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1 2016-02-08 Richard Biener <rguenther@suse.de>
3 PR tree-optimization/69719
4 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
5 Properly use absolute of the difference of the two offsets to
6 compare or adjust the segment length.
8 2016-02-08 Richard Biener <rguenther@suse.de>
9 Jeff Law <law@redhat.com>
11 PR target/68273
12 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
13 types for anonymous SSA names.
15 2016-02-08 Richard Biener <rguenther@suse.de>
17 PR rtl-optimization/69274
18 * ira.c (ira_setup_alts): Do not change recog_data.operand
19 order.
21 2016-02-08 Jeff Law <law@redhat.com>
23 PR tree-optimization/65917
24 * tree-ssa-dom.c (record_temporary_equivalences): Record both
25 equivalences from if (x == y) style conditionals.
26 (loop_depth_of_name): Remove.
27 (record_equality): Remove loop depth check.
28 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
29 (const_and_copies::record_const_or_copy_raw): New member function.
30 * tree-ssa-scopedtables.c
31 (const_and_copies::record_const_or_copy_raw): New, factored out of
32 (const_and_copies::record_const_or_copy): Call new member function.
35 2016-02-05 Jeff Law <law@redhat.com>
37 PR tree-optimization/68541
38 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
39 (count_stmts_in_block): New function.
40 (poor_ifcvt_candidate_code): Likewise.
41 (is_feasible_trace): Add some heuristics to determine when path
42 splitting is profitable.
43 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
44 is a diamond with a single exit.
46 2016-02-05 Martin Sebor <msebor@redhat.com>
48 PR c++/69662
49 * doc/invoke.texi: Update -Wplacement-new to take an optional
50 argument.
52 2016-02-06 Richard Henderson <rth@redhat.com>
54 PR c/69643
55 * tree.c (tree_nop_conversion_p): Do not strip casts into or
56 out of non-standard address spaces.
58 2016-02-05 Jakub Jelinek <jakub@redhat.com>
60 PR rtl-optimization/69691
61 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
63 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
65 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
66 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
67 (*ieee128_mfvsrd_64bit): Likewise.
68 (*ieee128_mfvsrd_32bit): Likewise.
70 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
72 PR target/69369
73 Revert r232560:
74 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
76 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
77 instrumented_version.
79 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
81 * doc/invoke.texi (Optimize Options): In table of --param options
82 rename second occurrence of tracer-min-branch-ratio to
83 tracer-min-branch-probability, rename
84 tracer-min-branch-ratio-feedback to
85 tracer-min-branch-probability-feedback and clarify description,
86 rename sched-spec-state-edge-prob-cutoff to
87 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
88 to selsched-insns-to-rename, rename lto-minpartition to
89 lto-min-partition, delete reorder-blocks-duplicate and
90 reorder-blocks-duplicate-feedback.
92 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
94 * config/s390/s390.c (s390_register_info_set_ranges): Remove
95 superfluous loops.
97 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
99 * doc/extend.texi: S/390: Correct some typos.
101 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
103 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
105 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
107 PR target/69625
108 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New
109 defines.
110 (s390_register_info_gprtofpr): Use new macros above.
111 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
112 its name.
113 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
114 its name. Adjust restore and save gpr ranges.
115 (s390_register_info_set_ranges): New function.
116 (s390_register_info): Use new macros above. Call
117 s390_register_info_set_ranges.
118 (s390_optimize_register_info): Likewise.
119 (s390_hard_regno_rename_ok): Use new macros.
120 (s390_hard_regno_scratch_ok): Likewise.
121 (s390_emit_epilogue): Likewise.
122 (s390_can_use_return_insn): Likewise.
123 (s390_optimize_prologue): Likewise.
124 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
126 2016-02-05 Jakub Jelinek <jakub@redhat.com>
128 PR bootstrap/69677
129 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
130 alignment fixes.
131 (ix86_option_override_internal): Disable TARGET_STV even for
132 -m{incoming,preferred}-stack-boundary=3.
134 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
136 * config.gcc: Mark deprecated rtems targets as obsolete.
138 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
140 PR rtl-optimization/64682
141 PR rtl-optimization/69567
142 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
143 before I2 only if the register is both used and set in I2.
145 2016-02-04 DJ Delorie <dj@redhat.com>
147 * config/msp430/msp430.c (msp430_start_function): Add function type.
149 2016-02-04 Jakub Jelinek <jakub@redhat.com>
151 PR fortran/69368
152 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
154 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
156 PR rtl-optimization/69577
157 Revert:
158 2015-10-29 Richard Henderson <rth@redhat.com>
160 PR target/68124
161 PR rtl-opt/67609
162 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
163 sse check to the exact conditions of PR 67609.
165 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
167 PR target/69667
168 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
169 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
170 not allowed into the traditional Altivec registers.
171 (movtd_64bit_nodm): Likewise.
172 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
174 2016-02-04 David Malcolm <dmalcolm@redhat.com>
176 * config/aarch64/cortex-a57-fma-steering.c
177 (aarch64_register_fma_steering): Remove "static" from arguments
178 to register_pass.
180 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
182 PR target/69619
183 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
184 twice when complex.
186 2016-02-04 Mike Frysinger <vapier@gentoo.org>
188 * doc/invoke.texi: Delete -mno-fma4.
190 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
192 PR rtl-optimization/69577
193 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
194 (find_subregs_of_mode): Update accordingly. Iterate over partial
195 definitions.
197 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
199 * config/arm/arm-protos.h (neon_reinterpret): Remove.
200 * config/arm/arm.c (neon_reinterpret): Remove.
201 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
202 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
203 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
204 vreinterpretti): Remove.
205 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
206 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
207 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
208 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
209 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
210 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
211 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
212 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
213 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
214 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
215 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
216 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
217 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
218 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
219 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
220 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
221 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
222 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
223 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
224 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
225 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
226 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
227 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
228 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
229 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
230 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
231 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
232 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
233 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
234 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
235 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
236 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
237 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
238 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
239 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
240 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
241 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
242 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
243 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
244 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
245 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
246 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
247 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
248 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
249 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
250 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
251 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
252 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
253 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
254 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
255 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
256 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
257 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
258 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
259 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
260 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
261 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
262 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
263 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
264 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
265 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
266 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
267 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
268 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
269 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
270 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
271 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
272 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
273 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
274 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
275 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
276 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
277 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
278 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
279 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
280 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
281 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
282 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
283 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
284 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
285 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
286 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
287 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
288 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
289 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
290 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
291 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
292 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
293 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
294 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
295 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
296 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
297 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
298 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
299 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
300 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
301 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
302 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
303 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
304 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
305 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
306 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
307 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
309 2016-02-04 Martin Liska <mliska@suse.cz>
311 PR sanitizer/69276
312 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
313 that are gimple_store_p.
314 (maybe_instrument_call): Likewise.
316 2016-02-04 Bin Cheng <bin.cheng@arm.com>
318 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
319 register scaling out of memory reference and comment why.
321 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
323 PR target/65932
324 PR target/67714
325 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
326 folding the source of a SET.
328 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
330 PR target/65932
331 PR target/67714
332 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
333 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
335 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
337 PR target/65932
338 PR target/67714
339 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
340 HImode.
342 2016-02-04 Christian Bruel <christian.bruel@st.com>
344 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
345 * config/arm/arm.c (arm_set_current_function): Likewise.
347 2016-02-04 Jakub Jelinek <jakub@redhat.com>
348 Ilya Enkovich <enkovich.gnu@gmail.com>
349 H.J. Lu <hongjiu.lu@intel.com>
351 PR target/69454
352 * config/i386/i386.c (convert_scalars_to_vector): Remove
353 stack alignment fixes.
354 (ix86_option_override_internal): Disable TARGET_STV if stack
355 might not be aligned enough.
356 (ix86_minimum_alignment): Assert that TARGET_STV is false.
358 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
360 * gcc/config/i386/x86-tune.def: Disable default prefetching
361 for -march=znver1.
363 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
364 Vladimir Makarov <vmakarov@redhat.com>
366 PR target/69461
367 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
368 in validating fused toc addresses.
370 2016-02-03 Jakub Jelinek <jakub@redhat.com>
372 PR c/69627
373 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
374 range->m_caret fields if range->m_show_caret_p is false.
376 PR target/69644
377 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
378 Force oldval into register if it does not satisfy reg_or_short_operand
379 predicate. Fix up formatting.
381 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
382 Alexandre Oliva <aoliva@redhat.com>
384 PR target/69461
385 * lra-constraints.c (simplify_operand_subreg): Check additionally
386 address validity after potential reloading.
387 (process_address_1): Check insns validity. In case of failure do
388 nothing.
390 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
392 PR target/69118
393 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
394 Fix target.
396 2016-02-02 Jakub Jelinek <jakub@redhat.com>
398 * wide-int.cc (canonize_uhwi): New function.
399 (wi::divmod_internal): Use it.
401 2016-02-02 James Norris <jnorris@codesourcery.com
403 * gimplify.c (omp_notice_variable): Add usage check.
405 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
407 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
408 like LE, GE, LT, GT when emitting relational operator.
410 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
412 * ira-costs.c (find_costs_and_classes): Add extra argument.
413 * target.def (ira_change_pseudo_allocno_class): Add parameter.
414 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
415 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
416 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
417 Add best_class parameter, and return it if not ALL_REGS.
418 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
419 Add parameter.
420 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
421 Update target hook.
423 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
425 * config/aarch64/aarch64.c
426 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
427 (aarch64_ira_change_pseudo_allocno_class): New function.
429 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
431 PR target/67032
432 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
434 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
436 * config/avr/avr.c (avr_option_override): Set
437 PARAM_ALLOW_STORE_DATA_RACES to 1.
439 2016-02-02 Richard Biener <rguenther@suse.de>
441 PR tree-optimization/69595
442 * match.pd: Add range test simplifications to true/false.
444 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
446 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
447 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
448 instead.
450 2016-02-02 Richard Biener <rguenther@suse.de>
452 PR tree-optimization/69606
453 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
454 info on the result before moving a stmt.
456 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
458 PR middle-end/68542
459 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
460 branch with vector comparison.
461 * config/i386/sse.md (VI48_AVX): New mode iterator.
462 (define_expand "cbranch<mode>4): Add support for conditional branch
463 with vector comparison.
464 * tree-vect-loop.c (optimize_mask_stores): New function.
465 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
466 has_mask_store field of vect_info.
467 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
468 vectorized loops having masked stores after vec_info destroy.
469 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
470 correspondent macros.
471 (optimize_mask_stores): Add prototype.
473 2016-02-02 Alan Modra <amodra@gmail.com>
475 PR target/69548
476 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
477 allow subregs.
479 2016-02-02 Alan Modra <amodra@gmail.com>
481 PR target/68662
482 * config/rs6000/rs6000.c (need_toc_init): New var, set it
483 whenever toc_label_name used.
484 (rs6000_file_start): Don't set up toc section here,
485 (rs6000_output_function_epilogue): do so here instead,
486 (rs6000_xcoff_file_start): and here.
487 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
488 (load_toc_aix_di): Likewise.
490 2016-02-01 Jakub Jelinek <jakub@redhat.com>
492 PR rtl-optimization/69592
493 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
494 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
495 (num_sign_bit_copies_binary_arith_p): New inline function.
496 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
498 2016-02-01 Jeff Law <law@redhat.com>
500 PR tree-optimization/69580
501 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
502 * tree-ssa-threadbackward.c
503 (fsm_find_control_statement_thread_paths): Do not try to walk
504 through large PHI nodes.
506 2016-02-01 Jakub Jelinek <jakub@redhat.com>
508 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
509 when count is incremented above limit, don't analyze further
510 insns afterwards.
512 * omp-low.c (oacc_parse_default_dims): Avoid
513 -Wsign-compare warning, make sure value fits into int
514 rather than just unsigned int.
516 2016-02-01 Bin Cheng <bin.cheng@arm.com>
518 PR tree-optimization/67921
519 * fold-const.c (split_tree): New parameters. Convert pointer
520 type variable part to proper type before negating.
521 (fold_binary_loc): Pass new arguments to split_tree.
523 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
525 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
526 (nvptx_goacc_validate_dims): Extend to handle global defaults.
527 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
528 * doc/tm.texti: Rebuilt.
529 * doc/invoke.texi (fopenacc-dim): Document.
530 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
531 (append_compiler_options): Likewise.
532 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
533 (oacc_parse_default_dims): New.
534 (oacc_validate_dims): Add USED arg. Select non-unity default when
535 possible.
536 (oacc_loop_fixed_partitions): Return mask of used partitions.
537 (oacc_loop_auto_partitions): Emit dump info.
538 (oacc_loop_partition): Return mask of used partitions.
539 (execute_oacc_device_lower): Parse default dimension arg. Adjust
540 loop partitioning and validation calls.
542 2016-02-01 Richard Biener <rguenther@suse.de>
544 PR middle-end/69556
545 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
547 2016-02-01 Richard Biener <rguenther@suse.de>
549 PR tree-optimization/69574
550 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
551 of asserting return chrec_dont_know.
553 2016-02-01 Martin Liska <mliska@suse.cz>
555 * mem-stats-traits.h: Add copyright header.
556 * mem-stats.h: Likewise.
558 2016-02-01 Richard Biener <rguenther@suse.de>
560 PR tree-optimization/69579
561 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
562 Do not propagate through abnormal PHI results.
564 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
566 * postreload.c (reload_cse_simplify): Remove dead code.
568 2016-02-01 Jakub Jelinek <jakub@redhat.com>
570 PR rtl-optimization/69570
571 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
572 if there is more than one set, not if there is a single set.
574 2016-02-01 Richard Henderson <rth@redhat.com>
576 PR rtl-opt/69535
577 * combine.c (make_compound_operation): When looking through a
578 subreg, make sure to re-extend to the width of the outer mode.
580 2016-01-30 Jakub Jelinek <jakub@redhat.com>
582 PR tree-optimization/69546
583 * wide-int.cc (wi::divmod_internal): For unsigned division
584 where both operands fit into uhwi, if o1 is 1 and o0 has
585 msb set, if divident_prec is larger than bits per hwi,
586 clear another quotient word and return 2 instead of 1.
587 Similarly for remainder with msb in HWI set, if dividend_prec
588 is larger than bits per hwi.
590 2016-01-29 Martin Jambor <mjambor@suse.cz>
592 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
593 Use short lowercase names.
594 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
595 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
596 acq_rel one. Protect warning agains segfaults if
597 get_memory_order_name returns NULL.
598 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
599 with release semantics. Do not warn if get_memory_order already did.
600 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
601 semantics. Fix check for relaxed or acquire semantics. Do not warn
602 if get_memory_order already did.
604 2016-01-29 Sebastian Pop <s.pop@samsung.com>
606 * doc/install.texi: Document that isl-0.16 is supported.
608 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
610 PR target/69299
611 * config/i386/constraints.md (Bm): Describe as special memory
612 constraint.
613 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
614 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
615 * genpreds.c (struct constraint_data): Add is_special_memory.
616 (have_special_memory_constraints, special_memory_start): New
617 static vars.
618 (special_memory_end): Ditto.
619 (add_constraint): Add new arg is_special_memory. Add code to
620 process its true value. Update have_special_memory_constraints.
621 (process_define_constraint): Pass the new arg.
622 (process_define_register_constraint): Ditto.
623 (choose_enum_order): Process special memory.
624 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
625 function insn_extra_special_memory_constraint.
626 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
627 * gensupport.c (process_rtx): Process
628 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
629 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
630 * ira-lives.c (single_reg_class): Use
631 insn_extra_special_memory_constraint.
632 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
633 * lra-constraints.c (process_alt_operands): Ditto.
634 (curr_insn_transform): Use insn_extra_special_memory_constraint.
635 * recog.c (asm_operand_ok, preprocess_constraints): Process
636 CT_SPECIAL_MEMORY.
637 * reload.c (find_reloads): Ditto.
638 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
639 * stmt.c (parse_input_constraint): Use
640 insn_extra_special_memory_constraint.
642 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
644 PR target/69530
645 * lra-splill.c (lra_final_code_change): Revert r229087 by
646 removing all sub-registers.
648 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
650 PR target/65604
651 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
653 2016-01-29 Jakub Jelinek <jakub@redhat.com>
655 PR target/69551
656 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
657 SSE1, copy target into the temporary reg first before recursing
658 on it.
660 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
662 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
663 with vm.
665 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
667 * ginclude/stdarg.h: Test __cplusplus instead of
668 __GXX_EXPERIMENTAL_CXX0X__.
670 2016-01-29 Richard Biener <rguenther@suse.de>
672 PR tree-optimization/69547
673 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
674 Do not mark clobbers necessary.
675 (mark_all_reaching_defs_necessary_1): Likewise.
677 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
679 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
680 declaration name with %qs and print it in both error messages.
681 Also fix indentation.
683 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
685 PR other/69006
686 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
687 trailing blank line from error message.
689 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
691 PR c++/69462
692 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
693 for C++-11.
695 2016-01-29 Richard Biener <rguenther@suse.de>
697 PR middle-end/69537
698 * match.pd: Allow all integral types when simplifying a
699 widening or sign-changing conversion.
701 2016-01-28 Sebastian Pop <s.pop@samsung.com>
703 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
704 back to setting codegen_error to fail codegen.
706 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
708 PR target/69459
709 * config/i386/constraints.md (C): Only accept constant zero operand.
710 (BC): New constraint.
711 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
712 instead of C constraint.
713 * doc/md.texi (Machine Constraints): Update description
714 of C constraint.
716 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
718 PR target/68400
719 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
721 2016-01-28 Jakub Jelinek <jakub@redhat.com>
723 PR middle-end/69542
724 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
725 non-debug insns.
727 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
729 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
730 branches if using guessed profile.
732 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
734 * graphite-optimize-isl.c (optimize_isl): Fix dump.
736 2016-01-28 Richard Henderson <rth@redhat.com>
738 PR target/69305
739 * config/aarch64/aarch64-modes.def (CC_Cmode): New
740 * config/aarch64/aarch64-protos.h: Update.
741 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
742 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
743 (aarch64_get_condition_code_1): Handle CC_Cmode.
744 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
745 (*add<mode>3_compareC_cconly_imm): New.
746 (*add<mode>3_compareC_cconly): New.
747 (*add<mode>3_compareC_imm): New.
748 (add<mode>3_compareC): New.
749 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
750 to be first. Use aarch64_carry_operation.
751 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
752 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
753 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
754 (subti3): Use subdi3_compare1.
755 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
756 (sub<mode>3_compare1): New.
757 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
758 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
759 (*subsi3_carryin_uxtw): Likewise.
760 (*ngc<mode>, *ngcsi_uxtw): Likewise.
761 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
762 * config/aarch64/iterators.md (DWI): New.
763 * config/aarch64/predicates.md (aarch64_carry_operation): New.
764 (aarch64_borrow_operation): New.
766 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
768 * graphite-optimize-isl.c (optimize_isl): Print a different debug
769 message when isl does not return a valid schedule.
771 2016-01-28 Sebastian Pop <s.pop@samsung.com>
773 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
774 Remove comments from class declarations: they are already in the code
775 close by the defs.
777 2016-01-28 Sebastian Pop <s.pop@samsung.com>
779 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
780 codegen_error_p.
781 (ternary_op_to_tree): Same.
782 (unary_op_to_tree): Same.
783 (nary_op_to_tree): Same.
784 (gcc_expression_from_isl_expr_op): Same.
785 (gcc_expression_from_isl_expression): Same.
786 (graphite_create_new_loop): Same.
787 (graphite_create_new_loop_guard): Same.
788 (build_iv_mapping): Same.
789 (graphite_create_new_guard): Same.
790 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
791 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
793 2016-01-28 Sebastian Pop <s.pop@samsung.com>
795 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
796 instead of setting codegen_error to fail codegen.
798 2016-01-28 Jason Merrill <jason@redhat.com>
800 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
802 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
804 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
805 Remove CONST_INT_P check in CCMP cost calculation.
807 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
809 * config/aarch64/aarch64.c (generic_vector_cost):
810 Set vec_permute_cost.
811 (cortexa57_vector_cost): Likewise.
812 (exynosm1_vector_cost): Likewise.
813 (xgene1_vector_cost): Likewise.
814 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
815 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
816 Add vec_permute_cost entry.
818 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
820 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
821 immediate as %1.
822 (add<mode>3_compare0): Likewise.
823 (addsi3_compare0_uxtw): Likewise.
824 (add<mode>3nr_compare0): Likewise.
825 (compare_neg<mode>): Likewise.
826 (<optab><mode>3): Likewise.
828 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
830 * tree-vect-stmts.c (vectorizable_comparison): Add
831 NULL check for vectype.
833 2016-01-28 Richard Biener <rguenther@suse.de>
835 PR tree-optimization/69466
836 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
837 Account for PHIs we couldn't duplicate.
839 2016-01-28 Martin Liska <mliska@suse.cz>
841 PR pch/68758
842 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
843 instead of ENABLE_VALGRIND_CHECKING.
845 2016-01-27 Richard Henderson <rth@redhat.com>
847 PR rtl-opt/69447
848 * lra-remat.c (subreg_regs): New.
849 (dump_candidates_and_remat_bb_data): Dump it.
850 (operand_to_remat): Reject if operand in subreg_regs.
851 (set_bb_regs): Collect subreg_regs.
852 (lra_remat): Init and free subreg_regs. Compute
853 calculate_local_reg_remat_bb_data before create_cands.
855 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
857 PR target/68986
858 * config/i386/i386.c (ix86_update_stack_boundary): Don't
859 change stack_alignment_needed for __tls_get_addr call.
861 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
863 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
865 2016-01-27 Jeff Law <law@redhat.com>
867 PR tree-optimization/68398
868 PR tree-optimization/69196
869 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
870 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
871 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
872 Only count PHIs in the last block in the path. The others will
873 const/copy propagate away. Add heuristic to allow more irreducible
874 subloops to be created when it is likely profitable to do so.
876 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
877 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
878 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
880 2016-01-27 Jakub Jelinek <jakub@redhat.com>
882 PR lto/69254
883 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
884 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
885 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
886 * tree-streamer-in.c: Include asan.h.
887 (streamer_get_builtin_tree): For builtins in sanitizer
888 range call initialize_sanitizer_builtins and retry.
890 2016-01-27 Ian Lance Taylor <iant@google.com>
892 * common.opt (fkeep-gc-roots-live): New undocumented option.
893 * tree-ssa-loop-ivopts.c (add_candidate_1): If
894 -fkeep-gc-roots-live, skip pointers.
895 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
896 NULL.
898 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
900 PR target/69512
901 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
902 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
904 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
906 PR target/68380
907 * configure.ac: NetBSD provides SSP in its C library.
908 * configure: Updated.
910 2016-01-27 Richard Biener <rguenther@suse.de>
912 PR tree-optimization/69166
913 * tree-vect-loop.c (vect_is_simple_reduction): Always check
914 reduction code for commutativity / associativity.
916 2016-01-27 Martin Jambor <mjambor@suse.cz>
918 PR tree-optimization/69355
919 * tree-sra.c (analyze_access_subtree): Correct hole detection when
920 total_scalarization fails.
922 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
924 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
925 power9.
927 2016-01-27 Christian Bruel <christian.bruel@st.com>
929 PR target/69245
930 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
931 Move arm_reset_previous_fndecl and set_target_option_current_node in
932 the conditional part. Call save_restore_target_globals.
933 * config/arm/arm.c (arm_set_current_function):
934 Refactor to better support #pragma target and attribute mix.
935 Call save_restore_target_globals.
936 * config/arm/arm-protos.h (save_restore_target_globals): New function.
938 2016-01-27 Martin Liska <mliska@suse.cz>
940 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
941 reference for an HSA kernel and its host function.
943 2016-01-27 Jakub Jelinek <jakub@redhat.com>
945 PR tree-optimization/69399
946 * wide-int.h (wi::lrshift): For larger precisions, only
947 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
949 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
951 * config/arc/predicates.md (proper_comparison_operator): Reject
952 constant-constant comparison.
954 2016-01-26 Tom de Vries <tom@codesourcery.com>
956 PR tree-optimization/69110
957 * tree-data-ref.c (initialize_data_dependence_relation): Handle
958 DR_NUM_DIMENSIONS == 0.
960 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
961 Sebastian Pop <s.pop@samsung.com>
963 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
964 isl_ast_op_cond and isl_ast_op_select.
965 (gcc_expression_from_isl_expr_op): Same.
967 2016-01-26 Jason Merrill <jason@redhat.com>
969 PR c++/68782
970 * tree.c (recompute_constructor_flags): Split out from
971 build_constructor.
972 (verify_constructor_flags): New.
973 * tree.h: Declare them.
975 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
977 PR rtl-optimization/69217
978 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
979 are no TYPE_FIELDS set for the record type.
981 2016-01-26 Jakub Jelinek <jakub@redhat.com>
983 PR target/68662
984 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
985 toc_label_name unconditionally.
986 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
987 SYMBOL_REF string. Use toc_label_name instead of constructing
988 LCTOC1.
989 (rs6000_elf_declare_function_name): Use toc_label_name instead of
990 constructing LCTOC1.
992 2016-01-26 Martin Sebor <msebor@redhat.com>
994 PR other/69477
995 * doc/extend.texi (Common Type Attributes): Move text that talks about
996 attribute packed from attribute aligned to the section discussing
997 the former attribute for clarity.
999 2016-01-26 Richard Henderson <rth@redhat.com>
1001 PR middle-end/60908
1002 * trans-mem.c (tm_region_init): Mark entry block as visited.
1004 2016-01-26 David Malcolm <dmalcolm@redhat.com>
1006 PR other/69006
1007 * diagnostic-show-locus.c (layout::print_source_line): Replace
1008 call to pp_newline with call to layout::print_newline.
1009 (layout::print_annotation_line): Likewise.
1010 (layout::move_to_column): Likewise.
1011 (layout::print_any_fixits): After printing any fixits, print a
1012 trailing newline, if necessary.
1013 (layout::print_newline): New method, resetting any colorization
1014 before a newline.
1015 (diagnostic_show_locus): Move the pp_newline to before the
1016 early bailout. Remove dummy block enclosing the layout instance.
1017 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
1018 of pp_newline_and_flush with pp_flush.
1019 (diagnostic_append_note): Delete use of pp_newline.
1020 (diagnostic_append_note_at_rich_loc): Delete.
1021 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
1022 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
1023 when newline characters are added to the buffer.
1025 2016-01-26 Michael Matz <matz@suse.de>
1027 * configure.ac (ac_cv_std_swap_in_utility): New test.
1028 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
1029 * configure: Regenerate.
1030 * config.in: Regenerate.
1032 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
1034 * config/arc/arc.md (cstoresi4): Force operand into register.
1035 (arcset<code>): Fix predicate.
1036 (arcsetltu): Likewise.
1037 (arcsetgeu): Likewise.
1038 (arcsethi): Likewise.
1039 (arcsetls): Likewise.
1041 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1043 PR tree-optimization/69483
1044 * gimple-fold.c (canonicalize_constructor_val): Return NULL
1045 if base has error_mark_node type.
1047 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
1049 PR target/68620
1050 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
1051 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
1052 New helper macros.
1053 (vget_lane_f16): Handle big-endian.
1054 (vgetq_lane_f16): Likewise.
1055 (vset_lane_f16): Likewise.
1056 (vsetq_lane_f16): Likewise.
1057 * config/arm/iterators.md (VQXMOV): Add V8HF.
1058 (VDQ): Add V4HF and V8HF.
1059 (V_reg): Handle V4HF and V8HF.
1060 (Is_float_mode): Likewise.
1061 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
1062 neon_vdup_nv8hf): New patterns.
1063 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
1064 Use VD_LANE iterator.
1065 (neon_vld1_dup<mode>): Use VQ2 iterator.
1067 2016-01-26 Nathan Sidwell <nathan@acm.org>
1069 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
1070 (set_oacc_fn_attrib): Add IS_KERNEL arg.
1071 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
1072 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
1073 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
1074 (oacc_validate_dims): Add LEVEL arg, don't return level.
1075 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
1076 oacc_validate_dims.
1077 (execute_oacc_device_lower): Adjust, add more dump output.
1078 * tree-ssa-loop.c (gate_oacc_kernels): Use
1079 oacc_fn_attrib_kernels_p.
1080 * tree-parloops.c (create_parallel_loop): Adjust
1081 set_oacc_fn_attrib call.
1083 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1085 PR lto/69254
1086 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
1087 (append_compiler_options): Handle -fcilkplus.
1088 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
1090 2016-01-26 Nick Clifton <nickc@redhat.com>
1092 PR target/66655
1093 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
1094 been marked as DECL_ONE_ONLY but we do not the means to make it
1095 so, then do not allow it to bind locally.
1097 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1099 PR lto/69254
1100 * opts.h (parse_sanitizer_options): New prototype.
1101 * opts.c (sanitizer_opts): New array.
1102 (parse_sanitizer_options): New function.
1103 (common_handle_option): Use parse_sanitizer_options.
1105 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
1107 PR target/68986
1108 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
1109 alignment adjustment to ...
1110 (ix86_update_stack_boundary): Here. Don't over-align stack for
1111 __tls_get_addr.
1112 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
1113 if __tls_get_addr is called.
1115 2016-01-26 Christian Bruel <christian.bruel@st.com>
1117 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
1119 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
1121 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
1123 2016-01-26 Richard Biener <rguenther@suse.de>
1125 PR middle-end/69467
1126 * match.pd: Guard X * CST CMP 0 pattern with single_use.
1128 2016-01-26 Richard Biener <rguenther@suse.de>
1130 PR tree-optimization/69452
1131 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
1132 (move_computations_dom_walker::before_dom_children): Rename
1133 to ...
1134 (move_computations_worker): This.
1135 (move_computations): Perform an RPO rather than a DOM walk.
1137 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1139 PR target/69442
1140 * combine.c (combine_instructions): For REG_EQUAL note with
1141 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
1142 to the underlying register.
1143 * doc/rtl.texi (REG_EQUAL): Document the behavior of
1144 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
1146 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
1148 PR target/67896
1149 * config/aarch64/aarch64-builtins.c
1150 (aarch64_init_simd_builtin_types): Do not set structural
1151 equality to __Poly{8,16,64,128}_t types.
1153 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
1155 PR tree-optimization/69400
1156 * wide-int.cc (wi_pack): Take the precision as argument and
1157 perform canonicalization here rather than in the callers.
1158 Use the main loop to handle all full-width HWIs. Add a
1159 zero HWI if in_len isn't a full result.
1160 (wi::divmod_internal): Update accordingly.
1161 (wi::mul_internal): Likewise. Simplify.
1163 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
1164 Sebastian Pop <s.pop@samsung.com>
1166 * graphite-poly.c (apply_poly_transforms): Simplify.
1167 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
1168 (print_isl_map): Same.
1169 (print_isl_union_map): Same.
1170 (print_isl_schedule): New.
1171 (debug_isl_schedule): New.
1172 * graphite-dependences.c (scop_get_reads): Do not call
1173 isl_union_map_add_map that is undocumented isl functionality.
1174 (scop_get_must_writes): Same.
1175 (scop_get_may_writes): Same.
1176 (scop_get_original_schedule): Remove.
1177 (scop_get_dependences): Do not call isl_union_map_compute_flow that
1178 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
1179 (compute_deps): Remove.
1180 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
1181 (debug_schedule_ast): New.
1182 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
1183 set_separate_option.
1184 (graphite_regenerate_ast_isl): Add dump.
1185 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
1186 from scop->transformed_schedule.
1187 (graphite_regenerate_ast_isl): Add more dump.
1188 * graphite-optimize-isl.c (optimize_isl): Set
1189 scop->transformed_schedule. Check whether schedules are equal.
1190 (apply_poly_transforms): Move here.
1191 * graphite-poly.c (apply_poly_transforms): ... from here.
1192 (free_poly_bb): Static.
1193 (free_scop): Static.
1194 (pbb_number_of_iterations_at_time): Remove.
1195 (print_isl_ast): New.
1196 (debug_isl_ast): New.
1197 (debug_scop_pbb): New.
1198 * graphite-scop-detection.c (print_edge): Move.
1199 (print_sese): Move.
1200 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
1201 (build_scop_scattering): Remove.
1202 (create_pw_aff_from_tree): Assert instead of bailing out.
1203 (add_condition_to_pbb): Remove unused code, do not fail.
1204 (add_conditions_to_domain): Same.
1205 (add_conditions_to_constraints): Remove.
1206 (build_scop_context): New.
1207 (add_iter_domain_dimension): New.
1208 (build_iteration_domains): Initialize pbb->iterators.
1209 Call add_conditions_to_domain.
1210 (nested_in): New.
1211 (loop_at): New.
1212 (index_outermost_in_loop): New.
1213 (index_pbb_in_loop): New.
1214 (outermost_pbb_in): New.
1215 (add_in_sequence): New.
1216 (add_outer_projection): New.
1217 (outer_projection_mupa): New.
1218 (add_loop_schedule): New.
1219 (build_schedule_pbb): New.
1220 (build_schedule_loop): New.
1221 (embed_in_surrounding_loops): New.
1222 (build_schedule_loop_nest): New.
1223 (build_original_schedule): New.
1224 (build_poly_scop): Call build_original_schedule.
1225 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
1226 (free_poly_dr): Remove.
1227 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
1228 (free_poly_bb): Remove.
1229 (debug_loop_vec): Remove.
1230 (print_isl_ast): Declare.
1231 (debug_isl_ast): Declare.
1232 (scop_do_interchange): Remove.
1233 (scop_do_strip_mine): Remove.
1234 (scop_do_block): Remove.
1235 (flatten_all_loops): Remove.
1236 (optimize_isl): Remove.
1237 (pbb_number_of_iterations_at_time): Remove.
1238 (debug_scop_pbb): Declare.
1239 (print_schedule_ast): Declare.
1240 (debug_schedule_ast): Declare.
1241 (struct scop): Remove schedule. Add original_schedule,
1242 transformed_schedule.
1243 (free_gimple_poly_bb): Remove.
1244 (print_generated_program): Remove.
1245 (debug_generated_program): Remove.
1246 (unify_scattering_dimensions): Remove.
1247 * sese.c (print_edge): ... here.
1248 (print_sese): ... here.
1249 (debug_edge): ... here.
1250 (debug_sese): ... here.
1251 * sese.h (print_edge): Declare.
1252 (print_sese): Declare.
1253 (dump_edge): Declare.
1254 (dump_sese): Declare.
1256 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
1257 Sebastian Pop <s.pop@samsung.com>
1259 * Makefile.in: Set ISLVER in site.exp.
1261 2016-01-25 Jakub Jelinek <jakub@redhat.com>
1263 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
1264 DECL_VALUE_EXPR of new_var even for the non-array case. Look
1265 through DECL_VALUE_EXPR for expansion.
1267 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
1269 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
1270 the frame info after reload completed.
1272 2016-01-25 Jeff Law <law@redhat.com>
1274 PR tree-optimization/69196
1275 PR tree-optimization/68398
1276 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
1277 tree-ssa-threadupdate.c.
1278 (determine_bb_domination_status): Prototype
1279 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
1280 (determine_bb_domination_status): No longer static.
1281 (valid_jump_thread_path): Remove code to detect characteristics
1282 of the jump thread path not associated with correctness.
1283 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
1284 Correct test for thread path length. Count PHIs for real operands as
1285 statements that need to be copied. Do not count ASSERT_EXPRs.
1286 Look at all the blocks in the thread path. Compute and selectively
1287 filter thread paths based on threading through the latch, threading
1288 a multiway branch or crossing a multiway branch.
1290 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1292 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
1293 decl with __attribute__ ((unused)) annotation.
1295 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
1297 PR target/69421
1298 * tree-vect-stmts.c (vectorizable_condition): Check vectype
1299 of operands is compatible with a statement vectype.
1301 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
1303 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
1304 improve wording for mixed storage order support.
1306 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
1308 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
1309 (vcvt_u64_f64): Likewise.
1310 (vcvta_s64_f64): Likewise.
1311 (vcvta_u64_f64): Likewise.
1312 (vcvtm_s64_f64): Likewise.
1313 (vcvtm_u64_f64): Likewise.
1314 (vcvtn_s64_f64): Likewise.
1315 (vcvtn_u64_f64): Likewise.
1316 (vcvtp_s64_f64): Likewise.
1317 (vcvtp_u64_f64): Likewise.
1319 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
1321 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
1322 (arc_init): Check validity mll64 option.
1323 (arc_save_restore): Use double load/store instruction.
1324 (arc_expand_movmem): Likewise.
1325 (arc_split_move): Don't split if we have double load/store
1326 instructions. Returns a boolean.
1327 (arc_process_double_reg_moves): Change function to return boolean
1328 instead of a sequence of instructions.
1329 (arc_dwarf_register_span): New function.
1330 * config/arc/arc-protos.h (arc_split_move): Change prototype.
1331 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
1332 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
1333 (*movdf_insn): Likewise.
1334 * config/arc/arc.opt (mll64): New option.
1335 * config/arc/predicates.md (even_register_operand): New predicate.
1336 * doc/invoke.texi (ARC Options): Add mll64 documentation.
1338 2016-01-25 Richard Biener <rguenther@suse.de>
1340 PR lto/69393
1341 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
1342 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
1343 DECL_NAMELESS.
1344 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
1346 2016-01-25 Richard Biener <rguenther@suse.de>
1348 PR tree-optimization/69376
1349 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
1350 flag.
1351 (VN_INFO_ANTI_RANGE_P): New inline.
1352 (VN_INFO_RANGE_TYPE): Likewise.
1353 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
1354 SSA_NAME_ANTI_RANGE_P.
1355 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
1356 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1357 Properly query VN_INFO_RANGE_TYPE.
1359 2016-01-25 Nick Clifton <nickc@redhat.com>
1361 PR target/66655
1362 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
1364 2016-01-23 Tom de Vries <tom@codesourcery.com>
1366 PR tree-optimization/69426
1367 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
1368 removed clobber.
1370 2016-01-23 Jakub Jelinek <jakub@redhat.com>
1372 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
1373 "the the" with "the" in the comments.
1374 * ipa-devirt.c (build_type_inheritance_graph,
1375 update_type_inheritance_graph): Likewise.
1376 * tree.c (build_function_type_list_1): Likewise.
1377 * cfgloopmanip.c (scale_loop_profile): Likewise.
1378 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
1379 * gimple-ssa-split-paths.c
1380 (find_block_to_duplicate_for_splitting_paths): Likewise.
1381 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
1382 * expr.c (convert_move): Likewise.
1383 * var-tracking.c (vt_stack_adjustments): Likewise.
1384 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
1385 * tree-vrp.c (test_for_singularity): Likewise.
1387 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
1388 directly instead of building a temporary tree.
1390 PR bootstrap/69434
1391 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
1392 remove <algorithm> include.
1394 2016-01-22 Jakub Jelinek <jakub@redhat.com>
1396 PR target/69432
1397 * config/i386/i386.c: Include dojump.h.
1398 (expand_small_movmem_or_setmem,
1399 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
1400 fixes.
1401 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
1402 if dynamic_check != -1.
1404 2016-01-21 Jeff Law <law@redhat.com>
1406 PR middle-end/69347
1407 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
1408 record_temporary_equivalences. Rewritten to avoid unnecessary calls
1409 into dominated_by_p.
1410 (cprop_into_successor_phis): Avoid unnecessary tests.
1412 2016-01-22 Richard Henderson <rth@redhat.com>
1414 PR target/69416
1415 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
1416 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
1418 2016-01-22 Michael Matz <matz@suse.de>
1420 * system.h (string, algorithm): Include only conditionally.
1421 (new): Include always under C++.
1422 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
1423 * final.c (toplevel): Ditto.
1424 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
1425 * genconditions.c (write_header): Make gencondmd.c define
1426 INCLUDE_STRING.
1427 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
1429 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
1430 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
1432 2016-01-22 Christian Bruel <christian.bruel@st.com>
1434 PR target/68674
1435 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
1437 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1439 PR target/69403
1440 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
1441 define_insn_and_split. Ensure operands[1] and operands[0] do not
1442 get assigned the same register.
1444 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
1446 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
1448 2016-01-22 Christian Bruel <christian.bruel@st.com>
1450 * config/arm/arm-c.c (arm_pragma_target_parse):
1451 Remove warn_builtin_macro_redefined overwrite.
1453 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
1455 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
1456 flag_non_call_exceptions compatibility.
1458 2016-01-22 Jakub Jelinek <jakub@redhat.com>
1460 PR debug/66668
1461 * dwarf2out.c (add_child_die_after): New function.
1462 (dwarf_qual_info_t): New type.
1463 (dwarf_qual_info): New variable.
1464 (qualified_die_p): New function.
1465 (modified_type_die): For -fdebug-types-section, ensure
1466 canonical order of qualifiers. Put qualified DIEs adjacent
1467 to the corresponding non-qualified type DIE and search there
1468 for existing qualified DIEs.
1470 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
1472 * doc/extend.texi (scalar_storage_order type attribute): Document
1473 restriction on type punning and aliasing, and remove future tense.
1475 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
1477 PR target/69252
1478 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
1479 first stage.
1481 2016-01-21 Jeff Law <law@redhat.com>
1483 PR middle-end/69347
1484 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
1485 useless call to record_temporary_equivalences.
1486 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
1487 allocate 10 slots in the bb_path vector and let it grow as needed.
1488 (fsm_find_control_statement_thread_paths): Similarly for the next_path
1489 vector.
1491 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
1493 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
1494 Detangle.
1495 * configure: Regenerate.
1497 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
1499 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
1500 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
1502 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
1504 PR middle-end/66178
1505 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
1506 drop EXPAND_INITIALIZER.
1507 * rtl.h (contains_symbolic_reference_p): Declare.
1508 * rtlanal.c (contains_symbolic_reference_p): New function.
1509 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
1510 a subtraction into a NOT if symbolic constants are involved.
1512 2016-01-21 Anton Blanchard <anton@samba.org>
1513 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1515 PR target/63354
1516 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
1517 #define.
1518 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
1519 function.
1521 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
1523 * config/microblaze/microblaze.c
1524 (get_branch_target): New.
1525 (insert_wic_for_ilb_runout): New.
1526 (insert_wic): New.
1527 (microblaze_machine_dependent_reorg): New.
1528 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
1529 * config/microblaze/microblaze.md
1530 (UNSPEC_IPREFETCH): Define.
1531 (iprefetch): New pattern
1532 * config/microblaze/microblaze.opt
1533 (mxl-prefetch): New flag.
1535 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
1537 * config/microblaze/microblaze.h
1538 (FIXED_REGISTERS): Update in macro.
1539 (CALL_USED_REGISTERS): Update in macro.
1541 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
1543 PR rtl-optimization/68920
1544 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
1545 moves.
1547 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
1549 PR rtl-optimization/68990
1550 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
1551 pseudo instead of inheritance ones.
1553 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
1554 Nick Clifton <nickc@redhat.com>
1556 PR target/69129
1557 PR target/69012
1558 * config/mips/mips.c (mips_compute_frame_info): Initialise
1559 args_size and hard_frame_pointer_offset fields of the frame
1560 structure before calling mips_global_pointer.
1562 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
1564 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
1565 label reference.
1566 * configure: Regenerate.
1568 2016-01-21 Richard Biener <rguenther@suse.de>
1570 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
1572 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
1574 * config/s390/s390.c (s390_asm_declare_function_size): Add code
1575 to actually emit the .size directive.
1577 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
1578 Jakub Jelinek <jakub@redhat.com>
1580 PR target/69187
1581 PR target/65624
1582 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
1583 args array size by one to avoid buffer overflow.
1585 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
1587 * config/s390/s390.md (pool_section_start): Use switch_to_section
1588 to select proper read-only data section instead of hardcoding
1589 .rodata.
1590 (pool_section_end): Use switch_to_section to match the above.
1592 2016-01-21 Richard Biener <rguenther@suse.de>
1594 PR tree-optimization/69378
1595 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
1596 (set_ssa_val_to): Use it for dominance checks taking into
1597 account not executable edges.
1599 2016-01-21 Jakub Jelinek <jakub@redhat.com>
1601 PR c++/69355
1602 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
1603 for bitsize instead of GET_MODE_PRECISION (mode).
1605 2016-01-20 Martin Sebor <msebor@redhat.com>
1607 PR c/52291
1608 * extend.texi (__sync Builtins): Clarify the semantics of
1609 __sync_fetch_and_OP built-ins on pointers.
1610 (__atomic Builtins): Same.
1612 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1613 Sebastian Pop <s.pop@samsung.com>
1615 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
1616 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
1617 (is_valid_rename): Same.
1618 (translate_isl_ast_to_gimple::get_rename): Same.
1619 (translate_isl_ast_to_gimple::rename_all_uses): Same.
1620 (translate_isl_ast_to_gimple::rename_uses): Same.
1621 (get_new_name): Check for close_phi nodes.
1622 (copy_loop_phi_args): Use phi_node_kind.
1623 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
1624 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
1626 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1627 Sebastian Pop <s.pop@samsung.com>
1629 Revert commit r229783.
1630 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
1631 Remove use of parameter_rename_map.
1632 (copy_def): Remove.
1633 (copy_internal_parameters): Remove.
1634 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
1635 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
1636 (free_sese_info): Do not free parameter_rename_map.
1637 (set_rename): Do not use parameter_rename_map.
1638 (rename_uses): Update call to set_rename.
1639 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
1640 * sese.h (parameter_rename_map_t): Remove.
1641 (struct sese_info_t): Remove field parameter_rename_map.
1643 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1644 Sebastian Pop <s.pop@samsung.com>
1646 * graphite-isl-ast-to-gimple.c: Fix comment.
1647 * graphite-scop-detection.c (defined_in_loop_p): New.
1648 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
1649 names defined in loop.
1651 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1652 Sebastian Pop <s.pop@samsung.com>
1654 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
1655 Discard unstructured if-then-else regions.
1657 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1658 Sebastian Pop <s.pop@samsung.com>
1660 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
1661 (cleanup_loop_iter_dom): Remove.
1662 (build_loop_iteration_domains): Remove.
1663 (build_scop_context): Remove.
1664 (build_scop_iteration_domain): Remove.
1665 (add_loop_constraints): New.
1666 (build_iteration_domains): New.
1667 (build_poly_scop): Call build_iteration_domains.
1669 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1670 Sebastian Pop <s.pop@samsung.com>
1672 * graphite-scop-detection.c
1673 (scop_detection::harmful_loop_in_region): Free dom and loops.
1674 (scop_detection::loop_body_is_valid_scop): Free bbs.
1676 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1677 Sebastian Pop <s.pop@samsung.com>
1679 * graphite-scop-detection.c (record_loop_in_sese): New.
1680 (gather_bbs::before_dom_children): Call record_loop_in_sese.
1681 (build_scops): Remove call to build_sese_loop_nests.
1682 * sese.c (sese_record_loop): Remove.
1683 (build_sese_loop_nests): Remove.
1684 (new_sese_info): Remove region->loops.
1685 (free_sese_info): Same.
1686 * sese.h (sese_contains_loop): Same.
1687 (build_sese_loop_nests): Remove.
1688 (sese_contains_loop): Remove.
1690 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1691 Sebastian Pop <s.pop@samsung.com>
1693 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
1694 loop_is_valid_in_scop.
1695 (scop_detection::harmful_stmt_in_region): Renamed
1696 harmful_loop_in_region.
1697 Call loop_is_valid_in_scop.
1699 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1700 Sebastian Pop <s.pop@samsung.com>
1702 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
1703 isl_ast_node_mark.
1705 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1706 Sebastian Pop <s.pop@samsung.com>
1708 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
1709 * graphite.h (struct poly_bb): Remove field is_reduction.
1710 (PBB_IS_REDUCTION): Remove.
1712 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1713 Sebastian Pop <s.pop@samsung.com>
1715 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
1716 (add_pdr_constraints): Same.
1717 (scop_get_reads): Same.
1718 (scop_get_must_writes): Same.
1719 (scop_get_may_writes): Same.
1720 (scop_get_original_schedule): Same.
1721 (extend_schedule): Same.
1722 (apply_schedule_on_deps): Same.
1723 (carries_deps): Same.
1724 (compute_deps): Same.
1725 (scop_get_dependences): Same.
1726 * graphite-isl-ast-to-gimple.c
1727 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
1728 * graphite-optimize-isl.c (get_schedule_for_band): Same.
1729 (get_schedule_for_band_list): Same.
1730 (get_schedule_map): Same.
1731 (apply_schedule_map_to_scop): Same.
1732 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
1733 (build_loop_iteration_domains): Same.
1734 (add_condition_to_pbb): Same.
1735 (add_param_constraints): Same.
1736 (pdr_add_memory_accesses): Same.
1737 (pdr_add_data_dimensions): Same.
1739 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
1741 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
1742 requirements.
1744 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
1746 * common.opt (feliminate-dwarf2-dups): Replace references to
1747 "DWARF 2" with just "DWARF".
1748 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
1749 * doc/extend.texi: Likewise.
1750 * doc/cpp.texi: Likewise.
1751 * doc/invoke.texi: Likewise.
1752 (Option Summary): Add -gdwarf to list of Debugging Options.
1753 (Debugging Options): Document -gdwarf.
1754 * doc/contrib.texi: Spell "DWARF" like that.
1756 2016-01-21 Jakub Jelinek <jakub@redhat.com>
1758 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
1759 warning. Fix up formatting.
1761 PR middle-end/67653
1762 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
1763 attempt to mark memory input operand addressable and
1764 call prepare_gimple_addressable in that case. Don't adjust
1765 input_location for diagnostics, use error_at instead.
1767 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
1769 * config/rs6000/ppc-auxv.h: New file.
1770 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
1771 (cpu_is): Likewise.
1772 (cpu_supports): Likewise.
1773 * config/rs6000/rs6000.c: include "ppc-auxv.h".
1774 (cpu_is_info): New variable.
1775 (cpu_supports_info): Likewise.
1776 (tcb_verification_symbol): Likewise.
1777 (cpu_builtin_p): Likewise.
1778 (cpu_expand_builtin): New function.
1779 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
1780 (rs6000_init_builtins): Likewise.
1781 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
1782 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
1783 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
1784 * configure: Regenerate.
1785 * config.in: Likewise.
1786 * doc/extend.texi (PowerPC Built-in Functions): Document
1787 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
1789 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
1791 PR target/68609
1792 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
1793 domain check.
1794 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
1795 for V4SFmode.
1797 2016-01-20 Richard Henderson <rth@redhat.com>
1799 PR bootstrap/69343
1800 PR bootstrap/69339
1801 PR tree-opt/68964
1802 Revert:
1803 * tree.c (tm_define_builtin): New.
1804 (find_tm_vector_type): New.
1805 (build_tm_vector_builtins): New.
1806 (build_common_builtin_nodes): Call it.
1808 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
1810 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
1811 (arm_fp_ok): Likewise.
1812 (arm_fp): Likewise.
1813 (arm_crypto): Likewise.
1815 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
1816 Richard Biener <rguenther@suse.de>
1818 PR tree-optimization/69328
1819 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
1820 vectors have same number of elements.
1821 (vectorizable_condition): Fix masked version recognition.
1823 2016-01-20 Richard Biener <rguenther@suse.de>
1825 PR tree-optimization/69345
1826 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
1827 (VN_INFO_PTR_INFO): Likewise.
1828 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
1829 info when it is equal between non-dominating SSA names.
1830 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1831 Make sure to look at original SSA infos.
1833 2016-01-20 Jeff Law <law@redhat.com>
1835 PR target/25114
1836 * config/m68k/predicates.md (pow2_m1_operand): New predicate
1837 extracted from ...
1838 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
1839 (pc_or_label_operand): New predicate.
1840 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
1841 tests for small integers that are 2^n - 1.
1843 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
1845 * doc/invoke.texi (Options Summary): Add '.' after @xref.
1847 2016-01-19 Jeff Law <law@redhat.com>
1849 PR middle-end/69347
1850 * tree-ssa-threadbackwards.c
1851 (fsm_find_control_statement_thread_paths): Do not try to lookup
1852 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
1854 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
1856 * doc/lto.texi: Remove text that says only Gold has linker plugin
1857 support.
1859 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
1861 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
1862 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
1863 the DIE accordingly.
1864 (modified_type_die): Add REVERSE parameter and pass it recursively,
1865 as well as to base_type_die. Adjust presence check accordingly.
1866 (base_type_for_mode): Adjust call to modified_type_die.
1867 (add_type_attribute): Add REVERSE parameter and pass it to
1868 modified_type_die.
1869 (generic_parameter_die): Adjust call to add_type_attribute.
1870 (add_scalar_info): Likewise.
1871 (add_subscript_info): Likewise.
1872 (gen_array_type_die): Likewise.
1873 (gen_descr_array_type_die): Likewise.
1874 (gen_entry_point_die): Likewise.
1875 (gen_enumeration_type_die): Likewise.
1876 (gen_formal_parameter_die): Likewise.
1877 (gen_subprogram_die): Likewise.
1878 (gen_variable_die ): Likewise.
1879 (gen_const_die): Likewise.
1880 (gen_field_die): Likewise.
1881 (gen_pointer_type_die): Likewise.
1882 (gen_reference_type_die): Likewise.
1883 (gen_ptr_to_mbr_type_die): Likewise.
1884 (gen_inheritance_die): Likewise.
1885 (gen_subroutine_type_die): Likewise.
1886 (gen_typedef_die): Likewise.
1887 (force_type_die): Adjust call to modified_type_die.
1889 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
1891 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
1892 flow throughout the file. Fix broken link to Objective-C 2.0
1893 documentation.
1894 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
1895 errors.
1897 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
1899 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
1901 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
1903 PR ipa/66223
1904 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
1905 (maybe_record_node): Record cxa_pure_virtual as the only possible
1906 target if there are not ohter candidates.
1907 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
1909 2016-01-19 Richard Biener <rguenther@suse.de>
1911 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
1912 (get_memory_order): Likewise.
1914 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
1916 * tree-vect-stmts.c (vectorizable_store): Check
1917 rhs vectype.
1919 2016-01-19 David Malcolm <dmalcolm@redhat.com>
1921 PR jit/68446
1922 * gcc.c (driver::decode_argv): Add call to
1923 init_opts_obstack before init_options_struct.
1924 * opts.c (init_opts_obstack): Remove idempotency.
1925 (init_options_struct): Replace call to init_opts_obstack
1926 with a gcc_assert to verify that it has already been called.
1927 * toplev.c (toplev::main): Add call to init_opts_obstack before
1928 calls to init_options_struct.
1929 (toplev::finalize): Move cleanup of opts_obstack next to
1930 cleanup of save_decoded_options, clearing the latter, and
1931 save_decoded_options_count.
1933 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1935 PR target/69135
1936 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
1937 attribute to unconditional. Remove %? from output template.
1939 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
1940 Jiong Wang <jiong.wang@arm.com>
1942 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
1943 generated from different expand order.
1945 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
1947 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
1948 Add support for CCMP costing.
1950 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
1952 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
1953 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
1954 (fccmpe<mode>): Likewise.
1955 (fcmp): Rename to fcmp and globalize pattern.
1956 (fcmpe): Likewise.
1957 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
1958 (aarch64_gen_ccmp_next): Add FP support.
1960 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
1962 * target.def (gen_ccmp_first): Update documentation.
1963 (gen_ccmp_next): Likewise.
1964 * doc/tm.texi (gen_ccmp_first): Update documentation.
1965 (gen_ccmp_next): Likewise.
1966 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
1967 expand_ccmp_expr_1. Improve comments.
1968 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
1969 (ccmp_ior<mode>): Remove pattern.
1970 (cmp<mode>): Remove expand.
1971 (cmp): Globalize pattern.
1972 (cstorecc4): Use cc_register.
1973 (mov<mode>cc): Remove ccmp_cc_register check.
1974 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
1975 Simplify after removal of CC_DNE/* modes.
1976 (aarch64_ccmp_mode_to_code): Remove.
1977 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
1978 In 'k' case use integer as condition.
1979 (aarch64_nzcv_codes): Remove inverted cases.
1980 (aarch64_code_to_ccmode): Remove.
1981 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
1982 comparison with CC register to be used in folowing CCMP/branch/CSEL.
1983 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
1984 pattern. Return the comparison with CC register. Invert conditions
1985 when bitcode is OR.
1986 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
1987 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
1989 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
1991 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
1992 instrumented_version.
1994 2016-01-19 Richard Biener <rguenther@suse.de>
1996 PR tree-optimization/69336
1997 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
1998 handled components with get_ref_base_and_extent.
1999 (equal_mem_array_ref_p): Adjust.
2001 2016-01-19 Jakub Jelinek <jakub@redhat.com>
2003 PR debug/65779
2004 * shrink-wrap.c: Include valtrack.h.
2005 (move_insn_for_shrink_wrap): Add DEBUG argument. If
2006 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
2007 in between insn and where it will be moved to. Call
2008 dead_debug_insert_temp.
2009 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
2010 first and dead_debug_local_finish at the end.
2011 For uses and defs bitmap, handle all regs in between REGNO and
2012 END_REGNO, not just the first one.
2014 2016-01-19 Richard Biener <rguenther@suse.de>
2016 PR tree-optimization/69352
2017 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
2018 (equal_mem_array_ref_p): Constrain size and max size properly.
2019 Compare the reverse flag.
2021 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
2023 * ira.c (ira): Update regstat data if we deleted insns.
2025 2016-01-19 Jakub Jelinek <jakub@redhat.com>
2027 PR rtl-optimization/68955
2028 PR rtl-optimization/64557
2029 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
2030 here. Fix up formatting.
2031 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
2033 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2035 PR lto/69133
2036 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
2037 assume that the node has body.
2038 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
2039 check.
2041 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2043 * lto-streamer-out.c (lto_output): Do not stream instrumentation
2044 thunks.
2046 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2048 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
2049 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
2051 2016-01-19 Martin Jambor <mjambor@suse.cz>
2052 Martin Liska <mliska@suse.cz>
2053 Michael Matz <matz@suse.de>
2055 * Makefile.in (OBJS): Add new source files.
2056 (GTFILES): Add hsa.c.
2057 * common.opt (disable_hsa): New variable.
2058 (-Whsa): New warning.
2059 * config.in (ENABLE_HSA): New.
2060 * configure.ac: Treat hsa differently from other accelerators.
2061 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
2062 $enable_offloading.
2063 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
2064 * doc/install.texi (Configuration): Document --with-hsa-runtime,
2065 --with-hsa-runtime-include, --with-hsa-runtime-lib and
2066 --with-hsa-kmt-lib.
2067 * doc/invoke.texi (-Whsa): Document.
2068 (hsa-gen-debug-stores): Likewise.
2069 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
2070 to invoke offload compiler for hsa acclerator.
2071 * opts.c (common_handle_option): Determine whether HSA offloading
2072 should be performed.
2073 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
2074 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
2075 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
2076 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
2077 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
2078 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
2079 GF_OMP_FOR_KIND_GRID_LOOP.
2080 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
2081 (pp_gimple_stmt_1): Likewise.
2082 * gimple-walk.c (walk_gimple_stmt): Likewise.
2083 * gimple.c (gimple_build_omp_grid_body): New function.
2084 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
2085 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
2086 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
2087 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
2088 GF_OMP_TEAMS_GRID_PHONY.
2089 (gimple_statement_omp_single_layout): Updated comments.
2090 (gimple_build_omp_grid_body): New function.
2091 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
2092 (gimple_omp_for_grid_phony): New function.
2093 (gimple_omp_for_set_grid_phony): Likewise.
2094 (gimple_omp_parallel_grid_phony): Likewise.
2095 (gimple_omp_parallel_set_grid_phony): Likewise.
2096 (gimple_omp_teams_grid_phony): Likewise.
2097 (gimple_omp_teams_set_grid_phony): Likewise.
2098 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
2099 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
2100 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
2101 (BUILT_IN_GOMP_TARGET): Updated type.
2102 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
2103 (adjust_for_condition): New function.
2104 (get_omp_for_step_from_incr): Likewise.
2105 (extract_omp_for_data): Moved parts to adjust_for_condition and
2106 get_omp_for_step_from_incr.
2107 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
2108 (fixup_child_record_type): Bail out if receiver_decl is NULL.
2109 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
2110 (scan_omp_parallel): Do not create child functions for phony
2111 constructs.
2112 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
2113 (scan_omp_1_op): Checking assert we are not remapping to
2114 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
2115 (parallel_needs_hsa_kernel_p): New function.
2116 (expand_parallel_call): Register apprpriate parallel child
2117 functions as HSA kernels.
2118 (grid_launch_attributes_trees): New type.
2119 (grid_attr_trees): New variable.
2120 (grid_create_kernel_launch_attr_types): New function.
2121 (grid_insert_store_range_dim): Likewise.
2122 (grid_get_kernel_launch_attributes): Likewise.
2123 (get_target_argument_identifier_1): Likewise.
2124 (get_target_argument_identifier): Likewise.
2125 (get_target_argument_value): Likewise.
2126 (push_target_argument_according_to_value): Likewise.
2127 (get_target_arguments): Likewise.
2128 (expand_omp_target): Call get_target_arguments instead of looking
2129 up for teams and thread limit.
2130 (grid_expand_omp_for_loop): New function.
2131 (grid_arg_decl_map): New type.
2132 (grid_remap_kernel_arg_accesses): New function.
2133 (grid_expand_target_kernel_body): New function.
2134 (expand_omp): Call it.
2135 (lower_omp_for): Do not emit phony constructs.
2136 (lower_omp_taskreg): Do not emit phony constructs but create for them
2137 a temporary variable receiver_decl.
2138 (lower_omp_taskreg): Do not emit phony constructs.
2139 (lower_omp_teams): Likewise.
2140 (lower_omp_grid_body): New function.
2141 (lower_omp_1): Call it.
2142 (grid_reg_assignment_to_local_var_p): New function.
2143 (grid_seq_only_contains_local_assignments): Likewise.
2144 (grid_find_single_omp_among_assignments_1): Likewise.
2145 (grid_find_single_omp_among_assignments): Likewise.
2146 (grid_find_ungridifiable_statement): Likewise.
2147 (grid_target_follows_gridifiable_pattern): Likewise.
2148 (grid_remap_prebody_decls): Likewise.
2149 (grid_copy_leading_local_assignments): Likewise.
2150 (grid_process_kernel_body_copy): Likewise.
2151 (grid_attempt_target_gridification): Likewise.
2152 (grid_gridify_all_targets_stmt): Likewise.
2153 (grid_gridify_all_targets): Likewise.
2154 (execute_lower_omp): Call grid_gridify_all_targets.
2155 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
2156 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
2157 (tree_omp_clause): Added union field dimension.
2158 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
2159 * tree.c (omp_clause_num_ops): Added number of arguments of
2160 OMP_CLAUSE__GRIDDIM_.
2161 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
2162 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
2163 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
2164 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
2165 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
2166 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
2167 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
2168 * tree-pass.h (make_pass_gen_hsail): Declare.
2169 (make_pass_ipa_hsa): Likewise.
2170 * ipa-hsa.c: New file.
2171 * lto-section-in.c (lto_section_name): Add hsa section name.
2172 * lto-streamer.h (lto_section_type): Add hsa section.
2173 * timevar.def (TV_IPA_HSA): New.
2174 * hsa-brig-format.h: New file.
2175 * hsa-brig.c: New file.
2176 * hsa-dump.c: Likewise.
2177 * hsa-gen.c: Likewise.
2178 * hsa.c: Likewise.
2179 * hsa.h: Likewise.
2180 * toplev.c (compile_file): Call hsa_output_brig.
2181 * hsa-regalloc.c: New file.
2183 2016-01-18 Jeff Law <law@redhat.com>
2185 PR tree-optimization/69320
2186 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
2187 ranged object, do nothing if the RHS constant is not [0..1].
2188 (optimize_stmt): Comparing a boolean ranged object against a
2189 constant outside [0..1] results in a compile-time constant.
2191 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
2192 test.
2194 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
2196 * doc/invoke.texi (Invoking GCC): Add new section to menu.
2197 (Option Summary): Update to reflect new section and moved options.
2198 (C++ Dialect Options): Move -fstats to new section.
2199 (Debugging Options): Move all dump, statistics, and other GCC
2200 developer options to new section. Rewrite section introduction
2201 and re-order remaining options to put the more basic ones first.
2202 (Optimization Options): Move -fira-verbose and -flto-report* to
2203 new section.
2204 (Developer Options): New section incorporating moved options.
2205 * doc/cppopts.texi (-dM): Update cross-reference.
2207 2016-01-18 Richard Henderson <rth@redhat.com>
2209 PR target/69176
2210 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
2211 operands to pseudo only if CSE is expected. Split long immediate
2212 operands only after reload, and for the stack pointer.
2213 (*add<GPI>3_pluslong): Remove.
2214 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
2215 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
2216 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
2217 (*add<GPI>3 peepholes): New.
2218 (*add<GPI>3 splitters): New.
2219 * config/aarch64/constraints.md (Upl): New.
2220 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
2222 2016-01-18 Richard Biener <rguenther@suse.de>
2224 PR tree-optimization/69297
2225 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
2226 stmt at most once.
2227 (vect_bb_vectorization_profitable_p): Clear visited flag again.
2229 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
2231 PR middle-end/68542
2232 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
2233 of mixind vector and scalar types.
2234 (fold_relational_const): Add handling of vector
2235 comparison with boolean result.
2236 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
2237 comparison of vector operands with boolean result for EQ/NE only.
2238 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
2239 (verify_gimple_cond): Likewise.
2240 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
2241 valid type of VAL.
2243 2016-01-18 Joseph Myers <joseph@codesourcery.com>
2245 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
2246 !TARGET_OCTEON.
2248 2016-01-18 Richard Biener <rguenther@suse.de>
2250 PR middle-end/69308
2251 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
2253 2016-01-18 Tom de Vries <tom@codesourcery.com>
2255 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
2257 2016-01-18 Tom de Vries <tom@codesourcery.com>
2259 * omp-low.c (set_oacc_fn_attrib): Make extern.
2260 * omp-low.h (set_oacc_fn_attrib): Declare.
2261 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
2262 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
2263 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
2264 Add and handle function parameter oacc_kernels_p.
2265 (find_reduc_addr, get_omp_data_i_param): New function.
2266 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
2267 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
2268 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
2269 Calculate dominance info. Skip loops that are not in a kernels region
2270 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
2271 (pass_parallelize_loops::execute): Call parallelize_loops with
2272 oacc_kernels_p argument.
2273 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
2274 New member function.
2275 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
2276 * passes.def: Add argument to pass_parallelize_loops instantation.
2278 2016-01-18 Tom de Vries <tom@codesourcery.com>
2280 * tree-parloops.c (pass_parallelize_loops::execute): Allow
2281 pass_parallelize_loops to be run outside the loop pipeline.
2283 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
2285 * tree-scalar-evolution.c (follow_copies_to_constant): New.
2286 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
2288 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
2290 PR target/63679
2291 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
2292 using get_ref_base_and_extent.
2293 (equal_mem_array_ref_p): New.
2294 (hashable_expr_equal_p): Add call to previous.
2296 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
2298 PR target/63679
2299 * tree-sra.c (disqualified_constants, constant_decl_p): New.
2300 (sra_initialize): Allocate disqualified_constants.
2301 (sra_deinitialize): Free disqualified_constants.
2302 (disqualify_candidate): Update disqualified_constants when appropriate.
2303 (create_access): Scan for constant-pool entries as we go along.
2304 (scalarizable_type_p): Add check against type_contains_placeholder_p.
2305 (maybe_add_sra_candidate): Allow constant-pool entries.
2306 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
2307 (initialize_constant_pool_replacements): New.
2308 (sra_modify_assign): Avoid mangling assignments created by previous,
2309 and don't generate writes into constant pool.
2310 (sra_modify_function_body): Call initialize_constant_pool_replacements.
2312 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
2314 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
2315 andnot instruction.
2316 (scalar_chain::convert_op): Likewise.
2317 * config/i386/i386.md (*andndi3_doubleword): New.
2319 2016-01-18 Richard Biener <rguenther@suse.de>
2321 PR tree-optimization/69170
2322 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
2323 building a vector from scalar results of a pattern stmt.
2325 2016-01-18 Jakub Jelinek <jakub@redhat.com>
2327 * haifa-sched.c (autopref_multipass_init): Work around
2328 -Wmaybe-uninitialized warning.
2330 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
2332 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
2333 against the constant 0.
2335 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2337 PR tree-optimization/68799
2338 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
2339 look up phi candidates in the statement-candidate map.
2340 (phi_add_costs): Likewise.
2341 (record_phi_increments): Likewise.
2342 (phi_incr_cost): Likewise.
2343 (ncd_with_phi): Likewise.
2344 (all_phi_incrs_profitable): Likewise.
2346 2016-01-17 Jakub Jelinek <jakub@redhat.com>
2348 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
2349 -Wmaybe-uninitialized warning.
2351 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
2353 * doc/invoke.texi (Invoking GCC): Add new section to menu.
2354 (Option Summary): Update to reflect new section and moved options.
2355 (C++ Dialect Options): Move -fvtable-verify and related options.
2356 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
2357 and profiling-related options.
2358 (Optimization Options): Move profile generation options and
2359 -fstack-protector and related options.
2360 (Instrumentation Options): New section incorporating moved options.
2361 (Code Generation Options): Move -finstrument-functions and
2362 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
2364 2016-01-16 Tom de Vries <tom@codesourcery.com>
2366 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
2368 2016-01-16 Tom de Vries <tom@codesourcery.com>
2370 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
2372 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
2374 * hash-table.h (hash_table::empty): Turn into an inline wrapper
2375 that checks whether the table is already empty. Rename the
2376 original implementation to...
2377 (hash_table::empty_slot): ...this new private function.
2379 2016-01-15 David Malcolm <dmalcolm@redhat.com>
2381 PR diagnostic/68899
2382 * diagnostic-show-locus.c (layout::print_source_line): Move x
2383 offset of line until after call to
2384 get_line_width_without_trailing_whitespace.
2386 2016-01-15 Jeff Law <law@redhat.com>
2388 PR tree-optimization/69270
2389 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
2390 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
2391 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
2392 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
2393 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
2394 ssa_name_has_boolean_range and constant_boolean_node.
2396 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
2398 PR rtl-optimization/69030
2399 * lra-spills.c (remove_pseudos): Check nrefs and make the function
2400 returning bool.
2401 (spill_pseudos): Delete debug insn for dead pseudo.
2402 (lra_spill): Initiate spill_hard_reg and slots memory separately.
2404 2016-01-15 Jiong Wang <jiong.wang@arm.com>
2406 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
2407 New.
2408 (TYPES_UNOPUS): Likewise.
2409 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
2410 builtin type, from UNOP to UNOPUS.
2411 (lbtruncuv4sf): Likewise.
2412 (lbtruncuv2df): Likewise.
2413 (lrounduv2sf): Likewise.
2414 (lrounduv4sf): Likewise.
2415 (lrounduv2df): Likewise.
2416 (lroundusf): Likewise.
2417 (lroundusf): Likewise.
2418 (lceiluv2sf): Likewise.
2419 (lceiluv4sf): Likewise.
2420 (lceiluv2df): Likewise.
2421 (lceilusf): Likewise.
2422 (lceiludf): Likewise.
2423 (lflooruv2sf): Likewise.
2424 (lflooruv4sf): Likewise.
2425 (lflooruv2df): Likewise.
2426 (lfloorusf): Likewise.
2427 (lfloorudf): Likewise.
2428 (lfrintnuv2sf): Likewise.
2429 (lfrintnuv4sf): Likewise.
2430 (lfrintnuv2df): Likewise.
2431 (lfrintnusf): Likewise.
2432 (lfrintnudf): Likewise.
2433 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
2434 conversion.
2435 (vcvtq_u32_f32): Likewise.
2436 (vcvtq_u64_f64): Likewise.
2437 (vcvta_u32_f32): Likewise.
2438 (vcvtaq_u32_f32): Likewise.
2439 (vcvtaq_u64_f64): Likewise.
2440 (vcvtm_u32_f32): Likewise.
2441 (vcvtmq_u32_f32): Likewise.
2442 (vcvtmq_u64_f64): Likewise.
2443 (vcvtn_u32_f32): Likwise.
2444 (vcvtnq_u32_f32): Likewise.
2445 (vcvtnq_u64_f64): Likewise.
2446 (vcvtp_u32_f32): Likewise.
2447 (vcvtpq_u32_f32): Likewise.
2448 (vcvtpq_u64_f64): Likewise.
2449 (vcvtmd_u64_f64): Likewise.
2450 (vcvtms_u32_f32): Likewise.
2451 (vcvtad_u64_f64): Likewise.
2452 (vcvtas_u32_f32): Likewise.
2453 (vcvtnd_u64_f64): Likewise.
2454 (vcvtns_u32_f32): Likewise.
2455 (vcvtpd_u64_f64): Likewise.
2456 (vcvtps_u32_f32): Likewise.
2458 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2460 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
2461 CSEL of zero_extended registers.
2463 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2465 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
2466 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
2468 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2470 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
2471 false when argument string is not found in the attributes table
2472 at all.
2474 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
2476 PR target/68609
2477 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
2478 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
2479 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
2480 precision estimate.
2482 2016-01-15 Richard Biener <rguenther@suse.de>
2484 PR tree-optimization/66856
2485 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
2486 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
2487 (vect_create_new_slp_node): Increment stmt reference count.
2488 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
2489 an SLP tree before swapping operands.
2490 (vect_build_slp_tree): Likewise.
2491 (destroy_bb_vec_info): Free stmt info after SLP instances.
2492 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
2493 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
2494 (STMT_VINFO_NUM_SLP_USES): New macro.
2496 2016-01-15 Richard Biener <rguenther@suse.de>
2498 PR debug/69137
2499 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
2500 (add_linkage_name): ... here.
2501 (gen_typedef_die): Use add_linkage_name_raw instead of
2502 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
2503 if necessary.
2505 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
2507 * gimplify.c (oacc_default_clause): Decode reference and pointer
2508 types for both kernels and parallel regions.
2510 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
2512 PR middle-end/69246
2513 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
2515 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
2517 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
2518 (convert_scalars_to_vector): Likewise.
2520 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
2522 * doc/extend.texi (Type Traits): Fix grammar.
2524 2016-01-15 Martin Jambor <mjambor@suse.cz>
2526 * tree-inline.c (remap_decl): Use existing dclarations if
2527 remapping a type and prevent_decl_creation_for_types.
2528 (replace_locals_stmt): Do an initial remapping of non-VLA typed
2529 decls first. Do real remapping with
2530 prevent_decl_creation_for_types set.
2531 * tree-inline.h (copy_body_data): New field
2532 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
2533 padding.
2535 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
2537 * config/s390/s390.opt (mmvcle): More verbose help text.
2539 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
2541 * config/s390/s390.opt: Add period to -mzvector option text.
2543 2016-01-15 Richard Biener <rguenther@suse.de>
2545 PR tree-optimization/68961
2546 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
2547 of invariants in stores again.
2549 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
2551 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
2553 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
2555 * config/i386/i386.c (ix86_expand_branch): Don't split
2556 DI mode xor instruction to SI mode.
2558 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
2560 PR ipa/68148
2561 * ipa-icf.c (sem_function::merge): Virtual functions may become
2562 reachable even if they address is not taken and there are no
2563 idrect calls.
2565 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
2567 * lto-streamer-out.c (subtract_estimated_size): New function.
2568 (get_symbol_initial_value): Use it.
2570 2016-01-15 Christian Bruel <christian.bruel@st.com>
2572 PR target/65837
2573 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
2574 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
2575 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
2576 use add_builtin_function_ext_scope instead of add_builtin_function.
2577 (neon_set_p, neon_crypto_set_p): Remove.
2578 (arm_init_builtins): Always call arm_init_neon_builtins and
2579 arm_init_crypto_builtins.
2580 (arm_expand_builtin): Check that builtins are allowed for the arch.
2581 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
2582 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
2583 arm_init_neon_builtins call.
2585 2016-01-15 Richard Biener <rguenther@suse.de>
2587 PR tree-optimization/69117
2588 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
2589 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
2590 of the leader conservatively.
2591 (free_scc_vn): Restore original SSA name infos.
2593 2016-01-14 Jeff Law <law@redhat.com>
2595 PR tree-optimization/69270
2596 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
2597 single bit of precision, verify it's also unsigned.
2598 (record_edge_info): Use constant_boolean_node rather than fold_convert
2599 to convert boolean_true/boolean_false to the right type.
2601 2016-01-14 Richard Henderson <rth@redhat.com>
2603 PR rtl-opt/69014
2604 * loop-doloop.c (record_reg_sets): New.
2605 (doloop_optimize): Reject the transform if the sequence
2606 clobbers registers live at the end of the loop block.
2607 (doloop_optimize_loops): Enable df_live if needed.
2609 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2611 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
2612 * gcc/config/rs6000/rs6000.c: Likewise.
2613 * gcc/config/rs6000/rs6000.h: Likewise.
2614 * gcc/config/rs6000/rs6000.md: Likewise.
2615 * gcc/doc/extend.texi: Likewsie.
2617 2016-01-14 Jeff Law <law@redhat.com>
2619 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
2620 typo.
2622 2016-01-14 Richard Henderson <rth@redhat.com>
2624 PR c/69272
2625 PR tree-opt/68964
2626 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
2627 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
2628 instead of builtin_decl_declared_p to test for declaration.
2630 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
2632 * doc/loop.texi (Loop Analysis and Representation): Document
2633 loop_depth function.
2635 2016-01-14 Tom de Vries <tom@codesourcery.com>
2637 PR tree-optimization/68773
2638 * omp-low.c (expand_omp_target): Don't set force_output.
2639 * varpool.c (varpool_node::get_create): Same.
2640 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
2641 offload_funcs with force_output.
2643 2016-01-14 Jakub Jelinek <jakub@redhat.com>
2645 PR debug/69244
2646 * lra-eliminations.c (move_plus_up): Don't change anything if either
2647 the outer or inner subreg mode is not MODE_INT.
2648 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
2649 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
2651 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
2653 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
2654 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
2655 reduc_uplus_@var{m}): Remove.
2656 * expr.c (expand_expr_real_2): Remove expansion path for
2657 reduc_[us](min|max|plus) optabs.
2658 * optabs-tree.c (scalar_reduc_to_vector): Remove.
2659 * optabs-tree.h (scalar_reduc_to_vector): Remove.
2660 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
2661 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
2662 * tree-vect-loop.c (vectorizable_reduction): Remove test for
2663 reduc_[us](min|max|plus) optabs.
2665 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
2667 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
2668 (reduc_plus_scal_v2sf): New.
2669 (reduc_smax_v2sf): Rename to...
2670 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
2671 (reduc_smin_v2sf): Rename to...
2672 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
2674 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
2676 * alias.c (compare_base_symbol_refs): New function.
2677 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
2678 it.
2680 2016-01-14 Jakub Jelinek <jakub@redhat.com>
2682 PR middle-end/68146
2683 PR tree-optimization/69155
2684 * tree-complex.c: Include cfganal.h.
2685 (phis_to_revisit): New variable.
2686 (extract_component): Add phiarg_p argument. Assert that returned
2687 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
2688 (update_phi_components): Partly rewrite to use loop over real/imag
2689 components instead of code duplication. If extract_component returns
2690 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
2691 create_tmp_reg into the PHI node instead, and mention the phi triplet
2692 in phis_to_revisit.
2693 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
2694 in phis_to_revisit at the end.
2696 2016-01-14 Richard Biener <rguenther@suse.de>
2698 PR tree-optimization/68060
2699 * tree-vect-loop.c (vect_is_simple_reduction): Check the
2700 outer loop reduction is only used in the inner loop before
2701 detecting a double reduction.
2703 2016-01-14 Jakub Jelinek <jakub@redhat.com>
2705 PR target/68269
2706 * combine.c (expand_field_assignment): Punt if compute_mode is
2707 unsupported scalar mode.
2709 2016-01-14 Richard Biener <rguenther@suse.de>
2711 PR tree-optimization/66856
2712 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
2713 SLP node only if it built successfully.
2714 (vect_analyze_slp_instance): Adjust.
2716 2016-01-14 Jeff Law <law@redhat.com>
2718 PR tree-optimization/69270
2719 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
2720 (record_edge_info): Use it. Convert boolean_{true,false}_node
2721 to the type of op0.
2723 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
2725 PR ipa/66487
2726 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
2727 use block_ultimate_origin
2728 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
2730 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
2732 * doc/invoke.texi (Submodel Options): Rename section to
2733 "Machine-Dependent Options" to better reflect its content.
2734 Rewrite introductory text to remove archaic CPU names.
2735 Update references.
2737 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
2739 * doc/invoke.texi (Code Gen Options): Move section up in file,
2740 before target-specific options. Update menu and option summary
2741 to reflect the new section ordering.
2743 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
2745 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
2746 (C++ Dialect Options): Add cross-reference to -std option.
2747 * doc/standards.texi (C++ Language): Document C++14 support.
2749 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2751 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
2752 for pack/unpack functions for __ibm128.
2753 (PACK_IF): Likewise.
2754 (UNPACK_IF): Likewise.
2756 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
2757 support for __ibm128 pack/unpack functions.
2758 (rs6000_invalid_builtin): Likewise.
2759 (rs6000_init_builtins): Likewise.
2760 (rs6000_opt_masks): Likewise.
2762 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
2763 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
2764 functions
2765 (RS6000_BTM_COMMON): Likewise.
2767 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
2768 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
2769 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
2770 128-bit floating point. Add support for the double values to be
2771 in Altivec registers for TF/IF packing and unpacking, but restrict
2772 TD packing sub-fields to be FPR registers. Don't allow overlapped
2773 register support for packing. Allow pack inputs to be memory
2774 locations. Don't build generator functions for unpack<mode>_dm
2775 and unpack<mode>_nodm.
2776 (unpack<mode>_dm): Likewise.
2777 (unpack<mode>_nodm): Likewise.
2778 (pack<mode>): Likewise.
2780 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
2781 built-in functions to pack/unpack explicit __ibm128 values.
2782 (__builtin_unpack_ibm128): Likewise.
2784 * doc/extend.texi (PowerPC Built-in Functions): Document
2785 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
2787 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
2789 PR c/66208
2790 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
2791 Add new arg loc and pass it down as context.
2792 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
2793 to the location to use for the warning.
2794 (check_function_arguments): New arg loc. All callers changed. Pass
2795 it to check_function_nonnull.
2796 * c-common.h (check_function_arguments): Adjust declaration.
2798 2016-01-13 Jakub Jelinek <jakub@redhat.com>
2800 PR tree-optimization/69156
2801 * gimple.c (validate_type): Removed.
2802 (gimple_builtin_call_types_compatible_p): Use
2803 useless_type_conversion_p instead of validate_type.
2804 * value-prof.c (gimple_stringop_fixed_value): Fold
2805 icall_size to correct type.
2807 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
2809 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
2810 effects.
2812 2016-01-13 Richard Henderson <rth@redhat.com>
2814 PR tree-opt/68964
2815 * target.def (builtin_tm_load, builtin_tm_store): Remove.
2816 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
2817 (ix86_builtin_tm_store): Remove.
2818 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
2819 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
2820 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
2821 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
2822 * doc/tm.texi: Rebuild.
2824 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
2825 (BUILT_IN_TM_MEMCPY_RTWN): New.
2826 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
2827 fallback from vector to integer helpers.
2828 (build_tm_load): Handle vector types directly, instead of
2829 via target hook.
2830 (build_tm_store): Likewise.
2831 (expand_assign_tm): Prepare for register types not handled by
2832 the above. Copy them to memory and use memcpy.
2833 * tree.c (tm_define_builtin): New.
2834 (find_tm_vector_type): New.
2835 (build_tm_vector_builtins): New.
2836 (build_common_builtin_nodes): Call it.
2838 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
2840 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
2841 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
2843 2016-01-13 Tom de Vries <tom@codesourcery.com>
2845 PR tree-optimization/69169
2846 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
2847 handled_struct_type param.
2848 (create_variable_info_for, intra_create_variable_infos): Call
2849 create_variable_info_for_1 with extra arg.
2851 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
2853 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
2854 and "armv8.1-a+crc" entries.
2856 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
2858 PR target/69228
2859 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
2860 Change first operand predicate from register_or_constm1_operand
2861 to register_operand.
2862 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
2863 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
2864 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
2865 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
2866 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
2867 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
2868 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
2869 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
2870 comparison with constm1_rtx from vec_prefetch_gen part.
2872 2016-01-13 Richard Biener <rguenther@suse.de>
2874 PR tree-optimization/69013
2875 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
2876 Exchange assert for a test.
2878 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2880 PR target/69247
2881 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
2883 2016-01-13 Richard Biener <rguenther@suse.de>
2885 PR tree-optimization/69242
2886 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
2887 assert with a check.
2889 2016-01-13 Richard Biener <rguenther@suse.de>
2891 PR tree-optimization/69186
2892 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
2893 Properly guard vect_update_misalignment_for_peel call.
2895 2016-01-12 Jeff Law <law@redhat.com>
2897 PR tree-optimization/pr67755
2898 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
2899 "need_profile_correction".
2900 (thread_block_1): Initialize new field to false by default. If we
2901 have multiple thread paths through a common joiner to different
2902 final targets, then set new field to true.
2903 (compute_path_counts): Only do count adjustment when it's really
2904 needed.
2906 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
2908 * doc/invoke.texi (Spec Files): Move section down in file, past
2909 all command-line option descriptions.
2911 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2913 PR middle-end/54809
2914 * doc/gty.texi: Remove documentation of mark_hook.
2915 * gengtype.c (struct write_types_data): Remove code to support
2916 mark_hook attribute.
2917 (walk_type): Likewise.
2918 (write_func_for_structure): Likewise.
2920 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
2922 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
2923 Directory Options, and -specs= to Overall Options.
2924 (Overall Options): Adjust similarly. Reorder to group related
2925 options together. Make -specs= cross-reference the spec file details.
2926 (Directory Options): Adjust similarly.
2928 2016-01-12 Jeff Law <law@redhat.com>
2930 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
2932 2016-01-12 Olivier Hainque <hainque@adacore.com>
2934 * gcc.c (spec_undefvar_allowed): New global.
2935 (process_command): Set to true when running for --version or --help,
2936 alone or together.
2937 (getenv_spec_function): When the variable is not defined, use the
2938 variable name as the variable value if we're allowed not to issue
2939 a fatal error.
2941 2016-01-12 Bin Cheng <bin.cheng@arm.com>
2943 PR tree-optimization/68911
2944 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
2945 information computed for expression "init + nit * step".
2947 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
2949 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
2950 about name of GCC executable. Remove deleted node from menu.
2951 (Directory Options) <-B>: Remove cross-reference to deleted node.
2952 (Target Options): Delete section.
2954 2016-01-12 Christian Bruel <christian.bruel@st.com>
2956 PR target/69180
2957 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
2958 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
2960 2016-01-12 Jakub Jelinek <jakub@redhat.com>
2962 PR target/69198
2963 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
2964 aligned_mem is properly set for AVX512-VL floating point masked
2965 stores.
2967 PR target/69175
2968 * ifcvt.c (cond_exec_process_if_block): When removing the last
2969 insn from then_bb, remove also any possible barriers that follow it.
2971 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
2973 PR target/68456
2974 PR target/69226
2975 * config/i386/iamcu.h (SIZE_TYPE): New macro.
2976 (PTRDIFF_TYPE): Likewise.
2977 (WCHAR_TYPE): Likewise.
2978 (WCHAR_TYPE_SIZE): Likewise.
2979 (STDINT_LONG32): Likewise.
2981 2016-01-12 Richard Biener <rguenther@suse.de>
2983 PR tree-optimization/69053
2984 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
2985 convert initial value for cond reductions.
2987 2016-01-12 Richard Biener <rguenther@suse.de>
2989 PR tree-optimization/69007
2990 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
2991 widen_sum after dot_prod and sad.
2993 2016-01-12 Richard Biener <rguenther@suse.de>
2995 PR tree-optimization/69168
2996 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
2997 pattern stmt SLP type.
2998 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
2999 end up unused so cope with that case.
3001 2016-01-12 Richard Biener <rguenther@suse.de>
3003 PR tree-optimization/69157
3004 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
3005 stmts def type only during analyze phase.
3006 (vectorizable_call): Likewise.
3007 (vectorizable_simd_clone_call): Likewise.
3008 (vectorizable_conversion): Likewise.
3009 (vectorizable_assignment): Likewise.
3010 (vectorizable_shift): Likewise.
3011 (vectorizable_operation): Likewise.
3012 (vectorizable_store): Likewise.
3013 (vectorizable_load): Likewise.
3015 2016-01-12 Richard Biener <rguenther@suse.de>
3017 PR tree-optimization/69174
3018 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
3019 space.
3020 (vectorizable_load): Properly compute the number of loads needed
3021 for permuted strided SLP loads and do not spuriously assign
3022 to SLP_TREE_VEC_STMTS.
3024 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
3026 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
3027 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
3028 (MD_EXEC_PREFIX): Remove.
3029 (MD_STARTFILE_PREFIX) Removee.
3030 (FILE_NAME_ABSOLUTE_P): Remove.
3031 (CPP_SPEC): Do not read macros from sys/version.h.
3032 (LINK_COMMAND_SPEC): Remove.
3033 (LOCAL_INCLUDE_DIR): Remove.
3034 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
3035 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
3036 (POST_LINK_SPEC): Define to invoke stubify after linker
3037 (LIBSTDCXX): Remove define
3038 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
3039 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
3040 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
3041 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
3042 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
3043 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
3044 (i386_djgpp_asm_named_section): Add propotype of new procedure
3046 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
3047 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
3048 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
3049 in config/i386/djgpp.h).
3050 (STANDARD_STARTFILE_PREFIX_2): Define identical to
3051 STANDARD_STARTFILE_PREFIX_1.
3052 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
3053 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
3054 installation errors.
3055 (MAX_OFILE_ALIGNMENT): Define to 128.
3056 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
3058 * config/i386/djgpp.c: New file. Add implementation of
3059 i386_djgpp_asm_named_section.
3061 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
3063 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
3064 Add rule for building djgpp.o.
3066 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3068 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
3069 (rtx_is_swappable_p): Reductions are swappable.
3070 (insn_is_swappable_p): V2DF reductions are swappable.
3072 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
3074 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
3075 reloads for other unsupported memory operands.
3077 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
3078 Jim Wilson <jim.wilson@linaro.org>
3080 PR target/69194
3081 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
3082 copy_to_mode_reg instead of force_reg.
3084 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
3086 PR target/69225
3087 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
3088 TARGET_80387 is true.
3090 2016-01-11 Jakub Jelinek <jakub@redhat.com>
3092 PR target/69071
3093 * lra-eliminations.c (move_plus_up): Only move plus up
3094 if subreg of the constant can be simplified into constant
3095 and use the simplified subreg of the constant instead of
3096 the original constant.
3098 * fold-const.c (fold_convertible_p): Don't return true
3099 for conversion of VECTOR_TYPE to same sized integral type.
3100 (fold_convert_loc): Fix up formatting. Fold conversion of
3101 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
3102 instead of NOP_EXPR.
3104 PR tree-optimization/69214
3105 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
3106 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
3107 Formatting fix.
3109 PR tree-optimization/69207
3110 * tree-vect-slp.c (vect_get_constant_vectors): For
3111 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
3112 fold_convertible_p to vector_type's element type, and always
3113 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
3115 2016-01-11 Richard Biener <rguenther@suse.de>
3117 PR tree-optimization/69173
3118 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
3119 fixup the cycle if all stmts are in a pattern.
3121 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
3123 PR middle-end/68999
3124 * alias.c (base_alias_check): Move check for addresses with
3125 alignment ANDs before the call for compare_base_decls.
3126 (memrefs_conflict_p): Return -1 for different decls
3127 that went through alignment adjustments.
3129 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3131 PR rtl-optimization/68796
3132 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
3133 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
3134 and QImode comparisons against zero with CC_NZmode.
3135 * config/aarch64/iterators.md (short_mask): New mode_attr.
3137 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
3139 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
3140 (<avx512>_store<mode>_mask): Likewise.
3142 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
3143 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3145 PR rtl-optimization/68841
3146 * ifcvt.c (struct noce_if_info): Add orig_x field.
3147 (bbs_ok_for_cmove_arith): Add to_rename parameter.
3148 Don't record conflicts on to_rename if it's present.
3149 Allow memory destinations in sets.
3150 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
3151 blocks, passing orig_x to the checks.
3152 (noce_process_if_block): Set if_info->orig_x appropriately.
3154 2016-01-11 Tom de Vries <tom@codesourcery.com>
3156 PR tree-optimization/69069
3157 * tree-parloops.c (create_parallel_loop): Add missing phi args.
3159 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
3161 PR rtl-optimization/68920
3162 * config/i386/i386.c (ix86_option_override_internal): Restrict number
3163 of conditional moves for RTL if-conversion to 1 for
3164 TARGET_ONE_IF_CONV_INSN.
3165 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
3166 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
3167 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
3168 parameter to restirct number of conditional moves for
3169 RTL if-conversion.
3170 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
3171 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
3172 conditionl moves.
3174 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
3176 PR bootstrap/69123
3177 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
3178 onepart vars. Fix typo in comment. Fix reversed condition in
3179 unshare test.
3180 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
3182 PR bootstrap/69123
3183 * var-tracking.c (dump_onepart_variable_differences): New.
3184 (dataflow_set_different): If a detailed dump is requested,
3185 delay early returns and dump differences between onepart
3186 variables present before and after, and added variables.
3188 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
3190 PR target/69010
3191 * expr.c (expand_expr_real_1): For boolean vector constants
3192 with a scalar mode use const_scalar_mask_from_tree.
3193 (const_scalar_mask_from_tree): New.
3194 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
3195 assigned to a mask type to handle constants.
3197 2016-01-11 Martin Jambor <mjambor@suse.cz>
3199 PR ipa/69044
3200 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
3201 useless parameters if we cannot change function signature.
3203 2016-01-11 Martin Jambor <mjambor@suse.cz>
3205 PR ipa/66616
3206 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
3207 flag.
3209 2016-01-11 Tom de Vries <tom@codesourcery.com>
3211 PR tree-optimization/69109
3212 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
3213 latch with phi.
3215 2016-01-11 Tom de Vries <tom@codesourcery.com>
3217 PR tree-optimization/69108
3218 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
3219 res is not used in a phi.
3221 2016-01-11 Yury Gribov <y.gribov@samsung.com>
3223 PR 67425
3224 * common.opt (frandom-seed): Fix parameter name.
3225 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
3227 2016-01-11 Tom de Vries <tom@codesourcery.com>
3229 PR tree-optimization/69058
3230 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
3231 not supported.
3233 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
3235 * config/arc/arc.opt (mdiv-rem): Add period to the end.
3236 (mcode-density): Likewise.
3238 2016-01-10 Tom de Vries <tom@codesourcery.com>
3240 PR tree-optimization/69062
3241 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
3242 (parallelize_loops): Don't paralelize loop that has phi with address
3243 arg.
3245 2016-01-10 Tom de Vries <tom@codesourcery.com>
3247 PR tree-optimization/69039
3248 * tree-parloops.c (try_create_reduction_list): Only allow single exit
3249 phi for reduction.
3251 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
3253 PR middle-end/68743
3254 * match.pd: Require target has function_c99_misc before doing
3255 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
3257 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
3259 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
3260 use GMPINC.
3261 * configure: Regenerate.
3263 2016-01-09 Jakub Jelinek <jakub@redhat.com>
3265 PR middle-end/50865
3266 PR tree-optimization/69097
3267 * fold-const.h (expr_not_equal_to): New prototype.
3268 * fold-const.c: Include stringpool.h and tree-ssanames.h.
3269 (expr_not_equal_to): New function.
3270 * match.pd (X % -Y is the same as X % Y): Don't optimize
3271 unless X is known not to be equal to minimum or Y is known
3272 not to be equal to -1.
3273 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
3274 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
3275 (simplify_stmt_using_ranges): Adjust caller.
3276 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
3277 substitute_and_fold.
3279 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
3281 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
3282 w/o DECL_NAME.
3284 2016-01-08 Jakub Jelinek <jakub@redhat.com>
3286 PR tree-optimization/69167
3287 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
3288 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
3289 ops[0] comparison.
3290 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
3292 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
3293 Richard Biener <rguenther@suse.de>
3295 PR tree-optimization/68707
3296 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
3297 instances that can be handled via vect_load_lanes.
3299 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
3301 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
3302 if we can't determine address equivalence.
3303 * alias.c (compare_base_decl): Update for changed return value of
3304 symtab_node::equal_address_to.
3306 2016-01-08 Jason Merrill <jason@redhat.com>
3308 PR c++/68983
3309 PR c++/67557
3310 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
3311 * expr.c (store_field): Not here.
3312 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
3313 call with TREE_ADDRESSABLE type.
3314 * tree-cfg.c (verify_gimple_call): Adjust.
3316 2016-01-08 Olivier Hainque <hainque@adacore.com>
3318 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
3319 libc_internal.
3321 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
3323 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
3324 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
3325 (reduc_smin_v2sf): Rename to...
3326 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
3327 (reduc_splus_v2sf): Rename to...
3328 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
3330 2016-01-08 Jakub Jelinek <jakub@redhat.com>
3332 PR tree-optimization/69162
3333 * gimplify.c (gimplify_va_arg_expr): Encode original type of
3334 valist argument in another argument.
3335 (gimplify_modify_expr): Adjust for the above change. Cleanup.
3336 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
3337 to determine the va_list type, build a MEM_REF instead of
3338 build_fold_indirect_ref.
3340 PR tree-optimization/69172
3341 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
3342 gimple_build.
3344 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
3346 PR tree-optimization/67781
3347 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
3348 and cmpnop in two steps: first the ones not accessed in original
3349 gimple expression in a endian independent way and then the ones not
3350 accessed in the final result in an endian-specific way.
3352 2016-01-08 Jakub Jelinek <jakub@redhat.com>
3354 PR tree-optimization/69083
3355 * tree-vect-slp.c (vect_get_constant_vectors): For
3356 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
3357 element type. If op is fold_convertible_p to vector_type's element
3358 type, use NOP_EXPR instead of VCE.
3360 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
3362 PR rtl-optimization/67778
3363 PR rtl-optimization/68634
3364 PR rtl-optimization/68909
3365 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
3366 block from the stack until done with it. Remove a superfluous
3367 bitmap set. Remove a superfluous bitmap test.
3369 2016-01-07 Martin Sebor <msebor@redhat.com>
3371 PR c/68966
3372 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
3373 constraint on the type of arguments.
3375 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
3377 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
3378 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
3379 unaligned_access on the gcc_options set.
3380 * config/arm/arm.c (arm_option_override_internal): Use
3381 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
3383 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
3385 PR target/69140
3386 * config/i386/i386.c (ix86_frame_pointer_required): Enable
3387 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
3389 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
3391 Revert
3392 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
3394 PR target/69140
3395 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
3396 depending on frame_pointer_needed before remaining integer and SSE
3397 registers are saved.
3399 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
3401 PR 1078
3402 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
3404 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
3406 PR target/69171
3407 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
3408 Use the "xBm" constraint.
3409 (float<sseintvecmodelower><mode>2<mask_name><round_name):
3410 Likewise.
3411 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
3412 (sse_cvtsi2ssq<round_name>): Likewise.
3413 (sse_cvtss2si<round_name>): Likewise.
3414 (sse_cvtss2siq<round_name>): Likewise.
3415 (sse2_cvtsi2sdq<round_name>): Likewise.
3416 (sse2_cvtsd2si<round_name>): Likewise.
3417 (sse2_cvtsd2siq<round_name>): Likewise.
3418 * config/i386/subst.md (round_nimm_scalar_predicate): New
3419 predicate.
3421 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
3423 PR middle-end/67639
3424 * varasm.c (make_decl_rtl): Mark invalid register vars as
3425 DECL_EXTERNAL.
3427 PR rtl-optimization/66206
3428 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
3429 All callers changed.
3431 2016-01-07 Jakub Jelinek <jakub@redhat.com>
3433 PR tree-optimization/69141
3434 * tree-ssa-pre.c: Include langhooks.h.
3435 (eliminate_dom_walker::before_dom_children): Use
3436 lang_hooks.decl_printable_name instead of
3437 cgraph_node::get ()->name ().
3439 PR middle-end/68960
3440 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
3441 it and DECL_ALIGN too.
3443 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
3445 * config/mips/mips-ftypes.def: Sort to lexicographical order.
3447 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
3449 PR target/69140
3450 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
3451 depending on frame_pointer_needed before remaining integer and SSE
3452 registers are saved.
3454 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3456 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
3457 mode iterator with VSX_M2.
3458 (*p9_vecstore_<mode>): Likewise.
3459 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
3460 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
3461 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
3462 (define_split for VSX_LE128 stores): Likewise.
3463 (define_peephole2 for TImode LE swaps): Likewise.
3464 (define_split for VSX_LE128 post-reload stores): Likewise.
3466 2016-01-06 Marek Polacek <polacek@redhat.com>
3468 PR sanitizer/69099
3469 * convert.c (convert_to_integer_1): Adjust call to
3470 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
3471 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
3472 EXPR instead of ARG.
3473 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
3475 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
3477 PR 1078
3478 * doc/extend.texi (RL78 Variable Attributes): New section.
3480 2016-01-05 Marek Polacek <polacek@redhat.com>
3482 PR c/69104
3483 * builtins.c (get_memmodel): Use expansion point location rather than
3484 the input location. Call warning_at rather than warning.
3485 (expand_builtin_atomic_compare_exchange): Likewise.
3486 (expand_builtin_atomic_load): Likewise.
3487 (expand_builtin_atomic_store): Likewise.
3488 (expand_builtin_atomic_clear): Likewise.
3490 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
3492 PR target/68991
3493 * config/i386/i386.c (ix86_expand_vector_logical_operator):
3494 Replace nonimmediate_operand with vector_operand.
3495 * config/i386/predicates.md (vector_operand): New predicate.
3496 (general_vector_operand): Replace nonimmediate_operand with
3497 vector_operand.
3498 * config/i386/sse.md: Replace nonimmediate_operand with
3499 vector_operand and m constraint with Bm constraint on SSE
3500 patterns with 16-byte memory operand.
3501 * config/i386/subst.md (round_nimm_predicate): Replace
3502 nonimmediate_operand with vector_operand.
3503 (round_saeonly_nimm_predicate): Likewise.
3504 (round_saeonly_nimm_scalar_predicate): New.
3506 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
3508 PR target/68991
3509 * config/i386/constraints.md (Bm): New constraint.
3510 * config/i386/predicates.md (vector_memory_operand): New
3511 predicate.
3512 * config/i386/sse.md: Replace xm with xBm in plusminus and
3513 any_logic patterns.
3515 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
3517 PR 1078
3518 * doc/extend.texi (V850 Function Attributes): New section.
3519 (V850 Variable Attributes): New section.
3521 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
3523 PR 1078
3524 * doc/extend.texi (MicroBlaze Function Attributes): Document
3525 interrupt_handler and fast_interrupt attributes.
3527 2016-01-05 Sergei Trofimovich <siarheit@google.com>
3529 PR other/60465
3530 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
3531 for local symbolic operands.
3532 * config/ia64/predicates.md (local_symbolic_operand64): New
3533 predicate.
3535 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3537 PR rtl-optimization/68651
3538 * combine.c (combine_simplify_rtx): Canonicalize x + x into
3539 x << 1.
3541 2016-01-05 Nathan Sidwell <nathan@acm.org>
3543 * alias.c (compare_base_decls): Use symtab_node::get.
3545 2016-01-05 Nick Clifton <nickc@redhat.com>
3547 PR target/68770
3548 * ira-costs.c (copy_cost): Initialise the t_icode field of the
3549 secondary_reload_info structure.
3551 PR target/66655
3552 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
3553 decls if weak support is available.
3555 2016-01-04 Martin Sebor <msebor@redhat.com>
3557 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
3559 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
3561 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
3562 OPTION_MASK_P9_DFORM.
3564 * config/rs6000/constraints.md (wo constraint): New constraint for
3565 ISA 3.0 (power9).
3567 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
3568 for wo constraint.
3569 (rs6000_init_hard_regno_mode_ok): Likewise.
3571 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
3572 wo constraint.
3574 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
3575 expanders not to have constraints. Add support for ISA 3.0 xxperm
3576 instruction. Add support for fusing xxlor with xxperm.
3577 (altivec_vperm_<mode>_internal): Likewise.
3578 (altivec_vperm_v8hiv16qi): Likewise.
3579 (altivec_vperm_<mode>v16q): Likewise.
3580 (altivec_vperm_<mode>_uns): Likewise.
3581 (vperm_v8hiv4si): Likewise.
3582 (vperm_v16qiv8hi): Likewise.
3584 * doc/md.texi (RS/6000 constraints): Document wo constraint.
3586 2016-01-04 Jakub Jelinek <jakub@redhat.com>
3588 Update copyright years.
3590 * gcc.c (process_command): Update copyright notice dates.
3591 * gcov-dump.c (print_version): Ditto.
3592 * gcov.c (print_version): Ditto.
3593 * gcov-tool.c (print_version): Ditto.
3594 * gengtype.c (create_file): Ditto.
3595 * doc/cpp.texi: Bump @copying's copyright year.
3596 * doc/cppinternals.texi: Ditto.
3597 * doc/gcc.texi: Ditto.
3598 * doc/gccint.texi: Ditto.
3599 * doc/gcov.texi: Ditto.
3600 * doc/install.texi: Ditto.
3601 * doc/invoke.texi: Ditto.
3603 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
3605 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
3606 modes larger than TImode as TImode if NEON is not enabled.
3608 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
3610 PR target/69100
3611 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
3612 mode for %f0-%f31 only if TARGET_FPU.
3614 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
3616 PR target/69072
3617 * config/sparc/sparc.c (scan_record_type): Take into account subfields
3618 to compute the PACKED_P predicate.
3619 (function_arg_record_value): Minor tweaks.
3621 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3623 * doc/install.texi (--with-multilib-list): Describe the meaning of the
3624 option for arm*-*-* targets.
3626 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
3628 * doc/extend.texi (Common Function Attributes): Move docs for
3629 MSP430-specific attributes to....
3630 (MSP430 Function Attributes): ...here. Delete the redundant
3631 entries and copy-edit the remaining text.
3632 (MSP430 Variable Attributes): Use uniform format for index
3633 entries and add a cross-reference to the corresponding function
3634 attribute docs.
3636 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
3638 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
3639 -finite-math typo.
3640 (x86 Options): Likewise.
3642 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
3644 PR 1078
3646 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
3647 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
3648 to corresponding attribute.
3650 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
3652 * doc/extend.texi (Common Function Attributes) <noplt>: Move
3653 to correct alphabetization of table. Copy-edit and correct
3654 markup.
3655 <stack_protect>: Likewise.
3656 <target_clones>: Likewise.
3657 <simd>: Likewise.
3658 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
3659 Correct punctuation.
3660 (Code Gen Options) <-fno-plt>: Copy-edit.
3662 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
3664 PR target/68917
3665 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
3666 SI values. Explicitly convert SI to DI and vice-versa.
3668 2016-01-01 Jakub Jelinek <jakub@redhat.com>
3670 PR tree-optimization/69070
3671 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
3672 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
3674 PR sanitizer/69055
3675 * ubsan.c (ubsan_instrument_float_cast): Call
3676 initialize_sanitizer_builtins.
3678 PR target/69015
3679 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
3680 \f
3681 Copyright (C) 2016 Free Software Foundation, Inc.
3683 Copying and distribution of this file, with or without modification,
3684 are permitted in any medium without royalty provided the copyright
3685 notice and this notice are preserved.