1 2015-01-08 Jason Merrill <jason@redhat.com>
3 * ubsan.c (do_ubsan_in_current_function): New.
4 (pass_ubsan::gate): Use it.
6 * convert.c (convert_to_integer): Use it.
8 2015-01-08 Jakub Jelinek <jakub@redhat.com>
11 * config/i386/i386.c (ix86_expand_int_movcc): Don't reverse
12 compare_code when it is unconditionally overwritten afterwards.
13 Use ix86_reverse_condition instead of reverse_condition. Don't
14 change code if *reverse_condition* returned UNKNOWN and don't
15 swap ct/cf and negate diff in that case.
17 2015-01-08 Mike Stump <mikestump@comcast.net>
19 * tsan.c (pass_tsan::gate): Add no_sanitize_thread support.
20 (pass_tsan_O0::gate): Likewise.
21 * extend.texi (Function Attributes): Add no_sanitize_thread
24 2015-01-08 Thomas Schwinge <thomas@codesourcery.com>
26 * builtins.def (DEF_GOMP_BUILTIN): Also consider flag_offload_abi
27 for registering builtins.
28 * config/i386/intelmic-mkoffload.c (prepare_target_image): Don't
29 add -fopenmp to the argv_obstack used when invoking
32 * config/i386/intelmic-mkoffload.c (compile_for_target): Always
33 add "-m32" or "-m64" to argv_obstack.
34 (generate_host_descr_file): Likewise, when invoking host_compiler.
35 (main): Always add "-m elf_i386" or "-m elf_x86_64" when invoking
38 2015-01-08 Oleg Endo <olegendo@gcc.gnu.org>
40 * config/sh/sh-mem.cc: Use constant as second operand when emitting
43 2015-01-08 Oleg Endo <olegendo@gcc.gnu.org>
46 * config/sh/sh.md (*addsi3_compact): Emit reg-reg copy instead of
47 constant load if constant operand fits into I08.
49 2015-01-08 Jakub Jelinek <jakub@redhat.com>
52 * tree.c (build2_stat): Fix up initialization of TREE_READONLY
53 and TREE_THIS_VOLATILE for MEM_REFs.
54 (build5_stat): Fix up initialization of TREE_READONLY and
55 TREE_THIS_VOLATILE for TARGET_MEM_REFs.
57 2015-01-08 Kaz Kojima <kkojima@gcc.gnu.org>
60 * config/sh/sh.md (*addsi3_compact): Use u constraint instead
61 of r for the second alternative of the destination operand.
63 2015-01-07 Segher Boessenkool <segher@kernel.crashing.org>
66 * config/rs6000/rs6000.md (*eqsi3_ext<mode>, *nesi3_ext<mode>): New.
68 2015-01-07 Sandra Loosemore <sandra@codesourcery.com>
70 * doc/invoke.texi ([-fvtable-verify]): Fix markup on option
72 ([-fivar-visibility], [-fvisibility]): Likewise.
74 2015-01-07 Sandra Loosemore <sandra@codesourcery.com>
76 * doc/invoke.texi: Fix incorrect uses of @samp markup throughout
77 the file where @code, @command, etc is more appropriate.
79 2015-01-06 Sandra Loosemore <sandra@codesourcery.com>
81 * doc/invoke.texi (RS/6000 and PowerPC Options): Tidy formatting
82 of -mrecip= documentation.
84 2015-01-06 Michael Meissner <meissner@linux.vnet.ibm.com>
87 * config/rs6000/rs6000.c (rs6000_secondary_reload): Return the
88 correct reload handler if -m32 -mpowerpc64 is used.
90 2015-01-06 Tom de Vries <tom@codesourcery.com>
92 * tree-ssa-tail-merge.c: Fix typo in struct same_succ_def comment.
94 2015-01-08 Christian Bruel <christian.bruel@st.com>
97 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Check 0 length.
99 2015-01-06 Thomas Preud'homme <thomas.preudhomme@arm.com>
101 PR tree-optimization/63259
102 * tree-ssa-math-opts.c (pass_optimize_bswap::execute): Stop checking
103 if optab exists for 16bit byteswap.
105 2015-01-06 Jakub Jelinek <jakub@redhat.com>
107 * opts.c (common_handle_option): Add support for
108 -fno-sanitize=all and -f{,no-}sanitize-recover=all.
109 * doc/invoke.texi: Document -fno-sanitize=all,
110 -f{,no-}sanitize-recover=all. Document that
111 -fsanitize=float-cast-overflow is not enabled
112 by -fsanitize=undefined. Fix up documentation
113 of -f{,no-}sanitize-recover.
115 2015-01-06 Eric Botcazou <ebotcazou@adacore.com>
117 * config.gcc: Add Visium support.
118 * configure.ac: Likewise.
119 * configure: Regenerate.
120 * doc/extend.texi (interrupt attribute): Add Visium.
121 * doc/invoke.texi: Document Visium options.
122 * doc/install.texi: Document Visium target.
123 * doc/md.texi: Document Visium constraints.
124 * common/config/visium: New directory.
125 * config/visium: Likewise.
127 2015-01-05 Segher Boessenkool <segher@kernel.crashing.org>
129 * simplify-rtx.c (simplify_binary_operation_1): Handle more cases
130 for the "(and X (ior (not X) Y) -> (and X Y)" transform.
132 2015-01-05 Segher Boessenkool <segher@kernel.crashing.org>
134 * combine.c (combine_validate_cost): Do not count the cost of a
135 split I2 twice. Do not display it twice in the dump, either.
137 2015-01-05 Sandra Loosemore <sandra@codesourcery.com>
139 Revert parts of r219199.
140 * doc/invoke.texi ([-Wliteral-suffix]): Restore markup on
142 ([-Wtraditional]): Restore markup on <limits.h>.
144 2015-01-05 Trevor Saunders <tsaunders@mozilla.com>
147 * doc/invoke.texi: Document -Wsuggest-override.
149 2015-01-05 Radovan Obradovic <radovan.obradovic@imgtec.com>
151 PR rtl-optimization/64287
152 * toplev.c (HAVE_epilogue, HAVE_prologue): Provide default.
153 (process_options): Disable flag_ipa_ra if profiling.
155 2015-01-05 Eric Botcazou <ebotcazou@adacore.com>
157 * config/nds32/nds32-peephole2.md: Do not mention define_peephole.
159 2015-01-05 Max Filippov <jcmvbkbc@gmail.com>
161 * config/xtensa/xtensa.c (hwloop_optimize, hwloop_fail,
162 hwloop_pattern_reg, xtensa_doloop_hooks, xtensa_reorg_loops):
163 put under #if TARGET_LOOPS guard.
165 2015-01-05 Uros Bizjak <ubizjak@gmail.com>
167 * config/i386/i386.c (output_387_binary_op): Use std::swap.
169 2015-01-05 Oleg Endo <olegendo@gcc.gnu.org>
171 * rtlanal.c (refers_to_regno_p): Change return value from int to bool.
172 * rtl.h (refers_to_regno_p): Add overload.
174 * bt-load.c: Likewise.
175 * combine.c: Likewise.
176 * df-scan.c: Likewise.
177 * sched-deps.c: Likewise.
178 * config/s390/s390.c: Likewise.
179 * config/m32r/m32r.c: Likewise.
180 * config/rs6000/spe.md: Likewise.
181 * config/rs6000/rs6000.c: Likewise.
182 * config/pa/pa.c: Likewise.
183 * config/stormy16/stormy16.c: Likewise.
184 * config/cris/cris.c: Likewise.
185 * config/arc/arc.md: Likewise.
186 * config/arc/arc.c: Likewise.
187 * config/sh/sh.md: Likewise.
188 * config/sh/sh.c: Likewise.
189 * config/frv/frv.c: Likewise.
191 2015-01-05 Jakub Jelinek <jakub@redhat.com>
194 * gimplify.c (gimplify_function_tree): Add TSAN_FUNC_EXIT internal
195 call as cleanup of the whole body.
196 * internal-fn.def (TSAN_FUNC_EXIT): New internal call.
197 * tsan.c (replace_func_exit): New function.
198 (instrument_func_exit): Moved earlier.
199 (instrument_memory_accesses): Adjust TSAN_FUNC_EXIT internal calls.
200 Call instrument_func_exit if no TSAN_FUNC_EXIT internal calls have
202 (tsan_pass): Don't call instrument_func_exit.
203 * internal-fn.c (expand_TSAN_FUNC_EXIT): New function.
204 * tree-inline.c (copy_bb): Drop TSAN_FUNC_EXIT internal calls during
208 * ubsan.h (ubsan_instrument_float_cast): Add ARG argument.
209 * ubsan.c (ubsan_instrument_float_cast): Add ARG argument, pass
210 it to libubsan handler instead of EXPR. Fold comparisons earlier,
211 if the result is integer_zerop, return NULL_TREE.
212 * convert.c (convert_to_integer): Pass expr as ARG.
214 PR tree-optimization/64465
215 * tree-inline.c (redirect_all_calls): During inlining
216 clean up EH stmts and EH edges if redirect_call_stmt_to_callee
217 changed the stmt to a non-throwing call.
219 2015-01-05 Sandra Loosemore <sandra@codesourcery.com>
221 * doc/invoke.texi: Fix incorrect uses of @code, @option, @samp,
222 etc markup throughout the file.
224 2015-01-05 Bernd Edlinger <bernd.edlinger@hotmail.de>
226 Enable experimental TSAN support for Ada.
227 * tsan.c (instrument_expr): Handle VIEW_CONVERT_EXPR.
229 2015-01-05 Jakub Jelinek <jakub@redhat.com>
231 PR tree-optimization/64494
232 * tree-ssa-loop-im.c (move_computations_dom_walker::before_dom): Also
233 clear SSA_NAME_ANTI_RANGE_P flag.
235 2015-01-05 Marek Polacek <polacek@redhat.com>
237 * doc/extend.texi (Arrays of Length Zero): Add missing comma.
239 2015-01-05 Jakub Jelinek <jakub@redhat.com>
241 Update copyright years.
243 * gcc.c (process_command): Update copyright notice dates.
244 * gcov-dump.c: Ditto.
246 * doc/cpp.texi: Bump @copying's copyright year.
247 * doc/cppinternals.texi: Ditto.
248 * doc/gcc.texi: Ditto.
249 * doc/gccint.texi: Ditto.
250 * doc/gcov.texi: Ditto.
251 * doc/install.texi: Ditto.
252 * doc/invoke.texi: Ditto.
254 * auto-profile.c, auto-profile.h: Fix up Copyright line.
256 2015-01-04 Sandra Loosemore <sandra@codesourcery.com>
258 * doc/invoke.texi ([-fsized-deallocation]): Copy-edit to fix
260 ([-fvtable-verify], [-fvtv-debug]): Likewise.
262 ([-fmessage-length]): Likewise.
263 ([-Wsuggest-final-types], [-Wsuggest-final-methods]): Likewise.
264 ([-Wno-discarded-qualifiers]): Likewise.
265 ([-Wnodiscarded-array-qualifiers]): Likewise.
266 ([-Wno-virtual-move-assign]): Likewise.
267 ([-fsanitize=address], [-fsanitize=thread]): Likewise.
268 ([-fsanitize=leak], [-fsanitize=undefined]): Likewise.
269 ([-fsanitize=unreachable], [-fsanitize-recover]): Likewise.
270 ([-fsanitize-undefined-trap-on-error]): Likewise.
271 ([-floop-interchange]): Likewise.
272 ([-ftree-coalesce-inlined-vars]): Likewise.
273 ([-fvect-cost-model]): Likewise.
275 ([--param]): Likewise.
276 (Spec Files): Likewise.
277 ([-mstrict-align]): Likewise.
278 ([-mfix-cortex-a53-835769]): Likewise.
279 ([-march], [-mtune]): Likewise.
280 ([-mpic-register]): Likewise.
281 ([-munaligned-access]): Likewise.
283 (EIND and Devices with more than 128 Ki Bytes of Flash): Likewise.
284 (AVR Built-in Macros): Likewise.
285 ([-mpreferred-stack-boundary]): Likewise.
286 ([-mtune-crtl]): Likewise.
287 ([-mashf]): Likewise.
288 ([-mmcu=]): Likewise.
289 ([-minrt]): Likewise.
290 ([-maltivec], [-maltivec=be], [-maltivec=le]): Likewise.
291 ([-mupper-regs]): Likewise.
292 ([-matomic-model]): Likewise.
294 ([-mzdcbranch]): Likewise.
295 ([-mdisable-callt]): Likewise.
296 ([-msoft-float]): Likewise.
297 ([-m8byte-align]): Likewise.
298 ([-fstack-reuse]): Likewise.
300 2015-01-03 Sandra Loosemore <sandra@codesourcery.com>
302 * doc/invoke.texi ([-fprofile-generate], [-fprofile-use]):
303 Fix markup, light copy-editing.
304 ([-fauto-profile]): Rewrite to fix formatting and content
307 2015-01-03 Sandra Loosemore <sandra@codesourcery.com>
309 * doc/invoke.texi ([-fisolate-erroneous-paths-dereference]):
310 Copy-edit description.
311 ([-fisolate-erroneous-paths-attribute]): Likewise.
312 * common.opt (fisolate-erroneous-paths-dereference):
313 Copy-edit description.
314 (fisolate-erroneous-paths-attribute): Likewise.
316 2015-01-03 Sandra Loosemore <sandra@codesourcery.com>
318 * doc/invoke.texi ([-fsemantic-interposition]): Fix typos and
321 2015-01-03 Sandra Loosemore <sandra@codesourcery.com>
323 * doc/invoke.texi ([-fplan9-extensions]): Add/fix @opindex.
324 ([-fvtv-debug]): Likewise.
325 ([-Wc++-compat]): Likewise.
326 ([-Wc++11-compat]): Likewise.
327 ([-Wc++14-compat]): Likewise.
328 ([-Wno-sized-deallocation]): Likewise.
329 ([-femit-class-debug-always]): Likewise.
330 ([-femit-struct-debug-detailed]): Likewise.
331 ([-fno-keep-inline-dllexport]): Likewise.
332 ([-fira-algorithm]): Likewise.
333 ([-fira-region]): Likewise.
334 ([-flra-remat]): Likewise.
335 ([-fipa-ra]): Likewise.
336 ([-fhoist-adjacent-loads]): Likewise.
337 ([-fisolate-erroneous-paths-dereference]): Likewise.
338 ([-fisolate-erroneous-paths-attribute]): Likewise.
339 ([-ftree-switch-conversion]): Likewise.
340 ([-ftree-tail-merge]): Likewise.
341 ([-ftree-loop-if-convert]): Likewise.
342 ([-ftree-loop-if-convert-stores]): Likewise.
343 ([-ftree-loop-distribution]): Likewise.
344 ([-ftree-loop-distribute-patterns]): Likewise.
345 ([-flto-compression-level]): Likewise.
346 ([-flto-report]): Likewise.
347 ([-flto-report-wpa]): Likewise.
348 ([-fuse-linker-plugin]): Likewise.
349 ([-mfix-cortex-a53-835769]): Likewise.
350 ([-mno-fix-cortex-a53-835769]): Likewise.
351 ([-mmmx]...[-mno-3dnow]): Remove the -mno- forms from the
352 explicit listing; add a note to the discussion indicating they
353 exist. Reorder table to group similar options. Add missing
354 @opindex entries. Add @need commands throughout the table to
355 allow it to be split across multiple pages.
356 ([-m8bit-idiv]): Fix @opindex.
357 ([-mavx256-split-unaligned-load]): Likewise.
358 ([-mavx256-split-unaligned-store]): Likewise.
359 ([-mstack-protector-guard]): Likewise.
360 ([-mcpu=]): Likewise.
362 ([-mpointer-size=]): Likewise.
364 2015-01-03 John David Anglin <danglin@gcc.gnu.org>
366 * config/pa/pa.md (decrement_and_branch_until_zero): Use `Q' constraint
367 instead of `m' constraint. Likewise for unnamed movb comparison
368 patterns using reg_before_reload_operand predicate.
369 * config/pa/predicates.md (reg_before_reload_operand): Tighten
370 predicate to reject register index and LO_SUM DLT memory forms
373 2015-01-02 Sandra Loosemore <sandra@codesourcery.com>
375 * doc/invoke.texi (Option Summary): Fix spelling of
376 -fdevirtualize-at-ltrans.
377 ([-fdevirtualize]): Fix markup.
378 ([-fdevirtualize-speculatively]): Fix typo.
379 ([-fdevirtualize-at-ltrans]): Likewise. Make description less
381 * common.opt (fdevirtualize-at-ltrans): Likewise.
382 * ipa-devirt.c: Fix typos in comments throughout the file.
383 (ipa_devirt): Fix typos in format strings for dump output.
385 2015-01-02 Sandra Loosemore <sandra@codesourcery.com>
387 * doc/invoke.texi ([-fopt-info]): Fix markup, consolidate
388 discussion of defaults, light copy-editing.
390 2015-01-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
392 * tsan.c (instrument_expr): corrected previous checkin.
394 2015-01-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
396 Instrument bit field and unaligned accesses for TSAN.
397 * sanitizer.def (BUILT_IN_TSAN_READ_RANGE): New built-in function.
398 (BUILT_IN_TSAN_WRITE_RANGE): New built-in function.
399 * tsan.c (instrument_expr): Handle COMPONENT_REF and BIT_FIELD_REF.
400 Use BUILT_IN_TSAN_READ_RANGE and BUILT_IN_TSAN_WRITE_RANGE for
401 unaligned memory regions.
403 2015-01-01 Anthony Green <green@moxielogic.com>
405 * config/moxie/predicates.md (moxie_general_movsrc_operand):
406 Restrict move source register offsets to 16 bits.
408 Copyright (C) 2015 Free Software Foundation, Inc.
410 Copying and distribution of this file, with or without modification,
411 are permitted in any medium without royalty provided the copyright
412 notice and this notice are preserved.