1 2012-07-25 Kirill Yukhin <kirill.yukhin@intel.com>
2 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
4 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PRFCHW_SET): New.
5 (OPTION_MASK_ISA_PRFCHW_UNSET): Likewise.
6 (ix86_handle_option): Handle mprfchw option.
7 * config.gcc (i[34567]86-*-*): Add prfchwintrin.h.
8 (x86_64-*-*): Likewise.
9 * config/i386/prfchwintrin.h: New header.
10 * config/i386/cpuid.h (bit_PRFCHW): New.
11 (bit_BMI): Formatting fix.
14 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
16 * config/i386/i386-c.c: Define __PRFCHW__ if needed.
17 * config/i386/i386.c (ix86_target_string): Define
18 -mprfchw option. Formatting fixes.
19 (PTA_HLE): Formatting fix.
21 (ix86_option_override_internal): Handle new option.
22 (ix86_valid_target_attribute_inner_p): Add OPT_mprfchw.
23 * config/i386/i386.h (TARGET_PRFCHW): New.
24 * config/i386/i386.md (prefetch): Enable for TARGET_PRFCHW.
25 * config/i386/i386.opt (mprfchw): New.
26 * config/i386/mm3dnow.h: Move _m_prefetchw from here to
28 * config/i386/x86intrin.h: Include prfchwintrin.h.
30 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
32 * config/i386/i386.md (stack_protect_set): Disable the pattern
33 for Android since Android libc (bionic) does not provide random
34 value for stack protection guard at gs:0x14. Guard value
35 will be provided from external symbol (default implementation).
36 (stack_protect_set_<mode>): Likewise.
37 (stack_protect_test): Likewise.
38 (stack_protect_test_<mode>): Likewise.
39 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
40 not have Bionic by default
41 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
42 Macro OPTION_BIONIC is defined in this file and provides Bionic
45 2012-07-25 Steven Bosscher <steven@gcc.gnu.org>
47 * gimple-pretty-print.c (gimple_dump_bb_buff): Call pp_flush.
49 2012-07-25 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
52 * config.gcc (i[34567]86-*-linux* | ...): Add btver2.
53 (case ${target}): Add btver2.
54 * config/i386/driver-i386.c (host_detect_local_cpu): Let
55 -march=native recognize btver2 processors.
56 * config/i386/i386-c.c (ix86_target_macros_internal): Add
58 * config/i386/i386.c (struct processor_costs btver2_cost): New
60 (m_BTVER2): New definition.
61 (m_AMD_MULTIPLE): Includes m_BTVER2.
62 (initial_ix86_tune_features): Add btver2 tune.
63 (processor_target_table): Add btver2 entry.
64 (static const char *const cpu_names): Add btver2 entry.
65 (software_prefetching_beneficial_p): Add btver2.
66 (ix86_option_override_internal): Add btver2 instruction sets.
67 (ix86_issue_rate): Add btver2.
68 (ix86_adjust_cost): Add btver2.
69 * config/i386/i386.h (TARGET_BTVER2): New definition.
70 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver2.
71 (enum processor_type): Add PROCESSOR_BTVER2.
72 * config/i386/i386.md (define_attr "cpu"): Add btver2.
74 2012-07-24 Bill Schmidt <wschmidt@linux.ibm.com>
76 * doc/tm.texi: Regenerate.
77 * targhooks.c (default_init_cost): Add prologue and epilogue costs.
78 (default_add_stmt_cost): Likewise; also handle NULL stmt_info.
79 (default_finish_cost): Add prologue and epilogue costs.
80 * targhooks.h (default_add_stmt_cost): Change parameter list.
81 (default_finish_cost): Likewise.
82 * target.def (init_cost): Change documentation string.
83 (add_stmt_cost): Change documentation string and parameter list.
84 (finish_cost): Likewise.
85 * target.h (vect_cost_model_location): New enum.
86 * tree-vectorizer.h (struct _slp_tree): Remove cost substruct.
87 (struct _slp_instance): Remove cost substruct; rename stmt_cost_vec
89 (SLP_INSTANCE_OUTSIDE_OF_LOOP_COST): Remove.
90 (SLP_INSTANCE_STMT_COST_VEC): Rename to SLP_INSTANCE_BODY_COST_VEC.
91 (SLP_TREE_OUTSIDE_OF_LOOP_COST): Remove.
92 (struct _vect_peel_extended_info): Rename stmt_cost_vec to
94 (struct _stmt_vec_info): Remove cost substruct.
95 (STMT_VINFO_OUTSIDE_OF_LOOP_COST): Remove.
96 (stmt_vinfo_set_outside_of_loop_cost): Remove.
97 (builtin_vectorization_cost): New function.
98 (vect_get_stmt_cost): Change to use builtin_vectorization_cost.
99 (add_stmt_cost): Change parameter list.
100 (finish_cost): Likewise.
101 (vect_model_simple_cost): Likewise.
102 (vect_model_store_cost): Likewise.
103 (vect_model_load_cost): Likewise.
104 (record_stmt_cost): Likewise.
105 (vect_get_load_cost): Likewise.
106 (vect_get_known_peeling_cost): Likewise.
107 * tree-vect-loop.c (vect_get_known_peeling_cost): Change parameter
108 list; call record_stmt_cost for prologue and epilogue costs.
109 (vect_estimate_min_profitable_iters): Call add_stmt_cost for
110 prologue and epilogue costs; remove computation of vec_outside_cost;
111 return vec_prologue_cost and vec_epilogue_cost from finish_cost.
112 (vect_model_reduction_cost): Revise call to add_stmt_cost for body
113 costs; call add_stmt_cost for prologue and epilogue costs.
114 (vect_model_induction_cost): Revise call to add_stmt_cost for body
115 costs; call add_stmt_cost for prologue costs.
116 * tree-vect-data-refs.c (vect_get_data_access_cost): Change parameter
117 list for function and arguments for calls to vect_get_load_cost and
119 (vect_peeling_hash_get_lowest_cost): Change argument list for calls to
120 vect_get_data_access_cost and vect_get_known_peeling_cost; use
121 temporary vectors prologue_cost_vec and epilogue_cost_vec for the
122 latter call and discard their results; rename stmt_cost_vec to
123 body_cost_vec; correct possible storage leak for body_cost_vec.
124 (vect_peeling_hash_choose_best_peeling): Rename stmt_cost_vec to
126 (vect_enhance_data_refs_alignment): Rename stmt_cost_vec to
127 body_cost_vec; add extra dummy parameter on calls to
128 vect_get_data_access_cost; tolerate null si->stmt; add vect_body to
129 argument list on call to add_stmt_cost.
130 * tree-vect-stmts.c (record_stmt_cost): Change parameter list;
131 rename stmt_cost_vec to body_cost_vec; tolerate null stmt_info; call
132 builtin_vectorization_cost; add "where" parameter on call to
134 (vect_model_simple_cost): Change parameter list; call record_stmt_cost
135 for prologue costs; remove call to stmt_vinfo_set_outside_of_loop_cost;
136 rename stmt_cost_vec to body_cost_vec.
137 (vect_model_promotion_demotion_cost): Add vect_body argument to call
138 to add_stmt_cost; call add_stmt_cost for prologue costs; remove call
139 to stmt_vinfo_set_outside_of_loop_cost.
140 (vect_model_store_cost): Change parameter list; call record_stmt_cost
141 for prologue costs; add vect_body argument to call to record_stmt_cost;
142 rename stmt_cost_vec to body_cost_vec; remove call to
143 stmt_vinfo_set_outside_of_loop_cost.
144 (vect_get_store_cost): Rename stmt_cost_vec to body_cost_vec; add
145 vect_body argument to calls to record_stmt_cost.
146 (vect_model_load_cost): Change parameter list; rename stmt_cost_vec to
147 body_cost_vec; add vect_body argument to calls to record_stmt_cost;
148 remove call to stmt_vinfo_set_outside_of_loop_cost.
149 (vect_get_load_cost): Change parameter list; rename stmt_cost_vec to
150 body_cost_vec; add vect_body argument to calls to record_stmt_cost;
151 call record_stmt_cost for prologue costs.
152 (vectorizable_store): Change argument list for call to
153 vect_model_store_cost.
154 (vectorizable_load): Change argument list for call to
155 vect_model_load_cost.
156 (new_stmt_vec_info): Remove assignment to
157 STMT_VINFO_OUTSIDE_OF_LOOP_COST.
158 * config/spu/spu.c (spu_init_cost): Add prologue and epilogue costs.
159 (spu_add_stmt_cost): Likewise; also handle NULL stmt_info.
160 (spu_finish_cost): Add prologue and epilogue costs.
161 * config/i386/i386.c (i386_init_cost): Add prologue and epilogue costs.
162 (i386_add_stmt_cost): Likewise; also handle NULL stmt_info.
163 (i386_finish_cost): Add prologue and epilogue costs.
164 * config/rs6000/rs6000.c (rs6000_init_cost): Add prologue and epilogue
166 (rs6000_add_stmt_cost): Likewise; also handle NULL stmt_info.
167 (rs6000_finish_cost): Add prologue and epilogue costs.
168 * tree-vect-slp.c (vect_free_slp_instance): Rename
169 SLP_INSTANCE_STMT_COST_VEC to SLP_INSTANCE_BODY_COST_VEC.
170 (vect_create_new_slp_node): Remove assignment to
171 SLP_TREE_OUTSIDE_OF_LOOP_COST.
172 (vect_get_and_check_slp_defs): Change parameter list; change argument
173 lists to calls to vect_model_store_cost and vect_model_simple_cost.
174 (vect_build_slp_tree): Change parameter list; change argument lists
175 to calls to vect_model_load_cost, vect_get_and_check_slp_defs, and
176 recursive self-calls; remove setting of outside_cost from
177 SLP_TREE_OUTSIDE_OF_LOOP_COST; add vect_body argument to call to
179 (vect_analyze_slp_instance): Rename stmt_cost_vec to body_cost_vec;
180 rename SLP_INSTANCE_STMT_COST_VEC to SLP_INSTANCE_BODY_COST_VEC;
181 remove assignment to SLP_INSTANCE_OUTSIDE_OF_LOOP_COST; record SLP
183 (vect_bb_vectorization_profitable_p): Rename stmt_cost_vec to
184 body_cost_vec; handle null ci->stmt; add vect_body argument to call
185 to add_stmt_cost; simplify calls to targetm.vectorize.
186 builtin_vectorization_cost; return vec_prologue_cost and
187 vec_epilogue_cost from finish_cost.
188 (vect_update_slp_costs_according_to_vf): Rename stmt_cost_vec to
189 body_cost_vec; add vect_body argument to call to add_stmt_cost.
191 2012-07-24 Richard Henderson <rth@redhat.com>
193 * system.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Poison.
194 * config/cris/cris.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
195 * config/h8300/h8300.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
196 * config/mn10300/mn10300.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
197 * config/rs6000/rs6000.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove
199 * config/v850/v850.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
200 * config/v850/v850.md (fixuns_truncsfsi2, fixuns_truncdfsi2): New.
201 (fix_truncsfsi2, fix_truncdfsi2): Avoid double FIX.
202 * config/vax/vax.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
203 * config/vax/vax.md (fixuns_trunc<VAXfp><VAXint>): New.
204 * doc/tm.texi.in (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
205 * doc/tm.texi: Rebuild.
207 2012-07-24 Richard Henderson <rth@redhat.com>
209 * optabs.def: New file.
210 * Makefile.in (OPTABS_H): Add insn-opinit.h.
211 (MOSTLYCLEANFILES): Likewise.
212 (insn-opinit.o): Remove reload.h
213 (simple_rtl_generated_c): Remove insn-opinit.c.
214 (s-opinit): New rule.
215 (build/genopinit.o): Add optabs.def.
216 * genopinit.c (rtx_upname): New.
217 (optabs): Extract to optabs.def
218 (enum optab_tag, struct optab_def_d, optabs): New.
219 (struct pattern_d, patterns): New.
220 (match_pattern): Split out from ...
221 (gen_insn): ... here. Push matches on patterns vec.
222 (pattern_cmp, optab_kind_cmp, optab_rcode_cmp): New.
223 (header_file_name, source_file_name, handle_arg): New.
225 (main): Sort and emit new tables. Generate lookup_handler,
226 raw_optab_handler, swap_optab_enable.
227 * libfuncs.h (libfunc_entry): Change "size_t optab" to "optab op".
228 * optabs.c (code_to_optab_): Remove.
229 (hash_libfunc): Update for optab name change.
230 (eq_libfunc): Likewise.
231 (convert_optab_libfunc): Update computation of optab member;
232 use the new convlib_def table.
233 (optab_libfunc): Similarly.
234 (set_optab_libfunc, set_conv_libfunc): Likewise.
235 (sign_expand_binop): Use swap_optab_enable instead of fake optabs.
236 (init_insn_codes, init_optab, init_optabv, init_convert_optab): Remove.
237 (init_optabs): Don't call them; export the data to optabs.def.
238 (gen_int_libfunc, gen_fp_libfunc): Export non-static.
239 (gen_fixed_libfunc, gen_signed_fixed_libfunc): Likewise.
240 (gen_unsigned_fixed_libfunc, gen_int_fp_libfunc): Likewise.
241 (gen_intv_fp_libfunc, gen_int_fp_fixed_libfunc): Likewise.
242 (gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc): Likewise.
243 (gen_int_signed_fixed_libfunc): Likewise.
244 (gen_int_unsigned_fixed_libfunc): Likewise.
245 (gen_interclass_conv_libfunc, gen_int_to_fp_conv_libfunc): Likewise.
246 (gen_ufloat_conv_libfunc): Likewise.
247 (gen_int_to_fp_nondecimal_conv_libfunc): Likewise.
248 (gen_fp_to_int_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
249 (gen_trunc_conv_libfunc, gen_extend_conv_libfunc): Likewise.
250 (gen_fract_conv_libfunc, gen_fractuns_conv_libfunc): Likewise.
251 (gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): Likewise.
252 (debug_optab_libfuncs): Update for optab representation change.
253 * optabs.h: Include insn-opinit.h.
254 (optab, convert_optab, direct_optab): New typedefs.
255 (struct optab_handlers, struct widening_optab_handlers): Remove.
256 (struct optab_libcall_d): Rename from optab_d; remove code_,
257 handlers, widening members.
258 (struct convert_optab_libcall_d): Rename from convert_optab_d;
259 remove code_ and handlers members.
260 (enum optab_index, enum convert_optab_index): Remove.
261 (enum direct_optab_index): Remove.
262 (code_to_optab_): Fix array range.
263 (optab_to_code): Covert to inline function.
264 (optab_to_code_, convlib_def, normlib_def): Declare.
265 (raw_optab_handler, swap_optab_enable): Declare.
266 (unknown_optab): Remove; export to optabs.def
267 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
268 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
269 ssashl_optab, usashl_optab, add_optab, sub_optab, smul_optab,
270 addv_optab, subv_optab, smul_highpart_optab, umul_highpart_optab,
271 smul_widen_optab, umul_widen_optab, usmul_widen_optab,
272 smadd_widen_optab, umadd_widen_optab, ssmadd_widen_optab,
273 usmadd_widen_optab, smsub_widen_optab, umsub_widen_optab,
274 ssmsub_widen_optab, usmsub_widen_optab, sdiv_optab, smulv_optab,
275 sdivv_optab, sdivmod_optab, udiv_optab, udivmod_optab, smod_optab,
276 umod_optab, fmod_optab, remainder_optab, ftrunc_optab, and_optab,
277 ior_optab, xor_optab, ashl_optab, lshr_optab, ashr_optab, rotl_optab,
278 rotr_optab, vashl_optab, vlshr_optab, vashr_optab, vrotl_optab,
279 vrotr_optab, smin_optab, smax_optab, umin_optab, umax_optab, pow_optab,
280 atan2_optab, fma_optab, fms_optab, fnma_optab, fnms_optab, mov_optab,
281 movstrict_optab, movmisalign_optab, storent_optab, neg_optab,
282 negv_optab, abs_optab, absv_optab, one_cmpl_optab, bswap_optab,
283 ffs_optab, clz_optab, ctz_optab, clrsb_optab, popcount_optab,
284 parity_optab, sqrt_optab, sincos_optab, sin_optab, asin_optab,
285 cos_optab, acos_optab, exp_optab, exp10_optab, exp2_optab, expm1_optab,
286 ldexp_optab, scalb_optab, significand_optab, logb_optab, ilogb_optab,
287 log_optab, log10_optab, log2_optab, log1p_optab, floor_optab,
288 ceil_optab, btrunc_optab, round_optab, nearbyint_optab, rint_optab,
289 tan_optab, atan_optab, copysign_optab, signbit_optab, isinf_optab,
290 cmp_optab, ucmp_optab, eq_optab, ne_optab, gt_optab, ge_optab,
291 lt_optab, le_optab, unord_optab, strlen_optab, cbranch_optab,
292 cmov_optab, cstore_optab, ctrap_optab, push_optab, addcc_optab,
293 reduc_smax_optab, reduc_umax_optab, reduc_smin_optab, reduc_umin_optab,
294 reduc_splus_optab, reduc_uplus_optab, ssum_widen_optab,
295 usum_widen_optab, sdot_prod_optab, udot_prod_optab, vec_set_optab,
296 vec_extract_optab, vec_init_optab, vec_shl_optab, vec_shr_optab,
297 vec_realign_load_optab, vec_widen_umult_hi_optab,
298 vec_widen_umult_lo_optab, vec_widen_smult_hi_optab,
299 vec_widen_smult_lo_optab, vec_widen_umult_even_optab,
300 vec_widen_umult_odd_optab, vec_widen_smult_even_optab,
301 vec_widen_smult_odd_optab, vec_widen_ushiftl_hi_optab,
302 vec_widen_ushiftl_lo_optab, vec_widen_sshiftl_hi_optab,
303 vec_widen_sshiftl_lo_optab, vec_unpacks_hi_optab, vec_unpacks_lo_optab,
304 vec_unpacku_hi_optab, vec_unpacku_lo_optab, vec_unpacks_float_hi_optab,
305 vec_unpacks_float_lo_optab, vec_unpacku_float_hi_optab,
306 vec_unpacku_float_lo_optab, vec_pack_trunc_optab, vec_pack_ssat_optab,
307 vec_pack_usat_optab, vec_pack_sfix_trunc_optab,
308 vec_pack_ufix_trunc_optab, powi_optab, sync_compare_and_swap_optab,
309 sync_lock_test_and_set_optab, sync_old_add_optab, sync_old_sub_optab,
310 sync_old_ior_optab, sync_old_and_optab, sync_old_xor_optab,
311 sync_old_nand_optab, sync_new_add_optab, sync_new_sub_optab,
312 sync_new_ior_optab, sync_new_and_optab, sync_new_xor_optab,
313 sync_new_nand_optab, sext_optab, zext_optab, trunc_optab, sfix_optab,
314 ufix_optab, sfixtrunc_optab, ufixtrunc_optab, sfloat_optab,
315 ufloat_optab, lrint_optab, lround_optab, lfloor_optab, lceil_optab,
316 fract_optab, fractuns_optab, satfract_optab, satfractuns_optab,
317 vec_load_lanes_optab, vec_store_lanes_optab, vcond_optab, vcondu_optab,
318 movcc_optab, reload_in_optab, reload_out_optab, movmem_optab,
319 setmem_optab, cmpstr_optab, cmpstrn_optab, cmpmem_optab,
320 sync_lock_release_optab, sync_add_optab, sync_sub_optab,
321 sync_ior_optab, sync_and_optab, sync_xor_optab, sync_nand_optab,
322 atomic_exchange_optab, atomic_compare_and_swap_optab,
323 atomic_load_optab, atomic_store_optab, atomic_add_fetch_optab,
324 atomic_sub_fetch_optab, atomic_and_fetch_optab,
325 atomic_nand_fetch_optab, atomic_xor_fetch_optab, atomic_or_fetch_optab,
326 atomic_fetch_add_optab, atomic_fetch_sub_optab, atomic_fetch_and_optab,
327 atomic_fetch_nand_optab, atomic_fetch_xor_optab, atomic_fetch_or_optab,
328 atomic_add_optab, atomic_sub_optab, atomic_and_optab,
329 atomic_nand_optab, atomic_xor_optab, atomic_or_optab,
330 atomic_always_lock_free_optab, atomic_is_lock_free_optab,
331 atomic_thread_fence_optab, atomic_signal_fence_optab,
332 vec_perm_optab, vec_perm_const_optab): Likewise.
333 (struct target_optabs): Remove x_optab_table, x_convert_optab_table,
334 and x_direct_optab_table members; add pat_enable.
335 (optab_table, convert_optab_table, direct_optab_table): Remove.
336 (optab_handler): Use raw_optab_handler.
337 (widening_optab_handler, convert_optab_handler): Likewise.
338 (set_optab_handler, set_widening_optab_handler): Remove.
339 (set_convert_optab_handler, set_direct_optab_handler): Remove.
340 (direct_optab_handler): Defer to optab_handler.
341 * rtl.h (NON_GENERATOR_NUM_RTX_CODE): New.
343 2012-07-24 Jason Merrill <jason@redhat.com>
345 * bitmap.c (bitmap_descriptor): Adjust order of parameters to
347 * statistics.h (ALONE_FINAL_MEM_STAT_DECL): Correct typo.
349 2012-07-24 Richard Henderson <rth@redhat.com>
351 * optabs.h (struct optab_d): Rename code member to code_.
352 (struct convert_optab_h): Likewise.
353 (code_to_optab_): Rename from code_to_optab.
354 (code_to_optab, optab_to_code): New.
355 * dojump.c (do_compare_rtx_and_jump): Use code_to_optab.
356 * ifcvt.c (noce_emit_move_insn): Likewise.
357 * optabs.c (simplify_expand_binop): Use optab_to_code.
358 (expand_simple_binop, shift_optab_p, commutative_optab_p): Likewise.
359 (avoid_expensive_constant, expand_binop_directly): Likewise.
360 (expand_binop, expand_simple_unop, expand_unop_direct): Likewise.
361 (expand_unop, prepare_float_lib_cmp, expand_fixed_convert): Likewise.
362 (have_insn_for, debug_optab_libfuncs): Likewise.
363 (init_optab, init_optabv, init_convert_optab): Update for optab
366 * libfuncs.h: Include optabs.h.
367 * dwarf2out.c, lto-streamer.in.c: Don't include libfuncs.h.
368 * Makefile.in (LIBFUNCS_H): Add OPTABS_H.
369 (lto-streamer-in.o, dwarf2out.o): Update deps.
371 * optabs.h (unknown_optab): New.
372 * builtins.c (interclass_mathfn_icode): Use it.
373 * dojump.c (do_compare_rtx_and_jump): Likewise.
374 * optabs.c (optab_for_tree_code, expand_binop): Likewise.
375 * tree-vect-generic.c (add_rshift, expand_vector_divmod): Likewise.
376 (expand_vector_operations_1): Likewise.
377 * tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
378 * tree-vect-stmts.c (supportable_narrowing_operation): Likewise.
380 2012-07-24 Steven Bosscher <steven@gcc.gnu.org>
382 * alloc-pool.c (create_alloc_pool): Fix ENABLE_CHECKING check.
384 2012-07-24 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
387 * config/arm/arm.c (arm_print_operand_address): Remove superfluous
389 * config/arm/neon.md ("neon_vld3_lane<mode>":VD): Remove alignment
391 ("neon_vld3_lane<mode>":VMQ): Likewise.
392 ("neon_vld3_dup<mode>":VDX): Likewise.
393 ("neon_vst3_lane<mode>":VD): Likewise.
394 ("neon_vst3_lane<mode>":VMQ): Likewise.
396 2012-07-24 Roland McGrath <mcgrathr@google.com>
398 * arm.c (arm_get_frame_offsets): Don't use fixed regs for
399 stack alignment padding.
401 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
404 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
405 negative constant address for TARGET_X32 ...
406 (ix86_decompose_address): ... here. Reject constant addresses
407 that don't satisfy x86_64_immediate_operand predicate.
409 2012-07-24 Julian Brown <julian@codesourcery.com>
411 * doc/sourcebuild.texi (arm_hf_eabi): Document effective-target check.
413 2012-07-24 Steven Bosscher <steven@gcc.gnu.org>
415 * sbitmap.h (SBITMAP_ELT_BITS): Use "1u" trick as for BITMAP_WORD_BITS.
416 Move test to check that there is a popcount function for the the number
417 of bits in SBITMAP_ELT_BITS to sbitmap.c.
418 * sbitmap.c: Test SBITMAP_ELT_BITS, not HOST_BITS_PER_WIDEST_FAST_INT.
419 MEM_STAT_INFO): Define in terms of their ALONE counterparts.
421 * configure.ac (GATHER_STATISTICS): Always define, non-zero if enabled.
422 * configure: Regenerate.
423 * statistics.h (GATHER_STATISTICS): Error out if it is not defined.
424 (GCC_MEM_STAT_ARGUMENTS): New define.
425 (ALONE_MEM_STAT_DECL): Define in terms of GCC_MEM_STAT_ARGUMENTS.
426 (ALONE_FINAL_MEM_STAT_DECL, ALONE_FINAL_PASS_MEM_STAT): New defines.
427 (MEM_STAT_DECL, FINAL_MEM_STAT_DECL, PASS_MEM_STAT,
428 FINAL_PASS_MEM_STAT): Define.
429 * ggc-internal.h (ggc_record_overhead): Use FINAL_MEM_STAT_DECL.
430 * ggc.h (ggc_record_overhead, ggc_free_overhead,
431 ggc_prune_overhead_list): Remove internal prototypes, they are defined
432 already in ggc-internal.h.
433 * ggc-common.c (struct loc_descriptor): Remove #ifdef GATHER_STATISTICS
435 (add_statistics): Likewise.
436 (dump_ggc_loc_statistics): Likewise. Return if GATHER_STATISTICS is 0.
437 * ggc-zone.c (struct page_entry): Remove #ifdef GATHER_STATISTICS
438 wrappers around "survived" and "stats" members.
439 (alloc_large_page): Always initialize survived.
440 (ggc_internal_alloc_zone_stat): Likewise.
441 Remove #ifdef GATHER_STATISTICS wrappers. Record overhead if
442 GATHER_STATISTICS is non-0.
443 (ggc_free): Convert #ifdef GATHER_STATISTICS to if-code.
444 (sweep_pages): Always increase survived.
445 (ggc_collect_1): Convert #ifdef GATHER_STATISTICS to if-code.
446 (calculate_average_page_survival): Always define.
447 (ggc_collect): Convert #ifdef GATHER_STATISTICS to if-code.
448 (ggc_print_statistics): Likewise.
449 (ggc_pch_read): Likewise.
450 * ggc-page.c (struct globals): Always define "stats" member.
451 (ggc_internal_alloc_stat): Convert #ifdef GATHER_STATISTICS to if-code.
452 (ggc_free): Likewise.
453 (ggc_collec): Likewise.
454 (ggc_print_statistics): Likewise.
455 * bitmap.h (struct bitmap_head_def): Always define "desc" member.
456 (bitmap_initialize_stat): Convert #ifdef GATHER_STATISTICS to if-code.
457 * gimple.h (enum gimple_alloc_kind): Always define.
458 (gimple_alloc_kind): Likewise.
459 * tree-flow.h (phinodes_print_statistics): Always define.
460 (ssanames_print_statistics): Likewise.
461 * vec.h (vec_heap_free): Always define.
462 (VEC_stack_alloc): Define if GATHER_STATISTICS is non-0.
463 * alloc-pool.c (alloc_pool_descriptor): Always define.
464 (create_alloc_pool): Convert #ifdef GATHER_STATISTICS to if-code.
465 (empty_alloc_pool): Likewise.
466 (pool_alloc): Likewise.
467 (pool_free): Likewise.
468 (dump_alloc_pool_statistics): Likewise.
469 (print_statistics): Always define.
470 * bitmap.c (struct bitmap_descriptor): Always define.
471 (bitmap_register): Pass ALONE_FINAL_PASS_MEM_STAT.
472 (register_overhead): Always define.
473 (bitmap_element_free): Convert #ifdef GATHER_STATISTICS to if-code.
474 (bitmap_element_allocate): Likewise.
475 (bitmap_elt_clear_from): Likewise.
476 (bitmap_obstack_alloc_stat): Likewise.
477 (bitmap_gc_alloc_stat): Likewise.
478 (bitmap_obstack_free): Likewise.
479 (bitmap_find_bit): Likewise.
480 (bitmap_ior_and_into): Likewise.
481 (bitmap_print): Likewise.
482 (dump_bitmap_statistics): Likewise. Return if GATHER_STATISTICS is 0.
483 * gimple.c (gimple_alloc_counts, gimple_alloc_sizes): Always define.
484 (gimple_alloc_kind_names): Likewise.
485 (gimple_alloc_stat): Convert #ifdef GATHER_STATISTICS to if-code.
486 (dump_gimple_statistics): Likewise. Return if GATHER_STATISTICS is 0.
487 * rtl.c (rtx_alloc_counts, rtx_alloc_sizes, rtvec_alloc_counts,
488 rtvec_alloc_sizes): Always define.
489 (rvec_alloc): Convert #ifdef GATHER_STATISTICS to if-code.
490 (rtx_alloc_stat): Likewise.
491 (dump_rtx_statistics): Likewise. Return if GATHER_STATISTICS is 0.
492 * tree.c (_obstack_allocated_p, tree_code_counts, tree_node_counts,
493 tree_node_sizes, tree_node_kind_names): Always define.
494 (record_node_allocation_statistics): Convert #ifdef GATHER_STATISTICS
496 (type_hash_canon): Likewise.
497 (dump_tree_statistics): Likewise.
498 * tree-ssanames.c (ssa_name_nodes_reused, ssa_name_nodes_created):
500 (ssanames_print_statistics): Likewise.
501 (make_ssa_name_fn): Convert #ifdef GATHER_STATISTICS to if-code.
502 * tree-phinodes.c (phi_nodes_reused, phi_nodes_created): Always define.
503 (phinodes_print_statistics): Likewise.
504 (allocate_phi_node): Convert #ifdef GATHER_STATISTICS to if-code.
505 * vec.c (struct vec_descriptor): Always define.
506 (hash_descriptor, eq_descriptor, ptr_hash_entry, hash_ptr, eq_ptr,
507 vec_descriptor, rester_overhead, free_overhead): Likewise.
508 (cmp_statistic): Likewise.
509 (vec_heap_free): Convert #ifdef GATHER_STATISTICS to if-code.
510 (vec_heap_o_reserve_1): Likewise.
511 (dump_vec_loc_statistics): Likewise.
513 2012-07-24 Richard Guenther <rguenther@suse.de>
515 PR tree-optimization/53616
516 * tree-loop-distribution.c (ldist_gen): Do not change
517 partition ordering when merging partitions.
519 2012-07-24 Alan Modra <amodra@gmail.com>
523 * config/rs6000/constraints.md (Y): Use mem_operand_gpr.
524 * config/rs6000/predicates.md (word_offset_memref_operand): Delete.
525 Adjust all rs6000_legitimate_offset_address_p calls.
526 * config/rs6000/rs6000-protos.h (mem_operand_gpr): Declare.
527 (rs6000_secondary_reload_gpr): Declare.
528 (rs6000_legitimate_offset_address_p): Update prototype.
529 (rs6000_offsettable_memref_p): Delete.
530 (rs6000_secondary_reload_ppc64): Delete.
531 * config/rs6000/rs6000.c (address_offset): New function.
532 (mem_operand_gpr): Likewise.
533 (rs6000_legitimate_offset_address_p): Add worst_case param. When
534 not worst_case assume class of regs with least restrictive offsets.
536 (legitimate_lo_sum_address_p): Simplify register mode tests.
537 (rs6000_legitimize_address): Likewise. Assume best case offset
538 addressing. Combine ELF and MACHO lo_sum code.
539 (rs6000_mode_dependent_address): Correct offset addressing limits.
540 (rs6000_offsettable_memref_p): Make static, add reg_mode param.
541 Use reg_mode to help rs6000_legitimate_offset_address_p.
542 (rs6000_secondary_reload): Use address_offset. Handle 32-bit multi
543 gpr load/store when offset too large.
544 (rs6000_secondary_reload_gpr): Renamed rs6000_secondary_reload_ppc64.
545 (rs6000_split_multireg_move): Adjust rs6000_offsettable_memref_p calls.
546 * config/rs6000/rs6000.md (movdf_hardfloat32): Use 'Y' constraint
547 for gpr load/store. Order alternatives as r->Y,Y->r,r->r and
548 d->m,m->d,d->d. Correct size of gpr load/store.
549 (movdf_softfloat32): Use 'Y' constraint for gpr load/store. Order
551 (movti_ppc64): Likewise.
552 (movdi_internal32): Likewise. Also disparage fprs.
553 (movdi_mfpgpr, movdi_internal64): Likewise.
554 (movtf_internal): Use 'm' for fpr load/store. Order alternatives.
555 (movtf_softfloat): Order alternatives.
556 (extenddftf2_internal): Use 'm' and 'Y' for store.
557 (movti_power, movti_string): Use 'Y' for gpr load/store. Order.
558 (stack_protect_setdi, stack_protect_testdi): Likewise.
559 (movdf_hardfloat64_mfpgpr, movdf_hardfloat64): Order alternatives.
560 (movdf_softfloat64): Likewise.
561 (reload_<mode>_store): Adjust reload_di_store to provide
562 reload_si_store as well.
563 (reload_<mode>_load): Likewise.
565 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
568 * config/sh/predicates.md (general_movsrc_operand,
569 general_movdst_operand): Reject T_REG.
570 * config/sh/sh.md (*extendqisi2_compact_reg, *extendhisi2_compact_reg,
571 movsi_i, movsi_ie, movsi_i_lowpart, *movqi_reg_reg, *movhi_reg_reg):
572 Remove T_REG alternatives.
573 (*negtstsi): New insn.
575 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
578 * config/sh/sh.md (mulsf3_ie): Delete.
579 (mulsf3_i4): Rename to mulsf3_i.
580 (mulsf3): Emit mulsf3_i insn.
582 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
584 * config/sh/sh.md (addc1, subc1): Delete.
585 (adddi3_compact): Use addc instead of addc1.
586 (subdi3_compact): Use subc instead of subc1.
588 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
590 * config/i386/i386-protos.c (ix86_lea_outperforms): Remove prototype.
591 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
592 split_cost argument signed.
593 (ix86_avoid_lea_for_add): Cleanup.
594 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
595 (ix86_avoid_lea_for_addr): Ditto. Make split_cost signed.
596 Use gen_lowpart instead of gen_rtx_SUBREG. Cleanup.
598 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
600 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
602 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
605 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
606 * config/i386/i386.c (ix86_print_operand_address): Ditto.
607 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
608 addresses. Prevent zero extensions of CONST_INT operands.
610 2012-07-23 Steven Bosscher <steven@gcc.gnu.org>
612 * sbitmap.h (struct int_list): Remove.
613 (sbitmap_intersect_of_predsucc, sbitmap_union_of_predsucc):
614 Remove prototypes of non-existing function.
615 (sbitmap_intersect_of_predecessors, sbitmap_intersect_of_successors,
616 sbitmap_union_of_predecessors, sbitmap_union_of_successors): Remove
618 (sbitmap_intersection_of_succs, sbitmap_intersection_of_preds,
619 sbitmap_union_of_succs, sbitmap_union_of_preds): Move prototypes to...
620 * basic-block.h: ... here.
621 * sbitmap.c: Do not include basic-block.h.
622 (sbitmap_intersection_of_succs, sbitmap_intersection_of_preds,
623 sbitmap_union_of_succs, sbitmap_union_of_preds): Move functions to...
624 * cfganal.c: ... here.
625 * bt-load.c (compute_out, link_btr_uses): Update for above changes.
626 * gcse.c (compute_code_hoist_vbeinout): Likewise.
627 * lcm.c (compute_antinout_edge, compute_available): Likewise.
628 * Makefile.in: Fix sbitmap.o dependencies.
630 2012-07-23 Jan-Benedict Glaw <jbglaw@lug-owl.de>
631 Nick Clifton <nickc@redhat.com>
633 * config/frv/frv-protos.h (frv_ifcvt_machdep_init): Prototype.
634 * config/frv/frv.c (frv_ifcvt_machdep_init): Change type of
635 (unused) parameter to void *.
637 2012-07-23 Richard Guenther <rguenther@suse.de>
639 * tree-ssa-alias.c (dump_alias_info): Walk over local decls
640 instead of referenced vars.
642 2012-07-23 Steven Bosscher <steven@gcc.gnu.org>
644 * coverage.c: Refer to "notes file" instead of "graph file"
645 in all comments. Explain history of bbg prefix.
646 * gcov-io.h: Likewise.
648 (find_source): Likewise in fnotice.
649 (read_graph_file): Likewise.
650 (read_count_file): Likewise.
651 * doc/gcov.texi: Document -fprofile-dir flag. Add "notes file"
652 and "data file" explicitly in the explanation of the files.
654 2012-07-22 Steven Bosscher <steven@gcc.gnu.org>
656 PR tree-optimization/53881
657 * tree-cfg.c (group_case_labels_stmt): Look up the basic block
658 for each label and compare them instead of labels.
660 2012-07-22 Steven Bosscher <steven@gcc.gnu.org>
662 * opts.c (common_handle_option): Do not set
663 flag_value_profile_transformations for -fprofile-generate.
664 * profile.c (instrument_values): Use COUNTER_FOR_HIST_TYPE.
665 (BB_TO_GCOV_INDEX): Remove.
666 (output_location): Don't use it.
667 (branch_prob): Likewise. Don't fiddle with the index of
668 ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR. Use clear_aux_for_blocks.
669 (find_spanning_tree):
670 * gcov.c (struct function_info): Document that blocks 0 and 1
671 are the entry resp. exit blocks in gcov, too, like in GCC itself.
672 (solve_flow_graph): Use ENTRY_BLOCK and EXIT_BLOCK for special
673 blocks identification.
674 (output_lines): Likewise.
675 * value-prof.c (gimple_value_profile_transformations): Do not
676 test flag_value_profile_transformations again.
677 (gimple_ic_transform): Take a gimple_stmt_iterator like all other
678 transformation functions.
679 (gimple_values_to_profile):
680 Don't test flag_value_profile_transformations
681 * tree-profile.c (tree_profiling): Assert that the cgraph is in
682 the CGRAPH_STATE_IPA_SSA state.
683 Do not set, or look at, after_tree_profile.
684 * function.h (struct function): Remove after_tree_profile bit.
685 * omp-low.c (expand_omp_taskreg): Don't set after_tree_profile.
686 * tree-inline.c (initialize_cfun): Don't copy it.
687 * lto-streamer-out.c (output_struct_function_base): Don't stream it.
688 * lto-streamer-in.c (input_struct_function_base): Likewise.
690 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
692 * config/sh/sh.h (TARGET_DYNSHIFT): New macro.
693 (SH_DYNAMIC_SHIFT_COST): Use it.
694 * config/sh/sh.c (expand_ashiftrt, shl_sext_kind): Likewise.
695 (sh_dynamicalize_shift_p): Add TARGET_DYNSHIFT condition.
696 Add sanity check for input value. Add function description.
697 * config/sh/sh.md (ashlsi3, ashlsi3_std, ashrsi3_d, lshrsi3,
698 lshrsi3_d): Use TARGET_DYNSHIFT.
700 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
702 * config/sh/sh.md (negc): Delete expander.
703 (*negc): Rename insn to negc.
705 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
708 * config/i386/i386.md (*lea): New insn pattern.
710 (*lea<mode>_2): Ditto.
711 (*lea_{3,4,5,6}_zext): Ditto.
712 * config/i386/predicates.md (lea_address_operand): Do not reject
713 zero-extended address operands.
714 * config/i386/constraints.md (j): Remove address constraint.
715 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
717 (ix86_print_operand_address): Handle SImode subreg of an address.
718 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
720 2012-07-22 Hans-Peter Nilsson <hp@axis.com>
722 Emit executable-stack note correctly for CRIS targets.
723 * config/cris/cris.c (cris_file_end): New function.
724 (TARGET_ASM_FILE_END): Define.
726 2012-07-22 Chung-Lin Tang <cltang@codesourcery.com>
727 Maxim Kuvyrkov <maxim@codesourcery.com>
728 NetLogic Microsystems Inc.
730 * config/mips/mips.c (mips_issue_rate): Handle XLP.
731 * config/mips/mips.md: Include xlp.md.
732 * config/mips/xlp.md: New file.
734 2012-07-21 Steven Bosscher <steven@gcc.gnu.org>
736 PR gcov-profile/32543
737 * profile.c (branch_prob): Update total_num_edges_instrumented and
738 report the number of edges to instrument.
740 2012-07-21 Oleg Endo <olegendo@gcc.gnu.org>
742 * config/sh/sh.md: Correct comment regarding clrt and sett insns.
744 2012-07-21 Andrew Pinski <apinski@cavium.com>
746 * config/mips/mips.md (*popcountdi2_trunc): New pattern
747 to handle popcount of a truncation.
749 2012-07-21 Andrew Pinski <apinski@cavium.com>
751 * config/mips/mips-protos.h (mips_expand_ext_as_unaligned_load):
753 * config/mips/mips.c (mips_block_move_straight): Update call to
754 mips_expand_ext_as_unaligned_load.
755 (mips_expand_ext_as_unaligned_load): Add unsigned_p argument.
756 Accept DImode dest when the width is that of SImode.
757 * config/mips/mips.md (extv): Update call to
758 mips_expand_ext_as_unaligned_load.
761 2012-07-21 Andrew Pinski <apinski@cavium.com>
763 * config/mips/mips.c (mips_get_unaligned_mem): Copy *op after calling
766 2012-07-20 Maxim Kuvyrkov <maxim@codesourcery.com>
768 * config/mips/mips.md (define_attr sync_*): Move before "type".
769 (define_attr "type"): New values "atomic" and "syncloop".
770 * config/mips/sync.md (atomic_exchange<mode>, atomic_fetch_add<mode>):
771 Set "type" attribute.
772 * config/mips/generic.md (generic_atomic, generic_syncloop):
774 * gcc/config/mips/10000.md, gcc/config/mips/20kc.md,
775 * gcc/config/mips/24k.md, gcc/config/mips/4130.md,
776 * gcc/config/mips/4k.md, gcc/config/mips/5400.md,
777 * gcc/config/mips/5500.md, gcc/config/mips/5k.md,
778 * gcc/config/mips/7000.md, gcc/config/mips/74k.md,
779 * gcc/config/mips/9000.md, gcc/config/mips/loongson2ef.md,
780 * gcc/config/mips/loongson3a.md, gcc/config/mips/octeon.md,
781 * gcc/config/mips/sb1.md, gcc/config/mips/sr71k.md,
782 * gcc/config/mips/xlr.md: Handle "atomic" and "syncloop" types.
784 2012-07-20 Oleg Endo <olegendo@gcc.gnu.org>
786 * config/sh/sh.md: Group and sort shift related patterns.
787 (ashlsi3_n, *ashlhi3_n, lshrsi3_n): Remove length attributes.
789 2012-07-20 Hans-Peter Nilsson <hp@axis.com>
791 * config/cris/cris.c (cris_asm_output_ident): Remove unused
792 local variables section_asm_op, size, buf.
794 2012-07-20 Pat Haugen <pthaugen@us.ibm.com>
795 Steven Bosscher <steven@gcc.gnu.org>
797 * config/rs6000/power4.md (power4-store-update): Fix reservation.
798 (power4-three): Likewise.
800 2012-07-20 Sameera Deshpande <sameera.deshpande@arm.com>
801 Greta Yorsh <Greta.Yorsh@arm.com>
803 * config/arm/arm.c (arm_cortex_a15_tune): New tune.
804 * config/arm/arm-cores.def (cortex-a15): Use it.
806 2012-07-20 Sameera Deshpande <sameera.deshpande@arm.com>
807 Greta Yorsh <Greta.Yorsh@arm.com>
809 * config/arm/arm-protos.h (tune_params): Add prefer_ldrd_strd.
810 * config/arm/arm.c (arm_slowmul_tune): Initialize it.
811 (arm_fastmul_tune, arm_strongarm_tune): Likewise.
812 (arm_xscale_tune, arm_9e_tune, arm_v6t2_tune): Likewise.
813 (arm_cortex_tune, arm_cortex_a5_tune, arm_cortex_a9_tune): Likewise.
814 (arm_fa726te_tune): Likewise.
816 2012-07-20 Richard Guenther <rguenther@suse.de>
818 * tree-dfa.c (collect_dfa_stats): Simplify.
819 * tree-ssa-structalias.c (compute_may_aliases): Do not dump
821 * cfgexpand.c (estimated_stack_frame_size): Walk over local
822 decls instead of referenced vars.
823 * tree-ssa.c (delete_tree_ssa): Simplify.
824 * tree-tailcall.c (find_tail_calls): Walk over local decls
825 instead of referenced vars.
826 (add_virtual_phis): Remove.
827 (tree_optimize_tail_calls_1): Instead mark the virtual operand
830 2012-07-20 Steven Bosscher <steven@gcc.gnu.org>
832 * basic-block.h (BB_FLAGS_TO_PRESERVE): New define.
833 (brief_dump_cfg): Update prototype to take flags argument.
834 (check_bb_profile): Remove prototype.
835 * tracer.c (tracer): Update brief_dump_cfg calls.
836 * cfghooks.c (dump_bb): Do not pass TDF_COMMENT to dump_bb_info.
837 Call dump_bb_info before and after the cfghook dump_bb. Terminate
838 the dump with a newline.
839 (dump_flow_info): Do not call check_bb_profile.
840 * cfg.c (clear_bb_flags): Update using BB_FLAGS_TO_PRESERVE.
841 (check_bb_profile): Make static. Take indent and flags arguments.
842 (dump_bb_info): Always dump loop depth. With TDF_DETAILS, call
843 check_bb_profile. Print one edge per line.
844 (brief_dump_cfg): Take a flags argument, and filter out
845 TDF_COMMENT and TDF_DETAILS.
846 * pretty-print.c (pp_base_newline): Set pp_needs_newline to false.
847 * gimple-pretty-print.c (dump_gimple_bb_header): Do not use
848 dump_bb_info here, it is already called from dump_bb. Idem for
850 (dump_gimple_bb_footer): Likewise.
851 (gimple_dump_bb_buff): Call pp_flush after dump_gimple_stmt to
852 avoid broken dumps for statement histograms.
853 (gimple_dump_bb): Handle ENTRY_BLOCK and EXIT_BLOCK. Do
854 not call pp_flush here, the buffer should be empty.
855 * sched-rgn.c (debug_region): Pass TDF_BLOCKS to dump_bb.
856 * sched-vis.c (debug_bb_slim): Likewise.
857 * tree-cfg.c (remove_bb): Pass dump_flags to dump_bb.
858 (gimple_debug_bb): Pass TDF_BLOCKS to dump_bb.
859 (gimple_dump_cfg): Do brief_dump_cfg with TDF_COMMENT.
860 (dump_function_to_file): Do not call check_bb_profile on
861 ENTRY_BLOCK and EXIT_BLOCK, check_bb_profile doesn't handle them.
862 Use dump_bb instead of gimple_dump_bb.
863 (print_loops_bb): Use dump_bb instead of gimple_dump_bb.
864 * passes.c (execute_function_dump): Always call print_rtl_with_bb
866 * cfgrtl.c (print_rtl_with_bb): Handle printing without an up-to-date
867 CFG. With TDF_BLOCKS and TDF_DETAILS, do DF dumps at the top and
868 bottom of each basic block.
870 2012-07-20 Richard Guenther <rguenther@suse.de>
872 PR tree-optimization/54031
873 * tree-ssa-ccp.c (get_value_from_alignment): Use
874 get_pointer_alignment_1.
876 2012-07-20 Richard Guenther <rguenther@suse.de>
878 * tree-inline.c (add_local_variables): Remove check_var_ann
879 parameter and dead code.
880 (expand_call_inline): Adjust.
881 (tree_function_versioning): Likewise.
883 2012-07-20 Jakub Jelinek <jakub@redhat.com>
886 * tree-vrp.c (nonnull_arg_p): Handle all nonnull attributes instead
887 of just the first one.
889 2012-07-20 Richard Guenther <rguenther@suse.de>
891 * builtins.c (get_object_alignment_2): Correct offset handling
892 when using type alignment of a MEM_REF kind base.
894 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
897 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
900 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
902 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
904 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
906 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
907 defining statement is a SSA name that occurs in abnormal PHIs.
909 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
911 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
914 2012-07-19 Jakub Jelinek <jakub@redhat.com>
916 PR rtl-optimization/53942
917 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
918 directly from likely spilled non-fixed hard registers, move them
921 2012-07-19 Steve Ellcey <sellcey@mips.com>
923 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
926 2012-07-19 Jason Merrill <jason@redhat.com>
929 * dwarf2out.c (get_die_parent): New.
930 (generate_type_signature): Use it.
932 2012-07-19 Richard Henderson <rth@redhat.com>
934 * config/ia64/vect.md (smulv4hi3_highpart): New.
935 (umulv4hi3_highpart): New.
936 (vec_widen_smult_even_v4hi): Rename from pmpy2_even.
937 (vec_widen_smult_odd_v4hi): Rename from pmpy2_odd.
938 (udot_prodv8qi, sdot_prodv8qi): Remove.
939 (sdot_prodv4hi, udot_prodv4hi): Remove.
940 * config/ia64/ia64.c (ia64_expand_dot_prod_v8qi): Remove.
941 * config/ia64/ia64-protos.h: Update.
943 * tree-vect-patterns.c (vect_recog_divmod_pattern): Do not require
944 vectors larger than UNITS_PER_WORD.
946 * expr.c (store_constructor): Initialize icode with CODE_FOR_nothing.
947 * tree-vect-stmts.c (vectorizable_operation): Use LAST_INSN_CODE for
948 dummy != CODE_FOR_nothing value.
950 2012-07-19 Uros Bizjak <ubizjak@gmail.com>
952 * doc/tm.texi.in (MODE_AFTER): Add entity as the first macro argument.
953 * doc/tm.texi: Regenerate.
954 * mode-switching.c (optimize_mode_switching): Update MODE_AFTER call.
955 * config/sh/sh.h (MODE_AFTER): Update.
956 * config/epiphany/epiphany.h (MODE_AFTER): Update.
958 2012-07-19 Jakub Jelinek <jakub@redhat.com>
961 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
962 (cleanup_tree_cfg_bb): Don't call it.
963 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
966 2012-07-19 Christian Bruel <christian.bruel@st.com>
969 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
971 2012-07-19 Richard Guenther <rguenther@suse.de>
972 Eric Botcazou <ebotcazou@adacore.com>
974 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
975 about transition from invariant to known bits.
976 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
978 2012-07-19 Richard Guenther <rguenther@suse.de>
980 PR tree-optimization/53970
981 * tree-vect-data-refs.c (not_size_aligned): Avoid sign-compare warning.
983 2012-07-19 Tristan Gingold <gingold@adacore.com>
984 Richard Henderson <rth@redhat.com>
986 * opts.c (finish_options): Handle UI_SEH.
987 * expr.c (build_personality_function): Handle UI_SEH.
988 * dwarf2out.c (dwarf2out_begin_prologue): Handle UI_SEH.
989 * coretypes.h (unwind_info_type): Add UI_SEH.
990 * config/i386/winnt.c (i386_pe_seh_emit_except_personality):
992 (i386_pe_seh_init_sections): Likewise.
993 * config/i386/cygming.h (TARGET_ASM_EMIT_EXCEPT_PERSONALITY): Define.
994 (TARGET_ASM_INIT_SECTIONS): Define.
995 * common/config/i386/i386-common.c (TARGET_EXCEPT_UNWIND_INFO): Define.
996 (i386_except_unwind_info): New function.
998 2012-07-18 Maciej W. Rozycki <macro@codesourcery.com>
999 Chao-ying Fu <fu@mips.com>
1001 * config/mips/mips.opt (mmcu): New option.
1002 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1003 _mips_mcu when TARGET_MCU.
1004 (ASM_SPEC): Pass mcu options to the assembler.
1005 * doc/invoke.texi (MIPS Options): Document -mmcu and -mno-mcu.
1007 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
1009 * config.gcc (v850-*-rtems*): New target.
1010 * config/v850/rtems.h: New.
1011 * config/v850/t-rtems: New.
1013 2012-07-18 Bill Schmidt <wschmidt@linux.ibm.com>
1015 * doc/invoke.texi: Add -fhoist-adjacent-loads and -ftree-slsr to list
1016 of flags controlling optimization; add -ftree-slsr to list of flags
1017 enabled by default at -O; add -fhoist-adjacent-loads to list of flags
1018 enabled by default at -O2; add -fvect-cost-model to list of flags
1019 enabled by default at -O3; document -fhoist-adjacent-loads and
1021 * opts.c (default_option): Make -ftree-slsr default at -O1 and above.
1022 * gimple-ssa-strength-reduction.c (gate_strength_reduction): Use
1024 * common.opt: Add -ftree-slsr with flag_tree_slsr.
1026 2012-07-18 Jie Zhang <jzhang918@gmail.com>
1027 Julian Brown <julian@codesourcery.com>
1029 * config/arm/arm.c (arm_rtx_costs_1): Adjust cost for CONST_VECTOR.
1030 (arm_size_rtx_costs): Likewise.
1031 (neon_valid_immediate): Add a case for double 0.0.
1033 2012-07-18 Andrew Stubbs <ams@codesourcery.com>
1034 Mark Shinwell <shinwell@codesourcery.com>
1035 Julian Brown <julian@codesourcery.com>
1037 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp)
1038 (*movdi_vfp_cortexa8, *movsf_vfp, *thumb2_movsf_vfp)
1039 (*movdf_vfp, *thumb2_movdf_vfp, *movsfcc_vfp)
1040 (*thumb2_movsfcc_vfp, *movdfcc_vfp, *thumb2_movdfcc_vfp): Add
1042 * config/arm/arm.md (neon_type): Update comment.
1044 2012-07-18 Richard Guenther <rguenther@suse.de>
1046 PR tree-optimization/53970
1047 * tree.h (contains_packed_reference): Remove.
1048 * expr.c (contains_packed_reference): Likewise.
1049 * tree-vect-data-refs.c (not_size_aligned): New function.
1050 (vector_alignment_reachable_p): Use it.
1051 (vect_supportable_dr_alignment): Likewise.
1053 2012-07-18 Richard Guenther <rguenther@suse.de>
1055 * tree.h (get_object_or_type_alignment): Remove.
1056 * builtins.c (get_object_alignment_2): New function copied from
1057 get_object_alignment_1. Take extra argument to indicate whether
1058 we take the address of EXP. Rework to use type alignment information
1059 if not, and return whether the result is an approximation or not.
1060 (get_object_alignment_1): Wrap around get_object_alignment_2.
1061 (get_pointer_alignment_1): Call get_object_alignment_2 indicating
1062 we take the address.
1063 (get_object_or_type_alignment): Remove.
1064 * expr.c (expand_assignment): Call get_object_alignment.
1065 (expand_expr_real_1): Likewise.
1067 2012-07-18 Nick Clifton <nickc@redhat.com>
1069 * doc/invoke.texi (ARM Options): Document -munaligned-access.
1071 2012-07-18 Oleg Endo <olegendo@gcc.gnu.org>
1073 * config/sh/sh.md (mulsidi3, umulsidi3): Remove constraints in
1074 expander. Use arith_reg_dest predicate.
1075 (rotldi3, rotrdi3): Remove constraints in expander.
1076 (adddi3_compact, subdi3_compact, mulsidi3_compact, umulsidi3_compact,
1077 ashlsi3_n, *ashlhi3_n, ashrsi2_16, ashrsi2_31, lshrsi3_n): Convert to
1080 2012-07-18 Oleg Endo <olegendo@gcc.gnu.org>
1083 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
1085 * config/sh/sh.c (sh_option_override): Do not change
1086 flag_finite_math_only. Set TARGET_IEEE to complement of
1087 flag_finite_math_only.
1088 * doc/invoke.texi (SH options): Add mno-ieee. Correct description
1089 of mieee and mno-ieee behavior.
1091 2012-07-18 Steven Bosscher <steven@gcc.gnu.org>
1093 * graphite-poly.c (print_pbb_body): Fixup dump_bb call.
1095 2012-07-18 Steven Bosscher <steven@gcc.gnu.org>
1097 * dumpfile.h (TDF_COMMENT): New define.
1098 * basic-block.h (EDGE_FALLTHRU, EDGE_ABNORMAL, EDGE_ABNORMAL_CALL,
1099 EDGE_EH, EDGE_FAKE, EDGE_DFS_BACK, EDGE_CAN_FALLTHRU,
1100 EDGE_IRREDUCIBLE_LOOP, EDGE_SIBCALL, EDGE_LOOP_EXIT, EDGE_TRUE_VALUE,
1101 EDGE_FALSE_VALUE, EDGE_EXECUTABLE, EDGE_CROSSING, EDGE_PRESERVE):
1102 Move to new file cfg-flags.h.
1103 (enum cfg_edge_flags): New enum, using cfg-flags.h.
1104 (EDGE_ALL_FLAGS): Compute value automatically.
1105 (BB_NEW, BB_REACHABLE, BB_IRREDUCIBLE_LOOP, BB_SUPERBLOCK,
1106 BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION,
1107 BB_DUPLICATED, BB_NON_LOCAL_GOTO_TARGET, BB_RTL,
1108 BB_FORWARDER_BLOCK, BB_NONTHREADABLE_BLOCK, BB_MODIFIED, BB_VISITED,
1109 BB_IN_TRANSACTION): Move to new file cfg-flags.h.
1110 (enum bb_flags): Rename to cfg_bb_flags. Use cfg-flags.h.
1111 (BB_ALL_FLAGS): New, compute value automatically.
1112 (dump_bb_info): Update prototype.
1113 (dump_edge_info): Update prototype.
1114 * cfg-flags.h: New file.
1115 * cfg.c (dump_edge_info): Take flags argument. Be verbose only if
1116 TDF_DETAILS and not TDF_SLIM. Include cfg-flags.h for bitnames.
1117 Check that the edge flags are within the range of EDGE_ALL_FLAGS.
1118 (debug_bb): Update dump_bb call.
1119 (dump_cfg_bb_info): Remove.
1120 (dump_bb_info): New function. Use cfg-flags.h for bitnames.
1121 Adjust verbosity using TDF_* flags. Check that the basic block flags
1122 are within the range of BB_ALL_FLAGS.
1123 (brief_dump_cfg): Use dump_bb_info instead of dump_cfg_bb_info.
1124 * cfghooks.h (struct cfghooks): Update dump_bb hook, take a FILE
1125 first for consistency with other dump functions.
1126 (dump_bb): Update prototype accordingly.
1127 * cfghooks.c: Include dumpfile.h.
1128 (verify_flow_info): Update dump_edge_info calls.
1129 (dump_bb): Take a flags argument and pass it around.
1130 Use dump_bb_info to dump common information about a basic block.
1131 (dump_flow_info): Moved here from cfgrtl.c. Make IL agnostic.
1132 (debug_flow_info): Moved here from cfgrtl.c.
1133 * profile.c (is_edge_inconsistent): Update dump_bb calls.
1134 * loop-invariant.c (find_defs): Update print_rtl_with_bb call.
1135 * rtl.h (debug_bb_n_slim, debug_bb_slim, print_rtl_slim,
1136 print_rtl_slim_with_bb): Remove prototypes.
1137 (dump_insn_slim): Adjust prototype to take a const_rtx.
1138 (print_rtl_with_bb): Adjust prototype.
1139 * sched-rgn.c (debug_region): Use dump_bb instead of debug_bb_n_slim.
1140 * sched-vis.c (dump_insn_slim): Take a const_rtx.
1141 (debug_insn_slim): Prototype here near DEBUG_FUNCTION marker.
1142 (print_rtl_slim_with_bb): Remove.
1143 (print_rtl_slim): Rename to debug_rtl_slim. Print only insn info,
1144 not basic block info (print_rtl_with_bb with TDF_SLIM should be used
1145 for that. Prototype here near DEBUG_FUNCTION marker.
1146 (debug_bb_slim): Prototype here near DEBUG_FUNCTION marker.
1148 (debug_bb_n_slim): Prototype here near DEBUG_FUNCTION marker.
1149 * tree-cfg.c (gimple_can_merge_blocks_p): Use EDGE_COMPLEX.
1150 (remove_bb): Update dump_bb call.
1151 (gimple_debug_bb): Use dump_bb.
1152 (dump_function_to_file): Update gimple_dump_bb call.
1153 (print_loops_bb): Likewise.
1154 * tree-flow.h (gimple_dump_bb): Update prototype.
1155 * gimple-pretty-print.c (dump_bb_header): Rename to
1156 dump_gimple_bb_header. Write to a stream instead of a pretty
1157 printer. Use dump_bb_info to dump basic block info.
1158 (dump_bb_end): Rename to dump_gimple_bb_footer. Write to a
1159 stream instead of a pretty printer. Use dump_bb_info.
1160 (gimple_dump_bb_buff): Do not call dump_bb_header and dump_bb_end.
1161 (gimple_dump_bb): Do it here with dump_gimple_bb_header and
1162 dump_gimple_bb_footer.
1163 * cfgrtl.c (rtl_dump_bb): Update prototype. Only dump DF if the
1164 dump flags have TDF_DETAILS. Use dump_insn_slim if TDF_SLIM.
1165 (print_rtl_with_bb): Take a flags argument and pass it around.
1166 Use dump_insn_slim if TDF_SLIM.
1167 (dump_bb_info): Removed and re-incarnated in cfg.c.
1168 (dump_flow_info): Moved to cfghooks.c.
1169 (debug_flow_info): Moved to cfghooks.c.
1170 * passes.c (execute_function_dump): Unconditionally use
1171 print_rtl_with_bb for RTL dumps, now that it understands TDF_SLIM.
1172 * final.c (dump_basic_block_info): Update dump_edge_info calls.
1173 * tree-vrp.c (dump_asserts_for): Likewise.
1174 * ifcvt.c (if_convert): Unconditionally use print_rtl_with_bb.
1175 * tree-if-conv.c (if_convertible_bb_p): Don't look at
1176 EDGE_ABNORMAL_CALL, it has no meaning in the GIMPLE world.
1177 * trans-mem.c (make_tm_edge): Don't set EDGE_ABNORMAL_CALL,
1178 for the same reason.
1179 * config/rl78/rl78.c (rl78_reorg): Update print_rtl_with_bb calls.
1181 2012-07-17 Richard Guenther <rguenther@suse.de>
1183 * tree-vect-data-refs.c (vect_get_new_vect_var): Add referenced
1184 vars here, use create_tmp_reg where appropriate.
1185 (vect_create_addr_base_for_vector_ref): Do not add referenced
1186 vars here, use create_tmp_reg where appropriate.
1187 (vect_create_data_ref_ptr): Likewise.
1188 (vect_create_destination_var): Likewise.
1189 (vect_permute_store_chain): Likewise.
1190 (vect_permute_load_chain): Likewise.
1191 * tree-vect-loop-manip.c (vect_create_cond_for_align_checks):
1193 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
1194 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
1195 (vect_handle_widen_op_by_const): Likewise.
1196 * tree-vect-stmts.c (vect_init_vector): Likewise.
1197 (vectorizable_load): Likewise.
1199 2012-07-17 Tom de Vries <tom@codesourcery.com>
1201 * hwint.c: Fix loop range.
1203 2012-07-17 Tom de Vries <tom@codesourcery.com>
1205 * double-int.h (double_int_popcount): New inline function.
1206 * hwint.c (popcount_hwi): New function.
1207 * hwint.h (popcount_hwi): Declare function. New inline function.
1209 2012-07-17 Richard Henderson <rth@redhat.com>
1211 * tree-vect-stmts.c (supportable_widening_operation): Remove decl
1213 (vectorizable_conversion): Update supportable_widening_operation call.
1214 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Likewise.
1215 (vect_recog_widen_shift_pattern): Likewise.
1216 * tree-vectorizer.h: Update decl.
1218 2012-07-17 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1219 Ulrich Weigand <ulrich.weigand@linaro.org>
1221 * common/config/arm/arm-common.c (arm_option_optimization_table):
1222 Enable -fsched-pressure by default while optimizing.
1223 * config/arm/arm.c (arm_option_override): Use the alternate scheduler
1224 pressure algorithm by default.
1226 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
1228 * config/sh/sh.h (CONST_OK_FOR_I06): Delete.
1229 (CONST_OK_FOR_I10): Move macro to ...
1230 * config/sh/sh.c: ... here.
1231 (sh_legitimate_index_p): Use satisfies_constraint_I06 instead of
1234 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
1236 * config/sh/sh.md: Delete mov related define_peephole patterns.
1238 2012-07-16 Jonathan Wakely <jwakely.gcc@gmail.com>
1241 * doc/install.texi (Installing GCC): Refer to instructions for
1242 released versions. Fix hyphenation.
1244 2012-07-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1246 * config/spu/spu.c (targetm): Move to bottom of file.
1247 (spu_attribute_table): Likewise.
1248 (spu_option_override, spu_init_builtins, spu_builtin_decl,
1249 spu_scalar_mode_supported_p, spu_vector_mode_supported_p,
1250 spu_legitimate_address_p, spu_addr_space_legitimate_address_p,
1251 adjust_operand, get_pic_reg, need_to_save_reg, frame_emit_store,
1252 frame_emit_load, frame_emit_add_imm, emit_nop_for_insn,
1253 insn_clobbers_hbr, spu_emit_branch_hint, spu_emit_vector_compare,
1254 get_branch_target, spu_machine_dependent_reorg, spu_sched_issue_rate,
1255 spu_sched_variable_issue, spu_sched_adjust_cost, spu_sched_init_global,
1256 spu_sched_init, spu_sched_reorder, spu_handle_fndecl_attribute,
1257 spu_handle_vector_attribute, spu_pass_by_reference, spu_function_arg,
1258 spu_function_arg_advance, spu_build_builtin_va_list, spu_va_start,
1259 spu_gimplify_va_arg_expr, store_with_one_insn_p, reg_aligned_for_addr,
1260 spu_assemble_integer, spu_asm_globalize_label, spu_rtx_costs,
1261 spu_function_ok_for_sibcall, spu_init_libfuncs, spu_return_in_memory,
1262 spu_encode_section_info, spu_legitimize_address,
1263 spu_addr_space_legitimize_address, spu_builtin_mask_for_load,
1264 spu_builtin_vectorization_cost, spu_vector_alignment_reachable,
1265 spu_addr_space_pointer_mode, spu_addr_space_address_mode,
1266 spu_addr_space_subset_p, spu_addr_space_convert, spu_sms_res_mii,
1267 spu_section_type_flags, spu_select_section, spu_unique_section,
1268 spu_trampoline_init, spu_conditional_register_usage,
1269 spu_ref_may_alias_errno, spu_output_mi_thunk, spu_unwind_word_mode,
1270 spu_libgcc_cmp_return_mode, spu_libgcc_shift_count_mode,
1271 spu_setup_incoming_varargs): Remove prototypes.
1272 (spu_legitimize_address): Add "static" to definition.
1274 2012-07-16 Jakub Jelinek <jakub@redhat.com>
1276 * config/i386/rtmintrin.h (_xabort): Remove trailing semicolon.
1278 2012-07-16 Ulrich Weigand <ulrich.weigand@linaro.org>
1280 * tree-ssa-ccp.c (optimize_unreachable): Check gsi_end_p
1281 before calling gsi_stmt.
1283 2012-07-16 Kirill Yukhin <kirill.yukhin@intel.com>
1286 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
1288 * config/i386/i386.md (stack_protect_set): Disable the pattern
1289 for Android since Android libc (bionic) does not provide random
1290 value for stack protection guard at gs:0x14. Guard value
1291 will be provided from external symbol (default implementation).
1292 (stack_protect_set_<mode>): Likewise.
1293 (stack_protect_test): Likewise.
1294 (stack_protect_test_<mode>): Likewise.
1296 2012-07-16 H.J. Lu <hongjiu.lu@intel.com>
1300 * gimple.c (gimple_types_compatible_p_1): Restore type attribute
1303 2012-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
1305 * opts.c (default_option): Add -fvect-cost-model to default options
1308 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
1310 * graphite-clast-to-gimple.c, graphite-dependences.c,
1311 graphite-sese-to-poly.c: Include tree-pass.h instead of dumpfile.h
1312 for pass TODO flags.
1313 * Makefile.in: Fix dependencies.
1315 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
1317 * haifa-sched.c (init_before_recovery): Do not set EDGE_CAN_FALLTHRU.
1318 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
1320 * function.c (stack_protect_epilogue): Use expand_call to expand
1321 targetm.stack_protect_fail.
1322 * stmt.c (expand_expr_stmt): Remove now-unused function.
1323 * tree.h (expand_expr_stmt): Remove prototype.
1324 * doc/tm.texi.in (TARGET_STACK_PROTECT_FAIL): Document that this
1325 hook must return a CALL_EXPR.
1326 * doc/tm.texi: Regenerate.
1328 * emit-rtl.c (emit_label_before): Do not allow the same label
1329 to be emitted twice.
1330 (emit_label_after): Likewise.
1331 (emit_label): Likewise.
1333 * flags.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
1334 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): Move to tree.h.
1335 * tree.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
1336 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): New home.
1338 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
1340 * system.h (dump_file): Do not define.
1341 * tree-pass.h: Include dumpfile.h, which is a new file containing...
1342 (enum tree_dump_index, TDF_*, get_dump_file_name, dump_enabled_p,
1343 dump_initialized_p, dump_begin, dump_end, dump_node, dump_switch_p,
1344 dump_flag_name, dump_file, dump_flags, dump_file_name,
1345 get_dump_file_info, struct dump_file_info): all of this, moved to...
1346 * dumpfile.h: Here, new file.
1347 * tree-dump.h: Include dumpfile.h, but not tree-pass.h.
1348 (dump_stmt): Remove prototype for C++ specific function.
1349 (dump_enumerated_decls): Move prototype from here...
1350 * tree-flow.h (dump_enumerated_decls): ... to here.
1351 (get_ref_base_and_extent) Move prototype from here ...
1352 * tree.h (get_ref_base_and_extent) ... to here.
1353 * tree-ssa-live.c: Do not inclde tree-pretty-print.h, because
1354 gimple-pretty-print.h is enough. Do not include tree-dump.h,
1355 include timevar.h and dumpfile.h instead.
1356 (struct numbered_tree_d, compare_decls_by_uid,
1357 dump_enumerated_decls_push, dump_enumerated_decls): Move from here ...
1358 * tree-dfa.c:(struct numbered_tree_d, compare_decls_by_uid,
1359 dump_enumerated_decls_push, dump_enumerated_decls):... to here.
1360 Do not include timevar.h.
1361 * tree.c: Do not include timevar.h.
1362 * tree-cfg.c: Do not include langhooks.h, tree-pretty-print.h, and
1364 (dump_cfg_stats): Use current_function_name.
1365 (gimple_cfg2vcg): Likewise.
1366 (dump_function_to_file): Likewise.
1367 * df-scan.c: Do not include tree-pass.h and timevar.h.
1369 (df_entry_block_bitmap_verify, df_exit_block_bitmap_verify): Do not
1370 use print_current_pass.
1371 * df-problems.c: Include dumpfile.h.
1372 Always define REG_DEAD_DEBUGGING, avoid #ifdef code, because it
1373 leads to errors in the code not selected.
1374 (df_note_compute): Do not print_rtl_with_bb here. Fix compilation
1375 bug if REG_DEAD_DEBUGGING is not 0, get_insns is not available here.
1376 * lcm.c: Include dumpfile.h.
1377 Remove obsolete include of insn-attr.h.
1378 * dojump.c (do_compare_rtx_and_jump): Remove failure printing for
1379 missing probability notes.
1380 * stmt.c: Include dumpfile.h.
1381 (emit_case_decision_tree): Re-enable printing expand details only
1383 * alias.c, auto-inc-dec.c, bb-reorder.c, caller-save.c, cfg.c,
1384 cfgcleanup.c, cfgexpand.c, cfgloop.c, cfgloopmanip.c, cgraph.c,
1385 cgraphclones.c, cgraphunit.c, combine.c, combine-stack-adj.c,
1386 coverage.c, cprop.c, cse.c, cselib.c, dbgcnt.c, dce.c, df-core.c,
1387 dse.c, dwarf2out.c, emit-rtl.c, except.c, expr.c, final.c,
1388 function.c, fwprop.c, gcse.c, gimple-fold.c,
1389 gimple-pretty-print.c, gimple-ssa-strength-reduction.c,
1390 gimplify.c, graphite-blocking.c, graphite-clast-to-gimple.c,
1391 graphite-dependences.c, graphite-interchange.c,
1392 graphite-optimize-isl.c, graphite-poly.c,
1393 graphite-sese-to-poly.c, haifa-sched.c, hw-doloop.c, ifcvt.c,
1394 ipa.c, ipa-cp.c, ipa-inline-analysis.c, ipa-inline.c,
1395 ipa-inline-transform.c, ipa-prop.c, ipa-pure-const.c,
1396 ipa-reference.c, ipa-split.c, ipa-utils.c, ira.c, ira-emit.c,
1397 jump.c, loop-doloop.c, loop-init.c, loop-invariant.c, loop-iv.c,
1398 loop-unroll.c, loop-unswitch.c, lower-subreg.c,
1399 lto-section-out.c, lto-streamer-in.c, matrix-reorg.c, mcf.c,
1400 mode-switching.c, modulo-sched.c, omega.c, omp-low.c, passes.c,
1401 plugin.c, postreload.c, postreload-gcse.c, predict.c, print-rtl.c,
1402 print-tree.c, profile.c, recog.c, ree.c, regcprop.c, reginfo.c,
1403 regmove.c, regrename.c, reg-stack.c, reload1.c, reorg.c,
1404 sched-rgn.c, sched-vis.c, sel-sched.c, sel-sched-ir.c,
1405 store-motion.c, tracer.c, trans-mem.c, tree-affine.c,
1406 tree-call-cdce.c, tree-cfgcleanup.c, tree-chrec.c,
1407 tree-data-ref.c, tree-diagnostic.c, tree-dump.c,
1408 tree-eh.c, tree-flow-inline.h, tree-if-conv.c, tree-into-ssa.c,
1409 tree-mudflap.c, tree-nrv.c, tree-object-size.c,
1410 tree-optimize.c, tree-outof-ssa.c, tree-predcom.c,
1411 tree-pretty-print.c, tree-profile.c, tree-scalar-evolution.c,
1412 tree-sra.c, tree-ssa-address.c, tree-ssa-alias.c, tree-ssa.c,
1413 tree-ssa-ccp.c, tree-ssa-coalesce.c, tree-ssa-copy.c,
1414 tree-ssa-copyrename.c,, tree-ssa-dce.c, tree-ssa-dom.c,
1415 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-ifcombine.c,
1416 tree-ssa-loop.c, tree-ssa-loop-ch.c, tree-ssa-loop-im.c,
1417 tree-ssa-loop-ivcanon.c, tree-ssa-loop-ivopts.c,
1418 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
1419 tree-ssa-loop-prefetch.c, tree-ssa-loop-unswitch.c,
1420 tree-ssa-math-opts.c, tree-ssa-operands.c, tree-ssa-phiopt.c,
1421 tree-ssa-phiprop.c, tree-ssa-pre.c, tree-ssa-propagate.c,
1422 tree-ssa-reassoc.c, tree-ssa-sccvn.c, tree-ssa-sink.c,
1423 tree-ssa-structalias.c, tree-ssa-tail-merge.c, tree-ssa-ter.c,
1424 tree-ssa-threadedge.c, tree-ssa-threadupdate.c,
1425 tree-ssa-uncprop.c, tree-ssa-uninit.c,
1426 tree-switch-conversion.c, tree-tailcall.c,
1427 tree-vect-data-refs.c, tree-vect-loop.c,
1428 tree-vect-loop-manip.c, tree-vectorizer.c,
1429 tree-vect-patterns.c, tree-vect-slp.c, tree-vect-stmts.c,
1430 tree-vrp.c, value-prof.c, var-tracking.c, web.c: Include tree-pass.h
1431 only if needed. If tree-pass.h is included, do not include timevar.h
1432 and dumpfile.h. If tree-pass.h is not included but dump_file, or
1433 dump_flags, or the TDF_* flags are used, include dumpfile.h.
1434 If gimple-pretty-print.h is included, don't include
1435 tree-pretty-print.h. Remove assorted unnecessary includes.
1437 * config/mn10300/mn10300.c, config/c6x/c6x.c, config/ia64/ia64.c,
1438 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
1439 config/spu/spu.c, config/mep/mep.c, config/i386/i386.c:
1441 * config/rl78/rl78.c: Include dumpfile.h instead of tree-pass.h.
1442 * arm/t-arm, avr/t-avr, i386/t-i386, ia64/t-ia64, mep/t-mep,
1443 spu/t-spu-elf: Fix dependencies.
1445 2012-07-16 Dehao Chen <dehao@google.com>
1448 2012-07-10 Dehao Chen <dehao@google.com>
1450 * tree.h (phi_arg_d): New field.
1451 * tree-flow-inline.h (gimple_phi_arg_block): New function.
1452 (gimple_phi_arg_block_from_edge): New function.
1453 (gimple_phi_arg_set_block): New function.
1454 (gimple_phi_arg_has_block): New function.
1455 (redirect_edge_var_map_block): New function.
1456 * tree-flow.h (_edge_var_map): New field.
1457 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
1458 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
1459 redirect_edge_var_map_add.
1460 * tree-outof-ssa.c (_elim_graph): New field.
1461 (insert_partition_copy_on_edge): New parameter.
1462 (insert_value_copy_on_edge): New parameter.
1463 (insert_rtx_to_part_on_edge): New parameter.
1464 (insert_part_to_rtx_on_edge): New parameter.
1465 (elim_graph_add_edge): New parameter.
1466 (elim_graph_remove_succ_edge): New parameter.
1467 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
1468 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
1469 (new_elim_graph): Add block debug info.
1470 (clear_elim_graph): Likewise.
1471 (delete_elim_graph): Likewise.
1472 (elim_graph_add_node): Likewise.
1473 (elim_graph_add_edge): Likewise.
1474 (elim_graph_remove_succ_edge): Likewise.
1475 (eliminate_build): Likewise.
1476 (elim_forward): Likewise.
1477 (elim_unvisited_predecessor): Likewise.
1478 (elim_backward): Likewise.
1479 (elim_create): Likewise.
1480 (eliminate_phi): Likewise.
1481 (insert_backedge_copies): Likewise.
1482 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
1484 (rewrite_add_phi_arguments): Likewise.
1485 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
1486 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
1487 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
1488 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
1489 * tree-ssa-loop-manip.c (create_iv): Likewise.
1490 (add_exit_phis_edge): Likewise.
1491 (split_loop_exit_edge): Likewise.
1492 (copy_phi_node_args): Likewise.
1493 (tree_transform_and_unroll_loop): Likewise.
1494 * value-prof.c (gimple_ic): Likewise.
1495 (gimple_stringop_fixed_value): Likewise.
1496 * tree-tailcall.c (add_successor_phi_arg): Likewise.
1497 (eliminate_tail_call): Likewise.
1498 (create_tailcall_accumulator): Likewise.
1499 (tree_optimize_tail_calls_1): Likewise.
1500 * tree-phinodes.c (add_phi_arg): Likewise.
1501 (make_phi_node): Likewise.
1502 (resize_phi_node): Likewise.
1503 (remove_phi_arg_num): Likewise.
1504 * omp-low.c (expand_parallel_call): Likewise.
1505 (expand_omp_for_static_chunk): Likewise.
1506 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
1508 (slpeel_update_phi_nodes_for_guard1): Likewise.
1509 (slpeel_update_phi_nodes_for_guard2): Likewise.
1510 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1511 (set_prologue_iterations): Likewise.
1512 (slpeel_tree_peel_loop_to_edge): Likewise.
1513 (vect_loop_versioning): Likewise.
1514 * tree-parloops.c (create_phi_for_local_result): Likewise.
1515 (transform_to_exit_first_loop): Likewise.
1516 (create_parallel_loop): Likewise.
1517 * ipa-split.c (split_function): Likewise.
1518 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
1519 (vect_create_epilog_for_reduction): Likewise.
1520 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
1521 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
1522 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1523 (cond_if_else_store_replacement_1): Likewise.
1524 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
1525 (remove_forwarder_block_with_phi): Likewise.
1526 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
1527 * tree-predcom.c (initialize_root_vars): Likewise.
1528 (initialize_root_vars_lm): Likewise.
1529 * sese.c (sese_add_exit_phis_edge): Likewise.
1530 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1531 * tree-ssa.c (flush_pending_stmts): Likewise.
1532 (redirect_edge_var_map_add): Likewise.
1533 (ssa_redirect_edge): Likewise.
1534 * gimple-streamer-in.c (input_phi): Likewise.
1535 * tree-vect-stmts.c (vectorizable_load): Likewise.
1536 * tree-inline.c (copy_phis_for_bb): Likewise.
1537 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1538 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
1539 * tree-cfg.c (reinstall_phi_args): Likewise.
1540 (gimple_make_forwarder_block): Likewise.
1541 (add_phi_args_after_copy_edge): Likewise.
1542 (gimple_duplicate_sese_tail): Likewise.
1544 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
1546 * config/i386/i386.md (stack_protect_set): Disable the pattern
1547 for Android since Android libc (bionic) does not provide random
1548 value for stack protection guard at gs:0x14. Guard value
1549 will be provided from external symbol (default implementation).
1550 (stack_protect_set_<mode>): Likewise.
1551 (stack_protect_test): Likewise.
1552 (stack_protect_test_<mode>): Likewise.
1554 2012-07-16 Hans-Peter Nilsson <hp@axis.com>
1556 * config/cris/cris-protos.h (cris_legitimate_address_p): Declare.
1557 * config/cris/cris.h (CONSTANT_ADDRESS_P): Define in terms of
1558 CONSTANT_P and cris_legitimate_address_p.
1559 * config/cris/cris.c (cris_legitimate_address_p): Make non-static.
1560 (cris_preferred_reload_class): Don't return GENERAL_REGS as
1561 preferred to MOF_SRP_REGS.
1563 * config/cris/cris.c (cris_init_libfuncs): Handle initialization
1564 of library functions for basic atomic compare-and-swap.
1565 * config/cris/cris.h (TARGET_ATOMICS_MAY_CALL_LIBFUNCS): New macro.
1566 * config/cris/cris.opt (munaligned-atomic-may-use-library): New option.
1567 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>")
1568 ("cris_atomic_fetch_<atomic_op_name><mode>_1")
1569 ("atomic_compare_and_swap<mode>")
1570 ("cris_atomic_compare_and_swap<mode>_1"): Make conditional on
1571 TARGET_ATOMICS_MAY_CALL_LIBFUNCS for sizes larger than byte.
1572 * config/cris/cris.c (cris_print_operand) <case 'P', 'q'>: New cases.
1573 * config/cris/sync.md (atomic_op_op_cnstr): New code_attr.
1574 (atomic_op_op_pred): Ditto.
1575 (atomic_op_mnem_pre_op2): Renamed from atomic_op_mnem_pre; to
1576 reflect the change to include %2 in expansion. All callers changed.
1577 (qm3): New mode_attr.
1578 ("atomic_fetch_<atomic_op_name><mode>"): Use <atomic_op_op_pred>
1579 as predicate for operand 2.
1580 ("cris_atomic_fetch_<atomic_op_name><mode>_1"): Update FIXME. Use
1581 "<atomic_op_op_pred>" "<atomic_op_op_cnstr>" for predicate and
1582 constraint for operand 2.
1583 ("atomic_compare_and_swap<mode>"): Add FIXME. Change predicate to
1584 nonmemory_operand for operand 3.
1585 ("cris_atomic_compare_and_swap<mode>_1"): Change operand 3 to
1586 exclude memory. Improve emitted sync code for v10 and v32. Use
1587 <qm3> instead of <m> for size designator for cmp.
1588 ("atomic_compare_and_swap<mode>"): Change predicate to
1589 nonmemory_operand for operand 3. Add FIXME.
1590 ("cris_atomic_compare_and_swap<mode>_1"): Change predicates and
1591 constraints for operand 3 to exclude memory.
1592 ("atomic_fetch_<atomic_op_name><mode>")
1593 ("atomic_compare_and_swap<mode>"): Gate expand_mem_thread_fence
1594 calls on result of call to need_atomic_barrier_p.
1596 2012-07-15 Richard Sandiford <rdsandiford@googlemail.com>
1598 * config/mips/mips.md (move_type): Replace mfhilo and mthilo
1600 (type): Split mfhilo into mfhi and mflo. Split mthilo into mthi
1601 and mtlo. Adjust move_type->type mapping.
1602 (may_clobber_hilo): Split mthilo into mthi and mtlo.
1603 (*movdi_32bit, *movdi_32bit_mips16, *movdi_64bit, *movdi_64bit_mips16)
1604 (*mov<mode>_internal, *mov<mode>_mips16, *movhi_internal)
1605 (*movhi_mips16, *movqi_internal, *movqi_mips16): Use mtlo and mflo
1606 instead of mthilo and mfhilo.
1607 (mfhi<GPR:mode>_<HILO:mode>): Use mfhi instead of mfhilo.
1608 (mthi<GPR:mode>_<HILO:mode>): Use mthi instead of mthilo.
1609 * config/mips/mips-dsp.md (mips_extr_w, mips_extr_r_w, mips_extr_rs_w)
1610 (mips_extr_s_h, mips_extp, mips_extpdp, mips_shilo, mips_mthlip):
1611 Use mflo instead of mfhilo.
1612 * config/mips/10000.md (r10k_arith): Split mthilo.
1613 (r10k_mfhi, r10k_mflo): Use mfhi and mflo directly.
1614 * config/mips/sb1.md (ir_sb1_mfhi, ir_sb1_mflo): Likewise.
1615 (ir_sb1_mthilo): Split mthilo into mthi and mtlo.
1616 * config/mips/20kc.md (r20kc_imthilo, r20kc_imfhilo): Split
1618 * config/mips/24k.md (r24k_int_mfhilo, r24k_int_mthilo): Likewise.
1619 * config/mips/4130.md (vr4130_class, vr4130_mfhilo, vr4130_mthilo):
1621 * config/mips/4k.md (r4k_int_mthilo, r4k_int_mfhilo): Likewise.
1622 * config/mips/5400.md (ir_vr54_hilo): Likewise.
1623 * config/mips/5500.md (ir_vr55_mthilo, ir_vr55_mfhilo): Likewise.
1624 * config/mips/5k.md (r5k_int_mthilo, r5k_int_mfhilo): Likewise.
1625 * config/mips/7000.md (rm7_mthilo, rm7_mfhilo): Likewise.
1626 * config/mips/74k.md (r74k_int_mfhilo, r74k_int_mthilo): Likewise.
1627 * config/mips/9000.md (rm9k_mfhilo, rm9k_mthilo): Likewise.
1628 * config/mips/generic.md (generic_hilo): Likewise.
1629 * config/mips/loongson2ef.md (ls2_alu): Likewise.
1630 * config/mips/loongson3a.md (ls3a_mfhilo): Likewise.
1631 * config/mips/octeon.md (octeon_imul_o1, octeon_imul_o2)
1632 (octeon_mfhilo_o1, octeon_mfhilo_o2): Likewise.
1633 * config/mips/sr71k.md (ir_sr70_hilo): Likewise.
1634 * config/mips/xlr.md (xlr_hilo): Likewise.
1636 2012-07-14 Andrew Stubbs <ams@codesourcery.com>
1637 Sandra Loosemore <sandra@codesourcery.com>
1639 * config/sh/sh.h (SH_ASM_SPEC): Add spaces between options.
1641 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
1643 * config/i386/i386.c (ix86_set_reg_reg_cost): Enable TFmode/TCmode
1646 2012-07-14 Steven Bosscher <steven@gcc.gnu.org>
1648 * toplev.c (init_asm_output): Open asm_out_file in 'w' mode.
1650 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
1653 * config/spu/spu.c (spu_init_cost): Mark static.
1654 (spu_add_stmt_cost): Likewise.
1655 (spu_finish_cost): Likewise.
1656 (spu_destroy_cost_data): Likewise.
1657 * config/i386/i386.c (ix86_init_cost): Mark static.
1658 (ix86_add_stmt_cost): Likewise.
1659 (ix86_finish_cost): Likewise.
1660 (ix86_destroy_cost_data): Likewise.
1661 * config/rs6000/rs6000.c (rs6000_init_cost): Mark static.
1662 (rs6000_add_stmt_cost): Likewise.
1663 (rs6000_finish_cost): Likewise.
1664 (rs6000_destroy_cost_data): Likewise.
1666 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
1668 * ggc.h (ggc_internal_alloc_stat, ggc_alloc_typed_stat,
1669 ggc_internal_cleared_alloc_stat, ggc_cleared_alloc_htab_ignore_args,
1670 ggc_cleared_alloc_ptr_array_two_args, ggc_splay_alloc): Add
1672 * alloc-pool.h (pool_alloc): Likewise.
1674 * final.c (final): Do not loop to find max_uid.
1676 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
1678 * emit-rtl.c (make_debug_insn_raw, make_jump_insn_raw): Make static.
1679 * rtl.h (make_debug_insn_raw, make_jump_insn_raw): Remove prototypes.
1681 2012-07-13 Richard Guenther <rguenther@suse.de>
1683 PR tree-optimization/53907
1684 * tree-ssa-forwprop.c (associate_pointerplus): New function.
1685 (ssa_forward_propagate_and_combine): Call it.
1687 2012-07-13 Richard Guenther <rguenther@suse.de>
1689 PR tree-optimization/53922
1690 * tree-vrp.c (value_inside_range): Change prototype to take
1691 min/max instead of value-range.
1692 (range_includes_zero_p): Likewise. Return the result from
1694 (extract_range_from_binary_expr_1): Adjust to handle dont-know
1695 return value from range_includes_zero_p.
1696 (extract_range_from_unary_expr_1): Likewise.
1697 (compare_range_with_value): Likewise.
1698 (vrp_meet_1): Likewise.
1700 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
1702 * doc/tm.texi: Regenerate.
1703 * doc/tm.texi.in (TARGET_VECTORIZE_INIT_COST): New hook.
1704 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
1705 (TARGET_VECTORIZE_FINISH_COST): Likewise.
1706 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
1707 * targhooks.c (default_init_cost): New function.
1708 (default_add_stmt_cost): Likewise.
1709 (default_finish_cost): Likewise.
1710 (default_destroy_cost_data): Likewise.
1711 * targhooks.h (default_init_cost): New decl.
1712 (default_add_stmt_cost): Likewise.
1713 (default_finish_cost): Likewise.
1714 (default_destroy_cost_data): Likewise.
1715 * target.def (init_cost): New DEFHOOK.
1716 (add_stmt_cost): Likewise.
1717 (finish_cost): Likewise.
1718 (destroy_cost_data): Likewise.
1719 * target.h (struct _stmt_vec_info): New extern decl.
1720 (stmt_vectype): Likewise.
1721 (stmt_in_inner_loop_p): Likewise.
1722 * tree-vectorizer.h (stmt_info_for_cost): New struct/typedef.
1723 (stmt_vector_for_cost): New VEC/typedef.
1724 (add_stmt_info_to_vec): New function.
1725 (struct _slp_tree): Remove cost.inside_of_loop field.
1726 (struct _slp_instance): Remove cost.inside_of_loop field; add
1727 stmt_cost_vec field.
1728 (SLP_INSTANCE_INSIDE_OF_LOOP_COST): Remove macro.
1729 (SLP_INSTANCE_STMT_COST_VEC): New accessor macro.
1730 (SLP_TREE_INSIDE_OF_LOOP_COST): Remove macro.
1731 (struct _vect_peel_extended_info): Add stmt_cost_vec field.
1732 (struct _loop_vec_info): Add target_cost_data field.
1733 (LOOP_VINFO_TARGET_COST_DATA): New accessor macro.
1734 (struct _bb_vec_info): Add target_cost_data field.
1735 (BB_VINFO_TARGET_COST_DATA): New accessor macro.
1736 (struct _stmt_vec_info): Remove cost.inside_of_loop field.
1737 (STMT_VINFO_INSIDE_OF_LOOP_COST): Remove macro.
1738 (stmt_vinfo_set_inside_of_loop_cost): Remove function.
1739 (init_cost): New function.
1740 (add_stmt_cost): Likewise.
1741 (finish_cost): Likewise.
1742 (destroy_cost_data): Likewise.
1743 (vect_model_simple_cost): Change parameter list.
1744 (vect_model_store_cost): Likewise.
1745 (vect_model_load_cost): Likewise.
1746 (record_stmt_cost): New extern decl.
1747 (vect_get_load_cost): Change parameter list.
1748 (vect_get_store_cost): Likewise.
1749 * tree-vect-loop.c (new_loop_vec_info): Call init_cost.
1750 (destroy_loop_vec_info): Call destroy_cost_data.
1751 (vect_estimate_min_profitable_iters): Remove old calculation of
1752 inside costs; call finish_cost instead.
1753 (vect_model_reduction_cost): Call add_stmt_cost instead of old
1754 inside-costs calculation.
1755 (vect_model_induction_cost): Likewise.
1756 * tree-vect-data-refs.c (vect_get_data_access_cost): Change to
1757 return a stmt_vector_for_cost; modify calls to vect_get_load_cost
1758 and vect_get_store_cost to obtain the value to return.
1759 (vect_peeling_hash_get_lowest_cost): Obtain a stmt_cost_vec from
1760 vect_get_data_access_cost and store it in the minimum peeling
1762 (vect_peeling_hash_choose_best_peeling): Change the parameter list
1763 to add a (stmt_vector_for_cost *) output parameter, and set its value.
1764 (vect_enhance_data_refs_alignment): Ignore the new return value from
1765 calls to vect_get_data_access_cost; obtain stmt_cost_vec from
1766 vect_peeling_hash_choose_best_peeling and pass its contents to the
1768 * tree-vect-stmts.c (stmt_vectype): New function.
1769 (stmt_in_inner_loop_p): Likewise.
1770 (record_stmt_cost): Likewise.
1771 (vect_model_simple_cost): Add stmt_cost_vec parameter; call
1772 record_stmt_cost instead of old calculation; don't call
1773 stmt_vinfo_set_inside_of_loop_cost.
1774 (vect_model_promotion_demotion_cost): Call add_stmt_cost instead of
1775 old calculation; don't call stmt_vinfo_set_inside_of_loop_cost.
1776 (vect_model_store_cost): Add stmt_cost_vec parameter; call
1777 record_stmt_cost instead of old calculation; add stmt_cost_vec
1778 parameter to vect_get_store_cost call; don't call
1779 stmt_vinfo_set_inside_of_loop_cost.
1780 (vect_get_store_cost): Add stmt_cost_vec parameter; call
1781 record_stmt_cost instead of old calculation.
1782 (vect_model_load_cost): Add stmt_cost_vec parameter; call
1783 record_stmt_cost instead of old calculation; add stmt_cost_vec
1784 parameter to vect_get_load_cost call; don't call
1785 stmt_vinfo_set_inside_of_loop_cost.
1786 (vect_get_load_cost): Add stmt_cost_vec parameter; call
1787 record_stmt_cost instead of old calculation.
1788 (vectorizable_call): Add NULL parameter to vect_model_simple_cost call.
1789 (vectorizable_conversion): Likewise.
1790 (vectorizable_assignment): Likewise.
1791 (vectorizable_shift): Likewise.
1792 (vectorizable_operation): Likewise.
1793 (vectorizable_store): Add NULL parameter to vect_model_store_cost call.
1794 (vectorizable_load): Add NULL parameter to vect_model_load_cost call.
1795 (new_stmt_vec_info): Don't set STMT_VINFO_INSIDE_OF_LOOP_COST.
1796 * config/spu/spu.c (TARGET_VECTORIZE_INIT_COST): New macro def.
1797 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
1798 (TARGET_VECTORIZE_FINISH_COST): Likewise.
1799 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
1800 (spu_init_cost): New function.
1801 (spu_add_stmt_cost): Likewise.
1802 (spu_finish_cost): Likewise.
1803 (spu_destroy_cost_data): Likewise.
1804 * config/i386/i386.c (ix86_init_cost): New function.
1805 (ix86_add_stmt_cost): Likewise.
1806 (ix86_finish_cost): Likewise.
1807 (ix86_destroy_cost_data): Likewise.
1808 (TARGET_VECTORIZE_INIT_COST): New macro def.
1809 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
1810 (TARGET_VECTORIZE_FINISH_COST): Likewise.
1811 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
1812 * config/rs6000/rs6000.c (TARGET_VECTORIZE_INIT_COST): New macro def.
1813 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
1814 (TARGET_VECTORIZE_FINISH_COST): Likewise.
1815 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
1816 (rs6000_init_cost): New function.
1817 (rs6000_add_stmt_cost): Likewise.
1818 (rs6000_finish_cost): Likewise.
1819 (rs6000_destroy_cost_data): Likewise.
1820 * tree-vect-slp.c (vect_free_slp_instance): Free stmt_cost_vec.
1821 (vect_create_new_slp_node): Don't set SLP_TREE_INSIDE_OF_LOOP_COST.
1822 (vect_get_and_check_slp_defs): Add stmt_cost_vec parameter; add
1823 stmt_cost_vec parameter to vect_model_store_cost and
1824 vect_model_simple_cost calls.
1825 (vect_build_slp_tree): Remove inside_cost parameter; add stmt_cost_vec
1826 parameter; add stmt_cost_vec parameter to vect_get_and_check_slp_defs,
1827 vect_model_load_cost, and recursive vect_build_slp_tree calls; prevent
1828 calculating cost more than once for loads; remove inside_cost
1829 parameter from recursive vect_build_slp_tree calls; call
1830 record_stmt_cost instead of old calculation.
1831 (vect_analyze_slp_instance): Allocate stmt_cost_vec and save it with
1832 the instance; free it on premature exit; remove inside_cost parameter
1833 from vect_build_slp_tree call; add stmt_cost_vec parameter to
1834 vect_build_slp_tree call; don't set SLP_INSTANCE_INSIDE_OF_LOOP_COST.
1835 (new_bb_vec_info): Call init_cost.
1836 (destroy_bb_vec_info): Call destroy_cost_data.
1837 (vect_bb_vectorization_profitable_p): Call add_stmt_cost for each
1838 statement recorded with an SLP instance; call finish_cost instead of
1839 the old calculation.
1840 (vect_update_slp_costs_according_to_vf): Record statement costs from
1841 SLP instances, multiplying by the appropriate number of copies; don't
1842 update SLP_INSTANCE_INSIDE_OF_LOOP_COST.
1844 2012-07-13 Richard Guenther <rguenther@suse.de>
1847 * builtins.c (get_pointer_alignment_1): Handle constant
1850 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
1851 Steven Bosscher <steven@gcc.gnu.org>
1852 Bernd Schmidt <bernds@codesourcery.com>
1854 PR rtl-optimization/53908
1855 * df-problems.c (can_move_insns_across): When doing
1856 memory-reference book-keeping, handle call insns.
1858 2012-07-13 Richard Guenther <rguenther@suse.de>
1860 * gimple.c (gimple_types_compatible_p_1): Remove redundant
1861 type attribute comparisons.
1862 (gimple_canonical_types_compatible_p): Likewise.
1864 2012-07-12 Hans-Peter Nilsson <hp@axis.com>
1866 PR rtl-optimization/53176
1867 * rtlanal.c (rtx_cost): Adjust default cost for X with a
1868 UNITS_PER_WORD factor for all X according to the size of
1869 its mode, not just for SUBREGs with untieable modes.
1870 Handle SET. Use factor * factor for MULT, DIV, UDIV,
1873 2012-07-12 Uros Bizjak <ubizjak@gmail.com>
1875 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
1876 QImode and HImode splitters. Use ix86_comparison_operator.
1877 Explicitly match FLAGS_REG.
1878 (DFmode cmove splitter): Explicitly match FLAGS_REG.
1880 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
1882 * expr.h (can_move_by_pieces): Move prototype from here ...
1883 * tree.h (can_move_by_pieces): ... to here.
1884 * optabs.h (set_widening_optab_handler): Use XCNEW.
1885 * gimplify.c: Do not include expr.h.
1887 * toplev.c: Do not include dwarf2out.h.
1888 * config/ia64/ia64.c: Likewise.
1889 * config/sparc/sparc.c: Likewise.
1890 * config/sparc/t-sparc (sparc.o): Fix dependencies.
1892 * Makefile.in (toplev.o): Fix dependencies
1893 (c-family/c-gimplify.o): Likewise.
1894 (c-family/c-common.o): Likewise.
1896 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
1898 * basic-block.h (struct edge_def): Use basic_block instead of
1900 * cfgloop.h (struct loop_exit, struct loop): Likewise.
1901 * gengenrtl.c (type_from_format): Likewise. Also for 'tree'
1902 instead of union tree_node *.
1903 * rtl.h (union rtunion_def, emit_insn_before_noloc,
1904 emit_insn_after_noloc, add_insn_before, add_insn_after,
1905 debug_bb_slim): Likewise.
1906 * tree-inline.h (struct copy_body_data): Likewise.
1907 * sched-rgn.c (dump_region_dot): Likewise.
1908 * gimple.h (struct gimple_statement_base, gimple_set_bb,
1909 gsi_move_to_bb_end): Likewise.
1910 * sched-vis.c (debug_bb_slim): Likewise.
1911 (debug_bb_n_slim): Likewise.
1912 * config/mn10300/mn10300.c (mn10300_insert_setlb_lcc): Likewise.
1913 (mn10300_block_contains_call):
1915 2012-07-11 Greta Yorsh <Greta.Yorsh@arm.com>
1918 * config/arm/arm.c (arm_early_load_addr_dep): Handle new
1921 2012-07-11 Jonathan Wakely <jwakely.gcc@gmail.com>
1923 * doc/extend.texi (Namespace Association): Alter cautionary text.
1925 2012-07-10 Oleg Endo <olegendo@gcc.gnu.org>
1928 * config/sh/sh.md: Remove displacement addresssing related splits.
1930 2012-07-10 Xinliang David Li <davidxl@google.com>
1932 * doc/invoke.texi: New option documented.
1933 * flag-types.h: New enum type.
1934 * gimplify.c (gimplify_bind_expr): Control
1935 clobber generation with new option.
1936 (gimplify_target_expr): Ditto.
1937 * common.opt: New option.
1939 2012-07-10 Julian Brown <julian@codesourcery.com>
1941 * config/arm/arm.md (movsi): Don't split symbol refs here.
1942 (define_split): New.
1944 2012-07-10 Andreas Schwab <schwab@linux-m68k.org>
1947 * config/m68k/m68k.c (m68k_epilogue_uses): New.
1948 * config/m68k/m68k.h (EPILOGUE_USES): Use it.
1949 * config/m68k/m68k-protos.h (m68k_epilogue_uses): Add prototype.
1951 2012-07-10 Richard Henderson <rth@redhat.com>
1953 * target.def (builtin_mul_widen_even, builtin_mul_widen_odd): Remove.
1954 * system.h (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Poison.
1955 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Poison.
1956 * config/i386/i386.c (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): Remove.
1957 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): Remove.
1958 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): Remove.
1959 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): Remove.
1960 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): Remove.
1961 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): Remove.
1962 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): Remove.
1963 (bdesc_args): Remove entries to match.
1964 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): Remove.
1965 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
1966 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
1967 * config/rs6000/rs6000.c (rs6000_builtin_mul_widen_even): Remove.
1968 (rs6000_builtin_mul_widen_odd): Remove.
1969 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
1970 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
1971 * config/spu/spu.c (spu_builtin_mul_widen_even): Remove.
1972 (spu_builtin_mul_widen_odd): Remove.
1973 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
1974 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
1975 * doc/tm.texi.in: Don't document the removed hooks.
1977 * tree-vect-stmts.c (supportable_widening_operation): Expand
1978 WIDEN_MULT_EXPR via VEC_WIDEN_MULT_EVEN/ODD_EXPR if possible.
1980 * expmed.c (expmed_mult_highpart): Rename from expand_mult_highpart.
1981 (expmed_mult_highpart_optab): Rename from expand_mult_highpart_optab.
1982 * optabs.c (can_mult_highpart_p): New.
1983 (expand_mult_highpart): New.
1984 * expr.c (expand_expr_real_2) [MULT_HIGHPART_EXPR): Use it.
1985 * tree-vect-generic.c (expand_vector_operations_1): Don't expand
1986 by pieces if can_mult_highpart_p.
1987 (expand_vector_divmod): Use can_mult_highpart_p and always
1988 generate MULT_HIGHPART_EXPR.
1989 * tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
1990 * tree-vect-stmts.c (vectorizable_operation): Likewise.
1992 * config/spu/spu-builtins.md (spu_mpy): Move to spu.md.
1993 (spu_mpyu, spu_mpyhhu, spu_mpyhh): Likewise.
1994 * config/spu/spu.md (vec_widen_smult_odd_v8hi): Rename from spu_mpy.
1995 (vec_widen_umult_odd_v8hi): Rename from spu_mpyu.
1996 (vec_widen_smult_even_v8hi): Rename from spu_mpyhh.
1997 (vec_widen_umult_even_v8hi): Rename from spu_mpyhhu.
1998 * config/spu/spu-builtins.def: Update pattern names to match.
2000 * config/rs6000/altivec.md (vec_widen_umult_even_v16qi): Rename
2001 from altivec_vmuleub.
2002 (vec_widen_smult_even_v16qi): Rename from altivec_vmulesb.
2003 (vec_widen_umult_even_v8hi): Rename from altivec_vmuleuh.
2004 (vec_widen_smult_even_v8hi): Rename from altivec_vmulesh.
2005 (vec_widen_umult_odd_v16qi): Rename from altivec_vmuloub.
2006 (vec_widen_smult_odd_v16qi): Rename from altivec_vmulosb.
2007 (vec_widen_umult_odd_v8hi): Rename from altivec_vmulouh.
2008 (vec_widen_smult_odd_v8hi): Rename from altivec_vmulosh.
2009 * config/rs6000/rs6000-builtin.def: Update pattern names to match.
2011 * config/i386/sse.md (vec_widen_umult_even_v8si): Rename from
2013 (vec_widen_umult_even_v4si): Rename from sse2_umulv2siv2di3.
2014 (vec_widen_smult_even_v8si): Rename from avx2_mulv4siv4di3.
2015 (mulv4si3): Remove XOP test shadowed by SSE4 test.
2016 * config/i386/i386.c (bdesc_args): Update pattern names.
2017 (ix86_expand_sse2_mulvxdi3): Likewise.
2018 (ix86_expand_mul_widen_evenodd): Likewise. Remove XOP test
2019 shadowed by SSE4 test.
2021 * tree.def (VEC_WIDEN_MULT_EVEN_EXPR, VEC_WIDEN_MULT_ODD_EXPR): New.
2022 * cfgexpand.c (expand_debug_expr): Handle them.
2023 * expr.c (expand_expr_real_2): Likewise.
2024 * fold-const.c (fold_binary_loc): Likewise.
2025 * gimple-pretty-print.c (dump_binary_rhs): Likewise.
2026 * optabs.c (optab_for_tree_code): Likewise.
2027 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
2028 * tree-inline.c (estimate_operator_cost): Likewise.
2029 * tree-pretty-print.c (dump_generic_node): Likewise.
2030 * tree.c (commutative_tree_code): Likewise.
2031 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
2032 Handle type change before looking up optab.
2033 * optabs.h (OTI_vec_widen_umult_even, OTI_vec_widen_umult_odd): New.
2034 (OTI_vec_widen_smult_even, OTI_vec_widen_smult_odd): New.
2035 (vec_widen_umult_even_optab, vec_widen_umult_odd_optab): New.
2036 (vec_widen_smult_even_optab, vec_widen_smult_odd_optab): New.
2037 * genopinit.c (optabs): Initialize them.
2038 * doc/md.texi: Document them.
2040 2012-07-10 Dehao Chen <dehao@google.com>
2042 * tree.h (phi_arg_d): New field.
2043 * tree-flow-inline.h (gimple_phi_arg_block): New function.
2044 (gimple_phi_arg_block_from_edge): New function.
2045 (gimple_phi_arg_set_block): New function.
2046 (gimple_phi_arg_has_block): New function.
2047 (redirect_edge_var_map_block): New function.
2048 * tree-flow.h (_edge_var_map): New field.
2049 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
2050 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
2051 redirect_edge_var_map_add.
2052 * tree-outof-ssa.c (_elim_graph): New field.
2053 (insert_partition_copy_on_edge): New parameter.
2054 (insert_value_copy_on_edge): New parameter.
2055 (insert_rtx_to_part_on_edge): New parameter.
2056 (insert_part_to_rtx_on_edge): New parameter.
2057 (elim_graph_add_edge): New parameter.
2058 (elim_graph_remove_succ_edge): New parameter.
2059 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
2060 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
2061 (new_elim_graph): Add block debug info.
2062 (clear_elim_graph): Likewise.
2063 (delete_elim_graph): Likewise.
2064 (elim_graph_add_node): Likewise.
2065 (elim_graph_add_edge): Likewise.
2066 (elim_graph_remove_succ_edge): Likewise.
2067 (eliminate_build): Likewise.
2068 (elim_forward): Likewise.
2069 (elim_unvisited_predecessor): Likewise.
2070 (elim_backward): Likewise.
2071 (elim_create): Likewise.
2072 (eliminate_phi): Likewise.
2073 (insert_backedge_copies): Likewise.
2074 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
2076 (rewrite_add_phi_arguments): Likewise.
2077 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
2078 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
2079 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
2080 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
2081 * tree-ssa-loop-manip.c (create_iv): Likewise.
2082 (add_exit_phis_edge): Likewise.
2083 (split_loop_exit_edge): Likewise.
2084 (copy_phi_node_args): Likewise.
2085 (tree_transform_and_unroll_loop): Likewise.
2086 * value-prof.c (gimple_ic): Likewise.
2087 (gimple_stringop_fixed_value): Likewise.
2088 * tree-tailcall.c (add_successor_phi_arg): Likewise.
2089 (eliminate_tail_call): Likewise.
2090 (create_tailcall_accumulator): Likewise.
2091 (tree_optimize_tail_calls_1): Likewise.
2092 * tree-phinodes.c (add_phi_arg): Likewise.
2093 (make_phi_node): Likewise.
2094 (resize_phi_node): Likewise.
2095 (remove_phi_arg_num): Likewise.
2096 * omp-low.c (expand_parallel_call): Likewise.
2097 (expand_omp_for_static_chunk): Likewise.
2098 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
2100 (slpeel_update_phi_nodes_for_guard1): Likewise.
2101 (slpeel_update_phi_nodes_for_guard2): Likewise.
2102 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2103 (set_prologue_iterations): Likewise.
2104 (slpeel_tree_peel_loop_to_edge): Likewise.
2105 (vect_loop_versioning): Likewise.
2106 * tree-parloops.c (create_phi_for_local_result): Likewise.
2107 (transform_to_exit_first_loop): Likewise.
2108 (create_parallel_loop): Likewise.
2109 * ipa-split.c (split_function): Likewise.
2110 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
2111 (vect_create_epilog_for_reduction): Likewise.
2112 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
2113 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
2114 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2115 (cond_if_else_store_replacement_1): Likewise.
2116 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
2117 (remove_forwarder_block_with_phi): Likewise.
2118 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
2119 * tree-predcom.c (initialize_root_vars): Likewise.
2120 (initialize_root_vars_lm): Likewise.
2121 * sese.c (sese_add_exit_phis_edge): Likewise.
2122 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2123 * tree-ssa.c (flush_pending_stmts): Likewise.
2124 (redirect_edge_var_map_add): Likewise.
2125 (ssa_redirect_edge): Likewise.
2126 * gimple-streamer-in.c (input_phi): Likewise.
2127 * tree-vect-stmts.c (vectorizable_load): Likewise.
2128 * tree-inline.c (copy_phis_for_bb): Likewise.
2129 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2130 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
2131 * tree-cfg.c (reinstall_phi_args): Likewise.
2132 (gimple_make_forwarder_block): Likewise.
2133 (add_phi_args_after_copy_edge): Likewise.
2134 (gimple_duplicate_sese_tail): Likewise.
2136 2012-07-09 Oleg Endo <olegendo@gcc.gnu.org>
2139 * config/sh/sh.c (sequence_insn_p): New function.
2140 (find_barrier, sh_insn_length_adjustment): Use it.
2142 2012-07-09 Iain Sandoe <iain@codesourcery.com>
2145 * config/i386/i386.c (ix86_fold_builtin): Call SUBTARGET_FOLD_BUILTIN
2147 * config/darwin.h: Rename TARGET_FOLD_BUILTIN to
2148 SUBTARGET_FOLD_BUILTIN.
2149 * config/rs6000/darwin.h: Map TARGET_FOLD_BUILTIN onto
2150 SUBTARGET_FOLD_BUILTIN.
2152 2012-07-09 Iain Sandoe <iain@codesourcery.com>
2154 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): Move NeXT
2155 runtime exceptions model setting from here ...
2156 * config/darwin.c (darwin_override_options): ... to here.
2158 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
2160 PR tree-optimization/53887
2161 * tree-cfg.c (group_case_labels_stmt): Make non-static.
2162 * tree-flow.h (group_case_labels_stmt): Add prototype.
2163 * tree-switch-conversion.c (process_switch): Use group_case_labels_stmt
2164 to pre-process every switch.
2166 2012-07-09 Jason Merrill <jason@redhat.com>
2169 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2170 (type_hash_eq): Likewise.
2172 2012-07-09 Tom de Vries <tom@codesourcery.com>
2173 Richard Guenther <rguenther@suse.de>
2175 * tree-ssa-ccp.c (optimize_unreachable): New function.
2176 (execute_fold_all_builtins): Use optimize_unreachable to optimize
2177 BUILT_IN_UNREACHABLE. Don't optimize after BUILT_IN_UNREACHABLE.
2179 2012-07-09 Richard Guenther <rguenther@suse.de>
2182 * graphite-optimize-isl.c: Make sure CU is not empty.
2184 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
2186 * gensupport.c (init_rtx_reader_args_cb): Start counting code
2187 generating patterns from 1 to free up 0 for CODE_FOR_nothing.
2188 * gencodes.c (main): Give CODE_FOR_nothing the value 0. Add
2189 the LAST_INSN_CODE marker at the end.
2190 * genoutput.c (nothing): New static struct data.
2191 (idata): Initialize to ¬hing.
2192 (idata_end): Initialize to ¬hing.next.
2193 (init_insn_for_nothing): New function to create dummy 'nothing' insn.
2195 * genpeep.c (insn_code_number): Remove global variable.
2196 (gen_peephole): Take it as an argument instead.
2197 (main): Take insn_code_number from read_md_rtx.
2198 * optabs.h: Revert r161809:
2199 (optab_handlers): Change type of insn_code back to insn_code.
2200 (optab_handler, widening_optab_handler, set_optab_handler,
2201 set_widening_optab_handler, convert_optab_handler,
2202 set_convert_optab_handler, direct_optab_handler,
2203 set_direct_optab_handler): Remove int casts.
2204 Revert to treating the insn_code field as "insn_code".
2206 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
2208 * config/sh/sh.md (*return_i): Move trap_exit attribute check to ...
2209 * config/sh/sh.c (sh_cfun_trap_exit_p): ... this new function.
2210 * config/sh/sh-protos.h: Declare it.
2212 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
2214 * mcf.c: Do not include tm.h, tree.h, and langhooks.h.
2215 (dump_fixup_graph): Use current_function_name.
2216 (adjust_cfg_counts): Likewise.
2217 * ira-conflicts.c: Do not include tree.h.
2218 (ira_build_conflicts): Use REG_USERVAR_P instead of DECL_ARTIFICIAL.
2220 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
2223 * config/sh/sh.md (*branch_true_eq, *branch_false_ne, nott): New insns.
2225 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
2227 * basic-block.h: Re-group most prototypes per file.
2228 (struct edge_list): Remove num_blocks field.
2229 (dump_bb_info): Adjust prototypes.
2230 (dump_reg_info): Move prototype to regs.h.
2231 * function.h: Do not include tree.h.
2232 Include vec.h, vecir.h, input.h and machmode.h to compensate.
2233 (function_name): New prototype.
2234 * gimple.h: Include tree.h to compensate for basic-block.h change.
2235 * langhooks.h: Note that tree.h is only necessary for enum tree_code.
2236 * regs.h (dump_reg_info): Prototype here.
2237 * regset.h: Adjust file reference in comment.
2238 (debug_regset): Remove prototype.
2239 * rtl.h: Include flags.h for flag_var_tracking_assignments.
2240 (MAY_HAVE_DEBUG_INSNS): Define as flag_var_tracking_assignments
2241 instead of no-longer-available tree.h's MAY_HAVE_DEBUG_STMTS.
2242 (dump_reg_info, dump_flow_info): Remove prototypes.
2243 * bb-reorder.c (set_edge_can_fallthru_flag): Move from cfganal.c
2244 to here, the only user. Make static.
2245 (reorder_basic_blocks): Call dump_reg_info before dump_flow_info.
2246 * cfg.c: Do not include tm.h, tree.h, rtl.h, hard-reg-set.h, regs.h,
2247 flags.h, function.h, except.h, diagnostic-core.h, tm_p.h, timevar.h,
2248 tree-pass.h, cfgloop.h, and tree-flow.h.
2249 Include basic-block.h, the first header I'd expect to be included.
2250 (reg_obstack): Move to df-core.c.
2251 (free_edge): Remove bogus ATTRIBUTE_UNUSED.
2252 (remove_edge_raw): Do not call tree-ssa's redirect_edge_var_map_clear.
2253 (redirect_edge_succ_nodup): Move to cfghooks.c.
2254 (dump_regset, debug_regset): Move to df-core.c.
2255 (dump_bb_info): Move to cfgrtl.c.
2256 (dump_reg_info): Move to regstat.c.
2257 (dump_flow_info): Move to cfgrtl.c.
2258 (debug_flow_info): Likewise.
2259 (dump_edge_info): Do not look at cfun, a CFG without cfun is nonsense.
2260 * cfganal.c: Do not include tm.h, rtl.h, obstack.h, hard-reg-set.h,
2261 insn-config.h, recog.h, diagnostic-core.h, tm_p.h, and cfgloop.h.
2262 (flow_active_insn_p, forwarder_block_p, can_fallthru,
2263 could_fall_through): Move to cfgrtl.c.
2264 (set_edge_can_fallthru_flag): Moved to bb-reorder.c.
2265 (create_edge_list): Do not set edge_list's removed num_blocks.
2266 (print_edge_list): Look at n_basic_blocks instead of num_blocks.
2267 (flow_nodes_print): Remove.
2268 (flow_edge_list_print): Remove.
2269 (inverted_post_order_compute): Use FOR_ALL_BB.
2270 * cfgrtl.c (dump_flow_info): Moved from cfg.c.
2271 Do not call dump_reg_info.
2272 (debug_flow_info): Moved from cfg.c
2273 (dump_bb_info): Moved from cfg.c. Take 'verbose' argument
2274 to avoid looking at TDF_* flags from tree-pass.h.
2275 (flow_active_insn_p, forwarder_block_p, can_fallthru,
2276 could_fall_through): Moved from cfganal.c.
2277 (print_rtl_with_bb): Adjust dump_bb_info calls.
2278 * cfghooks.c (redirect_edge_succ_nodup): Moved from cfg.c.
2279 (remove_edge): Call redirect_edge_var_map_clear if IR_GIMPLE.
2280 (cfgcleanup.c): Look at MAY_HAVE_DEBUG_INSNS, not MAY_HAVE_DEBUG_STMTS.
2281 * cselib.c: Include tree.h with a FIXME.
2282 * df-core.c (reg_obstack): Moved from cfg.c.
2283 (dump_regset): Likewise.
2284 (debug_regset): Likewise. Make a DEBUG_FUNCTION.
2285 * final.c (compute_alignments): Call dump_reg_info before
2287 * function.c (function_name): New function.
2288 (current_function_name): Use it.
2289 * ifcvt.c (rest_of_handle_if_conversion): Call dump_reg_info before
2291 * ira-conflicts.c: Include tree.h with a note.
2292 * regstat.c (dump_reg_info): Moved here from cfg.c.
2293 * loop-init.c: Include regs.h instead of hard-reg-set.h.
2294 (rtl_loop_init): Call dump_reg_info before dump_flow_info.
2295 (rtl_loop_done): Likewise.
2296 * mcf.c: Include tree.h before langhooks.h.
2297 * predict.c (maybe_hot_count_p): Assert we have cfun.
2298 (probably_never_executed_bb_p): Likewise.
2299 * profile.c (compute_branch_probabilities): Use gimple_dump_cfg
2300 instead of dump_flow_info.
2301 * sched-deps.c: Include tree.h with a FIXME.
2302 (call_may_noreturn_p): Add FIXME note why this function has to
2303 look at function decls instead of function decl flags.
2304 * sched-vis.c: Include tree.h with a FIXME.
2305 (print_rtl_slim): Adjust dump_bb_info uses.
2306 * statistics.c (statistics_fini_pass_2): Use current_function_name
2307 to avoid including tree.h.
2308 (statistics_counter_event): Use function_name for the same reason.
2309 (statistics_histogram_event): Likewise.
2310 * tracer.c (tracer): Remove bogus gcc_assert. Use brief_dump_cfg
2311 instead of dump_flow_info.
2312 * var-tracking.c (variable_tracking_main_1): Call dump_reg_info
2313 before dump_flow_info.
2314 * doc/cfg.texi: Update CFG documentation.
2315 * Makefile.in (RTL_H): Depend on FLAGS_H.
2316 (GIMPLE_H): Depend on TREE_H.
2317 (FUNCTION_H): Depend on VEC_H, vecir.h, INPUT_H and MACHMODE_H,
2318 but no longer on TREE_H.
2319 (C_COMMON_H): Depend on TREE_H.
2320 (cselib.o, cse.o, cfganal.o, loop-init.o, ira-conflicts.o,
2321 sched-deps.o, sched-vis.o): Fixup dependencies.
2323 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
2325 * alias.h: Do not include coretypes.h in header files.
2326 * cppbuiltin.h: Likewise.
2327 * double-int.h: Likewise.
2328 * gimple-fold.h: Likewise.
2329 * flags.h: Likewise.
2330 * tree-ssa-alias.h: Likewise.
2331 * gengtype.h (obstack_chunk_alloc, obstack_chunk_free,
2332 OBSTACK_CHUNK_SIZE): Define here to avoid dependency on coretypes.h.
2333 * Makefile.in (RTL_BASE_H): Depend on coretypes.h.
2335 (ALIAS_H): Do not depend on coretypes.h.
2336 (FLAGS_H): Likewise.
2337 (realmpfr.o): Depend on coretypes.h.
2339 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
2341 * Makefile.in (gengtype-lex.o, gengtype-parse.o, gengtype-state.o,
2342 gengtype.o): Add -DGENERATOR_FILE manually for host gengtype objects.
2344 2012-07-07 Richard Earnshaw <rearnsha@arm.com>
2346 * arm.h (TARGET_CPU_CPP_BUILTINS): Remove Maverick support.
2347 (TARGET_FPA): Delete definition.
2348 (TARGET_MAVERICK): Likewise.
2349 (TARGET_FPA_EMU2): Likewise.
2350 (arm_fp_model): Remove FPA and Maverick models.
2351 (arm_arch_cirrus): Delete declaration.
2352 (FLOAT_WORDS_BIG_ENDIAN): Delete definition.
2353 (FIXED_REGISTERS): Remove FPA and Maverick support. Reorganize.
2354 (CALL_USED_REGISTERS): Likewise.
2355 (FIRST_FPA_REGNUM, LAST_FPA_REGNUM): Delete definition.
2356 (FIRST_VFP_REGNUM): Renumbered.
2357 (D7_VFP_REGNUM): Chain definition.
2358 (LAST_LO_VFP_REGNUM): Likewise.
2359 (FIRST_HI_VFP_REGNUM): Likewise.
2360 (LAST_HI_VFP_REGNUM): Likewise.
2361 (FIRST_IWMMXT_GR_REGNUM): Likewise.
2362 (LAST_IWMMXT_GR_REGNUM): Likewise.
2363 (FIRST_IWMMXT_REGNUM): Likewise.
2364 (LAST_IWMMXT_REGNUM): Likewise.
2365 (FRAME_POINTER_REGNUM): Renumbered.
2366 (ARG_POINTER_REGNUM): Renumbered.
2367 (FIRST_PSEUDO_REGISTER): Remove FPA and Maverick registers.
2368 (FIRST_CIRRUS_FP_REGNUM, LAST_CIRRUS_FP_REGNUM): Delete definitions.
2369 (HARD_REGNO_REGNUM): Remove FPA support.
2370 (REG_ALLOC_ORDER): Remove FPA and Maverick registers. Reorganize.
2371 (reg_class): Likewise.
2372 (REG_CLASS_NAMES): Likewise.
2373 (REG_CLASS_CONTENTS): Likewise.
2374 (CANNOT_CHANGE_MODE_CLASS): Never true. Update comment.
2375 (SECONDARY_INPUT_RELOAD_CLASS): Remove Maverick support.
2376 (CLASS_MAX_NREGS): Remove FPA and Maverick support.
2377 * aout.h (REGISTER_NAMES): Remove FPA and Maverick registers.
2378 Reorganize. Use AAPCS preferred names.
2379 (ADDITIONAL_REGISTER_NAMES): Remove aliases for Maverick. Update
2381 (OVERLAPPING_REGISTER_NAMES): Update register numbering.
2382 * arm.c (FL_CIRRUS): Delete definition.
2383 (arm_arch_cirrus): Delete variable.
2384 (arm_float_words_big_endian): Delete function.
2385 (cirrus_memory_offset): Delete function.
2386 (output_mov_long_double_fpa_from_arm): Delete function.
2387 (output_mov_long_double_arm_from_fpa): Delete function.
2388 (output_mov_double_fpa_from_arm): Delete function.
2389 (output_mov_double_arm_from_fpa): Delete function.
2390 (emit_sfm): Delete function.
2391 (maybe_get_arm_condition_code): Update comment.
2392 (arm_file_start): Always use softvfp for softfloat systems.
2393 (thumb_core_reg_alloc_order): Adjust for updated register allocation.
2394 (arm_option_override): Remove FPA and Maverick support. Always
2395 default to vfp as the fallback FPU format.
2396 (use_return_insn): Remove FPA support.
2397 (arm_get_frame_offsets): Likewise.
2398 (arm_save_coproc_regs): Likewise.
2399 (arm_canonicalize_comparison): Remove Maverick support.
2400 (arm_select_cc_mode): Likewise.
2401 (arm_gen_compare_reg): Likewise.
2402 (arm_print_operand): Likewise.
2403 (arm_libcall_value_1): Remove FPA and Maverick support.
2404 (arm_function_value_regno_p): Likewise.
2405 (arm_apply_result_size): Likewise.
2406 (arm_legitimate_index_p): Likewise.
2407 (thumb2_legitimate_index_p): Likewise.
2408 (legitimize_reload_address): Likewise.
2409 (arm_register_move_cost): Likewise.
2410 (arm_hard_regno_mode_ok): Likewise.
2411 (arm_regno_class): Likewise.
2412 (arm_dbx_register_number): Likewise.
2413 (arm_emit_unwind_sequence): Likewise.
2414 (arm_conditional_register_usage): Likewise.
2415 * arm-protos.h (neg_const_double_rtx_ok_for_fpa): Remove declaration.
2416 (cirrus_memory_offset): Likewise.
2417 (output_move_long_double_fpa_from_arm): Likewise.
2418 (output_move_long_double_arm_from_fpa): Likewise.
2419 (output_move_double_fpa_from_arm): Likewise.
2420 (output_move_double_arm_from_fpa): Likewise.
2421 (arm_float_words_big_endian): Likewise.
2422 * arm.md (CC_REGNUM): Renumbered.
2423 (VFPCC_REGNUM): Moved here. Renumbered.
2424 (FPA_F0_REGNUM, FPA_F7_REGNUM): Delete.
2425 (attr fpu): Remove FPA and Maverick support.
2426 * vfp.md (VFPCC_REGNUM): Delete. Moved to arm.md.
2427 * arm-cores.def (ep9312): Remove Maverick support.
2428 * arm-arches.def (ep9312): Delete architecture.
2429 * arm-tables.opt: Regenerated.
2431 * arm/linux-elf.h (FPUTYPE_DEFAULT): Set to vfp.
2433 2012-07-07 Steven Bosscher <steven@gcc.gnu.org>
2435 PR tree-optimization/53881
2436 * tree-switch-conversion.c (emit_case_bit_tests): Do not rely on
2437 comparing labels to establish uniqueness of a switch case target,
2438 use the CFG instead.
2440 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2442 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2443 due to negative shift amount.
2445 2012-07-07 Hans-Peter Nilsson <hp@axis.com>
2447 Fix configure test for "stack protector support in target C library".
2448 * configure.ac (test_prefix, test_exec_prefix): Move setting from
2449 inside sysroot handling to before and outside it.
2450 * configure: Regenerate.
2452 2012-07-06 Kai Tietz <ktietz@redhat.com>
2455 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2456 as "/mingw/include".
2458 2012-07-06 Alexandre Oliva <aoliva@redhat.com>
2461 * var-tracking.c (vt_add_function_parameter): Convert
2462 internal_arg_pointer into arg_pointer-based address even
2465 2012-07-06 Alexandre Oilva <aoliva@redhat.com>
2467 PR rtl-optimization/53827
2470 * alias.c (memrefs_conflict_p): Adjust offset and size by the
2471 same amount for alignment ANDs.
2473 2012-07-06 Tom de Vries <tom@codesourcery.com>
2475 PR tree-optimization/51879
2476 * tree-ssa-sccvn.c (copy_reference_ops_from_call)
2477 (visit_reference_op_call): Handle case that lhs is not an SSA_NAME.
2478 (visit_use): Also call visit_reference_op_call for calls with a vdef.
2480 2012-07-06 Tom de Vries <tom@codesourcery.com>
2482 PR tree-optimization/52009
2483 * tree-ssa-tail-merge.c (gimple_equal_p): For GIMPLE_ASSIGN, compare
2484 value numbers of gimple_vdef.
2485 * tree-ssa-sccvn.h (vn_reference_insert): Add vdef parameter to
2487 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle MODIFY_EXPR.
2488 (vn_reference_insert): Add and handle vdef parameter.
2489 (visit_reference_op_load): Add argument to vn_reference_insert call.
2490 (visit_reference_op_store): Find value number of vdef of store. Insert
2491 value number of vdef of store.
2493 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2495 * config/i386/i386.md (simple lea to add peephole): Also transform
2496 RTXes where second PLUS operand matches output.
2498 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2500 * config/i386/i386.c (construct_plt_address): Make static.
2501 * config/i386/i386-protos.h (construct_plt_address): Remove.
2503 2012-07-06 Nick Clifton <nickc@redhat.com>
2505 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2506 default_encode_section_info.
2508 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2511 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2512 emit PIC sequence for fnaddr symbol reference in advance.
2514 2012-07-06 Eric Botcazou <ebotcazou@adacore.com>
2517 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
2519 * dwarf2out.c (function_possibly_abstracted_p): New static function.
2520 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
2521 cgraph_function_possibly_inlined_p.
2522 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
2523 (process_scope_var): Do not emit concrete instances of abstracted
2524 nested functions from here.
2525 (gen_decl_die): Emit the abstract instance if the function is possibly
2526 abstracted and not only possibly inlined.
2527 (dwarf2out_finish): Find the first non-abstract parent instance and
2528 attach concrete instances on the limbo list to it.
2530 2012-07-05 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2531 Julian Brown <julian@codesourcery.com>
2535 * config/arm/neon-gen.ml (return_by_ptr): Delete.
2536 (print_function): Handle empty strings.
2537 (return): Delete use of return_by_ptr.
2538 (mask_shape_for_shuffle): New function.
2539 (mask_elems): Likewise.
2540 (shuffle_fn): Likewise.
2541 (params): Simplify and remove use of return_by_ptr.
2542 (get_shuffle): New function.
2543 (print_variant): Update.
2544 * config/arm/neon.ml (rev_elems): New function.
2545 (permute_range): Likewise.
2546 (zip_range): Likewise.
2547 (uzip_range): Likewise.
2548 (trn_range): Likewise.
2549 (zip_elems): Likewise.
2550 (uzip_elems): Likewise.
2551 (trn_elems): Likewise.
2552 (features): New enumeration Use_shuffle. Delete ReturnPtr.
2555 (ops): Update entries for Vrev64, Vrev32, Vrev16, Vtr, Vzip, Vuzp.
2556 * config/arm/arm_neon.h: Regenerate.
2558 2012-07-05 Richard Guenther <rguenther@suse.de>
2560 * tree-pretty-print.c (dump_generic_node): Properly test
2561 the result of exact_log2.
2563 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2565 * config/s390/s390-protos.h (s390_expand_movmem)
2566 (s390_expand_cmpmem): Add return value.
2567 * config/s390/s390.c (s390_expand_movmem, s390_expand_cmpmem):
2568 Return FALSE to use the library function in some cases.
2569 * config/s390/s390.md (movmem, cmpmem): Evaluate return value of C
2572 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2574 * config.gcc: Enable ifunc attribute by default on s390 and s390x.
2576 2012-07-05 Steven Bosscher <steven@gcc.gnu.org>
2578 * expr.c (try_casesi): Remove bogus ATTRIBUTE_UNUSED markers.
2579 * stmt.c (dump_case_nodes): New.
2580 (expand_case): Split out code generation parts into new functions.
2581 (expand_switch_as_decision_tree_p): Split out from expand_case.
2582 (emit_case_decision_tree): Likewise.
2583 (emit_case_dispatch_table): Likewise.
2585 2012-07-05 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2587 * config/arm/iterators.md (SDF): New mode iterator.
2588 (V_if_elem): Add support for SF and DF modes.
2590 (F_constraint): New mode iterator attribute.
2591 (F_fma_type): Likewise.
2592 config/arm/vfp.md (fma<SDF:mode>4): New pattern.
2593 (*fmsub<SDF:mode>4): Likewise.
2594 (*fmnsub<SDF:mode>4): Likewise.
2595 (*fmnadd<SDF:mode>4): Likewise.
2597 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2599 * expmed.c (expand_mult): Initialize coeff and is_neg.
2601 2012-07-04 Oleg Endo <olegendo@gcc.gnu.org>
2603 * config/sh/predicates.md (zero_extend_operand): New predicate.
2604 * config/sh/sh.md (zero_extendhisi2): Simplify by using new
2605 zero_extend_operand predicate.
2606 (zero_extendqisi2): Likewise.
2608 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2611 * ipa.c (symtab_remove_unreachable_nodes): Partially revert r187375
2612 to not call cgraph_propagate_frequency if something was changed.
2614 2012-07-04 Richard Guenther <rguenther@suse.de>
2617 * gimple-fold.c (get_base_constructor): Do not return an
2618 error_mark_node DECL_INITIAL.
2620 2012-07-04 Richard Guenther <rguenther@suse.de>
2622 PR tree-optimization/53844
2623 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
2624 the loop virtual PHI.
2626 2012-07-04 Richard Guenther <rguenther@suse.de>
2628 PR tree-optimization/53849
2629 * tree-cfg.c (move_stmt_op): Only call add_referenced_var
2630 for duplicated locals. Use add_referenced_var_1 to avoid
2631 pushing/popping cfun.
2633 2012-07-04 Kai Tietz <ktietz@redhat.com>
2635 * config/i386/winnt.c (i386_pe_reloc_rw_mask): New function.
2636 * config/i386/i386-protos.h (i386_pe_reloc_rw_mask): Add
2638 * config/i386/cygming.h (TARGET_ASM_RELOC_RW_MASK): Define
2639 as i386_pe_reloc_rw_mask.
2641 2012-07-04 Richard Guenther <rguenther@suse.de>
2643 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2644 as in free_lang_data_in_type.
2646 2012-07-04 Tobias Grosser <tobias@grosser.es>
2647 Michael Matz <matz@suse.de>
2649 * Makefile.in (OBJS): Add graphite-optimize-isl.o.
2650 (graphite-optimize-isl.o): Add dependencies.
2651 * common.opt (floop-nest-optimize): New flag.
2652 * doc/invoke.texi (floop-nest-optimize): Document.
2653 * graphite-dependences.c (compute_deps): Export.
2654 * graphite-poly.h (compute_deps): Declare.
2655 * graphite-optimize-isl.c: New file.
2656 * graphite-poly.c (apply_poly_transforms): Run the loop
2658 * tree-ssa-loop.c (gate_graphite_transforms): Enable graphite
2659 if -floop-nest-optimize is enabled.
2661 2012-07-03 Oleg Endo <olegendo@gcc.gnu.org>
2663 * config/sh/predicates.md (logical_and_operand): New predicate.
2664 * config/sh/constraints.md (Jmb, Jmw): New constraints.
2665 * config/sh/sh.md (andsi3): Move expander above insns. Add handling
2666 of 0xFFFF constant. Use logical_and_operand predicate and
2667 satisfies_constraint_Jmb, satisfies_constraint_Jmw.
2668 (*andsi3_compact): Make it an insn_and_split. Use
2669 logical_and_operand predicate. Add Jmb,Jmw alternatives.
2671 2012-07-03 Jason Merrill <jason@redhat.com>
2674 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2676 2012-07-03 Nick Clifton <nickc@redhat.com>
2678 * config/mep/mep.c (mep_reorg_regmove): Use
2679 next_nonnote_non_debug_insn to advance to the next insn. Do not
2680 expect delete_insn to return an rtx.
2682 2012-07-03 Richard Guenther <rguenther@suse.de>
2684 * doc/install.texi (CLooG): Clarify how CLooG needs to be
2685 configured and that it needs to be built against ISL 0.10.
2687 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2689 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2690 code model string in the error message.
2692 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2695 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2696 sibcall_insn_operand. Move it to a temporary register if not.
2698 2012-07-03 Andreas Schwab <schwab@linux-m68k.org>
2701 * config/m68k/m68k.c (m68k_option_override): Reset stack_limit_rtx
2704 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2706 * config/i386/xmmintrin.h (_mm_sfence): Use __builtin_ia32_pause.
2708 2012-07-03 Roland McGrath <mcgrathr@google.com>
2710 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): Also require that the
2711 assembler accept 'rep bsf ...', 'rep bsr ...', 'rep ret' and 'rep nop'.
2712 * configure: Regenerated.
2713 * config/i386/i386.md (simple_return_internal_long): Use %;
2714 (ctz<mode>2): Likewise.
2717 2012-07-02 Oleg Endo <olegendo@gcc.gnu.org>
2720 * config/sh/predicates.md (t_reg_operand, negt_reg_operand): New
2722 * config/sh/sh-protos.h (get_t_reg_rtx): New prototype.
2723 * config/sh/sh.c (get_t_reg_rtx): New function. Use it when invoking
2724 gen_branch_true and gen_branch_false.
2725 * config/sh/sh.md: Use get_t_reg_rtx when invoking gen_branch_true and
2727 (branch_true, branch_false): Use t_reg_operand predicate.
2728 (*branch_true, *branch_false): Delete.
2729 (movt): Use t_reg_operand predicate.
2730 (*negnegt): Use negt_reg_operand predicate and fold little and big
2732 (*movtt): Use t_reg_operand and fold little and big endian variants.
2735 2012-07-02 Steven Bosscher <steven@gcc.gnu.org>
2737 * stmt.c (emit_case_bit_tests): Remove.
2738 (expand_case): Remove expand_switch_using_bit_tests_p code.
2739 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): New.
2740 (MAX_CASE_BIT_TESTS): Moved from stmt.c to here.
2741 (lshift_cheap_p): Likewise.
2742 (expand_switch_using_bit_tests_p): Likewise.
2743 (struct case_bit_test): Likewise.
2744 (case_bit_test_cmp): Likewise.
2745 (emit_case_bit_tests): New implementation for GIMPLE.
2746 (gen_inbound_check): Do not release post-dominator info here.
2747 (process_switch): Reorder code. Expand as bit tests if it
2749 (do_switchconv): Release post-dominator info here if something changed.
2750 (struct gimple_opt_pass): Verify more.
2751 * tree.h (expand_switch_using_bit_tests_p): Remove prototype.
2753 2012-07-02 Martin Jambor <mjambor@suse.cz>
2756 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2757 dynamic type change check.
2759 2012-07-02 Richard Guenther <rguenther@suse.de>
2760 Michael Matz <matz@suse.de>
2761 Tobias Grosser <tobias@grosser.es>
2762 Sebastian Pop <sebpop@gmail.com>
2764 * Makefile.in: Remove PPL flags in favor of ISL ones.
2765 (BACKENDLIBS): Remove PPL libs.
2766 (INCLUDES): Remove PPL includes in favor of ISL ones.
2767 (graphite-clast-to-gimple.o): Remove graphite-dependences.h and
2768 graphite-cloog-compat.h dependencies.
2769 (graphite-dependences.o): Likewise.
2770 (graphite-poly.o): Likewise.
2771 * configure.ac: Declare ISL vars instead of PPL ones.
2772 * configure: Regenerated.
2773 * doc/install.texi: Replace PPL requirement documentation with ISL one.
2774 * graphite-blocking.c: Remove PPL code, add ISL equivalent.
2775 * graphite-clast-to-gimple.c: Likewise.
2776 * graphite-dependences.c: Likewise.
2777 * graphite-interchange.c: Likewise.
2778 * graphite-poly.h: Likewise.
2779 * graphite-poly.c: Likewise.
2780 * graphite-sese-to-poly.c: Likewise.
2781 * graphite.c: Likewise.
2782 * graphite-scop-detection.c: Re-arrange includes.
2783 * graphite-cloog-util.c: Remove.
2784 * graphite-cloog-util.h: Likewise.
2785 * graphite-ppl.h: Likewise.
2786 * graphite-ppl.c: Likewise.
2787 * graphite-dependences.h: Likewise.
2789 2012-07-02 Richard Guenther <rguenther@suse.de>
2791 Merge from graphite branch
2792 2011-07-21 Tobias Grosser <tobias@grosser.es>
2794 * Makefile.in (graphite-clast-to-gimple.o, graphite-cloog-util.o):
2795 Remove graphite-cloog-util.h.
2796 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop,
2797 build_iv_mapping, translate_clast_user, translate_clast,
2798 free_scattering, initialize_cloog_names, build_cloog_prog,
2799 create_params_index): Do not use old compatibility functions.
2800 (clast_name_to_index, set_cloog_options): Remove code for legacy cloog.
2801 * graphite-cloog-util.c (openscop_print_cloog_matrix): Do not use old
2802 compatibility functions.
2803 (new_Cloog_Scattering_from_ppl_Polyhedron): Remove code for legacy
2805 * graphite-cloog-util.h: Remove include of graphite-cloog-util.h.
2806 * graphite.c (graphite.c): Do not call outdated cloog_initialize() and
2808 * graphite-cloog-compat.h: Remove.
2810 2011-08-09 Tobias Grosser <tobias@grosser.es>
2812 * graphite-clast-to-gimple.c (new_clast_name_index): Store a copy
2813 of the string, no just a reference.
2814 (clast_name_index): Add a new field, that specifies if we need to free
2816 (free_clast_name_index): If necessary, free the name string.
2817 (clast_name_index_elt_info): Calculate the hash based on the string
2818 content, not the memory location it is stored in.
2819 (clast_name_to_level): Specify that we do not need to free the name.
2820 (clast_name_to_index): Dito.
2821 (clast_name_to_lb_ub): Dito.
2822 (eq_clast_name_indexes): Compare the strings, not their base pointers.
2823 (free_scattering): Removed.
2824 (initialize_cloog_names): Renamed to add_names_to_union_domain().
2825 (add_names_to_union_domain): Changed to work on a union_domain,
2826 instead of a CloogNames structure.
2827 (build_cloog_prog): Removed.
2828 (build_cloog_union_domain): New.
2829 (generate_cloog_input): New.
2830 (scop_to_clast): Use CloogInput instead of CloogProgram.
2831 (print_generated_program): Adapt to new scop_to_clast() and do not
2832 print the CloogProgram any more.
2833 (create_params_index): Removed, functionality integrated in
2834 add_names_to_union_domain().
2835 (gloog): Adapt to new scop_to_clast().
2836 * graphite-clast-to-gimple.h (scop_to_clast): Remove.
2838 2012-01-11 Tobias Grosser <tobias@grosser.es>
2840 * graphite-clast-to-gimple.c (clast_name_to_index,
2841 clast_name_to_lb_ub, clast_name_to_gcc): Change types.
2842 (clast_to_gcc_expression): Add clast_expr_name as a new
2843 case. Do not assume a clast_expr_term points always to a
2845 (type_for_clast_term): Do not assume a clast_expr_term points always to
2847 (type_for_clast_name): New.
2848 (type_for_clast_expr): Add clast_expr_name as a new case.
2850 2011-08-03 Sebastian Pop <sebpop@gmail.com>
2852 * graphite-cloog-util.c (new_Cloog_Domain_from_ppl_Polyhedron,
2853 new_Cloog_Scattering_from_ppl_Polyhedron,
2854 new_Cloog_Domain_from_ppl_Pointset_Powerset): Remove ATTRIBUTE_UNUSED.
2856 2012-07-02 Jakub Jelinek <jakub@redhat.com>
2858 PR tree-optimization/53645
2859 * tree-vect-generic.c (expand_vector_divmod): Use TYPE_MODE (type)
2860 instead of TYPE_MODE (wider_type) as can_vec_perm_p argument.
2862 2012-07-01 Wei Guozhi <carrot@google.com>
2865 * config/arm/arm-protos.h (const_ok_for_dimode_op): New prototype.
2866 * config/arm/arm.c (const_ok_for_dimode_op): New function.
2867 * config/arm/constraints.md (Dd): New constraint.
2868 * config/arm/predicates.md (arm_adddi_operand): New predicate.
2869 * config/arm/arm.md (adddi3): Extend it to handle constants.
2870 (arm_adddi3): Likewise.
2871 (addsi3_carryin_<optab>): Extend it to handle sbc case.
2872 (addsi3_carryin_alt2_<optab>): Likewise.
2873 * config/arm/neon.md (adddi3_neon): Extend it to handle constants.
2875 2012-06-30 Nathan Sidwell <nathan@acm.org>
2877 * coverage.c (bbg_file_stamp): New.
2878 (read_counts_file): Merge incoming stamp with bbg_file_stamp.
2879 (build_info): Write bbg_file_stamp.
2880 (coverage_init): Initialize bbg_file_stamp. Read counts file
2881 before writing graph header.
2882 (coverage_finish): Don't unlink the data file if we can generate a
2884 * tree.h (crc32_unsigned): Declare.
2885 * tree.c (crc32_unsigned_bits): New, broken out of ...
2886 (crc32_byte): ... here. Use it.
2887 (crc32_unsigned): New.
2889 2012-06-29 Cary Coutant <ccoutant@google.com>
2891 * dwarf2out.c (add_pubname_string): Don't check for want_pubnames.
2892 (gen_subprogram_die): Don't add pubname if want_pubnames is false.
2893 (gen_variable_die): Likewise.
2894 (gen_namespace_die): Likewise.
2896 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2898 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2899 last statement of the finally block onto the switch.
2901 2012-06-29 H.J. Lu <hongjiu.lu@intel.com>
2904 * config/i386/gnu-user64.h (WCHAR_TYPE): Use "int" only for
2907 2012-06-29 Sterling Augustine <saugustine@google.com>
2909 * dwarf2out.c (add_pubname): Add comment.
2910 (add_pubtype): Fix indentation.
2911 (gen_enumeration_type_die): Likewise.
2913 2012-06-29 Jakub Jelinek <jakub@redhat.com>
2915 * tree-vect-generic.c (expand_vector_divmod): For even/odd
2916 widening multiply, put even always as first argument to VEC_PERM_EXPR.
2918 2012-06-29 Richard Henderson <rth@redhat.com>
2920 * tree-vect-generic.c: Include target.h.
2921 (expand_vector_divmod): Use builtin_mul_widen_even/odd if supported.
2922 * Makefile.in (tree-vect-generic.o): Update.
2924 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
2926 * configure.ac: Remove special gtfiles case for C.
2927 * configure: Regenerate.
2928 * Makefile.in: Remove C front-end hooks and build hooks that
2929 will be picked up from c/Make-lang.in now.
2930 Add tree-mudflap to C_COMMON_OBJS.
2931 * gengtype.c (files_rules): Adjust gt-files for c/c-decl.c.
2932 * config/vms/vms.c: Look for c-tree.h in c/.
2933 * doc/gty.texi: Remove reference to c-config-lang.in.
2934 * doc/sourcebuild.texi: Document the c/ subdirectory.
2936 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
2938 * system.h (CASE_USE_BIT_TESTS): Poison.
2939 * stmt.c (CASE_USE_BIT_TESTS): Fold away into its only user ...
2940 (expand_switch_using_bit_tests_p): ...here.
2941 * doc/tm.texi.in (CASE_USE_BIT_TESTS): Remove documentation.
2942 * doc/tm.texi (CASE_USE_BIT_TESTS): Regenerate.
2944 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
2946 * system.h (IFCVT_EXTRA_FIELDS): Poison.
2947 (IFCVT_INIT_EXTRA_FIELDS): Poison.
2948 * basic-block.h (struct ce_if_block): Remove IFCVT_EXTRA_FIELDS.
2949 * ifcvt.c (find_if_header): Use IFCVT_MACHDEP_INIT instead of
2950 IFCVT_INIT_EXTRA_FIELDS.
2951 * gengtype-parse.c (struct_field_seq): Remove obsolete comment.
2952 * config/frv/frv.h (IFCVT_INIT_EXTRA_FIELDS): Rename to
2954 * config/frv/frv.c (frv_ifcvt_init_extra_fields): Rename to
2955 frv_ifcvt_machdep_init.
2956 * doc/tm.texi.in (IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS):
2957 Remove documentation.
2958 (IFCVT_MACHDEP_INIT): Document.
2959 * doc/tm.texi: Regenerate.
2961 2012-06-29 Nick Clifton <nickc@redhat.com>
2963 * config/lm32/lm32.c (lm32_compute_frame_size): Fix typo.
2965 2012-06-29 Jakub Jelinek <jakub@redhat.com>
2967 * tree-vect-stmts.c (vectorizable_operation): Check both
2968 VEC_WIDEN_MULT_LO_EXPR and VEC_WIDEN_MULT_HI_EXPR optabs.
2969 Verify that operand[0]'s mode is TYPE_MODE (wide_vectype).
2971 2012-06-28 Richard Henderson <rth@redhat.com>
2973 * doc/generic.texi (MULT_HIGHPART_EXPR): Document it.
2975 2012-06-28 Jakub Jelinek <jakub@redhat.com>
2977 PR tree-optimization/51581
2978 * tree-vect-stmts.c (permute_vec_elements): Add forward decl.
2979 (vectorizable_operation): Handle vectorization of MULT_HIGHPART_EXPR
2980 also using VEC_WIDEN_MULT_*_EXPR or builtin_mul_widen_* plus
2981 VEC_PERM_EXPR if vector MULT_HIGHPART_EXPR isn't supported.
2982 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use
2983 MULT_HIGHPART_EXPR instead of VEC_WIDEN_MULT_*_EXPR and shifts.
2985 PR tree-optimization/53645
2986 * tree-vect-generic.c (expand_vector_divmod): Use MULT_HIGHPART_EXPR
2987 instead of VEC_WIDEN_MULT_{HI,LO}_EXPR followed by VEC_PERM_EXPR
2990 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2993 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2994 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2995 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2996 avr_hard_regno_call_part_clobbered.
2998 2012-06-28 Richard Guenther <rguenther@suse.de>
3001 * expr.c (expand_expr_real_1): Verify if the type is complete
3002 before inspecting its size.
3004 2012-06-28 Andreas Schwab <schwab@linux-m68k.org>
3006 * doc/include/gpl.texi: Remove.
3007 * doc/sourcebuild.texi (Texinfo Manuals): Don't mention gpl.texi.
3009 2012-06-28 Jakub Jelinek <jakub@redhat.com>
3011 PR tree-optimization/53645
3012 * tree-vect-generic.c (add_rshift): New function.
3013 (expand_vector_divmod): New function.
3014 (expand_vector_operation): Use it for vector integer
3015 TRUNC_{DIV,MOD}_EXPR by VECTOR_CST.
3016 * tree-vect-patterns.c (vect_recog_divmod_pattern): Replace
3017 unused lguup variable with dummy_int.
3019 2012-06-28 OLivier Hainque <hainque@adacore.com>
3021 * expr.c (convert_move): Latch mem integer inputs into a
3022 register before expanding a multi-instructions sequence.
3024 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
3025 Uros Bizjak <ubizjak@gmail.com>
3026 Jakub Jelinek <jakub@redhat.com>
3030 * var-tracking.c (vt_emit_notes): Release loc_exp_dep_pool...
3031 (vt_finalize): ... here instead, if needed.
3033 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
3038 * dce.c (word_dce_process_block): Check whether inserting debug
3039 temps are needed even for needed insns.
3040 (dce_process_block): Likewise.
3041 * df-problems.c (dead_debug_add): Add comment about multi-regs.
3042 (dead_debug_insert_temp): Likewise. Don't subreg when we're
3043 setting fewer regs than a multi-reg requires.
3045 2012-06-27 Richard Henderson <rth@redhat.com>
3047 * config/alpha/alpha.c (alpha_dimode_u): New.
3048 (alpha_init_builtins): Initialize it, and use it.
3049 (alpha_fold_builtin_cmpbge): Use alpha_dimode_u.
3050 (alpha_fold_builtin_zapnot, alpha_fold_builtin_insxx): Likewise.
3051 (alpha_fold_vector_minmax, alpha_fold_builtin_perr): Likewise.
3052 (alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb): Likewise.
3053 (alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw): Likewise.
3054 (alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz): Likewise.
3055 (alpha_fold_builtin_ctpop): Likewise.
3056 (alpha_fold_builtin_umulh): Remove.
3057 (alpha_fold_builtin): Use MULT_HIGHPART_EXPR for UMULH; fix
3058 typo in MAX_ARGS check.
3060 2012-06-27 Richard Henderson <rth@redhat.com>
3062 * tree.def (MULT_HIGHPART_EXPR): New.
3063 * cfgexpand.c (expand_debug_expr): Ignore it.
3064 * expr.c (expand_expr_real_2): Handle it.
3065 * fold-const.c (int_const_binop_1): Likewise.
3066 * optabs.c (optab_for_tree_code): Likewise.
3067 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
3068 * tree-inline.c (estimate_operator_cost): Likewise.
3069 * tree-pretty-print.c (dump_generic_node): Likewise.
3070 (op_code_prio, op_symbol_code): Likewise.
3071 * tree.c (commutative_tree_code): Likewise. Also handle
3072 WIDEN_MULT_EXPR, VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR.
3074 2012-06-27 Richard Henderson <rth@redhat.com>
3077 * config/i386/i386.c (ix86_rtx_costs): Fix typo vs UNITS_PER_WORD
3078 in 2012-06-23 change. Adjust two other DImode tests as well.
3080 2012-06-27 Nick Clifton <nickc@redhat.com>
3082 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
3085 2012-06-27 Richard Guenther <rguenther@suse.de>
3088 * tree-chrec.c (chrec_convert_1): Represent truncation to
3089 a type with undefined overflow as truncation to an unsigned
3090 type converted to the type with undefined overflow.
3091 * tree-scalar-evolution.c (interpret_rhs_expr): For computing
3092 the scalar evolution of a truncated widened operation avoid
3093 looking at the non-existing evolution of the widened operation
3096 2012-06-27 Richard Guenther <rguenther@suse.de>
3098 PR tree-optimization/53774
3099 * tree-ssa-reassoc.c (get_rank): All default defs have
3101 (init_reassoc): Precompute rank for all SSA default defs.
3103 2012-06-27 Nick Clifton <nickc@redhat.com>
3105 * config/rx/rx.md (simple_return): Use the simple_return rtx.
3107 2012-06-26 Richard Henderson <rth@redhat.com>
3109 * config/i386/i386.c (ix86_rtx_costs): Use standard_sse_constant_p
3110 and don't fall thru from standard_80387_constant_p to the memory
3113 2012-06-26 Richard Henderson <rth@redhat.com>
3115 * config/i386/i386.c (bdesc_args): Update. Change
3116 IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI to OPTION_MASK_ISA_SSE2.
3117 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): New.
3118 (ix86_builtin_mul_widen_even): Use it.
3119 (ix86_builtin_mul_widen_odd): Relax SMUL_ODD from sse4 to sse2.
3120 (ix86_expand_mul_widen_evenodd): Handle signed for sse2.
3121 * config/i386/sse.md (vec_widen_<s>mult_hi_<V124_AVX2>): Allow
3123 (vec_widen_<s>mult_lo_<V124_AVX2>): Likewise.
3124 (vec_widen_<s>mult_odd_<VI4_AVX2>): Likewise. Relax from V124_AVX2.
3125 (vec_widen_smult_even_v4si): New.
3127 2012-06-26 Richard Henderson <rth@redhat.com>
3129 * config/i386/sse.md (mul<VI8_AVX2>3): Change from insn_and_split
3130 to expander; move guts to ...
3131 * config/i386/i386.c (ix86_expand_sse2_mulvxdi3): ... here. Add
3132 highparts before shifting up.
3133 * config/i386/i386-protos.h: Update.
3135 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
3137 * system.h (USE_COMMON_FOR_ONE_ONLY): Poison.
3138 * defaults.h (USE_COMMON_FOR_ONE_ONLY): Do not provide default.
3139 * config/darwin.h (USE_COMMON_FOR_ONE_ONLY): Do not define.
3141 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
3143 * var-tracking.c (vt_add_function_parameter): Use a preserved
3144 VALUE for the MEM address of an incoming parameter.
3146 2012-06-26 Sterling Augustine <saugustine@google.com>
3148 * dwarf2out.c (output_pubnames): Add check for DW_TAG_enumerator.
3149 (prune_unused_types): Likewise.
3151 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
3153 * system.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
3154 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Poison.
3155 * vmsdbgout.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
3156 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Rename to
3157 VMS_UNALIGNED_SHORT_ASM_OP, VMS_UNALIGNED_INT_ASM_OP,
3158 VMS_UNALIGNED_LONG_ASM_OP, and VMS_UNALIGNED_DOUBLE_INT_ASM_OP.
3159 * config/microblaze/microblaze.h (UNALIGNED_SHORT_ASM_OP,
3160 UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Do not define.
3161 * doc/tm.texi.in: Remove UNALIGNED_INT_ASM_OP reference from the
3163 * doc/tm.texi: Regenerate.
3164 * doc/cpp.texi: Make example for #error generic.
3165 * config/frv/frv.h: Fix example text to match tm.texi.
3167 2012-06-26 Bill Schmidt <wschmidt@linux.ibm.com>
3169 * tree-pass.h (pass_strength_reduction): New decl.
3170 * tree-ssa-loop-ivopts.c (initialize_costs): Make non-static.
3171 (finalize_costs): Likewise.
3172 * timevar.def (TV_TREE_SLSR): New timevar.
3173 * gimple-ssa-strength-reduction.c: New.
3174 * tree-flow.h (initialize_costs): New decl.
3175 (finalize_costs): Likewise.
3176 * Makefile.in (tree-ssa-strength-reduction.o): New dependencies.
3177 * passes.c (init_optimization_passes): Add pass_strength_reduction.
3179 2012-06-26 Matt Turner <mattst88@gmail.com>
3181 * doc/extend.texi (__builtin_arm_tinsrb): Add missing second parameter.
3182 (__builtin_arm_tinsrh): Likewise.
3183 (__builtin_arm_tinsrw): Likewise.
3184 (__builtin_arm_wsadb): Add missing v2si parameter.
3185 (__builtin_arm_wsadh): Likewise.
3186 (__builtin_arm_getwcx): Delete.
3187 (__builtin_arm_setwcx): Delete.
3188 (__builtin_arm_getwcgr0): Add.
3189 (__builtin_arm_getwcgr1): Add.
3190 (__builtin_arm_getwcgr2): Add.
3191 (__builtin_arm_getwcgr3): Add.
3192 (__builtin_arm_setwcgr0): Add.
3193 (__builtin_arm_setwcgr1): Add.
3194 (__builtin_arm_setwcgr2): Add.
3195 (__builtin_arm_setwcgr3): Add.
3197 2012-06-26 Richard Guenther <rguenther@suse.de>
3200 2012-06-21 Richard Guenther <rguenther@suse.de>
3202 * tree-inline.c (estimate_num_insns): Estimate call cost for
3205 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
3208 * doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
3209 * doc/tm.texi: Regenerate.
3211 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
3214 * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
3215 * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
3216 * doc/tm.texi.in: Remove documentation for unused target macros
3217 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
3218 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
3219 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
3220 TARGET_NARROW_VOLATILE_BITFIELDS.
3221 Document that MD_HANDLE_UNWABI is a macro in libgcc.
3222 * doc/tm.texi: Regenerate.
3223 * system.h: Poison target macros
3224 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
3225 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
3226 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
3227 TARGET_NARROW_VOLATILE_BITFIELDS
3229 2012-06-26 Jan Hubicka <jh@suse.cz>
3232 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
3235 2012-06-26 Dehao Chen <dehao@google.com>
3237 * tree-inline.c: (expand_call_inline): Ensure that lexical block's
3238 source location is consistant with the call stmt.
3240 2012-06-26 Ulrich Weigand <ulrich.weigand@linaro.org>
3242 PR tree-optimization/53729
3243 PR tree-optimization/53636
3244 * tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
3245 vect_verify_datarefs_alignment until after statements have
3246 been marked as relevant/irrelevant.
3247 * tree-vect-data-refs.c (vect_verify_datarefs_alignment):
3248 Skip irrelevant statements.
3249 (vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
3250 instead of STMT_VINFO_RELEVANT.
3251 (vect_get_data_access_cost): Do not check for supportable
3252 alignment before calling vect_get_load_cost/vect_get_store_cost.
3253 * tree-vect-stmts.c (vect_get_store_cost): Do not abort when
3254 handling unsupported alignment.
3255 (vect_get_load_cost): Likewise.
3257 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
3259 * config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
3260 Do not define JMP_BUF_SIZE.
3262 2012-06-26 Jakub Jelinek <jakub@redhat.com>
3264 PR tree-optimization/53748
3265 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
3266 if arg0/arg1 have integral or pointer types.
3268 2012-06-25 Richard Henderson <rth@redhat.com>
3270 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
3271 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
3272 (sdot_prodv4si): New; handle only XOP.
3274 2012-06-25 Richard Henderson <rth@redhat.com>
3276 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
3277 (V2UDI_FUNC_V4USI_V4USI): New.
3278 (V4UDI_FUNC_V8USI_V8USI): New.
3279 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
3280 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
3281 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
3282 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
3283 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
3284 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
3285 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
3286 (bdesc_args): Add them.
3287 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
3288 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
3289 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
3290 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
3291 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
3293 2012-06-25 Richard Henderson <rth@redhat.com>
3295 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
3297 2012-06-25 Richard Henderson <rth@redhat.com>
3299 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
3301 (ix86_expand_vec_interleave): New.
3302 (ix86_expand_mul_widen_evenodd): New.
3303 (ix86_expand_mul_widen_hilo): New.
3304 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
3305 * config/i386/i386.md (u_bool) New code attr.
3306 * config/i386/predicates.md
3307 (nonimmediate_or_const_vector_operand): Remove.
3308 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
3309 both AVX and SSE4_1.
3310 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
3311 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
3312 (vec_widen<s>mult_hi_v8si): Remove.
3313 (vec_widen<s>mult_lo_v8si): Remove.
3314 (vec_widen_smult_hi_v4si): Remove.
3315 (vec_widen_smult_lo_v4si): Remove.
3316 (vec_widen_umult_hi_v4si): Remove.
3317 (vec_widen_umult_lo_v4si): Remove.
3318 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
3319 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
3320 * config/i386/i386-protos.h: Update.
3322 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
3324 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
3325 (neon_vld1_dup): Restrict to VQ operands.
3326 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
3328 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3329 James Greenhalgh <james.greenhalgh@arm.com>
3331 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
3332 (TARGET_FMA): New macro.
3333 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
3334 (TARGET_ARM_ARCH): Likewise.
3335 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
3336 (TARGET_V6M, TARGET_V7M): Likewise.
3337 (TARGET_ARM_ARCH_PROFILE): Likewise.
3338 (TARGET_ARM_FEATURE_LDREX): Likewise.
3339 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
3340 (ARM_MIN_ENUM_SIZE): Likewise.
3341 * config/arm/arm.c (arm_file_start): Refactor appropriately.
3342 (base_architecture): New enumeration.
3343 (arm_base_arch): New global variable.
3344 (processors): Add field base_arch.
3345 (ARM_ARCH, ARM_CORE): Adjust accordingly.
3346 (arm_option_override): Add initialization of arm_base_arch.
3347 * doc/cpp.texi (system-specific predefined macros.): Change.
3349 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3352 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3353 of x x x in the vmovlps load alternative.
3355 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
3358 * df.h (dead_debug_add): Remove third argument.
3359 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
3360 REG that we want to replace instead.
3361 (dead_debug_insert_temp): Use the REGNO of the reg that we want
3362 to replace instead of DF_REF_REGNO. Require there to always be
3363 at least one such use. Check for cases where the same location
3364 has more than df_ref associated with it.
3365 (df_note_bb_compute): Remove third dead_debug_add argument.
3366 * dce.c (word_dce_process_block): Likewise.
3368 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
3370 * config/v850/v850.c: Remove redundant extern declarations for
3371 last_assemble_variable_decl and size_directive_output.
3373 * doc/tm.texi.in: Document JMP_BUF_SIZE.
3374 * doc/tm.texi: Regenerate.
3375 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
3376 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
3377 * config/stormy16/stormy16.h: Likewise.
3379 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
3381 * doc/sourcebuild.texi: Add missing subdirectories.
3383 2012-06-25 Tristan Gingold <gingold@adacore.com>
3385 * config/i386/i386.h: Fix typo.
3387 2012-06-25 Tristan Gingold <gingold@adacore.com>
3389 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
3390 (seh_cfa_adjust_cfa): ... that function.
3391 (seh_emit_stackalloc): Do not emit out of range values.
3392 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
3393 UNSPEC_DEF_CFA constants.
3394 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
3395 * config/i386/i386.c (ix86_frame_pointer_required): Required
3396 for very large frames on SEH target.
3397 (ix86_compute_frame_layout): Save area is before frame pointer
3398 on SEH target. Handle very large frames.
3399 (ix86_expand_prologue): Likewise.
3401 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
3403 * output.h: (current_function_is_leaf,
3404 current_function_sp_is_unchanging,
3405 current_function_uses_only_leaf_regs): Remove.
3406 * function.c (current_function_is_leaf,
3407 current_function_sp_is_unchanging,
3408 current_function_uses_only_leaf_regs): Remove.
3409 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
3410 instead of current_function_uses_only_leaf_regs.
3411 * function.h (struct rtl_data): New fields sp_is_unchanging,
3412 is_leaf, uses_only_leaf_regs.
3413 * resource.c (init_resource_info): Replace current_function_is_leaf,
3414 current_function_sp_is_unchanging, and
3415 current_function_uses_only_leaf_regs with new crtl fields.
3416 * sdbout.c (sdbout_symbol): Likewise.
3417 * df-core.c (rest_of_handle_df_initialize): Likewise.
3418 * ira.c (ira): Likewise.
3419 * final.c (final_start_function): Likewise.
3420 * reorg.c (fill_simple_delay_slots): Likewise.
3421 * regrename.c (check_new_reg_p): Likewise.
3422 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
3423 (notice_stack_pointer_modification): Likewise.
3424 * dbxout.c (dbxout_symbol): Likewise.
3425 (dbxout_parms): Likewise.
3426 * sel-sched.c (init_regs_for_mode): Likewise.
3427 * dwarf2out.c (dbx_reg_number): Likewise.
3428 (multiple_reg_loc_descriptor): Likewise.
3429 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
3430 (gen_pop): Likewise.
3431 (ix86_select_alt_pic_regnum): Likewise.
3432 (ix86_compute_frame_layout): Likewise.
3433 (ix86_finalize_stack_realign_flags): Likewise.
3434 (ix86_expand_epilogue): Likewise.
3435 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
3436 * config/h8300/h8300.c (byte_reg): Likewise.
3437 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
3438 (c6x_save_reg): Likewise.
3439 (c6x_compute_frame_layout): Likewise.
3440 * config/pa/pa.c (pa_compute_frame_size): Likewise.
3441 (pa_output_function_prologue): Likewise.
3442 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
3443 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
3444 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
3445 (sparc_expand_prologue): Likewise.
3446 (sparc_flat_expand_prologue): Likewise.
3447 (sparc_asm_function_prologue): Likewise.
3448 (sparc_output_mi_thunk): Likewise.
3449 (sparc_frame_pointer_required): Likewise.
3450 * config/epiphany/epiphany.c (epiphany_compute_function_type):
3452 (epiphany_compute_frame_size): Likewise.
3453 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
3454 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
3455 (cris_frame_pointer_required): Likewise.
3456 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
3457 (tilepro_current_function_is_leaf): Likewise.
3458 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
3459 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
3460 * config/ia64/ia64.c (find_gr_spill): Likewise.
3461 (ia64_compute_frame_size): Likewise.
3462 (ia64_can_eliminate): Likewise.
3463 (ia64_initial_elimination_offset): Likewise.
3464 * config/m68k/m68k.c (m68k_save_reg): Likewise.
3465 (m68k_expand_epilogue): Likewise.
3466 * config/rx/rx.c (rx_get_stack_layout): Likewise.
3467 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
3468 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
3470 (picochip_output_frame_debug): Likewise.
3471 * config/sh/sh.c (sh_media_register_for_return): Likewise.
3472 (sh_allocate_initial_value): Likewise.
3473 (sh_output_mi_thunk): Likewise.
3474 * config/microblaze/microblaze.c (microblaze_must_save_register):
3476 (compute_frame_size): Likewise.
3477 (microblaze_initial_elimination_offset): Likewise.
3478 (microblaze_expand_prologue): Likewise.
3479 (microblaze_expand_epilogue): Likewise.
3480 * config/frv/frv.c (frv_expand_epilogue): Likewise.
3481 (frv_frame_pointer_required): Likewise.
3482 * config/spu/spu.c (get_pic_reg): Likewise.
3483 (direct_return): Likewise.
3484 (spu_expand_prologue): Likewise.
3485 (spu_expand_epilogue): Likewise.
3486 (spu_initial_elimination_offset): Likewise.
3487 * config/mips/mips.c (mips_global_pointer): Likewise.
3488 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
3489 (mips_compute_frame_info): Likewise.
3490 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
3491 (mep_reload_pointer): Likewise.
3492 * config/rl78/rl78.c (need_to_save): Likewise.
3493 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
3494 * config/score/score.c (score_compute_frame_size): Likewise.
3495 (score_function_prologue): Likewise.
3496 * config/bfin/bfin.c (must_save_p): Likewise.
3497 (expand_prologue_reg_save): Likewise.
3498 (expand_epilogue_reg_restore): Likewise.
3499 (bfin_frame_pointer_required): Likewise.
3500 (n_regs_saved_by_prologue): Likewise.
3501 (add_to_reg): Likewise.
3502 (expand_interrupt_handler_prologue): Likewise.
3503 (expand_interrupt_handler_epilogue): Likewise.
3504 (bfin_expand_prologue): Likewise.
3505 * config/avr/avr.c (avr_regs_to_save): Likewise.
3506 (avr_prologue_setup_frame): Likewise.
3507 (expand_epilogue): Likewise.
3508 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
3509 (s390_register_info): Likewise.
3510 (s390_frame_info): Likewise.
3511 (s390_init_frame_layout): Likewise.
3512 (s390_emit_prologue): Likewise.
3515 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
3517 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
3518 * vmsdbgout: Do not undefine it if defined.
3519 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
3520 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
3521 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
3523 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
3525 * config/mips/mips.c (mips_process_sync_loop): Add missing enum cast.
3527 2012-06-23 Richard Henderson <rth@redhat.com>
3530 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
3531 V*QImode shifts and multiply.
3532 (ix86_expand_vecop_qihi): Support shifts.
3533 * config/i386/i386.md (any_shift): New code iterator.
3534 * config/i386/sse.md (ashlv16qi3): Merge ...
3535 (<any_shiftrt>v16qi3): ... into ...
3536 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
3537 to support SSE and AVX.
3539 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
3540 parameter into src and dest.
3541 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
3542 (vec_unpacks_hi_<V124_AVX2>): Likewise.
3543 (vec_unpacku_lo_<V124_AVX2>): Likewise.
3544 (vec_unpacks_lo_<V124_AVX2>): Likewise.
3545 * config/i386/i386-protos.h: Update.
3547 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
3548 pure expander; move expansion code ...
3549 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
3550 * config/i386/i386-protos.h: Update.
3552 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
3554 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
3555 (popcntb<mode>2): Add attribute type popcnt.
3556 (popcntd<mode>2): Ditto.
3557 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
3558 * config/rs6000/power5.md (define_insn_reservation): Ditto.
3559 * config/rs6000/power7.md (define_insn_reservation): Ditto.
3560 * config/rs6000/476.md (define_insn_reservation): Ditto.
3561 * config/rs6000/power6.md (define_insn_reservation): New
3562 reservation for popcnt instructions.
3564 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
3566 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
3568 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
3571 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
3573 * config/i386/i386.c (ix86_option_override_internal): Allow
3574 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
3576 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
3579 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
3581 * double-int.c (double_int_multiple_of): New function.
3582 * double-int.h (double_int_multiple_of): New decl.
3583 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
3584 (mbc_entry_hash): New forward decl.
3585 (mbc_entry_eq): Likewise.
3586 (zero_cost): Change to no_cost.
3587 (mult_costs): New static var.
3588 (cost_tables_exist): Likewise.
3589 (initialize_costs): New function.
3590 (finalize_costs): Likewise.
3591 (tree_ssa_iv_optimize_init): Call initialize_costs.
3592 (add_cost): Change to add_regs_cost; distinguish costs by speed.
3593 (multiply_regs_cost): New function.
3594 (add_const_cost): Likewise.
3595 (extend_or_trunc_reg_cost): Likewise.
3596 (negate_reg_cost): Likewise.
3597 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
3599 (get_address_cost): Change add_cost to add_regs_cost; change
3600 multiply_by_cost to multiply_by_const_cost.
3601 (force_expr_to_var_cost): Change zero_cost to no_cost; change
3602 add_cost to add_regs_cost; change multiply_by_cost to
3603 multiply_by_const_cost.
3604 (split_cost): Change zero_cost to no_cost.
3605 (ptr_difference_cost): Likewise.
3606 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
3607 to multiply_by_const_cost.
3608 (get_computation_cost_at): Change add_cost to add_regs_cost; change
3609 multiply_by_cost to multiply_by_const_cost.
3610 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
3611 (determine_iv_cost): Change add_cost to add_regs_cost.
3612 (iv_ca_new): Change zero_cost to no_cost.
3613 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
3614 * tree-ssa-address.c (most_expensive_mult_to_index): Change
3615 multiply_by_cost to multiply_by_const_cost.
3616 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
3617 (add_regs_cost): New decl.
3618 (multiply_regs_cost): Likewise.
3619 (add_const_cost): Likewise.
3620 (extend_or_trunc_reg_cost): Likewise.
3621 (negate_reg_cost): Likewise.
3623 2012-06-22 Richard Guenther <rguenther@suse.de>
3625 Merge from graphite branch
3626 2011-08-10 Sebastian Pop <sebpop@gmail.com>
3628 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
3630 2012-01-13 Tobias Grosser <tobias@grosser.es>
3632 * tree-flow.h (parallelized_function_p): Declare.
3633 * tree-parloops.c (parallelized_function_p): Export.
3634 * graphite.c (graphite_transform_loops): Do not run graphite on
3635 already parallel functions.
3637 2012-06-22 Alan Modra <amodra@gmail.com>
3639 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
3640 return mem. Convert to indirect addressing if not indirect or
3641 indexed. Adjust all callers.
3643 2012-06-22 Richard Guenther <rguenther@suse.de>
3645 * gcov-iov.c: Include bconfig.h and system.h.
3647 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
3649 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
3651 2012-06-22 Richard Guenther <rguenther@suse.de>
3653 PR gcov-profile/53744
3654 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3656 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3659 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
3660 for GNU Fortran if in strict DWARF2 mode.
3662 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3664 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3665 DECL_IGNORED_P non-reg vars even if they are used.
3667 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
3671 * var-tracking.c (vt_get_canonicalize_base): New.
3672 (vt_canonicalize_addr, vt_stack_offset_p): New.
3673 (vt_canon_true_dep): New.
3674 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
3675 (clobber_overlaping_mems): Use vt_canonicalize_addr.
3677 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
3681 * var-tracking.c (vt_initialize): Record initial offset between
3682 arg pointer and stack pointer.
3684 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
3688 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
3691 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
3695 * alias.c (memrefs_conflict_p): Improve handling of AND for alignment.
3697 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
3699 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
3701 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
3704 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
3706 2012-06-21 Meador Inge <meadori@codesourcery.com>
3709 * c-decl.c (c_push_function_context): Restore the behavior to reuse
3710 the language function allocated for -Wunused-local-typedefs.
3711 (c_pop_function_context): If necessary, clear the language function
3712 created in c_push_function_context. Always clear out the
3713 x_cur_stmt_list field of the restored language function.
3715 2012-06-21 Sterling Augustine <saugustine@google.com>
3716 Cary Coutant <ccoutant@google.com>
3718 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
3719 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
3720 (comdat_type_struct): New field 'skeleton_die'.
3721 (breakout_comdat_types): Update it.
3722 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
3723 is_namespace_die. Fix minor style violation. Call want_pubnames.
3724 (add_pubname_string): Call want_pubnames.
3725 (add_pubtype): Rework logic for calculating type name. Call
3726 is_namespace_die. Call want_pubnames.
3727 (output_pubnames): Move conditional logic deciding when to produce the
3728 section from dwarf2out_finish. Use new skeleton_die field.
3729 (base_type_die): Call add_pubtype.
3730 (gen_enumeration_type_die): Unconditionally call add_pubtype.
3731 (gen_subprogram_die): Adjust calls to add_pubname.
3732 (gen_namespace_die): Call add_pubname_string.
3733 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
3734 produce pubnames and pubtypes sections to output_pubnames.
3735 * common.opt (-gpubnames): New option.
3736 * doc/invoke.texi: Document it.
3738 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
3740 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
3742 2012-06-21 Michael Matz <matz@suse.de>
3745 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
3748 2012-06-21 Richard Guenther <rguenther@suse.de>
3750 * tree-inline.c (estimate_num_insns): Estimate call cost for
3753 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
3755 * tree.h (DECL_SOURCE_COLUMN): New accessor.
3757 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
3759 * config/i386/i386.md (SINCOS): New int iterator.
3760 (sincos): New int attribute.
3761 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
3762 SINCOS int iterator.
3763 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
3764 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
3766 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
3768 * config/i386/i386.md (RDFSGSBASE): New int iterator.
3769 (WRFSGSBASE): Ditto.
3770 (fsgs): New int attribute.
3771 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
3772 RDFSGSBASE int iterator.
3773 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
3774 WRFSGSBASE int iterator.
3776 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
3778 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
3779 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
3780 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
3781 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
3784 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
3786 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
3788 2012-06-20 Richard Guenther <rguenther@suse.de>
3790 PR tree-optimization/30318
3791 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
3793 (range_int_cst_singleton_p): But explicitely here.
3794 (zero_nonzero_bits_from_vr): And here.
3795 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
3796 to cover all cases we can perform arbitrary precision
3797 arithmetic with double-ints.
3798 (intersect_ranges): Handle adjacent anti-ranges.
3800 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
3802 * config/i386/i386.md (rounding_insn): New int attribute.
3803 (<rounding_insn>xf2): Macroize insn from
3804 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
3805 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
3807 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
3809 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
3810 (ieee_maxmin): New int attribute.
3811 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
3812 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
3814 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
3816 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
3817 * config/arm/arm.c: Do not include c-pragma.h.
3818 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
3819 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
3820 to arm_emit_eabi_attribute.
3821 * arm-c.c: Do not include output.h.
3822 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
3823 call to arm_emit_eabi_attribute.
3824 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
3826 2012-06-20 Richard Guenther <rguenther@suse.de>
3828 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
3829 Allow adjusting alignment of user-aligned decls again.
3831 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
3833 * config/rl78/rl78-c.c: Remove unnecessary includes.
3835 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
3837 * config/cris/cris.c: Include cgraph.h.
3838 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
3840 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
3842 * emit-rtl.c (need_atomic_barrier_p): New function.
3843 * emit-rtl.h (need_atomic_barrier_p): Declare it.
3844 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
3845 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
3846 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
3847 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
3848 (mips_process_sync_loop): Use generic version instead.
3850 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
3852 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
3855 2012-06-19 Tom de Vries <vries@codesourcery.com>
3856 Maxim Kuvyrkov <maxim@codesourcery.com>
3858 * config/mips/constraints.md (ZR): New constraint.
3859 * config/mips/predicates.md (mem_noofs_operand): New predicate.
3860 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
3861 * config/mips/mips.h (TARGET_XLP): Define.
3862 (TARGET_SYNC_AFTER_SC): Update.
3863 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
3864 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
3865 XLP-specific swap and ldadd patterns.
3866 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
3868 2012-06-19 Tom de Vries <vries@codesourcery.com>
3869 Maxim Kuvyrkov <maxim@codesourcery.com>
3871 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
3872 (mips_emit_post_atomic_barrier_p): New static functions.
3873 (mips_process_sync_loop): Use them. Emit sync memory barriers in
3874 accordance with memory model semantics. Add return of CMP result for
3876 * config/mips/mips.md: Update comment.
3877 (sync_cmp): New attribute.
3878 (sync_memmodel): New attribute replacing sync_release_barrier.
3879 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
3880 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
3881 (sync_lock_test_and_set, test_and_set_12): Update.
3882 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
3883 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
3885 2012-06-19 Joseph Myers <joseph@codesourcery.com>
3887 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
3888 mov_si<mode>_e500_subreg0.
3889 (*mov_si<mode>_e500_subreg0_elf_low)
3890 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
3892 2012-06-19 Richard Henderson <rth@redhat.com>
3894 * config/alpha/alpha.c: Include params.h.
3895 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
3896 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
3898 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
3900 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
3901 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
3902 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
3904 * doc/tm.texi: Regenerate.
3905 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
3907 * config/darwin-c.c: Include target.h.
3908 (darwin_objc_declare_unresolved_class_reference): New function.
3909 (darwin_objc_declare_class_definition): New function.
3910 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
3911 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
3913 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
3915 * target.def (output_ident): New hook.
3916 * targhooks.h (default_asm_output_ident_directive): Add prototype.
3917 * varasm.c (assemble_asm): Only prefix a tab if the string does not
3918 already start with one.
3919 (default_asm_output_ident_directive): New function to emit
3920 .ident as a top-level asm node while parsing, or directly to
3921 asm_out_file after parsing.
3922 * toplev.c (compile_file): Print a GCC .ident with
3923 targetm.asm_out.output_ident.
3924 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
3925 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
3926 * doc/tm.texi: Update.
3928 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
3929 (TARGET_ASM_OUTPUT_IDENT): Define.
3930 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
3931 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
3932 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
3933 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
3934 (TARGET_ASM_OUTPUT_IDENT): Define.
3935 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
3936 (TARGET_ASM_OUTPUT_IDENT): Define.
3938 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
3939 * config/cris/cris.c (cris_asm_output_ident): New function.
3940 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
3942 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
3944 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
3945 (microblaze_asm_output_ident): Rewrite to work similar to
3946 default_asm_output_ident_directive for front-end .idents.
3947 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
3948 (TARGET_ASM_OUTPUT_IDENT): Define.
3950 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
3951 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
3953 * config/rx/rx.c: Include cgraph.h for add_asm_node.
3954 (rx_asm_output_ident): New function, similar to
3955 default_asm_output_ident_directive, but handle AS100 syntax also, so
3956 that #ident also works for rx in AS100 syntax.
3957 (TARGET_ASM_OUTPUT_IDENT): Define.
3958 * config/rx/rx.h (IDENT_ASM_OP): Remove.
3960 * Makefile.in: Fix dependencies for c-family/c-lex.o.
3962 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
3964 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
3965 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
3967 (*fist<mode>2_<rounding>_1): Macroize insn from
3968 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
3969 (fistdi2_<rounding>): Macroize insn from
3970 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
3971 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
3972 corresponding splitters from fistdi2_{floor,ceil} and corresponding
3973 splitters using FIST_ROUNDING int iterator.
3974 (fist<mode>2_<rounding>): Macroize insn from
3975 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
3976 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
3977 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
3978 splitters using FIST_ROUNDING int iterator.
3979 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
3980 using FIST_ROUNDING int iterator.
3982 2012-06-19 Richard Henderson <rth@redhat.com>
3984 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
3985 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
3986 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
3987 * config/i386/sse.md (sse2_mulv4si3): Delete.
3988 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
3989 nonimmediate_or_const_vector_operand.
3991 2012-06-19 Richard Henderson <rth@redhat.com>
3993 * expmed.c (struct init_expmed_rtl): Split ...
3994 (init_expmed_one_mode): ... out of ...
3995 (init_expmed): ... here. Initialize integer vector modes also.
3996 (synth_mult): Handle integer vector modes.
3997 (choose_mult_variant): Likewise.
3998 (expand_mult_const): Likewise.
3999 (expand_mult): Likewise.
4000 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
4002 2012-06-19 Richard Henderson <rth@redhat.com>
4004 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
4005 integral vector modes.
4007 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
4009 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
4010 (rounding): New int attribute.
4012 (frndintxf2_<rounding>): Macroize insn from
4013 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
4014 (frndintxf2_<rounding>_i387): Macroize insn from
4015 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
4017 2012-06-19 Richard Guenther <rguenther@suse.de>
4019 * tree-vrp.c (union_ranges): New function.
4020 (vrp_meet_1): Use union_ranges.
4021 (vrp_meet): Dump what we union and call vrp_meet_1.
4023 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
4025 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
4026 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
4027 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
4028 (attr write_conflict, attr core_cycles): Update.
4029 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
4031 2012-06-19 Richard Guenther <rguenther@suse.de>
4033 * tree-vrp.c (intersect_ranges): Handle more cases.
4034 (vrp_intersect_ranges): Dump what we intersect and call ...
4035 (vrp_intersect_ranges_1): ... this.
4037 2012-06-19 Richard Guenther <rguenther@suse.de>
4039 PR tree-optimization/53708
4040 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
4041 user-supplied alignment and alignment of decls with the used
4044 2012-06-18 Lawrence Crowl <crowl@google.com>
4046 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
4047 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
4048 (TV_PHASE_STREAM_IN): New.
4049 (TV_PHASE_STREAM_OUT): New.
4050 * timevar.c (validate_phases): New.
4051 (timevar_print): Call validate_phases.
4052 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
4053 to TV_PHASE_OPT_GEN.
4054 * langhooks.c (write_global_declarations): Rename use of
4055 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
4056 TV_PHASE_CHECK_DBGINFO.
4057 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
4058 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
4059 lang_hooks.decls.final_write_globals.
4061 2012-06-18 David Edelshn <dje.gcc@gmail.com>
4063 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
4065 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
4068 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
4069 (*sse4_2_pcmpistr_unaligned): New.
4071 2012-06-18 Ian Bolton <ian.bolton@arm.com>
4072 Sameera Deshpande <sameera.deshpande@arm.com>
4073 Greta Yorsh <greta.yorsh@arm.com>
4075 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
4076 * config/arm/arm.c (print_multi_reg): Remove.
4077 (vfp_output_fldmd): Likewise.
4078 (arm_output_epilogue): Likewise.
4079 * config/arm/arm.md (epilogue_insns): Update condition and code.
4081 2012-06-18 Ian Bolton <ian.bolton@arm.com>
4082 Sameera Deshpande <sameera.deshpande@arm.com>
4083 Greta Yorsh <greta.yorsh@arm.com>
4085 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
4086 * config/arm/arm.c (thumb2_expand_return): New function.
4087 * config/arm/arm.md (return): Update condition and code.
4089 2012-06-18 Ian Bolton <ian.bolton@arm.com>
4090 Sameera Deshpande <sameera.deshpande@arm.com>
4091 Greta Yorsh <greta.yorsh@arm.com>
4093 * config/arm/arm-protos.h (output_return_instruction): New parameter
4094 and int to bool change of parameter types.
4095 * config/arm/arm.c (output_return_instruction): Likewise.
4096 * config/arm/arm.md (arm_simple_return): New pattern.
4097 (arm_return, cond_return, cond_return_inverted): Add new arguments.
4098 * config/arm/thumb2.md (thumb2_return): Update condition and code.
4100 2012-06-18 Ian Bolton <ian.bolton@arm.com>
4101 Sameera Deshpande <sameera.deshpande@arm.com>
4102 Greta Yorsh <greta.yorsh@arm.com>
4104 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
4105 * config/arm/arm.c (arm_expand_epilogue): New function.
4106 * config/arm/arm.md (epilogue): Update condition and code.
4107 (sibcall_epilogue): Likewise.
4109 2012-06-18 Ian Bolton <ian.bolton@arm.com>
4110 Sameera Deshpande <sameera.deshpande@arm.com>
4111 Greta Yorsh <greta.yorsh@arm.com>
4113 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
4114 * config/arm/arm.md (arm_addsi3) Add an alternative.
4116 2012-06-18 Ian Bolton <ian.bolton@arm.com>
4117 Sameera Deshpande <sameera.deshpande@arm.com>
4118 Greta Yorsh <greta.yorsh@arm.com>
4120 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
4121 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
4122 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
4124 2012-06-18 Ian Bolton <ian.bolton@arm.com>
4125 Sameera Deshpande <sameera.deshpande@arm.com>
4126 Greta Yorsh <greta.yorsh@arm.com>
4128 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
4129 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
4130 (pop_multiple_with_return, ldr_with_return) Likewise.
4131 * config/arm/predicates.md (pop_multiple_return) New special predicate.
4132 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
4133 * config/arm/arm.c (arm_output_multireg_pop) New function.
4134 (arm_emit_multi_reg_pop): New function.
4136 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
4138 * config/arm/arm.c (ldm_stm_operation_p): Require SP
4139 as base register for loads if SP is in the register list.
4141 2012-06-18 Richard Guenther <rguenther@suse.de>
4143 PR tree-optimization/53693
4144 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
4145 Reject operands with more than one use.
4147 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
4149 PR tree-optimization/53703
4150 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
4151 correctly set bb_for_def[12].
4153 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
4155 * config/vax/vax.h (VMS_TARGET): Remove.
4157 2012-06-18 Richard Guenther <rguenther@suse.de>
4159 * tree-vrp.c (extract_range_from_assert): Split out range
4161 (intersect_ranges): New function.
4162 (vrp_intersect_ranges): Likewise.
4164 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4166 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
4169 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
4171 * doc/md.texi: Document int iterators.
4172 * read-rtl.c (ints): New iterator group.
4173 (find_int): Int iterator group callback.
4174 (apply_int_iterator): Likewise.
4175 (apply_iterators): Traverse int iterator table and add all the used
4177 (initialize_iterators): Initialize data structures and callbacks for
4179 (read_rtx): Parse and read mappings for int iterators.
4180 (read_rtx_code): Record int iterator usage.
4182 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
4185 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
4186 performing an addition.
4188 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
4190 * output.h (split_double): Move prototype to rtl.h.
4191 (constructor_static_from_elts_p): Move prototype to tree.c.
4192 * rtl.h (split_double): Moved here from output.h.
4193 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
4194 * final.c (split_double): Move from here ...
4195 * rtlanal.c (split_double): ... to here.
4196 * expr.c: Do not include output.h.
4198 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
4200 * cfglayout.h: Remove.
4201 * cfglayout.c: Remove.
4202 * function.h (struct function): Remove x_last_location field.
4203 * function.c: Do not include cfglayout.h.
4204 (expand_function_start): Do not call no-op force_next_line_note.
4205 (expand_function_end): Likewise.
4206 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
4207 (unlink_insn_chain): Moved here from cfglayout.c.
4208 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
4209 into_cfg_layout_mode, outof_cfg_layout_mode,
4210 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
4211 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
4212 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
4213 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
4214 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
4215 cfg_layout_finalize): Likewise.
4216 (rtl_can_remove_branch_p): Likewise.
4217 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
4218 (duplicate_insn_chain): Likewise.
4219 (force_next_line_note): Remove prototype.
4220 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
4221 (last_location): Remove #define to emit.x_last_location.
4222 (force_next_line_note): Remove no-op function.
4223 (init_emit): Don't set x_last_location.
4224 (block_locators_locs, block_locators_blocks, locations_locators_locs,
4225 locations_locators_vals, prologue_locator, epilogue_locator,
4226 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4227 Move POD to here from cfglayout.c.
4228 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
4229 set_curr_insn_source_location, get_curr_insn_source_location,
4230 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
4231 locator_scope, insn_scope, locator_location, locator_line, insn_line,
4232 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
4233 * cfghooks.h: Remove double-include protection.
4234 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
4235 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
4236 * final.c: Do not include cfglayout.h.
4237 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
4238 (reemit_insn_block_notes): Likewise. Make static.
4239 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
4240 operation_could_trap_p, tree_could_throw_p): Move from here...
4241 * tree.h: ... to here.
4242 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
4243 * profile.c: Do not include cfghooks.h.
4244 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
4245 * modulo-sched.c: Likewise.
4246 * loop-unswitch.c: Do not include cfglayout.h.
4247 * sched-ebb.c: Likewise.
4248 * tracer.c: Likewise.
4250 * tree-vect-loop-manip.c: Likewise.
4251 * loop-init.c: Likewise.
4252 * dwarf2out.c: Likewise.
4253 * hw-doloop.c: Likewise.
4254 * loop-unroll.c: Likewise.
4255 * cfgcleanup.c: Likewise.
4256 * bb-reorder.c: Likewise.
4257 * sched-rgn.c: Likewise.
4258 * tree-cfg.c: Likewise.
4259 * config/alpha/alpha.c: Likewise.
4260 * config/spu/spu.c: Likewise.
4261 * config/sparc/sparc.c: Likewise.
4262 * config/sh/sh.c: Likewise.
4263 * config/c6x/c6x.c: Likewise.
4264 * config/ia64/ia64.c: Likewise.
4265 * config/rs6000/rs6000.c: Likewise.
4266 * config/score/score.c: Likewise.
4267 * config/mips/mips.c: Likewise.
4268 * config/bfin/bfin.c: Likewise.
4269 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
4270 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
4271 * config/spu/t-spu-elf (spu.o: $): Likewise.
4272 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
4274 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
4276 * cfgloop.h: Do not include rtl.h.
4277 (enum iv_extend_code): New.
4278 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
4279 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
4280 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
4281 an IV_EXTEND_CODE to an RTX_CODE.
4282 (dump_iv_info): Update for rtx_iv field type change.
4283 (iv_constant): Likewise.
4284 (iv_subreg): Likewise.
4285 (iv_extend): Likewise.
4288 (iv_mult): Likewise.
4289 (iv_shift): Likewise.
4290 (get_biv_step_1): Likewise.
4291 (get_biv_step): Likewise.
4292 (iv_analyze_biv): Likewise.
4293 (get_iv_value): Likewise.
4294 (shorten_into_mode): Likewise.
4295 (canonicalize_iv_subregs): Likewise.
4296 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
4297 of MAY_HAVE_DEBUG_INSNS.
4298 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
4299 * tree-ssa-loop-prefetch.c: Likewise.
4301 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
4303 * expmed.c (ceil_log2): Move from here...
4304 * hwint.c: ... to here for older GCCs...
4305 * hwint.h: ... and here for newer GCCs.
4306 * rtl.h (ceil_log2): Remove prototype.
4308 * tree-phinodes.c: Do not include rtl.h.
4309 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
4311 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
4313 * config/cris/cris.h (TARGET_ELF): Remove.
4314 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
4315 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
4316 (LOCAL_LABEL_PREFIX): Likewise.
4317 * config/cris/cris.c (cris_target_asm_named_section): Remove.
4318 (cris_option_override): Simpify using TARGET_ELF==1.
4319 (cris_file_start): Likewise.
4320 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
4322 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
4324 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
4326 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
4329 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
4331 2012-06-15 Easwaran Raman <eraman@google.com>
4333 * passes.c (init_optimization_passes): Remove pass_call_cdce
4334 from its current position and insert after pass_dce.
4336 2012-06-15 Walter Lee <walt@tilera.com>
4338 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
4340 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
4342 * arm.c (note_invalid_constants): Don't return a result.
4343 (arm_memory_load_p): Delete function.
4344 (arm_const_double_rtx): Delete iterator variable i;
4345 (fp_immediate_constant): Likewise.
4346 (fp_const_from_val): Likewise.
4348 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
4350 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
4353 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
4354 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
4356 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
4358 * config/avr/avr.c (avr_default_expand_builtin): New function.
4359 (avr_expand_builtin): Use it.
4360 (avr_expand_unop_builtin): Remove.
4361 (avr_expand_binop_builtin): Remove.
4362 (avr_expand_triop_builtin): Remove.
4364 2012-06-15 Michael Matz <matz@suse.de>
4367 * cfgexpand.c (add_alias_set_conflicts): Remove.
4368 (expand_used_vars): Don't call it.
4369 (aggregate_contains_union_type): Remove.
4370 * function.c (n_temp_slots_in_use): New static data.
4371 (make_slot_available, assign_stack_temp_for_type): Update it.
4372 (init_temp_slots): Zero it.
4373 (remove_unused_temp_slot_addresses): Use it for quicker removal.
4374 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
4376 2012-06-15 Michael Matz <matz@suse.de>
4378 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
4379 argument, don't emit assign statement if value is directly usable.
4380 (gimplify_expr): Adjust.
4382 2012-06-15 Michael Matz <matz@suse.de>
4384 * gimplify.c (gimplify_modify_expr): Fold generated statements.
4385 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
4387 2012-06-15 Richard Guenther <rguenther@suse.de>
4389 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
4390 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
4391 we assert for in set_value_range to VR_VARYING.
4393 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
4395 * arm.md (addsf3, adddf3): Use s_register_operand.
4396 (subsf3, subdf3): Likewise.
4397 (mulsf3, muldf3): Likewise.
4398 (difsf3, divdf3): Likewise.
4399 (movsfcc, movdfcc): Likewise.
4400 * predicates.md (f_register_operand): Delete.
4401 (arm_float_rhs_operand): Delete.
4402 (arm_float_add_operand): Delete.
4403 (arm_float_compare_operand): Use s_register_operand when
4405 (cirrus_register_operand): Delete.
4406 (cirrus_fp_register): Delete.
4407 (cirrus_shift_const): Delete.
4408 (cmpdi_operand): Remove Maverick support.
4409 * constraints.md (f, v, H): Delete constraints.
4410 (G): Update documentation.
4411 * arm.c (fp_consts_inited): Convert to bool.
4412 (strings_fp): Delete.
4413 (values_fp): Delete.
4414 (value_fp0): New variable.
4415 (init_fp_table): Simplify logic.
4416 (arm_const_double_rtx): Likewise.
4417 (fp_immediate_constant): Likewise.
4418 (fp_const_from_val): Likewise.
4419 (neg_const_double_rtx_ok_for_fpa): Delete.
4420 * doc/md.texi (ARM constraints): Update documentation.
4422 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
4424 PR tree-optimization/53636
4425 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
4426 stride when doing basic-block vectorization.
4428 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4430 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
4433 2012-06-15 Jakub Jelinek <jakub@redhat.com>
4435 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
4436 allocate and free bbs array for the SLP case.
4438 PR tree-optimization/51581
4439 * expr.h (choose_multiplier): New prototype.
4440 * expmed.c (choose_multiplier): No longer static.
4441 Change multiplier_ptr from rtx * to UHWI *.
4442 (expand_divmod): Adjust callers.
4443 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
4444 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
4445 argument to new_stmt_vec_info. Attempt to optimize also divisions
4446 by non-pow2 constants if integer vector division isn't supported.
4447 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
4448 don't look at pattern stmts and sequences.
4450 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
4453 * common.opt (-fdelete-dead-exceptions): New switch.
4454 * doc/invoke.texi (Code Gen Options): Document it.
4455 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
4456 insn_could_throw_p predicate. Do not skip an insn that could throw
4457 if dead exceptions can be deleted.
4458 (insn_live_p): Likewise, do not return true in that case.
4459 * dce.c (can_alter_cfg): New flag.
4460 (deletable_insn_p): Do not return false for an insn that can throw if
4461 the CFG can be altered and dead exceptions can be deleted.
4462 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
4463 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
4464 predicate. Do not preserve an insn that could throw if dead exceptions
4466 * function.h (struct function): Add can_delete_dead_exceptions flag.
4467 * function.c (allocate_struct_function): Set it.
4468 * lto-streamer-in.c (input_struct_function_base): Stream it.
4469 * lto-streamer-out.c (input_struct_function_base): Likewise.
4470 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
4471 statement that could throw as necessary if dead exceptions can be
4474 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
4476 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
4478 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
4481 * config/sh/sh.md: Add peephole for swapbsi2.
4482 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
4484 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
4486 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
4487 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
4489 2012-06-14 Jakub Jelinek <jakub@redhat.com>
4492 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
4494 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
4496 * arm.c (arm_cirrus_insn_p): Delete.
4497 (cirrus_reorg): Delete.
4498 (arm_reorg): Don't call cirrus_reorg.
4499 (arm_final_prescan_insn_p): Don't check for cirrus insns.
4500 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
4501 (adddi3, subdi3): Remove Maverick support.
4502 (arm_adddi3): Likewise.
4503 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
4504 (addsf3, adddf3): Likewise.
4505 (subsf3, subdf3): Likewise.
4506 (mulsf3, muldf3): Likewise.
4507 (ashldi3, ashrdi3, lshrdi3): Likewise.
4508 (floatsisf2, floatsidf2): Likewise.
4509 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
4510 (arm_movdi, thumb1_movdi_insn): Likewise.
4511 (arm_cmpdi_insn): Likewise.
4512 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
4513 (cirrus.md): Don't include.
4514 * cirrus.md: Delete file.
4515 * t-arm (MD_INCLUDES): Remove cirrus.md.
4517 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
4519 * dwarf2out.c (function_possibly_abstracted_p): New static function.
4520 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
4521 cgraph_function_possibly_inlined_p.
4522 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
4523 (process_scope_var): Do not emit concrete instances of abstracted
4524 nested functions from here.
4525 (gen_decl_die): Emit the abstract instance if the function is possibly
4526 abstracted and not only possibly inlined.
4527 (dwarf2out_finish): Find the first non-abstract parent instance and
4528 attach concrete instances on the limbo list to it.
4530 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
4532 * arm.md (divsf3, divdf3): Remove FPA support.
4533 (negsf2, negdf2): Likewise.
4534 (sqrtsf2, sqrtdf2): Likewise.
4535 (movdfcc): Likewise.
4536 (modsf3, moddf3, movxf): Delete.
4537 (push_fp_multi): Delete.
4538 (fpa.md): Don't include it.
4539 * fpa.md: Delete file.
4540 * t-arm (MD_INCLUDES): Remove fpa.md.
4542 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
4544 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
4545 (cost_for_stmt): Remove decl.
4546 (vect_get_single_scalar_iteration_cost): Correct typo in name.
4547 * tree-vect-loop.c (vect_get_cost): Remove.
4548 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
4549 vect_get_stmt_cost rather than vect_get_cost.
4550 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
4552 (vect_estimate_min_profitable_iters): Correct typo in call to
4553 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
4555 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
4557 (vect_model_induction_cost): Likewise.
4558 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
4559 typo in call to vect_get_single_scalar_iteration_cost.
4560 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
4561 (cost_for_stmt): Remove unnecessary function.
4562 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
4564 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
4566 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
4567 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
4568 * arm-tables.opt: Regenerated.
4569 * doc/invoke.texi: Remove references to deleted options.
4571 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
4573 * config/h8300/genmova.sh: Modified to add offset bits of
4574 mova/Sz assembly instruction for memory access.
4575 * config/h8300/h8300.c: Likewise.
4576 * config/h8300/mova.md: Likewise.
4578 2012-06-12 Christian Bruel <christian.bruel@st.com>
4581 * config/sh/sh.c (sh_option_override): Don't force
4582 flag_omit_frame_pointer and maccumulate_outgoing_args.
4583 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
4585 2012-06-14 Richard Guenther <rguenther@suse.de>
4587 * tree-vrp.c (VR_INITIALIZER): New define.
4588 (ranges_from_anti_range): New function.
4589 (extract_range_from_binary_expr_1): Decompose operations on
4590 VR_ANTI_RANGEs to operations on VR_RANGE.
4591 (extract_range_from_unary_expr_1): Likewise.
4592 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
4593 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
4594 extract_range_from_cond_expr, adjust_range_with_scev,
4595 vrp_visit_assignment_or_call, vrp_visit_phi_node,
4596 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
4598 2012-06-13 Richard Henderson <rth@redhat.com>
4600 * hwint.h (HOST_WIDEST_INT_C): New.
4601 (HOST_WIDE_INT_C): New.
4602 (HOST_WIDE_INT_1): Use it.
4603 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
4605 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
4608 * var-tracking.c: Include alias.h.
4609 (overlapping_mems): New struct.
4610 (drop_overlapping_mem_locs): New.
4611 (clobber_overlapping_mems): New.
4612 (var_mem_delete_and_set, var_mem_delete): Call it.
4613 (val_bind): Likewise, but only if modified.
4614 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
4615 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
4617 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
4620 * var-tracking.c (loc_exp_dep_pool): New.
4621 (vt_emit_notes): Create and release the pool.
4622 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
4623 (emit_notes_in_bb): Likewise.
4624 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
4625 (notify_dependents_of_changed_value): Likewise.
4626 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
4627 variables don't have a VAR_LOC_DEP_LST.
4628 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
4629 VALUEs or MEMs of VALUEs.
4631 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
4635 * dce.c (word_dce_process_block): Insert debug temps only if the
4637 (dce_process_block): Likewise, and if debug.used is not empty,
4638 and only after iterating over all DEFs that might mark the insn.
4640 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
4642 * common.opt (ftree-coalesce-inlined-vars): New.
4643 (ftree-coalesce-vars): New.
4644 * doc/invoke.texi: Document them.
4645 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4648 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
4650 * read-rtl.c (mapping): Remove index field. Add current_value field.
4651 Define heap vectors.
4652 (iterator_group): Fix long line. Remove num_builtins field and
4653 uses_iterator fields. Make apply_iterator take a void * parameter.
4654 (iterator_use, atttribute_use): New structures.
4655 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
4656 (current_iterators, iterator_uses, attribute_uses): New variables.
4657 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
4658 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
4659 (map_attr_string, apply_iterator_to_string): Remove iterator
4660 and value parameters. Look through all current iterator values
4661 for a matching attribute.
4662 (mode_attr_index, apply_mode_maps): Delete.
4663 (apply_iterator_to_rtx): Replace with...
4664 (copy_rtx_for_iterators): ...this new function.
4665 (uses_iterator_p, apply_iterator_traverse): Delete.
4666 (apply_attribute_uses, add_current_iterators, apply_iterators): New
4668 (add_mapping): Remove index field. Set current_value field.
4669 (initialize_iterators): Don't set num_builtins and uses_iterator_p
4671 (find_iterator): Delete.
4672 (record_iterator_use, record_attribute_use): New functions.
4673 (record_potential_iterator_use): New function.
4674 (check_code_iterator): Remove handling of bellwether codes.
4675 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
4676 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
4677 parameter. Use the first code iterator value instead of the
4678 bellwether_codes array. Use record_potential_iterator_use for modes.
4680 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
4683 * config/sh/sh.md (bswapsi2): New expander.
4684 (swapbsi2): New insn.
4686 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
4689 * config/i386/i386.c (ix86_tune_cost): New variable.
4690 (ix86_option_override_internal): Set ix86_tune_cost. Use
4691 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
4692 l1_cache_size and l2_cache_size.
4694 2012-06-13 Richard Guenther <rguenther@suse.de>
4696 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
4697 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
4698 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
4699 VR_ANTI_RANGE with VR_ANTI_RANGE.
4701 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
4703 * config.gcc (unsupported): Move obsoleted FPA-based configurations
4705 (obsolete): ... here.
4706 (arm*-*-freebsd*): Remove.
4707 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
4708 (arm*-*-uclinux*): Likewise.
4709 (arm*-*-ecos-elf): Remove.
4710 (arm*-*-rtems*): Remove.
4711 (arm*-*-elf): Remove.
4712 (arm*-wince-pe*): Remove.
4713 (arm, --with-fpu): Remove support for fpa and Maverick variants.
4714 * arm/ecos-elf.h: Delete.
4715 * arm/t-strongarm-elf: Delete.
4716 * arm/rtems-elf.h: Delete.
4717 * arm/wince-pe.h: Delete.
4720 * arm/t-wince-pe: Delete.
4722 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
4724 PR tree-optimization/53647
4725 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
4726 targets with no defined cache line size.
4728 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
4730 * targhooks.c (default_builtin_vectorized_conversion): Handle
4731 vec_construct, using vectype to base cost on subparts.
4732 * target.h (enum vect_cost_for_stmt): Add vec_construct.
4733 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
4734 instead of scalar_to-vec.
4735 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
4736 vec_construct in same way as default for now.
4737 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
4738 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
4739 Handle vec_construct, including special case for 32-bit loads.
4741 2012-06-13 Xinyu Qi <xyqi@marvell.com>
4743 * config/arm/arm.c (FL_IWMMXT2): New define.
4744 (arm_arch_iwmmxt2): New variable.
4745 (arm_option_override): Enable use of iWMMXt with VFP.
4746 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
4747 Thumb mode. Set arm_arch_iwmmxt2.
4748 (arm_expand_binop_builtin): Accept VOIDmode op.
4749 (enum arm_builtins): Revise built-in fcode.
4750 (IWMMXT2_BUILTIN): New define.
4751 (IWMMXT2_BUILTIN2): Likewise.
4752 (iwmmx2_mbuiltin): Likewise.
4753 (builtin_description bdesc_2arg): Revise built in declaration.
4754 (builtin_description bdesc_1arg): Likewise.
4755 (arm_init_iwmmxt_builtins): Revise built in initialization.
4756 (arm_expand_builtin): Revise built in expansion.
4757 (arm_output_iwmmxt_shift_immediate): New function.
4758 (arm_output_iwmmxt_tinsr): Likewise.
4759 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
4760 (arm_output_iwmmxt_tinsr): Likewise.
4761 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
4762 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
4763 (rorv4hi3, rorv2si3, rordi3): Likewise.
4764 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
4765 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
4766 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
4767 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
4768 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
4769 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
4770 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
4771 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
4772 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
4773 (ror<mode>3, ror<mode>3_di): Likewise.
4774 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
4775 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
4776 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
4777 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
4778 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
4779 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
4780 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
4781 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
4782 (All instruction patterns): Add wtype attribute.
4783 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
4784 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
4785 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
4786 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
4787 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
4788 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
4789 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
4790 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
4791 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
4792 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
4793 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
4794 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
4795 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
4796 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
4797 (iwmmxt2.md): Include.
4798 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
4799 (TARGET_IWMMXT2): New define.
4800 (TARGET_REALLY_IWMMXT2): Likewise.
4801 (arm_arch_iwmmxt2): Declare.
4802 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
4803 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
4804 Use C name-mangling for intrinsics.
4806 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
4807 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
4808 (_m_from_int): Likewise.
4809 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
4810 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
4811 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
4812 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
4813 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
4814 (_mm_tbcst_pi32): Likewise.
4815 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
4816 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
4817 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
4818 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
4819 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
4820 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
4821 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
4822 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
4823 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
4824 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
4825 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
4826 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
4827 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
4828 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
4829 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
4830 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
4831 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
4832 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
4833 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
4834 (_m_to_int): New define.
4835 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
4836 * config/arm/arm-arches.def (iwmmxt2): Likewise.
4837 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
4839 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
4840 (arch): Add "iwmmxt2".
4841 (arch_enabled): Handle "iwmmxt2".
4842 (wtype): New attribute.
4843 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
4844 (UNSPEC_WALIGNI): New unspec.
4845 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
4846 * config/arm/iterators.md (VMMX2): New mode_iterator.
4847 * config/arm/marvell-f-iwmmxt.md: New file.
4848 * config/arm/iwmmxt2.md: New file.
4850 2012-06-12 Jakub Jelinek <jakub@redhat.com>
4855 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
4856 if type isn't complete.
4858 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
4860 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
4862 2012-06-12 Richard Henderson <rth@redhat.com>
4864 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
4865 iterator instead of INT.
4867 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
4869 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
4870 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
4872 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
4873 (tree_ssa_phiopt): Call gate_hoist_loads.
4874 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
4875 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
4876 hoist_adjacent_loads.
4877 (local_mem_dependence): New function.
4878 (hoist_adjacent_loads): Likewise.
4879 (gate_hoist_loads): Likewise.
4880 * common.opt (fhoist-adjacent-loads): New switch.
4881 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
4883 2012-06-12 Michael Matz <matz@suse.de>
4885 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
4886 (nonoverlapping_memrefs_p): Don't call it here ...
4887 (true_dependence_1): ... but here.
4889 2012-06-12 Richard Guenther <rguenther@suse.de>
4891 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
4892 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
4893 and MEM_SIZE only refines it. Reflect that and be less conservative
4894 if either of the latter is not known.
4896 2012-06-12 Jakub Jelinek <jakub@redhat.com>
4898 PR rtl-optimization/53589
4899 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
4900 discovery even when e->dest != target. If any LABEL_REF points
4901 to e->dest label, redirect it to target's label.
4903 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
4905 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
4906 condition for generating REG_FRAME_RELATED_EXPR note.
4907 (pop): Add code for generating REG_CFA_RESTORE,
4908 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
4909 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
4910 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
4912 2012-06-11 Richard Henderson <rth@redhat.com>
4914 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
4915 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
4917 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
4919 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
4921 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
4922 Mention that this hook needs to be defined for native TLS.
4923 * doc/tm.texi: Regenerate.
4925 2012-06-11 Mike Stump <mikestump@comcast.net>
4927 * emit-rtl.c (init_emit_once): Iterate through the
4928 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
4929 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
4930 all the MIN_MODE_PARTIAL_INT modes anymore.
4932 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
4934 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
4936 2012-06-11 Roland McGrath <mcgrathr@google.com>
4938 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
4939 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
4940 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
4943 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
4946 * config/sh/sh.md (fmasf4): New expander.
4947 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
4948 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
4949 * config/sh/sh.opt (mfused-madd): Remove.
4950 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
4951 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
4952 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
4954 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
4957 2012-06-11 Richard Henderson <rth@redhat.com>
4959 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
4961 2012-06-11 Richard Guenther <rguenther@suse.de>
4964 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
4965 replace it with the first non-BLOCK context.
4967 2012-06-11 Richard Guenther <rguenther@suse.de>
4969 * alias.c (aliases_everything_p): Remove.
4970 (DIFFERENT_ALIAS_SETS_P): Likewise.
4971 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
4972 Do not use aliases_everything_p or special-case ANDs. Do not
4973 special-case BLKmode moves.
4974 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
4977 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
4979 Fix CRIS build errors with --enable-build-with-cxx.
4980 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
4981 variable "and" to "andop".
4982 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
4983 temporary variable for memory model, passing C++-type-correct
4984 parameter type to expand_mem_thread_fence.
4985 ("atomic_compare_and_swap<mode>"): Ditto.
4987 2012-06-09 Richard Henderson <rth@redhat.com>
4990 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
4991 (pass_jump): Rename from pass_jump2.
4992 (execute_jump2, pass_jump2): New.
4993 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
4994 perform cfg cleanup here. Move the test of PUSH_ROUNDING
4995 and ACCUMULATE_OUTGOING_ARGS test...
4996 (gate_handle_stack_adjustments): ... here.
4997 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
4998 Place new pass_jump2 after pass_stack_adjustments.
4999 * tree-pass.h (pass_jump): Declare.
5001 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
5003 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
5006 2012-06-08 Richard Henderson <rth@redhat.com>
5009 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
5010 note to a clobber insn when no other insn is available.
5012 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
5014 * config/avr/avr.c (avr_case_values_threshold): Return 7.
5016 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
5018 * genhooks.c (main): Set progname.
5019 (emit_documentation): Remove variable found_start, always bail out
5020 when a place is missing.
5021 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
5023 2012-06-07 Jakub Jelinek <jakub@redhat.com>
5026 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
5027 call walk_gimple_seq_mod instead of walk_gimple_seq.
5028 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
5029 scan_omp_for, scan_omp_sections, scan_omp_single,
5030 execute_lower_omp): Adjust callers.
5031 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
5032 returns false, replace stmt with GIMPLE_NOP.
5033 (check_omp_nesting_restrictions): Instead of issuing warnings,
5034 issue errors and return false if any errors were reported.
5036 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
5038 * doc/invoke.texi (fconserve-space): Remove documentation.
5040 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
5042 * config/rs6000/rs6000-tables.opt: Regenerated.
5044 2012-06-06 Richard Guenther <rguenther@suse.de>
5046 PR tree-optimization/53081
5047 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
5048 (adjacent_dr_p): ... this and make it work for reads, too.
5049 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
5050 (struct partition_s): Change main_stmt to main_dr, add
5051 secondary_dr member.
5052 (build_size_arg_loc): Change to date data-reference and not
5054 (build_addr_arg_loc): New function split out from ...
5055 (generate_memset_builtin): ... here. Use it and simplify.
5056 (generate_memcpy_builtin): New function.
5057 (generate_code_for_partition): Adjust.
5058 (classify_partition): Streamline pattern detection. Detect memcpy.
5059 (ldist_gen): Adjust.
5060 (tree_loop_distribution): Adjust seed statements for memcpy
5063 2012-06-06 Matt Turner <mattst88@gmail.com>
5065 * config/arm/mmintrin.h (_mm_empty): New.
5068 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
5070 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
5071 * common.opt (fsched-pressure-algorithm=): Remove.
5072 * flag-types.h (sched_pressure_algorithm): Move to...
5073 * sched-int.h (sched_pressure_algorithm): ...here.
5074 * params.def (sched-pressure-algorithm): New param.
5075 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
5076 * common/config/s390/s390-common.c (s390_option_optimization_table):
5077 Remove OPT_fsched_pressure_algorithm_ entry.
5078 * config/s390/s390.c (s390_option_override): Set a default value for
5079 PARAM_SCHED_PRESSURE_ALGORITHM.
5081 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
5084 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
5085 doing an unsigned compare, make sure the second argument is not a
5087 (rs6000_emit_cmove): Don't allow floating point comparisons when
5088 generating ISEL moves.
5090 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
5092 * config/rs6000/e5500.md: New file.
5093 * config/rs6000/e6500.md: New file.
5094 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5096 (rs6000_option_override_internal): Altivec and Spe options not
5097 allowed with e5500. Spe options not allowed with e6500. Increase
5098 move inline limit for e5500 and e6500. Disable string instructions
5099 for e5500 and e6500. Enable branch targets alignment for e5500 and
5100 e6500. Initialize rs6000_cost for e5500 and e6500.
5101 (rs6000_adjust_cost): Add extra scheduling cycles between compare
5102 and brnach for e5500 and e6500.
5103 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
5104 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
5106 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
5107 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
5109 Include e5500.md and e6500.md.
5110 * config/rs6000/rs6000-opt.h (processor_type): Add
5111 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
5112 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
5113 (powerpc*-*-*): Add new cores e5500, e6500.
5114 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
5116 2012-06-05 Richard Guenther <rguenther@suse.de>
5118 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
5120 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
5123 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
5124 is used for x86_64-*-*.
5126 2012-06-05 Richard Guenther <rguenther@suse.de>
5128 PR tree-optimization/30442
5129 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
5130 vectorization stop analysis at the first stmt we cannot compute
5131 a data-reference for instead of giving up completely.
5133 2012-06-05 Richard Guenther <rguenther@suse.de>
5135 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
5136 (partition_alloc): Initialize it.
5137 (partition_has_writes): New function.
5138 (rdg_flag_uses): Adjust.
5139 (rdg_flag_vertex): Likewise.
5140 (rdg_flag_vertex_and_dependent): Likewise.
5141 (rdg_flag_loop_exits): Likewise.
5142 (build_rdg_partition_for_component): Likewise.
5143 (rdg_build_partitions): Likewise.
5145 2012-06-05 Richard Guenther <rguenther@suse.de>
5147 PR tree-optimization/53081
5148 * tree-loop-distribution.c (generate_memset_builtin): Handle all
5149 kinds of byte-sized stores.
5150 (classify_partition): Likewise.
5151 (tree_loop_distribution): Adjust seed statements used for
5152 !flag_tree_loop_distribution.
5154 2012-06-05 Alan Modra <amodra@gmail.com>
5156 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
5157 (rs6000_emit_prologue): Ensure register used for inline saves
5158 of vector regs is not the static chain register. Revise comment.
5160 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
5162 * doc/md.texi (Standard Pattern Names For Generation): Document
5165 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
5168 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
5170 2012-06-04 Jason Merrill <jason@redhat.com>
5172 * dwarf2out.c (is_unit_die): New.
5173 (copy_declaration_context, copy_ancestor_tree): Use it.
5174 (copy_decls_walk): Likewise.
5176 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
5179 * doc/invoke.texi (Wenum-compare): Update documentation.
5181 2012-06-04 Dodji Seketeli <dodji@redhat.com>
5183 PR preprocessor/53463
5184 * parser.c (cp_parser_assignment_expression): Use the location
5185 for the '=' as the default location for the expression.
5187 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
5190 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
5192 (altivec_stvlxl): Ditto.
5193 (altivec_stvrx): Ditto.
5194 (altivec_stvrxl): Ditto.
5196 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
5198 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
5199 (ira_uniform_class_p): New macro.
5201 * ira.c (setup_uniform_class_p): New function.
5202 (setup_allocno_and_important_classes): Call the function.
5203 (print_unform_and_important_classes): New function.
5204 (print_classes): Rename to print_translated_classes.
5205 (ira_debug_allocno_classes): Add call of
5206 print_unform_and_important_classes.
5208 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
5209 classes instead of pressure classes.
5211 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
5214 * trans-mem.c (expand_block_edges): Do not skip the first
5215 statement when resetting the BB.
5217 2012-06-04 Richard Guenther <rguenther@suse.de>
5219 * tree-data-ref.c (stores_from_loop): Remove.
5220 (stmt_with_adjacent_zero_store_dr_p): Likewise.
5221 (stores_zero_from_loop): Likewise.
5222 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
5223 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
5224 (adjacent_store_dr_p): New function.
5225 * tree-loop-distribution.c (generate_memset_builtin): Pass
5226 the RDG, use the already available data-reference.
5227 (generate_code_for_partition): Pass down RDG.
5228 (classify_partition): Inline parts of the former
5229 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
5230 (ldist_gen): Remember if there was any detected builtin and
5231 do less work if not and flag_tree_loop_distribution is not set.
5232 (tree_loop_distribution): Inline and fuse stores_from_loop
5233 and stores_zero_from_loop here.
5235 2012-06-04 Richard Guenther <rguenther@suse.de>
5238 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
5239 create new assembler names.
5241 2012-06-04 Richard Guenther <rguenther@suse.de>
5243 * tree-data-ref.c (struct rdg_vertex_info): Remove.
5244 (rdg_vertex_for_stmt): Simplify using gimple_uid.
5245 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
5246 hashtable. Record stmt data-references.
5247 (hash_stmt_vertex_info): Remove.
5248 (eq_stmt_vertex_info): Likewise.
5249 (hash_stmt_vertex_del): Likewise.
5250 (build_empty_rdg): Simplify.
5251 (build_rdg): Adjust.
5252 (free_rdg): Likewise.
5253 (ref_base_address): Remove.
5254 (have_similar_memory_accesses): Likewise.
5255 * tree-data-ref.h (create_rdg_vertices): Remove.
5256 (struct rdg_vertex): Add datarefs member.
5257 (RDGV_DATAREFS): New define.
5258 (RDG_DATAREFS): Likewise.
5259 (have_similar_memory_accesses): Remove.
5260 (rdg_has_similar_memory_accesses): Likewise.
5261 * tree-loop-distribution.c (ref_base_address): Re-implement here.
5262 (similar_memory_accesses): Re-implement using existing data-references.
5263 (tree_loop_distribution): Initialize stmt uids for the stmt to
5265 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
5266 access stmt vinfo for stmts in loop.
5268 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
5271 * config/m68k/m68k.md ("tablejump"): Fix check for
5272 CASE_VECTOR_PC_RELATIVE.
5274 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
5276 * output.h (merge_weak, assemble_alias,
5277 initializer_constant_valid_p,
5278 initializer_constant_valid_for_bitfield_p): Move protos from here...
5279 * tree.h: ... to here.
5280 * cgraphclones.c: Do not include output.h.
5281 * gimplify.c: Likewise.
5282 * reload.c: Likewise.
5283 * recog.c: Likewise.
5284 * tree-ssa-loop-ivopts.c: Likewise.
5285 * tree-switch-conversion.c: Likewise.
5286 * c-parser.c: Likewise.
5287 * c-typeck.c: Likewise.
5288 * Makefile.in: Fix dependencies.
5290 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
5293 * config/avr/avr-stdint.h: New file.
5294 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
5297 2012-06-04 Jakub Jelinek <jakub@redhat.com>
5299 PR tree-optimization/53550
5300 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
5301 is POINTER_TYPE_P, use sizetype as step type instead of type.
5303 2012-06-04 Richard Guenther <rguenther@suse.de>
5305 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
5306 (ref_base_address_1): Likewise.
5307 (remove_similar_memory_refs): Likewise.
5308 * tree-data-ref.h (remove_similar_memory_refs): Remove.
5309 * tree-loop-distribution.c (classify_partition): Do not classify
5310 as builtin if -ftree-loop-distribute-patterns is not enabled.
5311 (fuse_partitions_with_similar_memory_accesses): Inline ...
5312 (ldist_gen): ... here. Fuse all non-builtin partitions if
5313 -ftree-loop-distribution is not enabled. Properly return
5314 the number of created partitions. Do not update SSA form here but ...
5315 (tree_loop_distribution): ... once here for the whole function.
5316 Only walk innermost loops, constrain loops we consider here
5317 further. Do not call remove_similar_memory_refs.
5318 (distribute_loop): Do not check number of loop nodes here.
5320 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
5322 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
5324 2012-06-03 Martin Jambor <mjambor@suse.cz>
5326 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
5327 (ipa_get_jf_known_type_base_type): Likewise.
5328 (ipa_get_jf_known_type_component_type): Likewise.
5329 (ipa_get_jf_constant): Likewise.
5330 (ipa_get_jf_pass_through_formal_id): Likewise.
5331 (ipa_get_jf_pass_through_operation): Likewise.
5332 (ipa_get_jf_ancestor_offset): Likewise.
5333 (ipa_get_jf_ancestor_type): Likewise.
5334 (ipa_get_jf_ancestor_formal_id): Likewise.
5335 (ipa_get_jf_member_ptr_pfn): Likewise.
5336 * ipa-prop.c (ipa_set_jf_known_type): New function.
5337 (ipa_set_jf_constant): Likewise.
5338 (ipa_set_jf_simple_pass_through): Likewise.
5339 (ipa_set_jf_arith_pass_through): Likewise.
5340 (ipa_set_ancestor_jf): Likewise.
5341 (fill_member_ptr_cst_jump_function): Moved up and renamed to
5342 ipa_set_jf_member_ptr_cst.
5343 (detect_type_change_1): Use the new jump function creation functions.
5344 (compute_complex_assign_jump_func): Likewise.
5345 (compute_complex_ancestor_jump_func): Likewise.
5346 (compute_known_type_jump_func): Likewise.
5347 (compute_scalar_jump_functions): Likewise.
5348 (compute_pass_through_member_ptrs): Likewise.
5349 (determine_cst_member_ptr): Likewise.
5350 (combine_known_type_and_ancestor_jfs): Likewise.
5351 (try_make_edge_direct_simple_call): Likewise.
5352 (try_make_edge_direct_virtual_call): Likewise.
5353 (update_indirect_edges_after_inlining): Likewise.
5354 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
5355 access functions. Incorporat NOP_EXPR and BINFO handling from its
5357 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
5358 which was in its callers.
5359 (ipa_value_from_jfunc): Use jump function access functions. Some
5360 functionality moved to functions above.
5361 (propagate_vals_accross_ancestor): Likewise.
5362 (propagate_vals_accross_pass_through): Use jump function access
5364 (propagate_accross_jump_function): Likewise.
5365 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
5367 (inline_merge_summary): Likewise.
5369 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5371 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
5372 * config/pa/pa.c (pa_attr_length_millicode_call): Use
5373 MAX_PCREL17F_OFFSET instead of fixed offset.
5374 (pa_attr_length_call): Likewise.
5375 (pa_attr_length_indirect_call): Likewise.
5377 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
5380 * config/sh/sh.opt (mfsca, mfsrra): New options.
5381 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
5383 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
5384 (sinssf2, cossf2): Fold expanders to ...
5385 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
5386 TARGET_FSCA condition.
5387 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
5389 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
5390 -mno-fsca, -mfsrra, -mno-fsrra.
5392 2012-06-03 Matt Turner <mattst88@gmail.com>
5394 * config/mips/4600.md (r4700_imul_si): New.
5395 (r4700_imul_di): New.
5396 (r4700_fmul_single): New.
5397 (r4700_fmul_double): New.
5398 * config/mips/mips-cpus.def: Add r4700.
5399 * config/mips/mips.c: Likewise.
5400 * config/mips/mips.md: Likewise.
5401 * config/mips/mips-tables.opt: Regenerate.
5403 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
5405 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
5406 new function sparc_initial_elimination_offset.
5407 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
5409 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
5412 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
5414 * expmed.c (expand_mult, choose_multiplier): Change
5415 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
5416 * expr.c (convert_modes): Likewise.
5417 * explow.c (plus_constant): Likewise.
5418 * fixed-value.c (fixed_saturate1, fixed_saturate2)
5419 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
5420 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
5421 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
5422 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
5423 (do_fixed_shift, fixed_convert, fixed_convert)
5424 (fixed_convert_from_int, fixed_convert_from_int)
5425 (fixed_convert_from_real): Likewise.
5426 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
5427 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
5428 * varasm.c (output_constructor_bitfield): Likewise.
5429 * tree-vrp.c (register_edge_assert_for_2): Likewise.
5430 * double-int.c (rshift_double, lshift_double): Likewise.
5431 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
5433 * simplify-rtx.c (mode_signbit_p)
5434 (simplify_const_unary_operation, simplify_binary_operation_1)
5435 (simplify_immed_subreg): Likewise.
5436 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
5437 * tree-vect-generic.c (build_replicated_const): Likewise.
5438 * dbxout.c (stabstr_O): Likewise.
5439 * emit-rtl.c (immed_double_int_const, immed_double_const)
5440 (gen_lowpart_common, init_emit_once): Likewise.
5441 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
5442 (widest_int_cst_value, upper_bound_in_type): Likewise.
5443 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
5444 (fixup_unsigned_type): Likewise.
5445 * real.c (real_to_integer2, real_from_integer): Likewise.
5446 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
5447 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
5449 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
5452 * fold-const.c (fold_binary_loc): Refine previous change.
5454 2012-06-01 Olivier Hainque <hainque@adacore.com>
5456 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
5457 the "do {" part of the do-while(0) loop.
5459 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
5461 * config/i386/i386.c (x86_sched_reorder): New function.
5462 Added new function x86_sched_reorder.
5464 2012-06-01 Richard Guenther <rguenther@suse.de>
5466 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
5468 (classify_partition): Likewise.
5470 2012-06-01 Richard Guenther <rguenther@suse.de>
5472 * tree-loop-distribution.c (enum partition_kind): New enum.
5473 (struct partition_s): Add kind and main_stmt members.
5474 (partition_alloc): Initialize kind to PKIND_NORMAL.
5475 (partition_builtin_p): New function.
5476 (copy_loop_before): Remove failure path and assert instead.
5477 (generate_loops_for_partition): Likewise.
5478 (generate_memset_zero): Fold into ...
5479 (generate_memset_builtin): ... this.
5480 (classify_partition): New function with code from
5481 can_generate_builtin and generate_builtin.
5482 (generate_builtin): Remove.
5483 (can_generate_builtin): Likewise.
5484 (fuse_partitions_with_similar_memory_accesses): Call
5485 partition_builtin_p instead of can_generate_builtin.
5486 (rdg_build_partitions): Do not call
5487 fuse_partitions_with_similar_memory_accesses here...
5488 (ldist_gen): ... but here after classifying all partitions.
5489 Remove failure path of generate_code_for_partition.
5490 (generate_code_for_partition): Generate code according
5491 to partition classification.
5493 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
5494 Jonathan Wakely <jwakely.gcc@gmail.com>
5497 * doc/invoke.texi (Warning Options): Explain purpose and differences
5498 between -Wmissing-prototypes and -Wmissing-declarations.
5500 2012-06-01 Christian Bruel <christian.bruel@st.com>
5502 * gcc.c (save_switch): Add user_p parameter.
5503 (read_specs): Likewise.
5504 (set_specs): Likewise.
5505 (validate_switches): Likewise.
5506 (validate_switches_from_spec): Likewise.
5507 (validate_all_switches): Pass on user_p parameter.
5508 (struct spec_list): Add user_p field.
5509 (struct switchstr): Add known field.
5510 (save_switch): Add known parameter.
5511 (INIT_STATIC_SPEC): Initialize user_p;
5512 (driver_unknown_option_callbac): call save_switch if
5513 OPT_SPECIAL_unknown.
5514 (driver_handle_option): Propagate OPT_specs.
5515 (do_spec_1): Set validated only if known.
5516 (check_live_switch): Likewise.
5517 (validate_switches): Set validated if known or user_spec.
5519 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
5521 Add CRIS atomic patterns for 1, 2, and 4 bytes.
5522 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
5523 * config/cris/cris-protos.h: Declare it.
5524 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
5525 (TARGET_DEFAULT): Add alignment by 32.
5526 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
5527 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
5528 TARGET_CPU_DEFAULT == 32.
5529 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
5530 * config/cris/cris.md: Include sync.md. Avoid allocating specific
5531 numbers by replacing the define_constants for all UNSPECs with the
5532 equivalent define_c_enum construct.
5533 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
5534 * config/cris/sync.md: New file.
5536 2012-05-31 Matt Turner <mattst88@gmail.com>
5538 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
5539 (r4600_imul_di): New.
5540 (r4600_idiv_si): Rename from r4600_idiv.
5541 (r4600_idiv_di): New.
5543 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
5545 * output.h (__gcc_host_wide_int__): Move to hwint.h.
5546 (decl_default_tls_model): Move to tree.h
5547 (dump_file): Move to system.h.
5548 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
5549 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
5550 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
5551 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
5552 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
5553 dbxout_stab_value_internal_label,
5554 dbxout_stab_value_internal_label_diff): Move from here ...
5555 * dbxout.h: ... to here.
5556 * system.h (dump_file): Moved here from output.h.
5557 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
5558 * tree.h (decl_default_tls_model): Moved here from output.h.
5559 * varasm.c (default_stabs_asm_out_destructor,
5560 default_stabs_asm_out_constructor): Move from here ...
5561 * dbxout.c: ... to here.
5563 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
5565 * collect2.h (dump_file): Rename to dump_ld_file.
5566 * collect2.c: Likewise.
5567 * tlink.c: Likewise.
5569 * alias.c: Do not include output.h.
5570 * auto-inc-dec.c: Likewise.
5571 * bt-load.c: Likewise.
5572 * caller-save.c: Likewise.
5574 * cfgbuild.c: Likewise.
5575 * cfgcleanup.c: Likewise.
5576 * cfglayout.c: Likewise.
5577 * cfgloop.c: Likewise.
5578 * cfgloopanal.c: Likewise.
5579 * cfgloopmanip.c: Likewise.
5580 * cfgrtl.c: Likewise.
5581 * cgraph.c: Likewise.
5582 * cgraphclones.c: Likewise.
5583 * combine-stack-adj.c: Likewise.
5584 * combine.c: Likewise.
5585 * cprop.c: Likewise.
5587 * cselib.c: Likewise.
5588 * dbgcnt.c: Likewise.
5589 * df-problems.c: Likewise.
5590 * df-scan.c: Likewise.
5591 * dojump.c: Likewise.
5592 * fwprop.c: Likewise.
5594 * graph.c: Likewise.
5595 * haifa-sched.c: Likewise.
5596 * hw-doloop.c: Likewise.
5597 * ipa-inline-transform.c: Likewise.
5598 * ipa-pure-const.c: Likewise.
5599 * ipa-reference.c: Likewise.
5600 * ipa-utils.c: Likewise.
5601 * ira-build.c: Likewise.
5602 * ira-emit.c: Likewise.
5604 * loop-doloop.c: Likewise.
5605 * loop-invariant.c: Likewise.
5606 * loop-iv.c: Likewise.
5607 * loop-unroll.c: Likewise.
5608 * loop-unswitch.c: Likewise.
5609 * lto-cgraph.c: Likewise.
5610 * lto-section-in.c: Likewise.
5611 * lto-streamer-in.c: Likewise.
5613 * mode-switching.c: Likewise.
5614 * postreload-gcse.c: Likewise.
5615 * postreload.c: Likewise.
5616 * predict.c: Likewise.
5617 * profile.c: Likewise.
5619 * reg-stack.c: Likewise.
5620 * regcprop.c: Likewise.
5621 * regmove.c: Likewise.
5622 * regstat.c: Likewise.
5623 * reload1.c: Likewise.
5624 * sched-ebb.c: Likewise.
5625 * sel-sched-dump.c: Likewise.
5626 * simplify-rtx.c: Likewise.
5627 * stor-layout.c: Likewise.
5628 * store-motion.c: Likewise.
5629 * tracer.c: Likewise.
5630 * tree-affine.c: Likewise.
5631 * tree-cfg.c: Likewise.
5632 * tree-cfgcleanup.c: Likewise.
5633 * tree-dfa.c: Likewise.
5634 * tree-into-ssa.c: Likewise.
5635 * tree-nomudflap.c: Likewise.
5636 * tree-optimize.c: Likewise.
5637 * tree-pretty-print.c: Likewise.
5638 * tree-profile.c: Likewise.
5639 * tree-ssa-address.c: Likewise.
5640 * tree-ssa-ccp.c: Likewise.
5641 * tree-ssa-copy.c: Likewise.
5642 * tree-ssa-dom.c: Likewise.
5643 * tree-ssa-loop-ch.c: Likewise.
5644 * tree-ssa-loop-im.c: Likewise.
5645 * tree-ssa-loop-manip.c: Likewise.
5646 * tree-ssa-loop-niter.c: Likewise.
5647 * tree-ssa-loop-prefetch.c: Likewise.
5648 * tree-ssa-loop-unswitch.c: Likewise.
5649 * tree-ssa-loop.c: Likewise.
5650 * tree-ssa-propagate.c: Likewise.
5651 * tree-ssa-structalias.c: Likewise.
5652 * tree-ssa-tail-merge.c: Likewise.
5653 * tree-ssa-threadedge.c: Likewise.
5654 * tree-ssa-threadupdate.c: Likewise.
5655 * tree-ssa-uncprop.c: Likewise.
5656 * tree-ssa-uninit.c: Likewise.
5657 * tree-ssa.c: Likewise.
5658 * value-prof.c: Likewise.
5659 * var-tracking.c: Likewise.
5662 * config/m32r/m32r.c: Include dbxout.h.
5663 * config/pa/pa.c: Likewise.
5664 * config/rs6000/rs6000.c: Likewise.
5666 * Makefile.in: Fix dependencies.
5667 * config/rs6000/t-rs5000: Likewise.
5669 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
5671 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
5672 * gimple.h (block_in_transaction): Check for flag_tm.
5674 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
5676 PR tree-optimization/52558
5677 * cfg.c (alloc_aux_for_edge): Fix comment.
5678 (alloc_aux_for_edge): Remove static.
5679 * basic-block.h (alloc_aux_for_edge): Protoize.
5680 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
5681 (execute_sm_if_changed_flag): New.
5682 (execute_sm_if_changed_flag_set): New.
5683 (execute_sm): Do not generate data races unless requested.
5684 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
5685 (tree_ssa_lim_finalize): Call free_aux_for_edges.
5686 * gimple.h (block_in_transaction): New.
5687 (gimple_in_transaction): Use block_in_transaction.
5689 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
5692 * config/avr/avr.opt (-msp8): Document it.
5693 * doc/invoke.texi (AVR Options): Ditto. And document related
5696 2012-05-31 Diego Novillo <dnovillo@google.com>
5698 * configure.ac (CXX_FOR_BUILD): Define and substitute.
5699 (BUILD_CXXFLAGS): Define and substitute.
5700 * Makefile.in (BUILD_CXXFLAGS): Define.
5701 (CXX_FOR_BUILD): Define.
5702 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
5703 (LINKER_FOR_BUILD): Likewise.
5704 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
5705 (BUILD_LINKERFLAGS): Likewise.
5706 * configure: Regenerate.
5708 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
5710 * Makefile.in: Fix many dependencies.
5711 * tree-profile.c: Don't include regs.h.
5712 * tree-vectorizer.c: Don't include cfglayout.h.
5713 * tree-vect-stmts.c: Likewise.
5714 * tree-vect-slp.c: Likewise.
5715 * tree-vect-loop.c: Likewise.
5716 * reg-stack.c: Likewise.
5717 * tree-ssa-loop-manip.c: Likewise.
5718 * toplev.c: Likewise.
5719 * varasm.c: Don't include cfglayout.h, basic-block.h,
5720 and tree-iterator.h.
5721 * tree-cfgcleanup.c: Don't include cfglayout.h.
5722 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
5723 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
5724 * cgraphclones.c: Don't include plugin.h.
5726 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
5728 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
5729 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
5730 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
5732 2012-05-31 Richard Guenther <rguenther@suse.de>
5734 * tree-loop-distribution.c (struct partition_s): New struct,
5735 typedef and vector type.
5736 (partition_alloc, partition_free): New functions.
5737 (generate_loops_for_partition, generate_builtin,
5738 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
5739 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
5740 build_rdg_partition_for_component, can_generate_builtin,
5741 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
5742 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
5743 number_of_rw_in_partition, partition_contains_all_rw,
5744 ldist_gen): Use partition_t instead of bitmap.
5746 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
5748 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
5749 * doc/avr-mmcu.texi: Regenerate.
5751 2012-05-31 Richard Guenther <rguenther@suse.de>
5753 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
5754 Use FOR_EACH_SSA_DEF_OPERAND.
5755 (generate_builtin): Adjust.
5756 (stmt_generated_in_another_partition): Remove.
5757 (add_scalar_computations_to_partition): Likewise.
5758 (rdg_build_partitions): Do not call
5759 add_scalar_computations_to_partition.
5761 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
5763 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
5764 double ints throughout.
5765 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
5766 Check that the position of the field is representable as an integer.
5768 2012-05-31 Richard Guenther <rguenther@suse.de>
5770 * tree-data-ref.c (dr_analyze_innermost): Properly convert
5771 the MEM_REF offset to sizetype.
5773 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
5775 * doc/invoke.texi (AVR Options): Fix typos.
5777 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
5779 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
5781 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
5782 non-v32 into --march=v0_v10.
5784 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
5786 * ira-int.h (target_ira_int): Rename x_move_cost to
5787 x_ira_register_move_cost, x_may_move_in_cost to
5788 x_ira_may_move_in_cost and x_may_move_out_cost to
5789 x_ira_may_move_out_cost. Delete the old fields with
5790 those names and also x_ira_max_register_move_cost,
5791 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
5792 (move_cost, may_move_in_cost, may_move_out_cost)
5793 (ira_max_register_move_cost, ira_max_may_move_in_cost)
5794 (ira_max_may_move_out_cost): Delete.
5795 * ira.c (init_move_cost): Rename to...
5796 (ira_init_register_move_cost): ...this, deleting the old
5797 function with that name. Apply above variable renamings.
5798 Retain asserts for null fields.
5799 (ira_init_once): Don't initialize register move costs here.
5800 (free_register_move_costs): Apply above variable renamings.
5801 Remove code for deleted fields.
5803 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
5805 * ira.c (init_move_cost): Adjust choice of subclasses to match
5806 the current ira_init_register_move_cost choice. Use
5807 ira_class_subset_p instead of reg_class_subset_p.
5808 (ira_init_register_move_cost): Assert that move_cost,
5809 may_move_in_cost and may_move_out_cost already hold the desired
5810 values for their ira_* equivalents. For the latter two,
5811 ignore classes that can't store a register of the given mode.
5813 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
5815 * ira.c (setup_allocno_and_important_classes): Use
5816 ira_class_hard_regs_num to check whether a class has any
5817 allocatable registers.
5818 (ira_init_register_move_cost): Likewise.
5820 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
5822 * ira.c (init_move_cost): Adjust local variable names to match
5823 file conventions. Use ira_assert instead of gcc_assert.
5825 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
5827 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
5828 Move these definitions and associated target_globals fields to...
5829 * ira-int.h: ...here.
5830 * rtl.h (init_move_cost): Delete.
5831 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
5832 * ira.c: ...here, making the latter static.
5834 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
5836 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
5837 and ira_register_move_cost instead of init_move_cost and move_cost.
5839 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
5841 * ira.h (target_ira): Delete x_ira_available_class_regs.
5842 (ira_available_class_regs): Delete.
5843 * ira.c (setup_available_class_regs): Delete.
5844 (setup_alloc_classes): Don't call it.
5845 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
5846 ira_available_class_regs.
5847 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
5848 (model_spill_cost): Likewise.
5849 * ira-build.c (low_pressure_loop_node_p): Likewise.
5850 * ira-color.c (color_pass): Likewise.
5851 * ira-emit.c (change_loop): Likewise.
5852 * ira-lives.c (inc_register_pressure, dec_register_pressure)
5853 (single_reg_class, ira_implicitly_set_insn_hard_regs)
5854 (process_bb_node_lives): Likewise.
5855 * loop-invariant.c (gain_for_invariant): Likewise.
5857 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5860 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
5861 (pa_section_type_flags): New.
5862 (pa_legitimate_constant_p): Revert previous change.
5864 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
5866 * ira.c (allocate_initial_values): Make static.
5868 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
5870 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
5871 Generate tls_initial_exec_64_sun only when !TARGET_X32.
5873 2012-05-30 Richard Guenther <rguenther@suse.de>
5876 * fold-const.c (fold_binary_loc): Make sure to call
5877 fold_plusminus_mult_expr with the original sign of operands.
5879 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
5881 * Makefile.in: Fix many dependencies.
5882 (DWARF2_H): Depend on dwarf2.def.
5883 (RTL_ERROR_H): Depend on rtl-error.h.
5884 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
5885 all gimple-pretty-print.h and tree-pretty-print.h references.
5887 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
5889 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
5892 2012-05-30 Richard Guenther <rguenther@suse.de>
5895 * tree-emutls.c (gen_emutls_addr): Do not add globals to
5898 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
5900 * explow.c (probe_stack_range): Restore simple control flow and stop
5901 again when the probe cannot be generated if HAVE_check_stack.
5903 2012-05-30 Jakub Jelinek <jakub@redhat.com>
5905 PR rtl-optimization/53519
5906 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
5907 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
5909 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5911 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
5913 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
5916 * doc/tm.texi: Update.
5917 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
5918 * target.def (force_at_comp_dir): New hook.
5919 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
5920 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
5922 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
5924 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
5926 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
5927 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
5929 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
5932 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
5933 flag_unsafe_math_optimizations is set.
5934 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
5935 Update description of -mfused-madd.
5937 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
5940 * config/sh/predicates.md (atomic_arith_operand,
5941 atomic_logical_operand): New predicates.
5942 * config/sh/sh.c (sh_option_override): Check atomic options.
5943 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
5944 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
5945 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
5946 UNSUPPORTED_HARD_ATOMIC_CPU.
5947 * config/sh/sync.md: Update description comments.
5948 (I12): New mode iterator.
5949 (fetchop_predicate, fetchop_constraint): New code attributes.
5950 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
5951 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
5952 atomic_fetch_<fetchop_name>si_hard,
5953 atomic_fetch_<fetchop_name><mode>_hard,
5954 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
5955 atomic_<fetchop_name>_fetchsi_hard,
5956 atomic_<fetchop_name>_fetch<mode>_hard,
5957 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
5958 atomic_test_and_set_hard): New insns.
5959 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
5960 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
5961 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
5962 atomic_test_and_set_soft): Use same formatting for the first line of
5963 the asm block as in new insns above.
5964 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
5965 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
5966 atomic_test_and_set): Integrate new *_hard insns into expanders.
5967 * config/sh/sh.opt (mhard-atomic): New option.
5968 * doc/invoke.texi (SH Options): Document it.
5970 2012-05-29 Meador Inge <meadori@codesourcery.com>
5972 * c-decl.c (c_push_function_context): Always create a new language
5974 (c_pop_function_context): Clear the language function created in
5975 c_push_function_context.
5977 2012-05-29 Matt Turner <mattst88@gmail.com>
5979 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
5980 (define_bypass "ev6_fcmov"): New.
5982 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
5984 * integrate.c: Remove.
5985 * integrate.h: Remove.
5986 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
5987 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
5988 * config/rs6000/t-rs6000: Likewise
5989 * config/spu/t-spu-elf: Likewise.
5990 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
5991 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
5992 from integrate.h to here.
5993 (initial_value_entry): New prototype.
5994 * reload.h (allocate_initial_values): Remove prototype.
5995 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
5996 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
5998 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
5999 set_decl_abstract_flags, set_block_abstract_flags): Move from
6000 integrate.c to here, the only user.
6001 * expmed.c (extract_fixed_bit_field): Remove outdated comment
6003 * function.c: Don't include integrate.h.
6004 (struct initial_value_pair, struct initial_value_struct,
6005 get_hard_reg_initial_val, has_hard_reg_initial_val,
6006 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
6007 integrate.c to here.
6008 (initial_value_entry): New function.
6009 * genemit.c (main): Don't print integrate.h include line.
6010 * ira.c: Don't include integrate.h.
6011 (allocate_initial_values): Move from integrate.c to here.
6012 (ira): Update allocate_initial_values call.
6013 * tree-inline.c: Don't include integrate.h.
6014 (function_attribute_inlinable_p): Moved from integrate.c to here.
6015 * cfgexpand.c: Don't include integrate.h.
6016 * except.c: Likewise.
6017 * langhooks.c: Likewise.
6018 * passes.c: Likewise.
6019 * toplev.c: Likewise.
6020 * config/frv/frv.c: Likewise.
6021 * config/pa/pa.c: Likewise.
6022 * config/spu/spu.c: Likewise.
6023 * config/epiphany/epiphany.c: Likewise.
6024 * config/mep/mep.c: Likewise.
6025 * config/score/score.c: Likewise.
6026 * config/picochip/picochip.c: Likewise.
6027 * config/sh/sh.c: Likewise.
6028 * config/alpha/alpha.c: Likewise.
6029 * config/microblaze/microblaze.c: Likewise.
6030 * config/mips/mips.c: Likewise.
6031 * config/v850/v850.c: Likewise.
6032 * config/mmix/mmix.c: Likewise.
6033 * config/bfin/bfin.c: Likewise.
6034 * config/arm/arm.c: Likewise.
6035 * config/s390/s390.c: Likewise.
6036 * config/m32r/m32r.c: Likewise.
6037 * config/rs6000/rs6000.c: Likewise.
6038 * config/c6x/c6x.c: Include function.h instead of integrate.h.
6039 * config/tilegx/tilegx.c: Likewise.
6040 * config/tilepro/tilepro.c: Likewise.
6042 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
6044 * config/avr/t-avr (s-avr-mmcu-texi): Call
6045 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
6047 2012-05-29 Michael Matz <matz@suse.de>
6049 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
6050 assign_temp): Remove 'keep' argument.
6051 (mark_temp_addr_taken): Remove prototype.
6052 * tree.h (expand_decl): Remove prototype.
6053 * function.c (struct temp_slot): Remove addr_taken and keep member.
6054 (assign_stack_temp_for_type) Don't initialize above, remove
6056 (assign_stack_temp, assign_temp): Remove keep argument.
6057 (mark_temp_addr_taken): Remove.
6058 (preserve_temp_slots): Remove handling of addr_taken and keep members.
6059 (free_temp_slots): Ditto.
6060 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
6062 * stmt.c (expand_asm_operands): Remove dead code.
6063 (expand_decl): Remove.
6064 * c-decl.c (finish_struct): Don't call expand_decl.
6065 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
6066 and assign_stack_temp.
6067 * calls.c (save_fixed_argument_area, initialize_argument_information,
6068 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
6069 * expmed.c (extract_bit_field_1): Ditto.
6070 * expr.c (emit_group_load_1, emit_group_store,
6071 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
6072 store_field, expand_constructor, expand_cond_expr_using_cmove,
6073 expand_expr_real_2, expand_expr_real_1): Ditto.
6074 * stmt.c (expand_asm_operands, expand_return): Ditto.
6076 * function.c (pop_temp_slots): Call free_temp_slots.
6077 * calls.c (store_one_arg): Don't call preserve_temp_slots or
6079 * expr.c (expand_assignment): Don't call free_temp_slots.
6081 * config/arm/arm.c (neon_expand_vector_init): Ditto.
6082 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
6083 (ix86_expand_vector_extract): Ditto.
6084 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
6085 ia64_expand_movxf_movrf): Ditto.
6086 * config/mips/mips.c (mips_expand_vi_general): Ditto.
6087 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
6088 extendsfdf2): Ditto.
6089 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
6090 rs6000_expand_vector_set, rs6000_expand_vector_extract,
6091 rs6000_allocate_stack_temp): Ditto.
6092 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
6093 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
6094 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
6095 sparc_expand_vector_init): Ditto.
6097 2012-05-29 Michael Matz <matz@suse.de>
6099 * c-tree.h (c_expand_decl): Remove prototype.
6101 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
6103 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
6104 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
6105 COMPOUND_LITERAL_EXPR.
6106 * function.c (expand_function_start): Don't call expand_decl,
6107 instead assert that we have RTL assigned.
6108 * tree-ssa-live.c (remove_unused_locals): Clear
6109 nonlocal_goto_save_area if its backing variable is removed.
6110 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
6112 (expand_decl): Assert that this does nothing.
6113 * calls.c (expand_call): Don't call mark_temp_addr_taken.
6115 2012-05-29 Richard Guenther <rguenther@suse.de>
6117 PR tree-optimization/53516
6118 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
6120 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
6122 2012-05-29 Joseph Myers <joseph@codesourcery.com>
6124 * LANGUAGES: Fix typos.
6125 * Makefile.in: Fix typos.
6126 * alias.c: Fix typos.
6127 * auto-inc-dec.c: Fix typos.
6128 * bb-reorder.c: Fix typos.
6129 * cfgcleanup.c: Fix typos.
6130 * cgraph.c: Fix typos.
6131 * cgraph.h: Fix typos.
6132 * cgraphunit.c: Fix typos.
6133 * collect2-aix.h: Fix typos.
6134 * collect2.c: Fix typos.
6135 * compare-elim.c: Fix typos.
6136 * config/alpha/vms.h: Fix typos.
6137 * config/arm/README-interworking: Fix typos.
6138 * config/arm/arm.c: Fix typos.
6139 * config/arm/iterators.md: Fix typos.
6140 * config/arm/vxworks.h: Fix typos.
6141 * config/avr/avr.c: Fix typos.
6142 * config/avr/avr.h: Fix typos.
6143 * config/avr/avr.md: Fix typos.
6144 * config/avr/builtins.def: Fix typos.
6145 * config/c6x/c6x.c: Fix typos.
6146 * config/cr16/cr16.c: Fix typos.
6147 * config/cr16/cr16.md: Fix typos.
6148 * config/cris/cris.md: Fix typos.
6149 * config/darwin.c: Fix typos.
6150 * config/darwin.opt: Fix typos.
6151 * config/i386/i386-c.c: Fix typos.
6152 * config/i386/i386.c: Fix typos.
6153 * config/ia64/ia64.c: Fix typos.
6154 * config/m68k/cf.md: Fix typos.
6155 * config/mep/mep.c: Fix typos.
6156 * config/microblaze/microblaze.c: Fix typos.
6157 * config/microblaze/microblaze.h: Fix typos.
6158 * config/mn10300/mn10300.c: Fix typos.
6159 * config/mn10300/mn10300.md: Fix typos.
6160 * config/pa/pa.c: Fix typos.
6161 * config/picochip/picochip.h: Fix typos.
6162 * config/rs6000/a2.md: Fix typos.
6163 * config/rs6000/rs6000.c: Fix typos.
6164 * config/rs6000/vector.md: Fix typos.
6165 * config/rx/rx.md: Fix typos.
6166 * config/rx/rx.opt: Fix typos.
6167 * config/s390/2097.md: Fix typos.
6168 * config/s390/s390.c: Fix typos.
6169 * config/s390/s390.h: Fix typos.
6170 * config/sh/sh.c: Fix typos.
6171 * config/sh/sh.md: Fix typos.
6172 * config/sparc/sync.md: Fix typos.
6173 * config/spu/spu.c: Fix typos.
6174 * config/spu/spu.md: Fix typos.
6175 * config/vms/vms.c: Fix typos.
6176 * config/vxworks-dummy.h: Fix typos.
6177 * config/vxworks.h: Fix typos.
6178 * cselib.c: Fix typos.
6179 * df-scan.c: Fix typos.
6181 * doc/extend.texi: Fix typos.
6182 * doc/install.texi: Fix typos.
6183 * doc/invoke.texi: Fix typos.
6184 * doc/md.texi: Fix typos.
6185 * doc/plugins.texi: Fix typos.
6186 * doc/rtl.texi: Fix typos.
6188 * dwarf2asm.c: Fix typos.
6189 * dwarf2out.c: Fix typos.
6190 * except.h: Fix typos.
6191 * expr.c: Fix typos.
6192 * fold-const.c: Fix typos.
6194 * gcse.c: Fix typos.
6195 * genautomata.c: Fix typos.
6196 * gengtype-state.c: Fix typos.
6197 * gengtype.c: Fix typos.
6198 * genhooks.c: Fix typos.
6199 * gimple-fold.c: Fix typos.
6200 * gimple-pretty-print.c: Fix typos.
6201 * gimple.c: Fix typos.
6202 * gimple.h: Fix typos.
6203 * gimplify.c: Fix typos.
6204 * graphite-interchange.c: Fix typos.
6205 * graphite-sese-to-poly.c: Fix typos.
6206 * ifcvt.c: Fix typos.
6207 * input.c: Fix typos.
6208 * ipa-cp.c: Fix typos.
6209 * ipa-inline-analysis.c: Fix typos.
6210 * ipa-inline-transform.c: Fix typos.
6211 * ipa-inline.c: Fix typos.
6212 * ipa-pure-const.c: Fix typos.
6213 * ipa-ref.h: Fix typos.
6214 * ipa-reference.c: Fix typos.
6215 * ipa-utils.c: Fix typos.
6217 * ira-emit.c: Fix typos.
6218 * ira-lives.c: Fix typos.
6219 * lto-streamer.c: Fix typos.
6220 * lto-streamer.h: Fix typos.
6221 * lto-wrapper.c: Fix typos.
6223 * mode-switching.c: Fix typos.
6224 * modulo-sched.c: Fix typos.
6225 * plugin.c: Fix typos.
6226 * postreload.c: Fix typos.
6227 * sched-deps.c: Fix typos.
6228 * sel-sched-ir.c: Fix typos.
6229 * sel-sched-ir.h: Fix typos.
6230 * sel-sched.c: Fix typos.
6231 * sese.c: Fix typos.
6232 * stor-layout.c: Fix typos.
6233 * target-hooks-macros.h: Fix typos.
6234 * target.def: Fix typos.
6235 * trans-mem.c: Fix typos.
6236 * tree-eh.c: Fix typos.
6237 * tree-predcom.c: Fix typos.
6238 * tree-sra.c: Fix typos.
6239 * tree-ssa-address.c: Fix typos.
6240 * tree-ssa-loop-ivopts.c: Fix typos.
6241 * tree-ssa-loop-niter.c: Fix typos.
6242 * tree-ssa-math-opts.c: Fix typos.
6243 * tree-ssa-pre.c: Fix typos.
6244 * tree-ssa-propagate.c: Fix typos.
6245 * tree-ssa-reassoc.c: Fix typos.
6246 * tree-ssa-sccvn.c: Fix typos.
6247 * tree-ssa-ter.c: Fix typos.
6248 * tree-ssa-uninit.c: Fix typos.
6249 * tree-ssanames.c: Fix typos.
6250 * tree-vect-generic.c: Fix typos.
6251 * tree-vect-slp.c: Fix typos.
6252 * tree.c: Fix typos.
6253 * tree.h: Fix typos.
6254 * varasm.c: Fix typos.
6255 * varpool.c: Fix typos.
6257 2012-05-29 Joseph Myers <joseph@codesourcery.com>
6259 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
6261 2012-05-29 Richard Guenther <rguenther@suse.de>
6263 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
6265 (add_referenced_var_1): Re-organize. Assert we are not
6267 (remove_referenced_var): Likewise.
6268 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
6269 * tree-mudflap.c (execute_mudflap_function_ops): Do not
6270 call add_referenced_var on globals.
6271 * matrix-reorg.c (transform_access_sites): Likewise.
6273 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
6275 * alias.c (reg_known_value): Make this a VEC.
6276 (reg_known_equiv_p): Make this an sbitmap.
6277 (reg_known_value_size): Remove.
6278 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
6279 set_reg_known_equiv_p): Update for reg_known_value and
6280 reg_known_value_size data structure change.
6281 (init_alias_analysis, end_alias_analysis): Likewise.
6283 2012-05-29 Jakub Jelinek <jakub@redhat.com>
6286 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
6287 to avoid leaking memory. No need to handle memory allocation
6288 failure. Double string_len on each reallocation instead of adding 2.
6289 * gcov.c (read_line): Likewise.
6291 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
6293 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
6295 * config/cris/cris.md ("trap"): Define, enabled for
6296 TARGET_TRAP_USING_BREAK8.
6297 * config/cris/cris.opt (mtrap-using-break8): New option.
6299 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
6302 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
6305 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
6307 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
6308 (Standard Names): Fix typos in documentation of atomic patterns.
6310 2012-05-27 Nathan Sidwell <nathan@acm.org>
6312 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
6314 2012-05-26 Jason Merrill <jason@redhat.com>
6317 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
6318 about array compound literals.
6320 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
6322 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
6323 if CLEANUP_NO_INSN_DEL.
6324 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
6325 from cfg_layout_merge_blocks.
6326 (emit_nop_for_unique_locus_between): New function.
6327 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
6328 (cfg_layout_merge_blocks): Likewise.
6330 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
6331 Paolo Bonzini <bonzini@gnu.org>
6333 * df-scan.c (df_def_record_1): Assert a parallel must contain an
6334 EXPR_LIST at this point. Receive the LOC and move its extraction...
6335 (df_defs_record): ... here. Change if-else to a switch statement.
6336 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
6337 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
6338 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
6339 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
6340 regs_invalidated_by_call.
6341 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
6344 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
6347 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
6348 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
6350 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6352 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
6353 software floating point emulation. No longer build the multilibs
6354 with -mstrict-align.
6356 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
6359 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
6360 accessed indirectly.
6361 (ipa_tm_create_version): Same.
6363 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
6366 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
6367 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
6369 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
6372 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
6373 (ix86_expand_vec_perm): Use int mode instead of float.
6374 (expand_vec_perm_pshufb): Remove handling of useseless type
6377 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
6380 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
6381 gnu_ld variables to yes.
6382 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
6383 (HAVE_GNU_AS): Likewise.
6384 * config.in: Regenerate.
6385 * configure: Likewise.
6387 2012-05-25 Tristan Gingold <gingold@adacore.com>
6389 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
6390 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
6391 and preferred_alignment.
6393 2012-05-25 Tristan Gingold <gingold@adacore.com>
6395 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
6397 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
6399 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
6400 volatile bitfields case.
6402 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
6404 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
6405 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
6406 (adjacent_mem_locations): Move some code to and call...
6407 (get_memref_parts): ...new function.
6408 (mem_locations_overlap): New function.
6409 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
6410 (is_mem_ref): Rename to...
6411 (find_mem_ref): ...this. Return MEM rtx.
6412 (get_store_dest): Remove function.
6413 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
6414 new parameter and adjust calls.
6415 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
6416 mem refs overlap for true_store_to_load_dep_costly.
6417 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
6418 passed to adjacent_mem_locations.
6419 (is_costly_group): Walk resolved dependency list.
6420 (force_new_group): Emit group ending nop for Power6/Power7.
6421 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
6422 (group_ending_nop): New define_insn.
6424 2012-05-24 Dodji Seketeli <dodji@redhat.com>
6426 Make unwound macro expansion trace less redundant
6427 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
6428 context of macro definition in the trace, when it's redundant.
6431 2012-05-24 Richard Guenther <rguenther@suse.de>
6434 * tree-profile.c (tree_profiling): Cleanup the CFG if
6435 execute_fixup_cfg requests it.
6437 2012-05-24 Richard Guenther <rguenther@suse.de>
6439 * tree-flow.h (create_var_ann): Remove.
6440 * tree-dfa.c (create_var_ann): Remove and inline into its
6442 (add_referenced_var_1): ... here.
6443 * varpool.c (add_new_static_var): Do not call add_referenced_var
6445 * gimple-fold.c (canonicalize_constructor_val): Likewise.
6446 * tree-switch-conversion.c (build_one_array): Likewise.
6447 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
6448 * tree-flow-inline.h (gimple_referenced_vars): Guard against
6450 * tree-inline.c (remap_gimple_op_r): Likewise. Check
6451 gimple_referenced_vars instead of gimple_in_ssa_p.
6452 (copy_tree_body_r): Likewise.
6453 (setup_one_parameter): Likewise.
6454 (declare_return_variable): Likewise.
6455 (tree_function_versioning): Likewise.
6457 2012-05-24 Jakub Jelinek <jakub@redhat.com>
6459 PR tree-optimization/53465
6460 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
6461 vr0 into *vr, then vrp_meet that.
6462 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
6463 have any equivalences.
6464 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
6467 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
6469 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
6471 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
6472 check end_regno - 1 is a hard register.
6474 2012-05-24 Richard Guenther <rguenther@suse.de>
6476 * varpool.c (add_new_static_var): Remove call to create_var_ann.
6477 * tree-ssa-operands.c (create_vop_var): Likewise.
6479 2012-05-24 Richard Guenther <rguenther@suse.de>
6482 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
6484 (remove_unused_locals): Pass global_unused_vars to
6485 remove_unused_scope_block_p. Restore code walking all
6486 referenced vars and pruning them.
6488 2012-05-23 Jan Hubicka <jh@suse.cz>
6490 * tree.h (alias_diag_flags): Remove.
6491 (alias_pair): Remove emitted_diags.
6492 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
6493 symbol_alias_set_t, symbol_alias_set_destroy,
6494 symbol_alias_set_contains, propagate_aliases_backward): Remove.
6495 * toplev.c (compile_file): Do not call finish_aliases_2
6496 * cgraphunit.c (cgraph_process_new_functions): Do not call
6498 (handle_alias_pairs): Output diagnostics about aliases to externals.
6499 (assemble_thunks_and_aliases): Use do_assemble_alias.
6500 (output_weakrefs): Likewise.
6501 (finalize_compilation_unit): Do not call finish_aliases_1.
6502 * ipa.c (symtab_remove_unreachable_nodes): De not call
6503 remove_unreachable_alias_pairs.
6504 * varasm.c (do_assemble_alias): Export.
6505 (symbol_alias_set_create, symbol_alias_set_destroy,
6506 symbol_alias_set_contains, symbol_alias_set_insert,
6507 propagate_aliases_forward, propagate_aliases_backward,
6508 propagate_aliases_backward, trivially_visible_alias,
6509 trivially_defined_alias, remove_unreachable_alias_pairs,
6510 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
6511 * output.h (do_assemble_alias): Declare.
6512 * varpool.c (varpool_remove_unreferenced_decls): Do not call
6515 2012-05-23 Martin Jambor <mjambor@suse.cz>
6517 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
6519 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
6521 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
6523 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
6524 (iterative_hash_gimple_type): Adjust comment.
6525 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
6526 domain for an array type instead of the domain type itself.
6528 2012-05-23 Richard Guenther <rguenther@suse.de>
6530 PR tree-optimization/53438
6531 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
6533 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
6536 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
6537 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
6540 2012-05-23 Richard Guenther <rguenther@suse.de>
6542 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
6543 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
6544 via the global_unused_vars bitmap.
6545 (remove_unused_locals): Handle global vars in local-decls via
6546 a global_unused_vars bitmap instead of the used flag in the
6547 var annotation. Simplify global variable handling and removal.
6549 2012-05-22 Jan Hubicka <jh@suse.cz>
6552 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
6553 from other partitions.
6555 2012-05-22 Jan Hubicka <jh@suse.cz>
6558 * symtab.c (symtab_register_node): Fix ordering issue.
6560 2012-05-22 Steven Drake <sbd@NetBSD.org>
6562 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
6564 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
6566 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6567 Use strip_name_encoding target hook.
6569 2012-05-22 Richard Guenther <rguenther@suse.de>
6571 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
6572 (init_function_for_compilation): Remove.
6573 * tree-dfa.c (find_vars_r): Take struct function argument.
6574 (find_referenced_vars_in): Adjust.
6575 * tree-ssa-operands.c (clobber_stats): Remove.
6576 (create_vop_var): Take struct function argument. Mark
6577 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
6578 (init_ssa_operands): Take struct function argument.
6579 (fini_ssa_operands): Do not dump dead stats.
6580 * tree-ssa-operands.h (init_ssa_operands): Take struct function
6582 * cgraphunit.c (init_lowered_empty_function): Adjust.
6583 * lto-streamer-in.c (input_cfg): Likewise.
6584 * tree-inline.c (initialize_cfun): Likewise.
6585 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
6586 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
6587 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
6588 virtual operands are not registers.
6590 2012-05-22 Richard Guenther <rguenther@suse.de>
6592 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
6594 2012-05-22 Richard Guenther <rguenther@suse.de>
6597 * tree-inline.c (setup_one_parameter): Create a dummy init
6598 statement for unused parameters when not optimizing.
6600 2012-05-22 Richard Guenther <rguenther@suse.de>
6602 * tree-flow.h (add_referenced_var_1): Declare.
6603 (add_referenced_var): Define.
6604 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
6605 (add_referenced_var): Rename to ...
6606 (add_referenced_var_1): ... this. Take struct function argument.
6608 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6611 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
6612 * config/arm/arm.c (arm_validize_comparison): Define.
6613 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
6614 arm_validize_comparison.
6615 ("cbranchdi4"): Likewise.
6616 ("cstoredi4"): Likewise.
6617 ("movsicc"): Likewise.
6618 ("movsfcc"): Likewise.
6619 ("movdfcc"): Likewise.
6621 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
6623 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
6624 the mw_reg_pool size.
6626 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
6628 PR tree-optimization/53336
6629 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
6630 non-integer integral types to offset type and vice versa.
6632 2012-05-22 Alan Modra <amodra@gmail.com>
6634 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
6635 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
6636 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
6637 V_SAVE_INLINE): Delete.
6638 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
6639 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
6640 For ELF targets, use out-of-line restores for -Os and any number
6641 of regs if the restore exits, and out-of-line gp save for two or
6642 more regs. Use save_reg_p to test for holes in reg restore set.
6643 Replace "#if" with "if".
6645 2012-05-22 Alan Modra <amodra@gmail.com>
6647 * config/rs6000/rs6000.c (save_reg_p): New function.
6648 (first_reg_to_save, first_fp_reg_to_save): Use it here.
6649 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
6650 (emit_frame_save): Use gen_frame_store.
6651 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
6652 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
6654 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
6655 vrsave, toc, gp and fp restores.
6657 2012-05-22 Alan Modra <amodra@gmail.com>
6659 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
6660 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
6661 Move function pointer variables after forward declarations.
6662 (rs6000_builtin_support_vector_misalignment): Make static.
6663 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
6664 (rs6000_function_value, rs6000_can_eliminate): Likewise.
6666 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
6668 PR rtl-optimization/53373
6669 * caller-save.c (save_call_clobbered_regs): Look into a possible
6670 PARALLEL manually rather than using single_set on a call insn.
6672 2012-05-21 Jakub Jelinek <jakub@redhat.com>
6674 PR tree-optimization/53436
6675 * omp-low.c (omp_build_component_ref): New function.
6676 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
6678 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
6680 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
6682 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
6683 Do not print '.' here. Output operand lossage error for unhandled
6688 <case 'z'>: Hardcode "code" argument into error strings.
6690 <case 'D'>: Merge AVX and non-AVX codes.
6691 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
6692 Update call to put_condition_code.
6694 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
6696 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
6698 (clzsi2): New expander.
6699 (*clzsi2_68k): New insn.
6700 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
6702 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
6704 * gimple.h (gimple_set_in_transaction): Remove.
6705 (gimple_in_transaction): Look in BB instead.
6706 (gimple_statement_base): Remove in_transaction field.
6707 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
6708 * trans-mem.c (compute_transaction_bits): Place transaction bit
6709 information into basic blocks.
6711 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
6713 * expr.c (get_def_for_expr_class): Define only if
6714 HAVE_conditional_move.
6715 (convert_tree_comp_to_rtx): Likewise.
6717 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
6720 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
6722 (ffssi2_no_cmove): Ditto.
6723 (*ffs<mode>_1): Remove insn pattern.
6724 (*tzcnt<mode>_1): New insn pattern.
6725 (*bsf<mode>1): Ditto.
6727 2012-05-21 Richard Guenther <rguenther@suse.de>
6729 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
6730 more referenced vars.
6731 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
6732 flag on variables that have a var-annotation.
6734 2012-05-21 Joseph Myers <joseph@codesourcery.com>
6737 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
6738 from folded operands before wrapping another around the
6739 conditional expression.
6741 2012-05-21 Jakub Jelinek <jakub@redhat.com>
6743 PR tree-optimization/53366
6744 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
6745 tests if complex_numbers == 2, but there are non-complex number loads
6748 PR tree-optimization/53409
6749 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
6750 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
6752 PR tree-optimization/53410
6753 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
6754 instead of build_int_cst (type, 0) where vector types might be
6755 involved. Instead of build_int_cst (type, 1) convert the original
6756 integer_onep argument to the desired type.
6758 2012-05-21 Michael Matz <matz@suse.de>
6760 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
6761 (simplify_test_exp): Handle one more case of distributive law,
6762 decrease cost threshold.
6763 (tests_attr_p, get_attr_order): New functions.
6764 (optimize_attrs): Use topological order, inline only cheap values.
6765 (write_attr_set): Reset our_known_true after some time.
6767 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
6770 * config/i386/i386.c (type_natural_mode): Warn passing SSE
6771 vector argument without SSE enabled changes the ABI.
6773 2012-05-21 Richard Guenther <rguenther@suse.de>
6775 PR tree-optimization/53408
6776 * tree-vect-loop.c (vectorizable_induction): Properly check
6777 the restriction that we cannot handle induction results from
6778 the inner loop outside of the outer loop.
6780 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
6783 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
6784 (UNSPECV_RDRAND): This.
6785 (rdrand<mode>_1): Updated.
6787 2012-05-21 Richard Guenther <rguenther@suse.de>
6789 * tree-loop-distribution.c (can_generate_builtin): Reject
6792 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
6794 * Makefile.in (options.c): Add options.h to included header
6797 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
6799 * tree-parloops.c : Add myself to contributors, update
6800 TODO list, add link to wiki.
6802 2012-05-21 Alan Modra <amodra@gmail.com>
6804 * config/rs6000/predicates.md (input_operand): Don't match
6805 constant pool addresses. Remove label_ref, high and plus from
6806 match_code list. Remove redundant CONSTANT_P test.
6807 (splat_input_operand): Similarly update match_code list.
6808 (small_toc_ref): New predicate.
6809 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
6810 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
6811 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
6812 register checks to..
6813 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
6814 generated by create_TOC_reference.
6815 (rs6000_legitimize_address): Update cerate_TOC_reference call.
6816 (rs6000_delegitimize_address): Handle new rtl for toc refs.
6817 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
6818 (use_toc_relative_ref): New function, split out from..
6819 (rs6000_emit_move): ..here. Remove redundant tests. Update
6820 create_TOC_reference calls.
6821 (rs6000_legitimize_reload_address): Formatting. Handle splitting
6822 of medium/large model toc addresses. Use use_toc_relative_ref.
6823 (print_operand): Formatting, style. Adjust for toc changes.
6824 (print_operand_address): Likewise.
6825 (rs6000_output_addr_const_extra): Likewise.
6826 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
6827 than a PLUS. Use this formulation for both high and low part
6828 of -mcmodel=medium/large toc reference too. Before reload,
6829 always use the small model formulation.
6830 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
6831 a PLUS in high part of addresses here.
6832 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
6833 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
6834 (largetoc_high, largetoc_low): Move earlier. Cope when no
6836 (largetoc_high_plus): New insn.
6837 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
6838 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
6839 (tocref): ..instead do so here, new insn and split.
6841 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
6843 * config/i386/driver-i386.c (host_detect_local_cpu): Support
6844 RDRND, F16C and FSGSBASE.
6846 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6848 PR rtl-optimzation/53373
6849 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
6850 call pattern. Update split patterns.
6851 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
6852 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
6854 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
6856 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
6859 2012-05-18 Jan Hubicka <jh@suse.cz>
6861 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
6862 (cgraph_process_new_functions): Process also aliases.
6863 * lto-streamer-out.c (struct sets): Remove.
6864 (trivally_defined_alias): Remove.
6865 (output_alias_pair_p): Remove.
6866 (output_unreferenced_globals): Remove.
6867 (produce_symtab); Do not handle alias pairs.
6868 (produce_asm_for_decls): Likewise.
6869 * lto-streamer-in.c (input_alias_pairs): Remove.
6870 (lto_read_body): Do not input alias pairs.
6871 (lto_input_constructors_and_inits): Remove.
6873 2012-05-18 Jan Hubicka <jh@suse.cz>
6875 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
6878 2012-05-18 Jan Hubicka <jh@suse.cz>
6880 * cgraphbuild.c (record_reference): Update.
6881 * lto-cgraph.c (lto_output_varpool_node): External vars
6882 are not in other partition even if they are not output
6883 in current partition.
6884 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
6886 (canonicalize_constructor_val): Take FROM_DECL argument.
6887 (fold_ctor_reference, fold_string_cst_ctor_reference,
6888 fold_array_ctor_reference, fold_nonarray_ctor_reference,
6889 fold_ctor_reference): Likewise.
6890 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
6891 * gimple.h (gimple_fold_builtin): Likewise.
6893 2012-05-18 Olivier Hainque <hainque@adacore.com>
6895 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
6896 $(libsubdir) as libexecsubdir.
6898 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6900 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
6901 relied on signed overflow behavior.
6903 2012-05-18 Richard Guenther <rguenther@suse.de>
6905 PR tree-optimization/53346
6906 * tree-loop-distribution.c (ldist_gen): Make sure to apply
6907 builtin transform even when only a single partition with
6908 all reads/writes exists.
6910 2012-05-18 Richard Guenther <rguenther@suse.de>
6912 PR tree-optimization/53390
6913 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
6916 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6918 * tree-ssa-reassoc.c (bip_map): Remove decl.
6919 (completely_remove_stmt): Remove function.
6920 (remove_def_if_absorbed_call): Remove function.
6921 (remove_visited_stmt_chain): Remove __builtin_powi handling.
6922 (possibly_move_powi): Remove function.
6923 (rewrite_expr_tree): Remove calls to possibly_move_powi.
6924 (rewrite_expr_tree_parallel): Likewise.
6925 (attempt_builtin_powi): Build multiplies explicitly rather than
6926 relying on the ops vector and rank system.
6927 (transform_stmt_to_copy): New function.
6928 (transform_stmt_to_multiply): Likewise.
6929 (reassociate_bb): Handle leftover operations after __builtin_powi
6930 optimization; build a final multiply if necessary.
6932 2012-05-18 Jan Hubicka <jh@suse.cz>
6934 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
6935 (mark_functions_to_output): Fix sanity check.
6936 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
6938 2012-05-18 Richard Guenther <rguenther@suse.de>
6940 * tree-flow.h (mark_symbols_for_renaming): Remove.
6941 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
6942 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
6943 (copy_debug_stmt): Likewise.
6944 (expand_call_inline): Likewise.
6945 (declare_return_variable): Mark the return variable for renaming
6948 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
6950 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
6952 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
6953 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
6954 (ashrdi3,lshrdi3): Likewise.
6955 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
6957 2012-05-18 Meador Inge <meadori@codesourcery.com>
6959 PR rtl-optimization/53352
6960 * cse.c (equiv_constant): Ignore paradoxical subregs.
6962 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
6964 PR rtl-optimization/53125
6965 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
6966 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
6967 die in the basic block. Correctly top off REG_FREQ and
6968 REG_FREQ_CALLS_CROSSED.
6970 (regstat_compute_ri): Allocate and free local_live_last_luid.
6972 (regstat_bb_compute_calls_crossed): Correctly top off
6973 REG_FREQ_CALLS_CROSSED.
6975 2012-05-17 Jan Hubicka <jh@suse.cz>
6977 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
6978 constructor over decl without.
6979 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
6980 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
6981 * cgraphunit.c (process_function_and_variable_attributes): Finalize
6983 (mark_functions_to_output): Also accept bodies for functions with
6985 (output_in_order): Skip external vars.
6986 * lto-cgraph.c (lto_output_node): External functions are never in other
6988 (lto_output_varpool_node): Likewise.
6989 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
6990 forgotten initializers.
6991 * ipa.c (process_references): Handle external vars.
6992 (symtab_remove_unreachable_nodes): Update to handle external vars.
6993 (varpool_externally_visible_p): External vars are externally visible.
6994 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
6995 * varpool.c (varpool_remove_node): Remove constructor.
6996 (decide_is_variable_needed): Handle externals.
6997 (varpool_remove_unreferenced_decls): Likewise.
6999 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
7001 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
7002 (enable_warning_as_error): Do not special case Wuninitialized.
7003 * optc-gen.awk: Add sanity checks.
7005 2012-05-17 Jan Hubicka <jh@suse.cz>
7007 * ipa-reference.c (is_proper_for_analysis): Do not check flags
7008 that might change as result of global optimization.
7009 (analyze_function): Do not check analyzed and externally_visible
7010 flags; be happy about address dereferences.
7011 (propagate): Prune all_module_statics so it really contains just
7012 statics; prune all the local summaries.
7013 (ipa_reference_write_optimization_summary): Simplify.
7015 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
7017 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
7018 * config/m68k/m68k-tables.opt: Regenerated.
7019 * doc/invoke.texi (M680x0 Options): Document.
7021 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
7022 Patrick Marlier <patrick.marlier@gmail.com>
7024 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
7027 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
7029 * configure: Regenerated.
7031 2012-05-16 Andrew Pinski <apinski@cavium.com>
7033 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
7036 2012-05-16 David S. Miller <davem@davemloft.net>
7038 * jump.c (delete_related_insns): If we remove a CALL, make sure
7039 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
7041 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7043 PR tree-optimization/53217
7044 * tree-ssa-reassoc.c (bip_map): New static variable.
7045 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
7046 (attempt_builtin_powi): Save feeding multiplies on a stack.
7047 (reassociate_bb): Create and destroy bip_map.
7049 2012-05-16 Olivier Hainque <hainque@adacore.com>
7051 * Makefile.in (install-no-fixedincludes): New target, former toplevel
7052 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
7053 Add comments and improve stamp preservation across the whole sequence.
7054 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
7056 2012-05-16 Richard Guenther <rguenther@suse.de>
7058 * tree-inline.c (insert_init_stmt): Do not call
7059 mark_symbols_for_renaming.
7060 (setup_one_parameter): Avoid initializing unused parameters.
7061 (declare_return_variable): Properly handle DECL_BY_REFERENCE
7062 return vars in SSA form.
7064 2012-05-16 Richard Guenther <rguenther@suse.de>
7066 * tree-flow.h (get_virtual_var): Remove.
7067 * tree-dfa.c (get_virtual_var): Likewise.
7069 2012-05-16 Richard Guenther <rguenther@suse.de>
7071 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
7072 Remove set-only bitmap of new names.
7073 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
7075 * tree-flow.h (ssa_names_to_replace): Remove.
7076 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
7078 2012-05-16 Richard Guenther <rguenther@suse.de>
7080 PR tree-optimization/53364
7081 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
7082 detect a view-conversion of the decl.
7084 2012-05-16 Dodji Seketeli <dodji@redhat.com>
7086 PR preprocessor/7263
7087 * c-tree.h (enum c_declspec_word): Declare new enum.
7088 (struct c_declspecs::locations): New member.
7089 (declspecs_add_qual, declspecs_add_scspec)
7090 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
7092 * c-decl.c (build_null_declspecs): Initialize the new struct
7093 c_declspecs::locations member.
7094 (declspecs_add_addrspace): Take a location parameter for the
7095 address space. Store it onto declaration specifiers.
7096 (declspecs_add_qual): Likewise, take a location parameter for the
7098 (declspecs_add_type): Likewise, take a location parameter for the
7100 (declspecs_add_scspec): Likewise, take a location parameter for
7101 the storage class specifier.
7102 (declspecs_add_attrs): Likewise, take a location parameter for the
7104 (declspecs_add_alignas): Likewise, take a location parameter for
7106 (finish_declspecs): For diagnostics, use the location of the
7107 relevant declspec, instead of the global input_location.
7108 * c-parser.c (c_parser_parameter_declaration): Pass the precise
7109 virtual location of the declspec to the declspecs-setters.
7110 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
7113 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
7115 * configure.ac: Stack protector enabling for Android targets.
7116 * configure: Regenerate.
7118 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7120 * ira.c (pseudo_move_insn): Delete.
7121 (find_moveable_pseudos): Don't set it.
7122 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
7123 the definitions of the original pseudo. Delete all of them.
7125 2012-05-16 Olivier Hainque <hainque@adacore.com>
7127 * config/rs6000/rs6000-opts.h (enum processor_type): Add
7129 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
7130 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
7131 * config/rs6000/8540.md: indicate that the units/patterns apply to
7134 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
7135 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
7136 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
7137 related flags, check that what is queried is supported by the selected
7138 configuration. Rework the single/double_float and MASK_STRING resets to
7139 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
7140 costs for PROCESSOR_PPC8548 as well.
7141 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
7142 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
7143 statement instead of a sequence of ifs.
7145 * config/rs6000/rs6000.h (TARGET_E500): Remove.
7146 (TARGET_NO_LWSYNC): Adjust accordingly.
7147 * config/rs6000/e500.h (TARGET_E500): Remove.
7148 (CHECK_E500_OPTIONS): Adjust accordingly.
7149 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
7150 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
7151 * config/rs6000/linuxspe.h: Likewise.
7152 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
7153 superfluous comments.
7154 * config/rs6000/e500-double.h: Remove.
7156 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
7157 default to with_cpu=8548 if --enable-e500-double, and to 8540
7159 (set misc flags section): For powerpc*|rs6000*, remove inclusion
7160 of e500-double.h for --enable-e500-double.
7162 2012-05-16 Olivier Hainque <hainque@adacore.com>
7164 * Makefile.in (s-header-vars): Resort to -n instead of trailing
7165 -e d in sed invocation.
7167 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
7169 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
7171 * doc/tm.texi: Regenerate.
7173 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
7175 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
7177 2012-05-15 Jakub Jelinek <jakub@redhat.com>
7180 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
7181 that operands[2] is either immediate, or q_regs_operand.
7183 2012-05-15 Richard Guenther <rguenther@suse.de>
7185 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
7186 (assemble_thunk): Likewise. Manually rename and register
7189 2012-05-15 Richard Guenther <rguenther@suse.de>
7191 PR tree-optimization/53355
7192 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
7195 2012-05-15 Tristan Gingold <gingold@adacore.com>
7197 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
7199 2012-05-15 Richard Guenther <rguenther@suse.de>
7201 * gimple.c (gimple_set_modified): Move ...
7202 * gimple.h (gimple_set_modified): ... here.
7204 2012-05-15 Tristan Gingold <gingold@adacore.com>
7206 * ira-color.c (move_spill_restore): Add a guard.
7208 2012-05-15 Tristan Gingold <gingold@adacore.com>
7210 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
7213 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
7215 * gimplify.c (gimplify_init_constructor): Do a block move for very
7216 small objects as well.
7218 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
7220 * ira.c (find_moveable_pseudos): Skip registers whose
7221 DF_REG_EQ_USE_COUNT is nonzero.
7223 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7225 * doc/md.texi (fma): Define to only be applicable for single rounding.
7227 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
7230 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
7231 generate target register for "load" class builtins.
7234 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
7237 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
7238 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
7239 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
7240 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
7241 (<sse>_movu<ssemodesuffix>): New expander.
7242 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
7243 (avx_movdqu<avxmodesuffix>): New expander.
7244 (*sse2_movdqu): Rename from sse2_movdqu.
7245 (sse2_movdqu): New expander.
7247 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
7250 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
7251 (canonicalize_perm): ... new function.
7252 (expand_vec_perm_2vperm2f128_vshuf): New function.
7253 (ix86_expand_vec_perm_const_1): Call it.
7255 2012-05-14 Andrew Pinski <apinski@cavium.com>
7256 H.J. Lu <hongjiu.lu@intel.com>
7257 Jakub Jelinek <jakub@redhat.com>
7260 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
7263 2012-05-14 Jakub Jelinek <jakub@redhat.com>
7265 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
7266 lineno 1 the same as lineno 0 before first start file directive.
7267 (optimize_macinfo_range): Likewise.
7269 * dwarf2out.c (have_macinfo): Define.
7270 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
7271 attribute, don't force empty compilation unit and don't emit any
7272 .debug_macinfo/.debug_macro section if macinfo_table is empty.
7274 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
7277 * config/avr/avr.c (avr_const_address_lo16): Remove.
7278 (avr_assemble_integer): Print ".byte lo8(x)",
7279 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
7280 .warning if 3-byte address is assembled.
7281 * doc/extend.texi (AVR Named Address Spaces): Document that
7282 binutils 2.23 is needed to assemble 3-byte addresses.
7284 2012-05-14 Richard Guenther <rguenther@suse.de>
7286 * tree-vect-data-refs.c (vect_setup_realignment): Remove
7287 call to mark_symbols_for_renaming.
7288 (vect_permute_load_chain): Likewise.
7289 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
7290 instead of calling mark_symbols_for_renaming.
7291 * tree-vect-stmts.c (read_vector_array): Remove call to
7292 mark_symbols_for_renaming.
7293 (write_vector_array): Likewise.
7294 (vectorizable_call): Likewise.
7295 (vectorizable_store): Likewise.
7296 (vectorizable_load): Likewise.
7297 * matrix-reorg.c (transform_allocation_sites): Likewise.
7298 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
7299 (create_expression_by_pieces): Likewise.
7301 2012-05-14 Richard Guenther <rguenther@suse.de>
7303 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
7304 of statements for renaming.
7305 (force_gimple_operand_1): Likewise, consistently for both
7306 calls to force_gimple_operand and force_gimple_operand_gsi.
7308 2012-05-14 Richard Guenther <rguenther@suse.de>
7310 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
7311 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
7313 (expand_omp_for): Likewise.
7314 (expand_omp_for_generic): Adjust conditional add to referenced vars.
7315 Use make_rename_temp for temporaries that should be rewritten into
7317 (expand_omp_for_static_nochunk): Likewise.
7318 (expand_omp_atomic_pipeline): Likewise.
7320 2012-05-14 Richard Guenther <rguenther@suse.de>
7322 PR tree-optimization/53331
7323 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
7325 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
7327 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
7330 * doc/options.texi: (LangEnabledBy): Document it.
7331 * optc-gen.awk: Handle LangEnabledBy.
7332 * opth-gen.awk: Generate declaration for lang-specific functions.
7333 * opt-read.awk: Record lang numbers.
7334 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
7335 (lang_sanitized_name): New.
7337 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
7339 * attribs.c (decl_attributes): Avoid emitting a warning if
7341 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
7342 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
7343 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
7344 define a string "1".
7345 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
7346 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
7347 BUILT_IN_STRCPY): Use it for these functions.
7348 * postreload.c (reload_combine): Deal with SETs inside
7349 CALL_INSN_FUNCTION_USAGE.
7350 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
7351 Look for REG_RETURNED notes and use a cheap restore if possible.
7352 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
7353 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
7354 * ira-build.c (ira_create_allocno, create_cap_allocno,
7355 propagate_allocno_info, propagate_some_info_from_allocno,
7356 copy_info_to_removed_store_destination, ira_flattening): Handle it.
7357 * ira-lives.c (pseudo_regno_single_word_and_live_p,
7358 find_call_crossed_cheap_reg): New static functions.
7359 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
7360 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
7361 a REG_RETURNED note in that case.
7362 * ira.c (setup_reg_renumber): Change assert to allow cases where
7363 allocnos only cross calls for which they are cheap to restore.
7364 * ira-costs.c (ira_tune_allocno_costs): Compare
7365 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
7367 * reg-notes.def (REG_RETURNED): New note.
7368 * cse.c (cse_insn): Likewise.
7369 * sched-deps.c (sched_analyze_insn): Likewise.
7370 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
7371 * calls.c (decl_return_flags): New static function.
7372 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
7373 functions that return one of their arguments.
7374 * regcprop.c (struct kill_set_value_data): New.
7375 (kill_set_value): Interpret data as a pointer to such a struct.
7376 Do nothing if the caller wants the register to be ignored.
7377 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
7379 2012-05-14 Richard Guenther <rguenther@suse.de>
7381 PR tree-optimization/53340
7382 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
7384 2012-05-14 Richard Guenther <rguenther@suse.de>
7386 * gimplify.c (gimplify_expr): Remove odd code.
7388 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
7390 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
7391 into a PLUS_EXPR byte offset.
7393 * tree-ssa-pre.c (can_value_number_call): Delete.
7394 (compute_avail): Skip all statements with side effects.
7395 <GIMPLE_CALL>: Skip calls to internal functions.
7397 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
7399 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
7401 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
7403 * common.opt (Wtype-limits): Use EnabledBy.
7405 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
7407 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
7408 (pushtf splitter): Ditto.
7410 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
7411 (<code>tf2): Enable for TARGET_SSE.
7412 (*absnegtf2_sse): Ditto.
7413 (copysign<mode>3): Enable TFmode for TARGET_SSE.
7414 (copysign<mode>3_const): Ditto.
7415 (copysign<mode>3_var): Ditto.
7416 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
7417 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
7418 (*<code>tf3): Ditto.
7419 * config/i386/i386.c (struct builtin_description bdesc_args)
7420 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
7421 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
7422 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
7423 Emit a normal call if SSE isn't available.
7425 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
7427 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
7428 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
7429 (<code><mode>3): Ditto.
7430 (*andnot<mode>3): Ditto.
7431 (*andnottf3): Ditto.
7432 (*<code><mode>3): Ditto.
7435 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
7437 * optc-gen.awk: Error instead of warning for conflicting help.
7439 2012-05-12 Jason Merrill <jason@redhat.com>
7442 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
7445 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
7447 * function.c (requires_stack_frame_p): If the function can throw
7448 non-call exceptions, return true if the insn can throw internally.
7450 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
7452 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
7454 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
7456 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
7457 ORDERED and UNORDERED conditions.
7459 2012-05-11 Richard Guenther <rguenther@suse.de>
7461 * tree-flow.h (referenced_var_check_and_insert): Remove.
7462 (find_new_referenced_vars): Likewise.
7463 * tree-dfa.c (referenced_var_check_and_insert): Make static.
7464 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
7465 * tree-inline.c (copy_bb): Use find_referenced_vars_in
7466 instead of find_new_referenced_vars.
7467 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
7469 2012-05-11 Richard Guenther <rguenther@suse.de>
7471 * tree-pass.h (pass_rest_of_compilation,
7472 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
7474 * passes.c (pass_all_optimizations, pass_postreload,
7475 pass_all_early_optimizations): Make static.
7476 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
7477 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
7478 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
7479 (delete_tree_ssa): Do not call fini_phinodes.
7480 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
7482 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
7485 * doc/options.texi (EnabledBy): Document
7486 * opts.c: Include opts.h and options.h before tm.h.
7487 (finish_options): Do not handle some sub-options here...
7488 (common_handle_option): ... instead call common_handle_option_auto
7490 * optc-gen.awk: Handle EnabledBy.
7491 * opth-gen.awk: Declare common_handle_option_auto.
7492 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
7493 (Wmaybe-uninitialized): Likewise.
7494 (Wunused-but-set-variable): Likewise.
7495 (Wunused-function): Likewise.
7496 (Wunused-label): Likewise.
7497 (Wunused-value): Likewise.
7498 (Wunused-variable): Likewise.
7499 * opt-read.awk: Create opt_numbers array.
7501 2012-05-11 Richard Guenther <rguenther@suse.de>
7503 PR tree-optimization/53295
7504 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
7506 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
7507 strides when analyzing data-references in a loop context.
7508 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
7509 non-constant strides for now.
7510 (vect_enhance_data_refs_alignment): Ignore data references
7511 that are strided loads.
7512 (vect_analyze_data_ref_access): Handle non-constant strides.
7513 (vect_check_strided_load): Verify the data-reference is a load.
7514 (vect_analyze_data_refs): Restructure to make strided load
7515 support not dependent on gather support.
7516 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
7517 when doing strided or gather loads.
7518 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
7519 integer_zerop to compare stride with zero.
7521 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
7523 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
7525 2012-05-11 Jan Hubicka <jh@suse.cz>
7528 * varpool.c (varpool_assemble_decl): Also output constat pool entries
7529 that output_constant_pool missed.
7531 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
7533 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
7534 MULTILIB_EXTRA_OPTS.
7536 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
7539 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
7541 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
7543 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
7544 optimization for TARGET_AVX.
7545 (*movti_internal_sse): Ditto.
7546 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
7547 (*movdi_internal): Ditto.
7548 (*movsi_internal): Ditto.
7549 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
7550 (*movdf_internal_rex64): Ditto.
7551 (*movfd_internal): Ditto.
7552 (*movsf_internal): Ditto.
7553 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
7555 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
7557 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
7558 reference as size attribute.
7560 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
7561 Tristan Gingold <gingold@adacore.com>
7563 * doc/md.texi (Standard Names): Document probe_stack_address.
7564 * explow.c (emit_stack_probe): Handle probe_stack_address.
7565 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
7566 (UNSPECV_PROBE_STACK_RANGE): Likewise.
7567 (probe_stack_address): New insn.
7568 (probe_stack_range): Likewise.
7569 * config/ia64/ia64.c: Include common/common-target.h.
7570 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
7571 checking is enabled.
7572 (ia64_emit_probe_stack_range): New function.
7573 (output_probe_stack_range): Likewise.
7574 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
7575 builtin stack checking is enabled.
7576 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
7577 and UNSPECV_PROBE_STACK_ADDRESS.
7578 (unknown_for_bundling_p): New predicate.
7579 (group_barrier_needed): Use important_for_bundling_p.
7580 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
7581 (issue_nops_and_insn): Likewise.
7582 (bundling): Likewise.
7583 (final_emit_insn_group_barriers): Likewise.
7584 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
7585 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
7586 (STACK_CHECK_PROTECT): Likewise.
7587 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
7589 2012-05-10 Jan Hubicka <jh@suse.cz>
7591 * ipa-inline.c (update_all_callee_keys): Remove.
7592 (inline_small_functions): Simplify priority updating.
7594 2012-05-10 Jan Hubicka <jh@suse.cz>
7596 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
7598 2012-05-10 Jan Hubicka <jh@suse.cz>
7600 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
7601 (symtab_remove_unreachable_nodes): ... this one.
7602 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
7603 * cgraphunit.c (ipa_passes): Update.
7604 * cgraphclones.c (cgraph_materialize_all_clones): Update.
7605 * cgraph.c (cgraph_release_function_body): Only turn initial
7606 into error mark when initial was previously set.
7607 * ipa-inline.c (ipa_inline): Update.
7608 * ipa.c: Include ipa-inline.h
7609 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
7610 (enqueue_node): New function.
7611 (process_references): Update.
7612 (symtab_remove_unreachable_nodes): Cleanup.
7613 * passes.c (execute_todo, execute_one_pass): Update.
7615 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
7617 PR rtl-optimization/53125
7618 * ira.c (ira): Call find_moveable_pseudos and
7619 move_unallocated_pseudos if only ira_conflicts_p is true.
7621 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
7623 * config/i386/i386.md (*movoi_internal_avx): Handle
7624 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
7625 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
7626 (*movti_internal_sse): Ditto.
7627 (*movtf_internal): Ditto.
7628 * config/i386/sse.md (ssePSmode): New mode attribute.
7629 (*move<mode>_internal): Use ssePSmode.
7630 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
7631 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
7632 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
7633 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
7635 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
7637 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
7638 DECL_ORIGINAL_TYPE if it is present.
7640 2012-05-10 Nick Clifton <nickc@redhat.com>
7643 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
7644 a "0" constraint to being a (match_dup 0).
7646 2012-05-10 Richard Guenther <rguenther@suse.de>
7648 * stor-layout.c (byte_from_pos): Amend comment.
7650 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7652 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
7653 Document requirement to call in constructors.
7655 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
7657 2012-05-10 Richard Guenther <rguenther@suse.de>
7659 * tree.h (TYPE_IS_SIZETYPE): Remove.
7660 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
7661 (extract_muldiv_1): Likewise.
7662 * gimple.c (gtc_visit): Likewise.
7663 (gimple_types_compatible_p): Likewise.
7664 (iterative_hash_canonical_type): Likewise.
7665 (gimple_canonical_types_compatible_p): Likewise.
7666 * gimplify.c (gimplify_one_sizepos): Likewise.
7667 * print-tree.c (print_node): Likewise.
7668 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
7670 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
7673 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
7674 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
7675 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
7676 instead of xop_mulv2div2di3_low.
7677 (xop_p<macs>dql): Fix vec_select selector.
7678 (xop_p<macs>dqh): Ditto.
7679 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
7680 (xop_mulv2div2di3_high): Ditto.
7682 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
7685 * diagnostic.h (diagnostic_context): Add last_location.
7686 * diagnostic.c (diagnostic_initialize): Initialize it.
7687 (diagnostic_show_locus): Use it.
7689 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
7691 * doc/extend.texi (Function Attributes): Point xref to section
7694 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
7696 * config/i386/i386.c (*movdf_internal_rex64): Remove
7697 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
7698 Calculate "mode" attribute according to
7699 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
7700 (*movdf_internal): Ditto.
7702 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
7705 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
7706 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
7707 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
7708 or when optimizing for size.
7709 * config/i386/sse.md (*mov<mode>_internal): Remove
7710 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
7711 Calculate "mode" attribute according to optimize_function_for_size_p
7712 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
7713 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
7714 depending on the mode of the instruction. Calculate "mode" attribute
7715 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
7716 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
7717 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
7719 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
7722 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
7723 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
7724 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
7725 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
7726 (expand_prologue): Move initialization of cfun->machine->is_naked,
7727 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
7728 (avr_set_current_function): ...this new static function.
7729 (TARGET_SET_CURRENT_FUNCTION): New define.
7730 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
7731 checking attributes of current_function_decl.
7732 (avr_regs_to_save): Ditto.
7733 (signal_function_p): Rename to avr_signal_function_p.
7734 (interrupt_function_p): Rename to avr_interrupt_function_p.
7736 * doc/extend.texi (Function Attributes): Better explanation of
7737 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
7740 2012-05-09 Michael Matz <matz@suse.de>
7742 PR tree-optimization/53185
7743 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
7744 peeling when we see strided loads.
7746 2012-05-09 Matthias Klose <doko@ubuntu.com>
7748 * gcc-ar.c (main): Don't check for execute bits for the plugin.
7750 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7752 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
7753 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
7754 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
7755 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
7756 (USE_LOAD_POST_INCREMENT): Define.
7757 (USE_LOAD_PRE_INCREMENT): Define.
7758 (USE_LOAD_POST_DECREMENT): Define.
7759 (USE_LOAD_PRE_DECREMENT): Define.
7760 (USE_STORE_PRE_DECREMENT): Define.
7761 (USE_STORE_PRE_INCREMENT): Define.
7762 (USE_STORE_POST_DECREMENT): Define.
7763 (USE_STORE_POST_INCREMENT): Define.
7764 (arm_auto_incmodes): Add enumeration.
7765 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
7766 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
7768 2012-05-09 Jakub Jelinek <jakub@redhat.com>
7770 PR tree-optimization/53226
7771 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
7772 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
7773 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
7774 doesn't need to be revisited, look for earliest stmt with
7775 !gimple_plf (stmt, GF_PLF_1) if something changed.
7777 2012-05-09 Terry Guo <terry.guo@arm.com>
7779 * genmultilib: Update copyright dates.
7780 * doc/fragments.texi: Ditto.
7782 2012-05-09 Terry Guo <terry.guo@arm.com>
7784 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
7785 * genmultilib (MULTILIB_REQUIRED): New.
7786 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
7788 2012-05-09 Richard Guenther <rguenther@suse.de>
7790 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
7791 (vect_do_peeling_for_loop_bound): Likewise.
7792 (vect_do_peeling_for_alignment): Likewise.
7793 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
7794 (vect_do_peeling_for_loop_bound): Get check_profitability and
7795 threshold as parameters.
7796 (vect_do_peeling_for_alignment): Likewise.
7797 (vect_loop_versioning): Likewise.
7798 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
7799 and threshold here. Control where to put the check here.
7801 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
7804 * dwarf2out.h (get_address_mode): Move declaration to...
7806 * dwarf2out.c (get_address_mode): Move definition to...
7807 * rtlanal.c: ...here.
7808 * var-tracking.c (get_address_mode): Delete.
7809 * combine.c (find_split_point): Use get_address_mode instead of
7810 targetm.addr_space.address_mode.
7811 * cselib.c (cselib_record_sets): Likewise.
7812 * dse.c (canon_address, record_store): Likewise.
7813 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
7814 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
7815 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
7816 (expand_expr_real_1): Likewise.
7817 * ifcvt.c (noce_try_cmove_arith): Likewise.
7818 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
7819 * reload.c (find_reloads): Likewise.
7820 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
7821 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
7823 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
7825 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
7826 information from the instruction produced.
7828 2012-05-09 Richard Guenther <rguenther@suse.de>
7830 * stor-layout.c (bit_from_pos): Document.
7831 (byte_from_pos): Likewise. Optimize.
7832 (pos_from_bit): Likewise.
7833 (normalize_offset): Use pos_from_bit instead of replicating it.
7835 2012-05-09 Alan Modra <amodra@gmail.com>
7838 * config/rs6000/rs6000.c (gen_frame_set): New function.
7839 (gen_frame_load, gen_frame_store): New functions.
7840 (rs6000_savres_rtx): Use the above.
7841 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
7842 Correct mode used for CR2 in save/restore_world patterns.
7843 Don't emit instructions for eh_return frame unwind reg info.
7845 2012-05-08 Jan Hubicka <jh@suse.cz>
7847 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
7849 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
7851 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
7853 (compile_file): Do not output variables.
7854 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
7856 * langhooks.c: Include timevar.h
7857 (write_global_declarations): Finalize compilation unit after wrapup;
7858 set timevars correctly.
7859 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
7860 not to be added to varpool.
7861 * varpool.c (varpool_assemble_decl): Sanity check that we are called
7862 only on cases where it makes sense; skip constant pool and value expr
7865 2012-05-08 David S. Miller <davem@davemloft.net>
7867 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
7868 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
7869 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
7871 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
7873 PR rtl-optimization/53278
7874 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
7875 speed_p code from earlier patch.
7877 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7880 * config/sh/sh.md (*branch_true, *branch_false): New insns.
7882 2012-05-08 Teresa Johnson <tejohnson@google.com>
7884 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
7885 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
7887 2012-05-08 Jan Hubicka <jh@suse.cz>
7889 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
7890 (cgraph_create_node_1): Rename to ...
7891 (cgraph_create_empty_node): ... this one; export.
7892 (cgraph_create_node): Update.
7893 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
7894 (cgraph_create_edge_including_clones): Likewise.
7895 (cgraph_find_replacement_node): Likewise.
7896 (cgraph_clone_edge): Likewise.
7897 (cgraph_clone_node): Likewise.
7898 (clone_function_name): Likewise.
7899 (cgraph_create_virtual_clone): Likewise.
7900 (cgraph_remove_node_and_inline_clones): Likewise.
7901 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
7902 * cgraph.h: Reorder declarations so they match file of origin.
7903 (cgraph_create_empty_node): Declare.
7904 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
7905 (cgraph_copy_node_for_versioning): Likewise.
7906 (cgraph_function_versioning): Likewise.
7907 (cgraph_materialize_clone): Likewise.
7908 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
7909 (cgraph_materialize_all_clones): Likewise.
7910 * cgraphclones.c: New file.
7911 * Makefile.in: Update for cgraphclones.
7913 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
7916 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
7917 (ix86_rtx_costs): Handle SET.
7919 2012-05-08 Michael Matz <matz@suse.de>
7921 * basic-block.h (struct rtl_bb_info): Remove visited member and
7922 move head_ member to ...
7923 (struct basic_block_def.basic_block_il_dependent): ... the new
7924 member x, replacing but containing old member rtl.
7925 (enum bb_flags): New BB_VISITED flag.
7926 (BB_HEADER, BB_FOOTER): New macros.
7928 * jump.c (mark_all_labels): Adjust.
7929 * cfgcleanup.c (try_optimize_cfg): Adjust.
7930 * cfglayout.c (record_effective_endpoints): Adjust.
7931 (relink_block_chain): Ditto (and don't fiddle with visited).
7932 (fixup_reorder_chain): Adjust.
7933 (fixup_fallthru_exit_predecessor): Ditto.
7934 (cfg_layout_duplicate_bb): Ditto.
7935 * combine.c (update_cfg_for_uncondjump): Adjust.
7936 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
7937 (bb_visited_trace): New accessor.
7938 (mark_bb_visited): Move in front.
7939 (rotate_loop): Use bb_visited_trace.
7940 (find_traces_1_round): Ditto.
7941 (emit_barrier_after): Ditto.
7942 (copy_bb): Ditto, and initialize visited on resize.
7943 (reorder_basic_blocks): Initize visited member.
7944 (duplicate_computed_gotos): Clear bb flags at start, use
7947 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
7948 (rtl_verify_flow_info_1): Ditto.
7949 (cfg_layout_split_block): Ditto.
7950 (cfg_layout_delete_block): Ditto.
7951 (cfg_layout_merge_blocks): Ditto.
7952 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
7954 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
7957 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
7958 when a constant source operand matches an "I" constraint, the "no
7959 CC0 change" applies to a register-destination only, not a
7960 strict_low_part-destination.
7962 2012-05-08 Richard Guenther <rguenther@suse.de>
7964 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
7965 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
7967 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
7969 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
7971 * doc/avr-mmcu.texi: New auto-generated file.
7972 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
7973 to document all valid -mmcu= arguments.
7975 * config/avr/avr.h (arch_info_s): New struct definition.
7976 * config/avr/avr-devices.c (avr_texinfo): New variable.
7977 * config/avr/gen-avr-mmcu-texi.c: New file.
7978 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
7980 2012-05-08 Dehao Chen <dehao@google.com>
7982 * predict.c (find_qualified_ssa_name): New.
7983 (find_ssa_name_in_expr): New.
7984 (find_ssa_name_in_assign_stmt): New.
7985 (is_comparison_with_loop_invariant_p): New.
7986 (is_bound_expr_similar): New.
7987 (predict_iv_comparison): New.
7988 (predict_loops): Add heuristic for loop-nested branches that compare an
7989 induction variable to a loop bound variable.
7990 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
7992 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
7994 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
7995 TARGET_BDVER2 defines where appropriate.
7997 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
7999 * configure.ac (PLUGIN_LD): Rename into...
8000 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
8001 * config.in: Regenerate.
8002 * configure: Likewise.
8003 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
8005 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
8007 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
8008 computation using the precision of the index type.
8009 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
8010 (fold_array_ctor_reference): Do index computations in the index type.
8012 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
8014 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
8015 down to plus_constant.
8016 (expand_epilogue): Ditto.
8018 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
8020 * postreload.c (reload_cse_regs): Make static.
8021 * reload.h (reload_cse_regs): Remove prototype.
8023 2012-05-07 Richard Henderson <rth@redhat.com>
8025 * config/alpha/alpha.md (clear_cache): New pattern.
8027 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
8030 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
8031 is folded to a type boundary value, verify that the resulting case
8032 label is still a care range.
8034 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
8036 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
8037 only for TARGET_GENERIC, when not optimizing for size.
8038 (*ffs<mode>_1): Ditto.
8040 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
8042 * tree-cfg.c (verify_gimple_switch): Tighten checks.
8044 2012-05-07 Jakub Jelinek <jakub@redhat.com>
8046 PR tree-optimization/53239
8047 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
8048 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
8050 2012-05-07 Richard Guenther <rguenther@suse.de>
8052 PR tree-optimization/53195
8053 * tree-inline.c (setup_one_parameter): Properly add referenced
8054 vars from the parameters new known value.
8056 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
8058 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
8059 (sched_branch_type): Remove.
8060 (m68k_sched_md_init_global): Don't allocate it.
8061 (m68k_sched_md_finish_global): Don't free it.
8062 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
8063 * config/m68k/m68k.md: Set the type of insns using
8064 m68k_sched_branch_type to bcc directly.
8066 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8068 * config/sol2.c (solaris_override_options): New function.
8069 * config/sol2-protos.h (solaris_override_options): Declare.
8070 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
8072 2012-05-07 Richard Guenther <rguenther@suse.de>
8074 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
8075 whether we failed to compute data dependences.
8076 (loop_prefetch_arrays): Fail if we failed.
8078 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
8079 Paolo Bonzini <bonzini@gnu.org>
8081 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
8082 Emit bsf when optimizing for size.
8083 (*ffs<mode>_1): Ditto.
8085 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
8088 * config/sh/sh.c (sh_rtx_costs): Handle SET.
8090 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
8093 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
8094 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
8095 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
8097 (*bswapdi2_doubleword): New insn pattern.
8098 (*bswap<mode>2): Rename from *bswap<mode>2_1.
8100 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
8102 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
8103 (mips_set_reg_reg_cost): Likewise.
8104 (mips_rtx_costs): Handle SET.
8106 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
8108 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
8109 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
8110 to compute the cost of moves. Set the mode of the target register.
8112 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
8114 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
8115 plus_constant function.
8116 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
8117 that the mode is sensible.
8118 (use_anchored_address, round_push, allocate_dynamic_stack_space)
8119 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
8122 * alias.c (canon_rtx): Likewise.
8123 (init_alias_analysis): Likewise.
8124 * builtins.c (expand_builtin_return_addr)
8125 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
8126 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
8127 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
8128 (expand_builtin_stpcpy): Likewise.
8129 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
8130 (compute_argument_addresses, internal_arg_pointer_based_exp)
8131 (expand_call, emit_library_call_value_1): Likewise.
8132 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
8133 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
8134 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
8135 * cse.c (insert_const_anchor, find_reg_offset_for_const)
8136 (use_related_value, fold_rtx): Likewise.
8137 * cselib.c (cselib_subst_to_values): Likewise.
8138 * dse.c (record_store, check_mem_read_rtx): Likewise.
8139 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
8140 * emit-rtl.c (adjust_address_1): Likewise.
8141 * except.c (sjlj_emit_function_enter)
8142 (expand_builtin_extract_return_addr)
8143 (expand_builtin_frob_return_addr): Likewise.
8144 * expmed.c (expand_divmod): Likewise.
8145 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
8146 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
8147 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
8148 * function.c (assign_stack_local_1)
8149 (instantiate_virtual_regs_in_rtx): Likewise.
8150 * optabs.c (prepare_cmp_insn): Likewise.
8151 * recog.c (offsettable_address_addr_space_p): Likewise.
8152 * reload.c (find_reloads_address, form_sum)
8153 (find_reloads_subreg_address): Likewise.
8154 * reload1.c (init_reload, eliminate_regs_1)
8155 (eliminate_regs_in_insn): Likewise.
8156 * simplify-rtx.c (simplify_unary_operation_1)
8157 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
8158 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
8159 (vt_add_function_parameter): Likewise.
8161 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
8162 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
8163 * config/alpha/alpha.c (alpha_legitimize_address_1)
8164 (get_unaligned_address, alpha_expand_unaligned_load)
8165 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
8166 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
8167 (alpha_expand_builtin_establish_vms_condition_handler)
8168 (alpha_setup_incoming_varargs, emit_frame_store_1)
8169 (alpha_expand_prologue, alpha_expand_epilogue)
8170 (alpha_use_linkage): Likewise.
8171 * config/alpha/alpha.md: Likewise.
8173 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
8174 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
8175 (thumb_legitimize_address, arm_gen_load_multiple_1)
8176 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
8177 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
8178 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
8179 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
8180 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
8181 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
8182 (thumb_expand_movmemqi, arm_set_return_address)
8183 (thumb_set_return_address): Likewise.
8184 * config/arm/arm.md: Likewise.
8186 * config/avr/avr.c (avr_incoming_return_addr_rtx)
8187 (avr_prologue_setup_frame, expand_epilogue)
8188 (avr_const_address_lo16): Likewise.
8190 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
8191 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
8192 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
8193 (bfin_output_mi_thunk): Likewise.
8195 * config/c6x/c6x.c (c6x_initialize_trampoline)
8196 (c6x_output_mi_thunk): Likewise.
8198 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
8199 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
8201 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
8202 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
8203 (cris_emit_movem_store, cris_trampoline_init): Likewise.
8204 * config/cris/cris.md: Likewise.
8206 * config/darwin.c (machopic_indirect_data_reference)
8207 (machopic_legitimize_pic_address): Likewise.
8209 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
8210 (epiphany_expand_prologue, epiphany_expand_epilogue)
8211 (epiphany_trampoline_init): Likewise.
8212 * config/epiphany/epiphany.md: Likewise.
8214 * config/fr30/fr30.c (fr30_move_double): Likewise.
8216 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
8217 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
8218 (frv_index_memory, unspec_got_name, frv_find_base_term)
8219 (frv_output_dwarf_dtprel): Likewise.
8221 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
8222 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
8224 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
8225 * config/i386/i386.c (setup_incoming_varargs_64)
8226 (setup_incoming_varargs_ms_64, choose_baseaddr)
8227 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
8228 (ix86_emit_probe_stack_range, ix86_expand_prologue)
8229 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
8230 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
8231 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
8232 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
8233 (x86_output_mi_thunk): Likewise.
8234 * config/i386/i386.md: Likewise.
8236 * config/ia64/ia64.c (ia64_expand_load_address)
8237 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
8238 (do_spill, ia64_trampoline_init): Likewise.
8240 * config/iq2000/iq2000.c (iq2000_va_start)
8241 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
8242 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
8243 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
8245 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
8247 * config/m32c/m32c.c (m32c_return_addr_rtx)
8248 (m32c_expand_insv): Likewise.
8250 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
8251 (m32r_legitimize_pic_address, m32r_print_operand)
8252 (m32r_print_operand_address): Likewise.
8254 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
8255 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
8256 (EH_RETURN_HANDLER_RTX): Likewise.
8257 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
8258 (m68k_expand_epilogue, legitimize_pic_address)
8259 (m68k_output_mi_thunk): Likewise.
8260 * config/m68k/m68k.md: Likewise.
8262 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
8263 (mcore_expand_epilog): Likewise.
8264 * config/mcore/mcore.md: Likewise.
8266 * config/mep/mep.c (mep_allocate_initial_value)
8267 (mep_expand_prologue, mep_expand_epilogue): Likewise.
8269 * config/microblaze/microblaze.c (double_memory_operand)
8270 (microblaze_block_move_loop): Likewise.
8272 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
8273 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
8274 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
8275 (mips_expand_prologue, mips_epilogue_set_cfa)
8276 (mips_expand_epilogue): Likewise.
8277 * config/mips/mips.md: Likewise.
8279 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
8280 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
8282 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
8283 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
8285 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
8286 (EH_RETURN_HANDLER_RTX): Likewise.
8287 * config/moxie/moxie.c (moxie_static_chain): Likewise.
8289 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
8290 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
8291 (pa_return_addr_rtx, hppa_builtin_saveregs)
8292 (pa_trampoline_init): Likewise.
8293 * config/pa/pa.md: Likewise.
8295 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
8297 * config/picochip/picochip.c (picochip_static_chain): Likewise.
8299 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
8300 * config/rs6000/rs6000.c (rs6000_legitimize_address)
8301 (setup_incoming_varargs, print_operand, rs6000_return_addr)
8302 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
8303 (rs6000_emit_epilogue)
8304 (rs6000_machopic_legitimize_pic_address): Likewise.
8306 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
8308 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
8309 (DYNAMIC_CHAIN_ADDRESS): Likewise.
8310 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
8311 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
8312 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
8313 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
8314 (s390_emit_epilogue, s390_function_profiler): Likewise.
8315 * config/s390/s390.md: Likewise.
8317 * config/score/score.c (score_add_offset, score_prologue): Likewise.
8319 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
8320 (sh_output_mi_thunk): Likewise.
8321 * config/sh/sh.md: Likewise.
8323 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
8324 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
8325 * config/sparc/sparc.c (sparc_legitimize_pic_address)
8326 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
8327 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
8328 (emit_and_preserve): Likewise.
8329 * config/sparc/sparc.md: Likewise.
8331 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
8332 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
8333 (spu_setup_incoming_varargs, ea_load_store_inline)
8334 (spu_expand_load): Likewise.
8336 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
8337 (combine_bnp): Likewise.
8339 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
8340 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
8341 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
8343 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
8344 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
8345 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
8347 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
8348 * config/v850/v850.md: Likewise.
8350 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
8351 (EH_RETURN_HANDLER_RTX): Likewise.
8352 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
8353 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
8354 (print_operand_address, vax_trampoline_init): Likewise.
8356 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
8357 (xtensa_function_value_regno_p): Likewise.
8359 2012-05-04 Andrew Pinski <apinski@cavium.com>
8361 * expr.c (get_def_for_expr_class): New function.
8362 (convert_tree_comp_to_rtx): New function.
8363 (expand_cond_expr_using_cmove): New function.
8364 (expand_expr_real_2 <case COND_EXPR>): Call
8365 expand_cond_expr_using_cmove first and return if it succeeds.
8366 Remove the check for HAVE_conditional_move since we should have
8367 already converted it to a conditional move.
8368 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
8369 modes of DImode for 32bits and TImode.
8371 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
8374 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
8375 (print_md_ptr_loc, print_c_condition): Use them.
8376 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
8377 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
8378 attr_file, dfa_file, latency_file): New global variables.
8379 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
8380 write_upcase, write_indent, write_length_unit_log, write_test_expr,
8381 write_attr_get, write_insn_cases, write_eligible_delay,
8382 write_const_num_delay_slots): Accept FILE pointer and toss it around.
8384 (write_header, open_outfile, handle_arg): New funcions.
8385 (make_automaton_attrs): Write prototypes as extern to the output
8387 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
8388 names from the command line. Open the output files and write out
8389 internal functions for DFA functions to dfa_file_name, insn latency
8390 functions to latency_file_name, and everything else to attr_file.
8391 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
8392 (BACKEND): Build libbackend first.
8393 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
8394 (.PRECIOUS): Likewise.
8395 (insn-dfatab.o): New rule.
8396 (insn-latencytab.o): New rule.
8397 (simple_rtl_generated_c): Do not include insn-attrtab.c.
8398 (s-attrtab): New rule.
8400 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
8402 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
8403 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
8404 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
8405 * reorg.c (get_jump_flags): Do not set the removed flags.
8407 * doc/md.texi (attr_flag): Update for abovementioned changes.
8409 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
8412 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
8413 (TARGET_CMOV): Rename from TARGET_CMOVE.
8414 (TARGET_CMOVE): New define.
8415 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
8416 Do not set TARGET_CMOVE here.
8418 2012-05-04 Dodji Seketeli <dodji@redhat.com>
8420 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
8421 * opts.c (finish_options): Activate -Wunused-local-typedefs if
8422 -Wunused is activated.
8423 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
8425 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8427 * config/s390/s390.md (*movmem_short, *clrmem_short)
8428 (*cmpmem_short): Move the mode check from the insn condition to
8431 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
8433 PR tree-optimization/52633
8434 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
8435 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
8436 (vect_recog_over_widening_pattern): Remove handling of code that was
8437 already detected as over-widening pattern. Remove special handling
8438 of "unsigned" cases. Instead, support general case of conversion
8439 of the shift result to another type.
8441 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
8443 * tree-vect-patterns.c (vect_single_imm_use): New function.
8444 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
8445 (vect_recog_over_widening_pattern): Likewise.
8446 (vect_recog_widen_shift_pattern): Likewise.
8448 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
8450 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
8451 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
8452 (vect_recog_widen_mult_pattern): Likewise.
8453 (vect_operation_fits_smaller_type): Likewise.
8454 (vect_recog_over_widening_pattern): Likewise.
8455 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
8457 2012-05-04 Richard Guenther <rguenther@suse.de>
8460 * lto-wrapper.c (merge_and_complain): Complain about mismatches
8461 of -freg-struct-return and -fpcc-struct-return.
8462 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
8463 from the input file options and ignore those from the link
8466 2012-05-04 Richard Guenther <rguenther@suse.de>
8468 PR tree-optimization/53168
8469 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
8470 memory reads when the result is a constant we can pun.
8472 2012-05-04 Richard Guenther <rguenther@suse.de>
8474 * common.opt (flto-report): Do not mark as Optimization.
8476 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
8479 * recog.c (constrain_operands): If extra constraints are present, also
8480 accept pseudo-registers with equivalent memory locations during reload.
8482 2012-05-04 Olivier Hainque <hainque@adacore.com>
8484 * collect2.c (may_unlink_output_file): New global.
8485 (maybe_unlink): Honor it.
8486 * collect2.h: Add extern for it.
8487 * tlink.c (do_tlink): Set it to true if the link succeeded.
8489 2012-05-04 Olivier Hainque <hainque@adacore.com>
8491 * gcc.c (eval_spec_function): Finalize/restore the current string
8492 obstack state as part of the context push/pop operations.
8494 2012-05-04 Bin Cheng <bin.cheng@arm.com>
8496 PR rtl-optimization/52804
8497 * reload1.c (reload_reg_reaches_end_p): Check whether successor
8498 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
8499 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
8500 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
8501 RELOAD_FOR_OUTADDR_ADDRESS.
8503 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
8506 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
8507 for macro expansion.
8509 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
8511 * flags.h (flag_permissive): Do not declare.
8512 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
8514 * toplev.c (flag_permissive): Do not define.
8515 * c-tree.h (system_header_p): Delete unused.
8517 2012-05-03 David S. Miller <davem@davemloft.net>
8520 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
8521 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
8522 (sparc_emit_float_lib_cmp): Likewise.
8524 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8527 * config/rs6000/rs6000.md (bswapdi splitters): If
8528 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
8529 default) is used, generate an alternate sequence that does not
8530 depend on using indexed addressing.
8532 2012-05-03 Jason Merrill <jason@redhat.com>
8534 * gengtype.c (write_types): Fix warning message.
8535 (write_local): Likewise.
8537 2012-05-02 Jason Merrill <jason@redhat.com>
8539 * dwarf2out.c (struct external_ref, build_local_stub): New.
8540 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
8541 (optimize_external_refs, optimize_external_refs_1): New.
8542 (change_AT_die_ref): New.
8543 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
8544 (build_abbrev_table): Take the external refs hashtable.
8545 (output_comp_unit): Get it from optimize_external_refs and pass it in.
8547 2012-05-03 Jan Hubicka <jh@suse.cz>
8550 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
8552 2012-05-03 Jan Hubicka <jh@suse.cz>
8555 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
8557 2012-05-03 Jason Merrill <jason@redhat.com>
8559 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
8560 use_debug_types to discriminate the die_id union.
8561 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
8562 (build_abbrev_table, output_die): Likewise.
8563 (prune_unused_types_walk_attribs): Likewise.
8564 (generate_type_signature, copy_declaration_context): Set it.
8565 (remove_child_or_replace_with_skeleton): Set it.
8566 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
8567 check use_debug_types.
8568 (dwarf2out_finish): Do break_out_includes after .debug_types.
8570 2012-05-03 Jason Merrill <jason@redhat.com>
8572 * dwarf2out.c (modified_type_die): Use scope_die_for.
8573 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
8574 (uses_local_type_r, uses_local_type): New.
8575 (scope_die_for): Keep a type that uses a local type in local scope.
8576 Use get_context_die for namespace and type scope.
8578 2012-05-03 Jason Merrill <jason@redhat.com>
8580 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
8582 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
8583 (dwarf2out_finish): Likewise.
8585 2012-05-03 Martin Jambor <mjambor@suse.cz>
8587 * builtins.c (get_object_alignment_1): Return whether we can determine
8588 the alignment or conservatively assume byte alignment. Return the
8589 alignment by reference. Use get_pointer_alignment_1 for dereference
8591 (get_pointer_alignment_1): Return whether we can determine the
8592 alignment or conservatively assume byte alignment. Return the
8593 alignment by reference. Use get_ptr_info_alignment to get SSA name
8595 (get_object_alignment): Update call to get_object_alignment_1.
8596 (get_object_or_type_alignment): Likewise, fall back to type alignment
8597 only when it returned false.
8598 (get_pointer_alignment): Update call to get_pointer_alignment_1.
8599 * fold-const.c (get_pointer_modulus_and_residue): Update call to
8600 get_object_alignment_1.
8601 * ipa-prop.c (ipa_modify_call_arguments): Update call to
8602 get_pointer_alignment_1.
8603 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
8604 of MEM_REF or TARGET_MEM_REF only when it returns false.
8605 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
8606 get_object_alignment_1.
8607 (ccp_finalize): Use set_ptr_info_alignment.
8608 * tree.h (get_object_alignment_1): Update declaration.
8609 (get_pointer_alignment_1): Likewise.
8610 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
8611 (dump_gimple_stmt): Likewise.
8612 * tree-flow.h (ptr_info_def): Updated comments of fields align and
8614 (get_ptr_info_alignment): Declared.
8615 (mark_ptr_info_alignment_unknown): Likewise.
8616 (set_ptr_info_alignment): Likewise.
8617 (adjust_ptr_info_misalignment): Likewise.
8618 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
8619 and set alignment of SSA names.
8620 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
8621 mark_ptr_info_alignment_unknown.
8622 * tree-ssanames.c (get_ptr_info_alignment): New function.
8623 (mark_ptr_info_alignment_unknown): Likewise.
8624 (set_ptr_info_alignment): Likewise.
8625 (adjust_ptr_info_misalignment): Likewise.
8626 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
8627 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
8629 (bump_vector_ptr): Likewise.
8630 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
8631 (vectorizable_store): Likewise.
8632 (vectorizable_load): Likewise.
8634 2012-05-03 Michael Matz <matz@suse.de>
8636 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
8637 in front of basic_block_def.
8638 (struct basic_block_def): Make il.gimple the full struct, not a
8640 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
8642 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
8643 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
8644 NULL il.gimple, which can't happen anymore.
8645 * gimple.h (bb_seq): il.gimple can't be NULL.
8646 (bb_seq_add): Ditto.
8647 (set_bb_seq): Adjust.
8648 (gsi_start_bb, gsi_last_bb): Tidy.
8649 * lto-streamer-in.c (make_new_block): Don't zero members that
8650 are zeroed already, don't allocate a gimple_bb_info.
8651 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
8652 (remove_bb): Clear all il.gimple members.
8653 (gimple_verify_flow_info): Adjust for flat il.gimple.
8654 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
8656 * coretypes.h (const_gimple_seq): Remove typedef.
8657 * gimple.h (gimple_seq_first): Take gimple_seq.
8658 (gimple_seq_first_stmt): Ditto.
8659 (gimple_seq_last): Ditto.
8660 (gimple_seq_last_stmt): Ditto.
8661 (gimple_seq_empty_p): Ditto.
8663 2012-05-03 Richard Guenther <rguenther@suse.de>
8665 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
8667 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
8668 (compute_avail): Do not add possibly trapping operations to
8669 EXP_GEN if they might not be executed in the block.
8671 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
8673 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
8675 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
8677 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
8678 information as early as possible. Update dominance info instead of
8681 2012-05-03 Richard Guenther <rguenther@suse.de>
8683 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
8684 (union_contains_value): Remove.
8685 (vro_valid_in_sets): Likewise.
8686 (op_valid_in_sets): New function.
8687 (valid_in_sets): Use op_valid_in_sets.
8688 (insert_into_preds_of_block): Move dumping ...
8689 (do_regular_insertion): ... here.
8690 (do_partial_partial_insertion): ... and here. Dump that
8691 we've found a partial partial redundancy.
8692 (insert): Dump the current insert iteration.
8694 2012-05-03 Jakub Jelinek <jakub@redhat.com>
8697 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
8698 append program name to it and pass that as first argument
8699 to make_relative_prefix. Always pass standard_libexec_prefix
8700 as last argument to make_relative_prefix. If
8701 make_relative_prefix returns NULL, fall back to
8702 standard_libexec_prefix.
8705 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
8709 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
8710 mode, return that mode.
8713 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
8714 define __ATOMIC_HLE_* macros here.
8715 (ix86_target_macros): But here, using cpp_define_formatted.
8717 2012-05-03 Richard Guenther <rguenther@suse.de>
8719 PR tree-optimization/53144
8720 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
8722 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
8723 with SSA name values.
8724 (vn_reference_lookup_3): Adjust callers.
8726 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
8728 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
8729 has_fma4 for AMD processors with both fma3 and fma4 support.
8731 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
8734 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
8737 2012-05-03 Michael Matz <matz@suse.de>
8740 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
8741 (dse_enter_block): Properly iterate the whole sequence even
8742 if the last statement was removed.
8744 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
8746 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
8747 unset flag_jump_tables.
8748 * stmt.c (expand_case): Remove special flag_pic case conditional
8749 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
8751 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
8753 * common/config/s390/s390-common.c (s390_option_optimization_table):
8754 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
8755 default when optimizing.
8757 2012-05-02 Martin Jambor <mjambor@suse.cz>
8760 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
8761 of a variable when the contect is a function.
8763 2012-05-02 Michael Matz <matz@suse.de>
8765 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
8766 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
8767 (const_gimple_seq_node): Remove.
8768 (gimple_seq_node): Typedef as gimple.
8769 (struct gimple_statement_base): Add next and prev members,
8770 adjust all WORD markers in using structs.
8771 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
8772 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
8773 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
8774 gimple are the same.
8775 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
8777 (gimple_init_singleton): New function.
8778 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
8779 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
8781 (gsi_stmt_ptr): Remove.
8782 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
8784 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
8785 again, adjust for above changes.
8786 (update_call_edge_frequencies): Adjust for above changes.
8787 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
8788 (gsi_insert_seq_nodes_after): Ditto.
8789 (gsi_split_seq_after): Ditto.
8790 (gsi_set_stmt): Ditto.
8791 (gsi_split_seq_before): Ditto.
8792 (gsi_remove): Ditto.
8793 (gsi_insert_seq_before_without_update): Don't free sequence.
8794 (gsi_insert_seq_after_without_update): Ditto.
8795 (gsi_replace): Assert some more invariants.
8796 (gsi_insert_before_without_update, gsi_insert_after_without_update):
8798 (gsi_for_stmt): Don't search for stmt.
8799 (gsi_insert_on_edge_immediate): Tidy.
8801 * gimple.c (gimple_alloc_k): Remove "sequences".
8802 (gimple_seq_cache): Remove.
8803 (gimple_alloc_stat): Make stmt a singleton sequence.
8804 (gimple_seq_alloc, gimple_seq_free): Remove.
8805 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
8806 (gimple_copy): Ditto.
8807 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
8808 create iterator from correct sequence.
8809 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
8811 2012-05-02 Michael Matz <matz@suse.de>
8813 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
8815 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
8816 sequence, lazily allocate it.
8817 (bb_seq_addr): New function.
8818 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
8819 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
8820 (gsi_none): New function.
8821 (gsi_start_bb): Adjust.
8822 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
8823 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
8824 (gsi_last_bb): Adjust.
8826 * tree-flow-inline.h (phi_nodes_ptr): New function.
8828 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
8829 datastructure and interface change.
8830 (gsi_insert_seq_before_without_update): Ditto.
8831 (gsi_insert_seq_nodes_after): Ditto.
8832 (gsi_insert_seq_after_without_update): Ditto.
8833 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
8834 (gsi_split_seq_before): Ditto.
8835 (gsi_start_phis): Adjust.
8836 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
8837 (vect_transform_loop): Ditto.
8838 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
8839 gimple_seq_copy): Don't use gimple_seq_alloc.
8840 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
8841 (gimplify_seq_add_seq): Ditto.
8842 * lto-streamer-in.c (make_new_block): Ditto.
8843 * tree-cfg.c (create_bb): Ditto.
8844 * tree-sra.c (initialize_parameter_reductions): Ditto.
8846 2012-05-02 Michael Matz <matz@suse.de>
8848 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
8849 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
8850 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
8851 set_bb_seq): Move down to after gimple_statement_d definition.
8853 2012-05-02 Michael Matz <matz@suse.de>
8855 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
8856 gsi_replace_with_seq, instead of inserting itself.
8857 * gimple-iterator.c (gsi_replace_with_seq): New function.
8858 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
8859 iterator instead of statement, advance it.
8860 (ssa_forward_propagate_and_combine): Adjust call to above.
8862 2012-05-02 Michael Matz <matz@suse.de>
8864 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
8866 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
8867 * tree-nested.c (walk_gimple_omp_for): Ditto.
8868 * trans-mem.c (lower_transaction): Ditto.
8869 * tree-eh.c (do_return_redirection): Ditto.
8870 (do_goto_redirection): Ditto.
8871 (lower_try_finally_switch): Ditto.
8872 * gimplify.c (gimplify_stmt): Ditto.
8873 (gimplify_scan_omp_clauses): Ditto.
8874 (gimplify_omp_for): Ditto.
8875 (gimplify_function_tree): Ditto.
8876 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
8877 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
8878 (mf_build_check_statement_for): Ditto.
8879 (mx_register_decls): Ditto.
8880 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
8881 and don't use itertors to append.
8882 (insert_stmts): Ditto.
8883 (insert_out_of_ssa_copy): Ditto.
8884 (insert_out_of_ssa_copy_on_edge): Ditto.
8886 2012-05-02 Michael Matz <matz@suse.de>
8888 * gimple.h (gimple_bind_body_ptr): New function.
8889 (gimple_bind_body): Use it.
8890 (gimple_catch_handler): Use gimple_catch_handler_ptr.
8891 (gimple_eh_filter_failure_ptr): New function.
8892 (gimple_eh_filter_failure): Use it.
8893 (gimple_eh_else_n_body_ptr): New function.
8894 (gimple_eh_else_n_body): Use it.
8895 (gimple_eh_else_e_body_ptr): New function.
8896 (gimple_eh_else_e_body): Use it.
8897 (gimple_try_eval_ptr): New function.
8898 (gimple_try_eval): Use it.
8899 (gimple_try_cleanup_ptr): New function.
8900 (gimple_try_cleanup): Use it.
8901 (gimple_wce_cleanup_ptr): New function.
8902 (gimple_wce_cleanup): Use it.
8903 (gimple_omp_body_ptr): New function.
8904 (gimple_omp_body): Use it.
8905 (gimple_omp_for_pre_body_ptr): New function.
8906 (gimple_omp_for_pre_body): Use it.
8907 (gimple_transaction_body_ptr): New function.
8908 (gimple_transaction_body): Use it.
8909 (gsi_split_seq_before): Adjust to return nothing and take pointer
8911 (gsi_set_stmt): Declare.
8912 (gsi_replace_with_seq): Declare.
8913 (walk_gimple_seq_mod): Declare.
8914 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
8916 * gimple-iterator.c (gsi_set_stmt): New function.
8917 (gsi_split_seq_before): Return new sequence via pointer argument.
8918 (gsi_replace): Use gsi_set_stmt.
8920 * tree-ssa-loop-im.c (move_computations_stmt): First remove
8922 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
8923 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
8925 (reserve_phi_args_for_new_edge): Change call to above,
8928 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
8929 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
8930 iterators. Adjust call to lower_omp.
8931 (lower_lastprivate_clauses): Adjust call to lower_omp.
8932 (lower_reduction_clauses): Ditto.
8933 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
8934 (lower_omp_sections): Don't explicitely count sequence length,
8935 nullify lowered bodies earlier, ensure stmts are part of only
8936 one sequence, adjust call to lower_omp.
8937 (lower_omp_single): Ensure stmts are part of only one sequence,
8938 adjust call to lower_omp.
8939 (lower_omp_master): Ditto.
8940 (lower_omp_ordered): Ditto.
8941 (lower_omp_critical): Ditto.
8942 (lower_omp_for): Ditto.
8943 (lower_omp_taskreg): Ditto, tidy.
8944 (lower_omp_1): Adjust calls to lower_omp.
8945 (execute_lower_omp): Ditto.
8946 (lower_omp): Adjust to take pointer to sequence.
8947 (diagnose_sb_2): Use walk_gimple_seq_mod.
8948 (diagnose_omp_structured_block_errors): Ditto and set possibly
8949 changed function body.
8950 * gimple-low.c (lower_function_body): Set function body after
8952 (lower_sequence): Adjust to take pointer to sequence.
8953 (lower_omp_directive): Ensure stmt isn't put twice into the
8954 sequence, adjust call to lower_sequence.
8955 (lower_stmt): Adjust calls to lower_sequence.
8956 (lower_gimple_bind): Ditto.
8957 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
8958 * tree-nested.c (walk_body): Take pointer to sequence, use
8959 walk_gimple_seq_mod.
8960 (walk_function): Adjust call to walk_body, set possibly changed body.
8961 (walk_gimple_omp_for): Adjust calls to walk_body.
8962 (convert_nonlocal_omp_clauses): Ditto.
8963 (convert_nonlocal_reference_stmt): Ditto.
8964 (convert_local_omp_clauses): Ditto.
8965 (convert_local_reference_stmt): Ditto.
8966 (convert_tramp_reference_stmt): Ditto.
8967 (convert_gimple_call): Ditto.
8968 (convert_nl_goto_reference): Use local iterator copy.
8969 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
8970 but taking pointer to sequence, ensure gsi_start is called with
8972 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
8973 asserting that the sequence head didn't change.
8974 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
8975 walk_gimple_seq_mod.
8976 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
8977 (execute_lower_tm): Ditto, and set possibly changed body.
8978 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
8979 call gsi_start with that lvalue.
8980 (replace_goto_queue_stmt_list): Ditto.
8981 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
8982 (replace_goto_queue): Ditto.
8983 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
8984 (lower_try_finally_onedest): Ditto.
8985 (lower_try_finally_copy): Ditto.
8986 (lower_try_finally_switch): Ditto.
8987 (lower_try_finally): Ditto.
8988 (lower_eh_filter): Ditto.
8989 (lower_eh_must_not_throw): Ditto.
8990 (lower_cleanup): Ditto.
8991 (lower_eh_constructs_2): Ditto.
8992 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
8993 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
8994 set possibly changed body.
8995 (optimize_double_finally): Call gsi_start with lvalue.
8997 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
8998 (gimple_split_block): Ditto.
8999 (gimple_merge_blocks): Use gsi_start_phis.
9000 (move_stmt_r): Use walk_gimple_seq_mod.
9001 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
9002 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
9003 (rebuild_cgraph_edges): Ditto.
9004 (cgraph_rebuild_references): Ditto.
9005 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
9006 * tree-inline.c (copy_phis_for_bb): Ditto.
9007 * tree-ssa-dce.c: Ditto.
9009 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
9011 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
9012 Andi Kleen <ak@linux.intel.com>
9014 * coretypes.h (MEMMODEL_MASK): New.
9015 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
9016 and return new variable.
9017 (expand_builtin_atomic_exchange): Mask memmodel values.
9018 (expand_builtin_atomic_compare_exchange): Ditto.
9019 (expand_builtin_atomic_load): Ditto.
9020 (expand_builtin_atomic_store): Ditto.
9021 (expand_builtin_atomic_clear): Ditto.
9022 * doc/extend.texi: Mention port-dependent memory model flags.
9023 * config/i386/cpuid.h (bit_HLE): New.
9024 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
9026 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
9027 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
9028 (ix86_target_string)<-mhle>: New.
9029 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
9030 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
9031 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
9032 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
9033 enabled for generic, generic64 and core-avx2.
9034 (ix86_print_operand): Generate HLE lock prefixes.
9035 (ix86_memmodel_check): New.
9036 (TARGET_MEMMODEL_CHECK): Ditto.
9037 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
9038 (IX86_HLE_ACQUIRE): Ditto.
9039 (IX86_HLE_RELEASE): Ditto.
9040 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
9041 * config/i386/i386.opt (mhle): Ditto.
9042 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
9043 success model to instruction emitter.
9044 (atomic_fetch_add<mode>): Ditto.
9045 (atomic_exchange<mode>): Ditto.
9046 (atomic_add<mode>): Ditto.
9047 (atomic_sub<mode>): Ditto.
9048 (atomic_<code><mode>): Ditto.
9049 (*atomic_compare_and_swap_doubledi_pic): Ditto.
9050 (atomic_compare_and_swap_single<mode>): Define and use argument
9052 (atomic_compare_and_swap_double<mode>): Ditto.
9053 * configure.ac: Check if assembler support HLE prefixes.
9054 * configure: Regenerate.
9057 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
9060 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
9062 (gimplify_switch_expr): ... here.
9063 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
9064 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
9065 to clean up case labels with values outside the index type range.
9066 (simplify_gimple_switch): Call it if something changed.
9067 Remove strange and unnecessary assert.
9069 2012-05-02 Richard Guenther <rguenther@suse.de>
9071 * fold-const.c (div_if_zero_remainder): sizetypes no longer
9073 (int_const_binop_1): New worker for int_const_binop with
9074 overflowable parameter. Pass it through to force_fit_type_double.
9075 (int_const_binop): Wrap around int_const_binop_1 with overflowable
9077 (size_binop_loc): Call int_const_binop_1 with overflowable equal
9078 to minus one, forcing overflow detection for even unsigned types.
9079 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
9080 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
9081 * stor-layout.c (initialize_sizetypes): sizetypes no longer
9083 (layout_type): For zero-sized arrays ignore overflow on the
9085 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
9086 (bit_value_binop_1): Likewise.
9087 * tree.c (double_int_to_tree): Likewise.
9088 (double_int_fits_to_tree_p): Likewise.
9089 (force_fit_type_double): Likewise.
9090 (host_integerp): Likewise.
9091 (int_fits_type_p): Likewise.
9092 * varasm.c (output_constructor_regular_field): Sign-extend the
9093 field-offset to cater for negative offsets produced by the Ada
9095 * omp-low.c (extract_omp_for_data): Convert the loop step to
9096 signed for pointer adjustments.
9098 2012-05-02 Richard Guenther <rguenther@suse.de>
9100 * tree.c (valid_constant_size_p): New function.
9101 * tree.h (valid_constant_size_p): Declare.
9102 * cfgexpand.c (expand_one_var): Adjust check for too large
9103 variables by using valid_constant_size_p.
9104 * varasm.c (assemble_variable): Likewise.
9106 * c-decl.c (grokdeclarator): Properly check for sizes that
9107 cover more than half of the address-space.
9109 2012-05-02 Jakub Jelinek <jakub@redhat.com>
9111 PR tree-optimization/53163
9112 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
9113 return value from compute_all_dependences.
9115 PR rtl-optimization/53160
9116 * ree.c (combine_reaching_defs): Handle the case where cand->insn
9117 has been modified by ree pass already.
9119 2012-05-01 Ian Lance Taylor <iant@google.com>
9122 * c-decl.c (build_compound_literal): Make the decl readonly if it
9123 an array of a readonly type.
9124 * gimplify.c (gimplify_compound_literal_expr): Add fallback
9125 parameter. Change all callers. If the decl is not addressable
9126 and is not an l-value, make it readonly.
9128 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
9130 * ira.c (allocated_reg_info_size): New static variable.
9131 (expand_reg_info): Manage it. Call
9132 setup_preferred_alternate_classes_for_new_pseudos.
9133 (ira): Don't do it here. Remove local allocated_reg_info_size,
9134 set the global before calling find_moveable_pseudos.
9135 (find_moveable_pseudos): Call expand_reg_info rather than
9138 2012-05-01 Richard Henderson <rth@redhat.com>
9140 * common.opt (fsync-libcalls): New.
9141 * doc/invoke.texi: Document it.
9142 * optabs.c (init_sync_libfuncs): Honor it.
9144 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
9145 Richard Sandiford <r.sandiford@uk.ibm.com>
9147 PR rtl-optimization/52543
9148 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
9150 * lower-subreg.h: New file.
9151 * target-globals.h (this_target_lower_subreg): Declare.
9152 (target_globals): Add lower_subreg;
9153 (restore_target_globals): Restore this_target_lower_subreg.
9154 * target-globals.c: Include it.
9155 (default_target_globals): Add default_target_lower_subreg.
9156 (save_target_globals): Initialize target_lower_subreg.
9157 * rtl.h (init_lower_subreg): Added declaration.
9158 * toplev.c (backend_init_target): Call initializer for lower-subreg
9160 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
9161 (default_target_lower_subreg): New variable.
9162 (this_target_lower_subreg): Likewise.
9163 (twice_word_mode, choices): New macros.
9164 (shift_cost, compute_splitting_shift, compute_costs)
9165 (init_lower_subreg): New functions.
9166 (resolve_simple_move): Add speed_p argument. Check choices.
9167 (find_pseudo_copy): Don't check the mode size here.
9168 (resolve_simple_move): Assert the mode size.
9169 (find_decomposable_shift_zext): Add speed_p argument and return
9170 a bool. Check choices.
9171 (resolve_shift_zext): Add comment.
9172 (dump_shift_choices, dump_choices): New functions.
9173 (decompose_multiword_subregs): Dump list of profitable
9174 transformations. Add code to skip non profitable transformations.
9175 Update calls to simple_move and find_decomposable_shift_zext.
9177 2012-05-01 Ian Bolton <ian.bolton@arm.com>
9178 Sameera Deshpande <sameera.deshpande@arm.com>
9179 Greta Yorsh <greta.yorsh@arm.com>
9181 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
9182 (thumb1_unexpanded_epilogue): ...this.
9183 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
9184 (thumb1_unexpanded_epilogue): ...this.
9185 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
9186 (thumb1_unexpanded_epilogue): ...this.
9188 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
9190 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
9191 comparing enumeration values. Update comments.
9193 2012-05-01 Alan Modra <amodra@gmail.com>
9196 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
9197 load_cr_save, add_crlr_cfa_restore): New functions.
9198 (rs6000_restore_saved_cr): Rename to..
9199 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
9200 (rs6000_emit_epilogue): Use new functions. Adjust condition
9201 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
9202 regs when using out-of-line restore only when shrink wrapping.
9204 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
9207 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
9208 calls to cgraph_node_name in xstrdup.
9209 (ipa_make_edge_direct_to_target): Ditto.
9210 * cgraph.c (dump_cgraph_node): Ditto.
9211 * tree-sra.c (convert_callers_for_node): Ditto.
9212 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
9213 * ipa-cp.c (perhaps_add_new_callers): Ditto.
9214 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
9215 (cgraph_materialize_all_clones): Ditto.
9216 * ipa-inline.c (report_inline_failed_reason): Ditto.
9217 (want_early_inline_function_p): Ditto.
9218 (edge_badness): Ditto.
9219 (update_edge_key): Ditto.
9220 (flatten_function): Ditto.
9221 (ipa_inline): Ditto.
9222 (inline_always_inline_functions): Ditto.
9223 (early_inline_small_functions): Ditto.
9225 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
9228 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
9229 constraints 0 and 1.
9231 012-04-30 Jan Hubicka <jh@suse.cz>
9233 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
9234 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
9235 (cgraph_add_to_same_comdat_group): Remove.
9236 (cgraph_add_asm_node): Move to cgraphunit.c.
9237 (cgraph_make_decl_local): Move to symtab.c
9238 (cgraph_make_node_local_1): Update.
9239 (cgraph_can_remove_if_no_direct_calls_and): Update.
9240 (used_from_object_file_p): Update.
9241 (resolution_used_from_other_file_p): Move to symtab.c
9242 (cgraph_used_from_object_file_p): move to symtab.c
9243 (verify_cgraph_node): Verify same comdat groups.
9244 * cgraph.h (cgraph_asm_node): Rename to ...
9245 (asm_node): ... this one.
9246 (cgraph_asm_nodes): Rename to ...
9247 (asm_nodes): ... this one.
9248 (symtab_add_to_same_comdat_group): New function.
9249 (symtab_dissolve_same_comdat_group_list): New function.
9250 (symtab_used_from_object_file_p): Declare.
9251 (symtab_make_decl_local): Declare.
9252 (cgraph_add_to_same_comdat_group): Remove.
9253 (cgraph_add_asm_node): Remove.
9254 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
9256 (cgraph_finalize_compilation_unit): Rename to ...
9257 (finalize_compilation_unit): ... this one.
9258 (cgraph_optimize): Rename to ....
9259 (compile): ... this one.
9260 (add_asm_node): Declare.
9261 (fixup_same_cpp_alias_visibility): Declare.
9262 (cgraph_make_decl_local): Remove.
9263 (varpool_assemble_pending_decls): Rename to ...
9264 (varpool_output_variables): ... this one.
9265 (varpool_remove_unreferenced_decls): Remove.
9266 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
9267 (preserve_function_body_p): Make static.
9268 * toplev.c (compile_file): Update comments; update.
9269 * cgraphunit.c: Update comments.
9270 (cgraph_expand_all_functions): Rename to ...
9271 (expand_all_functions): ... this one; update.
9272 (cgraph_mark_functions_to_output): Rename to ...
9273 (mark_functions_to_output): ... this one; cleanup.
9274 (cgraph_output_pending_asms): Remove prototype.
9275 (asm_nodes, asm_last_node): New static vars.
9276 (cgraph_process_new_functions): Update.
9277 (cgraph_reset_node): Cleanup; add comment.
9278 (cgraph_add_new_function): Update.
9279 (cgraph_output_pending_asms): Rename to ...
9280 (output_asm_statements): ... this one.
9281 (add_asm_node): New function.
9282 (fixup_same_cpp_alias_visibility): New function based on code
9283 in cgraph_analyze_function.
9284 (cgraph_analyze_function): Use it.
9285 (cgraph_order_sort): Update.
9286 (cgraph_output_in_order): Update.
9287 (cgraph_function_versioning): Update.
9288 (cgraph_optimize): Rename to ...
9289 (compile): ... this one; initialize streamer hooks here.
9290 (cgraph_finalize_compilation_unit): Rename to ...
9291 (finalize_compilation_unit): ... this one; do not initialize streamer
9293 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
9294 * dwarf2out.c: Update ocmment.
9295 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
9296 * method.c (use_thunk): Likewise.
9297 * semantics.c (maybe_add_lambda_conv_op): Likewise.
9298 * decl2.c (maybe_emit_vtables): Likewise.
9299 (cp_write_global_declarations): Use finalize_compilation_unit.
9300 * parser.c (cp_parser_asm_definition): Use add_asm_node.
9301 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
9302 * c-decl.c (c_write_global_declarations): Use
9303 finalize_compilation_unit.
9304 * langhooks.c (write_global_declarations): Update.
9305 * ipa.c (cgraph_externally_visible_p): Update.
9306 (dissolve_same_comdat_group_list): Remove.
9307 (function_and_variable_visibility): Update.
9308 * symtab.c: Inlcude lto-streamer.h and rtl.h
9309 (ld_plugin_symbol_resolution_names): New.
9310 (symtab_add_to_same_comdat_group): New.
9311 (symtab_dissolve_same_comdat_group_list): New.
9312 (resolution_used_from_other_file_p): Move here from cgraph.c
9313 (symtab_used_from_object_file_p): New.
9314 (symtab_make_decl_local): New.
9315 * passes.c (register_pass): Update comments.
9316 * c-parser.c (c_parser_asm_definition): Update.
9317 * varpool.c (varpool_analyze_node): Use
9318 fixup_same_cpp_alias_visibility.
9319 (varpool_remove_unreferenced_decls): Make static.
9320 (varpool_assemble_pending_decls): Rename to ...
9321 (varpool_output_variables): ... this one; call
9322 varpool_remove_unreferenced_decls.
9323 (varpool_used_from_object_file_p): Remove.
9325 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
9328 * c-typeck.c (build_array_ref): Call
9329 convert_vector_to_pointer_for_subscript.
9330 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
9332 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
9334 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
9335 to compile-time "mode == <MODE>mode" checks.
9336 (and splitter): Ditto.
9338 2012-04-30 Richard Henderson <rth@redhat.com>
9340 * config/arm/arm.md (UNSPEC_LL): New.
9341 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
9342 (arm_load_exclusivedi): Use %H0.
9344 2012-04-30 Jason Merrill <jason@redhat.com>
9346 * dwarf2out.c (comdat_symbol_id): Add const.
9347 (union die_symbol_or_type_node): Add const to die_symbol.
9348 (output_die_symbol, output_die, output_comp_unit): Adjust.
9350 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
9352 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
9353 * config/arm/neon.md (negdi2_neon): New insn.
9354 Also add splitters for core and NEON registers.
9356 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
9358 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
9359 (arm_print_operand): Add 'x' format.
9360 * config/arm/constraints.md (Dn): Allow const_int.
9361 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
9362 Use 'x' format to print constants.
9363 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
9364 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
9366 (movdi_vfp_cortexa8): Likewise.
9368 2012-04-30 Ian Bolton <ian.bolton@arm.com>
9369 Sameera Deshpande <sameera.deshpande@arm.com>
9370 Greta Yorsh <greta.yorsh@arm.com>
9372 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
9373 * config/arm/arm.c (ldm_stm_operation_p): New function.
9374 * config/arm/predicates.md (load_multiple_operation): Update predicate.
9375 (store_multiple_operation): Likewise.
9377 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
9378 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
9379 * config/arm/predicates.md (load_multiple_operation): Add arguments.
9380 (store_multiple_operation): Likewise.
9382 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
9384 * config/i386/i386.md (and<mode>3): Expand masking operations with
9385 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
9386 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
9388 2012-04-30 Dodji Seketeli <dodji@redhat.com>
9390 Add -Wvarargs option
9391 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
9392 argument for the various warning_at calls.
9393 * docs/invoke.texi: Update the documentation.
9395 2012-04-30 Dodji Seketeli <dodji@redhat.com>
9397 Switch -ftrack-macro-expansion=2 on by default.
9398 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
9401 Fix va_start related location
9402 * builtins.c (fold_builtin_next_arg): Unwinds to the first
9403 location in real source code.
9405 Make conversion warnings work on NULL with -ftrack-macro-expansion
9406 * input.h (expansion_point_location_if_in_system_header): Declare
9408 * input.c (expansion_point_location_if_in_system_header): Define it.
9410 Fix -Wuninitialized for -ftrack-macro-expansion
9411 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
9412 declaration. Use linemap_location_before_p for source locations.
9414 Strip "<built-in>" loc from displayed expansion context
9415 * input.c (expand_location_1): When expanding to spelling location
9416 in a context of a macro expansion, skip reserved system header
9417 locations. Update comments. * tree-diagnostic.c
9418 (maybe_unwind_expanded_macro_loc): Likewise.
9420 Make expand_location resolve to locus in main source file
9421 * input.c (expand_location_1): New. Takes a parameter to choose
9422 whether to resolve the location to spelling or expansion point.
9423 Was factorized from ...
9424 (expand_location): ... here.
9425 (expand_location_to_spelling_point): New. Implemented in terms of
9427 * diagnostic.c (diagnostic_build_prefix): Use the new
9428 expand_location_to_spelling_point instead of expand_location.
9430 Fix PCH crash on GTYed pointer-to-scalar field of a struct
9431 * gengtype.c (write_types_process_field): Force second argument of
9432 the call to the PCH object hierarchy walker to be 'x'.
9434 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
9436 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
9437 predicate to discriminate types.
9439 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
9441 * doc/invoke.texi (Wmissing-format-attribute): Document as an
9442 alias of Wsuggest-attribute=format.
9443 * c-typeck.c (convert_for_assignment): Replace
9444 Wmissing-format-attribute with Wsuggest-attribute=format.
9445 (digest_init): Likewise.
9447 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
9449 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
9450 * common.opt (Wmissing-noreturn): Alias of
9451 -Wsuggest-attribute=noreturn.
9453 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
9456 * config/cris/cris.md (andqu): New peephole2.
9457 (andu): Tweak head comment.
9459 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9460 Steven Bosscher <steven@gcc.gnu.org>
9461 Maxim Kuvyrkov <maxim@codesourcery.com>
9463 PR tree-optimization/38785
9464 * common.opt (ftree-partial-pre): New option.
9465 * doc/invoke.texi: Document it.
9466 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
9467 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
9469 (execute_pre): Use flag_tree_partial_pre.
9471 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9474 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
9477 2012-04-27 Ollie Wild <aaw@google.com>
9479 * doc/invoke.texi (Wliteral-suffix): Document new option.
9481 2012-04-27 Tom Tromey <tromey@redhat.com>
9483 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
9484 (dwarf_tag_name): Use get_DW_TAG_name.
9485 (dwarf_attr_name): Use get_DW_AT_name.
9486 (dwarf_form_name): Use get_DW_FORM_name.
9487 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
9489 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
9491 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
9492 arguments are -1 and 0, by negating the result of the conditional.
9494 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
9497 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
9499 2012-04-27 Richard Guenther <rguenther@suse.de>
9501 * tree-flow.h (is_hidden_global_store): Remove.
9502 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
9503 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
9504 (stmt_may_clobber_global_p): Likewise.
9505 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
9506 (stmt_may_clobber_global_p): Likewise.
9507 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
9508 stmt_may_clobber_global_p.
9509 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
9511 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
9513 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
9516 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
9517 reorganize some fields and update comments. Rename bit_test_uniq
9518 and bit_test_count to uniq resp. count. Remove bit_test_bb.
9519 (collect_switch_conv_info): New function, collects info about a
9520 GIMPLE_SWITCH into a struct switch_conv_info.
9521 (check_range): Simplify to use pre-recorded info. Fix think-o in
9522 range-branch ratio check.
9523 (check_process_case): Remove function.
9524 (check_all_empty_except_final): New function, verifies that all
9525 non-final basic blocks are empty.
9526 (process_switch): Simplify to use pre-recorded info. Call
9527 collect_switch_conv_info to do that. Assert that degenerate switch
9528 statements have been cleaned up.
9530 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
9533 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
9535 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
9538 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
9540 2012-04-27 Tom de Vries <tom@codesourcery.com>
9542 PR tree-optimization/51879
9543 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
9544 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
9546 (defs_to_varying): ... here. Don't set use_processed.
9547 (visit_reference_op_call): Handle gimple_vdef.
9548 Handle case that lhs is NULL_TREE.
9549 (visit_use): Use mark_use_processed. Handle calls with side-effect
9550 using visit_reference_op_call.
9552 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
9554 * sched-deps.c (fixup_sched_groups): Rename to...
9555 (chain_to_prev_insn): ...this.
9556 (chain_to_prev_insn_p): New function.
9557 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
9559 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
9561 * sched-int.h (_haifa_insn_data): Move priority_status.
9563 (INSN_MODEL_INDEX): New macro.
9564 * haifa-sched.c (insn_delay): New function.
9565 (sched_regno_pressure_class): Update commentary.
9566 (mark_regno_birth_or_death): Pass the liveness bitmap and
9567 pressure array as arguments, instead of using curr_reg_live and
9568 curr_reg_pressure. Only update the pressure if the bit in the
9569 liveness set has changed.
9570 (initiate_reg_pressure_info): Always trust the live-in set for
9571 SCHED_PRESSURE_MODEL.
9572 (initiate_bb_reg_pressure_info): Update call to
9573 mark_regno_birth_or_death.
9574 (dep_list_size): Take the list as argument.
9575 (calculate_reg_deaths): New function, extracted from...
9576 (setup_insn_reg_pressure_info): ...here.
9577 (MODEL_BAR): New macro.
9578 (model_pressure_data, model_insn_info, model_pressure_limit)
9579 (model_pressure_group): New structures.
9580 (model_schedule, model_worklist, model_insns, model_num_insns)
9581 (model_curr_point, model_before_pressure, model_next_priority):
9583 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
9584 (MODEL_INSN_INFO, MODEL_INSN): New macros.
9585 (model_index, model_update_limit_points_in_group): New functions.
9586 (model_update_limit_points, model_last_use_except): Likewise.
9587 (model_start_update_pressure, model_update_pressure): Likewise.
9588 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
9589 (model_excess_cost, model_dump_pressure_points): Likewise.
9590 (model_set_excess_costs): Likewise.
9591 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
9592 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
9593 schedule as an alternative tie-breaker. Update the call to
9595 (ready_sort): Call model_set_excess_costs.
9596 (update_register_pressure): Update call to mark_regno_birth_or_death.
9597 Rely on that function to check liveness rather than doing it here.
9598 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
9599 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
9600 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
9601 (model_record_pressure, model_record_pressures): New functions.
9602 (model_record_final_pressures, model_add_successors_to_worklist)
9603 (model_promote_predecessors, model_choose_insn): Likewise.
9604 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
9605 (model_start_schedule, model_finalize_pressure_group): Likewise.
9606 (model_end_schedule): Likewise.
9607 (schedule_insn): Say when we're scheduling the next instruction
9608 in the model schedule.
9609 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
9610 (queue_to_ready): Do not add instructions that are
9611 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
9612 Always allow the next instruction in the model schedule to be added.
9613 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
9614 and delay for SCHED_PRESSURE_MODEL too.
9615 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
9616 SCHED_PRIORITY_MODEL, but also take the DFA into account.
9617 (schedule_block): Call model_start_schedule and model_end_schedule.
9618 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
9619 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
9620 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
9622 (sched_finish): Update accordingly.
9623 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
9624 to SCHED_PRESSURE_MODEL.
9625 (add_jump_dependencies): Update call to dep_list_size.
9626 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
9627 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
9628 to SCHED_PRESSURE_MODEL.
9629 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
9630 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
9631 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
9632 handling to SCHED_PRESSURE_MODEL.
9634 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
9636 * common.opt (fsched-pressure-algorithm=): New option.
9637 * flag-types.h (sched_pressure_algorithm): New enum.
9638 * sched-int.h (sched_pressure_p): Replace with...
9639 (sched_pressure): ...this new variable.
9640 * haifa-sched.c (sched_pressure_p): Replace with...
9641 (sched_pressure): ...this new variable.
9642 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
9643 (update_reg_and_insn_max_reg_pressure, schedule_insn)
9644 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
9645 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
9646 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
9647 (sched_analyze_insn): Likewise.
9648 * sched-rgn.c (schedule_region): Likewise.
9649 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
9651 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
9653 * PR middle-end/52997
9654 * ira.c (find_moveable_pseudos): Call resize_reg_info.
9657 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
9658 * expr.c (convert_move): Honor unsignedp when extending partial int
9660 * genmodes.c (complete_mode): Don't clear component field of partial
9662 (emit_mode_inner): Don't emit it however.
9663 (calc_wider_mode): Partial int modes widen to their component.
9665 2012-04-26 David S. Miller <davem@davemloft.net>
9667 * config/sparc/niagara4.md: New file.
9668 * config/sparc/sparc.md: Include it.
9669 * config/sparc/sparc.c (niagara4_costs): New processor costs.
9670 (sparc_option_override): Use it.
9671 (sparc_use_sched_lookahead): Return 2 for niagara4.
9672 (sparc_issue_rate): Likewise.
9674 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
9675 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
9676 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
9677 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
9678 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
9679 alignaddrldi_vis): Set type to gsr.
9680 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
9681 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
9682 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
9683 v<vis3_shift_patname><mode>3, fmean16_vis,
9684 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
9685 fucmp<code>8<P:mode>_vis): Set type to fga.
9686 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
9687 * config/sparc/niagara.md: Likewise.
9688 * config/sparc/niagara2.md: Likewise.
9689 * config/sparc/ultra3.md: Likewise, and fix type matching for
9690 us3_ialuX reservation.
9692 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9694 * reload.c (find_reloads): Change the loop nesting when trying an
9695 alternative with swapped operands.
9697 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
9699 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
9700 comment. Delete unused parameter first_exp_point_map.
9701 (virt_loc_aware_diagnostic_finalizer): Update call.
9703 2012-04-26 Michael Hope <michael.hope@linaro.org>
9704 Richard Earnshaw <rearnsha@arm.com>
9706 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
9707 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
9708 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
9709 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
9711 2012-04-25 Sriraman Tallam <tmsriram@google.com>
9713 * doc/extend.texi: Document avx2 support.
9714 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
9716 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
9719 * config/cris/cris.md ("*andhi_lowpart_v32")
9720 ("*andqi_lowpart_v32"): Change first input-only operand from
9721 a (match_operand ...) to (match_dup 0). Drop alternatives with
9722 const_int-matching constraints for redundancy.
9723 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
9724 three-operand alternative.
9726 2012-04-25 Jakub Jelinek <jakub@redhat.com>
9729 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
9730 instead expand it as zero extension.
9732 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
9735 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
9737 2012-04-25 Jakub Jelinek <jakub@redhat.com>
9739 * common.opt (flag_debug_types_section): Default to 0.
9740 (dwarf_version): Default to 4.
9741 (dwarf_record_gcc_switches): Default to 1.
9742 (dwarf_strict): Default to 0.
9743 * toplev.c (process_options): Don't handle dwarf_strict
9744 or dwarf_version here.
9745 * config/vxworks.c (vxworks_override_options): Don't
9746 test whether dwarf_strict or dwarf_version are negative,
9747 instead test !global_options_set.x_dwarf_*.
9748 * config/darwin.c (darwin_override_options): Default to
9750 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
9751 and -fno-debug-types-section are now the default.
9753 2012-04-25 Jan Hubicka <jh@suse.cz>
9755 * cgraphunit.c: Update toplevel comment.
9756 (tree_rest_of_compilation): Merge into cgraph_expand_function.
9757 (cgraph_analyze_function): Make static.
9758 (cgraph_decide_is_function_needed): Make static.
9759 (cgraph_add_new_function): Use expand_function instead of
9760 rest_of_compilation.
9761 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
9762 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
9764 (cgraph_inline_p): Remove.
9765 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
9766 (init_cgraph): Add comment.
9767 * cgraphbuild.c (record_reference, mark_address, mark_load,
9768 mark_store): Do not call analyze_expr hook.
9769 * cgraph.c: Update toplevel comment.
9770 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
9771 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
9772 Move fere from cgraphunit.c
9773 (cgraph_mark_force_output_node): Move to cgraph.h
9774 * cgraph.h: Reorder so the comments match the function placement.
9775 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
9776 (cgraph_mark_force_output_node): Move here from cgraph.c
9777 * tree.c (free_lang_data): Do not clear analyze_expr hook.
9778 * ipa-inline-transform.c (preserve_function_body_p): New function.
9779 (inline_transform): Update.
9780 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
9781 * langhooks.h (lang_hooks_for_callgraph): Remove.
9782 (lang_hooks): Remove callgraph.
9783 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
9784 * varpool.c: Remove out of date comment.
9785 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
9786 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
9788 2012-04-25 Jan Hubicka <jh@suse.cz>
9791 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
9792 forward declaration.
9793 (cgraph_finalize_function): Finalize them here.
9794 * symtab.c (dump_symtab): Dump ctors and dtors.
9796 2012-04-25 Jakub Jelinek <jakub@redhat.com>
9799 * stor-layout.c (get_best_mode): Don't return mode with bitsize
9800 larger than maxbits. Don't compute maxbits modulo align.
9801 Also check that unit bytes long store at bitpos / unit * unit
9802 doesn't affect bits beyond bitregion_end.
9803 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
9804 would not fit into bitregion_start ... bitregion_end + 1 bit region.
9805 (store_split_bit_field): Decrease unit close to end of bitregion_end
9806 if access is restricted in order to avoid mutual recursion.
9808 PR tree-optimization/53058
9809 * double-int.h (double_int_max_value, double_int_min_value): New
9811 * double-int.c (double_int_max_value, double_int_min_value): New
9813 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
9814 or GT_EXPR with double_int_max_value instead of double_int_mask.
9816 2012-04-25 Richard Guenther <rguenther@suse.de>
9818 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
9819 * tree-vect-loop.c (vect_transform_loop): Adjust.
9820 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
9821 the maximum number of iterations for the epilogue loop.
9822 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
9824 2012-04-25 Jakub Jelinek <jakub@redhat.com>
9827 * c-typeck.c (set_nonincremental_init,
9828 set_nonincremental_init_from_string): Pass true instead of false
9829 as IMPLICIT to add_pending_init.
9831 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
9833 * c-typeck.c (pop_init_level): Improve diagnostics.
9835 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
9837 * compare-elim.c (try_eliminate_compare): Also handle operands with
9838 implicit extensions.
9840 2012-04-25 Alan Modra <amodra@gmail.com>
9842 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
9843 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
9844 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
9845 (no_global_regs_above): Delete.
9846 (no_global_regs): New function.
9847 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
9848 value for load multiple test.
9849 (savres_routine_syms): Increase size.
9850 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
9851 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
9852 rather than a number of boolean flags. Update all callers.
9853 (rs6000_savres_routine_name): Generate vector save/restore names.
9854 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
9855 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
9856 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
9857 and using_store_multiple. Expand uses. Don't always use r11 as
9858 frame reg when needed for out-of-line saves. Set up initial offset
9859 for out-of-line vector saves when buying stack frame. Handle pointer
9860 reg setup for out-of-line fp save. Emit call to out-of-line vector
9861 save function. Choose r11 or r12 for vrsave reg when available for
9863 (rs6000_output_function_prologue): Don't emit .extern for ELF.
9864 (rs6000_emit_epilogue): Choose a better frame reg when restoring
9865 from back-chain to suit out-of-line vector restore functions. Emit
9866 call to out-of-line vector restore function. Adjust register used
9867 for cr restore. Tweak pointer register setup for gpr restore.
9868 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
9870 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
9871 (V_SAVE_INLINE): Define.
9872 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
9874 2012-04-25 Alan Modra <amodra@gmail.com>
9876 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
9877 out-of-line save/restore for large frames. Don't disable
9878 out-of-line saves on ABI_AIX when using static chain reg.
9879 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
9880 clobber static chain reg, and tweak for out-of-line gpr saves
9883 2012-04-25 Alan Modra <amodra@gmail.com>
9885 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
9886 (rs6000_emit_prologue): Use the above to catch register overlap.
9888 2012-04-25 Alan Modra <amodra@gmail.com>
9890 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
9891 decl. Move logic selecting update reg to callers. Update all callers.
9892 (rs6000_emit_allocate_stack): Add copy_off param.
9893 (emit_frame_save): Don't handle reg+reg addressing.
9894 (ptr_regno_for_savres): New function, extracted from..
9895 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
9896 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
9897 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
9898 frame offset adjustment for out-of-line save with copy from sp.
9899 Simplify condition controlling whether cr is saved early or
9900 late. Use ptr_regno_for_savres to verify correct reg is set
9901 up for out-of-line saves. Pass the actual pointer reg used to
9902 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
9903 function. Rearrange spe vars so code is similar to that
9904 elsewhere in this function. Don't update frame_off when spe
9905 save code will restore r11. Use emit_frame_save for spe and
9906 gpr saves. Consolidate darwin out-of-line gpr setup with that
9907 for other abis. Don't assume frame_offset is zero and frame
9908 reg is sp when setting up altivec reg saves, and calculate
9909 exact offset requirement.
9910 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
9911 spe restore code. Consolidate darwin out-of-line gpr setup
9912 with that for other abis.
9914 2012-04-25 Alan Modra <amodra@gmail.com>
9916 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
9917 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
9919 (emit_frame_save): Delete frame_ptr param. Rename total_size to
9921 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
9922 and emit_frame_save calls. Cope with possibly missing note.
9924 2012-04-24 Sriraman Tallam <tmsriram@google.com>
9926 * config/i386/i386.c (build_processor_model_struct): New function.
9927 (make_var_decl): New function.
9928 (fold_builtin_cpu): New function.
9929 (ix86_fold_builtin): New function.
9930 (make_cpu_type_builtin): New function.
9931 (ix86_init_platform_type_builtins): New function.
9932 (ix86_expand_builtin): Expand new builtins by folding them.
9933 (ix86_init_builtins): Make new builtins to detect CPU type.
9934 (TARGET_FOLD_BUILTIN): New macro.
9935 (IX86_BUILTIN_CPU_INIT): New enum value.
9936 (IX86_BUILTIN_CPU_IS): New enum value.
9937 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
9938 * config/i386/i386-builtin-types.def: New function type.
9939 * testsuite/gcc.target/builtin_target.c: New testcase.
9940 * doc/extend.texi: Document builtins.
9942 2012-04-24 Olivier Hainque <hainque@adacore.com>
9944 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
9945 * toplev.c (process_options): Default to dwarf_version 2.
9946 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
9947 and dwarf_version 2.
9949 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
9951 * tree-pretty-print.h (default_tree_printer): Do not declare.
9952 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
9954 (default_tree_diagnostic_starter): Make static.
9955 (default_tree_printer): Move to here. Make static.
9956 (tree_diagnostics_defaults): New.
9957 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
9958 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
9959 * toplev.c: Do not include tree-pass.h.
9960 (default_tree_printer): Move from here.
9961 (general_init): Use tree_diagnostics_defaults.
9963 2012-04-24 Chao-ying Fu <fu@mips.com>
9965 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
9966 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
9967 * config/mips/gnu-user.h
9968 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
9969 (GNU_USER_TARGET_LINK_SPEC): New define.
9970 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
9971 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
9972 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
9973 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
9974 GNU_USER_TARGET_ENDFILE_SPEC.
9975 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
9976 (GNU_USER_TARGET_LINK_SPEC): New define.
9977 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
9978 * config/mips/linux-common.h: New file.
9980 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9983 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
9984 (altivec_build_resolved_builtin): Call fully_fold_convert.
9986 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
9989 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
9991 2012-04-24 Richard Guenther <rguenther@suse.de>
9993 PR tree-optimization/53085
9994 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
9997 2012-04-24 Richard Guenther <rguenther@suse.de>
9999 * tree-if-conv.c (main_tree_if_conversion): Move bb under
10002 2012-04-24 Jim Meyering <meyering@redhat.com>
10004 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
10005 absence of an define_enum call.
10007 2012-04-24 Richard Guenther <rguenther@suse.de>
10009 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
10010 the epilogue loop is not re-used as unvectorized version
10011 record the its maximum number of iterations.
10013 2012-04-24 Andrew Pinski <apinski@cavium.com>
10015 * tree-ssa-forwprop.c (simplify_bitwise_binary):
10016 Don't directly use def1/def2.
10018 2012-04-24 Richard Guenther <rguenther@suse.de>
10020 PR tree-optimization/53098
10021 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
10024 2012-04-24 Andrew Pinski <apinski@cavium.com>
10027 * tree-ssa-forwprop.c (defcodefor_name): New function.
10028 (simplify_bitwise_binary): Use defcodefor_name instead of manually
10029 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
10030 Simplify "(~X | Y) & X" to "X & Y" and
10031 "(~X & Y) | X" to "X | Y".
10033 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10035 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
10036 validate_change to add clobbers if IN_GROUP is nonzero.
10037 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
10038 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
10040 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
10042 * config/s390/s390.c (insn_invalid_p): Likewise.
10044 2012-04-24 Jakub Jelinek <jakub@redhat.com>
10046 PR middle-end/53084
10047 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
10048 (output_addressed_constants): Likewise.
10050 PR middle-end/52999
10051 * varasm.c (get_section): Don't ICE for section conflicts with
10052 built-in section kinds.
10054 2012-04-23 DJ Delorie <dj@redhat.com>
10056 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
10057 (LIBSTDCXX): Change to CPP2.
10059 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
10062 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
10065 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
10067 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
10068 (*addsi_2_zext): Ditto.
10069 (*add<mode>_3): Ditto.
10070 (*addsi_3_zext): Ditto.
10071 (*add<mode>_5): Ditto.
10073 2012-04-23 Andrew Pinski <apinski@cavium.com>
10075 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
10076 (C & B) to (A OP0) & B.
10078 2012-04-23 Martin Jambor <mjambor@suse.cz>
10080 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
10081 temporaries created for a bitfield (reverting revision 122014).
10083 2012-04-23 Richard Guenther <rguenther@suse.de>
10085 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
10086 the condition using is_gimple_condexpr and avoid the not necessary
10088 (set_prologue_iterations): Likewise.
10089 (vect_loop_versioning): Likewise.
10091 2012-04-23 Richard Guenther <rguenther@suse.de>
10093 PR tree-optimization/53070
10094 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
10095 (main_tree_if_conversion): Verify we succeeded in that.
10097 2012-04-23 Jan Hubicka <jh@suse.cz>
10099 * lto-symtab.c (lto_cgraph_replace_node): Do not call
10100 mark_reahcable_node.
10101 * cgraph.c (cgraph_remove_node): Do not clear reachable.
10102 (cgraph_mark_reachable_node): Remove.
10103 (cgraph_mark_force_output_node): Do not set reachable.
10104 (dump_cgraph_node): Do not dump reachable.
10105 (cgraph_create_virtual_clone): Do not set reachable.
10106 * cgraph.h (cgraph_node): Remove reachable flag.
10107 (varpool_node): Remove reachable flag.
10108 (cgraph_mark_if_needed): Remove.
10109 (cgraph_mark_reachable_node): Remove.
10110 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
10111 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
10113 (cgraph_add_new_function): Likewise.
10114 (cgraph_mark_if_needed): Remove.
10115 (cgraph_analyze_function): Do not set target as reachable.
10116 (process_function_and_variable_attributes): Do not care about
10118 (cgraph_analyze_functions): Do not set reachable flags.
10119 (cgraph_mark_functions_to_output): Do not check reachability.
10120 (cgraph_copy_node_for_versioning): Do not set reachable flag.
10121 (dbxout_expand_expr): Update.
10122 * c-decl.c (merge_decls): Do not track changed externs.
10123 * ipa.c: Include pointer-set.h
10124 (enqueue_cgraph_node): Use reachable pointer set.
10125 (process_references): Likewise.
10126 (cgraph_remove_unreachable_nodes): Likewise.
10127 (whole_program_function_and_variable_visibility): Do not recompute
10129 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
10131 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
10133 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
10135 2012-04-23 Richard Guenther <rguenther@suse.de>
10138 * c-typeck.c (build_binary_op): Fix typo.
10140 2012-04-23 Jakub Jelinek <jakub@redhat.com>
10142 PR tree-optimizations/52891
10143 * tree-vect-patterns.c (adjust_bool_pattern): Use
10144 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
10145 but with non-standard precision.
10147 2012-04-22 Jan Hubicka <jh@suse.cz>
10149 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
10152 2012-04-22 Jan Hubicka <jh@suse.cz>
10154 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
10155 * cgraphbuild.c (record_reference, record_type_list, mark_address,
10156 mark_load, mark_store): Do not mark varpool nodes as needed.
10157 * cgraph.c (cgraph_new_nodes): Remove.
10158 (cgraph_create_function_alias): Do not mark nodes as reachable.
10159 (cgraph_add_thunk): Likewise.
10160 (cgraph_mark_reachable_node): Do not manage the queue.
10161 * cgraph.h (cgraph_node): Remove next_needed.
10162 (varpool_nodes_queue): Remove next_needed and prev_needed.
10163 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
10164 (cgraph_new_nodes): Declare.
10165 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
10166 (varpool_analyze_pending_decls): Remove.
10167 (varpool_analyze_node): New.
10168 (varpool_mark_needed_node): Remove.
10169 (varpool_first_variable, varpool_next_variable): New inlines.
10170 (varpool_first_static_initializer, varpool_next_static_initializer):
10172 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
10173 (varpool_first_defined_variable): New inline.
10174 (varpool_next_defined_variable): New inline
10175 (FOR_EACH_VARIABLE): Reimplement.
10176 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
10177 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
10179 * cgraphunit.c (cgraph_new_nodes): Declare here.
10180 (enqueue_node): New function.
10181 (cgraph_process_new_functions): update for new
10182 node set; when constructing cgraph enqueue node for processing.
10183 (cgraph_add_new_function): Use new node set.
10184 (process_function_and_variable_attributes): Do not set varpool needed
10186 (referred_to_p): New function.
10187 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
10188 when varpool is in construction.
10189 (cgraph_analyze_functions): Rewrite.
10190 (cgraph_expand_all_functions): Update.
10191 (cgraph_output_in_order): Do not analyze pending decls; do not set
10193 (cgraph_optimize): Do not analyze pending decls.
10194 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
10195 in other partition; do not mark node as needed.
10196 * dwarf2out.c (reference_to_unused): Use analyzed flag.
10197 (premark_types_used_by_global_vars_helper): Likewise.
10198 * ipa.c (process_references): Do not call varpool_mark_needed_node.
10199 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
10201 (function_and_variable_visibility): Do not mark node as needed.
10202 (whole_program_function_and_variable_visibility): Likewise.
10203 * Makefile.in (gt-varpool.h): No longer needed.
10204 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
10205 (ipa_write_summaries): Do not use needed flag.
10206 * varpool.c: Do not include gt-varpool.h
10207 (x_varpool_nodes_queue, x_varpool_last_needed_node,
10208 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
10209 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
10211 (varpool_remove_node): Do not update the lists.
10212 (dump_varpool_node): Do not dump needed flag.
10213 (varpool_enqueue_needed_node): Remove.
10214 (varpool_mark_needed_node): Remove.
10215 (varpool_reset_queue): Remove.
10216 (varpool_finalize_decl): Move to cgraphunit.c
10217 (varpool_analyze_node): New functions based on former
10218 varpool_analyze_pending_decls.
10219 (varpool_analyze_pending_decls): Remove.
10220 (varpool_assemble_decl): Do not update the lists.
10221 (enqueue_node): New function.
10222 (varpool_remove_unreferenced_decls): Rewrite.
10223 (varpool_empty_needed_queue): Remove.
10224 (add_new_static_var): Do not mark node as needed.
10225 (varpool_create_variable_alias): Handle expansion state
10227 * except.c (output_ttype): Do not mark node as needed.
10228 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
10229 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
10231 * tree-switch-conversion.c (build_one_array): Likewise.
10233 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
10236 * doc/invoke.texi (pedantic): Rename to Wpedantic.
10237 * common.opt (Wpedantic): New.
10238 (pedantic): Alias Wpedantic.
10239 * diagnostic.c (warning_at): Likewise.
10240 * c-decl.c (diagnose_mismatched_decls): Likewise.
10241 (build_array_declarator): Likewise.
10242 (mark_forward_parm_decls):
10243 (check_bitfield_type_and_width): Likewise.
10244 (grokdeclarator): Likewise.
10245 (grokfield): Likewise.
10246 (finish_struct): Likewise.
10247 (build_enumerator): Likewise.
10248 (store_parm_decls_oldstyle): Likewise.
10249 (declspecs_add_qual): Likewise.
10250 (declspecs_add_type): Likewise.
10251 (finish_declspecs): Likewise.
10252 * c-typeck.c (composite_type): Likewise.
10253 (comp_target_types): Likewise.
10254 (build_array_ref): Likewise.
10255 (pointer_diff): Likewise.
10256 (build_unary_op): Likewise.
10257 (build_conditional_expr): Likewise.
10258 (build_c_cast): Likewise.
10259 (convert_for_assignment): Likewise.
10260 (maybe_warn_string_init): Likewise.
10261 (digest_init): Likewise.
10262 (pop_init_level): Likewise.
10263 (set_init_index): Likewise.
10264 (c_finish_goto_label): Likewise.
10265 (c_finish_return): Likewise.
10266 (do_case): Likewise.
10267 (build_binary_op): Likewise.
10268 * c-parser.c (static): Likewise.
10269 (c_parser_external_declaration): Likewise.
10270 (c_parser_declaration_or_fndef): Likewise.
10271 (c_parser_static_assert_declaration_no_se): Likewise.
10272 (c_parser_enum_specifier): Likewise.
10273 (c_parser_struct_or_union_specifier): Likewise.
10274 (c_parser_struct_declaration): Likewise.
10275 (c_parser_alignas_specifier): Likewise.
10276 (c_parser_braced_init): Likewise.
10277 (c_parser_initelt): Likewise.
10278 (c_parser_compound_statement_nostart): Likewise.
10279 (c_parser_conditional_expression): Likewise.
10280 (c_parser_alignof_expression): Likewise.
10281 (c_parser_postfix_expression): Likewise.
10282 (c_parser_postfix_expression_after_paren_): Likewise.
10283 (c_parser_objc_class_instance_variables): Likewise.
10284 (c_parser_objc_method_definition): Likewise.
10285 (c_parser_objc_methodprotolist): Likewise.
10287 2012-04-22 Ian Lance Taylor <iant@google.com>
10289 * godump.c (go_output_typedef): Dump size of structs.
10291 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
10293 Correcting transform_to_exit_first_loop + fix to PR46886
10294 * tree-parloops.c (transform_to_exit_first_loop): Remove
10295 setting of number of iterations according to the loop pattern.
10296 Duplicate from entry to exit->src instead of loop->latch.
10297 (pallelize_loops): Remove the condition preventing do-while loops.
10298 * tree-cfg.c (bool bb_in_region_p): New.
10299 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
10300 Adjust redirection of the duplicated iteration.
10302 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
10305 * rtl.def (ADDRESS): Use "i" rather than "w".
10306 * rtl.h (find_base_term): Delete.
10307 (may_be_sp_based_p): Declare.
10308 * rtl.c (rtx_code_size): Remove ADDRESS special case.
10309 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
10310 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
10311 * alias.c: ...here.
10312 (find_base_term): Make static.
10313 (may_be_sp_based_p): New function.
10314 * dse.c (record_store): Use it.
10315 * store-motion.c (store_killed_in_insn): Likewise.
10317 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
10319 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
10321 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
10324 * c-typeck.c (inform_declaration): New.
10325 (build_function_call_vec): Do not pretty-print
10326 expressions when caret is enabled.
10327 (convert_arguments): Use inform_declaration.
10329 2012-04-20 Jim Meyering <meyering@redhat.com>
10331 * genmodes.c (make_complex_modes): Don't truncate a mode name of
10332 length 7 or more when prepending a "C". Suggested by Richard Guenther.
10334 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10336 PR rtl-optimization/44214
10337 * fold-const.c (exact_inverse): New function.
10338 (fold_binary_loc): Fold vector and complex division by constant into
10339 multiply by recripocal with flag_reciprocal_math; fold vector division
10340 by constant into multiply by reciprocal with exact inverse.
10342 2012-04-20 Jan Hubicka <jh@suse.cz>
10344 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
10346 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
10347 (cgraph_remove_node): Update.
10348 (cgraph_mark_needed_node): Remove.
10349 (cgraph_mark_force_output_node): New.
10350 (dump_cgraph_node): Do not dump needed flag.
10351 (cgraph_node_cannot_be_local_p_1): Update.
10352 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
10353 * cgraph.h (symtab_node_base): Add force_output flag.
10354 (cgraph_node): Remove needed flag.
10355 (varpool_node): Remove force_output flag.
10356 (cgraph_mark_needed_node): Remove.
10357 (cgraph_mark_force_output_node): New.
10358 (cgraph_only_called_directly_or_aliased_p,
10359 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
10360 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
10361 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
10362 (cgraph_add_new_function): Update.
10363 (cgraph_mark_if_needed): Update.
10364 (verify_cgraph_node): Update.
10365 (cgraph_analyze_function): Alias target is reachable.
10366 (process_function_and_variable_attributes): Update: externally_visible
10367 flag makes function reachable.
10368 (cgraph_analyze_functions): Update dumping.
10369 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
10370 input_overwrite_node, input_varpool_node): Update streaming.
10371 * lto-streamer-out.c (produce_symtab): Use force_output.
10372 * ipa.c (process_references): Weakrefs must be processed.
10373 (cgraph_remove_unreachable_nodes): Likewise; update for new
10375 (varpool_externally_visible_p): Weakrefs are externally visible
10376 even if they are not.
10377 (function_and_variable_visibility): Update; when processing alias
10378 pair force the targets to be output.
10379 (whole_program_function_and_variable_visility): Use
10380 mark_reachable_node.
10381 * trans-mem.c (ipa_tm_mark_needed_node): Remove
10382 (ipa_tm_mark_force_output_node): New function.
10383 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
10384 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
10386 * varasm.c (mark_decl_referenced): Update.
10387 (find_decl_and_mark_needed): Remove.
10388 (find_decl): New function.
10389 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
10390 alias targets as needed.
10391 (dump_tm_clone_pairs): Update.
10392 * tree-inline.c (copy_bb): Update check.
10393 * symtab.c (dump_symtab_base): Dump force_output.
10394 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
10395 * passes.c (execute_todo): Fix dumping.
10396 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
10397 (varpool_analyze_pending_decls): Alias target is reachable.
10398 (varpool_create_variable_alias): Finalize weakrefs.
10400 2012-04-20 Jakub Jelinek <jakub@redhat.com>
10403 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
10404 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
10405 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
10406 macros instead of constants.
10407 * dse.c (record_store): Check for SP ADDRESS by comparing
10408 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
10409 XEXP to be stack_pointer_rtx.
10411 2012-04-20 Richard Guenther <rguenther@suse.de>
10413 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
10414 update_call_from_tree when propagating into a call.
10416 2012-04-20 Alan Modra <amodra@gmail.com>
10418 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
10419 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
10420 sp_offset to frame_off. Move world save code earlier.
10422 2012-04-20 Richard Guenther <rguenther@suse.de>
10424 PR tree-optimization/53050
10425 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
10426 Do only one transform on COND_EXPRs at the same time.
10428 2012-04-19 Jan Hubicka <jh@suse.cz>
10430 * symtab.c (dump_symtab_base): Revert accidental checkin.
10432 2012-04-20 Alan Modra <amodra@gmail.com>
10435 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
10436 static chain, set REST_INLINE_FPRS too.
10438 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
10440 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
10443 2012-04-20 Richard Guenther <rguenther@suse.de>
10445 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
10446 loops that can never run more often than the vectorization factor.
10448 2012-04-19 Jan Hubicka <jh@suse.cz>
10450 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
10452 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
10454 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
10456 2012-04-19 Jim Meyering <meyering@redhat.com>
10458 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
10459 We verified above that the string(including trailing NUL) fits in buf,
10460 so just use memcpy.
10462 2012-04-19 Richard Guenther <rguenther@suse.de>
10464 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
10465 for dumping DECL_SECTION_NAME.
10467 2012-04-19 Michael Matz <matz@suse.de>
10469 PR middle-end/52977
10470 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
10471 (struct tree_vector): Adjust GTY length.
10472 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
10474 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
10476 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
10477 caller emitted the length calulation already.
10478 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
10479 before handling any of the fields for structs.
10481 2012-04-19 Richard Guenther <rguenther@suse.de>
10483 PR tree-optimization/53031
10484 * tree-vrp.c (adjust_range_with_scev): Revert back to
10485 using max_loop_iterations.
10487 2012-04-19 Michael Matz <matz@suse.de>
10489 * diagnostic.c (emit_diagnostic): Move va_end call after user
10491 (warning, warning_at, pedwarn, permerror): Ditto.
10493 2012-04-19 Richard Guenther <rguenther@suse.de>
10495 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
10498 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
10501 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
10502 the case *(X+const).
10504 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10506 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
10508 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
10511 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
10512 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
10514 2012-04-19 Richard Guenther <rguenther@suse.de>
10516 PR rtl-optimization/44688
10517 * loop-iv.c (determine_max_iter): Only return max_iter.
10518 (iv_number_of_iterations): Also use the recorded loop bound
10519 on the maximum number of iterations.
10520 * loop-unroll.c (decide_unroll_runtime_iterations): Use
10521 max_iter to avoid unrolling loops that do not roll.
10522 (decide_unroll_stupid): Likewise.
10524 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
10526 * targhooks.c (default_case_values_threshold): Fix code style nit.
10528 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
10529 case range and type folding from here...
10530 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
10531 type, as documented in tree.def.
10533 2012-04-18 Jan Hubicka <jh@suse.cz>
10535 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
10537 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
10538 cgraph hash and same comdat groups.
10539 (cgraph_optimize): Verify symbol table.
10540 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
10541 (dissolve_same_comdat_group_list): Work on symtab nodes.
10542 (function_and_variable_visibility): Dissolve variable same comdat group
10544 * symtab.c: Include timevar.h
10545 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
10547 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
10549 * tree-switch-conversion.c (info): Remove global pass info.
10550 (check_range, check_process_case, check_final_bb, create_temp_arrays,
10551 free_temp_arrays, gather_default_values, build_constructors,
10552 array_value_type, build_one_array, build_arrays, gen_def_assigns,
10553 fix_phi_nodes, gen_inbound_check): Pass info around from ...
10554 (process_switch): ... here. Unify message format. Return a const
10555 char pointer to the failure reason message.
10556 (do_switchconv): Unify message format. Update process_switch usage.
10558 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
10559 * tree-cfg.c (edge_to_cases): Fix documentation.
10561 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
10563 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
10565 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10567 PR tree-optimization/52976
10568 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
10569 (possibly_move_powi): New function.
10570 (rewrite_expr_tree): Call possibly_move_powi.
10571 (rewrite_expr_tree_parallel): Likewise.
10572 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
10573 call add_to_ops_vec instead.
10575 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10577 PR tree-optimization/52976
10578 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
10579 (decrement_power): Likewise.
10580 (propagate_op_to_single_use): Likewise.
10581 (zero_one_operation): Handle __builtin_pow* calls in linearized
10582 expression trees; factor logic into propagate_op_to_single_use.
10583 (undistribute_ops_list): Allow operands with repeat counts > 1.
10585 2012-04-18 Richard Guenther <rguenther@suse.de>
10587 PR tree-optimization/44688
10588 * cfgloop.h (record_niter_bound): Declare.
10589 * tree-ssa-loop-niter.c (record_niter_bound): Export.
10590 Update the estimation with the upper bound here...
10591 (estimate_numbers_of_iterations_loop): ... instead of here.
10592 Do not forcefully reset a recorded upper bound.
10593 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
10594 Record the maximum number of loop iterations of the prologue loop.
10596 2012-04-18 Jan Hubicka <jh@suse.cz>
10598 * lto-symtab.c (lto_cgraph_replace_node): Update.
10599 * cgraphbuild.c (record_reference, record_type_list,
10600 record_eh_tables, mark_address, mark_load, mark_store): Update.
10601 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
10602 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
10604 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
10605 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
10606 * reload.c: Fix typo in comment.
10607 * rtlanal.c: Likewise.
10608 * tree-emultls.c (gen_emutls_addr): Update.
10609 * ipa-reference.c (analyze_function): Update.
10610 * cgraphunit.c (cgraph_analyze_function,
10611 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
10613 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
10614 (ipa_remove_reference): Likewise.
10615 (ipa_remove_all_refering): Rename to ...
10616 (ipa_remove_all_referring): ... this one; update.
10617 (ipa_dump_references): Update.
10618 (ipa_dump_referring): Update.
10619 (ipa_clone_references): Update.
10620 (ipa_clone_refering): Rename to ...
10621 (ipa_clone_referring): ... this one; update.
10622 (ipa_ref_cannot_lead_to_return): Update.
10623 (ipa_ref_has_aliases_p): Update.
10624 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
10626 (ipa_ref_type): Remove.
10627 (ipa_ref_ptr_u): Remove.
10628 (ipa_ref): Remove referencing, refered, refered_index, refering_type
10629 and refered_type; add referring, referred and referred_index.
10630 (ipa_ref_list): Rename refering to referring.
10631 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
10632 ipa_clone_references, ipa_clone_referring): Update prototypes.
10633 * lto-cgraph.c (referenced_from_other_partition_p): Update.
10634 (lto_output_ref): Update.
10635 (add_references): Update.
10636 (input_varpool_node): Update.
10637 (input_refs): Update.
10638 * ipa-ref-inline.h (ipa_ref_node): Update.
10639 (ipa_ref_varpool_node): Update.
10640 (ipa_ref_referring_node): Update.
10641 (ipa_ref_referring_varpool_node): Update.
10642 (ipa_ref_referring_ref_list): Update.
10643 (ipa_ref_referred_ref_list): Update.
10644 (ipa_ref_list_first_referring): Update.
10645 (ipa_empty_ref_list): Update.
10646 (ipa_ref_list_refering_iterate): Rename to ...
10647 (ipa_ref_list_referring_iterate): ... this one.
10648 * cse.c: Update comment.
10649 * ipa-utils.c (ipa_reverse_postorder): Update.
10650 * tree-ssa-alias.c: Update.
10651 * ipa-inline.c (reset_edge_caches): Update.
10652 (update_caller_keys): Update.
10653 * ipa-inline.h: Update comments.
10654 * jump.c: Update comment.
10655 * alias.c: Likewise.
10656 * ipa.c (process_references): Update.
10657 (cgraph_remove_unreachable_nodes): Likewise.
10658 (ipa_discover_readonly_nonaddressable_var): Likewise.
10659 (cgraph_address_taken_from_non_vtable_p): Likewise.
10660 * trans-mem.c (ipa_tm_execute): Update.
10661 * simplify-rtx.c: Fix comment.
10662 * rtl.c: Fix comment.
10663 * symtab.c (symtab_unregister_node): Update.
10664 * varpool.c (dump_varpool_node): Update.
10665 (varpool_analyze_pending_decls): Update.
10666 (assemble_aliases): Update.
10667 (varpool_for_node_and_aliases): Update.
10669 2012-04-18 Richard Guenther <rguenther@suse.de>
10671 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
10672 use_undefined_p parameter.
10673 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
10674 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
10676 (estimate_numbers_of_iterations): Likewise.
10677 (estimated_loop_iterations): Adjust.
10678 (max_loop_iterations): Likewise.
10679 (scev_probably_wraps_p): Likewise.
10680 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
10681 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
10682 not max_loop_iterations.
10683 (execute_vrp): Remove explicit number of iterations estimation.
10685 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
10687 * config/i386/linux-common.h: New.
10689 * config.gcc: Add i386/linux-common.h before
10690 all i386/linux.h and i386/linux64.h usages.
10692 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
10693 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
10694 * config/i386/gnu-user64.h: Likewise.
10696 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
10697 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
10698 (GNU_USER_TARGET_MATHFILE_SPEC): New.
10699 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
10701 2012-04-18 Jan Hubicka <jh@suse.cz>
10703 * cgraph.c (cgraph_node_name): Remove.
10704 (dump_cgraph_node): Use dump_symtab_base; reformat.
10705 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
10706 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
10708 (cgraph_node_name, varpool_node_name): Remove.
10709 (cgraph_node_asm_name, varpool_node_asm_name,
10710 cgraph_node_name, varpool_node_name): New.
10711 * tree-pass.h (TODO_dump_cgraph): Rename to ...
10712 (TODO_dump_symtab): ... this one.
10713 * ipa-cp (pass_ipa_cp): Update.
10714 * ia-reference.c (generate_summary, read_write_all_from_decl,
10715 propagate, ipa_reference_read_optimization_summary): Update.
10716 * cgraphunit.c (cgraph_analyze_functions): Update.
10717 (cgraph_optimize): Update.
10718 * ipa-ref.c (ipa_dump_references): Update.
10719 (ipa_dump_refering): Update.
10720 * ipa-inline.c (pass_ipa_inline): Update.
10721 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
10722 * ipa.c (pass_ipa_function_visibility,
10723 pass_ipa_whole_program_visibility): Update.
10724 * tree-sra.c (pass_early_ipa_sra): Update.
10725 * symtab.c: Include langhooks.h
10726 (symtab_node_asm_name): New.
10727 (symtab_node_name): New.
10728 (symtab_type_names): New static var.
10729 (dump_symtab_base): New.
10730 (dump_symtab_node, dump_symtab): New.
10731 (debug_symtab_node, debug_symtab): New.
10732 * tree-ssa-structalias.c: Dump symbol table.
10733 * pases.c (execute_todo): Handle TODO_dump_symtab instead
10734 of TODO_dump_cgraph.
10735 * varpoo.c (varpool_node_name): Remove.
10736 (dump_varpool_node): Use dump_symtab_base; reformat.
10738 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
10740 * doc/invoke.texi (Language Independent Options): @item should be
10743 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
10746 * rtl.c (rtx_code_size): Handle ADDRESS.
10748 2012-04-17 Tom de Vries <tom@codesourcery.com>
10750 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
10751 is not a STMT_LIST.
10753 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
10756 * config/i386/sync.md (atomic_<code><mode>): Rename to
10757 atomic_<logic><mode>.
10759 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
10761 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
10762 * alias.c (reg_base_value): Expand and update comment.
10763 (arg_base_value): New variable.
10764 (unique_id): Move up file.
10765 (unique_base_value, unique_base_value_p, known_base_value_p): New.
10766 (find_base_value): Use arg_base_value and known_base_value_p.
10767 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
10768 (find_base_term): Use known_base_value_p.
10769 (base_alias_check): Use unique_base_value_p.
10770 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
10771 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
10773 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
10775 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
10777 2012-04-17 Michael Matz <matz@suse.de>
10779 PR tree-optimization/18437
10780 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
10781 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
10782 (vect_check_strided_load): Declare.
10783 * tree-vect-data-refs.c (vect_check_strided_load): New function.
10784 (vect_analyze_data_refs): Use it to accept strided loads.
10785 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
10787 2012-04-17 Richard Guenther <rguenther@suse.de>
10789 PR middle-end/53011
10790 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
10791 loops when redirecting an entry or latch edge.
10793 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
10795 * sel-sched.c (sel_global_init): Revert previous change.
10797 2012-04-17 Richard Guenther <rguenther@suse.de>
10799 * tree-flow.h (array_at_struct_end_p): Move declaration ...
10800 * tree.h (array_at_struct_end_p): ... here.
10801 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
10802 * expr.c (array_at_struct_end_p): ... here. Rewrite.
10804 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
10806 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
10807 COST_TABLE): Remove.
10808 (estimate_case_costs): Remove.
10809 (expand_case): Do not call estimate_case_costs
10810 to set use_cost_table.
10811 (balance_case_nodes): Do not use use_cost_table.
10813 2012-04-16 Jan Hubicka <jh@suse.cz>
10815 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
10816 (hash_node, eq_node): Remove.
10817 (cgraph_create_node): Do not handle hashtable.
10818 (cgraph_get_node): Remove.
10819 (cgraph_insert_node_to_hashtable): Remove.
10820 (hash_node_by_assembler_name): Remove.
10821 (eq_assembler_name): Remove.
10822 (cgraph_node_for_asm): Rewrite.
10823 (cgraph_find_replacement_node): Break out from ...
10824 (cgraph_remove_node): ... here; do not maintain hashtables.
10825 (change_decl_assembler_name): Remove.
10826 (cgraph_clone_node): Do not maintain hashtables.
10827 * cgraph.h (const_symtab_node): New typedef.
10828 (cgraph_insert_node_to_hashtable): Remove.
10829 (symtab_get_node, symtab_node_for_asm,
10830 symtab_insert_node_to_hashtable): Declare.
10831 (cgraph_find_replacement_node): Declare.
10832 (cgraph_get_node, varpool_get_node): Turn into inlines.
10833 (cgraph, varpool): Work sanely on NULL pointers.
10834 (FOR_EACH_SYMBOL): New walker.
10835 * ipa-inline-transform.c (save_inline_function_body): Use
10836 symtab_insert_node_to_hashtable.
10837 * symtab.c: Include ggc.h and diagnostics.h
10838 (symtab_hash, assembler_name_hash): New static vars;
10839 (hash_node, eq_node, hash_node_by_assembler_name,
10840 eq_assembler_name, insert_to_assembler_name_hash,
10841 unlink_from_assembler_name_hash): New.
10842 (symtab_register_node): Update hashtables.
10843 (symtab_insert_node_to_hashtable): New.
10844 (symtab_unregister_node): Update hashtables.
10845 (symtab_get_node): New.
10846 (symtab_node_for_asm): New.
10847 (change_decl_assembler_name): New.
10848 * Makefile.in (symtab.o): Needs GTY.
10849 * varpool.c (varpool_hash): Remove.
10850 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
10851 (varpool_node): Rewrite using varpool_get_node.
10852 (varpool_remove_node): DO not maintain hashtables.
10853 (varpool_node_for_asm): Rewrite.
10855 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
10857 * doc/invoke.texi: Copy-edit to put verbs in the present tense
10858 when describing the current behavior of GCC.
10860 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
10862 * genemit.c (gen_exp): Remove ADDRESS handling.
10863 * genoutput.c (scan_operands): Likewise.
10864 * genpeep.c (match_rtx): Likewise.
10865 * genrecog.c (add_to_sequence): Likewise.
10867 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
10869 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
10871 2012-04-16 Martin Jambor <mjambor@suse.cz>
10873 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
10876 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
10879 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
10880 hints for 'A' operand types.
10882 2012-04-16 Jan Hubicka <jh@suse.cz>
10884 * cgraph.h (symtab_node_base): Add next and previous pointers.
10885 (cgraph_node): Remove next and preivous pointers.
10886 (varpool_node): Likewise; remove next/previous GTY marker;
10887 it is not type safe.
10888 (symtab_node_def): Update GTY marker
10889 (x_cgraph_nodes, cgraph_nodes): Remove.
10890 (symtab_nodes): New function.
10891 (cgraph_order): Rename to ...
10892 (symtab_order): ... this one.
10893 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
10895 (x_varpool_nodes, varpool_nodes): Remove.
10896 (FOR_EACH_STATIC_VARIABLE): Update.
10897 (symtab_function_p, symtab_variable_p): New function.
10898 (FOR_EACH_VARIABLE): Update.
10899 (varpool_first_variable, varpool_next_variable): New functions.
10900 (FOR_EACH_VARIABLE): Update.
10901 (cgraph_first_defined_function): Update.
10902 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
10903 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
10904 (cgraph_first_function, cgraph_next_function): New.
10905 (FOR_EACH_FUNCTION): Update.
10906 (cgraph_first_function_with_gimple_body,
10907 cgraph_next_function_with_gimple_body): Update.
10908 * symtab.c: New file.
10909 * cgraph.c: Update copyright dates.
10910 (x_cgraph_nodes, cgraph_order): Remove.
10911 (NEXT_FREE_NODE): Update.
10912 (SET_NEXT_FREE_NODE): New.
10913 (cgraph_create_node_1): Remove common code.
10914 (cgraph_create_node): Remove common code; call symtab_register_node.
10915 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
10916 (cgraph_add_asm_node): Update.
10917 (cgraph_clone_node): Register new node.
10918 * cgraphunit.c (process_function_and_variable_attributes): Update.
10919 (cgraph_analyze_functions): Update.
10920 (cgraph_analyze_functions): Update.
10921 (cgraph_output_in_order): Update.
10922 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
10924 * ipa-inline.c (recursive_inlining): Update.
10925 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
10926 * ipa.c (cgraph_remove_unreachable_nodes): Update.
10927 * Makefile.in: Add symtab.o
10928 * varpool.c (x_varpool_nodes): Remove
10929 (varpool_node): Remove common code; call symtab_register_node.
10930 (varpool_remove_node): Remove common code; call symtab_unregister_node.
10932 2012-04-16 Richard Guenther <rguenther@suse.de>
10934 PR middle-end/52977
10935 * tree.h (VECTOR_CST_NELTS): Adjust.
10936 (struct tree_vector): Add explicit length field.
10937 (make_vector_stat): Declare.
10938 (make_vector): Define.
10939 * tree.c (make_vector_stat): New function.
10940 (build_vector_stat): Use it.
10941 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
10943 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10945 PR tree-optimization/52976
10946 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
10947 (undistribute_ops_list): Ops with repeat counts aren't eligible for
10949 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
10951 2012-04-16 Jan Hubicka <jh@suse.cz>
10953 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
10955 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
10956 walkers to walk cgraph and varpool.
10957 * cgraph.c (cgraph_node_for_asm): Likewise.
10958 (dump_cgraph): Likewise.
10959 * value-prof.c (init_node_map): Likewise.
10960 * tree.c (free_lang_data_in_cgraph): Likewise.
10961 * tree-emutls.c: (ipa_lower_emutls): Likewise.
10962 * ipa-reference.c (generate_summary, propagate): Likewise.
10963 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
10964 cgraph_mark_functions_to_output, cgraph_output_in_order,
10965 output_weakrefs, cgraph_materialize_all_clones,
10966 cgraph_optimize): Likewise.
10967 * lto-cgraph.c (merge_profile_summaries): Likewise.
10968 (input_cgraph): Likewise.
10969 * ipa-pure-const.c (generate_summary): Likewise.
10970 (propagate): Likwise.
10971 * ipa-utils.c (ipa_reduced_postorder): Likewise.
10972 (ipa_free_postorder_info): Likewise.
10973 (ipa_reverse_postorder): Likewise.
10974 * ipa-inline.c (ipa_inline): Likewise.
10975 * matrix-reorg.c (find_matrices_decl): Likewise.
10976 (matrix_reorg): Likewise.
10977 * tree-vectorizer.c (increase_alignment): Likewise.
10978 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
10979 (function_and_variable_visibility): Likewise.
10980 (whole_program_function_and_variable_visibility): Likewise.
10981 (ipa_cdtor_merge): Likewise.
10982 * trans-mem.c (ipa_tm_execute): Likewise.
10983 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
10984 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
10985 (ipa_print_all_params): Likewise.
10986 (ipa_update_after_lto_read): Likewise.
10987 * tree-profie.c (tree_profiling): Likewise.
10988 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
10989 * passes.c (dump_passes): Likewise.
10990 (do_per_function): Likewise.
10991 (ipa_write_summaries): Likewise.
10992 * varpool.c (dump_varpool): Likewise.
10993 (varpool_node_for_asm): Likewise.
10994 (varpool_assemble_pending_decls): Likewise.
10996 2012-04-16 Richard Guenther <rguenther@suse.de>
10998 PR tree-optimization/52975
10999 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
11000 condition but always mark it with TRUTH_NOT_EXPR.
11002 2012-04-16 Richard Guenther <rguenther@suse.de>
11004 PR tree-optimization/52975
11005 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
11006 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
11007 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
11008 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
11010 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
11012 * config/i386/sse.md (ssse3_plusminus): New code iterator.
11013 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
11014 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
11015 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
11016 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
11017 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
11018 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
11020 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
11021 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
11022 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
11023 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
11024 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
11025 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
11027 (xop_plus): New code iterator.
11028 (macs): New code attribute.
11030 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
11031 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
11033 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
11034 xop_plus code iterator.
11035 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
11036 xop_plus code iterator.
11037 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
11038 xop_plus code iterator.
11039 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
11040 xop_plus code iterator.
11042 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
11043 any_extend code iterator.
11044 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
11045 any_extend code iterator.
11046 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
11047 any_extend code iterator.
11048 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
11049 any_extend code iterator.
11050 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
11051 any_extend code iterator.
11052 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
11053 any_extend code iterator.
11055 2012-04-14 Tom de Vries <tom@codesourcery.com>
11057 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
11058 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
11059 DELETED_LABEL note, and move it to ...
11060 * cfgrtl.c (delete_insn): ... here. Change return type to void.
11061 (delete_insn_and_edges): Likewise.
11062 (delete_insn_chain): Handle new return type of delete_insn. Delete
11063 chain backwards rather than forwards.
11064 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
11066 * cfglayout.c (fixup_reorder_chain): Delete unused label.
11068 2012-04-14 Jan Hubicka <jh@suse.cz>
11070 * cgraph.h: Update copyrights;
11071 (symtab_node): Turn to union typedef.
11072 (symtab_node_base): New structure.
11073 (symtab_type): Add SYMTAB_SYMBOL tag.
11074 (cgraph_node): Annotate some pinters with nested_ptr.
11075 (varpool_node): Likewise.
11076 (cgraph_local_info): Remove lto_file_data
11077 and externally_visible.
11078 (cgraph_node): Remove decl; same_comdat_group list;
11079 aux; ref_list; order; address_taken; reachable_from_other_parittion,
11080 in_other_partition; resolution.
11081 (varpool_node): Remove decl; same_comdat_group;
11082 ref_list; lto_file_data; aux; order; resolution; externally_visible;
11083 used_from_other_partition; in_other_partition.
11084 (symtab_node_def): New union.
11085 (cgraph, varpool): Update.
11086 (varpool_first_static_initializer, varpool_next_static_initializer,
11087 cgraph_only_called_directly_or_aliased_p,
11088 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
11089 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
11090 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
11092 * cgraph.c: Likewise.
11093 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
11094 * cgraphbuild.c: Likewise.
11095 * lto-symtab.c: Likewise.
11096 * c-gimplify.c: Likewise.
11097 * value-prof.c: Likewise.
11098 * tree.c: Likewise.
11099 * ipa-cp.c: Likewise.
11100 * tree-emutls.c: Likewise.
11101 * ipa-inline-transform.c: Likwise.
11102 * ipa-reference.c: Likewise.
11103 * cgraphunit.c: Likewise.
11104 * ipa-ref.c: Likewise.
11105 * lto-cgraph.c: Likewise.
11106 * ipa-ref-inline.h: Likewise.
11107 * ipa-pure-const.c: Likewise.
11108 * lto-streamer-out.c: Likewise.
11109 * ipa-utils.c: Likewise.
11110 * ipa-inline.c: Likewise.
11111 * matrix-reorg.c: Likewise.
11112 * tree-eh.c: Likewise.
11113 * tree-vectorizer.c: Likewise.
11114 * ipa-split.c: Likewise.
11116 * trans-mem.c: Likewise.
11117 * ipa-inline-analysis.c: Likewise.
11118 * gimplify.c: Likewise.
11119 * cfgexpand.c: Likewise.
11120 * tree-sra.c: Likewise.
11121 * ipa-prop.c: Likewise.
11122 * varasm.c: Likewise.
11123 * tree-nested.c: Likewise.
11124 * tree-inline.c: Likewise.
11125 * tree-profile.c: Likewise.
11126 * tree-ssa-structalias.c: Likewise.
11127 * passes.c: Likewise.
11128 * varpool.c: Likewise.
11130 2012-04-14 Tom de Vries <tom@codesourcery.com>
11132 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
11133 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
11134 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
11136 (gsi_advance_fw_nondebug_nonlocal): New function.
11137 (local_def): Removed function.
11138 (same_succ_hash): Use stmt_local_def.
11139 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
11140 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
11142 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
11144 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
11145 and __ILP32__ for x32.
11147 2012-04-13 Martin Jambor <mjambor@suse.cz>
11149 PR middle-end/52939
11150 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
11151 fold_ctor_reference returns a zero constant.
11153 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
11155 * config.gcc: Add i386/gnu-user-common.h before all
11156 i386/gnu-user.h and i386/gnu-user64.h usages.
11158 * config/i386/gnu-user-common.h: New.
11160 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
11161 (CC1_SPEC): Likewise.
11162 (ENDFILE_SPEC): Likewise.
11163 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
11164 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
11165 (TARGET_OS_CPP_BUILTINS): Likewise.
11166 (LIBGCC2_HAS_TF_MODE): Likewise.
11167 (LIBGCC2_TF_CEXT): Likewise.
11168 (TF_SIZE): Likewise.
11169 (TARGET_ASM_FILE_END): Likewise.
11170 (STACK_CHECK_MOVING_SP): Likewise.
11171 (STACK_CHECK_STATIC_BUILTIN): Likewise.
11172 * config/i386/gnu-user64.h: Likewise.
11174 2012-04-13 Martin Jambor <mjambor@suse.cz>
11176 * expr.c (expand_expr_real_1): Pass type, not the expression, to
11177 set_mem_attributes for a memory temporary. Do not call the function
11178 for the memory temporary created for a bitfield.
11180 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
11183 * df.h (enum debug_temp_where): New.
11184 (dead_debug_init, dead_debug_finish) Declare.
11185 (dead_debug_add, dead_debug_insert_temp): Declare.
11186 (struct dead_debug_use, struct dead_debug): Moved from...
11187 * df-problems.c: ... here.
11188 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
11190 (df_create_unused_note): Likewise.
11191 (df_set_dead_notes_for_mw): Move comment where it belongs.
11192 (dead_debug_init): Export.
11193 (dead_debug_reset_uses): New, factored out of...
11194 (dead_debug_finish): ...this. Export.
11195 (dead_debug_reset): Remove.
11196 (dead_debug_add): Export.
11197 (dead_debug_insert_before): Rename to...
11198 (dead_debug_insert_temp): ... this. Add where argument. Export.
11199 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
11200 Return insertion count.
11201 (df_note_bb_compute): Adjust.
11202 * dce.c (word_dce_process_block): Adjust dead debug uses.
11203 (dce_process_block): Likewise.
11205 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
11207 * df-problems.c (df_note_bb_compute): Do not take note of
11208 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
11210 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
11213 * var-tracking.c (expand_depth): New type.
11214 (onepart_aux, expand_loc_callback_data): Change depth type to it.
11215 (loc_exp_dep_alloc): Adjust initializer.
11216 (update_depth): Use new type. Add entryvals.
11217 (vt_expand_var_loc_chain): Take note of expansions with
11218 ENTRY_VALUEs, but don't accept them right away. Run an optional
11219 second pass accepting the minimum ENTRY_VALUE count found in the
11221 (vt_expand_loc_callback, INIT_ELCD): Adjust.
11223 2012-04-13 Tom de Vries <tom@codesourcery.com>
11225 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
11226 parameters vuse and vuse_escaped.
11227 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
11228 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
11231 2012-04-13 Richard Guenther <rguenther@suse.de>
11233 PR tree-optimization/52969
11234 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
11235 the condition for the COND_EXPR and handle predicate negation
11236 by swapping the COND_EXPR arms.
11238 2012-04-13 Nick Clifton <nickc@redhat.com>
11240 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
11241 TODO_dump_func flag.
11243 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
11245 PR rtl-optimization/52203
11246 PR rtl-optimization/52715
11248 Revert the 2012-03-07 fix for PR 52203.
11249 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
11250 the insn does not modify DFA right before issuing, adjust
11251 issue_rate accordingly.
11253 2012-04-13 Richard Guenther <rguenther@suse.de>
11256 * c-typeck.c (pointer_diff): Remove bogus assert.
11258 2012-04-13 Richard Guenther <rguenther@suse.de>
11261 * convert.c (convert_to_pointer): Remove special-casing of zero.
11263 2012-04-13 Joey Ye <joey.ye@arm.com>
11265 * config/arm/constraints.md (Pe): New constraint.
11266 * config/arm/arm.md: New split for imm 256-510.
11268 2012-04-13 Terry Guo <terry.guo@arm.com>
11270 * config/arm/arm-cores.def: Added core cortex-m0plus.
11271 * config/arm/arm-tune.md: Regenerated.
11272 * config/arm/arm-tables.opt: Regenerated.
11273 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
11275 2012-04-13 Alan Modra <amodra@gmail.com>
11278 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
11279 tie regs on destination of sets. Delete forward declaration.
11280 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
11281 (rs6000_emit_prologue): Likewise.
11282 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
11284 (is_mem_ref): Use tie_operand to recognise stack ties.
11285 * config/rs6000/predicates.md (tie_operand): New.
11286 * config/rs6000/rs6000.md (restore_stack_block): Generate new
11288 (restore_stack_nonlocal): Likewise.
11289 (stack_tie): Update.
11290 (frame_tie): Delete.
11292 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11294 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
11295 HOST_WIDE_INT_PRINT_DEC in format strings.
11297 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
11300 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
11301 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
11302 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
11303 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
11304 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
11305 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
11306 avx2_permvarv8si using VI4F_256 mode iterator.
11307 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
11308 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
11309 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
11310 gen_avx2_permvarv8sf.
11311 (expand_vec_perm_pshufb): Ditto.
11313 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
11316 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
11317 the list of options to enable the FCFID instruction.
11318 (TARGET_EXTRA_BUILTINS): Adjust comment.
11320 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11322 PR tree-optimization/18589
11323 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
11324 (operand_entry): Add count field.
11325 (add_repeat_to_ops_vec): New function.
11326 (completely_remove_stmt): Likewise.
11327 (remove_def_if_absorbed_call): Likewise.
11328 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
11329 (acceptable_pow_call): New function.
11330 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
11331 entries with repeat counts when found.
11332 (repeat_factor_d): New struct and associated typedefs.
11333 (repeat_factor_vec): New static vector variable.
11334 (compare_repeat_factors): New function.
11335 (get_reassoc_pow_ssa_name): Likewise.
11336 (attempt_builtin_powi): Likewise.
11337 (reassociate_bb): Call attempt_builtin_powi.
11338 (fini_reassoc): Two new calls to statistics_counter_event.
11340 2012-04-12 Richard Guenther <rguenther@suse.de>
11342 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
11343 * cgraph.h (tree_rest_of_compilation): Remove.
11344 * cgraph.c (cgraph_add_new_function): Move ...
11345 * cgraphunit.c (cgraph_add_new_function): ... here.
11346 (tree_rest_of_compilation): Make static.
11347 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
11348 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
11349 gate_all_early_local_passes, execute_all_early_local_passes,
11350 pass_early_local_passes, gate_all_early_optimizations,
11351 pass_all_early_optimizations): Move ...
11352 * passes.c (gate_all_optimizations, pass_all_optimizations,
11353 gate_all_early_local_passes, execute_all_early_local_passes,
11354 pass_early_local_passes, gate_all_early_optimizations,
11355 pass_all_early_optimizations): ... here.
11356 * tree-optimize.c (execute_free_datastructures): Remove.
11357 * tree-flow.h (execute_free_datastructures): Remove.
11358 * tree-optimize.c (execute_init_datastructures,
11359 pass_init_datastructures): Move ...
11360 * tree-ssa.c (execute_init_datastructures,
11361 pass_init_datastructures): ... here.
11362 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
11363 execute_free_datastructures.
11365 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
11367 * dbgcnt.def (ira_move): New counter.
11368 * ira-int.h (ira_create_new_reg): Declare function.
11369 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
11370 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
11371 no longer static. All callers changed.
11372 * ira.c: Include "dbgcnt.h".
11373 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
11374 move_unallocated_pseudos): New static functions.
11375 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
11376 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
11377 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
11378 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
11379 to the pseudos generated in find_moveable_pseudos.
11380 * Makefile.in (ira.o): Add $(DBGCNT_H).
11382 2012-04-12 Richard Guenther <rguenther@suse.de>
11384 PR tree-optimization/52943
11385 * tree-chrec.h (chrec_is_positive): Remove.
11386 * tree-scalar-evolution.c (chrec_is_positive): Move ...
11387 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
11388 Return false for a constant zero instead of negative.
11389 (analyze_siv_subscript_cst_affine): Handle zero difference
11390 in the initial condition explicitely.
11392 2012-04-12 Richard Guenther <rguenther@suse.de>
11394 * tree-parloops.c (parallelize_loops): Also consult the upper
11395 bound for the number of iterations.
11396 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
11397 (loop_prefetch_arrays): Likewise.
11399 2012-04-12 Richard Guenther <rguenther@suse.de>
11401 * cfgloop.h (estimated_loop_iterations_int): Ditch
11402 'conservative' parameter.
11403 (max_stmt_executions_int): Likewise.
11404 (estimated_loop_iterations): Likewise.
11405 (max_stmt_executions): Likewise.
11406 (max_loop_iterations): Declare.
11407 (max_loop_iterations_int): Likewise.
11408 (estimated_stmt_executions): Likewise.
11409 (estimated_stmt_executions_int): Likewise.
11410 * tree-ssa-loop-niter.c (estimated_loop_iterations):
11412 (max_loop_iterations): ... this.
11413 (estimated_loop_iterations_int): Split parts to ...
11414 (max_loop_iterations_int): ... this.
11415 (max_stmt_executions_int): Split parts to ...
11416 (estimated_stmt_executions_int): ... this.
11417 (max_stmt_executions): Split parts to ...
11418 (estimated_stmt_executions): ... this.
11419 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
11420 * predict.c (predict_loops): Likewise.
11421 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
11422 (analyze_siv_subscript_cst_affine): Likewise.
11423 (compute_overlap_steps_for_affine_1_2): Likewise.
11424 (analyze_subscript_affine_affine): Likewise.
11425 (init_omega_for_ddr_1): Likewise.
11426 * tree-parloops.c (parallelize_loops): Likewise.
11427 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
11428 (may_eliminate_iv): Likewise.
11429 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
11430 (loop_prefetch_arrays): Likewise.
11431 * tree-vrp.c (adjust_range_with_scev): Likewise.
11433 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
11435 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
11436 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
11438 (dump_table): Use bool type for need_align and have_df variables.
11439 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
11440 (regs_used): Remove register modifier.
11441 (barrier_align): Move variables slot, credit, jump_to_next
11442 into if block above for loop. Use bool type for jump_to_next.
11443 (sh_function_arg): Use NULL_RTX instead of 0.
11445 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
11447 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
11448 (bswapsi2): New expander.
11450 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
11452 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
11453 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
11455 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
11457 PR rtl-optimization/52876
11458 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
11459 Don't call mark_reg_pointer for incompatible pointer sign extension.
11461 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
11464 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
11466 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
11467 comparisons against TYPE_PRECISION.
11468 * tree-ssa-forwprop.c (combine_conversions): Likewise.
11470 2012-04-11 Xinliang David Li <davidxl@google.com>
11472 * tree-passes.h: Remove TODO_dump_func.
11473 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
11474 * trans-mem.c: Remove TODO_dump_func.
11475 * ira.c: Remove TODO_dump_func.
11477 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
11479 * config/i386/i386.c (ix86_option_override_internal): Check
11480 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
11481 after TARGET_64BIT is updated.
11483 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
11485 * config/sh/sh.h: Remove old secondary reload code.
11487 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
11489 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
11490 (ready_reorder): ... this function.
11492 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
11494 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
11497 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
11498 insns so that no other insn is queued for a time before them.
11500 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
11503 2012-04-11 Richard Guenther <rguenther@suse.de>
11505 PR middle-end/52621
11506 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
11507 consider loop nesting.
11508 (evolution_function_is_univariate_p): Properly check the remainder
11511 2012-04-11 Richard Guenther <rguenther@suse.de>
11513 PR middle-end/52918
11514 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
11516 2012-04-11 Nick Clifton <nickc@redhat.com>
11518 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
11519 information, if requested.
11521 * config/rx/rx.c (rx_expand_prologue): Likewise.
11523 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
11524 Michael Matz <matz@suse.de>
11527 * rtlanal.c (unsigned_reg_p): New function.
11528 Update copyright notice dates.
11529 * rtl.h (unsigned_reg_p): Prototype it.
11530 Update copyright notice dates.
11531 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
11533 * expr.c (expand_expr_real_1): Set register attributes.
11534 * stmt.c (expand_case): Likewise.
11536 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
11539 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
11540 consider_sh2a and allow_zero.
11541 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
11542 (disp_addr_displacement): New function.
11543 (sh_address_cost): Use disp_addr_displacement function instead
11544 of DISP_ADDR_OFFSET.
11545 (sh_legitimate_address_p): Adapt to changed
11546 sh_legitimate_index_p declaration.
11547 (sh_find_mov_disp_adjust): Remove HImode check.
11548 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
11549 disp_addr_displacement and max_mov_insn_displacement.
11550 (max_mov_insn_displacement): Remove HImode check.
11551 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
11552 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
11553 * config/sh/constraints.md (K05, K13): New constraints.
11554 (K12): Correct comment.
11555 (Sdd): Do not use DISP_ADDR_P macro.
11556 (Snd, Sbw): Use satisfies_constraint_Sdd.
11557 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
11558 (*extendhisi2_compact, movhi_i): Remove.
11559 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
11560 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
11561 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
11562 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
11563 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
11564 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
11565 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
11567 Add new peepholes for HImode displacement addressing.
11569 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
11571 * config/sh/sh.h (SIDI_OFF): Remove.
11572 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
11573 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
11574 or operand_subword.
11576 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
11579 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
11580 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
11581 * doc/md.texi (Standard Names): Add bswap.
11582 * builtin-types.def (BT_UINT16): New primitive type.
11583 (BT_FN_UINT16_UINT16): New function type.
11584 * builtins.def (BUILT_IN_BSWAP16): New.
11585 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
11586 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
11587 expand_builtin_bswap.
11588 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
11589 (fold_builtin_1): Likewise.
11590 (is_inexpensive_builtin): Likewise.
11591 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
11592 missing bits for bswap to libcall code.
11593 * tree.c (build_common_tree_nodes): Build uint16_type_node.
11594 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
11595 (uint16_type_node): New define.
11596 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
11597 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
11599 (rs6000_init_builtins): Likewise.
11600 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
11602 2012-04-11 Tristan Gingold <gingold@adacore.com>
11604 * doc/extend.texi (Type Attributes): Move paragraph.
11606 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
11609 * diagnostic.h (show_caret): Declare.
11610 (caret_max_width): Declare.
11611 (diagnostic_show_locus): Declare.
11612 * diagnostic.c (diagnostic_initialize): Initialize to false.
11613 (diagnostic_show_locus): New.
11614 (diagnostic_report_diagnostic): Call it.
11615 (getenv_columns): New.
11616 (adjust_line): New.
11617 (diagnostic_set_caret_max_width): New.
11618 * input.c (read_line): New.
11619 (location_get_source_line): New.
11620 * input.h (location_get_source_line): Declare.
11621 * toplev.c (general_init): Initialize show_caret from options.
11622 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
11623 * opts.c (common_handle_option): Likewise.
11624 * pretty-print.h (pp_get_prefix): New.
11625 (pp_base_get_prefix): New.
11626 * common.opt (fdiagnostics-show-caret): New option.
11627 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
11629 2012-04-11 Richard Guenther <rguenther@suse.de>
11631 PR rtl-optimization/52881
11632 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
11634 2012-04-11 Richard Guenther <rguenther@suse.de>
11636 PR tree-optimization/52912
11637 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
11638 manipulation code we are threading through a loop header
11639 to an exit destination.
11641 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
11643 * tree.h (warn_if_unused_value): Move declaration from here.
11644 * stmt.c (warn_if_unused_value): Move definition from here.
11646 2012-04-10 Michael Matz <matz@suse.de>
11648 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
11650 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
11651 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
11652 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
11653 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
11654 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
11655 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
11656 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
11657 (vect_record_strided_load_vectors): Rename to
11658 vect_record_grouped_load_vectors.
11659 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
11660 Rename use of above macros.
11661 (vect_verify_datarefs_alignment): Ditto.
11662 (vector_alignment_reachable_p): Ditto.
11663 (vect_peeling_hash_get_lowest_cost): Ditto.
11664 (vect_enhance_data_refs_alignment): Ditto.
11665 (vect_analyze_group_access): Ditto and rename stride to groupsize.
11666 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
11667 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
11668 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
11669 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
11670 (vect_record_strided_load_vectors): Rename to
11671 vect_record_grouped_load_vectors.
11672 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
11673 (destroy_loop_vec_info): Ditto.
11674 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
11675 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
11676 (vect_analyze_slp): Ditto.
11677 (new_bb_vec_info): Ditto.
11678 (destroy_bb_vec_info): Ditto.
11679 (vect_schedule_slp_instance): Ditto and rename strided_store to
11681 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
11682 vect_cost_group_size.
11683 (vect_model_store_cost): Rename use of above macros and call
11684 to vect_cost_strided_group_size.
11685 (vect_model_load_cost): Ditto.
11686 (vectorizable_store): Ditto, rename strided_store to grouped_store
11687 and calls to renamed tree-vectorizer.h functions.
11688 (vectorizable_load): Ditto.
11689 (vect_transform_stmt): Rename use of above macros and strided_store
11692 2012-04-10 Jan Hubicka <jh@suse.cz>
11694 * cgraph.h: Remove misledaing comment on ipa-ref.h.
11695 (symtab_type): New enum.
11696 (symtab_node): New structure.
11697 (cgraph_node, varpool_node): Add symbol base type.
11698 (cgraph, varpool): New accestor functions.
11699 * cgraph.c (cgraph_create_node_1): Set symbol type.
11700 * varpool.c (varpool_node): Set symbol type.
11702 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
11703 Richard Sandiford <rdsandiford@googlemail.com>
11705 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
11707 2012-04-10 Richard Guenther <rguenther@suse.de>
11709 PR middle-end/52888
11710 * gimple-low.c (gimple_check_call_args): Properly account for
11711 compatible aggregate types.
11713 2012-04-10 Richard Guenther <rguenther@suse.de>
11715 * toplev.h (tree_rest_of_compilation): Remove.
11716 * tree-optimize.c (tree_rest_of_compilation): Likewise.
11717 * cgraph.h (tree_rest_of_compilation): Declare.
11718 * tree-optimize.c (tree_rest_of_compilation): Move ...
11719 * cgraphunit.c (tree_rest_of_compilation): ... here.
11720 * cgraph.c (cgraph_add_new_function): Adjust.
11721 * Makefile.in (tree-optimize.o): Adjust.
11722 (cgraphunit.o): Likewise.
11724 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
11726 PR tree-optimization/52870
11727 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
11728 presumed pattern statement is within the same loop or basic block.
11730 2012-04-10 Tristan Gingold <gingold@adacore.com>
11732 * gengtype.c (main): Make uintptr_t a known type.
11734 2012-04-10 Richard Guenther <rguenther@suse.de>
11736 * tree-pass.h (tree_lowering_passes): Remove.
11737 * tree-optimize.c (tree_lowering_passes): Remove.
11738 * cgraph.c (cgraph_add_new_function): Inline relevant parts
11739 of tree_lowering_passes, avoid redundant call of early local passes.
11740 * cgraphunit.c (cgraph_lower_function): Fold into ...
11741 (cgraph_analyze_function): ... its single caller. Inline
11742 relevant parts of tree_lowering_passes.
11744 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
11747 * config/pa/pa.opt: Remove SIO and GNU_LD.
11749 2012-04-09 Jan Hubicka <jh@suse.cz>
11754 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
11755 boundary, add its target too.
11756 * lto.c (add_references_to_partition): Add also aliased nodes.
11757 (add_cgraph_node_to_partition,
11758 add_varpool_node_to_partition): Work on nodes, not functions/variables;
11759 when adding alias, add also the aliased object.
11761 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
11764 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
11765 VOIDmode immediate operands.
11766 * config/i386/constraints.md (Wz): New constraint.
11767 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
11769 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
11772 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
11773 the DECL generated for the special GOT helper.
11775 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
11777 * config/sh/constraints.md: Update list of constraints in
11779 (Sr0): Remove unused memory constraint.
11781 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
11783 * tree-pretty-print.h: Update comment.
11785 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
11787 * config/sh/sh.md: Use braced string notation where applicable.
11788 (*prefetch_i4, prefetch_m2a): Merge into ...
11789 (*prefetch): ... this new insn.
11791 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
11793 * config/sh/sh.h (high_life_started): Remove
11794 * config/sh/predicates.md (general_movdst_operand): Use
11795 'reload_in_progress' instead of 'high_life_started'.
11796 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
11797 divsi_inv_fp): Likewise.
11799 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
11801 * config/sh/sh-protos.h (prepare_move_operands): Return void
11803 * config/sh/sh.c (prepare_move_operands): Likewise.
11804 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
11806 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
11808 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
11809 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
11810 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
11811 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
11812 commutative_float_operator, noncommutative_float_operator,
11813 sh_handle_pragma): Remove.
11815 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
11817 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
11818 Use @option markup on command-line options. Use @samp markup on
11819 literal keywords to options. Use @code markup on code fragments.
11820 Use other markup in preference to quotation marks in the text.
11821 Add markup to some passages without any.
11823 2012-04-06 Mike Stump <mikestump@comcast.net>
11825 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
11827 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
11829 * config/sh/sh.c (hi_const): Remove.
11830 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
11833 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
11835 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
11837 * config/sh/sh.c (sh_expand_t_scc): Likewise.
11838 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
11839 calling sh_expand_t_scc.
11841 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
11843 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
11844 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
11845 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
11846 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
11847 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
11848 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
11849 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
11850 sh2a_is_function_vector_call): Use bool as return type.
11851 (sh_pass_in_reg_p): Remove.
11852 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
11853 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
11854 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
11855 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
11856 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
11857 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
11858 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
11859 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
11860 sh_loads_bankedreg_p): Use bool as return type.
11861 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
11862 'register' modifier.
11864 2012-04-06 Matt Turner <mattst88@gmail.com>
11866 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
11868 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
11870 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
11871 of the destination isn't also a FP_REGS register.
11873 2012-04-05 Teresa Johnson <tejohnson@google.com>
11874 H.J. Lu <hongjiu.lu@intel.com>
11876 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
11877 * config/i386/i386.md (move immediate to memory peephole2):
11878 Add cases for HImode move when LCP stall avoidance is needed.
11879 * config/i386/i386.c (initial_ix86_tune_features): Initialize
11880 X86_TUNE_LCP_STALL entry.
11882 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
11885 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
11886 CONST_INT operands, zero-extended with AND.
11888 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
11891 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
11892 first argument instead of mode size. Move displacement calculations
11894 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
11895 ... these new functions.
11896 (disp_adjust): Remove max_mov_disp field.
11897 (sh_legitimate_index_p): Use max_mov_insn_displacement and
11898 mov_insn_alignment_mask.
11899 (sh_address_cost): Use max_mov_insn_displacement.
11901 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
11903 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
11904 (arch_enabled): Handle new arch types.
11905 (one_cmpldi2): Add NEON support.
11907 2012-04-05 Richard Guenther <rguenther@suse.de>
11909 * gimple.c (walk_gimple_op): Compute val_only for the LHS
11910 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
11911 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
11912 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
11913 ... here and make static.
11914 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
11917 2012-04-05 Richard Guenther <rguenther@suse.de>
11919 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
11920 basic-block before removing it.
11922 2012-04-05 Richard Guenther <rguenther@suse.de>
11924 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
11925 version namespace as we release the freelist.
11927 2012-04-05 Richard Guenther <rguenther@suse.de>
11929 * tree-nrv.c (tree_nrv): Release VDEFs.
11930 * tree-sra.c (sra_modify_constructor_assign): Likewise.
11931 (sra_modify_assign): Likewise.
11932 * tree-vect-stmts.c (vect_remove_stores): Likewise.
11933 * tree-vect-loop.c (vect_transform_loop): Likewise.
11934 * tree-ssa-dom.c (optimize_stmt): Likewise.
11935 * tree-vect-slp.c (vect_schedule_slp): Likewise.
11936 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
11938 2012-04-05 Richard Guenther <rguenther@suse.de>
11940 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
11942 * gimple.h (gsi_remove): Adjust.
11943 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
11944 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
11945 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
11946 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
11947 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
11948 * tree-ssa-pre.c (eliminate): Likewise.
11950 2012-04-04 Mike Stump <mikestump@comcast.net>
11952 * doc/rtl.texi (const_double): Document as sign-extending.
11953 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
11954 * emit-rtl.c (immed_double_int_const): Refine to state the
11956 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
11957 CONST_DOUBLE integers.
11958 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
11959 negative values are converted. Fix conversions bigger than
11960 HOST_BITS_PER_WIDE_INT.
11961 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
11962 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
11963 * explow.c (plus_constant_mode): Add.
11964 (plus_constant): Implement with plus_constant_mode.
11965 * rtl.h (plus_constant_mode): Add.
11967 2012-04-04 Richard Guenther <rguenther@suse.de>
11969 PR tree-optimization/52808
11970 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
11971 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
11973 2012-04-04 Tristan Gingold <gingold@adacore.com>
11975 * expr.c (expand_expr_real_2): Handle larger sizetype in
11978 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
11980 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
11981 to m2a-single instead of m2e.
11983 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
11985 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
11986 Change type of BITOFFSET to signed. Make sure the lower bound of
11987 the computed range is non-negative by adjusting OFFSET and BITPOS.
11988 (expand_assignment): Adjust call to get_bit_range.
11990 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
11992 * h8300/h8300.c (h8300_current_function_monitor_function_p):
11993 New function. Added to check monitor functions.
11994 (h8300_option_override): Modified to generate error/warning
11995 messages for invalid combinations of different command line
11997 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
11998 save EXR on stack for monitor function in case of H8S target
11999 when "-mno-exr" is passed.
12000 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
12002 * doc/invoke.texi: Document H8S options.
12004 2012-04-03 Tristan Gingold <gingold@adacore.com>
12006 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
12007 of gcc_AC_FUNC_MMAP_BLACKLIST.
12008 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
12009 * Makefile.in (aclocal_deps): Add mmap.m4.
12010 * configure: Regenerate.
12011 * aclocal.m4: Regenerate.
12013 2012-04-03 Richard Guenther <rguenther@suse.de>
12015 PR tree-optimization/52808
12016 * tracer.c (tail_duplicate): Return whether we have duplicated
12018 (tracer): If we have duplicated any block, cleanup the CFG.
12019 * cfghooks.c (duplicate_block): If we duplicated a loop
12020 header but not its loop, destroy the loop because it now has
12022 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
12023 the cfg manipulation routines we are not creating a multiple
12026 2012-04-03 Tristan Gingold <gingold@adacore.com>
12028 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
12030 (vms_c_common_override_options): Allow parameterless variadic
12033 2012-04-03 Jakub Jelinek <jakub@redhat.com>
12035 PR tree-optimization/52835
12036 * tree-data-ref.c (build_rdg): Return NULL if
12037 compute_data_dependences_for_loop failed.
12039 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
12041 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
12042 for REAL_CST as well.
12043 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
12044 In the bitfield case, if the value is a REAL_CST, convert it first to
12047 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
12049 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
12050 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
12051 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
12053 * config/i386/biarchx32.h: New.
12055 2012-04-02 Anatoly Sokolov <aesok@post.ru>
12057 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
12058 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
12059 (arm_preferred_reload_class): New function.
12061 2012-04-02 Richard Guenther <rguenther@suse.de>
12063 PR tree-optimization/52756
12064 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
12065 (thread_through_loop_header): After threading through the loop latch
12066 remove the split part from the loop and clear further threading
12067 opportunities that would create a multiple entry loop.
12069 2012-04-02 Richard Guenther <rguenther@suse.de>
12071 PR rtl-optimization/52800
12072 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
12073 CLEANUP_CFG_CHANGED.
12075 2012-04-02 Richard Guenther <rguenther@suse.de>
12077 PR middle-end/52803
12078 * loop-init.c (gate_handle_loop2): Destroy loops here if
12079 we don't enter RTL loop optimizers.
12081 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
12084 2012-03-29 Richard Guenther <rguenther@suse.de>
12086 * rtl.h (extended_count): Remove.
12087 * combine.c (extended_count): Remove.
12089 2012-04-02 Dodji Seketeli <dodji@redhat.com>
12092 * pt.c (more_specialized_fn): Don't apply decay conversion to
12093 types of function parameters.
12095 2012-04-02 Tristan Gingold <gingold@adacore.com>
12097 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
12098 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
12099 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
12100 (ggc_pch_this_base): Use uintptr_t instead of size_t.
12102 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
12105 * config/i386/i386.c (ix86_option_override_internal): Don't
12106 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
12108 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
12110 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
12111 (stmt_can_make_abnormal_goto): Use it.
12112 (is_ctrl_altering_stmt): Likewise.
12114 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
12115 Kaz Kojima <kkojima@gcc.gnu.org>
12117 * config/sh/sh.c (push_regs): Skip banked registers when
12118 resbank attribute is specified.
12119 (sh_expand_epilogue): Likewise.
12121 2012-03-30 Richard Henderson <rth@redhat.com>
12124 * combine-stack-adj.c (prev_active_insn_bb): New.
12125 (next_active_insn_bb): New.
12126 (force_move_args_size_note): New.
12127 (combine_stack_adjustments_for_block): Use it.
12129 2012-03-30 Richard Henderson <rth@redhat.com>
12131 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
12132 (ix86_expand_vector_init_duplicate): Initialize it.
12133 (expand_vec_perm_palignr): Likewise.
12134 (ix86_expand_vec_perm_const): Likewise.
12135 (ix86_vectorize_vec_perm_const_ok): Likewise.
12136 (expand_vec_perm_blend): Use it.
12137 (expand_vec_perm_vpermil): Likewise.
12138 (expand_vec_perm_pshufb): Likewise.
12139 (expand_vec_perm_1): Likewise.
12140 (expand_vec_perm_pshuflw_pshufhw): Likewise.
12141 (expand_vec_perm_interleave2): Likewise.
12142 (expand_vec_perm_vpermq_perm_1): Likewise.
12143 (expand_vec_perm_vperm2f128): Likewise.
12144 (expand_vec_perm_interleave3): Likewise.
12145 (expand_vec_perm_vperm2f128_vblend): Likewise.
12146 (expand_vec_perm_vpshufb2_vpermq): Likewise.
12147 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
12148 (expand_vec_perm_broadcast): Likewise.
12149 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
12151 2012-03-30 Richard Henderson <rth@redhat.com>
12153 * dwarf2out.c (gen_variable_die): Initialize off.
12155 2012-03-30 Tristan Gingold <gingold@adacore.com>
12157 * config/vms/vms-f.c: New file.
12158 * config/vms/t-vms (vms-f.o): New rule.
12159 * config.gcc (*-*-*vms*): Define fortran_target_objs.
12161 2012-03-30 Richard Guenther <rguenther@suse.de>
12163 PR tree-optimization/52754
12164 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
12165 propagate arbitrary addresses into really plain dereferences.
12167 2012-03-30 Richard Guenther <rguenther@suse.de>
12169 PR middle-end/52772
12170 * except.c (emit_to_new_bb_before): Move loop updating ...
12171 (dw2_build_landing_pads): ... here. Use a proper block for
12172 querying the loop father.
12174 2012-03-30 Tristan Gingold <gingold@adacore.com>
12176 * config/ia64/ia64.c (ia64_section_type_flags): Remove
12177 common_object attribute handling.
12178 (SECTION_VMS_OVERLAY): Remove
12179 (ia64_vms_common_object_attribute): Replace abort with an assert.
12180 Do not set DECL_SECTION_NAME.
12181 (ia64_vms_output_aligned_decl_common): Handle common_object
12183 (ia64_vms_elf_asm_named_section): Remove.
12184 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
12186 2012-03-30 Richard Guenther <rguenther@suse.de>
12188 PR middle-end/52786
12189 * double-int.c (rshift_double): Remove not needed cast.
12191 2012-03-30 Richard Guenther <rguenther@suse.de>
12193 * tree-affine.h (print_aff): Remove.
12194 * tree-affine.c (print_aff): Make static.
12195 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
12196 (get_references_in_stmt): Likewise.
12197 (print_direction_vector): Likewise.
12198 (print_dir_vectors): Likewise.
12199 (print_dist_vectors): Likewise.
12200 (dump_subscript): Likewise.
12201 (dump_ddrs): Likewise.
12202 (dump_dist_dir_vectors): Likewise.
12203 (dump_data_references): Likewise.
12204 (dump_data_dependence_relation): Likewise.
12205 (dump_data_dependence_direction): Likewise.
12206 (dump_rdg_vertex): Likewise.
12207 (dump_rdg_component): Likewise.
12208 (debug_ddrs): Declare.
12209 (struct data_ref_loc_d): Move ...
12210 * tree-data-ref.c (struct data_ref_loc_d): ... here.
12211 (get_references_in_stmt): Make static.
12212 (dump_data_references): Likewise.
12213 (dump_subscript): Likewise.
12214 (print_direction_vector): Likewise.
12215 (print_dir_vectors): Likewise.
12216 (print_dist_vectors): Likewise.
12217 (dump_data_dependence_relation): Likewise.
12218 (dump_dist_dir_vectors): Likewise.
12219 (dump_ddrs): Likewise.
12220 (dump_rdg_vertex): Likewise.
12221 (dump_rdg_component): Likewise.
12222 (debug_ddrs): New function.
12223 (access_matrix_get_index_for_parameter): Remove.
12225 2012-03-30 Tristan Gingold <gingold@adacore.com>
12227 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
12228 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
12229 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
12230 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
12231 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
12232 (vms_patch_builtins): Handle new flags
12233 * config/vms/vms-crtlmap.map: Completed using nm on
12234 c and math system libraries.
12235 * config/vms/make-crtlmap.awk: Handle any number of flags.
12237 2012-03-30 Martin Jambor <mjambor@suse.cz>
12239 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
12240 is a builtin_stack_save in a dominating BB.
12242 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
12244 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
12245 crossing 128bit lane boundary.
12247 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
12249 * ira-color.c (setup_left_conflict_sizes_p): Process all
12250 conflicting objects.
12252 2012-03-29 Jakub Jelinek <jakub@redhat.com>
12254 PR tree-optimization/52760
12255 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
12256 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
12258 2012-03-29 Richard Guenther <rguenther@suse.de>
12260 * cgraph.h (cgraph_materialize_all_clones): Remove.
12261 (reset_inline_failed): Likewise.
12262 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
12263 * cgraphbuild.c (reset_inline_failed): Remove.
12264 * rtl.h (cse_main): Remove.
12265 (extended_count): Likewise.
12266 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
12267 (cse_main): Make static.
12268 * combine.c (extended_count): Remove.
12269 (dump_combine_stats): Mark as DEBUG_FUNCTION.
12270 * basic-block.h (reorder_basic_blocks): Remove.
12271 * bb-reorder.c (reorder_basic_blocks): Make static.
12272 * Makefile.in (dse.o): Remove dse.h dependency.
12274 * dse.c (gate_dse): Remove.
12275 (clear_alias_mode_eq): Likewise.
12276 (clear_alias_mode_hash): Likewise.
12277 (dse_record_singleton_alias_set): Likewise.
12278 (dse_invalidate_singleton_alias_set): Likewise.
12280 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
12282 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
12283 crtbegin_so%O%s for -shared.
12284 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
12286 2012-03-29 Richard Guenther <rguenther@suse.de>
12288 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
12289 (add_to_value): Remove.
12290 (print_value_expressions): Likewise.
12291 * tree-ssa-pre.c (add_to_value): Make static.
12292 (print_value_expressions): Likewise.
12293 * gimple.h (gimple_adjust_this_by_delta): Remove.
12294 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
12296 2012-03-29 Richard Guenther <rguenther@suse.de>
12298 PR middle-end/50708
12299 * double-int.h (rshift_double): Remove.
12300 * double-int.c (lshift_double): Use absu_hwi to make count positive.
12301 (rshift_double): Make static, take unsigned count argument,
12302 remove handling of negative count argument.
12303 (double_int_rshift): Dispatch to lshift_double.
12305 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
12307 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
12308 OPTION_MASK_ABI_64.
12310 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
12311 (SPEC_X32): Likewise.
12312 (MULTILIB_DEFAULTS): Likewise.
12314 * config/i386/i386.c (isa_opts): Remove -m64.
12315 (ix86_target_string): Properly handle -m32/-m64/-mx32.
12316 (ix86_option_override_internal): Properly
12317 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
12318 handle -m32, -m64 and -mx32.
12320 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
12321 with OPTION_ABI_X32. Moved after TARGET_LP64.
12322 (TARGET_LP64): Changed to OPTION_ABI_64.
12324 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
12325 (mx32): Replace ISA_X32 with ABI_X32.
12327 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
12329 * tree.c (tree_size) <VECTOR_CST>: New case.
12331 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
12333 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
12334 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
12336 2012-03-28 Jakub Jelinek <jakub@redhat.com>
12338 PR middle-end/52691
12339 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
12340 __builtin_va_start to __builtin_next_arg if the latter is
12341 builtin_decl_explicit_p rather than when it is not.
12343 PR middle-end/52750
12344 * tree-vect-generic.c (vector_element): Perform multiplication
12345 for pos in bitsizetype type instead of idx type.
12347 2012-03-28 Richard Guenther <rguenther@suse.de>
12349 * loop-init.c (loop_optimizer_init): If loops are preserved
12350 perform incremental initialization of required loop features.
12351 (loop_optimizer_finalize): If loops are to be preserved only
12352 clean up optional loop features.
12353 (rtl_loop_done): Forcefully free loops here.
12354 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
12355 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
12357 (construct_init_block): Likewise.
12358 (construct_exit_block): Likewise.
12359 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
12360 the CFG after expanding.
12361 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
12362 If we needed to calculate them, free them afterwards.
12363 * tree-pass.h (PROP_loops): New define.
12364 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
12365 * basic-block.h (CLEANUP_CFG_CHANGED): New.
12366 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
12367 (cleanup_cfg): If we did something and have loops around, fix them up.
12368 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
12369 with CLEANUP_CFG_CHANGED.
12370 * cfghooks.c (merge_blocks): If we merge a loop header into
12371 its predecessor, update the loop structure.
12372 (duplicate_block): If we copy a loop latch, adjust loop state
12373 to note we may have multiple latches.
12374 (delete_basic_block): Mark loops for fixup if we remove a loop.
12375 * cfganal.c (forwarder_block_p): Protect loop latches, headers
12377 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
12378 (cfg_layout_can_merge_blocks_p): Likewise.
12379 * cprop.c (bypass_block): If we create a loop with multiple
12380 entries, mark it for removal.
12381 * except.c (emit_to_new_bb_before): Add the new basic-block
12383 * tree-eh.c (lower_resx): Likewise.
12384 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
12385 (expand_omp_taskreg): Likewise.
12386 * tree-inline.c (initialize_cfun): Likewise.
12387 * tree-mudflap.c (add_bb_to_loop): Prototype.
12388 (mf_build_check_statement_for): Properly add new basic-blocks
12390 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
12391 if we remove a loop.
12392 (thread_through_loop_header): Likewise.
12393 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
12394 new basic-blocks to existing loops.
12395 (expand_transaction): Likewise.
12396 * Makefile.in (except.o): Add $(CFGLOOP_H).
12397 (expr.o): Likewise.
12398 (cgraph.o): Likewise.
12399 (cprop.o): Likewise.
12400 (cfgexpand.o): Likewise.
12401 (cfganal.o): Likewise.
12402 (trans-mem.o): Likewise.
12403 (tree-eh.o): Likewise.
12405 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
12408 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
12409 (avr_builtin_decl): New static function.
12410 (struct avr_builtin_description, avr_bdesc): Move up.
12411 Add GTY marker. Add field fndecl. Remove redundant field id.
12412 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
12413 (avr_expand_builtin): Code cleanup because .id is removed.
12415 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
12418 * config.gcc (tm_file): Remove avr/multilib.h.
12420 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
12422 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
12423 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
12424 * config/avr/t-avr: Remove generation of multilib.h.
12425 * config/avr/t-multilib: Regenerate.
12426 * config/avr/multilib.h: Remove.
12427 * config/avr/avr.opt (-msp8): New option.
12428 (avr_sp8): New variable.
12429 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
12430 * config/avr/avr.h (AVR_HAVE_SPH): New define.
12431 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
12432 (avr_device_to_sp8): New prototype.
12433 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
12434 (DRIVER_SELF_SPECS): New define.
12435 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
12436 __AVR_SP8__, __AVR_HAVE_SPH__.
12437 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
12438 AVR_HAVE_8BIT_SP to decide if SP_H is present.
12439 (avr_file_start): Ditto.
12441 2012-03-28 Jakub Jelinek <jakub@redhat.com>
12444 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
12445 instead of 8 in adjust_address.
12447 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
12449 PR middle-end/51893
12450 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
12453 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
12456 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
12457 Rearrange conditional logic. Move displacement address calculations
12459 (sh_find_mov_disp_adjust): ... this new function.
12461 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
12463 * config/arm/arm.opt (mapcs): Remove MaskExists.
12464 * config/cris/linux.opt (mno-gotplt): Likewise.
12465 * config/i386/i386.opt (mhard-float): Likewise.
12467 (mno-sse4): Likewise.
12468 * config/m68k/m68k.opt (mhard-float): Likewise.
12469 * config/mep/mep.op (mcop32): Likewise.
12470 * config/pa/pa-hpux.opt (msio): Likewise.
12471 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
12472 * config/picochip/picochip.opt (mlittle): Likewise.
12473 * config/sh/sh.opt (mrenesas): Likewise.
12474 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
12475 * config/sparc/sparc.opt (mhard-float): Likewise.
12476 * config/v850/v850.opt (mv850es): Likewise.
12477 * config/vax/vax.opt (mg-float): Likewise.
12479 2012-03-27 Martin Jambor <mjambor@suse.cz>
12481 PR middle-end/52693
12482 * tree-sra.c (sra_modify_assign): Do not call
12483 load_assign_lhs_subreplacements when working with an unscalarizable
12486 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
12489 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
12491 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
12492 * config/i386/i386.c: Include reload.h.
12493 (ix86_legitimize_reload_address): New function.
12495 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
12497 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
12498 hasn't been allocated. Define a target macro for Mask and
12499 InverseMask if it hasn't been defined. Remove MaskExists handling.
12501 * doc/options.texi: Remove MaskExists.
12503 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
12506 * config/sh/sh.c (find_barrier): Add equality check of last_got
12507 to avoid going above orig insn. Update comments.
12509 2012-03-27 Richard Guenther <rguenther@suse.de>
12511 PR middle-end/52720
12512 * fold-const.c (try_move_mult_to_index): Handle &x.array more
12515 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
12517 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
12518 of a unit before computing the offset in units.
12519 * expr.c (get_bit_range): Return the null range if the enclosing record
12520 is part of a larger bit field.
12522 2012-03-27 Tristan Gingold <gingold@adacore.com>
12524 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
12525 * config/ia64/ia64.md: Remove mode in template.
12526 Sign extend operand in expand_simple_binop.
12527 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
12528 CASE_VECTOR_MODE instead of TARGET_ILP32.
12529 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
12531 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
12533 * varasm.c (assemble_external): #if 0 out the new assert from the
12534 previous commit, it breaks the Java and Go front ends.
12536 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
12538 * toplev.c (check_global_declaration_1): Do not call assemble_external.
12539 * expr.c (emit_block_move_libcall_fn): Likewise.
12540 (clear_storage_libcall_fn): Likewise.
12541 (expand_expr_addr_expr_1): Likewise.
12542 (expand_expr_real_1): Likewise.
12543 * calls.c (rtx_for_function_call): Likewise.
12545 * varasm.c (assemble_external): Assert this function is only called
12546 during or after expanding to RTL.
12548 2012-03-26 Martin Jambor <mjambor@suse.cz>
12550 PR tree-optimization/50052
12551 * tree-sra.c (tree_non_aligned_mem_p): Removed.
12552 (tree_non_aligned_mem_for_access_p): Likewise.
12553 (build_accesses_from_assign): Removed strict alignment requirements
12555 (access_precludes_ipa_sra_p): Likewise.
12557 2012-03-26 Richard Guenther <rguenther@suse.de>
12559 PR tree-optimization/52701
12560 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
12561 compute and set the evolution part of PHI nodes.
12563 2012-03-26 Richard Guenther <rguenther@suse.de>
12565 PR tree-optimization/52721
12566 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
12568 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
12570 PR tree-optimization/52686
12571 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
12574 2012-03-26 Tristan Gingold <gingold@adacore.com>
12576 * config/alpha/vms.h (LINK_SPEC): Simplify.
12577 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
12578 (NAME__MAIN, SYMBOL__MAIN): Remove.
12579 (VMS_DEBUG_MAIN_POINTER): Remove.
12580 * config/ia64/vms.h: Likewise.
12581 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
12582 code to vms.c. Call vms_start_function.
12583 * config/ia64/ia64.c (ia64_start_function): Likewise.
12584 * config/vms/vms-protos.h (vms_start_function): Declare.
12585 * config/vms/vms.c (vms_start_function): New function.
12586 * config/vms/vms.h (MATH_LIBRARY): Define.
12587 (VMS_DEBUG_MAIN_POINTER): Define.
12589 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
12591 PR rtl-optimization/52629
12592 * reload1.c (count_pseudo): Short-circuit common case.
12593 (count_spilled_pseudo): Return early for pseudos without hard regs.
12594 Assert that the pseudo has got a hard reg before manipulating it.
12596 2012-03-24 Jan Hubicka <jh@suse.cz>
12599 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
12600 (decide_is_variable_needed): Do not handle toplevel reorder here.
12601 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
12602 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
12605 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
12607 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
12608 and str_bitsize instead of more convoluted expressions.
12610 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
12613 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
12615 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
12618 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
12620 2012-03-23 Martin Jambor <mjambor@suse.cz>
12622 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
12624 2012-03-23 Richard Guenther <rguenther@suse.de>
12626 PR tree-optimization/52678
12627 * tree-vectorizer.h (struct _stmt_vec_info): Add
12628 loop_phi_evolution_part member.
12629 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
12630 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
12631 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
12632 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12633 Use the cached evolution part and the PHI nodes value from
12634 the loop preheader edge instead of re-analyzing the evolution.
12636 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12638 * config/mips/mips-tables.opt: Update.
12639 * config/mips/mips.md (processor): Add xlp.
12640 * config/mips/mips-cpus.def: Add xlp.
12641 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
12643 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
12644 * doc/invoke.texi: Mention XLP.
12646 2012-03-22 Jakub Jelinek <jakub@redhat.com>
12648 PR middle-end/52547
12649 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
12650 on any new_local_var_chain vars declared during recursing on
12651 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
12653 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
12655 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
12656 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
12657 (ASM_OUTPUT_LOCAL): Ditto.
12658 (ASM_OUTPUT_COMMON): Remove.
12659 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
12660 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
12662 2012-03-22 Jan Hubicka <jh@suse.cz>
12664 PR middle-end/51737
12665 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
12667 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
12668 * ipa-inline-transform.c (save_inline_function_body): Remove
12669 copied clone if needed.
12670 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
12672 2012-03-22 Richard Guenther <rguenther@suse.de>
12674 PR middle-end/52666
12675 * fold-const.c (fold_ternary_loc): Fix typo.
12677 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
12680 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
12681 (unspecv): Add UNSPECV_MEMORY_BARRIER.
12682 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
12683 (delay_cycles_1, delay_cycles_2): Ditto.
12684 (delay_cycles_3, delay_cycles_4): Ditto.
12685 (nopv, *nopv): Ditto.
12686 (sleep, *sleep): Ditto.
12687 (wdr, *wdr): Ditto.
12689 2012-03-22 Richard Guenther <rguenther@suse.de>
12691 PR tree-optimization/52548
12692 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
12693 because of clobbers.
12694 (prune_clobbered_mems): New function.
12695 (compute_antic_aux): Use it to prune ANTIC_OUT.
12696 (compute_partial_antic_aux): Use it to prune PA_IN.
12697 (compute_avail): Only insert expressions into EXP_GEN that are not
12698 invalidated when translated up to the beginning of the block.
12700 2012-03-22 Richard Guenther <rguenther@suse.de>
12702 PR tree-optimization/52638
12703 * tree-vect-stmts.c (vect_init_vector_1): New function, split
12705 (vect_init_vector): ... here. Handle scalar vector inits.
12706 (vect_get_vec_def_for_operand): Adjust.
12707 (vectorizable_load): Likewise.
12709 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
12711 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
12712 (alpha*-*-freebsd*): Ditto.
12713 (alpha*-*-netbsd*): Ditto.
12714 (alpha*-*-openbsd*): Ditto.
12715 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
12716 (DWARF2_DEBUGGING_INFO): Remove.
12717 (PREFERRED_DEBUGGING_TYPE): Remove.
12718 (ASM_FINAL_SPEC): Remove.
12719 (IDENT_ASM_OP): Remove.
12720 (ASM_OUTPUT_IDENT): Remove.
12721 (SKIP_ASM_OP): Remove.
12722 (ASM_OUTPUT_SKIP): Remove.
12723 (ALIGN_ASM_OP): Remove.
12724 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
12725 (ASM_OUTPUT_CASE_LABEL): Remove.
12726 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
12727 (COMMON_ASM_OP): Remove.
12728 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
12729 (ASCII_DATA_ASM_OP): Remove.
12730 (READONLY_DATA_SECTION_ASM_OP): Remove.
12731 (INIT_SECTION_ASM_OP): Remove.
12732 (FINI_SECTION_ASM_OP): Remove.
12733 (ASM_SECTION_START_OP): Remove.
12734 (ASM_OUTPUT_SECTION_START_FILE): Remove.
12735 (TARGET_ASM_NAMED_SECTION): Remove.
12736 (TARGET_ASM_SELECT_SECTION): Remove.
12737 (MAKE_DECL_ONE_ONLY): Remove.
12738 (TYPE_ASM_OP): Remove.
12739 (SIZE_ASM_OP): Remove.
12740 (ASM_WEAKEN_LABEL): Remove.
12741 (TYPE_OPERAND_FMT): Remove.
12742 (ASM_DECLARE_RESULT): Remove.
12743 (ASM_DECLARE_OBJECT_NAME): Remove.
12744 (ASM_FINISH_DECLARE_OBJECT): Remove.
12745 (ELF_ASCII_ESCAPES): Remove.
12746 (ELF_STRING_LIMIT): Remove.
12747 (STRING_ASM_OP): Remove.
12748 (ASM_OUTPUT_EXTERNAL): Remove.
12749 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
12750 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
12752 (ASM_DECLARE_FUNCTION_NAME): Ditto.
12753 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
12754 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
12755 (ASM_OUTPUT_SKIP): Ditto.
12756 (READONLY_DATA_SECTION_ASM_OP): Remove.
12757 (USER_LABEL_PREFIX): Remove.
12758 (ASM_OUTPUT_ASCII): Remove.
12759 (ASM_OUTPUT_CASE_LABEL): Remove.
12760 (NO_DOLLAR_IN_LABEL): Undefine.
12762 2012-03-22 Richard Guenther <rguenther@suse.de>
12764 PR tree-optimization/52459
12765 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
12766 PHI insertion for calls.
12768 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
12770 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
12771 find_sets_in_insn, canonicalize_insn): Split out from ...
12772 (cse_insn): ... here.
12773 (invalidate_from_clobbers): Take an insn instead of the pattern.
12775 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
12778 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
12779 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
12780 * config/sh/sh.md (sindf2, cosdf2): Remove.
12782 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
12785 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
12786 prologue for unwinder and profiler.
12788 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
12790 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
12791 Introduce emul_name to select the right linker emulation for
12792 powerpc64-*-freebsd*.
12793 * configure: Regenerate.
12794 * config.gcc: Add bits to support powerpc64-*-freebsd*.
12795 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
12796 * config/rs6000/freebsd64.h: New file.
12797 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
12799 (rs6000_savres_strategy): Likewise.
12800 (rs6000_savres_routine_name): Likewise.
12801 (rs6000_elf_file_end): Likewise.
12802 * config/rs6000/t-freebsd64: New file.
12803 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
12804 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
12806 * config/rs6000/freebsd64.h: Remove duplicated entries from last
12808 * config/rs6000/t-freebsd64: Likewise.
12810 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
12812 PR rtl-optimization/52543
12814 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
12815 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
12816 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
12817 (avr_load_libgcc_p): Restrict to __flash loads.
12818 (avr_out_lpm): Only handle 1-byte loads from __flash.
12819 (avr_load_lpm): New function.
12820 (avr_find_unused_d_reg): Remove.
12821 (avr_out_lpm_no_lpmx): Remove.
12822 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
12823 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
12824 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
12825 (load_<mode>, load_<mode>_clobber): New insns.
12826 (mov<mode>): For multi-byte move from non-generic
12827 16-bit address spaces: Expand to load_<mode> resp.
12828 load_<mode>_clobber.
12829 (load<mode>_libgcc): Remove expander.
12830 (split-lpmx): Remove split.
12832 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
12834 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
12835 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
12836 All callers changed.
12837 (Fixed_core_reg): New feature.
12838 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
12840 * neon-testgen.ml: Handle Fixed_core_reg.
12842 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
12844 * config/arm/arm.c (thumb2_reorg): Add complete support
12845 for 16-bit instructions.
12846 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
12848 2012-03-21 Richard Guenther <rguenther@suse.de>
12850 PR tree-optimizer/52636
12851 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
12852 to the appropriate type.
12854 2012-03-21 Richard Guenther <rguenther@suse.de>
12856 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
12858 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
12859 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
12860 * passes.c (init_optimization_passes): Remove pass_init_function,
12861 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
12862 * tree-pass.h (pass_init_function): Remove.
12863 (pass_jump): Remove.
12864 (pass_initial_value_sets): Remove.
12865 (pass_unshare_all_rtl): Remove.
12866 * integrate.c (pass_initial_value_sets): Remove.
12867 * emit-rtl.c (pass_unshare_all_rtl): Remove.
12868 * tree.h (init_function_for_compilation): Remove.
12869 * function.c (init_function_for_compilation): Remove.
12870 (pass_init_function): Remove.
12871 * cfgcleanup.c (rest_of_handle_jump): Remove.
12872 (pass_jump): Remove.
12874 2012-03-20 Jason Merrill <jason@redhat.com>
12876 * tree-streamer-in.c (streamer_alloc_tree): Call
12877 ggc_alloc_zone_cleared_tree_node instead of
12878 ggc_alloc_zone_cleared_tree_node_stat.
12880 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
12882 * doc/extend.texi (Template Instantiation): Remove anachronisms.
12884 2012-03-20 Jakub Jelinek <jakub@redhat.com>
12887 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
12888 (ix86_expand_vec_perm_const_1): Call it.
12890 * config/i386/i386.c (vselect_insn): New variable.
12891 (init_vselect_insn): New function.
12892 (expand_vselect, expand_vselect_insn): Add testing_p argument.
12893 Call init_vselect_insn if vselect_insn is NULL. Adjust
12894 PATTERN (vselect_insn), instead of creating a new insn each time,
12895 only emit a copy of it if not testing and recog has been successful.
12896 (expand_vec_perm_pshufb, expand_vec_perm_1,
12897 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
12901 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
12902 ("enabled" attribute): Handle avx2 and noavx2 isas.
12903 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
12905 (vec_dup<mode>): Add avx2 =x,x alternative.
12906 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
12907 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
12908 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
12909 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
12911 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
12912 if possible, handle also V8SFmode.
12914 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
12916 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
12917 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
12918 reg_or_zero_operand predicate.
12919 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
12921 2012-03-20 Jakub Jelinek <jakub@redhat.com>
12923 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
12924 If operand isn't UNSPEC, return 0.
12926 2012-03-20 Richard Guenther <rguenther@suse.de>
12928 * tree-pass.h (pass_rtl_eh): Remove.
12929 * except.c (gate_handle_eh): Likewise.
12930 (rest_of_handle_eh): Likewise.
12931 (pass_rtl_eh): Likewise.
12932 (finish_eh_generation): Export.
12933 * except.h (finish_eh_generation): Declare.
12934 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
12935 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
12936 after expanding stack alignment. Instead of compacting blocks
12939 2012-03-20 Richard Guenther <rguenther@suse.de>
12941 * stor-layout.c (finish_bitfield_representative): Fallback
12942 to conservative maximum size if the padding up to the next
12943 field cannot be computed as a constant.
12944 (finish_bitfield_layout): If we cannot compute the distance
12945 between the start of the bitfield representative and the
12946 bitfield member start a new representative.
12947 * expr.c (get_bit_range): The distance between the start of
12948 the bitfield representative and the bitfield member is zero
12949 if the field offsets are not constants.
12951 2012-03-20 Tristan Gingold <gingold@adacore.com>
12953 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
12954 convert in lowercase.
12955 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
12956 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
12957 * stor-layout.c (sizetype_tab): Adjust.
12958 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
12959 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
12960 instead of type_kind_last.
12961 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
12962 instead of size_int_kind.
12963 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
12964 * doc/tm.texi: Regenerate.
12965 * defaults.h (SIZETYPE): Provide a default value.
12966 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
12967 (SIZETYPE): Define.
12969 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
12971 * config/sh/sh.md: Use braced string notation where applicable.
12973 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
12975 * config/i386/i386.md (allocate_stack): Simplify.
12977 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
12979 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
12980 copy_to_mode_reg (Pmode, ...).
12981 (expand_builtin_frame_address): Ditto.
12982 * expr.c (emit_block_move_via_libcall): Ditto.
12983 (set_storage_via_libcall): Ditto.
12985 * config/i386/i386.c (ix86_expand_movmem): Ditto.
12986 (ix86_expand_setmem): Ditto.
12987 (ix86_trampoline_init): DItto.
12988 * config/i386/i386.md (cmpstrnsi): Ditto.
12990 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
12992 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
12993 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
12994 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
12995 (SH Options): Likewise.
12997 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
12999 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
13000 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
13001 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
13002 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
13003 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
13006 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
13008 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
13009 * config/i386/i386.c (ix86_decompose_address): Use
13010 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
13011 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
13012 thread pointer to a register.
13015 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
13017 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
13018 if Pmode != word_mode.
13019 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
13020 Pmode == SImode for TARGET_X32.
13022 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
13023 (tls_initial_exec_x32): Likewise.
13025 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
13028 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
13029 DISP_ADDR_OFFSET): New macros.
13030 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
13031 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
13032 (sh_legitimize_address): Add QImode displacement handling.
13033 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
13035 (sh_secondary_reload): Add QImode displacement handling.
13036 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
13037 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
13038 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
13039 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
13040 to register operands only.
13041 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
13042 (extendqihi2): Change insn to expander.
13043 (*extendqihi2_compact_reg): New insn.
13044 (movqi_i, movqi): Replace with ...
13045 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
13046 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
13047 Add new peepholes for QImode displacement addressing.
13049 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
13052 * doc/invoke.texi: Document -Wuseless-cast.
13054 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
13056 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
13057 * tree.h (handled_component_p): Reorder cases.
13058 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
13059 not initialize unsignedp.
13060 (loc_list_from_tree): Likewise.
13061 (fortran_common): Likewise.
13062 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
13064 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
13066 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
13067 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
13068 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
13069 (ix86_split_long_move): Ditto.
13070 (legitimize_tls_address): Use ix86_gen_sub3.
13071 (construct_plt_address): Assert that Pmode == DImode.
13073 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
13075 * config/i386/i386.md: Remove empty predicates and/or constraints.
13076 * config/i386/sync.md: Ditto.
13077 * config/i386/sse.md: Ditto.
13078 * config/i386/mmx.md: Ditto.
13079 * config/i386/pentium.md: Ditto.
13080 * config/i386/athlon.md: Ditto.
13082 2012-03-16 Richard Guenther <rguenther@suse.de>
13084 PR tree-optimization/52603
13085 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
13089 2012-03-14 Richard Guenther <rguenther@suse.de>
13091 PR tree-optimization/52571
13092 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
13093 flag_section_anchors check ...
13094 (vect_can_force_dr_alignment_p): ... here.
13096 2012-03-16 Martin Jambor <mjambor@suse.cz>
13098 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
13099 memory through MEM_REFs by calling extract_bit_field.
13101 2012-03-16 Richard Guenther <rguenther@suse.de>
13103 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
13104 and REFERENCE_TYPE interpretations.
13105 (can_native_interpret_type_p): New function.
13106 (fold_ternary_loc): Use native encode/interpret to fold
13107 BIT_FIELD_REFs of constants.
13109 2012-03-16 Richard Guenther <rguenther@suse.de>
13111 PR middle-end/52584
13112 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
13113 of vector constants and constructors.
13115 2012-03-16 Richard Guenther <rguenther@suse.de>
13117 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
13118 VIEW_CONVERT_EXPR to convert constants.
13119 (vect_is_simple_use): Treat all constants as vec_constant_def.
13121 2012-03-16 Richard Guenther <rguenther@suse.de>
13122 Kai Tietz <ktietz@redhat.com>
13124 PR middle-end/48814
13125 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
13126 side-effects completely in the pre-queue and use a temporary
13129 2012-03-16 Richard Guenther <rguenther@suse.de>
13131 * stor-layout.c (finish_bitfield_representative): Fall back
13132 to the conservative maximum size if we cannot compute the
13133 size of the tail padding.
13135 2012-03-16 Tristan Gingold <gingold@adacore.com>
13137 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
13138 __CRTL_VER and __VMS_VER.
13139 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
13140 and vms_c_get_vms_ver.
13141 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
13143 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
13144 (VMS_DEFAULT_VMS_VER): Define.
13145 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
13146 (VMS_DEFAULT_VMS_VER): Define.
13148 2012-03-16 Richard Guenther <rguenther@suse.de>
13150 * tree-vect-loop.c (get_initial_def_for_induction): Use
13151 build_constructor directly.
13152 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
13153 build_vector_from_val.
13154 * tree.c (build_vector_from_val): Avoid creating a constructor
13155 first when we want a constant vector.
13157 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13159 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
13161 2012-03-16 Richard Guenther <rguenther@suse.de>
13163 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
13164 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
13165 (struct tree_vector): Remove elements member, add variable size
13167 (build_vector_stat): Declare.
13168 (build_vector): Define in terms of build_vector_stat.
13169 * tree.c (build_vector): Rename to ...
13170 (build_vector_stat): ... this. Take array of trees as parameter.
13171 (build_vector_from_ctor): Adjust.
13172 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
13173 initializer_zerop): Adjust.
13174 * cfgexpand.c (expand_debug_expr): Likewise.
13175 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
13176 const_vector_from_tree): Likewise.
13177 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
13178 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
13179 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
13180 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
13181 (lto_input_ts_vector_tree_pointers): Adjust.
13182 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
13183 (write_ts_vector_tree_pointers): Adjust.
13184 * varasm.c (const_hash_1, compare_constant, copy_constant,
13185 output_constant): Adjust.
13186 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
13187 * print-tree.c (print_node): Adjust.
13188 * tree-pretty-print.c (dump_generic_node): Adjust.
13189 * tree-vect-generic.c (uniform_vector_p, vector_element,
13190 lower_vec_perm): Adjust.
13191 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
13192 * tree-vect-slp.c (vect_get_constant_vectors,
13193 vect_transform_slp_perm_load): Adjust.
13194 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
13195 * expmed.c (make_tree): Adjust.
13196 * config/i386/i386.c (ix86_expand_builtin): Adjust.
13197 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
13198 and implementation.
13199 (sparc_fold_builtin): Adjust.
13201 2012-03-16 Tristan Gingold <gingold@adacore.com>
13203 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
13204 * config/vms/vms-stdint.h: New file.
13206 2012-03-16 Tristan Gingold <gingold@adacore.com>
13208 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
13209 (ia64-hp-*vms*): Replaced by ...
13210 (*-*-*vms*): ... This new entry.
13212 2012-03-15 Jakub Jelinek <jakub@redhat.com>
13215 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
13216 (ix86_expand_vec_perm_const_1): Use it.
13219 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
13220 (avx2_permv4df): Remove.
13221 (avx2_permv4di): Macroize into...
13222 (avx2_perm<mode>): ... this using VI8F_256 iterator.
13223 (avx2_permv4di_1): Macroize into...
13224 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
13226 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
13228 * combine.c (apply_distributive_law): Do not distribute SUBREG.
13230 2012-03-15 Ira Rosen <irar@il.ibm.com>
13231 Ulrich Weigand <ulrich.weigand@linaro.org>
13233 * tree-vect-patterns.c (widened_name_p): Rename to ...
13234 (type_conversion_p): ... this. Add new argument to determine
13235 if it's a promotion or demotion operation. Check for
13236 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
13237 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
13239 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
13240 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
13242 (vect_recog_mixed_size_cond_pattern): Likewise and allow
13243 non-constant then and else clauses.
13245 2012-03-15 Ira Rosen <irar@il.ibm.com>
13246 Ulrich Weigand <ulrich.weigand@linaro.org>
13248 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
13249 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
13250 vect_pattern_recog.
13251 * tree-vect-patterns.c (widened_name_p): Pass basic block
13252 info to vect_is_simple_use.
13253 (vect_recog_dot_prod_pattern): Fail for basic blocks.
13254 (vect_recog_widen_sum_pattern): Likewise.
13255 (vect_handle_widen_op_by_const): Support basic blocks.
13256 (vect_operation_fits_smaller_type,
13257 vect_recog_over_widening_pattern): Likewise.
13258 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
13259 Update call to vect_is_simple_use.
13260 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
13262 (check_bool_pattern): Add an argument, update call to
13263 vect_is_simple_use and the recursive calls.
13264 (vect_recog_bool_pattern): Update relevant function calls.
13266 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
13267 (vect_pattern_recog_1): Check for reduction only in loops.
13268 (vect_pattern_recog): Add new argument. Support basic blocks.
13269 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
13270 info to vect_is_simple_use_1.
13271 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
13272 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
13274 2012-03-15 Jakub Jelinek <jakub@redhat.com>
13275 Andrew Pinski <apinski@cavium.com>
13277 PR middle-end/52592
13278 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
13279 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
13280 calls instead of __builtin_ir{int,ound}*.
13282 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13284 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
13287 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13289 * config.gcc (target_type_format_char): New. Document it. Set it for
13291 * configure.ac (gnu_unique_option): Use target_type_format_char
13292 in test. Comment rationale.
13293 * configure: Regenerate .
13295 2012-03-15 Jakub Jelinek <jakub@redhat.com>
13297 PR tree-optimization/52267
13298 * tree-vrp.c (masked_increment): New function.
13299 (register_edge_assert_for_2): Derive ASSERT_EXPRs
13300 from (X & CST1) cmp CST2 tests.
13302 2012-03-15 Richard Guenther <rguenther@suse.de>
13304 PR middle-end/52580
13305 * tree-data-ref.c (subscript_dependence_tester_1): Check
13306 all dimensions for non-conflicting access functions.
13308 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13311 * doc/invoke.texi [C++ Language Options]: Document
13312 -ftemplate-backtrace-limit.
13314 2012-03-15 Tristan Gingold <gingold@adacore.com>
13316 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
13317 before a parameter.
13319 2012-03-15 Tristan Gingold <gingold@adacore.com>
13321 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
13322 use DW_OP_call_frame_cfa.
13324 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
13327 * config/i386/i386-opts.h (pmode): New.
13329 * config/i386/i386.c (ix86_option_override_internal): Properly
13330 check and set ix86_pmode.
13332 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
13334 * config/i386/i386.opt (maddress-mode=): New.
13336 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
13338 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13340 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
13341 (dwarf2out_do_cfi_asm): Likewise.
13342 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
13344 (add_data_member_location_attribute): Likewise.
13345 (gen_array_type_die): Likewise.
13346 (gen_subprogram_die): Likewise.
13347 (gen_producer_string): Likewise.
13348 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
13349 Remove MIPS_DEBUGGING_INFO handling.
13350 (sdb_debug_hooks): Likewise.
13351 (sdbout_begin_block): Likewise.
13352 (sdbout_end_block): Likewise.
13353 (sdbout_begin_prologue): Likewise.
13354 (sdbout_start_source_file): Likewise.
13355 (sdbout_end_source_file): Likewise.
13356 (sdbout_init): Likewise.
13357 * system.h (MIPS_DEBUGGING_INFO): Poison.
13359 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13361 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
13362 (alpha_file_start) [MS_STAMP]: Remove.
13364 * config/alpha/elf.h (TARGET_GAS): Remove.
13365 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
13366 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
13367 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
13368 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
13369 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
13370 (alpha*-*-freebsd*): Likewise.
13371 (alpha*-*-netbsd*): Likewise.
13372 (alpha*-*-openbsd*): Likewise.
13373 (alpha*-*-*): Remove target_cpu_default2.
13374 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
13376 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
13377 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
13378 * config/alpha/alpha.c (print_operand): Always assume
13379 TARGET_AS_SLASH_BEFORE_SUFFIX.
13380 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
13381 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
13382 ("*builtin_setjmp_receiver_er_1"): Remove.
13383 * config/alpha/alpha.opt (malpha-as): Remove.
13385 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
13387 Remove DEC Unix reference.
13389 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
13390 (EXTENDED_COFF): Remove.
13391 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
13392 (EXTENDED_COFF): Don't undef.
13393 * config/alpha/alpha.c (alpha_file_start): Always assume
13395 Don't set targetm.asm_file_start_file_directive.
13396 [!OBJECT_FORMAT_ELF]: Remove.
13397 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
13399 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
13400 (DBX_DEBUGGING_INFO): Remove.
13401 (MIPS_DEBUGGING_INFO): Remove.
13402 (PREFERRED_DEBUGGING_TYPE): Remove.
13403 (DBX_OUTPUT_SOURCE_LINE): Remove.
13404 (SDB_OUTPUT_SOURCE_LINE): Remove.
13405 (DBX_CONTIN_LENGTH): Remove.
13406 (NO_DBX_FUNCTION_END): Remove.
13407 (ASM_STABS_OP): Remove.
13408 (ASM_STABN_OP): Remove.
13409 (ASM_STABD_OP): Remove.
13410 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
13411 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
13412 (PUT_SDB_DEF): Remove.
13413 (PUT_SDB_PLAIN_DEF): Remove.
13414 (PUT_SDB_TYPE): Remove.
13415 (sdb_label_count): Remove.
13416 (PUT_SDB_BLOCK_START): Remove.
13417 (PUT_SDB_BLOCK_END): Remove.
13418 (PUT_SDB_FUNCTION_START): Remove.
13419 (PUT_SDB_FUNCTION_END): Remove.
13420 (PUT_SDB_EPILOGUE_END): Remove.
13421 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
13422 (MIPS_DEBUGGING_INFO): Don't undef.
13423 (DBX_DEBUGGING_INFO): Don't undef.
13424 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
13425 (MIPS_DEBUGGING_INFO): Don't undef.
13426 (DBX_DEBUGGING_INFO): Don't undef.
13427 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
13428 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
13430 (alpha_start_function): Likewise.
13431 (sdb_label_count): Remove.
13432 (alpha_output_filename): Remove DBX_DEBUG handling.
13433 (alpha_file_start): Likewise.
13435 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13437 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
13438 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
13439 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
13441 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
13442 (ld_tls_support): Remove Solaris 8 references.
13443 (lwp_dir, lwp_spec): Remove support for alternate thread library.
13444 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
13445 * configure: Regenerate.
13446 * config.in: Regenerate.
13448 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
13449 * config/i386/sol2.h: Remove Solaris 8 references.
13451 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
13452 (i?86-*-solaris2.9): ... this.
13453 Remove Solaris 8 references.
13454 (Specific, *-*-solaris2*): Document Solaris 8 removal.
13455 Remove Solaris 8 references.
13457 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13459 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
13460 (mips-sgi-irix6.5*): Remove.
13461 * config.host (mips-sgi-irix*): Remove.
13462 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
13463 (set_have_as_tls): Remove *-*-irix6*.
13464 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
13465 * configure: Regenerate.
13467 * config/mips/iris6.h: Remove.
13468 * config/mips/iris6.opt: Remove.
13469 * config/mips/t-irix6: Remove.
13471 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
13472 (TARGET_IRIX6): Remove.
13473 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
13474 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
13475 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
13477 (mips_file_start): Likewise.
13478 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
13480 * config/mips/driver-native.c [__sgi__]: Remove.
13481 (host_detect_local_cpu) [__sgi__]: Remove.
13483 * config/mips/gnu-user.h: Remove iris5.h reference.
13485 * config/mips/mips-modes.def: Remove IRIX 6 reference.
13486 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
13487 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
13490 * gcc.c (main): Move asm_debug initialization ...
13491 (asm_debug): ... here.
13493 * ginclude/stddef.h (__STDDEF_H__): Don't define.
13495 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
13496 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
13497 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
13498 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
13499 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
13500 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
13502 * doc/tm.texi: Regenerate.
13504 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
13506 (MIPS Options, -march): Remove IRIX reference.
13507 * doc/install.texi (Binaries, SGI IRIX): Remove.
13508 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
13510 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
13512 2012-03-14 Martin Jambor <mjambor@suse.cz>
13514 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
13515 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
13516 (expand_expr_real_1): Do not handle misalignment if modifier is
13519 2012-03-14 Richard Guenther <rguenther@suse.de>
13521 PR middle-end/52584
13522 * tree-vect-generic.c (type_for_widest_vector_mode): Take
13523 element type instead of mode, use build_vector_type_for_mode
13524 instead of the langhook, build a vector of proper signedness.
13525 (expand_vector_operations_1): Adjust.
13527 2012-03-14 Richard Guenther <rguenther@suse.de>
13529 PR middle-end/52582
13530 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
13531 a cgraph node for a FUNCTION_DECL that comes from a constructor.
13532 (gimple_get_virt_method_for_binfo): Likewise.
13534 2012-03-14 Richard Guenther <rguenther@suse.de>
13536 PR tree-optimization/52571
13537 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
13538 flag_section_anchors check ...
13539 (vect_can_force_dr_alignment_p): ... here. Do not re-align
13540 DECL_COMMON variables.
13542 2012-03-14 Richard Guenther <rguenther@suse.de>
13544 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
13545 * stor-layout.c (start_bitfield_representative): New function.
13546 (finish_bitfield_representative): Likewise.
13547 (finish_bitfield_layout): Likewise.
13548 (finish_record_layout): Call finish_bitfield_layout.
13549 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
13550 for QUAL_UNION_TYPE fields.
13551 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
13552 Stream DECL_BIT_FIELD_REPRESENTATIVE.
13553 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
13555 PR middle-end/52080
13556 PR middle-end/52097
13557 PR middle-end/48124
13558 * expr.c (get_bit_range): Unconditionally extract bitrange
13559 from DECL_BIT_FIELD_REPRESENTATIVE.
13560 (expand_assignment): Adjust call to get_bit_range.
13562 2012-03-14 Richard Guenther <rguenther@suse.de>
13564 PR middle-end/52578
13565 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
13566 the outermost conversion is a sign-change only.
13567 (fold_binary_loc): Disregard widening and sign-changing
13568 conversions when we determine if two variables are equal
13570 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
13571 (T1)x if the outermost conversion is a sign-change only.
13573 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
13576 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
13578 * config/i386/predicates.md (constant_call_address_operand): Declare
13579 as special predicate. Update all uses.
13581 2012-03-13 Jakub Jelinek <jakub@redhat.com>
13584 * c-parser.c (c_parser_postfix_expression)
13585 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
13587 * config/i386/smmintrin.h: Avoid /* within a comment.
13588 * config/i386/nmmintrin.h: Likewise.
13590 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
13592 * config/i386/i386.md (xbegin): Remove constraint from expander.
13594 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
13596 * config/i386/predicates.md (constant_call_address_operand): Declare
13597 as special predicate. Update all uses.
13598 * config/i386/i386.md: Remove mode from constant_call_address_operand
13600 * config/i386/i386.c (ix86_output_call_insn): Call
13601 constant_call_address_operand with VOIDmode.
13603 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
13605 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
13606 AND zero extended address correctly.
13608 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
13610 * config/i386/predicates.md (tls_symbolic_operand): Declare as
13612 (tls_modbase_operand): Ditto.
13613 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
13614 tls_modbase_operand predicates.
13616 2012-03-13 Martin Jambor <mjambor@suse.cz>
13618 * expr.c (expand_assignment): Handle misaligned scalar writes to
13619 memory through top-level MEM_REFs by calling store_bit_field.
13621 2012-03-13 Richard Guenther <rguenther@suse.de>
13623 PR middle-end/52134
13624 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
13625 if Y is a constant multiple of 1 << CST.
13627 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
13630 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
13631 offset (size) to a value the insns can deal with.
13632 (expand_epilogue): Ditto.
13634 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
13636 * config/arm/neon.ml (ops): Fixup expected instructions for
13637 unsigned vector compares.
13639 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
13641 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
13642 addresses only when %reg is not in word mode.
13644 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13646 * config/microblaze/microblaze.md: Fix typo.
13647 * tree-if-conv.c: Likewise.
13648 * tree-vect-patterns.c: Likewise.
13650 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13652 * config.gcc (extra_passes): Remove.
13653 * configure.ac (extra_passes): Don't substitute.
13654 * configure: Regenerate.
13655 * Makefile.in (EXTRA_PASSES): Remove.
13656 (GCC_PASSES): Remove $(EXTRA_PASSES).
13657 (MOSTLYCLEANFILES): Likewise.
13658 (native): Likewise.
13659 (install-common): Likewise.
13661 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
13663 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
13664 * config/i386/i386.c (ix86_decompose_address): Use
13665 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
13666 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
13667 thread pointer to a register.
13669 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
13671 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
13672 on tls_symbolic_operand.
13673 (tls_global_dynamic_64_<mode>): Likewise.
13675 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
13678 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
13679 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
13681 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
13684 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
13685 type from reg_class_t to enum reg_class.
13686 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
13688 2012-03-12 Andrew Pinski <apinski@cavium.com>
13690 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
13691 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
13692 (value_replacement): Likewise.
13693 (empty_block_p): Check also if the PHIs for the block are empty.
13695 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
13698 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
13699 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
13700 r184615 from 2012-02-28.
13702 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
13704 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
13705 (ix86_gen_tls_local_dynamic_base_64): Likewise.
13706 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
13707 and ix86_gen_tls_local_dynamic_base_64.
13708 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
13709 ix86_gen_tls_local_dynamic_base_64.
13711 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
13712 (*tls_global_dynamic_64_<mode>): This.
13713 (tls_global_dynamic_64): Renamed to ...
13714 (tls_global_dynamic_64_<mode>): This.
13715 (*tls_local_dynamic_base_64): Renamed to ...
13716 (*tls_local_dynamic_base_64_<mode>): This.
13717 (tls_local_dynamic_base_64): Renamed to ...
13718 (tls_local_dynamic_base_64_<mode>): This.
13720 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
13722 * config/i386/i386.c (ix86_option_override_internal): Properly
13723 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
13724 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
13725 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
13726 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
13728 * config/i386/sse.md (sse3_monitor64): Renamed to ...
13729 (sse3_monitor64_<mode>): This.
13731 2012-03-12 Tristan Gingold <gingold@adacore.com>
13733 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
13734 (ia64_function_arg_advance): Ditto.
13736 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13738 * config.gcc (mips*-*-openbsd*): Remove.
13739 * config/mips/openbsd.h: Remove.
13740 * config/mips/sdb.h: Remove.
13742 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
13743 * config/mips/mips.c (sdb_label_count): Remove.
13744 (mips_debugger_offset): Remove #if 0 code.
13745 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
13746 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
13748 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13750 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
13751 binutils reference.
13752 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
13753 Update binutils references.
13754 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
13755 Update binutils reference.
13756 Update Sun as/GNU ld caveat.
13757 Document binutils largefile requirement for LTO plugin.
13758 Remove reference to alternate libpthread.
13760 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13762 * config.gcc (alpha*-dec-osf5.1*): Remove.
13763 * config.host (alpha*-dec-osf*): Remove.
13764 * configure.ac (*-*-osf*): Remove.
13765 (alpha*-dec-osf*): Remove.
13766 * configure: Regenerate.
13768 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
13769 config/alpha/va_list.h, config/alpha/x-osf: Remove.
13771 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
13772 * config/alpha/alpha.c (struct machine_function): Update comment.
13773 (alpha_start_function): Remove Tru64 UNIX as handling for
13775 * config/alpha/alpha.md ("exception_receiver"): Remove
13776 TARGET_LD_BUGGY_LDGP.
13777 ("*exception_receiver_2"): Likewise.
13778 * except.c (finish_eh_generation): Remove Tru64 reference.
13779 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
13780 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
13781 * target.def (handle_pragma_extern_prefix): Remove.
13783 * Makefile.in (mips-tfile.o-warn): Remove.
13784 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
13785 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
13786 * mips-tdump.c, mips-tfile.c: Remove.
13788 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
13790 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
13791 (Specific, alpha*-dec-osf5.1): Note removal.
13792 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
13794 * doc/tm.texi: Regenerate.
13795 * doc/trouble.texi (Cross-Compiler Problems): Remove.
13797 2012-03-12 Richard Guenther <rguenther@suse.de>
13799 * config/arm/arm.c (neon_dereference_pointer): Do not call
13800 covert during RTL expansion.
13802 2012-03-12 Tristan Gingold <gingold@adacore.com>
13804 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
13805 Options. Mention -mpointer-size.
13807 2012-03-12 Richard Guenther <rguenther@suse.de>
13809 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
13810 build_nonstandard_integer_type.
13812 2012-03-12 Richard Guenther <rguenther@suse.de>
13814 * tree.c (signed_or_unsigned_type_for): Use
13815 build_nonstandard_integer_type.
13816 (signed_type_for): Adjust documentation.
13817 (unsigned_type_for): Likewise.
13818 * tree-pretty-print.c (dump_generic_node): Use standard names
13819 for non-standard integer types if available.
13821 2012-03-12 Tristan Gingold <gingold@adacore.com>
13823 * config/vms/vms.opt: Add vms-opts.h header.
13824 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
13826 (-mvms-return-codes): Document.
13827 (-mpointer-size): New option.
13828 (vms_pointer_size): Add enumeration.
13829 * config/vms/vms-opts.h: New file.
13830 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
13831 __INITIAL_POINTER_SIZE.
13832 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
13833 (C_COMMON_OVERRIDE_OPTIONS): Define.
13834 (DWARF2_ADDR_SIZE): Define.
13835 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
13836 * config/vms/vms-protos.h (vms_c_common_override_options):
13838 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
13839 if -mno-pointer-size.
13840 (vms_c_common_override_options): New function.
13841 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
13842 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
13843 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
13844 and flag_vms_pointer_size.
13845 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
13846 * config.gcc (*-*-*vms*): Define xm_file.
13847 (alpha*-dec-*vms*): Do not define xm_file.
13848 (alpha64-dec-*vms*): Remove.
13849 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
13852 2012-03-12 Jakub Jelinek <jakub@redhat.com>
13854 PR tree-optimization/51721
13855 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
13856 if (int) unsvar cmp CST.
13858 2012-03-12 Richard Guenther <rguenther@suse.de>
13860 * tree-sra.c (create_access_replacement): Only rename the replacement
13861 if we can rewrite it into SSA form. Properly mark register typed
13862 replacements that we cannot rewrite with TREE_ADDRESSABLE.
13863 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
13864 for aggregate or BLKmode results.
13866 2012-03-12 Jakub Jelinek <jakub@redhat.com>
13868 PR tree-optimization/52533
13869 * tree-vrp.c (register_edge_assert_for_2): Use double_int
13870 type for mask, only handle shifts by non-zero in-range
13871 shift count, for LE_EXPR and GT_EXPR if new_val is
13872 maximum, don't add the assertion.
13874 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
13876 * doc/invoke.texi: Document -mrtm option.
13877 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
13878 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
13879 (ix86_handle_option): Handle OPT_mrtm.
13880 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
13882 (x86_64-*-*): Ditto.
13883 * i386-builtin-types.def (INT_FTYPE_VOID): New.
13884 * config/i386/i386-c.c (ix86_target_macros_internal): Define
13886 (ix86_target_string): Define -mrtm option.
13888 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
13890 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
13891 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
13892 IX86_BUILTIN_XTEST.
13893 (bdesc_special_args): Ditto.
13894 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
13895 (ix86_expand_special_args_builtin): Handle new built-in type.
13896 (ix86_expand_builtin): Handle XABORT instruction.
13897 * config/i386/i386.h (TARGET_RTM): New.
13898 * config/i386/i386.md (UNSPECV_XBEGIN): New.
13899 (UNSPECV_XEND): Ditto.
13900 (UNSPECV_XABORT): Ditto.
13901 (UNSPECV_XTEST): Ditto.
13908 * config/i386/i386.opt (mrtm): New.
13909 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
13910 * config/i386/rtmintrin.h: New header.
13911 * config/i386/xtestintrin.h: Ditto.
13913 2012-03-12 Tristan Gingold <gingold@adacore.com>
13915 * ginclude/stddef.h: Adjust previous patch.
13916 Use __VMS__ instead of VMS.
13918 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
13920 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
13921 Also convert sequences with CC setting arithmetic instruction.
13923 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
13925 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
13926 from C Language Options to Preprocessor Options.
13927 (C Dialect Options): Move -no-integrated-cpp documentation
13929 (Preprocessor Options): ...to here. Rewrite the description
13930 so it makes more sense, and remove discussion of merging front ends.
13932 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
13934 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
13936 (ix86_expand_setmem): Likewise.
13938 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
13940 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
13943 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
13945 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
13946 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
13948 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
13950 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
13952 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
13954 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
13957 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
13958 Uros Bizjak <ubizjak@gmail.com>
13960 * config/i386/predicates.md (call_insn_operand): Allow
13961 constant_call_address_operand in Pmode only.
13962 (sibcall_insn_operand): Ditto.
13963 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
13964 (*call_vzeroupper): Ditto.
13966 (*sibcall_vzeroupper): Ditto.
13967 (*call_value): Ditto.
13968 (*call_value_vzeroupper): Ditto.
13969 (*sibcall_value): Ditto.
13970 (*sibcall_value_vzeroupper): Ditto.
13971 (*indirect_jump): Ditto.
13972 (*tablejump_1): Ditto.
13973 (indirect_jump): Convert memory address to word mode for TARGET_X32.
13974 (tablejump): Ditto.
13975 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
13978 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
13981 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
13982 Use movrt_negc instead of negc pattern for non-SH2A.
13983 (*movnegt): Remove.
13984 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
13986 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
13988 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
13989 if Pmode != word_mode.
13990 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
13991 Pmode == SImode for TARGET_X32.
13993 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
13994 (tls_initial_exec_x32): Likewise.
13996 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
13998 PR rtl-optimization/52528
13999 * combine.c (can_combine_p): Add setting of subst_low_luid
14000 before call to expand_field_assignment().
14002 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
14004 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
14005 and related program names.
14007 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
14009 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
14011 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
14014 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
14015 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
14016 to set code to 'q'.
14017 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
14018 (*movdi_internal_rex64): Use %E operand modifier for lea.
14019 (*movsi_internal): Ditto.
14021 (*lea<mode>_2): Ditto.
14022 (*lea_{3,4,5,6}_zext): Ditto.
14023 (*tls_global_dynamic_32_gnu): Ditto.
14024 (*tls_global_dynamic_64): Ditto.
14025 (*tls_dynamic_gnu2_lea_32): Ditto.
14026 (*tls_dynamic_gnu2_lea_64): Ditto.
14027 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
14029 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14031 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
14032 redefine to be NULL if the current bit-size is different from the
14033 configured bit-size.
14035 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
14036 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
14037 set the default tuning. Add asserts to make sure the cpu and tune
14038 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
14039 test whether the index is set, instead of > 0.
14040 (rs6000_file_start): Do not reset the default cpu if the current
14041 bit-size is different from the configured bit-size.
14043 2012-03-09 Tristan Gingold <gingold@adacore.com>
14045 * config/vms/vms-crtlmap.map: Add comments.
14046 Add entries needed to build Ada RTS.
14048 2012-03-09 Tristan Gingold <gingold@adacore.com>
14050 * ginclude/stddef.h: Do not define __size_t on VMS.
14052 2012-03-09 Tristan Gingold <gingold@adacore.com>
14054 * c-tree.h (c_default_pointer_mode): New variable.
14055 * c-decl.c (c_default_pointer_mode): New variable.
14056 (c_build_pointer_type): New function.
14057 (grokdeclarator): Call c_build_pointer_type instead
14058 of build_pointer_type.
14060 * config/vms/vms-c.c: Include c-tree.h
14061 (saved_pointer_mode): New variable.
14062 (handle_pragma_pointer_size): New function.
14063 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
14064 (vms_c_register_pragma): Register __pointer_size and
14065 __required_pointer_size pragmas.
14067 2012-03-09 Tristan Gingold <gingold@adacore.com>
14069 * config/vms/vms-c.c (vms_construct_include_filename): New function.
14070 (vms_c_register_includes): Reference it.
14072 2012-03-09 Andrew Pinski <apinski@cavium.com>
14074 PR middle-end/51988
14075 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
14076 print_generic_expr.
14077 (tree_ssa_phiopt_worker): Go through all the PHIs for
14078 value_replacement instead of just the singleton one.
14079 (value_replacement): Change return type to int. Return 0 instead of
14081 Allow the middle basic block to contain more than just the defining
14083 Handle non empty middle basic blocks.
14084 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
14086 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
14088 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
14089 array reference and component reference.
14090 (analyze_scalar_evolution_for_address_of): New.
14092 2012-03-08 Jie Zhang <jzhang918@gmail.com>
14095 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
14096 (hwloop_pattern_reg): Fix set but not used warning.
14097 (bfin_reorg_loops): Remove unused parameter.
14098 (bfin_reorg): Update use of bfin_reorg_loops.
14100 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
14102 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
14103 with integer parameters in registers.
14104 (gen_push): Push register in word_mode instead of Pmode.
14105 (ix86_emit_save_regs): Likewise.
14106 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
14107 (gen_pop): Pop register in word_mode instead of Pmode.
14108 (ix86_emit_restore_regs_using_pop): Likewise.
14109 (ix86_expand_prologue): Replace Pmode with word_mode for push
14110 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
14111 restore RAX and R10 in word_mode.
14112 (ix86_emit_restore_regs_using_mov): Restore integer registers
14114 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
14116 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
14117 (ix86_split_long_move): Likewise.
14119 * config/i386/i386.md (W): New.
14120 (*push<mode>2_prologue): Replace :P with :W.
14121 (*pop<mode>1): Likewise.
14122 (*pop<mode>1_epilogue): Likewise.
14123 (push/pop peephole2): Use word_mode scratch registers.
14125 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
14127 * config/i386/predicates.md (indirect_branch_operand): Simplify.
14129 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
14131 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
14132 for constants in [-63,63].
14134 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
14138 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
14140 * config/i386/i386.c (ix86_print_operand_address): Only handle
14141 zero-extended DImode addresses.
14143 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14145 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
14146 * configure: Regenerate.
14148 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
14151 * config/avr/avr.c (avr_mem_clobber): New static function.
14152 (avr_expand_delay_cycles): Add memory clobber operand to
14153 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
14154 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
14155 (enable_interrupt, disable_interrupt): New expander.
14156 (nopv, sleep, wdr): New expanders.
14157 (delay_cycles_1): Add memory clobber.
14158 (delay_cycles_2): Add memory clobber.
14159 (delay_cycles_3): Add memory clobber.
14160 (delay_cycles_4): Add memory clobber.
14161 (cli_sei): New insn from former "enable_interrupt",
14162 "disable_interrupt" with memory clobber.
14163 (*wdt): New insn from former "wdt" with memory clobber.
14164 (*nopv): Similar, but for "nopv".
14165 (*sleep): Similar, but for "sleep".
14167 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
14168 Kaz Kojima <kkojima@gcc.gnu.org>
14171 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
14172 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
14173 (SUBTARGET_OVERRIDE_OPTIONS): Define.
14175 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
14177 * config/i386/predicates.md (x86_64_zext_general_operand): New.
14178 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
14179 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
14181 2012-03-07 Walter Lee <walt@tilera.com>
14183 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
14184 REG_CFA_* notes for the stack pointer.
14185 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
14186 EH_RETURN_STACKADJ_RTX.
14187 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
14188 generate REG_CFA_* notes for the stack pointer.
14189 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
14190 by EH_RETURN_STACKADJ_RTX.
14192 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
14194 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
14195 when __AVR_3_BYTE_PC__ is defined.
14197 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
14199 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
14200 (ix86_print_operand): Handle '^'.
14201 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
14202 using P mode iterator. Add %^ to asm template to conditionally emit
14204 (*rep_movdi_rex64): Ditto.
14205 (*strsetdi_rex_1): Ditto.
14206 (*rep_stosdi_rex64): Ditto.
14207 (*strmov{si,hi,qi}_1): Add %^ to asm template to
14208 conditionally emit addr32 prefix.
14209 (*rep_mov{si,qi}): Ditto.
14210 (*strset{si,hi,qi}): Ditto.
14211 (*rep_stos{si,qi}): Ditto.
14212 (*cmpstrnqi_nz_1): Ditto.
14213 (*cmpstrnqi_1): Ditto.
14214 (*strlenqi_1): Ditto.
14216 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
14218 * config/i386/i386.c (function_value_64): Return pointers in
14219 word_mode instead of Pmode.
14220 (ix86_promote_function_mode): Likewise.
14222 2012-03-07 Richard Guenther <rguenther@suse.de>
14224 * coverage.c (get_gcov_type): Use type_for_mode.
14225 (get_gcov_unsigned_t): Likewise.
14226 * expr.c (store_constructor): Use type_for_mode.
14227 (try_casesi): Likewise.
14228 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
14229 (add_standard_iv_candidates): Use standard type trees.
14230 * dojump.c (do_jump): Remove dead code.
14232 2012-03-07 Richard Guenther <rguenther@suse.de>
14234 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
14236 2012-03-07 Richard Guenther <rguenther@suse.de>
14238 * convert.c (strip_float_extensions): Move ...
14239 * tree.c (strip_float_extensions): ... here.
14241 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
14244 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
14246 2012-03-07 Richard Guenther <rguenther@suse.de>
14248 * omp-low.c (extract_omp_for_data): Use signed_type_for.
14249 (expand_omp_for_generic): Likewise.
14250 (expand_omp_for_static_nochunk): Likewise.
14251 (expand_omp_for_static_chunk): Likewise.
14252 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
14253 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
14254 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
14255 Use unsigned_type_for.
14256 (vect_create_cond_for_align_checks): Use signed_type_for.
14258 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
14260 PR rtl-optimization/52203
14261 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
14262 all callers to pass NULL except ...
14263 (reset_sched_cycles_in_current_ebb): ... here, save the value
14264 in new variable 'empty'. Increase issue_rate only for
14267 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
14270 * Makefile.in: Let install-gcc-ar depend on installdirs,
14271 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
14272 Don't double canonicalize if cross-compiling.
14274 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
14277 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
14278 to: RAMPZ, RAMPY, RAMPX, RAMPD.
14279 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
14281 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
14284 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
14286 * config/avr/avr.md (xload_8): Adjust insn length.
14288 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
14291 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
14292 if RAMPZ affects reading from RAM.
14294 2012-03-07 Richard Guenther <rguenther@suse.de>
14298 * doc/invoke.texi (Precompiled Headers): Remove sentence that
14299 suggests you can include PCHs from inside another header.
14301 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
14303 PR middle-end/52515
14304 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
14306 2012-03-07 Kai Tietz <ktietz@redhat.com>
14308 * doc/invoke.texi (fwritable-relocated-rdata): Document
14309 new Cygwin/MinGW target option.
14310 * config/i386/winnt.c (i386_pe_unique_section): Ignore
14311 reloc if flag -fwritable-relocated-rdata is not set.
14312 (i386_pe_section_type_flags): Likewise.
14313 * config/i386/cygming.opt (fwritable-relocated-rdata):
14314 Add new flag variable flag_writable_rel_rdata.
14316 2012-03-07 Richard Guenther <rguenther@suse.de>
14318 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
14319 precision against gimple constraints.
14321 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
14323 PR middle-end/52372
14324 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
14326 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
14327 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
14329 (init_emit_regs): Move associated initialization to...
14330 (init_emit_once): ...here.
14332 2012-03-06 Richard Henderson <rth@redhat.com>
14334 * config/m68k/m68k.h (ISA_HAS_TAS): New.
14335 * config/m68k/sync.md (atomic_test_and_set): Use it.
14336 (atomic_test_and_set_1): Likewise.
14338 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
14341 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
14342 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
14343 (vector_ltgt<mode>): Likewise.
14344 (vector_ordered<mode>): Likewise.
14345 (vector_unordered<mode>): Likewise.
14346 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
14348 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
14350 * trans-mem.c: New typedef for tm_region_p.
14351 Define vector types for tm_region_p.
14352 (tm_region_init): Replace region_worklist to a vector called
14355 2012-03-06 Richard Guenther <rguenther@suse.de>
14357 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
14358 MEM_REF with constant pointer operand.
14360 2012-03-06 Richard Guenther <rguenther@suse.de>
14362 PR middle-end/52493
14363 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
14365 2012-03-06 Tristan Gingold <gingold@adacore.com>
14367 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
14368 (external_model_kind): Improve documentation.
14369 (vms_pragma_extern_model): Handle relaxed_redef.
14370 (vms_c_register_pragma): Allow expansion for nomember_alignment.
14372 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
14374 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
14375 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
14376 Some more notes on EIND usage and reorder EIND subsection.
14378 2012-03-06 Tristan Gingold <gingold@adacore.com>
14380 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
14381 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
14383 2012-03-06 Tristan Gingold <gingold@adacore.com>
14385 * config/vms/t-vmsnative (version): Define.
14386 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
14388 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
14390 PR rtl-optimization/52250
14391 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
14392 to put note list into. Unconditionally call move_bb_info.
14393 (move_bb_info): Do not assert the blocks being in the same region,
14394 just drop the note list if they are not.
14396 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
14399 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
14400 and use unified expansion logic.
14401 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
14402 closer to the existing movt insn.
14403 (negc): Rename insn to *negc. Add new expander.
14404 (movnegt): Use xor pattern for T bit negation. Reserve helper
14405 constant for negc pattern.
14406 (*movnegt): New insn and splitter.
14408 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
14410 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
14413 2012-03-05 Richard Henderson <rth@redhat.com>
14415 * genemit.c (main): Include "target.h" in insn-emit.c.
14416 * Makefile.in (insn-emit.o): Depend on TARGET_H.
14417 * config/sh/sync.md (atomic_test_and_set): Reference
14418 targetm.atomic_test_and_set_trueval instead of
14419 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
14421 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
14423 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
14426 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
14428 * langhooks.c (add_builtin_type): New function.
14429 * langhooks.h (add_builtin_type): Export it.
14430 * config/mep/mep.c (mep_init_builtins): Use it.
14431 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
14433 2012-03-05 Jakub Jelinek <jakub@redhat.com>
14436 * tree.h (BLOCK_SAME_RANGE): Define.
14437 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
14438 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
14439 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
14440 isn't equal to supercontext fragment's fragment chain.
14441 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
14443 (blocks_nreverse_all): Likewise.
14444 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
14445 BLOCK_SUPERCONTEXT to supercontext fragment instead of
14446 supercontext fragment's fragment origin.
14447 * dwarf2out.c (add_high_low_attributes): If stmt has the same
14448 range as its parent (or parents thereof etc.), use the parent's
14449 DW_AT_ranges value instead of creating a new .debug_ranges range.
14451 2012-03-05 Richard Henderson <rth@redhat.com>
14454 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
14455 * omp-low.c (expand_omp_atomic): Assume anything aligned to
14456 BIGGEST_ALIGNMENT is aligned.
14458 2012-03-05 Richard Henderson <rth@redhat.com>
14460 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
14461 * config/sh/sh.c: ... here.
14463 2012-03-05 Richard Henderson <rth@redhat.com>
14466 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
14467 instead of calling negqi2 directly.
14469 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
14471 PR middle-end/52463
14472 * trans-mem.c (tm_region_init): Use last_basic_block.
14474 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
14476 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
14477 * config/sh/sync.md (atomic_test_and_set): New expander.
14478 (tasb, atomic_test_and_set_soft): New insns.
14479 * config/sh/sh.opt (menable-tas): New option.
14480 * doc/invoke.texi (SH Options): Document it.
14482 2012-03-05 Richard Guenther <rguenther@suse.de>
14484 * cfgloop.c (verify_loop_structure): Verify dominators before
14486 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
14487 dominators from here.
14488 * graphite-scop-detection.c (create_sese_edges): Likewise.
14489 * loop-doloop.c (doloop_optimize_loops): Likewise.
14490 * loop-init.c (loop_optimizer_init): Likewise.
14491 * loop-unroll.c (unroll_and_peel_loops): Likewise.
14492 * loop-unswitch.c (unswitch_loops): Likewise.
14493 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
14494 * tree-parloops.c (parallelize_loops): Likewise. Verify
14495 only when checking is enabled.
14496 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
14498 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
14500 * genautomata.c (parse_automata_opt): New static function.
14501 (initiate_automaton_gen): Remove all option handling code. Remove
14502 argc argument. All callers changed.
14503 (main): Call init_rtx_reader_args_cb with the new function as argument.
14505 2012-03-05 Richard Guenther <rguenther@suse.de>
14507 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
14508 * tree-if-conv.c (combine_blocks): Free post-dominator info
14510 * tree-parloops.c (create_parallel_loop): Free and re-compute
14511 dominator info after breaking it.
14513 2012-03-05 Richard Guenther <rguenther@suse.de>
14515 PR middle-end/52353
14516 * optabs.h (trapv_unoptab_p): New function.
14517 (trapv_binoptab_p): Likewise.
14518 * optabs.c (expand_binop): Use emit_libcall_block_1 with
14519 a proper equiv_may_trap argument.
14520 (expand_unop): Likewise.
14521 (emit_libcall_block_1): Take extra argument whether the
14522 instruction may trap. Renamed from ...
14523 (emit_libcall_block): ... this. New wrapper.
14525 2012-03-05 Jakub Jelinek <jakub@redhat.com>
14527 PR tree-optimization/51721
14528 * tree-vrp.c (register_edge_assert_for_2): If comparing
14529 lhs of right shift by constant with an integer constant,
14530 add ASSERT_EXPRs for the rhs1 of the right shift.
14532 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
14534 2012-03-05 Richard Guenther <rguenther@suse.de>
14536 * tree.c (integer_zerop): Handle VECTOR_CSTs.
14537 (integer_onep): Likewise.
14538 (integer_all_onesp): Likewise.
14540 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
14542 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
14544 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
14546 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
14547 instead of TARGET_64BIT.
14549 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
14551 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
14554 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
14556 * config/i386/i386.c (ix86_print_operand_address): Only handle
14557 zero-extended DImode addresses.
14559 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
14561 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
14562 taken and cputaken as bool.
14564 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
14566 * config/i386/constraints.md (Ya): New internal constraint.
14567 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
14568 (*zero_extendsidi2_rex64): Add x,x alternative.
14569 (*zero_extendsidi2): Ditto. Add o,0 alternative.
14570 Remove flags reg clobber. Adjust corresponding splits.
14571 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
14572 zero_extendqisi2 expanders using SWI12 mode iterator.
14573 (zero_extend<mode>si2_and): Macroize insn from
14574 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
14576 (*zero_extend<mode>si2): Macroize insn from
14577 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
14578 (*zero_extend*2_movzbl_and): Remove insn patterns.
14579 (zero_extendqihi2_and): Merge corresponding splitter.
14580 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
14581 (*zero_extend*2_movzbl_and): Remove insn patterns.
14582 (*anddi_1): Split TYPE_IMOVX instructions.
14583 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
14585 (and->zext splitter): Add splitter pattern.
14586 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
14588 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
14590 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
14592 (Debugging Options): Likewise.
14593 (Optimize Options): Likewise.
14594 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
14595 with other architectures. Use official processor names with correct
14596 spelling/capitalization. Fix formatting and grammar issues.
14597 (i386 and x86-64 Windows Options): Similar cleanup here.
14599 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
14601 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
14603 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
14605 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
14606 DBX_REGISTER_NUMBER.
14608 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
14610 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
14611 operand is CONST_INT. Take COSTS_N_INSNS into account.
14612 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
14615 2012-03-02 Richard Henderson <rth@redhat.com>
14617 * optabs.c (expand_atomic_test_and_set): Honor
14618 atomic_test_and_set_trueval even when atomic_test_and_set
14619 optab is not in use.
14621 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
14625 * config/sh/sh.c (sh_register_move_cost): Increase cost between
14626 GENERAL_REGS and FP_REGS for SImode.
14628 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
14631 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
14632 (absdi2): New expander.
14633 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
14635 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
14637 * config/sh/sync.md (atomic_exchange<mode>): New expander.
14638 (atomic_exchange<mode>_soft): New insn.
14640 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
14642 * config/sh/sync.md: Update copyright notice dates.
14643 (atomic_compare_and_swap<mode>): Use SImode for return value instead
14645 (atomic_compare_and_swap<mode>_soft): Likewise.
14647 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
14650 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
14651 * config/sh/sh.c: Update copyright notice dates.
14652 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
14653 alignment for TARGET_HARD_SH4.
14654 (sh_option_override): Reduce default function alignment. Set
14655 loop alignment to 4 bytes when not optimizing for size.
14657 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
14659 PR middle-end/50335
14660 * doc/invoke.texi (floop-flatten): Remove.
14661 * toplev.c (process_options): Remove references to flag_loop_flatten.
14662 * tree-ssa-loop.c (gate_graphite_transform): Same.
14663 * common.opt (floop-flatten): Obsolete.
14664 * graphite-poly.c (apply_poly_transforms): Remove reference to
14666 * Makefile.in (graphite-flattening.o): Remove.
14667 * graphite-flattening.c: Remove.
14669 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
14671 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
14672 having mode compatible with the mode of previous compare. Substitute
14673 compare mode of previous compare with the mode, compatible
14674 with eliminated and previous compare.
14676 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
14678 * config/rs6000/dfp.md (floatdidd2): New define_insn.
14680 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
14682 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
14683 compatible with CCGOCmode and CCGCmode.
14685 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
14687 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
14689 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
14691 * config/arm/arm.c (arm_sat_operator_match): New function.
14692 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
14693 * config/arm/arm.md ("insn" attribute): Add "sat" value.
14694 ("SAT", "SATrev"): New code iterators.
14695 ("SATlo", "SAThi"): New code iterator attributes.
14696 ("*satsi_<SAT:code>"): New pattern.
14697 ("*satsi_<SAT:code>_shift"): Likewise.
14698 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
14699 and "shift" attributes.
14700 ("arm_usatsihi"): Add "insn" attribute.
14701 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
14702 by powers of two. Do not allow shift by 32.
14704 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
14707 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
14708 to pass the argument in the register of "natural" mode.
14710 2012-03-02 Richard Guenther <rguenther@suse.de>
14712 PR tree-optimization/52406
14713 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
14714 (struct indices): Add unconstrained_base member.
14715 (struct dr_alias): Remove unused vops member.
14716 (DR_UNCONSTRAINED_BASE): New define.
14717 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
14718 add indices to allow their disambiguation. Make DR_BASE_OBJECT
14719 be an artificial access that covers the whole indexed object,
14720 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
14721 plain decl base-objects to their MEM_REF variant.
14722 (dr_may_alias_p): When the base-object of either data reference
14723 has unknown size use only points-to information.
14724 (compute_affine_dependence): Make dumps easier to read and
14726 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
14727 DR_REF when looking for packed references.
14728 (vect_supportable_dr_alignment): Likewise.
14730 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
14732 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
14733 Improve conditions for peepholes of loads followed by commutative
14735 * config/arm/ldmstm.md: Regenerated.
14737 2012-03-02 Richard Guenther <rguenther@suse.de>
14739 * BASE-VER: Set to 4.8.0.
14741 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
14743 * config.gcc (obsolete): Add all ARM targets using the FPA.
14744 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
14745 * doc/install.texi: Avoid references to obsolete ARM ports.
14747 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
14749 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
14751 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
14752 Joern Rennecke <joern.rennecke@embecosm.com>
14754 * doc/extend.texi: Expand and update information on interrupt
14755 attribute for Epiphany.
14757 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
14759 * config/sh/sh-protos.h: Update copyright notice dates.
14760 * config/sh/sh.h: Likewise.
14761 * config/sh/sh.md: Likewise.
14762 * config/sh/constraints.md: Likewise.
14763 * config/sh/predicates.md: Likewise.
14765 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
14767 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
14768 * config/sh/sh.c (tertiary_reload_operand): Likewise.
14770 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
14772 * config/sh/constraints.md: Fix comment typo.
14774 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14777 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
14778 unsigned HOST_WIDE_INT.
14779 (zvdep_imm64): Likewise.
14780 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
14781 (vdepi_and): Likewise.
14782 Likewise for unamed 64-bit patterns.
14783 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
14785 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
14788 PR rtl-optimization/52417
14789 * cselib.c (cselib_any_perm_equivs): New variable.
14790 (cselib_reset_table): Check that it's not set when not
14791 preserving constants.
14792 (cselib_add_permanent_equiv): Set it.
14793 (cselib_have_permanent_equivalences): New.
14794 (cselib_init, cselib_finish): Reset it.
14795 * cselib.h (cselib_have_permanent_equivalences): Declare.
14796 * alias.c (get_addr): Restore earlier behavior when there
14797 aren't permanent equivalences.
14799 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
14801 * config/mn10300/mn10300-modes.def: Fix copyright notice.
14802 * config/v850/v850-modes.def: Fix copyright notice.
14804 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
14806 * doc/extend.texi (AVR Built-in Functions): Document
14807 __builtin_avr_flash_segment.
14809 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
14810 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
14811 (*split.flash_segment): New insn-and-split.
14812 * config/avr/avr.c (avr_init_builtins): Add local variables:
14813 const_memx_void_node, const_memx_ptr_type_node,
14814 char_ftype_const_memx_ptr.
14816 2012-03-01 Jakub Jelinek <jakub@redhat.com>
14818 PR tree-optimization/52445
14819 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
14820 add ssa_name_ver, offset and size fields and change store field
14822 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
14823 (add_or_mark_expr): Likewise. Only consider previous stores
14824 with the same size and offset.
14825 (nt_init_block): Only look at gimple_assign_single_p stmts,
14826 doesn't look at rhs2.
14828 2012-03-01 Richard Guenther <rguenther@suse.de>
14830 PR middle-end/52443
14831 * tree-cfg.c (verify_gimple_assign_unary): Allow any
14832 conversions from integral types to pointer types.
14834 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
14836 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
14837 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
14838 unintentionally removed in r184616.
14840 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14842 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
14845 2012-02-29 Jakub Jelinek <jakub@redhat.com>
14846 Uros Bizjak <ubizjak@gmail.com>
14849 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
14850 alternatives, add "e" constraint to the new last alternative
14851 and ! to last 3 alternatives.
14853 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
14855 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
14856 DW_AT_artificial attributes at the end of the processing.
14857 (gen_array_type_die): Likewise.
14858 (gen_enumeration_type_die): Likewise.
14859 (gen_struct_or_union_type_die): Likewise.
14860 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
14863 2012-02-29 Jakub Jelinek <jakub@redhat.com>
14865 PR middle-end/52419
14866 * expr.c (expand_assignment): If doing misaligned store that doesn't
14867 cover all mode bits, perform a RMW cycle.
14869 PR tree-optimization/52429
14870 * tree-parloops.c (separate_decls_in_region_debug): Return early
14871 if var is LABEL_DECL.
14873 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14875 PR tree-optimization/52424
14876 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
14877 calling dom_thread_across_edge.
14879 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
14881 * config/avr/avr.c: Move definition of TARGET macros to end of file.
14883 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
14885 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
14886 * config/avr/avr.c (avr_output_bld): Remove unused function.
14887 (avr_out_sbxx_branch): Use "%T" to print bit position.
14889 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
14891 * config/avr/avr.md: Untabify.
14893 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
14895 * config/avr/avr.md (eqne): New code iterator.
14896 (*dec-and-branchsi): Use it in text peephole's condition.
14897 (*dec-and-branchhi): Ditto.
14898 (*dec-and-branchqi): Ditto.
14900 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
14903 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
14904 the device does not have the skip-bug.
14906 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
14908 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
14909 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
14910 -mpretend-cmove): New.
14912 2012-02-29 Jakub Jelinek <jakub@redhat.com>
14915 * df.h (struct df_d): Adjust comment that hard_regs_live_count
14916 doesn't count DEBUG_INSN refs.
14917 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
14918 for DEBUG_INSN refs.
14920 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14924 2012-02-20 Richard Guenther <rguenther@suse.de>
14925 PR tree-optimization/52298
14926 * tree-vect-stmts.c (vectorizable_load): Properly use
14927 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
14929 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
14931 PR middle-end/51752
14932 * gimple.h (gimple_in_transaction): New.
14933 (gimple_set_in_transaction): New.
14934 (struct gimple_statement_base): Add in_transaction field.
14935 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
14937 (tree_ssa_lim_initialize): Compute transaction bits.
14938 * tree.h (compute_transaction_bits): Protoize.
14939 * trans-mem.c (tm_region_init): Use the heap to store BB
14941 (compute_transaction_bits): New.
14943 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14945 * gcc.c (display_help): Document --help=common and sort entries
14948 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14950 * doc/install.texi: Document check-$LANG specific shortcuts
14952 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14955 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
14957 * config/arm/arm_neon.h: Regenerate.
14958 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
14959 (neon_vcgeu): New insn.
14960 (neon_vcgtu): Likewise.
14961 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
14962 (ops): Unsigned comparison intrinsics call a different builtin.
14964 2012-02-28 Richard Guenther <rguenther@suse.de>
14967 * config/i386/i386.c (ix86_expand_vector_set): Fix element
14968 ordering for the VEC_CONCAT for two element vectors for
14969 V2SFmode, V2SImode and V2DImode.
14971 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
14974 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
14975 detecting big-endian triplets.
14977 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
14979 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
14980 mode if there is no type information available.
14982 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
14984 PR tree-optimization/53207
14985 * doc/invoke.texi: Document as experimental and relying on graphite.
14987 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
14989 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
14990 of initializer to changes from r184614.
14992 2012-02-28 Richard Guenther <rguenther@suse.de>
14994 PR tree-optimization/52395
14995 * tree-sra.c (build_ref_for_offset): Also look at the base
14996 TYPE_ALIGN when figuring out the alignment of the replacement.
14998 2012-02-28 Richard Guenther <rguenther@suse.de>
15000 PR tree-optimization/52402
15001 * ipa-prop.c (ipa_modify_call_arguments): Properly use
15002 mis-aligned types when creating the accesses at the call site.
15004 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
15006 * config/avr/builtins.def: New file.
15007 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
15008 * config/avr/avr.c (enum avr_builtin_id): Use it.
15009 (avr_init_builtins): Use it. And use avr_bdesc.
15010 (bdesc_1arg): Remove.
15011 (bdesc_2arg): Remove.
15012 (bdesc_3arg): Remove.
15013 (struct avr_builtin_description): Add field n_args.
15014 (avr_bdesc): New static variable using builtins.def.
15015 (avr_expand_builtin): Use it.
15016 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
15017 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
15018 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
15020 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
15023 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
15024 match only one single hard register with respective hard reg rtx.
15025 (movmemx_<mode>): Ditto.
15026 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
15027 insn anatomy of movmem[x]_<mode>.
15028 (avr_out_movmem): Same for printing assembler and operand usage.
15030 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
15034 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
15035 address spaces located outside of device flash.
15037 * config/avr/avr.h (base_arch_s): Remove field n_segments.
15038 (mcu_type_s): Add field n_flash.
15039 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
15040 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
15041 (AVR_MCU): Add N_FLASH argument.
15042 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
15043 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
15044 macro __FLASH<n> if that address space makes sense for the device.
15045 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
15046 outside of target flash.
15047 (avr_asm_named_section): Ditto.
15048 (avr_asm_select_section): Ditto.
15049 (avr_addr_space_convert): Ditto.
15050 (avr_emit_movmemhi): Ditto.
15051 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
15052 address space is outside of device flash.
15053 (avr_insert_attributes): Ditto.
15054 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
15055 avr_current_arch->n_segments.
15057 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
15060 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
15061 (*movabs<mode>_2): Likewise.
15063 2012-02-27 Jakub Jelinek <jakub@redhat.com>
15066 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
15067 s_register_operand in the test instead of REG_P. Don't call
15068 gen_reg_rtx if it won't be used.
15070 PR tree-optimization/52376
15071 * ipa-split.c (split_function): Ignore CLOBBER stmts.
15073 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
15075 * ifcvt.c (noce_get_condition): Check condition variable is not
15076 small_register_classes_for_mode_p before accepting.
15078 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
15080 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
15082 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
15085 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
15086 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
15088 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
15090 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
15092 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
15094 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
15096 * config/sh/predicates.md: Remove blank lines.
15097 * config/sh/sh.c: Fix typos in comments.
15098 * config/sh/constraints.md: Likewise.
15099 * config/sh/sh.md: Remove blank lines.
15100 Fix typos in comments. Use ;; as comment characters.
15102 2012-02-26 Walter Lee <walt@tilera.com>
15104 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
15105 (replace_mov_pcrel_step2): Ditto.
15107 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
15110 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
15111 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
15112 and locs that reference values newer than the non-canonical value
15113 at hand. Return the canonical value as a worst case.
15114 (memrefs_conflict_p): Walk canonical value's locs.
15117 * cselib.c (preserve_only_constants): Rename to...
15118 (preserve_constants_and_equivs): ... this. Split out...
15119 (invariant_or_equiv_p): ... this. Preserve plus expressions
15120 of other preserved expressions too.
15121 (cselib_reset_table): Adjust.
15122 * var-tracking.c (reverse_op): Use canonical value to build
15125 2012-02-23 Kai Tietz <ktietz@redhat.com>
15127 * config/i386/i386.c (ix86_delegitimize_address): Handle
15128 UNSPEC_PCREL plus displacement.
15130 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
15133 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
15134 to test for unusedness in st X addressing.
15136 2012-02-24 Richard Guenther <rguenther@suse.de>
15138 PR middle-end/52361
15139 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
15140 (is_gimple_reg_type): Move inline ...
15141 * gimple.h (is_gimple_reg_type): ... here.
15143 2012-02-24 Richard Guenther <rguenther@suse.de>
15145 PR middle-end/52361
15146 * passes.c (execute_function_todo): When verifying SSA form
15147 verify gimple form first.
15148 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
15150 2012-02-24 Richard Guenther <rguenther@suse.de>
15152 PR middle-end/52355
15153 * fold-const.c (fold_addr_of_array_ref_difference): New function.
15154 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
15156 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15158 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
15160 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15162 * tree-phinodes.c (make_phi_node): Mark static.
15163 * tree-flow.h (make_phi_node): Remove extern decl.
15164 * doc/gimple.texi (make_phi_node): Remove documentation.
15166 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15168 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
15169 * tree-ssa-sccvn.c (print_scc): Ditto.
15171 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15173 * doc/passes.texi (Full redundancy elimination): Fix typo.
15175 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15177 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
15179 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
15182 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
15184 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
15187 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
15189 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
15191 * config/avr/avr.md (code_stdname): Add ior, xor.
15192 (xior): New code iterator.
15193 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
15194 (*<code_stdname><mode>qi.byte1-3): Ditto.
15196 2012-02-23 Jakub Jelinek <jakub@redhat.com>
15198 PR tree-optimization/52019
15199 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
15202 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15204 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
15205 HAVE_INITFINI_ARRAY to work around namespace pollution in
15206 certain versions of newlib system headers.
15207 * config.in: Regenerate.
15208 * configure: Regenerate.
15209 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
15210 instead of HAVE_INITFINI_ARRAY.
15212 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
15215 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
15216 is not offsettable memory reference.
15218 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
15221 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
15222 setting avr_need_clear_bss_p for __gnu_lto* symbols.
15224 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
15226 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
15227 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
15229 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15231 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
15232 library on Solaris 8 even without TLS support.
15233 * configure: Regenerate.
15235 2012-02-22 Richard Guenther <rguenther@suse.de>
15237 PR middle-end/52329
15238 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
15239 for GIMPLE_DEBUG stmts.
15241 2012-02-22 Martin Jambor <mjambor@suse.cz>
15243 PR middle-end/51782
15244 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
15245 according to the base object.
15247 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
15249 PR rtl-optimization/50063
15250 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
15251 and 2 (8-bit SP) in operand 2.
15252 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
15253 setup to use movhi_sp_r instead of vanilla move to write SP.
15254 Adjust REG_CFA notes to superseed unspec.
15255 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
15257 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
15258 known to be off) only with TARGET_NO_INTERRUPTS. Never use
15259 irq_state 1 (IRQ known to be on) here.
15261 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
15263 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
15265 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
15266 assign_hard_reg): Likewise.
15268 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
15270 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
15272 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
15274 * config/avr/avr.md
15275 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
15276 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
15278 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
15280 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
15281 prototype from here to...
15282 * config/avr/avr.h: ...here.
15284 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
15287 * thumb2.md (thumb2_shiftsi3_short): Split register and
15288 immediate shifts. For register shifts tie operands 0 and 1.
15289 (peephole2 for above): Check that register-controlled shifts
15290 have suitably tied operands.
15292 2012-02-21 Quentin Neill <quentin.neill@amd.com>
15295 * config/i386/bdver1.md (bdver1_call, bdver1_push,
15296 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
15297 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
15298 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
15299 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
15300 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
15301 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
15302 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
15303 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
15304 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
15305 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
15306 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
15307 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
15308 bdver1_ssevector_avx256_unaligned_load,
15309 bdver1_ssevector_sse128_unaligned_load,
15310 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
15311 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
15312 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
15313 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
15314 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
15315 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
15316 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
15317 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
15318 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
15319 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
15320 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
15321 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
15322 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
15323 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
15324 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
15325 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
15326 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
15327 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
15328 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
15329 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
15330 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
15331 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
15332 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
15333 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
15334 bdver1_ssediv_double_load, bdver1_ssediv_double,
15335 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
15336 Add "bdver2" attribute.
15338 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15340 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
15341 default if possible and not specified otherwise.
15343 2012-02-21 Richard Guenther <rguenther@suse.de>
15345 PR middle-end/52314
15346 * gimplify.c (create_tmp_from_val): Use the main variant type
15347 for the type of the temporary we create.
15349 2012-02-21 Richard Guenther <rguenther@suse.de>
15351 PR tree-optimization/52324
15352 * gimplify.c (gimplify_expr): When re-gimplifying expressions
15353 do not gimplify a MEM_REF address operand if it is already
15356 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15358 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
15359 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
15361 2012-02-21 Richard Guenther <rguenther@suse.de>
15363 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
15364 nested_in_vect_loop.
15366 2012-02-21 Jakub Jelinek <jakub@redhat.com>
15368 PR tree-optimization/52318
15369 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
15370 vdef also to non-pure/const call stmts in the sequence.
15372 2012-02-21 Tristan Gingold <gingold@adacore.com>
15374 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
15376 2012-02-20 David S. Miller <davem@davemloft.net>
15378 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
15379 don't use the "rd %pc" instruction on v9 for PIC register loads.
15381 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
15383 PR middle-end/52141
15384 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
15385 in a transaction safe function.
15387 2012-02-20 Kai Tietz <ktietz@redhat.com>
15390 * stor-layout.c (place_field): Handle desired_align for
15393 2012-02-20 Richard Guenther <rguenther@suse.de>
15395 PR tree-optimization/52298
15396 * tree-vect-stmts.c (vectorizable_store): Properly use
15397 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
15399 (vectorizable_load): Likewise.
15400 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
15401 Access DR_STEP after ensuring it is not NULL.
15403 2012-02-20 Jakub Jelinek <jakub@redhat.com>
15405 PR tree-optimization/52286
15406 * fold-const.c (fold_binary_loc): For (X & C1) | C2
15407 optimization use double_int_to_tree instead of build_int_cst_wide,
15408 rewrite to use double_int vars.
15410 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15413 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
15415 Remove -e 0 from $gcc_cv_ld invocation.
15416 Only use __GLIBC_PREREQ if defined.
15417 Enable on Solaris since Solaris 8 patch.
15418 (gcc_SUN_LD_VERSION): New macro.
15419 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
15420 gcc_SUN_LD_VERSION for version number format.
15421 * configure: Regenerate.
15422 * varasm.c (get_elf_initfini_array_priority_section): Set
15423 SECTION_NOTYPE for non-default priority.
15424 Use get_section instead of get_unnamed_section to emit
15425 .init_array/.fini_array with default priority.
15427 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
15429 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
15430 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
15431 (mips_start_unique_function, mips_output_mips16_rdhwr)
15432 (mips_code_end): New functions.
15433 (TARGET_ASM_CODE_END): Define.
15435 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
15437 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
15438 to stubs with non-sibling calls.
15440 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
15442 * doc/invoke.texi (-fira-* options): Copy-edit.
15443 (ira-* parameters): Copy-edit.
15445 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
15447 * doc/invoke.texi: Minor copy-edits to bring into conformance with
15448 GCC coding conventions.
15450 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
15452 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
15453 when used as adjectives.
15455 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
15457 * doc/invoke.texi: Clean up "that"/"which" confusion.
15459 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
15461 * system.h: Poison SMALL_REGISTER_CLASSES
15462 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
15463 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
15465 2012-02-16 Jakub Jelinek <jakub@redhat.com>
15467 PR tree-optimization/52285
15468 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
15469 when deciding if a call is a tail call or tail recursion.
15471 2012-02-16 Kai Tietz <ktietz@redhat.com>
15473 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
15474 interger-constant displacement for UNSPEC_PCREL.
15476 2012-02-16 Jakub Jelinek <jakub@redhat.com>
15478 PR rtl-optimization/52208
15479 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
15480 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
15482 PR tree-optimization/52255
15483 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
15484 loop->header has virtual PHI, but exit_e->dest doesn't, add
15485 virtual PHI to exit_e->dest and adjust all uses after the loop.
15488 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
15489 children with clone_tree_hash, not after it.
15491 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
15493 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
15494 extended identifiers.
15496 2012-02-16 Jakub Jelinek <jakub@redhat.com>
15498 PR middle-end/51929
15499 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
15500 a same_body_alias, also test whether e->callee isn't a former
15501 or current clone of the decl this is a same body alias of.
15503 PR translation/52264
15504 * cgraphunit.c (verify_cgraph_node): Fix a typo.
15506 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
15508 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
15510 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
15513 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
15514 force_reg instead of copy_to_reg for better optimization. Force
15515 non-register or memory operands into a register.
15517 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
15519 * extend.texi: Reserve upper bits of memory model for future use.
15521 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
15522 Anatoly Sokolov <aesok@post.ru>
15523 Eric Weddington <eric.weddington@atmel.com>
15526 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
15527 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
15528 Rewrite initializers for .macro.
15529 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
15530 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
15531 atxmega32d4, atxmega32x1.
15532 avrxmega4: atxmega64a3, atxmega64d3.
15533 avrxmega5: atxmega64a1, atxmega64a1u.
15534 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
15535 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
15536 avrxmega7: atxmega128a1, atxmega128a1u.
15537 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
15538 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
15539 (struct base_arch_s): Rename reserved to xmega_p.
15540 Rename reserved2 to have_rampd.
15541 (AVR_XMEGA): New define.
15542 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
15543 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
15544 * config/avr/predicates.md (io_address_operand): Take into
15545 account SFR offset.
15546 (low_io_address_operand): Ditto.
15547 (high_io_address_operand): Ditto.
15548 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
15549 (enabled, movhi_sp_r): Use them.
15550 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
15551 cpp_define_formatted to built-in define __AVR_ARCH__.
15552 (__AVR_XMEGA__): New built-in define.
15553 (__AVR_HAVE_RAMPD__): New built-in define.
15554 (__AVR_HAVE_RAMPX__): New built-in define.
15555 (__AVR_HAVE_RAMPY__): New built-in define.
15556 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
15558 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
15559 (avr_option_override): Initialize them.
15560 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
15561 (avr_init_expanders): Initialize them. No more block several calls.
15562 (emit_push_sfr): New static function.
15563 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
15565 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
15566 (avr_print_operand): Print addreeses as symbols for
15567 RAMPX, RAMPY, RAMPD, CCP.
15568 (output_movhi): Handle AVR_XMEGA when writing to SP.
15569 (avr_out_movhi_mr_r_xmega): New static function.
15570 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
15571 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
15572 __RAMPD__, __CCP__ as needed.
15574 * config/avr/multilib.h: Regenerate.
15575 * config/avr/t-multilib: Regenerate.
15576 * config/avr/avr-tables.opt: Regenerate.
15578 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
15580 PR tree-optimization/50561
15581 * graphite-flattening.c (lst_project_loop): Do not
15582 remove old scattering dimensions after flattening.
15583 (lst_do_flatten): Likewise.
15585 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
15587 * doc/extend.texi (AVR Built-in Functions): Remove doc for
15588 __builtin_avr_map8, __builtin_avr_map16.
15589 Document __builtin_avr_insert_bits.
15591 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
15592 (insert_bits): New insn.
15593 (adjust_len.map_bits): Rename to insert_bits.
15594 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
15595 * avr-protos.h (avr_out_map_bits): Remove.
15596 (avr_out_insert_bits, avr_has_nibble_0xf): New.
15597 * config/avr/constraints.md (Cxf,C0f): New.
15598 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
15599 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
15600 New built-in define __BUILTIN_AVR_INSERT_BITS.
15601 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
15602 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
15603 (avr_move_bits): Rewrite.
15604 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
15606 (avr_map_op_t): New typedef.
15607 (avr_map_op): New static variable.
15608 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
15609 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
15610 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
15611 (bdesc_3arg, avr_expand_triop_builtin): New.
15612 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
15613 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
15614 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
15615 (avr_map_equal_p, avr_map_sig_p): Remove.
15616 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
15617 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
15618 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
15619 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
15620 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
15621 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
15623 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
15625 * config/c6x/c6x.md (reserve_cycles): New attribute.
15626 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
15627 don't reserve functional units after the branch occurs.
15629 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
15631 PR middle-end/52142
15632 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
15633 functions into non-tm_pure functions.
15635 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
15638 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
15639 (iterative_hash_canonical_type): Likewise.
15640 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
15643 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
15645 * haifa-sched.c (prune_ready_list): Ensure that if there is a
15646 sched-group insn, it either remains alone or the entire list is pruned.
15648 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
15650 * doc/install.texi (Prerequisites): Fix grammar.
15651 (Configuration): Likewise.
15653 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
15655 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
15656 MPC as part of GCC before describing configuring with --with-gmp etc.
15657 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
15658 sources are present.
15660 2012-02-14 Jakub Jelinek <jakub@redhat.com>
15663 * dwarf2out.c (clone_tree_hash): New function.
15664 (copy_decls_walk): Use it instead of clone_tree.
15666 2012-02-14 Richard Guenther <rguenther@suse.de>
15668 PR tree-optimization/52244
15669 PR tree-optimization/51528
15670 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
15671 replacements for integral types.
15673 2012-02-14 Walter Lee <walt@tilera.com>
15675 * config.gcc: Handle tilegx and tilepro.
15676 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
15677 tilegx and tilepro.
15678 Add HAVE_AS_TLS check for tilegx and tilepro.
15679 * configure: Regenerate.
15680 * doc/contrib.texi: Add Mat Hostetter and self.
15681 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
15682 Document instruction intrinsics and network accessing intrinsics.
15683 (TILEPro Built-in Functions): New node. Document instruction
15684 intrinsics and network accessing intrinsics.
15685 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
15686 (Specific, tilepro-*-linux*): Likewise.
15687 * doc/invoke.texi (TILE-Gx Options): New section.
15688 (TILEPro Options): New section.
15689 * doc/md.texi (TILE-Gx): New section.
15690 (TILEPro): New section.
15691 * common/config/tilegx/tilegx-common.c: New file.
15692 * common/config/tilepro/tilepro-common.c: New file.
15693 * config/tilegx/constraints.md: New file.
15694 * config/tilegx/linux.h: New file.
15695 * config/tilegx/mul-tables.c: New file.
15696 * config/tilegx/predicates.md: New file.
15697 * config/tilegx/sync.md: New file.
15698 * config/tilegx/t-tilegx: New file.
15699 * config/tilegx/tilegx-builtins.h: New file.
15700 * config/tilegx/tilegx-c.c: New file.
15701 * config/tilegx/tilegx-generic.md: New file.
15702 * config/tilegx/tilegx-modes.def: New file.
15703 * config/tilegx/tilegx-multiply.h: New file.
15704 * config/tilegx/tilegx-protos.h: New file.
15705 * config/tilegx/tilegx.c: New file.
15706 * config/tilegx/tilegx.h: New file.
15707 * config/tilegx/tilegx.md: New file.
15708 * config/tilegx/tilegx.opt: New file.
15709 * config/tilepro/constraints.md: New file.
15710 * config/tilepro/gen-mul-tables.cc: New file.
15711 * config/tilepro/linux.h: New file.
15712 * config/tilepro/mul-tables.c: New file.
15713 * config/tilepro/predicates.md: New file.
15714 * config/tilepro/t-tilepro: New file.
15715 * config/tilepro/tilepro-builtins.h: New file.
15716 * config/tilepro/tilepro-c.c: New file.
15717 * config/tilepro/tilepro-generic.md: New file.
15718 * config/tilepro/tilepro-modes.def: New file.
15719 * config/tilepro/tilepro-multiply.h: New file.
15720 * config/tilepro/tilepro-protos.h: New file.
15721 * config/tilepro/tilepro.c: New file.
15722 * config/tilepro/tilepro.h: New file.
15723 * config/tilepro/tilepro.md: New file.
15724 * config/tilepro/tilepro.opt: New file.
15726 2012-02-14 Jakub Jelinek <jakub@redhat.com>
15728 PR tree-optimization/52210
15729 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
15730 vect_model_simple_cost with two entry vect_def_type array instead
15731 of an address of dt.
15733 2012-02-14 Richard Guenther <rguenther@suse.de>
15736 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
15737 Do not stream DECL_QUALIFIER.
15738 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
15739 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
15740 (find_decls_types_r): Do not walk DECL_QUALIFIER.
15742 2012-02-14 Jakub Jelinek <jakub@redhat.com>
15745 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
15748 2012-02-13 Jakub Jelinek <jakub@redhat.com>
15751 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
15752 * cselib.c (cselib_subst_to_values_from_insn): New function.
15753 * sched-deps.c (add_insn_mem_dependence,
15754 sched_analyze_1, sched_analyze_2): Use it.
15756 2012-02-13 Jan Hubicka <jh@suse.cz>
15758 PR middle-end/52214
15759 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
15761 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
15763 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
15764 (GTM_SELF_SPECS): Define if not already defined.
15765 (driver_self_specs): Add GTM_SELF_SPECS.
15766 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
15767 (GTM_SELF_SPECS): Define.
15768 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
15769 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
15771 2012-02-13 Jakub Jelinek <jakub@redhat.com>
15773 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
15776 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
15778 PR middle-end/52230
15779 * omp-low.c (expand_omp_for): If a static schedule without chunk size
15780 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
15782 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
15785 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
15787 2012-02-13 Richard Guenther <rguenther@suse.de>
15789 PR translation/52211
15790 * passes.c (enable_disable_pass): Fix typo.
15792 2012-02-13 Jakub Jelinek <jakub@redhat.com>
15794 PR middle-end/52209
15795 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
15796 XOR for reduce_bit_field if type is unsigned.
15798 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
15800 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
15801 disallow changes from SFmode to mode with different size in FP regs.
15803 2012-02-12 Robert Millan <rmh@gnu.org>
15804 Gerald Pfeifer <gerald@pfeifer.com>
15806 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
15809 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
15811 PR rtl-optimization/52175
15812 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
15813 to frame-related instructions.
15815 2012-02-10 Jason Merrill <jason@redhat.com>
15818 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
15819 (demangle_new_symbols): Fill it.
15820 (scan_linker_output): Walk it.
15821 (start_tweaking): Split out from scan_linker_output.
15822 (maybe_tweak): Update sym->chosen.
15823 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
15825 2012-02-11 Jakub Jelinek <jakub@redhat.com>
15828 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
15830 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
15832 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
15833 having the same mode as previous compare.
15835 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
15837 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
15838 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
15839 (nonlocal_goto_internal): Likewise.
15840 (nonlocal_goto): Emit a use and an indirect jump directly.
15842 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
15845 * doc/extend.texi : Update comments for __atomic_compare_exchange and
15846 __atomic_{is,always}_lock_free.
15848 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
15851 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
15852 negative constant address for TARGET_X32.
15854 2012-02-10 Richard Henderson <rth@redhat.com>
15856 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
15857 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
15858 for GIMPLE_TRANSACTION. Tidy if's into a switch.
15860 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15861 Ira Rosen <irar@il.ibm.com>
15863 PR tree-optimization/50031
15864 * targhooks.c (default_builtin_vectorization_cost): Handle
15865 vec_promote_demote.
15866 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
15867 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
15868 all types of reduction and pattern statements.
15869 (vect_estimate_min_profitable_iters): Likewise.
15870 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
15871 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
15872 for explicit realigns.
15873 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
15874 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
15875 vec_promote_demote.
15876 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
15877 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
15878 vec_perm for VSX and handle vec_promote_demote.
15880 2012-02-10 Jakub Jelinek <jakub@redhat.com>
15882 PR middle-end/52177
15883 * builtins.c (fold_builtin_atomic_always_lock_free,
15884 expand_builtin_atomic_always_lock_free,
15885 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
15886 Return and/or test boolean_true_node/boolean_false_node instead of
15887 integer_one_node/integer_zero_node.
15889 2012-02-10 Jan Hubicka <jh@suse.cz>
15891 PR middle-end/48600
15892 * predict.c (predict_paths_for_bb): Prevent looping.
15893 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
15895 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
15897 * config/arm/arm.c (output_move_double): In one case properly
15898 count number of instructions that will be emitted.
15900 2012-02-10 Richard Guenther <rguenther@suse.de>
15902 PR translation/52193
15903 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
15905 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
15907 PR middle-end/52140
15908 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
15910 2012-02-09 Jakub Jelinek <jakub@redhat.com>
15913 * var-tracking.c (emit_note_insn_var_location): If
15914 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
15915 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
15916 non-NOTE_DURING_CALL_P insn.
15918 2012-02-09 Bin Cheng <bin.cheng@arm.com>
15920 PR middle-end/51867
15921 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
15923 2012-02-08 Magnus Granberg <zorry@gentoo.org>
15926 * gcc.c (switch_matches) Support switches with separated form,
15929 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
15931 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
15933 (RAMPZ_ADDR): Ditto.
15934 * config/avr/avr.c (avr_addr_t): New typedef.
15935 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
15936 (avr_init_expanders): Initialize it.
15937 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
15939 (expand_epilogue): Ditto.
15940 (avr_print_operand): Ditto.
15941 (avr_file_start): Ditto.
15942 (avr_emit_movmemhi): Ditto.
15944 2012-02-08 Richard Guenther <rguenther@suse.de>
15946 PR tree-optimization/46886
15947 * tree-flow.h (do_while_loop_p): Declare.
15948 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
15949 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
15951 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
15953 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
15954 always succeed for integers larger than a native word.
15956 2012-02-08 Richard Guenther <rguenther@suse.de>
15958 PR rtl-optimization/52170
15959 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
15960 properly handle integer vector modes.
15962 2012-02-08 Jakub Jelinek <jakub@redhat.com>
15964 PR gcov-profile/52150
15965 * coverage.c: Include target.h.
15966 (build_var): Call targetm.strip_name_encoding on the assembler name.
15967 Change one _ into . or $ if the target allows it.
15968 * Makefile.in (coverage.o): Depend on $(TARGET_H).
15970 PR rtl-optimization/52139
15971 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
15972 is a BARRIER after emit_insn_after_noloc, move BB_END
15973 to the last non-BARRIER insn before it.
15975 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
15977 PR middle-end/24306
15978 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
15979 (mips_gimplify_va_arg_expr): Call it instead of
15980 std_gimplify_va_arg_expr.
15982 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
15984 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
15985 message for -mno-pointers-to-nested-function.
15987 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
15989 PR middle-end/51994
15990 * expr.c (get_inner_reference): If there is an offset, add a negative
15991 bit position to it (if any).
15993 2012-02-07 Jakub Jelinek <jakub@redhat.com>
15995 PR rtl-optimization/52060
15996 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
15997 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
15998 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
15999 and/or i0src_copy2 when needed.
16001 2012-02-07 Jakub Jelinek <jakub@redhat.com>
16003 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
16004 or LTOPLUGINSONAME if have_c.
16006 * config/freebsd-spec.h: Add comment about what macros can be defined
16008 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
16009 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
16012 2012-02-07 Richard Guenther <rguenther@suse.de>
16014 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
16015 newline in -alias dumps.
16017 2012-02-07 Kai Tietz <ktietz@redhat.com>
16018 Dave Korn <dave.korn.cygwin@gmail.com>
16021 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
16022 Take care that typinfo gets dllexport-attribute.
16024 2012-02-07 Jakub Jelinek <jakub@redhat.com>
16026 PR middle-end/52074
16027 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
16028 if modifier < EXPAND_SUM call force_operand on the result.
16030 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
16032 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
16033 adding __forwarder_dst__ prefix if a forwarder_section attribute is
16035 (epiphany_function_type): Replace types for specific interrupts with
16036 EPIPHANY_FUNCTION_INTERRUPT.
16037 (EPIPHANY_INTERRUPT_P): Update.
16038 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
16039 New static function.
16040 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
16041 <disinterrupt>: Affects type identity.
16042 (epiphany_handle_interrupt_attribute): Handle variable number of
16044 (epiphany_compute_function_type): Update for new
16045 epiphany_function_type definition.
16046 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
16047 handlers with a longcall forwarder.
16048 (epiphany_start_function): Handle multiple interrupt arguments and/or
16049 forwarder_section attribute.
16051 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
16054 2012-02-07 Alan Modra <amodra@gmail.com>
16057 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
16060 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16062 PR tree-optimization/50969
16063 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
16064 use vec_perm rather than vector_stmt.
16065 (vect_model_load_cost): Likewise.
16066 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
16067 vec_perm to be the same as other vector statements.
16068 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
16069 cost of vec_perm for TARGET_VSX.
16071 2012-02-06 Richard Guenther <rguenther@suse.de>
16073 PR tree-optimization/52115
16074 * tree-sra.c (access_has_replacements_p): New function.
16075 (sra_modify_assign): Use it to decide whether a use is uninitialized.
16077 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
16079 PR middle-end/52047
16080 * trans-mem.c (expand_call_tm): Add an assertion.
16081 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
16084 2012-02-06 Richard Guenther <rguenther@suse.de>
16086 PR tree-optimization/50955
16087 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
16088 raise cost of expressions that replace an address with an
16089 expression based on a different pointer.
16091 2012-02-06 Jakub Jelinek <jakub@redhat.com>
16094 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
16095 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
16097 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
16100 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
16101 -Weffc++ and specify guidelines come from second edition.
16103 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
16105 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
16106 (sibcall_value_multiple_internal, call_split, call_internal_direct)
16107 (call_direct_split, call_value_split, call_value_internal_direct)
16108 (call_value_direct_split, call_value_multiple_split): Use jal and
16109 jal_macro attributes.
16111 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
16113 * reload1.c (reload_regs_reach_end_p): Replace with...
16114 (reload_reg_rtx_reaches_end_p): ...this function.
16115 (new_spill_reg_store): Update commentary.
16116 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
16117 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
16118 before setting new_spill_reg_store.
16119 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
16120 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
16121 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
16122 for non-spill reload registers.
16124 2012-02-05 Ira Rosen <irar@il.ibm.com>
16126 PR tree-optimization/52091
16127 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
16128 (vect_is_simple_use_1): Likewise.
16129 * tree-vect-loop.c (vectorizable_reduction): Update calls
16130 to vect_is_simple_use_1 and vect_is_simple_use.
16131 (vectorizable_live_operation): Likewise.
16132 * tree-vect-patterns.c (widened_name_p,
16133 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
16134 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
16135 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
16136 vectorizable_shift,vectorizable_operation, vectorizable_store,
16137 vectorizable_load): Likewise.
16138 (vect_is_simple_cond): Add an argument, pass it to
16139 vect_is_simple_use_1.
16140 (vectorizable_condition): Update calls to vect_is_simple_cond,
16141 vect_is_simple_use.
16142 (vect_is_simple_use): Add an argument, the statement in which
16143 OPERAND is used. Check that if OPERAND's def stmt is a double
16144 reduction phi node, the use is a phi node too.
16145 (vect_is_simple_use_1): Add an argument, pass it to
16146 vect_is_simple_use.
16147 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
16148 to vect_is_simple_use.
16150 2012-02-04 Jakub Jelinek <jakub@redhat.com>
16152 PR rtl-optimization/52095
16153 * modulo-sched.c (dump_insn_locator): New function.
16154 (loop_canon_p, sms_schedule): Use it.
16156 PR rtl-optimization/52113
16157 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
16158 even for decomposable shift/zext insns.
16160 2012-02-03 Jakub Jelinek <jakub@redhat.com>
16161 Zdenek Dvorak <ook@ucw.cz>
16163 PR rtl-optimization/52092
16164 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
16165 on get_iv_value result.
16167 2012-02-02 Andrew Pinski <apinski@cavium.com>
16169 PR middle-end/47982
16170 PR middle-end/43967
16171 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
16173 2012-02-02 Jakub Jelinek <jakub@redhat.com>
16175 PR middle-end/48071
16176 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
16178 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
16180 PR rtl-optimization/49800
16181 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
16182 (sched_finish): Call regstat_free_n_sets_and_refs.
16184 2012-02-02 Jia Liu <proljc@gmail.com>
16186 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
16189 2012-02-02 Jan Hubicka <jh@suse.cz>
16190 Tom de Vries <tom@codesourcery.com>
16192 PR middle-end/51998
16193 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
16194 * varpool.c (varpool_analyze_pending_decls): Likewise.
16196 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
16197 Jayant R Sonar <jayant.sonar@kpitcummins.com>
16199 * config.gcc: Add cr16-* support.
16201 * doc/extend.texi: Document cr16 extensions.
16202 * doc/install.texi: Document cr16 install.
16203 * doc/invoke.texi: Document cr16 options.
16204 * doc/md.texi: Document cr16 constraints.
16206 * common/config/cr16/cr16-common.c: New file.
16207 * config/cr16/cr16.c: New file.
16208 * config/cr16/cr16.h: New file.
16209 * config/cr16/cr16.md: New file.
16210 * config/cr16/cr16.opt: New file.
16211 * config/cr16/cr16-protos.h: New file.
16212 * config/cr16/predicates.md: New file.
16213 * config/cr16/constraints.md: New file.
16214 * config/cr16/t-cr16: New file.
16216 2012-02-02 Jakub Jelinek <jakub@redhat.com>
16219 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
16220 that operands[2] is either immediate, or q_regs_operand.
16222 PR tree-optimization/52073
16223 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
16224 a pattern stmt for pattern uses, ignore uses outside of the loop.
16226 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
16228 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
16229 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
16230 (OUT_AS1, OUT_AS2): Remove.
16232 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
16234 PR rtl-optimization/51374
16235 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
16236 to cross other volatile_refs_p insns.
16238 2012-02-01 Richard Guenther <rguenther@suse.de>
16240 * doc/invoke.texi (fno-inline): Clarify documentation.
16241 (finline-small-functions): Likewise.
16242 (finline-functions): Likewise.
16243 * common.opt (finline): Adjust comment and documentation.
16244 (finline-small-functions): Clarify documentation.
16245 (finline-functions): Likewise.
16246 (finline-functions-called-once): Likewise.
16248 2012-02-01 Tristan Gingold <gingold@adacore.com>
16250 * c-typeck.c (composite_type): Keep mode for pointers.
16252 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
16254 * function.h (regno_reg_rtx): Adjust comment.
16255 * reginfo.c (init_reg_modes_target): Only use the previous mode
16256 if it fits within one register. Remove MIPS comment.
16258 2012-01-31 Jakub Jelinek <jakub@redhat.com>
16261 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
16263 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16265 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
16266 to srak instruction.
16268 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
16270 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
16272 2012-01-31 Jakub Jelinek <jakub@redhat.com>
16277 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
16279 2012-01-31 Richard Guenther <rguenther@suse.de>
16281 PR tree-optimization/51528
16282 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
16285 2012-01-31 Jakub Jelinek <jakub@redhat.com>
16290 * ree.c (add_removable_extension): Change def_map argument
16291 to unsigned *, store in def_map 1 + offset into *insn_list vector
16292 instead of pointers into the vector.
16293 (find_removable_extensions): Adjust caller.
16295 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
16297 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
16298 Transform all "* quoted-c-code" to { c-code }.
16299 Remove redundant test for "optimize" in combine patterns.
16300 Move (include "avr-dimode.md") to end of file.
16302 2012-01-30 Bin Cheng <bin.cheng@arm.com>
16305 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
16306 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
16308 2012-01-30 Richard Guenther <rguenther@suse.de>
16310 PR tree-optimization/52028
16311 * tree-loop-distribution.c (ldist_gen): Properly update
16314 2012-01-30 Jakub Jelinek <jakub@redhat.com>
16317 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
16318 set_cur_line_info_table if not emitting debug info.
16320 PR tree-optimization/52046
16321 * tree-vect-patterns.c (check_bool_pattern): Give up if
16322 a comparison could throw.
16325 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
16327 2012-01-30 Richard Guenther <rguenther@suse.de>
16329 PR tree-optimization/52045
16330 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
16331 SSA form if cfgcleanup did anything.
16333 2012-01-30 Richard Guenther <rguenther@suse.de>
16335 PR tree-optimization/52045
16336 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
16337 before computing final todo.
16339 2012-01-30 Richard Guenther <rguenther@suse.de>
16341 PR tree-optimization/51528
16342 * tree-sra.c (sra_modify_assign): Re-factor in preparation
16345 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
16347 * df-problems.c (df_kill_notes): Check that the use refers
16348 to the note under examination.
16350 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
16353 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
16354 parameter and use short-lived pseudos.
16355 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
16356 (sparc_expand_vector_init): Const-ify local variables and adjust
16357 calls to above functions.
16359 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
16361 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
16363 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
16365 * doc/invoke.texi: Make usage of "compile time" and
16366 "run time"/"runtime" consistent throughout the file.
16368 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
16370 * config/alpha/alpha.c (alpha_option_override): Default to
16371 full IEEE compliance mode for Go language.
16373 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
16375 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
16376 (LINK_SSP_SPEC): Define.
16378 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16381 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
16384 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
16386 * doc/invoke.texi: Correct hyphenation of "floating point",
16387 "double precision", and related terminology throughout the file.
16389 2012-01-28 Jakub Jelinek <jakub@redhat.com>
16392 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
16393 arm_general_register_operand predicate for operand 2 instead of
16396 2012-01-27 Ian Lance Taylor <iant@google.com>
16399 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
16400 * builtins.c (expand_builtin_init_trampoline): Add onstack
16401 parameter. Change caller.
16402 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
16403 * tree.c (build_common_builtin_nodes): Declare
16404 __builtin_init_heap_trampoline.
16406 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
16408 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
16409 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
16410 * config/avr/avr.c: Ditto.
16411 (avr_regnames): Remove because unused.
16412 * config/avr/avr.md (*cpse.ne): New peephole.
16413 (*cpse.eq): New peephole from former cpse peepholes.
16415 2012-01-27 Michael Eager <eager@eagercon.com>
16417 * config/microblaze.c (microblaze_emit_compare): Correct
16418 test after pcmp instruction.
16420 2012-01-27 Richard Guenther <rguenther@suse.de>
16422 PR tree-optimization/52020
16423 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
16425 2012-01-27 Richard Guenther <rguenther@suse.de>
16427 * ipa-pure-const.c (check_stmt): Clobbers do not make a
16428 function non-const/pure.
16430 2012-01-27 Richard Guenther <rguenther@suse.de>
16432 PR tree-optimization/50444
16433 * tree-sra.c (build_ref_for_offset): Properly adjust the
16434 MEM_REF type for unaligned accesses.
16436 2012-01-27 Richard Guenther <rguenther@suse.de>
16438 PR tree-optimization/50444
16439 * expr.c (mem_ref_refers_to_non_mem_p): New function.
16440 (expand_assignment): Use it. Properly handle misaligned
16441 bases when expanding stores to component references.
16442 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
16443 refactor that case.
16445 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
16447 PR middle-end/51389
16448 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
16449 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
16450 * tree-data-ref.c (find_data_references_in_loop): Make static.
16451 (compute_all_dependences): Change return type to bool. Bail out
16452 for too many datarefs in a loop. Move the hunk resetting the data
16453 dependences vector from ...
16454 (compute_data_dependences_for_loop): ... here. Account for
16455 compute_all_dependences returning false.
16456 (compute_data_dependences_for_bb): Likewise.
16457 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
16458 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
16460 2012-01-27 Richard Guenther <rguenther@suse.de>
16462 PR middle-end/51959
16463 * expr.c (store_field): Use the alias-set of the scratch memory
16466 2012-01-27 Tom de Vries <tom@codesourcery.com>
16468 PR tree-optimization/51990
16469 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16471 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
16473 2012-01-27 Jakub Jelinek <jakub@redhat.com>
16476 * var-tracking.c (reverse_op): Don't add any reverse operation
16477 if V already has any constant locations.
16479 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
16481 * doc/invoke.texi: Correct usage of "command line" (noun)
16482 vs "command-line" (adjective) throughout.
16484 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
16486 * doc/invoke.texi (Language Independent Options): Move
16487 -Wcoverage-mismatch blurb from here....
16488 (Warning Options): ...to here.
16490 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
16492 * config/rs6000/rs6000.c (rs6000_option_override_internal):
16493 Set rs6000_always_hint to false for 476.
16495 2012-01-27 Matthias Klose <doko@ubuntu.com>
16497 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
16499 * incpath.c (add_standard_paths): Likewise.
16501 2012-01-27 Richard Henderson <rth@redhat.com>
16503 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
16504 * config/m68k/sync.md (atomic_test_and_set): Rename from
16505 sync_test_and_setqi and adjust the operands.
16506 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
16507 and unconditionally enable.
16509 2012-01-27 Richard Henderson <rth@redhat.com>
16511 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
16512 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
16513 (ldstub): Rename from ldstubqi.
16514 (ldstub<I24MODE>): Remove.
16516 2012-01-27 Richard Henderson <rth@redhat.com>
16518 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
16519 * c-cppbuiltin.c (cpp_atomic_builtins): Define
16520 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
16521 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
16522 * doc/tm.texi: Rebuild.
16524 2012-01-27 Richard Henderson <rth@redhat.com>
16526 * optabs.c (gen_atomic_test_and_set): Remove default.
16527 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
16529 2012-01-26 Jakub Jelinek <jakub@redhat.com>
16531 PR rtl-optimization/51978
16532 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
16533 (combine_reaching_defs): Likewise.
16534 (struct re_info): Remove.
16535 (add_removable_extension): Remove x and data arguments,
16536 add insn, insn_list and def_map. Use the arguments directly
16537 instead of using struct re_info.
16538 (find_removable_extensions): Don't call add_removable_extension
16539 through note_stores, instead just call it with single_set
16540 result if non-NULL.
16541 (find_and_remove_re): Pass curr_cand->expr instead of
16542 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
16544 2012-01-26 Michael Matz <matz@suse.de>
16546 PR tree-optimization/46590
16547 * cfgexpand.c: Revert last change (r183305).
16548 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
16550 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
16551 checking for emptiness.
16553 2012-01-26 Jakub Jelinek <jakub@redhat.com>
16555 PR middle-end/51895
16556 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
16557 non-addressable non-BLKmode base correctly.
16559 2012-01-26 Michael Matz <matz@suse.de>
16561 PR tree-optimization/48794
16562 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
16563 regions referenced from RESX/EH_DISPATCH.
16565 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16567 * config/s390/s390.h: Make BRANCH_COST an option.
16568 * config/s390/s390.opt: New option -mbranch-cost.
16570 2012-01-26 Richard Henderson <rth@redhat.com>
16572 Revert 2012-01-24 change:
16573 * trans-mem.c (requires_barrier): Do not instrument thread local
16574 variables and emit save/restore for them.
16576 2012-01-25 Jakub Jelinek <jakub@redhat.com>
16578 PR middle-end/51986
16579 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
16582 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
16584 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
16587 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
16590 Rename __pgm to __flash.
16591 Rename __pgm1 to __flash1.
16592 Rename __pgm2 to __flash2.
16593 Rename __pgm3 to __flash3.
16594 Rename __pgm4 to __flash4.
16595 Rename __pgm5 to __flash5.
16596 Rename __pgmx to __memx.
16597 * doc/extend.texi (AVR Named Address Spaces)
16598 Rename address space names as indicated above.
16599 * config/avr/avr.c (avr_addrspace): Ditto.
16601 * config/avr/avr-protos.h
16602 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
16603 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
16604 * config/avr/predicates.md: Ditto.
16605 * config/avr/avr.c Ditto, and
16606 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
16607 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
16609 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
16610 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
16611 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
16612 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
16613 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
16614 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
16615 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
16616 * config/avr/avr.c: Ditto.
16617 * config/avr/avr.md: Ditto.
16619 2012-01-25 Jason Merrill <jason@redhat.com>
16622 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
16624 2012-01-25 Jakub Jelinek <jakub@redhat.com>
16626 PR tree-optimization/51987
16627 * tree-data-ref.c (get_references_in_stmt): Handle references in
16628 non-volatile GIMPLE_ASM.
16630 2012-01-25 Richard Guenther <rguenther@suse.de>
16632 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
16633 bases are dereferenced.
16635 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
16637 PR rtl-optimization/48374
16638 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
16640 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
16642 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
16643 compute_data_dependences_for_loop returns false.
16644 * tree-parloops.c (loop_parallel_p): Likewise.
16646 2012-01-25 Richard Guenther <rguenther@suse.de>
16648 * tree.h (get_pointer_alignment_1): Declare.
16649 * builtins.c (get_pointer_alignment_1): New function.
16650 (get_pointer_alignment): Use it.
16652 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
16654 PR rtl-optimization/48308
16655 * combine.c (enum undo_kind): Add UNDO_LINKS.
16656 (struct undo): Add member l to other_contents and where.
16657 (do_SUBST_LINK): New.
16659 (try_combine): Handle LOG_LINKS for the dummy i1 case.
16660 (undo_all): Handle UNDO_LINKS.
16662 2012-01-25 Richard Henderson <rth@redhat.com>
16664 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
16667 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
16669 * optabs.c (gen_atomic_test_and_set): Use each argument.
16671 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
16673 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
16674 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
16675 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
16676 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
16677 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
16678 TARGET_PAIRED_SINGLE_FLOAT.
16680 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
16682 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
16683 (in_struct, return_val): Remove MEM documentation.
16684 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
16685 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
16686 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
16688 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
16689 * cfgexpand.c (add_alias_set_conflicts): Likewise.
16690 * expr.c (store_field): Likewise.
16691 * function.c (assign_stack_temp_for_type): Likewise.
16692 * ifcvt.c (noce_try_cmove_arith): Likewise.
16693 * reload1.c (reload): Likewise.
16694 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
16695 (alpha_set_memflags): Likewise.
16696 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
16698 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
16700 * rtl.h (true_dependence, canon_true_dependence): Remove varies
16702 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
16703 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
16704 (true_dependence_1, true_dependence, canon_true_dependence): Remove
16706 * cselib.c (cselib_rtx_varies_p): Delete.
16707 (cselib_invalidate_mem): Update call to canon_true_dependence.
16708 * dse.c (record_store, check_mem_read_rtx): Likewise.
16709 (scan_reads_nospill): Likewise.
16710 * cse.c (check_dependence): Likewise.
16711 (cse_rtx_varies_p): Delete.
16712 * expr.c (safe_from_p): Update call to true_dependence.
16713 * ira.c (validate_equiv_mem_from_store): Likewise.
16714 (memref_referenced_p): Likewise.
16715 * postreload-gcse.c (find_mem_conflicts): Likewise.
16716 * sched-deps.c (sched_analyze_2): Likewise.
16717 * store-motion.c (load_kills_store): Likewise.
16718 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
16719 * gcse.c (mems_conflict_for_gcse_p): Likewise.
16720 (compute_transp): Update call to canon_true_dependence.
16722 2012-01-25 Richard Henderson <rth@redhat.com>
16724 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
16725 (maybe_emit_atomic_test_and_set): New.
16726 (expand_sync_lock_test_and_set): Use it.
16727 (expand_atomic_test_and_set): Likewise.
16728 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
16729 the implementation; clarify implementation defined details.
16730 * doc/md.texi (atomic_test_and_set): Document.
16732 2012-01-25 Richard Henderson <rth@redhat.com>
16734 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
16736 2012-01-25 Richard Henderson <rth@redhat.com>
16739 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
16740 to effect no-op split.
16742 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
16745 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
16746 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
16747 (BT_FN_VOID_PTR_INT_SIZE): New.
16748 (BT_FN_UINT_UINT_VAR): Remove.
16749 (BT_FN_UINT32_UINT32_VAR): New.
16750 (BT_FN_DOUBLE_VPTR): Remove.
16751 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
16753 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
16754 (_ITM_changeTransactionMode): Same.
16755 (_ITM_memmoveRtWt): Change return type to void.
16756 (_ITM_memcpyRtWt): Same.
16757 (_ITM_memsetW): Same.
16758 (_ITM_RaRD): Change types to double.
16763 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
16765 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
16766 Patrick Marlier <patrick.marlier@gmail.com>
16768 * trans-mem.c (requires_barrier): Do not instrument thread local
16769 variables and emit save/restore for them.
16771 2012-01-24 Jason Merrill <jason@redhat.com>
16774 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
16775 output static aliases.
16777 2012-01-24 Jakub Jelinek <jakub@redhat.com>
16780 * common.opt (-pie, -shared, pie, shared): Change from Common to
16782 * gcc.c (display_help): Display help for -pie and -shared.
16784 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
16787 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
16788 Remove note on size/offset limitation.
16789 (AVR Variable Attributes): Add example how to read data located
16790 with progmem. Refer to named address spaces.
16791 * doc/invoke.texi (AVR Options): Fix typo.
16793 2012-01-24 Richard Guenther <rguenther@suse.de>
16795 Forward-port to trunk
16796 2010-09-21 Jakub Jelinek <jakub@redhat.com>
16798 PR middle-end/45678
16799 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
16800 op0 isn't sufficiently aligned and there is movmisalignM
16801 insn for mode, use it to load op0 into a temporary register.
16803 2012-01-24 Jakub Jelinek <jakub@redhat.com>
16806 * target.def (const_not_ok_for_debug_p): New hook.
16807 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
16809 * doc/tm.texi: Regenerated.
16810 * dwarf2out.c (const_ok_for_output_1): If
16811 targetm.const_not_ok_for_debug_p returns true, fail.
16812 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
16814 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
16816 2012-01-23 Kai Tietz <ktietz@redhat.com>
16819 * config/i386/predicates.md (symbolic_operand): Allow
16820 UNSPEC_PCREL as PIC expression for lea.
16821 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
16822 * config/i386/i386.c (ix86_delegitimize_address): Handle
16823 UNSPEC_PCREL for none-MEM, too.
16825 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
16827 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
16828 (ipa_tm_create_version_alias): Same.
16830 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
16833 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
16834 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
16836 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
16837 Patrick Marlier <patrick.marlier@gmail.com>
16838 Iain Sandoe <developer@sandoe-acoustics.co.uk>
16841 * lto-wrapper.c (run_gcc): Pass the LTO section name to
16842 simple_object_start_read.
16844 2012-01-23 Richard Guenther <rguenther@suse.de>
16847 PR tree-optimization/51895
16848 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
16849 parameter decomposition into BLKmode components.
16851 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
16853 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
16854 fake variables for restrict-qualified pointers whose pointed-to type
16855 contains a placeholder.
16857 2012-01-23 Richard Guenther <rguenther@suse.de>
16859 PR tree-optimization/51949
16860 * ipa-split.c (execute_split_functions): Do not split malloc functions.
16862 2012-01-23 Jakub Jelinek <jakub@redhat.com>
16864 PR rtl-optimization/51933
16865 * ree.c (transform_ifelse): Return true right away if dstreg is
16866 already wider or equal to cand->mode.
16867 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
16868 (make_defs_and_copies_lists): Remove defs_list and copies_list
16869 arguments, add state argument, just truncate state->work_list
16870 instead of always allocating and freeing the vector. Assert that
16871 get_defs succeeds instead of returning 2. Changed return type to bool.
16872 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
16873 have ext_src_mode, see if it has been modified already with the
16874 right kind of extension and has been extended before from the
16875 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
16876 just return true. Remember the original mode in state->modified array.
16877 (combine_reaching_defs): Add state argument. Don't allocate and
16878 free here def_list, copied_list and vec vectors, instead just
16879 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
16880 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
16881 Add state variable, clear vectors in it, initialize state.modified
16882 if needed. Free all the vectors at the end and state.modified too.
16883 Don't skip a candidate if the extension expression has been modified.
16885 2012-01-22 Douglas B Rupp <rupp@gnat.com>
16888 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
16889 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
16890 (extra_options) interix.opt -> i386/interix.opt"
16891 (extra_objs):Add winnt-stubs.o
16892 * configure.ac: Add interix to target_os .comm on PE check.
16893 * configure: Regenerate.
16894 * config/interix3.h: Delete and move bits to..
16895 * config/interix.h: Delete and move bits to..
16896 * config/i386/i386-interix3.h: Delete and move bits to..
16897 * config/i386/i386-interix.h: ..here.
16898 (TARGET_CPU_DEFAULT): Remove redefinition.
16899 (TARGET_ASM_CONSTRUCTOR): Undefine.
16900 (SUBTARGET_SWITCHES): Define for ms-bitfields.
16901 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
16902 (PTRDIFF_TYPE): Define.
16903 (LONG_DOUBLE_TYPE_SIZE): Define.
16904 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
16905 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
16906 (TARGET_SECTION_TYPE_FLAGS): Define.
16907 (ASM_DECLARE_FUNCTION_NAME): Define.
16908 (ASM_OUTPUT_EXTERNAL): Define.
16909 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
16910 (ASM_OUTPUT_ALIGNED_BSS): Define.
16911 (PCC_BITFIELD_TYPE_MATTERS): Define.
16912 (USE_CONST_SECTION): Define.
16913 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
16914 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
16915 (SUPPORTS_ONE_ONLY): Remove.
16916 (I386_PE_STRIP_ENCODING): Define.
16917 * config/interix.opt: Delete and move bits to..
16918 * config/i386/interix.opt: ..here. New.
16919 (mpe-aligned-commons): Add.
16920 * config/i386/t-interix: Add copyright header.
16921 (winnt-stubs.o): Add rule.
16923 2012-01-22 Jason Merrill <jason@redhat.com>
16926 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
16927 for extra name aliases.
16929 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
16931 PR rtl-optimization/51924
16932 * ree.c (combine_set_extension): Improve debugging message.
16933 (combine_reaching_defs): Likewise.
16934 (get_defs): Rename confusingly named variable.
16935 (find_and_remove_re): Skip a candidate if the extension expression has
16938 2012-01-21 Robert Millan <rmh@gnu.org>
16939 Gerald Pfeifer <gerald@pfeifer.com>
16941 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
16942 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
16944 2012-01-20 Jakub Jelinek <jakub@redhat.com>
16946 PR tree-optimization/51914
16947 * tree-vect-stmts.c (vectorizable_conversion): For
16948 cvt_type && modifier == WIDEN, put temporary with cvt_type
16949 at the beginning of vec_dsts and set vec_dest to temporary
16952 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
16954 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
16956 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
16958 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
16959 * config/rs6000/rs6000.c: Likewise.
16961 2012-01-20 Jakub Jelinek <jakub@redhat.com>
16964 * config/arm/arm.c (arm_count_output_move_double_insns): Call
16965 output_move_double on a copy of operands array.
16967 2012-01-20 Cary Coutant <ccoutant@google.com>
16968 Dodji Seketeli <dodji@redhat.com>
16971 * dwarf2out.c (copy_declaration_context): Return ref to parent
16972 of declaration DIE, if necessary.
16973 (remove_child_or_replace_with_skeleton): Add new parameter; update
16974 caller. Place skeleton DIE under parent DIE of original declaration.
16975 Move call to copy_declaration_context to here ...
16976 (break_out_comdat_types): ... from here.
16978 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16980 PR rtl-optimization/51856
16981 * reload.c (find_reloads_subreg_address): Set the address_reloaded
16984 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
16987 * config/arm/arm.c (arm_print_operand): Correct output of alignment
16988 hints for neon loads and stores.
16990 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
16994 * doc/extend.texi (Named Address Spaces): Split into subsections.
16995 (AVR Named Address Spaces): New subsection.
16996 (M32C Named Address Spaces): New subsection.
16997 (RL78 Named Address Spaces): New subsection.
16998 (SPU Named Address Spaces): New subsection.
16999 (Variable Attributes): New anchor "AVR Variable Attributes".
17000 (AVR Variable Attributes): Rewrite and avoid wording
17001 "address space" in this context.
17002 * doc/invoke.texi (AVR Options): Rewrite and add documentation
17003 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
17004 (AVR Built-in Macros): New subsubsection therein.
17005 * doc/md.texi (AVR constraints): Remove "C04", "R".
17007 2012-01-20 Richard Guenther <rguenther@suse.de>
17009 PR tree-optimization/51903
17010 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
17011 when removing stmts.
17013 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
17016 * config/arm/arm.c (arm_load_pic_register): Use
17017 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
17018 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
17019 (arm_pic_static_addr): Likewise.
17020 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
17021 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
17022 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
17023 (pic_load_addr_unified): New.
17025 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
17028 * function.c (instantiate_virtual_regs_in_insn): Use
17029 delete_insn_and_edges when removing a wrong asm insn.
17031 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
17033 PR rtl-optimization/40761
17034 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
17035 Add new member loop_num.
17036 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
17037 (ira_build): Remove the parameter.
17039 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
17040 (ira.c): Do not build CFG loops for one region allocation. Remove
17041 argument from ira_build call.
17043 * ira-build.c (init_loop_tree_node): New function.
17044 (create_loop_tree_nodes): Use it. Separate the case when CFG
17045 loops are not built.
17046 (more_one_region_p): Check current_loops.
17047 (finish_loop_tree_nodes): Separate the case when CFG loops are not
17049 (add_loop_to_tree): Process loop equal to NULL too.
17050 (form_loop_tree): Separate the case when CFG loops are not built.
17051 Use explicitly number for the root.
17052 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
17054 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
17055 instead of loop->num.
17056 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
17057 (mark_all_loops_for_removal): Ditto.
17058 (remove_unnecessary_regions): Separate the case when CFG loops
17060 (ira_build): Remove the parameter. Use explicit number of regions
17061 when CFG loops are not built.
17063 * ira-color.c (print_loop_title): Separate the case for the root node.
17064 Use loop_num instead of loop->num.
17065 (move_spill_restore): Use loop_num instead of loop->num.
17067 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
17068 (change_loop): Ditto.
17069 (change_loop): Use loop_num instead of loop->num.
17071 * ira-lives.c (process_bb_node_lives): Ditto.
17073 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
17075 * ira-conflicts.c (print_allocno_conflicts): Ditto.
17077 2012-01-19 Jakub Jelinek <jakub@redhat.com>
17079 PR libmudflap/40778
17080 * tree-mudflap.c (mf_artificial): New function.
17081 (execute_mudflap_function_ops, execute_mudflap_function_decls,
17082 mx_register_decls, mudflap_enqueue_decl): Use it.
17085 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
17086 numbers in the insn pattern.
17088 2012-01-19 Michael Matz <matz@suse.de>
17090 PR tree-optimization/46590
17091 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
17092 use it in remembering which conflicts we already created.
17093 (add_scope_conflicts): Adjust call to above, (de)allocate helper
17096 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
17099 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
17100 (merge_and_complain): Same.
17102 2012-01-19 Jakub Jelinek <jakub@redhat.com>
17105 * config/initfini-array.h: Guard content of the header
17106 with #ifdef HAVE_INITFINI_ARRAY.
17107 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
17108 Add initfini-array.h to tm_file here.
17109 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
17110 * config.gcc: Don't add initfini-array.h to tm_file here.
17111 * configure: Regenerated.
17113 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
17115 PR rtl-optimization/51505
17116 * df-problems.c (df_kill_notes): New parameter live. Update comment.
17117 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
17118 (df_note_bb_compute): Update the call to df_kill_notes.
17120 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
17122 * trans-mem.c (requires_barrier): Remove call to is_global_var.
17124 2012-01-18 Richard Guenther <rguenther@suse.de>
17126 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
17127 of conversions to void *.
17129 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17130 Richard Sandiford <rdsandiford@googlemail.com>
17132 PR middle-end/50325
17133 PR middle-end/51192
17134 * optabs.h (simplify_expand_binop): Declare.
17135 * optabs.c (simplify_expand_binop): Make global.
17136 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
17137 endian targets if the source cannot be exactly covered by word
17140 2012-01-17 Jakub Jelinek <jakub@redhat.com>
17143 * hard-reg-set.h (struct hard_reg_set_container): New type.
17144 * target.h (struct hard_reg_set_container): Forward declare.
17145 * target.def (set_up_by_prologue): New target hook.
17146 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
17147 * doc/tm.texi: Regenerated.
17148 * function.c (thread_prologue_and_epilogue_insns): Change
17149 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
17150 Call targetm.set_up_by_prologue on it.
17151 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
17152 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
17154 2012-01-17 Nick Clifton <nickc@redhat.com>
17156 * config/rx/rx.c (rx_can_use_simple_return): New function.
17157 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
17158 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
17160 2012-01-17 Richard Guenther <rguenther@suse.de>
17162 PR middle-end/51782
17163 * expr.c (expand_assignment): Take address-space information
17164 from the address operand of MEM_REF and TARGET_MEM_REF.
17165 (expand_expr_real_1): Likewise.
17167 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17169 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
17170 reload dump is requested.
17172 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
17175 * trans-mem.c (requires_barrier): Call may_be_aliased.
17177 2012-01-17 Jakub Jelinek <jakub@redhat.com>
17179 PR tree-optimization/51877
17180 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
17181 call arguments and fndecls compare equal, instead return false if they
17182 don't. Return true only if lhs1 and lhs2 are either both NULL, or
17183 both SSA_NAMEs that are valueized the same, or they satisfy
17186 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17188 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
17190 * configure: Regenerate.
17192 2012-01-16 Jan Hubicka <jh@suse.cz>
17196 * convert.c (convert_to_integer): Use fold_convert for
17197 converting an INTEGER_CST to integer type.
17199 2012-01-16 Jason Merrill <jason@redhat.com>
17202 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
17204 2012-01-16 Jakub Jelinek <jakub@redhat.com>
17207 * config/s390/s390.c (s390_chunkify_start): Don't skip
17208 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
17209 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
17210 If insn is followed by NOTE_INSN_VAR_LOCATION or
17211 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
17212 Don't use location of note insns.
17214 PR tree-optimization/51865
17215 * tree-inline.c (tree_function_versioning): Call remap_decl
17216 on DECL_RESULT whenever it has VOID_TYPE_P type.
17218 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
17220 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
17221 for calls to locally-binding MIPS16 functions if only the return
17222 type uses float regs.
17224 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
17225 Richard Sandiford <rdsandiford@googlemail.com>
17227 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
17228 (SYMBOL_32_HIGH): Likewise.
17229 (mips_output_tls_reloc_directive): Declare.
17230 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
17231 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
17232 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
17233 (mips_lo_relocs, mips_hi_relocs): Make extern.
17234 (mips16_stub_function): Move up file.
17235 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
17236 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
17237 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
17238 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
17239 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
17240 (mips_get_tp): Add MIPS16 support.
17241 (mips_legitimize_tls_address): Remove MIPS16 sorry().
17242 Generalize DTPREL and TPREL handling.
17243 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
17244 Add MIPS16 TLS support.
17245 (mips_output_tls_reloc_directive): New function.
17246 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
17247 * config/mips/predicates.md (symbolic_operand_with_high)
17248 (tls_reloc_operand): New predicates.
17249 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
17250 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
17251 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
17252 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
17253 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
17254 (*tls_get_tp_mips16_call_<mode>): Likewise.
17256 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
17258 PR rtl-optimization/51821
17259 * recog.c (peep2_find_free_register): Determine clobbered registers
17262 2012-01-14 Denis Chertykov <chertykov@gmail.com>
17265 * config/avr/avr-protos.h: Revert change of 2012-01-09.
17266 * config/avr/avr.c: Likewise.
17267 * config/avr/avr.h: Likewise.
17269 2012-01-13 Ian Lance Taylor <iant@google.com>
17272 * tree.h (TYPE_QUALS): Add cast to int.
17273 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
17275 2012-01-13 Ian Lance Taylor <iant@google.com>
17277 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
17278 comparing param_index to VEC_length result.
17280 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
17282 * c-decl.c: Do not include tree-mudflap.h
17283 * tree-optimize.c: Likewise.
17284 * Makefile.in: Update dependencies.
17286 2012-01-13 Richard Guenther <rguenther@suse.de>
17289 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
17290 variable-sized result always use RSO.
17292 2012-01-12 DJ Delorie <dj@redhat.com>
17294 * cfgexpand.c (convert_debug_memory_address): Allow any valid
17295 pointer type, not just the default pointer type.
17297 2012-01-09 Richard Henderson <rth@redhat.com>
17298 Denis Chertykov <chertykov@gmail.com>
17301 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
17302 * config/avr/avr.c (avr_can_eliminate): Simplify.
17303 (avr_initial_elimination_offset): Likewise.
17304 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
17305 (expand_epilogue): Likewise.
17306 (avr_legitimize_address): Gut.
17307 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
17308 (avr_hard_regno_nregs): New.
17309 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
17310 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
17311 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
17312 add soft frame pointer.
17313 (CALL_USED_REGISTERS): Likewise.
17314 (REG_CLASS_CONTENTS): Likewise.
17315 (REGISTER_NAMES): Likewise.
17316 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
17317 (HARD_FRAME_POINTER_REGNUM): New.
17318 (FRAME_POINTER_REGNUM): Use soft frame pointer.
17319 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
17320 remove the HARD_FRAME_POINTER self-elimination.
17322 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
17325 * config/avr/avr.c (avr_encode_section_info): Test for absence of
17326 DECL_EXTERNAL when checking for initializers of progmem variables.
17328 2012-01-12 Ira Rosen <irar@il.ibm.com>
17330 PR tree-optimization/51799
17331 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
17332 that the last operation is a type demotion.
17334 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
17336 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
17337 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
17339 2012-01-11 Jakub Jelinek <jakub@redhat.com>
17342 * combine.c (distribute_notes): If i3 is a noreturn call,
17343 allow old_size to be equal to args_size and make sure the
17344 noreturn call gets REG_ARGS_SIZE note.
17345 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
17346 on noreturn calls even when the delta is 0.
17348 2012-01-11 Nathan Sidwell <nathan@acm.org>
17350 * gcov.c (STRING_SIZE): Remove.
17351 (generate_results): Erase annotations for source files with no
17352 coverage information.
17354 (output_lines): Use it.
17356 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
17358 * gimple.h (gimplify_body): Remove first argument.
17359 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
17360 pointer set here, instead just pass DATA to walk_tree.
17361 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
17362 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
17363 (unvisit_body): Likewise, but with unmark_visited.
17364 (gimplify_body): Remove BODY_P argument and adjust.
17365 (gimplify_function_tree): Adjust call to gimplify_body.
17366 * omp-low.c (finalize_task_copyfn): Likewise.
17368 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
17370 * tree.h (build_function_decl_skip_args): Add boolean parameter.
17371 (build_function_type_skip_args): Delete.
17372 * tree.c (build_function_type_skip_args): Make static and add
17373 SKIP_RETURN parameter. Fix thinko in the handling of variants.
17374 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
17375 pass it to build_function_type_skip_args.
17376 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
17377 (tree_function_versioning): Likewise.
17378 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
17379 build_function_decl_skip_args.
17380 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
17381 and pass it to build_function_decl_skip_args/tree_function_versioning.
17382 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
17383 * ipa-inline-transform.c (save_inline_function_body): Likewise.
17384 * trans-mem.c (ipa_tm_create_version): Likewise.
17385 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
17386 * tree-inline.c (declare_return_variable): Remove always-true test.
17387 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
17388 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
17389 * ipa-split.c (split_function): Skip the return value for the split
17390 part if it doesn't return.
17392 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17394 PR tree-optimization/49642
17395 * ipa-split.c (forbidden_dominators): New variable.
17396 (check_forbidden_calls): New function.
17397 (dominated_by_forbidden): Likewise.
17398 (consider_split): Check for forbidden dominators.
17399 (execute_split_functions): Initialize and free forbidden
17400 dominators info; call check_forbidden_calls.
17402 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
17404 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
17406 2012-01-11 Nick Clifton <nickc@redhat.com>
17408 * config/rx/rx.md (return): Define pattern.
17410 2012-01-11 Richard Guenther <rguenther@suse.de>
17412 * doc/extend.texi (malloc attribute): Adjust according to
17415 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
17416 Patrick Marlier <patrick.marlier@gmail.com>
17418 PR middle-end/51516
17419 * trans-mem.c (get_cg_data): Traverse aliases if requested.
17420 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
17421 (ipa_tm_note_irrevocable): Same.
17422 (ipa_tm_scan_irr_block): Same.
17423 (ipa_tm_decrement_clone_counts): Same.
17424 (ipa_tm_scan_irr_function): Same.
17425 (ipa_tm_create_version_alias): Same.
17426 (ipa_tm_create_version): Same.
17427 (ipa_tm_transform_calls_redirect): Same.
17428 (ipa_tm_transform_calls): Same.
17429 (ipa_tm_transform_transaction): Same.
17430 (ipa_tm_execute): Same.
17432 2012-01-10 Richard Guenther <rguenther@suse.de>
17434 PR middle-end/51806
17435 * opts.c (common_handle_option): Handle -Werror.
17437 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
17439 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
17442 2012-01-10 Jason Merrill <jason@redhat.com>
17444 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
17447 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17449 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
17450 supports R_386_TLS_GD_PLT reloc.
17451 (gcc_cv_as_ix86_tlsldmplt): Check if linker
17452 supports R_386_TLS_LDM_PLT reloc.
17453 * configure: Regenerate.
17454 * config.in: Regenerate.
17456 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
17459 Extend __pgmx semantics to linearize memory.
17460 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
17461 determine if code comes inline or from libgcc.
17462 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
17463 (movmem_qi, movmem_qi): Set constraint #2 to "n".
17464 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
17465 (movmemx_qi, movmemx_hi): New insns.
17466 (xload_<mode>_libgcc): Rewrite to new insn condition.
17467 (xload_<mode>): Remove insns.
17468 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
17469 cases that don't satisfy avr_xload_libgcc_p().
17470 (avr_addr_space_convert): Allow converting in any direction.
17471 (avr_addr_space_subset_p): Return always true.
17472 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
17473 (avr_emit_movmemhi): Ditto.
17474 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
17475 (avr_out_movmem): Ditto.
17476 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
17477 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
17478 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
17479 (avr_encode_section_info): Encode 'progmem' in symbol flags.
17480 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
17482 2012-01-10 Richard Guenther <rguenther@suse.de>
17484 PR tree-optimization/50913
17485 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
17486 Require data-refs to be representable by Graphite with respect
17489 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
17491 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
17492 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
17494 2012-01-10 Tom de Vries <tom@codesourcery.com>
17496 PR rtl-optimization/51271
17497 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
17498 handling annulled branch.
17500 2012-01-10 Richard Henderson <rth@redhat.com>
17502 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
17503 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
17504 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
17505 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
17506 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
17507 arm_expand_vec_perm_const): New.
17508 * config/arm/arm-protos.h: Update.
17509 * config/arm/neon.md (UNSPEC_VCONCAT): New.
17510 (*neon_vswp<VDQX>): New.
17511 (neon_vcombine<VDX>): Use neon_split_vcombine.
17512 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
17513 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
17514 (vec_perm<VE>): New.
17516 2012-01-10 Richard Henderson <rth@redhat.com>
17518 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
17519 use it if reload_completed.
17520 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
17521 arm_output_asm_insn, arm_process_output_memory_barrier,
17522 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
17523 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
17524 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
17525 arm_process_output_sync_insn, arm_output_sync_insn,
17526 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
17527 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
17528 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
17529 (emit_unlikely_jump): New.
17530 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
17531 (arm_split_atomic_op): New.
17532 * config/arm/arm-protos.h: Update.
17533 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
17534 (struct arm_sync_generator): Remove.
17535 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
17536 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
17537 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
17538 (VUNSPEC_LL, VUNSPEC_SC): New.
17539 (sync_result, sync_memory, sync_required_value, sync_new_value,
17540 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
17541 (attr length): Don't use arm_sync_loop_insns.
17542 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
17543 (movsfcc, movdfcc): Likewise.
17544 * config/arm/constraints.md (Ua): New.
17545 * config/arm/prediates.md (mem_noofs_operand): New.
17546 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
17547 (sync_clobber, sync_t2_reqd): Remove.
17548 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
17549 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
17550 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
17551 (arm_sync_compare_and_swap<SIDI>): Remove.
17552 (arm_sync_compare_and_swap<NARROW>): Remove.
17553 (arm_sync_lock_test_and_set<SIDI>): Remove.
17554 (arm_sync_lock_test_and_set<NARROW>): Remove.
17555 (arm_sync_new_<syncop><SIDI>): Remove.
17556 (arm_sync_new_<syncop><NARROW>): Remove.
17557 (arm_sync_new_nand<SIDI>): Remove.
17558 (arm_sync_new_nand<NARROW>): Remove.
17559 (arm_sync_old_<syncop><SIDI>): Remove.
17560 (arm_sync_old_<syncop><NARROW>): Remove.
17561 (arm_sync_old_nand<SIDI>): Remove.
17562 (arm_sync_old_nand<NARROW>): Remove.
17563 (*memory_barrier): Merge arm_output_memory_barrier.
17564 (atomic_compare_and_swap<QHSD>): New.
17565 (atomic_compare_and_swap<NARROW>_1): New.
17566 (atomic_compare_and_swap<SIDI>_1): New.
17567 (atomic_exchange<QHSD>): New.
17568 (cas_cmp_operand, cas_cmp_str): New.
17569 (atomic_op_operand, atomic_op_str): New.
17570 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
17571 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
17572 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
17573 (arm_load_exclusive<NARROW>): New.
17574 (arm_load_exclusivesi, arm_load_exclusivedi): New.
17575 (arm_store_exclusive<QHSD>): New.
17577 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
17579 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
17580 reload patterns if -mvsx-scalar-memory.
17582 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
17583 generated, even -mno-vsx-scalar-double was used.
17584 (vsx_xscvdpsp_scalar): Likewise.
17585 (vsx_xscvspdp_scalar2): Likewise.
17587 2012-01-09 Tom de Vries <tom@codesourcery.com>
17588 Andrew Pinski <apinski@cavium.com>
17591 * reorg.c (fill_slots_from_thread): Don't speculate
17592 frame-related insns.
17594 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
17596 * sched-int.h (bb_note): Move to...
17597 * basic-block.h: ...here.
17598 * haifa-sched.c (bb_note): Move to...
17599 * cfgrtl.c: ...here.
17600 * function.c (next_block_for_reg): New function.
17601 (move_insn_for_shrink_wrap): Likewise.
17602 (prepare_shrink_wrap): Rewrite to use the above.
17604 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
17606 * gimple.c (is_gimple_non_addressable): Remove.
17607 * gimple.h: Remove is_gimple_non_addressable.
17608 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
17609 is_gimple_non_addressable.
17610 * trans-mem.c (expand_assign_tm): Same.
17612 2012-01-09 Richard Guenther <rguenther@suse.de>
17614 PR tree-optimization/51775
17615 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
17616 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
17618 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
17620 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
17622 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
17624 2012-01-09 Richard Guenther <rguenther@suse.de>
17626 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
17628 2012-01-08 Jan Hubicka <jh@suse.cz>
17630 PR tree-optimize/51680
17631 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
17632 on when known_vals needs to be computed; cleanup.
17634 2012-01-08 Jan Hubicka <jh@suse.cz>
17636 PR tree-optimize/51694
17637 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
17639 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
17641 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
17642 for -std=c++98 and -std=c++11 too.
17644 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
17646 * cfgloop.c (cancel_loop): Add free() of bbs array.
17648 2012-01-07 Jan Hubicka <jh@suse.cz>
17650 PR tree-optimization/51600
17651 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
17652 that benefits small functions.
17654 2012-01-07 Jan Hubicka <jh@suse.cz>
17656 * ipa-inline.c (want_inline_small_function_p): Fix formating.
17658 2012-01-07 Jan Hubicka <jh@suse.cz>
17660 PR tree-optimization/51680
17661 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
17662 whose inlining reduce unit size.
17664 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
17667 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
17668 Add canonical node to containing_mem chain after the non-canonical
17669 one, even if there weren't any locs to propagate.
17670 (remove_useless_values): Keep only canonical values.
17671 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
17672 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
17673 canonicalize mem_chain elements that are not discarded.
17675 2012-01-06 Jakub Jelinek <jakub@redhat.com>
17678 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
17679 before emitting functions.
17681 PR gcov-profile/50127
17682 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
17683 clear_aux_for_blocks.
17685 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
17688 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
17690 2012-01-06 Arnaud Charlet <charlet@adacore.com>
17692 * c-decl.c (ext_block): Moved up.
17693 (collect_all_refs, for_each_global_decl): Take ext_block into account.
17695 2012-01-06 Han Shen <shenhan@google.com>
17697 Translate built-in include paths for sysroot.
17698 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
17699 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
17701 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
17702 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
17704 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
17705 control whether sysroot should be prepended to gxx include dir.
17707 * configure: Regenerate.
17709 2012-01-06 Torvald Riegel <triegel@redhat.com>
17711 PR rtl-optimization/51771
17712 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
17713 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
17715 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
17717 PR tree-optimization/51315
17718 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
17719 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
17721 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
17724 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
17725 for shrp pattern. Correctly handle and fixup shift variable.
17726 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
17728 2012-01-05 Jakub Jelinek <jakub@redhat.com>
17731 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
17732 note when !ACCUMULATE_OUTGOING_ARGS.
17734 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
17736 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
17738 (extract_range_from_unary_expr_1): Avoid useless computations.
17740 2012-01-05 Jakub Jelinek <jakub@redhat.com>
17742 PR rtl-optimization/51767
17743 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
17744 of jump_block and add an extra edge for degenerated asm gotos.
17746 PR middle-end/51768
17747 * stmt.c (check_unique_operand_names): Don't ICE during error
17748 reporting if i is from labels chain.
17750 PR middle-end/44777
17751 * profile.c (branch_prob): Split bbs that have exit edge
17752 and need a fake entry edge too.
17754 2012-01-05 Jan Hubicka <jh@suse.cz>
17756 PR middle-end/49710
17757 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
17760 2012-01-05 Richard Guenther <rguenther@suse.de>
17763 * tree-streamer-out.c (write_ts_optimization): New function.
17764 (streamer_write_tree_body): Call it.
17765 * tree-streamer-in.c (lto_input_ts_optimization): New function.
17766 (streamer_read_tree_body): Call it.
17767 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
17769 2012-01-05 Jakub Jelinek <jakub@redhat.com>
17771 PR middle-end/51761
17772 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
17773 * gimplify.c (gimplify_cleanup_point_expr): Save and set
17774 in_cleanup_point_expr before gimplify_stmt call and restore it
17776 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
17777 in_cleanup_point_expr is false.
17779 2012-01-05 Richard Guenther <rguenther@suse.de>
17781 PR middle-end/51764
17782 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
17784 * toplev.c (process_options): Reject combining mudflap and LTO.
17785 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
17787 2012-01-05 Richard Guenther <rguenther@suse.de>
17789 PR tree-optimization/51760
17790 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
17792 (bit_value_unop): Handle UNDEFINED operands.
17793 (bit_value_binop): Likewise.
17795 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
17797 * config/avr/avr.c (avr_replace_prefix): Remove.
17798 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
17799 (avr_asm_function_rodata_section): Ditto.
17800 (avr_asm_select_section): Ditto.
17802 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
17804 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
17807 2012-01-05 Jakub Jelinek <jakub@redhat.com>
17810 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
17811 calls that have any non-fake successor edges.
17814 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
17816 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
17818 PR tree-optimization/51624
17819 * tree-sra.c (build_ref_for_model): When replicating a chain of
17820 COMPONENT_REFs, stop as soon as the offset would become negative.
17822 2012-01-04 Jakub Jelinek <jakub@redhat.com>
17825 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
17826 in .debug_loc on the floor.
17828 2012-01-04 Andrew Pinski <apinski@cavium.com>
17830 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
17832 2012-01-04 Andrew Pinski <apinski@cavium.com>
17833 Adam Nemet <anemet@caviumnetworks.com>
17835 * config/mips/mips.md (size): Add SI and DI.
17836 (SIZE): New mode attribute.
17837 (U): New code attribute.
17838 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
17839 (mips_lbux_<mode>): Delete.
17840 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
17841 (mips_lhx): Use gen_mips_lhx_extsi.
17842 (mips_lhx_<mode>): Delete.
17843 (mips_lwx): Delete.
17844 (mips_l<size>x): New expand.
17845 (mips_lwx_<mode>): Delete.
17846 (mips_l<GPR:size>x_<P:mode>): New pattern.
17847 (*mips_lw<u>x_<P:mode>_ext): Likewise.
17848 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
17849 * config/mips/mips.c (mips_lx_address_p): New function.
17850 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
17851 (dsp64): New availability predicate.
17852 (mips_builtins): Add an entry for __builtin_mips_ldx.
17853 * config/mips/mips.h (ISA_HAS_LBX): New define.
17854 (ISA_HAS_LBUX): Likewise.
17855 (ISA_HAS_LHX): Likewise.
17856 (ISA_HAS_LHUX): Likewise.
17857 (ISA_HAS_LWX): Likewise.
17858 (ISA_HAS_LWUX): Likewise.
17859 (ISA_HAS_LDX): Likewise.
17860 * doc/extend.texi (__builtin_mips_ldx): Document.
17862 2012-01-04 Tristan Gingold <gingold@adacore.com>
17864 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
17865 when long pointers are used.
17866 * config.build (*-*-*vms*): Handle all OpenVMS targets.
17867 (alpha64-dec-*vms*, alpha*-dec-*vms*)
17868 (ia64-hp-*vms*): Remove.
17869 * config/vms/xm-vms64.h: Delete.
17871 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
17873 PR middle-end/51472
17874 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
17876 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
17878 * opts.c (finish_options): Remove duplicate sorry.
17880 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
17882 PR middle-end/51696
17883 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
17886 2012-01-04 Richard Guenther <rguenther@suse.de>
17888 PR middle-end/51750
17889 * tree.c (size_low_cst): New function.
17890 * tree.h (size_low_cst): Declare.
17891 * fold-const.c (fold_comparison): Use it to extract the low
17892 part of the POINTER_PLUS_EXPR offset.
17894 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
17896 Fix clearing ZERO_REG
17897 * config/avr/avr.md (cc): Add alternative "ldi".
17898 (movqi_insn): Use it in cc attribute.
17899 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
17900 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
17901 (output_reload_insisf): Use ZERO_REG to pre-clear register.
17903 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17905 * configure: Regenerate.
17907 2012-01-04 Richard Guenther <rguenther@suse.de>
17909 PR tree-optimization/49651
17910 * tree-ssa-structalias.c (type_can_have_subvars): New function.
17911 (var_can_have_subvars): Use it.
17912 (get_constraint_for_1): Only consider subfields if there can be any.
17914 2012-01-03 Jakub Jelinek <jakub@redhat.com>
17917 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
17918 to its new canonical_cselib_val and the cselib_val was in
17919 first_containing_mem chain, but the canonical_cselib_val was not,
17920 add the latter into the chain.
17921 (cselib_invalidate_mem): Compare canonical_cselib_val of
17922 addr_list chain elt with v.
17925 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
17926 dwarf2out_undef): Allocate e.info using ggc_strdup instead
17928 (output_macinfo_op): Don't ggc_strdup fd->filename.
17929 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
17930 then ggc_strdup it. Don't free inc->info or cur->info.
17931 (output_macinfo): Don't free ref->info or file->info.
17933 2012-01-03 Ira Rosen <irar@il.ibm.com>
17935 PR tree-optimization/51269
17936 * tree-vect-loop-manip.c (set_prologue_iterations): Make
17937 first_niters a pointer.
17938 (slpeel_tree_peel_loop_to_edge): Likewise.
17939 (vect_do_peeling_for_loop_bound): Update call to
17940 slpeel_tree_peel_loop_to_edge.
17941 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
17942 here. Remove it from the parameters list.
17943 (vect_do_peeling_for_alignment): Update calls and compute
17944 wide_prolog_niters.
17946 2012-01-03 Richard Guenther <rguenther@suse.de>
17948 PR tree-optimization/51070
17949 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
17950 Properly handle calls.
17952 2012-01-03 Richard Guenther <rguenther@suse.de>
17954 PR tree-optimization/51692
17955 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
17956 the LHS of allocation stmts.
17958 2012-01-03 Olivier Hainque <hainque@adacore.com>
17960 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
17962 2012-01-03 Olivier Hainque <hainque@adacore.com>
17964 * collect2.c (main): In AIX specific computations for vector
17965 insertions, use CONST_CAST2 to cast from char ** to const char **.
17967 2012-01-03 Richard Guenther <rguenther@suse.de>
17970 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
17971 the context of a limbo DIE when it does not already exist.
17973 2012-01-03 Jakub Jelinek <jakub@redhat.com>
17975 PR tree-optimization/51719
17976 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
17977 but direct call is, clear direct call's lhs and don't add fallthrough
17978 edge from dcall_bb to join_bb and PHIs.
17980 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17982 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
17983 the instructions emitted by the pattern.
17984 ("*TDC_insn_<mode>"): Add comment.
17986 2012-01-03 Richard Guenther <rguenther@suse.de>
17988 PR middle-end/51730
17989 * fold-const.c (fold_comparison): Properly canonicalize
17990 tree offset and HOST_WIDE_INT bit position.
17992 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
17994 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
17995 operands for extzv pattern.
17997 2012-01-02 Jakub Jelinek <jakub@redhat.com>
18000 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
18003 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
18005 * doc/invoke.texi (-flto and related options): Copy-edit.
18007 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
18009 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
18011 2012-01-02 Jakub Jelinek <jakub@redhat.com>
18013 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
18016 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
18018 * expr.h (move_by_pieces_ninsns): Declare.
18019 * expr.c (move_by_pieces_ninsns): Make external.
18020 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
18021 (mips_store_by_pieces_p): Likewise.
18022 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
18023 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
18024 * config/mips/mips.c (mips_move_by_pieces_p): New function.
18025 (mips_store_by_pieces_p): Likewise.
18027 2012-01-02 Jakub Jelinek <jakub@redhat.com>
18029 * passes.c (register_one_dump_file): Free full_name.
18031 * reload1.c (reload): Don't allocate reg_max_ref_width here.
18032 (calculate_elim_costs_all_insns): Free offsets_at and
18033 offsets_known_at at the end and clear the pointers.
18035 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
18037 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
18038 this option introduced in r180739.
18040 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
18043 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
18044 (tmake_file target=avr): Add avr/t-multilib.
18046 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
18047 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
18048 * config/avr/genmultilib.awk: New file.
18049 * config/avr/t-multilib: New auto-generated file.
18050 * config/avr/multilib.h: New auto-generated file.
18051 * config/avr/t-avr (AVR_MCUS): New variable.
18052 (genopt.sh): Use it.
18053 (s-mlib): Depend on t-multilib.
18054 (t-multilib, multilib.h): New dependencies.
18055 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
18056 (MULTILIB_OPTIONS): Remove.
18057 (MULTILIB_MATCHES): Remove.
18058 (MULTILIB_DIRNAMES): Remove.
18059 (MULTILIB_EXCEPTIONS): Remove:
18060 * config/avr/genopt.sh: Don't use hard coded file name;
18061 pass AVR_MCUS from t-avr instead.
18063 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
18065 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
18067 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
18069 Implement light-weight DImode support.
18070 * config/avr/avr-dimode.md: New file.
18071 * config/avr/avr.md: Include it.
18072 (adjust_len): Add plus64, compare64.
18073 (HIDI): Remove code iterator.
18074 (code_stdname): New code attribute.
18075 (rotx, rotsmode): Remove DI.
18076 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
18078 * config/avr/avr-protos.h (avr_have_dimode): New.
18079 (avr_out_plus64, avr_out_compare64): New.
18080 * config/avr/avr.c (avr_out_compare): Handle DImode.
18081 (avr_have_dimode): New variable definition and initialization.
18082 (avr_out_compare64, avr_out_plus64): New functions.
18083 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
18084 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
18085 (avr_compare_pattern): Skip DImode comparisons.
18087 2012-01-02 Revital Eres <revital.eres@linaro.org>
18089 * ddg.c (def_has_ccmode_p): New function.
18090 (add_cross_iteration_register_deps,
18091 create_ddg_dep_from_intra_loop_link): Call it.
18093 2012-01-02 Richard Guenther <rguenther@suse.de>
18096 * invoke.texi (fassociative-math): Remove spurious paranthesis.
18098 2012-01-01 Jakub Jelinek <jakub@redhat.com>
18100 * gcc.c (process_command): Update copyright notice dates.
18101 * gcov.c (print_version): Likewise.
18102 * gcov-dump.c (print_version): Likewise.
18103 * mips-tfile.c (main): Likewise.
18104 * mips-tdump.c (main): Likewise.
18106 2012-01-01 Ira Rosen <irar@il.ibm.com>
18108 PR tree-optimization/51704
18109 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
18110 a use is inside the basic block or loop before accessing its vect info.
18112 2012-01-01 Jan Hubicka <jhjh@suse.cz>
18114 PR rtl-optimization/51069
18115 * cfgloopmanip.c (remove_path): Removing path making irreducible
18116 region unconditional makes BB part of the region.
18118 2012-01-01 Jakub Jelinek <jakub@redhat.com>
18120 PR tree-optimization/51683
18121 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
18122 calls with side-effects.
18123 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
18125 Copyright (C) 2012 Free Software Foundation, Inc.
18127 Copying and distribution of this file, with or without modification,
18128 are permitted in any medium without royalty provided the copyright
18129 notice and this notice are preserved.