012-05-30 Richard Guenther <rguenther@suse.de>
5962 * fold-const.c (fold_binary_loc): Make sure to call
5963 fold_plusminus_mult_expr with the original sign of operands.
5965 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
5967 * Makefile.in: Fix many dependencies.
5968 (DWARF2_H): Depend on dwarf2.def.
5969 (RTL_ERROR_H): Depend on rtl-error.h.
5970 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
5971 all gimple-pretty-print.h and tree-pretty-print.h references.
5973 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
5975 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
5978 2012-05-30 Richard Guenther <rguenther@suse.de>
5981 * tree-emutls.c (gen_emutls_addr): Do not add globals to
5984 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
5986 * explow.c (probe_stack_range): Restore simple control flow and stop
5987 again when the probe cannot be generated if HAVE_check_stack.
5989 2012-05-30 Jakub Jelinek <jakub@redhat.com>
5991 PR rtl-optimization/53519
5992 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
5993 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
5995 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5997 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
5999 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
6002 * doc/tm.texi: Update.
6003 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
6004 * target.def (force_at_comp_dir): New hook.
6005 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
6006 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
6008 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
6010 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
6012 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
6013 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
6015 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
6018 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
6019 flag_unsafe_math_optimizations is set.
6020 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
6021 Update description of -mfused-madd.
6023 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
6026 * config/sh/predicates.md (atomic_arith_operand,
6027 atomic_logical_operand): New predicates.
6028 * config/sh/sh.c (sh_option_override): Check atomic options.
6029 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
6030 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
6031 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
6032 UNSUPPORTED_HARD_ATOMIC_CPU.
6033 * config/sh/sync.md: Update description comments.
6034 (I12): New mode iterator.
6035 (fetchop_predicate, fetchop_constraint): New code attributes.
6036 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
6037 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
6038 atomic_fetch_<fetchop_name>si_hard,
6039 atomic_fetch_<fetchop_name><mode>_hard,
6040 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
6041 atomic_<fetchop_name>_fetchsi_hard,
6042 atomic_<fetchop_name>_fetch<mode>_hard,
6043 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
6044 atomic_test_and_set_hard): New insns.
6045 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
6046 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
6047 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
6048 atomic_test_and_set_soft): Use same formatting for the first line of
6049 the asm block as in new insns above.
6050 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
6051 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
6052 atomic_test_and_set): Integrate new *_hard insns into expanders.
6053 * config/sh/sh.opt (mhard-atomic): New option.
6054 * doc/invoke.texi (SH Options): Document it.
6056 2012-05-29 Meador Inge <meadori@codesourcery.com>
6058 * c-decl.c (c_push_function_context): Always create a new language
6060 (c_pop_function_context): Clear the language function created in
6061 c_push_function_context.
6063 2012-05-29 Matt Turner <mattst88@gmail.com>
6065 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
6066 (define_bypass "ev6_fcmov"): New.
6068 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
6070 * integrate.c: Remove.
6071 * integrate.h: Remove.
6072 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
6073 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
6074 * config/rs6000/t-rs6000: Likewise
6075 * config/spu/t-spu-elf: Likewise.
6076 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
6077 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
6078 from integrate.h to here.
6079 (initial_value_entry): New prototype.
6080 * reload.h (allocate_initial_values): Remove prototype.
6081 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
6082 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
6084 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
6085 set_decl_abstract_flags, set_block_abstract_flags): Move from
6086 integrate.c to here, the only user.
6087 * expmed.c (extract_fixed_bit_field): Remove outdated comment
6089 * function.c: Don't include integrate.h.
6090 (struct initial_value_pair, struct initial_value_struct,
6091 get_hard_reg_initial_val, has_hard_reg_initial_val,
6092 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
6093 integrate.c to here.
6094 (initial_value_entry): New function.
6095 * genemit.c (main): Don't print integrate.h include line.
6096 * ira.c: Don't include integrate.h.
6097 (allocate_initial_values): Move from integrate.c to here.
6098 (ira): Update allocate_initial_values call.
6099 * tree-inline.c: Don't include integrate.h.
6100 (function_attribute_inlinable_p): Moved from integrate.c to here.
6101 * cfgexpand.c: Don't include integrate.h.
6102 * except.c: Likewise.
6103 * langhooks.c: Likewise.
6104 * passes.c: Likewise.
6105 * toplev.c: Likewise.
6106 * config/frv/frv.c: Likewise.
6107 * config/pa/pa.c: Likewise.
6108 * config/spu/spu.c: Likewise.
6109 * config/epiphany/epiphany.c: Likewise.
6110 * config/mep/mep.c: Likewise.
6111 * config/score/score.c: Likewise.
6112 * config/picochip/picochip.c: Likewise.
6113 * config/sh/sh.c: Likewise.
6114 * config/alpha/alpha.c: Likewise.
6115 * config/microblaze/microblaze.c: Likewise.
6116 * config/mips/mips.c: Likewise.
6117 * config/v850/v850.c: Likewise.
6118 * config/mmix/mmix.c: Likewise.
6119 * config/bfin/bfin.c: Likewise.
6120 * config/arm/arm.c: Likewise.
6121 * config/s390/s390.c: Likewise.
6122 * config/m32r/m32r.c: Likewise.
6123 * config/rs6000/rs6000.c: Likewise.
6124 * config/c6x/c6x.c: Include function.h instead of integrate.h.
6125 * config/tilegx/tilegx.c: Likewise.
6126 * config/tilepro/tilepro.c: Likewise.
6128 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
6130 * config/avr/t-avr (s-avr-mmcu-texi): Call
6131 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
6133 2012-05-29 Michael Matz <matz@suse.de>
6135 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
6136 assign_temp): Remove 'keep' argument.
6137 (mark_temp_addr_taken): Remove prototype.
6138 * tree.h (expand_decl): Remove prototype.
6139 * function.c (struct temp_slot): Remove addr_taken and keep member.
6140 (assign_stack_temp_for_type) Don't initialize above, remove
6142 (assign_stack_temp, assign_temp): Remove keep argument.
6143 (mark_temp_addr_taken): Remove.
6144 (preserve_temp_slots): Remove handling of addr_taken and keep members.
6145 (free_temp_slots): Ditto.
6146 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
6148 * stmt.c (expand_asm_operands): Remove dead code.
6149 (expand_decl): Remove.
6150 * c-decl.c (finish_struct): Don't call expand_decl.
6151 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
6152 and assign_stack_temp.
6153 * calls.c (save_fixed_argument_area, initialize_argument_information,
6154 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
6155 * expmed.c (extract_bit_field_1): Ditto.
6156 * expr.c (emit_group_load_1, emit_group_store,
6157 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
6158 store_field, expand_constructor, expand_cond_expr_using_cmove,
6159 expand_expr_real_2, expand_expr_real_1): Ditto.
6160 * stmt.c (expand_asm_operands, expand_return): Ditto.
6162 * function.c (pop_temp_slots): Call free_temp_slots.
6163 * calls.c (store_one_arg): Don't call preserve_temp_slots or
6165 * expr.c (expand_assignment): Don't call free_temp_slots.
6167 * config/arm/arm.c (neon_expand_vector_init): Ditto.
6168 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
6169 (ix86_expand_vector_extract): Ditto.
6170 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
6171 ia64_expand_movxf_movrf): Ditto.
6172 * config/mips/mips.c (mips_expand_vi_general): Ditto.
6173 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
6174 extendsfdf2): Ditto.
6175 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
6176 rs6000_expand_vector_set, rs6000_expand_vector_extract,
6177 rs6000_allocate_stack_temp): Ditto.
6178 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
6179 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
6180 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
6181 sparc_expand_vector_init): Ditto.
6183 2012-05-29 Michael Matz <matz@suse.de>
6185 * c-tree.h (c_expand_decl): Remove prototype.
6187 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
6189 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
6190 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
6191 COMPOUND_LITERAL_EXPR.
6192 * function.c (expand_function_start): Don't call expand_decl,
6193 instead assert that we have RTL assigned.
6194 * tree-ssa-live.c (remove_unused_locals): Clear
6195 nonlocal_goto_save_area if its backing variable is removed.
6196 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
6198 (expand_decl): Assert that this does nothing.
6199 * calls.c (expand_call): Don't call mark_temp_addr_taken.
6201 2012-05-29 Richard Guenther <rguenther@suse.de>
6203 PR tree-optimization/53516
6204 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
6206 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
6208 2012-05-29 Joseph Myers <joseph@codesourcery.com>
6210 * LANGUAGES: Fix typos.
6211 * Makefile.in: Fix typos.
6212 * alias.c: Fix typos.
6213 * auto-inc-dec.c: Fix typos.
6214 * bb-reorder.c: Fix typos.
6215 * cfgcleanup.c: Fix typos.
6216 * cgraph.c: Fix typos.
6217 * cgraph.h: Fix typos.
6218 * cgraphunit.c: Fix typos.
6219 * collect2-aix.h: Fix typos.
6220 * collect2.c: Fix typos.
6221 * compare-elim.c: Fix typos.
6222 * config/alpha/vms.h: Fix typos.
6223 * config/arm/README-interworking: Fix typos.
6224 * config/arm/arm.c: Fix typos.
6225 * config/arm/iterators.md: Fix typos.
6226 * config/arm/vxworks.h: Fix typos.
6227 * config/avr/avr.c: Fix typos.
6228 * config/avr/avr.h: Fix typos.
6229 * config/avr/avr.md: Fix typos.
6230 * config/avr/builtins.def: Fix typos.
6231 * config/c6x/c6x.c: Fix typos.
6232 * config/cr16/cr16.c: Fix typos.
6233 * config/cr16/cr16.md: Fix typos.
6234 * config/cris/cris.md: Fix typos.
6235 * config/darwin.c: Fix typos.
6236 * config/darwin.opt: Fix typos.
6237 * config/i386/i386-c.c: Fix typos.
6238 * config/i386/i386.c: Fix typos.
6239 * config/ia64/ia64.c: Fix typos.
6240 * config/m68k/cf.md: Fix typos.
6241 * config/mep/mep.c: Fix typos.
6242 * config/microblaze/microblaze.c: Fix typos.
6243 * config/microblaze/microblaze.h: Fix typos.
6244 * config/mn10300/mn10300.c: Fix typos.
6245 * config/mn10300/mn10300.md: Fix typos.
6246 * config/pa/pa.c: Fix typos.
6247 * config/picochip/picochip.h: Fix typos.
6248 * config/rs6000/a2.md: Fix typos.
6249 * config/rs6000/rs6000.c: Fix typos.
6250 * config/rs6000/vector.md: Fix typos.
6251 * config/rx/rx.md: Fix typos.
6252 * config/rx/rx.opt: Fix typos.
6253 * config/s390/2097.md: Fix typos.
6254 * config/s390/s390.c: Fix typos.
6255 * config/s390/s390.h: Fix typos.
6256 * config/sh/sh.c: Fix typos.
6257 * config/sh/sh.md: Fix typos.
6258 * config/sparc/sync.md: Fix typos.
6259 * config/spu/spu.c: Fix typos.
6260 * config/spu/spu.md: Fix typos.
6261 * config/vms/vms.c: Fix typos.
6262 * config/vxworks-dummy.h: Fix typos.
6263 * config/vxworks.h: Fix typos.
6264 * cselib.c: Fix typos.
6265 * df-scan.c: Fix typos.
6267 * doc/extend.texi: Fix typos.
6268 * doc/install.texi: Fix typos.
6269 * doc/invoke.texi: Fix typos.
6270 * doc/md.texi: Fix typos.
6271 * doc/plugins.texi: Fix typos.
6272 * doc/rtl.texi: Fix typos.
6274 * dwarf2asm.c: Fix typos.
6275 * dwarf2out.c: Fix typos.
6276 * except.h: Fix typos.
6277 * expr.c: Fix typos.
6278 * fold-const.c: Fix typos.
6280 * gcse.c: Fix typos.
6281 * genautomata.c: Fix typos.
6282 * gengtype-state.c: Fix typos.
6283 * gengtype.c: Fix typos.
6284 * genhooks.c: Fix typos.
6285 * gimple-fold.c: Fix typos.
6286 * gimple-pretty-print.c: Fix typos.
6287 * gimple.c: Fix typos.
6288 * gimple.h: Fix typos.
6289 * gimplify.c: Fix typos.
6290 * graphite-interchange.c: Fix typos.
6291 * graphite-sese-to-poly.c: Fix typos.
6292 * ifcvt.c: Fix typos.
6293 * input.c: Fix typos.
6294 * ipa-cp.c: Fix typos.
6295 * ipa-inline-analysis.c: Fix typos.
6296 * ipa-inline-transform.c: Fix typos.
6297 * ipa-inline.c: Fix typos.
6298 * ipa-pure-const.c: Fix typos.
6299 * ipa-ref.h: Fix typos.
6300 * ipa-reference.c: Fix typos.
6301 * ipa-utils.c: Fix typos.
6303 * ira-emit.c: Fix typos.
6304 * ira-lives.c: Fix typos.
6305 * lto-streamer.c: Fix typos.
6306 * lto-streamer.h: Fix typos.
6307 * lto-wrapper.c: Fix typos.
6309 * mode-switching.c: Fix typos.
6310 * modulo-sched.c: Fix typos.
6311 * plugin.c: Fix typos.
6312 * postreload.c: Fix typos.
6313 * sched-deps.c: Fix typos.
6314 * sel-sched-ir.c: Fix typos.
6315 * sel-sched-ir.h: Fix typos.
6316 * sel-sched.c: Fix typos.
6317 * sese.c: Fix typos.
6318 * stor-layout.c: Fix typos.
6319 * target-hooks-macros.h: Fix typos.
6320 * target.def: Fix typos.
6321 * trans-mem.c: Fix typos.
6322 * tree-eh.c: Fix typos.
6323 * tree-predcom.c: Fix typos.
6324 * tree-sra.c: Fix typos.
6325 * tree-ssa-address.c: Fix typos.
6326 * tree-ssa-loop-ivopts.c: Fix typos.
6327 * tree-ssa-loop-niter.c: Fix typos.
6328 * tree-ssa-math-opts.c: Fix typos.
6329 * tree-ssa-pre.c: Fix typos.
6330 * tree-ssa-propagate.c: Fix typos.
6331 * tree-ssa-reassoc.c: Fix typos.
6332 * tree-ssa-sccvn.c: Fix typos.
6333 * tree-ssa-ter.c: Fix typos.
6334 * tree-ssa-uninit.c: Fix typos.
6335 * tree-ssanames.c: Fix typos.
6336 * tree-vect-generic.c: Fix typos.
6337 * tree-vect-slp.c: Fix typos.
6338 * tree.c: Fix typos.
6339 * tree.h: Fix typos.
6340 * varasm.c: Fix typos.
6341 * varpool.c: Fix typos.
6343 2012-05-29 Joseph Myers <joseph@codesourcery.com>
6345 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
6347 2012-05-29 Richard Guenther <rguenther@suse.de>
6349 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
6351 (add_referenced_var_1): Re-organize. Assert we are not
6353 (remove_referenced_var): Likewise.
6354 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
6355 * tree-mudflap.c (execute_mudflap_function_ops): Do not
6356 call add_referenced_var on globals.
6357 * matrix-reorg.c (transform_access_sites): Likewise.
6359 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
6361 * alias.c (reg_known_value): Make this a VEC.
6362 (reg_known_equiv_p): Make this an sbitmap.
6363 (reg_known_value_size): Remove.
6364 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
6365 set_reg_known_equiv_p): Update for reg_known_value and
6366 reg_known_value_size data structure change.
6367 (init_alias_analysis, end_alias_analysis): Likewise.
6369 2012-05-29 Jakub Jelinek <jakub@redhat.com>
6372 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
6373 to avoid leaking memory. No need to handle memory allocation
6374 failure. Double string_len on each reallocation instead of adding 2.
6375 * gcov.c (read_line): Likewise.
6377 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
6379 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
6381 * config/cris/cris.md ("trap"): Define, enabled for
6382 TARGET_TRAP_USING_BREAK8.
6383 * config/cris/cris.opt (mtrap-using-break8): New option.
6385 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
6388 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
6391 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
6393 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
6394 (Standard Names): Fix typos in documentation of atomic patterns.
6396 2012-05-27 Nathan Sidwell <nathan@acm.org>
6398 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
6400 2012-05-26 Jason Merrill <jason@redhat.com>
6403 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
6404 about array compound literals.
6406 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
6408 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
6409 if CLEANUP_NO_INSN_DEL.
6410 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
6411 from cfg_layout_merge_blocks.
6412 (emit_nop_for_unique_locus_between): New function.
6413 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
6414 (cfg_layout_merge_blocks): Likewise.
6416 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
6417 Paolo Bonzini <bonzini@gnu.org>
6419 * df-scan.c (df_def_record_1): Assert a parallel must contain an
6420 EXPR_LIST at this point. Receive the LOC and move its extraction...
6421 (df_defs_record): ... here. Change if-else to a switch statement.
6422 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
6423 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
6424 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
6425 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
6426 regs_invalidated_by_call.
6427 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
6430 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
6433 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
6434 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
6436 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6438 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
6439 software floating point emulation. No longer build the multilibs
6440 with -mstrict-align.
6442 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
6445 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
6446 accessed indirectly.
6447 (ipa_tm_create_version): Same.
6449 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
6452 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
6453 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
6455 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
6458 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
6459 (ix86_expand_vec_perm): Use int mode instead of float.
6460 (expand_vec_perm_pshufb): Remove handling of useseless type
6463 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
6466 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
6467 gnu_ld variables to yes.
6468 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
6469 (HAVE_GNU_AS): Likewise.
6470 * config.in: Regenerate.
6471 * configure: Likewise.
6473 2012-05-25 Tristan Gingold <gingold@adacore.com>
6475 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
6476 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
6477 and preferred_alignment.
6479 2012-05-25 Tristan Gingold <gingold@adacore.com>
6481 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
6483 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
6485 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
6486 volatile bitfields case.
6488 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
6490 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
6491 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
6492 (adjacent_mem_locations): Move some code to and call...
6493 (get_memref_parts): ...new function.
6494 (mem_locations_overlap): New function.
6495 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
6496 (is_mem_ref): Rename to...
6497 (find_mem_ref): ...this. Return MEM rtx.
6498 (get_store_dest): Remove function.
6499 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
6500 new parameter and adjust calls.
6501 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
6502 mem refs overlap for true_store_to_load_dep_costly.
6503 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
6504 passed to adjacent_mem_locations.
6505 (is_costly_group): Walk resolved dependency list.
6506 (force_new_group): Emit group ending nop for Power6/Power7.
6507 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
6508 (group_ending_nop): New define_insn.
6510 2012-05-24 Dodji Seketeli <dodji@redhat.com>
6512 Make unwound macro expansion trace less redundant
6513 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
6514 context of macro definition in the trace, when it's redundant.
6517 2012-05-24 Richard Guenther <rguenther@suse.de>
6520 * tree-profile.c (tree_profiling): Cleanup the CFG if
6521 execute_fixup_cfg requests it.
6523 2012-05-24 Richard Guenther <rguenther@suse.de>
6525 * tree-flow.h (create_var_ann): Remove.
6526 * tree-dfa.c (create_var_ann): Remove and inline into its
6528 (add_referenced_var_1): ... here.
6529 * varpool.c (add_new_static_var): Do not call add_referenced_var
6531 * gimple-fold.c (canonicalize_constructor_val): Likewise.
6532 * tree-switch-conversion.c (build_one_array): Likewise.
6533 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
6534 * tree-flow-inline.h (gimple_referenced_vars): Guard against
6536 * tree-inline.c (remap_gimple_op_r): Likewise. Check
6537 gimple_referenced_vars instead of gimple_in_ssa_p.
6538 (copy_tree_body_r): Likewise.
6539 (setup_one_parameter): Likewise.
6540 (declare_return_variable): Likewise.
6541 (tree_function_versioning): Likewise.
6543 2012-05-24 Jakub Jelinek <jakub@redhat.com>
6545 PR tree-optimization/53465
6546 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
6547 vr0 into *vr, then vrp_meet that.
6548 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
6549 have any equivalences.
6550 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
6553 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
6555 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
6557 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
6558 check end_regno - 1 is a hard register.
6560 2012-05-24 Richard Guenther <rguenther@suse.de>
6562 * varpool.c (add_new_static_var): Remove call to create_var_ann.
6563 * tree-ssa-operands.c (create_vop_var): Likewise.
6565 2012-05-24 Richard Guenther <rguenther@suse.de>
6568 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
6570 (remove_unused_locals): Pass global_unused_vars to
6571 remove_unused_scope_block_p. Restore code walking all
6572 referenced vars and pruning them.
6574 2012-05-23 Jan Hubicka <jh@suse.cz>
6576 * tree.h (alias_diag_flags): Remove.
6577 (alias_pair): Remove emitted_diags.
6578 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
6579 symbol_alias_set_t, symbol_alias_set_destroy,
6580 symbol_alias_set_contains, propagate_aliases_backward): Remove.
6581 * toplev.c (compile_file): Do not call finish_aliases_2
6582 * cgraphunit.c (cgraph_process_new_functions): Do not call
6584 (handle_alias_pairs): Output diagnostics about aliases to externals.
6585 (assemble_thunks_and_aliases): Use do_assemble_alias.
6586 (output_weakrefs): Likewise.
6587 (finalize_compilation_unit): Do not call finish_aliases_1.
6588 * ipa.c (symtab_remove_unreachable_nodes): De not call
6589 remove_unreachable_alias_pairs.
6590 * varasm.c (do_assemble_alias): Export.
6591 (symbol_alias_set_create, symbol_alias_set_destroy,
6592 symbol_alias_set_contains, symbol_alias_set_insert,
6593 propagate_aliases_forward, propagate_aliases_backward,
6594 propagate_aliases_backward, trivially_visible_alias,
6595 trivially_defined_alias, remove_unreachable_alias_pairs,
6596 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
6597 * output.h (do_assemble_alias): Declare.
6598 * varpool.c (varpool_remove_unreferenced_decls): Do not call
6601 2012-05-23 Martin Jambor <mjambor@suse.cz>
6603 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
6605 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
6607 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
6609 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
6610 (iterative_hash_gimple_type): Adjust comment.
6611 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
6612 domain for an array type instead of the domain type itself.
6614 2012-05-23 Richard Guenther <rguenther@suse.de>
6616 PR tree-optimization/53438
6617 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
6619 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
6622 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
6623 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
6626 2012-05-23 Richard Guenther <rguenther@suse.de>
6628 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
6629 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
6630 via the global_unused_vars bitmap.
6631 (remove_unused_locals): Handle global vars in local-decls via
6632 a global_unused_vars bitmap instead of the used flag in the
6633 var annotation. Simplify global variable handling and removal.
6635 2012-05-22 Jan Hubicka <jh@suse.cz>
6638 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
6639 from other partitions.
6641 2012-05-22 Jan Hubicka <jh@suse.cz>
6644 * symtab.c (symtab_register_node): Fix ordering issue.
6646 2012-05-22 Steven Drake <sbd@NetBSD.org>
6648 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
6650 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
6652 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6653 Use strip_name_encoding target hook.
6655 2012-05-22 Richard Guenther <rguenther@suse.de>
6657 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
6658 (init_function_for_compilation): Remove.
6659 * tree-dfa.c (find_vars_r): Take struct function argument.
6660 (find_referenced_vars_in): Adjust.
6661 * tree-ssa-operands.c (clobber_stats): Remove.
6662 (create_vop_var): Take struct function argument. Mark
6663 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
6664 (init_ssa_operands): Take struct function argument.
6665 (fini_ssa_operands): Do not dump dead stats.
6666 * tree-ssa-operands.h (init_ssa_operands): Take struct function
6668 * cgraphunit.c (init_lowered_empty_function): Adjust.
6669 * lto-streamer-in.c (input_cfg): Likewise.
6670 * tree-inline.c (initialize_cfun): Likewise.
6671 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
6672 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
6673 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
6674 virtual operands are not registers.
6676 2012-05-22 Richard Guenther <rguenther@suse.de>
6678 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
6680 2012-05-22 Richard Guenther <rguenther@suse.de>
6683 * tree-inline.c (setup_one_parameter): Create a dummy init
6684 statement for unused parameters when not optimizing.
6686 2012-05-22 Richard Guenther <rguenther@suse.de>
6688 * tree-flow.h (add_referenced_var_1): Declare.
6689 (add_referenced_var): Define.
6690 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
6691 (add_referenced_var): Rename to ...
6692 (add_referenced_var_1): ... this. Take struct function argument.
6694 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6697 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
6698 * config/arm/arm.c (arm_validize_comparison): Define.
6699 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
6700 arm_validize_comparison.
6701 ("cbranchdi4"): Likewise.
6702 ("cstoredi4"): Likewise.
6703 ("movsicc"): Likewise.
6704 ("movsfcc"): Likewise.
6705 ("movdfcc"): Likewise.
6707 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
6709 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
6710 the mw_reg_pool size.
6712 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
6714 PR tree-optimization/53336
6715 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
6716 non-integer integral types to offset type and vice versa.
6718 2012-05-22 Alan Modra <amodra@gmail.com>
6720 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
6721 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
6722 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
6723 V_SAVE_INLINE): Delete.
6724 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
6725 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
6726 For ELF targets, use out-of-line restores for -Os and any number
6727 of regs if the restore exits, and out-of-line gp save for two or
6728 more regs. Use save_reg_p to test for holes in reg restore set.
6729 Replace "#if" with "if".
6731 2012-05-22 Alan Modra <amodra@gmail.com>
6733 * config/rs6000/rs6000.c (save_reg_p): New function.
6734 (first_reg_to_save, first_fp_reg_to_save): Use it here.
6735 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
6736 (emit_frame_save): Use gen_frame_store.
6737 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
6738 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
6740 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
6741 vrsave, toc, gp and fp restores.
6743 2012-05-22 Alan Modra <amodra@gmail.com>
6745 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
6746 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
6747 Move function pointer variables after forward declarations.
6748 (rs6000_builtin_support_vector_misalignment): Make static.
6749 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
6750 (rs6000_function_value, rs6000_can_eliminate): Likewise.
6752 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
6754 PR rtl-optimization/53373
6755 * caller-save.c (save_call_clobbered_regs): Look into a possible
6756 PARALLEL manually rather than using single_set on a call insn.
6758 2012-05-21 Jakub Jelinek <jakub@redhat.com>
6760 PR tree-optimization/53436
6761 * omp-low.c (omp_build_component_ref): New function.
6762 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
6764 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
6766 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
6768 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
6769 Do not print '.' here. Output operand lossage error for unhandled
6774 <case 'z'>: Hardcode "code" argument into error strings.
6776 <case 'D'>: Merge AVX and non-AVX codes.
6777 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
6778 Update call to put_condition_code.
6780 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
6782 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
6784 (clzsi2): New expander.
6785 (*clzsi2_68k): New insn.
6786 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
6788 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
6790 * gimple.h (gimple_set_in_transaction): Remove.
6791 (gimple_in_transaction): Look in BB instead.
6792 (gimple_statement_base): Remove in_transaction field.
6793 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
6794 * trans-mem.c (compute_transaction_bits): Place transaction bit
6795 information into basic blocks.
6797 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
6799 * expr.c (get_def_for_expr_class): Define only if
6800 HAVE_conditional_move.
6801 (convert_tree_comp_to_rtx): Likewise.
6803 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
6806 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
6808 (ffssi2_no_cmove): Ditto.
6809 (*ffs<mode>_1): Remove insn pattern.
6810 (*tzcnt<mode>_1): New insn pattern.
6811 (*bsf<mode>1): Ditto.
6813 2012-05-21 Richard Guenther <rguenther@suse.de>
6815 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
6816 more referenced vars.
6817 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
6818 flag on variables that have a var-annotation.
6820 2012-05-21 Joseph Myers <joseph@codesourcery.com>
6823 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
6824 from folded operands before wrapping another around the
6825 conditional expression.
6827 2012-05-21 Jakub Jelinek <jakub@redhat.com>
6829 PR tree-optimization/53366
6830 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
6831 tests if complex_numbers == 2, but there are non-complex number loads
6834 PR tree-optimization/53409
6835 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
6836 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
6838 PR tree-optimization/53410
6839 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
6840 instead of build_int_cst (type, 0) where vector types might be
6841 involved. Instead of build_int_cst (type, 1) convert the original
6842 integer_onep argument to the desired type.
6844 2012-05-21 Michael Matz <matz@suse.de>
6846 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
6847 (simplify_test_exp): Handle one more case of distributive law,
6848 decrease cost threshold.
6849 (tests_attr_p, get_attr_order): New functions.
6850 (optimize_attrs): Use topological order, inline only cheap values.
6851 (write_attr_set): Reset our_known_true after some time.
6853 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
6856 * config/i386/i386.c (type_natural_mode): Warn passing SSE
6857 vector argument without SSE enabled changes the ABI.
6859 2012-05-21 Richard Guenther <rguenther@suse.de>
6861 PR tree-optimization/53408
6862 * tree-vect-loop.c (vectorizable_induction): Properly check
6863 the restriction that we cannot handle induction results from
6864 the inner loop outside of the outer loop.
6866 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
6869 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
6870 (UNSPECV_RDRAND): This.
6871 (rdrand<mode>_1): Updated.
6873 2012-05-21 Richard Guenther <rguenther@suse.de>
6875 * tree-loop-distribution.c (can_generate_builtin): Reject
6878 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
6880 * Makefile.in (options.c): Add options.h to included header
6883 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
6885 * tree-parloops.c : Add myself to contributors, update
6886 TODO list, add link to wiki.
6888 2012-05-21 Alan Modra <amodra@gmail.com>
6890 * config/rs6000/predicates.md (input_operand): Don't match
6891 constant pool addresses. Remove label_ref, high and plus from
6892 match_code list. Remove redundant CONSTANT_P test.
6893 (splat_input_operand): Similarly update match_code list.
6894 (small_toc_ref): New predicate.
6895 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
6896 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
6897 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
6898 register checks to..
6899 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
6900 generated by create_TOC_reference.
6901 (rs6000_legitimize_address): Update cerate_TOC_reference call.
6902 (rs6000_delegitimize_address): Handle new rtl for toc refs.
6903 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
6904 (use_toc_relative_ref): New function, split out from..
6905 (rs6000_emit_move): ..here. Remove redundant tests. Update
6906 create_TOC_reference calls.
6907 (rs6000_legitimize_reload_address): Formatting. Handle splitting
6908 of medium/large model toc addresses. Use use_toc_relative_ref.
6909 (print_operand): Formatting, style. Adjust for toc changes.
6910 (print_operand_address): Likewise.
6911 (rs6000_output_addr_const_extra): Likewise.
6912 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
6913 than a PLUS. Use this formulation for both high and low part
6914 of -mcmodel=medium/large toc reference too. Before reload,
6915 always use the small model formulation.
6916 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
6917 a PLUS in high part of addresses here.
6918 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
6919 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
6920 (largetoc_high, largetoc_low): Move earlier. Cope when no
6922 (largetoc_high_plus): New insn.
6923 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
6924 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
6925 (tocref): ..instead do so here, new insn and split.
6927 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
6929 * config/i386/driver-i386.c (host_detect_local_cpu): Support
6930 RDRND, F16C and FSGSBASE.
6932 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6934 PR rtl-optimzation/53373
6935 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
6936 call pattern. Update split patterns.
6937 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
6938 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
6940 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
6942 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
6945 2012-05-18 Jan Hubicka <jh@suse.cz>
6947 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
6948 (cgraph_process_new_functions): Process also aliases.
6949 * lto-streamer-out.c (struct sets): Remove.
6950 (trivally_defined_alias): Remove.
6951 (output_alias_pair_p): Remove.
6952 (output_unreferenced_globals): Remove.
6953 (produce_symtab); Do not handle alias pairs.
6954 (produce_asm_for_decls): Likewise.
6955 * lto-streamer-in.c (input_alias_pairs): Remove.
6956 (lto_read_body): Do not input alias pairs.
6957 (lto_input_constructors_and_inits): Remove.
6959 2012-05-18 Jan Hubicka <jh@suse.cz>
6961 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
6964 2012-05-18 Jan Hubicka <jh@suse.cz>
6966 * cgraphbuild.c (record_reference): Update.
6967 * lto-cgraph.c (lto_output_varpool_node): External vars
6968 are not in other partition even if they are not output
6969 in current partition.
6970 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
6972 (canonicalize_constructor_val): Take FROM_DECL argument.
6973 (fold_ctor_reference, fold_string_cst_ctor_reference,
6974 fold_array_ctor_reference, fold_nonarray_ctor_reference,
6975 fold_ctor_reference): Likewise.
6976 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
6977 * gimple.h (gimple_fold_builtin): Likewise.
6979 2012-05-18 Olivier Hainque <hainque@adacore.com>
6981 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
6982 $(libsubdir) as libexecsubdir.
6984 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6986 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
6987 relied on signed overflow behavior.
6989 2012-05-18 Richard Guenther <rguenther@suse.de>
6991 PR tree-optimization/53346
6992 * tree-loop-distribution.c (ldist_gen): Make sure to apply
6993 builtin transform even when only a single partition with
6994 all reads/writes exists.
6996 2012-05-18 Richard Guenther <rguenther@suse.de>
6998 PR tree-optimization/53390
6999 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
7002 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7004 * tree-ssa-reassoc.c (bip_map): Remove decl.
7005 (completely_remove_stmt): Remove function.
7006 (remove_def_if_absorbed_call): Remove function.
7007 (remove_visited_stmt_chain): Remove __builtin_powi handling.
7008 (possibly_move_powi): Remove function.
7009 (rewrite_expr_tree): Remove calls to possibly_move_powi.
7010 (rewrite_expr_tree_parallel): Likewise.
7011 (attempt_builtin_powi): Build multiplies explicitly rather than
7012 relying on the ops vector and rank system.
7013 (transform_stmt_to_copy): New function.
7014 (transform_stmt_to_multiply): Likewise.
7015 (reassociate_bb): Handle leftover operations after __builtin_powi
7016 optimization; build a final multiply if necessary.
7018 2012-05-18 Jan Hubicka <jh@suse.cz>
7020 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
7021 (mark_functions_to_output): Fix sanity check.
7022 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
7024 2012-05-18 Richard Guenther <rguenther@suse.de>
7026 * tree-flow.h (mark_symbols_for_renaming): Remove.
7027 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
7028 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
7029 (copy_debug_stmt): Likewise.
7030 (expand_call_inline): Likewise.
7031 (declare_return_variable): Mark the return variable for renaming
7034 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
7036 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
7038 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
7039 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
7040 (ashrdi3,lshrdi3): Likewise.
7041 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
7043 2012-05-18 Meador Inge <meadori@codesourcery.com>
7045 PR rtl-optimization/53352
7046 * cse.c (equiv_constant): Ignore paradoxical subregs.
7048 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
7050 PR rtl-optimization/53125
7051 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
7052 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
7053 die in the basic block. Correctly top off REG_FREQ and
7054 REG_FREQ_CALLS_CROSSED.
7056 (regstat_compute_ri): Allocate and free local_live_last_luid.
7058 (regstat_bb_compute_calls_crossed): Correctly top off
7059 REG_FREQ_CALLS_CROSSED.
7061 2012-05-17 Jan Hubicka <jh@suse.cz>
7063 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
7064 constructor over decl without.
7065 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
7066 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
7067 * cgraphunit.c (process_function_and_variable_attributes): Finalize
7069 (mark_functions_to_output): Also accept bodies for functions with
7071 (output_in_order): Skip external vars.
7072 * lto-cgraph.c (lto_output_node): External functions are never in other
7074 (lto_output_varpool_node): Likewise.
7075 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
7076 forgotten initializers.
7077 * ipa.c (process_references): Handle external vars.
7078 (symtab_remove_unreachable_nodes): Update to handle external vars.
7079 (varpool_externally_visible_p): External vars are externally visible.
7080 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
7081 * varpool.c (varpool_remove_node): Remove constructor.
7082 (decide_is_variable_needed): Handle externals.
7083 (varpool_remove_unreferenced_decls): Likewise.
7085 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
7087 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
7088 (enable_warning_as_error): Do not special case Wuninitialized.
7089 * optc-gen.awk: Add sanity checks.
7091 2012-05-17 Jan Hubicka <jh@suse.cz>
7093 * ipa-reference.c (is_proper_for_analysis): Do not check flags
7094 that might change as result of global optimization.
7095 (analyze_function): Do not check analyzed and externally_visible
7096 flags; be happy about address dereferences.
7097 (propagate): Prune all_module_statics so it really contains just
7098 statics; prune all the local summaries.
7099 (ipa_reference_write_optimization_summary): Simplify.
7101 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
7103 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
7104 * config/m68k/m68k-tables.opt: Regenerated.
7105 * doc/invoke.texi (M680x0 Options): Document.
7107 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
7108 Patrick Marlier <patrick.marlier@gmail.com>
7110 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
7113 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
7115 * configure: Regenerated.
7117 2012-05-16 Andrew Pinski <apinski@cavium.com>
7119 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
7122 2012-05-16 David S. Miller <davem@davemloft.net>
7124 * jump.c (delete_related_insns): If we remove a CALL, make sure
7125 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
7127 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7129 PR tree-optimization/53217
7130 * tree-ssa-reassoc.c (bip_map): New static variable.
7131 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
7132 (attempt_builtin_powi): Save feeding multiplies on a stack.
7133 (reassociate_bb): Create and destroy bip_map.
7135 2012-05-16 Olivier Hainque <hainque@adacore.com>
7137 * Makefile.in (install-no-fixedincludes): New target, former toplevel
7138 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
7139 Add comments and improve stamp preservation across the whole sequence.
7140 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
7142 2012-05-16 Richard Guenther <rguenther@suse.de>
7144 * tree-inline.c (insert_init_stmt): Do not call
7145 mark_symbols_for_renaming.
7146 (setup_one_parameter): Avoid initializing unused parameters.
7147 (declare_return_variable): Properly handle DECL_BY_REFERENCE
7148 return vars in SSA form.
7150 2012-05-16 Richard Guenther <rguenther@suse.de>
7152 * tree-flow.h (get_virtual_var): Remove.
7153 * tree-dfa.c (get_virtual_var): Likewise.
7155 2012-05-16 Richard Guenther <rguenther@suse.de>
7157 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
7158 Remove set-only bitmap of new names.
7159 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
7161 * tree-flow.h (ssa_names_to_replace): Remove.
7162 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
7164 2012-05-16 Richard Guenther <rguenther@suse.de>
7166 PR tree-optimization/53364
7167 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
7168 detect a view-conversion of the decl.
7170 2012-05-16 Dodji Seketeli <dodji@redhat.com>
7172 PR preprocessor/7263
7173 * c-tree.h (enum c_declspec_word): Declare new enum.
7174 (struct c_declspecs::locations): New member.
7175 (declspecs_add_qual, declspecs_add_scspec)
7176 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
7178 * c-decl.c (build_null_declspecs): Initialize the new struct
7179 c_declspecs::locations member.
7180 (declspecs_add_addrspace): Take a location parameter for the
7181 address space. Store it onto declaration specifiers.
7182 (declspecs_add_qual): Likewise, take a location parameter for the
7184 (declspecs_add_type): Likewise, take a location parameter for the
7186 (declspecs_add_scspec): Likewise, take a location parameter for
7187 the storage class specifier.
7188 (declspecs_add_attrs): Likewise, take a location parameter for the
7190 (declspecs_add_alignas): Likewise, take a location parameter for
7192 (finish_declspecs): For diagnostics, use the location of the
7193 relevant declspec, instead of the global input_location.
7194 * c-parser.c (c_parser_parameter_declaration): Pass the precise
7195 virtual location of the declspec to the declspecs-setters.
7196 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
7199 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
7201 * configure.ac: Stack protector enabling for Android targets.
7202 * configure: Regenerate.
7204 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7206 * ira.c (pseudo_move_insn): Delete.
7207 (find_moveable_pseudos): Don't set it.
7208 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
7209 the definitions of the original pseudo. Delete all of them.
7211 2012-05-16 Olivier Hainque <hainque@adacore.com>
7213 * config/rs6000/rs6000-opts.h (enum processor_type): Add
7215 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
7216 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
7217 * config/rs6000/8540.md: indicate that the units/patterns apply to
7220 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
7221 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
7222 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
7223 related flags, check that what is queried is supported by the selected
7224 configuration. Rework the single/double_float and MASK_STRING resets to
7225 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
7226 costs for PROCESSOR_PPC8548 as well.
7227 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
7228 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
7229 statement instead of a sequence of ifs.
7231 * config/rs6000/rs6000.h (TARGET_E500): Remove.
7232 (TARGET_NO_LWSYNC): Adjust accordingly.
7233 * config/rs6000/e500.h (TARGET_E500): Remove.
7234 (CHECK_E500_OPTIONS): Adjust accordingly.
7235 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
7236 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
7237 * config/rs6000/linuxspe.h: Likewise.
7238 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
7239 superfluous comments.
7240 * config/rs6000/e500-double.h: Remove.
7242 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
7243 default to with_cpu=8548 if --enable-e500-double, and to 8540
7245 (set misc flags section): For powerpc*|rs6000*, remove inclusion
7246 of e500-double.h for --enable-e500-double.
7248 2012-05-16 Olivier Hainque <hainque@adacore.com>
7250 * Makefile.in (s-header-vars): Resort to -n instead of trailing
7251 -e d in sed invocation.
7253 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
7255 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
7257 * doc/tm.texi: Regenerate.
7259 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
7261 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
7263 2012-05-15 Jakub Jelinek <jakub@redhat.com>
7266 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
7267 that operands[2] is either immediate, or q_regs_operand.
7269 2012-05-15 Richard Guenther <rguenther@suse.de>
7271 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
7272 (assemble_thunk): Likewise. Manually rename and register
7275 2012-05-15 Richard Guenther <rguenther@suse.de>
7277 PR tree-optimization/53355
7278 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
7281 2012-05-15 Tristan Gingold <gingold@adacore.com>
7283 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
7285 2012-05-15 Richard Guenther <rguenther@suse.de>
7287 * gimple.c (gimple_set_modified): Move ...
7288 * gimple.h (gimple_set_modified): ... here.
7290 2012-05-15 Tristan Gingold <gingold@adacore.com>
7292 * ira-color.c (move_spill_restore): Add a guard.
7294 2012-05-15 Tristan Gingold <gingold@adacore.com>
7296 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
7299 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
7301 * gimplify.c (gimplify_init_constructor): Do a block move for very
7302 small objects as well.
7304 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
7306 * ira.c (find_moveable_pseudos): Skip registers whose
7307 DF_REG_EQ_USE_COUNT is nonzero.
7309 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7311 * doc/md.texi (fma): Define to only be applicable for single rounding.
7313 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
7316 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
7317 generate target register for "load" class builtins.
7320 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
7323 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
7324 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
7325 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
7326 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
7327 (<sse>_movu<ssemodesuffix>): New expander.
7328 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
7329 (avx_movdqu<avxmodesuffix>): New expander.
7330 (*sse2_movdqu): Rename from sse2_movdqu.
7331 (sse2_movdqu): New expander.
7333 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
7336 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
7337 (canonicalize_perm): ... new function.
7338 (expand_vec_perm_2vperm2f128_vshuf): New function.
7339 (ix86_expand_vec_perm_const_1): Call it.
7341 2012-05-14 Andrew Pinski <apinski@cavium.com>
7342 H.J. Lu <hongjiu.lu@intel.com>
7343 Jakub Jelinek <jakub@redhat.com>
7346 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
7349 2012-05-14 Jakub Jelinek <jakub@redhat.com>
7351 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
7352 lineno 1 the same as lineno 0 before first start file directive.
7353 (optimize_macinfo_range): Likewise.
7355 * dwarf2out.c (have_macinfo): Define.
7356 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
7357 attribute, don't force empty compilation unit and don't emit any
7358 .debug_macinfo/.debug_macro section if macinfo_table is empty.
7360 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
7363 * config/avr/avr.c (avr_const_address_lo16): Remove.
7364 (avr_assemble_integer): Print ".byte lo8(x)",
7365 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
7366 .warning if 3-byte address is assembled.
7367 * doc/extend.texi (AVR Named Address Spaces): Document that
7368 binutils 2.23 is needed to assemble 3-byte addresses.
7370 2012-05-14 Richard Guenther <rguenther@suse.de>
7372 * tree-vect-data-refs.c (vect_setup_realignment): Remove
7373 call to mark_symbols_for_renaming.
7374 (vect_permute_load_chain): Likewise.
7375 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
7376 instead of calling mark_symbols_for_renaming.
7377 * tree-vect-stmts.c (read_vector_array): Remove call to
7378 mark_symbols_for_renaming.
7379 (write_vector_array): Likewise.
7380 (vectorizable_call): Likewise.
7381 (vectorizable_store): Likewise.
7382 (vectorizable_load): Likewise.
7383 * matrix-reorg.c (transform_allocation_sites): Likewise.
7384 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
7385 (create_expression_by_pieces): Likewise.
7387 2012-05-14 Richard Guenther <rguenther@suse.de>
7389 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
7390 of statements for renaming.
7391 (force_gimple_operand_1): Likewise, consistently for both
7392 calls to force_gimple_operand and force_gimple_operand_gsi.
7394 2012-05-14 Richard Guenther <rguenther@suse.de>
7396 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
7397 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
7399 (expand_omp_for): Likewise.
7400 (expand_omp_for_generic): Adjust conditional add to referenced vars.
7401 Use make_rename_temp for temporaries that should be rewritten into
7403 (expand_omp_for_static_nochunk): Likewise.
7404 (expand_omp_atomic_pipeline): Likewise.
7406 2012-05-14 Richard Guenther <rguenther@suse.de>
7408 PR tree-optimization/53331
7409 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
7411 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
7413 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
7416 * doc/options.texi: (LangEnabledBy): Document it.
7417 * optc-gen.awk: Handle LangEnabledBy.
7418 * opth-gen.awk: Generate declaration for lang-specific functions.
7419 * opt-read.awk: Record lang numbers.
7420 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
7421 (lang_sanitized_name): New.
7423 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
7425 * attribs.c (decl_attributes): Avoid emitting a warning if
7427 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
7428 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
7429 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
7430 define a string "1".
7431 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
7432 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
7433 BUILT_IN_STRCPY): Use it for these functions.
7434 * postreload.c (reload_combine): Deal with SETs inside
7435 CALL_INSN_FUNCTION_USAGE.
7436 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
7437 Look for REG_RETURNED notes and use a cheap restore if possible.
7438 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
7439 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
7440 * ira-build.c (ira_create_allocno, create_cap_allocno,
7441 propagate_allocno_info, propagate_some_info_from_allocno,
7442 copy_info_to_removed_store_destination, ira_flattening): Handle it.
7443 * ira-lives.c (pseudo_regno_single_word_and_live_p,
7444 find_call_crossed_cheap_reg): New static functions.
7445 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
7446 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
7447 a REG_RETURNED note in that case.
7448 * ira.c (setup_reg_renumber): Change assert to allow cases where
7449 allocnos only cross calls for which they are cheap to restore.
7450 * ira-costs.c (ira_tune_allocno_costs): Compare
7451 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
7453 * reg-notes.def (REG_RETURNED): New note.
7454 * cse.c (cse_insn): Likewise.
7455 * sched-deps.c (sched_analyze_insn): Likewise.
7456 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
7457 * calls.c (decl_return_flags): New static function.
7458 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
7459 functions that return one of their arguments.
7460 * regcprop.c (struct kill_set_value_data): New.
7461 (kill_set_value): Interpret data as a pointer to such a struct.
7462 Do nothing if the caller wants the register to be ignored.
7463 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
7465 2012-05-14 Richard Guenther <rguenther@suse.de>
7467 PR tree-optimization/53340
7468 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
7470 2012-05-14 Richard Guenther <rguenther@suse.de>
7472 * gimplify.c (gimplify_expr): Remove odd code.
7474 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
7476 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
7477 into a PLUS_EXPR byte offset.
7479 * tree-ssa-pre.c (can_value_number_call): Delete.
7480 (compute_avail): Skip all statements with side effects.
7481 <GIMPLE_CALL>: Skip calls to internal functions.
7483 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
7485 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
7487 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
7489 * common.opt (Wtype-limits): Use EnabledBy.
7491 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
7493 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
7494 (pushtf splitter): Ditto.
7496 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
7497 (<code>tf2): Enable for TARGET_SSE.
7498 (*absnegtf2_sse): Ditto.
7499 (copysign<mode>3): Enable TFmode for TARGET_SSE.
7500 (copysign<mode>3_const): Ditto.
7501 (copysign<mode>3_var): Ditto.
7502 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
7503 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
7504 (*<code>tf3): Ditto.
7505 * config/i386/i386.c (struct builtin_description bdesc_args)
7506 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
7507 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
7508 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
7509 Emit a normal call if SSE isn't available.
7511 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
7513 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
7514 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
7515 (<code><mode>3): Ditto.
7516 (*andnot<mode>3): Ditto.
7517 (*andnottf3): Ditto.
7518 (*<code><mode>3): Ditto.
7521 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
7523 * optc-gen.awk: Error instead of warning for conflicting help.
7525 2012-05-12 Jason Merrill <jason@redhat.com>
7528 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
7531 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
7533 * function.c (requires_stack_frame_p): If the function can throw
7534 non-call exceptions, return true if the insn can throw internally.
7536 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
7538 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
7540 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
7542 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
7543 ORDERED and UNORDERED conditions.
7545 2012-05-11 Richard Guenther <rguenther@suse.de>
7547 * tree-flow.h (referenced_var_check_and_insert): Remove.
7548 (find_new_referenced_vars): Likewise.
7549 * tree-dfa.c (referenced_var_check_and_insert): Make static.
7550 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
7551 * tree-inline.c (copy_bb): Use find_referenced_vars_in
7552 instead of find_new_referenced_vars.
7553 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
7555 2012-05-11 Richard Guenther <rguenther@suse.de>
7557 * tree-pass.h (pass_rest_of_compilation,
7558 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
7560 * passes.c (pass_all_optimizations, pass_postreload,
7561 pass_all_early_optimizations): Make static.
7562 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
7563 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
7564 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
7565 (delete_tree_ssa): Do not call fini_phinodes.
7566 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
7568 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
7571 * doc/options.texi (EnabledBy): Document
7572 * opts.c: Include opts.h and options.h before tm.h.
7573 (finish_options): Do not handle some sub-options here...
7574 (common_handle_option): ... instead call common_handle_option_auto
7576 * optc-gen.awk: Handle EnabledBy.
7577 * opth-gen.awk: Declare common_handle_option_auto.
7578 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
7579 (Wmaybe-uninitialized): Likewise.
7580 (Wunused-but-set-variable): Likewise.
7581 (Wunused-function): Likewise.
7582 (Wunused-label): Likewise.
7583 (Wunused-value): Likewise.
7584 (Wunused-variable): Likewise.
7585 * opt-read.awk: Create opt_numbers array.
7587 2012-05-11 Richard Guenther <rguenther@suse.de>
7589 PR tree-optimization/53295
7590 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
7592 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
7593 strides when analyzing data-references in a loop context.
7594 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
7595 non-constant strides for now.
7596 (vect_enhance_data_refs_alignment): Ignore data references
7597 that are strided loads.
7598 (vect_analyze_data_ref_access): Handle non-constant strides.
7599 (vect_check_strided_load): Verify the data-reference is a load.
7600 (vect_analyze_data_refs): Restructure to make strided load
7601 support not dependent on gather support.
7602 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
7603 when doing strided or gather loads.
7604 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
7605 integer_zerop to compare stride with zero.
7607 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
7609 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
7611 2012-05-11 Jan Hubicka <jh@suse.cz>
7614 * varpool.c (varpool_assemble_decl): Also output constat pool entries
7615 that output_constant_pool missed.
7617 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
7619 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
7620 MULTILIB_EXTRA_OPTS.
7622 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
7625 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
7627 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
7629 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
7630 optimization for TARGET_AVX.
7631 (*movti_internal_sse): Ditto.
7632 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
7633 (*movdi_internal): Ditto.
7634 (*movsi_internal): Ditto.
7635 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
7636 (*movdf_internal_rex64): Ditto.
7637 (*movfd_internal): Ditto.
7638 (*movsf_internal): Ditto.
7639 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
7641 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
7643 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
7644 reference as size attribute.
7646 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
7647 Tristan Gingold <gingold@adacore.com>
7649 * doc/md.texi (Standard Names): Document probe_stack_address.
7650 * explow.c (emit_stack_probe): Handle probe_stack_address.
7651 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
7652 (UNSPECV_PROBE_STACK_RANGE): Likewise.
7653 (probe_stack_address): New insn.
7654 (probe_stack_range): Likewise.
7655 * config/ia64/ia64.c: Include common/common-target.h.
7656 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
7657 checking is enabled.
7658 (ia64_emit_probe_stack_range): New function.
7659 (output_probe_stack_range): Likewise.
7660 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
7661 builtin stack checking is enabled.
7662 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
7663 and UNSPECV_PROBE_STACK_ADDRESS.
7664 (unknown_for_bundling_p): New predicate.
7665 (group_barrier_needed): Use important_for_bundling_p.
7666 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
7667 (issue_nops_and_insn): Likewise.
7668 (bundling): Likewise.
7669 (final_emit_insn_group_barriers): Likewise.
7670 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
7671 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
7672 (STACK_CHECK_PROTECT): Likewise.
7673 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
7675 2012-05-10 Jan Hubicka <jh@suse.cz>
7677 * ipa-inline.c (update_all_callee_keys): Remove.
7678 (inline_small_functions): Simplify priority updating.
7680 2012-05-10 Jan Hubicka <jh@suse.cz>
7682 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
7684 2012-05-10 Jan Hubicka <jh@suse.cz>
7686 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
7687 (symtab_remove_unreachable_nodes): ... this one.
7688 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
7689 * cgraphunit.c (ipa_passes): Update.
7690 * cgraphclones.c (cgraph_materialize_all_clones): Update.
7691 * cgraph.c (cgraph_release_function_body): Only turn initial
7692 into error mark when initial was previously set.
7693 * ipa-inline.c (ipa_inline): Update.
7694 * ipa.c: Include ipa-inline.h
7695 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
7696 (enqueue_node): New function.
7697 (process_references): Update.
7698 (symtab_remove_unreachable_nodes): Cleanup.
7699 * passes.c (execute_todo, execute_one_pass): Update.
7701 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
7703 PR rtl-optimization/53125
7704 * ira.c (ira): Call find_moveable_pseudos and
7705 move_unallocated_pseudos if only ira_conflicts_p is true.
7707 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
7709 * config/i386/i386.md (*movoi_internal_avx): Handle
7710 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
7711 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
7712 (*movti_internal_sse): Ditto.
7713 (*movtf_internal): Ditto.
7714 * config/i386/sse.md (ssePSmode): New mode attribute.
7715 (*move<mode>_internal): Use ssePSmode.
7716 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
7717 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
7718 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
7719 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
7721 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
7723 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
7724 DECL_ORIGINAL_TYPE if it is present.
7726 2012-05-10 Nick Clifton <nickc@redhat.com>
7729 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
7730 a "0" constraint to being a (match_dup 0).
7732 2012-05-10 Richard Guenther <rguenther@suse.de>
7734 * stor-layout.c (byte_from_pos): Amend comment.
7736 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7738 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
7739 Document requirement to call in constructors.
7741 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
7743 2012-05-10 Richard Guenther <rguenther@suse.de>
7745 * tree.h (TYPE_IS_SIZETYPE): Remove.
7746 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
7747 (extract_muldiv_1): Likewise.
7748 * gimple.c (gtc_visit): Likewise.
7749 (gimple_types_compatible_p): Likewise.
7750 (iterative_hash_canonical_type): Likewise.
7751 (gimple_canonical_types_compatible_p): Likewise.
7752 * gimplify.c (gimplify_one_sizepos): Likewise.
7753 * print-tree.c (print_node): Likewise.
7754 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
7756 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
7759 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
7760 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
7761 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
7762 instead of xop_mulv2div2di3_low.
7763 (xop_p<macs>dql): Fix vec_select selector.
7764 (xop_p<macs>dqh): Ditto.
7765 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
7766 (xop_mulv2div2di3_high): Ditto.
7768 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
7771 * diagnostic.h (diagnostic_context): Add last_location.
7772 * diagnostic.c (diagnostic_initialize): Initialize it.
7773 (diagnostic_show_locus): Use it.
7775 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
7777 * doc/extend.texi (Function Attributes): Point xref to section
7780 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
7782 * config/i386/i386.c (*movdf_internal_rex64): Remove
7783 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
7784 Calculate "mode" attribute according to
7785 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
7786 (*movdf_internal): Ditto.
7788 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
7791 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
7792 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
7793 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
7794 or when optimizing for size.
7795 * config/i386/sse.md (*mov<mode>_internal): Remove
7796 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
7797 Calculate "mode" attribute according to optimize_function_for_size_p
7798 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
7799 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
7800 depending on the mode of the instruction. Calculate "mode" attribute
7801 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
7802 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
7803 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
7805 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
7808 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
7809 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
7810 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
7811 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
7812 (expand_prologue): Move initialization of cfun->machine->is_naked,
7813 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
7814 (avr_set_current_function): ...this new static function.
7815 (TARGET_SET_CURRENT_FUNCTION): New define.
7816 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
7817 checking attributes of current_function_decl.
7818 (avr_regs_to_save): Ditto.
7819 (signal_function_p): Rename to avr_signal_function_p.
7820 (interrupt_function_p): Rename to avr_interrupt_function_p.
7822 * doc/extend.texi (Function Attributes): Better explanation of
7823 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
7826 2012-05-09 Michael Matz <matz@suse.de>
7828 PR tree-optimization/53185
7829 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
7830 peeling when we see strided loads.
7832 2012-05-09 Matthias Klose <doko@ubuntu.com>
7834 * gcc-ar.c (main): Don't check for execute bits for the plugin.
7836 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7838 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
7839 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
7840 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
7841 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
7842 (USE_LOAD_POST_INCREMENT): Define.
7843 (USE_LOAD_PRE_INCREMENT): Define.
7844 (USE_LOAD_POST_DECREMENT): Define.
7845 (USE_LOAD_PRE_DECREMENT): Define.
7846 (USE_STORE_PRE_DECREMENT): Define.
7847 (USE_STORE_PRE_INCREMENT): Define.
7848 (USE_STORE_POST_DECREMENT): Define.
7849 (USE_STORE_POST_INCREMENT): Define.
7850 (arm_auto_incmodes): Add enumeration.
7851 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
7852 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
7854 2012-05-09 Jakub Jelinek <jakub@redhat.com>
7856 PR tree-optimization/53226
7857 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
7858 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
7859 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
7860 doesn't need to be revisited, look for earliest stmt with
7861 !gimple_plf (stmt, GF_PLF_1) if something changed.
7863 2012-05-09 Terry Guo <terry.guo@arm.com>
7865 * genmultilib: Update copyright dates.
7866 * doc/fragments.texi: Ditto.
7868 2012-05-09 Terry Guo <terry.guo@arm.com>
7870 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
7871 * genmultilib (MULTILIB_REQUIRED): New.
7872 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
7874 2012-05-09 Richard Guenther <rguenther@suse.de>
7876 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
7877 (vect_do_peeling_for_loop_bound): Likewise.
7878 (vect_do_peeling_for_alignment): Likewise.
7879 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
7880 (vect_do_peeling_for_loop_bound): Get check_profitability and
7881 threshold as parameters.
7882 (vect_do_peeling_for_alignment): Likewise.
7883 (vect_loop_versioning): Likewise.
7884 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
7885 and threshold here. Control where to put the check here.
7887 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
7890 * dwarf2out.h (get_address_mode): Move declaration to...
7892 * dwarf2out.c (get_address_mode): Move definition to...
7893 * rtlanal.c: ...here.
7894 * var-tracking.c (get_address_mode): Delete.
7895 * combine.c (find_split_point): Use get_address_mode instead of
7896 targetm.addr_space.address_mode.
7897 * cselib.c (cselib_record_sets): Likewise.
7898 * dse.c (canon_address, record_store): Likewise.
7899 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
7900 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
7901 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
7902 (expand_expr_real_1): Likewise.
7903 * ifcvt.c (noce_try_cmove_arith): Likewise.
7904 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
7905 * reload.c (find_reloads): Likewise.
7906 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
7907 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
7909 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
7911 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
7912 information from the instruction produced.
7914 2012-05-09 Richard Guenther <rguenther@suse.de>
7916 * stor-layout.c (bit_from_pos): Document.
7917 (byte_from_pos): Likewise. Optimize.
7918 (pos_from_bit): Likewise.
7919 (normalize_offset): Use pos_from_bit instead of replicating it.
7921 2012-05-09 Alan Modra <amodra@gmail.com>
7924 * config/rs6000/rs6000.c (gen_frame_set): New function.
7925 (gen_frame_load, gen_frame_store): New functions.
7926 (rs6000_savres_rtx): Use the above.
7927 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
7928 Correct mode used for CR2 in save/restore_world patterns.
7929 Don't emit instructions for eh_return frame unwind reg info.
7931 2012-05-08 Jan Hubicka <jh@suse.cz>
7933 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
7935 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
7937 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
7939 (compile_file): Do not output variables.
7940 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
7942 * langhooks.c: Include timevar.h
7943 (write_global_declarations): Finalize compilation unit after wrapup;
7944 set timevars correctly.
7945 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
7946 not to be added to varpool.
7947 * varpool.c (varpool_assemble_decl): Sanity check that we are called
7948 only on cases where it makes sense; skip constant pool and value expr
7951 2012-05-08 David S. Miller <davem@davemloft.net>
7953 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
7954 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
7955 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
7957 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
7959 PR rtl-optimization/53278
7960 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
7961 speed_p code from earlier patch.
7963 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7966 * config/sh/sh.md (*branch_true, *branch_false): New insns.
7968 2012-05-08 Teresa Johnson <tejohnson@google.com>
7970 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
7971 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
7973 2012-05-08 Jan Hubicka <jh@suse.cz>
7975 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
7976 (cgraph_create_node_1): Rename to ...
7977 (cgraph_create_empty_node): ... this one; export.
7978 (cgraph_create_node): Update.
7979 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
7980 (cgraph_create_edge_including_clones): Likewise.
7981 (cgraph_find_replacement_node): Likewise.
7982 (cgraph_clone_edge): Likewise.
7983 (cgraph_clone_node): Likewise.
7984 (clone_function_name): Likewise.
7985 (cgraph_create_virtual_clone): Likewise.
7986 (cgraph_remove_node_and_inline_clones): Likewise.
7987 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
7988 * cgraph.h: Reorder declarations so they match file of origin.
7989 (cgraph_create_empty_node): Declare.
7990 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
7991 (cgraph_copy_node_for_versioning): Likewise.
7992 (cgraph_function_versioning): Likewise.
7993 (cgraph_materialize_clone): Likewise.
7994 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
7995 (cgraph_materialize_all_clones): Likewise.
7996 * cgraphclones.c: New file.
7997 * Makefile.in: Update for cgraphclones.
7999 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
8002 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
8003 (ix86_rtx_costs): Handle SET.
8005 2012-05-08 Michael Matz <matz@suse.de>
8007 * basic-block.h (struct rtl_bb_info): Remove visited member and
8008 move head_ member to ...
8009 (struct basic_block_def.basic_block_il_dependent): ... the new
8010 member x, replacing but containing old member rtl.
8011 (enum bb_flags): New BB_VISITED flag.
8012 (BB_HEADER, BB_FOOTER): New macros.
8014 * jump.c (mark_all_labels): Adjust.
8015 * cfgcleanup.c (try_optimize_cfg): Adjust.
8016 * cfglayout.c (record_effective_endpoints): Adjust.
8017 (relink_block_chain): Ditto (and don't fiddle with visited).
8018 (fixup_reorder_chain): Adjust.
8019 (fixup_fallthru_exit_predecessor): Ditto.
8020 (cfg_layout_duplicate_bb): Ditto.
8021 * combine.c (update_cfg_for_uncondjump): Adjust.
8022 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
8023 (bb_visited_trace): New accessor.
8024 (mark_bb_visited): Move in front.
8025 (rotate_loop): Use bb_visited_trace.
8026 (find_traces_1_round): Ditto.
8027 (emit_barrier_after): Ditto.
8028 (copy_bb): Ditto, and initialize visited on resize.
8029 (reorder_basic_blocks): Initize visited member.
8030 (duplicate_computed_gotos): Clear bb flags at start, use
8033 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
8034 (rtl_verify_flow_info_1): Ditto.
8035 (cfg_layout_split_block): Ditto.
8036 (cfg_layout_delete_block): Ditto.
8037 (cfg_layout_merge_blocks): Ditto.
8038 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
8040 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
8043 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
8044 when a constant source operand matches an "I" constraint, the "no
8045 CC0 change" applies to a register-destination only, not a
8046 strict_low_part-destination.
8048 2012-05-08 Richard Guenther <rguenther@suse.de>
8050 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
8051 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
8053 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
8055 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
8057 * doc/avr-mmcu.texi: New auto-generated file.
8058 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
8059 to document all valid -mmcu= arguments.
8061 * config/avr/avr.h (arch_info_s): New struct definition.
8062 * config/avr/avr-devices.c (avr_texinfo): New variable.
8063 * config/avr/gen-avr-mmcu-texi.c: New file.
8064 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
8066 2012-05-08 Dehao Chen <dehao@google.com>
8068 * predict.c (find_qualified_ssa_name): New.
8069 (find_ssa_name_in_expr): New.
8070 (find_ssa_name_in_assign_stmt): New.
8071 (is_comparison_with_loop_invariant_p): New.
8072 (is_bound_expr_similar): New.
8073 (predict_iv_comparison): New.
8074 (predict_loops): Add heuristic for loop-nested branches that compare an
8075 induction variable to a loop bound variable.
8076 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
8078 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
8080 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
8081 TARGET_BDVER2 defines where appropriate.
8083 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
8085 * configure.ac (PLUGIN_LD): Rename into...
8086 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
8087 * config.in: Regenerate.
8088 * configure: Likewise.
8089 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
8091 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
8093 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
8094 computation using the precision of the index type.
8095 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
8096 (fold_array_ctor_reference): Do index computations in the index type.
8098 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
8100 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
8101 down to plus_constant.
8102 (expand_epilogue): Ditto.
8104 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
8106 * postreload.c (reload_cse_regs): Make static.
8107 * reload.h (reload_cse_regs): Remove prototype.
8109 2012-05-07 Richard Henderson <rth@redhat.com>
8111 * config/alpha/alpha.md (clear_cache): New pattern.
8113 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
8116 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
8117 is folded to a type boundary value, verify that the resulting case
8118 label is still a care range.
8120 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
8122 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
8123 only for TARGET_GENERIC, when not optimizing for size.
8124 (*ffs<mode>_1): Ditto.
8126 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
8128 * tree-cfg.c (verify_gimple_switch): Tighten checks.
8130 2012-05-07 Jakub Jelinek <jakub@redhat.com>
8132 PR tree-optimization/53239
8133 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
8134 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
8136 2012-05-07 Richard Guenther <rguenther@suse.de>
8138 PR tree-optimization/53195
8139 * tree-inline.c (setup_one_parameter): Properly add referenced
8140 vars from the parameters new known value.
8142 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
8144 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
8145 (sched_branch_type): Remove.
8146 (m68k_sched_md_init_global): Don't allocate it.
8147 (m68k_sched_md_finish_global): Don't free it.
8148 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
8149 * config/m68k/m68k.md: Set the type of insns using
8150 m68k_sched_branch_type to bcc directly.
8152 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8154 * config/sol2.c (solaris_override_options): New function.
8155 * config/sol2-protos.h (solaris_override_options): Declare.
8156 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
8158 2012-05-07 Richard Guenther <rguenther@suse.de>
8160 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
8161 whether we failed to compute data dependences.
8162 (loop_prefetch_arrays): Fail if we failed.
8164 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
8165 Paolo Bonzini <bonzini@gnu.org>
8167 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
8168 Emit bsf when optimizing for size.
8169 (*ffs<mode>_1): Ditto.
8171 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
8174 * config/sh/sh.c (sh_rtx_costs): Handle SET.
8176 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
8179 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
8180 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
8181 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
8183 (*bswapdi2_doubleword): New insn pattern.
8184 (*bswap<mode>2): Rename from *bswap<mode>2_1.
8186 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
8188 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
8189 (mips_set_reg_reg_cost): Likewise.
8190 (mips_rtx_costs): Handle SET.
8192 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
8194 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
8195 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
8196 to compute the cost of moves. Set the mode of the target register.
8198 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
8200 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
8201 plus_constant function.
8202 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
8203 that the mode is sensible.
8204 (use_anchored_address, round_push, allocate_dynamic_stack_space)
8205 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
8208 * alias.c (canon_rtx): Likewise.
8209 (init_alias_analysis): Likewise.
8210 * builtins.c (expand_builtin_return_addr)
8211 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
8212 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
8213 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
8214 (expand_builtin_stpcpy): Likewise.
8215 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
8216 (compute_argument_addresses, internal_arg_pointer_based_exp)
8217 (expand_call, emit_library_call_value_1): Likewise.
8218 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
8219 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
8220 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
8221 * cse.c (insert_const_anchor, find_reg_offset_for_const)
8222 (use_related_value, fold_rtx): Likewise.
8223 * cselib.c (cselib_subst_to_values): Likewise.
8224 * dse.c (record_store, check_mem_read_rtx): Likewise.
8225 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
8226 * emit-rtl.c (adjust_address_1): Likewise.
8227 * except.c (sjlj_emit_function_enter)
8228 (expand_builtin_extract_return_addr)
8229 (expand_builtin_frob_return_addr): Likewise.
8230 * expmed.c (expand_divmod): Likewise.
8231 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
8232 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
8233 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
8234 * function.c (assign_stack_local_1)
8235 (instantiate_virtual_regs_in_rtx): Likewise.
8236 * optabs.c (prepare_cmp_insn): Likewise.
8237 * recog.c (offsettable_address_addr_space_p): Likewise.
8238 * reload.c (find_reloads_address, form_sum)
8239 (find_reloads_subreg_address): Likewise.
8240 * reload1.c (init_reload, eliminate_regs_1)
8241 (eliminate_regs_in_insn): Likewise.
8242 * simplify-rtx.c (simplify_unary_operation_1)
8243 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
8244 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
8245 (vt_add_function_parameter): Likewise.
8247 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
8248 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
8249 * config/alpha/alpha.c (alpha_legitimize_address_1)
8250 (get_unaligned_address, alpha_expand_unaligned_load)
8251 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
8252 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
8253 (alpha_expand_builtin_establish_vms_condition_handler)
8254 (alpha_setup_incoming_varargs, emit_frame_store_1)
8255 (alpha_expand_prologue, alpha_expand_epilogue)
8256 (alpha_use_linkage): Likewise.
8257 * config/alpha/alpha.md: Likewise.
8259 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
8260 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
8261 (thumb_legitimize_address, arm_gen_load_multiple_1)
8262 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
8263 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
8264 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
8265 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
8266 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
8267 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
8268 (thumb_expand_movmemqi, arm_set_return_address)
8269 (thumb_set_return_address): Likewise.
8270 * config/arm/arm.md: Likewise.
8272 * config/avr/avr.c (avr_incoming_return_addr_rtx)
8273 (avr_prologue_setup_frame, expand_epilogue)
8274 (avr_const_address_lo16): Likewise.
8276 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
8277 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
8278 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
8279 (bfin_output_mi_thunk): Likewise.
8281 * config/c6x/c6x.c (c6x_initialize_trampoline)
8282 (c6x_output_mi_thunk): Likewise.
8284 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
8285 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
8287 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
8288 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
8289 (cris_emit_movem_store, cris_trampoline_init): Likewise.
8290 * config/cris/cris.md: Likewise.
8292 * config/darwin.c (machopic_indirect_data_reference)
8293 (machopic_legitimize_pic_address): Likewise.
8295 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
8296 (epiphany_expand_prologue, epiphany_expand_epilogue)
8297 (epiphany_trampoline_init): Likewise.
8298 * config/epiphany/epiphany.md: Likewise.
8300 * config/fr30/fr30.c (fr30_move_double): Likewise.
8302 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
8303 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
8304 (frv_index_memory, unspec_got_name, frv_find_base_term)
8305 (frv_output_dwarf_dtprel): Likewise.
8307 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
8308 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
8310 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
8311 * config/i386/i386.c (setup_incoming_varargs_64)
8312 (setup_incoming_varargs_ms_64, choose_baseaddr)
8313 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
8314 (ix86_emit_probe_stack_range, ix86_expand_prologue)
8315 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
8316 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
8317 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
8318 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
8319 (x86_output_mi_thunk): Likewise.
8320 * config/i386/i386.md: Likewise.
8322 * config/ia64/ia64.c (ia64_expand_load_address)
8323 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
8324 (do_spill, ia64_trampoline_init): Likewise.
8326 * config/iq2000/iq2000.c (iq2000_va_start)
8327 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
8328 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
8329 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
8331 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
8333 * config/m32c/m32c.c (m32c_return_addr_rtx)
8334 (m32c_expand_insv): Likewise.
8336 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
8337 (m32r_legitimize_pic_address, m32r_print_operand)
8338 (m32r_print_operand_address): Likewise.
8340 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
8341 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
8342 (EH_RETURN_HANDLER_RTX): Likewise.
8343 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
8344 (m68k_expand_epilogue, legitimize_pic_address)
8345 (m68k_output_mi_thunk): Likewise.
8346 * config/m68k/m68k.md: Likewise.
8348 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
8349 (mcore_expand_epilog): Likewise.
8350 * config/mcore/mcore.md: Likewise.
8352 * config/mep/mep.c (mep_allocate_initial_value)
8353 (mep_expand_prologue, mep_expand_epilogue): Likewise.
8355 * config/microblaze/microblaze.c (double_memory_operand)
8356 (microblaze_block_move_loop): Likewise.
8358 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
8359 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
8360 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
8361 (mips_expand_prologue, mips_epilogue_set_cfa)
8362 (mips_expand_epilogue): Likewise.
8363 * config/mips/mips.md: Likewise.
8365 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
8366 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
8368 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
8369 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
8371 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
8372 (EH_RETURN_HANDLER_RTX): Likewise.
8373 * config/moxie/moxie.c (moxie_static_chain): Likewise.
8375 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
8376 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
8377 (pa_return_addr_rtx, hppa_builtin_saveregs)
8378 (pa_trampoline_init): Likewise.
8379 * config/pa/pa.md: Likewise.
8381 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
8383 * config/picochip/picochip.c (picochip_static_chain): Likewise.
8385 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
8386 * config/rs6000/rs6000.c (rs6000_legitimize_address)
8387 (setup_incoming_varargs, print_operand, rs6000_return_addr)
8388 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
8389 (rs6000_emit_epilogue)
8390 (rs6000_machopic_legitimize_pic_address): Likewise.
8392 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
8394 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
8395 (DYNAMIC_CHAIN_ADDRESS): Likewise.
8396 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
8397 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
8398 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
8399 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
8400 (s390_emit_epilogue, s390_function_profiler): Likewise.
8401 * config/s390/s390.md: Likewise.
8403 * config/score/score.c (score_add_offset, score_prologue): Likewise.
8405 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
8406 (sh_output_mi_thunk): Likewise.
8407 * config/sh/sh.md: Likewise.
8409 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
8410 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
8411 * config/sparc/sparc.c (sparc_legitimize_pic_address)
8412 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
8413 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
8414 (emit_and_preserve): Likewise.
8415 * config/sparc/sparc.md: Likewise.
8417 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
8418 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
8419 (spu_setup_incoming_varargs, ea_load_store_inline)
8420 (spu_expand_load): Likewise.
8422 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
8423 (combine_bnp): Likewise.
8425 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
8426 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
8427 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
8429 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
8430 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
8431 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
8433 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
8434 * config/v850/v850.md: Likewise.
8436 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
8437 (EH_RETURN_HANDLER_RTX): Likewise.
8438 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
8439 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
8440 (print_operand_address, vax_trampoline_init): Likewise.
8442 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
8443 (xtensa_function_value_regno_p): Likewise.
8445 2012-05-04 Andrew Pinski <apinski@cavium.com>
8447 * expr.c (get_def_for_expr_class): New function.
8448 (convert_tree_comp_to_rtx): New function.
8449 (expand_cond_expr_using_cmove): New function.
8450 (expand_expr_real_2 <case COND_EXPR>): Call
8451 expand_cond_expr_using_cmove first and return if it succeeds.
8452 Remove the check for HAVE_conditional_move since we should have
8453 already converted it to a conditional move.
8454 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
8455 modes of DImode for 32bits and TImode.
8457 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
8460 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
8461 (print_md_ptr_loc, print_c_condition): Use them.
8462 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
8463 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
8464 attr_file, dfa_file, latency_file): New global variables.
8465 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
8466 write_upcase, write_indent, write_length_unit_log, write_test_expr,
8467 write_attr_get, write_insn_cases, write_eligible_delay,
8468 write_const_num_delay_slots): Accept FILE pointer and toss it around.
8470 (write_header, open_outfile, handle_arg): New funcions.
8471 (make_automaton_attrs): Write prototypes as extern to the output
8473 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
8474 names from the command line. Open the output files and write out
8475 internal functions for DFA functions to dfa_file_name, insn latency
8476 functions to latency_file_name, and everything else to attr_file.
8477 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
8478 (BACKEND): Build libbackend first.
8479 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
8480 (.PRECIOUS): Likewise.
8481 (insn-dfatab.o): New rule.
8482 (insn-latencytab.o): New rule.
8483 (simple_rtl_generated_c): Do not include insn-attrtab.c.
8484 (s-attrtab): New rule.
8486 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
8488 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
8489 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
8490 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
8491 * reorg.c (get_jump_flags): Do not set the removed flags.
8493 * doc/md.texi (attr_flag): Update for abovementioned changes.
8495 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
8498 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
8499 (TARGET_CMOV): Rename from TARGET_CMOVE.
8500 (TARGET_CMOVE): New define.
8501 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
8502 Do not set TARGET_CMOVE here.
8504 2012-05-04 Dodji Seketeli <dodji@redhat.com>
8506 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
8507 * opts.c (finish_options): Activate -Wunused-local-typedefs if
8508 -Wunused is activated.
8509 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
8511 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8513 * config/s390/s390.md (*movmem_short, *clrmem_short)
8514 (*cmpmem_short): Move the mode check from the insn condition to
8517 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
8519 PR tree-optimization/52633
8520 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
8521 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
8522 (vect_recog_over_widening_pattern): Remove handling of code that was
8523 already detected as over-widening pattern. Remove special handling
8524 of "unsigned" cases. Instead, support general case of conversion
8525 of the shift result to another type.
8527 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
8529 * tree-vect-patterns.c (vect_single_imm_use): New function.
8530 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
8531 (vect_recog_over_widening_pattern): Likewise.
8532 (vect_recog_widen_shift_pattern): Likewise.
8534 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
8536 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
8537 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
8538 (vect_recog_widen_mult_pattern): Likewise.
8539 (vect_operation_fits_smaller_type): Likewise.
8540 (vect_recog_over_widening_pattern): Likewise.
8541 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
8543 2012-05-04 Richard Guenther <rguenther@suse.de>
8546 * lto-wrapper.c (merge_and_complain): Complain about mismatches
8547 of -freg-struct-return and -fpcc-struct-return.
8548 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
8549 from the input file options and ignore those from the link
8552 2012-05-04 Richard Guenther <rguenther@suse.de>
8554 PR tree-optimization/53168
8555 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
8556 memory reads when the result is a constant we can pun.
8558 2012-05-04 Richard Guenther <rguenther@suse.de>
8560 * common.opt (flto-report): Do not mark as Optimization.
8562 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
8565 * recog.c (constrain_operands): If extra constraints are present, also
8566 accept pseudo-registers with equivalent memory locations during reload.
8568 2012-05-04 Olivier Hainque <hainque@adacore.com>
8570 * collect2.c (may_unlink_output_file): New global.
8571 (maybe_unlink): Honor it.
8572 * collect2.h: Add extern for it.
8573 * tlink.c (do_tlink): Set it to true if the link succeeded.
8575 2012-05-04 Olivier Hainque <hainque@adacore.com>
8577 * gcc.c (eval_spec_function): Finalize/restore the current string
8578 obstack state as part of the context push/pop operations.
8580 2012-05-04 Bin Cheng <bin.cheng@arm.com>
8582 PR rtl-optimization/52804
8583 * reload1.c (reload_reg_reaches_end_p): Check whether successor
8584 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
8585 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
8586 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
8587 RELOAD_FOR_OUTADDR_ADDRESS.
8589 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
8592 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
8593 for macro expansion.
8595 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
8597 * flags.h (flag_permissive): Do not declare.
8598 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
8600 * toplev.c (flag_permissive): Do not define.
8601 * c-tree.h (system_header_p): Delete unused.
8603 2012-05-03 David S. Miller <davem@davemloft.net>
8606 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
8607 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
8608 (sparc_emit_float_lib_cmp): Likewise.
8610 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8613 * config/rs6000/rs6000.md (bswapdi splitters): If
8614 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
8615 default) is used, generate an alternate sequence that does not
8616 depend on using indexed addressing.
8618 2012-05-03 Jason Merrill <jason@redhat.com>
8620 * gengtype.c (write_types): Fix warning message.
8621 (write_local): Likewise.
8623 2012-05-02 Jason Merrill <jason@redhat.com>
8625 * dwarf2out.c (struct external_ref, build_local_stub): New.
8626 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
8627 (optimize_external_refs, optimize_external_refs_1): New.
8628 (change_AT_die_ref): New.
8629 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
8630 (build_abbrev_table): Take the external refs hashtable.
8631 (output_comp_unit): Get it from optimize_external_refs and pass it in.
8633 2012-05-03 Jan Hubicka <jh@suse.cz>
8636 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
8638 2012-05-03 Jan Hubicka <jh@suse.cz>
8641 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
8643 2012-05-03 Jason Merrill <jason@redhat.com>
8645 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
8646 use_debug_types to discriminate the die_id union.
8647 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
8648 (build_abbrev_table, output_die): Likewise.
8649 (prune_unused_types_walk_attribs): Likewise.
8650 (generate_type_signature, copy_declaration_context): Set it.
8651 (remove_child_or_replace_with_skeleton): Set it.
8652 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
8653 check use_debug_types.
8654 (dwarf2out_finish): Do break_out_includes after .debug_types.
8656 2012-05-03 Jason Merrill <jason@redhat.com>
8658 * dwarf2out.c (modified_type_die): Use scope_die_for.
8659 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
8660 (uses_local_type_r, uses_local_type): New.
8661 (scope_die_for): Keep a type that uses a local type in local scope.
8662 Use get_context_die for namespace and type scope.
8664 2012-05-03 Jason Merrill <jason@redhat.com>
8666 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
8668 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
8669 (dwarf2out_finish): Likewise.
8671 2012-05-03 Martin Jambor <mjambor@suse.cz>
8673 * builtins.c (get_object_alignment_1): Return whether we can determine
8674 the alignment or conservatively assume byte alignment. Return the
8675 alignment by reference. Use get_pointer_alignment_1 for dereference
8677 (get_pointer_alignment_1): Return whether we can determine the
8678 alignment or conservatively assume byte alignment. Return the
8679 alignment by reference. Use get_ptr_info_alignment to get SSA name
8681 (get_object_alignment): Update call to get_object_alignment_1.
8682 (get_object_or_type_alignment): Likewise, fall back to type alignment
8683 only when it returned false.
8684 (get_pointer_alignment): Update call to get_pointer_alignment_1.
8685 * fold-const.c (get_pointer_modulus_and_residue): Update call to
8686 get_object_alignment_1.
8687 * ipa-prop.c (ipa_modify_call_arguments): Update call to
8688 get_pointer_alignment_1.
8689 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
8690 of MEM_REF or TARGET_MEM_REF only when it returns false.
8691 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
8692 get_object_alignment_1.
8693 (ccp_finalize): Use set_ptr_info_alignment.
8694 * tree.h (get_object_alignment_1): Update declaration.
8695 (get_pointer_alignment_1): Likewise.
8696 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
8697 (dump_gimple_stmt): Likewise.
8698 * tree-flow.h (ptr_info_def): Updated comments of fields align and
8700 (get_ptr_info_alignment): Declared.
8701 (mark_ptr_info_alignment_unknown): Likewise.
8702 (set_ptr_info_alignment): Likewise.
8703 (adjust_ptr_info_misalignment): Likewise.
8704 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
8705 and set alignment of SSA names.
8706 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
8707 mark_ptr_info_alignment_unknown.
8708 * tree-ssanames.c (get_ptr_info_alignment): New function.
8709 (mark_ptr_info_alignment_unknown): Likewise.
8710 (set_ptr_info_alignment): Likewise.
8711 (adjust_ptr_info_misalignment): Likewise.
8712 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
8713 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
8715 (bump_vector_ptr): Likewise.
8716 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
8717 (vectorizable_store): Likewise.
8718 (vectorizable_load): Likewise.
8720 2012-05-03 Michael Matz <matz@suse.de>
8722 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
8723 in front of basic_block_def.
8724 (struct basic_block_def): Make il.gimple the full struct, not a
8726 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
8728 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
8729 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
8730 NULL il.gimple, which can't happen anymore.
8731 * gimple.h (bb_seq): il.gimple can't be NULL.
8732 (bb_seq_add): Ditto.
8733 (set_bb_seq): Adjust.
8734 (gsi_start_bb, gsi_last_bb): Tidy.
8735 * lto-streamer-in.c (make_new_block): Don't zero members that
8736 are zeroed already, don't allocate a gimple_bb_info.
8737 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
8738 (remove_bb): Clear all il.gimple members.
8739 (gimple_verify_flow_info): Adjust for flat il.gimple.
8740 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
8742 * coretypes.h (const_gimple_seq): Remove typedef.
8743 * gimple.h (gimple_seq_first): Take gimple_seq.
8744 (gimple_seq_first_stmt): Ditto.
8745 (gimple_seq_last): Ditto.
8746 (gimple_seq_last_stmt): Ditto.
8747 (gimple_seq_empty_p): Ditto.
8749 2012-05-03 Richard Guenther <rguenther@suse.de>
8751 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
8753 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
8754 (compute_avail): Do not add possibly trapping operations to
8755 EXP_GEN if they might not be executed in the block.
8757 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
8759 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
8761 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
8763 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
8764 information as early as possible. Update dominance info instead of
8767 2012-05-03 Richard Guenther <rguenther@suse.de>
8769 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
8770 (union_contains_value): Remove.
8771 (vro_valid_in_sets): Likewise.
8772 (op_valid_in_sets): New function.
8773 (valid_in_sets): Use op_valid_in_sets.
8774 (insert_into_preds_of_block): Move dumping ...
8775 (do_regular_insertion): ... here.
8776 (do_partial_partial_insertion): ... and here. Dump that
8777 we've found a partial partial redundancy.
8778 (insert): Dump the current insert iteration.
8780 2012-05-03 Jakub Jelinek <jakub@redhat.com>
8783 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
8784 append program name to it and pass that as first argument
8785 to make_relative_prefix. Always pass standard_libexec_prefix
8786 as last argument to make_relative_prefix. If
8787 make_relative_prefix returns NULL, fall back to
8788 standard_libexec_prefix.
8791 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
8795 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
8796 mode, return that mode.
8799 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
8800 define __ATOMIC_HLE_* macros here.
8801 (ix86_target_macros): But here, using cpp_define_formatted.
8803 2012-05-03 Richard Guenther <rguenther@suse.de>
8805 PR tree-optimization/53144
8806 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
8808 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
8809 with SSA name values.
8810 (vn_reference_lookup_3): Adjust callers.
8812 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
8814 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
8815 has_fma4 for AMD processors with both fma3 and fma4 support.
8817 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
8820 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
8823 2012-05-03 Michael Matz <matz@suse.de>
8826 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
8827 (dse_enter_block): Properly iterate the whole sequence even
8828 if the last statement was removed.
8830 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
8832 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
8833 unset flag_jump_tables.
8834 * stmt.c (expand_case): Remove special flag_pic case conditional
8835 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
8837 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
8839 * common/config/s390/s390-common.c (s390_option_optimization_table):
8840 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
8841 default when optimizing.
8843 2012-05-02 Martin Jambor <mjambor@suse.cz>
8846 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
8847 of a variable when the contect is a function.
8849 2012-05-02 Michael Matz <matz@suse.de>
8851 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
8852 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
8853 (const_gimple_seq_node): Remove.
8854 (gimple_seq_node): Typedef as gimple.
8855 (struct gimple_statement_base): Add next and prev members,
8856 adjust all WORD markers in using structs.
8857 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
8858 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
8859 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
8860 gimple are the same.
8861 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
8863 (gimple_init_singleton): New function.
8864 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
8865 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
8867 (gsi_stmt_ptr): Remove.
8868 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
8870 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
8871 again, adjust for above changes.
8872 (update_call_edge_frequencies): Adjust for above changes.
8873 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
8874 (gsi_insert_seq_nodes_after): Ditto.
8875 (gsi_split_seq_after): Ditto.
8876 (gsi_set_stmt): Ditto.
8877 (gsi_split_seq_before): Ditto.
8878 (gsi_remove): Ditto.
8879 (gsi_insert_seq_before_without_update): Don't free sequence.
8880 (gsi_insert_seq_after_without_update): Ditto.
8881 (gsi_replace): Assert some more invariants.
8882 (gsi_insert_before_without_update, gsi_insert_after_without_update):
8884 (gsi_for_stmt): Don't search for stmt.
8885 (gsi_insert_on_edge_immediate): Tidy.
8887 * gimple.c (gimple_alloc_k): Remove "sequences".
8888 (gimple_seq_cache): Remove.
8889 (gimple_alloc_stat): Make stmt a singleton sequence.
8890 (gimple_seq_alloc, gimple_seq_free): Remove.
8891 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
8892 (gimple_copy): Ditto.
8893 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
8894 create iterator from correct sequence.
8895 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
8897 2012-05-02 Michael Matz <matz@suse.de>
8899 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
8901 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
8902 sequence, lazily allocate it.
8903 (bb_seq_addr): New function.
8904 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
8905 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
8906 (gsi_none): New function.
8907 (gsi_start_bb): Adjust.
8908 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
8909 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
8910 (gsi_last_bb): Adjust.
8912 * tree-flow-inline.h (phi_nodes_ptr): New function.
8914 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
8915 datastructure and interface change.
8916 (gsi_insert_seq_before_without_update): Ditto.
8917 (gsi_insert_seq_nodes_after): Ditto.
8918 (gsi_insert_seq_after_without_update): Ditto.
8919 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
8920 (gsi_split_seq_before): Ditto.
8921 (gsi_start_phis): Adjust.
8922 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
8923 (vect_transform_loop): Ditto.
8924 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
8925 gimple_seq_copy): Don't use gimple_seq_alloc.
8926 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
8927 (gimplify_seq_add_seq): Ditto.
8928 * lto-streamer-in.c (make_new_block): Ditto.
8929 * tree-cfg.c (create_bb): Ditto.
8930 * tree-sra.c (initialize_parameter_reductions): Ditto.
8932 2012-05-02 Michael Matz <matz@suse.de>
8934 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
8935 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
8936 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
8937 set_bb_seq): Move down to after gimple_statement_d definition.
8939 2012-05-02 Michael Matz <matz@suse.de>
8941 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
8942 gsi_replace_with_seq, instead of inserting itself.
8943 * gimple-iterator.c (gsi_replace_with_seq): New function.
8944 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
8945 iterator instead of statement, advance it.
8946 (ssa_forward_propagate_and_combine): Adjust call to above.
8948 2012-05-02 Michael Matz <matz@suse.de>
8950 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
8952 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
8953 * tree-nested.c (walk_gimple_omp_for): Ditto.
8954 * trans-mem.c (lower_transaction): Ditto.
8955 * tree-eh.c (do_return_redirection): Ditto.
8956 (do_goto_redirection): Ditto.
8957 (lower_try_finally_switch): Ditto.
8958 * gimplify.c (gimplify_stmt): Ditto.
8959 (gimplify_scan_omp_clauses): Ditto.
8960 (gimplify_omp_for): Ditto.
8961 (gimplify_function_tree): Ditto.
8962 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
8963 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
8964 (mf_build_check_statement_for): Ditto.
8965 (mx_register_decls): Ditto.
8966 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
8967 and don't use itertors to append.
8968 (insert_stmts): Ditto.
8969 (insert_out_of_ssa_copy): Ditto.
8970 (insert_out_of_ssa_copy_on_edge): Ditto.
8972 2012-05-02 Michael Matz <matz@suse.de>
8974 * gimple.h (gimple_bind_body_ptr): New function.
8975 (gimple_bind_body): Use it.
8976 (gimple_catch_handler): Use gimple_catch_handler_ptr.
8977 (gimple_eh_filter_failure_ptr): New function.
8978 (gimple_eh_filter_failure): Use it.
8979 (gimple_eh_else_n_body_ptr): New function.
8980 (gimple_eh_else_n_body): Use it.
8981 (gimple_eh_else_e_body_ptr): New function.
8982 (gimple_eh_else_e_body): Use it.
8983 (gimple_try_eval_ptr): New function.
8984 (gimple_try_eval): Use it.
8985 (gimple_try_cleanup_ptr): New function.
8986 (gimple_try_cleanup): Use it.
8987 (gimple_wce_cleanup_ptr): New function.
8988 (gimple_wce_cleanup): Use it.
8989 (gimple_omp_body_ptr): New function.
8990 (gimple_omp_body): Use it.
8991 (gimple_omp_for_pre_body_ptr): New function.
8992 (gimple_omp_for_pre_body): Use it.
8993 (gimple_transaction_body_ptr): New function.
8994 (gimple_transaction_body): Use it.
8995 (gsi_split_seq_before): Adjust to return nothing and take pointer
8997 (gsi_set_stmt): Declare.
8998 (gsi_replace_with_seq): Declare.
8999 (walk_gimple_seq_mod): Declare.
9000 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
9002 * gimple-iterator.c (gsi_set_stmt): New function.
9003 (gsi_split_seq_before): Return new sequence via pointer argument.
9004 (gsi_replace): Use gsi_set_stmt.
9006 * tree-ssa-loop-im.c (move_computations_stmt): First remove
9008 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
9009 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
9011 (reserve_phi_args_for_new_edge): Change call to above,
9014 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
9015 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
9016 iterators. Adjust call to lower_omp.
9017 (lower_lastprivate_clauses): Adjust call to lower_omp.
9018 (lower_reduction_clauses): Ditto.
9019 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
9020 (lower_omp_sections): Don't explicitely count sequence length,
9021 nullify lowered bodies earlier, ensure stmts are part of only
9022 one sequence, adjust call to lower_omp.
9023 (lower_omp_single): Ensure stmts are part of only one sequence,
9024 adjust call to lower_omp.
9025 (lower_omp_master): Ditto.
9026 (lower_omp_ordered): Ditto.
9027 (lower_omp_critical): Ditto.
9028 (lower_omp_for): Ditto.
9029 (lower_omp_taskreg): Ditto, tidy.
9030 (lower_omp_1): Adjust calls to lower_omp.
9031 (execute_lower_omp): Ditto.
9032 (lower_omp): Adjust to take pointer to sequence.
9033 (diagnose_sb_2): Use walk_gimple_seq_mod.
9034 (diagnose_omp_structured_block_errors): Ditto and set possibly
9035 changed function body.
9036 * gimple-low.c (lower_function_body): Set function body after
9038 (lower_sequence): Adjust to take pointer to sequence.
9039 (lower_omp_directive): Ensure stmt isn't put twice into the
9040 sequence, adjust call to lower_sequence.
9041 (lower_stmt): Adjust calls to lower_sequence.
9042 (lower_gimple_bind): Ditto.
9043 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
9044 * tree-nested.c (walk_body): Take pointer to sequence, use
9045 walk_gimple_seq_mod.
9046 (walk_function): Adjust call to walk_body, set possibly changed body.
9047 (walk_gimple_omp_for): Adjust calls to walk_body.
9048 (convert_nonlocal_omp_clauses): Ditto.
9049 (convert_nonlocal_reference_stmt): Ditto.
9050 (convert_local_omp_clauses): Ditto.
9051 (convert_local_reference_stmt): Ditto.
9052 (convert_tramp_reference_stmt): Ditto.
9053 (convert_gimple_call): Ditto.
9054 (convert_nl_goto_reference): Use local iterator copy.
9055 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
9056 but taking pointer to sequence, ensure gsi_start is called with
9058 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
9059 asserting that the sequence head didn't change.
9060 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
9061 walk_gimple_seq_mod.
9062 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
9063 (execute_lower_tm): Ditto, and set possibly changed body.
9064 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
9065 call gsi_start with that lvalue.
9066 (replace_goto_queue_stmt_list): Ditto.
9067 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
9068 (replace_goto_queue): Ditto.
9069 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
9070 (lower_try_finally_onedest): Ditto.
9071 (lower_try_finally_copy): Ditto.
9072 (lower_try_finally_switch): Ditto.
9073 (lower_try_finally): Ditto.
9074 (lower_eh_filter): Ditto.
9075 (lower_eh_must_not_throw): Ditto.
9076 (lower_cleanup): Ditto.
9077 (lower_eh_constructs_2): Ditto.
9078 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
9079 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
9080 set possibly changed body.
9081 (optimize_double_finally): Call gsi_start with lvalue.
9083 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
9084 (gimple_split_block): Ditto.
9085 (gimple_merge_blocks): Use gsi_start_phis.
9086 (move_stmt_r): Use walk_gimple_seq_mod.
9087 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
9088 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
9089 (rebuild_cgraph_edges): Ditto.
9090 (cgraph_rebuild_references): Ditto.
9091 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
9092 * tree-inline.c (copy_phis_for_bb): Ditto.
9093 * tree-ssa-dce.c: Ditto.
9095 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
9097 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
9098 Andi Kleen <ak@linux.intel.com>
9100 * coretypes.h (MEMMODEL_MASK): New.
9101 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
9102 and return new variable.
9103 (expand_builtin_atomic_exchange): Mask memmodel values.
9104 (expand_builtin_atomic_compare_exchange): Ditto.
9105 (expand_builtin_atomic_load): Ditto.
9106 (expand_builtin_atomic_store): Ditto.
9107 (expand_builtin_atomic_clear): Ditto.
9108 * doc/extend.texi: Mention port-dependent memory model flags.
9109 * config/i386/cpuid.h (bit_HLE): New.
9110 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
9112 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
9113 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
9114 (ix86_target_string)<-mhle>: New.
9115 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
9116 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
9117 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
9118 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
9119 enabled for generic, generic64 and core-avx2.
9120 (ix86_print_operand): Generate HLE lock prefixes.
9121 (ix86_memmodel_check): New.
9122 (TARGET_MEMMODEL_CHECK): Ditto.
9123 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
9124 (IX86_HLE_ACQUIRE): Ditto.
9125 (IX86_HLE_RELEASE): Ditto.
9126 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
9127 * config/i386/i386.opt (mhle): Ditto.
9128 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
9129 success model to instruction emitter.
9130 (atomic_fetch_add<mode>): Ditto.
9131 (atomic_exchange<mode>): Ditto.
9132 (atomic_add<mode>): Ditto.
9133 (atomic_sub<mode>): Ditto.
9134 (atomic_<code><mode>): Ditto.
9135 (*atomic_compare_and_swap_doubledi_pic): Ditto.
9136 (atomic_compare_and_swap_single<mode>): Define and use argument
9138 (atomic_compare_and_swap_double<mode>): Ditto.
9139 * configure.ac: Check if assembler support HLE prefixes.
9140 * configure: Regenerate.
9143 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
9146 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
9148 (gimplify_switch_expr): ... here.
9149 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
9150 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
9151 to clean up case labels with values outside the index type range.
9152 (simplify_gimple_switch): Call it if something changed.
9153 Remove strange and unnecessary assert.
9155 2012-05-02 Richard Guenther <rguenther@suse.de>
9157 * fold-const.c (div_if_zero_remainder): sizetypes no longer
9159 (int_const_binop_1): New worker for int_const_binop with
9160 overflowable parameter. Pass it through to force_fit_type_double.
9161 (int_const_binop): Wrap around int_const_binop_1 with overflowable
9163 (size_binop_loc): Call int_const_binop_1 with overflowable equal
9164 to minus one, forcing overflow detection for even unsigned types.
9165 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
9166 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
9167 * stor-layout.c (initialize_sizetypes): sizetypes no longer
9169 (layout_type): For zero-sized arrays ignore overflow on the
9171 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
9172 (bit_value_binop_1): Likewise.
9173 * tree.c (double_int_to_tree): Likewise.
9174 (double_int_fits_to_tree_p): Likewise.
9175 (force_fit_type_double): Likewise.
9176 (host_integerp): Likewise.
9177 (int_fits_type_p): Likewise.
9178 * varasm.c (output_constructor_regular_field): Sign-extend the
9179 field-offset to cater for negative offsets produced by the Ada
9181 * omp-low.c (extract_omp_for_data): Convert the loop step to
9182 signed for pointer adjustments.
9184 2012-05-02 Richard Guenther <rguenther@suse.de>
9186 * tree.c (valid_constant_size_p): New function.
9187 * tree.h (valid_constant_size_p): Declare.
9188 * cfgexpand.c (expand_one_var): Adjust check for too large
9189 variables by using valid_constant_size_p.
9190 * varasm.c (assemble_variable): Likewise.
9192 * c-decl.c (grokdeclarator): Properly check for sizes that
9193 cover more than half of the address-space.
9195 2012-05-02 Jakub Jelinek <jakub@redhat.com>
9197 PR tree-optimization/53163
9198 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
9199 return value from compute_all_dependences.
9201 PR rtl-optimization/53160
9202 * ree.c (combine_reaching_defs): Handle the case where cand->insn
9203 has been modified by ree pass already.
9205 2012-05-01 Ian Lance Taylor <iant@google.com>
9208 * c-decl.c (build_compound_literal): Make the decl readonly if it
9209 an array of a readonly type.
9210 * gimplify.c (gimplify_compound_literal_expr): Add fallback
9211 parameter. Change all callers. If the decl is not addressable
9212 and is not an l-value, make it readonly.
9214 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
9216 * ira.c (allocated_reg_info_size): New static variable.
9217 (expand_reg_info): Manage it. Call
9218 setup_preferred_alternate_classes_for_new_pseudos.
9219 (ira): Don't do it here. Remove local allocated_reg_info_size,
9220 set the global before calling find_moveable_pseudos.
9221 (find_moveable_pseudos): Call expand_reg_info rather than
9224 2012-05-01 Richard Henderson <rth@redhat.com>
9226 * common.opt (fsync-libcalls): New.
9227 * doc/invoke.texi: Document it.
9228 * optabs.c (init_sync_libfuncs): Honor it.
9230 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
9231 Richard Sandiford <r.sandiford@uk.ibm.com>
9233 PR rtl-optimization/52543
9234 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
9236 * lower-subreg.h: New file.
9237 * target-globals.h (this_target_lower_subreg): Declare.
9238 (target_globals): Add lower_subreg;
9239 (restore_target_globals): Restore this_target_lower_subreg.
9240 * target-globals.c: Include it.
9241 (default_target_globals): Add default_target_lower_subreg.
9242 (save_target_globals): Initialize target_lower_subreg.
9243 * rtl.h (init_lower_subreg): Added declaration.
9244 * toplev.c (backend_init_target): Call initializer for lower-subreg
9246 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
9247 (default_target_lower_subreg): New variable.
9248 (this_target_lower_subreg): Likewise.
9249 (twice_word_mode, choices): New macros.
9250 (shift_cost, compute_splitting_shift, compute_costs)
9251 (init_lower_subreg): New functions.
9252 (resolve_simple_move): Add speed_p argument. Check choices.
9253 (find_pseudo_copy): Don't check the mode size here.
9254 (resolve_simple_move): Assert the mode size.
9255 (find_decomposable_shift_zext): Add speed_p argument and return
9256 a bool. Check choices.
9257 (resolve_shift_zext): Add comment.
9258 (dump_shift_choices, dump_choices): New functions.
9259 (decompose_multiword_subregs): Dump list of profitable
9260 transformations. Add code to skip non profitable transformations.
9261 Update calls to simple_move and find_decomposable_shift_zext.
9263 2012-05-01 Ian Bolton <ian.bolton@arm.com>
9264 Sameera Deshpande <sameera.deshpande@arm.com>
9265 Greta Yorsh <greta.yorsh@arm.com>
9267 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
9268 (thumb1_unexpanded_epilogue): ...this.
9269 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
9270 (thumb1_unexpanded_epilogue): ...this.
9271 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
9272 (thumb1_unexpanded_epilogue): ...this.
9274 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
9276 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
9277 comparing enumeration values. Update comments.
9279 2012-05-01 Alan Modra <amodra@gmail.com>
9282 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
9283 load_cr_save, add_crlr_cfa_restore): New functions.
9284 (rs6000_restore_saved_cr): Rename to..
9285 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
9286 (rs6000_emit_epilogue): Use new functions. Adjust condition
9287 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
9288 regs when using out-of-line restore only when shrink wrapping.
9290 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
9293 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
9294 calls to cgraph_node_name in xstrdup.
9295 (ipa_make_edge_direct_to_target): Ditto.
9296 * cgraph.c (dump_cgraph_node): Ditto.
9297 * tree-sra.c (convert_callers_for_node): Ditto.
9298 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
9299 * ipa-cp.c (perhaps_add_new_callers): Ditto.
9300 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
9301 (cgraph_materialize_all_clones): Ditto.
9302 * ipa-inline.c (report_inline_failed_reason): Ditto.
9303 (want_early_inline_function_p): Ditto.
9304 (edge_badness): Ditto.
9305 (update_edge_key): Ditto.
9306 (flatten_function): Ditto.
9307 (ipa_inline): Ditto.
9308 (inline_always_inline_functions): Ditto.
9309 (early_inline_small_functions): Ditto.
9311 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
9314 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
9315 constraints 0 and 1.
9317 012-04-30 Jan Hubicka <jh@suse.cz>
9319 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
9320 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
9321 (cgraph_add_to_same_comdat_group): Remove.
9322 (cgraph_add_asm_node): Move to cgraphunit.c.
9323 (cgraph_make_decl_local): Move to symtab.c
9324 (cgraph_make_node_local_1): Update.
9325 (cgraph_can_remove_if_no_direct_calls_and): Update.
9326 (used_from_object_file_p): Update.
9327 (resolution_used_from_other_file_p): Move to symtab.c
9328 (cgraph_used_from_object_file_p): move to symtab.c
9329 (verify_cgraph_node): Verify same comdat groups.
9330 * cgraph.h (cgraph_asm_node): Rename to ...
9331 (asm_node): ... this one.
9332 (cgraph_asm_nodes): Rename to ...
9333 (asm_nodes): ... this one.
9334 (symtab_add_to_same_comdat_group): New function.
9335 (symtab_dissolve_same_comdat_group_list): New function.
9336 (symtab_used_from_object_file_p): Declare.
9337 (symtab_make_decl_local): Declare.
9338 (cgraph_add_to_same_comdat_group): Remove.
9339 (cgraph_add_asm_node): Remove.
9340 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
9342 (cgraph_finalize_compilation_unit): Rename to ...
9343 (finalize_compilation_unit): ... this one.
9344 (cgraph_optimize): Rename to ....
9345 (compile): ... this one.
9346 (add_asm_node): Declare.
9347 (fixup_same_cpp_alias_visibility): Declare.
9348 (cgraph_make_decl_local): Remove.
9349 (varpool_assemble_pending_decls): Rename to ...
9350 (varpool_output_variables): ... this one.
9351 (varpool_remove_unreferenced_decls): Remove.
9352 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
9353 (preserve_function_body_p): Make static.
9354 * toplev.c (compile_file): Update comments; update.
9355 * cgraphunit.c: Update comments.
9356 (cgraph_expand_all_functions): Rename to ...
9357 (expand_all_functions): ... this one; update.
9358 (cgraph_mark_functions_to_output): Rename to ...
9359 (mark_functions_to_output): ... this one; cleanup.
9360 (cgraph_output_pending_asms): Remove prototype.
9361 (asm_nodes, asm_last_node): New static vars.
9362 (cgraph_process_new_functions): Update.
9363 (cgraph_reset_node): Cleanup; add comment.
9364 (cgraph_add_new_function): Update.
9365 (cgraph_output_pending_asms): Rename to ...
9366 (output_asm_statements): ... this one.
9367 (add_asm_node): New function.
9368 (fixup_same_cpp_alias_visibility): New function based on code
9369 in cgraph_analyze_function.
9370 (cgraph_analyze_function): Use it.
9371 (cgraph_order_sort): Update.
9372 (cgraph_output_in_order): Update.
9373 (cgraph_function_versioning): Update.
9374 (cgraph_optimize): Rename to ...
9375 (compile): ... this one; initialize streamer hooks here.
9376 (cgraph_finalize_compilation_unit): Rename to ...
9377 (finalize_compilation_unit): ... this one; do not initialize streamer
9379 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
9380 * dwarf2out.c: Update ocmment.
9381 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
9382 * method.c (use_thunk): Likewise.
9383 * semantics.c (maybe_add_lambda_conv_op): Likewise.
9384 * decl2.c (maybe_emit_vtables): Likewise.
9385 (cp_write_global_declarations): Use finalize_compilation_unit.
9386 * parser.c (cp_parser_asm_definition): Use add_asm_node.
9387 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
9388 * c-decl.c (c_write_global_declarations): Use
9389 finalize_compilation_unit.
9390 * langhooks.c (write_global_declarations): Update.
9391 * ipa.c (cgraph_externally_visible_p): Update.
9392 (dissolve_same_comdat_group_list): Remove.
9393 (function_and_variable_visibility): Update.
9394 * symtab.c: Inlcude lto-streamer.h and rtl.h
9395 (ld_plugin_symbol_resolution_names): New.
9396 (symtab_add_to_same_comdat_group): New.
9397 (symtab_dissolve_same_comdat_group_list): New.
9398 (resolution_used_from_other_file_p): Move here from cgraph.c
9399 (symtab_used_from_object_file_p): New.
9400 (symtab_make_decl_local): New.
9401 * passes.c (register_pass): Update comments.
9402 * c-parser.c (c_parser_asm_definition): Update.
9403 * varpool.c (varpool_analyze_node): Use
9404 fixup_same_cpp_alias_visibility.
9405 (varpool_remove_unreferenced_decls): Make static.
9406 (varpool_assemble_pending_decls): Rename to ...
9407 (varpool_output_variables): ... this one; call
9408 varpool_remove_unreferenced_decls.
9409 (varpool_used_from_object_file_p): Remove.
9411 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
9414 * c-typeck.c (build_array_ref): Call
9415 convert_vector_to_pointer_for_subscript.
9416 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
9418 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
9420 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
9421 to compile-time "mode == <MODE>mode" checks.
9422 (and splitter): Ditto.
9424 2012-04-30 Richard Henderson <rth@redhat.com>
9426 * config/arm/arm.md (UNSPEC_LL): New.
9427 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
9428 (arm_load_exclusivedi): Use %H0.
9430 2012-04-30 Jason Merrill <jason@redhat.com>
9432 * dwarf2out.c (comdat_symbol_id): Add const.
9433 (union die_symbol_or_type_node): Add const to die_symbol.
9434 (output_die_symbol, output_die, output_comp_unit): Adjust.
9436 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
9438 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
9439 * config/arm/neon.md (negdi2_neon): New insn.
9440 Also add splitters for core and NEON registers.
9442 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
9444 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
9445 (arm_print_operand): Add 'x' format.
9446 * config/arm/constraints.md (Dn): Allow const_int.
9447 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
9448 Use 'x' format to print constants.
9449 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
9450 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
9452 (movdi_vfp_cortexa8): Likewise.
9454 2012-04-30 Ian Bolton <ian.bolton@arm.com>
9455 Sameera Deshpande <sameera.deshpande@arm.com>
9456 Greta Yorsh <greta.yorsh@arm.com>
9458 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
9459 * config/arm/arm.c (ldm_stm_operation_p): New function.
9460 * config/arm/predicates.md (load_multiple_operation): Update predicate.
9461 (store_multiple_operation): Likewise.
9463 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
9464 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
9465 * config/arm/predicates.md (load_multiple_operation): Add arguments.
9466 (store_multiple_operation): Likewise.
9468 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
9470 * config/i386/i386.md (and<mode>3): Expand masking operations with
9471 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
9472 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
9474 2012-04-30 Dodji Seketeli <dodji@redhat.com>
9476 Add -Wvarargs option
9477 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
9478 argument for the various warning_at calls.
9479 * docs/invoke.texi: Update the documentation.
9481 2012-04-30 Dodji Seketeli <dodji@redhat.com>
9483 Switch -ftrack-macro-expansion=2 on by default.
9484 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
9487 Fix va_start related location
9488 * builtins.c (fold_builtin_next_arg): Unwinds to the first
9489 location in real source code.
9491 Make conversion warnings work on NULL with -ftrack-macro-expansion
9492 * input.h (expansion_point_location_if_in_system_header): Declare
9494 * input.c (expansion_point_location_if_in_system_header): Define it.
9496 Fix -Wuninitialized for -ftrack-macro-expansion
9497 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
9498 declaration. Use linemap_location_before_p for source locations.
9500 Strip "<built-in>" loc from displayed expansion context
9501 * input.c (expand_location_1): When expanding to spelling location
9502 in a context of a macro expansion, skip reserved system header
9503 locations. Update comments. * tree-diagnostic.c
9504 (maybe_unwind_expanded_macro_loc): Likewise.
9506 Make expand_location resolve to locus in main source file
9507 * input.c (expand_location_1): New. Takes a parameter to choose
9508 whether to resolve the location to spelling or expansion point.
9509 Was factorized from ...
9510 (expand_location): ... here.
9511 (expand_location_to_spelling_point): New. Implemented in terms of
9513 * diagnostic.c (diagnostic_build_prefix): Use the new
9514 expand_location_to_spelling_point instead of expand_location.
9516 Fix PCH crash on GTYed pointer-to-scalar field of a struct
9517 * gengtype.c (write_types_process_field): Force second argument of
9518 the call to the PCH object hierarchy walker to be 'x'.
9520 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
9522 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
9523 predicate to discriminate types.
9525 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
9527 * doc/invoke.texi (Wmissing-format-attribute): Document as an
9528 alias of Wsuggest-attribute=format.
9529 * c-typeck.c (convert_for_assignment): Replace
9530 Wmissing-format-attribute with Wsuggest-attribute=format.
9531 (digest_init): Likewise.
9533 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
9535 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
9536 * common.opt (Wmissing-noreturn): Alias of
9537 -Wsuggest-attribute=noreturn.
9539 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
9542 * config/cris/cris.md (andqu): New peephole2.
9543 (andu): Tweak head comment.
9545 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9546 Steven Bosscher <steven@gcc.gnu.org>
9547 Maxim Kuvyrkov <maxim@codesourcery.com>
9549 PR tree-optimization/38785
9550 * common.opt (ftree-partial-pre): New option.
9551 * doc/invoke.texi: Document it.
9552 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
9553 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
9555 (execute_pre): Use flag_tree_partial_pre.
9557 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9560 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
9563 2012-04-27 Ollie Wild <aaw@google.com>
9565 * doc/invoke.texi (Wliteral-suffix): Document new option.
9567 2012-04-27 Tom Tromey <tromey@redhat.com>
9569 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
9570 (dwarf_tag_name): Use get_DW_TAG_name.
9571 (dwarf_attr_name): Use get_DW_AT_name.
9572 (dwarf_form_name): Use get_DW_FORM_name.
9573 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
9575 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
9577 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
9578 arguments are -1 and 0, by negating the result of the conditional.
9580 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
9583 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
9585 2012-04-27 Richard Guenther <rguenther@suse.de>
9587 * tree-flow.h (is_hidden_global_store): Remove.
9588 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
9589 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
9590 (stmt_may_clobber_global_p): Likewise.
9591 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
9592 (stmt_may_clobber_global_p): Likewise.
9593 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
9594 stmt_may_clobber_global_p.
9595 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
9597 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
9599 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
9602 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
9603 reorganize some fields and update comments. Rename bit_test_uniq
9604 and bit_test_count to uniq resp. count. Remove bit_test_bb.
9605 (collect_switch_conv_info): New function, collects info about a
9606 GIMPLE_SWITCH into a struct switch_conv_info.
9607 (check_range): Simplify to use pre-recorded info. Fix think-o in
9608 range-branch ratio check.
9609 (check_process_case): Remove function.
9610 (check_all_empty_except_final): New function, verifies that all
9611 non-final basic blocks are empty.
9612 (process_switch): Simplify to use pre-recorded info. Call
9613 collect_switch_conv_info to do that. Assert that degenerate switch
9614 statements have been cleaned up.
9616 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
9619 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
9621 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
9624 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
9626 2012-04-27 Tom de Vries <tom@codesourcery.com>
9628 PR tree-optimization/51879
9629 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
9630 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
9632 (defs_to_varying): ... here. Don't set use_processed.
9633 (visit_reference_op_call): Handle gimple_vdef.
9634 Handle case that lhs is NULL_TREE.
9635 (visit_use): Use mark_use_processed. Handle calls with side-effect
9636 using visit_reference_op_call.
9638 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
9640 * sched-deps.c (fixup_sched_groups): Rename to...
9641 (chain_to_prev_insn): ...this.
9642 (chain_to_prev_insn_p): New function.
9643 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
9645 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
9647 * sched-int.h (_haifa_insn_data): Move priority_status.
9649 (INSN_MODEL_INDEX): New macro.
9650 * haifa-sched.c (insn_delay): New function.
9651 (sched_regno_pressure_class): Update commentary.
9652 (mark_regno_birth_or_death): Pass the liveness bitmap and
9653 pressure array as arguments, instead of using curr_reg_live and
9654 curr_reg_pressure. Only update the pressure if the bit in the
9655 liveness set has changed.
9656 (initiate_reg_pressure_info): Always trust the live-in set for
9657 SCHED_PRESSURE_MODEL.
9658 (initiate_bb_reg_pressure_info): Update call to
9659 mark_regno_birth_or_death.
9660 (dep_list_size): Take the list as argument.
9661 (calculate_reg_deaths): New function, extracted from...
9662 (setup_insn_reg_pressure_info): ...here.
9663 (MODEL_BAR): New macro.
9664 (model_pressure_data, model_insn_info, model_pressure_limit)
9665 (model_pressure_group): New structures.
9666 (model_schedule, model_worklist, model_insns, model_num_insns)
9667 (model_curr_point, model_before_pressure, model_next_priority):
9669 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
9670 (MODEL_INSN_INFO, MODEL_INSN): New macros.
9671 (model_index, model_update_limit_points_in_group): New functions.
9672 (model_update_limit_points, model_last_use_except): Likewise.
9673 (model_start_update_pressure, model_update_pressure): Likewise.
9674 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
9675 (model_excess_cost, model_dump_pressure_points): Likewise.
9676 (model_set_excess_costs): Likewise.
9677 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
9678 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
9679 schedule as an alternative tie-breaker. Update the call to
9681 (ready_sort): Call model_set_excess_costs.
9682 (update_register_pressure): Update call to mark_regno_birth_or_death.
9683 Rely on that function to check liveness rather than doing it here.
9684 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
9685 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
9686 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
9687 (model_record_pressure, model_record_pressures): New functions.
9688 (model_record_final_pressures, model_add_successors_to_worklist)
9689 (model_promote_predecessors, model_choose_insn): Likewise.
9690 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
9691 (model_start_schedule, model_finalize_pressure_group): Likewise.
9692 (model_end_schedule): Likewise.
9693 (schedule_insn): Say when we're scheduling the next instruction
9694 in the model schedule.
9695 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
9696 (queue_to_ready): Do not add instructions that are
9697 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
9698 Always allow the next instruction in the model schedule to be added.
9699 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
9700 and delay for SCHED_PRESSURE_MODEL too.
9701 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
9702 SCHED_PRIORITY_MODEL, but also take the DFA into account.
9703 (schedule_block): Call model_start_schedule and model_end_schedule.
9704 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
9705 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
9706 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
9708 (sched_finish): Update accordingly.
9709 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
9710 to SCHED_PRESSURE_MODEL.
9711 (add_jump_dependencies): Update call to dep_list_size.
9712 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
9713 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
9714 to SCHED_PRESSURE_MODEL.
9715 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
9716 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
9717 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
9718 handling to SCHED_PRESSURE_MODEL.
9720 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
9722 * common.opt (fsched-pressure-algorithm=): New option.
9723 * flag-types.h (sched_pressure_algorithm): New enum.
9724 * sched-int.h (sched_pressure_p): Replace with...
9725 (sched_pressure): ...this new variable.
9726 * haifa-sched.c (sched_pressure_p): Replace with...
9727 (sched_pressure): ...this new variable.
9728 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
9729 (update_reg_and_insn_max_reg_pressure, schedule_insn)
9730 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
9731 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
9732 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
9733 (sched_analyze_insn): Likewise.
9734 * sched-rgn.c (schedule_region): Likewise.
9735 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
9737 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
9739 * PR middle-end/52997
9740 * ira.c (find_moveable_pseudos): Call resize_reg_info.
9743 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
9744 * expr.c (convert_move): Honor unsignedp when extending partial int
9746 * genmodes.c (complete_mode): Don't clear component field of partial
9748 (emit_mode_inner): Don't emit it however.
9749 (calc_wider_mode): Partial int modes widen to their component.
9751 2012-04-26 David S. Miller <davem@davemloft.net>
9753 * config/sparc/niagara4.md: New file.
9754 * config/sparc/sparc.md: Include it.
9755 * config/sparc/sparc.c (niagara4_costs): New processor costs.
9756 (sparc_option_override): Use it.
9757 (sparc_use_sched_lookahead): Return 2 for niagara4.
9758 (sparc_issue_rate): Likewise.
9760 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
9761 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
9762 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
9763 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
9764 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
9765 alignaddrldi_vis): Set type to gsr.
9766 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
9767 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
9768 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
9769 v<vis3_shift_patname><mode>3, fmean16_vis,
9770 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
9771 fucmp<code>8<P:mode>_vis): Set type to fga.
9772 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
9773 * config/sparc/niagara.md: Likewise.
9774 * config/sparc/niagara2.md: Likewise.
9775 * config/sparc/ultra3.md: Likewise, and fix type matching for
9776 us3_ialuX reservation.
9778 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9780 * reload.c (find_reloads): Change the loop nesting when trying an
9781 alternative with swapped operands.
9783 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
9785 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
9786 comment. Delete unused parameter first_exp_point_map.
9787 (virt_loc_aware_diagnostic_finalizer): Update call.
9789 2012-04-26 Michael Hope <michael.hope@linaro.org>
9790 Richard Earnshaw <rearnsha@arm.com>
9792 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
9793 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
9794 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
9795 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
9797 2012-04-25 Sriraman Tallam <tmsriram@google.com>
9799 * doc/extend.texi: Document avx2 support.
9800 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
9802 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
9805 * config/cris/cris.md ("*andhi_lowpart_v32")
9806 ("*andqi_lowpart_v32"): Change first input-only operand from
9807 a (match_operand ...) to (match_dup 0). Drop alternatives with
9808 const_int-matching constraints for redundancy.
9809 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
9810 three-operand alternative.
9812 2012-04-25 Jakub Jelinek <jakub@redhat.com>
9815 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
9816 instead expand it as zero extension.
9818 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
9821 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
9823 2012-04-25 Jakub Jelinek <jakub@redhat.com>
9825 * common.opt (flag_debug_types_section): Default to 0.
9826 (dwarf_version): Default to 4.
9827 (dwarf_record_gcc_switches): Default to 1.
9828 (dwarf_strict): Default to 0.
9829 * toplev.c (process_options): Don't handle dwarf_strict
9830 or dwarf_version here.
9831 * config/vxworks.c (vxworks_override_options): Don't
9832 test whether dwarf_strict or dwarf_version are negative,
9833 instead test !global_options_set.x_dwarf_*.
9834 * config/darwin.c (darwin_override_options): Default to
9836 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
9837 and -fno-debug-types-section are now the default.
9839 2012-04-25 Jan Hubicka <jh@suse.cz>
9841 * cgraphunit.c: Update toplevel comment.
9842 (tree_rest_of_compilation): Merge into cgraph_expand_function.
9843 (cgraph_analyze_function): Make static.
9844 (cgraph_decide_is_function_needed): Make static.
9845 (cgraph_add_new_function): Use expand_function instead of
9846 rest_of_compilation.
9847 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
9848 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
9850 (cgraph_inline_p): Remove.
9851 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
9852 (init_cgraph): Add comment.
9853 * cgraphbuild.c (record_reference, mark_address, mark_load,
9854 mark_store): Do not call analyze_expr hook.
9855 * cgraph.c: Update toplevel comment.
9856 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
9857 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
9858 Move fere from cgraphunit.c
9859 (cgraph_mark_force_output_node): Move to cgraph.h
9860 * cgraph.h: Reorder so the comments match the function placement.
9861 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
9862 (cgraph_mark_force_output_node): Move here from cgraph.c
9863 * tree.c (free_lang_data): Do not clear analyze_expr hook.
9864 * ipa-inline-transform.c (preserve_function_body_p): New function.
9865 (inline_transform): Update.
9866 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
9867 * langhooks.h (lang_hooks_for_callgraph): Remove.
9868 (lang_hooks): Remove callgraph.
9869 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
9870 * varpool.c: Remove out of date comment.
9871 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
9872 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
9874 2012-04-25 Jan Hubicka <jh@suse.cz>
9877 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
9878 forward declaration.
9879 (cgraph_finalize_function): Finalize them here.
9880 * symtab.c (dump_symtab): Dump ctors and dtors.
9882 2012-04-25 Jakub Jelinek <jakub@redhat.com>
9885 * stor-layout.c (get_best_mode): Don't return mode with bitsize
9886 larger than maxbits. Don't compute maxbits modulo align.
9887 Also check that unit bytes long store at bitpos / unit * unit
9888 doesn't affect bits beyond bitregion_end.
9889 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
9890 would not fit into bitregion_start ... bitregion_end + 1 bit region.
9891 (store_split_bit_field): Decrease unit close to end of bitregion_end
9892 if access is restricted in order to avoid mutual recursion.
9894 PR tree-optimization/53058
9895 * double-int.h (double_int_max_value, double_int_min_value): New
9897 * double-int.c (double_int_max_value, double_int_min_value): New
9899 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
9900 or GT_EXPR with double_int_max_value instead of double_int_mask.
9902 2012-04-25 Richard Guenther <rguenther@suse.de>
9904 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
9905 * tree-vect-loop.c (vect_transform_loop): Adjust.
9906 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
9907 the maximum number of iterations for the epilogue loop.
9908 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
9910 2012-04-25 Jakub Jelinek <jakub@redhat.com>
9913 * c-typeck.c (set_nonincremental_init,
9914 set_nonincremental_init_from_string): Pass true instead of false
9915 as IMPLICIT to add_pending_init.
9917 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
9919 * c-typeck.c (pop_init_level): Improve diagnostics.
9921 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
9923 * compare-elim.c (try_eliminate_compare): Also handle operands with
9924 implicit extensions.
9926 2012-04-25 Alan Modra <amodra@gmail.com>
9928 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
9929 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
9930 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
9931 (no_global_regs_above): Delete.
9932 (no_global_regs): New function.
9933 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
9934 value for load multiple test.
9935 (savres_routine_syms): Increase size.
9936 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
9937 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
9938 rather than a number of boolean flags. Update all callers.
9939 (rs6000_savres_routine_name): Generate vector save/restore names.
9940 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
9941 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
9942 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
9943 and using_store_multiple. Expand uses. Don't always use r11 as
9944 frame reg when needed for out-of-line saves. Set up initial offset
9945 for out-of-line vector saves when buying stack frame. Handle pointer
9946 reg setup for out-of-line fp save. Emit call to out-of-line vector
9947 save function. Choose r11 or r12 for vrsave reg when available for
9949 (rs6000_output_function_prologue): Don't emit .extern for ELF.
9950 (rs6000_emit_epilogue): Choose a better frame reg when restoring
9951 from back-chain to suit out-of-line vector restore functions. Emit
9952 call to out-of-line vector restore function. Adjust register used
9953 for cr restore. Tweak pointer register setup for gpr restore.
9954 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
9956 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
9957 (V_SAVE_INLINE): Define.
9958 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
9960 2012-04-25 Alan Modra <amodra@gmail.com>
9962 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
9963 out-of-line save/restore for large frames. Don't disable
9964 out-of-line saves on ABI_AIX when using static chain reg.
9965 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
9966 clobber static chain reg, and tweak for out-of-line gpr saves
9969 2012-04-25 Alan Modra <amodra@gmail.com>
9971 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
9972 (rs6000_emit_prologue): Use the above to catch register overlap.
9974 2012-04-25 Alan Modra <amodra@gmail.com>
9976 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
9977 decl. Move logic selecting update reg to callers. Update all callers.
9978 (rs6000_emit_allocate_stack): Add copy_off param.
9979 (emit_frame_save): Don't handle reg+reg addressing.
9980 (ptr_regno_for_savres): New function, extracted from..
9981 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
9982 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
9983 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
9984 frame offset adjustment for out-of-line save with copy from sp.
9985 Simplify condition controlling whether cr is saved early or
9986 late. Use ptr_regno_for_savres to verify correct reg is set
9987 up for out-of-line saves. Pass the actual pointer reg used to
9988 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
9989 function. Rearrange spe vars so code is similar to that
9990 elsewhere in this function. Don't update frame_off when spe
9991 save code will restore r11. Use emit_frame_save for spe and
9992 gpr saves. Consolidate darwin out-of-line gpr setup with that
9993 for other abis. Don't assume frame_offset is zero and frame
9994 reg is sp when setting up altivec reg saves, and calculate
9995 exact offset requirement.
9996 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
9997 spe restore code. Consolidate darwin out-of-line gpr setup
9998 with that for other abis.
10000 2012-04-25 Alan Modra <amodra@gmail.com>
10002 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
10003 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
10005 (emit_frame_save): Delete frame_ptr param. Rename total_size to
10007 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
10008 and emit_frame_save calls. Cope with possibly missing note.
10010 2012-04-24 Sriraman Tallam <tmsriram@google.com>
10012 * config/i386/i386.c (build_processor_model_struct): New function.
10013 (make_var_decl): New function.
10014 (fold_builtin_cpu): New function.
10015 (ix86_fold_builtin): New function.
10016 (make_cpu_type_builtin): New function.
10017 (ix86_init_platform_type_builtins): New function.
10018 (ix86_expand_builtin): Expand new builtins by folding them.
10019 (ix86_init_builtins): Make new builtins to detect CPU type.
10020 (TARGET_FOLD_BUILTIN): New macro.
10021 (IX86_BUILTIN_CPU_INIT): New enum value.
10022 (IX86_BUILTIN_CPU_IS): New enum value.
10023 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
10024 * config/i386/i386-builtin-types.def: New function type.
10025 * testsuite/gcc.target/builtin_target.c: New testcase.
10026 * doc/extend.texi: Document builtins.
10028 2012-04-24 Olivier Hainque <hainque@adacore.com>
10030 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
10031 * toplev.c (process_options): Default to dwarf_version 2.
10032 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
10033 and dwarf_version 2.
10035 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
10037 * tree-pretty-print.h (default_tree_printer): Do not declare.
10038 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
10040 (default_tree_diagnostic_starter): Make static.
10041 (default_tree_printer): Move to here. Make static.
10042 (tree_diagnostics_defaults): New.
10043 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
10044 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
10045 * toplev.c: Do not include tree-pass.h.
10046 (default_tree_printer): Move from here.
10047 (general_init): Use tree_diagnostics_defaults.
10049 2012-04-24 Chao-ying Fu <fu@mips.com>
10051 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
10052 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
10053 * config/mips/gnu-user.h
10054 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
10055 (GNU_USER_TARGET_LINK_SPEC): New define.
10056 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
10057 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
10058 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
10059 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
10060 GNU_USER_TARGET_ENDFILE_SPEC.
10061 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
10062 (GNU_USER_TARGET_LINK_SPEC): New define.
10063 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
10064 * config/mips/linux-common.h: New file.
10066 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10069 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
10070 (altivec_build_resolved_builtin): Call fully_fold_convert.
10072 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
10075 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
10077 2012-04-24 Richard Guenther <rguenther@suse.de>
10079 PR tree-optimization/53085
10080 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
10083 2012-04-24 Richard Guenther <rguenther@suse.de>
10085 * tree-if-conv.c (main_tree_if_conversion): Move bb under
10088 2012-04-24 Jim Meyering <meyering@redhat.com>
10090 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
10091 absence of an define_enum call.
10093 2012-04-24 Richard Guenther <rguenther@suse.de>
10095 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
10096 the epilogue loop is not re-used as unvectorized version
10097 record the its maximum number of iterations.
10099 2012-04-24 Andrew Pinski <apinski@cavium.com>
10101 * tree-ssa-forwprop.c (simplify_bitwise_binary):
10102 Don't directly use def1/def2.
10104 2012-04-24 Richard Guenther <rguenther@suse.de>
10106 PR tree-optimization/53098
10107 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
10110 2012-04-24 Andrew Pinski <apinski@cavium.com>
10113 * tree-ssa-forwprop.c (defcodefor_name): New function.
10114 (simplify_bitwise_binary): Use defcodefor_name instead of manually
10115 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
10116 Simplify "(~X | Y) & X" to "X & Y" and
10117 "(~X & Y) | X" to "X | Y".
10119 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10121 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
10122 validate_change to add clobbers if IN_GROUP is nonzero.
10123 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
10124 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
10126 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
10128 * config/s390/s390.c (insn_invalid_p): Likewise.
10130 2012-04-24 Jakub Jelinek <jakub@redhat.com>
10132 PR middle-end/53084
10133 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
10134 (output_addressed_constants): Likewise.
10136 PR middle-end/52999
10137 * varasm.c (get_section): Don't ICE for section conflicts with
10138 built-in section kinds.
10140 2012-04-23 DJ Delorie <dj@redhat.com>
10142 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
10143 (LIBSTDCXX): Change to CPP2.
10145 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
10148 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
10151 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
10153 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
10154 (*addsi_2_zext): Ditto.
10155 (*add<mode>_3): Ditto.
10156 (*addsi_3_zext): Ditto.
10157 (*add<mode>_5): Ditto.
10159 2012-04-23 Andrew Pinski <apinski@cavium.com>
10161 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
10162 (C & B) to (A OP0) & B.
10164 2012-04-23 Martin Jambor <mjambor@suse.cz>
10166 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
10167 temporaries created for a bitfield (reverting revision 122014).
10169 2012-04-23 Richard Guenther <rguenther@suse.de>
10171 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
10172 the condition using is_gimple_condexpr and avoid the not necessary
10174 (set_prologue_iterations): Likewise.
10175 (vect_loop_versioning): Likewise.
10177 2012-04-23 Richard Guenther <rguenther@suse.de>
10179 PR tree-optimization/53070
10180 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
10181 (main_tree_if_conversion): Verify we succeeded in that.
10183 2012-04-23 Jan Hubicka <jh@suse.cz>
10185 * lto-symtab.c (lto_cgraph_replace_node): Do not call
10186 mark_reahcable_node.
10187 * cgraph.c (cgraph_remove_node): Do not clear reachable.
10188 (cgraph_mark_reachable_node): Remove.
10189 (cgraph_mark_force_output_node): Do not set reachable.
10190 (dump_cgraph_node): Do not dump reachable.
10191 (cgraph_create_virtual_clone): Do not set reachable.
10192 * cgraph.h (cgraph_node): Remove reachable flag.
10193 (varpool_node): Remove reachable flag.
10194 (cgraph_mark_if_needed): Remove.
10195 (cgraph_mark_reachable_node): Remove.
10196 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
10197 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
10199 (cgraph_add_new_function): Likewise.
10200 (cgraph_mark_if_needed): Remove.
10201 (cgraph_analyze_function): Do not set target as reachable.
10202 (process_function_and_variable_attributes): Do not care about
10204 (cgraph_analyze_functions): Do not set reachable flags.
10205 (cgraph_mark_functions_to_output): Do not check reachability.
10206 (cgraph_copy_node_for_versioning): Do not set reachable flag.
10207 (dbxout_expand_expr): Update.
10208 * c-decl.c (merge_decls): Do not track changed externs.
10209 * ipa.c: Include pointer-set.h
10210 (enqueue_cgraph_node): Use reachable pointer set.
10211 (process_references): Likewise.
10212 (cgraph_remove_unreachable_nodes): Likewise.
10213 (whole_program_function_and_variable_visibility): Do not recompute
10215 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
10217 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
10219 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
10221 2012-04-23 Richard Guenther <rguenther@suse.de>
10224 * c-typeck.c (build_binary_op): Fix typo.
10226 2012-04-23 Jakub Jelinek <jakub@redhat.com>
10228 PR tree-optimizations/52891
10229 * tree-vect-patterns.c (adjust_bool_pattern): Use
10230 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
10231 but with non-standard precision.
10233 2012-04-22 Jan Hubicka <jh@suse.cz>
10235 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
10238 2012-04-22 Jan Hubicka <jh@suse.cz>
10240 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
10241 * cgraphbuild.c (record_reference, record_type_list, mark_address,
10242 mark_load, mark_store): Do not mark varpool nodes as needed.
10243 * cgraph.c (cgraph_new_nodes): Remove.
10244 (cgraph_create_function_alias): Do not mark nodes as reachable.
10245 (cgraph_add_thunk): Likewise.
10246 (cgraph_mark_reachable_node): Do not manage the queue.
10247 * cgraph.h (cgraph_node): Remove next_needed.
10248 (varpool_nodes_queue): Remove next_needed and prev_needed.
10249 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
10250 (cgraph_new_nodes): Declare.
10251 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
10252 (varpool_analyze_pending_decls): Remove.
10253 (varpool_analyze_node): New.
10254 (varpool_mark_needed_node): Remove.
10255 (varpool_first_variable, varpool_next_variable): New inlines.
10256 (varpool_first_static_initializer, varpool_next_static_initializer):
10258 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
10259 (varpool_first_defined_variable): New inline.
10260 (varpool_next_defined_variable): New inline
10261 (FOR_EACH_VARIABLE): Reimplement.
10262 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
10263 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
10265 * cgraphunit.c (cgraph_new_nodes): Declare here.
10266 (enqueue_node): New function.
10267 (cgraph_process_new_functions): update for new
10268 node set; when constructing cgraph enqueue node for processing.
10269 (cgraph_add_new_function): Use new node set.
10270 (process_function_and_variable_attributes): Do not set varpool needed
10272 (referred_to_p): New function.
10273 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
10274 when varpool is in construction.
10275 (cgraph_analyze_functions): Rewrite.
10276 (cgraph_expand_all_functions): Update.
10277 (cgraph_output_in_order): Do not analyze pending decls; do not set
10279 (cgraph_optimize): Do not analyze pending decls.
10280 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
10281 in other partition; do not mark node as needed.
10282 * dwarf2out.c (reference_to_unused): Use analyzed flag.
10283 (premark_types_used_by_global_vars_helper): Likewise.
10284 * ipa.c (process_references): Do not call varpool_mark_needed_node.
10285 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
10287 (function_and_variable_visibility): Do not mark node as needed.
10288 (whole_program_function_and_variable_visibility): Likewise.
10289 * Makefile.in (gt-varpool.h): No longer needed.
10290 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
10291 (ipa_write_summaries): Do not use needed flag.
10292 * varpool.c: Do not include gt-varpool.h
10293 (x_varpool_nodes_queue, x_varpool_last_needed_node,
10294 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
10295 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
10297 (varpool_remove_node): Do not update the lists.
10298 (dump_varpool_node): Do not dump needed flag.
10299 (varpool_enqueue_needed_node): Remove.
10300 (varpool_mark_needed_node): Remove.
10301 (varpool_reset_queue): Remove.
10302 (varpool_finalize_decl): Move to cgraphunit.c
10303 (varpool_analyze_node): New functions based on former
10304 varpool_analyze_pending_decls.
10305 (varpool_analyze_pending_decls): Remove.
10306 (varpool_assemble_decl): Do not update the lists.
10307 (enqueue_node): New function.
10308 (varpool_remove_unreferenced_decls): Rewrite.
10309 (varpool_empty_needed_queue): Remove.
10310 (add_new_static_var): Do not mark node as needed.
10311 (varpool_create_variable_alias): Handle expansion state
10313 * except.c (output_ttype): Do not mark node as needed.
10314 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
10315 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
10317 * tree-switch-conversion.c (build_one_array): Likewise.
10319 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
10322 * doc/invoke.texi (pedantic): Rename to Wpedantic.
10323 * common.opt (Wpedantic): New.
10324 (pedantic): Alias Wpedantic.
10325 * diagnostic.c (warning_at): Likewise.
10326 * c-decl.c (diagnose_mismatched_decls): Likewise.
10327 (build_array_declarator): Likewise.
10328 (mark_forward_parm_decls):
10329 (check_bitfield_type_and_width): Likewise.
10330 (grokdeclarator): Likewise.
10331 (grokfield): Likewise.
10332 (finish_struct): Likewise.
10333 (build_enumerator): Likewise.
10334 (store_parm_decls_oldstyle): Likewise.
10335 (declspecs_add_qual): Likewise.
10336 (declspecs_add_type): Likewise.
10337 (finish_declspecs): Likewise.
10338 * c-typeck.c (composite_type): Likewise.
10339 (comp_target_types): Likewise.
10340 (build_array_ref): Likewise.
10341 (pointer_diff): Likewise.
10342 (build_unary_op): Likewise.
10343 (build_conditional_expr): Likewise.
10344 (build_c_cast): Likewise.
10345 (convert_for_assignment): Likewise.
10346 (maybe_warn_string_init): Likewise.
10347 (digest_init): Likewise.
10348 (pop_init_level): Likewise.
10349 (set_init_index): Likewise.
10350 (c_finish_goto_label): Likewise.
10351 (c_finish_return): Likewise.
10352 (do_case): Likewise.
10353 (build_binary_op): Likewise.
10354 * c-parser.c (static): Likewise.
10355 (c_parser_external_declaration): Likewise.
10356 (c_parser_declaration_or_fndef): Likewise.
10357 (c_parser_static_assert_declaration_no_se): Likewise.
10358 (c_parser_enum_specifier): Likewise.
10359 (c_parser_struct_or_union_specifier): Likewise.
10360 (c_parser_struct_declaration): Likewise.
10361 (c_parser_alignas_specifier): Likewise.
10362 (c_parser_braced_init): Likewise.
10363 (c_parser_initelt): Likewise.
10364 (c_parser_compound_statement_nostart): Likewise.
10365 (c_parser_conditional_expression): Likewise.
10366 (c_parser_alignof_expression): Likewise.
10367 (c_parser_postfix_expression): Likewise.
10368 (c_parser_postfix_expression_after_paren_): Likewise.
10369 (c_parser_objc_class_instance_variables): Likewise.
10370 (c_parser_objc_method_definition): Likewise.
10371 (c_parser_objc_methodprotolist): Likewise.
10373 2012-04-22 Ian Lance Taylor <iant@google.com>
10375 * godump.c (go_output_typedef): Dump size of structs.
10377 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
10379 Correcting transform_to_exit_first_loop + fix to PR46886
10380 * tree-parloops.c (transform_to_exit_first_loop): Remove
10381 setting of number of iterations according to the loop pattern.
10382 Duplicate from entry to exit->src instead of loop->latch.
10383 (pallelize_loops): Remove the condition preventing do-while loops.
10384 * tree-cfg.c (bool bb_in_region_p): New.
10385 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
10386 Adjust redirection of the duplicated iteration.
10388 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
10391 * rtl.def (ADDRESS): Use "i" rather than "w".
10392 * rtl.h (find_base_term): Delete.
10393 (may_be_sp_based_p): Declare.
10394 * rtl.c (rtx_code_size): Remove ADDRESS special case.
10395 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
10396 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
10397 * alias.c: ...here.
10398 (find_base_term): Make static.
10399 (may_be_sp_based_p): New function.
10400 * dse.c (record_store): Use it.
10401 * store-motion.c (store_killed_in_insn): Likewise.
10403 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
10405 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
10407 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
10410 * c-typeck.c (inform_declaration): New.
10411 (build_function_call_vec): Do not pretty-print
10412 expressions when caret is enabled.
10413 (convert_arguments): Use inform_declaration.
10415 2012-04-20 Jim Meyering <meyering@redhat.com>
10417 * genmodes.c (make_complex_modes): Don't truncate a mode name of
10418 length 7 or more when prepending a "C". Suggested by Richard Guenther.
10420 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10422 PR rtl-optimization/44214
10423 * fold-const.c (exact_inverse): New function.
10424 (fold_binary_loc): Fold vector and complex division by constant into
10425 multiply by recripocal with flag_reciprocal_math; fold vector division
10426 by constant into multiply by reciprocal with exact inverse.
10428 2012-04-20 Jan Hubicka <jh@suse.cz>
10430 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
10432 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
10433 (cgraph_remove_node): Update.
10434 (cgraph_mark_needed_node): Remove.
10435 (cgraph_mark_force_output_node): New.
10436 (dump_cgraph_node): Do not dump needed flag.
10437 (cgraph_node_cannot_be_local_p_1): Update.
10438 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
10439 * cgraph.h (symtab_node_base): Add force_output flag.
10440 (cgraph_node): Remove needed flag.
10441 (varpool_node): Remove force_output flag.
10442 (cgraph_mark_needed_node): Remove.
10443 (cgraph_mark_force_output_node): New.
10444 (cgraph_only_called_directly_or_aliased_p,
10445 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
10446 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
10447 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
10448 (cgraph_add_new_function): Update.
10449 (cgraph_mark_if_needed): Update.
10450 (verify_cgraph_node): Update.
10451 (cgraph_analyze_function): Alias target is reachable.
10452 (process_function_and_variable_attributes): Update: externally_visible
10453 flag makes function reachable.
10454 (cgraph_analyze_functions): Update dumping.
10455 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
10456 input_overwrite_node, input_varpool_node): Update streaming.
10457 * lto-streamer-out.c (produce_symtab): Use force_output.
10458 * ipa.c (process_references): Weakrefs must be processed.
10459 (cgraph_remove_unreachable_nodes): Likewise; update for new
10461 (varpool_externally_visible_p): Weakrefs are externally visible
10462 even if they are not.
10463 (function_and_variable_visibility): Update; when processing alias
10464 pair force the targets to be output.
10465 (whole_program_function_and_variable_visility): Use
10466 mark_reachable_node.
10467 * trans-mem.c (ipa_tm_mark_needed_node): Remove
10468 (ipa_tm_mark_force_output_node): New function.
10469 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
10470 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
10472 * varasm.c (mark_decl_referenced): Update.
10473 (find_decl_and_mark_needed): Remove.
10474 (find_decl): New function.
10475 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
10476 alias targets as needed.
10477 (dump_tm_clone_pairs): Update.
10478 * tree-inline.c (copy_bb): Update check.
10479 * symtab.c (dump_symtab_base): Dump force_output.
10480 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
10481 * passes.c (execute_todo): Fix dumping.
10482 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
10483 (varpool_analyze_pending_decls): Alias target is reachable.
10484 (varpool_create_variable_alias): Finalize weakrefs.
10486 2012-04-20 Jakub Jelinek <jakub@redhat.com>
10489 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
10490 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
10491 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
10492 macros instead of constants.
10493 * dse.c (record_store): Check for SP ADDRESS by comparing
10494 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
10495 XEXP to be stack_pointer_rtx.
10497 2012-04-20 Richard Guenther <rguenther@suse.de>
10499 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
10500 update_call_from_tree when propagating into a call.
10502 2012-04-20 Alan Modra <amodra@gmail.com>
10504 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
10505 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
10506 sp_offset to frame_off. Move world save code earlier.
10508 2012-04-20 Richard Guenther <rguenther@suse.de>
10510 PR tree-optimization/53050
10511 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
10512 Do only one transform on COND_EXPRs at the same time.
10514 2012-04-19 Jan Hubicka <jh@suse.cz>
10516 * symtab.c (dump_symtab_base): Revert accidental checkin.
10518 2012-04-20 Alan Modra <amodra@gmail.com>
10521 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
10522 static chain, set REST_INLINE_FPRS too.
10524 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
10526 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
10529 2012-04-20 Richard Guenther <rguenther@suse.de>
10531 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
10532 loops that can never run more often than the vectorization factor.
10534 2012-04-19 Jan Hubicka <jh@suse.cz>
10536 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
10538 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
10540 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
10542 2012-04-19 Jim Meyering <meyering@redhat.com>
10544 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
10545 We verified above that the string(including trailing NUL) fits in buf,
10546 so just use memcpy.
10548 2012-04-19 Richard Guenther <rguenther@suse.de>
10550 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
10551 for dumping DECL_SECTION_NAME.
10553 2012-04-19 Michael Matz <matz@suse.de>
10555 PR middle-end/52977
10556 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
10557 (struct tree_vector): Adjust GTY length.
10558 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
10560 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
10562 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
10563 caller emitted the length calulation already.
10564 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
10565 before handling any of the fields for structs.
10567 2012-04-19 Richard Guenther <rguenther@suse.de>
10569 PR tree-optimization/53031
10570 * tree-vrp.c (adjust_range_with_scev): Revert back to
10571 using max_loop_iterations.
10573 2012-04-19 Michael Matz <matz@suse.de>
10575 * diagnostic.c (emit_diagnostic): Move va_end call after user
10577 (warning, warning_at, pedwarn, permerror): Ditto.
10579 2012-04-19 Richard Guenther <rguenther@suse.de>
10581 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
10584 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
10587 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
10588 the case *(X+const).
10590 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10592 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
10594 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
10597 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
10598 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
10600 2012-04-19 Richard Guenther <rguenther@suse.de>
10602 PR rtl-optimization/44688
10603 * loop-iv.c (determine_max_iter): Only return max_iter.
10604 (iv_number_of_iterations): Also use the recorded loop bound
10605 on the maximum number of iterations.
10606 * loop-unroll.c (decide_unroll_runtime_iterations): Use
10607 max_iter to avoid unrolling loops that do not roll.
10608 (decide_unroll_stupid): Likewise.
10610 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
10612 * targhooks.c (default_case_values_threshold): Fix code style nit.
10614 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
10615 case range and type folding from here...
10616 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
10617 type, as documented in tree.def.
10619 2012-04-18 Jan Hubicka <jh@suse.cz>
10621 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
10623 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
10624 cgraph hash and same comdat groups.
10625 (cgraph_optimize): Verify symbol table.
10626 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
10627 (dissolve_same_comdat_group_list): Work on symtab nodes.
10628 (function_and_variable_visibility): Dissolve variable same comdat group
10630 * symtab.c: Include timevar.h
10631 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
10633 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
10635 * tree-switch-conversion.c (info): Remove global pass info.
10636 (check_range, check_process_case, check_final_bb, create_temp_arrays,
10637 free_temp_arrays, gather_default_values, build_constructors,
10638 array_value_type, build_one_array, build_arrays, gen_def_assigns,
10639 fix_phi_nodes, gen_inbound_check): Pass info around from ...
10640 (process_switch): ... here. Unify message format. Return a const
10641 char pointer to the failure reason message.
10642 (do_switchconv): Unify message format. Update process_switch usage.
10644 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
10645 * tree-cfg.c (edge_to_cases): Fix documentation.
10647 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
10649 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
10651 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10653 PR tree-optimization/52976
10654 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
10655 (possibly_move_powi): New function.
10656 (rewrite_expr_tree): Call possibly_move_powi.
10657 (rewrite_expr_tree_parallel): Likewise.
10658 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
10659 call add_to_ops_vec instead.
10661 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10663 PR tree-optimization/52976
10664 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
10665 (decrement_power): Likewise.
10666 (propagate_op_to_single_use): Likewise.
10667 (zero_one_operation): Handle __builtin_pow* calls in linearized
10668 expression trees; factor logic into propagate_op_to_single_use.
10669 (undistribute_ops_list): Allow operands with repeat counts > 1.
10671 2012-04-18 Richard Guenther <rguenther@suse.de>
10673 PR tree-optimization/44688
10674 * cfgloop.h (record_niter_bound): Declare.
10675 * tree-ssa-loop-niter.c (record_niter_bound): Export.
10676 Update the estimation with the upper bound here...
10677 (estimate_numbers_of_iterations_loop): ... instead of here.
10678 Do not forcefully reset a recorded upper bound.
10679 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
10680 Record the maximum number of loop iterations of the prologue loop.
10682 2012-04-18 Jan Hubicka <jh@suse.cz>
10684 * lto-symtab.c (lto_cgraph_replace_node): Update.
10685 * cgraphbuild.c (record_reference, record_type_list,
10686 record_eh_tables, mark_address, mark_load, mark_store): Update.
10687 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
10688 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
10690 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
10691 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
10692 * reload.c: Fix typo in comment.
10693 * rtlanal.c: Likewise.
10694 * tree-emultls.c (gen_emutls_addr): Update.
10695 * ipa-reference.c (analyze_function): Update.
10696 * cgraphunit.c (cgraph_analyze_function,
10697 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
10699 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
10700 (ipa_remove_reference): Likewise.
10701 (ipa_remove_all_refering): Rename to ...
10702 (ipa_remove_all_referring): ... this one; update.
10703 (ipa_dump_references): Update.
10704 (ipa_dump_referring): Update.
10705 (ipa_clone_references): Update.
10706 (ipa_clone_refering): Rename to ...
10707 (ipa_clone_referring): ... this one; update.
10708 (ipa_ref_cannot_lead_to_return): Update.
10709 (ipa_ref_has_aliases_p): Update.
10710 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
10712 (ipa_ref_type): Remove.
10713 (ipa_ref_ptr_u): Remove.
10714 (ipa_ref): Remove referencing, refered, refered_index, refering_type
10715 and refered_type; add referring, referred and referred_index.
10716 (ipa_ref_list): Rename refering to referring.
10717 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
10718 ipa_clone_references, ipa_clone_referring): Update prototypes.
10719 * lto-cgraph.c (referenced_from_other_partition_p): Update.
10720 (lto_output_ref): Update.
10721 (add_references): Update.
10722 (input_varpool_node): Update.
10723 (input_refs): Update.
10724 * ipa-ref-inline.h (ipa_ref_node): Update.
10725 (ipa_ref_varpool_node): Update.
10726 (ipa_ref_referring_node): Update.
10727 (ipa_ref_referring_varpool_node): Update.
10728 (ipa_ref_referring_ref_list): Update.
10729 (ipa_ref_referred_ref_list): Update.
10730 (ipa_ref_list_first_referring): Update.
10731 (ipa_empty_ref_list): Update.
10732 (ipa_ref_list_refering_iterate): Rename to ...
10733 (ipa_ref_list_referring_iterate): ... this one.
10734 * cse.c: Update comment.
10735 * ipa-utils.c (ipa_reverse_postorder): Update.
10736 * tree-ssa-alias.c: Update.
10737 * ipa-inline.c (reset_edge_caches): Update.
10738 (update_caller_keys): Update.
10739 * ipa-inline.h: Update comments.
10740 * jump.c: Update comment.
10741 * alias.c: Likewise.
10742 * ipa.c (process_references): Update.
10743 (cgraph_remove_unreachable_nodes): Likewise.
10744 (ipa_discover_readonly_nonaddressable_var): Likewise.
10745 (cgraph_address_taken_from_non_vtable_p): Likewise.
10746 * trans-mem.c (ipa_tm_execute): Update.
10747 * simplify-rtx.c: Fix comment.
10748 * rtl.c: Fix comment.
10749 * symtab.c (symtab_unregister_node): Update.
10750 * varpool.c (dump_varpool_node): Update.
10751 (varpool_analyze_pending_decls): Update.
10752 (assemble_aliases): Update.
10753 (varpool_for_node_and_aliases): Update.
10755 2012-04-18 Richard Guenther <rguenther@suse.de>
10757 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
10758 use_undefined_p parameter.
10759 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
10760 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
10762 (estimate_numbers_of_iterations): Likewise.
10763 (estimated_loop_iterations): Adjust.
10764 (max_loop_iterations): Likewise.
10765 (scev_probably_wraps_p): Likewise.
10766 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
10767 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
10768 not max_loop_iterations.
10769 (execute_vrp): Remove explicit number of iterations estimation.
10771 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
10773 * config/i386/linux-common.h: New.
10775 * config.gcc: Add i386/linux-common.h before
10776 all i386/linux.h and i386/linux64.h usages.
10778 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
10779 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
10780 * config/i386/gnu-user64.h: Likewise.
10782 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
10783 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
10784 (GNU_USER_TARGET_MATHFILE_SPEC): New.
10785 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
10787 2012-04-18 Jan Hubicka <jh@suse.cz>
10789 * cgraph.c (cgraph_node_name): Remove.
10790 (dump_cgraph_node): Use dump_symtab_base; reformat.
10791 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
10792 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
10794 (cgraph_node_name, varpool_node_name): Remove.
10795 (cgraph_node_asm_name, varpool_node_asm_name,
10796 cgraph_node_name, varpool_node_name): New.
10797 * tree-pass.h (TODO_dump_cgraph): Rename to ...
10798 (TODO_dump_symtab): ... this one.
10799 * ipa-cp (pass_ipa_cp): Update.
10800 * ia-reference.c (generate_summary, read_write_all_from_decl,
10801 propagate, ipa_reference_read_optimization_summary): Update.
10802 * cgraphunit.c (cgraph_analyze_functions): Update.
10803 (cgraph_optimize): Update.
10804 * ipa-ref.c (ipa_dump_references): Update.
10805 (ipa_dump_refering): Update.
10806 * ipa-inline.c (pass_ipa_inline): Update.
10807 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
10808 * ipa.c (pass_ipa_function_visibility,
10809 pass_ipa_whole_program_visibility): Update.
10810 * tree-sra.c (pass_early_ipa_sra): Update.
10811 * symtab.c: Include langhooks.h
10812 (symtab_node_asm_name): New.
10813 (symtab_node_name): New.
10814 (symtab_type_names): New static var.
10815 (dump_symtab_base): New.
10816 (dump_symtab_node, dump_symtab): New.
10817 (debug_symtab_node, debug_symtab): New.
10818 * tree-ssa-structalias.c: Dump symbol table.
10819 * pases.c (execute_todo): Handle TODO_dump_symtab instead
10820 of TODO_dump_cgraph.
10821 * varpoo.c (varpool_node_name): Remove.
10822 (dump_varpool_node): Use dump_symtab_base; reformat.
10824 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
10826 * doc/invoke.texi (Language Independent Options): @item should be
10829 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
10832 * rtl.c (rtx_code_size): Handle ADDRESS.
10834 2012-04-17 Tom de Vries <tom@codesourcery.com>
10836 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
10837 is not a STMT_LIST.
10839 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
10842 * config/i386/sync.md (atomic_<code><mode>): Rename to
10843 atomic_<logic><mode>.
10845 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
10847 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
10848 * alias.c (reg_base_value): Expand and update comment.
10849 (arg_base_value): New variable.
10850 (unique_id): Move up file.
10851 (unique_base_value, unique_base_value_p, known_base_value_p): New.
10852 (find_base_value): Use arg_base_value and known_base_value_p.
10853 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
10854 (find_base_term): Use known_base_value_p.
10855 (base_alias_check): Use unique_base_value_p.
10856 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
10857 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
10859 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
10861 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
10863 2012-04-17 Michael Matz <matz@suse.de>
10865 PR tree-optimization/18437
10866 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
10867 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
10868 (vect_check_strided_load): Declare.
10869 * tree-vect-data-refs.c (vect_check_strided_load): New function.
10870 (vect_analyze_data_refs): Use it to accept strided loads.
10871 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
10873 2012-04-17 Richard Guenther <rguenther@suse.de>
10875 PR middle-end/53011
10876 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
10877 loops when redirecting an entry or latch edge.
10879 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
10881 * sel-sched.c (sel_global_init): Revert previous change.
10883 2012-04-17 Richard Guenther <rguenther@suse.de>
10885 * tree-flow.h (array_at_struct_end_p): Move declaration ...
10886 * tree.h (array_at_struct_end_p): ... here.
10887 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
10888 * expr.c (array_at_struct_end_p): ... here. Rewrite.
10890 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
10892 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
10893 COST_TABLE): Remove.
10894 (estimate_case_costs): Remove.
10895 (expand_case): Do not call estimate_case_costs
10896 to set use_cost_table.
10897 (balance_case_nodes): Do not use use_cost_table.
10899 2012-04-16 Jan Hubicka <jh@suse.cz>
10901 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
10902 (hash_node, eq_node): Remove.
10903 (cgraph_create_node): Do not handle hashtable.
10904 (cgraph_get_node): Remove.
10905 (cgraph_insert_node_to_hashtable): Remove.
10906 (hash_node_by_assembler_name): Remove.
10907 (eq_assembler_name): Remove.
10908 (cgraph_node_for_asm): Rewrite.
10909 (cgraph_find_replacement_node): Break out from ...
10910 (cgraph_remove_node): ... here; do not maintain hashtables.
10911 (change_decl_assembler_name): Remove.
10912 (cgraph_clone_node): Do not maintain hashtables.
10913 * cgraph.h (const_symtab_node): New typedef.
10914 (cgraph_insert_node_to_hashtable): Remove.
10915 (symtab_get_node, symtab_node_for_asm,
10916 symtab_insert_node_to_hashtable): Declare.
10917 (cgraph_find_replacement_node): Declare.
10918 (cgraph_get_node, varpool_get_node): Turn into inlines.
10919 (cgraph, varpool): Work sanely on NULL pointers.
10920 (FOR_EACH_SYMBOL): New walker.
10921 * ipa-inline-transform.c (save_inline_function_body): Use
10922 symtab_insert_node_to_hashtable.
10923 * symtab.c: Include ggc.h and diagnostics.h
10924 (symtab_hash, assembler_name_hash): New static vars;
10925 (hash_node, eq_node, hash_node_by_assembler_name,
10926 eq_assembler_name, insert_to_assembler_name_hash,
10927 unlink_from_assembler_name_hash): New.
10928 (symtab_register_node): Update hashtables.
10929 (symtab_insert_node_to_hashtable): New.
10930 (symtab_unregister_node): Update hashtables.
10931 (symtab_get_node): New.
10932 (symtab_node_for_asm): New.
10933 (change_decl_assembler_name): New.
10934 * Makefile.in (symtab.o): Needs GTY.
10935 * varpool.c (varpool_hash): Remove.
10936 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
10937 (varpool_node): Rewrite using varpool_get_node.
10938 (varpool_remove_node): DO not maintain hashtables.
10939 (varpool_node_for_asm): Rewrite.
10941 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
10943 * doc/invoke.texi: Copy-edit to put verbs in the present tense
10944 when describing the current behavior of GCC.
10946 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
10948 * genemit.c (gen_exp): Remove ADDRESS handling.
10949 * genoutput.c (scan_operands): Likewise.
10950 * genpeep.c (match_rtx): Likewise.
10951 * genrecog.c (add_to_sequence): Likewise.
10953 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
10955 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
10957 2012-04-16 Martin Jambor <mjambor@suse.cz>
10959 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
10962 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
10965 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
10966 hints for 'A' operand types.
10968 2012-04-16 Jan Hubicka <jh@suse.cz>
10970 * cgraph.h (symtab_node_base): Add next and previous pointers.
10971 (cgraph_node): Remove next and preivous pointers.
10972 (varpool_node): Likewise; remove next/previous GTY marker;
10973 it is not type safe.
10974 (symtab_node_def): Update GTY marker
10975 (x_cgraph_nodes, cgraph_nodes): Remove.
10976 (symtab_nodes): New function.
10977 (cgraph_order): Rename to ...
10978 (symtab_order): ... this one.
10979 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
10981 (x_varpool_nodes, varpool_nodes): Remove.
10982 (FOR_EACH_STATIC_VARIABLE): Update.
10983 (symtab_function_p, symtab_variable_p): New function.
10984 (FOR_EACH_VARIABLE): Update.
10985 (varpool_first_variable, varpool_next_variable): New functions.
10986 (FOR_EACH_VARIABLE): Update.
10987 (cgraph_first_defined_function): Update.
10988 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
10989 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
10990 (cgraph_first_function, cgraph_next_function): New.
10991 (FOR_EACH_FUNCTION): Update.
10992 (cgraph_first_function_with_gimple_body,
10993 cgraph_next_function_with_gimple_body): Update.
10994 * symtab.c: New file.
10995 * cgraph.c: Update copyright dates.
10996 (x_cgraph_nodes, cgraph_order): Remove.
10997 (NEXT_FREE_NODE): Update.
10998 (SET_NEXT_FREE_NODE): New.
10999 (cgraph_create_node_1): Remove common code.
11000 (cgraph_create_node): Remove common code; call symtab_register_node.
11001 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
11002 (cgraph_add_asm_node): Update.
11003 (cgraph_clone_node): Register new node.
11004 * cgraphunit.c (process_function_and_variable_attributes): Update.
11005 (cgraph_analyze_functions): Update.
11006 (cgraph_analyze_functions): Update.
11007 (cgraph_output_in_order): Update.
11008 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
11010 * ipa-inline.c (recursive_inlining): Update.
11011 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
11012 * ipa.c (cgraph_remove_unreachable_nodes): Update.
11013 * Makefile.in: Add symtab.o
11014 * varpool.c (x_varpool_nodes): Remove
11015 (varpool_node): Remove common code; call symtab_register_node.
11016 (varpool_remove_node): Remove common code; call symtab_unregister_node.
11018 2012-04-16 Richard Guenther <rguenther@suse.de>
11020 PR middle-end/52977
11021 * tree.h (VECTOR_CST_NELTS): Adjust.
11022 (struct tree_vector): Add explicit length field.
11023 (make_vector_stat): Declare.
11024 (make_vector): Define.
11025 * tree.c (make_vector_stat): New function.
11026 (build_vector_stat): Use it.
11027 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
11029 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11031 PR tree-optimization/52976
11032 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
11033 (undistribute_ops_list): Ops with repeat counts aren't eligible for
11035 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
11037 2012-04-16 Jan Hubicka <jh@suse.cz>
11039 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
11041 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
11042 walkers to walk cgraph and varpool.
11043 * cgraph.c (cgraph_node_for_asm): Likewise.
11044 (dump_cgraph): Likewise.
11045 * value-prof.c (init_node_map): Likewise.
11046 * tree.c (free_lang_data_in_cgraph): Likewise.
11047 * tree-emutls.c: (ipa_lower_emutls): Likewise.
11048 * ipa-reference.c (generate_summary, propagate): Likewise.
11049 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
11050 cgraph_mark_functions_to_output, cgraph_output_in_order,
11051 output_weakrefs, cgraph_materialize_all_clones,
11052 cgraph_optimize): Likewise.
11053 * lto-cgraph.c (merge_profile_summaries): Likewise.
11054 (input_cgraph): Likewise.
11055 * ipa-pure-const.c (generate_summary): Likewise.
11056 (propagate): Likwise.
11057 * ipa-utils.c (ipa_reduced_postorder): Likewise.
11058 (ipa_free_postorder_info): Likewise.
11059 (ipa_reverse_postorder): Likewise.
11060 * ipa-inline.c (ipa_inline): Likewise.
11061 * matrix-reorg.c (find_matrices_decl): Likewise.
11062 (matrix_reorg): Likewise.
11063 * tree-vectorizer.c (increase_alignment): Likewise.
11064 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
11065 (function_and_variable_visibility): Likewise.
11066 (whole_program_function_and_variable_visibility): Likewise.
11067 (ipa_cdtor_merge): Likewise.
11068 * trans-mem.c (ipa_tm_execute): Likewise.
11069 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
11070 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
11071 (ipa_print_all_params): Likewise.
11072 (ipa_update_after_lto_read): Likewise.
11073 * tree-profie.c (tree_profiling): Likewise.
11074 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
11075 * passes.c (dump_passes): Likewise.
11076 (do_per_function): Likewise.
11077 (ipa_write_summaries): Likewise.
11078 * varpool.c (dump_varpool): Likewise.
11079 (varpool_node_for_asm): Likewise.
11080 (varpool_assemble_pending_decls): Likewise.
11082 2012-04-16 Richard Guenther <rguenther@suse.de>
11084 PR tree-optimization/52975
11085 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
11086 condition but always mark it with TRUTH_NOT_EXPR.
11088 2012-04-16 Richard Guenther <rguenther@suse.de>
11090 PR tree-optimization/52975
11091 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
11092 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
11093 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
11094 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
11096 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
11098 * config/i386/sse.md (ssse3_plusminus): New code iterator.
11099 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
11100 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
11101 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
11102 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
11103 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
11104 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
11106 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
11107 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
11108 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
11109 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
11110 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
11111 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
11113 (xop_plus): New code iterator.
11114 (macs): New code attribute.
11116 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
11117 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
11119 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
11120 xop_plus code iterator.
11121 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
11122 xop_plus code iterator.
11123 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
11124 xop_plus code iterator.
11125 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
11126 xop_plus code iterator.
11128 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
11129 any_extend code iterator.
11130 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
11131 any_extend code iterator.
11132 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
11133 any_extend code iterator.
11134 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
11135 any_extend code iterator.
11136 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
11137 any_extend code iterator.
11138 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
11139 any_extend code iterator.
11141 2012-04-14 Tom de Vries <tom@codesourcery.com>
11143 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
11144 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
11145 DELETED_LABEL note, and move it to ...
11146 * cfgrtl.c (delete_insn): ... here. Change return type to void.
11147 (delete_insn_and_edges): Likewise.
11148 (delete_insn_chain): Handle new return type of delete_insn. Delete
11149 chain backwards rather than forwards.
11150 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
11152 * cfglayout.c (fixup_reorder_chain): Delete unused label.
11154 2012-04-14 Jan Hubicka <jh@suse.cz>
11156 * cgraph.h: Update copyrights;
11157 (symtab_node): Turn to union typedef.
11158 (symtab_node_base): New structure.
11159 (symtab_type): Add SYMTAB_SYMBOL tag.
11160 (cgraph_node): Annotate some pinters with nested_ptr.
11161 (varpool_node): Likewise.
11162 (cgraph_local_info): Remove lto_file_data
11163 and externally_visible.
11164 (cgraph_node): Remove decl; same_comdat_group list;
11165 aux; ref_list; order; address_taken; reachable_from_other_parittion,
11166 in_other_partition; resolution.
11167 (varpool_node): Remove decl; same_comdat_group;
11168 ref_list; lto_file_data; aux; order; resolution; externally_visible;
11169 used_from_other_partition; in_other_partition.
11170 (symtab_node_def): New union.
11171 (cgraph, varpool): Update.
11172 (varpool_first_static_initializer, varpool_next_static_initializer,
11173 cgraph_only_called_directly_or_aliased_p,
11174 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
11175 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
11176 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
11178 * cgraph.c: Likewise.
11179 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
11180 * cgraphbuild.c: Likewise.
11181 * lto-symtab.c: Likewise.
11182 * c-gimplify.c: Likewise.
11183 * value-prof.c: Likewise.
11184 * tree.c: Likewise.
11185 * ipa-cp.c: Likewise.
11186 * tree-emutls.c: Likewise.
11187 * ipa-inline-transform.c: Likwise.
11188 * ipa-reference.c: Likewise.
11189 * cgraphunit.c: Likewise.
11190 * ipa-ref.c: Likewise.
11191 * lto-cgraph.c: Likewise.
11192 * ipa-ref-inline.h: Likewise.
11193 * ipa-pure-const.c: Likewise.
11194 * lto-streamer-out.c: Likewise.
11195 * ipa-utils.c: Likewise.
11196 * ipa-inline.c: Likewise.
11197 * matrix-reorg.c: Likewise.
11198 * tree-eh.c: Likewise.
11199 * tree-vectorizer.c: Likewise.
11200 * ipa-split.c: Likewise.
11202 * trans-mem.c: Likewise.
11203 * ipa-inline-analysis.c: Likewise.
11204 * gimplify.c: Likewise.
11205 * cfgexpand.c: Likewise.
11206 * tree-sra.c: Likewise.
11207 * ipa-prop.c: Likewise.
11208 * varasm.c: Likewise.
11209 * tree-nested.c: Likewise.
11210 * tree-inline.c: Likewise.
11211 * tree-profile.c: Likewise.
11212 * tree-ssa-structalias.c: Likewise.
11213 * passes.c: Likewise.
11214 * varpool.c: Likewise.
11216 2012-04-14 Tom de Vries <tom@codesourcery.com>
11218 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
11219 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
11220 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
11222 (gsi_advance_fw_nondebug_nonlocal): New function.
11223 (local_def): Removed function.
11224 (same_succ_hash): Use stmt_local_def.
11225 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
11226 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
11228 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
11230 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
11231 and __ILP32__ for x32.
11233 2012-04-13 Martin Jambor <mjambor@suse.cz>
11235 PR middle-end/52939
11236 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
11237 fold_ctor_reference returns a zero constant.
11239 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
11241 * config.gcc: Add i386/gnu-user-common.h before all
11242 i386/gnu-user.h and i386/gnu-user64.h usages.
11244 * config/i386/gnu-user-common.h: New.
11246 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
11247 (CC1_SPEC): Likewise.
11248 (ENDFILE_SPEC): Likewise.
11249 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
11250 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
11251 (TARGET_OS_CPP_BUILTINS): Likewise.
11252 (LIBGCC2_HAS_TF_MODE): Likewise.
11253 (LIBGCC2_TF_CEXT): Likewise.
11254 (TF_SIZE): Likewise.
11255 (TARGET_ASM_FILE_END): Likewise.
11256 (STACK_CHECK_MOVING_SP): Likewise.
11257 (STACK_CHECK_STATIC_BUILTIN): Likewise.
11258 * config/i386/gnu-user64.h: Likewise.
11260 2012-04-13 Martin Jambor <mjambor@suse.cz>
11262 * expr.c (expand_expr_real_1): Pass type, not the expression, to
11263 set_mem_attributes for a memory temporary. Do not call the function
11264 for the memory temporary created for a bitfield.
11266 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
11269 * df.h (enum debug_temp_where): New.
11270 (dead_debug_init, dead_debug_finish) Declare.
11271 (dead_debug_add, dead_debug_insert_temp): Declare.
11272 (struct dead_debug_use, struct dead_debug): Moved from...
11273 * df-problems.c: ... here.
11274 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
11276 (df_create_unused_note): Likewise.
11277 (df_set_dead_notes_for_mw): Move comment where it belongs.
11278 (dead_debug_init): Export.
11279 (dead_debug_reset_uses): New, factored out of...
11280 (dead_debug_finish): ...this. Export.
11281 (dead_debug_reset): Remove.
11282 (dead_debug_add): Export.
11283 (dead_debug_insert_before): Rename to...
11284 (dead_debug_insert_temp): ... this. Add where argument. Export.
11285 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
11286 Return insertion count.
11287 (df_note_bb_compute): Adjust.
11288 * dce.c (word_dce_process_block): Adjust dead debug uses.
11289 (dce_process_block): Likewise.
11291 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
11293 * df-problems.c (df_note_bb_compute): Do not take note of
11294 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
11296 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
11299 * var-tracking.c (expand_depth): New type.
11300 (onepart_aux, expand_loc_callback_data): Change depth type to it.
11301 (loc_exp_dep_alloc): Adjust initializer.
11302 (update_depth): Use new type. Add entryvals.
11303 (vt_expand_var_loc_chain): Take note of expansions with
11304 ENTRY_VALUEs, but don't accept them right away. Run an optional
11305 second pass accepting the minimum ENTRY_VALUE count found in the
11307 (vt_expand_loc_callback, INIT_ELCD): Adjust.
11309 2012-04-13 Tom de Vries <tom@codesourcery.com>
11311 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
11312 parameters vuse and vuse_escaped.
11313 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
11314 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
11317 2012-04-13 Richard Guenther <rguenther@suse.de>
11319 PR tree-optimization/52969
11320 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
11321 the condition for the COND_EXPR and handle predicate negation
11322 by swapping the COND_EXPR arms.
11324 2012-04-13 Nick Clifton <nickc@redhat.com>
11326 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
11327 TODO_dump_func flag.
11329 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
11331 PR rtl-optimization/52203
11332 PR rtl-optimization/52715
11334 Revert the 2012-03-07 fix for PR 52203.
11335 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
11336 the insn does not modify DFA right before issuing, adjust
11337 issue_rate accordingly.
11339 2012-04-13 Richard Guenther <rguenther@suse.de>
11342 * c-typeck.c (pointer_diff): Remove bogus assert.
11344 2012-04-13 Richard Guenther <rguenther@suse.de>
11347 * convert.c (convert_to_pointer): Remove special-casing of zero.
11349 2012-04-13 Joey Ye <joey.ye@arm.com>
11351 * config/arm/constraints.md (Pe): New constraint.
11352 * config/arm/arm.md: New split for imm 256-510.
11354 2012-04-13 Terry Guo <terry.guo@arm.com>
11356 * config/arm/arm-cores.def: Added core cortex-m0plus.
11357 * config/arm/arm-tune.md: Regenerated.
11358 * config/arm/arm-tables.opt: Regenerated.
11359 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
11361 2012-04-13 Alan Modra <amodra@gmail.com>
11364 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
11365 tie regs on destination of sets. Delete forward declaration.
11366 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
11367 (rs6000_emit_prologue): Likewise.
11368 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
11370 (is_mem_ref): Use tie_operand to recognise stack ties.
11371 * config/rs6000/predicates.md (tie_operand): New.
11372 * config/rs6000/rs6000.md (restore_stack_block): Generate new
11374 (restore_stack_nonlocal): Likewise.
11375 (stack_tie): Update.
11376 (frame_tie): Delete.
11378 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11380 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
11381 HOST_WIDE_INT_PRINT_DEC in format strings.
11383 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
11386 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
11387 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
11388 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
11389 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
11390 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
11391 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
11392 avx2_permvarv8si using VI4F_256 mode iterator.
11393 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
11394 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
11395 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
11396 gen_avx2_permvarv8sf.
11397 (expand_vec_perm_pshufb): Ditto.
11399 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
11402 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
11403 the list of options to enable the FCFID instruction.
11404 (TARGET_EXTRA_BUILTINS): Adjust comment.
11406 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11408 PR tree-optimization/18589
11409 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
11410 (operand_entry): Add count field.
11411 (add_repeat_to_ops_vec): New function.
11412 (completely_remove_stmt): Likewise.
11413 (remove_def_if_absorbed_call): Likewise.
11414 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
11415 (acceptable_pow_call): New function.
11416 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
11417 entries with repeat counts when found.
11418 (repeat_factor_d): New struct and associated typedefs.
11419 (repeat_factor_vec): New static vector variable.
11420 (compare_repeat_factors): New function.
11421 (get_reassoc_pow_ssa_name): Likewise.
11422 (attempt_builtin_powi): Likewise.
11423 (reassociate_bb): Call attempt_builtin_powi.
11424 (fini_reassoc): Two new calls to statistics_counter_event.
11426 2012-04-12 Richard Guenther <rguenther@suse.de>
11428 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
11429 * cgraph.h (tree_rest_of_compilation): Remove.
11430 * cgraph.c (cgraph_add_new_function): Move ...
11431 * cgraphunit.c (cgraph_add_new_function): ... here.
11432 (tree_rest_of_compilation): Make static.
11433 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
11434 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
11435 gate_all_early_local_passes, execute_all_early_local_passes,
11436 pass_early_local_passes, gate_all_early_optimizations,
11437 pass_all_early_optimizations): Move ...
11438 * passes.c (gate_all_optimizations, pass_all_optimizations,
11439 gate_all_early_local_passes, execute_all_early_local_passes,
11440 pass_early_local_passes, gate_all_early_optimizations,
11441 pass_all_early_optimizations): ... here.
11442 * tree-optimize.c (execute_free_datastructures): Remove.
11443 * tree-flow.h (execute_free_datastructures): Remove.
11444 * tree-optimize.c (execute_init_datastructures,
11445 pass_init_datastructures): Move ...
11446 * tree-ssa.c (execute_init_datastructures,
11447 pass_init_datastructures): ... here.
11448 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
11449 execute_free_datastructures.
11451 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
11453 * dbgcnt.def (ira_move): New counter.
11454 * ira-int.h (ira_create_new_reg): Declare function.
11455 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
11456 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
11457 no longer static. All callers changed.
11458 * ira.c: Include "dbgcnt.h".
11459 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
11460 move_unallocated_pseudos): New static functions.
11461 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
11462 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
11463 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
11464 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
11465 to the pseudos generated in find_moveable_pseudos.
11466 * Makefile.in (ira.o): Add $(DBGCNT_H).
11468 2012-04-12 Richard Guenther <rguenther@suse.de>
11470 PR tree-optimization/52943
11471 * tree-chrec.h (chrec_is_positive): Remove.
11472 * tree-scalar-evolution.c (chrec_is_positive): Move ...
11473 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
11474 Return false for a constant zero instead of negative.
11475 (analyze_siv_subscript_cst_affine): Handle zero difference
11476 in the initial condition explicitely.
11478 2012-04-12 Richard Guenther <rguenther@suse.de>
11480 * tree-parloops.c (parallelize_loops): Also consult the upper
11481 bound for the number of iterations.
11482 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
11483 (loop_prefetch_arrays): Likewise.
11485 2012-04-12 Richard Guenther <rguenther@suse.de>
11487 * cfgloop.h (estimated_loop_iterations_int): Ditch
11488 'conservative' parameter.
11489 (max_stmt_executions_int): Likewise.
11490 (estimated_loop_iterations): Likewise.
11491 (max_stmt_executions): Likewise.
11492 (max_loop_iterations): Declare.
11493 (max_loop_iterations_int): Likewise.
11494 (estimated_stmt_executions): Likewise.
11495 (estimated_stmt_executions_int): Likewise.
11496 * tree-ssa-loop-niter.c (estimated_loop_iterations):
11498 (max_loop_iterations): ... this.
11499 (estimated_loop_iterations_int): Split parts to ...
11500 (max_loop_iterations_int): ... this.
11501 (max_stmt_executions_int): Split parts to ...
11502 (estimated_stmt_executions_int): ... this.
11503 (max_stmt_executions): Split parts to ...
11504 (estimated_stmt_executions): ... this.
11505 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
11506 * predict.c (predict_loops): Likewise.
11507 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
11508 (analyze_siv_subscript_cst_affine): Likewise.
11509 (compute_overlap_steps_for_affine_1_2): Likewise.
11510 (analyze_subscript_affine_affine): Likewise.
11511 (init_omega_for_ddr_1): Likewise.
11512 * tree-parloops.c (parallelize_loops): Likewise.
11513 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
11514 (may_eliminate_iv): Likewise.
11515 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
11516 (loop_prefetch_arrays): Likewise.
11517 * tree-vrp.c (adjust_range_with_scev): Likewise.
11519 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
11521 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
11522 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
11524 (dump_table): Use bool type for need_align and have_df variables.
11525 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
11526 (regs_used): Remove register modifier.
11527 (barrier_align): Move variables slot, credit, jump_to_next
11528 into if block above for loop. Use bool type for jump_to_next.
11529 (sh_function_arg): Use NULL_RTX instead of 0.
11531 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
11533 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
11534 (bswapsi2): New expander.
11536 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
11538 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
11539 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
11541 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
11543 PR rtl-optimization/52876
11544 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
11545 Don't call mark_reg_pointer for incompatible pointer sign extension.
11547 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
11550 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
11552 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
11553 comparisons against TYPE_PRECISION.
11554 * tree-ssa-forwprop.c (combine_conversions): Likewise.
11556 2012-04-11 Xinliang David Li <davidxl@google.com>
11558 * tree-passes.h: Remove TODO_dump_func.
11559 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
11560 * trans-mem.c: Remove TODO_dump_func.
11561 * ira.c: Remove TODO_dump_func.
11563 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
11565 * config/i386/i386.c (ix86_option_override_internal): Check
11566 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
11567 after TARGET_64BIT is updated.
11569 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
11571 * config/sh/sh.h: Remove old secondary reload code.
11573 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
11575 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
11576 (ready_reorder): ... this function.
11578 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
11580 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
11583 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
11584 insns so that no other insn is queued for a time before them.
11586 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
11589 2012-04-11 Richard Guenther <rguenther@suse.de>
11591 PR middle-end/52621
11592 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
11593 consider loop nesting.
11594 (evolution_function_is_univariate_p): Properly check the remainder
11597 2012-04-11 Richard Guenther <rguenther@suse.de>
11599 PR middle-end/52918
11600 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
11602 2012-04-11 Nick Clifton <nickc@redhat.com>
11604 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
11605 information, if requested.
11607 * config/rx/rx.c (rx_expand_prologue): Likewise.
11609 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
11610 Michael Matz <matz@suse.de>
11613 * rtlanal.c (unsigned_reg_p): New function.
11614 Update copyright notice dates.
11615 * rtl.h (unsigned_reg_p): Prototype it.
11616 Update copyright notice dates.
11617 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
11619 * expr.c (expand_expr_real_1): Set register attributes.
11620 * stmt.c (expand_case): Likewise.
11622 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
11625 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
11626 consider_sh2a and allow_zero.
11627 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
11628 (disp_addr_displacement): New function.
11629 (sh_address_cost): Use disp_addr_displacement function instead
11630 of DISP_ADDR_OFFSET.
11631 (sh_legitimate_address_p): Adapt to changed
11632 sh_legitimate_index_p declaration.
11633 (sh_find_mov_disp_adjust): Remove HImode check.
11634 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
11635 disp_addr_displacement and max_mov_insn_displacement.
11636 (max_mov_insn_displacement): Remove HImode check.
11637 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
11638 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
11639 * config/sh/constraints.md (K05, K13): New constraints.
11640 (K12): Correct comment.
11641 (Sdd): Do not use DISP_ADDR_P macro.
11642 (Snd, Sbw): Use satisfies_constraint_Sdd.
11643 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
11644 (*extendhisi2_compact, movhi_i): Remove.
11645 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
11646 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
11647 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
11648 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
11649 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
11650 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
11651 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
11653 Add new peepholes for HImode displacement addressing.
11655 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
11657 * config/sh/sh.h (SIDI_OFF): Remove.
11658 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
11659 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
11660 or operand_subword.
11662 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
11665 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
11666 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
11667 * doc/md.texi (Standard Names): Add bswap.
11668 * builtin-types.def (BT_UINT16): New primitive type.
11669 (BT_FN_UINT16_UINT16): New function type.
11670 * builtins.def (BUILT_IN_BSWAP16): New.
11671 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
11672 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
11673 expand_builtin_bswap.
11674 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
11675 (fold_builtin_1): Likewise.
11676 (is_inexpensive_builtin): Likewise.
11677 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
11678 missing bits for bswap to libcall code.
11679 * tree.c (build_common_tree_nodes): Build uint16_type_node.
11680 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
11681 (uint16_type_node): New define.
11682 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
11683 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
11685 (rs6000_init_builtins): Likewise.
11686 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
11688 2012-04-11 Tristan Gingold <gingold@adacore.com>
11690 * doc/extend.texi (Type Attributes): Move paragraph.
11692 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
11695 * diagnostic.h (show_caret): Declare.
11696 (caret_max_width): Declare.
11697 (diagnostic_show_locus): Declare.
11698 * diagnostic.c (diagnostic_initialize): Initialize to false.
11699 (diagnostic_show_locus): New.
11700 (diagnostic_report_diagnostic): Call it.
11701 (getenv_columns): New.
11702 (adjust_line): New.
11703 (diagnostic_set_caret_max_width): New.
11704 * input.c (read_line): New.
11705 (location_get_source_line): New.
11706 * input.h (location_get_source_line): Declare.
11707 * toplev.c (general_init): Initialize show_caret from options.
11708 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
11709 * opts.c (common_handle_option): Likewise.
11710 * pretty-print.h (pp_get_prefix): New.
11711 (pp_base_get_prefix): New.
11712 * common.opt (fdiagnostics-show-caret): New option.
11713 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
11715 2012-04-11 Richard Guenther <rguenther@suse.de>
11717 PR rtl-optimization/52881
11718 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
11720 2012-04-11 Richard Guenther <rguenther@suse.de>
11722 PR tree-optimization/52912
11723 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
11724 manipulation code we are threading through a loop header
11725 to an exit destination.
11727 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
11729 * tree.h (warn_if_unused_value): Move declaration from here.
11730 * stmt.c (warn_if_unused_value): Move definition from here.
11732 2012-04-10 Michael Matz <matz@suse.de>
11734 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
11736 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
11737 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
11738 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
11739 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
11740 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
11741 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
11742 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
11743 (vect_record_strided_load_vectors): Rename to
11744 vect_record_grouped_load_vectors.
11745 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
11746 Rename use of above macros.
11747 (vect_verify_datarefs_alignment): Ditto.
11748 (vector_alignment_reachable_p): Ditto.
11749 (vect_peeling_hash_get_lowest_cost): Ditto.
11750 (vect_enhance_data_refs_alignment): Ditto.
11751 (vect_analyze_group_access): Ditto and rename stride to groupsize.
11752 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
11753 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
11754 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
11755 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
11756 (vect_record_strided_load_vectors): Rename to
11757 vect_record_grouped_load_vectors.
11758 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
11759 (destroy_loop_vec_info): Ditto.
11760 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
11761 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
11762 (vect_analyze_slp): Ditto.
11763 (new_bb_vec_info): Ditto.
11764 (destroy_bb_vec_info): Ditto.
11765 (vect_schedule_slp_instance): Ditto and rename strided_store to
11767 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
11768 vect_cost_group_size.
11769 (vect_model_store_cost): Rename use of above macros and call
11770 to vect_cost_strided_group_size.
11771 (vect_model_load_cost): Ditto.
11772 (vectorizable_store): Ditto, rename strided_store to grouped_store
11773 and calls to renamed tree-vectorizer.h functions.
11774 (vectorizable_load): Ditto.
11775 (vect_transform_stmt): Rename use of above macros and strided_store
11778 2012-04-10 Jan Hubicka <jh@suse.cz>
11780 * cgraph.h: Remove misledaing comment on ipa-ref.h.
11781 (symtab_type): New enum.
11782 (symtab_node): New structure.
11783 (cgraph_node, varpool_node): Add symbol base type.
11784 (cgraph, varpool): New accestor functions.
11785 * cgraph.c (cgraph_create_node_1): Set symbol type.
11786 * varpool.c (varpool_node): Set symbol type.
11788 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
11789 Richard Sandiford <rdsandiford@googlemail.com>
11791 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
11793 2012-04-10 Richard Guenther <rguenther@suse.de>
11795 PR middle-end/52888
11796 * gimple-low.c (gimple_check_call_args): Properly account for
11797 compatible aggregate types.
11799 2012-04-10 Richard Guenther <rguenther@suse.de>
11801 * toplev.h (tree_rest_of_compilation): Remove.
11802 * tree-optimize.c (tree_rest_of_compilation): Likewise.
11803 * cgraph.h (tree_rest_of_compilation): Declare.
11804 * tree-optimize.c (tree_rest_of_compilation): Move ...
11805 * cgraphunit.c (tree_rest_of_compilation): ... here.
11806 * cgraph.c (cgraph_add_new_function): Adjust.
11807 * Makefile.in (tree-optimize.o): Adjust.
11808 (cgraphunit.o): Likewise.
11810 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
11812 PR tree-optimization/52870
11813 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
11814 presumed pattern statement is within the same loop or basic block.
11816 2012-04-10 Tristan Gingold <gingold@adacore.com>
11818 * gengtype.c (main): Make uintptr_t a known type.
11820 2012-04-10 Richard Guenther <rguenther@suse.de>
11822 * tree-pass.h (tree_lowering_passes): Remove.
11823 * tree-optimize.c (tree_lowering_passes): Remove.
11824 * cgraph.c (cgraph_add_new_function): Inline relevant parts
11825 of tree_lowering_passes, avoid redundant call of early local passes.
11826 * cgraphunit.c (cgraph_lower_function): Fold into ...
11827 (cgraph_analyze_function): ... its single caller. Inline
11828 relevant parts of tree_lowering_passes.
11830 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
11833 * config/pa/pa.opt: Remove SIO and GNU_LD.
11835 2012-04-09 Jan Hubicka <jh@suse.cz>
11840 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
11841 boundary, add its target too.
11842 * lto.c (add_references_to_partition): Add also aliased nodes.
11843 (add_cgraph_node_to_partition,
11844 add_varpool_node_to_partition): Work on nodes, not functions/variables;
11845 when adding alias, add also the aliased object.
11847 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
11850 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
11851 VOIDmode immediate operands.
11852 * config/i386/constraints.md (Wz): New constraint.
11853 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
11855 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
11858 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
11859 the DECL generated for the special GOT helper.
11861 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
11863 * config/sh/constraints.md: Update list of constraints in
11865 (Sr0): Remove unused memory constraint.
11867 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
11869 * tree-pretty-print.h: Update comment.
11871 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
11873 * config/sh/sh.md: Use braced string notation where applicable.
11874 (*prefetch_i4, prefetch_m2a): Merge into ...
11875 (*prefetch): ... this new insn.
11877 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
11879 * config/sh/sh.h (high_life_started): Remove
11880 * config/sh/predicates.md (general_movdst_operand): Use
11881 'reload_in_progress' instead of 'high_life_started'.
11882 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
11883 divsi_inv_fp): Likewise.
11885 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
11887 * config/sh/sh-protos.h (prepare_move_operands): Return void
11889 * config/sh/sh.c (prepare_move_operands): Likewise.
11890 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
11892 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
11894 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
11895 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
11896 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
11897 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
11898 commutative_float_operator, noncommutative_float_operator,
11899 sh_handle_pragma): Remove.
11901 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
11903 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
11904 Use @option markup on command-line options. Use @samp markup on
11905 literal keywords to options. Use @code markup on code fragments.
11906 Use other markup in preference to quotation marks in the text.
11907 Add markup to some passages without any.
11909 2012-04-06 Mike Stump <mikestump@comcast.net>
11911 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
11913 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
11915 * config/sh/sh.c (hi_const): Remove.
11916 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
11919 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
11921 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
11923 * config/sh/sh.c (sh_expand_t_scc): Likewise.
11924 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
11925 calling sh_expand_t_scc.
11927 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
11929 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
11930 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
11931 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
11932 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
11933 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
11934 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
11935 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
11936 sh2a_is_function_vector_call): Use bool as return type.
11937 (sh_pass_in_reg_p): Remove.
11938 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
11939 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
11940 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
11941 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
11942 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
11943 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
11944 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
11945 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
11946 sh_loads_bankedreg_p): Use bool as return type.
11947 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
11948 'register' modifier.
11950 2012-04-06 Matt Turner <mattst88@gmail.com>
11952 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
11954 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
11956 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
11957 of the destination isn't also a FP_REGS register.
11959 2012-04-05 Teresa Johnson <tejohnson@google.com>
11960 H.J. Lu <hongjiu.lu@intel.com>
11962 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
11963 * config/i386/i386.md (move immediate to memory peephole2):
11964 Add cases for HImode move when LCP stall avoidance is needed.
11965 * config/i386/i386.c (initial_ix86_tune_features): Initialize
11966 X86_TUNE_LCP_STALL entry.
11968 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
11971 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
11972 CONST_INT operands, zero-extended with AND.
11974 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
11977 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
11978 first argument instead of mode size. Move displacement calculations
11980 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
11981 ... these new functions.
11982 (disp_adjust): Remove max_mov_disp field.
11983 (sh_legitimate_index_p): Use max_mov_insn_displacement and
11984 mov_insn_alignment_mask.
11985 (sh_address_cost): Use max_mov_insn_displacement.
11987 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
11989 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
11990 (arch_enabled): Handle new arch types.
11991 (one_cmpldi2): Add NEON support.
11993 2012-04-05 Richard Guenther <rguenther@suse.de>
11995 * gimple.c (walk_gimple_op): Compute val_only for the LHS
11996 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
11997 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
11998 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
11999 ... here and make static.
12000 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
12003 2012-04-05 Richard Guenther <rguenther@suse.de>
12005 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
12006 basic-block before removing it.
12008 2012-04-05 Richard Guenther <rguenther@suse.de>
12010 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
12011 version namespace as we release the freelist.
12013 2012-04-05 Richard Guenther <rguenther@suse.de>
12015 * tree-nrv.c (tree_nrv): Release VDEFs.
12016 * tree-sra.c (sra_modify_constructor_assign): Likewise.
12017 (sra_modify_assign): Likewise.
12018 * tree-vect-stmts.c (vect_remove_stores): Likewise.
12019 * tree-vect-loop.c (vect_transform_loop): Likewise.
12020 * tree-ssa-dom.c (optimize_stmt): Likewise.
12021 * tree-vect-slp.c (vect_schedule_slp): Likewise.
12022 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
12024 2012-04-05 Richard Guenther <rguenther@suse.de>
12026 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
12028 * gimple.h (gsi_remove): Adjust.
12029 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
12030 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
12031 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
12032 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
12033 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
12034 * tree-ssa-pre.c (eliminate): Likewise.
12036 2012-04-04 Mike Stump <mikestump@comcast.net>
12038 * doc/rtl.texi (const_double): Document as sign-extending.
12039 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
12040 * emit-rtl.c (immed_double_int_const): Refine to state the
12042 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
12043 CONST_DOUBLE integers.
12044 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
12045 negative values are converted. Fix conversions bigger than
12046 HOST_BITS_PER_WIDE_INT.
12047 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
12048 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
12049 * explow.c (plus_constant_mode): Add.
12050 (plus_constant): Implement with plus_constant_mode.
12051 * rtl.h (plus_constant_mode): Add.
12053 2012-04-04 Richard Guenther <rguenther@suse.de>
12055 PR tree-optimization/52808
12056 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
12057 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
12059 2012-04-04 Tristan Gingold <gingold@adacore.com>
12061 * expr.c (expand_expr_real_2): Handle larger sizetype in
12064 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
12066 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
12067 to m2a-single instead of m2e.
12069 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
12071 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
12072 Change type of BITOFFSET to signed. Make sure the lower bound of
12073 the computed range is non-negative by adjusting OFFSET and BITPOS.
12074 (expand_assignment): Adjust call to get_bit_range.
12076 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
12078 * h8300/h8300.c (h8300_current_function_monitor_function_p):
12079 New function. Added to check monitor functions.
12080 (h8300_option_override): Modified to generate error/warning
12081 messages for invalid combinations of different command line
12083 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
12084 save EXR on stack for monitor function in case of H8S target
12085 when "-mno-exr" is passed.
12086 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
12088 * doc/invoke.texi: Document H8S options.
12090 2012-04-03 Tristan Gingold <gingold@adacore.com>
12092 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
12093 of gcc_AC_FUNC_MMAP_BLACKLIST.
12094 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
12095 * Makefile.in (aclocal_deps): Add mmap.m4.
12096 * configure: Regenerate.
12097 * aclocal.m4: Regenerate.
12099 2012-04-03 Richard Guenther <rguenther@suse.de>
12101 PR tree-optimization/52808
12102 * tracer.c (tail_duplicate): Return whether we have duplicated
12104 (tracer): If we have duplicated any block, cleanup the CFG.
12105 * cfghooks.c (duplicate_block): If we duplicated a loop
12106 header but not its loop, destroy the loop because it now has
12108 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
12109 the cfg manipulation routines we are not creating a multiple
12112 2012-04-03 Tristan Gingold <gingold@adacore.com>
12114 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
12116 (vms_c_common_override_options): Allow parameterless variadic
12119 2012-04-03 Jakub Jelinek <jakub@redhat.com>
12121 PR tree-optimization/52835
12122 * tree-data-ref.c (build_rdg): Return NULL if
12123 compute_data_dependences_for_loop failed.
12125 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
12127 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
12128 for REAL_CST as well.
12129 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
12130 In the bitfield case, if the value is a REAL_CST, convert it first to
12133 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
12135 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
12136 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
12137 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
12139 * config/i386/biarchx32.h: New.
12141 2012-04-02 Anatoly Sokolov <aesok@post.ru>
12143 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
12144 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
12145 (arm_preferred_reload_class): New function.
12147 2012-04-02 Richard Guenther <rguenther@suse.de>
12149 PR tree-optimization/52756
12150 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
12151 (thread_through_loop_header): After threading through the loop latch
12152 remove the split part from the loop and clear further threading
12153 opportunities that would create a multiple entry loop.
12155 2012-04-02 Richard Guenther <rguenther@suse.de>
12157 PR rtl-optimization/52800
12158 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
12159 CLEANUP_CFG_CHANGED.
12161 2012-04-02 Richard Guenther <rguenther@suse.de>
12163 PR middle-end/52803
12164 * loop-init.c (gate_handle_loop2): Destroy loops here if
12165 we don't enter RTL loop optimizers.
12167 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
12170 2012-03-29 Richard Guenther <rguenther@suse.de>
12172 * rtl.h (extended_count): Remove.
12173 * combine.c (extended_count): Remove.
12175 2012-04-02 Dodji Seketeli <dodji@redhat.com>
12178 * pt.c (more_specialized_fn): Don't apply decay conversion to
12179 types of function parameters.
12181 2012-04-02 Tristan Gingold <gingold@adacore.com>
12183 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
12184 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
12185 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
12186 (ggc_pch_this_base): Use uintptr_t instead of size_t.
12188 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
12191 * config/i386/i386.c (ix86_option_override_internal): Don't
12192 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
12194 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
12196 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
12197 (stmt_can_make_abnormal_goto): Use it.
12198 (is_ctrl_altering_stmt): Likewise.
12200 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
12201 Kaz Kojima <kkojima@gcc.gnu.org>
12203 * config/sh/sh.c (push_regs): Skip banked registers when
12204 resbank attribute is specified.
12205 (sh_expand_epilogue): Likewise.
12207 2012-03-30 Richard Henderson <rth@redhat.com>
12210 * combine-stack-adj.c (prev_active_insn_bb): New.
12211 (next_active_insn_bb): New.
12212 (force_move_args_size_note): New.
12213 (combine_stack_adjustments_for_block): Use it.
12215 2012-03-30 Richard Henderson <rth@redhat.com>
12217 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
12218 (ix86_expand_vector_init_duplicate): Initialize it.
12219 (expand_vec_perm_palignr): Likewise.
12220 (ix86_expand_vec_perm_const): Likewise.
12221 (ix86_vectorize_vec_perm_const_ok): Likewise.
12222 (expand_vec_perm_blend): Use it.
12223 (expand_vec_perm_vpermil): Likewise.
12224 (expand_vec_perm_pshufb): Likewise.
12225 (expand_vec_perm_1): Likewise.
12226 (expand_vec_perm_pshuflw_pshufhw): Likewise.
12227 (expand_vec_perm_interleave2): Likewise.
12228 (expand_vec_perm_vpermq_perm_1): Likewise.
12229 (expand_vec_perm_vperm2f128): Likewise.
12230 (expand_vec_perm_interleave3): Likewise.
12231 (expand_vec_perm_vperm2f128_vblend): Likewise.
12232 (expand_vec_perm_vpshufb2_vpermq): Likewise.
12233 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
12234 (expand_vec_perm_broadcast): Likewise.
12235 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
12237 2012-03-30 Richard Henderson <rth@redhat.com>
12239 * dwarf2out.c (gen_variable_die): Initialize off.
12241 2012-03-30 Tristan Gingold <gingold@adacore.com>
12243 * config/vms/vms-f.c: New file.
12244 * config/vms/t-vms (vms-f.o): New rule.
12245 * config.gcc (*-*-*vms*): Define fortran_target_objs.
12247 2012-03-30 Richard Guenther <rguenther@suse.de>
12249 PR tree-optimization/52754
12250 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
12251 propagate arbitrary addresses into really plain dereferences.
12253 2012-03-30 Richard Guenther <rguenther@suse.de>
12255 PR middle-end/52772
12256 * except.c (emit_to_new_bb_before): Move loop updating ...
12257 (dw2_build_landing_pads): ... here. Use a proper block for
12258 querying the loop father.
12260 2012-03-30 Tristan Gingold <gingold@adacore.com>
12262 * config/ia64/ia64.c (ia64_section_type_flags): Remove
12263 common_object attribute handling.
12264 (SECTION_VMS_OVERLAY): Remove
12265 (ia64_vms_common_object_attribute): Replace abort with an assert.
12266 Do not set DECL_SECTION_NAME.
12267 (ia64_vms_output_aligned_decl_common): Handle common_object
12269 (ia64_vms_elf_asm_named_section): Remove.
12270 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
12272 2012-03-30 Richard Guenther <rguenther@suse.de>
12274 PR middle-end/52786
12275 * double-int.c (rshift_double): Remove not needed cast.
12277 2012-03-30 Richard Guenther <rguenther@suse.de>
12279 * tree-affine.h (print_aff): Remove.
12280 * tree-affine.c (print_aff): Make static.
12281 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
12282 (get_references_in_stmt): Likewise.
12283 (print_direction_vector): Likewise.
12284 (print_dir_vectors): Likewise.
12285 (print_dist_vectors): Likewise.
12286 (dump_subscript): Likewise.
12287 (dump_ddrs): Likewise.
12288 (dump_dist_dir_vectors): Likewise.
12289 (dump_data_references): Likewise.
12290 (dump_data_dependence_relation): Likewise.
12291 (dump_data_dependence_direction): Likewise.
12292 (dump_rdg_vertex): Likewise.
12293 (dump_rdg_component): Likewise.
12294 (debug_ddrs): Declare.
12295 (struct data_ref_loc_d): Move ...
12296 * tree-data-ref.c (struct data_ref_loc_d): ... here.
12297 (get_references_in_stmt): Make static.
12298 (dump_data_references): Likewise.
12299 (dump_subscript): Likewise.
12300 (print_direction_vector): Likewise.
12301 (print_dir_vectors): Likewise.
12302 (print_dist_vectors): Likewise.
12303 (dump_data_dependence_relation): Likewise.
12304 (dump_dist_dir_vectors): Likewise.
12305 (dump_ddrs): Likewise.
12306 (dump_rdg_vertex): Likewise.
12307 (dump_rdg_component): Likewise.
12308 (debug_ddrs): New function.
12309 (access_matrix_get_index_for_parameter): Remove.
12311 2012-03-30 Tristan Gingold <gingold@adacore.com>
12313 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
12314 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
12315 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
12316 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
12317 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
12318 (vms_patch_builtins): Handle new flags
12319 * config/vms/vms-crtlmap.map: Completed using nm on
12320 c and math system libraries.
12321 * config/vms/make-crtlmap.awk: Handle any number of flags.
12323 2012-03-30 Martin Jambor <mjambor@suse.cz>
12325 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
12326 is a builtin_stack_save in a dominating BB.
12328 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
12330 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
12331 crossing 128bit lane boundary.
12333 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
12335 * ira-color.c (setup_left_conflict_sizes_p): Process all
12336 conflicting objects.
12338 2012-03-29 Jakub Jelinek <jakub@redhat.com>
12340 PR tree-optimization/52760
12341 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
12342 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
12344 2012-03-29 Richard Guenther <rguenther@suse.de>
12346 * cgraph.h (cgraph_materialize_all_clones): Remove.
12347 (reset_inline_failed): Likewise.
12348 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
12349 * cgraphbuild.c (reset_inline_failed): Remove.
12350 * rtl.h (cse_main): Remove.
12351 (extended_count): Likewise.
12352 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
12353 (cse_main): Make static.
12354 * combine.c (extended_count): Remove.
12355 (dump_combine_stats): Mark as DEBUG_FUNCTION.
12356 * basic-block.h (reorder_basic_blocks): Remove.
12357 * bb-reorder.c (reorder_basic_blocks): Make static.
12358 * Makefile.in (dse.o): Remove dse.h dependency.
12360 * dse.c (gate_dse): Remove.
12361 (clear_alias_mode_eq): Likewise.
12362 (clear_alias_mode_hash): Likewise.
12363 (dse_record_singleton_alias_set): Likewise.
12364 (dse_invalidate_singleton_alias_set): Likewise.
12366 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
12368 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
12369 crtbegin_so%O%s for -shared.
12370 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
12372 2012-03-29 Richard Guenther <rguenther@suse.de>
12374 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
12375 (add_to_value): Remove.
12376 (print_value_expressions): Likewise.
12377 * tree-ssa-pre.c (add_to_value): Make static.
12378 (print_value_expressions): Likewise.
12379 * gimple.h (gimple_adjust_this_by_delta): Remove.
12380 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
12382 2012-03-29 Richard Guenther <rguenther@suse.de>
12384 PR middle-end/50708
12385 * double-int.h (rshift_double): Remove.
12386 * double-int.c (lshift_double): Use absu_hwi to make count positive.
12387 (rshift_double): Make static, take unsigned count argument,
12388 remove handling of negative count argument.
12389 (double_int_rshift): Dispatch to lshift_double.
12391 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
12393 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
12394 OPTION_MASK_ABI_64.
12396 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
12397 (SPEC_X32): Likewise.
12398 (MULTILIB_DEFAULTS): Likewise.
12400 * config/i386/i386.c (isa_opts): Remove -m64.
12401 (ix86_target_string): Properly handle -m32/-m64/-mx32.
12402 (ix86_option_override_internal): Properly
12403 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
12404 handle -m32, -m64 and -mx32.
12406 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
12407 with OPTION_ABI_X32. Moved after TARGET_LP64.
12408 (TARGET_LP64): Changed to OPTION_ABI_64.
12410 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
12411 (mx32): Replace ISA_X32 with ABI_X32.
12413 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
12415 * tree.c (tree_size) <VECTOR_CST>: New case.
12417 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
12419 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
12420 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
12422 2012-03-28 Jakub Jelinek <jakub@redhat.com>
12424 PR middle-end/52691
12425 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
12426 __builtin_va_start to __builtin_next_arg if the latter is
12427 builtin_decl_explicit_p rather than when it is not.
12429 PR middle-end/52750
12430 * tree-vect-generic.c (vector_element): Perform multiplication
12431 for pos in bitsizetype type instead of idx type.
12433 2012-03-28 Richard Guenther <rguenther@suse.de>
12435 * loop-init.c (loop_optimizer_init): If loops are preserved
12436 perform incremental initialization of required loop features.
12437 (loop_optimizer_finalize): If loops are to be preserved only
12438 clean up optional loop features.
12439 (rtl_loop_done): Forcefully free loops here.
12440 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
12441 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
12443 (construct_init_block): Likewise.
12444 (construct_exit_block): Likewise.
12445 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
12446 the CFG after expanding.
12447 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
12448 If we needed to calculate them, free them afterwards.
12449 * tree-pass.h (PROP_loops): New define.
12450 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
12451 * basic-block.h (CLEANUP_CFG_CHANGED): New.
12452 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
12453 (cleanup_cfg): If we did something and have loops around, fix them up.
12454 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
12455 with CLEANUP_CFG_CHANGED.
12456 * cfghooks.c (merge_blocks): If we merge a loop header into
12457 its predecessor, update the loop structure.
12458 (duplicate_block): If we copy a loop latch, adjust loop state
12459 to note we may have multiple latches.
12460 (delete_basic_block): Mark loops for fixup if we remove a loop.
12461 * cfganal.c (forwarder_block_p): Protect loop latches, headers
12463 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
12464 (cfg_layout_can_merge_blocks_p): Likewise.
12465 * cprop.c (bypass_block): If we create a loop with multiple
12466 entries, mark it for removal.
12467 * except.c (emit_to_new_bb_before): Add the new basic-block
12469 * tree-eh.c (lower_resx): Likewise.
12470 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
12471 (expand_omp_taskreg): Likewise.
12472 * tree-inline.c (initialize_cfun): Likewise.
12473 * tree-mudflap.c (add_bb_to_loop): Prototype.
12474 (mf_build_check_statement_for): Properly add new basic-blocks
12476 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
12477 if we remove a loop.
12478 (thread_through_loop_header): Likewise.
12479 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
12480 new basic-blocks to existing loops.
12481 (expand_transaction): Likewise.
12482 * Makefile.in (except.o): Add $(CFGLOOP_H).
12483 (expr.o): Likewise.
12484 (cgraph.o): Likewise.
12485 (cprop.o): Likewise.
12486 (cfgexpand.o): Likewise.
12487 (cfganal.o): Likewise.
12488 (trans-mem.o): Likewise.
12489 (tree-eh.o): Likewise.
12491 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
12494 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
12495 (avr_builtin_decl): New static function.
12496 (struct avr_builtin_description, avr_bdesc): Move up.
12497 Add GTY marker. Add field fndecl. Remove redundant field id.
12498 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
12499 (avr_expand_builtin): Code cleanup because .id is removed.
12501 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
12504 * config.gcc (tm_file): Remove avr/multilib.h.
12506 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
12508 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
12509 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
12510 * config/avr/t-avr: Remove generation of multilib.h.
12511 * config/avr/t-multilib: Regenerate.
12512 * config/avr/multilib.h: Remove.
12513 * config/avr/avr.opt (-msp8): New option.
12514 (avr_sp8): New variable.
12515 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
12516 * config/avr/avr.h (AVR_HAVE_SPH): New define.
12517 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
12518 (avr_device_to_sp8): New prototype.
12519 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
12520 (DRIVER_SELF_SPECS): New define.
12521 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
12522 __AVR_SP8__, __AVR_HAVE_SPH__.
12523 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
12524 AVR_HAVE_8BIT_SP to decide if SP_H is present.
12525 (avr_file_start): Ditto.
12527 2012-03-28 Jakub Jelinek <jakub@redhat.com>
12530 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
12531 instead of 8 in adjust_address.
12533 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
12535 PR middle-end/51893
12536 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
12539 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
12542 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
12543 Rearrange conditional logic. Move displacement address calculations
12545 (sh_find_mov_disp_adjust): ... this new function.
12547 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
12549 * config/arm/arm.opt (mapcs): Remove MaskExists.
12550 * config/cris/linux.opt (mno-gotplt): Likewise.
12551 * config/i386/i386.opt (mhard-float): Likewise.
12553 (mno-sse4): Likewise.
12554 * config/m68k/m68k.opt (mhard-float): Likewise.
12555 * config/mep/mep.op (mcop32): Likewise.
12556 * config/pa/pa-hpux.opt (msio): Likewise.
12557 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
12558 * config/picochip/picochip.opt (mlittle): Likewise.
12559 * config/sh/sh.opt (mrenesas): Likewise.
12560 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
12561 * config/sparc/sparc.opt (mhard-float): Likewise.
12562 * config/v850/v850.opt (mv850es): Likewise.
12563 * config/vax/vax.opt (mg-float): Likewise.
12565 2012-03-27 Martin Jambor <mjambor@suse.cz>
12567 PR middle-end/52693
12568 * tree-sra.c (sra_modify_assign): Do not call
12569 load_assign_lhs_subreplacements when working with an unscalarizable
12572 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
12575 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
12577 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
12578 * config/i386/i386.c: Include reload.h.
12579 (ix86_legitimize_reload_address): New function.
12581 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
12583 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
12584 hasn't been allocated. Define a target macro for Mask and
12585 InverseMask if it hasn't been defined. Remove MaskExists handling.
12587 * doc/options.texi: Remove MaskExists.
12589 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
12592 * config/sh/sh.c (find_barrier): Add equality check of last_got
12593 to avoid going above orig insn. Update comments.
12595 2012-03-27 Richard Guenther <rguenther@suse.de>
12597 PR middle-end/52720
12598 * fold-const.c (try_move_mult_to_index): Handle &x.array more
12601 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
12603 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
12604 of a unit before computing the offset in units.
12605 * expr.c (get_bit_range): Return the null range if the enclosing record
12606 is part of a larger bit field.
12608 2012-03-27 Tristan Gingold <gingold@adacore.com>
12610 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
12611 * config/ia64/ia64.md: Remove mode in template.
12612 Sign extend operand in expand_simple_binop.
12613 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
12614 CASE_VECTOR_MODE instead of TARGET_ILP32.
12615 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
12617 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
12619 * varasm.c (assemble_external): #if 0 out the new assert from the
12620 previous commit, it breaks the Java and Go front ends.
12622 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
12624 * toplev.c (check_global_declaration_1): Do not call assemble_external.
12625 * expr.c (emit_block_move_libcall_fn): Likewise.
12626 (clear_storage_libcall_fn): Likewise.
12627 (expand_expr_addr_expr_1): Likewise.
12628 (expand_expr_real_1): Likewise.
12629 * calls.c (rtx_for_function_call): Likewise.
12631 * varasm.c (assemble_external): Assert this function is only called
12632 during or after expanding to RTL.
12634 2012-03-26 Martin Jambor <mjambor@suse.cz>
12636 PR tree-optimization/50052
12637 * tree-sra.c (tree_non_aligned_mem_p): Removed.
12638 (tree_non_aligned_mem_for_access_p): Likewise.
12639 (build_accesses_from_assign): Removed strict alignment requirements
12641 (access_precludes_ipa_sra_p): Likewise.
12643 2012-03-26 Richard Guenther <rguenther@suse.de>
12645 PR tree-optimization/52701
12646 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
12647 compute and set the evolution part of PHI nodes.
12649 2012-03-26 Richard Guenther <rguenther@suse.de>
12651 PR tree-optimization/52721
12652 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
12654 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
12656 PR tree-optimization/52686
12657 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
12660 2012-03-26 Tristan Gingold <gingold@adacore.com>
12662 * config/alpha/vms.h (LINK_SPEC): Simplify.
12663 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
12664 (NAME__MAIN, SYMBOL__MAIN): Remove.
12665 (VMS_DEBUG_MAIN_POINTER): Remove.
12666 * config/ia64/vms.h: Likewise.
12667 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
12668 code to vms.c. Call vms_start_function.
12669 * config/ia64/ia64.c (ia64_start_function): Likewise.
12670 * config/vms/vms-protos.h (vms_start_function): Declare.
12671 * config/vms/vms.c (vms_start_function): New function.
12672 * config/vms/vms.h (MATH_LIBRARY): Define.
12673 (VMS_DEBUG_MAIN_POINTER): Define.
12675 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
12677 PR rtl-optimization/52629
12678 * reload1.c (count_pseudo): Short-circuit common case.
12679 (count_spilled_pseudo): Return early for pseudos without hard regs.
12680 Assert that the pseudo has got a hard reg before manipulating it.
12682 2012-03-24 Jan Hubicka <jh@suse.cz>
12685 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
12686 (decide_is_variable_needed): Do not handle toplevel reorder here.
12687 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
12688 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
12691 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
12693 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
12694 and str_bitsize instead of more convoluted expressions.
12696 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
12699 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
12701 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
12704 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
12706 2012-03-23 Martin Jambor <mjambor@suse.cz>
12708 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
12710 2012-03-23 Richard Guenther <rguenther@suse.de>
12712 PR tree-optimization/52678
12713 * tree-vectorizer.h (struct _stmt_vec_info): Add
12714 loop_phi_evolution_part member.
12715 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
12716 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
12717 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
12718 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12719 Use the cached evolution part and the PHI nodes value from
12720 the loop preheader edge instead of re-analyzing the evolution.
12722 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12724 * config/mips/mips-tables.opt: Update.
12725 * config/mips/mips.md (processor): Add xlp.
12726 * config/mips/mips-cpus.def: Add xlp.
12727 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
12729 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
12730 * doc/invoke.texi: Mention XLP.
12732 2012-03-22 Jakub Jelinek <jakub@redhat.com>
12734 PR middle-end/52547
12735 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
12736 on any new_local_var_chain vars declared during recursing on
12737 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
12739 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
12741 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
12742 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
12743 (ASM_OUTPUT_LOCAL): Ditto.
12744 (ASM_OUTPUT_COMMON): Remove.
12745 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
12746 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
12748 2012-03-22 Jan Hubicka <jh@suse.cz>
12750 PR middle-end/51737
12751 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
12753 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
12754 * ipa-inline-transform.c (save_inline_function_body): Remove
12755 copied clone if needed.
12756 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
12758 2012-03-22 Richard Guenther <rguenther@suse.de>
12760 PR middle-end/52666
12761 * fold-const.c (fold_ternary_loc): Fix typo.
12763 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
12766 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
12767 (unspecv): Add UNSPECV_MEMORY_BARRIER.
12768 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
12769 (delay_cycles_1, delay_cycles_2): Ditto.
12770 (delay_cycles_3, delay_cycles_4): Ditto.
12771 (nopv, *nopv): Ditto.
12772 (sleep, *sleep): Ditto.
12773 (wdr, *wdr): Ditto.
12775 2012-03-22 Richard Guenther <rguenther@suse.de>
12777 PR tree-optimization/52548
12778 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
12779 because of clobbers.
12780 (prune_clobbered_mems): New function.
12781 (compute_antic_aux): Use it to prune ANTIC_OUT.
12782 (compute_partial_antic_aux): Use it to prune PA_IN.
12783 (compute_avail): Only insert expressions into EXP_GEN that are not
12784 invalidated when translated up to the beginning of the block.
12786 2012-03-22 Richard Guenther <rguenther@suse.de>
12788 PR tree-optimization/52638
12789 * tree-vect-stmts.c (vect_init_vector_1): New function, split
12791 (vect_init_vector): ... here. Handle scalar vector inits.
12792 (vect_get_vec_def_for_operand): Adjust.
12793 (vectorizable_load): Likewise.
12795 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
12797 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
12798 (alpha*-*-freebsd*): Ditto.
12799 (alpha*-*-netbsd*): Ditto.
12800 (alpha*-*-openbsd*): Ditto.
12801 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
12802 (DWARF2_DEBUGGING_INFO): Remove.
12803 (PREFERRED_DEBUGGING_TYPE): Remove.
12804 (ASM_FINAL_SPEC): Remove.
12805 (IDENT_ASM_OP): Remove.
12806 (ASM_OUTPUT_IDENT): Remove.
12807 (SKIP_ASM_OP): Remove.
12808 (ASM_OUTPUT_SKIP): Remove.
12809 (ALIGN_ASM_OP): Remove.
12810 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
12811 (ASM_OUTPUT_CASE_LABEL): Remove.
12812 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
12813 (COMMON_ASM_OP): Remove.
12814 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
12815 (ASCII_DATA_ASM_OP): Remove.
12816 (READONLY_DATA_SECTION_ASM_OP): Remove.
12817 (INIT_SECTION_ASM_OP): Remove.
12818 (FINI_SECTION_ASM_OP): Remove.
12819 (ASM_SECTION_START_OP): Remove.
12820 (ASM_OUTPUT_SECTION_START_FILE): Remove.
12821 (TARGET_ASM_NAMED_SECTION): Remove.
12822 (TARGET_ASM_SELECT_SECTION): Remove.
12823 (MAKE_DECL_ONE_ONLY): Remove.
12824 (TYPE_ASM_OP): Remove.
12825 (SIZE_ASM_OP): Remove.
12826 (ASM_WEAKEN_LABEL): Remove.
12827 (TYPE_OPERAND_FMT): Remove.
12828 (ASM_DECLARE_RESULT): Remove.
12829 (ASM_DECLARE_OBJECT_NAME): Remove.
12830 (ASM_FINISH_DECLARE_OBJECT): Remove.
12831 (ELF_ASCII_ESCAPES): Remove.
12832 (ELF_STRING_LIMIT): Remove.
12833 (STRING_ASM_OP): Remove.
12834 (ASM_OUTPUT_EXTERNAL): Remove.
12835 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
12836 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
12838 (ASM_DECLARE_FUNCTION_NAME): Ditto.
12839 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
12840 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
12841 (ASM_OUTPUT_SKIP): Ditto.
12842 (READONLY_DATA_SECTION_ASM_OP): Remove.
12843 (USER_LABEL_PREFIX): Remove.
12844 (ASM_OUTPUT_ASCII): Remove.
12845 (ASM_OUTPUT_CASE_LABEL): Remove.
12846 (NO_DOLLAR_IN_LABEL): Undefine.
12848 2012-03-22 Richard Guenther <rguenther@suse.de>
12850 PR tree-optimization/52459
12851 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
12852 PHI insertion for calls.
12854 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
12856 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
12857 find_sets_in_insn, canonicalize_insn): Split out from ...
12858 (cse_insn): ... here.
12859 (invalidate_from_clobbers): Take an insn instead of the pattern.
12861 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
12864 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
12865 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
12866 * config/sh/sh.md (sindf2, cosdf2): Remove.
12868 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
12871 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
12872 prologue for unwinder and profiler.
12874 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
12876 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
12877 Introduce emul_name to select the right linker emulation for
12878 powerpc64-*-freebsd*.
12879 * configure: Regenerate.
12880 * config.gcc: Add bits to support powerpc64-*-freebsd*.
12881 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
12882 * config/rs6000/freebsd64.h: New file.
12883 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
12885 (rs6000_savres_strategy): Likewise.
12886 (rs6000_savres_routine_name): Likewise.
12887 (rs6000_elf_file_end): Likewise.
12888 * config/rs6000/t-freebsd64: New file.
12889 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
12890 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
12892 * config/rs6000/freebsd64.h: Remove duplicated entries from last
12894 * config/rs6000/t-freebsd64: Likewise.
12896 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
12898 PR rtl-optimization/52543
12900 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
12901 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
12902 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
12903 (avr_load_libgcc_p): Restrict to __flash loads.
12904 (avr_out_lpm): Only handle 1-byte loads from __flash.
12905 (avr_load_lpm): New function.
12906 (avr_find_unused_d_reg): Remove.
12907 (avr_out_lpm_no_lpmx): Remove.
12908 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
12909 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
12910 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
12911 (load_<mode>, load_<mode>_clobber): New insns.
12912 (mov<mode>): For multi-byte move from non-generic
12913 16-bit address spaces: Expand to load_<mode> resp.
12914 load_<mode>_clobber.
12915 (load<mode>_libgcc): Remove expander.
12916 (split-lpmx): Remove split.
12918 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
12920 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
12921 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
12922 All callers changed.
12923 (Fixed_core_reg): New feature.
12924 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
12926 * neon-testgen.ml: Handle Fixed_core_reg.
12928 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
12930 * config/arm/arm.c (thumb2_reorg): Add complete support
12931 for 16-bit instructions.
12932 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
12934 2012-03-21 Richard Guenther <rguenther@suse.de>
12936 PR tree-optimizer/52636
12937 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
12938 to the appropriate type.
12940 2012-03-21 Richard Guenther <rguenther@suse.de>
12942 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
12944 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
12945 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
12946 * passes.c (init_optimization_passes): Remove pass_init_function,
12947 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
12948 * tree-pass.h (pass_init_function): Remove.
12949 (pass_jump): Remove.
12950 (pass_initial_value_sets): Remove.
12951 (pass_unshare_all_rtl): Remove.
12952 * integrate.c (pass_initial_value_sets): Remove.
12953 * emit-rtl.c (pass_unshare_all_rtl): Remove.
12954 * tree.h (init_function_for_compilation): Remove.
12955 * function.c (init_function_for_compilation): Remove.
12956 (pass_init_function): Remove.
12957 * cfgcleanup.c (rest_of_handle_jump): Remove.
12958 (pass_jump): Remove.
12960 2012-03-20 Jason Merrill <jason@redhat.com>
12962 * tree-streamer-in.c (streamer_alloc_tree): Call
12963 ggc_alloc_zone_cleared_tree_node instead of
12964 ggc_alloc_zone_cleared_tree_node_stat.
12966 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
12968 * doc/extend.texi (Template Instantiation): Remove anachronisms.
12970 2012-03-20 Jakub Jelinek <jakub@redhat.com>
12973 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
12974 (ix86_expand_vec_perm_const_1): Call it.
12976 * config/i386/i386.c (vselect_insn): New variable.
12977 (init_vselect_insn): New function.
12978 (expand_vselect, expand_vselect_insn): Add testing_p argument.
12979 Call init_vselect_insn if vselect_insn is NULL. Adjust
12980 PATTERN (vselect_insn), instead of creating a new insn each time,
12981 only emit a copy of it if not testing and recog has been successful.
12982 (expand_vec_perm_pshufb, expand_vec_perm_1,
12983 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
12987 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
12988 ("enabled" attribute): Handle avx2 and noavx2 isas.
12989 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
12991 (vec_dup<mode>): Add avx2 =x,x alternative.
12992 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
12993 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
12994 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
12995 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
12997 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
12998 if possible, handle also V8SFmode.
13000 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
13002 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
13003 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
13004 reg_or_zero_operand predicate.
13005 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
13007 2012-03-20 Jakub Jelinek <jakub@redhat.com>
13009 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
13010 If operand isn't UNSPEC, return 0.
13012 2012-03-20 Richard Guenther <rguenther@suse.de>
13014 * tree-pass.h (pass_rtl_eh): Remove.
13015 * except.c (gate_handle_eh): Likewise.
13016 (rest_of_handle_eh): Likewise.
13017 (pass_rtl_eh): Likewise.
13018 (finish_eh_generation): Export.
13019 * except.h (finish_eh_generation): Declare.
13020 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
13021 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
13022 after expanding stack alignment. Instead of compacting blocks
13025 2012-03-20 Richard Guenther <rguenther@suse.de>
13027 * stor-layout.c (finish_bitfield_representative): Fallback
13028 to conservative maximum size if the padding up to the next
13029 field cannot be computed as a constant.
13030 (finish_bitfield_layout): If we cannot compute the distance
13031 between the start of the bitfield representative and the
13032 bitfield member start a new representative.
13033 * expr.c (get_bit_range): The distance between the start of
13034 the bitfield representative and the bitfield member is zero
13035 if the field offsets are not constants.
13037 2012-03-20 Tristan Gingold <gingold@adacore.com>
13039 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
13040 convert in lowercase.
13041 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
13042 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
13043 * stor-layout.c (sizetype_tab): Adjust.
13044 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
13045 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
13046 instead of type_kind_last.
13047 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
13048 instead of size_int_kind.
13049 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
13050 * doc/tm.texi: Regenerate.
13051 * defaults.h (SIZETYPE): Provide a default value.
13052 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
13053 (SIZETYPE): Define.
13055 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
13057 * config/sh/sh.md: Use braced string notation where applicable.
13059 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
13061 * config/i386/i386.md (allocate_stack): Simplify.
13063 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
13065 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
13066 copy_to_mode_reg (Pmode, ...).
13067 (expand_builtin_frame_address): Ditto.
13068 * expr.c (emit_block_move_via_libcall): Ditto.
13069 (set_storage_via_libcall): Ditto.
13071 * config/i386/i386.c (ix86_expand_movmem): Ditto.
13072 (ix86_expand_setmem): Ditto.
13073 (ix86_trampoline_init): DItto.
13074 * config/i386/i386.md (cmpstrnsi): Ditto.
13076 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
13078 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
13079 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
13080 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
13081 (SH Options): Likewise.
13083 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
13085 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
13086 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
13087 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
13088 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
13089 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
13092 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
13094 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
13095 * config/i386/i386.c (ix86_decompose_address): Use
13096 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
13097 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
13098 thread pointer to a register.
13101 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
13103 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
13104 if Pmode != word_mode.
13105 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
13106 Pmode == SImode for TARGET_X32.
13108 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
13109 (tls_initial_exec_x32): Likewise.
13111 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
13114 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
13115 DISP_ADDR_OFFSET): New macros.
13116 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
13117 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
13118 (sh_legitimize_address): Add QImode displacement handling.
13119 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
13121 (sh_secondary_reload): Add QImode displacement handling.
13122 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
13123 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
13124 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
13125 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
13126 to register operands only.
13127 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
13128 (extendqihi2): Change insn to expander.
13129 (*extendqihi2_compact_reg): New insn.
13130 (movqi_i, movqi): Replace with ...
13131 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
13132 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
13133 Add new peepholes for QImode displacement addressing.
13135 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
13138 * doc/invoke.texi: Document -Wuseless-cast.
13140 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
13142 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
13143 * tree.h (handled_component_p): Reorder cases.
13144 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
13145 not initialize unsignedp.
13146 (loc_list_from_tree): Likewise.
13147 (fortran_common): Likewise.
13148 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
13150 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
13152 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
13153 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
13154 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
13155 (ix86_split_long_move): Ditto.
13156 (legitimize_tls_address): Use ix86_gen_sub3.
13157 (construct_plt_address): Assert that Pmode == DImode.
13159 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
13161 * config/i386/i386.md: Remove empty predicates and/or constraints.
13162 * config/i386/sync.md: Ditto.
13163 * config/i386/sse.md: Ditto.
13164 * config/i386/mmx.md: Ditto.
13165 * config/i386/pentium.md: Ditto.
13166 * config/i386/athlon.md: Ditto.
13168 2012-03-16 Richard Guenther <rguenther@suse.de>
13170 PR tree-optimization/52603
13171 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
13175 2012-03-14 Richard Guenther <rguenther@suse.de>
13177 PR tree-optimization/52571
13178 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
13179 flag_section_anchors check ...
13180 (vect_can_force_dr_alignment_p): ... here.
13182 2012-03-16 Martin Jambor <mjambor@suse.cz>
13184 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
13185 memory through MEM_REFs by calling extract_bit_field.
13187 2012-03-16 Richard Guenther <rguenther@suse.de>
13189 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
13190 and REFERENCE_TYPE interpretations.
13191 (can_native_interpret_type_p): New function.
13192 (fold_ternary_loc): Use native encode/interpret to fold
13193 BIT_FIELD_REFs of constants.
13195 2012-03-16 Richard Guenther <rguenther@suse.de>
13197 PR middle-end/52584
13198 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
13199 of vector constants and constructors.
13201 2012-03-16 Richard Guenther <rguenther@suse.de>
13203 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
13204 VIEW_CONVERT_EXPR to convert constants.
13205 (vect_is_simple_use): Treat all constants as vec_constant_def.
13207 2012-03-16 Richard Guenther <rguenther@suse.de>
13208 Kai Tietz <ktietz@redhat.com>
13210 PR middle-end/48814
13211 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
13212 side-effects completely in the pre-queue and use a temporary
13215 2012-03-16 Richard Guenther <rguenther@suse.de>
13217 * stor-layout.c (finish_bitfield_representative): Fall back
13218 to the conservative maximum size if we cannot compute the
13219 size of the tail padding.
13221 2012-03-16 Tristan Gingold <gingold@adacore.com>
13223 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
13224 __CRTL_VER and __VMS_VER.
13225 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
13226 and vms_c_get_vms_ver.
13227 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
13229 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
13230 (VMS_DEFAULT_VMS_VER): Define.
13231 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
13232 (VMS_DEFAULT_VMS_VER): Define.
13234 2012-03-16 Richard Guenther <rguenther@suse.de>
13236 * tree-vect-loop.c (get_initial_def_for_induction): Use
13237 build_constructor directly.
13238 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
13239 build_vector_from_val.
13240 * tree.c (build_vector_from_val): Avoid creating a constructor
13241 first when we want a constant vector.
13243 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13245 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
13247 2012-03-16 Richard Guenther <rguenther@suse.de>
13249 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
13250 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
13251 (struct tree_vector): Remove elements member, add variable size
13253 (build_vector_stat): Declare.
13254 (build_vector): Define in terms of build_vector_stat.
13255 * tree.c (build_vector): Rename to ...
13256 (build_vector_stat): ... this. Take array of trees as parameter.
13257 (build_vector_from_ctor): Adjust.
13258 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
13259 initializer_zerop): Adjust.
13260 * cfgexpand.c (expand_debug_expr): Likewise.
13261 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
13262 const_vector_from_tree): Likewise.
13263 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
13264 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
13265 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
13266 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
13267 (lto_input_ts_vector_tree_pointers): Adjust.
13268 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
13269 (write_ts_vector_tree_pointers): Adjust.
13270 * varasm.c (const_hash_1, compare_constant, copy_constant,
13271 output_constant): Adjust.
13272 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
13273 * print-tree.c (print_node): Adjust.
13274 * tree-pretty-print.c (dump_generic_node): Adjust.
13275 * tree-vect-generic.c (uniform_vector_p, vector_element,
13276 lower_vec_perm): Adjust.
13277 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
13278 * tree-vect-slp.c (vect_get_constant_vectors,
13279 vect_transform_slp_perm_load): Adjust.
13280 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
13281 * expmed.c (make_tree): Adjust.
13282 * config/i386/i386.c (ix86_expand_builtin): Adjust.
13283 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
13284 and implementation.
13285 (sparc_fold_builtin): Adjust.
13287 2012-03-16 Tristan Gingold <gingold@adacore.com>
13289 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
13290 * config/vms/vms-stdint.h: New file.
13292 2012-03-16 Tristan Gingold <gingold@adacore.com>
13294 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
13295 (ia64-hp-*vms*): Replaced by ...
13296 (*-*-*vms*): ... This new entry.
13298 2012-03-15 Jakub Jelinek <jakub@redhat.com>
13301 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
13302 (ix86_expand_vec_perm_const_1): Use it.
13305 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
13306 (avx2_permv4df): Remove.
13307 (avx2_permv4di): Macroize into...
13308 (avx2_perm<mode>): ... this using VI8F_256 iterator.
13309 (avx2_permv4di_1): Macroize into...
13310 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
13312 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
13314 * combine.c (apply_distributive_law): Do not distribute SUBREG.
13316 2012-03-15 Ira Rosen <irar@il.ibm.com>
13317 Ulrich Weigand <ulrich.weigand@linaro.org>
13319 * tree-vect-patterns.c (widened_name_p): Rename to ...
13320 (type_conversion_p): ... this. Add new argument to determine
13321 if it's a promotion or demotion operation. Check for
13322 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
13323 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
13325 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
13326 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
13328 (vect_recog_mixed_size_cond_pattern): Likewise and allow
13329 non-constant then and else clauses.
13331 2012-03-15 Ira Rosen <irar@il.ibm.com>
13332 Ulrich Weigand <ulrich.weigand@linaro.org>
13334 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
13335 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
13336 vect_pattern_recog.
13337 * tree-vect-patterns.c (widened_name_p): Pass basic block
13338 info to vect_is_simple_use.
13339 (vect_recog_dot_prod_pattern): Fail for basic blocks.
13340 (vect_recog_widen_sum_pattern): Likewise.
13341 (vect_handle_widen_op_by_const): Support basic blocks.
13342 (vect_operation_fits_smaller_type,
13343 vect_recog_over_widening_pattern): Likewise.
13344 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
13345 Update call to vect_is_simple_use.
13346 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
13348 (check_bool_pattern): Add an argument, update call to
13349 vect_is_simple_use and the recursive calls.
13350 (vect_recog_bool_pattern): Update relevant function calls.
13352 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
13353 (vect_pattern_recog_1): Check for reduction only in loops.
13354 (vect_pattern_recog): Add new argument. Support basic blocks.
13355 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
13356 info to vect_is_simple_use_1.
13357 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
13358 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
13360 2012-03-15 Jakub Jelinek <jakub@redhat.com>
13361 Andrew Pinski <apinski@cavium.com>
13363 PR middle-end/52592
13364 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
13365 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
13366 calls instead of __builtin_ir{int,ound}*.
13368 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13370 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
13373 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13375 * config.gcc (target_type_format_char): New. Document it. Set it for
13377 * configure.ac (gnu_unique_option): Use target_type_format_char
13378 in test. Comment rationale.
13379 * configure: Regenerate .
13381 2012-03-15 Jakub Jelinek <jakub@redhat.com>
13383 PR tree-optimization/52267
13384 * tree-vrp.c (masked_increment): New function.
13385 (register_edge_assert_for_2): Derive ASSERT_EXPRs
13386 from (X & CST1) cmp CST2 tests.
13388 2012-03-15 Richard Guenther <rguenther@suse.de>
13390 PR middle-end/52580
13391 * tree-data-ref.c (subscript_dependence_tester_1): Check
13392 all dimensions for non-conflicting access functions.
13394 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13397 * doc/invoke.texi [C++ Language Options]: Document
13398 -ftemplate-backtrace-limit.
13400 2012-03-15 Tristan Gingold <gingold@adacore.com>
13402 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
13403 before a parameter.
13405 2012-03-15 Tristan Gingold <gingold@adacore.com>
13407 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
13408 use DW_OP_call_frame_cfa.
13410 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
13413 * config/i386/i386-opts.h (pmode): New.
13415 * config/i386/i386.c (ix86_option_override_internal): Properly
13416 check and set ix86_pmode.
13418 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
13420 * config/i386/i386.opt (maddress-mode=): New.
13422 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
13424 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13426 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
13427 (dwarf2out_do_cfi_asm): Likewise.
13428 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
13430 (add_data_member_location_attribute): Likewise.
13431 (gen_array_type_die): Likewise.
13432 (gen_subprogram_die): Likewise.
13433 (gen_producer_string): Likewise.
13434 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
13435 Remove MIPS_DEBUGGING_INFO handling.
13436 (sdb_debug_hooks): Likewise.
13437 (sdbout_begin_block): Likewise.
13438 (sdbout_end_block): Likewise.
13439 (sdbout_begin_prologue): Likewise.
13440 (sdbout_start_source_file): Likewise.
13441 (sdbout_end_source_file): Likewise.
13442 (sdbout_init): Likewise.
13443 * system.h (MIPS_DEBUGGING_INFO): Poison.
13445 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13447 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
13448 (alpha_file_start) [MS_STAMP]: Remove.
13450 * config/alpha/elf.h (TARGET_GAS): Remove.
13451 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
13452 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
13453 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
13454 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
13455 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
13456 (alpha*-*-freebsd*): Likewise.
13457 (alpha*-*-netbsd*): Likewise.
13458 (alpha*-*-openbsd*): Likewise.
13459 (alpha*-*-*): Remove target_cpu_default2.
13460 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
13462 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
13463 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
13464 * config/alpha/alpha.c (print_operand): Always assume
13465 TARGET_AS_SLASH_BEFORE_SUFFIX.
13466 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
13467 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
13468 ("*builtin_setjmp_receiver_er_1"): Remove.
13469 * config/alpha/alpha.opt (malpha-as): Remove.
13471 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
13473 Remove DEC Unix reference.
13475 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
13476 (EXTENDED_COFF): Remove.
13477 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
13478 (EXTENDED_COFF): Don't undef.
13479 * config/alpha/alpha.c (alpha_file_start): Always assume
13481 Don't set targetm.asm_file_start_file_directive.
13482 [!OBJECT_FORMAT_ELF]: Remove.
13483 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
13485 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
13486 (DBX_DEBUGGING_INFO): Remove.
13487 (MIPS_DEBUGGING_INFO): Remove.
13488 (PREFERRED_DEBUGGING_TYPE): Remove.
13489 (DBX_OUTPUT_SOURCE_LINE): Remove.
13490 (SDB_OUTPUT_SOURCE_LINE): Remove.
13491 (DBX_CONTIN_LENGTH): Remove.
13492 (NO_DBX_FUNCTION_END): Remove.
13493 (ASM_STABS_OP): Remove.
13494 (ASM_STABN_OP): Remove.
13495 (ASM_STABD_OP): Remove.
13496 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
13497 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
13498 (PUT_SDB_DEF): Remove.
13499 (PUT_SDB_PLAIN_DEF): Remove.
13500 (PUT_SDB_TYPE): Remove.
13501 (sdb_label_count): Remove.
13502 (PUT_SDB_BLOCK_START): Remove.
13503 (PUT_SDB_BLOCK_END): Remove.
13504 (PUT_SDB_FUNCTION_START): Remove.
13505 (PUT_SDB_FUNCTION_END): Remove.
13506 (PUT_SDB_EPILOGUE_END): Remove.
13507 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
13508 (MIPS_DEBUGGING_INFO): Don't undef.
13509 (DBX_DEBUGGING_INFO): Don't undef.
13510 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
13511 (MIPS_DEBUGGING_INFO): Don't undef.
13512 (DBX_DEBUGGING_INFO): Don't undef.
13513 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
13514 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
13516 (alpha_start_function): Likewise.
13517 (sdb_label_count): Remove.
13518 (alpha_output_filename): Remove DBX_DEBUG handling.
13519 (alpha_file_start): Likewise.
13521 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13523 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
13524 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
13525 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
13527 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
13528 (ld_tls_support): Remove Solaris 8 references.
13529 (lwp_dir, lwp_spec): Remove support for alternate thread library.
13530 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
13531 * configure: Regenerate.
13532 * config.in: Regenerate.
13534 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
13535 * config/i386/sol2.h: Remove Solaris 8 references.
13537 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
13538 (i?86-*-solaris2.9): ... this.
13539 Remove Solaris 8 references.
13540 (Specific, *-*-solaris2*): Document Solaris 8 removal.
13541 Remove Solaris 8 references.
13543 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13545 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
13546 (mips-sgi-irix6.5*): Remove.
13547 * config.host (mips-sgi-irix*): Remove.
13548 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
13549 (set_have_as_tls): Remove *-*-irix6*.
13550 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
13551 * configure: Regenerate.
13553 * config/mips/iris6.h: Remove.
13554 * config/mips/iris6.opt: Remove.
13555 * config/mips/t-irix6: Remove.
13557 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
13558 (TARGET_IRIX6): Remove.
13559 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
13560 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
13561 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
13563 (mips_file_start): Likewise.
13564 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
13566 * config/mips/driver-native.c [__sgi__]: Remove.
13567 (host_detect_local_cpu) [__sgi__]: Remove.
13569 * config/mips/gnu-user.h: Remove iris5.h reference.
13571 * config/mips/mips-modes.def: Remove IRIX 6 reference.
13572 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
13573 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
13576 * gcc.c (main): Move asm_debug initialization ...
13577 (asm_debug): ... here.
13579 * ginclude/stddef.h (__STDDEF_H__): Don't define.
13581 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
13582 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
13583 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
13584 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
13585 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
13586 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
13588 * doc/tm.texi: Regenerate.
13590 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
13592 (MIPS Options, -march): Remove IRIX reference.
13593 * doc/install.texi (Binaries, SGI IRIX): Remove.
13594 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
13596 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
13598 2012-03-14 Martin Jambor <mjambor@suse.cz>
13600 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
13601 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
13602 (expand_expr_real_1): Do not handle misalignment if modifier is
13605 2012-03-14 Richard Guenther <rguenther@suse.de>
13607 PR middle-end/52584
13608 * tree-vect-generic.c (type_for_widest_vector_mode): Take
13609 element type instead of mode, use build_vector_type_for_mode
13610 instead of the langhook, build a vector of proper signedness.
13611 (expand_vector_operations_1): Adjust.
13613 2012-03-14 Richard Guenther <rguenther@suse.de>
13615 PR middle-end/52582
13616 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
13617 a cgraph node for a FUNCTION_DECL that comes from a constructor.
13618 (gimple_get_virt_method_for_binfo): Likewise.
13620 2012-03-14 Richard Guenther <rguenther@suse.de>
13622 PR tree-optimization/52571
13623 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
13624 flag_section_anchors check ...
13625 (vect_can_force_dr_alignment_p): ... here. Do not re-align
13626 DECL_COMMON variables.
13628 2012-03-14 Richard Guenther <rguenther@suse.de>
13630 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
13631 * stor-layout.c (start_bitfield_representative): New function.
13632 (finish_bitfield_representative): Likewise.
13633 (finish_bitfield_layout): Likewise.
13634 (finish_record_layout): Call finish_bitfield_layout.
13635 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
13636 for QUAL_UNION_TYPE fields.
13637 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
13638 Stream DECL_BIT_FIELD_REPRESENTATIVE.
13639 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
13641 PR middle-end/52080
13642 PR middle-end/52097
13643 PR middle-end/48124
13644 * expr.c (get_bit_range): Unconditionally extract bitrange
13645 from DECL_BIT_FIELD_REPRESENTATIVE.
13646 (expand_assignment): Adjust call to get_bit_range.
13648 2012-03-14 Richard Guenther <rguenther@suse.de>
13650 PR middle-end/52578
13651 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
13652 the outermost conversion is a sign-change only.
13653 (fold_binary_loc): Disregard widening and sign-changing
13654 conversions when we determine if two variables are equal
13656 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
13657 (T1)x if the outermost conversion is a sign-change only.
13659 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
13662 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
13664 * config/i386/predicates.md (constant_call_address_operand): Declare
13665 as special predicate. Update all uses.
13667 2012-03-13 Jakub Jelinek <jakub@redhat.com>
13670 * c-parser.c (c_parser_postfix_expression)
13671 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
13673 * config/i386/smmintrin.h: Avoid /* within a comment.
13674 * config/i386/nmmintrin.h: Likewise.
13676 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
13678 * config/i386/i386.md (xbegin): Remove constraint from expander.
13680 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
13682 * config/i386/predicates.md (constant_call_address_operand): Declare
13683 as special predicate. Update all uses.
13684 * config/i386/i386.md: Remove mode from constant_call_address_operand
13686 * config/i386/i386.c (ix86_output_call_insn): Call
13687 constant_call_address_operand with VOIDmode.
13689 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
13691 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
13692 AND zero extended address correctly.
13694 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
13696 * config/i386/predicates.md (tls_symbolic_operand): Declare as
13698 (tls_modbase_operand): Ditto.
13699 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
13700 tls_modbase_operand predicates.
13702 2012-03-13 Martin Jambor <mjambor@suse.cz>
13704 * expr.c (expand_assignment): Handle misaligned scalar writes to
13705 memory through top-level MEM_REFs by calling store_bit_field.
13707 2012-03-13 Richard Guenther <rguenther@suse.de>
13709 PR middle-end/52134
13710 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
13711 if Y is a constant multiple of 1 << CST.
13713 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
13716 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
13717 offset (size) to a value the insns can deal with.
13718 (expand_epilogue): Ditto.
13720 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
13722 * config/arm/neon.ml (ops): Fixup expected instructions for
13723 unsigned vector compares.
13725 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
13727 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
13728 addresses only when %reg is not in word mode.
13730 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13732 * config/microblaze/microblaze.md: Fix typo.
13733 * tree-if-conv.c: Likewise.
13734 * tree-vect-patterns.c: Likewise.
13736 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13738 * config.gcc (extra_passes): Remove.
13739 * configure.ac (extra_passes): Don't substitute.
13740 * configure: Regenerate.
13741 * Makefile.in (EXTRA_PASSES): Remove.
13742 (GCC_PASSES): Remove $(EXTRA_PASSES).
13743 (MOSTLYCLEANFILES): Likewise.
13744 (native): Likewise.
13745 (install-common): Likewise.
13747 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
13749 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
13750 * config/i386/i386.c (ix86_decompose_address): Use
13751 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
13752 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
13753 thread pointer to a register.
13755 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
13757 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
13758 on tls_symbolic_operand.
13759 (tls_global_dynamic_64_<mode>): Likewise.
13761 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
13764 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
13765 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
13767 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
13770 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
13771 type from reg_class_t to enum reg_class.
13772 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
13774 2012-03-12 Andrew Pinski <apinski@cavium.com>
13776 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
13777 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
13778 (value_replacement): Likewise.
13779 (empty_block_p): Check also if the PHIs for the block are empty.
13781 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
13784 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
13785 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
13786 r184615 from 2012-02-28.
13788 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
13790 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
13791 (ix86_gen_tls_local_dynamic_base_64): Likewise.
13792 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
13793 and ix86_gen_tls_local_dynamic_base_64.
13794 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
13795 ix86_gen_tls_local_dynamic_base_64.
13797 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
13798 (*tls_global_dynamic_64_<mode>): This.
13799 (tls_global_dynamic_64): Renamed to ...
13800 (tls_global_dynamic_64_<mode>): This.
13801 (*tls_local_dynamic_base_64): Renamed to ...
13802 (*tls_local_dynamic_base_64_<mode>): This.
13803 (tls_local_dynamic_base_64): Renamed to ...
13804 (tls_local_dynamic_base_64_<mode>): This.
13806 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
13808 * config/i386/i386.c (ix86_option_override_internal): Properly
13809 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
13810 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
13811 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
13812 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
13814 * config/i386/sse.md (sse3_monitor64): Renamed to ...
13815 (sse3_monitor64_<mode>): This.
13817 2012-03-12 Tristan Gingold <gingold@adacore.com>
13819 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
13820 (ia64_function_arg_advance): Ditto.
13822 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13824 * config.gcc (mips*-*-openbsd*): Remove.
13825 * config/mips/openbsd.h: Remove.
13826 * config/mips/sdb.h: Remove.
13828 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
13829 * config/mips/mips.c (sdb_label_count): Remove.
13830 (mips_debugger_offset): Remove #if 0 code.
13831 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
13832 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
13834 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13836 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
13837 binutils reference.
13838 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
13839 Update binutils references.
13840 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
13841 Update binutils reference.
13842 Update Sun as/GNU ld caveat.
13843 Document binutils largefile requirement for LTO plugin.
13844 Remove reference to alternate libpthread.
13846 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13848 * config.gcc (alpha*-dec-osf5.1*): Remove.
13849 * config.host (alpha*-dec-osf*): Remove.
13850 * configure.ac (*-*-osf*): Remove.
13851 (alpha*-dec-osf*): Remove.
13852 * configure: Regenerate.
13854 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
13855 config/alpha/va_list.h, config/alpha/x-osf: Remove.
13857 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
13858 * config/alpha/alpha.c (struct machine_function): Update comment.
13859 (alpha_start_function): Remove Tru64 UNIX as handling for
13861 * config/alpha/alpha.md ("exception_receiver"): Remove
13862 TARGET_LD_BUGGY_LDGP.
13863 ("*exception_receiver_2"): Likewise.
13864 * except.c (finish_eh_generation): Remove Tru64 reference.
13865 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
13866 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
13867 * target.def (handle_pragma_extern_prefix): Remove.
13869 * Makefile.in (mips-tfile.o-warn): Remove.
13870 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
13871 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
13872 * mips-tdump.c, mips-tfile.c: Remove.
13874 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
13876 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
13877 (Specific, alpha*-dec-osf5.1): Note removal.
13878 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
13880 * doc/tm.texi: Regenerate.
13881 * doc/trouble.texi (Cross-Compiler Problems): Remove.
13883 2012-03-12 Richard Guenther <rguenther@suse.de>
13885 * config/arm/arm.c (neon_dereference_pointer): Do not call
13886 covert during RTL expansion.
13888 2012-03-12 Tristan Gingold <gingold@adacore.com>
13890 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
13891 Options. Mention -mpointer-size.
13893 2012-03-12 Richard Guenther <rguenther@suse.de>
13895 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
13896 build_nonstandard_integer_type.
13898 2012-03-12 Richard Guenther <rguenther@suse.de>
13900 * tree.c (signed_or_unsigned_type_for): Use
13901 build_nonstandard_integer_type.
13902 (signed_type_for): Adjust documentation.
13903 (unsigned_type_for): Likewise.
13904 * tree-pretty-print.c (dump_generic_node): Use standard names
13905 for non-standard integer types if available.
13907 2012-03-12 Tristan Gingold <gingold@adacore.com>
13909 * config/vms/vms.opt: Add vms-opts.h header.
13910 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
13912 (-mvms-return-codes): Document.
13913 (-mpointer-size): New option.
13914 (vms_pointer_size): Add enumeration.
13915 * config/vms/vms-opts.h: New file.
13916 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
13917 __INITIAL_POINTER_SIZE.
13918 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
13919 (C_COMMON_OVERRIDE_OPTIONS): Define.
13920 (DWARF2_ADDR_SIZE): Define.
13921 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
13922 * config/vms/vms-protos.h (vms_c_common_override_options):
13924 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
13925 if -mno-pointer-size.
13926 (vms_c_common_override_options): New function.
13927 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
13928 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
13929 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
13930 and flag_vms_pointer_size.
13931 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
13932 * config.gcc (*-*-*vms*): Define xm_file.
13933 (alpha*-dec-*vms*): Do not define xm_file.
13934 (alpha64-dec-*vms*): Remove.
13935 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
13938 2012-03-12 Jakub Jelinek <jakub@redhat.com>
13940 PR tree-optimization/51721
13941 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
13942 if (int) unsvar cmp CST.
13944 2012-03-12 Richard Guenther <rguenther@suse.de>
13946 * tree-sra.c (create_access_replacement): Only rename the replacement
13947 if we can rewrite it into SSA form. Properly mark register typed
13948 replacements that we cannot rewrite with TREE_ADDRESSABLE.
13949 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
13950 for aggregate or BLKmode results.
13952 2012-03-12 Jakub Jelinek <jakub@redhat.com>
13954 PR tree-optimization/52533
13955 * tree-vrp.c (register_edge_assert_for_2): Use double_int
13956 type for mask, only handle shifts by non-zero in-range
13957 shift count, for LE_EXPR and GT_EXPR if new_val is
13958 maximum, don't add the assertion.
13960 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
13962 * doc/invoke.texi: Document -mrtm option.
13963 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
13964 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
13965 (ix86_handle_option): Handle OPT_mrtm.
13966 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
13968 (x86_64-*-*): Ditto.
13969 * i386-builtin-types.def (INT_FTYPE_VOID): New.
13970 * config/i386/i386-c.c (ix86_target_macros_internal): Define
13972 (ix86_target_string): Define -mrtm option.
13974 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
13976 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
13977 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
13978 IX86_BUILTIN_XTEST.
13979 (bdesc_special_args): Ditto.
13980 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
13981 (ix86_expand_special_args_builtin): Handle new built-in type.
13982 (ix86_expand_builtin): Handle XABORT instruction.
13983 * config/i386/i386.h (TARGET_RTM): New.
13984 * config/i386/i386.md (UNSPECV_XBEGIN): New.
13985 (UNSPECV_XEND): Ditto.
13986 (UNSPECV_XABORT): Ditto.
13987 (UNSPECV_XTEST): Ditto.
13994 * config/i386/i386.opt (mrtm): New.
13995 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
13996 * config/i386/rtmintrin.h: New header.
13997 * config/i386/xtestintrin.h: Ditto.
13999 2012-03-12 Tristan Gingold <gingold@adacore.com>
14001 * ginclude/stddef.h: Adjust previous patch.
14002 Use __VMS__ instead of VMS.
14004 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
14006 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
14007 Also convert sequences with CC setting arithmetic instruction.
14009 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
14011 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
14012 from C Language Options to Preprocessor Options.
14013 (C Dialect Options): Move -no-integrated-cpp documentation
14015 (Preprocessor Options): ...to here. Rewrite the description
14016 so it makes more sense, and remove discussion of merging front ends.
14018 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
14020 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
14022 (ix86_expand_setmem): Likewise.
14024 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
14026 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
14029 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
14031 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
14032 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
14034 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
14036 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
14038 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
14040 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
14043 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
14044 Uros Bizjak <ubizjak@gmail.com>
14046 * config/i386/predicates.md (call_insn_operand): Allow
14047 constant_call_address_operand in Pmode only.
14048 (sibcall_insn_operand): Ditto.
14049 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
14050 (*call_vzeroupper): Ditto.
14052 (*sibcall_vzeroupper): Ditto.
14053 (*call_value): Ditto.
14054 (*call_value_vzeroupper): Ditto.
14055 (*sibcall_value): Ditto.
14056 (*sibcall_value_vzeroupper): Ditto.
14057 (*indirect_jump): Ditto.
14058 (*tablejump_1): Ditto.
14059 (indirect_jump): Convert memory address to word mode for TARGET_X32.
14060 (tablejump): Ditto.
14061 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
14064 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
14067 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
14068 Use movrt_negc instead of negc pattern for non-SH2A.
14069 (*movnegt): Remove.
14070 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
14072 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
14074 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
14075 if Pmode != word_mode.
14076 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
14077 Pmode == SImode for TARGET_X32.
14079 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
14080 (tls_initial_exec_x32): Likewise.
14082 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
14084 PR rtl-optimization/52528
14085 * combine.c (can_combine_p): Add setting of subst_low_luid
14086 before call to expand_field_assignment().
14088 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
14090 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
14091 and related program names.
14093 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
14095 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
14097 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
14100 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
14101 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
14102 to set code to 'q'.
14103 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
14104 (*movdi_internal_rex64): Use %E operand modifier for lea.
14105 (*movsi_internal): Ditto.
14107 (*lea<mode>_2): Ditto.
14108 (*lea_{3,4,5,6}_zext): Ditto.
14109 (*tls_global_dynamic_32_gnu): Ditto.
14110 (*tls_global_dynamic_64): Ditto.
14111 (*tls_dynamic_gnu2_lea_32): Ditto.
14112 (*tls_dynamic_gnu2_lea_64): Ditto.
14113 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
14115 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14117 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
14118 redefine to be NULL if the current bit-size is different from the
14119 configured bit-size.
14121 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
14122 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
14123 set the default tuning. Add asserts to make sure the cpu and tune
14124 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
14125 test whether the index is set, instead of > 0.
14126 (rs6000_file_start): Do not reset the default cpu if the current
14127 bit-size is different from the configured bit-size.
14129 2012-03-09 Tristan Gingold <gingold@adacore.com>
14131 * config/vms/vms-crtlmap.map: Add comments.
14132 Add entries needed to build Ada RTS.
14134 2012-03-09 Tristan Gingold <gingold@adacore.com>
14136 * ginclude/stddef.h: Do not define __size_t on VMS.
14138 2012-03-09 Tristan Gingold <gingold@adacore.com>
14140 * c-tree.h (c_default_pointer_mode): New variable.
14141 * c-decl.c (c_default_pointer_mode): New variable.
14142 (c_build_pointer_type): New function.
14143 (grokdeclarator): Call c_build_pointer_type instead
14144 of build_pointer_type.
14146 * config/vms/vms-c.c: Include c-tree.h
14147 (saved_pointer_mode): New variable.
14148 (handle_pragma_pointer_size): New function.
14149 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
14150 (vms_c_register_pragma): Register __pointer_size and
14151 __required_pointer_size pragmas.
14153 2012-03-09 Tristan Gingold <gingold@adacore.com>
14155 * config/vms/vms-c.c (vms_construct_include_filename): New function.
14156 (vms_c_register_includes): Reference it.
14158 2012-03-09 Andrew Pinski <apinski@cavium.com>
14160 PR middle-end/51988
14161 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
14162 print_generic_expr.
14163 (tree_ssa_phiopt_worker): Go through all the PHIs for
14164 value_replacement instead of just the singleton one.
14165 (value_replacement): Change return type to int. Return 0 instead of
14167 Allow the middle basic block to contain more than just the defining
14169 Handle non empty middle basic blocks.
14170 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
14172 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
14174 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
14175 array reference and component reference.
14176 (analyze_scalar_evolution_for_address_of): New.
14178 2012-03-08 Jie Zhang <jzhang918@gmail.com>
14181 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
14182 (hwloop_pattern_reg): Fix set but not used warning.
14183 (bfin_reorg_loops): Remove unused parameter.
14184 (bfin_reorg): Update use of bfin_reorg_loops.
14186 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
14188 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
14189 with integer parameters in registers.
14190 (gen_push): Push register in word_mode instead of Pmode.
14191 (ix86_emit_save_regs): Likewise.
14192 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
14193 (gen_pop): Pop register in word_mode instead of Pmode.
14194 (ix86_emit_restore_regs_using_pop): Likewise.
14195 (ix86_expand_prologue): Replace Pmode with word_mode for push
14196 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
14197 restore RAX and R10 in word_mode.
14198 (ix86_emit_restore_regs_using_mov): Restore integer registers
14200 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
14202 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
14203 (ix86_split_long_move): Likewise.
14205 * config/i386/i386.md (W): New.
14206 (*push<mode>2_prologue): Replace :P with :W.
14207 (*pop<mode>1): Likewise.
14208 (*pop<mode>1_epilogue): Likewise.
14209 (push/pop peephole2): Use word_mode scratch registers.
14211 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
14213 * config/i386/predicates.md (indirect_branch_operand): Simplify.
14215 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
14217 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
14218 for constants in [-63,63].
14220 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
14224 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
14226 * config/i386/i386.c (ix86_print_operand_address): Only handle
14227 zero-extended DImode addresses.
14229 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14231 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
14232 * configure: Regenerate.
14234 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
14237 * config/avr/avr.c (avr_mem_clobber): New static function.
14238 (avr_expand_delay_cycles): Add memory clobber operand to
14239 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
14240 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
14241 (enable_interrupt, disable_interrupt): New expander.
14242 (nopv, sleep, wdr): New expanders.
14243 (delay_cycles_1): Add memory clobber.
14244 (delay_cycles_2): Add memory clobber.
14245 (delay_cycles_3): Add memory clobber.
14246 (delay_cycles_4): Add memory clobber.
14247 (cli_sei): New insn from former "enable_interrupt",
14248 "disable_interrupt" with memory clobber.
14249 (*wdt): New insn from former "wdt" with memory clobber.
14250 (*nopv): Similar, but for "nopv".
14251 (*sleep): Similar, but for "sleep".
14253 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
14254 Kaz Kojima <kkojima@gcc.gnu.org>
14257 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
14258 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
14259 (SUBTARGET_OVERRIDE_OPTIONS): Define.
14261 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
14263 * config/i386/predicates.md (x86_64_zext_general_operand): New.
14264 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
14265 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
14267 2012-03-07 Walter Lee <walt@tilera.com>
14269 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
14270 REG_CFA_* notes for the stack pointer.
14271 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
14272 EH_RETURN_STACKADJ_RTX.
14273 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
14274 generate REG_CFA_* notes for the stack pointer.
14275 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
14276 by EH_RETURN_STACKADJ_RTX.
14278 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
14280 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
14281 when __AVR_3_BYTE_PC__ is defined.
14283 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
14285 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
14286 (ix86_print_operand): Handle '^'.
14287 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
14288 using P mode iterator. Add %^ to asm template to conditionally emit
14290 (*rep_movdi_rex64): Ditto.
14291 (*strsetdi_rex_1): Ditto.
14292 (*rep_stosdi_rex64): Ditto.
14293 (*strmov{si,hi,qi}_1): Add %^ to asm template to
14294 conditionally emit addr32 prefix.
14295 (*rep_mov{si,qi}): Ditto.
14296 (*strset{si,hi,qi}): Ditto.
14297 (*rep_stos{si,qi}): Ditto.
14298 (*cmpstrnqi_nz_1): Ditto.
14299 (*cmpstrnqi_1): Ditto.
14300 (*strlenqi_1): Ditto.
14302 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
14304 * config/i386/i386.c (function_value_64): Return pointers in
14305 word_mode instead of Pmode.
14306 (ix86_promote_function_mode): Likewise.
14308 2012-03-07 Richard Guenther <rguenther@suse.de>
14310 * coverage.c (get_gcov_type): Use type_for_mode.
14311 (get_gcov_unsigned_t): Likewise.
14312 * expr.c (store_constructor): Use type_for_mode.
14313 (try_casesi): Likewise.
14314 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
14315 (add_standard_iv_candidates): Use standard type trees.
14316 * dojump.c (do_jump): Remove dead code.
14318 2012-03-07 Richard Guenther <rguenther@suse.de>
14320 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
14322 2012-03-07 Richard Guenther <rguenther@suse.de>
14324 * convert.c (strip_float_extensions): Move ...
14325 * tree.c (strip_float_extensions): ... here.
14327 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
14330 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
14332 2012-03-07 Richard Guenther <rguenther@suse.de>
14334 * omp-low.c (extract_omp_for_data): Use signed_type_for.
14335 (expand_omp_for_generic): Likewise.
14336 (expand_omp_for_static_nochunk): Likewise.
14337 (expand_omp_for_static_chunk): Likewise.
14338 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
14339 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
14340 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
14341 Use unsigned_type_for.
14342 (vect_create_cond_for_align_checks): Use signed_type_for.
14344 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
14346 PR rtl-optimization/52203
14347 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
14348 all callers to pass NULL except ...
14349 (reset_sched_cycles_in_current_ebb): ... here, save the value
14350 in new variable 'empty'. Increase issue_rate only for
14353 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
14356 * Makefile.in: Let install-gcc-ar depend on installdirs,
14357 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
14358 Don't double canonicalize if cross-compiling.
14360 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
14363 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
14364 to: RAMPZ, RAMPY, RAMPX, RAMPD.
14365 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
14367 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
14370 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
14372 * config/avr/avr.md (xload_8): Adjust insn length.
14374 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
14377 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
14378 if RAMPZ affects reading from RAM.
14380 2012-03-07 Richard Guenther <rguenther@suse.de>
14384 * doc/invoke.texi (Precompiled Headers): Remove sentence that
14385 suggests you can include PCHs from inside another header.
14387 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
14389 PR middle-end/52515
14390 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
14392 2012-03-07 Kai Tietz <ktietz@redhat.com>
14394 * doc/invoke.texi (fwritable-relocated-rdata): Document
14395 new Cygwin/MinGW target option.
14396 * config/i386/winnt.c (i386_pe_unique_section): Ignore
14397 reloc if flag -fwritable-relocated-rdata is not set.
14398 (i386_pe_section_type_flags): Likewise.
14399 * config/i386/cygming.opt (fwritable-relocated-rdata):
14400 Add new flag variable flag_writable_rel_rdata.
14402 2012-03-07 Richard Guenther <rguenther@suse.de>
14404 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
14405 precision against gimple constraints.
14407 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
14409 PR middle-end/52372
14410 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
14412 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
14413 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
14415 (init_emit_regs): Move associated initialization to...
14416 (init_emit_once): ...here.
14418 2012-03-06 Richard Henderson <rth@redhat.com>
14420 * config/m68k/m68k.h (ISA_HAS_TAS): New.
14421 * config/m68k/sync.md (atomic_test_and_set): Use it.
14422 (atomic_test_and_set_1): Likewise.
14424 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
14427 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
14428 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
14429 (vector_ltgt<mode>): Likewise.
14430 (vector_ordered<mode>): Likewise.
14431 (vector_unordered<mode>): Likewise.
14432 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
14434 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
14436 * trans-mem.c: New typedef for tm_region_p.
14437 Define vector types for tm_region_p.
14438 (tm_region_init): Replace region_worklist to a vector called
14441 2012-03-06 Richard Guenther <rguenther@suse.de>
14443 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
14444 MEM_REF with constant pointer operand.
14446 2012-03-06 Richard Guenther <rguenther@suse.de>
14448 PR middle-end/52493
14449 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
14451 2012-03-06 Tristan Gingold <gingold@adacore.com>
14453 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
14454 (external_model_kind): Improve documentation.
14455 (vms_pragma_extern_model): Handle relaxed_redef.
14456 (vms_c_register_pragma): Allow expansion for nomember_alignment.
14458 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
14460 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
14461 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
14462 Some more notes on EIND usage and reorder EIND subsection.
14464 2012-03-06 Tristan Gingold <gingold@adacore.com>
14466 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
14467 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
14469 2012-03-06 Tristan Gingold <gingold@adacore.com>
14471 * config/vms/t-vmsnative (version): Define.
14472 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
14474 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
14476 PR rtl-optimization/52250
14477 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
14478 to put note list into. Unconditionally call move_bb_info.
14479 (move_bb_info): Do not assert the blocks being in the same region,
14480 just drop the note list if they are not.
14482 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
14485 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
14486 and use unified expansion logic.
14487 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
14488 closer to the existing movt insn.
14489 (negc): Rename insn to *negc. Add new expander.
14490 (movnegt): Use xor pattern for T bit negation. Reserve helper
14491 constant for negc pattern.
14492 (*movnegt): New insn and splitter.
14494 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
14496 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
14499 2012-03-05 Richard Henderson <rth@redhat.com>
14501 * genemit.c (main): Include "target.h" in insn-emit.c.
14502 * Makefile.in (insn-emit.o): Depend on TARGET_H.
14503 * config/sh/sync.md (atomic_test_and_set): Reference
14504 targetm.atomic_test_and_set_trueval instead of
14505 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
14507 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
14509 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
14512 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
14514 * langhooks.c (add_builtin_type): New function.
14515 * langhooks.h (add_builtin_type): Export it.
14516 * config/mep/mep.c (mep_init_builtins): Use it.
14517 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
14519 2012-03-05 Jakub Jelinek <jakub@redhat.com>
14522 * tree.h (BLOCK_SAME_RANGE): Define.
14523 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
14524 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
14525 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
14526 isn't equal to supercontext fragment's fragment chain.
14527 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
14529 (blocks_nreverse_all): Likewise.
14530 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
14531 BLOCK_SUPERCONTEXT to supercontext fragment instead of
14532 supercontext fragment's fragment origin.
14533 * dwarf2out.c (add_high_low_attributes): If stmt has the same
14534 range as its parent (or parents thereof etc.), use the parent's
14535 DW_AT_ranges value instead of creating a new .debug_ranges range.
14537 2012-03-05 Richard Henderson <rth@redhat.com>
14540 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
14541 * omp-low.c (expand_omp_atomic): Assume anything aligned to
14542 BIGGEST_ALIGNMENT is aligned.
14544 2012-03-05 Richard Henderson <rth@redhat.com>
14546 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
14547 * config/sh/sh.c: ... here.
14549 2012-03-05 Richard Henderson <rth@redhat.com>
14552 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
14553 instead of calling negqi2 directly.
14555 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
14557 PR middle-end/52463
14558 * trans-mem.c (tm_region_init): Use last_basic_block.
14560 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
14562 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
14563 * config/sh/sync.md (atomic_test_and_set): New expander.
14564 (tasb, atomic_test_and_set_soft): New insns.
14565 * config/sh/sh.opt (menable-tas): New option.
14566 * doc/invoke.texi (SH Options): Document it.
14568 2012-03-05 Richard Guenther <rguenther@suse.de>
14570 * cfgloop.c (verify_loop_structure): Verify dominators before
14572 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
14573 dominators from here.
14574 * graphite-scop-detection.c (create_sese_edges): Likewise.
14575 * loop-doloop.c (doloop_optimize_loops): Likewise.
14576 * loop-init.c (loop_optimizer_init): Likewise.
14577 * loop-unroll.c (unroll_and_peel_loops): Likewise.
14578 * loop-unswitch.c (unswitch_loops): Likewise.
14579 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
14580 * tree-parloops.c (parallelize_loops): Likewise. Verify
14581 only when checking is enabled.
14582 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
14584 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
14586 * genautomata.c (parse_automata_opt): New static function.
14587 (initiate_automaton_gen): Remove all option handling code. Remove
14588 argc argument. All callers changed.
14589 (main): Call init_rtx_reader_args_cb with the new function as argument.
14591 2012-03-05 Richard Guenther <rguenther@suse.de>
14593 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
14594 * tree-if-conv.c (combine_blocks): Free post-dominator info
14596 * tree-parloops.c (create_parallel_loop): Free and re-compute
14597 dominator info after breaking it.
14599 2012-03-05 Richard Guenther <rguenther@suse.de>
14601 PR middle-end/52353
14602 * optabs.h (trapv_unoptab_p): New function.
14603 (trapv_binoptab_p): Likewise.
14604 * optabs.c (expand_binop): Use emit_libcall_block_1 with
14605 a proper equiv_may_trap argument.
14606 (expand_unop): Likewise.
14607 (emit_libcall_block_1): Take extra argument whether the
14608 instruction may trap. Renamed from ...
14609 (emit_libcall_block): ... this. New wrapper.
14611 2012-03-05 Jakub Jelinek <jakub@redhat.com>
14613 PR tree-optimization/51721
14614 * tree-vrp.c (register_edge_assert_for_2): If comparing
14615 lhs of right shift by constant with an integer constant,
14616 add ASSERT_EXPRs for the rhs1 of the right shift.
14618 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
14620 2012-03-05 Richard Guenther <rguenther@suse.de>
14622 * tree.c (integer_zerop): Handle VECTOR_CSTs.
14623 (integer_onep): Likewise.
14624 (integer_all_onesp): Likewise.
14626 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
14628 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
14630 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
14632 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
14633 instead of TARGET_64BIT.
14635 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
14637 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
14640 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
14642 * config/i386/i386.c (ix86_print_operand_address): Only handle
14643 zero-extended DImode addresses.
14645 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
14647 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
14648 taken and cputaken as bool.
14650 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
14652 * config/i386/constraints.md (Ya): New internal constraint.
14653 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
14654 (*zero_extendsidi2_rex64): Add x,x alternative.
14655 (*zero_extendsidi2): Ditto. Add o,0 alternative.
14656 Remove flags reg clobber. Adjust corresponding splits.
14657 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
14658 zero_extendqisi2 expanders using SWI12 mode iterator.
14659 (zero_extend<mode>si2_and): Macroize insn from
14660 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
14662 (*zero_extend<mode>si2): Macroize insn from
14663 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
14664 (*zero_extend*2_movzbl_and): Remove insn patterns.
14665 (zero_extendqihi2_and): Merge corresponding splitter.
14666 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
14667 (*zero_extend*2_movzbl_and): Remove insn patterns.
14668 (*anddi_1): Split TYPE_IMOVX instructions.
14669 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
14671 (and->zext splitter): Add splitter pattern.
14672 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
14674 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
14676 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
14678 (Debugging Options): Likewise.
14679 (Optimize Options): Likewise.
14680 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
14681 with other architectures. Use official processor names with correct
14682 spelling/capitalization. Fix formatting and grammar issues.
14683 (i386 and x86-64 Windows Options): Similar cleanup here.
14685 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
14687 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
14689 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
14691 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
14692 DBX_REGISTER_NUMBER.
14694 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
14696 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
14697 operand is CONST_INT. Take COSTS_N_INSNS into account.
14698 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
14701 2012-03-02 Richard Henderson <rth@redhat.com>
14703 * optabs.c (expand_atomic_test_and_set): Honor
14704 atomic_test_and_set_trueval even when atomic_test_and_set
14705 optab is not in use.
14707 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
14711 * config/sh/sh.c (sh_register_move_cost): Increase cost between
14712 GENERAL_REGS and FP_REGS for SImode.
14714 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
14717 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
14718 (absdi2): New expander.
14719 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
14721 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
14723 * config/sh/sync.md (atomic_exchange<mode>): New expander.
14724 (atomic_exchange<mode>_soft): New insn.
14726 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
14728 * config/sh/sync.md: Update copyright notice dates.
14729 (atomic_compare_and_swap<mode>): Use SImode for return value instead
14731 (atomic_compare_and_swap<mode>_soft): Likewise.
14733 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
14736 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
14737 * config/sh/sh.c: Update copyright notice dates.
14738 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
14739 alignment for TARGET_HARD_SH4.
14740 (sh_option_override): Reduce default function alignment. Set
14741 loop alignment to 4 bytes when not optimizing for size.
14743 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
14745 PR middle-end/50335
14746 * doc/invoke.texi (floop-flatten): Remove.
14747 * toplev.c (process_options): Remove references to flag_loop_flatten.
14748 * tree-ssa-loop.c (gate_graphite_transform): Same.
14749 * common.opt (floop-flatten): Obsolete.
14750 * graphite-poly.c (apply_poly_transforms): Remove reference to
14752 * Makefile.in (graphite-flattening.o): Remove.
14753 * graphite-flattening.c: Remove.
14755 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
14757 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
14758 having mode compatible with the mode of previous compare. Substitute
14759 compare mode of previous compare with the mode, compatible
14760 with eliminated and previous compare.
14762 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
14764 * config/rs6000/dfp.md (floatdidd2): New define_insn.
14766 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
14768 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
14769 compatible with CCGOCmode and CCGCmode.
14771 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
14773 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
14775 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
14777 * config/arm/arm.c (arm_sat_operator_match): New function.
14778 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
14779 * config/arm/arm.md ("insn" attribute): Add "sat" value.
14780 ("SAT", "SATrev"): New code iterators.
14781 ("SATlo", "SAThi"): New code iterator attributes.
14782 ("*satsi_<SAT:code>"): New pattern.
14783 ("*satsi_<SAT:code>_shift"): Likewise.
14784 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
14785 and "shift" attributes.
14786 ("arm_usatsihi"): Add "insn" attribute.
14787 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
14788 by powers of two. Do not allow shift by 32.
14790 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
14793 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
14794 to pass the argument in the register of "natural" mode.
14796 2012-03-02 Richard Guenther <rguenther@suse.de>
14798 PR tree-optimization/52406
14799 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
14800 (struct indices): Add unconstrained_base member.
14801 (struct dr_alias): Remove unused vops member.
14802 (DR_UNCONSTRAINED_BASE): New define.
14803 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
14804 add indices to allow their disambiguation. Make DR_BASE_OBJECT
14805 be an artificial access that covers the whole indexed object,
14806 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
14807 plain decl base-objects to their MEM_REF variant.
14808 (dr_may_alias_p): When the base-object of either data reference
14809 has unknown size use only points-to information.
14810 (compute_affine_dependence): Make dumps easier to read and
14812 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
14813 DR_REF when looking for packed references.
14814 (vect_supportable_dr_alignment): Likewise.
14816 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
14818 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
14819 Improve conditions for peepholes of loads followed by commutative
14821 * config/arm/ldmstm.md: Regenerated.
14823 2012-03-02 Richard Guenther <rguenther@suse.de>
14825 * BASE-VER: Set to 4.8.0.
14827 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
14829 * config.gcc (obsolete): Add all ARM targets using the FPA.
14830 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
14831 * doc/install.texi: Avoid references to obsolete ARM ports.
14833 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
14835 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
14837 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
14838 Joern Rennecke <joern.rennecke@embecosm.com>
14840 * doc/extend.texi: Expand and update information on interrupt
14841 attribute for Epiphany.
14843 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
14845 * config/sh/sh-protos.h: Update copyright notice dates.
14846 * config/sh/sh.h: Likewise.
14847 * config/sh/sh.md: Likewise.
14848 * config/sh/constraints.md: Likewise.
14849 * config/sh/predicates.md: Likewise.
14851 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
14853 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
14854 * config/sh/sh.c (tertiary_reload_operand): Likewise.
14856 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
14858 * config/sh/constraints.md: Fix comment typo.
14860 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14863 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
14864 unsigned HOST_WIDE_INT.
14865 (zvdep_imm64): Likewise.
14866 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
14867 (vdepi_and): Likewise.
14868 Likewise for unamed 64-bit patterns.
14869 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
14871 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
14874 PR rtl-optimization/52417
14875 * cselib.c (cselib_any_perm_equivs): New variable.
14876 (cselib_reset_table): Check that it's not set when not
14877 preserving constants.
14878 (cselib_add_permanent_equiv): Set it.
14879 (cselib_have_permanent_equivalences): New.
14880 (cselib_init, cselib_finish): Reset it.
14881 * cselib.h (cselib_have_permanent_equivalences): Declare.
14882 * alias.c (get_addr): Restore earlier behavior when there
14883 aren't permanent equivalences.
14885 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
14887 * config/mn10300/mn10300-modes.def: Fix copyright notice.
14888 * config/v850/v850-modes.def: Fix copyright notice.
14890 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
14892 * doc/extend.texi (AVR Built-in Functions): Document
14893 __builtin_avr_flash_segment.
14895 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
14896 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
14897 (*split.flash_segment): New insn-and-split.
14898 * config/avr/avr.c (avr_init_builtins): Add local variables:
14899 const_memx_void_node, const_memx_ptr_type_node,
14900 char_ftype_const_memx_ptr.
14902 2012-03-01 Jakub Jelinek <jakub@redhat.com>
14904 PR tree-optimization/52445
14905 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
14906 add ssa_name_ver, offset and size fields and change store field
14908 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
14909 (add_or_mark_expr): Likewise. Only consider previous stores
14910 with the same size and offset.
14911 (nt_init_block): Only look at gimple_assign_single_p stmts,
14912 doesn't look at rhs2.
14914 2012-03-01 Richard Guenther <rguenther@suse.de>
14916 PR middle-end/52443
14917 * tree-cfg.c (verify_gimple_assign_unary): Allow any
14918 conversions from integral types to pointer types.
14920 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
14922 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
14923 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
14924 unintentionally removed in r184616.
14926 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14928 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
14931 2012-02-29 Jakub Jelinek <jakub@redhat.com>
14932 Uros Bizjak <ubizjak@gmail.com>
14935 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
14936 alternatives, add "e" constraint to the new last alternative
14937 and ! to last 3 alternatives.
14939 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
14941 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
14942 DW_AT_artificial attributes at the end of the processing.
14943 (gen_array_type_die): Likewise.
14944 (gen_enumeration_type_die): Likewise.
14945 (gen_struct_or_union_type_die): Likewise.
14946 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
14949 2012-02-29 Jakub Jelinek <jakub@redhat.com>
14951 PR middle-end/52419
14952 * expr.c (expand_assignment): If doing misaligned store that doesn't
14953 cover all mode bits, perform a RMW cycle.
14955 PR tree-optimization/52429
14956 * tree-parloops.c (separate_decls_in_region_debug): Return early
14957 if var is LABEL_DECL.
14959 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14961 PR tree-optimization/52424
14962 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
14963 calling dom_thread_across_edge.
14965 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
14967 * config/avr/avr.c: Move definition of TARGET macros to end of file.
14969 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
14971 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
14972 * config/avr/avr.c (avr_output_bld): Remove unused function.
14973 (avr_out_sbxx_branch): Use "%T" to print bit position.
14975 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
14977 * config/avr/avr.md: Untabify.
14979 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
14981 * config/avr/avr.md (eqne): New code iterator.
14982 (*dec-and-branchsi): Use it in text peephole's condition.
14983 (*dec-and-branchhi): Ditto.
14984 (*dec-and-branchqi): Ditto.
14986 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
14989 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
14990 the device does not have the skip-bug.
14992 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
14994 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
14995 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
14996 -mpretend-cmove): New.
14998 2012-02-29 Jakub Jelinek <jakub@redhat.com>
15001 * df.h (struct df_d): Adjust comment that hard_regs_live_count
15002 doesn't count DEBUG_INSN refs.
15003 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
15004 for DEBUG_INSN refs.
15006 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15010 2012-02-20 Richard Guenther <rguenther@suse.de>
15011 PR tree-optimization/52298
15012 * tree-vect-stmts.c (vectorizable_load): Properly use
15013 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
15015 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
15017 PR middle-end/51752
15018 * gimple.h (gimple_in_transaction): New.
15019 (gimple_set_in_transaction): New.
15020 (struct gimple_statement_base): Add in_transaction field.
15021 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
15023 (tree_ssa_lim_initialize): Compute transaction bits.
15024 * tree.h (compute_transaction_bits): Protoize.
15025 * trans-mem.c (tm_region_init): Use the heap to store BB
15027 (compute_transaction_bits): New.
15029 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15031 * gcc.c (display_help): Document --help=common and sort entries
15034 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15036 * doc/install.texi: Document check-$LANG specific shortcuts
15038 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
15041 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
15043 * config/arm/arm_neon.h: Regenerate.
15044 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
15045 (neon_vcgeu): New insn.
15046 (neon_vcgtu): Likewise.
15047 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
15048 (ops): Unsigned comparison intrinsics call a different builtin.
15050 2012-02-28 Richard Guenther <rguenther@suse.de>
15053 * config/i386/i386.c (ix86_expand_vector_set): Fix element
15054 ordering for the VEC_CONCAT for two element vectors for
15055 V2SFmode, V2SImode and V2DImode.
15057 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
15060 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
15061 detecting big-endian triplets.
15063 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
15065 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
15066 mode if there is no type information available.
15068 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
15070 PR tree-optimization/53207
15071 * doc/invoke.texi: Document as experimental and relying on graphite.
15073 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
15075 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
15076 of initializer to changes from r184614.
15078 2012-02-28 Richard Guenther <rguenther@suse.de>
15080 PR tree-optimization/52395
15081 * tree-sra.c (build_ref_for_offset): Also look at the base
15082 TYPE_ALIGN when figuring out the alignment of the replacement.
15084 2012-02-28 Richard Guenther <rguenther@suse.de>
15086 PR tree-optimization/52402
15087 * ipa-prop.c (ipa_modify_call_arguments): Properly use
15088 mis-aligned types when creating the accesses at the call site.
15090 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
15092 * config/avr/builtins.def: New file.
15093 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
15094 * config/avr/avr.c (enum avr_builtin_id): Use it.
15095 (avr_init_builtins): Use it. And use avr_bdesc.
15096 (bdesc_1arg): Remove.
15097 (bdesc_2arg): Remove.
15098 (bdesc_3arg): Remove.
15099 (struct avr_builtin_description): Add field n_args.
15100 (avr_bdesc): New static variable using builtins.def.
15101 (avr_expand_builtin): Use it.
15102 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
15103 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
15104 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
15106 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
15109 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
15110 match only one single hard register with respective hard reg rtx.
15111 (movmemx_<mode>): Ditto.
15112 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
15113 insn anatomy of movmem[x]_<mode>.
15114 (avr_out_movmem): Same for printing assembler and operand usage.
15116 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
15120 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
15121 address spaces located outside of device flash.
15123 * config/avr/avr.h (base_arch_s): Remove field n_segments.
15124 (mcu_type_s): Add field n_flash.
15125 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
15126 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
15127 (AVR_MCU): Add N_FLASH argument.
15128 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
15129 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
15130 macro __FLASH<n> if that address space makes sense for the device.
15131 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
15132 outside of target flash.
15133 (avr_asm_named_section): Ditto.
15134 (avr_asm_select_section): Ditto.
15135 (avr_addr_space_convert): Ditto.
15136 (avr_emit_movmemhi): Ditto.
15137 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
15138 address space is outside of device flash.
15139 (avr_insert_attributes): Ditto.
15140 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
15141 avr_current_arch->n_segments.
15143 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
15146 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
15147 (*movabs<mode>_2): Likewise.
15149 2012-02-27 Jakub Jelinek <jakub@redhat.com>
15152 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
15153 s_register_operand in the test instead of REG_P. Don't call
15154 gen_reg_rtx if it won't be used.
15156 PR tree-optimization/52376
15157 * ipa-split.c (split_function): Ignore CLOBBER stmts.
15159 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
15161 * ifcvt.c (noce_get_condition): Check condition variable is not
15162 small_register_classes_for_mode_p before accepting.
15164 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
15166 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
15168 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
15171 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
15172 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
15174 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
15176 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
15178 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
15180 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
15182 * config/sh/predicates.md: Remove blank lines.
15183 * config/sh/sh.c: Fix typos in comments.
15184 * config/sh/constraints.md: Likewise.
15185 * config/sh/sh.md: Remove blank lines.
15186 Fix typos in comments. Use ;; as comment characters.
15188 2012-02-26 Walter Lee <walt@tilera.com>
15190 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
15191 (replace_mov_pcrel_step2): Ditto.
15193 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
15196 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
15197 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
15198 and locs that reference values newer than the non-canonical value
15199 at hand. Return the canonical value as a worst case.
15200 (memrefs_conflict_p): Walk canonical value's locs.
15203 * cselib.c (preserve_only_constants): Rename to...
15204 (preserve_constants_and_equivs): ... this. Split out...
15205 (invariant_or_equiv_p): ... this. Preserve plus expressions
15206 of other preserved expressions too.
15207 (cselib_reset_table): Adjust.
15208 * var-tracking.c (reverse_op): Use canonical value to build
15211 2012-02-23 Kai Tietz <ktietz@redhat.com>
15213 * config/i386/i386.c (ix86_delegitimize_address): Handle
15214 UNSPEC_PCREL plus displacement.
15216 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
15219 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
15220 to test for unusedness in st X addressing.
15222 2012-02-24 Richard Guenther <rguenther@suse.de>
15224 PR middle-end/52361
15225 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
15226 (is_gimple_reg_type): Move inline ...
15227 * gimple.h (is_gimple_reg_type): ... here.
15229 2012-02-24 Richard Guenther <rguenther@suse.de>
15231 PR middle-end/52361
15232 * passes.c (execute_function_todo): When verifying SSA form
15233 verify gimple form first.
15234 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
15236 2012-02-24 Richard Guenther <rguenther@suse.de>
15238 PR middle-end/52355
15239 * fold-const.c (fold_addr_of_array_ref_difference): New function.
15240 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
15242 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15244 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
15246 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15248 * tree-phinodes.c (make_phi_node): Mark static.
15249 * tree-flow.h (make_phi_node): Remove extern decl.
15250 * doc/gimple.texi (make_phi_node): Remove documentation.
15252 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15254 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
15255 * tree-ssa-sccvn.c (print_scc): Ditto.
15257 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15259 * doc/passes.texi (Full redundancy elimination): Fix typo.
15261 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15263 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
15265 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
15268 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
15270 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
15273 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
15275 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
15277 * config/avr/avr.md (code_stdname): Add ior, xor.
15278 (xior): New code iterator.
15279 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
15280 (*<code_stdname><mode>qi.byte1-3): Ditto.
15282 2012-02-23 Jakub Jelinek <jakub@redhat.com>
15284 PR tree-optimization/52019
15285 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
15288 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15290 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
15291 HAVE_INITFINI_ARRAY to work around namespace pollution in
15292 certain versions of newlib system headers.
15293 * config.in: Regenerate.
15294 * configure: Regenerate.
15295 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
15296 instead of HAVE_INITFINI_ARRAY.
15298 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
15301 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
15302 is not offsettable memory reference.
15304 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
15307 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
15308 setting avr_need_clear_bss_p for __gnu_lto* symbols.
15310 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
15312 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
15313 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
15315 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15317 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
15318 library on Solaris 8 even without TLS support.
15319 * configure: Regenerate.
15321 2012-02-22 Richard Guenther <rguenther@suse.de>
15323 PR middle-end/52329
15324 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
15325 for GIMPLE_DEBUG stmts.
15327 2012-02-22 Martin Jambor <mjambor@suse.cz>
15329 PR middle-end/51782
15330 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
15331 according to the base object.
15333 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
15335 PR rtl-optimization/50063
15336 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
15337 and 2 (8-bit SP) in operand 2.
15338 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
15339 setup to use movhi_sp_r instead of vanilla move to write SP.
15340 Adjust REG_CFA notes to superseed unspec.
15341 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
15343 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
15344 known to be off) only with TARGET_NO_INTERRUPTS. Never use
15345 irq_state 1 (IRQ known to be on) here.
15347 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
15349 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
15351 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
15352 assign_hard_reg): Likewise.
15354 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
15356 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
15358 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
15360 * config/avr/avr.md
15361 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
15362 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
15364 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
15366 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
15367 prototype from here to...
15368 * config/avr/avr.h: ...here.
15370 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
15373 * thumb2.md (thumb2_shiftsi3_short): Split register and
15374 immediate shifts. For register shifts tie operands 0 and 1.
15375 (peephole2 for above): Check that register-controlled shifts
15376 have suitably tied operands.
15378 2012-02-21 Quentin Neill <quentin.neill@amd.com>
15381 * config/i386/bdver1.md (bdver1_call, bdver1_push,
15382 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
15383 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
15384 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
15385 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
15386 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
15387 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
15388 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
15389 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
15390 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
15391 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
15392 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
15393 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
15394 bdver1_ssevector_avx256_unaligned_load,
15395 bdver1_ssevector_sse128_unaligned_load,
15396 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
15397 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
15398 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
15399 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
15400 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
15401 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
15402 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
15403 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
15404 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
15405 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
15406 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
15407 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
15408 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
15409 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
15410 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
15411 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
15412 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
15413 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
15414 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
15415 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
15416 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
15417 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
15418 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
15419 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
15420 bdver1_ssediv_double_load, bdver1_ssediv_double,
15421 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
15422 Add "bdver2" attribute.
15424 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15426 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
15427 default if possible and not specified otherwise.
15429 2012-02-21 Richard Guenther <rguenther@suse.de>
15431 PR middle-end/52314
15432 * gimplify.c (create_tmp_from_val): Use the main variant type
15433 for the type of the temporary we create.
15435 2012-02-21 Richard Guenther <rguenther@suse.de>
15437 PR tree-optimization/52324
15438 * gimplify.c (gimplify_expr): When re-gimplifying expressions
15439 do not gimplify a MEM_REF address operand if it is already
15442 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15444 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
15445 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
15447 2012-02-21 Richard Guenther <rguenther@suse.de>
15449 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
15450 nested_in_vect_loop.
15452 2012-02-21 Jakub Jelinek <jakub@redhat.com>
15454 PR tree-optimization/52318
15455 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
15456 vdef also to non-pure/const call stmts in the sequence.
15458 2012-02-21 Tristan Gingold <gingold@adacore.com>
15460 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
15462 2012-02-20 David S. Miller <davem@davemloft.net>
15464 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
15465 don't use the "rd %pc" instruction on v9 for PIC register loads.
15467 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
15469 PR middle-end/52141
15470 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
15471 in a transaction safe function.
15473 2012-02-20 Kai Tietz <ktietz@redhat.com>
15476 * stor-layout.c (place_field): Handle desired_align for
15479 2012-02-20 Richard Guenther <rguenther@suse.de>
15481 PR tree-optimization/52298
15482 * tree-vect-stmts.c (vectorizable_store): Properly use
15483 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
15485 (vectorizable_load): Likewise.
15486 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
15487 Access DR_STEP after ensuring it is not NULL.
15489 2012-02-20 Jakub Jelinek <jakub@redhat.com>
15491 PR tree-optimization/52286
15492 * fold-const.c (fold_binary_loc): For (X & C1) | C2
15493 optimization use double_int_to_tree instead of build_int_cst_wide,
15494 rewrite to use double_int vars.
15496 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15499 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
15501 Remove -e 0 from $gcc_cv_ld invocation.
15502 Only use __GLIBC_PREREQ if defined.
15503 Enable on Solaris since Solaris 8 patch.
15504 (gcc_SUN_LD_VERSION): New macro.
15505 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
15506 gcc_SUN_LD_VERSION for version number format.
15507 * configure: Regenerate.
15508 * varasm.c (get_elf_initfini_array_priority_section): Set
15509 SECTION_NOTYPE for non-default priority.
15510 Use get_section instead of get_unnamed_section to emit
15511 .init_array/.fini_array with default priority.
15513 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
15515 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
15516 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
15517 (mips_start_unique_function, mips_output_mips16_rdhwr)
15518 (mips_code_end): New functions.
15519 (TARGET_ASM_CODE_END): Define.
15521 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
15523 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
15524 to stubs with non-sibling calls.
15526 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
15528 * doc/invoke.texi (-fira-* options): Copy-edit.
15529 (ira-* parameters): Copy-edit.
15531 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
15533 * doc/invoke.texi: Minor copy-edits to bring into conformance with
15534 GCC coding conventions.
15536 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
15538 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
15539 when used as adjectives.
15541 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
15543 * doc/invoke.texi: Clean up "that"/"which" confusion.
15545 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
15547 * system.h: Poison SMALL_REGISTER_CLASSES
15548 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
15549 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
15551 2012-02-16 Jakub Jelinek <jakub@redhat.com>
15553 PR tree-optimization/52285
15554 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
15555 when deciding if a call is a tail call or tail recursion.
15557 2012-02-16 Kai Tietz <ktietz@redhat.com>
15559 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
15560 interger-constant displacement for UNSPEC_PCREL.
15562 2012-02-16 Jakub Jelinek <jakub@redhat.com>
15564 PR rtl-optimization/52208
15565 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
15566 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
15568 PR tree-optimization/52255
15569 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
15570 loop->header has virtual PHI, but exit_e->dest doesn't, add
15571 virtual PHI to exit_e->dest and adjust all uses after the loop.
15574 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
15575 children with clone_tree_hash, not after it.
15577 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
15579 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
15580 extended identifiers.
15582 2012-02-16 Jakub Jelinek <jakub@redhat.com>
15584 PR middle-end/51929
15585 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
15586 a same_body_alias, also test whether e->callee isn't a former
15587 or current clone of the decl this is a same body alias of.
15589 PR translation/52264
15590 * cgraphunit.c (verify_cgraph_node): Fix a typo.
15592 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
15594 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
15596 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
15599 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
15600 force_reg instead of copy_to_reg for better optimization. Force
15601 non-register or memory operands into a register.
15603 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
15605 * extend.texi: Reserve upper bits of memory model for future use.
15607 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
15608 Anatoly Sokolov <aesok@post.ru>
15609 Eric Weddington <eric.weddington@atmel.com>
15612 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
15613 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
15614 Rewrite initializers for .macro.
15615 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
15616 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
15617 atxmega32d4, atxmega32x1.
15618 avrxmega4: atxmega64a3, atxmega64d3.
15619 avrxmega5: atxmega64a1, atxmega64a1u.
15620 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
15621 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
15622 avrxmega7: atxmega128a1, atxmega128a1u.
15623 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
15624 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
15625 (struct base_arch_s): Rename reserved to xmega_p.
15626 Rename reserved2 to have_rampd.
15627 (AVR_XMEGA): New define.
15628 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
15629 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
15630 * config/avr/predicates.md (io_address_operand): Take into
15631 account SFR offset.
15632 (low_io_address_operand): Ditto.
15633 (high_io_address_operand): Ditto.
15634 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
15635 (enabled, movhi_sp_r): Use them.
15636 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
15637 cpp_define_formatted to built-in define __AVR_ARCH__.
15638 (__AVR_XMEGA__): New built-in define.
15639 (__AVR_HAVE_RAMPD__): New built-in define.
15640 (__AVR_HAVE_RAMPX__): New built-in define.
15641 (__AVR_HAVE_RAMPY__): New built-in define.
15642 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
15644 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
15645 (avr_option_override): Initialize them.
15646 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
15647 (avr_init_expanders): Initialize them. No more block several calls.
15648 (emit_push_sfr): New static function.
15649 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
15651 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
15652 (avr_print_operand): Print addreeses as symbols for
15653 RAMPX, RAMPY, RAMPD, CCP.
15654 (output_movhi): Handle AVR_XMEGA when writing to SP.
15655 (avr_out_movhi_mr_r_xmega): New static function.
15656 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
15657 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
15658 __RAMPD__, __CCP__ as needed.
15660 * config/avr/multilib.h: Regenerate.
15661 * config/avr/t-multilib: Regenerate.
15662 * config/avr/avr-tables.opt: Regenerate.
15664 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
15666 PR tree-optimization/50561
15667 * graphite-flattening.c (lst_project_loop): Do not
15668 remove old scattering dimensions after flattening.
15669 (lst_do_flatten): Likewise.
15671 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
15673 * doc/extend.texi (AVR Built-in Functions): Remove doc for
15674 __builtin_avr_map8, __builtin_avr_map16.
15675 Document __builtin_avr_insert_bits.
15677 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
15678 (insert_bits): New insn.
15679 (adjust_len.map_bits): Rename to insert_bits.
15680 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
15681 * avr-protos.h (avr_out_map_bits): Remove.
15682 (avr_out_insert_bits, avr_has_nibble_0xf): New.
15683 * config/avr/constraints.md (Cxf,C0f): New.
15684 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
15685 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
15686 New built-in define __BUILTIN_AVR_INSERT_BITS.
15687 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
15688 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
15689 (avr_move_bits): Rewrite.
15690 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
15692 (avr_map_op_t): New typedef.
15693 (avr_map_op): New static variable.
15694 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
15695 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
15696 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
15697 (bdesc_3arg, avr_expand_triop_builtin): New.
15698 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
15699 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
15700 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
15701 (avr_map_equal_p, avr_map_sig_p): Remove.
15702 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
15703 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
15704 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
15705 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
15706 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
15707 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
15709 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
15711 * config/c6x/c6x.md (reserve_cycles): New attribute.
15712 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
15713 don't reserve functional units after the branch occurs.
15715 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
15717 PR middle-end/52142
15718 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
15719 functions into non-tm_pure functions.
15721 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
15724 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
15725 (iterative_hash_canonical_type): Likewise.
15726 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
15729 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
15731 * haifa-sched.c (prune_ready_list): Ensure that if there is a
15732 sched-group insn, it either remains alone or the entire list is pruned.
15734 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
15736 * doc/install.texi (Prerequisites): Fix grammar.
15737 (Configuration): Likewise.
15739 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
15741 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
15742 MPC as part of GCC before describing configuring with --with-gmp etc.
15743 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
15744 sources are present.
15746 2012-02-14 Jakub Jelinek <jakub@redhat.com>
15749 * dwarf2out.c (clone_tree_hash): New function.
15750 (copy_decls_walk): Use it instead of clone_tree.
15752 2012-02-14 Richard Guenther <rguenther@suse.de>
15754 PR tree-optimization/52244
15755 PR tree-optimization/51528
15756 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
15757 replacements for integral types.
15759 2012-02-14 Walter Lee <walt@tilera.com>
15761 * config.gcc: Handle tilegx and tilepro.
15762 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
15763 tilegx and tilepro.
15764 Add HAVE_AS_TLS check for tilegx and tilepro.
15765 * configure: Regenerate.
15766 * doc/contrib.texi: Add Mat Hostetter and self.
15767 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
15768 Document instruction intrinsics and network accessing intrinsics.
15769 (TILEPro Built-in Functions): New node. Document instruction
15770 intrinsics and network accessing intrinsics.
15771 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
15772 (Specific, tilepro-*-linux*): Likewise.
15773 * doc/invoke.texi (TILE-Gx Options): New section.
15774 (TILEPro Options): New section.
15775 * doc/md.texi (TILE-Gx): New section.
15776 (TILEPro): New section.
15777 * common/config/tilegx/tilegx-common.c: New file.
15778 * common/config/tilepro/tilepro-common.c: New file.
15779 * config/tilegx/constraints.md: New file.
15780 * config/tilegx/linux.h: New file.
15781 * config/tilegx/mul-tables.c: New file.
15782 * config/tilegx/predicates.md: New file.
15783 * config/tilegx/sync.md: New file.
15784 * config/tilegx/t-tilegx: New file.
15785 * config/tilegx/tilegx-builtins.h: New file.
15786 * config/tilegx/tilegx-c.c: New file.
15787 * config/tilegx/tilegx-generic.md: New file.
15788 * config/tilegx/tilegx-modes.def: New file.
15789 * config/tilegx/tilegx-multiply.h: New file.
15790 * config/tilegx/tilegx-protos.h: New file.
15791 * config/tilegx/tilegx.c: New file.
15792 * config/tilegx/tilegx.h: New file.
15793 * config/tilegx/tilegx.md: New file.
15794 * config/tilegx/tilegx.opt: New file.
15795 * config/tilepro/constraints.md: New file.
15796 * config/tilepro/gen-mul-tables.cc: New file.
15797 * config/tilepro/linux.h: New file.
15798 * config/tilepro/mul-tables.c: New file.
15799 * config/tilepro/predicates.md: New file.
15800 * config/tilepro/t-tilepro: New file.
15801 * config/tilepro/tilepro-builtins.h: New file.
15802 * config/tilepro/tilepro-c.c: New file.
15803 * config/tilepro/tilepro-generic.md: New file.
15804 * config/tilepro/tilepro-modes.def: New file.
15805 * config/tilepro/tilepro-multiply.h: New file.
15806 * config/tilepro/tilepro-protos.h: New file.
15807 * config/tilepro/tilepro.c: New file.
15808 * config/tilepro/tilepro.h: New file.
15809 * config/tilepro/tilepro.md: New file.
15810 * config/tilepro/tilepro.opt: New file.
15812 2012-02-14 Jakub Jelinek <jakub@redhat.com>
15814 PR tree-optimization/52210
15815 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
15816 vect_model_simple_cost with two entry vect_def_type array instead
15817 of an address of dt.
15819 2012-02-14 Richard Guenther <rguenther@suse.de>
15822 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
15823 Do not stream DECL_QUALIFIER.
15824 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
15825 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
15826 (find_decls_types_r): Do not walk DECL_QUALIFIER.
15828 2012-02-14 Jakub Jelinek <jakub@redhat.com>
15831 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
15834 2012-02-13 Jakub Jelinek <jakub@redhat.com>
15837 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
15838 * cselib.c (cselib_subst_to_values_from_insn): New function.
15839 * sched-deps.c (add_insn_mem_dependence,
15840 sched_analyze_1, sched_analyze_2): Use it.
15842 2012-02-13 Jan Hubicka <jh@suse.cz>
15844 PR middle-end/52214
15845 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
15847 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
15849 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
15850 (GTM_SELF_SPECS): Define if not already defined.
15851 (driver_self_specs): Add GTM_SELF_SPECS.
15852 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
15853 (GTM_SELF_SPECS): Define.
15854 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
15855 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
15857 2012-02-13 Jakub Jelinek <jakub@redhat.com>
15859 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
15862 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
15864 PR middle-end/52230
15865 * omp-low.c (expand_omp_for): If a static schedule without chunk size
15866 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
15868 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
15871 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
15873 2012-02-13 Richard Guenther <rguenther@suse.de>
15875 PR translation/52211
15876 * passes.c (enable_disable_pass): Fix typo.
15878 2012-02-13 Jakub Jelinek <jakub@redhat.com>
15880 PR middle-end/52209
15881 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
15882 XOR for reduce_bit_field if type is unsigned.
15884 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
15886 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
15887 disallow changes from SFmode to mode with different size in FP regs.
15889 2012-02-12 Robert Millan <rmh@gnu.org>
15890 Gerald Pfeifer <gerald@pfeifer.com>
15892 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
15895 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
15897 PR rtl-optimization/52175
15898 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
15899 to frame-related instructions.
15901 2012-02-10 Jason Merrill <jason@redhat.com>
15904 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
15905 (demangle_new_symbols): Fill it.
15906 (scan_linker_output): Walk it.
15907 (start_tweaking): Split out from scan_linker_output.
15908 (maybe_tweak): Update sym->chosen.
15909 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
15911 2012-02-11 Jakub Jelinek <jakub@redhat.com>
15914 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
15916 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
15918 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
15919 having the same mode as previous compare.
15921 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
15923 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
15924 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
15925 (nonlocal_goto_internal): Likewise.
15926 (nonlocal_goto): Emit a use and an indirect jump directly.
15928 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
15931 * doc/extend.texi : Update comments for __atomic_compare_exchange and
15932 __atomic_{is,always}_lock_free.
15934 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
15937 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
15938 negative constant address for TARGET_X32.
15940 2012-02-10 Richard Henderson <rth@redhat.com>
15942 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
15943 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
15944 for GIMPLE_TRANSACTION. Tidy if's into a switch.
15946 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15947 Ira Rosen <irar@il.ibm.com>
15949 PR tree-optimization/50031
15950 * targhooks.c (default_builtin_vectorization_cost): Handle
15951 vec_promote_demote.
15952 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
15953 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
15954 all types of reduction and pattern statements.
15955 (vect_estimate_min_profitable_iters): Likewise.
15956 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
15957 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
15958 for explicit realigns.
15959 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
15960 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
15961 vec_promote_demote.
15962 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
15963 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
15964 vec_perm for VSX and handle vec_promote_demote.
15966 2012-02-10 Jakub Jelinek <jakub@redhat.com>
15968 PR middle-end/52177
15969 * builtins.c (fold_builtin_atomic_always_lock_free,
15970 expand_builtin_atomic_always_lock_free,
15971 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
15972 Return and/or test boolean_true_node/boolean_false_node instead of
15973 integer_one_node/integer_zero_node.
15975 2012-02-10 Jan Hubicka <jh@suse.cz>
15977 PR middle-end/48600
15978 * predict.c (predict_paths_for_bb): Prevent looping.
15979 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
15981 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
15983 * config/arm/arm.c (output_move_double): In one case properly
15984 count number of instructions that will be emitted.
15986 2012-02-10 Richard Guenther <rguenther@suse.de>
15988 PR translation/52193
15989 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
15991 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
15993 PR middle-end/52140
15994 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
15996 2012-02-09 Jakub Jelinek <jakub@redhat.com>
15999 * var-tracking.c (emit_note_insn_var_location): If
16000 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
16001 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
16002 non-NOTE_DURING_CALL_P insn.
16004 2012-02-09 Bin Cheng <bin.cheng@arm.com>
16006 PR middle-end/51867
16007 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
16009 2012-02-08 Magnus Granberg <zorry@gentoo.org>
16012 * gcc.c (switch_matches) Support switches with separated form,
16015 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
16017 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
16019 (RAMPZ_ADDR): Ditto.
16020 * config/avr/avr.c (avr_addr_t): New typedef.
16021 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
16022 (avr_init_expanders): Initialize it.
16023 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
16025 (expand_epilogue): Ditto.
16026 (avr_print_operand): Ditto.
16027 (avr_file_start): Ditto.
16028 (avr_emit_movmemhi): Ditto.
16030 2012-02-08 Richard Guenther <rguenther@suse.de>
16032 PR tree-optimization/46886
16033 * tree-flow.h (do_while_loop_p): Declare.
16034 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
16035 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
16037 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
16039 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
16040 always succeed for integers larger than a native word.
16042 2012-02-08 Richard Guenther <rguenther@suse.de>
16044 PR rtl-optimization/52170
16045 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
16046 properly handle integer vector modes.
16048 2012-02-08 Jakub Jelinek <jakub@redhat.com>
16050 PR gcov-profile/52150
16051 * coverage.c: Include target.h.
16052 (build_var): Call targetm.strip_name_encoding on the assembler name.
16053 Change one _ into . or $ if the target allows it.
16054 * Makefile.in (coverage.o): Depend on $(TARGET_H).
16056 PR rtl-optimization/52139
16057 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
16058 is a BARRIER after emit_insn_after_noloc, move BB_END
16059 to the last non-BARRIER insn before it.
16061 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
16063 PR middle-end/24306
16064 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
16065 (mips_gimplify_va_arg_expr): Call it instead of
16066 std_gimplify_va_arg_expr.
16068 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
16070 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
16071 message for -mno-pointers-to-nested-function.
16073 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
16075 PR middle-end/51994
16076 * expr.c (get_inner_reference): If there is an offset, add a negative
16077 bit position to it (if any).
16079 2012-02-07 Jakub Jelinek <jakub@redhat.com>
16081 PR rtl-optimization/52060
16082 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
16083 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
16084 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
16085 and/or i0src_copy2 when needed.
16087 2012-02-07 Jakub Jelinek <jakub@redhat.com>
16089 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
16090 or LTOPLUGINSONAME if have_c.
16092 * config/freebsd-spec.h: Add comment about what macros can be defined
16094 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
16095 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
16098 2012-02-07 Richard Guenther <rguenther@suse.de>
16100 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
16101 newline in -alias dumps.
16103 2012-02-07 Kai Tietz <ktietz@redhat.com>
16104 Dave Korn <dave.korn.cygwin@gmail.com>
16107 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
16108 Take care that typinfo gets dllexport-attribute.
16110 2012-02-07 Jakub Jelinek <jakub@redhat.com>
16112 PR middle-end/52074
16113 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
16114 if modifier < EXPAND_SUM call force_operand on the result.
16116 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
16118 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
16119 adding __forwarder_dst__ prefix if a forwarder_section attribute is
16121 (epiphany_function_type): Replace types for specific interrupts with
16122 EPIPHANY_FUNCTION_INTERRUPT.
16123 (EPIPHANY_INTERRUPT_P): Update.
16124 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
16125 New static function.
16126 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
16127 <disinterrupt>: Affects type identity.
16128 (epiphany_handle_interrupt_attribute): Handle variable number of
16130 (epiphany_compute_function_type): Update for new
16131 epiphany_function_type definition.
16132 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
16133 handlers with a longcall forwarder.
16134 (epiphany_start_function): Handle multiple interrupt arguments and/or
16135 forwarder_section attribute.
16137 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
16140 2012-02-07 Alan Modra <amodra@gmail.com>
16143 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
16146 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16148 PR tree-optimization/50969
16149 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
16150 use vec_perm rather than vector_stmt.
16151 (vect_model_load_cost): Likewise.
16152 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
16153 vec_perm to be the same as other vector statements.
16154 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
16155 cost of vec_perm for TARGET_VSX.
16157 2012-02-06 Richard Guenther <rguenther@suse.de>
16159 PR tree-optimization/52115
16160 * tree-sra.c (access_has_replacements_p): New function.
16161 (sra_modify_assign): Use it to decide whether a use is uninitialized.
16163 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
16165 PR middle-end/52047
16166 * trans-mem.c (expand_call_tm): Add an assertion.
16167 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
16170 2012-02-06 Richard Guenther <rguenther@suse.de>
16172 PR tree-optimization/50955
16173 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
16174 raise cost of expressions that replace an address with an
16175 expression based on a different pointer.
16177 2012-02-06 Jakub Jelinek <jakub@redhat.com>
16180 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
16181 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
16183 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
16186 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
16187 -Weffc++ and specify guidelines come from second edition.
16189 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
16191 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
16192 (sibcall_value_multiple_internal, call_split, call_internal_direct)
16193 (call_direct_split, call_value_split, call_value_internal_direct)
16194 (call_value_direct_split, call_value_multiple_split): Use jal and
16195 jal_macro attributes.
16197 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
16199 * reload1.c (reload_regs_reach_end_p): Replace with...
16200 (reload_reg_rtx_reaches_end_p): ...this function.
16201 (new_spill_reg_store): Update commentary.
16202 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
16203 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
16204 before setting new_spill_reg_store.
16205 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
16206 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
16207 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
16208 for non-spill reload registers.
16210 2012-02-05 Ira Rosen <irar@il.ibm.com>
16212 PR tree-optimization/52091
16213 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
16214 (vect_is_simple_use_1): Likewise.
16215 * tree-vect-loop.c (vectorizable_reduction): Update calls
16216 to vect_is_simple_use_1 and vect_is_simple_use.
16217 (vectorizable_live_operation): Likewise.
16218 * tree-vect-patterns.c (widened_name_p,
16219 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
16220 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
16221 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
16222 vectorizable_shift,vectorizable_operation, vectorizable_store,
16223 vectorizable_load): Likewise.
16224 (vect_is_simple_cond): Add an argument, pass it to
16225 vect_is_simple_use_1.
16226 (vectorizable_condition): Update calls to vect_is_simple_cond,
16227 vect_is_simple_use.
16228 (vect_is_simple_use): Add an argument, the statement in which
16229 OPERAND is used. Check that if OPERAND's def stmt is a double
16230 reduction phi node, the use is a phi node too.
16231 (vect_is_simple_use_1): Add an argument, pass it to
16232 vect_is_simple_use.
16233 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
16234 to vect_is_simple_use.
16236 2012-02-04 Jakub Jelinek <jakub@redhat.com>
16238 PR rtl-optimization/52095
16239 * modulo-sched.c (dump_insn_locator): New function.
16240 (loop_canon_p, sms_schedule): Use it.
16242 PR rtl-optimization/52113
16243 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
16244 even for decomposable shift/zext insns.
16246 2012-02-03 Jakub Jelinek <jakub@redhat.com>
16247 Zdenek Dvorak <ook@ucw.cz>
16249 PR rtl-optimization/52092
16250 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
16251 on get_iv_value result.
16253 2012-02-02 Andrew Pinski <apinski@cavium.com>
16255 PR middle-end/47982
16256 PR middle-end/43967
16257 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
16259 2012-02-02 Jakub Jelinek <jakub@redhat.com>
16261 PR middle-end/48071
16262 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
16264 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
16266 PR rtl-optimization/49800
16267 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
16268 (sched_finish): Call regstat_free_n_sets_and_refs.
16270 2012-02-02 Jia Liu <proljc@gmail.com>
16272 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
16275 2012-02-02 Jan Hubicka <jh@suse.cz>
16276 Tom de Vries <tom@codesourcery.com>
16278 PR middle-end/51998
16279 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
16280 * varpool.c (varpool_analyze_pending_decls): Likewise.
16282 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
16283 Jayant R Sonar <jayant.sonar@kpitcummins.com>
16285 * config.gcc: Add cr16-* support.
16287 * doc/extend.texi: Document cr16 extensions.
16288 * doc/install.texi: Document cr16 install.
16289 * doc/invoke.texi: Document cr16 options.
16290 * doc/md.texi: Document cr16 constraints.
16292 * common/config/cr16/cr16-common.c: New file.
16293 * config/cr16/cr16.c: New file.
16294 * config/cr16/cr16.h: New file.
16295 * config/cr16/cr16.md: New file.
16296 * config/cr16/cr16.opt: New file.
16297 * config/cr16/cr16-protos.h: New file.
16298 * config/cr16/predicates.md: New file.
16299 * config/cr16/constraints.md: New file.
16300 * config/cr16/t-cr16: New file.
16302 2012-02-02 Jakub Jelinek <jakub@redhat.com>
16305 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
16306 that operands[2] is either immediate, or q_regs_operand.
16308 PR tree-optimization/52073
16309 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
16310 a pattern stmt for pattern uses, ignore uses outside of the loop.
16312 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
16314 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
16315 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
16316 (OUT_AS1, OUT_AS2): Remove.
16318 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
16320 PR rtl-optimization/51374
16321 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
16322 to cross other volatile_refs_p insns.
16324 2012-02-01 Richard Guenther <rguenther@suse.de>
16326 * doc/invoke.texi (fno-inline): Clarify documentation.
16327 (finline-small-functions): Likewise.
16328 (finline-functions): Likewise.
16329 * common.opt (finline): Adjust comment and documentation.
16330 (finline-small-functions): Clarify documentation.
16331 (finline-functions): Likewise.
16332 (finline-functions-called-once): Likewise.
16334 2012-02-01 Tristan Gingold <gingold@adacore.com>
16336 * c-typeck.c (composite_type): Keep mode for pointers.
16338 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
16340 * function.h (regno_reg_rtx): Adjust comment.
16341 * reginfo.c (init_reg_modes_target): Only use the previous mode
16342 if it fits within one register. Remove MIPS comment.
16344 2012-01-31 Jakub Jelinek <jakub@redhat.com>
16347 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
16349 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16351 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
16352 to srak instruction.
16354 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
16356 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
16358 2012-01-31 Jakub Jelinek <jakub@redhat.com>
16363 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
16365 2012-01-31 Richard Guenther <rguenther@suse.de>
16367 PR tree-optimization/51528
16368 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
16371 2012-01-31 Jakub Jelinek <jakub@redhat.com>
16376 * ree.c (add_removable_extension): Change def_map argument
16377 to unsigned *, store in def_map 1 + offset into *insn_list vector
16378 instead of pointers into the vector.
16379 (find_removable_extensions): Adjust caller.
16381 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
16383 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
16384 Transform all "* quoted-c-code" to { c-code }.
16385 Remove redundant test for "optimize" in combine patterns.
16386 Move (include "avr-dimode.md") to end of file.
16388 2012-01-30 Bin Cheng <bin.cheng@arm.com>
16391 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
16392 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
16394 2012-01-30 Richard Guenther <rguenther@suse.de>
16396 PR tree-optimization/52028
16397 * tree-loop-distribution.c (ldist_gen): Properly update
16400 2012-01-30 Jakub Jelinek <jakub@redhat.com>
16403 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
16404 set_cur_line_info_table if not emitting debug info.
16406 PR tree-optimization/52046
16407 * tree-vect-patterns.c (check_bool_pattern): Give up if
16408 a comparison could throw.
16411 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
16413 2012-01-30 Richard Guenther <rguenther@suse.de>
16415 PR tree-optimization/52045
16416 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
16417 SSA form if cfgcleanup did anything.
16419 2012-01-30 Richard Guenther <rguenther@suse.de>
16421 PR tree-optimization/52045
16422 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
16423 before computing final todo.
16425 2012-01-30 Richard Guenther <rguenther@suse.de>
16427 PR tree-optimization/51528
16428 * tree-sra.c (sra_modify_assign): Re-factor in preparation
16431 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
16433 * df-problems.c (df_kill_notes): Check that the use refers
16434 to the note under examination.
16436 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
16439 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
16440 parameter and use short-lived pseudos.
16441 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
16442 (sparc_expand_vector_init): Const-ify local variables and adjust
16443 calls to above functions.
16445 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
16447 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
16449 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
16451 * doc/invoke.texi: Make usage of "compile time" and
16452 "run time"/"runtime" consistent throughout the file.
16454 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
16456 * config/alpha/alpha.c (alpha_option_override): Default to
16457 full IEEE compliance mode for Go language.
16459 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
16461 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
16462 (LINK_SSP_SPEC): Define.
16464 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16467 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
16470 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
16472 * doc/invoke.texi: Correct hyphenation of "floating point",
16473 "double precision", and related terminology throughout the file.
16475 2012-01-28 Jakub Jelinek <jakub@redhat.com>
16478 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
16479 arm_general_register_operand predicate for operand 2 instead of
16482 2012-01-27 Ian Lance Taylor <iant@google.com>
16485 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
16486 * builtins.c (expand_builtin_init_trampoline): Add onstack
16487 parameter. Change caller.
16488 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
16489 * tree.c (build_common_builtin_nodes): Declare
16490 __builtin_init_heap_trampoline.
16492 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
16494 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
16495 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
16496 * config/avr/avr.c: Ditto.
16497 (avr_regnames): Remove because unused.
16498 * config/avr/avr.md (*cpse.ne): New peephole.
16499 (*cpse.eq): New peephole from former cpse peepholes.
16501 2012-01-27 Michael Eager <eager@eagercon.com>
16503 * config/microblaze.c (microblaze_emit_compare): Correct
16504 test after pcmp instruction.
16506 2012-01-27 Richard Guenther <rguenther@suse.de>
16508 PR tree-optimization/52020
16509 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
16511 2012-01-27 Richard Guenther <rguenther@suse.de>
16513 * ipa-pure-const.c (check_stmt): Clobbers do not make a
16514 function non-const/pure.
16516 2012-01-27 Richard Guenther <rguenther@suse.de>
16518 PR tree-optimization/50444
16519 * tree-sra.c (build_ref_for_offset): Properly adjust the
16520 MEM_REF type for unaligned accesses.
16522 2012-01-27 Richard Guenther <rguenther@suse.de>
16524 PR tree-optimization/50444
16525 * expr.c (mem_ref_refers_to_non_mem_p): New function.
16526 (expand_assignment): Use it. Properly handle misaligned
16527 bases when expanding stores to component references.
16528 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
16529 refactor that case.
16531 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
16533 PR middle-end/51389
16534 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
16535 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
16536 * tree-data-ref.c (find_data_references_in_loop): Make static.
16537 (compute_all_dependences): Change return type to bool. Bail out
16538 for too many datarefs in a loop. Move the hunk resetting the data
16539 dependences vector from ...
16540 (compute_data_dependences_for_loop): ... here. Account for
16541 compute_all_dependences returning false.
16542 (compute_data_dependences_for_bb): Likewise.
16543 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
16544 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
16546 2012-01-27 Richard Guenther <rguenther@suse.de>
16548 PR middle-end/51959
16549 * expr.c (store_field): Use the alias-set of the scratch memory
16552 2012-01-27 Tom de Vries <tom@codesourcery.com>
16554 PR tree-optimization/51990
16555 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16557 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
16559 2012-01-27 Jakub Jelinek <jakub@redhat.com>
16562 * var-tracking.c (reverse_op): Don't add any reverse operation
16563 if V already has any constant locations.
16565 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
16567 * doc/invoke.texi: Correct usage of "command line" (noun)
16568 vs "command-line" (adjective) throughout.
16570 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
16572 * doc/invoke.texi (Language Independent Options): Move
16573 -Wcoverage-mismatch blurb from here....
16574 (Warning Options): ...to here.
16576 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
16578 * config/rs6000/rs6000.c (rs6000_option_override_internal):
16579 Set rs6000_always_hint to false for 476.
16581 2012-01-27 Matthias Klose <doko@ubuntu.com>
16583 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
16585 * incpath.c (add_standard_paths): Likewise.
16587 2012-01-27 Richard Henderson <rth@redhat.com>
16589 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
16590 * config/m68k/sync.md (atomic_test_and_set): Rename from
16591 sync_test_and_setqi and adjust the operands.
16592 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
16593 and unconditionally enable.
16595 2012-01-27 Richard Henderson <rth@redhat.com>
16597 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
16598 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
16599 (ldstub): Rename from ldstubqi.
16600 (ldstub<I24MODE>): Remove.
16602 2012-01-27 Richard Henderson <rth@redhat.com>
16604 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
16605 * c-cppbuiltin.c (cpp_atomic_builtins): Define
16606 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
16607 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
16608 * doc/tm.texi: Rebuild.
16610 2012-01-27 Richard Henderson <rth@redhat.com>
16612 * optabs.c (gen_atomic_test_and_set): Remove default.
16613 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
16615 2012-01-26 Jakub Jelinek <jakub@redhat.com>
16617 PR rtl-optimization/51978
16618 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
16619 (combine_reaching_defs): Likewise.
16620 (struct re_info): Remove.
16621 (add_removable_extension): Remove x and data arguments,
16622 add insn, insn_list and def_map. Use the arguments directly
16623 instead of using struct re_info.
16624 (find_removable_extensions): Don't call add_removable_extension
16625 through note_stores, instead just call it with single_set
16626 result if non-NULL.
16627 (find_and_remove_re): Pass curr_cand->expr instead of
16628 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
16630 2012-01-26 Michael Matz <matz@suse.de>
16632 PR tree-optimization/46590
16633 * cfgexpand.c: Revert last change (r183305).
16634 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
16636 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
16637 checking for emptiness.
16639 2012-01-26 Jakub Jelinek <jakub@redhat.com>
16641 PR middle-end/51895
16642 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
16643 non-addressable non-BLKmode base correctly.
16645 2012-01-26 Michael Matz <matz@suse.de>
16647 PR tree-optimization/48794
16648 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
16649 regions referenced from RESX/EH_DISPATCH.
16651 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16653 * config/s390/s390.h: Make BRANCH_COST an option.
16654 * config/s390/s390.opt: New option -mbranch-cost.
16656 2012-01-26 Richard Henderson <rth@redhat.com>
16658 Revert 2012-01-24 change:
16659 * trans-mem.c (requires_barrier): Do not instrument thread local
16660 variables and emit save/restore for them.
16662 2012-01-25 Jakub Jelinek <jakub@redhat.com>
16664 PR middle-end/51986
16665 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
16668 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
16670 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
16673 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
16676 Rename __pgm to __flash.
16677 Rename __pgm1 to __flash1.
16678 Rename __pgm2 to __flash2.
16679 Rename __pgm3 to __flash3.
16680 Rename __pgm4 to __flash4.
16681 Rename __pgm5 to __flash5.
16682 Rename __pgmx to __memx.
16683 * doc/extend.texi (AVR Named Address Spaces)
16684 Rename address space names as indicated above.
16685 * config/avr/avr.c (avr_addrspace): Ditto.
16687 * config/avr/avr-protos.h
16688 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
16689 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
16690 * config/avr/predicates.md: Ditto.
16691 * config/avr/avr.c Ditto, and
16692 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
16693 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
16695 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
16696 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
16697 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
16698 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
16699 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
16700 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
16701 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
16702 * config/avr/avr.c: Ditto.
16703 * config/avr/avr.md: Ditto.
16705 2012-01-25 Jason Merrill <jason@redhat.com>
16708 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
16710 2012-01-25 Jakub Jelinek <jakub@redhat.com>
16712 PR tree-optimization/51987
16713 * tree-data-ref.c (get_references_in_stmt): Handle references in
16714 non-volatile GIMPLE_ASM.
16716 2012-01-25 Richard Guenther <rguenther@suse.de>
16718 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
16719 bases are dereferenced.
16721 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
16723 PR rtl-optimization/48374
16724 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
16726 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
16728 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
16729 compute_data_dependences_for_loop returns false.
16730 * tree-parloops.c (loop_parallel_p): Likewise.
16732 2012-01-25 Richard Guenther <rguenther@suse.de>
16734 * tree.h (get_pointer_alignment_1): Declare.
16735 * builtins.c (get_pointer_alignment_1): New function.
16736 (get_pointer_alignment): Use it.
16738 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
16740 PR rtl-optimization/48308
16741 * combine.c (enum undo_kind): Add UNDO_LINKS.
16742 (struct undo): Add member l to other_contents and where.
16743 (do_SUBST_LINK): New.
16745 (try_combine): Handle LOG_LINKS for the dummy i1 case.
16746 (undo_all): Handle UNDO_LINKS.
16748 2012-01-25 Richard Henderson <rth@redhat.com>
16750 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
16753 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
16755 * optabs.c (gen_atomic_test_and_set): Use each argument.
16757 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
16759 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
16760 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
16761 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
16762 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
16763 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
16764 TARGET_PAIRED_SINGLE_FLOAT.
16766 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
16768 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
16769 (in_struct, return_val): Remove MEM documentation.
16770 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
16771 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
16772 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
16774 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
16775 * cfgexpand.c (add_alias_set_conflicts): Likewise.
16776 * expr.c (store_field): Likewise.
16777 * function.c (assign_stack_temp_for_type): Likewise.
16778 * ifcvt.c (noce_try_cmove_arith): Likewise.
16779 * reload1.c (reload): Likewise.
16780 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
16781 (alpha_set_memflags): Likewise.
16782 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
16784 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
16786 * rtl.h (true_dependence, canon_true_dependence): Remove varies
16788 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
16789 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
16790 (true_dependence_1, true_dependence, canon_true_dependence): Remove
16792 * cselib.c (cselib_rtx_varies_p): Delete.
16793 (cselib_invalidate_mem): Update call to canon_true_dependence.
16794 * dse.c (record_store, check_mem_read_rtx): Likewise.
16795 (scan_reads_nospill): Likewise.
16796 * cse.c (check_dependence): Likewise.
16797 (cse_rtx_varies_p): Delete.
16798 * expr.c (safe_from_p): Update call to true_dependence.
16799 * ira.c (validate_equiv_mem_from_store): Likewise.
16800 (memref_referenced_p): Likewise.
16801 * postreload-gcse.c (find_mem_conflicts): Likewise.
16802 * sched-deps.c (sched_analyze_2): Likewise.
16803 * store-motion.c (load_kills_store): Likewise.
16804 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
16805 * gcse.c (mems_conflict_for_gcse_p): Likewise.
16806 (compute_transp): Update call to canon_true_dependence.
16808 2012-01-25 Richard Henderson <rth@redhat.com>
16810 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
16811 (maybe_emit_atomic_test_and_set): New.
16812 (expand_sync_lock_test_and_set): Use it.
16813 (expand_atomic_test_and_set): Likewise.
16814 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
16815 the implementation; clarify implementation defined details.
16816 * doc/md.texi (atomic_test_and_set): Document.
16818 2012-01-25 Richard Henderson <rth@redhat.com>
16820 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
16822 2012-01-25 Richard Henderson <rth@redhat.com>
16825 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
16826 to effect no-op split.
16828 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
16831 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
16832 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
16833 (BT_FN_VOID_PTR_INT_SIZE): New.
16834 (BT_FN_UINT_UINT_VAR): Remove.
16835 (BT_FN_UINT32_UINT32_VAR): New.
16836 (BT_FN_DOUBLE_VPTR): Remove.
16837 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
16839 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
16840 (_ITM_changeTransactionMode): Same.
16841 (_ITM_memmoveRtWt): Change return type to void.
16842 (_ITM_memcpyRtWt): Same.
16843 (_ITM_memsetW): Same.
16844 (_ITM_RaRD): Change types to double.
16849 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
16851 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
16852 Patrick Marlier <patrick.marlier@gmail.com>
16854 * trans-mem.c (requires_barrier): Do not instrument thread local
16855 variables and emit save/restore for them.
16857 2012-01-24 Jason Merrill <jason@redhat.com>
16860 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
16861 output static aliases.
16863 2012-01-24 Jakub Jelinek <jakub@redhat.com>
16866 * common.opt (-pie, -shared, pie, shared): Change from Common to
16868 * gcc.c (display_help): Display help for -pie and -shared.
16870 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
16873 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
16874 Remove note on size/offset limitation.
16875 (AVR Variable Attributes): Add example how to read data located
16876 with progmem. Refer to named address spaces.
16877 * doc/invoke.texi (AVR Options): Fix typo.
16879 2012-01-24 Richard Guenther <rguenther@suse.de>
16881 Forward-port to trunk
16882 2010-09-21 Jakub Jelinek <jakub@redhat.com>
16884 PR middle-end/45678
16885 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
16886 op0 isn't sufficiently aligned and there is movmisalignM
16887 insn for mode, use it to load op0 into a temporary register.
16889 2012-01-24 Jakub Jelinek <jakub@redhat.com>
16892 * target.def (const_not_ok_for_debug_p): New hook.
16893 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
16895 * doc/tm.texi: Regenerated.
16896 * dwarf2out.c (const_ok_for_output_1): If
16897 targetm.const_not_ok_for_debug_p returns true, fail.
16898 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
16900 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
16902 2012-01-23 Kai Tietz <ktietz@redhat.com>
16905 * config/i386/predicates.md (symbolic_operand): Allow
16906 UNSPEC_PCREL as PIC expression for lea.
16907 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
16908 * config/i386/i386.c (ix86_delegitimize_address): Handle
16909 UNSPEC_PCREL for none-MEM, too.
16911 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
16913 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
16914 (ipa_tm_create_version_alias): Same.
16916 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
16919 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
16920 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
16922 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
16923 Patrick Marlier <patrick.marlier@gmail.com>
16924 Iain Sandoe <developer@sandoe-acoustics.co.uk>
16927 * lto-wrapper.c (run_gcc): Pass the LTO section name to
16928 simple_object_start_read.
16930 2012-01-23 Richard Guenther <rguenther@suse.de>
16933 PR tree-optimization/51895
16934 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
16935 parameter decomposition into BLKmode components.
16937 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
16939 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
16940 fake variables for restrict-qualified pointers whose pointed-to type
16941 contains a placeholder.
16943 2012-01-23 Richard Guenther <rguenther@suse.de>
16945 PR tree-optimization/51949
16946 * ipa-split.c (execute_split_functions): Do not split malloc functions.
16948 2012-01-23 Jakub Jelinek <jakub@redhat.com>
16950 PR rtl-optimization/51933
16951 * ree.c (transform_ifelse): Return true right away if dstreg is
16952 already wider or equal to cand->mode.
16953 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
16954 (make_defs_and_copies_lists): Remove defs_list and copies_list
16955 arguments, add state argument, just truncate state->work_list
16956 instead of always allocating and freeing the vector. Assert that
16957 get_defs succeeds instead of returning 2. Changed return type to bool.
16958 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
16959 have ext_src_mode, see if it has been modified already with the
16960 right kind of extension and has been extended before from the
16961 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
16962 just return true. Remember the original mode in state->modified array.
16963 (combine_reaching_defs): Add state argument. Don't allocate and
16964 free here def_list, copied_list and vec vectors, instead just
16965 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
16966 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
16967 Add state variable, clear vectors in it, initialize state.modified
16968 if needed. Free all the vectors at the end and state.modified too.
16969 Don't skip a candidate if the extension expression has been modified.
16971 2012-01-22 Douglas B Rupp <rupp@gnat.com>
16974 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
16975 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
16976 (extra_options) interix.opt -> i386/interix.opt"
16977 (extra_objs):Add winnt-stubs.o
16978 * configure.ac: Add interix to target_os .comm on PE check.
16979 * configure: Regenerate.
16980 * config/interix3.h: Delete and move bits to..
16981 * config/interix.h: Delete and move bits to..
16982 * config/i386/i386-interix3.h: Delete and move bits to..
16983 * config/i386/i386-interix.h: ..here.
16984 (TARGET_CPU_DEFAULT): Remove redefinition.
16985 (TARGET_ASM_CONSTRUCTOR): Undefine.
16986 (SUBTARGET_SWITCHES): Define for ms-bitfields.
16987 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
16988 (PTRDIFF_TYPE): Define.
16989 (LONG_DOUBLE_TYPE_SIZE): Define.
16990 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
16991 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
16992 (TARGET_SECTION_TYPE_FLAGS): Define.
16993 (ASM_DECLARE_FUNCTION_NAME): Define.
16994 (ASM_OUTPUT_EXTERNAL): Define.
16995 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
16996 (ASM_OUTPUT_ALIGNED_BSS): Define.
16997 (PCC_BITFIELD_TYPE_MATTERS): Define.
16998 (USE_CONST_SECTION): Define.
16999 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
17000 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
17001 (SUPPORTS_ONE_ONLY): Remove.
17002 (I386_PE_STRIP_ENCODING): Define.
17003 * config/interix.opt: Delete and move bits to..
17004 * config/i386/interix.opt: ..here. New.
17005 (mpe-aligned-commons): Add.
17006 * config/i386/t-interix: Add copyright header.
17007 (winnt-stubs.o): Add rule.
17009 2012-01-22 Jason Merrill <jason@redhat.com>
17012 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
17013 for extra name aliases.
17015 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
17017 PR rtl-optimization/51924
17018 * ree.c (combine_set_extension): Improve debugging message.
17019 (combine_reaching_defs): Likewise.
17020 (get_defs): Rename confusingly named variable.
17021 (find_and_remove_re): Skip a candidate if the extension expression has
17024 2012-01-21 Robert Millan <rmh@gnu.org>
17025 Gerald Pfeifer <gerald@pfeifer.com>
17027 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
17028 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
17030 2012-01-20 Jakub Jelinek <jakub@redhat.com>
17032 PR tree-optimization/51914
17033 * tree-vect-stmts.c (vectorizable_conversion): For
17034 cvt_type && modifier == WIDEN, put temporary with cvt_type
17035 at the beginning of vec_dsts and set vec_dest to temporary
17038 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
17040 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
17042 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
17044 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
17045 * config/rs6000/rs6000.c: Likewise.
17047 2012-01-20 Jakub Jelinek <jakub@redhat.com>
17050 * config/arm/arm.c (arm_count_output_move_double_insns): Call
17051 output_move_double on a copy of operands array.
17053 2012-01-20 Cary Coutant <ccoutant@google.com>
17054 Dodji Seketeli <dodji@redhat.com>
17057 * dwarf2out.c (copy_declaration_context): Return ref to parent
17058 of declaration DIE, if necessary.
17059 (remove_child_or_replace_with_skeleton): Add new parameter; update
17060 caller. Place skeleton DIE under parent DIE of original declaration.
17061 Move call to copy_declaration_context to here ...
17062 (break_out_comdat_types): ... from here.
17064 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17066 PR rtl-optimization/51856
17067 * reload.c (find_reloads_subreg_address): Set the address_reloaded
17070 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
17073 * config/arm/arm.c (arm_print_operand): Correct output of alignment
17074 hints for neon loads and stores.
17076 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
17080 * doc/extend.texi (Named Address Spaces): Split into subsections.
17081 (AVR Named Address Spaces): New subsection.
17082 (M32C Named Address Spaces): New subsection.
17083 (RL78 Named Address Spaces): New subsection.
17084 (SPU Named Address Spaces): New subsection.
17085 (Variable Attributes): New anchor "AVR Variable Attributes".
17086 (AVR Variable Attributes): Rewrite and avoid wording
17087 "address space" in this context.
17088 * doc/invoke.texi (AVR Options): Rewrite and add documentation
17089 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
17090 (AVR Built-in Macros): New subsubsection therein.
17091 * doc/md.texi (AVR constraints): Remove "C04", "R".
17093 2012-01-20 Richard Guenther <rguenther@suse.de>
17095 PR tree-optimization/51903
17096 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
17097 when removing stmts.
17099 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
17102 * config/arm/arm.c (arm_load_pic_register): Use
17103 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
17104 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
17105 (arm_pic_static_addr): Likewise.
17106 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
17107 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
17108 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
17109 (pic_load_addr_unified): New.
17111 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
17114 * function.c (instantiate_virtual_regs_in_insn): Use
17115 delete_insn_and_edges when removing a wrong asm insn.
17117 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
17119 PR rtl-optimization/40761
17120 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
17121 Add new member loop_num.
17122 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
17123 (ira_build): Remove the parameter.
17125 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
17126 (ira.c): Do not build CFG loops for one region allocation. Remove
17127 argument from ira_build call.
17129 * ira-build.c (init_loop_tree_node): New function.
17130 (create_loop_tree_nodes): Use it. Separate the case when CFG
17131 loops are not built.
17132 (more_one_region_p): Check current_loops.
17133 (finish_loop_tree_nodes): Separate the case when CFG loops are not
17135 (add_loop_to_tree): Process loop equal to NULL too.
17136 (form_loop_tree): Separate the case when CFG loops are not built.
17137 Use explicitly number for the root.
17138 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
17140 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
17141 instead of loop->num.
17142 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
17143 (mark_all_loops_for_removal): Ditto.
17144 (remove_unnecessary_regions): Separate the case when CFG loops
17146 (ira_build): Remove the parameter. Use explicit number of regions
17147 when CFG loops are not built.
17149 * ira-color.c (print_loop_title): Separate the case for the root node.
17150 Use loop_num instead of loop->num.
17151 (move_spill_restore): Use loop_num instead of loop->num.
17153 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
17154 (change_loop): Ditto.
17155 (change_loop): Use loop_num instead of loop->num.
17157 * ira-lives.c (process_bb_node_lives): Ditto.
17159 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
17161 * ira-conflicts.c (print_allocno_conflicts): Ditto.
17163 2012-01-19 Jakub Jelinek <jakub@redhat.com>
17165 PR libmudflap/40778
17166 * tree-mudflap.c (mf_artificial): New function.
17167 (execute_mudflap_function_ops, execute_mudflap_function_decls,
17168 mx_register_decls, mudflap_enqueue_decl): Use it.
17171 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
17172 numbers in the insn pattern.
17174 2012-01-19 Michael Matz <matz@suse.de>
17176 PR tree-optimization/46590
17177 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
17178 use it in remembering which conflicts we already created.
17179 (add_scope_conflicts): Adjust call to above, (de)allocate helper
17182 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
17185 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
17186 (merge_and_complain): Same.
17188 2012-01-19 Jakub Jelinek <jakub@redhat.com>
17191 * config/initfini-array.h: Guard content of the header
17192 with #ifdef HAVE_INITFINI_ARRAY.
17193 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
17194 Add initfini-array.h to tm_file here.
17195 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
17196 * config.gcc: Don't add initfini-array.h to tm_file here.
17197 * configure: Regenerated.
17199 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
17201 PR rtl-optimization/51505
17202 * df-problems.c (df_kill_notes): New parameter live. Update comment.
17203 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
17204 (df_note_bb_compute): Update the call to df_kill_notes.
17206 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
17208 * trans-mem.c (requires_barrier): Remove call to is_global_var.
17210 2012-01-18 Richard Guenther <rguenther@suse.de>
17212 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
17213 of conversions to void *.
17215 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17216 Richard Sandiford <rdsandiford@googlemail.com>
17218 PR middle-end/50325
17219 PR middle-end/51192
17220 * optabs.h (simplify_expand_binop): Declare.
17221 * optabs.c (simplify_expand_binop): Make global.
17222 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
17223 endian targets if the source cannot be exactly covered by word
17226 2012-01-17 Jakub Jelinek <jakub@redhat.com>
17229 * hard-reg-set.h (struct hard_reg_set_container): New type.
17230 * target.h (struct hard_reg_set_container): Forward declare.
17231 * target.def (set_up_by_prologue): New target hook.
17232 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
17233 * doc/tm.texi: Regenerated.
17234 * function.c (thread_prologue_and_epilogue_insns): Change
17235 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
17236 Call targetm.set_up_by_prologue on it.
17237 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
17238 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
17240 2012-01-17 Nick Clifton <nickc@redhat.com>
17242 * config/rx/rx.c (rx_can_use_simple_return): New function.
17243 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
17244 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
17246 2012-01-17 Richard Guenther <rguenther@suse.de>
17248 PR middle-end/51782
17249 * expr.c (expand_assignment): Take address-space information
17250 from the address operand of MEM_REF and TARGET_MEM_REF.
17251 (expand_expr_real_1): Likewise.
17253 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17255 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
17256 reload dump is requested.
17258 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
17261 * trans-mem.c (requires_barrier): Call may_be_aliased.
17263 2012-01-17 Jakub Jelinek <jakub@redhat.com>
17265 PR tree-optimization/51877
17266 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
17267 call arguments and fndecls compare equal, instead return false if they
17268 don't. Return true only if lhs1 and lhs2 are either both NULL, or
17269 both SSA_NAMEs that are valueized the same, or they satisfy
17272 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17274 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
17276 * configure: Regenerate.
17278 2012-01-16 Jan Hubicka <jh@suse.cz>
17282 * convert.c (convert_to_integer): Use fold_convert for
17283 converting an INTEGER_CST to integer type.
17285 2012-01-16 Jason Merrill <jason@redhat.com>
17288 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
17290 2012-01-16 Jakub Jelinek <jakub@redhat.com>
17293 * config/s390/s390.c (s390_chunkify_start): Don't skip
17294 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
17295 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
17296 If insn is followed by NOTE_INSN_VAR_LOCATION or
17297 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
17298 Don't use location of note insns.
17300 PR tree-optimization/51865
17301 * tree-inline.c (tree_function_versioning): Call remap_decl
17302 on DECL_RESULT whenever it has VOID_TYPE_P type.
17304 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
17306 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
17307 for calls to locally-binding MIPS16 functions if only the return
17308 type uses float regs.
17310 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
17311 Richard Sandiford <rdsandiford@googlemail.com>
17313 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
17314 (SYMBOL_32_HIGH): Likewise.
17315 (mips_output_tls_reloc_directive): Declare.
17316 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
17317 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
17318 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
17319 (mips_lo_relocs, mips_hi_relocs): Make extern.
17320 (mips16_stub_function): Move up file.
17321 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
17322 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
17323 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
17324 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
17325 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
17326 (mips_get_tp): Add MIPS16 support.
17327 (mips_legitimize_tls_address): Remove MIPS16 sorry().
17328 Generalize DTPREL and TPREL handling.
17329 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
17330 Add MIPS16 TLS support.
17331 (mips_output_tls_reloc_directive): New function.
17332 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
17333 * config/mips/predicates.md (symbolic_operand_with_high)
17334 (tls_reloc_operand): New predicates.
17335 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
17336 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
17337 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
17338 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
17339 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
17340 (*tls_get_tp_mips16_call_<mode>): Likewise.
17342 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
17344 PR rtl-optimization/51821
17345 * recog.c (peep2_find_free_register): Determine clobbered registers
17348 2012-01-14 Denis Chertykov <chertykov@gmail.com>
17351 * config/avr/avr-protos.h: Revert change of 2012-01-09.
17352 * config/avr/avr.c: Likewise.
17353 * config/avr/avr.h: Likewise.
17355 2012-01-13 Ian Lance Taylor <iant@google.com>
17358 * tree.h (TYPE_QUALS): Add cast to int.
17359 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
17361 2012-01-13 Ian Lance Taylor <iant@google.com>
17363 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
17364 comparing param_index to VEC_length result.
17366 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
17368 * c-decl.c: Do not include tree-mudflap.h
17369 * tree-optimize.c: Likewise.
17370 * Makefile.in: Update dependencies.
17372 2012-01-13 Richard Guenther <rguenther@suse.de>
17375 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
17376 variable-sized result always use RSO.
17378 2012-01-12 DJ Delorie <dj@redhat.com>
17380 * cfgexpand.c (convert_debug_memory_address): Allow any valid
17381 pointer type, not just the default pointer type.
17383 2012-01-09 Richard Henderson <rth@redhat.com>
17384 Denis Chertykov <chertykov@gmail.com>
17387 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
17388 * config/avr/avr.c (avr_can_eliminate): Simplify.
17389 (avr_initial_elimination_offset): Likewise.
17390 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
17391 (expand_epilogue): Likewise.
17392 (avr_legitimize_address): Gut.
17393 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
17394 (avr_hard_regno_nregs): New.
17395 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
17396 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
17397 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
17398 add soft frame pointer.
17399 (CALL_USED_REGISTERS): Likewise.
17400 (REG_CLASS_CONTENTS): Likewise.
17401 (REGISTER_NAMES): Likewise.
17402 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
17403 (HARD_FRAME_POINTER_REGNUM): New.
17404 (FRAME_POINTER_REGNUM): Use soft frame pointer.
17405 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
17406 remove the HARD_FRAME_POINTER self-elimination.
17408 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
17411 * config/avr/avr.c (avr_encode_section_info): Test for absence of
17412 DECL_EXTERNAL when checking for initializers of progmem variables.
17414 2012-01-12 Ira Rosen <irar@il.ibm.com>
17416 PR tree-optimization/51799
17417 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
17418 that the last operation is a type demotion.
17420 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
17422 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
17423 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
17425 2012-01-11 Jakub Jelinek <jakub@redhat.com>
17428 * combine.c (distribute_notes): If i3 is a noreturn call,
17429 allow old_size to be equal to args_size and make sure the
17430 noreturn call gets REG_ARGS_SIZE note.
17431 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
17432 on noreturn calls even when the delta is 0.
17434 2012-01-11 Nathan Sidwell <nathan@acm.org>
17436 * gcov.c (STRING_SIZE): Remove.
17437 (generate_results): Erase annotations for source files with no
17438 coverage information.
17440 (output_lines): Use it.
17442 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
17444 * gimple.h (gimplify_body): Remove first argument.
17445 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
17446 pointer set here, instead just pass DATA to walk_tree.
17447 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
17448 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
17449 (unvisit_body): Likewise, but with unmark_visited.
17450 (gimplify_body): Remove BODY_P argument and adjust.
17451 (gimplify_function_tree): Adjust call to gimplify_body.
17452 * omp-low.c (finalize_task_copyfn): Likewise.
17454 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
17456 * tree.h (build_function_decl_skip_args): Add boolean parameter.
17457 (build_function_type_skip_args): Delete.
17458 * tree.c (build_function_type_skip_args): Make static and add
17459 SKIP_RETURN parameter. Fix thinko in the handling of variants.
17460 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
17461 pass it to build_function_type_skip_args.
17462 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
17463 (tree_function_versioning): Likewise.
17464 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
17465 build_function_decl_skip_args.
17466 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
17467 and pass it to build_function_decl_skip_args/tree_function_versioning.
17468 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
17469 * ipa-inline-transform.c (save_inline_function_body): Likewise.
17470 * trans-mem.c (ipa_tm_create_version): Likewise.
17471 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
17472 * tree-inline.c (declare_return_variable): Remove always-true test.
17473 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
17474 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
17475 * ipa-split.c (split_function): Skip the return value for the split
17476 part if it doesn't return.
17478 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17480 PR tree-optimization/49642
17481 * ipa-split.c (forbidden_dominators): New variable.
17482 (check_forbidden_calls): New function.
17483 (dominated_by_forbidden): Likewise.
17484 (consider_split): Check for forbidden dominators.
17485 (execute_split_functions): Initialize and free forbidden
17486 dominators info; call check_forbidden_calls.
17488 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
17490 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
17492 2012-01-11 Nick Clifton <nickc@redhat.com>
17494 * config/rx/rx.md (return): Define pattern.
17496 2012-01-11 Richard Guenther <rguenther@suse.de>
17498 * doc/extend.texi (malloc attribute): Adjust according to
17501 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
17502 Patrick Marlier <patrick.marlier@gmail.com>
17504 PR middle-end/51516
17505 * trans-mem.c (get_cg_data): Traverse aliases if requested.
17506 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
17507 (ipa_tm_note_irrevocable): Same.
17508 (ipa_tm_scan_irr_block): Same.
17509 (ipa_tm_decrement_clone_counts): Same.
17510 (ipa_tm_scan_irr_function): Same.
17511 (ipa_tm_create_version_alias): Same.
17512 (ipa_tm_create_version): Same.
17513 (ipa_tm_transform_calls_redirect): Same.
17514 (ipa_tm_transform_calls): Same.
17515 (ipa_tm_transform_transaction): Same.
17516 (ipa_tm_execute): Same.
17518 2012-01-10 Richard Guenther <rguenther@suse.de>
17520 PR middle-end/51806
17521 * opts.c (common_handle_option): Handle -Werror.
17523 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
17525 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
17528 2012-01-10 Jason Merrill <jason@redhat.com>
17530 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
17533 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17535 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
17536 supports R_386_TLS_GD_PLT reloc.
17537 (gcc_cv_as_ix86_tlsldmplt): Check if linker
17538 supports R_386_TLS_LDM_PLT reloc.
17539 * configure: Regenerate.
17540 * config.in: Regenerate.
17542 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
17545 Extend __pgmx semantics to linearize memory.
17546 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
17547 determine if code comes inline or from libgcc.
17548 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
17549 (movmem_qi, movmem_qi): Set constraint #2 to "n".
17550 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
17551 (movmemx_qi, movmemx_hi): New insns.
17552 (xload_<mode>_libgcc): Rewrite to new insn condition.
17553 (xload_<mode>): Remove insns.
17554 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
17555 cases that don't satisfy avr_xload_libgcc_p().
17556 (avr_addr_space_convert): Allow converting in any direction.
17557 (avr_addr_space_subset_p): Return always true.
17558 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
17559 (avr_emit_movmemhi): Ditto.
17560 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
17561 (avr_out_movmem): Ditto.
17562 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
17563 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
17564 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
17565 (avr_encode_section_info): Encode 'progmem' in symbol flags.
17566 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
17568 2012-01-10 Richard Guenther <rguenther@suse.de>
17570 PR tree-optimization/50913
17571 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
17572 Require data-refs to be representable by Graphite with respect
17575 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
17577 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
17578 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
17580 2012-01-10 Tom de Vries <tom@codesourcery.com>
17582 PR rtl-optimization/51271
17583 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
17584 handling annulled branch.
17586 2012-01-10 Richard Henderson <rth@redhat.com>
17588 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
17589 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
17590 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
17591 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
17592 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
17593 arm_expand_vec_perm_const): New.
17594 * config/arm/arm-protos.h: Update.
17595 * config/arm/neon.md (UNSPEC_VCONCAT): New.
17596 (*neon_vswp<VDQX>): New.
17597 (neon_vcombine<VDX>): Use neon_split_vcombine.
17598 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
17599 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
17600 (vec_perm<VE>): New.
17602 2012-01-10 Richard Henderson <rth@redhat.com>
17604 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
17605 use it if reload_completed.
17606 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
17607 arm_output_asm_insn, arm_process_output_memory_barrier,
17608 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
17609 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
17610 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
17611 arm_process_output_sync_insn, arm_output_sync_insn,
17612 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
17613 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
17614 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
17615 (emit_unlikely_jump): New.
17616 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
17617 (arm_split_atomic_op): New.
17618 * config/arm/arm-protos.h: Update.
17619 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
17620 (struct arm_sync_generator): Remove.
17621 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
17622 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
17623 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
17624 (VUNSPEC_LL, VUNSPEC_SC): New.
17625 (sync_result, sync_memory, sync_required_value, sync_new_value,
17626 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
17627 (attr length): Don't use arm_sync_loop_insns.
17628 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
17629 (movsfcc, movdfcc): Likewise.
17630 * config/arm/constraints.md (Ua): New.
17631 * config/arm/prediates.md (mem_noofs_operand): New.
17632 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
17633 (sync_clobber, sync_t2_reqd): Remove.
17634 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
17635 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
17636 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
17637 (arm_sync_compare_and_swap<SIDI>): Remove.
17638 (arm_sync_compare_and_swap<NARROW>): Remove.
17639 (arm_sync_lock_test_and_set<SIDI>): Remove.
17640 (arm_sync_lock_test_and_set<NARROW>): Remove.
17641 (arm_sync_new_<syncop><SIDI>): Remove.
17642 (arm_sync_new_<syncop><NARROW>): Remove.
17643 (arm_sync_new_nand<SIDI>): Remove.
17644 (arm_sync_new_nand<NARROW>): Remove.
17645 (arm_sync_old_<syncop><SIDI>): Remove.
17646 (arm_sync_old_<syncop><NARROW>): Remove.
17647 (arm_sync_old_nand<SIDI>): Remove.
17648 (arm_sync_old_nand<NARROW>): Remove.
17649 (*memory_barrier): Merge arm_output_memory_barrier.
17650 (atomic_compare_and_swap<QHSD>): New.
17651 (atomic_compare_and_swap<NARROW>_1): New.
17652 (atomic_compare_and_swap<SIDI>_1): New.
17653 (atomic_exchange<QHSD>): New.
17654 (cas_cmp_operand, cas_cmp_str): New.
17655 (atomic_op_operand, atomic_op_str): New.
17656 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
17657 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
17658 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
17659 (arm_load_exclusive<NARROW>): New.
17660 (arm_load_exclusivesi, arm_load_exclusivedi): New.
17661 (arm_store_exclusive<QHSD>): New.
17663 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
17665 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
17666 reload patterns if -mvsx-scalar-memory.
17668 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
17669 generated, even -mno-vsx-scalar-double was used.
17670 (vsx_xscvdpsp_scalar): Likewise.
17671 (vsx_xscvspdp_scalar2): Likewise.
17673 2012-01-09 Tom de Vries <tom@codesourcery.com>
17674 Andrew Pinski <apinski@cavium.com>
17677 * reorg.c (fill_slots_from_thread): Don't speculate
17678 frame-related insns.
17680 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
17682 * sched-int.h (bb_note): Move to...
17683 * basic-block.h: ...here.
17684 * haifa-sched.c (bb_note): Move to...
17685 * cfgrtl.c: ...here.
17686 * function.c (next_block_for_reg): New function.
17687 (move_insn_for_shrink_wrap): Likewise.
17688 (prepare_shrink_wrap): Rewrite to use the above.
17690 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
17692 * gimple.c (is_gimple_non_addressable): Remove.
17693 * gimple.h: Remove is_gimple_non_addressable.
17694 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
17695 is_gimple_non_addressable.
17696 * trans-mem.c (expand_assign_tm): Same.
17698 2012-01-09 Richard Guenther <rguenther@suse.de>
17700 PR tree-optimization/51775
17701 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
17702 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
17704 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
17706 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
17708 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
17710 2012-01-09 Richard Guenther <rguenther@suse.de>
17712 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
17714 2012-01-08 Jan Hubicka <jh@suse.cz>
17716 PR tree-optimize/51680
17717 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
17718 on when known_vals needs to be computed; cleanup.
17720 2012-01-08 Jan Hubicka <jh@suse.cz>
17722 PR tree-optimize/51694
17723 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
17725 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
17727 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
17728 for -std=c++98 and -std=c++11 too.
17730 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
17732 * cfgloop.c (cancel_loop): Add free() of bbs array.
17734 2012-01-07 Jan Hubicka <jh@suse.cz>
17736 PR tree-optimization/51600
17737 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
17738 that benefits small functions.
17740 2012-01-07 Jan Hubicka <jh@suse.cz>
17742 * ipa-inline.c (want_inline_small_function_p): Fix formating.
17744 2012-01-07 Jan Hubicka <jh@suse.cz>
17746 PR tree-optimization/51680
17747 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
17748 whose inlining reduce unit size.
17750 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
17753 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
17754 Add canonical node to containing_mem chain after the non-canonical
17755 one, even if there weren't any locs to propagate.
17756 (remove_useless_values): Keep only canonical values.
17757 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
17758 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
17759 canonicalize mem_chain elements that are not discarded.
17761 2012-01-06 Jakub Jelinek <jakub@redhat.com>
17764 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
17765 before emitting functions.
17767 PR gcov-profile/50127
17768 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
17769 clear_aux_for_blocks.
17771 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
17774 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
17776 2012-01-06 Arnaud Charlet <charlet@adacore.com>
17778 * c-decl.c (ext_block): Moved up.
17779 (collect_all_refs, for_each_global_decl): Take ext_block into account.
17781 2012-01-06 Han Shen <shenhan@google.com>
17783 Translate built-in include paths for sysroot.
17784 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
17785 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
17787 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
17788 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
17790 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
17791 control whether sysroot should be prepended to gxx include dir.
17793 * configure: Regenerate.
17795 2012-01-06 Torvald Riegel <triegel@redhat.com>
17797 PR rtl-optimization/51771
17798 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
17799 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
17801 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
17803 PR tree-optimization/51315
17804 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
17805 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
17807 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
17810 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
17811 for shrp pattern. Correctly handle and fixup shift variable.
17812 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
17814 2012-01-05 Jakub Jelinek <jakub@redhat.com>
17817 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
17818 note when !ACCUMULATE_OUTGOING_ARGS.
17820 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
17822 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
17824 (extract_range_from_unary_expr_1): Avoid useless computations.
17826 2012-01-05 Jakub Jelinek <jakub@redhat.com>
17828 PR rtl-optimization/51767
17829 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
17830 of jump_block and add an extra edge for degenerated asm gotos.
17832 PR middle-end/51768
17833 * stmt.c (check_unique_operand_names): Don't ICE during error
17834 reporting if i is from labels chain.
17836 PR middle-end/44777
17837 * profile.c (branch_prob): Split bbs that have exit edge
17838 and need a fake entry edge too.
17840 2012-01-05 Jan Hubicka <jh@suse.cz>
17842 PR middle-end/49710
17843 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
17846 2012-01-05 Richard Guenther <rguenther@suse.de>
17849 * tree-streamer-out.c (write_ts_optimization): New function.
17850 (streamer_write_tree_body): Call it.
17851 * tree-streamer-in.c (lto_input_ts_optimization): New function.
17852 (streamer_read_tree_body): Call it.
17853 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
17855 2012-01-05 Jakub Jelinek <jakub@redhat.com>
17857 PR middle-end/51761
17858 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
17859 * gimplify.c (gimplify_cleanup_point_expr): Save and set
17860 in_cleanup_point_expr before gimplify_stmt call and restore it
17862 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
17863 in_cleanup_point_expr is false.
17865 2012-01-05 Richard Guenther <rguenther@suse.de>
17867 PR middle-end/51764
17868 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
17870 * toplev.c (process_options): Reject combining mudflap and LTO.
17871 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
17873 2012-01-05 Richard Guenther <rguenther@suse.de>
17875 PR tree-optimization/51760
17876 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
17878 (bit_value_unop): Handle UNDEFINED operands.
17879 (bit_value_binop): Likewise.
17881 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
17883 * config/avr/avr.c (avr_replace_prefix): Remove.
17884 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
17885 (avr_asm_function_rodata_section): Ditto.
17886 (avr_asm_select_section): Ditto.
17888 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
17890 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
17893 2012-01-05 Jakub Jelinek <jakub@redhat.com>
17896 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
17897 calls that have any non-fake successor edges.
17900 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
17902 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
17904 PR tree-optimization/51624
17905 * tree-sra.c (build_ref_for_model): When replicating a chain of
17906 COMPONENT_REFs, stop as soon as the offset would become negative.
17908 2012-01-04 Jakub Jelinek <jakub@redhat.com>
17911 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
17912 in .debug_loc on the floor.
17914 2012-01-04 Andrew Pinski <apinski@cavium.com>
17916 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
17918 2012-01-04 Andrew Pinski <apinski@cavium.com>
17919 Adam Nemet <anemet@caviumnetworks.com>
17921 * config/mips/mips.md (size): Add SI and DI.
17922 (SIZE): New mode attribute.
17923 (U): New code attribute.
17924 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
17925 (mips_lbux_<mode>): Delete.
17926 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
17927 (mips_lhx): Use gen_mips_lhx_extsi.
17928 (mips_lhx_<mode>): Delete.
17929 (mips_lwx): Delete.
17930 (mips_l<size>x): New expand.
17931 (mips_lwx_<mode>): Delete.
17932 (mips_l<GPR:size>x_<P:mode>): New pattern.
17933 (*mips_lw<u>x_<P:mode>_ext): Likewise.
17934 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
17935 * config/mips/mips.c (mips_lx_address_p): New function.
17936 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
17937 (dsp64): New availability predicate.
17938 (mips_builtins): Add an entry for __builtin_mips_ldx.
17939 * config/mips/mips.h (ISA_HAS_LBX): New define.
17940 (ISA_HAS_LBUX): Likewise.
17941 (ISA_HAS_LHX): Likewise.
17942 (ISA_HAS_LHUX): Likewise.
17943 (ISA_HAS_LWX): Likewise.
17944 (ISA_HAS_LWUX): Likewise.
17945 (ISA_HAS_LDX): Likewise.
17946 * doc/extend.texi (__builtin_mips_ldx): Document.
17948 2012-01-04 Tristan Gingold <gingold@adacore.com>
17950 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
17951 when long pointers are used.
17952 * config.build (*-*-*vms*): Handle all OpenVMS targets.
17953 (alpha64-dec-*vms*, alpha*-dec-*vms*)
17954 (ia64-hp-*vms*): Remove.
17955 * config/vms/xm-vms64.h: Delete.
17957 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
17959 PR middle-end/51472
17960 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
17962 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
17964 * opts.c (finish_options): Remove duplicate sorry.
17966 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
17968 PR middle-end/51696
17969 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
17972 2012-01-04 Richard Guenther <rguenther@suse.de>
17974 PR middle-end/51750
17975 * tree.c (size_low_cst): New function.
17976 * tree.h (size_low_cst): Declare.
17977 * fold-const.c (fold_comparison): Use it to extract the low
17978 part of the POINTER_PLUS_EXPR offset.
17980 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
17982 Fix clearing ZERO_REG
17983 * config/avr/avr.md (cc): Add alternative "ldi".
17984 (movqi_insn): Use it in cc attribute.
17985 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
17986 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
17987 (output_reload_insisf): Use ZERO_REG to pre-clear register.
17989 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17991 * configure: Regenerate.
17993 2012-01-04 Richard Guenther <rguenther@suse.de>
17995 PR tree-optimization/49651
17996 * tree-ssa-structalias.c (type_can_have_subvars): New function.
17997 (var_can_have_subvars): Use it.
17998 (get_constraint_for_1): Only consider subfields if there can be any.
18000 2012-01-03 Jakub Jelinek <jakub@redhat.com>
18003 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
18004 to its new canonical_cselib_val and the cselib_val was in
18005 first_containing_mem chain, but the canonical_cselib_val was not,
18006 add the latter into the chain.
18007 (cselib_invalidate_mem): Compare canonical_cselib_val of
18008 addr_list chain elt with v.
18011 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
18012 dwarf2out_undef): Allocate e.info using ggc_strdup instead
18014 (output_macinfo_op): Don't ggc_strdup fd->filename.
18015 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
18016 then ggc_strdup it. Don't free inc->info or cur->info.
18017 (output_macinfo): Don't free ref->info or file->info.
18019 2012-01-03 Ira Rosen <irar@il.ibm.com>
18021 PR tree-optimization/51269
18022 * tree-vect-loop-manip.c (set_prologue_iterations): Make
18023 first_niters a pointer.
18024 (slpeel_tree_peel_loop_to_edge): Likewise.
18025 (vect_do_peeling_for_loop_bound): Update call to
18026 slpeel_tree_peel_loop_to_edge.
18027 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
18028 here. Remove it from the parameters list.
18029 (vect_do_peeling_for_alignment): Update calls and compute
18030 wide_prolog_niters.
18032 2012-01-03 Richard Guenther <rguenther@suse.de>
18034 PR tree-optimization/51070
18035 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
18036 Properly handle calls.
18038 2012-01-03 Richard Guenther <rguenther@suse.de>
18040 PR tree-optimization/51692
18041 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
18042 the LHS of allocation stmts.
18044 2012-01-03 Olivier Hainque <hainque@adacore.com>
18046 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
18048 2012-01-03 Olivier Hainque <hainque@adacore.com>
18050 * collect2.c (main): In AIX specific computations for vector
18051 insertions, use CONST_CAST2 to cast from char ** to const char **.
18053 2012-01-03 Richard Guenther <rguenther@suse.de>
18056 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
18057 the context of a limbo DIE when it does not already exist.
18059 2012-01-03 Jakub Jelinek <jakub@redhat.com>
18061 PR tree-optimization/51719
18062 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
18063 but direct call is, clear direct call's lhs and don't add fallthrough
18064 edge from dcall_bb to join_bb and PHIs.
18066 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18068 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
18069 the instructions emitted by the pattern.
18070 ("*TDC_insn_<mode>"): Add comment.
18072 2012-01-03 Richard Guenther <rguenther@suse.de>
18074 PR middle-end/51730
18075 * fold-const.c (fold_comparison): Properly canonicalize
18076 tree offset and HOST_WIDE_INT bit position.
18078 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
18080 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
18081 operands for extzv pattern.
18083 2012-01-02 Jakub Jelinek <jakub@redhat.com>
18086 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
18089 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
18091 * doc/invoke.texi (-flto and related options): Copy-edit.
18093 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
18095 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
18097 2012-01-02 Jakub Jelinek <jakub@redhat.com>
18099 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
18102 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
18104 * expr.h (move_by_pieces_ninsns): Declare.
18105 * expr.c (move_by_pieces_ninsns): Make external.
18106 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
18107 (mips_store_by_pieces_p): Likewise.
18108 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
18109 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
18110 * config/mips/mips.c (mips_move_by_pieces_p): New function.
18111 (mips_store_by_pieces_p): Likewise.
18113 2012-01-02 Jakub Jelinek <jakub@redhat.com>
18115 * passes.c (register_one_dump_file): Free full_name.
18117 * reload1.c (reload): Don't allocate reg_max_ref_width here.
18118 (calculate_elim_costs_all_insns): Free offsets_at and
18119 offsets_known_at at the end and clear the pointers.
18121 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
18123 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
18124 this option introduced in r180739.
18126 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
18129 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
18130 (tmake_file target=avr): Add avr/t-multilib.
18132 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
18133 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
18134 * config/avr/genmultilib.awk: New file.
18135 * config/avr/t-multilib: New auto-generated file.
18136 * config/avr/multilib.h: New auto-generated file.
18137 * config/avr/t-avr (AVR_MCUS): New variable.
18138 (genopt.sh): Use it.
18139 (s-mlib): Depend on t-multilib.
18140 (t-multilib, multilib.h): New dependencies.
18141 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
18142 (MULTILIB_OPTIONS): Remove.
18143 (MULTILIB_MATCHES): Remove.
18144 (MULTILIB_DIRNAMES): Remove.
18145 (MULTILIB_EXCEPTIONS): Remove:
18146 * config/avr/genopt.sh: Don't use hard coded file name;
18147 pass AVR_MCUS from t-avr instead.
18149 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
18151 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
18153 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
18155 Implement light-weight DImode support.
18156 * config/avr/avr-dimode.md: New file.
18157 * config/avr/avr.md: Include it.
18158 (adjust_len): Add plus64, compare64.
18159 (HIDI): Remove code iterator.
18160 (code_stdname): New code attribute.
18161 (rotx, rotsmode): Remove DI.
18162 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
18164 * config/avr/avr-protos.h (avr_have_dimode): New.
18165 (avr_out_plus64, avr_out_compare64): New.
18166 * config/avr/avr.c (avr_out_compare): Handle DImode.
18167 (avr_have_dimode): New variable definition and initialization.
18168 (avr_out_compare64, avr_out_plus64): New functions.
18169 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
18170 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
18171 (avr_compare_pattern): Skip DImode comparisons.
18173 2012-01-02 Revital Eres <revital.eres@linaro.org>
18175 * ddg.c (def_has_ccmode_p): New function.
18176 (add_cross_iteration_register_deps,
18177 create_ddg_dep_from_intra_loop_link): Call it.
18179 2012-01-02 Richard Guenther <rguenther@suse.de>
18182 * invoke.texi (fassociative-math): Remove spurious paranthesis.
18184 2012-01-01 Jakub Jelinek <jakub@redhat.com>
18186 * gcc.c (process_command): Update copyright notice dates.
18187 * gcov.c (print_version): Likewise.
18188 * gcov-dump.c (print_version): Likewise.
18189 * mips-tfile.c (main): Likewise.
18190 * mips-tdump.c (main): Likewise.
18192 2012-01-01 Ira Rosen <irar@il.ibm.com>
18194 PR tree-optimization/51704
18195 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
18196 a use is inside the basic block or loop before accessing its vect info.
18198 2012-01-01 Jan Hubicka <jhjh@suse.cz>
18200 PR rtl-optimization/51069
18201 * cfgloopmanip.c (remove_path): Removing path making irreducible
18202 region unconditional makes BB part of the region.
18204 2012-01-01 Jakub Jelinek <jakub@redhat.com>
18206 PR tree-optimization/51683
18207 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
18208 calls with side-effects.
18209 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
18211 Copyright (C) 2012 Free Software Foundation, Inc.
18213 Copying and distribution of this file, with or without modification,
18214 are permitted in any medium without royalty provided the copyright
18215 notice and this notice are preserved.