1 2009-06-25 Martin Jambor <mjambor@suse.cz>
3 PR tree-optimization/40493
4 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
5 (enum unscalarized_data_handling): New type.
6 (handle_unscalarized_data_in_subtree): Return what has been done.
7 (load_assign_lhs_subreplacements): Handle left flushes differently.
8 (sra_modify_assign): Use unscalarized_data_handling, simplified
9 condition determining whether to remove the statement.
11 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12 * doc/plugins.texi (Building GCC plugins): Corrected typo in
13 Makefile excerpt - @ should be doubled for texinfo.
15 2009-06-24 Ian Lance Taylor <iant@google.com>
17 * config/arc/arc.c: Include "df.h".
18 (arc_attribute_table): Make static. Move higher in file.
19 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
20 (output_shift): Initialize n later to avoid warning.
21 * config/arm/arm.c (arm_attribute_table): Make static. Move
23 * config/avr/avr.c (avr_attribute_table): Make static. Move
25 (reg_class_tab): Change array type from int to enum reg_class.
26 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
28 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
29 (lshrhi3_out): Likewise.
30 (class_likely_spilled_p): Change return type to bool.
31 (avr_rtx_costs): Use local code variable with enum type.
32 * config/avr/avr.md (movmemhi): Use add_reg_note.
33 (andhi3, andsi3): Don't use AS2 with "and".
34 (iorhi3, iorsi3): Don't use AS2 with "or".
35 * config/avr/avr-protos.h (class_likely_spilled_p): Update
37 * config/crx/crx.c: Include "df.h".
38 (crx_attribute_table): Make static.
39 * config/m32r/m32r.c: Include "df.h".
40 (m32r_attribute_table): Make static. Move higher in file.
41 (pop): Use add_reg_note.
42 (block_move_call): Change 0 to LCT_NORMAL in function call.
43 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
44 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
45 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
46 declare, not just when TREE_CODE is defined.
47 * config/m68hc11/m68hc11.c: Include "expr.h".
48 (m68hc11_attribute_table): Make static. Move higher in file.
49 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
51 (m68hc11_register_indirect_p): Likewise.
52 (m68hc11_function_arg_padding): Change return type to enum
54 (emit_move_after_reload): Use add_reg_note.
55 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
56 (m68hc11_split_logical): Likewise.
57 (m68hc11_rtx_costs): Add local code_and outer_code variables with
59 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
60 to VOIDmode in function call.
61 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
63 (m68hc11_split_logical): Update declaration.
64 (m68hc11_function_arg_padding): Update declaration.
65 * config/mcore/mcore.c (regno_reg_class): Change form array of int
66 to array of enum reg_class.
67 (mcore_attribute_table): Make static. Move higher in file.
68 (mcore_rtx_costs): Add cast to enum type.
69 * config/mcore/mcore.h (regno_reg_class): Update declaration.
70 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
71 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
73 * config/sh/predicates.md (trapping_target_operand): Rename and to
75 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
77 * config/spu/spu.c (spu_attribute_table): Make static. Move
79 * config/v850/v850.c (v850_attribute_table): Make static. Move
81 (v850_rtx_costs): Use local code with enum type.
82 (expand_epilogue): Add cast.
83 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
85 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
88 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
89 -m2a-single-only and -m2a-nofpu.
90 * config/sh/sh.opt: Document m2a generates FPU code.
92 2009-06-24 Anatoly Sokolov <aesok@post.ru>
94 * defaults.h (CAN_ELIMINATE): Provide default.
95 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
96 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
97 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
98 * config/spu/spu.h (CAN_ELIMINATE): Delete.
99 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
100 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
101 * config/cris/cris.h (CAN_ELIMINATE): Delete.
102 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
103 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
104 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
106 2009-06-24 DJ Delorie <dj@redhat.com>
108 * mep-ext-cop.cpu: Fix copyright notice.
109 * mep-default: Fix copyright notice.
110 * mep-core: Fix copyright notice.
111 * mep: Fix copyright notice.
112 * mep-ivc2: Fix copyright notice.
113 * mep-c5: Fix copyright notice.
115 2009-06-24 Denis Chertykov <chertykov@gmail.com>
117 * doc/contrib.texi (Contributors):
119 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
122 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
123 src and dst operands if necessary.
125 2009-06-23 DJ Delorie <dj@redhat.com>
128 * config.gcc: Add mep support.
129 * recog.c: Resurrect validate_replace_rtx_subexp().
131 * config/mep/: Add new port:
132 * config/mep/constraints.md: New file.
133 * config/mep/default.h: New file.
134 * config/mep/intrinsics.h: New file.
135 * config/mep/intrinsics.md: New file.
136 * config/mep/ivc2-template.h: New file.
137 * config/mep/mep-c5.cpu: New file.
138 * config/mep/mep-core.cpu: New file.
139 * config/mep/mep-default.cpu: New file.
140 * config/mep/mep-ext-cop.cpu: New file.
141 * config/mep/mep-intrin.h: New file.
142 * config/mep/mep-ivc2.cpu: New file.
143 * config/mep/mep-lib1.asm: New file.
144 * config/mep/mep-lib2.c: New file.
145 * config/mep/mep-pragma.c: New file.
146 * config/mep/mep-protos.h: New file.
147 * config/mep/mep-tramp.c: New file.
148 * config/mep/mep.c: New file.
149 * config/mep/mep.cpu: New file.
150 * config/mep/mep.h: New file.
151 * config/mep/mep.md: New file.
152 * config/mep/mep.opt: New file.
153 * config/mep/predicates.md: New file.
154 * config/mep/t-mep: New file.
156 2009-06-23 Ian Lance Taylor <iant@google.com>
158 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
159 from loose_warn into c_loose_warn and from strict_warn into
160 c_strict_warn. Set and substitute warn_cxxflags. Check for
161 --enable-build-with-cxx. Set and substitute
162 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
163 * Makefile.in (CXXFLAGS): New variable.
164 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
165 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
166 the default is the same as $(STRICT_WARN).
167 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
169 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
170 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
171 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
172 (HOST_LIBS): New variable.
173 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
174 (ALL_CXXFLAGS): New variable.
175 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
176 * doc/install.texi (Configuration): Document
177 --enable-build-with-cxx, --with-stage1-ldflags,
178 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
179 * configure: Rebuild.
181 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
183 * config/arm/arm.c (arm_override_options): Fix braces and formatting
184 from previous commit.
186 2009-06-23 Ian Lance Taylor <iant@google.com>
188 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
190 2009-06-23 Ian Lance Taylor <iant@google.com>
192 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
193 with ATTRIBUTE_UNUSED.
195 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
196 Pat Haugen <pthaugen@us.ibm.com>
197 Revital Eres <eres@il.ibm.com>
199 * config.in (HAVE_AS_POPCNTD): Add default definition.
200 (HAVE_AS_LWSYNC): Ditto.
202 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
204 (gcc_cv_as_powerpc_cmpb): Ditto.
205 (gcc_cv_as_powerpc_dfp): Ditto.
206 (gcc_cv_as_powerpc_vsx): Ditto.
207 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
208 supporting the popcntd/lwsync instructions.
209 (gcc_cv_as_powerpc_lwsync): Ditto.
210 * configure: Regenerate.
212 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
213 -mcpu=native and -mcpu=power7.
214 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
216 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
217 a variable instead of a mask to reduce the number of mask bits.
218 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
221 * config/rs6000/rs6000.opt (-mupdate): Ditto.
222 (-mfused-madd): Ditto.
224 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
226 (-mvsx): New switch for VSX instructions.
227 (-misel): Move from a variable to a mask to allow it to be set by
230 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
231 function declaration to an array declaration.
232 (rs6000_hard_regno_nregs): New external array declaration.
234 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
235 files included by rs6000.md.
237 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
238 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
240 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
242 (rs6000_debug_reg): New -mdebug= variables.
243 (rs6000_debug_addr): Ditto.
244 (rs6000_debug_cost): Ditto.
245 (rs6000_pmode): New variable to hold Pmode.
246 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
247 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
248 calculated at compiler start.
249 (rs6000_hard_regno_nregs): Change function to an array which holds
250 HARD_REGNO_NREGS calculated at compiler start.
251 (rs6000_explicit_options): Delete isel field.
252 (rs6000_vector_unit): New array to hold which vector unit
253 supports arithmetic options for a given type.
254 (rs6000_vector_mem): New array to hold which vector unit supports
255 memory reference operations for a given type.
256 (rs6000_vector_align): New array to given the alignment of each
258 (power7_cost): New basic costs for power7.
259 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
260 (rs6000_hard_regno_nregs_internal): New function, moved from
261 HARD_REGNO_NREGS, to calculate the number of registers each hard
262 register takes for each type.
263 (rs6000_debug_reg_print): New function for -mdebug=reg support.
264 (rs6000_debug_vector_unit): New array, map rs6000_vector to
266 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
267 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
268 unit information here so it is calculated once at compiler startup
270 (rs6000_override_options): Make -misel a target mask. Add more
271 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
272 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
274 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
275 (rs6000_handle_option): Move -misel from variable to target mask.
276 (rs6000_builtin_mask_for_load): Add VSX support.
277 (rs6000_conditional_register_usage): Ditto.
278 (USE_ALTIVEC_FOR_ARG_P): Ditto.
279 (function_arg_boundary): Ditto.
280 (rs6000_expand_builtin): Ditto.
281 (def_builtin): Make abort message a little friendlier.
282 (rs6000_emit_int_cmove): Add support for 64-bit isel.
284 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
285 assembler support the popcntd instruction instead of a vsx
286 instruction to enable power7 support.
287 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
288 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
289 option to the assembler if -mcpu=native.
290 (ASM_CPU_NATIVE_SPEC): Ditto.
291 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
293 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
294 the lwsync instruction.
295 (enum processor_type): Add PROCESSOR_POWER7.
296 (rs6000_debug_reg): New -mdebug= options.
297 (rs6000_debug_addr): Ditto.
298 (rs6000_debug_cost): Ditto.
299 (rs6000_isel): Delete.
300 (enum rs6000_vector): New enum to say what vector unit we have.
301 (VECTOR_UNIT_*): New macros to say which vector unit has
302 arithmetic operations for a given type.
303 (VECTOR_MEM_*): New macros to say which vector unit has memory
304 operations for a given type.
305 (TARGET_LDBRX): Whether the machine supports the ldbrx
307 (TARGET_ISEL): Delete, -misel moved to be a mask.
308 (TARGET_ISEL64): New macro for 64-bit isel support.
309 (UNITS_PER_VSX_WORD): New macro.
310 (POINTER_SIZE): Move to be an external variable, rather than
311 calculating whether we are generating 32 ot 64-bit code.
313 (STACK_BOUNDARY): Add VSX support.
314 (LOCAL_ALIGNMENT): Ditto.
315 (SLOW_UNALIGNED_ACCESS): Ditto.
316 (VSX_REGNO_P): New macro for VSX support.
317 (VFLOAT_REGNO_P): Ditto.
318 (VINT_REGNO_P): Ditto.
319 (VLOGICAL_REGNO_P): Ditto.
320 (VSX_VECTOR_MODE): Ditto.
321 (VSX_SCALAR_MODE): Ditto.
323 (VSX_MOVE_MODE): Ditto.
324 (VSX_REG_CLASS_P): Ditto.
325 (HARD_REGNO_NREGS): Instead of calling a function, use an array
327 (UNITS_PER_SIMD_WORD): Add VSX support.
328 (MODES_TIEABLE_P): Ditto.
329 (STARTING_FRAME_OFFSET): Ditto.
330 (STACK_DYNAMIC_OFFSET): Ditto.
331 (EPILOGUE_USES): Ditto.
332 (REGNO_REG_CLASS): Move to array lookup.
333 (CLASS_MAX_NREGS): Ditto.
334 (rs6000_vector_reg_class): Add declaration.
335 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
336 overlap with the floating point and Altivec registers.
338 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
340 * config/rs6000/driver-rs6000.c (asm_names): New static array to
341 give the appropriate asm switches if -mcpu=native.
342 (host_detect_local_cpu): Add support for "asm".
343 (host_detect_local_cpu): Follow GNU code guidelines for name.
345 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
346 -mbit-word to a variable instead of being a target mask.
348 * config/rs6000/sync.md (lwsync): If the assembler supports it,
349 emit the lwsync instruction instead of emitting the instruction as
352 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
353 fixuns_trundfsi2, move expander into rs6000.md.
355 * config/rs6000/rs6000.md (cpu): Add power7.
356 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
357 (logical predicate patterns): Change the single instruction
358 primitives that set CR0 to be fast_compare instead of compare.
360 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
362 (popcount<mode>): Ditto.
363 (floating multiply/add insns): Name the floating point
365 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
366 (isel_unsigned_<mode>): Ditto.
367 (fixuns_trundfsi2): Move expander here from spe.md.
368 (smindi3): Define if we have -misel on 64-bit systems.
373 2009-06-23 Anatoly Sokolov <aesok@post.ru>
375 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
377 * config/avr/avr.c (avr_current_device): New variable.
378 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
379 (avr_arch, mcu_type_s): Move to avr.h.
380 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
381 default_data_section_start fields.
382 (avr_arch): Moved from avr.c.
383 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
385 (avr_current_device, avr_mcu_types, avr_arch_types,
386 avr_device_to_arch, avr_device_to_data_start,
387 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
388 (EXTRA_SPEC_FUNCTIONS): Define.
389 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
390 options mapping. Use device_to_arch and device_to_data_start insted.
391 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
392 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
393 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
394 * config/avr/driver-avr.c: New file.
395 * config/avr/avr-devices.c: New file.
397 2009-06-23 Jakub Jelinek <jakub@redhat.com>
399 * var-tracking.c (unshare_variable): Force initialized to
400 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
401 (set_variable_part): Likewise.
402 (struct variable_union_info): Remove pos_src field.
403 (vui_vec, vui_allocated): New variables.
404 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
405 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
406 == 1 use a simpler sorting algorithm. Compute pos field right
407 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
408 Avoid quadratic comparison if !flag_var_tracking_uninit.
409 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
410 unshare_variable unconditionally.
411 (dataflow_set_different_2): Removed.
412 (dataflow_set_different): Don't traverse second hash table.
413 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
414 unconditionally to var_reg_set or var_mem_set.
415 (emit_notes_in_bb): Likewise.
416 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
418 (emit_note_insn_var_location): Don't set initialized to
419 VAR_INIT_STATUS_INITIALIZED early.
420 (vt_finalize): Free vui_vec if needed, clear vui_vec and
422 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
424 * tree-object-size.c (addr_object_size): Instead of checking
425 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
426 are no FIELD_DECLs following it.
428 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
430 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
431 order to match bswaps with signed source operands.
433 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
435 * sdbout.c (sdbout_one_type): Fix braces in switch.
437 2009-06-23 Richard Guenther <rguenther@suse.de>
439 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
441 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
442 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
443 var_callused, callused_tree, var_storedanything, storedanything_tree,
444 var_integer, integer_tree): Remove global variables.
445 (new_var_info): Do not pass new id, append the new var to the
446 global variable vector.
447 (do_ds_constraint): Use is_global_var member of the variable-info.
448 (new_scalar_tmp_constraint_exp): Adjust.
449 (create_function_info_for): Likewise.
450 (create_variable_info_for): Likewise.
451 (find_what_var_points_to): Remove dead code.
452 (init_base_vars): Simplify.
453 (compute_points_to_sets): Adjust.
455 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
457 * combine.c (try_combine): Dump information about the insns we're
460 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
462 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
463 check when calling force_to_mode on TRUNCATE's operand.
465 2009-06-22 Ian Lance Taylor <iant@google.com>
467 * config/rs6000/rs6000.opt: Move msched-epilog before
470 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
472 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
474 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
476 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
477 override library linkage flags such as -static-libgcc or
480 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
482 * config/m68k/m68k-devices.def: Add line for MCF5221x.
484 2009-06-22 Ian Lance Taylor <iant@google.com>
486 * config/linux.opt: Put mglibc ahead of muclibc.
488 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
491 2009-06-22 Matthias Klose <doko@ubuntu.com>
493 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
495 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
498 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
499 instead of NULL if a parser error occurs.
501 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
503 * dwarf2out.c (dwarf2_debug_hooks): Initialize
504 non-DWARF2_DEBUGGING_INFO version.
506 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
508 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
509 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
511 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
512 (LIBGCC2_TF_CEXT): Define.
515 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
518 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
520 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
522 * config/arm/arm.c (arm_override_options): Disable
523 -mcaller-super-interworking and -mcallee-super-interworking.
524 * doc/invoke.texi (ARM Options): Document this.
526 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
528 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
529 * config/arm/constraints.md (j): New constraint for movw operands.
530 (N): Remove thumb2 meaning.
531 * config/arm/arm.md (*arm_movw): Delete.
532 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
533 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
534 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
536 2009-06-22 Martin Jambor <mjambor@suse.cz>
538 PR tree-optimization/40492
539 * tree-sra.c (sra_modify_assign): Pass zero offsets to
540 build_ref_for_offset.
542 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
544 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
545 JUMP_TABLE_DATA_P predicates where applicable.
546 * auto-inc-dec.c: Ditto.
548 * caller-save.c: Ditto.
550 * cfgcleanup.c: Ditto.
551 * cfglayout.c: Ditto.
554 * combine-stack-adj.c: Ditto.
560 * dwarf2asm.c: Ditto.
561 * dwarf2out.c: Ditto.
574 * ira-costs.c: Ditto.
575 * ira-lives.c: Ditto.
578 * lower-subreg.c: Ditto.
579 * modulo-sched.c: Ditto.
581 * postreload.c: Ditto.
582 * print-rtl.c: Ditto.
591 * sched-vis.c: Ditto.
593 * sel-sched-ir.c: Ditto.
594 * simplify-rtx.c: Ditto.
595 * targhooks.c: Ditto.
596 * var-tracking.c: Ditto.
597 * vmsdbgout.c: Ditto.
599 2009-06-22 Matthias Klose <doko@ubuntu.com>
601 * Makefile.in (install-plugin): Always use DESTDIR.
603 2009-06-22 Olivier Hainque <hainque@adacore.com>
605 * config/pa/pa.c (output_call): Don't optimize post call jumps
606 into return address adjustments if the call may throw.
608 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
610 * arm.c (thumb1_output_casesi): New function.
611 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
612 optimizing for size or PIC.
613 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
614 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
615 (casesi): Handle Thumb-1 when optimizing for size or PIC.
616 (thumb1_casesi_internal_pic): New expand rule.
617 (thumb1_casesi_dispatch): New pattern.
618 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
620 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
621 in the text seciton when PIC or optimizing for size.
622 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
623 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
624 preservation properties of code.
625 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
626 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
627 (__gnu_thumb1_case_si): New function.
628 * t-arm (LIB1ASMSRC): Define here.
629 (LIB1ASMFUNCS): Add some common functions.
630 * t-arm-elf (LIB1ASMSRC): Delete.
631 (LIB1ASMFUNCS): Append to existing set.
632 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
633 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
634 * t-symbian (LIB1ASMFUNCS): Likewise.
635 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
636 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
638 2009-06-21 Richard Guenther <rguenther@suse.de>
640 PR tree-optimization/38729
641 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
642 to loops with a single exit if -fno-expensive-optimizations.
644 2009-06-21 Jakub Jelinek <jakub@redhat.com>
646 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
647 (dataflow_set): Change vars type from htab_t to shared_hash.
648 (shared_hash_pool, empty_shared_hash): New variables.
649 (vars_clear): Removed.
650 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
651 shared_hash_find_slot_unshare, shared_hash_find_slot,
652 shared_hash_find_slot_noinsert, shared_hash_find): New
654 (shared_hash_unshare, shared_hash_destroy): New functions.
655 (unshare_variable): Unshare set->vars if shared, use
657 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
658 (get_init_value, find_src_set_src, dump_dataflow_set,
659 clobber_variable_part, emit_notes_for_differences): Use
661 (dataflow_set_init): Remove second argument, set vars to
662 empty_shared_hash instead of creating a new htab.
663 (dataflow_set_clear): Call shared_hash_destroy and set vars
664 to empty_shared_hash instead of calling vars_clear.
665 (dataflow_set_copy): Don't call vars_copy, instead just share
666 the src htab with dst.
667 (variable_union): Use shared_hash_*, use initially NO_INSERT
668 lookup if set->vars is shared. Don't keep slot cleared before
669 calling unshare_variable. Unshare set->vars if needed.
670 Even ->refcount == 1 vars must be unshared if set->vars is shared
671 and var needs to be modified.
672 (variable_canonicalize): New function.
673 (dataflow_set_union): If dst->vars is empty, just share src->vars
674 with dst->vars and traverse with variable_canonicalize to canonicalize
675 and unshare what is needed.
676 (dataflow_set_different): If old_set and new_set use the same shared
677 htab, they aren't different. If number of htab elements is different,
678 htabs are different. Use shared_hash_*.
679 (dataflow_set_destroy): Call shared_hash_destroy instead of
681 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
682 second argument to dataflow_set_init.
683 (vt_initialize): Likewise. Initialize shared_hash_pool and
684 empty_shared_hash, move bb in/out initialization afterwards.
685 Use variable_htab_free instead of NULL as changed_variables del hook.
686 (variable_was_changed): Change type of second argument to pointer to
687 dataflow_set. When inserting var into changed_variables, bump
688 refcount. Unshare set->vars if set is shared htab and slot needs to
690 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
691 lookup if set->vars is shared. Unshare set->vars if needed.
692 Even ->refcount == 1 vars must be unshared if set->vars is shared
693 and var needs to be modified. Adjust variable_was_changed caller.
694 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
695 vars must be unshared if set->vars is shared and var needs to be
696 modified. Adjust variable_was_changed caller.
697 (emit_note_insn_var_location): Don't pool_free var.
698 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
700 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
701 free_alloc_pool on shared_hash_pool.
703 2009-06-20 Anthony Green <green@moxielogic.com>
705 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
706 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
708 2009-06-20 Richard Guenther <rguenther@suse.de>
710 * tree-ssa-structalias.c (find_func_aliases): For memset use
711 a constraint from NULL if we memset to zero.
712 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
713 we explicitly handle that do not read from memory.
714 (call_may_clobber_ref_p_1): Properly handle builtins that may
717 2009-06-20 Richard Guenther <rguenther@suse.de>
719 PR tree-optimization/40495
720 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
721 (new_scalar_tmp_constraint_exp): New function.
722 (process_constraint): Do not create temporary decls.
723 (process_all_all_constraints): Likewise.
724 (handle_const_call): Likewise.
725 (create_function_info_for): Do not set decl.
727 2009-06-19 Ian Lance Taylor <iant@google.com>
729 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
730 (rs6000_attribute_table): Make static; move before use.
732 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
734 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
735 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
736 Propagate the TREE_READONLY flag without overwriting it.
737 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
738 Propagate the TREE_READONLY flag onto the result.
739 (process_call_operands): Move around. Use correct constant value.
741 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
744 * config/arm/arm.c (thumb_shiftable_const): Truncate val to
746 * config/arm/arm.md: Likewise.
748 2009-06-19 Ian Lance Taylor <ian@airs.com>
750 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
751 to GIMPLE_ERROR_MARK.
753 * c-typeck.c (build_conditional_expr): Add op1_original_type and
754 op2_original_type parameters. Warn about using different enum
756 * c-parser.c (c_parser_conditional_expression): Pass original
757 types to build_conditional_expr.
758 * c-tree.h (build_conditional_expr): Update declaration.
760 2009-06-19 Ian Lance Taylor <iant@google.com>
762 * config/i386/i386.c (ix86_function_specific_save): Test that
763 fields match values, rather than testing the values are in a
766 2009-06-19 Richard Guenther <rguenther@suse.de>
768 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
770 (ptr_derefs_may_alias_p): Likewise.
771 (ptr_deref_may_alias_ref_p_1): New function.
772 (ptr_deref_may_alias_ref_p): Likewise.
773 (ref_maybe_used_by_call_p_1): Handle builtins that are not
774 covered by looking at the ESCAPED solution.
775 (call_may_clobber_ref_p_1): Likewise.
776 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
777 Handle NULL_TREE offset. Do not produce redundant constraints.
778 (process_all_all_constraints): New helper function.
779 (do_structure_copy): Use it.
780 (handle_lhs_call): Likewise.
781 (find_func_aliases): Handle some builtins with pointer arguments
782 and/or return values explicitly.
784 2009-06-19 Ian Lance Taylor <iant@google.com>
786 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
788 2009-06-19 Ian Lance Taylor <iant@google.com>
790 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
792 2009-06-19 Ian Lance Taylor <iant@google.com>
794 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
795 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
798 * c-decl.c (finish_decl): If -Wc++-compat, warn about
801 2009-06-19 Ian Lance Taylor <iant@google.com>
803 * dse.c (struct store_info): Rename bitmap field to bmap. Change
806 * c-decl.c (in_struct, struct_types): Remove.
807 (struct c_binding): Add in_struct field.
808 (c_binding_ptr): Define type, along with VEC.
809 (struct c_struct_parse_info): Define.
810 (struct_parse_info): New static variable.
811 (bind): Initialize in_struct field.
812 (start_struct): Remove enclosing_in_struct and
813 enclosing_struct_types parameters. Add
814 enclosing_struct_parse_info parameter. Change all callers. Set
815 struct_parse_info rather than in_struct and struct_types.
816 (grokfield): If -Wc++-compat and there is a symbol binding for the
817 field name, set the in_struct flag and push it on the
818 struct_parse_info->fields vector.
819 (warn_cxx_compat_finish_struct): New static function.
820 (finish_struct): Remove enclosing_in_struct and
821 enclosing_struct_types parameters. Add
822 enclosing_struct_parse_info parameter. Change all callers. Don't
823 set C_TYPE_DEFINED_IN_STRUCT here. Call
824 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
825 parameter. Only push on struct_types if warn_cxx_compat.
826 (finish_enum): Only push on struct_types if warn_cxx_compat.
827 (declspecs_add_type): Add loc parameter. Change all callers.
828 Change all error calls to error_at. Pass loc, not input_location,
829 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
830 defined in a struct. If -Wc++-compat and parsing a struct, record
831 that a typedef name was used.
832 * c-parser.c (c_parser_declspecs): Get location to pass to
834 (c_parser_struct_or_union_specifier): Update calls to start_struct
836 * c-tree.h (struct c_struct_parse_info): Declare.
837 (finish_struct, start_struct): Update declarations.
838 (declspecs_add_type): Update declaration.
840 2009-06-19 Ian Lance Taylor <iant@google.com>
842 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
843 variable with an anonymous type.
845 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
847 * see.c: Remove for real.
849 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
851 * optabs.h (enum optab_index): Add new OTI_significand.
852 (significand_optab): Define corresponding macro.
853 * optabs.c (init_optabs): Initialize significand_optab.
854 * genopinit.c (optabs): Implement significand_optab using
855 significand?f2 patterns.
856 * builtins.c (expand_builtin_mathfn): Handle
857 BUILT_IN_SIGNIFICAND{,F,L}.
858 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
859 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
861 * config/i386/i386.md (significandxf2, significand<mode>2): New
862 expanders to implement significandf, significand and significandl
863 built-ins as inline x87 intrinsics.
865 2009-06-18 Anatoly Sokolov <aesok@post.ru>
867 * config/avr/avr.c (avr_override_options): Remove setting value of
868 PARAM_INLINE_CALL_COST.
870 2009-06-18 Richard Henderson <rth@redhat.com>
873 * tree-pass.h (TDF_ASMNAME): New.
874 * tree-dump.c (dump_options): Add asmname.
875 * doc/invoke.texi: Document it.
877 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
878 (dump_decl_name): ...here.
879 (dump_function_name): New flags arg; mind TDF_ASMNAME.
880 (dump_generic_node): Update dump_function_name calls.
881 (print_call_name): New flags arg; update all dump calls.
882 * diagnostic.h (print_call_name): Update.
883 * gimple-pretty-print.c (dump_gimple_call): Update.
885 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
888 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
890 2009-06-18 Diego Novillo <dnovillo@google.com>
892 * doc/plugins.texi: Document plugin_is_GPL_compatible.
893 * plugin.c (str_license): Declare.
894 (try_init_one_plugin): Assert that the symbol
895 'plugin_is_GPL_compatible' exists.
897 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
900 * Makefile.in (OBJS-common): Remove see.o.
902 * common.opt (fsee): Mark as preserved for backward compatibility.
903 * opts.c (common_handle_option): Add OPT_fsee to the backward
904 compatibility section.
905 * passes.c (init_optimization_passes, pass_see): Remove pass.
906 * timevar.def (TV_SEE): Remove.
907 * tree-pass.h (pass_see): Remove declaration.
908 * doc/invoke.texi (-fsee): Remove documentation.
910 2009-06-18 Martin Jambor <mjambor@suse.cz>
912 * tree-sra.c: Include statistics.h
913 (sra_stats): New variable.
914 (sra_initialize): Clear sra_stats.
915 (create_access_replacement): Increment sra_stats.replacements.
916 (get_access_replacement): Do not return twice.
917 (analyze_all_variable_accesses): Increment statistics counter by the
918 number of scalarized aggregates.
919 (generate_subtree_copies): Increment sra_stats.subtree_copies.
920 (sra_modify_expr): Increment sra_stats.exprs.
921 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
922 (sra_modify_assign): Increment sra_stats.exprs,
923 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
924 (perform_intra_sra): Update statistics counters.
925 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
927 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
929 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
930 (arm_scalar_mode_supported_p): New function.
932 2009-06-18 Paul Brook <paul@codesourcery.com>
933 Sandra Loosemore <sandra@codesourcery.com>
935 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
936 (__extendhfsf2, __truncsfhf2): Define.
937 * config/arm/fp16.c: New file.
938 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
939 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
941 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
943 * doc/extend.texi (Half-Precision): New section.
944 * doc/invoke.texi (Option Summary): List -mfp16-format.
945 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
946 * config/arm/arm.opt (mfp16-format=): New.
947 * config/arm/arm.c: Include intl.h.
948 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
949 (TARGET_INVALID_RETURN_TYPE): Redefine.
950 (TARGET_PROMOTED_TYPE): Redefine.
951 (TARGET_CONVERT_TO_TYPE): Redefine.
952 (arm_fp16_format): Define.
953 (all_fpus): Add entry for neon-fp16.
954 (fp_model_for_fpu): Likewise.
955 (struct fp16_format): Declare.
956 (all_fp16_formats): Define.
957 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
959 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
961 (arm_legitimate_index_p): Treat HFmode like HImode.
962 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
963 (coproc_secondary_reload_class): Special-case HFmode.
964 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
965 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
966 (arm_init_fp16_builtins): New.
967 (arm_init_builtins): Call it.
968 (arm_invalid_parameter_type): New.
969 (arm_invalid_return_type): New.
970 (arm_promoted_type): New.
971 (arm_convert_to_type).
972 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
974 (arm_emit_fp16_const): New function.
975 (arm_mangle_type): Mangle __fp16 as "Dh".
976 * config/arm/arm.h (TARGET_VFPD32): Make it know about
978 (TARGET_NEON_FP16): New.
979 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
980 (enum fputype): Add FPUTYPE_NEON_FP16.
981 (enum arm_fp16_format_type): Declare.
982 (arm_fp16_format): Declare.
983 (LARGEST_EXPONENT_IS_NORMAL): Define.
984 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
985 * config/arm/arm-modes.def (HFmode): Define.
986 * config/arm/vfp.md: (*movhf_vfp): New.
989 * config/arm/arm.md: (fpu): Add neon_fp16.
990 (floatsihf2, floatdihf2): New.
991 (fix_trunchfsi2, fix_trunchfdi2): New.
996 (*thumb1_movhf): New.
997 (consttable_2): Add check for HFmode constants.
998 (consttable_4): Handle HFmode constants.
1000 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
1002 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
1004 2009-06-17 Olivier Hainque <hainque@adacore.com>
1006 * collect2.c (main): Use CONST_CAST2 to perform char ** to
1007 const char ** conversion in AIX specific section.
1009 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
1011 * config/i386/i386.c (ix86_special_builtin_type): Remove
1012 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
1013 (bdesc_special_args): Updated.
1014 (ix86_init_mmx_sse_builtins): Likewise.
1015 (ix86_expand_special_args_builtin): Likewise.
1017 2009-06-17 Richard Henderson <rth@redhat.com>
1019 * tree-pretty-print.c (maybe_dump_asm_name): New.
1020 (dump_decl_name): Use it.
1021 (PRINT_FUNCTION_NAME): Merge into...
1022 (dump_function_name): ... here. Use maybe_dump_asm_name.
1024 2009-06-17 Cary Coutant <ccoutant@google.com>
1026 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
1028 * debug.c (struct gcc_debug_hooks): Change placeholder for
1030 (debug_nothing_int_charstar_int): Replaced by...
1031 (debug_nothing_int_charstar_int_bool): ...this.
1032 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
1033 source_line prototype.
1034 (debug_nothing_int_charstar_int): Replaced by...
1035 (debug_nothing_int_charstar_int_bool): ...this.
1036 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
1037 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
1038 Output is_stmt operand when necessary.
1039 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
1040 (notice_source_line): Add is_stmt parameter.
1041 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
1042 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
1044 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
1045 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
1047 2009-06-17 Ian Lance Taylor <iant@google.com>
1049 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
1051 (struct store_by_pieces_d): Rename from store_by_pieces. Change
1054 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
1056 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
1057 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
1058 tree_strip_sign_nop_conversions and
1059 tree_ssa_strip_useless_type_conversions rather than stripping
1060 the operations here.
1061 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
1063 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
1064 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
1065 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
1066 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
1069 2009-06-17 Michael Eager <eager@eagercon.com>
1071 * config/rs6000/constraints.md (register_constraint "d"): New.
1072 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
1073 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
1074 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
1075 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
1076 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
1077 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
1078 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
1079 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
1080 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
1081 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
1083 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
1084 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
1085 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
1086 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
1087 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1088 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
1089 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
1090 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
1091 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
1092 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
1093 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
1094 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
1095 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
1096 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
1098 2009-06-16 Ian Lance Taylor <iant@google.com>
1100 * profile.c (total_num_never_executed): Don't define.
1101 (compute_branch_probabilities): Don't count or print
1103 (init_branch_prob): Don't set total_num_never_executed.
1104 (end_branch_prob): Don't print total_num_never_executed.
1106 2009-06-17 David Daney <ddaney@caviumnetworks.com>
1108 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
1110 2009-06-17 David Edelsohn <edelsohn@gnu.org>
1112 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
1113 (nabstd2_fpr): Same.
1115 2009-06-17 Steve Ellcey <sje@cup.hp.com>
1117 * expr.c (expand_assignment): Change complex type check.
1119 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
1121 * doc/plugins.texi (Building GCC plugins): Added new section.
1123 2009-06-17 Ian Lance Taylor <iant@google.com>
1125 * c-pch.c (get_ident): Don't set size of templ array.
1126 (pch_init): Don't set size of partial_pch array.
1128 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
1129 string constant to intialize an array whose size is the length of
1132 2009-06-17 Richard Guenther <rguenther@suse.de>
1134 PR tree-optimization/40389
1135 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
1136 to addressable types.
1137 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
1139 2009-06-17 Richard Guenther <rguenther@suse.de>
1142 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
1143 if there is no evolution of left in the loop bail out.
1144 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
1145 chrec_fold_multiply.
1147 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
1148 Janis Johnson <janis187@us.ibm.com>
1151 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
1152 for the symbol ref of a constant that is the source of a move
1153 - nor for any other not-obvious-label-ref constants.
1155 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
1157 * plugin.c (position_pass): Skip newly inserted pass during list
1158 traversal to avoid repeated insertion.
1160 2009-06-16 Ian Lance Taylor <iant@google.com>
1162 * vec.h (VEC_stack_alloc): Define different version if
1163 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
1164 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
1165 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
1166 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
1168 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
1170 * config.gcc (extra_headers): Add ia32intrin.h for x86.
1172 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
1173 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
1174 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
1175 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
1176 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
1177 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
1178 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
1179 (bdesc_special_args): Add __builtin_ia32_rdtsc and
1180 __builtin_ia32_rdtscp.
1181 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
1182 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
1183 and __builtin_ia32_rorhi.
1184 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
1185 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
1186 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
1187 (ix86_expand_args_builtin): Likewise.
1188 (ix86_expand_special_args_builtin): Likewise.
1190 * config/i386/i386.md (UNSPECV_RDTSCP): New.
1191 (UNSPECV_RDTSC): Likewise.
1192 (UNSPECV_RDPMC): Likewise.
1193 (*bsr): Renamed to ...
1195 (*bsr_rex64): Renamed to ...
1199 (*rdpmc_rex64): Likewise.
1202 (*rdtsc_rex64): Likewise.
1204 (*rdtscp): Likewise.
1205 (*rdtscp_rex64): Likewise.
1207 * config/i386/ia32intrin.h: New.
1209 * config/i386/x86intrin.h: Include <ia32intrin.h>.
1211 2009-06-16 Ian Lance Taylor <iant@google.com>
1213 * ira-build.c (copy_info_to_removed_store_destinations):
1214 Initialize parent_a.
1216 2009-06-16 Ian Lance Taylor <iant@google.com>
1218 * c-decl.c (grokdeclarator): Change size_varies to bool.
1220 2009-06-16 Ian Lance Taylor <iant@google.com>
1222 * sel-sched.c: Make forward declarations of move_op_hooks and
1223 fur_hooks explicitly extern.
1225 2009-06-16 Ian Lance Taylor <iant@google.com>
1227 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
1228 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
1230 2009-06-16 Ian Lance Taylor <iant@google.com>
1232 * resource.c (mark_referenced_resources): Change
1233 include_delayed_effects parameter to bool. Change all callers.
1234 (mark_end_of_function_resources): Likewise.
1235 * reorg.c (insn_references_resource_p): Likewise.
1236 (insn_sets_resource_p): Likewise.
1237 * resource.h (mark_referenced_resources): Update declaration.
1238 (mark_end_of_function_resources): Update declaration.
1240 2009-06-16 David Edelsohn <edelsohn@gnu.org>
1242 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
1244 2009-06-16 David Edelsohn <edelsohn@gnu.org>
1246 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
1247 GCC can bootstrap on AIX with GNU Binutils 2.20.
1249 2009-06-16 Ian Lance Taylor <iant@google.com>
1251 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
1253 2009-06-16 Ian Lance Taylor <iant@google.com>
1255 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
1256 inline, not extern inline.
1257 (exact_log2): Likewise.
1258 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
1260 (exact_log2): Likewise, but don't test CTZ_HWI.
1262 2009-06-16 Ian Lance Taylor <iant@google.com>
1264 * bitmap.c (bitmap_clear): Don't declare as inline.
1265 * gimple.c (gimplify_assign): Likewise.
1266 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
1267 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
1268 (sched_scan_info): Remove duplicate definition.
1270 2009-06-16 Ian Lance Taylor <iant@google.com>
1272 * c-common.c (skip_evaluation): Don't define.
1273 (c_inhibit_evaluation_warnings): Define global variable.
1274 (overflow_warning): Check c_inhibit_evaluation_warnings rather
1275 than skip_evaluation.
1276 (convert_and_check, warn_for_div_by_zero): Likewise.
1277 * c-common.h (skip_evaluation): Don't declare.
1278 (c_inhibit_evaluation_warnings): Declare.
1279 * c-parser.c (c_parser_typeof_specifier): Set
1280 c_inhibit_evaluation_warnings rather than skip_evaluation.
1281 (c_parser_conditional_expression): Likewise.
1282 (c_parser_binary_expression): Likewise.
1283 (c_parser_sizeof_expression): Likewise.
1284 (c_parser_alignof_expression): Likewise.
1285 * c-typeck.c (build_indirect_ref): Check
1286 c_inhibit_evaluation_warnings rather than skip_evaluation.
1287 (build_conditional_expr, build_binary_op): Likewise.
1289 2009-06-16 Richard Guenther <rguenther@suse.de>
1291 * tree-ssa-alias.c (is_escape_site): Remove.
1292 * tree-ssa-alias.h (enum escape_type): Remove.
1293 (is_escape_site): Likewise.
1294 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
1295 via casts and asms without deferring to is_escape_site.
1297 2009-06-16 Jakub Jelinek <jakub@redhat.com>
1300 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
1301 use gen_lowpart if op0 has complex mode.
1303 2009-06-16 Richard Guenther <rguenther@suse.de>
1305 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
1306 variables add them to ESCAPED.
1307 (find_func_aliases): Do not make all indirectly stored values escaped.
1309 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
1311 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
1314 2009-06-16 Martin Jambor <mjambor@suse.cz>
1316 PR tree-optimization/40432
1317 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
1318 check whether we need to force gimple register operand.
1320 2009-06-16 Martin Jambor <mjambor@suse.cz>
1322 PR tree-optimization/40413
1323 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
1324 build_ref_for_offset.
1325 (propagate_subacesses_accross_link): Fix a typo in a comment.
1327 2009-06-16 Ira Rosen <irar@il.ibm.com>
1329 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
1330 with additional parameter.
1331 * tree-vectorizer.h (enum vect_def_type): Add new value
1333 (enum vect_relevant): Add comments.
1334 (vect_is_simple_reduction): Add new argument.
1335 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
1336 Detect nested cycles.
1337 (vect_is_simple_reduction): Update documentation, add an argument to
1338 distinguish inner-loop reduction from nested cycle, detect nested
1339 cycles, fix printings and indentation, don't swap operands in case
1341 (get_initial_def_for_reduction): Handle subtraction.
1342 (vect_create_epilog_for_reduction): Add new argument to specify
1344 (vect_finalize_reduction): Handle subtraction, fix comments.
1345 (vectorizable_reduction): Handle nested cycles. In case of nested
1346 cycle keep track of the reduction variable position. Call
1347 vect_is_simple_reduction with additional parameter. Use original
1348 statement code in reduction epilogue for nested cycle. Call
1349 vect_create_epilog_for_reduction with additional parameter.
1350 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
1351 inner-loop vectorization.
1352 (vect_recog_widen_sum_pattern): Likewise.
1353 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
1355 (vect_mark_stmts_to_be_vectorized): Likewise.
1356 (vect_get_vec_def_for_operand): Handle nested cycles.
1358 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1360 * doc/invoke.texi (Debugging Options): Fix option index entries
1361 for -fdump-statistics, -frandom-seed add entries for
1362 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
1363 (FRV Options): Fix entries for -mTLS, -mtls.
1364 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
1365 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
1366 (M68hc1x Options): Fix @itemx for -mnominmax.
1367 (MCore Options): Fix entry for -mno-lsim.
1368 (MMIX Options): Fix entry for -mabi=mmixware.
1369 (PDP-11 Options): Fix entry for -mbcopy-builtin.
1371 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
1373 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
1374 Mention the plugin mode of gengtype.
1375 * doc/gty.texi (Source Files Containing Type Information): Likewise.
1376 * gengtype.c: Updated copyright.
1377 (plugin_files, nb_plugin_files) Added new static variables.
1378 (measure_input_list) Care about plugin_files.
1379 (write_rtx_next): Added early return in plugin mode.
1380 (create_file): Updated copyright year in generated file. Added
1382 (oprintf): Added early return if NULL outf.
1383 (get_output_file_with_visibility): Care of plugin_files.
1384 (get_output_file_name): May return null.
1385 (write_local): Added early return.
1386 (put_mangled_filename): Ditto.
1387 (finish_root_table): Added check for base_files.
1388 (write_roots): Care about null when plugins.
1389 (main): Added plugin mode.
1391 2009-06-15 Ian Lance Taylor <iant@google.com>
1393 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
1394 * gcov.c (read_count_file): Add braces around variables declared
1397 * c.opt (Wjump-misses-init): New warning.
1398 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
1399 -Wall and -Wc++-compat if not already set.
1400 (c_common_post_options): Clear warn_jump_misses_init if it was not
1402 * c-decl.c (struct c_binding): Change type field to a union with
1403 new label field. Make it the first field in the struct. Update
1404 references to type to use u.type instead.
1405 (struct c_spot_bindings): Define.
1406 (struct c_goto_bindings): Define.
1407 (c_goto_bindings_p): Define, along with VECs.
1408 (struct c_label_vars): Define.
1409 (struct c_scope): Add has_label_bindings field.
1410 (bind_label, set_spot_bindings): New static functions.
1411 (decl_jump_unsafe, update_spot_bindings): New static functions.
1412 (update_label_decls): New static function.
1413 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
1414 Update binding u.label field to shadowed field.
1415 (c_binding_start_stmt_expr): New function.
1416 (c_binding_end_stmt_expr): New function.
1417 (pushdecl): Don't call c_begin_vm_scope.
1418 (make_label): Add defining and p_label_vars parameters. Change
1420 (lookup_label): Correct test for whether a label has not yet been
1421 defined. Call bind_label rather than bind.
1422 (warn_about_goto): New static function.
1423 (lookup_label_for_goto): New function.
1424 (declare_label): Call bind_label rather than bind.
1425 (check_earlier_gotos): New static function.
1426 (define_label): Don't give errors about jumping into statement
1427 expressions or scopes of variably modified types. Call
1428 set_spot_bindings and check_earlier_gotos. Call bind_label
1429 instead of bind. Don't set label_context_stack_se or
1430 label_context_stack_vm.
1431 (c_get_switch_bindings): New function.
1432 (c_release_switch_bindings): New function.
1433 (c_check_switch_jump_warnings): New function.
1434 (start_function): Don't set label_context_stack_se or
1435 label_context_stack_vm.
1436 (finish_function): Likewise.
1437 * c-typeck.c (label_context_stack_se): Don't define.
1438 (label_context_stack_vm): Don't define.
1439 (c_finish_goto_label): Call lookup_label_for_goto rather than
1440 lookup_label. Don't give errors about jumping into a statement
1441 expression or the scope of a variably modified type. Don't set
1442 label_context_stack_se or label_context_stack_vm.
1443 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
1444 fields. Add bindings field.
1445 (c_start_case): Don't set deleted fields. Set bindings field.
1446 (do_case): Rework order of tests. Don't check blocked_stmt_expr
1447 or blocked_vm. Call c_check_switch_jump_warnings.
1448 (c_finish_case): Don't test blocked_stmt_expr field. Call
1449 c_release_switch_bindings.
1450 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
1451 c_switch_stack. Don't walk label_context_stack_se labels. Don't
1452 set label_context_stack_se. Call c_bindings_start_stmt_expr.
1453 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
1454 c_switch_stack. Don't walk label_context_stack_se labels. Don't
1455 set label_context_stack_se. Call c_bindings_end_stmt_expr.
1456 (c_begin_vm_scope, c_end_vm_scope): Don't define.
1457 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
1458 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
1459 (C_DECL_UNJUMPABLE_VM): Don't define.
1460 (C_DECL_UNDEFINABLE_VM): Don't define.
1461 (struct c_label_list): Don't define.
1462 (struct c_label_context_se): Don't define.
1463 (struct c_label_context_vm): Don't define.
1464 (struct c_spot_bindings): Declare.
1465 (c_bindings_start_stmt_expr): Declare.
1466 (c_bindings_end_stmt_expr): Declare.
1467 (lookup_label_for_goto): Declare.
1468 (c_get_switch_bindings, c_release_switch_bindings): Declare.
1469 (c_check_switch_jump_warnings): Declare.
1470 (label_context_stack_se, label_context_stack_vm): Don't declare.
1471 (c_finish_goto_label): Update declaration.
1472 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
1473 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
1474 (Warning Options): Document -Wjump-misses-init.
1476 2009-06-15 Jakub Jelinek <jakub@redhat.com>
1478 * tree-object-size.c (addr_object_size): Fix a pasto in the last
1481 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
1483 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
1485 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
1487 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
1489 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
1491 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
1493 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
1495 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
1496 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
1497 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
1498 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
1499 * dwarf2asm.c (dw2_force_const_mem): Update call to
1501 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
1502 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
1503 * langhooks.c (lhd_comdat_group): Remove.
1504 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
1505 * tree.h (DECL_COMDAT_GROUP): New.
1506 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
1507 (tree_decl_with_vis): Add comdat_group. Remove one_only.
1508 (make_decl_one_only): Change signature.
1509 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
1511 (make_decl_one_only): Change signature.
1512 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
1514 2009-06-15 Richard Guenther <rguenther@suse.de>
1517 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
1519 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1521 * tree-ssa-math-opts.c: Remove extra divide.
1523 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1525 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
1527 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1529 * passes.c: Add bswap pass.
1530 * tree-pass.h: Add pass_optimize_bswap declaration.
1531 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
1532 Include rtl.h, expr.h and optabs.h for optab_handler check.
1533 (struct symbolic_number, pass_optimize_bswap): New definition.
1534 (do_shift_rotate, verify_symbolic_number_p): New functions.
1535 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
1536 (gate_optimize_bswap): New function.
1537 * tree.c (widest_int_cst_value): New function.
1538 * tree.h (widest_int_cst_value): Prototype added.
1540 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
1542 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
1543 REG_EQUAL/REG_EQUIV notes.
1545 2009-06-14 Richard Guenther <rguenther@suse.de>
1548 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
1549 has its address taken if NRV was applied and it is addressable.
1550 * tree-ssa-structalias.c (get_constraint_for_address_of): New
1551 function split out from ...
1552 (get_constraint_for_1): ... here.
1553 (handle_rhs_call): Use it to mark the return slot escaped if
1554 it is addressable and NRV was applied.
1556 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
1558 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
1559 Change first argument type to location_t.
1560 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
1561 Do not set input_location.
1562 Use loc instead of input_location throughout.
1564 2009-06-13 Richard Guenther <rguenther@suse.de>
1566 PR tree-optimization/40421
1567 * tree-predcom.c (should_unroll_loop_p): Remove.
1568 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
1570 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
1572 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1573 Add location argument.
1575 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
1577 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
1579 * config/s390/s390.c (s390_build_builtin_va_list): Same.
1580 (s390_gimplify_va_arg): Pass location to create_artificial_label.
1581 * config/spu/spu-protos.h: Add location to
1582 spu_resolve_overloaded_builtin.
1583 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
1584 spu_build_builtin_va_list.
1585 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
1586 argument. Pass location to build_function_call_vec.
1587 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
1589 (emit_fpu_switch): Same.
1590 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
1591 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
1592 to build_decl and create_artificial_label.
1593 (xtensa_gimplify_va_arg_expr): Same.
1594 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
1595 (xstormy16_gimplify_va_arg_expr): Same.
1596 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
1597 * config/arm/arm.c (arm_build_builtin_va_list): Same.
1598 * config/mips/mips.c (mips_build_builtin_va_list): Same.
1599 (mips16_build_function_stub): Same.
1600 (mips16_build_call_stub): Same.
1602 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
1605 * arm/constraints.md (Pa, Pb): New constraints.
1606 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
1607 split pattern to deal with them.
1609 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
1611 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
1612 fix index entry for -Xpreprocessor.
1614 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
1616 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1617 Add location argument to build_decl call.
1618 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
1619 (rs6000_init_builtins): Same.
1620 (spe_init_builtins): Same.
1621 (rs6000_gimplify_va_arg): Add location argument to
1622 create_artificial_label call.
1624 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
1626 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
1627 * combine-stack-adj.c (pass_stack_adjustments): Use it.
1628 * Makefile.in: Fix GGC dependency for gcse.o.
1630 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
1632 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
1633 * gimple-pretty-print.c (dump_gimple_stmt): Same.
1634 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
1636 * c-parser.c (c_parser_binary_expression): Use current column while
1637 building binary operations.
1638 * common.opt (fshow-column): Enable by default.
1639 * tree-vrp.c (check_array_ref): Use warning_at.
1640 (check_array_bounds): Use location from call back if expr has no
1642 * tree.h: Add location argument to maybe_fold_*.
1643 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
1644 (maybe_fold_offset_to_array_ref): Add location argument and use it.
1645 (maybe_fold_offset_to_component_ref): Same.
1646 (maybe_fold_offset_to_reference): Same.
1647 (maybe_fold_offset_to_address): Same.
1648 (maybe_fold_stmt_indirect): Same.
1649 (maybe_fold_stmt_addition): Same.
1650 (fold_stmt_r): Pass location to maybe_fold_*.
1651 (fold_gimple_assign): Same.
1652 * c-tree.h: Add location argument to finish_decl,
1653 default_function_array_conversion, store_init_value.
1654 * c-decl.c (define_label): Use error_at.
1655 (c_make_fname_decl): Pass location to finish_decl.
1656 (finish_decl): New location argument.
1657 (build_compound_literal): Pass location to store_init_value.
1658 (grokdeclarator): Pass location to finish_decl.
1660 * c-typeck.c (array_to_pointer_conversion): New location argument.
1661 (function_to_pointer_conversion): Same.
1662 (default_function_array_conversion): Same.
1663 (parser_build_unary_op): Pass location to overflow_warning.
1664 (parser_build_binary_op): Same. Use warning_at.
1665 (build_unary_op): Pass location to array_to_pointer_conversion.
1666 (build_c_cast): Pass location to digest_init.
1667 (build_modify_expr): New location argument.
1668 (convert_for_assignment): Same.
1669 (store_init_value): Same.
1670 (digest_init): Same.
1671 (output_init_element): Pass location to digest_init and
1672 array_to_pointer_conversion.
1673 (c_finish_return): Pass location to convert_for_assignment.
1674 * gimplify.c (gimplify_conversion): Pass location to
1675 maybe_fold_offset_to_address.
1676 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
1677 to maybe_fold_stmt_addition.
1678 * c-omp.c (c_finish_omp_atomic): Pass new location to
1680 (c_finish_omp_for): Same.
1681 * c-common.c (overflow_warning): New argument.
1682 * c-common.h: New argument to build_modify_expr, overflow_warning.
1683 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
1685 (c_parser_initializer): Pass location to
1686 default_function_array_conversion.
1687 (c_parser_initelt): Same.
1688 (c_parser_initval): Same.
1689 (c_parser_asm_operands): Same.
1690 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
1691 (c_parser_conditional_expression): Same.
1692 (c_parser_binary_expression): Add location info to stack. Use it.
1693 (c_parser_unary_expression): Pass location to
1694 default_function_array_conversion, parser_build_unary_op,
1695 build_indirect_ref, c_parser_postfix_expression_after_primary.
1696 (c_parser_postfix_expression_after_primary): New location argument.
1698 (c_parser_expression_conv): Pass location to
1699 default_function_array_conversion.
1700 (c_parser_expr_list): Same.
1701 (c_parser_omp_atomic): Same.
1702 (c_parser_omp_for_loop): Same.
1703 * c-tree.h: (struct c_declarator): Add comment to id_loc.
1704 (build_array_declarator): New argument.
1705 * c-decl.c (build_array_declarator): Add location argument.
1706 (grokdeclarator): Set id_loc for cdk_array.
1707 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
1708 build_array_declarator.
1709 * tree.c (build_omp_clause): Add location argument.
1710 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
1711 (OMP_CLAUSE_LOCATION): New macro.
1712 (struct tree_omp_clause): Add location field.
1713 (build_omp_clause): Add argument.
1714 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
1715 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
1717 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
1718 (cp_parser_omp_clause_collapse): Same.
1719 (cp_parser_omp_clause_default): Same.
1720 (cp_parser_omp_clause_if): Same.
1721 (cp_parser_omp_clause_nowait): Same.
1722 (cp_parser_omp_clause_num_threads): Same.
1723 (cp_parser_omp_clause_ordered): Same.
1724 (cp_parser_omp_clause_schedule): Same.
1725 (cp_parser_omp_clause_untied): Same.
1726 (cp_parser_omp_for_loop): Same.
1727 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
1728 * c-tree.h (c_start_case): Add location argument.
1729 (c_process_expr_stmt): Same.
1730 (c_finish_goto_*): Same.
1731 * tree-parloops.c (initialize_reductions): Pass location to
1733 (create_parallel_loop): Same.
1734 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
1735 (gfc_trans_omp_reduction_list): Same.
1736 (gfc_trans_omp_clauses): Same.
1737 (gfc_trans_omp_do): Same.
1738 * c-typeck.c (c_finish_goto_label): Same.
1739 (c_finish_goto_ptr): New location argument.
1740 (c_start_case): Same.
1741 (emit_side_effect_warnings): Same.
1742 (c_process_expr_stmt): Same.
1743 (c_finish_stmt_expr): Same.
1744 (c_finish_omp_clauses): Use error_at instead of error.
1745 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
1747 * c-omp.c (c_split_parallel_clauses): New location argument.
1748 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
1749 to build_omp_clause.
1750 (convert_local_reference_stmt): Same.
1751 (convert_gimple_call): Same.
1752 * c-common.h (c_split_parallel_clauses): New argument.
1753 * c-parser.c (c_parser_statement_after_labels): Pass location to
1754 c_finish_goto_label.
1755 (c_parser_switch_statement): Pass location to c_start_case.
1756 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
1757 and c_process_expr_stmt.
1758 (c_parser_omp_variable_list): Add location argument.
1759 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
1760 (c_parser_omp_clause_default): Same.
1761 (c_parser_omp_clause_if): Same.
1762 (c_parser_omp_clause_num_threads): Same.
1763 (-c_parser_omp_clause_ordered): Same.
1764 (c_parser_omp_clause_reduction): Pass location to
1765 c_parser_omp_variable_list.
1766 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
1767 (c_parser_omp_clause_untied): Same.
1768 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
1769 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
1771 * c-tree.h (check_for_loop_decls, undeclared_variable,
1772 build_component_ref, build_array_ref, build_external_ref,
1773 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
1774 build_conditional_expr, build_compound_expr, c_cast_expr,
1775 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
1776 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
1778 * c-semantics.c (build_stmt): Same.
1779 (build_case_label): Same.
1780 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
1781 (undeclared_variable): New argument.
1783 (lookup_label): Pass location on down.
1784 (define_label): Same.
1785 (finish_decl): Same.
1786 (build_compound_literal): Same.
1787 (finish_struct): Same.
1788 (finish_function): Do not set location here.
1789 (check_for_loop_decls): New argument.
1790 * tree.c (save_expr): Set location.
1791 (build_empty_stmt): New argument.
1792 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
1793 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
1794 * builtins.c (gimplify_va_arg_expr): Use locations.
1795 (expand_builtin_sync_operation): Same.
1796 * c-typeck.c (build_component_ref): New argument.
1797 (build_array_ref): Same.
1798 (build_external_ref): Same.
1799 (c_expr_sizeof_expr): Same.
1800 (c_expr_sizeof_type): Same.
1801 (parser_build_unary_op): Same.
1802 (build_conditional_expr): Same.
1803 (build_compound_expr): Pass location on down.
1804 (build_compound_expr): New argument.
1805 (build_c_cast): Same.
1806 (c_cast_expr): Same.
1807 (build_asm_expr): Same.
1808 (c_finish_return): Same.
1809 (c_process_expr_stmt): Pass location on down.
1810 (c_finish_stmt_expr): New argument.
1811 (push_clenaup): Same.
1812 (c_finish_omp_parallel): Same.
1813 (c_finish_omp_task): Same.
1814 * gimplify.c (gimplify_call_expr): Pass location on down.
1815 * c-omp.c (c_finish_omp_master): New argument.
1816 (c_finish_omp_critical): Same.
1817 (c_finish_omp_ordered): Same.
1818 (c_finish_omp_barrier): Same.
1819 (-c_finish_omp_taskwait): Same.
1820 (c_finish_omp_atomic): Same.
1821 (c_finish_omp_flush): Same.
1822 * tree-inline.c (copy_tree_body_r): Pass location on down.
1823 (inline_forbidden_p): Remove use of input_location.
1824 * c-gimplify.c (c_build_bind_expr): New argument.
1825 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
1826 (c_sizeof_or_alignof_type): New argument.
1827 (c_alignof_expr): Same.
1828 (build_va_arg): Same.
1829 (c_add_case_label): Same.
1830 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
1831 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
1832 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
1833 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
1834 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
1835 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
1837 * stub-objc.c (objc_build_selector_expr): Same.
1838 (objc_build_throw_stmt): Same.
1839 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
1840 (c_parser_initelt): Same.
1841 (c_parser_compound_statement): Same.
1842 (c_parser_compound_statement_nostart): Same.
1843 (c_parser_label): Same.
1844 (c_parser_statement_after_labels): Same.
1845 (c_parser_if_body): Same.
1846 (c_parser_else_body): Same.
1847 (c_parser_if_statement): Same.
1848 (c_parser_switch_statement): Same.
1849 (c_parser_while_statement): Same.
1850 (c_parser_do_statement): Same.
1851 (c_parser_for_statement): Same.
1852 (c_parser_asm_statement): Same.
1853 (c_parser_conditional_expression): Same.
1854 (c_parser_binary_expression): Same.
1855 (c_parser_cast_expression): Same.
1856 (c_parser_unary_expression): Same.
1857 (c_parser_sizeof_expression): Same.
1858 (c_parser_alignof_expression): Same.
1859 (c_parser_postfix_expression): Same.
1860 (c_parser_expression): Same.
1861 (c_parser_objc_receiver): Same.
1862 (c_parser_omp_variable_list): Same.
1863 (c_parser_omp_structured_block): Same.
1864 (c_parser_omp_atomic): New argument.
1865 (c_parser_omp_barrier): Same.
1866 (c_parser_omp_critical): Same.
1867 (c_parser_omp_flush): Pass location on down.
1868 (c_parser_omp_for_loop): New argument.
1869 (c_parser_omp_for): Same.
1870 (c_parser_omp_master): Same.
1871 (c_parser_omp_ordered): Same.
1872 (c_parser_omp_sections_scope): Same.
1873 (c_parser_omp_sections): Same.
1874 (c_parser_omp_parallel): Same.
1875 (c_parser_omp_single): Same.
1876 (c_parser_omp_task): Same.
1877 (c_parser_omp_taskwait): Pass location on down.
1878 (c_parser_omp_construct): Same.
1879 (c_parser_omp_threadprivate): Same.
1880 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
1881 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
1882 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
1883 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
1884 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
1885 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
1886 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
1887 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
1888 config/i386/i386.c, stmt.c:
1889 Add location argument to the following function definitions and/or
1890 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
1891 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
1892 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
1893 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
1894 do_case, c_finish_bc_stmt, build_compound_literal,
1895 build_function_call.
1896 * c-decl.c (build_compound_literal): Add location argument.
1897 Make all diagnostic calls use location.
1898 (start_struct): Same.
1899 (finish_struct): Same.
1901 (build_enumerator): Same.
1902 (start_function): Same.
1903 (grokdeclarator): Make all diagnostic calls use location.
1904 (store_parm_decls_oldstyle): Same.
1905 * c-typeck.c (build_function_call): Add location argument.
1906 Make all diagnostic calls use location.
1908 (c_finish_bc_stmt): Same.
1909 * tree-nested.c (get_trampoline_type): Add argument.
1910 Pass location to build_decl.
1911 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
1912 * rtl.h (RTL_LOCATION): New.
1913 * c-common.c (c_add_case_label): Add location argument.
1914 Make all diagnostic calls use location.
1915 * c-common.h: Add location argument to make_fname_decl, do_case,
1916 c_add_case_label, build_function_call, resolve_overloaded_builtin.
1917 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
1918 Set it appropriately for every case. Pass enum_loc to start_enum
1919 call. Pass value_loc first to build_enumerator. Pass enum_loc to
1921 (c_parser_struct_or_union_specifier): Save location. Use it for
1922 start_struct, finish_struct, and parser_xref_tag.
1924 2009-06-12 Ian Lance Taylor <iant@google.com>
1926 * fold-const.c (fold_unary): Rename local variable and to and_expr.
1928 * c-opts.c (c_common_handle_option): For -Wc++-compat set
1929 cpp_opts->warn_cxx_operator_names.
1931 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
1934 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
1935 is returns NULL and OP is a VCE, look through the VCE.
1937 2009-06-12 Ian Lance Taylor <iant@google.com>
1940 * collect2.c (main): Use CONST_CAST2 in code inside #if
1941 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
1943 2009-06-12 Joey Ye <joey.ye@intel.com>
1946 * cfgexpand.c (get_decl_align_unit): Update
1947 max_used_stack_slot_alignment with align instead of
1948 stack_alignment_needed.
1950 * function.c (assign_stack_local_1): Update
1951 max_used_stack_slot_alignment with alignment_in_bits instead
1952 of stack_alignment_needed.
1953 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
1956 2009-06-12 Jakub Jelinek <jakub@redhat.com>
1958 * dwarf2out.c (last_var_location_insn): New variable.
1959 (dwarf2out_end_epilogue): Clear last_var_location_insn.
1960 (dwarf2out_var_location): Don't record anything after last real
1961 insn. Only change labels if there were any real instructions
1962 in between last note and this one, or if changed sections.
1964 2009-06-11 Richard Henderson <rth@redhat.com>
1966 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
1967 note when storing the frame pointer in a register.
1968 (FRP): Don't redefine to nothing for epilogue.
1969 (alpha_expand_epilogue): Mark register and sp restores.
1970 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
1972 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
1973 when gen_lowpart is needed.
1975 2009-06-11 Richard Henderson <rth@redhat.com>
1977 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
1979 * dwarf2out.c (need_data_align_sf_opcode): New.
1980 (div_data_align): Move earlier.
1981 (def_cfa_1, reg_save): Use it.
1983 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
1985 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
1986 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
1987 (ix86_handle_option): Handle OPT_mcrc32.
1988 (ix86_target_string): Add -mcrc32.
1989 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
1991 * config/i386/i386.h (TARGET_CRC32): New.
1993 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
1994 (sse4_2_crc32di): Likewise.
1996 * config/i386/i386.opt (mcrc32): New.
1998 * doc/invoke.texi: Document -mcrc32.
2000 2009-06-11 Richard Henderson <rth@redhat.com>
2002 * common.opt (gdwarf-): Accept a version number.
2003 * doc/invoke.texi (gdwarf-): Update docs.
2004 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
2005 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
2006 version level, and record it.
2008 * dwarf2.h (DW_CIE_VERSION): Remove.
2009 * dwarf2out.c (DWARF_VERSION): Remove.
2010 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
2011 (output_call_frame_info): Use CIE version 3 for dwarf3,
2012 or if the return register column is out of range for version 1.
2013 (dwarf_stack_op_name): Add all dwarf3 values.
2014 (DEBUG_PUBTYPES_SECTION): New.
2015 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
2016 encoding change for dwarf3.
2017 (output_die) [dw_val_class_die_ref]: Likewise.
2018 (output_compilation_unit_header): Emit correct version for dwarf3.
2019 (output_line_info): Likewise.
2020 (output_pubnames): Update for DWARF_VERSION removal.
2021 (output_aranges): Likewise.
2022 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
2023 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
2024 (dwarf2out_finish): Likewise.
2026 2009-06-11 David Daney <ddaney@caviumnetworks.com>
2028 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
2031 2009-06-11 David Daney <ddaney@caviumnetworks.com>
2034 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
2035 * builtins.c (expand_builtin_unreachable): New function.
2036 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
2037 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
2038 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
2040 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
2041 searching for missing barriers.
2043 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2045 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
2046 when -fprofile-generate* was passed.
2047 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
2049 2009-06-11 Anthony Green <green@moxielogic.com>
2051 * config/moxie/moxie.md: Define length attribute for all instructions.
2053 (*b<cond:code>): Support limited branch ranges for new PC-relative
2054 branch instructions.
2055 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
2057 2009-06-11 Jakub Jelinek <jakub@redhat.com>
2059 * config/i386/i386.c (min_insn_size): Use get_attr_length
2060 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
2063 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
2064 instead of emit_insn_before.
2066 2009-06-10 Ian Lance Taylor <iant@google.com>
2069 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
2072 2009-06-10 Revital Eres <eres@il.ibm.com>
2074 * passes.c (init_optimization_passes): Reschedule
2075 predictive-commoning pass before complete unroll pass.
2077 2009-06-10 Martin Jambor <mjambor@suse.cz>
2079 * cgraph.c (cgraph_node_can_be_local_p): New function.
2080 (cgraph_make_node_local): New function.
2081 * cgraph.h (cgraph_node_can_be_local_p): Declare.
2082 (cgraph_make_node_local): Declare.
2084 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
2086 * tree.h (tree_base): Add packed_flag and user_align fields.
2087 Decrease size of spare field.
2088 (TYPE_USER_ALIGN): Use user_align from tree_base.
2089 (DECL_USER_ALIGN): Likewise.
2090 (TYPE_PACKED): Use packed_flag from tree_base.
2091 (DECL_PACKED): Likewise.
2092 (tree_type): Delete packed_flag and user_align fields. Widen
2093 precision field. Widen mode field and shuffle fields to align
2094 mode on an 8-bit boundary.
2095 (tree_decl_common): Delete decl_flag_1 and user_align fields.
2096 Renumber decl_flag_* fields. Fix comments. Widen
2097 decl_common_unused field.
2098 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
2099 (DECL_EXTERNAL): Likewise.
2100 (DECL_BIT_FIELD): Likewise.
2101 (DECL_NONADDRESSABLE_P): Likewise.
2102 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
2103 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
2105 2009-06-10 Ian Lance Taylor <iant@google.com>
2107 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
2108 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
2109 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
2110 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
2111 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
2112 DEF_VEC_ALLOC_FUNC_P.
2113 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
2114 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
2115 DEF_VEC_ALLOC_FUNC_O.
2116 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
2117 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
2118 DEF_VEC_ALLOC_FUNC_I.
2119 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
2120 (vec_stack_p_reserve_exact_1): Declare.
2121 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
2122 (vec_stack_free): Declare.
2123 (VEC_stack_alloc): Define.
2124 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
2125 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
2126 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
2127 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
2129 (stack_vecs): New static variable.
2130 (vec_stack_p_reserve_exact_1): New function.
2131 (vec_stack_o_reserve_1): New static function.
2132 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
2133 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
2134 (vec_stack_free): New function.
2135 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
2136 (VEC_df_ref_stack_alloc): Define.
2137 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
2138 DEF_VEC_ALLOC_P_STACK.
2139 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
2140 (struct df_collection_rec): Change _vec fields to VEC. Remove
2142 (df_free_collection_rec): Adjust for new fields.
2143 (df_insn_rescan): Use new df_collection_rec fields.
2144 (df_notes_rescan, df_canonize_collection_rec): Likewise.
2145 (df_ref_create_structure, df_ref_record): Likewise.
2146 (df_get_conditional_uses, df_get_call_refs): Likewise.
2147 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
2148 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
2149 (df_record_exit_block_uses, df_bb_verify): Likewise.
2150 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
2151 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
2152 Remove count parameter. Change return type to void. Change all
2154 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
2155 Remove count parameter. Change return type to void. Change all
2157 (df_install_refs): Change old_vec parameter to VEC. Remove count
2158 parameter. Change all callers.
2159 (df_install_mws): Change old_vec parameter to VEC. Remove count
2160 parameter. Change all callers.
2161 (df_refs_verify): Change new_rec parameter to VEC. Change call
2163 (df_mws_verify): Likewise.
2165 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
2167 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
2169 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
2171 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
2173 2009-06-10 Anthony Green <green@moxielogic.com>
2175 * config/moxie/crti.asm: New file.
2176 * config/moxie/crtn.asm: New file.
2177 * config/moxie/moxie.c: New file.
2178 * config/moxie/moxie.h: New file.
2179 * config/moxie/sfp-machine.h: New file.
2180 * config/moxie/moxie-protos.h: New file.
2181 * config/moxie/t-moxie: Created.
2182 * config/moxie/t-moxie-softfp: Created.
2183 * config/moxie/moxie.md: Created.
2184 * config/moxie/constraints.md: Created.
2185 * config.gcc: Add moxie support.
2186 * doc/md.texi (Machine Constraints): Add moxie constraints.
2187 * doc/contrib.texi (Contributors): Mention moxie port.
2188 * doc/install.texi (Specific): Mention the moxie port.
2190 2009-06-09 Ian Lance Taylor <iant@google.com>
2192 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
2194 * optabs.c (optab_table): Only use designated initializers if
2195 HAVE_DESIGNATED_INITIALIZERS is defined.
2196 (convert_optab_table): Likewise.
2197 (init_optabs): Always call init_insn_codes if
2198 HAVE_DESIGNATED_INITIALIZERS is not defined.
2200 2009-06-09 Ian Lance Taylor <iant@google.com>
2202 * targhooks.c (default_builtin_vectorized_function): Change fn
2203 parameter to unsigned int.
2204 (default_builtin_vectorized_conversion): Change code parameter to
2206 (default_builtin_reciprocal): Change fn parameter to unsigned int.
2207 * targhooks.h: Update declarations.
2208 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
2209 parameter to unsigned int.
2211 * c-typeck.c (comptypes_check_enum_int): New static function.
2212 (comptypes_internal): Add enum_and_int_p parameter. Change all
2214 (comp_target_types): Add location parameter. Change all callers.
2215 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
2217 (function_types_compatible_p, type_lists_compatible_p): Likewise.
2218 (build_conditional_expr): Add colon_loc parameter. Change all
2220 (convert_for_assignment): Add location parameter. Change all callers.
2221 * c-parser.c (c_parser_conditional_expression): Pass location of
2222 colon to build_conditional_expr.
2223 * c-tree.h (build_conditional_expr): Update declaration.
2225 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
2227 * graphite.c: Revert previous patch.
2229 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
2232 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
2234 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
2236 * tree-ssa-loop-prefetch.c
2237 (loop_prefetch_arrays): Fixed a portability problem in printf format
2240 2009-06-09 Martin Jambor <mjambor@suse.cz>
2242 PR tree-optimization/40351
2243 * tree-sra.c (propagate_subacesses_accross_link): Check that a
2244 refrence to a potential artifical subaccess can be constructed.
2246 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
2248 * config/sh/sh-protos.h (sh_optimization_options): Declare.
2249 (sh_override_options): Likewise.
2250 * config/sh/sh.c: Include params.h.
2251 (sh_optimization_options): New.
2252 (sh_override_options): Likewise.
2253 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
2254 (OVERRIDE_OPTIONS): Use sh_override_options.
2256 2009-06-08 Jakub Jelinek <jakub@redhat.com>
2258 * dwarf2out.c (emit_cfa_remember): New variable.
2259 (add_fde_cfi): If emit_cfa_remember, recurse to add
2260 DW_CFA_remember_state first.
2261 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
2262 instead just set emit_cfa_remember.
2264 2009-06-08 Jan Hubicka <jh@suse.cz>
2267 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
2269 2009-06-08 Jan Hubicka <jh@suse.cz>
2272 * cgraphunit.c (save_inline_function_body): Do not copy transform
2273 hooks for saved inline bodies.
2274 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
2277 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
2279 * jump.c (returnjump_p): Handle delayed branches. Add missing
2282 2009-06-08 Jan Hubicka <jh@suse.cz>
2285 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
2286 original node might've been modified.
2287 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
2289 2009-06-08 Jakub Jelinek <jakub@redhat.com>
2291 * tree-object-size.c (addr_object_size): Add OSI argument.
2292 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
2293 (compute_builtin_object_size, expr_object_size): Adjust callers.
2294 (plus_stmt_object_size): Call addr_object_size instead of
2295 compute_builtin_object_size.
2297 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
2298 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2300 * tree-ssa-loop-prefetch.c
2301 (gather_memory_references): Introduced a counter for the number of
2303 (anything_to_prefetch_p): Introduced a counter for the number of
2305 (is_loop_prefetching_profitable): New function with a cost model
2307 (loop_prefetch_arrays): Use the new cost model to determine if
2308 prefetching is profitable.
2309 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
2310 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
2311 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
2312 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
2313 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
2314 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
2316 2009-06-08 Michael Matz <matz@suse.de>
2319 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
2320 partitions use the same.
2321 (expand_one_var): Deal with DECL_RTL sometimes begin set also
2322 for basevars of SSA_NAMEs.
2323 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
2324 to not expand them twice.
2325 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
2328 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
2330 * common.opt (fcompare-debug=, fcompare-debug-second): New.
2331 (fdump-final-insns=, gtoggle): New.
2332 * doc/invoke.texi: Document them.
2333 * final.c (rest_of_clean_state): Dump final insn stream.
2334 * gcc.c (invoke_as): Hook in -fcompare-debug.
2335 (static_spec_functions): Add compare-debug-dump-opt,
2336 compare-debug-self-opt and compare-debug-auxbase-opt.
2337 (compare_debug, compare_debug_second, compare_debug_opt): New.
2338 (switches_debug_check, n_switches_debug_check): New.
2339 (debug_auxbase_opt, debug_check_temp_file): New.
2340 (process_command): Handle -fno-compare-debug, -fcompare-debug and
2342 (do_self_spec): Handle arguments after switches.
2343 (do_spec_1): Add .gk extension to temp file basenames for compare.
2344 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
2345 (cc1_options): Use it instead of normal auxbase computation for
2346 the second compare-debug compilation.
2347 (compare_files): New.
2348 (main): Set up and implement compare debug mode.
2349 (compare_debug_dump_opt_spec_function): New.
2350 (compare_debug_self_opt_spec_function): New.
2351 (compare_debug_auxbase_opt_spec_function): New.
2352 * toplev.c (process_options): Handle flag_gtoggle,
2353 flag_dump_final_insns.
2354 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
2355 during -fcompare-debug-second compilation.
2357 2009-06-07 Ian Lance Taylor <iant@google.com>
2359 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
2360 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
2362 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
2363 with no default node. Change warning with %H to warning_at.
2364 Don't clear warn_switch around case checking.
2365 * doc/invoke.texi (Warning Options): Clarify distinction between
2366 -Wswitch and -Wswitch-enum.
2368 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2370 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
2372 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2374 * gbl-ctors.h: Add header guard.
2376 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2378 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
2379 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
2380 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
2381 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
2382 prototypes for removed functions.
2383 (expressions_equal_p): Move to ...
2384 * tree-ssa-sccvn.h: ... here and ...
2385 * matrix-reorg.c: ... adjust includes.
2387 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2389 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
2391 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2393 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
2394 (finish_function): Remove erroneous whitespace.
2396 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2398 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
2399 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
2401 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2403 * errors.c (internal_error): Commentary typo fix.
2404 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
2405 * tree-ssa-pre.c: Ditto.
2407 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2409 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
2410 them is supposed to hold actual statements.
2412 2009-06-06 Ian Lance Taylor <iant@google.com>
2414 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
2415 empty statements can now have attributes.
2417 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
2419 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
2420 * config/mips/mips.md: Ditto.
2422 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
2424 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
2426 (__eabi_uconvert): Likewise.
2428 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
2430 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
2431 CFI_* definitions with IN_GCC.
2433 2009-06-05 David Edelsohn <edelsohn@gnu.org>
2435 * xcoffout.h (xcoffout_source_line): Update prototype.
2437 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2439 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
2440 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
2442 2009-06-05 Jakub Jelinek <jakub@redhat.com>
2445 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
2446 inlined_function_outer_scope_p blocks for artificial inlines
2448 * tree.c (tree_nonartificial_location): Rewrite using
2449 block_nonartificial_location.
2451 2009-06-05 Revital Eres <eres@il.ibm.com>
2452 Leehod Baruch <leehod@il.ibm.com>
2454 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
2455 (expand_expr_real_1): Remove comment.
2456 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
2457 Vectorize misaligned access when the target supports it.
2458 (vect_supportable_dr_alignment): Check for unaligned access support.
2459 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
2462 2009-06-05 Julian Brown <julian@codesourcery.com>
2464 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
2465 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
2467 2009-06-05 Richard Guenther <rguenther@suse.de>
2470 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
2473 2009-06-05 Jakub Jelinek <jakub@redhat.com>
2475 * config/s390/s390.c (global_not_special_regno_p): New static inline.
2476 (save_gprs): Don't tell unwinder when a global register is saved.
2477 (s390_emit_epilogue): Emit needed epilogue unwind info.
2479 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
2481 * dwarf2out.c (deferred_asm_name): New.
2482 (add_name_and_src_coords_attributes): Defer creation of
2483 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
2485 (move_linkage_attr): New.
2486 (dwarf2out_finish): Revisit deferrals and emit attributes at the
2489 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
2491 * tree-nested.c (finalize_nesting_tree_1): Declare the
2492 frame_decl in the binding tree.
2494 2009-06-04 Cary Coutant <ccoutant@google.com>
2496 * basic-block.h (struct basic_block_def): Add discriminator field.
2497 * dbxout.c (dbxout_source_line): Add new parameter. Change all
2499 * debug.c (do_nothing_debug_hooks): Add additional entry.
2500 (debug_nothing_int_charstar_int): New function.
2501 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
2502 (debug_nothing_int_charstar_int): New declaration.
2503 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
2504 discriminator value in .loc directive.
2505 * final.c (last_discriminator): New variable.
2506 (discriminator): New variable.
2507 (final_start_function): Initialize above variables, pass current
2508 discriminator to debug hook.
2509 (notice_source_line): Check for discriminator change.
2510 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
2511 * sdbout.c (sdbout_source_line): New parameter.
2512 * tree-cfg.c (struct locus_discrim_map): New structure type.
2513 (discriminator_per_locus): New hash table.
2514 (build_gimple_cfg): Allocate and free discriminator hash table.
2515 (make_edges): Call assign_discriminator.
2516 (locus_map_hash): New function.
2517 (locus_map_eq): New function.
2518 (next_discriminator_for_locus): New function.
2519 (same_line_p): New function.
2520 (assign_discriminator): New function.
2521 (make_cond_expr_edges): Call assign_discriminator.
2522 (make_gimple_switch_edges): Likewise.
2523 (first_non_label_stmt): New function.
2524 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
2526 * xcoffout.c (xcoffout_source_line): Add new parameter.
2528 * configure.ac (gcc_cv_as_discriminator): New configury check for
2529 gas support for discriminator.
2530 * configure: Regenerate.
2531 * config.in: Regenerate.
2533 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2535 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
2536 val after checking for integers.
2538 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
2540 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
2542 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
2543 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
2544 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
2545 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
2546 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
2547 X64_SSE_REGPARM_MAX.
2548 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
2549 X64_SSE_REGPARM_MAX.
2551 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
2553 * gcc.c (report_times_to_file): New.
2554 (execute): Implement it.
2555 (process_command): Support -time=.
2556 * doc/invoke.texi: Document it.
2558 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
2560 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
2561 that have value exprs.
2563 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
2565 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
2566 declarations for constants until...
2567 (dw2_output_indirect_constant_1): ... this point.
2569 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
2572 * arm.md (arm_addsi3): Don't try to split an add with an
2573 eliminable register until after reload has completed.
2575 2009-06-03 Ian Lance Taylor <iant@google.com>
2577 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
2578 * genattrtab.c (write_length_unit_log): Likewise.
2579 * genchecksum.c (dosum): Likewise.
2580 * gengtype.c (write_rtx_next): Likewise.
2581 (finish_root_table, write_roots): Likewise.
2582 * gimple.c (gimple_ops_offset_): Likewise.
2583 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
2584 * config/arc/arc.c (arc_attribute_table): Likewise.
2585 * config/arm/arm.c (arm_attribute_table): Likewise.
2586 * config/avr/avr.c (avr_attribute_table): Likewise.
2587 * config/crx/crx.c (crx_attribute_table): Likewise.
2588 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
2589 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
2590 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
2591 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
2592 * config/sh/sh.c (sh_attribute_table): Likewise.
2593 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
2594 * config/spu/spu.c (spu_attribute_table): Likewise.
2595 * config/v850/v850.c (v850_attribute_table): Likewise.
2597 * config/alpha/alpha.c (vms_attribute_table): Make static.
2598 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
2599 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
2600 * config/mips/mips.c (mips_attribute_table): Likewise.
2602 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
2604 (cc1-checksum.o): Likewise.
2606 2009-06-03 Steve Ellcey <sje@cup.hp.com>
2608 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
2610 2009-06-03 Jakub Jelinek <jakub@redhat.com>
2612 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
2613 insn if it is changing sp. Use gen_add3_insn instead of
2614 conditionally gen_addsi3 and gen_adddi3.
2615 (offset_below_red_zone_p): New static inline function.
2616 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
2617 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
2618 * config/rs6000/ppc-asm.h: Include auto-host.h.
2619 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
2620 CFI_RESTORE): Define.
2621 * config/rs6000/crtresxgpr.asm: Add unwind info.
2622 * config/rs6000/crtresxfpr.asm: Likewise.
2623 * config/rs6000/crtresgpr.asm: Likewise.
2624 * config/rs6000/crtresfpr.asm: Likewise.
2625 * config/rs6000/crtsavgpr.asm: Likewise.
2626 * config/rs6000/crtsavfpr.asm: Likewise.
2628 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
2629 argument of DWARF2_FRAME_REG_OUT macros.
2631 2009-06-03 Julian Brown <julian@codesourcery.com>
2633 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
2634 words or less (including TImode) in core registers.
2636 2009-06-03 Richard Guenther <rguenther@suse.de>
2639 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
2641 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
2643 * statistics.c (statistics_counter_event): Do not record event
2644 in pass dump if its number == -1.
2645 (curr_statistics_hash): Add assert that we never get passes
2646 with static number == -1.
2648 2009-06-03 Richard Guenther <rguenther@suse.de>
2649 Andrey Belevantsev <abel@ispras.ru>
2651 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
2652 non-BLKmode arrays addressable.
2654 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
2656 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
2657 * config/m68k/m68k.h: ... here.
2658 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
2661 2009-06-03 Martin Jambor <mjambor@suse.cz>
2663 PR tree-optimization/40323
2664 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
2667 2009-06-03 Richard Guenther <rguenther@suse.de>
2669 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
2672 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
2674 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
2675 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
2676 JUMP_TABLE_DATA_P where applicable.
2677 * config/sh/sh.c: Ditto.
2678 * config/sh/sh.h: Ditto.
2679 * config/sh/sh.md: Ditto.
2680 * config/sh/symbian.c: Ditto.
2682 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
2684 * config/i386/driver-i386.c (describe_cache): Optimize
2685 concatenation of strings. Use snprintf instead of sprintf.
2686 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
2687 target when not compiling with GCC.
2689 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
2691 * config/sh/sh.c: Revert last change.
2692 (sh_expand_epilogue): Emit a blockage insn before the frame
2693 pointer adjustment unconditionally.
2695 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
2697 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
2698 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
2699 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
2700 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
2701 to COLLECT_GCC_OPTIONS.
2703 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
2705 * collect2.c (target_system_root): New variable.
2706 (main): Handle --sysroot=.
2707 (ignore_library): Strip the sysroot from the library path.
2709 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
2711 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
2712 (collect2.o): Depend on collect2-aix.h.
2713 (collect2-aix.o): New rule.
2714 * collect2-aix.h: New file.
2715 * collect2-aix.c: Likewise.
2716 * collect2.c: Include collect2-aix.h. Don't undefine
2717 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
2718 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
2719 Use TARGET_AIX_VERSION instead of _AIX51.
2720 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
2721 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
2722 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
2723 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
2724 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
2726 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
2728 * collect2.c (ignore_library): Avoid premature post-increment
2731 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
2733 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
2734 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
2735 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
2736 CROSS_DIRECTORY_STRUCTURE too.
2737 (LINK_LIBG_SPEC): Likewise.
2738 (LIB_SPEC): Add %R to sysroot paths.
2739 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
2740 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
2741 * config/rs6000/aix51.h: As for aix43.h.
2742 * config/rs6000/aix52.h: Likewise.
2743 * config/rs6000/aix53.h: Likewise.
2744 * config/rs6000/aix61.h: Likewise.
2745 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
2746 to the beginning of sysroot paths.
2748 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2750 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
2751 INSN_LISTs that are out of the REG_NOTE range.
2753 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2755 * loop-unroll.c (struct iv_to_split): Add pointer to next.
2756 (struct var_to_expand): Likewise.
2757 (struct opt_info): Add head and tail for linked lists of the above.
2758 (analyze_insn_to_expand_var): Initialize next.
2759 (analyze_iv_to_split_insn): Likewise.
2760 (analyze_insns_in_loop): Create linked lists.
2761 (allocate_basic_variable): Simplify for use without hash table.
2762 (insert_var_expansion_initialization): Likewise, make it type-safer.
2763 (combine_var_copies_in_loop_exit): Likewise.
2764 (apply_opt_in_copies): Walk lists rather than hash tables.
2765 (release_var_copies): Simplified and inlined by hand into...
2766 (free_opt_info): ... this function.
2768 2009-06-02 Richard Guenther <rguenther@suse.de>
2770 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
2773 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2775 * cfgexpand.c (gimple_expand_cfg): Discard the source location
2776 only for builtins that are not overridden.
2778 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2780 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
2783 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2785 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
2787 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2789 * combine.c (move_deaths): Compare LUIDs within the same BB only.
2791 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2793 * common.opt (fdump-unnumbered-links): New.
2794 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
2795 * print-rtl.c (flag_dump_unnumbered_links): New.
2796 (print_rtx): Test it.
2798 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
2800 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
2801 push/pop multiple to 8-byte alignment.
2803 2009-06-01 Jakub Jelinek <jakub@redhat.com>
2805 * config/i386/i386.c (queued_cfa_restores): New static variable.
2806 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
2808 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
2809 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
2810 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
2811 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
2812 note unconditionally.
2813 (ix86_emit_restore_regs_using_mov): Likewise.
2814 (ix86_emit_restore_sse_regs_using_mov): Likewise.
2815 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
2816 it through to ix86_emit_restore_reg_using_pop.
2817 (ix86_emit_leave): Add RED_OFFSET argument. Call
2818 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
2819 instead of adding REG_CFA_OFFSET note unconditionally.
2820 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
2821 the above functions. Call ix86_add_queued_cfa_restore_notes when
2824 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
2825 force output of the label even for dwarf2out_do_cfi_asm.
2826 (add_fde_cfi): If -g2 and above and cfi might change CFA,
2827 force creation of CFI label and chain DW_CFA_set_loc jumping to it
2828 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
2830 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
2831 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
2832 dwarf2out_cfi_label callers.
2833 * tree.h (dwarf2out_cfi_label): Adjust prototype.
2834 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
2835 Adjust dwarf2out_cfi_label callers.
2836 * config/vax/vax.c (vax_output_function_prologue): Likewise.
2838 * config/i386/i386.h (struct machine_cfa_state,
2839 struct machine_function): Guard with ifndef USED_FOR_TARGET
2840 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
2843 * emutls.c (__emutls_get_address): Change arr->size to mean number
2844 of allocated arr->data entries instead of # of slots + 1.
2847 * recog.c (peep2_reinit_state): New function.
2848 (peephole2_init_state): Use it at the end of a basic block and also
2849 when seeing a RTX_FRAME_RELATED_P insn.
2851 2009-06-01 Steve Ellcey <sje@cup.hp.com>
2853 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
2854 fixuns_truncrfdi2): New.
2855 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
2856 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
2857 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
2858 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
2859 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
2860 *recip_approx): Remove.
2861 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
2862 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
2863 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
2865 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
2868 2009-06-01 Ian Lance Taylor <iant@google.com>
2870 * attribs.c (register_attribute): Use CONST_CAST.
2871 * collect2.c (main): Use CONST_CAST2.
2872 (scan_prog_file): Likewise.
2873 * gcc.c (process_command, main): Likewise.
2874 * toplev.c (toplev_main): Likewise.
2876 * c-typeck.c (handle_warn_cast_qual): New static function,
2877 partially broken out of build_c_cast.
2878 (build_c_cast): Call handle_warn_cast_qual.
2879 * doc/invoke.texi (Warning Options): Document new effect of
2882 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
2884 * diagnostic.c (diagnostic_build_prefix): Always print columns.
2885 (diagnostic_report_current_module): Print columns.
2886 * common.opt (flag_show_column): Enable by default.
2888 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
2890 * alias.c (find_base_term): Check for NULL term before returning.
2892 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
2894 Revert due to PR40320:
2895 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
2896 * calls.c (emit_library_call_value_1): Don't force_operand for move
2899 2009-06-01 Olivier Hainque <hainque@adacore.com>
2900 Eric Botcazou <ebotcazou@adacore.com>
2902 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
2903 to be processed as a bitfield for constructor output purposes.
2904 * output.h (initializer_constant_valid_for_bitfield_p): Declare
2906 * varasm.c (oc_local_state): New type, output_constructor
2907 local state to support communication with helpers.
2908 (oc_outer_state): New type, output_constructor outer state of
2909 relevance in recursive calls.
2910 (output_constructor_array_range): New output_constructor helper,
2911 extracted code for an array range element.
2912 (output_constructor_regular_field): New output_constructor helper,
2913 extracted code for an element that is not a bitfield.
2914 (output_constructor_bitfield): New output_constructor helper,
2915 extracted code for a bitfield element. Accept an OUTER state
2916 argument for recursive processing. Recurse on record or array
2917 CONSTRUCTOR values, possibly past noop conversions.
2918 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
2919 VALUE is a valid constant-valued expression for use in a static
2920 bit-field initializer.
2921 (output_constructor): Rework to use helpers. Accept and honor an
2922 OUTER state argument for recursive calls. Return total size. Be
2923 prepared for nested constructors initializing bitfields.
2924 (output_constant): Feed OUTER in calls to output_constructor.
2926 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
2928 * calls.c (emit_library_call_value_1): Don't force_operand for move
2931 2009-06-01 Nick Clifton <nickc@redhat.com>
2933 * doc/invoke.texi (IA-64 Options): Fix typo.
2935 2009-06-01 Ira Rosen <irar@il.ibm.com>
2937 PR tree-optimization/39129
2938 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
2940 (vect_do_peeling_for_loop_bound): Use
2941 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
2942 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
2943 (vect_loop_versioning): Likewise.
2944 (vect_create_cond_for_alias_checks): Fix indentation.
2945 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
2947 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
2948 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
2949 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
2950 "control flow in loop".
2951 (vect_estimate_min_profitable_iters): Use
2952 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
2953 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
2954 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
2955 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
2956 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
2957 statement belongs to a group of strided accesses with the exact code
2959 (vectorizable_load): Likewise.
2960 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
2961 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
2963 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
2965 * config/freebsd-stdint.h: New file.
2966 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
2967 Add freebsd-stdint.h to tm_file.
2969 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
2971 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
2972 (thumb2_extendhidi2): Likewise.
2974 2009-05-31 Ian Lance Taylor <iant@google.com>
2976 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
2978 2009-05-31 Ian Lance Taylor <iant@google.com>
2980 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
2981 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
2982 (ipa-reference.o): Depend upon gt-ipa-reference.h.
2984 2009-05-31 Jason Merrill <jason@redhat.com>
2986 * tree-pretty-print.c (print_call_name): Take the callee, not the
2987 call itself. Make non-static. Use dump_function_name for functions.
2988 (dump_generic_node): Adjust.
2989 * diagnostic.h: Declare print_call_name.
2990 * gimple-pretty-print.c (dump_gimple_call): Use it.
2992 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
2994 * config/sh/sh.md (ashldi3_std): New define_expand.
2997 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
3000 * config/sh/sh.c: Include debug.h.
3001 (sh_expand_epilogue): Emit a blockage insn before the frame
3002 pointer adjustment also when dwarf2out_do_frame returns true.
3004 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
3006 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
3007 (thumb2_extendqidi2): New pattern.
3009 2009-05-31 Ira Rosen <irar@il.ibm.com>
3011 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
3012 mark phis for renaming.
3013 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
3014 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
3015 Call mark_sym_for_renaming.
3016 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
3017 * tree-vect-loop.c (vect_transform_loop): Remove
3018 vect_memsyms_to_rename initialization and a call to
3019 mark_set_for_renaming.
3021 2009-05-31 Jakub Jelinek <jakub@redhat.com>
3024 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
3025 frame related even if !set_cfa && style < 0.
3027 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
3029 * config/i386/mingw-tls.c: New file.
3030 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
3031 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
3032 defining _WIN32 but not __CYGWIN__.
3034 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3036 * configure.ac: Add MPC support.
3038 * config.in, configure: Regenerate.
3040 2009-05-29 Richard Henderson <rth@redhat.com>
3042 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
3043 NOTE_INSN_BASIC_BLOCK.
3044 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
3045 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
3046 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
3048 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
3050 (add_cfi): Disable check redefining cfa away from drap.
3051 (lookup_cfa_1): Add remember argument; handle remember/restore.
3052 (lookup_cfa): Pass remember argument.
3053 (cfa_remember): New.
3054 (compute_barrier_args_size_1): Remove sibcall check.
3055 (dwarf2out_frame_debug_def_cfa): New.
3056 (dwarf2out_frame_debug_adjust_cfa): New.
3057 (dwarf2out_frame_debug_cfa_offset): New.
3058 (dwarf2out_frame_debug_cfa_register): New.
3059 (dwarf2out_frame_debug_cfa_restore): New.
3060 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
3061 (dwarf2out_begin_epilogue): New.
3062 (dwarf2out_frame_debug_restore_state): New.
3063 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
3064 DW_CFA_restore_state.
3065 (output_cfi_directive): Likewise.
3066 (convert_cfa_to_fb_loc_list): Likewise.
3067 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
3068 * dwarf2out.h: Update.
3069 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
3070 (copy_insn_1): Early out for null.
3071 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
3072 and dwarf2out_frame_debug_restore_state.
3073 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
3074 (prologue_insn_hash, epilogue_insn_hash): New.
3075 (free_after_compilation): Adjust freeing accordingly.
3076 (record_insns): Create hash table if needed; push insns into
3077 hash instead of array.
3078 (maybe_copy_epilogue_insn): New.
3079 (contains): Search hash table instead of array.
3080 (sibcall_epilogue_contains): Remove.
3081 (thread_prologue_and_epilogue_insns): Split eh_return insns
3082 and mark them as epilogues.
3083 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
3084 scanning in terms of basic blocks.
3085 * insn-notes.def (CFA_RESTORE_STATE): New.
3086 * jump.c (returnjump_p_1): Accept EH_RETURN.
3087 (eh_returnjump_p_1, eh_returnjump_p): New.
3088 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
3089 CFA_REGISTER, CFA_RESTORE): New.
3090 * rtl.def (EH_RETURN): New.
3091 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
3093 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
3094 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
3096 * config/i386/i386.c (gen_push): Update cfa state.
3097 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
3098 add a CFA_ADJUST_CFA note.
3099 (ix86_dwarf_handle_frame_unspec): Remove.
3100 (ix86_expand_prologue): Update cfa state.
3101 (ix86_emit_restore_reg_using_pop): New.
3102 (ix86_emit_restore_regs_using_pop): New.
3103 (ix86_emit_leave): New.
3104 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
3105 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
3106 * config/i386/i386.h (struct machine_cfa_state): New.
3107 (ix86_cfa_state): New.
3108 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
3109 (eh_return_internal): Merge from eh_return_<mode>,
3110 use eh_return rtx, split w/ epilogue.
3112 2009-05-29 Ian Lance Taylor <iant@google.com>
3114 * builtins.c (validate_gimple_arglist): Don't use va_arg with
3116 * calls.c (emit_library_call_value_1): Likewise.
3118 * c-typeck.c (c_build_va_arg): New function.
3119 * c-tree.h (c_build_va_arg): Declare.
3120 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
3121 instead of build_va_arg.
3123 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
3125 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
3126 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
3127 (ptr_difference_cost): Use affine combinations to compute it.
3128 (difference_cost): Likewise.
3129 (get_computation_cost_at): Compute more accurate cost for addresses
3130 if the ratio is a multiplier allowed in addresses.
3131 For non-addresses, consider that an additional offset or symbol is
3134 2009-05-29 Jakub Jelinek <jakub@redhat.com>
3136 * config/i386/i386.c (ix86_decompose_address): Avoid useless
3137 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
3139 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
3140 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
3141 (prefix_rex): For UNIT_MMX don't imply the prefix by default
3143 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
3144 to 1 for TYPE_SSE{IADD1,CVT1}.
3145 (prefix_vex_imm8): Removed.
3146 (length_vex): Only pass 1 as second argument to
3147 ix86_attr_length_vex_default if prefix_extra is 0.
3148 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
3149 (length): For prefix vex computation use length_immediate
3150 attribute instead of prefix_vex_imm8.
3151 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
3152 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
3153 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
3154 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
3155 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
3156 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
3157 a space in between the operands.
3158 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
3159 if one operand is 0xff and the other one si, di, bp or sp.
3160 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
3161 other one si, di, bp or sp.
3162 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
3163 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
3164 type and mode attributes.
3165 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
3166 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
3167 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
3168 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
3169 prefix_data16 attribute iff MODE_DF.
3170 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
3171 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
3172 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
3173 constm128_operand in length_immediate computation.
3174 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
3175 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
3176 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
3177 length_immediate attribute to 1.
3178 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
3179 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
3180 for certain alternatives.
3181 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
3182 prefix_data16 attribute if MODE_V1DF.
3183 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
3184 length_immediate to 1.
3185 (set_got_rex64, set_rip_rex64): Remove length attribute, set
3186 length_address to 4, set mode attribute to MODE_DI.
3187 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
3188 (fxam<mode>2_i387): Set length attribute to 4.
3189 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
3190 *prefetch_3dnow_rex): Override length_address attribute.
3191 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
3193 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
3194 (constm128_operand): Removed.
3195 * config/i386/i386.c (memory_address_length): For
3196 disp && !index && !base in 64-bit mode account for SIB byte if
3197 print_operand_address can't optimize disp32 into disp32(%rip)
3198 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
3199 for fs: or gs: segment.
3200 (ix86_attr_length_immediate_default): When checking if shortform
3201 is possible, truncate immediate to the length of the non-shortened
3203 (ix86_attr_length_address_default): Ignore MEM_P operands
3205 (ix86_attr_length_vex_default): Only check for DImode on
3206 GENERAL_REG_P operands.
3207 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
3208 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
3209 (sse_cvttps2pi): Clear prefix_rep attribute.
3210 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
3212 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
3213 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
3214 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
3215 iff operand 2 is const_int_operand.
3216 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
3217 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
3218 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
3220 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
3222 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
3223 prefix_data16 attribute for movlpd and movhpd instructions.
3224 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
3225 length_immediate for shufpd instruction.
3226 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
3227 (avx_cmpp<avxmodesuffixf2c><mode>3,
3228 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
3229 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
3230 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
3231 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
3232 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
3233 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
3234 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
3235 prefix_data16 attribute for the first alternative to 1.
3236 (*avx_loadlps): Override length_immediate for the first alternative.
3237 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
3238 attributes for second alternative.
3239 (*vec_concatv2sf_sse4_1): Override length_immediate and
3240 prefix_data16 attributes for second alternative.
3241 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
3242 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
3243 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
3244 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
3245 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
3246 prefix_data16 and length_immediate to 1.
3247 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
3249 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
3250 prefix_extra attribute for variants that don't have 0f prefix alone.
3251 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
3252 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
3253 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
3254 *sse4_1_pextrd): Set length_immediate to 1.
3255 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
3256 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
3258 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
3259 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
3260 length_immediate to 1 for second alternative.
3261 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
3262 prefix_extra and length_immediate attributes for the first
3264 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
3266 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
3267 to 1 for the first and third alternative.
3268 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
3270 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
3272 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
3274 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
3275 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
3276 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
3277 *avx_psign<mode>3): Set prefix_extra attribute to 1.
3278 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
3279 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
3280 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
3281 ssse3_psign<mode>3): Override prefix_rex attribute.
3282 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
3283 (ssse3_palignrti): Override length_immediate to 1.
3284 (ssse3_palignrdi): Override length_immediate to 1, override
3285 prefix_rex attribute.
3286 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
3287 (sse4a_extrqi): Override length_immediate to 2.
3288 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
3289 (sse4a_insertq): Override prefix_data16 to 0.
3290 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
3291 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
3292 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
3293 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
3294 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
3295 and length_immediate to 1.
3296 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
3297 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
3298 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
3299 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
3300 and length_immediate to 1.
3301 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
3302 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
3303 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
3304 avx_ptest256): Override prefix_extra to 1.
3305 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
3306 Override prefix_data16 and length_immediate to 1.
3307 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
3308 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
3309 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
3310 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
3311 prefix_data16 to 0 and prefix_extra to 2.
3312 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
3313 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
3315 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
3316 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
3317 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
3318 and prefix_extra to 2.
3319 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
3320 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
3321 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
3322 avx_vpermilvar<mode>3,
3323 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
3324 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
3325 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
3326 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
3327 Override prefix_extra to 1.
3328 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
3329 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
3330 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
3331 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
3332 prefix_extra and length_immediate to 1.
3333 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
3335 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
3336 to 1 for the first alternative.
3337 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
3338 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
3340 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
3341 *movv2sf_internal_avx, *movv2sf_internal): Override
3342 prefix_rep attribute for certain alternatives.
3343 (*mov<mode>_internal): Override prefix_rep or prefix_data16
3344 attributes for certain alternatives.
3345 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
3346 attributes for certain alternatives.
3347 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
3348 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
3349 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
3350 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
3351 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
3352 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
3353 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
3354 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
3355 length_immediate to 1 if operand 2 is const_int_operand.
3356 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
3357 *vec_extractv2si_1): Set length_immediate attribute to 1.
3358 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
3359 using old 3DNOW insn rather than SSE/3DNOW_A.
3360 (mmx_emms, mmx_femms): Clear modrm attribute.
3362 2009-05-29 Martin Jambor <mjambor@suse.cz>
3364 * tree-sra.c: New implementation of SRA.
3366 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
3367 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
3368 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
3369 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
3370 (SRA_MAX_STRUCTURE_COUNT): Removed.
3371 (SRA_FIELD_STRUCTURE_RATIO): Removed.
3372 * doc/invoke.texi (sra-max-structure-size): Removed.
3373 (sra-field-structure-ratio): Removed.
3375 2009-05-29 Jakub Jelinek <jakub@redhat.com>
3378 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
3381 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
3383 PR rtl-optimization/40101
3384 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
3385 seqno. Adjust comment.
3386 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
3387 inserting bookkeeping before a jump, the jump is not scheduled.
3388 When no positive seqno found, provide a value. Add comment.
3390 2009-05-29 Richard Guenther <rguenther@suse.de>
3392 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
3393 short-cutting on the first component.
3395 2009-05-29 Jakub Jelinek <jakub@redhat.com>
3398 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
3399 for trees other than decls/types.
3401 2009-05-29 Richard Guenther <rguenther@suse.de>
3403 * tree-ssa-operands.c (get_expr_operands): Do not handle
3404 INDIRECT_REFs in the handled-component case. Remove
3405 unused get_ref_base_and_extent case.
3406 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
3407 tree_low_cst and host_integerp where possible.
3408 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
3409 codes for equivalence.
3410 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
3412 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
3414 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
3415 to tmake_file for i[34567]86-*-cygwin*.
3417 2009-05-29 Jakub Jelinek <jakub@redhat.com>
3420 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
3421 (altivec_categorize_keyword, init_vector_keywords,
3422 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
3425 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
3427 * tree.c (handle_dll_attribute): Check if node is
3428 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
3430 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
3432 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
3434 (thumb2_zero_extendqidi2): Likewise.
3436 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
3438 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
3439 instead of gen_movrt.
3440 * config/sh/sh.md (movrt): Remove.
3442 2009-05-28 Steve Ellcey <sje@cup.hp.com>
3444 * doc/invoke.texi (IA-64 Options):
3445 Add -msdata, -mfused-madd, -mno-inline-float-divide,
3446 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
3447 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
3448 -msched-prefer-non-control-spec-insns,
3449 -msched-stop-bits-after-every-cycle,
3450 -msched-count-spec-in-critical-path,
3451 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
3452 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
3453 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
3454 and -msched-spec-verbose.
3456 2009-05-28 Joseph Myers <joseph@codesourcery.com>
3458 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
3459 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
3461 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
3463 2009-05-28 Richard Guenther <rguenther@suse.de>
3465 * tree-ssa-alias.c (ao_ref_init): New function.
3466 (ao_ref_base): Likewise.
3467 (ao_ref_base_alias_set): Likewise.
3468 (ao_ref_alias_set): Likewise.
3469 (refs_may_alias_p_1): Change signature.
3470 (refs_may_alias_p): Adjust.
3471 (refs_anti_dependent_p): Likewise.
3472 (refs_output_dependent_p): Likewise.
3473 (call_may_clobber_ref_p_1): Change signature.
3474 (call_may_clobber_ref_p): Adjust.
3475 (stmt_may_clobber_ref_p_1): New function split out from ...
3476 (stmt_may_clobber_ref_p): ... here.
3477 (maybe_skip_until): Adjust signature.
3478 (get_continuation_for_phi): Likewise.
3479 (walk_non_aliased_vuses): Likewise.
3480 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
3481 (ao_ref_init): Declare.
3482 (ao_ref_base): Likewise.
3483 (ao_ref_alias_set): Likewise.
3484 (stmt_may_clobber_ref_p_1): Likewise.
3485 (walk_non_aliased_vuses): Adjust.
3486 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
3487 (get_ref_from_reference_ops): remove.
3488 (vn_reference_lookup_2): Adjust signature.
3489 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
3490 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
3491 (vn_reference_lookup): Adjust.
3492 (vn_reference_insert): Likewise.
3493 (vn_reference_insert_pieces): Adjust signature.
3494 (visit_reference_op_call): Adjust.
3495 * tree-ssa-pre.c (get_expr_type): Simplify.
3496 (phi_translate_1): Adjust.
3497 (compute_avail): Likewise.
3498 (translate_vuse_through_block): Do not re-build trees.
3499 (value_dies_in_block_x): Likewise.
3500 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
3502 (vn_reference_lookup_pieces): Adjust declaration.
3503 (vn_reference_insert_pieces): Likewise.
3505 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
3507 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
3508 with checking disabled.
3510 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
3514 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
3515 macro definition for support of three-operand format aligned
3516 .comm directive in assembler on cygwin/pe/mingw target OS.
3517 * configure: Regenerate.
3518 * config.h: Regenerate.
3520 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
3521 aligned form of .comm directive if -mpe-aligned-commons is in effect.
3522 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
3524 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
3525 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
3527 2009-05-28 Ira Rosen <irar@il.ibm.com>
3529 PR tree-optimization/40254
3530 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
3531 in analysis of basic blocks.
3533 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
3536 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
3537 * target-def.h (TARGET_CONST_ANCHOR): New macro.
3538 (TARGET_INITIALIZER): Use it.
3539 * cse.c (CHEAPER): Move it up to the other macros.
3540 (insert): Rename this ...
3541 (insert_with_costs): ... to this. Add cost parameters. Update
3543 (insert): New function. Call insert_with_costs.
3544 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
3545 find_reg_offset_for_const, try_const_anchors): New functions.
3546 (cse_insn): Call try_const_anchors. Adjust cost of src_related
3547 when using a const-anchor. Call insert_const_anchors.
3548 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
3549 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
3551 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
3553 * tree-inline.c (remap_decls): Enable nonlocalized variables
3554 when not optimizing.
3556 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
3558 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
3559 Simplify other tests involving optimize.
3561 2009-05-27 Tom Tromey <tromey@redhat.com>
3563 * unwind-dw2.c (_Unwind_DebugHook): New function.
3564 (uw_install_context): Call _Unwind_DebugHook.
3566 2009-05-27 Tom Tromey <tromey@redhat.com>
3568 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
3570 2009-05-27 Ian Lance Taylor <iant@google.com>
3572 * Makefile.in (LINKER, LINKER_FLAGS): Define.
3573 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
3574 (ALL_LINKERFLAGS): Define.
3575 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
3576 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
3577 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
3578 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
3579 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
3580 $(LINKER_FOR_BUILD).
3581 (build/gcov-iov$(build_exeext)): Likewise.
3583 2009-05-27 Julian Brown <julian@codesourcery.com>
3585 * gcse.c (target.h): Include.
3586 (can_assign_to_reg_without_clobbers_p): Check that the target allows
3587 copy of argument to a pseudo register.
3589 2009-05-27 Diego Novillo <dnovillo@google.com>
3591 * tree-ssa-live.c (dump_scope_block): Document arguments.
3592 (dump_scope_blocks): Document.
3593 (debug_scope_blocks): New.
3594 * tree-flow.h (debug_scope_blocks): Declare.
3596 2009-05-21 Denis Chertykov <denisc@overta.ru>
3598 * doc/contrib.texi (Contributors): Add myself to the list.
3600 2009-05-27 Olivier Hainque <hainque@adacore.com>
3602 * expr.c (target_align): New function. Alignment the TARGET of an
3603 assignment may be assume to have.
3604 (highest_pow2_factor_for_target): Use it instead of relying on
3605 immediate tree attributes of TARGET, not necessarily honored when
3606 intermediate bitfields are involved.
3608 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
3611 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3612 AVX, SSE4, AES, PCLMUL and POPCNT.
3614 2009-05-27 Diego Novillo <dnovillo@google.com>
3616 * tree-pretty-print.c (dump_location): New.
3617 (dump_generic_node): Call it.
3618 Factor code to handle BLOCK nodes ...
3619 (dump_block_node): ... here.
3621 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
3623 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
3625 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
3627 * gcc-plugin.h: Include config.h and system.h.
3628 (IN_GCC): Define if not defined.
3630 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
3633 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
3636 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
3638 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
3640 * config/m32r/m32r.h: Ditto.
3641 * config/m32r/m32r.md: Ditto.
3642 * config/m32r/predicates.md: Ditto.
3644 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
3646 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
3648 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
3651 (Loading plugins): typo.
3652 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
3653 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
3654 (Interacting with the GCC Garbage Collector): Added new section.
3655 (Giving information about a plugin): Added new section for
3657 * ggc.h (ggc_register_root_tab): Added declaration.
3658 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
3659 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
3660 (register_callback): Improved comment in declaration.
3661 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
3662 (extra_root_vec) Added static variable for dynamic roots registration.
3663 (ggc_register_root_tab) Added new routine.
3664 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
3665 PLUGIN_GGC_MARKING event.
3666 * ggc-zone.c: Include plugin.h.
3667 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
3668 * ggc-page.c: Include plugin.h.
3669 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
3670 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
3671 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
3672 (register_callback): check lack of callbacks for
3673 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
3674 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
3675 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
3676 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
3677 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
3678 dependency on plugin.h.
3679 (plugin.o): Added dependency on ggc.h...
3681 2009-05-26 Richard Guenther <rguenther@suse.de>
3685 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
3686 with mismatched comparison modes.
3688 * expr.c (expand_expr_real_1): Expand the operand of a
3689 VIEW_CONVERT_EXPR in its natural mode.
3691 2009-05-26 Ian Lance Taylor <iant@google.com>
3693 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
3694 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
3695 (ALL_COMPILERFLAGS): Define.
3696 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
3697 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
3698 (collect2$(exeext), collect2.o): Likewise.
3699 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
3700 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
3701 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
3702 (libbackend.o, intl.o, cppdefault.o): Likewise.
3703 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
3704 (build/%.o): Use $(COMPILER_FOR_BUILD).
3705 (build/gen%$(build_exeext)): Likewise.
3706 (build/gcov-iov$(build_exeext)): LIkewise.
3707 * config/t-darwin (darwin.o): Use $(COMPILER).
3708 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
3709 * config/t-sol2 (sol2-c.o): Likewise.
3711 * config/t-vxworks (vxworks.o): Likewise.
3712 * config/x-darwin (host-darwin.o): Likewise.
3713 * config/x-hpux (host-hpux.o): Likewise.
3714 * config/x-linux (host-linux.o): Likewise.
3715 * config/x-solaris (host-solaris.o): Likewise.
3716 * config/alpha/x-alpha (driver-alpha.o): Likewise.
3717 * config/arm/t-arm (arm-c.o): Likewise.
3718 * config/arm/t-pe (pe.o): Likewise.
3719 * config/arm/t-wince-pe (pe.o): Likewise.
3720 * config/i386/t-cygming (winnt.o): Likewise.
3721 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
3722 * config/i386/t-cygwin (cygwin1.o): Likewise.
3723 (cygwin2.o): Likewise.
3724 * config/i386/t-i386 (i386-c.o): Likewise.
3725 * config/i386/t-interix (winnt.o): Likewise.
3726 * config/i386/t-netware (netware.o): Likewise.
3727 * config/i386/t-nwld (nwld.o): Likewise.
3728 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
3729 * config/i386/x-i386 (driver-i386.o): Likewise.
3730 * config/i386/x-cygwin (host-cygwin.o): Likewise.
3731 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
3732 * config/ia64/t-ia64 (ia64-c.o): Likewise.
3733 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
3734 * config/mips/x-native (driver-native.o): Likewise.
3735 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
3736 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
3737 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
3738 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
3739 * config/score/t-score-elf (score7.o): Likewise.
3740 (score3.o): Likewise.
3741 * config/sh/t-sh (sh-c.o): Likewise.
3742 * config/sh/t-symbian (sh-c.o): Likewise.
3743 (symbian.o): Likewise.
3744 * config/spu/t-spu-elf (spu-c.o): Likewise.
3745 * config/v850/t-v850 (v850-c.o): Likewise.
3746 * config/v850/t-v850e (v850-c.o): Likewise.
3748 2009-05-26 Richard Guenther <rguenther@suse.de>
3750 PR tree-optimization/40122
3751 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
3752 VECTOR_CSTs if possible.
3753 (fold_gimple_assign): Likewise.
3755 2009-05-26 Richard Guenther <rguenther@suse.de>
3758 * fold-const.c (fold_binary): Use the correct types for building
3761 2009-05-26 Richard Guenther <rguenther@suse.de>
3763 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
3764 redundant calls to merge_alias_info.
3765 (bump_vector_ptr): Likewise.
3766 * tree-ssa-copy.c (merge_alias_info): Remove.
3767 (replace_exp_1): Remove call to merge_alias_info.
3768 (propagate_tree_value): Likewise.
3769 (fini_copy_prop): Propagate points-to info.
3770 * tree-flow.h (merge_alias_info): Remove.
3772 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
3774 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
3776 2009-05-25 Jan Hubicka <jh@suse.cz>
3778 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
3779 * cgraph.h (struct inline_summary): New filed self_wize,
3780 size_inlining_benefit, self_time and time_inlining_benefit.
3781 (struct cgraph_global_info): Replace insns by time ans size fields.
3782 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
3783 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
3784 (ipcp_update_callgraph): Do not touch function bodies.
3785 * ipa-inline.c: Include except.h
3786 (MAX_TIME): New constant.
3787 (overall_insns): Remove.
3789 (overall_size, max_benefit): New static variables.
3790 (cgraph_estimate_time_after_inlining): New function.
3791 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
3792 (cgraph_clone_inlined_nodes): Update size.
3793 (cgraph_mark_inline_edge): Update size.
3794 (cgraph_estimate_growth): Use size info.
3795 (cgraph_check_inline_limits): Check size.
3796 (cgraph_default_inline_p): Likewise.
3797 (cgraph_edge_badness): Compute badness based on benefit and size cost.
3798 (cgraph_decide_recursive_inlining): Check size.
3799 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
3801 (cgraph_decide_inlining): Likewise.
3802 (cgraph_decide_inlining_incrementally): Likewise; honor
3803 PARAM_EARLY_INLINING_INSNS.
3804 (likely_eliminated_by_inlining_p): New predicate.
3805 (estimate_function_body_sizes): New function.
3806 (compute_inline_parameters): Use it.
3807 * except.c (must_not_throw_labels): New function.
3808 * except.h (must_not_throw_labels): Declare.
3809 * tree-inline.c (init_inline_once): Kill inlining_weigths
3810 * tree-ssa-structalias.c: Avoid uninitialized warning.
3811 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
3812 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
3813 (PARAM_INLINE_CALL_COST): Remove.
3814 (PARAM_EARLY_INLINING_INSNS): New.
3816 2009-05-25 Richard Guenther <rguenther@suse.de>
3818 PR tree-optimization/36327
3819 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
3820 callback for reference translation or lookup at the point of may-defs.
3821 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
3822 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
3823 for union COMPONENT_REFs.
3824 (vn_reference_lookup_3): New callback. Lookup from memset
3825 and CONSTRUCTOR assignment, translate through struct copies.
3826 (vn_reference_lookup_pieces): Make sure to not free the
3827 passed operands array. Adjust walk_non_aliased_vuses call.
3828 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
3829 make sure we do not leak memory.
3831 2009-05-25 Richard Guenther <rguenther@suse.de>
3833 * tree-ssa-alias.h (dump_points_to_solution): Declare.
3834 * tree-inline.c (expand_call_inline): Reset the escaped and
3836 * tree-ssa-structalias.c (pass_build_ealias): New.
3837 * tree-pass.h (pass_build_ealias): Declare.
3838 * passes.c (init_optimization_passes): Add PTA during
3839 early optimizations.
3840 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
3841 and CALLUSED solutions.
3842 (dump_points_to_solution): New function, split out from ...
3843 (dump_points_to_info_for): ... here.
3844 * tree-parloops.c (parallelize_loops): Reset the escaped and
3847 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3850 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
3851 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
3853 2009-05-25 Ira Rosen <irar@il.ibm.com>
3855 PR tree-optimization/40238
3856 * tree-vect-stmts.c (vect_init_vector): Insert initialization
3857 statements after basic block's labels.
3858 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
3859 to free the allocated memory.
3861 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
3863 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
3864 return address with a USE.
3866 2009-05-24 Richard Guenther <rguenther@suse.de>
3869 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
3870 array type from the main variant of the inner type.
3872 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3874 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
3875 definition to bool (from int) to un-break build.
3876 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
3878 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
3880 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
3881 discard_stmt_changes): Delete.
3882 * tree-ssa-operands.c (scb_stack): Delete.
3883 (init_ssa_operands): Do not initialize it.
3884 (fini_ssa_operands): Do not free it.
3885 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
3887 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
3888 update_stmt, remove the others. Fix comments.
3889 * tree-dfa.c (optimize_stack_restore): Likewise.
3890 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
3891 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
3892 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
3893 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
3895 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
3896 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
3897 (dom_opt_finalize_block): Likewise, adjusting access to
3899 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
3900 (stmts_to_rescan): Change item type to gimple.
3901 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
3903 2009-05-24 Ira Rosen <irar@il.ibm.com>
3905 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
3906 * tree-pass.h (pass_slp_vectorize): New pass.
3907 * params.h (SLP_MAX_INSNS_IN_BB): Define.
3908 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
3909 * tree-vectorizer.c (timevar.h): Include.
3910 (user_vect_verbosity_level): Declare.
3911 (vect_location): Fix comment.
3912 (vect_set_verbosity_level): Update user_vect_verbosity_level
3913 instead of vect_verbosity_level.
3914 (vect_set_dump_settings): Add an argument. Ignore user defined
3915 verbosity if dump flags require higher level of verbosity. Print to
3916 stderr only for loop vectorization.
3917 (vectorize_loops): Update call to vect_set_dump_settings.
3918 (execute_vect_slp): New function.
3919 (gate_vect_slp): Likewise.
3920 (struct gimple_opt_pass pass_slp_vectorize): New.
3921 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
3923 (vec_info_for_bb): New function.
3924 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
3925 (VECTORIZATION_ENABLED): New macro.
3926 (SLP_ENABLED, SLP_DISABLED): Likewise.
3927 (vect_is_simple_use): Add bb_vec_info argument.
3928 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
3929 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
3930 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
3931 vect_schedule_slp, vect_analyze_slp): Likewise.
3932 (vect_analyze_stmt): Add slp_tree argument.
3933 (find_bb_location): Declare.
3934 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
3935 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
3936 (vect_analyze_loop_operations, vect_analyze_loop,
3937 get_initial_def_for_induction, vect_create_epilog_for_reduction,
3938 vect_finalize_reduction, vectorizable_reduction,
3939 vectorizable_live_operation, vect_transform_loop): Likewise.
3940 * tree-data-ref.c (dr_analyze_innermost): Update comment,
3941 skip evolution analysis if analyzing a basic block.
3942 (dr_analyze_indices): Likewise.
3943 (initialize_data_dependence_relation): Skip the test whether the
3944 object is invariant for basic blocks.
3945 (compute_all_dependences): Skip dependence analysis for data
3946 references in basic blocks.
3947 (find_data_references_in_stmt): Don't fail in case of invariant
3948 access in basic block.
3949 (find_data_references_in_bb): New function.
3950 (find_data_references_in_loop): Move code to
3951 find_data_references_in_bb and add a call to it.
3952 (compute_data_dependences_for_bb): New function.
3953 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
3954 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
3956 (vect_analyze_data_ref_dependence): Check for interleaving in case of
3957 unknown dependence in basic block and fail in case of dependence in
3959 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
3960 dependence instances from either loop or basic block vectorization
3962 (vect_compute_data_ref_alignment): Check if it is loop vectorization
3963 before calling nested_in_vect_loop_p.
3964 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
3965 dependence instances from either loop or basic block vectorization
3967 (vect_verify_datarefs_alignment): Likewise.
3968 (vect_enhance_data_refs_alignment): Adjust function calls.
3969 (vect_analyze_data_refs_alignment): Likewise.
3970 (vect_analyze_group_access): Fix printing. Skip different checks if
3971 DR_STEP is 0. Keep strided stores either in loop or basic block
3972 vectorization data structure. Fix indentation.
3973 (vect_analyze_data_ref_access): Fix comments, allow zero step in
3975 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
3976 dependence instances from either loop or basic block vectorization
3978 (vect_analyze_data_refs): Update comment. Call
3979 compute_data_dependences_for_bb to analyze basic blocks.
3980 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
3981 case of loop vectorization. In case of basic block vectorization use
3982 data-ref itself as a base.
3983 (vect_create_data_ref_ptr): In case of basic block vectorization:
3984 don't advance the pointer, add new statements before the current
3985 statement. Adjust function calls.
3986 (vect_supportable_dr_alignment): Support only aligned accesses in
3987 basic block vectorization.
3988 * common.opt (ftree-slp-vectorize): New flag.
3989 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
3990 (vect_pattern_recog_1): Likewise.
3991 * tree-vect-stmts.c (process_use): Likewise.
3992 (vect_init_vector): Add new statements in the beginning of the basic
3993 block in case of basic block SLP.
3994 (vect_get_vec_def_for_operand): Adjust function calls.
3995 (vect_finish_stmt_generation): Likewise.
3996 (vectorizable_call): Add assert that it is loop vectorization, adjust
3998 (vectorizable_conversion, vectorizable_assignment): Likewise.
3999 (vectorizable_operation): In case of basic block SLP, take
4000 vectorization factor from statement's type and skip the relevance
4001 check. Adjust function calls.
4002 (vectorizable_type_demotion): Add assert that it is loop
4003 vectorization, adjust function calls.
4004 (vectorizable_type_promotion): Likewise.
4005 (vectorizable_store): Check for outer loop only in case of loop
4006 vectorization. Adjust function calls. For basic blocks, skip the
4007 relevance check and don't advance pointers.
4008 (vectorizable_load): Likewise.
4009 (vectorizable_condition): Add assert that it is loop vectorization,
4010 adjust function calls.
4011 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
4012 that it is not reduction, get vector type, call only supported
4013 functions, skip loop specific parts.
4014 (vect_transform_stmt): Check for outer loop only in case of loop
4016 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
4017 (vect_is_simple_use): Fix comment, add new argument, fix conditions
4018 for external definition.
4019 * passes.c (pass_slp_vectorize): New pass.
4020 * tree-vect-slp.c (find_bb_location): New function.
4021 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
4022 check for patterns only in loops.
4023 (vect_build_slp_tree): Add argument, adjust function calls, fail in
4024 case of multiple types in basic block SLP.
4025 (vect_mark_slp_stmts_relevant): New function.
4026 (vect_supported_load_permutation_p): Fix comment.
4027 (vect_analyze_slp_instance): Add argument. In case of basic block
4028 SLP, take vectorization factor from statement's type, check that
4029 unrolling factor is 1. Adjust function call. Save SLP instance in
4030 either loop or basic block vectorization structure. Return FALSE,
4032 (vect_analyze_slp): Add argument. Get strided stores groups from
4033 either loop or basic block vectorization structure. Return FALSE
4034 if basic block SLP failed.
4035 (new_bb_vec_info): New function.
4036 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
4037 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
4038 (vect_schedule_slp): Add argument. Get SLP instances from either
4039 loop or basic block vectorization structure. Set vectorization factor
4040 to be 1 for basic block SLP.
4041 (vect_slp_transform_bb): New function.
4042 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
4044 2009-05-23 Mark Mitchell <mark@codesourcery.com>
4046 * final.c (shorten_branches): Do not align labels for jump tables.
4047 (final_scan_insn): Use JUMP_TABLE_DATA_P.
4049 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
4051 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
4052 Remove outdated reference to flow.c and fix nits.
4053 * doc/gccint.texi: Tweak RTL description.
4054 * doc/rtl.texi: Likewise.
4056 2009-05-23 Denis Chertykov <chertykov@gmail.com>
4058 * config/avr/avr.c: Change my email address.
4059 * config/avr/avr.h: Likewise.
4060 * config/avr/avr.md: Likewise.
4061 * config/avr/avr-protos.h: Likewise.
4062 * config/avr/libgcc.S: Likewise.
4064 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4066 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
4067 (spu_split_load, spu_split_store): Change return type to int.
4068 (spu_split_convert): Declare.
4069 * config/spu/predicates.md (spu_mem_operand): Remove.
4070 (spu_mov_operand): Update.
4071 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
4072 * config/spu/spu.c (regno_aligned_for_load): Remove.
4073 (reg_aligned_for_addr, spu_expand_load): Define.
4074 (spu_expand_extv): Reimplement and handle MEM.
4075 (spu_expand_insv): Handle MEM.
4076 (spu_sched_reorder): Handle insn's with length 0.
4077 (spu_legitimate_address_p): Reimplement.
4078 (store_with_one_insn_p): Return TRUE for any mode with size
4079 larger than 16 bytes.
4080 (address_needs_split): Define.
4081 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
4083 (spu_convert_move): Define.
4084 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
4085 (spu_split_store): Change all MEM's to TImode.
4086 (spu_init_expanders): Preallocate registers that correspond to
4087 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
4089 (spu_split_convert): Define.
4090 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
4091 (_move<mode>, _movdi, _movti): Update predicate and condition.
4092 (load, store): Change to define_split.
4093 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
4095 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
4096 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
4097 define_insn_and_split of lshr<mode>3.
4098 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
4099 (<v>ashr<mode>3_imm): Define.
4100 (extv, extzv, insv): Allow MEM operands.
4101 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
4102 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
4103 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
4104 (_spu_convert2): Change to define_insn_and_split and remove the
4105 corresponding define_peephole2.
4106 (stack_protect_set, stack_protect_test, stack_protect_test_si):
4107 Change predicates to memory_operand.
4109 2009-05-22 Mark Mitchell <mark@codesourcery.com>
4111 * config/arm/thumb2.md: Add 16-bit multiply instructions.
4113 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4115 PR tree-optimization/40219
4116 * tree.c (iterative_hash_expr): Make sure the builtin function is
4117 a normal builtin function and not a front end or back end builtin
4118 before indexing into the built_in_decls array.
4120 2009-05-22 Richard Guenther <rguenther@suse.de>
4123 * alias.c (write_dependence_p): Do not use TBAA for answering
4124 anti-dependence or output-dependence.
4125 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
4126 (emit_pointer_definition): Remove.
4127 (emit_alias_warning): Likewise.
4128 (find_what_var_points_to): Remove TBAA pruning code.
4129 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
4131 (compute_points_to_sets): Remove code computing the set of
4132 dereferenced pointers.
4133 * tree-data-ref.c (dr_may_alias_p): Properly use the split
4134 oracle for querying anti and output dependencies.
4135 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
4136 if TBAA may be applied.
4137 (refs_anti_dependent_p): New function.
4138 (refs_output_dependent_p): Likewise.
4139 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
4140 (refs_output_dependent_p): Likewise.
4141 * doc/tree-ssa.texi (Memory model): New section.
4142 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
4143 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
4144 * cfgexpand.c (expand_gimple_basic_block): Do not handle
4145 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
4146 * expr.c (expand_expr_real_1): Likewise.
4147 * gimple-low.c (lower_stmt): Likewise.
4148 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
4149 (dump_gimple_cdt): Remove.
4150 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
4151 (gimple_size): Likewise.
4152 (walk_gimple_op): Likewise.
4153 (is_gimple_stmt): Likewise.
4154 (walk_stmt_load_store_addr_ops): Likewise.
4155 (gimple_build_cdt): Remove.
4156 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
4157 * gimple.h (gimple_cdt_new_type): Remove.
4158 (gimple_cdt_new_type_ptr): Likewise.
4159 (gimple_cdt_set_new_type): Likewise.
4160 (gimple_cdt_location): Likewise.
4161 (gimple_cdt_location_ptr): Likewise.
4162 (gimple_cdt_set_location): Likewise.
4163 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
4164 * tree-cfg.c (remove_useless_stmts_1): Do not handle
4165 GIMPLE_CHANGE_DYNAMIC_TYPE.
4166 (verify_types_in_gimple_stmt): Likewise.
4167 * tree-inline.c (estimate_num_insns): Likewise.
4168 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
4169 (copy_decl_to_var): Likewise.
4170 (copy_result_decl_to_var): Likewise.
4171 * tree-pretty-print.c (dump_generic_node): Do not handle
4172 CHANGE_DYNAMIC_TYPE_EXPR.
4173 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4174 * tree-ssa-operands.c (get_expr_operands): Likewise.
4175 * tree-ssa-structalias.c (struct variable_info): Remove
4176 no_tbaa_pruning member.
4177 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
4178 (unify_nodes): Do not copy it.
4179 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
4180 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
4181 (set_uids_in_ptset): Do not check it.
4182 (find_what_var_points_to): Likewise.
4183 (compute_tbaa_pruning): Remove.
4184 (compute_points_to_sets): Do not call it.
4185 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
4186 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
4187 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
4188 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
4189 (DECL_NO_TBAA_P): Likewise.
4190 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
4191 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
4192 (expand_omp_atomic_pipeline): Do not set it.
4193 * print-tree.c (print_node): Do not dump it.
4194 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4197 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
4200 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
4203 2009-05-22 Mark Mitchell <mark@codesourcery.com>
4205 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
4208 2009-05-22 Ben Elliston <bje@au.ibm.com>
4210 * Makefile.in (bversion.h, s-bversion): New targets.
4211 (TOPLEV_H): Add bversion.h.
4212 * toplev.h: Include "bversion.h".
4213 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
4214 the __format__ attribute only if compiling with the same version
4215 of GCC as the sources (the "build version").
4217 2009-05-22 Ben Elliston <bje@au.ibm.com>
4219 * c-format.c (handle_format_attribute): Fix comment typo.
4221 2009-05-21 Steve Ellcey <sje@cup.hp.com>
4224 * config/ia64/ia64.opt (mfused-madd): New.
4225 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
4226 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
4227 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
4228 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
4229 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
4230 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
4231 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
4232 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
4233 instruction if !TARGET_FUSED_MADD.
4234 (fpma, fpms): Remove colon from name.
4236 2009-05-22 Richard Guenther <rguenther@suse.de>
4238 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
4239 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
4240 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
4242 (create_expression_by_pieces): Only convert if necessary.
4243 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
4244 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
4246 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
4248 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
4249 regular pattern from a template and rename it ...
4250 (*extzv_truncsi_exts): ... to this.
4252 2009-05-21 Richard Guenther <rguenther@suse.de>
4254 * cgraph.h (struct cgraph_node): Remove inline_decl member.
4255 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
4256 (cgraph_default_inline_p): Likewise.
4257 (cgraph_decide_inlining_incrementally): Likewise.
4259 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
4260 Uros Bizjak <ubizjak@gmail.com>
4262 * config/i386/cpuid.h (bit_MOVBE): New.
4264 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
4266 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
4267 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
4268 (ix86_handle_option): Handle OPT_mmovbe.
4269 (ix86_target_string): Add -mmovbe.
4270 (pta_flags): Add PTA_MOVBE.
4271 (processor_alias_table): Add PTA_MOVBE to "atom".
4272 (override_options): Handle PTA_MOVBE.
4274 * config/i386/i386.h (TARGET_MOVBE): New.
4276 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
4277 (*bswapsi_movbe): New.
4278 (*bswapdi_movbe): Likewise.
4279 (bswapdi2): Renamed to ...
4281 (bswapdi2): New expander.
4283 * config/i386/i386.opt (mmovbe): New.
4285 * doc/invoke.texi: Document -mmovbe.
4287 2009-05-21 Taras Glek <tglek@mozilla.com>
4289 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
4290 * gcc-plugin.h (plugin_init): Updated signature.
4291 * gcc-plugin.h (plugin_name_args): Moved to this header.
4292 * doc/plugins.texi (plugin_init): Updated documention to reflect
4294 * doc/plugins.texi (plugin_name_args): Added to documention.
4296 2009-05-21 Mark Mitchell <mark@codesourcery.com>
4298 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
4299 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
4301 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
4303 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
4304 JUMP_TABLE_DATA_P predicates where applicable.
4305 * config/i386/predicates.md: Ditto.
4306 * config/i386/sse.md: Ditto.
4308 2009-05-21 Jakub Jelinek <jakub@redhat.com>
4310 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
4311 operand2 -128 override length_immediate attribute to 1.
4312 * config/i386/predicates.md (constm128_operand): New predicate.
4314 * config/i386/i386.c (memory_address_length): Handle %r12
4315 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
4317 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
4318 mode look through optional ZERO_EXTEND and SUBREG.
4319 * config/i386/i386.md (R12_REG): New define_constant.
4320 (prefix_data16): For sse unit set also for MODE_TI insns.
4321 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
4322 insns set if operand 1 is ext_QIreg_operand.
4323 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
4324 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
4326 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
4327 mode from MODE_DI to MODE_SI.
4328 (movdi_1_rex64): Override modrm and length_immediate attributes
4329 only for movabs (TYPE_IMOV, alternative 2).
4330 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
4331 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
4332 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
4333 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
4334 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
4335 prefix_rex attribute if DImode.
4336 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
4337 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
4338 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
4339 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
4340 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
4341 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
4342 Likewise. For TYPE_IMOV clear length_immediate attribute.
4343 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
4344 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
4345 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
4346 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
4347 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
4348 or one operand TYPE_ISHIFT.
4349 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
4350 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
4351 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
4352 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
4353 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
4354 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
4355 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
4356 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
4357 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
4358 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
4359 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
4360 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
4361 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
4362 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
4363 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
4364 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
4365 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
4366 set mode attribute, don't override length attribute.
4367 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
4369 (return_internal_long): Set length attribute to 2 instead of 1.
4370 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
4371 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
4372 prefix_rex attribute.
4373 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
4375 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
4377 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4379 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
4381 2009-05-20 Ian Lance Taylor <iant@google.com>
4383 * tree.c (build_tree_list_vec_stat): New function.
4384 (ctor_to_vec): New function.
4385 (build_nt_call_vec): New function.
4386 (build_call_array): Change args to be a const pointer.
4387 (build_call_vec): New function.
4388 * tree.h (build_nt_call_vec): Declare.
4389 (build_tree_list_vec_stat): Declare.
4390 (build_tree_list_vec): Define.
4391 (build_call_array): Update declaration.
4392 (build_call_vec): Declare.
4393 (ctor_to_vec): Declare.
4394 * c-common.c (tree_vector_cache): New static variable.
4395 (make_tree_vector): New function.
4396 (release_tree_vector): New function.
4397 (make_tree_vector_single): New function.
4398 (make_tree_vector_copy): New function.
4399 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
4400 (make_tree_vector_single, make_tree_vector_copy): Declare.
4401 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
4402 (c_parser_expr_list): Don't manage cache here, instead call
4404 (c_parser_release_expr_list): Remove static function.
4405 (c_parser_vec_to_tree_list): Remove static function.
4406 (c_parser_attributes): Call build_tree_list_vec instead of
4407 c_parser_vec_to_tree_list. Call release_tree_vector instead of
4408 c_parser_release_expr_list.
4409 (c_parser_postfix_expression_after_primary): Likewise.
4410 (c_parser_objc_keywordexpr): Likewise.
4412 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
4414 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
4415 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
4416 TARGET_CONVERT_TO_TYPE.
4417 * hooks.c (hook_tree_const_tree_null): Define.
4418 * hooks.h (hook_tree_const_tree_null): Declare.
4419 * target.h (struct gcc_target): Add invalid_parameter_type,
4420 invalid_return_type, promoted_type, and convert_to_type fields.
4421 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
4422 (TARGET_INVALID_RETURN_TYPE): Define.
4423 (TARGET_PROMOTED_TYPE): Define.
4424 (TARGET_CONVERT_TO_TYPE): Define.
4425 (TARGET_INITIALIZER): Update for new fields.
4426 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
4427 (grokparms): Check targetm.invalid_parameter_type.
4428 * c-typeck.c (default_conversion): Check targetm.promoted_type.
4429 * c-convert.c (convert): Check targetm.convert_to_type.
4431 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
4433 * config/mips/mips.md (*extenddi_truncate<mode>,
4434 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
4436 (*extendhi_truncateqi): New define_insn_and_sptit.
4438 2009-05-20 Jakub Jelinek <jakub@redhat.com>
4441 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
4442 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
4444 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
4446 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
4447 the operand of VIEW_CONVERT_EXPR.
4449 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
4451 * config/i386/driver-i386.c (host_detect_local_cpu): Check
4452 extended family and model for Intel processors. Support Intel Atom.
4454 2009-05-20 Olivier Hainque <hainque@adacore.com>
4456 * gstab.h (stab_code_type): Define, to be used instead of the
4457 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
4459 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
4460 occurrences by stab_code_type.
4461 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
4463 2009-05-20 Martin Jambor <mjambor@suse.cz>
4465 * tree-flow.h (insert_edge_copies_seq): Undeclare.
4466 (sra_insert_before): Likewise.
4467 (sra_insert_after): Likewise.
4468 (sra_init_cache): Likewise.
4469 (sra_type_can_be_decomposed_p): Likewise.
4470 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
4471 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
4472 (sra_insert_before): Likewise.
4473 (sra_insert_after): Likewise.
4474 (sra_init_cache): Likewise.
4475 (insert_edge_copies_seq): Made static and moved upwards.
4477 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
4480 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
4482 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
4483 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
4486 2009-05-20 Richard Guenther <rguenther@suse.de>
4488 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
4489 with mismatched comparison modes.
4491 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4493 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
4494 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
4495 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
4496 with shifts for Thumb2.
4497 (orsi_notsi): New for orn.
4498 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
4499 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
4500 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
4501 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
4502 Don't invert remainder for IOR.
4504 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
4506 PR tree-optimization/40087
4507 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
4508 number_of_iterations_ne): Rename never_infinite argument.
4509 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
4510 number_of_iterations_le): Handle pointer-type ivs when
4511 exit_must_be_taken is false.
4512 (number_of_iterations_cond): Do not always assume that
4513 exit_must_be_taken if the control variable is a pointer.
4515 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4517 * c-typeck.c (build_binary_op): Allow % on integal vectors.
4518 * doc/extend.texi (Vector Extension): Document that % is allowed too.
4520 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
4522 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
4523 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
4525 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4528 * c.opt (Wlogical-op): Disabled by default.
4529 * c-opt (c_common_post_options): Do not enable Wlogical-op with
4531 * doc/invoke.texi (Wlogical-op): Likewise.
4533 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
4535 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
4537 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
4538 Propagate the type of the first operand.
4539 <ASSERT_EXPR>: Simplify.
4540 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
4541 Rewrite using the RHS code as discriminant.
4542 <NOP_EXPR>: Turn into CASE_CONVERT.
4543 <PLUS_EXPR>: Propagate the type of the first operand.
4545 2009-05-19 Steve Ellcey <sje@cup.hp.com>
4547 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
4548 (ia64_dconst_0_375): New.
4549 * config/ia64/ia64.c (ia64_override_options): Remove
4550 -minline-sqrt-min-latency warning.
4551 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
4552 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
4553 * config/ia64/ia64.md (*sqrt_approx): Remove.
4554 (sqrtsf2): Remove #if 0.
4555 (sqrtsf2_internal_thr): Rewrite and move to div.md.
4556 (sqrtdf): Remove assert.
4557 (sqrtdf2_internal_thr): Rewrite and move to div.md.
4558 (sqrtxf2): Remove #if 0.
4559 (sqrtxf2_internal_thr): Rewrite and move to div.md.
4560 * div.md (sqrt_approx_rf): New.
4561 (sqrtsf2_internal_thr): New implementation.
4562 (sqrtsf2_internal_lat): New.
4563 (sqrtdf2_internal_thr: New implementation.
4564 (sqrtxf2_internal): New implementation.
4566 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
4567 Hans-Peter Nilsson <hp@axis.com>
4569 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
4570 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
4571 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
4572 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
4573 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
4574 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
4575 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
4576 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
4577 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
4578 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
4579 * c-common.c: ...from here.
4581 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4583 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
4585 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4587 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
4589 2009-05-19 Ben Elliston <bje@au.ibm.com>
4591 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
4592 assignments with memcpy calls.
4593 (add_fdes): Likewise.
4594 (binary_search_unencoded_fdes): Likewise.
4595 (linear_search_fdes): Eliminate type puns.
4597 2009-05-19 Richard Guenther <rguenther@suse.de>
4599 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
4600 not falsely claim to have propagated into all uses.
4602 2009-05-19 Ben Elliston <bje@au.ibm.com>
4604 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
4607 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
4609 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
4610 * config/sh/sh.c (sh_legitimate_address_p): Make static.
4611 (TARGET_LEGITIMATE_ADDRESS_P): New.
4612 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4613 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
4615 2009-05-18 Dodji Seketeli <dodji@redhat.com>
4618 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
4619 child of the containing namespace's DIE.
4621 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
4623 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
4624 *zero_extendhi_truncqi): Move after the zero_extend patterns.
4625 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
4628 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
4631 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
4632 gen_align with gen_pad.
4633 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
4634 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
4636 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
4637 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
4639 * config/i386/i386.md (align): Renamed to ...
4640 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
4641 ASM_OUTPUT_MAX_SKIP_PAD.
4643 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
4645 * config.gcc: Fix variable syntax.
4648 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
4649 before calling exact_log2.
4650 (output_iorsi3): Likewise.
4651 (output_xorsi3): Likewise.
4653 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
4655 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
4656 for the none zero constant operand except for EQ and NE
4657 comprisons even when the first operand is R0.
4659 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
4661 * config/s390/2064.md: Remove trailing whitespaces.
4662 * config/s390/2084.md: Likewise.
4663 * config/s390/constraints.md: Likewise.
4664 * config/s390/fixdfdi.h: Likewise.
4665 * config/s390/libgcc-glibc.ver: Likewise.
4666 * config/s390/s390-modes.def: Likewise.
4667 * config/s390/s390-protos.h: Likewise.
4668 * config/s390/s390.c: Likewise.
4669 * config/s390/s390.h: Likewise.
4670 * config/s390/s390.md: Likewise.
4671 * config/s390/tpf-unwind.h: Likewise.
4673 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4675 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
4677 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4680 * configure.ac (m68k-*-*): Check if binutils support TLS.
4681 * configure: Regenerate.
4682 * config/m68k/predicates.md (symbolic_operand): Extend comment.
4683 * config/m68k/constraints.md (Cu): New constraint.
4684 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
4685 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
4686 (movsi): Handle TLS symbols.
4687 (addsi3_5200): Handle XTLS symbols, indent.
4688 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
4689 (m68k_tls_reference_p): Declare.
4690 (m68k_legitimize_address): Declare.
4691 (m68k_unwrap_symbol): Declare.
4692 * config/m68k/m68k.opt (mxtls): New option.
4693 * config/m68k/m68k.c (ggc.h): Include.
4694 (m68k_output_dwarf_dtprel): Implement hook.
4695 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
4696 (m68k_expand_prologue): Load GOT pointer when function needs it.
4697 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
4698 (m68k_legitimate_constant_address_p): Same.
4699 (m68k_decompose_address): Handle TLS references.
4700 (m68k_get_gp): New static function.
4701 (enum m68k_reloc): New contants.
4702 (TLS_RELOC_P): New macro.
4703 (m68k_wrap_symbol): New static function.
4704 (m68k_unwrap_symbol): New function.
4705 (m68k_final_prescan_insn_1): New static function.
4706 (m68k_final_prescan_insn): New function.
4707 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
4709 (legitimize_pic_address): Handle TLS references..
4710 (m68k_tls_get_addr, m68k_get_tls_get_addr)
4711 (m68k_libcall_value_in_a0_p)
4712 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
4713 (m68k_call_m68k_read_tp): Helper variables and functions for ...
4714 (m68k_legitimize_tls_address): Handle TLS references.
4715 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
4717 (m68k_legitimize_address): Handle TLS symbols.
4718 (m68k_get_reloc_decoration): New static function.
4719 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
4721 (m68k_output_dwarf_dtprel): Implement hook.
4722 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
4723 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
4724 m68k_call_* routines.
4725 (sched_attr_op_type): Handle TLS symbols.
4726 (gt-m68k.h): Include.
4727 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
4728 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
4730 2009-05-18 Martin Jambor <mjambor@suse.cz>
4732 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
4733 (visit_store_addr_for_mod_analysis): New function.
4734 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
4735 (determine_cst_member_ptr): Use gimple_assign_single_p.
4736 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
4737 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
4738 operands. Don't check number of operands of a NOP_EXPR.
4740 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
4742 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
4744 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
4747 * c-common.c (warn_logical_operator): Don't warn if one of
4748 expression isn't always true or false.
4750 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
4752 * config/i386/biarch32.h: New file.
4753 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
4755 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
4757 * config/mips/mips.md (*zero_extend<mode>_trunchi,
4758 *zero_extend<mode>_truncqi): Merge these into ...
4759 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
4760 Name the pattern following this as *zero_extendhi_truncqi.
4762 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
4765 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
4766 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
4767 (output_info): Make field HOST_WIDEST_INT.
4768 (print_statistics): Use HOST_WIDEST_INT_PRINT.
4769 (dump_bitmat_statistics): Same.
4771 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
4773 * config.gcc (use_gcc_stdint): Set to wrap.
4774 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
4775 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
4776 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4777 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4778 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4779 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4780 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4781 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4783 2009-05-16 Joseph Myers <joseph@codesourcery.com>
4785 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
4787 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
4788 Move definitions earlier.
4789 (OPT_ARCH64, OPT_ARCH32): Define.
4790 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
4793 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
4796 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
4799 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
4801 * arm.md (movdi2): Copy non-reg values to DImode registers.
4803 2009-05-16 Jakub Jelinek <jakub@redhat.com>
4806 * final.c (label_to_max_skip): New function.
4807 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
4808 CODE_LABEL_NUMBER <= max_labelno.
4809 * output.h (label_to_max_skip): New prototype.
4810 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
4811 (ix86_avoid_jump_mispredicts): ... this. Don't define if
4812 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
4813 Handle CODE_LABELs with >= 16 byte alignment or with
4814 max_skip == (1 << align) - 1.
4815 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
4816 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
4819 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
4820 .p2align 3 if MAX_SKIP is smaller than 7.
4821 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
4823 2009-05-15 Ian Lance Taylor <iant@google.com>
4825 * alias.c (struct alias_set_entry_d): Rename from struct
4826 alias_set_entry. Change all uses.
4827 * except.c (struct call_site_record_d): Rename from struct
4828 call_site_record. Change all uses.
4829 * except.h (struct eh_region_d): Rename from struct eh_region.
4831 * gcse.c (struct hash_table_d): Rename from struct hash_table.
4833 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
4834 ivtype_map_elt. Change all uses.
4835 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
4837 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
4838 * graphite.h (struct name_tree_d): Rename from struct name_tree.
4840 (struct sese_d): Rename from struct sese. Change all uses.
4841 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
4842 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
4843 * optabs.h (struct optab_d): Rename from struct optab. Change all
4845 (struct convert_optab_d): Rename from struct convert_optab.
4847 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
4848 ipa_opt_pass. Change all uses.
4849 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
4852 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
4853 defined as a typedef.
4854 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
4857 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
4860 * fold-const.c (make_range,build_range_check,merge_ranges): Move
4862 (merge_ranges): Returns bool.
4863 * tree.h (make_range): .. to here.
4864 (build_range_check): Likewise.
4865 (merge_ranges): Likewise. Renamed from merge_ranges.
4866 * c-typeck.c (parser_build_binary_op): Update calls to
4867 warn_logical_operator.
4868 * c-common.c (warn_logical_operator): Add new warning.
4869 * c-common.h (warn_logical_operator): Update declaration.
4871 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
4873 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
4875 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4877 * doc/install.texi: Document MPC requirements, flags etc.
4879 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
4880 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
4881 Evaluate constant arguments.
4882 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
4883 (fold_builtin_1): Likewise, also evaluate constant arguments.
4884 Remove superfluous break.
4885 (do_mpc_ckconv): New.
4886 * real.h: Include mpc.h.
4887 * toplev.c (print_version): Output MPC version info if available.
4889 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
4891 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
4893 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
4895 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
4898 2009-05-15 Jan Hubicka <jh@suse.cz>
4900 * doc/invoke.texi (max-early-inliner-iterations): New flag.
4901 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
4902 (try_inline): Fix return value.
4903 (cgraph_decide_inlining_incrementally): Honor new value.
4904 (cgraph_early_inlining): Handle indirect inlining.
4905 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
4907 2009-05-15 Jan Hubicka <jh@suse.cz>
4909 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
4910 * cgraphunit.c (cgraph_finalize_function): Set it.
4911 (cgraph_expand_function): Use it.
4913 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
4915 * real.c (encode_ieee_half): Define.
4916 (decode_ieee_half): Define.
4917 (ieee_half_format): Define.
4918 (arm_half_format): Define.
4919 * real.h (ieee_half_format): Declare.
4920 (arm_half_format): Declare.
4922 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
4924 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
4925 swapped, and reversed optabs exist before trying to use them.
4927 2009-05-15 Paul Brook <paul@codesourcery.com>
4928 Sandra Loosemore <sandra@codesourcery.com>
4930 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
4931 loads. Allow PRE_DEC.
4932 (output_move_neon): Handle PRE_DEC.
4933 (arm_print_operand): Add 'A' for neon structure loads.
4934 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
4935 * config/arm/neon.md (neon_mov): Update comment.
4936 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
4938 (Um): New constraint.
4940 2009-05-15 Jan Hubicka <jh@suse.cz>
4942 Revert the following patch until testsuite fallout is fixed:
4943 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
4944 * cgraph.h (struct inline_summary): New filed self_wize,
4945 size_inlining_benefit, self_time and time_inlining_benefit.
4946 (struct cgraph_global_info): Replace insns by time ans size fields.
4947 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
4948 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
4949 (ipcp_update_callgraph): Do not touch function bodies.
4950 * ipa-inline.c: Include except.h
4951 (MAX_TIME): New constant.
4952 (overall_insns): Remove
4953 (overall_size, max_benefit): New static variables.
4954 (cgraph_estimate_time_after_inlining): New function.
4955 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
4956 (cgraph_clone_inlined_nodes): Update size.
4957 (cgraph_mark_inline_edge): Update size.
4958 (cgraph_estimate_growth): Use size info.
4959 (cgraph_check_inline_limits): Check size.
4960 (cgraph_default_inline_p): Likewise.
4961 (cgraph_edge_badness): Compute badness based on benefit and size cost.
4962 (cgraph_decide_recursive_inlining): Check size.
4963 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
4965 (cgraph_decide_inlining): Likewise.
4966 (cgraph_decide_inlining_incrementally): Likewise; honor
4967 PARAM_EARLY_INLINING_INSNS.
4968 (likely_eliminated_by_inlining_p): New predicate.
4969 (estimate_function_body_sizes): New function.
4970 (compute_inline_parameters): Use it.
4971 * except.c (must_not_throw_labels): New function.
4972 * except.h (must_not_throw_labels): Declare.
4973 * tree-inline.c (init_inline_once): Kill inlining_weigths
4974 * tree-ssa-structalias.c: Avoid uninitialized warning.
4975 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
4976 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
4977 (PARAM_INLINE_CALL_COST): Remove.
4978 (PARAM_EARLY_INLINING_INSNS): New.
4980 2009-05-15 Richard Guenther <rguenther@suse.de>
4982 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
4983 not TODO_update_ssa.
4985 2009-05-15 Richard Guenther <rguenther@suse.de>
4987 PR tree-optimization/39999
4988 * gimple.h (gimple_expr_type): Use the expression type looking
4989 through useless conversions.
4990 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
4991 (vn_nary_op_insert_stmt): Likewise.
4992 (simplify_binary_expression): Likewise.
4994 2009-05-15 Richard Guenther <rguenther@suse.de>
4996 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
4997 New options, enabled by default.
4998 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
5000 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
5001 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
5002 * tree-ssa-structalias.c (gate_tree_pta): New function.
5003 (pass_build_alias): Use it.
5005 2009-05-15 Joseph Myers <joseph@codesourcery.com>
5007 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
5008 recurse on an invariant address if a conversion from a pointer
5009 type to a wider integer type is involved.
5011 2009-05-15 Jan Hubicka <jh@suse.cz>
5013 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5014 * cgraph.h (struct inline_summary): New filed self_wize,
5015 size_inlining_benefit, self_time and time_inlining_benefit.
5016 (struct cgraph_global_info): Replace insns by time ans size fields.
5017 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5018 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5019 (ipcp_update_callgraph): Do not touch function bodies.
5020 * ipa-inline.c: Include except.h
5021 (MAX_TIME): New constant.
5022 (overall_insns): Remove
5023 (overall_size, max_benefit): New static variables.
5024 (cgraph_estimate_time_after_inlining): New function.
5025 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5026 (cgraph_clone_inlined_nodes): Update size.
5027 (cgraph_mark_inline_edge): Update size.
5028 (cgraph_estimate_growth): Use size info.
5029 (cgraph_check_inline_limits): Check size.
5030 (cgraph_default_inline_p): Likewise.
5031 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5032 (cgraph_decide_recursive_inlining): Check size.
5033 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5035 (cgraph_decide_inlining): Likewise.
5036 (cgraph_decide_inlining_incrementally): Likewise; honor
5037 PARAM_EARLY_INLINING_INSNS.
5038 (likely_eliminated_by_inlining_p): New predicate.
5039 (estimate_function_body_sizes): New function.
5040 (compute_inline_parameters): Use it.
5041 * except.c (must_not_throw_labels): New function.
5042 * except.h (must_not_throw_labels): Declare.
5043 * tree-inline.c (init_inline_once): Kill inlining_weigths
5044 * tree-ssa-structalias.c: Avoid uninitialized warning.
5045 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5046 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5047 (PARAM_INLINE_CALL_COST): Remove.
5048 (PARAM_EARLY_INLINING_INSNS): New.
5049 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
5050 (inline-call-cost): Remove.
5051 (early-inlining-insns): New.
5053 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
5055 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
5057 (print_int_cst_bounds_in_octal_p): Likewise.
5058 (dbxout_type): Adjust calls to above functions. Be prepared to deal
5060 * dwarf2out.c (base_type_die): Likewise.
5061 (is_subrange_type): Delete.
5062 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
5063 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
5064 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
5065 if the destination type is boolean.
5066 (build_range_check): Do not special-case subtypes.
5067 (fold_sign_changed_comparison): Likewise.
5068 (fold_unary): Likewise.
5069 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
5070 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
5071 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
5072 * tree.c (subrange_type_for_debug_p): New predicate based on the
5073 former is_subrange_type.
5074 * tree.h (subrange_type_for_debug_p): Declare.
5075 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
5076 (convert_affine_scev): Remove call to above function.
5077 (chrec_convert_aggressive): Likewise.
5078 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
5079 false for conversions involving subtypes.
5080 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
5081 (vrp_val_min): Likewise.
5082 (needs_overflow_infinity): Likewise.
5083 (extract_range_from_unary_expr): Likewise.
5085 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
5087 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
5088 * config/frv/frv.c: Likewise.
5089 * config/s390/s390.c: Likewise.
5090 * config/sparc/sparc.h: Likewise.
5091 * config/i386/i386.h: Likewise.
5092 * config/i386/i386.c: Likewise.
5093 * config/crx/crx.c: Likewise.
5094 * config/m68hc11/m68hc11.h: Likewise.
5095 * config/iq2000/iq2000.c: Likewise.
5096 * config/mn10300/mn10300.h: Likewise.
5097 * config/mn10300/mn10300.c: Likewise.
5098 * config/m68k/m68k.c: Likewise.
5099 * config/rs6000/rs6000.c: Likewise.
5100 * config/rs6000/xcoff.h: Likewise.
5101 * config/rs6000/linux64.h: Likewise.
5102 * config/rs6000/sysv4.h: Likewise.
5103 * config/score/score3.c: Likewise.
5104 * config/score/score7.c: Likewise.
5105 * config/score/score.c: Likewise.
5106 * config/arm/arm.md: Likewise.
5107 * config/mips/mips.c: Likewise.
5108 * config/mips/mips.md: Likewise.
5109 * config/bfin/bfin.h: Likewise.
5110 * config/pa/pa.c: Likewise.
5111 * config/pa/constraints.md: Likewise.
5113 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
5114 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
5115 * config/pdp11/pdp11.h: Use memory_address_p instead.
5117 2009-05-14 Ian Lance Taylor <iant@google.com>
5119 * passes.c (finish_optimization_passes): Change i to int.
5120 * plugin.c (plugins_active_p): Change event to int.
5121 (dump_active_plugins): Likewise.
5122 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
5124 * tree.c (tree_range_check_failed): Change c to unsigned int.
5125 (omp_clause_range_check_failed): Likewise.
5126 (build_common_builtin_nodes): Change mode to int. Add cast.
5127 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
5128 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
5130 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
5131 ++ or -- with a variable of enum type.
5133 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
5136 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
5138 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
5140 * store-motion.c: Do not include params.h
5141 * Makefile.in: Fix dependencies for various files.
5143 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
5145 * auto-inc-dec.c: Fix pass description, remove apparent
5146 accidental duplication.
5148 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
5151 * ipa-utils.h (memory_identifier_string): Moved to ...
5152 * tree.h (memory_identifier_string): Here. Add GTY(()).
5154 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
5156 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
5157 in the former documentation of...
5158 (GO_IF_LEGITIMATE_ADDRESS): ... this.
5159 * ira-conflicts.c (get_dup_num): Use address_operand.
5160 * targhooks.c (default_legitimate_address_p): New.
5161 * targhooks.h (default_legitimate_address_p): New.
5162 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
5164 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
5165 * target.h (struct target): Add legitimate_address_p.
5166 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
5167 (TARGET_INITIALIZER): Include it.
5169 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5170 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
5171 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
5172 (TARGET_LEGITIMATE_ADDRESS_P): New.
5174 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5175 (REG_OK_STRICT_P): Delete.
5176 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
5177 (frv_legitimate_address_p_1): ... this.
5178 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
5179 (frv_legitimate_address_p_1): ... the renamed old
5180 frv_legitimate_address_p.
5181 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
5182 (TARGET_LEGITIMATE_ADDRESS_P): New.
5184 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5185 * config/s390/s390-protos.h (legitimate_address_p): Remove.
5186 * config/s390/s390.c (legitimate_address_p): Rename to...
5187 (s390_legitimate_address_p): ... this, make static.
5188 (legitimize_address): Adjust call.
5189 (TARGET_LEGITIMATE_ADDRESS_P): New.
5190 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
5192 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5193 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
5194 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
5195 (TARGET_LEGITIMATE_ADDRESS_P): New.
5197 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5198 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
5199 * config/spu/spu.c (spu_legitimate_address): Rename to...
5200 (spu_legitimate_address_p): ... this, make static.
5201 (TARGET_LEGITIMATE_ADDRESS_P): New.
5203 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5204 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
5205 * config/sparc/sparc.c (legitimate_address_p): Rename to...
5206 (sparc_legitimate_address_p): ... this, make static and return bool.
5207 (legitimize_address): Adjust call.
5208 (TARGET_LEGITIMATE_ADDRESS_P): New.
5210 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5211 * config/i386/i386-protos.h (legitimate_address_p): Remove.
5212 * config/i386/i386.c (legitimate_address_p): Rename to...
5213 (ix86_legitimate_address_p): ... this, make static.
5214 (constant_address_p): Move after it, adjust call.
5215 (TARGET_LEGITIMATE_ADDRESS_P): New.
5217 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5218 * config/avr/avr-protos.h (legitimate_address_p): Remove.
5219 * config/avr/avr.c (legitimate_address_p): Rename to...
5220 (avr_legitimate_address_p): ... this, make static.
5221 (legitimize_address): Adjust call.
5222 (TARGET_LEGITIMATE_ADDRESS_P): New.
5224 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5225 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
5226 * config/crx/crx.c (crx_legitimate_address_p): Make static.
5227 (TARGET_LEGITIMATE_ADDRESS_P): New.
5229 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5230 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
5231 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
5232 (TARGET_LEGITIMATE_ADDRESS_P): New.
5234 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5235 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
5237 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
5239 (TARGET_LEGITIMATE_ADDRESS_P): New.
5241 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5242 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
5244 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
5246 (m68hc11_legitimate_address_p): ... this, make static.
5247 (go_if_legitimate_address_internal): Rename to...
5248 (m68hc11_legitimate_address_p_1): ... this.
5249 (legitimize_address): Adjust call.
5250 (TARGET_LEGITIMATE_ADDRESS_P): New.
5252 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5253 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
5254 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
5255 (TARGET_LEGITIMATE_ADDRESS_P): New.
5257 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5258 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
5259 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
5260 (mn10300_legitimate_address_p): ... this, make static.
5261 (TARGET_LEGITIMATE_ADDRESS_P): New.
5263 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5264 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
5265 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
5266 (TARGET_LEGITIMATE_ADDRESS_P): New.
5268 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5269 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
5270 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
5271 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5272 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
5273 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
5274 (rs6000_legitimate_address_p): ... this, make static.
5275 (TARGET_LEGITIMATE_ADDRESS_P): New.
5276 (REG_MODE_OK_FOR_BASE_P): Delete.
5277 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
5279 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5280 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
5282 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
5283 static, adjust types.
5284 (TARGET_LEGITIMATE_ADDRESS_P): New.
5286 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5287 * config/score/score.c (score_address_p): Rename to...
5288 (score_legitimate_address_p): ... this.
5289 (TARGET_LEGITIMATE_ADDRESS_P): New.
5290 * config/score/score3.c (score3_address_p): Rename to...
5291 (score3_legitimate_address_p): ... this.
5292 * config/score/score7.c (score7_address_p): Rename to...
5293 (score7_legitimate_address_p): ... this.
5295 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
5296 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
5297 GO_IF_LEGITIMATE_ADDRESS): Delete.
5298 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
5299 thumb2_legitimate_address_p): Delete.
5300 (arm_legitimate_address_p): Rename to...
5301 (arm_legitimate_address_outer_p): ... this.
5302 * config/arm/constraints.md ("Uq"): Adjust call.
5303 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
5304 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
5306 (arm_legitimate_address_outer_p): ... this.
5307 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
5309 (TARGET_LEGITIMATE_ADDRESS_P): New.
5311 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5312 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
5313 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
5314 (TARGET_LEGITIMATE_ADDRESS_P): New.
5316 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5317 * config/vax/vax-protos.h (legitimate_address_p): Remove.
5318 * config/vax/vax.c (legitimate_address_p): Rename to...
5319 (vax_legitimate_address_p): ... this, make static.
5320 (TARGET_LEGITIMATE_ADDRESS_P): New.
5322 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5323 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
5324 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
5325 (TARGET_LEGITIMATE_ADDRESS_P): New.
5327 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5328 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
5329 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
5330 (mmix_legitimate_address_p): ... this, make static.
5331 (TARGET_LEGITIMATE_ADDRESS_P): New.
5333 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5334 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
5335 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
5336 (TARGET_LEGITIMATE_ADDRESS_P): New.
5338 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
5340 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
5341 of MODE_COMPLEX_INT.
5343 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5345 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
5346 LCT_NORMAL in function call.
5347 * mips-tdump.c (print_file_desc): Add cast to enum type.
5348 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
5349 (mark_stabs): Add casts to enum types.
5350 (parse_stabs_common): Add casts to enum types.
5352 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
5354 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
5355 Check for invalid values of LETTER.
5357 2009-05-13 Taras Glek <tglek@mozilla.com>
5359 * attribs.c (register_attribute): moved out attribute registration
5360 into register_attribute.
5361 * doc/plugins.texi: Documented register_attribute and
5363 * gcc-plugin.h: Added forward decl for register_attribute.
5364 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
5365 * plugin.c (register_callback, invoke_plugin_callbacks): Added
5366 PLUGIN_ATTRIBUTES boilerplate.
5368 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
5370 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
5371 values even in sentinel and empty entries.
5372 (ms_printf_flag_specs): Likewise.
5373 (ms_scanf_flag_specs): Likewise.
5374 (ms_strftime_flag_specs): Likewise.
5375 (ms_print_char_table): Likewise.
5376 (ms_scan_char_table): Likewise.
5377 (ms_time_char_table): Likewise.
5379 2009-05-13 Doug Kwan <dougkwan@google.com>
5381 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
5383 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
5385 * config/mips/mips.md (store): Add attributes for QI and HI.
5387 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
5388 (truncdi<mode>2): ... this new pattern.
5390 2009-05-13 Brad Hards <bradh@kde.org>
5392 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
5394 2009-05-14 Jakub Jelinek <jakub@redhat.com>
5395 Ben Elliston <bje@au.ibm.com>
5398 * dse.c (check_mem_read_rtx): Guard against width == -1.
5400 2009-05-13 Michael Matz <matz@suse.de>
5403 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
5404 (trivially_conflicts_p): New function.
5405 (insert_backedge_copies): Use it.
5407 2009-05-13 Janis Johnson <janis187@us.ibm.com>
5409 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
5410 (handle_stdc_pragma): Use new enum constant names.
5411 (handle_pragma_float_const_decimal64): Ditto.
5413 2009-05-13 Ian Lance Taylor <iant@google.com>
5415 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
5418 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
5420 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
5421 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
5423 * config/m68k/m68k.h (FL_UCLINUX): Define.
5425 2009-05-13 Jan Hubicka <jh@suse.cz>
5427 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
5429 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5431 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
5432 unless -fschedule-insns is specified.
5434 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5437 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
5438 TARGET_EXPAND_CBRANCHDI4.
5439 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
5440 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
5441 (cmpeqdi): Fix comment.
5443 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5445 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
5446 (sh_legitimate_address_p): Likewise.
5447 * config/sh/sh.c (sh_legitimate_index_p): New.
5448 (sh_legitimate_address_p): Likewise.
5449 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
5450 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
5451 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
5452 (MAYBE_BASE_REGISTER_RTX_P): New macro.
5453 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
5454 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
5455 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
5456 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
5457 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
5459 2009-05-12 Jan Hubicka <jh@suse.cz>
5461 * tree-inline.c (estimate_operator_cost): Add operands;
5462 when division happens by constant, it is cheap.
5463 (estimate_num_insns): Loads and stores are not having cost of 0;
5464 EH magic stuff is cheap; when computing runtime cost of switch,
5465 use log2 base of amount of its cases; builtin_expect has cost of 0;
5466 compute cost for moving return value of call.
5467 (init_inline_once): Initialize time_based flags.
5468 * tree-inline.h (eni_weights_d): Add time_based flag.
5470 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5472 * df-core.c: Update head documentation.
5474 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5477 * rs6000.c (rs6000_generate_compare): Use op1b instead of
5478 shadowing exisiting variable op1.
5480 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
5483 * config/i386/driver-i386.c (processor_signatures): New enum.
5484 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
5485 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
5486 processor signature to detect geode processor.
5488 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5492 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5494 * optabs.c (prepare_cmp_insn): Temporarily disable test that
5495 causes spurious differences between trunk and cond-optab branch.
5497 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5499 * dojump.c (compare_from_rtx): Delete.
5500 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
5501 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
5502 if the comparison does not satisfy the predicate; test predicates for
5503 operands 2 and 3 of a cstore pattern. Don't try cstore optab
5504 further if one existing pattern fails.
5505 * expr.h (compare_from_rtx): Delete.
5506 (prepare_operand): Declare it.
5507 * optabs.c: Change "lib call" to "libcall" throughout.
5508 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
5509 HAVE_conditional_trap, emit_cmp_insn): Delete.
5510 (can_compare_p): Delete cmp_optab case.
5511 (prepare_float_lib_cmp): Return an rtx and a machine mode.
5512 Accept other parameters by value.
5513 (prepare_operand): Make non-static.
5514 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
5515 other parameters by value. Try to widen operands here based on
5516 an optab_methods argument and looking at cbranch_optab.
5517 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
5518 loop. Use cbranch_optab directly.
5519 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
5520 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
5522 (emit_conditional_move, emit_conditional_add): Inline what's needed
5523 of compare_from_rtx, using new prepare_cmp_insn for the rest.
5524 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
5525 with COMPARE. Move cmov_optab and cstore_optab above
5526 with cbranch_optab, move cmp_optab down with ucmp_optab,
5527 remove tst_otpab. Do not initialize trap_rtx.
5528 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
5529 for trap code. Do not check HAVE_conditional_trap. Use
5530 prepare_cmp_insn. Accept no predicate for operand 3.
5531 * optabs.h (OTI_cmp): Mark as used only for libcalls.
5532 (OTI_ctrap, ctrap_optab): New.
5533 (tst_optab): Delete.
5534 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
5535 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
5536 with lookup of ctrap_optab.
5537 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
5541 * combine.c (combine_simplify_rtx, simplify_set): Do not
5542 special case comparing against zero for cc0 machines.
5543 * simplify-rtx.c (simplify_binary_operation_1): Never remove
5544 COMPARE on cc0 machines.
5545 (simplify_relational_operation): Return a new expression when
5546 a COMPARE could be removed.
5547 * final.c (final_scan_insn): Compare cc_status values
5548 against LHS of a (compare FOO (const_int 0)) cc0 source.
5549 Also check if cc_status.value is the full compare.
5551 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
5552 (cstoreMM4): Document.
5553 (conditional_trap): Document ctrapMM4 instead.
5554 (sync_compare_and_swapMM): Refer to cbranchcc4.
5555 (Dependent Patterns): Eliminate obsolete information referring to
5556 the old jump optimization phase.
5557 (Canonicalization): Include cbranchcc4 case, omit canonicalization
5558 of compares with 0 on cc0 machines.
5559 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
5560 avoiding references to cc0. Remove text about storing operands
5562 * doc/tm.texi (Condition Codes): Include blurb on different
5563 condition code representations, separate into subsections for
5564 CC0, MODE_CC and conditional execution.
5566 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
5567 alpha_emit_setcc): Accept operands and a machine mode.
5568 * config/alpha/alpha.c (alpha_emit_conditional_branch):
5569 Get code/op0/op1 from operands, use machine mode argument
5570 instead of alpha_compare.fp_p. Emit the branch here.
5571 (alpha_emit_setcc): Likewise, and return boolean.
5572 (alpha_emit_conditional_move): Likewise. Assert that
5573 cmp_op_mode == cmp_mode, and simplify accordingly.
5574 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
5575 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
5576 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
5578 (stack probe test): Use cbranchdi4.
5579 * config/alpha/predicates.md (alpha_cbranch_operator): New.
5581 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
5582 * config/arc/arc.h (movsicc, movsfcc): Use it.
5583 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
5584 (cbranchsi4, cstoresi4): New.
5585 (cmpsi, bCC and sCC expanders): Remove.
5587 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
5588 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
5589 * config/arm/predicates.md (arm_comparison_operator): Only include
5590 floating-point operators if there is a hardware floating-point unit.
5591 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
5592 deferring to cbranch_cc and cstore_cc respectively.
5593 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
5594 cbranch_cc, cstore_cc): New.
5595 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
5597 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
5599 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
5600 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
5602 (adjust_insn_length): Adjust calls.
5603 (avr_reorg): Handle (compare (foo) (const_int 0)).
5604 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
5605 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
5606 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
5607 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
5609 (cbranchqi4, cbranchhi4, cbranchsi4): New.
5610 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
5612 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
5613 (cbranchsi4, cstorebi4, cstoresi4): New.
5614 (movbisi): This insn is duplicate, split it to zero_extend.
5615 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
5616 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
5617 (bfin_optimize_loop): Use cbranch expander.
5618 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
5619 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
5620 (bfin_bimode_comparison_operator): ... this.
5621 (bfin_direct_comparison_operator): New.
5623 * config/cris/cris.c (cris_normal_notice_update_cc): Look
5624 inside (compare FOO (const_int 0)).
5625 (cris_rtx_costs): Handle ZERO_EXTRACT.
5626 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
5627 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
5628 (*tstdi_v32): Delete.
5629 (*cmpdi_non_v32): Add M alternative for operand 1.
5630 (cmpsi, cmp<mode>): Make private.
5631 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
5633 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
5635 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
5636 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
5637 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
5638 (cc_reg_operand): New.
5640 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
5641 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
5642 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
5643 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
5644 crx_expand_scond): Delete.
5646 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
5648 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
5649 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
5651 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
5652 cstoresi4, cstoresf4, cstoredf4): New.
5653 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
5654 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
5655 Receive the entire operands array.
5656 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
5657 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
5658 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
5659 Get test/op0/op1 from the operands array.
5660 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
5662 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
5663 (h8300_expand_store): New.
5664 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
5666 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
5667 (h8300_expand_store): New.
5668 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
5669 or do not try to produce (set (cc0) REG).
5670 (peepholes): Wrap arguments with COMPARE. Add a peephole to
5671 change a compare into a move to a scratch register. Disable some
5672 peepholes when comparing with zero.
5673 (tstsi, tsthi, tstsi, cmpqi): Make private.
5676 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
5679 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
5680 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
5681 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
5682 (ix86_emit_i387_log1p): Use cbranchxf2.
5683 (ix86_expand_setcc): Return void.
5684 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
5685 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
5686 cmp<MODEF>, cmpcc): Remove.
5687 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
5688 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
5689 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
5690 (sCC and bCC expanders): Remove.
5691 (stack_protect_test): Use cbranchcc4.
5693 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
5695 (ia64_expand_compare): Accept three rtx by reference and return void.
5696 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
5697 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
5698 from *expr. Update *expr with the BImode comparison to do.
5699 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
5700 cmptf, bCC, sCC, conditional_trap): Delete.
5701 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
5702 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
5703 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
5704 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
5705 * config/ia64/predicates.md (ia64_cbranch_operator): New.
5707 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
5708 type of last argument.
5709 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
5710 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
5711 use machine mode argument instead of branch_type. Remove dead
5712 code for floating-point comparisons.
5713 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
5714 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
5716 (cbranchsi4, cstoresi4): New.
5717 * config/iq2000/predicates.md (reg_or_const_operand): New.
5719 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
5720 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
5721 (b<code>_op): Rewrite to...
5722 (bcc_op): ... this, using match_operator.
5723 (s<code>_op): Rewrite to...
5724 (scc_op): ... this, using match_operator.
5725 (s<code>_24_op): Rewrite to...
5726 (scc_op_24): ... this, using match_operator.
5727 (s<code>_<mode>): Rewrite to...
5728 (cstore<mode>4): ... this, using match_operator.
5729 (s<code>_<mode>_24): Rewrite to...
5730 (cstore<mode>4_24): ... this, using match_operator.
5731 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
5732 m32c_unpend_compare, m32c_expand_scc): Delete.
5733 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
5734 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
5735 (m32c_expand_movcc): Change NE to EQ if necessary.
5736 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
5738 * config/m32r/m32r-protos.h (gen_cond_store): New.
5739 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
5740 (gen_cond_store): New, from sCC patterns.
5741 (m32r_expand_block_move): Use cbranchsi4.
5742 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
5743 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
5744 (cbranchsi4, cstoresi4): New.
5746 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
5748 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
5749 (m68hc11_notice_update_cc): Look into a compare with 0.
5750 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
5752 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
5753 cmphi, cmpqi, bCC): Delete.
5754 (cbranchsi4, cbranchhi4, cbranchqi4): New.
5755 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
5756 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
5759 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
5760 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
5761 * config/m68k/constraints.md (H): New.
5762 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
5763 the define_insn below.
5764 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
5765 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
5766 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
5767 patterns): Wrap RHS with COMPARE.
5768 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
5769 (*cmpdi_internal): Name this pattern.
5770 (cmpdi): Change to define_insn.
5771 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
5772 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
5773 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
5775 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
5776 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
5777 (conditional_trap): Change to...
5778 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
5779 (*conditional_trap): Use the ordered_comparison_operator and
5780 const1_operand predicates.
5781 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
5782 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
5783 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
5784 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
5786 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
5787 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
5788 (mcore_gen_compare): New.
5789 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
5790 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
5791 (mcore_gen_compare): ... this.
5792 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
5793 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
5794 (stack probe pattern): Use cbranchsi4.
5796 * config/mips/predicates.md (mips_cstore_operator): New.
5797 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
5798 * config/mips/mips.md (any_cond): Delete.
5799 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
5801 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
5802 fixuns_truncsfdi2): Use cbranch patterns.
5803 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
5804 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
5805 Adjust call to mips_expand_conditional_branch.
5806 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
5808 * config/mips/mips-protos.h (mips_expand_conditional_branch,
5809 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
5810 * config/mips/mips.c (cmp_operands): Delete.
5811 (mips_emit_compare): Get comparison operands from *op0/*op1.
5812 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
5813 that it succeeds. Use op0/op1 instead of cmp_operands.
5814 (mips_expand_conditional_branch, mips_expand_conditional_move,
5815 mips_expand_conditional_trap): Likewise.
5816 (mips_block_move_loop): Use cbranch patterns.
5817 * config/mips/mips.h (cmp_operands): Delete.
5819 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
5820 (mmix_gen_compare_reg): Just return a register in the right CC mode.
5821 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
5822 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
5823 (*cmpcc_folded): Rename to...
5824 (*cmpdi_folded): this.
5825 (*cmpcc): Rename to...
5827 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
5830 (cbranchdf4): New. Handle invalid comparisons here.
5831 * config/mmix/predicates.md (float_comparison_operator): New.
5833 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
5834 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
5835 * config/mn10300/mn10300.md (tst): Delete.
5836 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
5837 Name these patterns and wrap RHS in a compare.
5838 (*cmpsi): Make this pattern private. Include tst.
5839 (*cmpsf): Make this pattern private.
5840 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
5841 (compare with zero peepholes): Likewise.
5843 (cbranchsi4, cbranchsf4): New.
5844 (casesi): Use cbranchsi4.
5846 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
5847 hppa_branch_type): Delete.
5848 (return_addr_rtx): Use cbranchsi4.
5849 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
5850 Emit CCFPmode comparison here.
5851 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
5852 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
5853 hppa_branch_type): Delete.
5854 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
5855 (movsicc, movdicc): Remove references to hppa_compare_op0,
5856 hppa_compare_op1 and compare_from_rtx.
5857 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
5858 (casesi): Use cbranchsi4.
5860 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
5861 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
5862 * config/pdp11/pdp11.md (register_or_const0_operand): New.
5863 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
5864 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
5866 (cbranchdf4, cbranchhi4, cbranchqi4): New.
5867 (*branch, *branch_inverted): New.
5869 * config/picochip/picochip.md (cbranchhi4): Use
5870 ordered_comparison_operator.
5871 (cmphi, bCC): Remove.
5873 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
5874 (trap_comparison_operator): Delete.
5875 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
5876 rs6000_emit_cbranch): Accept mode and operands.
5877 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
5878 rs6000_compare_fp_p): Delete.
5879 (rs6000_generate_compare): Accept mode and comparison. Extract code
5880 and op0/op1 from there. Replace references to rs6000_compare_op0
5881 and rs6000_compare_op1.
5882 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
5883 extract result from passed operands.
5884 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
5885 extract loc from passed operands.
5886 (rs6000_emit_cmove): Likewise.
5887 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
5888 rs6000_compare_fp_p): Delete.
5889 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
5890 (cbranch<GPR>4, cbranch<FP>4): New.
5891 (cstore<mode>4): New. Consolidate here all choices about when to use
5892 portable or specialized sCC sequences.
5893 (stack_protect_test): Use cbranchsi4.
5894 (conditional_trap): Replace with ctrap<GPR>4.
5895 (conditional trap insn): Replace trap_comparison_operator with
5896 ordered_comparison_operator.
5898 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
5899 (s390_emit_prologue): Use ctrap.
5900 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
5901 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
5902 New predicates replacing...
5903 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
5904 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
5905 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
5906 (add<mode>cc): Do not use s390_compare_op0/op1.
5907 (s<code>): Change to...
5908 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
5910 (cstorecc4): ... this. Handle EQ or NE equally.
5911 (*sne): Un-privatize for use in cstorecc4.
5912 (b<code>): Change to...
5913 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
5914 (conditional_trap): Replace with...
5915 (ctrap<GPR>4, ctrap<FP>4): ... these.
5916 (stack_protect): Use cbranchcc4.
5918 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
5919 * config/score/score-protos.h (score_gen_cmp): Delete.
5920 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
5921 (score_block_move-loop): Use cbranchsi4.
5922 * config/score/score.md (cbranchsi4): New.
5923 (cmpsi, bCC): Delete.
5924 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
5925 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
5926 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
5927 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
5928 * config/score/score3.h (score3_gen_cmp): Delete.
5929 * config/score/score7.h (score7_gen_cmp): Delete.
5931 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
5932 (sh_emit_scc_to_t): ... this. Return void.
5933 (from_compare): Rename to...
5934 (sh_emit_compare_and_branch): ... this.
5935 (sh_emit_compare_and_set): New.
5936 (sh_expand_t_scc): Accept operands.
5937 * config/sh/predicates.md (sh_float_comparison_operator): New.
5938 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
5939 (prepare_scc_operands): Rename to...
5940 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
5942 (sh_emit_cheap_store_flag): New.
5943 (sh_emit_set_t_insn): New.
5944 (from_compare): Rename to...
5945 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
5946 handling of TARGET_SH2E floating point to avoid recursive call.
5947 Generate branch here.
5948 (sh_emit_compare_and_set): New.
5949 (sh_expand_t_scc): Get op0/op1 from arguments.
5950 (sh_emit_cheap_store_flag): New.
5951 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
5953 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
5954 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
5955 (movsicc, movdicc): Do nothing when it recreated operands from
5956 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
5957 prepare_scc_operands (now sh_emit_scc_to_t).
5958 (udivdi3): Use cstoresi4.
5959 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
5960 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
5961 (cbranchint4_media, cbranchfp4_media): New.
5962 (casesi): Use cbranchdi4.
5963 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
5965 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
5966 (movnegt): Remove second operand.
5967 (cbranchsf4, cbranchdf4): New.
5968 (stack_protect): Use cbranchdi4/cbranchsi4.
5970 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
5971 (gen_compare_reg): Accept comparison, extract part of it to...
5972 (gen_compare_reg_1): ... this.
5973 (gen_compare_operator): Delete.
5974 (gen_v9_scc): Accept separate destination, comparison code and arms.
5975 Do not use sparc_compare_op0/sparc_compare_op1.
5976 (emit_scc_insn, emit_conditional_branch_insn): New.
5977 (emit_v9_brxx): Make static. Remove useless assertion.
5978 (sparc_emit_float_lib_cmp): Return RTL instead of calling
5980 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
5981 * config/sparc/sparc-protos.h (gen_compare_reg,
5982 sparc_emit_float_lib_cmp): Adjust prototype.
5983 (emit_scc_insn, emit_conditional_branch_insn): New.
5984 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
5985 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
5986 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
5987 iterators to the top.
5988 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
5989 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
5990 snedi_special_trunc): Delete.
5991 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
5992 and snedi_special_trunc.
5993 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
5994 cbranchdi4, cbranch<F:mode>4): New.
5995 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
5996 here. Use gen_compare_reg instead of gen_compare_operator.
5997 (conditional_trap): Replace with...
5998 (ctrapsi4, ctrapdi4): ... this.
5999 (stack_protect_test): Use cbranchcc4.
6001 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
6003 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
6004 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
6005 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
6006 from operands[0] or operands[3] depending on is_set.
6007 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
6008 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
6009 cmpdf, bCC), sCC: Remove.
6010 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
6011 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
6013 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
6014 spu_emit_branch_or_set.
6016 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
6018 * config/stormy16/stormy16.h (xstormy16_compare_op0,
6019 xstormy16_compare_op1): Delete.
6020 * config/stormy16/stormy16.c (xstormy16_compare_op0,
6021 xstormy16_compare_op1): Delete.
6022 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
6024 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
6025 (cmphi, cmpsi, bCC): Remove.
6027 * config/v850/v850.md (tstsi, cmpsi): Fold into...
6028 (*cmpsi): ... this one.
6029 (cbranchsi4, cstoresi4): New.
6030 (bCC expanders): Delete.
6031 (sCC insns): Fold into...
6032 (*setcc): ... this one.
6033 (casesi): Do not use gen_cmpsi and gen_bgtu.
6034 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
6035 (movsicc): Simplify.
6036 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
6038 * config/vax/vax-protos.h (cond_name): New.
6039 (vax_output_conditional_branch): Remove.
6040 * config/vax/vax.c (cond_name): New.
6041 (vax_output_conditional_branch): Remove.
6042 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
6043 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
6044 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
6045 (bit<VAXint>): Wrap source with (compare).
6046 (b<code> and following unnamed pattern): Rename to *branch and
6047 *branch_reversed. Change macroization to match_operator.
6048 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
6050 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
6051 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
6052 Change last argument to machine_mode.
6053 (xtensa_expand_scc): Add machine_mode argument.
6054 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
6055 (gen_conditional_move, xtensa_expand_conditional_branch,
6056 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
6057 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
6058 Adjust operand numbers.
6059 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
6061 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
6062 (cmpsi, cmpsf, b<code>, s<code>): Delete.
6063 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
6065 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6067 * optabs.c (prepare_cmp_insn): Temporarily disable test that
6068 causes spurious differences between trunk and cond-optab branch.
6070 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
6073 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
6075 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
6077 * tree.c (iterative_hash_pointer): Delete.
6078 (iterative_hash_expr): Short-circuit handling of NULL pointer.
6079 Hash UIDs and versions of SSA names. Don't special-case built-in
6080 function declarations.
6082 2009-05-11 Ian Lance Taylor <iant@google.com>
6085 * graphite.c: Force -Wc++-compat to only be a warning before
6086 #including "cloog/cloog.h".
6088 2009-05-11 Martin Jambor <mjambor@suse.cz>
6090 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
6092 2009-05-11 Jan Hubicka <jh@suse.cz>
6094 * tree-ssa-loop-ivcanon.c: Include target.h
6095 (struct loop_size): new structure.
6096 (constant_after_peeling): New predicate.
6097 (tree_estimate_loop_size): New function.
6098 (estimated_unrolled_size): Rewrite for new estimates.
6099 (try_unroll_loop_completely): Use new estimates.
6100 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
6102 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6104 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
6105 libcpp interface change.
6106 (spu_macro_to_expand): Likewise.
6108 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
6110 PR tree-optimization/40026
6111 * gimplify.c (gimplify_init_constructor): Change initial conditional
6112 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
6113 optimize_compound_literals_in_ctor.
6115 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
6117 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
6119 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
6121 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
6123 * tree-vect-data-refs.c (vect_analyze_group_access): Use
6124 HOST_WIDE_INT for gap.
6126 2009-05-11 Ira Rosen <irar@il.ibm.com>
6128 PR tree-optimization/40074
6129 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
6130 account in group size and step comparison.
6132 2009-05-11 Richard Guenther <rguenther@suse.de>
6134 * passes.c (init_optimization_passes): Strip now incorrect comment.
6135 (execute_function_todo): Do not set PROP_alias.
6136 * tree-pass.h (PROP_alias): Remove.
6137 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
6138 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
6139 * tree-nrv.c (pass_return_slot): Likewise.
6140 * tree-object-size.c (pass_object_sizes): Likewise.
6141 * tree-ssa-dom.c (pass_dominator): Likewise.
6142 (pass_phi_only_cprop): Likewise.
6143 * tree-ssa-dse.c (pass_dse): Likewise.
6144 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
6145 (pass_cselim): Likewise.
6146 * tree-ssa-pre.c (pass_pre): Likewise.
6147 (pass_fre): Likewise.
6148 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
6149 * tree-ssa-sink.c (pass_sink_code): Likewise.
6150 * tree-stdarg.c (pass_stdarg): Likewise.
6151 * tree-tailcall.c (pass_tail_calls): Likewise.
6152 * tree-vrp.c (pass_vrp): Likewise.
6154 2009-05-10 Ian Lance Taylor <iant@google.com>
6156 * basic-block.h (enum profile_status): Break out of struct
6158 * cgraph.h (struct inline_summary): Break out of struct
6160 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
6161 of struct cgraph_order_sort.
6162 * combine.c (enum undo_kind): New enum, broken out of struct undo.
6163 * cse.c (struct branch_path): Break out of struct
6164 cse_basic_block_data.
6165 * except.h (enum eh_region_type): Break out of struct eh_region.
6166 * gcc.c (enum add_del): Break out of struct modify_target.
6167 * genrecog.c (enum decision_type): Break out of struct decision_test.
6168 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
6170 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
6171 * regmove.c (enum match_use): New enum, broken out of struct match.
6172 * sched-int.h (enum post_call_group): New enum, broken out of
6174 (struct deps_reg): Break out of struct deps.
6175 * target.h (struct asm_int_op): Break out of struct gcc_target.
6176 * tree-eh.c (struct goto_queue_node): Break out of struct
6178 * tree-inline.h (enum copy_body_cge_which): Break out of
6180 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
6182 * c-decl.c (in_struct, struct_types): New static variables.
6183 (pushtag): Add loc parameter. Change all callers.
6184 (lookup_tag): Add ploc parameter. Change all callers.
6185 (check_compound_literal_type): New function.
6186 (parser_xref_tag): Add loc parameter. Change all callers. If
6187 -Wc++-compat, warn about struct/union/enum types defined within a
6189 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
6190 and loc parameters. Change all callers. Change error calls to
6191 error_at, using loc. For a redefinition, if the location of the
6192 original definition is known, report it. Set in_struct and
6193 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
6194 (finish_struct): Add new parameters enclosing_in_struct and
6195 enclosing_struct_types. Change all callers. Set
6196 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
6197 in the struct. If in a struct, add this struct to struct_types.
6198 (start_enum): Add loc parameter. Change all callers. Use
6199 error_at for errors, using loc. For a redefinition, if the
6200 location of the original definition is known, report it. If in a
6201 struct, add this enum type to struct_types. If -Wc++-compat warn
6202 if in sizeof, typeof, or alignof.
6203 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
6204 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
6205 (c_parser_enum_specifier): Get enum location for start_enum.
6206 (c_parser_struct_or_union_specifier): Get struct location for
6207 start_struct. Save in_struct and struct_types status between
6208 start_struct and finish_struct.
6209 (c_parser_cast_expression): Get location of cast.
6210 (c_parser_alignof_expression): Get location of type.
6211 (c_parser_postfix_expression): Likewise.
6212 (c_parser_postfix_expression_after_paren_type): Add type_loc
6213 parameter. Change all callers. Call check_compound_literal_type.
6214 Use type_loc for error about variable size type.
6215 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
6216 of an enum constant from an enum type defined in a struct or union.
6217 (c_cast_expr): Add loc parameter. Change all callers. If
6218 -Wc++-compat, warn about defining a type in a cast.
6219 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
6220 (start_enum, start_struct, finish_struct): Update declarations.
6221 (parser_xref_tag, c_cast_expr): Update declarations.
6222 (check_compound_literal_type): Declare.
6224 2009-05-11 Ben Elliston <bje@au.ibm.com>
6226 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
6227 for recent libcpp interface change.
6228 (rs6000_macro_to_expand): Likewise.
6230 2009-05-10 Michael Matz <matz@suse.de>
6233 * config/arm/arm.c (require_pic_register): Emit on entry edge,
6234 not at entry of function.
6236 2009-05-10 Richard Guenther <rguenther@suse.de>
6238 PR tree-optimization/40081
6240 * tree-sra.c (instantiate_element): Instantiate scalar replacements
6241 using the main variant of the element type. Do not fiddle with
6242 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
6244 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
6245 structs with volatile fields.
6247 2009-05-10 Jan Hubicka <jh@suse.cz>
6249 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
6250 (estimate_move_cost): Assert that it does not get called for
6252 (estimate_num_insns): Skip VOID types in argument handling.
6253 (optimize_inline_calls): Delete unreachable blocks and verify that
6256 2009-05-10 Jan Hubicka <jh@suse.cz>
6258 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
6259 * cgraph.c (cgraph_mark_address_taken_node): New function.
6260 (dump_cgraph_node): Dump new flag.
6261 * cgraph.h (struct cgraph_node): Add address_taken.
6262 (cgraph_mark_address_taken_node): New function.
6263 * ipa.c (cgraph_postorder): Prioritize functions with address taken
6264 since new direct calls can be born.
6266 2009-05-10 Joseph Myers <joseph@codesourcery.com>
6268 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
6271 2009-05-10 Jan Hubicka <jh@suse.cz>
6274 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
6276 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
6277 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
6278 * tree-inline.c (copy_bb): Set frequency correctly.
6279 (fold_marked_statements): Update call to
6280 cgraph_update_edges_for_call_stmt.
6282 2009-05-10 Joseph Myers <joseph@codesourcery.com>
6284 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
6285 identifiers in diagnostics.
6286 * config/arm/arm.c (arm_handle_fndecl_attribute,
6287 arm_handle_isr_attribute): Likewise.
6288 * config/avr/avr.c (avr_handle_progmem_attribute,
6289 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
6290 * config/bfin/bfin.c (handle_int_attribute,
6291 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
6292 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
6293 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
6295 * config/darwin.c (darwin_handle_kext_attribute,
6296 darwin_handle_weak_import_attribute): Likewise.
6297 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
6298 h8300_handle_eightbit_data_attribute,
6299 h8300_handle_tiny_data_attribute): Likewise.
6300 * config/i386/i386.c (ix86_handle_cconv_attribute,
6301 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
6302 * config/i386/winnt.c (ix86_handle_shared_attribute,
6303 ix86_handle_selectany_attribute): Likewise.
6304 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
6305 * config/m32c/m32c.c (function_vector_handler): Likewise.
6306 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
6307 m68hc11_handle_fntype_attribute): Likewise.
6308 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
6309 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
6310 * config/mips/mips.c (mips_insert_attributes,
6311 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
6312 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
6313 rs6000_handle_struct_attribute): Likewise.
6314 * config/sh/sh.c (sh_insert_attributes,
6315 sh_handle_resbank_handler_attribute,
6316 sh_handle_interrupt_handler_attribute,
6317 sh2a_handle_function_vector_handler_attribute,
6318 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
6320 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
6321 * config/spu/spu.c (spu_handle_fndecl_attribute,
6322 spu_handle_vector_attribute): Likewise.
6323 * config/stormy16/stormy16.c
6324 (xstormy16_handle_interrupt_attribute): Likewise.
6325 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
6326 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
6328 2009-05-10 Joseph Myers <joseph@codesourcery.com>
6330 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
6331 (pp_translate_identifiers): New.
6332 (pp_identifier): Only conditionally translate identifier to locale
6334 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
6335 (pp_base_tree_identifier): Only conditionally translate identifier
6336 to locale character set.
6337 * c-pretty-print.c (M_): Define.
6338 (pp_c_type_specifier, pp_c_primary_expression): Mark English
6339 fragments for conditional translation with M_.
6340 * tree-pretty-print.c (maybe_init_pretty_print): Disable
6341 identifier translation.
6343 2009-05-10 Richard Guenther <rguenther@suse.de>
6345 PR tree-optimization/40081
6346 * tree-sra.c (instantiate_element): Instantiate scalar replacements
6347 using the main variant of the element type. Do not fiddle with
6348 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
6350 2009-05-09 Jan Hubicka <jh@suse.cz>
6353 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
6354 indirect calls; verify cgraph afterwards.
6356 2009-05-09 Jan Hubicka <jh@suse.cz>
6359 * ipa.c (update_inlined_to_pointer): New function.
6360 (cgraph_remove_unreachable_nodes): Use it.
6362 2009-05-09 Jan Hubicka <jh@suse.cz>
6364 * tree-eh.c (struct leh_state): Remove prev_try.
6365 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
6367 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
6368 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
6369 remove_eh_handler_and_replace, foreach_reachable_handler,
6370 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
6371 * except.h (struct eh_region): Remove eh_region_u_cleanup.
6372 (gen_eh_region_cleanup): Update prototype.
6374 2009-05-09 Jan Hubicka <jh@suse.cz>
6377 * except.c (copy_eh_region): Always set prev_try.
6378 (redirect_eh_edge_to_label): Find outer try.
6379 (foreach_reachable_handler): When looking for prev try
6380 handle case where previous try is not going to be taken.
6382 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6384 PR tree-optimization/40049
6385 * tree-vect-stmts.c (vectorizable_operation): If the machine has
6386 only vector/vector shifts, convert the type of the constant to the
6387 appropriate type to avoid building incorrect trees, which
6388 eventually have problems with garbage collection.
6390 2009-05-08 Joseph Myers <joseph@codesourcery.com>
6392 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
6393 -1 for complex floating-point types if honoring signed zeros.
6395 2009-05-08 Jan Hubicka <jh@suse.cz>
6397 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
6398 argument; handle correctly when profile is absent.
6399 (build_cgraph_edges): Update.
6400 (rebuild_cgraph_edges): Update.
6401 * cgraph.c: Do not include varray.h.
6402 (cgraph_set_call_stmt_including_clones): New function.
6403 (cgraph_create_edge_including_clones): Likewise
6404 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
6405 (cgraph_update_edges_for_call_stmt): Handle clones.
6406 (cgraph_remove_node): Handle clone tree.
6407 (cgraph_remove_node_and_inline_clones): New function.
6408 (dump_cgraph_node): Dump clone tree.
6409 (cgraph_clone_node): Handle clone tree.
6410 (clone_function_name): Bring here from tree-inline.c.
6411 (cgraph_create_virtual_clone): New function.
6412 * cgraph.h (ipa_replace_map): Move here from ipa.h.
6413 (cgraph_clone_info): New function.
6414 (strut cgraph_node): Add clone_info and new clone tree pointers.
6415 (cgraph_remove_node_and_inline_clones,
6416 cgraph_set_call_stmt_including_clones,
6417 cgraph_create_edge_including_clones,
6418 cgraph_create_virtual_clone): Declare.
6419 (cgraph_function_versioning): Use VEC argument.
6420 (compute_call_stmt_bb_frequency): Update prototype.
6421 (cgraph_materialize_all_clones): New function.
6422 * ipa-cp.c (ipcp_update_cloned_node): Remove.
6423 (ipcp_create_replace_map): Update to VECtors.
6424 (ipcp_update_callgraph): Use virtual clones.
6425 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
6426 (ipcp_update_profiling): Do not update local profiling.
6427 (ipcp_insert_stage): Use VECtors and virtual clones.
6428 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
6429 (clone_of_p): New function.
6430 (cgraph_preserve_function_body_p): Use clone tree.
6431 (cgraph_optimize): Materialize clones.
6432 (cgraph_function_versioning): Update for VECtors.
6433 (save_inline_function_body): Use clone tree.
6434 (cgraph_materialize_clone): New function.
6435 (cgraph_materialize_all_clones): Likewise.
6436 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
6437 * ipa.c: Include gimple.h.
6438 (cgraph_remove_unreachable_nodes): Use clone tree.
6439 * ipa-prop.c (ipa_note_param_call): Update call to
6440 compute_call_stmt_bb_frequencycall.
6441 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
6442 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
6443 (copy_bb): Handle updating of clone tree; add new edge when new call
6445 (expand_call_inline): Be strict about every call having edge.
6446 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
6447 (delete_unreachable_blocks_update_callgraph): New function.
6448 (tree_function_versioning): Use VECtors; always remove unreachable
6449 blocks and fold conditionals.
6450 * tree-inline.h: Do not include varray.h.
6451 (tree_function_versioning): Remove.
6452 * Makefile.in (GTFILES): Remove tree-inline.c
6453 * passes.c (do_per_function): Do only functions having body.
6454 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
6457 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
6458 Andrew Morrow <acm@google.com>
6461 * c-common.c (c_common_attribute_table): Permit deprecated
6462 attribute to take an optional argument.
6463 (handle_deprecated_attribute): If the optional argument to
6464 __attribute__((deprecated)) is not a string ignore the attribute
6467 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
6468 * c-typeck.c (build_component_ref): Likewise.
6469 (build_external_ref): Likewise.
6471 * toplev.c (warn_deprecated_use): Add an attribute argument.
6472 Emit the message associated with __attribute__((deprecated)).
6474 * toplev.h (warn_deprecated_use): Updated.
6476 * doc/extend.texi: Document new optional parameter to
6477 __attribute__((deprecated))
6479 2009-05-08 Michael Eager <eager@eagercon.com>
6481 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
6482 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
6484 2009-05-08 Richard Guenther <rguenther@suse.de>
6486 PR tree-optimization/40062
6487 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
6488 Avoid exponential behavior.
6490 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
6492 PR rtl-optimization/33928
6494 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
6495 process_uses, build_single_def_use_links): New.
6496 (update_df): Update use_def_ref.
6497 (forward_propagate_into): Use get_def_for_use instead of use-def
6499 (fwprop_init): Call build_single_def_use_links and let it initialize
6501 (fwprop_done): Free use_def_ref.
6502 (fwprop_addr): Eliminate duplicate call to df_set_flags.
6503 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
6504 df_rd_simulate_one_insn): New.
6505 (df_rd_bb_local_compute_process_def): Update head comment.
6506 (df_chain_create_bb): Use the new RD simulation functions.
6507 * df.h (df_rd_simulate_artificial_defs_at_top,
6508 df_rd_simulate_one_insn): New.
6509 * opts.c (decode_options): Enable fwprop at -O1.
6510 * doc/invoke.texi (-fforward-propagate): Document this.
6512 2009-05-08 Joseph Myers <joseph@codesourcery.com>
6515 * c-typeck.c (build_binary_op): Handle arithmetic between one real
6516 and one complex operand specially.
6517 * tree-complex.c (some_nonzerop): Do not identify a real value as
6518 zero if flag_signed_zeros.
6520 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
6522 PR rtl-optimization/33928
6523 * loop-invariant.c (record_use): Fix && vs. || mishap.
6525 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
6527 PR rtl-optimization/33928
6528 * loop-invariant.c (struct use): Add addr_use_p.
6529 (struct def): Add n_addr_uses.
6530 (struct invariant): Add cheap_address.
6531 (create_new_invariant): Set cheap_address.
6532 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
6533 (record_uses): Pass df_ref to record_use.
6534 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
6537 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6539 * config/sh/sh.c: Do not include c-pragma.h.
6541 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
6543 * config/spu/spu.c: Remove include of c-common.h.
6545 2009-05-07 Janis Johnson <janis187@us.ibm.com>
6548 * c-common.h (mark_valid_location_for_stdc_pragma,
6549 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
6550 clear_float_const_decimal64, float_const_decimal64_p): New.
6551 * c.opt (Wunsuffixed-float-constants): New.
6552 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
6553 unsuffixed float constant, handle new warning.
6554 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
6555 * c-decl.c (c_scope): New flag float_const_decimal64.
6556 (set_float_const_decimal64, clear_float_const_decimal64,
6557 float_const_decimal64_p): New.
6558 (push_scope): Set new flag.
6559 * c-parser.c (c_parser_translation_unit): Mark when it's valid
6560 to use STDC pragmas.
6561 (c_parser_external_declaration): Ditto.
6562 (c_parser_compound_statement_nostart): Ditto.
6563 * c-pragma.c (valid_location_for_stdc_pragma,
6564 mark_valid_location_for_stdc_pragma,
6565 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
6566 handle_pragma_float_const_decimal64): New.
6567 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
6568 * cp/semantics.c (valid_location_for_stdc_pragma_p,
6569 set_float_const_decimal64, clear_float_const_decimal64,
6570 float_const_decimal64_p): New dummy functions.
6571 * doc/extend.texi (Decimal Float): Remove statement that the
6572 pragma, and suffix for double constants, are not supported.
6573 * doc/invoke.texi (Warning Options): List new option.
6574 (-Wunsuffixed-float-constants): New.
6576 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
6578 * config/i386/i386.c: Do not include c-common.h.
6580 2009-05-07 Mark Heffernan <meheff@google.com>
6582 * doc/invoke.texi (Debugging Options): Document change of debugging
6584 * opts.c (decode_options): Make dump_base_name relative to
6585 aux_base_name directory.
6587 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6589 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
6590 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
6592 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
6594 * Makefile.in (install-plugin): Simplify a bit.
6596 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
6598 * Makefile.in (OBJS-common): Add regcprop.o.
6600 * timevar.def (TV_CPROP_REGISTERS): New.
6601 * regrename.c (regrename_optimize): Return 0.
6602 (rest_of_handle_regrename): Delete.
6603 (pass_rename_registers): Point to regrename_optimize.
6604 (struct value_data_entry, struct value_data,
6605 kill_value_one_regno, kill_value_regno, kill_value,
6606 set_value_regno, init_value_data, kill_clobbered_value,
6607 kill_set_value, kill_autoinc_value, copy_value,
6608 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
6609 replace_oldest_value_reg, replace_oldest_value_addr,
6610 replace_oldest_value_mem, copyprop_hardreg_forward_1,
6611 debug_value_data, validate_value_data): Move...
6612 * regcprop.c: ... here.
6613 (rest_of_handle_cprop): Delete.
6614 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
6616 2009-05-07 Jakub Jelinek <jakub@redhat.com>
6619 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
6620 GEN_INT for 1 << bitnum.
6621 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
6624 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
6626 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
6627 Remove wrong description of "nand" operation.
6629 2009-05-06 Richard Guenther <rguenther@suse.de>
6630 Adam Nemet <anemet@caviumnetworks.com>
6632 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
6633 comment. Add that if LHS is not a gimple register, then RHS1 has
6634 to be a single object (GIMPLE_SINGLE_RHS).
6636 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
6638 * expr.c (get_def_for_expr): Move it up in the file.
6639 (store_field): When expanding a bit-field store, look at the
6640 defining gimple stmt for the masking conversion.
6642 2009-05-06 Janis Johnson <janis187@us.ibm.com>
6645 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
6646 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
6647 32-bit memcpy into long.
6649 2009-05-06 Jakub Jelinek <jakub@redhat.com>
6651 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
6652 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
6654 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
6655 instead of appending DW_OP_deref*.
6657 2009-05-06 Michael Matz <matz@suse.de>
6660 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
6661 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
6663 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
6665 * Makefile.in (install-plugin): Fix srcdir handling.
6667 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
6669 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
6670 when processing for not_regs_needed bitmap.
6671 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
6672 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
6673 handling it for rhs.
6675 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
6677 * config/i386/i386.md (unnamed inc/dec peephole): Use
6678 optimize_insn_for_size_p instead of optimize_size.
6679 * config/i386/predicates.md (incdec_operand): Likewise.
6680 (aligned_operand): Likewise.
6681 * config/i386/sse.md (divv8sf3): Likewise.
6682 (sqrtv8sf2): Likewise.
6684 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
6686 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
6688 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
6690 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
6692 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
6693 ssemodesuffixf2c with avxmodesuffixf2c.
6695 2009-05-06 Joseph Myers <joseph@codesourcery.com>
6698 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
6700 2009-05-05 Jakub Jelinek <jakub@redhat.com>
6702 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
6703 (struct tree_base): Adjust spacing for 8 bit boundaries.
6704 (struct tree_decl_common): Add decl_by_reference_flag bit.
6705 (DECL_BY_REFERENCE): Adjust.
6706 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
6707 print DECL_BY_REFERENCE bit.
6708 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
6709 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
6710 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
6711 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
6715 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
6716 range of the type, but default label is missing, add it with one
6717 of the existing labels instead of adding a new label for it.
6719 2009-05-05 Joseph Myers <joseph@codesourcery.com>
6723 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
6725 * Makefile.in (enable_plugin, plugin_includedir): New.
6726 (install): Depend on install-plugin.
6727 (PLUGIN_HEADERS): New.
6728 (install-plugin): New.
6729 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
6731 2009-05-05 Richard Guenther <rguenther@suse.de>
6733 PR tree-optimization/40022
6734 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
6736 (phivn_valid_p): Fix tuplification error, simplify.
6737 (phiprop_insert_phi): Add dumps.
6738 (propagate_with_phi): Simplify.
6740 2009-05-05 Richard Guenther <rguenther@suse.de>
6743 * builtins.c (gimplify_va_arg_expr): Properly build the address.
6745 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
6747 * tree.h (strip_float_extensions): Remove duplicate declaration.
6748 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
6749 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
6750 block_ultimate_origin): Rearrange the declarations line to match the
6751 comment that indicates the .c file which the functions are defined.
6752 (dwarf2out_*, set_decl_rtl): Add comment.
6753 (get_base_address): Adjust comment.
6754 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
6755 declarations line and add comment.
6756 (is_builtin_name): Add blank after function name, for clarity.
6758 2009-05-04 Joseph Myers <joseph@codesourcery.com>
6760 * attribs.c (decl_attributes): Use %qE for identifiers in
6762 * cgraphunit.c (verify_cgraph_node): Translate function names to
6763 locale character set in diagnostics.
6764 * coverage.c (get_coverage_counts): Use %qE for identifiers in
6766 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
6767 Document that functions are named in UTF-8.
6768 * expr.c (expand_expr_real_1): Translate function names to locale
6769 character set in diagnostics.
6770 * gimplify.c (omp_notice_variable, omp_is_private,
6771 gimplify_scan_omp_clauses): Use %qE for identifiers in
6773 * langhooks.c (lhd_print_error_function): Translate function names
6774 to locale character set.
6775 * langhooks.h (decl_printable_name): Document that return value is
6776 in internal character set.
6777 * stmt.c: Include pretty-print.h
6778 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
6780 (resolve_operand_name_1): Translate named operand name to locale
6782 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
6784 * toplev.c (announce_function): Translate function names to locale
6786 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
6787 (default_tree_printer): Use pp_identifier or translate identifiers
6788 to locale character set. Mark "<anonymous>" for translation.
6789 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
6790 for identifiers in diagnostics.
6791 * tree.c (handle_dll_attribute): Use %qE for identifiers in
6793 * varasm.c (output_constructor): Use %qE for identifiers in
6796 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
6798 * configure.ac: use ` ` instead of $()
6799 * configure: Regenerate.
6801 2009-05-05 Ben Elliston <bje@au.ibm.com>
6803 * config/pa/linux-atomic.c: Eliminate conditional include of
6804 errno.h on non-LP64 systems to simplify build requirements.
6806 2009-05-04 Joseph Myers <joseph@codesourcery.com>
6808 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
6810 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
6811 and pass value to identifier_to_locale.
6812 (warn_variable_length_array): Make name a tree.
6813 (grokdeclarator): Separate diagnostic texts for named and unnamed
6814 declarators. Use %qE for named declarators.
6815 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
6817 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
6818 identifiers in diagnostics.
6819 * c-typeck.c (push_member_name, start_init): Pass identifiers to
6820 identifier_to_locale. Mark "anonymous" strings for translation.
6822 2009-05-04 Michael Eager <eager@eagercon.com>
6824 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
6825 address for DImode/DFmode only if double-precision FP regs.
6827 2009-05-04 Michael Eager <eager@eagercon.com>
6829 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
6830 TARGET_SINGLE_FLOAT check.
6832 2009-05-04 Michael Eager <eager@eagercon.com>
6834 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
6836 2009-05-04 Michael Eager <eager@eagercon.com>
6838 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
6839 * config/rs6000/t-xilinx: New
6841 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
6843 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
6844 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
6845 * gcc/explow.c (memory_address): Use target hook.
6846 * gcc/targhooks.c (default_legitimize_address): New.
6847 * gcc/targhooks.h (default_legitimize_address): New.
6848 * gcc/target.h (legitimize_address): New.
6849 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
6850 (TARGET_INITIALIZER): Include it.
6851 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
6853 * config/bfin/bfin-protos.h (legitimize_address): Remove.
6854 * config/bfin/bfin.c (legitimize_address): Remove.
6855 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
6856 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
6858 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
6859 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
6861 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
6862 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
6863 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
6864 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
6865 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
6866 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
6867 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
6868 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
6869 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
6870 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
6871 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
6872 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
6873 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
6874 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
6875 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
6876 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
6877 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
6878 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
6879 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
6880 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
6881 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
6882 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
6883 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
6885 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
6886 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
6887 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
6888 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
6889 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
6890 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
6891 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
6892 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
6893 (thumb_legitimize_address): Delete.
6894 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
6895 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
6896 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
6897 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
6898 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
6899 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
6901 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
6904 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
6905 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
6906 * config/m32r/m32r.c (m32r_legitimize_address): New.
6907 * config/m68k/m68k.c (m68k_legitimize_address): New.
6908 * config/score/score.c (score_legitimize_address): Standardize.
6909 * config/score/score3.c (score3_legitimize_address): Standardize.
6910 * config/score/score3.h (score3_legitimize_address): Adjust.
6911 * config/score/score7.c (score7_legitimize_address): Standardize.
6912 * config/score/score7.h (score7_legitimize_address): Adjust.
6913 * config/sh/sh.c (sh_legitimize_address): New.
6914 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
6916 * gcc/config/s390/s390.c (legitimize_address): Rename to...
6917 (s390_legitimize_address): ... this.
6918 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
6919 (sparc_legitimize_address): ... this.
6920 * gcc/config/i386/i386.c (legitimize_address): Rename to...
6921 (ix86_legitimize_address): ... this.
6922 * gcc/config/avr/avr.c (legitimize_address): Rename to...
6923 (avr_legitimize_address): ... this.
6924 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
6925 (mn10300_legitimize_address): ... this.
6926 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
6927 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
6928 (alpha_expand_mov): Adjust call.
6930 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
6931 * config/spu/spu.c (spu_legitimize_address): Likewise.
6932 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
6933 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
6935 2009-05-04 Joseph Myers <joseph@codesourcery.com>
6937 * intl.c (locale_encoding, locale_utf8): New.
6938 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
6939 * intl.h (locale_encoding, locale_utf8): Declare.
6940 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
6941 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
6943 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
6945 (pp_tree_identifier): Define to call pp_base_tree_identifier.
6946 (pp_base_tree_identifier): Declare as function.
6947 (identifier_to_locale): Declare.
6948 * Makefile.in (pretty-print.o): Update dependencies.
6949 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
6951 2009-05-04 Richard Guenther <rguenther@suse.de>
6954 * builtins.c (fold_builtin_memory_op): Do not decay to element
6955 type if the size matches the whole array.
6957 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
6959 * expmed.c (synth_mult): When trying out a shift, pass the result
6962 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
6964 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
6965 (shiftsub1_cost): New.
6966 (init_expmed): Compute shiftsub1_cost.
6967 (synth_mult): Optimize multiplications by constants of the form
6968 -(2^^m-1) for some constant positive integer m.
6970 2009-05-03 Richard Guenther <rguenther@suse.de>
6973 * c-typeck.c (array_to_pointer_conversion): Do not built
6974 ADDR_EXPRs of arrays of pointer-to-element type.
6975 * c-gimplify.c (c_gimplify_expr): Revert change fixing
6976 up wrong ADDR_EXPRs after-the-fact.
6977 * c-common.c (strict_aliasing_warning): Strip pointer
6978 conversions for obtaining the original type.
6979 * builtins.c (fold_builtin_memset): Handle array types.
6980 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
6983 2009-05-03 Richard Guenther <rguenther@suse.de>
6986 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
6987 Do not lose casts from array types with unknown extent to array
6988 types with known extent.
6989 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
6990 alias set compatibility.
6992 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
6994 * flags.h (extra_warnings): Delete.
6995 * toplev.c (process_options): Handle Wuninitialized here.
6996 * opts.c (extra_warnings): Delete.
6997 (set_Wextra): Delete.
6998 (common_handle_option): -Wextra can be handled automatically.
6999 * c-opts.c (c_common_handle_option): Delete obsolete code.
7000 (c_common_post_options): Simplify comment.
7001 * common.opt (W): Add Var.
7003 (Wuninitialized): Initialize to -1.
7005 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
7006 Richard Guenther <rguenther@suse.de>
7008 * expr.c (get_def_for_expr): New function.
7009 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
7010 SSA rather than trees.
7011 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
7012 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
7014 2009-05-03 Joseph Myers <joseph@codesourcery.com>
7016 * c-common.c (reswords): Add _Imaginary.
7017 * c-common.c (enum rid): Add RID_IMAGINARY.
7019 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
7021 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
7022 Patch by Richard Guenther.
7024 2009-05-03 Anatoly Sokolov <aesok@post.ru>
7026 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
7027 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
7028 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
7029 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
7030 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
7031 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
7032 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
7033 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
7034 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
7035 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
7036 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
7037 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
7038 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
7039 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
7040 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
7041 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
7042 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
7043 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
7045 2009-05-02 Richard Guenther <rguenther@suse.de>
7047 PR tree-optimization/39940
7048 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
7051 2009-05-02 Richard Guenther <rguenther@suse.de>
7054 * tree-ssa.c (execute_update_addresses_taken): Properly check
7055 if we can mark a variable DECL_GIMPLE_REG_P.
7056 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
7057 back to the end of the function.
7058 (is_gimple_reg_type): Remove complex type special casing.
7059 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
7062 2009-05-02 Ben Elliston <bje@au.ibm.com>
7064 * doc/collect2.texi (Collect2): Document search path behaviour
7065 when configured with --with-ld.
7067 2009-05-02 Jan Hubicka <jh@suse.cz>
7069 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
7070 parameter; update callers.
7071 (coalesce_cost_edge): EH edges are costier because they needs
7072 splitting even if not critical and even more costier when there are
7073 multiple EH predecestors.
7075 2009-05-02 Jan Hubicka <jh@suse.cz>
7077 * except.c (remove_eh_handler_and_replace): Handle updating after
7078 removing TRY blocks.
7080 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
7082 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
7084 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
7086 * varasm.c: Do not include c-pragma.h.
7087 * attribs.c: Do not incude c-common.h.
7089 2009-05-01 Michael Matz <matz@suse.de>
7091 * calls.c (initialize_argument_information): Handle SSA names like
7092 decls with a non MEM_P DECL_RTL.
7094 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
7096 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
7097 * ipa-utils.c: Likewise.
7098 * ipa-type-escape.c: Likewise.
7099 * cgraphunit.c Do not include c-common.h.
7100 * ipa-pure-const.c: Likewise.
7101 * tree-if-conv.c: Likewise.
7102 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
7103 * ipa-struct-reorg.c: Likewise.
7104 * tree-nomudflap.c: Likewise.
7105 * tree-ssa-structalias.c: Likewise.
7107 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
7109 * store-motion.c: Many cleanups to make this pass a first-class
7110 citizen instead of an appendix to gcse load motion. Add TODO list
7111 to make this pass faster/cleaner/better.
7113 (struct ls_expr): Post gcse.c-split cleanups.
7114 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
7115 "stores" field to "avail_stores".
7116 (pre_ldst_mems): Rename to store_motion_mems.
7117 (pre_ldst_table): Rename to store_motion_mems_table.
7118 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
7119 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
7120 (ldst_entry): Rename to st_expr_entry, update users.
7121 (free_ldst_entry): Rename to free_st_expr_entry, update users.
7122 (free_ldst_mems): Rename to free_store_motion_mems, update users.
7123 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
7125 (first_ls_expr): Rename to first_st_expr, update users.
7126 (next_ls_expr): Rename to next_st_expr, update users.
7127 (print_ldst_list): Rename to print_store_motion_mems. Print names of
7128 fields properly for store motion instead of names inherited from load
7130 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
7131 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
7134 (ae_kill): Rename to st_kill, update users.
7135 (ae_gen): Rename to st_avloc, update users.
7136 (transp): Rename to st_transp, update users.
7137 (pre_insert_map): Rename to st_insert_map, update users.
7138 (pre_delete_map): Rename to st_delete_map, update users.
7139 (insert_store, build_store_vectors, free_store_memory,
7140 one_store_motion_pass): Update for abovementioned changes.
7142 (gcse_subst_count, gcse_create_count): Remove.
7143 (one_store_motion_pass): New statistics counters "n_stores_deleted"
7144 and "n_stores_created", local variables.
7146 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
7149 (regvec, compute_store_table_current_insn): Remove.
7150 (reg_set_info, reg_clear_last_set): Remove.
7151 (compute_store_table): Use DF caches instead of local dataflow
7154 2009-05-01 Joseph Myers <joseph@codesourcery.com>
7156 * c-objc-common.c (c_tree_printer): Print identifiers with
7157 pp_identifier, not pp_string. Mark "({anonymous})" for
7159 * c-pretty-print.c (pp_c_ws_string): New.
7160 (pp_c_cv_qualifier, pp_c_type_specifier,
7161 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
7162 pp_c_storage_class_specifier, pp_c_function_specifier,
7163 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
7164 pp_c_primary_expression, pp_c_postfix_expression,
7165 pp_c_unary_expression, pp_c_shift_expression,
7166 pp_c_relational_expression, pp_c_equality_expression,
7167 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
7168 use pp_string and pp_c_ws_string in place of pp_identifier and
7169 pp_c_identifier for non-identifiers. Mark English strings for
7171 * c-pretty-print.h (pp_c_ws_string): Declare.
7173 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
7174 Roland McGrath <roland@redhat.com>
7176 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
7177 (ENABLE_LD_BUILDID): New configuration option.
7178 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
7179 (LINK_BUILDID_SPEC): New macro.
7180 (init_spec): If defined, prepend it between LINK_EH_SPEC and
7182 * doc/install.texi: Document --enable-linker-build-id option.
7183 * configure: Rebuild.
7184 * config.in: Rebuild.
7186 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
7188 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
7189 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
7190 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
7191 MIPS_GP_SAVE_AREA_SIZE.
7192 * config/mips/mips.c (struct mips_frame_info): Update comment
7193 before arg_pointer_offset and hard_frame_pointer_offset.
7194 (mips_compute_frame_info): Update diagram before function: to
7195 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
7196 indicate the position of frame_pointer_rtx with -fstack-protector and
7197 to show args_size. Don't allocate cprestore area for leaf functions
7198 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
7200 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
7202 2009-04-30 Michael Matz <matz@suse.de>
7204 PR tree-optimization/39955
7205 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
7207 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
7209 * ira.c (setup_cover_and_important_classes): Use safe macro
7210 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
7212 * genpreds.c (write_tm_preds_h): Output suitable definition of
7213 REG_CLASS_FOR_CONSTRAINT.
7215 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
7217 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
7219 * bitmap.c (bitmap_descriptor): Likewise.
7220 * ggc-common.c (loc_descriptor): Likewise.
7221 * varray.c (varray_descriptor): Likewise.
7222 * vec.c (vec_descriptor): Likewise.
7224 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
7226 * Makefile.in (dce.o): Add $(EXCEPT_H).
7227 * dce.c: Include except.h and delete redundant vector definitions.
7228 (deletable_insn_p): Return false for non-call insns that can throw
7231 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
7233 * gcse.c (ae_gen): Remove.
7234 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
7235 and make non-static function to make it available in store-motion.c.
7236 Update call sites with search-and-replace.
7237 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
7238 extract_mentioned_regs, extract_mentioned_regs_helper,
7239 find_moveable_store, compute_store_table, load_kills_store, find_loads,
7240 store_killed_in_insn, store_killed_after, store_killed_before,
7241 build_store_vectors, insert_insn_start_basic_block, insert-store,
7242 remove_reachable_equiv_notes, replace_store_insn, delete_store,
7243 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
7244 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
7245 * store-motion.c: ...new file. Also copy data structures from gcse.c
7246 and clean up to remove parts not used by store motion.
7247 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
7248 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
7250 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7253 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
7254 when optimizing for size.
7256 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
7258 * gcse.c (gcse_constant_p): Fix typo in last change.
7260 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
7262 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
7264 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
7266 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
7268 2009-04-29 James E. Wilson <wilson@codesourcery.com>
7270 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
7271 CONST_HIGH_PART result.
7273 2009-04-29 Anatoly Sokolov <aesok@post.ru>
7275 * config/avr/avr.c (initial_elimination_offset): Rename to
7276 avr_initial_elimination_offset.
7277 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
7278 change return type to bool.
7279 (avr_can_eliminate): New function.
7280 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
7281 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
7282 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
7283 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
7284 avr_initial_elimination_offset.
7285 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
7286 (avr_initial_elimination_offset): Define.
7288 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
7289 Steven Bosscher <steven@gcc.gnu.org>
7291 PR rtl-optimization/39938
7292 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
7293 * cfgrtl.c: Include insn-attr.h.
7294 (rest_of_pass_free_cfg): New function.
7295 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
7296 * resource.c (init_resource_info): Remove call to df_analyze.
7298 2009-04-29 Richard Guenther <rguenther@suse.de>
7301 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
7302 allow conversion to signed integers.
7304 2009-04-29 Richard Guenther <rguenther@suse.de>
7306 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
7307 shifts of floating point vectors if the shift amount is
7308 a constant multiple of the element size.
7310 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
7311 Michael Matz <matz@suse.de>
7315 * tree-outof-ssa.c (emit_partition_copy): New function.
7316 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
7317 insert_part_to_rtx_on_edge): Perform the partition base var
7318 copy using emit_partition_copy.
7319 (insert_value_copy_on_edge): Convert constants to the right mode.
7320 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
7321 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
7323 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7325 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
7326 scan backwards to try to find a constant to initialize it.
7328 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
7329 insn before the loop_end instruction, don't look past labels.
7331 2009-04-29 Richard Guenther <rguenther@suse.de>
7334 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
7335 loose type conversions.
7336 (forward_propagate_addr_expr): Fix tuplification bug. Remove
7337 stmts only if there are no uses of its definition.
7339 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7341 * config/bfin/bfin.h (splitting_loops): Declare.
7342 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
7343 Reorder bit definitions to be ascending.
7344 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
7345 * config/bfin/bfin.c (splitting_loops): New variable.
7346 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
7347 (struct loop_info): Remove members INIT and LOOP_INIT.
7348 (bfin_optimize_loop): Don't set them. Reorder the code that generates
7349 the LSETUP sequence. Allow LC to be loaded from any register, but
7350 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
7351 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
7353 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
7354 of reload_completed.
7357 * config/bfin/bfin.md (movsi_insn): Refine constraints.
7359 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
7361 * Makefile.in (PLUGIN_VERSION_H): New.
7362 (OBJS-common): Remove plugin-version.o.
7363 (plugin.o): Depend on (PLUGIN_VERSION_H).
7364 (plugin-version.o): Remove.
7365 * configure: Regenerate
7366 * configure.ac: Create plugin-version.h.
7367 * gcc-plugin.h (plugin_gcc_version): Remove.
7368 (plugin_default_version_check): Change signature.
7369 * plugin-version.c: Remove.
7370 * plugin.c: Include plugin-version.h.
7371 (str_plugin_gcc_version_name): Remove.
7372 (try_init_one_plugin): Pass gcc version to plugin_init.
7373 (plugin_default_version_check): Both gcc and plugin versions are now
7376 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7378 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
7379 problematic last insns. Test for TYPE_CALL rather than CALL_P.
7380 Remove special case testing for last insn of inner loops. Don't fail
7381 if the loop ends with a jump, emit an extra nop instead.
7383 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
7384 DREGS rather than comparing directly. Remove code that tries to
7385 account for latencies.
7387 2009-04-29 Richard Guenther <rguenther@suse.de>
7389 PR tree-optimization/39941
7390 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
7391 eliminating an indirect call.
7393 2009-04-29 Richard Guenther <rguenther@suse.de>
7395 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
7396 parameter. Allow invariants as base if !require_lvalue.
7397 (verify_gimple_assign_single): Adjust.
7399 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7401 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
7402 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
7403 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
7404 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
7405 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
7407 * config/bfin/bfin.c (bfin_expand_builtin,
7408 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
7410 2009-04-28 Richard Guenther <rguenther@suse.de>
7412 * tree-vect-loop.c (get_initial_def_for_induction): Use
7413 correct types for pointer increment.
7415 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7417 * toplev.c (print_version): Update GMP version string calculation.
7419 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
7421 PR rtl-optimization/39938
7422 * resource.c (init_resource_info): Add call to df_analyze.
7424 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
7426 * config/alpha/alpha.md (usegp): Cast the result of
7427 alpha_find_lo_sum_using_gp to enum attr_usegp.
7428 * config/alpha/alpha.c (override_options): Remove end-of-structure
7429 marker element from cpu_table. Use array size of cpu_table to handle
7430 -mcpu and -mtune options.
7431 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
7433 2009-04-28 Joseph Myers <joseph@codesourcery.com>
7435 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
7436 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
7437 tune_32 and tune_64.
7438 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
7440 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
7441 * config/rs6000/option-defaults.h: ... here. New file.
7442 (OPT_64, OPT_32): Define.
7443 (MASK_64BIT): Define to 0 if not already defined.
7444 (OPT_ARCH64, OPT_ARCH32): Define.
7445 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
7448 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7450 * config/arm/arm.c (arm_override_options): Emit error on using
7453 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
7455 PR rtl-optimization/39914
7456 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
7457 registers for allocnos created from user-defined variables only
7458 when not optimizing.
7460 2009-04-28 Richard Guenther <rguenther@suse.de>
7463 * fold-const.c (fold_binary): Use distribute_real_division only
7466 2009-04-28 Steve Ellcey <sje@cup.hp.com>
7468 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
7469 add hpux-stdint.h to tm_file.
7470 (hppa[12]*-*-hpux11*): Ditto.
7471 (ia64*-*-hpux*): Ditto.
7472 * config/hpux-stdint.h: New.
7473 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
7474 __STDC_EXT__ for all compiles.
7475 * config/pa/pa-hpux.h: Ditto.
7476 * config/pa/pa-hpux10.h: Ditto.
7477 * config/pa/pa-hpux11.h: Ditto.
7479 2009-04-28 Catherine Moore <clm@codesourcery.com>
7481 * debug.h (set_name): Add comment.
7483 2009-04-28 Andrew Pinski <pinskia@gmail.com>
7486 * config/darwin.c (machopic_gen_offset): Check
7487 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
7488 * config/arm/arm.c (require_pic_register): Likewise.
7490 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
7492 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
7493 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
7494 m32c_promote_prototypes): Delete.
7496 2009-04-28 Michael Matz <matz@suse.de>
7499 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
7502 2009-04-28 Richard Guenther <rguenther@suse.de>
7504 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
7506 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7508 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
7509 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
7510 * config/arm/arm-tune.md: Regenerate.
7512 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
7514 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
7515 block if there are complex incoming edges.
7516 (sel_merge_blocks): Remove useless assert.
7517 (sel_redirect_edge_and_branch): Check that edge was redirected.
7518 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
7519 (sel_find_rgns): Delete declaration.
7520 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
7521 the region when it is not a preheader.
7523 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
7526 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
7528 2009-04-28 Richard Guenther <rguenther@suse.de>
7530 * tree.h (SSA_NAME_VALUE): Remove.
7531 (struct tree_ssa_name): Remove value_handle member.
7532 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
7533 array for jump threading.
7534 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
7536 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
7537 * tree-flow.h (threadedge_initialize_values): Declare.
7538 (threadedge_finalize_values): Likewise.
7539 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
7540 (SSA_NAME_VALUE): Define.
7541 (threadedge_initialize_values): New function.
7542 (threadedge_finalize_values): Likewise.
7543 * tree-ssa-dom.c (ssa_name_values): New global variable.
7544 (SSA_NAME_VALUE): Define.
7545 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
7547 2009-04-28 Ira Rosen <irar@il.ibm.com>
7549 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
7550 Use REPORT_VECTORIZED_LOCATIONS instead
7551 REPORT_VECTORIZED_LOOPS.
7552 * tree-vectorizer.c (vect_verbosity_level): Make static.
7553 (vect_loop_location): Rename to vect_location.
7554 (vect_set_verbosity_level): Update comment.
7555 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
7557 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
7558 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
7559 instead REPORT_UNVECTORIZED_LOOPS.
7560 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
7561 and vect_loop_def to vect_external_def and vect_internal_def.
7562 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
7563 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
7564 REPORT_UNVECTORIZED_LOCATIONS.
7565 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
7566 and vect_used_in_loop and to vect_unused_in_scope and
7568 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
7569 (vect_verbosity_level): Remove declaration.
7570 (vect_analyze_operations): Likewise.
7571 (vect_analyze_stmt): Declare.
7572 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
7573 REPORT_UNVECTORIZED_LOCATIONS.
7574 (vect_get_loop_niters): Fix indentation.
7575 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
7576 (vect_analyze_loop_operations): New function.
7577 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
7578 vect_analyze_operations.
7579 (vect_is_simple_reduction): Use new names.
7580 (vectorizable_live_operation, vect_transform_loop): Likewise.
7581 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
7582 to specify whether the data references can be a part of interleaving
7584 (vect_analyze_data_ref_dependence): Use new names.
7585 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
7586 (vect_create_addr_base_for_vector_ref): Remove redundant code.
7587 * tree-vect-patterns.c (widened_name_p): Use new names.
7588 (vect_recog_dot_prod_pattern): Likewise.
7589 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
7590 (process_use, vect_mark_stmts_to_be_vectorized,
7591 vect_model_simple_cost, vect_model_store_cost,
7592 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
7593 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
7594 vectorizable_operation, vectorizable_type_demotion,
7595 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
7596 vectorizable_condition): Likewise.
7597 (vect_analyze_operations): Split into vect_analyze_loop_operations
7599 (vect_analyze_stmt): ... new function.
7600 (new_stmt_vec_info): Use new names.
7601 (vect_is_simple_use): Use new names and fix comment.
7602 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
7603 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
7605 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
7608 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
7609 and integer modes for x87 operands. Do not ICE for unsupported size,
7610 generate error instead. Generate error for unsupported operand types.
7611 ['z']: Do not handle HImode memory operands specially. Warning
7612 for floating-point operands. Fallthru to 'Z' for unsupported operand
7613 types. Do not ICE for unsupported size, generate error instead.
7614 (output_387_binary_op): Use %Z to output operands.
7615 (output_fp_compare): Ditto.
7616 (output_387_reg_move): Ditto.
7618 2009-04-28 Ben Elliston <bje@au.ibm.com>
7623 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7625 * builtins.c (c_strlen): Do not warn here.
7626 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
7627 * c-common.c (pointer_int_sum): Take an explicit location.
7628 Warn about offsets out of bounds.
7629 * c-common.h (pointer_int_sum): Adjust declaration.
7631 2009-04-27 Ian Lance Taylor <iant@google.com>
7633 * collect2.c (is_ctor_dtor): Change type of ret field in struct
7635 * dce.c (run_fast_df_dce): Change type of old_flags to int.
7636 * df-core.c (df_set_flags): Change return type to int. Change
7637 type of old_flags to int.
7638 (df_clear_flags): Likewise.
7639 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
7640 (df_get_conditional_uses): Likewise.
7641 * df.h (df_set_flags, df_clear_flags): Update declarations.
7642 * dwarf2out.c (struct indirect_string_node): Change type of form
7643 field to enum dwarf_form.
7644 (AT_string_form): Change return type to enum dwarf_form.
7645 * fixed-value.c (fixed_compare): Add cast to enum type.
7646 * fwprop.c (update_df): Change 0 to VOIDmode.
7647 * gensupport.c: Change 0 to UNKNOWN.
7648 * gimple.h (gimple_cond_code): Add cast to enum type.
7649 * haifa-sched.c (reemit_notes): Add cast to enum type.
7650 * hooks.c (hook_int_void_no_regs): Remove function.
7651 * hooks.h (hook_int_void_no_regs): Remove declaration.
7652 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
7653 * predict.c (combine_predictions_for_insn): Add casts to enum type.
7654 * real.c (real_arithmetic): Add cast to enum type.
7655 (real_compare): Likewise.
7656 * target.h (struct gcc_target): Change return type of
7657 branch_target_register_class to enum reg_class.
7658 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
7659 default_branch_target_register_class.
7660 * targhooks.c (default_branch_target_register_class): New function.
7661 * targhooks.h (default_branch_target_register_class): Declare.
7662 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
7663 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
7665 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
7667 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
7668 vect_uninitialized_def. Change 0 to ERROR_MARK.
7669 * tree-vect-stmts.c (supportable_widening_operation): Don't
7670 initialize icode1 and icode2.
7671 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
7672 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
7674 (cmn_err_flag_specs): Change 0 to STD_C89.
7675 (cmn_err_char_table): Likewise.
7676 * config/arm/arm.c (get_arm_condition_code): Change type of code
7677 to enum arm_cond_code.
7678 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
7679 (IWMMXT_BUILTIN2): Likewise.
7680 (neon_builtin_type_bits): Don't define typedef.
7681 (neon_builtin_datum): Change type of bits field to int.
7682 (arm_expand_neon_args): Add cast to enum type.
7683 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
7685 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
7687 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
7689 * config/mips/mips.md (jal_macro): Return enum constant.
7690 (single_insn): Likewise.
7691 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
7693 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7695 * config/s390/s390.c (s390_tune_flags): Change type to int.
7696 (s390_arch_flags): Likewise.
7697 (s390_handle_arch_option): Change flags field of struct pta to int.
7698 * config/s390/s390.h (s390_tune_flags): Update declaration.
7699 (s390_arch_flags): Likewise.
7700 * config/sh/sh.c (prepare_move_operands): Compare
7701 tls_symbolic_operand result with enum constant.
7702 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
7703 (sh_expand_prologue): Add cast to enum type.
7704 (sh_expand_epilogue): Likewise.
7705 (tls_symbolic_operand): Change return type to enum tls_model.
7706 (fpscr_set_from_mem): Add cast to enum type.
7707 (legitimize_pic_address): Compare tls_symbolic_operand result with
7709 (sh_target_reg_class): Change return type to enum reg_class.
7710 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
7712 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
7713 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
7714 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
7715 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
7716 (delayed_branch, tls_call_delay): Likewise.
7717 (eligible_for_sibcall_delay): Likewise.
7718 (eligible_for_return_delay): Likewise.
7719 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
7720 (spu_expand_builtin_1): Likewise.
7722 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
7723 for all types of conversions.
7724 (output_init_element): Issue -Wc++-compat warning if needed when
7725 initializing a bitfield with enum type.
7726 * c-parser.c (c_parser_expression): Set original_type to
7727 original_type of right hand operand of comman operator.
7729 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7731 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
7733 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
7734 * doc/cpp.texi (Standard Predefined Macros)
7735 (Implementation-defined behavior): Likewise.
7736 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
7737 * doc/gimple.texi (GIMPLE Exception Handling)
7738 (@code{GIMPLE_ASSIGN}): Likewise.
7739 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
7740 * doc/invoke.texi (Warning Options, Optimize Options)
7741 (AVR Options, Darwin Options): Likewise.
7742 (Optimize Options): Reformulate -fwhole-program description.
7743 * doc/loop.texi (Lambda): Likewise.
7744 * doc/md.texi (Output Template, Define Constraints)
7745 (Standard Names, Insn Splitting): Likewise.
7746 * doc/options.texi (Option properties): Likewise.
7747 * doc/passes.texi (Tree-SSA passes): Likewise.
7748 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
7749 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
7750 (File Names and DBX): Likewise.
7751 * doc/trouble.texi (Incompatibilities): Likewise.
7753 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7755 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
7756 instruction is correct.
7758 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7760 Allow non-constant arguments to conversion intrinsics.
7761 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
7762 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
7763 * spu.c (print_operand): Handle 'v' and 'w'.
7764 (exp2_immediate_p, spu_gen_exp2): Define.
7765 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
7766 spu_convtf_1): Update parameter descriptions.
7767 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
7768 * constraints.md ('v', 'w'): New.
7769 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
7771 (i2f, I2F): New define_mode_attr.
7772 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
7773 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
7774 fixuns_truncv4sfv4si2): Update to use mode attribute.
7775 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
7776 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
7777 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
7778 patterns for combine.
7780 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
7782 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
7783 (cprop, hoist, pre, store_motion): New debug counters.
7784 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
7785 is not an RTL pass anymore.
7786 (pass_profiling): Remove extern decl for pass removed in 2005.
7787 (pass_gcse, pass_jump_bypass): Remove.
7788 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
7789 to 0 for clean state.
7790 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
7791 * cse.c (gate_handle_cse_after_global_opts,
7792 rest_of_handle_cse_after_global_opts): New functions.
7793 (pass_cse_after_global_opts): New pass, does local CSE.
7794 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
7795 (TV_CPROP): New timevar.
7796 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
7797 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
7798 (gcse_main, recompute_all_luids): Remove.
7799 (compute_hash_table_work): Call max_reg_num instead of reading
7801 (cprop_jump): Don't set run_jump_opt_after_gcse.
7802 (constprop_register): Always allow to alter jumps.
7803 (cprop_insn): Likewise.
7804 (do_local_cprop): Likewise.
7805 (local_cprop_pass): Likewise. Return non-zero if something changed.
7806 (cprop): Remove function, fold interesting bits into one_cprop_pass.
7807 (find_implicit_sets): Add note about missed optimization opportunity.
7808 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
7809 pass_rtl_cprop execute function.
7810 Don't bother tracking the pass number, each pass gets its own dumpfile
7812 Always allow to alter jumpsand bypass jumps.
7813 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
7814 will just find no suitable set.
7815 (pre_edge_insert): Fix dumping, this function is for PRE only.
7816 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
7817 pass_rtl_pre execute function.
7818 (hoist_code): Return non-zero if something changed. Keep track of
7819 substitutions and insertions for statistics gathering similar to PRE.
7820 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
7821 called from the pass_rtl_hoist execute function. Show pass statistics.
7822 (compute_store_table): Use max_reg_num directly instead of using the
7823 formerly global max_gcse_regno.
7824 (build_store_vectors): Likewise.
7825 (replace_store_insn): Fix dumping.
7826 (store_motion): Rename to ...
7827 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
7828 pass, called from the pass_rtl_store_motion execute function. Keep
7829 track of substitutions and insertions for statistics gathering similar
7831 (bypass_jumps): Remove, fold interesting bits into ...
7832 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
7833 from the pass_rtl_cprop execute function.
7834 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7835 pass_jump_bypass): Remove.
7836 (gate_handle_gcse, rest_of_handle_gcse): Remove.
7837 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
7838 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
7839 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
7840 (gate_rtl_store_motion, execute_rtl_store_motion,
7841 pass_rtl_store_motion): New.
7842 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
7843 make it clear that -fcse-skip-blocks is a no-op for backward compat.
7844 * passes.c (init_optimization_passes): Remove pass_gcse and
7845 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
7846 and cse_after_global_opts in place of pass_gcse. Schedule cprop
7847 instead of pass_jump_bypass.
7849 2009-04-27 Richard Guenther <rguenther@suse.de>
7852 * gimplify.c (gimplify_expr): If we are required to create
7853 a temporary make sure it ends up as register.
7855 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
7858 * config/i386/i386.c (construct_container): Don't call
7859 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
7860 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
7862 2009-04-27 Michael Matz <matz@suse.de>
7864 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
7865 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
7866 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
7867 (dump_replaceable_exprs): Take a bitmap.
7868 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
7870 (expand_gimple_basic_block): Likewise.
7871 * tree-ssa-ter.c (struct temp_expr_table_d): Make
7872 replaceable_expressions member a bitmap.
7873 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
7874 (mark_replaceable): Likewise.
7875 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
7876 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
7878 2009-04-27 Richard Guenther <rguenther@suse.de>
7880 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
7881 (verify_stmts): Dispatch to gimple/type verification code.
7882 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
7883 issue with call argument types.
7885 2009-04-27 Michael Matz <matz@suse.de>
7887 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
7888 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
7891 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
7892 Eric Botcazou <ebotcazou@adacore.com>
7894 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
7895 a label's basic block.
7896 (mark_target_live_regs): Tidy and rework obsolete comments.
7897 Change back DF problem to LIVE. If a label starts a basic block,
7898 assume that all registers that used to be live then still are.
7899 (init_resource_info): If a label starts a basic block, set its
7900 BLOCK_FOR_INSN accordingly.
7901 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
7903 2009-04-27 Richard Guenther <rguenther@suse.de>
7905 * tree-flow-inline.h (function_ann): Remove.
7906 (get_function_ann): Likewise.
7907 * tree-dfa.c (create_function_ann): Remove.
7908 * tree-flow.h (struct static_var_ann_d): Remove.
7909 (struct function_ann_d): Likewise.
7910 (union tree_ann_d): Remove fdecl member.
7911 (function_ann_t): Remove.
7912 (function_ann, get_function_ann, create_function_ann): Remove
7915 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
7917 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
7919 2009-04-27 Jan Hubicka <jh@suse.cz>
7921 * ipa-pure-const.c (struct funct_state_d): New fields
7922 state_previously_known, looping_previously_known; remove
7923 state_set_in_source.
7924 (analyze_function): Use new fields.
7925 (propagate): Avoid assumption that state_set_in_source imply
7928 * tree-ssa-loop-niter.c (finite_loop_p): New function.
7929 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
7930 * cfgloop.h (finite_loop_p): Declare.
7932 2009-04-26 Michael Matz <matz@suse.de>
7934 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
7936 2009-04-26 Michael Matz <matz@suse.de>
7938 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
7939 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
7940 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
7941 pass_mark_used_blocks): Remove.
7942 * tree-optimize.c (pass_free_datastructures,
7943 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
7944 * passes.c (init_optimization_passes): Don't call
7945 pass_mark_used_blocks, remove dead code.
7947 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
7949 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
7950 * tree-ssa-live.h (register_ssa_partition): Likewise.
7952 2009-04-26 Michael Matz <matz@suse.de>
7955 * builtins.c (fold_builtin_next_arg): Handle SSA names.
7956 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
7957 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
7959 (compare_pairs): Swap cost comparison.
7960 (coalesce_ssa_name): Don't use change_partition_var.
7961 * tree-nrv.c (struct nrv_data): Add modified member.
7962 (finalize_nrv_r): Set it.
7963 (tree_nrv): Use it to update statements.
7964 (pass_nrv): Require PROP_ssa.
7965 * tree-mudflap.c (mf_decl_cache_locals,
7966 mf_build_check_statement_for): Use make_rename_temp.
7967 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
7968 * alias.c (find_base_decl): Handle SSA names.
7969 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
7970 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
7971 * rtl.h (set_reg_attrs_for_parm): Declare.
7972 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
7973 to "optimized", remove unused locals at finish.
7974 (execute_free_datastructures): Make global, call
7975 delete_tree_cfg_annotations.
7976 (execute_free_cfg_annotations): Don't call
7977 delete_tree_cfg_annotations.
7979 * ssaexpand.h: New file.
7980 * expr.c (toplevel): Include ssaexpand.h.
7981 (expand_assignment): Handle SSA names the same as register variables.
7982 (expand_expr_real_1): Expand SSA names.
7983 * cfgexpand.c (toplevel): Include ssaexpand.h.
7984 (SA): New global variable.
7985 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
7986 (SSAVAR): New macro.
7987 (set_rtl): New helper function.
7988 (add_stack_var): Deal with SSA names, use set_rtl.
7989 (expand_one_stack_var_at): Likewise.
7990 (expand_one_stack_var): Deal with SSA names.
7991 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
7992 before unique numbers.
7993 (expand_stack_vars): Use set_rtl.
7994 (expand_one_var): Accept SSA names, add asserts for them, feed them
7995 to above subroutines.
7996 (expand_used_vars): Expand all partitions (without default defs),
7997 then only the local decls (ignoring those expanded already).
7998 (expand_gimple_cond): Remove edges when jumpif() expands an
8000 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
8001 or remove abnormal edges. Ignore insns setting the LHS of a TERed
8003 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
8004 members of SA; deal with PARM_DECL partitions here; expand
8005 all PHI nodes, free tree datastructures and SA. Commit instructions
8006 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
8007 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
8008 info and statements at start, collect garbage at finish.
8009 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
8010 (VAR_ANN_PARTITION) Remove.
8011 (change_partition_var): Don't declare.
8012 (partition_to_var): Always return SSA names.
8013 (var_to_partition): Only accept SSA names.
8014 (register_ssa_partition): Only check argument.
8015 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
8017 (delete_var_map): Don't free it.
8018 (var_union): Only accept SSA names, simplify.
8019 (partition_view_init): Mark only useful SSA names as used.
8020 (partition_view_fini): Only deal with SSA names.
8021 (change_partition_var): Remove.
8022 (dump_var_map): Use ssa_name instead of partition_to_var member.
8023 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
8025 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
8026 (struct _elim_graph): New member const_dests; nodes member vector of
8028 (set_location_for_edge): New static helper.
8029 (create_temp): Remove.
8030 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
8031 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
8032 (new_elim_graph): Allocate const_dests member.
8033 (clean_elim_graph): Truncate const_dests member.
8034 (delete_elim_graph): Free const_dests member.
8035 (elim_graph_size): Adapt to new type of nodes member.
8036 (elim_graph_add_node): Likewise.
8037 (eliminate_name): Likewise.
8038 (eliminate_build): Don't take basic block argument, deal only with
8039 partition numbers, not variables.
8040 (get_temp_reg): New static helper.
8041 (elim_create): Use it, deal with RTL temporaries instead of trees.
8042 (eliminate_phi): Adjust all calls to new signature.
8043 (assign_vars, replace_use_variable, replace_def_variable): Remove.
8044 (rewrite_trees): Only do checking.
8045 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
8046 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
8047 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
8048 contains_tree_r, MAX_STMTS_IN_LATCH,
8049 process_single_block_loop_latch, analyze_edges_for_bb,
8050 perform_edge_inserts): Remove.
8051 (expand_phi_nodes): New global function.
8052 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
8053 functions, initialize new parameter, remember partitions having a
8055 (finish_out_of_ssa): New global function.
8056 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
8057 don't reset in_ssa_p here, don't disable TER when mudflap.
8058 (pass_del_ssa): Remove.
8059 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
8061 (execute_free_datastructures): Declare.
8062 * Makefile.in (SSAEXPAND_H): New variable.
8063 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
8064 * basic-block.h (commit_one_edge_insertion): Declare.
8065 * passes.c (init_optimization_passes): Move pass_nrv and
8066 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
8067 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
8068 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
8069 (redirect_branch_edge): Deal with super block when expanding, split
8070 out jump patching itself into ...
8071 (patch_jump_insn): ... here, new static helper.
8073 2009-04-26 Michael Matz <matz@suse.de>
8075 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
8076 beyond num_ssa_names.
8077 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
8078 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
8080 2009-04-26 Jakub Jelinek <jakub@redhat.com>
8083 * fwprop.c (forward_propagate_asm): New function.
8084 (forward_propagate_and_simplify): Propagate also into __asm, if it
8085 doesn't increase the number of referenced registers.
8088 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
8090 2009-04-26 Jakub Jelinek <jakub@redhat.com>
8092 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
8093 note_nonlocal_vla_type for nonlocal VLAs.
8094 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
8095 contains_remapped_vars, remap_vla_decls): New functions.
8096 (convert_nonlocal_reference_stmt): If not optimizing, call
8097 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
8098 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
8099 if it wasn't found in var_map.
8100 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
8101 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
8102 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
8104 * gimplify.c (nonlocal_vlas): New variable.
8105 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
8107 (gimplify_body): Create and destroy nonlocal_vlas.
8109 * dwarf2out.c (loc_descr_plus_const): New function.
8110 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
8111 mem_loc_descriptor, loc_descriptor_from_tree_1,
8112 descr_info_loc, gen_variable_die): Use it.
8114 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
8115 !TREE_STATIC VAR_DECLs.
8116 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
8117 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
8118 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
8119 DECL_BY_REFERENCE is valid.
8120 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
8121 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
8122 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
8123 Copy DECL_BY_REFERENCE.
8124 (struct nesting_copy_body_data): New type.
8125 (nesting_copy_decl): New function.
8126 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
8127 if they have variable length.
8129 2009-04-26 Michael Matz <matz@suse.de>
8131 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
8132 mark new temporaries for renaming.
8134 2009-04-26 Joseph Myers <joseph@codesourcery.com>
8137 * c-decl.c (global_bindings_p): Return negative value.
8138 (c_variable_size): New. Based on variable_size from
8140 (grokdeclarator): Call c_variable_size not variable_size.
8142 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
8144 * config/i386/i386.c (print_operand) ['z']: Fix typo.
8146 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
8148 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
8149 Redefine it to just use mingw/include.
8150 (ASM_SPEC): Rules for -m32 and -m64.
8151 (LINK_SPEC): Use Likewise.
8152 (SPEC_32): New define.
8153 (SPEC_64): Likewise.
8154 (SUB_LINK_SPEC): Likewise.
8155 (MULTILIB_DEFAULTS): New define.
8156 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
8157 Add multilib options.
8158 (MULTILIB_DIRNAMES): Likewise.
8159 (MULTILIB_OSDIRNAMES): Likewise.
8161 (INSTALL_LIBGCC): Likewise.
8163 2009-04-26 Joseph Myers <joseph@codesourcery.com>
8166 * c-tree.h (enum c_inline_static_type): New.
8167 (record_inline_static): Declare.
8168 * c-decl.c (struct c_inline_static, c_inline_statics,
8169 record_inline_static, check_inline_statics): New.
8170 (pop_file_scope): Call check_inline_statics.
8171 (start_decl): Call record_inline_static instead of pedwarning
8172 directly for static in inline function.
8173 * c-typeck.c (build_external_ref): Call record_inline_static
8174 instead of pedwarning directly for static referenced in inline
8177 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
8179 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
8180 not new but only being rescanned.
8181 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
8182 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
8183 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
8184 record_set_info, compute_set, grealloc): Remove.
8185 (recompute_all_luids): New function.
8186 (gcse_main): Don't compute sets, and don't do related memory
8187 allocations/free-ing. If something changed before the end of the
8188 pass, update LUIDs using recompute_all_luids.
8189 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
8190 (free_gcse_mem): Don't free it either.
8191 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
8192 Use the df insn LUIDs.
8193 (load_killed_in_block): Likewise.
8194 (compute_hash_table_work): Don't compute reg_set_in_block.
8195 (compute_transp): Use DF_REG_DEF_CHAINs.
8196 (local_cprop_pass): Don't use compute_sets and related functions.
8197 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
8198 Use get_max_uid() instead of max_cuid.
8199 (insert_insn_end_basic_block, pre_insert_copy_insn,
8200 update_ld_motion_stores): Don't try to
8201 keep reg_set tables up to date.
8202 (pre_insert_copies): Use df insn LUIDs.
8203 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
8204 (reg_set_info): Don't use extra bitmap argument.
8205 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
8206 information to compute regs_set_in_block.
8207 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
8208 (bypass_jumps): Don't use compute_sets and friends.
8210 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8213 * opts.c (undocumented_msg): Do not leave blank even with
8216 2009-04-25 Joseph Myers <joseph@codesourcery.com>
8218 * c-decl.c (build_enumerator): Allow values folding to integer
8219 constants but not integer constant expressions with a pedwarn if
8222 2009-04-25 Joseph Myers <joseph@codesourcery.com>
8225 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
8226 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
8227 type is an integer constant.
8229 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
8232 * config/i386/i386.c (print_operand) ['z']: Revert handling of
8235 2009-04-25 Joseph Myers <joseph@codesourcery.com>
8238 * c-decl.c (grokdeclarator): Diagnose declarations of functions
8239 with variably modified return type and no storage class
8240 specifiers, except for the case of nested functions. Distinguish
8241 extern declarations of functions with variably modified return
8242 types from those of objects with variably modified types.
8244 2009-04-25 Jan Hubicka <jh@suse.cz>
8246 * tree.c (list_equal_p): New function.
8247 * tree.h (list_equal_p): Declare.
8248 * coretypes.h (edge_def, edge, const_edge, basic_block_def
8249 basic_block_def, basic_block, const_basic_block): New.
8250 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
8251 (redirect_eh_edge): New function.
8252 (make_eh_edge_update_phi): EH edges are not abnormal.
8253 * except.c: Include tree-flow.h.
8254 (list_match): New function.
8255 (eh_region_replaceable_by_p): New function.
8256 (replace_region): New function.
8257 (hash_type_list): New function.
8258 (hash_eh_region): New function.
8259 (eh_regions_equal_p): New function.
8260 (merge_peers): New function.
8261 (remove_unreachable_regions): Verify EH tree when checking;
8263 (copy_eh_region_1): New function.
8264 (copy_eh_region): New function.
8265 (push_reachable_handler): New function.
8266 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
8267 regions without label but with live RESX.
8268 * except.h (redirect_eh_edge_to_label): New.
8269 * tree-flow.h (redirect_eh_edge): New.
8270 * coretypes.h (edge_def, edge, const_edge, basic_block_def
8271 basic_block_def, basic_block, const_basic_block): Remove.
8272 * Makefile.in (except.o): Add dependency on tree-flow.h
8273 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
8274 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
8277 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
8280 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
8281 on the destination of memcpy.
8283 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
8285 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
8286 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
8287 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
8289 2009-04-25 Jan Hubicka <jh@suse.cz>
8291 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
8292 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
8293 to be reached by different label than left.
8294 (update_eh_edges): Update comment; remove edge_to_remove if possible
8295 and return true if suceeded.
8296 (cleanup_empty_eh): Accept sharing map; handle shared regions.
8297 (cleanup_eh): Compute sharing map.
8298 * except.c (remove_eh_handler_and_replace): Add argument if we should
8300 (remove_unreachable_regions): Update for label sharing.
8301 (label_to_region_map): Likewise.
8302 (get_next_region_sharing_label): New function.
8303 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
8305 (remove_eh_handler): Update.
8306 (remove_eh_region_and_replace_by_outer_of): New function.
8307 * except.h (struct eh_region): Add next_region_sharing_label.
8308 (remove_eh_region_and_replace_by_outer_of,
8309 get_next_region_sharing_label): Declare.
8310 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
8312 2009-04-25 Jan Hubicka <jh@suse.cz>
8314 * tree-cfg.c (split_critical_edges): Split also edges where we can't
8315 insert code even if they are not critical.
8317 2009-04-25 Jan Hubicka <jh@suse.cz>
8319 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
8320 (gimple_can_remove_branch_p): EH edges won't remove branch by
8322 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
8323 updating of non-abnormal EH edges.
8324 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
8325 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
8326 (split_critical_edges): Split also edges where emitting code on them
8327 will lead to splitting later.
8329 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
8330 H.J. Lu <hongjiu.lu@intel.com>
8333 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
8334 the configured assembler supports fildq and fistpq mnemonics.
8335 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
8336 * configure: Regenerated.
8339 * config/i386/i386.c (print_operand): Handle 'Z'.
8340 ['z']: Remove handling of special fild/fist suffixes.
8341 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
8342 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
8343 suffix of fild insn.
8344 (*floatsi<mode>2_vector_mixed): Ditto.
8345 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
8346 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
8347 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
8348 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
8349 * config/i386/gas.h (GAS_MNEMONICS): Remove.
8351 2009-04-25 Ben Elliston <bje@au.ibm.com>
8353 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
8354 the source of a set operation.
8356 2009-04-25 Anatoly Sokolov <aesok@post.ru>
8358 * target.h (struct gcc_target): Add case_values_threshold field.
8359 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
8360 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
8361 * targhooks.c (default_case_values_threshold): New function.
8362 * targhooks.h (default_case_values_threshold): Declare function.
8363 * stmt.c (expand_case): Use case_values_threshold target hook.
8364 * expr.h (case_values_threshold): Remove declartation.
8365 * expr.c (case_values_threshold): Remove function.
8366 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
8368 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
8369 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
8370 (avr_case_values_threshold): Declare as static.
8371 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
8373 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
8374 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
8375 (mn10300_case_values_threshold): New function.
8377 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
8379 * ira.c (setup_cover_and_important_classes): Add enum cast.
8381 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
8383 * genpreds.c (write_enum_constraint_num): Output definition of
8384 CONSTRAINT_NUM_DEFINED_P macro.
8385 * ira.c (setup_cover_and_important_classes): Use
8386 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
8388 2009-04-24 DJ Delorie <dj@redhat.com>
8390 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
8391 __SH2A_SINGLE_ONLY__ also.
8393 2009-04-24 Steve Ellcey <sje@cup.hp.com>
8395 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
8396 (movdf_internal): Ditto.
8397 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
8398 SFmode and DFmode constants.
8399 (ia64_print_operand): Add 'G' format for printing
8400 floating point constants.
8402 2009-04-24 Richard Guenther <rguenther@suse.de>
8404 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
8405 from unsigned additions.
8407 2009-04-24 Joseph Myers <joseph@codesourcery.com>
8409 * c-typeck.c (set_init_index): Allow array designators that are
8410 not integer constant expressions with a pedwarn if pedantic.
8412 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
8414 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
8415 zero if no overlap in nonzero bits between the operands.
8417 2009-04-24 Ian Lance Taylor <iant@google.com>
8419 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
8420 (record_dead_and_set_regs): Likewise.
8421 * df.h (struct df_mw_hardreg): Change flags field to int.
8422 (struct df_base_ref): Likewise.
8423 (struct df): Change changeable_flags field to int.
8424 * df-scan.c (df_defs_record): Change clobber_flags to int.
8425 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
8426 constants rather than #define macros.
8427 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
8428 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
8429 (enum dwarf_calling_convention): Likewise.
8430 (enum dwarf_line_number_x_ops): Likewise.
8431 (enum dwarf_call_frame_info): Likewise.
8432 (enum dwarf_source_language): Likewise.
8433 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
8434 (add_calling_convention_attribute): Likewise.
8435 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
8436 (combine_comparisons): Change compcode to int. Add cast to enum type.
8437 * genrecog.c (maybe_both_true_2): Change c to int.
8438 (write_switch): Likewise. Add cast to enum type.
8439 * gimplify.c (gimplify_omp_for): Handle return values from
8440 gimplify_expr using MIN rather than bitwise or.
8441 (gimplify_expr): Add cast to enum type.
8442 * ipa-prop.c (update_jump_functions_after_inlining): Change
8443 IPA_BOTTOM to IPA_JF_UNKNOWN.
8444 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
8445 Add casts to enum type.
8446 (setup_cover_and_important_classes): Change cl to int. Add casts
8448 (setup_class_translate): Change cl and mode to int.
8449 (ira_init_once): Change mode to int.
8450 (free_register_move_costs): Likewise.
8451 (setup_prohibited_mode_move_regs): Add casts to enum type.
8452 * langhooks.c (add_builtin_function_common): Rework assertion that
8453 value fits bitfield.
8454 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
8455 * omega.c (omega_do_elimination): Avoid math on enum types.
8456 * optabs.c (expand_vec_shift_expr): Remove casts to int.
8457 * opts.c (set_debug_level): Change 2 to enum constant. Use new
8458 int local to handle integral_argment value.
8459 * regmove.c (try_auto_increment): Change PUT_MODE to
8461 * reload.c (push_secondary_reload): Add casts to enum type.
8462 (secondary_reload_class, find_valid_class): Likewise.
8463 * reload1.c (emit_input_reload_insns): Likewise.
8464 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
8465 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
8466 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
8468 * tree.c (build_common_builtin_nodes): Add casts to enum type.
8469 * tree-complex.c (complex_lattice_t): Typedef to int rather than
8471 (expand_complex_libcall): Add casts to enum type.
8472 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
8473 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
8474 with ERROR_MARK, not NUM_TREE_CODES.
8475 (vect_create_epilog_for_reduction): Likewise.
8476 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
8477 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
8478 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
8480 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
8481 vect_unused_in_loop. Change 0 to loop_vect.
8482 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
8483 * var-tracking.c (get_init_value): Change return type to enum
8485 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
8486 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
8488 (arm_override_options): Add casts to enum type.
8489 (arm_emit_tls_decoration): Likewise.
8490 * config/i386/i386.c (ix86_function_specific_restore): Add casts
8492 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
8493 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
8494 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
8496 * config/s390/s390.c (code_for_builtin_64): Change to array of
8498 (code_for_builtin_31): Likewise.
8499 (s390_expand_builtin): Change code_for_builtin to enum insn_code
8501 * config/sparc/sparc.c (sparc_override_options): Change value
8502 field in struct code_model to enum cmodel. In initializer change
8503 0 to NULL and add cast to enum type.
8505 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
8506 Change all callers. Issue a -Wc++-compat warning using
8507 lhs_origtype if necessary.
8508 (convert_for_assignment): Issue -Wc++-compat warnings about
8509 invalid conversions to enum type on assignment.
8510 * c-common.h (build_modify_expr): Update declaration.
8512 2009-04-24 Nick Clifton <nickc@redhat.com>
8514 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
8515 (function_arg_advance): Likewise.
8516 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
8519 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
8521 * config/s390/constraints.md ('I', 'J'): Fix condition.
8523 2009-04-24 Diego Novillo <dnovillo@google.com>
8525 * gengtype-parse.c (parse_error): Add newline after message.
8527 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
8529 * config/i386/sse.md (avxmodesuffixs): Removed.
8530 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
8531 (*avx_pinsr<ssevecsize>): This.
8533 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
8535 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
8536 follow chains of regs with a single definition, and allow expressions
8537 that are function_invariant_p.
8538 (simple_rhs_p): Allow expressions that are function_invariant_p.
8540 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
8543 * fold-const.c (fold_cond_expr_with_comparison): When folding
8544 > and >= to MAX, make sure the MAX uses the same type as the
8545 comparison's operands.
8547 2009-04-24 Nick Clifton <nickc@redhat.com>
8549 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
8550 addressing for DImode accesses.
8551 (frv_print_operand_address): Handle PLUS case.
8552 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
8554 2009-04-24 Jakub Jelinek <jakub@redhat.com>
8556 PR rtl-optimization/39794
8557 * alias.c (canon_true_dependence): Add x_addr argument.
8558 * rtl.h (canon_true_dependence): Adjust prototype.
8559 * cse.c (check_dependence): Adjust canon_true_dependence callers.
8560 * cselib.c (cselib_invalidate_mem): Likewise.
8561 * gcse.c (compute_transp): Likewise.
8562 * dse.c (scan_reads_nospill): Likewise.
8563 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
8564 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
8565 canon_base_addr of the group, plus optional offset.
8566 (struct group_info): Rename canon_base_mem to
8568 (get_group_info): Set canon_base_addr to canon_rtx of base, not
8569 canon_rtx of base_mem.
8571 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
8573 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
8574 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
8576 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8578 * config/spu/spu-builtins.h: Delete file.
8580 * config/spu/spu.h (enum spu_builtin_type): Move here from
8582 (struct spu_builtin_description): Likewise. Add GTY marker.
8583 Do not use enum spu_function_code or enum insn_code.
8584 (spu_builtins): Add extern declaration.
8586 * config/spu/spu.c: Do not include "spu-builtins.h".
8587 (enum spu_function_code, enum spu_builtin_type_index,
8588 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
8589 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
8590 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
8591 unsigned_V2DI_type_node): Move here from spu-builtins.h.
8592 (spu_builtin_types): Make static. Add GTY marker.
8593 (spu_builtins): Add extern declaration with GTY marker.
8596 * config/spu/spu-c.c: Do not include "spu-builtins.h".
8597 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
8598 Check programmatically whether all parameters are scalar.
8600 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
8602 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
8604 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
8605 assignment from the constructor either if the target is volatile.
8607 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
8609 * config/arm/arm.md (insv): Do not share operands[0].
8611 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
8613 * config/vxlib-tls.c (active_tls_threads): Delete.
8614 (delete_hook_installed): New.
8615 (tls_delete_hook): Don't delete the delete hook.
8616 (tls_destructor): Delete it here.
8617 (__gthread_set_specific): Adjust installing the delete hook.
8618 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
8619 __gthread_leave_tsd_dtor_context.
8621 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
8623 * c-format.c (gcc_tdiag_char_table): Add support for %E.
8625 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
8627 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
8629 (alpha_rtx_costs): Ditto.
8630 (emit_unlikely_jump): Use add_reg_note.
8631 (emit_frame_store_1): Ditto.
8632 (alpha_expand_prologue): Ditto.
8633 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
8634 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
8636 2009-04-23 Nick Clifton <nickc@redhat.com>
8638 * config/v850/v850.md (epilogue): Remove suppressed code.
8639 (return): Rename to return_simple and remove test of frame size.
8640 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
8641 to gen_return_simple.
8643 2009-04-22 Jing Yu <jingyu@google.com>
8646 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
8648 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8651 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
8652 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
8653 value is a VECTOR_CST, the element type is the element type of the
8656 2009-04-22 DJ Delorie <dj@redhat.com>
8658 * config/m32c/m32c.h: Update GTY annotations to new syntax.
8660 2009-04-22 Jakub Jelinek <jakub@redhat.com>
8662 * alias.c (find_base_term): Move around LO_SUM case, so that
8663 CONST falls through into PLUS/MINUS handling.
8666 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
8667 into 0, use omit_one_operand.
8669 2009-04-23 Ben Elliston <bje@au.ibm.com>
8671 * config/rs6000/linux-unwind.h (get_regs): Remove type
8672 puns. Change the type of `pc' to an array of unsigned ints and
8673 update all users. Constify frame24.
8675 2009-04-22 DJ Delorie <dj@redhat.com>
8677 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
8678 declarations before code.
8679 (current_function_special_page_vector): Likewise.
8680 (m32c_expand_insv): Silence a warning.
8682 2009-04-21 Taras Glek <tglek@mozilla.com>
8684 * alias.c: Update GTY annotations to new syntax.
8685 * basic-block.h: Likewise.
8686 * bitmap.h: Likewise.
8687 * c-common.h: Likewise.
8688 * c-decl.c: Likewise.
8689 * c-parser.c: Likewise.
8690 * c-pragma.c: Likewise.
8691 * c-tree.h: Likewise.
8692 * cfgloop.h: Likewise.
8693 * cgraph.h: Likewise.
8694 * config/alpha/alpha.c: Likewise.
8695 * config/arm/arm.h: Likewise.
8696 * config/avr/avr.h: Likewise.
8697 * config/bfin/bfin.c: Likewise.
8698 * config/cris/cris.c: Likewise.
8699 * config/darwin.c: Likewise.
8700 * config/frv/frv.c: Likewise.
8701 * config/i386/i386.c: Likewise.
8702 * config/i386/i386.h: Likewise.
8703 * config/i386/winnt.c: Likewise.
8704 * config/ia64/ia64.h: Likewise.
8705 * config/iq2000/iq2000.c: Likewise.
8706 * config/mips/mips.c: Likewise.
8707 * config/mmix/mmix.h: Likewise.
8708 * config/pa/pa.c: Likewise.
8709 * config/pa/pa.h: Likewise.
8710 * config/rs6000/rs6000.c: Likewise.
8711 * config/s390/s390.c: Likewise.
8712 * config/sparc/sparc.c: Likewise.
8713 * config/xtensa/xtensa.c: Likewise.
8714 * cselib.h: Likewise.
8715 * dbxout.c: Likewise.
8716 * dwarf2out.c: Likewise.
8717 * except.c: Likewise.
8718 * except.h: Likewise.
8719 * fixed-value.h: Likewise.
8720 * function.c: Likewise.
8721 * function.h: Likewise.
8722 * gimple.h: Likewise.
8723 * integrate.c: Likewise.
8724 * optabs.c: Likewise.
8725 * output.h: Likewise.
8728 * stringpool.c: Likewise.
8729 * tree-data-ref.c: Likewise.
8730 * tree-flow.h: Likewise.
8731 * tree-scalar-evolution.c: Likewise.
8732 * tree-ssa-address.c: Likewise.
8733 * tree-ssa-alias.h: Likewise.
8734 * tree-ssa-operands.h: Likewise.
8737 * varasm.c: Likewise.
8738 * varray.h: Likewise.
8740 * coretypes.h: Do not define GTY macro if it is already defined.
8741 * doc/gty.texi: Update GTY documentation to new syntax.
8742 * gengtype-lex.l: Enforce attribute-like syntax for GTY
8743 annotations on structs.
8744 * gengtype-parse.c: Likewise.
8746 2009-04-22 Mark Heffernan <meheff@google.com>
8748 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
8750 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
8752 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
8755 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
8757 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
8758 the same as a PLUS without a shift. Increase the cost of a
8761 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8763 * Makefile.in: Update dependencies.
8764 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
8765 * errors.h: Remove bogus comment about compatibility.
8766 (warning): Update declaration.
8767 * genautomata.c: Update all calls to warning.
8768 * gimple.c: Do not include errors.h. Include toplev.h.
8769 * tree-ssa-structalias.c: Do not include errors.h.
8770 * omega.c: Likewise.
8771 * tree-ssa-reassoc.c: Likewise.
8772 * config/spu/spu-c.c: Likewise.
8773 * config/spu/t-spu-elf: Update dependencies.
8775 2009-04-22 Richard Guenther <rguenther@suse.de>
8777 PR tree-optimization/39824
8778 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
8779 make sure the types are compatible.
8781 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8784 * c-common.c (c_parse_error): Take a token_flags parameter.
8785 Use token_type for the token type instead.
8786 Pass token_flags to cpp_type2name.
8787 * c-common.h (c_parse_error): Update declaration.
8788 * c-parser.c (c_parser_error): Pass 0 as token flags.
8790 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
8792 PR rtl-optimization/39580
8793 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
8795 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8797 * function.c (expand_function_end): Do not emit a jump to the "naked"
8798 return label for fall-through returns.
8799 * except.c (sjlj_emit_function_exit): Always place the call to the
8800 unregister function at the location installed by expand_function_end.
8802 2009-04-22 Richard Guenther <rguenther@suse.de>
8804 PR tree-optimization/39845
8805 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
8806 (gen_inbound_check): Likewise.
8808 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
8810 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
8812 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
8813 * config/vxlib.c (__gthread_once): Add race guard for PPC.
8815 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
8817 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
8818 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
8819 shift counts to avoid out-of-bounds array accesses.
8821 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
8823 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
8824 (Pmode): Move above.
8826 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
8828 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
8829 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
8830 GET_CODE macro. Use IN_RANGE macro where appropriate.
8831 * config/alpha/alpha.h: Ditto.
8832 * config/alpha/alpha.md: Ditto.
8833 * config/alpha/constraints.md: Ditto.
8834 * config/alpha/predicates.md: Ditto.
8836 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
8838 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
8839 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8840 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8841 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8842 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8843 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8844 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8845 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8846 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8847 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8848 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8849 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8850 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8851 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8852 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8853 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8854 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8855 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8856 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8857 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8858 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8859 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8860 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8861 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8862 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8863 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8864 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8866 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8868 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
8869 references from comments.
8870 * cfgbuild.c: (count_basic_blocks): Delete.
8871 (find_basic_blocks_1): Delete.
8872 (find_basic_blocks): Delete.
8873 * except.c (finish_eh_generation): Make static. Move comment from
8874 except.h here. Remove find_basic_blocks references from comments.
8875 * except.h (finish_eh_generation): Delete.
8876 * basic-block.h (find_basic_blocks): Delete.
8877 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
8879 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
8881 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
8882 (sdbout_parms): Likewise.
8884 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8886 * config/sh/sh.c (prepare_cbranch_operands): Use
8887 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
8888 (expand_cbranchdi4): Likewise.
8889 (from_compare): Add cast to enum type.
8890 (expand_cbranchsi4): Use add_reg_note.
8891 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
8892 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
8893 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
8894 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
8895 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
8896 instead of CODE_FOR_nothing.
8897 (cbranchdi4): Likewise. Fix the order of arguments for
8899 (push_fpscr): Use add_reg_note.
8900 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
8901 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
8903 2009-04-21 Joseph Myers <joseph@codesourcery.com>
8905 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
8906 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
8907 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
8908 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
8909 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
8910 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
8911 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
8912 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
8913 config/alpha/x-vms, config/arc/t-arc,
8914 config/arm/README-interworking, config/arm/arm-c.c,
8915 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
8916 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
8917 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
8918 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
8919 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
8920 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
8921 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
8922 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
8923 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
8924 config/cris/t-elfmulti, config/crx/t-crx,
8925 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
8926 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
8927 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
8928 config/h8300/t-h8300, config/i386/athlon.md,
8929 config/i386/darwin-libgcc.10.4.ver,
8930 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
8931 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
8932 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
8933 config/i386/t-linux64, config/i386/t-nwld,
8934 config/i386/t-rtems-i386, config/i386/t-sol2-10,
8935 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
8936 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
8937 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
8938 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
8939 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
8940 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
8941 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
8942 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
8943 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
8944 config/m68k/t-uclinux, config/mcore/t-mcore,
8945 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
8946 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
8947 config/mips/crtn.asm, config/mips/irix-crti.asm,
8948 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
8949 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
8950 config/mips/mips-fixed.md, config/mips/sb1.md,
8951 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
8952 config/mips/t-iris6, config/mips/t-isa3264,
8953 config/mips/t-libgcc-mips16, config/mips/t-linux64,
8954 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
8955 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
8956 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
8957 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
8958 config/mn10300/t-linux, config/mn10300/t-mn10300,
8959 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
8960 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
8961 config/picochip/libgccExtras/clzsi2.asm,
8962 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
8963 config/rs6000/darwin-libgcc.10.4.ver,
8964 config/rs6000/darwin-libgcc.10.5.ver,
8965 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
8966 config/rs6000/t-aix43, config/rs6000/t-aix52,
8967 config/rs6000/t-darwin, config/rs6000/t-fprules,
8968 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
8969 config/rs6000/t-lynx, config/rs6000/t-netbsd,
8970 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
8971 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
8972 config/rs6000/t-rtems, config/rs6000/t-spe,
8973 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
8974 config/score/t-score-elf, config/sh/divcost-analysis,
8975 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
8976 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
8977 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
8978 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
8979 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
8980 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
8981 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
8982 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
8983 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
8984 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
8985 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
8986 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
8987 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
8988 limitx.h, version.c, xcoff.h: Add copyright and license notices.
8989 * config/h8300/genmova.sh: Include copyright and license notices
8990 in generated output.
8991 * config/h8300/mova.md: Regenerate.
8992 * doc/install.texi2html: Include word "Copyright" in copyright
8993 notice and use name "Free Software Foundation, Inc.".
8994 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
8995 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
8996 ChangeLog-2007, ChangeLog-2008: Correct dates.
8998 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
9000 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
9001 NE_EXPR operations as well.
9002 * c-parser.c (c_parser_condition): Do not set location information on
9004 (c_parser_conditional_expression): Likewise.
9005 (c_parser_binary_expression): Set location information on operators.
9006 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
9007 TRUTH_NOT_EXPR has been folded.
9008 * fold-const.c (fold_truth_not_expr): Copy location information from
9009 the incoming expression to the outgoing one.
9010 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
9011 recursive calls on the LHS of the operator but pass that of the
9012 operator to recursive calls on the RHS of the operator. Set it
9014 (shortcut_cond_expr): Set the locus of the operator on the second
9015 COND_EXPR and that of the expression on the first in degenerate cases.
9016 Pass the locus of the expression to calls to shortcut_cond_r.
9017 Set the locus of the 'then' block on the associated jump, if any.
9018 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
9019 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
9020 expression to call to gimplify_boolean_expr.
9022 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
9024 * config.gcc: Add additional configuration for
9025 i686-w64-mingw* and x86_64-w64-mingw* triplet.
9026 * config/i386/mingw-w64.h: New mingw-w64 specific header.
9027 (CPP_SPEC): Redefine for allowing -municode option.
9028 (STARTFILE_SPEC): Likewise.
9029 * config/i386/t-mingw-w64: New.
9030 * config/i386/mingw-w64.opt: New.
9031 (municode): Add new target option.
9032 * doc/invoke.texi (municode): Add documentation for new option.
9034 2009-04-21 Ian Lance Taylor <iant@google.com>
9036 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9037 Correct test for number of arguments.
9038 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
9040 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
9042 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
9043 argument of emit_library_call.
9045 2009-04-21 Richard Guenther <rguenther@suse.de>
9048 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
9049 inside VIEW_CONVERT_EXPRs.
9051 2009-04-21 Martin Jambor <mjambor@suse.cz>
9053 * tree-switch-conversion.c (build_constructors): Split a long line.
9054 (constructor_contains_same_values_p): New function.
9055 (build_one_array): Create assigns of constants if possible, do not
9056 call mark_sym_for_renaming, call update_stmt.
9057 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
9058 make_rename_temp. Do not call mark_symbols_for_renaming, call
9060 (gen_def_assigns): Do not call mark_symbols_for_renaming or
9061 find_new_referenced_vars, call update_stmt.
9062 (gen_inbound_check): Use create_tmp_var and create ssa names manually
9063 instead of calling make_rename_temp. Do not call
9064 find_new_referenced_vars or mark_symbols_for_renaming, call
9067 2009-04-21 Richard Guenther <rguenther@suse.de>
9069 PR tree-optimization/39827
9070 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
9071 (tree_ssa_phiprop): Pass the correct array size.
9073 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
9075 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
9077 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
9080 * c-typeck.c (lvalue_p): Move declaration ...
9081 * c-common.h (lvalue_p): ... to here.
9082 * c-common.c (candidate_equal_p): New.
9083 (add_tlist): Use it.
9084 (merge_tlist): Use it.
9085 (warn_for_collisions_1): Likewise.
9086 (warning_candidate_p): Accept more candidates.
9087 (verify_tree): A warning candidate can be an expression. Use
9090 2009-04-21 Ben Elliston <bje@au.ibm.com>
9093 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
9094 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
9095 options. Remove -mcall-solaris documentation.
9097 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9100 * doc/invoke.texi (-Wlong-long): Update description.
9101 * c-lex (interpret_integer): Only warn if there was no previous
9102 overflow and -Wlong-long is enabled.
9103 * c-decl.c (declspecs_add_type): Drop redundant flags.
9104 * c.opt (Wlong-long): Init to -1.
9105 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
9106 and front-end warn_long_long. Wlong-long only depends on other
9107 flags if it is uninitialized.
9108 * c-parser.c (disable_extension_diagnostics): warn_long_long is
9109 the same for CPP and FE.
9110 (restore_extension_diagnostics): Likewise.
9112 2009-04-20 Ian Lance Taylor <iant@google.com>
9114 Fix enum conversions which are invalid in C++:
9115 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
9116 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
9117 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
9118 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
9119 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
9120 (dbxout_parms): Likewise.
9121 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
9122 (df_clear_flags): Likewise.
9123 * df-problems.c (df_rd_bb_local_compute_process_def): Change
9124 top_flag parameter to int.
9125 (df_chain_create_bb_process_use): Likewise.
9126 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
9128 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
9129 (df_ref_create_structure, df_def_record_1): Likewise.
9130 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
9131 (df_notes_rescan): Change 0 to VOIDmode in function call.
9132 (df_get_call_refs, df_insn_refs_collect): Likewise.
9133 (df_bb_regs_collect): Likewise.
9134 (df_entry_block_defs_collect): Likewise.
9135 (df_exit_block_uses_collect): Likewise.
9136 * df.h: Update declarations.
9137 * double-int.c (double_int_divmod): Add cast to enum type.
9138 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
9139 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
9140 (based_loc_descr): Likewise.
9141 (loc_descriptor_from_tree_1): Change first_op and second_op to
9142 enum dwarf_location_atom. Add cast to enum type.
9143 * expmed.c (init_expmed): Change 0 to SET in function call.
9144 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
9145 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
9146 (do_store_flag): Likewise.
9147 * fixed-value.h (struct fixed_value): Change mode to enum
9149 * function.c (assign_parms): Change 0 to VOIDmode in function call.
9150 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
9152 (insert_insn_decl, insert_decl, insert_state): Likewise.
9153 (automata_list_finish): Likewise.
9154 * genrecog.c (process_define_predicate): Add cast to enum type.
9155 * gensupport.c (init_predicate_table): Add cast to enum type.
9156 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
9158 (gimple_build_call_1, gimple_build_label): Likewise.
9159 (gimple_build_goto, gimple_build_asm_1): Likewise.
9160 (gimple_build_switch_1, gimple_build_cdt): Likewise.
9161 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
9162 (enum fallback): Rename from enum fallback_t.
9163 (fallback_t): Typedef as int.
9164 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
9165 GSI_SAME_STMT in function call.
9166 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
9168 (setup_reg_class_relations): Likewise.
9169 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
9170 (setup_prohibited_class_mode_regs): Add cast to enum type.
9171 (setup_prohibited_mode_move_regs): Likewise.
9172 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
9173 (record_address_regs): Change i to enum reg_class.
9174 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
9175 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
9176 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
9177 (GET_MODE_2XWIDER_MODE): Likewise.
9178 (GET_CLASS_NARROWEST_MODE): Likewise.
9179 * omp-low.c (expand_omp_for): Add cast to enum type.
9180 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
9181 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
9182 * postreload.c (reload_cse_simplify_operands): Change rclass local
9184 * predict.c (combine_predictions_for_insn): Change best_predictor
9185 and predictor to enum br_predictor.
9186 (combine_predictions_for_bb): Likewise.
9187 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
9188 use SET_PREDICT_EXPR_OUTCOME.
9189 * real.c (real_arithmetic): Change icode to code in function call.
9190 * reginfo.c (init_move_cost): Add casts to enum type.
9191 (init_reg_sets_1, init_fake_stack_mems): Likewise.
9192 * regmove.c (regclass_compatible_p): Change class0 and class1 to
9194 * reload.c (find_valid_class): Add casts to enum type.
9195 (push_reload): Change 0 to NO_REGS in function call.
9196 (find_reloads): Change this_alternative to array of enum
9197 reg_class. Remove some now-unnecessary casts.
9198 (make_memloc): Change 0 to VOIDmode in function call.
9199 * reload1.c (reload): Change 0 to VOIDmode in function call.
9200 (eliminate_regs_1, elimination_effects): Likewise.
9201 (eliminate_regs_in_insn): Likewise.
9202 (emit_input_reload_insns): Add cast to enum type.
9203 (delete_output_reload): Change 0 to VOIDmode in function call.
9204 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
9205 to enum type in function call.
9206 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
9207 (SET_PREDICT_EXPR_OUTCOME): Define.
9208 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
9209 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
9210 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
9211 (dump_function): Likewise.
9212 * tree-dump.h: Update declarations.
9213 * tree-pass.h: Update declarations.
9214 * varasm.c (assemble_integer): Change mclass to enum mode_class.
9215 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
9217 (arm_rtx_costs_1): Correct parenthesization.
9218 (arm_rtx_costs): Add casts to enum type.
9219 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
9220 (vfp_emit_fstmd): Use add_rg_note.
9221 (emit_multi_reg_push, emit_sfm): Likewise.
9222 (thumb_set_frame_pointer): Likewise.
9223 (arm_expand_prologue): Likewise.
9224 (arm_regno_class): Change return type to enum reg_class.
9225 (thumb1_expand_prologue): Use add_reg_note.
9226 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
9227 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
9229 * config/arm/gentune.sh: Add cast to enum type.
9230 * config/arm/arm-tune.md: Rebuild.
9231 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
9232 (ix86_split_fp_branch, predict_jump): Likewise.
9233 (ix86_expand_multi_arg_builtin): Change sub_code from enum
9234 insn_code to enum rtx_code.
9235 (ix86_builtin_vectorized_function): Add cast to enum type.
9236 * config/i386/i386.md (truncdfsf2): Change slot to enum
9238 (truncxf<mode>2, isinf<mode>2): Likewise.
9239 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
9241 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
9242 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
9243 (insert_bundle_state): Change 1 to INSERT in function call.
9244 (ia64_add_bundle_selector_before): Likewise.
9245 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
9246 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
9247 (restore_stack_nonlocal): Likewise.
9248 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
9250 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
9252 (mips_rtx_costs): Likewise.
9253 (mips_override_options): Add casts to enum type.
9254 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
9256 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
9257 (store_reg, set_reg_plus_d): Likewise.
9258 (hppa_expand_prologue, hppa_profile_hook): Likewise.
9259 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
9261 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
9263 (emit_unlikely_jump): Use add_reg_note.
9264 (rs6000_emit_allocate_stack): Likewise.
9265 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
9266 (output_toc): Change 1 to INSERT in function call.
9267 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
9268 (rs6000_initialize_trampoline): Likewise.
9269 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
9271 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
9272 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
9273 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
9274 (save_gprs): Use add_reg_note.
9275 (s390_emit_prologue): Likewise.
9276 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
9277 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
9278 (sparc_fold_builtin): Add cast to enum type.
9279 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
9281 (spu_expand_prologue): Use add_reg_note.
9282 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
9284 2009-04-20 Ian Lance Taylor <iant@google.com>
9286 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
9287 (c_parser_postfix_expression_after_primary): Get VEC for list of
9288 arguments. Get original types of arguments. Call
9289 build_function_call_vec.
9290 (cached_expr_list_1, cached_expr_list_2): New static variables.
9291 (c_parser_expr_list): Change return type to VEC *. Add
9292 p_orig_types parameter. Change all callers.
9293 (c_parser_release_expr): New static function.
9294 (c_parser_vec_to_tree_list): New static function.
9295 * c-typeck.c (build_function_call): Rewrite to build a VEC and
9296 call build_function_call_vec.
9297 (build_function_call_vec): New function, based on old
9298 build_function_call.
9299 (convert_arguments): Remove nargs and argarray parameters. Change
9300 values to a VEC. Add origtypes parameter.
9301 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
9302 (convert_for_assignment): Add origtype parameter. Change all
9303 callers. If warn_cxx_compat, check for conversion to an enum
9304 type when calling a function.
9305 (store_init_value): Add origtype parameter. Change all callers.
9306 (digest_init): Likewise.
9307 (struct init_node): Add origtype field.
9308 (add_pending_init): Add origtype parameter. Change all callers.
9309 (output_init_element): Likewise.
9310 (output_pending_init_elements): Pass origtype from init_node to
9311 output_init_element.
9312 (process_init_element): Pass origtype from c_expr to
9313 output_init_element.
9314 (c_finish_return): Add origtype parameter. Change all callers.
9315 * c-common.c (sync_resolve_size): Change params to VEC *. Change
9317 (sync_resolve_params): Likewise.
9318 (sync_resolve_return): Change params to first_param. Change caller.
9319 (resolve_overloaded_builtins): Change params to VEC *. Change
9320 callers. Save first parameter around call to build_function_call_vec.
9321 * c-decl.c (finish_decl): Add origtype parameter. Change all
9322 callers. Call build_function_call_vec rather than
9323 build_function_call for cleanup.
9324 * c-tree.h: Update declarations.
9325 * c-common.h: Update declarations.
9326 * stub-objc.c (objc_rewrite_function_call): Change parameter from
9327 params to first_param.
9328 * target.h (struct gcc_target): Change resolve_overloaded_builtin
9329 params parameter from tree to void *.
9330 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9331 Change arglist parameter to have type void *, and to be a pointer
9333 * config/rs6000/rs6000-protos.h
9334 (altivec_resolve_overloaded_builtin): Update declaration.
9335 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
9336 fnargs parameter to have type void *, and to be a pointer to a
9337 VEC. Call build_function_call_vec instead of
9338 build_function_call.
9339 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
9341 2009-04-20 Joey Ye <joey.ye@intel.com>
9342 Xuepeng Guo <xuepeng.guo@intel.com>
9343 H.J. Lu <hongjiu.lu@intel.com>
9345 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
9347 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
9348 (IX86_LEA_PRIORITY): Likewise.
9349 (distance_non_agu_define): New function.
9350 (distance_agu_use): Likewise.
9351 (ix86_lea_for_add_ok): Likewise.
9352 (ix86_dep_by_shift_count): Likewise.
9354 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
9355 should split for LEA.
9357 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
9359 (ix86_dep_by_shift_count): Likewise.
9361 2009-04-20 Richard Guenther <rguenther@suse.de>
9363 * expr.c (handled_component_p): Move ...
9364 * tree.h (handled_component_p): ... here.
9365 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
9366 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
9367 and REALPART_EXPR to be in one group.
9369 2009-04-20 Richard Guenther <rguenther@suse.de>
9371 * basic-block.h (get_all_dominated_blocks): Declare.
9372 * dominance.c (get_all_dominated_blocks): New function.
9373 * tree-cfg.c (get_all_dominated_blocks): Remove.
9374 (remove_edge_and_dominated_blocks): Adjust.
9375 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
9376 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
9377 instead of recursing.
9379 2009-04-20 Doug Kwan <dougkwan@google.com>
9381 * cgraph.h (cgraph_node_ptr): New type for vector functions.
9382 (struct cgraph_node_set_def): New type.
9383 (cgraph_node_set) New type. Also declare vector functions.
9384 (struct cgraph_node_set_element_def): New type.
9385 (cgraph_node_set_element): Ditto.
9386 (cgraph_node_set_iterator): New iterator type.
9387 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
9388 cgraph_node_set_remove, dump_cgraph_node_set,
9389 debug_cgraph_node_set): New prototypes.
9390 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
9391 cgraph_node_set_size): New inlines.
9392 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
9394 (struct ipa_opt_pass): Add struct cgraph_node_set_def
9395 argument to function 'write_summary'.
9396 * ipa.c: Include ggc.h.
9397 (hash_cgraph_node_set_element,
9398 eq_cgraph_node_set_element, cgraph_node_set_new,
9399 cgraph_node_set_add, cgraph_node_set_remove,
9400 cgraph_node_set_find, dump_cgraph_node_set,
9401 debug_cgraph_node_set): New functions.
9402 * Makefile.in (ipa.o): Add dependency on GGC_H.
9404 2009-04-20 Ira Rosen <irar@il.ibm.com>
9406 PR tree-optimization/39675
9407 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
9408 check of the return code of vect_schedule_slp. Check that
9409 stmt_vec_info still exists for the statement, before checking its
9412 2009-04-20 Michael Matz <matz@suse.de>
9414 * Makefile.in (generated_files): Take out $(simple_generated_c).
9416 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
9418 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
9419 (UINTPTR_TYPE): Likewise.
9421 2009-04-19 Joseph Myers <joseph@codesourcery.com>
9424 * c-typeck.c (digest_init): Check for initializing an array with a
9427 2009-04-19 Joseph Myers <joseph@codesourcery.com>
9430 * c-semantics.c (pop_stmt_list): Propagate
9431 STATEMENT_LIST_HAS_LABEL to parent statement list.
9433 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
9435 * config/mips/mips.h (mips_tune_attr): New macro.
9436 * config/mips/mips.md (cpu): Use it.
9438 2009-04-19 Joseph Myers <joseph@codesourcery.com>
9441 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
9444 2009-04-19 Diego Novillo <dnovillo@google.com>
9446 * toplev.c (compile_file): Move call to coverage_finish ...
9447 * cgraphunit.c (ipa_passes): ... here.
9448 Call cgraph_process_new_functions.
9449 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
9450 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
9452 2009-04-19 Jan Hubicka <jh@suse.cz>
9454 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
9456 (dump_cgraph_node): Dump can throw external flag.
9457 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
9459 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9463 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
9464 * common.opt (Wlogical-op): Move from here...
9465 * c.opt (Wlogical-op): ... to here.
9466 * c-typeck.c (parser_build_binary_op): Update call to
9467 warn_logical_operator.
9468 * c-opts.c (c_common_post_options): Enable warn_logical_op with
9470 * c-common.c (warn_logical_op): Update.
9471 * c-common.h (warn_logical_op): Update declaration.
9473 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
9475 * tree.c (protected_set_expr_location): Fix formatting.
9477 2009-04-18 Joseph Myers <joseph@codesourcery.com>
9480 * c-typeck.c (readonly_warning): new.
9481 (build_unary_op, build_modify_expr): Use readonly_warning for
9482 storing into something readonly but not const-qualified.
9484 2009-04-18 Joseph Myers <joseph@codesourcery.com>
9487 * c-typeck.c (build_unary_op): Check for taking address of
9488 expression of type void.
9490 2009-04-18 Joseph Myers <joseph@codesourcery.com>
9493 * c-typeck.c (build_function_call): Check for calling a function
9494 with qualified void return types. Call require_complete_type when
9497 2009-04-18 Jan Hubicka <jh@suse.cz>
9499 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
9501 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
9502 can_throw_external flag.
9503 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
9504 * ipa-pure-const.c (ignore_edge): New function.
9505 (propagate): Compute order for NOTHROW computation; set NOTHROWs
9506 only over can_throw_external edges.
9507 (local_pure_const): Add nothrow flag.
9508 * ipa-utils.c (searchc): Add ignore_edge callback.
9509 (ipa_utils_reduced_inorder): Add ignore_edge callback.
9510 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
9511 (set_nothrow_function_flags): Update cgraph.
9512 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
9514 2009-04-18 Richard Guenther <rguenther@suse.de>
9517 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
9518 (fold_stmt): ... this and ...
9519 (fold_stmt_inplace): ... this.
9520 (fold_stmt_1): Fold references in calls and asms.
9521 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
9523 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9525 * tree-vrp.c (ssa_name_nonzero_p): Remove.
9526 * tree.h: Remove the prototype for ssa_name_nonzero_p.
9528 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9530 * tree.c (function_args_count): Remove.
9531 * tree.h: Remove the prototype for function_args_count.
9533 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9535 * tree-iterator.c (expr_only): Remove.
9536 * tree.h: Remove the prototype for expr_only.
9538 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9540 * reginfo.c (cannot_change_mode_set_regs): Remove.
9541 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
9543 2009-04-08 Anatoly Sokolov <aesok@post.ru>
9545 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
9546 whether operands 0 and 1 overlaps.
9548 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
9551 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
9552 pointer. Use warning_at instead of warning.
9553 (search_for_addr_array): Likewise.
9554 (check_array_bounds): Likewise.
9555 (check_all_array_refs): Check that the incoming edge is not in the
9556 list of edges to be removed.
9557 (check_all_array_refs): Avoid the temporal pointer.
9558 (vrp_visit_cond_stmt): Fix typo.
9559 (simplify_switch_using_ranges): Handle the case where the switch
9560 index is an integer constant.
9562 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
9564 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
9566 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9568 * doc/extend.texi, doc/invoke.texi: Fix typos.
9570 2009-04-17 Cary Coutant <ccoutant@google.com>
9572 * tree-flow-inline.h (get_lineno): Fix inverted test.
9574 2009-04-17 Diego Novillo <dnovillo@google.com>
9576 * tree-ssa-pre.c (create_expression_by_pieces): Remove
9577 assertion for AVAIL_OUT.
9579 2009-04-17 Mike Frysinger <vapier@gentoo.org>
9582 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
9583 * config/sh/linux-atomic.asm: Likewise.
9585 2009-04-17 Diego Novillo <dnovillo@google.com>
9587 * except.c (debug_eh_tree): New.
9588 (struct eh_region, struct eh_status): Move ...
9589 * except.h: ... here.
9590 (add_type_for_runtime): Declare extern.
9591 (lookup_type_for_runtime): Likewise.
9592 (debug_eh_tree): Declare.
9593 * Makefile.in (GTFILES): List except.h before except.c
9595 2009-04-17 Diego Novillo <dnovillo@google.com>
9597 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
9598 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
9599 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
9600 (find_vars_r): ... here.
9601 * tree-flow.h (find_referenced_vars_in): Declare.
9602 * tree-ssa-pre.c (create_expression_by_pieces): Assert
9603 that AVAIL_OUT exists for BLOCK.
9604 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
9605 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
9606 (tree-parloops.o): Likewise.
9608 2009-04-17 Simon Baldwin <simonb@google.com>
9610 * toplev.c (default_tree_printer): Add handling for %E format.
9612 2009-04-17 Diego Novillo <dnovillo@google.com>
9614 * tree-pretty-print.c (dump_generic_node): Add break after
9615 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
9616 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
9617 FUNCTION_TYPE together. Call print_struct_decl when printing
9618 structures and TDF_SLIM is not given.
9619 (print_struct_decl): Fix logic for detecting recursion.
9621 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
9624 * gcc.c (create_at_file): New.
9625 (compile_input_file_p): New.
9626 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
9627 * main.c (main): Update call to toplev_main.
9628 * toplev.c (toplev_main): Change signature. Call expandargv.
9629 * toplev.h (toplev_main): Change signature.
9631 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
9633 * dwarf2out.c (field_byte_offset): Use the type size as the field size
9634 if the latter is not constant.
9636 2009-04-17 David Edelsohn <edelsohn@gnu.org>
9638 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
9640 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
9642 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
9643 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
9645 2009-04-17 Richard Guenther <rguenther@suse.de>
9647 * tree-ssa-structalias.c (get_constraint_for_component_ref):
9648 Handle component references view-converting an invariant address.
9650 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
9652 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
9653 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
9654 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
9655 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
9656 Use @deftypevr rather than @deftypevar.
9658 2009-04-17 Richard Guenther <rguenther@suse.de>
9660 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
9661 (get_prop_source_stmt): Likewise.
9662 (can_propagate_from): Likewise.
9664 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
9666 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
9667 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
9668 (--with-multilib-list): Add default value.
9669 * configure: Regenerate.
9670 * Makefile.in (TM_ENDIAN_CONFIG): Define.
9671 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
9672 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
9673 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
9674 Don't add default cpu to multilib list unnecessarily, but do enable
9675 the relevant compiler option..
9676 Add support for --with-multilib-list=<blank> and
9677 --with-multilib-list=!<somelib> to supress unwanted multilibs.
9678 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
9679 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
9680 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
9682 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
9683 (MULTILIB_OSDIRNAMES): New variable.
9684 * config/sh/t-1e: Delete file.
9685 * config/sh/t-mlib-sh1: Delete file.
9686 * config/sh/t-mlib-sh2: Delete file.
9687 * config/sh/t-mlib-sh2a: Delete file.
9688 * config/sh/t-mlib-sh2a-nofpu: Delete file.
9689 * config/sh/t-mlib-sh2a-single: Delete file.
9690 * config/sh/t-mlib-sh2a-single-only: Delete file.
9691 * config/sh/t-mlib-sh2e: Delete file.
9692 * config/sh/t-mlib-sh3e: Delete file.
9693 * config/sh/t-mlib-sh4: Delete file.
9694 * config/sh/t-mlib-sh4-nofpu: Delete file.
9695 * config/sh/t-mlib-sh4-single: Delete file.
9696 * config/sh/t-mlib-sh4-single-only: Delete file.
9697 * config/sh/t-mlib-sh4a: Delete file.
9698 * config/sh/t-mlib-sh4a-nofpu: Delete file.
9699 * config/sh/t-mlib-sh4a-single: Delete file.
9700 * config/sh/t-mlib-sh4a-single-only: Delete file.
9701 * config/sh/t-mlib-sh4al: Delete file.
9702 * config/sh/t-mlib-sh5-32media: Delete file.
9703 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
9704 * config/sh/t-mlib-sh5-64media: Delete file.
9705 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
9706 * config/sh/t-mlib-sh5-compact: Delete file.
9707 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
9708 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
9709 * doc/install.texi (Options specification): Add
9710 --with-multilib-list and --with-endian.
9712 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
9714 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
9716 (OBJS-common): Add plugin-version.o.
9717 (plugin-version.o): New.
9718 * gcc-plugin.h (plugin_gcc_version): New.
9719 (plugin_default_version_check): New.
9720 (plugin_init_func, plugin_init): Add version argument.
9721 * plugin-version.c: New.
9722 * plugin.c (str_plugin_gcc_version_name): New.
9723 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
9724 pass it to the init function.
9725 (plugin_default_version_check): New.
9727 2009-04-17 Richard Guenther <rguenther@suse.de>
9729 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
9730 for decl-vs-decl disambiguation.
9732 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
9734 * config/s390/s390.h (s390_tune_attr): New macro definition.
9735 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
9737 2009-04-17 Richard Guenther <rguenther@suse.de>
9739 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
9740 (fold_stmt_r): Likewise.
9741 (maybe_fold_reference): New function.
9742 (fold_gimple_assign): Handle cases fold_stmt_r did.
9743 (fold_stmt): Do not use fold_stmt_r.
9744 (fold_stmt_inplace): Likewise.
9746 2009-04-17 Richard Guenther <rguenther@suse.de>
9748 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
9749 (record_equivalences_from_stmt): Remove useless checks and
9751 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
9752 the type is already suitable.
9754 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
9756 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
9758 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
9760 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
9761 (CMPtype): Define as __gcc_CMPtype.
9763 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
9765 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
9766 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
9768 2009-04-17 Richard Guenther <rguenther@suse.de>
9770 PR tree-optimization/39746
9771 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
9772 special-casing for builtins and static variable use/def.
9773 (call_may_clobber_ref_p_1): Likewise.
9775 2009-04-16 Ian Lance Taylor <iant@google.com>
9777 * df.h: Include "timevar.h".
9778 (struct df_problem): Change tv_id field to timevar_id_t.
9779 * tree-pass.h: Include "timevar.h".
9780 (struct opt_pass): Change tv_id field to timevar_id_t.
9781 * timevar.h (timevar_id_t): Define TV_NONE.
9782 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
9783 TV_NONE rather than tv_id != 0.
9784 (execute_one_pass): Likewise.
9785 * Makefile.in (DF_H): Add $(TIMEVAR_H).
9786 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
9787 dependencies to $(TREE_PASS_H).
9788 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
9790 (pass_branch_target_load_optimize2): Likewise.
9791 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
9792 (pass_outof_cfg_layout_mode): Likewise.
9793 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
9794 (pass_rebuild_cgraph_edges): Likewise.
9795 (pass_remove_cgraph_callee_edges): Likewise.
9796 * df-core.c (pass_df_initialize_opt): Likewise.
9797 (pass_df_initialize_no_opt): Likewise.
9798 (pass_df_finish): Likewise.
9799 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
9800 * except.c (pass_set_nothrow_function_flags): Likewise.
9801 (pass_convert_to_eh_region_ranges): Likewise.
9802 * final.c (pass_compute_alignments): Likewise.
9803 * function.c (pass_instantiate_virtual_regs): Likewise.
9804 (pass_init_function): Likewise.
9805 (pass_leaf_regs): Likewise.
9806 (pass_match_asm_constraints): Likewise.
9807 * gimple-low.c (pass_lower_cf): Likewise.
9808 (pass_mark_used_blocks): Likewise.
9809 * init-regs.c (pass_initialize_regs): Likewise.
9810 * integrate.c (pass_initial_value_sets): Likewise.
9811 * ira.c (pass_ira): Likewise.
9812 * jump.c (pass_cleanup_barriers): Likewise.
9813 * omp-low.c (pass_expand_omp): Likewise.
9814 (pass_lower_omp): Likewise.
9815 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
9816 * recog.c (pass_split_all_insns): Likewise.
9817 (pass_split_after_reload): Likewise.
9818 (pass_split_before_regstack): Likewise.
9819 (pass_split_before_sched2): Likewise.
9820 (pass_split_for_shorten_branches): Likewise.
9821 * reginfo.c (pass_reginfo_init): Likewise.
9822 (pass_subregs_of_mode_init): Likewise.
9823 (pass_subregs_of_mode_finish): Likewise.
9824 * passes.c (pass_postreload): Likewise.
9825 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
9826 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
9827 (pass_warn_function_return): Likewise.
9828 (pass_warn_function_noreturn): Likewise.
9829 * tree-complex.c (pass_lower_complex): Likewise.
9830 (pass_lower_complex_O0): Likewise.
9831 * tree-if-conv.c (pass_if_conversion): Likewise.
9832 * tree-into-ssa.c (pass_build_ssa): Likewise.
9833 * tree-mudflap.c (pass_mudflap_1): Likewise.
9834 (pass_mudflap_2): Likewise.
9835 * tree-nomudflap.c (pass_mudflap_1): Likewise.
9836 (pass_mudflap_2): Likewise.
9837 * tree-nrv.c (pass_return_slot): Likewise.
9838 * tree-object-size.c (pass_object_sizes): Likewise.
9839 * tree-optimize.c (pass_all_optimizations): Likewise.
9840 (pass_early_local_passes): Likewise.
9841 (pass_all_early_optimizations): Likewise.
9842 (pass_cleanup_cfg): Likewise.
9843 (pass_cleanup_cfg_post_optimizing): Likewise.
9844 (pass_free_datastructures): Likewise.
9845 (pass_free_cfg_annotations): Likewise.
9846 (pass_fixup_cfg): Likewise.
9847 (pass_init_datastructures): Likewise.
9848 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
9849 (pass_late_warn_uninitialized): Likewise.
9850 (pass_update_address_taken): Likewise.
9851 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
9852 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
9853 (pass_cse_sincos): Likewise.
9854 (pass_convert_to_rsqrt): Likewise.
9855 * tree-ssa-structalias.c (pass_build_alias): Likewise.
9856 * tree-stdarg.c (pass_stdarg): Likewise.
9857 * tree-tailcall.c (pass_tail_recursion): Likewise.
9858 (pass_tail_calls): Likewise.
9859 * tree-vect-generic.c (pass_lower_vector): Likewise.
9860 (pass_lower_vector_ssa): Likewise.
9861 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
9863 2009-04-16 Joseph Myers <joseph@codesourcery.com>
9865 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
9867 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
9869 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
9870 logical and signext.
9872 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
9875 * config/sh/predicates.md (arith_operand): Check if the operand
9876 of TRUNCATE is a REG.
9878 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9880 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
9881 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
9883 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9885 * tree-iterator.c (tsi_split_statement_list_after,
9886 tsi_split_statement_list_before): Remove.
9887 * tree-iterator.h: Remove the prototypes for
9888 tsi_split_statement_list_after and tsi_split_statement_list_before.
9890 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9892 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
9893 * tree-ssa-propagate.h: Remove the prototype for
9894 stmt_makes_single_load.
9896 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9898 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
9899 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
9901 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9903 * tree-iterator.c (EXPR_LAST_BODY): Remove.
9905 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9907 * except.c (eh_region_outer_p): Remove.
9908 * except.h: Remove the prototype for eh_region_outer_p.
9910 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9912 * function.c (current_function_assembler_name): Remove.
9913 * function.h: Remove the prototype for
9914 current_function_assembler_name.
9916 2009-04-16 Ian Lance Taylor <iant@google.com>
9918 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
9919 (add_reg_note): Call alloc_reg_note.
9920 * rtl.h (alloc_reg_note): Declare.
9921 * combine.c (try_combine): Use alloc_reg_note.
9922 (recog_for_combine, move_deaths): Likewise.
9923 (distribute_notes): Use alloc_reg_note and add_reg_note.
9924 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
9925 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
9926 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
9928 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
9930 PR rtl-optimization/39762
9931 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
9932 ira_may_move_out_cost): Add comments about way of their usage.
9933 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
9935 * ira-conflicts.c (process_regs_for_copy): Use function
9936 ira_get_register_move_cost instead of global
9937 ira_register_move_cost.
9939 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
9940 color_pass, move_spill_restore, update_curr_costs): Ditto.
9942 * ira-lives.c (process_single_reg_class_operands): Ditto.
9944 * ira-emit.c (emit_move_list): Ditto.
9946 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
9947 (record_reg_classes): Ditto. Use functions
9948 ira_get_register_move_cost and ira_get_may_move_cost instead of
9949 global vars ira_register_move_cost, ira_may_move_out_cost and
9950 ira_may_move_in_cost.
9951 (record_address_regs): Don't call ira_init_register_move_cost.
9952 Use function ira_get_may_move_cost instead of global
9953 ira_may_move_in_cost.
9954 (process_bb_node_for_hard_reg_moves): Use function
9955 ira_get_register_move_cost instead of global ira_register_move_cost.
9956 (ira_costs): Don't call ira_init_register_move_cost.
9958 2009-04-16 Richard Guenther <rguenther@suse.de>
9960 * tree-cfg.c (verify_gimple_assign_binary):
9961 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
9962 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
9963 (create_general_new_stmt): Note that this function is broken.
9965 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
9967 * common.opt (fhelp): Add Var(help_flag).
9968 * gcc-plugin.h (plugin_info): Add help.
9969 * plugin.c (plugin_name_args): Add help.
9970 (register_plugin_info): Set plugin->help.
9971 (print_help_one_plugin): New.
9972 (print_plugins_help): New.
9973 * plugin.h (print_plugins_help): New.
9974 * toplev.c (toplev_main): Call print_plugins_help if needed.
9976 2009-04-16 Richard Guenther <rguenther@suse.de>
9978 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
9979 (gimple_ior_addresses_taken_1): New function.
9980 (gimple_ior_addresses_taken): Likewise.
9981 * gimple.h (struct gimple_statement_with_ops_base): Remove
9982 addresses_taken member.
9983 (gimple_ior_addresses_taken): Declare.
9984 (gimple_addresses_taken, gimple_addresses_taken_ptr,
9985 gimple_set_addresses_taken): Remove.
9986 * ipa-reference.c (mark_address): New function.
9987 (scan_stmt_for_static_refs): Use it for marking addresses taken.
9988 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
9989 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
9990 (gimple_add_to_addresses_taken): Remove.
9991 (get_tmr_operands): Call mark_address_taken.
9992 (get_asm_expr_operands): Likewise.
9993 (get_expr_operands): Likewise.
9994 (build_ssa_operands): Do not clear the addresses_taken bitmap.
9995 (free_stmt_operands): Do not free it.
9996 * tree-ssa.c (delete_tree_ssa): Likewise.
9997 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
9999 2009-04-16 Richard Guenther <rguenther@suse.de>
10001 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
10002 (walk_stmt_load_store_ops): Likewise.
10003 * gimple.c (get_base_loadstore): New function.
10004 (walk_stmt_load_store_addr_ops): Likewise.
10005 (walk_stmt_load_store_ops): Likewise.
10006 * ipa-pure-const.c (check_op): Simplify.
10007 (check_load, check_store): New functions.
10008 (check_stmt): Use walk_stmt_load_store_ops.
10009 * ipa-reference.c (mark_load): Adjust signature.
10010 (mark_store): Likewise.
10011 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
10013 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
10015 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
10016 (plugin_info): New.
10017 * opts.c (common_handle_option): Don't call print_version.
10018 * plugin.c (plugin_name_args): Add version.
10019 (register_plugin_info): New.
10020 (register_callback): Handle PLUGIN_INFO.
10021 (try_init_one_plugin): New.
10022 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
10024 (finalize_one_plugin): New.
10025 (finalize_plugins): New.
10026 (print_one_plugin): New.
10027 (print_plugins_versions): New.
10028 * plugin.h (print_plugins_versions): New.
10029 (finalize_plugins): New.
10030 * toplev.c (compile_file): Don't call initialize_plugins.
10031 (print_version): Call print_plugins_versions.
10032 (toplev_main): Call initialize_plugins. Print version if needed.
10033 Call finalize_plugins.
10035 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
10037 * common.opt (fversion): New.
10038 * gcc.c (print_version): New.
10039 (process_command): Don't print the version. Just set print_version.
10040 (main): Print version. Call subprocesses if print_version and
10041 verbose_flag are set.
10042 * opts.c (common_handle_option): Handle OPT_fversion.
10044 2009-04-16 Richard Guenther <rguenther@suse.de>
10045 Ira Rosen <irar@il.ibm.com>
10047 PR tree-optimization/39698
10048 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
10049 type of the reduction variable. Only generate the def if
10052 * omp-low.c (expand_omp_for_generic): When converting to a pointer
10053 make sure to first convert to an integer of the same precision.
10054 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
10055 the type of the evolution correctly in computing the new
10056 induction variable base.
10058 2009-04-16 Richard Guenther <rguenther@suse.de>
10060 PR middle-end/39625
10061 * tree-cfg.c (make_blocks): Split statements with to-be
10062 abnormal SSA names on the lhs.
10064 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
10066 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
10067 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
10068 * c-typeck.c (really_start_incremental_init): Likewise.
10069 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
10070 (TARGET_INITIALIZER): Remove it.
10071 * target.h (struct target): Remove vector_opaque_p.
10072 * tree.c (build_opaque_vector_type): New.
10073 * tree.h (TYPE_VECTOR_OPAQUE): New.
10074 (build_opaque_vector_type): Declare.
10075 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
10076 * config/rs6000/rs6000.c (build_opaque_vector_type,
10077 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
10078 (rs6000_init_builtins): Use build_opaque_vector_type for
10079 opaque_V4SI_type_node.
10081 2009-04-15 Catherine Moore <clm@codesourcery.com>
10083 * debug.h (set_name): Declare.
10084 * dwarf2out.c (dwarf2out_set_name): Declare.
10085 (dwarf2_debug_hooks): Add set_name.
10086 (find_AT_string): New.
10087 (add_AT_string): Call find_AT_string.
10088 (dwarf2out_set_name): New.
10089 * cp/decl.c (grokdeclarator): Call set_name.
10090 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
10091 * debug.c (do_nothing_debug_hooks): Likewise.
10092 * dbxout.c (dbx_debug_hooks): Likewise.
10093 * sdbout.c (sdb_debug_hooks): Likewise.
10095 2009-04-15 Michael Eager <eager@eagercon.com>
10097 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
10098 reg for single-precision FPU.
10099 * config/rs6000/rs6000.md (movsi_internal1): Only for
10100 !TARGET_SINGLE_FPU.
10101 (movsi_internal1_single): New. Add pattern to move SI values to/from
10102 single-precision FP regs.
10104 2009-04-15 Richard Guenther <rguenther@suse.de>
10106 * omp-low.c (lower_rec_input_clauses): Build correct address
10108 (expand_omp_for_generic): Fix multiplication type.
10109 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
10110 (generate_memset_zero): Fix types.
10111 * tree-profile.c (prepare_instrumented_value): Correctly
10114 2009-04-15 Ian Lance Taylor <iant@google.com>
10116 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
10117 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
10118 for -Wall and for -Wc++-compat.
10119 (c_common_post_options): For C++, set warn_enum_compare if not
10121 * c-tree.h (struct c_expr): Add field original_type.
10122 (build_external_ref): Update declaration.
10123 * c-parser.c (c_parser_braced_init): Set original_type.
10124 (c_parser_initelt): Likewise.
10125 (c_parser_expr_no_commas): Likewise.
10126 (c_parser_conditional_expression): Likewise.
10127 (c_parser_cast_expression): Likewise.
10128 (c_parser_unary_expression): Likewise. Pull setting of
10129 original_code to top of function.
10130 (c_parser_sizeof_expression): Set original_type.
10131 (c_parser_alignof_expression): Likewise.
10132 (c_parser_postfix_expression): Likewise. Pull setting of
10133 original_code to top of function.
10134 (c_parser_postfix_expression_after_paren_type): Set original_type.
10135 (c_parser_postfix_expression_after_primary): Likewise.
10136 (c_parser_expression): Likewise.
10137 * c-typeck.c (build_external_ref): Add type parameter. Change all
10139 (c_expr_sizeof_expr): Set original_type field.
10140 (parser_build_unary_op): Likewise.
10141 (parser_build_binary_op): Likewise. Optionally warn about
10142 comparisons of enums of different types.
10143 (digest_init): Set original_type field.
10144 (really_start_incremental_init): Likewise.
10145 (push_init_level, pop_init_level): Likewise.
10146 * doc/invoke.texi (Warning Options): -Wenum-compare now
10149 2009-04-15 Richard Guenther <rguenther@suse.de>
10151 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
10152 out a necessary conversion.
10153 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
10154 names we didn't value number.
10155 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
10157 2009-04-15 Richard Guenther <rguenther@suse.de>
10159 PR tree-optimization/39764
10160 * tree-ssa-ccp.c (get_value): Canonicalize value with
10161 canonicalize_float_value.
10163 2009-04-15 Jan Hubicka <jh@suse.cz>
10165 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
10166 Wrong version of patch.
10168 2009-04-15 Jan Hubicka <jh@suse.cz>
10170 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
10172 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
10174 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
10175 our distinct integral and vector types.
10177 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
10179 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
10180 * init.c (build_vtbl_address): Remove call to assemble_external.
10182 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
10184 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
10185 output for other floating point modes.
10187 2009-04-14 Diego Novillo <dnovillo@google.com>
10189 * diagnostic.c (diagnostic_report_diagnostic): Do not
10190 warn about loaded plugins for DK_ERROR and DK_WARNING.
10191 * c-decl.c (declspecs_add_type): Move call to
10192 invoke_plugin_callbacks ...
10193 * c-parser.c (c_parser_declspecs): ... here.
10194 * plugin.c (dump_active_plugins): Tidy output.
10196 2009-04-14 Diego Novillo <dnovillo@google.com>
10197 Le-Chun Wu <lcwu@google.com>
10199 * configure.ac: Add --enable-plugin support.
10200 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
10201 * Makefile.in (PLUGIN_H): Define.
10202 Export ENABLE_PLUGIN and GMPINC to site.exp.
10203 Add PLUGINLIBS to link command.
10204 Add/modify dependencies for plugin.o and files including plugin.h.
10206 * config.in: Regenerate.
10208 * opts.c (common_handle_option): Handle OPT_fplugin_ and
10211 2009-04-14 Le-Chun Wu <lcwu@google.com>
10213 * tree-pass.h (register_one_dump_file): Add a prototype for
10214 register_one_dump_file.
10215 * toplev.c (compile_file): Call initialize_plugins.
10216 (do_compile): Call invoke_plugin_callbacks.
10217 (toplev_main): Call invoke_plugin_callbacks.
10218 * common.opt: Add -fplugin= and -fplugin-arg-.
10219 * gcc-plugin.h: New public header file for plugins to include.
10220 * plugin.c: New source file.
10221 * plugin.h: New internal header file.
10222 * passes.c (register_one_dump_file): Make it external.
10224 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
10226 2009-04-14 Diego Novillo <dnovillo@google.com>
10228 * doc/plugins.texi: New.
10229 * doc/gccint.texi: Add reference to Plugins chapter.
10230 * doc/invoke.texi: Document -fplugin and -fplugin-arg
10231 * diagnostic.c (diagnostic_report_diagnostic): Warn about
10232 loaded plugins, if any.
10233 * timevar.def (TV_PLUGIN_INIT): Define.
10234 (TV_PLUGIN_RUN): Define.
10235 * plugin.c: Include timevar.h
10236 (plugins_active_p): New.
10237 (dump_active_plugins): New.
10238 (debug_active_plugins): New.
10240 2009-04-14 Joseph Myers <joseph@codesourcery.com>
10242 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
10244 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
10246 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
10248 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
10249 the same as a minus without a shift.
10251 2009-04-14 Nick Clifton <nickc@redhat.com>
10253 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
10254 comparisons with small integers will always produce a short
10257 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
10260 2008-12-19 Diego Novillo <dnovillo@google.com>
10262 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
10264 2009-04-14 Richard Guenther <rguenther@suse.de>
10266 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
10268 (verify_gimple_assign_binary): Likewise. Handle shifts and
10270 (verify_gimple_phi): Print the mismatched argument position.
10271 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10273 (vect_update_init_of_dr): Likewise.
10274 * matrix-reorg.c (transform_access_sites): Do what the
10276 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
10278 2009-04-13 Michael Eager <eager@eagercon.com>
10280 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
10281 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
10282 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
10283 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
10284 remove duplicate config
10286 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10288 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
10289 file_name:line_number type locator of the call site.
10291 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
10293 * genautomata.c: Put blank after comma.
10294 (automaton_decls): New.
10295 (struct unit_usage): Add comments to member next.
10296 (store_alt_unit_usage): Keep the list ordered.
10297 (unit_present_on_list_p, equal_alternatives_p): New.
10298 (check_regexp_units_distribution): Check units distribution
10299 correctness correctly.
10300 (main): Don't write automata if error is found. Return correct
10303 * config/m68k/cf.md (cfv4_ds): Remove.
10304 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
10305 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
10307 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
10308 power4-load-ext, power4-store, power4-store-update,
10309 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
10310 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
10311 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
10312 power4-sqrt, power4-isync): Modify reservation to make correct
10313 unit distribution to automata.
10315 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
10316 power5-store-update, power5-two, power5-three, power5-lmul,
10317 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
10319 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
10321 * except.c (pass_set_nothrow_function_flags): Set name and add
10323 (set_nothrow_function_flags): Mention in the dump file when
10324 changing a function to nothrow.
10326 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
10329 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
10330 instead of unsigned long.
10332 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10334 * config/arm/arm.c (return_used_this_function): Remove.
10335 (arm_output_function_prologue): Remove use of
10336 return_used_this_function.
10337 (output_return_instruction): Replace use of
10338 return_used_this_function
10339 by cfun->machine->return_used_this_function.
10340 (arm_output_epilogue): Likewise.
10341 (arm_output_function_epilogue): Likewise.
10342 (thumb_unexpanded_epilogue): Likewise.
10343 * config/arm/arm.h (struct machine_function):
10344 New member return_used_this_function.
10346 2009-04-12 Mark Mitchell <mark@codesourcery.com>
10348 * doc/install.texi: Correct description of default directory for
10349 --with-gxx-include-dir.
10351 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
10353 * fold-const.c (build_range_check): Properly deal with enumeral and
10354 boolean base types.
10356 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
10358 * doc/invoke.texi (max_gcse_passes): Remove documentation.
10359 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
10360 * params.h (MAX_GCSE_PASSES): Remove.
10361 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
10362 in sequence. Remove ability to run multiple passes.
10363 (bypass_jumps): Report run as third CPROP pass.
10365 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
10367 PR middle-end/39651
10368 * except.c (can_throw_external): Look at each insn in a SEQUENCE
10369 when deciding whether the whole SEQUENCE can throw.
10371 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
10374 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
10375 offseted label references.
10377 2009-04-11 Jan Hubicka <jh@suse.cz>
10379 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
10381 2009-04-11 Richard Guenther <rguenther@suse.de>
10383 PR middle-end/39732
10384 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
10385 return variables as TREE_ADDRESSABLE.
10387 2009-04-11 Richard Guenther <rguenther@suse.de>
10389 PR tree-optimization/39713
10390 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
10391 reference trees have SSA_NAME operands.
10393 2009-04-11 Richard Guenther <rguenther@suse.de>
10396 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
10397 address expressions.
10399 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
10401 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
10402 match changes in Cygwin 1.7
10403 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
10404 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
10406 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
10408 PR tree-optimization/39701
10409 * doc/invoke.texi (Optimization Options): Document change in
10410 meaning and initialization of -fdelete-null-pointer-checks.
10412 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
10414 PR middle-end/39701
10415 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
10417 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
10420 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
10422 2009-04-10 Chao-ying Fu <fu@mips.com>
10424 * doc/tm.texi (Instruction Output): Document
10425 TARGET_ASM_FINAL_POSTSCAN_INSN.
10426 * target.h (final_postscan_insn): New field in asm_out.
10427 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
10428 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
10429 * final.c (final_scan_insn): Call
10430 targetm.asm_out.final_postscan_insn after outputting
10431 an asm macro and a normal instruction.
10433 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
10434 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
10435 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
10436 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
10437 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
10439 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
10441 PR middle-end/39701
10442 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
10443 variables as non-NULL even with -fdelete-null-pointer-checks.
10445 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
10447 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
10449 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
10452 * config/i386/i386.c (classify_argument): Handle SCmode with
10453 (bit_offset % 64) != 0.
10455 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
10457 * doc/invoke.texi (Optimize Options): Add cross-reference to
10458 -Q --help=optimizers examples.
10460 2009-04-10 Ben Elliston <bje@au.ibm.com>
10463 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
10464 regalign for the reg == fpr and TDmode case.
10466 2009-04-09 David Ayers <ayers@fsfe.org>
10469 * objc/objc-act.c (warn_with_method): Remove helper function.
10470 (check_duplicates): Call warning and inform directly.
10471 (really_start_method): Likewise.
10473 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
10475 * expmed.c (expand_divmod): Always use a comparison for a division
10476 by a large unsigned integer.
10478 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
10479 for things others than variables or functions as nonzero.
10481 2009-04-09 Nick Clifton <nickc@redhat.com>
10483 * unwind-compat.c: Change copyright header to refer to version
10484 3 of the GNU General Public License with version 3.1 of the
10485 GCC Runtime Library Exception and to point readers at the
10486 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
10487 * config/alpha/crtfastmath.c: Likewise.
10488 * config/alpha/linux-unwind.h: Likewise.
10489 * config/alpha/qrnnd.asm: Likewise.
10490 * config/alpha/vms-crt0-64.c: Likewise.
10491 * config/alpha/vms-crt0.c: Likewise.
10492 * config/alpha/vms-dwarf2.asm: Likewise.
10493 * config/alpha/vms-dwarf2eh.asm: Likewise.
10494 * config/alpha/vms-psxcrt0-64.c: Likewise.
10495 * config/alpha/vms-psxcrt0.c: Likewise.
10496 * config/alpha/vms_tramp.asm: Likewise.
10497 * config/arc/initfini.c: Likewise.
10498 * config/arc/lib1funcs.asm: Likewise.
10499 * config/arm/bpabi-v6m.S: Likewise.
10500 * config/arm/bpabi.S: Likewise.
10501 * config/arm/bpabi.c: Likewise.
10502 * config/arm/crti.asm: Likewise.
10503 * config/arm/crtn.asm: Likewise.
10504 * config/arm/ieee754-df.S: Likewise.
10505 * config/arm/ieee754-sf.S: Likewise.
10506 * config/arm/lib1funcs.asm: Likewise.
10507 * config/arm/libunwind.S: Likewise.
10508 * config/arm/linux-atomic.c: Likewise.
10509 * config/arm/mmintrin.h: Likewise.
10510 * config/arm/pr-support.c: Likewise.
10511 * config/arm/unaligned-funcs.c: Likewise.
10512 * config/arm/unwind-arm.c: Likewise.
10513 * config/arm/unwind-arm.h: Likewise.
10514 * config/avr/libgcc.S: Likewise.
10515 * config/bfin/crti.s: Likewise.
10516 * config/bfin/crtlibid.s: Likewise.
10517 * config/bfin/crtn.s: Likewise.
10518 * config/bfin/lib1funcs.asm: Likewise.
10519 * config/bfin/linux-unwind.h: Likewise.
10520 * config/cris/arit.c: Likewise.
10521 * config/cris/cris_abi_symbol.c: Likewise.
10522 * config/darwin-64.c: Likewise.
10523 * config/darwin-crt2.c: Likewise.
10524 * config/darwin-crt3.c: Likewise.
10525 * config/darwin.h: Likewise.
10526 * config/dbxelf.h: Likewise.
10527 * config/dfp-bit.c: Likewise.
10528 * config/dfp-bit.h: Likewise.
10529 * config/elfos.h: Likewise.
10530 * config/fixed-bit.c: Likewise.
10531 * config/fixed-bit.h: Likewise.
10532 * config/fp-bit.c: Likewise.
10533 * config/fp-bit.h: Likewise.
10534 * config/fr30/crti.asm: Likewise.
10535 * config/fr30/crtn.asm: Likewise.
10536 * config/fr30/lib1funcs.asm: Likewise.
10537 * config/freebsd-spec.h: Likewise.
10538 * config/frv/cmovd.c: Likewise.
10539 * config/frv/cmovh.c: Likewise.
10540 * config/frv/cmovw.c: Likewise.
10541 * config/frv/frvbegin.c: Likewise.
10542 * config/frv/frvend.c: Likewise.
10543 * config/frv/lib1funcs.asm: Likewise.
10544 * config/glibc-stdint.h: Likewise.
10545 * config/h8300/clzhi2.c: Likewise.
10546 * config/h8300/crti.asm: Likewise.
10547 * config/h8300/crtn.asm: Likewise.
10548 * config/h8300/ctzhi2.c: Likewise.
10549 * config/h8300/fixunssfsi.c: Likewise.
10550 * config/h8300/lib1funcs.asm: Likewise.
10551 * config/h8300/parityhi2.c: Likewise.
10552 * config/h8300/popcounthi2.c: Likewise.
10553 * config/i386/ammintrin.h: Likewise.
10554 * config/i386/att.h: Likewise.
10555 * config/i386/avxintrin.h: Likewise.
10556 * config/i386/biarch64.h: Likewise.
10557 * config/i386/bmmintrin.h: Likewise.
10558 * config/i386/cpuid.h: Likewise.
10559 * config/i386/cross-stdarg.h: Likewise.
10560 * config/i386/crtfastmath.c: Likewise.
10561 * config/i386/crtprec.c: Likewise.
10562 * config/i386/cygming-crtbegin.c: Likewise.
10563 * config/i386/cygming-crtend.c: Likewise.
10564 * config/i386/cygwin.asm: Likewise.
10565 * config/i386/emmintrin.h: Likewise.
10566 * config/i386/gmm_malloc.h: Likewise.
10567 * config/i386/gthr-win32.c: Likewise.
10568 * config/i386/i386.h: Likewise.
10569 * config/i386/immintrin.h: Likewise.
10570 * config/i386/linux-unwind.h: Likewise.
10571 * config/i386/linux64.h: Likewise.
10572 * config/i386/mm3dnow.h: Likewise.
10573 * config/i386/mmintrin-common.h: Likewise.
10574 * config/i386/mmintrin.h: Likewise.
10575 * config/i386/nmmintrin.h: Likewise.
10576 * config/i386/pmm_malloc.h: Likewise.
10577 * config/i386/pmmintrin.h: Likewise.
10578 * config/i386/smmintrin.h: Likewise.
10579 * config/i386/sol2-c1.asm: Likewise.
10580 * config/i386/sol2-ci.asm: Likewise.
10581 * config/i386/sol2-cn.asm: Likewise.
10582 * config/i386/sol2-gc1.asm: Likewise.
10583 * config/i386/tmmintrin.h: Likewise.
10584 * config/i386/unix.h: Likewise.
10585 * config/i386/w32-unwind.h: Likewise.
10586 * config/i386/wmmintrin.h: Likewise.
10587 * config/i386/x86-64.h: Likewise.
10588 * config/i386/x86intrin.h: Likewise.
10589 * config/i386/xmmintrin.h: Likewise.
10590 * config/ia64/crtbegin.asm: Likewise.
10591 * config/ia64/crtend.asm: Likewise.
10592 * config/ia64/crtfastmath.c: Likewise.
10593 * config/ia64/crti.asm: Likewise.
10594 * config/ia64/crtn.asm: Likewise.
10595 * config/ia64/fde-glibc.c: Likewise.
10596 * config/ia64/lib1funcs.asm: Likewise.
10597 * config/ia64/linux-unwind.h: Likewise.
10598 * config/ia64/quadlib.c: Likewise.
10599 * config/ia64/unwind-ia64.c: Likewise.
10600 * config/linux.h: Likewise.
10601 * config/m32c/m32c-lib1.S: Likewise.
10602 * config/m32c/m32c-lib2-trapv.c: Likewise.
10603 * config/m32c/m32c-lib2.c: Likewise.
10604 * config/m32r/initfini.c: Likewise.
10605 * config/m68hc11/larith.asm: Likewise.
10606 * config/m68hc11/m68hc11-crt0.S: Likewise.
10607 * config/m68k/cf.md: Likewise.
10608 * config/m68k/crti.s: Likewise.
10609 * config/m68k/crtn.s: Likewise.
10610 * config/m68k/lb1sf68.asm: Likewise.
10611 * config/m68k/linux-unwind.h: Likewise.
10612 * config/mcore/crti.asm: Likewise.
10613 * config/mcore/crtn.asm: Likewise.
10614 * config/mcore/lib1.asm: Likewise.
10615 * config/mips/linux-unwind.h: Likewise.
10616 * config/mips/loongson.h: Likewise.
10617 * config/mips/mips16.S: Likewise.
10618 * config/mmix/crti.asm: Likewise.
10619 * config/mmix/crtn.asm: Likewise.
10620 * config/pa/fptr.c: Likewise.
10621 * config/pa/hpux-unwind.h: Likewise.
10622 * config/pa/lib2funcs.asm: Likewise.
10623 * config/pa/linux-atomic.c: Likewise.
10624 * config/pa/linux-unwind.h: Likewise.
10625 * config/pa/milli64.S: Likewise.
10626 * config/pa/quadlib.c: Likewise.
10627 * config/pa/stublib.c: Likewise.
10628 * config/picochip/libgccExtras/adddi3.asm: Likewise.
10629 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
10630 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
10631 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
10632 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
10633 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
10634 * config/picochip/libgccExtras/divmod15.asm: Likewise.
10635 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
10636 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
10637 * config/picochip/libgccExtras/longjmp.asm: Likewise.
10638 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
10639 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
10640 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
10641 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
10642 * config/picochip/libgccExtras/setjmp.asm: Likewise.
10643 * config/picochip/libgccExtras/subdi3.asm: Likewise.
10644 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
10645 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
10646 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
10647 * config/rs6000/750cl.h: Likewise.
10648 * config/rs6000/altivec.h: Likewise.
10649 * config/rs6000/biarch64.h: Likewise.
10650 * config/rs6000/crtresfpr.asm: Likewise.
10651 * config/rs6000/crtresgpr.asm: Likewise.
10652 * config/rs6000/crtresxfpr.asm: Likewise.
10653 * config/rs6000/crtresxgpr.asm: Likewise.
10654 * config/rs6000/crtsavfpr.asm: Likewise.
10655 * config/rs6000/crtsavgpr.asm: Likewise.
10656 * config/rs6000/darwin-asm.h: Likewise.
10657 * config/rs6000/darwin-fallback.c: Likewise.
10658 * config/rs6000/darwin-fpsave.asm: Likewise.
10659 * config/rs6000/darwin-ldouble.c: Likewise.
10660 * config/rs6000/darwin-tramp.asm: Likewise.
10661 * config/rs6000/darwin-unwind.h: Likewise.
10662 * config/rs6000/darwin-vecsave.asm: Likewise.
10663 * config/rs6000/darwin-world.asm: Likewise.
10664 * config/rs6000/e500crtres32gpr.asm: Likewise.
10665 * config/rs6000/e500crtres64gpr.asm: Likewise.
10666 * config/rs6000/e500crtres64gprctr.asm: Likewise.
10667 * config/rs6000/e500crtrest32gpr.asm: Likewise.
10668 * config/rs6000/e500crtrest64gpr.asm: Likewise.
10669 * config/rs6000/e500crtresx32gpr.asm: Likewise.
10670 * config/rs6000/e500crtresx64gpr.asm: Likewise.
10671 * config/rs6000/e500crtsav32gpr.asm: Likewise.
10672 * config/rs6000/e500crtsav64gpr.asm: Likewise.
10673 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
10674 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
10675 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
10676 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
10677 * config/rs6000/eabi-ci.asm: Likewise.
10678 * config/rs6000/eabi-cn.asm: Likewise.
10679 * config/rs6000/eabi.asm: Likewise.
10680 * config/rs6000/linux-unwind.h: Likewise.
10681 * config/rs6000/linux64.h: Likewise.
10682 * config/rs6000/paired.h: Likewise.
10683 * config/rs6000/paired.md: Likewise.
10684 * config/rs6000/ppc64-fp.c: Likewise.
10685 * config/rs6000/ppu_intrinsics.h: Likewise.
10686 * config/rs6000/rs6000.h: Likewise.
10687 * config/rs6000/si2vmx.h: Likewise.
10688 * config/rs6000/sol-ci.asm: Likewise.
10689 * config/rs6000/sol-cn.asm: Likewise.
10690 * config/rs6000/spe.h: Likewise.
10691 * config/rs6000/spu2vmx.h: Likewise.
10692 * config/rs6000/sysv4.h: Likewise.
10693 * config/rs6000/tramp.asm: Likewise.
10694 * config/rs6000/vec_types.h: Likewise.
10695 * config/s390/linux-unwind.h: Likewise.
10696 * config/s390/tpf-unwind.h: Likewise.
10697 * config/score/crti.asm: Likewise.
10698 * config/score/crtn.asm: Likewise.
10699 * config/sh/crt1.asm: Likewise.
10700 * config/sh/crti.asm: Likewise.
10701 * config/sh/crtn.asm: Likewise.
10702 * config/sh/divtab-sh4-300.c: Likewise.
10703 * config/sh/divtab-sh4.c: Likewise.
10704 * config/sh/divtab.c: Likewise.
10705 * config/sh/lib1funcs-4-300.asm: Likewise.
10706 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
10707 * config/sh/lib1funcs.asm: Likewise.
10708 * config/sh/lib1funcs.h: Likewise.
10709 * config/sh/linux-atomic.asm: Likewise.
10710 * config/sh/linux-unwind.h: Likewise.
10711 * config/sh/shmedia.h: Likewise.
10712 * config/sh/sshmedia.h: Likewise.
10713 * config/sh/ushmedia.h: Likewise.
10714 * config/sparc/crtfastmath.c: Likewise.
10715 * config/sparc/linux-unwind.h: Likewise.
10716 * config/sparc/sol2-c1.asm: Likewise.
10717 * config/sparc/sol2-ci.asm: Likewise.
10718 * config/sparc/sol2-cn.asm: Likewise.
10719 * config/spu/divmodti4.c: Likewise.
10720 * config/spu/divv2df3.c: Likewise.
10721 * config/spu/float_disf.c: Likewise.
10722 * config/spu/float_unsdidf.c: Likewise.
10723 * config/spu/float_unsdisf.c: Likewise.
10724 * config/spu/float_unssidf.c: Likewise.
10725 * config/spu/mfc_multi_tag_release.c: Likewise.
10726 * config/spu/mfc_multi_tag_reserve.c: Likewise.
10727 * config/spu/mfc_tag_release.c: Likewise.
10728 * config/spu/mfc_tag_reserve.c: Likewise.
10729 * config/spu/mfc_tag_table.c: Likewise.
10730 * config/spu/multi3.c: Likewise.
10731 * config/spu/spu_internals.h: Likewise.
10732 * config/spu/spu_intrinsics.h: Likewise.
10733 * config/spu/spu_mfcio.h: Likewise.
10734 * config/spu/vec_types.h: Likewise.
10735 * config/spu/vmx2spu.h: Likewise.
10736 * config/stormy16/stormy16-lib2.c: Likewise.
10737 * config/svr4.h: Likewise.
10738 * config/sync.c: Likewise.
10739 * config/v850/lib1funcs.asm: Likewise.
10740 * config/vxlib-tls.c: Likewise.
10741 * config/vxlib.c: Likewise.
10742 * config/vxworks-dummy.h: Likewise.
10743 * config/xtensa/crti.asm: Likewise.
10744 * config/xtensa/crtn.asm: Likewise.
10745 * config/xtensa/ieee754-df.S: Likewise.
10746 * config/xtensa/ieee754-sf.S: Likewise.
10747 * config/xtensa/lib1funcs.asm: Likewise.
10748 * config/xtensa/lib2funcs.S: Likewise.
10749 * config/xtensa/linux-unwind.h: Likewise.
10750 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
10751 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
10752 * coretypes.h: Likewise.
10753 * crtstuff.c: Likewise.
10754 * defaults.h: Likewise.
10755 * dwarf2.h: Likewise.
10756 * emutls.c: Likewise.
10757 * gbl-ctors.h: Likewise.
10758 * gcov-io.h: Likewise.
10759 * ginclude/float.h: Likewise.
10760 * ginclude/iso646.h: Likewise.
10761 * ginclude/stdarg.h: Likewise.
10762 * ginclude/stdbool.h: Likewise.
10763 * ginclude/stddef.h: Likewise.
10764 * ginclude/stdfix.h: Likewise.
10765 * ginclude/stdint-gcc.h: Likewise.
10766 * ginclude/tgmath.h: Likewise.
10767 * gthr-aix.h: Likewise.
10768 * gthr-dce.h: Likewise.
10769 * gthr-gnat.c: Likewise.
10770 * gthr-gnat.h: Likewise.
10771 * gthr-lynx.h: Likewise.
10772 * gthr-mipssde.h: Likewise.
10773 * gthr-nks.h: Likewise.
10774 * gthr-posix.c: Likewise.
10775 * gthr-posix.h: Likewise.
10776 * gthr-posix95.h: Likewise.
10777 * gthr-rtems.h: Likewise.
10778 * gthr-single.h: Likewise.
10779 * gthr-solaris.h: Likewise.
10780 * gthr-tpf.h: Likewise.
10781 * gthr-vxworks.h: Likewise.
10782 * gthr-win32.h: Likewise.
10783 * gthr.h: Likewise.
10784 * libgcc2.c: Likewise.
10785 * libgcc2.h: Likewise.
10786 * libgcov.c: Likewise.
10787 * tsystem.h: Likewise.
10788 * typeclass.h: Likewise.
10789 * unwind-c.c: Likewise.
10790 * unwind-compat.h: Likewise.
10791 * unwind-dw2-fde-compat.c: Likewise.
10792 * unwind-dw2-fde-darwin.c: Likewise.
10793 * unwind-dw2-fde-glibc.c: Likewise.
10794 * unwind-dw2-fde.c: Likewise.
10795 * unwind-dw2-fde.h: Likewise.
10796 * unwind-dw2.c: Likewise.
10797 * unwind-dw2.h: Likewise.
10798 * unwind-generic.h: Likewise.
10799 * unwind-pe.h: Likewise.
10800 * unwind-sjlj.c: Likewise.
10801 * unwind.inc: Likewise.
10802 * config/arm/neon-gen.ml: Change generated copyright header to
10803 refer to version 3 of the GNU General Public License with
10804 version 3.1 of the GCC Runtime Library Exception and to point
10805 readers at the COPYING3 and COPYING3.RUNTIME files and the
10806 FSF's license web page.
10807 * config/arm/arm_neon.h: Regenerate.
10809 2009-04-09 Jakub Jelinek <jakub@redhat.com>
10811 * config/cris/cris.md: Change copyright header to refer to version
10812 3 of the GNU General Public License.
10813 * doc/install.texi2html: Change copyright header to refer to version
10814 3 of the GNU General Public License and to point readers at the
10815 COPYING3 file and the FSF's license web page.
10816 * config/vax/linux.h: Likewise.
10818 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
10820 * config/i386/i386.md (cmpcc): New.
10821 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
10822 (sync_compare_and_swap_cc*): Delete.
10824 * config/s390/s390.c (s390_compare_emitted): Remove.
10825 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
10826 s390_compare_emitted used to be handled. Assert that modes match.
10827 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
10828 refer to sync_compare_and_swap_ccsi.
10829 * config/s390/s390.h (s390_compare_emitted): Remove.
10830 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
10831 instead of s390_compare_emitted.
10832 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
10833 instead of s390_compare_emitted.
10834 * config/s390/s390.md (cmpcc): New.
10835 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
10836 CC_REGNUM, do not pretend it's set.
10837 (sync_compare_and_swap_cc*): Delete.
10838 * config/s390/predicates.md (cc_reg_operand): New.
10840 * expr.c (sync_compare_and_swap_cc): Delete.
10841 * optabs.h (sync_compare_and_swap_cc): Delete.
10842 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
10843 is being used with can_compare_p.
10844 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
10845 (find_cc_set): New.
10846 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
10847 look for a MODE_CC set instead. Use emit_store_flag.
10848 (expand_compare_and_swap_loop): Likewise, with some additional
10849 complication to avoid a force_reg when useless. Use
10850 emit_cmp_and_jump_insns.
10851 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
10852 * doc/md.texi (sync_compare_and_swap_cc): Merge with
10853 sync_compare_and_swap documentation.
10855 2009-04-09 Jan Hubicka <jh@suse.cz>
10857 * except.c (find_prev_try): Break out from ....
10858 (duplicate_eh_regions): ... here; properly update prev_try pointers
10859 when duplication part of tree.
10860 (dump_eh_tree): Improve dumping.
10861 (verify_eh_region): New.
10862 (verify_eh_tree): Use it.
10864 2009-04-06 Richard Guenther <rguenther@suse.de>
10866 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
10867 &ARRAY addresses by adjusting their types and prepending
10869 * tree-cfg.c (verify_gimple_assign_single): Verify that
10870 addresses are correct.
10872 2009-04-09 Richard Guenther <rguenther@suse.de>
10874 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
10875 indices into an array reference if possible.
10876 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
10877 Fold POINTER_PLUS_EXPR statements with invariant address.
10879 2009-04-09 Alan Modra <amodra@bigpond.net.au>
10882 * config.gcc (powerpc64-*-linux*): Always build biarch.
10884 2009-04-09 Joseph Myers <joseph@codesourcery.com>
10887 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
10888 it and pedwarn if this results in an INTEGER_CST.
10890 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10892 * doc/install.texi: Update minimum GMP version. Remove obsolete
10893 text in MPFR section.
10895 2009-04-08 Jakub Jelinek <jakub@redhat.com>
10897 * dwarf2out.c (class_scope_p): New static inline.
10898 (class_or_namespace_scope_p): Use it.
10899 (gen_variable_die): Use DW_TAG_member tag for static data member
10900 declarations instead of DW_TAG_variable.
10902 PR middle-end/39573
10903 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
10906 2009-04-08 Richard Guenther <rguenther@suse.de>
10908 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
10909 valueize random data.
10911 2009-04-08 David Edelsohn <edelsohn@gnu.org>
10913 * config.gcc (aix tm_file): Add aix-stdint.h.
10914 (aix tm clause use_gcc_stdint): Set to wrap.
10915 * config/rs6000/aix-stdint.h: New file.
10917 2009-04-08 Richard Guenther <rguenther@suse.de>
10919 PR middle-end/36291
10920 * tree-dfa.c (add_referenced_var): Do not recurse into
10921 global initializers.
10922 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
10924 (fold_const_aggregate_ref): Likewise.
10926 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
10928 * recog.c (ordered_comparison_operator): New.
10929 * gensupport.c (std_preds): Add it.
10930 * doc/md.texi (Machine-Independent Predicates): Document it.
10932 2009-04-08 Jan Hubicka <jh@suse.cz>
10934 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
10935 * function.h (rtl_eh): Remove exception_handler_label_map.
10936 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
10937 remove_exception_handler_label, for_each_eh_label_1): Remove.
10938 (rtl_remove_unreachable_regions): Remove.
10939 (convert_from_eh_region_ranges): Do not remove unreachable regions.
10940 (find_exception_handler_labels): Don't build the hashtable.
10941 (maybe_remove_eh_handler): Remove.
10942 (for_each_eh_label): Rewrite to walk the tree.
10943 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
10944 * except.h (maybe_remove_eh_handler): Remove.
10945 * passes.c (init_optimization_passes): Schedule second EH cleanup
10947 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
10948 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
10950 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
10952 * genoutput.c (validate_optab_operands): New.
10953 (gen_insn, gen_expand): Call it.
10955 * genflags.c (gen_insn): Detect misused iterators.
10956 (main): Pass line_no to gen_insn, exit with status 1 on error.
10958 * genextract.c (line_no): Make global.
10959 (VEC_safe_set_locstr): Change assertion to error message.
10960 (main): Exit with status 1 on error.
10962 2009-04-08 Joseph Myers <joseph@codesourcery.com>
10966 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
10967 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
10968 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
10969 * c-convert.c (convert): Do not call fold on results of conversion
10970 functions when the result is a C_MAYBE_CONST_EXPR.
10971 * c-parser.c (c_parser_postfix_expression): Do not fold condition
10972 of __builtin_choose_expr.
10973 * c-typeck.c (remove_c_maybe_const_expr): New.
10974 (build_unary_op, build_conditional_expr, build_compound_expr,
10975 build_binary_op, c_objc_common_truthvalue_conversion): Call
10976 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
10979 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
10981 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
10982 CODE to produce a new one. Add a prototype to use fold_convert_const
10984 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
10987 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
10988 mix declarations and code.
10990 2009-04-08 Ben Elliston <bje@au.ibm.com>
10992 * gcc.c: Replace `CC' with `GCC' throughout.
10994 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
10996 * doc/invoke.texi: Document Atom support.
10998 2009-04-07 Jason Merrill <jason@redhat.com>
11001 * c-common.h, c-common.c: Add flag_pretty_templates.
11002 * c-opts.c (c_common_handle_option): Set it.
11003 * c.opt: Add -fno-pretty-templates.
11004 * doc/invoke.texi (C++ Dialect Options): Likewise.
11006 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
11008 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
11009 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
11010 (ia64_expand_builtin): Likewise.
11012 2009-04-07 Martin Jambor <mjambor@suse.cz>
11014 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
11015 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
11016 ADDR_EXPRS are include too.
11018 2009-04-07 Richard Guenther <rguenther@suse.de>
11020 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
11021 decls are only used if passes as parameters or if they are
11022 local statics and the call is not to a builtin.
11023 (call_may_clobber_ref_p_1): Likewise.
11025 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11027 * expr.c (do_store_flag): Remove last argument. Simplify code
11028 to avoid duplication of tests already done by can_compare_p.
11029 (expand_expr_real_1): Adjust caller.
11031 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11033 * optabs.c (can_compare_p): Test the predicate of a
11034 cbranch and cstore pattern.
11036 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11038 * expr.c (convert_move): Use emit_store_flag instead of
11041 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11043 * config/i386/i386.c (ix86_compare_emitted): Remove.
11044 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
11045 ix86_compare_op0 like ix86_compare_emitted used to be handled.
11046 * config/i386/i386.h (ix86_compare_emitted): Remove.
11047 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
11048 instead of ix86_compare_emitted.
11049 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
11051 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
11053 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
11054 Add t-sysroot-suffix to tmake_file.
11055 * config/print-sysroot-suffix.sh: New file.
11056 * config/t-sysroot-suffix: New file.
11058 2009-04-07 Ben Elliston <bje@au.ibm.com>
11060 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
11061 as the latter produces a warning when the target does not support
11064 2009-04-07 Ben Elliston <bje@au.ibm.com>
11066 * dfp.c: Replace type punning assignments with memcpy throughout.
11067 * Makefile.in (dfp.o-warn): Remove.
11069 2009-04-07 Alan Modra <amodra@bigpond.net.au>
11072 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
11073 Include soft-fp/t-softfp after rs6000/t-linux64.
11075 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
11077 * stor-layout.c (set_sizetype): Use the full precision of their
11078 machine mode for bitsize types.
11080 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
11082 * config/i386/i386.md: Revert 2 accidental checkins.
11084 2009-04-06 Joey Ye <joey.ye@intel.com>
11085 Xuepeng Guo <xuepeng.guo@intel.com>
11086 H.J. Lu <hongjiu.lu@intel.com>
11088 Atom pipeline model, tuning and insn selection.
11089 * config.gcc (atom): Add atom config options and target.
11091 * config/i386/atom.md: New.
11093 * config/i386/i386.c (atom_cost): New cost.
11094 (m_ATOM): New macro flag.
11095 (initial_ix86_tune_features): Set m_ATOM.
11096 (x86_accumulate_outgoing_args): Likewise.
11097 (x86_arch_always_fancy_math_387): Likewise.
11098 (processor_target): Add Atom cost.
11099 (cpu_names): Add Atom cpu name.
11100 (override_options): Set Atom ISA.
11101 (ix86_issue_rate): New case PROCESSOR_ATOM.
11102 (ix86_adjust_cost): Likewise.
11104 * config/i386/i386.h (TARGET_ATOM): New target macro.
11105 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
11106 (TARGET_OPT_AGU): New target option.
11107 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
11108 (processor_type): Add PROCESSOR_ATOM.
11110 * config/i386/i386.md (cpu): Add new value "atom".
11111 (use_carry, movu): New attr.
11112 (atom.md): Include atom.md.
11113 (adddi3_carry_rex64): Set attr "use_carry".
11114 (addqi3_carry): Likewise.
11115 (addhi3_carry): Likewise.
11116 (addsi3_carry): Likewise.
11117 (*addsi3_carry_zext): Likewise.
11118 (subdi3_carry_rex64): Likewise.
11119 (subqi3_carry): Likewise.
11120 (subhi3_carry): Likewise.
11121 (subsi3_carry): Likewise.
11122 (x86_movdicc_0_m1_rex64): Likewise.
11123 (*x86_movdicc_0_m1_se): Likewise.
11124 (x86_movsicc_0_m1): Likewise.
11125 (*x86_movsicc_0_m1_se): Likewise.
11126 (*adddi_1_rex64): Emit add insn as much as possible.
11127 (*addsi_1): Likewise.
11128 (return_internal): Set atom_unit.
11129 (return_internal_long): Likewise.
11130 (return_pop_internal): Likewise.
11131 (*rcpsf2_sse): Set atom_sse_attr attr.
11132 (*qrt<mode>2_sse): Likewise.
11133 (*prefetch_sse): Likewise.
11135 * config/i386/i386-c.c (ix86_target_macros_internal): New case
11137 (ix86_target_macros_internal): Likewise.
11139 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
11140 (*prefetch_sse_rex): Likewise.
11141 (sse_rcpv4sf2): Likewise.
11142 (sse_vmrcpv4sf2): Likewise.
11143 (sse_sqrtv4sf2): Likewise.
11144 (<sse>_vmsqrt<mode>2): Likewise.
11145 (sse_ldmxcsr): Likewise.
11146 (sse_stmxcsr): Likewise.
11147 (*sse_sfence): Likewise.
11148 (sse2_clflush): Likewise.
11149 (*sse2_mfence): Likewise.
11150 (*sse2_lfence): Likewise.
11151 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
11152 (<sse>_movup<ssemodesuffixf2c>): Likewise.
11153 (avx_movdqu<avxmodesuffix>): Likewise.
11154 (avx_lddqu<avxmodesuffix>): Likewise.
11155 (sse2_movntv2di): Change attr "type" to "ssemov".
11156 (sse2_movntsi): Likewise.
11157 (rsqrtv8sf2): Change attr "type" to "sseadd".
11158 (sse3_addsubv2df3): Set attr "atom_unit".
11159 (sse3_h<plusminus_insn>v4sf3): Likewise.
11160 (*sse2_pmaddwd): Likewise.
11161 (*vec_extractv2di_1_rex64): Likewise.
11162 (*vec_extractv2di_1_avx): Likewise.
11163 (sse2_psadbw): Likewise.
11164 (ssse3_phaddwv8hi3): Likewise.
11165 (ssse3_phaddwv4hi3): Likewise.
11166 (ssse3_phadddv4si3): Likewise.
11167 (ssse3_phadddv2si3): Likewise.
11168 (ssse3_phaddswv8hi3): Likewise.
11169 (ssse3_phaddswv4hi3): Likewise.
11170 (ssse3_phsubwv8hi3): Likewise.
11171 (ssse3_phsubwv4hi3): Likewise.
11172 (ssse3_phsubdv4si3): Likewise.
11173 (ssse3_phsubdv2si3): Likewise.
11174 (ssse3_phsubswv8hi3): Likewise.
11175 (ssse3_phsubswv4hi3): Likewise.
11176 (ssse3_pmaddubsw128): Likewise.
11177 (sse3_pmaddubsw: Likewise.
11178 (ssse3_palignrti): Likewise.
11179 (ssse3_palignrdi): Likewise.
11181 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
11183 * doc/install.texi (Specific): Fix two cross-references to MinGW.
11185 2009-04-06 Richard Guenther <rguenther@suse.de>
11187 PR tree-optimization/28868
11188 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
11189 of which PHI results we inserted.
11190 (insert_into_preds_of_block): Record inserted PHIs.
11191 (eliminate): Eliminate redundant PHI nodes.
11192 (init_pre): Init inserted_phi_names.
11194 2009-04-06 Richard Guenther <rguenther@suse.de>
11196 PR tree-optimization/39643
11197 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
11198 IMAGPART_EXPRs of complex constants.
11199 (execute_fold_all_builtins): If we folded a call queue
11200 TODO_update_address_taken.
11202 2009-04-06 Jan Hubicka <jh@suse.cz>
11204 PR middle-end/39659
11205 * except.c (remove_unreachable_regions): Propagate may_contain_throw
11208 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
11210 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
11212 (ic_invalidate_array): Likewise.
11214 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
11216 * calls.c (emit_library_call_value_1): Fix a problem with parameter
11217 alignment for library calls.
11219 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
11221 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
11222 (mingw32 tm clause use_gcc_stdint): Set to wrap.
11223 * config/i386/mingw-stdint.h: New file.
11225 2009-04-05 Richard Guenther <rguenther@suse.de>
11227 PR tree-optimization/39648
11228 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
11229 our &A vs. &A[0] IL deficiencies.
11231 2009-04-04 Jan Hubicka <jh@suse.cz>
11233 * except.c (sjlj_find_directly_reachable_regions): Be ready for
11234 removed toplevel regions.
11235 (sjlj_mark_call_sites): Likewise.
11237 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
11239 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
11240 (cygwin tm clause use_gcc_stdint): Set to wrap.
11241 * config/i386/cygwin-stdint.h: New file.
11243 2009-04-04 Richard Guenther <rguenther@suse.de>
11245 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
11246 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
11247 single-argument PHIs if we are in loop-closed SSA form.
11248 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
11249 for the pre-condition.
11250 (slpeel_tree_peel_loop_to_edge): Likewise.
11251 (vect_build_loop_niters): Take an optional sequence to append stmts.
11252 (vect_generate_tmps_on_preheader): Likewise.
11253 (vect_do_peeling_for_loop_bound): Take extra guards for the
11255 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
11256 the cost model check.
11257 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
11258 guards if we are going to peel. Do not apply versioning in that case.
11259 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
11260 (vect_do_peeling_for_loop_bound): Likewise.
11261 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
11262 loop bound only record extra pre-conditions, do not apply loop
11265 2009-04-04 Richard Guenther <rguenther@suse.de>
11267 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
11270 2009-04-04 Jan Hubicka <jh@suse.cz>
11272 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
11273 last_basic_block for size of bb->index indexed array.
11274 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
11275 compute_out, link_btr_uses, build_btr_def_use_webs,
11276 build_btr_def_use_webs, migrate_btr_defs): Likewise.
11278 2009-04-04 Jan Hubicka <jh@suse.cz>
11280 * except.c (remove_eh_handler_and_replace): Break out from ...
11281 (remove_eh_handler): ... here.
11282 (bring_to_root): New function.
11283 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
11284 handled ones, bring others to root of tree.
11286 2009-04-04 Jan Hubicka <jh@suse.cz>
11288 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
11289 (all_phis_safe_to_merge): New function.
11290 (update_info): New structure.
11291 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
11292 (cleanup_empty_eh): Update SSA if possible.
11294 2009-04-04 Richard Guenther <rguenther@suse.de>
11296 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
11297 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
11298 (append_vuse): Likewise.
11300 2009-04-04 Jakub Jelinek <jakub@redhat.com>
11302 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
11303 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
11304 instead of REG_UNSAVED for DW_CFA_undefined.
11305 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
11306 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
11309 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
11312 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
11313 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
11314 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
11316 2009-04-04 Richard Guenther <rguenther@suse.de>
11318 PR tree-optimization/8781
11319 PR tree-optimization/37892
11320 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
11321 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
11322 (valueize_refs): Call it for *& valueizations.
11323 (shared_reference_ops_from_ref): Rename to ...
11324 (valueize_shared_reference_ops_from_ref): ... this and valueize.
11325 (shared_reference_ops_from_call): Rename to ...
11326 (valueize_shared_reference_ops_from_call): ... this and valueize.
11327 (vn_reference_lookup): Update.
11328 (visit_reference_op_call): Likewise.
11329 * tree-ssa-pre.c (phi_translate_1): Fold *&.
11330 (eliminate): Value-replace the call address in call statements.
11332 2009-04-04 Richard Guenther <rguenther@suse.de>
11334 PR tree-optimization/39636
11335 * tree-ssa-forwprop.c
11336 (forward_propagate_addr_into_variable_array_index): Check for
11337 GIMPLE_ASSIGN before accessing the rhs code.
11339 2009-04-03 Jason Merrill <jason@redhat.com>
11341 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
11343 2009-04-03 Steve Ellcey <sje@cup.hp.com>
11345 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
11346 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
11347 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
11348 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
11349 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
11350 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
11351 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
11352 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
11353 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
11354 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
11355 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
11356 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
11357 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
11358 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
11359 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
11360 Use fr_reg_or_fp01_operand instead of fr_register_operand
11362 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
11363 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
11364 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
11366 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
11368 PR rtl-optimization/39607
11369 PR rtl-optimization/39631
11373 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
11374 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
11375 instead of DF_LR_OUT.
11376 * ira-lives.c (process_bb_node_lives): Ditto.
11377 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
11378 instead of DF_LR_{OUT,IN}.
11379 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
11380 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
11382 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
11384 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
11385 (execute_lower_omp): Always run but take the short way out if -fopenmp
11387 (gate_lower_omp): Remove, forcing the pass manager to always run the
11388 pass and always set PROP_gimple_lomp.
11389 (pass_lower_omp): Remove gate function.
11390 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
11391 PROP_trees. Instead, require it.
11392 * ipa-cp.c (pass_ipa_cp): Likewise.
11393 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
11394 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
11395 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
11396 and PROP_gimple_leh.
11398 2009-04-03 Richard Guenther <rguenther@suse.de>
11400 PR middle-end/13146
11401 PR tree-optimization/23940
11402 PR tree-optimization/33237
11403 PR middle-end/33974
11404 PR middle-end/34093
11405 PR tree-optimization/36201
11406 PR tree-optimization/36230
11407 PR tree-optimization/38049
11408 PR tree-optimization/38207
11409 PR tree-optimization/38230
11410 PR tree-optimization/38301
11411 PR tree-optimization/38585
11412 PR middle-end/38895
11413 PR tree-optimization/38985
11414 PR tree-optimization/39299
11415 * tree-ssa-structalias.h: Remove.
11416 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
11417 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
11418 (struct vuse_element_d): Remove.
11419 (struct vuse_vec_d): Likewise.
11420 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
11421 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
11422 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
11423 VUSE_ELEMENT_VAR): Likewise.
11424 (struct voptype_d): Likewise.
11425 (NUM_VOP_FREE_BUCKETS): Likewise.
11426 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
11427 (struct stmt_operands_d): Remove.
11428 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
11429 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
11430 VDEF_NUM, VDEF_VECT): Likewise.
11431 (copy_virtual_operands): Remove.
11432 (operand_build_cmp): Likewise.
11433 (create_ssa_artificial_load_stmt): Likewise.
11434 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
11435 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
11436 vuse_index and mayuse_index members. Pack and move done and iter_type
11437 members to the front.
11438 (SSA_OP_VMAYUSE): Remove.
11439 (SSA_OP_VIRTUAL_USES): Adjust.
11440 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
11441 (unlink_stmt_vdef): Declare.
11442 (add_to_addressable_set): Remove.
11443 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
11444 (vrp_visit_stmt): Likewise.
11445 * doc/tree-ssa.texi (Alias analysis): Update.
11446 * doc/invoke.texi (max-aliased-vops): Remove docs.
11447 (avg-aliased-vops): Likewise.
11448 * tree-into-ssa.c (syms_to_rename): Remove.
11449 (need_to_update_vops_p): Likewise.
11450 (need_to_initialize_update_ssa_p): Rename to ...
11451 (update_ssa_initialized_fn): ... this. Track function we are
11453 (symbol_marked_for_renaming): Simplify.
11454 (add_new_name_mapping): Do not set need_to_update_vops_p.
11455 (dump_currdefs): Use SYMS_TO_RENAME.
11456 (rewrite_update_stmt): Always walk all uses/defs.
11457 (dump_update_ssa): Adjust.
11458 (init_update_ssa): Take function argument. Track what we are
11460 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
11461 (create_new_def_for): Initialize for cfun, assert we are initialized
11463 (mark_sym_for_renaming): Simplify.
11464 (mark_set_for_renaming): Do not initialize update-ssa.
11465 (need_ssa_update_p): Simplify. Take function argument.
11466 (name_mappings_registered_p): Assert we ask for the correct function.
11467 (name_registered_for_update_p): Likewise.
11468 (ssa_names_to_replace): Likewise.
11469 (release_ssa_name_after_update_ssa): Likewise.
11470 (update_ssa): Likewise. Use SYMS_TO_RENAME.
11471 (dump_decl_set): Do not print a newline.
11472 (debug_decl_set): Do it here.
11473 (dump_update_ssa): And here.
11474 * tree-ssa-loop-im.c (move_computations): Adjust.
11475 (movement_possibility): Likewise.
11476 (determine_max_movement): Likewise.
11477 (gather_mem_refs_stmt): Likewise.
11478 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
11479 or NAME_MEMORY_TAG.
11480 * tree-complex.c (update_all_vops): Remove.
11481 (expand_complex_move): Adjust.
11482 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
11483 Simplify test for memory referencing statement. Exclude
11484 non-invariant ADDR_EXPRs.
11485 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
11486 * tree-loop-distribution.c (generate_memset_zero): Adjust.
11487 (rdg_flag_uses): Likewise.
11488 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
11490 (tree_optimize_tail_calls_1): Also split the
11491 edge from the entry block if we have degenerate PHI nodes in
11492 the first basic block.
11493 * tree.c (init_ttree): Remove memory-tag related code.
11494 (tree_code_size): Likewise.
11495 (tree_node_structure): Likewise.
11496 (build7_stat): Re-write to be build6_stat.
11497 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
11498 (SSA_VAR_P): Adjust.
11499 (struct tree_memory_tag): Remove.
11500 (struct tree_memory_partition_tag): Likewise.
11501 (union tree_node): Adjust.
11502 (build7): Re-write to be build6.
11503 * tree-pass.h (pass_reset_cc_flags): Remove.
11504 (TODO_update_address_taken): New flag.
11505 (pass_simple_dse): Remove.
11506 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
11507 * params.h (MAX_ALIASED_VOPS): Remove.
11508 (AVG_ALIASED_VOPS): Likewise.
11509 * omp-low.c (expand_omp_taskreg): Update SSA form.
11510 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
11511 aliases the lhs in a copy stmt.
11512 * tree-ssa-dse.c (struct address_walk_data): Remove.
11513 (memory_ssa_name_same): Likewise.
11514 (memory_address_same): Likewise.
11515 (get_kill_of_stmt_lhs): Likewise.
11516 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
11517 unused stores. Look through PHI nodes into post-dominated regions.
11518 (dse_optimize_stmt): Simplify. Properly remove stores.
11519 (tree_ssa_dse): Compute dominators.
11520 (execute_simple_dse): Remove.
11521 (pass_simple_dse): Likewise.
11522 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
11523 gimple_loaded_syms and gimple_stored_syms computation.
11524 * toplev.c (dump_memory_report): Dump alias and pta stats.
11525 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
11526 (vn_reference_eq): Likewise.
11527 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
11528 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
11529 valueize_vuses): Remove.
11530 (get_def_ref_stmt_vuses): Simplify. Rename to ...
11531 (get_def_ref_stmt_vuse): ... this.
11532 (vn_reference_lookup_2): New function.
11533 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
11534 walking equivalent vuses. Simplify.
11535 (vn_reference_lookup): Likewise.
11536 (vn_reference_insert): Likewise.
11537 (vn_reference_insert_pieces): Likewise.
11538 (visit_reference_op_call): Simplify.
11539 (visit_reference_op_load): Likewise.
11540 (visit_reference_op_store): Likewise.
11541 (init_scc_vn): Remove shared_lookup_vuses initialization.
11542 (free_scc_vn): Remove shared_lookup_vuses freeing.
11543 (sort_vuses, sort_vuses_heap): Remove.
11544 (get_ref_from_reference_ops): Export.
11545 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
11546 vector with single vuse pointer.
11547 (vn_reference_lookup_pieces, vn_reference_lookup,
11548 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
11549 (shared_vuses_from_stmt): Remove.
11550 (get_ref_from_reference_ops): Declare.
11551 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
11552 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
11553 memory-tag related code.
11554 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
11555 (likely_value): Add comment, skip static-chain of call statements.
11556 (surely_varying_stmt_p): Adjust.
11557 (gimplify_and_update_call_from_tree): Likewise.
11558 (execute_fold_all_builtins): Do not rebuild alias info.
11559 (gimplify_and_update_call_from_tree): Properly update VOPs.
11560 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
11561 (copy_ref_info): Remove memory-tag related code.
11562 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
11563 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
11564 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
11566 * tree-ssa-dom.c (gimple_p): Remove typedef.
11567 (eliminate_redundant_computations): Adjust.
11568 (record_equivalences_from_stmt): Likewise.
11569 (avail_expr_hash): Likewise.
11570 (avail_expr_eq): Likewise.
11571 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
11572 (stmt_makes_single_load): Likewise.
11573 (stmt_makes_single_store): Likewise.
11574 * tree-ssa-alias.c: Rewrite completely.
11575 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
11576 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
11577 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
11578 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
11579 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
11580 Remove public functions.
11581 (pass_reset_cc_flags): Remove.
11582 (pass_build_alias): Move ...
11583 * tree-ssa-structalias.c (pass_build_alias): ... here.
11584 * tree-ssa-alias.c (may_be_aliased): Move ...
11585 * tree-flow-inline.h (may_be_aliased): ... here.
11586 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
11587 count_uses_and_derefs): Move ...
11588 * gimple.c: ... here.
11589 * gimple.h (count_uses_and_derefs): Declare.
11590 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
11591 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
11592 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
11593 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
11594 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
11595 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
11596 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
11598 * tree-dfa.c (refs_may_alias_p): Move ...
11599 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
11600 * tree-ssa-alias.h: New file.
11601 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
11602 (statement_sink_location): Likewise.
11603 * opts.c (decode_options): Do not adjust max-aliased-vops or
11604 avg-aliased-vops values.
11605 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
11606 (TV_CALL_CLOBBER): Likewise.
11607 (TV_FLOW_SENSITIVE): Likewise.
11608 (TV_FLOW_INSENSITIVE): Likewise.
11609 (TV_MEMORY_PARTITIONING): Likewise.
11610 (TV_ALIAS_STMT_WALK): New timevar.
11611 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
11612 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
11613 (get_address_description): Remove memory-tag related code.
11614 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
11615 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
11616 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
11617 and immediate uses in statements. Document.
11618 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
11619 (dump_symbols): Remove.
11620 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
11621 * alias.c (get_deref_alias_set): New function split out from ...
11622 (get_alias_set): ... here.
11623 * alias.h (get_deref_alias_set): Declare.
11624 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
11625 type parameter. Remove restrict pointer handling. Create a
11626 ref-all pointer in case type-based alias sets do not conflict.
11627 (vect_analyze_data_refs): Remove SMT related code.
11628 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
11629 (vectorizable_load): Likewise.
11630 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
11631 (DR_SYMBOL_TAG, DR_VOPS): Remove.
11632 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
11633 Ignore vops and SMTs.
11634 (dr_analyze_alias): Likewise..
11635 (free_data_ref): Likewise.
11636 (create_data_ref): Likewise.
11637 (analyze_all_data_dependences): Likewise.
11638 (get_references_in_stmt): Adjust.
11639 * tree-flow-inline.h (gimple_aliases_computed_p,
11640 gimple_addressable_vars, gimple_call_clobbered_vars,
11641 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
11642 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
11643 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
11644 gimple_mem_ref_stats): Remove.
11645 (gimple_vop): New function.
11646 (op_iter_next_use): Remove vuses and mayuses cases.
11647 (op_iter_next_def): Remove vdefs case.
11648 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
11649 (clear_and_done_ssa_iter): Do not set removed fields.
11650 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
11651 Assert we are not iterating over vuses or vdefs if not also
11652 iterating over uses or defs.
11653 (op_iter_init_use): Likewise.
11654 (op_iter_init_def): Likewise.
11655 (op_iter_next_vdef): Remove.
11656 (op_iter_next_mustdef): Likewise.
11657 (op_iter_init_vdef): Likewise.
11658 (compare_ssa_operands_equal): Likewise.
11659 (link_use_stmts_after): Handle vuse operand.
11660 (is_call_used): Use is_call_clobbered.
11661 (is_call_clobbered): Global variables are always call clobbered,
11662 query the call-clobbers bitmap.
11663 (mark_call_clobbered): Ignore global variables.
11664 (clear_call_clobbered): Likewise.
11665 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
11666 virtual operands sanity check.
11667 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
11669 (TARGET_MEM_REF): Remove TMR_TAG operand.
11670 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
11671 Remove call-clobber related code.
11672 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
11673 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
11674 partitions or escape reason.
11675 (get_single_def_stmt, get_single_def_stmt_from_phi,
11676 get_single_def_stmt_with_phi): Remove.
11677 (dump_referenced_vars): Tidy.
11678 (get_ref_base_and_extent): Allow bare decls.
11679 (collect_dfa_stats): Adjust.
11680 * graphite.c (rename_variables_in_stmt): Adjust.
11681 (graphite_copy_stmts_from_block): Likewise.
11682 (translate_clast): Likewise.
11683 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
11685 (translate_vuse_through_block): Use the oracle.
11686 (phi_translate_1): Adjust.
11687 (value_dies_in_block_x): Use the oracle. Cache the outcome
11689 (valid_in_sets): Check if the VUSE for
11690 a REFERENCE is available.
11691 (eliminate): Do not remove stmts during elimination,
11692 instead queue and remove them afterwards.
11693 (do_pre): Do not rebuild alias info.
11694 (pass_pre): Run TODO_rebuild_alias before PRE.
11695 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
11696 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
11697 (mark_all_v_defs_stmt): Remove.
11698 (mark_all_v_defs_seq): Adjust.
11699 (sra_replace): Likewise.
11700 (scalarize_use): Likewise.
11701 (scalarize_copy): Likewise.
11702 (scalarize_init): Likewise.
11703 (scalarize_ldst): Likewise.
11704 (todoflags): Remove.
11705 (tree_sra): Do not rebuild alias info.
11706 (tree_sra_early): Adjust.
11707 (pass_sra): Run TODO_update_address_taken before SRA.
11708 * tree-predcom.c (set_alias_info): Remove.
11709 (prepare_initializers_chain): Do not call it.
11710 (mark_virtual_ops_for_renaming): Adjust.
11711 (mark_virtual_ops_for_renaming_list): Remove.
11712 (initialize_root_vars): Adjust.
11713 (initialize_root_vars_lm): Likewise.
11714 (prepare_initializers_chain): Likewise.
11715 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
11716 (may_propagate_copy_into_stmt): Likewise.
11717 (merge_alias_info): Do nothing for now.
11718 (propagate_tree_value_into_stmt): Adjust.
11719 (stmt_may_generate_copy): Likewise.
11720 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
11721 not mark symbols for renaming.
11722 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
11723 with the same statement, make sure to update the new pointed-to one.
11724 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
11725 call statements, do not mark symbols for renaming.
11726 (mark_operand_necessary): Dump something.
11727 (ref_may_be_aliased): New function.
11728 (mark_aliased_reaching_defs_necessary_1): New helper function.
11729 (mark_aliased_reaching_defs_necessary): Likewise.
11730 (mark_all_reaching_defs_necessary_1): Likewise.
11731 (mark_all_reaching_defs_necessary): Likewise.
11732 (propagate_necessity): Do not process virtual PHIs. For
11733 non-aliased loads mark all reaching definitions as necessary.
11734 For aliased loads and stores mark the immediate dominating
11735 aliased clobbers as necessary.
11736 (visited): New global static.
11737 (perform_tree_ssa_dce): Free visited bitmap after propagating
11739 (remove_dead_phis): Perform simple dead virtual PHI removal.
11740 (remove_dead_stmt): Properly unlink virtual operands when
11742 (eliminate_unnecessary_stmts): Schedule PHI removal after
11744 * tree-ssa-ter.c (is_replaceable_p): Adjust.
11745 (process_replaceable): Likewise.
11746 (find_replaceable_in_bb): Likewise.
11747 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
11748 based on the single gimple vop.
11749 (verify_flow_insensitive_alias_info): Remove.
11750 (verify_flow_sensitive_alias_info): Likewise.
11751 (verify_call_clobbering): Likewise.
11752 (verify_memory_partitions): Likewise.
11753 (verify_alias_info): Likewise.
11754 (verify_ssa): Adjust..
11755 (execute_update_addresses_taken): Export. Update SSA
11756 manually. Optimize only when optimizing. Use a local bitmap.
11757 (pass_update_address_taken): Remove TODO_update_ssa, add
11759 (pass_update_address_taken): Just use TODO_update_address_taken.
11760 (init_tree_ssa): Do not initialize addressable_vars.
11761 (verify_ssa): Verify new VUSE / VDEF properties.
11762 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
11763 Do not call verify_alias_info.
11764 (delete_tree_ssa): Clear the VUSE, VDEF operands.
11765 Do not free the loaded and stored syms bitmaps. Reset the escaped
11766 and callused solutions. Do not free addressable_vars.
11767 Remove memory-tag related code.
11768 (warn_uninitialized_var): Aliases are always available.
11769 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
11770 * lambda-code.c (can_put_in_inner_loop): Adjust.
11771 (can_put_after_inner_loop): Likewise.
11772 (perfect_nestify): Likewise.
11773 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
11774 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
11775 (vectorizable_conversion): Do not mark symbols for renaming.
11776 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
11777 (expand_call_inline): Unlink the calls virtual operands before
11779 (tree_function_versioning): Do not call update_ssa if we are not
11780 updating clones. Simplify.
11781 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
11782 (propagate_with_phi): Likewise..
11783 * tree-outof-ssa.c (create_temp): Remove memory tag and call
11784 clobber code. Assert we are not aliased or global.
11785 * tree-flow.h: Include tree-ssa-alias.h
11786 (enum escape_type): Remove.
11787 (struct mem_sym_stats_d): Likewise.
11788 (struct mem_ref_stats_d): Likewise.
11789 (struct gimple_df): Add vop member. Remove global_var,
11790 call_clobbered_vars, call_used_vars, addressable_vars,
11791 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
11792 escaped and callused members.
11793 (struct ptr_info_def): Remove all members, add points-to solution
11795 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
11796 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
11797 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
11798 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
11799 (tree-ssa-alias.o): Likewise.
11800 (toplev.o): Add tree-ssa-alias.h
11801 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
11802 * gimple.c (gimple_set_bb): Fix off-by-one error.
11803 (is_gimple_reg): Do not handle memory tags.
11804 (gimple_copy): Also copy virtual operands.
11805 Delay updating the statement. Do not reset loaded and stored syms.
11806 (gimple_set_stored_syms): Remove.
11807 (gimple_set_loaded_syms): Likewise.
11808 (gimple_call_copy_skip_args): Copy the virtual operands
11809 and mark the new statement modified.
11810 * tree-ssa-structalias.c (may_alias_p): Remove.
11811 (set_uids_in_ptset): Take the alias set to prune with as
11812 parameter. Fold in the alias test of may_alias_p.
11813 (compute_points_to_sets): Compute whether a ptr is dereferenced
11814 in a local sbitmap.
11815 (process_constraint): Deal with &ANYTHING on the lhs, reject all
11816 other ADDRESSOF constraints on the lhs.
11817 (get_constraint_for_component_ref): Assert that we don't get
11818 ADDRESSOF constraints from the base of the reference.
11819 Properly generate UNKNOWN_OFFSET for DEREF if needed.
11820 (struct variable_info): Remove collapsed_to member.
11821 (get_varinfo_fc): Remove.
11822 (new_var_info): Do not set collapsed_to.
11823 (dump_constraint): Do not follow cycles.
11824 (dump_constraint_graph): Likewise.
11825 (build_pred_graph): Likewise.
11826 (build_succ_graph): Likewise.
11827 (rewrite_constraints): Likewise.
11828 (do_simple_structure_copy): Remove.
11829 (do_rhs_deref_structure_copy): Remove.
11830 (do_lhs_deref_structure_copy): Remove.
11831 (collapse_rest_of_var): Remove.
11832 (do_structure_copy): Re-implement.
11833 (pta_stats): New global variable.
11834 (dump_pta_stats): New function.
11835 (struct constraint_expr): Make offset signed.
11836 (UNKNOWN_OFFSET): Define special value.
11837 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
11838 (solution_set_expand): New helper function split out from ...
11839 (do_sd_constraint): ... here.
11840 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
11841 (do_ds_constraint): Likewise.
11842 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
11843 and CALLUSED = *CALLUSED.
11844 (set_union_with_increment): Make inc argument signed.
11845 (type_safe): Remove.
11846 (get_constraint_for_ptr_offset): Handle unknown and negative
11848 (first_vi_for_offset): Handle offsets before start. Bail
11849 out early for offsets beyond the variable extent.
11850 (first_or_preceding_vi_for_offset): New function.
11851 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
11852 Together with ESCAPED = *ESCAPED this properly computes reachability.
11853 (find_what_var_points_to): New function.
11854 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
11855 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
11856 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
11857 pt_solutions_intersect): New functions.
11858 (compute_call_used_vars): Remove.
11859 (compute_may_aliases): New main entry into PTA computation.
11860 * gimple.h (gimple_p): New typedef.
11861 (struct gimple_statement_base): Remove references_memory_p.
11862 (struct gimple_statement_with_memory_ops_base): Remove
11863 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
11865 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
11866 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
11867 gimple_set_references_memory): Remove.
11868 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
11869 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
11871 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
11872 (verify_expr): Allow RESULT_DECL.
11873 (gimple_duplicate_bb): Do not copy virtual operands.
11874 (gimple_duplicate_sese_region): Adjust.
11875 (gimple_duplicate_sese_tail): Likewise.
11876 (mark_virtual_ops_in_region): Remove.
11877 (move_sese_region_to_fn): Do not call it.
11878 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
11879 and pass_simple_dse.
11880 (execute_function_todo): Handle TODO_update_address_taken,
11881 call execute_update_addresses_taken for TODO_rebuild_alias.
11882 (execute_todo): Adjust.
11883 (execute_one_pass): Init dump files early.
11884 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
11886 (create_general_new_stmt): Clear vops.
11887 * tree-ssa-reassoc.c (get_rank): Adjust.
11888 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
11889 symbols for renaming.
11890 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
11891 (PARAM_AVG_ALIASED_VOPS): Likewise.
11892 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
11893 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
11894 * tree-ssa-operands.c: Simplify for new virtual operand representation.
11895 (operand_build_cmp, copy_virtual_operands,
11896 create_ssa_artificial_load_stmt, add_to_addressable_set,
11897 gimple_add_to_addresses_taken): Remove public functions.
11898 (unlink_stmt_vdef): New function.
11900 2009-04-03 Alan Modra <amodra@bigpond.net.au>
11902 * config.gcc (powerpc-*-linux*): Merge variants.
11904 2009-04-02 Chao-ying Fu <fu@mips.com>
11905 James Grosbach <james.grosbach@microchip.com>
11907 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
11908 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
11910 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
11911 keep_interrupts_masked_p, use_debug_exception_return_p.
11912 (mips_attribute_table): Add interrupt, use_shadow_register_set,
11913 keep_interrupts_masked, use_debug_exception_return.
11914 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
11915 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
11917 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
11918 (mips_print_operand): Process COP0 registers to print $0 .. $31
11919 correctly for GAS to process.
11920 (mips_interrupt_extra_call_saved_reg_p): New function.
11921 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
11923 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
11924 (mips_compute_frame_info): Add supports for interrupt context that
11925 includes doubleword accumulators and COP0 registers.
11926 (mips_for_each_saved_acc): New function.
11927 (mips_for_each_saved_gpr_and_fpr): Change the function name from
11928 mips_for_each_saved_reg.
11929 (mips_save_reg): Save accumulators.
11930 (mips_kernel_reg_p): A new for_each_rtx callback.
11931 (mips_expand_prologue): Support interrupt handlers.
11932 (mips_restore_reg): Restore accumulators.
11933 (mips_expand_epilogue): Support interrupt handlers.
11934 (mips_can_use_return_insn): Return false for interrupt handlers.
11935 (mips_epilogue_uses): New function.
11936 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
11937 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
11938 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
11939 cop0_move): New instructions.
11940 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
11941 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
11943 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
11945 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
11946 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
11947 interrupt handlers, we use K0 as the temporary register.
11948 (EPILOGUE_USES): Change to a function call.
11949 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
11950 handlers, we use K0 as the temporary register.
11952 * doc/extend.texi (Function Attributes): Document interrupt,
11953 use_shadow_register_set, keep_interrupts_masked,
11954 use_debug_exception_return for MIPS attributes.
11956 2009-04-03 Alan Modra <amodra@bigpond.net.au>
11958 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
11959 Remove a number of t-files from tmake_file.
11960 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
11961 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
11962 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
11963 target_prototype, not TARGET_PROTOTYPE.
11964 (LINK_OS_GNU_SPEC): Define.
11965 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
11966 and darwin-ldoubdle.c.
11968 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
11971 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
11972 (cpp_options): Ditto.
11973 (default_compilers): Ditto.
11974 (display_help): Ditto.
11975 (process_command): Ditto.
11976 (do_spec_1): Ditto.
11977 (set_input): Use lbasename instead of duplicate code.
11978 (save_temps_prefix): New static for -save-temps=obj.
11979 (save_temps_length): Ditto.
11981 * doc/invoke.texi (-save-temps=obj): Document new variant to
11982 -save-temps switch.
11984 2009-04-02 Jeff Law <law@redhat.com>
11986 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
11989 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
11991 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
11992 * configure: Regenerated.
11994 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
11996 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
11997 share the argument list.
11999 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
12003 2009-02-12 Diego Novillo <dnovillo@google.com>
12005 * varpool.c (debug_varpool): New.
12006 * cgraph.h (debug_varpool): Declare.
12008 2009-04-02 Jan Hubicka <jh@suse.cz>
12010 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
12013 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
12015 * config/i386/i386.c (ix86_abi): Move initialization to ...
12016 (override_options): Here.
12018 2009-04-02 Christian Bruel <christian.bruel@st.com>
12020 * config/sh/sh.c (sh_dwarf_register_span): New function.
12021 (TARGET_DWARF_REGISTER_SPAN): Define.
12022 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
12024 2009-04-02 Ira Rosen <irar@il.ibm.com>
12026 PR tree-optimization/39595
12027 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
12028 interleaved loads group is not greater than the SLP group size.
12030 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
12032 * builtins.c (is_builtin_name): New.
12033 (called_as_built_in): Use is_builtin_name.
12034 * tree.h (is_builtin_name): New.
12035 * varasm.c (incorporeal_function_p): Use is_builtin_name
12037 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
12039 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
12041 2009-04-02 Dodji Seketeli <dodji@redhat.com>
12044 * c-decl.c (clone_underlying_type): Move this ...
12045 * c-common.c (set_underlying_type): ... here.
12046 Also, make sure the function properly sets TYPE_STUB_DECL() on
12047 the newly created typedef variant type.
12048 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
12049 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
12052 2009-04-02 Richard Guenther <rguenther@suse.de>
12054 PR tree-optimization/37221
12055 * tree-flow.h (degenerate_phi_result): Declare.
12056 * tree-ssa-dom.c (degenerate_phi_result): Export.
12057 * tree-scalar-evolution.c (analyze_initial_condition): If
12058 the initial condition is defined by a degenerate PHI node
12059 use the degenerate value.
12061 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
12063 PR rtl-optimization/39588
12064 * combine.c (merge_outer_ops): Do not set the constant when this
12066 (simplify_shift_const_1): Do not modify it either in this case.
12068 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
12070 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
12071 tuning is deprecated if -mtune value is set to an Itanium1 variant.
12073 2009-04-01 Janis Johnson <janis187@us.ibm.com>
12076 * c-lex.c (interpret_float): Default (no suffix) is double.
12078 2009-04-1 Xinliang David Li <davidxl@google.com>
12080 * config/i386/i386.c (legitimate_constant_p): Recognize
12081 all one vector constant.
12083 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12085 * config/vax/vax.c: Add #includes to silence warnings.
12086 Change #include order to silence two warnings.
12088 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12090 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
12091 (ASM_SPEC): Pass -k to the assembler for PIC code.
12093 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12095 * config.gcc: Add vax-*-linux* to the switch.
12096 * config/vax/linux.h: New file. (TARGET_VERSION,
12097 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
12099 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12101 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
12102 Use predicate macros instead of GET_CODE() == foo.
12103 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
12104 ashlsi3, rotrsi3, <unnamed>): Likewise.
12106 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12108 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
12109 jbbccihi, jbbccisi): Remova trailing whitespace.
12110 * config/vax/constraints.md: Likewise.
12111 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
12112 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
12113 * config/vax/predicates.md: Likewise.
12114 * config/vax/vax.c (print_operand_address, vax_output_int_move,
12115 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
12116 * config/vax/vax.h: Likewise.
12117 * config/vax/vax.md (nonlocal_goto): Likewise.
12119 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12121 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
12122 (indirectable_address_p, adjacent_operands_p): Add spaces around
12124 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
12126 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12128 * config/vax/vax.c (legitimate_constant_address_p,
12129 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
12130 index_term_p, reg_plus_index_p, legitimate_address_p,
12131 vax_mode_dependent_address_p): Update comments to match functions
12132 modified by the recent int->bool conversion.
12134 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12136 * config/vax/builtins.md: Update copyright message.
12137 * config/vax/constraints.md: Likewise.
12138 * config/vax/netbsd-elf.h: Likewise.
12139 * config/vax/predicates.md: Likewise.
12140 * config/vax/vax-protos.h: Likewise.
12141 * config/vax/vax.c: Likewise.
12142 * config/vax/vax.h: Likewise.
12143 * config/vax/vax.md: Likewise.
12144 * config/vax/vax.opt: Likewise.
12146 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12148 * config/vax/builtins.md (ffssi2, ffssi2_internal,
12149 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
12150 * config/vax/constraints.md (B, R): Likewise.
12151 * config/vax/predicates.md (external_memory_operand,
12152 nonimmediate_addsub_di_operand): Likewise.
12153 * config/vax/vax.c (vax_output_int_add): Likewise.
12154 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
12155 untyped_call): Likewise.
12157 2009-04-01 Matt Thomas <matt@3am-software.com>
12159 * config/vax/predicates.md: New file.
12160 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
12161 external_const_operand, nonsymbolic_operand, external_memory_operand,
12162 indirect_memory_operand, indexed_memory_operand,
12163 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
12164 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
12166 * config/vax/constraints.md: New file.
12167 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
12169 * config/vax/builtins.md: New file.
12170 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
12171 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
12173 * config/vax/vax.opt (mqmath): Add option.
12174 * config/vax/vax.md (isfx): Extend with DI.
12175 (VAXintQH, VAXintQHSD): Define.
12176 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
12177 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
12178 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
12179 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
12180 (movdi): Update constraints and use vax_output_int_move().
12181 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
12182 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
12183 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
12184 nonlocal_goto): New.
12185 (mov<mode>): Extend accepted operand types.
12186 (subdi3_old): Rename from subdi3, change update constraints and use
12187 a new implementation.
12188 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
12189 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
12190 MOVE_RATIO, CLEAR_RATIO): Define.
12191 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
12192 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
12193 (PRINT_OPERAND): Redefine using a function instead of inlined code.
12194 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
12195 (split_quadword_operands): Make static and really allow variable
12197 (print_operand_address): Update for PIC generation.
12198 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
12199 indexable_address_p, fixup_mathdi_operand,
12200 vax_expand_addsub_di_operands, adjacent_operands_p): New.
12201 (vax_float_literal, legitimate_constant_p,
12202 indirectable_constant_address_p, index_term_p,
12203 reg_plus_index_p): Return bool instead of int.
12204 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
12206 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
12208 (vax_output_conditional_branch): Indent.
12209 (legitimate_constant_address_p, indirectable_constant_address_p,
12210 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
12211 vax_mode_dependent_address_p): Return bool instead of int, update for
12213 * config/vax/vax-protos.h (legitimate_constant_address_p,
12214 legitimate_constant_p, legitimate_address_p,
12215 vax_mode_dependent_address_p): Change declaration to bool.
12216 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
12217 vax_expand_addsub_di_operands, vax_output_int_subtract,
12218 vax_output_movmemsi): Declare.
12219 (split_quadword_operands, vax_float_literal): Delete declaration.
12220 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
12221 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
12222 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
12223 ASM_OUTPUT_DWARF_PCREL): Define.
12224 (ASM_SPEC): Change definition to allow PIC generation.
12226 2009-04-01 Steve Ellcey <sje@cup.hp.com>
12228 * doc/sourcebuild.texi: Update front-end requirements.
12230 2009-04-01 Jakub Jelinek <jakub@redhat.com>
12233 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
12234 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
12235 (booldi3_internal3): Use boolean_or_operator instead of
12238 2009-04-01 Joseph Myers <joseph@codesourcery.com>
12241 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
12242 declarator whose size is not an integer constant expression but
12243 folds to an integer constant, then treat it as a constant
12246 2009-04-01 Richard Guenther <rguenther@suse.de>
12248 * fold-const.c (fold_plusminus_mult_expr): Do not fold
12249 i * 4 + 2 to (i * 2 + 1) * 2.
12251 2009-04-01 Jakub Jelinek <jakub@redhat.com>
12254 * c-parser.c (c_parser_asm_statement): Skip until close paren and
12255 return if c_parser_asm_string_literal returned NULL.
12257 2009-04-01 Nick Clifton <nickc@redhat.com>
12259 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
12261 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
12262 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
12263 other typedefs to avoid conflicts with libgcc2.c. Define labels
12264 to gain 16-bit bit-manipulation functions from libgcc2.c and then
12266 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
12267 to gain 16-bit trapping arithmetic functions from libgcc2.c and
12270 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
12272 * varasm.c (default_function_rodata_section): Declare DOT as
12275 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
12276 Andrey Galkin <agalkin@hypercom.com>
12279 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
12280 Make object_name unique for each process.
12282 2009-04-01 Jakub Jelinek <jakub@redhat.com>
12285 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
12286 addressable variables in the parallel that could go out of scope while
12287 running queued tasks.
12289 2009-04-01 Anatoly Sokolov <aesok@post.ru>
12291 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
12292 (CASE_VALUES_THRESHOLD): Redefine.
12293 * config/avr/avr.c (avr_override_options): Remove initialization of
12294 avr_case_values_threshold variable.
12295 (avr_case_values_threshold): Remove variable. Add new function.
12296 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
12297 * config/avr/avr.opt (mno-tablejump): Remove option.
12298 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
12300 2009-04-01 DJ Delorie <dj@redhat.com>
12302 * varasm.c (default_function_rodata_section): Don't assume
12303 anything about where the first '.' in the section name is.
12305 2009-04-01 Alan Modra <amodra@bigpond.net.au>
12307 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
12308 rs6000_emit_stack_tie.
12310 2009-03-31 Ian Lance Taylor <iant@google.com>
12312 * tree-eh.c (tree_remove_unreachable_handlers): Compare
12313 gimple_code with GIMPLE_RESX, not RESX.
12315 2009-03-31 Joseph Myers <joseph@codesourcery.com>
12317 * c-common.c (c_get_ident): New.
12318 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
12320 2009-04-01 Ben Elliston <bje@au.ibm.com>
12322 * config/rs6000/sysv4.opt (msdata): Improve option description.
12324 2009-03-31 Steve Ellcey <sje@cup.hp.com>
12326 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
12327 (divdf3_internal_lat): Remove.
12328 (divxf3_internal_lat): Remove.
12329 (divxf3_internal_thr): Remove.
12330 (divxf): Use divxf3_internal.
12331 * config/ia64/div.md (divsf3_internal_lat): New.
12332 (divdf3_internal_lat): New.
12333 (divxf3_internal): New.
12335 2009-03-31 Joseph Myers <joseph@codesourcery.com>
12338 * Makefile.in (USE_GCC_STDINT): Define.
12339 (stmp-int-hdrs): Install stdint.h if applicable.
12340 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
12342 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
12343 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
12344 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
12345 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
12346 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
12347 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
12348 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
12349 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
12350 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
12351 (c_common_nodes_and_builtins): Initialize
12352 underlying_wchar_type_node. Do not initialize
12353 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
12354 nodes for new types.
12355 (c_stddef_cpp_builtins): Define macros for new types.
12356 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
12358 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
12359 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
12360 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
12361 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
12362 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
12363 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
12364 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
12365 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
12366 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
12367 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
12368 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
12369 int16_type_node, int32_type_node, int64_type_node,
12370 uint8_type_node, uint16_type_node, c_uint32_type_node,
12371 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
12372 int_least32_type_node, int_least64_type_node,
12373 uint_least8_type_node, uint_least16_type_node,
12374 uint_least32_type_node, uint_least64_type_node,
12375 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
12376 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
12377 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
12378 uintptr_type_node): Define.
12379 * c-cppbuiltin.c (builtin_define_constants,
12380 builtin_define_type_minmax): New.
12381 (builtin_define_stdint_macros): Define more macros.
12382 (c_cpp_builtins): Define more limit macros.
12383 (type_suffix): New.
12384 (builtin_define_type_max): Define in terms of
12385 builtin_define_type_minmax. Remove is_long parameter. All
12387 * config.gcc (use_gcc_stdint): Define.
12388 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
12389 Add newlib-stdint.h for generic targets.
12390 * config/glibc-stdint.h, config/newlib-stdint.h,
12391 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
12392 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
12393 * config/score/score.h (UINTPTR_TYPE): Define.
12394 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
12395 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
12396 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
12397 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
12398 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
12399 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
12400 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
12401 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
12402 * config/spu/spu.h (STDINT_LONG32): Define.
12403 * configure.ac (use_gcc_stdint): Substitute.
12404 * configure: Regenerate.
12405 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
12406 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
12407 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
12408 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
12409 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
12410 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
12411 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
12412 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
12413 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
12414 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
12415 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
12416 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
12417 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
12418 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
12419 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
12420 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
12421 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
12422 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
12423 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
12424 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
12425 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
12426 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
12427 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
12428 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
12429 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
12430 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
12431 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
12432 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
12433 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
12435 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
12437 * loop-iv.c (suitable_set_for_replacement): Renamed from
12438 simplify_using_assignment; changed to return bool and to accept new
12439 args DEST and SRC. Return true iff we find a source/destination pair
12440 that can be used to make a replacement, and fill SRC and DEST if so.
12441 Remove arg ALTERED. Don't deal with altered regs here. All callers
12443 (simplify_using_initial_values): Deal with altered regs here and track
12444 more precisely the effect they have on the validity of our expression.
12446 * loop-iv.c (simplify_using_condition): A condition of the form
12447 (EQ REG CONST) can be used to simply make a substitution.
12448 (simplify_using_initial_values): Keep track of conditions we have seen
12449 and keep using them to simplify new expressions, while applying the
12450 same substitutions to them as to the expression.
12452 * simplify-rtx.c (simplify_relational_operation_1): Simplify
12453 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
12456 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
12457 changed. Use this when trying to improve the upper bound.
12458 Generate the comparison by using simplify_gen_relational.
12460 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
12462 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
12464 (simplify_using_assignment, simplify_using_initial_values): Call
12465 replace_in_expr to make replacements. Call replace_single_def_regs
12466 once on the initial version of the expression.
12468 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12471 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
12473 2009-03-31 Richard Guenther <rguenther@suse.de>
12475 PR middle-end/31029
12476 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
12477 equality comparisons. Fold C - X CMP X if C % 2 == 1.
12479 2009-03-31 Richard Guenther <rguenther@suse.de>
12481 * tree.h (div_if_zero_remainder): Declare.
12482 * fold-const.c (div_if_zero_remainder): Export.
12483 * tree-ssa-forwprop.c
12484 (forward_propagate_addr_into_variable_array_index): Handle
12485 constant array index addition outside of the variable index.
12487 2009-03-31 Joseph Myers <joseph@codesourcery.com>
12490 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
12491 define_splits, floatunssi<mode>2): Require x87 conversions from
12492 DImode to be permitted.
12494 2009-03-31 Joseph Myers <joseph@codesourcery.com>
12496 PR preprocessor/15638
12497 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
12499 2009-03-31 Richard Guenther <rguenther@suse.de>
12501 PR middle-end/23401
12502 PR middle-end/27810
12503 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
12504 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
12505 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
12506 a separate statement.
12507 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
12508 (lookup_tmp_var): Likewise.
12509 (is_gimple_formal_tmp_or_call_rhs): Remove.
12510 (is_gimple_reg_or_call_rhs): Rename to ...
12511 (is_gimple_reg_rhs_or_call): ... this.
12512 (is_gimple_mem_or_call_rhs): Rename to ...
12513 (is_gimple_mem_rhs_or_call): ... this.
12514 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
12515 DECL_GIMPLE_REG_P only if is_formal is true.
12516 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
12517 for non-proper post-modify expression gimplification.
12518 (gimplify_self_mod_expr): For post-modify expressions gimplify
12519 the lvalue to a minimal lvalue.
12520 (rhs_predicate_for): Remove formal temp case.
12521 (gimplify_modify_expr_rhs): Likewise.
12522 (gimplify_addr_expr): Use is_gimple_reg.
12523 (gimplify_expr): Remove formal temp cases.
12524 (gimple_regimplify_operands): Likewise.
12525 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
12526 and FILTER_EXPR like constants.
12527 * gimple.c (walk_gimple_op): Fix val_only initialization, use
12529 (is_gimple_formal_tmp_rhs): Remove.
12530 (is_gimple_reg_rhs): Remove special casing.
12531 (is_gimple_mem_rhs): Fix.
12532 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
12533 (is_gimple_formal_tmp_var): Remove.
12534 (is_gimple_formal_tmp_reg): Likewise.
12535 (is_gimple_min_lval): Allow invariant component ref parts.
12536 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
12537 is_gimple_formal_tmp_reg): Remove declarations.
12538 * tree-cfg.c (verify_expr): Verify that variables with address
12539 taken do not have DECL_GIMPLE_REG_P set.
12540 * tree-mudflap.c (mf_build_check_statement_for): Use
12541 force_gimple_operand instead of gimplify_expr.
12543 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
12545 * modulo-sched.c (sms_schedule_by_order): Pass the actual
12546 schedulable rows to compute_split_row.
12548 2009-03-31 Ben Elliston <bje@au.ibm.com>
12551 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
12554 2009-03-31 Alan Modra <amodra@bigpond.net.au>
12556 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
12557 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
12558 * configure: Regenerate.
12559 * config.in: Regenerate.
12560 * config/rs6000/rs6000.opt (mtls-markers): Add.
12561 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
12562 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
12563 (tls_ld_aix, tls_ld_sysv): Likewise.
12564 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
12565 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
12567 2009-03-31 Alan Modra <amodra@bigpond.net.au>
12569 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
12571 2009-03-30 Jan Hubicka <jh@suse.cz>
12573 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
12575 (tree_remove_unreachable_handlers): Cleanup EH predecestor
12576 detection and label handling.
12578 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
12580 * ira-int.h (ira_allocno): Rename left_conflicts_num to
12581 left_conflicts_size.
12582 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
12583 ALLOCNO_LEFT_CONFLICTS_SIZE.
12585 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
12586 remove_allocno_from_bucket_and_push,
12587 allocno_spill_priority_compare, push_allocnos_to_stack,
12588 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
12589 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
12590 (setup_allocno_left_conflicts_num): Ditto. Rename to
12591 setup_allocno_left_conflicts_size.
12592 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
12593 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
12594 setup_allocno_left_conflicts_size instead of
12595 setup_allocno_left_conflicts_num.
12597 * ira-build.c (ira_create_allocno): Use
12598 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
12599 ALLOCNO_LEFT_CONFLICTS_NUM.
12601 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
12603 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
12604 instead of DF_LR_OUT.
12606 * ira-lives.c (process_bb_node_lives): Ditto.
12608 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
12609 instead of DF_LR_{OUT,IN}.
12611 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
12613 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
12615 2009-03-30 Jan Hubicka <jh@suse.cz>
12617 * except.c (label_to_region_map): Fix thinko.
12619 2009-03-30 Steve Ellcey <sje@cup.hp.com>
12621 PR middle-end/38237
12622 * tree.h (tree_find_value): New declaration.
12623 * tree.c (tree_find_value): New function.
12624 * varasm.c (assemble_external): Avoid duplicate entries on lists.
12626 2009-03-30 Jakub Jelinek <jakub@redhat.com>
12629 * c-decl.c (struct c_binding): Add locus field.
12630 (bind): Add locus argument, set locus field from it.
12631 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
12632 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
12633 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
12634 implicitly_declare, undeclared_variable, lookup_label,
12635 declare_label, c_make_fname_decl, c_builtin_function,
12636 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
12639 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
12642 * config/i386/i386.c (classify_argument): Check total size of
12645 2009-03-30 Martin Jambor <mjambor@suse.cz>
12647 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
12648 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
12649 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
12652 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
12653 seen_variable_array_ref while also traversing a union.
12655 * tree-inline.c (optimize_inline_calls): Do not call
12656 cgraph_node_remove_callees.
12657 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
12658 (pass_remove_cgraph_callee_edges): New variable.
12659 * passes.c (init_optimization_passes): Add
12660 pass_remove_cgraph_callee_edges after early inlining and before all
12661 late intraprocedural passes.
12663 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
12665 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12667 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
12668 Fix typos in names.
12670 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12672 * combine.c (simplify_comparison): Use have_insn_for.
12673 * dojump.c (do_jump): Likewise.
12675 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12677 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
12678 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
12679 sparc_compare_op0 like sparc_compare_emitted used to be handled.
12680 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
12681 instead of sparc_compare_emitted.
12682 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
12683 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
12684 instead of sparc_compare_emitted.
12686 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12688 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
12689 enter/exit cfglayout mode.
12690 (pass_partition_block): Require it.
12691 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
12692 (combine_instructions): Track basic blocks instead of labels.
12693 (update_cfg_for_uncondjump): New.
12694 (try_combine): Use it. Update jumps after rescanning.
12695 (pass_combine): Require PROP_cfglayout.
12696 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
12698 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12700 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
12701 Provide/destroy PROP_cfglayout respectively.
12702 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
12703 * tree-pass.h (PROP_cfglayout): New.
12705 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12707 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
12708 fold_convert_const_fixed_from_fixed,
12709 fold_convert_const_fixed_from_int,
12710 fold_convert_const_fixed_from_real, fold_negate_const): Do not
12711 set TREE_CONSTANT_OVERFLOW.
12712 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
12713 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
12715 2009-03-30 Ira Rosen <irar@il.ibm.com>
12717 * tree-vect-loop-manip.c: New file.
12718 * tree-vectorizer.c: Update documentation and included files.
12719 (vect_loop_location): Make extern.
12720 (rename_use_op): Move to tree-vect-loop-manip.c
12721 (rename_variables_in_bb, rename_variables_in_loop,
12722 slpeel_update_phis_for_duplicate_loop,
12723 slpeel_update_phi_nodes_for_guard1,
12724 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
12725 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
12726 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
12727 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
12728 find_loop_location): Likewise.
12729 (new_stmt_vec_info): Move to tree-vect-stmts.c.
12730 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
12731 get_vectype_for_scalar_type, vect_is_simple_use,
12732 supportable_widening_operation, supportable_narrowing_operation):
12734 (bb_in_loop_p): Move to tree-vect-loop.c.
12735 (new_loop_vec_info, destroy_loop_vec_info,
12736 reduction_code_for_scalar_code, report_vect_op,
12737 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
12738 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
12739 (vect_supportable_dr_alignment): Likewise.
12740 * tree-vectorizer.h (tree-data-ref.h): Include.
12741 (vect_loop_location): Declare.
12742 Reorganize function declarations according to the new file structure.
12743 * tree-vect-loop.c: New file.
12744 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
12745 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
12746 * tree-vect-data-refs.c: New file.
12747 * tree-vect-patterns.c (timevar.h): Don't include.
12748 * tree-vect-stmts.c: New file.
12749 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
12750 tree-vect-slp.c, tree-vect-loop.c.
12751 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
12752 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
12753 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
12754 (tree-vect-analyze.o): Remove.
12755 (tree-vect-transform.o): Likewise.
12756 (tree-vect-data-refs.o): Add rule.
12757 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
12758 tree-vect-slp.o): Likewise.
12759 (tree-vect-patterns.o): Remove redundant dependencies.
12760 (tree-vectorizer.o): Likewise.
12761 * tree-vect-slp.c: New file.
12763 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12765 * optc-gen.awk: Warn if an option flag has multiple different
12768 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
12770 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
12771 -floop-block): Document dependences on PPL, CLooG and Graphite.
12773 2009-03-30 Joseph Myers <joseph@codesourcery.com>
12775 PR rtl-optimization/323
12776 * c-common.c (c_fully_fold, convert_and_check,
12777 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
12778 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
12779 * c-common.def (EXCESS_PRECISION_EXPR): New.
12780 * c-cppbuiltin.c (builtin_define_float_constants): Define
12781 constants with enough digits for long double.
12782 * c-lex.c (interpret_float): Interpret constant with excess
12783 precision where appropriate.
12784 * c-opts.c (c_common_post_options): Set
12785 flag_excess_precision_cmdline. Give an error for
12786 -fexcess-precision=standard for C++ for processors where the
12787 option is significant.
12788 * c-parser.c (c_parser_conditional_expression): Handle excess
12789 precision in condition.
12790 * c-typeck.c (convert_arguments): Handle arguments with excess
12792 (build_unary_op): Move excess precision outside operation.
12793 (build_conditional_expr): Likewise.
12794 (build_compound_expr): Likewise.
12795 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
12796 (build_modify_expr): Handle excess precision in RHS.
12797 (convert_for_assignment): Handle excess precision in converted
12799 (digest_init, output_init_element, process_init_element): Handle
12800 excess precision in initializer.
12801 (c_finish_return): Handle excess precision in return value.
12802 (build_binary_op): Handle excess precision in operands and add
12803 excess precision as needed for operation.
12804 * common.opt (-fexcess-precision=): New option.
12805 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
12806 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
12807 For standard excess precision, output explicit conversion to and
12808 truncation from XFmode.
12809 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
12810 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
12811 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
12812 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
12813 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
12814 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
12815 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
12816 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
12817 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
12818 define_splits, sqrt<mode>2): Disable where appropriate for
12819 standard excess precision.
12820 * convert.c (convert_to_real): Do not shorten arithmetic to type
12821 for which excess precision would be used.
12822 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
12823 * doc/invoke.texi (-fexcess-precision=): Document option.
12824 (-mfpmath=): Correct index entry.
12825 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
12826 flag_excess_precision): New.
12827 * langhooks.c (lhd_post_options): Set
12828 flag_excess_precision_cmdline.
12829 * opts.c (common_handle_option): Handle -fexcess-precision=.
12830 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
12831 init_excess_precision): New.
12832 (lang_dependent_init_target): Call init_excess_precision.
12833 * tree.c (excess_precision_type): New.
12834 * tree.h (excess_precision_type): Declare.
12836 2009-03-30 Joseph Myers <joseph@codesourcery.com>
12839 * c-typeck.c (build_component_ref): Do not copy qualifiers from
12840 non-lvalue to component.
12842 2009-03-29 Joseph Myers <joseph@codesourcery.com>
12844 PR preprocessor/34695
12845 * Makefile.in (c-opts.o): Depend on c-tree.h.
12846 * c-common.c: Move down include of diagnostic.h.
12847 (done_lexing, c_cpp_error): New.
12848 * c-common.h (done_lexing): Declare.
12849 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
12851 * c-opts.c: Include c-tree.h.
12852 (c_common_init_options): Set preprocessor error callback.
12853 (c_common_handle_option): Do not set preprocessor
12854 inhibit_warnings, warnings_are_errors, warn_system_headers,
12855 pedantic_errors or inhibit_warnings flags.
12856 (c_common_post_options): Do not check cpp_errors (parse_in).
12857 (c_common_finish): Do not output dependencies if there were
12858 errors. Do not check return value of cpp_finish.
12859 * c-ppoutput.c (pp_file_change): Set input_location.
12860 * c-tree.h (c_cpp_error): Declare.
12861 * diagnostic.c (diagnostic_set_info_translated): Also initialize
12863 (diagnostic_build_prefix): Check override_column.
12864 * diagnostic.h (diagnostic_info): Add override_column field.
12865 (diagnostic_override_column): Define.
12867 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
12869 * c-common.c (c_expand_expr, c_staticp): Remove.
12870 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
12871 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
12872 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
12873 * c-gimplify.c (gimplify_compound_literal_expr,
12874 optimize_compound_literals_in_ctor): Remove.
12875 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
12876 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
12877 * c-semantics.c (emit_local_var): Remove.
12879 * langhooks-def.h (lhd_expand_expr): Remove.
12880 * langhooks.c (lhd_expand_expr): Remove.
12881 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
12883 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
12884 handling from c-semantics.c; don't call into langhook.
12885 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
12886 * gimplify.c (gimplify_compound_literal_expr,
12887 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
12888 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
12889 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
12890 as was done in c-gimplify.c.
12891 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
12892 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
12893 Move from c-common.h.
12894 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
12896 * tree.c (staticp): Do not call langhook.
12897 * langhooks.c (lhd_staticp): Delete.
12898 * langhooks-def.h (lhd_staticp): Delete prototype.
12899 (LANG_HOOKS_STATICP): Delete.
12900 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
12902 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
12903 instead of DECL_STMTs.
12905 2009-03-29 Joseph Myers <joseph@codesourcery.com>
12913 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
12915 (fold_call_expr): Return a NOP_EXPR from folding rather than the
12916 contained expression.
12917 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
12918 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
12919 conditional expressions for C.
12920 (decl_constant_value_for_optimization): Move from
12921 decl_constant_value_for_broken_optimization in c-typeck.c. Check
12922 whether optimizing and that the expression is a VAR_DECL not of
12923 array type instead of doing such checks in the caller. Do not
12924 check pedantic. Call gcc_unreachable for C++.
12925 * c-common.def (C_MAYBE_CONST_EXPR): New.
12926 * c-common.h (c_fully_fold, c_save_expr,
12927 decl_constant_value_for_optimization): New prototypes.
12928 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
12929 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
12930 EXPR_INT_CONST_OPERANDS): Define.
12931 * c-convert.c (convert): Strip nops from expression.
12932 * c-decl.c (groktypename): Take extra parameters expr and
12933 expr_const_operands. Update call to grokdeclarator.
12934 (start_decl): Update call to grokdeclarator. Add statement for
12935 expressions used in type of decl.
12936 (grokparm): Update call to grokdeclarator.
12937 (push_parm_decl): Update call to grokdeclarator.
12938 (build_compound_literal): Add parameter non_const and build a
12939 C_MAYBE_COSNT_EXPR if applicable.
12940 (grokdeclarator): Take extra parameters expr and
12941 expr_const_operands. Track expressions used in declaration
12942 specifiers and declarators. Fold array sizes and track whether
12943 they are constant expressions and whether they are integer
12944 constant expressions.
12945 (parser_xref_tag): Set expr and expr_const_operands fields in
12947 (grokfield): Update call to grokdeclarator.
12948 (start_function): Update call to grokdeclarator.
12949 (build_null_declspecs): Set expr and expr_const_operands fields in
12951 (declspecs_add_type): Handle expressions in typeof specifiers.
12952 * c-parser.c (c_parser_declspecs): Set expr and
12953 expr_const_operands fields for declaration specifiers.
12954 (c_parser_enum_specifier): Likewise.
12955 (c_parser_struct_or_union_specifier): Likewise.
12956 (c_parser_typeof_specifier): Likewise. Update call to
12957 groktypename. Fold expression as needed. Return expressions with
12958 type instead of adding statements.
12959 (c_parser_attributes): Update calls to c_parser_expr_list.
12960 (c_parser_statement_after_labels): Fold expression before passing
12961 to objc_build_throw_stmt.
12962 (c_parser_condition): Fold expression.
12963 (c_parser_asm_operands): Fold expression.
12964 (c_parser_conditional_expression): Use c_save_expr. Update call
12965 to build_conditional_expr.
12966 (c_parser_alignof_expression): Update call to groktypename.
12967 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
12968 original_code. Fold expression argument of va_arg. Create
12969 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
12970 argument to va_arg. Update calls to groktypename. Fold array
12971 index for offsetof. Verify that first argument to
12972 __builtin_choose_expr has integer type.
12973 (c_parser_postfix_expression_after_paren_type): Update calls to
12974 groktypename and build_compound_literal. Handle expressions with
12975 side effects in type name.
12976 (c_parser_postfix_expression_after_primary): Update call to
12977 c_parser_expr_list. Set original_code for calls to
12978 __builtin_constant_p.
12979 (c_parser_expr_list): Take extra parameter fold_p. Fold
12980 expressions if requested.
12981 (c_parser_objc_type_name): Update call to groktypename.
12982 (c_parser_objc_synchronized_statement): Fold expression.
12983 (c_parser_objc_receiver): Fold expression.
12984 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
12985 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
12986 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
12987 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
12988 (struct c_typespec): Add elements expr and expr_const_operands.
12989 (struct c_declspecs): Add elements expr and expr_const_operands.
12990 (groktypename, build_conditional_expr, build_compound_literal):
12992 (in_late_binary_op): Declare.
12993 * c-typeck.c (note_integer_operands): New function.
12994 (in_late_binary_op): New variable.
12995 (decl_constant_value_for_broken_optimization): Move to c-common.c
12996 and rename to decl_constant_value_for_optimization.
12997 (default_function_array_conversion): Do not strip nops.
12998 (default_conversion): Do not call
12999 decl_constant_value_for_broken_optimization.
13000 (build_array_ref): Do not fold result.
13001 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
13002 result when operand is a VLA.
13003 (c_expr_sizeof_type): Update call to groktypename. Handle
13004 expressions included in type name. Use C_MAYBE_CONST_EXPR for
13005 result when operand names a VLA type.
13006 (build_function_call): Update call to build_compound_literal.
13007 Only fold result for calls to __builtin_* functions. Strip
13008 NOP_EXPR from INTEGER_CST returned from such functions. Fold
13009 the function designator.
13010 (convert_arguments): Fold arguments. Update call to
13011 convert_for_assignment.
13012 (build_unary_op): Handle increment and decrement of
13013 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
13014 decrement earlier. Fold operand of increment and decrement.
13015 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
13016 built for integer operand. Wrap returns that are INTEGER_CSTs
13017 without being integer constant expressions or that have integer
13018 constant operands without being INTEGER_CSTs.
13019 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
13020 (build_conditional_expr): Add operand ifexp_bcp. Track whether
13021 result is an integer constant expression or can be used in
13022 unevaluated parts of one and avoid folding and wrap as
13023 appropriate. Fold operands before possibly doing -Wsign-compare
13025 (build_compound_expr): Wrap result for C99 if operands can be used
13026 in integer constant expressions.
13027 (build_c_cast): Update call to digest_init. Do not ignore
13028 overflow from casting floating-point constants to integers. Wrap
13029 results that could be confused with integer constant expressions,
13030 null pointer constants or floating-point constants.
13031 (c_cast_expr): Update call to groktypename. Handle expressions
13032 included in type name.
13033 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
13034 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
13035 Update calls to convert_for_assignment.
13036 (convert_for_assignment): Take new parameter
13037 null_pointer_constant. Do not strip nops or call
13038 decl_constant_value_for_broken_optimization. Set
13039 in_late_binary_op for conversions to boolean.
13040 (store_init_value): Update call to digest_init.
13041 (digest_init): Take new parameter null_pointer_constant. Do not
13042 call decl_constant_value_for_broken_optimization. pedwarn for
13043 initializers not constant expressions. Update calls to
13044 convert_for_assignment.
13045 (constructor_nonconst): New.
13046 (struct constructor_stack): Add nonconst element.
13047 (really_start_incremental_init, push_init_level, pop_init_level):
13048 Handle constructor_nonconst and nonconst element.
13049 (set_init_index): Call constant_expression_warning for array
13051 (output_init_element): Fold value. Set constructor_nonconst as
13052 applicable. pedwarn for initializers not constant expressions.
13053 Update call to digest_init. Call constant_expression_warning
13054 where constant initializers are required.
13055 (process_init_element): Use c_save_expr.
13056 (c_finish_goto_ptr): Fold expression.
13057 (c_finish_return): Fold return value. Update call to
13058 convert_for_assignment.
13059 (c_start_case): Fold switch expression.
13060 (c_process_expr_stmt): Fold expression.
13061 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
13062 ensure statement expression is not evaluated in constant expression.
13063 (build_binary_op): Track whether results are integer constant
13064 expressions or may occur in such, disable folding and wrap results
13065 as applicable. Fold operands for -Wsign-compare warnings unless
13067 (c_objc_common_truthvalue_conversion): Handle results folded to
13068 integer constants that are not integer constant expressions.
13069 * doc/extend.texi: Document when typeof operands are evaluated,
13070 that condition of __builtin_choose_expr is an integer constant
13071 expression, and more about use of __builtin_constant_p in
13074 2009-03-29 Richard Guenther <rguenther@suse.de>
13076 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
13077 propagate addresses of array references.
13079 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
13081 * regmove.c (perhaps_ends_bb_p): Remove.
13082 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
13083 from INSN and check that the main loop stays within that basic block.
13084 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
13085 (regmove_forward_pass): Split out from regmove_optimize. Use
13086 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
13087 (regmove_backward_pass): Split out from regmove_optimize. Use
13088 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
13089 (regmove_optimize): Simplify.
13091 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
13094 * config/i386/i386.c (classify_argument): Ignore flexible array
13095 member in struct and warn ABI change.
13097 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
13099 * config/i386/i386-protos.h (ix86_agi_dependent): New.
13101 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
13102 (ix86_adjust_cost): Updated.
13104 2009-03-29 Jan Hubicka <jh@suse.cz>
13106 PR middle-end/28850
13107 * tree-pass.h (pass_cleanup_eh): New function.
13108 (remove_unreachable_regions): Break code handling RTL
13109 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
13110 that can not be reached by runtime.
13111 (can_be_reached_by_runtime): New function.
13112 (label_to_region_map): New function.
13113 (num_eh_regions): New function.
13114 (rtl_remove_unreachable_regions): New function.
13115 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
13116 (remove_eh_region): New function.
13117 * except.h: Include sbitmap and vecprim.
13118 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
13119 num_eh_regions): Declare.
13120 * passes.c (init_optimization_passes): Schedule cleanup_eh.
13121 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
13122 * tree-eh.c (tree_remove_unreachable_handlers): New function.
13123 (tree_empty_eh_handler_p): New function.
13124 (cleanup_empty_eh): New function.
13125 (cleanup_eh): New function.
13126 (pass_cleanup_eh): New function.
13128 2009-03-29 Jan Hubicka <jh@suse.cz>
13130 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
13131 for removed regions.
13133 2009-03-29 Jan Hubicka <jh@suse.cz>
13135 * except.c (dump_eh_tree): Dump all datastructures.
13137 2009-03-29 Jan Hubicka <jh@suse.cz>
13139 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
13140 (duplicate_eh_regions_1): Likewise.
13141 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
13142 vector; call EH verification.
13143 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
13144 Be ready for region being removed.
13146 2009-03-29 Jan Hubicka <jh@suse.cz>
13148 * bitmap.c (bitmap_last_set_bit): New function.
13149 * bitmap.h (bitmap_last_set_bit): Declare.
13151 2009-03-29 David Ayers <ayers@fsfe.org>
13154 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
13155 by calling objc_compare_types and surpress warnings about
13156 incompatible C pointers that are compatible ObjC pointers.
13158 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
13160 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
13161 call initialize_inline_failed.
13162 (initialize_inline_failed): Move it from here ...
13163 * cgraph.c (initialize_inline_failed): ... to here.
13164 (cgraph_create_edge): Call initialize_inline_failed rather than
13165 setting inline_failed directly.
13167 2009-03-29 Ben Elliston <bje@au.ibm.com>
13170 * sysv4.opt (msdata): Improve comment.
13171 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
13172 * sysv4.h (SVR4_ASM_SPEC): Likewise.
13174 2009-03-29 Ben Elliston <bje@au.ibm.com>
13177 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
13178 load and store attributes.
13180 2009-03-29 Ben Elliston <bje@au.ibm.com>
13182 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
13183 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
13184 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
13185 * doc/extend.texi (X86 Built-in Functions): Add index entries for
13186 __builtin_infq and __builtin_huge_valq.
13188 2009-03-28 Anatoly Sokolov <aesok@post.ru>
13190 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
13192 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13193 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
13195 2009-03-28 Xinliang David Li <davidxl@google.com>
13197 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
13198 (do_dbg_cnt): New function.
13200 2009-03-28 Jan Hubicka <jh@suse.cz>
13202 Merge from pretty-ipa:
13204 2009-03-27 Jan Hubicka <jh@suse.cz>
13206 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
13207 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
13208 * passes.c (function_called_by_processed_nodes_p): New.
13209 * ipa-pure-const.c (check_call): Fix handling of operands.
13210 (analyze_function): Dump debug output for skipped bodies.
13211 (local_pure_const): Use function_called_by_processed_nodes_p.
13212 * dwarf2out.c (reference_to_unused): Use output.
13213 * passes.c (do_per_function_toporder): Likewise.
13215 2008-11-12 Jan Hubicka <jh@suse.cz>
13217 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
13218 * ipa-pure-const.c (funct_state_d): Add can throw field; make
13219 state_set_in_source enum
13220 (check_decl): Ignore memory tags; do not set fake looping flags;
13222 (check_operand, check_tree, check_rhs_var, check_lhs_var,
13223 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
13224 (check_call, analyze_function): Rewrite.
13226 (add_new_function): Update call of analyze_function.
13227 (generate_summary): Add call of analyze_function.
13228 (propagate): Propagate can_throw; handle state_set_in_source correctly.
13229 (local_pure_const): New function.
13230 (pass_local_pure_const): New pass.
13231 * ipa-inline.c (inline_transform): Set after_inlining.
13232 * tree-eh.c (stmt_can_throw_external): New.
13233 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
13234 work with aliasing built.
13235 * tree-flow.h (stmt_can_throw_external): New.
13236 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
13237 and local pure/const pass in early and late optimization queue.
13239 2009-03-28 Martin Jambor <mjambor@suse.cz>
13241 * fold-const.c (get_pointer_modulus_and_residue): New parameter
13243 (fold_binary): Allow function decl aligment consideration is the
13244 second argument is integer constant one.
13245 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
13246 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
13247 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
13249 2009-03-28 Jan Hubicka <jh@suse.cz>
13251 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
13252 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
13253 * function.h (rtl_data): Add nothrow flag.
13254 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
13255 set DECL_NOTHROW for AVAILABLE functions.
13257 2009-03-28 Jakub Jelinek <jakub@redhat.com>
13259 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
13260 following vector keyword has expansion starting with pixel or bool
13261 keyword, expand vector to __vector and pixel or bool to __pixel or
13265 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
13266 warn_if_disallowed_function_p): Removed.
13267 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
13268 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
13269 warning_if_disallowed_function_p.
13270 * flags.h (warn_if_disallowed_function_p,
13271 warn_disallowed_functions): Removed.
13272 * common.opt (Wdisallowed-function-list=): Removed.
13273 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
13275 2009-03-28 Richard Guenther <rguenther@suse.de>
13277 PR tree-optimization/38723
13278 * tree-ssa-pre.c (compute_avail): Add all default definitions to
13281 2009-03-28 Jan Hubicka <jh@suse.cz>
13283 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
13284 test introduced by my previous patch.
13286 2009-03-28 Richard Guenther <rguenther@suse.de>
13288 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
13289 the PHIs value undefined.
13291 2009-03-28 Jan Hubicka <jh@suse.cz>
13293 * tree-pass.h (pass_fixup_cfg): New pass.
13294 * ipa-inline.c (inline_transform): Set
13295 always_inline_functions_inlined/after_inlining.
13296 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
13297 (pass_fixup_cfg): New pass.
13298 * passes.c (init_optimization_passes): Add fixup_cfg.
13300 2009-03-28 Richard Guenther <rguenther@suse.de>
13302 PR tree-optimization/38458
13303 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
13304 argument use the arguments copy-of value.
13306 2009-03-28 Richard Guenther <rguenther@suse.de>
13308 PR tree-optimization/38180
13309 * tree-ssa-ccp.c (get_default_value): Simplify.
13310 (likely_value): Likewise.
13311 (surely_varying_stmt_p): Properly handle VOP case.
13312 (ccp_initialize): Likewise.
13313 (ccp_fold): Handle propagating through *&.
13314 (fold_const_aggregate_ref): Also handle decls.
13316 2009-03-28 Jan Hubicka <jh@suse.cz>
13318 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
13319 * cgraph.h (cgraph_node): Likewise.
13320 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
13321 (cgraph_reset_node): Use process flag.
13322 (cgraph_mark_functions_to_output): Likewise.
13323 (cgraph_expand_function): Likewise.
13324 (cgraph_expand_all_functions): Likewise.
13325 (cgraph_output_in_order): Likewise.
13326 * dwarf2out.c (reference_to_unused): Likewise.
13327 * passes.c do_per_function_toporder): Likewise.
13329 2009-03-28 Jan Hubicka <jh@suse.cz>
13331 Bring from lto-branch:
13333 2008-09-03 Doug Kwan <dougkwan@google.com>
13335 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
13336 enums instead of reason strings.
13337 * cgraph.c (cgraph_create_edge): Same.
13338 (cgraph_inline_failed_string): New function.
13339 * cgraph.h (cgraph_inline_failed_t): New enum type.
13340 (cgraph_inline_failed_string): New prototype.
13341 (struct cgraph_edge): Change type of INLINED_FAILED from constant
13342 char pointer to cgraph_inline_failed_t.
13343 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
13344 (cgraph_default_inline_p): Ditto.
13345 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
13346 to cgraph_inline_failed_t pointer.
13347 * cif-code.def: New file.
13348 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
13350 (cgraph_check_inline_limits): Change type of REASON to pointer to
13351 cgraph_inline_failed_t. Replace reason strings with enums.
13352 (cgraph_default_inline_p): Ditto.
13353 (cgraph_recursive_inlining_p): Ditto.
13354 (update_caller_keys): Change type of FAILED_REASON to
13355 cgraph_inline_failed_t.
13356 (cgraph_set_inline_failed): Change type of REASON to pointer to
13357 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
13358 convert enums to strings for text output.
13359 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
13360 to be of type cgraph_inline_failed_t. Replace reason strings with
13361 enums. Call cgraph_inline_failed_string to covert enums
13362 to strings for text output.
13363 (cgraph_decide_inlining): Replace reason strings with enums.
13364 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
13365 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
13367 * tree-inline.c (expand_call_inline): Change type of REASON
13368 to cgraph_inline_failed_t. Replace reason strings with enums.
13369 Call cgraph_inline_failed_string for text output.
13370 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
13373 2009-03-28 Jan Hubicka <jh@suse.cz>
13375 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
13376 cgraph_clone_node): Remove master clone handling.
13377 (cgraph_is_master_clone, cgraph_master_clone): Remove.
13378 * cgraph.h (master_clone): Remove.
13379 (cgraph_is_master_clone, cgraph_master_clone): Remove.
13380 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
13381 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
13383 2009-03-28 Jan Hubicka <jh@suse.cz>
13385 * cgraph.c (cgraph_function_body_availability): Functions declared
13386 inline are always safe to assume that it is not going to be replaced.
13388 2009-03-28 Richard Guenther <rguenther@suse.de>
13390 PR tree-optimization/38513
13391 * tree-ssa-pre.c (eliminate): Remove redundant stores.
13392 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13393 EXC_PTR_EXPR and FILTER_EXPR.
13394 (get_ref_from_reference_ops): Likewise.
13396 2009-03-28 Richard Guenther <rguenther@suse.de>
13398 PR tree-optimization/38968
13399 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
13400 Use FLOOR_MOD_EXPR to compute misalignment.
13402 2009-03-28 Richard Guenther <rguenther@suse.de>
13404 PR tree-optimization/37795
13405 * tree.h (combine_comparisons): Declare.
13406 * fold-const.c (combine_comparisons): Export.
13407 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
13409 (ifcombine_iforif): Use combine_comparisons.
13411 2009-03-28 Jan Hubicka <jh@suse.cz>
13413 * tree-eh.c (inlinable_call_p): New function.
13414 (make_eh_edges): Use it.
13415 (verify_eh_edges): Use it.
13416 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
13417 * except.c (reachable_next_level): Add inlinable_function argument
13418 (sjlj_find_directly_reachable_regions): Update.
13419 (add_reachable_handler): Do not set saw_any_handlers.
13420 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
13421 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
13422 Add new inlinable call parameter.
13423 (can_throw_internal, can_throw_external): Update.
13424 * except.h (can_throw_internal_1, can_throw_external_1,
13425 foreach_reachable_handler): Update declaration.
13427 2009-03-28 Joseph Myers <joseph@codesourcery.com>
13429 * config/arm/t-arm-coff, config/h8300/coff.h,
13430 config/i386/i386-aout.h, config/i386/i386-coff.h,
13431 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
13432 config/pdp11/2bsd.h, config/rs6000/aix41.h,
13433 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
13434 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
13435 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
13436 sys-types.h: Remove.
13437 * Makefile.in: Remove protoize and fixproto support and references
13439 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
13440 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
13442 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
13443 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
13444 unprotoize$(exeext).
13445 (rest.encap): Don't depend on $(STMP_FIXPROTO)
13446 (.PHONY): Don't depend on proto.
13447 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
13448 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
13449 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
13450 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
13451 build/gen-protos.o, build/scan.o, xsys-protos.h,
13452 build/fix-header$(build_exeext), build/fix-header.o,
13453 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
13454 stmp-install-fixproto): Remove.
13455 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
13456 SYSCALLS.c or fixproto files.
13457 (install-common): Don't install protoize.
13458 (install-headers-tar, install-headers-cpio, install-headers-cp):
13459 Don't depend on $(STMP_FIXPROTO).
13460 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
13461 install fixproto files or write out fixproto settings.
13462 (uninstall): Don't uninstall protoize.
13463 * config.gcc (use_fixproto): Remove.
13464 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
13465 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
13466 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
13467 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
13468 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
13469 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
13470 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
13471 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
13472 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
13473 * config/t-vxworks (STMP_FIXPROTO): Remove.
13474 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
13475 STMP_FIXPROTO): Remove.
13476 * config.in, configure: Regenerate.
13477 * crtstuff.c (gid_t, uid_t): Don't undefine.
13478 * doc/install.texi: Change m68k-coff to m68k-elf in example.
13479 (arm-*-coff, arm-*-aout: Remove target entries.
13480 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
13481 Remove mention of AIX 4.1.
13482 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
13483 * doc/invoke.texi (Running Protoize): Remove.
13484 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
13485 (Protoize Caveats): Remove.
13486 * tsystem.h: Update comments on headers assumed to exist.
13488 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
13490 * genautomata.c: Add a new year to the copyright. Add a new
13492 (struct insn_reserv_decl): Add comments for member bypass_list.
13493 (find_bypass): Remove.
13494 (insert_bypass): New.
13495 (process_decls): Use insert_bypass.
13496 (output_internal_insn_latency_func): Output all bypasses with the
13497 same input insn in one switch case.
13499 * rtl.def (define_bypass): Describe bypass choice.
13500 * doc/md.texi (define_bypass): Ditto.
13502 2009-03-27 Richard Guenther <rguenther@suse.de>
13504 * gimplify.c (mark_addressable): Export.
13505 * tree-flow.h (mark_addressable): Declare.
13506 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
13507 * tree-ssa.c (verify_phi_args): Verify that address taken
13508 variables have TREE_ADDRESSABLE set.
13510 2009-03-27 Richard Guenther <rguenther@suse.de>
13512 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
13513 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
13514 Do not mark decls TREE_ADDRESSABLE.
13515 (build_fold_addr_expr): Adjust.
13516 (fold_addr_expr): Remove.
13517 (fold_unary): Use build_fold_addr_expr.
13518 (fold_comparison): Likewise.
13519 (split_address_to_core_and_offset): Likewise.
13520 * coverage.c (tree_coverage_counter_addr): Mark the array decl
13522 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
13523 (gimplify_modify_expr_to_memcpy): Mark source and destination
13525 * omp-low.c (create_omp_child_function): Mark the object decl
13527 (lower_rec_input_clauses): Mark the var we take the address of
13529 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
13531 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13533 PR middle-end/39315
13534 * cfgexpand.c (expand_one_stack_var_at): Change alignment
13535 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
13537 2009-03-27 Richard Guenther <rguenther@suse.de>
13539 PR tree-optimization/39120
13540 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
13542 (handle_lhs_call): Process return constraints. Add escape
13543 constraints if necessary.
13544 (handle_const_call): Fill out return constraints. Make nested
13545 case more precise. Avoid consttmp if possible.
13546 (handle_pure_call): Fill out return constraints. Avoid
13547 callused if possible.
13548 (find_func_aliases): Simplify call handling.
13550 2009-03-27 Richard Guenther <rguenther@suse.de>
13552 PR tree-optimization/39120
13553 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
13554 as a representative.
13555 (solve_graph): Do propagate CALLUSED.
13556 (handle_pure_call): Use a scalar constraint from CALLUSED for
13558 (find_what_p_points_to): CALLUSED shall not appear in poins-to
13561 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13564 * c-common.c (handle_aligned_attribute): Properly check alignment
13565 overflow. Use (1U << i) instead of (1 << i).
13567 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
13569 * expr.h (get_mem_align_offset): Updated.
13571 * tree.h (tree_decl_common): Change align to "unsigned int" and
13572 move it before pointer_alias_set.
13574 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13575 Jakub Jelinek <jakub@redhat.com>
13578 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
13579 gr_register_operand with gr_reg_or_0_operand.
13580 (cmpxchg_rel_di): Likewise.
13581 (sync_lock_test_and_set<mode>): Likewise.
13583 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13585 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
13586 (true_regnum): Likewise.
13588 * rtlanal.c (subreg_info): Moved to ...
13589 * rtl.h (subreg_info): Here. New.
13590 (subreg_get_info): New.
13592 * rtlanal.c (subreg_get_info): Make it extern.
13594 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13597 * config/i386/i386.c (ix86_abi): New.
13598 (override_options): Handle -mabi=.
13599 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
13600 (ix86_call_abi_override): Likewise.
13601 (init_cumulative_args): Likewise.
13602 (function_arg_advance): Likewise.
13603 (function_arg_64): Likewise.
13604 (function_arg): Likewise.
13605 (ix86_pass_by_reference): Likewise.
13606 (ix86_function_value_regno_p): Likewise.
13607 (ix86_build_builtin_va_list_abi): Likewise.
13608 (setup_incoming_varargs_64): Likewise.
13609 (is_va_list_char_pointer): Likewise.
13610 (ix86_init_machine_status): Likewise.
13611 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
13612 (ix86_function_type_abi): Return enum calling_abi. Rewrite
13613 for 64bit. Replace DEFAULT_ABI with ix86_abi.
13614 (ix86_function_abi): Make it static and return enum calling_abi.
13615 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
13617 (ix86_fn_abi_va_list): Updated.
13619 * config/i386/i386.h (ix86_abi): New.
13620 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
13621 (CONDITIONAL_REGISTER_USAGE): Likewise.
13622 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
13623 (machine_function): Likewise.
13625 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
13627 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
13628 (STACK_BOUNDARY): Likewise.
13629 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
13631 * config/i386/i386.opt (mabi=): New.
13633 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
13634 return enum calling_abi.
13635 (ix86_function_type_abi): Likewise.
13636 (ix86_function_abi): Removed.
13638 * doc/invoke.texi: Document -mabi= option for x86.
13640 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13642 * builtins.c (real_dconstp): Delete.
13643 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
13645 2009-03-27 Dodji Seketeli <dodji@redhat.com>
13646 Jakub Jelinek <jakub@redhat.com>
13649 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
13650 (gen_subprogram_die): When a function is explicit, generate the
13651 DW_AT_explicit attribute.
13652 * langhooks.h (struct lang_hooks_for_decls): Add
13653 function_decl_explicit_p langhook.
13654 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
13655 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
13657 2009-03-27 Jakub Jelinek <jakub@redhat.com>
13659 * builtins.c (fold_builtin_memory_op): Optimize memmove
13660 into memcpy if we can prove source and destination don't overlap.
13662 * tree-inline.c: Include gt-tree-inline.h.
13663 (clone_fn_id_num): New variable.
13664 (clone_function_name): New function.
13665 (tree_function_versioning): Use it.
13666 * Makefile.in (GTFILES): Add tree-inline.c.
13668 2009-03-27 Mark Mitchell <mark@codesourcery.com>
13670 * BASE-VER: Change to 4.5.0.
13672 2009-03-27 Xinliang David Li <davidxl@google.com>
13674 PR tree-optimization/39557
13675 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
13677 2009-03-27 Xinliang David Li <davidxl@google.com>
13679 PR tree-optimization/39548
13680 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
13683 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13685 * c-common.c (pointer_int_sum): Use %wd on return from
13688 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13690 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
13691 on return from tree_low_cst.
13693 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
13696 * ginclude/stdarg.h (va_copy): Define also for
13697 __GXX_EXPERIMENTAL_CXX0X__.
13699 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13702 * builtins.h (c_strlen): Do not warn here.
13703 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
13704 * c-common.c (pointer_int_sum): Take an explicit location.
13705 Warn about offsets out of bounds.
13706 * c-common.h (pointer_int_sum): Adjust declaration.
13708 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13710 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
13713 2009-03-26 Jakub Jelinek <jakub@redhat.com>
13716 * opts.c (warn_if_disallowed_function_p): Don't assume
13717 get_callee_fndecl must return non-NULL.
13719 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
13721 PR rtl-optimization/39522
13722 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
13723 when reg_reloaded_valid is set.
13725 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13727 * config/spu/divv2df3.c: New file.
13728 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
13729 (DPBIT_FUNCS): Filter out _div_df.
13731 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
13733 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
13734 a jump insn, count that jump in the distance to the loop start.
13736 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
13739 * config/sh/sh.c (calc_live_regs): Fix condition for global
13740 registers except PIC_OFFSET_TABLE_REGNUM.
13742 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
13745 * doc/invoke.texi (-mconsole): New.
13747 (-mno-cygwin): New.
13749 (-mnop-fun-dllimport): New.
13753 (sub section "i386 and x86-64 Windows Options"): New.
13755 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
13757 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
13758 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
13760 2009-03-25 Richard Guenther <rguenther@suse.de>
13762 PR middle-end/39497
13763 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
13766 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
13768 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
13769 neither of haifa/selective schedulers are working.
13771 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13773 * doc/invoke.texi (Debugging Options): Fix description of
13774 -fno-merge-debug-strings.
13776 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
13778 * config/cris/libgcc.ver: New version-script.
13779 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
13781 * configure.ac <GAS features, nop mnemonic>: Add pattern
13782 crisv32-*-* for "nop".
13783 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
13784 * configure: Regenerate.
13786 2009-03-24 Ira Rosen <irar@il.ibm.com>
13788 PR tree-optimization/39529
13789 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
13790 mark_sym_for_renaming for the tag copied to the new vector
13793 2009-03-24 Arthur Loiret <aloiret@debian.org>
13795 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
13796 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
13797 EXTRA_SPEC_FUNCTIONS.
13798 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
13799 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
13800 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
13801 -march and -mtune options.
13803 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
13805 * config/m68k/t-rtems: Add m5329 multilib.
13807 2009-03-24 Dodji Seketeli <dodji@redhat.com>
13808 Jakub Jelinek <jakub@redhat.com>
13811 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
13814 2009-03-23 Jakub Jelinek <jakub@redhat.com>
13817 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
13818 instead of c_parser_expression_conv, if original_code isn't one of the
13819 4 allowed comparison codes, fail.
13821 2009-03-23 Richard Guenther <rguenther@suse.de>
13823 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
13824 * tree.h (struct tree_type): Likewise.
13825 * reload.h (struct insn_chain): Likewise.
13826 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
13827 * function.h (struct function): Likewise.
13828 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
13830 2009-03-23 Jakub Jelinek <jakub@redhat.com>
13832 PR tree-optimization/39516
13833 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
13835 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
13837 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
13838 should be set true if BITS_PER_WORD of target is bigger than 32
13840 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
13842 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
13843 Translate -B-options to -rpath-link. Correct existing
13844 rpath-link and conditionalize on !nostdlib.
13846 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13848 * doc/extend.texi (Function Attributes, Variable Attributes):
13850 * doc/invoke.texi (Debugging Options, Optimize Options)
13851 (i386 and x86-64 Options, MCore Options): Likewise.
13853 2009-03-20 Jakub Jelinek <jakub@redhat.com>
13856 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
13857 it for block local namespace aliases.
13858 (gen_decl_die): Pass context_die to gen_namespace_die.
13860 2009-03-19 Jakub Jelinek <jakub@redhat.com>
13863 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
13864 minimum or maximum value.
13866 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
13868 * reginfo.c (globalize_reg): Recompute derived reg sets.
13870 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
13873 * libgcc2.c (mprotect): Do not use signed arguments for
13874 VirtualProtect, use DWORD arguments. Also fix the 'may
13875 be used uninitialized' warning for the np variable.
13877 2009-03-19 Jakub Jelinek <jakub@redhat.com>
13880 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
13881 functions using regparm calling conventions when not optimizing.
13882 (ix86_function_sseregparm): Similarly for sseregparm calling
13885 2009-03-19 Li Feng <nemokingdom@gmail.com>
13887 PR middle-end/39500
13888 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
13889 dependence if the first conflict is after niter iterations.
13891 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
13893 PR middle-end/38609
13894 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
13895 functions with dynamic stack-pointer adjustments.
13897 2009-03-19 Ben Elliston <bje@au.ibm.com>
13899 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
13900 option; change to -msdata=data.
13902 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13904 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
13907 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
13910 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
13912 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
13914 * doc/invoke.texi (Code Gen Options): Expand discussion of
13917 2009-03-18 Jakub Jelinek <jakub@redhat.com>
13919 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
13920 * matrix-reorg.c (struct matrix_info): Likewise.
13921 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
13922 * rtl.h (struct mem_attrs): Likewise.
13923 * df.h (struct df): Likewise.
13924 * tree-data-ref.h (struct data_dependence_relation): Likewise.
13925 * ira-int.h (struct ira_allocno): Likewise.
13926 * df-scan.c (struct df_collection_rec): Likewise.
13927 * ira.c (struct equivalence): Likewise.
13928 * function.c (struct temp_slot): Likewise.
13929 * cfgloop.h (struct loop): Likewise.
13932 * function.c (use_register_for_decl): When not optimizing, disregard
13933 register keyword for variables with types containing methods.
13935 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
13937 PR middle-end/39447
13938 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
13939 (is_simple_operand): Call contains_component_ref_p before calling data
13940 reference analysis that would fail on COMPONENT_REFs.
13942 * tree-vrp.c (search_for_addr_array): Fix formatting.
13944 2009-03-18 Richard Guenther <rguenther@suse.de>
13946 * tree-vect-transform.c (vect_loop_versioning): Fold the
13947 generated comparisons.
13948 * tree-vectorizer.c (set_prologue_iterations): Likewise.
13949 (slpeel_tree_peel_loop_to_edge): Likewise.
13951 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13953 PR middle-end/37805
13954 * opts.c (print_specific_help): In addition to `undocumented',
13955 accept `separate' and `joined' flags if passed alone. Describe
13956 output by the first matched one of those.
13957 (common_handle_option): Skip over empty strings.
13958 * gcc.c (display_help): Fix help string for `--help='.
13959 * doc/invoke.texi (Option Summary, Overall Options): With
13960 `--help=', classes and qualifiers can both be repeated, but
13961 only the latter can be negated. One should not pass only
13962 negated qualifiers. Fix markup and examples.
13965 2008-10-14 Jakub Jelinek <jakub@redhat.com>
13966 PR middle-end/37805
13967 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
13968 and -fhelp=separate.
13970 2009-03-17 Jing Yu <jingyu@google.com>
13972 PR middle-end/39378
13973 * function.h (struct rtl_data): Move is_thunk from here...
13974 (struct function): ...to here.
13975 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
13976 * varasm.c (assemble_start_function): Change is_thunk from crtl to
13978 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
13980 (alpha_does_function_need_gp, alpha_start_function): Likewise.
13981 (alpha_output_function_end_prologue): Likewise.
13982 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
13983 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
13984 (rs6000_output_function_epilogue): Likewise.
13985 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
13987 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
13990 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
13991 from different units in a single alternative.
13992 (*truncdfsf_i387): Ditto.
13993 (*truncxfsf2_mixed): Ditto.
13994 (*truncxfdf2_mixed): Ditto.
13996 2009-03-17 Jakub Jelinek <jakub@redhat.com>
13998 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
13999 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
14002 * tree-ssa-live.c (remove_unused_locals): Don't remove local
14003 unused non-artificial variables when not optimizing.
14006 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
14007 DW_TAG_imported_module even if decl is IMPORTED_DECL with
14008 NAMESPACE_DECL in its DECL_INITIAL.
14010 PR middle-end/39443
14011 * optabs.c (set_user_assembler_libfunc): New function.
14012 * expr.h (set_user_assembler_libfunc): New prototype.
14013 * c-common.c: Include libfuncs.h.
14014 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
14015 for memcmp, memset, memcpy, memmove and abort.
14016 * Makefile.in (c-common.o): Depend on libfuncs.h.
14019 * dwarf2out.c (gen_inlined_enumeration_type_die,
14020 gen_inlined_structure_type_die, gen_inlined_union_type_die,
14021 gen_tagged_type_instantiation_die): Removed.
14022 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
14025 2009-03-17 Janis Johnson <janis187@us.ibm.com>
14028 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
14030 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
14031 (check-parallel-%): Ditto.
14032 (check-consistency): Ditto.
14034 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
14036 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
14037 local variable rhs by NULL_TREE.
14039 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
14042 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
14044 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
14047 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
14049 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
14052 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
14053 for ms->sysv ABI calls only in 64bit mode.
14055 * config/i386/i386.md (untyped_call): Support 32bit.
14057 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
14059 * doc/extend.texi: Replace x86_65 with x86_64.
14061 2009-03-16 Jakub Jelinek <jakub@redhat.com>
14063 PR tree-optimization/39455
14064 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
14065 mismatches for POINTER_TYPE_P (type).
14066 (number_of_iterations_le): Likewise.
14068 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
14070 * config/picochip/picochip.c: Removed profiling support.
14071 * config/picochip/picochip.md: Removed profiling instruction.
14072 * config/picochip/picochip.h: Removed profiling builtin.
14074 2009-03-16 Joseph Myers <joseph@codesourcery.com>
14076 * doc/install.texi (--with-host-libstdcxx): Document.
14078 2009-03-14 Anatoly Sokolov <aesok@post.ru>
14081 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
14082 generate a warning if the function name does not begin with
14083 "__vector" and the function has either the 'signal' or 'interrupt'
14084 attribute, from here to ...
14085 (avr_declare_function_name): ...here. New function.
14086 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
14087 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
14089 2009-03-14 Jakub Jelinek <jakub@redhat.com>
14092 * cse.c (fold_rtx): Don't modify original const_arg1 when
14093 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
14094 separate variable instead.
14095 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
14096 from out of range shift counts.
14097 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
14099 2009-03-13 Catherine Moore <clm@codesourcery.com>
14101 * config/i386/x-mingw32 (host-mingw32.o): Replace
14102 diagnostic.h with $(DIAGNOSTIC_H).
14104 2009-03-12 Jakub Jelinek <jakub@redhat.com>
14107 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
14109 * config/i386/sync.md (sync_compare_and_swap<mode>,
14110 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
14111 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
14113 (sync_double_compare_and_swapdi_pic,
14114 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
14115 cmpxchg8b_pic_memory_operand instead of just memory_operand.
14117 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
14120 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
14122 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
14125 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
14126 (avx_addsubv4df3): Likewise.
14127 (*avx_addsubv4sf3): Likewise.
14128 (sse3_addsubv4sf3): Likewise.
14130 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
14133 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
14135 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
14138 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
14139 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
14140 registers for allocnos created from user-defined variables.
14142 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14145 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
14146 of non-integer mode as well.
14148 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
14150 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
14151 for functions for which the parameter types are unknown.
14153 2009-03-11 Jakub Jelinek <jakub@redhat.com>
14156 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
14157 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
14158 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
14159 * config/i386/i386.c (ix86_local_alignment): For
14160 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
14161 long long variables on the stack to avoid dynamic realignment.
14162 Allow the first argument to be a decl rather than type.
14163 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
14165 2009-03-11 Nick Clifton <nickc@redhat.com>
14168 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
14170 Add description to mno-lsim option.
14171 * config/mcore/mcore.h: Remove comment about deprecated m4align
14173 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
14174 * doc/invoke.texi: Add description of mno-lsim and
14175 mstack-increment options.
14177 * config/fr30/fr30.opt: Document the -mno-lsim option.
14178 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
14179 and -mno-lsim options.
14181 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14183 * fold-const.c (fold_comparison): Only call fold_inf_compare
14184 if the mode supports infinities.
14186 2009-03-11 Jason Merrill <jason@redhat.com>
14189 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
14190 end already did. Notice GIMPLE_CALL modifications of the result.
14191 Don't copy debug information from an ignored decl or a decl from
14194 2009-03-10 Richard Guenther <rguenther@suse.de>
14195 Nathan Froyd <froydnj@codesourcery.com>
14197 PR middle-end/37850
14198 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
14199 (__divMODE3): Likewise.
14201 2009-03-09 Jakub Jelinek <jakub@redhat.com>
14203 PR tree-optimization/39394
14204 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
14205 DECL_SIZE_UNIT of variable length FIELD_DECLs.
14207 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14209 * recog.c (verfiy_changes): Disallow renaming of hard regs in
14210 inline asms for register asm ("") declarations.
14212 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
14214 * fold-const.c (fold_unary): Fix comment.
14216 2009-03-07 Jan Hubicka <jh@suse.cz>
14219 * tree-inline.c (setup_one_parameter): Do replacement of const
14220 argument by constant in SSA form.
14222 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14224 PR middle-end/38028
14225 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
14226 determine alignment passed to assign_stack_local.
14227 (assign_parms_unsplit_complex): Likewise.
14228 * except.c (sjlj_build_landing_pads): Likewise.
14230 2009-03-06 Jakub Jelinek <jakub@redhat.com>
14232 PR middle-end/39360
14233 * tree-flow.h (add_referenced_var): Return bool instead of void.
14234 * tree-dfa.c (add_referenced_var): Return result of
14235 referenced_var_check_and_insert call.
14236 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
14237 of referenced_var_check_and_insert.
14240 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
14241 (gen_variable_die): Emit DW_AT_location on abstract static variable's
14242 DIE, don't emit it if abstract origin already has it.
14243 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
14244 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
14246 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
14248 * genpreds.c (needs_variable): Fix parentheses at variable name
14250 (write_tm_constrs_h): Indent generated code.
14252 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14254 * doc/extend.texi (Function Attributes): Add documentation
14255 for isr attributes.
14257 2009-03-06 Jakub Jelinek <jakub@redhat.com>
14260 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
14261 take locus from its DECL_SOURCE_LOCATION instead of input_location.
14263 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
14265 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
14268 2009-03-05 Jakub Jelinek <jakub@redhat.com>
14271 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
14272 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
14274 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
14276 * config/i386/i386.md (R8_REG, R9_REG): New constants.
14277 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
14278 constants instead of magic numbers.
14279 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
14281 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
14282 (x86_64_ms_abi_int_parameter_registers): Ditto.
14283 (x86_64_int_return_registers): Ditto.
14284 (ix86_maybe_switch_abi): Ditto.
14285 (ix86_expand_call): Ditto for clobbered_registers array.
14286 (ix86_hard_regno_mode_ok): Ditto.
14287 (x86_extended_QIreg_mentioned_p): Ditto.
14289 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
14291 PR tree-optimization/39349
14292 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
14294 * combine.c (gen_lowpart_for_combine): Use omode when generating
14297 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
14299 PR rtl-optimization/39235
14300 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
14302 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
14304 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
14306 2009-03-04 Richard Guenther <rguenther@suse.de>
14308 PR tree-optimization/39362
14309 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
14310 that occur in abnormal PHIs should be varying.
14312 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
14314 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
14316 (simple_iv): Take loop as an argument instead of statement.
14317 * tree-scalar-evolution.h (simple_iv): Declaration changed.
14318 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
14320 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
14322 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
14323 * matrix-reorg.c (analyze_transpose): Ditto.
14324 * tree-data-ref.c (dr_analyze_innermost): Ditto.
14325 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
14326 * tree-predcom.c (ref_at_iteration): Ditto.
14327 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
14329 2009-03-04 Richard Guenther <rguenther@suse.de>
14331 PR tree-optimization/39358
14332 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
14333 escaped_id and callused_id.
14334 (solve_graph): Likewise.
14336 2009-03-04 Richard Guenther <rguenther@suse.de>
14338 PR tree-optimization/39339
14339 * tree-sra.c (try_instantiate_multiple_fields): Make it
14340 no longer ICE on the above.
14342 2009-03-03 Joseph Myers <joseph@codesourcery.com>
14344 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
14345 that fits within Pmode.
14347 2009-03-03 Steve Ellcey <sje@cup.hp.com>
14349 PR middle-end/10109
14350 * tm.texi (LIBCALL_VALUE): Update description.
14352 2009-03-03 Steve Ellcey <sje@cup.hp.com>
14354 PR middle-end/34443
14355 * doc/extend.texi (section): Update description.
14357 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
14359 PR middle-end/39345
14360 * tree-inline.c (remapped_type): New.
14361 (can_be_nonlocal): Call remapped_type instead of remap_type.
14363 2009-03-03 Jakub Jelinek <jakub@redhat.com>
14366 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
14367 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
14369 2009-03-03 Richard Guenther <rguenther@suse.de>
14371 PR middle-end/39272
14372 * tree.c (tree_nonartificial_location): New function.
14373 * tree.h (tree_nonartificial_location): Declare.
14374 * builtins.c (expand_builtin_memory_chk): Provide location
14375 of the call location for artificial function pieces.
14376 (maybe_emit_chk_warning): Likewise.
14377 (maybe_emit_sprintf_chk_warning): Likewise.
14378 (maybe_emit_free_warning): Likewise.
14379 * expr.c (expand_expr_real_1): Likewise.
14381 2009-03-03 Jakub Jelinek <jakub@redhat.com>
14383 PR tree-optimization/39343
14384 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
14385 COMPONENT_REF t has ARRAY_TYPE.
14387 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
14389 PR middle-end/39335
14390 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
14391 when the type precision of the induction variable should be
14392 larger than the type precision of nit.
14393 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
14394 * graphite.c (graphite_loop_normal_form): Same.
14395 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
14397 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
14399 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
14400 (*call_1_rex64_ms_sysv): Use named constants instead of magic
14401 numbers to describe clobbered registers.
14402 (*call_value_0_rex64_ms_sysv): Ditto.
14403 * config/i386/mmx.md (mmx_emms): Ditto.
14404 (mmx_femms): Ditto.
14406 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
14408 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
14411 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14413 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
14414 (spu_section_type_flags): New function.
14416 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
14418 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
14419 reg_class_contents of FLOAT_REGS into a temporary.
14421 2009-03-02 Richard Guenther <rguenther@suse.de>
14422 Ira Rosen <irar@il.ibm.com>
14424 PR tree-optimization/39318
14425 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
14426 information to the vectorized statement.
14428 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
14430 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
14431 variable. Use defined names instead of magic constants for REX SSE
14434 2009-03-01 Richard Guenther <rguenther@suse.de>
14436 PR tree-optimization/39331
14437 * omp-low.c (lower_send_shared_vars): Do not receive new
14438 values for the reference of DECL_BY_REFERENCE parms or results.
14440 2009-03-01 Jan Hubicka <jh@suse.cz>
14443 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
14444 BLOCK_NONLOCALIZED_VAR): New macros.
14445 (tree_block): Add nonlocalized_vars.
14446 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
14447 gen_decl_die): Add origin argument. Allow generation of die with
14448 origin at hand only.
14449 (gen_member_die, gen_type_die_with_usage, force_decl_die,
14450 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
14452 (gen_block_die): Fix checking for unused blocks.
14453 (process_scope_var): Break out from .... ; work with origins only.
14454 (decls_for_scope) ... here; process nonlocalized list.
14455 (dwarf2out_ignore_block): Look for nonlocalized vars.
14456 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
14458 (dump_scope_block): Dump them.
14459 * tree-inline.c (remap_decls): Handle nonlocalized vars.
14460 (remap_block): Likewise.
14461 (can_be_nonlocal): New predicate.
14462 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
14464 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14466 * configure: Regenerate.
14468 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14470 * optc-gen.awk: No need to duplicate option flags twice.
14471 Reuse help texts for duplicate options which do not have any.
14473 * gcc.c (display_help): Document --version.
14475 * gcc.c (main): If print_help_list and verbose_flag, ensure
14476 driver output comes before subprocess output.
14478 * optc-gen.awk: Assign all remaining fields to help string,
14479 space-separated, for multi-line help in *.opt.
14481 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
14482 -Wno-pedantic-ms-format is for MinGW targets only.
14484 * doc/options.texi (Option file format): Fix bad indentation,
14485 restoring dropped sentence.
14487 2009-02-28 Jan Hubicka <jh@suse.cz>
14489 * tree-inline.c (tree_function_versioning): Output debug info.
14491 2009-02-28 Jan Hubicka <jh@suse.cz>
14494 * tree-inline.c (setup_one_parameter): Do not copy propagate
14495 arguments when not optimizing.
14497 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
14500 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
14501 (avx_addsubv4df3): Likewise.
14502 (*avx_addsubv4sf3): Likewise.
14503 (sse3_addsubv4sf3): Likewise.
14504 (*avx_addsubv2df3): Likewise.
14505 (sse3_addsubv2df3): Likewise.
14506 (avx_unpckhps256): Correct item selectors.
14507 (avx_unpcklps256): Likewise.
14508 (avx_unpckhpd256): Likewise.
14509 (avx_unpcklpd256): Likewise.
14511 2009-02-28 Jan Hubicka <jh@suse.cz>
14513 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
14515 (copy_arguments_for_versioning): If var is declared don't declare it.
14516 (tree_function_versioning): First setup substitutions and then copy
14519 2009-02-27 Jan Hubicka <jh@suse.cz>
14522 * cgraph.h (varpool_output_debug_info): Remove.
14523 * cgraphunit.c (varpool_output_debug_info): Remove.
14524 * dwarf2out.c (deferred_locations_struct): New struct
14525 (deferred_locations): New type.
14526 (deferred_locations_list): New static var.
14527 (deffer_location): New function.
14528 (gen_variable_die): Use it.
14529 (decls_for_scope): Output info on local static vars.
14530 (dwarf2out_finish): Process deferred locations.
14531 * varpool.c (varpool_output_debug_info): Remove.
14533 2009-02-27 Jan Hubicka <jh@suse.cz>
14536 * tree.h (TREE_PROTECTED): Fix comment.
14537 (BLOCK_HANDLER_BLOCK): Remove.
14538 (struct tree_block): Remove handler_block add body_block.
14539 (inlined_function_outer_scope_p): New.
14540 (is_body_block): Remove.
14541 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
14542 * dwarf2out.c (is_inlined_entry_point): Remove.
14543 (add_high_low_attributes): Use inlined_function_outer_scope_p.
14544 (gen_block_die): Use is_inlined_entry_point check. Remove body block
14546 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
14547 * gimplify.c (gimplify_expr): Gimplify body blocks.
14548 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
14549 block with multiple subblocks.
14550 (dump_scope_block): Prettier output; dump more flags and info.
14551 (dump_scope_blocks): New.
14552 (remove_unused_locals): Use dump_scope_blocks.
14553 * tree-flow.h (dump_scope_blocks): Declare.
14554 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
14555 * stmt.c (is_body_block): Remove.
14556 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
14557 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
14559 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
14561 PR middle-end/39308
14562 * graphite.c (graphite_loop_normal_form): Do not call
14563 number_of_iterations_exit from a gcc_assert.
14565 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14567 * config/s390/s390.c (s390_swap_cmp): Look for conditional
14568 jumps if COND is NULL.
14569 (find_cond_jump): New function.
14570 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
14571 * config/s390/s390.md: Remove z10_cobra attribute value.
14573 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
14575 * config/alpha/alpha.h (alpha_expand_mov): Return false if
14576 force_const_mem returns NULL_RTX.
14578 2009-02-26 Jan Hubicka <jh@suse.cz>
14581 * cgraph.h (varpool_output_debug_info): Remove.
14582 * cgraphunit.c (varpool_output_debug_info): Remove.
14583 * dwarf2out.c (deferred_locations_struct): New struct
14584 (deferred_locations): New type.
14585 (deferred_locations_list): New static var.
14586 (deffer_location): New function.
14587 (gen_variable_die): Use it.
14588 (decls_for_scope): Output info on local static vars.
14589 (dwarf2out_finish): Process deferred locations.
14590 * varpool.c (varpool_output_debug_info): Remove.
14592 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
14594 PR rtl-optimization/39241
14595 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
14596 to subreg_offset_representable_p.
14598 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
14600 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
14601 execute function prototype. Get f and nregs from max_reg_num
14602 and get_insns. Remove the first backward pass as it's dead,
14603 guard the forward pass by flag_expensive_optimizations.
14604 (rest_of_handle_regmove): Delete.
14605 (pass_regmove): Replace it with regmove_optimize.
14607 2009-02-25 Martin Jambor <mjambor@suse.cz>
14609 PR tree-optimization/39259
14610 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
14611 calls_alloca function flags.
14612 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
14613 calls are detected.
14615 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
14617 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
14618 flags_set_1_rtx, flags_set_1_set): Delete.
14619 (regmove_optimize): Do not call mark_flags_life_zones.
14621 2009-02-24 Julian Brown <julian@codesourcery.com>
14624 * config/arm/arm.c (require_pic_register): Only set
14625 cfun->machine->pic_reg once per function.
14627 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
14629 * doc/invoke.texi (Link Options): Document an easier way to pass
14630 options that take arguments to the GNU linker using -Xlinker and -Wl.
14632 2009-02-24 Steve Ellcey <sje@cup.hp.com>
14635 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
14637 2009-02-24 Richard Guenther <rguenther@suse.de>
14640 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
14642 2009-02-24 Richard Guenther <rguenther@suse.de>
14643 Zdenek Dvorak <ook@ucw.cz>
14645 PR tree-optimization/39233
14646 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
14647 from converting them to a generic type.
14649 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
14651 PR tree-optimization/39260
14652 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
14653 contains a condition with a real type.
14654 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
14656 2009-02-23 Jason Merrill <jason@redhat.com>
14659 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
14660 narrowing_initializer_constant_valid_p.
14661 (narrowing_initializer_constant_valid_p): Don't return
14662 null_pointer_node for adding a pointer to itself.
14664 2009-02-23 Jan Hubicka <jh@suse.cz>
14667 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
14670 2009-02-23 Jan Hubicka <jh@suse.cz>
14672 PR tree-optimization/37709
14673 * tree.c (block_ultimate_origin): Move here from dwarf2out.
14674 * tree.h (block_ultimate_origin): Declare.
14675 * dwarf2out.c (block_ultimate_origin): Move to tree.c
14676 * tree-ssa-live.c (remove_unused_scope_block_p):
14677 Eliminate blocks containig no instructions nor live variables nor
14679 (dump_scope_block): New function.
14680 (remove_unused_locals): Enable removal of dead blocks by default;
14681 enable dumping at TDF_DETAILS.
14683 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
14685 * config/i386/i386.c (classify_argument): Don't allow COImode
14687 (function_arg_advance_32): Don't allow OImode.
14688 (function_arg_32): Likewise.
14689 (function_value_32): Likewise.
14690 (return_in_memory_32): Likewise.
14691 (function_arg_64): Remove OImode comment.
14693 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
14696 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
14697 ix86_expand_vector_set for V4DImode in 64bit mode only.
14698 (ix86_expand_vector_init_one_var): Likewise.
14700 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
14702 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
14704 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
14707 * loop-iv.c: Revert last change.
14708 * emit-rtl.c: Likewise.
14710 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
14713 * config/i386/i386.c (type_natural_mode): Remove an extra
14714 space in the warning message.
14715 (function_value_32): Handle 32-byte vector modes.
14716 (return_in_memory_32): Likewise.
14718 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
14720 * loop-iv.c (truncate_value): New function.
14721 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
14723 (lowpart_subreg): Move to...
14724 * emit-rtl.c: ...here.
14726 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
14728 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
14729 accidental and undocumented change at revision 140860.
14731 2009-02-21 Joseph Myers <joseph@codesourcery.com>
14733 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
14734 take gimple_seq * arguments.
14735 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
14736 types_compatible_p langhook.
14738 2009-02-20 Mark Mitchell <mark@codesourcery.com>
14739 Joseph Myers <joseph@codesourcery.com>
14741 * config/arm/arm.c (arm_builtin_va_list): New function.
14742 (arm_expand_builtin_va_start): Likewise.
14743 (arm_gimplify_va_arg_expr): Likewise.
14744 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
14745 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
14746 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
14747 (va_list_type): New variable.
14748 (arm_mangle_type): Mangle va_list_type appropriately.
14750 2009-02-20 Jakub Jelinek <jakub@redhat.com>
14752 PR middle-end/39157
14753 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
14754 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
14755 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
14756 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
14757 parameter to 1000 for -O1 by default.
14758 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
14760 * loop-invariant.c: Include params.h.
14761 (move_loop_invariants): Don't call move_single_loop_invariants on
14764 2009-02-20 Jaka Mocnik <jaka@xlab.si>
14766 * calls.c (emit_library_call_value_1): Use slot_offset instead of
14767 offset when calculating bounds for indexing stack_usage_map. Fixes
14768 a buffer overflow with certain target setups.
14770 2009-02-20 Jakub Jelinek <jakub@redhat.com>
14773 * calls.c (expand_call): Clear try_tail_call if caller and callee
14774 disagree in promotion of function return value.
14776 2009-02-19 Jakub Jelinek <jakub@redhat.com>
14779 * c-common.c (c_determine_visibility): If visibility changed and
14780 DECL_RTL has been already set, call make_decl_rtl to update symbol
14783 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
14786 * varasm.c (assemble_variable): Don't check DECL_NAME when
14787 globalizing a variable.
14789 2009-02-19 Joseph Myers <joseph@codesourcery.com>
14792 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
14793 expression before any __builtin_trap call.
14794 * c-typeck.c (build_function_call): Convert and check function
14795 arguments before generating a call to a trap. Evaluate the
14796 function arguments before the trap.
14798 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
14801 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
14802 (UNSPEC_FXAM_MEM): New unspec.
14803 (fxam<mode>2_i387_with_temp): New insn and split pattern.
14804 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
14805 memory using fxam<mode>2_i387_with_temp to remove excess precision.
14807 2009-02-19 Richard Guenther <rguenther@suse.de>
14809 PR tree-optimization/39207
14810 PR tree-optimization/39074
14811 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
14812 storedanything_tree): New.
14813 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
14814 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
14815 (build_succ_graph): Add edges from STOREDANYTHING to all
14817 (init_base_vars): Initialize STOREDANYTHING.
14818 (compute_points_to_sets): Free substitution info after
14819 building the succ graph.
14820 (ipa_pta_execute): Likewise.
14822 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
14824 (do_ds_constraint): Do not add to special var or non-pointer
14826 (type_could_have_pointers): Split out from ...
14827 (could_have_pointers): ... here. For arrays use the element type.
14828 (create_variable_info_for): Initialize may_have_pointers.
14829 (new_var_info): Likewise.
14830 (handle_lhs_call): Make the HEAP variable unknown-sized.
14831 (intra_create_variable_infos): Use a type with pointers for
14832 PARM_NOALIAS, make it unknown-sized.
14834 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
14837 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
14839 2009-02-18 Jason Merrill <jason@redhat.com>
14842 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
14843 value if DECL_EXTERNAL.
14844 * tree-sra.c (sra_walk_gimple_assign): Likewise.
14845 * target.h (gcc_target::binds_local_p): Clarify "module".
14846 * tree.h (TREE_PUBLIC): Clarify "module".
14848 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
14851 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
14852 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
14854 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
14857 * c.opt (Wabi): Support C and ObjC.
14860 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
14862 * config/i386/i386.c (classify_argument): Warn once about the ABI
14863 change when passing union with long double.
14865 * doc/invoke.texi: Update -Wabi for warning psABI changes.
14867 2009-02-18 Joseph Myers <joseph@codesourcery.com>
14870 * c-parser.c (c_parser_compound_statement): Always enter and leave
14873 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14876 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
14878 2009-02-18 Jakub Jelinek <jakub@redhat.com>
14880 PR tree-optimization/36922
14881 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
14882 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
14885 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
14887 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
14890 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
14892 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
14894 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
14896 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
14899 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
14900 Richard Sandiford <rdsandiford@googlemail.com>
14902 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
14903 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
14904 (loongson_biadd): ...this.
14906 2009-02-17 Richard Guenther <rguenther@suse.de>
14908 PR tree-optimization/39202
14909 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
14910 a var make sure to follow existing collapses.
14912 2009-02-17 Richard Guenther <rguenther@suse.de>
14914 PR middle-end/39214
14915 * langhooks.c (lhd_print_error_function): Check for NULL block.
14917 2009-02-17 Richard Guenther <rguenther@suse.de>
14919 PR tree-optimization/39204
14920 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
14923 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
14925 * config/soft-fp/double.h: Update from glibc CVS.
14927 2009-02-17 Richard Guenther <rguenther@suse.de>
14929 PR tree-optimization/39207
14930 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
14931 strict-aliasing warnings for pointers pointing to NULL.
14933 2009-02-16 Joseph Myers <joseph@codesourcery.com>
14936 * c-parser.c (c_parser_braced_init): Call pop_init_level when
14937 skipping until next close brace.
14939 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
14942 * config/i386/i386.c (ix86_expand_push): Set memory alignment
14943 to function argument boundary.
14945 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
14947 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
14948 in the lea_add. Reload eventually constraints it properly.
14949 * config/picochip/constraints.md: Remove the target constraint
14950 "b", since it is not needed anymore.
14952 2009-02-16 Jakub Jelinek <jakub@redhat.com>
14954 * gthr-dce.h: Uglify function parameter and local variable names.
14955 * gthr-gnat.h: Likewise.
14956 * gthr-mipssde.h: Likewise.
14957 * gthr-nks.h: Likewise.
14958 * gthr-posix95.h: Likewise.
14959 * gthr-posix.h: Likewise.
14960 * gthr-rtems.h: Likewise.
14961 * gthr-single.h: Likewise.
14962 * gthr-solaris.h: Likewise.
14963 * gthr-tpf.h: Likewise.
14964 * gthr-vxworks.h: Likewise.
14965 * gthr-win32.h: Likewise.
14967 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
14970 * config/i386/i386.md: Restrict the new peephole2 to move
14971 between MMX/SSE registers.
14973 2009-02-15 Richard Guenther <rguenther@suse.de>
14976 2009-02-13 Richard Guenther <rguenther@suse.de>
14978 * configure.ac: Enable LFS.
14979 * configure: Re-generate.
14980 * config.in: Likewise.
14982 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14984 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
14985 spu_srqwbyte, spu_srqwbytebc): Define.
14986 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
14987 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
14988 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
14989 "shrqby_<mode>"): New insn-and-split patterns.
14990 * config/spu/spu.c (expand_builtin_args): Determine and return
14991 number of operands using spu_builtin_description data.
14992 (spu_expand_builtin_1): Use it.
14994 2009-02-13 Steve Ellcey <sje@cup.hp.com>
14997 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
15000 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
15003 * config/i386/i386.c (override_options): Correct warning
15004 messages for -malign-loops, -malign-jumps and -malign-functions.
15006 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
15009 * config/i386/i386.md: Restrict the new peephole2 to move
15010 between the general purpose registers.
15012 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
15015 * config/i386/i386.c (type_natural_mode): Add a new argument.
15016 Return the original mode and warn ABI change if vector size is 32byte.
15017 (function_arg_advance): Updated.
15018 (function_arg): Likewise.
15019 (ix86_function_value): Likewise.
15020 (ix86_return_in_memory): Likewise.
15021 (ix86_sol10_return_in_memory): Likewise.
15022 (ix86_gimplify_va_arg): Likewise.
15023 (function_arg_32): Don't warn ABX ABI change here.
15024 (function_arg_64): Likewise.
15026 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
15028 * loop-iv.c (implies_p): In the final case, test that operands 0
15029 of the two comparisons match.
15031 * config/bfin/bfin.c (find_prev_insn_start): New function.
15032 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
15033 (find_next_insn_start): Move.
15035 2009-02-13 Richard Guenther <rguenther@suse.de>
15037 * configure.ac: Enable LFS.
15038 * configure: Re-generate.
15039 * config.in: Likewise.
15041 2009-02-13 Joseph Myers <joseph@codesourcery.com>
15044 * c-parser.c (c_parser_parms_list_declarator): Discard pending
15045 sizes on syntax error after some arguments have been parsed.
15047 2009-02-12 Jakub Jelinek <jakub@redhat.com>
15049 * doc/invoke.texi (-fira): Remove.
15051 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
15053 * caller-save.c: Replace regclass.c with reginfo.c in comments.
15054 * recog.c: Likewise.
15057 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
15059 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
15060 (umul_ppmm): Likewise.
15061 (count_leading_zeros): Likewise.
15062 (count_trailing_zeros): Likewise.
15063 (UMUL_TIME): Likewise.
15065 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
15067 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
15068 soft-fp/t-softfp to tmake_file.
15070 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
15071 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
15072 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
15073 IA64_BUILTIN_INFQ]: New.
15074 (ia64_init_builtins): Initialize __builtin_infq,
15075 __builtin_fabsq and __builtin_copysignq if not HPUX.
15076 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
15077 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
15079 * config/ia64/lib1funcs.asm (__divtf3): Define only if
15081 (__fixtfti): Likewise.
15082 (__fixunstfti): Likewise.
15083 (__floattitf): Likewise.
15085 * config/ia64/libgcc-glibc.ver: New.
15086 * config/ia64/t-fprules-softfp: Likewise.
15087 * config/ia64/sfp-machine.h: Likewise.
15089 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
15090 (LIBGCC2_TF_CEXT): Likewise.
15091 (TF_SIZE): Likewise.
15092 (TARGET_INIT_LIBFUNCS): Likewise.
15094 * config/ia64/t-glibc (SHLINB_MAPFILES):
15095 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
15097 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
15099 * config/i386/i386.c (construct_container): Rewrite processing
15100 BLKmode with X86_64_SSE_CLASS.
15102 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
15105 * config/i386/i386.md: Replace simplify_replace_rtx with
15106 replace_rtx in the new peephole2.
15108 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
15110 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
15111 loop unrolling do not happen at -O2.
15113 2009-02-12 Michael Matz <matz@suse.de>
15115 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
15117 2009-02-12 Jakub Jelinek <jakub@redhat.com>
15119 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
15122 2009-02-12 Ben Elliston <bje@au.ibm.com>
15124 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
15125 patterns when updating the back chain. Missed in the 2009-02-10
15128 2009-02-11 Janis Johnson <janis187@us.ibm.com>
15130 * doc/extend.texi (Decimal Floating Types): Update identifier of
15131 draft TR and list of missing support.
15133 2009-02-11 Jakub Jelinek <jakub@redhat.com>
15135 PR middle-end/39154
15136 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
15137 bit to variable length decl's flags, add it also to its
15138 pointer replacement variable.
15140 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
15141 Jakub Jelinek <jakub@redhat.com>
15144 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
15145 (memory_blockage): New expander.
15146 (*memory_blockage): New insn pattern.
15147 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
15148 instead of general blockage at the end of function prologue when
15149 frame pointer is used to access red zone area. Do not emit blockage
15150 when profiling, it is emitted in generic code.
15151 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
15152 function epilogue when frame pointer is used to access red zone area.
15154 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
15157 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
15158 by arithmetic with memory operands.
15159 * config/i386/predicates.md (commutative_operator): New.
15161 2009-02-10 Janis Johnson <janis187@us.ibm.com>
15163 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
15166 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
15168 * alias.h (record_alias_subset): Declare.
15169 * alias.c (record_alias_subset): Make global.
15171 2009-02-10 Nick Clifton <nickc@redhat.com>
15173 * tree-parloops.c: Change license to GPLv3.
15174 * ipa-struct-reorg.c: Change license to GPLv3.
15175 * ipa-struct-reorg.h: Change license to GPLv3.
15177 2009-02-10 Steve Ellcey <sje@cup.hp.com>
15180 * c-decl.c (start_struct): Return NULL on error.
15182 2009-02-10 Jakub Jelinek <jakub@redhat.com>
15184 PR middle-end/39124
15185 * cfgloopmanip.c (remove_path): Call remove_bbs after
15186 cancel_loop_tree, not before it.
15189 * function.h (struct function): Add has_local_explicit_reg_vars bit.
15190 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
15191 VAR_DECLs were seen.
15192 * tree-ssa-live.c (remove_unused_locals): Recompute
15193 cfun->has_local_explicit_reg_vars.
15194 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
15195 copies or clearings if cfun->has_local_explicit_reg_vars.
15197 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
15200 * config/i386/i386.c (expand_prologue): Emit blockage at the end
15201 of function prologue when frame pointer is used to access
15204 2009-02-10 Richard Guenther <rguenther@suse.de>
15206 PR middle-end/39127
15207 * gimplify.c (gimple_regimplify_operands): Always look if
15208 we need to create a temporary.
15210 2009-02-10 Richard Guenther <rguenther@suse.de>
15212 PR tree-optimization/39132
15213 * tree-loop-distribution.c (todo): New global var.
15214 (generate_memset_zero): Trigger TODO_rebuild_alias.
15215 (tree_loop_distribution): Return todo.
15217 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
15220 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
15221 (x86_64_reg_class_name): Removed.
15222 (classify_argument): Return 0 if bytes > 32. Return 0 if the
15223 first one isn't X86_64_SSE_CLASS or any other ones aren't
15224 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
15225 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
15226 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
15227 and 3 X86_64_SSEUP_CLASS.
15228 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
15229 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
15231 2009-02-10 Ben Elliston <bje@au.ibm.com>
15233 * config/rs6000/rs6000.md (allocate_stack): Always use an update
15234 form instruction to update the stack back chain word, even if the
15235 user has disabled the generation of update instructions.
15236 (movdi_<mode>_update_stack): New.
15237 (movsi_update_stack): Likewise.
15238 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
15239 always use an update form instruction to update the stack back
15242 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
15244 PR middle-end/38953
15245 * graphite.c (if_region_set_false_region): After moving a region in
15246 the false branch of a condition, remove the empty dummy basic block.
15247 (gloog): Remove wrong fix for PR38953.
15249 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15251 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
15252 generation due to implicit sign extension.
15254 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
15256 PR middle-end/38981
15257 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
15258 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
15260 2009-02-09 Richard Guenther <rguenther@suse.de>
15262 PR middle-end/35202
15263 * convert.c (convert_to_real): Disable (float)fn((double)x)
15264 to fnf(x) conversion if errno differences may occur and
15265 -fmath-errno is set.
15267 2009-02-07 Anatoly Sokolov <aesok@post.ru>
15269 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
15270 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15271 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15273 2009-02-06 Joseph Myers <joseph@codesourcery.com>
15276 * c-common.c (handle_alias_attribute): Disallow attribute for
15277 anything not a FUNCTION_DECL or VAR_DECL.
15279 2009-02-06 Janis Johnson <janis187@us.ibm.com>
15282 * real.c (do_compare): Special-case compare of zero against
15283 decimal float value.
15285 2009-02-06 Joseph Myers <joseph@codesourcery.com>
15288 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
15289 as indicating flexible array members unless the field itself is
15290 being declarared as the incomplete array.
15292 2009-02-06 Jan Hubicka <jh@suse.cz>
15294 PR tree-optimization/38844
15295 * ipa-inline.c (try_inline): Stop inlining recursion when edge
15296 is already inlined.
15298 2009-02-06 Richard Guenther <rguenther@suse.de>
15300 PR middle-end/38977
15301 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
15302 fork because we may expand it as __gcov_fork.
15304 2009-02-06 Nick Clifton <nickc@redhat.com>
15306 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
15308 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
15310 PR tree-optimization/35659
15311 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
15312 vn_phi_eq): Shortcut if hashcode does not match.
15313 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
15315 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
15316 and avoid iterative_hash_expr.
15317 (FOR_EACH_VALUE_ID_IN_SET): New.
15318 (value_id_compare): Remove.
15319 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
15320 sort expressions by value id.
15322 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
15325 * config/sh/predicates.md (general_movsrc_operand): Don't check
15326 the subreg of system registers here.
15328 2009-02-05 Jakub Jelinek <jakub@redhat.com>
15331 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
15332 on the copied decl.
15334 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
15336 PR rtl-optimization/39110
15337 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
15338 addresses, not aligned ones.
15340 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
15341 Richard Guenther <rguenther@suse.de>
15343 PR tree-optimization/39100
15344 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
15345 comment says and add edges.
15347 2009-02-05 Joseph Myers <joseph@codesourcery.com>
15350 * c-common.c (handle_tls_model_attribute): Ignore attribute for
15351 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
15353 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
15355 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
15356 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
15357 register_bb_in_sese, new_sese, free_sese): Moved.
15358 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
15359 outermost_loop_in_scop, build_scop_iteration_domain,
15360 expand_scalar_variables_ssa_name, get_vdef_before_scop,
15361 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
15362 Use loop_in_sese_p instead of loop_in_scop_p.
15363 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
15364 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
15365 (scopdet_basic_block_info): Fix bug in scop detection.
15366 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
15367 eq_loop_to_cloog_loop): Remove.
15368 (nb_loops_around_loop_in_scop, nb_loop
15369 ref_nb_loops): Moved here...
15370 * graphite.h (ref_nb_loops): ... from here.
15371 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
15372 (loop_domain_dim, loop_iteration_vector_dim): Remove.
15373 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
15374 * testsuite/gcc.dg/graphite/scop-19.c: New
15376 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
15377 Hans-Peter Nilsson <hp@axis.com>
15379 PR rtl-optimization/37889
15380 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
15381 Move offset handling from PLUS to before the switch. Use new
15382 arguments when considering SYMBOL_REFs too.
15383 (rtx_addr_can_trap_p): Pass dummy offset and size.
15384 (enum may_trap_p_flags): Remove.
15385 (may_trap_p_1): Pass size from MEM_SIZE.
15387 PR rtl-optimization/38921
15388 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
15389 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
15390 * rtlanal.c (may_trap_after_code_motion_p): Delete.
15391 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
15393 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
15395 AVX Programming Reference (January, 2009)
15396 * config/i386/sse.md (*vpclmulqdq): New.
15398 2009-02-04 Jakub Jelinek <jakub@redhat.com>
15400 PR tree-optimization/38977
15401 PR gcov-profile/38292
15402 * calls.c (special_function_p): Disregard __builtin_ prefix.
15404 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
15406 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
15407 non-indexable addresses even before reload.
15409 2009-02-03 Joseph Myers <joseph@codesourcery.com>
15412 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
15413 as having variable size. Do not give an error for unnamed
15414 parameters with [*] declarators. Give a warning for type names
15415 with [*] declarators and mark them as variable size.
15416 * c-parser.c (c_parser_sizeof_expression): Do not give an error
15417 for sizeof applied to [*] type names.
15419 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
15422 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
15424 2009-02-03 Jakub Jelinek <jakub@redhat.com>
15426 * gcc.c (process_command): Update copyright notice dates.
15427 * gcov.c (print_version): Likewise.
15428 * gcov-dump.c (print_version): Likewise.
15429 * mips-tfile.c (main): Likewise.
15430 * mips-tdump.c (main): Likewise.
15432 2009-02-03 Joseph Myers <joseph@codesourcery.com>
15435 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
15436 for composite type involving a zero-length array type.
15438 2009-02-03 Jakub Jelinek <jakub@redhat.com>
15441 * function.c (match_asm_constraints_1): Skip over
15442 initial optional % in the constraint.
15444 PR inline-asm/39059
15445 * c-parser.c (c_parser_postfix_expression): If fixed point is not
15446 supported, don't accept FIXED_CSTs.
15447 * c-decl.c (finish_declspecs): Error if fixed point is not supported
15448 and _Sat is used without _Fract/_Accum. Set specs->type to
15449 integer_type_node for cts_fract/cts_accum if fixed point is not
15452 2009-02-02 Catherine Moore <clm@codesourcery.com>
15454 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
15456 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
15458 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
15459 (ABI_HAS_64BIT_SYMBOLS): Use it.
15460 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
15462 2009-02-02 Paul Brook <paul@codesourcery.com>
15464 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
15466 2009-02-02 Jakub Jelinek <jakub@redhat.com>
15468 PR inline-asm/39058
15469 * recog.h (asm_operand_ok): Add constraints argument.
15470 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
15471 recurse on matching constraint.
15472 (check_asm_operands): Pass constraints as 3rd argument to
15473 asm_operand_ok. Don't look up matching constraint here.
15474 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
15477 2009-02-02 Ben Elliston <bje@au.ibm.com>
15479 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
15480 TARGET_NARROW_VOLATILE_BITFIELD macro names.
15482 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15484 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
15485 information. Remove some obsolete information. Reorganize.
15487 * config/pa/fptr.c: Revert license to GPL 2.
15488 * config/pa/milli64.S: Likewise.
15490 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
15493 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
15494 LIBRARY name in, instead of hard-coding it.
15495 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
15496 extra target make frag to tmake_files according to EH model.
15497 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
15498 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
15499 frags that define makefile variable EH_MODEL appropriately.
15500 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
15501 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
15502 to "-sjlj" according to type of EH configured.
15503 (LIBGCC_SONAME): Concatenate it to shared library base name.
15504 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
15505 to "_sjlj" according to type of EH configured.
15506 (LIBGCC_SONAME): Concatenate it to shared library base name.
15507 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
15508 (SHLIB_LINK): Add missing semicolon to if-else construct.
15509 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
15510 string value of "pe_dll" command-line option.
15511 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
15512 (SHLIB_SONAME): Use it when overriding t-cygming default.
15513 (SHLIB_IMPLIB): Override t-cygming default.
15514 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
15515 string value of "pe_dll" command-line option.
15517 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
15520 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
15521 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
15523 2009-01-31 Richard Guenther <rguenther@suse.de>
15525 PR tree-optimization/38937
15526 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
15527 computing the transitive closure.
15529 2009-01-30 Richard Guenther <rguenther@suse.de>
15531 PR tree-optimization/39041
15532 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
15533 Propagate variable indices only if the types match for this stmt.
15535 2009-01-30 Jakub Jelinek <jakub@redhat.com>
15538 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
15539 inline but never defined.
15541 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
15543 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
15544 (*insv_h_di_reg_extimm): New insn.
15545 (*insv_l<mode>_reg_extimm): New insn.
15547 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
15549 * config/picochip/picochip.c (flag_conserve_stack): set
15550 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
15551 fconserve-stack. Reduce call-overhead used by inliner.
15553 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
15556 * common.opt (flag_conserve_stack): Initialised to zero.
15558 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
15561 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
15562 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
15565 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
15567 * ira-color.c (allocno_reload_assign): Update comments.
15568 * regmove.c (regmove_optimize): Likewise.
15572 2009-01-29 Robert Millan <rmh@aybabtu.com>
15574 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
15575 * config/i386/kopensolaris-gnu.h: New file. Undefine
15576 `MD_UNWIND_SUPPORT'.
15577 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
15579 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
15581 PR tree-optimization/39007
15582 * tree-loop-distribution.c (generate_builtin): Use
15583 recompute_dominator to compute the immediate dominator of the
15584 basic block just after the loop.
15586 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15588 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
15589 (ASM_OUTPUT_DWARF_PCREL): Define.
15591 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
15593 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
15594 * doc/passes.texi: Remove entries about regclass, local-alloc, and
15595 global. Modify entries about regmove and IRA.
15597 * ra-conflict.c: Remove the file.
15599 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
15601 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
15602 (pass_regclass_init): Rename to pass_reginfo_init.
15604 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
15606 * toplev.h (flag_ira): Remove.
15608 * caller-save.c (setup_save_areas): Remove flag_ira.
15610 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
15612 * global.c: Remove the file.
15614 * opts.c (decode_options): Remove flag_ira.
15616 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
15618 * regmove.c: Modify file description.
15619 (find_use_as_address, try_auto_increment): Define them only if
15620 AUTO_INC_DEC is defined.
15621 (replacement_quality, replace_in_call_usage, fixup_match_1,
15622 stable_and_no_regs_but_for_p): Remove.
15623 (reg_set_in_bb): Make it static.
15624 (regmove_optimize): Remove flag_ira and code which worked for
15627 * local-alloc.c: Remove the file.
15629 * common.opt (fira): Remove.
15631 * ira.c: Include except.h.
15632 (eliminable_regset): Move from global.c.
15633 (mark_elimination): Ditto. Remove flag_ira.
15634 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
15635 equiv_mem_modified, validate_equiv_mem_from_store,
15636 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
15637 contains_replace_regs, memref_referenced_p, memref_used_between_p,
15638 no_equiv, recorded_label_ref): Move from local-alloc.c.
15639 (update_equiv_regs): Ditto. Make it static.
15640 (print_insn_chain, print_insn_chains): Move it from global.c.
15641 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
15642 (build_insn_chain): Ditto. Make it static.
15643 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
15644 Rename to init_live_subregs.
15645 (gate_ira): Remove flag_ira.
15647 * regclass.c: Rename reginfo.c. Change file description.
15648 (FORBIDDEN_INC_DEC_CLASSES): Remove.
15649 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
15650 (init_reg_sets_1): Remove code for evaluation of
15651 reg_class_superclasses and losing_caller_save_reg_set.
15652 (init_regs): Remove init_reg_autoinc.
15653 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
15654 ok_for_base_p_nonstrict): Remove.
15655 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
15656 (pass_regclass_init): Rename to pass_reginfo_init. Modify
15657 corresponding entries.
15658 (dump_regclass, record_operand_costs, scan_one_insn,
15659 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
15660 record_address_regs, auto_inc_dec_reg_p): Remove.
15661 (gt-regclass.h): Rename to gt-reginfo.h.
15663 * rtl.h (dump_global_regs, retry_global_alloc,
15664 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
15666 * Makefile.in (RA_H): Remove.
15667 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
15668 Rename regclass.o to reginfo.o.
15669 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
15671 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
15672 (GTFILES): Rename regclass.c to reginfo.c.
15674 * passes.c (init_optimization_passes): Remove pass_local_alloc and
15675 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
15677 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
15678 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
15680 (finish_spills): Ditto. Remove code for !flag_ira.
15682 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
15684 PR middle-end/35854
15685 * doc/invoke.texi (rtl debug options): Complete rewrite.
15686 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
15688 * mode-switching.c (pass_mode_switching): Rename pass from
15689 "mode-sw" to "mode_sw".
15690 * except.c (pass_convert_to_eh_ranges): Rename pass from
15691 "eh-ranges" to "eh_ranges".
15692 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
15696 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
15697 Alexander Monakov <amonakov@ispras.ru>
15699 PR middle-end/38857
15700 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
15702 (move_exprs_to_boundary): Change return type and pass through
15703 should_move from move_op. Relax assert. Update usage ...
15704 (schedule_expr_on_boundary): ... here. Use should_move instead of
15706 (move_op_orig_expr_found): Indicate that insn was disconnected from
15708 (code_motion_process_successors): Do not call after_merge_succs
15709 callback if original expression was not found when traversing any of
15711 (code_motion_path_driver): Change return type. Update prototype.
15712 (move_op): Update comment. Add a new parameter (should_move). Update
15713 prototype. Set *should_move based on indication provided by
15714 move_op_orig_expr_found.
15716 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
15718 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
15719 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
15720 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
15721 * config/rs6000/rs6000.c (rs6000_override_options): Default
15722 avoid-indexed-addresses on for Power6, off for everything else.
15723 (avoiding_indexed_address_p): New function.
15724 (rs6000_legitimize_address): Use it.
15725 (rs6000_legitimate_address): Likewise.
15726 * config/rs6000/rs6000.md (movXX_updateX): Likewise
15728 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
15730 PR tree-optimization/38997
15731 * tree-loop-distribution.c (generate_memset_zero): Use
15732 POINTER_PLUS_EXPR for a pointer addition.
15734 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
15736 * config/s390/s390.md (bswap<mode>2): New pattern added.
15738 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
15740 * config/s390/s390.md (*tls_load_31): Added type attribute.
15742 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
15744 * config/s390/s390.md: Fix a few comments.
15746 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
15748 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
15749 (*tm<mode>_full): Fixed z10prop attribute.
15750 (*tst<mode>_extimm): Fixed z10prop attribute.
15751 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
15752 (*tstqiCCT_cconly): Fixed z10prop attribute.
15753 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
15754 (*movsi_larl): Fixed z10prop attribute.
15755 (*movsi_zarch): Fixed z10prop attribute.
15756 (*movsi_eas): Fixed z10prop attribute.
15757 (*movhi): Fixed z10prop attribute.
15758 (*movqi): Fixed z10prop attribute.
15759 (*movstrictqi): Fixed z10prop attribute.
15760 (*mov<mode>): Fixed z10prop attribute.
15761 (*movcc): Fixed z10prop attribute.
15762 (*sethighpartdi_64): Fixed z10prop attribute.
15763 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
15764 (*negdi2_sign_cc): Fixed z10prop attribute.
15765 (*negdi2_sign): Fixed z10prop attribute.
15766 (*absdi2_sign_cc): Fixed z10prop attribute.
15767 (*absdi2_sign): Fixed z10prop attribute.
15768 (*negabsdi2_sign_cc): Fixed z10prop attribute.
15769 (*negabsdi2_sign): Fixed z10prop attribute.
15770 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
15771 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
15772 (doloop_si64): Fixed z10prop attribute.
15773 (doloop_si31): Fixed z10prop attribute.
15774 (doloop_long): Fixed z10prop attribute.
15775 (indirect_jump): Fixed z10prop attribute.
15776 (nop): Fixed z10prop attribute.
15777 (main_base_64): Fixed z10prop attribute.
15778 (reload_base_64): Fixed z10prop attribute.
15780 2009-01-28 Jakub Jelinek <jakub@redhat.com>
15782 PR rtl-optimization/38740
15783 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
15785 * config/mips/mips.c (mips_reorg): Likewise.
15787 2009-01-28 Richard Guenther <rguenther@suse.de>
15789 PR tree-optimization/38926
15790 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
15791 with the correct value id to a value.
15792 (do_regular_insertion): Use the value number of edoubleprime
15793 for the value number of the expr.
15796 2008-08-21 Richard Guenther <rguenther@suse.de>
15798 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
15799 a PHI ask VN if it is already available.
15800 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
15801 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
15803 2009-01-28 Jakub Jelinek <jakub@redhat.com>
15805 PR middle-end/38934
15806 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
15807 set to varying whenever max has TREE_OVERFLOW set, similarly
15808 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
15810 2009-01-28 Richard Guenther <rguenther@suse.de>
15812 PR middle-end/38908
15813 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
15814 uninitialized aggregate uses in call arguments.
15816 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
15818 PR tree-optimization/38984
15819 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
15820 the nothing_id variable if -fno-delete-null-pointer-checks.
15822 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
15825 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
15826 (set_got_offset_rex64): Ditto.
15828 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
15831 * doc/extend.texi: Improve local variable with asm reg.
15833 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
15835 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
15836 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
15837 was not supplied then set warn_packed_bitfield_compat to the
15838 default value of 1.
15839 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
15842 2009-01-27 Richard Guenther <rguenther@suse.de>
15844 PR tree-optimization/38503
15845 * cfgexpand.c (expand_gimple_basic_block): Ignore
15846 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
15847 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
15848 variables that cannot have TBAA applied.
15849 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
15852 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
15854 PR middle-end/38969
15855 * calls.c (initialize_argument_information): Do not wrap complex
15856 arguments in SAVE_EXPR.
15858 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
15860 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
15861 (INSTALL_LIBGCC): Revert typo commit.
15863 2009-01-26 Richard Guenther <rguenther@suse.de>
15865 PR tree-optimization/38745
15866 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
15867 from special handling.
15869 2009-01-26 Richard Guenther <rguenther@suse.de>
15871 PR tree-optimization/38745
15872 * tree-ssa.c (execute_update_addresses_taken): Do not include
15873 variables that cannot possibly be a register in not_reg_needs.
15874 Do not clear TREE_ADDRESSABLE on vars that may not become
15876 * tree-ssa.c (update_alias_info_1): Include those in the set
15877 of addressable vars.
15879 2009-01-26 Richard Guenther <rguenther@suse.de>
15881 PR middle-end/38851
15882 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
15883 * tree-ssa-dse.c: Include langhooks.h
15884 (execute_simple_dse): Remove stores with zero size.
15886 2009-01-24 Jakub Jelinek <jakub@redhat.com>
15889 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
15892 2009-01-24 Julian Brown <julian@codesourcery.com>
15894 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
15895 config/arm/linux-atomic.c.
15896 * config/arm/linux-atomic.c: New.
15898 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
15900 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
15901 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
15902 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
15904 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
15907 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
15910 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
15912 PR tree-optimization/38953
15913 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
15914 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
15915 (gloog): Split the exit of the scop when the scop exit is a loop exit.
15916 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
15919 2009-01-24 Paul Brook <paul@codesourcery.com>
15921 * config/arm/neon.md (neon_type): Move to arm.md.
15922 (neon_mov<VSTRUCT>): Add neon_type attribute.
15923 * config/arm/arm.md (neon_type): Move to here.
15924 (conds): Add "unconditioal" and use as default for NEON insns.
15926 2009-01-24 Ben Elliston <bje@au.ibm.com>
15928 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
15929 void *' warning from -Wc++-compat.
15930 * Makefile.in (dominance.o-warn): Remove.
15932 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
15934 PR tree-optimization/38932
15935 * fold-const.c (fold_unary_ignore_overflow): New.
15936 * tree.h (fold_unary_ignore_overflow): Declare.
15937 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
15938 * tree-ssa-sccvn.c (visit_reference_op_load,
15939 simplify_unary_expression): Likewise.
15941 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
15943 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
15944 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
15945 regardless of their type.
15946 * c-common.c (handle_packed_attribute): Don't ignore packed on
15948 * c.opt (Wpacked-bitfield-compat): New warning option.
15949 * stor-layout.c (place_field): Warn if offset of a field changed.
15950 * doc/extend.texi (packed): Mention the ABI change.
15951 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
15952 (Warning Options): Add it to the list.
15954 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
15956 * c-opts.c (c_common_post_options): Fix a typo in comments.
15958 2009-01-22 Steve Ellcey <sje@cup.hp.com>
15960 PR middle-end/38615
15961 * gimplify.c (gimplify_init_constructor): Fix promotion of const
15962 variables to static.
15963 * doc/invoke.texi (-fmerge-all-constants): Update description.
15965 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
15968 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
15969 (*movdi_1_rex64): Use type "mmx" for alternative 5.
15971 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
15973 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
15975 (LOCAL_ALIGNMENT): Similarly.
15977 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
15978 Joseph Myers <joseph@codesourcery.com>
15980 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
15981 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
15982 * config/arm/arm-tune.md: Regenerate.
15983 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
15986 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
15988 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
15989 version number to five.
15991 2009-01-22 Dodji Seketeli <dodji@redhat.com>
15994 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
15995 * c-common.c (set_underlying_type): Likewise.
15996 (is_typedef_decl ): Likewise
15998 (set_underlying_type): Likewise.
15999 (is_typedef_type): Likewise.
16001 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
16003 PR middle-end/38587
16004 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
16007 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
16010 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
16011 (LIBGCC_SPEC): Don't define.
16012 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
16014 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
16016 PR rtl-optimization/38879
16017 * alias.c (base_alias_check): Unaligned access via AND address can
16018 alias all surrounding object types except those with sizes equal
16019 or wider than the size of unaligned access.
16021 2009-01-21 Dodji Seketeli <dodji@redhat.com>
16024 * c-decl.c (clone_underlying_type): Move this ...
16025 * c-common.c (set_underlying_type): ... here.
16026 Also, make sure the function properly sets TYPE_STUB_DECL() on
16027 the newly created typedef variant type.
16028 (is_typedef_decl ): New entry point.
16029 * tree.h: Added a new member member_types_needing_access_check to
16030 struct tree_decl_non_common.
16031 (set_underlying_type): New entry point.
16032 (is_typedef_type): Likewise.
16034 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
16036 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
16037 Check whether two instructions have memory references that
16038 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
16039 are helper functions for traversing.
16040 * alias.h (insn_alias_sets_confilict_p): New prototypes.
16041 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
16042 not to draw dependency edge for instructions with non-conflicting
16045 2009-01-20 Joseph Myers <joseph@codesourcery.com>
16048 * longlong.h: Update copyright years. Use soft-fp license notice.
16049 Sync __clz_tab declaration with glibc.
16051 2009-01-20 Steve Ellcey <sje@cup.hp.com>
16054 * doc/extend.texi (syscall_linkage): New.
16055 (version_id): Modify.
16057 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
16058 Richard Guenther <rguenther@suse.de>
16060 PR tree-optimization/38747
16061 PR tree-optimization/38748
16062 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
16063 conversion if the base address is an indirect reference and the
16064 aliasing sets could cause issues.
16066 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
16068 * common.opt (fgraphite, fgraphite-identity): Add comment for
16069 explaining why these options are not documented.
16071 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
16073 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
16074 gimple_call_lhs is NULL.
16076 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
16079 * emit-rtl.c (adjust_address_1): Make sure memref is never
16082 2009-01-20 Ben Elliston <bje@au.ibm.com>
16084 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
16085 const qualifier from arg parameter. Remove unnecessary cast to char *.
16086 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
16087 const qualifier from arg 2.
16089 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
16091 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
16093 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
16096 * rtl.h (reinit_regs): New prototype.
16097 * regclass.c: Include ira.h.
16098 (reinit_regs): New.
16099 * Makefile.in (regclass.o): Add ira.h.
16100 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
16102 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
16105 * c-common.c (handle_aligned_attribute): Use
16106 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
16107 default alignment value.
16109 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
16111 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
16112 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
16114 * doc/extend.texi: Update __attribute__ ((aligned)). Document
16115 __BIGGEST_ALIGNMENT__.
16117 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
16119 2009-01-18 Richard Guenther <rguenther@suse.de>
16121 PR tree-optimization/38819
16122 * tree-flow.h (operation_could_trap_helper_p): Declare.
16123 * tree-eh.c (operation_could_trap_helper_p): Export.
16124 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
16125 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
16126 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
16127 are about to insert a possibly trapping instruction and fail
16130 2009-01-18 Andreas Schwab <schwab@suse.de>
16132 * doc/install.texi (Configuration): Remove obsolete paragraph
16133 about use of --with-gnu-ld with --with-gnu-as.
16135 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
16137 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
16138 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
16139 Follow spelling conventions.
16141 2009-01-18 Ben Elliston <bje@au.ibm.com>
16143 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
16144 C++ warning about implicit conversion from void * to struct
16146 (bitmap_obstack_free): Likewise for bitmap_element *.
16147 * Makefile.in (bitmap.o-warn): Remove.
16149 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
16151 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
16153 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
16154 Tobias Grosser <tobi.grosser@amd.com>
16156 * graphite.c (graphite_trans_scop_block): Do not block single
16159 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
16161 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
16162 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
16163 test with assertion.
16165 2009-01-16 Richard Guenther <rguenther@suse.de>
16167 PR tree-optimization/38835
16168 PR middle-end/36227
16169 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
16170 and INT + PTR -> (INT)(PTR p+ INT) folding.
16171 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
16173 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
16176 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
16177 the subreg from a lowpart subreg if it is also casting the value.
16179 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
16180 Tobias Grosser <tobi.grosser@amd.com>
16182 * graphite.c (compare_prefix_loops): New.
16183 (build_scop_canonical_schedules): Rewritten.
16184 (graphite_transform_loops): Move build_scop_canonical_schedules
16185 after build_scop_iteration_domain.
16187 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
16188 Tobias Grosser <tobi.grosser@amd.com>
16190 * graphite.c (add_conditions_to_domain): Add the loops to
16191 the dimension of the iteration domain. Do copy the domain
16192 only when it exists.
16193 (build_scop_conditions_1): Do not call add_conditions_to_domain.
16194 (add_conditions_to_constraints): New.
16195 (can_generate_code_stmt, can_generate_code): Removed.
16196 (gloog): Do not call can_generate_code.
16197 (graphite_transform_loops): Call add_conditions_to_constraints
16198 after building the iteration domain.
16200 2009-01-16 Jakub Jelinek <jakub@redhat.com>
16202 PR tree-optimization/38789
16203 * tree-ssa-threadedge.c
16204 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16205 __builtin_constant_p.
16207 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16209 * dce.c (delete_unmarked_insns): Reversed the order that insns are
16210 examined before deleting them.
16212 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
16214 * function.c (aggregate_value_p): Correctly extract the function
16215 type from CALL_EXPR_FN lookup.
16217 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16219 * config/picochip/picochip.c (picochip_override_options): Revert
16220 CFI asm flag disable commited previously.
16222 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
16223 Tobias Grosser <tobi.grosser@amd.com>
16224 Jan Sjodin <jan.sjodin@amd.com>
16226 * graphite.c (scan_tree_for_params): On substractions negate
16227 all the coefficients of the term.
16228 (clast_to_gcc_expression_red): New. Handle reduction expressions
16229 of more than two operands.
16230 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
16231 (get_vdef_before_scop): Handle also the case of default definitions.
16233 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
16235 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
16236 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
16237 Also use them when walking CALL_INSN_FUNCTION_USAGE.
16239 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
16240 Joey Ye <joey.ye@intel.com>
16242 PR middle-end/37843
16243 * cfgexpand.c (expand_stack_alignment): Don't update stack
16244 boundary nor check incoming stack boundary here.
16245 (gimple_expand_cfg): Update stack boundary and check incoming
16246 stack boundary here.
16248 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
16250 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
16252 2009-01-14 Jakub Jelinek <jakub@redhat.com>
16254 PR rtl-optimization/38245
16255 * calls.c (expand_call): Add stack arguments to
16256 CALL_INSN_FUNCTION_USAGE even for pure calls (when
16257 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
16258 in regs and partially in memory or BLKmode arguments.
16259 (emit_library_call_value_1): Add stack arguments to
16260 CALL_INSN_FUNCTION_USAGE even for pure calls (when
16261 ACCUMULATE_OUTGOING_ARGS).
16262 * dce.c: Include tm_p.h.
16263 (find_call_stack_args): New function.
16264 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
16266 (mark_insn): Call find_call_stack_args for CALL_Ps.
16267 (prescan_insns_for_dce): Walk insns backwards in bb rather than
16268 forwards. Allocate and free arg_stores bitmap if needed, pass it
16269 down to deletable_insn_p, don't mark stores set in arg_stores
16270 bitmap, clear the bitmap at the beginning of each bb.
16271 * Makefile.in (dce.o): Depend on $(TM_P_H).
16273 2009-01-14 Michael Meissner <gnu@the-meissners.org>
16276 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
16277 to make sure the insn is a conditional test (bug 22599). Reformat a
16280 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
16282 PR middle-end/38431
16283 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
16284 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
16285 (gloog): Do not call cleanup_tree_cfg.
16286 (graphite_transform_loops): Call cleanup_tree_cfg after all
16287 scops have been code generated.
16289 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
16290 * doc/gty.texi (Invoking the garbage collector): Added new node
16291 and section documenting ggc_collect.
16293 2009-01-14 Richard Guenther <rguenther@suse.de>
16295 PR tree-optimization/38826
16296 PR middle-end/38477
16297 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
16298 initialization notes only if we actually emitted a warning.
16299 (intra_create_variable_infos): Add constraints for a result decl
16300 that is passed by hidden reference.
16301 (build_pred_graph): Mark all related variables non-direct on
16304 2009-01-14 Nick Clifton <nickc@redhat.com>
16306 * ira-conflicts.c: Include addresses.h for the definition of
16308 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
16309 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
16311 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
16314 * Makefile.in (ira-lives.o): Add except.h.
16316 * ira-lives.c: Include except.h.
16317 (process_bb_node_lives): Process can_throw_internal.
16319 2009-01-13 Jakub Jelinek <jakub@redhat.com>
16321 PR rtl-optimization/38774
16322 * combine.c (simplify_set): When undoing cc_use change, don't do
16323 PUT_CODE on the newly created comparison, but instead put back the
16326 2009-01-13 Joseph Myers <joseph@codesourcery.com>
16328 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
16329 values. Remove duplicate arm8 entry.
16331 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
16333 PR tree-optimization/38786
16334 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
16335 the SSA_NAME case of expand_scalar_variables_expr.
16336 Set the type of an expression to the type of its assign statement.
16337 (expand_scalar_variables_expr): Also gather the scalar computation
16338 used to index the memory access. Do not pass loop_p.
16339 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
16340 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
16341 the gimple_stmt_iterator where it inserts new code.
16342 Do not pass loop_p.
16343 (copy_bb_and_scalar_dependences): Do not pass loop_p.
16344 (translate_clast): Update call to copy_bb_and_scalar_dependences.
16346 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
16348 * graphite.h (debug_value): Removed.
16349 * graphite.c (debug_value): Removed.
16351 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
16353 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
16354 ldrd/strd with two 32-bit instructions.
16356 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
16358 * config/arm/arm.c (struct processors): Pass for speed down into
16359 cost helper functions.
16360 (const_ok_for_op): Handle COMPARE and inequality nodes.
16361 (arm_rtx_costs_1): Rewrite.
16362 (arm_size_rtx_costs): Update prototype.
16363 (arm_rtx_costs): Pass speed down to helper functions.
16364 (arm_slowmul_rtx_costs): Rework cost calculations.
16365 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
16366 (arm_9e_rtx_costs): Likewise.
16368 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
16370 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
16371 relocations of local symbols wider than UNITS_PER_WORD are not valid.
16372 (alpha_legitimize_address): Do not split local symbols wider than
16373 UNITS_PER_WORD into HIGH/LO_SUM parts.
16375 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
16378 * gcc.c (process_command): Replace call to execvp with calls
16379 to pex_one and exit.
16381 2009-01-03 Anatoly Sokolov <aesok@post.ru>
16384 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
16385 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
16386 variant for devices with 3-byte PC.
16387 (__tablejump_elpm__): New.
16389 2009-01-12 Jakub Jelinek <jakub@redhat.com>
16392 * c-parser.c (c_parser_postfix_expression): Allow `->' in
16393 offsetof member-designator, handle it as `[0].'.
16395 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16397 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
16398 function when not using named sections on targets with named sections
16399 if branch distance is less than 262132.
16401 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
16403 * combine.c (combine_instructions): Recompute
16404 optimize_this_for_speed_p for each BB in the main combine loop.
16406 2009-01-12 Tomas Bily <tbily@suse.cz>
16409 * tree-loop-distribution.c (prop_phis): New function.
16410 (generate_builtin): Call prop_phis.
16411 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
16413 2009-01-12 Jakub Jelinek <jakub@redhat.com>
16415 PR tree-optimization/38807
16416 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
16417 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
16419 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
16421 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
16422 subreg of op0 to the original op0.
16424 2009-01-11 Laurent GUERBY <laurent@guerby.net>
16426 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
16428 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
16431 * mips-tfile.c (parse_def): Fix parsing of def strings
16432 starting with digits.
16434 2009-01-10 Jakub Jelinek <jakub@redhat.com>
16437 * config/arm/arm.c (arm_is_long_call_p): Don't call
16438 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
16440 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
16442 * regrename.c (regrename_optimize): Fix dumping.
16443 (find_oldest_value_reg): Preserve REG_POINTER.
16444 (copy_hardreg_forward_1): Likewise.
16446 2009-01-09 Diego Novillo <dnovillo@google.com>
16448 * gimple.h (struct gimple_statement_base) <uid>: Document
16449 the restrictions on its use.
16450 (gimple_uid): Tidy.
16451 (gimple_set_uid): Tidy.
16453 2009-01-09 Jakub Jelinek <jakub@redhat.com>
16455 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
16456 zero guard even if align_bytes != 0 and count is smaller than
16459 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
16461 PR rtl-optimization/38495
16462 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
16463 (add_range_and_copies_from_move_list): Print all added ranges.
16464 Add ranges to memory optimized destination.
16466 2009-01-09 Jakub Jelinek <jakub@redhat.com>
16470 * config/i386/i386.c (override_options): Reject
16471 -mstringop-strategy=rep_8byte with -m32.
16472 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
16473 to 1. Do count comparison against epilogue_size_needed at compile
16474 time even when count_exp was constant forced into register. For
16475 size_needed don't jump to epilogue, instead just avoid aligning
16476 and invoke the body algorithm. If need_zero_guard, add zero guard
16477 even if count is non-zero, but smaller than size_needed + number of
16478 bytes that could be stored for alignment.
16479 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
16480 to 1. If need_zero_guard, add zero guard even if count is non-zero,
16481 but smaller than size_needed + number of bytes that could be stored
16482 for alignment. Compare size_needed with epilogue_size_needed instead
16483 of desired_align - align, don't adjust size_needed, pass
16484 epilogue_size_needed to the epilogue expanders.
16487 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
16489 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16491 * pa.c (last_address): Change to unsigned.
16492 (update_total_code_bytes): Change argument to unsigned. Don't
16493 check if insn addresses are set.
16494 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
16495 addresses are not set.
16496 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
16498 2009-01-09 Nick Clifton <nickc@redhat.com>
16500 * config/sh/symbian.c: Replace uses of DECL_INLINE with
16501 DECL_DECLARED_INLINE_P.
16503 2009-01-09 Jakub Jelinek <jakub@redhat.com>
16505 PR middle-end/38347
16506 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
16507 GET_MODE (op0) in operand_subword_force calls.
16509 PR middle-end/38771
16510 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
16511 fold_convert arg0 operands to TREE_TYPE (op0) first.
16513 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
16515 * params.def (ira-max-conflict-table-size): Decrease default value
16518 2009-01-08 Jakub Jelinek <jakub@redhat.com>
16520 PR tree-optimization/37031
16521 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
16523 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
16524 allocate it using gc instead of heap, use VEC_quick_push instead of
16526 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
16527 instead of heap, use VEC_quick_push instead of VEC_safe_push.
16528 * tree-data-ref.h (struct access_matrix): Change matrix to gc
16529 allocated vector from heap allocated.
16530 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
16531 * tree-loop-linear.c (linear_transform_loops): Allocate nest
16532 vector only after perfect_loop_nest_depth call.
16534 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
16535 Jan Sjodin <jan.sjodin@amd.com>
16537 PR tree-optimization/38559
16538 * graphite.c (debug_value, copy_constraint,
16539 swap_constraint_variables, scale_constraint_variable, ): New.
16540 (get_lower_bound, get_upper_bound): Removed.
16541 (graphite_trans_bb_strip_mine): Clean up this code that works
16542 only for constant number of iterations. Fully copy upper and
16543 lower bound constraints, not only the constant part of them.
16544 * graphite.h (debug_value): Declared.
16546 2009-01-08 Ira Rosen <irar@il.ibm.com>
16548 PR tree-optimization/37194
16549 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
16550 Don't add the cost of cost model guard in prologue to scalar
16551 outside cost in case of known number of iterations.
16553 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
16554 Alan Modra <amodra@bigpond.net.au>
16556 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
16557 non-word-aligned REG+CONST addressing.
16559 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
16562 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
16563 free_after_compilation when outputting a thunk.
16564 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
16565 Do not call free_after_compilation here.
16567 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
16569 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
16570 (ix86_valid_target_attribute_inner_p): Ditto.
16572 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
16574 PR tree-optimization/38492
16575 PR tree-optimization/38498
16576 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
16577 * tree-chrec.h (scev_is_linear_expression): Declared.
16578 * graphite.c (graphite_cannot_represent_loop_niter): New.
16579 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
16580 (graphite_loop_normal_form): Use gcc_assert.
16581 (scan_tree_for_params): Use CASE_CONVERT.
16582 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
16583 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
16584 Use gcc_assert. Discard scops that contain unhandled cases.
16585 (build_scop_conditions): Return a boolean status for unhandled cases.
16586 (strip_mine_profitable_p): Print the loop number, not its depth.
16587 (is_interchange_valid): Pass the depth of the loop nest, don't
16588 recompute it wrongly.
16589 (graphite_trans_bb_block): Same.
16590 (graphite_trans_bb_block): Print tentative of loop blocking.
16591 (graphite_trans_scop_block): Do not print that the loop has been
16593 (graphite_transform_loops): Do not handle scops that contain condition
16596 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
16598 AVX Programming Reference (December, 2008)
16599 * config/i386/avxintrin.h (_mm256_stream_si256): New.
16600 (_mm256_stream_pd): Likewise.
16601 (_mm256_stream_ps): Likewise.
16603 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
16604 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
16605 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
16606 (bdesc_special_args): Add __builtin_ia32_movntdq256,
16607 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
16608 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
16609 (ix86_expand_special_args_builtin): Likewise.
16611 * config/i386/sse.md (AVXMODEDI): New.
16612 (avx_movnt<mode>): Likewise.
16613 (avx_movnt<mode>): Likewise.
16614 (<sse>_movnt<mode>): Remove AVX support.
16615 (sse2_movntv2di): Likewise.
16617 2009-01-07 Richard Guenther <rguenther@suse.de>
16619 PR middle-end/38751
16620 * fold-const.c (extract_muldiv): Remove obsolete comment.
16621 (fold_plusminus_mult_expr): Undo MINUS_EXPR
16622 to PLUS_EXPR canonicalization for the canonicalization.
16624 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
16626 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
16627 hosted cross-compilers generating less efficient code.
16629 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
16631 * function.h (rtl_data): Add a dbr_scheduled_p field.
16632 * reorg.c (dbr_schedule): Set it.
16633 (gate_handle_delay_slots): Check it.
16634 * config/mips/mips.c (mips_base_delayed_branch): Delete.
16635 (mips_reorg): Check flag_delayed_branch instead of
16636 mips_base_delayed_branch.
16637 (mips_override_options): Don't set mips_base_delayed_branch
16638 or flag_delayed_branch.
16640 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
16642 PR rtl-optimization/38426.
16643 * ira.c (ira): Set current_function_is_leaf earlier.
16645 2009-01-06 Jakub Jelinek <jakub@redhat.com>
16647 PR rtl-optimization/38722
16648 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
16649 too early, only set a flag and modify after last possible
16652 2009-01-06 Janis Johnson <janis187@us.ibm.com>
16655 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
16656 * real.c (decimal_single_format): Correct values of emin and emax.
16657 (decimal_double_format): Ditto.
16658 (decimal_quad_format): Ditto.
16659 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
16660 computation of DECnn_MIN and DECnn_MAX for corrected values of
16661 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
16662 __DECnn_MIN__, and adjust its computation for the corrected value
16665 2009-01-06 Jan Hubicka <jh@suse.cz>
16668 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
16670 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
16672 * doc/contrib.texi (Contributors): Slightly adjust the end note.
16673 Add Robert Clark to the list of testers.
16675 2009-01-06 Jan Hubicka <jh@suse.cz>
16676 Kai Tietz <kai.tietz@onevision.com>
16678 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
16679 * config/i386/i386.c (ix86_expand_call): Add clobbers.
16681 2009-01-06 Jan Hubicka <jh@suse.cz>
16682 Kai Tietz <kai.tietz@onevision.com>
16684 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
16686 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
16687 (ix86_nsaved_regs): Count only general purpose regs.
16688 (ix86_nsaved_sseregs): New.
16689 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
16690 to 16 for w64; compute padding and size of sse reg save area.
16691 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
16692 general purpose regs.
16693 (ix86_emit_save_sse_regs_using_mov): New.
16694 (ix86_expand_prologue): Save SSE regs if needed.
16695 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
16696 (ix86_emit_restore_sse_regs_using_mov): New.
16697 (ix86_expand_epilogue): Save SSE regs if needed.
16699 2009-01-06 Jan Hubicka <jh@suse.cz>
16700 Kai Tietz <kai.tietz@onevision.com>
16702 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
16703 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
16704 functions when accumulate outgoing args is off.
16706 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
16709 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
16710 before using pseudos_have_intersected_live_ranges_p.
16712 * ira-int.h (ira_assert): Always define.
16714 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
16716 AVX Programming Reference (December, 2008)
16717 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
16718 (_mm256_permute2_pd): Likewise.
16719 (_mm_permute2_ps): Likewise.
16720 (_mm256_permute2_ps): Likewise.
16721 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
16722 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
16724 * config/i386/i386.c (ix86_builtins): Remove
16725 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
16726 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
16727 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
16728 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
16729 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
16730 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
16731 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
16732 __builtin_ia32_vpermil2ps256.
16733 (ix86_init_mmx_sse_builtins): Updated.
16734 (ix86_expand_args_builtin): Likewise.
16736 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16738 * pa.c (output_call): Relocate non-jump insns in the delay slot of
16739 long absolute calls when generating PA 2.0 code.
16741 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
16743 PR rtl-optimization/38583
16744 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
16746 * params.def (ira-max-conflict-table-size): New.
16748 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
16750 * ira.h (ira_conflicts_p): New external definition.
16752 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
16753 table. Report this. Return result of building.
16754 (ira_build_conflicts): Use ira_conflicts_p. Check result of
16755 building conflict table.
16757 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
16758 (ira_color): Use ira_conflicts_p.
16760 * global.c: Include ira.h.
16761 (pseudo_for_reload_consideration_p, build_insn_chain): Use
16764 * Makefile.in (global.o): Add ira.h.
16766 * ira-build.c (mark_all_loops_for_removal,
16767 propagate_some_info_from_allocno): New.
16768 (remove_unnecessary_allocnos): Call
16769 propagate_some_info_from_allocno.
16770 (remove_low_level_allocnos): New.
16771 (remove_unnecessary_regions): Add parameter. Call
16772 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
16773 parameter to remove_unnecessary_regions.
16774 (ira_build): Remove all regions but root if the conflict table was
16775 not built. Update conflict hard regs for allocnos crossing calls.
16777 * ira.c (ira_conflicts_p): New global.
16778 (ira): Define and use ira_conflicts_p.
16780 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
16781 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
16782 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
16784 2009-01-06 Ben Elliston <bje@au.ibm.com>
16786 * gengtype-lex.l (YY_NO_INPUT): Define.
16788 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
16791 * c-common.c (handle_vector_size_attribute): Also reject
16792 BOOLEAN_TYPE types.
16794 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
16796 PR tree-optimization/38492
16797 * graphite.c (rename_map_elt, debug_rename_elt,
16798 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
16799 rename_map_elt_info, eq_rename_map_elts,
16800 get_new_name_from_old_name, bb_in_sese_p): Moved around.
16801 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
16802 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
16803 (sese_build_livein_liveouts): New.
16804 (new_sese, free_sese): New.
16805 (new_scop): Call new_sese.
16806 (free_scop): Call free_sese.
16807 (rename_variables_from_edge, rename_phis_end_scop): Removed.
16808 (register_old_new_names): Renamed register_old_and_new_names.
16809 (register_scop_liveout_renames, add_loop_exit_phis,
16810 insert_loop_close_phis, struct igp,
16811 default_liveout_before_guard, add_guard_exit_phis,
16812 insert_guard_phis, copy_renames): New.
16813 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
16814 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
16815 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
16816 (scop_adjust_phis_for_liveouts): New.
16817 (gloog): Call scop_adjust_phis_for_liveouts.
16819 * graphite.h (struct sese): Documented. Added fields liveout,
16820 num_ver and livein.
16821 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
16822 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
16823 (struct scop): Added field liveout_renames.
16824 (SCOP_LIVEOUT_RENAMES): New.
16826 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
16828 PR tree-optimization/38510
16829 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
16830 (translate_clast): Call recompute_all_dominators before
16832 (gloog): Call recompute_all_dominators before graphite_verify.
16834 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
16835 Jan Sjodin <jan.sjodin@amd.com>
16837 PR tree-optimization/38500
16838 * graphite.c (create_sese_edges): Call fix_loop_structure after
16841 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
16843 * config.gcc: Add m32r*-*-rtems*.
16844 * config/m32r/rtems.h: New file.
16846 2009-01-05 Ben Elliston <bje@au.ibm.com>
16848 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
16849 (.po.pox): Likewise.
16850 (po/gcc.pot): Likewise.
16852 2009-01-04 David S. Miller <davem@davemloft.net>
16854 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
16855 (STARTING_FRAME_OFFSET): Always set to zero.
16857 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
16859 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
16860 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
16861 fixed-point types, and vectors of the same.
16863 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
16865 * config/mips/sync.md (*mb_barrier): Rename to...
16866 (*memory_barrier): ...this.
16868 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
16870 * doc/extend.texi (Function Attributes): Move @cindex after @item
16871 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
16872 and put in alphabetical order. Fix 'target' name and put in order.
16873 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
16876 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
16878 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
16879 (memory_barrier): Expand as unspec instead of unspec_volatile.
16880 Remove mem:BLK from insn operands. Use Pmode scratch register.
16881 (*memory_barrier): Define as unspec instead of unspec_volatile.
16882 Use (match_dup 0) as input operand.
16884 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
16885 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
16886 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
16887 scratch register. Remove operand 1.
16888 (*stbar): Define as unspec instead of unspec_volatile.
16889 Use (match_dup 0) as input operand, remove (const_int 8).
16890 (*membar): Define as unspec instead of unspec_volatile.
16891 Use (match_dup 0) as input operand, remove input operand 2.
16893 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
16894 (memory_barrier): Expand as unspec instead of unspec_volatile.
16895 Remove mem:BLK from insn operands. Use Pmode scratch register.
16896 (*memory_barrier): Define as unspec instead of unspec_volatile.
16897 Use (match_dup 0) as input operand.
16899 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
16900 Remove mem:BLK from insn operands. Use Pmode scratch register.
16901 Set volatile flag on operand 0.
16902 (*memory_barrier): New insn pattern.
16904 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
16906 (*memory_barrier): Use (match_dup 0) as input operand.
16908 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
16909 Remove mem:BLK from insn operands. Use Pmode scratch register.
16910 Set volatile flag on operand 0.
16911 (*mb_internal): New insn pattern.
16913 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
16915 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
16917 PR middle-end/38586
16918 * function.c (struct temp_slot): Move to the section of the file
16919 that deals with temp slots. Remove field 'address'.
16920 (temp_slot_address_table): New hash table of address -> temp slot.
16921 (struct temp_slot_address_entry): New struct, items for the table.
16922 (temp_slot_address_compute_hash, temp_slot_address_hash,
16923 temp_slot_address_eq, insert_temp_slot_address): Support functions
16925 (find_temp_slot_from_address): Rewrite to use the new hash table.
16926 (remove_unused_temp_slot_addresses): Remove addresses of temp
16927 slots that have been made available.
16928 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
16929 worker function for remove_unused_temp_slot_addresses.
16930 (assign_stack_temp_for_type): Don't clear the temp slot address list.
16931 Add the temp slot address to the address -> temp slot map.
16932 (update_temp_slot_address): Update via insert_temp_slot_address.
16933 (free_temp_slots): Call remove_unused_temp_slot_addresses.
16934 (pop_temp_slots): Likewise.
16935 (init_temp_slots): Allocate the address -> temp slot map, or empty
16936 the map if it is already allocated.
16937 (prepare_function_start): Initialize temp slot processing.
16939 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
16941 PR middle-end/38584
16942 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
16943 Calculate the size of all stack vars assuming no packing of stack
16944 vars will happen, replacing a quadratic algorithm with a linear one.
16946 2009-01-03 Jakub Jelinek <jakub@redhat.com>
16949 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
16952 2009-01-03 Diego Novillo <dnovillo@google.com>
16954 * doc/contrib.texi: Update contributions.
16956 2009-01-03 Jakub Jelinek <jakub@redhat.com>
16959 * builtins.c (fold_builtin_memory_op): Give up if either operand
16960 is volatile. Set srctype or desttype to non-qualified version
16964 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
16965 and FUNCTION_DECLs.
16967 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
16969 PR rtl-optimization/35805
16970 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
16971 problem if fast dce is able to remove any instructions.
16972 * dce.c (dce_process_block): Fix dump message.
16974 2009-01-02 Mark Mitchell <mark@codesourcery.com>
16977 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
16979 2009-01-02 Jakub Jelinek <jakub@redhat.com>
16981 PR middle-end/38690
16982 * tree-flow.h (op_code_prio, op_prio): New prototypes.
16983 * tree-pretty-print.c (op_code_prio): New function.
16984 (op_prio): No longer static. Use op_code_prio.
16985 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
16986 Use op_prio and op_code_prio to determine if () should be
16987 printed around operand(s) or not.
16989 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
16990 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
16991 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
16992 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
16993 pp_character instead of pp_string for single letter printing.
16995 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
16997 * doc/extend.texi: Fix '#pragma GCC option' typo.
16999 2009-01-02 Richard Guenther <rguenther@suse.de>
17001 * doc/install.texi (--enable-checking): Mention different
17002 default for stage1.
17003 (--enable-stage1-checking): Document.
17005 2009-01-01 Andrew Pinski <pinskia@gmail.com>
17007 PR middle-end/30142
17008 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
17009 case to be an error.
17011 2009-01-02 Ben Elliston <bje@au.ibm.com>
17013 * config/fp-bit.h (pack_d): Constify argument.
17014 * config/fp-bit.c (makenan): Constify return type. Remove casts.
17015 (isnan): Constify argument.
17017 (iszero): Likewise.
17018 (pack_d): Likewise.
17019 (_fpadd_parts): Constify return type.
17020 (_fpmul_parts): Likewise.
17021 (_fpdiv_parts): Likewise.
17023 2009-01-01 Jakub Jelinek <jakub@redhat.com>
17026 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
17027 warn about overwriting initializer with side-effects or
17028 -Woverride-init if !IMPLICIT.
17029 (output_init_element): Likewise. Pass IMPLICIT down to
17031 (process_init_element): Add IMPLICIT argument. Pass it down
17032 to output_init_element.
17033 (push_init_element, pop_init_level, set_designator): Adjust
17034 process_init_element callers.
17035 (set_nonincremental_init, set_nonincremental_init_from_string):
17036 Adjust add_pending_init callers.
17037 (output_pending_init_elements): Adjust output_init_element callers.
17038 * c-tree.h (process_init_element): Adjust prototype.
17039 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
17040 process_init_element callers.
17043 Copyright (C) 2009 Free Software Foundation, Inc.
17045 Copying and distribution of this file, with or without modification,
17046 are permitted in any medium without royalty provided the copyright
17047 notice and this notice are preserved.